CN206382899U - Numerical control machining clamper - Google Patents
Numerical control machining clamper Download PDFInfo
- Publication number
- CN206382899U CN206382899U CN201621410514.5U CN201621410514U CN206382899U CN 206382899 U CN206382899 U CN 206382899U CN 201621410514 U CN201621410514 U CN 201621410514U CN 206382899 U CN206382899 U CN 206382899U
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- Prior art keywords
- frame
- location
- clamping
- product blank
- numerical control
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Abstract
The utility model is related to a kind of numerical control machining clamper.The product blank includes the first frame and the second frame being oppositely arranged with first frame, and the numerical control machining clamper includes base；Location-plate, on the base and is provided with the location structure for being positioned to first frame；And clamping mechanism, including rotating the clamping element being connected and for being pressed on the product blank on the location-plate with the location-plate, driver on the location-plate and for driving the clamping element to rotate, and on the clamping element and for compressing second frame, so that the top bracing member that first frame coordinates with the location structure；The clamping element includes the first clamping jaw corresponding with first frame, and the second clamping jaw corresponding with second frame, and the top bracing member is arranged on second clamping jaw.The center of endoporus is determined on the basis of the location structure, the concentricity of the endoporus of different product blank is improved.
Description
Technical field
The utility model is related to positioning tool technical field, more particularly to a kind of numerical control machining clamper.
Background technology
During thin wall component processing endoporus, because processed product is forges and presses blank or sectional material blank, typically
, the tolerance of the appearance and size of the type product blank is larger, in the NC Machining Process of product blank endoporus, using tradition
Fixture to product blank carry out clamping when, it is difficult to ensure the concentricity between each product blank endoporus.
Utility model content
Based on this, it is necessary to which providing a kind of can improve the numerical control machining clamper of product blank concentricity.
A kind of numerical control machining clamper, is positioned, the product blank includes for the product blank to endoporus to be processed
First frame and the second frame being oppositely arranged with first frame, the numerical control machining clamper include：
Base；
Location-plate, on the base and is provided with the location structure for being positioned to first frame；
And
Clamping mechanism, including be connected and with location-plate rotation for the product blank to be pressed on into the location-plate
On clamping element, the driver on the location-plate and for driving the clamping element to rotate, and installed in the folder
On tight part and for compressing second frame, so that the top bracing member that first frame coordinates with the location structure；Institute
Stating clamping element includes the first clamping jaw corresponding with first frame, and the second clamping jaw corresponding with second frame, described
Top bracing member is arranged on second clamping jaw.
In one of the embodiments, the clamping element includes being used to compress the clamping section of the product blank, and described
Driver connection to drive the power part that the clamping element is rotated, and be connected between the clamping section and the power part and with
It is provided with hinge hole, the hinge hole to be equipped with the connecting portion that the location-plate is hinged, the connecting portion and is clamped described
Part rotates the rotating dog being connected with the location-plate.
In one of the embodiments, it is provided with the sawtooth corresponding with the product blank on the clamping section.
In one of the embodiments, the driver is cylinder, and the cylinder barrel of the cylinder is connected with the location-plate, institute
The piston rod for stating cylinder is connected with the clamping element；
Wherein, when the piston rod extends, the clamping element just transfers to compress the product blank, and the top bracing member is supported
Press second frame；When the piston rod shrinks, the clamping element inverts and releases the compression to the product blank, institute
Top bracing member releasing is stated to compress second frame.
In one of the embodiments, the mounting hole for installing the top bracing member, the top are provided with second clamping jaw
Support member includes being arranged on stop block of the mounting hole away from described product blank one end, is arranged on mounting hole close to the product
Blank one end and the alignment pin corresponding with second frame, are connected to the compression between the stop block and the alignment pin
Spring.
In one of the embodiments, the stop block is the set screw being threadedly coupled with the mounting hole.
In one of the embodiments, the storage tank rotated for the clamping element is provided with the location-plate.
In one of the embodiments, the base includes two legs being oppositely arranged, the location-plate and two institutes
State leg bolt connection.
In one of the embodiments, the clamping element also includes auxiliary clamping jaw corresponding with the product blank.
In one of the embodiments, the location structure is positioning boss, be provided with the positioning boss with it is described
The locating surface that first frame profile is adapted.
The numerical control machining clamper that the utility model is provided, due to being provided with location-plate to determining that the first frame is positioned
Bit architecture；Top bracing member is arranged on clamping element, and when clamping element is clamped to product blank, the second frame is supported by top bracing member
Pressure is acted on, and is promoted product blank to move and its first frame is coordinated with location structure.Location structure is only in product blank
The first frame positioned, process endoporus during, on the basis of the location structure determine endoporus center, i.e., difference
Relative position of the center of product blank endoporus with the first frame is constant, improve different product blank endoporus it is concentric
Degree.In addition, when clamping element is clamped to product blank, top bracing member completes the positioning to product blank, i.e. product blank simultaneously
Clamp and positioning synchronous is carried out, clamping efficiency of the fixture to product blank greatly improved, processing cost is reduced.
Brief description of the drawings
The dimensional structure diagram for the fixture that Fig. 1 provides for an embodiment；
Fig. 2 is the structural representation of product blank after machine-shaping；
Fig. 3 is the structural representation of clamping element in fixture shown in Fig. 1；
The cross-sectional view for the fixture that Fig. 4 provides for an embodiment；
Fig. 5 is mplifying structure schematic diagram at A in Fig. 4.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Better embodiment of the present utility model is given in accompanying drawing.But, the utility model can come in many different forms
Realize, however it is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is to make to this practicality newly
It is more thorough comprehensive that the disclosure of type understands.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or can also have element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " interior ", " outer ", "left", "right" and
For illustrative purposes only, it is unique embodiment to be not offered as similar statement.
Refering to Fig. 1 and Fig. 2, a kind of numerical control machining clamper, for being positioned to product blank 400, the product after positioning
Processing is formed into endoporus 430 on blank 400.In certain embodiments, the appearance profile of product blank 400 is quadrangle, product
Blank 400 includes the first frame 410 and the second frame 420, and the first frame 410 and the second frame 420 are oppositely arranged.
Refering to Fig. 1 and Fig. 4, the numerical control machining clamper includes base 100, location-plate 200 and clamping mechanism 300.Location-plate
200 are arranged on base 100, and location structure 210 is provided with location-plate 200, and the location structure 210 is used for product blank
One of frame in 400 is positioned, in certain embodiments, and 210 pair of first frame 410 of location structure is positioned.
Clamping mechanism 300 includes clamping element 310, driver 320 and top bracing member 330.
Refering to Fig. 1, Fig. 4 and Fig. 5, clamping element 310 is rotated with location-plate 200 and is connected, and clamping element 310 is used for product blank
400 are pressed on location-plate 200, and clamping element 310 includes the first clamping jaw 311 and the second clamping jaw 312, in certain embodiments, the
The quantity of one clamping jaw 311 and the second clamping jaw 312 is respectively three.First clamping jaw 311 is corresponding with the first frame 410 and is pressed from both sides
Tightly, the second clamping jaw 312 is corresponding with the second frame 420 and is clamped.Driver 320 is arranged on location-plate 200, driver
320 are used to drive clamping element 310 to rotate.Top bracing member 330 is arranged on the second clamping jaw 312, and top bracing member 330 is to compress the second side
Frame 420, by the extruding to the second frame 420, so as to promote product blank 400 to move and make its first frame 410 and positioning
Structure 210 is coordinated and (product blank 400 positioned on the basis of the location structure 210).
Refering to Fig. 1 and Fig. 3, clamping element 310 includes clamping section 310a, power part 310b and connecting portion 310c.Clamping section
310a is directly contacted with product blank 400, and clamping section 310a is used to product blank 400 being pressed on location-plate 200, i.e., to production
Product blank 400 applies pressure from top to bottom.Power part 310b is connected with driver 320, and power part 310b is in driver 320
Effect is lower to drive whole clamping element 310 to rotate.Connecting portion 310c is connected between clamping section 310a and power part 310b, true
On, in certain embodiments, clamping section 310a, power part 310b and connecting portion 310c are integrally formed, clamping section 310a and
Power part 310b separations two ends, connecting portion 310c is located at centre, and clamping element 310 is rotated by connecting portion 310c with location-plate 200
Connection.
Refering to Fig. 1, Fig. 3 and Fig. 4, specifically, being provided with storage tank 212 on location-plate 200, clamping element 310 is then located at should
In storage tank 212, storage tank 212 can provide certain space for the rotation of clamping element 310, therefore, the length of storage tank 212
It is a certain setting more than the Breadth Maximum of clamping element 310, the i.e. difference of the Breadth Maximum of the length of storage tank 212 and clamping element 310
Value.It is provided with connecting portion 310c in hinge hole 3102, hinge hole 3102 and is equipped with rotating dog 340, the two ends of the rotating dog 340
Rotate and be connected with location-plate 200.When the driving power part of driver 320 310b is rotated, whole clamping element 310 will be with hinge hole
3102 be that the center of circle is rotated.
Refering to Fig. 4, specifically, when the first clamping jaw 311 is rotated clockwise, the clamping section 310a on the first clamping jaw 311 is remote
From the first frame 410 of product blank 400 so that the first clamping jaw 311 releases the clamped condition to product blank 400.When first
When clamping jaw 311 is rotated counterclockwise, the clamping section 310a on the first clamping jaw 311 is moved closer to until compressing the of product blank 400
One frame 410.
Because the center line of the second clamping jaw 312 and the length direction of 311 relative positioning plate of the first clamping jaw 200 is symmetrical, therefore, when
When second clamping jaw 312 is rotated counterclockwise, second frames of the clamping section 310a away from product blank 400 on the second clamping jaw 312
420 so that the second clamping jaw 312 releases the clamped condition to product blank 400.When the second clamping jaw 312 is rotated clockwise, second
Clamping section 310a on clamping jaw 312 is moved closer to until compressing the second frame 420 of product blank 400.
Refering to Fig. 1 and Fig. 3, to improve the frictional force between clamping section 310a and product blank 400, it is ensured that to product blank
400 form reliable clamping action, in certain embodiments, are provided with the 310a of clamping section corresponding with product blank 400
Sawtooth 3101.It will be appreciated, of course, that in further embodiments, the surface that 310a is in contact with product blank 400 in clamping section
On be provided with some raised lines, raised line can be played and the identical effect of sawtooth 3101.
Refering to Fig. 4 and Fig. 5, in certain embodiments, driver 320 is cylinder, cylinder barrel 321 and the location-plate 200 of cylinder
It is hinged, the piston rod 322 of cylinder is connected with clamping element 310.When piston rod 322 extends, the first clamping jaw 311 is rotated counterclockwise,
The second clamping jaw 312 is rotated clockwise simultaneously, and the first clamping jaw 311 and the second clamping jaw 312 simultaneously clamp on product blank 400, that is, clamp
Part 310 is just transferring to compress product blank 400.During product blank 400 is compressed, top bracing member 330 compresses the second side automatically
Frame 420, by the extruding to the second frame 420, so as to promote product blank 400 to move and make its first frame 410 and positioning
Structure 210 coordinates.
When piston rod 322 stretches contraction, the first clamping jaw 311 is rotated clockwise, while the second clamping jaw 312 is rotated counterclockwise,
First clamping jaw 311 and the second clamping jaw 312 release the clamping to product blank 400 simultaneously, i.e. clamping element 310 inverts and releases product
The impaction state of blank 400.In the compaction process for releasing product blank 400, top bracing member 330 will be automatically disengaged and the second frame
420 abutting, consequently facilitating product blank 400 is picked and placeed.
Refering to Fig. 1 and Fig. 4, specifically, being provided with mounting hole 312a on the second clamping jaw 312, top bracing member 330 is then arranged on this
In mounting hole 312a, top bracing member 330 includes stop block 331, alignment pin 333 and compression spring 332.Stop block 331 is arranged on peace
One end away from product blank 400 in the 312a of hole is filled, alignment pin 333 is arranged on mounting hole 312a close to the one of product blank 400
End, alignment pin 333 is corresponding with the second frame 420 of product blank 400.Compression spring 332 is connected to stop block 331 and alignment pin
Between 333, i.e., one end of compression spring 332 is connected with stop block 331, and the other end and the alignment pin 333 of compression spring 332 connect
Connect.
Refering to Fig. 4 and Fig. 5, when the piston rod 322 of driver 320 shrinks, alignment pin 333 mutually takes off with the second frame 420
From now, compression spring 332 is in free state.When the piston rod 322 of driver 320 extends, alignment pin 333 is gradually leaned on
Compressed closely and mutually with the second frame 420, now, under the left and right for compressing power, stop block 331 is fixed, alignment pin 333 is in peace
Moved in dress hole 312a to the direction close to stop block 331, so that the compression spring 332 produces certain decrement, compression
Spring 332 is in energy and puts aside state, and by the effect of the elastic force of compression spring 332, alignment pin 333 pushes against the second frame 420, entered
One step makes the first frame 410 be engaged with location structure 210.
Further, stop block 331 is set screw, and the set screw is threadedly coupled with mounting hole 312a, it will be understood that
Set screw can also be substituted using other known bolts.By rotating set screw, set screw can be adjusted in installation
Relative position in the 312a of hole, so as to change the elastic force of compression spring 332 to adjust between the frame 420 of alignment pin 333 and second
Compress power.Specifically, when set screw is moved right, power increase is compressed between the frame 420 of alignment pin 333 and second；Only
When paying screw to left movement, power reduction is compressed between the frame 420 of alignment pin 333 and second.Therefore, according to the need of actual conditions
Will, very easily the power that compresses between the frame 420 of alignment pin 333 and second can be adjusted.
Refering to Fig. 1, base 100 includes two legs 110 being oppositely arranged, and leg 110 is U-shaped structure, each leg 110
Two support columns 111 are formed on top, and location-plate 200 is threadedly coupled by bolt with support column 111.
Refering to Fig. 1, Fig. 4 and Fig. 5, it is the further clamping effect for improving clamping mechanism 300 to product blank 400, clamps
Part 310 also includes auxiliary clamping jaw 313, that is, aids in clamping jaw 313 corresponding with two other frame of quadrangle product blank 400,
The quantity for aiding in clamping jaw 313 is two, and auxiliary 313 pairs of clamping jaw two other frame forms clamping action simultaneously.
Specifically, location structure 210 is positioning boss, be provided with locating surface 211 on positioning boss, the locating surface 211 with
The profile of first frame 410 is adapted.When top bracing member 330 promotes product blank 400, the first frame 410 of product blank 400 with
Locating surface 211 is mutually compressed.
Because locating surface 211 is positioned (i.e. only to product blank only for the first frame 410 in product blank 400
400 one side positioning), during endoporus 430 is processed, only using the locating surface 211 as the reference plane of reference, as long as so that
The center of endoporus 430 and the relative position of the reference plane are invariable, you can improve the endoporus 430 of different product blank 400
Concentricity.Therefore, by the effect that compresses of 330 pair of second frame 420 of top bracing member, promote product blank 400 move and make its
One frame 410 coordinates with location structure 210, on the basis of the first frame 410 (location structure 210), the center of endoporus 430 and the
The relative position of one frame 410 is determined, the influence of the appearance and size of product blank 400 is eliminated to greatest extent, it is ensured that in different
Concentricity between hole 430.
In addition, top bracing member 330 is arranged on the second clamping jaw 312, when clamping element 310 is clamped to product blank 400, shore
Part 330 completes the positioning to product blank 400, the i.e. clamping of product blank 400 and positioning synchronous and carried out simultaneously, greatly improved
Fixture reduces processing cost to the clamping efficiency of product blank 400.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
1. a kind of numerical control machining clamper, is positioned for the product blank to endoporus to be processed, the product blank includes the
One frame and the second frame being oppositely arranged with first frame, it is characterised in that the numerical control machining clamper includes：
Base；
Location-plate, on the base and is provided with the location structure for being positioned to first frame；And
Clamping mechanism, including be connected and with location-plate rotation for the product blank to be pressed on the location-plate
Clamping element, the driver on the location-plate and for driving the clamping element to rotate, and installed in the clamping element
Go up and be used to compress second frame, so that the top bracing member that first frame coordinates with the location structure；The folder
Tight part includes the first clamping jaw corresponding with first frame, and the second clamping jaw corresponding with second frame, described to shore
Part is arranged on second clamping jaw.
2. numerical control machining clamper according to claim 1, it is characterised in that the clamping element includes being used to compress the production
The clamping section of product blank, is connected to drive the power part that the clamping element is rotated, and be connected to the clamping with the driver
Hinge hole, the hinge are provided with the connecting portion being hinged between portion and the power part and with the location-plate, the connecting portion
Connect the rotating dog for being equipped with hole and being connected the clamping element with location-plate rotation.
3. numerical control machining clamper according to claim 2, it is characterised in that be provided with the clamping section and the product
The corresponding sawtooth of blank.
4. numerical control machining clamper according to claim 1, it is characterised in that the driver is cylinder, the cylinder
Cylinder barrel is connected with the location-plate, and the piston rod of the cylinder is connected with the clamping element；
Wherein, when the piston rod extends, the clamping element just transfers to compress the product blank, and the top bracing member compresses institute
State the second frame；When the piston rod shrinks, the clamping element inverts and releases the compression to the product blank, the top
Support member releases and second frame is compressed.
5. numerical control machining clamper according to claim 1, it is characterised in that installation is provided with second clamping jaw described
The mounting hole of top bracing member, the top bracing member includes being arranged on stop block of the mounting hole away from described product blank one end, if
Put in mounting hole close to described product blank one end and the alignment pin corresponding with second frame, be connected to the stop block
Compression spring between the alignment pin.
6. numerical control machining clamper according to claim 5, it is characterised in that the stop block is and the mounting hole screw thread
The set screw of connection.
7. numerical control machining clamper according to claim 1, it is characterised in that be provided with and clamped for described on the location-plate
The storage tank that part is rotated.
8. numerical control machining clamper according to claim 1, it is characterised in that the base includes two branch being oppositely arranged
Pin, the location-plate is connected with two leg bolts.
9. numerical control machining clamper according to claim 1, it is characterised in that the clamping element also includes and the product base
Expect corresponding auxiliary clamping jaw.
10. numerical control machining clamper according to claim 1, it is characterised in that the location structure is positioning boss, described
The locating surface being adapted with the first frame profile is provided with positioning boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621410514.5U CN206382899U (en) | 2016-12-21 | 2016-12-21 | Numerical control machining clamper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621410514.5U CN206382899U (en) | 2016-12-21 | 2016-12-21 | Numerical control machining clamper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206382899U true CN206382899U (en) | 2017-08-08 |
Family
ID=59489776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621410514.5U Expired - Fee Related CN206382899U (en) | 2016-12-21 | 2016-12-21 | Numerical control machining clamper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206382899U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695403A (en) * | 2016-12-21 | 2017-05-24 | 广东长盈精密技术有限公司 | Numerical control machining fixture |
-
2016
- 2016-12-21 CN CN201621410514.5U patent/CN206382899U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106695403A (en) * | 2016-12-21 | 2017-05-24 | 广东长盈精密技术有限公司 | Numerical control machining fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170808 Termination date: 20191221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |