CN219094460U - Clamp lifting device for protecting positioning pin - Google Patents
Clamp lifting device for protecting positioning pin Download PDFInfo
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- CN219094460U CN219094460U CN202223489792.2U CN202223489792U CN219094460U CN 219094460 U CN219094460 U CN 219094460U CN 202223489792 U CN202223489792 U CN 202223489792U CN 219094460 U CN219094460 U CN 219094460U
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- blanking plate
- seat
- spring
- gold
- pin
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Abstract
The utility model discloses a clamp lifting device for protecting a positioning pin, which comprises a large bottom plate and a blanking plate; the blanking plate is arranged on the large bottom plate through a lifting component; the blanking plate is provided with a coarse guide plate, coarse gold seats and a buffer spring seat; the large bottom plate is provided with the fine seat gold and the locating pin, the height position of the blanking plate in lifting is higher than that of the fine seat gold and the locating pin, and when the blanking plate descends, the fine seat gold and the locating pin can penetrate out of the blanking plate. The utility model not only protects the locating pin from damage, but also can be positioned quickly and accurately, ensures the processing precision, has simple structure, low matching requirement, convenient processing, low cost and convenient and labor-saving assembly.
Description
Technical Field
The utility model relates to machinery, belongs to the technical field of mechanical devices of metal cutting machine tools, and particularly relates to a tool protection clamp lifting device.
Background
At present, a positioning mode of one surface and two pins is adopted in the processing tool of many parts, and the pins are positioned by adopting cylinders or diamonds, so that the requirements on the processing and positioning precision of the cylindrical diamond pins and the reference holes are high because the cylindrical diamond pins are rigid parts, and the precision is reduced after the cylindrical diamond pins are worn, thereby influencing the processing and failing to ensure the product precision requirement. Particularly, when some large and heavy box parts are assembled, the matching positions of the reference holes and the positioning pins are quite accurate, the parts are difficult to fall off due to slight deviation, and the positioning pins are easy to break due to the self weight of the parts.
Disclosure of Invention
The utility model aims to provide the fixture lifting device capable of protecting the positioning pin, which not only protects the positioning pin from being damaged by the lifting platform, but also can be positioned quickly and accurately, and ensures the machining precision.
The utility model is realized according to the following technical scheme:
a fixture lifting device for protecting a positioning pin comprises a large bottom plate and a blanking plate; the blanking plate is arranged on the large bottom plate through a lifting component; the blanking plate is provided with a coarse guide plate, coarse gold seats and a buffer spring seat; the large bottom plate is provided with the fine seat gold and the locating pin, the height position of the blanking plate in lifting is higher than that of the fine seat gold and the locating pin, and when the blanking plate descends, the fine seat gold and the locating pin can penetrate out of the blanking plate.
In some embodiments, the lifting member is a cylinder connected to a handle on the large base plate, the handle is opened, the cylinder pressure is increased, the handle is released, and the cylinder pressure is decreased.
In some embodiments, guide posts are mounted between the large base plate and the blanking plate on both sides of the lifting member.
In some embodiments, the relief spring seat comprises a plug, a spring pin, a spring, and a spring seat; the spring seat is arranged on the blanking plate, the spring pin is arranged in the spring seat, the spring pin can move up and down in the spring seat, the spring pin is limited in the spring seat through a step at the top of the spring seat, a spring is arranged between the spring seat and the spring pin, and the top head is arranged at the top of the spring pin.
In some embodiments, a pin gasket is installed in a spring seat below the spring, a threaded hole is formed in the bottom surface of the spring seat, an adjustable stud is installed in the threaded hole, and the pin gasket is driven to move up and down through the adjustable stud, so that the spring force is adjusted.
In some embodiments, the number of the coarse guide plates is three, one coarse guide plate is mounted at the edge of one long side of the blanking plate, and two coarse guide plates are mounted at the edge of the other long side of the blanking plate.
In some embodiments, the number of the coarse gold seats is three, wherein one coarse gold seat is arranged at the center line of the short side of the blanking plate, and the other two coarse gold seats are respectively arranged near the edge of the long side of the blanking plate.
In some embodiments, the number of the fine gold seats is three, wherein one fine gold seat penetrates out from one long edge of the blanking plate, the other fine gold seat penetrates out from one short edge of the blanking plate, and the last fine gold seat penetrates out from the other long edge close to the blanking plate.
In some embodiments, the top height of the buffer spring seat is higher than the top height of the coarse gold seat, such that the part falls down the coarse guide plate first contacting the buffer spring seat on the blanking plate.
In some embodiments, the number of the positioning pins is two, wherein one positioning pin penetrates out of the left half area of the blanking plate, and the other positioning pin penetrates out of the right half area of the blanking plate.
The utility model has the beneficial effects that:
the utility model not only protects the locating pin from damage, but also can be positioned quickly and accurately, ensures the processing precision, has simple structure, low matching requirement, convenient processing, low cost and convenient and labor-saving assembly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort.
In the drawings:
FIG. 1 is a schematic view of a clamp lifting device for protecting a locating pin according to the present utility model;
FIG. 2 is a front view of FIG. 1;
fig. 3 is a cross-sectional view of the relief spring seat of fig. 1.
The attached drawings are identified: the device comprises a large bottom plate 1, a blanking plate 2, a fine seat metal 3, a positioning pin 4, a coarse seat metal 5, a coarse guide plate 6, a cylinder 7, a positioning pin 8, a buffer spring seat 9, a handle 10, a guide post 11, a top 12, a spring pin 13, a pin gasket 14 and a spring seat 15.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices 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 utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1 and 2, a fixture lifting device for protecting a positioning pin comprises a large bottom plate 1 and a blanking plate 2; the blanking plate 2 is arranged on the large bottom plate 1 through a lifting component; the blanking plate 2 is provided with a coarse guide plate 6, a coarse gold seat 5 and a buffer spring seat 9; the big bottom plate 1 is provided with the fine seat gold 3, the positioning pin 4 and the positioning pin 8, the lifting height position of the blanking plate 2 is higher than the fine seat gold 3, the positioning pin 4 and the positioning pin 8, and after the blanking plate 2 descends, the fine seat gold 3, the positioning pin 4 and the positioning pin 8 can penetrate out of the blanking plate 2.
The further scheme is as follows: the lifting part is an air cylinder 7, the air cylinder 7 is connected with a handle 10 positioned on the large bottom plate 1, the handle 10 is opened, the air pressure of the air cylinder 7 is increased, the handle 10 is loosened, and the pressure in the air cylinder 7 is reduced.
The further scheme is as follows: guide posts 11 are arranged between the large bottom plate 1 and the blanking plate 2 and positioned on two sides of the lifting part. When the blanking plate 2 is lifted, the guide post 11 has a guiding function.
As shown in fig. 3, the buffer spring seat 9 includes a plug 12, a spring pin 13, a spring, and a spring seat 15; the spring seat 15 is mounted on the blanking plate 2, the spring pin 13 is arranged in the spring seat 15, the spring pin 13 can move up and down in the spring seat 15, the spring pin 13 is limited in the spring seat 15 through a step at the top of the spring seat 15, a spring is mounted between the spring seat 15 and the spring pin 13, and the plug 12 is mounted at the top of the spring pin 13.
The further scheme is as follows: a pin gasket 14 is arranged in a spring seat 15 positioned below the spring, a threaded hole is arranged on the bottom surface of the spring seat 15, an adjustable stud is arranged in the threaded hole, and the pin gasket 14 is driven to move up and down by the adjustable stud, so that the spring force is adjusted.
The further scheme is as follows: the number of the coarse guide plates 6 is three, one coarse guide plate 6 is arranged at the edge of one long side of the blanking plate 2, and two coarse guide plates 6 are arranged at the edge of the other long side of the blanking plate 2.
The further scheme is as follows: the number of the coarse gold seats 5 is three, one coarse gold seat 5 is arranged at the middle line of the short side of the blanking plate 2, and the other two coarse gold seats 5 are respectively arranged at the edges of the long side close to the blanking plate 2.
The further scheme is as follows: the number of the buffer spring seats 9 is two, and the two buffer spring seats 9 are concentrated in the right half area of the blanking plate. Before the reference surface of the part contacts with the fine seat metal 3, the buffer spring seat 9 has a protection function on the reference surface.
The further scheme is as follows: the number of the fine seat gold 3 is three, one fine seat gold 3 penetrates out from one long edge of the blanking plate 2, the other fine seat gold 3 penetrates out from one short edge of the blanking plate 2, and the last fine seat gold 3 penetrates out from the other long edge close to the blanking plate 2.
The further scheme is as follows: the top of the buffer spring seat 9 is higher than the top of the coarse gold seat 5 so that the part falls down along the coarse guide plate 6 first contacting the buffer spring seat 9 on the blanking plate 2.
The further scheme is as follows: the number of the positioning pins is two, one positioning pin 8 penetrates out of the left half area of the blanking plate 2, and the other positioning pin 4 penetrates out of the right half area of the blanking plate 2.
Working principle: the coarse guide plate 6, the coarse seat metal 5 and the buffer spring seat 9 are all fixed on the blanking plate 2, and the fine seat metal 3, the positioning pin 4 and the positioning pin 8 are fixed on the large bottom plate 1 along with the lifting of the blanking plate 2 and are not influenced by the lifting of the blanking plate. When a workpiece is placed on, the handle 10 is opened, the air pressure of the air cylinder 7 is increased, the blanking plate 2 is stably lifted under the guide of the guide post 11, the coarse guide plate 6, the coarse seat metal 5 and the buffer spring seat 9 are lifted along with the blanking plate 2, blanking is achieved, the position of the workpiece 2 is higher than that of the fine seat metal 3, the positioning pin 4 and the positioning pin 8, a part falls along the coarse guide plate 6 to firstly contact with the buffer spring seat 9 on the blanking plate 2, and slowly falls onto the coarse seat metal 5 under the action force of the buffer spring seat 9, so that the part reference hole is completely aligned with the positions of the tool positioning pin 4 and the positioning pin 8. When the handle 10 is loosened, the pressure in the air cylinder 7 falls down, the parts and the blanking plate 2 fall down under the dead weight, the parts and the blanking plate fall down steadily and slowly under the guide of the guide post 11, and when the positions of the coarse seat metal 5 and the buffer spring seat 9 on the blanking plate 2 are lower than the fine seat metal 3, the part reference surface is in close contact with the tool fine seat metal 3, and the part reference hole is completely matched with the tool positioning pin 4 and the positioning pin 8.
When the workpiece is processed and then is down, the handle 10 is opened, the blanking plate 2 starts to lift up under the action of the air cylinder 7 and guided by the guide post 11, the reference surface of the part is separated from the fine seat metal 3, and the rough seat metal 5 and the buffer spring seat 9 are contacted, so that the positioning pin 4 and the positioning pin 8 are completely separated from the reference hole of the part.
In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features contained in other embodiments, but not others, combinations of features of different embodiments are equally meant to be within the scope of the utility model and form different embodiments. For example, in the above embodiments, those skilled in the art can use the above embodiments in combination according to known technical solutions and technical problems to be solved by the present application.
The foregoing description is only illustrative of the preferred embodiment of the present utility model, and is not to be construed as limiting the utility model, but is to be construed as limiting the utility model to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present utility model without departing from the scope of the utility model.
Claims (10)
1. The utility model provides a clamp elevating gear of protection locating pin which characterized in that:
comprises a large bottom plate and a blanking plate;
the blanking plate is arranged on the large bottom plate through a lifting component;
the blanking plate is provided with a coarse guide plate, coarse gold seats and a buffer spring seat;
the large bottom plate is provided with the fine seat gold and the locating pin, the height position of the blanking plate in lifting is higher than that of the fine seat gold and the locating pin, and when the blanking plate descends, the fine seat gold and the locating pin can penetrate out of the blanking plate.
2. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
the lifting part is an air cylinder, the air cylinder is connected with a handle positioned on the large bottom plate, the handle is opened, the air pressure of the air cylinder is increased, the handle is loosened, and the pressure in the air cylinder is reduced.
3. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
guide posts are arranged between the large bottom plate and the blanking plate and positioned on two sides of the lifting part.
4. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
the buffer spring seat comprises a top, a spring pin, a spring and a spring seat;
the spring seat is arranged on the blanking plate, the spring pin is arranged in the spring seat, the spring pin can move up and down in the spring seat, the spring pin is limited in the spring seat through a step at the top of the spring seat, a spring is arranged between the spring seat and the spring pin, and the top head is arranged at the top of the spring pin.
5. The fixture lifting device for protecting a dowel pin of claim 4, wherein:
the spring seat below the spring is provided with a pin gasket, the bottom surface of the spring seat is provided with a threaded hole, an adjustable stud is arranged in the threaded hole, and the pin gasket is driven to move up and down through the adjustable stud, so that the spring force is adjusted.
6. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
the number of the coarse guide plates is three, one coarse guide plate is arranged at the edge of one long side of the blanking plate, and two coarse guide plates are arranged at the edge of the other long side of the blanking plate.
7. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
the number of the coarse gold seats is three, one coarse gold seat is arranged at the middle line of the short side of the blanking plate, and the other two coarse gold seats are respectively arranged at the edge of the long side close to the blanking plate.
8. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
the number of the fine seat gold is three, one fine seat gold penetrates out from one long edge of the blanking plate, the other fine seat gold penetrates out from one short edge of the blanking plate, and the last fine seat gold penetrates out from the other long edge close to the blanking plate.
9. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
the top height of the buffer spring seat is higher than that of the thick gold seat, so that the part falls down along the thick guide plate to be firstly contacted with the buffer spring seat on the blanking plate.
10. The fixture lifting device for protecting a positioning pin according to claim 1, wherein:
the number of the positioning pins is two, one positioning pin penetrates out of the left half area of the blanking plate, and the other positioning pin penetrates out of the right half area of the blanking plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223489792.2U CN219094460U (en) | 2022-12-27 | 2022-12-27 | Clamp lifting device for protecting positioning pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223489792.2U CN219094460U (en) | 2022-12-27 | 2022-12-27 | Clamp lifting device for protecting positioning pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219094460U true CN219094460U (en) | 2023-05-30 |
Family
ID=86467453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223489792.2U Active CN219094460U (en) | 2022-12-27 | 2022-12-27 | Clamp lifting device for protecting positioning pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219094460U (en) |
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2022
- 2022-12-27 CN CN202223489792.2U patent/CN219094460U/en active Active
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