CN218749583U

CN218749583U - Full-automatic production equipment for notebook computer packaging box

Info

Publication number: CN218749583U
Application number: CN202123130831.5U
Authority: CN
Inventors: 翟金双; 孙磊
Original assignee: Suzhou Wisetech Automation Technology Co ltd
Current assignee: Suzhou Wisetech Automation Technology Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2023-03-28
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a full-automatic production facility is used to notebook packing carton, transplant unit, conveying component, protection casing and feed opening including frame, multiunit feed bin part, multiunit bellows subassembly, multiunit, the frame is whole to be the rectangle structure, the protection casing closure is installed in frame upper surface one side, the feed bin part distributes side by side at frame upper surface front end. The utility model discloses utilize multiunit feed bin part to realize accomodating fast of multiunit unprocessed carton, guarantee the sufficient supply of follow-up processing raw materials, and carry out quick shaping folding to the carton through bellows subassembly, carry the quick transfer of carton afterwards, whole machining efficiency has been promoted, and under conveying assembly's cooperation, can adjust self processing position to the carton of different positions and size, and can be quick carry out outside transmission with the shaping carton of multiunit bellows subassembly, make equipment whole degree of automation high, can carry out high-efficient continuous processing production work.

Description

Full-automatic production equipment for notebook computer packaging box

Technical Field

The utility model relates to a packing carton technical field specifically is full-automatic production facility is used to notebook packing carton.

Background

The packaging carton is made of paper products and is used for packaging various articles, the carton is divided into single-hole (3 layers), double-hole (5 layers), three-hole (7 layers) and four-hole (9 layers), the carton is divided into various packages such as a carton, a color box and an oversized special beer box, the notebook is packaged and protected by the matching packaging carton when the notebook is packaged, and meanwhile, the packaging carton is matched with production equipment to process and form the carton in production.

The conventional device has the following disadvantages: the whole automatic effect of current packing carton production facility is not good, needs the staff to carry out supplementary processing in processing, has increased staff's intensity of labour to current production facility adaptation effect is relatively poor, and unable effective adaptation unidimensional carton processes, makes the effect of the whole operation of equipment not good, and can not be to the coordination cooperation of each process in the carton processing, makes the processing continuity of equipment relatively poor, has improved the cycle of carton processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a full automatic production equipment is used to notebook packing carton to the solution problem.

In order to achieve the above object, the utility model provides a following technical scheme: full-automatic production equipment for notebook packing carton transplants unit, conveying component, protection casing and feed opening including frame, multiunit feed bin part, multiunit bellows subassembly, multiunit, the whole rectangle structure that is of frame, the protection casing closure is installed in frame upper surface one side, the feed bin part distributes side by side in frame upper surface front end, the bellows unit mount just is located feed bin part one side in the frame, transplant the unit and distribute side by side in frame upper surface and be located feed bin part one side, and transplant unit output end orientation bellows subassembly, conveying component installs in the frame afterbody outside, the feed opening runs through and sets up in frame back one side, and the feed opening corresponds the setting with conveying component.

As a further preferred option of the technical solution, a plurality of groups of adjusting suction cups are distributed on the frame side by side, and the adjusting suction cups communicate the bin component with the bellows assembly.

As this technical scheme's further preferred, two sets of three-colour alarm lamps are installed to the protection casing upper surface bilateral symmetry, the touch-sensitive screen is installed to the protection casing lateral wall, and the even equipment internal control system electric connection of touch-sensitive screen, three-colour alarm lamp.

As a further preferred of this technical scheme, the feed bin part includes two sets of guiding axles, fixed stop, adjusting stop and two sets of latch segments, the guiding axle parallel distribution is at the frame upper surface side by side, the fixed stop fixed cover is established in two sets of guiding axle outside one sides, adjusting stop sliding sleeve is established at two sets of guiding axle outside opposite sides, the latch segment is installed in adjusting stop and guiding axle laminating department.

As a further preferred aspect of the present technical solution, the fixed baffle and the adjusting baffle are arranged in parallel, and the fixed baffle and the adjusting baffle form a storage bin.

As a further preferred of this technical scheme, bellows subassembly includes work platform, push pedal cylinder, hem board, electronic slip table, hem cylinder, no. two hem cylinders, no. three hem cylinders, a clamp plate cylinder, no. two clamp plate cylinders and multiunit unloading portion, work platform installs in the frame upper surface, the push pedal cylinder is installed in work platform upper surface one side, the hem board rotates and installs in push pedal cylinder one side, electronic slip table installs in the hem board top, hem cylinder, clamp plate cylinder, no. two hem cylinders, no. two clamp plate cylinders and No. three hem cylinders are installed side by side in proper order on electronic slip table, unloading portion installs in work platform one side, and unloading portion is corresponding with the output direction of bellows subassembly.

As this technical scheme's further preferred, unloading portion includes spout, upset cylinder and pushes away the case cylinder, the spout rotates to be installed in work platform one side, it wears to establish inside the spout through the support to push away the case cylinder, the upset cylinder passes through the hinge mount bottom in the frame, and the upset cylinder output passes through universal bearing and is connected with the spout lower surface rotation.

As a further preferred of this technical scheme, the transfer chain is installed to bottom one side in the frame, and the transfer chain corresponds the setting with unloading portion.

As a further preferred of this technical scheme, conveying component includes two sets of fixing bases, two sets of gangbar, starter motor, hold-in range, fixed block, linkage seat and pay-off portion, fixing base symmetry closure is installed in tail one side in the frame, the parallel closure of gangbar is installed in the fixing base both sides, linkage seat slip cap is established on the gangbar, starter motor passes through the support mounting on one of them a set of fixing base, hold-in range one end corresponds the cover and is established on starter motor, and hold-in range other end transmission cover establishes on another a set of fixing base, the fixed block fixed cover is established outside the hold-in range, and the fixed block is fixed with linkage seat closure, pay-off portion installs at linkage seat lower surface.

As further preferred of this technical scheme, pay-off portion includes drive machine, lead screw, screw nut, baffle, telescopic cylinder and electric chuck, drive machine installs in linkage seat upper surface one side, the lead screw rotates to be installed at linkage seat lower surface, and the drive machine output corresponds the transmission with the lead screw and is connected, the screw nut cover is established at the lead screw outside, the baffle closure is installed at the screw nut lower surface, electric chuck slidable mounting is outside at the baffle, and electric chuck and baffle vertical distribution, telescopic cylinder installs on baffle inner wall top, and telescopic cylinder output corresponds the transmission with electric chuck and is connected.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be equipped with bellows assembly, after the carton reachd work platform, start the action of push pedal cylinder, carry out shaping processing with the carton, later electronic hem board overturns, can shape the long limit of carton, later utilize a hem cylinder, no. three hem cylinders to move simultaneously, can carry out two minor face shaping to the carton, later start No. two hem cylinder actions, this another long limit, a clamp plate cylinder and No. two clamp plate cylinders move simultaneously, impress the long limit, the whole shaping work has been realized, later through adjusting the sucking disc with the carton that folds to the spout in carry out follow-up transfer conveying;

2. the utility model discloses a be equipped with conveying assembly, make the fixed block follow the removal under the transmission of hold-in range, the fixed block drives linkage seat and slides on the gangbar, can carry out quick adjustment to the absorption position of electric sucking disc, can adapt to the carton of different positions and adsorb fixedly, and under the cooperation of pay-off portion, start telescopic cylinder, make electric sucking disc move down at the baffle inner wall and be close to with the carton, utilize electric sucking disc to adsorb the carton, start driving motor simultaneously, because lead screw and screw nut correspond the setting, drive baffle and electric sucking disc and follow the removal, can pass the discharge gate with the fashioned carton and carry and transfer to outside conveying line;

3. the utility model discloses a be equipped with multiunit feed bin part, can realize the synchronous processing of multichannel to the carton, whole machining efficiency has been promoted, the feed bin that forms through fixed stop and adjusting plate accomodates unprocessed carton, the sufficient supply of raw materials in the follow-up course of working has been guaranteed, because adjusting plate slides on the guide shaft, can supply the staff to fixed stop, adjusting plate's interval is adjusted, make this feed bin can effectively adapt unidimensional carton accomodate, adjust and accomplish the back, fix a position adjusting plate's position through the latch segment, avoid the follow-up unexpected gliding situation that appears.

Drawings

FIG. 1 is a front view of the whole fully automatic production equipment for a notebook computer packing box;

FIG. 2 is an overall side view of the fully automatic production apparatus for a notebook computer packing box;

FIG. 3 is a schematic view of a structure of a folding box assembly of the fully automatic production equipment for the notebook packing box;

FIG. 4 is a schematic structural diagram of a bin component of the fully automatic production equipment for the notebook computer packaging box;

FIG. 5 is a schematic structural view of a conveying assembly of the fully automatic production equipment for the notebook computer packaging box;

FIG. 6 is a schematic view of a feeding part of the fully automatic production equipment for the notebook computer packing box;

fig. 7 is a schematic diagram of a structure of a blanking part of the full-automatic production equipment for the notebook computer packaging box.

In the figure: 1. a frame; 2. a transplanting unit; 3. a protective cover; 4. a feeding port; 5. adjusting the sucker; 6. a three-color alarm lamp; 7. a touch screen; 8. a guide shaft; 9. fixing a baffle plate; 10. adjusting the baffle; 11. a locking block; 12. a storage bin; 13. a working platform; 14. a push plate cylinder; 15. a hemming plate; 16. an electric sliding table; 17. a first flanging cylinder; 18. a second flanging cylinder; 19. a third flanging cylinder; 20. a first pressure plate cylinder; 21. a second platen cylinder; 22. a chute; 23. turning over the air cylinder; 24. a box pushing cylinder; 25. a conveying line; 26. a fixed seat; 27. a linkage rod; 28. starting the motor; 29. a synchronous belt; 30. a fixed block; 31. a linkage seat; 32. a drive motor; 33. a lead screw; 34. a lead screw nut; 35. a baffle plate; 36. a telescopic cylinder; 37. an electric chuck.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: full-automatic production equipment for notebook packing carton, including frame 1, multiunit feed bin part, multiunit bellows subassembly, multiunit transplant unit 2, conveying component, protection casing 3 and feed opening 4, frame 1 wholly is the rectangle structure, 3 lockings of protection casing are installed in 1 upper surface one side of frame, the feed bin part distributes side by side at 1 upper surface front end of frame, the bellows unit mount just is located feed bin part one side on frame 1, transplant unit 2 and distribute side by side at 1 upper surface of frame and be located feed bin part one side, and transplant unit 2 output orientation bellows subassembly, conveying component installs in the 1 afterbody outside of frame, feed opening 4 runs through and sets up in 1 back one side of frame, and feed opening 4 corresponds the setting with conveying component.

Referring to fig. 1, in this embodiment, specifically, a plurality of groups of adjusting suction cups 5 are distributed on the frame 1 side by side, and the adjusting suction cups 5 communicate the bin component with the box folding assembly.

Referring to fig. 1 and 2, in this embodiment, specifically, two sets of three-color alarm lamps 6 are installed to 3 upper surface bilateral symmetry of protection casing, touch-sensitive screen 7 is installed to 3 lateral walls of protection casing, and touch-sensitive screen 7, the even equipment internal control system electric connection of three-color alarm lamp 6.

Referring to fig. 1, 2, 4, in this embodiment, specifically, the feed bin part includes two sets of guiding axles 8, fixed stop 9, adjusting baffle 10 and two sets of latch segments 11, guiding axle 8 parallel distribution is on 1 upper surface of frame side by side, fixed stop 9 fixed cover is established in two sets of guiding axles 8 outside one side, adjusting baffle 10 sliding cover is established at two sets of guiding axles 8 outside opposite sides, latch segments 11 are installed in adjusting baffle 10 and 8 laminating departments of guiding axles.

Referring to fig. 4, in the embodiment, specifically, the fixed baffle 9 and the adjustable baffle 10 are arranged in parallel, and the fixed baffle 9 and the adjustable baffle 10 form a bin 12.

Referring to fig. 1 and 3, in this embodiment, it is concrete, the bellows assembly includes work platform 13, push pedal cylinder 14, hem board 15, electronic slip table 16, a hem cylinder 17, no. two hem cylinders 18, no. three hem cylinders 19, a clamp plate cylinder 20, no. two clamp plate cylinders 21 and multiunit unloading portion, work platform 13 is installed in frame 1 upper surface, push pedal cylinder 14 is installed in work platform 13 upper surface one side, hem board 15 rotates and installs in push pedal cylinder 14 one side, electronic slip table 16 installs in hem board 15 top, hem cylinder 17, a clamp plate cylinder 20, no. two hem cylinders 18, no. two clamp plate cylinders 21 and No. three hem cylinders 19 are installed side by side in proper order on electronic slip table 16, unloading portion installs in work platform 13 one side, and unloading portion is corresponding with the output direction of bellows assembly, and electronic hem board 15 overturns, can carry out the shaping to the long limit of carton, later utilize a hem cylinder 17, no. three hem cylinders 19 to move simultaneously, can carry out two minor face shaping to the carton, later start the action of two minor face shaping, this second hem cylinder 18, no. two long limit movements of operation, and No. 20 long limit shaping of the whole of the long limit has realized the clamp plate, no. two long limit movements simultaneously.

Referring to fig. 2 and 7, in this embodiment, specifically, the blanking portion includes a chute 22, an overturning cylinder 23 and a box pushing cylinder 24, the chute 22 is rotatably installed on one side of the working platform 13, the box pushing cylinder 24 is inserted into the chute 22 through a support, the overturning cylinder 23 is installed at the bottom end of the rack 1 through a hinge, an output end of the overturning cylinder 23 is rotatably connected with a lower surface of the chute 22 through a universal bearing, the overturning cylinder 23 is started to drive the chute 22 and a carton thereon to be followed and overturned, so that the chute 22 and the conveyor line 25 are in a vertical state, and then the box pushing cylinder 24 is started to push the carton on the chute 22 to the conveyor line 25 for transmission.

Referring to fig. 1 and 2, in the embodiment, specifically, a conveying line 25 is installed on one side of the bottom end of the rack 1, and the conveying line 25 is disposed corresponding to the blanking portion.

Referring to fig. 2, 5, 6, in this embodiment, it is specific, conveying assembly includes two sets of fixing bases 26, two sets of gangbars 27, starter motor 28, hold-in range 29, fixed block 30, linkage seat 31 and pay-off portion, fixing base 26 symmetry closure is installed in frame 1 afterbody one side, linkage bar 27 parallel closure is installed in fixing base 26 both sides, linkage seat 31 slip cover is established on gangbar 27, starter motor 28 passes through the support mounting on one of them set of fixing base 26, hold-in range 29 one end corresponds the cover and is established on starter motor 28, and hold-in range 29 other end transmission cover establishes on another set of fixing base 26, fixed cover of fixed block 30 is established outside hold-in range 29, and fixed block 30 and linkage seat 31 closure are fixed, pay-off portion installs at linkage seat 31 lower surface, makes fixed block 30 follow the removal under the transmission of hold-in range 29, and fixed block 30 drives linkage seat 31 and slides on gangbar 27, can adjust quick electric suction cup 37's absorption position, can adapt to the carton of different positions and adsorb fixedly.

Referring to fig. 5 and 6, in this embodiment, specifically, the feeding portion includes a transmission motor 32, a lead screw 33, a lead screw nut 34, a baffle 35, a telescopic cylinder 36 and an electric suction cup 37, the transmission motor 32 is installed on one side of the upper surface of the linkage seat 31, the lead screw 33 is rotatably installed on the lower surface of the linkage seat 31, the output end of the transmission motor 32 is in transmission connection with the lead screw 33, the lead screw nut 34 is sleeved outside the lead screw 33, the baffle 35 is installed on the lower surface of the lead screw nut 34 in a locking manner, the electric suction cup 37 is installed outside the baffle 35 in a sliding manner, the electric suction cup 37 is vertically distributed with the baffle 35, the telescopic cylinder 36 is installed at the top end of the inner wall of the baffle 35, the output end of the telescopic cylinder 36 is in transmission connection with the electric suction cup 37, the telescopic cylinder 36 is started, so that the electric suction cup 37 moves down on the inner wall of the baffle 35 to be close to the carton, the carton is adsorbed by the electric suction cup 37, and the transmission motor 32 is started at the same time, and the lead screw 33 and the lead screw nut 34 is correspondingly arranged to drive the baffle 35 and the electric suction cup 37 to move, so that the formed carton can be conveyed to the exterior carton through the feeding port 4 to the exterior carton 25 to be transferred.

The working principle is as follows: when in use, the multi-channel synchronous processing of the paper boxes can be realized by arranging a plurality of groups of bin parts, the whole processing efficiency is improved, the unprocessed paper boxes are stored by the bin 12 formed by the fixed baffle 9 and the adjusting baffle 10, the sufficient supply of raw materials in the subsequent processing process is ensured, the adjusting baffle 10 slides on the guide shaft 8, and the distance between the fixed baffle 9 and the adjusting baffle 10 can be adjusted by a worker, so that the bin 12 can be effectively adapted to the paper boxes with different sizes for storage, the adaptation range of the equipment is improved, after the adjustment is finished, the position of the adjusting baffle 10 is positioned by the locking block 11, the subsequent accidental sliding condition is avoided, in the subsequent processing, the paper boxes are transferred from the bin 12 to the working platform 13 under the combined action of the adjusting sucker 5 and the transplanting unit 2, and the box folding assembly is arranged, after the carton reaches the working platform 13, the push plate cylinder 14 is started to act to perform forming treatment on the carton, then the electric flanging plate 15 is turned over to form the long edge of the carton, then the first flanging cylinder 17 and the third flanging cylinder 19 act simultaneously to perform two short edge forming on the carton, then the second flanging cylinder 18 is started to act, the first pressing plate cylinder 20 and the second pressing plate cylinder 21 act simultaneously to press the long edge into the carton, so that the integral forming work is realized, then the folded carton is transferred into the chute 22 through the adjusting suction cup 5 to perform subsequent transfer conveying, the turning cylinder 23 is started under the coordination of the blanking part to drive the chute 22 and the carton thereon to perform following turning, so that the chute 22 and the conveying line 25 are in a vertical state, and then the carton pushing cylinder 24 is started to push the carton on the chute 22 to the conveying line 25 to perform transferring, make the finished product of each bellows subassembly transmit to feed opening 4 department through transfer chain 25, through being equipped with conveying assembly, when the carton finished product reachd the transfer chain 25 afterbody, starter motor 28 work drives hold-in range 29 and rotates, make fixed block 30 follow the removal under the transmission of hold-in range 29, fixed block 30 drives linkage seat 31 and slides on gangbar 27, can carry out quick adjustment to electric suction cup 37's adsorption position, the carton that can adapt to different positions adsorbs fixedly, and under the cooperation of pay-off portion, start telescopic cylinder 36, make electric suction cup 37 move down at baffle 35 inner wall and be close to with the carton, utilize electric suction cup 37 to adsorb the carton, later telescopic cylinder 36 resets, meanwhile, start driving motor 32, because lead screw 33 corresponds the setting with screw nut 34, drive baffle 35 and electric suction cup 37 and follow the removal, can pass fashioned carton and carry the transfer on feed opening 4 outside 25, the quick transmission to the fashioned carton has been realized, the whole convenient operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Full-automatic production equipment is used to notebook packing carton, its characterized in that transplants unit (2), conveying component, protection casing (3) and feed opening (4) including frame (1), multiunit feed bin part, multiunit bellows subassembly, multiunit, frame (1) whole is the rectangle structure, protection casing (3) closure is installed in frame (1) upper surface one side, the feed bin part distributes side by side at frame (1) upper surface front end, bellows unit mount just is located feed bin part one side on frame (1), transplant unit (2) and distribute side by side at frame (1) upper surface and be located feed bin part one side, and transplant unit (2) output orientation bellows subassembly, conveying component installs in frame (1) afterbody outside, feed opening (4) run through and set up in frame (1) back one side, and feed opening (4) correspond the setting with conveying component.

2. The full-automatic production equipment for the notebook packing boxes according to claim 1, characterized in that: a plurality of groups of adjusting suckers (5) are distributed on the rack (1) side by side, and the adjusting suckers (5) are used for communicating the stock bin component with the folding box component.

3. The full-automatic production equipment for the notebook packing boxes according to claim 1, characterized in that: two sets of three-colour alarm lamps (6) are installed to protection casing (3) upper surface bilateral symmetry, touch-sensitive screen (7) are installed to protection casing (3) lateral wall, and touch-sensitive screen (7), three-colour alarm lamp (6) all with equipment internal control system electric connection.

4. The full-automatic production equipment for the notebook packing boxes according to claim 1, characterized in that: the feed bin part comprises two groups of guide shafts (8), a fixing baffle plate (9), an adjusting baffle plate (10) and two groups of locking blocks (11), the guide shafts (8) are parallelly distributed on the upper surface of the rack (1) side by side, the fixing baffle plate (9) is fixedly sleeved on one side of the outside of the two groups of guide shafts (8), the sliding sleeve of the adjusting baffle plate (10) is sleeved on the other side of the outside of the two groups of guide shafts (8), and the locking blocks (11) are installed at the joint of the adjusting baffle plate (10) and the guide shafts (8).

5. The full-automatic production equipment for the notebook packing boxes according to claim 4, characterized in that: the fixed baffle (9) and the adjusting baffle (10) are arranged in parallel, and the fixed baffle (9) and the adjusting baffle (10) form a storage bin (12).

6. The full-automatic production equipment for the notebook packing boxes according to claim 1, characterized in that: roll over case subassembly includes work platform (13), push pedal cylinder (14), hem board (15), electronic slip table (16), hem cylinder (17), no. two hem cylinders (18), no. three hem cylinders (19), clamp plate cylinder (20), no. two clamp plate cylinders (21) and multiunit unloading portion, work platform (13) are installed in frame (1) upper surface, install in work platform (13) upper surface one side push pedal cylinder (14), hem board (15) rotate to be installed in push pedal cylinder (14) one side, electronic slip table (16) are installed in hem board (15) top, hem cylinder (17), clamp plate cylinder (20), no. two hem cylinders (18), no. two clamp plate cylinders (21) and No. three hem cylinders (19) are installed side by side in proper order on electronic slip table (16), unloading portion is installed in work platform (13) one side, and unloading portion is corresponding with the output direction of rolling over case subassembly.

7. The full-automatic production equipment for the notebook packing boxes according to claim 6, characterized in that: unloading portion includes spout (22), upset cylinder (23) and pushes away case cylinder (24), spout (22) rotate to be installed in work platform (13) one side, push away case cylinder (24) and wear to establish inside spout (22) through the support, upset cylinder (23) pass through the hinge mount bottom in frame (1), and upset cylinder (23) output passes through universal bearing and is connected with spout (22) lower surface rotation.

8. The full-automatic production equipment for the notebook packing box according to claim 1, characterized in that: conveying line (25) are installed to bottom one side in frame (1), and conveying line (25) correspond the setting with unloading portion.

9. The full-automatic production equipment for the notebook packing boxes according to claim 1, characterized in that: conveying assembly includes two sets of fixing base (26), two sets of gangbar (27), starter motor (28), hold-in range (29), fixed block (30), linkage seat (31) and pay-off portion, tail one side is installed in frame (1) to fixing base (26) symmetry closure, linkage rod (27) parallel closure is installed in fixing base (26) both sides, linkage seat (31) slip cover is established on gangbar (27), starter motor (28) pass through the support mounting on one set of fixing base (26) wherein, hold-in range (29) one end corresponds the cover and is established on starter motor (28), and hold-in range (29) other end transmission cover establishes on another set of fixing base (26), fixed block (30) fixed cover is established outside hold-in range (29), and fixed block (30) are fixed with linkage seat (31) closure, pay-off portion installs at linkage seat (31) lower surface.

10. The full-automatic production equipment for the notebook packing box according to claim 9, characterized in that: pay-off portion includes driving motor (32), lead screw (33), screw nut (34), baffle (35), telescopic cylinder (36) and electric chuck (37), driving motor (32) are installed in linkage seat (31) upper surface one side, screw (33) are rotated and are installed at linkage seat (31) lower surface, and driving motor (32) output and lead screw (33) correspond the transmission and are connected, screw nut (34) cover is established in lead screw (33) outside, baffle (35) closure is installed at screw nut (34) lower surface, electric chuck (37) slidable mounting is outside at baffle (35), and electric chuck (37) and baffle (35) vertical distribution, install on baffle (35) inner wall top telescopic cylinder (36), and telescopic cylinder (36) output corresponds the transmission with electric chuck (37) and is connected.