CN214920254U - Water-cooling core-pulling device applied to wear-resistant zinc-based alloy shaft sleeve - Google Patents
Water-cooling core-pulling device applied to wear-resistant zinc-based alloy shaft sleeve Download PDFInfo
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- CN214920254U CN214920254U CN202120497130.6U CN202120497130U CN214920254U CN 214920254 U CN214920254 U CN 214920254U CN 202120497130 U CN202120497130 U CN 202120497130U CN 214920254 U CN214920254 U CN 214920254U
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Abstract
The utility model provides a be applied to water-cooling core device of loosing core of wear-resisting zinc-based alloy axle sleeve belongs to the mechanism field of loosing core. The problem of the current casting mould of taking water-cooling metal core loose the core difficulty is solved. It includes mount pad, jack, layer board, end type, water-cooling core and casting mould, jack fixed mounting is on the mount pad bottom surface, the jack links to each other with the layer board, the layer board passes through the ejector pin and links to each other with the end type, the ejector pin runs through the mount pad top, water-cooling core and mount pad top fixed connection, layer board and water-cooling core sliding connection, the casting mould cup joints in the water-cooling core outside and with layer board fixed connection. The core pulling machine is mainly used for water-cooling core pulling of the wear-resistant zinc-based alloy shaft sleeve.
Description
Technical Field
The utility model belongs to the mechanism field of loosing core especially relates to a water-cooling core device of loosing core who is applied to wear-resisting zinc-based alloy axle sleeve.
Background
The existing casting of the wear-resistant zinc-based alloy shaft sleeve mainly cools liquid metal through a metal mold and a sand mold, and for the wear-resistant zinc-based alloy shaft sleeve, the wear resistance of the shaft sleeve is mainly improved, and the grain size of the shaft sleeve is large due to the low cooling speed of the combination of the metal mold and the sand mold, so that the wear resistance is poor. The metal type water-cooling metal core has extremely high cooling speed, and if the mechanical core pulling is not realized, the metal core is difficult to take out, so that the normal production is influenced. The existing mechanical core pulling equipment is complex in structure, so that the whole structure is large in size, and the requirement on the operation of a worker is high. The existing core pulling mechanism for casting mainly uses air pressure and hydraulic pressure when in mass production, and uses a manual screw nut, a gear rack, a crank connecting rod and other mechanisms when in small-batch production. The former has complex structure and a plurality of accessory equipment, which are all special equipment. The latter has small drawing force and jacking force, and the application range is limited. Most of the existing mechanical core pulling mechanisms are driven by electric power, and once a problem occurs in work, the mechanical core pulling mechanisms can only be stopped passively, so that the energy consumption is not low, and the mechanical core pulling mechanisms are not beneficial to saving energy.
The existing core-pulling parting of cast workpieces is finished on a casting machine, the casting machine is suitable for small castings and mass production due to the complex structure of the casting machine, and the core-pulling of a casting mould with a water-cooling metal core is difficult for relatively large castings.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem among the prior art, provide a water-cooling core device of loosing core who is applied to wear-resisting zinc-based alloy axle sleeve.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a be applied to water-cooling core device of loosing core of wear-resisting zinc-based alloy axle sleeve, it includes mount pad, jack, layer board, end type, water-cooling core and casting mould, jack fixed mounting is on the mount pad bottom surface, the jack links to each other with the layer board, the layer board passes through the ejector pin and links to each other with end type, the ejector pin runs through the mount pad top, water-cooling core and mount pad top fixed connection, layer board and water-cooling core sliding connection, the casting mould cup joints in the water-cooling core outside and with layer board fixed connection.
Furthermore, the bottom of the water-cooling mold core is provided with a water inlet pipe and a water outlet pipe in a penetrating mode.
Furthermore, the diameter of the water outlet pipe is larger than that of the water inlet pipe.
Furthermore, the length of the water outlet pipe is greater than that of the water inlet pipe, the inlet end of the water outlet pipe is close to the top of the water-cooling mold core, and the inlet end of the water inlet pipe is close to the bottom of the water-cooling mold core.
Furthermore, the mounting base comprises a bottom plate, an upright post and a top plate, the bottom plate is connected with the top plate through the upright post, the jack is arranged on the bottom plate, the ejector rod penetrates through the top plate, and the water-cooling mold core is connected with the top plate.
Further, the water-cooled mold core is connected with the top plate through a stop block.
Furthermore, the joint of the water-cooling mold core and the top plate is of a conical structure.
Furthermore, the number of the upright columns is four, and the four upright columns are arranged at four corners of the bottom plate.
Furthermore, the jack is an oil jack.
Furthermore, a casting is poured between the water-cooled core and the casting mold.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a current casting mould of taking water-cooling metal core loose core difficult problem. The utility model discloses an oil jack is as power, simple structure, and is small, and the pulling force is adjustable, and the energy can be saved, and the depoling time only uses 1 ~ 2 minutes, all is suitable for in the middle and small batch production.
The utility model discloses the structure of inside water-cooling metal core + outside metal casting mould that uses of wear-resisting zinc-based alloy axle sleeve casting, in casting process, can once precision forming, the machining allowance is little. After the casting is finished, the core pulling action is simple, the quality of the casting is not affected, and the casting quality is good. The hydraulic jack is used as power, the pressure is adjusted from 5 tons to 20 tons, the power source is simple, the characteristic that the structure of the existing equipment is complex is overcome, the electrical equipment for controlling the core pulling mechanism is saved, and the hydraulic jack is manually operated, so that the equipment is easy to operate and convenient to maintain. The hydraulic jack has small volume and simple structure, so the integral water-cooling core pulling mechanism has small volume and adjustable pulling force, and is very favorable for the single piece production of small enterprises. The oil jack is not controlled by complex electrical equipment, and the electric power application is less, so that the invention saves energy, and meanwhile, the demoulding time is only 1-2 minutes, thus being extremely suitable for small enterprises.
Drawings
Fig. 1 is the utility model discloses a be applied to water-cooling core device of loosing core of wear-resisting zinc-based alloy axle sleeve structure sketch map.
1-bottom plate, 2-jack, 3-supporting plate, 4-upright post, 5-top rod, 6-stop block, 7-top plate, 8-water inlet pipe, 9-bottom mold, 10-water outlet pipe, 11-water-cooled mold core, 12-casting and 13-casting mold.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely explained below with reference to the drawings in the embodiment of the present invention.
The embodiment is described with reference to fig. 1, and the water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve comprises an installation base, a jack 2, a supporting plate 3, a bottom mold 9, a water-cooling core 11 and a casting mold 13, wherein the jack 2 is fixedly installed on the bottom surface of the installation base, the jack 2 is connected with the supporting plate 3, the supporting plate 3 is connected with the bottom mold 9 through a mandril 5, the mandril 5 penetrates through the top end of the installation base, the water-cooling core 11 is fixedly connected with the top end of the installation base, the supporting plate 3 is in sliding connection with the water-cooling core 11, and the casting mold 13 is sleeved on the outer side of the water-cooling core 11 and is fixedly connected with the supporting plate 3.
The bottom of the water-cooling mold core 11 of the embodiment is provided with a water inlet pipe 8 and a water outlet pipe 10 in a penetrating way, the diameter of the water outlet pipe 10 is larger than that of the water inlet pipe 8, the length of the water outlet pipe 10 is greater than that of the water inlet pipe 8, the inlet end of the water outlet pipe 10 is close to the top of the water-cooling mold core 11, the inlet end of the water inlet pipe 8 is close to the bottom of the water-cooling core 11, the mounting seat comprises a bottom plate 1, a stand column 4 and a top plate 7, the bottom plate 1 is connected with the top plate 7 through the stand column 4, the jack 2 is arranged on the bottom plate 1, the ejector rod 5 penetrates through the top plate 7, the water-cooling core 11 is connected with the top plate 7 through a stop block 6, the joint of the water-cooling core 11 and the top plate 7 is of a conical structure, the number of the stand columns 4 is four, and four stand columns 4 are arranged on four corners of the bottom plate 1, and the four corners of the jack 2 are casting castings 12 between the water-cooling core 11 and a casting mold 13.
When the wear-resistant zinc-based alloy shaft sleeve is used, a crucible is adopted for one-time smelting, the alloy smelting temperature is 700-720 ℃, Zn is added into Al melt and intermediate alloy for smelting, the casting temperature is ensured after the alloy preparation is finished, and then the wear-resistant zinc-based alloy shaft sleeve is cast. And the pouring adopts continuous one-time pouring, the top pouring is performed in a rain-type manner, the pouring temperature is 650-680 ℃, the preheating temperature of the casting mold is 100 ℃, after the pouring is finished, the circulating cooling water of the water-cooled core 11 starts to work, the cooling water is injected at a small flow rate, after the water-cooled core 11 is fully filled with water, the water flow rate is increased, the water is kept for 20-30 min, and then the core pulling work is started.
The core pulling working process is as follows: after casting alloy is poured, the supporting plate 3 is pushed to rise by using the hydraulic jack 2 as power. Four top rods 5 are arranged on the supporting plate 3. The carrier rod 5 jacks up the bottom mold 9, the casting mold 13, and the casting 12. The water-cooled core 11 is fixed to the top plate 7 by the stopper 6. After the casting 12 is taken out, the hydraulic jack 2 is reset, and the bottom mould 9 is installed on the casting mould 13 and then is restored to the original position by self-weight descending so as to facilitate continuous casting.
The above detailed description is given to the water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve, and the specific examples are applied herein to explain the principle and the implementation of the present invention, and the description of the above examples is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
Claims (10)
1. The utility model provides a be applied to water-cooling core device of loosing core of wear-resisting zinc-based alloy axle sleeve which characterized in that: it includes mount pad, jack (2), layer board (3), end type (9), water-cooling core (11) and casting mould (13), jack (2) fixed mounting is on the mount pad bottom surface, jack (2) link to each other with layer board (3), layer board (3) link to each other with end type (9) through ejector pin (5), the mount pad top is run through in ejector pin (5), water-cooling core (11) and mount pad top fixed connection, layer board (3) and water-cooling core (11) sliding connection, casting mould (13) cup joint in water-cooling core (11) outside and with layer board (3) fixed connection.
2. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: and the bottom of the water-cooling mold core (11) is provided with a water inlet pipe (8) and a water outlet pipe (10) in a penetrating way.
3. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: the diameter of the water outlet pipe (10) is larger than that of the water inlet pipe (8).
4. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: the length of outlet pipe (10) is greater than the length of oral siphon (8), the entry end of outlet pipe (10) is close to the top of water-cooling core (11), the entry end of oral siphon (8) is close to the bottom of water-cooling core (11).
5. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: the mounting base comprises a bottom plate (1), a stand column (4) and a top plate (7), the bottom plate (1) is connected with the top plate (7) through the stand column (4), the jack (2) is arranged on the bottom plate (1), the ejector rod (5) penetrates through the top plate (7), and the water-cooling mold core (11) is connected with the top plate (7).
6. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: the water-cooling mold core (11) is connected with the top plate (7) through a stop block (6).
7. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: the joint of the water-cooling mold core (11) and the top plate (7) is of a conical structure.
8. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: the number of the upright posts (4) is four, and the four upright posts (4) are arranged at four corners of the bottom plate (1).
9. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: the jack (2) is an oil jack.
10. The water-cooling core pulling device applied to the wear-resistant zinc-based alloy shaft sleeve is characterized in that: and a casting (12) is poured between the water-cooled core (11) and the casting mould (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120497130.6U CN214920254U (en) | 2021-03-09 | 2021-03-09 | Water-cooling core-pulling device applied to wear-resistant zinc-based alloy shaft sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120497130.6U CN214920254U (en) | 2021-03-09 | 2021-03-09 | Water-cooling core-pulling device applied to wear-resistant zinc-based alloy shaft sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214920254U true CN214920254U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120497130.6U Active CN214920254U (en) | 2021-03-09 | 2021-03-09 | Water-cooling core-pulling device applied to wear-resistant zinc-based alloy shaft sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214920254U (en) |
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2021
- 2021-03-09 CN CN202120497130.6U patent/CN214920254U/en active Active
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