CN220560861U - Hydraulic cylinder guide sleeve screwing device - Google Patents

Abstract

The utility model discloses a hydraulic cylinder guide sleeve screwing device, which relates to the technical field of hydraulic cylinder production equipment, and in particular relates to a hydraulic cylinder guide sleeve screwing device, comprising a workbench, a control board, a screwing part and a clamping part, wherein the screwing part and the clamping part are arranged on the workbench; the guide sleeve is clamped and fixed by the tightening part, the hydraulic oil cylinder is clamped and fixed by the clamping part, the driving part is used for driving the tightening part and the guide sleeve to move towards the hydraulic oil cylinder, the tightening part drives the guide sleeve to be close to the hydraulic oil cylinder, the guide sleeve is tightly screwed on the hydraulic oil cylinder, the driving part, the tightening part and the clamping part are controlled by the control panel to be synchronously carried out, the guide sleeve is automatically screwed, the purpose of improving the automation level of the guide sleeve screwing on the hydraulic oil cylinder is achieved, and the working efficiency of the guide sleeve screwing on the hydraulic oil cylinder is greatly improved.

Description

Hydraulic cylinder guide sleeve screwing device

Technical Field

The utility model relates to the technical field of hydraulic cylinder production equipment, in particular to a hydraulic cylinder guide sleeve screwing device.

Background

The hydraulic cylinder is an executive component in a hydraulic transmission system, is an energy conversion device which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion), the guide sleeve is an important component in the hydraulic cylinder, and the guide sleeve is assembled by manually tightening a handle in the process of assembling the guide sleeve by the hydraulic cylinder, so that the working efficiency is low, the labor intensity of workers is high, the time consumption of the manual assembly process is long, the yield is reduced, and in addition, the guide sleeve can not be assembled in place by the manual assembly, the related torque requirement can not be met, the service life of the hydraulic cylinder is short, and even safety accidents occur; therefore, it is necessary to provide an automatic tightening device for the hydraulic cylinder guide sleeve, which has the advantages of simple structure, convenient use, high working efficiency and high automation degree and is suitable for various specifications.

In published chinese patent application, publication No.: CN215509876U, patent name: the utility model provides a frock is screwed up to uide bushing, although can help through slide mechanism's setting the location of rotating electrical machines at different horizontal directions realizes the installation work of multiple horizontal position uide bushing, protection machanism is including setting up recess on the fixed plate, set up a plurality of cylinders in the recess set up flannelette on the cylinder can effectively protect hydraulic cylinder bottom, but, this prior art still has the problem that degree of automation is low work efficiency is low.

In published chinese patent application, publication No.: CN215239126U, patent name: the automatic tightening device for the hydraulic cylinder guide sleeve, although the driving wheel drives the rotating shaft to rotate through the coupling, the rotating shaft drives the tightening head to rotate through the planetary driver, the planetary driver has balanced transmission, high efficiency, small power loss and strong shock resistance and vibration energy, can effectively ensure the safe, reliable and stable operation of the tightening head, is favorable for the tightening work of the guide sleeve, and further drives the guide sleeve to perform rotary feeding motion through the tightening head, the guide sleeve screwing-down work is completed, the working efficiency is greatly improved, in the guide sleeve screwing-down process, the limiting rod in the limiting cylinder is slowly close to the hydraulic cylinder, the positioning and limiting effects are achieved, the guide sleeve is prevented from being excessively driven by the screwing-down head to do rotary feeding movement, the guide sleeve is prevented from being damaged, the screwing-down head and the limiting rod are matched to work, and the guide sleeve is installed in place when being assembled; however, when the guide sleeve is driven to do rotary feeding motion, rotation and sliding (feeding) cannot be simultaneously carried out, so that defective products are easy to occur when the hydraulic cylinder guide sleeve is screwed, and the working efficiency is low.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a hydraulic cylinder guide sleeve screwing device, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the hydraulic cylinder guide sleeve screwing device comprises a workbench, a control board, a screwing part and a clamping part, wherein the screwing part and the clamping part are arranged on the workbench, a first groove is formed in the workbench, a driving part is arranged on the workbench and positioned in the first groove, the driving part comprises a screw rod, a first bevel gear and a first motor, the output shaft end of the first motor is in transmission connection with one end of the screw rod, and the first bevel gear is sleeved at the other end of the screw rod; the tightening part is arranged on the screw rod and used for clamping and tightening the hydraulic oil cylinder guide sleeve; the clamping component is fixedly arranged above the workbench and is positioned above the first bevel gear, the clamping component is used for clamping and fixing the hydraulic oil cylinder, the clamping component comprises a lifting assembly and a clamping assembly, the lifting assembly is used for lifting the hydraulic oil cylinder, and the clamping assembly is used for clamping and fixing the hydraulic oil cylinder.

Optionally, the clamping assembly includes two first slide plates, two second anchor clamps, first rack, second helical gear that can slide on the workstation respectively, second helical gear and first helical gear meshing, second helical gear top fixedly connected with first gear, first gear respectively with the tooth meshing of first rack, second rack, the one end and the first slide plate fixed connection of first rack, the one end and the another first slide plate fixed connection of second rack, second anchor clamps fixed mounting is at first slide.

Optionally, the lifting assembly includes first cylinder, lifter plate, baffle respectively, lifter plate fixed mounting is at the output axle head of first cylinder, baffle fixed mounting is on the lifter plate.

Optionally, screw up the part and include first fixing base, second motor, first carousel, two piston cylinders, two first anchor clamps respectively, second motor fixed mounting is on first fixing base, first carousel is installed at the output axle head of second motor, the circular slot has been seted up on the lateral wall that the second motor was kept away from to first carousel, annular cavity has been seted up on the first carousel and is located border department, two piston cylinder fixed mounting is on first carousel, annular cavity with the inside intercommunication of piston cylinder, install the piston rod on the piston cylinder, the one end and the first anchor clamps fixed connection that the piston cylinder was kept away from to the piston rod, be provided with vacuum generator on the first carousel.

Optionally, screw up the part and include second fixing base, third motor, second cylinder, second carousel, two third anchor clamps respectively, third motor, second cylinder are all installed on the second fixing base, the one end of second carousel runs through the second fixing base and its end fixedly connected with third gear, the output shaft fixed mounting of third motor has the second gear, second gear and third gear engagement, the output shaft fixed mounting of second cylinder has the removal plectane, it has two regulation poles to articulate on the lateral wall that the second cylinder was kept away from to the removal plectane, two the middle part of adjusting the pole is rotated with the second carousel through the fixed column and is connected, the one end that the plectane was kept away from in the regulation pole is installed to the third anchor clamps.

Optionally, a through hole is formed in the middle of the second turntable along the axial direction.

Optionally, the control board may be one of an editable logic controller and a single chip microcomputer.

Optionally, the control board is electrically connected with the first motor, the first cylinder, the second motor and the vacuum generator respectively; the control panel is connected with the third motor and the second cylinder respectively.

(III) beneficial effects

The utility model provides a hydraulic cylinder guide sleeve screwing device, which has the following beneficial effects:

1. this hydraulic cylinder uide bushing tightening device, through the cooperation setting of drive part, screw up the part, and clamping part, make this hydraulic cylinder uide bushing tightening device possess the effect to hydraulic cylinder screw up installation uide bushing, utilize to screw up the part and press from both sides tight fixed uide bushing, utilize the clamping part to press from both sides tight fixed hydraulic cylinder, utilize drive part drive to screw up part and uide bushing and remove to hydraulic cylinder, screw up the part and drive the uide bushing and be close to the hydraulic cylinder, and screw up the uide bushing and install on hydraulic cylinder, utilize control panel control drive part, screw up the part, and press from both sides tight part and go on in step, realize automatic tight uide bushing, the purpose of the automation level of installing on hydraulic cylinder has been reached to the improvement uide bushing screw up, the work efficiency of installing on hydraulic cylinder has been improved the uide bushing screw up greatly.

2. According to the hydraulic cylinder guide sleeve screwing device, the piston rod slides in the piston cylinder by adjusting the air pressure in the annular cavity so that the guide sleeve is clamped by the first clamp; the second cylinder drives the movable circular plate to move in the sleeve so that the adjusting rod swings, and the third clamp is pushed to move through the connecting rod by the adjusting rod so that the third clamp clamps the guide sleeve, and therefore time for manually clamping the guide sleeve is shortened.

3. This hydraulic cylinder uide bushing screw up device utilizes the second motor to rotate through the lead screw and drives the slider and remove, makes the slider drive first fixing base or second fixing base along lead screw axis to first helical gear removal, and the lead screw drives first helical gear simultaneously and rotates, makes first gear rotate through the second helical gear to make the second anchor clamps press from both sides tight hydraulic cylinder, thereby reduce the time of hydraulic cylinder centre gripping, in order to improve production efficiency.

Drawings

FIG. 1 is a schematic perspective view of a hydraulic cylinder guide sleeve tightening device according to the present utility model;

FIG. 2 is a schematic perspective view of a second motor of the hydraulic cylinder guide sleeve tightening device of the present utility model;

FIG. 3 is a schematic view of a three-dimensional (partially cut-away) structure of a workbench of a hydraulic cylinder guide sleeve tightening device of the utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;

fig. 5 is a schematic perspective view of a hydraulic cylinder guide sleeve tightening device (second embodiment);

fig. 6 is a schematic perspective view of a third motor of the hydraulic cylinder guide sleeve tightening device (second embodiment).

In the figure: 1. a work table; 2. a first motor; 3. a first fixing seat; 4. a second motor; 5. a circular groove; 6. a first clamp; 7. a piston cylinder; 8. a first groove; 9. a screw rod; 10. a support column; 11. a first turntable; 12. a first cylinder; 14. a lifting plate; 15. a second clamp; 18. a first slide plate; 19. a baffle; 20. an annular cavity; 22. a first helical gear; 23. a second helical gear; 24. a first gear; 25. a first rack; 26. a second rack; 27. a second groove; 28. a third motor; 29. a second cylinder; 30. the second fixing seat; 31. a second turntable; 32. a third clamp; 33. a second gear; 34. a third gear; 35. a sleeve; 36. moving the circular plate; 37. an adjusting rod; 38. a connecting rod; 39. a through hole; 40. fixing the column; 41. a piston rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 4, the present utility model provides the following technical solutions: the hydraulic cylinder guide sleeve screwing device comprises a workbench 1, a control board, a screwing part and a clamping part, wherein the screwing part and the clamping part are arranged on the workbench 1, a first groove 8 is formed in the workbench 1, a driving part is arranged on the workbench 1 and located in the first groove 8 and comprises a screw rod 9, a first bevel gear 22 and a first motor 2, the output shaft end of the first motor 2 is in transmission connection with one end of the screw rod 9, and the other end of the screw rod 9 is sleeved with the first bevel gear 22. The tightening part is arranged on the screw rod 9 and is used for clamping and tightening the hydraulic cylinder guide sleeve. The clamping component is fixedly arranged above the workbench 1 and is positioned above the first bevel gear 22, the clamping component is used for clamping and fixing the hydraulic oil cylinder, the clamping component comprises a lifting assembly and a clamping assembly, the lifting assembly is used for lifting the hydraulic oil cylinder, and the clamping assembly is used for clamping and fixing the hydraulic oil cylinder.

Wherein the driving part is used for driving the tightening part to move towards the side where the clamping part is located. The first motor 2 is started to drive the screw rod 9 to rotate, the first bevel gear 22 sleeved on the screw rod 9 rotates, and meanwhile, the tightening part moves along with the rotation of the screw rod 9 and moves towards the side where the clamping part is located. A plurality of support columns 10 are fixedly connected below the workbench 1.

Specifically, the clamping assembly comprises two first sliding plates 18 capable of sliding on the workbench 1, two second clamps 15, a first rack 25, a second rack 26 and a second bevel gear 23, the second bevel gear 23 is meshed with the first bevel gear 22, a first gear 24 is fixedly connected above the second bevel gear 23, the first gear 24 is respectively meshed with teeth of the first rack 25 and teeth of the second rack 26, one end of the first rack 25 is fixedly connected with one first sliding plate 18, and the other end of the first rack 25 penetrates through the other first sliding plate 18. One end of the second rack 26 is fixedly connected with the other first slide plate 18, and the other end of the second rack 26 penetrates through one first slide plate 18. The second clamp 15 is fixedly mounted on the first slide 18.

The first bevel gear 22 rotates and drives the second bevel gear 23 meshed with the first bevel gear 22 to rotate, the second bevel gear 23 rotates and drives the first gear 24 to rotate, the first gear 24 rotates and respectively pushes the first rack 25 and the second rack 26 to slide, the first rack 25 and the second rack 26 respectively move the two first sliding plates 18, the first sliding plates 18 are close to or far away from each other, and the two second clamps 15 respectively located on the first sliding plates 18 are close to or far away from each other. The two second clamps 15 clamp the fixed hydraulic cylinder when they are close to each other and do not clamp the fixed hydraulic cylinder when they are far away from each other.

Specifically, the lifting assembly comprises a first air cylinder 12, a lifting plate 14 and a baffle plate 19, wherein the lifting plate 14 is fixedly arranged at the output shaft end of the first air cylinder 12, and the baffle plate 19 is fixedly arranged on the lifting plate 14.

Wherein, when the output shaft of the first cylinder 12 extends or contracts, the lifting plate 14 is pushed to rise or fall. The first cylinder 12 may be an electrically powered cylinder.

Specifically, screw up the part and include first fixing base 3, second motor 4, first carousel 11, two piston cylinder 7, two first anchor clamps 6 respectively, second motor 4 fixed mounting is on first fixing base 3, first carousel 11 is installed at the output axle head of second motor 4, circular slot 5 has been seted up on the lateral wall that second motor 4 was kept away from to first carousel 11, annular cavity 20 has been seted up on first carousel 11 and is located the border department, two piston cylinder 7 fixed mounting are on first carousel 11, annular cavity 20 communicates with the inside of piston cylinder 7, install piston rod 41 on the piston cylinder 7, the one end and the first anchor clamps 6 fixed connection that piston rod 41 kept away from piston cylinder 7 are provided with vacuum generator on the first carousel 11.

The lower part of the first fixing seat 3 is sleeved on the outer wall of the screw rod 9, and can displace along with the rotation of the screw rod 9. The second motor 4 can drive the first rotating disc 11 to rotate after being started. The vacuum generator is communicated with the annular cavity 20 on the first rotating disc 11 through an air duct, and the vacuum generator is used for enabling air pressure in the annular cavity 20 to be in a negative pressure or high pressure state. When the air pressure in the annular cavity 20 is in a high pressure state, the piston rods 41 on the piston cylinders 7 are pushed to extend under high pressure, and when the piston rods 41 of the two piston cylinders 7 extend, the first clamps 6 positioned on the piston rods 41 are close to each other, and the two first clamps 6 can clamp and fix the guide sleeve. When the air pressure in the annular cavity 20 is at negative pressure, the piston rod 41 on the piston cylinder 7 is contracted, and the two first clamps 6 no longer clamp the fixed guide sleeve.

Specifically, the control board may be one of an editable logic controller and a single chip microcomputer. The control panel is electrically connected with the first motor 2, the first cylinder 12, the second motor 4 and the vacuum generator respectively.

The control board is internally provided with a logic control program and a time sequence control program, and is used for controlling the first motor 2, the first cylinder 12, the second motor 4 and the start and stop of the vacuum generator (including the forward and reverse rotation of the motor and the expansion and contraction of the first cylinder 12).

When in use, the utility model is characterized in that: the staff puts the guide sleeve in the middle of the opposite first clamps 6, the vacuum generator increases the air pressure in the annular cavity 20, the piston rod 41 moves in the piston cylinder 7, and the piston rod 41 pushes the first clamps 6 to clamp the guide sleeve; if the air pressure in the annular cavity 20 is reduced through the air suction hole at the moment, the piston rod 41 in the piston cylinder 7 moves in the direction away from the guide sleeve, and the piston rod 41 drives the first clamp 6 to leave the surface of the guide sleeve; the hydraulic cylinder is arranged on the upper surface of the lifting plate 14, the first motor 2 is started, the output shaft of the first motor 2 drives the screw rod 9 to rotate, and the screw rod 9 drives the first fixing seat 3 to be close to the hydraulic cylinder; the rotation of the screw rod 9 drives the first bevel gear 22, the first bevel gear 22 drives the second bevel gear 23 to rotate, the second bevel gear 23 drives the rotating shaft to rotate, the rotating shaft drives the first gear 25 to rotate, the first gear 24 drives the first rack 24 and the second rack 26 to move backwards, the first rack 25 and the second rack 26 respectively drive the two first sliding plates 18 to move, and the two first sliding plates 18 move to drive the second clamp 15 to move and clamp the hydraulic cylinder; the first air cylinder 12 is started, and the lifting plate 14 is driven by the first air cylinder 12 to lift so that the axes of the hydraulic cylinder and the guide sleeve are at the same height; the screw rod 9 moves the first fixing base 3 along the screw rod 9 toward the first bevel gear 22.

When the guide sleeve is close to the surface of the hydraulic oil cylinder, the second motor 4 is started, and the output shaft of the second motor 4 drives the first rotating disc 11 to rotate, so that the guide sleeve and the hydraulic oil cylinder are screwed up. At this time, the first motor 2 rotates at a constant speed to enable the moving speed of the first fixing seat 3 on the screw rod 9 to be kept at the same speed as the tightening and feeding speed of the guide sleeve and the hydraulic oil cylinder.

Example two

Referring to fig. 5 to 6, the difference between the present embodiment and the first embodiment is that: the tightening part respectively comprises a second fixing seat 30, a third motor 28, a second air cylinder 29, a second rotary table 31 and two third clamps 32, wherein a second groove 27 is formed in the second rotary table 31, the third motor 28 and the second air cylinder 29 are both arranged on the second fixing seat 30, one end of the second rotary table 31 penetrates through the second fixing seat 30 and is fixedly connected with a third gear 34 at the end, the output shaft end of the third motor 28 is fixedly provided with a second gear 33, the second gear 33 is meshed with the third gear 34, the output shaft end of the second air cylinder 29 is fixedly provided with a movable circular plate 36, one side wall of the movable circular plate 36 far away from the second air cylinder 29 is hinged with two adjusting rods 37, the middle parts of the two adjusting rods 37 are rotatably connected with the second rotary table 31 through fixing columns 40, and the third clamps 32 are arranged at one end of the adjusting rods 37 far away from the movable circular plate 36. The second turntable 31 is provided with a through hole 39 in the middle and in the axial direction. The control board is electrically connected with the third motor 28 and the second cylinder 29, respectively.

Wherein two adjustment bars 37 are located in the second recess 27 of the second turntable 31. The third clamp 32 is mounted in cooperation with the adjustment lever 37 by a connecting rod 38. The third motor 28 is used for driving the second turntable 31 to rotate, the third motor 28 drives the second gear 33 to rotate, the second gear 33 drives the third gear 34 to rotate, and the second turntable 31 fixedly connected with the third gear 34 rotates. The output shaft end of the second cylinder 29 penetrates through the upper portion of the second fixing base 30, and penetrates through one end (the end close to the second cylinder 29) of the second rotary disc 31, and a sleeve 35 is arranged at the penetrating position. The moving circular plate 36 is located in the through hole 39. The second cylinder 29 is used to drive the moving circular plate 36 to move in the through hole 39. When the output shaft of the second cylinder 29 is contracted, the movable circular plate 36 is pulled to move to the side where the second cylinder 29 is located, the movable circular plate 36 drives the ends of the adjusting rods 37 to move (both the two adjusting rods 37 rotate around the fixed column 40), and the two third clamps 32 approach each other under the action of the two adjusting rods 37 and clamp the fixed guide sleeve. When the output shaft of the second cylinder 29 extends, the movable circular plate 36 is pushed to be away from the sleeve 35, the two adjusting rods 37 rotate around the fixed column 40, and the two third clamps 32 are away from each other and release the guide sleeve under the action of the two adjusting rods 37.

When in use, the utility model is characterized in that: the second cylinder 29 is started, a cylinder rod of the second cylinder 29 pulls a movable circular plate 36 to approach to the direction of the second cylinder 29, the movable circular plate 36 drives an adjusting rod 37 to rotate around a fixed column 40, and the adjusting rod 37 pushes a third clamp 32 to clamp a guide sleeve through a connecting rod 38; if the cylinder rod of the second cylinder 29 pushes the moving circular plate 36 to move away from the second cylinder 29, the moving circular plate 36 drives the adjusting rod 37 to rotate around the fixed column 40, and the adjusting rod 37 pulls the third clamp 32 away from the surface of the guide sleeve through the connecting rod 38. The hydraulic cylinder is arranged on the upper surface of the lifting plate 14, the first motor 2 is started, the output shaft of the first motor 2 drives the screw rod 9 to rotate, and the screw rod 9 drives the second fixing seat 30 to be close to the hydraulic cylinder; the rotation of the screw rod 9 drives the first bevel gear 22, the first bevel gear 22 drives the second bevel gear 23 to rotate, the second bevel gear 23 drives the rotating shaft to rotate, the rotating shaft drives the first gear 25 to rotate, the first gear 24 drives the first rack 24 and the second rack 26 to move backwards, the first rack 25 and the second rack 26 respectively drive the two first sliding plates 18 to move, and the two first sliding plates 18 move to drive the second clamp 15 to move and clamp the hydraulic cylinder; the first cylinder 12 is started, and the lifting plate 14 is driven by the first cylinder 12 to lift so that the axes of the hydraulic cylinder and the guide sleeve are at the same height; the screw 9 moves the second fixing base 30 along the screw 9 toward the first bevel gear 22.

When the guide sleeve is close to the surface of the hydraulic oil cylinder, the third motor 28 is started, the output shaft of the third motor 28 drives the second gear 33 to rotate, the second gear 33 drives the third gear 34 to rotate, and the third gear 34 drives the second turntable 31 to rotate. At this time, the first motor 2 rotates at a constant speed, so that the moving speed of the second fixing seat 30 on the screw rod 9 is kept at the same speed as the tightening and feeding speed of the guide sleeve and the hydraulic oil cylinder.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims (8)

1. Hydraulic cylinder uide bushing screw up device, its characterized in that: the automatic clamping device comprises a workbench (1), a control board, a tightening part and a clamping part, wherein the tightening part and the clamping part are arranged on the workbench (1), a first groove (8) is formed in the workbench (1), a driving part is arranged on the workbench (1) and positioned in the first groove (8), the driving part comprises a screw rod (9), a first bevel gear (22) and a first motor (2), the output shaft end of the first motor (2) is in transmission connection with one end of the screw rod (9), and the first bevel gear (22) is sleeved at the other end of the screw rod (9); the tightening part is arranged on the screw rod (9) and used for clamping and tightening the hydraulic cylinder guide sleeve; the clamping component is fixedly arranged above the workbench (1) and located above the first bevel gear (22), the clamping component is used for clamping and fixing the hydraulic oil cylinder, the clamping component comprises a lifting assembly and a clamping assembly, the lifting assembly is used for lifting the hydraulic oil cylinder, and the clamping assembly is used for clamping and fixing the hydraulic oil cylinder.

2. The hydraulic cylinder guide sleeve tightening device according to claim 1, characterized in that: the clamping assembly comprises two first sliding plates (18) capable of sliding on the workbench (1), two second clamps (15), a first rack (25), a second rack (26) and a second bevel gear (23), wherein the second bevel gear (23) is meshed with the first bevel gear (22), a first gear (24) is fixedly connected above the second bevel gear (23), the first gear (24) is meshed with teeth of the first rack (25) and the second rack (26) respectively, one end of the first rack (25) is fixedly connected with one first sliding plate (18), one end of the second rack (26) is fixedly connected with the other first sliding plate (18), and the second clamp (15) is fixedly installed on the first sliding plate (18).

3. The hydraulic cylinder guide sleeve tightening device according to claim 2, characterized in that: the lifting assembly comprises a first air cylinder (12), a lifting plate (14) and a baffle plate (19), wherein the lifting plate (14) is fixedly arranged at the output shaft end of the first air cylinder (12), and the baffle plate (19) is fixedly arranged on the lifting plate (14).

4. The hydraulic cylinder guide sleeve tightening device according to claim 3, characterized in that: the tightening part comprises a first fixing seat (3), a second motor (4), a first rotating disc (11), two piston cylinders (7) and two first clamps (6), wherein the second motor (4) is fixedly installed on the first fixing seat (3), the first rotating disc (11) is installed at the output shaft end of the second motor (4), a circular groove (5) is formed in the side wall, far away from the second motor (4), of the first rotating disc (11), an annular cavity (20) is formed in the first rotating disc (11) and located at the edge, the two piston cylinders (7) are fixedly installed on the first rotating disc (11), the annular cavity (20) is communicated with the inside of the piston cylinders (7), a piston rod (41) is installed on the piston cylinders (7), one end, far away from the piston cylinders (7), of the piston rod (41) is fixedly connected with the first clamps (6), and a vacuum generator is arranged on the first rotating disc (11).

5. The hydraulic cylinder guide sleeve tightening device according to claim 3, characterized in that: the tightening part comprises a second fixing seat (30), a third motor (28), a second air cylinder (29), a second rotary table (31) and two third clamps (32), wherein the third motor (28) and the second air cylinder (29) are both arranged on the second fixing seat (30), one end of the second rotary table (31) penetrates through the second fixing seat (30) and is fixedly connected with a third gear (34) at the end head of the second rotary table, the output shaft end of the third motor (28) is fixedly provided with a second gear (33), the second gear (33) is meshed with the third gear (34), the output shaft end of the second air cylinder (29) is fixedly provided with a movable circular plate (36), one side wall of the movable circular plate (36) far away from the second air cylinder (29) is hinged with two adjusting rods (37), the middle parts of the two adjusting rods (37) are rotationally connected with the second rotary table (31) through fixing columns (40), and the third clamps (32) are arranged at one end of the adjusting rods (37) far away from the movable circular plate (36).

6. The hydraulic cylinder guide sleeve tightening device according to claim 5, characterized in that: and a through hole (39) is formed in the middle of the second rotary table (31) along the axial direction.

7. The hydraulic cylinder guide sleeve tightening device according to claim 1, characterized in that: the control panel can be one of an editable logic controller and a singlechip.

8. The hydraulic cylinder guide sleeve tightening device according to claim 7, characterized in that: the control panel is respectively and electrically connected with the first motor (2), the first air cylinder (12), the second motor (4) and the vacuum generator; the control panel is electrically connected with the third motor (28) and the second cylinder (29) respectively.