CN113816259B - 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
- Publication number
- CN113816259B CN113816259B CN202111155682.XA CN202111155682A CN113816259B CN 113816259 B CN113816259 B CN 113816259B CN 202111155682 A CN202111155682 A CN 202111155682A CN 113816259 B CN113816259 B CN 113816259B
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- China
- Prior art keywords
- sand core
- pressing rod
- locking mechanism
- limiting
- rubber
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229920001971 elastomer Polymers 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 238000003825 pressing Methods 0.000 claims abstract description 32
- 230000006835 compression Effects 0.000 claims description 27
- 238000007906 compression Methods 0.000 claims description 27
- 229920000459 Nitrile rubber Polymers 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention provides a sand core lifting appliance capable of automatically overturning by utilizing the dead 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 the first locking mechanism and the second locking mechanism are identical in structure and symmetrically arranged, the first pressing rod and the second pressing rod are identical in structure and symmetrically arranged, the first pressing rod is fixedly connected with the first locking mechanism, the second pressing rod is fixedly connected with the second locking mechanism, the first pressing rod is rotatably connected with the second pressing rod, the limiting hole is in limiting fit with the limiting pin, the bearing body is rotatably mounted on the fixed shaft, the bearing seat is rotatably mounted on the bearing body, and the rubber pad is fixedly mounted on one side of the bearing seat far away from the fixed block. The device reduces manual operation, protects the safety of staff and products, reduces safety risk, and improves work efficiency.
Description
Technical Field
The invention relates to the field of sand core lifting appliances, in particular to a sand core lifting appliance capable of automatically overturning by utilizing the dead weight of a sand core.
Background
At present, the sand core is the material that is arranged in manufacturing the core in casting production, comprises casting sand, molding sand binder etc. current sand core is in the production process, probably needs the manual work to overturn and lift up and carries out follow-up processing operation again, and in operation probably needs many people to cooperate, and the cooperation is not good can bump bad sand core, probably has certain potential safety hazard, brings loss and waste for production, reduces work efficiency.
Disclosure of Invention
In order to make up the defects, the invention provides the sand core lifting appliance capable of automatically overturning by utilizing the dead weight of the sand core, and aims to solve the problems that the subsequent processing operation is carried out after manual overturning and lifting, a plurality of persons are required to cooperate, certain potential safety hazard exists, loss and waste are caused to production, and the working efficiency is reduced.
The invention is realized in the following way:
a sand core lifting appliance capable of automatically overturning by utilizing the dead 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 compression bar and a second compression bar, wherein the first locking mechanism is identical in structure and symmetrically arranged with the second locking mechanism, the first compression bar is identical in structure and symmetrically arranged with the second compression bar, the first compression bar is fixedly connected with the first locking mechanism, the second compression bar is fixedly connected with the second locking mechanism, and the first compression bar is rotationally connected with the second compression bar.
The first locking mechanism comprises a twisting seat, a fixed block, a fixed shaft, a bearing body, a bearing seat and a rubber pad, wherein the twisting seat is installed on the first compression bar, a limiting pin is installed on the twisting seat, the fixed block is rotationally installed on the twisting seat, a limiting hole is formed in the fixed block, a plurality of limiting holes are formed in the limiting hole and are in limiting fit with the limiting pin, the fixed shaft is installed on the fixed block, the bearing body is rotationally installed on the fixed shaft, the bearing body is arranged as a common bearing, the bearing seat is rotationally installed on the bearing body, and the rubber pad is fixedly installed on one side, away from the fixed block, of the bearing seat.
In one embodiment of the invention, a rubber block is arranged on one side, close to the sand core body, of the rubber pad, and a plurality of rubber blocks are arranged.
In one embodiment of the invention, the rubber block is integrally arranged with the rubber pad, and both the rubber block and the rubber pad are made of nitrile rubber.
In one embodiment of the invention, the rubber block is arranged roughly on one side close to the sand core body.
In one embodiment of the present invention, a grip is fixedly installed at one end of the first compression bar away from the hinge base.
In one embodiment of the invention, the handle is provided with a sponge sleeve which is detachably arranged.
In one embodiment of the invention, a hanging ring is installed at one end of the handle, which is close to the first compression bar, and the hanging ring semicircular ring is arranged.
In one embodiment of the invention, a plurality of said limiting holes are in an annular array.
In one embodiment of the invention, at least two limiting pins are provided, and the two limiting pins are symmetrically arranged.
The beneficial effects of the invention are as follows: according to the sand core lifting appliance which is obtained through the design, when the sand core lifting appliance is used, the device is taken to the sand core body which needs to be overturned, the first pressing rod and the second pressing rod are pressed down, the first pressing rod and the second pressing rod rotate mutually, the first locking mechanism and the second locking mechanism are far away from each other, the position of the limiting pin is adjusted according to the size of the sand core body, the first pressing rod and the second pressing rod are pulled by the lifting tool, the two rubber pads are close to each other, the two rubber pads are located on two sides of the sand core body, the first pressing rod and the second pressing rod drive the two rubber pads to extrude the two sides of the sand core body along with the rising of the first pressing rod and the second pressing rod, the sand core body is fixed under the action of gravity, and the bearing seat and the bearing body rotate, so that the heavier end of the sand core body rotates, and the sand core body can overturne automatically. Through locking assembly's setting, reduce manual operation, protect staff and the safety of product, reduce the security risk, improve work efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a whole sand core lifting appliance capable of automatically overturning by utilizing the dead weight of a sand core according to an embodiment of the invention;
FIG. 2 is a schematic diagram illustrating the installation of a first locking mechanism and a second locking mechanism according to an 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 a schematic structural view of another portion of the first locking mechanism according to the embodiment of the present invention.
In the figure: 100-sand core body; 200-locking assembly; 210-a first locking mechanism; 220-a second locking mechanism; 230-a first compression bar; 231-grip; 232-hanging rings; 240-a second compression bar; 211-a twisting seat; 2111-stop pin; 212-fixing blocks; 2121-limiting holes; 213-a fixed shaft; 214-a bearing body; 215-bearing blocks; 216-rubber pad; 2161-rubber blocks.
Detailed Description
For the purpose of making 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 clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level 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 dead 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 compression bar 230 and a second compression bar 240, the first locking mechanism 210 and the second locking mechanism 220 are identical in structure and symmetrically arranged, the first compression bar 230 and the second compression bar 240 are identical in structure and symmetrically arranged, the first compression bar 230 is fixedly connected with the first locking mechanism 210, the second compression bar 240 is fixedly connected with the second locking mechanism 220, and the first compression bar 230 is rotatably connected with the second compression bar 240.
The first locking mechanism 210 includes a twisting seat 211, a fixing block 212, a fixing shaft 213, a bearing body 214, a bearing seat 215 and a rubber pad 216, the twisting seat 211 is installed on the first compression bar 230, a limiting pin 2111 is installed on the twisting seat 211, the fixing block 212 is rotatably installed on the twisting seat 211, a limiting hole 2121 is formed in the fixing block 212, a plurality of limiting holes 2121 are formed in the limiting hole 2121 and 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 arranged as 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, far from the fixing block 212, of the bearing seat 215.
In some specific embodiments, the rubber block 2161 is arranged on one side of the rubber pad 216, which is close to the sand core body 100, and the rubber block 2161 is arranged in plurality to prevent the rubber pad 216 from generating empty drum between the rubber pad 216 and the sand core body 100 and influence the fixing effect between the rubber pad 216 and the sand core body 100, 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, the rubber block 2161 is arranged on one side, which is close to the sand core body 100, in a rough way, so that 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 end of the first compression bar 230 away from the hinge seat 211 is fixedly provided with the grip 231, so that manual operation is facilitated, the transport and the carrying of the smaller sand core are facilitated, the grip 231 is provided with the sponge sleeve, the sponge sleeve can be detached, the comfort level between the hand and the grip 231 is increased, the using effect is improved, the end of the grip 231 close to the first compression bar 230 is provided with the hanging ring 232, the hanging ring 232 semicircular ring is arranged, the fixing of the large sand core is increased, the lifting is facilitated, and the using range is increased.
In some specific embodiments, the plurality of limiting holes 2121 are annularly arrayed, so that the rotation angle of the twisting seat 211 is facilitated, the sand core bodies 100 with different specifications are hoisted, 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.
Working principle: when the sand core body 100 to be turned is used, the device is taken to the sand core body 100 to be turned, the first pressing rod 230 and the second pressing rod 240 are rotated, the first pressing rod 230 and the second pressing rod 240 are mutually rotated, the first locking mechanism 210 and the second locking mechanism 220 are mutually far away, the position of the limiting pin 2111 is adjusted according to the size of the sand core body 100, the lifting tool is used for fixing the lifting ring 232, the first pressing rod 230 and the second pressing rod 240 are pulled, or the handle 231 is manually held, the two rubber pads 216 are mutually close, the two rubber pads 216 are positioned on two sides of the sand core body 100, the first pressing rod 230 and the second pressing rod 240 drive the two rubber pads 216 to squeeze the two sides of the sand core body 100 to fix the two rubber pads, and the sand core body 100 is rotated under the action of gravity due to the bearing seat 215 and the bearing body 214, the bearing body 214 and the fixed shaft 213 are rotated, and accordingly one heavier end of the sand core body 100 is rotated, and the sand core body 100 can be turned automatically.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, and various modifications and variations may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an utilize psammitolite dead weight to overturn automatically sand core hoist which characterized in that includes
A sand core body (100);
the locking assembly (200), the locking assembly (200) comprises 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 arranged, the first pressing rod (230) and the second pressing rod (240) are identical in structure and symmetrically arranged, 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 twisting seat (211), a fixed block (212), a fixed shaft (213), a bearing body (214), a bearing seat (215) and a rubber pad (216), wherein the twisting seat (211) is installed on the first compression bar (230), a limiting pin (2111) is installed on the twisting seat (211), the fixed block (212) is rotatably installed on the twisting seat (211), a limiting hole (2121) is formed in the fixed block (212), a plurality of limiting holes (2121) are formed, the limiting holes (2121) are in limiting fit with the limiting pin (2111), the fixed shaft (213) is installed on the fixed block (212), the bearing body (214) is rotatably installed on the fixed shaft (213), the bearing body (214) is provided as 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, far away from the fixed block (212), of the bearing seat (215).
Wherein, a handle (231) is fixedly arranged at one end of the first compression bar (230) far away from the twisting seat (211);
the end, close to the first compression bar (230), of the handle (231) is provided with a hanging ring (232), and the hanging ring (232) is arranged in a semicircular way;
wherein a plurality of the limiting holes (2121) are annularly arrayed;
the limiting pins (2111) are at least two, and the two limiting pins (2111) are symmetrically arranged.
2. The sand core lifting appliance capable of automatically overturning by utilizing the self weight of a sand core according to claim 1, wherein a rubber block (2161) is arranged on one side, close to the sand core body (100), of the rubber pad (216), and a plurality of rubber blocks (2161) are arranged.
3. The sand core lifting appliance capable of automatically overturning by utilizing the dead weight of a sand core according to claim 2, wherein the rubber block (2161) and the rubber pad (216) are integrally arranged, and both the rubber block (2161) and the rubber pad (216) are made of nitrile rubber.
4. A sand core spreader for automatically turning over by utilizing the dead weight of a sand core according to claim 3, characterized in that the rubber block (2161) is arranged roughly near one side of the sand core body (100).
5. A sand core lifting appliance capable of automatically turning over by utilizing the dead weight of a sand core according to claim 1, wherein the handle (231) is provided with a sponge sleeve, and the sponge sleeve is detachably arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111155682.XA CN113816259B (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 |
|---|---|---|---|
| CN202111155682.XA CN113816259B (en) | 2021-09-29 | 2021-09-29 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113816259A CN113816259A (en) | 2021-12-21 |
| CN113816259B true CN113816259B (en) | 2024-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111155682.XA Active CN113816259B (en) | 2021-09-29 | 2021-09-29 | Sand core lifting appliance capable of automatically overturning by utilizing dead weight of sand core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113816259B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117342387B (en) * | 2023-12-06 | 2024-02-06 | 山西建投建筑产业有限公司 | Overturning and lifting device of prefabricated foundation mold and prefabricated foundation production method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202018104189U1 (en) * | 2018-07-20 | 2018-07-30 | Henan Hengyuan Hengshan Industrial Co., Ltd. | Hydraulic turning device of a crane carrier box |
| CN109110637A (en) * | 2018-11-16 | 2019-01-01 | 江铃汽车股份有限公司 | Sand core suspender |
| CN209259480U (en) * | 2018-12-26 | 2019-08-16 | 聊城新泺机械有限公司 | A kind of casting sand core suspender |
| WO2019223191A1 (en) * | 2018-05-25 | 2019-11-28 | 深圳市大疆创新科技有限公司 | Quick-release locking mechanism, handle structure, and handheld gimbal |
| CN210029785U (en) * | 2019-05-24 | 2020-02-07 | 江苏天元智能装备股份有限公司 | Novel upset hoist |
| CN215946505U (en) * | 2021-09-29 | 2022-03-04 | 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 |
-
2021
- 2021-09-29 CN CN202111155682.XA patent/CN113816259B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019223191A1 (en) * | 2018-05-25 | 2019-11-28 | 深圳市大疆创新科技有限公司 | Quick-release locking mechanism, handle structure, and handheld gimbal |
| DE202018104189U1 (en) * | 2018-07-20 | 2018-07-30 | Henan Hengyuan Hengshan Industrial Co., Ltd. | Hydraulic turning device of a crane carrier box |
| CN109110637A (en) * | 2018-11-16 | 2019-01-01 | 江铃汽车股份有限公司 | Sand core suspender |
| CN209259480U (en) * | 2018-12-26 | 2019-08-16 | 聊城新泺机械有限公司 | A kind of casting sand core suspender |
| CN210029785U (en) * | 2019-05-24 | 2020-02-07 | 江苏天元智能装备股份有限公司 | Novel upset hoist |
| CN215946505U (en) * | 2021-09-29 | 2022-03-04 | 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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| Publication number | Publication date |
|---|---|
| CN113816259A (en) | 2021-12-21 |
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