CN217166323U

CN217166323U - Auxiliary clamping device for forging of air hammer

Info

Publication number: CN217166323U
Application number: CN202220286418.3U
Authority: CN
Inventors: 侯猛; 侯和平; 柏俊燕; 许良善; 侯广山
Original assignee: Shandong Puji Shengyuan Forging Co ltd
Current assignee: Shandong Puji Shengyuan Forging Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-08-12
Anticipated expiration: 2032-02-11

Abstract

The application relates to the field of airhammers, and discloses an auxiliary clamping device for airhammer forging, which comprises a base and a clamping mechanism for limiting movement of a forge piece, wherein the base is fixedly connected with the airhammer, and the clamping mechanism is connected with one side, far away from the ground, of the base. This application has the possibility that reduces the forging and take place the skew in forging process to reduce the frequency that the staff adjusted the forging position in forging process, reduce the effect of staff's work load.

Description

Auxiliary clamping device for forging of air hammer

Technical Field

The application relates to the field of air hammers, in particular to an auxiliary clamping device for air hammer forging.

Background

The air hammer is one kind of free forging machine, and is widely used in the production of medium and small-sized forgings, and the air hammer compresses air by using a compression cylinder, and the compressed air is sent into a working cylinder through a distribution valve to push a piston and a hammer head to move up and down to play a hammering role.

At present, a Chinese utility model patent with publication number CN207914520U discloses an air hammer for forging, which comprises a frame and a working cylinder, wherein the lower end of the working cylinder is provided with a hammer rod guide sleeve, the lower end of a piston of the working cylinder is sequentially connected with a hammer rod and a hammer head, a hammer block is arranged on a base of the frame and positioned right below the hammer head, the hammer head comprises an integrally formed buffer part and a punching part below the buffer part, and the diameters of the bottom end surfaces of the two parts are smaller than the diameter of the top end surface of the hammer head; a hammer rod sliding hole is formed in the hammer rod guide sleeve; a copper welding layer is arranged on the side wall of the hammer rod sliding hole; the outer ring at the lower part of the hammer rod guide sleeve is provided with a mounting seat coated with a vibration-damping rubber pad; limiting blocks with the same structure are arranged at four corners of the bottom end of the anvil; the base is provided with limiting clamping grooves corresponding to the limiting blocks respectively; the base sets up on the base mounting panel, and the inside below that is located the hammering block iron of base mounting panel establishes the cavity, evenly establishes a plurality of shock absorbers in the cavity.

Aiming at the related technologies, the inventor thinks that in the forging process of the forge piece, because the impact force of the hammer head is large, the position of the forge piece is easy to deviate under the impact of the hammer head, and the defect that the position of the forge piece needs to be frequently adjusted by an operator exists.

SUMMERY OF THE UTILITY MODEL

In order to alleviate in the forging of forging, the problem that needs the continuous position to the forging of operating personnel to adjust, this application provides an air hammer forges with supplementary clamping device.

The application provides a pair of air hammer forges uses supplementary clamping device adopts following technical scheme:

the auxiliary clamping device for forging the air hammer comprises a base and a clamping mechanism used for limiting movement of a forging piece, wherein the base is fixedly connected with the air hammer, and the clamping mechanism is connected to one side, far away from the ground, of the base.

Through adopting above-mentioned technical scheme, set up fixture on the base, utilize fixture to carry out the centre gripping to the forging on the air hammer fixed, reduce the possibility that the skew takes place among the forging process to reduce the frequency that the staff adjusted the forging position in the forging process, reduce staff's work load.

Preferably, the clamping mechanism comprises a fixing rod, a driving assembly and a clamping assembly, the fixing rod is connected with the base, the fixing rod is parallel to the ground, the clamping assembly comprises two clamping rods which are arranged in parallel, the clamping rods are perpendicular to the fixing rod, the two clamping rods are slidably connected to one side, close to the air hammer, of the fixing rod, the driving assembly is connected to the fixing rod, the two clamping rods are both connected with the driving assembly, and the driving assembly drives the two clamping rods to move along the directions close to or away from each other.

Through adopting above-mentioned technical scheme, two supporting rods of sliding connection on the dead lever, two supporting rods all are connected with drive assembly, utilize two supporting rods of drive assembly drive to carry out the centre gripping to the forging, and the distance between two supporting rods is adjustable, improves fixture's suitability.

Preferably, one side of each clamping rod, which is close to each other, is connected with a clamping block for clamping the forge piece, and the clamping blocks are connected with the clamping rods through springs.

By adopting the technical scheme, the clamping block is connected with the clamping rod through the spring, and the forge piece has certain movement allowance in the forging process of the forge piece, so that the forge piece has a formed space in the forging process, and the influence of the clamping mechanism on the forging and pressing forming of the forge piece is reduced.

Preferably, one side of the clamping block, which is close to the clamping rod, is fixedly connected with a guide rod for limiting the movement of the clamping block, the guide rod is arranged on the side wall of the guide rod in a penetrating manner, and the guide rod is connected with the clamping rod in a sliding manner.

Through adopting above-mentioned technical scheme, be close to the one side fixed connection guide bar of supporting rod at the grip block, the guide bar is worn to establish on the supporting rod, utilizes the guide bar to lead to the removal of grip block, improves the stability of grip block in the course of the work.

Preferably, one side of the clamping block, which is far away from the clamping rod, is provided with a groove for limiting the movement of the forging.

Through adopting above-mentioned technical scheme, set up the recess on the grip block, improve the compactness that forging and grip block are connected to reduce the possibility that the forging removes along clamping bar length direction in the forging and pressing process.

Preferably, the driving assembly comprises a rotating rod, a gear and two racks arranged in parallel, the two racks are slidably connected inside the fixed rod, the racks are parallel to the length direction of the fixed rod, the gear is rotatably connected inside the fixed rod, the gear is located between the two racks, the two racks are driven by the gear to move in opposite directions, the rotating rod penetrates through the fixed rod and is fixedly connected with the gear in a coaxial manner, the rotating rod is rotatably connected with the fixed rod, one of the racks is fixedly connected with one of the clamping rods, and the other rack is fixedly connected with the other clamping rod.

Through adopting above-mentioned technical scheme, set up the dwang on the dead lever, the dwang rotates and drives the gear rotation, and the gear rotation drives and moves to opposite direction rather than two racks of meshing to drive two supporting rods and remove, the supporting rod removes conveniently.

Preferably, drive assembly still includes connecting rod and gag lever post, connecting rod fixed connection be in on the lateral wall of dwang, the gag lever post is worn to establish on the connecting rod, the axis of gag lever post with the axis of dwang is parallel, the gag lever post is along keeping away from or being close to the direction of base removes, seted up a plurality ofly on the dead lever and be used for pegging graft the spacing hole of gag lever post, it is a plurality of spacing hole is followed the circumference interval of dwang sets up.

Through adopting above-mentioned technical scheme, with slide bar sliding connection on the connecting rod, seted up a plurality of being used for pegging graft on the dead lever the spacing hole of gag lever post, the back is accomplished in the forging centre gripping, pegs graft the gag lever post and get into spacing hole, prescribes a limit to the position of grip block through the cooperation of gag lever post and spacing hole, improves the stability of drive assembly work.

Preferably, the base is connected with a supporting rod in a rotating mode, the supporting rod is perpendicular to the base, the supporting rod is far away from one end of the base and fixedly connected with the fixing rod, a positioning rod is hinged to the side wall of the supporting rod, the positioning rod is parallel to the length direction of the fixing rod along the hinged axis of the supporting rod, the base is provided with a positioning groove for clamping the positioning rod, the positioning rod is clamped in the positioning groove, and the two clamping blocks are located on two sides of the hammer head respectively.

Through adopting above-mentioned technical scheme, rotate joint support pole on the base, bracing piece and dead lever fixed connection, after accomplishing the forging and pressing of forging, the staff rotates the locating lever, makes the locating lever break away from in the constant head tank, then rotates fixture, utilizes fixture to take off the forging from the air hammer workstation, improves the convenience of staff when the unloading.

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

1. the clamping mechanism is arranged on the base fixedly connected with the air hammer, and the clamping mechanism is used for clamping and fixing the forged piece on the air hammer, so that the possibility of deviation in the forging process of the forged piece is reduced, the frequency of adjusting the position of the forged piece by workers in the forging process is reduced, and the workload of the workers is reduced;

2. the clamping block is arranged on the clamping rod and connected with the clamping rod through the spring, and the forge piece has a certain movement allowance in the forging and pressing process of the forge piece, so that a forming space is reserved in the forging and pressing process of the forge piece, and the influence of a clamping mechanism on forging and pressing forming of the forge piece is reduced;

3. through rotating joint support pole on the base, bracing piece and dead lever fixed connection, after accomplishing the forging and pressing, the staff rotates the locating lever, makes the locating lever break away from in the constant head tank, then rotates fixture, utilizes fixture to take off the forging from the air hammer workstation, improves the convenience of staff when the unloading.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural view of a clamping mechanism in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a drive assembly in an embodiment of the present application;

fig. 4 is a schematic structural diagram of a limiting rod in the embodiment of the present application.

Reference numerals: 100. a base; 200. a clamping mechanism; 210. fixing the rod; 220. a drive assembly; 221. rotating the rod; 222. a gear; 223. a rack; 230. a clamping assembly; 231. a clamping rod; 232. a clamping block; 233. a guide bar; 234. a spring; 241. a connecting rod; 242. a limiting rod; 243. a limiting hole; 300. a support bar; 400. positioning a rod; 410. positioning a groove; 500. an air hammer.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses air hammer forges and uses supplementary clamping device.

Referring to fig. 1, an auxiliary clamping device for air hammer forging comprises a base 100, wherein the base 100 is fixedly connected with an air hammer 500, a supporting rod 300 is rotatably connected above the base 100, and the supporting rod 300 is vertically arranged; fixture 200 is installed to the upper end of bracing piece 300, utilizes fixture 200 to carry out the centre gripping to the forging on the air hammer 500, reduces the possibility that the skew takes place among the forging process to reduce the frequency that the staff adjusted the forging position among the forging process, reduce staff's work load.

Referring to fig. 1 and 2, the clamping mechanism 200 includes a horizontally disposed fixing rod 210, the fixing rod 210 is vertically and fixedly connected with a supporting rod 300, a driving assembly 220 is mounted on the fixing rod 210, and the driving assembly 220 is connected with a clamping assembly 230.

Referring to fig. 2, 3 and 4, the driving assembly 220 includes a vertically disposed rotating rod 221, the rotating rod 221 is disposed through a side wall of the fixing rod 210 far from the ground, the rotating rod 221 is rotatably connected to the fixing rod 210, a rotation axis of the rotating rod 221 is perpendicular to the ground, the inside of the fixing rod 210 is rotatably connected to a gear 222, the rotation axis of the gear 222 is perpendicular to the ground, the rotating rod 221 and the gear 222 are coaxially and fixedly connected, the gear 222 is engaged with two parallel racks 223, a length direction of the racks 223 is parallel to a length direction of the fixing rod 210, the gear 222 is located between the two racks 223, and both the two racks 223 are slidably connected to the fixing rod 210. Perpendicular fixedly connected with connecting rod 241 on the lateral wall of dwang 221, gag lever post 242 is worn to be equipped with by the lateral wall of connecting rod 241 top, gag lever post 242 and connecting rod 241 sliding connection, and a plurality of spacing holes 243 have been seted up to the lateral wall of dead lever 210 top, and a plurality of spacing holes 243 set up along the circumference of dwang 221 at equal intervals.

Referring to fig. 1 and 2, the clamping assembly 230 includes two horizontally disposed clamping rods 231, the two clamping rods 231 are parallel, and both clamping rods 231 are slidably connected to one side of the fixing rod 210 close to the air hammer 500; one of the clamping rods 231 is vertically and fixedly connected with one of the racks 223, and the other clamping rod 231 is vertically and fixedly connected with the other rack 223. The rotating rod 221 rotates to drive the gear 222 to rotate, the gear 222 rotates to drive the two racks 223 meshed with the gear to move in the reverse direction, and the two racks 223 move in the reverse direction to drive the two clamping rods 231 to move in the reverse direction, so that the clamping rods 231 clamp the forge piece, the position of the forge piece is fixed, and the possibility of the forge piece deviating in the forging and pressing process is reduced.

Referring to fig. 1 and 2, the clamping rods 231 are connected with the clamping block 232 through the spring 234, the clamping block 232 is located at a position close to one end of the clamping rod 231, which is far away from the fixing rod 210, the clamping block 232 is located between two clamping rods 231, three guide rods 233 which are arranged in parallel are fixedly connected to the side wall of the clamping block 232 close to the clamping rod 231, the three guide rods 233 are arranged at intervals along the length direction of the clamping rod 231, the guide rods 233 are arranged on the side wall of the clamping rod 231 in a penetrating manner, the guide rods 233 are slidably connected with the clamping rods 231, the spring 234 is sleeved on the guide rods 233, one end of the spring 234 is fixedly connected with the clamping block 232, and the other end of the spring 234 is fixedly connected with the clamping rod 231; one side of the clamping block 232, which is far away from the clamping rod 231, is provided with a groove, and the cross section of the groove in the horizontal direction is triangular. The clamping block 232 is connected with the clamping rod 231 through the spring 234, and when the forging is forged, the forging has a certain moving allowance, so that a forming space exists in the forging process, and the influence of the clamping mechanism 200 on forging forming of the forging is reduced.

Referring to fig. 1 and 2, the supporting rod 300 is hinged to a positioning rod 400, the hinge axis of the positioning rod 400 and the supporting rod 300 is parallel to the length direction of the fixing rod 210, the positioning rod 400 is located on one side of the supporting rod 300 away from the clamping block 232, the base 100 is provided with a positioning groove 410, and the positioning groove 410 is located on the side wall of one end of the base 100 away from the air hammer 500. When locating lever 400 joint was in constant head tank 410, two grip blocks 232 were located the both sides of tup respectively, and after the forging and pressing was accomplished, the staff rotated locating lever 400, made locating lever 400 break away from in the constant head tank 410, then rotated fixture 200, utilized fixture 200 to take off the forging from the workstation to improve the convenience of staff when the unloading.

The implementation principle of the auxiliary clamping device for air hammer forging in the embodiment of the application is as follows: through with base 100 and air hammer 500 fixed connection, connect dead lever 210 on the base 100, utilize two holding rod 231 antiport of drive assembly 220 drive, make the grip block 232 of connecting on the holding rod 231 press from both sides the forging tightly to with the rigidity of forging, reduce the possibility that the forging takes place the skew at the forging in-process, thereby reduce the frequency that the staff adjusted the forging position in the forging process, reduce staff's work load.

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 an air hammer forges uses supplementary clamping device which characterized in that: the forging piece clamping device comprises a base (100) and a clamping mechanism (200) used for limiting movement of a forging piece, wherein the base (100) is fixedly connected with an air hammer (500), and the clamping mechanism (200) is connected to one side, far away from the ground, of the base (100).

2. The auxiliary holding device for air hammer forging according to claim 1, wherein: the clamping mechanism (200) comprises a fixing rod (210), a driving assembly (220) and a clamping assembly (230), the fixing rod (210) is connected with the base (100), the fixing rod (210) is parallel to the ground, the clamping assembly (230) comprises two clamping rods (231) which are arranged in parallel, the clamping rods (231) are perpendicular to the fixing rod (210), the two clamping rods (231) are connected to one side, close to the air hammer (500), of the fixing rod (210) in a sliding mode, the driving assembly (220) is connected to the fixing rod (210), the two clamping rods (231) are connected with the driving assembly (220), and the driving assembly (220) drives the two clamping rods (231) to move in the direction close to or far away from each other.

3. The auxiliary holding device for air hammer forging according to claim 2, wherein: one side, close to each other, of each clamping rod (231) is connected with a clamping block (232) used for clamping a forged piece, and the clamping blocks (232) are connected with the clamping rods (231) through springs (234).

4. The auxiliary holding device for air hammer forging according to claim 3, wherein: one side, close to the clamping rod (231), of the clamping block (232) is fixedly connected with a guide rod (233) used for limiting the clamping block (232) to move, the guide rod (233) penetrates through the side wall of the guide rod (233), and the guide rod (233) is in sliding connection with the clamping rod (231).

5. The auxiliary holding device for air hammer forging according to claim 4, wherein: a groove used for limiting the movement of the forge piece is formed in one side, away from the clamping rod (231), of the clamping block (232).

6. The auxiliary holding device for air hammer forging according to claim 5, wherein: the driving assembly (220) comprises a rotating rod (221), a gear (222) and two racks (223) which are arranged in parallel, the two racks (223) are connected in the fixed rod (210) in a sliding manner, the rack (223) is parallel to the length direction of the fixed rod (210), the gear (222) is rotatably connected inside the fixed rod (210), the gear (222) is positioned between the two racks (223), the gear (222) drives the two racks (223) to move in opposite directions, the rotating rod (221) penetrates through the fixing rod (210) to be coaxially and fixedly connected with the gear (222), the rotating rod (221) is rotatably connected with the fixing rod (210), one of the racks (223) is fixedly connected with one of the clamping rods (231), and the other rack (223) is fixedly connected with the other clamping rod (231).

7. The auxiliary holding device for air hammer forging according to claim 6, wherein: drive assembly (220) still include connecting rod (241) and gag lever post (242), connecting rod (241) fixed connection be in on the lateral wall of dwang (221), gag lever post (242) are worn to establish on connecting rod (241), the axis of gag lever post (242) with the axis of dwang (221) is parallel, gag lever post (242) are along keeping away from or being close to the direction of base (100) is removed, seted up a plurality ofly on dead lever (210) and be used for pegging graft spacing hole (243) of gag lever post (242), it is a plurality of spacing hole (243) are followed the circumference interval of dwang (221) sets up.

8. The auxiliary holding device for air hammer forging according to claim 3, wherein: the utility model discloses a fixing device for hammer head, including base (100), bracing piece (300) and base (100) are perpendicular, keep away from in bracing piece (300) the one end of base (100) with dead lever (210) fixed connection, it has locating lever (400) to articulate on the lateral wall of bracing piece (300), locating lever (400) with the articulated axis of bracing piece (300) is on a parallel with the length direction of dead lever (210), set up on base (100) and be used for the joint constant head tank (410) of locating lever (400), locating lever (400) joint is in when in constant head tank (410), two grip block (232) are located the both sides of tup respectively.