CN220029699U

CN220029699U - Origin positioning device of grinding needle grinding machine

Info

Publication number: CN220029699U
Application number: CN202320990668.XU
Authority: CN
Inventors: 詹云富; 柯鸣华; 黄佐绶
Original assignee: Wangsi Technology Suzhou Co ltd
Current assignee: Wangsi Technology Suzhou Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-11-17
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses an origin positioning device of a grinding needle grinding machine, which comprises a box body, wherein a grinding chamber is formed in the box body, a grinding machine is arranged at the lower end of the interior of the grinding chamber, a placing plate is arranged at the upper end of the grinding machine, a plurality of probes are arranged at the upper end of the placing plate, a telescopic mechanism is arranged at the upper end of the interior of the grinding chamber, a grinding mechanism is arranged at the output end of the telescopic mechanism, a grinding needle plate is arranged at the output end of the grinding mechanism, the origin positioning device further comprises a conductive box which is arranged at one side of the interior of the grinding chamber, a storage battery is arranged at the lower end of the interior of the conductive box, an LED lamp is arranged at one side of the upper end of the conductive box, and conductive blocks are arranged at one side of the lower end of the LED lamp and one side of the upper end of the storage battery. The original point positioning device of the grinding needle grinding machine table is realized without manual visual observation, reduces the working intensity, increases the accuracy and is convenient to use.

Description

Origin positioning device of grinding needle grinding machine

Technical Field

The utility model relates to the technical field of probes, in particular to an origin positioning device of a grinding machine table of a grinding needle.

Background

The probe card is a test interface for connecting a tester and a chip, and is used for testing chip parameters through transmission signals, when an integrated circuit or the chip is processed, a tested object is arranged on a probe station, then a probe on the probe card is used for directly contacting with a welding pad or a convex block on the chip, so that detection is carried out, and in the process of processing the probe card, the probe tip subjected to initial processing is sharp, and when the probe tip is contacted with a semiconductor wafer for installation, the problems of poor virtual connection or poor contact and the like are easily caused, so that the probe tip is required to be ground down, and the contact area of the probe tip and the semiconductor wafer is increased.

However, in the prior art, when the initial origin of the sand sheet on the pin and the grinding needle plate is determined during the pin grinding, the manual operation error is large, the product consistency is not high, and the daily use is not facilitated, so that the existing requirements are not met, and the origin positioning device of the grinding needle grinding machine is provided.

Disclosure of Invention

The utility model aims to provide an origin positioning device of a grinding machine for grinding needles, which solves the problem that the grinding machine provided in the background art is troublesome to determine the initial origins of the pins and the sand sheets on a grinding needle plate.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the original point positioning device of the grinding needle grinding machine comprises a box body, wherein a grinding chamber is formed in the box body, a grinding machine is arranged at the lower end of the interior of the grinding chamber, a placing plate is arranged at the upper end of the grinding machine, a plurality of probes are arranged at the upper end of the placing plate, a telescopic mechanism is arranged at the upper end of the interior of the grinding chamber, a grinding mechanism is arranged at the output end of the telescopic mechanism, and a grinding needle plate is arranged at the output end of the grinding mechanism;

the grinding device comprises a grinding chamber, and is characterized by further comprising a conductive box, wherein the conductive box is arranged on one side of the interior of the grinding chamber, a storage battery is arranged at the lower end of the interior of the conductive box, an LED lamp is arranged on one side of the upper end of the conductive box, conductive blocks are arranged on one side of the lower end of the LED lamp and one side of the upper end of the storage battery, a first conductive sheet is arranged in the placing plate, and one end of the first conductive sheet is connected with the LED lamp through a wire;

still include the transmission chamber, it is seted up the inside upper end of conductive box, the inside upper end rotation of transmission chamber is provided with the threaded rod, the outside threaded connection of threaded rod has the movable block, one side adhesion of threaded rod is fixed with the rubber pole.

Preferably, a socket is arranged on one side of the grinding needle plate, a plug is arranged in the socket and connected with the storage battery through a wire, a second conducting strip is arranged at the middle position of the lower end of the grinding needle plate, and the second conducting strip is connected with the socket through a wire.

Preferably, a limiting rod is welded at the lower end of the inside of the transmission cavity, the limiting rod penetrates through the moving block, and the limiting rod is in sliding fit with the moving block.

Preferably, the inside of grinding machine platform is provided with dust absorption fan, the storage chamber has been seted up to the below of electrically conductive box, the both sides of grinding machine platform upper end are provided with the dust absorption cover, all be connected through the gas-supply pipe between dust absorption fan and storage chamber and the dust absorption cover.

Preferably, a servo motor is arranged on one side of the transmission cavity, and the output end of the servo motor is in transmission connection with the threaded rod through a coupler.

Preferably, a third conductive sheet is adhered and fixed on one side of the rubber rod.

Preferably, a box door is movably arranged on one side of the front end of the box body, and a transparent glass window is arranged at the front end of the box door.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the conductive box is arranged on one side of the interior of the grinding chamber, when the initial origin is determined, the grinding needle plate is moved downwards only by starting the telescopic mechanism, the second conductive sheet at the middle position of the lower end of the grinding needle plate can be contacted with the probe, whether the probe is electrified can be determined by observing whether the LED lamp is lightened, so that whether the probe reaches the origin of the grinding needle is detected, the contact origin can be obtained by adding the thickness of the abrasive paper sheet during actual grinding, the manual visual observation mode is not needed, the working intensity is reduced, the accuracy is improved, and the use is convenient.

2. According to the utility model, the transmission cavity is formed in the upper end of the inside of the conductive box, when the initial origin is determined, the servo motor is not started, and the moving block cannot drive the rubber rod to enable the third conductive sheet to move between the two conductive blocks, so that the danger of electric shock can be avoided, the storage battery can be connected with the LED lamp only by starting the servo motor after the box door is closed when the LED lamp is used, and the safety of a user can be ensured.

3. According to the utility model, the dust suction covers are arranged on the two sides of the upper end of the grinding machine table, dust is generated when the probe is ground, and the dust can be dissipated if the box door is directly opened, so that the working environment is polluted.

Drawings

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is a front view of the internal structure of the present utility model;

FIG. 3 is a schematic top view of the internal structure of the present utility model;

FIG. 4 is an enlarged view of a portion of the area A of FIG. 2 in accordance with the present utility model;

fig. 5 is a partial enlarged view of the area B of fig. 2 in accordance with the present utility model.

In the figure: 1. a case; 2. a door; 3. a transparent glazing; 4. a grinding chamber; 5. a grinder station; 6. placing a plate; 7. a probe; 8. a first conductive sheet; 9. a telescoping mechanism; 10. a grinding mechanism; 11. grinding the needle plate; 12. a second conductive sheet; 13. a socket; 14. a plug; 15. a conductive box; 16. an LED lamp; 17. a storage battery; 18. a transmission cavity; 19. a threaded rod; 20. a limit rod; 21. a moving block; 22. a rubber rod; 23. a third conductive sheet; 24. a conductive block; 25. a servo motor; 26. a storage chamber; 27. a dust collection fan; 28. a dust hood; 29. and a gas pipe.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the original point positioning device of the grinding needle grinding machine comprises a box body 1, wherein a grinding chamber 4 is formed in the box body 1, a grinding machine 5 is arranged at the lower end of the interior of the grinding chamber 4, a placing plate 6 is arranged at the upper end of the grinding machine 5, a plurality of probes 7 are arranged at the upper end of the placing plate 6, a telescopic mechanism 9 is arranged at the upper end of the interior of the grinding chamber 4, a grinding mechanism 10 is arranged at the output end of the telescopic mechanism 9, and a grinding needle plate 11 is arranged at the output end of the grinding mechanism 10;

the grinding device further comprises a conductive box 15 which is arranged on one side in the grinding chamber 4, a storage battery 17 is arranged at the lower end of the inner part of the conductive box 15, an LED lamp 16 is arranged on one side of the upper end of the conductive box 15, conductive blocks 24 are arranged on one side of the lower end of the LED lamp 16 and one side of the upper end of the storage battery 17, a first conductive sheet 8 is arranged in the placing plate 6, and one end of the first conductive sheet 8 is connected with the LED lamp 16 through a wire;

the electric conduction box further comprises a transmission cavity 18 which is arranged at the upper end inside the electric conduction box 15, a threaded rod 19 is rotatably arranged at the upper end inside the transmission cavity 18, a moving block 21 is connected to the outer thread of the threaded rod 19, and a rubber rod 22 is fixedly adhered to one side of the threaded rod 19.

When the polishing needle is used, the servo motor 25 is started to drive the threaded rod 19 to synchronously rotate the moving block 21, the moving block 21 rotates to be limited by the axial direction of the limiting rod 20, the moving block 21 can drive the rubber rod 22 to enable the third conducting plate 23 to be clamped between the two conducting blocks 24, the conducting blocks 24 are communicated and conducting, the telescopic mechanism 9 is started at the moment to enable the polishing needle plate 11 to move downwards, the second conducting plate 12 at the lower end of the polishing needle plate 11 can be in contact with the probe 7, so that the first conducting plate, the second conducting plate 12, the storage battery 17 and the LED lamp 16 are in conductive communication, a user can detect whether the origin of the polishing needle is reached only by observing whether the LED lamp 16 is on through the transparent glass window 3, and the contact origin can be obtained by adding the thickness of a sand paper sheet during actual polishing.

Referring to fig. 5, a socket 13 is disposed at one side of the grinding needle plate 11, a plug 14 is disposed in the socket 13, the plug 14 is connected with a storage battery 17 through a wire, a second conductive sheet 12 is disposed at a middle position of a lower end of the grinding needle plate 11, the second conductive sheet 12 is connected with the socket 13 through a wire, and the connection between the socket 13 and the plug 14 can be conveniently removed, so that the influence on the grinding of the subsequent grinding needle plate 11 is avoided;

referring to fig. 4, a limiting rod 20 is welded at the lower end inside the transmission cavity 18, the limiting rod 20 penetrates through the moving block 21, the limiting rod 20 is in sliding fit with the moving block 21, and the limiting rod 20 can axially limit the moving block 21, so that the rotation of the moving block 21 can be converted into horizontal linear movement;

referring to fig. 2 and 3, a dust suction fan 27 is arranged in the grinder platform 5, a storage cavity 26 is arranged below the conductive box 15, dust suction hoods 28 are arranged on two sides of the upper end of the grinder platform 5, the dust suction fan 27 is connected with the storage cavity 26 and the dust suction hoods 28 through air pipes 29, and the dust suction fan 27 and the dust suction hoods 28 cooperate to adsorb ground dust and avoid dust dissipation;

referring to fig. 4, a servo motor 25 is disposed at one side of the transmission cavity 18, and an output end of the servo motor 25 is in transmission connection with the threaded rod 19 through a coupling, and the servo motor 25 provides power for rotation of the threaded rod 19;

referring to fig. 4, a third conductive sheet 23 is adhered and fixed on one side of the rubber rod 22, and the movement of the third conductive sheet 23 can prevent the circuit from being connected when not in use, so as to avoid electric shock;

referring to fig. 1 and 3, a box door 2 is movably mounted on one side of the front end of the box body 1, a transparent glass window 3 is disposed at the front end of the box door 2, and a user can conveniently observe whether the LED lamp is on or not through the transparent glass window 3.

Working principle: when in use, the box door 2 is opened, the probe 7 is placed in the placing plate 6, the servo motor 25 is started after the box door 2 is closed, the threaded rod 19 can synchronously rotate under the transmission of the coupler, the threaded rod 19 can drive the movable block 21 to synchronously rotate, because one end of the movable block 21 is in sliding fit with the limiting rod 20, the rotation of the movable block 21 can be axially limited, the rotation of the movable block 21 can be converted into horizontal linear movement, the rubber rod 22 can be driven by the movable block 21 to move towards the direction of the conductive block 24, the rubber rod 22 can drive the third conductive sheet 23 to be clamped between the two conductive blocks 24, the conductive block 24 can be communicated and conductive, at the moment, the telescopic mechanism 9 is started, the grinding needle plate 11 can be downwards moved, at the moment, the second conductive sheet 12 at the middle position of the lower end of the grinding needle plate 11 can be contacted with the probe 7, at the moment, the first conductive sheet 12, the second conductive sheet 12, the storage battery 17 and the LED lamp 16 can be in conductive communication, so that the LED lamp 16 can emit light, a user can detect whether the origin of the grinding needle is reached or not by observing whether the LED lamp 16 is lighted through the transparent glass window 3, the contact origin can be obtained by adding the thickness of the sand paper sheet during actual grinding, the servo motor 25 is started to move the third conductive sheet 23 after the initial origin is detected, the two conductive blocks 24 are disconnected, the box door 2 is opened to pull out the plug 14 from the socket 13, the sand paper sheet is added at the lower end of the grinding needle plate 11, the grinding mechanism 10 is started to start grinding, the dust suction fan 27 is started during grinding, thereby realizing suction force generated by the dust suction hood 28, adsorbing dust generated by grinding, and enabling the dust to enter the storage cavity 26 for storage through the gas pipe 29, thereby reducing the dissipation of the dust and facilitating the subsequent centralized processing, convenient to use.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Grind needle and grind quick-witted platform origin positioner, including box (1), grinding chamber (4) have been seted up to the inside of box (1), the inside lower extreme of grinding chamber (4) is provided with grinds quick-witted platform (5), the upper end of grinding quick-witted platform (5) is provided with places board (6), the upper end of placing board (6) is provided with a plurality of probe (7), the inside upper end of grinding chamber (4) is provided with telescopic machanism (9), grinding machanism (10) are installed to the output of telescopic machanism (9), the output of grinding machanism (10) is provided with grinds faller (11), its characterized in that:

the grinding device comprises a grinding chamber (4), and is characterized by further comprising a conductive box (15), wherein the conductive box is arranged on one side of the interior of the grinding chamber (4), a storage battery (17) is arranged at the lower end of the interior of the conductive box (15), an LED lamp (16) is arranged on one side of the upper end of the conductive box (15), conductive blocks (24) are arranged on one side of the lower end of the LED lamp (16) and one side of the upper end of the storage battery (17), a first conductive sheet (8) is arranged in the placing plate (6), and one end of the first conductive sheet (8) is connected with the LED lamp (16) through a wire;

still include transmission chamber (18), it is seted up the inside upper end of electrically conductive box (15), the inside upper end rotation of transmission chamber (18) is provided with threaded rod (19), the outside threaded connection of threaded rod (19) has movable block (21), one side adhesion of threaded rod (19) is fixed with rubber pole (22).

2. The origin positioning device of a pin grinding machine according to claim 1, wherein: one side of lapping needle board (11) is provided with socket (13), the inside of socket (13) is provided with plug (14), and plug (14) are connected through the wire with battery (17), the intermediate position department of lapping needle board (11) lower extreme is provided with second conducting strip (12), and second conducting strip (12) are connected through the wire with socket (13).

3. The origin positioning device of a pin grinding machine according to claim 1, wherein: the lower end of the inside of the transmission cavity (18) is welded with a limiting rod (20), the limiting rod (20) penetrates through the moving block (21), and the limiting rod (20) is in sliding fit with the moving block (21).

4. The origin positioning device of a pin grinding machine according to claim 1, wherein: the inside of grinding machine platform (5) is provided with dust absorption fan (27), storage chamber (26) have been seted up to the below of electrically conductive box (15), the both sides of grinding machine platform (5) upper end are provided with dust absorption cover (28), all be connected through gas-supply pipe (29) between dust absorption fan (27) and storage chamber (26) and dust absorption cover (28).

5. The origin positioning device of a pin grinding machine according to claim 1, wherein: one side of the transmission cavity (18) is provided with a servo motor (25), and the output end of the servo motor (25) is in transmission connection with the threaded rod (19) through a coupler.

6. The origin positioning device of a pin grinding machine according to claim 1, wherein: a third conducting strip (23) is adhered and fixed on one side of the rubber rod (22).

7. The origin positioning device of a pin grinding machine according to claim 1, wherein: one side of the front end of the box body (1) is movably provided with a box door (2), and the front end of the box door (2) is provided with a transparent glass window (3).