CN117817004A - Automobile part drilling equipment - Google Patents

Abstract

The present invention discloses an automobile parts drilling device, which relates to the technical field of electrical accessories, and comprises: a base, the bottom of the base is fixedly connected with a leg, the top of the base is fixedly connected with a cooling box, the top of the cooling box is fixedly connected with a protective frame, the top of the base is fixedly connected with a support rod, the top of the support rod is fixedly connected with a top plate, and four support rods are arranged on the top of the base, and the top plate is supported and fixed by the support rods. After placing the electrical accessories into the interior of the protective frame, the present invention starts the electric push rod to push the motor to move downward, energizes the motor, and the motor drives the drill bit to rotate to drill the electrical accessories. The electrical accessories are placed inside the protective frame to avoid the waste generated during drilling from splashing everywhere, thereby making it inconvenient to clean the waste. A round hole is opened on the top of the cooling box to facilitate the waste to enter the interior of the cooling box through the round hole for filtration.

Description

Automobile parts drilling equipment

Technical Field

The invention relates to the technical field of drilling equipment, and in particular to an automobile parts drilling equipment.

Background technique

During the processing of automobile flywheels, it is necessary to drill holes in the flywheels. During the drilling process, some of the debris generated by drilling will splash outward, causing the debris to fall everywhere, which not only affects the processing of the flywheel, but also pollutes the operation workshop, causing the workshop environment to deteriorate;

When drilling holes in existing automobile parts, they need to be clamped and fixed by a fixing device to avoid instability of the automobile parts during drilling. At present, the operation of the fixing device for automobile parts is relatively troublesome, and the fixing device needs to be frequently adjusted during loading and unloading, which is very laborious. Therefore, we propose an automobile parts drilling equipment.

Summary of the invention

In order to solve the above technical problems, the present invention provides an automobile parts drilling device, comprising:

A base, the bottom of the base is fixedly connected with a leg, the top of the base is fixedly connected with a cooling box, the top of the cooling box is fixedly connected with a protective frame, the top of the base is fixedly connected with a support rod, the top of the support rod is fixedly connected with a top plate, four support rods are arranged on the top of the base, the top plate is supported and fixed by the support rods, the electric push rod is fixedly connected to the bottom of the top plate, so that the support rods are used to increase the stability of the electric push rod during extension and retraction, a disc is arranged at the bottom of the electric push rod, the motor is fixed by the disc, and a cooling mechanism is arranged above the base;

The bottom of the top plate is fixedly connected with an electric push rod, the bottom of the electric push rod is fixedly connected with a disc, the bottom of the disc is fixedly connected with a motor, and the output end of the motor is fixedly connected with a drill bit;

A supporting mechanism is arranged inside the protection frame, a round hole is opened on the top of the cooling box, a filtering mechanism is arranged inside the round hole, and a clamping mechanism is arranged above the base.

Furthermore, the number of the support rods is four, and the four support rods are distributed at the four corners of the top of the base, and the protective frame is set to be rectangular.

Further, the supporting mechanism includes a circular threaded plate, a slider, a bent plate, a concave hole skateboard, a rubber block, a pre-fixing mechanism and a threaded plate, the concave hole skateboard is fixedly connected to the top of the cooling box, the inner wall of the slider contacts the surface of the concave hole skateboard, the threaded plate is fixedly connected to the bottom of the slider, three concave hole skateboards are arranged on the top of the cooling box, the concave hole skateboards are distributed inside the protective frame, two Luvorn plates are arranged at the bottom of the slider, the threaded plate and the circular threaded plate are meshed with each other, the circular threaded plate passes through the concave hole skateboard and extends to the outer end of the concave hole skateboard, the bent plate is fixedly connected to the surface of the slider, and the end of the bent plate away from the slider is fixedly connected to the rubber block;

A pre-fixing mechanism is arranged on the top of the cooling box, and the number of the concave hole slide plates is three.

Furthermore, the annular threaded plate is slidably connected to the inner wall of the concave hole slide plate, the top of the annular threaded plate is threadedly connected to the bottom of the threaded plate, and the sliding block is slidably connected to the surface of the concave hole slide plate.

Further, the pre-fixing mechanism includes a cylindrical rod, a circular ring block, a top cover, a pressing sheet, a cylindrical rubber block and a fixing rod, the cylindrical rod is fixedly connected to the top of the cooling box, the inner wall of the circular ring block contacts the surface of the cylindrical rod, the cylindrical rubber block is fixedly connected to the circular ring block through the fixing rod, two cylindrical rods are arranged inside the protective frame, the two cylindrical rods are arranged at both ends inside the protective frame, the electrical accessories are pre-clamped by the structure on the surface of the cylindrical rod, the top cover is rotatably connected to the top of the cylindrical rod through a bearing, and the fixing rod is fixedly connected to the top cover through the pressing sheet;

The annular block is slidably connected to the surface of a cylindrical rod, and the number of the cylindrical rods is two.

Furthermore, the bottom of the cylindrical rubber block contacts the top of the rubber block, the pressing sheet is elastic, and the cylindrical rod is arranged at the outer ring of the circular threaded plate.

The cam is connected with the pressure plate through the movable rod, and the top of the contact block is fixedly connected with the pressure plate through the movable rod, and the movable rod is fixedly connected with the pressure plate through the movable rod.

The connecting rod is fixedly connected to the cooling box via an elastic rod.

Furthermore, the meshing slider is slidably connected to the surface of the groove slide, the pressure plate is arranged above the rubber block, and the inner wall of the sliding hole block is slidably connected to the surface of the slide rod.

Further, the cooling mechanism includes a water pump, a telescopic pipe, a nozzle, a linkage rod, a filter, a concave hole frame, an arc block and an elastic extrusion sheet, the concave hole frame is fixedly connected to the top of the inner wall of the cooling box, the water pump is fixedly connected to the top of the base, the bottom of the telescopic pipe is connected to the top of the water pump, the nozzle is connected to the top of the telescopic pipe, the nozzle is fixedly connected to the surface of the disc through the linkage rod, the top of the filter is fixedly connected with an arc block, and the ends of the arc blocks close to each other are fixedly connected to the end of the elastic extrusion sheet;

The bottom of the nozzle is inclined toward one end of the drill bit, and the water pump is communicated with the interior of the cooling box.

Furthermore, the top of the arc block contacts the top of the inner wall of the cooling box, the recessed hole frame is connected to the inside of the protective frame through the circular hole, and the filter screen contacts the inner wall of the recessed hole frame.

The present invention has the beneficial effects:

After the present invention places the electrical accessories into the interior of the protective frame, the electric push rod is started to push the motor to move downward, the motor is energized, and the motor drives the drill bit to rotate to drill holes in the electrical accessories. The electrical accessories are placed inside the protective frame to avoid waste generated during drilling from splashing everywhere, thereby causing inconvenience in cleaning the waste. A round hole is opened on the top of the cooling box to facilitate the waste to enter the interior of the cooling box through the round hole for filtration.

When the present invention needs to adjust the bent plate, the circular threaded plate is pushed to rotate inside the concave hole slide plate, and the threaded plate pushes the slider to slide on the surface of the concave hole slide plate by engaging with the circular threaded plate. The three sliders push the bent plates to move in the same direction. When the three bent plates are close to each other, it is convenient to support smaller electrical accessories. When the three bent plates move away from each other through the slider, it is convenient to support larger electrical accessories through the bent plates, thereby increasing practicality. Rubber blocks are arranged on the end surface of the bent plate to improve the stability of the bent plate when supporting the electrical accessories.

After the present invention places the electrical accessories on the top of the rubber block, the fixing rod is twisted by the circular ring block to move to the top of the rubber block. When the fixing rod moves, the pressing sheet follows the fixing rod through the top cover. When the pressing sheet squeezes the fixing rod and moves downward, it squeezes the top of the electrical accessories through the cylindrical rubber block, so as to pre-clamp the electrical accessories, thereby preventing the electrical accessories from being displaced when the electric push rod pushes the drill bit to move downward, thereby causing the position of the drill bit to deviate.

When the pressure plate of the present invention moves downward through the electric push rod, the pressure rod pushes the sliding hole block to slide on the surface of the sliding rod, thereby increasing the stability of the motor during rotation; the elastic rod pushes the connecting rod to move downward through the downward movement of the sliding hole block; the engaging slider pushes the movable rod to slide on the surface of the groove slide through the connecting rod; the contact block squeezes the surface of the electrical accessories through the pressure plate, thereby increasing the stability of the electrical accessories during drilling; the pressure plate and the engaging slider are slidably connected, which is convenient for taking materials and installing electrical accessories by pushing the pressure plate to expand to both ends through the movable rod.

After the water pump is started, the water pump draws coolant in the cooling box into the telescopic tube, and the coolant flushes the surface of the drill bit through the nozzle to avoid excessive heat when the drill bit drills holes in electrical accessories. Waste generated during drilling is flushed by the coolant into the filter screen for storage, and the coolant enters the cooling box through the filter screen for circulation.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic diagram of the overall structure of the present invention;

FIG2 is a schematic diagram of the overall structure of the electric push rod of the present invention;

FIG3 is a schematic diagram of a front cross-sectional structure of a protective frame according to the present invention;

FIG4 is a schematic diagram of the overall structure of the concave hole slide plate of the present invention;

FIG5 is an enlarged schematic diagram of part A in FIG4 of the present invention;

FIG6 is a schematic diagram of the overall structure of the groove slide of the present invention;

FIG7 is a schematic diagram of the overall structure of the telescopic tube of the present invention;

FIG. 8 is an enlarged schematic diagram of portion B in FIG. 7 of the present invention.

1. Base; 2. Cooling box; 3. Legs; 4. Cooling mechanism; 5. Support rod; 6. Top plate; 7. Protective frame; 8. Electric push rod; 9. Disc; 10. Motor; 11. Drill bit; 12. Filter mechanism; 13. Support mechanism; 14. Round hole; 15. Clamping mechanism; 20. Circular threaded plate; 21. Slider; 22. Bend plate; 23. Concave hole slide plate; 24. Rubber block; 25. Pre-fixing mechanism; 26. Threaded plate; 30. Cylindrical rod; 31. Circular ring block; 32. Top cover; 33, pressing piece; 34, cylindrical rubber block; 35, fixing rod; 40, pressing plate; 41, pressing rod; 42, sliding hole block; 43, sliding rod; 44, connecting rod; 45, groove slide; 46, meshing slider; 47, reset spring; 48, contact block; 49, pressure plate; 50, movable rod; 51, elastic rod; 60, water pump; 61, telescopic tube; 62, nozzle; 63, connecting rod; 64, filter; 65, concave hole frame; 66, arc block; 67, elastic extrusion sheet.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described in order to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Example 1

Please refer to Figures 1 to 6, the present invention is an automobile parts drilling device, comprising:

A base 1, the bottom of the base 1 is fixedly connected with a leg 3, the top of the base 1 is fixedly connected with a cooling box 2, the top of the cooling box 2 is fixedly connected with a protective frame 7, the top of the base 1 is fixedly connected with a support rod 5, the top of the support rod 5 is fixedly connected with a top plate 6, and a cooling mechanism 4 is arranged above the base 1;

The bottom of the top plate 6 is fixedly connected with an electric push rod 8, the bottom of the electric push rod 8 is fixedly connected with a disc 9, the bottom of the disc 9 is fixedly connected with a motor 10, and the output end of the motor 10 is fixedly connected with a drill bit 11;

A supporting mechanism 13 is provided inside the protective frame 7, a circular hole 14 is provided on the top of the cooling box 2, a filtering mechanism 12 is provided inside the circular hole 14, and a clamping mechanism 15 is provided above the base 1. After the electrical accessories are placed inside the protective frame 7, the electric push rod 8 is started to push the motor 10 to move downward, the motor 10 is powered on, and the motor 10 drives the drill bit 11 to rotate to drill holes in the electrical accessories. The electrical accessories are placed inside the protective frame 7 to avoid waste generated during drilling from splashing everywhere, thereby making it inconvenient to clean the waste. A circular hole 14 is provided on the top of the cooling box 2 to facilitate the waste to pass through the circular hole 14 into the cooling box 2 for filtration.

There are four support rods 5 , which are distributed at the four corners of the top of the base 1 , and the protective frame 7 is arranged in a rectangular shape.

The supporting mechanism 13 includes a circular threaded plate 20, a slider 21, a bent plate 22, a concave hole slide plate 23, a rubber block 24, a pre-fixing mechanism 25 and a threaded plate 26. The concave hole slide plate 23 is fixedly connected to the top of the cooling box 2, the inner wall of the slider 21 contacts the surface of the concave hole slide plate 23, the threaded plate 26 is fixedly connected to the bottom of the slider 21, the circular threaded plate 20 passes through the concave hole slide plate 23 and extends to the outer end of the concave hole slide plate 23, the bent plate 22 is fixedly connected to the surface of the slider 21, and the end of the bent plate 22 away from the slider 21 is fixedly connected to the rubber block 24. The present invention needs to adjust the bent plate 22. When the circular threaded plate 20 is pushed to rotate inside the concave hole slide plate 23, the threaded plate 26 pushes the slider 21 to slide on the surface of the concave hole slide plate 23 by meshing with the circular threaded plate 20, and the three sliders 21 push the bent plates 22 to move in the same direction. When the three bent plates 22 are close to each other, it is convenient to support smaller electrical accessories. When the three bent plates 22 are moved away from each other through the slider 21, it is convenient to support larger electrical accessories through the bent plates 22, which increases practicality. A rubber block 24 is provided on the end surface of the bent plate 22 to improve the stability of the bent plate 22 when supporting the electrical accessories;

A pre-fixing mechanism 25 is provided on the top of the cooling box 2, and the number of the concave hole slide plates 23 is three.

The annular threaded plate 20 is slidably connected to the inner wall of the concave hole slide plate 23 , the top of the annular threaded plate 20 is threadedly connected to the bottom of the threaded plate 26 , and the slider 21 is slidably connected to the surface of the concave hole slide plate 23 .

The pre-fixing mechanism 25 includes a cylindrical rod 30, an annular block 31, a top cover 32, a pressing sheet 33, a cylindrical rubber block 34 and a fixing rod 35. The cylindrical rod 30 is fixedly connected to the top of the cooling box 2. The inner wall of the annular block 31 contacts the surface of the cylindrical rod 30. The cylindrical rubber block 34 is fixedly connected to the annular block 31 through the fixing rod 35. The top cover 32 is rotatably connected to the top of the cylindrical rod 30 through a bearing. The fixing rod 35 is fixedly connected to the top cover 32 through the pressing sheet 33. After the electrical accessories are placed on the top of the rubber block 24, the fixing rod 35 is twisted by the annular block 31 to move above the rubber block 24. When the fixing rod 35 moves, the pressing sheet 33 follows the fixing rod 35 through the top cover 32. When the pressing sheet 33 squeezes the fixing rod 35 downward, it squeezes the top of the electrical accessories through the cylindrical rubber block 34, so as to pre-clamp the electrical accessories, thereby preventing the electrical accessories from being displaced when the electric push rod pushes the drill bit 11 to move downward, thereby causing the position of the drill bit to deviate.

The annular block 31 is slidably connected to the surface of the cylindrical rod 30 , and there are two cylindrical rods 30 .

The bottom of the cylindrical rubber block 34 contacts the top of the rubber block 24 , the pressing sheet 33 is elastic, and the cylindrical rod 30 is arranged at the outer circle of the annular threaded plate 20 .

The clamping mechanism 15 includes a pressure plate 40, a pressure rod 41, a sliding hole block 42, a sliding rod 43, a connecting rod 44, a groove slide 45, an engagement slider 46, a reset spring 47, a contact block 48, a pressure plate 49, a movable rod 50 and an elastic rod 51. The pressure plate 40 is fixedly connected to the surface of the disk 9, the sliding hole block 42 is fixedly connected to the pressure plate 40 through the pressure rod 41, the sliding rod 43 is fixedly connected to the top of the cooling box 2, the connecting rod 44 is fixedly connected to the sliding hole block 42 through the elastic rod 51, and the ends of the connecting rod 44 are respectively fixedly connected to the engagement slider 46, the inner wall of the engagement slider 46 contacts the inner wall of the groove slide 45, the groove slide 45 is fixedly connected to the inner wall of the protective frame 7, the pressure plate 49 is hinged to the surface of the engagement slider 46 through the movable rod 50, and the connecting rod 44 is fixedly connected to the inner wall of the protective frame 7. The top of the contact block 48 is fixedly connected to the bottom of the pressure plate 49, and the movable rod 50 is hinged to the connecting rod 44 through the reset spring sheet 47. When the pressure plate 40 of the present invention moves downward through the electric push rod, the pressure rod 41 pushes the sliding hole block 42 to slide on the surface of the sliding rod 43, thereby increasing the stability of the motor during rotation. The elastic rod 51 pushes the connecting rod 44 downward through the downward movement of the sliding hole block 42, and the meshing slider 46 pushes the movable rod 50 to slide on the surface of the groove slide 45 through the connecting rod 44. The contact block 48 squeezes the surface of the electrical accessories through the pressure plate 49, thereby increasing the stability of the electrical accessories during drilling. The pressure plate 49 and the meshing slider 46 are slidably connected, which is convenient for the movable rod 50 to push the pressure plate 49 to expand to both ends to pick up and install the electrical accessories;

The connecting rod 44 is fixedly connected to the cooling box 2 via a spring rod.

The engaging slide block 46 is slidably connected to the surface of the groove slide 45 , the pressure plate 49 is arranged above the rubber block 24 , and the inner wall of the sliding hole block 42 is slidably connected to the surface of the sliding rod 43 .

Example 2

The distinguishing features from Example 1;

As shown in Fig. 7-8, the cooling mechanism 4 includes a water pump 60, a telescopic tube 61, a nozzle 62, a linkage rod 63, a filter screen 64, a recessed hole frame 65, an arc block 66 and an elastic extrusion sheet 67. The recessed hole frame 65 is fixedly connected to the top of the inner wall of the cooling box 2, the water pump 60 is fixedly connected to the top of the base 1, the bottom of the telescopic tube 61 is connected to the top of the water pump 60, the nozzle 62 is connected to the top of the telescopic tube 61, the nozzle 62 is fixedly connected to the surface of the disc 9 through the linkage rod 63, and the top of the filter screen 64 is fixedly connected to The arc block 66, one end of the arc block 66 close to each other is fixedly connected to the end of the elastic extrusion piece 67. After the water pump 60 is started, the water pump draws the coolant inside the cooling box 2 into the inside of the telescopic tube 61, and the coolant flushes the surface of the drill bit 11 through the nozzle 62 to prevent the drill bit 11 from being overheated when drilling electrical accessories. The waste generated during drilling is flushed by the coolant into the inside of the filter screen 64 for storage, and the coolant enters the inside of the cooling box 2 through the filter screen 64 for circulation.

The bottom of the nozzle 62 is inclined toward one end of the drill bit 11 , and the water pump 60 is communicated with the interior of the cooling box 2 .

The top of the arc block 66 contacts the top of the inner wall of the cooling box 2 , the recessed hole frame 65 is connected to the inside of the protection frame 7 through the circular hole 14 , and the filter screen 64 contacts the inner wall of the recessed hole frame 65 .

A specific application of this embodiment is: after placing the electrical accessories into the protective frame 7, start the electric push rod 8 to push the motor 10 to move downward, energize the motor 10, and the motor 10 drives the drill bit 11 to rotate to drill holes in the electrical accessories. The electrical accessories are placed inside the protective frame 7 to avoid the waste generated during drilling from splashing everywhere, which makes it inconvenient to clean up the waste. A circular hole 14 is opened on the top of the cooling box 2 to facilitate the waste to enter the interior of the cooling box 2 through the circular hole 14 for filtering. When the bent plate 22 needs to be adjusted, the circular threaded plate 20 is pushed to rotate inside the concave hole slide plate 23, and the threaded plate 26 is engaged with the circular threaded plate 20. The slider 21 is pushed to slide on the surface of the concave hole slide plate 23, and the three sliders 21 push the bent plates 22 to move in the same direction. When the three bent plates 22 are close to each other, it is convenient to support smaller electrical accessories. When the three bent plates 22 are moved away from each other through the slider 21, it is convenient to support larger electrical accessories through the bent plates 22, which increases practicality. A rubber block 24 is provided on the end surface of the bent plate 22 to improve the stability of the bent plate 22 when supporting the electrical accessories. After placing the electrical accessories on the top of the rubber block 24, the fixing rod 35 is twisted through the ring block 31 to move to the top of the rubber block 24. When the fixing rod 35 moves, the pressing piece 33 passes through the top cover 3 Following the movement of the fixed rod 35, the pressing sheet 33 squeezes the fixed rod 35 and moves downward, and squeezes the top of the electrical accessories through the cylindrical rubber block 34 to pre-tighten the electrical accessories to prevent the electrical accessories from being displaced when the electric push rod pushes the drill bit 11 to move downward, which causes the position of the drill bit to deviate. When the pressing plate 40 moves downward through the electric push rod, the pressing rod 41 pushes the sliding hole block 42 to slide on the surface of the sliding rod 43, thereby increasing the stability of the motor when rotating. The elastic rod 51 pushes the connecting rod 44 to move downward through the downward movement of the sliding hole block 42, and the meshing slider 46 pushes the movable rod 50 to slide on the surface of the groove slide 45 through the connecting rod 44. The contact block 48 passes through the pressure plate 49 squeezes the surface of the electrical accessories, thereby increasing the stability of the electrical accessories when drilling. The pressure plate 49 and the meshing slider 46 are slidably connected, so that the movable rod 50 can be used to push the pressure plate 49 to expand to both ends to pick up and install the electrical accessories. After the water pump 60 is started, the water pump draws the coolant inside the cooling box 2 into the interior of the telescopic tube 61. The coolant is flushed on the surface of the drill bit 11 through the nozzle 62 to prevent the drill bit 11 from generating too much heat when drilling the electrical accessories. The waste generated during drilling is flushed into the filter screen 64 for storage through the coolant, and the coolant enters the interior of the cooling box 2 through the filter screen 64 for circulation.

Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims (10)

1. An automobile parts drilling device, characterized in that it comprises: A base (1), wherein the bottom of the base (1) is fixedly connected to a support leg (3), the top of the base (1) is fixedly connected to a cooling box (2), the top of the cooling box (2) is fixedly connected to a protective frame (7), the top of the base (1) is fixedly connected to a support rod (5), the top of the support rod (5) is fixedly connected to a top plate (6), and a cooling mechanism (4) is arranged above the base (1); The bottom of the top plate (6) is fixedly connected to an electric push rod (8), the bottom of the electric push rod (8) is fixedly connected to a disc (9), the bottom of the disc (9) is fixedly connected to a motor (10), and the output end of the motor (10) is fixedly connected to a drill bit (11); A supporting mechanism (13) is provided inside the protective frame (7), a round hole (14) is provided on the top of the cooling box (2), a filtering mechanism (12) is provided inside the round hole (14), and a clamping mechanism (15) is provided above the base (1). 2. The automobile parts drilling equipment according to claim 1, characterized in that: the number of the support rods (5) is set to four, the four support rods (5) are distributed at the top four corners of the base (1), and the protective frame (7) is set to be rectangular. 3. An automobile parts drilling device according to claim 1, characterized in that: the supporting mechanism (13) comprises a circular threaded plate (20), a slider (21), a bent plate (22), a recessed hole slide plate (23), a rubber block (24), a pre-fixing mechanism (25) and a threaded plate (26), the recessed hole slide plate (23) is fixedly connected to the top of the cooling box (2), the inner wall of the slider (21) contacts the surface of the recessed hole slide plate (23), the threaded plate (26) is fixedly connected to the bottom of the slider (21), the circular threaded plate (20) passes through the recessed hole slide plate (23) and extends to the outer end of the recessed hole slide plate (23), the bent plate (22) is fixedly connected to the surface of the slider (21), and the end of the bent plate (22) away from the slider (21) is fixedly connected to the rubber block (24); The top of the cooling box (2) is provided with a pre-fixing mechanism (25), and the number of the concave hole slide plates (23) is three. 4. An automobile parts drilling device according to claim 3, characterized in that: the annular threaded plate (20) is slidably connected to the inner wall of the concave hole slide plate (23), the top of the annular threaded plate (20) is threadedly connected to the bottom of the threaded plate (26), and the sliding block (21) is slidably connected to the surface of the concave hole slide plate (23). 5. The automobile parts drilling device according to claim 3, characterized in that: the pre-fixing mechanism (25) comprises a cylindrical rod (30), a circular ring block (31), a top cover (32), a pressing sheet (33), a cylindrical rubber block (34) and a fixing rod (35), the cylindrical rod (30) is fixedly connected to the top of the cooling box (2), the inner wall of the circular ring block (31) contacts the surface of the cylindrical rod (30), the cylindrical rubber block (34) is fixedly connected to the circular ring block (31) through the fixing rod (35), the top cover (32) is rotatably connected to the top of the cylindrical rod (30) through a bearing, and the fixing rod (35) is fixedly connected to the top cover (32) through the pressing sheet (33); The annular block (31) is slidably connected to the surface of a cylindrical rod (30), and there are two cylindrical rods (30). 6. An automobile parts drilling device according to claim 5, characterized in that the bottom of the cylindrical rubber block (34) contacts the top of the rubber block (24), the pressing sheet (33) is elastic, and the cylindrical rod (30) is arranged at the outer ring of the circular threaded plate (20). 7. The automobile parts drilling equipment according to claim 1 is characterized in that: the clamping mechanism (15) comprises a pressure plate (40), a pressure rod (41), a sliding hole block (42), a sliding rod (43), a connecting rod (44), a groove slide (45), an engaging slider (46), a reset spring (47), a contact block (48), a pressure plate (49), a movable rod (50) and an elastic rod (51), the pressure plate (40) is fixedly connected to the surface of the disk (9), the sliding hole block (42) is fixedly connected to the pressure plate (40) through the pressure rod (41), and the sliding rod (43) is fixedly connected to the top of the cooling box (2). The connecting rod (44) is fixedly connected to the sliding hole block (42) via an elastic rod (51), the ends of the connecting rod (44) are respectively fixedly connected to the meshing slider (46), the inner wall of the meshing slider (46) contacts the inner wall of the groove slide (45), the groove slide (45) is fixedly connected to the inner wall of the protective frame (7), the pressure plate (49) is hinged to the surface of the meshing slider (46) via a movable rod (50), the top of the contact block (48) is fixedly connected to the bottom of the pressure plate (49), and the movable rod (50) is hinged to the connecting rod (44) via a reset spring sheet (47); The connecting rod (44) is fixedly connected to the cooling box (2) via a spring rod. 8. An automobile parts drilling device according to claim 7, characterized in that: the meshing slider (46) is slidably connected to the surface of the groove slide (45), the pressure plate (49) is arranged above the rubber block (24), and the inner wall of the sliding hole block (42) is slidably connected to the surface of the slide rod (43). 9. An automobile parts drilling device according to claim 1, characterized in that: the cooling mechanism (4) comprises a water pump (60), a telescopic tube (61), a nozzle (62), a linkage rod (63), a filter (64), a recessed hole frame (65), an arc block (66) and an elastic extrusion sheet (67), the recessed hole frame (65) is fixedly connected to the top of the inner wall of the cooling box (2), the water pump (60) is fixedly connected to the top of the base (1), the bottom of the telescopic tube (61) is communicated with the top of the water pump (60), the nozzle (62) is communicated with the top of the telescopic tube (61), the nozzle (62) is fixedly connected to the surface of the disc (9) through the linkage rod (63), the top of the filter (64) is fixedly connected with an arc block (66), and the ends of the arc blocks (66) close to each other are fixedly connected to the end of the elastic extrusion sheet (67); The bottom of the nozzle (62) is inclined toward one end of the drill bit (11), and the water pump (60) is connected to the interior of the cooling box (2). 10. An automobile parts drilling device according to claim 9, characterized in that: the top of the arc block (66) contacts the top of the inner wall of the cooling box (2), the recessed hole frame (65) is connected to the inside of the protective frame (7) through the circular hole (14), and the filter (64) contacts the inner wall of the recessed hole frame (65).