CN219737566U - Surface resistance test fixture - Google Patents

Abstract

The utility model relates to a test fixture, in particular to a surface resistance test fixture, which comprises a conveying component, clamping components, a test component and a control module, wherein the two clamping components are respectively fixed on the outer walls of two sides of the conveying component through bolts; the conveying assembly, the clamping assembly, the testing assembly and the control module can form a continuous automatic testing clamp, so that the aim of continuously testing a large amount of materials is fulfilled, and the testing effect is improved.

Description

Surface resistance test fixture

Technical Field

The utility model relates to a test fixture, in particular to a surface resistance test fixture, and belongs to the technical field of material surface resistance test.

Background

With the development of the material industry in China, the requirements for detecting the surface resistance of materials such as plastics, metals and semiconductors are stricter, meanwhile, in the industry, a break cannot be found in the difficult problem of a simple, quick and accurate method for measuring the surface resistance of the materials, and the requirements for the electrical performance of the materials are more and more, so that the related test clamp must be optimized again for improving the testing efficiency of the material resistance.

Chinese patent No. CN211577217U provides a material surface resistance test fixture, including base workstation piece and rotation workstation piece, the rear end of rotation workstation piece rotate with the rear end of base workstation piece and be connected, open respectively on the opposite face of base workstation piece and rotation workstation piece has the recess of rotation workstation piece on open a plurality of through-holes. The shape of the groove corresponds to the shape of the test material, and the groove can accommodate and fix the tested material. According to the utility model, a test material standard part is placed in a groove of a lower table block, the test part is attached to the groove and fixed, and meanwhile, a resistance test equipment probe is fixed in a test hole (through hole) of a rotary table block (or a test accessory is connected to test equipment); and the upper and lower blocks are completely closed, a probe of the testing equipment is contacted with the tested material, the testing equipment works, and the testing value is displayed after the testing equipment is stabilized. The test fixture has the advantages of simple structure, convenient operation, low cost and easy replication.

However, the above cases are convenient to operate, low in cost and easy to copy, but are all manually operated during testing, so that the efficiency of testing a large amount of materials by using the equipment is low, and the materials cannot be continuously and rapidly tested.

The present utility model has been made in view of this.

Disclosure of Invention

The utility model aims to solve the problems and provide a surface resistance test fixture.

The utility model realizes the aim through the following technical scheme that the surface resistance test fixture comprises a conveying component, a clamping component, a testing component and a control module, wherein the two clamping components are respectively fixed on the outer walls of two sides of the conveying component through bolts, the testing component is installed inside the conveying component through bolts, the control module is installed on the outer wall of the top of the conveying component through bolts, the conveying component comprises a support, roller shafts, belts, a first motor and a support frame, the support frame is installed on two sides of the outer wall of the top of the support through bolts, the first motor is installed on one side of the outer wall of the support through bolts, the two roller shafts are installed on the positions, close to the top, of the inner walls of the two sides of the support through bearings respectively, the belts are wound between the two roller shafts, the output end of the first motor is fixedly connected with one roller shaft through a flat key, and embedded grooves are formed in the inner walls of the two sides of the support.

Further, the clamping assembly comprises a first air cylinder, a clamping plate is installed at the output end of the first air cylinder through a bolt, and the clamping plate is clamped inside the embedded groove.

Further, a mounting groove is formed in the outer wall of one side of the clamping plate, close to the bottom, and a sensor is mounted in the mounting groove through a bolt.

Further, the testing component comprises a second air cylinder, and a base is installed at the output end of the second air cylinder through a bolt.

Further, the inside lead screw that installs through the bearing of base, and threaded connection has two probe seats on the lead screw side outer wall, the probe seat is electric connection through wire and control module.

Furthermore, a plurality of threaded holes are formed in the outer wall of one side of the probe seat, and pins are connected with the threads in the threaded holes.

Further, a second motor is installed on the outer wall of one side of the base through a bolt, and the output end of the second motor is fixedly connected with the screw rod through a flat key.

Furthermore, two sliding rods are arranged in the base through bolts, and the sliding rods are in sliding connection with the probe seat.

The utility model has the technical effects and advantages that: (1) The conveying assembly, the clamping assembly, the testing assembly and the control module can form a continuous automatic testing clamp, so that the aim of continuously testing a large amount of materials is fulfilled, and the testing effect is improved; (2) Through the motor II, the screw rod, the probe seat and the contact pin, when the equipment is used for testing, the motor II can be started, so that the screw rod drives the probe seat to slide on the slide rod, the probe seat is changed, and then the test requirements on materials with different sizes and different positions of the materials can be met by installing the contact pin in threaded holes at different positions, so that the practicability is improved; (3) Through the clamping component that sets up, the clamping component can start through the detection of sensor when the test for two grip blocks can grasp the material, make the material position be placed in the middle, make things convenient for follow-up test assembly test.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a test assembly according to the present utility model;

FIG. 3 is a schematic top view of the base of the present utility model;

FIG. 4 is a schematic view of a clamping assembly according to the present utility model;

fig. 5 is a schematic view of a conveying assembly according to the present utility model.

In the figure: 100. a transport assembly; 101. a bracket; 102. a roll shaft; 103. a belt; 104. a first motor; 105. an embedding groove; 106. a support frame; 200. a clamping assembly; 201. a first cylinder; 202. a clamping plate; 203. a placement groove; 204. a sensor; 300. a testing component; 301. a second cylinder; 302. a base; 303. a screw rod; 304. a slide bar; 305. a second motor; 306. a probe seat; 307. a threaded hole; 308. a contact pin; 400. and a control module.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a surface resistance testing fixture includes a conveying assembly 100, a clamping assembly 200, a testing assembly 300 and a control module 400, wherein the two clamping assemblies 200 are respectively fixed on two side outer walls of the conveying assembly 100 through bolts, the testing assembly 300 is mounted inside the conveying assembly 100 through bolts, the control module 400 is mounted on the top outer wall of the conveying assembly 100 through bolts, the conveying assembly 100 includes a bracket 101, a roller 102, a belt 103, a first motor 104 and a support frame 106, the roller 102 can move under the action of the first motor 104, the belt 103 moves inside the bracket 101 with materials so as to facilitate continuous testing of the materials by the subsequent testing assembly 300, the support frame 106 is mounted on two sides of the top outer wall of the bracket 101 through bolts, the first motor 104 is mounted on one side outer wall of the bracket 101 through bolts, the two roller 102 are respectively mounted on the inner walls of the opposite sides of the bracket 101 through bearings near the top, the belt 103 is wound between the two roller 102, the output end of the first motor 104 is fixedly connected with the roller 102 through a flat key, the opposite side inner wall of the bracket 101 is provided with an embedded groove 105, and the embedded groove 105 is convenient for accommodating a clamping plate 202.

As a technical optimization scheme of the utility model, the clamping assembly 200 comprises a first cylinder 201, the model of the first cylinder 201 is preferably SC30 x 100, a clamping plate 202 is arranged at the output end of the first cylinder 201 through bolts, the two clamping plates 202 move under the action of the first cylinder 201 and can clamp materials placed on the belt 103, the clamping plate 202 is clamped in the embedded groove 105, a positioning groove 203 is formed in the position, close to the bottom, of the outer wall of one side of the clamping plate 202, a sensor 204 is arranged in the positioning groove 203 through bolts, and the sensor 204 is an infrared sensor and can detect when the materials transported on the belt 103 pass through the clamping assembly 200.

As a technical optimization scheme of the utility model, the test assembly 300 comprises a second cylinder 301, the model number of the second cylinder 301 is preferably SC40 x 150, the motion of a base 302 can be provided with power, the output end of the second cylinder 301 is provided with the base 302 through bolts, a screw rod 303 is arranged in the base 302 through bearings, the motion of the screw rod 303 can bring two probe seats 306 into motion, the test assembly 300 is enabled to test materials with different specifications, the outer wall of the side face of the screw rod 303 is in threaded connection with two probe seats 306, the probe seats 306 are electrically connected with the control module 400 through wires, a plurality of threaded holes 307 are formed in the outer wall of one side of the probe seats 306, five probe seats 306 are respectively arranged on the threaded holes 307, pins 308 are conveniently arranged on the probe seats 306, the threaded holes 307 are internally connected with the pins 308, the pins 308 are contacted with the materials, the control module 400 is matched with the power on the outer wall of one side of the base 302 through bolts, the motor second motor 305 is preferably JK57HS82300457, the power can be provided for the rotation of the screw rod 303, the output end of the motor second 305 is fixedly connected with the base 304 through the threaded holes 306 through the bolts, and the probe seats 304 are fixedly connected with the slide bars 304 through the guide pins 306.

When the utility model is used, a material to be detected can be placed on the belt 103 and then started by controlling the motor I104 through the control module 400, the arranged roller shaft 102 moves along with the belt 103, so that the belt 103 can transport the material, when the material is detected by the sensor 204 through the supporting frame 106, the control module 400 controls the two cylinders I201 to start, so that the two clamping plates 202 clamp a workpiece on the main belt 103, the material position is centered, then the cylinder II 301 is started under the control of the control module 400, so that the position of the base 302 is lowered, the contact pin 308 is in contact with the material, then the test on the surface resistance of the material can be realized by matching with the detection equipment in the control module 400, and when the equipment is used for testing, the motor II 305 can be started, so that the screw 303 slides on the slide rod 304 with the probe seat 306, the position of the probe seat 306 is changed, and then the test requirements on materials with different sizes and different positions of the material can be realized by installing the contact pin 308 in the threaded holes 307 at different positions.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. The utility model provides a surface resistance test fixture, includes conveying component (100), clamping component (200), test component (300) and control module (400), its characterized in that: two clamping assemblies (200) are respectively fixed on the outer walls of two sides of a conveying assembly (100) through bolts, a testing assembly (300) is installed inside the conveying assembly (100) through bolts, a control module (400) is installed on the outer wall of the top of the conveying assembly (100) through bolts, the conveying assembly (100) comprises a support (101), a roll shaft (102), a belt (103), a motor I (104) and a support frame (106), the support frame (106) is installed on two sides of the outer wall of the top of the support (101) through bolts, the motor I (104) is installed on one side of the outer wall of the support (101) through bolts, two roll shafts (102) are installed on the inner wall of two sides of the support (101) close to the top through bearings respectively, the belt (103) is wound between the two roll shafts (102), the output end of the motor I (104) is fixedly connected with one roll shaft (102) through a flat key, and embedded grooves (105) are formed in the inner wall of the two sides of the support (101).

2. A sheet resistance test fixture as defined in claim 1, wherein: the clamping assembly (200) comprises a first air cylinder (201), a clamping plate (202) is mounted at the output end of the first air cylinder (201) through a bolt, and the clamping plate (202) is clamped inside the embedded groove (105).

3. A sheet resistance test fixture as defined in claim 2, wherein: a placement groove (203) is formed in the outer wall of one side of the clamping plate (202) close to the bottom, and a sensor (204) is mounted in the placement groove (203) through a bolt.

4. A sheet resistance test fixture as defined in claim 1, wherein: the testing assembly (300) comprises a second air cylinder (301), and a base (302) is mounted at the output end of the second air cylinder (301) through bolts.

5. A sheet resistance test fixture as defined in claim 4 wherein: the inside of base (302) is installed lead screw (303) through the bearing, and threaded connection has two probe seats (306) on the outer wall of lead screw (303) side, probe seat (306) are electric connection through wire and control module (400).

6. A sheet resistance test fixture as defined in claim 5 wherein: a plurality of threaded holes (307) are formed in the outer wall of one side of the probe seat (306), and pins (308) are connected with the internal threads of the threaded holes (307).

7. A sheet resistance test fixture as defined in claim 5 wherein: and a second motor (305) is installed on the outer wall of one side of the base (302) through a bolt, and the output end of the second motor (305) is fixedly connected with the screw rod (303) through a flat key.

8. A sheet resistance test fixture as defined in claim 5 wherein: two sliding rods (304) are arranged in the base (302) through bolts, and the sliding rods (304) are in sliding connection with the probe seat (306).