CN214979319U - Floating positioning fixture - Google Patents
Floating positioning fixture Download PDFInfo
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- CN214979319U CN214979319U CN202022410633.3U CN202022410633U CN214979319U CN 214979319 U CN214979319 U CN 214979319U CN 202022410633 U CN202022410633 U CN 202022410633U CN 214979319 U CN214979319 U CN 214979319U
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Abstract
The utility model provides a positioning fixture floats, including tool brace table, product supporting seat, product clamp plate and unsteady location kicking block, the utility model discloses can extensively apply to the product that the CNC board carries out the plane location of floating to the cylinder type characteristic, then be used for processing 3c product parts such as cell-phone, notebook computer, wrist-watch and accessories, utilize unsteady positioning fixture, tie up the turning and process the plane as the location reference plane, other characteristics of milling process to the assurance mills and turning product relative position between the characteristic, and, the utility model discloses an unsteady anchor clamps adopt the outer clamping of machine, and two sets of anchor clamps alternate, shorten the clamping time, raise the efficiency.
Description
Technical Field
The utility model relates to an auxiliary operating equipment especially relates to the positioning fixture that floats when being applied to little product of CNC board processing 3C.
Background
For products in two procedures of turning and milling, a reference surface needing turning is milled for positioning, and the relative position degree of milling processing is ensured.
At present, a turning product is installed in a milling tool and positioned by adopting a fixed height plane, and the relative angle and the position degree of the processed product are out of tolerance because the contact position cannot be completely flattened.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a positioning fixture floats is applicable to the 3C small products that need use the turning and mill the combined process processing, guarantees to mill and the relative position between the turning product characteristic.
Therefore, the utility model adopts the following technical scheme:
a floating positioning clamp is characterized by comprising a jig supporting table, a product supporting seat, a product pressing plate and a floating positioning ejector block, wherein the product supporting seat is detachably connected with the jig supporting table, the product pressing plate is detachably connected with the product supporting seat, the product supporting seat is provided with a cavity for placing a product, the product pressing plate is provided with a processing groove for a milling cutter to pass through, and the product pressing plate and the product supporting seat are tightly connected and then can be used for positioning the product in a jig formed by the product supporting seat and the product pressing plate;
the product supporting seat is characterized in that a hole through which the floating positioning ejector block penetrates is formed in the bottom of the cavity of the product supporting seat, the top end of the floating positioning ejector block can extend into the cavity, the floating positioning ejector block is supported by an elastic mechanism, and a positioning plane is arranged at the top of the floating positioning ejector block.
On the basis of adopting above-mentioned technical scheme, the utility model discloses still can adopt following further technical scheme, or to these technical scheme combined use:
the floating positioning ejector block is supported by a spring, a supporting plate is arranged at the bottom of the jig supporting table, the supporting plate is detachably connected with the jig supporting table, and the jig supporting table is provided with a guide hole matched with the cross section profile of the floating positioning ejector block.
And a lifting guide mechanism of the floating positioning ejector block is arranged between the floating positioning ejector block and the jig supporting table.
The bottom of the floating positioning ejector block is provided with a connecting block, the jig supporting table is provided with a ball guide sleeve, and the connecting block is provided with a guide pillar matched with the ball guide sleeve.
The jig supporting table is provided with a rising limiting structure of the floating positioning ejector block.
Two sides of the connecting block protrude out of the floating positioning ejector block, and the guide pillar is arranged at the part protruding out of the floating positioning ejector block and forms the limiting fit with the ascending limiting structure on the jig supporting table; the bottom of the jig supporting table is provided with a supporting plate, the floating positioning ejector block is supported by a spring, and the spring is supported on the supporting plate.
The connecting block and the floating positioning jacking block are detachably connected into a whole through screws, and positioning pins are arranged between the connecting block and the floating positioning jacking block.
A jig fixture is arranged on the jig support platform.
The jig supporting table is an external device of the CNC machine table.
An axial side pushing structure of the product is arranged in the product supporting seat.
Owing to adopt the technical scheme of the utility model, the utility model discloses can extensively apply to the CNC board and carry out the plane location of floating to the product of cylinder type characteristic, then be used for processing 3c product parts such as cell-phone, notebook computer, wrist-watch and accessories, utilize the positioning fixture that floats, tie the turning and process the plane as the location reference plane, other characteristics of milling process to the assurance mills and turns relative position between the product characteristic, and, the utility model discloses a floating fixture adopts outer clamping, and two sets of anchor clamps take turns, shorten the clamping time, raise the efficiency.
Drawings
Fig. 1 is a front view of an embodiment of the present invention.
Fig. 2 is an enlarged view of a-portion of fig. 1.
Fig. 3 is an exploded view of the embodiment shown in fig. 1.
Detailed Description
Reference is made to the accompanying drawings. The utility model provides a pair of positioning fixture floats, including tool brace table 1, product supporting seat 2, product clamp plate 3, unsteady location kicking block 4, product supporting seat 2 and tool brace table 1 pass through ball guide sleeve 11 direction, reference column 13 location and the 7 detachable connections of tool anchor clamps that set up on the rethread tool brace table 1, product clamp plate 3 with product supporting seat 2 passes through screw detachable connections, product supporting seat 2 sets up the cavity 21 that is used for placing product 100, product clamp plate 3 sets up the processing groove 31 that is used for milling the processing cutter to pass, product clamp plate 3 with product supporting seat 2 can fix a position product 100 in the tool that product supporting seat 2 and product clamp plate 3 are constituteed after closely through screwed connection.
The bottom of the cavity 21 of the product supporting seat 2 is provided with a hole 22 through which the floating positioning ejector block 4 penetrates, the top end of the floating positioning ejector block 4 can extend into the cavity 21, the floating positioning ejector block 4 is supported by an elastic mechanism, and the top of the floating positioning ejector block 4 is provided with a positioning plane 40.
Elastic mechanism can adopt spring 5, unsteady location kicking block 4 is supported by spring 5, and the bottom of tool brace table 1 sets up backup pad 8, backup pad 8 passes through the screw with the tool brace table and can dismantle and be connected, the spring supports in the backup pad 8, tool brace table 1 sets up the guide hole 12 that matches with the cross section profile of unsteady location kicking block 4, can assist guide structure, avoids unsteady location kicking block 4 crooked influence performance, and unsteady location kicking block 4 that floats passes hole 12, 21 in proper order, and hole 12, 22 are the quad slit.
The bottom of the floating positioning ejector block 4 is provided with a connecting block 6, the jig supporting table is provided with a ball guide sleeve 11, and the connecting block 6 is provided with a guide pillar 62 matched with the ball guide sleeve 11.
The connecting block 6 and the floating positioning top block 4 are detachably connected into a whole through a screw 63, and a positioning pin 64 is arranged between the connecting block 6 and the floating positioning top block 4. Two sides of the connecting block 6 protrude out of the floating positioning top block 4, the guide post 62 is arranged at the position protruding out of the floating positioning top block 4, and the connecting block 6 is provided with a through hole 61 through which the common spring 5 passes.
The part of the fixture supporting table which is positioned above the part protruding out of the floating positioning ejector block 4 is used as an ascending limit, the ascending limit is in limit fit with the part protruding out of the floating positioning ejector block 4, the ascending limit of the floating positioning ejector block 4 is limited, and a gap B is arranged between the part protruding out of the floating positioning ejector block 4 and the part of the fixture supporting table above the part, and is used as the ascending stroke of the floating positioning ejector block 4, wherein the distance B is 0.5mm in the embodiment.
An axial side pushing structure 9 of the product 100 is arranged in the product supporting seat 3, the axial side pushing structure 9 pushes the product 100 in the axial direction, and the axial side pushing structure 9 can adopt a pushing block supported by a spring.
The tool supporting table 1 is an external device of a CNC machine table, the process of clamping the product 100 by the tool is carried out outside the CNC machine table, two sets of tools can be adopted for rotation, one set of clamping is milled in the CNC machine table, the clamping time is shortened, and the efficiency is improved.
The utility model discloses a use as follows:
the first step is as follows: placing the product supporting seat 2 on the jig supporting table 1, performing X and Y positioning by using two D10.0 positioning columns 13, pressing and holding two ends by using a jig clamp 7, and supporting the floating positioning top block 4 by using a spring 5 at the moment, wherein the top end of the floating positioning top block extends into a cavity 21 of the product supporting seat 2;
the second step is that: put into product supporting seat 2's cavity 21 with product 100, the product has the planar one side direction of step downwards, with the location kicking block location top surface 40 preliminary contact that floats, cover product clamp plate 3, preliminary locking connection screw, the location kicking block 4 that floats keeps contacting completely with product 100's plane through the ascending holding power of bottom spring 5, corrects the circumference angle of product, reaches the location of floating, then locking connection screw completely, product clamp plate 3 with product supporting seat 2 connects closely the back and fixes a position product 100 in the tool that product supporting seat 2 and product clamp plate 3 are constituteed.
The third step: taking the jig out of the jig supporting table 1, loading the jig into a CNC machine table jig base, performing X and Y positioning by using two D10.0 positioning columns, pressing and holding two ends by using air cylinders, starting processing, taking out the jig after the processing is finished, removing the product pressing plate 3 and taking out a product;
the above description is only for the specific embodiment of the present invention, but the structural features of the present invention are not limited thereto, and any person skilled in the art is in the field of the present invention, and all the changes or modifications are covered in the protection scope of the present invention.
Claims (10)
1. A floating positioning clamp is characterized by comprising a jig supporting table, a product supporting seat, a product pressing plate and a floating positioning ejector block, wherein the product supporting seat is detachably connected with the jig supporting table, the product pressing plate is detachably connected with the product supporting seat, the product supporting seat is provided with a cavity for placing a product, the product pressing plate is provided with a processing groove for a milling cutter to pass through, and the product pressing plate and the product supporting seat are tightly connected and then can be used for positioning the product in a jig formed by the product supporting seat and the product pressing plate;
the product supporting seat is characterized in that a hole through which the floating positioning ejector block penetrates is formed in the bottom of the cavity of the product supporting seat, the top end of the floating positioning ejector block can extend into the cavity, the floating positioning ejector block is supported by an elastic mechanism, and a positioning plane is arranged at the top of the floating positioning ejector block.
2. The floating positioning fixture of claim 1, wherein the floating positioning top block is supported by a spring, a support plate is disposed at the bottom of the fixture support platform, the support plate is detachably connected to the fixture support platform, and the fixture support platform is provided with a guide hole matching with the cross-sectional profile of the floating positioning top block.
3. The floating positioning fixture of claim 1, wherein a lifting guide mechanism for the floating positioning top block is disposed between the floating positioning top block and the fixture support platform.
4. The floating positioning fixture as claimed in claim 3, wherein the floating positioning top block has a connecting block at the bottom thereof, the fixture supporting platform has a ball guide sleeve, and the connecting block has a guide post matching with the ball guide sleeve.
5. The floating positioning fixture of claim 1, wherein the fixture supporting platform is provided with a lifting limit structure of the floating positioning top block.
6. The floating positioning fixture of claim 4, wherein two sides of the connecting block protrude from the floating positioning top block, and the guide posts are arranged at the positions protruding from the floating positioning top block and form a lifting limit fit with a lifting limit structure on the fixture supporting platform; the bottom of the jig supporting table is provided with a supporting plate, the floating positioning ejector block is supported by a spring, and the spring is supported on the supporting plate.
7. The floating positioning fixture of claim 4, wherein the connecting block and the floating positioning top block are detachably connected by screws, and positioning pins are disposed between the connecting block and the floating positioning top block.
8. The floating positioning fixture of claim 1, wherein the fixture is disposed on the fixture support platform.
9. The floating positioning fixture of claim 1, wherein the fixture support platform is an off-board device of a CNC machine.
10. The floating positioning fixture of claim 1, wherein the product support platform is provided with axial side-pushing structure for the product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022410633.3U CN214979319U (en) | 2020-10-27 | 2020-10-27 | Floating positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022410633.3U CN214979319U (en) | 2020-10-27 | 2020-10-27 | Floating positioning fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214979319U true CN214979319U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022410633.3U Active CN214979319U (en) | 2020-10-27 | 2020-10-27 | Floating positioning fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214979319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106818A (en) * | 2022-07-27 | 2022-09-27 | 江苏天宏机械工业有限公司 | Floating tool for brake disc |
-
2020
- 2020-10-27 CN CN202022410633.3U patent/CN214979319U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115106818A (en) * | 2022-07-27 | 2022-09-27 | 江苏天宏机械工业有限公司 | Floating tool for brake disc |
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