CN111015587A - Planet carrier subassembly is with assembly fixture - Google Patents
Planet carrier subassembly is with assembly fixture Download PDFInfo
- Publication number
- CN111015587A CN111015587A CN201911394747.9A CN201911394747A CN111015587A CN 111015587 A CN111015587 A CN 111015587A CN 201911394747 A CN201911394747 A CN 201911394747A CN 111015587 A CN111015587 A CN 111015587A
- Authority
- CN
- China
- Prior art keywords
- positioning column
- assembly
- inner ring
- planet carrier
- ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000004323 axial length Effects 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000004484 Briquette Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
本发明的目的是提供一种能实现轮轴、滚针和行星齿轮间装配的行星架组件用装配工装。一种行星架组件用装配工装，包括压块组件和保持组件，所述保持组件包括相互独立的内环和外环，所述内环和外环均具有中心孔，所述外环套设在内环周向外侧，且外环和内环的轴向长度均小于待压装滚针的轴向长度，所述压装组件包括固定块，所述固定块具有向下开口的内腔，所述内腔中设有定位柱，所述定位柱下端穿过内腔以延伸至固定块下侧，所述定位柱下端能伸入内环的中心孔内，所述固定块下端固定有压块，所述压块具有上下贯穿以供定位柱下端通过的贯穿槽，所述压块外径小于外环内径，所述压块内径大于内环外径。
The purpose of the present invention is to provide an assembly tool for a planet carrier assembly that can realize the assembly between the axle, the needle roller and the planetary gear. An assembly tool for a planet carrier assembly includes a pressing block assembly and a holding assembly, the holding assembly includes an inner ring and an outer ring independent of each other, the inner ring and the outer ring both have a central hole, and the outer ring is sleeved on the The inner ring is circumferentially outward, and the axial lengths of the outer ring and the inner ring are both smaller than the axial lengths of the needle rollers to be press-fitted. The inner cavity is provided with a positioning column, the lower end of the positioning column passes through the inner cavity to extend to the lower side of the fixing block, the lower end of the positioning column can extend into the central hole of the inner ring, and the lower end of the fixing block is fixed with a pressing block The pressing block has a through groove that penetrates up and down for the lower end of the positioning column to pass through, the outer diameter of the pressing block is smaller than the inner diameter of the outer ring, and the inner diameter of the pressing block is larger than the outer diameter of the inner ring.
Description
Technical Field
The invention relates to an assembly tool for a planet carrier assembly.
Background
The planet carrier assembly comprises a planet carrier plate, a wheel shaft and a planet gear, and in order to reduce the friction force between the wheel shaft and the planet gear, a plurality of roller pins can be pressed between the outer wall of the wheel shaft and the central hole of the planet gear, but the roller pins are too thin, so that the efficiency is low if the roller pins are pressed one by workers.
Disclosure of Invention
The invention aims to provide an assembly tool for a planet carrier assembly, which can press a plurality of roller pins between the outer wall of an axle and a central hole of a planet gear to assemble the axle and the planet gear.
In order to achieve the purpose, the invention adopts the following technical scheme: the assembly tool for the planet carrier assembly comprises a pressing block assembly and a retaining assembly, wherein the retaining assembly comprises an inner ring and an outer ring which are independent of each other, the inner ring and the outer ring are provided with center holes, the outer ring is sleeved on the outer side of the periphery of the inner ring, the axial length of the outer ring and the axial length of the inner ring are smaller than the axial length of a needle roller to be pressed, the pressing assembly comprises a fixed block, the fixed block is provided with an inner cavity with a downward opening, a positioning column is arranged in the inner cavity, the lower end of the positioning column penetrates through the inner cavity to extend to the lower side of the fixed block, the lower end of the positioning column can extend into the center hole of the inner ring, a pressing block is fixed at the lower end of the fixed block, the pressing block is provided with.
Because the inner ring and the outer ring are two independent parts, the inner ring and the outer ring can be made of plastic, plastic and other materials which have certain strength and can deform to a certain extent, so that the roller needles between the inner ring and the outer ring can be fixed conveniently. When the tool is used, the plurality of roller pins are inserted between the inner ring and the outer ring, one end of each roller pin is positioned outside the retaining assembly due to the fact that the roller pins are longer than the outer ring of the inner ring, then one end of each roller pin positioned outside the retaining assembly is placed between the wheel shaft and the planetary gear, the end portion of each roller pin is provided with a round angle or taper, the end portion of each roller pin can extend into the space between the wheel shaft and the planetary gear, then the pressing block assembly moves downwards to enable the positioning column to extend into the central hole of the inner ring, the lower end face of each pressing block is in contact with the top of each roller pin, and then the pressing block assembly moves to press and mount the roller pins so as to. The invention can be used for assembling the wheel shaft, the roller pin and the planetary gear, and can also reduce the labor intensity of workers.
Preferably, a compression spring is arranged in an inner cavity of the fixing block, and the upper end of the positioning column is abutted against the lower end of the compression spring.
Preferably, the upper end of the positioning column extends towards the circumferential outer side to form a limiting protrusion, and the outer diameter of the limiting protrusion is larger than the inner diameter of the pressing block, or the outer diameter of the limiting protrusion is larger than the inner diameter of the opening at the lower end of the inner cavity. The positioning column and the fixing block are prevented from being separated from each other by the arrangement.
Preferably, the lower end of the fixing block is concave upwards to form a fixing groove, and the upper end of the pressing block is fixed in the fixing groove. The arrangement is such that the briquette may be replaced. Wherein, the briquetting can be fixed with the fixed block through multiple modes such as screw thread fixed, glue is fixed, fastener is fixed.
Preferably, the positioning column at least comprises a first positioning column section and a second positioning column section from bottom to top, the circumferential outer edge of the second positioning column section is located on the outer side of the circumferential outer edge of the first positioning column section to form a stepped structure, when the second positioning column section is supported on the upper side of the upper end face of the inner ring, the first positioning column section is located in the central hole of the inner ring, and the lower end face of the positioning column is located above the upper end face of the wheel shaft of the planet carrier assembly. The arrangement is characterized in that the tool does not contact with the wheel shaft and press the wheel shaft out of the planet carrier plate.
The invention has the advantages of realizing the assembly among the wheel shaft, the roller pin and the planetary gear and reducing the labor intensity of workers.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of a configuration of the needle roller and retainer assembly of the present invention.
Detailed Description
The invention is further described below with reference to the figures and specific embodiments.
As shown in figures 1 and 2, the assembly tool for the planet carrier assembly comprises a pressing block assembly 10 and a retaining assembly 20, wherein the retaining assembly 10 comprises an inner ring 1 and an outer ring 2 which are independent from each other, the inner ring 1 and the outer ring 2 are both provided with a central hole, the outer ring 2 is sleeved on the circumferential outer side of the inner ring 1, and the axial length of outer loop 2 and inner ring 1 all is less than the axial length of treating pressure equipment kingpin 3, pressure equipment subassembly 20 includes fixed block 4, fixed block 4 has downwardly opening's inner chamber 41, be equipped with reference column 5 in the inner chamber 41, reference column 5 lower extreme passes the inner chamber in order to extend to the fixed block 4 downside, 5 lower extremes of reference column can stretch into in the central hole of inner ring 1, the lower extreme of fixed block 4 is fixed with briquetting 6, briquetting 6 has the groove that runs through from top to bottom for 5 lower extremes of reference column pass through, the external diameter of briquetting 6 is less than the outer loop 2 internal diameter, the internal diameter of briquetting.
Wherein, be equipped with compression spring 7 in the inner chamber 41 of fixed block 4, reference column 5 upper end and compression spring 7 lower extreme offset. The upper end of the positioning column 5 extends towards the circumferential outer side to form a limiting bulge 51, and the outer diameter of the limiting bulge 51 is larger than the inner diameter of the pressing block 6.
Wherein, the lower extreme of fixed block 4 upwards is concave in order to be formed with the fixed slot, and briquetting 4 upper end screw thread is fixed in the fixed slot.
The positioning column 5 at least comprises a first positioning column section 52 and a second positioning column section 53 from bottom to top, the circumferential outer edge of the second positioning column section 53 is positioned outside the circumferential outer edge of the first positioning column section 51 to form a stepped structure, when the second positioning column section 53 is supported on the upper side of the upper end face of the inner ring 1, the first positioning column section 52 is positioned in the central hole of the inner ring 1, and the lower end face of the positioning column 5 is positioned above the upper end face of the wheel shaft 8 of the planet carrier assembly.
When the tool is used, the plurality of needle rollers 3 are inserted between the inner ring 1 and the outer ring 2, one end of each needle roller 3 is positioned outside the retaining assembly 10 because the needle rollers 3 are longer than the inner ring 1 and the outer ring 2, then one end of each needle roller 3 positioned outside the retaining assembly 10 is placed between the wheel shaft 8 and the planetary gear 9, the end part of each needle roller 3 is provided with a fillet or taper, the end part of each needle roller 3 can extend into the space between the wheel shaft 8 and the planetary gear 9, then the pressing block assembly 20 moves downwards to enable the positioning column 5 to extend into the central hole of the inner ring 1, the lower end surface of the pressing block 6 is in contact with the top of the needle roller 3, and then the pressing block assembly 20 moves to press and fix the needle rollers 3, so that the wheel shaft 8, the needle. Wherein, the fixed block of briquetting subassembly can be fixed in the press output, also can carry out the pushing down of briquetting subassembly through the mode that the workman manually pressed.
The invention can be used for assembling the wheel shaft, the roller pin and the planetary gear, and can also reduce the labor intensity of workers.
Claims (5)
1. The assembly tool for the planet carrier assembly is characterized by comprising a pressing block assembly and a retaining assembly, wherein the retaining assembly comprises an inner ring and an outer ring which are independent of each other, the inner ring and the outer ring are provided with center holes, the outer ring is sleeved on the outer side of the periphery of the inner ring, the axial length of the outer ring and the axial length of the inner ring are smaller than the axial length of a needle roller to be pressed, the pressing assembly comprises a fixed block, the fixed block is provided with an inner cavity with a downward opening, a positioning column is arranged in the inner cavity, the lower end of the positioning column penetrates through the inner cavity to extend to the lower side of the fixed block, the lower end of the positioning column can extend into the center hole of the inner ring, a pressing block is fixed at the lower end of the fixed block, the pressing block is provided with.
2. The assembly tooling for the planet carrier assembly according to claim 1, wherein the compression spring is arranged in the inner cavity of the fixed block, and the upper end of the positioning column is abutted against the lower end of the compression spring.
3. The assembly tooling for the planet carrier assembly according to claim 1 or 2, wherein the upper end of the positioning column extends to the circumferential outer side to form a limiting protrusion, and the outer diameter of the limiting protrusion is larger than the inner diameter of the pressing block, or the outer diameter of the limiting protrusion is larger than the inner diameter of the opening at the lower end of the inner cavity.
4. The assembly tooling for the planet carrier assembly according to claim 1, wherein the lower end of the fixing block is concave upwards to form a fixing groove, and the upper end of the pressing block is fixed in the fixing groove.
5. The assembly fixture for the planet carrier assembly according to claim 1, wherein the positioning column at least comprises a first positioning column section and a second positioning column section from bottom to top, the circumferential outer edge of the second positioning column section is located outside the circumferential outer edge of the first positioning column section to form a stepped structure, when the second positioning column section is supported on the upper side of the upper end face of the inner ring, the first positioning column section is located in the central hole of the inner ring, and the lower end face of the positioning column is located above the upper end face of the wheel shaft of the planet carrier assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911394747.9A CN111015587A (en) | 2019-12-30 | 2019-12-30 | Planet carrier subassembly is with assembly fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911394747.9A CN111015587A (en) | 2019-12-30 | 2019-12-30 | Planet carrier subassembly is with assembly fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111015587A true CN111015587A (en) | 2020-04-17 |
Family
ID=70199742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911394747.9A Pending CN111015587A (en) | 2019-12-30 | 2019-12-30 | Planet carrier subassembly is with assembly fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111015587A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975348A (en) * | 2020-07-31 | 2020-11-24 | 广州汽车集团股份有限公司 | Assembling tool and assembling method for planetary mechanism |
| CN112571055A (en) * | 2020-12-29 | 2021-03-30 | 盛瑞传动股份有限公司 | Planet row stacking assembly process and equipment |
| CN112706111A (en) * | 2021-03-26 | 2021-04-27 | 昆山华恒工程技术中心有限公司 | Assembly fixture of planet carrier assembly |
| CN113664500A (en) * | 2021-08-06 | 2021-11-19 | 安徽航大智能科技有限公司 | Pressure head mechanism, pressure head equipment and pressure head system for automatically pressing needle roller bearing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990014961A (en) * | 1997-08-01 | 1999-03-05 | 윤종용 | Gap adjusting device of hemispherical bearing |
| CN2746192Y (en) * | 2004-12-03 | 2005-12-14 | 瓦房店轴承集团有限责任公司 | Thrust bearing closing-in mould with covering |
| CN201875002U (en) * | 2010-11-23 | 2011-06-22 | 安徽福马车桥有限公司 | Needle roller bearing needle-holding space ring for automotive driving axle |
| CN203712240U (en) * | 2014-02-28 | 2014-07-16 | 浙江联宜电机股份有限公司 | Assembly fixture for planet carrier component |
| CN105134804A (en) * | 2015-09-07 | 2015-12-09 | 安徽江淮汽车股份有限公司 | Tapered roller bearing pressing and assembling device |
| CN211517354U (en) * | 2019-12-30 | 2020-09-18 | 横店集团英洛华电气有限公司 | Planet carrier subassembly is with assembly fixture |
-
2019
- 2019-12-30 CN CN201911394747.9A patent/CN111015587A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990014961A (en) * | 1997-08-01 | 1999-03-05 | 윤종용 | Gap adjusting device of hemispherical bearing |
| CN2746192Y (en) * | 2004-12-03 | 2005-12-14 | 瓦房店轴承集团有限责任公司 | Thrust bearing closing-in mould with covering |
| CN201875002U (en) * | 2010-11-23 | 2011-06-22 | 安徽福马车桥有限公司 | Needle roller bearing needle-holding space ring for automotive driving axle |
| CN203712240U (en) * | 2014-02-28 | 2014-07-16 | 浙江联宜电机股份有限公司 | Assembly fixture for planet carrier component |
| CN105134804A (en) * | 2015-09-07 | 2015-12-09 | 安徽江淮汽车股份有限公司 | Tapered roller bearing pressing and assembling device |
| CN211517354U (en) * | 2019-12-30 | 2020-09-18 | 横店集团英洛华电气有限公司 | Planet carrier subassembly is with assembly fixture |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975348A (en) * | 2020-07-31 | 2020-11-24 | 广州汽车集团股份有限公司 | Assembling tool and assembling method for planetary mechanism |
| CN111975348B (en) * | 2020-07-31 | 2021-12-24 | 广州汽车集团股份有限公司 | Planetary mechanism assembly tool and assembly method |
| CN112571055A (en) * | 2020-12-29 | 2021-03-30 | 盛瑞传动股份有限公司 | Planet row stacking assembly process and equipment |
| CN112706111A (en) * | 2021-03-26 | 2021-04-27 | 昆山华恒工程技术中心有限公司 | Assembly fixture of planet carrier assembly |
| CN113664500A (en) * | 2021-08-06 | 2021-11-19 | 安徽航大智能科技有限公司 | Pressure head mechanism, pressure head equipment and pressure head system for automatically pressing needle roller bearing |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20241227 Address after: 322100 Hengdian Electronic Industrial Park, Dongyang City, Jinhua City, Zhejiang Province Applicant after: ZHEJIANG LINIX MOTOR Co.,Ltd. Country or region after: China Address before: 322118 No. 196 Industrial Avenue, Hengdian Electronic Industrial Park, Jinhua City, Zhejiang Province Applicant before: HENGDIAN GROUP INNUOVO ELECTRIC Co.,Ltd. Country or region before: China |