CN204449926U - For processing the fixture of shifting block spherical head - Google Patents
For processing the fixture of shifting block spherical head Download PDFInfo
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- CN204449926U CN204449926U CN201420776078.8U CN201420776078U CN204449926U CN 204449926 U CN204449926 U CN 204449926U CN 201420776078 U CN201420776078 U CN 201420776078U CN 204449926 U CN204449926 U CN 204449926U
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- platform
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- apotting spindle
- shaft part
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Abstract
A kind of fixture for processing shifting block spherical head, comprise discoid clamping fixture seat, one end face of discoid clamping fixture seat is provided with cylindrical connecting portion, the bottom of other end is provided with platform, the upper surface of platform is 24 ± 0.03mm to the distance L in the discoid clamping fixture seat center of circle, platform is respectively equipped with apotting spindle installing hole and pin-and-hole, pin-and-hole communicates with apotting spindle installing hole, apotting spindle is dismountable to be arranged on platform, the circumference of apotting spindle is provided with external tooth, one axial end of apotting spindle is provided with external screw thread shaft part, another axial end is provided with smooth shaft part, smooth shaft part is provided with through hole, smooth shaft part end is provided with threaded journal, smooth shaft part to be inserted in apotting spindle installing hole and is inserted by lock pin in the through hole of pin-and-hole and smooth section, form location.It uses simple, convenient, and alleviate the labour intensity of operator, improve operating efficiency, and can ensure Product Precision, rate of reducing the number of rejects and seconds, reduces production cost, also improves productivity ratio greatly simultaneously.
Description
Technical field
The utility model relates to a kind of fixture, particularly a kind of fixture for processing shifting block spherical head.
Background technology
At present, the spherical head of shifting block all adopts lathe to process, its processing mode usually adopted is: be first fixed on by shifting block clamping on the four-jaw independent chuck that lathe is installed, carry out rough turn to the spherical head of shifting block, two pawls then unclamping four-jaw independent chuck take off shifting block, send three-dimensional coordinates measurement, the clamping position beating dial gauge adjustment shifting block according to measurement data enters Vehicle Processing to spherical head again, send three-dimensional coordinates measurement again, adjustment, so repeatedly could the good shifting block spherical head of car.But adopt this processing mode, not only high to operator's skill set requirements, waste time and energy, add the labour intensity of operator, inefficiency, and the precision of product is low and easily go out waste product, add production cost, productivity ratio also low (per tour can only output several) simultaneously.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, a kind of fixture for processing shifting block spherical head is provided, it uses simple, convenient, alleviate the labour intensity of operator, improve operating efficiency, and can Product Precision be ensured, rate of reducing the number of rejects and seconds, reduce production cost, also improve productivity ratio greatly simultaneously.
The purpose of this utility model is achieved in that a kind of fixture for processing shifting block spherical head, comprise discoid clamping fixture seat, one end face center of described discoid clamping fixture seat is provided with the cylindrical connecting portion for being connected with lathe vertically, the bottom of other end is provided with the platform perpendicular to this end face, the upper surface of this platform is 24 ± 0.03mm to the distance L in the discoid clamping fixture seat center of circle, described platform is respectively equipped with along platform longitudinally through apotting spindle installing hole and the pin-and-hole along platform lateral direction penetrating, described pin-and-hole is vertical with apotting spindle installing hole and communicate, one apotting spindle is dismountable to be arranged on platform, the circumference of described apotting spindle is provided with some external tooths for engaging with the internal tooth of shifting block, one axial end of described apotting spindle is provided with the external screw thread shaft part that diameter is less than apotting spindle, another axial end is provided with the smooth shaft part that diameter is less than apotting spindle, described smooth shaft part is radially provided with the through hole corresponding with the pin-and-hole of platform, the end of smooth shaft part is provided with the threaded journal that diameter is less than smooth shaft part, the smooth shaft part of described apotting spindle inserts in the apotting spindle installing hole of platform, the smooth section of apotting spindle and platform insert in the pin-and-hole of platform and the through hole of smooth section by lock pin, form location.
The diameter of described cylindrical connecting portion is 60mm.
The bottom of described discoid clamping fixture seat is radially provided with the via hole communicated with the pin-and-hole of platform.
The diameter of the apotting spindle installing hole of described platform is greater than the diameter of pin-and-hole.
The diameter of described apotting spindle is greater than the diameter of the apotting spindle installing hole of platform.
The diameter of described smooth shaft part is less than or equal to the diameter of the apotting spindle installing hole of platform, and the diameter of smooth shaft part is greater than the diameter of external screw thread shaft part.
The diameter of the through hole of described smooth shaft part equals the diameter of the pin-and-hole of platform.
Adopt technique scheme: the end face center due to discoid clamping fixture seat of the present utility model is provided with the cylindrical connecting portion for being connected with lathe vertically, the bottom of other end is provided with the platform perpendicular to this end face, the upper surface of this platform is 24 ± 0.03mm to the distance L in the discoid clamping fixture seat center of circle, described platform is respectively equipped with along platform longitudinally through apotting spindle installing hole and the pin-and-hole along platform lateral direction penetrating, described pin-and-hole is vertical with apotting spindle installing hole and communicate, one apotting spindle is dismountable to be arranged on platform, the circumference of described apotting spindle is provided with some external tooths for engaging with the internal tooth of shifting block, one axial end of described apotting spindle is provided with the external screw thread shaft part that diameter is less than apotting spindle, another axial end is provided with the smooth shaft part that diameter is less than apotting spindle, described smooth shaft part is radially provided with the through hole corresponding with the pin-and-hole of platform, the end of smooth shaft part is provided with the threaded journal that diameter is less than smooth shaft part, the smooth shaft part of described apotting spindle inserts in the apotting spindle installing hole of platform, the smooth section of apotting spindle and platform insert in the pin-and-hole of platform and the through hole of smooth section by lock pin, form location, like this when needs processing shifting block spherical head, only need shifting block be enclosed within apotting spindle, the internal tooth of shifting block is engaged with the external tooth of apotting spindle, and the upper surface of the lower surface of shifting block and platform is close to, because the upper surface of platform is 24 ± 0.03mm to the distance L in the discoid clamping fixture seat center of circle, can ensure that shifting block spherical head center is 24 ± 0.1mm to the distance of lower surface like this, to ensure Product Precision, to reduce the number of rejects and seconds rate, reduce production cost, also improve productivity ratio greatly simultaneously.
Because the smooth section of apotting spindle and platform insert in the pin-and-hole of platform and the through hole of smooth section by lock pin, form location, can prevent apotting spindle from rotating like this affects positioning precision thus affects shifting block machining accuracy.
The utility model is for processing the fixture of shifting block spherical head, and it is simple, convenient not only to use, and alleviates the labour intensity of operator, improve operating efficiency, and can Product Precision be ensured, rate of reducing the number of rejects and seconds, reduce production cost, also improve productivity ratio greatly simultaneously.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of discoid clamping fixture seat of the present utility model;
Fig. 3 is the right view of Fig. 2;
Fig. 4 is the structural representation of apotting spindle of the present utility model;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is using state schematic diagram of the present utility model.
In accompanying drawing, 1 is discoid clamping fixture seat, and 2 is cylindrical connecting portion, and 3 is platform, and 4 is apotting spindle installing hole, 5 is pin-and-hole, and 6 is apotting spindle, and 7 is external tooth, and 8 is external screw thread shaft part, and 9 is smooth shaft part, 10 is through hole, and 11 is threaded journal, and 12 is lock pin, and 13 is via hole, and 14 is shifting block.
Detailed description of the invention
See Fig. 1 to Fig. 6, for processing a fixture for shifting block spherical head, comprise discoid clamping fixture seat 1, an end face center of described discoid clamping fixture seat 1 is provided with the cylindrical connecting portion 2 for being connected with lathe vertically, the diameter of described cylindrical connecting portion 2 is 60mm, for being connected with lathe; The bottom of other end is provided with the platform 3 perpendicular to this end face, the upper surface of this platform 3 is 24 ± 0.03mm to the distance L in discoid clamping fixture seat 1 center of circle, can ensure that shifting block spherical head center is 24 ± 0.1mm to the distance of lower surface, to ensure Product Precision like this.Described platform 3 is respectively equipped with along platform 3 longitudinally through apotting spindle installing hole 4 and the pin-and-hole 5 along platform 3 lateral direction penetrating, described pin-and-hole 5 is vertical with apotting spindle installing hole 4 and communicate, the diameter of the apotting spindle installing hole 4 of described platform is greater than the diameter of pin-and-hole 5, the bottom of described discoid clamping fixture seat 1 is radially provided with the via hole 13 communicated with the pin-and-hole 5 of platform, is convenient to load lock pin 12.On platen 3, the diameter of described apotting spindle 6 is greater than the diameter of the apotting spindle installing hole 4 of platform to the dismountable installation of one apotting spindle 6.The circumference of described apotting spindle 6 is provided with some external tooths 7 for engaging with the internal tooth of shifting block, can engage, position shifting block 14 with the internal tooth of shifting block.One axial end of described apotting spindle 6 is provided with the external screw thread shaft part 8 that diameter is less than apotting spindle 6, for installing locking nut, positions shifting block 14; Another axial end is provided with the smooth shaft part 9 that diameter is less than apotting spindle 6, the diameter of described smooth shaft part 9 is less than or equal to the diameter of the apotting spindle installing hole 4 of platform, and the diameter of smooth shaft part 9 is greater than the diameter of external screw thread shaft part 8, the smooth section 9 of apotting spindle 6, for inserting in the apotting spindle installing hole 4 of platform, is connected with platform 3.Described smooth shaft part 9 is radially provided with the through hole 10 corresponding with the pin-and-hole 5 of platform, the center superposition of any two adjacent external tooths 7 on this through hole 10 center and apotting spindle 6, the diameter of the through hole 10 of described smooth shaft part equals the diameter of the pin-and-hole 5 of platform, for inserting for lock pin 12.The end of smooth shaft part 9 is provided with the threaded journal 11 that diameter is less than smooth shaft part 9, for installing locking nut, apotting spindle 6 and platform 3 is connected and fixed.The smooth shaft part 9 of described apotting spindle inserts in the apotting spindle installing hole 4 of platform, smooth section 9 and the platform 3 of apotting spindle insert in the pin-and-hole 5 of platform and the through hole 10 of smooth section by lock pin 12, form location, thus complete the assembling of apotting spindle 6 and discoid clamping fixture seat 1, for clamping shifting block.
The utility model uses like this:
First apotting spindle and discoid clamping fixture seat are seated, squeeze into lock pin and load onto the first locking nut and fix.The cylindrical connecting portion of discoid clamping fixture seat is connected with lathe and corrects, then by shifting block (this shifting block center and shifting block internal tooth tooth center superposition, required distance is had to end face) be enclosed within apotting spindle, the internal tooth of shifting block is engaged with the external tooth of apotting spindle, and the upper surface of the lower surface of shifting block and platform is close to, because the upper surface of platform is 24 ± 0.03mm to the distance L in the discoid clamping fixture seat center of circle, can ensure that shifting block spherical head center is 24 ± 0.1mm to the distance of lower surface like this, last second locking nut of loading onto in apotting spindle upper end compresses shifting block, turning of shifting block and this fixture can be completed join, and then shifting block spherical head is processed.
Above embodiment is only preferred embodiment be described the utility model; not scope of the present utility model is limited; under not departing from the utility model and relating to the prerequisite of spirit, the various distortion that those of ordinary skill in the art makes the technical solution of the utility model and improving all falls in the protection domain that claim of the present utility model determines.
Claims (7)
1. one kind for processing the fixture of shifting block spherical head, comprise discoid clamping fixture seat (1), it is characterized in that: an end face center of described discoid clamping fixture seat (1) is provided with the cylindrical connecting portion (2) for being connected with lathe vertically, the bottom of other end is provided with the platform (3) perpendicular to this end face, the upper surface of this platform (3) is 24 ± 0.03mm to the distance L in discoid clamping fixture seat (1) center of circle, described platform (3) is respectively equipped with along platform (3) longitudinally through apotting spindle installing hole (4) and the pin-and-hole (5) along platform (3) lateral direction penetrating, described pin-and-hole (5) is vertical with apotting spindle installing hole (4) and communicate, one apotting spindle (6) is dismountable to be arranged on platform (3), the circumference of described apotting spindle (6) is provided with some external tooths (7) for engaging with the internal tooth of shifting block, one axial end of described apotting spindle (6) is provided with the external screw thread shaft part (8) that diameter is less than apotting spindle (6), another axial end is provided with the smooth shaft part (9) that diameter is less than apotting spindle (6), described smooth shaft part (9) is radially provided with the through hole (10) corresponding with the pin-and-hole of platform (5), the end of smooth shaft part (9) is provided with the threaded journal (11) that diameter is less than smooth shaft part (9), the smooth shaft part (9) of described apotting spindle inserts in the apotting spindle installing hole (4) of platform, smooth section (9) and the platform (3) of apotting spindle insert in the pin-and-hole (5) of platform and the through hole (10) of smooth section by lock pin (12), form location.
2. the fixture for processing shifting block spherical head according to claim 1, is characterized in that: the diameter of described cylindrical connecting portion (2) is 60mm.
3. the fixture for processing shifting block spherical head according to claim 1, is characterized in that: the bottom of described discoid clamping fixture seat (1) is radially provided with the via hole (13) communicated with the pin-and-hole of platform (5).
4. the fixture for processing shifting block spherical head according to claim 1, is characterized in that: the diameter of the apotting spindle installing hole (4) of described platform is greater than the diameter of pin-and-hole (5).
5. the fixture for processing shifting block spherical head according to claim 1, is characterized in that: the diameter of described apotting spindle (6) is greater than the diameter of the apotting spindle installing hole (4) of platform.
6. the fixture for processing shifting block spherical head according to claim 1, it is characterized in that: the diameter of described smooth shaft part (9) is less than or equal to the diameter of the apotting spindle installing hole (4) of platform, and the diameter of smooth shaft part (9) is greater than the diameter of external screw thread shaft part (8).
7. the fixture for processing shifting block spherical head according to claim 1, is characterized in that: the diameter of the through hole (10) of described smooth shaft part equals the diameter of the pin-and-hole (5) of platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420776078.8U CN204449926U (en) | 2014-12-11 | 2014-12-11 | For processing the fixture of shifting block spherical head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420776078.8U CN204449926U (en) | 2014-12-11 | 2014-12-11 | For processing the fixture of shifting block spherical head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204449926U true CN204449926U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420776078.8U Expired - Fee Related CN204449926U (en) | 2014-12-11 | 2014-12-11 | For processing the fixture of shifting block spherical head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204449926U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168448A (en) * | 2018-11-12 | 2020-05-19 | 航天科工惯性技术有限公司 | Symmetry axis processingequipment of coplane quadrature hole structure |
-
2014
- 2014-12-11 CN CN201420776078.8U patent/CN204449926U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111168448A (en) * | 2018-11-12 | 2020-05-19 | 航天科工惯性技术有限公司 | Symmetry axis processingequipment of coplane quadrature hole structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20151211 |
|
| EXPY | Termination of patent right or utility model |