Automatic drilling device applied to fasteners

Abstract

The utility model relates to the technical field of fastener production, and discloses an automatic drilling device applied to fasteners, which comprises a switching device, and a positioning device is arranged at the lower end of the switching device. According to the automatic drilling device applied to the fastener, a first electric push rod is started, a guide rail is driven to move, a drilling box is moved to the bottom end of a drilling machine, the drilling machine is moved downwards, a drill bit on the drilling machine penetrates through a rotating ring, a second electric push rod is started, the second electric push rod drives a clamping block to clamp the drill bit, a second motor is started, the second motor drives a gear to rotate, and the gear drives the rotating ring to rotate; the electric sliding block is started, the electric sliding block moves the drill bit to the corresponding position of the drill box and then the drill bit is put down, the first motor is started, the first motor drives the first screw to rotate, the first screw drives the drill box to move, the corresponding drill bit is moved to the bottom end of the drilling machine, and the drill bit is in threaded connection with the drill bit through rotation of the drilling machine; therefore, the effects that the drill bit is conveniently and automatically detached and replaced according to fasteners of different sizes, and the working efficiency is improved are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of fastener production, in particular to an automatic drilling device for fasteners. Background Art

[0002] Fasteners are the most widely used type of mechanical basic parts for fastening connections; especially in some key components, it is necessary to drill holes for fasteners, which are mainly used to prevent loosening, anti-rotation, positioning, and reinforcement locking.

[0003] Through searching, it was found that a fastener drilling device disclosed in Chinese patent publication number CN 216540914 U was proposed. The problem that the drilling device for existing fasteners is not convenient to adjust the position of the hole when the drill bit is drilling the fastener, so that the position of the hole drilled by the drill bit on the fastener is not accurate enough, resulting in a decrease in the quality of the processed fastener, which is not conducive to practical use. The patent is provided with a bulb and an adjustment ring, so that when the drill bit is ready to drill the fastener to be processed, the light emitted by the bulb surrounding the inner side of the changer will shine on the fastener. Since the drill bit is located in the middle of the bulb and the changer, the staff can adjust the position of the fastener to be drilled according to the light irradiated by the bulb on the fastener, and the adjustment ring can adjust the range of the light irradiated by the bulb, which is convenient to adjust the light range according to the size of the fastener, so that the position of the hole drilled by the drill bit on the fastener is more accurate, the quality of the processed fastener is improved, and it is conducive to practical use. However, since it is necessary to select a corresponding drill bit for fasteners of different sizes, and the above device needs to manually replace the drill bit, which reduces work efficiency.

[0004] To this end, we propose an automatic drilling device for fasteners to solve the problem that the above device cannot automatically replace the corresponding drill bit according to fasteners of different sizes, thereby reducing work efficiency. Utility Model Content

[0005] The utility model aims to provide an automatic drilling device for fasteners, so as to solve the problem that the device mentioned in the background technology cannot automatically replace the corresponding drill bit according to fasteners of different sizes, thereby reducing the working efficiency.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: an automatic drilling device for fasteners, comprising a switching device, wherein a positioning device is provided at the lower end of the switching device;

[0007] The switching device includes a column, the front end of the column is fixedly connected to an electric push rod 1, the front end of the electric push rod 1 is fixedly connected to a guide rail, the left end of the guide rail is fixedly connected to a motor 1, the output end of the motor 1 is fixedly connected to a screw 1, the outer surface of the screw 1 is threadedly connected to a drill box, the upper end of the drill box is slidably connected to an electric slider, the upper end of the electric slider is fixedly connected to a motor 2, the output end of the motor 2 is fixedly connected to a gear, the other end of the gear is meshed with a swivel, the interior of the swivel is fixedly connected to an electric push rod 2, and the other end of the electric push rod 2 is fixedly connected to a clamping block.

[0008] Preferably, the positioning device includes a frame, the lower end of the frame is slidably connected to the drilling rig body, the front end of the frame is fixedly connected to the motor three, the rear end of the motor three is fixedly connected to the screw two, the outer surface of the screw two is threadedly connected to the sleeve, the rear end of the sleeve is fixedly connected to the fixed block, the lower end of the fixed block is provided with a laser light, a connecting rod is fixedly connected between the fixed block and the drilling rig body, a telescopic rod is fixedly connected between the drilling rig body and the frame, and the lower end of the drilling rig body is provided with a drilling rig connecting shaft.

[0009] Preferably, both ends of the screw rod are rotatably connected to the guide rail, and the drill box is slidably connected to the guide rail.

[0010] Preferably, the rotating ring is rotatably connected to the electric slider, and two clamping blocks are provided. The two clamping blocks are symmetrically distributed inside the two sides of the rotating ring and are slidably connected to the rotating ring.

[0011] Preferably, a driving device is provided between the upper end of the frame and the top of the column, and one end of the second screw is rotatably connected to the frame.

[0012] Preferably, the upper end of the fixing block is slidably connected to the frame, and the lower end of the fixing block located at the laser lamp is threadedly connected to a cover plate.

[0013] Preferably, a workbench is fixedly connected to the lower end of the column, and a conveyor belt is provided in the middle of the workbench.

[0014] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0015] First, the utility model starts the electric push rod 1 to drive the guide rail to move forward, so that the drill box moves to the bottom end of the drilling rig, the drilling rig is moved down, the drill bit on the drilling rig passes through the swivel, the electric push rod 2 is started, the electric push rod 2 drives the clamping block to clamp the drill bit, the motor 2 is started, the motor 2 drives the gear to rotate, the gear drives the swivel to rotate, the swivel screws the drill bit off through the clamping block, the electric slide is started, the electric slide moves the drill bit to the corresponding position of the drill box and then puts it down, the motor 1 is started, the motor 1 drives the screw 1 to rotate, the screw 1 drives the drill box to move, the corresponding drill bit is moved to the bottom end of the drilling rig, and the drill rig rotates to be threadedly connected to the drill bit, thereby achieving the effect of facilitating the automatic removal and replacement of the drill bit according to fasteners of different sizes and improving the work efficiency.

[0016] Second, the utility model turns on the laser light, which is irradiated on the fastener, and adjusts the frame according to the drilling position so that the beam of the laser light is irradiated on the drill hole of the fastener, and starts the motor three, which drives the screw two to rotate, and the screw two drives the sleeve to move forward, and the sleeve drives the drilling rig body to move through the fixed block and the connecting rod, so that the drilling rig connecting shaft and the drill bit position are aligned with the position of the laser light, and drives the telescopic rod to move, thereby achieving the effect of facilitating fast and accurate positioning and improving the drilling quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0018] Figure 2 The utility model structure Figure 1 The enlarged schematic diagram of part A in the middle;

[0019] Figure 3 This is a cross-sectional schematic diagram of the structural guide rail of the utility model;

[0020] Figure 4 This is a top view and cross-sectional diagram of the structural swivel of the utility model;

[0021] Figure 5 It is a side sectional schematic diagram of the structural positioning device of the utility model.

[0022] Among them: 1. Switching device; 101. Column; 102. Electric push rod 1; 103. Guide rail; 104. Motor 1; 105. Screw rod 1; 106. Drill box; 107. Electric slider; 108. Motor 2; 109. Gear; 110. Swivel; 111. Electric push rod 2; 112. Clamp; 2. Positioning device; 201. Frame; 202. Drilling rig body; 203. Motor 3; 204. Screw rod 2; 205. Sleeve; 206. Fixed block; 207. Laser light; 208. Connecting rod; 209. Telescopic rod; 210. Drilling rig connecting shaft. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The utility model provides the following technical solutions:

[0025] Embodiment 1

[0026] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , an automatic drilling device for fasteners, comprising a switching device 1, a positioning device 2 is provided at the lower end of the switching device 1;

[0027] The switching device 1 includes a column 101, the front end of the column 101 is fixedly connected to an electric push rod 102, the front end of the electric push rod 102 is fixedly connected to a guide rail 103, the left end of the guide rail 103 is fixedly connected to a motor 104, the output end of the motor 104 is fixedly connected to a screw 105, the outer surface of the screw 105 is threadedly connected to a drill box 106, the upper end of the drill box 106 is slidably connected to an electric slider 107, the upper end of the electric slider 107 is fixedly connected to a motor 2 108, the output end of the motor 2 108 is fixedly connected to a gear 109, the other end of the gear 109 is meshed with a swivel 110, the interior of the swivel 110 is fixedly connected to an electric push rod 2 111, and the other end of the electric push rod 2 111 is fixedly connected to a clamping block 112.

[0028] Both ends of the screw rod 105 are rotatably connected to the guide rail 103 , and the drill box 106 is slidably connected to the guide rail 103 .

[0029] The rotating ring 110 is rotatably connected to the electric slider 107 . Two clamping blocks 112 are provided. The two clamping blocks 112 are symmetrically distributed inside the two sides of the rotating ring 110 and are slidably connected to the rotating ring 110 .

[0030] Through the above technical scheme, by starting the electric push rod 102, the guide rail 103 is driven to move forward, the drill box 106 is moved to the bottom end of the drilling rig, the drilling rig is moved down, the drill bit on the drilling rig passes through the swivel 110, the electric push rod 111 is started, the electric push rod 111 drives the clamping block 112 to clamp the drill bit, the motor 108 is started, the motor 108 drives the gear 109 to rotate, the gear 109 drives the swivel 110 to rotate, the swivel 110 screws off the drill bit through the clamping block 112, the electric slider 107 is started, the electric slider 107 moves the drill bit to the corresponding position of the drill box 106 and then puts it down, the motor 104 is started, the motor 104 drives the screw 105 to rotate, the screw 105 drives the drill box 106 to move, the corresponding drill bit is moved to the bottom end of the drilling rig, and the drill rig rotates to be threadedly connected with the drill bit, thereby achieving the effect of facilitating the automatic replacement of the drill bit according to fasteners of different sizes and improving the work efficiency.

[0031] The guide rail 103 serves to limit the screw rod 105 and the drill box 106.

[0032] The electric slider 107 limits the swivel 110 , and the two clamping blocks 112 are provided with wear-resistant grooves on the facing sides to enhance the friction when connected with the drill bit, making it easier to disassemble the drill bit.

[0033] Embodiment 2

[0034] See also Figure 1 , Figure 5 , an automatic drilling device for fasteners, comprising a switching device 1, a positioning device 2 is provided at the lower end of the switching device 1;

[0035] The switching device 1 includes a column 101, the front end of the column 101 is fixedly connected to an electric push rod 102, the front end of the electric push rod 102 is fixedly connected to a guide rail 103, the left end of the guide rail 103 is fixedly connected to a motor 104, the output end of the motor 104 is fixedly connected to a screw 105, the outer surface of the screw 105 is threadedly connected to a drill box 106, the upper end of the drill box 106 is slidably connected to an electric slider 107, the upper end of the electric slider 107 is fixedly connected to a motor 2 108, the output end of the motor 2 108 is fixedly connected to a gear 109, the other end of the gear 109 is meshed with a swivel 110, the interior of the swivel 110 is fixedly connected to an electric push rod 2 111, and the other end of the electric push rod 2 111 is fixedly connected to a clamping block 112.

[0036] The positioning device 2 includes a frame 201, the lower end of the frame 201 is slidably connected to a drilling rig body 202, the front end of the frame 201 is fixedly connected to a motor three 203, the rear end of the motor three 203 is fixedly connected to a screw two 204, the outer surface of the screw two 204 is threadedly connected to a sleeve 205, the rear end of the sleeve 205 is fixedly connected to a fixed block 206, the lower end of the fixed block 206 is provided with a laser lamp 207, a connecting rod 208 is fixedly connected between the fixed block 206 and the drilling rig body 202, a telescopic rod 209 is fixedly connected between the drilling rig body 202 and the frame 201, and a drilling rig connecting shaft 210 is provided at the lower end of the drilling rig body 202.

[0037] A driving device is provided between the upper end of the frame 201 and the top of the column 101 , and one end of the screw rod 204 is rotatably connected to the frame 201 .

[0038] The upper end of the fixing block 206 is slidably connected to the frame 201 , and the lower end of the fixing block 206 located at the laser lamp 207 is threadedly connected to a cover plate.

[0039] The lower end of the column 101 is fixedly connected to a workbench, and a conveyor belt is provided in the middle of the workbench.

[0040] Through the above technical scheme, by turning on the laser lamp 207, the laser lamp 207 is irradiated on the fastener, and the frame 201 is adjusted according to the drilling position so that the light beam of the laser lamp 207 is irradiated on the drill hole of the fastener, and the motor three 203 is started. The motor three 203 drives the screw two 204 to rotate, and the screw two 204 drives the sleeve 205 to move forward. The sleeve 205 drives the drilling rig body 202 to move through the fixed block 206 and the connecting rod 208, so that the drilling rig connecting shaft 210 and the drill bit position laser lamp 207 position, drive the telescopic rod 209 to move, thereby achieving the effect of facilitating fast and accurate positioning and improving the drilling quality.

[0041] The driving device drives the drilling rig to move, which belongs to the prior art and is not described in detail (the driving device is not shown in the figure). The frame 201 has a limiting effect on the screw rod 204.

[0042] The frame 201 limits the fixing block 206 , and the cover plate is used to limit the laser lamp 207 . The middle part adopts a hollow structure to facilitate the irradiation of the laser lamp 207 .

[0043] The fasteners are transported by a conveyor belt, on which a clamping device is installed to clamp and position the fasteners (the clamping device belongs to the prior art and is not shown in the figure).

[0044] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. An automatic drilling device for fasteners, comprising a switching device (1), characterized in that: A positioning device (2) is provided at the lower end of the switching device (1); The switching device (1) comprises a column (101), the front end of the column (101) is fixedly connected to an electric push rod (102), the front end of the electric push rod (102) is fixedly connected to a guide rail (103), the left end of the guide rail (103) is fixedly connected to a motor (104), the output end of the motor (104) is fixedly connected to a screw rod (105), the outer surface of the screw rod (105) is threadedly connected to a drill box (106), and the drill box (106) is fixedly connected to the output end of the motor (104). The upper end of the box (106) is slidably connected to an electric slider (107), the upper end of the electric slider (107) is fixedly connected to a second motor (108), the output end of the second motor (108) is fixedly connected to a gear (109), the other end of the gear (109) is meshed with a rotating ring (110), the interior of the rotating ring (110) is fixedly connected to a second electric push rod (111), and the other end of the second electric push rod (111) is fixedly connected to a clamping block (112).

2. The automatic drilling device for fasteners according to claim 1, characterized in that: The positioning device (2) comprises a frame (201), the lower end of the frame (201) is slidably connected to a drilling rig body (202), the front end of the frame (201) is fixedly connected to a motor three (203), the rear end of the motor three (203) is fixedly connected to a screw rod two (204), the outer surface of the screw rod two (204) is threadedly connected to a sleeve (205), the rear end of the sleeve (205) is fixedly connected to a fixed block (206), the lower end of the fixed block (206) is provided with a laser lamp (207), a connecting rod (208) is fixedly connected between the fixed block (206) and the drilling rig body (202), a telescopic rod (209) is fixedly connected between the drilling rig body (202) and the frame (201), and the lower end of the drilling rig body (202) is provided with a drilling rig connecting shaft (210).

3. The automatic drilling device for fasteners according to claim 1, characterized in that: Both ends of the screw rod 1 (105) are rotatably connected to the guide rail (103), and the drill box (106) is slidably connected to the guide rail (103).

4. The automatic drilling device for fasteners according to claim 1, characterized in that: The rotating ring (110) is rotatably connected to the electric slider (107), and two clamping blocks (112) are provided. The two clamping blocks (112) are symmetrically distributed inside the two sides of the rotating ring (110) and are slidably connected to the rotating ring (110).

5. The automatic drilling device for fasteners according to claim 2, characterized in that: A driving device is provided between the upper end of the frame (201) and the top of the column (101), and one end of the second screw rod (204) is rotatably connected to the frame (201).

6. The automatic drilling device for fasteners according to claim 2, characterized in that: The upper end of the fixing block (206) is slidably connected to the frame (201), and the lower end of the fixing block (206) located on the laser lamp (207) is threadedly connected to a cover plate.

7. The automatic drilling device for fasteners according to claim 1, characterized in that: The lower end of the column (101) is fixedly connected to a workbench, and a conveyor belt is provided in the middle of the workbench.

Images