Fixing clamp for wheel hub machining

Abstract

The utility model belongs to the technical field of wheel hub machining, and particularly relates to a fixing clamp for wheel hub machining, which comprises a base, a fixing table is arranged at the top of the base, an air cylinder is mounted at the top of the fixing table, the output end of the air cylinder is connected with a clamping block, and two stand columns are symmetrically distributed at the top of the base. Two lead screws penetrate through the top of the base, one end of each lead screw is connected with a first bevel gear, the interior of the base is connected with a supporting plate, and a double-head motor is installed in the base. And then the two lead screws are driven to rotate by utilizing the meshing relation between the first conical teeth and the second conical teeth, and the threaded connecting blocks in threaded connection with the outer walls of the two lead screws can drive the fixing table to ascend and descend along with rotation of the two lead screws, so that height adjustment is achieved, and the practicability of the fixing clamp for wheel hub machining is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to wheel hub machining technical field, and specifically relates to the fixed clamp for wheel hub machining. BACKGROUND

[0002] The fixed clamp for wheel hub machining is a tool specially designed to fix and position the automobile wheel hub during the manufacturing process for machining, and the design of the clamp aims to ensure accurate, efficient and safe machining of the wheel hub.

[0003] At present, the existing fixed clamp for wheel hub machining is usually placed on the clamp by the wheel hub during use, and then clamped and fixed by using the air cylinder, but the height of the traditional fixed clamp for wheel hub machining is usually fixed, and the clamp needs to be hoisted or lifted to the appropriate workbench for the convenience of the staff operation, so it is very inconvenient. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing the fixed clamp for wheel hub machining, aims at solving the problem that the existing fixed clamp for wheel hub machining is usually placed on the clamp by the wheel hub during use, and then clamped and fixed by using the air cylinder, but the height of the traditional fixed clamp for wheel hub machining is usually fixed, and the clamp needs to be hoisted or lifted to the appropriate workbench for the convenience of the staff operation, so it is very inconvenient.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme: the fixed clamp for wheel hub machining, including the base, the top of base is provided with the fixed platform, the top of fixed platform is installed with the air cylinder, the output end of air cylinder is connected with the clamping block,

[0006] The top of base is symmetrically distributed with two stand columns, two lead screws are penetrated through the top of base, one end of two lead screws is connected with the first bevel gear, the inside of base is connected with the supporting plate, double-head motor is installed in the inside of base, the output end of double-head motor is connected with the rotating rod, the end of rotating rod is connected with the second bevel gear, the outer wall of fixed platform is connected with two threaded connecting blocks.

[0007] As the preferred fixed clamp for wheel hub machining of the utility model, the first bevel gear and the second bevel gear are engaged.

[0008] As the preferred fixed clamp for wheel hub machining of the utility model, one end of the lead screw is located inside the stand column, and the threaded connecting block and the outer wall of the lead screw are in threaded connection structure.

[0009] As the preferred fixed clamp for wheel hub machining of the utility model, both ends of the lead screw are respectively connected with the stand column and the base through the bearing to form a rotating connection structure.

[0010] As the utility model wheel hub processing is fixed with the preferred clamp, the end of the rotating rod penetrates the surface of the support plate.

[0011] As the utility model wheel hub processing is fixed with the preferred clamp, the top of the fixed table is connected with the fixed plate, the surface of the fixed plate is connected with the connecting seat, the inside of the connecting seat is provided with the damper, one end of the damper is connected with the movable block, one end of the movable block is connected with the telescopic rod, one end of the telescopic rod is connected with the arc baffle, and the outer wall of the damper is sleeved with the spring.

[0012] As the utility model wheel hub processing is fixed with the preferred clamp, the arc baffle can form an elastic structure with the connecting seat through the movable block, the telescopic rod and the spring.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The rotating rod is driven to rotate by the double-head motor, then the meshing relationship between the first bevel gear and the second bevel gear drives the two lead screws to rotate, and the threaded connecting block on the outer wall of the two lead screws is driven to drive the fixed table to ascend and descend, so that the height adjustment is realized, and the practicality of the wheel hub processing fixed clamp is improved.

[0015] Through the setting of the arc baffle, when the wheel hub is lifted onto the fixed table, the back surface can be blocked, and through the elastic structure between the arc baffle and the connecting seat and the setting of the damper, when the wheel hub collides with the arc baffle, the collision force can be buffered, so that the stability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings are used to provide further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model. In the drawings:

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the three-dimensional sectional structure schematic diagram of the utility model;

[0019] Figure 3 It is the main view sectional structure schematic diagram of the utility model;

[0020] Figure 4 It is the A enlarged structure schematic diagram of the utility model.

[0021] In the figure: 1, base; 2, fixed platform; 3, air cylinder; 4, clamping block; 5, stand; 6, screw rod; 7, first bevel gear; 8, support plate; 9, double-head motor; 10, rotating rod; 11, second bevel gear; 12, threaded connecting block; 13, fixed plate; 14, connecting seat; 15, damper; 16, movable block; 17, telescopic rod; 18, arc-shaped baffle; 19, spring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-4 The utility model provides the following technical scheme: a fixing clamp for wheel hub machining, which comprises a base 1, the top of the base 1 is provided with a fixed platform 2, the top of the fixed platform 2 is installed with an air cylinder 3, the output end of the air cylinder 3 is connected with a clamping block 4;

[0024] The top of the base 1 is symmetrically provided with two stands 5, two screw rods 6 penetrate through the top of the base 1, one end of the two screw rods 6 is connected with a first bevel gear 7, the inside of the base 1 is connected with a support plate 8, the inside of the base 1 is installed with a double-head motor 9, the output end of the double-head motor 9 is connected with a rotating rod 10, the end of the rotating rod 10 is connected with a second bevel gear 11, the outer wall of the fixed platform 2 is connected with two threaded connecting blocks 12.

[0025] Preferably, the first bevel gear 7 and the second bevel gear 11 are engaged, one end of the screw rod 6 is located inside the stand 5, the threaded connecting block 12 and the outer wall of the screw rod 6 are a threaded connection structure, the two ends of the screw rod 6 are respectively connected with the stand 5 and the base 1 through bearings to form a rotating connection structure, and the end of the rotating rod 10 penetrates through the surface of the support plate 8.

[0026] In specific use, the rotating rod 10 is rotated by the double-head motor 9, then the two screw rods 6 are rotated by the engagement relationship between the first bevel gear 7 and the second bevel gear 11, and the threaded connecting block 12 threaded on the outer wall of the two screw rods 6 drives the fixed platform 2 to ascend and descend, so that the height adjustment is realized.

[0027] It should be noted that when the double-head motor 9 rotates clockwise, the two screw rods 6 drive the fixed platform 2 to descend after being threaded with the threaded connecting block 12, and conversely when the double-head motor 9 rotates counterclockwise, the two screw rods 6 drive the fixed platform 2 to ascend after being threaded with the threaded connecting block 12, and the air cylinder 3 and the double-head motor 9 are connected with an external power supply and a control switch.

[0028] Preferably, the top of the fixing table 2 is connected with a fixing plate 13, the surface of the fixing plate 13 is connected with a connecting seat 14, the inside of the connecting seat 14 is provided with a damper 15, one end of the damper 15 is connected with a movable block 16, one end of the movable block 16 is connected with a telescopic rod 17, one end of the telescopic rod 17 is connected with an arc-shaped baffle 18, the outer wall of the damper 15 is sleeved with a spring 19, and the arc-shaped baffle 18 can form an elastic structure with the connecting seat 14 through the movable block 16, the telescopic rod 17 and the spring 19.

[0029] In specific use, when the wheel hub is lifted onto the fixing table 2, the back surface can be blocked through the arc-shaped baffle 18, and when the wheel hub collides with the arc-shaped baffle 18, the collision intensity can be buffered through the elastic structure between the arc-shaped baffle 18 and the connecting seat 14 and the damper 15, so that the stability is improved.

[0030] Working principle: first, the wheel hub is lifted onto the fixing table 2, the back surface can be blocked through the arc-shaped baffle 18, and when the wheel hub collides with the arc-shaped baffle 18, the collision intensity can be buffered through the elastic structure between the arc-shaped baffle 18 and the connecting seat 14 and the damper 15, so that the stability is improved, then the clamping block 4 clamps the wheel hub through the control of the two air cylinders 3, at this time, the rotating rod 10 is driven to rotate through the double-head motor 9, then the two lead screws 6 are driven to rotate through the meshing relationship between the first bevel gear 7 and the second bevel gear 11, and the fixing table 2 is driven to ascend and descend through the threaded connection between the threaded connection block 12 on the outer wall of the two lead screws 6 and the screw threads, so that the height adjustment is realized, and the practicability of the fixing clamp for wheel hub machining is improved.

[0031] Finally, it should be noted that: the above is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A fixing fixture for machining wheel hubs, comprising a base (1), characterized in that: The base (1) is provided with a fixed platform (2) on top, and a cylinder (3) is installed on the top of the fixed platform (2). The output end of the cylinder (3) is connected to a clamping block (4). The base (1) has two columns (5) symmetrically distributed on its top. The base (1) has two lead screws (6) passing through its top. One end of each lead screw (6) is connected to a first bevel tooth (7). The base (1) has a support plate (8) inside. The base (1) has a double-headed motor (9) installed inside. The output end of the double-headed motor (9) is connected to a rotating rod (10). The end of the rotating rod (10) is connected to a second bevel tooth (11). The outer wall of the fixed platform (2) is connected to two threaded connecting blocks (12).

2. The wheel hub machining fixture according to claim 1, characterized in that: The first bevel tooth (7) meshes with the second bevel tooth (11).

3. The wheel hub machining fixture according to claim 1, characterized in that: One end of the lead screw (6) is located inside the column (5), and the threaded connecting block (12) and the outer wall of the lead screw (6) are connected by a thread.

4. The wheel hub machining fixture according to claim 1, characterized in that: The two ends of the lead screw (6) are connected to the column (5) and the base (1) respectively by bearings to form a rotating connection structure.

5. The wheel hub machining fixture according to claim 1, characterized in that: The end of the rotating rod (10) penetrates the surface of the support plate (8).

6. The wheel hub machining fixture according to claim 1, characterized in that: The top of the fixed platform (2) is connected to a fixed plate (13), and a connecting seat (14) is connected to the surface of the fixed plate (13). A damper (15) is provided inside the connecting seat (14). A movable block (16) is connected to one end of the damper (15), and a telescopic rod (17) is connected to one end of the movable block (16). An arc-shaped baffle (18) is connected to one end of the telescopic rod (17), and a spring (19) is sleeved on the outer wall of the damper (15).

7. The wheel hub machining fixture according to claim 6, characterized in that: The arc-shaped baffle (18) can form an elastic structure with the connecting seat (14) through the movable block (16), the telescopic rod (17), and the spring (19).

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