CN112207324A

CN112207324A - High-precision punching equipment suitable for machining of precise parts

Info

Publication number: CN112207324A
Application number: CN202011018178.0A
Authority: CN
Inventors: 曲征东; 罗自成; 吴利辉
Original assignee: Wuhan Ruisi Precision Manufacturing Co ltd
Current assignee: Wuhan Ruisi Precision Manufacturing Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-01-12

Abstract

The invention discloses high-precision punching equipment suitable for machining of precise parts, which comprises a workbench, wherein a side plate is fixedly arranged at one end of the workbench, a top plate is fixedly arranged on the inner wall of the upper end of the side plate, a cooling liquid tank and a water pump are fixedly arranged on the top plate, first end plates are fixedly arranged at the front end and the rear end below the top plate, a first slide bar and a first screw rod are arranged between the first end plates, two ends of the first slide bar are fixedly connected with the inner wall of the first end plate, first bearings are fixedly sleeved on the outer walls of two ends of the first screw rod, and the first bearings are respectively fixedly embedded in the first end plates. Has the advantages that: the position that the regulation spare part that can be nimble punched to the degree of depth that can accurate control punches can carry on spacingly to the drill chuck moreover and makes the drill bit be difficult for taking place the vibration, thereby can make the bore that punches more accurate, but also can carry out effectual cooling to drill bit and spare part through spraying the coolant liquid.

Description

High-precision punching equipment suitable for machining of precise parts

Technical Field

The invention relates to the field of punching equipment, in particular to high-precision punching equipment suitable for machining precision parts.

Background

With the continuous development of science and technology and society, the popularity of automobiles in our lives is higher and higher, so that the automobile manufacturing industry is prosperous, and the processing industry of automobile precision parts is developed. Automobile precision parts are basic components of automobiles and are basic units in the automobile manufacturing process.

An important step when processing the accurate spare part of car is exactly to punch, but the device that is used for punching for accurate spare part among the prior art is difficult to carry out accurate control to the degree of depth of punching, and the drill bit easily takes place the vibration in the rotation process moreover and leads to the aperture grow that punches for the precision of punching is lower, and the friction can produce a large amount of heats between drill bit and the spare part among the punching process, leads to drill bit and spare part to damage because of the high temperature easily.

An effective solution to the problems in the related art has not been proposed yet.

Disclosure of Invention

The invention aims to provide high-precision punching equipment suitable for machining of precision parts, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a high-precision punching device suitable for machining precise parts comprises a workbench, wherein a side plate is fixedly arranged at one end of the workbench, a top plate is fixedly arranged on the inner wall of the upper end of the side plate, a cooling liquid box and a water pump are fixedly arranged on the top plate, first end plates are fixedly arranged at the front end and the rear end below the top plate, a first slide bar and a first lead screw are arranged between the first end plates, the two ends of the first slide bar are fixedly connected with the inner wall of the first end plate, the outer walls of the two ends of the first lead screw are fixedly sleeved with first bearings, the first bearings are respectively fixedly embedded in the first end plates, a slide block is arranged on the outer wall of the first slide bar and the outer wall of the first lead screw, a slide hole and a first threaded hole are formed in the middle part of the slide block, the slide hole is slidably sleeved on the outer wall of the first slide bar, the first threaded hole is in threaded connection with the, the rotary shaft of the first motor is fixedly connected with the first screw rod, two hydraulic cylinders are fixedly arranged below two ends of the sliding block, an infrared distance measuring sensor is fixedly embedded below the middle part of the sliding block, a mounting plate is fixedly arranged below a piston rod of the hydraulic cylinder, a second motor is fixedly arranged below the middle part of the mounting plate, a drill chuck is arranged on the rotary shaft of the second motor, a drill bit is arranged at the lower end of the drill chuck, a second bearing is fixedly sleeved on the outer wall of the drill chuck, a sleeve is fixedly sleeved on the outer wall of the second bearing, the upper end of the sleeve is fixedly connected with the mounting plate, four concave brackets are fixedly arranged on the outer wall of the lower end of the sleeve at equal intervals, pin shafts are rotatably arranged on two side walls of each concave bracket, spray heads are fixedly arranged between the pin shafts and connected with the output end of the water pump through guide pipes, and, the utility model discloses a hydraulic pressure measuring device, including workstation, slide tube, water pump, display screen, infrared distance measuring sensor, hydraulic pump and electric reversing valve, all fixed second end plate that is equipped with on the workstation both ends, the fixed second slide bar that is equipped with quantity two between the second end plate, the equal slip cap that is equipped with quantity two of second slide bar outer wall all slides and is equipped with quantity as two slide cartridge, the fixed slide that is equipped with between the slide cartridge upper end, be equipped with anchor clamps on the slide, the slide cartridge is kept away from the equal threaded connection of slide one end upper wall has fastening bolt, just fastening bolt runs through the upper wall of slide cartridge, curb plate outer wall down is fixed controller, display screen and control panel in proper order from top to bottom, first motor the second motor the water pump the display screen control panel infrared distance measuring sensor with the hydraulic pump.

Furthermore, a plurality of heat dissipation holes are formed in the outer wall of the upper end of the sleeve.

Furthermore, a liquid feeding port is formed in the cooling liquid tank, a sealing cover is connected to the liquid feeding port in a threaded mode, and a visible window is formed in the front face of the cooling liquid tank.

Furthermore, the outer wall of the pin shaft can be rotatably sleeved with damping sleeves, and the damping sleeves are fixedly embedded in two side walls of the concave support respectively.

Furthermore, four angles of the workbench are all fixedly provided with anti-skid cushion blocks.

Further, anchor clamps include the ring, the ring is fixed on the slide, the ring is along the equidistant fixed screw thread section of thick bamboo that is equipped with quantity four of inlaying of circumferencial direction, equal threaded connection has the second lead screw in the screw thread section of thick bamboo, the second lead screw stretches into the intra-annular one end of ring is all fixed and is equipped with splint.

Furthermore, the outer wall of one end of the second screw rod extending into the circular ring is fixedly sleeved with a third bearing, and the outer ring of the third bearing is fixedly connected with the corresponding clamping plate.

Furthermore, a knob is fixedly arranged at one end, far away from the clamping plate, of the second screw rod, and anti-skid convex lines are processed on the outer wall of the knob.

Furthermore, a second threaded hole is formed in the upper wall of one end, away from the sliding plate, of the sliding barrel, and the fastening bolts are in threaded connection with the second threaded hole.

Compared with the prior art, the invention has the following beneficial effects:

(1) according to the invention, by arranging the workbench, the side plate, the top plate, the liquid storage tank, the water pump, the first end plate, the first slide rod, the first lead screw, the first bearing, the slide block, the first motor, the hydraulic cylinder, the infrared distance measuring sensor, the sleeve, the mounting plate, the second motor, the drill chuck, the drill bit, the concave bracket, the spray head, the second end plate, the second slide rod, the slide plate, the clamp, the controller, the display screen and the control panel, the punching position of the part can be flexibly adjusted, the punching depth can be accurately controlled, and the drill chuck can be limited so that the drill bit is not easy to vibrate, so that the punching aperture can be more accurate, and the drill bit and the part can be effectively cooled by spraying cooling liquid.

(2) The heat dissipation holes are formed, so that the heat dissipation efficiency of the second motor can be effectively improved.

(3) According to the invention, through arranging the liquid feeding port, the sealing cover and the visual window, the height of the liquid level in the cooling liquid tank can be observed through the visual window, and when the liquid level is lower, the sealing cover can be opened to feed the cooling liquid into the cooling liquid tank.

(4) According to the invention, by arranging the damping sleeve, the spray head can stay at any position by utilizing the damping force between the pin shaft and the damping sleeve.

(5) The anti-skid cushion block is arranged, so that the anti-skid performance between the workbench and the ground can be improved.

(6) According to the invention, by arranging the clamp, the parts in the circular ring can be clamped and fixed by rotating the second screw rod and utilizing the clamping plate, and the parts are clamped in four different directions, so that the clamping effect is better.

(7) According to the invention, the third bearing is arranged, so that the second screw rod can be rotated when the clamping plate is contacted with a part, the clamping plate is not easy to drive to rotate, and the outer surface of the part can be prevented from being abraded due to the rotation of the clamping plate.

(8) According to the invention, the knob and the anti-skid convex patterns are arranged, so that the second screw rod can be conveniently rotated through the knob.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a high-precision punching device suitable for machining precision parts according to an embodiment of the invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is a cross-sectional view of a concave support in a high precision drilling apparatus suitable for machining precision parts according to an embodiment of the present invention;

fig. 4 is a bottom view of a first end plate of a high-precision drilling apparatus for machining precision parts according to an embodiment of the present invention;

FIG. 5 is a top view of a second end plate of a high precision drilling apparatus suitable for machining precision parts according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a fixture in a high-precision punching device suitable for machining precision parts according to an embodiment of the invention.

Reference numerals:

1. a work table; 2. a side plate; 3. a top plate; 4. a coolant tank; 5. a water pump; 6. a first end plate; 7. a first slide bar; 8. a first lead screw; 9. a first bearing; 10. a slider; 11. a slide hole; 12. a first threaded hole; 13. a first motor; 14. a hydraulic cylinder; 15. an infrared ranging sensor; 16. mounting a plate; 17. a second motor; 18. a drill chuck; 19. a drill bit; 20. a second bearing; 21. a sleeve; 22. a concave bracket; 23. a pin shaft; 24. a spray head; 25. a second end plate; 26. a second slide bar; 27. a slide cylinder; 28. a slide plate; 29. fastening a bolt; 30. a controller; 31. a display screen; 32. a control panel; 33. a liquid filling port; 34. a sealing cover; 35. a visible window; 36. a damping sleeve; 37. an anti-skid cushion block; 38. a circular ring; 39. a threaded barrel; 40. a second lead screw; 41. a splint; 42. a third bearing; 43. a knob; 44. a second threaded hole; 45. and (4) heat dissipation holes.

Detailed Description

The invention is further described with reference to the following drawings and detailed description:

the first embodiment is as follows:

referring to fig. 1-6, a high-precision punching apparatus suitable for machining precision parts according to an embodiment of the present invention includes a worktable 1, a side plate 2 is fixedly disposed at one end of the worktable 1, a top plate 3 is fixedly disposed on an inner wall of an upper end of the side plate 2, a coolant tank 4 and a water pump 5 are fixedly disposed on the top plate 3, first end plates 6 are fixedly disposed at front and rear ends of a lower portion of the top plate 3, a first slide bar 7 and a first screw bar 8 are disposed between the first end plates 6, two ends of the first slide bar 7 are fixedly connected to an inner wall of the first end plate 6, outer walls of two ends of the first screw bar 8 are fixedly sleeved with first bearings 9, the first bearings 9 are respectively and fixedly embedded in the first end plates 6, outer walls of the first slide bar 7 and the first screw bar 8 are provided with a slide block 10, a slide hole 11 and a first threaded hole 12 are disposed in a middle portion of the slide block 10, the sliding hole 11 is sleeved on the outer wall of the first sliding rod 7 in a sliding manner, the first threaded hole 12 is in threaded connection with the first screw rod 8, the outer wall of the first end plate 6 is fixedly provided with a first motor 13, a rotating shaft of the first motor 13 is fixedly connected with the first screw rod 8, two hydraulic cylinders 14 are fixedly arranged below two ends of the slider 10, an infrared distance measuring sensor 15 is fixedly embedded below the middle part of the slider 10, a mounting plate 16 is fixedly arranged below a piston rod of the hydraulic cylinder 14, a second motor 17 is fixedly arranged below the middle part of the mounting plate 16, a drill chuck 18 is arranged on the rotating shaft of the second motor 17, a drill bit 19 is arranged at the lower end of the drill chuck 18, a second bearing 20 is fixedly sleeved on the outer wall of the drill chuck 18, a sleeve 21 is fixedly sleeved on the outer wall of the second bearing 20, the upper end of the sleeve 21 is fixedly connected with the mounting plate 16, four concave supports 22 are fixedly arranged, the two side walls of the concave support 22 can be rotatably provided with pin shafts 23, spray heads 24 are fixedly arranged between the pin shafts 23, the spray heads 24 are connected with the output end of the water pump 5 through guide pipes, the input end of the water pump 5 is connected with the cooling liquid tank 4, the two ends of the workbench 1 are fixedly provided with second end plates 25, two second slide bars 26 are fixedly arranged between the second end plates 25, the outer walls of the second slide bars 26 are slidably sleeved with two slide cylinders 27, a slide plate 28 is fixedly arranged between the upper ends of the slide cylinders 27, the slide plate 28 is provided with a clamp, the upper wall of one end of the slide cylinder 27 far away from the slide plate 28 is in threaded connection with fastening bolts 29, the fastening bolts 29 penetrate through the upper wall of the slide cylinder 27, the outer wall of the side plate 2 is sequentially and fixedly provided with a controller 30, a display screen 31 and a control panel 32 from top to bottom, the first motor 13, the second motor 17, the water pump 5, the display screen 31, the control panel 32, the infrared distance measuring sensor 15 and the hydraulic pump and the electromagnetic reversing valve of the hydraulic cylinder 14 are all electrically connected to the controller 30.

According to the scheme, the drilling position of the part can be flexibly adjusted, the drilling depth can be accurately controlled, the drill chuck 18 can be limited, so that the drill bit 19 is not prone to vibration, the drilling caliber can be more accurate, and the drill bit 19 and the part can be effectively cooled by spraying cooling liquid.

Example two:

referring to fig. 1-3, for the sleeve 21, the outer wall of the upper end of the sleeve 21 is provided with a plurality of heat dissipation holes 45; for the cooling liquid tank 4, a liquid feeding port 33 is arranged on the cooling liquid tank 4, a sealing cover 34 is connected to the liquid feeding port 33 in a threaded manner, and a visible window 35 is arranged on the front surface of the cooling liquid tank 4; for the pin shaft 23, the outer wall of the pin shaft 23 can be rotatably sleeved with damping sleeves 36, and the damping sleeves 36 are respectively fixedly embedded in two side walls of the concave bracket 22; for the workbench 1, anti-skid cushion blocks 37 are fixedly arranged below four corners of the workbench 1.

Through the scheme of the invention, the heat dissipation holes 45 can effectively increase the heat dissipation efficiency of the second motor 17, the liquid level in the cooling liquid tank 4 can be observed through the visible window 35, the sealing cover 34 can be opened to add cooling liquid into the cooling liquid tank 4 when the liquid level is low, the spray head 24 can be stopped at any position by utilizing the damping force between the pin shaft 23 and the damping sleeve 36, and the anti-skid cushion block 37 can increase the anti-skid performance between the workbench 1 and the ground.

Example three:

referring to fig. 1, 5 and 6, for the fixture, the fixture includes a circular ring 38, the circular ring 38 is fixed on the sliding plate 28, four threaded cylinders 39 are fixedly embedded in the circular ring 38 at equal intervals along the circumferential direction, a second screw rod 40 is connected to each threaded cylinder 39 in a threaded manner, and a clamping plate 41 is fixedly arranged at one end of each second screw rod 40 extending into the circular ring 38; for the second screw rod 40, the outer wall of one end of the second screw rod 40 extending into the circular ring 38 is fixedly sleeved with a third bearing 42, and the outer ring of the third bearing 42 is fixedly connected with the corresponding clamping plate 41; for the second screw rod 40, a knob 43 is fixedly arranged at one end of the second screw rod 40 far away from the clamping plate 41, and anti-skid convex patterns are processed on the outer wall of the knob 43; for the slide cylinder 27, the upper wall of one end of the slide cylinder 27 far away from the slide plate 28 is provided with a second threaded hole 44, and the fastening bolts 29 are screwed in the second threaded hole 44.

Through the scheme of the invention, the parts in the circular ring 38 can be clamped and fixed by rotating the second screw rod 40 and utilizing the clamping plate 41, and the parts are clamped in four different directions, so that the clamping effect is better, the third bearing 42 can rotate the second screw rod 40 when the clamping plate 41 is contacted with the parts, so that the clamping plate 41 is not easy to drive to rotate, the clamping plate 41 can be prevented from rotating to cause abrasion on the outer surfaces of the parts, and the anti-skid convex patterns can facilitate the rotation of the second screw rod 40 through the knob 43.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, firstly, the sliding plate 28 is moved out of the position under the drill 19 by sliding the sliding plate 28, then the clamping plate 41 is used for clamping and fixing the parts in the circular ring 38 by rotating the second screw rod 40, and thereby the parts are clamped in four different directions, the clamping effect is better, the third bearing 42 is arranged to rotate the second screw rod 40 when the clamping plate 41 is contacted with the parts, so that the clamping plate 41 is not easy to be driven to rotate, thereby the abrasion of the outer surface of the parts caused by the rotation of the clamping plate 41 can be prevented, the anti-skid convex patterns can facilitate the rotation of the second screw rod 40 by the knob 43, thereby the parts can be clamped and fixed on the sliding plate 28, thereby the condition that the worker is injured due to the abnormal rotation of the second motor 17 in the process of clamping and fixing the parts can be avoided, then the position of the parts in the X-axis direction can be adjusted by sliding the sliding plate 28, the sliding plate 28 can be fixed by screwing the four fastening bolts, by controlling the first motor 13 to rotate, the first lead screw 8 can be driven to rotate, the slider 10 can be driven to translate in the Y-axis direction by utilizing the threaded connection with the slider 10, the position of the drill 19 in the Y-axis direction can be adjusted, punching can be carried out on any position on the horizontal plane of a part, after the positions of the drill 19 and the part are adjusted, the hydraulic cylinder 14 is controlled to extend to enable the drill 19 to be in contact with the part, then the punching depth is input through the control panel 32, at the moment, the infrared distance measuring sensor 15 can detect the distance between the infrared distance measuring sensor and the mounting plate 16, then the second motor 17 and the water pump 5 are controlled to work, meanwhile, the hydraulic cylinder 14 is controlled to extend slowly, the second motor 17 drives the drill 19 to punch on the specified position of the part, the infrared distance measuring sensor 15 can detect the descending distance of the drill 19, when the descending distance reaches the input, the controller 30 can automatically control the hydraulic cylinder 14 to stop extending and recover and reset, so as to automatically and accurately control the drilling depth, and when drilling, the second bearing 20 and the sleeve 21 can limit the drill chuck 18, so that the drill bit 19 is not easy to vibrate and deviate from the axis during the rotation process, so that the drilling aperture can be accurately controlled, the water pump 5 can spray the cooling liquid in the cooling liquid tank 4 onto the drill bit 19 from the spray head 24, so as to cool the drill bit 19 and parts, and can adjust the spraying direction through rotating the spray head 24, the heat dissipation holes 45 can effectively increase the heat dissipation efficiency of the second motor 17, the liquid level in the cooling liquid tank 4 can be observed through the visible window 35, the sealing cover 34 can be opened to add the cooling liquid into the cooling liquid tank 4 when the liquid level is low, and the spray head 24 can stay at any position by using the damping force between the pin shaft 23 and the damping sleeve 36, the anti-skid pads 37 can increase the anti-skid property between the work table 1 and the ground.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The high-precision punching equipment suitable for machining of precise parts is characterized by comprising a workbench (1), wherein one end of the workbench (1) is fixedly provided with a side plate (2), the inner wall of the upper end of the side plate (2) is fixedly provided with a top plate (3), the top plate (3) is fixedly provided with a cooling liquid tank (4) and a water pump (5), the front end and the rear end under the top plate (3) are respectively fixedly provided with a first end plate (6), a first sliding rod (7) and a first lead screw (8) are arranged between the first end plates (6), the two ends of the first sliding rod (7) are respectively fixedly connected with the inner wall of the first end plate (6), the outer walls of the two ends of the first lead screw (8) are respectively and fixedly sleeved with a first bearing (9), the first bearing (9) is respectively and fixedly embedded in the first end plate (6), the outer walls of the first sliding rod (7) and the first lead screw (8) are provided with a sliding block (10, a sliding hole (11) and a first threaded hole (12) are formed in the middle of the sliding block (10), the sliding hole (11) is sleeved on the outer wall of the first sliding rod (7) in a sliding mode, the first threaded hole (12) is in threaded connection with the first lead screw (8), a first motor (13) is fixedly arranged on the outer wall of the first end plate (6), a rotating shaft of the first motor (13) is fixedly connected with the first lead screw (8), two hydraulic cylinders (14) are fixedly arranged at the two ends of the sliding block (10) in a lower mode, an infrared distance measuring sensor (15) is fixedly embedded in the middle of the sliding block (10), a mounting plate (16) is fixedly arranged below a piston rod of each hydraulic cylinder (14), a second motor (17) is fixedly arranged below the middle of the mounting plate (16), a drill chuck (18) is installed on the rotating shaft of the second motor (17), and a drill bit (19) is installed at the lower end of, the drill chuck (18) is characterized in that a second bearing (20) is fixedly sleeved on the outer wall of the drill chuck (18), a sleeve (21) is fixedly sleeved on the outer wall of the second bearing (20), the upper end of the sleeve (21) is fixedly connected with the mounting plate (16), four concave supports (22) are fixedly arranged on the outer wall of the lower end of the sleeve (21) at equal intervals, two side walls of each concave support (22) can be rotatably provided with a pin shaft (23), a spray head (24) is fixedly arranged between the pin shafts (23), the spray head (24) is connected with the output end of the water pump (5) through a guide pipe, the input end of the water pump (5) is connected with the cooling liquid tank (4), second end plates (25) are fixedly arranged on the two ends of the workbench (1), two second slide rods (26) are fixedly arranged between the second end plates (25), and two slide cylinders (27) are slidably sleeved on the outer wall of each second slide rod (26, fixed slide (28) of being equipped with between slide (27) upper end, be equipped with anchor clamps on slide (28), slide (27) are kept away from slide (28) one end upper wall equal threaded connection has fastening bolt (29), just fastening bolt (29) run through the upper wall of slide (27), curb plate (2) outer wall is from top to bottom fixed controller (30), display screen (31) and control panel (32) of being equipped with in proper order, first motor (13) second motor (17) water pump (5) display screen (31) control panel (32) infrared distance measuring sensor (15) with the hydraulic pump and the electricity switching-over solenoid valve of pneumatic cylinder (14) all with controller (30) electric connection.

2. The high-precision punching equipment suitable for machining of precise parts and components as claimed in claim 1, wherein the outer wall of the upper end of the sleeve (21) is provided with a plurality of heat dissipation holes (45).

3. The high-precision punching equipment suitable for machining of precise parts and components according to claim 1, wherein a liquid filling opening (33) is formed in the cooling liquid tank (4), a sealing cover (34) is connected to the liquid filling opening (33) in a threaded mode, and a visible window (35) is formed in the front face of the cooling liquid tank (4).

4. The high-precision punching device suitable for machining of precise parts is characterized in that damping sleeves (36) are rotatably sleeved on the outer wall of the pin shaft (23), and the damping sleeves (36) are fixedly embedded in two side walls of the concave support (22) respectively.

5. The high-precision punching equipment suitable for machining of precise parts is characterized in that anti-skid cushion blocks (37) are fixedly arranged at the lower four corners of the workbench (1).

6. The high-precision punching device suitable for machining of precise parts and components according to claim 1, wherein the fixture comprises a circular ring (38), the circular ring (38) is fixed on the sliding plate (28), four threaded cylinders (39) are fixedly embedded in the circular ring (38) at equal intervals along the circumferential direction, a second screw rod (40) is connected to each threaded cylinder (39) in a threaded manner, and a clamping plate (41) is fixedly arranged at one end of each second screw rod (40) extending into the circular ring (38).

7. The high-precision punching device suitable for machining of precise parts and components as claimed in claim 6, wherein an outer wall of one end of the second lead screw (40) extending into the circular ring (38) is fixedly sleeved with a third bearing (42), and an outer ring of the third bearing (42) is fixedly connected with the corresponding clamping plate (41).

8. A high-precision punching device suitable for machining of precision parts and components according to claim 7, characterized in that a knob (43) is fixedly arranged at one end of the second screw rod (40) far away from the clamping plate (41), and anti-skid convex lines are machined on the outer wall of the knob (43).

9. The high-precision punching equipment suitable for machining of precise parts is characterized in that an upper wall of one end, away from the sliding plate (28), of the sliding cylinder (27) is provided with a second threaded hole (44), and the fastening bolts (29) are screwed in the second threaded holes (44).