CN114770432A

CN114770432A - Assembling tool for end cover installation and assembling method of end cover

Info

Publication number: CN114770432A
Application number: CN202210455738.1A
Authority: CN
Inventors: 王培�
Original assignee: Beijing Long March Tian Min Hi Tech Co ltd
Current assignee: Beijing Long March Tian Min Hi Tech Co ltd
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-07-22

Abstract

The invention discloses an assembling tool for mounting an end cover, which belongs to the technical field of mechanical design and comprises a first connecting component, a second connecting component and a fixing rod, wherein the first connecting component comprises a first connecting rod and a second connecting rod hinged with the first connecting rod; the second connecting assembly is connected with the first connecting assembly and has the same structure as the first connecting assembly, and the first connecting assembly and the second connecting assembly are arranged in a central symmetry manner; the dead lever rotates with first coupling assembling and second coupling assembling simultaneously and is connected. The invention also provides an assembly method of the end cover, which solves the problems that the end cover is installed in a knocking mode in the prior art, is inconvenient to disassemble and assemble and is easy to damage the structural body irreparably, has obvious effect and is suitable for wide popularization.

Description

Assembling tool for end cover installation and assembling method of end cover

Technical Field

The invention relates to the technical field of mechanical design, in particular to an assembling tool for end cover installation and an assembling method of an end cover.

Background

Lock sleeve cylinders have come into mass production and, as sales increases, there are also some after-market service operations. The locking sleeve hydraulic cylinder mainly comprises a cylinder barrel, a piston rod, a locking sleeve, a front end cover and a rear end cover, wherein the front end cover and the rear end cover are designed to be assembled together by a thread structure in a thread fit mode with the front and the rear of the cylinder barrel, but force application points of screwing tools are not arranged on the front end cover and the rear end cover, only two unthreaded holes or thread hole structures are used as the force application points during assembly, and the locking sleeve hydraulic cylinder can only be assembled by a knocking mode at present. When assembling in batches and when after-sales service dismouting, do not have specialized tool by subassemblies such as front end housing, rear end cover of lock sleeve pneumatic cylinder, often cause the damage to the part through means such as some violence strikes, assembly quality can not guarantee the uniformity. When the product is sold for after-service, the field conditions of a client are severe, and redundant objects generated by violent knocking easily enter the product, so that the service life of the product is influenced.

In addition, the hydraulic cylinders of the locking sleeves are various in specification and model, the diameter ranges of parts of the front end cover and the rear end cover are 80-200 mm, and the front end cover and the rear end cover are required to be developed to be convenient to use and strong in applicability aiming at batch assembly and after-sale work of products.

Disclosure of Invention

In view of the above-mentioned defects, the technical problem to be solved by the present invention is to provide an assembling tool for end cover installation and an assembling method for end cover, so as to solve the problems that the end cover is installed by knocking, the assembling and disassembling are inconvenient, and the structure is easy to damage, which cannot be compensated.

The invention provides an assembly tool for end cover installation, which comprises:

the first connecting assembly comprises a first connecting rod and a second connecting rod hinged with the first connecting rod, the first connecting rod comprises a handle part and a connecting rod part integrally formed with the handle part, one end of the second connecting rod is arranged between the handle part and the connecting rod part, and an included angle between the connecting rod part and the second connecting rod is adjustable;

the second connecting assembly is connected with the first connecting assembly and has the same structure as the first connecting assembly, and the first connecting assembly and the second connecting assembly are arranged in a central symmetry manner;

and the fixing rod is simultaneously rotationally connected with the first connecting assembly and the second connecting assembly and is used for being connected with the piece to be disassembled.

Preferably, the fixing bar includes:

the clamping part is clamped with the first connecting component or the second connecting component;

one end of the supporting part is integrally formed with the clamping part and penetrates through the first connecting assembly and the second connecting assembly at the same time, and the supporting part is rotatably connected with the second connecting assembly or the first connecting assembly;

the installation department, with the other end integrated into one piece of supporting part, be used for with treat that the piece of disassembling can dismantle the connection.

Preferably, the first connecting rod further comprises a connecting part which is integrally formed with the handle part and the connecting rod part at the same time, a connecting hole is formed in the connecting part, and one end of the second connecting rod is arranged in the connecting hole; the first connecting assembly further comprises a connecting piece penetrating through the connecting hole, and the connecting piece is fixedly connected with the first connecting rod and rotatably connected with the second connecting rod.

Preferably, the link portion has an arc-shaped structure protruding toward one side of the handle portion, and the second link has an arc-shaped structure protruding toward the other side of the handle portion.

Preferably, a groove matched with the second connecting assembly is formed in one side, away from the connecting part, of the connecting rod part; one side that the second connecting rod kept away from connecting portion be equipped with the boss of second coupling assembling adaptation.

Preferably, the method further comprises the following steps:

the adjusting frame is simultaneously connected with the first connecting assembly and the second connecting assembly in a sliding manner, and a first limiting groove used for limiting the movement of the connecting piece is arranged on the adjusting frame;

the mounting driver is fixedly connected with the fixed rod, is in sliding connection with the adjusting frame and is used for driving the fixed rod to rotate, and a second limiting groove clamped with the mounting driver is formed in the adjusting frame;

the positioning assembly is connected with the adjusting frame in a sliding mode and penetrates through the adjusting frame, the positioning assembly is far away from one end of the adjusting frame is of a conical structure, and the positioning assembly is used for being abutted and positioned on the part to be disassembled.

Preferably, the device further comprises an adsorption component, wherein the adsorption component comprises:

the sliding block is connected with the adjusting frame in a sliding mode, and a sliding groove matched with the sliding block is formed in the adjusting frame;

the lifting rod is connected with the sliding block in a sliding mode, and a first elastic piece used for driving the lifting rod to return to an initial position is arranged between the lifting rod and the sliding block;

the pushing rod is connected with the lifting rod in a sliding mode, and a second elastic piece used for driving the pushing rod to return to an initial position is arranged between the pushing rod and the lifting rod;

the sucker is connected with one end, far away from the lifting rod, of the push rod and used for adsorbing and fixing the part to be disassembled.

Preferably, the adjusting bracket includes:

the limiting plate is in a disc-shaped structure, the positioning assembly is in sliding connection with the limiting plate and is arranged at the circle center of the limiting plate, a third elastic piece is arranged between the positioning assembly and the limiting plate, and the first limiting groove, the second limiting groove and the sliding groove are all arranged on the limiting plate;

the reinforcing seat is fixedly connected with the limiting plate through the supporting column and is in sliding connection with the positioning assembly, and the reinforcing seat is used for supporting the positioning assembly.

Preferably, the positioning assembly comprises:

the positioning column sequentially penetrates through the reinforcing seat and the limiting plate to be abutted against the piece to be disassembled;

the limiting column is connected with the reinforcing seat in a sliding mode, penetrates through the reinforcing seat and is connected with the positioning column;

the fixing plate is fixedly connected with the positioning column and the limiting column and arranged between the reinforcing seat and the limiting plate;

the driving piece, with the reference column is connected, and set up in the reference column is kept away from treat the one end of disassembling the piece, be equipped with the drive groove that is used for being connected with external drive on the driving piece, external drive is used for the drive the driving piece rotates, the driving piece is for relatively the one-way pivoted structure of reference column.

The invention also provides an assembly method of the end cover, which is used for mounting the end cover by applying the assembly tool for mounting the end cover, and comprises the specific steps of connecting the fixing rod with a force application hole on the end cover, wherein the first connecting rod and the second connecting rod are in a relatively static state; and applying force to the handle part, and rotating the first connecting rod to realize the screwing-in and screwing-out of the end cover.

According to the scheme, the assembling tool for end cover installation is applied to installation of the end cover of the locking sleeve hydraulic cylinder, the first connecting assembly and the second connecting assembly form a connecting rod structure similar to a parallelogram, the device does not need to limit fixed center distance, the assembling can be carried out only by confirming that the center distance of parts is within the using range of a wrench, the universality is high, the flexibility is higher in the using process, other connecting structures do not exist between the first connecting assembly and the second connecting assembly, the assembling tool can adapt to the assembling of front and rear end covers, and other parts in the middle of the end cover cannot interfere with the assembling tool. The invention also provides an assembling method of the end cover, which is an assembling method for installing the front end cover and the rear end cover when the locking sleeve hydraulic cylinder is assembled. The invention solves the problems that the end cover is installed in a knocking mode in the prior art, is inconvenient to disassemble and assemble and is easy to damage the structural body irreparably, has obvious effect and is suitable for wide popularization.

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 description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural view of an assembly tool for end cap installation according to the present invention;

FIG. 2 is a schematic view of an exploded assembly tool for end cap installation according to the present invention;

FIG. 3 is a schematic structural view of another assembly tool for end cap installation provided by the present invention;

FIG. 4 is a schematic structural view from another perspective of another alternative assembly tool for end cap installation provided by the present invention;

FIG. 5 is a side view of another assembly tool for end cap installation according to the present invention;

FIG. 6 is a sectional view taken along line A-A of FIG. 5;

FIG. 7 is a schematic view of another alternative end cap mounting assembly tool according to the present invention;

FIG. 8 is a front view of another assembly tool for end cap installation in accordance with the present invention;

FIG. 9 is a sectional structural view taken along the line B-B in FIG. 8;

FIG. 10 is a pictorial view of an assembly tool for end cap installation in accordance with the present invention;

FIG. 11 is a photograph of an assembly tool for end cap installation during use in accordance with the present invention.

In the figure:

1. a first connection assembly; 2. a second connection assembly; 3. fixing the rod; 4. an adjusting bracket; 5. installing a driver; 6. a positioning assembly; 7. an adsorption component; 8. a member to be disassembled; 9. a third elastic member; 11. a first connecting rod; 12. a second connecting rod; 13. a connecting member; 31. a fastening part; 32. a support portion; 33. an installation part; 41. a limiting plate; 42. a reinforcement seat; 43. a support pillar; 51. a drive button; 61. a positioning column; 62. a limiting post; 63. a fixing plate; 64. a drive member; 71. a slider; 72. a lifting rod; 73. a push rod; 74. a suction cup; 75. a first elastic member; 76. a second elastic member; 111. a handle portion; 112. a link section; 113. a connecting portion; 114. connecting holes; 115. a groove; 121. a boss; 411. a first limit groove; 412. a second limit groove; 413. a chute; 641. the groove is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 2, 10 and 11, an embodiment of an assembling tool for installing an end cap according to the present invention will now be described. The assembling tool for installing the end cover comprises a first connecting component 1, a second connecting component 2 and a fixing rod 3, wherein the first connecting component 1 comprises a first connecting rod 11 and a second connecting rod 12 hinged with the first connecting rod 11, the first connecting rod 11 comprises a handle part 111 and a connecting rod part 112 integrally formed with the handle part 111, one end of the second connecting rod 12 is arranged between the handle part 111 and the connecting rod part 112, and an included angle between the connecting rod part 112 and the second connecting rod 12 is adjustable; the second connecting assembly 2 is connected with the first connecting assembly 1 and has the same structure as the first connecting assembly 1, and the first connecting assembly 1 and the second connecting assembly 2 are arranged in central symmetry; the fixed rod 3 is rotatably connected with the first connecting component 1 and the second connecting component 2 at the same time and is used for being connected with a piece 8 to be disassembled.

The assembling tool for end cover installation is used for installing an end cover, and the specific steps are that two fixing rods 3 are respectively connected with two force application holes in the end cover, and at the moment, a first connecting rod 11 and a second connecting rod 12 are in a relatively static state; the handle portion 111 is forced to screw or unscrew the component by rotating the first connecting rod 11 to screw or unscrew the end cap. The method can be used for dismounting the end cover of the locking sleeve hydraulic cylinder and can replace assembly and dismounting work completed in modes of knocking and the like.

In this embodiment, handle portion 111 may be a straight rod-like structure, the primary function of which is to provide a moment arm that an operator applies force from the outer edge of handle portion 111 to tighten, or a socket tool may be added to extend the length of handle portion 111 to assist in tightening. The second connecting rod 12 is used for connecting the first connecting rod 11 of the first connecting assembly 1 with the first connecting rod 11 of the second connecting assembly 2, and functions as a two-force rod. The fixing rod 3 is used for being inserted into a force application structure of the end cover, and plays a role in positioning and transmitting the tightening force. The link portion 112 has an arc-shaped structure protruding toward one side of the handle portion 111, and the second link 12 has an arc-shaped structure protruding toward the other side of the handle portion 111, that is, the link portion 112 and the second link 12 both have arc-shaped structures protruding in directions away from each other. A connecting rod structure is utilized between the first connecting rod 11 and the second connecting rod 12, the distance is adjusted, the end cover assembling device is suitable for assembling end covers of different specifications, and the application range can reach 16 mm-200 mm. The distance between the hinge points of the first connecting rod 11 and the second connecting rod 12 connected with the adjacent structures and the radius of the arc-shaped structure can be changed according to the structure of the end cover force application hole, and the application range is large.

Compared with the prior art, the assembling tool for installing the end cover is a special tool wrench which is manufactured according to the center distance of two holes in the upper end face of the end cover and the size of the holes aiming at the disassembly and assembly of the end cover. Through forming the connecting rod structure similar to a parallelogram by the first connecting assembly 1 and the second connecting assembly 2, the device does not need to limit a fixed center distance, can be used for assembling as long as the center distance of a part is confirmed within the use range of the wrench, is high in universality, higher in flexibility in the use process, and can adapt to the assembly of front and rear end covers without other connecting structures, and other parts in the middle of the end cover cannot interfere with the device. The device can be fine to the end cover application of force to dismantle, can not constitute to the structure of end cover and other junctures and damage, easy dismounting, the effect is showing, is suitable for extensive popularization.

As another embodiment of the present invention, the structure of the assembling tool for end cover installation is substantially the same as that of the above embodiment, except that the fixing rod 3 includes an engaging portion 31, a supporting portion 32, and an installation portion 33, wherein the engaging portion 31 is engaged with the first connecting assembly 1 or the second connecting assembly 2; one end of the supporting portion 32 and the engaging portion 31 are integrally formed and simultaneously penetrate through the first connecting assembly 1 and the second connecting assembly 2, and the supporting portion 32 is rotatably connected with the second connecting assembly 2 or the first connecting assembly 1; the mounting portion 33 is integrally formed with the other end of the supporting portion 32 for detachable connection with the member to be detached 8. The mounting portion 33 is screwed to the end cap, and after the end cap is screwed to the fixing rod 3, the assembling quality can be well controlled by applying a certain torque to the handle portion 111.

In this embodiment, the first connecting rod 11 further includes a connecting portion 113 integrally formed with both the handle portion 111 and the connecting rod portion 112, the connecting portion 113 is provided with a connecting hole 114, and one end of the second connecting rod 12 is disposed in the connecting hole 114; the first connecting assembly 1 further includes a connecting member 13 disposed through the connecting hole 114, wherein the connecting member 13 is fixedly connected to the first connecting rod 11 and rotatably connected to the second connecting rod 12. For convenience of description, the first connecting rod 11 and the fixing rod 3 are artificially divided, and it is within the protection scope of the present application as long as the related performance functions of the first connecting rod 11 and the fixing rod 3 can be achieved. The connecting piece 13 can be a screw, two fixing rods 3 are arranged in a central symmetry manner and used for connecting the first connecting assembly 1 and the second connecting assembly 2 together, the fixing rods 3 can be bolts, and the positions where the bolts are connected with the second connecting rod 12 are not provided with threads, so that the second connecting rod 12 can rotate freely.

In this embodiment, a groove 115 adapted to the second connecting assembly 2 is disposed on a side of the connecting rod portion 112 away from the connecting portion 113; one side of the second connecting rod 12, which is far away from the connecting portion 113, is provided with a boss 121 adapted to the second connecting assembly 2, the boss 121 is adapted to the groove 115, specifically, the groove 115 on the first connecting rod 11 in the first connecting assembly 1 is engaged with the boss 121 on the second connecting rod 12 in the second connecting assembly 2.

Referring to fig. 1 to 6 together, as another embodiment of the present invention, the structure of the assembling tool for end cap installation is substantially the same as that in the above embodiment, except that the assembling tool for end cap installation further includes an adjusting bracket 4, an installation driver 5, and a positioning assembly 6, wherein the adjusting bracket 4 is slidably connected to the first connecting assembly 1 and the second connecting assembly 2 at the same time, and the adjusting bracket 4 is provided with a first limiting groove 411 for limiting the movement of the connecting member 13; the mounting driver 5 is fixedly connected with the fixed rod 3 and is in sliding connection with the adjusting frame 4 for driving the fixed rod 3 to rotate, and a second limiting groove 412 clamped with the mounting driver 5 is formed in the adjusting frame 4; locating component 6 and alignment jig 4 sliding connection, and run through the alignment jig 4 setting, the one end that locating component 6 kept away from alignment jig 4 is the coniform structure for with treat that 8 butt of dismantlement are fixed a position.

In the present embodiment, the mounting drivers 5 may be motors and correspond to the fixing bars 3 one to one; the mount driver 5 is provided with a drive button 51. When the fixing rod device is used, one fixing rod 3 is abutted to the force application hole in the end cover, the driving button 51 is pressed, the mounting driver 5 drives the fixing rod 3 to rotate, so that the fixing rod is in threaded connection with the end cover, the other mounting driver 5 moves along the second limiting groove 412 and is abutted to the other force application hole, the driving button 51 on the other mounting driver 5 is pressed, and the other fixing rod 3 is fixedly installed with the end cover through threads. The operation process is simple and convenient, the driving button 51 is provided with multiple gears, and the driver 5 can be installed to drive the fixing rod 3 to be positively transmitted or reversely rotated after being pressed down, so that the device can be quickly installed on the end cover.

Referring to fig. 1 to 9 together, as another embodiment of the present invention, the structure of the assembling tool for end cap installation is substantially the same as that in the above embodiment, except that the assembling tool for end cap installation further includes an adsorbing assembly 7, the adsorbing assembly 7 includes a slider 71, a lifting rod 72, a pushing rod 73, and a suction cup 74, wherein the slider 71 is slidably connected with the adjusting frame 4, and a sliding slot 413 adapted to the slider 71 is provided on the adjusting frame 4; the lifting rod 72 is connected with the sliding block 71 in a sliding manner, and a first elastic piece 75 for driving the lifting rod 72 to return to an initial position is arranged between the lifting rod 72 and the sliding block 71; the push rod 73 is connected with the lifting rod 72 in a sliding manner, and a second elastic piece 76 for driving the push rod 73 to return to the initial position is arranged between the push rod 73 and the lifting rod 72; the suction cup 74 is connected with one end of the push rod 73 far away from the lifting rod 72 and is used for being fixedly adsorbed with the member to be disassembled 8.

For convenience of illustration, please refer to fig. 7, a rectangular coordinate system is established by taking any point in space as an origin, taking the installation direction of the lifting rod 72 as a Z axis, taking the installation direction of the positioning assembly 6 as a Y axis, and taking a linear direction perpendicular to both the Y axis and the Z axis as an X axis, wherein an XY plane is a horizontal plane, a direction indicated on the horizontal plane is a horizontal direction, and a direction indicated on the Z axis is a vertical direction.

In this embodiment, the first elastic member 75 and the second elastic member 76 may be springs, and a cylinder connected to the two fixing rods 3 is disposed at the center of the adjusting frame 4, and the cylinder is used to drive the two fixing rods 3 to move back and forth. Adsorb sucking disc 74 on the equipment that the end cover is connected during the use, sucking disc 74 is located the alignment jig 4 top this moment, and adsorption component 7 is equipped with a plurality of along alignment jig 4 circumference for the alignment jig 4 provides ascending pulling force, and the position at center aligns on the cone end of adsorbing back adjustment positioning component 6 and the end cover, and two dead levers 3 of restart cylinder drive this moment move to the position of aligning with the application of force hole.

As another embodiment of the present invention, the structure of the assembling tool for end cap installation is substantially the same as that in the above embodiment, except that the adjusting bracket 4 includes a limiting plate 41 and a reinforcing seat 42, wherein the limiting plate 41 is slidably connected to the first connecting assembly 1 and the second connecting assembly 2 at the same time, the limiting plate 41 is a disk-shaped structure, the positioning assembly 6 is slidably connected to the limiting plate 41 and disposed at the center of the limiting plate 41, a third elastic element 9 is disposed between the positioning assembly 6 and the limiting plate 41, the third elastic element 9 may be a spring for returning the positioning assembly 6, which is relatively displaced with the limiting plate 41, to the initial position, and the first limiting groove 411, the second limiting groove 412 and the sliding groove 413 are disposed on the limiting plate 41; the reinforcing seat 42 is fixedly connected with the limiting plate 41 through the supporting column 43 and is slidably connected with the positioning assembly 6, so as to support the positioning assembly 6. The distance between the limiting plate 41 and the first connecting rod 11 can be changed by adjusting the lengths of the fixing rod 3 and the connecting piece 13, so that the connecting rod adapts to the shapes of different end covers and avoids interference.

As another embodiment of the present invention, the structure of the assembling tool for installing the end cap is substantially the same as that in the above embodiment, except that the positioning assembly 6 comprises a positioning column 61, a limiting column 62, a fixing plate 63, and a driving member 64, wherein the positioning column 61 sequentially passes through the reinforcing seat 42 and the limiting plate 41 to abut against the member to be disassembled 8; the limiting column 62 is connected with the reinforcing base 42 in a sliding manner, and penetrates through the reinforcing base 42 to be connected with the positioning column 61; the fixing plate 63 is fixedly connected with the positioning column 61 and the limiting column 62 at the same time and is arranged between the reinforcing seat 42 and the limiting plate 41; the driving member 64 is connected to the positioning column 61 and disposed at one end of the positioning column 61 away from the to-be-disassembled part 8, a driving groove 641 for connecting with an external driver is disposed on the driving member 64, the external driver is used for driving the driving member 64 to rotate, and the driving member 64 is a structure that rotates in one direction relative to the positioning column 61. It is within the scope of the present disclosure to achieve the performance benefits associated with the drive member 64 described above.

In this embodiment, the positioning posts 61 may be disposed at the center of the reinforcing base 42, and the limiting posts 62 are disposed along the circumferential direction of the positioning posts 61, and the arrangement of the limiting posts 62 can ensure the sliding displacement of the positioning posts 61 along the axial direction thereof, and can drive the adjusting frame 4 to rotate in the circumferential direction; the fixing plate 63 is used to increase the stability of the connection between the positioning post 61 and the position-limiting post 62. The driving member 64 rotates in the counterclockwise direction to generate a relative motion with the positioning post 61, and the driving member 64 rotates in the clockwise direction to drive the positioning post 61 to rotate synchronously. When the handle portion 111 is not easy to operate after installation, the driving groove 641 is connected with the rotating rod, and then the positioning assembly 6 can rotate clockwise through the reciprocating motion of the rotating rod, so that the limitation of the rotating rod being too long and difficult to rotate can be avoided, and the positioning assembly 6 can be connected with a motor, so that the adjusting frame 4 can be directly driven to rotate through the positioning assembly 6. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

In the present specification, the embodiments are described in a progressive manner, and each embodiment focuses on differences from other embodiments, and the same or similar parts between the embodiments are referred to each other. Details which are not described in detail in the embodiments of the invention belong to the prior art which is known to the person skilled in the art.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An assembly tool for end cap installation, comprising:

the first connecting assembly (1) comprises a first connecting rod (11) and a second connecting rod (12) hinged to the first connecting rod (11), the first connecting rod (11) comprises a handle part (111) and a connecting rod part (112) integrally formed with the handle part (111), one end of the second connecting rod (12) is arranged between the handle part (111) and the connecting rod part (112), and an included angle between the connecting rod part (112) and the second connecting rod (12) is adjustable;

the second connecting assembly (2) is connected with the first connecting assembly (1) and has the same structure with the first connecting assembly (1), and the first connecting assembly (1) and the second connecting assembly (2) are arranged in a central symmetry manner;

the fixing rod (3) is simultaneously in rotating connection with the first connecting assembly (1) and the second connecting assembly (2) and is used for being connected with a piece (8) to be disassembled.

2. An assembly tool for end cap mounting according to claim 1, wherein the fixing rod (3) comprises:

an engaging portion (31) that engages with the first connecting member (1) or the second connecting member (2);

a support part (32), one end of which is integrally formed with the clamping part (31) and simultaneously penetrates through the first connecting component (1) and the second connecting component (2), wherein the support part (32) is rotatably connected with the second connecting component (2) or the first connecting component (1);

an installation part (33) which is integrally formed with the other end of the supporting part (32) and is used for being detachably connected with the part (8) to be disassembled.

3. An assembling tool for end cover installation according to claim 2, characterized in that the first connecting rod (11) further comprises a connecting part (113) integrally formed with both the handle part (111) and the rod part (112), the connecting part (113) is provided with a connecting hole (114), and one end of the second connecting rod (12) is arranged in the connecting hole (114); the first connecting assembly (1) further comprises a connecting piece (13) penetrating through the connecting hole (114), and the connecting piece (13) is fixedly connected with the first connecting rod (11) and rotatably connected with the second connecting rod (12).

4. An assembly tool for end cap mounting according to claim 3, wherein the link portion (112) is a circular arc shaped structure protruding to one side of the handle portion (111), and the second connecting rod (12) is a circular arc shaped structure protruding to the other side of the handle portion (111).

5. An assembly tool for end cap mounting according to claim 4, characterised in that the side of the rod part (112) remote from the connecting part (113) is provided with a recess (115) adapted to the second connecting assembly (2); one side of second connecting rod (12) keeping away from connecting portion (113) be equipped with boss (121) of second coupling assembling (2) adaptation.

6. An assembly tool for end cap installation according to claim 3, further comprising:

the adjusting frame (4) is connected with the first connecting assembly (1) and the second connecting assembly (2) in a sliding mode, and a first limiting groove (411) used for limiting the movement of the connecting piece (13) is formed in the adjusting frame (4);

the mounting driver (5) is fixedly connected with the fixed rod (3), is connected with the adjusting frame (4) in a sliding manner and is used for driving the fixed rod (3) to rotate, and a second limiting groove (412) clamped with the mounting driver (5) is formed in the adjusting frame (4);

locating component (6), with alignment jig (4) sliding connection, and run through alignment jig (4) set up, locating component (6) are kept away from the one end of alignment jig (4) is the coniform structure, be used for with treat that dismantlement piece (8) butt is fixed a position.

7. An assembly tool for end cap mounting according to claim 6, further comprising a suction assembly (7), the suction assembly (7) comprising:

the sliding block (71) is connected with the adjusting frame (4) in a sliding mode, and a sliding groove (413) matched with the sliding block (71) is formed in the adjusting frame (4);

the lifting rod (72) is connected with the sliding block (71) in a sliding mode, and a first elastic piece (75) used for driving the lifting rod (72) to return to an initial position is arranged between the lifting rod (72) and the sliding block (71);

the pushing rod (73) is connected with the lifting rod (72) in a sliding mode, and a second elastic piece (76) used for driving the pushing rod (73) to return to an initial position is arranged between the pushing rod (73) and the lifting rod (72);

and the sucking disc (74) is connected with one end, far away from the lifting rod (72), of the push rod (73) and is used for adsorbing and fixing the to-be-disassembled piece (8).

8. An assembly tool for end cap mounting according to claim 7, characterised in that the adjustment bracket (4) comprises:

a limiting plate (41) which is slidably connected with the first connecting assembly (1) and the second connecting assembly (2) at the same time, wherein the limiting plate (41) is of a disc-shaped structure, the positioning assembly (6) is slidably connected with the limiting plate (41) and is arranged at the center of the circle of the limiting plate (41), a third elastic element (9) is arranged between the positioning assembly (6) and the limiting plate (41), and the first limiting groove (411), the second limiting groove (412) and the sliding groove (413) are all arranged on the limiting plate (41);

strengthen seat (42), through support column (43) with limiting plate (41) fixed connection, and with locating component (6) sliding connection for right locating component (6) support.

9. An assembly tool for end cap mounting according to claim 8, characterised in that the positioning assembly (6) comprises:

the positioning column (61) sequentially penetrates through the reinforcing seat (42) and the limiting plate (41) and is abutted against the piece to be disassembled (8);

the limiting column (62) is connected with the reinforcing seat (42) in a sliding mode, penetrates through the reinforcing seat (42) and is connected with the positioning column (61);

the fixing plate (63) is fixedly connected with the positioning column (61) and the limiting column (62) and arranged between the reinforcing seat (42) and the limiting plate (41);

driving piece (64), with reference column (61) are connected, and set up in reference column (61) are kept away from treat the one end of disassembling piece (8), be equipped with on driving piece (64) and be used for the drive groove (641) be connected with the external drive ware, the external drive ware is used for the drive driving piece (64) rotate, driving piece (64) are for relative reference column (61) unidirectional rotation's structure.

10. An end cover assembling method, characterized in that an assembling tool for end cover installation according to any one of claims 1-9 is used for end cover installation, and the end cover is installed by connecting the fixing rod (3) with a force application hole on an end cover, wherein the first connecting rod (11) and the second connecting rod (12) are in a relative static state; force is applied to the handle part (111), and the end cover is screwed in and out by rotating the first connecting rod (11).