CN220516150U - Zero point positioner for valve plate clamp - Google Patents
Zero point positioner for valve plate clamp Download PDFInfo
- Publication number
- CN220516150U CN220516150U CN202322129605.8U CN202322129605U CN220516150U CN 220516150 U CN220516150 U CN 220516150U CN 202322129605 U CN202322129605 U CN 202322129605U CN 220516150 U CN220516150 U CN 220516150U
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- limiting
- pin
- zero point
- clamping
- valve plate
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- 238000003754 machining Methods 0.000 claims description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Jigs For Machine Tools (AREA)
Abstract
The utility model discloses a zero point positioner of a valve plate clamp, which is used for keeping the zero point position of a part unchanged and comprises a limiting pin and a positioning pin, wherein the limiting pin comprises a fixed part and a limiting part, the limiting part is arranged above the fixed part, the fixed part is limited on a machine tool through an inserting assembly, and a limiting hole is formed in the center of the limiting part; the positioning pin comprises a guide part, a supporting part and a clamping part, the supporting part is arranged between the guide part and the clamping part, the guide part is inserted into the limiting hole to limit the supporting part in the fixing part, and the clamping part is provided with a through hole which is in clamping fit with a part or a clamp for clamping the part; the zero point positioner adopts the limit pin and the locating pin which are matched with each other, has simple structure, is convenient and quick to assemble and disassemble, has high locating precision, always keeps the zero point unchanged, saves auxiliary time for realigning the zero point, ensures the continuity of work and improves the working efficiency.
Description
Technical Field
The utility model relates to a valve plate processing technology, in particular to a valve plate clamp zero point positioner.
Background
In machining or measuring, a zero point of the workpiece must first be determined, and then machining or measuring is performed according to the zero point. However, during processing, the parts often cannot be kept still all the time, and when the parts move from one machine tool to another machine tool for processing in the next working procedure, the zero point needs to be aligned by dragging the meter again, so that a large amount of downtime is caused, and the working efficiency is reduced.
The existing solution is to use a zero point positioner, but the traditional zero point positioner is generally a chuck, and a clamp clamped with a part is clamped in the chuck by adopting pneumatic or spring clamping, so that the size is large, the space of a machine tool is occupied more, the structure is complex, the clamping speed is poor, and the machining efficiency can still be influenced.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the zero point positioner for the valve plate clamp, which is simple in structure, quick and convenient to clamp and high in precision.
In order to achieve the technical purpose, the utility model adopts the following technical scheme: the zero point positioner of the valve plate clamp is used for keeping the zero point position of a part unchanged and comprises a limiting pin and a positioning pin, wherein the limiting pin comprises a fixing part and a limiting part, the limiting part is arranged above the fixing part, the fixing part is limited on a machine tool through an inserting assembly, and a limiting hole is formed in the center of the limiting part; the locating pin comprises a guide part, a supporting part and a clamping part, wherein the supporting part is arranged between the guide part and the clamping part, the guide part is inserted into the limiting hole to limit the supporting part in the fixing part, and the clamping part is provided with a through hole matched with a part or a clamp clamping the part in a clamping way.
Preferably, the limiting pin and the positioning pin are both provided with chamfers.
Preferably, the inner diameter of the limiting hole facing the fixing portion is smaller than the inner diameter of the limiting hole facing the guiding portion.
Preferably, the outer diameter of the guide portion on the side where the guide portion is connected to the support portion is larger than the outer diameter of the guide portion on the side facing the stopper pin.
Preferably, the outer diameter of the detent portion is smaller than the outer diameter of the support portion.
Preferably, the outer diameter of the support portion is equal to the inner diameter of the fixing portion.
Preferably, the plug assembly comprises a plug groove which is arranged on the machine tool processing platform and matched with the limiting pin.
Preferably, the valve plate clamp zero point positioner further comprises a detection rod for quantitatively detecting the distance between the baffle plate and the tube plate.
In summary, the present utility model achieves the following technical effects:
the zero point positioner adopts the limit pin and the locating pin which are matched with each other, has simple structure, is convenient and quick to assemble and disassemble, has high locating precision, always keeps the zero point unchanged, saves auxiliary time for realigning the zero point, ensures the continuity of work and improves the working efficiency.
Drawings
Fig. 1 is a schematic diagram of a limit pin and a mounting structure of the limit pin of a zero point positioner according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of a positioning pin of a zero point positioner according to an embodiment of the present utility model;
fig. 3 is a schematic structural view of a limiting pin of a zero point positioner according to an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a stop pin of the zero point locator provided by an embodiment of the present disclosure;
description of the specification reference numerals: 1. a support part; 2. a guide section; 3. a clamping part; 4. chamfering; 5. a limit part; 6. a limiting hole; 7. a fixing part; 8. and a through hole.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
In the description of the present utility model, 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", "axial", "radial", "circumferential", 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 utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
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 utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, 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 mechanically or electrically connected; 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 utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
Examples:
as shown in fig. 1-4, a zero positioner of a valve plate clamp is used for keeping the zero position of a part unchanged and comprises a limiting pin and a positioning pin, wherein the limiting pin comprises a fixing part 7 and a limiting part 5, the limiting part 5 is arranged above the fixing part 7, the fixing part 7 is limited on a machine tool through an inserting assembly, and a limiting hole 6 is formed in the center of the limiting part 5; the positioning pin comprises a guide part 2, a support part 1 and a clamping part 3, wherein the support part 1 is arranged between the guide part 2 and the clamping part 3, the guide part 2 is inserted into a limiting hole 6 to limit the support part 1 in a fixing part 7, and the clamping part 3 is provided with a through hole 8 which is matched with a part or a clamp for clamping the part in a clamping way; the plug-in assembly comprises a plug-in groove which is arranged on the machine tool processing platform and matched with the limiting pin, and the inner diameter of the plug-in groove is the same as the outer diameter of the limiting pin.
In order to guide the positioning pin to be inserted into the limiting hole 6 and limit the positioning pin in the limiting pin, the inner diameter of the limiting hole 6 towards the fixed part 7 is smaller than the inner diameter of the limiting hole 6 towards the guiding part 2, the outer diameter of the guiding part 2 on the side connected with the supporting part 1 is larger than the outer diameter of the guiding part 2 towards the limiting pin, and the outer diameter of the supporting part 1 is equal to the inner diameter of the fixed part 7.
The outer diameter of the part clamping part 3 is smaller than the outer diameter of the supporting part 1.
In order to initially guide the limiting pin to be limited in the inserting groove, guide the positioning pin to be limited with the limiting pin, and guide a part or a clamp clamping the part to enter a through hole 8 of the positioning pin, the limiting pin and the positioning pin are provided with chamfers 4.
During clamping, the fixing part 7 of the locating pin is only required to be placed in the inserting groove, then a part or a clamp clamped with the part is inserted into the clamping part 3 of the locating pin, and finally the guide part 2 of the locating pin is inserted into the limiting hole 6, so that the supporting part 1 is attached to the inner wall of the fixing part 7, the structure is simple, the dismounting of the locating pin and the locating pin is convenient and quick, and the zero point of the part is always kept unchanged due to the fact that the inner diameter of the inserting groove is identical to the outer diameter of the locating pin and the outer diameter of the supporting part 1 is equal to the inner diameter of the fixing part 7, the positioning precision is high, the auxiliary time for realigning the zero point is saved, the continuity of work is ensured, and the working efficiency is improved.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical solutions of the present utility model.
Claims (7)
1. A zero point positioner of a valve plate clamp is used for keeping the zero point position of a part unchanged and is characterized by comprising
The limiting pin comprises a fixing part and a limiting part, the limiting part is arranged above the fixing part, the fixing part is limited on the machine tool through the plug-in assembly, and a limiting hole is formed in the center of the limiting part;
the locating pin comprises a guide part, a supporting part and a clamping part, wherein the supporting part is arranged between the guide part and the clamping part, the guide part is inserted into the limiting hole to limit the supporting part in the fixing part, and the clamping part is provided with a through hole matched with a part or a clamp clamping the part in a clamping way.
2. The valve plate fixture zero positioner according to claim 1, wherein the limiting pin and the positioning pin are provided with chamfers.
3. The valve plate fixture zero positioner according to claim 1, wherein an inner diameter of the limiting hole on a side facing the fixing portion is smaller than an inner diameter of the limiting hole on a side facing the guiding portion.
4. The valve plate fixture zero positioner according to claim 1, wherein an outer diameter of a side of the guide portion connected to the support portion is larger than an outer diameter of a side of the guide portion facing the stopper pin.
5. The valve plate fixture zero positioner according to claim 1, wherein the outer diameter of the detent portion is smaller than the outer diameter of the support portion.
6. The valve plate fixture zero positioner according to claim 1, wherein the outer diameter of the support portion is equal to the inner diameter of the fixing portion.
7. The valve plate fixture zero positioner according to claim 1, wherein the plug assembly comprises a plug groove provided on a machine tool machining platform and engaged with a limit pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322129605.8U CN220516150U (en) | 2023-08-09 | 2023-08-09 | Zero point positioner for valve plate clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322129605.8U CN220516150U (en) | 2023-08-09 | 2023-08-09 | Zero point positioner for valve plate clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220516150U true CN220516150U (en) | 2024-02-23 |
Family
ID=89939890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322129605.8U Active CN220516150U (en) | 2023-08-09 | 2023-08-09 | Zero point positioner for valve plate clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220516150U (en) |
-
2023
- 2023-08-09 CN CN202322129605.8U patent/CN220516150U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |