Used Wood Sanding Machine, Intermediate Lacquer Sanding for sale (67,751)

Condition: new, Year of construction: 2023, Exhibition machine Year of manufacture: 2023 Features and technical data: - Double-sided operation with surface and contact grinding sides Ljdpfx Asxvnmnjfwjaf - Abrasive belt size: 200 x 2000 mm - Belt drive motor: 3 kW - Programmable oscillation stroke: 10–90 mm - Grinding unit motorized tilting up to 45 degrees - CE-compliant / Dust-tested Accessories: Semicircular table at the belt drive roller Dimensions (LxWxH): 1800 x 1000 x 1500 mm Weight: 610 kg Location: Solingen Availability: short-term

Condition: used, Year of construction: 2008, machine/vehicle number: 0-411-49-1873, Technical data: - Manufacturer: Bütfering - Type: Optimat SGO 211/RC - Number of grinding units: 2 - Year of manufacture: 2008 - Working width: 1.100 mm - Grinding belt width: 1.120 mm - Grinding belt length: 1.900 mm - Workpiece thickness: 3-160 mm - Feed speed: 2,5-13 m/min. - Table height adjustment Standard equipment: - Automatic workpiece thickness adjustment - Stepless feed speed via requency converter. - 125 grinding programs can be stored - Wear-free braking system 1. Grinding unit (R) - Calibration roller - Profiled steel contact roller - Diameter 160 mm - Drive motor: 15 kW 2nd grinding unit (C) - Combination unit with roller and grinding shoe - Rubberized contact roller 65 Shore - Contact roller diameter 160 mm - Electronic link pressure bar with segment width 35 mm. - Belt speed: 12 and 21 m/s - Tolerance compensation up to 1 mm - Suitable for veneered surfaces and solid wood. - Drive motor: 11 kW - Total connected load: approx. 28 kW - Operating voltage: 400 V / 50 Hz. - Compressed air consumption at 6 bar, 20 L/min. - Belt blow-off device per pressure surge 440 L/min. - Extraction volume: approx. 2,880 m3/h/ at 20 m/s - Extraction connection: Dedusting: 1 x Ø 160 mm (grinding unit, roller) 1 x Ø 160 mm (grinding unit, shoe) Dimensions: - Length: 1,700 mm - Width: 1,850 mm Ljdpfx Afjyh Hwuoweaf - Height: 2,100 mm - Location: not in stock - Available from April 2026

Condition: used, Year of construction: 1997, functionality: fully functional, total width: 1,240 mm, total length: 2,630 mm, total height: 1,400 mm, power of feed motor: 1,500 W, overall weight: 1,600 kg, working range: 140 mm, type of input current: three-phase, input voltage: 400 V, - Polish production - year of production 1997 - DTR - CE TECHNICAL DATA: - range of diameters of processed dowels: 40-140mm - max. diameter of input material: 200mm - min. length of input material: 600mm - max. allowance for processing per side: 30mm - cutter head drive motor: 18.5kW - forward/reverse feed - feed motor: 1.5kW - 3 toothed pulling rollers Lajdpfxjv N Edbj Afwjf - 4-knife head - 3 smooth pulling output rollers - dimensions L/W/H: 2630x1240x1400mm - weight: 1600kg

Condition: used, Year of construction: 2005, functionality: fully functional, overall weight: 1,600 kg, working range: 140 mm, type of input current: three-phase, input voltage: 400 V, - Polish production - year of production 2005 - DTR, CE TECHNICAL DATA: - range of diameters of processed dowels: 40-140mm - max. diameter of input material: 200mm - min. length of input material: 600mm - max. allowance for processing per side: 30mm - cutter head drive motor: 18.5kW - forward/reverse feed - feed motor: 1.5kW - 3 toothed pulling rollers - head: 4-knife - 3 smooth pulling output rollers - dimensions length/width/height: 2630x1240x1400mm Ledpfsv N Ebaox Afwjaf - weight: 1600kg

Condition: excellent (used), Year of construction: 1984, Description to follow! Ledpfjzbczlsx Afwoaf

Year of construction: 1990, condition: excellent (used), O F F E R Subject to prior sale and errors excepted, we can offer you, without obligation, the following ex-stock: D E G E N Lajdpexzuuvsfx Afwjf Manual Cutting, Pointing, and Cylindrical Grinding Machine for Ejector Pins Model: T Year of manufacture: 1990 _____ Grinding carriage center height: approx. 200 mm Grinding wheel Ø x bore: 200 x 30 mm Grinding wheel speed: approx. rpm Grinding wheel drive power: approx. kW Workpiece headstock center height: 160 mm Workpiece headstock longitudinal adjustment: approx. 100 mm Workpiece headstock transverse adjustment: approx. 200 mm Workpiece headstock swiveling either side: approx. 2 x 30° Collet chuck capacity: 0.5 – 20 mm Weight: approx. 500 kg Accessories / Special equipment: • Workpiece headstock swiveling for pointing and deburring • Collet chuck with approx. 10 different collets • Plexiglass safety guard for grinding wheel • Compact, free-standing on sturdy base • Optional cross-slide feed unit Condition: good to very good – under power, ready for demonstration Delivery: ex stock – as inspected Payment: strictly net – upon receipt of invoice We look forward to receiving your order. Further tool grinding machines available from stock – please enquire!

Condition: refurbished (used), Year of construction: 2026, Dear customers, we currently offer you a fully refurbished profile belt grinding machine for model and mold making, manufactured by Zimmermann. Here are the technical specifications of a machine of the PS1/2 type: Table length: 650 mm Table width: 600 mm Rail width: 15 / 30 / 40 / 50 mm Belt length: 2,700 / 3,200 mm Grinding height: 350 mm Table swivel: 45 / 20° Lajdpfx Afozlidajwof Voltage: 400V Power: 1.4 / 1.85 kW Speed: 1,500 / 3,000 rpm Belt speed: 12 / 25 m/s Dust extraction nozzle diameter: 80 mm Dimensions: 1,200 x 2,450 x 2,100 mm Weight: 390 kg After the refurbishment, the machines feature an updated electrical system including a motor brake, are painted in RAL 7035 light gray, have refurbished idler and drive rollers installed, and come with a complete set of accessories. We look forward to receiving your questions and inquiries.

Condition: refurbished (used), Year of construction: 2026, Dear customers, we currently offer you a fully refurbished profile belt grinding machine for model and mold making, manufactured by Zimmermann. Here are the technical specifications of a machine of the PS1 type: Table length: 650 mm Table width: 600 mm Rail width: 15 / 30 / 40 / 50 mm Belt length: 2,700 mm Grinding height: 350 mm Table swivel: 45 / 20° Voltage: 400V Lsdpfjzlicvsx Afwoaf Power: 1.4 / 1.85 kW Speed: 1,500 / 3,000 rpm Belt speed: 12 / 25 m/s Dust extraction port diameter: 80 mm Dimensions: 1,200 x 2,450 x 1,500 mm Weight: 320 kg After the overhaul, the machines feature a revised electrical system including a motor brake, are painted in RAL 7035 light gray, have refurbished idler and drive rollers, and come with a complete set of accessories. We look forward to receiving your questions and inquiries.

Condition: good (used), Code: 0749 Brand: TAGLIABUE - COSTA LEVIGATRICI Model: TT 3 1300 Automatic sanding machine for worktops, furniture, panels, tables Technical data: Working width mm 1300 Max working thickness mm 130 Min working thickness mm 1 Composition: 1° Transversal belt - Motor Hp 15 - Electronic speed variator with display 2° Transversal belt - Motor Hp 15 - Electronic speed variator with display Transversal sanding belt size mm 1350 x 150 Chevron belt size mm 5510 x 140 Belt blowers Belt feed speed mt/min 5/25 Lasdpfsh T Dzqex Afwof Fixed table and mobile head for on-line set-up Panel cleaning rotary blowers Vacuum table Belt cleaning brush Infeed roller conveyor Installed power Kw 32 Compressed air 7 Atm Suction inlets: n° 2 diameter mm 200 - n° 2 diameter mm 150 - n° 2 diameter mm 100 Overall dimensions mmm 4400 x 2500 x 1600 h Weight kg 5000

Condition: used, Year of construction: 2025, New demonstration machine! List price: €4,938 net. The upper part is made of heavy-duty cast iron and features a built-in three-phase motor, 380 V, 2.2 kW, 2850 rpm; the machine is equipped with a built-in switch-plug combination; motor circuit breaker and main switch according to VDE; dimensions of the sanding belt backing: 850 x 150 mm; steel table with height adjustment via spring pressure; belt dimensions: 150 x 2280 mm; the sanding belt backing is coated with a graphite sliding layer; the machine is supplied with a set of sanding belts; additionally included in the scope of delivery is an angle and miter fence. The machine is dust-tested (GS) according to Holz-BG-Stuttgart when connected to a central dust extraction system with an air velocity of at least 20 m/s. Standard equipment: - swiveling 90-180° - motorized belt oscillation - small support table on the idler pulley - pneumatic belt tension. Technical data: Motor power: 2.2 kW, sanding belt dimensions: 150 x 2280 mm, sanding belt speed: 22 m/s, table size: 750 x 350 mm, space requirement: 1000 x 800 mm, weight: from 180 kg, dust extraction port diameter: 100. Storage location: Rieth. Lodpfsx Hwpvsx Afwjaf

Condition: good (used), Code: 0449 Brand: DE STEFANI Model: MV 1 Automatic single-head edge sander for wooden edges and profiles, solid wood, veneered and various Ljdpfxozmyp As Afweaf Sander for profiles and rebates with interchangeable pad, tiltable -15° to +90° 2-speed motor rpm 710/1420 – Hp 1,3 – 2,5 Working height mm 100 Automatic feed with variable speed Adjustable inlet guide Compressed air 6 atm Exhaust outlet diameter 100 mm Overall dimensions mm 2100 x 1600 x 1350 h Weight kg 950

Condition: used, Year of construction: 1991, operating hours: 2,000 h, functionality: fully functional, machine/vehicle number: 290-02-1819, total length: 2,670 mm, total width: 1,500 mm, total height: 1,200 mm, type of input current: three-phase, overall weight: 1,200 kg, input voltage: 380 V, space requirement width: 1,800 mm, space requirement height: 2,000 mm, space requirement length: 5,000 mm, Edge sander, capable of sanding profiled strips on the first unit; the second unit is for flat sanding, and the third unit has a brush. Lajdpfx Afjzvy A Uswsf

Condition: used, Year of construction: 1983, Used machine Year of manufacture: 1983 Equipment and technical data: with 2 combination units with 2 contact rollers, 1 x 65° Shore, 1 x 85° Shore and 2 air sanding shoes Sanding width 1350 mm Sanding belt dimensions 1360 x 1900 mm Workpiece thickness max. 150 mm 1st unit with 15 kW 2nd unit with 15 kW Cleaning brush Roller table at the infeed Lsdpfxoy Dkhgo Afweaf Roller table at the outfeed Infinitely variable feed rate from 2.5 to 12.5 m/min Weight approx. 3700 kg Availability: short-term Location: Flörsheim

Condition: new, Year of construction: 2025, New machine Year of manufacture: 2025 Single-side edge sanding machine Manual conversion from solid wood to veneer sanding Patented device with foldable stops With sanding belt oscillation Manual tilting of the sanding unit 0-45° by scale Motor: 2.2 kW Oscillation stroke: 5 mm Lsdjx Rv Dyjpfx Afwoaf Work table: 400 x 1100 mm Sanding belt width: 150 mm Extraction connection: 100 mm Footprint: 600 x 1080 mm Weight: approx. 400 kg Availability: short-term Location: Flörsheim

Year of construction: 2025, condition: new, Demo machine Year of manufacture: 2025 Travel range: 2500x1300x200mm Lasdpfx Ajxc Rmqsfwjf Machine frame in 19mm Forescolour, consisting of milling table (X-axis), gantry (Y-axis), Z-axis unit in compact board, and base frame with adjustable machine feet. Milling bed as sacrificial board in 19mm MDF. Table openings longitudinally and transversely pre-configured. Mechanical set consisting of profile rails including profile rail carriages, ball screw and precision rack gears. All components assembled, pre-lubricated including test run, immediately ready for operation. Control set consisting of control cables, energy chains, planetary gears, stepper motors, high-performance drivers, power supply and toroidal transformer, all preinstalled in the control cabinet, as well as sensors for each axis. Control relay for automatic actuation of the existing extraction system. Brush seals for dust protection and protective equipment compliant with CE regulations: includes moving extraction unit and one-sided mounted laser scanner for work area monitoring, with 275° and 5.5m field range. (Machine positioned in a room corner) Manual control panel equipped with all necessary machine functions, including emergency stop and dead man’s switch. Tool length sensor for determining tool length and active offset of the reference point. High-frequency spindle with 2.2 kW, incl. clamping nut, frequency inverter, power filter, breaking resistor, and collet set. Built-in monitor, incl. mini PC with Windows 11, control software Beamicon2, mouse and keyboard, pre-installed in an ergonomic console. CAD license Rhino 8.0 and CAM license Estlcam V12, as well as all necessary documentation, will be sent by email prior to delivery. Includes milling bed designed as a vacuum table, consisting of four individually controllable segments. Cross table made of PE with top layer in MDF. Becker vacuum pump with a capacity of 100m³/h, oil-lubricated. A 16 Amp, 400 V AC plug is required for the vacuum pump electrical connection. The customer must provide HDF 3mm raw on both sides for the whole vacuum table (2500x1300mm) as a sacrificial board. (Recommended application: machining of coated wood-based panels) Includes 10-piece tool set consisting of: 3 pcs. 5 mm Z2 (HF52REVHM) 6 pcs. 4 mm Z1 (HF41REVHM) 1 pc. 5mm Z3 (HF53SRECAR) (Tool selection can be adapted as needed) Includes maintenance package in systainer: - 150 ml grease gun - 400 g cartridge high-performance grease - 500 ml can of silicone spray grease - Grease nipple incl. hose and 30mm face mill with indexable inserts Availability: short notice Location: Flörsheim

Condition: new, Year of construction: 2022, Exhibition machine Year of manufacture: 12/2022 Features and technical data: DESCRIPTION • Grinding unit tiltable by hand crank • The machine frame made of welded steel ensures high torsional rigidity and vibration-free operation • Oscillating sanding belt with a separate geared motor for improved sanding results • Oscillation can be switched on or off as needed • Sanding platen with graphite coating for longer belt life • Height-adjustable sanding table to utilize the entire belt width • Auxiliary table for sanding radii with integrated extraction ports • Sleeve sanding device with attachable work table • Spring-loaded belt tension automatically compensates for belt length differences • Equipped with adjustable stops, ideal for veneer sanding • Veneer overhang can be sanded off effortlessly TECHNICAL DATA Dimensions and weights Product length approx. 1700 mm Product width/depth approx. 1000 mm Product height approx. 1150 mm Net weight approx. 300 kg Drive power Oscillation motor power: 0.11 kW Extraction connection Extraction port diameter: 2 x 100 mm Work tables Table length: 950 mm Table width: 450 mm Table height adjustment: 110 mm Laedpfsw I Uvzjx Afwef Electrical data Connection voltage: 400 V Mains frequency: 50 Hz Grinding unit Sanding belt length: 2640 mm Sanding belt width: 150 mm Belt speed: 14 m/s Oscillation stroke: 15 mm Sanding area length: 800 mm Sanding area width: 150 mm Tilt range of grinding unit: 0–45° SCOPE OF DELIVERY • 1x sanding belt K100 • 5x rubber rollers Ø25, Ø30, Ø40, Ø45, Ø50 mm • 6x sanding sleeves K80 – Ø25, Ø30, Ø35, Ø40, Ø45, Ø50 mm • Standard tool kit • Mitre gauge Location: Hochheim Availability: Immediately

Condition: excellent (used), Year of construction: 2022, machine/vehicle number: 05/22, functionality: fully functional, input voltage: 400 V, type of input current: three-phase, workpiece length (max.): 3,000 mm, workpiece width (max.): 45 mm, workpiece height (max.): 1,200 mm, number of slots in tool magazine: 12, actuation type: electric, Equipment: CE marking, documentation/manual, CNC MACHINING CENTER TOP PROXIMA – 6 SIDES, AUTOMATIC LOADING, DOWEL INSERTION, AND RETURN For sale: CNC machining center TOP PROXIMA, year 2022, designed for the automatic machining of furniture components and panels. Machine in very good condition, well-maintained, and currently installed in a production facility. It allows for drilling, milling, and automatic dowel/hardware insertion operations, with the possibility of machining the part on up to 6 sides. It features two independent work units, one for the main side and one for the back side, reducing handling and intermediate operations. Automatic loading and buffer stock. The machine incorporates an automatic loader that acts as a production buffer. Parts can be identified using a barcode reader/scanner, associating each part with its machining program. It can also be integrated into an automatic line, receiving parts directly from previous processes. Before machining, it incorporates an automatic system for checking and measuring part height. Main functions: Vertical and horizontal drilling. CNC milling. Machining of up to 6 sides. Front machining unit. Rear machining unit. Automatic tool change. Automatic dowel insertion. Dowel insertion on the X-axis. Automatic dowel feeding. The machine has various spindles, electro-spindles, and specific units for drilling, milling, and dowel insertion. Direct output or automatic return Once machined, the part can continue with direct output to the next process or automatically return to the beginning using the conveying system. The return system also incorporates a loader/accumulator, allowing for the storage of machined parts and functioning as an output buffer. The machine can operate independently or be integrated into an automated manufacturing line. Main data: Manufacturer: TOP Model: PROXIMA Year: 2022 Maximum part length: approx. 3,000 mm Processes: drilling, milling, and dowel insertion Machining: up to 6 sides Loading: automatic with storage/buffer Identification: barcode Part control: automatic height measurement Output: direct or automatic return Control: industrial CNC Lasdsztkqdopfx Afwof Safety: enclosed installation Condition: Machine in very good overall condition, well-maintained. Operating hours are not available on the control panel. Availability: Availability to be confirmed. The machine is currently installed, and its removal will depend on the implementation of the new production line. Disassembly and loading: Disassembly, loading, and transport are not included. These tasks must be carried out by an external, specialized company at the buyer's expense.

Condition: used, Year of construction: 1953, grinding wheel dia. x width ca. 200 x 25 mm magnetic clamping plate ca. 450 x 170 mm cross feed of the table 200 mm revolutions of grinding spindle 3000 U/min grinding wheel hole diameter 51 mm weight ca. 1300 kg 0,001 - 0,013 mm grinding length 600 mm Surface grinding machine Includes extractor Ledjxu Nw Ejpfx Afwoaf 1 additional grinding wheel holder Machine was in occasional use until recently

Condition: used, Year of construction: 1986, table size cross table 490 x 400 mm axis stroke (X,Y,Z) 320x385x430 mm reus 560 - 14000 U/min Ljdpexbh E Ujfx Afwsaf tool taper SK 30 table load max. 100 kg Weight ca. 500 kg

Condition: excellent (used), Year of construction: 1995, functionality: fully functional, machine/vehicle number: 2435059, total length: 1,500 mm, total width: 700 mm, total height: 1,450 mm, table height: 900 mm, type of input current: three-phase, table length: 1,000 mm, table width: 280 mm, height adjustment type: electric, input voltage: 380 V, grinding belt length: 2,580 mm, grinding height: 150 mm, Large, used Enorm (now Kündig) edge sanding machine in very good condition. Lsdoziupiepfx Afwjaf LBK-D/solid – manufactured in 1995 The edge sanding machine was purchased from a dealer in 2022. The machine is being sold as part of the liquidation of our carpentry business. Collection price – delivery possible upon request. The sale is made with the exclusion of any warranty for defects. Liability for intent, gross negligence, and for damages resulting from injury to life, body or health remains unaffected. Claims for defects that have been fraudulently concealed also remain unaffected. An inspection of the machine is possible by arrangement.

Condition: new, Year of construction: 2025, with hinged veneer edge grinding device, for the adjustment of the chip removal oscillating sanding belt Aggregate swivels up to 45 motor power: 2,2kW belt size: 3000 x 200mm table size: 930x350mm weight: ca.360kg roller: 120mm Central connection for suction 140mm Included: - Miter fence - undercarriage Lsdjpl Ugaepfx Afwsaf - Grinding shoe rotatable - can be used from 3 sides - contact roller 65mm - exchangeable - extendable table extension - feed console - CEE socket for feed unit

Condition: excellent (used), Year of construction: 2014, operating hours: 4,000 h, functionality: fully functional, machine/vehicle number: 08614, total length: 6,900 mm, total width: 2,200 mm, total height: 2,300 mm, table length: 3,500 mm, overall weight: 5,500 kg, power: 6 kW (8.16 HP), Used edge grinding machine, Speedy System D8, with 8-position automatic tool changer, manual rotary table, and 4 rows of pneumatically adjustable universal rollers. Ljdpfezm Ec Usx Afwsaf

Condition: used, Year of construction: 2021, total length: 4,000 mm, total width: 1,200 mm, total height: 1,750 mm, overall weight: 1,000 kg, power: 7.3 kW (9.93 HP), No. 04539 Profile sanding machine / automatic edge processing machine Rehnen KBA Used, year of construction 2021, low operating hours Profile sanding machine / automatic edge processing machine for sanding edges, routing profiles and sanding profiles in through-feed operation Materials to be processed: solid wood, chipboard and MDF Fields of application: stair construction, furniture production, shopfitting, interior finishing, etc. Material thickness up to approx. 90 mm, centrally adjustable by handwheel Variable feed speed up to 6 m/min Total power 7.3 kW Pneumatically controlled and tracing profile sanding shoes with standard sanding belts Longer belt life due to long sanding belts and pneumatically height-adjustable oscillation High material removal thanks to calibrating roller - Continuously adjustable oscillating sanding unit (between 30 - 130 mm) / sanding and fine sanding via contact roller and sanding shoe / sanding belt size edge 2000 x 150 mm - 2 routing units with profile cutters 50 x 10 x 16 mm, Z4 / routing of radii, profiles and chamfers on top and bottom at 12000 rpm / controlled via frequency inverter - 2 profile sanding units for profile sanding with endless sanding belts via application-controlled, air-cooled steel profile sanding shoe / sanding belt size profile 30 x 1960 mm - Extendable roller conveyor at the front - Extraction connection diameter 160 mm - Workpiece feed via chain plate conveyor Transport dimensions approx. 4000 x 1200 x 1750 mm LWH Weight approx. 1000 kg To avoid possible misunderstandings, an on-site inspection by appointment is possible and recommended Sold as is Technical specifications, condition description, year of construction and scope of delivery according to manufacturer’s brochure or previous owner, without guarantee Subject to prior sale For used machines, any warranty is excluded, the following applies: “sold as seen” Payment terms: Prices plus VAT, payment before collection or shipment Lasdjzhbzcopfx Afwef Delivery terms: ex warehouse

Condition: new, Special offer price for in-stock items! Only while supplies last! Price ex warehouse, plus VAT. Belt sanding machine: Bernardo Type/Model: MS 75 x 2000 S Condition: new Belt dimensions: 75 x 2000 mm Belt speed: 29 m/s Contact wheel Ø x W: 200 / 80 mm Platen sanding table: 460 x 75 mm Laedjfnr Aijpfx Afwof Dust extraction connection: 100 mm Motor output power S1 100%: 3.0 kW Motor input power S6 40%: 4.0 kW Voltage: 400 V Length: 1080 mm Width: 440 mm Height: 1000 mm Weight approx.: 66 kg Features: Good sanding performance due to high belt speed Quick adjustment for horizontal and angled positions Continuous platen sanding surface for optimal sanding of long workpieces Consistent belt tension thanks to spring-loaded tensioning device Universally applicable for sanding edges, surfaces and for round sanding Including quick-release system for fast belt changes Simple adjustment of parallel belt run by means of adjusting screw Graphite coating on the platen sanding surface increases the sliding properties of the sanding belt Scope of delivery: - Sanding belt K 80 - Folding protective cover - Sanding and support table - Workpiece stop - Dust extraction nozzle - Separate on/off button - Base frame

Condition: used, Year of construction: 1998, Belt sanding unit for machining workpiece side surfaces with pneumatic belt tensioner. Technical data: Laodjxqqczspfx Afwjf Belt sanding unit: - Tilting device from -1° to +15° - Belt size 2500 x 100 mm - Cutting speed 18/36 m/s - Motor 3.7/4.4 kW - Two-roller device for free-belt sanding. Roller diameter 75 mm, adjustable center distance from 225 - 320 mm - Swiveling horizontal slide, stroke 130 / 220 mm, operated via handwheel - Fixed mounting for sanding unit - Feed device, pneumatically controlled, stroke 5 - 20 mm Table unit: - Linear workpiece carrier table with automatic feed, travel 700 mm, clamping surface 300 x 250 mm, working speed from 15 - 150 mm/s, working travel freely programmable by the automation - Cable carrier track for cable management and pneumatic hoses - Clamping of workpieces by spring, release by pneumatic cylinder