CN209886632U - Extrusion pin structure - Google Patents
Extrusion pin structure Download PDFInfo
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- CN209886632U CN209886632U CN201920253667.0U CN201920253667U CN209886632U CN 209886632 U CN209886632 U CN 209886632U CN 201920253667 U CN201920253667 U CN 201920253667U CN 209886632 U CN209886632 U CN 209886632U
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Abstract
The utility model relates to a metal die-casting technical field discloses an extrusion round pin structure, include the movable mould and set up the extrusion mechanism in the movable mould, the movable mould is provided with the mounting groove that is used for installing the extrusion mechanism, the mounting groove is provided with the opening, the extrusion mechanism passes through the opening install in the mounting groove, the extrusion mechanism includes extrusion round pin subassembly and hydro-cylinder, the hydro-cylinder is including setting up in the hydro-cylinder connecting plate of hydro-cylinder bottom, the top of hydro-cylinder with the extrusion round pin subassembly is connected, hydro-cylinder connecting plate lid is located the opening and through the bolt with the connection can be dismantled in the opening formation. Because the hydro-cylinder connecting plate lid is located the opening and through the bolt with the opening forms and can dismantle the connection, so can descend the hydro-cylinder through dismantling the bolt, then take out the extrusion pin subassembly from the opening and change, this simple structure can improve the efficiency of mould maintenance.
Description
Technical Field
The utility model relates to a metal die-casting technical field especially relates to an extrusion round pin structure.
Background
At present, products of a die-casting die are complex and various, and in order to solve the problems of air holes, shrinkage cavities and the like in production, more and more products adopt an extrusion pin structure. The traditional extrusion pin structure moves under the high-temperature and high-pressure state, so that the needle is easily broken or the needle and the needle sleeve are stuck, the extrusion function is failed, and the production cannot be carried out.
Disclosure of Invention
Based on this, the utility model aims at providing an extrusion round pin structure, this extrusion round pin structure can improve the efficiency of mould maintenance.
The technical scheme of the utility model is that:
the utility model provides an extrusion round pin structure, includes the movable mould and sets up the extrusion mechanism in the movable mould, the movable mould is provided with the mounting groove that is used for installing the extrusion mechanism, the mounting groove is provided with the opening, the extrusion mechanism passes through the opening install in the mounting groove, the extrusion mechanism includes extrusion round pin subassembly and hydro-cylinder, the hydro-cylinder is including setting up in the hydro-cylinder connecting plate of hydro-cylinder bottom, the top of hydro-cylinder with the extrusion round pin subassembly is connected, the hydro-cylinder connecting plate lid is located the opening and through the bolt with the connection can be dismantled in the opening formation. Because the hydro-cylinder connecting plate lid is located the opening and through the bolt with the opening forms and can dismantle the connection, so can descend the hydro-cylinder through dismantling the bolt, then take out the extrusion pin subassembly from the opening and change, this simple structure can improve the efficiency of mould maintenance.
Preferably, the two inner sides of the opening are respectively provided with a first clamping groove and a second clamping groove, the two ends of the oil cylinder connecting plate are respectively provided with a first boss and a second boss, the first boss is matched and connected with the first clamping groove, and the second boss is matched and connected with the second clamping groove. The present embodiment includes the following advantages: through the mode that first boss and second boss respectively with first recess and the equipment of second recess block, can make the more stable fixing of hydro-cylinder connecting plate in the opening part.
Preferably, the extrusion pin assembly comprises an extrusion pin and an extrusion pin pressing sleeve, the extrusion pin pressing sleeve is sleeved on the extrusion pin, and the bottom of the extrusion pin pressing sleeve is connected with the oil cylinder. The present embodiment includes the following advantages: because the extrusion pin pressing sleeve is sleeved on the extrusion pin, and the bottom of the extrusion pin pressing sleeve is connected with the oil cylinder, the structure is tightly connected, extrusion molding is ensured to be in place, and the product quality is improved.
Preferably, the extrusion pin further comprises an extrusion needle sleeve connected with the extrusion pin press sleeve in a pressing manner, the movable membrane further comprises a die cavity, the mounting groove is provided with a hole part communicated with the die cavity, and the extrusion needle sleeve is inserted into the hole part. The present embodiment includes the following advantages: the extrusion needle sleeve is arranged in the hole part, so that the situation that the needle of the extrusion pin is broken can be prevented, and the abrasion of the extrusion pin is effectively reduced.
Preferably, the top of the extrusion pin pressing sleeve is provided with an extrusion pin hole matched with the extrusion needle sleeve, and the extrusion pin pressing sleeve is connected with the extrusion needle sleeve through the extrusion pin hole. The present embodiment includes the following advantages: the pressing sleeve is connected with the extrusion needle sleeve through the extrusion pin, so that the convenient disassembly and replacement are realized, and the phenomenon that the extrusion needle sleeve is blocked is prevented.
To sum up, the utility model discloses an extrusion round pin structure includes the movable mould and sets up the extrusion mechanism in the movable mould, can dismantle with the opening through the hydro-cylinder connecting plate and be connected, when the extrusion round pin subassembly damages appearing, only need to tear down the bolt of hydro-cylinder connecting plate and can fall the hydro-cylinder, then take out the extrusion round pin subassembly from the opening and change, this simple structure can realize changing the extrusion round pin subassembly fast, effectively improves the efficiency of mould maintenance.
Drawings
Fig. 1 is a schematic structural view of an extrusion pin according to an embodiment of the present invention;
description of reference numerals:
100. the extrusion die comprises a movable die, 110, a mounting groove, 111, a first clamping groove, 112, a second clamping groove, 113, a die cavity, 200, an extrusion mechanism, 210, an extrusion pin assembly, 211, an extrusion pin, 212, an extrusion pin pressing sleeve, 213, an extrusion needle sleeve, 220, an oil cylinder, 230, an oil cylinder connecting plate, 231, a first boss, 232 and a second boss.
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 efforts belong to the protection scope of the present invention.
Referring to fig. 1, it is a schematic diagram of an extrusion pin structure according to a preferred embodiment of the present invention, an extrusion pin structure, including a movable mold 100 and an extrusion mechanism 200 disposed in the movable mold 100, the movable mold 100 is provided with a mounting groove 110 for mounting the extrusion mechanism 200, the mounting groove 110 is provided with an opening, the extrusion mechanism 200 is mounted in the mounting groove 110 through the opening, the extrusion mechanism 200 includes an extrusion pin assembly 210 and an oil cylinder 220, the oil cylinder 220 includes an oil cylinder connecting plate 230 disposed at the bottom of the oil cylinder 220, the top of the oil cylinder 220 is connected to the extrusion pin assembly 210, and the oil cylinder connecting plate 230 covers the opening and is detachably connected to the opening through a bolt. Since the cylinder connection plate 230 covers the opening and is detachably connected to the opening by bolts, the cylinder 220 can be lowered by detaching the bolts and then the knock pin assembly 210 can be taken out from the opening for replacement, which is simple in structure and can improve the efficiency of maintenance of the mold.
In order to enable the oil cylinder connecting plate 230 to be better fitted and installed with the opening, in this embodiment, a first clamping groove 111 and a second clamping groove 112 are respectively disposed on two inner sides of the opening, a first boss 231 and a second boss 232 are respectively disposed on two ends of the oil cylinder connecting plate 230, the first boss 231 is fitted and connected with the first clamping groove 111, and the second boss 232 is fitted and connected with the second clamping groove 112. The first boss 231 and the second boss 232 are respectively clamped and assembled with the first groove 111 and the second groove 112, so that the oil cylinder connecting plate 230 can be more stably fixed at the opening.
In order to enable the pressing mechanism 200 to be tightly connected for better pressing, the pressing pin assembly 210 in this embodiment includes a pressing pin 211 and a pressing pin sleeve 212, the pressing pin sleeve 212 is sleeved on the pressing pin 211, and the bottom of the pressing pin sleeve 212 is connected to the oil cylinder 220. Because the extrusion pin pressing sleeve 212 is sleeved on the extrusion pin 211, and the bottom of the extrusion pin pressing sleeve 212 is connected with the oil cylinder 220, the structure is tightly connected, extrusion molding is ensured to be in place, and the product quality is improved.
In order to reduce the wear of the pressing pin 211, the pressing pin 211 in this embodiment further includes a pressing pin sleeve 213 interconnected with the pressing pin sleeve 212, the movable membrane 100 further includes a cavity 113, the mounting groove 110 is provided with a hole portion leading to the cavity 113, and the pressing pin sleeve 213 is inserted into the hole portion. By installing the pressing sleeve 213 in the hole, the pressing pin 211 can be prevented from breaking, and the abrasion of the pressing pin 211 can be effectively reduced.
In order to prevent the pressing needle sheath 213 from being stuck in the hole when the pressing needle sheath 213 is replaced, the top of the pressing pin sleeve 212 in this embodiment is provided with a pressing pin hole matching with the pressing needle sheath 213, and the pressing pin sleeve 212 is connected with the pressing needle sheath 213 through the pressing pin hole. The pressing sleeve 212 is connected with the extrusion needle sleeve 213 through the extrusion pin, so that the disassembly and the replacement are convenient, and the phenomenon that the extrusion needle sleeve 213 is blocked is prevented.
To sum up, the utility model discloses an extrusion round pin structure includes movable mould 100 and sets up the extrusion mechanism 200 in movable mould 100, can dismantle with the opening through hydro-cylinder connecting plate 230 and be connected, when extrusion round pin subassembly 210 damages appears, only need to tear down the bolt of hydro-cylinder connecting plate 230 and can descend hydro-cylinder 220, then take out extrusion round pin subassembly 210 from the opening and change, this simple structure can realize changing extrusion round pin subassembly 210 fast, effectively improves the efficiency of mould maintenance.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the principle of the present invention, and these modifications and variations are also considered as the protection scope of the present invention.
Claims (5)
1. The utility model provides an extrusion pin structure, its characterized in that includes the movable mould and sets up the extrusion mechanism in the movable mould, the movable mould is provided with the mounting groove that is used for installing the extrusion mechanism, the mounting groove is provided with the opening, the extrusion mechanism passes through the opening install in the mounting groove, the extrusion mechanism includes extrusion pin subassembly and hydro-cylinder, the hydro-cylinder is including setting up in the hydro-cylinder connecting plate of hydro-cylinder bottom, the top of hydro-cylinder with the extrusion pin subassembly is connected, hydro-cylinder connecting plate lid is located the opening and through the bolt with the connection can be dismantled in the opening formation.
2. The extrusion pin structure of claim 1, wherein a first locking groove and a second locking groove are respectively formed on two inner sides of the opening, a first boss and a second boss are respectively formed on two ends of the oil cylinder connecting plate, the first boss is connected with the first locking groove in a matching manner, and the second boss is connected with the second locking groove in a matching manner.
3. The squeeze pin structure according to any one of claims 1 to 2, wherein the squeeze pin assembly comprises a squeeze pin and a squeeze pin pressure sleeve, the squeeze pin pressure sleeve is sleeved on the squeeze pin, and the bottom of the squeeze pin pressure sleeve is connected with the oil cylinder.
4. The squeeze pin structure of claim 3, wherein the squeeze pin further comprises a squeeze pin sleeve interconnected to the squeeze pin sleeve, the movable die further comprising a die cavity, the mounting slot being provided with a bore portion leading to the die cavity, the squeeze pin sleeve being inserted into the bore portion.
5. The extrusion pin structure of claim 4, wherein the top of the extrusion pin pressing sleeve is provided with an extrusion pin hole matched with the extrusion needle sleeve, and the extrusion pin pressing sleeve is connected with the extrusion needle sleeve through the extrusion pin hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920253667.0U CN209886632U (en) | 2019-02-27 | 2019-02-27 | Extrusion pin structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920253667.0U CN209886632U (en) | 2019-02-27 | 2019-02-27 | Extrusion pin structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209886632U true CN209886632U (en) | 2020-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920253667.0U Active CN209886632U (en) | 2019-02-27 | 2019-02-27 | Extrusion pin structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209886632U (en) |
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2019
- 2019-02-27 CN CN201920253667.0U patent/CN209886632U/en active Active
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