CN114559300A

CN114559300A - Auxiliary assembly is used in construction of power transmission and transformation capital construction engineering

Info

Publication number: CN114559300A
Application number: CN202210345236.3A
Authority: CN
Inventors: 王俊昌; 孙洪波; 单君; 穆明亮; 商振; 刘佳; 王洪礼; 成印健; 赵鑫; 赵红雨; 何向永; 骆晓明; 石红芳; 李熠; 纪朝辉; 宗超
Original assignee: State Grid Shandong Electric Power Co Ltd
Current assignee: State Grid Shandong Electric Power Co Ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-05-31
Anticipated expiration: 2042-04-02
Also published as: CN114559300B

Abstract

The invention relates to the field of power transmission and transformation infrastructure construction engineering, in particular to auxiliary equipment for power transmission and transformation infrastructure construction engineering, which comprises a table top, wherein a telescopic cylinder is arranged above the table top, a rotating part is arranged at the end part of the telescopic cylinder, a drilling part is connected to the front end of the rotating part, a cutting part is connected to the rear end of the rotating part, a fixed seat is embedded at the front edge of the upper end surface of the table top, a guide pillar is embedded in the fixed seat, a sliding sleeve is installed on the outer surface of the guide pillar in a fitting manner, a connecting frame extends from the rear end of the sliding sleeve, an adjusting part is installed at the end part of the connecting frame, and a limiting part is installed at the end part of the adjusting part. The invention effectively improves the convenience during construction and processing, ensures the precision of the drilling space and meets the use requirement of cutting operation.

Description

Auxiliary assembly is used in construction of power transmission and transformation capital construction engineering

Technical Field

The invention relates to the field of power transmission and transformation basic construction engineering, in particular to auxiliary equipment for power transmission and transformation basic construction engineering construction.

Background

The transport of electric current often leads to causing the loss because of the circuit generates heat, so all rise voltage through the transformer when carrying, let the electric current diminish in order to reduce the loss that generates heat, wherein often need cut and drilling operation to the angle bar in the work progress of carrying out power transmission and transformation capital construction engineering, current cutting to the angle bar, need separately use cutting equipment and drilling equipment to go on when drilling, lead to need carry the phenomenon of many equipment when going to the construction site, seriously influence construction convenience degree.

Disclosure of Invention

The invention aims to solve the defects in the background art and provides auxiliary equipment for construction of power transmission and transformation basic construction projects.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: the utility model provides an auxiliary assembly is used in construction of power transmission and transformation infrastructure project, includes the mesa, the telescoping cylinder is installed to the top of mesa, the tip of telescoping cylinder is installed and is rotated the piece, the front end that rotates the piece is connected with drilling piece, the rear end that rotates the piece is connected with the cutting member, the edge inlays before the up end of mesa has the fixing base, the inside of fixing base is inlayed and is had the guide pillar, the sliding sleeve is installed in the surface laminating of guide pillar, the rear end of sliding sleeve extends there is linking frame, link up the tip of frame and install the regulating part, the restriction piece is installed to the tip of regulating part.

Preferably, the edge extends there is the mount behind the up end of mesa, the tip and the telescoping cylinder fixed connection of mount, rotate the piece including inlaying the connection pad at the tip of telescoping cylinder, the cross sectional shape of connection pad is the I-shaped, the inside coaxial inlaying of connection pad has the bearing body, the side of bearing body extends to have a spacing claw, the up end of connection pad is close to the edge and runs through and has seted up the semicircle restriction groove, the spacing claw is laminated in the inside in semicircle restriction groove.

Preferably, the drilling piece is including extending the solid frame even at the front end of bearing body, the tip fixed mounting who links solid frame has No. two motors, the tip fixed mounting of No. two motors has the drill bit, the up end that links solid frame all runs through threaded hole with the up end of connection pad, screw hole on the connection pad is located the place ahead in semicircle restriction groove, the inside of screw hole is screwed there is fixing stud.

Preferably, the upper end face of the sliding sleeve is screwed with a compression stud in a penetrating manner, the end part of the compression stud is compressed on the outer surface of the guide pillar, the cutting part comprises a Z-shaped frame extending on the rear end face of the bearing body, a first motor is fixedly mounted on the end part of the Z-shaped frame, a cutter is fixedly mounted on the end part of the first motor, a screw hole is formed in the upper end face of the Z-shaped frame in a penetrating manner, and an internal thread of the screw hole is matched with an external thread of the fixing stud.

Preferably, the regulating part is including inlaying the fixed disk at the lower terminal surface that links up the frame, the coaxial extension in upper end of fixed disk has the screw thread post, the screw thread post runs through in the up end that links up the frame, the tip that links up the frame is seted up flutedly, the outside of screw thread post is provided with the board of stretching out, it is located the inside of recess to stretch out the board, the upper and lower terminal surface of recess compresses tightly respectively in the upper and lower terminal surface that stretches out the board, the outside of screw thread post is screwed threaded ring, threaded ring compresses tightly in the up end that links up the frame, the side of stretching out the board and the side coplane that links up the frame.

Preferably, screw thread post and fixed disk integrated into one piece, the side that links up the frame extends there is the fixed block, the tip of fixed block is forty-five degrees slopes to inlay and has the limiting plate, the limiting plate is located the positive side of stretching out the board, the upper and lower terminal surface that stretches out the board all is provided with No. two rubber pads, the upper end fixed mounting of screw thread ring has the revolving rack, the up end middle part of revolving rack is inlayed and is had the ring body.

Preferably, the restriction piece is including inlaying the leading cell body at the tip that stretches out the board, the positive side of leading cell body is connected with vice cell body, it has the thread bush to run through to inlay in the front end face middle part of leading cell body, the inside of thread bush is screwed and is had locking double-screw bolt, the inside lateral edge of leading cell body all offers for the inclined plane with the inside lateral edge of vice cell body.

Preferably, the equal fixed mounting of preceding terminal surface of the preceding terminal surface of leading cell body and vice guide slot body has the concave frame, the rear end face of leading cell body is close to lower limb department and has seted up the adjustment tank, the terminal surface all extends about the inside of adjustment tank has the sand grip, the inside laminating of adjustment tank is installed the multiunit location mark, the draw-in groove has all been seted up to the upper and lower terminal surface of location mark, the sand grip laminates in the inside of draw-in groove, terminal surface fixed mounting has a rubber pad before the inside of adjustment tank, the rear end face of leading cell body is provided with the scale mark, the scale mark is located the top of location mark.

Compared with the prior art, the invention has the following beneficial effects:

1. through the rotation piece that sets up, can directly rotate fixing stud, in order to follow the screw hole that links on the solid frame with fixing stud and screw out, make and link solid frame can move about and rotate with the axle center round the bearing body, spacing claw slides in the semicircle restriction groove at this moment in order to ensure to link solid frame and carry out 180 degrees rotations, the position that makes drill bit and cutter can exchange, in the screw hole on the fixed stud gets into Z shape frame is rotated to the reversal, can fix drill bit and cutter after exchanging, with this can drill, cutting dual operation, the phenomenon that need carry many equipment has been avoided, the effectual construction convenience degree that has improved.

2. Through the restriction piece that sets up, can directly push leading cell body and vice cell body with the angle steel, in order to utilize vice cell body and leading cell body to restrict, the phenomenon that follow-up processing need carry out the centre gripping and fix has been avoided, with this effectual improvement with man-hour convenience, and can stir a plurality of location standards according to the interval reference scale line in required commentaries on classics hole, make the interval between a plurality of location standards can correspond the interval in required commentaries on classics hole, on rotating locking double-screw bolt and compressing tightly the angle steel after that, make leading cell body and angle steel together fixed, in order to utilize the location that the location standard corresponds to carry out drilling processing in the position on the angle steel, with this accuracy of guaranteeing the drilling interval.

3. Through the regulating part that sets up, can directly carry out the horizontal cutting, and can directly grab the ring body and rotate, and then drive the screw ring and rotate, make the tip that is compressed tightly by the screw ring linking frame loosened, and then order about and tightly fix the board that stretches out in linking frame upper groove tightly and can move about, stir stretching out the board afterwards, make to stretch out the board and can laminate on the limiting plate that is 45 degrees slopes to set up, drive leading cell body and vice cell body synchronous motion slope 45 degrees promptly, make the angle steel that is restricted by vice cell body and leading cell body can be 45 degrees slopes to place, with guarantee after the cutting to cut and be 45 degrees, carry out the multi-angle cutting with this, in order to satisfy the user demand of cutting operation.

Drawings

FIG. 1 is a schematic structural diagram of an auxiliary device for construction of a power transmission and transformation infrastructure project of the present invention;

FIG. 2 is a schematic diagram of a connecting disc of an auxiliary device for construction of a power transmission and transformation infrastructure project of the invention;

FIG. 3 is a cross-sectional view of the connecting disc of the auxiliary device for construction of the power transmission and transformation infrastructure project of the present invention;

FIG. 4 is a schematic view of the auxiliary device for construction of power transmission and transformation infrastructure of the present invention at the position of a guide post;

FIG. 5 is a rear view of a main guide groove of the auxiliary device for construction of power transmission and transformation infrastructure projects;

FIG. 6 is a schematic view of a threaded ring of the auxiliary device for construction of power transmission and transformation infrastructure.

In the figure: 1. a table top; 2. a fixed mount; 3. a telescopic cylinder; 4. a connecting disc; 5. rotating the frame; 6. angle steel; 7. a fixed seat; 8. a guide post; 9. a threaded hole; 10. fixing the stud; 11. a bearing body; 12. a limiting claw; 13. a semicircular limiting groove; 14. a Z-shaped frame; 15. a first motor; 16. a cutter; 17. a connecting and fixing frame; 18. a second motor; 19. a drill bit; 20. a sliding sleeve; 21. compressing the stud; 22. a linking frame; 23. a main guide groove body; 24. a threaded sleeve; 25. locking the stud; 26. a threaded ring; 27. a concave frame; 28. a secondary guide groove body; 29. an adjustment groove; 30. a convex strip; 31. a card slot; 32. positioning a mark; 33. scale marks; 34. a first rubber pad; 35. a fixed block; 36. a limiting plate; 37. extending the plate; 38. a second rubber pad; 39. fixing the disc; 40. a ring body; 41. a threaded post.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1-6, auxiliary assembly is used in power transmission and transformation capital construction engineering construction, including mesa 1, telescopic cylinder 3 is installed to mesa 1's top, the end of telescopic cylinder 3 is installed and is rotated the piece, the front end of rotating the piece is connected with the drilling piece, the rear end of rotating the piece is connected with the cutting piece, mesa 1's upper end front edge inlays there is fixing base 7, the inside of fixing base 7 is inlayed and is had guide pillar 8, sliding sleeve 20 is installed in the laminating of the surface of guide pillar 8, sliding sleeve 20's rear end extends has linking frame 22, the regulating part is installed to linking frame 22's tip, the restriction part is installed to the tip of regulating part, fixing base 7 through setting up can fix guide pillar 8, guide pillar 8 can lead to sliding sleeve 20, make angle steel 6 and leading cell body 23 can be linear movement when drilling.

The edge has extended mount 2 behind the up end of mesa 1, the tip and the telescoping cylinder 3 fixed connection of mount 2, the rotation piece is including inlaying connection pad 4 at the tip of telescoping cylinder 3, the cross sectional shape of connection pad 4 is the I-shaped, the inside coaxial inlaying of connection pad 4 has bearing body 11, bearing body 11's side extends to have spacing claw 12, connection pad 4's up end is close to the edge and has run through and seted up semicircle restriction groove 13, spacing claw 12 laminates in the inside of semicircle restriction groove 13, through the mount 2 that sets up, can fix telescoping cylinder 3, 180 degrees rotations can be carried out in the cooperation between spacing claw 12 and the semicircle restriction groove 13, bearing body 11 plays the pivoted effect.

The drilling piece comprises a connecting and fixing frame 17 extending at the front end of a bearing body 11, a second motor 18 is fixedly mounted at the end part of the connecting and fixing frame 17, a drill bit 19 is fixedly mounted at the end part of the second motor 18, the upper end face of the connecting and fixing frame 17 and the upper end face of a connecting disc 4 are both penetrated and provided with threaded holes 9, the threaded holes 9 in the connecting disc 4 are located in front of a semicircular limiting groove 13, a fixing stud 10 is screwed in the threaded holes 9, the second motor 18 can be fixed through the connecting and fixing frame 17, the second motor 18 plays a role in driving the drill bit 19 to rotate, and the fixing stud 10 plays a role in locking and fixing the connecting and fixing frame 17 and the connecting disc 4 together.

The upper end face of the sliding sleeve 20 is screwed with the compression stud 21 in a penetrating manner, the end part of the compression stud 21 is compressed on the outer surface of the guide pillar 8, the cutting part comprises a Z-shaped frame 14 extending on the rear end face of the bearing body 11, a motor 15 is fixedly mounted on the end part of the Z-shaped frame 14, a cutter 16 is fixedly mounted on the end part of the motor 15, a screw hole is formed in the upper end face of the Z-shaped frame 14 in a penetrating manner, the internal thread of the screw hole is matched with the external thread of the fixing stud 10, the compression stud 21 can be compressed on the guide pillar 8 through the arrangement to fix the sliding sleeve 20, and the Z-shaped frame 14 plays a role in fixing the motor 15.

The regulating part is including inlaying the fixed disk 39 that links up the lower terminal surface of frame 22, the coaxial extension in upper end of fixed disk 39 has screw thread post 41, screw thread post 41 runs through in the up end that links up frame 22, the tip that links up frame 22 is seted up flutedly, screw thread post 41's the outside is provided with and stretches out board 37, stretch out the inside that board 37 is located the recess, the up-and-down terminal surface of recess compresses tightly respectively in the upper and lower terminal surface that stretches out board 37, screw thread post 41's the outside is screwed threaded ring 26, screw thread ring 26 compresses tightly in the up end that links up frame 22, the side that stretches out board 37 and the side coplane that links up frame 22, can compress tightly the tip that links up frame 22 through the cooperation between fixed disk 39 that set up and the threaded ring 26, it fixes stretching out board 37 to order to drive about recess deformation to press from the clamp tightly on stretching out board 37.

Screw post 41 and fixed disk 39 integrated into one piece, it has fixed block 35 to link up the side extension of frame 22, the tip of fixed block 35 is forty-five degrees slopes to inlay and has limiting plate 36, limiting plate 36 is located the positive side of stretching out board 37, the upper and lower terminal surface that stretches out board 37 all is provided with No. two rubber pads 38, the upper end fixed mounting of screw ring 26 has revolving rack 5, the up end middle part of revolving rack 5 is inlayed and is had ring body 40, fixed block 35 through the setting can fix limiting plate 36, limiting plate 36 can ensure to stretch out board 37 and be 45 degrees rotations, No. two rubber pads 38 can improve the frictional force between stretching out board 37 and the recess, revolving rack 5 plays the effect of connecting, ring body 40 plays and is convenient for control pivoted effect to revolving rack 5.

Restriction piece is including inlaying the leading cell body 23 at the tip of stretching out board 37, the positive side of leading cell body 23 is connected with vice channel guide body 28, the preceding terminal surface middle part of leading cell body 23 runs through to inlay has thread bush 24, the inside of thread bush 24 is screwed and is had locking stud 25, the inside lateral edge of leading cell body 23 all offers for the inclined plane with the inside lateral edge of vice channel guide body 28, leading cell body 23 and vice channel guide body 28 through setting up can restrict angle steel 6, simultaneously press angle steel 6 to cover on mesa 1, the inside lateral edge of leading cell body 23 all offers for the inclined plane with the inside lateral edge of vice channel guide body 28, the entering of angle steel 6 of can being convenient for, locking stud 25 plays and compresses tightly the effect of fixing in leading cell body 23 with angle steel 6.

The front end face of the main guide groove body 23 and the front end face of the auxiliary guide groove body 28 are both fixedly provided with a concave frame 27, the rear end face of the main guide groove body 23 close to the lower edge is provided with an adjusting groove 29, the upper end face and the lower end face of the inside of the adjusting groove 29 are both extended with convex strips 30, the inside of the adjusting groove 29 is attached with a plurality of groups of positioning marks 32, the upper end face and the lower end face of each positioning mark 32 are both provided with clamping grooves 31, the convex strips 30 are attached to the inside of the clamping grooves 31, the front end face of the inside of the adjusting groove 29 is fixedly provided with a rubber gasket 34, the rear end face of the main guide groove body 23 is provided with a scale mark 33, the scale mark 33 is positioned above the positioning mark 32, the main guide groove body 23 and the auxiliary guide groove body 28 can be fixed together through the arranged concave frame 27, the adjusting groove 29 plays a role of adjusting the positioning mark 32, the cooperation between the clamping grooves 31 and the convex strips 30 plays a role of avoiding the positioning mark 32 from being separated from the adjusting groove 29, the rubber gasket 34 plays a role of increasing the friction force between the positioning mark 32 and the adjusting groove 29, so that the positioning mark 32 can be fixed by itself after being stirred.

When the angle iron drilling machine is used, the angle iron 6 is directly pushed into the main guide groove body 23 and the auxiliary guide groove body 28 to be limited by the auxiliary guide groove body 28 and the main guide groove body 23, the second motor 18 works to drive the drill bit 19 to rotate, the telescopic cylinder 3 works to drive the rotary drill bit 19 to move downwards to be contacted with the angle iron 6 to carry out hole transfer, when a plurality of drilling operations are needed, a plurality of positioning marks 32 can be shifted according to the intervals of the needed hole transfer and referring to the scale marks 33, the intervals among the positioning marks 32 can correspond to the intervals of the needed hole transfer, then hole transfer processing is carried out by utilizing the positions, corresponding to the positioning marks 32, on the angle iron 6, and simultaneously the fixing stud 10 can be directly rotated to screw the fixing stud 10 out of the threaded hole 9 on the connecting and fixing frame 17, so that the connecting and fixing frame 17 can move to rotate around the axis of the bearing body 11, at the moment, the limiting claws 12 slide in the semicircular limiting grooves 13 to ensure that the connecting and fixing frame 17 rotates by 180 degrees, the positions of the drill bit 19 and the cutter 16 can be interchanged, then the fixing stud 10 is reversely rotated to enter a screw hole on the Z-shaped frame 14, the drill bit 19 and the cutter 16 after interchange can be fixed, then the telescopic cylinder 3 works to drive the cutter 16 driven by the first motor 15 to rotate to move downwards to be contacted with the angle steel 6 to perform horizontal cutting, and the cutter can directly grab the ring body 40 to rotate, so as to drive the threaded ring 26 to rotate, so that the end part of the connecting frame 22 pressed by the threaded ring 26 is loosened, further the extending plate 37 clamped and fixed in the groove on the connecting frame 22 can be driven to move, then the extending plate 37 is stirred, so that the extending plate 37 can be attached to a limiting plate 36 which is obliquely arranged at 45 degrees, namely the main guide groove body 23 and the auxiliary guide groove body 28 are driven to synchronously move and incline at 45 degrees, and the angle steel 6 limited by the auxiliary guide groove body 28 and the main guide groove body 23 can be obliquely arranged at 45 degrees, so as to ensure that the cut surface is 45 degrees after cutting, thereby carrying out multi-angle cutting.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an auxiliary assembly is used in construction of power transmission and transformation capital construction project, includes mesa (1), its characterized in that: telescopic cylinder (3) are installed to the top of mesa (1), the rotation piece is installed to the tip of telescopic cylinder (3), the front end of rotating the piece is connected with drilling piece, the rear end of rotating the piece is connected with cutting member, the upper end front edge of mesa (1) inlays and has fixing base (7), the inside of fixing base (7) is inlayed and is had guide pillar (8), sliding sleeve (20) are installed in the surface laminating of guide pillar (8), the rear end of sliding sleeve (20) is extended and is had linking frame (22), the regulating part is installed to the tip that links up frame (22), the restriction part is installed to the tip of regulating part.

2. The auxiliary equipment for electric transmission and transformation infrastructure construction engineering construction according to claim 1, characterized in that: the utility model discloses a bearing structure, including mesa (1), the up end rear edge of mesa (1) extends and has mount (2), the tip and the telescoping cylinder (3) fixed connection of mount (2), rotate the piece including inlaying connection pad (4) at the tip of telescoping cylinder (3), the cross sectional shape of connection pad (4) is the I-shaped, the inside coaxial of connection pad (4) is inlayed and is had bearing body (11), the side of bearing body (11) extends spacing claw (12), the up end of connection pad (4) is close to the edge and runs through and has seted up semicircle restriction groove (13), spacing claw (12) are laminated in the inside of semicircle restriction groove (13).

3. The auxiliary equipment for electric transmission and transformation infrastructure construction engineering construction according to claim 2, characterized in that: drilling spare is including extending solid frame (17) of company at the front end of bearing body (11), the tip fixed mounting of company solid frame (17) has No. two motor (18), the tip fixed mounting of No. two motor (18) has drill bit (19), the up end of company solid frame (17) all runs through set up threaded hole (9) with the up end of connection pad (4), screw hole (9) on connection pad (4) are located the place ahead of semicircle restriction groove (13), the inside of screw hole (9) is screwed there is fixing stud (10).

4. The auxiliary equipment for electric transmission and transformation infrastructure construction engineering construction according to claim 3, characterized in that: the upper end face of the sliding sleeve (20) penetrates through and is screwed with a compression stud (21), the end part of the compression stud (21) is compressed on the outer surface of the guide pillar (8), the cutting piece comprises a Z-shaped frame (14) extending on the rear end face of the bearing body (11), a first motor (15) is fixedly mounted at the end part of the Z-shaped frame (14), a cutter (16) is fixedly mounted at the end part of the first motor (15), a screw hole is formed in the upper end face of the Z-shaped frame (14) in a penetrating mode, and the internal thread of the screw hole is matched with the external thread of the fixing stud (10).

5. The auxiliary equipment for electric transmission and transformation infrastructure construction engineering construction according to claim 1, characterized in that: the regulating part is including inlaying fixed disk (39) in the lower terminal surface that links up frame (22), the upper end coaxial extension of fixed disk (39) has screw thread post (41), screw thread post (41) run through in the up end that links up frame (22), the tip that links up frame (22) is seted up flutedly, the outside of screw thread post (41) is provided with and stretches out board (37), stretch out board (37) and be located the inside of recess, the upper and lower terminal surface of recess compresses tightly respectively in the upper and lower terminal surface that stretches out board (37), the outside of screw thread post (41) is screwed threaded ring (26), threaded ring (26) compress tightly in the up end that links up frame (22), the side that stretches out board (37) and the side coplane that links up frame (22).

6. The auxiliary equipment for power transmission and transformation basic construction engineering construction of claim 5, characterized in that: screw thread post (41) and fixed disk (39) integrated into one piece, the side extension that links up frame (22) has fixed block (35), the tip of fixed block (35) is forty-five degrees slopes and inlays and have limiting plate (36), limiting plate (36) are located the positive side of stretching out board (37), the upper and lower terminal surface that stretches out board (37) all is provided with No. two rubber pads (38), the upper end fixed mounting of screw ring (26) has revolving rack (5), the up end middle part of revolving rack (5) is inlayed and is had ring body (40).

7. The auxiliary equipment for power transmission and transformation basic construction engineering construction of claim 6, characterized in that: the restriction piece is including inlaying leading cell body (23) of the tip that stretches out board (37), the positive side of leading cell body (23) is connected with vice guide groove body (28), the preceding terminal surface middle part of leading cell body (23) is run through and is inlayed threaded sleeve (24), the inside of threaded sleeve (24) is screwed and is had locking double-screw bolt (25), the inside lateral edge of leading cell body (23) all sets up to the inclined plane with the inside lateral edge of vice guide groove body (28).

8. The auxiliary equipment for power transmission and transformation basic construction engineering construction of claim 7, characterized in that: the utility model discloses a guide slot, including leading guide slot body (23), the equal fixed mounting of preceding terminal surface of leading guide slot body (23) and the preceding terminal surface of vice guide slot body (28) has concave frame (27), adjustment tank (29) have been seted up near lower limb department to the rear end face of leading guide slot body (23), terminal surface all extends sand grip (30) about the inside of adjustment tank (29), multiunit alignment mark (32) are installed in the inside laminating of adjustment tank (29), draw-in groove (31) have all been seted up to the upper and lower terminal surface of alignment mark (32), sand grip (30) laminate in the inside of draw-in groove (31), terminal surface fixed mounting has rubber pad (34) before the inside of adjustment tank (29), the rear end face of leading guide slot body (23) is provided with scale mark (33), scale mark (33) are located the top of alignment mark (32).