阅读说明：本技术 一种冲压模具制造工艺 (Manufacturing process of stamping die ) 是由 吴厚余 于 2020-04-29 设计创作，主要内容包括：本发明公开了一种冲压模具制造工艺,包括以下步骤：A、制作模具初始泥胎；B、制作冲压模具砂胎；C、浇铸金属冲压模具；D、冲压模具精修；E、冲压模具固定；F、冲压模具试操作,当前各种冲压模具被广泛应用到各个行业领域,在板材型压以及塑料模具成型等领域都具有相当大的市场,如车辆的外形金属壳的冲压,为了保证型材厚度和重量,我们将采用预先制作模具,来对需要制造的部件进行初始塑性,缩短模具制造周期,使用材料为可循环多次利用,而且模具可调性高,降低企业制作冲压模具的成本,提高企业竞争力。(The invention discloses a manufacturing process of a stamping die, which comprises the following steps: A. manufacturing an initial mud tire of the mold; B. manufacturing a sand tire of a stamping die; C. casting a metal stamping die; D. fine trimming of a stamping die; E. fixing a stamping die; F. stamping die examination operation, various stamping die are by wide application in each trade field at present, all have considerable market in fields such as panel profile pressure and plastic mold shaping, like the punching press of the appearance metal casing of vehicle, in order to guarantee section bar thickness and weight, we will adopt the preparation mould in advance, come to carry out initial plasticity to the part that needs make, shorten mould manufacturing cycle, use the material for can recycling repetitious utilization, and the mould adjustability is high moreover, reduce enterprise's preparation stamping die's cost, improve enterprise competitiveness.)

1. A manufacturing process of a stamping die comprises the following steps:

A. manufacturing an initial mud tire of the mold;

B. manufacturing a sand tire of a stamping die;

C. casting a metal stamping die;

D. fine trimming of a stamping die;

E. fixing a stamping die;

F. and (5) trial operation of the stamping die.

2. The manufacturing process of the stamping die as claimed in claim 1, wherein: b, manufacturing an initial mud tire of the mold according to the step A:

a. taking out the pre-collected pug, grinding the pug into powder, and screening out impurities in the powder;

b. weighing a certain weight of pug according to the proportion calculated by the size of the die to be manufactured;

c. adding water in a certain proportion, blending, kneading and pressing to naturally form;

d. performing appearance correction on the clay tire according to the shape to be punched;

e. and after the appearance of the clay body is corrected, airing for later use.

3. The manufacturing process of the stamping die as claimed in claim 1, wherein: b, manufacturing a sand tire of the stamping die:

a. screening fine sand materials and placing the fine sand materials in a sand box;

b. placing the dried clay body on the upper end of a sand box, and extruding to enable the casting sand to form a pattern opposite to that of the clay body;

c. taking out the clay body and placing the clay body at a specified position;

d. finishing the shape of the casting sand in the sand box;

e. and after finishing the fine repair of the sand tire of the mold, placing the sand tire in situ for later use.

4. The manufacturing process of the stamping die as claimed in claim 1, wherein: casting a metal stamping die according to step C:

a. injecting a metal solution into the sand tire of the mold;

b. cooling the metal solution, taking out, and observing the formed shape of the metal solution;

c. cleaning residual casting sand on the surface of the cast metal stamping die;

d. observing whether the cast metal stamping die meets the standard, meets the requirements for standby application, and if not, remanufacturing;

e. according to the method, a casting metal stamping die is used as a sample plate, and an opposite stamping die sample plate is manufactured.

5. The manufacturing process of the stamping die as claimed in claim 1, wherein: d, fine trimming of the stamping die according to the step D:

a. finishing the cast metal stamping die and the opposite stamping die sample plate by using a finishing tool;

b. observing whether the surface of the sample plate of the stamping die has flaws, and finely processing the depressions on the surface of the metal stamping die;

c. finishing the redundant part of the side surface of the sample plate of the stamping die;

d. and (5) processing a fixing hole on the side surface of the sample plate of the stamping die.

6. The manufacturing process of the stamping die as claimed in claim 1, wherein: fixing the stamping die according to the step E:

a. installing a stamping die sample plate and an opposite stamping die sample plate according to the assembly requirement;

b. adjusting the position of a sample plate of the stamping die to enable the sample plate to be matched and butted;

c. and locking and fixing the stamping die sample plate to prevent the stamping die sample plate from deviating from the stamping route in a stressed state.

7. The manufacturing process of the stamping die as claimed in claim 1, wherein: and D, performing trial operation on the stamping die according to the step F:

a. debugging operation is carried out after fixation, and whether the die can be tightly connected or not is observed;

b. adding a sample plate material, and trial-producing a stamping effect;

c. and if the stamping sample plate meets the preset effect, the stamping die confirms that the manufacturing is successful.

Technical Field

The invention relates to the technical field of manufacturing of stamping dies, in particular to a manufacturing process of a stamping die.

Background

The stamping forming process plays an important role in the manufacturing process of the automobile body, particularly the large covering part of the automobile body is manufactured by a stamping method because most of the large covering parts have complex shapes, large structural sizes, some are also curved surfaces and have high surface quality requirements, so the parts cannot be compared with other processing methods, the cab, the front sheet metal part, the cargo compartment plate of a truck, various automobile body covering parts of a sedan and various frameworks of a passenger car are almost manufactured by the stamping method, in order to ensure the thickness and the weight of the section, a prefabricated die is adopted to perform initial plasticity on the parts to be manufactured, the manufacturing period of the traditional die is long, the materials are mostly not recyclable, the adjustability of the die is extremely low, and the manufacturing of the part by the die is carried out in the annual mode, so that enterprises pay a considerable amount, the method cannot be developed by enterprises for a long time, so that how to rapidly, economically and environmentally manufacture the stamping die becomes a problem which needs to be solved urgently at present.

Disclosure of Invention

The invention aims to provide a manufacturing process of a stamping die, which has the advantages of short manufacturing period, recyclable materials and high adjustability of the die.

In order to achieve the purpose, the invention provides the following technical scheme: the specific operation method of the stamping die manufacturing process comprises the following steps:

A. manufacturing an initial mud tire of the mold;

B. manufacturing a sand tire of a stamping die;

C. casting a metal stamping die;

D. fine trimming of a stamping die;

E. fixing a stamping die;

F. and (5) trial operation of the stamping die.

Preferably, a mold initial mud tire is made according to step a:

a. taking out the pre-collected pug, grinding the pug into powder, and screening out impurities in the powder;

b. weighing a certain weight of pug according to the proportion calculated by the size of the die to be manufactured;

c. adding water in a certain proportion, blending, kneading and pressing to naturally form;

d. performing appearance correction on the clay tire according to the shape to be punched;

e. and after the appearance of the clay body is corrected, airing for later use.

Preferably, a press mold sand tire is made according to step B:

a. screening fine sand materials and placing the fine sand materials in a sand box;

b. placing the dried clay body on the upper end of a sand box, and extruding to enable the casting sand to form a pattern opposite to that of the clay body;

c. taking out the clay body and placing the clay body at a specified position;

d. finishing the shape of the casting sand in the sand box;

e. and after finishing the fine repair of the sand tire of the mold, placing the sand tire in situ for later use.

Preferably, the metal stamping die is cast according to step C:

a. injecting a metal solution into the sand tire of the mold;

b. cooling the metal solution, taking out, and observing the formed shape of the metal solution;

c. cleaning residual casting sand on the surface of the cast metal stamping die;

d. observing whether the cast metal stamping die meets the standard, meets the requirements for standby application, and if not, remanufacturing;

e. according to the method, a casting metal stamping die is used as a sample plate, and an opposite stamping die sample plate is manufactured.

Preferably, the stamping die finishing is according to step D:

a. finishing the cast metal stamping die and the opposite stamping die sample plate by using a finishing tool;

b. observing whether the surface of the sample plate of the stamping die has flaws, and finely processing the depressions on the surface of the metal stamping die;

c. finishing the redundant part of the side surface of the sample plate of the stamping die;

d. and (5) processing a fixing hole on the side surface of the sample plate of the stamping die.

Preferably, the stamping die is fixed according to step E:

a. installing a stamping die sample plate and an opposite stamping die sample plate according to the assembly requirement;

b. adjusting the position of a sample plate of the stamping die to enable the sample plate to be matched and butted;

c. and locking and fixing the stamping die sample plate to prevent the stamping die sample plate from deviating from the stamping route in a stressed state.

Preferably, the stamping die trial operation is performed according to step F:

a. debugging operation is carried out after fixation, and whether the die can be tightly connected or not is observed;

b. adding a sample plate material, and trial-producing a stamping effect;

c. and if the stamping sample plate meets the preset effect, the stamping die confirms that the manufacturing is successful.

Compared with the prior art, the invention has the beneficial effects that:

(1) the initial clay body for manufacturing the mold can reasonably utilize a recyclable material, is energy-saving and environment-friendly, has certain plasticity, is smooth in surface and is not easy to form holes and sand holes, the clay is ground into powder, impurities in the clay body are screened out, the plasticity of the clay body material can be improved, the clay body can be more conveniently moved and hoisted after being dried, and the clay body can be manufactured and transported to other places.

(2) The sand tire of the stamping die is manufactured by mainly utilizing the advantages that the sand tire is easy to form, and the metal solution block is cooled, so that the next use of the sand tire is not influenced after being heated.

(3) Casting metal stamping die can make metal stamping die model under the structure of stamping die sand child, and the opposite stamping die model is made to rethread metal stamping die model, and two stamping die models coincide basically for can more direct formation punching press effect behind the punching press material of interpolation in the middle.

(4) Stamping die truing can make the stamping die model have glossy surface, can prevent effectively that when the softer material of punching press, on attaching to the stamping die model, can avoid the in-process at the punching press metal model simultaneously, fish tail punching press metal model surface influences the punching press effect, and the locking that processing fixed orifices can be more convenient is fixed.

(5) Stamping die is fixed can be according to the assembly requirement, debugging stamping equipment, makes it can obtain more perfect stamping effect, and stamping die examination operation can inspect the quality and the stamping effect of preparation mould, accords with predetermined effect and then confirms that stamping die makes successfully.

Drawings

FIG. 1 is a schematic view of the overall operation of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, the specific operation method comprises the following steps:

A. manufacturing an initial mud tire of the mold;

B. manufacturing a sand tire of a stamping die;

C. casting a metal stamping die;

D. fine trimming of a stamping die;

E. fixing a stamping die;

F. and (5) trial operation of the stamping die.

Manufacturing an initial mud tire of the mold according to the step A:

a. taking out the pre-collected pug, grinding the pug into powder, and screening out impurities in the powder;

b. weighing a certain weight of pug according to the proportion calculated by the size of the die to be manufactured;

c. adding water in a certain proportion, blending, kneading and pressing to naturally form;

d. performing appearance correction on the clay tire according to the shape to be punched;

e. and after the appearance of the clay body is corrected, airing for later use.

B, manufacturing a sand tire of the stamping die according to the step B:

a. screening fine sand materials and placing the fine sand materials in a sand box;

b. placing the dried clay body on the upper end of a sand box, and extruding to enable the casting sand to form a pattern opposite to that of the clay body;

c. taking out the clay body and placing the clay body at a specified position;

d. finishing the shape of the casting sand in the sand box;

e. and after finishing the fine repair of the sand tire of the mold, placing the sand tire in situ for later use.

Casting a metal stamping die according to step C:

a. injecting a metal solution into the sand tire of the mold;

b. cooling the metal solution, taking out, and observing the formed shape of the metal solution;

c. cleaning residual casting sand on the surface of the cast metal stamping die;

d. observing whether the cast metal stamping die meets the standard, meets the requirements for standby application, and if not, remanufacturing;

e. according to the method, a casting metal stamping die is used as a sample plate, and an opposite stamping die sample plate is manufactured.

D, fine trimming of the stamping die:

a. finishing the cast metal stamping die and the opposite stamping die sample plate by using a finishing tool;

b. observing whether the surface of the sample plate of the stamping die has flaws, and finely processing the depressions on the surface of the metal stamping die;

c. finishing the redundant part of the side surface of the sample plate of the stamping die;

d. and (5) processing a fixing hole on the side surface of the sample plate of the stamping die.

Fixing the stamping die according to the step E:

a. installing a stamping die sample plate and an opposite stamping die sample plate according to the assembly requirement;

b. adjusting the position of a sample plate of the stamping die to enable the sample plate to be matched and butted;

c. and locking and fixing the stamping die sample plate to prevent the stamping die sample plate from deviating from the stamping route in a stressed state.

Performing trial operation on the stamping die according to the step F:

a. debugging operation is carried out after fixation, and whether the die can be tightly connected or not is observed;

b. adding a sample plate material, and trial-producing a stamping effect;

c. if the punching template meets the preset effect, the punching die confirms that the manufacture is successful

The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the technical solutions of the present invention, so long as the technical solutions can be realized on the basis of the above embodiments without creative efforts, which should be considered to fall within the protection scope of the patent of the present invention.

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