CN217385732U - Display card chip testing device - Google Patents
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- CN217385732U CN217385732U CN202220652283.8U CN202220652283U CN217385732U CN 217385732 U CN217385732 U CN 217385732U CN 202220652283 U CN202220652283 U CN 202220652283U CN 217385732 U CN217385732 U CN 217385732U
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Abstract
The utility model discloses a display card chip testing arrangement contains: the device comprises a bearing rack, a test cabin, a cabin door, an air dryer, a radial positioning module, an axial positioning module and a detection module; the test cabin is arranged on the bearing rack, and the external main board is arranged in the inner cavity of the test cabin; the hatch door is hinged at the hatch of the test cabin; the sealing element is arranged on the cabin door and used for sealing the connection part of the cabin door and the test cabin; the air dryer is connected with the test cabin and used for drying air in the inner cavity of the test cabin; the radial positioning module is arranged on the inner wall of the test cabin; the axial positioning module is arranged on the radial positioning module, and the external display card chip is arranged on the axial positioning module; the detection module is arranged on the radial positioning module and the axial positioning module and is connected with an external air source and a power supply. The utility model provides a condensation problem that exists when display card chip testing arrangement carries out the low temperature detection experiment among the prior art, have the characteristics that the flexibility is strong, the simple operation nature is strong.
Description
Technical Field
The utility model relates to a display card detects technical field, in particular to display card chip testing arrangement.
Background
The display card chip testing device is mainly used by a semiconductor chip development company for experimental demonstration after chip design and sample processing are completed, and tests are performed on the high-low temperature performance of a chip. The display card chip testing device in the prior art is mostly designed in an open mode, and has the following defects:
1. the open structure can only be used for normal temperature and high temperature tests, and the problem of condensation can not be solved when the low temperature test is carried out;
2. the structure formula as an organic whole, there is the defect that the flexibility is poor, the simple operation nature is poor.
Disclosure of Invention
According to the embodiment of the utility model provides a display card chip testing arrangement is provided, contains: the device comprises a bearing rack, a test cabin, a cabin door, a sealing element, an air dryer, a radial positioning module, an axial positioning module and a detection module;
the test cabin is arranged on the bearing rack, and the external main board is arranged in the inner cavity of the test cabin;
the hatch door is hinged at the hatch of the test cabin;
the sealing element is arranged on the cabin door and used for sealing the connection part of the cabin door and the test cabin;
the air dryer is connected with the test cabin and used for drying air in the inner cavity of the test cabin;
the radial positioning module is arranged on the inner wall of the test cabin;
the axial positioning module is arranged on the radial positioning module, and the external display card chip is arranged on the axial positioning module;
the detection module is arranged on the radial positioning module and the axial positioning module and is connected with an external air source and a power supply.
Further, the radial positioning module comprises: the pair of first guide rails, the second guide rails, the pair of first sliding blocks, the second sliding blocks and the positioning assembly;
the pair of first guide rails are symmetrically arranged on the inner walls of the two sides of the test cabin;
the pair of first sliding blocks are respectively arranged on the pair of first guide rails in a sliding manner;
two ends of the second guide rail are connected with the pair of first sliding blocks;
the second sliding block is arranged on the second guide rail in a sliding mode, connected with the axial positioning module and connected with the detection module;
the positioning assembly is arranged on the pair of first sliding blocks and the second sliding blocks and used for positioning the pair of first sliding blocks and the second sliding blocks.
Further, the positioning assembly comprises: a pair of first and second hand screws;
the pair of first hand-screwed screws are respectively arranged on the pair of first sliding blocks, respectively penetrate through the pair of first sliding blocks and are connected with the pair of first guide rails, and the pair of first hand-screwed screws are used for positioning the pair of first sliding blocks;
and the second hand-screwed screw is arranged on the second sliding block, penetrates through the second sliding block and is connected with the second guide rail, and is used for positioning the second sliding block.
Further, the axial positioning module comprises: the device comprises a hand wheel, a transmission assembly, a support beam, an objective table, a fine adjustment assembly and a fixing plate;
the transmission assembly is arranged on the radial positioning module;
the hand wheel is arranged on the transmission assembly and used for driving the transmission assembly to operate;
the supporting beam is connected with the transmission component;
the object stage is arranged on the support beam and used for bearing the display card chip;
the fine adjustment assembly is arranged on the support beam;
the fixed plate is arranged on the fine adjustment assembly and connected with the detection module for bearing the detection module.
Further, the transmission assembly includes: the bearing shell, the guide groove, the worm wheel, the gear, the rack and the transmission shaft are arranged in the bearing shell;
the bearing shell is arranged on the radial positioning module;
two ends of the worm are rotatably connected with the inner wall of the bearing shell, and any end of the worm penetrates through the inner wall of the bearing shell and is connected with the hand wheel;
two ends of the transmission shaft are rotationally connected with the inner wall of the bearing shell;
the worm wheel is sleeved on the transmission shaft and meshed with the worm and used for driving the transmission shaft to rotate;
the gear is sleeved on the transmission shaft;
the guide groove is arranged on the inner wall of the bearing shell;
the rack slides and is arranged in the guide groove, the rack is meshed with the gear, and one end of the rack penetrates through the inner wall of the bearing shell to be connected with the supporting beam and is used for driving the supporting beam to lift.
Further, the fine tuning assembly comprises: the clamping support, the plurality of pillars, the plurality of fastening screws and the third hand-screwed screw;
the plurality of supporting columns are arranged on the fixing plate and inserted on the clamping bracket;
the fastening screws are arranged on the clamping bracket and used for driving the clamping bracket to clamp the supporting columns;
the third hand-screwed screw is arranged on the fixing plate and penetrates through the fixing plate to be connected with the clamping support.
Further, the detection module comprises: the device comprises a cylinder, a valve component, a buffer component and a detection head;
the valve assembly is arranged on the radial positioning module and is connected with an air source;
the air cylinder is arranged on the axial positioning module, and a pair of air inlets of the air cylinder are connected with the valve component;
the buffer component is arranged at the execution end of the air cylinder;
the detection head is arranged on the buffer assembly and is connected with the power supply.
Further, the valve assembly comprises: a manual valve and a manual valve;
the hand slide valve is arranged on the radial positioning module, and the input end of the hand slide valve is connected with an air source;
the manual valve is arranged on the radial positioning module, the input end of the manual valve is connected with the output end of the manual sliding valve, and the output end of the manual valve is connected with a pair of air inlets of the air cylinder and used for controlling the operation of the air cylinder.
Further, the buffer assembly includes: the buffer shell, the pair of limiting holes, the elastic piece, the connecting rod, the positioning hole and the positioning bolt;
the buffer shell is arranged at the execution end of the cylinder;
the pair of limiting holes are arranged on the side wall of the buffer shell in a rotational symmetry manner around the central axis of the buffer shell, and both the pair of limiting holes penetrate through the side wall of the buffer shell and are communicated with the inner cavity of the buffer shell;
the elastic piece is arranged on the inner wall of the buffer shell;
one end of the connecting rod is slidably inserted into the inner cavity of the buffer shell, one end of the connecting rod is connected with the elastic piece, and the other end of the connecting rod is connected with the detection head;
the positioning hole is arranged on the side wall of one end of the connecting rod and is a through hole, and the two ends of the positioning hole are respectively matched with the positions of the pair of limiting holes;
the positioning bolt is inserted into the pair of limiting holes, the positioning bolt is inserted into the positioning holes, and one end of the positioning bolt sequentially penetrates through any one of the limiting holes, the positioning holes and the other limiting hole to protrude out of the outer surface of the buffer shell.
According to the utility model discloses display card chip testing arrangement has solved the condensation problem that exists when display card chip testing arrangement carries out the low temperature detection experiment among the prior art, has the characteristics that the flexibility is strong, the simple operation nature is strong.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
Fig. 1 is a perspective view of a display card chip testing device according to an embodiment of the present invention;
fig. 2 is an assembly diagram of a radial positioning module, an axial positioning module, and a detection module according to an embodiment of the present invention;
fig. 3 is an assembly schematic diagram of an axial positioning module and a detection module according to an embodiment of the present invention;
fig. 4 is an assembly view of the transmission assembly according to an embodiment of the present invention (with a partial structure of the bearing housing hidden);
fig. 5 is an assembly schematic view of a fine adjustment assembly according to an embodiment of the present invention;
fig. 6 is an exploded view of a cushion assembly according to an embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the following detailed description of preferred embodiments thereof, which is to be read in connection with the accompanying drawings.
First, will combine fig. 1~6 to describe the display card chip testing arrangement according to the utility model discloses an embodiment for detect the display card, its application scene is wide.
As shown in fig. 1-6, the utility model discloses display card chip testing arrangement contains: a carrier frame 1, a test chamber 2, a hatch door 3, seals (not shown), an air dryer (not shown), a radial positioning module, an axial positioning module and a detection module.
Specifically, as shown in fig. 1 to 3, the test chamber 2 is disposed on the carrier rack 1, an external main board (not shown in the figures) is disposed in an inner cavity of the test chamber 2, and the positions of the inner wall of the test chamber 2 where the pipelines and the circuits are disposed are not sealed, so that users can conveniently dispose the circuits and the pipelines; the cabin door 3 is hinged at the hatch of the test cabin 2; the sealing element is arranged on the cabin door 3 and used for sealing the joint of the cabin door 3 and the test cabin 2, so that the effect of drying the inner cavity environment of the test cabin 2 by the air dryer is enhanced; the air dryer is connected with the test cabin 2 and used for drying air in the inner cavity of the test cabin 2, the air dryer is used for drying compressed air output by an air source through a connecting air source and inputting the dried compressed air into the test cabin 2, original air in the test cabin 2 is discharged by utilizing air pressure difference so that the dried air can be filled in the test cabin, the aim of drying the inner cavity environment of the test cabin 2 is fulfilled, and the problem of condensation existing when a display card chip test device in the prior art is used for carrying out low-temperature detection experiments is solved; the radial positioning module is arranged on the inner wall of the test chamber 2.
Further, as shown in fig. 1-2, the radial positioning module comprises: a pair of first guide rails 51, a second guide rail 52, a pair of first sliding blocks 53, a pair of second sliding blocks 54 and a positioning component; a pair of first guide rails 51 are symmetrically arranged on the inner walls of both sides of the test chamber 2; a pair of first sliders 53 slidably provided on the pair of first guide rails 51, respectively; both ends of the second guide rail 52 are connected to a pair of first sliders 53; the second sliding block 54 is arranged on the second guide rail 52 in a sliding manner, the second sliding block 54 is connected with the axial positioning module, and the second sliding block 54 is connected with the detection module; the positioning assembly is arranged on the pair of first sliding blocks 53 and the second sliding blocks 54 and used for positioning the pair of first sliding blocks 53 and the second sliding blocks 54, so that a user can conveniently position a chip of a display card (not shown in the figure) in the radial direction, and the flexibility and the operation convenience of the embodiment are enhanced.
Further, as shown in fig. 1-2, the positioning assembly comprises: a pair of first and second thumbscrews 551 and 552; the pair of first hand screws 551 are respectively arranged on the pair of first sliding blocks 53, and the pair of first hand screws 551 respectively penetrate through the pair of first sliding blocks 53 to be connected with the pair of first guide rails 51 for positioning the pair of first sliding blocks 53; second hand screw 552 sets up on second slider 54, and second hand screw 552 runs through second slider 54 and links to each other with second guide rail 52 for fix a position second slider 54, the person of facilitating the use carries out radial positioning to the display card chip, has strengthened the flexibility and the simple operation nature of this embodiment.
Specifically, as shown in fig. 1 to 3, the axial positioning module is disposed on the radial positioning module, and the external display card chip is disposed on the axial positioning module.
Further, as shown in fig. 1 to 3, the axial positioning module includes: a hand wheel 61, a transmission assembly, a support beam 62, an object stage 63, a fine adjustment assembly and a fixing plate 64; the transmission assembly is arranged on the radial positioning module; the hand wheel 61 is arranged on the transmission assembly and used for driving the transmission assembly to run; the support beam 62 is connected to the drive assembly; the object stage 63 is arranged on the support beam 62 and used for bearing the display card chip; the fine tuning assembly is arranged on the support beam 62; fixed plate 64 sets up on the fine setting subassembly, and fixed plate 64 links to each other with detection module for bear detection module, the person of facilitating the use carries out axial positioning to the display card chip, has strengthened the flexibility and the simple operation nature of this embodiment.
Further, as shown in fig. 1 to 4, the transmission assembly includes: a bearing housing 651, a guide groove (not shown), a worm 653, a worm wheel 654, a gear 655, a rack 656 and a drive shaft 657; the carrier housing 651 is disposed on the radial positioning module; two ends of the worm 653 are rotatably connected with the inner wall of the bearing shell 651, and any end of the worm 653 penetrates through the inner wall of the bearing shell 651 to be connected with the hand wheel 61; both ends of the transmission shaft 657 are rotatably connected with the inner wall of the bearing shell 651; the worm wheel 654 is sleeved on the transmission shaft 657, and the worm wheel 654 is meshed with the worm 653 and is used for driving the transmission shaft 657 to rotate; the gear 655 is sleeved on the transmission shaft 657; the guide groove is arranged on the inner wall of the bearing shell 651; the rack 656 is slidably arranged in the guide groove, the rack 656 is meshed with the gear 655, and one end of the rack 656 penetrates through the inner wall of the bearing shell 651 to be connected with the supporting beam 62 and is used for driving the supporting beam 62 to lift; this embodiment has utilized worm gear 653 driven self-locking function, and the person of facilitating the use carries out axial positioning to the display card chip, has strengthened the flexibility and the simple operation nature of this embodiment.
Further, as shown in fig. 1 to 3 and 5, the fine tuning assembly includes: a clamping bracket 661, a plurality of struts 662, a plurality of fastening screws 663, and a third hand screw 664; the plurality of supporting columns are arranged on the fixing plate 64, and are inserted into the clamping bracket 661; a plurality of fastening screws 663 are arranged on the clamping bracket 661 and are used for driving the clamping bracket 661 to clamp a plurality of pillars 662; the third hand-screwed screw 664 is arranged on the fixing plate 64, and the third hand-screwed screw 664 penetrates through the fixing plate 64 and is connected with the clamping bracket 661; when the user uses the fine setting subassembly to finely tune the position of fixed plate 64, at first, the user unscrews a plurality of fastening screw 663, makes centre gripping support 661 loosen the centre gripping to a plurality of pillar 662, then the user adjusts the position of fixed plate 64 through adjusting third hand screw 664, and the user screws a plurality of fastening screw 663 after adjusting fixed plate 64 to suitable position and makes centre gripping support 661 press from both sides tight a plurality of pillar 662, has strengthened the flexibility of this embodiment.
Specifically, as shown in fig. 1 to 3, the detection module is disposed on the radial positioning module and the axial positioning module, and the detection module is connected to an external air source and a power supply.
Further, as shown in fig. 1 to 3, the detecting module includes: a cylinder 71, a valve assembly, a buffer assembly and a detection head 72; the valve assembly is arranged on the radial positioning module and is connected with an air source; the air cylinder 71 is arranged on the axial positioning module, and a pair of air inlets of the air cylinder 71 are connected with the valve component; the buffer assembly is arranged at the execution end of the air cylinder 71; the sensing head 72 is disposed on the buffer assembly, and the sensing head 72 is connected to a power source.
Further, as shown in fig. 1 to 3, the valve assembly includes: a manual valve 731 and a manual valve 732; the hand slide valve 731 is arranged on the radial positioning module, and the input end of the hand slide valve 731 is connected with an air source; a manual valve 732 is arranged on the radial positioning module, an input end of the manual valve 732 is connected with an output end of the manual valve 731, and an output end of the manual valve 732 is connected with a pair of air inlets of the air cylinder 71, and is used for controlling the operation of the air cylinder 71.
Further, as shown in fig. 1 to 3 and 6, the buffer assembly includes: a buffer housing 741, a pair of limiting holes 7411, an elastic member 742, a connecting rod 743, a positioning hole 7431 and a positioning bolt 744; a buffer housing 741 is provided at the execution end of the cylinder 71; the pair of limiting holes 7411 are arranged on the side wall of the buffer housing 741 in a rotational symmetry manner around the central axis of the buffer housing 741, and the pair of limiting holes 7411 penetrate through the side wall of the buffer housing 741 and are communicated with the inner cavity of the buffer housing 741; the elastic member 742 is provided on an inner wall of the buffer housing 741; one end of the connecting rod 743 is slidably inserted into the inner cavity of the buffer housing 741, one end of the connecting rod 743 is connected with the elastic member 742, and the other end of the connecting rod 743 is connected with the detection head 72; the positioning hole 7431 is arranged on the side wall of one end of the connecting rod 743, the positioning hole 7431 is a through hole, and two ends of the positioning hole 7431 are respectively matched with the positions of the pair of limiting holes 7411; the positioning bolt 744 is inserted into the pair of limiting holes 7411, the positioning bolt 744 is inserted into the positioning hole 7431, one end of the positioning bolt 744 sequentially passes through any limiting hole 7411, the positioning hole 7431 and the other limiting hole 7411 to protrude out of the outer surface of the buffer housing 741, when a user controls the cylinder 71 through the manual control valve 732 to drive the buffer assembly and the detection head 72 to descend and press the main board with the video card chip, the detection head 72 receives a reaction force from the main board with the video card chip, the detection head 72 transmits the reaction force to the elastic member 742 through the connecting rod 743, so that the elastic member 742 is compressed, the connecting rod 743 slides in the inner cavity of the buffer housing 741, and the detection head 72 is prevented from being over-pressurized.
When the device is operated, a user pushes the second guide rail 52 along the guide of the pair of first guide rails 51 to enable the pair of first sliding blocks 53 to move along the guide of the pair of first guide rails 51, the user moves the second guide rail 52 to a proper position and then tightens the pair of first hand screws 551 to enable the pair of first hand screws 551 to be respectively connected with the pair of first guide rails 51 for positioning the pair of first sliding blocks 53, meanwhile, the user pushes the second sliding block 54 along the guide of the second guide rail 52 and drives the transmission assembly to operate through the driving hand wheel 61 to adjust the axial position of the objective table 63, so that the display card chip fixed on the objective table 63 is inserted on the main board arranged in the inner cavity of the test chamber 2, and the user tightens the second hand screws 552 after inserting the display card chip into the main board to position the second sliding block 54; after the user finishes positioning the second sliding block 54, the user opens the hand slide valve 731 to connect the air source to the air cylinder 71, then the user controls the execution end of the air cylinder 71 to drive the buffer assembly and the detection head 72 to press down by using the hand control valve 732 until the detection head 72 presses the main board with the display card chip tightly, and the main board with the display card chip is detected; after the detection of the detection head 72 is completed, the user controls the execution end of the cylinder 71 through the manual valve 732 to drive the buffer assembly and the detection head 72 to return to the initial position.
When a user controls the transmission assembly to operate through the hand wheel 61, the user rotates the hand wheel 61 to drive the worm 653 to rotate, the worm 653 is meshed with the worm wheel 654 to drive the worm wheel 654 to rotate, the worm wheel 654 drives the gear 655 to synchronously rotate through the transmission shaft 657, the gear 655 drives the rack 656 to slide along the guide of the guide groove through being meshed with the rack 656, and the rack 656 drives the rack 656 to move up and down, so that the display card chip fixed on the objective table 63 is driven to move up and down, and finally the purpose of adjusting the axial position of the display card chip is achieved.
When a user controls the air cylinder 71 to drive the buffer assembly and the detection head 72 to descend and press the main board provided with the graphics card chip through the manual control valve 732, the detection head 72 receives a reaction force from the main board provided with the graphics card chip, the side head transmits the reaction force to the elastic element 742 through the connecting rod 743, so that the elastic element 742 is compressed, the connecting rod 743 slides in the inner cavity of the buffer shell 741, and the detection head 72 is prevented from being over-pressurized; when the user controls the cylinder 71 to drive the buffer assembly and the detection head 72 to return to the initial position through the manual valve 732, the detection head 72 is separated from the main board with the graphics card chip, the reaction force applied to the detection head 72 disappears, and the elastic member 742 recovers to deform to drive the connecting rod 743 to return to the initial position.
Above, having described with reference to fig. 1~6 and having followed the utility model discloses a display card chip testing arrangement has solved the condensation problem that exists when display card chip testing arrangement carries out the low temperature detection experiment among the prior art, has the characteristics that the flexibility is strong, the simple operation nature is strong.
It should be noted that, in the present specification, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (9)
1. A display card chip testing device is characterized by comprising: the device comprises a bearing rack, a test cabin, a cabin door, a sealing element, an air dryer, a radial positioning module, an axial positioning module and a detection module;
the test cabin is arranged on the bearing rack, and an external main board is arranged in an inner cavity of the test cabin;
the hatch door is hinged at the hatch of the test cabin;
the sealing element is arranged on the cabin door and used for sealing the connection part of the cabin door and the test cabin;
the air dryer is connected with the test cabin and used for drying air in the inner cavity of the test cabin;
the radial positioning module is arranged on the inner wall of the test cabin;
the axial positioning module is arranged on the radial positioning module, and an external display card chip is arranged on the axial positioning module;
the detection module is arranged on the radial positioning module and the axial positioning module and is connected with an external air source and a power supply.
2. The graphics card chip testing apparatus of claim 1, wherein the radial positioning module comprises: the pair of first guide rails, the second guide rails, the pair of first sliding blocks, the second sliding blocks and the positioning assembly;
the pair of first guide rails are symmetrically arranged on the inner walls of the two sides of the test cabin;
the pair of first sliding blocks are respectively arranged on the pair of first guide rails in a sliding manner;
the two ends of the second guide rail are connected with the pair of first sliding blocks;
the second sliding block is arranged on the second guide rail in a sliding mode, the second sliding block is connected with the axial positioning module, and the second sliding block is connected with the detection module;
the positioning assembly is arranged on the pair of first sliding blocks and the second sliding blocks and used for positioning the pair of first sliding blocks and the second sliding blocks.
3. The graphics card chip testing apparatus of claim 2, wherein the positioning assembly comprises: a pair of first and second hand screws;
the pair of first hand-screwed screws are respectively arranged on the pair of first sliding blocks, and respectively penetrate through the pair of first sliding blocks to be connected with the pair of first guide rails for positioning the pair of first sliding blocks;
the second hand-screwed screw is arranged on the second sliding block, penetrates through the second sliding block and is connected with the second guide rail, and the second hand-screwed screw is used for positioning the second sliding block.
4. The graphics card chip testing device of claim 1, wherein the axial positioning module comprises: the device comprises a hand wheel, a transmission assembly, a support beam, an objective table, a fine adjustment assembly and a fixing plate;
the transmission assembly is arranged on the radial positioning module;
the hand wheel is arranged on the transmission assembly and used for driving the transmission assembly to operate;
the support beam is connected with the transmission assembly;
the object stage is arranged on the supporting beam and used for bearing the display card chip;
the fine adjustment assembly is arranged on the supporting beam;
the fixed plate is arranged on the fine adjustment assembly, and the fixed plate is connected with the detection module and used for bearing the detection module.
5. The graphics card chip testing device of claim 4, wherein the transmission assembly comprises: the bearing shell, the guide groove, the worm wheel, the gear, the rack and the transmission shaft are arranged in the bearing shell;
the bearing shell is arranged on the radial positioning module;
two ends of the worm are rotatably connected with the inner wall of the bearing shell, and any end of the worm penetrates through the inner wall of the bearing shell to be connected with the hand wheel;
the two ends of the transmission shaft are rotationally connected with the inner wall of the bearing shell;
the worm wheel is sleeved on the transmission shaft, and the worm wheel is meshed with the worm and is used for driving the transmission shaft to rotate;
the gear is sleeved on the transmission shaft;
the guide groove is arranged on the inner wall of the bearing shell;
the rack is arranged in the guide groove in a sliding mode, the rack is meshed with the gear, and one end of the rack penetrates through the inner wall of the bearing shell to be connected with the supporting beam and is used for driving the supporting beam to lift.
6. The graphics card chip testing device of claim 4, wherein the fine tuning component comprises: the clamping support, the plurality of pillars, the plurality of fastening screws and the third hand-screwed screw;
the plurality of supporting columns are arranged on the fixing plate and inserted into the clamping bracket;
the fastening screws are arranged on the clamping bracket and are used for driving the clamping bracket to clamp the supporting columns;
the third hand-screwed screw is arranged on the fixing plate and penetrates through the fixing plate to be connected with the clamping support.
7. The graphics card chip testing device of claim 1, wherein the detection module comprises: the device comprises a cylinder, a valve component, a buffer component and a detection head;
the valve assembly is arranged on the radial positioning module and is connected with the gas source;
the air cylinder is arranged on the axial positioning module, and a pair of air inlets of the air cylinder are connected with the valve assembly;
the buffer assembly is arranged at the execution end of the air cylinder;
the detection head is arranged on the buffer assembly and connected with the power supply.
8. The graphics card chip testing apparatus of claim 7, wherein the valve assembly comprises: a manual valve and a manual valve;
the hand slide valve is arranged on the radial positioning module, and the input end of the hand slide valve is connected with the air source;
the manual valve is arranged on the radial positioning module, the input end of the manual valve is connected with the output end of the manual sliding valve, and the output end of the manual valve is connected with the pair of air inlets of the air cylinder and used for controlling the air cylinder to operate.
9. The graphics card chip testing apparatus of claim 7, wherein the buffering assembly comprises: the buffer shell, the pair of limiting holes, the elastic piece, the connecting rod, the positioning hole and the positioning bolt;
the buffer shell is arranged at the execution end of the air cylinder;
the pair of limiting holes are arranged on the side wall of the buffer shell in a rotational symmetry manner around the central axis of the buffer shell, and both the pair of limiting holes penetrate through the side wall of the buffer shell and are communicated with the inner cavity of the buffer shell;
the elastic piece is arranged on the inner wall of the buffer shell;
one end of the connecting rod is slidably inserted into the inner cavity of the buffer shell, one end of the connecting rod is connected with the elastic piece, and the other end of the connecting rod is connected with the detection head;
the positioning hole is arranged on the side wall of one end of the connecting rod, the positioning hole is a through hole, and two ends of the positioning hole are respectively matched with the positions of the pair of limiting holes;
the positioning bolt is inserted into the pair of limiting holes, the positioning bolt is inserted into the positioning holes, and one end of the positioning bolt sequentially penetrates through any one limiting hole, the positioning hole and the other limiting hole to protrude out of the outer surface of the buffer shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220652283.8U CN217385732U (en) | 2022-03-24 | 2022-03-24 | Display card chip testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220652283.8U CN217385732U (en) | 2022-03-24 | 2022-03-24 | Display card chip testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217385732U true CN217385732U (en) | 2022-09-06 |
Family
ID=83106193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220652283.8U Active CN217385732U (en) | 2022-03-24 | 2022-03-24 | Display card chip testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217385732U (en) |
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2022
- 2022-03-24 CN CN202220652283.8U patent/CN217385732U/en active Active
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