CN209681678U - The self-positioning special fixture of machining center - Google Patents
The self-positioning special fixture of machining center Download PDFInfo
- Publication number
- CN209681678U CN209681678U CN201920447830.7U CN201920447830U CN209681678U CN 209681678 U CN209681678 U CN 209681678U CN 201920447830 U CN201920447830 U CN 201920447830U CN 209681678 U CN209681678 U CN 209681678U
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- China
- Prior art keywords
- pressing plate
- main body
- tooling main
- self
- positioning
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- 238000003825 pressing Methods 0.000 claims abstract description 28
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Abstract
The utility model relates to machine tools fields, provide a kind of self-positioning special fixture of machining center, comprising: tooling main body, positioning pin, hold-down bolt, pressing plate and compression guide holder；The pressing plate is connected in tooling main body by compressing guide holder, and pressing plate is fixed in tooling main body by hold-down bolt；Pin hole, the center of circle of the pin hole of the pressing plate and the central coaxial of tooling main body is arranged in the pressing plate；The positioning pin is used to sequentially pass through the pin hole of pressing plate, the axis hole of workpiece to be processed is positioned after being against tooling main center.The self-positioning special fixture of the utility model machining center, the workpiece to be processed of clamping complex contour that can be stable improve production efficiency, save production cost.
Description
Technical field
The utility model relates to machine tools field more particularly to a kind of self-positioning special fixtures of machining center.
Background technique
In mechanical processing process, often needs to position workpiece to be processed, prevent workpiece from occurring in process
It is mobile, influence processing effect.In robot building field, due to robot architecture's complexity, part also passes through special designing, right
Part carries out the critical process that clamping is also robot production.
Fig. 1 is the structural schematic diagram of workpiece to be processed.As shown in Figure 1, workpiece to be processed 7 be the group of certain robot in groups
Part, state are that hardness HRC65. inner hole of workpiece is Ф 7.8, and workpiece size requires to be worked intoSelection of machining equipment is
Numerical control machining center, process are sequence completion.
Since 7 shape of workpiece to be processed is peculiar, product shape is completely random, unique regular domain will also because of processing and
It is not available, it is difficult to result in production clamping.Therefore, the self-positioning special fixture of the utility model machining center utilizes work to be processed
The axis hole 8 of part 7, and consider that following key point is designed:
1, product outer shape is complicated, random face, no anchor point, difficult clamping；
2, product hardness is very high, and in cutting process, cutting force is big；
3, workpiece size is stringent, it is necessary to guarantee to deform in clamping engineering.
Utility model content
The utility model mainly solves that workpiece to be processed shape is random, leads to the technical problem for producing clamping difficulty, mentions
The self-positioning special fixture of a kind of machining center out, to overcome workpiece to be processed complex contour, clamping difficult, clamping that can be stable
Workpiece to be processed.
The utility model provides a kind of self-positioning special fixture of machining center, comprising: tooling main body (6), positioning pin
(1), hold-down bolt (2), pressing plate (3) and compression guide holder (4)；
The pressing plate (3) is connected on tooling main body (6) by compressing guide holder (4), and pressing plate (3) passes through hold-down bolt
(2) it is fixed on tooling main body (6)；
Pin hole, the center of circle of the pin hole of the pressing plate (3) and the central coaxial of tooling main body (6) is arranged in the pressing plate (3)；
The positioning pin (1) is used to sequentially pass through the axis hole (8) of the pin hole of pressing plate (3), workpiece to be processed (7), is against work
Behind main body (6) center of dress, positioned.
Further, the tooling main body (6) is fixed on the table by fixing bolt (5).
Further, the quantity of the fixing bolt (5) is 4, and 4 fixing bolts (5) are evenly distributed on tooling main body
(6) circumferential direction.
Further, the tooling main body (6) is cylinder.
The self-positioning special fixture of a kind of machining center provided by the utility model, clamping complex contour that can be stable to
Workpieces processing improves production efficiency, saves production cost.Simple, easy for installation, stabilization can with manufacture craft for the utility model
Lean on, long service life the advantages that.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of workpiece to be processed；
Fig. 2 is the main view of the self-positioning special fixture of machining center provided by the utility model；
Fig. 3 is the right view of the self-positioning special fixture of machining center provided by the utility model；
Fig. 4 is the top view of the self-positioning special fixture of machining center provided by the utility model；
Fig. 5 is the installation diagram of the self-positioning special fixture of machining center provided by the utility model.
Appended drawing reference: 1, positioning pin；2, hold-down bolt；3, pressing plate；4, guide holder is compressed；5, fixing bolt；6, tooling master
Body；7, workpiece to be processed；8, axis hole.
Specific embodiment
The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer,
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that described herein
Specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It also should be noted that being
Convenient for description, part relevant to the utility model is illustrated only rather than full content in attached drawing.
Fig. 1 is the structural schematic diagram of workpiece to be processed；Fig. 2 is the self-positioning exclusive clamps of machining center provided by the utility model
The main view of tool；Fig. 3 is the right view of the self-positioning special fixture of machining center provided by the utility model；Fig. 4 is that this is practical new
The top view for the self-positioning special fixture of machining center that type provides.It is provided by the embodiment of the utility model if Fig. 1 institute is to shown in 4
The self-positioning special fixture of machining center, comprising: tooling main body 6, positioning pin 1, hold-down bolt 2, pressing plate 3 and compression guide holder 4.
The pressing plate 3 is connected in tooling main body 6 by compressing guide holder 4, and pressing plate 3 is fixed on by hold-down bolt 2
In tooling main body 6；The tooling main body 6 is cylinder.The tooling main body 6 is fixed on the table by fixing bolt 5.Institute
The quantity for stating fixing bolt 5 is 4, and 4 fixing bolts 5 are evenly distributed on the circumferential direction of tooling main body 6.
The pressing plate 3 is arranged pin hole, the center of circle of the pin hole of the pressing plate 3 and the central coaxial of tooling main body 6, pin hole it is big
The small size with positioning pin 1 is adapted, and pin hole can be such that positioning pin 1 passes through.
The positioning pin 1 is used to sequentially pass through the axis hole 8 of the pin hole of pressing plate 3, workpiece to be processed 7, is against in tooling main body 6
After the heart, the positioning of workpiece to be processed 7 is carried out.
Fig. 5 is the installation diagram of the self-positioning special fixture of machining center provided by the utility model.As shown in figure 5, this is practical
The assembling process of the self-positioning special fixture of new Machining Centre are as follows: compress guide holder 4 and tooling main body 6 is threadably secured, work
Main body 6 is filled to be fixed on equipment workbench by four fixing bolts 5 again.Pressing plate 3, which is connected to, to be compressed on guide holder 4 and passes through pressure
Tight bolt 2 is locked in tooling main body 6.
The course of work of the self-positioning special fixture of the utility model machining center: on equipment workbench (machining center)
The fixture of the utility model is installed in face；With seeking border centering clamp central, and it is recorded in equipment；It is put into workpiece to be processed 7；
By positioning pin 1 by the pin hole of pressing plate 3 and the axis hole 8 of workpiece to be processed 7, it is inserted into tooling main body 6；It shakes and down by fixed
Position pin 1 makes the cooperation of positioning pin 1 without shaking；Hold-down bolt 2 is tightened using general utility tool allen wrench, pressing plate 3 is made to compress work
Part；After extracting positioning pin 1 out, workpiece to be processed 7 is processed.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is modified the technical solutions described in the foregoing embodiments, or to some or all of the technical features
It is equivalently replaced, the scope of the technical solutions of the embodiments of the utility model that it does not separate the essence of the corresponding technical solution.
Claims (4)
1. a kind of self-positioning special fixture of machining center characterized by comprising tooling main body (6), compresses spiral shell at positioning pin (1)
Bolt (2), pressing plate (3) and compression guide holder (4)；
The pressing plate (3) is connected on tooling main body (6) by compressing guide holder (4), and pressing plate (3) passes through hold-down bolt (2)
It is fixed on tooling main body (6)；
Pin hole, the center of circle of the pin hole of the pressing plate (3) and the central coaxial of tooling main body (6) is arranged in the pressing plate (3)；
The positioning pin (1) is used to sequentially pass through the axis hole (8) of the pin hole of pressing plate (3), workpiece to be processed (7), is against tooling master
Behind body (6) center, positioned.
2. the self-positioning special fixture of machining center according to claim 1, which is characterized in that the tooling main body (6) is logical
It is fixed on the table to cross fixing bolt (5).
3. the self-positioning special fixture of machining center according to claim 2, which is characterized in that the fixing bolt (5)
Quantity is 4, and 4 fixing bolts (5) are evenly distributed on the circumferential direction of tooling main body (6).
4. the self-positioning special fixture of machining center according to claim 1, which is characterized in that the tooling main body (6) is
It is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447830.7U CN209681678U (en) | 2019-04-04 | 2019-04-04 | The self-positioning special fixture of machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447830.7U CN209681678U (en) | 2019-04-04 | 2019-04-04 | The self-positioning special fixture of machining center |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209681678U true CN209681678U (en) | 2019-11-26 |
Family
ID=68607157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920447830.7U Active CN209681678U (en) | 2019-04-04 | 2019-04-04 | The self-positioning special fixture of machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209681678U (en) |
-
2019
- 2019-04-04 CN CN201920447830.7U patent/CN209681678U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Special fixture for self positioning of machining center Effective date of registration: 20231205 Granted publication date: 20191126 Pledgee: China Merchants Bank Co.,Ltd. Dalian Branch Pledgor: BOAO PRECISION INDUSTRIAL (DALIAN) Co.,Ltd. Registration number: Y2023210000332 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |