CN114029097A - Flat test piece measuring clamp for high-low temperature environment test chamber and test method thereof - Google Patents
Flat test piece measuring clamp for high-low temperature environment test chamber and test method thereof Download PDFInfo
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- CN114029097A CN114029097A CN202111320949.6A CN202111320949A CN114029097A CN 114029097 A CN114029097 A CN 114029097A CN 202111320949 A CN202111320949 A CN 202111320949A CN 114029097 A CN114029097 A CN 114029097A
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- 238000012360 testing method Methods 0.000 title claims abstract description 97
- 238000010998 test method Methods 0.000 title claims abstract description 9
- 238000003825 pressing Methods 0.000 claims abstract description 28
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 4
- 238000005259 measurement Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L1/00—Enclosures; Chambers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/50—Clamping means, tongs
Abstract
The invention discloses a flat plate test piece measuring clamp for a high and low temperature environment test box and a test method thereof, the flat plate test piece measuring clamp comprises a pressing block assembly which is arranged at the top of a supporting base in the middle and limits the angle of a clamped object, the pressing block assembly comprises a guide groove block arranged at the top of the supporting base, sliding grooves are arranged at two sides of the guide groove block, a guide plate slides in the sliding grooves along the length direction of the sliding grooves, a lock handle is locked through a rotation angle to lock the deflection angle of the pressing block assembly, or the deflection angle of the pressing block assembly relative to the flat plate test piece can be adjusted according to the use angle required by the actual flat plate test piece, the flat plate test piece is fixed, the whole practicability is improved, and the rotating handle can be rotated to drive a limiting plate to axially move the flat plate test piece through the matching of a threaded rod and a threaded hole and through the matching of a baffle plate, further fix the flat plate test piece, promote holistic stability.
Description
Technical Field
The invention belongs to the technical field of high and low temperature environment test measurement, and particularly relates to a flat test piece measuring clamp for a high and low temperature environment test chamber and a test method thereof.
Background
With the development of the aircraft manufacturing industry, the test equipment under the high-low temperature special temperature environment is further improved, and the requirements for high-low temperature environment tests on materials and structures are further increased; however, the requirement on the sealing performance of the environment test box is high, the test environment is severe, the motor device is difficult to work normally, and the flat test piece used in the high-low temperature environment test box is not provided with a fixture for fixing the flat test piece, so that the test result in the test process of the flat test piece is influenced.
The positioning precision of the currently used flat test piece measuring clamp is poor, the accuracy of a measuring result can be influenced, the angle is fixed, the flat test piece measuring clamp cannot be adjusted according to the angle of practical application, and the whole practicability is low.
Disclosure of Invention
The invention aims to provide a flat test piece measuring clamp for a high-low temperature environment test chamber and a test method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a flat test piece measuring clamp for a high-low temperature environment test chamber and a test method thereof comprise a pressing block assembly which is arranged in the middle of the top of a supporting base to limit the angle of a clamping object;
the briquetting subassembly is including setting up in the guide way piece at supporting pedestal top, the spout has been seted up to guide way piece both sides, it has the deflector to slide along spout length direction in the spout, guide way piece top is provided with the apron, the deflector outside is provided with compresses tightly the handle, compresses tightly the position of handle adjustable deflector on the guide way piece through the rotation, the guide way piece outside is provided with angle locking handle, locks the deflection angle of briquetting subassembly through rotation angle locking handle.
Preferably, the guide plate is connected with a pressing block through a screw, the pressing block is arranged at the opposite end of the pressing handle, and the pressing block is used for limiting the position of the plate test piece to be tested.
Preferably, a return spring is arranged between the guide groove block and the guide plate, one end of the return spring is arranged in a round hole formed in the guide groove block, one end of the return spring, far away from the round hole, is connected with the guide plate, and the return spring is arranged at the opposite end of the pressing handle.
Preferably, the top of the cover plate is provided with a measuring assembly, the measuring assembly comprises a scale column vertically arranged on the surface of the cover plate, and the surface of the scale column is movably provided with a movable shaft along the length direction of the scale column.
Preferably, one side of the movable shaft, which is close to the angle locking handle, is provided with a measuring plate, and the outer side of the movable shaft is provided with a limiting part.
Preferably, the surface of the cover plate is provided with a limiting component for axially fixing the flat plate test piece, the limiting component comprises a first fixing block arranged on the surface of the cover plate, a threaded hole is formed in the outer side of the first fixing block, a threaded rod matched with the threaded hole is inserted in the threaded hole, and one end, far away from the first fixing block, of the threaded rod is connected with a rotating handle.
Preferably, the threaded rod is kept away from rotatory handle one end and is run through and have the second fixed block, and the threaded rod extends to second fixed block outer joint and has the limiting plate, the standing groove has been seted up on the apron surface, the standing groove is kept away from second fixed block one side and is provided with the baffle.
Preferably, the bottom of the support base is provided with a mounting assembly, the mounting assembly comprises a mounting block arranged at the bottom of the support base, and a mounting hole is formed in one side, far away from the support base, of the mounting block.
Preferably, a locking piece is inserted into the mounting hole.
A test method of a flat test piece measuring clamp for a high-low temperature environment test chamber comprises the following steps,
step A: firstly, fixing a cover plate by using a fixing bolt, vertically placing a flat plate test piece in a placing groove formed in the surface of the cover plate, then adjusting the position of a movable shaft on a scale column according to the height of the flat plate test piece, and rotating a limiting piece to fix the movable shaft;
and B: the rotating handle is rotated to drive the threaded rod to rotate, and threaded holes formed in the surfaces of the first fixing block and the second fixing block are matched with the threaded rod, so that the limiting plate moves axially towards the flat plate test piece and is abutted against the flat plate test piece;
and C: after the guide plate is rotationally matched, the guide plate moves along the through groove of the guide groove block, the pressing handle is rotated, and the flat plate test piece is pressed and fixed;
step D: after the flat plate test piece is clamped and the angle is adjusted, rotating the angle locking handle, enabling one end of a cylindrical rod of the angle locking handle to be in contact with the surface of the flat plate test piece and tightly press the flat plate test piece, and fixing the pressing block assembly at the current angle;
step E: and finally, rotating the locking piece to penetrate into the mounting hole to fix the mounting block, so that the supporting base is integrally mounted.
The invention has the technical effects and advantages that: this a flat plate test spare measuring fixture for high low temperature environment proof box, the deflection angle through rotation angle locking handle locking briquetting subassembly, or the deflection angle of the relative flat plate test spare of briquetting subassembly, can be according to the required deflection angle who uses angular adjustment briquetting subassembly of actual flat plate test spare, fix the flat plate test spare, promote holistic practicality, and rotate the rotation handle, can drive limiting plate axial displacement to flat plate test spare axial displacement through matching of threaded rod and screw hole, and the cooperation through the baffle, further fix the flat plate test spare, promote holistic stability.
Drawings
FIG. 1 is a schematic overall structure of the present invention;
FIG. 2 is a schematic structural view of a briquetting assembly of the present invention;
FIG. 3 is a schematic structural view of a stop assembly of the present invention;
fig. 4 is a schematic structural diagram of the mounting block of the present invention.
In the figure: 1. a support base; 2. a briquetting assembly; 201. a pressing handle; 202. a guide plate; 203. a guide groove block; 204. a cover plate; 205. an angle locking handle; 206. a return spring; 207. briquetting; 3. a measurement assembly; 301. measuring a plate; 302. a movable shaft; 303. a scale post; 304. a limiting member; 4. a limiting component; 401. a limiting plate; 402. a first fixed block; 403. rotating the handle; 404. a threaded rod; 405. a second fixed block; 406. a placement groove; 501. mounting blocks; 502. a locking member; 503. and (7) installing holes.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In order to lock the angle of the flat plate experiment piece conveniently, referring to fig. 1 and 2, the device comprises a pressing block assembly 2 which is arranged at the top of a support base 1 in the middle to limit the angle of a clamped object, the pressing block assembly 2 comprises a guide groove block 203 arranged at the top of the support base 1, sliding grooves are formed in two sides of the guide groove block 203, a guide plate 202 slides in each sliding groove along the length direction of each sliding groove, a cover plate 204 is arranged at the top of the guide groove block 203, a pressing handle 201 is arranged on the outer side of each guide plate 202, the position of each guide plate 202 on the corresponding guide groove block 203 can be adjusted by rotating the corresponding pressing handle 201, an angle locking handle 205 is arranged on the outer side of each guide groove block 203, the deflection angle of the pressing block assembly 2 is locked by the corresponding rotation angle locking handle 205, a through hole is formed in the middle of the corresponding guide groove block 203, a flat plate experiment piece penetrates through the through hole, the cover plate 204 is connected with the corresponding guide groove block 203 through a fixing bolt, the cover plate 204 is provided with a through hole with the same diameter as that of the corresponding guide groove block 203, and the central axes of the two holes are coincident after assembly, the through-hole that forms can cooperate with flat bed test piece, guide way block 203 and apron 204 change and form two rectangular holes after joining in marriage, this rectangular hole can cooperate with the structure that corresponds of deflector 202, assembly back deflector 202 can remove along the logical groove of guide way block 203, the cylinder pole part that compresses tightly handle 201 is equipped with the screw thread, deflector 202 is equipped with the screw thread with the specification, it couples through the screw thread to compress tightly handle 201 and deflector 202, utilize the auto-lock nature of screw thread to compress tightly flat bed test piece fixedly.
In order to ensure the stability of the flat experimental piece after the angle adjustment, referring to fig. 1 and 2, a press block 207 is connected to the guide plate 202 through a screw, the press block 207 is arranged at the opposite end of the press handle 201, the press block 207 is used for limiting the position of the flat experimental piece to be measured, a return spring 206 is arranged between the guide groove block 203 and the guide plate 202, one end of the return spring 206 is arranged in a circular hole formed in the guide groove block 203, one end of the return spring 206, far away from the circular hole, is connected to the guide plate 202, the return spring 206 is arranged at the opposite end of the press handle 201, a counter bore with a certain depth is arranged on the side surface of the guide groove block 203, the diameter of the counter bore is consistent with the outer diameter of the return spring 206, one end of the return spring 206 is arranged in the counter bore, the other end is in contact with the guide plate 202, the return spring 206 is a compression spring and is always compressed, so that the return spring 206 is not easy to fall out, the press block 207 is in an L shape, briquetting 207 is equipped with two countersunk head through-holes, is equipped with corresponding screw hole on deflector 202, and the cylinder pole part of angle locking handle 205 is equipped with the screw thread, can with the screw thread through-hole cooperation that the guide way piece 203 side was equipped with, after adjusting the angle during the clamping, rotation angle locking handle 205, the preceding terminal surface of its cylinder pole can contact and compress tightly with the outside of dull and stereotyped test piece, fixes briquetting subassembly 2 at current angle.
In order to facilitate the staff to carry out accurate measurement to dull and stereotyped test piece, refer to fig. 1 and fig. 3, apron 204 top is provided with measuring unit 3, measuring unit 3 is including setting up perpendicularly in the scale post 303 on apron 204 surface, scale post 303 surface is provided with loose axle 302 along scale post 303 length direction activity, loose axle 302 is close to angle locking handle 205 one side and is provided with measuring plate 301, and the loose axle 302 outside is provided with locating part 304, adjust the height of loose axle 302 on scale post 303 according to the big or small degree of dull and stereotyped test piece, measure dull and stereotyped test piece through measuring plate 301, it is concrete, locating part 304 can adopt stop bolt.
In order to further improve the stability of the flat plate test piece in the high and low temperature environment test chamber, referring to fig. 1, 3 and 4, a limiting component 4 for axially fixing the flat plate test piece is arranged on the surface of the cover plate 204, the limiting component 4 comprises a first fixing block 402 arranged on the surface of the cover plate 204, a threaded hole is formed in the outer side of the first fixing block 402, a threaded rod 404 matched with the threaded hole is inserted in the threaded hole, one end of the threaded rod 404, far away from the first fixing block 402, is connected with a rotating handle 403, one end of the threaded rod 404, far away from the rotating handle 403, is penetrated with a second fixing block 405, a limiting plate 401 is connected outside the threaded rod 404 extending to the second fixing block 405, a placing groove 406 is formed in the surface of the cover plate 204, a baffle is arranged on one side, far away from the second fixing block 405, of the placing groove 406 is arranged at the bottom of the support base 1, the mounting component comprises a mounting block 501 arranged at the bottom of the support base 1, mounting block 501 keeps away from support base 1 one side and has seted up mounting hole 503, and it has retaining member 502 to peg graft in the mounting hole 503, and the screw hole of seting up through first fixed block 402 and second fixed block 405 surface cooperatees with threaded rod 404, rotates rotatory handle 403 and can drive limiting plate 401 like being close to baffle one side and remove, fixes dull and stereotyped experimental piece, promotes the stability of high low temperature test case dull and stereotyped experimental piece in the experimentation.
The test method of the flat test piece measuring clamp for the high and low temperature environment test chamber comprises the following steps,
step A: firstly, fixing a cover plate 204 by using a fixing bolt, vertically placing a flat plate test piece in a placing groove 406 formed in the surface of the cover plate 204, then adjusting the position of the movable shaft 302 on the scale column 303 according to the height of the flat plate test piece, and rotating a limiting piece 304 to fix the movable shaft 302;
and B: the rotating handle 403 is rotated to drive the threaded rod 404 to rotate, and threaded holes formed in the surfaces of the first fixing block 402 and the second fixing block 405 are matched with the threaded rod 404, so that the limiting plate 401 moves axially towards the flat plate test piece and is abutted against the flat plate test piece;
and C: after the guide plate 202 is transferred, the guide plate 202 moves along the through groove of the guide groove block 203, the pressing handle 201 is rotated, and the flat plate test piece is pressed and fixed;
step D: after the flat plate test piece is clamped and the angle is adjusted, the angle locking handle 205 is rotated, one end of a cylindrical rod of the angle locking handle 205 is in contact with the surface of the flat plate test piece and is pressed tightly, and the pressing block assembly 2 is fixed at the current angle;
step E: finally, the locking piece 502 is rotated to penetrate into the mounting hole 503, and the mounting block 503 is fixed, so that the support base 1 is mounted as a whole.
Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention.
Claims (10)
1. A flat test piece measuring clamp for a high-low temperature environment test chamber is characterized by comprising a pressing block assembly (2) which is arranged in the middle of the top of a supporting base (1) to limit the angle of a clamped object;
briquetting subassembly (2) is including setting up in guide way piece (203) at support pedestal (1) top, the spout has been seted up to guide way piece (203) both sides, it has deflector (202) to slide along spout length direction in the spout, guide way piece (203) top is provided with apron (204), the deflector (202) outside is provided with compresses tightly handle (201), compresses tightly the position of handle (201) adjustable deflector (202) on guide way piece (203) through the rotation, the guide way piece (203) outside is provided with angle locking handle (205), locks the deflection angle of briquetting subassembly (2) through rotation angle locking handle (205).
2. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 1, wherein: a pressing block (207) is connected to the guide plate (202) through a screw, the pressing block (207) is arranged at the opposite end of the pressing handle (201), and the pressing block (207) is used for limiting the position of the flat plate test piece to be tested.
3. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 1, wherein: a return spring (206) is arranged between the guide groove block (203) and the guide plate (202), one end of the return spring (206) is arranged in a round hole formed in the guide groove block (203), one end, far away from the round hole, of the return spring (206) is connected with the guide plate (202), and the return spring (206) is arranged at the opposite end of the pressing handle (201).
4. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 1, wherein: the measuring assembly (3) is arranged at the top of the cover plate (204), the measuring assembly (3) comprises a scale column (303) vertically arranged on the surface of the cover plate (204), and a movable shaft (302) is movably arranged on the surface of the scale column (303) along the length direction of the scale column (303).
5. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 4, wherein: one side of the movable shaft (302), which is close to the angle locking handle (205), is provided with a measuring plate (301), and the outer side of the movable shaft (302) is provided with a limiting piece (304).
6. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 1, wherein: the surface of the cover plate (204) is provided with a limiting component (4) for axially fixing the flat plate test piece, the limiting component (4) comprises a first fixing block (402) arranged on the surface of the cover plate (204), the outer side of the first fixing block (402) is provided with a threaded hole, a threaded rod (404) matched with the threaded hole is inserted in the threaded hole, and one end, far away from the first fixing block (402), of the threaded rod (404) is connected with a rotating handle (403).
7. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 6, wherein: threaded rod (404) are kept away from rotatory handle (403) one end and are run through second fixed block (405), and threaded rod (404) extend to second fixed block (405) outer joint and have limiting plate (401), standing groove (406) have been seted up on apron (204) surface, standing groove (406) are kept away from second fixed block (405) one side and are provided with the baffle.
8. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 1, wherein: the support base (1) bottom is provided with the installation component, the installation component is including setting up in installation piece (501) of support base (1) bottom, mounting hole (503) have been seted up to support base (1) one side is kept away from in installation piece (501).
9. The flat plate test piece measuring clamp for the high and low temperature environment test chamber according to claim 8, wherein: and a locking piece (502) is inserted into the mounting hole (503).
10. The flat test piece measuring jig test method for the high and low temperature environment test chamber according to any one of claims 1 to 9, characterized in that: comprises the following steps of (a) carrying out,
step (A): firstly, fixing a cover plate (204) by using a fixing bolt, vertically placing a flat plate test piece in a placing groove (406) formed in the surface of the cover plate (204), then adjusting the position of a movable shaft (302) on a scale column (303) according to the height of the flat plate test piece, and rotating a limiting piece (304) to fix the movable shaft (302);
step (B): the rotating handle (403) is rotated to drive the threaded rod (404) to rotate, and threaded holes formed in the surfaces of the first fixing block (402) and the second fixing block (405) are matched with the threaded rod (404), so that the limiting plate (401) moves axially towards the flat plate test piece and is abutted against the flat plate test piece;
step (C): after the guide plate (202) is rotationally matched, the guide plate (202) moves along the through groove of the guide groove block (203), the pressing handle (201) is rotated, and the flat plate test piece is pressed and fixed;
step (D): after the flat plate test piece is clamped and the angle is adjusted, the angle is rotated to lock the handle (205), one end of a cylindrical rod of the angle locking handle (205) can be in contact with the surface of the flat plate test piece and is pressed tightly, and the pressing block assembly (2) is fixed at the current angle;
a step (E): and finally, rotating the locking piece (502) to penetrate into the mounting hole (503) to fix the mounting block (503), so that the whole support base (1) is mounted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320949.6A CN114029097A (en) | 2021-11-09 | 2021-11-09 | Flat test piece measuring clamp for high-low temperature environment test chamber and test method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111320949.6A CN114029097A (en) | 2021-11-09 | 2021-11-09 | Flat test piece measuring clamp for high-low temperature environment test chamber and test method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN114029097A true CN114029097A (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111320949.6A Pending CN114029097A (en) | 2021-11-09 | 2021-11-09 | Flat test piece measuring clamp for high-low temperature environment test chamber and test method thereof |
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| Country | Link |
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| CN (1) | CN114029097A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713309A (en) * | 2022-03-23 | 2022-07-08 | 上海科技大学 | Sample stage applied to ultrahigh vacuum and extremely low temperature environment |
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|---|---|---|---|---|
| EP1251164A1 (en) * | 2001-04-20 | 2002-10-23 | KENDRO Laboratory Products GmbH | Adjustable device for receiving objects, in particular for an air conditioned cabinet |
| CN111975672A (en) * | 2020-07-24 | 2020-11-24 | 江苏大学 | Blade measuring clamp and measuring method |
| CN212977490U (en) * | 2020-07-13 | 2021-04-16 | 张艳彪 | Plate machining clamp |
| CN213842615U (en) * | 2020-12-23 | 2021-07-30 | 无锡市立创动力精密机械有限公司 | Power machine aging experimental device with temperature control function |
| CN214519716U (en) * | 2020-12-30 | 2021-10-29 | 苏州昊永自动化科技有限公司 | Mould locking device |
-
2021
- 2021-11-09 CN CN202111320949.6A patent/CN114029097A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1251164A1 (en) * | 2001-04-20 | 2002-10-23 | KENDRO Laboratory Products GmbH | Adjustable device for receiving objects, in particular for an air conditioned cabinet |
| CN212977490U (en) * | 2020-07-13 | 2021-04-16 | 张艳彪 | Plate machining clamp |
| CN111975672A (en) * | 2020-07-24 | 2020-11-24 | 江苏大学 | Blade measuring clamp and measuring method |
| CN213842615U (en) * | 2020-12-23 | 2021-07-30 | 无锡市立创动力精密机械有限公司 | Power machine aging experimental device with temperature control function |
| CN214519716U (en) * | 2020-12-30 | 2021-10-29 | 苏州昊永自动化科技有限公司 | Mould locking device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114713309A (en) * | 2022-03-23 | 2022-07-08 | 上海科技大学 | Sample stage applied to ultrahigh vacuum and extremely low temperature environment |
| CN114713309B (en) * | 2022-03-23 | 2023-11-03 | 上海科技大学 | Sample stage applied to ultra-high vacuum and ultra-low temperature environment |
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Application publication date: 20220211 |
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