CN214442741U

CN214442741U - Long joint blank one-die multi-part and multi-station forging die for textile machinery

Info

Publication number: CN214442741U
Application number: CN202120537206.3U
Authority: CN
Inventors: 黎诚; 丁伟; 殷剑; 金康; 孙奋丽
Original assignee: China Machinery Industry Technology Research Institute Of Precision Forming Anhui Co ltd
Current assignee: China Machinery Industry Technology Research Institute Of Precision Forming Anhui Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-10-22
Anticipated expiration: 2031-03-15

Abstract

The utility model discloses a many holding concurrently multistation forging dies of long joint blank mould for textile machinery, including installing the die carrier on the press, the forging mould that is used for forging the blank is installed to the inboard middle part of die carrier, the inboard of die carrier is in the left side of forging mould is installed the cooperation the punching die of forging die machined part and punching a hole, the inboard of die carrier is in the right side of forging die is installed the cooperation the trimming die of punching die machined part and side cut, through set up the briquetting groove installation location voussoir and the fixed briquetting of forging die of horizontal and vertical axis symmetric distribution on the die carrier, through the quick location front and back position of locating the voussoir on the die carrier of forging die, later through the fixed briquetting adjustment forging die left and right sides position on the die carrier of forging die to this quick location and the relative position of the lower mould on the fixed die, and ensures the accuracy of the anastomosis after the upper die and the lower die of the forging die are installed.

Description

Long joint blank one-die multi-part and multi-station forging die for textile machinery

Technical Field

The utility model relates to a long joint shaping technical field of weaving machinery, concretely relates to spinning machine forges mould with many holding multistation of long joint blank one mould.

Background

The long joint is used as an important connecting mechanism of the whole warp knitting machine and plays a significant role in the whole warp knitting machine, the long joint is always in a working environment with strong impact, large abrasion and high stress, various defects such as cracks, depressions and the like are easily generated due to large acting force, various failure conditions of the device are generated, the use stability of the machine is seriously influenced, and the long joint of the warp knitting machine is required to have performances such as large strength, fatigue resistance, toughness and the like.

At present, most long joints for textile machinery adopt a casting forming mode, but when a common casting process adopts a casting forming mode, the problems of large structure, more defects, high labor intensity, unstable casting quality and the like exist, the forming is completed on a plurality of devices, the devices are more and complicated, the use and maintenance cost of the machine is increased invisibly, the working procedure takt is long in time consumption during processing, and the efficiency is low.

In addition, the forging process is an important ring in the long joint processing procedure, the corresponding force applied to the stamping blank by the forging die is relatively large, the mounting or dismounting steps of the forging die are complicated, the accuracy requirement of the forging die in the mounting process is high, and if the accuracy of the forging die does not meet the set requirement, the punch forming forge piece is unqualified, and even the upper die and the lower die are forged in a staggered collision mode.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a many holding concurrently multistation forging dies of long joint blank mould for spinning machine to the forging die who solves among the prior art is difficult to quick accurate positioning installation technical problem.

In order to solve the above technical problem, the utility model particularly provides the following technical scheme:

a one-die multi-part and multi-station forging die for a long joint blank for textile machinery comprises a main die frame arranged on a press, wherein a forging die for forging a blank is arranged in the middle of the inner side of the main die frame, a punching die matched with a machined part of the forging die and used for punching is arranged on the left side of the forging die on the inner side of the main die frame, and a trimming die matched with the machined part of the punching die and used for trimming is arranged on the right side of the forging die on the inner side of the main die frame;

the forging die comprises a main die frame, a forging die and a plurality of pressing block grooves, wherein the main die frame is provided with a plurality of pressing block grooves at the periphery of the forging die, positioning wedge blocks used for positioning the forging die are installed on the main die frame through the pressing block grooves at the front side and the rear side, and a forging die fixing pressing block used for pressing and fixing the forging die is installed on the main die frame through the pressing block grooves at the left side and the right side.

As a preferred scheme of the utility model, the front and back end of lower mould all is equipped with the confession on the forging die the horizontal spout of location voussoir lateral sliding's mould, and the left and right sides end of lower mould all is equipped with the confession on the forging die spacing gliding mould pressing groove from top to bottom of forging die fixed pressing block.

As an optimized scheme of the utility model, it is a plurality of the briquetting groove about the horizontal central axis one-to-one symmetric distribution of indulging of die carrier, and the bottom center part of briquetting inslot portion is equipped with the confession the location voussoir with the screw that forging die fixed briquetting fixing bolt twisted.

As a preferred scheme of the present invention, the positioning wedge block includes an in-groove wedge block embedded in the pressing block groove, and a wedge block inner hole for placing a fixing bolt is provided in the in-groove wedge block, and the pressing block grooves on the front and rear sides of the main die frame are used for limiting the front and rear positions of the die of the forging die by placing the in-groove wedge block;

the top end of the wedge block in the groove is provided with a transverse groove sliding block which is clamped with the wedge block in the groove in a limiting mode, a protruding structure which stretches into the die transverse sliding groove and slides along the die transverse sliding groove is arranged on the transverse groove sliding block, a sliding block inner hole which is overlapped with the wedge block inner hole is formed in the inner side of the transverse groove sliding block, and the wedge block in the groove and the transverse groove sliding block are provided with fixing bolts which are used for screwing in screw holes in the pressing block groove through the overlapped wedge block inner hole and the sliding block inner hole.

As a preferred scheme of the utility model, the fixed briquetting of forging die is including the embedding the inside inslot briquetting of briquetting inslot, and the inside of inslot briquetting is equipped with the briquetting hole that is used for putting into fixing bolt, the top of inslot briquetting is equipped with and extends into the indent slider of mould pressing close inslot side, and there is the extrusion through threaded connection on the indent slider the indent fixing bolt of mould pressing close groove bottom face.

Compared with the prior art, the utility model following beneficial effect has:

(1) the dies for forming the multiple forgings are integrated in the master die set, and can be simultaneously processed with multiple stations along with the stamping of the master die set, so that the multiple forgings are formed by one-time forging in the forming process, the forming time is shortened, the use and maintenance cost of multiple machines is reduced, and the production rate is greatly improved;

(2) the positioning wedge blocks and the forging die fixing pressing blocks are installed through the pressing block grooves which are symmetrically distributed on the transverse and longitudinal central axes on the main die frame, the forging die is located at the front and rear positions on the main die frame through the positioning wedge blocks, the left and right positions of the forging die on the main die frame are adjusted through the forging die fixing pressing blocks, the relative positions of the upper die and the lower die of the die are quickly positioned and fixed, and the matching accuracy of the upper die and the lower die of the forging die after installation is guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

Fig. 1 is a schematic view of the overall structure of a forging die according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a lower mold frame in an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a positioning wedge according to an embodiment of the present invention;

fig. 4 is a sectional view of the forging die fixing block according to the embodiment of the present invention.

The reference numerals in the drawings denote the following, respectively:

1-main mould frame; 2-forging a mould; 3-punching a hole die; 4-trimming die; 5-pressing block groove; 6-positioning a wedge block; 7-forging die fixing pressing block;

21-a mould horizontal chute; 22-die pressing and groove closing;

61-wedge in groove; 62-wedge inner hole; 63-transverse slot slide block; 64-a slide block inner hole;

71-briquetting in a groove; 72-pressing an inner hole of the block; 73-a groove-pressing slider; 74-indent fixing bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model provides a long joint blank one-die-multiple-station forging die for textile machinery, which comprises a main die frame 1 installed on a press, wherein a forging die 2 used for forging blanks is installed in the middle of the inner side of the main die frame 1, a punching die 3 matched with a workpiece of the forging die 2 and used for punching is installed on the left side of the forging die 2 on the inner side of the main die frame 1, and a trimming die 4 matched with a workpiece of the punching die 3 and used for trimming is installed on the right side of the forging die 2 on the inner side of the main die frame 1;

when installing the die, the upper die and the lower die of the main die frame 1 are installed on the press, then the upper die and the lower die of the forging die 2 are installed in the middle of the main die frame 1, and finally the upper die and the lower die of the punching die 3 and the trimming die 4 are installed on two sides of the main die frame 1.

The periphery of the forging die 2 on the main die frame 1 is provided with a plurality of pressing block grooves 5, the main die frame 1 is provided with positioning wedge blocks 6 for positioning the forging die 2 through the plurality of pressing block grooves 5 on the front side and the rear side, and the main die frame 1 is provided with a forging die fixing pressing block 7 for pressing and fixing the forging die 2 through the plurality of pressing block grooves 5 on the left side and the right side.

The front and rear ends of the upper and lower dies of the forging die 2 are provided with die transverse sliding grooves 21 for the positioning wedge blocks 6 to transversely slide, and the left and right ends of the upper and lower dies of the forging die 2 are provided with die pressing grooves 22 for the forging die fixing pressing blocks 7 to slide up and down in a limiting manner.

The pressing block grooves 5 are symmetrically distributed on the main die frame 1 about the transverse and longitudinal central axes one by one, and screw holes for screwing fixing bolts of the positioning wedge blocks 6 and the forging die fixing pressing blocks 7 are formed in the bottom center positions inside the pressing block grooves 5.

The positioning wedge block 6 comprises an in-groove wedge block 61 embedded in the pressing block groove 5, a wedge block inner hole 62 for placing a fixing bolt is formed in the in-groove wedge block 61, and the pressing block grooves 5 on the front side and the rear side of the main die frame 1 are used for limiting the front position and the rear position of the die of the forging die 2 through the in-groove wedge block 61;

the top of inslot wedge 61 is equipped with the cross slot slider 63 with the spacing block of inslot wedge 61 to be equipped with on the cross slot slider 63 and stretch into the mould and violently spout 21 inside and along the mould cross slide groove 21 lateral sliding's protrusion structure, the inboard of cross slot slider 63 is equipped with the slider hole 64 with voussoir hole 62 coincidence, inslot wedge 61 and cross slot slider 63 place the fixing bolt who is used for twisting the inside screw of briquetting groove 5 through the voussoir hole 62 and the slider hole 64 of coincidence.

The forging die fixing pressing block 7 comprises an in-groove pressing block 71 embedded in the pressing block groove 5, a pressing block inner hole 72 used for placing a fixing bolt is formed in the in-groove pressing block 71, a pressing groove sliding block 73 extending into the inner side of the die pressing groove 22 is arranged at the top end of the in-groove pressing block 71, and a pressing groove fixing bolt 74 used for extruding the bottom end face of the die pressing groove 22 is connected to the pressing groove sliding block 73 through threads.

After the total die carrier is installed, need install forging die 2, punching die 3 and trimming die 4 in proper order:

when forging the mould 2, need to forge the central region of lower mould frame with forging, put into a plurality of briquetting grooves 5 that are in the front and back side earlier with a plurality of locating wedge 6, through the locating wedge 6 laminating of front and back side forge the front and back side of lower mould for forge the lower mould can slide from side to side through the locating wedge 6 of front and back both sides, later place a plurality of forging die fixed briquetting 7 in the briquetting groove 5 of the left and right sides, until a plurality of forging die fixed briquetting 7 laminating forge the left and right sides of lower mould, with this left and right positions that rectifies the forging lower mould and be in the lower mould frame, fix locating wedge 6 and forging die fixed briquetting 7 in proper order at last, restrict in proper order and forge the central point that the lower mould is in the lower mould frame, and install the forging mould in the central point of last mould frame according to above-mentioned step.

In addition, the positioning wedge block 6 consists of an in-groove wedge block 61 and a transverse groove slide block 63, and the concrete steps of limiting the forward and backward movement of the forging lower die by the positioning wedge block 6 are as follows:

100, firstly, arranging transverse die sliding grooves 21 for horizontally clamping the positioning wedge blocks 6 at the front and rear ends of an upper forging die and a lower forging die of the forging die 2, and arranging die pressing grooves 22 for fixing a forging die fixing pressing block 7 at the left and right ends of the upper forging die and the lower forging die;

200, when installing the positioning wedges 6, placing the wedge blocks in the grooves in the pressing block grooves 5 on the front side and the rear side, limiting the forging lower die to be positioned on the front central axis and the rear central axis of the lower die frame by the lower parts of the positioning wedges 6, and limiting the forging lower die to slide left and right under the limiting action of the wedge blocks 61 in the grooves of the positioning wedges 6;

300, after the forging lower die is positioned on the lower die frame and fixedly connected with the pressing block grooves 5 by using the plurality of forging die fixing pressing blocks 7, the transverse groove sliding blocks 63 of the positioning wedge blocks 6 can be used to extend into the die pressing transverse grooves 21 on the front side and the rear side of the forging lower die, then the transverse groove sliding blocks 63 of the positioning wedge blocks 6 are clamped on the in-groove wedge blocks 61, finally, fixing bolts are used to sequentially extend into wedge block inner holes 62 in the in-groove wedge blocks 61 and sliding block inner holes 64 in the transverse groove sliding blocks 63 and are screwed into screw holes in the bottom ends of the pressing block grooves 5, so that a wedge block structure formed by the positioning wedge blocks 61 and the transverse groove sliding blocks 63 is fixed by the fixing bolts, at the moment, the transverse groove sliding blocks of the positioning wedge blocks 6 are pressed on the die transverse sliding grooves 21 on the front side and the rear side of the forging lower die, and the forging lower die is jointly fixed by the plurality of positioning wedge blocks 6 and the plurality of forging die fixing pressing blocks 7.

The wedge 6 and the forging die fixing pressing block 7 are installed through the pressing block grooves 5 which are symmetrically distributed on the transverse and longitudinal central axes of the main die frame 1, the forging die 2 is located at the front position and the rear position on the main die frame 1 through the locating wedge 6, the left position and the right position of the forging die 2 on the main die frame 1 are adjusted through the forging die fixing pressing block 7, the relative positions of the upper die and the lower die of the die are rapidly located and fixed, and the matching accuracy of the upper die and the lower die of the forging die 2 after installation is guaranteed.

The forging die 2, the punching die 3 and the trimming die 4 are placed in a pair of devices, so that the three processes of forging, punching and trimming which are originally required to be independently completed by three devices can be completely completed by only one device, the integration level of the device is improved, and the space occupied by the device is effectively saved;

and the main die frame 1 can complete three processes synchronously with three dies by single stamping, thereby greatly improving the production efficiency, reducing the energy consumption of equipment and improving the economic benefit.

The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.

Claims

1. The utility model provides a many holding concurrently multistation forging mould of long joint blank mould for spinning machine, is including installing main die carrier (1) on the press, its characterized in that: a forging die (2) used for forging blanks is installed in the middle of the inner side of the main die frame (1), a punching die (3) matched with a workpiece of the forging die (2) and used for punching is installed on the inner side of the main die frame (1) on the left side of the forging die (2), and a trimming die (4) matched with the workpiece of the punching die (3) and used for trimming is installed on the inner side of the main die frame (1) on the right side of the forging die (2);

the forging die is characterized in that a plurality of pressing block grooves (5) are formed in the periphery of the forging die (2) on the main die frame (1), positioning wedge blocks (6) used for positioning the forging die (2) are installed on the main die frame (1) through the pressing block grooves (5) on the front side and the rear side, and forging die fixing pressing blocks (7) used for fixing the forging die (2) in a pressing mode are installed on the main die frame (1) through the pressing block grooves (5) on the left side and the right side.

2. The long joint blank one-die multi-piece and multi-station forging die for the textile machinery as claimed in claim 1, wherein: the front and rear ends of the upper die and the lower die of the forging die (2) are provided with die transverse sliding grooves (21) for the positioning wedge blocks (6) to transversely slide, and the left and right ends of the upper die and the lower die of the forging die (2) are provided with die closing grooves (22) for the forging die fixing pressing blocks (7) to vertically limit and slide.

3. The long joint blank one-die multi-piece and multi-station forging die for the textile machinery as claimed in claim 1, wherein: the pressing block grooves (5) are symmetrically distributed on the main die frame (1) about the transverse and longitudinal central axes one by one, and screw holes for screwing the positioning wedge blocks (6) and the fixing bolts of the forging die fixing pressing blocks (7) are formed in the center of the bottom end inside the pressing block grooves (5).

4. The long joint blank one-die multi-piece and multi-station forging die for the textile machinery as claimed in claim 2, wherein: the positioning wedge block (6) comprises an in-groove wedge block (61) embedded in the pressing block groove (5), a wedge block inner hole (62) for placing a fixing bolt is formed in the in-groove wedge block (61), and the pressing block grooves (5) on the front side and the rear side of the main die frame (1) are used for limiting the front and rear positions of the die of the forging die (2) by placing the in-groove wedge block (61);

the top of the in-groove wedge block (61) is provided with a transverse groove sliding block (63) which is clamped with the in-groove wedge block (61) in a limiting manner, a protruding structure which stretches into the die transverse sliding groove (21) and transversely slides along the die transverse sliding groove (21) is arranged on the transverse groove sliding block (63), a sliding block inner hole (64) which is overlapped with the wedge block inner hole (62) is formed in the inner side of the transverse groove sliding block (63), and the in-groove wedge block (61) and the transverse groove sliding block (63) are provided with a fixing bolt which is used for screwing the screw hole in the pressing block groove (5) through the overlapped wedge block inner hole (62) and the sliding block inner hole (64).

5. The long joint blank one-die multi-piece and multi-station forging die for the textile machinery as claimed in claim 2, wherein: the forging die fixing pressing block (7) comprises an in-groove pressing block (71) embedded into the pressing block groove (5), a pressing block inner hole (72) used for placing a fixing bolt is formed in the in-groove pressing block (71), a pressing groove sliding block (73) extending into the inner side of the die pressing groove (22) is arranged at the top end of the in-groove pressing block (71), and a pressing groove fixing bolt (74) used for extruding the bottom end face of the die pressing groove (22) is connected to the pressing groove sliding block (73) through threads.