CN204504186U - A kind of injection plunger of die casting machine - Google Patents
A kind of injection plunger of die casting machine Download PDFInfo
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- CN204504186U CN204504186U CN201520078171.6U CN201520078171U CN204504186U CN 204504186 U CN204504186 U CN 204504186U CN 201520078171 U CN201520078171 U CN 201520078171U CN 204504186 U CN204504186 U CN 204504186U
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- injection plunger
- connecting rod
- fan
- die casting
- plunger body
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Abstract
An injection plunger for die casting machine, belongs to the technical field of injection plunger structure.The injection plunger of this die casting machine comprises injection plunger body, injection plunger connecting rod and open type wear ring.One end of injection plunger body is provided with open type wear ring, the other end is provided with the fan-shaped straight trough that two connect inner annular groove, injection plunger connecting rod is provided with two fan-shaped boss, fan-shaped boss on injection plunger connecting rod inserts the fan-shaped straight trough be positioned on injection plunger body, is arranged in the inside annular groove of injection plunger body after rotating suitable angle.Cooling water enters from feed pipe, produces after strong turbulent flow discharge from the second limbers through the cooling duct on the end, external cylindrical surface of injection plunger connecting rod.This injection plunger adopts spiral cooling duct to produce strong turbulent flow, significantly reduce injection plunger temperature operationally, improve wear resistance and corrosion resistance at high temperature, and the structure being convenient to change is adopted to position that is easy to wear or corrosion, improve production efficiency, reduce production cost.
Description
Technical field
The utility model relates to a kind of injection plunger of die casting machine, belongs to the technical field of injection plunger structure.
Background technology
At present, the injection plunger of die casting machine generally all at high temperature works, because the material of injection plunger, Technology for Heating Processing and the type of cooling are not only reasonable, heavy wear or corrosion will be there is after use very short time, the injection plunger frequently more renewed aborning, waste time and energy, reduce production efficiency, add production cost.For the old injection plunger changed, enterprise generally adopts the method for build-up welding alloy material to repair, but the defect existed due to machined or Technology for Heating Processing aspect, the injection plunger quality after reparation is low, service life is short, can not meet and produce requirement that is efficient, low cost.Therefore, develop a kind of good cooling results, long service life, repairing injection plunger is easily the problem that enterprise is extremely concerned about.
Summary of the invention
For solving above-mentioned problems of the prior art, the utility model provides a kind of injection plunger of die casting machine, this injection plunger should adopt good cooling structure, reduce injection plunger temperature operationally, improve wear resistance and corrosion resistance at high temperature, and the structure of being convenient to repair is adopted to position that is easy to wear or corrosion, enhance productivity, reduce production cost.
The technical scheme that the utility model technical solution problem adopts is: a kind of injection plunger of die casting machine, it comprises an injection plunger body, it also comprises an injection plunger connecting rod and an open type wear ring, described injection plunger body adopts hollow structure, one end of injection plunger body is provided with open type wear ring, and the other end is provided with the fan-shaped straight trough that two connect inner annular groove; Described injection plunger connecting rod adopts hollow structure, injection plunger connecting rod is provided with two fan-shaped boss, the side of fan-shaped boss is provided with sealing ring and the first limbers being connected hollow structure, opposite side is provided with the second limbers and connecting thread that connect hollow structure, fan-shaped boss on injection plunger connecting rod inserts the fan-shaped straight trough be positioned on injection plunger body, is arranged in the inside annular groove of injection plunger body after rotating suitable angle; The cylindrical section that described injection plunger connecting rod is provided with sealing ring matches with the inwall of injection plunger body, injection plunger connecting rod is positioned at the cooling duct that the intrinsic end of injection plunger and external cylindrical surface are provided with connection first limbers, cooling water enters from feed pipe, discharges behind the cooling duct on the end, external cylindrical surface of injection plunger connecting rod and the first limbers from the second limbers.
Spiral inner wall groove is provided with in described injection plunger body.
The end of described injection plunger connecting rod is provided with the end convolution groove connecting hollow structure, and external cylindrical surface is provided with circular arc straight trough.
The jackscrew preventing from rotating is provided with between described injection plunger connecting rod and injection plunger body.
The beneficial effects of the utility model are: the injection plunger of this die casting machine comprises injection plunger body, injection plunger connecting rod and open type wear ring.One end of injection plunger body is provided with open type wear ring, the other end is provided with the fan-shaped straight trough that two connect inner annular groove, injection plunger connecting rod is provided with two fan-shaped boss, fan-shaped boss on injection plunger connecting rod inserts the fan-shaped straight trough be positioned on injection plunger body, is arranged in the inside annular groove of injection plunger body after rotating suitable angle.Cooling water enters from feed pipe, produces after strong turbulent flow discharge from the second limbers through the cooling duct on the end, external cylindrical surface of injection plunger connecting rod.This injection plunger adopts spiral cooling duct to produce strong turbulent flow, significantly reduce injection plunger temperature operationally, improve wear resistance and corrosion resistance at high temperature, and the structure being convenient to change is adopted to position that is easy to wear or corrosion, improve production efficiency, reduce production cost.
Accompanying drawing explanation
Fig. 1 is a kind of injection plunger structure chart of die casting machine.
Fig. 2 is the A-A sectional view in Fig. 1.
Fig. 3 is the B-B sectional view in Fig. 1.
Fig. 4 is the C-C sectional view in Fig. 1.
Fig. 5 is the D-D sectional view in Fig. 1.
Fig. 6 is the E direction view in Fig. 1.
In figure: 1, injection plunger body, 1a, spiral inner wall groove, 1b, fan-shaped straight trough, 2, injection plunger connecting rod, 2a, end convolution groove, 2b, circular arc straight trough, 2c, the first limbers, 2d, fan-shaped boss, 2e, the second limbers, 2f, connecting thread, 3, open type wear ring, 3a, wear ring otch, 4, sealing ring, 5, jackscrew, 6, feed pipe.
Detailed description of the invention
Fig. 1,2,3 shows a kind of injection plunger structure chart of die casting machine.In figure, the injection plunger of die casting machine comprises, injection plunger body 1, injection plunger connecting rod 2 and open type wear ring 3.Injection plunger body 1 adopts hollow structure, and one end of injection plunger body 1 is provided with open type wear ring 3, and the other end is provided with the fan-shaped straight trough 1b that two connect inner annular groove.Injection plunger connecting rod 2 adopts hollow structure, injection plunger connecting rod 2 is provided with two fan-shaped boss 2d, the side of fan-shaped boss 2d is provided with sealing ring 4 and the first limbers 2c being connected hollow structure, opposite side is provided with the second limbers 2e and connecting thread 2f that connect hollow structure, fan-shaped boss 2d on injection plunger connecting rod 2 inserts the fan-shaped straight trough 1b be positioned on injection plunger body 1, be arranged in the inside annular groove of injection plunger body 1 after rotating suitable angle, prevent from relatively rotating with jackscrew 5.The cylindrical section that injection plunger connecting rod 2 is provided with sealing ring 4 matches with the inwall of injection plunger body 1, injection plunger connecting rod 2 is positioned at the cooling duct that the end of injection plunger body 1 and external cylindrical surface are provided with connection first limbers 2c, cooling water enters from feed pipe 6, discharges behind the cooling duct on the end, external cylindrical surface of injection plunger connecting rod 2 and the first limbers 2c from the second limbers 2e.
Fig. 4,5 shows a kind of injection plunger spiral cooling channel figure of die casting machine.Four spiral inner wall groove 1a are provided with in injection plunger body 1.The end of injection plunger connecting rod 2 is provided with the end convolution groove 2a that four connect hollow structure, and external cylindrical surface is provided with four circular arc straight trough 2b.
Fig. 6 shows a kind of injection plunger head view of die casting machine.Be provided with open type wear ring 3 in injection plunger body 1 front end, open type wear ring 3 is provided with a wear ring otch 3a, is convenient in use more renew ring.
Claims (4)
1. the injection plunger of a die casting machine, it comprises an injection plunger body (1), it is characterized in that: further comprising an injection plunger connecting rod (2) and an open type wear ring (3), described injection plunger body (1) adopts hollow structure, one end of injection plunger body (1) is provided with open type wear ring (3), and the other end is provided with the fan-shaped straight trough (1b) that two connect inner annular groove; Described injection plunger connecting rod (2) adopts hollow structure, injection plunger connecting rod (2) is provided with two fan-shaped boss (2d), the side of fan-shaped boss (2d) is provided with sealing ring (4) and the first limbers (2c) being connected hollow structure, opposite side is provided with the second limbers (2e) and connecting thread (2f) that connect hollow structure, fan-shaped boss (2d) on injection plunger connecting rod (2) inserts the fan-shaped straight trough (1b) be positioned on injection plunger body (1), is arranged in the inside annular groove of injection plunger body (1) after rotating suitable angle; The cylindrical section that described injection plunger connecting rod (2) is provided with sealing ring (4) matches with the inwall of injection plunger body (1), injection plunger connecting rod (2) is positioned at the cooling duct that the end of injection plunger body (1) and external cylindrical surface are provided with connection first limbers (2c), cooling water enters from feed pipe (6), discharges behind the cooling duct on the end, external cylindrical surface of injection plunger connecting rod (2) and the first limbers (2c) from the second limbers (2e).
2. the injection plunger of a kind of die casting machine according to claim 1, is characterized in that: be provided with spiral inner wall groove (1a) in described injection plunger body (1).
3. the injection plunger of a kind of die casting machine according to claim 1, is characterized in that: the end of described injection plunger connecting rod (2) is provided with the end convolution groove (2a) connecting hollow structure, and external cylindrical surface is provided with circular arc straight trough (2b).
4. the injection plunger of a kind of die casting machine according to claim 1, is characterized in that: be provided with the jackscrew (5) preventing from rotating between described injection plunger connecting rod (2) and injection plunger body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078171.6U CN204504186U (en) | 2015-02-04 | 2015-02-04 | A kind of injection plunger of die casting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520078171.6U CN204504186U (en) | 2015-02-04 | 2015-02-04 | A kind of injection plunger of die casting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204504186U true CN204504186U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520078171.6U Active CN204504186U (en) | 2015-02-04 | 2015-02-04 | A kind of injection plunger of die casting machine |
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| CN (1) | CN204504186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104625012A (en) * | 2015-02-04 | 2015-05-20 | 大连鸿森精密模具有限公司 | Injection head of die-casting machine |
-
2015
- 2015-02-04 CN CN201520078171.6U patent/CN204504186U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104625012A (en) * | 2015-02-04 | 2015-05-20 | 大连鸿森精密模具有限公司 | Injection head of die-casting machine |
| CN104625012B (en) * | 2015-02-04 | 2016-09-28 | 大连鸿森精密模具有限公司 | A kind of injection plunger of die casting machine |
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