Grabbing equipment for precision mechanical part machining

Abstract

The invention belongs to the technical field of mechanical equipment, and particularly relates to precise mechanical part machining grabbing equipment which comprises a rack, and a moving mechanism and an adjusting mechanism are arranged below the rack. The adjusting mechanism is positioned above the moving mechanism; the movement mechanism realizes the movement of the device driven by the universal wheels; and the adjusting mechanism realizes the action that the lifting screw rod drives the rack to perform height adjustment. According to the grabbing equipment for precision mechanical part machining, the adjusting mechanism is arranged, the surface of a movable screw rod is in threaded connection with the surface of a movable sliding block to drive the movable sliding block to slide back and forth along the surface of a sliding groove, and an adjusting motor drives an adjusting screw rod to rotate to drive an adjusting sliding block to slide along the surface of an adjusting sliding rod; the driving motor drives the take-up roller to rotate to control lifting of a lifting hook below the movable support, and the technical problems that when an existing device is unloaded, a manganese steel ball needs to be driven to ascend and descend, electricity is consumed, and lifted heavy objects are inconvenient to move are solved.

Description

Technical Field

[0001] The present invention relates to the technical field of mechanical equipment, and in particular to a grasping device for machining precision mechanical parts. Background Art

[0002] A gripping device for precision mechanical parts processing disclosed on a Chinese patent website (Announcement No.: CN115256014A) solves the technical problem that traditional gripping devices consume a lot of electricity, especially when the equipment grabs and lifts parts, it needs more electricity to drive, but it still has the following problems:

[0003] In actual use, only through the effect of gravity inertia, through the coordinated use of the fixed frame, the second steel wire rope and the manganese steel ball, when the lifting hook lifts the object or component, it can rely on the manganese steel ball's own downward gravity to move upward. When it is unloaded, the manganese steel ball needs to be driven up and down, which consumes electricity and is inconvenient to move the lifted heavy object, making it inconvenient to use. Summary of the invention

[0004] Based on the technical problems that the existing device needs to drive the manganese steel ball to rise and fall when unloaded, which consumes electricity and is inconvenient to move the lifted heavy objects, the present invention proposes a grasping device for precision mechanical parts processing.

[0005] The present invention provides a grasping device for precision mechanical parts processing, comprising a frame, and a moving mechanism and an adjusting mechanism are respectively arranged below the frame;

[0006] The adjusting mechanism is located above the moving mechanism;

[0007] The moving mechanism includes a universal wheel, and the moving mechanism realizes the action of the universal wheel driving the device to move;

[0008] The adjusting mechanism comprises a lifting screw, and the adjusting mechanism enables the lifting screw to drive the frame to adjust its height.

[0009] Preferably, the mobile mechanism also includes a base plate, a telescopic rod is fixedly connected to the surface of the base plate, one end of the telescopic rod is fixedly connected to a shock-absorbing pad, the surface of the base plate is fixedly connected to the surface of the universal wheel, the two universal wheels and the two telescopic rods are symmetrically distributed with the axis of the base plate as the center, and the two base plates are symmetrically distributed with the axis of the frame as the center.

[0010] Preferably, a support column is fixedly connected to the surface of the base plate, and a plurality of the support columns are symmetrically distributed with the axis of the base plate as the center, a mounting plate is fixedly connected to the surface of the support column, a plurality of lifting slide rods are fixedly connected to the surface of the mounting plate, and the surfaces of the plurality of lifting slide rods are fixedly connected to a top plate.

[0011] Preferably, a lifting slider is fixedly connected to the surface of the frame, and a plurality of the lifting sliders are symmetrically distributed with the axis of the frame as the center. The surface of the frame is slidably connected to the surfaces of the plurality of top plates respectively, and the surface of the lifting slider is slidably connected to the surface of the lifting slide rod.

[0012] Preferably, the adjustment mechanism also includes a dual-axis motor, the surface of the dual-axis motor is fixedly connected to the surface of the base plate, the output shafts of the dual-axis motor are fixedly connected to the transmission shaft through a coupling, the surface of the mounting plate is fixedly connected to a transmission bracket, the surface of the transmission bracket is rotatably connected to the surface of the transmission shaft, the surface of the transmission shaft is fixedly connected to a first bevel gear, and the two first bevel gears are distributed in a linear array in the axial direction of the transmission shaft.

[0013] Preferably, the surfaces of the two first bevel gears are meshedly connected with the second bevel gears, the surface of the second bevel gears is fixedly connected to the surface of the lifting screw, the surface of the lifting screw is rotatably connected to the surface of the mounting plate and the surface of the top plate respectively, the surface of the lifting screw is threadedly connected to the surface of the lifting slider, and the two lifting screws are symmetrically distributed with the axis of the lifting slider as the center.

[0014] Preferably, a movable slide groove is provided on the surface of the frame, and the two movable slide grooves are symmetrically distributed with the axis of the frame as the center, the surface of the movable slide groove is slidably connected with a movable slider, the surfaces of the two movable sliders are rotatably connected with an adjusting slide rod and an adjusting screw, the surface of the movable slider is threadedly connected with a movable screw, the surface of the movable screw is rotatably connected to the surface of the frame, and the surfaces of the two movable screws are respectively fixedly connected with a third bevel gear and a fourth bevel gear.

[0015] Preferably, a moving motor is fixedly connected to the surface of the frame, and the output shaft of the moving motor is fixedly connected to one end of the moving screw through a coupling, and an adjusting motor is fixedly connected to the surface of the moving slider, and the output shaft of the adjusting motor is fixedly connected to one end of the adjusting screw through a coupling, and a connecting bracket is fixedly connected to the surface of the connecting bracket, and a connecting shaft is rotatably connected to the surface of the connecting shaft, and a fifth bevel gear is fixedly connected to the surface of the two fifth bevel gears, and the surfaces of the two fifth bevel gears are meshed with the surfaces of the third bevel gear and the fourth bevel gear respectively.

[0016] Preferably, the surface of the adjusting screw is threadedly connected with an adjusting slider, the surface of the adjusting slider is slidably connected to the surface of the adjusting slide rod, the surface of the adjusting slider is fixedly connected to a fixed bracket, the surface of the fixed bracket is fixedly connected to a driving motor, the surface of the fixed bracket is respectively rotatably connected to a take-up roller and a first pulley, and the output shaft of the driving motor is fixedly connected to the surface of the take-up roller through a coupling.

[0017] Preferably, a movable bracket is arranged below the fixed bracket, the surface of the movable bracket is rotatably connected to the second pulley, the surface of the movable bracket is rotatably connected to the hook, the surface of the movable bracket is fixedly connected to a steel cable, the surface of the steel cable is slidingly connected to the surface of the first pulley, the surface of the second pulley and the surface of the take-up roller respectively, and the other end of the steel cable is fixedly connected to the surface of the take-up roller.

[0018] The beneficial effects of the present invention are:

[0019] The first bevel gear on the second bevel gear of the second gear is engaged with the first bevel gear on the second gear of the lifting screw, and the second bevel gear on the second gear of the lifting screw is engaged with the first bevel gear on the second gear of the lifting screw, and the lifting screw is screwed to the lifting slider on the frame surface to drive the frame to slide up and down along the surface of the lifting slide bar for adjustment. The mobile motor drives the mobile screw to rotate, and the fourth bevel gear at both ends of the connecting bracket is respectively engaged with the third bevel gear and the fifth bevel gear on the surfaces of the two moving screws to make the two moving screws rotate synchronously. The surface of the moving screw is threadedly connected with the surface of the moving slider to drive the moving slider to slide back and forth along the surface of the slide groove. The adjusting motor drives the adjusting screw to rotate and drives the adjusting slider to slide along the surface of the adjusting slide bar. The steel cable fixed on the surface of the take-up roller is respectively slidably connected with the surface of the take-up roller, the surface of the second pulley, and the surface of the first pulley. The other end of the steel cable is fixedly connected to the surface of the movable bracket, and the driving motor drives the take-up roller to rotate to control the lifting of the hook below the movable bracket, which solves the technical problems that the existing device needs to drive the manganese steel ball to lift and lower when it is unloaded and consumes power and is inconvenient to move the lifted heavy object.

[0020] 2. By setting up a moving mechanism, multiple universal wheels arranged under the bottom plate drive the device to move. When the device moves to the working position, multiple telescopic rods under the bottom plate are driven to support and fix the device. The shock-absorbing pad at one end of the telescopic rod reduces the impact of vibration on the equipment during the lifting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of a gripping device for precision mechanical parts processing proposed by the present invention;

[0022] Figure 2 A three-dimensional diagram of the structure of a lifting slider for a precision mechanical parts processing and grabbing device proposed by the present invention;

[0023] Figure 3 This is a front view of a telescopic rod structure for a precision mechanical parts processing grabbing device proposed by the present invention;

[0024] Figure 4 A three-dimensional diagram of a lifting screw structure for a precision mechanical parts processing and grasping device proposed by the present invention;

[0025] Figure 5 This is a front view of a transmission support structure for a precision mechanical parts processing and grabbing device proposed by the present invention;

[0026] Figure 6 A three-dimensional diagram of a connecting bracket structure for a precision mechanical parts processing and grasping device proposed by the present invention;

[0027] Figure 7 This is a three-dimensional diagram of the steel cable structure of a precision mechanical parts processing grabbing device proposed by the present invention.

[0028] In the figure: 1, frame; 2, universal wheel; 3, lifting screw; 201, bottom plate; 202, telescopic rod; 203, shock-absorbing pad; 204, support column; 205, mounting plate; 206, lifting slide bar; 207, top plate; 208, lifting slider; 301, dual-axis motor; 302, transmission shaft; 303, transmission bracket; 304, first bevel gear; 305, second bevel gear; 306, moving slide slot; 307, moving slider; 308, adjusting slide bar; 309, adjusting screw; 310, moving screw; 311, third bevel gear; 312, fourth bevel gear; 313, moving motor; 314, adjusting motor; 315, connecting bracket; 316, connecting shaft; 317, fifth bevel gear; 318, adjusting slider; 319, fixed bracket; 320, driving motor; 321, take-up roller; 322, first pulley; 323, movable bracket; 324, second pulley; 325, hook; 326, steel cable. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0030] Reference Figure 1-Figure 7 , a grasping device for precision mechanical parts processing, comprising a frame 1, a moving mechanism and an adjusting mechanism are respectively arranged below the frame 1;

[0031] The adjusting mechanism is located above the moving mechanism;

[0032] The moving mechanism includes a universal wheel 2, and the moving mechanism realizes the action of the universal wheel 2 driving the device to move;

[0033] The adjusting mechanism comprises a lifting screw 3 , and the adjusting mechanism enables the lifting screw 3 to drive the frame 1 to adjust its height.

[0034] The mobile mechanism also includes a base plate 201, a telescopic rod 202 is fixedly connected to the surface of the base plate 201, one end of the telescopic rod 202 is fixedly connected to a shock-absorbing pad 203, the surface of the base plate 201 is fixedly connected to the surface of the universal wheel 2, the two universal wheels 2 and the two telescopic rods 202 are symmetrically distributed with the axis of the base plate 201 as the center, and the two base plates 201 are symmetrically distributed with the axis of the frame 1 as the center.

[0035] Furthermore, the universal wheel 2 drives the device to move, and the telescopic rod 202 fixes the position of the supporting device.

[0036] The surface of the base plate 201 is fixedly connected to a support column 204, and the multiple support columns 204 are symmetrically distributed with the axis of the base plate 201 as the center. The surface of the support column 204 is fixedly connected to a mounting plate 205, and the surface of the mounting plate 205 is fixedly connected to a plurality of lifting slide rods 206, and the surfaces of the plurality of lifting slide rods 206 are all fixedly connected to a top plate 207.

[0037] Furthermore, the top of the bottom plate 201 is fixedly connected to the mounting plate 205 via a support column 204 .

[0038] A lifting slider 208 is fixedly connected to the surface of the rack 1, and multiple lifting sliders 208 are symmetrically distributed with the axis of the rack 1 as the center. The surface of the rack 1 is slidably connected to the surfaces of multiple top plates 207 respectively, and the surface of the lifting slider 208 is slidably connected to the surface of the lifting slide rod 206.

[0039] Furthermore, the lifting slider 208 slides along the surface of the lifting slider 206 to drive the lifting and lowering adjustment of the rack 1.

[0040] By setting up a moving mechanism, multiple universal wheels 2 set under the base plate 201 drive the device to move. When the device moves to the working position, multiple telescopic rods 202 under the base plate 201 are driven to support and fix the device. The shock-absorbing pad 203 at one end of the telescopic rod 202 reduces the impact of vibration on the equipment during the lifting process.

[0041] The adjustment mechanism also includes a dual-axis motor 301, the surface of the dual-axis motor 301 is fixedly connected to the surface of the base plate 201, the output shafts of the dual-axis motor 301 are fixedly connected to the transmission shaft 302 through a coupling, the surface of the mounting plate 205 is fixedly connected to a transmission bracket 303, the surface of the transmission bracket 303 is rotatably connected to the surface of the transmission shaft 302, the surface of the transmission shaft 302 is fixedly connected to a first bevel gear 304, and the two first bevel gears 304 are distributed in a linear array in the axial direction of the transmission shaft 302.

[0042] Furthermore, the dual-axis motor 301 drives the first bevel gear 304 to rotate via the transmission shaft 302 .

[0043] The surfaces of the two first bevel gears 304 are meshed with the second bevel gears 305, the surface of the second bevel gears 305 is fixedly connected to the surface of the lifting screw 3, the surface of the lifting screw 3 is rotatably connected to the surface of the mounting plate 205 and the surface of the top plate 207 respectively, the surface of the lifting screw 3 is threadedly connected to the surface of the lifting slider 208, and the two lifting screws 3 are symmetrically distributed with the axis of the lifting slider 208 as the center.

[0044] Furthermore, the lifting screw 3 is threadedly connected to the lifting slider 208 to drive the frame 1 to slide along the surface of the lifting slider 206 .

[0045] A movable slide groove 306 is provided on the surface of the frame 1, and the two movable slide grooves 306 are symmetrically distributed with the axis of the frame 1 as the center. The surface of the movable slide groove 306 is slidably connected with a movable slider 307, and the surfaces of the two movable sliders 307 are rotatably connected with an adjusting slide rod 308 and an adjusting screw 309, and the surface of the movable slider 307 is threadedly connected with a movable screw 310, and the surface of the movable screw 310 is rotatably connected to the surface of the frame 1, and the surfaces of the two movable screws 310 are respectively fixedly connected with a third bevel gear 311 and a fourth bevel gear 312.

[0046] Furthermore, the moving screw 310 is threadedly connected to the moving slider 307 to drive the moving slider 307 to slide along the surface of the moving slide groove 306 .

[0047] A moving motor 313 is fixedly connected to the surface of the frame 1, and the output shaft of the moving motor 313 is fixedly connected to one end of the moving screw 310 through a coupling. An adjusting motor 314 is fixedly connected to the surface of the moving slider 307, and the output shaft of the adjusting motor 314 is fixedly connected to one end of the adjusting screw 309 through a coupling. A connecting bracket 315 is fixedly connected to the surface of the connecting bracket 315, and a connecting shaft 316 is rotatably connected to the surface of the connecting bracket 315. A fifth bevel gear 317 is fixedly connected to the surface of the connecting shaft 316, and the surfaces of the two fifth bevel gears 317 are meshed with the surfaces of the third bevel gear 311 and the fourth bevel gear 312, respectively.

[0048] Furthermore, the surfaces of the fifth bevel gear 317 at both ends of the connecting shaft 316 are respectively meshed with the surfaces of the third bevel gear 311 and the fourth bevel gear 312 , thereby driving the two moving screws 310 to rotate synchronously.

[0049] The surface of the adjusting screw 309 is threadedly connected with an adjusting slider 318, the surface of the adjusting slider 318 is slidably connected to the surface of the adjusting slide rod 308, the surface of the adjusting slider 318 is fixedly connected with a fixed bracket 319, the surface of the fixed bracket 319 is fixedly connected with a driving motor 320, the surface of the fixed bracket 319 is rotatably connected with a take-up roller 321 and a first pulley 322, respectively, and the output shaft of the driving motor 320 is fixedly connected to the surface of the take-up roller 321 through a coupling.

[0050] Furthermore, the adjusting motor 314 is threadedly connected to the adjusting slider 318 via the adjusting screw 309 , driving the adjusting slider 318 to slide along the surface of the adjusting slide rod 308 .

[0051] A movable bracket 323 is arranged below the fixed bracket 319, and the surface of the movable bracket 323 is rotatably connected to the second pulley 324, and the surface of the movable bracket 323 is rotatably connected to the hook 325. The surface of the movable bracket 323 is fixedly connected to the steel cable 326, and the surface of the steel cable 326 is slidingly connected to the surface of the first pulley 322, the surface of the second pulley 324 and the surface of the take-up roller 321 respectively, and the other end of the steel cable 326 is fixedly connected to the surface of the take-up roller 321.

[0052] Furthermore, the take-up roller 321 rotates to connect the steel cable 326 to drive the movable bracket 323 to slide up and down.

[0053] By setting an adjustment mechanism, the dual-axis motor 301 drives the transmission shaft 302 to rotate, the first bevel gear 304 on the surface of the transmission shaft 302 is meshed with the second bevel gear 305 on the surface of the lifting screw 3 to drive the lifting screw 3 to rotate, the lifting screw 3 is threadedly connected with the lifting slider 208 on the surface of the frame 1 to drive the frame 1 to slide up and down along the surface of the lifting slider 206, the moving motor 313 drives the moving screw 310 to rotate, the fourth bevel gear 312 at both ends of the connecting bracket 315 is respectively meshed with the third bevel gear 311 and the fifth bevel gear 317 on the surface of the two moving screws 310 to make the two moving screws 310 rotate synchronously, the surface of the moving screw 310 and the surface of the moving slider 307 The surface threaded connection drives the movable slider 307 to slide back and forth along the surface of the slide groove, and the adjusting motor 314 drives the adjusting screw 309 to rotate and drives the adjusting slider 318 to slide along the surface of the adjusting slide rod 308. The steel cable 326 fixed on the surface of the take-up roller 321 is slidingly connected to the surface of the take-up roller 321, the surface of the second pulley 324, and the surface of the first pulley 322 respectively. The other end of the steel cable 326 is fixedly connected to the surface of the movable bracket 323. The driving motor 320 drives the take-up roller 321 to rotate and control the lifting and lowering of the hook 325 under the movable bracket 323, which solves the technical problems that the existing device needs to drive the manganese steel ball to lift and lower when it is unloaded, which consumes electricity and is inconvenient to move the lifted heavy objects.

[0054] Working principle:

[0055] Before use, the device is moved to the working position by means of the multiple universal wheels 2 arranged under the bottom plate 201, and the multiple telescopic rods 202 are driven to fix and support the device, and the dual-axis motor 301 is driven to mesh and transmit through the two first bevel gears 304 on the transmission shaft 302 with the second bevel gears 305 on the two lifting screws 3, respectively, to drive the two lifting screws 3 to rotate synchronously, and the surface of the lifting screw 3 is threadedly connected with the surface of the lifting slider 208, driving the lifting slider 208 under the frame 1 to slide up and down along the surface of the lifting slider 206 to adjust the height of the frame 1, and the moving motor 313 arranged on the surface of the frame 1 drives the moving screw 310 to rotate, and the fifth bevel gears 317 at both ends of the connecting shaft 316 are respectively meshed and connected with the third bevel gears 311 and the fourth bevel gears 312 on the surfaces of the two moving screws 310, to realize the synchronous rotation of the two moving screws 310, and the surface of the moving screw 310 is threadedly connected with the surface of the moving slider 307, driving the moving slider The block 307 slides horizontally along the surface of the movable slide groove 306, and the surfaces of the two movable sliders 307 are rotatably connected with the adjusting screw 309 and the adjusting slider 318. The adjusting motor 314 arranged on the surface of the movable slider 307 drives the adjusting screw 309 to rotate. The surface of the adjusting screw 309 is threadedly connected with the surface of the adjusting slider 318, driving the adjusting slider 318 to slide horizontally along the surface of the adjusting slide rod 308. A fixed bracket 319 is fixedly connected below the adjusting slider 318. The driving motor 320 on the surface of the fixed bracket 319 drives the take-up roller 321 on the surface of the fixed bracket 319 to rotate. The surface of the take-up roller 321 is fixedly connected with one end of the steel cable 326, driving the steel cable 326 to pull the movable bracket 323 at the other end to move up and down. The surface of the steel cable 326 is respectively slidably connected with the surface of the first pulley 322 and the surface of the second pulley 324 to reduce the power of lifting. The hook 325 arranged below the movable bracket 323 is rotatably connected to adjust the direction.

[0056] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A grasping device for precision mechanical parts processing, comprising a frame (1), characterized in that: A moving mechanism and an adjusting mechanism are respectively arranged below the frame (1); The adjusting mechanism is located above the moving mechanism; The moving mechanism comprises a universal wheel (2), and the moving mechanism realizes the action of the universal wheel (2) driving the device to move; The adjustment mechanism comprises a lifting screw (3), and the adjustment mechanism enables the lifting screw (3) to drive the frame (1) to adjust its height.

2. The grasping device for precision mechanical parts processing according to claim 1 is characterized in that: The mobile mechanism further comprises a base plate (201), a telescopic rod (202) being fixedly connected to the surface of the base plate (201), one end of the telescopic rod (202) being fixedly connected to a shock-absorbing pad (203), the surface of the base plate (201) being fixedly connected to the surface of the universal wheel (2), the two universal wheels (2) and the two telescopic rods (202) being symmetrically distributed with the axis of the base plate (201) as the center, and the two base plates (201) being symmetrically distributed with the axis of the frame (1) as the center.

3. The grasping device for precision mechanical parts processing according to claim 2 is characterized in that: The surface of the bottom plate (201) is fixedly connected with a support column (204), and a plurality of the support columns (204) are symmetrically distributed with the axis of the bottom plate (201) as the center; the surface of the support column (204) is fixedly connected with a mounting plate (205), and the surface of the mounting plate (205) is fixedly connected with a plurality of lifting slide bars (206), and the surfaces of the plurality of lifting slide bars (206) are all fixedly connected with a top plate (207).

4. The grasping device for precision mechanical parts processing according to claim 3 is characterized in that: A lifting slider (208) is fixedly connected to the surface of the frame (1); a plurality of the lifting sliders (208) are symmetrically distributed with the axis of the frame (1) as the center; the surface of the frame (1) is slidably connected to the surfaces of the plurality of top plates (207) respectively; and the surface of the lifting slider (208) is slidably connected to the surface of the lifting slide rod (206).

5. The grasping device for precision mechanical parts processing according to claim 4 is characterized in that: The adjustment mechanism further comprises a dual-axis motor (301), the surface of the dual-axis motor (301) is fixedly connected to the surface of the base plate (201), the output shafts of the dual-axis motor (301) are fixedly connected to the transmission shaft (302) via a coupling, the surface of the mounting plate (205) is fixedly connected to a transmission bracket (303), the surface of the transmission bracket (303) is rotationally connected to the surface of the transmission shaft (302), the surface of the transmission shaft (302) is fixedly connected to a first bevel gear (304), and the two first bevel gears (304) are distributed in a linear array in the axial direction of the transmission shaft (302).

6. The grasping device for precision mechanical parts processing according to claim 5 is characterized in that: The surfaces of the two first bevel gears (304) are meshedly connected with the second bevel gears (305), the surface of the second bevel gears (305) is fixedly connected to the surface of the lifting screw (3), the surface of the lifting screw (3) is rotatably connected to the surface of the mounting plate (205) and the surface of the top plate (207), the surface of the lifting screw (3) is threadedly connected to the surface of the lifting slider (208), and the two lifting screws (3) are symmetrically distributed with the axis of the lifting slider (208) as the center.

7. The grasping device for precision mechanical parts processing according to claim 6 is characterized in that: The surface of the frame (1) is provided with a movable slide groove (306), and the two movable slide grooves (306) are symmetrically distributed with the axis of the frame (1) as the center. The surface of the movable slide groove (306) is slidably connected with a movable slider (307), and the surfaces of the two movable sliders (307) are rotatably connected with an adjustment slide rod (308) and an adjustment screw (309). The surface of the movable slider (307) is threadedly connected with a movable screw (310), and the surface of the movable screw (310) is rotatably connected to the surface of the frame (1), and the surfaces of the two movable screws (310) are respectively fixedly connected with a third bevel gear (311) and a fourth bevel gear (312).

8. The grasping device for precision mechanical parts processing according to claim 7 is characterized in that: A moving motor (313) is fixedly connected to the surface of the frame (1), and the output shaft of the moving motor (313) is fixedly connected to one end of the moving screw (310) via a coupling. An adjusting motor (314) is fixedly connected to the surface of the moving slider (307), and the output shaft of the adjusting motor (314) is fixedly connected to one end of the adjusting screw (309) via a coupling. A connecting bracket (315) is fixedly connected to the surface of the frame (1), and a connecting shaft (316) is rotatably connected to the surface of the connecting bracket (315). A fifth bevel gear (317) is fixedly connected to the surface of the connecting shaft (316), and the surfaces of the two fifth bevel gears (317) are respectively meshed with the surfaces of the third bevel gear (311) and the fourth bevel gear (312).

9. The grasping device for precision mechanical parts processing according to claim 8, characterized in that: The surface of the adjusting screw rod (309) is threadedly connected with an adjusting slider (318), the surface of the adjusting slider (318) is slidably connected to the surface of the adjusting slider rod (308), the surface of the adjusting slider (318) is fixedly connected with a fixing bracket (319), the surface of the fixing bracket (319) is fixedly connected with a driving motor (320), the surface of the fixing bracket (319) is rotatably connected with a take-up roller (321) and a first pulley (322), and the output shaft of the driving motor (320) is fixedly connected to the surface of the take-up roller (321) via a coupling.

10. The grasping device for precision mechanical parts processing according to claim 9, characterized in that: A movable bracket (323) is arranged below the fixed bracket (319); the surface of the movable bracket (323) is rotatably connected to a second pulley (324); the surface of the movable bracket (323) is rotatably connected to a hook (325); the surface of the movable bracket (323) is fixedly connected to a steel cable (326); the surface of the steel cable (326) is slidably connected to the surface of the first pulley (322), the surface of the second pulley (324) and the surface of the take-up roller (321), respectively; the other end of the steel cable (326) is fixedly connected to the surface of the take-up roller (321).

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