CN210442401U - Novel high-precision planar support plate structure - Google Patents
Novel high-precision planar support plate structure Download PDFInfo
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- CN210442401U CN210442401U CN201920774681.5U CN201920774681U CN210442401U CN 210442401 U CN210442401 U CN 210442401U CN 201920774681 U CN201920774681 U CN 201920774681U CN 210442401 U CN210442401 U CN 210442401U
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- carrier plate
- support plate
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Abstract
The utility model discloses a novel high accuracy plane support plate structure aims at providing a compact structure, motion stability, repeated positioning accuracy height and compatible stronger high accuracy plane support plate structure. The utility model discloses it includes linear motion structure, vertical floating structure (1) and product support plate (2), the both ends of product support plate (2) all are provided with vertical floating structure (1), vertical floating structure (1) is including vertical motion floating plate (3), linear guide (4) and spring (5), linear guide (4) are fixed to be set up linear motion is structural, vertical motion floating plate (3) slide to be set up on linear guide (4), spring (5) set up linear motion is structural and with vertical motion floating plate (3) cooperate. The utility model discloses be applied to the technical field of PCB mainboard test.
Description
Technical Field
The utility model relates to a support plate structure, in particular to novel high accuracy plane support plate structure.
Background
Along with the development trend of miniaturization of consumer electronic products, in the field of electronic testing at present, the integration level of surface component devices of various PCB mainboards is higher and higher, and the packaging is also more and more complex, so that the distance of reserved test points of the PCB mainboards is smaller and smaller, and the requirement on the repeated motion precision of motion mechanisms of various PCB mainboard testing jigs is higher and higher during the testing of the PCB mainboards of the electronic products.
A carrier plate module of traditional PCB mainboard test equipment generally adopts a simple linear motion structure guided by a spring and a linear bearing, and the carrier plate with the structure has poor linear motion precision and is not suitable for products with smaller test point distances; the repeated positioning precision is poor; the carrier plate is easy to generate the phenomena of unbalance and stress deformation during linear motion, so that the probe is greatly abraded, and the development trend of the existing electronic technology can not be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a compact structure, motion stability, repeated positioning accuracy height and compatible stronger high accuracy plane support plate structure.
The utility model adopts the technical proposal that: the utility model discloses it includes linear motion structure, vertical floating structure and product support plate, the both ends of product support plate all are provided with vertical floating structure, vertical floating structure includes vertical motion floating plate, linear guide and spring, linear guide is fixed to be set up linear motion is structural, vertical motion floating plate slides and sets up linear guide is last, the spring sets up linear motion is structural and with vertical motion floating plate cooperatees.
Furthermore, a limiting block is arranged on the vertical movement floating plate, a positioning pin is arranged on the limiting block in a matched mode, and the limiting block is matched with the spring.
Furthermore, a carrier plate reinforcing support is arranged between the vertical floating structure and the product carrier plate, and the product carrier plate is matched with the carrier plate reinforcing support.
Further, the linear motion structure includes the diaphragm, the both ends of diaphragm all are provided with support plate installation reference board, linear guide is fixed to be set up on the support plate installation reference board, the last fixed linear sliding guide that is provided with of support plate installation reference board, the last slip of linear sliding guide is provided with the guide rail mount pad.
Further, one end of the support plate installation reference plate is provided with an air cylinder connecting block, a baffle is further arranged on the support plate installation reference plate, and two ends of the baffle are connected with the air cylinder connecting block.
Further, a groove is formed in the carrier plate installation reference plate, the spring is arranged on the groove, a protrusion is arranged on the limiting block, the protrusion is matched with the groove, and the spring is matched with the protrusion.
Furthermore, a limiting strip is further arranged on the carrier plate installation reference plate.
Further, a guide sleeve is arranged on the product carrier plate.
Further, the number of linear guide is 2, the number of stopper is 2, the recess with the number of spring with the stopper phase-match.
The utility model has the advantages that: because the utility model discloses an including linear motion structure, perpendicular floating structure and product support plate, the both ends of product support plate all are provided with perpendicular floating structure, perpendicular floating structure includes perpendicular motion floating plate, linear guide and spring, linear guide is fixed to be set up the linear motion is structural, perpendicular motion floating plate slides and sets up linear guide is last, the spring sets up the linear motion is structural and with perpendicular motion floating plate cooperatees. The following advantages are obtained in comparison with the closest prior art: the utility model replaces the traditional vertical motion design of the linear bearing by the design of the carrier plate module of the linear guide rail, has compact integral structure, stable linear motion and higher repeated positioning precision; the balance is good during movement, and the abrasion to the probe head is small; the compatibility is stronger, is applicable to the product that test point distance is less equally.
Drawings
FIG. 1 is an exploded view of the three-dimensional structure of the present invention;
fig. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of the stopper of the present invention;
fig. 4 is a partially enlarged schematic view of the explosion diagram of the present invention.
Detailed Description
As shown in fig. 1 to 4, in the present embodiment, the device comprises a linear motion structure, a vertical floating structure 1 and a product carrier plate 2, wherein the vertical floating structure 1 is arranged at both ends of the product carrier plate 2, the vertical floating structure 1 comprises a vertical motion floating plate 3, a linear guide rail 4 and a spring 5, the linear guide rail 4 is fixedly arranged on the linear motion structure, the vertical motion floating plate 3 is slidably arranged on the linear guide rail 4, and the spring 5 is arranged on the linear motion structure and is matched with the vertical motion floating plate 3. The linear motion structure and the vertical floating structure enable the product carrier plate to realize two kinds of displacement, namely the linear motion structure realizes front and back displacement, and the vertical floating structure realizes up and down displacement, so that the product carrier plate meets the displacement required by the test; the vertical floating structure achieves up-and-down mobility through the vertically installed linear guide rail and the vertical movement floating plate arranged on the linear guide rail in a sliding mode, the springs and the vertical movement floating plate are matched to utilize the supporting effect of the springs to support the vertical movement floating structure, so that the vertical movement floating structure has a floating effect, a complete vertical floating effect is formed, and design requirements are met.
In this embodiment, a limiting block 6 is arranged on the vertical movement floating plate 3, a positioning pin 7 is arranged on the limiting block 6 in a matching manner, and the limiting block 6 is matched with the spring 5. The limiting block is fixedly arranged on the vertical movement floating plate through the positioning pin, so that the position of the vertical movement floating plate is relatively fixed, and the vertical movement floating plate is matched with the spring through the limiting block, namely the vertical movement floating plate is matched with the spring.
In this embodiment, a carrier plate reinforcing bracket 8 is disposed between the vertical floating structure 1 and the product carrier plate 2, and the product carrier plate 2 is adapted to the carrier plate reinforcing bracket 8. The inner contour matched with the appearance contour of the product carrier plate is arranged on the reinforcing support, so that the product carrier plate can be embedded into the reinforcing support, and meanwhile, the acting force can not directly act on the product carrier plate, and a certain buffering effect is achieved.
In this embodiment, the linear motion structure includes diaphragm 9, the both ends of diaphragm 9 all are provided with support plate installation benchmark board 10, fixed linear sliding guide 11 that is provided with on support plate installation benchmark board 10, the last slip of linear sliding guide 11 is provided with guide rail mount pad 12, linear guide 4 is fixed to be set up on the support plate installation benchmark board 10. The linear motion structure comprises two symmetrical carrier plate mounting reference plates and a transverse plate, two ends of the transverse plate are respectively mounted in the middle of the two carrier plate mounting reference plates, a linear motion guide rail fixed on the carrier plate mounting reference plates is in sliding fit with a guide rail mounting seat, and the guide rail mounting seat can be fixedly mounted on a fixed support, so that the whole mechanism can realize the effect of linear motion; the linear guide rail is arranged on the carrier plate installation reference plate, so that the vertical motion floating plate can realize the vertical motion effect relative to the carrier plate installation reference plate.
In this embodiment, an air cylinder connecting block 13 is disposed at one end of the carrier mounting reference plate 10, a baffle plate 14 is further disposed on the carrier mounting reference plate 10, and both ends of the baffle plate 14 are connected to the air cylinder connecting block 13. Make whole mechanism when installing at a certain fixed position through the guide rail mount pad through the cylinder connecting block, can externally drive actuating cylinder and order about the mechanism action, realize the automation. The baffle plates are connected to the two cylinder connecting blocks, the baffle plates, the transverse plates and the two support plate mounting reference plates form a fixed frame, and the frame plays a role in limiting the support plate reinforcing support.
In this embodiment, a groove 15 is formed in the carrier mounting reference plate 10, the spring 5 is disposed on the groove 15, a protrusion 16 is disposed on the limiting block 6, the protrusion 16 is adapted to the groove 15, and the spring 5 is matched with the protrusion 16. The spring is arranged on the groove formed in the carrier plate mounting reference plate, so that the spring is not easily influenced by other parts when in working, and meanwhile, the spring is limited and protected in a certain position, and the limiting block is provided with the protrusion and the groove in an adaptive mode, so that the limiting block can be better matched with the spring when in working.
In this embodiment, the carrier board mounting reference board 10 is further provided with a limiting strip 17. The limiting strip is used for limiting the position of the protrusion, and the protrusion can be guaranteed to be arranged at the working position, so that the working stability of the vertical floating structure is guaranteed.
In the present embodiment, the product carrier plate 2 is provided with a guide sleeve 18. The guide sleeve is arranged to enable a product to be placed and taken out better, unnecessary collision is reduced, and the product is protected to a certain extent.
In this embodiment, the number of the linear guide rails 4 is 2, the number of the limiting blocks 6 is 2, and the grooves 15 and the springs 5 are matched with the limiting blocks 2. Linear guide's quantity is 2 and the reasonable setting that distributes can make perpendicular floating structure possess better balanced effect, makes the atress even, and the quantity of stopper, recess and spring also matches each other, and the principle is unanimous with linear guide.
The utility model discloses a working process is: the guide rail mounting seat is mounted on a support below the needle support plate pressing structure, the output end of the driving air cylinder is matched with the air cylinder connecting block, when the needle support plate pressing structure works, the driving air cylinder drives, the linear motion structure starts to move linearly, the whole structure except the guide rail mounting seat extends outwards, and when the whole product support plate extends completely and has a certain safe length, the driving air cylinder stops driving; after a product is placed on a guide sleeve of a product carrier plate, a driving cylinder is driven, and when the whole structure retracts to a processing position, the driving cylinder stops driving; the needle support plate is pressed downwards to apply pressure to the product, and the vertical floating structure is forced to move downwards and simultaneously generates relative reaction force to support the product to receive detection; after the detection is finished, the needle support plate is moved away, the vertical floating structure is reset, the driving cylinder drives the structure to extend out, the product is taken out, and the whole work is finished. The above steps are repeated to work circularly.
The utility model discloses be applied to the technical field of PCB mainboard test.
While the embodiments of the present invention have been described in terms of practical embodiments, they are not intended to limit the scope of the invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.
Claims (9)
1. The utility model provides a novel high accuracy plane support plate structure which characterized in that: it includes linear motion structure, vertical floating structure (1) and product support plate (2), the both ends of product support plate (2) all are provided with vertical floating structure (1), vertical floating structure (1) is including vertical motion floating plate (3), linear guide (4) and spring (5), linear guide (4) are fixed to be set up linear motion is structural, vertical motion floating plate (3) slide to be set up on linear guide (4), spring (5) set up linear motion is structural and with vertical motion floating plate (3) cooperate.
2. The novel high-precision planar carrier plate structure of claim 1, wherein: a limiting block (6) is arranged on the vertical movement floating plate (3), a positioning pin (7) is arranged on the limiting block (6) in a matched mode, and the limiting block (6) is matched with the spring (5).
3. The novel high-precision planar carrier plate structure of claim 1, wherein: a carrier plate reinforcing support (8) is arranged between the vertical floating structure (1) and the product carrier plate (2), and the product carrier plate (2) is matched with the carrier plate reinforcing support (8).
4. The novel high-precision planar carrier plate structure of claim 2, wherein: the linear motion structure includes diaphragm (9), the both ends of diaphragm (9) all are provided with support plate installation benchmark board (10), linear guide (4) are fixed to be set up on support plate installation benchmark board (10), fixed linear sliding guide (11) that are provided with on support plate installation benchmark board (10), the slip is provided with guide rail mount pad (12) on linear sliding guide (11).
5. The novel high-precision planar carrier plate structure of claim 4, wherein: one end of the support plate installation reference plate (10) is provided with a cylinder connecting block (13), a baffle (14) is further arranged on the support plate installation reference plate (10), and two ends of the baffle (14) are connected with the cylinder connecting block (13).
6. The novel high-precision planar carrier plate structure of claim 4, wherein: be provided with recess (15) on support plate installation benchmark board (10), spring (5) set up on recess (15), be provided with protrusion (16) on stopper (6), protrusion (16) with recess (15) looks adaptation, spring (5) with protrusion (16) cooperate.
7. The novel high-precision planar carrier plate structure of claim 4, wherein: and the carrier plate mounting reference plate (10) is also provided with a limiting strip (17).
8. The novel high-precision planar carrier plate structure of claim 1, wherein: the product carrier plate (2) is provided with a guide sleeve (18).
9. The novel high-precision planar carrier plate structure of claim 6, wherein: the number of linear guide (4) is 2, the number of stopper (6) is 2, recess (15) with the number of spring (5) with stopper (6) phase-match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920774681.5U CN210442401U (en) | 2019-05-28 | 2019-05-28 | Novel high-precision planar support plate structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920774681.5U CN210442401U (en) | 2019-05-28 | 2019-05-28 | Novel high-precision planar support plate structure |
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| CN210442401U true CN210442401U (en) | 2020-05-01 |
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| CN201920774681.5U Active CN210442401U (en) | 2019-05-28 | 2019-05-28 | Novel high-precision planar support plate structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116214450A (en) * | 2023-03-30 | 2023-06-06 | 苏州天准科技股份有限公司 | Flexible positioning carrier |
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2019
- 2019-05-28 CN CN201920774681.5U patent/CN210442401U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116214450A (en) * | 2023-03-30 | 2023-06-06 | 苏州天准科技股份有限公司 | Flexible positioning carrier |
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