CN217412404U - Combined injection head for die casting - Google Patents
Combined injection head for die casting Download PDFInfo
- Publication number
- CN217412404U CN217412404U CN202123436848.3U CN202123436848U CN217412404U CN 217412404 U CN217412404 U CN 217412404U CN 202123436848 U CN202123436848 U CN 202123436848U CN 217412404 U CN217412404 U CN 217412404U
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- injection head
- main body
- head main
- insertion groove
- die casting
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a combined type injection head for die casting, which comprises an injection head main body, wherein an insertion groove is formed in the inner side of the injection head main body, a central positioning part is arranged on the rear wall of the insertion groove, two groups of fixed shells which are aligned up and down are arranged in the injection head main body, the fixed shells penetrate through the inner wall of the insertion groove, and a connector is arranged at the front end of the injection head main body; the outer side of the rear end of the injection head main body is provided with butt joint threads, and the outer side of the rear end of the injection head main body is provided with a wear-resistant protective cover through the butt joint threads. The utility model discloses an install central setting element, the workman will press the pole to insert the inside back of insertion groove, by the central setting element of insertion groove to inboard and the central part butt joint of pressing pole one end, guarantee through central setting element that the pole is connected for concentric state with the injection head main part to pressing, the steady operation of device is guaranteed to concentric state to reduce because concentric deviation causes the condition of wearing and tearing, increase the life of device.
Description
Technical Field
The utility model relates to an injection head technical field specifically is a combination formula injection head of die-casting usefulness.
Background
The die casting machine is an industrial casting machine which is used for casting molten metal into a die by a feeding device under the action of pressure, cooling and forming the molten metal, and obtaining a solid metal casting after opening the die. The installation of the feeding device currently has a very high requirement on the concentricity of the melting cup and the injection plunger assembly, and the injection plunger of the die casting machine is very easy to damage because the injection plunger generally works at high temperature.
The combined injection head in the prior art has the following defects:
1. the existing injection head lacks a protective structure, and the device body is very easy to damage, so that the service life is short.
2. The prior art devices require a very high degree of concentricity for the shot sleeve and shot sleeve assembly, but are prone to misalignment due to lack of alignment features.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a head is pressed to combination formula of die-casting usefulness to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a combined injection head for die casting comprises an injection head main body, wherein an insertion groove is formed in the inner side of the injection head main body, a central positioning piece is installed on the rear wall of the insertion groove, two groups of fixing shells which are aligned up and down are installed inside the injection head main body, the fixing shells penetrate through the inner wall of the insertion groove, and a connector is installed at the front end of the injection head main body;
the outer side of the rear end of the injection head main body is provided with butt joint threads, and the outer side of the rear end of the injection head main body is provided with a wear-resistant protective cover through the butt joint threads.
Preferably, the front end of the central positioning piece is provided with a central inserted rod.
Preferably, install support piece on the roof of set casing, the spring is installed through support piece to the set casing, and the connecting seat is installed in the bottom installation outside of spring, and the bottom movable mounting of connecting seat has the location fastener, and the location fastener is located the inboard of set casing.
Preferably, one end of the connector is provided with two groups of clamping grooves which are distributed up and down, and the inner wall of the connector is provided with two groups of tabling grooves which are symmetrically arranged.
Preferably, the inner side of the wear-resistant protective cover is provided with an internal thread, and the internal thread corresponds to the butt joint thread.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses an install wear-resisting protective cover, the internal thread gomphosis on butt joint screw thread and the wear-resisting protective cover in the main part of the pressure head makes things convenient for the workman to assemble the device, and wear-resisting protective cover is formed by the preparation of cobalt copper alloy, and the wearability is strong, and wear-resisting protective cover has increased the wearability of device in the outside of the main part of the pressure head, has increased the life of device.
2. The utility model discloses an install central setting element, the workman will press the pole to insert the inside back of insertion groove, by the central setting element of insertion groove to inboard and the central part butt joint of pressing pole one end, guarantee through central setting element that the pole is connected for concentric state with the injection head main part to pressing, the steady operation of device is guaranteed to concentric state to reduce because concentric deviation causes the condition of wearing and tearing, increase the life of device.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is a schematic structural view of the fixing shell of the present invention;
fig. 4 is a schematic view of the structure of the wear-resistant protective cover of the present invention.
In the figure: 1. an injection head body; 101. inserting the groove; 102. butting threads; 2. a center positioning member; 201. a central insertion rod; 3. a stationary housing; 301. a support member; 302. a spring; 303. a connecting seat; 304. positioning the clamping piece; 4. a connector; 401. a card slot; 402. a fitting groove; 5. a wear-resistant protective cover; 501. an internal thread.
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, fig. 2 and fig. 3, the present invention provides an embodiment: a combined injection head for die casting;
in the first embodiment, the injection head comprises an injection head body 1, the injection head body 1 is made of cobalt-copper alloy, an insertion groove 101 is formed in the inner side of the injection head body 1, the insertion groove 101 needs to provide an installation space for an injection rod, a worker can conveniently assemble the device, a centering piece 2 is installed on the rear wall of the insertion groove 101, a center insertion rod 201 is installed at the front end of the centering piece 2, after the injection rod is inserted into the insertion groove 101 by the worker, the centering piece 2 on the inner side is butted with the center part of one end of the injection rod through the insertion groove 101, the center positioning piece 2 ensures that the injection rod is connected with the injection head body 1 in a concentric state, the stable operation of the device is ensured in the concentric state, the abrasion caused by the concentric deviation is reduced, the service life of the device is prolonged, two groups of fixing shells 3 which are aligned up and down are installed in the injection head body 1, the fixed shell 3 penetrates through the inner wall of the insertion groove 101, a supporting piece 301 is installed on the top wall of the fixed shell 3, a spring 302 is installed on the fixed shell 3 through the supporting piece 301, a connecting seat 303 is installed on the outer side of the bottom end of the spring 302 in an installing mode, a positioning clamping piece 304 is movably installed at the bottom of the connecting seat 303 and located on the inner side of the fixed shell 3, the injection head main body 1 fixes the fixed shell 3 inside to guarantee the stability of the fixed shell 3, the spring 302 is supported inside the fixed shell 3 through the supporting piece 301, the spring 302 passes through the connecting seat 303 and the positioning clamping piece 304 to guarantee the tightness of connection of the device, a worker can conveniently assemble the device, the positioning clamping piece 304 is clamped on the injection rod to position the injection rod, and the injection rod is in a trapezoidal state, when the injection rod is installed or disassembled, an inclined surface on the positioning clamping piece 304 can be extruded to enable the positioning clamping piece 304 to be extruded to move towards the inside of the fixed shell 3, the front end of the injection head main body 1 is provided with a connector 4, one end of the connector 4 is provided with two groups of clamping grooves 401 which are distributed up and down, the inner wall of the connector 4 is provided with two groups of symmetrically-arranged embedding grooves 402, the connector 4 is butted with the injection rod through the clamping grooves 401 and the embedding grooves 402, the injection rod on the inner side is positioned through the clamping grooves 401 and the embedding grooves 402, and the stable movement of the injection head main body 1 is ensured.
Referring to fig. 1, fig. 2 and fig. 4, the present invention provides an embodiment: a combined injection head for die casting;
the second embodiment comprises an injection plunger main body 1, wherein the butt joint threads 102 are formed in the outer side of the rear end of the injection plunger main body 1, a wear-resistant protective cover 5 is installed on the outer side of the rear end of the injection plunger main body 1 through the butt joint threads 102, the inner side of the wear-resistant protective cover 5 is provided with internal threads 501, the internal threads 501 correspond to the butt joint threads 102, the butt joint threads 102 on the injection plunger main body 1 are embedded with the internal threads 501 on the wear-resistant protective cover 5, a worker can conveniently assemble the device, the wear-resistant protective cover 5 is made of cobalt-copper alloy, the wear resistance is high, the wear-resistant protective cover 5 is sleeved on the outer side of the injection plunger main body 1, the wear resistance of the device is improved, and the service life of the device is prolonged.
The working principle is as follows: after a worker inserts the injection rod into the inside of the insertion groove 101, the center positioning part 2 on the inner side of the insertion groove 101 is in butt joint with the center part of one end of the injection rod, the center positioning part 2 ensures that the injection rod is connected with the injection head main body 1 in a concentric state, the stable operation of the device is ensured in the concentric state, the abrasion caused by concentric deviation is reduced, the service life of the device is prolonged, the positioning clamping piece 304 is clamped on the injection rod in the installation process of the injection rod and used for positioning the injection rod, the stability of the injection rod is ensured, and the device is convenient to assemble by the worker.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. A combined injection head for die casting, comprising an injection head body (1), characterized in that: an insertion groove (101) is formed in the inner side of the injection head main body (1), a central positioning part (2) is installed on the rear wall of the insertion groove (101), two groups of fixing shells (3) which are aligned up and down are installed inside the injection head main body (1), the fixing shells (3) penetrate through the inner wall of the insertion groove (101), and a connector (4) is installed at the front end of the injection head main body (1);
the outer side of the rear end of the injection head main body (1) is provided with a butt joint thread (102), and the outer side of the rear end of the injection head main body (1) is provided with a wear-resistant protective cover (5) through the butt joint thread (102).
2. A composite shot head for die casting as defined in claim 1 wherein: the front end of the central positioning part (2) is provided with a central inserted rod (201).
3. A modular shot head for die casting as defined in claim 1 wherein: install support piece (301) on the roof of set casing (3), spring (302) are installed through support piece (301) in set casing (3), and connecting seat (303) are installed in the bottom installation outside of spring (302), and the bottom movable mounting of connecting seat (303) has location fastener (304), and location fastener (304) are located the inboard of set casing (3).
4. A composite shot head for die casting as defined in claim 1 wherein: one end of the connector (4) is provided with two groups of clamping grooves (401) which are distributed up and down, and the inner wall of the connector (4) is provided with two groups of tabling grooves (402) which are symmetrically arranged.
5. A composite shot head for die casting as defined in claim 1 wherein: the inner side of the wear-resistant protective cover (5) is provided with an internal thread (501), and the internal thread (501) corresponds to the butt joint thread (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436848.3U CN217412404U (en) | 2021-12-30 | 2021-12-30 | Combined injection head for die casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436848.3U CN217412404U (en) | 2021-12-30 | 2021-12-30 | Combined injection head for die casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217412404U true CN217412404U (en) | 2022-09-13 |
Family
ID=83175798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123436848.3U Active CN217412404U (en) | 2021-12-30 | 2021-12-30 | Combined injection head for die casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217412404U (en) |
-
2021
- 2021-12-30 CN CN202123436848.3U patent/CN217412404U/en active Active
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