CN217913692U

CN217913692U - Crossbeam positioning fixture

Info

Publication number: CN217913692U
Application number: CN202222189916.9U
Authority: CN
Inventors: 曾志文; 王昆鹏; 李任戈; 赵长祜; 李志禹; 余运波; 乔永强
Original assignee: China Construction Science And Engineering Group Green Technology Co ltd; China Construction Science and Industry Corp Ltd
Current assignee: China Construction Science And Engineering Group Green Technology Co ltd; China Construction Science and Industry Corp Ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2022-11-29
Anticipated expiration: 2032-08-18

Abstract

The utility model relates to a box room steel construction roof-rack welding frock clamp technical field, concretely relates to crossbeam positioning fixture, include: longitudinal support rods and a plurality of groups of positioning structures. The longitudinal support rod piece comprises two parallel support cross beams, and a lifting support rod piece which is vertical to the cross beams, horizontally arranged and synchronously moved; the top surface of the beam is attached to the bottom surface of the beam. The side surfaces of the beams are positioned by the multiple groups of positioning structures, and each group of positioning structures comprises a group of positioning plates and a matched pressing mechanism. Each group of positioning plates comprises two positioning plates which are respectively positioned at two ends of the cross beam, and the two positioning plates are respectively attached to one side surface of the cross beam and are arranged vertically to the horizontal plane; the pressing mechanisms are positioned at two ends of the cross beam and are used for pressing the other side of the cross beam; each group of pressing mechanisms comprises two pressing heads respectively positioned at two ends of the cross beam, and the two pressing heads are tightly attached to the other side of the cross beam. This application is placed the crossbeam direct laminating locating plate, adopts the pressure head to compress tightly again, can inject the correct assembly position of crossbeam fast conveniently, need not readjust.

Description

Crossbeam positioning fixture

Technical Field

The utility model relates to a box room steel construction roof-rack welding frock clamp technical field, concretely relates to crossbeam positioning fixture.

Background

The top cover of the steel structure modularization house box is formed by welding a top frame and a top corrugated plate. The top frame is generally formed by welding two long (generally 6 to 13 m in length) main longitudinal beams parallel to each other and a plurality of other beams of variable number located between the main longitudinal beams. The other beams are generally parallel to each other, shorter than the main longitudinal beams and variable number of secondary transverse beams, and part of the top frame also comprises a middle transverse beam with a larger cross section area and a shorter secondary longitudinal beam.

According to the traditional top frame and beam feeding method, beams are lifted manually and are placed on a tooling jig frame one by one, and then the beams and longitudinal beams are welded together manually. The above method is both time consuming and labor intensive.

The existing cross beam is placed on the tooling jig frame by feeding equipment, the position of the cross beam on the tooling jig frame is adjusted and limited according to a drawing, and the position of a limiting block on the tooling jig frame is manually adjusted and limited to limit the cross beam on the tooling jig frame. Although the method places the cross beam on the tooling jig frame through the feeding equipment, certain labor-saving effect is obtained; however, the task of adjusting and defining the position of the cross beam on the tooling jig still appears to be both time consuming and labor consuming.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that adjustment and injecing the crossbeam position are wasted time and energy among the prior art, and based on above circumstances, it is very necessary to develop a device that adjusts and injecing the crossbeam position labour saving and time saving.

In order to achieve the above object, the utility model provides a crossbeam positioning fixture, include:

two spaced first rod pieces which are parallel to each other and are arranged horizontally in the longitudinal direction and can be lifted and supported are respectively supported on the bottom surfaces of the plurality of spaced cross beams, which are close to the two ends;

the multiple groups of positioning structures are used for respectively positioning the side surfaces of the multiple spaced cross beams;

each group of positioning structures comprises:

the two positioning plates are vertically attached to the side surfaces of the cross beam close to the two ends respectively, and the positioning plates are vertically arranged with the horizontal plane;

the pressing mechanisms are respectively used for pressing the other side surfaces of the spaced cross beams;

each group of pressing mechanisms comprises:

and the two pressure heads are respectively pressed and attached to the other side surfaces, close to the two ends, of the cross beam.

Optionally, the method further comprises:

the mounting plate is attached to one side of the flange arranged on the bottom surface of the positioning plates and is detachably connected with the flange;

the supporting rod is attached to the other side of the flange arranged on the bottom surface of the positioning plates;

the supporting plates are arranged at intervals and are connected with the mounting plate through the supporting rods.

Optionally, the method further comprises:

a mounting seat;

the top surfaces of the first support seats are fixedly connected with the supporting rod and arranged on the mounting seat;

and the top surface of the second support is fixedly connected with the liftable support rod piece and is arranged on the mounting seat.

Optionally, the method further comprises:

and the plurality of spaced movable supports are arranged on the mounting seat, and the bottom of each movable support is provided with a roller.

Optionally, the second mount comprises:

one end of the screw rod is in threaded connection with the bottom surface of the lifting support rod piece;

and the disc is fixedly connected with the other end of the screw rod.

Optionally, the method further comprises:

the pressure head is arranged on the pressure head seat;

the pressure head seat support is provided with a pressure head seat;

the two spaced rod pieces are parallel to the lifting support rod pieces and are respectively positioned on the outer sides of the two lifting support rod pieces, and the plurality of spaced press head seat supports are arranged on the second rod piece;

the third support seats are arranged on the mounting seat at intervals and provided with sliding holes, and the rod pieces are connected into the sliding holes in a sliding mode;

and the driving assembly is connected with one end of the rod piece so as to drive the rod piece to move along the axial direction, further drive the pressure head seat support and the pressure head seat to move, and the pressure head compresses or releases the other side surface of the cross beam.

Optionally, the pressure head seat bracket includes:

the upper bracket of the press head seat is clamped at the upper end of the rod piece;

and the lower support of the press head seat is clamped at the lower end of the rod piece and is detachably connected with the upper support of the press head seat.

Optionally, the drive assembly comprises:

a hydraulic cylinder;

the piston is arranged on the hydraulic cylinder;

and one end of the hydraulic cylinder joint is fixedly connected with one end of the piston extending out of the hydraulic cylinder, and the other end of the hydraulic cylinder joint is hinged with a rod piece joint arranged at one end of the rod piece.

Optionally, the drive assembly further comprises:

the hydraulic cylinder bracket is hinged with the hydraulic cylinder through a pin shaft;

the hydraulic cylinder mounting seat is arranged on the hydraulic cylinder mounting seat, and the hydraulic cylinder mounting seat is fixed on the mounting seat.

Optionally, the hydraulic cylinder support comprises:

the bottom plate is arranged on the hydraulic cylinder mounting seat;

the side surfaces of the two vertical plates are vertically connected with one surface of the bottom plate, and the bottom surfaces of the vertical plates are arranged on the hydraulic cylinder mounting seat;

the two lug plates are arranged in parallel and are arranged on the other side of the bottom plate, mounting holes are formed in the lug plates, and pin shafts are arranged in the mounting holes.

Compared with the prior art, the technical scheme of the utility model have following advantage:

1. the utility model provides a crossbeam positioning fixture, include: two spaced first rod pieces which are parallel to each other and are arranged horizontally in the longitudinal direction and can be lifted and supported are respectively supported on the bottom surfaces of the plurality of spaced cross beams, which are close to the two ends; the multiple groups of positioning structures are used for respectively positioning the side surfaces of the multiple spaced cross beams; each group of positioning structures comprises: the two positioning plates are vertically attached to the side surfaces of the cross beam close to the two ends respectively, and the positioning plates are vertically arranged with the horizontal plane; the pressing mechanisms are respectively used for pressing the other side surfaces of the spaced cross beams; each group of pressing mechanisms comprises: the two pressure heads are respectively pressed and attached to the other side surfaces of the cross beam close to the two ends; this application technical scheme places the crossbeam direct laminating locating plate, adopts the pressure head to compress tightly the crossbeam again, can inject the correct assembly position of crossbeam fast conveniently, need not readjust.

2. The utility model provides a crossbeam positioning fixture still includes: the mounting plate is attached to one side of the flange arranged on the bottom surface of the positioning plates and is detachably connected with the flange; the supporting rod is attached to the other side of the flange arranged on the bottom surface of the positioning plates; the supporting plates are arranged at intervals and connect the mounting plate with the supporting rod through the supporting plates; this application through with the bottom surface flange of limiting plate set up in between mounting panel and the backup pad, work as when the assembled position of crossbeam changes, can conveniently be in the limiting plate slide to exact limiting position between mounting panel and the backup pad, fix again.

3. The utility model provides a crossbeam positioning fixture still includes: a mounting seat; the top surfaces of the first support seats are fixedly connected with the supporting rod and arranged on the mounting seat; the top surfaces of the second support seats are fixedly connected with the liftable support rod pieces and are arranged on the mounting seat; this application will through first support, second support and mount pad the bracing piece is firmly fixed with liftable support member to guarantee whole crossbeam positioning fixture's stability.

4. The utility model provides a crossbeam positioning fixture still includes: the plurality of spaced movable supports are arranged on the mounting seat, and the bottom of each movable support is provided with a roller; this application can easily conveniently remove whole crossbeam positioning fixture through setting up movable support.

5. The second support includes: one end of the screw rod is in threaded connection with the bottom surface of the lifting support rod piece; the disc is fixedly connected with the other end of the screw rod; this application drives the lead screw through rotating the disc and rotates, and then drives liftable support member and reciprocates, conveniently adjusts the position of crossbeam in vertical side.

6. The utility model provides a crossbeam positioning fixture still includes: the pressure head is arranged on the pressure head seat; the pressure head seat support is provided with a pressure head seat; the two spaced rod pieces are parallel to the lifting support rod pieces and are respectively positioned on the outer sides of the two lifting support rod pieces, and the plurality of spaced press head seat supports are arranged on the rod pieces; the third support seats are arranged on the mounting seat at intervals and provided with sliding holes, and the second rod piece is connected in the sliding holes in a sliding manner; the driving assembly is connected with one end of the rod piece so as to drive the rod piece to move along the axial direction, further drive the pressure head seat support and the pressure head seat to move, and the pressure head presses or releases the other side face of the cross beam; this application adopts above-mentioned technical scheme, drives a plurality of pressure heads through the member and removes, compresses tightly the crossbeam, not only can compress tightly the crossbeam reliably, can compress tightly many crossbeams simultaneously moreover, has improved work efficiency.

7. The pressure head seat support of the utility model comprises: the upper bracket of the press head seat is clamped at the upper end of the rod piece; the lower support of the press head seat is clamped at the lower end of the rod piece and is detachably connected with the upper support of the press head seat; this application adopts above-mentioned technical scheme, works as when the assembly position of crossbeam changes, can convenient and fast ground remove pressure head seat upper bracket and pressure head seat lower carriage position, and then change the position of pressure head to adapt to the new assembly position of crossbeam.

8. Drive assembly includes: a hydraulic cylinder; the piston is arranged on the hydraulic cylinder; one end of the hydraulic cylinder joint is fixedly connected with one end of the piston extending out of the hydraulic cylinder, and the other end of the hydraulic cylinder joint is hinged with a rod piece joint arranged at one end of a rod piece; this application adopts above-mentioned technical scheme to pass through the hydraulic power of pneumatic cylinder, drive member axial displacement, it is convenient laborsaving right the crossbeam compresses tightly.

9. Drive assembly still includes: the hydraulic cylinder bracket is hinged with the hydraulic cylinder through a pin shaft; the hydraulic cylinder bracket is arranged on the hydraulic cylinder mounting seat, and the hydraulic cylinder mounting seat is fixed on the mounting seat; this application adopts above-mentioned technical scheme, will the pneumatic cylinder is firmly fixed in the mount pad steadily on, guarantees the stability of crossbeam positioning fixture work.

10. Pneumatic cylinder support includes: the bottom plate is arranged on the hydraulic cylinder mounting seat; the side surfaces of the two vertical plates are vertically connected with one surface of the bottom plate, and the bottom surfaces of the vertical plates are arranged on the hydraulic cylinder mounting seat; the two lug plates are arranged in parallel and are arranged on the other side of the bottom plate, mounting holes are formed in the lug plates, and pin shafts are arranged in the mounting holes; this application adopts above-mentioned technical scheme, firmly will pneumatic cylinder and mount pad are connected, and play the effect that the gusset is strengthened.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a beam positioning fixture according to an embodiment of the present invention;

fig. 2 is a schematic view of a partial three-dimensional structure of a beam positioning fixture according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of a beam positioning fixture according to an embodiment of the present invention;

fig. 4 is a schematic view of a partial three-dimensional structure of the cross beam positioning fixture provided in the embodiment of the present invention;

fig. 5 is a schematic perspective view of a hydraulic cylinder bracket according to an embodiment of the present invention.

Description of reference numerals:

1. positioning a plate; 2. a pressure head; 3. the supporting rod piece can be lifted; 4. mounting a plate; 5. a support bar; 6. a support plate; 7. a first support; 8. a mounting seat; 9. a second support; 10. a press head seat; 11. a support is arranged on the press head seat; 12. a lower support of the press head seat; 13. a rod member; 14. a third support; 15. a hydraulic cylinder joint; 16. a rod member joint; 17. a piston; 18. a hydraulic cylinder; 19. a pin shaft; 20. a hydraulic cylinder bracket; 21. a base plate; 22. a vertical plate; 23. an ear plate; 24. a hydraulic cylinder mounting seat; 25. a foundation plate; 26. moving the support; 27. a lead screw; 28. a disc; 29. a backing plate.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

One embodiment of a beam positioning fixture, as shown in fig. 1-5, for positioning and compressing a beam, comprises: set up in six subaerial parallel foundatin plate 25 of interval, two parallels that are located foundatin plate 25 top are along the mount pad 8 of vertical setting, four parallel mutually that are located the mount pad 8 top and along vertical horizontal arrangement's liftable support member 3, thirty locating plate 1 and thirty pressure head 2 to and drive pressure head 2's drive assembly etc..

As shown in fig. 1 and 4, a moving bracket 26 is provided at an interval at the bottom of the outer side surface of each mounting seat 8, and a roller is provided at the bottom of the moving bracket 26. A plurality of hooks are arranged on the bottom surface of the foundation plate 25 and arranged underground to facilitate the movement of the mounting seat 8; this application is through setting up the basis, guarantees that mount pad 8 moves reliable and stable.

As shown in fig. 1 and 3, the liftable support rod 3 is located above the mounting seat 8 near the inner side and is disposed on the upper surface of the mounting seat 8 through four spaced second supports 9. The second support 9 comprises: a lead screw 27, a disc 28 and a backing plate 29; the top end of the lead screw 27 is in threaded connection with the bottom surface of the liftable support rod piece 3; the disc 28 is fixedly connected with the bottom end of the lead screw 27; the backing plate 29 is disposed between the disc 28 and the mounting base 8. Specifically, the liftable support rod 3 is an i-shaped hot-rolled light rail. The positioning plate 1 is vertically attached to the side faces, close to the two ends, of the cross beam, and the positioning plate 1 is vertically arranged with the horizontal plane. A flange is arranged on the bottom surface of the positioning plate 1, and one side of the flange is attached to the mounting plate 4 and detachably connected with the mounting plate; the other side of the flange is attached to the support rod 5; the mounting plate 4 and the support rod 5 are arranged perpendicular to the length direction of the cross beam; specifically, the positioning plate 1 is a fishbone positioning plate, and the support rod 5 is an I-shaped steel. The mounting plate 4 is connected to a support bar 5 by a plurality of spaced support plates 6. The bottom surface of the support rod 5 is fixedly arranged on the top surface of the mounting seat 8 through a plurality of spaced first supporting seats 7.

As shown in fig. 1 and 2, the ram 2 is mounted on the ram base 10; the pressure head seat 10 is arranged on the pressure head seat bracket; the two spaced parallel rods 13 are arranged in parallel with the lifting support rods 3 and are respectively positioned at the outer sides of the two lifting support rods 3, and a plurality of spaced press head seat supports are arranged on the rods 13; specifically, the rod 13 is a rod with a square cross section. The rod 13 is slidably connected in a sliding hole formed in a plurality of spaced third supports 14; the third support 14 is disposed on the mounting seat 8. The head mount bracket includes: the upper bracket 11 and the lower bracket 12 of the press head seat; the upper support 11 of the pressure head seat is clamped at the upper end of the rod piece 13, and the lower support 12 of the pressure head seat is clamped at the lower end of the rod piece 13 and detachably connected with the upper support 11 of the pressure head seat. The driving assembly is connected with one end of the rod piece 13 to drive the rod piece 13 to move along the axial direction, so that the pressure head seat support and the pressure head seat 10 are driven to move, and the pressure head 2 compresses or releases the other side face of the cross beam. The drive assembly includes: the hydraulic cylinder comprises a hydraulic cylinder 18, a piston 17 arranged on the hydraulic cylinder 18, a hydraulic cylinder joint 15 fixedly connected with one end, extending out of the hydraulic cylinder 18, of the piston 17, a hydraulic cylinder bracket 20 for mounting the hydraulic cylinder 18 and a hydraulic cylinder mounting seat 24. The other end of the hydraulic cylinder joint 15 is hinged with a rod joint 16 arranged at one end of the rod 13. The hydraulic cylinder bracket 20 is hinged with the hydraulic cylinder 18 through a pin shaft 19; the hydraulic cylinder bracket 20 is mounted on a hydraulic cylinder mounting seat 24, and the hydraulic cylinder mounting seat 24 is fixed on the mounting seat 8.

As shown in fig. 5, the cylinder holder 20 includes: a bottom plate 21, two vertical plates 22 and two ear plates 23; the bottom plate 21 is vertically arranged on the hydraulic cylinder mounting seat 24; the side surfaces of the two vertical plates 22 are vertically connected with one surface of the bottom plate 21, and the bottom surfaces of the vertical plates 22 are installed on the hydraulic cylinder installation seat 24; the two lug plates 23 are arranged in parallel and are arranged on the other surface of the bottom plate 21, mounting holes are formed in the lug plates 23, and pin shafts 19 are arranged in the mounting holes.

The application crossbeam positioning fixture's use profile is as follows: firstly, adjusting the positions of a positioning plate 1 and a pressure head 2 to accord with the position of a beam to be assembled; rotating the disc 28 to drive the screw 27 to rotate, adjusting the height of the liftable support rod 3, further adjusting the height of the cross beam, placing the side surfaces of the plurality of cross beams in a manner of being attached to the positioning plate 1, and respectively abutting the two ends of the cross beams against the side surfaces of the two positioned longitudinal beams; starting a hydraulic cylinder 18, retracting a piston 17 into the hydraulic cylinder 18, and driving a rod piece 13 to move through a hydraulic cylinder joint 15 so as to drive the pressure head 2 to move and press the cross beam; after the welding is finished, the hydraulic cylinder 18 is started, the piston 17 extends out of the hydraulic cylinder 18, and the pressure head 2 loosens the cross beam.

As an alternative embodiment, the hydraulic cylinder 18 is replaced with a pneumatic cylinder.

As an alternative embodiment, the hydraulic cylinder 18 is replaced with a linear reciprocating motor.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims

1. A beam positioning jig, comprising:

two spaced lifting support rods (3) which are parallel to each other and are horizontally arranged along the longitudinal direction are respectively supported on the bottom surfaces of the plurality of spaced cross beams close to the two ends;

each group of positioning structures comprises:

the two positioning plates (1) are vertically attached to the side faces, close to the two ends, of the cross beam respectively, and the positioning plates (1) are arranged vertically to the horizontal plane;

each group of pressing mechanisms comprises:

and the two pressure heads (2) are respectively pressed and attached to the other side surfaces of the cross beam close to the two ends.

2. The beam positioning jig of claim 1, further comprising:

the mounting plate (4) is attached to one side of the flange arranged on the bottom surface of the positioning plates (1) and is detachably connected with the flange;

the supporting rod (5) is attached to the other side of the flange arranged on the bottom surface of the positioning plates (1);

a plurality of supporting plates (6) which are arranged at intervals and are connected with the mounting plate (4) and the supporting rod (5) through the plurality of supporting plates (6).

3. The beam positioning jig of claim 2, further comprising:

a mounting seat (8);

the top surfaces of the first supporting seats (7) are fixedly connected with the supporting rod (5) and are arranged on the mounting seat (8);

a plurality of spaced second supports (9), the top surface with liftable support member (3) fixed connection, and set up in on mount pad (8).

4. The beam positioning jig of claim 3, further comprising:

the plurality of spaced moving supports (26) are arranged on the mounting base (8), and rollers are arranged at the bottoms of the moving supports (26).

5. A beam positioning clamp according to claim 3, characterized in that said second seat (9) comprises:

one end of the screw rod (27) is in threaded connection with the bottom surface of the lifting support rod piece (3);

and the disc (28) is fixedly connected with the other end of the screw rod (27).

6. The beam positioning jig according to any one of claims 3 to 5, further comprising:

the press head seat (10), the press head (2) is installed on the press head seat (10);

the pressure head seat support is provided with a pressure head seat (10);

the two spaced rods (13) are parallel to the lifting support rods (3) and are respectively positioned at the outer sides of the two lifting support rods (3), and a plurality of spaced press head seat supports are arranged on the rods (13);

a plurality of spaced third supports (14) arranged on the mounting base (8) and provided with sliding holes, wherein the rod piece (13) is connected in the sliding holes in a sliding manner;

the driving assembly is connected with one end of the rod piece (13) to drive the rod piece (13) to move along the axial direction, so that the pressure head seat support and the pressure head seat (10) are driven to move, and the pressure head (2) compresses or releases the other side face of the cross beam.

7. The beam positioning jig of claim 6 wherein the ram seat bracket comprises:

the upper support (11) of the press head seat is clamped at the upper end of the rod piece (13);

and the lower support (12) of the press head seat is clamped at the lower end of the rod piece (13) and is detachably connected with the upper support (11) of the press head seat.

8. The beam positioning jig of claim 6, wherein the drive assembly comprises:

a hydraulic cylinder (18);

a piston (17) provided on the hydraulic cylinder (18);

and one end of the hydraulic cylinder joint (15) is fixedly connected with one end of the piston (17) extending out of the hydraulic cylinder (18), and the other end of the hydraulic cylinder joint is hinged with a rod piece joint (16) arranged at one end of the rod piece (13).

9. The beam positioning jig of claim 8 wherein the drive assembly further comprises:

the hydraulic cylinder bracket (20) is hinged with the hydraulic cylinder (18) through a pin shaft (19);

the hydraulic cylinder support (20) is arranged on the hydraulic cylinder mounting seat (24), and the hydraulic cylinder mounting seat (24) is fixed on the mounting seat (8).

10. The beam positioning jig according to claim 9, wherein the hydraulic cylinder bracket (20) comprises:

a base plate (21) mounted on the hydraulic cylinder mounting base (24);

the side surfaces of the two vertical plates (22) are vertically connected with one surface of the bottom plate (21), and the bottom surfaces of the vertical plates (22) are installed on the hydraulic cylinder installation seat (24);

the two lug plates (23) are arranged in parallel and are arranged on the other surface of the bottom plate (21), mounting holes are formed in the lug plates (23), and pin shafts (19) are arranged in the mounting holes.