CN216939253U

CN216939253U - Mounting tool for pressure cylinder clamping mechanism

Info

Publication number: CN216939253U
Application number: CN202220209482.1U
Authority: CN
Inventors: 陆振贤; 周叶红; 陈卫国; 朱鼎成
Original assignee: Zhangjiagang Hailu Shazhou Technology Co ltd
Current assignee: Zhangjiagang Hailu Shazhou Technology Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-07-12
Anticipated expiration: 2032-01-26

Abstract

The utility model discloses a pressure cylinder clamping mechanism installation tool, which comprises: the frame can move forwards or backwards in the pressure cylinder through the front-back sliding structure; a front vertical mounting plate and a rear vertical mounting plate which are vertically arranged are fixedly arranged on the frame, after the fixing frame is placed between the front vertical mounting plate and the rear vertical mounting plate, the front end of the fixing frame is hinged on the front vertical mounting plate, and the rear end of the fixing frame is hinged on the rear vertical mounting plate; the clamping mechanism mounting seat is mounted on the fixing frame through an axial sliding structure. The installation tool of the pressure cylinder clamping mechanism is simple in structure, high in operating practicability, time-saving and labor-saving, manual carrying of the clamping mechanism is not needed, and the position of the pressure cylinder is not needed to be rotated by means of a traditional roller carrier.

Description

Mounting tool for pressure cylinder clamping mechanism

Technical Field

The utility model relates to an auxiliary tool for pressure cylinder processing, in particular to an installation tool for a pressure cylinder clamping mechanism.

Background

A plurality of clamping mechanisms 12 need to be installed on the wall of the pressure cylinder 11, and the clamping mechanisms 12 are distributed on four circumferential directions along the circumferential direction of the pressure cylinder: the 45 ° azimuth, 135 ° azimuth, 225 ° azimuth, 315 ° azimuth are shown in fig. 1, and the depth of each gripping mechanism 12 in the lengthwise direction of the pressure tube 11 is different for each azimuth. There are several major problems with mounting the fixture 12:

firstly, the outer shaft diameter of the clamping mechanism 12 gradually increases from the top end to the bottom end in a step shape, the bottom end of the clamping mechanism 12 mounted on the wall of the pressure cylinder 11 is located in the pressure cylinder 11, and the top end of the clamping mechanism 12 passes through the corresponding through hole 13 on the pressure cylinder 11 and extends out of the pressure cylinder 11, as shown in fig. 1 and 2, so that the clamping mechanism 12 needs to be mounted from the inside of the pressure cylinder 11; the whole weight of the clamping mechanism 12 is heavier, about 500kg, and the pressure cylinder 11 cannot be lifted, so that the clamping mechanism 12 can only be carried by manpower, the depths of the clamping mechanisms 12 in the length direction of the pressure cylinder 11 are different, and some clamping mechanisms are about 8 meters, so that the manpower carrying is very difficult, consumes time and labor, and has higher potential safety hazards.

Secondly, since the pressure cylinder 11 is heavy and bulky, the pressure cylinder 11 weighs about 70 tons, the inner diameter of the pressure cylinder 11 is about 2 meters, the length of the pressure cylinder 11 is about 10 meters, and the clamping mechanisms 12 are distributed in four circumferential directions along the circumferential direction of the pressure cylinder 11: the 45-degree azimuth, 135-degree azimuth, 225-degree azimuth and 315-degree azimuth can only depend on the traditional roller carrier to rotate the azimuth of the pressure cylinder 11 when the clamping mechanisms 12 in different azimuths are installed, but the conventional roller carrier is very difficult to rotate the azimuth of the pressure cylinder 11, consumes time and labor and has higher potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The technical problems to be solved by the utility model are as follows: the pressure cylinder clamping mechanism mounting tool is simple in structure, high in operating practicability, time-saving and labor-saving, manual carrying of the clamping mechanism is not needed by the tool, and the position of the pressure cylinder is not needed to be rotated by means of a traditional roller carrier.

In order to solve the problems, the technical scheme adopted by the utility model is as follows: pressure cylinder fixture install frock, include: the frame can move forwards or backwards in the pressure cylinder through the front-back sliding structure, so that the frame can move to different depth positions of the pressure cylinder; the front vertical mounting plate and the rear vertical mounting plate which are vertically arranged are fixedly arranged on the frame, after the fixing frame is placed between the front vertical mounting plate and the rear vertical mounting plate, the front end of the fixing frame is hinged to the front vertical mounting plate, and the rear end of the fixing frame is hinged to the rear vertical mounting plate, so that the fixing frame can swing around two hinged points under the pushing of external force; the clamping mechanism mounting seat is mounted on the fixing frame through an axial sliding structure. During the use, promote the frame, make the frame remove the degree of depth position that needs to install fixture in the pressure cylinder through sliding structure around, then promote the mount, the mount swings to the pressure cylinder around two pin joints under external force promotion and corresponds the angle that the through-hole was located after, the fixture mount pad can remove along the axis direction of the fixture of placing in the fixture mount pad through axial sliding structure, thereby make the fixture of placing in the fixture mount pad stretch into the through-hole that corresponds on the pressure cylinder, just can proceed the installation operation of fixture this moment.

The front and back sliding structure in the scheme preferentially adopts the following structure: the fore-and-aft sliding structure comprises: the guide rail structure can be placed in the horizontal pressure cylinder, and the roller group is arranged at the bottom of the frame; two guide rails in the guide rail structure are parallel to the axis of the pressure cylinder, and the frame is placed on the two guide rails of the guide rail structure through the roller groups and can move forwards or backwards along the two guide rails through the roller groups.

Further, the mounting fixture of the pressure cylinder clamping mechanism is characterized in that the fixing frame is composed of a front fixing frame and a rear fixing frame, the front end of the front fixing frame is hinged to the front vertical mounting plate, and the rear end of the rear fixing frame is hinged to the rear vertical mounting plate; the axial sliding structure consists of a front sliding structure and a rear sliding structure, the front end of the clamping mechanism mounting seat is mounted on the front fixing frame through the front sliding structure, and the rear end of the clamping mechanism mounting seat is mounted on the rear fixing frame through the rear sliding structure.

Anterior sliding structure and rear portion sliding structure preferentially adopt helical structure in this scheme specifically does: the front sliding structure is as follows: a first screw rod mounting frame is arranged on the front fixing frame, the bottom end of the first screw rod is supported on the front fixing frame through a first bearing, the top end of the first screw rod is supported on the top of the first screw rod mounting frame through a second bearing, the axis of the first screw rod is perpendicular to the connecting line of two hinge points of the fixing frame, and a first mounting block is screwed on the first screw rod through a threaded hole on the first mounting block and then is fixedly connected with the front end of the clamping mechanism mounting seat; the rear sliding structure is as follows: the rear fixing frame is provided with a second screw rod mounting frame, the bottom end of the second screw rod is supported on the rear fixing frame through a third bearing, the top end of the second screw rod is supported at the top of the second screw rod mounting frame through a fourth bearing, the axis of the second screw rod is perpendicular to two hinge point connecting lines of the fixing frame, and the second mounting block is screwed on the second screw rod through a threaded hole on the second mounting block and then fixedly connected with the rear end of the clamping mechanism mounting seat. When the position of the clamping mechanism mounting seat needs to be adjusted, the first screw rod and the second screw rod are rotated simultaneously, so that the whole clamping mechanism mounting seat can move stably relative to the axis direction of the first screw rod.

In order to rotate first screw rod and second screw rod for being convenient for, this scheme still is provided with first hand wheel and the second hand wheel that makes things convenient for operating personnel to grip, and the concrete mounting means of first hand wheel and second hand wheel is as follows: the bottom end of the first screw rod penetrates through the first bearing, extends out of the lower part of the front fixing frame and is fixedly connected with the first hand wheel; the bottom end of the second screw rod penetrates through the third bearing and then extends out of the lower portion of the rear fixing frame to be fixedly connected with the second hand wheel.

Further, the pressure cylinder clamping mechanism mounting tool is characterized in that the front fixing frame is an L-shaped fixing frame structure formed by a first horizontal fixing plate and a first vertical fixing plate parallel to the front vertical mounting plate, the front sliding structure is located on the first horizontal fixing plate, the clamping mechanism mounting seat is perpendicular to the first horizontal fixing plate through the sliding direction of the front sliding structure, and the first vertical fixing plate is hinged to the front vertical mounting plate; on anterior vertical mounting panel, have seted up five anterior locating holes around the pin joint of first vertical fixing plate and anterior vertical mounting panel: the center of the five front positioning holes is positioned on the same circumference, the center line of the circumference is overlapped with the center of a hinge point of the first vertical fixing plate and the front vertical mounting plate, the first front positioning hole is positioned at the lowest end of the circumference, and the rest four front positioning holes are sequentially distributed at intervals of 45 degrees, 90 degrees and 90 degrees in the clockwise direction along the circumference by taking the first front positioning hole as a starting point, namely: the included angle between the second front positioning hole and the first front positioning hole is 45 degrees, the included angle between the third front positioning hole and the second front positioning hole is 90 degrees, the included angle between the fourth front positioning hole and the third front positioning hole is 90 degrees, and the included angle between the fifth front positioning hole and the fourth front positioning hole is 90 degrees. A first positioning hole is formed in the first vertical fixing plate, and when the first horizontal fixing plate is located at the horizontal position, the first positioning hole is opposite to the first front positioning hole. The rear fixing frame is an L-shaped fixing frame structure consisting of a second horizontal fixing plate and a second vertical fixing plate parallel to the rear vertical mounting plate, the rear sliding structure is positioned on the second horizontal fixing plate, the clamping mechanism mounting seat is perpendicular to the second horizontal fixing plate through the sliding direction of the rear sliding structure, and the second vertical fixing plate is hinged to the front vertical mounting plate; on the vertical mounting panel of rear portion, have seted up five rear portion locating holes around the pin joint of the vertical fixed plate of second and the vertical mounting panel of rear portion: the positioning device comprises a first rear positioning hole, a second rear positioning hole, a third rear positioning hole, a fourth rear positioning hole and a fifth rear positioning hole, wherein the positions of the five rear positioning holes correspond to the positions of the five front positioning holes one by one; and a second positioning hole is formed in the second vertical fixing plate, and the position of the second positioning hole corresponds to the position of the first positioning hole. When the first positioning hole corresponds to the first front positioning hole, the second positioning hole also corresponds to the corresponding rear positioning hole. And a positioning pin shaft is inserted into the first positioning hole and the first front positioning hole, a positioning pin shaft is inserted into the second positioning hole and the corresponding rear positioning hole, the positions of the front fixing frame and the rear fixing frame are locked, and the axis of the clamping mechanism placed in the clamping mechanism mounting seat is positioned at a vertical position. After two positioning pin shafts are pulled out from the first positioning hole and the first front positioning hole and the second positioning hole and the corresponding rear positioning hole, the fixing frame can swing under the action of external force.

Fixture's weight is heavier, for the balanced stability who guarantees pressure cylinder clamping mechanism installation frock, this scheme still disposes a plurality of counterweights, has seted up a plurality of interval distribution on first vertical fixed plate, is used for settling the first screw hole of counter weight, has seted up a plurality of interval distribution on the vertical fixed plate of second, is used for settling the second screw hole of counter weight, disposes the counter weight of corresponding weight according to fixture's weight during the use.

The utility model has the beneficial effects that: the tool is simple in overall structure, the frame is adjusted to move to the depth position of the pressure cylinder through the front and rear sliding structures during use, then the position of the fixing frame is locked through two positioning pin shafts after the fixing frame swings to a required angle, and finally the clamping mechanism placed in the clamping mechanism mounting seat can be installed by stretching into a corresponding through hole in the pressure cylinder through the axial sliding structure.

Drawings

Fig. 1 is a schematic view of the structure of the pressure cylinder with the clamping mechanism in place.

Fig. 2 is a partial structure diagram of the position of each through hole on the pressure cylinder.

Fig. 3 is a schematic perspective view of the installation tool of the pressure cylinder holding mechanism according to the present invention.

Fig. 4 is a schematic plan view of the installation tool of the pressure cylinder holding mechanism according to the present invention.

Fig. 5 is a schematic view of the structure of the clamping mechanism placed in the mounting tool of the clamping mechanism of the pressure cylinder.

Fig. 6 is a schematic view showing a state of use of the pressure cylinder holding mechanism mounting tool.

Detailed Description

The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.

Example one

A plurality of clamping mechanisms 12 are required to be installed on the wall of the pressure cylinder 11, and with the lowest end position of the pressure cylinder being 0 degree, the clamping mechanisms 12 are clockwise distributed on four circumferential directions along the circumferential direction of the pressure cylinder: 45 azimuth, 135 azimuth, 225 azimuth, 315 azimuth, see fig. 1. And the depth of each clamping mechanism 12 in each direction in the length direction of the pressure cylinder 11 is different, as shown in fig. 2, a plurality of through holes 13 for installing the clamping mechanisms are arranged on the pressure cylinder 11, and some through holes are deeper from the cylinder opening of the pressure cylinder 11 and about 8 meters away. Aiming at the installation requirement of the clamping mechanism 12, the scheme designs a pressure cylinder clamping mechanism installation tool which is simple in structure, strong in operation practicability, free of manual carrying of the clamping mechanism and free of rotation of the pressure cylinder by means of a traditional roller carrier, and the specific structure is as follows.

As shown in fig. 3, fig. 4 and fig. 5, the pressure cylinder clamping mechanism mounting tool in this embodiment includes: the frame 2 and the front and back sliding structure can be placed in the horizontal pressure tube 11, the frame 2 can move forwards or backwards in the pressure tube 11 through the front and back sliding structure, and therefore the frame 2 can move to different depth positions of the pressure tube 11.

The front and back sliding structure has multiple structural forms, and the front and back sliding structure in the scheme preferentially adopts the following structure: as shown in fig. 6, the fore-and-aft sliding structure includes: a guide rail structure which can be placed in the horizontal pressure cylinder 11 and a roller group which is arranged at the bottom of the frame 2; two guide rails 3 in the guide rail structure are parallel to the axis of the pressure cylinder 11, the frame 2 is placed on the two guide rails 3 of the guide rail structure through the roller groups, and the frame 2 can move forwards or backwards along the two guide rails 3 through the roller groups. The roller train may be four rollers 21 mounted to the bottom of the frame 2.

The front vertical mounting plate 41 and the rear vertical mounting plate 42 which are vertically arranged are fixedly arranged on the frame 2, after the fixing frame is placed between the front vertical mounting plate 41 and the rear vertical mounting plate 42, the front end of the fixing frame is hinged to the front vertical mounting plate 41, and the rear end of the fixing frame is hinged to the rear vertical mounting plate 42, so that the fixing frame can swing around two hinged points under the pushing of external force. The clamping mechanism mounting seat 5 is mounted on the fixing frame through an axial sliding structure. During the use, place fixture 12 in fixture mount pad 5, at this moment, fixture 12 can be through in outside lifting device hoists to fixture mount pad 5, and the mode that fixture 12 is fixed in fixture mount pad 5 can be realized through setting up a plurality of bolts. Then promote frame 2, make frame 2 remove to the degree of depth position that needs to install fixture 12 through front and back sliding structure, then promote the mount, the mount swings to the pressure cylinder 11 around two pin joints under external force promotes and corresponds the angle that through-hole 13 is located after, fixture mount pad 5 can remove along the axis direction of the fixture 12 of placing in fixture mount pad 5 through axial sliding structure, thereby make fixture 12 of placing in fixture mount pad 5 stretch into the through-hole 13 that corresponds on the pressure cylinder 11, just can proceed fixture's installation operation this moment. After the installation is finished, all the bolts in the clamping mechanism installation seat 5 are loosened, then the clamping mechanism installation seat 5 moves in the opposite direction through the axial sliding structure until the clamping mechanism 12 is separated from the clamping mechanism installation seat 5, then the frame 2 is pushed out from the pressure cylinder 11, and the next clamping mechanism 12 can be installed.

The hinge structure between the front end of the fixing frame and the front vertical mounting plate 41 and the hinge structure between the rear end of the fixing frame and the rear vertical mounting plate 42 can adopt a rotating shaft structure, the rotating shaft 7 is respectively and fixedly arranged on the front vertical mounting plate 41 and the rear vertical mounting plate 42, the rotating shaft 7 on the front vertical mounting plate 41 is inserted into the mounting hole at the front end of the fixing frame through a corresponding bearing, and the rotating shaft 7 on the rear vertical mounting plate 42 is inserted into the mounting hole at the rear end of the fixing frame through a corresponding bearing.

Example two

The fixing frame can be of an integral structure or formed by combining two parts. The fixing frame in the present embodiment is composed of a front fixing frame 51 and a rear fixing frame 52, as shown in fig. 3, 4 and 5, the front end of the front fixing frame 51 is hinged to the front vertical mounting plate 41, and the rear end of the rear fixing frame 52 is hinged to the rear vertical mounting plate 42. The scheme is to expand and describe the axial sliding structure on the basis of the first embodiment.

As shown in fig. 3, 4 and 5, the axial sliding structure includes a front sliding structure 61 and a rear sliding structure 62, the front end of the clamping mechanism mounting seat 5 is mounted on the front fixing frame 51 through the front sliding structure 61, and the rear end of the clamping mechanism mounting seat 5 is mounted on the rear fixing frame 52 through the rear sliding structure 62.

In this scheme, the front sliding structure 61 and the rear sliding structure 62 preferably adopt a spiral structure, and specifically the following structure is adopted: as shown in fig. 3, 4 and 5, the front sliding structure 61 is: the front fixing frame 51 is provided with a first screw mounting frame 611, the bottom end of the first screw 612 is supported on the front fixing frame 51 through a first bearing, the top end of the first screw 612 is supported on the top of the first screw mounting frame 611 through a second bearing, and the axis of the first screw 612 is perpendicular to the connecting line of the two hinge points of the fixing frame. The first mounting block 613 is screwed on the first screw 612 through a threaded hole thereof and then fixedly connected with the front end of the clamping mechanism mounting base 5. The rear sliding structure 62 is: the rear fixing frame 52 is provided with a second screw mounting rack 621, the bottom end of the second screw 622 is supported on the rear fixing frame 52 through a third bearing, the top end of the second screw 622 is supported on the top of the second screw mounting rack 621 through a fourth bearing, and the axis of the second screw 622 is perpendicular to the connecting line of the two hinge points of the fixing frame. The second mounting block 623 is screwed on the second screw 622 through a threaded hole on the second mounting block and then fixedly connected with the rear end of the clamping mechanism mounting seat 5. When the position of the clamping mechanism mounting base 5 needs to be adjusted, the first screw rod 612 and the second screw rod 622 are rotated simultaneously, so that the whole clamping mechanism mounting base 5 moves smoothly relative to the axial direction of the first screw rod 612.

In order to facilitate the rotation of the first screw 612 and the second screw 622, the present embodiment is further provided with a first hand wheel 614 and a second hand wheel 624 which are convenient for the operator to hold, and the first hand wheel 614 and the second hand wheel 624 are specifically installed as follows: the bottom end of the first screw 612 extends out of the lower part of the front fixing frame 51 after penetrating through the first bearing and is fixedly connected with the first hand wheel 614; the bottom end of the second screw 622 passes through the third bearing, then extends out from the lower part of the rear fixing frame 52, and is fixedly connected with the second hand wheel 624. The arrangement of the first hand wheel 614 and the second hand wheel 624 can facilitate the fine adjustment of the position of the clamping mechanism when the clamping mechanism approaches the positioning surface of the through hole of the pressure cylinder 11.

EXAMPLE III

The present embodiment is to explain the structure of the front fixing frame 51 and the rear fixing frame 52 based on the second embodiment. As shown in fig. 3, 4 and 5, the front fixing frame 51 is an L-shaped fixing frame structure formed by a first horizontal fixing plate 511 and a first vertical fixing plate 512 parallel to the front vertical mounting plate 41, the front sliding structure 61 is located on the first horizontal fixing plate 511, and the direction in which the clamping mechanism mounting base 5 slides through the front sliding structure is perpendicular to the first horizontal fixing plate 511, that is, the axis of the first screw 612 is perpendicular to the first horizontal fixing plate 511, and the first vertical fixing plate 512 is hinged to the front vertical mounting plate 41. Five front positioning holes are formed in the front vertical mounting plate 41 around the hinge point of the first vertical fixing plate 512 and the front vertical mounting plate 41: first, second, third, fourth and fifth

front positioning holes

513, 514, 515, 516 and 517, the centers of which are located on the same circumference and the center line of which overlaps with the center of the hinge point of the first vertical fixing plate 512 and the front vertical mounting plate 41, the first front positioning hole 513 is located at the lowest position of the circumference, and the remaining four front positioning holes are sequentially spaced at 45 °, 90 ° and 90 ° clockwise along the circumference from the first front positioning hole 513, that is: second forward positioning hole 514 is at a 45 ° angle to first forward positioning hole 513, third forward positioning hole 515 is at a 90 ° angle to second forward positioning hole 514, fourth forward positioning hole 516 is at a 90 ° angle to third forward positioning hole 515, and fifth forward positioning hole 517 is at a 90 ° angle to fourth forward positioning hole 516. The first vertical fixing plate 512 is provided with a first positioning hole, and when the first horizontal fixing plate 511 is located at a horizontal position, the first positioning hole is opposite to the first front positioning hole 513.

The rear fixing frame 52 is an L-shaped fixing frame structure formed by a second horizontal fixing plate 521 and a second vertical fixing plate 522 parallel to the rear vertical mounting plate 42, the rear sliding structure 62 is located on the second horizontal fixing plate 521, and the clamping mechanism mounting base 5 is perpendicular to the second horizontal fixing plate 521 in the sliding direction of the rear sliding structure 62, that is, the axis of the second screw 622 is perpendicular to the second horizontal fixing plate 521, and the second vertical fixing plate 522 is hinged to the front vertical mounting plate 42. Five rear positioning holes are formed in the rear vertical mounting plate 42 around the hinge point of the second vertical fixing plate 522 and the rear vertical mounting plate 42: the positioning device comprises a first rear positioning hole, a second rear positioning hole, a third rear positioning hole, a fourth rear positioning hole and a fifth rear positioning hole, wherein the positions of the five rear positioning holes correspond to the positions of the five front positioning holes one by one; a second positioning hole is formed in the second vertical fixing plate 522, and the position of the second positioning hole corresponds to the position of the first positioning hole. When the first locating hole corresponds in position to the first forward locating hole 513, the second locating hole also corresponds in position to the corresponding rearward locating hole. A positioning pin is inserted into the first positioning hole and the first front positioning hole 513, a positioning pin is inserted into the second positioning hole and the corresponding rear positioning hole, the positions of the front fixing frame 51 and the rear fixing frame 52 are locked, and at this time, the axis of the clamping mechanism 12 placed in the clamping mechanism mounting seat 5 is located at a vertical position. After two positioning pin shafts are pulled out from the first positioning hole and the first front positioning hole 513 and the second positioning hole and the corresponding rear positioning hole, the fixing frame can swing under the action of external force.

Because fixture's weight is heavier, for the balanced stability of guaranteeing pressure cylinder clamping mechanism installation frock, this scheme still disposes a plurality of counterweights, has seted up a plurality of interval distribution on first vertical fixed plate 512, is used for settling the first screw hole of counter weight, has seted up a plurality of interval distribution on second vertical fixed plate 522, is used for settling the second screw hole 523 of counter weight. When the clamping mechanism 12 is used, the counter weight with corresponding weight is configured according to the weight of the clamping mechanism 12 and the position of the clamping mechanism 12, so that the stability of the pressure cylinder clamping mechanism mounting tool when the clamping mechanism 12 is respectively positioned in four positions is ensured.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any modifications or equivalent variations made in accordance with the technical spirit of the present invention may fall within the scope of the present invention as claimed.

Claims

1. Mechanism installation frock is held to pressure collet chuck, its characterized in that: the method comprises the following steps: the frame can move forwards or backwards in the pressure cylinder through the front-back sliding structure, so that the frame can move to different depth positions of the pressure cylinder; the front vertical mounting plate and the rear vertical mounting plate which are vertically arranged are fixedly arranged on the frame, the front end of the fixing frame is hinged to the front vertical mounting plate after the fixing frame is placed between the front vertical mounting plate and the rear vertical mounting plate, the rear end of the fixing frame is hinged to the rear vertical mounting plate, and the fixing frame can swing around two hinged points under the pushing of external force; the fixture mounting seat is mounted on the fixing frame through the axial sliding structure, the fixing frame swings to the pressure cylinder around two hinge points under the pushing of external force and corresponds to the position angle of the through hole, and the fixture mounting seat can move along the axis direction of the fixture placed in the fixture mounting seat through the axial sliding structure, so that the fixture placed in the fixture mounting seat extends into the corresponding through hole in the pressure cylinder.

2. The pressure cylinder clamping mechanism mounting tool according to claim 1, characterized in that: the fore-and-aft sliding structure comprises: the guide rail structure can be placed in the horizontal pressure cylinder, and the roller group is arranged at the bottom of the frame; two guide rails in the guide rail structure are parallel to the axis of the pressure cylinder, and the frame is placed on the two guide rails of the guide rail structure through the roller groups and can move forwards or backwards along the two guide rails through the roller groups.

3. The pressure tube holding mechanism mounting tool according to claim 1 or 2, characterized in that: the fixing frame consists of a front fixing frame and a rear fixing frame, the front end of the front fixing frame is hinged on the front vertical mounting plate, and the rear end of the rear fixing frame is hinged on the rear vertical mounting plate; the axial sliding structure consists of a front sliding structure and a rear sliding structure, the front end of the clamping mechanism mounting seat is mounted on the front fixing frame through the front sliding structure, and the rear end of the clamping mechanism mounting seat is mounted on the rear fixing frame through the rear sliding structure.

4. The pressure cylinder clamping mechanism mounting tool according to claim 3, characterized in that: the front sliding structure is as follows: a first screw rod mounting frame is arranged on the front fixing frame, the bottom end of the first screw rod is supported on the front fixing frame through a first bearing, the top end of the first screw rod is supported on the top of the first screw rod mounting frame through a second bearing, the axis of the first screw rod is perpendicular to the connecting line of two hinge points of the fixing frame, and a first mounting block is screwed on the first screw rod through a threaded hole on the first mounting block and then is fixedly connected with the front end of the clamping mechanism mounting seat; the rear sliding structure is as follows: the rear fixing frame is provided with a second screw rod mounting frame, the bottom end of the second screw rod is supported on the rear fixing frame through a third bearing, the top end of the second screw rod is supported at the top of the second screw rod mounting frame through a fourth bearing, the axis of the second screw rod is parallel to the axis of the first screw rod, and the second mounting block is screwed on the second screw rod through a threaded hole on the second mounting block and then fixedly connected with the rear end of the clamping mechanism mounting seat.

5. The pressure cylinder clamping mechanism mounting tool according to claim 4, characterized in that: the bottom end of the first screw rod penetrates through the first bearing, extends out of the lower part of the front fixing frame and is fixedly connected with the first hand wheel; the bottom end of the second screw rod penetrates through the third bearing, then extends out of the lower part of the rear fixing frame and is fixedly connected with the second hand wheel.

6. The pressure cylinder clamping mechanism mounting tool according to claim 3, characterized in that: the front fixing frame is of an L-shaped fixing frame structure consisting of a first horizontal fixing plate and a first vertical fixing plate parallel to the front vertical mounting plate, the front sliding structure is positioned on the first horizontal fixing plate, the clamping mechanism mounting seat is perpendicular to the first horizontal fixing plate through the sliding direction of the front sliding structure, and the first vertical fixing plate is hinged to the front vertical mounting plate; on anterior vertical mounting panel, have seted up five anterior locating holes around the pin joint of first vertical fixing plate and anterior vertical mounting panel: the center of the five front positioning holes is positioned on the same circumference, the center line of the circumference is overlapped with the center of a hinge point of the first vertical fixing plate and the front vertical mounting plate, the first front positioning hole is positioned at the lowest end of the circumference, and the other four front positioning holes are sequentially distributed at intervals of 45 degrees, 90 degrees and 90 degrees along the circumference by taking the first front positioning hole as a starting point in the clockwise direction; a first positioning hole is formed in the first vertical fixing plate, and when the first horizontal fixing plate is in a horizontal position, the first positioning hole is opposite to the first front positioning hole; the rear fixing frame is an L-shaped fixing frame structure consisting of a second horizontal fixing plate and a second vertical fixing plate parallel to the rear vertical mounting plate, the rear sliding structure is positioned on the second horizontal fixing plate, the clamping mechanism mounting seat is perpendicular to the second horizontal fixing plate through the sliding direction of the rear sliding structure, and the second vertical fixing plate is hinged on the front vertical mounting plate; on the vertical mounting panel in rear portion, have seted up five rear portion locating holes around the pin joint of the vertical fixed plate of second and rear portion vertical mounting panel: the positioning device comprises a first rear positioning hole, a second rear positioning hole, a third rear positioning hole, a fourth rear positioning hole and a fifth rear positioning hole, wherein the positions of the five rear positioning holes correspond to the positions of the five front positioning holes one by one; a second positioning hole is formed in the second vertical fixing plate, and the position of the second positioning hole corresponds to the position of the first positioning hole; the positioning device also comprises two positioning pin shafts which can be inserted into the first positioning hole and the corresponding front positioning hole and inserted into the second positioning hole and the corresponding rear positioning hole.

7. The pressure cylinder clamping mechanism mounting tool according to claim 6, characterized in that: further comprising: the first threaded holes are distributed at intervals and used for accommodating the balance weights, and the second threaded holes are distributed at intervals and used for accommodating the balance weights.