CN219574313U - Press key testing device and testing equipment - Google Patents
Press key testing device and testing equipment Download PDFInfo
- Publication number
- CN219574313U CN219574313U CN202320528225.9U CN202320528225U CN219574313U CN 219574313 U CN219574313 U CN 219574313U CN 202320528225 U CN202320528225 U CN 202320528225U CN 219574313 U CN219574313 U CN 219574313U
- Authority
- CN
- China
- Prior art keywords
- moving mechanism
- driving
- vertical
- pressing
- move
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model discloses a key press testing device and testing equipment, wherein the key press testing device comprises a transverse moving mechanism, a longitudinal moving mechanism, a vertical moving mechanism and a pressure head mechanism, wherein the longitudinal moving mechanism is arranged on the transverse moving mechanism, the transverse moving mechanism is used for enabling the longitudinal moving mechanism to transversely move, the vertical moving mechanism is arranged on the longitudinal moving mechanism, and the longitudinal moving mechanism is used for enabling the vertical moving mechanism to longitudinally move; the pressing head mechanism is arranged on the vertical moving mechanism and used for enabling the pressing head mechanism to move vertically, the pressing head mechanism comprises a pressing piece and a driving mechanism, and the driving mechanism is used for driving the pressing piece to move vertically so as to press or loosen a key to be tested. The utility model has high degree of automation, reduces the dependence on manpower in the test process, and is beneficial to improving the test efficiency.
Description
Technical Field
The utility model relates to the technical field of automatic testing, in particular to a key pressing and testing device and testing equipment.
Background
In the field of notebook computer manufacturing, in order to ensure the yield of products flowing into the market, various performance tests are generally required to be performed on the produced notebook computer, wherein the tests can include the test of the keys of the notebook computer, such as the wake-up test of pressing the power key to the notebook computer. At present, in most key wake-up test scenes, wake-up actions are realized mainly by manually pressing keys, and under the condition of pressure test, more occupied manpower is needed, and the manual efficiency is low.
Therefore, it is important to design a key press testing device and a testing apparatus capable of solving the above-mentioned problems.
Disclosure of Invention
The utility model aims to provide a key pressing testing device and testing equipment, which can improve the testing automation degree, reduce the dependence on manpower in the testing process and are beneficial to improving the testing efficiency.
In order to achieve the above object, the present utility model provides a key press measuring apparatus, comprising:
the device comprises a transverse moving mechanism, a longitudinal moving mechanism and a vertical moving mechanism, wherein the longitudinal moving mechanism is arranged on the transverse moving mechanism, the transverse moving mechanism is used for enabling the longitudinal moving mechanism to move transversely, the vertical moving mechanism is arranged on the longitudinal moving mechanism, and the longitudinal moving mechanism is used for enabling the vertical moving mechanism to move longitudinally;
the pressing head mechanism is arranged on the vertical moving mechanism and used for enabling the pressing head mechanism to move vertically, the pressing head mechanism comprises a pressing piece and a driving mechanism, and the driving mechanism is used for driving the pressing piece to move vertically so as to press or loosen a key to be detected.
Optionally, the lateral shifting mechanism includes a guiding shaft and a shifting piece sleeved on the guiding shaft, the shifting piece is connected with the longitudinal shifting mechanism, the guiding shaft is laterally arranged, and the shifting piece can move laterally along the guiding shaft to drive the longitudinal shifting mechanism to move laterally.
Optionally, the moving part comprises a linear bearing and a connecting part connected with the linear bearing, the connecting part is connected with the longitudinal moving mechanism, the linear bearing is sleeved on the guide shaft and can transversely slide along the guide shaft, a first locking part is arranged on the linear bearing, and the first locking part can be screwed into the linear bearing to fix the position of the linear bearing on the guide shaft.
Optionally, the longitudinal movement mechanism includes a longitudinal movement sliding rail disposed on the transverse movement mechanism and a first slider disposed on the longitudinal movement sliding rail, the longitudinal movement sliding rail is disposed longitudinally, the first slider is disposed on the longitudinal movement sliding rail in a longitudinally movable manner, and the first slider is connected with the vertical movement mechanism.
Optionally, the longitudinal movement mechanism further includes a second locking member, the second locking member includes a locking slider and a locking handle, the locking slider is disposed on the longitudinal movement slide rail and is connected with the first slider, the locking handle includes a threaded portion, the locking handle rotatably penetrates through the locking slider, the threaded portion includes a first portion and a second portion with opposite screw threads, the first portion and the second portion are respectively provided with a limiting block, the two limiting blocks are located on two sides of the longitudinal movement slide rail, and when the locking handle rotates, the two limiting blocks can respectively move along the first portion and the second portion and approach each other or separate from each other.
Optionally, the vertical moving mechanism includes the vertical pillar, locates vertical rack and second slider on the vertical pillar lateral wall, the vertical pillar with vertical moving mechanism connects, the second slider with pressure head mechanism connects, be provided with on the vertical rack with vertical rack meshed gear, be equipped with rotatable hand wheel on the second slider, the hand wheel with gear coaxial coupling, rotatory the hand wheel can make the gear follow vertical rack removes, so as to drive the vertical removal of second slider.
Optionally, the actuating mechanism includes driving motor, drive slide rail and drive slider, driving motor with vertical moving mechanism connects, the drive slide rail vertical set up in on the driving motor, the drive slider is smooth to be located on the drive slide rail, the drive slider with driving motor's output is connected, the drive slider with press the piece to be connected, the driving motor drive the drive slider is followed the drive slide rail reciprocates.
Optionally, the driving mechanism further includes a slot-type photoelectric sensor and a sensing member disposed on the driving slider, and the driving motor drives the driving slider to move so that the sensing member passes through the slot-type photoelectric sensor to sense the moving position of the driving slider.
Optionally, the pressing piece includes casing, pressing head and pressure sensor, be equipped with the holding chamber in the casing, pressing head movably locates in the holding chamber and follow the casing stretches out the part, pressure sensor locates in the holding chamber, pressure sensor with be equipped with the elastic component between the pressing head, when the pressing head presses the button that awaits measuring, can extrude the elastic component to pressure sensor application of force so that pressure sensor sensing the pressure of pressing head to the button that awaits measuring.
In order to achieve the above purpose, the utility model also discloses a test device, which comprises the key pressing device and a test bench, wherein the test bench comprises a base and a top seat which are oppositely arranged, the key pressing device is arranged at the bottom of the top seat, a positioning device for fixing the device to be tested is arranged on the base, the positioning device comprises a fixing piece and a clamping piece, the fixing piece is fixedly arranged on the base, the clamping piece is slidably arranged on the base, the fixing piece is used for propping against one end of the device to be tested, and the clamping piece can prop against the other end of the device to be tested in a sliding manner so as to fix the device to be tested on the base.
According to the key pressing and measuring device, the pressing head mechanism arranged on the vertical moving mechanism can move on the X, Y, Z shaft through the matching of the transverse moving mechanism, the longitudinal moving mechanism and the vertical moving mechanism, so that the pressing piece of the pressing head mechanism is aligned to a key to be measured on equipment to be measured, the driving mechanism of the pressing head mechanism can drive the pressing piece to move vertically, the pressing piece is pressed or loosened to press the key to be measured, further, the equipment to be measured is tested, the degree of automation of the test can be improved, the dependence on manpower in the test process is reduced, and the test efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of a key press device according to an embodiment of the utility model.
Fig. 2 is an exploded view of a longitudinal movement mechanism according to an embodiment of the present utility model.
Fig. 3 is a schematic perspective view of a vertical moving mechanism and a ram mechanism according to an embodiment of the present utility model.
Fig. 4 is a schematic perspective view of a hidden part structure of a vertical movement mechanism according to an embodiment of the present utility model.
Fig. 5 is a schematic perspective view of a ram mechanism according to an embodiment of the present utility model.
Fig. 6 is a cross-sectional view of a pressing member according to an embodiment of the present utility model.
Fig. 7 is a schematic perspective view of a test apparatus according to an embodiment of the present utility model.
Detailed Description
In order to describe the technical content and constructional features of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1 to 6, the present utility model provides a key press measuring device, which includes a lateral movement mechanism 1, a longitudinal movement mechanism 2, a vertical movement mechanism 3 and a press head mechanism 4; the vertical moving mechanism 3 is arranged on the vertical moving mechanism 2, and the vertical moving mechanism 2 is used for longitudinally moving the vertical moving mechanism 3; the pressing head mechanism 4 is arranged on the vertical moving mechanism 3, the vertical moving mechanism 3 is used for enabling the pressing head mechanism 4 to move vertically, the pressing head mechanism 4 comprises a pressing piece 43 and a driving mechanism 49, and the driving mechanism 49 is used for driving the pressing piece 43 to move vertically so as to press or loosen a key to be detected.
According to the key pressing and measuring device, through the matching of the transverse moving mechanism 1, the longitudinal moving mechanism 2 and the vertical moving mechanism 3, the pressing piece 4 arranged on the vertical moving mechanism 3 can move on the X, Y, Z shaft, so that the pressing piece 43 of the pressing piece 4 is aligned with a key to be measured on equipment to be measured, the driving mechanism 49 of the pressing piece 4 can drive the pressing piece 43 to move vertically, the pressing piece 43 is pressed or loosened to press the key to be measured, the testing of the equipment to be measured is further realized, the degree of automation of the testing can be improved, the dependence on manpower in the testing process is reduced, and the testing efficiency is improved.
Referring to fig. 1 to 2, specifically, the lateral movement mechanism 1 includes a guide shaft 11 and a moving member 12 sleeved on the guide shaft 11, the moving member 12 is connected to the longitudinal movement mechanism 2, the guide shaft 11 is disposed laterally, and the moving member 12 can move laterally along the guide shaft 11 to drive the longitudinal movement mechanism 2 to move laterally. The tester can move the moving member 12 along the guide shaft 11 so that the pressing member 43 corresponds to the lateral position of the key to be tested in the lateral position.
Specifically, the moving member 12 includes a linear bearing 121 and a connecting member 122 connected to the linear bearing 121, the connecting member 122 is connected to the longitudinal moving mechanism 2, the linear bearing 121 is sleeved on the guide shaft 11 and can slide along the guide shaft 11 transversely, the linear bearing 121 is provided with a first locking member 13, and the first locking member 13 can be screwed into the linear bearing 121 to fix the position of the linear bearing 121 on the guide shaft 11. When the linear bearing 121 is moved to a position where the pressing piece 43 corresponds to the lateral position of the key to be measured in the lateral position, the linear bearing 121 can be fixed to the guide shaft 11 by rotating the first locking piece 13 to lock the linear bearing 121.
Referring to fig. 1 and 2, in some embodiments, the longitudinal moving mechanism 2 includes a longitudinal moving rail 21 disposed on the transverse moving mechanism 1 and a first slider 22 disposed on the longitudinal moving rail 21, where the longitudinal moving rail 21 is disposed longitudinally, and the first slider 22 is disposed on the longitudinal moving rail 21 and is capable of moving longitudinally, and the first slider 22 is connected to the vertical moving mechanism 3. The tester can move the first slider 22 on the longitudinally moving slide rail 21 so that the pressing piece 43 corresponds to the longitudinal position of the key to be tested in the longitudinal position.
Referring to fig. 1 and 2, specifically, the longitudinal moving mechanism 2 further includes a second locking member 23, the second locking member 23 includes a locking slide 24 and a locking handle 231, the locking slide 24 is disposed on the longitudinal moving rail 21 and connected with the first slide 22, the locking handle 231 includes a threaded portion 233, the locking handle 231 rotatably passes through the locking slide 24, the threaded portion 233 includes a first portion 2331 and a second portion 2332 with opposite threads, the first portion 2331 and the second portion 2332 are respectively provided with a limiting block 232, the two limiting blocks 232 are disposed on two sides of the longitudinal moving rail 21, and when the locking handle 231 rotates, the two limiting blocks 232 can respectively move along the first portion 2331 and the second portion 2332 and approach each other or separate from each other. When the two limiting blocks 232 are close to each other, the two limiting blocks 232 can clamp the longitudinally moving slide rail 21, so that the positions of the locking slide block 24 and the first slide block 22 in the longitudinally moving slide rail 21 are fixed, and when the two limiting blocks 232 are far away from each other, the locking of the positions of the locking slide block 24 and the first slide block 22 in the longitudinally moving slide rail 21 can be released.
Referring to fig. 1 to 4, specifically, the vertical moving mechanism 3 includes a vertical strut 31, a vertical rack 36 disposed on a sidewall of the vertical strut 31, and a second slider 34, the vertical strut 31 is connected with the vertical moving mechanism 2, the second slider 34 is connected with the ram mechanism 4, a gear 35 meshed with the vertical rack 36 is disposed on the vertical rack 36, a rotatable hand wheel 33 is disposed on the second slider 34, the hand wheel 33 is coaxially connected with the gear 35, and rotation of the hand wheel 33 can move the gear 35 along the vertical rack 36 to drive the second slider 34 to move vertically. The tester can rotate the hand wheel 33 to drive the gear 35 to move along the vertical rack 36, so that the second slider 34 moves vertically, and the pressing piece 43 moves to a proper position in the vertical direction, i.e. the distance between the pressing piece 43 and the key to be tested is within the movement range of the driving mechanism 49 capable of driving the pressing piece 43.
Referring to fig. 1, 3 and 5, further, the driving mechanism 49 includes a driving motor 41, a driving sliding rail 44 and a driving sliding block 42, the driving motor 41 is connected with the vertical moving mechanism 3, the driving sliding rail 44 is vertically disposed on the driving motor 41, the driving sliding block 42 is slidably disposed on the driving sliding rail 44, the driving sliding block 42 is connected with an output end of the driving motor 41, the driving sliding block 42 is connected with the pressing member 43, and the driving motor 41 drives the driving sliding block 42 to move up and down along the driving sliding rail 44. After the tester moves the pressing piece 43 to the position corresponding to the key to be tested, the driving motor 41 can drive the driving sliding block 42 to vertically move along the driving sliding rail 44 so as to drive the pressing piece 43 to vertically move, thereby pressing the key to be tested.
It is understood that the driving motor 41 may be connected to an upper computer, and the upper computer controls the driving motor 41 to implement automation of the test.
Referring to fig. 3 and 5, in some embodiments, the driving mechanism 49 further includes a slot-type photoelectric sensor 45 and a sensing member 46 disposed on the driving slider 42, and the driving motor 41 drives the driving slider 42 to move so that the sensing member 46 passes through the slot-type photoelectric sensor 45 to sense the moving position of the driving slider 42. The cooperation of the groove-shaped photoelectric sensor 45 and the sensing piece 46 can detect whether the driving sliding block 42 and the pressing piece 43 reach respective specific positions.
It will be appreciated that the slot type photoelectric sensor 45 is fixedly connected to the second slider 34 of the vertical movement mechanism 3 by a sheet-like connection member 47.
Referring to fig. 1 and 6, specifically, the pressing member 43 includes a housing 435, a pressing head 431 and a pressure sensor 434, a receiving cavity 432 is disposed in the housing 435, the pressing head 431 is movably disposed in the receiving cavity 432 and extends out of the housing 435, the pressure sensor 434 is disposed in the receiving cavity 432, an elastic member 433 is disposed between the pressure sensor 434 and the pressing head 431, and when the pressing head 431 presses a key to be measured, the elastic member 433 can be pressed to apply a force to the pressure sensor 434 so that the pressure sensor 434 senses the pressure of the pressing head 431 to the key to be measured. By the arrangement of the pressure sensor 434 and the elastic piece 433, the pressure of the pressing head 431 to the key to be tested can be sensed, and whether the pressing head 431 presses the key to be tested can be further judged according to the pressure value measured by the pressure sensor 434.
Further, the maximum width of the pressing piece 43 does not exceed 32mm, and the miniaturized arrangement can avoid structural interference with the device under test.
Referring to fig. 7, the present utility model further discloses a test apparatus, including the key press testing device 10 and the test stand 9, where the test stand 9 includes a base 92 and a top seat 91 that are disposed opposite to each other, the key press testing device 10 is disposed at the bottom of the top seat 91, the base 92 is provided with a positioning device 8 for fixing a device to be tested, the positioning device 8 includes a fixing element 82 and a clamping element 81, the fixing element 82 is fixedly disposed on the base 92, the clamping element is slidably disposed on the base 92, the fixing element 82 is used for abutting one end of the device to be tested, and the sliding clamping element 81 can abut the other end of the device to be tested to fix the device to be tested on the base 92. By arranging the slidable clamping piece 81, the device to be tested with different sizes can be adapted, and the universality of the testing device can be improved.
Specifically, the device to be tested can be a notebook computer, the fixing piece can prop against one side end of the notebook computer, the clamping piece can be L-shaped, and the clamping piece can transversely move on the base to be clamped with an end angle of the other side of the notebook computer, so that the device to be tested is fixed.
After the equipment to be tested is fixed by the positioning device 8, a tester can move the pressure head mechanism 4 through the transverse moving mechanism 1, the longitudinal moving mechanism 2 and the vertical moving mechanism 3, so that the pressing piece 43 corresponds to the position of the key to be tested, the driving mechanism 49 drives the pressing piece 43 to press down, after the pressure sensor 434 senses the preset pressure, the upper computer records the pressing distance of the pressing piece 43 again, and therefore test calibration is completed, and the test can be automatically completed according to calibrated parameters in the subsequent test.
The foregoing disclosure is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. A key press measuring apparatus, comprising:
the device comprises a transverse moving mechanism, a longitudinal moving mechanism and a vertical moving mechanism, wherein the longitudinal moving mechanism is arranged on the transverse moving mechanism, the transverse moving mechanism is used for enabling the longitudinal moving mechanism to move transversely, the vertical moving mechanism is arranged on the longitudinal moving mechanism, and the longitudinal moving mechanism is used for enabling the vertical moving mechanism to move longitudinally;
the pressing head mechanism is arranged on the vertical moving mechanism and used for enabling the pressing head mechanism to move vertically, the pressing head mechanism comprises a pressing piece and a driving mechanism, and the driving mechanism is used for driving the pressing piece to move vertically so as to press or loosen a key to be detected.
2. The key press measuring device according to claim 1, wherein the lateral movement mechanism comprises a guide shaft and a moving member sleeved on the guide shaft, the moving member is connected with the longitudinal movement mechanism, the guide shaft is laterally arranged, and the moving member can move laterally along the guide shaft to drive the longitudinal movement mechanism to move laterally.
3. The key press measuring device according to claim 2, wherein the moving member comprises a linear bearing and a connecting member connected with the linear bearing, the connecting member is connected with the longitudinal moving mechanism, the linear bearing is sleeved on the guide shaft and can slide transversely along the guide shaft, a first locking member is arranged on the linear bearing, and the first locking member can be screwed into the linear bearing to fix the position of the linear bearing on the guide shaft.
4. The key press measuring device according to claim 1, wherein the longitudinal moving mechanism comprises a longitudinal moving slide rail arranged on the transverse moving mechanism and a first sliding block arranged on the longitudinal moving slide rail, the longitudinal moving slide rail is longitudinally arranged, the first sliding block is longitudinally movably arranged on the longitudinal moving slide rail, and the first sliding block is connected with the vertical moving mechanism.
5. The key press measuring device according to claim 4, wherein the longitudinal moving mechanism further comprises a second locking member, the second locking member comprises a locking slide block and a locking handle, the locking slide block is arranged on the longitudinal moving slide rail and is connected with the first slide block, the locking handle comprises a threaded portion, the locking handle rotatably penetrates through the locking slide block, the threaded portion comprises a first portion and a second portion with opposite threaded directions, limiting blocks are respectively arranged on the first portion and the second portion, the limiting blocks are located on two sides of the longitudinal moving slide rail, and when the locking handle rotates, the limiting blocks can move along the first portion and the second portion and are close to or far away from each other.
6. The key press measuring device according to claim 1, wherein the vertical moving mechanism comprises a vertical support, a vertical rack arranged on the side wall of the vertical support, and a second slider, the vertical support is connected with the vertical moving mechanism, the second slider is connected with the pressure head mechanism, a gear meshed with the vertical rack is arranged on the vertical rack, a rotatable hand wheel is arranged on the second slider, the hand wheel is coaxially connected with the gear, and rotation of the hand wheel can enable the gear to move along the vertical rack so as to drive the second slider to move vertically.
7. The key press measurement device according to claim 1, wherein the driving mechanism comprises a driving motor, a driving sliding rail and a driving sliding block, the driving motor is connected with the vertical moving mechanism, the driving sliding rail is vertically arranged on the driving motor, the driving sliding block is slidably arranged on the driving sliding rail, the driving sliding block is connected with an output end of the driving motor, the driving sliding block is connected with the pressing piece, and the driving motor drives the driving sliding block to move up and down along the driving sliding rail.
8. The key press apparatus of claim 7, wherein the driving mechanism further comprises a slot type photoelectric sensor and a sensing member provided on the driving slider, and the driving motor drives the driving slider to move so that the sensing member passes through the slot type photoelectric sensor to sense the moving position of the driving slider.
9. The key press measuring device according to claim 7, wherein the pressing member comprises a housing, a pressing head and a pressure sensor, a housing cavity is provided in the housing, the pressing head is movably provided in the housing cavity and protrudes from the housing, the pressure sensor is provided in the housing cavity, an elastic member is provided between the pressure sensor and the pressing head, and when the pressing head presses the key to be measured, the elastic member can be pressed to apply a force to the pressure sensor so that the pressure sensor senses the pressure of the pressing head to the key to be measured.
10. A test apparatus comprising a key press device as claimed in any one of claims 1 to 9, and
the test board comprises a base and a top seat which are oppositely arranged, the key pressing device is arranged at the bottom of the top seat, the base is provided with a positioning device for fixing equipment to be tested, the positioning device comprises a fixing piece and a clamping piece, the fixing piece is fixedly arranged on the base, the clamping piece is slidably arranged on the base, the fixing piece is used for propping one end of the equipment to be tested, and the clamping piece slides against the other end of the equipment to be tested so as to fix the equipment to be tested on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320528225.9U CN219574313U (en) | 2023-03-16 | 2023-03-16 | Press key testing device and testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320528225.9U CN219574313U (en) | 2023-03-16 | 2023-03-16 | Press key testing device and testing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219574313U true CN219574313U (en) | 2023-08-22 |
Family
ID=87665065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320528225.9U Active CN219574313U (en) | 2023-03-16 | 2023-03-16 | Press key testing device and testing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219574313U (en) |
-
2023
- 2023-03-16 CN CN202320528225.9U patent/CN219574313U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113985328B (en) | Rotary magnetic variation measuring device for transformer substation | |
| CN219574313U (en) | Press key testing device and testing equipment | |
| CN219015170U (en) | Size detection equipment convenient to location | |
| CN218443617U (en) | Automobile door plate sealing surface measurement test detection machine | |
| CN200958989Y (en) | Clamping head for traction meter | |
| CN112337816B (en) | Full automated inspection machine of POGO PIN | |
| CN210953385U (en) | Detection equipment for screw and nut matching precision | |
| CN111398056B (en) | Testing method for superfine coaxial cable | |
| CN219293745U (en) | Novel hold-down mechanism | |
| CN219869469U (en) | Flexibility gauge for automobile decorative strip | |
| CN219043837U (en) | Product testing clamping mechanism | |
| CN219511945U (en) | Circuit board intensity detects uses test machine | |
| CN217059706U (en) | Press device for testing medical instruments | |
| CN221148304U (en) | Clamp for cement compression resistance experiment | |
| CN217818464U (en) | Knuckle high-efficiency gauge assembly capable of detecting multiple sizes | |
| CN220854482U (en) | Automobile front cover plate strength detection device | |
| CN219265921U (en) | Resistance to compression detection device | |
| CN220552376U (en) | Automobile part detection tool | |
| CN220288590U (en) | Cross-bar distance measuring equipment | |
| CN217358974U (en) | High-low temperature endurance test box for automobile combination instrument | |
| CN220454627U (en) | Detection mechanism | |
| CN215725553U (en) | Special end face runout checking fixture | |
| CN220136249U (en) | Edge-covering assembly gauge | |
| CN219433982U (en) | Detection tool with built-in buckle structure | |
| CN219704219U (en) | Workpiece auxiliary installation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |