CN211990873U - Lower die structure for producing thick-wall cylinder body - Google Patents
Lower die structure for producing thick-wall cylinder body Download PDFInfo
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- CN211990873U CN211990873U CN201922432477.8U CN201922432477U CN211990873U CN 211990873 U CN211990873 U CN 211990873U CN 201922432477 U CN201922432477 U CN 201922432477U CN 211990873 U CN211990873 U CN 211990873U
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Abstract
The utility model relates to a lower mode structure for producing thick wall type cylinder body, including die holder, mold core and thick-walled pipe body chamber, die holder up end middle part embedding install the mold core of rear end towards the left-hand bend, the thick-walled pipe body chamber has been arranged at the mold core middle part, install the extrusion round pin in the thick-walled pipe body chamber below and insert the extrusion structure in thick-walled pipe body chamber, the extrusion structure include the vertical crowded press cylinder, hydro-cylinder backing plate and the connecting rod up of main shaft, the main shaft of crowded press cylinder up and on through hydro-cylinder backing plate and die holder, install the connecting rod on the main shaft of crowded press cylinder, the connecting rod on install the extrusion round pin, the extrusion round pin lower part cup jointed extrusion cover clamp plate. The utility model has the characteristics of simple structure, convenient operation, improvement product quality etc.
Description
Technical Field
The utility model relates to a die mould technical field especially relates to a lower die structure for producing thick wall type cylinder body.
Background
In the mould of production thick wall type joint, owing to need guarantee the body of joint through the structure of loosing core, so the exhaust structure of whole die cavity can't arrange on the die holder, leads to the exhaust system of die cavity complete inadequately, and this can cause product thick wall portion to appear the shrinkage cavity phenomenon, and in order to solve this problem, it is very necessary to design a new lower mould structure.
Disclosure of Invention
The utility model aims to solve the technical problem that a lower die structure for producing thick wall type cylinder body is provided, have simple structure, convenient operation, improve characteristics such as product quality.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a lower mode structure for producing thick wall type cylinder body, including die holder, mold core and thick-walled pipe body chamber, die holder up end middle part embedding install the rear end towards the mold core of left bank, the thick-walled pipe body chamber has been arranged at the mold core middle part, install the extrusion structure that the extrusion round pin inserted thick-walled pipe body chamber in the thick-walled pipe body chamber below, the extrusion structure include vertical crowded press cylinder, hydro-cylinder backing plate and the connecting rod up of main shaft, the main shaft of crowded press cylinder up and on through hydro-cylinder backing plate and die holder, install the connecting rod on the main shaft of crowded press cylinder, the connecting rod on install the extrusion round pin, the extrusion round pin lower part cup jointed the extrusion cover clamp plate.
And the rear part of the die holder is provided with a main tube core pulling device, the front end of the main tube core pulling device inclines towards the right and is inserted into the rear end of the cavity of the thick-wall tube.
And the rear part of the die holder is provided with a side tube loose core, the front end of which inclines towards the left and is inserted into the right side of the front end of the cavity of the thick-wall tube.
And a hole position loose core with one end inserted into the middle part of the left side of the thick-wall pipe body cavity is installed on the left side of the mold core.
Two exhaust blocks are arranged on two sides of the mold core.
And a sprue structure is arranged on the supporting angle at the front end of the mold core.
Has the advantages that: the utility model relates to a lower die structure for producing thick wall type cylinder body, its specific advantage is as follows:
(1) the inclined mold core is designed to enable the mold base to have an installation space for installing three core-pulling structures;
(2) by installing the extrusion structure, the phenomenon that the thick-wall part has a shrinkage cavity can be effectively avoided, and the product quality is improved;
(3) the door-shaped extrusion sleeve pressing plate is installed to limit the insertion amount of the extrusion pin and prevent the extrusion pin from damaging the product structure.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a structural view of the extrusion structure according to the present invention.
The figure is as follows: 1. the device comprises a die holder, 2, a die core, 3, an exhaust block, 4, a hole position loose core, 5, a pouring gate structure, 6, a thick-wall pipe body cavity, 7, a side pipe loose core, 8, a main pipe loose core, 9, an extrusion structure, 10, an extrusion oil cylinder, 11, an oil cylinder base plate, 12, an extrusion sleeve pressing plate, 13, an extrusion pin, 14, a connecting rod, 15 and an oil inlet and outlet pipe.
Detailed Description
The present invention will be further described with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
The utility model discloses an embodiment relates to a lower mode structure for producing thick wall type cylinder body, as shown in fig. 1-3, including die holder 1, mold core 2 and thick- walled pipe body 6, 1 up end middle part embedding of die holder install rear end towards the mold core 2 of left-hand bend, thick-walled pipe body 6 has been arranged at mold core 2 middle part, install extrusion pin 13 in the 6 below of thick-walled pipe body and insert the extrusion structure 9 of thick-walled pipe body 6, extrusion structure 9 include the vertical extrusion hydro-cylinder 10 up of main shaft, hydro-cylinder backing plate 11 and connecting rod 14, the main shaft of extrusion hydro-cylinder 10 up and through hydro-cylinder backing plate 11 and die holder 1 on, install connecting rod 14 on the main shaft of extrusion hydro-cylinder 10, connecting rod 14 on install extrusion pin 13, extrusion pin 13 lower part cup jointed extrusion cover clamp plate 12.
The rear part of the die holder 1 is provided with a main tube core-pulling 8 with the front end inclined towards the right and inserted into the rear end of the thick-wall tube body cavity 6.
And a side tube loose core 7 with the front end inclined towards the left and inserted into the right side of the front end of the thick-wall tube cavity 6 is arranged at the rear part of the die holder 1.
And a hole position core pulling 4 with one end inserted into the middle part of the left side of the thick-wall pipe body cavity 6 is arranged on the left side of the mold core 2.
Two exhaust blocks 3 are arranged on two sides of the mold core 2.
And a sprue structure 5 is arranged on a supporting angle at the front end of the mold core 2.
An oil inlet and outlet pipe 15 is arranged on one side of the extrusion oil cylinder 10.
This technical scheme mainly is used for producing thick wall joint design, and the gas shrinkage cavity appears in thick wall portion easily during this kind of structure production, in order to avoid appearing the gas shrinkage cavity to designed extrusion structure 9, extrusion structure 9 can extrude the gas shrinkage cavity of thick wall portion, guarantees the hole site shaping of joint through three loosing core simultaneously.
Claims (6)
1. The utility model provides a lower mode structure for producing thick wall type cylinder body, includes die holder (1), mold core (2) and thick wall pipe body chamber (6), its characterized in that: die holder (1) up end middle part embedding install rear end towards mold core (2) of left-hand bend, mold core (2) middle part has arranged thick-walled pipe body chamber (6), install extrusion pin (13) in thick-walled pipe body chamber (6) below and insert extrusion structure (9) of thick-walled pipe body chamber (6), extrusion structure (9) including vertical crowded hydro-cylinder (10) up of main shaft, hydro-cylinder backing plate (11) and connecting rod (14), the main shaft of crowded hydro-cylinder (10) up and through hydro-cylinder backing plate (11) and die holder (1) on, install connecting rod (14) on the main shaft of crowded hydro-cylinder (10), connecting rod (14) on install extrusion pin (13), extrusion pin (13) lower part cup jointed extrusion cover clamp plate (12).
2. The lower die structure for producing a thick-walled cylinder block according to claim 1, wherein: the rear part of the die holder (1) is provided with a main tube core pulling (8) with the front end inclined towards the right and inserted into the rear end of the thick-wall tube body cavity (6).
3. The lower die structure for producing a thick-walled cylinder block according to claim 1, wherein: and a side tube loose core (7) with the front end inclined towards the left and inserted into the right side of the front end of the thick-wall tube cavity (6) is installed at the rear part of the die holder (1).
4. The lower die structure for producing a thick-walled cylinder block according to claim 1, wherein: and a hole position core pulling (4) with one end inserted into the middle part of the left side of the thick-wall pipe body cavity (6) is installed on the left side of the mold core (2).
5. The lower die structure for producing a thick-walled cylinder block according to claim 1, wherein: two exhaust blocks (3) are arranged on two sides of the mold core (2).
6. The lower die structure for producing a thick-walled cylinder block according to claim 1, wherein: and a sprue structure (5) is arranged on a supporting angle at the front end of the mold core (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922432477.8U CN211990873U (en) | 2019-12-30 | 2019-12-30 | Lower die structure for producing thick-wall cylinder body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922432477.8U CN211990873U (en) | 2019-12-30 | 2019-12-30 | Lower die structure for producing thick-wall cylinder body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211990873U true CN211990873U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922432477.8U Active CN211990873U (en) | 2019-12-30 | 2019-12-30 | Lower die structure for producing thick-wall cylinder body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211990873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620605A (en) * | 2020-12-18 | 2021-04-09 | 苏州广型模具有限公司 | Be applied to fashioned two-way mechanism of loosing core of lightweight valve body |
-
2019
- 2019-12-30 CN CN201922432477.8U patent/CN211990873U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112620605A (en) * | 2020-12-18 | 2021-04-09 | 苏州广型模具有限公司 | Be applied to fashioned two-way mechanism of loosing core of lightweight valve body |
| CN112620605B (en) * | 2020-12-18 | 2022-03-08 | 苏州广型模具有限公司 | Be applied to fashioned two-way mechanism of loosing core of lightweight valve body |
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