CN211639497U - Gear ring hard turning clamp - Google Patents
Gear ring hard turning clamp Download PDFInfo
- Publication number
- CN211639497U CN211639497U CN201922452445.4U CN201922452445U CN211639497U CN 211639497 U CN211639497 U CN 211639497U CN 201922452445 U CN201922452445 U CN 201922452445U CN 211639497 U CN211639497 U CN 211639497U
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- gear ring
- top surface
- jaw chuck
- pitch circle
- hole section
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Abstract
The utility model discloses a gear ring hard turning clamp, which comprises a three-jaw chuck and a connecting disc, wherein the three-jaw chuck is fixed on the top surface of the connecting disc, a plurality of support columns are fixed on the top surface of the connecting disc, and all the support columns are positioned outside the three-jaw chuck; a guide rod is fixed at the top end of the support column, and a manual pressing plate is fixed on the guide rod; the gear ring to be machined is clamped on the three-jaw chuck, the top ring body of the pitch circle retainer is pressed on the top surface of the gear ring to be machined, the round steel column of the pitch circle retainer is inserted and sleeved in the corresponding tooth socket of the gear ring to be machined, and the manual pressing plate is pressed on the top surface of the top ring body of the pitch circle retainer. It is through installing adjustable manual clamp plate on the connection pad, and the ring gear of treating the processing is gone up and is installed pitch circle holder centering and manual clamp plate and press for the ring gear centre gripping of treating the processing is stable firm, guarantees the machining precision, guarantees ring gear pitch circle footpath and jumps in the processing requirement scope, and parts such as its manual clamp plate make simply moreover, convenient transformation, and the transformation cost is low.
Description
The technical field is as follows:
the utility model relates to a machining equipment technical field, more specifically the utility model relates to a ring gear hard turning anchor clamps that says so.
Background art:
in the conventional gear ring machining, as shown in fig. 1, a manual three-jaw chuck is generally adopted for clamping and fixing and then machining, and after the gear ring is machined, the pitch circle radial run-out is large, so that the subsequent gear grinding process is difficult to machine (the grinding wheel is not uniformly worn and the precision is difficult to maintain).
The utility model has the following contents:
the utility model aims at overcoming prior art's is not enough, provides a ring gear hard turning anchor clamps, and it is through the manual clamp plate with adjustable installation on the connection pad, and installation pitch circle holder centering and manual clamp plate press on the ring gear of treating processing for the ring gear centre gripping of treating processing is stable firm, guarantees the machining precision, guarantees that ring gear pitch circle footpath jumps in the processing requirement within range, and parts such as its manual clamp plate make simply moreover, and convenient the transformation is with low costs.
The utility model provides a technical problem's scheme is:
a gear ring hard turning clamp comprises a three-jaw chuck and a connecting disc, wherein the three-jaw chuck is fixed on the top surface of the connecting disc, a plurality of supporting columns are fixed on the top surface of the connecting disc, and all the supporting columns are positioned on the outer side of the three-jaw chuck;
a guide rod is fixed at the top end of the support column, and a manual pressing plate is fixed on the guide rod;
the gear ring to be machined is clamped on the three-jaw chuck, the top ring body of the pitch circle retainer is pressed on the top surface of the gear ring to be machined, the round steel column of the pitch circle retainer is inserted and sleeved in the corresponding tooth socket of the gear ring to be machined, and the manual pressing plate is pressed on the top surface of the top ring body of the pitch circle retainer.
The pitch circle retainer comprises a top ring body, and a plurality of round steel columns are fixed on the bottom surface of the edge of the top ring body.
The three-jaw chuck is a manual three-jaw chuck.
The top middle part shaping of support column has the spiro union hole, and the bottom shaping of guide bar has the spiro union, and the spiro union head spiro union is in the spiro union hole.
The top surface middle part shaping of guide bar has the jack, and the bottom surface middle part shaping of jack has the spiro union through-hole, and the outer end bottom surface shaping of manual clamp plate has the extension post, and the extension post plug bush is in the jack.
A large-diameter hole section is formed in the middle of the bottom end of the extension column, a middle transition hole section is formed in the middle of the top surface of the large-diameter hole section, a mounting hole is formed in the top surface of the manual pressing plate and communicated with the top end of the middle transition hole section, and the diameters of the mounting hole and the large-diameter hole section are larger than those of the middle transition hole section;
the large-diameter hole section is sleeved with a buffer spring, a screw rod of an adjusting bolt is inserted in the middle transition hole section and the large-diameter hole section in a sleeved mode, the bottom end of the screw rod of the adjusting bolt is in threaded connection with the through hole, the screw rod of the adjusting bolt is inserted in the buffer spring in a sleeved mode, the bottom end of the buffer spring exerts force on the bottom surface of the inserting hole, the top end of the buffer spring exerts force on the top surface of the large-diameter hole section, the head of the adjusting bolt is inserted in the mounting hole in a sleeved mode, and the head of the adjusting bolt presses against the bottom surface of the.
The utility model discloses an outstanding effect is:
compared with the prior art, the adjustable manual pressing plate is arranged on the connecting disc, the pitch circle retainer is arranged on the gear ring to be processed for centering and the manual pressing plate is pressed against, so that the gear ring to be processed is stable and firm in clamping, the processing precision is guaranteed, the pitch circle diameter of the gear ring is guaranteed to be in the processing requirement range, and the manual pressing plate is simple to manufacture, convenient to modify and low in modification cost.
Description of the drawings:
FIG. 1 is a schematic diagram of a prior art ring gear clamp;
fig. 2 is a partial structural schematic diagram of the present invention;
fig. 3 is a partial top view of the present invention;
fig. 4 is a partially enlarged view of fig. 2.
The specific implementation mode is as follows:
in an embodiment, as shown in fig. 2 to 4, a gear ring hard turning fixture comprises a three-jaw chuck 10 and a connecting disc 20, wherein the three-jaw chuck 10 is fixed on the top surface of the connecting disc 20, a plurality of supporting columns 30 are fixed on the top surface of the connecting disc 20, and all the supporting columns 30 are positioned outside the three-jaw chuck 10;
a guide rod 40 is fixed at the top end of the support column 30, and a manual pressing plate 50 is fixed on the guide rod 40;
the gear ring 100 to be machined is clamped on the three-jaw chuck 10, the top ring body 61 of the pitch circle retainer 60 is pressed against the top surface of the gear ring 100 to be machined, the round steel columns 62 of the pitch circle retainer 60 are inserted into corresponding tooth grooves of the gear ring 100 to be machined, and the manual pressure plate 50 is pressed against the top surface of the top ring body 61 of the pitch circle retainer 60.
Further, the pitch circle holder 60 includes a top ring body 61, and a plurality of round steel columns 62 are fixed to an edge bottom surface of the top ring body 61.
Further, the three-jaw chuck 10 is a manual three-jaw chuck.
Further, a screw hole 31 is formed in the middle of the top end of the support column 30, and a screw joint 41 is formed at the bottom end of the guide rod 40, and the screw joint 41 is screwed in the screw hole 31.
Furthermore, a jack 42 is formed in the middle of the top surface of the guide rod 40, a screw through hole 43 is formed in the middle of the bottom surface of the jack 42, an extension column 51 is formed on the bottom surface of the outer end of the manual pressing plate 50, and the extension column 51 is inserted into the jack 42.
Further, a large-diameter hole section 52 is formed in the middle of the bottom end of the extension column 51, a middle transition hole section 53 is formed in the middle of the top surface of the large-diameter hole section 52, a mounting hole 54 is formed in the top surface of the manual pressing plate 50, the mounting hole 54 is communicated with the top end of the middle transition hole section 53, and the diameters of the mounting hole 54 and the large-diameter hole section 52 are larger than that of the middle transition hole section 53;
the large-diameter hole section 52 is sleeved with the buffer spring 1 in a inserting mode, the screw rod of the adjusting bolt 2 is inserted and sleeved in the middle transition hole section 53 and the large-diameter hole section 52, the bottom end of the screw rod of the adjusting bolt 2 is in threaded connection with the through hole 43, the screw rod of the adjusting bolt 2 is inserted and sleeved in the buffer spring 1, the bottom end of the buffer spring 1 is forced on the bottom surface of the inserting hole 42, the top end of the buffer spring 1 is forced on the top surface of the large-diameter hole section 52, the head of the adjusting bolt 2 is inserted and sleeved in the mounting hole 54, and the head of the adjusting bolt 2 is pressed on the bottom surface of the mounting.
When the pitch circle clamp is used, the top ring body 61 of the pitch circle holder 60 is pressed against the top surface of the gear ring 100 to be processed, the round steel column 62 of the pitch circle holder 60 is inserted into the corresponding tooth socket of the gear ring 100 to be processed, then the pitch circle holder 60 and the gear ring 100 are placed in the three-jaw chuck 10 and clamped on the three-jaw chuck 10, the three-jaw chuck 10 is a manual three-jaw chuck, the round steel column 62 and the gear ring 100 are clamped through manual rotation, then the three adjusting bolts 2 are manually rotated, the manual pressure plate 50 moves downwards and is pressed against the top surface of the top ring body 61 of the pitch circle holder 60 to complete compression, then processing can be carried out, after the processing is finished, the adjusting bolts 2 are unscrewed and the three-jaw chuck 10 is loosened, the gear ring 100 can be moved out, then, the gear ring 100 to be subsequently processed is installed, and is convenient to install and disassemble, the effect is good.
Finally, the above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (6)
1. The utility model provides a ring gear hard turning anchor clamps, includes three-jaw chuck (10) and connection pad (20), its characterized in that: the three-jaw chuck (10) is fixed on the top surface of the connecting disc (20), a plurality of supporting columns (30) are fixed on the top surface of the connecting disc (20), and all the supporting columns (30) are positioned on the outer side of the three-jaw chuck (10);
a guide rod (40) is fixed at the top end of the supporting column (30), and a manual pressing plate (50) is fixed on the guide rod (40);
the gear ring (100) to be machined is clamped on the three-jaw chuck (10), the top ring body (61) of the pitch circle retainer (60) is pressed against the top surface of the gear ring (100) to be machined, the round steel columns (62) of the pitch circle retainer (60) are inserted into corresponding tooth grooves of the gear ring (100) to be machined, and the manual pressure plate (50) is pressed against the top surface of the top ring body (61) of the pitch circle retainer (60).
2. The gear ring hard turning clamp of claim 1, wherein: the pitch circle retainer (60) comprises a top ring body (61), and a plurality of round steel columns (62) are fixed on the bottom surface of the side part of the top ring body (61).
3. The gear ring hard turning clamp of claim 1, wherein: the three-jaw chuck (10) is a manual three-jaw chuck.
4. The gear ring hard turning clamp of claim 1, wherein: the top middle part shaping of support column (30) has spiro union hole (31), and the bottom shaping of guide bar (40) has screwed joint (41), and screwed joint (41) spiro union is in spiro union hole (31).
5. The gear ring hard turning clamp of claim 1, wherein: the top surface middle part shaping of guide bar (40) has jack (42), and the bottom surface middle part shaping of jack (42) has spiro union through-hole (43), and the outer end bottom surface shaping of manual clamp plate (50) has extension post (51), extends post (51) plug bush in jack (42).
6. The gear ring hard turning clamp of claim 5, wherein: a large-diameter hole section (52) is formed in the middle of the bottom end of the extension column (51), a middle transition hole section (53) is formed in the middle of the top surface of the large-diameter hole section (52), a mounting hole (54) is formed in the top surface of the manual pressing plate (50), the mounting hole (54) is communicated with the top end of the middle transition hole section (53), and the diameters of the mounting hole (54) and the large-diameter hole section (52) are larger than that of the middle transition hole section (53);
the large-diameter hole section (52) is sleeved with a buffer spring (1), a screw rod of an adjusting bolt (2) is inserted in the middle transition hole section (53) and the large-diameter hole section (52), the bottom end of the screw rod of the adjusting bolt (2) is screwed in the screw connection through hole (43), the screw rod of the adjusting bolt (2) is inserted in the buffer spring (1), the bottom end of the buffer spring (1) is stressed on the bottom surface of the jack (42), the top end of the buffer spring (1) is stressed on the top surface of the large-diameter hole section (52), the head of the adjusting bolt (2) is inserted in the mounting hole (54), and the head of the adjusting bolt (2) is pressed on the bottom surface of the mounting hole (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922452445.4U CN211639497U (en) | 2019-12-31 | 2019-12-31 | Gear ring hard turning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922452445.4U CN211639497U (en) | 2019-12-31 | 2019-12-31 | Gear ring hard turning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211639497U true CN211639497U (en) | 2020-10-09 |
Family
ID=72701464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922452445.4U Active CN211639497U (en) | 2019-12-31 | 2019-12-31 | Gear ring hard turning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211639497U (en) |
-
2019
- 2019-12-31 CN CN201922452445.4U patent/CN211639497U/en active Active
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