Special special-shaped clamp for horizontal machining center

Abstract

The utility model relates to the technical field of machining clamps, in particular to a special-shaped clamp for a horizontal machining center. A driving assembly used for driving four connecting assemblies to rotate synchronously is arranged below the connecting assemblies. An adjusting assembly used for rotating is arranged in a column cavity of the fixing column, and a clamping assembly used for moving up and down is connected to a rod body of the adjusting assembly in a threaded mode. When a motor drives a rotating shaft to rotate, the rotating shaft rotates under the meshing connection of a bevel gear I and a bevel gear II, and four screw rods rotate synchronously under the meshing connection of a bevel gear III and a bevel gear IV, so that a moving rod can move up and down along rod bodies of the screw rods, and a clamping plate is used for clamping and fixing a special-shaped part; and under the rotation of the rotary table, the special-shaped parts below the clamping plates are rotated to the machining position of the horizontal machining center to be machined, so that four special-shaped parts can be conveniently installed and machined at a time, the clamping downtime is shortened, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing fixtures, in particular to a special-shaped fixture for a horizontal processing center. Background Art

[0002] A horizontal machining center is an analytical instrument used in the fields of mechanical engineering, power and electrical engineering. Its main functions are precision machining of parts and advanced parts manufacturing. When a horizontal machining center is in use, in order to ensure the positioning of the parts being processed, a machining fixture is often installed at the machining center. However, when existing fixtures are used to clamp and fix parts, they cannot clamp multiple parts, which affects the processing efficiency of the parts.

[0003] For example, a horizontal machining center fixture with Chinese patent application number CN201922262742.2 is provided in the horizontal machining center, in which an air cylinder and an exhaust device are provided, an air flow channel connected to the air cylinder is provided in the bottom plate, compressed gas is provided in the air cylinder, the positioning block includes two slot positioning blocks and a hole positioning block, the workpiece is positioned by the positioning blocks, the facing surfaces of the two slot positioning blocks are inner edge surfaces, the other surface of the slot positioning block away from the inner edge surface is the outer edge surface, a number of air nozzles are provided on the outer edge surface, the air nozzles are all connected to the air cylinder, a hole positioning block is provided in the jet direction of the air nozzle, the air nozzle removes the machining residues on the hole positioning block, an air hole is provided on the hole positioning block, the air hole is connected to the exhaust device, and a sensor for detecting air pressure is provided in the exhaust device. It has the following technical defects:

[0004] When using a clamp to clamp special-shaped parts, since a single clamp is used to clamp the special-shaped parts, multiple special-shaped parts cannot be clamped and fixed synchronously, which affects the processing of the special-shaped parts. In addition, a single clamp will not accurately position the special-shaped parts, making it inconvenient to quickly clamp multiple special-shaped parts synchronously. Utility Model Content

[0005] In order to solve the problem raised in the above background technology that when a clamp is used to clamp a special-shaped part, a single clamp is used to clamp the special-shaped part, and multiple special-shaped parts cannot be clamped and fixed synchronously, which affects the processing of the special-shaped parts. In addition, the single clamp will not accurately position the special-shaped part, which is not convenient for quickly clamping multiple special-shaped parts synchronously, the utility model provides the following technical solutions:

[0006] A special clamp for special shapes in a horizontal machining center, comprising a turntable for rotation and special-shaped parts for machining in the horizontal machining center, a fixing plate being fixedly installed on the top of the turntable, a clamp device for clamping and fixing the special-shaped parts being arranged on the top of the fixing plate, and four clamp devices being arranged on the top of the turntable, and a driving device for driving the four clamp devices to synchronously clamp and fix the four special-shaped parts being arranged on the top of the turntable.

[0007] The driving device comprises four connecting components for driving four clamping devices to synchronously clamp and fix four special-shaped parts, and a driving component for driving the four connecting components to rotate synchronously is arranged below the connecting component.

[0008] The driving assembly includes a motor arranged on the top of the turntable, a rotating shaft for rotation is fixedly installed on the shaft end of the output shaft of the motor, and a bevel gear 1 for driving four connecting assemblies to rotate synchronously is fixedly installed on the top of the rotating shaft.

[0009] The connecting assembly includes a bevel gear 2 meshing with a bevel gear 1, a rotating shaft for rotation is fixedly mounted on one end of the bevel gear 2 away from the bevel gear 1, and a bevel gear 3 for driving the adjusting assembly to rotate is fixedly mounted on the shaft body of the rotating shaft.

[0010] The clamp device comprises a fixing column fixedly mounted on the top of a fixing plate, an adjusting component for rotation is arranged in a column cavity of the fixing column, and a clamping component for up and down movement is threadedly connected to a rod body of the adjusting component.

[0011] Furthermore, a bottom plate for supporting the fixed column is fixedly installed on the side wall of the fixed plate, and there are four bottom plates. A fixing seat for supporting the fixed plate is fixedly installed on the bottom end of the fixed plate, and a supporting seat for supporting the fixed seat is fixedly installed on the top end of the fixed seat, and there are two supporting seats.

[0012] Furthermore, the adjustment assembly includes a screw rod arranged in a fixed column for rotation, and a bevel gear four for meshing connection with bevel gear three is fixedly installed on the bottom end of the screw rod.

[0013] Furthermore, the clamping assembly includes a movable plate threadedly connected to the screw rod, and a clamping plate for clamping and fixing the special-shaped parts is fixedly installed on one end of the movable plate away from the driving assembly.

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

[0015] By setting up a driving device and a clamping device, when it is necessary to clamp and fix the special-shaped parts, when the motor drives the rotating shaft to rotate, and under the meshing connection between bevel gear one and bevel gear two, the rotating shaft is rotated, and under the meshing connection between bevel gear three and bevel gear four, the four screws are rotated synchronously, so that the moving rod can move up and down along the rod body of the screw, and the clamping plate can clamp and fix the special-shaped parts; then, through the rotation of the turntable, the special-shaped parts under the clamping plate are rotated to the processing position of the horizontal machining center for processing, so that four special-shaped parts can be installed and processed at one time, reducing the clamping downtime and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a cross-sectional view of the fixing plate of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the drive device of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the clamp device of the utility model;

[0020] Figure 5 This is a diagram showing the coordination between the drive device and the clamp device of the utility model.

[0021] In the accompanying drawings, the names of the components represented by the reference numerals are listed as follows:

[0022] 100-turntable;

[0023] 200-fixed plate, 201-bottom plate, 202-fixed seat, 203-support seat;

[0024] 300-driving device, 310-driving assembly, 311-motor, 312-rotating shaft, 313-bevel gear 1, 320-connecting assembly, 321-bevel gear 2, 322-rotating shaft, 323-bevel gear 3;

[0025] 400-clamping device, 410-adjusting assembly, 411-bevel gear four, 412-screw, 420-clamping assembly, 421-moving plate, 422-clamping plate, 430-fixed column;

[0026] 500-Special shaped parts. DETAILED DESCRIPTION

[0027] The preferred specific implementation methods for implementing the present utility model are described in detail below, and a clear and complete description is made in conjunction with the accompanying drawings.

[0028] See also Figure 1-Figure 5 The utility model provides a special-shaped fixture for a horizontal machining center.

[0029] It includes a turntable 100 for rotation and a special-shaped part 500 for processing in a horizontal machining center. A fixing plate 200 is fixedly installed on the top of the turntable 100. A clamp device 400 for clamping and fixing the special-shaped part 500 is arranged on the top of the fixing plate 200. There are four clamp devices 400. A driving device 300 is arranged on the top of the turntable 100 for driving the four clamp devices 400 to clamp and fix the four special-shaped parts 500 synchronously.

[0030] A bottom plate 201 for supporting the fixed column 430 is fixedly installed on the side wall of the fixed plate 200, and there are four bottom plates 201, which are distributed in a circular array on the four side walls of the fixed plate 200; a fixing seat 202 for supporting the fixed plate 200 is fixedly installed at the bottom end of the fixed plate 200, and a supporting seat 203 for supporting the fixed seat 202 is fixedly installed at the top of the fixed seat 202, and there are two supporting seats 203, which are welded to the top of the turntable 100 in a left-right symmetrical manner.

[0031] The driving device 300 includes four connecting components 320 for driving four clamping devices 400 to synchronously clamp and fix four special-shaped parts 500. A driving component 310 for driving the four connecting components 320 to rotate synchronously is arranged below the connecting components 320.

[0032] The driving assembly 310 includes a motor 311 arranged on the top of the turntable 100, and the motor 311 passes through the fixing plate 200 and the fixing seat 202, and is installed on the top of the turntable 100 by bolts; the shaft end of the output shaft of the motor 311 is fixedly installed with a rotating shaft 312 for rotation, and the shaft end of the output shaft of the motor 311 is connected to the rotating shaft 312 through a coupling, so that when the motor 311 is working, the rotating shaft 312 can be rotated, and the top of the rotating shaft 312 is fixedly installed with a bevel gear 313 for driving the four connecting assemblies 320 to rotate synchronously, and the bevel gear 313 is installed on the top of the rotating shaft 312 through a key connection.

[0033] The connecting assembly 320 includes a bevel gear 2 321 meshing with the bevel gear 1 313, and a rotating shaft 322 for rotation is fixedly installed at one end of the bevel gear 2 321 away from the bevel gear 1 313, and bearings are embedded at the connection between the rotating shaft 322 and the base plate 201 and the fixed plate 200 to facilitate the rotation of the rotating shaft 322; a bevel gear 323 for driving the adjusting assembly 410 to rotate is fixedly installed on the shaft body of the rotating shaft 322, so that when the motor 311 drives the rotating shaft 312 to rotate, Under the meshing connection between bevel gear 1 313 and bevel gear 2 321, the rotating shaft 322 rotates, and under the meshing connection between bevel gear 323 and the clamp device 400, the four clamp devices 400 can synchronously position and clamp the special-shaped part 500, and then through the rotation of the turntable 100, the special-shaped part 500 on each clamp device 400 is rotated to the processing position of the horizontal machining center for processing, so that four special-shaped parts 500 can be installed and processed at one time, reducing the clamping downtime and improving production efficiency.

[0034] The clamp device 400 includes a fixing column 430 fixedly mounted on the top of the fixing plate 200. An adjusting component 410 for rotation is arranged in the column cavity of the fixing column 430. A clamping component 420 for up and down movement is threadedly connected to the rod body of the adjusting component 410.

[0035] The adjusting component 410 includes a screw 412 which is arranged in a fixed column 430 for rotation, and the rod body of the screw 412 is connected to the column body of the fixed column 430 through a bearing to facilitate the rotation of the screw 412; a bevel gear four 411 which is meshed and connected with the bevel gear three 323 is fixedly installed at the bottom end of the screw 412, so that when the motor 311 drives the rotating shaft 312 to rotate, and under the meshing connection between the bevel gear one 313 and the bevel gear two 321, the rotating shaft 322 rotates, and under the meshing connection between the bevel gear three 323 and the bevel gear four 411, the four screws 412 rotate synchronously.

[0036] The clamping assembly 420 includes a moving plate 421 threadedly connected to the screw 412, and a clamping plate 422 for clamping and fixing the special-shaped part 500 is fixedly installed at one end of the moving plate 421 away from the driving assembly 310, so as to facilitate the convenience and stability of the special-shaped part 500 and reduce the installation deformation of the special-shaped part 4500; so that when the special-shaped part 500 needs to be clamped and fixed, when the motor 311 drives the rotating shaft 312 to rotate, and under the meshing connection between the bevel gear 1 313 and the bevel gear 2 321, the rotating shaft 3 22 rotates, and under the meshing connection between the bevel gear three 323 and the bevel gear four 411, the four screw rods 412 rotate synchronously, so that the moving rod 421 can move up and down along the rod body of the screw rod 412, and the clamping plate 422 clamps and fixes the special-shaped part 500; then, through the rotation of the turntable 100, the special-shaped part 500 under the clamping plate 422 is rotated to the processing position of the horizontal machining center for processing, so that four special-shaped parts 500 can be installed and processed at one time, reducing the clamping downtime and improving production efficiency.

[0037] Based on the above content and the accompanying drawings, those skilled in the art can understand and implement the utility model. In addition, any non-creative modifications made to the utility model by those skilled in the art without making creative work still fall within the scope of protection of the utility model.

Claims

1. A special-purpose fixture for a horizontal machining center, comprising a turntable (100) located at the bottom of a special-shaped part (500), the special-shaped part (500) being machined by the horizontal machining center, characterized in that: A fixing plate (200) is fixedly mounted on the top of the rotating disk (100), a clamp device (400) for clamping and fixing the special-shaped parts (500) is arranged on the top of the fixing plate (200), and there are four clamp devices (400), and a driving device (300) is arranged on the top of the rotating disk (100) for driving the four clamp devices (400) to clamp and fix the four special-shaped parts (500) synchronously; The driving device (300) comprises four connecting components (320) for driving four clamping devices (400) to synchronously clamp and fix four special-shaped parts (500), and a driving component (310) for driving the four connecting components (320) to rotate synchronously is arranged below the connecting component (320); The driving assembly (310) comprises a motor (311) arranged on the top of the rotating disk (100); a rotating shaft (312) for rotation is fixedly mounted on the shaft end of the output shaft of the motor (311); a bevel gear (313) for driving four connecting assemblies (320) to rotate synchronously is fixedly mounted on the top of the rotating shaft (312); The connecting assembly (320) comprises a bevel gear 2 (321) meshing with the bevel gear 1 (313); a rotating shaft (322) for rotation is fixedly mounted on one end of the bevel gear 2 (321) away from the bevel gear 1 (313); a bevel gear 3 (323) for driving the adjusting assembly (410) to rotate is fixedly mounted on the shaft body of the rotating shaft (322); The clamp device (400) comprises a fixed column (430) fixedly mounted on the top of the fixed plate (200), an adjusting component (410) for rotation is arranged in the column cavity of the fixed column (430), and a clamping component (420) for up and down movement is threadedly connected to the rod body of the adjusting component (410).

2. The special-shaped fixture for horizontal machining center according to claim 1, characterized in that: A bottom plate (201) for supporting the fixing column (430) is fixedly mounted on the side wall of the fixing plate (200), and there are four bottom plates (201); a fixing seat (202) for supporting the fixing plate (200) is fixedly mounted on the bottom end of the fixing plate (200); a supporting seat (203) for supporting the fixing seat (202) is fixedly mounted on the top end of the fixing seat (202), and there are two supporting seats (203).

3. The special-shaped fixture for horizontal machining center according to claim 2, characterized in that: The adjustment assembly (410) comprises a screw rod (412) arranged in a fixed column (430) for rotation, and a bevel gear 4 (411) for meshing connection with a bevel gear 3 (323) is fixedly mounted at the bottom end of the screw rod (412).

4. The special-shaped fixture for horizontal machining center according to claim 3, characterized in that: The clamping assembly (420) comprises a movable plate (421) threadedly connected to the screw rod (412), and a clamping plate (422) for clamping and fixing the special-shaped part (500) is fixedly mounted on one end of the movable plate (421) away from the driving assembly (310).

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