CN221280831U - Accurate pressure test board - Google Patents

Abstract

The utility model discloses a precise pressure test machine, which relates to the technical field of detection equipment and comprises an operation platform, wherein a plurality of support columns are fixed at the rear end of the upper side of the operation platform, the upper ends of the support columns are fixedly connected with a mounting plate, a plurality of air cylinders are fixedly arranged at the central position of the upper side of the mounting plate, the output ends of the air cylinders penetrate through the surface of the mounting plate and are fixedly connected with a connecting plate, and a compression bar is fixedly connected to the lower side of the connecting plate. According to the utility model, the control element, the air pump, the plurality of air cylinders and the compression rod are arranged, so that the test piece can be subjected to multipoint symmetrical pressure test, the inaccurate experimental result caused by the overlarge or undersize density of the pressed part of the test piece is prevented, the unnecessary safety accidents in the practical application caused by the overlarge deviation between the experimental result and the practical pressure value are prevented, the test piece can be fixed in the pressed test process by arranging the fixing block, and the influence on the experimental result caused by the repeated pressed experiment on one point is avoided.

Description

Accurate pressure test board

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a precise pressure test machine.

Background

A pressure tester is a device for testing the compressive strength of materials, parts or products, and typically uses a hydraulic system to generate pressure and read the pressure value on a pressure sensor, and can be used for quality control and quality assurance to ensure that the safety and performance of the product meet standards.

The general pressure testing machine is used for carrying out integral test on the test piece by a single air cylinder, if the density difference of the inner part of the test piece is larger during production, the density difference of the pressed part in the integral test causes larger deviation between the bearable pressure of the test and the actual bearable pressure, and larger potential safety hazards possibly exist during the use process, the general pressure testing value is obtained through the pressure sensor, and the traditional pressure testing machine is used for carrying out integral test, so that the pressure born by the test piece is measured by the single pressure sensor, and the measurement result is not accurate enough.

Disclosure of utility model

In order to solve the technical problems, the invention provides a precise pressure testing machine, which solves the problems that the prior general pressure testing machine performs integral test on a test piece by a single air cylinder, if the internal density difference of the test piece is large during production, the test bearable pressure of the test piece has large deviation from the actual bearable pressure in the integral test, large potential safety hazards possibly exist in the use process, the general pressure testing value is known through a pressure sensor, and the pressure suffered by the test piece is measured by the single pressure sensor because the traditional pressure testing machine performs integral test, so the measurement result is not accurate enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a accurate pressure test board, includes operation platform, the inside bottom plate central point of operation platform puts department fixedly connected with installation guide rail, installation guide rail upper end fixedly connected with a plurality of control elements, operation platform upside rear end fixedly connected with support column, support column upper end fixedly connected with mounting panel, operation platform rear end top fixedly connected with air pump, operation platform upside and the below fixedly connected with base of mounting panel intermediate position department, base upside central point department fixedly connected with erection column, erection column left end fixedly connected with fixed block, erection column surface sliding connection has the test piece, mounting panel upside central point department fixedly connected with a plurality of cylinders, mounting panel downside central point department fixedly connected with spliced pole, spliced pole lower extreme fixedly connected with fixed plate, the output of cylinder runs through the surface of mounting panel and fixedly connected with connecting plate, connecting plate downside fixedly connected with depression bar, the depression bar lower extreme runs through the upper end of fixed plate and extends to its below.

Preferably, the cylinders are arranged in a circumferential array on the mounting plate, and the sensors are arranged at the lower ends of the inside of the cylinders.

Preferably, the front end of the upper side of the operation platform is fixedly connected with a scram button, the right end of the upper side of the operation platform and the scram button is fixedly connected with a test button, and the scram button and the test button are respectively connected with the control element through electric wires.

Preferably, the foot pads are fixedly connected to the four corners of the lower side of the operation platform.

Preferably, the left end and the right end of the bottom plate inside the operation platform are fixedly connected with a plurality of support rods, and the upper ends of the support rods are fixedly connected with the top plate of the operation platform.

Preferably, a plurality of heat dissipation openings are formed in the left side and the right side of the operation platform.

Preferably, the upper end of the air pump is fixedly connected with a pressure gauge, and the pressure gauge is used for measuring the pressure of the air output by the air pump.

Compared with the prior art, the utility model has the advantages that: according to the utility model, the control element, the air pump, the plurality of air cylinders and the compression rod are arranged, so that the test piece can be subjected to multipoint symmetrical pressure test, the inaccurate experimental result caused by the overlarge or undersize density of the pressed part of the test piece is prevented, the experimental result is enabled to be more approximate to the actual pressure value, the unnecessary safety accidents caused by the overlarge deviation between the experimental result and the actual pressure value in the actual application are prevented, the plurality of experimental data can be measured through the plurality of sensors, the more accurate measurement result can be obtained through comprehensive comparison, the test piece can be fixed in the pressed test process through the fixing block, and the influence on the experimental result caused by the fact that the experiment result is subjected to multiple pressed experiments on one point is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the operation platform according to the present utility model;

Fig. 4 is an enlarged partial schematic view at a in fig. 1.

The reference numerals in the figures are: 1. an operating platform; 2. an emergency stop button; 3. a test button; 4. foot pads; 5. installing a guide rail; 6. a control element; 7. a support rod; 8. a heat radiation port; 9. a support column; 10. a mounting plate; 11. an air pump; 12. a pressure gauge; 13. a base; 14. a mounting column; 15. a fixed block; 16. a test piece; 17. a cylinder; 18. a connecting column; 19. a fixing plate; 20. a connecting plate; 21. and (5) pressing the rod.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-3, a precise pressure test machine comprises an operation platform 1, wherein the front end of the upper side of the operation platform 1 is fixedly connected with a scram button 2, when an emergency is met, the test can be stopped timely, the upper side of the operation platform 1 and the right end of the scram button 2 are fixedly connected with a test button 3, which is used for starting a test experiment, the scram button 2 and the test button 3 are respectively connected with a control element 6 through electric wires, foot pads 4 are fixedly connected at four corners of the lower side of the operation platform 1, the ground is protected from the bottom of the pressure test machine, an installation guide rail 5 is fixedly connected at the center of the bottom plate inside the operation platform 1, a plurality of control elements 6 are fixedly arranged at the upper end of the installation guide rail 5, a plurality of support rods 7 are fixedly connected at the left end and the right end of the bottom plate inside the operation platform 1, a plurality of support rods 9 are fixedly connected with the top plate of the operation platform 1, a plurality of heat dissipation openings 8 are formed at the left side and the right side of the operation platform 1, and a plurality of support columns 9 are fixedly arranged at the rear end of the upper side of the operation platform 1.

The support column 9 upper end fixedly connected with mounting panel 10, operation platform 1 rear end top fixed mounting has air pump 11, air pump 11 upper end fixedly connected with manometer 12, manometer 12 is used for measuring the pressure of air pump 11 output gas, the below fixedly connected with base 13 of operation platform 1 upside and mounting panel 10 intermediate position department, base 13 upside central position department fixedly connected with erection column 14, erection column 14 left end fixedly connected with fixed block 15, erection column 14 surface sliding connection has test piece 16, the effectual test piece 16 that carries out is fixed, mounting panel 10 upside central position department fixed mounting has a plurality of cylinders 17, a plurality of cylinders 17 are the circumference array on mounting panel 10 and arrange, and a plurality of cylinder 17 inside lower extreme all is provided with the sensor, a plurality of experimental data can be surveyed, can obtain more accurate measuring result through comprehensive comparison, mounting panel 10 downside central position department fixedly connected with spliced pole 18, spliced pole 18 lower extreme fixedly connected with fixed plate 19, the output end of cylinder 17 runs through the surface of mounting panel 10 and fixedly connected with connecting plate 20, connecting plate 20 downside fixedly connected with depression bar 21, depression bar 21 lower extreme and run through its upper end and extend to its lower extreme and more practical test point, the test result is more nearly to the pressure measurement.

Working principle: test piece 16 passes through mounting column 14 and fixed block 15 and is arranged on base 13, presses test button 3, and control element 6 passes through air pump 11 drive mutually symmetrical cylinder 17 according to appointed order and pressurizes downwards, and mutually symmetrical depression bar 21 passes fixed plate 19 and slides downwards under the effect of cylinder 17, carries out the multi-point symmetry pressure test to test piece 16 respectively under the guide of fixed plate 19, and the pressure sensor of each cylinder 17 bottom is unified to the data transmission that surveys on the computer, and convenient analysis runs into emergency, presses emergency stop button 2, can stop control element 6 to air pump 11's control rapidly, makes the pressure test machine stop working.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a accurate pressure test board, includes operation platform (1), its characterized in that: the utility model discloses a control device for the pressure of the air cylinder, which comprises an operation platform (1), wherein an installation guide rail (5) is fixedly connected to the center position of an inner bottom plate of the operation platform (1), a plurality of control elements (6) are fixedly connected to the upper end of the installation guide rail (5), a plurality of support columns (9) are fixedly connected to the rear end of the upper side of the operation platform (1), a mounting plate (10) is fixedly connected to the upper end of the support columns (9), an air pump (11) is fixedly connected to the upper side of the rear end of the operation platform (1), a base (13) is fixedly connected to the lower side of the middle position of the mounting plate (10), a mounting column (14) is fixedly connected to the center position of the upper side of the base (13), a fixing block (15) is fixedly connected to the left end of the mounting column (14), a test piece (16) is slidingly connected to the surface of the mounting column (14), a plurality of air cylinders (17) are fixedly connected to the center position of the upper side of the mounting plate (10), a connecting column (18) is fixedly connected to the center position of the lower side of the mounting plate (10), a fixing plate (19) is fixedly connected to the lower end of the connecting column (18), a connecting plate (20) is fixedly connected to the surface of the output end of the air cylinder (17), a connecting plate (20), the lower end of the compression bar (21) penetrates through the upper end of the fixing plate (19) and extends to the lower side of the fixing plate.

2. The precision press test machine of claim 1, wherein: the cylinders (17) are arranged on the mounting plate (10) in a circumferential array, and sensors are arranged at the lower ends of the inside of the cylinders (17).

3. The precision press test machine of claim 1, wherein: the automatic emergency stop device is characterized in that an emergency stop button (2) is fixedly connected to the front end of the upper side of the operation platform (1), a test button (3) is fixedly connected to the right end of the emergency stop button (2) and the upper side of the operation platform (1), and the emergency stop button (2) and the test button (3) are connected with a control element (6) through electric wires respectively.

4. The precision press test machine of claim 1, wherein: foot pads (4) are fixedly connected to the four corners of the lower side of the operating platform (1).

5. The precision press test machine of claim 1, wherein: the left end and the right end of the bottom plate inside the operation platform (1) are fixedly connected with a plurality of support rods (7), and the upper ends of the support rods (7) are fixedly connected with the top plate of the operation platform (1).

6. The precision press test machine of claim 1, wherein: a plurality of heat dissipation ports (8) are formed in the left side and the right side of the operation platform (1).

7. The precision press test machine of claim 1, wherein: the upper end of the air pump (11) is fixedly connected with a pressure gauge (12), and the pressure gauge (12) is used for measuring the pressure of the air output by the air pump (11).