CN209006644U - A kind of wear-resistant injection punch head - Google Patents
A kind of wear-resistant injection punch head Download PDFInfo
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- CN209006644U CN209006644U CN201821771992.8U CN201821771992U CN209006644U CN 209006644 U CN209006644 U CN 209006644U CN 201821771992 U CN201821771992 U CN 201821771992U CN 209006644 U CN209006644 U CN 209006644U
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- ring plate
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- formed punch
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Abstract
The utility model relates to a kind of wear-resistant injection punch heads, including formed punch ontology, chamber is equipped in the formed punch ontology, the bottom end of the formed punch ontology is equipped with the installing port with the chamber, the periphery on the top of the formed punch ontology is equipped with bulge loop, it is successively arranged with the first ring plate and baffle ring from top to bottom on the outer wall of the formed punch ontology, it is arranged with wear-resisting ring plate on the outer wall of first ring plate, the block seat of the bottom end for the baffle ring and first ring plate to be pressed on to the bulge loop is installed at the installing port；Expansion clearance is equipped between the outer wall of first ring plate upper end and the inner wall of wear ring piece upper end, the periphery of the bulge loop is equipped with the diversion channel being connected to the expansion clearance.The beneficial effects of the utility model are: wear plate rubs with injection chamber interior walls, after there is abrasion, molten metal is filled into expansion clearance, so that wear plate expands outwardly, is avoided molten metal from flowing out between wear plate and injection chamber interior walls, is improved service life.
Description
Technical field
The utility model relates to die casting equipment technical field more particularly to a kind of wear-resistant injection punch heads.
Background technique
Injection punch head is the key part of die cast metal production.Injection punch head and molten cup cooperate, and working principle is similar to
The push rod and syringe of syringe, the aluminium alloy of fusing is pushed in molten cup.The size gap of injection punch head and molten cup inner wall is very
It is small, generally less than 0.05mm.In use, injection punch head cylindrical surface is worn by two classes, when injection punch head abrasion loss is greater than
Allowable clearance is eliminated.There are many kinds of manufacturing process, traditional processing technology to be manufactured using spheroidal graphite cast-iron for injection plunger at present, at
This is cheap, but the service life is short；By injection plunger by being surface-treated, if laser alloying is surface-treated, long service life, but at
This height；It is manufactured using beryllium-bronze, injection plunger and die casting cavity body no-float, long service life, but it is at high cost, and beryllium is acute
The production of noxious material, beryllium-bronze has pollution to environment；It is manufactured using bimetallic, long service life, but processing technology is complicated, at
This height.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of structure is simple, long service life and cost bottom it is resistance to
Wear injection punch head.
The technical solution that the utility model solves above-mentioned technical problem is as follows: a kind of wear-resistant injection punch head, including formed punch
Ontology, the formed punch ontology is interior to be equipped with chamber, and the bottom end of the formed punch ontology is equipped with the installing port with the chamber, described
The periphery on the top of formed punch ontology is equipped with the bulge loop for protruding described this body sidewall of formed punch, from upper on the outer wall of the formed punch ontology
It is successively arranged with the first ring plate and baffle ring under, wear-resisting ring plate, first ring plate are arranged on the outer wall of first ring plate
Top and the top of the wear-resisting ring plate be pressed on the bottom face of the bulge loop, the top of the baffle ring is pressed on institute
The bottom end of the first ring plate and the wear-resisting ring plate is stated, the outer diameter of the bulge loop, the wear-resisting ring plate and the baffle ring is homogeneous
Together, the gear of the bottom end for the baffle ring and first ring plate to be pressed on to the bulge loop is installed at the installing port
Seat；Expansion clearance is equipped between the outer wall of first ring plate upper end and the inner wall of wear ring piece upper end, the bulge loop
Periphery is equipped with the diversion channel being connected to the expansion clearance.
The beneficial effects of the utility model are: by being arranged the first ring plate on the surface of formed punch ontology, then again first
It is arranged wear plate in ring plate, the first ring plate and wear plate are fixed by baffle ring and block seat, in use, wear plate
It rubs with injection chamber interior walls, after there is abrasion, molten metal is filled into expansion clearance, so that wear plate expands outwardly, is kept away
Exempt from molten metal and flowed out between wear plate and injection chamber interior walls, improves service life；Used need replacing wear plate when,
It only needs to dismantle block seat and baffle ring, then unloads wear plate, new wear plate is installed, it is easy to operate；First ring plate is set
Setting can be fixed on the outer wall of formed punch ontology after the cooling of side molten metal, it is only necessary to which the first ring plate of disassembly or replacement can remove solidifying
Solid molten metal.
Based on the above technical solution, the utility model can also do following improvement.
Further, the second ring plate is also arranged on the outer wall of the formed punch ontology, second ring plate is located at the baffle ring
Between the block seat, the outer diameter of second ring plate is identical as the outer diameter of the baffle ring, and the top of second ring plate is supported
It is pressed in the bottom end of the baffle ring, the bottom end of second ring plate is pressed on the upper surface of the block seat.
Beneficial effect using above-mentioned further scheme is: has with the top of wear plate as main friction portion, so
Do not need wear plate have how long, by the way that the second ring plate is arranged, the setting length of wear plate can be reduced, reduce loss.
Further, the inner wall of the installing port is equipped with internal screw thread, and the block seat is less than lower end outer diameter in upper end outer diameter
Step-like structure, and the upper end of the block seat and lower end are cylindrical-shaped structure, the outer wall of the upper end of the block seat is equipped with
External screw thread, the upper end of the block seat are threadably secured with the installing port and connect, and the formed punch is protruded in the lower end of the block seat
The outer wall of ontology, the outer diameter of the lower end of the block seat are identical as the outer diameter of second ring plate.
Beneficial effect using above-mentioned further scheme is: block seat is fixed on to the installing port of formed punch ontology by screw thread
Place, facilitates the installation and removal of block seat, to facilitate the installation of the first ring plate and wear plate.
Further, the bottom end of the bulge loop is equipped with the support ring extended downwardly, the top of the support ring and the bulge loop
Bottom end integration be fixedly connected, formed between the inner wall of the support ring and the outer wall of the formed punch ontology described for accommodating
The top of the mounting groove on the first ring plate top, first ring plate is plugged in the mounting groove, and the support ring, which is equipped with, to be used
In the runner for being connected to the diversion channel and the expansion clearance, the support ring is located at the top and described the of the wear-resisting ring plate
Between the top of one ring plate.
Beneficial effect using above-mentioned further scheme is: the setting of support ring is avoided that molten metal enters the first ring plate
Between the outer wall of formed punch ontology.
Further, the quantity of the diversion channel is multiple, and multiple diversion channels are uniformly located on the periphery of the bulge loop.
Beneficial effect using above-mentioned further scheme is: by the way that multiple diversion channels are arranged, be able to achieve molten metal uniformly into
Enter into expansion clearance.
Further, the cell wall of the diversion channel towards the formed punch ontology is equipped with drainage bevel edge.
Beneficial effect using above-mentioned further scheme is: the setting for draining bevel edge can drain molten metal, will be golden
Belong to liquid to be drained in expansion clearance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
The top view of the position Fig. 2 the utility model；
In attached drawing, parts list represented by the reference numerals are as follows:
1, formed punch ontology, 2, chamber, 3, installing port, 4, bulge loop, the 5, first ring plate, 6, baffle ring, 7, wear-resisting ring plate, 8, gear
Seat, 9, expansion clearance, 10, diversion channel, the 11, second ring plate, 12, support ring, 13, mounting groove, 14, drainage bevel edge.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figure 1 and Figure 2, the embodiments of the present invention include formed punch ontology 1, the vertical section of the formed punch ontology 1
Upper end side be arcuate structure, in order to be drained to molten metal；Chamber 2 is equipped in the formed punch ontology 1, it is described
The bottom end of formed punch ontology 1 is equipped with the installing port 3 being connected to the chamber 2, and the periphery on the top of the formed punch ontology 1 is equipped with convex
The bulge loop 4 of 1 side wall of formed punch ontology out, the outer periphery of the bulge loop 4 are arc, from upper on the outer wall of the formed punch ontology 1
It is successively arranged with the first ring plate 5 and baffle ring 6 under, wear-resisting ring plate 7 is arranged on the outer wall of first ring plate 5, it is described wear-resisting
The length of ring plate 7 is identical as the length of first ring plate 5, and in the present embodiment, the wear-resisting ring plate 7 is that middle part is equipped with notch
Copper ring, the wear-resisting ring plate 7 is divided into discontinuous structure by the notch, so as to metal fill to the first ring plate 5 with it is resistance to
When between bull ring piece 7, the wear-resisting ring plate 7 can be realized expansion；The top of first ring plate 5 and the wear-resisting ring plate 7
Top be pressed on the bottom face of the bulge loop 4, the top of the baffle ring 6 is pressed on first ring plate 5 and described
The outer diameter of the bottom end of wear-resisting ring plate 7, the bulge loop 4, the wear-resisting ring plate 7 and the baffle ring 6 is all the same, the installing port 3
Place is equipped with the block seat 8 of the bottom end for the baffle ring 6 and first ring plate 5 to be pressed on to the bulge loop 4；Described first
It is equipped with expansion clearance 9 between the outer wall of 5 upper end of ring plate and the inner wall of 7 upper end of wear-resisting ring plate, is set on the periphery of the bulge loop 4
There is the diversion channel 10 being connected to the expansion clearance 9.During injection, wear-resisting ring plate 7 rubs with injection chamber interior walls,
It is lost, molten metal is entered in expansion clearance 9 by diversion channel 10, so that wear-resisting ring plate 7 expands outwardly, continues to realize resistance to
Sealing against between bull ring piece 7 and injection chamber interior walls avoids the replacement of formed punch；When wear-resisting ring plate 7 wears to need replacing, tear open
Block seat 8 and baffle ring 6 are unloaded, then unloads the first ring plate 5 from formed punch ontology 1, the replacement of wear-resisting ring plate 7 can be realized.Pass through
First ring plate 5 is set, avoids molten metal from being set on the outer wall of formed punch ontology 1 and is not easy to clear up.
Preferably, the second ring plate 11 is also arranged on the outer wall of the formed punch ontology 1, second ring plate 11 is located at described
Between baffle ring 6 and the block seat 8, the outer diameter of second ring plate 11 is identical as the outer diameter of the baffle ring 6, and second ring plate
11 top is pressed on the bottom end of the baffle ring 6, and the bottom end of second ring plate 11 is pressed on the upper surface of the block seat 8,
Have with the top of wear plate as main friction portion, thus do not need wear plate have how long, pass through setting the second ring plate 11, energy
The setting length of wear plate is reduced, loss is reduced.It can be adjusted according to the needs the first ring plate 5, wear-resisting ring plate 7 and the second ring plate
11 length reduces the material of wear-resisting ring plate 7, to reduce cost.
Preferred embodiment are as follows: the inner wall of the installing port 3 is equipped with internal screw thread, and the upper end outer diameter of the block seat 8 is less than
The step-like structure of lower end outer diameter, and the upper end of the block seat 8 and lower end are cylindrical-shaped structure, the upper end of the block seat 8
Outer wall be equipped with external screw thread, the upper end of the block seat 8 is threadably secured with the installing port 3 and connect, under the block seat 8
The outer wall of the formed punch ontology 1 is protruded at end, and the outer diameter of the lower end of the block seat 8 is identical as the outer diameter of second ring plate 11, leads to
It crosses screw thread block seat 8 is fixed at the installing port 3 of formed punch ontology 1, facilitates the installation and removal of block seat 8, to facilitate the first ring
The installation of piece 5 and wear plate.It is equipped with the inner cavity being connected to chamber 2, in the inside of block seat 8 in order to the installation of injection rod.
Further preferred embodiment are as follows: the bottom end of the bulge loop 4 is equipped with the support ring 12 extended downwardly, the support ring
12 top is integrated with the bottom end of the bulge loop 4 to be fixedly connected, and the inner wall of the support ring 12 is outer with the formed punch ontology 1
The mounting groove 13 for accommodating 5 top of the first ring plate is formed between wall, the top of first ring plate 5 is plugged in the peace
In tankage 13, the support ring 12 is equipped with the runner for being connected to the diversion channel 10 and the expansion clearance 9, the support
Ring 12 is located between the top of the wear-resisting ring plate 7 and the top of first ring plate 5, and the setting of support ring 12 is avoided that metal
Liquid enters between the first ring plate 5 and the outer wall of formed punch ontology 1.
The quantity of the diversion channel 10 be it is multiple, multiple diversion channels 10 are uniformly located on the periphery of the bulge loop 4, lead to
It crosses and multiple diversion channels 10 is set, be able to achieve molten metal even into in expansion clearance 9.The diversion channel 10 is towards the formed punch
The cell wall of ontology 1 is equipped with drainage bevel edge 14, and the setting of drainage bevel edge 14 can drain molten metal, molten metal is drained to swollen
In swollen gap 9.In the present embodiment, the quantity of the diversion channel 10 is six, and six diversion channels 10 are uniformly located at bulge loop 4
Periphery on.
The beneficial effects of the utility model are: by being arranged the first ring plate 5 on the surface of formed punch ontology 1, then again
It is arranged wear plate in one ring plate 5, first ring plate 5 and wear plate are fixed by baffle ring 6 and block seat 8, in use,
Wear plate rubs with injection chamber interior walls, and after there is abrasion, molten metal is filled into expansion clearance 9, so that wear plate is outside
Expansion, avoids molten metal from flowing out between wear plate and injection chamber interior walls, improves service life；Used need replacing it is resistance to
When grinding, it is only necessary to block seat 8 and baffle ring 6 are dismantled, wear plate is then unloaded, new wear plate is installed, it is easy to operate；First
The setting of ring plate 5 can be fixed on the outer wall of formed punch ontology 1 after the cooling of side molten metal, it is only necessary to the first ring plate 5 of disassembly or replacement,
The molten metal of solidification can be removed.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (6)
1. a kind of wear-resistant injection punch head, which is characterized in that including formed punch ontology (1), chamber is equipped in the formed punch ontology (1)
(2), the bottom end of the formed punch ontology (1) is equipped with the installing port (3) being connected to the chamber (2), the top of the formed punch ontology (1)
The periphery at end is equipped with the bulge loop (4) for protruding formed punch ontology (1) side wall, on the outer wall of the formed punch ontology (1) from up to
Under be successively arranged with the first ring plate (5) and baffle ring (6), be arranged with wear-resisting ring plate (7), institute on the outer wall of first ring plate (5)
The top on the top and the wear-resisting ring plate (7) of stating the first ring plate (5) is pressed on the bottom face of the bulge loop (4), institute
The top for stating baffle ring (6) is pressed on the bottom end of first ring plate (5) and the wear-resisting ring plate (7), the bulge loop (4), institute
The outer diameter for stating wear-resisting ring plate (7) and the baffle ring (6) is all the same, is equipped at the installing port (3) for by the baffle ring
(6) and first ring plate (5) be pressed on the bulge loop (4) bottom end block seat (8)；First ring plate (5) upper end
Be equipped with expansion clearance (9) between outer wall and the inner wall of the wear-resisting ring plate (7) upper end, the periphery of the bulge loop (4) be equipped with
The diversion channel (10) of expansion clearance (9) connection.
2. a kind of wear-resistant injection punch head according to claim 1, which is characterized in that the outer wall of the formed punch ontology (1)
On be also arranged with the second ring plate (11), second ring plate (11) is located between the baffle ring (6) and the block seat (8), described
The outer diameter of second ring plate (11) is identical as the outer diameter of the baffle ring (6), and the top of second ring plate (11) be pressed on it is described
The bottom end of the bottom end of baffle ring (6), second ring plate (11) is pressed on the upper surface of the block seat (8).
3. a kind of wear-resistant injection punch head according to claim 2, which is characterized in that on the inner wall of the installing port (3)
Equipped with internal screw thread, the block seat (8) is less than the step-like structure of lower end outer diameter, and the upper end of the block seat (8) in upper end outer diameter
And lower end is cylindrical-shaped structure, the outer wall of the upper end of the block seat (8) is equipped with external screw thread, the upper end of the block seat (8)
It is threadably secured and connect with the installing port (3), the outer wall of the formed punch ontology (1), institute are protruded in the lower end of the block seat (8)
The outer diameter for stating the lower end of block seat (8) is identical as the outer diameter of second ring plate (11).
4. a kind of wear-resistant injection punch head according to any one of claims 1 to 3, which is characterized in that the bulge loop (4)
Bottom end is equipped with the support ring (12) extended downwardly, the top of the support ring (12) and the bottom end integrated solid of the bulge loop (4)
Fixed connection, forms between the inner wall of the support ring (12) and the outer wall of the formed punch ontology (1) for accommodating first ring
The mounting groove (13) on piece (5) top, the top of first ring plate (5) are plugged in the mounting groove (13), the support ring
(12) it is equipped with the runner for being connected to the diversion channel (10) and the expansion clearance (9), the support ring (12) is located at institute
It states between the top of wear-resisting ring plate (7) and the top of first ring plate (5).
5. a kind of wear-resistant injection punch head according to any one of claims 1 to 3, which is characterized in that the diversion channel
(10) quantity be it is multiple, multiple diversion channels (10) are uniformly located on the periphery of the bulge loop (4).
6. a kind of wear-resistant injection punch head according to any one of claims 1 to 3, which is characterized in that the diversion channel
(10) drainage bevel edge (14) is equipped with towards the cell wall of the formed punch ontology (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771992.8U CN209006644U (en) | 2018-10-30 | 2018-10-30 | A kind of wear-resistant injection punch head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821771992.8U CN209006644U (en) | 2018-10-30 | 2018-10-30 | A kind of wear-resistant injection punch head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209006644U true CN209006644U (en) | 2019-06-21 |
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ID=66840652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821771992.8U Active CN209006644U (en) | 2018-10-30 | 2018-10-30 | A kind of wear-resistant injection punch head |
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| Country | Link |
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| CN (1) | CN209006644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802209A (en) * | 2019-12-23 | 2020-02-18 | 重庆渝江压铸有限公司 | Annular punch |
-
2018
- 2018-10-30 CN CN201821771992.8U patent/CN209006644U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110802209A (en) * | 2019-12-23 | 2020-02-18 | 重庆渝江压铸有限公司 | Annular punch |
| CN110802209B (en) * | 2019-12-23 | 2021-11-23 | 重庆渝江压铸有限公司 | Annular punch |
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