Continuous drilling device for precision accessories

Abstract

The utility model relates to the technical field of drilling of precise accessories, in particular to a continuous drilling device for precise accessories, which comprises an operation table, a supporting round block is fixedly arranged in the middle of the top surface of the operation table, a trapezoidal groove is arranged on the peripheral wall of the supporting round block, a protective cover is arranged in the trapezoidal groove, a vertical rod is fixedly arranged on the top surface of the protective cover, and a drilling rod is arranged on the vertical rod. A sliding block is connected to the vertical rod in a sliding mode, a sliding rod is connected to the sliding block in a sliding mode, a drilling assembly is installed at one end of the sliding rod, a drilling machine driving motor is arranged on the drilling assembly, a drilling rod is connected to an output shaft of the drilling machine driving motor in a sleeving mode, an arc-shaped block is further arranged on the drilling assembly, and a moving block is connected to the arc-shaped block in a sliding mode. A supporting block is mounted on the top face of the moving block, and a second air cylinder is mounted on the top face of the supporting block through a mounting base. And by adjusting different directions and angles of the drill rod, different parts and different angles of the precise parts can be conveniently drilled, and the drilling flexibility and the application range are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to precision fittings drilling technology field especially a kind of continuous drilling device of precision fittings. BACKGROUND

[0002] In the process of metal products, drilling device is widely used to drill various metal products to meet the design requirements or realize the connection function, and the continuous drilling device of precision fittings is a kind of mechanical equipment specially designed for efficient and accurate drilling of precision fittings.

[0003] According to the search, the Chinese patent with the publication number CN215144910U provides a precision hardware drilling device, which includes a support, a clamping device and a drilling device. The clamping device includes a first clamping assembly and a second clamping assembly. The first clamping assembly includes a cylinder, a push rod, and two sets of clamping leg assemblies. The clamping leg assembly includes a gear and a first clamping plate. The second clamping assembly includes a spring and a second clamping plate. The second clamping plate and the two first clamping plates form a clamping space for accommodating hardware. The precision hardware drilling device has a clever structure design, which can be applied to drilling hardware of various models and shapes. The clamping operation is simple and stable.

[0004] However, during use, it was found that the device only clamps and adjusts the hardware to be drilled. The adjustment is not flexible and accurate when drilling multiple holes on the hardware, which requires frequent adjustment of the angle of the fitting during processing, reducing the processing efficiency and accuracy of continuous drilling, and is not conducive to the continuous drilling of precision fittings. UTILITY MODEL CONTENT

[0005] To overcome the shortcomings of the prior art, the utility model provides a continuous drilling device for precision fittings, which adjusts the direction and angle of the drill rod to facilitate drilling different parts and angles of precision fittings, improving the flexibility and scope of drilling.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a continuous drilling device for precision fittings, comprising an operation table, a support round block is fixedly arranged in the middle of the top surface of the operation table, a trapezoidal groove is formed in the outer peripheral wall of the support round block, a protective cover is arranged inside the trapezoidal groove, a T-shaped ring is arranged at the lower end of the protective cover, the bottom surface of the T-shaped ring is fixedly connected with the top surface of the operation table, an annular gear slot is formed in the top surface of the T-shaped ring, a first gear is engagedly connected to the upper end of the annular gear slot, a first servo motor is installed on the protective cover, and the output shaft of the first servo motor is coaxially connected with the first gear.

[0007] The top surface of the protective cover is fixed with a vertical rod, a sliding block is slidably connected to the vertical rod, a sliding rod is slidably connected to the sliding block, a drilling assembly is installed at one end of the sliding rod, a drilling machine driving motor is arranged on the drilling assembly, a drill rod is sleeved on the output shaft of the drilling machine driving motor, a clamping assembly is installed on the top surface of the supporting circular block, and two clamping blocks are arranged on the clamping assembly.

[0008] Preferably, the lower end of the vertical rod is connected with a T-shaped ring, the top surface of the vertical rod is slidably connected with the top surface of the operation table, a lead screw is arranged on the outer side of the vertical rod, the outer peripheral wall of the lower end of the lead screw is rotatably connected with the upper end of the protective cover, the sliding block is threadedly connected with the lead screw through a threaded hole, and the upper end of the vertical rod is coaxially connected with the output shaft of the second servo motor through a mounting seat.

[0009] Through the above technical scheme, the second servo motor output shaft drives the lead screw to rotate, so that the sliding block moves up and down along the vertical rod, and the sliding block drives the sliding rod and the drilling assembly to move to a suitable use height.

[0010] Preferably, a first air cylinder is installed on the top surface of the sliding block, a push block is fixedly arranged on the piston rod of the first air cylinder, and the bottom surface of the push block is fixedly connected with the top surface of the side of the sliding rod close to the drilling assembly.

[0011] Through the above technical scheme, the piston rod of the first air cylinder pushes the push block to drive the sliding rod to slide along the sliding block, and drives the drilling assembly to move in the horizontal direction to a suitable drilling use position.

[0012] Preferably, the drilling assembly comprises an arc-shaped block, a moving block is slidably connected to the arc-shaped block, a supporting block is installed on the top surface of the moving block, a sliding groove is formed in the side of the supporting block close to the push block, a clamping block is slidably connected in the sliding groove, and the drilling machine driving motor is installed on the clamping block through a mounting seat.

[0013] Preferably, a second air cylinder is installed on the top surface of the supporting block through a mounting seat, the bottom surface of the piston rod of the second air cylinder is fixedly connected with the top surface of the drilling machine driving motor, and the drill rod is slidably connected with the moving block.

[0014] Through the above technical scheme, the piston rod of the second air cylinder pushes the drilling machine driving motor and the drill rod to move up and down, at this time, the clamping block slides along the supporting block through the sliding groove, so that the drilling machine driving motor drives the drill rod to rotate to drill the clamped precision fittings.

[0015] Preferably, a gear ring is fixedly arranged on the side wall of the arc-shaped block, a third servo motor is installed on the side wall of the supporting block through a mounting seat, a second gear is sleeved on the output shaft of the third servo motor, and the second gear is meshedly connected with the gear ring.

[0016] Through the technical scheme, the output shaft of the third servo motor drives the second gear to rotate, the second gear meshes with the gear ring, the sliding of the moving block on the arc-shaped block is pushed, and the inclination angle used for drilling is adjusted to be appropriate.

[0017] Preferably, the clamping assembly comprises a splash-proof box fixed to the outer wall of the supporting circular block, a gap is left between the splash-proof box and the stand, two rotating shafts are rotatably connected to the splash-proof box, a third gear is fixed to the outer circumferential wall of the rotating shaft inside the splash-proof box, and the two third gears are meshingly connected.

[0018] Preferably, the outer circumferential wall of the upper end of the rotating shaft is fixedly connected with the clamping block, the fourth servo motor is installed on the top surface of the splash-proof box through the mounting seat, and the output shaft of the fourth servo motor is coaxially connected with one of the rotating shafts.

[0019] Through the technical scheme, the output shaft of the fourth servo motor drives one of the rotating shafts to rotate, one of the third gears is meshingly connected with the other third gear, the rotating directions of the two rotating shafts are opposite, the rotating shafts drive the clamping blocks to move close to each other to clamp the precision fittings.

[0020] The utility model discloses the beneficial effects of:

[0021] 1. The precision fittings to be continuously drilled are placed on the top surface of the supporting circular block, the drilling assembly is moved to the appropriate use height, the output shaft of the third servo motor drives the second gear to rotate, the second gear meshes with the gear ring, the sliding of the moving block on the arc-shaped block is pushed, the inclination angle used for drilling is adjusted to be appropriate, then the piston rod of the second cylinder pushes the drill driving motor and the drill rod to move up and down, the drill driving motor drives the drill rod to rotate to drill the precision fittings, the different directions and angles of the drill rod are adjusted, the different parts and angles of the precision fittings are conveniently drilled, and the flexibility and application range of drilling are improved.

[0022] 2. The piston rod of the first cylinder pushes the push block to drive the sliding rod to slide along the sliding block, drives the drilling assembly to move in the horizontal direction, after being moved to the appropriate drilling position, is fixed through the clamping block of the clamping assembly, the output shaft of the first servo motor drives the first gear to rotate, the first gear meshes with the annular gear slot, pushes the protective cover to rotate along the supporting circular block through the trapezoidal groove, at this moment, the protective cover drives the stand to slide along the T-shaped ring, drives the sliding block to move synchronously, the output shaft of the second servo motor drives the screw rod to rotate, so that the sliding block moves up and down along the stand, the sliding block drives the sliding rod and the drilling assembly to move to the appropriate use height, the height adjustment of the precision fittings drilling is completed, and the drilling position is conveniently and accurately positioned.

[0023] 3. After the precision fitting to be drilled is placed on the top surface of the supporting round block, one of the rotating shafts is driven to rotate by the output shaft of the fourth servo motor, so that one of the third gears is connected with the other third gear in meshing connection, the rotating directions of the two rotating shafts are opposite, the rotating shafts drive the clamping blocks to approach each other to clamp the precision fitting, the convenience and stability of clamping the precision fitting are improved, and it is ensured that the precision fitting will not displace or be damaged due to unstable clamping during the drilling process.

[0024] 4. The influence of the debris and cutting liquid on the third gear is reduced through the splash-proof box, the influence of the debris and cutting liquid on the T-shaped ring and the first servo motor is reduced through the protective cover, the erosion and damage of the debris and cutting liquid are reduced, the integrity of the equipment is protected, the failure rate is reduced, and the service life of the equipment is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 It is a whole structure schematic view of the utility model;

[0026] Figure 2 It is a whole structure back view of the utility model;

[0027] Figure 3 It is a supporting round block structure schematic view of the utility model;

[0028] Figure 4 It is a first gear structure schematic view of the utility model;

[0029] Figure 5 It is a slider structure back view of the utility model;

[0030] Figure 6 It is a drilling assembly structure bottom view of the utility model;

[0031] Figure 7 It is a clamping assembly structure schematic view of the utility model.

[0032] In the drawing: 1, operation table; 2, supporting round block; 3, trapezoidal groove; 4, protective cover; 5, T-shaped ring; 6, annular gear slot; 7, first gear; 8, first servo motor; 9, vertical rod; 10, slider; 11, slide rod; 12, drilling assembly; 1201, drilling machine driving motor; 1202, drill rod; 1203, arc block; 1204, moving block; 1205, supporting block; 1206, sliding groove; 1207, clamping block; 1208, second air cylinder; 1209, gear ring; 1210, third servo motor; 1211, second gear; 13, clamping assembly; 1301, clamping block; 1302, splash-proof box; 1303, rotating shaft; 1304, third gear; 1305, fourth servo motor; 14, lead screw; 15, second servo motor; 16, first air cylinder; 17, push block. DETAILED DESCRIPTION

[0033] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings.

[0034] Precision components refer to small parts or components that require high precision and meticulous craftsmanship during manufacturing, assembly, or repair. These components are made of metal, plastic, or other materials. During the processing of precision components, holes need to be drilled in different locations to install other parts, make connections, or meet specific design requirements.

[0035] Existing devices can clamp and adjust precision parts to be drilled, but the adjustment is not flexible and precise enough when drilling multiple holes on precision parts continuously. This results in the need to frequently adjust the angle of the parts during the processing, which reduces the processing efficiency and accuracy of continuous drilling and is not conducive to the continuous drilling of precision parts.

[0036] In view of this, the present invention provides a continuous drilling device for precision parts. By adjusting the different directions and angles of the drill rod 1202, it is convenient to drill holes in different parts and at different angles of precision parts, thereby improving the flexibility and applicability of drilling.

[0037] Specifically:

[0038] Example 1

[0039] like Figures 1-6 As shown, this embodiment provides a continuous drilling device for precision parts, including an operating table 1. A support block 2 is fixedly provided in the middle of the top surface of the operating table 1. A trapezoidal groove 3 is provided on the outer peripheral wall of the support block 2. A protective cover 4 is provided inside the trapezoidal groove 3. A T-shaped ring 5 is provided at the lower end of the protective cover 4. The bottom surface of the T-shaped ring 5 is fixedly connected to the top surface of the operating table 1. An annular toothed groove 6 is provided on the top surface of the T-shaped ring 5. A first gear 7 is meshed with the upper end of the annular toothed groove 6. A first servo motor 8 is installed on the protective cover 4. The output shaft of the first servo motor 8 is coaxially connected to the first gear 7.

[0040] A vertical rod 9 is fixedly installed on the top surface of the protective cover 4. A slider 10 is slidably connected to the vertical rod 9. A sliding rod 11 is slidably connected to the slider 10. A drilling assembly 12 is installed at one end of the sliding rod 11. A drilling rig drive motor 1201 is installed on the drilling assembly 12. A drill rod 1202 is sleeved on the output shaft of the drilling rig drive motor 1201. A clamping assembly 13 is installed on the top surface of the support block 2. Two clamping blocks 1301 are provided on the clamping assembly 13.

[0041] The lower end of the vertical rod 9 is clamped and matched with the T-shaped ring 5, the bottom surface of the vertical rod 9 is slidably connected with the top surface of the operation table 1, the outer side of the vertical rod 9 is provided with a screw rod 14, the outer peripheral wall of the lower end of the screw rod 14 is rotatably connected with the upper end of the protective cover 4, the sliding block 10 is threadedly connected with the screw rod 14 through a threaded hole, the upper end of the vertical rod 9 is provided with a second servo motor 15 through a mounting seat, the output shaft of the second servo motor 15 is coaxially connected with the screw rod 14; the screw rod 14 is driven to rotate by the output shaft of the second servo motor 15, so that the sliding block 10 moves up and down along the vertical rod 9, and the sliding block 10 drives the sliding rod 11 and the drilling assembly 12 to move to a suitable use height.

[0042] The top surface of the sliding block 10 is provided with a first air cylinder 16, a push block 17 is fixedly arranged on the piston rod of the first air cylinder 16, and the bottom surface of the push block 17 is fixedly connected with the top surface of the side of the sliding rod 11 close to the drilling assembly 12; the push block 17 is driven to slide along the sliding block 10 by the piston rod of the first air cylinder 16, so that the sliding rod 11 is driven to move in the horizontal direction, and the drilling assembly 12 moves to a suitable drilling use position.

[0043] The drilling assembly 12 comprises an arc-shaped block 1203, a moving block 1204 is slidably connected to the arc-shaped block 1203, a supporting block 1205 is arranged on the top surface of the moving block 1204, a sliding groove 1206 is formed in the side of the supporting block 1205 close to the push block 17, a clamping block 1207 is slidably connected in the sliding groove 1206, a drilling machine driving motor 1201 is arranged on the clamping block 1207 through a mounting seat, a second air cylinder 1208 is arranged on the top surface of the supporting block 1205 through a mounting seat, the bottom surface of the piston rod of the second air cylinder 1208 is fixedly connected with the top surface of the drilling machine driving motor 1201, and a drill rod 1202 is slidably connected with the moving block 1204; the drilling machine driving motor 1201 and the drill rod 1202 are driven to move up and down by the piston rod of the second air cylinder 1208, at this time, the clamping block 1207 slides along the supporting block 1205 through the sliding groove 1206, so that the drilling machine driving motor 1201 drives the drill rod 1202 to rotate to drill the clamped precision fittings.

[0044] A gear ring 1209 is fixedly arranged on the side wall of the arc-shaped block 1203, a third servo motor 1210 is arranged on the side wall of the supporting block 1205 through a mounting seat, a second gear 1211 is sleeved on the output shaft of the third servo motor 1210, and the second gear 1211 is in meshing connection with the gear ring 1209; the second gear 1211 is driven to rotate by the output shaft of the third servo motor 1210, the second gear 1211 meshes with the gear ring 1209, the moving block 1204 is driven to slide on the arc-shaped block 1203, and the inclination angle for drilling use is adjusted to a suitable angle.

[0045] Working principle: first, the need for continuous drilling precision parts placed in the support block 2 top, through the clamping assembly 13 clamping block 1301 fixed after, through the first servo motor 8 output shaft drive first gear 7 rotation, first gear 7 and ring gear 6 meshing, push guard 4 through the trapezoidal groove 3 along the support block 2 rotation, at this time the guard 4 drive vertical rod 9 along the T-shaped ring 5 sliding, drive slider 10 synchronous movement, through the second servo motor 15 output shaft drive screw 14 rotation, so that the slider 10 along the vertical rod 9 up and down, slider 10 drive slide rod 11 and drilling assembly 12 to the appropriate height of use, complete the precision parts drilling height adjustment, facilitate accurate positioning drilling position;

[0046] Then through the first cylinder 16 piston rod push block 17 drive slide rod 11 along the slider 10 sliding, drive drilling assembly 12 to move horizontally, to the appropriate drilling position after use, through the third servo motor 1210 output shaft drive second gear 1211 rotation, second gear 1211 and gear ring 1209 meshing, push moving block 1204 on the arc block 1203 sliding, adjust to the appropriate drilling angle after use, through the second cylinder 1208 piston rod push drill drive motor 1201 and drill pipe 1202 up and down, at this time the block 1207 through the sliding slot 1206 along the support block 1205 sliding, so that the drill drive motor 1201 drive drill pipe 1202 rotation on the clamping precision parts drilling, through the adjustment of drill pipe 1202 in different directions and angles, facilitate the different parts and different angles of the clamping precision parts drilling, improve the flexibility and scope of drilling.

[0047] Example two

[0048] As Figure 1 , Figure 2 and Figure 7 shown, on the basis of example one, clamping assembly 13 includes splash-proof box 1302, splash-proof box 1302 solid set in support block 2 outer wall, splash-proof box 1302 and vertical rod 9 between the gap, splash-proof box 1302 on the two rotating shaft 1303, located in the splash-proof box 1302 inside the rotating shaft 1303 outer wall on the solid set with third gear 1304, two third gear 1304 meshing connection, rotating shaft 1303 upper end outer wall and clamping block 1301 fixed connection, splash-proof box 1302 top through the mounting seat is installed with the fourth servo motor 1305, the output shaft of the fourth servo motor 1305 and one of the rotating shaft 1303 coaxial connection; through the output shaft of the fourth servo motor 1305 drive one of the rotating shaft 1303 rotation, so that one of the third gear 1304 and the other third gear 1304 meshing connection, so that the rotating direction of the two rotating shaft 1303 is opposite, rotating shaft 1303 drive clamping block 1301 close to each other clamping precision parts.

[0049] In use, after the precision fittings to be drilled are placed on the top surface of the supporting block 2, one of the rotating shafts 1303 is driven to rotate by the output shaft of the fourth servo motor 1305, so that one of the third gears 1304 is connected in mesh with another third gear 1304, the rotating directions of the two rotating shafts 1303 are opposite, the rotating shafts 1303 drive the clamping blocks 1301 to move close to each other to clamp the precision fittings, the convenience and stability of clamping the precision fittings are improved, and it is ensured that the precision fittings will not displace or be damaged due to unstable clamping during the drilling process;

[0050] The influence of the debris and the cutting liquid on the third gears 1304 is reduced by the splash-proof box 1302, the influence of the debris and the cutting liquid on the T-shaped ring 5 and the first servo motor 8 is reduced by the protective cover 4, the erosion and damage of the debris and the cutting liquid are reduced, the integrity of the equipment is protected, the failure rate is reduced, and the service life of the equipment is prolonged.

[0051] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A continuous drilling device for precision fittings, comprising an operating table (1), characterized in that: The operating platform (1) top surface middle part is provided with a support round block (2), the outer wall of the support round block (2) is provided with a trapezoidal groove (3), the trapezoidal groove (3) is internally provided with a protective cover (4), the top surface of the protective cover (4) is fixedly provided with a vertical rod (9), the vertical rod (9) is slidably connected with a sliding block (10), the sliding block (10) is slidably connected with a sliding rod (11), one end of the sliding rod (11) is provided with a drilling assembly (12), the drilling assembly (12) is provided with a drilling rig driving motor (1201), the output shaft of the drilling rig driving motor (1201) is sleeved with a drill rod (1202); The drilling assembly (12) is also provided with an arc-shaped block (1203), the arc-shaped block (1203) is slidably connected with a moving block (1204), the top surface of the moving block (1204) is provided with a support block (1205), the top surface of the support block (1205) is provided with a second air cylinder (1208) through a mounting seat, the bottom surface of the piston rod of the second air cylinder (1208) is fixedly connected with the top surface of the drilling rig driving motor (1201), the drill rod (1202) is slidably connected with the moving block (1204), the side wall of the arc-shaped block (1203) is fixedly provided with a gear ring (1209), the side wall of the support block (1205) is provided with a third servo motor (1210) through a mounting seat, the output shaft of the third servo motor (1210) is sleeved with a second gear (1211), and the second gear (1211) is meshingly connected with the gear ring (1209).

2. The apparatus for continuous drilling of precision fittings according to claim 1, characterized in that: The bottom end of the protective cover (4) is provided with a T-shaped ring (5), the bottom surface of the T-shaped ring (5) is fixedly connected with the top surface of the operating platform (1), the top surface of the T-shaped ring (5) is provided with an annular gear slot (6), the upper end of the annular gear slot (6) is meshingly connected with a first gear (7), the protective cover (4) is provided with a first servo motor (8), the output shaft of the first servo motor (8) is coaxially connected with the first gear (7), the top surface of the support round block (2) is provided with a clamping assembly (13), and the clamping assembly (13) is provided with two clamping blocks (1301).

3. The apparatus of claim 2 wherein: The bottom end of the vertical rod (9) is clamped and matched with the T-shaped ring (5), the bottom surface of the vertical rod (9) is slidably connected with the top surface of the operating platform (1), the outer side of the vertical rod (9) is provided with a lead screw (14), the outer wall of the lower end of the lead screw (14) is rotatably connected with the upper end of the protective cover (4), the sliding block (10) is threadedly connected with the lead screw (14) through a threaded hole, and the upper end of the vertical rod (9) is provided with a second servo motor (15) through a mounting seat, the output shaft of the second servo motor (15) is coaxially connected with the lead screw (14).

4. The apparatus of claim 3 wherein: The top surface of the sliding block (10) is provided with a first air cylinder (16), the piston rod of the first air cylinder (16) is fixedly provided with a push block (17), and the bottom surface of the push block (17) is fixedly connected with the top surface of the sliding rod (11) close to the drilling assembly (12).

5. The apparatus of claim 1 wherein: The support block (1205) is provided with a sliding groove (1206) near one side of the push block (17), the sliding groove (1206) is internally connected with a clamping block (1207) in sliding mode, and the drilling machine driving motor (1201) is installed on the clamping block (1207) through a mounting seat.

6. The apparatus of claim 2 wherein: The clamping assembly (13) comprises a splash-proof box (1302) fixedly arranged on the outer wall of the support circular block (2), a gap is formed between the splash-proof box (1302) and the vertical rod (9), two rotating shafts (1303) are rotatably connected to the splash-proof box (1302), a third gear (1304) is fixedly arranged on the outer circumferential wall of the rotating shaft (1303) arranged in the splash-proof box (1302), and the two third gears (1304) are in meshing connection.

7. The apparatus of claim 6 wherein: The upper end of the rotating shaft (1303) is fixedly connected with the clamping block (1301), the fourth servo motor (1305) is installed on the top surface of the splash-proof box (1302) through a mounting seat, and the output shaft of the fourth servo motor (1305) is coaxially connected with one of the rotating shafts (1303).

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