Testing machine for wear resistance detection

Abstract

The utility model discloses a testing machine for wear resistance detection. The testing machine comprises a machine body, the rotary clamping table assembly comprises a rotary table rotationally arranged on the surface of the machine body, a sliding groove formed in the surface of the rotary table, a threaded rod slidably connected to the sliding groove, a clamping plate arranged on the surface of the threaded rod in a sleeving mode and a rotary handle connected to the surface of the threaded rod in a threaded mode, and the sliding groove is annularly and longitudinally distributed in the surface of the rotary table; the rotary clamping table assembly further comprises a fixing piece fixed to the surface of the threaded rod and a spring arranged on the surface of the threaded rod in a sleeving mode and arranged between the fixing piece and the clamping plate in an abutting mode. After a part is placed on the surface of the rotating table, the position of the clamping plate on the sliding groove can be adjusted to adapt to the shape of the part, then the rotating handle is rotated and tightened, the part is firmly clamped through the clamping plate, the threaded rod is also fixed through friction force, and the design has the advantages that the adjusting flexibility of the clamp is high, the adaptability is high, and the practicability is high. And parts in different shapes can be clamped and fixed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to wear testing machine technical field, concretely relates to a wear detection test machine. BACKGROUND

[0002] Among numerous industrial products, the wear resistance of materials is directly related to the service life of products, so wear resistance test is often carried out on parts, at this time, wear testing machine is needed, and the test principle is that the material to be tested is continuously rubbed with a grinding wheel, and after a certain time, the weight and size of the part are measured to calculate the wear.

[0003] During the use of the testing machine, the part needs to be clamped and fixed by a clamp, but in actual processing, the shapes of different parts are different, and ordinary clamps cannot adapt to the clamping and fixing of parts of different shapes, therefore, a new wear testing machine needs to be designed to solve this problem. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a wear detection test machine to solve the problem that the clamp on the existing wear testing machine is inconvenient to adapt to the clamping and fixing of parts of different shapes.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a wear detection test machine, comprising

[0006] A machine body;

[0007] A rotating clamping table assembly, comprising a rotating table rotatably arranged on the surface of the machine body, a sliding slot arranged on the surface of the rotating table, a threaded rod slidingly connected to the sliding slot, a clamping plate sleeved on the surface of the threaded rod, and a rotating handle threadedly connected to the surface of the threaded rod, wherein the sliding slot is arranged in a ring shape and longitudinally on the surface of the rotating table.

[0008] Preferably, the rotating clamping table assembly further comprises a fixing piece fixed on the surface of the threaded rod, and a spring sleeved on the surface of the threaded rod and arranged between the fixing piece and the clamping plate.

[0009] Preferably, the rotating clamping table assembly further comprises a limiting sliding piece symmetrically fixed on both sides of the bottom end of the threaded rod, and the inner wall of the sliding slot is provided with a limiting slot slidingly connected with the limiting sliding piece.

[0010] Preferably, the rotating clamping table assembly further comprises an anti-dropping piece fixed on the top end of the threaded rod.

[0011] Preferably, the top surface of the body is slidingly connected with a movable top frame, a grinding wheel assembly is arranged on the movable top frame, the grinding wheel assembly comprises a track formed in the surface of the movable top frame, a linear motor slidingly installed in the track, an extension rod fixedly connected to the bottom of the linear motor, a grinding wheel connected to the bottom end of the extension rod, and a pressure sensor connected to the linear motor.

[0012] Preferably, the grinding wheel assembly further comprises a threaded fastener, the threaded fastener is threadedly connected to one side of the linear motor, and the bottom end is in extrusion with the top surface of the movable top frame.

[0013] Preferably, one side of the movable top frame is provided with a chip suction assembly, the chip suction assembly comprises a universal pipe and a suction head connected to the universal pipe.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] After the part is placed on the surface of the rotating table, the position of the clamping plate on the sliding groove can be adjusted to adapt to the shape of the part, then the handle is rotated and tightened, the part is clamped by the clamping plate, and the threaded rod is also fixed by friction, the design has the advantages of high flexibility and strong adaptability of the clamp, and can clamp and fix parts of different shapes. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic view of the utility model;

[0017] Figure 2 It is a three-dimensional schematic view of the utility model; Figure 1 It is an enlarged schematic view of area A in the utility model;

[0018] Figure 3 It is a three-dimensional schematic view of the clamping plate of the utility model;

[0019] Figure 4 It is a three-dimensional schematic view of the utility model; Figure 1 It is an enlarged schematic view of area B in the utility model;

[0020] In the drawing: 100, body; 200, rotating clamping table assembly; 201, rotating table; 202, sliding groove; 203, clamping plate; 204, threaded rod; 205, handle; 206, fixed piece; 207, spring; 208, limiting slide; 209, anti-dropping piece; 300, movable top frame; 400, grinding wheel assembly; 401, track; 402, linear motor; 403, extension rod; 404, grinding wheel; 405, threaded fastener; 406, pressure sensor; 500, chip suction assembly. DETAILED DESCRIPTION

[0021] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work are within the scope of the present application.

[0022] Embodiment

[0023] Please refer to Figures 1 to 4 For the embodiments of the present application, the present embodiment provides a technical solution: a test machine for wear resistance detection, comprising

[0024] The machine body 100;

[0025] The rotating clamping table assembly 200 comprises a rotating table 201 rotatably arranged on the surface of the machine body 100, a sliding groove 202 opened on the surface of the rotating table 201, a threaded rod 204 slidingly connected on the sliding groove 202, a clamping plate 203 sleeved on the surface of the threaded rod 204, and a rotating handle 205 threadedly connected on the surface of the threaded rod 204. The sliding groove 202 is annularly and longitudinally distributed on the surface of the rotating table 201. The bottom of the rotating table 201 is connected with a motor. The rotating table 201 can be rotated by starting the motor. The threaded rod 204 can be adjusted in position on the sliding groove 202 by pushing, so as to adapt to the shape of the part. Then the rotating handle 205 is tightened, the clamping plate 203 is pressed down, the part is clamped firmly, and at the same time, the position of the threaded rod 204 is also fixed under the action of friction.

[0026] In the present embodiment, preferably, the rotating clamping table assembly 200 further comprises a fixing sheet 206 fixed on the surface of the threaded rod 204, and a spring 207 sleeved on the surface of the threaded rod 204 and abuttingly arranged between the fixing sheet 206 and the clamping plate 203. After the rotating handle 205 is loosened, the clamping plate 203 will be lifted and reset under the elastic force of the spring 207.

[0027] In the present embodiment, preferably, the rotating clamping table assembly 200 further comprises a limiting sliding sheet 208 symmetrically fixed on both sides of the bottom end of the threaded rod 204. The inner wall of the sliding groove 202 is provided with a limiting groove for slidingly inserting the limiting sliding sheet 208, so that the threaded rod 204 can stably slide along the sliding groove 202.

[0028] In the present embodiment, preferably, the rotating clamping table assembly 200 further comprises an anti-dropping sheet 209 fixed on the top end of the threaded rod 204, to prevent the rotating handle 205 from falling off.

[0029] In the embodiment, preferably, the top surface of the body 100 is slidably connected with a movable top frame 300, the inside of the body 100 is provided with a stepping motor capable of driving the movable top frame 300 to move back and forth, the movable top frame 300 is provided with a sanding wheel assembly 400, the sanding wheel assembly 400 comprises a track 401 opened on the surface of the movable top frame 300, a linear motor 402 slidably installed in the track 401, an extension rod 403 fixedly connected to the bottom of the linear motor 402, a sanding wheel 404 connected to the bottom end of the extension rod 403, and a pressure sensor 406 connected to the linear motor 402, in use, the position of the sanding wheel 404 is adjusted by starting the stepping motor and the linear motor 402, then the extension rod 403 is started to push the sanding wheel 404 to be in close contact with the surface of the part, then when the rotating table 201 drives the part to rotate, the sanding wheel 404 can be rubbed to perform wear resistance test, the pressure sensor 406 is electrically connected with the sanding wheel assembly 400, and the pressure between the sanding wheel 404 and the part can be detected, and personnel can adjust the pressure between the sanding wheel 404 and the part by controlling the extension rod 403.

[0030] In the embodiment, preferably, the sanding wheel assembly 400 further comprises a threaded fastener 405, the threaded fastener 405 is threadedly connected to one side of the linear motor 402 and the bottom end is in extrusion with the top surface of the movable top frame 300, the sanding wheel assembly 400 is fixed by tightening the threaded fastener 405, and the stability of the sanding wheel assembly 400 is improved.

[0031] In the embodiment, preferably, the movable top frame 300 is provided with a chip suction assembly 500 on one side, the chip suction assembly 500 comprises a universal pipe and a suction head connected to the universal pipe, the outer end of the universal pipe is connected with a fan, the fan can generate suction force, and the generated chips are sucked away by the suction head.

[0032] Although the embodiments of the utility model have been shown and described in detail above, those skilled in the art can understand that the embodiments can be changed, modified, replaced and changed in various ways without departing from the principles and spirits of the utility model, the range of the utility model is defined by the appended claims and their equivalents.

Claims

1. A testing machine for wear resistance testing, characterized in that: Comprising a machine body (100); a rotating clamping table assembly (200) comprising a rotating table (201) rotatably arranged on the surface of the machine body (100), a sliding groove (202) formed on the surface of the rotating table (201), a threaded rod (204) slidingly connected in the sliding groove (202), a clamping plate (203) sleeved on the surface of the threaded rod (204), and a rotating handle (205) threadedly connected on the surface of the threaded rod (204), wherein the sliding groove (202) is annularly and longitudinally arranged on the surface of the rotating table (201).

2. The wear resistance testing machine according to claim 1, wherein the rotating clamping table assembly (200) further comprises a fixing plate (206) fixed on the surface of the threaded rod (204), and a spring (207) sleeved on the surface of the threaded rod (204) and abuttingly arranged between the fixing plate (206) and the clamping plate (203).

3. The wear resistance testing machine according to claim 2, wherein the rotating clamping table assembly (200) further comprises a limiting sliding plate (208) symmetrically fixed on both sides of the bottom end of the threaded rod (204), and the inner wall of the sliding groove (202) is formed with a limiting groove slidingly inserted with the limiting sliding plate (208).

4. The wear resistance testing machine according to claim 3, wherein the rotating clamping table assembly (200) further comprises an anti-dropping plate (209) fixed on the top end of the threaded rod (204).

5. The wear resistance testing machine according to claim 4, wherein the top surface of the machine body (100) is slidingly connected with a movable top frame (300), the movable top frame (300) is provided with a grinding wheel assembly (400), the grinding wheel assembly (400) comprises a track (401) formed on the surface of the movable top frame (300), a linear motor (402) slidingly installed in the track (401), an extension rod (403) fixedly connected to the bottom of the linear motor (402), a grinding wheel (404) connected to the bottom end of the extension rod (403), and a pressure sensor (406) connected to the linear motor (402).

6. The wear resistance testing machine according to claim 5, wherein the grinding wheel assembly (400) further comprises a threaded fastener (405) threadedly connected to one side of the linear motor (402) and abuttingly arranged on the top surface of the movable top frame (300).

7. The wear resistance testing machine according to claim 6, wherein one side of the movable top frame (300) is provided with a dust suction assembly (500), and the dust suction assembly (500) comprises a universal pipe and a suction head connected to the universal pipe.

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