CN211248154U

CN211248154U - Clamping and fixing device for blank production

Info

Publication number: CN211248154U
Application number: CN201921853662.8U
Authority: CN
Inventors: 胡伟; 任德俊
Original assignee: Chengdu Shuangliu Hengsheng Forging Co ltd
Current assignee: Chengdu Shuangliu Hengsheng Forging Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-14
Anticipated expiration: 2029-10-31

Abstract

The utility model provides a blank production is with centre gripping fixing device, including two centre gripping walls that the structure is the same, two centre gripping wall cross arrangement just connects through the pivot at cross position, two the fixed axle is all fixed to centre gripping wall upper end, two fixed axle annular outer end is the fixed wall of equal and splint subassembly, two the auxiliary wall is established in two centre gripping wall outer ends, two the splint subassembly is established and is put between two centre gripping wall upper portions, the utility model discloses rational in infrastructure has enlarged application range, has improved the centre gripping stability.

Description

Clamping and fixing device for blank production

Technical Field

The utility model relates to a centre gripping fixing device is used in blank production belongs to and forges technical field.

Background

Forging is a processing method which utilizes forging machinery to apply pressure on a metal blank to enable the metal blank to generate plastic deformation so as to obtain a forging with certain mechanical property, certain shape and certain size, the defects of casting-state looseness and the like generated in the smelting process of metal can be eliminated through forging, the microstructure is optimized, and meanwhile, because a complete metal streamline is saved, the mechanical property of the forging is generally superior to that of a casting made of the same material.

Aiming at different types of blanks, clamping devices have different clamping plates in the prior art, the clamping plates are narrow in application range and are not large in certain size, but when a clamping tool is used by a single person for clamping the heavy blank, the clamping stability is low, the blank is easy to drop, and the use risk is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a clamping fixing device is used in blank production to the application range of the splint of proposing in solving above-mentioned background art is narrow, and is little to some volume, but when the great stock of weight was single use clamping tool carries out the centre gripping, the problem that the clamping stability is low, the utility model discloses rational in infrastructure has enlarged application range, has improved clamping stability.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a centre gripping fixing device is used in blank production, includes two centre gripping walls that the structure is the same, two centre gripping wall cross arrangement just connects through the pivot in the cross position, two the fixed axle is all fixed to centre gripping wall upper end, two supplementary wall and splint subassembly are all fixed to fixed axle annular outer end, two supplementary wall is established in two centre gripping wall outer ends, two the splint subassembly is established the position between two centre gripping wall upper portions.

Furthermore, the lower positions of the outer ends of the two clamping walls are sleeved with first heat insulation pads, and the lower positions of the outer ends of the two auxiliary walls are sleeved with second heat insulation pads.

Further, the fixed axle passes through the bearing and is connected with auxiliary wall and splint subassembly respectively, both ends all are through screw thread installation second locking bolt around the splint subassembly, two second locking bolt passes the splint subassembly and extends to inside two first through-holes that both ends were seted up around the fixed axle respectively, both ends all are through screw thread installation first locking bolt around the auxiliary wall, two first locking bolt all passes auxiliary wall and extends to inside two second through-holes that both ends were seted up around the fixed axle respectively.

Further, the clamping plate assembly comprises a first clamping plate and a second clamping plate fixed to the lower end of the second clamping plate, and the first clamping plate and the second clamping plate are integrally formed.

Furthermore, a round hole is formed in the upper end of the auxiliary wall, and a fixing shaft is fixed in the round hole.

Furthermore, the clamping plates are provided with at least two clamping plates, the at least two clamping plates are sleeved at the annular outer end of the fixed shaft through bearings, the front end and the rear end of each clamping plate are respectively fixed with a second locking bolt, and the at least two second locking bolts penetrate through the clamping plates and extend into third through holes formed in the side ends of the fixed shaft.

The utility model has the advantages that: the utility model relates to a clamping and fixing device for blank production,

1. through setting up first grip block and the second grip block that can change positions, make the splint of two kinds can be nimble use to be convenient for carry out the centre gripping to the different stock of two kinds of demands, enlarged the centre gripping scope, excellent in use effect.

2. When treating centre gripping stock weight less, rotate the auxiliary wall to the grip wall outer end, accomodate the auxiliary wall, when treating centre gripping stock weight great, rotate the auxiliary wall to the grip wall upper end, two staff grip the grip wall and auxiliary wall respectively, utilize the splint subassembly to carry out the centre gripping to the stock, improved the stability of centre gripping.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a perspective view of a clamping and fixing device for blank production of the present invention;

fig. 2 is a front view of a clamping and fixing device for blank production according to the present invention;

fig. 3 is a top view of a clamping and fixing device for blank production according to the present invention;

fig. 4 is a top sectional view of the clamping and fixing device for blank production according to the present invention;

fig. 5 is a schematic view of a placement assembly in a clamping and fixing device for blank production according to the present invention;

fig. 6 is a schematic view of a cylindrical gear in the clamping and fixing device for blank production.

In the figure: 1-clamping wall, 2-rotating shaft, 3-auxiliary wall, 4-fixed shaft, 5-first locking bolt, 6-clamping plate component, 7-second locking bolt, 8-clamping plate, 61-first clamping plate and 62-second clamping plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a centre gripping fixing device is used in blank production, including two centre gripping walls 1 that the structure is the same, two centre gripping walls 1 cross arrangement just connect through pivot 2 in the cross position, fixed axle 4 is all fixed on two centre gripping walls 1 upper ends, equal fixed supplementary wall 3 and splint subassembly 6 in two fixed axle 4 annular outer ends, two supplementary walls 3 are established in two centre gripping walls 1 outer ends, position between 1 upper portion of two centre gripping walls is established to two splint subassemblies 6, specifically, centre gripping wall 1 can rotate around pivot 2, thereby drive two splint subassemblies 6 and merge and separate, and then be convenient for carry out the centre gripping to the stock.

The first heat insulating mattress is all suit to 1 outer end lower part position of two centre gripping walls, and the second heat insulating mattress is all suit to 3 outer end lower part positions of two auxiliary walls, has realized thermal-insulated function, is convenient for protect personnel's hand.

Fixed axle 4 passes through the bearing and is connected with auxiliary wall 3 and splint subassembly 6 respectively, splint subassembly 6 is preceding both ends all through screw thread installation second locking bolt 7, two second locking bolts 7 pass splint subassembly 6 and extend to inside two first through-holes that both ends were seted up around fixed axle 4 respectively, auxiliary wall 3 is preceding both ends are all through screw thread installation first locking bolt 5, two first locking bolts 5 all pass auxiliary wall 3 and extend to two second through-hole insides that both ends were seted up around fixed axle 4 respectively, lock splint subassembly 6 and fixed axle 4 through second locking bolt 7.

The clamping plate assembly 6 comprises a first clamping plate 61 and a second clamping plate 62 fixed to the lower end of the second clamping plate 62, the first clamping plate 61 and the second clamping plate 62 are integrally formed, the first clamping plate 61 and the second clamping plate 62 are two different clamping plates, the clamping plate assembly is suitable for clamping different types of blanks, when the clamping plate assembly 6 needs to be changed, a person rotates a second locking bolt 7 to the second locking bolt 7 to move out of the fixing shaft 4, then the clamping plate assembly 6 rotates 180 degrees around the fixing shaft 4, and then the clamping plate assembly 6 and the fixing shaft 4 are locked by the second locking bolt 7 again.

A round hole is formed in the upper end of the auxiliary wall 3, and a fixing shaft 4 is fixed in the round hole, so that the fixing shaft 4 is conveniently connected with the clamping wall 1.

The grip block 8 is equipped with at least two, two at least grip blocks 8 all pass through the bearing suit in 4 annular outer ends of fixed axle, second locking bolt 7 is all fixed at both ends around two at least grip blocks 8, two at least second locking bolt 7 all pass grip block 8 and extend to inside the third through-hole that 4 sides of fixed axle were seted up, select one of them group to rotate to 1 top of centre gripping wall and utilize second locking bolt 7 and fixed axle 4 to lock in two at least grip blocks 8, then utilize this group grip block 8 to carry out the centre gripping to the stock, the stock of different grade type chooses for use different grip blocks 8, the application range of grip block 8 has been enlarged.

The working principle is as follows: as shown in fig. 1 and 5, the clamping plate assembly 6 includes two types of first clamping plates 61 and second clamping plates 62, and after the second locking bolt 7 is rotated to be separated from the fixed shaft 4, the first clamping plates 61 and the second clamping plates 62 can be rotated around the fixed shaft 4, so that one of the first clamping plates and the second clamping plates rotates to above the clamping wall 1, and the blank is clamped by the first clamping plates 61 or the second clamping plates 62 rotating to above the clamping wall 1, so that the two types of blanks are clamped, and the clamping range is expanded.

As shown in fig. 6, at this time, at least two clamping plates 8 of different types are mounted on the fixing shaft 4, the clamping plates 8 are the same as the clamping plate assembly 6, and the clamping plates 8 are also locked with the fixing shaft 4 through the second locking bolt 7, so that in use, the required clamping plates 8 can be rotated to the upper side of the clamping wall 1, and the unnecessary clamping plates 8 are rotated to the inside of the clamping wall 1, so that various blanks can be clamped conveniently, the clamping range is expanded, and the using effect is good.

When treating centre gripping stock weight less, rotate appurtenance wall 3 to centre gripping wall 1 outer end, accomodate appurtenance wall 3, when treating centre gripping stock weight great, rotate first locking bolt 5 to separating with fixed axle 4, then rotate appurtenance wall 3 to centre gripping wall 1 upper end position, two staff grip centre gripping wall 1 and appurtenance wall 3 respectively, utilize splint subassembly 6 to carry out the centre gripping to the stock, improved the stability of centre gripping.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a blank production is with centre gripping fixing device which characterized in that: including two centre gripping walls (1) that the structure is the same, two centre gripping wall (1) cross arrangement just connects through pivot (2) in cross position, two all fixed axle (4), two in centre gripping wall (1) upper end fixed axle (4) annular outer end is fixed supplementary wall (3) and splint subassembly (6), two supplementary wall (3) are established in two centre gripping walls (1) outer end, two splint subassembly (6) are established and are put between two centre gripping walls (1) upper portion.

2. A blank producing holding fixture as claimed in claim 1, wherein: the lower positions of the outer ends of the two clamping walls (1) are all sleeved with first heat insulation pads, and the lower positions of the outer ends of the two auxiliary walls (3) are all sleeved with second heat insulation pads.

3. A blank producing holding fixture as claimed in claim 1, wherein: fixed axle (4) are connected with appurtenance wall (3) and splint subassembly (6) respectively through the bearing, both ends all are through screw thread installation second locking bolt (7), two around splint subassembly (6) second locking bolt (7) pass splint subassembly (6) and extend to inside two first through-holes that both ends were seted up around fixed axle (4) respectively, both ends all are through screw thread installation first locking bolt (5), two around appurtenance wall (3) first locking bolt (5) all pass appurtenance wall (3) and extend to inside two second through-holes that both ends were seted up around fixed axle (4) respectively.

4. A blank producing holding fixture as claimed in claim 1, wherein: the clamping plate assembly (6) comprises a first clamping plate (61) and a second clamping plate (62) fixed to the lower end of the second clamping plate (62), and the first clamping plate (61) and the second clamping plate (62) are integrally formed.

5. A blank producing holding fixture as claimed in claim 1, wherein: and a round hole is formed in the upper end of the auxiliary wall (3), and a fixed shaft (4) is fixed in the round hole.

6. A blank production is with centre gripping fixing device of claim 4, characterized in that: the clamping plate (8) is provided with at least two clamping plates (8), at least two clamping plates (8) are sleeved at the annular outer end of the fixed shaft (4) through bearings, at least two second locking bolts (7) are fixed at the front end and the rear end of each clamping plate (8), at least two second locking bolts (7) penetrate through the clamping plates (8) and extend to the inside of a third through hole formed in the side end of the fixed shaft (4).