Wire needle jig drilling machine with suction cup structure

Abstract

The utility model discloses a wire needle jig drilling machine with a suction cup structure, and relates to the field of integrated circuit drilling equipment manufacturing. The drilling machine comprises a drilling machine body, a vacuum suction cup, a suction mechanism and a mounting mechanism, the suction mechanism is used for forming a negative pressure structure on the vacuum suction cup and pressing and fixing a workpiece, and the mounting mechanism is used for forming an extrusion structure on the vacuum suction cup and pressing the suction mechanism. A to-be-machined workpiece is placed at the position of a first air suction hole in the upper surface of a base plate, air in an inner cavity of an air suction cavity is sucked through the action of an external vacuum machine and a connecting pipe, the air flows along the first air suction hole and a second air suction hole, a negative pressure structure is formed on the upper surface of the base plate, and a to-be-machined plate is pressed downwards through atmospheric negative pressure; the plate machining stability is improved, dust is prevented from entering a crack between a drilled plate and the vacuum suction cup, the dust is prevented from abrading the surface of the plate, and the drilling precision is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of integrated circuit drilling equipment manufacturing, in particular to a suction cup structure wire needle fixture drilling machine. Background Art

[0002] In the production process of integrated circuits for electronic devices, it is usually necessary to drill holes on PCB boards and tooling boards, using a drilling machine to open holes on the boards.

[0003] The existing drilling machine uses a vacuum suction pipe to suck away the dust produced by drilling while drilling. The drilled plate is fixed to the transmission vacuum suction cup by pins. In this way, when the drill bit is lifted, the drilled plate will inevitably be slightly lifted, resulting in the dust generated during processing not being sucked away by the vacuum suction pipe in time, and entering the gap between the drilled plate and the traditional vacuum suction cup. This will cause the processed plate to be in an uneven state during the next drilling, damaging the surface of the drilled plate and affecting the drilling accuracy. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a suction cup structure wire needle fixture drilling machine, which solves the problem that the drilled plate is lifted due to lifting the drill bit, causing dust generated during processing to enter the gap between the drilled plate and the traditional vacuum suction cup, causing damage to the plate and reducing drilling accuracy.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: A suction cup structure wire needle fixture drilling machine, comprising a drilling machine body;

[0006] A vacuum suction cup, wherein the vacuum suction cup is provided on the drilling machine body;

[0007] It is characterized in that it also includes a suction mechanism, which is arranged on the vacuum suction cup and is used to form a negative pressure structure on the vacuum suction cup and press down and fix the workpiece:

[0008] The mounting mechanism is arranged on the vacuum suction cup and is used to form an extrusion structure on the vacuum suction cup and to press the suction mechanism.

[0009] Preferably, the suction mechanism includes:

[0010] A pad, the pad being arranged in the middle of the upper surface of the vacuum suction cup;

[0011] A groove is provided in the middle of the upper surface of the vacuum suction cup, and an inner cavity of the groove is slidably interlaced with the backing plate;

[0012] A rubber pad, wherein the upper surface of the rubber pad is fixedly connected to the lower surface of the pad, and the lower surface of the rubber pad is in contact with the bottom of the inner wall of the groove.

[0013] Preferably, the suction mechanism further includes:

[0014] Suction holes 1, the suction holes 1 are evenly and equidistantly arranged in the middle of the upper surface of the pad;

[0015] The second air intake hole is provided at the bottom of the inner wall of the groove, and the position of the second air intake hole corresponds to that of the first air intake hole;

[0016] A sealing ring is fixedly connected to the bottom of the inner wall of the groove, and the position of the sealing ring corresponds to the second air suction hole.

[0017] Preferably, the suction mechanism further includes:

[0018] An air suction cavity, the air suction cavity is provided on the vacuum suction cup, and the air suction cavity is connected to the inner cavity of the second air suction hole;

[0019] A connecting tube, one end of which is fixedly and interpenetratingly connected to the front surface of the vacuum suction cup, and one end of which is communicated with the suction cavity.

[0020] Preferably, the suction mechanism further includes:

[0021] A fixing ring, the fixing ring being fixedly connected to the top of the inner wall of the suction chamber, and the fixing ring being arranged in a square ring shape;

[0022] A non-woven fabric net is fixedly connected to the lower surface of the fixing ring and is arranged in the inner cavity of the suction cavity.

[0023] Preferably, the mounting mechanism includes:

[0024] A mounting block, one end of which is fixedly connected to the middle portion of one side of the outer wall of the backing plate, and the mounting block is arranged in an L shape;

[0025] The mounting groove is arranged at the top of both sides of the vacuum suction cup, and the inner cavity of the mounting groove is slidably and interlacedly connected with the mounting block.

[0026] Preferably, the mounting mechanism further comprises:

[0027] A sealing gasket, the sealing gasket being fixedly connected to the lower surface of the mounting block, the lower surface of the sealing gasket being in contact with the bottom of the inner wall of the mounting groove;

[0028] A bolt, one end of which is slidably and interpenetratingly connected with the mounting block and the sealing gasket, and one end of which is threadedly connected with the bottom of the inner wall of the mounting groove.

[0029] Preferably, a floating drill bit is provided on the drilling machine body, and a vacuum tube is fixedly connected to the front side of the floating drill bit.

[0030] The utility model discloses a suction cup structure wire needle fixture drilling machine, which has the following beneficial effects:

[0031] By placing the workpiece to be processed at the suction hole 1 on the upper surface of the pad, the gas in the inner cavity of the suction chamber is sucked by using the external vacuum machine and the connecting pipe. The gas flows along the suction hole 1 and the suction hole 2, forming a negative pressure structure on the upper surface of the pad. The atmospheric negative pressure is used to press the plate to be processed downward, thereby improving the stability of the plate processing, preventing dust from entering the gap between the drilled plate and the vacuum suction cup, preventing dust from causing wear on the plate surface, and ensuring the accuracy of drilling. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0033] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0034] Figure 2 This is a schematic diagram of the structure of the pad of the utility model;

[0035] Figure 3 This is a front cross-sectional structural diagram of the pad of the utility model;

[0036] Figure 4 For this utility model Figure 3 A schematic diagram of the enlarged structure at point A;

[0037] Figure 5 This is a front sectional structural diagram of the mounting block of the utility model.

[0038] In the figure: 1. Drilling machine body; 2. Vacuum suction cup; 3. Suction mechanism; 31. Pad; 32. Groove; 33. Rubber pad; 34. Suction hole 1; 35. Suction hole 2; 36. Sealing ring; 37. Suction cavity; 38. Connecting pipe; 39. Fixing ring; 310. Non-woven mesh; 4. Mounting mechanism; 41. Mounting block; 42. Mounting groove; 43. Sealing pad; 44. Bolt; 5. Floating drill bit; 6. Vacuum tube. DETAILED DESCRIPTION

[0039] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0040] The embodiment of the present application provides a suction cup structure wire needle fixture drilling machine, which solves the problem that the drilled plate is lifted due to lifting the drill bit, so that the dust generated during processing enters the gap between the drilled plate and the traditional vacuum suction cup, causing damage to the plate and reducing the drilling accuracy. The embodiment of the present application solves the problem that the workpiece to be processed is lifted due to lifting the drill bit, so that the dust generated during processing enters the gap between the drilled plate and the traditional vacuum suction cup, causing damage to the plate and reducing the drilling accuracy. The workpiece to be processed is placed at the position of the suction hole 1 34 on the upper surface of the pad 31, and the external vacuum machine and the connecting pipe 38 are used to attract the gas in the inner cavity of the suction chamber 37. The gas flows along the suction hole 1 34 and the suction hole 2 35, forming a negative pressure structure on the upper surface of the pad 31. The atmospheric negative pressure is used to press the plate to be processed downward, thereby improving the stability of the plate processing, preventing dust from entering the gap between the drilled plate and the vacuum suction cup, preventing dust from causing wear on the surface of the plate, and ensuring the accuracy of drilling.

[0041] In order to better understand the above technical solution, the above technical solution will be described in detail below with reference to the accompanying drawings and specific implementation methods.

[0042] The embodiment of the utility model discloses a sucker structure wire needle fixture drilling machine.

[0043] According to the attached Figure 1-5 As shown, it includes a drilling machine body 1, a vacuum suction cup 2, a suction mechanism 3 and an installation mechanism 4. The vacuum suction cup 2 is arranged on the drilling machine body 1, and the lower surface of the vacuum suction cup 2 is fixedly connected to the upper surface of the drilling machine body 1, and is used to install a pad 31. The suction mechanism 3 is arranged on the vacuum suction cup 2, and the suction mechanism 3 is used to form a negative pressure structure on the vacuum suction cup 2 and press the workpiece down and fix it. The suction mechanism 3 presses and fixes the workpiece through the negative pressure action to ensure the stability of the workpiece processing and prevent dust from entering the gap between the drilled plate and the vacuum suction cup. The installation mechanism 4 is arranged on the vacuum suction cup 2, and the installation mechanism 4 is used to form an extrusion structure on the vacuum suction cup 2 and press the suction mechanism 3. The suction mechanism 3 is conveniently replaced through the installation mechanism 4.

[0044] The suction mechanism 3 includes a pad 31, a groove 32, a rubber pad 33, an air suction hole 1 34, an air suction hole 2 35, a sealing ring 36, an air suction cavity 37, a connecting pipe 38, a fixing ring 39 and a non-woven fabric mesh 310. The pad 31 is arranged in the middle of the upper surface of the vacuum suction cup 2. The pad 31 is arranged on the vacuum suction cup 2. By placing the plate to be processed on the upper surface of the pad 31, the groove 32 is arranged in the middle of the upper surface of the vacuum suction cup 2. The inner cavity of the groove 32 is slidably connected with the pad 31. The groove 32 is used to install and accommodate the pad 31. The upper surface of the rubber pad 33 is fixedly connected to the lower surface of the pad 31. The lower surface of the rubber pad 33 fits with the bottom of the inner wall of the groove 32. The elastic effect of the rubber pad 33 is used to ensure that the pad 31 and the inner wall of the groove 32 are in contact with each other. The sealing between them ensures the stable operation of the pad 31. The suction holes 34 are evenly and equidistantly arranged in the middle of the upper surface of the pad 31. The suction holes 34 are used for the flow of gas on the pad 31. The suction holes 35 are arranged at the bottom of the inner wall of the groove 32. The suction holes 35 correspond to the positions of the suction holes 34. The aperture of the suction holes 35 is larger than that of the suction holes 34. The gas flows between the suction holes 34 and the suction holes 35 to attract the air. The sealing ring 36 is fixedly connected to the bottom of the inner wall of the groove 32. The sealing ring 36 corresponds to the position of the suction holes 35. The sealing ring 36 squeezes and deforms the rubber pad 33 to ensure the sealing of the connection between the suction holes 35 and the suction holes 34. The suction cavity 37 is arranged on the vacuum suction cup 2. The air cavity 37 is connected to the inner cavity of the second suction hole 35, and the gas between the second suction hole 35 and the first suction hole 34 is sucked through the suction cavity 37. One end of the connecting pipe 38 is fixedly connected with the front of the vacuum suction cup 1, and one end of the connecting pipe 38 is connected to the suction cavity 37. The other end of the connecting pipe 38 is connected to the external vacuum machine to suck the air at the pad 31 to form a negative pressure structure. The fixing ring 39 is fixedly connected to the top of the inner wall of the suction cavity 37. The fixing ring 39 is set in a square ring shape. The fixing ring 39 is used to install the non-woven mesh 310. The non-woven mesh 310 is fixedly connected to the lower surface of the fixing ring 39. The non-woven mesh 310 is set in the inner cavity of the suction cavity 37. The non-woven mesh 310 is set in a bag shape. Gas and dust are sucked in Hole 1 34 and suction hole 2 35 enter the inner cavity of the non-woven mesh 310, and the gas circulates through the pores of the non-woven mesh 310, and the dust remains in the non-woven mesh 310. The non-woven mesh 310 is used to block the dust generated by the processing, which is convenient for collecting and cleaning the dust generated by the processing. By placing the workpiece to be processed at the position of suction hole 1 34 on the upper surface of the pad 31, the external vacuum machine and the connecting pipe 38 are used to attract the gas in the inner cavity of the suction cavity 37, and the gas flows along the suction hole 1 34 and the suction hole 2 35, forming a negative pressure structure on the upper surface of the pad 31. The atmospheric negative pressure is used to press the plate to be processed downward, thereby improving the stability of the plate processing and preventing dust from entering the gap between the drilled plate and the vacuum suction cup.Prevent dust from causing wear on the surface of the board.

[0045] The mounting mechanism 4 includes a mounting block 41, a mounting groove 42, a sealing gasket 43 and a bolt 44. One end of the mounting block 41 is fixedly connected to the middle of one side of the outer wall of the pad 31. The mounting block 41 is arranged in an L shape. The mounting block 41 moves with the pad 31 and is used to install the pad 31. The mounting groove 42 is arranged at the top of both sides of the vacuum suction cup 2. The inner cavity of the mounting groove 42 is slidably inserted into the mounting block 41. The mounting groove 42 is used to accommodate the mounting block 41. By moving the pad 31, the pad 31 is slidably inserted into the inner cavity of the groove 32, driving the mounting block 41 to slide and insert into the inner cavity of the mounting groove 42. The sealing gasket 43 is fixedly connected to the lower surface of the mounting block 41. The lower surface of the sealing gasket 43 fits with the bottom of the inner wall of the mounting groove 42. The sealing gasket 43 is made of elastic material and can be shaped to a certain extent. The change, utilizing the elastic effect of the sealing gasket 43, the mounting block 41 and the pad 31 play a supporting role, one end of the bolt 44 is slidably and interlaced with the mounting block 41 and the sealing gasket 43, and one end of the bolt 44 is threadedly connected to the bottom of the inner wall of the mounting groove 42. The bolt 44 is used to squeeze the mounting block 41 downward. By rotating and tightening the bolt 44, the mounting block 41 is squeezed downward to fix the pad 31 on the vacuum suction cup 2, and the pad 31 is driven to squeeze the rubber pad 33 to ensure the sealing between the pad 31 and the groove 32. A floating drill bit 5 is provided on the drilling machine body 1. The floating drill bit 5 moves in the vertical direction through pneumatic floating to drill the plate. The front of the floating drill bit 5 is fixedly connected to the vacuum tube 6, which is used to be connected to the vacuum machine to clean the dust generated by the processing.

[0046] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A suction cup structure wire needle fixture drilling machine, comprising: Drilling machine body (1); A vacuum suction cup (2), wherein the vacuum suction cup (2) is arranged on the drilling machine body (1); The invention is characterized in that it further comprises a suction mechanism (3), wherein the suction mechanism (3) is arranged on the vacuum suction cup (2), and the suction mechanism (3) is used to form a negative pressure structure on the vacuum suction cup (2) and press down and fix the workpiece: A mounting mechanism (4) is provided on the vacuum suction cup (2), and the mounting mechanism (4) is used to form an extrusion structure on the vacuum suction cup (2) and to press the suction mechanism (3).

2. The suction cup structure wire needle fixture drilling machine according to claim 1, characterized in that: The suction mechanism (3) comprises: A pad (31), the pad (31) being arranged in the middle of the upper surface of the vacuum suction cup (2); A groove (32), the groove (32) being arranged in the middle of the upper surface of the vacuum suction cup (2), the inner cavity of the groove (32) being slidably interpenetratingly connected to the backing plate (31); A rubber pad (33), the upper surface of the rubber pad (33) is fixedly connected to the lower surface of the pad (31), and the lower surface of the rubber pad (33) is in contact with the bottom of the inner wall of the groove (32).

3. The suction cup structure wire needle fixture drilling machine according to claim 2, characterized in that: The suction mechanism (3) further comprises: Suction holes (34) are arranged evenly and equidistantly on the backing plate (31); A second air suction hole (35), the second air suction hole (35) is arranged at the bottom of the inner wall of the groove (32), and the position of the second air suction hole (35) corresponds to that of the first air suction hole (34); A sealing ring (36) is fixedly connected to the bottom of the inner wall of the groove (32), and the position of the sealing ring (36) corresponds to the position of the second air suction hole (35).

4. The suction cup structure wire needle fixture drilling machine according to claim 3, characterized in that: The suction mechanism (3) further comprises: An air suction cavity (37), the air suction cavity (37) is provided on the vacuum suction cup (2), and the air suction cavity (37) is communicated with the inner cavity of the second air suction hole (35); A connecting tube (38), one end of which is fixedly connected to the front surface of the vacuum suction cup (2) through insertion, and one end of which is communicated with the suction cavity (37).

5. The suction cup structure wire needle fixture drilling machine according to claim 4, characterized in that: The suction mechanism (3) further comprises: A fixing ring (39), the fixing ring (39) is fixedly connected to the top of the inner wall of the suction cavity (37), and the fixing ring (39) is arranged in a square ring shape; A non-woven fabric net (310) is fixedly connected to the lower surface of the fixing ring (39), and the non-woven fabric net (310) is arranged in the inner cavity of the suction cavity (37).

6. The suction cup structure wire needle fixture drilling machine according to claim 5, characterized in that: The mounting mechanism (4) comprises: A mounting block (41), one end of which is fixedly connected to the middle portion of one side of the outer wall of the backing plate (31), and the mounting block (41) is arranged in an L-shape; The mounting groove (42) is arranged at the top of both sides of the vacuum suction cup (2), and the inner cavity of the mounting groove (42) is connected to the mounting block (41) in a sliding manner.

7. The suction cup structure wire needle fixture drilling machine according to claim 6, characterized in that: The mounting mechanism (4) further comprises: A sealing gasket (43), wherein the sealing gasket (43) is fixedly connected to the lower surface of the mounting block (41), and the lower surface of the sealing gasket (43) is in contact with the bottom of the inner wall of the mounting groove (42); A bolt (44), one end of which is slidably connected to the mounting block (41) and the sealing gasket (43), and one end of which is threadedly connected to the bottom of the inner wall of the mounting groove (42).

8. The suction cup structure wire needle fixture drilling machine according to claim 1, characterized in that: A floating drill bit (5) is provided on the drilling machine body (1), and a vacuum tube (6) is fixedly connected to the front of the floating drill bit (5).

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