Pressing block repairing device for micro drill machining

Abstract

The utility model relates to a pressing block repairing device for micro drill machining, which comprises a pressing block coaxially and fixedly arranged on a disc, a base is arranged on the lower side of the disc, the disc is rotatably connected with the base, vertical rods are respectively fixed on two sides of the base, a transverse plate is connected onto the two vertical rods through bolts, a limiting groove is arranged on the transverse plate, a sliding block is slidably connected in the limiting groove, and the sliding block is fixedly connected with the disc. A rotatable rotating shaft is arranged in the sliding block, and a grinding wheel is fixedly installed at the bottom of the rotating shaft. The pressing block and the disc are installed, the position of the sliding block is adjusted by rotating the stud, the grinding wheel and the inner side of the pressing block are used for making contact with the contact face of the micro drill handle part, and the position between the grinding wheel and the pressing block can be adjusted conveniently; therefore, the grinding wheel can grind and repair the contact surface of the inner side of the disc and the micro drill handle part, and fan blades rotate to achieve an air draft effect, so that ground chippings can be conveniently collected through the openings in the two sides of the bottom of the collecting box.

Description

Technical Field

[0001] The utility model relates to a micro-drilling processing technology, in particular to a pressing block repairing device for micro-drilling processing. Background Art

[0002] At present, the commonly used material for PCB micro drills is cemented carbide. However, due to the high cost of cemented carbide raw materials, only the micro drill blade is made of cemented carbide, while the micro drill handle is made of steel, and then the micro drill blade and the micro drill handle are welded together.

[0003] At present, a pressing block is usually required in micro-drilling processing. The pressing block is step-shaped and has an overall arc shape. The pressing block is used to clamp the micro-drill handle on the disk assembly, which makes the contact surface between the pressing block and the micro-drill handle prone to wear, thereby causing it to be uneven. Therefore, it is usually necessary to grind and repair the contact surface between the pressing block and the micro-drill handle. The existing pressing block repairing device for micro-drilling processing is often not convenient for adjusting the position between the grinding wheel and the pressing block, and it is not convenient for collecting the grinding debris. Utility Model Content

[0004] The utility model aims to provide a micro-drilling block repair device, which is used to solve the problem that the existing micro-drilling block repair device is often inconvenient to adjust the position between the grinding wheel and the block, and is inconvenient to collect the grinding debris.

[0005] In order to solve the above problems, the utility model provides a pressure block repair device for micro drilling processing, including a pressure block coaxially fixedly installed on a disc, a base is provided on the lower side of the disc, the disc is rotatably connected to the base, vertical rods are respectively fixed on both sides of the base, and horizontal plates are connected to the two vertical rods by bolts. A limiting groove is provided on the horizontal plate, a sliding block is slidably connected in the limiting groove, a rotatable rotating shaft is provided in the sliding block, a grinding wheel is fixedly installed on the bottom of the rotating shaft, the grinding wheel can contact the inner side of the pressure block, a clearance groove is provided on the horizontal plate, a stud is threadedly connected in the clearance groove, one end of the stud is rotatably connected to the sliding block, an inverted concave collecting box is fixed on the horizontal plate, the two sides of the bottom of the collecting box are respectively located on the two sides of the grinding wheel, and a rotatable fan blade is provided in the collecting box.

[0006] The micro-drilling block repair device provided by the utility model also has the following technical features:

[0007] Furthermore, baffles are respectively fixed on both sides of the collection box.

[0008] Furthermore, an arc-shaped groove is provided on the disc, and a limiting column is fixed on the base, and the limiting column can slide in the arc-shaped groove.

[0009] Furthermore, a rotatable rotating rod is provided in the slider, the top of the rotating rod extends into the collection box and is fixedly installed with the fan blades, a first gear is coaxially fixed on the rotating shaft, a second gear is coaxially fixed on the rotating rod, and the second gear is meshed with the first gear.

[0010] Furthermore, a motor is fixedly mounted on the sliding block, and an output end of the motor is fixedly connected to the top of the rotating shaft.

[0011] Furthermore, two inclined plates are fixed on the top of the collecting box, and the two inclined plates are in an inverted eight-shaped shape. The top of the collecting box is fixedly connected with a curved pipe, and the free end of the curved pipe is threadedly connected to a frame, and a filter bag is fixedly connected to the frame.

[0012] The utility model has the following beneficial effects: by installing the pressing block and the disc, and adjusting the position of the slider by rotating the stud, the grinding wheel and the inner side of the pressing block are used to contact the contact surface of the micro-drill handle, which is convenient for adjusting the position between the grinding wheel and the pressing block; by rotating the grinding wheel and rotating the disc to make the pressing block swing, the grinding wheel can grind and repair the contact surface between the inner side of the disc and the micro-drill handle, and the rotation of the fan blades can play a role in exhausting air, so that it is convenient to collect the grinding debris through the openings on both sides of the bottom of the collection box. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an axonometric diagram of an embodiment of the utility model;

[0014] Figure 2 It is a front view cutaway diagram of an embodiment of the utility model;

[0015] Figure 3 It is a right side cutaway view of an embodiment of the utility model;

[0016] Figure 4 It is a schematic diagram of the structure of the pressing block in the embodiment of the utility model. DETAILED DESCRIPTION

[0017] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0018] like Figures 1 to 4In the embodiment of the micro-drilling processing pressure block repair device of the utility model shown, the micro-drilling processing pressure block repair device includes a pressure block 2 coaxially fixedly installed on a disc 1, a base 3 is provided on the lower side of the disc 1, the disc 1 is rotatably connected to the base 3, vertical rods 4 are fixed on both sides of the base 3, and horizontal plates 5 are connected to the two vertical rods 4 by bolts. A limiting groove is provided on the horizontal plate 5, and a slider 6 is slidably connected in the limiting groove. A rotatable shaft 7 is provided in the slider 6, and a grinding wheel 8 is fixedly installed at the bottom of the rotating shaft 7. The grinding wheel 8 can contact the inner side of the pressure block 2, and a clearance groove is provided on the horizontal plate 5. A stud 9 is threadedly connected in the clearance groove. One end of the stud 9 is rotatably connected to the slider 6, and no thread is provided at the place where the stud 9 is rotatably connected to the slider 6. A concave collecting box 10 is fixed on the horizontal plate 5, and the openings on both sides of the bottom of the collecting box 10 are respectively located on both sides of the grinding wheel 8. A rotatable fan blade 11 is provided in the collecting box 10. By installing the pressing block 2 and the disc 1, and adjusting the position of the slider 6 by rotating the stud 9, the grinding wheel 8 and the inner side of the pressing block 2 are used to contact the contact surface of the micro-drill handle, which is convenient for adjusting the position between the grinding wheel 8 and the pressing block 2. By rotating the grinding wheel 8 and rotating the disc 1 to make the pressing block 2 swing, the grinding wheel 8 can grind and repair the contact surface between the inner side of the disc 1 and the micro-drill handle, and the rotation of the fan blade 11 can play a role in exhausting air, so that it is convenient to collect the grinding debris through the openings on both sides of the bottom of the collecting box 10.

[0019] In one embodiment of the present application, preferably, baffles 12 are fixed to both sides of the collection box 10, respectively, and the baffles 12 play a role in preventing sparks from flying.

[0020] In one embodiment of the present application, preferably, an arc groove is opened on the disc 1, and a limiting column 13 is fixed on the base 3. The limiting column 13 can slide in the arc groove to limit the rotation angle of the disc 1, thereby preventing the disc 1 from rotating too much.

[0021] In one embodiment of the present application, preferably, a rotatable rotating rod 14 is provided in the slider 6, the top of the rotating rod 14 extends into the collecting box 10 and is fixedly installed with the fan blades 11, a first gear 15 is coaxially fixed on the rotating shaft 7, and a second gear 16 is coaxially fixed on the rotating rod 14, the second gear 16 is meshed with the first gear 15, and the rotation of the rotating shaft 7 can mesh with the first gear 15 through the second gear 16, thereby driving the rotating rod 14 to rotate, and then driving the fan blades 11 to rotate.

[0022] In one embodiment of the present application, preferably, a motor 17 is fixedly mounted on the slider 6 , and an output end of the motor 17 is fixedly connected to the top of the rotating shaft 7 , so that the rotating shaft 7 can be driven to rotate by starting the motor 17 .

[0023] In one embodiment of the present application, preferably, two inclined plates 18 are fixed on the top of the collecting box 10, and the two inclined plates 18 are in an inverted eight-shape. A curved pipe 19 is fixedly connected to the top of the collecting box 10, and a frame 20 is threadedly connected to the free end of the curved pipe 19. A filter bag 21 is fixedly connected to the frame 20. Through the setting of the curved pipe 19, debris can pass through the curved pipe 19 and then be filtered by the filter bag 21. The two inclined plates 18 play a guiding role.

[0024] When the utility model is in use, the pressure block 2 is installed with the disc 1, and the position of the slider 6 is adjusted by rotating the stud 9, so that the grinding wheel 8 and the inner side of the pressure block 2 are in contact with the contact surface of the micro-drill handle, and the motor 17 is started to drive the rotating shaft 7 to rotate. The rotation of the rotating shaft 7 can mesh with the first gear 15 through the second gear 16, drive the rotating rod 14 to rotate, and then drive the fan blade 11 to rotate, the rotating shaft 7 drives the grinding wheel 8 to rotate, and the disc 1 is manually rotated to make the pressure block 2 swing, so that the grinding wheel 8 can grind and repair the contact surface between the inner side of the disc 1 and the micro-drill handle, and the rotation of the fan blade 11 can play a role in exhausting air, so that it is convenient to collect the grinding debris through the openings on both sides of the bottom of the collection box 10, and the baffle 12 plays a role in preventing sparks from flying.

[0025] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A pressure block repair device for micro-drilling, comprising a pressure block (2) coaxially fixedly mounted on a disc (1), characterized in that: A base (3) is provided at the lower side of the disc (1), the disc (1) is rotatably connected to the base (3), vertical rods (4) are respectively fixed on both sides of the base (3), and horizontal plates (5) are connected to the two vertical rods (4) by bolts. A limit groove is provided on the horizontal plate (5), a slider (6) is slidably connected in the limit groove, a rotatable shaft (7) is provided in the slider (6), a grinding wheel (8) is fixedly installed at the bottom of the shaft (7), and the grinding wheel (8) can contact the inner side of the pressing block (2), a clearance groove is provided on the horizontal plate (5), a stud (9) is threadedly connected in the clearance groove, and one end of the stud (9) is rotatably connected to the slider (6), and an inverted concave collection box (10) is fixed on the horizontal plate (5), and the two sides of the bottom of the collection box (10) are respectively located on the two sides of the grinding wheel (8), and a rotatable fan blade (11) is provided in the collection box (10).

2. The micro-drilling block repair device according to claim 1, characterized in that: Baffles (12) are respectively fixed on both sides of the collection box (10).

3. The micro-drilling block repair device according to claim 1, characterized in that: The disc (1) is provided with an arc-shaped groove, and a limiting column (13) is fixed on the base (3), and the limiting column (13) can slide in the arc-shaped groove.

4. The micro-drilling block repair device according to claim 1, characterized in that: A rotatable rotating rod (14) is provided in the slider (6), the top of the rotating rod (14) extends into the collecting box (10) and is fixedly mounted on the fan blade (11), a first gear (15) is coaxially fixed on the rotating shaft (7), a second gear (16) is coaxially fixed on the rotating rod (14), and the second gear (16) is meshed with the first gear (15).

5. The micro-drilling block repair device according to claim 1, characterized in that: A motor (17) is fixedly mounted on the slider (6), and an output end of the motor (17) is fixedly connected to the top of the rotating shaft (7).

6. The micro-drilling block repair device according to claim 1, characterized in that: Two inclined plates (18) are fixed on the top of the collection box (10), and the two inclined plates (18) are in an inverted figure eight shape. A curved pipe (19) is fixedly connected to the top of the collection box (10), and a frame (20) is threadedly connected to the free end of the curved pipe (19), and a filter bag (21) is fixedly connected to the frame (20).

Images