CN117309279A - Three-station complete machine air tightness test bench - Google Patents
Three-station complete machine air tightness test bench Download PDFInfo
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- CN117309279A CN117309279A CN202311109222.2A CN202311109222A CN117309279A CN 117309279 A CN117309279 A CN 117309279A CN 202311109222 A CN202311109222 A CN 202311109222A CN 117309279 A CN117309279 A CN 117309279A
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- 238000012360 testing method Methods 0.000 title claims abstract description 183
- 238000010438 heat treatment Methods 0.000 claims abstract description 45
- 238000003825 pressing Methods 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims description 36
- 230000000087 stabilizing effect Effects 0.000 claims description 23
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 238000013016 damping Methods 0.000 claims description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 14
- 230000003139 buffering effect Effects 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 7
- 239000003292 glue Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000013522 software testing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
- F16F15/085—Use of both rubber and metal springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
- F16J15/064—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces the packing combining the sealing function with other functions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/32—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
- G01M3/3209—Details, e.g. container closure devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
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- Air Bags (AREA)
Abstract
The invention discloses a three-station complete machine air tightness test board, and aims to provide a three-station complete machine air tightness test board which is simple and convenient to operate and high in test efficiency. The air tightness testing device comprises a workbench, three testing dies for air tightness testing are arranged on the workbench, a pressing cylinder is arranged at the top of each testing die, an air pump is externally connected with each testing die, each air pump is arranged at the bottom of the workbench, an air pressure sensor is arranged at the bottom in each testing die, a display assembly is arranged at the top of the workbench, a control button is arranged on the front side of each testing die, each control button is respectively connected with the corresponding pressing cylinder and each air pump, and each air pressure sensor is connected with the corresponding display assembly. The beneficial effects of the invention are as follows: three test tables which are arranged at equal intervals are arranged on the workbench, so that the test of three heating cups can be carried out at one time, and the test efficiency is high.
Description
Technical Field
The invention relates to the technical field related to heating cup sealing test, in particular to a three-station complete machine air tightness test table.
Background
Along with the improvement of the living standard of people and the continuous acceleration of the living rhythm, the requirements of people on the working efficiency of electric appliances are also higher and higher. The electric kettle has certain defects in some use scenes due to the problem of the whole volume, so that the heating cup has better portability and wider use scene on the whole volume.
In the heating cup processing technology, an air tightness testing step is provided, an air tightness testing table is used in air tightness testing, the existing air tightness testing step is complex in use and operation, operation is inconvenient, and meanwhile, the problem of low testing efficiency exists, so that the testing technology is poor in effect.
Disclosure of Invention
The invention provides the three-station complete machine air tightness test table which is simple and convenient to operate and high in test efficiency, and aims to overcome the defects of complex operation, inconvenience and low test efficiency in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a three station complete machine gas tightness testboard, includes the workstation, be provided with three test mould that is used for the gas tightness test on the workstation, the test mould top is provided with the pressfitting cylinder, the test mould external connection has the pump, the pump is installed in the workstation bottom, the bottom is provided with air pressure sensor in the test mould, the workstation top is provided with display module, the test mould front side is provided with control button, control button is connected with pressfitting cylinder and pump respectively, air pressure sensor is connected with display module.
Three test dies are arranged on the workbench, wherein the dies are used for testing the air tightness of the heating cup. The top of the test die is provided with a pressing cylinder, and the pressing cylinder can press the heating cup placed on the test die to ensure the tight connection between the heating cup and the test die. Wherein, the test mould is externally connected with an inflator pump which is arranged at the bottom of the workbench. During testing, the inflator pump can inflate the test mold and ensure the air pressure in the test mold. The bottom of the test mould is provided with an air pressure sensor which can measure the air pressure of a closed cavity formed by the test mould and the heating cup. The top of the workbench is provided with a display component, the air pressure sensor is connected with the display component, the display component can display the air pressure value and the change condition of the air pressure, and meanwhile, whether the air tightness of the heating cup meets the standard can be displayed. Meanwhile, a control button is arranged at the front end of the test die and is connected with the pressing cylinder and the inflator pump, the control button can control the pressing cylinder to press down and fix the heating cup in a pressing mode, and meanwhile, the inflator pump is controlled to inflate the test die after the pressing is completed. When testing, the heating cup is respectively placed in the test mould on the workbench, the control button is pressed down, the heating cup is pressed by the pressing cylinder, then the air pump inflates the test mould, after the inflation pressure maintaining is completed, the air pressure sensor monitors the air pressure value in the heating cup, the air pressure value data is displayed on the display component, and whether the air tightness of the heating cup meets the production requirement is displayed on the display component. The air tightness test is simple and convenient to operate, three heating cup tests can be carried out at a time, and the test efficiency is high.
Preferably, the test die is provided with a test groove, the bottom of the test groove is provided with a mounting groove, the air pressure sensor is arranged in the mounting groove, the bottom surface of the test groove is connected with a sealing ring, the sealing ring is connected with the cup opening of the heating cup, the side wall of the test groove is connected with the side wall of the heating cup in a clamping manner, the top surface of the sealing ring is provided with an inner ring block and an outer ring block, the section of the inner ring block is triangular, and the section of the outer ring block is rectangular. The test die is provided with a test groove, the bottom of the test groove is provided with a mounting groove, the air pressure sensor is arranged in the mounting groove, meanwhile, a sealing ring connected to the bottom of the test groove is connected with the cup mouth of the heating cup, and the side wall of the heating cup contacts with the inner side of the side wall of the test groove to finish clamping, so that the sealing performance is good after the heating cup is connected with the test die, and the accuracy of air tightness test is ensured; the inner ring block and the outer ring block are arranged at the top of the sealing ring, the cross section of the inner ring block is triangular, the cross section of the outer ring block is rectangular, the sealing performance of the sealing ring to the test die and the heating cup can be ensured by the shape, and the accuracy of the air tightness test is ensured.
Preferably, the side wall of the test groove is provided with an arc-shaped abdication groove, an arc-shaped clamping piece is arranged in the abdication groove, a buffer spring is connected between the abdication groove and the clamping piece, and the upper end of the inner side wall of the clamping piece is provided with a guide inclined plane. The clamping piece is arranged in the yielding groove arranged on the side wall of the test groove, one end of the buffer spring is connected with the side wall of the yielding groove, the other end of the buffer spring is connected with the clamping piece, when the heating cup is placed in the test mold, the clamping piece can clamp the heating cup under the action of the elasticity of the spring, meanwhile, due to the fact that the top of the clamping piece is provided with the guiding inclined plane, the guiding inclined plane can play a guiding role when the heating cup is placed in the test groove, the heating cup is conveniently placed in the test groove, the operation is simple and convenient, the clamping of the clamping piece can enable the heating cup to be stably fixed, and the accuracy of air tightness test is ensured.
Preferably, the three test dies are arranged at equal intervals, the side walls of the test dies are provided with air inlets, the air inlets are connected with the inflator pump through connecting hoses, and the air inlets are communicated with the mounting grooves. The equidistant arrangement of three test mould lamps is convenient to be matched with a manipulator to carry out intelligent production line, the air inlet hole arranged on the side wall of the test mould is connected through the connecting hose, the mounting groove arranged at the bottom of the test mould is communicated with the air inlet hole, the air pressure sensor is ensured to accurately monitor the air pressure in the sealing cavity formed by the test groove and the heating cup, and the accuracy of the air tightness test is ensured.
Preferably, the connecting piece is connected with the inlet port in, the connecting piece is provided with a plurality of bleeder vents, be provided with the guiding hole in the middle of the connecting piece, the left side of connecting piece is provided with the pressurize piece, pressurize piece middle part is connected with the guide arm, the guide arm cup joints with the guiding hole, the inlet port inner wall is provided with the inlet branch hole, inlet branch hole and mounting groove intercommunication, pressurize piece lateral wall is provided with a plurality of draw-in grooves, the draw-in groove is connected with the pressurize seal pad, the inlet port inner wall is provided with a plurality of seal grooves, the pressurize seal pad is connected with the seal groove, the guide arm cup joints the tension spring, tension spring one end is connected with the pressurize piece, the tension spring other end is connected with the connecting piece. The connecting piece is arranged in the air inlet, the air vent arranged on the connecting piece can facilitate the air pump to inflate the air inlet, the pressure keeping piece is arranged on the left side of the connecting piece, the guide rod is arranged in the middle of the pressure keeping piece and is sleeved with the guide hole arranged in the middle of the connecting piece, the air inlet branch hole is arranged on the inner wall of the air inlet and is communicated with the mounting groove, meanwhile, the clamping grooves are arranged on the side wall of the pressure keeping piece, the pressure keeping sealing gasket is connected in the clamping grooves, and meanwhile, the sealing groove arranged on the inner wall of the air inlet is connected with the pressure keeping sealing gasket arranged on the pressure keeping piece, so that the pressure keeping piece seals the air inlet and realizes pressure keeping, the tension spring is sleeved with the guide rod, and the pressure keeping effect of the pressure keeping piece is better due to the elastic force of the tension spring, and the accuracy of the air tightness test is ensured; when inflating, the air pressure of the inflator pump can push the pressure maintaining piece to the left side, so that the air inlet branch hole arranged on the right side of the pressure maintaining piece is arranged on the left side of the pressure maintaining piece, the inflator pump can inflate into the mounting groove, after inflation is completed, the inflation is stopped, the pressure maintaining piece is pulled back under the action of the elasticity of the tension spring, the pressure maintaining piece returns to the original position, the pressure maintaining sealing gasket is embedded into the sealing groove, sealing and pressure maintaining are realized, and the accuracy of subsequent air tightness testing is ensured.
Preferably, the pressing cylinder comprises a connecting plate, the connecting plate is connected with the workbench, the connecting plate is Z-shaped, the upper end of the connecting plate is connected with a telescopic cylinder, the telescopic end of the telescopic cylinder is connected with a pressing plate, the pressing plate is circular, a buffer rubber block is arranged at the bottom of the pressing plate, a plurality of adsorption holes are formed in the buffer rubber block, and the adsorption holes are conical. The upper end of the connecting plate of Z shape is connected with flexible cylinder, and the flexible end of this flexible cylinder is connected with the clamp plate, and the clamp plate is the circular plate, even has the buffering glue piece on the bottom of clamp plate, and the lower surface of buffering glue piece is provided with the absorption hole, and the absorption hole is the bell mouth, and the absorption hole that sets up when flexible cylinder pushes down the bottom of cup that generates heat can adsorb the cup bottom that generates heat, guarantees that the clamp plate can compress tightly the cup that generates heat, can guarantee simultaneously that the cup that generates heat can not take place the displacement, guarantees when carrying out the gas tightness test, can guarantee the accuracy of test.
Preferably, the workbench comprises a table top and a rack, wherein the rack is of a frame structure, the inflator pump is arranged on the rack, the lower surfaces of four corners of the table top are provided with connecting grooves, buffer blocks are arranged in the connecting grooves, the lower surfaces of the buffer blocks are provided with hemispherical buffer grooves, the top ends of four corners of the rack are connected with connecting rods, the tops of the connecting rods are provided with stabilizing blocks, the stabilizing blocks are spherical, the stabilizing blocks are arranged in the buffer grooves, the stabilizing blocks are provided with mounting holes, the mounting holes are sleeved with the connecting rods, supporting springs are sleeved with the connecting rods, one ends of the supporting springs are connected with the stabilizing balls, and the other ends of the supporting springs are connected with the top surfaces of the rack. The workstation comprises mesa and rack, wherein the rack is frame construction, can guarantee stability, be provided with the spread groove at the lower surface at the four corners portion of mesa, simultaneously, be provided with the buffer block in the inside of spread groove, this buffer block plays the effect of buffering, the connecting rod has been cup jointed on the four corners portion top of rack, be connected with spherical steady block on the connecting rod, the steady block is embedded into the buffer tank, this buffer tank is the ball groove, simultaneously, support spring has been cup jointed on the connecting rod, support spring just is connected with stabilizing, this support spring plays the supporting role, wherein, the pump is installed on the rack, when the pump is inflated, the pump can take place vibrations, the support spring of setting, the buffer block can play the cushioning effect to the mesa, reduce the vibrations of mesa, avoid the vibrations of mesa to exert an influence to the gas tightness test of cup, ensure when carrying out the gas tightness test, can guarantee the accuracy of test.
Preferably, the side wall of the table top is connected with a limiting bar, the side wall of the table top is connected with a limiting column, the limiting bar is provided with a limiting groove, the end part of the limiting column is provided with a limiting bump, the limiting column is arranged in the limiting groove, and the limiting bump is arranged on the outer side of the limiting bar. The spacing that mesa lateral wall is connected is provided with the spacing groove, and spacing post sliding connection that this spacing groove was connected on the rack lateral wall to spacing lug in the tip of spacing post was established can carry out spacingly to spacing, and this kind of structural design can guarantee mesa and rack and can not take place the displacement, avoids the cup that generates heat to take place to rock after being compressed tightly fixedly, and then ensures when carrying out the gas tightness test, can guarantee the accuracy of test.
Preferably, the bottom of the rack is connected with a damping universal wheel. The cushioning universal wheel that rack bottom is connected makes things convenient for the removal of testboard, and simultaneously, the cushioning universal wheel that sets up can carry out the cushioning effect to the rack, and then the vibrations of reducible pump when aerifing, avoids vibrations to cause the influence to the gas tightness test of cup that generates heat, ensures when carrying out the gas tightness test, can guarantee the accuracy of test.
Preferably, the display assembly is provided with a red-green display lamp and a barometric pressure value display screen. In the red green display lamp that display element set up, the red light shows that the gas tightness is relatively poor is non-conforming article, and the green light shows that the gas tightness is good to be conforming article, simultaneously, the atmospheric pressure numerical display screen that sets up can show the numerical value that the atmospheric pressure sensor measured to can show the variation value of atmospheric pressure, make display element can show whether the cup that generates heat is conforming article, make test operation simple, convenient, the efficiency of test is high.
The beneficial effects of the invention are as follows: three test tables which are arranged at equal intervals are arranged on the workbench, so that the test of three heating cups can be performed at one time, and the test efficiency is high; the workbench is provided with the control button and the display component, the pressing of the pressing cylinder and the inflation of the inflator pump are controlled through the button, and the qualification of the air tightness test can be judged according to the display result of the display component, so that the operation is simple and convenient; the sealing ring arranged on the test die has elasticity and has the function of shock absorption while playing a role of sealing; the air pressure sensor arranged in the mounting groove can be used for performing air tightness test on the airtight cavity formed by the test die and the heating cup; the heating cup can be pressed on the test die by the pressing cylinder, so that the tightness of the heating cup and the test die is ensured, the accuracy of the air tightness test is ensured, and meanwhile, the buffer rubber block connected with the pressing cylinder can play a role in damping and buffering to a certain extent; the clamping piece arranged on the test die can clamp the heating cup, so that the tightness between the heating cup and the test die during testing is ensured, and the accuracy of air tightness testing is ensured; the connecting sheet and the pressure maintaining sheet arranged in the air inlet form a pressure maintaining assembly, so that the pressure maintaining effect is realized after the test die is inflated, and the accuracy of the air tightness test is ensured; the workbench consists of a table top and a rack, and a buffer type and a supporting spring are arranged between the table top and the rack to realize elastic connection, so that the workbench can be ensured to have a damping effect; the sealing ring, the buffer rubber block and the workbench which are arranged on the test bench all have damping functions, so that vibration generated by the inflator pump during inflation can be relieved, and the air tightness test result is prevented from being influenced.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of a test die of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an enlarged view at B in FIG. 2;
FIG. 5 is a cross-sectional view of a compression cylinder in accordance with the present invention;
fig. 6 is a cross-sectional view of the table-top and gantry connection of the present invention.
In the drawings of which there are shown,
1. the test device comprises a workbench, a test die, a pressing cylinder, an inflator pump, an air pressure sensor, a display assembly, a control button, a table top, a table frame, a limit bar, a limit column, a limit groove, a limit lug, a limit groove and a limit groove. 20, test groove, 21, mounting groove, 22, sealing ring, 23, air inlet hole, 24, connecting piece, 25, protecting piece, 26, pulling spring, 30, connecting plate, 31, telescopic cylinder, 32, pressing plate, 33, buffer rubber block, 34, adsorption hole, and sealing ring 60, red and green display lamps, 61, pneumatic pressure numerical display screen, 100, connecting grooves, 101, buffer blocks, 102, buffer grooves, 110, connecting rods, 111, stabilizing blocks, 112, mounting holes, 113, supporting springs, 114, cushioning universal wheels, 200, yielding grooves, 201, clamping sheets, 202, buffer springs, 203, guide inclined surfaces, 220, inner ring blocks, 221, outer ring blocks, 230, air inlet branch holes, 231, sealing grooves, 240, air holes, 241, guide holes, 250, guide rods, 251, clamping grooves and 252, pressure maintaining sealing gaskets.
Detailed Description
The invention is further described below with reference to the drawings and detailed description. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the application, its application, or uses. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In addition, the terms "first", "second", etc. are used to define the components, and are merely for convenience of distinguishing the corresponding components, and unless otherwise stated, the terms have no special meaning, and thus should not be construed as limiting the scope of the present application.
Embodiment 1, as shown in fig. 1-6, a three-station complete machine air tightness test bench comprises a workbench 1, wherein three test dies 2 for air tightness test are arranged on the workbench 1, the top of each test die 2 is connected with a pressing cylinder 3, each test die 2 is externally connected with an inflator pump 4, each inflator pump 4 is arranged at the bottom of the workbench 1, an air pressure sensor 5 is arranged at the bottom of each test die 2, a display assembly 6 is arranged at the top of the workbench 1, a control button 7 is arranged at the front side of each test die 2, each control button 7 is respectively connected with each pressing cylinder 3 and each inflator pump 4, and each air pressure sensor 5 is connected with each display assembly 6.
The test die 2 is provided with a test groove 20, the bottom of the test groove 20 is provided with a mounting groove 21, the air pressure sensor 5 is arranged in the mounting groove 21, the bottom surface of the test groove 20 is connected with a sealing ring 22, the sealing ring 22 is connected with the cup mouth of a heating cup, the side wall of the test groove 20 is clamped with the side wall of the heating cup, the top surface of the sealing ring 22 is provided with an inner ring block 220 and an outer ring block 221, the section of the inner ring block 220 is triangular, and the section of the outer ring block 221 is rectangular.
The side wall of the test groove 20 is provided with an arc-shaped abdication groove 200, an arc-shaped clamping piece 201 is arranged in the abdication groove 200, a buffer spring 202 is connected between the abdication groove 200 and the clamping piece 201, and the upper end of the inner side wall of the clamping piece 201 is provided with a guide inclined plane 203.
The three test dies 2 are arranged at equal intervals, air inlets 23 are formed in the side walls of the test dies 2, the air inlets 23 are connected with the inflator pump 4 through connecting hoses, and the air inlets 23 are communicated with the mounting grooves 21.
The connecting piece 24 is connected in the inlet port 23, the connecting piece 24 is provided with a plurality of bleeder vents 240, be provided with guiding hole 241 in the middle of the connecting piece 24, the left side of connecting piece 24 is provided with the protective sheet 25, protective sheet 25 middle part is connected with guide arm 250, guide arm 250 cup joints with guiding hole 241, the inlet port 23 inner wall is provided with inlet branch hole 230, inlet branch hole 230 communicates with mounting groove 21, protective sheet 25 lateral wall is provided with a plurality of draw-in grooves 251, draw-in groove 251 is connected with pressure retaining gasket 252, the inlet port 23 inner wall is provided with a plurality of seal grooves 231, pressure retaining gasket 252 is connected with seal groove 231, guide arm 250 cup joints pulling force spring 26, pulling force spring 26 one end is connected with protective sheet 25, the pulling force spring 26 other end is connected with connecting piece 24.
The pressing cylinder 3 comprises a connecting plate 30, the connecting plate 30 is connected with the workbench 1, the connecting plate 30 is Z-shaped, the upper end of the connecting plate 30 is connected with a telescopic cylinder 31, the telescopic end of the telescopic cylinder 31 is connected with a pressing plate 32, the pressing plate 32 is round, a buffer rubber block 33 is arranged at the bottom of the pressing plate 32, a plurality of adsorption holes 34 are formed in the buffer rubber block 33, and the adsorption holes 34 are conical.
The workbench 1 comprises a table top 10 and a table frame 11, the table frame 11 is of a frame structure, the inflator pump 4 is arranged on the table frame 11, the lower surfaces of four corners of the table top 10 are provided with connecting grooves 100, buffer blocks 101 are arranged in the connecting grooves 100, the lower surfaces of the buffer blocks 101 are provided with hemispheric shapes, the top ends of four corners of the table frame 11 are connected with connecting rods 110, the tops of the connecting rods 110 are provided with stabilizing blocks 111, the stabilizing blocks 111 are spherical, the stabilizing blocks 111 are arranged in the buffer grooves 102, the stabilizing blocks 111 are provided with mounting holes 112, the mounting holes 112 are sleeved with the connecting rods 110, the connecting rods 110 are sleeved with supporting springs 113, one ends of the supporting springs 113 are connected with the stabilizing blocks 111, and the other ends of the supporting springs 113 are connected with the top surfaces of the table frame 11.
The side wall of the table top 10 is connected with a limit bar 12, the side wall of the table top 11 is connected with a limit post 13, the limit bar 12 is provided with a limit groove 14, the end part of the limit post 13 is provided with a limit bump 15, the limit post 13 is arranged in the limit groove 14, and the limit bump 15 is arranged outside the limit bar 12. The bottom of the rack 11 is connected with a damping universal wheel 114.
The display assembly 6 is provided with a red-green display lamp 60 and a barometric pressure value display screen 61.
The main working principle of the invention is as follows: as shown in fig. 1-6, three test dies 2 are arranged on the workbench 1, and the three test dies 2 are arranged at equal intervals, so that an automatic production line is formed by matching with a manipulator conveniently, and programming of a control program is facilitated. The top of the test die 2 is provided with a pressing cylinder 3, and the pressing cylinder 3 can press the heating cup in the test die 2. The test die 2 is externally connected with an inflator pump 4, the inflator pump 4 is arranged on the workbench 1, and the inflator pump 4 can perform inflation operation in the test die 2. An air pressure sensor 5 is provided at the inner bottom of the test die 2, and the air pressure sensor 5 can test the air pressure in the closed cavity formed by the test die 2 and the heating cup. Meanwhile, a display assembly 6 is arranged at the top of the workbench 1, the display assembly 6 can display test results, a control button 7 is arranged on the front side of the test die 2, the control button 7 is connected with the pressing cylinder 3 and the inflator pump 4, the pressing cylinder 3 can be operated by pressing the control button 7, and the inflator pump 4 is started to inflate the test die 2 after pressing is completed. The air pressure sensor 5 that sets up is connected with display module 6 for test data on the air pressure sensor 5 shows on display module 6, is convenient for observe, and this testboard convenient operation is simple, and efficiency of software testing is high.
Further, the upper surface of the test die 2 is provided with a test groove 20, the bottom of the test groove 20 is provided with a mounting groove 21, and the air pressure sensor 5 is mounted in the mounting groove 21. The bottom surface of the test groove 20 is connected with a sealing ring 22, the sealing ring 22 can be connected with the cup mouth of the heating cup, meanwhile, the side wall of the heating cup is contacted with the side wall of the test groove 20, the cup mouth of the heating cup is tightly contacted with the test mold 2 when the heating cup is in the test mold 2, and the air tightness test is accurate. Meanwhile, the sealing ring 22 can also play a role in damping and buffering.
The top of the sealing ring 22 is provided with an inner ring block 220 and an outer ring block 221, the cross section of the inner ring block 220 is triangular, the cross section of the outer ring block 221 is rectangular, and the sealing effect of the sealing ring 22 can be improved through the shape design.
Further, be provided with curved groove 200 of stepping down on the lateral wall of test tank 20, be provided with clamp piece 201 in the groove 200 of stepping down, clamp piece 201 is arc equally, is provided with buffer spring 202 between clamp piece 201 and the groove 200 inner wall of stepping down, buffer spring 202 plays the cushioning effect, when installing the cup that generates heat in test tank 20, clamp piece 201 presss from both sides tightly the cup that generates heat, guarantees the installation effect of cup that generates heat. Meanwhile, the guide inclined surface 203 arranged at the upper end of the inner side wall of the clamping piece 201 can facilitate the placement of the heating cup in the test groove 20.
Further, an air inlet hole 23 is formed in the side wall of the test die 2, the air inlet hole 23 is connected with the inflator pump 4 through a connecting hose, the other end of the air inlet hole 23 is connected with the mounting groove 21, and therefore the inflator pump 4 can perform inflation operation on the test die 2.
Further, the connecting piece 24 is connected to the air inlet hole 23, and the connecting piece 24 is provided with a plurality of air holes 240, and the air holes 240 facilitate the inflator pump 4 to inflate the air inlet hole 23. The inside at inlet port 23 still is provided with the pressurize piece 25, and the left side at the connection piece 24 is set up to the pressurize piece 25, and wherein, the middle part at the pressurize piece 25 is provided with guide arm 250, is provided with guiding hole 241 at connection piece 24 middle part, and guide arm 250 cup joints with guiding hole 241. The guide rod 250 is sleeved with a tension spring 26, one end of the tension spring 26 is connected with the pressure maintaining piece 25, and the other end of the tension spring is connected with the connecting piece 24, so that the pressure maintaining piece 25 and the connecting piece 24 are elastically connected. Wherein, the inner wall of the air inlet 23 is provided with an air inlet branch hole 230, and the air inlet branch hole 230 is communicated with the mounting groove 21. The air intake branch hole 230 is provided on the left side of the protection piece 25. When the inflator pump 4 inflates, the gas pushes the protecting piece 25 to move leftwards, so that the protecting piece 25 is arranged at the left side of the air inlet branch hole 230, and the gas enters the mounting groove 21 from the air inlet branch hole 230, so that the inflation operation is realized. When the inflation is completed, the pressure maintaining piece 25 is pulled back to the right side under the action of the tension spring 26, so that the pressure maintaining piece 25 is placed on the left side of the air inlet branch hole 230, and the pressure maintaining operation is realized. Wherein, be provided with a plurality of draw-in grooves 251 on the lateral wall of pressure retention piece 25, cup jointed a plurality of pressurize gaskets 252 on the draw-in groove 251, simultaneously, be provided with a plurality of seal grooves at the lateral wall of inlet port 23, after pressure retention piece 25 returns to the right side of inlet branch hole 230, the pressurized gaskets 252 imbeds in the seal groove, guarantees sealed effect.
Further, the connecting plate 30 that pressfitting cylinder 3 set up is installed on workstation 1, wherein, this connecting plate 30 is Z shape, be connected with flexible cylinder 31 at the top of connecting plate 30, the clamp plate 32 is connected to the flexible end of flexible cylinder 31, this clamp plate 32 is circular, be provided with buffering glue piece 33 in the bottom of clamp plate 32, when pressfitting cylinder 3 carries out the pressure, flexible cylinder 31 pushes down, drive clamp plate 32 and buffering glue piece 33 compress tightly the cup that generates heat, simultaneously, be provided with a plurality of absorption hole 34 on this buffering glue piece 33, the absorption hole 34 of setting is compressing tightly the cup bottom that generates heat, make absorption hole 34 adsorb the bottom of cup that generates heat, improve the effect of compressing tightly. Meanwhile, the adsorption holes 34 are conical holes, so that the adsorption effect can be improved, and the compression effect of the compression cylinder 3 is ensured.
Further, the workbench 1 is composed of a table top 10 and a rack 11, wherein the rack 11 is of a frame structure, and the structure is convenient to manufacture. The inflator 4 is mounted on the gantry 11. The lower surfaces of the four corners of the table 10 are provided with connecting grooves 100, and buffer blocks 101 are provided in the connecting grooves 100, and the buffer blocks 101 are rubber blocks. A hemispherical buffer groove 102 is formed at the lower end of the buffer block 101. Meanwhile, the connection bars 110 are provided at four corners of the stage 11, and the connection bars 110 are welded to the stage 11. A stabilizing block 111 is arranged above the connecting rod 110, the stabilizing block 111 is spherical, the stabilizing block 111 is provided with a mounting hole 112, the mounting hole 112 is sleeved with the connecting rod 110, a supporting spring 113 is arranged between the stabilizing block 111 and the connecting rod 110, the upper end of the supporting spring 113 is connected with the stabilizing block 111, and the lower end of the supporting spring 113 is connected with the bench 11 so that the stabilizing block 111 and the connecting rod 110 are elastically connected. Meanwhile, the stabilizing block 111 is inserted into the connection groove 100 to contact with the buffer block 101, so that the table top 10 is elastically connected with the table 11. When the inflator pump 4 is in inflation operation, the generated vibration can be buffered and damped by the supporting spring 113 and the buffer block 101, and the influence on the air tightness test caused by the vibration is reduced.
Meanwhile, a limiting bar 12 is arranged on the side wall of the table top 10, a limiting column 13 is connected to the side wall of the table top 11, a limiting groove 14 is formed in the limiting bar 12, a limiting projection 15 is arranged at the end of the limiting column 13, the limiting column 13 is embedded into the limiting groove 14, the limiting column 13 and the limiting groove 14 can slide, the limiting projection 15 is arranged on the outer side of the limiting bar 12, the table top 10 and the horizontal movement of the table top 11 are limited, and connection stability is guaranteed.
Further, still be provided with the cushioning universal wheel 114 in the bottom of rack 11, this universal wheel can make the removal of this testboard convenient, and the cushioning function of the universal wheel of setting also can reduce the influence of the vibrations that inflator pump 4 aerifyd produced, reduces the influence that leads to the fact to the gas tightness test because of vibrations.
Further, the display assembly 6 is provided with a red-green display lamp 60 and a gas pressure value display screen 61, wherein the red-green display lamp 60 is used for displaying whether the gas tightness test of the heating cup is qualified or not, and the red lamp is unqualified and the green lamp is qualified. The air pressure value display screen 61 is used for displaying air pressure values and air pressure variation values, so that test results are easier to read, the operation is convenient and simple, and the test efficiency can be improved.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a three station complete machine gas tightness testboard, characterized by, including workstation (1), be provided with three test mould (2) that are used for the gas tightness test on workstation (1), test mould (2) top is provided with pressfitting cylinder (3), test mould (2) external pump (4) that have, pump (4) are installed in workstation (1) bottom, be provided with air pressure sensor (5) in test mould (2), workstation (1) top is provided with display module (6), test mould (2) front side is provided with control button (7), control button (7) are connected with pressfitting cylinder (3) and pump (4) respectively, air pressure sensor (5) are connected with display module (6).
2. The three-station complete machine air tightness test table according to claim 1, wherein the test die (2) is provided with a test groove (20), a mounting groove (21) is formed in the bottom of the test groove (20), the air pressure sensor (5) is arranged in the mounting groove (21), a sealing ring (22) is connected to the bottom surface of the test groove (20), the sealing ring (22) is connected with a cup mouth of a heating cup, the side wall of the test groove (20) is clamped with the side wall of the heating cup, an inner ring block (220) and an outer ring block (221) are arranged on the top surface of the sealing ring (22), the section of the inner ring block (220) is triangular, and the section of the outer ring block (221) is rectangular.
3. The three-station complete machine air tightness test table according to claim 2, wherein an arc-shaped abdication groove (200) is formed in the side wall of the test groove (20), an arc-shaped clamping piece (201) is arranged in the abdication groove (200), a buffer spring (202) is connected between the abdication groove (200) and the clamping piece (201), and a guide inclined plane (203) is arranged at the upper end of the inner side wall of the clamping piece (201).
4. The three-station complete machine air tightness test bench is characterized in that three test dies (2) are arranged at equal intervals, air inlets (23) are formed in the side walls of the test dies (2), the air inlets (23) are connected with an inflator pump (4) through connecting hoses, and the air inlets (23) are communicated with mounting grooves (21).
5. The three-station complete machine air tightness test bench according to claim 4, wherein the air inlet hole (23) is internally connected with a connecting sheet (24), the connecting sheet (24) is provided with a plurality of air holes (240), a guide hole (241) is arranged in the middle of the connecting sheet (24), a pressure maintaining sheet (25) is arranged on the left side of the connecting sheet (24), a guide rod (250) is connected in the middle of the pressure maintaining sheet (25), the guide rod (250) is sleeved with the guide hole (241), an air inlet branch hole (230) is formed in the inner wall of the air inlet hole (23), the air inlet branch hole (230) is communicated with the mounting groove (21), a plurality of clamping grooves (251) are formed in the side wall of the pressure maintaining sheet (25), a pressure maintaining sealing pad (252) is connected with the guide groove (231), a tension spring (26) is sleeved on one end of the guide rod (250), and the other end of the tension spring (26) is connected with the connecting sheet (24).
6. The three-station complete machine air tightness test table according to claim 1, wherein the pressing cylinder (3) comprises a connecting plate (30), the connecting plate (30) is connected with the workbench (1), the connecting plate (30) is Z-shaped, the upper end of the connecting plate (30) is connected with a telescopic cylinder (31), the telescopic end of the telescopic cylinder (31) is connected with a pressing plate (32), the pressing plate (32) is circular, a buffer rubber block (33) is arranged at the bottom of the pressing plate (32), the buffer rubber block (33) is provided with a plurality of adsorption holes (34), and the adsorption holes (34) are conical.
7. The three-station complete machine air tightness test table according to claim 1, characterized in that the workbench (1) comprises a table top (10) and a table frame (11), the table frame (11) is of a frame structure, the inflator pump (4) is arranged on the table frame (11), the lower surfaces of four corners of the table top (10) are provided with connecting grooves (100), buffer blocks (101) are arranged in the connecting grooves (100), hemispherical buffer grooves (102) are arranged on the lower surfaces of the buffer blocks (101), connecting rods (110) are connected to the top ends of four corners of the table frame (11), stabilizing blocks (111) are arranged on the top of the connecting rods (110), the stabilizing blocks (111) are of a spherical shape, the stabilizing blocks (111) are arranged in the buffer grooves (102), mounting holes (112) are formed in the connecting rods (110) in a sleeved mode, supporting springs (113) are arranged in the connecting rods (110) in a sleeved mode, one ends of the supporting springs (113) are connected to the stabilizing blocks (111), and the other ends of the supporting springs (113) are connected to the top surfaces of the supporting springs (11).
8. The three-station complete machine air tightness test table according to claim 7, wherein the side wall of the table top (10) is connected with a limit bar (12), the side wall of the table top (11) is connected with a limit column (13), the limit bar (12) is provided with a limit groove (14), the end part of the limit column (13) is provided with a limit bump (15), the limit column (13) is arranged in the limit groove (14) and the limit bump (15) is arranged outside the limit bar (12).
9. The three-station complete machine air tightness test bench according to claim 7, wherein a damping universal wheel (114) is connected to the bottom of the bench (11).
10. The three-station complete machine air tightness test bench according to claim 1, wherein the display assembly (6) is provided with a red-green display lamp (60) and an air pressure numerical display screen (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311109222.2A CN117309279A (en) | 2023-08-31 | 2023-08-31 | Three-station complete machine air tightness test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311109222.2A CN117309279A (en) | 2023-08-31 | 2023-08-31 | Three-station complete machine air tightness test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117309279A true CN117309279A (en) | 2023-12-29 |
Family
ID=89285646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311109222.2A Pending CN117309279A (en) | 2023-08-31 | 2023-08-31 | Three-station complete machine air tightness test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117309279A (en) |
-
2023
- 2023-08-31 CN CN202311109222.2A patent/CN117309279A/en active Pending
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