Clamping and positioning tool for special-shaped cylinder barrel machining

Abstract

The utility model relates to the technical field of cylinder barrel machining, in particular to a clamping and positioning tool for special-shaped cylinder barrel machining, which comprises an operation plate, an anti-skid pad is fixedly mounted at the upper end of the operation plate, threaded rods are rotatably connected to the left end and the right end of the operation plate, and threads at the front ends and the rear ends of the two threaded rods are symmetrically arranged. The front end and the rear end of each threaded rod are both in threaded connection with a moving block, a mounting plate is rotationally connected between the two moving blocks through a driving rod, a special-shaped cylinder barrel needing to be machined is placed on an anti-skid pad, one end of the special-shaped cylinder barrel makes contact with a rubber pad on a baffle, one end of the special-shaped cylinder barrel is limited, then a servo motor is started to drive the threaded rods to rotate, and the special-shaped cylinder barrel can be machined. The threaded rod drives the two moving blocks to move towards the inner side synchronously, the mounting box is pushed towards the inner side, and when the outer end of the telescopic rod at the inner end of the mounting box makes contact with the outer wall of the special-shaped cylinder barrel, the outer end of the telescopic rod moves towards the inner side through the second compression spring, so that the special-shaped cylinder barrel is fixed, and displacement of the special-shaped cylinder barrel during machining is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of cylinder barrel processing, in particular to a clamping and positioning tool for processing special-shaped cylinder barrels. Background Art

[0002] The hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has a simple structure and reliable operation. When using it to achieve reciprocating motion, the deceleration device can be eliminated, and there is no transmission gap and the movement is smooth. Therefore, it is widely used in the hydraulic systems of various machines.

[0003] The existing special-shaped cylinder barrels do not have corresponding clamping equipment and can only be clamped manually by staff, which has poor clamping effect. In addition, when processing the workpiece, the workpiece often deviates, which not only reduces the processing efficiency but also reduces the quality of the workpiece after forming. Therefore, the utility model proposes a clamping and positioning tool for processing special-shaped cylinder barrels to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a clamping and positioning tool for machining special-shaped cylinders to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping and positioning tool for processing a special-shaped cylinder, comprising: an operating plate, an anti-slip pad is fixedly installed on the upper end of the operating plate, both left and right ends of the operating plate are rotatably connected with threaded rods, the front and rear ends of the two threaded rods are symmetrically arranged with threads, the front and rear ends of each of the threaded rods are threadedly connected with a moving block, and a mounting plate is rotatably connected between the two moving blocks through a driving rod;

[0006] One end of the mounting plate is connected to a mounting box through a slideway, an opening of the mounting box is fixed with a fixing plate by bolts, a plurality of telescopic rods are elastically connected in the mounting box, one end of the telescopic rod slides through the fixing plate and is fixedly installed with an anti-slip sleeve.

[0007] Preferably, a rotating shaft is rotatably connected to the lower side of the front end of the operating panel, the upper end of the rotating shaft passes through the operating panel and is fixedly installed with a driving bevel gear, the front, rear, left and right sides of the operating panel are rotatably connected with rotating rods, and driven bevel gears are fixedly installed on the left and right side walls of the rotating rods, and the driven bevel gear is fixedly installed on one end of the threaded rod, the outer walls of two adjacent driven bevel gears are meshed and connected, and the adjacent driven bevel gears are meshed and connected with the outer walls of the driving bevel gear.

[0008] Preferably, a baffle is fixedly mounted on the upper end of the operating panel, a rubber pad is fixedly mounted on one end of the baffle, and the baffle is located between the anti-slip pad and the active bevel gear.

[0009] Preferably, the lower end of the moving block is slidably connected to the upper end of the operating plate, one end of the driving rod is rotatably connected to the moving block, and the other end is rotatably connected to one end of the mounting plate.

[0010] Preferably, a slide groove is provided at the other end of the mounting plate, and the slide groove is convex. Through holes are provided at the front and rear sides of the upper end of the mounting plate, and the through holes are connected to the slide groove.

[0011] Preferably, a limit rod is provided at the upper end of the mounting plate, and the limit rod is U-shaped. The two ends of the lower side of the limit rod are slidably inserted into the through hole, and a spring is sleeved on the outer wall of the two ends of the lower side of the limit rod. One end of the spring is fixedly installed on the outer port of the through hole, and the other end is fixedly installed on the inner side of the upper end of the limit rod.

[0012] Preferably, a slide bar is fixedly mounted on the outer wall of one end of the installation box, and limiting holes are opened on the front and rear sides of the upper end of the slide bar. One end of the slide bar is slidably inserted into the slide groove, and the lower end of the limiting rod is inserted into the limiting hole.

[0013] Preferably, the other end of each telescopic rod is fixedly mounted on the inner wall of the installation box, a baffle is fixedly mounted on the outer wall of the other end of each telescopic rod, a spring 2 is sleeved on the outer wall of each telescopic rod, one end of the spring 2 is fixedly mounted in the installation box, and the other end is fixedly mounted on the inner end of the baffle.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The special-shaped cylinder to be processed is placed on the anti-slip pad with one end in contact with the rubber pad on the baffle, and one end of the special-shaped cylinder is limited. Then the servo motor is started to drive the threaded rod to rotate, and the threaded rod drives the two moving blocks to move inward synchronously to push the installation box inward. When the outer end of the telescopic rod at the inner end of the installation box contacts the outer wall of the special-shaped cylinder, the outer end of the telescopic rod moves inward through compression spring 2, thereby fixing the special-shaped cylinder to prevent it from displacement during processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a top view schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the connection between the mounting plate and the mounting box of the utility model;

[0018] Figure 3 This is a schematic diagram of the installation plate and the installation box of the utility model;

[0019] Figure 4 This is a front view of the installation box of the utility model;

[0020] Figure 5 This is a schematic diagram of the internal structure of the installation box of the utility model.

[0021] In the figure: 1. operating panel; 2. rotating rod; 3. threaded rod; 4. rotating shaft; 5. active bevel gear; 6. driven bevel gear; 7. moving block; 8. driving rod; 9. baffle; 10. mounting plate; 11. slide groove; 12. through hole; 13. limit rod; 14. spring 1; 15. mounting box; 16. slide bar; 17. fixing plate; 18. telescopic rod; 19. anti-slip sleeve; 20. ring; 21. spring 2; 22. anti-slip pad. DETAILED DESCRIPTION

[0022] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present utility model, it should be noted that the terms "center", "middle", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "first", "second", "third", "fourth", "fifth", "sixth" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] For the purpose of simplicity and illustration, the principles of the embodiments are mainly described by reference to examples. In the following description, many specific details are proposed to provide a thorough understanding of the embodiments. However, it is obvious that for those of ordinary skill in the art, these embodiments may not be limited to these specific details in practice. In some instances, known methods and structures are not described in detail to avoid making these embodiments unnecessarily difficult to understand. In addition, all embodiments can be used in combination with each other.

[0026] See also Figures 1 to 5 The utility model provides a technical solution: a clamping and positioning tool for processing special-shaped cylinders, comprising: an operating panel 1, an anti-skid pad 22 is fixedly installed on the upper end of the operating panel 1, threaded rods 3 are rotatably connected at both ends of the operating panel 1, and the threads at the front and rear ends of the two threaded rods 3 are symmetrically arranged, a rotating shaft 4 is rotatably connected at the lower side of the front end of the operating panel 1, a servo motor is installed at the lower end of the operating panel 1, the output end of the servo motor is fixedly connected to the lower end of the rotating shaft 4, the upper end of the rotating shaft 4 passes through the operating panel 1 and is fixedly installed with a driving bevel gear 5, the front and rear left and right sides of the operating panel 1 are rotatably connected with rotating rods 2, and driven bevel gears 6 are fixedly installed on the side walls of the left and right ends of the rotating rod 2, and the threaded rods 2 are fixedly installed on the left and right ends of the rotating rod 2. A driven bevel gear 6 is fixedly installed at one end of the rod 3, the outer walls of two adjacent driven bevel gears 6 are meshed and connected, and the adjacent driven bevel gears 6 are meshed and connected with the outer walls of the driving bevel gear 5. The front and rear ends of each threaded rod 3 are threadedly connected with a moving block 7, and a mounting plate 10 is rotatably connected between the two moving blocks 7 through a driving rod 8. The lower end of the moving block 7 is slidably connected to the upper end of the operating panel 1, one end of the driving rod 8 is rotatably connected to the moving block 7, and the other end is rotatably connected to one end of the mounting plate 10. The servo motor can drive the rotating shaft 4 and the driving bevel gear 5 to rotate forward and reverse, thereby driving the rotating rod 2 and the threaded rod 3 to rotate, thereby driving the two moving blocks 7 on the threaded rod 3 to move synchronously inward or outward.

[0027] A baffle 9 is fixedly installed on the upper end of the operating panel 1, and a rubber pad is fixedly installed on one end of the baffle 9. The baffle 9 is located between the anti-slip pad 22 and the active bevel gear 5. The special-shaped cylinder to be processed is placed on the anti-slip pad 22 with one end in contact with the rubber pad on the baffle 9 to limit one end of the special-shaped cylinder.

[0028] One end of the mounting plate 10 is connected to the mounting box 15 by a slideway, and the other end of the mounting plate 10 is provided with a slide groove 11, which is convex. Through holes 12 are provided on the front and rear sides of the upper end of the mounting plate 10, and the through hole 12 is connected with the slide groove 11. A limiting rod 13 is provided on the upper end of the mounting plate 10, and the limiting rod 13 is U-shaped. The lower ends of the limiting rod 13 are slidably inserted into the through hole 12, and springs 14 are sleeved on the outer walls of the lower ends of the limiting rod 13. One end of the spring 14 is fixedly installed on the outer port of the through hole 12, and the other end is fixedly installed on the inner side of the upper end of the limiting rod 13. When the spring 14 is in a balanced state, the lower end of the limiting rod 13 is located in the slide groove 11.

[0029] A slide bar 16 is fixedly installed on the outer wall of one end of the installation box 15. The slide bar 16 is convex, and limit holes are provided on the front and rear sides of the upper end of the slide bar 16. By stretching the spring 14, the lower end of the limit rod 13 is pulled out of the slide groove 11, and one end of the slide bar 16 is slid into the slide groove 11, and then the limit rod 13 is released. Under the reaction force of the spring 14, the lower end of the limit rod 13 is inserted into the limit hole, and the installation box 15 is fixed to one side of the installation plate 10, which facilitates the disassembly and assembly of the installation box 15.

[0030] A fixing plate 17 is fixedly installed at the opening of the installation box 15 by bolts, and a plurality of telescopic rods 18 are elastically connected in the installation box 15. One end of the telescopic rod 18 slides out of the fixing plate 17 and is fixedly installed with an anti-slip sleeve 19. The other end of each telescopic rod 18 is fixedly installed on the inner wall of the installation box 15, and a ring 20 is fixedly installed on the outer wall of the other end of each telescopic rod 18. A spring 21 is sleeved on the outer wall of each telescopic rod 18, one end of the spring 21 is fixedly installed in the installation box 15, and the other end is fixedly installed on the inner end of the ring 20. The ring 20 is located in the fixing plate 17. When the outer end of the telescopic rod 18 contacts an object, it can move into the installation box 15 by compressing the spring 21.

[0031] When the device is working, the special-shaped cylinder to be processed is placed on the anti-slip pad 22 and one end is in contact with the rubber pad on the baffle 9, one end of the special-shaped cylinder is limited, and then the servo motor is started to drive the threaded rod 3 to rotate, and the threaded rod 3 drives the two moving blocks 7 to move inward synchronously, pushing the installation box 15 inward, and when the outer end of the telescopic rod 18 at the inner end of the installation box 15 contacts the outer wall of the special-shaped cylinder, the outer end of the telescopic rod 18 moves inward through the compression spring 21, thereby fixing the special-shaped cylinder.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A clamping and positioning tool for processing a special-shaped cylinder, comprising: An operating panel (1), the upper end of which is fixedly provided with an anti-skid pad (22), the left and right ends of the operating panel (1) are both rotatably connected with threaded rods (3), the front and rear ends of the two threaded rods (3) are symmetrically arranged with threads, and the front and rear ends of each of the threaded rods (3) are threadedly connected with a moving block (7), and a mounting plate (10) is rotatably connected between the two moving blocks (7) via a driving rod (8); One end of the mounting plate (10) is connected to a mounting box (15) through a slideway, a fixing plate (17) is fixedly installed at the opening of the mounting box (15) by means of bolts, a plurality of telescopic rods (18) are elastically connected inside the mounting box (15), one end of the telescopic rod (18) slides out of the fixing plate (17) and is fixedly installed with an anti-slip sleeve (19).

2. The clamping and positioning tool for machining a special-shaped cylinder according to claim 1, characterized in that: The lower side of the front end of the operating panel (1) is rotatably connected to a rotating shaft (4), the upper end of the rotating shaft (4) passes through the operating panel (1) and is fixedly mounted with a driving bevel gear (5), the front, rear, left and right sides of the operating panel (1) are rotatably connected to rotating rods (2), the left and right side walls of the rotating rods (2) are fixedly mounted with driven bevel gears (6), one end of the threaded rod (3) is fixedly mounted with the driven bevel gear (6), the outer walls of two adjacent driven bevel gears (6) are meshedly connected, and the outer walls of adjacent driven bevel gears (6) and the driving bevel gear (5) are meshedly connected.

3. The clamping and positioning tool for machining a special-shaped cylinder according to claim 1, characterized in that: A baffle (9) is fixedly mounted on the upper end of the operating panel (1), a rubber pad is fixedly mounted on one end of the baffle (9), and the baffle (9) is located between the anti-slip pad (22) and the active bevel gear (5).

4. The clamping and positioning tool for machining a special-shaped cylinder according to claim 1, characterized in that: The lower end of the moving block (7) is slidably connected to the upper end of the operating plate (1), one end of the driving rod (8) is rotatably connected to the moving block (7), and the other end is rotatably connected to one end of the mounting plate (10).

5. The clamping and positioning tool for machining a special-shaped cylinder according to claim 1, characterized in that: The other end of the mounting plate (10) is provided with a slide groove (11), which is convex. The front and rear sides of the upper end of the mounting plate (10) are both provided with through holes (12), and the through holes (12) are connected to the slide groove (11).

6. The clamping and positioning tool for machining a special-shaped cylinder according to claim 1, characterized in that: A limiting rod (13) is provided at the upper end of the mounting plate (10), the limiting rod (13) is U-shaped, and the lower ends of the limiting rod (13) are slidably inserted into the through hole (12), and the outer walls of the lower ends of the limiting rod (13) are sleeved with a spring (14), one end of the spring (14) is fixedly mounted on the outer end of the through hole (12), and the other end is fixedly mounted on the inner side of the upper end of the limiting rod (13).

7. The clamping and positioning tool for machining a special-shaped cylinder according to claim 1, characterized in that: A slide bar (16) is fixedly mounted on the outer wall of one end of the installation box (15), and a limiting hole is provided on the front and rear sides of the upper end of the slide bar (16). One end of the slide bar (16) is slidably inserted into the slide groove (11), and the lower end of the limiting rod (13) is inserted into the limiting hole.

8. The clamping and positioning tool for machining a special-shaped cylinder according to claim 1, characterized in that: The other end of each telescopic rod (18) is fixedly mounted on the inner wall of the installation box (15), a circular ring (20) is fixedly mounted on the outer wall of the other end of each telescopic rod (18), a spring (21) is sleeved on the outer wall of each telescopic rod (18), one end of the spring (21) is fixedly mounted in the installation box (15), and the other end is fixedly mounted on the inner end of the circular ring (20).

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