CN216575376U

CN216575376U - Snake-shaped point clamp jaw of forging manipulator for clamping cake forgings

Info

Publication number: CN216575376U
Application number: CN202123405256.5U
Authority: CN
Inventors: 黄智�; 李祝茂; 宋雷钧
Original assignee: Jiangsu Yulong Forging Co ltd
Current assignee: Jiangsu Yulong Forging Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-05-24
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a snake-shaped point pincers of forging manipulator centre gripping cake class forging are kept silent belongs to centre gripping technical field of keeping silent. The left sides of two parallel forceps arm vertical plates extend downwards to form forceps arm hinge lugs, and the forceps arm hinge lugs are respectively provided with a forceps arm pin hole and are spliced with a forceps arm pin shaft; the upper parts of the opposite end surfaces of the two forceps arm vertical plates are respectively welded with a side plate extending upwards and rightwards, the two side plates are mutually parallel to form forceps jaws, and the upper parts of the right sides of the two side plates are correspondingly provided with forceps jaw pin holes and are spliced with forceps jaw pin shafts; the welding has the intermediate lamella between the terminal surface in opposite directions of both sides board, and the intermediate lamella right side is equipped with the cantilever that extends to outside the curb plate, and the top level of cantilever, bottom are the arc that outwards narrows down gradually, and the welding of the outer end lower part of cantilever has columniform point pincers cushion, and the lower terminal surface of point pincers cushion is equipped with the mushroom head. The device simple structure, easily operation can greatly reduced operative employee's intensity of labour, reduces operating time, shortens production cycle, improves production efficiency greatly.

Description

Snake-shaped point clamp jaw of forging manipulator for clamping cake forgings

Technical Field

The utility model relates to a forging manipulator's centre gripping is kept silent, especially relates to a snake type point pincers of forging manipulator centre gripping cake class forging keep silent, belongs to centre gripping technical field of keeping silent.

Background

The forging manipulator is an auxiliary forging machine which is used for clamping a forging stock and matching with a hydraulic press or a forging hammer to complete main actions of feeding, rotating, turning and the like. When the forging manipulator forges cake products, a snake-shaped point clamp manipulator jaw is needed, cake steel billets are clamped through the snake-shaped point clamp jaw, the steel billets are compacted and formed through forging machinery, and a jaw device for clamping is an important part of a forging machine.

At present, the vast majority of the jaw of the forging manipulator uses a clamping block type structure, the clamping block is horizontally placed during use, the thickness of the clamping block is very large, the forging piece is quite difficult to operate, the forging piece is not deformed and is pressed against the jaw, and therefore certain limitation is realized on the forging of cake forging pieces. Therefore, in order to solve the problem that the clamping block type jaw of the existing forging manipulator is too thick, so that the forged piece is difficult to clamp, a jaw device capable of clamping the cake forged piece with small thickness needs to be developed.

In actual production, a variety of forgings with different specifications are often found, and the processing diameters of different cake-type steel billets are different, so that the operation workload of the forgings is large, the working efficiency is low, and the accuracy of the forging diameter cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the problem that exists among the prior art, provide a snake type point pincers of forging manipulator centre gripping cake class forging and keep silent, simple structure, easily operation, intensity of labour that can greatly reduced operative employee reduces operating time, shortens production cycle, improves production efficiency greatly.

In order to solve the technical problem, the snake-shaped point clamp jaw of the forging manipulator for clamping cake forgings comprises a clamp arm, wherein the clamp arm comprises two clamp arm vertical plates which are parallel to each other, the left sides of the two clamp arm vertical plates extend downwards to form clamp arm hinge lugs, clamp arm pin holes are respectively formed in the clamp arm hinge lugs, and clamp arm pin shafts are inserted in the two clamp arm pin holes;

side plates extending upwards and rightwards are welded on the upper parts of the opposite end surfaces of the two forceps arm vertical plates respectively, the two side plates are parallel to each other to form forceps jaws, forceps jaw pin holes are correspondingly formed in the upper parts of the right sides of the two side plates, and forceps jaw pin shafts are inserted in the forceps jaw pin holes;

the middle plate is welded between the opposite end faces of the two side plates, a cantilever extending out of the side plates is arranged on the right side of the middle plate, the top of the cantilever is horizontal, the bottom of the cantilever is in an arc shape which gradually narrows outwards, a point clamp cushion block is welded to the lower portion of the outer end of the cantilever, the point clamp cushion block is cylindrical, and a mushroom head is arranged on the lower end face of the point clamp cushion block.

Furthermore, a middle plate lifting lug is welded at the top of the middle plate, and a cantilever lifting lug is welded at the top of the cantilever.

Furthermore, the cantilever is formed by the middle plate directly extending rightwards, or the cantilever and the middle plate are welded into a whole.

Furthermore, the middle plate is of a structure with a narrow left part and a wide right part, and the width of the part connected with the root of the cantilever is the largest.

Furthermore, triangular reinforcing plates are respectively welded between the right ends of the two side plates and the root parts of the cantilevers.

Compared with the prior art, the utility model discloses following beneficial effect has been obtained: the jaw body can be used repeatedly, so that the use cost of the jaws is saved, and the service life of the jaws of the snake-shaped point pliers is prolonged; the clamping and the manufacturing of the snake-shaped point pliers jaw are simple, and the cost is greatly reduced. Simple structure, easily operation, greatly reduced operating personnel's intensity of labour, reduce manufacturing time, shorten production cycle. The method is suitable for the requirement of batch production, improves the operation efficiency, and has better implementation effect through the verification of production practice.

Drawings

In order to make the technical means, creation characteristics, achievement purpose and efficiency of the utility model easy to understand and understand, the following combines with the specific figure, further explains the utility model, the attached drawings only provide reference and description usefulness, not for limiting the utility model.

FIG. 1 is a front view of a snake-shaped point clamp jaw for clamping cake forgings by the forging manipulator of the utility model;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a cross-sectional view taken along a-a in fig. 2.

In the figure: 1. the clamp arm comprises a clamp arm vertical plate, a clamp arm hinge lug 1a, a clamp arm hinge lug 1b, a clamp arm pin hole 2, a side plate 2a, a clamp pin hole 2b, a triangular reinforcing plate 3, a middle plate 3a, a middle plate lifting lug 4, a cantilever 4a, a cantilever lifting lug 5 and a point clamp cushion block.

Detailed Description

In the following description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, and do not mean that the device must have a specific orientation.

As shown in fig. 1 to 3, the utility model discloses snake type point pincers of forging manipulator centre gripping cake class forging keep silent, including tong arm, pincers and some pincers cushion 5, the tong arm includes two tong arm risers 1 that are parallel to each other, and the left side downwardly extending of two tong arm risers 1 forms tong arm hinge lug 1a, is equipped with tong arm pinhole 1b on the tong arm hinge lug 1a respectively, and the grafting has the tong arm round pin axle in two tong arm pinholes 1 b.

The upper parts of the opposite end surfaces of the two forceps arm vertical plates 1 are respectively welded with a side plate 2 extending upwards and rightwards, the two side plates 2 are parallel to each other to form a forceps holder, the upper parts of the right sides of the two side plates 2 are correspondingly provided with forceps holder pin holes 2a, and forceps holder pin shafts are inserted in the forceps holder pin holes 2 a.

The welding has intermediate lamella 3 between the terminal surface in opposite directions of both sides board 2, and the right side of intermediate lamella 3 is equipped with and extends to the outer cantilever 4 of curb plate 2, and the top level of cantilever 4, the bottom of cantilever 4 are the arc that outwards narrows down gradually, and the outer end lower part welding of cantilever 4 has some pincers cushion 5, and some pincers cushion 5 are cylindrical, and the lower terminal surface of some pincers cushion 5 is equipped with the mushroom head.

The clamp of the forging manipulator drives the two clamp arm vertical plates 1 to swing upwards around the axis of the clamp pin shaft through the clamp arm pin shaft, then the point clamp cushion blocks 5 swing downwards, the point clamp cushion blocks 5 of the two clamp jaws move oppositely, and then the cake-type billet can be clamped.

The welding of the top of intermediate lamella 3 has intermediate lamella lug 3a, and the welding of the top of cantilever 4 has cantilever lug 4a, is convenient for lift by crane this device of transporting.

The cantilever 4 is formed by directly extending the middle plate 3 to the right, namely, the two are made of integral materials. If the strength is allowable, it is also conceivable to weld the cantilever 4 and the intermediate plate 3 together, that is, to weld them together using a separate material.

The middle plate 3 is of a structure with a narrow left part and a wide right part, and the width of the part connected with the root part of the cantilever 4 is the largest, so that the rigidity and the strength of the cantilever 4 are improved.

Triangular reinforcing plates 2b are respectively welded between the right ends of the two side plates 2 and the root parts of the cantilevers 4 so as to improve the bearing capacity of the cantilevers 4.

Taking a 30-ton forging manipulator as an example, the total length of the jaw of the snake-shaped point clamp is 2000mm, the length of the vertical plates 1 of the clamp arms is 800mm, the distance between the inner end faces of the vertical plates 1 of the two clamp arms is 610mm, the thickness of the vertical plates 1 of the clamp arms is 100mm, and the aperture of the pin holes 1b of the clamp arms is 70 mm.

2 thickness of curb plate is 180mm, and 2 left ends narrowest of curb plate is 125mm, is trapezoidal right extension to 370mm wide, and the top inclined plane is trapezoidal top hypotenuse, and is 15 with the contained angle between the horizontal plane, and the right side of curb plate 2 is equipped with the portion of hanging down and welds mutually with tong arm riser 1 right-hand member to improve the root width of cantilever 4, the aperture of tong pinhole 2a is 80 mm.

The thicknesses of the middle plate 3 and the cantilever 4 are both 180mm, the arc radius of the lower part of the cantilever 4 is R1250mm, and the outer diameter of the point clamp cushion block 5 is phi 150 mm.

When the cake forging is processed, firstly heating 1220-800 ℃, upsetting to 720mm, drawing the opening 630-1160 mm, then upsetting to 580mm, drawing 650-1320 mm, then upsetting to 390mm, punching, flattening the end surface to 360mm, performing punch selection, core material height and weight control, then drawing each section to the process size, straightening and finishing.

It should be noted that, in the present invention, when an element is referred to as being "fixed" to another element, it may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. The utility model provides a snake type point pincers of forging manipulator centre gripping cake class forging keep silent, includes the tong arm, its characterized in that: the clamp arm comprises two clamp arm vertical plates which are parallel to each other, the left sides of the two clamp arm vertical plates extend downwards to form clamp arm hinge lugs, clamp arm pin holes are respectively formed in the clamp arm hinge lugs, and clamp arm pin shafts are inserted in the two clamp arm pin holes; side plates extending upwards and rightwards are welded on the upper parts of the opposite end surfaces of the two forceps arm vertical plates respectively, the two side plates are parallel to each other to form forceps jaws, forceps jaw pin holes are correspondingly formed in the upper parts of the right sides of the two side plates, and forceps jaw pin shafts are inserted in the forceps jaw pin holes; the middle plate is welded between the opposite end faces of the two side plates, a cantilever extending out of the side plates is arranged on the right side of the middle plate, the top of the cantilever is horizontal, the bottom of the cantilever is in an arc shape which gradually narrows outwards, a point clamp cushion block is welded to the lower portion of the outer end of the cantilever, the point clamp cushion block is cylindrical, and a mushroom head is arranged on the lower end face of the point clamp cushion block.

2. The serpentine spot plier jaw of the forging manipulator for gripping cake forgings according to claim 1, wherein: the top of the middle plate is welded with a middle plate lifting lug, and the top of the cantilever is welded with a cantilever lifting lug.

3. The serpentine spot plier jaw of the forging manipulator for gripping cake forgings according to claim 1, wherein: the cantilever by the intermediate lamella directly extends right and forms, perhaps the cantilever with the intermediate lamella welding is as an organic whole.

4. The serpentine spot plier jaw of the forging manipulator for gripping cake forgings according to claim 1, wherein: the middle plate is of a structure with a narrow left part and a wide right part, and the width of the part connected with the root of the cantilever is the largest.

5. The snake-point pliers jaws of a forging manipulator as claimed in any one of claims 1 to 4 for gripping cake forgings, wherein: and a triangular reinforcing plate is welded between the right end of each side plate and the root of each cantilever.