Clamp for machine tool

Abstract

The utility model relates to the technical field of machine tool clamps, in particular to a clamp for a machine tool, which comprises a machine tool connecting seat and a clamp seat arranged above the machine tool connecting seat, the top of the machine tool connecting seat is provided with an adjusting mechanism used for adjusting the angle inclination when the clamp works, and a clamping assembly is arranged in the clamp seat. A dust removal assembly is arranged on the outer side of the clamp base. The inclination angle of the clamp seat is adjusted, so that a workpiece is inclined in the machining process of a machine tool, machining is facilitated, the clamp of the machine tool is more suitable for the requirement for machining the workpiece, in addition, when the workpiece is machined by the machine tool, air is discharged outwards through the air outlet holes under the action of the fan, and the machining efficiency is improved. The air direction is guided downwards under the action of the air guide plate, chippings generated when a workpiece is machined on the top of the clamp base are cleaned, the blown chippings are collected under the action of the opening box, and the situation that the machining precision of a machine tool is affected by the chippings can be avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of machine tool fixtures, and in particular relates to a fixture for machine tools. Background Art

[0002] Machine tools refer to machines used to manufacture machines and machinery. They play a major role in the modernization of the national economy. Lathes are machines that mainly use turning tools to turn rotating workpieces. Lathes are mainly used to process shafts, discs, sleeves and other workpieces with rotating surfaces. They are the most widely used type of machine tools in machinery manufacturing and repair factories. Machine tools need to clamp and fix workpieces when processing them, and fixtures are needed to clamp workpieces.

[0003] In the Chinese patent with publication number CN220944169U, a clamp for machine tools is mentioned, which drives the clamping assembly to adjust the clamping according to the size of the workpiece. The rubber pad inside the clamping assembly can improve the stability of the clamping, and there is no need for manual clamping or clamping with a clamp block, which improves the work efficiency. Through the set lighting, the surface of the machine tool workbench can be illuminated in a small range during processing, thereby improving the work quality of the processing;

[0004] However, the machine tool fixture in the above-mentioned prior art is not convenient for adjusting the processing position of the workpiece after clamping the workpiece during use. If the processing position needs to be adjusted, the workpiece needs to be removed and re-clamped, which is troublesome to operate. In addition, the debris and dust generated during the processing of the workpiece will enter the inside of the workbench, which is difficult to clean, and excessive accumulation will also affect the processing accuracy of the workpiece. For this reason, we propose a machine tool fixture. Utility Model Content

[0005] The utility model aims to provide a clamp for a machine tool to solve the problems in the prior art that it is inconvenient to adjust the processing position of a workpiece and that debris and dust generated during workpiece processing will enter the interior of the workbench and be difficult to clean.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A clamp for a machine tool, a clamp for a machine tool.

[0008] The adjustment mechanism includes a side plate fixedly connected to the top of the machine tool connecting seat, and the opposite surfaces of the two side plates are movably connected to the same rotating rod through bearings. A gear is fixedly connected to the outer side of the rotating rod, and a U-shaped plate is fixedly connected to the outer side of the rotating rod. A driving motor is fixedly connected to the right side of the machine tool connecting seat, and the driving motor is fixedly connected to a threaded rod 1 through an output shaft, and a rack is threadedly connected to the outer side of the threaded rod 1.

[0009] The dust removal assembly comprises a hollow box fixedly connected to the front side of the clamp seat, a blower for blowing air is arranged on the right side of the hollow box, and air outlet holes distributed at equal intervals are opened on the rear side of the hollow box.

[0010] Preferably, the U-shaped plate is fixedly connected to the bottom of the fixture seat, and the top of the rack is meshed with the outer side of the gear.

[0011] Preferably, a limiting rod is fixedly connected to the inner side of the machine tool connecting seat, one end of the limiting rod passes through the rack, and the rack is slidably connected to the outer side of the limiting rod.

[0012] Preferably: the clamping assembly includes a servo motor fixedly connected to the left side of the clamp seat, the servo motor is fixedly connected to a threaded rod 2 via an output shaft, the other end of the threaded rod 2 passes through the clamp seat and is movably connected to the clamp seat via a bearing, and the outer side of the threaded rod 2 is threadedly connected to a clamp block.

[0013] Preferably: a slide rod is fixedly connected to the inner side of the clamp seat, one end of the slide rod passes through the clamp block and is slidably connected to the clamp block, and the left and right ends of the two outer sides of the threaded rod are set with reverse threads.

[0014] Preferably, an air guide plate is fixedly connected to the rear side of the hollow box, the air guide plate is arranged to be inclined downward, and the air guide plate is located above the air outlet.

[0015] Preferably, an opening box is fixedly connected to the rear side of the clamp seat, an opening slot for sundries on the clamp to enter is provided on the front side of the opening box, and the bottom of the opening box is arranged in an opening shape.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model is provided with a driving motor, a threaded rod, a rack and a gear. When in use, the driving motor can be started to drive the rack to move through the threaded rod, thereby adjusting the inclination angle of the upper fixture seat, so as to meet the needs of tilting the workpiece during machine tool processing, facilitate processing, make the fixture of the machine tool more suitable for workpiece processing needs, and have good practicality.

[0018] 2. The utility model hollow box, fan, air outlet and open box, when in use, the air outlet is caused to blow outwards under the action of the fan, and the wind direction is guided downwards under the action of the air guide plate, so that the debris generated during the processing of the workpiece on the top of the fixture seat is cleaned, and the blown debris is collected under the action of the open box, so that the cleaning is convenient and quick, and as the debris is cleaned, it is prevented from affecting the processing accuracy of the machine tool.

[0019] 3. The utility model can clamp workpieces of different sizes under the action of the servo motor, the second threaded rod and the clamping block, which is convenient for the machine tool to process the workpiece. The workpiece is protected by the rubber blocks arranged on the opposite surfaces of the two clamping blocks to avoid damage during machine tool processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a partial structural diagram of the machine tool connection seat of the utility model

[0022] Figure 3 It is a partial structural schematic diagram of the fixture seat of the utility model;

[0023] Figure 4 It is a partial structural schematic diagram of the hollow box of the utility model;

[0024] Figure 5 It is a partial structural schematic diagram of the opening box of the utility model.

[0025] In the figure: 1. machine tool connecting seat; 2. adjustment mechanism; 201. side panel; 202. rack; 203. rotating rod; 204. gear; 205. threaded rod one; 206. driving motor; 207. limiting rod; 208. U-shaped plate; 3. clamp seat; 4. clamping assembly; 401. servo motor; 402. sliding rod; 403. threaded rod two; 404. clamping block; 5. dust removal assembly; 501. opening box; 502. opening slot; 503. hollow box; 504. fan; 505. air guide plate; 506. air outlet. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0027] Reference Figure 1-Figure 5 As shown, the utility model provides a clamp for a machine tool, including a machine tool connecting seat 1 and a clamp seat 3 arranged above the machine tool connecting seat 1, an adjusting mechanism 2 for adjusting the angle inclination of the clamp when working is arranged on the top of the machine tool connecting seat 1, a clamping assembly 4 is arranged inside the clamp seat 3, and a dust removal assembly 5 is arranged outside the clamp seat 3.

[0028] The adjusting mechanism 2 includes a side plate 201 fixedly connected to the top of the machine tool connecting seat 1, and the opposite surfaces of the two side plates 201 are movably connected to the same rotating rod 203 through bearings. A gear 204 is fixedly connected to the outer side of the rotating rod 203, and a U-shaped plate 208 is fixedly connected to the outer side of the rotating rod 203. Under the action of the gear 204, the rotating rod 203 can be driven to rotate. When the rotating rod 203 rotates, the U-shaped plate 208 fixed on the outer side thereof is driven to rotate, thereby adjusting the inclination angle of the clamp seat 3 of the machine tool. A driving motor 206 is fixedly connected to the right side of the machine tool connecting seat 1, and the driving motor 206 is fixedly connected to a threaded rod 205 through an output shaft, and a rack 202 is threadedly connected to the outer side of the threaded rod 205.

[0029] The dust removal assembly 5 includes a hollow box 503 fixedly connected to the front side of the clamp seat 3, a fan 504 for blowing air is arranged on the right side of the hollow box 503, and air outlet holes 506 distributed at equal intervals are opened on the rear side of the hollow box 503. The interior of the hollow box 503 is arranged to be hollow, and the fan 504 can drive external air to enter, and the air entering the hollow box 503 is discharged through the air outlet holes 506 opened on the rear side thereof.

[0030] In a further embodiment, referring to Figure 1-Figure 2 The U-shaped plate 208 is fixedly connected to the bottom of the fixture seat 3, the top of the rack 202 is meshed with the outside of the gear 204, and a limiting rod 207 is fixedly connected to the inside of the machine tool connecting seat 1. One end of the limiting rod 207 passes through the rack 202, and the rack 202 is slidably connected to the outside of the limiting rod 207.

[0031] In this embodiment, the U-shaped plate 208 can drive the clamp seat 3 fixed above to rotate by rotating the rotating rod 203, so as to adjust its inclination angle. During the movement of the rack 202, the gear 204 can be driven to rotate, thereby driving the rotating rod 203 to rotate. Under the action of the limiting rod 207, the moving trajectory of the rack 202 can be limited to ensure that the rack 202 can only move in the left and right directions.

[0032] In a further embodiment, referring to Figure 1 and Figure 3 The clamping assembly 4 includes a servo motor 401 fixedly connected to the left side of the clamp seat 3, the servo motor 401 is fixedly connected to a threaded rod 403 through an output shaft, the other end of the threaded rod 403 penetrates the clamp seat 3 and is movably connected to the clamp seat 3 through a bearing, the outer side of the threaded rod 403 is threadedly connected to a clamp block 404, the inner side of the clamp seat 3 is fixedly connected to a slide rod 402, one end of the slide rod 402 penetrates the clamp block 404 and is slidably connected to the clamp block 404, the left and right ends of the outer side of the threaded rod 403 are set with reverse threads, and the opposite surfaces of the two clamp blocks 404 are provided with rubber blocks for the purpose of anti-slip and protection of the workpiece when clamping the workpiece.

[0033] In this embodiment, the servo motor 401 can provide power for the clamping assembly 4, and the servo motor 401 can drive the threaded rod 2 403 to rotate, thereby driving the two clamping blocks 404 to move in opposite directions to clamp the workpiece or release the clamped workpiece. The sliding rod 402 can limit the moving trajectory of the clamping block 404 to ensure that the two clamping blocks 404 can only move in the left and right directions during operation. Under the action of the reverse thread, the two clamping blocks 404 can move in opposite directions when the threaded rod 2 403 rotates.

[0034] In a further embodiment, referring to Figure 1 and Figure 3-Figure 5 An air guide plate 505 is fixedly connected to the rear side of the hollow box 503, and the air guide plate 505 is arranged to be inclined downward. The air guide plate 505 is located above the air outlet 506. An open box 501 is fixedly connected to the rear side of the clamp seat 3, and an open groove 502 for the entry of debris on the clamp is opened on the front side of the open box 501, and the bottom of the open box 501 is arranged to be open.

[0035] In this embodiment, air can be blown into the hollow box 503 under the action of the fan 504, and the wind discharged from the air outlet 506 can be guided downward under the action of the air guide plate 505, so as to clean up the debris generated during the processing of the machine tool workpiece, and the cleaned debris is collected under the action of the open groove 502, which is convenient for unified processing at the later stage.

[0036] The working principle of the utility model is as follows: when the machine tool processes the workpiece, the workpiece is placed in the middle of the two clamping blocks 404, the servo motor 401 is started, and the servo motor 401 drives the second threaded rod 403 to rotate through the output shaft, so that the workpiece is clamped by the two clamping blocks 404;

[0037] When the processing position of the workpiece needs to be adjusted, or the workpiece needs to be tilted, the driving motor 206 rotates through the output shaft with the threaded rod 205, thereby driving the rack 202 to move, and the movement of the rack 202 drives the gear 204 to rotate, thereby driving the tilt angle of the fixture seat 3 to be adjusted through the rotating rod 203 and the U-shaped plate 208;

[0038] When the machine tool is processing the workpiece, the fan 504 is started, and the fan 504 drives the external air into the hollow box 503, and then is discharged through the air outlet to clean the debris generated when the workpiece on the top of the fixture seat 3 is processed. The cleaned debris enters the open box 501 through the open groove 502 for collection and unified treatment.

[0039] 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 clamp for a machine tool, comprising a machine tool connection seat (1) and a clamp seat (3) arranged above the machine tool connection seat (1), characterized in that: The top of the machine tool connection seat (1) is provided with an adjustment mechanism (2) for adjusting the angle of the fixture when it is working, the inside of the fixture seat (3) is provided with a clamping assembly (4), and the outside of the fixture seat (3) is provided with a dust removal assembly (5); The adjustment mechanism (2) comprises a side plate (201) fixedly connected to the top of the machine tool connection seat (1); the two opposite surfaces of the side plates (201) are movably connected to a same rotating rod (203) via bearings; a gear (204) is fixedly connected to the outer side of the rotating rod (203); a U-shaped plate (208) is fixedly connected to the outer side of the rotating rod (203); a driving motor (206) is fixedly connected to the right side of the machine tool connection seat (1); the driving motor (206) is fixedly connected to a threaded rod (205) via an output shaft; and a rack (202) is threadedly connected to the outer side of the threaded rod (205); The dust removal assembly (5) comprises a hollow box (503) fixedly connected to the front side of the clamp seat (3), a blower (504) for blowing air is arranged on the right side of the hollow box (503), and air outlet holes (506) distributed at equal intervals are opened on the rear side of the hollow box (503).

2. A machine tool fixture according to claim 1, characterized in that: The U-shaped plate (208) is fixedly connected to the bottom of the clamp seat (3), and the top of the rack (202) is meshed with the outer side of the gear (204).

3. A machine tool fixture according to claim 1, characterized in that: A limiting rod (207) is fixedly connected to the inner side of the machine tool connection seat (1); one end of the limiting rod (207) passes through the rack (202); and the rack (202) is slidably connected to the outer side of the limiting rod (207).

4. A machine tool fixture according to claim 1, characterized in that: The clamping assembly (4) comprises a servo motor (401) fixedly connected to the left side of the clamp seat (3); the servo motor (401) is fixedly connected to a second threaded rod (403) via an output shaft; the other end of the second threaded rod (403) passes through the clamp seat (3) and is movably connected to the clamp seat (3) via a bearing; the outer side of the second threaded rod (403) is threadedly connected to a clamp block (404).

5. A machine tool fixture according to claim 4, characterized in that: A sliding rod (402) is fixedly connected to the inner side of the clamp seat (3), one end of the sliding rod (402) passes through the clamp block (404) and is slidably connected to the clamp block (404), and the left and right ends of the outer side of the second threaded rod (403) are arranged with reverse threads.

6. A machine tool fixture according to claim 1, characterized in that: The rear side of the hollow box (503) is fixedly connected with an air guide plate (505), the air guide plate (505) is arranged to be inclined downward, and the air guide plate (505) is located above the air outlet (506).

7. A machine tool fixture according to claim 1, characterized in that: An opening box (501) is fixedly connected to the rear side of the clamp seat (3), an opening slot (502) for the entry of debris on the clamp is provided on the front side of the opening box (501), and the bottom of the opening box (501) is arranged in an open shape.

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