CN113295349B - Pneumatic pressure device convenient to assemble and disassemble for machining instrument and meter parts - Google Patents
Pneumatic pressure device convenient to assemble and disassemble for machining instrument and meter parts Download PDFInfo
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- CN113295349B CN113295349B CN202110546957.6A CN202110546957A CN113295349B CN 113295349 B CN113295349 B CN 113295349B CN 202110546957 A CN202110546957 A CN 202110546957A CN 113295349 B CN113295349 B CN 113295349B
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- 238000003754 machining Methods 0.000 title claims abstract description 9
- 238000007689 inspection Methods 0.000 claims abstract description 71
- 230000005540 biological transmission Effects 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 7
- 238000001514 detection method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000003781 tooth socket Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 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
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a pneumatic pressure device convenient to assemble and disassemble for processing instrument parts, which comprises an inspection platform and a supporting platform for supporting the inspection platform, wherein a group of embedded grooves are formed in the inner edge surface of the inspection platform, a plurality of groups of box bodies are arranged on the upper end surface of the inspection platform in an annular array, a box cover which is automatically opened by matching with driving equipment is arranged above the box bodies, a group of travel switches positioned in the embedded grooves are arranged at the installation positions of the box bodies towards the axis direction of the inspection platform, the travel switches control the driving equipment to open and close the box cover, the supporting platform comprises a bottom plate and a cross-shaped assembly plate arranged above the bottom plate, two groups of transmission pressing mechanisms for transmitting the inspection platform are arranged on the cross-shaped assembly plate, and the inspection platform rotates around the axis of the inspection platform under the driving of the two groups of transmission pressing mechanisms. The pneumatic pressure device convenient to assemble and disassemble for machining the instrument parts is easy to realize transmission feeding, solves the problem of opening and closing of the installation stations of the instrument parts, and is recommended to be widely used.
Description
Technical Field
The invention belongs to the technical field of instruments (B30B 1/38), and particularly relates to a pneumatic pressure device convenient to assemble and disassemble for machining parts of the instruments.
Background
Instruments are instruments or devices for detecting, measuring, observing, and calculating various physical quantities, substance components, physical properties, and the like. Vacuum leak detector, manometer, length measuring instrument, microscope, multiplier etc. all belong to instrument and meter.
In the course of processing of instrument and meter, including the pressurization test to instrument and meter after producing to guarantee that its sealing performance is qualified, but in pressurization test process, the dismouting of product in to the test station is comparatively troublesome, how to combine automatic transport detection of product and convenient dismouting to be the technical problem that needs to solve at present.
Disclosure of Invention
The invention aims to provide a pneumatic pressure device convenient to assemble and disassemble for processing instrument parts, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the pneumatic pressure device comprises an inspection platform and a supporting platform for supporting the inspection platform, wherein the pneumatic pressure device is convenient to disassemble and assemble for processing instrument parts;
the inspection platform is annular, a group of annular embedded grooves are formed in the middle of the inner edge surface of the inspection platform, a plurality of groups of box bodies are arranged on the upper end surface of the inspection platform in an annular array, a box cover which is matched with the driving equipment to be automatically opened is arranged above the box bodies, a group of travel switches which are positioned in the embedded grooves are arranged at the installation positions of the box bodies towards the axis direction of the inspection platform, and the travel switches control the driving equipment to open and close the box cover;
the supporting platform comprises a bottom plate and a cross-shaped assembly plate arranged above the bottom plate, supporting rods for supporting the cross-shaped assembly plate are arranged at four corners of the bottom plate, two groups of transmission pressing mechanisms for transmitting the inspection platform are arranged on the cross-shaped assembly plate, and the inspection platform is driven by the two groups of transmission pressing mechanisms to rotate around the axle center of the inspection platform.
Preferably, the upper and lower sides of the embedding groove are provided with tooth grooves around the inner wall of the inspection platform, the transmission pressing mechanism comprises a shaft lever, an abutting wheel assembled at the end part of the shaft lever and transmission gears arranged at the upper and lower sides of the abutting wheel, the abutting wheel is embedded into the embedding groove and abuts against the inner wall of the embedding groove, the travel switch is pressed in stages in the rotation process of the inspection platform, and the transmission gears are meshed with the tooth grooves.
Preferably, the cross-shaped assembly plate comprises four groups of support plates, the support plates are provided with bearing tables for supporting the inspection platform, one group of the four groups of support plates is provided with a bending part, the bending part bends towards the upper part of the inspection platform, the top end of the bending part is provided with an air cylinder, and the bottom of the air cylinder is provided with a negative pressure rubber disc for butting an air pump.
Preferably, the box cover arranged above the box body is hinged with the box body, the driving device is arranged on one side of the hinge position of the box body and the box cover, the center of the upper end surface of the box cover is provided with a flow guide pipe communicated into the box body, and the lower part of the box cover is provided with an air pressure sensor.
Preferably, the driving device for adjusting the box cover comprises a group of hydraulic cylinders and a group of sliding seats with adjustable height, the sliding seats are sleeved on the outer edge surfaces of a group of guide rods, the axes of the guide rods are parallel to the axes of the hydraulic cylinders, the top end of each hydraulic cylinder is provided with a hinging rod connected with the outer edge surfaces of the guide rods, and the top end of each sliding seat is provided with a traction cable extending out of the inspection platform and abutting against the box cover.
Preferably, a sprocket is mounted below the shaft lever of the transmission pressing mechanism, and bearing assembly holes are formed in positions, penetrating through the cross-shaped assembly plates, of the shaft lever of the transmission pressing mechanism, and the two groups of sprockets of the transmission pressing mechanism are connected through a group of chain belts.
Preferably, a set of driving motors is arranged above the cross-shaped assembly plate, a driving gear is connected to the end part of a motor shaft of the driving motor, driven gears are assembled on shaft rods of one set of transmission pressing mechanisms in the two sets of transmission pressing mechanisms, and the driven gears are meshed with the driving gears of the driving motor.
Preferably, at least two groups of antifriction rollers are arranged above the bearing table, a group of annular slide ways with the axle centers being consistent with the axle centers of the inspection platform are arranged at the bottom end of the inspection platform, and the antifriction rollers are partially embedded into the annular slide ways and are in sliding fit with the annular slide ways.
The invention has the technical effects and advantages that: according to the pneumatic pressure device convenient to assemble and disassemble for machining the instrument parts, the bearing table at the end part of the cross-shaped assembly plate is used for supporting the inspection platform, automatic rotation of the inspection platform can be met under the drive of the transmission pressing mechanism, and the automatic box cover opening and closing are realized by matching with the staged pressing of the abutting wheel pair travel switch in the transmission pressing mechanism, so that the instrument to be tested is convenient to install and disassemble;
the special structure of the transmission pressing mechanism enables the abutting wheel to press the travel switch when being embedded into the embedded groove of the inspection platform, the transmission gear can carry out meshing transmission on the tooth socket of the inspection platform, the two groups of transmission pressing mechanisms are used for transmitting the inspection platform and realizing staged pressing on the travel switch, the box cover is closed when being positioned below the negative pressure rubber disc and opened when being positioned far away from the negative pressure rubber disc, and the closed environment of the box cover is convenient to build when the box cover is closed, so that pressure detection is convenient to realize;
the antifriction rollers are embedded above the bearing table and are in sliding fit with the annular slide rail arranged at the bottom of the inspection platform, so that the friction force of the inspection platform during rotation is reduced, and the inspection platform is convenient to limit during installation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the support platform of the present invention;
FIG. 3 is a schematic cross-sectional view of the inspection platform of the present invention at A-A in FIG. 1;
FIG. 4 is a schematic diagram of a transmission pressing mechanism according to the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
fig. 6 is an enlarged schematic view of the structure of fig. 3C according to the present invention.
In the figure: the device comprises a test platform 1, a chimeric groove 101, a tooth socket 102, a support platform 2, a bottom plate 3, a support rod 301, a cross-shaped assembly plate 302, a bearing assembly hole 30201, a bending part 303, a bearing platform 304, a cylinder 4, a negative pressure rubber disc 401, a box body 5, a box cover 501, a pneumatic sensor 502, a transmission pressing mechanism 6, a contact wheel 601, a transmission gear 602, a chain wheel 7, a chain belt 701, a driving motor 8, a driven gear 801, a hydraulic cylinder 9, a travel switch 901, a guide rod 10, a sliding seat 11, a hinging rod 1101, a traction cable 1102, a friction reducing roller 12 and a ring-shaped slideway 1201.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments.
In order to realize automatic opening and closing of a product mounting station while driving a product, the invention provides a pneumatic pressure device with convenient assembly and disassembly for processing instrument and meter parts, which is shown in figures 1, 2, 3, 4, 5 and 6, and comprises an inspection platform 1 and a supporting platform 2 for supporting the inspection platform 1;
the inspection platform 1 is annular, a group of annular embedded grooves 101 are formed in the middle of the inner edge surface of the inspection platform 1, a plurality of groups of box bodies 5 are installed on the upper end surface of the inspection platform 1 in an annular array, a box cover 501 which is matched with driving equipment to be automatically opened is arranged above the box bodies 5, a group of travel switches 901 which are positioned in the embedded grooves 101 are arranged at the installation positions of the groups of box bodies 5 towards the axis direction of the inspection platform 1, and the travel switches 901 control the driving equipment to open and close the box cover 501;
the supporting platform 2 comprises a bottom plate 3 and a cross-shaped assembling plate 302 arranged above the bottom plate 3, supporting rods 301 for supporting the cross-shaped assembling plate 302 are arranged at four corners of the bottom plate 3, two groups of transmission pressing mechanisms 6 for transmitting the inspection platform 1 are arranged on the cross-shaped assembling plate 302, and the inspection platform 1 rotates around the axle center of the inspection platform 1 under the driving of the two groups of transmission pressing mechanisms 6.
The upper and lower both sides of above-mentioned gomphosis groove 101 are seted up tooth's socket 102 around the inner wall of inspection platform 1, above-mentioned transmission pressing mechanism 6 includes the axostylus axostyle, the butt wheel 601 of axostylus axostyle tip assembly and the drive gear 602 that the upper and lower both sides set up of butt wheel 601, above-mentioned butt wheel 601 imbeds gomphosis inslot 101 and contradicts gomphosis groove 101 inner wall, carry out the stage to travel switch 901 at inspection platform 1 rotatory in-process and press, above-mentioned drive gear 602 and tooth's socket 102 intermesh, under the drive of transmission pressing mechanism 6, can satisfy inspection platform 1 automatic rotation, cooperation transmission pressing mechanism 6 is in butt wheel 601 to travel switch 901's stage press, realize automatic lid 501 and open and close, make things convenient for the installation and the dismantlement of instrument that awaits measuring.
Regarding the principle of opening and closing the box cover 501 in the invention, the invention discloses a pneumatic pressure device which is convenient to assemble and disassemble and is used for processing instrument parts as shown in fig. 1 and 3, wherein driving equipment for adjusting the box cover 501 comprises a group of hydraulic cylinders 9 and a group of height-adjustable sliding seats 11, the sliding seats 11 are sleeved on the outer edge surfaces of a group of guide rods 10, the axes of the guide rods 10 are parallel to the axes of the hydraulic cylinders 9, a hinge rod 1101 connected with the outer edge surfaces of the guide rods 10 is arranged at the top end of the hydraulic cylinders 9, and a traction cable 1102 which extends out of the inspection platform 1 and is in butt joint with the box cover 501 is arranged at the top end of the sliding seats 11. In the rotating process of the inspection platform 1, the travel switch 901 can convey an electric signal to drive the hydraulic cylinder 9 under the press of the abutting wheel 601 at the position close to the negative pressure rubber plate 401, the front box cover 501 is in an open state, namely the hydraulic cylinder 9 is in a contracted state, when the hydraulic cylinder 9 receives the electric signal, the hydraulic cylinder 9 extends to enable the box cover 501 to be closed, the air cylinder 4 is convenient to press down and then carry out inflation detection on products in the box body 5, along with the rotation, the box cover 501 gradually turns to the position of the other group of transmission pressing mechanisms 6, when the abutting wheel 601 presses the travel switch 901, the electric signal is transmitted to the hydraulic cylinder 9, the hydraulic cylinder 9 contracts, the sliding seat 11 slides downwards along the axis of the guide rod 10 to drive the traction cable 1102 to pull the box cover 501 to be opened, and the next group of parts to be detected are convenient to replace.
Regarding the principle of product pressure detection, the invention provides a pneumatic pressure device with convenient disassembly and assembly for processing instrument and meter parts, as shown in fig. 1 and 3, wherein a cross-shaped assembly plate 302 comprises four groups of support plates, bearing tables 304 for supporting an inspection platform 1 are arranged on the support plates, one group of the four groups of support plates is provided with a bending part 303, the bending part 303 is bent above the inspection platform 1, the top end of the bending part 303 is provided with a cylinder 4, the bottom of the cylinder 4 is provided with a negative pressure rubber disc 401 for butting an air pump, a box cover 501 arranged above the box body 5 is hinged with the box body 5, driving equipment is arranged on one side of the hinged position of the box body 5 and the box cover 501, a guide pipe communicated into the box body 5 is arranged in the center of the upper end face of the box cover 501, and an air pressure sensor 502 is arranged below the box cover 501, wherein the air pump pumps air into the box body 5 when the negative pressure rubber disc 401 is pressed on the box cover 501, the air pressure sensor 502 detects air pressure change, and when the pressure is constant, the air pump is closed and the pressure change is continuously detected to confirm whether the air is filled into the instrument or not, so that the instrument is in the measurement is realized.
Regarding the transmission of the inspection platform 1 according to the present invention, as shown in fig. 1, 2, 4 and 5, the inspection platform 1 is driven by two sets of transmission pressing mechanisms 6 to rotate around the axis of the inspection platform 1, the sprocket 7 is mounted under the shaft rod of the transmission pressing mechanism 6, the bearing mounting hole 30201 is formed at the position where the shaft rod of the transmission pressing mechanism 6 penetrates through the cross mounting plate 302, the sprocket 7 of the two sets of transmission pressing mechanisms 6 is connected by one set of chain belts 701, a set of driving motor 8 is disposed above the cross mounting plate 302, the end of the motor shaft of the driving motor 8 is connected with a driving gear, the shaft rod of one set of transmission pressing mechanism 6 in the two sets of transmission pressing mechanisms 6 is mounted with a driven gear 801, the driven gear 801 is meshed with the driving gear of the driving motor 8, and when the driving motor 8 is started, the motor shaft drives the driving gear to mesh the driven gear 801, thus realizing the driving of the transmission pressing mechanism 6 equipped with the driven gear 801, and thanks to the cooperation of the sprocket 7 and 701 between the two sets of transmission pressing mechanisms 6 realizes synchronous operation, and the automatic inspection of the toothed groove 602 and the mutual rotation of the two sets of transmission pressing mechanisms 1 are realized, and the mutual rotation of the inspection platform 1 is realized around the axis of the inspection platform 1.
At least two groups of antifriction rollers 12 are arranged above the bearing table 304, a group of annular slide ways 1201 with the axle center consistent with that of the inspection platform 1 are arranged at the bottom end of the inspection platform 1, the antifriction rollers 12 are partially embedded into the annular slide ways 1201 and are in sliding fit with the annular slide ways 1201, and friction resistance of the antifriction rollers 12 during rotation of the inspection platform 1 is effectively reduced.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The pneumatic pressure device comprises an inspection platform (1) and a supporting platform (2) for supporting the inspection platform (1);
the method is characterized in that: the inspection platform (1) is annular, a group of annular embedded grooves (101) are formed in the middle of the inner edge surface of the inspection platform, a plurality of groups of box bodies (5) are installed on the upper end surface of the inspection platform (1) in an annular array, a box cover (501) which is matched with driving equipment to be automatically opened is arranged above the box bodies (5), a group of travel switches (901) which are positioned in the embedded grooves (101) are arranged at the installation positions of the groups of box bodies (5) towards the axis direction of the inspection platform (1), and the travel switches (901) control the driving equipment to open and close the box cover (501);
the supporting platform (2) comprises a bottom plate (3) and a cross-shaped assembly plate (302) arranged above the bottom plate (3), supporting rods (301) for supporting the cross-shaped assembly plate (302) are arranged at four corners of the bottom plate (3), two groups of transmission pressing mechanisms (6) for transmitting the testing platform (1) are arranged on the cross-shaped assembly plate (302), and the testing platform (1) rotates around the axle center of the testing platform (1) under the driving of the two groups of transmission pressing mechanisms (6);
tooth grooves (102) are formed in the upper side and the lower side of the embedded groove (101) around the inner wall of the inspection platform (1), the transmission pressing mechanism (6) comprises a shaft rod, an abutting wheel (601) assembled at the end part of the shaft rod and transmission gears (602) arranged on the upper side and the lower side of the abutting wheel (601), the abutting wheel (601) is embedded into the embedded groove (101) and abuts against the inner wall of the embedded groove (101), a travel switch (901) is pressed in a stepwise manner in the rotation process of the inspection platform (1), and the transmission gears (602) are meshed with the tooth grooves (102);
the cross-shaped assembly plate (302) comprises four groups of support plates, the support plates are respectively provided with a bearing table (304) for supporting the inspection platform (1), one group of the four groups of support plates is provided with a bending part (303), the bending part (303) is bent towards the upper part of the inspection platform (1), the top end of the bending part (303) is provided with an air cylinder (4), and the bottom of the air cylinder (4) is provided with a negative pressure rubber disc (401) for butting an air pump;
the driving device of the adjusting box cover (501) comprises a group of hydraulic cylinders (9) and a group of sliding seats (11) with adjustable height, the sliding seats (11) are sleeved on the outer edge surfaces of a group of guide rods (10), the axes of the guide rods (10) are parallel to the axes of the hydraulic cylinders (9), the top ends of the hydraulic cylinders (9) are provided with hinging rods (1101) connected with the outer edge surfaces of the guide rods (10), and the top ends of the sliding seats (11) are provided with traction ropes (1102) which extend out of the inspection platform (1) and butt-joint the box cover (501).
2. The pneumatic pressure device convenient to disassemble and assemble for machining of instrument parts according to claim 1, wherein the pneumatic pressure device is characterized in that: the box cover (501) arranged above the box body (5) is hinged with the box body (5), driving equipment is arranged on one side of the hinged position of the box body (5) and the box cover (501), a flow guide pipe communicated into the box body (5) is arranged in the center of the upper end face of the box cover (501), and an air pressure sensor (502) is arranged below the box cover (501).
3. The pneumatic pressure device convenient to disassemble and assemble for machining of instrument parts according to claim 1, wherein the pneumatic pressure device is characterized in that: the chain wheel (7) is assembled below the shaft rod of the transmission pressing mechanism (6), bearing assembly holes (30201) are formed in the position, penetrating through the cross-shaped assembly plate (302), of the shaft rod of the transmission pressing mechanism (6), and the chain wheels (7) of the two groups of transmission pressing mechanisms (6) are connected through a group of chain belts (701).
4. The pneumatic pressure device convenient to disassemble and assemble for machining of instrument parts according to claim 3, wherein: a group of driving motors (8) are arranged above the cross-shaped assembly plate (302), the end parts of motor shafts of the driving motors (8) are connected with driving gears, driven gears (801) are assembled on shaft rods of one group of transmission pressing mechanisms (6) in the two groups of transmission pressing mechanisms (6), and the driven gears (801) are meshed with the driving gears of the driving motors (8).
5. The pneumatic pressure device convenient to disassemble and assemble for machining of instrument parts according to claim 3, wherein: the anti-friction device is characterized in that at least two groups of anti-friction rollers (12) are arranged above the bearing table (304), a group of annular slide ways (1201) with the axle center being consistent with that of the inspection platform (1) are arranged at the bottom end of the inspection platform (1), and the anti-friction rollers (12) are partially embedded into the annular slide ways (1201) and are in sliding fit with the annular slide ways (1201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546957.6A CN113295349B (en) | 2021-05-19 | 2021-05-19 | Pneumatic pressure device convenient to assemble and disassemble for machining instrument and meter parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110546957.6A CN113295349B (en) | 2021-05-19 | 2021-05-19 | Pneumatic pressure device convenient to assemble and disassemble for machining instrument and meter parts |
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| Publication Number | Publication Date |
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| CN113295349A CN113295349A (en) | 2021-08-24 |
| CN113295349B true CN113295349B (en) | 2024-03-22 |
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| CN202110546957.6A Active CN113295349B (en) | 2021-05-19 | 2021-05-19 | Pneumatic pressure device convenient to assemble and disassemble for machining instrument and meter parts |
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| Publication number | Publication date |
|---|---|
| CN113295349A (en) | 2021-08-24 |
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