A cross-section measuring platform for metal material testing

Abstract

The present invention discloses a cross-section measuring platform for metal material testing, including a base, a clamping assembly, a measuring assembly and a slide assembly. The upper end of the base is provided with a support rod, the upper end of the support rod is provided with a pallet, the upper end of the pallet is provided with a clamping assembly, the number of the support rods is two, a slide assembly connected to the base is provided between the two support rods, and the upper end of the slide assembly is provided with a measuring assembly. In a fully automatic tensile testing machine, the utilization rate of the robot is improved. When one robot is configured with multiple testing machines, it is ensured that the robot has enough idle states to complete the loading and unloading of samples of other testing machines. At the same time, by fixing the sample, the movable measuring assembly solves the problem of sample warping, which leads to inaccurate measurement results; the measurement process is more automated, which reduces the labor of the tester and improves efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of metal material testing and measuring devices, in particular to a cross-section measuring platform for metal material testing. Background Art

[0002] In the field of fully automatic tensile testing machines, when measuring the characteristics of metal material samples, some metal material samples will have warping, resulting in inaccurate cross-sectional measurement results, affecting the test results. In addition, the tester's measurement is labor-intensive and easily causes eye fatigue, and the measurement data is unreliable.

[0003] The existing technology uses a robot to grab the sample and go to the cross-sectional measuring table to measure the cross-sectional area. The measuring table is fixed, and the robot grabs the sample and moves to measure the sample at three positions. This leads to too low utilization of the robot. When one robot is configured with multiple testing machines, the robot does not have enough idle states to complete the loading and unloading of samples on other testing machines. Summary of the invention

[0004] The present invention aims at solving the above-mentioned deficiencies in the prior art and provides a cross-section measuring platform for metal material testing.

[0005] To achieve the above purpose, the invention provides the following technical solutions:

[0006] A cross-section measuring platform for metal material testing comprises a base, a clamping assembly, a measuring assembly and a slide assembly, wherein a support rod is provided at the upper end of the base, a support plate is provided at the upper end of the support rod, a clamping assembly is provided at the upper end of the support plate, two support rods are provided, a slide assembly connected to the base is provided between the two support rods, and a measuring assembly is provided at the upper end of the slide assembly.

[0007] Preferably, the clamping device includes a pressure plate, a fixed plate and a first cylinder, the fixed plate is connected to the support rod, the first cylinder is connected to the fixed plate, a sliding rod is provided at the upper end of the fixed plate, the pressure plate is arranged above the support plate, the pressure plate and the sliding rod are slidably matched, and the telescopic rod of the first cylinder is connected to the pressure plate.

[0008] Preferably, the clamping device comprises a synchronous cylinder and a clamping block, wherein the synchronous cylinder is arranged at the upper end of the support plate, and the clamping block is arranged on the telescopic rod of the synchronous cylinder.

[0009] Preferably, the slide assembly includes a linear guide, a belt, a slide and a motor, the linear guide is fixed to the upper end of the base, the slide cooperates with the linear guide, one end of the slide is connected to the belt, one end of the belt is sleeved on the pulley, the other end of the belt is sleeved on the output shaft of the motor, and the pulley and the motor are both connected to the fixed seat.

[0010] Preferably, the measuring assembly includes a measuring sensor, a measuring frame, an upper clamp, a lower clamp and a second cylinder. The measuring frame is a rectangular frame. A measuring sensor is provided on one side of the measuring frame. An upper clamp and a lower clamp are provided inside the measuring frame. A guide rod is vertically connected inside the measuring frame. The lower end of the guide rod is connected to the slide. The upper clamp is slidably connected to the guide rod. The lower clamp is connected to the slide through a fixing rod. The second cylinder is fixed to the lower clamp, and the telescopic rod of the second cylinder is connected to the upper clamp.

[0011] Preferably, a support rod is provided at the upper end of the measuring frame, a lever is connected to the upper end of the support rod, a middle portion of the lever is hinged to the support rod, and there are two guide rods, the upper ends of the two guide rods are respectively hinged to the ends of the lever.

[0012] Preferably, the measuring sensor includes a photoelectric sensor and a grating ruler.

[0013] Preferably, the model of the grating ruler is MT60.

[0014] Preferably, the model of the photoelectric sensor is PD30CND10NASA.

[0015] Compared with the prior art, the invention has the following beneficial effects:

[0016] The present invention can be used alone to measure the cross-sectional area of ​​a sample, and can also be configured in a fully automatic tensile testing machine. In the fully automatic tensile testing machine, the utilization rate of the robot is improved. When one robot is configured with multiple testing machines, it is ensured that the robot has enough idle states to complete the loading and unloading of samples on other testing machines. At the same time, by fixing the sample, the movable measuring component solves the problem of sample warping and causing inaccurate measurement results; the measurement process is more automated, which reduces the labor intensity of the tester and improves efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The structure of the present invention is shown in FIG. Figure 1 ;

[0018] Figure 2 The structure of the present invention is shown in FIG. Figure 2 ;

[0019] Figure 3 Schematic diagram of the structure of the clamping assembly and the base Figure 1 ;

[0020] Figure 4 Schematic diagram of the measurement component Figure 1 ;

[0021] Figure 5 Schematic diagram of the measurement component Figure 2 ;

[0022] Figure 6 Schematic diagram of the structure of the clamping assembly and the base Figure 2 .

[0023] In the figure: 1-base; 101-support plate; 102-support rod; 2-clamping assembly; 201-pressure plate; 202-slide rod; 203-fixed plate; 204-first cylinder; 205-clamping block; 206-synchronous cylinder; 3-measuring assembly; 301-measuring sensor; 302-measuring frame; 303-lever; 304-second cylinder; 305-guide rod; 306-support rod; 307-upper clamping plate; 308-lower clamping plate; 4-slide assembly; 401-linear guide; 402-belt; 403-pulley; 404-slide; 405-fixed rod; 406-motor; 5-sample. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] Embodiment 1,

[0026] like Figure 1-2 As shown, a cross-section measuring platform for metal material testing includes a base 1, a clamping assembly 2, a measuring assembly 3 and a slide assembly 4. A support rod 102 is provided at the upper end of the base 1, a support plate 101 is provided at the upper end of the support plate 101, a clamping assembly 2 is provided at the upper end of the support plate 101, the clamping assembly 2 clamps and fixes a sample 5 to prevent the sample 5 from bending, there are two support rods 102, a slide assembly 4 connected to the base 1 is provided between the two support rods 102, and a measuring assembly 3 is provided at the upper end of the slide assembly 4.

[0027] In this embodiment, if Figure 3 As shown, the clamping device includes a pressing plate 201, a fixed plate 203 and a first cylinder 204. The fixed plate 203 is connected to the support rod 102, the first cylinder 204 is connected to the fixed plate 203, a sliding rod 202 is provided at the upper end of the fixed plate 203, the pressing plate 201 is arranged above the support plate 101, the pressing plate 201 and the sliding rod 202 are slidably matched, and the telescopic rod of the first cylinder 204 is connected to the pressing plate 201.

[0028] The slide assembly 4 includes a linear guide 401, a belt 402, a slide 404 and a motor 406. The belt 402 is annular. The linear guide 401 is fixed to the upper end of the base 1. The slide 404 cooperates with the linear guide 401. One end of the slide 404 is connected to the belt 402. One end of the belt 402 is sleeved on the pulley 403. The other end of the belt 402 is sleeved on the output shaft of the motor 406. The pulley 403 and the motor 406 are both connected to the fixed seat. The motor 406 is a 57S7003 stepper brake motor.

[0029] The forward and reverse rotation of the motor 406 drives the belt 402 to rotate forward and reverse, thereby pushing and pulling the slide 404 so that the slide 404 can move left and right along the linear guide 401. The measuring component 3 measures different positions of the sample 5 driven by the slide 404. The structure of the measuring component 3 is as follows:

[0030] like Figure 4-5 As shown, the measuring component 3 includes a measuring sensor 301, a measuring frame 302, an upper clamping plate 307, a lower clamping plate 308 and a second cylinder 304. The measuring frame 302 is a rectangular frame. A measuring sensor 301 is provided on one side of the measuring frame 302. An upper clamping plate 307 and a lower clamping plate 308 are provided inside the measuring frame 302. A guide rod 305 is vertically connected inside the measuring frame 302. The lower end of the guide rod 305 is connected to the slide 404. The upper clamping plate 307 is slidably connected to the guide rod 305. The lower clamping plate 308 is connected to the slide 404 through a fixing rod 405. The second cylinder 304 is fixed to the lower clamping plate 308. The telescopic rod of the second cylinder 304 is connected to the upper clamping plate 307.

[0031] Furthermore, a support rod 306 is provided at the upper end of the measuring frame 302, and a lever 303 is connected to the upper end of the support rod 306. The middle part of the lever 303 is hinged to the support rod 306. There are two guide rods 305, and the upper ends of the two guide rods 305 are respectively hinged to the ends of the lever 303.

[0032] The measuring sensor 301 includes a photoelectric sensor and a grating ruler. The model of the grating ruler is MT60, and the model of the photoelectric sensor is PD30CND10NASA, so as to measure the width and thickness of the sample 5.

[0033] The specific measurement is as follows: the sample 5 is placed on the upper end of the support plate 101, and the first cylinder 204 is started. The first stage steel drives the pressure plate 201 to fix the end of the sample 5, and then the motor 406 is started. The rotation of the motor 406 drives the belt 402 to rotate. The rotation of the belt 402 drives the slide 404 to move, thereby driving the measurement sensor 301 on the measurement component 3 to move. During measurement, there are three measurement positions. During the measurement process, the second cylinder 304 drives the upper clamping plate 307 and the lower clamping plate 308 to clamp and fix the sample 5.

[0034] Embodiment 2:

[0035] In this embodiment, a clamping device different from that in the first embodiment is used, specifically:

[0036] like Figure 6 As shown, the clamping device includes a synchronous cylinder 206 and a clamping block 205. The synchronous cylinder 206 is arranged at the upper end of the support plate 101. The clamping block 205 is arranged on the telescopic rod of the synchronous cylinder 206. The synchronous cylinder 206 drives the clamping block 205 to clamp and fix the end of the sample 5. The structure is simple, the operation is convenient, and the fixation is reliable.

[0037] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A cross-section measuring table for metal material testing, characterized in that: It includes a base, a clamping assembly, a measuring assembly and a slide assembly, wherein a support rod is provided at the upper end of the base, a support plate is provided at the upper end of the support rod, a clamping assembly is provided at the upper end of the support plate, two support rods are provided, a slide assembly connected to the base is provided between the two support rods, and a measuring assembly is provided at the upper end of the slide assembly; The clamping assembly includes a pressure plate, a fixed plate and a first cylinder, the fixed plate is connected to the support rod, the first cylinder is connected to the fixed plate, the upper end of the fixed plate is provided with a slide bar, the pressure plate is arranged above the support plate, the pressure plate and the slide bar are slidably matched, and the telescopic rod of the first cylinder is connected to the pressure plate; The slide assembly includes a linear guide, a belt, a slide and a motor. The linear guide is fixed to the upper end of the base, the slide cooperates with the linear guide, one end of the slide is connected to the belt, one end of the belt is sleeved on the pulley, the other end of the belt is sleeved on the output shaft of the motor, and the pulley and the motor are both connected to the fixed seat.

2. A cross-section measuring platform for metal material testing according to claim 1, characterized in that: The measuring assembly includes a measuring sensor, a measuring frame, an upper clamping plate, a lower clamping plate and a second cylinder. The measuring frame is a rectangular frame. A measuring sensor is provided on one side of the measuring frame. An upper clamping plate and a lower clamping plate are provided inside the measuring frame. A guide rod is vertically connected inside the measuring frame. The lower end of the guide rod is connected to the slide. The upper clamping plate is slidably connected to the guide rod. The lower clamping plate is connected to the slide through a fixing rod. The second cylinder is fixed to the lower clamping plate, and the telescopic rod of the second cylinder is connected to the upper clamping plate.

3. A cross-section measuring platform for metal material testing as claimed in claim 2, characterized in that: A support rod is provided at the upper end of the measuring frame, a lever is connected to the upper end of the support rod, the middle part of the lever is hinged to the support rod, and there are two guide rods, the upper ends of the two guide rods are respectively hinged to the ends of the lever.

4. A cross-section measuring platform for metal material testing as claimed in claim 2, characterized in that: The measuring sensor comprises a photoelectric sensor and a grating ruler.

5. A cross-section measuring platform for metal material testing as claimed in claim 4, characterized in that: The model of the grating ruler is MT60.

6. A cross-section measuring platform for metal material testing as claimed in claim 4, characterized in that: The model of the photoelectric sensor is PD30CND10NASA.

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