CN221145207U

CN221145207U - Strong adjustable clamping cylinder

Info

Publication number: CN221145207U
Application number: CN202322728419.6U
Authority: CN
Inventors: 耿俊成; 郑界国
Original assignee: Suzhou Yiren Yifang Trading Co ltd
Current assignee: Suzhou Yiren Yifang Trading Co ltd
Priority date: 2023-10-11
Filing date: 2023-10-11
Publication date: 2024-06-14
Anticipated expiration: 2033-10-11

Abstract

The utility model relates to the technical field of clamping cylinders, and discloses a powerful adjustable clamping cylinder which comprises a cylinder body, wherein a pushing cavity is fixedly arranged at the upper end of the cylinder body, a linkage cavity is fixedly arranged at the upper end of the pushing cavity, the pushing cavity is fixedly communicated with the linkage cavity, a threaded rod is arranged in the pushing cavity, an adjusting connecting rod is connected with the upper end of the threaded rod in a threaded manner, a first rotating shaft is rotatably arranged in the linkage cavity, an output shaft is fixedly arranged at the outer end of the first rotating shaft, a crankshaft is fixedly connected with the left end of the output shaft, a pin is fixedly arranged at the inner end of the crankshaft, a hinge is rotatably arranged at the inner end of the pin, and a fixing seat is fixedly arranged at the upper end of the adjusting connecting rod. This powerful adjustable clamping cylinder utilizes threaded rod and adjusting connection pole as adjusting structure, realizes electrodeless regulation, is applicable to the clamping demand of multiple stroke, reduction in production cost, utilizes the threaded rod to replace the pull rod structure originally simultaneously, further reduce cost.

Description

Strong adjustable clamping cylinder

Technical Field

The utility model relates to the technical field of clamping cylinders, in particular to a powerful adjustable clamping cylinder.

Background

The clamping cylinder is a common hydraulic actuating element and is used for realizing the clamping or fixing function of an object, and the clamping cylinder is generally composed of a hydraulic cylinder, a cylinder piston, a cylinder body, a clamp and the like;

In the field of vehicle body welding line, in the mass production process, the problem of welding tooling cost caused by production line beat and welding line investment often occurs that the plate needs to be turned over to realize welding in the welding process, so that a clamping cylinder is required to clamp and turn over a workpiece;

The current clamping cylinder stroke is fixed, and the clamping cylinder can completely move according to the maximum stroke after being started, so that the clamping cylinders with different specifications are required to be equipped under different rotating stroke requirements, and the cost is quite high.

Disclosure of utility model

(One) solving the technical problems

The utility model aims to provide a powerful adjustable clamping cylinder so as to solve the problem that the prior art needs to be provided with clamping cylinders with different specifications under different rotating stroke requirements, and the problem of very high cost is solved.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a powerful adjustable clamping cylinder, includes the cylinder body, the upper end fixed mounting of cylinder body has the promotion chamber, the upper end fixed mounting in promotion chamber has the linkage chamber, promote chamber and linkage chamber fixed intercommunication, the internally mounted in promotion chamber has the threaded rod, the upper end threaded connection of threaded rod has the regulation connecting rod, the inside rotation in linkage chamber installs rotation axis one, the outer fixed mounting of rotation axis one has the output shaft, the left end fixedly connected with bent axle of output shaft, the inner fixed mounting of bent axle has the pin, the inner swivelling mounting of pin has the hinge, the upper end fixed mounting of regulation connecting rod has the fixing base, the inner swivelling mounting of fixing base has the connecting axle, the lower extreme and the connecting axle fixed connection of hinge.

Preferably, the inside movable mounting of cylinder body has the cylinder piston, the upper end fixedly connected with cylinder pole of cylinder piston, the upper end of cylinder pole extends to the upper end of cylinder body, the upper end of cylinder pole and the lower extreme fixed connection of threaded rod, this adjustable clamping rod utilizes threaded rod and adjusting connection pole as adjusting structure, realizes electrodeless regulation, is applicable to the clamping demand of multiple stroke, reduction in production cost utilizes the threaded rod to replace original pull rod structure simultaneously, further reduce cost.

Preferably, the lower extreme fixedly connected with of cylinder piston supports the head, the lower extreme of cylinder body is fixedly provided with the mount pad, the lower extreme of supporting the head passes the cylinder body and extends to the inside of mount pad, the inside threaded connection of mount pad has stroke adjusting screw, stroke adjusting screw's lower extreme is fixedly provided with the hexagonal mouth, and stroke adjusting screw and top structure are in the below that supports the head forming limit structure, utilize outside suitable hexagonal instrument to embed in the hexagonal mouth when adjusting, utilize hexagonal instrument and hexagonal mouth rotatory stroke adjusting screw, stroke adjusting screw can reciprocate along the mount pad, realizes limit structure's position control.

Preferably, the upper end movable mounting of stroke adjusting screw has the activity head, buffer spring is installed to the outer end of activity head, the upper end fixed mounting of activity head has the butt plate, buffer spring fixed connection is between butt plate and stroke adjusting screw, the avris fixed mounting of butt plate upper end has sealing washer, and the adjustment position of this clamping cylinder is located its bottommost, and the adjustment process is simple effective, and overall structure is simple and practical simultaneously, need not to set up complicated mechanical structure, and the buffer protection can be formed in the below of butt only to the activity head that the buffer spring collocation of installation can be moved from top to bottom.

Preferably, the pin bearing is fixedly arranged at the outer end of the output shaft, the outer end of the pin bearing extends to the outer end of the linkage cavity, the pointer is fixedly arranged at the outer end of the pin bearing, the dial is fixedly arranged at the outer end of the linkage cavity, the pressing arm is fixedly arranged at the upper end of the pin bearing, the output shaft passively rotates when the movable stroke of the clamping cylinder is regulated, and a user can see the regulated state through the pointer and the dial in the rotating process.

Compared with the prior art, the utility model has the beneficial effects that:

1. The powerful adjustable clamping cylinder utilizes the threaded rod and the adjusting connecting rod as adjusting structures to realize stepless adjustment, is suitable for clamping requirements of various strokes, reduces production cost, and simultaneously utilizes the threaded rod to replace an original pull rod structure, thereby further reducing cost;

2. This powerful adjustable clamping cylinder, adjustment position are located its bottommost, and adjustment process is simple effective, and overall structure is simple and practical simultaneously, need not to set up complicated mechanical structure, and the buffer protection can be formed in the below that supports the head to the movable head that only can the upper and lower activity of buffer spring collocation of installation.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic elevational view of the present utility model;

FIG. 4 is a schematic cross-sectional view of a linkage chamber according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a mounting base according to the present utility model;

FIG. 6 is a schematic diagram of a split structure of a linkage cavity according to the present utility model;

Fig. 7 is a schematic diagram of a cylinder block splitting structure of the present utility model.

In the figure: 1. a cylinder block; 2. a pushing cavity; 3. a linkage cavity; 4. a threaded rod; 5. adjusting the connecting rod; 6. a first rotating shaft; 7. an output shaft; 8. a crankshaft; 9. a pin; 10. a hinge; 11. a fixing seat; 12. a connecting shaft; 13. a cylinder piston; 14. a cylinder rod; 15. abutting the head; 16. a mounting base; 17. a travel adjusting screw; 18. a hexagonal opening; 19. a movable head; 20. a buffer spring; 21. a retaining plate; 22. a sealing gasket; 23. needle bearings; 24. a pointer; 25. a dial; 26. pressing an arm; 27. unlocking the lock pin; 28. and a limiting ring.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 7, the present utility model provides a technical solution: the powerful adjustable clamping cylinder comprises a cylinder body 1, a pushing cavity 2 is fixedly arranged at the upper end of the cylinder body 1, a linkage cavity 3 is fixedly arranged at the upper end of the pushing cavity 2, the pushing cavity 2 is fixedly communicated with the linkage cavity 3, a threaded rod 4 is arranged in the pushing cavity 2, an adjusting connecting rod 5 is connected at the upper end of the threaded rod 4 in a threaded manner, a rotating shaft I6 is rotatably arranged in the linkage cavity 3, an output shaft 7 is fixedly arranged at the outer end of the rotating shaft I6, a crankshaft 8 is fixedly connected at the left end of the output shaft 7, a pin 9 is fixedly arranged at the inner end of the crankshaft 8, a hinge 10 is rotatably arranged at the inner end of the pin 9, a fixing seat 11 is fixedly arranged at the upper end of the adjusting connecting rod 5, a connecting shaft 12 is rotatably arranged at the inner end of the fixing seat 11, a cylinder piston 13 is movably arranged in the cylinder body 1, the upper end of the cylinder piston 13 is fixedly connected with a cylinder rod 14, the upper end of the cylinder rod 14 extends to the upper end of the cylinder body 1, the upper end of the cylinder rod 14 is fixedly connected with the lower end of the threaded rod 4, the cylinder body 1 is started in the use process, the cylinder rod 14 pushes the threaded rod 4 and the adjusting connecting rod 5 to move upwards, under the synergistic effect of the first rotating shaft 6, the crankshaft 8, the pin 9, the hinge 10, the fixed seat 11 and the connecting shaft 12, the output shaft 7 rotates along the first rotating shaft 6 by a connecting rod structure, and during adjustment, the threaded rod 4 is rotated to enable the threaded rod 4 to stretch along threads inside the adjusting connecting rod 5, at the moment, the total length of the threaded rod 4 and the adjusting connecting rod 5 is shortened, the moving range of the connecting rod structure is adjusted, the rotating range of the output shaft 7 is adjusted, the adjustable clamping rod uses the threaded rod 4 and the adjusting connecting rod 5 as the adjusting structure, the stepless adjustment is realized, the clamping requirements of various strokes are met, the production cost is reduced, and meanwhile, the threaded rod 4 is utilized to replace the original pull rod structure, so that the cost is further reduced;

The lower end of the cylinder piston 13 is fixedly connected with a supporting head 15, the lower end of the cylinder body 1 is fixedly provided with a mounting seat 16, the lower end of the supporting head 15 penetrates through the cylinder body 1 and extends into the mounting seat 16, a travel adjusting screw 17 is connected with the inside screw thread of the mounting seat 16, the lower end of the travel adjusting screw 17 is fixedly provided with a hexagonal opening 18, the travel adjusting screw 17 and the structure above the travel adjusting screw form a limit structure below the supporting head 15, an external proper hexagonal tool is used for embedding the travel adjusting screw into the hexagonal opening 18 during adjustment, the travel adjusting screw 17 is rotated by the hexagonal tool and the hexagonal opening 18, the travel adjusting screw 17 can move up and down along the mounting seat 16 to realize the position adjustment of the limit structure, the upper end of the travel adjusting screw 17 is movably provided with a movable head 19, the outer end of the movable head 19 is provided with a buffer spring 20, the upper end of the movable head 19 is fixedly provided with a retaining plate 21, the buffer spring 20 is fixedly connected between the retaining plate 21 and the stroke adjusting screw 17, the side of the upper end of the retaining plate 21 is fixedly provided with a sealing gasket 22, the movable head 19 can only move up and down at the upper end of the stroke adjusting screw 17, the upper end of the retaining plate 21 is provided with a hexagonal groove, the lower end of the retaining head 15 is provided with a hexagonal lug which is matched with the upper end of the retaining plate 21, the retaining plate 21 and the retaining head 15 can form a limit in the rotating direction, the limit between the retaining plate 21 and the retaining head 15 can be utilized to drive the whole cylinder piston 13 and the cylinder rod 14 to rotate when the stroke adjusting screw 17 is rotationally adjusted, thereby realizing the rotating driving of the threaded rod 4, the adjusting position of the clamping cylinder is positioned at the bottommost part of the clamping cylinder, the adjusting process is simple and effective, the whole structure is simple and practical without setting complex mechanical structures, the buffer spring 20 can form buffer protection under the abutting head 15 by being matched with the movable head 19 which can only move up and down;

The pin bearing 23 is fixedly arranged at the outer end of the output shaft 7, the outer end of the pin bearing 23 extends to the outer end of the linkage cavity 3, the pointer 24 is fixedly arranged at the outer end of the pin bearing 23, the dial 25 is fixedly arranged at the outer end of the linkage cavity 3, the pressing arm 26 is fixedly arranged at the upper end of the pin bearing 23, the output shaft 7 passively rotates when the movable stroke of the clamping cylinder is regulated, a user can see the regulated state through the pointer 24 and the dial 25 in the rotating process, the unlocking pin 27 is movably arranged at the upper end of the linkage cavity 3, the lower end of the unlocking pin 27 extends to the inside of the linkage cavity 3, the limiting ring 28 is fixedly arranged at the upper end of the unlocking pin 27, the unlocking pin 27 is positioned at the upper end of the crankshaft 8, the unlocking pin 27 can be pushed to move in the moving process of the crankshaft 8, and when the crankshaft 8 moves downwards, the unlocking pin 27 automatically falls down due to gravity, and a worker can roughly estimate the moving state of the crankshaft 8 according to the action of the unlocking pin 27.

Working principle: during the use, start cylinder body 1, cylinder pole 14 promotes threaded rod 4 and adjusting connection pole 5 upward activity, under the synergism of rotation axis one 6, bent axle 8, pin 9, hinge 10, fixing base 11 and connecting axle 12, make output shaft 7 rotatory along rotation axis one 6 with the connecting rod structure, and during the regulation, rotatory threaded rod 4 makes threaded rod 4 flexible in adjusting connection pole 5's inside along the screw thread, at this moment, threaded rod 4 and adjusting connection pole 5's total length shorten, make connecting rod structure's movable range can be adjusted, thereby realize output shaft 7's rotation range regulation, stroke adjusting screw 17 and its top structure form limit structure in the below of supporting head 15, utilize outside suitable hexagonal instrument to imbed in hexagonal mouth 18 when adjusting, utilize hexagonal instrument and hexagonal mouth 18 rotatory stroke adjusting screw 17, stroke adjusting screw 17 can reciprocate along mount pad 16, realize limit structure's position control, movable head 19 can only reciprocate in the upper end of stroke adjusting screw 17, the angular groove is provided with the hexagonal recess in the lower extreme of supporting head 15 adaptation, thereby can realize between the rotatory head 15 and the rotatory head 15 of supporting head 15 and the limit plate of supporting 15, thereby realize that the rotation of the whole cylinder 15 is realized between the rotatory head 15 and the supporting head 15 and the rotatory head 15 of supporting 15 and the limit plate of supporting 15.

Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. Powerful adjustable clamping cylinder, including cylinder body (1), its characterized in that: the utility model discloses a cylinder body, including cylinder body, linkage chamber (3), fixed connection, connecting rod (5) are installed in the inside of pushing away chamber (2), upper end fixed mounting in cylinder body (1) has pushing away chamber (2), upper end fixed mounting in pushing away chamber (2) has linkage chamber (3), the internally mounted in pushing away chamber (2) has threaded rod (4), the upper end threaded connection of threaded rod (4) has adjusting connection pole (5), the inside rotation of linkage chamber (3) installs rotation axis one (6), the outer fixed mounting of rotation axis one (6) has output shaft (7), the left end fixedly connected with bent axle (8) of output shaft (7), the inner fixed mounting of bent axle (8) has pin (9), the inner swivelling joint of pin (9) has hinge (10), the upper end fixed mounting of adjusting connection pole (5) has fixing base (11), the inner swivelling joint axle (12) of fixing base (11), the lower extreme and connecting axle (12) fixed connection of hinge (10).

2. The force adjustable clamp cylinder of claim 1 wherein: the novel air cylinder is characterized in that an air cylinder piston (13) is movably mounted in the air cylinder body (1), the upper end of the air cylinder piston (13) is fixedly connected with an air cylinder rod (14), the upper end of the air cylinder rod (14) extends to the upper end of the air cylinder body (1), and the upper end of the air cylinder rod (14) is fixedly connected with the lower end of the threaded rod (4).

3. The force adjustable clamp cylinder of claim 2 wherein: the lower extreme fixedly connected with of cylinder piston (13) supports head (15), the lower extreme of cylinder body (1) is fixedly provided with mount pad (16), the lower extreme that supports head (15) passes cylinder body (1) and extends to the inside of mount pad (16), the inside threaded connection of mount pad (16) has stroke adjusting screw (17), the lower extreme of stroke adjusting screw (17) is fixedly provided with hexagonal mouth (18).

4. A strongly adjustable clamping cylinder as claimed in claim 3, characterized in that: the upper end movable mounting of stroke adjusting screw (17) has movable head (19), buffer spring (20) are installed to the outer end of movable head (19), the upper end fixed mounting of movable head (19) has butt plate (21), buffer spring (20) fixed connection is between butt plate (21) and stroke adjusting screw (17), the avris fixed mounting of butt plate (21) upper end has sealing washer (22).

5. The force adjustable clamp cylinder of claim 4 wherein: the needle type bearing (23) is fixedly arranged at the outer end of the output shaft (7), the outer end of the needle type bearing (23) extends to the outer end of the linkage cavity (3), a pointer (24) is fixedly arranged at the outer end of the needle type bearing (23), a dial (25) is fixedly arranged at the outer end of the linkage cavity (3), and a pressing arm (26) is fixedly arranged at the upper end of the needle type bearing (23).

6. The force adjustable clamp cylinder of claim 5 wherein: the upper end of the linkage cavity (3) is movably provided with an unlocking pin (27), the lower end of the unlocking pin (27) extends to the inside of the linkage cavity (3), and the upper end of the unlocking pin (27) is fixedly provided with a limiting ring (28).