CN218984003U

CN218984003U - Five self-adaptation curved surface part clamping device

Info

Publication number: CN218984003U
Application number: CN202320013232.5U
Authority: CN
Inventors: 谢秋晨; 徐慧; 屈龙轩; 刘春鹏; 马文魁; 李伟; 王云飞; 李玥澄
Original assignee: Henan Mechanical and Electrical Vocational College
Current assignee: Henan Mechanical and Electrical Vocational College
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-09
Anticipated expiration: 2033-01-04

Abstract

The utility model discloses a five-axis self-adaptive curved surface part clamping device, and belongs to the technical field of part clamping. The five-axis self-adaptive curved surface part clamping device comprises a mounting bottom plate, the top of the mounting bottom plate is rotationally connected with a rotating shaft through a bearing, the end part of the rotating shaft is fixedly connected with a processing platform, the inner wall of the processing platform is fixedly connected with an electric sliding rail, the surface of the electric sliding rail is slidingly connected with an electric sliding seat, one end of the electric sliding seat is fixedly connected with an L-shaped seat, the top of the L-shaped seat is fixedly connected with a synchronous motor, and the output end of the synchronous motor is fixedly connected with a clamping mechanism; according to the utility model, under the cooperation of the gear disc, the support plate, the movable pull rod and the arc-shaped latch, the gear disc, the support plate, the movable pull rod and the arc-shaped latch can play a limiting role when the rotating shaft rotates, so that the influence of rotation on the processing quality during angle adjustment is avoided, and the processing applicability of curved surface parts is improved.

Description

Five self-adaptation curved surface part clamping device

Technical Field

The utility model relates to the technical field of part clamping, in particular to a five-axis self-adaptive curved surface part clamping device.

Background

In the process of machining curved surface parts by a numerical control five-axis machining machine tool, a clamp is one of indispensable components. Conventionally, a jig is a device for fixing a work object in a machine manufacturing process so as to occupy a correct position for receiving a work or a test.

The utility model patent with the patent publication number of CN214603159U discloses a five-axis curved surface machining fixture of a numerical control machine tool, which comprises: the machining table top is characterized in that a first hydraulic cylinder is arranged in the middle of the first side support in a penetrating mode, a piston rod of the first hydraulic cylinder is fixedly connected with a first pushing clamp plate, a lower portion of the first pushing clamp plate is fixedly connected with a first T-shaped rod penetrating the first side support, the other side of the first pushing clamp plate is fixedly connected with a first V-shaped clamping jaw, a second hydraulic cylinder is arranged in the middle of the second side support in a penetrating mode, a piston rod of the second hydraulic cylinder is fixedly connected with a second pushing clamp plate, the lower portion of the second pushing clamp plate is fixedly connected with a second T-shaped rod penetrating the second side support, the other side of the second pushing clamp plate is fixedly connected with a second V-shaped clamping jaw, two sides above the machining table top are fixedly connected with a U-shaped support, a pressing rod is hinged to the upper side of the U-shaped support, a movable sleeve is arranged in the middle of the pressing rod, the bottom of the movable sleeve is fixedly connected with an electric pushing rod, and the bottom end of the electric pushing rod is fixedly connected with the upper side of the machining table top. The clamping device is compact in structure, and is strong in stability when clamping a workpiece to be machined during machining operation, so that the machining quality of a machined part is improved;

however, the positions in the above patent are inconvenient to perform multi-angle adjustment, so that local properties often exist in the processing process, the processing of curved surface parts is easy to be imperfect, and if the angle is adjusted by a motor, the precise control of the angle is inconvenient.

Therefore, the utility model provides a five-axis self-adaptive curved surface part clamping device aiming at the problem.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a five-axis self-adaptive curved surface part clamping device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a five self-adaptation curved surface part clamping device, includes mounting plate, the top of mounting plate is connected with the axis of rotation through the bearing rotation, the tip fixedly connected with processing platform of axis of rotation, the inner wall fixedly connected with electronic slide rail of processing platform, the surface sliding connection of electronic slide rail has electronic slide, the one end fixedly connected with L type seat of electronic slide, the top fixedly connected with synchronous motor of L type seat, synchronous motor's output fixedly connected with fixture, the surface fixedly connected with gear dish of axis of rotation, the top fixedly connected with backup pad of mounting plate, the inner wall sliding connection of backup pad has movable pull rod, the one end fixedly connected with arc latch of movable pull rod, the inside of arc latch joint toothed disc.

Preferably, the clamping mechanism comprises a concave seat, a positive and negative threaded rod is rotatably connected to an inner concave surface of the concave seat through a bearing, a threaded slide rod is connected to the surface of the positive and negative threaded rod in a threaded mode, an adjusting rod is connected to the inner portion of the threaded slide rod in a sliding mode, an adjusting spring is sleeved on the surface of the adjusting rod, one end of the adjusting spring is fixedly connected with the threaded slide rod, and a rubber pad is fixedly connected to the end portion of the adjusting rod.

Preferably, one end of the positive and negative threaded rod penetrates through the concave seat to be fixedly connected with a rotating handle, and anti-skid patterns are formed on the surface of the rotating handle.

Preferably, a guide rod is fixedly connected between the concave seats, and the guide rod and the threaded slide rod are arranged in a sliding manner.

Preferably, the surface of the supporting plate is fixedly connected with a supporting spring, and the other end of the supporting spring is connected with the arc-shaped latch.

Preferably, a cylinder is fixedly connected to the bottom of the processing platform, and the output end of the cylinder is connected with the clamping mechanism.

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

1. this five self-adaptation curved surface part clamping device passes through under the cooperation between toothed disc, backup pad, movable pull rod and the arc latch, makes it play spacing effect when can rotating the axis of rotation to take place to rotate when having avoided the angle modulation and influence the quality of processing, and then improved curved surface part processing suitability.

2. This five self-adaptation curved surface part clamping device passes through concave seat, the cooperation of positive and negative threaded rod and screw slide bar, makes it can carry out the centre gripping fixedly according to the curved surface part of different thickness to can play the guard action to the curved surface part surface of centre gripping through adjusting lever tip adjusting spring, then through adjusting spring's setting, make it can adjust the centre gripping according to different curved surface radians, guarantee the fastness performance when the centre gripping.

Drawings

FIG. 1 is a schematic structural diagram of a five-axis adaptive curved surface part clamping device according to the present utility model;

fig. 2 is a schematic structural diagram of an installation base plate of the five-axis self-adaptive curved surface part clamping device provided by the utility model;

fig. 3 is a schematic structural diagram of a clamping mechanism of the five-axis self-adaptive curved surface part clamping device provided by the utility model.

In the figure: 1. a mounting base plate; 2. a rotating shaft; 3. a processing platform; 4. an electric slide rail; 5. an electric slide; 6. an L-shaped seat; 7. a synchronous motor; 8. a clamping mechanism; 81. a concave seat; 82. a positive and negative threaded rod; 83. a threaded slide bar; 84. an adjusting rod; 85. an adjusting spring; 86. a rubber pad; 87. a rotating handle; 88. a guide rod; 9. a gear plate; 10. a support plate; 11. a movable pull rod; 12. arc-shaped latch teeth; 13. a support spring; 14. and (3) a cylinder.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-3, a five-axis self-adaptive curved surface part clamping device comprises a mounting base plate 1, a rotating shaft 2 is rotatably connected to the top of the mounting base plate 1 through a bearing, a processing platform 3 is fixedly connected to the end part of the rotating shaft 2, an electric sliding rail 4 is fixedly connected to the inner wall of the processing platform 3, an electric sliding seat 5 is slidably connected to the surface of the electric sliding rail 4, an L-shaped seat 6 is fixedly connected to one end of the electric sliding seat 5, a synchronous motor 7 is fixedly connected to the top of the L-shaped seat 6, a clamping mechanism 8 is fixedly connected to the output end of the synchronous motor 7, a gear disc 9 is fixedly connected to the surface of the rotating shaft 2, a supporting plate 10 is fixedly connected to the top of the mounting base plate 1, a movable pull rod 11 is slidably connected to the inner wall of the supporting plate 10, an arc-shaped clamping tooth 12 is fixedly connected to one end of the movable pull rod 11, and the arc-shaped clamping tooth 12 is clamped inside the gear disc 9.

According to the utility model, the rotary shaft 2 rotates to enable the machining platform 3 to rotate at multiple angles so as to machine curved surface parts at multiple angles, the movable pull rod 11 on the inner wall of the supporting plate 10 pulls to enable the arc-shaped clamping teeth 12 to be adjusted and moved so as to separate or clamp the arc-shaped clamping teeth 12 and the gear disc 9, the limiting performance of the rotary shaft 2 during rotation is guaranteed, the stabilizing effect of the machining platform 3 is further guaranteed, then the electric sliding seat 5 on the surface of the electric sliding rail 4 can be driven by driving the electric sliding rail 4, the distance between the synchronous motor 7 can be adjusted, and at the moment, the clamping mechanism 8 can be rotated by driving the synchronous motor 7 so as to rotate the curved surface parts at multiple angles again, so that the applicability during machining is improved.

Referring to fig. 3, the clamping mechanism 8 includes a concave seat 81, an inner concave surface of the concave seat 81 is rotatably connected with a forward and reverse threaded rod 82 through a bearing, a threaded slide rod 83 is screwed on the surface of the forward and reverse threaded rod 82, an adjusting rod 84 is slidably connected inside the threaded slide rod 83, an adjusting spring 85 is sleeved on the surface of the adjusting rod 84, one end of the adjusting spring 85 is fixedly connected with the threaded slide rod 83, and a rubber pad 86 is fixedly connected with the end of the adjusting rod 84.

In the utility model, by arranging the concave seat 81, a curved surface part can be placed between the threaded slide bars 83, then the threaded slide bars 83 can be moved by rotating the positive and negative threaded bars 82, the curved surface part can be clamped, and by arranging the rubber pad 86 at one end of the adjusting rod 84, the curved surface part can be buffered and protected during clamping, and by adjusting the elasticity of the spring 85, the lengths of different adjusting rods 84 can be automatically adjusted, so that the clamping and fixing can be performed according to the positions of different curved surface parts, and the stability during clamping can be ensured.

Referring to fig. 3, one end of the forward and reverse threaded rod 82 is fixedly connected with a rotating handle 87 through the concave seat 81, and anti-slip patterns are formed on the surface of the rotating handle 87.

In the utility model, the forward and reverse threaded rod 82 can be synchronously rotated by rotating the rotating handle 87, and then the anti-skid effect of the hand of a user can be improved by arranging anti-skid patterns.

Referring to fig. 3, a guide rod 88 is fixedly connected between the concave seats 81, and the guide rod 88 and the threaded slide rod 83 are slidably arranged.

In the utility model, the guide rod 88 can play a limiting role in the moving process of the threaded slide rod 83, so that the problems of autorotation and the like caused by the rotation of the threaded slide rod 83 due to threads are prevented.

Referring to fig. 2, a support spring 13 is fixedly connected to a surface of the support plate 10, and the other end of the support spring 13 is connected to the arc-shaped latch 12.

In the utility model, the arc-shaped latch 12 can be automatically reset under the action of the rebound force of the supporting spring 13, so that the stability between the supporting plate 10 and the arc-shaped latch 12 is ensured.

Referring to fig. 1, a cylinder 14 is fixedly connected to the bottom of the processing platform 3, and an output end of the cylinder 14 is connected to the clamping mechanism 8.

In the utility model, the clamping mechanism 8 can be adjusted in height by driving the air cylinder 14 so as to be convenient for processing the inclined angle of the curved surface part, thereby further enhancing the multifunction of part processing.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Five self-adaptation curved surface part clamping device, including mounting plate (1), its characterized in that, the top of mounting plate (1) is connected with axis of rotation (2) through the bearing rotation, the tip fixedly connected with processing platform (3) of axis of rotation (2), the inner wall fixedly connected with electronic slide rail (4) of processing platform (3), the surface sliding connection of electronic slide rail (4) has electronic slide (5), the one end fixedly connected with L type seat (6) of electronic slide (5), the top fixedly connected with synchronous motor (7) of L type seat (6), the output fixedly connected with fixture (8) of synchronous motor (7), the fixed surface of axis of rotation (2) is connected with gear (9), the top fixedly connected with backup pad (10) of mounting plate (1), the inner wall sliding connection of backup pad (10) has movable pull rod (11), the one end fixedly connected with arc latch (12) of movable pull rod (11), the inside of arc latch (12) joint rim plate (9).

2. The five-axis self-adaptive curved surface part clamping device according to claim 1, wherein the clamping mechanism (8) comprises a concave seat (81), a positive and negative threaded rod (82) is rotatably connected to a concave surface in the concave seat (81) through a bearing, a threaded slide rod (83) is connected to the surface of the positive and negative threaded rod (82) in a threaded manner, an adjusting rod (84) is connected to the inner portion of the threaded slide rod (83) in a sliding manner, an adjusting spring (85) is sleeved on the surface of the adjusting rod (84), one end of the adjusting spring (85) is fixedly connected with the threaded slide rod (83), and a rubber pad (86) is fixedly connected to the end of the adjusting rod (84).

3. The five-axis self-adaptive curved surface part clamping device according to claim 2, wherein one end of the positive and negative threaded rod (82) penetrates through the concave seat (81) and is fixedly connected with a rotating handle (87), and anti-skidding patterns are formed on the surface of the rotating handle (87).

4. The five-axis self-adaptive curved surface part clamping device according to claim 2, wherein a guide rod (88) is fixedly connected between the concave seats (81), and the guide rod (88) and the threaded slide rod (83) are arranged in a sliding mode.

5. The five-axis self-adaptive curved surface part clamping device according to claim 1, wherein a supporting spring (13) is fixedly connected to the surface of the supporting plate (10), and the other end of the supporting spring (13) is connected with an arc-shaped latch (12).

6. The five-axis self-adaptive curved surface part clamping device according to claim 1, wherein an air cylinder (14) is fixedly connected to the bottom of the machining platform (3), and the output end of the air cylinder (14) is connected with a clamping mechanism (8).