CN210305591U - Split type cold heading mould - Google Patents
Split type cold heading mould Download PDFInfo
- Publication number
- CN210305591U CN210305591U CN201921187580.4U CN201921187580U CN210305591U CN 210305591 U CN210305591 U CN 210305591U CN 201921187580 U CN201921187580 U CN 201921187580U CN 210305591 U CN210305591 U CN 210305591U
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Abstract
The utility model discloses an amalgamation formula cold-heading mould, including base and activity module, the base is equipped with the through-hole, fixed surface is connected with fixed module and spacing post on the base, spacing hole has been seted up to the activity module, the activity module is equipped with the mounting hole, the inside fixed subassembly that is provided with of mounting hole, the activity module with first activity die cavity, first fixed die cavity, second activity die cavity and second fixed die cavity have been seted up respectively to the face in opposite directions of fixed module, compared with the prior art, the beneficial effects of the utility model are that: utilize fixed subassembly to fix spacing post at spacing downthehole portion, and then utilize the cooperation between spacing post and the spacing hole, combine activity module and fixed module into a complete mould, through separating activity module and fixed module, be convenient for clear up the woollen of jam in the die cavity, if the die cavity takes place to damage moreover, only need change corresponding activity module or fixed module can, improve the utilization efficiency of resource greatly.
Description
Technical Field
The utility model relates to a cold-heading processing technology field specifically is a amalgamation formula cold-heading mould.
Background
The mold is the core of modern industry and is one of important marks for measuring the manufacturing level, the mold market generally has a short supply and demand in various fields, and as a core processing part of industrial technology, the mold is full of various technical contents including structural design, processing technology, progress optimization and the like. The mold has a great importance in cold heading processing, such as a screw mold, the integrity of the mold and the quality of the mold relate to the quality degree of screw forming, and because cold heading is a processing method which utilizes plastic deformation generated by metal under the action of external force and redistributes and shifts the volume of the metal by virtue of the mold so as to form a required part or blank, the mold in cold heading processing mostly adopts an integrally formed mold in order to bear the extrusion of the external force to the metal, but the integrally formed mold has the following problems: 1. workpieces or rough materials are easy to block in the die cavity and are not easy to clean; 2. once the die cavity is partially damaged, the whole die cannot be used, and resource waste is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a amalgamation formula cold-heading mould to solve the easy jam in the integrated into one piece's that proposes mould chase in the above-mentioned background art, difficult clearance in addition in case the chase takes place the part and damages, just makes whole mould unable use, causes the wasting of resources.
In order to achieve the above object, the utility model provides a following technical scheme: a split type cold heading die comprises a base and a movable module, wherein a through hole is formed in the center of the upper surface of the base and vertically penetrates through the base, a fixing module and a limiting column are fixedly connected to the upper surface of the base, a positioning hole is formed in one side of the limiting column, and the through hole is located between the fixing module and the limiting column;
the bottom of the movable module is provided with a limiting hole, the limiting hole is matched with the limiting column, the back surfaces of the movable module and the fixed module are provided with mounting holes, the mounting holes are communicated with the limiting hole, the inside of each mounting hole is provided with a fixed assembly, and the fixed assemblies correspond to the positioning holes;
the movable module and the fixed module are opposite in face and are respectively provided with a first movable die cavity and a first fixed die cavity, the first movable die cavity and the first fixed die cavity are mirror images, the movable module and the fixed module vertically penetrate through the movable module and the fixed module respectively, a second movable die cavity is arranged at the top of the first movable die cavity, a second fixed die cavity is arranged at the top of the first fixed die cavity, the second movable die cavity and the second fixed die cavity are mirror images, and the first movable die cavity, the second movable die cavity, the first fixed die cavity and the second fixed die cavity are coaxial with the through hole.
Preferably, the fixing assembly comprises a sealing ring and a fixing column, the sealing ring is mounted at an opening of the outer end of the mounting hole, the fixing column is located inside the mounting hole, the fixing column penetrates through the sealing ring, the inner end of the fixing column corresponds to the positioning hole, a handle is arranged at the outer end of the fixing column, a moving plate is mounted on the outer side of the fixing column and located inside the mounting hole, a spring is sleeved on the outer side of the fixing column, and the spring is located between the sealing ring and the moving plate.
Preferably, the outer diameter of the moving disk is equal to the inner diameter of the mounting hole.
Preferably, the outer diameter of the limiting column is equal to the inner diameter of the limiting hole.
Preferably, the movable module with the fixed module's the face in opposite directions is provided with spacing and spacing groove respectively, the spacing groove has twice, and is located respectively the both sides in the fixed die cavity of second, the spacing groove is vertical to be run through the fixed module, spacing has twice, and is located respectively the both sides in the movable die cavity of second, spacing with the spacing groove corresponds each other.
Preferably, the cross sections of the limiting strips and the limiting grooves are both in an isosceles trapezoid structure, and the sizes and the areas are equal.
Preferably, the two ends of the base are welded with fixing blocks, and the fixing blocks are provided with threaded holes.
Compared with the prior art, the beneficial effects of the utility model are that:
utilize fixed subassembly to fix spacing post at spacing downthehole portion, and then utilize the cooperation between spacing post and the spacing hole, combine activity module and fixed module into a complete mould, through separating activity module and fixed module, be convenient for clear up the woollen of jam in the die cavity, if the die cavity takes place to damage moreover, only need change corresponding activity module or fixed module can, improve the utilization efficiency of resource greatly.
Drawings
Fig. 1 is a top view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an enlarged view of a portion of the area A of FIG. 2;
fig. 4 is a top view of the activity module of the present invention;
fig. 5 is a top view of the fixing module and the base of the present invention;
fig. 6 is a schematic view of the internal structure of the movable module according to the present invention;
fig. 7 is a schematic view of the internal structure of the fixing module and the base according to the present invention.
In the figure: 1. a base; 101. a through hole; 2. a fixed module; 201. a first fixed die cavity; 202. a second fixed die cavity; 203. a limiting groove; 3. an activity module; 301. a first movable die cavity; 302. a second movable die cavity; 303. a limiting strip; 304. a limiting hole; 305. mounting holes; 4. a fixing assembly; 401. fixing a column; 402. a seal ring; 403. a spring; 404. a movable tray; 405. a handle; 5. a fixed block; 501. a threaded hole; 6. a limiting column; 601. and (7) positioning the holes.
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.
Referring to fig. 1-7, a split type cold heading die comprises a base 1 and a movable module 3, wherein a through hole 101 is formed in the center of the upper surface of the base 1, the through hole 101 vertically penetrates through the base 1, a mandril is inserted into the bottom of the through hole 101 through the through hole 101, the mandril is mature technology in the prior art, a hydraulic cylinder is connected to the bottom of the mandril, the hydraulic cylinder is used for controlling the lifting of the mandril, a supporting point is provided for raw materials during cold heading, after cold heading, a formed workpiece is ejected out of a first fixed die groove 201 and a first movable die groove 301 through the mandril, the workpiece is further conveniently taken out of the die, a fixed module 2 and a limit column 6 are fixedly connected to the upper surface of the base 1, preferably, the fixed module 2 and the limit column 6 are integrally formed with the base 1 through welding, at least two limit columns 6 are arranged, and the movable module 3 can be prevented from shaking on the base 1, one side of the limiting column 6 is provided with a positioning hole 601, and the through hole 101 is positioned between the fixing module 2 and the limiting column 6;
the bottom of the movable module 3 is provided with a limiting hole 304, the limiting hole 304 is matched with the limiting column 6, the back surface of the movable module 3 opposite to the fixed module 2 is provided with a mounting hole 305, the mounting hole 305 is communicated with the limiting hole 304, a fixed assembly 4 is arranged in the mounting hole 305, and the fixed assembly 4 corresponds to the positioning hole 601;
first movable mould groove 301 and first fixed mould groove 201 have been seted up respectively to the face in opposite directions of movable mould piece 3 and fixed module 2, first movable mould groove 301 and first fixed mould groove 201 are the mirror image each other, and respectively vertical movable mould piece 3 and fixed module 2 of running through, second movable mould groove 302 has been seted up at the top of first movable mould groove 301, second fixed mould groove 202 has been seted up at the top of first fixed mould groove 201, second movable mould groove 302 and second fixed mould groove 202 are the mirror image each other, first movable mould groove 301, second movable mould groove 302, first fixed mould groove 201 and second fixed mould groove 202 are all coaxial with through-hole 101.
Specifically, the fixing assembly 4 includes a sealing ring 402 and a fixing column 401, the sealing ring 402 is installed at an outer end opening of the installation hole 305, the fixing column 401 is located inside the installation hole 305, the fixing column 401 penetrates through the sealing ring 402, an inner end of the fixing column 401 corresponds to the positioning hole 601, the outer end of the fixing column 401 is provided with a handle 405, a moving plate 404 is installed outside the fixing column 401, the moving plate 404 is located inside the installation hole 305, a spring 403 is sleeved outside the fixing column 401, the spring 403 is located between the sealing ring 402 and the moving plate 404, when the mold is assembled, the handle 405 is pulled to overcome the elastic force of the spring 403, the fixing column 401 and the moving plate 404 move along the installation hole 305 until the inner end of the fixing column 401 completely enters the installation hole 305, the movable module 3 is placed on the upper surface of the base 1, the movable module 3 corresponds to the fixing module 2, and the, the fixed column 401 is coaxial with the positioning hole 601, the handle 405 is loosened, the movable plate 404 is pushed by the elastic force of the spring 403, the movable plate 404 drives the fixed column 401 to move, the fixed column 401 is inserted into the positioning hole 601, the limiting column 6 is fixed in the limiting hole 304 through the mutual matching between the fixed column 401 and the positioning hole 601, and the movable module 3 is fixed on the upper surface of the base 1.
Specifically, the outer diameter of the moving plate 404 is equal to the inner diameter of the mounting hole 305, so that the moving plate 404 is more stable when moving inside the mounting hole 305, and the fixing column 401 is convenient to insert into the positioning hole 601.
Specifically, the external diameter of spacing post 6 equals the internal diameter of spacing hole 304, so set up, makes fixed column 401 and locating hole 601 combine closely, prevents that fixed column 401 from rocking inside locating hole 601, and then prevents that fixed mould from rocking on base 1.
Specifically, the opposite surfaces of the movable module 3 and the fixed module 2 are respectively provided with a limit strip 303 and a limit groove 203, the limit groove 203 has two channels, and is respectively located at two sides of the second fixed die groove 202, the limit groove 203 vertically runs through the fixed module 2, the limit strip 303 has two channels, and is respectively located at two sides of the second movable die groove 302, the limit strip 303 and the limit groove 203 correspond to each other, the cross sections of the limit strip 303 and the limit groove 203 are both in an isosceles trapezoid structure, the size and the area are equal, the size and the area are set up in this way, the mutual combination of the limit strip 303 and the limit groove 203 can be realized, the firmness degree of the combination of the movable module 3 and the fixed module 2 can be enhanced, meanwhile, the limit strip 303 and the limit groove 203 can share partial extrusion force of the mold, and the service life.
Specifically, the welding of base 1's both ends has fixed block 5, offers threaded hole 501 on the fixed block 5, can be convenient fix base 1 on the cold heading machine through fixed block 5 and threaded hole 501.
The working principle is as follows: when assembling the mold, the movable mold 3 is placed on the upper surface of the base 1, the movable mold 3 and the fixed mold 2 are corresponding to each other, the limit post 6 is inserted into the limit hole 304, the limit post 6 is fixed inside the limit hole 304 by the mutual cooperation between the fixed component 4 and the positioning hole 601, and the movable mold 3 is fixed on the upper surface of the base 1, meanwhile, the first movable mold cavity 301 and the first fixed mold cavity 201 correspond to each other, the second movable mold cavity 302 and the second fixed mold cavity 202 correspond to each other and are spliced into a complete mold cavity, the movable mold 3 and the fixed mold 2 are spliced into a complete mold, the assembled mold is fixed on a cold header, and the ejector rod extends into the through hole 101 from bottom to top, the ejector rod is a mature technology in the prior art, the bottom of the ejector rod is connected with a hydraulic cylinder, and the lifting of the ejector rod is controlled by the hydraulic cylinder, inside putting into the die cavity with the raw materials, carry out extrusion to the raw materials through the cooperation of cold heading machine with the mould, behind the extrusion, it is ejecting with the inside work piece of die cavity through the ejector pin, be convenient for take out the work piece from the mould, through removing mutually supporting between fixed subassembly 4 and the locating hole 601, make movable module 3 and fixed module 2 separation, make first movable die cavity 301 and first fixed die cavity 201 separation simultaneously, second movable die cavity 302 and the separation of the fixed die cavity 202 of second, be convenient for clear up the inside blank of die cavity.
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.
Claims (7)
1. The utility model provides a split type cold-heading mould which characterized in that: the movable type positioning device comprises a base (1) and a movable module (3), wherein a through hole (101) is formed in the center of the upper surface of the base (1), the through hole (101) vertically penetrates through the base (1), a fixed module (2) and a limiting column (6) are fixedly connected to the upper surface of the base (1), a positioning hole (601) is formed in one side of the limiting column (6), and the through hole (101) is located between the fixed module (2) and the limiting column (6);
a limiting hole (304) is formed in the bottom of the movable module (3), the limiting hole (304) is matched with the limiting column (6), a mounting hole (305) is formed in the back surface of the movable module (3) opposite to the fixed module (2), the mounting hole (305) is communicated with the limiting hole (304), a fixed assembly (4) is arranged in the mounting hole (305), and the fixed assembly (4) corresponds to the positioning hole (601);
the movable mould is characterized in that a first movable mould groove (301) and a first fixed mould groove (201) are respectively formed in the opposite surfaces of the movable mould (3) and the fixed mould (2), the first movable mould groove (301) and the first fixed mould groove (201) are mirror images, the movable mould (3) and the fixed mould (2) vertically run through respectively, a second movable mould groove (302) is formed in the top of the first movable mould groove (301), a second fixed mould groove (202) is formed in the top of the first fixed mould groove (201), the second movable mould groove (302) and the second fixed mould groove (202) are mirror images, and the first movable mould groove (301), the second movable mould groove (302), the first fixed mould groove (201) and the second fixed mould groove (202) are coaxial with the through hole (101).
2. The split cold heading die of claim 1, wherein: the fixing assembly (4) comprises a sealing ring (402) and a fixing column (401), the sealing ring (402) is installed at an opening of the outer end of the installation hole (305), the fixing column (401) is located inside the installation hole (305), the fixing column (401) penetrates through the sealing ring (402), the inner end of the fixing column (401) corresponds to the positioning hole (601), the outer end of the fixing column (401) is provided with a handle (405), a moving disc (404) is installed on the outer side of the fixing column (401), the moving disc (404) is located inside the installation hole (305), a spring (403) is sleeved on the outer side of the fixing column (401), and the spring (403) is located between the sealing ring (402) and the moving disc (404).
3. The split cold heading die of claim 2, wherein: the outer diameter of the moving disk (404) is equal to the inner diameter of the mounting hole (305).
4. The split cold heading die of claim 1, wherein: the outer diameter of the limiting column (6) is equal to the inner diameter of the limiting hole (304).
5. The split cold heading die of claim 1, wherein: activity module (3) with the facies of fixed module (2) is provided with spacing (303) and spacing groove (203) respectively, spacing groove (203) have twice, and are located respectively the both sides of second fixed die cavity (202), spacing groove (203) are vertical to be run through fixed module (2), spacing (303) have twice, and are located respectively the both sides of second activity die cavity (302), spacing (303) with spacing groove (203) correspond each other.
6. The split cold heading die of claim 5, wherein: the cross sections of the limiting strips (303) and the limiting grooves (203) are both in an isosceles trapezoid structure, and the sizes and the areas are equal.
7. The split cold heading die of claim 1, wherein: the base is characterized in that fixed blocks (5) are welded at two ends of the base (1), and threaded holes (501) are formed in the fixed blocks (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187580.4U CN210305591U (en) | 2019-07-26 | 2019-07-26 | Split type cold heading mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921187580.4U CN210305591U (en) | 2019-07-26 | 2019-07-26 | Split type cold heading mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210305591U true CN210305591U (en) | 2020-04-14 |
Family
ID=70125918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921187580.4U Expired - Fee Related CN210305591U (en) | 2019-07-26 | 2019-07-26 | Split type cold heading mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210305591U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475200A (en) * | 2020-10-26 | 2021-03-12 | 芜湖万联新能源汽车零部件有限公司 | Super-upsetting-ratio vertical forging process for motor shaft |
-
2019
- 2019-07-26 CN CN201921187580.4U patent/CN210305591U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112475200A (en) * | 2020-10-26 | 2021-03-12 | 芜湖万联新能源汽车零部件有限公司 | Super-upsetting-ratio vertical forging process for motor shaft |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |