CN114682811A - Turning tool for gearbox differential shell - Google Patents
Turning tool for gearbox differential shell Download PDFInfo
- Publication number
- CN114682811A CN114682811A CN202210549311.8A CN202210549311A CN114682811A CN 114682811 A CN114682811 A CN 114682811A CN 202210549311 A CN202210549311 A CN 202210549311A CN 114682811 A CN114682811 A CN 114682811A
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- Prior art keywords
- positioning
- gearbox
- standard soft
- differential
- claws
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- 210000000078 claw Anatomy 0.000 claims abstract description 47
- 230000007704 transition Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention belongs to the technical field of a differential shell of a gearbox, and particularly relates to a turning tool for the differential shell of the gearbox. Comprises a chuck positioning seat and three nonstandard soft claws; the chuck positioning seat comprises a triangular positioning plate, and three inner corners of the top surface of the positioning plate are respectively provided with upright positioning columns; each non-standard soft claw is in a horizontal block shape, and the lower bottom surface is a step surface; when the lathe chuck is used, the positioning convex circle and the lathe chuck are matched, positioned and installed, and the other ends of the three nonstandard soft claws are fixedly connected with lathe clamping jaws through bolts; the lower end of the excircle of the gearbox differential shell is limited in a circle formed by corresponding ends of three non-standard soft claws, and the upper end of each positioning column correspondingly abuts against the lower end of a flange plate of the gearbox differential shell. Therefore, the circular arc ends of the three non-standard soft claws clamp the outer circular surface of the bearing connecting column of the differential shell of the gearbox, the transition frustum of the differential shell of the gearbox is limited in the middle of the three positioning columns, vibration is not easy to generate, and the mounting precision is high.
Description
Technical Field
The invention belongs to the technical field of a gearbox differential shell, and particularly relates to a turning tool for the gearbox differential shell.
Background
When fork truck gearbox differential mechanism casing and gear equipment, require to carry out high accuracy turning, need guarantee during the turning to treat that the turning gearbox differential mechanism casing is stable installs on the lathe, combines the structural feature of fork truck gearbox differential mechanism casing product, and gearbox differential mechanism casing overhang is longer when the centre gripping outside diameter, produces the vibration easily, can not guarantee the turning precision.
Disclosure of Invention
According to the problems in the background art, the turning tool for the differential shell of the gearbox is designed, the machining precision is improved, and the turning tool is stable and reliable.
The specific technical scheme of the invention is as follows: a turning tool for a gearbox differential shell comprises a chuck positioning seat 1 and three nonstandard soft claws 2;
the chuck positioning seat 1 comprises a triangular positioning plate 11 and positioning columns 12 which are vertically arranged at three inner corners of the top surface of the positioning plate 11 respectively, and a positioning convex circle 14 is arranged in the middle of the bottom surface of the positioning plate 11;
each non-standard soft claw 2 is in a horizontal block shape, and the non-standard soft claws 2 and the side edges of the top surface of the positioning plate 11 are arranged in a one-to-one correspondence manner;
the near end of each non-standard soft claw 2 is an arc segment, and the near ends of the three non-standard soft claws 2 are different arc segments of the same circle;
when the lathe clamping jaw is used, the positioning convex circle 14 and the lathe clamping jaw are matched, positioned and installed, and the far ends of the three nonstandard soft jaws 2 are fixedly connected with the lathe clamping jaw through bolts;
the adjacent ends of the three non-standard soft claws 2 are close to each other and clamp the outer circular surface of the bearing connecting column 31 of the differential case 3 of the transmission, and the upper end of each positioning column 12 is correspondingly supported on the lower end surface of the flange 32 of the differential case 3 of the transmission.
Further, every the lower bottom surface of non-standard soft claw 2 is the step face, and the front portion of lower bottom surface is the high face of step face, three side punishment that locating plate 11 top surface corresponds have respectively seted up and have dodged groove 13, and is three the close end of non-standard soft claw 2 is close to each other to when pressing from both sides the bearing connection post 31 of tight gearbox differential mechanism casing 3, dodge the low face of groove 13 bottom surface under can dodging non-standard soft claw 2.
Further, a vertical positioning stop pin 15 is arranged on one side edge of the top surface of the positioning plate 11, the positioning stop pin 15 is located on one side corresponding to the avoiding groove 13, and the transmission differential case 3 is rotated during use, so that the positioning stop pin 15 is stopped on the inner edge of the notch of the transition frustum 33 of the transmission differential case 3.
Furthermore, an inclined avoiding surface is formed on the upper portion of each positioning column 12, which is opposite to the inner side, so that the upper end of each positioning column 12 is supported on the lower end surface of the flange 32 of the differential case 3, and the avoiding surface avoids the outer circular surface of the transition frustum 33 of the differential case 3.
The invention has the beneficial technical effects that:
(1) the invention discloses a turning tool for a differential shell of a gearbox, which comprises a chuck positioning seat and three nonstandard soft claws; the chuck positioning seat comprises a triangular positioning plate and positioning columns which are vertically arranged at three inner corners of the top surface of the positioning plate respectively, and a positioning convex circle is arranged in the middle of the bottom surface of the positioning plate; each non-standard soft claw is in a horizontal block shape, and the non-standard soft claws and the side edges of the top surface of the positioning plate are arranged in a one-to-one correspondence manner; the near end of each non-standard soft claw is an arc segment, and the near ends of the three non-standard soft claws are different arc segments of the same circle;
when the lathe is used, the positioning convex circle is matched with a lathe chuck for positioning and installation, and the far ends of the three nonstandard soft claws are fixedly connected with lathe claws through bolts; the adjacent ends of the three non-standard soft claws are close to each other and clamp the outer circular surface of a bearing connecting column of the gearbox differential shell, the upper end of each positioning column is correspondingly supported on the lower end surface of a flange plate of the gearbox differential shell, a transition frustum of the gearbox differential shell is limited in the middle of the three positioning columns, vibration is not easy to generate, and the mounting precision is high.
(2) According to the invention, the positions of three side edges corresponding to the top surface of the positioning plate are respectively provided with the avoiding grooves, and when the close ends of the three non-standard soft claws are close to each other and clamp the bearing connecting column of the differential shell of the gearbox, the avoiding grooves can avoid the lower surface of the lower bottom surface of the non-standard soft claws; meanwhile, the upper part of the inner side of the positioning column is provided with an inclined avoiding surface, so that the upper end of the positioning column is supported on the lower end surface of the flange plate of the differential shell of the gearbox, and the avoiding surface avoids the outer circular surface of the transition frustum of the differential shell of the gearbox.
Drawings
FIG. 1 is a schematic structural diagram of a turning tool for a differential case of a transmission according to the invention.
Fig. 2 is a schematic structural view of the chuck positioning seat of the present invention.
Fig. 3 is another isometric view of fig. 2.
Fig. 4 is a schematic structural diagram of three non-standard soft claws of the invention.
Fig. 5 is a state diagram of the present invention in use.
Fig. 6 is another isometric view of fig. 5.
FIG. 7 is a schematic representation of the construction of the differential case of the transmission of the present invention.
Wherein: the positioning device comprises a chuck positioning seat 1, non-standard soft claws 2, a positioning plate 11, positioning columns 12, positioning grooves 13, positioning convex circles 14, positioning stop pins 15, a gearbox differential shell 3, a bearing connecting column 31, a flange plate 32 and a transition frustum 33.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Examples
A turning tool for a gearbox differential shell comprises a chuck positioning seat 1 and three nonstandard soft claws 2;
referring to fig. 7, the differential case 3 to be transmitted includes a flange 32, a transition frustum 33 and a bearing connection column 31 which are coaxially and fixedly connected, a large end of the transition frustum 33 is fixedly connected to the flange 32, and a small end of the transition frustum 33 is fixedly connected to one end of the bearing connection column 31.
Referring to fig. 1-6, the chuck positioning seat 1 comprises a triangular positioning plate 11 and positioning columns 12 which are respectively vertically arranged at three inner corners of the top surface of the positioning plate 11, and a positioning convex circle 14 is arranged in the middle of the bottom surface of the positioning plate 11;
each non-standard soft claw 2 is in a horizontal block shape, and the non-standard soft claws 2 and the side edges of the top surface of the positioning plate 11 are arranged in a one-to-one correspondence manner;
the near end of each non-standard soft claw 2 is an arc segment, and the near ends of the three non-standard soft claws 2 are different arc segments of the same circle;
when the lathe is used, the positioning convex circle 14 and a lathe chuck are matched, positioned and installed, and the far ends of the three non-standard soft claws 2 are fixedly connected with lathe jaws through bolts;
the adjacent ends of the three non-standard soft claws 2 are close to each other and clamp the outer circular surface of the bearing connecting column 31 of the differential case 3 of the transmission, and the upper end of each positioning column 12 is correspondingly supported on the lower end surface of the flange 32 of the differential case 3 of the transmission.
Every the lower bottom surface of non-standard soft claw 2 is the step face, and the front portion of lower bottom surface is the high face of step face, three side punishment that locating plate 11 top surface corresponds have respectively seted up and have dodged groove 13, and is three the close end of non-standard soft claw 2 is close to each other to when pressing from both sides the bearing connection post 31 of tight gearbox differential mechanism casing 3, dodge the low face of non-standard soft claw 2 bottom surface down in the groove 13 of dodging.
An upright positioning stop pin 15 is arranged on one side edge of the top surface of the positioning plate 11, the positioning stop pin 15 is located on one side corresponding to the avoiding groove 13, and the gearbox differential case 3 is rotated during use, so that the positioning stop pin 15 is stopped on the inner edge of a gap of a transition frustum 33 of the gearbox differential case 3.
An inclined avoiding surface is formed on the upper portion of the inner side of each positioning column 12, so that the upper end of each positioning column 12 is supported on the lower end face of the flange plate 32 of the differential case housing 3, and the avoiding surface avoids the outer circular face of the transition frustum 33 of the differential case housing 3.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (4)
1. The utility model provides a turning frock for gearbox differential casing which characterized in that: comprises a chuck positioning seat (1) and three non-standard soft claws (2);
the chuck positioning seat (1) comprises a triangular positioning plate (11) and positioning columns (12) which are respectively and vertically arranged at three inner corners of the top surface of the positioning plate (11), and a positioning convex circle (14) is arranged in the middle of the bottom surface of the positioning plate (11);
each non-standard soft claw (2) is in a horizontal block shape, and the non-standard soft claws (2) and the side edges of the top surface of the positioning plate (11) are arranged in a one-to-one correspondence manner;
the close end of each non-standard soft claw (2) is an arc segment, and the close ends of the three non-standard soft claws (2) are different arc segments of the same circle;
when the lathe is used, the positioning convex circle (14) and a lathe chuck are matched, positioned and installed, and the far ends of the three non-standard soft claws (2) are fixedly connected with lathe claws through bolts;
the adjacent ends of the three non-standard soft claws (2) are close to each other and clamp the outer circular surface of a bearing connecting column (31) of the differential case (3) of the transmission, and the upper end of each positioning column (12) is correspondingly supported on the lower end surface of a flange (32) of the differential case (3) of the transmission.
2. The turning tool for the differential case of the gearbox as set forth in claim 1, wherein: every the lower bottom surface of non-standard soft claw (2) is the step face, and the front portion of bottom surface is the high face of step face down, three side punishments that locating plate (11) top surface corresponds have respectively been seted up and have been dodged groove (13), and are three the near end of non-standard soft claw (2) is close to each other to when pressing from both sides bearing connection post (31) of tight gearbox differential mechanism casing (3), dodge the low face of bottom surface under non-standard soft claw (2) in groove (13) can dodge.
3. The turning tool for the differential case of the gearbox as set forth in claim 1, wherein: the side edge of the top surface of the positioning plate (11) is provided with an upright positioning stop pin (15), the positioning stop pin (15) is located on one side of the corresponding avoidance groove (13), and the differential case (3) of the gearbox is rotated during use, so that the positioning stop pin (15) is stopped on the inner edge of a notch of a transition frustum (33) of the differential case (3) of the gearbox.
4. The turning tool for the differential shell of the gearbox according to claim 1, characterized in that: an inclined avoiding surface is formed in the upper portion of the inner side, opposite to each positioning column (12), of each positioning column, so that the upper end of each positioning column (12) is supported on the lower end surface of a flange plate (32) of the differential shell (3) of the gearbox, and the avoiding surface avoids the outer circular surface of a transition frustum (33) of the differential shell (3) of the gearbox.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210549311.8A CN114682811A (en) | 2022-05-20 | 2022-05-20 | Turning tool for gearbox differential shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210549311.8A CN114682811A (en) | 2022-05-20 | 2022-05-20 | Turning tool for gearbox differential shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114682811A true CN114682811A (en) | 2022-07-01 |
Family
ID=82144786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210549311.8A Pending CN114682811A (en) | 2022-05-20 | 2022-05-20 | Turning tool for gearbox differential shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114682811A (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH552431A (en) * | 1973-05-29 | 1974-08-15 | Rieder Ernst | CHUCKS FOR LATHE. |
| CN201324844Y (en) * | 2008-12-18 | 2009-10-14 | 重庆迈崴机器有限公司 | Clamp for processing spherical surface of differential case |
| CN103551815A (en) * | 2013-11-15 | 2014-02-05 | 中国重汽集团济南动力有限公司 | Technological method for processing differential casing and processing device |
| CN104015065A (en) * | 2014-05-16 | 2014-09-03 | 安徽合力股份有限公司 | Turning positioning tool for forklift differential shell |
| CN104191186A (en) * | 2014-08-01 | 2014-12-10 | 柳州市英利机械铸造有限责任公司 | Gearbox machining method |
| CN204321229U (en) * | 2014-12-19 | 2015-05-13 | 重庆美欧特机电制造有限公司 | Gearbox protecgulum end face clamp for machining |
| CN206405784U (en) * | 2017-01-11 | 2017-08-15 | 上海凯佑辉精密机械有限公司 | A kind of machining center Special tooling clamp |
| CN208374243U (en) * | 2018-03-02 | 2019-01-15 | 苏州市昌星模具机械有限公司 | A kind of soft pawl of chuck for machining high-precision gear blank |
| CN208450636U (en) * | 2018-07-06 | 2019-02-01 | 安徽合力股份有限公司 | A kind of processing tool for lathe process axis class eccentric orfice |
| CN209736665U (en) * | 2019-04-12 | 2019-12-06 | 长春一汽四环金仑汽车零部件有限公司 | Differential mechanism casing positioning chuck |
| CN210132077U (en) * | 2019-07-07 | 2020-03-10 | 赵宏伟 | Chuck soft claw of automobile rear brake hub |
| CN211939154U (en) * | 2020-04-03 | 2020-11-17 | 山东蓬翔汽车有限公司 | Vertical processing drilling equipment of differential mechanism casing |
| CN213998645U (en) * | 2020-12-31 | 2021-08-20 | 青岛畅隆智造科技有限公司 | Differential mechanism inner shell processing frock |
| KR102348826B1 (en) * | 2021-10-15 | 2022-01-10 | 브이앤씨테크 주식회사 | lathe source machining jig |
-
2022
- 2022-05-20 CN CN202210549311.8A patent/CN114682811A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH552431A (en) * | 1973-05-29 | 1974-08-15 | Rieder Ernst | CHUCKS FOR LATHE. |
| CN201324844Y (en) * | 2008-12-18 | 2009-10-14 | 重庆迈崴机器有限公司 | Clamp for processing spherical surface of differential case |
| CN103551815A (en) * | 2013-11-15 | 2014-02-05 | 中国重汽集团济南动力有限公司 | Technological method for processing differential casing and processing device |
| CN104015065A (en) * | 2014-05-16 | 2014-09-03 | 安徽合力股份有限公司 | Turning positioning tool for forklift differential shell |
| CN104191186A (en) * | 2014-08-01 | 2014-12-10 | 柳州市英利机械铸造有限责任公司 | Gearbox machining method |
| CN204321229U (en) * | 2014-12-19 | 2015-05-13 | 重庆美欧特机电制造有限公司 | Gearbox protecgulum end face clamp for machining |
| CN206405784U (en) * | 2017-01-11 | 2017-08-15 | 上海凯佑辉精密机械有限公司 | A kind of machining center Special tooling clamp |
| CN208374243U (en) * | 2018-03-02 | 2019-01-15 | 苏州市昌星模具机械有限公司 | A kind of soft pawl of chuck for machining high-precision gear blank |
| CN208450636U (en) * | 2018-07-06 | 2019-02-01 | 安徽合力股份有限公司 | A kind of processing tool for lathe process axis class eccentric orfice |
| CN209736665U (en) * | 2019-04-12 | 2019-12-06 | 长春一汽四环金仑汽车零部件有限公司 | Differential mechanism casing positioning chuck |
| CN210132077U (en) * | 2019-07-07 | 2020-03-10 | 赵宏伟 | Chuck soft claw of automobile rear brake hub |
| CN211939154U (en) * | 2020-04-03 | 2020-11-17 | 山东蓬翔汽车有限公司 | Vertical processing drilling equipment of differential mechanism casing |
| CN213998645U (en) * | 2020-12-31 | 2021-08-20 | 青岛畅隆智造科技有限公司 | Differential mechanism inner shell processing frock |
| KR102348826B1 (en) * | 2021-10-15 | 2022-01-10 | 브이앤씨테크 주식회사 | lathe source machining jig |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20220701 |