Cam structure for driving clamp moving

Abstract

The utility model provides a cam structure for driving a movable clamp, relates to the technical field of cam driving structures, and aims to solve the problems that most movable clamp driving cam structures need to be arranged in a bidirectional manner, the arrangement of the bidirectional driving cam structures occupies more operation space, and the stability of a cam is difficult to guarantee under the condition of high-speed movement. Comprising a movable support, a movable clamp body, a positioning supporting block, a movable supporting column and a driving supporting wheel. A movable carrying groove is formed in the side face of the movable support. The movable clamp main body is arranged on the inner side of the movable carrying groove; a positioning supporting groove is formed in the side face of the positioning supporting block. The movable supporting column is rotationally arranged on the side face of the positioning supporting block. The driving supporting wheel is rotationally arranged on the inner side of the rotating carrying groove; and the driving supporting column is matched with the driving supporting wheel to drive the driving convex ring to continuously rotate, so that the driving convex ring is matched with the first shaft block and the second shaft block to support the whole movable supporting column for reciprocating rotation adjustment, and the connecting supporting shaft is matched with supporting of the movable support to drive the movable clamp body to reciprocate.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of cam drive structure, more specifically, it is especially related to a cam structure for driving tongs. BACKGROUND

[0002] In the field of mechanical transmission, the tong mechanism is widely used in automation equipment, industrial robots, precision assembly systems and material handling devices, etc., which realizes the grabbing, carrying and positioning operation of workpieces by precisely controlling the movement and clamping action of the tong body. At present, the common driving modes of tongs include cylinder driving, electric push rod driving and cam driving, etc.

[0003] Based on the above, most of the current tong driving cam structures need to be set in two directions. The driving cam structure set in two directions occupies more operation space, making the operation of the driven tong structure cumbersome and limited. At the same time, most of the driving cam structures need to be driven by double cam setting, which is difficult to ensure stability under high-speed motion of the cam. UTILITY MODEL CONTENTS

[0004] In order to solve the above technical problems, the utility model provides a cam structure for driving tongs to solve the problem that most of the tong driving cam structures need to be set in two directions. The driving cam structure set in two directions occupies more operation space, making the operation of the driven tong structure cumbersome and limited. At the same time, most of the driving cam structures need to be driven by double cam setting, which is difficult to ensure stability under high-speed motion of the cam.

[0005] The utility model relates to a cam structure for driving tongs, which is achieved by the following specific technical means:

[0006] A cam structure for driving tongs, which core components include the following parts: a moving support, a tong main body, a positioning support block, a moving support column and a driving support wheel;

[0007] The moving support side is provided with a moving loading groove; the tong main body is arranged inside the moving loading groove, one end of the tong main body is provided with a connecting side groove, a first shaft piece is rotatably arranged inside the connecting side groove, a connecting shaft is arranged inside the connecting side groove, and connecting sleeve grooves are arranged at both ends of the connecting shaft; the positioning support block side is provided with a positioning support groove; the moving support column is rotatably arranged on the side of the positioning support block, a locking hole is arranged at the top of the moving support column, a limiting groove is arranged on the side of the moving support column, and a rotating loading groove is arranged at the bottom of the moving support column; the driving support wheel is rotatably arranged inside the rotating loading groove, and a driving convex ring is fixedly arranged on the outside of the driving support wheel.

[0008] Further, one end of the connecting shaft is further provided with a connecting block, a connecting groove, a second shaft and a locking hole; the connecting block is sleeved on one end of the connecting shaft, the connecting groove is opened on the side surface of the connecting block, the second shaft is rotatably arranged in the inner side of the connecting groove, and the locking hole is opened on the side surface of the connecting block.

[0009] Further, the side surface of the positioning block is further provided with a fixedly arranged fixing groove and a positioning shaft; the fixing groove is opened on the side surface of the positioning block, and the positioning shaft is arranged in the inner side of the fixing groove.

[0010] Further, the bottom of the moving support column is further provided with a mounting hole, a first shaft block and a second shaft block; the mounting hole is opened at both ends of the bottom of the moving support column, and the first shaft block and the second shaft block are rotatably arranged in the inner side of the mounting hole.

[0011] Further, the side surface of the driving support wheel is further provided with a driving support groove and a driving support column; the driving support groove is opened on the side surface of the driving support wheel, and the driving support column is arranged in the inner side of the driving support groove.

[0012] The cam structure for driving the movable forceps has the following beneficial effects:

[0013] The utility model discloses a movable support, movable forceps main part, positioning block, moving support column and driving support wheel are set up, realized following optimization effect:

[0014] Positioning and rotating mechanism: the cooperation of the positioning block and the positioning shaft provides a stable and adjustable rotating bearing base for the moving support column, so that the moving support column can be driven to move in a fixed point through rotation;

[0015] Efficient and stable transmission connection: the adaptive design of the locking hole and the locking hole ensures the efficiency and reliability of power transmission while realizing the firm connection of the moving support column and the connecting block, and the rotation of the moving support column can accurately drive the position adjustment of the connecting block, avoiding the problems such as slipping and loosening in the traditional connection mode, and greatly improving the durability of the overall structure;

[0016] Continuous and stable driving system: the cooperative work of the driving support column and the driving support wheel can continuously and stably drive the driving convex ring to rotate, and the driving convex ring forms bidirectional support to the moving support column through the first shaft block and the second shaft block, realizing the accurate control of reciprocating rotation, which not only improves the transmission efficiency of driving force, but also reduces the wear of parts through reasonable mechanical distribution, prolonging the service life of the mechanism;

[0017] Precise forceps movement control: the linkage design of the moving support and the connecting block, combined with the support structure of the connecting shaft and the moving support, can efficiently convert the rotating motion into the linear reciprocating motion of the forceps main body, and through the optimization of the driving support wheel and the driving convex ring single cam structure, the high-precision control of the forceps action is realized, and the occupation of the operation space is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is the structure schematic diagram of the forceps and the convex whole assembly of the utility model;

[0019] Figure 2 is the structure schematic diagram of the moving support whole assembly of the utility model;

[0020] Figure 3 is the structure schematic diagram of the forceps main body whole assembly of the utility model;

[0021] Figure 4 is the structure schematic diagram of the positioning block whole assembly of the utility model;

[0022] Figure 5 is the structure schematic diagram of the moving support whole assembly of the utility model;

[0023] Figure 6 is the structure schematic diagram of the driving support wheel whole assembly of the utility model.

[0024] REFERENCE SIGNS:

[0025] 1, moving support;

[0026] 101, moving groove;

[0027] 2, forceps main body;

[0028] 201, connecting side groove; 202, first shaft; 203, connecting shaft; 204, connecting sleeve groove; 205, connecting block; 206, connecting groove; 207, second shaft; 208, locking hole;

[0029] 3, positioning block;

[0030] 301, fixed support groove; 302, positioning groove; 303, positioning shaft;

[0031] 4, moving support;

[0032] 401, locking hole; 402, limiting support groove; 403, mounting hole; 404, first shaft block; 405, second shaft block; 406, rotating groove;

[0033] 5, driving support wheel;

[0034] 501. Drive support groove; 502. Drive support column; 503. Drive convex ring. Detailed Implementation

[0035] The embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples.

[0036] Example 1: As Figures 1 to 6 As shown, the present invention provides a cam structure for driving a transfer clamp, including a movable support 1, a transfer clamp body 2, a positioning block 3, a movable support column 4, and a drive wheel 5;

[0037] The movable support 1 has a movable loading groove 101 on its side; the moving clamp body 2 is set inside the movable loading groove 101, and a connecting side groove 201 is set at one end of the moving clamp body 2. A first shaft 202 is rotatably set inside the connecting side groove 201, and a connecting support shaft 203 is set inside the connecting side groove 201. Connecting sleeve grooves 204 are set at both ends of the connecting support shaft 203; the positioning block 3 has a positioning support groove 302 on its side; the movable support column 4 is rotatably set on the side of the positioning block 3. A locking hole 401 is set at the top of the movable support column 4, a limit support groove 402 is set on the side of the movable support column 4, and a rotating loading groove 406 is set at the bottom of the movable support column 4; the drive support wheel 5 is rotatably set inside the rotating loading groove 406, and a drive protrusion ring 503 is fixedly set on the outside of the drive support wheel 5.

[0038] Example 2: Figures 2 to 6 As shown, the bottom of the movable support column 4 is also provided with mounting holes 403, a first shaft block 404, and a second shaft block 405; the mounting holes 403 are opened at both ends of the bottom of the movable support column 4, and the first shaft block 404 and the second shaft block 405 are rotatably disposed inside the mounting holes 403; the side of the drive support wheel 5 is also provided with a drive groove 501 and a drive support column 502; the drive groove 501 is opened on the side of the drive support wheel 5, and the drive support column 502 is disposed inside the drive groove 501; the first shaft block 404 cooperates with the second shaft block 405 to support the drive convex ring 503, so that when the drive support wheel 5 drives the drive convex ring 503 to rotate, it can drive the movable support column 4 to rotate and adjust.

[0039] Example 3: Figures 2 to 6As shown, the one end of the connecting shaft 203 is further provided with a connecting block 205, a connecting groove 206, a second shaft 207 and a locking hole 208; the connecting block 205 is sleeved on the one end of the connecting shaft 203, the connecting groove 206 is arranged on the side of the connecting block 205, the second shaft 207 is rotatably arranged in the connecting groove 206, and the locking hole 208 is arranged on the side of the connecting block 205; the side of the positioning block 3 is further provided with a fixedly arranged fixing groove 301 and a positioning shaft 303; the fixing groove 301 is arranged on the side of the positioning block 3, and the positioning shaft 303 is arranged in the fixing groove 302; the locking hole 208 cooperates with the locking hole 401 to enable the transmission and fixation between the movable support 4 and the connecting block 205.

[0040] The specific use mode and effect of the embodiment: in use, the positioning block 3 cooperates with the positioning shaft 303 to position and rotate the movable support 4 as a whole, the locking hole 208 cooperates with the locking hole 401 to fixedly connect the movable support 4 and the connecting block 205, the driving support 502 drives the driving roller 5 to rotate, the driving convex ring 503 pushes the movable support 4 as a whole, the movable support 4 cooperates with the connecting block 205 to push and pull the connecting shaft 203, the connecting shaft 203 cooperates with the movable support 1 to drive the moving forceps main body 2 to move.

Claims

1. A cam structure for driving a moving forceps, mainly comprising the following parts: a moving support (1), a moving forceps body (2), a positioning support block (3), a moving support column (4) and a driving support wheel (5). The mobile support (1) is provided with a mobile loading groove (101) on the side; the mobile forceps main body (2) is arranged inside the mobile loading groove (101), and the mobile forceps main body (2) is provided with a connecting side groove (201) at one end; the first shaft part (202) is rotatably arranged inside the connecting side groove (201); the connecting support shaft (203) is arranged inside the connecting side groove (201); and the connecting sleeve groove (204) is arranged at the two ends of the connecting support shaft (203); characterized in that, The positioning support block (3) is provided with a positioning support groove (302) on the side surface; the moving support column (4) is rotatably arranged on the side surface of the positioning support block (3), the top of the moving support column (4) is provided with a locking connecting hole (401), the side surface of the moving support column (4) is provided with a limiting support groove (402), and the bottom of the moving support column (4) is provided with a rotating load groove (406); the driving support wheel (5) is rotatably arranged inside the rotating load groove (406), and the outer side of the driving support wheel (5) is fixedly provided with a driving convex ring (503).

2. The cam structure for driving a moving forceps according to claim 1, further characterized in that the connecting shaft (203) is further provided with a connecting support block (205), a connecting support groove (206), a second shaft (207) and a locking opening (208) at one end; the connecting support block (205) is sleeved on one end of the connecting shaft (203), the connecting support groove (206) is provided on the side surface of the connecting support block (205), the second shaft (207) is rotatably arranged inside the connecting support groove (206), and the locking opening (208) is provided on the side surface of the connecting support block (205).

3. The cam structure for driving a moving forceps according to claim 1, further characterized in that the side surface of the positioning support block (3) is further provided with a fixed support groove (301) and a positioning support shaft (303); the fixed support groove (301) is provided on the side surface of the positioning support block (3), and the positioning support shaft (303) is arranged inside the positioning support groove (302).

4. The cam structure for driving a moving forceps according to claim 1, further characterized in that the bottom of the moving support column (4) is further provided with a mounting support hole (403), a first shaft block (404) and a second shaft block (405); the mounting support hole (403) is provided at both ends of the bottom of the moving support column (4), and the first shaft block (404) and the second shaft block (405) are rotatably arranged inside the mounting support hole (403).

5. The cam structure for driving a moving forceps according to claim 1, further characterized in that the side surface of the driving support wheel (5) is further provided with a driving support groove (501) and a driving support column (502); the driving support groove (501) is provided on the side surface of the driving support wheel (5), and the driving support column (502) is arranged inside the driving support groove (501).

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