CN219357652U - Stretching female die convenient to fix - Google Patents

Abstract

The utility model provides a stretching female die convenient to fix, which comprises a stretching female die and a fixing mechanism, wherein the fixing mechanism comprises a first limiting hole, a second limiting hole, a fixing rod, a limiting ring and a spring, the fixing mechanism is arranged on the inner side surface of the stretching female die, and a protection mechanism is arranged on the upper surface of the stretching female die. The first limiting hole is formed in the inner side surface of the stretching female die, the second limiting hole is formed in the position of the first limiting hole, the limiting ring is fixedly connected to the outer side surface of the fixing rod, one end of the spring is fixedly connected to one side of the limiting ring, and therefore when the stretching female die is fixed, the fixing rod is pulled only to enable the limiting ring to slide in the second limiting hole, the spring is compressed, after the stretching female die is fixed at a specified position, the fixing rod is loosened, the spring rebounds, and the fixing rod is clamped into the corresponding hole to fix the stretching female die, so that the effect of convenient fixing of the stretching female die is achieved.

Description

Stretching female die convenient to fix

Technical Field

The utility model relates to the technical field related to stretching female dies, in particular to a stretching female die convenient to fix.

Background

The drawing die is a die for forming the external size and shape of a drawn piece, and the drawing process of the forming die is a popularization of a general drawing process, and has the main advantages that: the deformation cutter is greatly reduced, the drawing ratio is improved, a blank holder is not needed, the optimal female die cone angle with minimum deformation resistance of the two-piece can ironing delay material is provided, the cup-shaped piece material is an elastoplastic constitutive model, the stress and strain change of the thickness are considered, the drawing forming is simulated through numerical values, the distribution of the equivalent strain, the equivalent stress and the thickness change value of the thickness section of the plate material at and near the round angle of the female die is obtained when different pressing displacements are carried out, the optimal female die cone angle with minimum deformation resistance of the two-piece can ironing delay material is provided, the cup-shaped piece material is provided as an elastoplastic constitutive model, the stress and strain change of the thickness are considered, the distribution of the equivalent strain, the equivalent stress and the thickness change value of the thickness section of the plate material at and near the round angle of the female die is obtained when different pressing displacements are carried out through numerical simulation drawing forming, according to the virtual die assembly result of the drawing die, the dynamic deformation of the drawing die is analyzed, and the result shows that the compensation method of the dynamic die surface of the drawing die is studied, and the result shows that the die is adopted to reversely compensate the deformation caused by the action of a press, the local characteristic part of the drawing die is compressed, and the local characteristic part caused by the dynamic deformation is compensated to be unclear.

However, when the existing stretching female die is used, the fact that parts are required to be placed on the stretching female die and the stretching female die is fixed is found, the stretching female die is prevented from falling, damage to the stretching female die is prevented, and the existing method for fixing the stretching female die is complex, so that the working efficiency is affected.

Disclosure of Invention

The utility model aims to provide a stretching female die convenient to fix, so as to solve the problems that the existing stretching female die provided in the background art is complicated in the prior art, and when parts are processed, the parts are required to be placed on the stretching female die and the stretching female die is fixed, so that the stretching female die is prevented from falling down and damage caused by the stretching female die, and the working efficiency is influenced due to the fact that the existing method for fixing the stretching female die is complex.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tensile die convenient to it is fixed, includes tensile die and fixed establishment, and wherein fixed establishment includes first spacing hole, second spacing hole, dead lever, spacing ring and spring, the inboard surface of tensile die is provided with fixed establishment, the top surface of tensile die is provided with protection machanism.

Preferably, the fixing mechanism comprises a first limiting hole, a second limiting hole, a fixing rod, a limiting ring and a spring, wherein the first limiting hole is formed in the inner side surface of the stretching female die, the second limiting hole is formed in the inner side surface of the first limiting hole, the fixing rod is connected to the inner side surface of the first limiting hole in a sliding mode, the limiting ring is fixedly connected to the outer side surface of the fixing rod, and the spring is fixedly connected to one side surface of the limiting ring.

Preferably, the inner wall size of the first limiting hole is matched with the outer wall size of the fixing rod, and the inner wall size of the second limiting hole is matched with the outer wall size of the limiting ring.

Preferably, the first limiting holes are symmetrically arranged on the central axis of the stretching female die, and the fixing rods are symmetrically arranged on the central axis of the stretching female die.

Preferably, the protection mechanism comprises a placing groove, a clamping groove, a fixing ring and a clamping block, the placing groove is formed in the upper surface of the stretching female die, the clamping groove is formed in the inner side surface of the placing groove, the fixing ring is fixedly connected to the lower surface of the stretching female die, and the clamping block is fixedly connected to the lower surface of the fixing ring.

Preferably, the inner wall of the placing groove is matched with the outer wall of the fixing ring in size, and the inner wall of the clamping groove is matched with the outer wall of the clamping block in size.

Compared with the prior art, the utility model has the beneficial effects that: the stretching female die is provided with a first limiting hole, a second limiting hole, a fixing rod, a limiting ring and a spring, wherein the first limiting hole is formed in the inner side surface of the stretching female die in the use process, the second limiting hole is formed in the position of the first limiting hole, the limiting ring is fixedly connected to the outer side surface of the fixing rod, one end of the spring is fixedly connected to one side of the limiting ring, the fixing rod, the limiting ring and the spring are installed in the first limiting hole and the second limiting hole, and therefore when the stretching female die is fixed, the fixing rod is pulled only to enable the limiting ring to slide in the second limiting hole, the spring is compressed, after the stretching female die is fixed at a specified position, the fixing rod is loosened, the spring rebounds, and the fixing rod is clamped into the corresponding hole to fix the stretching female die, so that the effect of conveniently fixing the stretching female die is achieved.

Drawings

FIG. 1 is a schematic diagram of a side view of the present utility model;

FIG. 2 is a schematic view of a fixing mechanism according to the present utility model;

FIG. 3 is a schematic diagram showing the structure of the utility model in which the placement groove and the clamping groove are matched with each other;

fig. 4 is a schematic diagram of a structure of the fixing ring and the clamping block of the present utility model in cooperation with each other.

In the figure: 1. stretching the female die; 2. a fixing mechanism; 201. a first limiting hole; 202. a second limiting hole; 203. a fixed rod; 204. a limiting ring; 205. a spring; 3. a protection mechanism; 301. a placement groove; 302. a clamping groove; 303. a fixing ring; 304. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a stretching die for fixing is provided in the present utility model: the device comprises a stretching female die 1 and a fixing mechanism 2, wherein the fixing mechanism 2 comprises a first limiting hole 201, a second limiting hole 202, a fixing rod 203, a limiting ring 204 and a spring 205, the fixing mechanism 2 is arranged on the inner side surface of the stretching female die 1, and a protection mechanism 3 is arranged on the upper surface of the stretching female die 1.

Further, the fixing mechanism 2 comprises a first limiting hole 201, a second limiting hole 202, a fixing rod 203, a limiting ring 204 and a spring 205, wherein the first limiting hole 201 is formed in the inner side surface of the stretching female die 1, the second limiting hole 202 is formed in the inner side surface of the first limiting hole 201, the fixing rod 203 is connected to the inner side surface of the first limiting hole 201 in a sliding mode, the limiting ring 204 is fixedly connected to the outer side surface of the fixing rod 203, the spring 205 is fixedly connected to one side surface of the limiting ring 204, and the spring 205 is arranged through the first limiting hole 201, the second limiting hole 202, the fixing rod 203, the limiting ring 204 and the spring 205.

Further, the inner wall size of the first limiting hole 201 is matched with the outer wall size of the fixing rod 203, the inner wall size of the second limiting hole 202 is matched with the outer wall size of the limiting ring 204, and the better fixing effect of the stretching die 1 can be achieved through the arrangement that the inner wall size of the first limiting hole 201 is matched with the outer wall size of the fixing rod 203, and the inner wall size of the second limiting hole 202 is matched with the outer wall size of the limiting ring 204.

Further, the first limiting holes 201 are symmetrically arranged on the central axis of the stretching female die 1, the fixing rods 203 are symmetrically arranged on the central axis of the stretching female die 1 through the first limiting holes 201, and the fixing effect of the stretching female die 1 can be better achieved.

Further, protection mechanism 3 includes standing groove 301, draw-in groove 302, solid fixed ring 303 and fixture block 304, standing groove 301 has been seted up to the top surface of drawing die 1, the draw-in groove 302 has been seted up to the inboard surface of standing groove 301, the below surface fixedly connected with solid fixed ring 303 of drawing die 1, the below surface fixedly connected with fixture block 304 of solid fixed ring 303, including standing groove 301 through protection mechanism 3, the setting of draw-in groove 302, gu fixed ring 303 and fixture block 304, in the use, firstly set up out standing groove 301 at the top surface of drawing die 1, later set up the draw-in groove 302 in addition, then with solid fixed ring 303 fixed connection at the below surface of drawing die 1, again with fixture block 304 fixed connection at the below surface of gu fixed ring 303, when carrying out transportation or stacking to drawing die 1, just so only need with solid fixed ring 303 and fixture block 304 corresponding place in standing groove 301 and draw-in the draw-in groove 302, just can prevent to rotate each other in drawing die 1 transportation, lead to the good grinding mark, influence follow-up use, standing groove 301, draw-in groove 302, gu fixed ring 303 and fixture block 303 can be guaranteed in the transportation effect just so to accomplish in drawing die 1.

Further, the inner wall size of the placing groove 301 is matched with the outer wall size of the fixing ring 303, the inner wall size of the clamping groove 302 is matched with the outer wall size of the clamping block 304, and the effect of protecting the stretching die 1 can be achieved through the arrangement that the inner wall size of the placing groove 301 is matched with the outer wall size of the fixing ring 303 and the inner wall size of the clamping groove 302 is matched with the outer wall size of the clamping block 304.

Working principle: first spacing hole 201 is offered at the inboard surface of drawing die 1 at first spacing hole 201 at the inboard surface of afterwards, offer second spacing hole 202 in the position of first spacing hole 201, then with spacing ring 204 fixed connection at the outside surface of dead lever 203, afterwards with one end fixed connection of spring 205 in one side of spacing ring 204, install dead lever 203, spacing ring 204 and spring 205 in first spacing hole 201 and second spacing hole 202 again, so when drawing die 1 is fixed, only need pulling dead lever 203 makes spacing ring 204 slide in second spacing hole 202, thereby compress spring 205, after drawing die 1 is fixed in the assigned position, loosen dead lever 203, spring 205 kick-backs, dead lever 203 card is gone into in corresponding hole thereby to fix drawing die 1, so just accomplished the effect of being convenient for fixed to drawing die 1, then, set up standing groove 301 in the top surface of drawing die 1, afterwards set up clamping groove 302 in addition, then with fixed connection in drawing die 1's below surface 304, again with fixed connection clamping ring 304 in the fixed lower side of drawing die 1, so that the clamping groove 302 need be carried out in the corresponding groove 302 and the grinding die 1 has just has been guaranteed, the effect of fixing in the grinding die 1 has been accomplished, the effect of having just so finished, the clamping groove is guaranteed to be convenient for the drawing die 1 has been carried out, and the clamping groove is carried out in the corresponding groove is carried out, the clamping groove is just like the clamping groove is easy to be convenient for the drawing die 1 has just has been finished, and has just finished in the drawing die 1 has been finished in the grinding groove is easy to be convenient for the drawing die 304.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a tensile die convenient to it is fixed, includes tensile die (1) and fixed establishment (2), and wherein fixed establishment (2) include first spacing hole (201), second spacing hole (202), dead lever (203), spacing ring (204) and spring (205), its characterized in that: the inner side surface of the stretching female die (1) is provided with a fixing mechanism (2), and the upper surface of the stretching female die (1) is provided with a protection mechanism (3).

2. A drawing die for facilitating fixing according to claim 1, wherein: the fixing mechanism (2) comprises a first limiting hole (201), a second limiting hole (202), a fixing rod (203), a limiting ring (204) and a spring (205), wherein the first limiting hole (201) is formed in the inner side surface of the stretching female die (1), the second limiting hole (202) is formed in the inner side surface of the first limiting hole (201), the fixing rod (203) is connected with the inner side surface of the first limiting hole (201) in a sliding mode, the limiting ring (204) is fixedly connected with the outer side surface of the fixing rod (203), and the spring (205) is fixedly connected with one side surface of the limiting ring (204).

3. A drawing die for facilitating fixing according to claim 2, wherein: the inner wall size of the first limiting hole (201) is matched with the outer wall size of the fixed rod (203), and the inner wall size of the second limiting hole (202) is matched with the outer wall size of the limiting ring (204).

4. A drawing die for facilitating fixing according to claim 2, wherein: the first limiting holes (201) are symmetrically arranged on the central axis of the stretching female die (1), and the fixing rods (203) are symmetrically arranged on the central axis of the stretching female die (1).

5. A drawing die for facilitating fixing according to claim 1, wherein: the protection mechanism (3) comprises a placing groove (301), a clamping groove (302), a fixing ring (303) and a clamping block (304), the placing groove (301) is formed in the upper surface of the stretching female die (1), the clamping groove (302) is formed in the inner side surface of the placing groove (301), the fixing ring (303) is fixedly connected to the lower surface of the stretching female die (1), and the clamping block (304) is fixedly connected to the lower surface of the fixing ring (303).

6. The stretching die convenient to fix according to claim 5, wherein: the inner wall size of the placing groove (301) is matched with the outer wall size of the fixing ring (303), and the inner wall size of the clamping groove (302) is matched with the outer wall size of the clamping block (304).