CN115876963B - Humidity sensor precision automatic test equipment - Google Patents
Humidity sensor precision automatic test equipment Download PDFInfo
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- CN115876963B CN115876963B CN202310113203.0A CN202310113203A CN115876963B CN 115876963 B CN115876963 B CN 115876963B CN 202310113203 A CN202310113203 A CN 202310113203A CN 115876963 B CN115876963 B CN 115876963B
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Abstract
The invention relates to the technical field of humidity sensor precision test, in particular to automatic humidity sensor precision test equipment, which comprises: four supporting seats which are arranged in a rectangular shape and are arranged at the top of the fixed bottom plate. According to the invention, when the receiving seat drives the humidity sensor to enter the test box, the moving port is doubly sealed through the sealing group, so that the problem that the precision of the humidity sensor is difficult to accurately test due to the fact that air in the test box is easy to leak in the opening and closing processes of the sealing plate when the humidity sensor enters the test box and moves out of the test box is avoided.
Description
Technical Field
The invention relates to the technical field of precision testing of humidity sensors, in particular to automatic precision testing equipment for a humidity sensor.
Background
The accuracy of the humidity sensor is an important index of the humidity sensor, so that when the humidity sensor is produced, the accuracy of the humidity sensor needs to be tested, thereby ensuring the quality of the produced humidity sensor.
When the humidity sensor performs precision test, the humidity of a humidity sensor test area is difficult to be guaranteed by constant humidity, and when the humidity sensor moves into the test area and moves out of the test area, the air in the test area is easy to leak in the process of opening and closing the test area, so that the precision of the humidity sensor is difficult to be accurately tested.
Disclosure of Invention
In order to solve the problems, the invention adopts the following technical scheme that the automatic precision testing equipment for the humidity sensor comprises: four supporting seats which are arranged in a rectangular shape and are arranged at the top of the fixed bottom plate.
The conveying shafts are rotationally arranged between the two supporting seats which are arranged along the width direction of the fixed bottom plate, and the two conveying shafts are in matched transmission connection with the chain through chain wheels which are symmetrically arranged along the axial direction of the conveying shafts.
The bearing seats are evenly distributed along the outer side walls of the chains and hinged between the two chains, one of the two end faces of the bearing seats, which are distributed along the length direction of the fixed bottom plate, is of a V-shaped structure, the end faces of the bearing seats, which are far away from the chains, are provided with clamping grooves, jacks which penetrate through the clamping grooves up and down are formed in the clamping grooves, the end faces of the bearing seats, which are far away from the chains, are provided with rotating grooves which are communicated with the clamping grooves, and the bearing seats are provided with locking groups which limit the sensor.
The test box is installed jointly through the fixed strip between four supporting seats, the test box is along the removal mouth of T type structure has all been seted up to two lateral walls that fixed baseplate length direction was arranged, the draw-in groove that is used for accepting the chain and arrange along its length direction symmetry is offered to the horizontal segment of removal mouth, be provided with the test group on the test box, move and be provided with sealed group on the mouth, sealed group is including moving the flexible groove of seting up on two lateral walls that the mouth was arranged along its horizontal segment length direction, sliding connection has the closing plate of arranging along its width direction symmetry in the flexible groove, install the stopper that is located between two closing plates in the flexible groove, move the opposite face of two closing plates that the mouth was arranged along its horizontal segment length direction and be the slope structure, and two inclined planes form the V type structure unanimous with the V type terminal surface direction of socket, be connected through the reset spring of from the top down between closing plate and the flexible groove, seal assembly is installed to the vertical section of moving the mouth.
Preferably, the sealing assembly comprises a storage groove which is formed in the inner walls of two sides of the vertical section of the moving opening, a closing plate is connected in the storage groove in a sliding manner, the closing plate is connected with the storage groove through a pushing spring, the closing plate is located below the sealing plate, and the opposite end faces of the two opposite closing plates are arc-shaped structures.
Preferably, the test group comprises a transparent plate arranged on one side of the top of the test box, and a fixed cover plate arranged on the other side of the top of the test box, wherein a humidity adjusting plate and a display are arranged on the fixed cover plate, guide seats are arranged on two inner walls of the test box, which are arranged along the length direction of the fixed bottom plate, a pushing plate is slidably connected between the two guide seats, and a clamping lock seat is arranged on the end face, close to the bearing seat, of the pushing plate through a rotating motor.
Preferably, the locking group includes the card groove of sliding of seting up of the both sides inner wall that the card groove of putting was arranged along its length direction, sliding connection has the card to keep out the board in the groove of sliding, be connected through receipts and draw the spring between card to keep out the board and the groove of sliding, and the card keeps out the board and the connection groove alignment of sensor both sides, the supporting slot has been seted up on the socket, the backup pad is installed through supporting spring in the supporting slot, install the rope on the card keeps out the board, the rope runs through and draws the spring and is connected with the backup pad after sliding the groove, the backup pad is kept away from the one end of supporting spring and is installed down the depression bar, all install the cylinder through the fixed plate on two supporting seats that fixed baseplate one side length direction was arranged, type frame is installed through the arm-tie to the flexible end of cylinder, the inserted bar is aligned with the depression bar down in the both ends bottom of type frame.
Preferably, the inner side wall and the outer side wall of the test box are both provided with bearing strips which are parallel to the chains and symmetrically arranged along the length direction of the fixed bottom plate, the bearing strips are in rolling contact with the antifriction rollers which are uniformly arranged, the bottom of the bearing seat is in rolling contact with the antifriction rollers, the bearing strips are positioned between the two chains, and the bearing strips positioned on the outer side wall of the test box are connected with the supporting seat through connecting rods.
Preferably, the rotary rollers are rotatably connected to opposite surfaces of the two closing plates located in the same moving port.
Preferably, the rotating rollers are connected with opposite surfaces of two sealing plates symmetrically arranged along the length direction of the horizontal section of the moving port in a rolling manner.
The invention has the beneficial effects that:
1. according to the automatic testing equipment for the precision of the humidity sensor, which is designed by the invention, when the bearing seat drives the humidity sensor to enter the testing box, the moving port is doubly sealed through the sealing group, so that the problem that the precision of the humidity sensor is difficult to accurately test because air in the testing box is easy to leak in the opening and closing processes of the sealing plate when the humidity sensor enters the testing box and moves out of the testing box is avoided.
2. When the bearing seat drives the sensor to enter the test box, the side wall of the sensing head of the sensor is contacted with the arc-shaped side walls of the two closing plates and pushes the two closing plates to move towards the storage groove, and the two closing plates are always contacted with the side wall of the sensing head of the sensor in the moving process, so that the air in the test box is prevented from leaking, and the testing accuracy of the humidity sensor is prevented from being influenced.
3. The inserting rod in the invention extrudes the pressing rod and the supporting plate to move downwards, the supporting plate extrudes the supporting spring and pulls the card-resisting plate to move towards the sliding groove through the rope, at the moment, the sensor after the test can be taken down, and the next sensor is placed in the card-placing groove at the other side of the fixed bottom plate, thereby realizing the continuity test of the sensor and improving the efficiency of the sensor test.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic view of a main perspective structure of the present invention.
Fig. 2 is an enlarged view of the invention at a in fig. 1.
Fig. 3 is a front view of the present invention.
Fig. 4 is a transverse cross-sectional view of fig. 3 of the present invention.
Fig. 5 is an enlarged view of fig. 4 at C in accordance with the present invention.
Fig. 6 is an enlarged view of the invention at D in fig. 4.
Fig. 7 is a schematic view of a partial structure of a receiving groove, a closing plate, a pushing spring, and a rotating roller in a sectional view in a depression direction.
Fig. 8 is a schematic perspective view of a humidity sensor.
FIG. 9 is a schematic view of the structure of the socket, locking set and sensor of the present invention.
In the figure: 1. a fixed bottom plate; 2. a support base; 3. a conveying shaft; 4. a chain; 40. a socket; 41. a jack; 42. a locking group; 420. a card retaining plate; 421. a spring is retracted and pulled; 422. a support spring; 423. a support plate; 424. a rope; 425. pressing down a rod; 426. type rack; 427. a rod; 5. a test box; 50. a moving port; 51. a receiving bar; 52. a grinding reduction roller; 6. a test group; 60. a transparent plate; 61. fixing the cover plate; 62. an adjusting plate; 63. a display; 64. a guide seat; 65. a pushing plate; 66. a latch seat; 7. a sealing group; 70. a telescopic slot; 71. a sealing plate; 710. a rotating roller; 72. a limiting block; 73. a return spring; 74. a seal assembly; 740. a storage groove; 741. a closing plate; 742. a pushing spring; 743. a rotating roller; 8. a sensor.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1, 2, 3, 4, 8 and 9, an automatic humidity sensor accuracy testing apparatus includes: a fixed bottom plate 1 and four supporting seats 2 which are arranged in a rectangular shape and are arranged at the top of the fixed bottom plate 1.
The conveying shafts 3 are rotatably arranged between two supporting seats 2 which are arranged along the width direction of the fixed bottom plate 1, and the two conveying shafts 3 are in matched transmission connection with a chain 4 through chain wheels which are symmetrically arranged along the axial direction of the conveying shafts.
The multiple bearing seats 40 are evenly distributed along the outer side walls of the chains 4 and are hinged between the two chains 4, one of the two end faces of the bearing seats 40 distributed along the length direction of the fixed bottom plate 1 is of a V-shaped structure, the end face of the bearing seat 40 far away from the chains 4 is provided with a clamping groove, jacks 41 penetrating through the clamping groove up and down are formed in the clamping groove, the end face of the bearing seat 40 far away from the chains 4 is provided with a rotary groove communicated with the clamping groove, and the bearing seat 40 is provided with a locking group 42 limiting the sensor 8.
Referring to fig. 1, fig. 2, fig. 4, fig. 5 and fig. 6, the test box 5 is jointly installed between four supporting seats 2 through the fixed strip, the moving port 50 of the T-shaped structure is all offered to two lateral walls that the test box 5 arranged along the length direction of the fixed bottom plate 1, the clamping groove that is used for accepting the chain 4 and arranges along its length direction symmetry is offered to the horizontal section of moving port 50, be provided with test set 6 on the test box 5, be provided with seal set 7 on moving port 50, seal set 7 includes the expansion groove 70 of offering on two lateral walls that move port 50 arranged along its horizontal section length direction, slide-connection has the closing plate 71 of arranging along its width direction symmetry in the expansion groove 70, install the stopper 72 between two closing plate 71 in the expansion groove 70, the opposite face of two closing plate 71 that move port 50 arranged along its horizontal section length direction is the sloping structure, and two sloping faces form the V-shaped structure that is unanimous with the V-shaped terminal surface direction of socket 40, be connected through the return spring 73 that makes progress even between closing plate 71 and the expansion groove 70, seal assembly 74 is installed to the vertical section of moving port 50.
One end of one conveying shaft 3 penetrates through the supporting seat 2 and then is connected with an external driving motor for driving the conveying shaft 3 to intermittently rotate, when the conveying shaft 3 intermittently stops, the sensor 8 is inserted into the clamping groove, the sensing head of the sensor 8 penetrates through the insertion hole 41, and then the sensor 8 is limited through the locking group 42, so that the sensor 8 is fixed on the bearing seat 40, the chain 4 and the bearing seat 40 can conveniently drive the sensor 8 to stably move and convey, and meanwhile, the sensor 8 is prevented from moving when entering the test box 5 to be in contact with the sealing group 7.
The sealing plate 71 in the movable port 50, which is close to the outer side wall of the test box 5, is a first sealing plate, the sealing plate 71 in the movable port 50, which is close to the inner side wall of the test box 5, is a second sealing plate, and the first sealing plate 71 and the second sealing plate 71 cooperate to realize the double sealing effect of the movable port 50, so that the humidity value regulated in the test box 5 is prevented from being greatly changed due to air leakage, and the humidity sensor 8 is not accurately tested.
Referring to fig. 2, 6 and 7, the sealing assembly 74 includes a receiving groove 740 formed on inner walls of two sides of the vertical section of the moving opening 50, a closing plate 741 is slidably connected in the receiving groove 740, the closing plate 741 is connected with the receiving groove 740 through a pushing spring 742, the closing plate 741 is located below the sealing plate 71, and opposite end surfaces of the two opposite closing plates 741 are arc structures.
When the chain 4 drives the socket 40 to move towards the test box 5, the V-shaped end face of the socket 40 is firstly contacted with the first two sealing plates, the V-shaped end face of the socket 40 is inserted between the first two sealing plates and pushes the first two sealing plates to move towards the expansion slot 70, then the V-shaped end face of the socket 40 is contacted with the second two sealing plates and pushes the second two sealing plates to move towards the expansion slot 70, the matching movement of the first and second sealing plates is realized, the effect of double sealing in the moving port 50 is realized, when the end face of the socket 40 far away from the V-shaped end face enters the moving port 50 and is positioned between the first and second sealing plates in the moving port 50, the first sealing plate is separated from the side wall of the socket 40 and is quickly closed under the action of the return spring 73, at the moment, the side wall of the socket 40 is in abutting contact with the second sealing plate, the moving port 50 is prevented from leaking in the air in the test box 5, the accuracy of the humidity sensor 8 is influenced, and then the second sealing plate 40 is separated from the test box 5.
And in the process that the bearing seat 40 drives the sensor 8 to enter the test box 5, the side wall of the sensing head of the sensor 8 is contacted with the arc-shaped side walls of the two closing plates 741 and pushes the two closing plates 741 to move into the storage groove 740, and the two closing plates 741 are always contacted with the side wall of the sensing head of the sensor 8 in the moving process, so that the air in the test box 5 is prevented from leaking, and the testing accuracy of the humidity sensor 8 is affected.
Referring to fig. 1, 3, 4 and 5, the test set 6 includes a transparent plate 60 installed on one side of the top of the test box 5, a fixed cover plate 61 installed on the other side of the top of the test box 5, a humidity-adjusting plate 62 and a display 63 installed on the fixed cover plate 61, guide holders 64 installed on two inner walls of the test box 5 along the length direction of the fixed bottom plate 1, a pushing plate 65 slidably connected between the two guide holders 64, and a latch holder 66 installed on the end surface of the pushing plate 65 close to the bearing holder 40 through a rotating motor.
Before testing, the humidity in the test box 5 is adjusted through the adjusting disc 62, then after the sensor 8 enters the test box 5, the pushing plate 65 connected with the external driving electric sliding block drives the locking seat 66 to move towards the rotary switch of the sensor 8 until the locking seat 66 contacts with the rotary switch of the sensor 8, then the rotary motor drives the locking seat 66 to rotate with the rotary switch to open the sensor 8 for testing, and whether the humidity detection of the sensor 8 is accurate or not is determined by observing the humidity value on the sensor 8 and the humidity value on the display 63, whether the accuracy of the sensor 8 is qualified or not is judged, and the transparent plate 60 enables the humidity value of the sensor 8 to be observed more conveniently.
Referring to fig. 1, 4 and 9, the locking set 42 includes a sliding groove formed in inner walls of two sides of the clamping groove along a length direction of the sliding groove, a clamping plate 420 is slidably connected in the sliding groove, the clamping plate 420 is connected with the sliding groove through a pull-up spring 421, the clamping plate 420 is aligned with connecting grooves on two sides of the sensor 8, a supporting groove is formed in the supporting seat 40, a supporting plate 423 is mounted in the supporting groove through a supporting spring 422, a rope 424 is mounted on the clamping plate 420, the rope 424 penetrates through the pull-up spring 421 and the sliding groove and then is connected with the supporting plate 423, a pressing rod 425 is mounted at one end of the supporting plate 423 far away from the supporting spring 422, air cylinders are mounted on two supporting seats 2 arranged along a length direction of one side of the fixed bottom plate 1, telescopic ends of the air cylinders are mounted with a type frame 426 through a pulling plate, inserting rods 427 are mounted at bottoms of two ends of the type frame 426, and the inserting rods 427 are aligned with the pressing rod 425.
When the conveying shaft 3 stops intermittently, the cylinder contracts to drive the type frame 426 and the inserting rod 427 to move downwards, so that the inserting rod 427 extrudes the pressing rod 425 and the supporting plate 423 to move downwards, the supporting plate 423 extrudes the supporting spring 422 and pulls the card resisting plate 420 to move towards the sliding groove through the rope 424, at the moment, the sensor 8 after the test can be taken down, the next sensor 8 is placed in the card placing groove at the other side of the fixed bottom plate 1, and therefore the continuity test of the sensor 8 is achieved, and the efficiency of the test of the sensor 8 is improved.
Referring to fig. 4 and 5, the inner side wall and the outer side wall of the test box 5 are respectively provided with a bearing strip 51 which is parallel to the chains 4 and symmetrically arranged along the length direction of the fixed bottom plate 1, the bearing strips 51 are in rolling connection with antifriction rollers 52 which are uniformly arranged, the bottom of the bearing seat 40 is in rolling contact with the antifriction rollers 52, the bearing strips 51 are positioned between the two chains 4, and the bearing strips 51 positioned on the outer side wall of the test box 5 are connected with the supporting seat 2 through connecting rods.
The receiving bar 51 is used for supporting the movement of the receiving seat 40, and the grinding roll 52 is used for reducing friction between the receiving seat 40 and the receiving bar 51 during the movement.
Referring to fig. 6 and 7, the opposite surfaces of the two closing plates 741 located in the same moving opening 50 are rotatably connected with a rotating roller 743, and the rotating roller 743 is used for reducing the friction between the sensing head of the sensor 8 and the closing plates 741 during the moving process.
Referring to fig. 6, two opposite surfaces of the sealing plates 71 symmetrically disposed along the length direction of the horizontal section of the moving opening 50 are respectively connected with a rotating roller 710 in a rolling manner, and the rotating rollers 710 are used for reducing friction between the bearing seat 40 and the sealing plates 71 during moving.
During operation, one end of one conveying shaft 3 penetrates through the supporting seat 2 and then is connected with an external driving motor for driving the conveying shaft 3 to intermittently rotate, when the conveying shaft 3 is intermittently stopped, the sensor 8 is inserted into the clamping groove, the sensing head of the sensor 8 penetrates through the jack 41, and then the sensor 8 is limited through the locking group 42, so that the sensor 8 is fixed on the bearing seat 40, the chain 4 and the bearing seat 40 can conveniently drive the sensor 8 to stably move and convey, and meanwhile, the sensor 8 is prevented from moving when entering the test box 5 to contact with the sealing group 7.
The sealing plate 71 in the movable port 50, which is close to the outer side wall of the test box 5, is a first sealing plate, the sealing plate 71 in the movable port 50, which is close to the inner side wall of the test box 5, is a second sealing plate, and the first sealing plate and the second sealing plate cooperate to realize the double sealing effect of the movable port 50, so that the humidity value regulated in the test box 5 is prevented from being greatly changed due to air leakage, and the humidity sensor 8 is not accurately tested.
When the chain 4 drives the socket 40 to move towards the test box 5, the V-shaped end face of the socket 40 is firstly contacted with the first two sealing plates, the V-shaped end face of the socket 40 is inserted between the first two sealing plates and pushes the first two sealing plates to move towards the expansion slot 70, then the V-shaped end face of the socket 40 is contacted with the second two sealing plates and pushes the second two sealing plates to move towards the expansion slot 70, the matching movement of the first and second sealing plates is realized, the effect of double sealing in the moving port 50 is realized, when the end face of the socket 40 far away from the V-shaped end face enters the moving port 50 and is positioned between the first and second sealing plates in the moving port 50, the first sealing plate is separated from the side wall of the socket 40 and is quickly closed under the action of the return spring 73, at the moment, the side wall of the socket 40 is in abutting contact with the second sealing plate, the moving port 50 is prevented from leaking in the air in the test box 5, the accuracy of the humidity sensor 8 is influenced, and then the second sealing plate 40 is separated from the test box 5.
And in the process that the bearing seat 40 drives the sensor 8 to enter the test box 5, the side wall of the sensing head of the sensor 8 is contacted with the arc-shaped side walls of the two closing plates 741 and pushes the two closing plates 741 to move into the storage groove 740, and the two closing plates 741 are always contacted with the side wall of the sensing head of the sensor 8 in the moving process, so that the air in the test box 5 is prevented from leaking, and the testing accuracy of the humidity sensor 8 is affected.
After the sensor 8 has entered the test box 5, the test set 6 opens the sensor 8, tests the sensor 8, and after the test is completed, the sensor 8 is removed from the test box 5, and the sensor 8 is removed.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. An automatic humidity sensor accuracy testing device, comprising: the utility model is characterized in that the fixed bottom plate (1) and four supporting seats (2) which are arranged at the top of the fixed bottom plate (1) and are in rectangular arrangement,
the conveying shafts (3) are rotatably arranged between two supporting seats (2) which are arranged along the width direction of the fixed bottom plate (1), and the two conveying shafts (3) are in matched transmission connection with the chain (4) through chain wheels which are symmetrically arranged along the axial direction of the conveying shafts;
the plurality of bearing seats (40) are uniformly distributed along the outer side walls of the chains (4) and are hinged between the two chains (4), one of the two end faces of the bearing seats (40) distributed along the length direction of the fixed bottom plate (1) is of a V-shaped structure, a clamping groove is formed in the end face, far away from the chains (4), of the bearing seat (40), a jack (41) penetrating up and down is formed in the clamping groove, a rotary groove communicated with the clamping groove is formed in the end face, far away from the chains (4), of the bearing seat (40), and a locking group (42) for limiting the sensor (8) is arranged on the bearing seat (40);
test boxes (5) are mounted between the four supporting seats (2) together through fixing strips, two side walls of the test boxes (5) which are distributed along the length direction of the fixed bottom plate (1) are provided with moving ports (50) of T-shaped structures, the horizontal section of each moving port (50) is provided with clamping grooves which are used for receiving a chain (4) and are symmetrically distributed along the length direction of the moving port, the test boxes (5) are provided with test groups (6), the moving ports (50) are provided with sealing groups (7), the sealing groups (7) comprise telescopic grooves (70) which are formed in the two side walls of the moving ports (50) which are distributed along the length direction of the horizontal section, the telescopic groove (70) is internally and slidably connected with sealing plates (71) symmetrically arranged along the width direction of the telescopic groove, limiting blocks (72) positioned between the two sealing plates (71) are arranged in the telescopic groove (70), opposite surfaces of the two sealing plates (71) which are arranged along the length direction of the horizontal section of the movable opening (50) are of inclined structures, the two inclined surfaces form a V-shaped structure consistent with the V-shaped end surface direction of the bearing seat (40), the sealing plates (71) are connected with the telescopic groove (70) through reset springs (73) which are uniformly arranged from top to bottom, and sealing assemblies (74) are arranged on the vertical section of the movable opening (50);
the locking group (42) comprises a sliding groove formed in the inner walls of two sides of the clamping groove along the length direction of the sliding groove, a clamping and resisting plate (420) is connected in the sliding groove in a sliding mode, the clamping and resisting plate (420) is connected with the sliding groove through a retracting spring (421), the clamping and resisting plate (420) is aligned with connecting grooves in the two sides of the sensor (8), a supporting groove is formed in a supporting seat (40), a supporting plate (423) is mounted in the supporting groove through the supporting spring (422), a rope (424) is mounted on the clamping and resisting plate (420), the rope (424) penetrates through the retracting spring (421) and is connected with the supporting plate (423) after the sliding groove, one end of the supporting plate (423) away from the supporting spring (422) is provided with a pressing rod (425), two supporting seats (2) which are arranged along the length direction of one side of the fixed bottom plate (1) are provided with air cylinders through fixing plates, telescopic ends of the air cylinders are provided with type frames (426) through the pulling plates, inserting rods (427) are mounted at the bottoms of the two ends of each type frames (426), and the inserting rods (427) are aligned with the pressing rod (425).
2. The humidity sensor accuracy automatic test equipment of claim 1, wherein: the sealing assembly (74) comprises a containing groove (740) which is formed in the inner walls of two sides of the vertical section of the moving opening (50), a closing plate (741) is connected in the containing groove (740) in a sliding mode, the closing plate (741) is connected with the containing groove (740) through a pushing spring (742), the closing plate (741) is located below the sealing plate (71), and opposite end faces of the two opposite closing plates (741) are of arc-shaped structures.
3. The humidity sensor accuracy automatic test equipment of claim 1, wherein: the test set (6) comprises a transparent plate (60) arranged on one side of the top of the test box (5), a fixed cover plate (61) arranged on the other side of the top of the test box (5), a humidity adjusting disc (62) and a display (63) are arranged on the fixed cover plate (61), guide seats (64) are arranged on two inner walls of the test box (5) which are arranged along the length direction of the fixed bottom plate (1), a pushing plate (65) is connected between the two guide seats (64) in a sliding mode, and a clamping lock seat (66) is arranged on the end face, close to the bearing seat (40), of the pushing plate (65) through a rotating motor.
4. The humidity sensor accuracy automatic test equipment of claim 1, wherein: the inner side wall and the outer side wall of the test box (5) are respectively provided with a bearing strip (51) which is parallel to the chains (4) and symmetrically arranged along the length direction of the fixed bottom plate (1), antifriction rollers (52) which are uniformly distributed are connected to the bearing strips (51) in a rolling manner, the bottoms of the bearing seats (40) are in rolling contact with the antifriction rollers (52), the bearing strips (51) are located between the two chains (4), and the bearing strips (51) located on the outer side wall of the test box (5) are connected with the supporting seats (2) through connecting rods.
5. The humidity sensor accuracy automatic test equipment of claim 2, wherein: the opposite surfaces of the two closing plates (741) positioned in the same moving opening (50) are respectively connected with a rotary roller (743) in a rotating way.
6. The humidity sensor accuracy automatic test equipment of claim 1, wherein: and rotating rollers (710) are connected with opposite surfaces of two sealing plates (71) symmetrically arranged along the length direction of the horizontal section of the moving opening (50) in a rolling manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310113203.0A CN115876963B (en) | 2023-02-15 | 2023-02-15 | Humidity sensor precision automatic test equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310113203.0A CN115876963B (en) | 2023-02-15 | 2023-02-15 | Humidity sensor precision automatic test equipment |
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| CN115876963A CN115876963A (en) | 2023-03-31 |
| CN115876963B true CN115876963B (en) | 2023-05-05 |
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| CN202310113203.0A Active CN115876963B (en) | 2023-02-15 | 2023-02-15 | Humidity sensor precision automatic test equipment |
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| CN117019240B (en) * | 2023-08-28 | 2024-04-02 | 河北华明蜡业股份有限公司 | Constant temperature test box with adjustable temperature for paraffin processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6313131B2 (en) * | 2014-06-17 | 2018-04-18 | 新日本無線株式会社 | Humidity sensor inspection device |
| DE102016119079A1 (en) * | 2016-10-07 | 2017-07-27 | FEV Europe GmbH | METHOD AND DEVICE FOR CALIBRATING A HUMIDITY SENSOR |
| CN208171942U (en) * | 2018-03-30 | 2018-11-30 | 无锡市锦华试验设备有限公司 | Chamber humidity sensor protective device |
| CN213023014U (en) * | 2020-05-09 | 2021-04-20 | 广州市胜泰徕电子有限公司 | Automatic test equipment for humidity sensor |
| CN215573057U (en) * | 2021-08-11 | 2022-01-18 | 南京捷天信息技术有限公司 | Humidity sensor detection device |
| CN114814552B (en) * | 2022-05-09 | 2023-07-28 | 山东多瑞电子科技有限公司 | Full-automatic detection device for temperature and humidity sensor double-layer circuit board |
| CN217820272U (en) * | 2022-06-24 | 2022-11-15 | 浙江大华智联有限公司 | Gas detector testing device |
| CN217738305U (en) * | 2022-07-27 | 2022-11-04 | 上海市计量测试技术研究院 | Batch calibration and detection device for temperature and humidity sensors |
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