CN203343380U - Moving mechanism for core box trolley of core making machine - Google Patents
Moving mechanism for core box trolley of core making machine Download PDFInfo
- Publication number
- CN203343380U CN203343380U CN 201320380330 CN201320380330U CN203343380U CN 203343380 U CN203343380 U CN 203343380U CN 201320380330 CN201320380330 CN 201320380330 CN 201320380330 U CN201320380330 U CN 201320380330U CN 203343380 U CN203343380 U CN 203343380U
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- core box
- guide rail
- core
- moving mechanism
- making machine
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Abstract
The utility model discloses a moving mechanism for a core box trolley of a core making machine. The moving mechanism comprises a core box trolley, a pair of parallel guide rails, a driving structure and a guiding structure, wherein the guide rails are formed by connecting a workbench guide rail and a lower ejection core guide rail. The moving mechanism is characterized in that a pair of support plates are fixedly connected with the bottom of the core box trolley; a plurality of air holes are distributed in the support plates; an air cavity is formed in the bottom of the core box trolley; the bottom of the air cavity is communicated with the air holes formed in the support plates; one end of the air cavity is connected with a compressed air source by virtue of a gas pipeline; the lower surfaces of the support plates are planes and are matched with the plane of the workbench guide rail or the lower ejection core guide rail; when the core box trolley moves, an air cushion layer is arranged between the lower surfaces of the support plates and the workbench guide rail or the lower ejection core guide rail. According to the moving mechanism, the plane of the core box trolley is supported, and same sliding friction force of core boxes with different weights can be realized by adjusting the pressure of compressed air, so that the guide rails are uniformly abraded and long in service life, and the moving mechanism for the core box trolley of the core making machine is simple in integrated structure and high in reliability.
Description
Technical field
The utility model relates to a kind of parts of metal casting machine, is specifically related to a kind of travel mechanism of core making machine core box dolly.
Background technology
In casting technique, while preparing core, core box need to move back and forth between coremaking station and lower plunger tip station, and at the coremaking station, core box is made progress jacking to the lower surface of penetrating sand mechanism, is penetrated the sand operation, then it is curing to blow; At lower plunger tip station, the core after solidifying is ejected disengaging from counterdie.The core box dolly is used for realizing core box shuttling between coremaking station and lower plunger tip station, is the important component part of core making machine.
In existing core making machine, mainly adopt the structure of support roller and side guide wheel or directly adopt V shaped wheel meet moving around of core box dolly and lead, the support force requirement while utilizing the mode of plane contact to meet matched moulds.For example, Chinese utility model patent CN201077458Y discloses a kind of core shooter movement kit traveling car drive apparatus, the wheel that travelling car forms by the some pair rollers on vehicle body is to placing in orbit, motor is installed on travelling car, the output shaft of this motor connects the right wheel shaft of travelling car driving wheel by transmission mechanism, the rotation of this motor passes to this wheel shaft by described transmission mechanism, and the roller that makes to be arranged on this wheel shaft rotates, and drives travelling car to move.This utility model is compared with its background technology, just drive unit is changed into to motor and drives, and still, dolly remains by support roller and coordinating of track realizing mobile and guiding.
The requirement of this class formation pair roller or V shaped wheel is higher, due to adopt this structure roller and guide rail normally line contact, stress is large, and roller and guide rail life-span are short, add the structure that the support force when mode of utilizing plane contact meets matched moulds requires, can make the roller getaway, for realizing location, overall structure is more complicated, due to the core box load, normally changes in addition, overall weight is one ton to eight tons, and also there are impact to a certain degree in the variation pair roller of pressure and the life-span of guide rail.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of core making machine core box trolley moving mechanism, changes the structure that in prior art, roller coordinates with guide rail, raising service life, and the requirement of support force while by simple structure, meeting matched moulds.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of core making machine core box trolley moving mechanism, comprise guide rail, drives structure and guide frame that core box dolly, pair of parallel arrange, described guide rail is connected and composed by table slide and lower plunger tip guide rail, described core box dolly bottom is fixedly connected with a pair of gripper shoe, be distributed with a plurality of pores on described gripper shoe, described core box dolly bottom is provided with air cavity, the air cavity bottom is communicated with the pore on described gripper shoe, and air cavity one end is through connecting compressed air gas source with air pipe; Described gripper shoe lower surface is plane, with described table slide or lower plunger tip guide level, coordinates, and when the core box dolly moves, between gripper shoe lower surface and table slide or lower plunger tip guide rail, has air cushion layer.
In technique scheme, described drives structure is prior art, can adopt Driven by Hydraulic Cylinder, also can adopt fluid motor-driven gear, tooth bar, can also adopt motor-driven structure.The core box dolly is for carrying core box weight, by air hole structure the generation air cushion layer is set, make to form sliding friction between core box dolly bottom surface and workbench and lower plunger tip guide rail, the core box dolly is shuttled back and forth between coremaking station and lower plunger tip station, because contact-making surface is plane, make coremaking station workbench and core box dolly there is good support performance, can finely meet and penetrate the sand requirement, the formation of air cushion layer reduces frictional force greatly, be beneficial to slip and guide rail not easy to wear, long service life, requirement to driving mechanism also reduces greatly, all can drive this air-cushion moving mechanism by hydraulic cylinder or hydraulic motor.
Further technical scheme, be provided with oil sprayer described with in air pipe, and described oil sprayer has fluid oil atomization the structure of mixing with compressed air.By pass into the compressed air of fog lubrication at two interplanars, can further reduce force of sliding friction.
In technique scheme, the pore bore on described gripper shoe is 0.3～1 millimeter; The distribution density of pore is 15～20/square decimeter.
Described core box dolly is respectively equipped with along the down either side of the direction of motion directive wheel coordinated with two guide rail outsides, forms described guide frame.
Preferred technical scheme, every side is respectively equipped with 2 directive wheels.
With the design of technique scheme based on identical, a kind of core making machine core box trolley moving mechanism, comprise guide rail, drives structure and guide frame that core box dolly, pair of parallel arrange, described guide rail is connected and composed by table slide and lower plunger tip guide rail, and described core box dolly bottom is fixedly connected with a pair of gripper shoe; Described gripper shoe lower surface is plane, with described table slide or lower plunger tip guide level, coordinate, the upper surface of described table slide or lower plunger tip guide rail is distributed with a plurality of pores, is provided with the air cavity be communicated with described pore in guide rail, and air cavity one end is through connecting compressed air gas source with air pipe; When the core box dolly moves, between gripper shoe lower surface and table slide or lower plunger tip guide rail, there is air cushion layer.
This programme is due to air cavity and pore being set on guide rail, and during use, each pore ambient pressure difference, therefore, compare the first technical scheme, and the control of pressure is wanted to difficulty.
Be provided with oil sprayer described with in air pipe, described oil sprayer has fluid oil atomization the structure of mixing with compressed air.
Pore bore on described table slide and lower plunger tip guide rail is 0.3～1 millimeter; The distribution density of pore is 15～20/square decimeter.
Described core box dolly is respectively equipped with along the down either side of the direction of motion directive wheel coordinated with two guide rail outsides, forms described guide frame.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1. the utility model is changed in prior art support and the mobile custom thinking that all adopts roller or V shaped wheel to realize the core box dolly, by introducing air cushion layer, realized the planar support to the core box dolly, simultaneously, utilize air cushion to reduce friction, guarantee that the core box dolly can be driven by various drives structure.
2. the flat guide supporting way can meet when core shooting the demand of mold clamping force, do not need to arrange in addition complicated mechanism controls core box dolly and support, guide frame disengaging, overlap, simple in structure, be easy to realize.
3. owing to adopting the air cushion pattern, can make the Different Weight core box realize same force of sliding friction by adjusting compressed-air actuated pressure in theory, thereby make the guide rail uniform wear, the life-span be long, and overall structure is simple, and reliability is high.
4. in preferred mode, by oil sprayer is set, the compressed air at two interplanars by fog lubrication, can more effectively reduce friction.
The accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is that cross-sectional schematic is amplified in the part of A section in Fig. 2.
Wherein: 1, core box dolly; 2, guide rail; 3, table slide; 4, lower plunger tip guide rail; 5, gripper shoe; 6, drives structure; 7, pore; 8, air cavity; 9, air cushion layer; 10, directive wheel.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment mono-: referring to accompanying drawing 1 to shown in accompanying drawing 3, a kind of core making machine core box trolley moving mechanism, comprise core box dolly 1, the guide rail 2 that pair of parallel arranges, drives structure and guide frame, described guide rail is connected and composed by table slide 3 and lower plunger tip guide rail 4, described core box dolly 1 bottom is fixedly connected with a pair of gripper shoe 5, be distributed with a plurality of pores 7 on described gripper shoe 5, described core box dolly bottom is provided with air cavity 8, air cavity 8 bottoms are communicated with the pore 7 on described gripper shoe, air cavity 8 one ends are through connecting compressed air gas source with air pipe, described with in air pipe, be provided with oil sprayer, described oil sprayer has fluid oil atomization the structure of mixing with compressed air, described gripper shoe 5 lower surfaces are plane, with described table slide 3 or lower plunger tip guide rail 4 planes, coordinate, and when core box dolly 1 moves, gripper shoe 5 lower surfaces and table slide 3 or 4, lower plunger tip guide rail have air cushion layer 9.Described core box dolly 1 is respectively equipped with along the down either side of the direction of motion directive wheel 10 coordinated with two guide rail outsides, forms described guide frame.Every side is respectively equipped with 2 directive wheels 10.
In the present embodiment, the pore bore on described gripper shoe 5 is 0.5 millimeter; The distribution density of pore 7 is 15/square decimeter.The air pressure of described compressed air gas source is 3.5bar, now can support the core box of 6 tons～7 tons.
According to the core box maximum weight of required support, change gas eat dishes without rice or wine footpath and gas cell distribution density, can prepare the core box trolley moving mechanism of different size.
Embodiment bis-: a kind of core making machine core box trolley moving mechanism, comprise guide rail 2, drives structure 3 and guide frame 4 that core box dolly 1, pair of parallel arrange, described guide rail is connected and composed by table slide 3 and lower plunger tip guide rail 4, and described core box dolly 1 bottom is fixedly connected with a pair of gripper shoe 5; Described gripper shoe 5 lower surfaces are plane, with described table slide 3 or lower plunger tip guide rail 4 planes, coordinate, the upper surface of described table slide 3 or lower plunger tip guide rail 4 is distributed with a plurality of pores 7, be provided with the air cavity 8 be communicated with described pore in guide rail, air cavity 8 one ends are through connecting compressed air gas source with air pipe; When core box dolly 1 moves, gripper shoe 5 lower surfaces and table slide 3 or 4, lower plunger tip guide rail have air cushion layer 9.Be provided with oil sprayer described with in air pipe, described oil sprayer has fluid oil atomization the structure of mixing with compressed air.Pore bore on described table slide 3 and lower plunger tip guide rail 4 is 0.5 millimeter; The distribution density of pore 7 is 15/square decimeter.Described core box dolly 1 is respectively equipped with along the down either side of the direction of motion directive wheel 10 coordinated with two guide rail outsides, forms described guide frame.
Claims (9)
1. a core making machine core box trolley moving mechanism, comprise core box dolly (1), the guide rail (2) that pair of parallel arranges, drives structure and guide frame, described guide rail (2) is connected and composed by table slide (3) and lower plunger tip guide rail (4), it is characterized in that: described core box dolly (1) bottom is fixedly connected with a pair of gripper shoe (5), be distributed with a plurality of pores (7) on described gripper shoe (5), described core box dolly (1) bottom is provided with air cavity (8), air cavity (8) bottom is communicated with the pore (7) on described gripper shoe (5), air cavity (8) one ends are through connecting compressed air gas source with air pipe, described gripper shoe (5) lower surface is plane, with described table slide (3) or lower plunger tip guide rail (4) plane, coordinate, when core box dolly (1) is mobile, between gripper shoe (5) lower surface and table slide (3) or lower plunger tip guide rail (4), there is air cushion layer (9).
2. core making machine core box trolley moving mechanism according to claim 1 is characterized in that: be provided with oil sprayer described with in air pipe, described oil sprayer has fluid oil atomization the structure of mixing with compressed air.
3. core making machine core box trolley moving mechanism according to claim 1, it is characterized in that: the pore bore on described gripper shoe (5) is 0.3～1 millimeter; The distribution density of pore 7 is 15～20/square decimeter.
4. core making machine core box trolley moving mechanism according to claim 1 is characterized in that: described core box dolly is respectively equipped with and two directive wheels (10) that the guide rails outside coordinates along the down either side of the direction of motion, forms described guide frame.
5. core making machine core box trolley moving mechanism according to claim 4, it is characterized in that: every side is respectively equipped with 2 directive wheels (10).
6. a core making machine core box trolley moving mechanism, comprise guide rail, drives structure and guide frame that core box dolly, pair of parallel arrange, described guide rail is connected and composed by table slide and lower plunger tip guide rail, it is characterized in that: described core box dolly bottom is fixedly connected with a pair of gripper shoe; Described gripper shoe lower surface is plane, with described table slide or lower plunger tip guide level, coordinate, the upper surface of described table slide or lower plunger tip guide rail is distributed with a plurality of pores, is provided with the air cavity be communicated with described pore in guide rail, and air cavity one end is through connecting compressed air gas source with air pipe; When the core box dolly moves, between gripper shoe lower surface and table slide or lower plunger tip guide rail, there is air cushion layer.
7. core making machine core box trolley moving mechanism according to claim 6 is characterized in that: be provided with oil sprayer described with in air pipe, described oil sprayer has fluid oil atomization the structure of mixing with compressed air.
8. core making machine core box trolley moving mechanism according to claim 6, it is characterized in that: the pore bore on described table slide and lower plunger tip guide rail is 0.3～1 millimeter; The distribution density of pore is 15～20/square decimeter.
9. core making machine core box trolley moving mechanism according to claim 6 is characterized in that: described core box dolly is respectively equipped with and two directive wheels that the guide rails outside coordinates along the down either side of the direction of motion, forms described guide frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320380330 CN203343380U (en) | 2013-06-28 | 2013-06-28 | Moving mechanism for core box trolley of core making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320380330 CN203343380U (en) | 2013-06-28 | 2013-06-28 | Moving mechanism for core box trolley of core making machine |
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| Publication Number | Publication Date |
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| CN203343380U true CN203343380U (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320380330 Withdrawn - After Issue CN203343380U (en) | 2013-06-28 | 2013-06-28 | Moving mechanism for core box trolley of core making machine |
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| CN (1) | CN203343380U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317103A (en) * | 2013-06-28 | 2013-09-25 | 苏州明志科技有限公司 | Moving mechanism for core box trolley of core-making machine |
| CN104001868A (en) * | 2014-06-11 | 2014-08-27 | 苏州明志科技有限公司 | Hot core making method and hot core making machine |
| CN104226910A (en) * | 2014-09-04 | 2014-12-24 | 苏州明志科技有限公司 | Core box transfer mechanism for core shooter |
| CN105945238A (en) * | 2016-06-22 | 2016-09-21 | 佛山市恒学科技服务有限公司 | Mould transport device applied to horizontal core shooter |
| CN114734003A (en) * | 2022-04-15 | 2022-07-12 | 苏州明志科技股份有限公司 | Ultra-large core making device |
-
2013
- 2013-06-28 CN CN 201320380330 patent/CN203343380U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103317103A (en) * | 2013-06-28 | 2013-09-25 | 苏州明志科技有限公司 | Moving mechanism for core box trolley of core-making machine |
| CN103317103B (en) * | 2013-06-28 | 2015-12-09 | 苏州明志科技有限公司 | A kind of core making machine core box trolley moving mechanism |
| CN104001868A (en) * | 2014-06-11 | 2014-08-27 | 苏州明志科技有限公司 | Hot core making method and hot core making machine |
| CN104001868B (en) * | 2014-06-11 | 2016-01-13 | 苏州明志科技有限公司 | A kind of hot core core-making method and core making machine |
| CN104226910A (en) * | 2014-09-04 | 2014-12-24 | 苏州明志科技有限公司 | Core box transfer mechanism for core shooter |
| CN105945238A (en) * | 2016-06-22 | 2016-09-21 | 佛山市恒学科技服务有限公司 | Mould transport device applied to horizontal core shooter |
| CN114734003A (en) * | 2022-04-15 | 2022-07-12 | 苏州明志科技股份有限公司 | Ultra-large core making device |
| CN114734003B (en) * | 2022-04-15 | 2023-07-21 | 苏州明志科技股份有限公司 | Ultra-large core making device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131218 Effective date of abandoning: 20151209 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |