CN207104377U - A kind of valve processing clamp - Google Patents
A kind of valve processing clamp Download PDFInfo
- Publication number
- CN207104377U CN207104377U CN201720312277.7U CN201720312277U CN207104377U CN 207104377 U CN207104377 U CN 207104377U CN 201720312277 U CN201720312277 U CN 201720312277U CN 207104377 U CN207104377 U CN 207104377U
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Abstract
The utility model discloses a kind of valve processing clamp, including it is symmetricly set on inflow entrance, the upper fixture body and lower clamp body of the workpiece upper and lower side that flow export is coaxially disposed, one is formed between the upper fixture body, lower clamp body can accommodate the cavity of workpiece；A partition component is provided with the middle part of the cavity, the partition component side axial end face raised with the square shape on workpiece outer ring surface is engaged, and limitation workpiece is moved along own axes and the rotation along itself one direction of radial direction；Curved indentations are provided with the partition component side, the curved indentations are engaged with the outflow end outer surface of workpiece close to the raised cambered surface of square shape, and limitation workpiece moving and rotating along itself another direction of radial direction.The utility model is realized using a circular conical surface, a plane self-positioning in fixture inner cavity to workpiece, improves accurate positioning, meets the axiality requirement of valve body class workpiece.
Description
Technical field
Clamping tool for machine work field is the utility model is related to, relates generally to a kind of valve processing clamp.
Background technology
The definition of " valve " be in fluid system, for control the direction of fluid, pressure, flow device.Valve is to make
Medium (liquid, gas, powder) in pipe arrangement and equipment flows or stops and can control the device of its flow；And valve body is valve
One of door main parts size, its machining accuracy has considerable influence to sealing property of valve etc..
Valve body in the market mainly includes valve pocket, inflow entrance, flow export, regulation mouth, and it is same to typically flow into mouth, flow export
Axle is set, adjust the end face of mouth to inflow entrance, flow export outer surface between it is in small distance, can not be clamped with scroll chuck, and
During using chuck clamping, because the overall dimensions of valve body blank are inconsistent, it is necessary to frequently adjust clamping position and clamping power
Degree, causes the kind valve body low production efficiency；Secondly, 6 frees degree of workpiece are typically limited for the clamp for machining of this kind valve body,
It is exactly the convenient processing of complete positioning, but often during practical operation, still occurs to clamp not strongly and rock admittedly,
Position inaccurate may be caused, it is difficult to meet the axiality requirement of valve body class workpiece.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of design for using positioning and self-positioning clamping, carries
High position precision, ensure clamping precision and clamping reliability, can meet that 8 station modular machine tools from three directions while are entered to workpiece
The valve processing clamp of the requirement of row cutting.
Technical problem to be solved in the utility model can be adopted the following technical scheme that to realize：
A kind of valve processing clamp, it is characterised in that including the workpiece for being symmetricly set on inflow entrance, flow export is coaxially disposed
The upper fixture body of upper and lower side and lower clamp body, one is formed between the upper fixture body, lower clamp body can accommodate the cavity of workpiece；
A partition component is provided with the middle part of the cavity, the partition component side and the square shape on workpiece outer ring surface are raised
Axial end face be engaged, limitation workpiece moved along own axes and along itself radially a direction rotation；
Curved indentations are provided with the partition component side, the outflow end outer surface of the curved indentations and workpiece is close
The raised cambered surface of square shape is engaged, and limitation workpiece moving and rotating along itself another direction of radial direction.
In a preferred embodiment of the present utility model, it is vertically installed with the partition component side outside one and workpiece
The locating surface that the raised radial direction end face of square shape on anchor ring is engaged, the locating surface limit workpiece along own axis with
And moving along itself one direction of radial direction；I.e. described partition component, curved indentations and locating surface position workpiece completely.
In a preferred embodiment of the present utility model, it is provided between the partition component and the curved indentations
The first semicircle groove to match with workpiece valve pocket outer surface, the curved indentations other end be provided with outside workpiece outflow end
The second semicircle groove that surface matches；First semicircle groove, the second semicircle groove (are crossed and positioned) to workpiece resetting,
5 frees degree of the workpiece in addition to around own axis are limited again.
In a preferred embodiment of the present utility model, the curved indentations are half circular conical surface；The partition component
The first surface to match is provided with workpiece side, is connected and is in workpiece adjustable side between the partition component and curved indentations
Workpiece side is provided with the second curved surface to match.
It is each vertical in the upper fixture body upper end and lower clamp body lower end in a preferred embodiment of the present utility model
A master positioning pin-and-hole, mounting screw holes, secondary dowel hole are provided with, it is horizontally disposed to have a positioning screw hole.
The beneficial effects of the utility model are：A kind of valve processing clamp, fixture inner cavity using a circular conical surface, one
Plane workpiece is realized it is self-positioning, improve accurate positioning, meet valve body class workpiece axiality requirement；It is further complete to workpiece
Full positioning, is all limited the free degree of workpiece all directions, meet 8 station modular machine tools to workpiece from three directions simultaneously
The requirement cut；Positioning is finally crossed to workpiece so that workpiece can bear the complicated applied force in cutting.
Brief description of the drawings
Fig. 1 is a kind of structural representation of valve processing clamp of the utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
Referring to Fig. 1, what is provided in figure is a kind of valve processing clamp, including to be symmetricly set on inflow entrance, flow export coaxial
The upper fixture body 200 of the upper and lower side of workpiece 100 of setting and lower clamp body 300, are formed between upper fixture body 200, lower clamp body 300
One can accommodate the cavity 400 of workpiece；400 are provided with a partition component 410, the side of partition component 410 and workpiece 100 in the middle part of cavity
The axial right side 111 of square shape projection 110 on outer ring surface is engaged, and limitation workpiece 100 moves along own axes and along certainly
The rotation in one direction of body radial direction；Curved indentations 420 are provided with the side of partition component 410, curved indentations 420 are a half-conical
Face 421；Curved indentations 420 are engaged with the outer surface of outflow end 120 of workpiece 100 close to the cambered surface 130 of square shape projection 110, limit
Workpiece 100 processed moving and rotating along itself another direction of radial direction.
A radial direction upper end with the square shape projection 110 on the outer ring surface of workpiece 100 is vertically installed with the side of partition component 410
The locating surface 430 that face or lower surface are engaged, locating surface 430 limit workpiece 100 along own axis and along itself radially
The movement in one direction；I.e. partition component 410, curved indentations 420 position workpiece 100 with locating surface 430 completely.In separation group
The first semicircle groove 440 to match with the valve pocket outer surface 140 of workpiece 100 is provided between part 410 and curved indentations 420,
The right side of curved indentations 420 is provided with the second semicircle groove 450 to match with the outer surface of 100 outflow end of workpiece 120；First semicircle
Groove 440, the second semicircle groove 450 (are crossed and positioned) to the resetting of workpiece 100, limit workpiece 100 again except around itself axle
5 frees degree beyond line rotation.
A master positioning pin-and-hole, mounting screw are respectively vertically arranged with the upper end of upper fixture body 200 and the lower end of lower clamp body 300
Hole, secondary dowel hole, it is horizontally disposed to have a positioning screw hole 510.Partition component 410 is provided with what is matched in the side of workpiece 100
First surface 411, it is connected with the adjustable side 150 of workpiece 100 between partition component 410 and curved indentations 420 and is set in the end of workpiece 100
It is equipped with the second curved surface 412 to match.
Because 8 station modular machine tools need to cut valve body workpiece 100 on 3 directions simultaneously, the utility model
It is processed using positioning and self-positioning clamping is crossed, improves accurate positioning, ensure clamping precision and clamping reliability；In addition,
Clamping workpiece 100 is simple and convenient, only workpiece 100 need to be put into fixture, clamp, it is possible to position valve body workpiece 100
In 0 point of lathe, it can meet that 8 station modular machine tools from three directions while are cut to workpiece 100.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, the utility model can also on the premise of the spirit and scope of the utility model is not departed from
There are various changes and modifications, these changes and improvements are both fallen within claimed the scope of the utility model.The utility model will
Protection domain is asked to be defined by appended claims and coordinate.
Claims (5)
1. a kind of valve processing clamp, it is characterised in that including being symmetricly set on inflow entrance, on the workpiece that flow export is coaxially disposed
The upper fixture body of lower end and lower clamp body, one is formed between the upper fixture body, lower clamp body can accommodate the cavity of workpiece；
A partition component, the partition component side axle raised with the square shape on workpiece outer ring surface are provided with the middle part of the cavity
It is engaged to end face, limitation workpiece is moved along own axes and the rotation along itself one direction of radial direction；
Curved indentations are provided with the partition component side, the outflow end outer surface of the curved indentations and workpiece is close to square shape
Raised cambered surface is engaged, and limitation workpiece moving and rotating along itself another direction of radial direction.
2. a kind of valve processing clamp as claimed in claim 1, it is characterised in that be vertically arranged in the partition component side
There is the locating surface that a radial direction end face raised with the square shape on workpiece outer ring surface is engaged, the locating surface limitation workpiece is along certainly
Body axis rotate and moving along itself one direction of radial direction；I.e. described partition component, curved indentations and locating surface are by workpiece
Positioning completely.
3. a kind of valve processing clamp as claimed in claim 2, it is characterised in that recessed in the partition component and the curved surface
The first semicircle groove to match with workpiece valve pocket outer surface is provided between groove, the curved indentations other end be provided with
The second semicircle groove that workpiece outflow end outer surface matches；First semicircle groove, the second semicircle groove repeat to workpiece
Positioning, 5 frees degree of the workpiece in addition to around own axis are limited again.
4. a kind of valve processing clamp as claimed in claim 3, it is characterised in that the curved indentations are half circular conical surface；
The partition component is provided with the first surface to match in workpiece side, is adjusted between the partition component and curved indentations with workpiece
The connection of section end is provided with the second curved surface to match in workpiece side.
5. a kind of valve processing clamp as claimed in claim 1, it is characterised in that in the upper fixture body upper end and lower clamp
Body lower end is respectively vertically arranged with a master positioning pin-and-hole, mounting screw holes, secondary dowel hole, horizontally disposed to have a positioning screw hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720312277.7U CN207104377U (en) | 2017-03-28 | 2017-03-28 | A kind of valve processing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720312277.7U CN207104377U (en) | 2017-03-28 | 2017-03-28 | A kind of valve processing clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207104377U true CN207104377U (en) | 2018-03-16 |
Family
ID=61595400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720312277.7U Active CN207104377U (en) | 2017-03-28 | 2017-03-28 | A kind of valve processing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207104377U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113231841A (en) * | 2021-04-21 | 2021-08-10 | 杜洋 | Valve body positioning clamp, machining device, machining method and production equipment |
-
2017
- 2017-03-28 CN CN201720312277.7U patent/CN207104377U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113231841A (en) * | 2021-04-21 | 2021-08-10 | 杜洋 | Valve body positioning clamp, machining device, machining method and production equipment |
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