Numerical control drilling machine for clock production

Abstract

The invention discloses a numerical control drilling machine for clock production, and relates to the technical field of automatic machining equipment, the numerical control drilling machine comprises a base, a mounting seat is slidably arranged on the base, an adjusting assembly is fixedly mounted on the mounting seat, and a clamping assembly is arranged on the adjusting assembly; the clamping assembly is used for clamping a dial plate of a to-be-machined clock, a side table is arranged on the side edge of the base, a plurality of micro drilling machines are rotationally arranged on the side table, drill bits with different diameters are arranged on the micro drilling machines, a connecting rod is arranged on the clamping assembly, and the clamped dial plate can be driven to rotate by driving the connecting rod to rotate. The problems that in the prior art, after a workpiece is inserted into the outer wall of an internal expansion clamp, a motor is directly started to drive a drill bit to rotate to drill the workpiece, when different positions of the clock workpiece need to be drilled, the position of the workpiece needs to be manually adjusted, and the machining efficiency is affected are solved.

Description

Technical Field

[0001] The invention relates to the technical field of automated processing equipment, in particular to a numerically controlled drilling machine used for watch production. Background Art

[0002] CNC drilling machines are mainly used for drilling, reaming, boring, tapping and other processing. It is a digitally controlled hole processing machine tool mainly for drilling, which has the characteristics of easy operation, flexibility and stable precision.

[0003] The Chinese utility model patent with publication number CN209477362U proposes a CNC drilling machine for watch production: it includes a cabinet, a water storage tank is arranged in the cabinet, a base is fixed in the water storage tank, an L-shaped support seat is slidably arranged directly above the base, an internal expansion clamp is fixed at one end of the L-shaped support seat, and a plurality of drill bits of different specifications are simultaneously raised and lowered directly above the L-shaped support seat; a water spray pipe is fixed to one side of the L-shaped support seat, a water pump is fixed to the outer wall of the cabinet, a water inlet hose is arranged between the water pump and the water storage tank, a water outlet hose is arranged between the water pump and the water spray pipe, and a water pump is fixed to the side wall of the water pump.

[0004] However, the existing technology still has shortcomings:

[0005] After the workpiece is inserted into the outer wall of the inner expansion fixture, the motor is directly started to drive the drill bit to rotate to drill the workpiece. When it is necessary to drill holes in different positions of the watch workpiece, the position of the workpiece needs to be manually adjusted, which affects the processing efficiency. Summary of the invention

[0006] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention proposes a CNC drilling machine for watch production, which solves the problem that after the workpiece is plugged into the outer wall of the inner expansion fixture, the motor is directly started to drive the drill bit to rotate to drill the workpiece. When it is necessary to drill holes in different positions of the watch workpiece, the position of the workpiece needs to be manually adjusted, which affects the processing efficiency.

[0007] To achieve the above-mentioned purpose, the present invention proposes a CNC drilling machine for watch production, comprising a base, a mounting seat is slidably arranged on the base, an adjusting assembly is fixedly installed on the mounting seat, a clamping assembly is arranged on the adjusting assembly, and the clamping assembly is used to clamp the dial of the watch to be processed, a side table is arranged on the side of the base, a plurality of micro-drilling machines are rotatably arranged on the side table, and drill bits with different diameters are arranged on the micro-drilling machines,

[0008] The clamping assembly includes a first baffle, a second baffle, a bidirectional screw rod, a left clamping block, a right clamping block, a bearing, an arc block, and an elastic member; the bidirectional screw rod is slidably connected to the adjusting assembly, the first baffle and the second baffle are symmetrically arranged on the bidirectional screw rod, one end of the bidirectional screw rod is fixedly installed with a rotating block, the left clamping block is fixedly installed on the first baffle, and the right clamping block is fixedly installed on the second baffle, bearings are arranged in the left clamping block and the right clamping block, and are fixedly connected to the outer ring of the bearing, each bearing is provided with a pair of arc blocks, several groups of elastic members are fixedly installed between the arc blocks and the bearings, the elastic members are fixedly connected to the inner ring of the bearing, the sides of the arc blocks are abutted with a block, the block is fixedly connected to the inner ring of the bearing, a connecting rod is rotatably connected to the second baffle, and the connecting rod is fixedly connected to the inner ring of the bearing in the second baffle.

[0009] As a further solution of the present invention: a support platform is fixedly installed on the side platform, a turntable is rotatably connected to the support platform, a limiting disk is fixedly installed on the turntable, a first motor is fixedly installed in the support platform, the output shaft of the first motor is fixedly connected to the turntable, and a number of micro drilling machines are equidistantly fixedly arranged in the limiting disk.

[0010] As a further solution of the present invention: a water tank is fixedly installed between the base and the side platform, a filter plate is provided on the water tank, a water pump is fixedly installed on the side of the side platform, a water inlet pipe is fixedly installed at the water inlet of the water pump, the water inlet pipe extends into the water tank, a water outlet pipe is fixedly installed at the water outlet of the water pump, and a nozzle is fixedly installed on the water outlet pipe passing through the side platform.

[0011] As a further solution of the present invention: a limiting groove is provided on the side platform, a limiting block is slidably connected to the limiting groove, a pair of limiting holes is provided on the limiting block, a plurality of groups of limiting holes are symmetrically provided on both sides of the limiting groove, a nozzle is clamped on the limiting block, and the limiting block is fixedly connected to the side platform by screws.

[0012] As a further solution of the present invention: a guide groove is provided on the base, a screw is rotatably installed in the base, a threaded block is threadedly connected to the screw, a second motor is fixedly installed in the base, an output shaft of the second motor is fixedly connected to the screw, and the threaded block passes through the guide groove and is fixedly connected to the mounting seat.

[0013] As a further solution of the present invention: the adjustment assembly arranged on the mounting seat includes a reset plate, a support plate, and a bearing plate; the reset plate is slidably connected to the support plate, the bearing plate is fixedly connected to the reset plate, the support plate is slidably connected to the mounting seat, and threaded holes are provided on the reset plate and the support plate, and the fixed connection between the support plate and the mounting seat can be achieved by tightening the bolts, the height of the bearing plate can be adjusted by sliding the reset plate, and the fixed connection between the reset plate and the support plate can be achieved by tightening the corresponding bolts on the reset plate and the support plate.

[0014] As a further solution of the present invention: the arc block is provided with saw teeth, a driving wheel and a driven wheel are provided on the second baffle, a transmission belt is provided on the driving wheel and the driven wheel, the driven wheel is rotatably connected to the second baffle, a micro motor is fixedly mounted on the second baffle, an output shaft of the micro motor is fixedly connected to the driven wheel, the connecting rod is provided between the driving wheel and the second baffle, one end of the connecting rod is fixedly connected to the driving wheel, and the other end passes through the second baffle and is fixedly connected to the inner ring of the bearing in the second baffle.

[0015] As a further solution of the present invention: the clamping assembly is arranged on a bearing plate, and the bidirectional screw rod is slidably connected to the bearing plate.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] By setting a clamping component, the dial to be processed is set between the left clamping block and the right clamping block, and the rotating block is rotated to drive the left clamping block and the right clamping block to move towards the dial to be processed. Then, the dial is set between the two pairs of arc blocks to clamp the dial, and the rotating block is continued to be rotated to limit the horizontal and vertical position of the dial, thereby achieving stable clamping of the dial, facilitating drilling processing on the dial, starting the micro motor to drive the driven wheel to rotate, and driving the driving wheel to rotate through the transmission belt, thereby driving the connecting rod fixedly connected thereto to rotate, thereby driving the inner ring of the bearing to rotate, thereby realizing the rotation of the dial, and facilitating drilling processing on different positions of the dial. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The three-dimensional structure of the present invention Figure 1 ;

[0019] Figure 2 The three-dimensional structure of the present invention Figure 2 ;

[0020] Figure 3 The three-dimensional structure of the present invention Figure 3 ;

[0021] Figure 4 It is a partial structural schematic diagram of the present invention;

[0022] Figure 5 The three-dimensional structure of the mounting seat and the clamping assembly of the present invention Figure 1 ;

[0023] Figure 6 The three-dimensional structure of the mounting seat and the clamping assembly of the present invention Figure 2 ;

[0024] Figure 7 For the present invention Figure 1 A magnified image of point A;

[0025] Figure 8 For the present invention Figure 6 Enlarged view of point B.

[0026] In the figure: 1, base; 2, side platform; 3, mounting seat; 5, clamping assembly; 6, display screen; 7, control box; 8, support platform; 9, limit disc; 10, micro drilling machine; 11, drill bit; 12, guide groove; 13, first motor; 14, turntable; 15, water pump; 16, water outlet pipe; 17, limit groove; 18, limit hole; 19, limit block; 20, nozzle; 21, water inlet pipe; 22, second motor; 23 , threaded block; 24, screw; 25, water tank; 26, filter plate; 27, reset plate; 28, support plate; 29, load-bearing plate; 30, first baffle; 31, second baffle; 32, rotating block; 33, bidirectional screw; 34, bearing; 35, arc block; 36, elastic part; 37, micro motor; 38, transmission belt; 39, driving wheel; 40, driven wheel; 41, left clamping block; 42, right clamping block; 43, stopper. DETAILED DESCRIPTION

[0027] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] like Figure 1-8As shown, a CNC drilling machine for watch production includes a base 1, a mounting seat 3 is slidably arranged on the base 1, an adjusting assembly is fixedly installed on the mounting seat 3, a clamping assembly 5 is arranged on the adjusting assembly, and the clamping assembly 5 is used to clamp the dial of the watch to be processed, a side table 2 is arranged on the side of the base 1, a plurality of micro drilling machines 10 are rotatably arranged on the side table 2, and drill bits 11 with different diameters are arranged on the micro drilling machines 10, a support table 8 is fixedly installed on the side table 2, a turntable 14 is rotatably connected to the support table 8, a limited position disc 9 is fixedly installed on the turntable 14, and a plurality of micro drilling machines 10 are rotatably arranged on the side table 2, and a plurality of micro drilling machines 10 are rotatably arranged on the micro drilling machines 10, and a plurality of micro drilling machines 11 with different diameters are arranged on the micro drilling machines 10, a support table 8 is fixedly installed on the side table 2, a turntable 14 is rotatably connected to the support table 8, a limited position disc 9 is fixedly installed on the turntable 14, and a plurality of micro drilling machines 10 are rotatably arranged on the side table 2 ... A first motor 13 is fixedly installed, and the output shaft of the first motor 13 is fixedly connected to the turntable 14. A plurality of micro drilling machines 10 are fixedly arranged at equal intervals in the limiting disc 9. By starting the first motor 13 to drive the turntable 14 to rotate, the required drill bit 11 is rotated to the top of the base 1, that is, in a direction perpendicular to the clamping assembly 5, in order to facilitate the subsequent drilling of the workpiece clamped on the clamping assembly 5. A water storage tank 25 is fixedly installed between the base 1 and the side platform 2, and a filter plate 26 is arranged on the water storage tank 25. A water pump 15 is fixedly installed on the side of the side platform 2, and the water inlet of the water pump 15 is fixedly installed. A water inlet pipe 21 is fixedly installed, and the water inlet pipe 21 extends into the water storage tank 25. The water outlet of the water pump 15 is fixedly installed with a water outlet pipe 16. The water outlet pipe 16 passes through the side platform 2 and is fixedly installed with a nozzle 20. A limiting groove 17 is provided on the side platform 2, and a limiting block 19 is slidably connected to the limiting groove 17. A pair of limiting holes 18 are provided on the limiting block 19. A plurality of groups of limiting holes 18 are symmetrically provided on both sides of the limiting groove 17. A nozzle 20 is clamped on the limiting block 19. The limiting block 19 is fixedly connected to the side platform 2 by screws. The sliding limiting block 19 adjusts the height of the nozzle 20 so that the nozzle 20 and the clamp The height of the clamping assembly 5 is matched, cooling water is added to the water tank 25, and when drilling the dial on the clamping assembly 5, the water pump 15 is started, and the cooling water in the water tank 25 is extracted through the water inlet pipe 21, pumped into the nozzle 20 through the water outlet pipe 16, and then sprayed to the dial being processed on the clamping assembly 5 through the nozzle 20, so as to cool the dial; the cooling water flows back to the water tank 25 through the filter plate 26, so as to realize the recycling of the cooling water; in order to prevent processing debris from entering the water tank 25, a filter screen can be set in the water tank 25 and below the filter plate 26 to filter out the processing debris;

[0029] As an implementation method in this embodiment, a guide groove 12 is provided on the base 1, a screw rod 24 is rotatably installed in the base 1, a threaded block 23 is threadedly connected to the screw rod 24, a second motor 22 is fixedly installed in the base 1, an output shaft of the second motor 22 is fixedly connected to the screw rod 24, the threaded block 23 passes through the guide groove 12 and is fixedly connected to the mounting seat 3, the second motor 22 is started, the screw rod 24 is driven to rotate, the threaded block 23 is moved, and the mounting seat 3 is driven to slide along the guide groove 12, and the adjustment device 22 is provided on the mounting seat 3. The joint assembly includes a reset plate 27, a support plate 28, and a bearing plate 29; the reset plate 27 is slidably connected to the support plate 28, the bearing plate 29 is fixedly connected to the reset plate 27, and the support plate 28 is slidably connected to the mounting seat 3. Threaded holes are provided on the reset plate 27 and the support plate 28, and the fixed connection between the support plate 28 and the mounting seat 3 can be achieved by tightening the bolts. The sliding reset plate 27 can adjust the height of the bearing plate 29, and the corresponding bolts on the reset plate 27 and the support plate 28 can be tightened to achieve the fixed connection between the reset plate 27 and the support plate 28.

[0030] As an implementation method in this embodiment, a clamping assembly 5 is provided on the bearing plate 29, and the clamping assembly 5 includes a first baffle 30, a second baffle 31, a bidirectional screw rod 33, a left clamping block 41, a right clamping block 42, a bearing 34, an arc block 35, and an elastic member 36; the bidirectional screw rod 33 is slidably connected to the bearing plate 29, the first baffle 30 and the second baffle 31 are symmetrically arranged on the bidirectional screw rod 33, and a rotating block 32 is fixedly installed at one end of the bidirectional screw rod 33. Rotating the rotating block 32 can realize the relative movement of the first baffle 30 and the second baffle 31, and the left clamping block 41 is fixedly installed on the first baffle 30. The right clamping block 42 is fixedly mounted on the second baffle 31. The left clamping block 41 and the right clamping block 42 are both provided with bearings 34 and are fixedly connected to the outer ring of the bearings 34. A pair of arc blocks 35 are provided in each bearing 34. The arc blocks 35 are provided with serrations for increasing the friction of clamping. Several groups of elastic members 36 are fixedly mounted between the arc blocks 35 and the bearings 34. In this embodiment, the elastic members 36 are compression springs. The elastic members 36 are fixedly connected to the inner ring of the bearings 34. The sides of the arc blocks 35 are all in contact with a block 43. The block 43 is fixedly connected to the inner ring of the bearings 34. The second baffle 31 A driving wheel 39 and a driven wheel 40 are arranged on the driving wheel 39 and the driven wheel 40, and a transmission belt 38 is arranged on the driving wheel 39 and the driven wheel 40, and the driven wheel 40 is rotatably connected to the second baffle plate 31, and a micro motor 37 is fixedly installed on the second baffle plate 31, and the output shaft of the micro motor 37 is fixedly connected to the driven wheel 40, and a connecting rod is arranged between the driving wheel 39 and the second baffle plate 31, and one end of the connecting rod is fixedly connected to the driving wheel 39, and the other end passes through the second baffle plate 31 and is fixedly connected to the inner ring of the bearing 34 in the second baffle plate 31. The purpose of the above arrangement is to arrange the dial to be processed between the left clamping block 41 and the right clamping block 42, and rotate the dial to be processed. The block 32 drives the left clamping block 41 and the right clamping block 42 to move toward each other and approach the dial to be processed, and then the dial is set between the two pairs of arc blocks 35 to clamp the dial, and the rotating block 32 is continuously rotated to limit the dial in the horizontal and vertical directions, thereby achieving stable clamping of the dial, and facilitating the drilling of the dial, and starting the micro motor 37 to drive the driven wheel 40 to rotate, and the driving wheel 39 is driven to rotate through the transmission belt 38, thereby driving the connecting rod fixedly connected thereto to rotate, thereby driving the inner ring of the bearing 34 to rotate, thereby realizing the rotation of the dial, and facilitating the drilling of different positions of the dial;

[0031] As an implementation method in this embodiment, a display screen 6 and a control box 7 are fixedly installed on the base 1. The control box 7 is electrically connected to the micro drilling machine 10, the first motor 13, the micro motor 37, and the second motor 22. The operation of each electrical drive source can be controlled by the control box 7. The entire device is controlled and connected through a PLC control system, and an operation interface is provided through the display screen 6 to display information such as equipment status and real-time data.

[0032] Working principle:

[0033] The support plate 28 can be fixedly connected to the mounting seat 3 by tightening the bolts, the support plate 28 is adjusted to the middle of the mounting plate 3, the second motor 22 is started, the screw rod 24 is driven to rotate, and the threaded block 23 is moved, thereby driving the mounting seat 3 to slide along the guide groove 12 to the bottom of the limit disk 9 and the top of the filter plate 26; by starting the first motor 13 to drive the turntable 14 to rotate, the required drill bit 11 can be rotated to the top of the base 1, the sliding limit block 19 adjusts the height of the nozzle 20 so that the nozzle 20 matches the height of the clamping assembly 5, the dial to be processed is set between the left clamping block 41 and the right clamping block 42, the rotating block 32 is rotated to drive the left clamping block 41 and the right clamping block 42 to move towards each other and close to the dial to be processed, and then the dial is set between the two pairs of arc blocks 35 to clamp the dial, and the rotating block 3 is continued to be rotated. 2 realizes the horizontal and vertical limit of the dial, thereby realizing the stable clamping of the dial, facilitating the drilling of the dial, starting the micro motor 37, driving the driven wheel 40 to rotate, driving the driving wheel 39 to rotate through the transmission belt 38, thereby driving the connecting rod fixedly connected thereto to rotate, thereby driving the inner ring of the bearing 34 to rotate, thereby realizing the rotation of the dial, and facilitating the drilling of holes at different positions of the dial; adding cooling water into the water storage tank 25, when drilling the dial on the clamping assembly 5, starting the water pump 15, extracting the cooling water in the water storage tank 25 through the water inlet pipe 21, pumping it into the nozzle 20 through the water outlet pipe 16, and then spraying it to the dial being processed on the clamping assembly 5 through the nozzle 20, realizing the cooling of the dial; the cooling water flows back to the water storage tank 25 through the filter plate 26, realizing the recycling of the cooling water.

[0034] In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, and a specific direction structure and operation, and therefore, cannot be understood as a limitation on the present invention. In addition, "first" and "second" are only for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] The above is a detailed description of an embodiment of the present invention, but the content is only a preferred embodiment of the present invention and cannot be considered to limit the scope of implementation of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A CNC drilling machine for watch production, characterized in that: The invention comprises a base (1), a mounting seat (3) is slidably arranged on the base (1), an adjusting assembly is fixedly mounted on the mounting seat (3), a clamping assembly (5) is arranged on the adjusting assembly, and the clamping assembly (5) is used to clamp the dial of the clock to be processed; a side platform (2) is arranged on the side of the base (1), a plurality of micro drilling machines (10) are rotatably arranged on the side platform (2), and the micro drilling machines (10) are provided with drill bits (11) of different diameters, The clamping assembly (5) comprises a first baffle (30), a second baffle (31), a bidirectional screw rod (33), a left clamping block (41), a right clamping block (42), a bearing (34), an arc block (35), and an elastic member (36); the bidirectional screw rod (33) is slidably connected to the adjustment assembly, the first baffle (30) and the second baffle (31) are symmetrically arranged on the bidirectional screw rod (33), a rotating block (32) is fixedly installed at one end of the bidirectional screw rod (33), the left clamping block (41) is fixedly installed on the first baffle (30), the right clamping block (42) is fixedly installed on the second baffle (31), and the left clamping block (41) is fixedly installed on the second baffle (31). A bearing (34) is arranged in the right clamping block (42) and is fixedly connected to the outer ring of the bearing (34). A pair of arc blocks (35) is arranged in each of the bearings (34). A plurality of groups of elastic members (36) are fixedly installed between the arc blocks (35) and the bearings (34). The elastic members (36) are fixedly connected to the inner ring of the bearing (34). A stopper (43) is abutted against the side of the arc block (35). The stopper (43) is fixedly connected to the inner ring of the bearing (34). A connecting rod is rotatably connected to the second baffle plate (31). The connecting rod is fixedly connected to the inner ring of the bearing (34) in the second baffle plate (31).

2. A CNC drilling machine for watch production according to claim 1, characterized in that: A support platform (8) is fixedly mounted on the side platform (2), a turntable (14) is rotatably connected to the support platform (8), a limit disk (9) is fixedly mounted on the turntable (14), a first motor (13) is fixedly mounted inside the support platform (8), an output shaft of the first motor (13) is fixedly connected to the turntable (14), and a plurality of micro drilling machines (10) are fixedly arranged at equal intervals inside the limit disk (9).

3. A CNC drilling machine for watch production according to claim 1, characterized in that: A water storage tank (25) is fixedly installed between the base (1) and the side platform (2), and a filter plate (26) is arranged on the water storage tank (25). A water pump (15) is fixedly installed on the side of the side platform (2), and a water inlet pipe (21) is fixedly installed at the water inlet of the water pump (15), and the water inlet pipe (21) extends into the water storage tank (25). A water outlet pipe (16) is fixedly installed at the water outlet of the water pump (15), and a nozzle (20) is fixedly installed on the water outlet pipe (16) passing through the side platform (2).

4. A CNC drilling machine for watch production according to claim 3, characterized in that: The side platform (2) is provided with a limiting groove (17), a limiting block (19) is slidably connected to the limiting groove (17), a pair of limiting holes (18) are provided on the limiting block (19), a plurality of groups of limiting holes (18) are symmetrically provided on both sides of the limiting groove (17), a nozzle (20) is clamped on the limiting block (19), and the limiting block (19) is fixedly connected to the side platform (2) by screws.

5. A CNC drilling machine for watch production according to claim 1, characterized in that: The base (1) is provided with a guide groove (12), a screw rod (24) is rotatably installed in the base (1), a threaded block (23) is threadedly connected to the screw rod (24), a second motor (22) is fixedly installed in the base (1), an output shaft of the second motor (22) is fixedly connected to the screw rod (24), and the threaded block (23) passes through the guide groove (12) and is fixedly connected to the mounting seat (3).

6. A CNC drilling machine for watch production according to claim 1, characterized in that: The adjustment assembly arranged on the mounting seat (3) comprises a reset plate (27), a support plate (28) and a bearing plate (29); the reset plate (27) is slidably connected to the support plate (28), the bearing plate (29) is fixedly connected to the reset plate (27), the support plate (28) is slidably connected to the mounting seat (3), threaded holes are provided on the reset plate (27) and the support plate (28), the fixed connection between the support plate (28) and the mounting seat (3) can be achieved by tightening bolts, the height of the bearing plate (29) can be adjusted by sliding the reset plate (27), and the fixed connection between the reset plate (27) and the support plate (28) can be achieved by tightening the corresponding bolts on the reset plate (27) and the support plate (28).

7. A CNC drilling machine for watch production according to claim 1, characterized in that: The arc block (35) is provided with saw teeth, a driving wheel (39) and a driven wheel (40) are provided on the second baffle (31), a transmission belt (38) is provided on the driving wheel (39) and the driven wheel (40), the driven wheel (40) is rotatably connected to the second baffle (31), a micro motor (37) is fixedly mounted on the second baffle (31), an output shaft of the micro motor (37) is fixedly connected to the driven wheel (40), the connecting rod is provided between the driving wheel (39) and the second baffle (31), one end of the connecting rod is fixedly connected to the driving wheel (39), and the other end passes through the second baffle (31) and is fixedly connected to the inner ring of the bearing (34) in the second baffle (31).

8. A CNC drilling machine for watch production according to claim 6, characterized in that: The clamping assembly is arranged on a bearing plate (29), and the bidirectional screw rod (33) is slidably connected to the bearing plate (29).

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