Movement mechanism for temperature shock test box

Abstract

The invention relates to a movement mechanism for a temperature shock test box. A lifting basket is movably arranged in a box body; a frame is arranged in the middle of the box body; a driving mechanism is arranged above the frame; the driving mechanism is connected with the lifting basket; the driving mechanism drives the lifting basket to move in the box body; a spring damping device is arranged between the frame and the driving mechanism; when the driving mechanism drives the lifting basket to the working area of the box body, the driving mechanism stops working, and the sealing strip between the lifting basket and the frame is tightly pressed through resilience force of the spring damping device to form sealing. The sealing problem of the chain type temperature shock test box is solved; the sealing problem of the chain type temperature shock test box is solved, and the technical problem that in the prior art, a chain type conveying system is prone to generating micro leakage due to gaps of moving parts (such as chain pitch errors), and the temperature change rate precision is affected is solved.

Description

Technical Field

[0001] The embodiments of the present invention relate to a motion mechanism in the technical field of environmental testing equipment, and in particular to a motion mechanism for a temperature shock test chamber. Background Art

[0002] A chain-type temperature shock chamber is a type of experimental equipment used to test the performance stability of materials, components, or products under extreme temperature fluctuations. Its core feature is the use of a "chain-type" conveyor system (usually a robotic arm or rail conveyor) to rapidly switch samples between different temperature zones (e.g., high, low, and room temperature) to simulate the harsh conditions of sudden temperature shock. Under high / low temperature cycling conditions, gas leakage caused by thermal expansion and contraction of the chamber, as well as micro-leakage caused by gaps between moving parts (e.g., chain pitch errors) in the chain-driven shock chamber, can affect the accuracy of the temperature change rate. Summary of the Invention

[0003] An object of the embodiments of the present invention is to provide a motion mechanism for a temperature shock test box that can solve the sealing problem of a chain-type temperature shock test box.

[0004] In order to achieve the above objectives, the embodiment of the present invention designs a motion mechanism for a temperature shock test chamber, comprising:

[0005] Box;

[0006] A basket, the basket being movably arranged in the box;

[0007] A frame is provided in the middle of the box;

[0008] A driving mechanism is provided above the frame; the basket is connected to the driving mechanism; the driving mechanism drives the basket to move in the box;

[0009] A spring shock-absorbing device is provided between the frame and the driving mechanism; when the driving mechanism drives the basket into the working area of ​​the box, the driving mechanism stops working and utilizes the rebound force of the spring shock-absorbing device to tighten the sealing strip between the basket and the frame to form a seal.

[0010] Furthermore, in the motion mechanism for the temperature shock test chamber of the present invention, the chamber further comprises:

[0011] A left box body is provided on the left side of the box body;

[0012] A right box body, the right box body is arranged on the right side of the box body;

[0013] The driving mechanism drives the basket to move from the left box to the right box; or the driving mechanism drives the basket to move from the right box to the left box.

[0014] Furthermore, in the motion mechanism for the temperature shock test chamber described in the present invention, the basket is movably connected to the box body, and a guide rail is fixed on the base below the basket, and the basket is movably connected to the guide rail through a slider.

[0015] Furthermore, in the motion mechanism for the temperature shock test chamber of the present invention, the sealing strips are fixed along the longitudinal direction on both sides of the frame.

[0016] Furthermore, in the motion mechanism for the temperature shock test chamber described in the present invention, a protrusion is provided on each of the frames; a groove is provided on each of the two sides of the basket; the protrusion is stuck in the groove; the sealing strip is fixed on the protrusion where the protrusion contacts the groove; and the sealing block is fixed on the groove.

[0017] Furthermore, in the motion mechanism for the temperature shock test chamber of the present invention, the protrusion fits with the sealing block to perform sealing.

[0018] Furthermore, in the motion mechanism for the temperature shock test chamber of the present invention, the driving mechanism further includes:

[0019] A reduction box, a shell of which is fixed above the spring damping device;

[0020] A driving motor, the rotating shaft of which is connected to the input end of the reduction gearbox;

[0021] A driving sprocket is fixedly connected to the output end of the reduction gearbox;

[0022] Passive wheel bases, a plurality of passive wheel bases are fixed on both sides of the frame and above the box;

[0023] a first passive wheel, movably connected to the first passive wheel on any one of the passive wheel bases;

[0024] Passive wheel assemblies, a plurality of which are fixed on both sides of the passive wheel base and above the box along a preset transverse axis and a preset longitudinal axis;

[0025] The transmission chain is above the driving sprocket, passes around the bottom of the first driven wheel, passes through the driven wheel assembly, and passes through the box; the two ends of the transmission chain are respectively fixed to the two ends of the basket by movable bolts;

[0026] The driving motor drives the driving sprocket, passes through the transmission chain, bypasses the first passive wheel and passes through the passive wheel assembly, and drives the basket to move along a preset axis.

[0027] Furthermore, in the motion mechanism for the temperature shock test chamber of the present invention, any one of the passive wheel assemblies further includes:

[0028] A bottom plate is fixed on the box body; a plurality of first waist-shaped holes are horizontally opened on the bottom plate;

[0029] Ear plates, two of which are fixed on both sides of the base plate; a plurality of second waist-shaped holes and a plurality of slots are longitudinally opened on the ear plates; the first waist-shaped holes and the second waist-shaped holes are used to adjust the installation position of the passive wheel assembly;

[0030] A fixing plate is provided on the inner side of the ear plate, and bolts are inserted into the second waist-shaped holes to center and fix the fixing plate;

[0031] A support column is inserted between the fixing plates and fixed with bolts inserted into the fixing plates and the support column;

[0032] Bearing seats, with the outer shells of several bearing seats fixed on both sides of the fixing plate;

[0033] A rotating shaft is inserted into the bearing hole of any one of the bearing seats;

[0034] A passive wheel is fixed on the rotating shaft between the fixing plates.

[0035] Furthermore, in the motion mechanism for the temperature shock test chamber of the present invention, the spring shock absorbing device further includes:

[0036] Base plates, a plurality of said base plates being fixed above said frame;

[0037] a first semi-cylindrical plate, fixed to the base plate;

[0038] a second semi-cylindrical plate, which is inserted into the first semi-cylindrical plate;

[0039] a spring, wherein the spring is disposed in the second semi-cylindrical plate;

[0040] an upper base plate fixed to one end of the second semi-cylindrical plate;

[0041] The reducer base plate fixes the upper base plate below the reducer base plate; bolts are passed through the reducer base plate and the upper base plate, through the center position of the spring, and fixed to the base plate; the first semi-cylindrical plate and the second semi-cylindrical plate limit the bending degree of the spring.

[0042] Furthermore, in the motion mechanism for the temperature shock test chamber described in the present invention, one spring shock-absorbing device is provided at each of the four corners of the reducer base plate, and avoidance holes are opened on both sides of the reducer base plate to avoid transmission of the transmission chain.

[0043] Compared with the prior art, the implementation method of the present invention is as follows: a basket is movably arranged in a box; a frame is arranged in the middle of the box; a driving mechanism is arranged above the frame; the basket is connected to the driving mechanism; the driving mechanism drives the basket to move in the box; a spring shock-absorbing device is arranged between the frame and the driving mechanism; when the driving mechanism drives the basket to the working area of ​​the box, the driving mechanism stops working, and the rebound force of the spring shock-absorbing device is used to tighten the sealing strip between the basket and the frame to form a seal; the sealing problem of the chain-type temperature shock test box is solved; the present invention solves the sealing problem of the chain-type temperature shock test box, and solves the technical problem in the prior art that the "chain-type" transmission system is prone to micro-leakage due to the gap between the moving parts (such as the chain pitch error), which affects the accuracy of the temperature change rate. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0045] Figure 2 for Figure 1 The main schematic diagram of

[0046] Figure 3 It is a schematic diagram of the AA direction;

[0047] Figure 4 This is a schematic diagram of the enlarged structure of point B of the present invention;

[0048] Figure 5 It is an enlarged structural diagram of the passive wheel assembly of the present invention. DETAILED DESCRIPTION

[0049] To make the objectives, technical solutions, and advantages of the present invention more apparent, various embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, those skilled in the art will appreciate that many technical details are provided in various embodiments of the present invention to facilitate a better understanding of the present application. However, even without these technical details and the various variations and modifications based on the following embodiments, the technical solutions claimed in the claims of this application can be implemented.

[0050] The embodiment of the present invention relates to a motion mechanism for a temperature shock test chamber, such as Figures 1 to 4 Shown, including:

[0051] The box body 1 in this embodiment serves as a box body for the motion mechanism of the temperature shock test box in this embodiment;

[0052] A basket 2 is movably arranged in the box body 1; the basket 2 moves in the box body 1.

[0053] A frame 3 is provided in the middle of the box 1; the frame 3 is used to install the driving mechanism 100.

[0054] A driving mechanism 100 is provided above the frame 3 ; the driving mechanism 100 is connected to the basket 2 ; the driving mechanism 100 drives the basket 2 to move in the box 1 ; the driving mechanism 100 mainly provides power for driving the basket 2 .

[0055] A spring shock absorber 200 is provided between the frame 3 and the driving mechanism 100; when the driving mechanism 100 drives the basket 2 into the working area of ​​the box body 1, the driving mechanism 100 stops working and the spring shock absorber 200 generates a rebound force, which is used to tighten the sealing strip 4 between the basket 2 and the frame 3 to form a seal. This solves the sealing problem of the chain-type temperature shock test chamber and solves the technical problem in the prior art that the "chain-type" transmission system is prone to micro-leakage due to the gap between the moving parts (such as the chain pitch error), which affects the accuracy of the temperature change rate.

[0056] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4 As shown, the box 1 also includes:

[0057] A left box 5 is provided on the left side of the box 1;

[0058] A right box body 6 is provided on the right side of the box body 1 ; the left box body 5 and the right box body 6 constitute the structure of the entire box body 1 .

[0059] The driving mechanism 100 drives the basket 2 to move from the left box 5 to the right box 6 ; or the driving mechanism 100 drives the basket 2 to move from the right box 6 to the left box 2 .

[0060] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4 As shown, the basket 2 is movably connected to the box body 1, and a guide rail 8 is fixed on the base 7 below the basket 2, and the basket 2 is movably connected to the guide rail 8 through a slider. The basket 2 slides on the guide rail 8 through the slider.

[0061] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4As shown, sealing strips 4 are fixed along the longitudinal direction on both sides of the frame 3. The sealing strips 4 are used for sealing.

[0062] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4 As shown, a protrusion 9 is provided on each side of the frame 3; a groove 10 is provided on each side of the basket 2; the protrusions 9 are locked in the grooves 10; a sealing strip 4 is fixed to the protrusions 9 where the protrusions 9 contact the grooves 10; and a sealing block 11 is fixed to the grooves 10. The sealing strip 4 seals the contact area between the protrusions 9 and the grooves 10, thereby achieving a seal between the left and right boxes 5, 6.

[0063] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4 As shown, the protrusion 9 is fitted with the sealing block 11 to achieve a seal. The motion mechanism used in the temperature shock test chamber in this embodiment is designed to better fit the protrusion 9 and the sealing block 11 to achieve a better seal.

[0064] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4 As shown, the driving mechanism 100 further includes:

[0065] The outer shell of the reduction gear box 101 is fixed above the spring damping device 200;

[0066] The input end of the reduction gear box 101 is connected to the rotating shaft of the driving motor 102; the driving motor 102 drives the reduction gear box 101 to reduce speed.

[0067] A driving sprocket 103 is fixedly connected to the output end of the reduction box 101 ; the driving motor 102 drives the reduction box 101 , and drives the driving sprocket 103 after reducing the speed.

[0068] On both sides of the frame 3 , a plurality of driven wheel bases 104 are fixed above the box body 1 ; the driven wheel bases 104 are installed with a first driven wheel 105 .

[0069] A first passive wheel 105 is movably connected to any one of the passive wheel bases 104;

[0070] On both sides of the passive wheel base 104 , a plurality of passive wheel assemblies 110 are fixed above the box 1 along a preset transverse axis and a preset longitudinal axis; the passive wheel assemblies 110 are used to connect the transmission chain 106 .

[0071] Above the driving sprocket 103, it passes around the bottom of the first passive wheel 105, passes through the passive wheel assembly 110, and then passes through the box 1; the two ends of the transmission chain 106 are respectively fixed to the two ends of the basket 2 by movable bolts 107; the transmission chain 106 is mainly used for transmission.

[0072] The driving motor 102 drives the driving sprocket 103, which passes through the transmission chain 106, bypasses the first passive wheel 105 and passes through the passive wheel assembly 110, driving the basket 2 to move along the preset axis. When the driving mechanism 100 drives the basket 2 to the two working areas of the box body 1, it works.

[0073] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 5 As shown, any one of the passive wheel assemblies 110 further includes:

[0074] A bottom plate 111 is fixed on the box body 1; a plurality of first waist-shaped holes 112 are horizontally opened on the bottom plate 111;

[0075] Two ear plates 113 are fixed on both sides of the base plate 111; a plurality of second waist-shaped holes 114 and a plurality of slots 115 are longitudinally opened on the ear plates 113; the first waist-shaped holes 112 and the second waist-shaped holes 114 are used to adjust the installation position of the passive wheel assembly 110; the ear plates 113 are fixed on the base plate 111.

[0076] On the inner side of the ear plate 113 , bolts are passed through the second waist-shaped holes 114 to center and fix the fixing plate 115 ; the fixing plate 115 is used to fix the bearing seat 117 .

[0077] The support columns 116 are inserted between the fixing plates 115 ; bolts are passed through the fixing plates 115 and the support columns 116 to fix them; the support columns 116 are used to space the fixing plates 115 .

[0078] The housings of several bearing seats 117 are fixed on both sides of the fixing plate 115;

[0079] Insert the rotating shaft 118 into the bearing hole of any bearing seat 117;

[0080] A driven wheel 119 (not shown) is fixed on the rotating shaft 118 between the fixing plates 115 . The driven wheel 119 rotates on the rotating shaft 118 .

[0081] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4 As shown, the spring shock absorbing device 200 further includes:

[0082] A plurality of base plates 201 are fixed above the frame 3;

[0083] The first semi-cylindrical plate 202 is fixed on the base plate 201 ; the base plate 201 is used to fix the first semi-cylindrical plate 202 .

[0084] The second semi-cylindrical plate 203 is inserted into the first semi-cylindrical plate 202 ; the second semi-cylindrical plate 203 serves as a limit spring 204 .

[0085] The spring 204 is arranged in the second semi-cylindrical plate 203;

[0086] An upper base plate 205 is fixed to one end of the second semi-cylindrical plate 203 ; the upper base plate 205 is used to fix the reducer base plate 206 .

[0087] Fix the upper base plate 205 below the reducer base plate 206; pass the bolts through the reducer base plate 206 and the upper base plate 205, pass through the center position of the spring 204, and fix the bolts on the base plate 205; the first semi-cylindrical plate 202 and the second semi-cylindrical plate 203 limit the bending degree of the spring 204.

[0088] When the driving mechanism 100 drives the basket 2 into the working area of ​​the box body 1, the driving mechanism 100 stops working, and the spring shock absorber 200 generates a rebound force, which is used to tighten the sealing strip 4 between the basket 2 and the frame 3 to form a seal. This solves the sealing problem of the chain-type temperature shock test chamber and solves the technical problem in the prior art that the "chain-type" transmission system is prone to micro-leakage due to the gap between the moving parts (such as the chain pitch error), which affects the accuracy of the temperature change rate.

[0089] In order to achieve the above technical problems, the motion mechanism for the temperature shock test chamber in this embodiment is as follows: Figures 1 to 4 As shown, a spring damper 200 is installed at each of the four corners of the reducer base plate 206. Avoidance holes 207 are provided on both sides of the reducer base plate 206 to avoid the transmission of the transmission chain 106. This structure ensures more uniform rebound of the spring damper 200, achieving better sealing and resolving the technical problem of "chain-type" transmission systems prone to micro-leakage caused by gaps between moving parts (such as chain pitch errors), which affects the accuracy of the temperature change rate.

[0090] Those skilled in the art will appreciate that the above-mentioned embodiments are specific examples for implementing the present invention, and that in actual applications, various changes may be made thereto in form and detail without departing from the spirit and scope of the present invention.

Claims

1. A motion mechanism for a temperature shock test chamber, characterized in that: include: Box; A basket, the basket being movably arranged in the box; A frame is provided in the middle of the box; a driving mechanism, the driving mechanism being arranged above the frame; The basket is connected to the driving mechanism; the driving mechanism drives the basket to move in the box; a spring shock-absorbing device, arranged between the frame and the driving mechanism; When the driving mechanism drives the basket into the working area of ​​the box, the driving mechanism stops working and utilizes the rebound force of the spring shock-absorbing device to tighten the sealing strip between the basket and the frame to form a seal.

2. The motion mechanism for a temperature shock test chamber according to claim 1, characterized in that: The box also includes: A left box body is provided on the left side of the box body; A right box body, the right box body is arranged on the right side of the box body; The driving mechanism drives the basket to move from the left box to the right box; or the driving mechanism drives the basket to move from the right box to the left box.

3. The motion mechanism for a temperature shock test chamber according to claim 1, characterized in that: The basket is movably connected to the box body. A guide rail is fixed on the base below the basket. The basket is movably connected to the guide rail via a slider.

4. The motion mechanism for a temperature shock test chamber according to claim 1, characterized in that: The sealing strips are fixed on both sides of the frame along a longitudinal direction.

5. The motion mechanism for a temperature shock test chamber according to claim 4, characterized in that: A protrusion is provided on each of the frames; a groove is provided on each side of the basket; the protrusion is clamped in the groove; the sealing strip is fixed on the protrusion where the protrusion contacts the groove; and the sealing block is fixed on the groove.

6. The motion mechanism for a temperature shock test chamber according to claim 5, characterized in that: The protrusion is fitted with the sealing block to perform sealing.

7. The motion mechanism for a temperature shock test chamber according to claim 1, characterized in that: The driving mechanism further includes: A reduction box, a shell of which is fixed above the spring damping device; A driving motor, the rotating shaft of which is connected to the input end of the reduction gearbox; A driving sprocket is fixedly connected to the output end of the reduction gearbox; Passive wheel bases, a plurality of passive wheel bases are fixed on both sides of the frame and above the box; a first passive wheel, movably connected to the first passive wheel on any one of the passive wheel bases; Passive wheel assemblies, a plurality of which are fixed on both sides of the passive wheel base and above the box along a preset transverse axis and a preset longitudinal axis; The transmission chain is above the driving sprocket, passes around the bottom of the first driven wheel, passes through the driven wheel assembly, and passes through the box; the two ends of the transmission chain are respectively fixed to the two ends of the basket by movable bolts; The driving motor drives the driving sprocket, passes through the transmission chain, bypasses the first passive wheel and passes through the passive wheel assembly, and drives the basket to move along a preset axis.

8. The motion mechanism for a temperature shock test chamber according to claim 7, characterized in that: Any one of the passive wheel assemblies further includes: A bottom plate is fixed on the box body; a plurality of first waist-shaped holes are horizontally opened on the bottom plate; Ear plates, two of which are fixed on both sides of the base plate; a plurality of second waist-shaped holes and a plurality of slots are longitudinally opened on the ear plates; the first waist-shaped holes and the second waist-shaped holes are used to adjust the installation position of the passive wheel assembly; A fixing plate is provided on the inner side of the ear plate, and bolts are inserted into the second waist-shaped holes to center and fix the fixing plate; A support column is inserted between the fixing plates and fixed with bolts inserted into the fixing plates and the support column; Bearing seats, with the outer shells of several bearing seats fixed on both sides of the fixing plate; A rotating shaft is inserted into the bearing hole of any one of the bearing seats; A passive wheel is fixed on the rotating shaft between the fixing plates.

9. The motion mechanism for a temperature shock test chamber according to claim 1, characterized in that: The spring shock absorbing device further comprises: Base plates, a plurality of said base plates being fixed above said frame; a first semi-cylindrical plate, fixed to the base plate; a second semi-cylindrical plate, which is inserted into the first semi-cylindrical plate; a spring, wherein the spring is disposed in the second semi-cylindrical plate; an upper base plate fixed to one end of the second semi-cylindrical plate; The reducer base plate fixes the upper base plate below the reducer base plate; bolts are passed through the reducer base plate and the upper base plate, through the center position of the spring, and fixed to the base plate; the first semi-cylindrical plate and the second semi-cylindrical plate limit the bending degree of the spring.

10. The motion mechanism for a temperature shock test chamber according to claim 9, characterized in that: A spring shock-absorbing device is respectively arranged on the four corners of the reducer base plate, and avoidance holes are opened on both sides of the reducer base plate to avoid the transmission of the transmission chain.

Images