CN215946505U - Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core - Google Patents
Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core Download PDFInfo
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- CN215946505U CN215946505U CN202122384417.0U CN202122384417U CN215946505U CN 215946505 U CN215946505 U CN 215946505U CN 202122384417 U CN202122384417 U CN 202122384417U CN 215946505 U CN215946505 U CN 215946505U
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- sand core
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Abstract
The utility model provides a sand core lifting appliance capable of automatically overturning by utilizing the self weight of a sand core, which belongs to the technical field of sand core lifting appliances and comprises a sand core body and a locking assembly, wherein a first locking mechanism and a second locking mechanism are identical in structure and are symmetrically arranged, a first pressure rod and a second pressure rod are identical in structure and are symmetrically arranged, the first pressure rod is fixedly connected with the first locking mechanism, the second pressure rod is fixedly connected with the second locking mechanism, the first pressure rod is rotatably connected with the second pressure rod, a limiting hole is in limiting fit with a limiting pin, the bearing body is rotatably arranged on a fixed shaft, a bearing seat is rotatably arranged on the bearing body, and a rubber pad is fixedly arranged on one side, far away from a fixed block, of the bearing seat. The device reduces manual operation, protects the safety of staff and products, reduces the safety risk, improves work efficiency.
Description
Technical Field
The utility model relates to the field of sand core lifting appliances, in particular to a sand core lifting appliance capable of automatically overturning by utilizing the self weight of a sand core.
Background
At present, a sand core is a material for manufacturing a core in casting production, and comprises casting sand, a molding sand binder and the like, the conventional sand core may need to be manually turned and lifted in the production process and then subjected to subsequent processing operation, multiple persons may need to cooperate in the operation, the sand core may be damaged due to poor matching, certain potential safety hazards may exist, loss and waste are brought to the production, and the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects, the utility model provides a sand core lifting appliance capable of automatically overturning by utilizing the self weight of a sand core, and aims to solve the problems that the subsequent processing operation needs to be carried out after manual overturning and lifting, a plurality of persons need to cooperate, certain potential safety hazards exist, the production loss and waste are brought, and the working efficiency is reduced.
The utility model is realized by the following steps:
a sand core lifting appliance capable of automatically overturning by utilizing the self weight of a sand core comprises a sand core body and a locking assembly.
The locking assembly comprises a first locking mechanism, a second locking mechanism, a first pressing rod and a second pressing rod, the first locking mechanism is structurally identical and symmetrically arranged with the second locking mechanism, the first pressing rod is structurally identical and symmetrically arranged with the second pressing rod, the first pressing rod is fixedly connected with the first locking mechanism, the second pressing rod is fixedly connected with the second locking mechanism, and the first pressing rod is rotatably connected with the second pressing rod.
The first locking mechanism comprises a twisting seat, a fixing block, a fixing shaft, a bearing body, a bearing seat and a rubber pad, the twisting seat is installed on the first pressure rod, a limiting pin is installed on the twisting seat, the fixing block is rotatably installed on the twisting seat, a limiting hole is formed in the fixing block, a plurality of limiting holes are formed in the limiting hole, the limiting hole is in limiting fit with the limiting pin, the fixing shaft is installed on the fixing block, the bearing body is rotatably installed on the fixing shaft, the bearing body is set to be a common bearing, the bearing seat is rotatably installed on the bearing body, and the rubber pad is fixedly installed on one side, away from the fixing block, of the bearing seat.
In one embodiment of the utility model, a plurality of rubber blocks are arranged on one side, close to the sand core body, of the rubber pad.
In one embodiment of the present invention, the rubber block and the rubber pad are integrally disposed, and both the rubber block and the rubber pad are made of nitrile rubber.
In one embodiment of the utility model, one side of the rubber block close to the sand core body is roughly arranged.
In an embodiment of the utility model, a handle is fixedly installed at one end of the first pressure lever far away from the hinge base.
In one embodiment of the utility model, the handle is provided with a sponge sleeve, and the sponge sleeve is detachably arranged.
In an embodiment of the utility model, a lifting ring is installed at one end of the handle close to the first pressure lever, and the lifting ring is arranged in a semicircular manner.
In one embodiment of the utility model, a plurality of the limiting holes are arranged in an annular array.
In one embodiment of the utility model, at least two limiting pins are arranged, and the two limiting pins are symmetrically arranged.
The utility model has the beneficial effects that: when the sand core lifting tool is used, the lifting device is arranged on a sand core body to be overturned, the first pressure rod and the second pressure rod are pressed downwards, the first pressure rod and the second pressure rod rotate mutually to enable the first locking mechanism and the second locking mechanism to be away from each other, the position of the limiting pin is adjusted according to the size of the sand core body, the first pressure rod and the second pressure rod are pulled by a lifting tool to enable the two rubber pads to be close to each other, the two rubber pads are located on the two sides of the sand core body, the first pressure rod and the second pressure rod drive the two rubber pads to extrude the two sides of the sand core body to be fixed when the first pressure rod and the second pressure rod rise, the sand core body rotates with the bearing seat and the bearing body under the action of gravity, and the bearing body and the fixed shaft rotate, so that the heavier end of the sand core body rotates, the sand core body can be automatically turned over. Through the setting of locking Assembly, reduce manual operation, the safety of protection staff and product reduces safe risk, improves work efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic view of an entire sand core lifting tool capable of automatically overturning by the self weight of a sand core according to an embodiment of the present invention;
FIG. 2 is a schematic view of the installation of a first locking mechanism and a second locking mechanism provided in the embodiment of the present invention;
FIG. 3 is a schematic view of a portion of a first locking mechanism according to an embodiment of the present invention;
fig. 4 is another partial structural schematic diagram of the first locking mechanism provided in the embodiment of the present invention.
In the figure: 100-a sand core body; 200-a locking assembly; 210-a first locking mechanism; 220-a second locking mechanism; 230-a first pressure bar; 231-a grip; 232-hoisting ring; 240-a second compression bar; 211-a hinge base; 2111-stop pin; 212-fixed block; 2121-limiting hole; 213-a fixed shaft; 214-a bearing body; 215-bearing seat; 216-rubber pad; 2161-rubber block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1, the present invention provides a technical solution: a sand core lifting appliance capable of automatically overturning by utilizing the self weight of a sand core comprises a sand core body 100 and a locking assembly 200.
Referring to fig. 2-4, the locking assembly 200 includes a first locking mechanism 210, a second locking mechanism 220, a first pressing rod 230 and a second pressing rod 240, the first locking mechanism 210 and the second locking mechanism 220 are identical in structure and symmetrically disposed, the first pressing rod 230 and the second pressing rod 240 are identical in structure and symmetrically disposed, the first pressing rod 230 is fixedly connected with the first locking mechanism 210, the second pressing rod 240 is fixedly connected with the second locking mechanism 220, and the first pressing rod 230 is rotatably connected with the second pressing rod 240.
The first locking mechanism 210 comprises a hinge base 211, a fixing block 212, a fixing shaft 213, a bearing body 214, a bearing seat 215 and a rubber pad 216, the hinge base 211 is installed on the first pressure lever 230, a limiting pin 2111 is installed on the hinge base 211, the fixing block 212 is rotatably installed on the hinge base 211, a plurality of limiting holes 2121 are formed in the fixing block 212, the limiting holes 2121 are in limiting fit with the limiting pin 2111, the fixing shaft 213 is installed on the fixing block 212, the bearing body 214 is rotatably installed on the fixing shaft 213, the bearing body 214 is set to be a common bearing, the bearing seat 215 is rotatably installed on the bearing body 214, and the rubber pad 216 is fixedly installed on one side, away from the fixing block 212, of the bearing seat 215.
In some specific embodiments, one side of the rubber pad 216 close to the sand core body 100 is provided with the rubber block 2161, the rubber block 2161 is provided with a plurality of rubber blocks, the hollowing between the rubber pad 216 and the sand core body 100 is prevented, the fixing effect between the rubber pad 216 and the sand core body 100 is affected, the rubber block 2161 and the rubber pad 216 are integrally arranged, the rubber block 2161 and the rubber pad 216 are made of nitrile rubber, one side of the rubber block 2161 close to the sand core body 100 is arranged roughly, the wear-resisting effect is good, the service life is prolonged, the friction between the rubber block 2161 and the sand core body 100 is increased, and the fixing effect is improved.
In some specific embodiments, the one end fixed mounting that first depression bar 230 kept away from hank seat 211 has handle 231, the manual operation of being convenient for the transportation and the transport of less psammitolite, handle 231 is provided with the sponge cover, and the setting can be dismantled to the sponge cover, increases the comfort level between hand and the handle 231, improves the result of use, and handle 231 is close to the one end of first depression bar 230 and installs rings 232, and rings 232 semicircle ring sets up, increases the fixed to large-scale psammitolite, and convenient hoist and mount increases application range.
In some specific embodiments, the plurality of limiting holes 2121 are annularly arrayed, so that the rotation angle of the hinge base 211 is facilitated, the hinge base is used for hoisting the sand core bodies 100 with different specifications, at least two limiting pins 2111 are arranged, the two limiting pins 2111 are symmetrically arranged, the fixing effect of the limiting pins 2111 is improved, and the stability is improved.
The working principle is as follows: when the device is used, the device is taken to a sand core body 100 needing to be turned over, the first pressure lever 230 and the second pressure lever 240 are rotated, the first pressure lever 230 and the second pressure lever 240 rotate mutually, the first locking mechanism 210 and the second locking mechanism 220 are far away from each other, the position of the limiting pin 2111 is adjusted according to the size of the sand core body 100, the first pressure lever 230 and the second pressure lever 240 are fixed on a lifting ring 232 by utilizing a lifting tool, the first pressure lever 230 and the second pressure lever 240 are pulled, or the handle 231 is manually held, the two rubber pads 216 are close to each other, the two rubber pads 216 are positioned at two sides of the sand core body 100, the first pressure lever 230 and the second pressure lever 240 drive the two rubber pads 216 to extrude two sides of the sand core body 100 to be fixed, the sand core body 100 rotates under the action of gravity, as the bearing seat 215 and the bearing body 214 rotate, the bearing body 214 and the fixed shaft 213 rotate, so that one end of the sand core body 100 with heavy weight rotates, enabling the sand core body 100 to be automatically turned over.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A sand core lifting appliance capable of automatically overturning by utilizing the dead weight of a sand core is characterized by comprising
A sand core body (100);
the locking assembly (200) comprises a first locking mechanism (210), a second locking mechanism (220), a first pressure lever (230) and a second pressure lever (240), the first locking mechanism (210) and the second locking mechanism (220) are identical in structure and are symmetrically arranged, the first pressure lever (230) and the second pressure lever (240) are identical in structure and are symmetrically arranged, the first pressure lever (230) is fixedly connected with the first locking mechanism (210), the second pressure lever (240) is fixedly connected with the second locking mechanism (220), and the first pressure lever (230) is rotatably connected with the second pressure lever (240);
wherein the first locking mechanism (210) comprises a hinge base (211), a fixed block (212), a fixed shaft (213), a bearing body (214), a bearing base (215) and a rubber pad (216), the hinge base (211) is arranged on the first pressure lever (230), the hinge base (211) is provided with a limit pin (2111), the fixed block (212) is rotatably arranged on the hinge base (211), the fixed block (212) is provided with a limit hole (2121), a plurality of limiting holes (2121) are arranged, the limiting holes (2121) are in limiting fit with the limiting pins (2111), the fixed shaft (213) is mounted on the fixed block (212), the bearing body (214) is rotatably mounted on the fixed shaft (213), the bearing body (214) is set as a common bearing, the bearing seat (215) is rotatably arranged on the bearing body (214), the rubber pad (216) is fixedly arranged on one side, away from the fixed block (212), of the bearing seat (215).
2. The sand core lifting appliance capable of automatically overturning by the self weight of the sand core as claimed in claim 1, wherein one side of the rubber pad (216) close to the sand core body (100) is provided with a plurality of rubber blocks (2161).
3. The sand core lifting tool capable of automatically overturning by utilizing the self weight of the sand core as claimed in claim 2, wherein the rubber block (2161) is integrally arranged with the rubber pad (216), and the rubber block (2161) and the rubber pad (216) are both made of nitrile rubber.
4. A sand core lifting tool for automatic turnover by self weight of sand core as claimed in claim 3, wherein said rubber block (2161) is provided with a rough side near said sand core body (100).
5. The sand core lifting tool capable of automatically overturning by the self weight of the sand core as claimed in claim 1, wherein a handle (231) is fixedly installed at one end of the first pressure lever (230) far away from the hinged base (211).
6. The sand core lifting appliance capable of automatically overturning by utilizing the self weight of the sand core as claimed in claim 5, wherein the handle (231) is provided with a sponge sleeve, and the sponge sleeve is detachably arranged.
7. The sand core lifting appliance capable of automatically overturning by utilizing the self weight of the sand core as claimed in claim 6, wherein a lifting ring (232) is installed at one end of the handle (231) close to the first pressure lever (230), and the lifting ring (232) is arranged in a semicircular ring manner.
8. The sand core lifting tool capable of automatically overturning by utilizing the self weight of the sand core as claimed in claim 1, wherein a plurality of limiting holes (2121) are annularly arrayed.
9. The sand core lifting appliance capable of automatically overturning by utilizing the self weight of the sand core as claimed in claim 1, wherein at least two limiting pins (2111) are arranged, and the two limiting pins (2111) are symmetrically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122384417.0U CN215946505U (en) | 2021-09-29 | 2021-09-29 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122384417.0U CN215946505U (en) | 2021-09-29 | 2021-09-29 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
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| Publication Number | Publication Date |
|---|---|
| CN215946505U true CN215946505U (en) | 2022-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122384417.0U Active CN215946505U (en) | 2021-09-29 | 2021-09-29 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113816259A (en) * | 2021-09-29 | 2021-12-21 | 广西玉柴机器股份有限公司 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
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2021
- 2021-09-29 CN CN202122384417.0U patent/CN215946505U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113816259A (en) * | 2021-09-29 | 2021-12-21 | 广西玉柴机器股份有限公司 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
| CN113816259B (en) * | 2021-09-29 | 2024-03-12 | 广西玉柴机器股份有限公司 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
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