A kind of stacker positioning, absorption, the automation casing fixture of clamping function one
Technical field
The utility model is related to casing clamping tool, in particular to a kind of stacker positioning, absorption, clamping function one
Automate casing fixture.
Background technology
With the fast development of Industrial Robot Technology, industrial robot has been applied to manufacturing various aspects, in machine
Different actuators is installed in device people end can make robot realize different functions, and therefore, the design of end effector is machine
The key of device people application.
It is typically all manually to be stacked in advance on carton fixture vehicle in automatic box jacketing application, during carton supplied materials, carton
Discharge position precision is generally ± 15mm, is typically necessary a set of secondary detent mechanism and repositions single carton to meet machine
People's fixture captures required precision.Therefore, a set of stacker positioning, crawl, shaping and set box function are designed in the robot of one
Fixture can substantially reduce holistic cost, and can reduce the occupation of land demand of casing station.
Utility model content
The purpose of this utility model is to provide a kind of stacker positioning, absorption, the automation of clamping function one set clamp
Tool, the fixture can realize carton positioning, crawl, shaping and set box function, and can reduce labor intensity, reduce take up an area,
It improves efficiency, reduce cost.
What the above-mentioned purpose of the utility model was realized by following technical solution:A kind of stacker positioning, absorption, clamping
The automation casing fixture of functions, it is characterised in that:The automation casing fixture includes carton initial positioning mechanism, true
Empty adsorbing mechanism, error follower, carton clamping shaping mechanism and control mechanism, control mechanism are used to control carton initially fixed
Position mechanism, vacuum adsorption mechanism, error follower and carton clamping shaping mechanism action, carton initial positioning mechanism are mounted on
On the terminal shaft of carton industrial robot, error follower and carton clamping shaping mechanism are installed in carton initial alignment machine
On structure, error follower is mounted on the lower part of carton initial positioning mechanism, and error follower under external force can be left
It moves right, carton clamping shaping mechanism is mounted on the end of carton initial positioning mechanism one end, and carton clamping shaping mechanism is outside
It can also be moved left and right under power effect, vacuum adsorption mechanism is mounted on the lower part of error follower, under external force vacuum
Adsorbing mechanism and error follower are connected, and after vacuum adsorption mechanism absorption carton, carton clamping shaping mechanism promotes carton,
Carton drives vacuum adsorption mechanism and error follower synchronizing moving under external force, when carton is moved to clamped position by
To the collective effect of the adsorption capacity of the chucking power and vacuum adsorption mechanism of carton clamping shaping mechanism, so as to by carton locating clip
Tightly, automation casing fixture is achieved that the set box function of carton.
In the utility model, the carton initial positioning mechanism includes fixture loading plate, guide rail, sliding block, aluminium section bar, folder
Have mounting base, spur rack, gear, rack installing plate, motor, motor mounting plate, carton positioning plate and rack ram seat, fixture
Loading plate is horizontally disposed with, and carton positioning plate is vertically provided at the right end of fixture loading plate, and carton positioning plate is in folder as carton
Right end end plate during tight position is the positioning base that the positioning datum of carton initial positioning mechanism and carton clamp shaping mechanism
Standard, fixture mounting base are vertically connected to by bolt on fixture loading plate, and carton initial positioning mechanism passes through in fixture mounting base
Hole position be installed on the terminal shaft of robot, guide rail and motor mounting plate are mounted on by screw on fixture loading plate, guide rail
For two to be arranged in parallel, motor is mounted on motor mounting plate, and motor is servomotor, the output sleeve cogged of motor,
Sliding block is connected with aluminium section bar by screw, and aluminium section bar is connected with rack ram seat by screw, the end of spur rack with
Rack ram seat is fixedly connected, and spur rack also has rack installing plate, and upper end and the spur rack of rack installing plate pass through spiral shell
Nail is connected to a fixed, lower end by installing plate sliding block support on guide rail, spur rack, rack installing plate, sliding block, rack push rod
The translation clamping unit of seat and aluminium section bar composition carton initial positioning mechanism, spur rack are meshed with gear, sliding block and guide rail
It is adapted, under motor driving, by rack pinion, entire translation clamping unit is driven to be moved along rail length direction,
It moves left and right, when carton initial positioning mechanism is in initial position, the spacing between aluminium section bar and carton positioning plate is more than paper
The width of case.
In the utility model, the error follower is flat including sliding plate, universal rolling wheel, universal rolling wheel installation
Plate, sucker installation tablet, lower supporting rod, upper strut, thin cylinder cylinder body, thin cylinder piston rod, push rod, limiting plate, card slot, band
Rubber briquetting and cylinder, sliding plate, universal rolling wheel installation tablet and sucker installation tablet are horizontally disposed, and upper strut is vertical
Four bars set, upper strut are mounted on the lower surface of the fixture loading plate of carton initial positioning mechanism by screw, slide flat
Plate is the hollow out tablet with void region, and sliding plate is connected by screw with upper strut, the upper surface peace of sliding plate
Equipped with multiple universal rolling wheels positioned at sustained height, the left and right sides of universal rolling wheel is vertically provided with two pieces of limiting plates, four pieces
The bottom surface that limiting plate installs tablet by screw with universal rolling wheel is connected, and under external force can be compared with cunning
Dynamic tablet movement, two pieces of limiting plates on the left of universal rolling wheel in front and rear setting, the upper surface of multiple universal rolling wheels with it is universal
Idler wheel installation tablet is connected by screw, and card slot is mounted on universal rolling wheel by screw and installs on tablet, the upper end of lower supporting rod
Tablet is installed with universal rolling wheel by screw to be connected, lower end passes through screw after passing through the void region of sliding plate and sucker is pacified
Dress tablet is connected, and thin cylinder cylinder body and thin cylinder piston rod form thin cylinder, and thin cylinder cylinder body is pacified by screw
On sliding plate, one end of thin cylinder piston rod is connected with thin cylinder cylinder body, and band rubber briquetting is mounted on universal
On idler wheel installation tablet, it is compounded to form with rubber briquetting for superposed briquetting part with the soft rubber layer positioned at lower part
Composite construction, the briquetting part with rubber briquetting are connected by screw thread with the other end of thin cylinder piston rod, rubber after connection
Glue-line is located between briquetting part and universal rolling wheel installation tablet upper surface, and band rubber briquetting and ten thousand are driven by thin cylinder
Way roller installation tablet movement, universal rolling wheel install tablet and drive sucker installation tablet synchronous by lower supporting rod in moving process
It is mobile, so as to install tablet by sucker vacuum adsorption mechanism is driven to move, cylinder is mounted on the upper of sliding plate by screw
Surface, push rod are connected with cylinder by screw thread, and two on the right side of universal rolling wheel piece limiting plate is in left and right settings, positioned at left side
The lower part of one piece of limiting plate be inserted into card slot, one piece of limiting plate positioned at right side is located proximate to push rod and positioned at push rod
Left side.
In the utility model, the vacuum adsorption mechanism includes sucker, sucker mounting base and vacuum generator, sucker peace
Dress seat is fixedly mounted on the lower surface of the sucker installation tablet of error follower, so as to which entire vacuum adsorption mechanism be mounted on
It on error follower, can link with error follower, sucker is each sucker positioned at six of same level height
One sucker mounting base of corresponding configuration, vacuum generator is connected with sucker, and for vacuumizing, vacuum generator has electromagnetism
Valve.
In the utility model, carton clamping shaping mechanism includes switching mechanism installing plate, integrated bearing, turns
Axis, shaft seating hold plate, cylinder push-rod and gripper cylinder, and switching mechanism installing plate is vertically arranged, and paper is mounted on by bolt
On aluminium section bar in case initial positioning mechanism, integrated bearing is the integral bearing for integrate bearing block and bearing, integral type
Bearing and gripper cylinder are installed to by screw on switching mechanism installing plate, and shaft is mounted on integrated bearing, and are turned
Axis can rotate under external force, and shaft seating is fixedly set in a manner of tight fit in shaft, in shaft rotation process
In can be connected with shaft synchronous rotary, one end of cylinder push-rod with the piston rod of gripper cylinder, the other end is fixed with shaft
It is connected, holds plate and be fixedly mounted on by welding or bolt on shaft seating.
Supplied materials carton through fixture vehicle in place after, robot casing clamp movement is to above fixture vehicle, and slowly test, works as inspection
Measure stop motion after carton, the vacuum adsorption mechanism work on robot casing fixture is drawn carton and promoted toward top
One safe altitude, carton initial positioning mechanism, error follower, carton clamping shaping mechanism are worked in coordination and are acted carton
Shaping, positioning clamp, and product collet positioner is then coordinated to complete casing action.
Cylinder in the utility model Zhong Ge mechanisms is mounted on speed governing valve, facilitates the responsiveness for adjusting each mechanism;
The power drive of carton initial positioning mechanism uses servomotor, facilitates the position for adjusting detent mechanism.
Description of the drawings
The utility model is described in further details with reference to the accompanying drawings and detailed description.
Fig. 1 is the integrated model schematic diagram that the utility model automates casing fixture;
Fig. 2 is the front view that the utility model automates casing fixture;
Fig. 3 is the top view that the utility model automates casing fixture;
Fig. 4 is schematic diagram when the utility model automation casing fixture is in above carton fixture vehicle;
Fig. 5 is schematic diagram when the utility model automates casing fixture shaping carton;
Fig. 6 is schematic diagram when the utility model automates casing fixture positioning clamping carton;
Fig. 7 is the dimensional structure diagram that the utility model automates casing fixture;
Fig. 8 is the structure diagram that the utility model automates carton initial positioning mechanism in casing fixture;
Fig. 9 is the structure diagram that the utility model automates error follower in casing fixture;
The structure diagram of vacuum adsorption mechanism in Figure 10 the utility model automation casing fixture;
The structure diagram of carton clamping shaping mechanism in Figure 11 the utility model automation casing fixture.
Reference sign
1st, carton initial positioning mechanism;2nd, vacuum adsorption mechanism;3rd, error follower;
4th, carton clamping shaping mechanism;101st, fixture loading plate;102nd, guide rail;103rd, sliding block;
104th, aluminium section bar;105th, fixture mounting base;106th, spur rack;107th, gear;
108th, rack installing plate;109th, motor;110th, motor mounting plate;111st, carton positioning plate;
112nd, rack ram seat;201st, sucker;202nd, sucker mounting base;203rd, vacuum generator;
204th, solenoid valve;301st, sliding plate;302nd, universal rolling wheel;303rd, universal rolling wheel installation tablet;
304th, sucker installation tablet;305th, lower supporting rod;306th, upper strut;307th, thin cylinder cylinder body;
308th, thin cylinder piston rod;309th, push rod;310th, limiting plate;311st, card slot;
312nd, band rubber briquetting;313rd, cylinder;401st, switching mechanism installing plate;
402nd, integrated bearing;403rd, shaft;404th, shaft seating;405th, plate is held;
406th, cylinder push-rod;407th, gripper cylinder.
Specific embodiment
A kind of stacker positioning as shown in Figure 1 to 11, absorption, the automation casing fixture of clamping function one, bag
Carton initial positioning mechanism 1, vacuum adsorption mechanism 2, error follower 3, carton clamping shaping mechanism 4 and control mechanism are included,
Control mechanism is used to control carton initial positioning mechanism 1, vacuum adsorption mechanism 2, error follower 3 and carton clamping forming machine
Structure 4 acts.
Carton initial positioning mechanism 1 is mounted on the terminal shaft of carton industrial robot, and carton initial positioning mechanism 1 is used for
Initial alignment is carried out to the supplied materials carton of fixture vehicle conveying, error follower 3 and carton clamping shaping mechanism 4 are installed in paper
On case initial positioning mechanism 1, error follower 3 is mounted on the lower part of carton initial positioning mechanism 1, and error follower 3 exists
It can be moved left and right under external force effect, error follower 3 is for carton initial positioning mechanism 1 and carton when eliminating carton supplied materials
Between position error, carton clamping shaping mechanism 4 be mounted on 1 one end of carton initial positioning mechanism end, carton clamping into
Type mechanism 4 can also move left and right under external force, and carton clamping shaping mechanism 4 is for carton to be clamped, to complete paper
Housing-case case acts, and vacuum adsorption mechanism 2 is mounted on the lower part of error follower 3, under external force 2 He of vacuum adsorption mechanism
Error follower 3 is connected, and vacuum adsorption mechanism 2 is for drawing carton, after vacuum adsorption mechanism 2 adsorbs carton, paper box clip
It holds shaping mechanism 4 and promotes carton, carton drives 3 synchronizing moving of vacuum adsorption mechanism 2 and error follower under external force,
Carton is subject to the chucking power of carton clamping shaping mechanism 4 and the adsorption capacity of vacuum adsorption mechanism 2 when being moved to clamped position
Collective effect clamps so as to which carton be positioned, and automation casing fixture is achieved that the set box function of carton, completes casing and moves
Make, carton is then sent into subsequent processing.
As shown in figure 8, carton initial positioning mechanism 1 includes fixture loading plate 101, guide rail 102, sliding block 103, aluminium section bar
104th, fixture mounting base 105, spur rack 106, gear 107, rack installing plate 108, motor 109, motor mounting plate 110, paper
Case positioning plate 111 and rack ram seat 112, fixture loading plate 101 is horizontally disposed, and carton positioning plate 111 is vertically provided at fixture
The right end of loading plate 101, carton positioning plate 111 are in right end end plate during clamped position as carton, are carton initial alignment
The positioning datum of positioning datum and carton the clamping shaping mechanism 4 of mechanism 1, fixture mounting base 105 are vertically connected by bolt
On fixture loading plate 101, carton initial positioning mechanism 1 is installed to the end of robot by the hole position in fixture mounting base 105
It holds on axis, also just entire automation casing fixture is installed on the terminal shaft of robot, guide rail 102 and motor mounting plate 110
It is mounted on by screw on fixture loading plate 101, guide rail 102 is two to be arranged in parallel, and motor 109 is mounted on motor mounting plate
On 110, motor 109 is servomotor, and the output sleeve cogged 107 of motor 109, sliding block 103 and aluminium section bar 104 pass through screw
It is connected, aluminium section bar 104 is connected with rack ram seat 112 by screw, end and the rack ram seat of spur rack 106
112 are fixedly connected, and spur rack 106 also has rack installing plate 8, and upper end and the spur rack 106 of rack installing plate 8 pass through spiral shell
Nail is connected to a fixed, lower end by installing plate sliding block support on guide rail 102, spur rack 106, rack installing plate 108, sliding block
103rd, rack ram seat 112 and aluminium section bar 104 form the translation clamping unit of carton initial positioning mechanism 1, spur rack 106 with
Gear 107 is meshed, and sliding block 103 is adapted with guide rail 102, under the driving of motor 109, by rack pinion, drives whole
A translation clamping unit is moved along 102 length direction of guide rail, that is, is moved left and right, carton initial positioning mechanism 1 is in initial position
When, the spacing between aluminium section bar 104 and carton positioning plate 111 is more than the width of carton, guarantees accommodating carton.
As shown in figure 9, error follower 3 includes sliding plate 301, universal rolling wheel 302, universal rolling wheel installation tablet
303rd, sucker installation tablet 304, lower supporting rod 305, upper strut 306, thin cylinder cylinder body 307, thin cylinder piston rod 308, push away
Bar 309, limiting plate 310, card slot 311, band rubber briquetting 312 and cylinder 313, sliding plate 301, universal rolling wheel installation tablet
303 and sucker installation tablet 304 it is horizontally disposed, upper strut 306 is four vertically arranged bars, and upper strut 306 passes through screw
Mounted on the lower surface of the fixture loading plate 101 of carton initial positioning mechanism 1, so as to which entire error follower 3 be installed to
The lower surface of fixture loading plate 101, sliding plate 301 are the hollow out tablet with void region, and sliding plate 301 passes through screw
It is connected with upper strut 306, the upper surface of sliding plate 301 is equipped with multiple universal rolling wheels 302 positioned at sustained height, universal
The left and right sides of idler wheel 302 is vertically provided with two pieces of limiting plates 310, and four pieces of limiting plates 310 pass through screw and universal rolling wheel
The bottom surface of installation tablet 303 is connected, the connectionless relation between sliding plate 301, and under external force can
It is moved compared with sliding plate 301, two pieces of limiting plates 310 positioned at 302 left side of universal rolling wheel are in front and rear setting, multiple universal rollings
The upper surface of wheel 302 is connected with universal rolling wheel installation tablet 303 by screw, and card slot 311 is mounted on universal rolling by screw
On wheel installation tablet 303, the upper end of lower supporting rod 305 installs tablet 303 with universal rolling wheel by screw and is connected, and lower end, which passes through, to be slided
Tablet 304 is installed with sucker by screw behind the void region of dynamic tablet 301 to be connected, thin cylinder cylinder body 307 and slim gas
Cylinder piston rod 308 forms thin cylinder, and thin cylinder cylinder body 307 is mounted on by screw on sliding plate 301, and thin cylinder is lived
One end of stopper rod 308 is connected with thin cylinder cylinder body 307, and band rubber briquetting 312 is mounted on universal rolling wheel and installs tablet 303
On, it is the composite construction that superposed briquetting part is compounded to form with the soft rubber layer positioned at lower part with rubber briquetting 312,
Briquetting part with rubber briquetting 312 is connected by screw thread with the other end of thin cylinder piston rod 308, rubber layer after connection
Between briquetting part and universal rolling wheel installation tablet 303 upper surface, by thin cylinder drive band rubber briquetting 312 and
Universal rolling wheel installation tablet 303 moves, and universal rolling wheel installs tablet 303 and drives sucker by lower supporting rod 305 in moving process
304 synchronizing moving of tablet is installed, so as to install tablet 304 by sucker vacuum adsorption mechanism 2 is driven to move, cylinder 313 passes through
Screw is mounted on the upper surface of sliding plate 301, and push rod 309 is connected with cylinder 313 by screw thread, positioned at universal rolling wheel 302
Two pieces of limiting plates 310 on right side are in left and right settings, are inserted into positioned at the lower part of one piece of limiting plate 310 in left side in card slot 311, position
One piece of limiting plate 310 in right side is located proximate to push rod 309 and positioned at the left side of push rod 309, when cylinder 313 is retracted and thin
When type cylinder piston rod 308 stretches out, under the drive of thin cylinder piston rod 308, lower supporting rod 305, sucker installation tablet 304, ten thousand
Way roller installation tablet 303, universal rolling wheel 302, limiting plate 310 can move within the specific limits;When cylinder 313 is released and thin
It is lower supporting rod 305, sucker installation tablet 304, universal in the case where cylinder 313 and push rod 309 drive when type cylinder piston rod 308 stretches out
Idler wheel installation tablet 303, universal rolling wheel 302, limiting plate 310 are pushed back the leftmost side in card slot 311 by 309 entirety of push rod, instantly
Strut 305, sucker installation tablet 304, universal rolling wheel installation tablet 303, universal rolling wheel 302, limiting plate 310 are whole by push rod 309
When body shifts fixture absorption, the clamping required position of carton onto, thin cylinder piston rod 308 is retracted at this time, drives band rubber pressure
Block 312 compresses universal rolling wheel installation tablet 303, limitation lower supporting rod 305, sucker installation tablet 304, universal rolling wheel installation tablet
303rd, the whole translational motion of universal rolling wheel 302, limiting plate 310.In the error follower 3, sliding plate 301 plays support
Effect, whole process be all it is fixed, it is universal rolling wheel installation tablet 303, sucker installation tablet 304, lower supporting rod 305, thin
Type cylinder, card slot 311 constitute the translation unit that can be moved integrally with rubber briquetting 312, and card slot 311 is the machine of translation unit
Tool locating part, thin cylinder and be locking, the loose components of translation unit with rubber briquetting 312, cylinder 313 and push rod 309 are
The reset components of translation unit.
As shown in Figure 10, vacuum adsorption mechanism 2 includes sucker 201, sucker mounting base 202 and vacuum generator 203, sucker
Mounting base 202 is fixedly mounted on the lower surface of the sucker installation tablet 304 of error follower 3, so as to by entire vacuum suction
Mechanism 2 is mounted on error follower 3, can be linked with error follower 3, and sucker 201 is positioned at same level height
Six, each sucker 201 corresponds to one sucker mounting base 202 of configuration, and vacuum generator 203 is connected with sucker 201, use
In vacuumizing, vacuum generator 203 has solenoid valve 204.By controlling the break-make of solenoid valve 204, vacuum can be controlled
The work and stopping of device 203 complete to draw, put down the action of carton by sucker 201.
As shown in figure 11, carton clamping shaping mechanism 4 includes switching mechanism installing plate 401, integrated bearing 402, shaft
403rd, shaft seating 404, hold plate 405, cylinder push-rod 406 and gripper cylinder 407, switching mechanism installing plate 401 is vertically arranged,
It is mounted on by bolt on the aluminium section bar 104 in carton initial positioning mechanism 1, so as to which carton clamping shaping mechanism 4 be installed to
On aluminium section bar 104, carton clamping shaping mechanism 4 can be moved with 1 Integral synchronous of carton initial positioning mechanism.Integrated bearing 402
To integrate the integral bearing of bearing block and bearing, integrated bearing 402 and gripper cylinder 407 are installed to by screw and turned over
On rotation mechanism installing plate 401, shaft 403 is mounted on integrated bearing 402, and shaft 403 can turn under external force
Dynamic, shaft seating 404 is fixedly set in a manner of tight fit 403 in shaft, can be with shaft in 403 rotation process of shaft
403 synchronous rotaries, one end of cylinder push-rod 406 are connected with the piston rod of gripper cylinder 407, and the other end is fixed with shaft 403
It is connected, holds plate 405 and be fixedly mounted on by welding or bolt on shaft seating 404.Gripper cylinder 407 passes through cylinder push-rod
406 drive shafts 403 rotate, and so as to drive shaft seating 404 and hold 405 synchronous rotary of plate, are rotated in place when holding plate 405
When vertical position, carton initial positioning mechanism 1 starts to act, by the clamping of the mobile drive of aluminium section bar 104 entire carton into
Type mechanism 4 moves, when be moved to hold plate 405 and the distance between carton positioning plate 111 equal with the width of carton when, such as scheme
Shown in 6, carton is located at clamped position at this time, carton be subject in this case carton clamping shaping mechanism 4 chucking power and
Carton is positioned and clamped, so as to complete the forming action of carton by the collective effect of the adsorption capacity of vacuum adsorption mechanism 2.Carton
When clamped position just refers to hold plate 405 and the distance between carton positioning plate 111 equal with the width of carton residing for carton
Position.
Cylinder in the utility model automation casing fixture Zhong Ge mechanisms is mounted on speed governing valve, facilitates and adjusts each machine
The responsiveness of structure;The power drive of carton initial positioning mechanism uses servomotor, facilitates the position for adjusting detent mechanism.
The course of work of the utility model automation casing fixture is as follows:
When fixture is in holding fix, it is most left that carton initial positioning mechanism 1 drives carton clamping shaping mechanism 4 to move to
Side, gripper cylinder 407 are in retracted position, pack up and hold plate 405, and cylinder 313 is in release location, thin cylinder piston rod
308 be in retracted position, make lower supporting rod 305, sucker installation tablet 304, universal rolling wheel installation tablet 303, universal rolling wheel 302,
Limiting plate 310, vacuum adsorption mechanism 2 are in leftmost position and can not freely move horizontally;When carton is ready to, fixture is whole
It moves to directly over carton, and 111 left side plane of carton positioning plate has certain interval to ensure carton positioning plate apart from carton
111 will not be pressed onto carton;Fixture integrally moves down, and when sucker 201 touches carton, fixture stopping moves down;Vacuum generator 203
Action, sucker 201 adsorb carton;Fixture moves to a certain proper height on the whole;Cylinder 313 is retracted, thin cylinder piston rod 308
It stretches out;Gripper cylinder 407 stretches out, and makes to hold plate 405 straight down;Motor 109 moves, and makes to hold plate 405 by transmission mechanism
It moves to the right, since vacuum adsorption mechanism 2 can move freely within the specific limits, carton can be positioned gradually close to carton
Plate 111;Motor stop motion, carton have been adjacent to carton positioning plate 111, and thin cylinder piston rod 308 is retracted, band rubber briquetting
312 compress universal rolling wheel installation tablet 303, limitation lower supporting rod 305, sucker install tablet 304, universal rolling wheel installs tablet 303,
The whole translational motion of universal rolling wheel 302, limiting plate 310;Fixture integral-rotation moves downward set to the direction of suitable casing
Case;During casing to suitable position, vacuum generator 203 is stopped, and sucker 201 unclamps carton, and motor 109 moves, and passes through biography
Motivation structure makes to hold plate 405 away from carton, and fixture integrally leaves carton, and returns to holding fix;Motor 109 passes through transmission mechanism
Carton clamping shaping mechanism 4 is driven to move to the leftmost side, gripper cylinder 407 is retracted, and is packed up and is held plate 405, and cylinder 313 is released,
Thin cylinder piston rod 308 is retracted, and entire fixture has returned to the original state of holding fix, starts subsequent cycle motion flow.
Above-described embodiment of the utility model is not the restriction to scope of protection of the utility model, the reality of the utility model
It is without being limited thereto to apply mode, all this kind the above according to the present utility model, according to the ordinary technical knowledge of this field and used
With means, under the premise of the above-mentioned basic fundamental thought of the utility model is not departed from, the utility model said structure is made its
The modification, replacement or change of its diversified forms, should all fall within the scope of protection of the utility model.