CN219379023U - Copper bush location frock structure - Google Patents
Copper bush location frock structure Download PDFInfo
- Publication number
- CN219379023U CN219379023U CN202220293342.7U CN202220293342U CN219379023U CN 219379023 U CN219379023 U CN 219379023U CN 202220293342 U CN202220293342 U CN 202220293342U CN 219379023 U CN219379023 U CN 219379023U
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- positioning
- ring groove
- protruding
- copper
- ring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model provides a copper bush positioning tool structure, which ensures that the clamping of a copper bush is convenient and reliable, ensures quick positioning and clamping, and improves the production efficiency. The device comprises a mandrel and a locking screw; the mandrel comprises an inner end positioning shaft, a middle stop boss and an outer end protruding ring sleeve, wherein the axial length of the outer end protruding ring sleeve is not less than that of the copper bushing, the outer end protruding ring sleeve is formed by combining a plurality of positioning rings, a space is reserved between every two adjacent positioning rings, a positioning thread ring groove is formed in the inner wall of the integral outer end protruding ring sleeve, and an inward concave conical positioning ring groove is formed in the outer starting end of the positioning thread ring groove; the inner end positioning shaft is used for being in positioning connection with the lathe clamping jaw; the outer annular surface of the middle stop boss, which faces to the outer end of the convex annular sleeve, is used for positioning the outer annular end surface of the large ring of the copper bush; the locking screw comprises a protruding stud, a guiding conical ring groove and a rear end driving end, wherein the rear end driving end is connected with the front end of the guiding conical ring groove, and the front end of the guiding conical ring groove is provided with the protruding stud in a protruding mode.
Description
Technical Field
The utility model relates to the technical field of copper bushing positioning tools, in particular to a copper bushing positioning tool structure.
Background
Copper bush uses comparatively extensive spare part in the mechanical equipment, and copper bush's advantage has: wear resistance, corrosion resistance and compression resistance are good. The copper bushing is mainly made of brass, bronze, aluminum bronze, phosphor bronze and clamp bronze; the copper bushing is also excellent in castability and machinability among many parts.
The copper bush comprises casting and machining, a blank after casting is subjected to precise trimming through machining, the structure of the copper bush is shown in fig. 1, the outer circle of a step is thin due to small parts, and for a lathe, three jaws of the lathe cannot be clamped, so that the machining has difficulty, and the technical difficulty needs to be overcome.
Disclosure of Invention
Aiming at the problems, the utility model provides a copper bushing positioning tool structure which ensures that the clamping of a copper bushing is convenient and reliable, ensures quick positioning and clamping, and improves the production efficiency.
Copper bush location frock structure, its characterized in that includes:
a mandrel;
a locking screw;
the mandrel comprises an inner end positioning shaft, a middle stop boss and an outer end protruding ring sleeve, wherein the axial length of the outer end protruding ring sleeve is not smaller than that of the copper bushing, the outer end protruding ring sleeve is formed by combining a plurality of positioning rings, a space is reserved between every two adjacent positioning rings, a positioning thread ring groove is formed in the inner wall of the integral outer end protruding ring sleeve, and an inwards concave conical positioning ring groove is formed in the outer starting end of the positioning thread ring groove;
the inner end positioning shaft is used for being in positioning connection with a lathe clamping jaw;
the outer annular surface of the middle stop boss, which faces to the outer end of the convex annular sleeve, is used for positioning the outer annular end surface of the large ring of the copper bush;
the locking screw comprises a protruding stud, a guiding conical ring groove and a rear end driving end, wherein the rear end driving end is connected with the front end of the guiding conical ring groove, the protruding stud is protruded forward of the front end of the guiding conical ring groove, and the guiding conical ring groove is profiled to be arranged in the concave conical positioning ring groove.
It is further characterized by:
the rear end driving end of the locking screw is of a square structure, so that reliable and effective driving is ensured;
the inward concave conical positioning ring groove is a conical surface with a flaring of 60 degrees from inside to outside, and the guiding conical ring groove is a profiled conical surface with a flaring of 60 degrees from front to back to outside, so that the conical surface positioning is accurate and reliable;
the inner end of the positioning ring is fixedly connected to the end face of the middle stop boss, so that the mandrel is integrally formed;
the outer diameter of the inner cavity of the outer end bulge loop after the locking screw is inserted in is equal to the inner diameter of the copper bush.
After the structure of the utility model is adopted, the lathe clamping jaw clamps the outer circle of the positioning shaft at the inner end of the mandrel, then the convex stud of the locking screw is inserted into the positioning threaded ring groove, the copper bush is sleeved on the outer circumference of the convex ring sleeve at the outer end, the outer end face of the large ring of the copper bush is tightly clung to the end face of the stop boss at the middle part, and then the rear end driving end of the locking screw is tightly screwed by using a spanner, so that the guiding conical ring groove is clung to the concave conical positioning ring groove, thereby the positioning ring expands outwards to support the inner hole of the copper bush, and after locking, whether looseness exists is checked, if the copper bush cannot move rotationally, the processing can be started; after the turning is finished, only the spanner is used for loosening the locking screw, the copper bush is not required to be dismantled, the copper bush is loosened and removed, the steps can be repeated in the follow-up process, the cyclic processing is carried out, the mandrel is positioned once, the correction is not required to be repeated again, the dismounting part is convenient, the clamping of the copper bush is convenient and reliable, the quick positioning clamping is ensured, and the production efficiency is improved.
Drawings
FIG. 1 is a cross-sectional view of an assembled structure of the present utility model;
FIG. 2 is a schematic perspective view of the mandrel of the present utility model;
FIG. 3 is a schematic perspective view of the locking screw of the present utility model;
FIG. 4 is a perspective view of the present utility model for locating a copper bushing;
the names corresponding to the serial numbers in the figures are as follows:
the core shaft 10, an inner end positioning shaft 11, a middle stop boss 12, an outer end protruding ring sleeve 13, a positioning ring 131, a space 132, a positioning thread ring groove 133, an inner concave conical positioning ring groove 134, a locking screw 20, a protruding stud 21, a guiding conical ring groove 22, a rear end driving end 23, a copper bushing 30 and a large ring outer end face 31.
Detailed Description
1-4, the copper bushing positioning tool structure comprises a mandrel 10 and a locking screw 20;
the mandrel 10 comprises an inner end positioning shaft 11, a middle stop boss 12 and an outer end protruding ring sleeve 13, the axial length of the outer end protruding ring sleeve 13 is not smaller than that of the copper bush 30, the outer end protruding ring sleeve 13 is formed by combining a plurality of positioning rings 131, a space 132 is reserved between every two adjacent positioning rings 131, a positioning threaded ring groove 133 is arranged on the inner wall of the integral outer end protruding ring sleeve 13, and an inward concave conical positioning ring groove 134 is arranged at the outer starting end of the positioning threaded ring groove 133;
the inner end positioning shaft 11 is used for positioning and connecting with a lathe clamping jaw;
the outer annular surface of the middle stop boss 12, which faces the outer end of the convex annular sleeve 13, is used for positioning the large annular outer end surface 31 of the copper bush 30;
the locking screw 20 comprises a protruding stud 21, a guiding conical ring groove 22 and a rear end driving end 23, wherein the rear end driving end 23 is connected with the front end of the guiding conical ring groove 22, the protruding stud 21 is protruding forward of the front end of the guiding conical ring groove 22, and the guiding conical ring groove 22 is profiled to be arranged in the concave conical positioning ring groove 134.
In specific implementation, the rear end driving end 23 of the locking screw 20 is of a square structure, so that reliable and effective driving is ensured;
the inward concave conical positioning ring groove 134 is a conical surface with a flaring of 60 degrees from inside to outside, the guiding conical ring groove 22 is a profiled conical surface with a flaring of 60 degrees from front to back to outside, and the conical surface positioning is accurate and reliable;
the inner end of the positioning ring 131 is fixedly connected to the end face of the middle stop boss 12, so that the mandrel 10 is integrally formed;
the outer diameter of the inner cavity of the outer end bulge loop 13 after the locking screw is inserted is equal to the inner diameter of the copper bush 30.
In particular, the outer raised collar 13 is comprised of a four-lobed retainer ring 131.
The working flow is as follows: the lathe clamping jaw clamps the excircle of the positioning shaft at the inner end of the mandrel, then a raised stud of the locking screw is inserted into the positioning threaded ring groove, the copper bush is sleeved on the outer circumference of the raised ring sleeve at the outer end, the outer end face of the large ring of the copper bush is clung to the end face of the stop boss at the middle part, the rear end driving end of the locking screw is screwed by using a spanner, the guiding conical ring groove is clung to the concave conical positioning ring groove, so that the positioning ring expands outwards to support the inner hole of the copper bush, and after locking, whether looseness exists is checked, if the copper bush cannot move rotationally, the processing can be started; after the turning is finished, only the spanner is used for loosening the locking screw, the copper bush is not required to be dismantled, the copper bush is loosened and removed, the steps can be repeated in the follow-up process, the cyclic processing is carried out, the mandrel is positioned once, the correction is not required to be repeated again, the dismounting part is convenient, the clamping of the copper bush is convenient and reliable, the quick positioning clamping is ensured, and the production efficiency is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (5)
1. Copper bush location frock structure, its characterized in that includes:
a mandrel;
a locking screw;
the mandrel comprises an inner end positioning shaft, a middle stop boss and an outer end protruding ring sleeve, wherein the axial length of the outer end protruding ring sleeve is not smaller than that of the copper bushing, the outer end protruding ring sleeve is formed by combining a plurality of positioning rings, a space is reserved between every two adjacent positioning rings, a positioning thread ring groove is formed in the inner wall of the integral outer end protruding ring sleeve, and an inwards concave conical positioning ring groove is formed in the outer starting end of the positioning thread ring groove;
the inner end positioning shaft is used for being in positioning connection with a lathe clamping jaw;
the outer annular surface of the middle stop boss, which faces to the outer end of the convex annular sleeve, is used for positioning the outer annular end surface of the large ring of the copper bush;
the locking screw comprises a protruding stud, a guiding conical ring groove and a rear end driving end, wherein the rear end driving end is connected with the front end of the guiding conical ring groove, the protruding stud is protruded forward of the front end of the guiding conical ring groove, and the guiding conical ring groove is profiled to be arranged in the concave conical positioning ring groove.
2. The copper bushing positioning tooling structure of claim 1, wherein: the rear end driving end of the locking screw is of a square structure.
3. The copper bushing positioning tooling structure of claim 1, wherein: the inward concave conical positioning ring groove is a conical surface with a flaring of 60 degrees from inside to outside, and the guiding conical ring groove is a profiled conical surface with a flaring of 60 degrees from front to back.
4. The copper bushing positioning tooling structure of claim 1, wherein: the inner end of the positioning ring is fixedly connected to the end face of the middle stop boss.
5. The copper bushing positioning tooling structure of claim 1, wherein: the outer diameter of the inner cavity of the outer end bulge loop after the locking screw is inserted in is equal to the inner diameter of the copper bush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220293342.7U CN219379023U (en) | 2022-02-14 | 2022-02-14 | Copper bush location frock structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220293342.7U CN219379023U (en) | 2022-02-14 | 2022-02-14 | Copper bush location frock structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219379023U true CN219379023U (en) | 2023-07-21 |
Family
ID=87197664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220293342.7U Active CN219379023U (en) | 2022-02-14 | 2022-02-14 | Copper bush location frock structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219379023U (en) |
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2022
- 2022-02-14 CN CN202220293342.7U patent/CN219379023U/en active Active
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