CN213256895U

CN213256895U - Precision die forges and uses arm anchor clamps

Info

Publication number: CN213256895U
Application number: CN202022095569.4U
Authority: CN
Inventors: 张琦
Original assignee: Nanjing Zhongning Forging Co ltd
Current assignee: Nanjing Zhongning Forging Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-25
Anticipated expiration: 2030-09-22

Abstract

The utility model relates to a precision die forges and uses arm anchor clamps, it relates to an anchor clamps, and it includes the frame, it is equipped with the arm lock of two relative settings to rotate in the frame, be equipped with the adjusting part who is used for driving the relative or opposite movement of arm lock in the frame, be equipped with the power component who is used for driving two arm lock centre gripping blanks in the frame, be equipped with the drive assembly who is used for driving power component and arm lock to reciprocate in the frame. The effect of this application lies in can the centre gripping blank of variation in size.

Description

Precision die forges and uses arm anchor clamps

Technical Field

The application relates to a clamp, in particular to a mechanical arm clamp for forging a precision die.

Background

Forging is a processing method which utilizes forging machinery to apply pressure on a metal blank to cause the metal blank to generate plastic deformation so as to obtain a forged piece with certain mechanical property, certain shape and certain size. The defects of as-cast porosity and the like generated in the smelting process of metal can be eliminated through forging, the microstructure is optimized, and meanwhile, because the complete metal streamline is preserved, the mechanical property of the forging is generally superior to that of a casting made of the same material; during precision die forging, a heated blank is placed into the die, at which point a robotic arm is typically used to hold the blank in the future.

Chinese patent No. CN205766094U discloses a mechanical arm clamp for precision die forging, which includes a first holding rod, a second holding rod, and a pair of clamp arms symmetrically arranged, wherein the second holding rod is fixedly provided with a second handle, a first guide plate, and a second guide plate; a first through groove is formed in the first guide plate, and a second through groove is formed in the second guide plate; one end of the first holding rod is provided with a first handle, the first holding rod is provided with a clamping shaft, and the other end of the first holding rod is rotatably connected with one end of the universal shaft; the clamping arm is of a C-shaped structure, one end of the clamping arm extends into the second through groove and is hinged with the other end of the universal shaft, and a tensioning spring connected with the second guide plate is arranged at the other end of the clamping arm.

In view of the related art in the above, the inventors consider that there are drawbacks in that: when using arm anchor clamps, because the notch size of second through-groove is certain, so the open angle of arm lock is certain, when the size of blank exceedes the distance between the arm lock, the arm lock then can't the centre gripping blank this moment.

SUMMERY OF THE UTILITY MODEL

In order to improve the unable problem of adjusting of arm lock interval, this application provides a precision die forges and uses arm anchor clamps.

The application provides a precision mould forges and uses arm anchor clamps adopts following technical scheme:

the utility model provides a precision die forges and uses arm anchor clamps, includes the frame, it is equipped with the arm lock of two relative settings to rotate in the frame, be equipped with the adjusting part who is used for driving the relative or opposite movement of arm lock in the frame, be equipped with the power component who is used for driving two arm lock centre gripping workblanks in the frame, be equipped with the drive assembly who is used for driving adjusting part, power component and arm lock and reciprocates in the frame.

Through adopting above-mentioned technical scheme, according to the blank size, drive the relative or opposite movement of arm lock through adjusting part, utilize drive assembly drive power component and arm lock downstream, place the arm lock in the blank both sides, power component redrives the arm lock and removes, thereby the arm lock can convenient and fast with the blank centre gripping to this can adapt to the not blank of equidimension.

Preferably, the driving assembly comprises a driving motor arranged on the frame and a driving shaft arranged on a motor shaft of the driving motor, and a connecting rope is wound on the driving shaft;

the frame is provided with a movable plate connected with the connecting rope, and the power assembly and the adjusting assembly are both arranged on the movable plate.

Through adopting above-mentioned technical scheme, utilize driving motor to drive the drive shaft and rotate to can be around on the drive shaft connecting the rope, and then can drive the movable plate and reciprocate, reciprocate power component, adjusting part, arm lock and blank with this can convenient and fast.

Preferably, the adjusting assembly comprises two adjusting motors which are oppositely arranged on the moving plate, a motor shaft of each adjusting motor is provided with a rotating shaft, a gear is arranged on the rotating shaft, the moving plate is provided with a rack which is meshed with the gear in a sliding manner, and the side wall of the rack is provided with a moving block which is rotatably connected with the clamping arm.

Through adopting above-mentioned technical scheme, utilize the adjustment motor to drive axis of rotation and gear revolve to can drive rack relative or opposite movement, thereby can drive the relative or opposite movement of movable block, and then the distance between two arm lock of regulation that can convenient and fast is favorable to adapting to the blank of equidimension not.

Preferably, the moving block comprises a connecting block connected with the rack and an inserting block rotatably connected with the clamping arm, an installing gap for inserting the inserting block is formed in the side wall of the connecting block, a bolt penetrating through the inserting block is arranged on the side wall of the connecting block, a nut is connected to one end of the bolt penetrating through the connecting block in a threaded mode, and the nut is tightly abutted to the connecting block.

Through adopting above-mentioned technical scheme, according to the blank shape, insert the inserted block on the arm lock that will fit and insert the breach in, pass connecting block and inserted block again with the bolt to with screw thread threaded connection, thereby can convenient and fast install the arm lock on the connecting block.

Preferably, the side wall of the insertion block is provided with a positioning block, and the side wall of the installation notch is provided with a sliding groove for the positioning block to slide in.

Through adopting above-mentioned technical scheme, utilize the locating piece to slide in the spout to can fix a position the inserted block in the installation breach, the bolt of easy to assemble and nut.

Preferably, the power assembly comprises two power motors arranged on the moving plate, the two power motors are arranged oppositely, a power shaft is arranged on a motor shaft of each power motor, a pull rope is wound on the power shaft, and a connecting hook is arranged at one end of the pull rope, which is far away from the power shaft;

the arm lock deviates from both sides mutually and all is equipped with the go-between that supplies to connect to collude and collude even.

Through adopting above-mentioned technical scheme, at first collude the connection with the go-between and collude even, power motor drive power shaft rotates to can wind the stay cord on the power shaft, with this can drive the arm lock and rotate, be favorable to convenient and fast to press from both sides the blank.

Preferably, one side of the clamping arm, which is far away from the insertion block, is provided with a clamping surface, and one side of the connecting ring, which is close to the clamping surface, is provided with a clamping surface.

Through adopting above-mentioned technical scheme, utilize the go-between setting in clamping face department, be favorable to conveniently rotating the arm lock.

Preferably, an electromagnet for adsorbing the blank is arranged on the clamping surface.

Through adopting above-mentioned technical scheme, utilize the electromagnet to adsorb the blank, be favorable to increasing the stability of centre gripping blank.

In summary, the present application includes at least one of the following beneficial technical effects:

1. firstly, the distance between the clamping arms is adjusted by the adjusting assembly according to the size of a blank, the driving assembly is used for driving the clamping arms to move to two sides of the blank, then the power assembly is used for driving the clamping arms to rotate, the blank can be clamped, and the driving assembly drives the power assembly and the clamping arms to move up and down, so that blanks with different sizes can be clamped;

2. the insert block and the connecting block are detachably arranged, so that the clamping arm is convenient to replace;

3. utilize the locating piece to insert in the spout, conveniently insert the inserted block in the connecting block.

Drawings

Fig. 1 is a schematic structural diagram of a robot arm clamp for precision die forging according to an embodiment of the present disclosure.

FIG. 2 is a schematic diagram of an embodiment of an adjustment assembly.

FIG. 3 is a schematic structural diagram of a power assembly embodying an embodiment.

Description of reference numerals: 1. a frame; 10. a top plate; 2. clamping arms; 20. a clamping surface; 21. an electromagnet; 3. an adjustment assembly; 30. adjusting the motor; 31. a rotating shaft; 32. a gear; 33. a rack; 34. a moving block; 35. connecting blocks; 36. inserting a block; 37. installing a notch; 38. a bolt; 39. a nut; 300. positioning blocks; 301. a chute; 4. a power assembly; 40. a power motor; 41. a power shaft; 42. pulling a rope; 43. a connecting hook; 44. a connecting ring; 5. a drive assembly; 50. a drive motor; 51. a drive shaft; 52. connecting ropes; 53. and (5) moving the plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses precision mold forges and uses arm anchor clamps.

Referring to fig. 1, a mechanical arm clamp for precision die forging comprises a frame 1, wherein two oppositely arranged clamping arms 2 are rotatably arranged on the frame 1, an adjusting component 3 for driving the clamping arms 2 to move oppositely or oppositely is arranged on the frame 1, a power component 4 for driving the two clamping arms 2 to clamp a blank is arranged on the frame 1, a top plate 10 is arranged on the frame 1, and a driving component 5 for driving the power component 4, the adjusting component 3 and the clamping arms 2 to move up and down is arranged on the top plate 10; when needs centre gripping blank, according to the size of blank, utilize adjusting part 3 to adjust 2 positions of arm lock, recycle 5 drive power component 4 of drive assembly, adjusting part 3 and arm lock 2 downstream, remove arm lock 2 to the both sides of blank, recycle power component 4 and drive arm lock 2 and rotate, can press from both sides the blank to this can adapt to the blank of variation in size.

Referring to fig. 1, the driving assembly 5 includes two driving motors 50 oppositely disposed on the top plate 10, a driving shaft 51 is coaxially disposed on a motor shaft of the driving motor 50, two connecting ropes 52 are wound on the driving shaft 51, and the two connecting ropes 52 are oppositely disposed.

Referring to fig. 1, a moving plate 53 is arranged at one end of the connecting rope 52 far away from the top plate 10, and the power assembly 4 and the adjusting assembly 3 are both arranged on the moving plate 53; utilize driving motor 50 to drive shaft 51 and rotate to can unreel and the rolling with connecting rope 52, thereby can convenient and fast drive arm lock 2 and blank reciprocate.

Referring to fig. 2, the adjusting assembly 3 includes two adjusting motors 30 disposed on a side of the moving plate 53 away from the top plate 10, the two adjusting motors 30 are disposed opposite to each other, a rotating shaft 31 is coaxially disposed on a motor shaft of the adjusting motor 30, an axis of the rotating shaft 31 is perpendicular to an axis of the driving shaft 51, a gear 32 is coaxially disposed on the rotating shaft 31, a rack 33 engaged with the gear 32 is slidably disposed on the moving plate 53, and a moving block 34 is disposed on a side wall of the rack 33.

Referring to fig. 2, the moving block 34 includes a connecting block 35 connected to the rack 33 and an inserting block 36 rotatably connected to the clamping arm 2, an installing notch 37 for inserting the inserting block 36 is formed in a side wall of the connecting block 35, a T-shaped sliding groove 301 is formed in one side of the installing notch 37 close to the moving block 34, a positioning block 300 sliding on the sliding groove 301 is arranged on the inserting block 36, a bolt 38 penetrating through the inserting block 36 is arranged on a side wall of the connecting block 35, a nut 39 is connected to one end of the bolt 38 penetrating through the connecting block 35 through a thread, and the nut 39 is tightly abutted to the connecting block 35; before clamping the blank, firstly according to the shape of the blank, selecting a proper clamping arm 2, inserting the inserting block 36 into the mounting notch 37, simultaneously inserting the positioning block 300 into the sliding groove 301, namely, mounting the inserting block 36 into the mounting notch 37, and then, passing the bolt 38 through the connecting block 35 and the inserting block 36 and connecting the bolt with the nut 39 in a threaded manner, thereby being suitable for the blanks in different shapes.

Referring to fig. 2, according to the size of the blank, the adjusting motor 30 is used to drive the rotating shaft 31 and the gear 32 to rotate, so as to drive the rack 33 to slide, and further drive the clamping arm 2 to move relatively or oppositely, thereby being suitable for the blanks with different sizes.

Referring to fig. 3, the power assembly 4 includes two power motors 40 oppositely disposed on the moving plate 53, a power shaft 41 is disposed on a motor shaft of the power motor 40, the power shaft 41 and the clamping arm 2 are disposed oppositely, a pulling rope 42 is wound on the power shaft 41, the pulling rope 42 may be two strands, and a connecting hook 43 is disposed at one end of the pulling rope 42 away from the power shaft 41.

Referring to fig. 3, a clamping surface 20 is arranged on one side of the clamping arm 2 away from the insert block 36, a connecting ring 44 for hooking a connecting hook 43 is arranged on both opposite sides of the clamping arm 2, and the connecting ring 44 is arranged on one side close to the clamping surface 20; the connecting hook 43 is hooked with the connecting ring 44, so that the clamping arm 2 is convenient to disassemble and replace; and the connecting ring 44 is arranged near one side of the clamping surface 20, so that the clamping arm 2 can be conveniently driven to rotate.

Referring to fig. 3, when the clamping arm 2 is placed on two sides of the blank, the power shaft 41 is driven to rotate by the power motor 40, so that the pull rope 42 can be wound on the power shaft 41, the clamping arm 2 can be pulled to rotate, and the blank can be clamped conveniently and quickly.

Referring to fig. 3, an electromagnet 21 for adsorbing the blank is arranged on the clamping surface 20, and the electromagnet 21 is electrically connected with an external power supply (not shown in the figure); when 2 centre gripping workblanks of arm lock, switch on the circuit, electro-magnet 21 gets the electrosorption workblank to this stability that can increase the centre gripping workblank.

The implementation principle of the mechanical arm clamp for forging the precision die is as follows: according to the blank size, utilize adjusting part 3 to adjust the distance between 2 of arm lock, remove to the both sides of blank through 5 drive arm lock 2 of drive assembly, recycle power component 4 and drive arm lock 2 and rotate, can with the blank centre gripping, drive component 5 drives power component 4 again and arm lock 2 reciprocates to this can carry out the centre gripping with the blank of variation in size.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a precision mold forges and uses arm anchor clamps which characterized in that: including frame (1), rotate arm lock (2) that are equipped with two relative settings on frame (1), be equipped with on frame (1) and be used for driving arm lock (2) relative or opposite movement's adjusting part (3), be equipped with power component (4) that are used for driving two arm lock (2) centre gripping blanks on frame (1), be equipped with on frame (1) and be used for driving part (5) that adjusting part (3), power component (4) and arm lock (2) reciprocated.

2. The robot arm jig for precision die forging according to claim 1, wherein: the driving assembly (5) comprises a driving motor (50) arranged on the rack (1) and a driving shaft (51) arranged on a motor shaft of the driving motor (50), and a connecting rope (52) is wound on the driving shaft (51);

the movable plate (53) connected with the connecting rope (52) is arranged on the rack (1), and the power assembly (4) and the adjusting assembly (3) are both arranged on the movable plate (53).

3. The robot arm jig for precision die forging according to claim 2, wherein: the adjusting assembly (3) comprises two adjusting motors (30) which are oppositely arranged on a moving plate (53), a rotating shaft (31) is arranged on a motor shaft of each adjusting motor (30), a gear (32) is arranged on each rotating shaft (31), a rack (33) meshed with the gear (32) is arranged on the moving plate (53) in a sliding mode, and a moving block (34) rotatably connected with the clamping arm (2) is arranged on the side wall of each rack (33).

4. The robot arm jig for precision die forging according to claim 3, wherein: the moving block (34) comprises a connecting block (35) connected with the rack (33) and an inserting block (36) rotatably connected with the clamping arm (2), an installing notch (37) for inserting the inserting block (36) is formed in the side wall of the connecting block (35), a bolt (38) penetrating through the inserting block (36) is arranged on the side wall of the connecting block (35), a nut (39) is connected to one end, penetrating through the connecting block (35), of the bolt (38) in a threaded mode, and the nut (39) and the connecting block (35) are abutted to be tightly arranged.

5. The robot arm jig for precision die forging according to claim 4, wherein: the side wall of the inserting block (36) is provided with a positioning block (300), and the side wall of the mounting notch (37) is provided with a sliding groove (301) for the positioning block (300) to slide in.

6. The robot arm jig for precision die forging according to claim 4, wherein: the power assembly (4) comprises two power motors (40) arranged on the moving plate (53), the two power motors (40) are arranged oppositely, a power shaft (41) is arranged on a motor shaft of each power motor (40), a pull rope (42) is wound on each power shaft (41), and a connecting hook (43) is arranged at one end, far away from the power shaft (41), of each pull rope (42);

and connecting rings (44) for connecting the hooks (43) are arranged on two opposite sides of the clamping arm (2).

7. The robot arm jig for precision die forging according to claim 6, wherein: one side of the clamping arm (2) far away from the inserting block (36) is provided with a clamping surface (20), and the connecting ring (44) is arranged close to one side of the clamping surface (20).

8. The robot arm jig for precision die forging according to claim 7, wherein: and an electromagnet (21) for adsorbing the blank is arranged on the clamping surface (20).