CN217189644U

CN217189644U - Multi-axis rotary table high-low temperature test box

Info

Publication number: CN217189644U
Application number: CN202221018155.4U
Authority: CN
Inventors: 许云飞
Original assignee: Sven Information Technology Shanghai Co ltd
Current assignee: Sven Information Technology Shanghai Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-16
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a high low temperature test case of multiaxis revolving stage belongs to high low temperature test case technical field, has solved current high low temperature test case and has had the problem that the use has the limitation, and its technical essential is: be provided with fixture on the carousel, the inside junction of backup pad and proof box is provided with rocks mechanism and steady mechanism, it all is connected with the biax motor to rock mechanism and steady mechanism, fixture can accomplish that the centre gripping of treating the detection article is fixed, the refrigerator of setting, high low temperature simulation test of treating the detection article can be realized to heat producer and temperature sensor, the test of a plurality of angles can be realized to the second motor and the first motor of setting, make the limitation of proof box reduce, rock the mechanism and realize rocking that the backup pad does not stop on first support column, make the experimental result be close actual environment more, steady mechanism can realize fixing the backup pad, the limitation is low, show experimental work efficiency that has promoted, multiple functions and the convenient advantage of use.

Description

Multi-axis rotary table high-low temperature test box

Technical Field

The utility model relates to a high low temperature test case field specifically is a high low temperature test case of multiaxis revolving stage is related to.

Background

In the process of research and development of mechanical products, various data of new products are often required to be tested, wherein the performance of the products in different temperature environments is often required to be tested through a high-low temperature test box, and the high-low temperature test box is suitable for high-temperature and low-temperature reliability tests of industrial products. The performance indexes of parts and materials of related products such as electronics, electricians, automobiles, motorcycles, aerospace, ships, weapons, universities, research institutions and the like are tested under the condition of high temperature and low temperature (alternating) cyclic change.

The existing high-low temperature test box is simple in structure, can only change the temperature range, cannot enable a product to be subjected to simulation test of shaking in a low-temperature or high-temperature state, is poor in test effect, has certain limitation, and cannot meet the requirements of actual use.

Therefore, the existing high-low temperature test chamber has the defect of limitation in use and is difficult to popularize and apply.

Therefore, it is necessary to provide a multi-axis rotary table high and low temperature test chamber, which aims to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a purpose of embodiment provides a multiaxis revolving stage high low temperature test case to solve the problem among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multi-shaft rotary table high-low temperature test box comprises a test box body, wherein a refrigerator and a heater for high-low temperature tests are arranged on the test box body, a rotary table for placing an object to be tested is arranged in the test box body, a clamping mechanism is arranged on the rotary table, the rotary table is rotatably connected to a U-shaped fixing plate through a second rotary shaft, the U-shaped fixing plate is rotatably connected to a first L-shaped fixing plate through a first rotary shaft, the first L-shaped fixing plate is fixedly mounted on a supporting plate, a ball head is fixedly connected to the center of the supporting plate and movably connected to a first supporting column, a groove for being matched and connected with the ball head is formed in the first supporting column, the first supporting column is fixedly mounted inside the test box body, a shaking mechanism and a stabilizing mechanism are arranged at the connection position of the supporting plate and the test box body, the shaking mechanism and the stabilizing mechanism are both connected with a double-shaft motor, the output shafts of the double-shaft motors are fixedly connected with driving gears, the double-shaft motors are fixedly connected with piston rods of air cylinders, and the air cylinders are fixedly installed inside the test box.

As a further aspect of the utility model, it includes spring, third pivot, cam, second L type fixed plate and first pinion to rock the mechanism, one side below of backup pad is provided with a plurality of spring with the internal connection department of proof box, the cam rotates through the third pivot and connects on proof box and second L type fixed plate, second L type fixed plate fixed mounting is in the inside of proof box, the first pinion of fixedly connected with in the third pivot, first pinion is connected with driving gear engagement.

As a further proposal of the utility model, the stabilizing mechanism comprises a second auxiliary gear, a worm wheel, a fourth rotating shaft, a second supporting column, a second screw rod, a third supporting column and a positioning plate, the second auxiliary gear is connected on the first supporting column through the rotation of the worm, the second auxiliary gear is connected with the meshing of the driving gear, the worm wheel is connected on the worm in a meshing way, the worm wheel is connected inside the first supporting column through the rotation of the fourth rotating shaft, the fourth rotating shaft is connected on the second supporting column in a rotating way, the second supporting column is fixedly arranged inside the test box, the fourth rotating shaft is connected with the second screw rod through the rotation of the supporting legs, the second screw rod is connected inside the second supporting column in a rotating way, the third supporting column is connected with the third supporting column through the screw threads on the second screw rod, the third supporting column is connected inside the second supporting column through the sliding block in a sliding way, and one end of the third supporting column is fixedly connected with a positioning plate.

As a further scheme of the utility model, first pivot is connected with the output shaft of first motor through gear pair rotation, first motor fixed mounting is on first L type fixed plate, the second pivot is connected with the output shaft of second motor through bevel gear pair rotation, the second motor passes through installed part fixed mounting on U type fixed plate, just the carousel passes through the slider and rotates to be connected on U type fixed plate.

As a further scheme of the utility model, fixture includes grip block, spacing slide bar, first lead screw and crank, the grip block is through the spacing sliding connection of the spacing slide bar of a plurality of on the carousel, the one end of first lead screw is rotated and is connected on the grip block, first lead screw threaded connection is on the carousel, the one end fixedly connected with crank of first lead screw.

As a further scheme of the utility model, be provided with temperature sensor in the proof box, the outside of proof box articulates there is the chamber door, be provided with the observation window on the chamber door, the bottom of proof box is provided with the supporting legs that are used for the support.

To sum up, compared with the prior art, the embodiment of the utility model has the following beneficial effects:

the utility model discloses a be provided with fixture and can accomplish the centre gripping of treating the detection article fixed to subsequent detection operation is convenient for.

The temperature sensor arranged in the test box controls the temperature to realize the high-low temperature simulation test of the object to be detected.

The second motor can drive the object to be detected to perform transverse rotation test, and the first motor is arranged to realize longitudinal test of the object to be detected, so that tests of multiple angles are realized, and the limitation of the test box is reduced.

The supporting plate is continuously shaken on the first supporting column by the shaking mechanism, so that the experimental result is closer to the actual environment, and the experimental data is more real and objective.

Can realize the fixed to the backup pad through being provided with steady mechanism, the operational environment that the simulation was not used of being convenient for, the limitation is low, is showing the work efficiency who has promoted the experiment.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of the inside of the embodiment of the present invention.

Fig. 3 is a schematic view of the connecting structure of the u-shaped fixing plate of the embodiment of the present invention.

Fig. 4 is a front view of the U-shaped fixing plate of the embodiment of the present invention.

Fig. 5 is a schematic view of a connection structure of the support plate in the embodiment of the present invention.

Fig. 6 is a schematic view of a connection structure inside the first support column in the embodiment of the present invention.

Fig. 7 is a schematic view of a partial cross-sectional structure of the internal connection of the second support column in the embodiment of the present invention.

Reference numerals: 1. a test chamber; 2. a box door; 3. a refrigerator; 4. a heater; 5. a temperature sensor; 6. a support plate; 7. a first L-shaped fixing plate; 8. a U-shaped fixing plate; 9. a first rotating shaft; 10. a gear pair; 11. a first motor; 12. a turntable; 13. a clamping plate; 14. a limiting slide bar; 15. a first lead screw; 16. a crank; 17. a second rotating shaft; 18. a bevel gear pair; 19. a second motor; 20. a spring; 21. a ball head; 22. a first support column; 23. a third rotating shaft; 24. a cam; 25. a second L-shaped fixing plate; 26. a first counter gear; 27. a driving gear; 28. a double-shaft motor; 29. a cylinder; 30. a second counter gear; 31. a worm; 32. a worm gear; 33. a fourth rotating shaft; 34. a second support column; 35. a second lead screw; 36. a third support column; 37. positioning a plate; 38. support the feet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided to illustrate specific embodiments of the present invention.

Example 1

Referring to fig. 1 to 4, a multi-axis rotating table high and low temperature test chamber comprises a test chamber 1, wherein a refrigerator 3 and a heater 4 for high and low temperature tests are arranged on the test chamber 1, a rotating disc 12 for placing an object to be tested is arranged in the test chamber 1, a clamping mechanism is arranged on the rotating disc 12, the rotating disc 12 is rotatably connected to a u-shaped fixing plate 8 through a second rotating shaft 17, the u-shaped fixing plate 8 is rotatably connected to a first L-shaped fixing plate 7 through a first rotating shaft 9, the first L-shaped fixing plate 7 is fixedly mounted on a support plate 6, a ball 21 is fixedly connected to the center of the support plate 6, the ball 21 is movably connected to a first support column 22, a groove for being fittingly connected with the ball 21 is formed in the first support column 22, and the first support column 22 is fixedly mounted in the test chamber 1.

Further, the first rotating shaft 9 is rotatably connected with an output shaft of a first motor 11 through a gear pair 10, the first motor 11 is fixedly installed on the first L-shaped fixing plate 7, the second rotating shaft 17 is rotatably connected with an output shaft of a second motor 19 through a bevel gear pair 18, the second motor 19 is fixedly installed on the u-shaped fixing plate 8 through an installation member, and the rotating disc 12 is rotatably connected to the u-shaped fixing plate 8 through a sliding block.

Further, fixture includes grip block 13, spacing slide bar 14, first lead screw 15 and crank 16, grip block 13 is through the spacing sliding connection of a plurality of spacing slide bar 14 on carousel 12, the one end of first lead screw 15 is rotated and is connected on grip block 13, first lead screw 15 threaded connection is on carousel 12, the one end fixedly connected with crank 16 of first lead screw 15.

Further, a temperature sensor 5 is arranged in the test box 1, a box door 2 is hinged to the outer side of the test box 1, an observation window is arranged on the box door 2, and a supporting leg 38 for supporting is arranged at the bottom of the test box 1.

Preferably, the box door 2 on the test box 1 is opened, the object to be detected is placed on the rotary table 12, the rotary crank 16 is adjusted, and under the effects of threaded connection of the first screw rod 15 and the rotary table 12 and limiting sliding of the limiting sliding rod 14, the clamping plates 13 are driven to mutually approach to complete clamping and fixing of the object to be detected, so that subsequent detection operation is facilitated.

Preferably, the box door 2 is closed, according to the detection requirement, the refrigerator 3 operates to generate cold air or the heater 4 operates to generate hot air to be introduced into the test box 1, and the temperature sensor 5 arranged in the test box 1 controls the temperature, so that the high-low temperature simulation test of the object to be detected is realized.

Preferably, the second motor 19 operates to drive the rotary table 12 on the second rotary shaft 17 to rotate under the connection relationship of the bevel gear pair 18, the rotary table 12 drives the object to be detected to perform a transverse rotation test, and in addition, the first motor 11 operates to drive the first rotary shaft 9 to drive the rotary table 12 to rotate longitudinally under the connection relationship of the gear pair 10, so that the longitudinal test of the object to be detected is realized, the tests of a plurality of angles are realized, and the limitation of the test box 1 is reduced.

Example 2

Referring to fig. 1, 2, 5-7, a multi-axis turntable high-low temperature test chamber comprises a test chamber 1 and a support plate 6, wherein a refrigerator 3 and a heater 4 for high-low temperature tests are arranged on the test chamber 1, a turntable 12 for placing an object to be tested is arranged in the test chamber 1, a shaking mechanism and a stabilizing mechanism are arranged at the internal connection position of the support plate 6 and the test chamber 1, the shaking mechanism and the stabilizing mechanism are both connected with a double-axis motor 28, an output shaft of the double-axis motor 28 is both fixedly connected with a driving gear 27, the double-axis motor 28 is fixedly connected with a piston rod of an air cylinder 29, and the air cylinder 29 is fixedly mounted in the test chamber 1.

Further, it includes spring 20, third pivot 23, cam 24, second L type fixed plate 25 and first pinion 26 to rock the mechanism, the internal junction department of one side below and proof box 1 of backup pad 6 is provided with a plurality of spring 20, cam 24 rotates through third pivot 23 and connects on proof box 1 and second L type fixed plate 25, second L type fixed plate 25 fixed mounting is in the inside of proof box 1, fixedly connected with first pinion 26 on the third pivot 23, first pinion 26 is connected with driving gear 27 meshing.

Further, the stabilizing mechanism comprises a second auxiliary gear 30, a worm 31, a worm wheel 32, a fourth rotating shaft 33, a second supporting column 34, a second screw rod 35, a third supporting column 36 and a positioning plate 37, the second auxiliary gear 30 is connected to the first supporting column 22 through the worm 31 in a rotating manner, the second auxiliary gear 30 is meshed with the driving gear 27 and is connected with the worm wheel 32, the worm wheel 32 is connected to the inside of the first supporting column 22 through the fourth rotating shaft 33 in a rotating manner, the fourth rotating shaft 33 is connected to the second supporting column 34 in a rotating manner, the second supporting column 34 is fixedly installed inside the test box 1, the fourth rotating shaft 33 is connected to the second screw rod 35 through a supporting leg 38 in a rotating manner, the second screw rod 35 is connected to the inside of the second supporting column 34 in a rotating manner, the third supporting column 36 is connected to the second screw rod 35 through a thread, and the third supporting column 36 is connected to the inside of the second supporting column 34 through a sliding block, one end of the third supporting column 36 is fixedly connected with a positioning plate 37.

Preferably, the test under the environment of vibration and bump needs to be simulated, the operation of the cylinder 29 drives the driving gear 27 on the dual-shaft motor 28 and the first auxiliary gear 26 to be in the position of meshing connection, the operation of the dual-shaft motor 28 drives the driving gear 27 to rotate, the cam 24 on the third rotating shaft 23 is driven to rotate under the relation of meshing connection of the driving gear 27 and the first auxiliary gear 26, the ball head 21 and the first supporting column 22 are movably connected, the elastic action of the spring 20 and the eccentric action of the cam 24 are used for realizing the ceaseless shaking of the supporting plate 6 on the first supporting column 22, so that the experimental result is closer to the actual environment, and the experimental data are more real and objective.

Preferably, when a test is required in a stable environment, the operation of the cylinder 29 drives the driving gear 27 on the dual-shaft motor 28 and the second secondary gear 30 to be located at the position where the two-shaft motor 28 and the second secondary gear 30 are engaged with each other, at this time, the operation of the dual-shaft motor 28 drives the driving gear 27 to rotate, the worm 31 is driven to rotate under the engagement connection relationship between the driving gear 27 and the second secondary gear 30, the fourth rotating shaft 33 is driven to rotate under the engagement relationship between the worm 31 and the worm wheel 32, the fourth rotating shaft 33 drives the second lead screw 35 to rotate under the connection relationship between the supporting legs 38, and the third supporting leg 36 is driven to drive the positioning plate 37 to ascend to the bottom of the supporting plate 6 and abut against the supporting plate 6 under the threaded connection relationship between the third supporting leg 36 and the second lead screw 35, so that the supporting plate 6 is fixed, thereby facilitating the simulation of a different working environment, and having low limitation and significantly improving the working efficiency of the test.

The rest of the structure of this example is the same as example 1.

The utility model discloses a theory of operation is: opening a box door 2 on a test box 1, placing an object to be detected on a rotary plate 12, adjusting a rotary crank 16, driving clamping plates 13 to approach each other to finish clamping and fixing the object to be detected under the action of threaded connection of a first screw rod 15 and the rotary plate 12 and limiting sliding of a limiting sliding rod 14 so as to facilitate subsequent detection operation, closing the box door 2, generating cold air by operation of a refrigerator 3 or generating hot air by operation of a heater 4 according to detection requirements, introducing the cold air into the test box 1, controlling the temperature by a temperature sensor 5 arranged in the test box 1 to realize high and low temperature simulation test of the object to be detected, driving the rotary plate 12 on a second rotary shaft 17 to rotate under the connection relationship of a bevel gear pair 18 by operation of a second motor 19, driving the object to be detected to perform transverse rotation test by the rotary plate 12, driving the first rotary shaft 9 to drive the rotary plate 12 to rotate longitudinally under the connection relationship of the gear pair 10 by operation of the first motor 11, the longitudinal test of the object to be detected is realized, so that the tests of multiple angles are realized, and the limitation of the test box 1 is reduced; the test under the vibration and bump environment needs to be simulated, the operation of the air cylinder 29 drives the driving gear 27 on the dual-shaft motor 28 and the first secondary gear 26 to be in the position of meshing connection, the operation of the dual-shaft motor 28 drives the driving gear 27 to rotate, the cam 24 on the third rotating shaft 23 is driven to rotate under the relation of the meshing connection of the driving gear 27 and the first secondary gear 26, the continuous shaking of the support plate 6 on the first support column 22 is realized under the movable connection of the ball head 21 and the first support column 22, the elastic action of the spring 20 and the eccentric action of the cam 24, the experimental result is closer to the actual environment, so that the experimental data is more real and objective, in addition, when the test is needed in a stable environment, the operation of the air cylinder 29 drives the driving gear 27 on the dual-shaft motor 28 and the second secondary gear 30 to be in the position of meshing connection, and at the moment, the dual-shaft motor 28 drives the driving gear 27 to rotate, the worm 31 is driven to rotate under the relation that the driving gear 27 is meshed and connected with the second auxiliary gear 30, the fourth rotating shaft 33 is driven to rotate under the relation that the worm 31 is meshed and connected with the worm wheel 32, the second screw rod 35 is driven to rotate under the connection relation of the supporting legs 38 by the fourth rotating shaft 33, the third supporting column 36 is driven to drive the positioning plate 37 to ascend to the bottom of the supporting plate 6 and abut against the supporting plate 6 under the relation that the third supporting column 36 is in threaded connection with the second screw rod 35, and therefore the supporting plate 6 is fixed, the unused working environment is convenient to simulate, the limitation is low, and the working efficiency of the test is remarkably improved.

It should be particularly noted that the components in the present application are all common standard components or components known to those skilled in the art, which effectively solve the problem that the existing high-low temperature test chamber has limited use.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A multi-axis rotary table high-low temperature test box comprises a test box (1) and is characterized in that a refrigerator (3) and a heater (4) for high-low temperature tests are arranged on the test box (1), a rotary table (12) for placing an object to be tested is arranged in the test box (1), a clamping mechanism is arranged on the rotary table (12), the rotary table (12) is rotatably connected to a U-shaped fixing plate (8) through a second rotary shaft (17), the U-shaped fixing plate (8) is rotatably connected to a first L-shaped fixing plate (7) through a first rotary shaft (9), the first L-shaped fixing plates (7) are fixedly arranged on a support plate (6), a ball head (21) is fixedly connected to the center of the support plate (6), the ball head (21) is movably connected to a first support column (22), a groove for being connected with the ball head (21) in an adaptive manner is formed in the first support column (22), first support column (22) fixed mounting is in the inside of proof box (1), the internal connection department of backup pad (6) and proof box (1) is provided with rocks mechanism and steady mechanism, it all is connected with double-shaft motor (28) with steady mechanism to rock the mechanism, the equal fixedly connected with driving gear (27) of output shaft of double-shaft motor (28), the piston rod of double-shaft motor (28) fixedly connected with cylinder (29), cylinder (29) fixed mounting is in the inside of proof box (1).

2. The multi-axis turntable high and low temperature test chamber as claimed in claim 1, wherein the shaking mechanism comprises a spring (20), a third rotating shaft (23), a cam (24), a second L-shaped fixing plate (25) and a first secondary gear (26), a plurality of springs (20) are arranged at the inner connection part of the test chamber (1) below one side of the supporting plate (6), the cam (24) is rotatably connected to the test chamber (1) and the second L-shaped fixing plate (25) through the third rotating shaft (23), the second L-shaped fixing plate (25) is fixedly installed in the test chamber (1), the first secondary gear (26) is fixedly connected to the third rotating shaft (23), and the first secondary gear (26) is meshed with the driving gear (27).

3. The multi-axis turntable high and low temperature test box according to claim 2, wherein the stabilizing mechanism comprises a second secondary gear (30), a worm (31), a worm wheel (32), a fourth rotating shaft (33), a second supporting column (34), a second screw rod (35), a third supporting column (36) and a positioning plate (37), the second secondary gear (30) is rotatably connected to the first supporting column (22) through the worm (31), the second secondary gear (30) is connected with the driving gear (27) in a meshing manner, the worm wheel (32) is connected to the worm (31) in a meshing manner, the worm wheel (32) is rotatably connected to the inside of the first supporting column (22) through the fourth rotating shaft (33), the fourth rotating shaft (33) is rotatably connected to the second supporting column (34), the second supporting column (34) is fixedly installed in the inside of the test box (1), the fourth rotating shaft (33) is rotatably connected with the second screw rod (35) through the supporting leg (38), second lead screw (35) rotate connect in the inside of second support column (34), threaded connection has third support column (36) on second lead screw (35), third support column (36) pass through slider sliding connection in the inside of second support column (34), the one end fixedly connected with locating plate (37) of third support column (36).

4. The multi-axis rotary table high and low temperature test box according to claim 1, wherein the first rotating shaft (9) is rotatably connected with an output shaft of a first motor (11) through a gear pair (10), the first motor (11) is fixedly installed on the first L-shaped fixing plate (7), the second rotating shaft (17) is rotatably connected with an output shaft of a second motor (19) through a bevel gear pair (18), the second motor (19) is fixedly installed on the U-shaped fixing plate (8) through an installation member, and the rotating disc (12) is rotatably connected with the U-shaped fixing plate (8) through a sliding block.

5. The multi-axis turntable high and low temperature test chamber as claimed in claim 4, wherein the clamping mechanism comprises a clamping plate (13), a limiting slide rod (14), a first screw rod (15) and a crank (16), the clamping plate (13) is connected to the turntable (12) in a limiting sliding mode through a plurality of limiting slide rods (14), one end of the first screw rod (15) is rotatably connected to the clamping plate (13), the first screw rod (15) is connected to the turntable (12) in a threaded mode, and one end of the first screw rod (15) is fixedly connected with the crank (16).

6. The multi-axis rotary table high-low temperature test chamber as claimed in claim 1, wherein a temperature sensor (5) is arranged in the test chamber (1), a chamber door (2) is hinged to the outer side of the test chamber (1), an observation window is arranged on the chamber door (2), and a supporting leg (38) for supporting is arranged at the bottom of the test chamber (1).