CN211594020U

CN211594020U - Goods reposition of redundant personnel conveying system

Info

Publication number: CN211594020U
Application number: CN201921975721.9U
Authority: CN
Inventors: 王其良
Original assignee: Jiangsu Runde Logistics Technology Co ltd
Current assignee: Jiangsu Runde Logistics Technology Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-09-29
Anticipated expiration: 2029-11-15

Abstract

The utility model belongs to the technical field of the goods reposition of redundant personnel, especially be a goods reposition of redundant personnel conveying system, including first backup pad, first base and second base, the front and the back of first backup pad inner wall all fixedly connected with two first bearings, every two all wear to be equipped with first pivot in the first bearing; the utility model discloses, through setting up first conveying area, the reposition of redundant personnel transportation to the goods can be realized to second conveying area and third conveying area, the device adopts first conveyer belt, corner conveyer and second conveyer belt, realized the reposition of redundant personnel transportation to the goods, the mode that traditional manual work and manipulator reposition of redundant personnel transportation were sent out has been abandoned, it is laborsaving to save trouble, reposition of redundant personnel conveying efficiency has been improved greatly, through setting up first adjusting part, second adjusting part and movable assembly, the angle modulation to first backup pad and the altitude mixture control of second backup pad have been realized, use the flexibility ratio height, whole device is rational in infrastructure, and easy operation, therefore, the clothes hanger is strong in practicability.

Description

Goods reposition of redundant personnel conveying system

Technical Field

The utility model belongs to the technical field of the goods reposition of redundant personnel, concretely relates to goods reposition of redundant personnel conveying system.

Background

The goods reposition of redundant personnel indicates that the express mail of different grade type is categorised to carry to different functional areas and handle, along with electronic commerce's rapid development, more and more goods need shunt the transportation.

At present, the goods reposition of redundant personnel that uses in the market adopts artifical or manipulator to carry out categorised mode mostly, wastes time and energy, not only greatly increased workman's intensity of labour, and the manipulator operation has certain time interval simultaneously, and then leads to the reposition of redundant personnel inefficiency, is unfavorable for improving reposition of redundant personnel speed and practices thrift the cost of labor, and then brings very big inconvenience for the use.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a goods reposition of redundant personnel conveying system has laborsaving and the efficient characteristics of reposition of redundant personnel of province trouble.

In order to achieve the above object, the utility model provides a following technical scheme: a goods shunting and conveying system comprises first supporting plates, a first base and a second base, wherein the front side and the back side of the inner wall of each first supporting plate are fixedly connected with two first bearings, a first rotating shaft penetrates through each two first bearings, the front end of the first rotating shaft on the left side penetrates through the first bearings and is fixedly connected with a second motor, the bottom of the second motor is fixedly connected with a second supporting seat, the second supporting seat is fixedly connected to the front side of the first supporting plate, the surfaces of the two first rotating shafts are in transmission connection with a first conveying belt, the first conveying belt is divided into a first conveying area, a second conveying area and a third conveying area through a first protective plate, corner conveyors are respectively lapped on the side surfaces of the first conveying area and the third conveying area, a second supporting plate is lapped on the side surfaces of the two corner conveyors, two second supporting plates are respectively and fixedly connected with two second bearings on the left side surfaces and the right side surfaces of the inner wall of the second supporting plate, every two all wear to be equipped with the second pivot in the second bearing, the rear side the first motor of right side second bearing and fixedly connected with is passed to the one end of second pivot, the first supporting seat of bottom fixedly connected with of first motor, first supporting seat fixed connection is in the side of second backup pad, two the surface transmission of second pivot is connected with the second conveyer belt, be provided with the second guard plate on the second conveyer belt, the second recess has been seted up to the side on the second guard plate, the flexible subassembly of side fixedly connected with of second recess inner wall, the one end fixedly connected with locating wheel of flexible subassembly.

Preferably, the bottom of the first supporting plate is fixedly connected with a first adjusting component and a second adjusting component, and the bottoms of the first adjusting component and the second adjusting component are fixedly connected with a first base.

Preferably, first adjusting part includes two first fixed plates, two first round pin axles, two first fly leafs and electric putter, two first fixed plate difference fixed connection is at the opposite face of first backup pad and first base, two first fixed plate all has first fly leaf, two through first round pin axle swing joint the opposite face fixedly connected with electric putter of first fly leaf.

Preferably, the second adjusting part comprises a second fixing plate, a second pin, a second movable plate and a supporting rod, the supporting rod is fixedly connected to the top of the first supporting seat, the top of the supporting rod is fixedly connected with the second fixing plate, the second fixing plate is movably connected to the second movable plate through the second pin, and the second movable plate is fixedly connected to the bottom of the first supporting plate.

Preferably, a first groove is formed in the top of the second base, a double-shaft motor is fixedly connected to the bottom of the inner wall of the first groove, a first lead screw and a second lead screw are fixedly connected to two output shafts of the double-shaft motor respectively, a lead screw sleeve is in threaded connection with the surfaces of the first lead screw and the second lead screw, a movable assembly is fixedly connected to the top of the lead screw sleeve, and the top of the movable assembly is fixedly connected with the second supporting plate.

Preferably, the movable assembly comprises two third fixing plates, two third pin shafts and a movable rod, the two third fixing plates are respectively and fixedly connected to opposite surfaces of the screw rod sleeve and the second supporting plate, and the two third fixing plates are movably connected with the movable rod through the third pin shafts.

Preferably, two first sliding grooves are formed in the bottom of the first groove, two first sliding blocks are connected to the inside of each first sliding groove in a sliding mode, and the two first sliding blocks are fixedly connected with the two lead screw sleeves respectively.

Preferably, the telescopic assembly comprises a cylinder, a second sliding groove, a second sliding block and a moving rod, the cylinder is fixedly connected to the side face of the inner wall of the second groove, the second sliding groove is formed in the left side face and the right side face of the inner wall of the cylinder, the second sliding block is connected to the second sliding groove in a sliding mode, the moving rod is fixedly connected to the opposite face of the second sliding block, and one end of the moving rod penetrates through the cylinder and is fixedly connected with a positioning wheel.

Preferably, the surface of the telescopic assembly is sleeved with a spring, one end of the spring is fixedly connected to the side surface of the inner wall of the second groove, and the other end of the spring is fixedly connected to the side surface of the positioning wheel.

Preferably, the surface thread opposite direction of first lead screw and second lead screw, the equal fixedly connected with third pivot in both ends that first lead screw and second lead screw kept away from mutually, the third bearing is worn to be equipped with on the surface of third pivot, two the third bearing is fixed connection respectively in the left and right sides face of first recess inner wall, ten are no less than to the quantity of flexible subassembly and locating wheel.

Preferably, the bottoms of the first base and the second base are both provided with anti-skid pads.

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

1. the utility model can realize the shunting transportation of goods by arranging a first conveying area, a second conveying area and a third conveying area, a second motor works to drive a first rotating shaft to rotate, and then drive another first rotating shaft to rotate through the transmission action of a first conveyor belt, so as to realize the transportation of goods, a corner conveyor can realize the purpose of transporting goods, the first motor works to drive a second rotating shaft to rotate, and the other second rotating shaft can be driven to rotate through the transmission action of a second conveyor belt, so as to realize the purpose of transporting the transported goods, a double-shaft motor works to drive a first lead screw and a second lead screw to rotate, so as to drive two lead screw sleeves to respectively drive two movable assemblies to move left and right, and two third fixed plates in the movable assemblies can move along with the two lead screw sleeves in opposite directions, through the upper and lower activity of carriage release lever, can realize driving the purpose that the second backup pad carries out altitude mixture control, can fix a position the goods on the second conveyer belt through the locating wheel, avoid it to drop and lead to the condition that the goods damaged with the contact of second guard plate, the device adopts first conveyer belt, corner conveyer and second conveyer belt, the reposition of redundant personnel transportation to the goods has been realized, the mode that traditional manual work and manipulator reposition of redundant personnel transportation were sent has been abandoned, it is laborsaving to save trouble, reposition of redundant personnel conveying efficiency has been improved greatly, through setting up first adjusting part, second adjusting part and movable part, the altitude mixture control to the angle modulation of first backup pad and second backup pad has been realized, it is high to use the flexibility ratio, whole device is rational in infrastructure, and easy operation, therefore, the clothes hanger is strong in practicability.

2. The utility model can cooperate with the screw rod sleeve to drive the movable component to move left and right through the left and right guiding function of the first chute and the first slide block, the telescopic component cooperates with the elasticity of the spring, in the conveying process, the positioning wheels can be driven to move left and right in the cargo shunting process, so that the vibration in the cargo shunting and transporting process is buffered, the friction force between the first base and the second base and the ground can be increased by the anti-slip mat, the device is prevented from sliding in use, the second adjusting group can cooperate first adjusting part to drive first backup pad and carry out angle modulation, and electric putter work shortens along with electric putter's extension, with the help of the mobile effect of first round pin axle and second round pin axle, can drive first backup pad and move about from top to bottom, realizes the angle modulation to first backup pad, and then is convenient for carry out the goods reposition of redundant personnel transportation of different angles.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a front view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 4 is a schematic structural view of a second base according to the present invention;

fig. 5 is a schematic structural view of the middle extension assembly of the present invention;

FIG. 6 is a schematic structural diagram of a first adjusting assembly of the present invention;

FIG. 7 is a schematic structural view of a second adjusting assembly of the present invention;

FIG. 8 is a schematic structural view of a movable assembly of the present invention;

in the figure: 1. a first support plate; 2. a first conveyor belt; 3. a first conveying section; 4. a second conveying section; 5. a third conveying zone; 6. a first bearing; 7. a first rotating shaft; 8. a second bearing; 9. a second rotating shaft; 10. a first guard plate; 11. positioning wheels; 12. a second conveyor belt; 13. a first support base; 14. a first motor; 15. a first groove; 16. a corner conveyor; 17. a second motor; 18. a second support seat; 19. a telescoping assembly; 191. a cylinder; 192. a second chute; 193. a second slider; 194. a travel bar; 20. a spring; 21. a second guard plate; 22. a first base; 23. a non-slip mat; 24. a first adjustment assembly; 241. a first fixing plate; 242. a first pin shaft; 243. a first movable plate; 244. an electric push rod; 25. a second adjustment assembly; 251. a second movable plate; 252. a second pin shaft; 253. a second fixing plate; 254. a support bar; 26. a second support plate; 27. a third bearing; 28. a third rotating shaft; 29. a movable component; 291. a movable rod; 292. a third fixing plate; 293. a third pin shaft; 30. a first lead screw; 31. A double-shaft motor; 32. a second lead screw; 33. a first chute; 34. a first slider; 35. a screw rod sleeve; 36. a second base; 37. a second groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-8, the present invention provides the following technical solutions: the utility model provides a goods reposition of redundant personnel conveying system, includes first backup pad 1, first base 22 and second base 36, the front of first backup pad 1 inner wall and the equal fixedly connected with two first bearings 6 in the back, per two first pivot 7 all wears to be equipped with in the first bearing 6, and the left side the front end of first pivot 7 passes first bearing 6 and fixedly connected with second motor 17, and second motor 17 works, can drive first pivot 7 and rotate, and then through the transmission of first conveyer belt 2, drives another first pivot 7 and rotates, realizes the conveying to the goods, the bottom fixedly connected with second supporting seat 18 of second motor 17, second supporting seat 18 fixed connection is in the front side of first backup pad 1, and two the surface transmission of first pivot 7 is connected with first conveyer belt 2, first conveyer belt 2 is cut apart into first conveying district 3 through first guard plate 10, The second conveying area 4 and the third conveying area 5 can realize the diversion transportation of goods by arranging the first conveying area 3, the second conveying area 4 and the third conveying area 5, the side surfaces of the first conveying area 3 and the third conveying area 5 are respectively provided with a corner conveyor 16 in a lap joint manner, the corner conveyor 16 can realize the purpose of transferring goods, the goods are convenient to match the goods diversion condition, the side surfaces of the two corner conveyors 16 are respectively provided with a second supporting plate 26 in a lap joint manner, the left side surface and the right side surface of the inner wall of the second supporting plate 26 are respectively and fixedly connected with two second bearings 8, each two second bearings 8 are respectively provided with a second rotating shaft 9 in a penetrating manner, one end of the second rotating shaft 9 at the rear side passes through the right side second bearing 8 and is fixedly connected with a first motor 14, the first motor 14 works to drive the second rotating shaft 9 to rotate, and can drive another second rotating shaft 9 to rotate through the transmission function of the second conveying belt 12, the purpose of conveying the transported goods is achieved, the bottom of the first motor 14 is fixedly connected with a first supporting seat 13, the first supporting seat 13 is fixedly connected to the side face of a second supporting plate 26, the surface of the two second rotating shafts 9 is in transmission connection with a second conveying belt 12, a second protective plate 21 is arranged on the second conveying belt 12, a second groove 37 is formed in the side face of the second protective plate 21, a telescopic component 19 is fixedly connected to the side face of the inner wall of the second groove 37, one end of the telescopic component 19 is fixedly connected with a positioning wheel 11, the goods on the second conveying belt 12 can be positioned through the positioning wheel 11, the situation that the goods fall and are damaged due to contact with the second protective plate 21 is avoided, the device adopts the first conveying belt 2, the corner conveyor 16 and the second conveying belt 12, the shunting transportation of the goods is achieved, and the traditional manual and mechanical hand shunting transportation mode is abandoned, it is laborsaving to save trouble, has improved reposition of redundant personnel conveying efficiency greatly, through setting up first adjusting part 24, second adjusting part 25 and movable assembly 29, has realized the altitude mixture control to the angle modulation of first backup pad 1 and second backup pad 26, and it is high to use the flexibility ratio, and whole device is rational in infrastructure, easy operation, and the practicality is strong.

Specifically, the bottom of the first supporting plate 1 is fixedly connected with a first adjusting component 24 and a second adjusting component 25, and the bottom of the first adjusting component 24 and the bottom of the second adjusting component 25 are fixedly connected with a first base 22.

Specifically, first adjusting part 24 includes two first fixed plates 241, two first round pin axles 242, two first fly leaf 243 and electric putter 244, two first fixed plate 241 fixed connection is respectively at the opposite face of first backup pad 1 and first base 22, two first fixed plate 241 all has first fly leaf 243, two through first round pin axle 242 swing joint first fly leaf 243 the opposite face fixedly connected with electric putter 244 of first fly leaf 243, electric putter 244 work shortens along with electric putter 244's extension, with the help of the live action of first round pin axle 242 and second round pin axle 252, can drive first backup pad 1 and move about, realizes the angle modulation to first backup pad 1, and then is convenient for carry out the goods reposition of redundant personnel transportation of different angles.

Specifically, the second adjusting assembly 25 includes a second fixing plate 253, a second pin shaft 252, a second movable plate 251 and a supporting rod 254, the supporting rod 254 is fixedly connected to the top of the first supporting seat 13, the top of the supporting rod 254 is fixedly connected to the second fixing plate 253, the second fixing plate 253 is movably connected to the second movable plate 251 through the second pin shaft 252, the second movable plate 251 is fixedly connected to the bottom of the first supporting plate 1, and the second adjusting assembly can cooperate with the first adjusting assembly 24 to drive the first supporting plate 1 to perform angle adjustment.

Specifically, first recess 15 has been seted up at the top of second base 36, the bottom fixedly connected with double-shaft motor 31 of first recess 15 inner wall, first lead screw 30 of fixedly connected with and second lead screw 32 on two output shafts of double-shaft motor 31 respectively, the equal threaded connection in surface of first lead screw 30 and second lead screw 32 has lead screw sleeve 35, two the equal fixedly connected with movable assembly 29 in top of lead screw sleeve 35, two the top and the second backup pad 26 fixed connection of movable assembly 29, double-shaft motor 31 work can drive first lead screw 30 and second lead screw 32 and rotate, and then can make two lead screw sleeves 35 drive two movable assembly 29 respectively and control the removal.

Specifically, the movable assembly 29 includes two third fixing plates 292, two third hinge pins 293 and a movable rod 291, two of the third fixing plates 292 are respectively and fixedly connected to opposite surfaces of the screw rod sleeve 35 and the second support plate 26, two of the third fixing plates 292 are movably connected to the movable rod 291 through the third hinge pins 293, the two third fixing plates 292 in the movable assembly 29 can move in opposite directions along with the two screw rod sleeves 35, and the purpose of driving the second support plate 26 to perform height adjustment can be achieved through up-and-down movement of the movable rod 194.

Specifically, two first chutes 33, two are seted up to the bottom of first recess 15 equal sliding connection has first slider 34 in the first chute 33, two first slider 34 respectively with two lead screw sleeve 35 fixed connection, the guide effect about first chute 33 and first slider 34 can cooperate lead screw sleeve 35 to drive movable assembly 29 and remove.

Specifically, flexible subassembly 19 includes drum 191, second spout 192, second slider 193 and carriage release lever 194, drum 191 fixed connection is in the side of second recess 37 inner wall, second spout 192 has all been seted up to the left and right sides face of drum 191 inner wall, sliding connection has second slider 193 in the second spout 192, two opposite face fixedly connected with carriage release lever 194 of second slider 193, drum 191 and fixedly connected with locating wheel 11 are passed to the one end of carriage release lever 194, and flexible subassembly 19 cooperates the elasticity of spring 20, and in transportation, at the goods reposition of redundant personnel in-process, can drive locating wheel 11 and remove about, and then play the cushioning effect to the vibrations that receive in the goods reposition of redundant personnel transportation.

Specifically, the surface of the telescopic assembly 19 is sleeved with a spring 20, one end of the spring 20 is fixedly connected to the side surface of the inner wall of the second groove 37, and the other end of the spring 20 is fixedly connected to the side surface of the positioning wheel 11.

Specifically, the surface thread directions of the first screw rod 30 and the second screw rod 32 are opposite, the two ends, far away from the first screw rod 30 and the second screw rod 32, of the first screw rod 30 are fixedly connected with third rotating shafts 28, third bearings 27 are arranged on the surfaces of the third rotating shafts 28 in a penetrating mode, the third bearings 27 are fixedly connected to the left side surface and the right side surface of the inner wall of the first groove 15 respectively, and the number of the telescopic assemblies 19 and the number of the positioning wheels 11 are not less than ten.

Specifically, the bottoms of the first base 22 and the second base 36 are both provided with the anti-slip pad 23, and the anti-slip pad 23 can increase the friction between the first base 22 and the ground, and between the second base 36 and the ground, so that the device is prevented from sliding when in use.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the goods are respectively placed in the first conveying area 3, the second conveying area 4 and the third conveying area 5, then the second motor 17 is controlled to work through the external controller, the second motor 17 drives the first rotating shaft 7 to rotate, and further the first conveyor belt 2 drives the goods in the first conveying area 3, the second conveying area 4 and the third conveying area 5 to be conveyed respectively, and then the corner conveyor 16 is controlled to work, when the goods in the first conveying area 3 and the third conveying area 5 are conveyed to the rightmost end of the first conveyor belt 2, the goods enter the corner conveyor 16 and are conveyed through the corner conveyor 16, and the goods enter the second conveyor belt 12, the first motor 14 is controlled to work through the external controller, the first motor 14 drives the second rotating shaft 9 to rotate, and further the second conveyor belt 12 rotates, the goods after being conveyed are conveyed, and the goods are respectively conveyed to the designated area to be processed, when the angle of first backup pad 1 needs to be adjusted, accessible external controller control electric putter 244 work, with the help of the mobile action of first round pin axle 242 and second round pin axle 252, drive first backup pad 1 carry out the angle modulation can, simultaneously through the work of external controller control double-shaft motor 31, drive two movable assembly 29 through two lead screw sleeves 35 and carry out the relative motion, can carry out height control to second backup pad 26, use the flexibility ratio height.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A goods reposition of redundant personnel conveying system, includes first backup pad (1), first base (22) and second base (36), its characterized in that: the front side and the back side of the inner wall of the first supporting plate (1) are fixedly connected with two first bearings (6), every two first bearings (6) are internally provided with a first rotating shaft (7) in a penetrating way, the front end of the first rotating shaft (7) at the left side penetrates through the first bearings (6) and is fixedly connected with a second motor (17), the bottom of the second motor (17) is fixedly connected with a second supporting seat (18), the second supporting seat (18) is fixedly connected with the front side of the first supporting plate (1), the surfaces of the two first rotating shafts (7) are in transmission connection with a first conveyor belt (2), the first conveyor belt (2) is divided into a first conveying area (3), a second conveying area (4) and a third conveying area (5) through a first protective plate (10), the side surfaces of the first conveying area (3) and the third conveying area (5) are respectively lapped with a corner conveyor (16), the side surfaces of the two corner conveyors (16) are respectively provided with a second supporting plate (26), the left side surface and the right side surface of the inner wall of the second supporting plate (26) are respectively and fixedly connected with two second bearings (8), each two second bearings (8) are internally provided with a second rotating shaft (9) in a penetrating way, one end of each second rotating shaft (9) at the rear side penetrates through the right side second bearing (8) and is fixedly connected with a first motor (14), the bottom of the first motor (14) is fixedly connected with a first supporting seat (13), the first supporting seat (13) is fixedly connected with the side surface of the second supporting plate (26), the surface of the two second rotating shafts (9) is in transmission connection with a second conveyor belt (12), a second protective plate (21) is arranged on the second conveyor belt (12), a second groove (37) is formed in the side surface of the second protective plate (21), and a telescopic assembly (19) is fixedly connected with the side surface of the inner wall of the second groove (, one end of the telescopic component (19) is fixedly connected with a positioning wheel (11).

2. The system of claim 1, wherein: the bottom fixedly connected with first adjusting part (24) and second adjusting part (25) of first backup pad (1), the bottom fixedly connected with first base (22) of first adjusting part (24) and second adjusting part (25).

3. The system of claim 2, wherein: first adjusting part (24) includes two first fixed plates (241), two first round pin axles (242), two first fly leaf (243) and electric putter (244), two first fixed plate (241) fixed connection respectively is at the opposite face of first backup pad (1) and first base (22), two first fixed plate (241) all have first fly leaf (243), two through first round pin axle (242) swing joint the opposite face fixedly connected with electric putter (244) of first fly leaf (243).

4. The system of claim 2, wherein: second adjusting part (25) includes second fixed plate (253), second round pin axle (252), second movable plate (251) and bracing piece (254), bracing piece (254) fixed connection is at the top of first supporting seat (13), the top fixedly connected with second fixed plate (253) of bracing piece (254), second fixed plate (253) have second movable plate (251) through second round pin axle (252) swing joint, second movable plate (251) fixed connection is in the bottom of first backup pad (1).

5. The system of claim 1, wherein: first recess (15) have been seted up at the top of second base (36), the bottom fixedly connected with double-shaft motor (31) of first recess (15) inner wall, on two output shafts of double-shaft motor (31) respectively first lead screw (30) of fixedly connected with and second lead screw (32), the equal threaded connection in surface of first lead screw (30) and second lead screw (32) has lead screw sleeve (35), two the equal fixedly connected with movable assembly (29) in top of lead screw sleeve (35), two the top and second backup pad (26) fixed connection of movable assembly (29).

6. The system of claim 5, wherein: the movable assembly (29) comprises two third fixing plates (292), two third pin shafts (293) and a movable rod (291), the two third fixing plates (292) are respectively and fixedly connected to opposite surfaces of the screw rod sleeve (35) and the second supporting plate (26), and the two third fixing plates (292) are movably connected with the movable rod (291) through the third pin shafts (293).

7. The system of claim 5, wherein: two first chutes (33) are formed in the bottom of the first groove (15), two first sliding blocks (34) are connected in the first chutes (33) in a sliding mode, and the two first sliding blocks (34) are fixedly connected with the two screw rod sleeves (35) respectively.

8. The system of claim 1, wherein: flexible subassembly (19) include drum (191), second spout (192), second slider (193) and carriage release lever (194), drum (191) fixed connection is in the side of second recess (37) inner wall, second spout (192) have all been seted up to the left and right sides face of drum (191) inner wall, sliding connection has second slider (193) in second spout (192), two opposite face fixedly connected with carriage release lever (194) of second slider (193), drum (191) and fixedly connected with locating wheel (11) are passed to the one end of carriage release lever (194).

9. The system of claim 8, wherein: the surface of the telescopic assembly (19) is sleeved with a spring (20), one end of the spring (20) is fixedly connected to the side face of the inner wall of the second groove (37), and the other end of the spring (20) is fixedly connected to the side face of the positioning wheel (11).

10. The system of claim 5, wherein: the surface screw thread opposite direction of first lead screw (30) and second lead screw (32), the equal fixedly connected with third pivot (28) in both ends that first lead screw (30) and second lead screw (32) kept away from mutually, third bearing (27) are worn to be equipped with on the surface of third pivot (28), two third bearing (27) are fixed connection respectively in the left and right sides face of first recess (15) inner wall, ten are no less than to the quantity of flexible subassembly (19) and locating wheel (11).

11. The system of claim 8, wherein: the bottoms of the first base (22) and the second base (36) are provided with anti-slip pads (23).