CN219131305U - Planet carrier welding tool - Google Patents
Planet carrier welding tool Download PDFInfo
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- CN219131305U CN219131305U CN202223598930.0U CN202223598930U CN219131305U CN 219131305 U CN219131305 U CN 219131305U CN 202223598930 U CN202223598930 U CN 202223598930U CN 219131305 U CN219131305 U CN 219131305U
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- planet carrier
- positioning
- pressing sleeve
- carrier member
- shaft
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model relates to the technical field of machining and discloses a planet carrier welding tool which comprises a first pressing sleeve, a second pressing sleeve and a plurality of positioning units used for fixing the first pressing sleeve and the second pressing sleeve, wherein a first planet carrier member can be sleeved in the first pressing sleeve, a second planet carrier member can be sleeved in the second pressing sleeve, each positioning unit is a positioning shaft, each positioning shaft comprises a first connecting part, a first positioning part, a second connecting part and a second positioning part which are sequentially connected, the diameter of each second connecting part is smaller than that of each first positioning part and each second positioning part, each first positioning part is used for positioning the first planet carrier member, and each second positioning part is used for positioning the second planet carrier member. According to the technical scheme, the horizontal welding mode can be adopted for welding the planet carrier, and meanwhile, the welding precision can be improved.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a planet carrier welding tool.
Background
There are generally two types of planet carrier structures: the integral planet carrier is integrally machined and formed, a plurality of planet wheel cavities are required to be machined in the circumferential direction of the planet carrier, clamping and positioning are not easy to perform in the machining process, the machining process is complex, and the machining difficulty is high; the other split type planet carrier comprises a first planet carrier member and a second planet carrier member which are formed by machining respectively, and then the first planet carrier member and the second planet carrier member are welded into a whole through electron beams.
The existing planet carrier welding tool, such as the publication number is: the split type planet carrier of CN205817075U and a welding tool thereof comprise a welding disc and a motor, wherein the motor can drive the welding disc to rotate, a fixing pin is fixed on the welding disc and used for fixing and positioning the planet carrier, when the planet carrier needs to be welded, the planet carrier is fixed on the fixing pin on the welding disc, the motor is started, and the motor drives the welding disc to rotate so as to weld the planet carrier. The technical scheme has the following defects: the planetary carrier can be welded only by adopting a vertical welding mode, but the planetary carrier cannot be welded by adopting a horizontal welding mode.
Disclosure of Invention
The utility model aims to provide a planet carrier welding tool which can be used for welding a planet carrier in a horizontal welding mode.
In order to achieve the above purpose, the utility model adopts the following technical scheme: planet carrier welding frock, including first pressure cover, the second is pressed the cover and is used for fixed first pressure cover and second pressure cover a plurality of positioning unit, first planet carrier component can overlap in first pressure cover, second planet carrier component can overlap in the second pressure cover, every positioning unit is the location axle, the location axle is including the first connecting portion that connects gradually, first location portion, second connecting portion and second location portion, the diameter of second connecting portion is less than first location portion and second location portion, first location portion is used for fixing a position first planet carrier component, second location portion is used for fixing a position second planet carrier component.
The beneficial effect of this scheme is: when the planet carrier is welded, the first connecting part is fixed on the first pressing sleeve, the first planet carrier component, the second planet carrier component and the second pressing sleeve are sleeved on the positioning shaft sequentially through the second positioning part, the first planet carrier component is sleeved in the first pressing sleeve, the second planet carrier component is sleeved in the second pressing sleeve, the second positioning part is fixed, and the fixed first planet carrier component and the second planet carrier component are placed into a welding chamber to be welded.
According to the technical scheme, as the planet carrier is divided into two independent planet carrier members, the balance force is poor, the first planet carrier member and the second planet carrier member are respectively positioned through the first pressing sleeve and the second pressing sleeve, so that the first planet carrier member is tightly attached to the first pressing sleeve, the second planet carrier member is tightly attached to the second pressing sleeve, the rigidity of the first planet carrier member and the second planet carrier member is ensured when the planet carrier is welded, and meanwhile, the first pressing sleeve and the second pressing sleeve are fixed together through the positioning shaft, so that the first planet carrier member and the second planet carrier member synchronously rotate, the coaxiality is good, and the welding precision is high;
because the first pressing sleeve and the second pressing sleeve are fixed through the plurality of positioning units, the first pressing sleeve, the second pressing sleeve and the planet carrier are fixed into a whole, the planet carrier can be welded by adopting a horizontal welding method, and the first planet carrier component and the second planet carrier component can synchronously rotate in the welding process, so that the welding precision is ensured.
The first positioning part is used for positioning the first planet carrier member, and the second positioning part is used for positioning the second planet carrier member, so that the rigidity of the first planet carrier member and the second planet carrier member is improved; when the planet carrier is welded, a small amount of welding slag is attached to the second connecting part, and if the diameter of the second connecting part is too large, the positioning shaft is not easy to detach; meanwhile, the diameter of the second connecting part is smaller than that of the first positioning part and the second positioning part, so that the first planet carrier member and the second planet carrier member are convenient to mount, and the mounting efficiency is improved.
Further, the positioning shaft is detachably connected with the first pressing sleeve and the second pressing sleeve.
The beneficial effect of this scheme is: when the planet carrier is welded, the first pressing sleeve and the second pressing sleeve are fixed together through the positioning shaft, so that the first planet carrier member and the second planet carrier member synchronously rotate, the relative positions are accurate, the welding precision is improved, and the positioning shaft is connected with the first pressing sleeve and the second pressing sleeve in a detachable mode, so that the positioning shaft is convenient to replace.
Further, one end fixedly connected with positioning bolt of locating shaft, the other end of locating shaft is opened there is the screw hole, threaded connection has compression screw in the screw hole.
The beneficial effect of this scheme is: when the planet carrier is welded, the two ends of the positioning shaft are respectively fixed through the positioning bolts and the compression screws, so that the first pressing sleeve is tightly attached to the first planet carrier member, the second pressing sleeve is tightly attached to the second planet carrier member, the attachment of the welding surface between the first planet carrier member and the second planet carrier member is increased, the first planet carrier member and the second planet carrier member can be rotated synchronously, and the welding precision is improved.
Further, the positioning bolt, the threaded hole and the positioning shaft are coaxially arranged.
The beneficial effect of this scheme is: because the positioning bolts, the threaded holes and the positioning shaft are coaxially arranged, the first planet carrier member can be aligned with the welding position of the second planet carrier member, and the welding precision is further improved.
Further, a positioning ring is fixedly connected to the second pressing sleeve.
The beneficial effect of this scheme is: the locating ring cooperates with baffle on the existing welding chamber inner frame body, carries out axial pre-limiting on the planet carrier, and prevents the planet carrier from moving axially.
Further, a first center positioning hole is formed in the center of the first pressing sleeve, and a second center positioning hole is formed in the center of the second pressing sleeve.
The beneficial effect of this scheme is: the planet carrier is convenient to axially position.
Further, the first press sleeve is provided with two groups of driving pin positioning holes.
The beneficial effect of this scheme is: the installation of the driving disk is facilitated.
Drawings
FIG. 1 is a schematic structural view of a planet carrier welding tool of the present utility model;
FIG. 2 is a three-dimensional view of a prior art planet carrier of the present utility model;
FIG. 3 is a schematic view of a conventional planet carrier according to the present utility model;
FIG. 4 is a schematic structural view of a first press jacket according to the present utility model;
FIG. 5 is a side view of a first press sleeve of the present utility model;
FIG. 6 is a schematic structural view of a second press jacket according to the present utility model;
FIG. 7 is a side view of a second press sleeve of the present utility model;
fig. 8 is a schematic structural view of the positioning shaft of the present utility model.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the first planet carrier member 1, the second planet carrier member 2, the first planet axle 3, the first planet carrier 4, the first connection hole 5, the second planet axle 6, the second row constellation 7, the first positioning hole 8, the first press sleeve 9, the first center positioning hole 10, the driving pin positioning hole 11, the second press sleeve 12, the second positioning hole 13, the second center positioning hole 14, the positioning ring 15, the positioning axle 16, the first positioning portion 17, the connection portion 18, the second positioning portion 19, the positioning bolt 20, the pressing screw 21, the washer 22, the split washer 23, the second connection hole 24, the first connection portion 25.
Examples
The planet carrier welding tool shown in fig. 1 comprises a first pressing sleeve 9, a second pressing sleeve 12 and a positioning unit.
As shown in fig. 2 and 3, the conventional planet carrier includes a first planet carrier member 1 and a second planet carrier member 2, the first planet carrier member 1 includes a first planet shaft 3 and a first row of constellations 4, five first connection holes 5 are formed in the first row of constellations 4, the second planet carrier member 2 includes a second planet shaft 6 and a second row of constellations 7, five second connection holes 24 are formed in the second row of constellations 7, and the first connection holes 5 and the second connection holes 24 are aligned to each other in a penetrating manner.
As shown in fig. 1, the first pressing sleeve 9 is located at the left side of the second pressing sleeve 12, as shown in fig. 4 and 5, the shape and size of the first pressing sleeve 9 are matched with those of the first planetary shaft 3, the first planetary shaft 3 can be sleeved in the first pressing sleeve 9, five first positioning holes 8 are formed in the first pressing sleeve 9, the first positioning holes 8 are circumferentially and uniformly distributed on the first pressing sleeve 9, the first positioning holes 8 are in one-to-one correspondence with the first connecting holes 5, a first center positioning hole 10 is formed in the center of the left side of the first pressing sleeve 9, two groups of driving pin positioning holes 11 are formed in the left side of the first pressing sleeve 9, the number of the driving pin positioning holes 11 in each group is five, and the driving pin positioning holes 11 are uniformly distributed on the left side of the first pressing sleeve 9 in a ring shape.
As shown in fig. 6 and 7, the shape and size of the second pressing sleeve 12 are matched with those of the second planetary shaft 6, the second planetary shaft 6 can be sleeved in the second pressing sleeve 12, five second positioning holes 13 are formed in the second pressing sleeve 12, the second positioning holes 13 are circumferentially and uniformly distributed on the second pressing sleeve 12, the second positioning holes 13 are in one-to-one correspondence with the second connecting holes 24, a second center positioning hole 14 is formed in the center of the right side of the second pressing sleeve 12, and a positioning ring 15 is welded on the second pressing sleeve 12.
As shown in fig. 1 and 8, since the first connecting holes 5 are asymmetrically and uniformly distributed on the first row of constellations 4 and the second connecting holes 24 are asymmetrically and uniformly distributed on the second row of constellations 7, the number of positioning units is at least three, in this embodiment, the number of positioning units is three, each group of positioning units includes a positioning shaft 16, a compression screw 21 and an opening washer 23, the positioning shaft 16 includes a first connecting portion 25, a first positioning portion 17, a second connecting portion 18 and a second positioning portion 19 which are sequentially connected, the diameter of the second connecting portion 18 is smaller than that of the first positioning portion 17 and the second positioning portion 19, a positioning bolt 20 is welded on the left side of the positioning shaft 16, a threaded hole is formed on the right side of the positioning shaft 16, a washer 22 is sleeved on the right side of the positioning bolt 20, the compression screw 21 passes through the opening washer 23 and is in threaded connection with the right end of the positioning shaft 16, and the positioning bolt 20 and the threaded hole is coaxially arranged with the positioning shaft 16.
The specific implementation process is as follows:
when the planet carrier needs to be welded, the first planet carrier member 1 and the second planet carrier member 2 are fixed into a whole, specifically, the washer 22 is sleeved on the positioning shaft 16, the first pressing sleeve 9 is sleeved on the positioning shaft 16 through the second positioning part 19, the washer 22 abuts against the left side of the first pressing sleeve 9, the first planet shaft 3 is aligned with the first pressing sleeve 9, the first connecting hole 5 penetrates through the positioning shaft 16, the first planet shaft 3 is sleeved in the first pressing sleeve 9, the second constellation 7 is aligned with the first constellation 4, the second connecting hole 24 penetrates through the positioning shaft 16, the second constellation 7 is sleeved on the positioning shaft 16, the second pressing sleeve 12 is aligned with the second planet shaft 6, the second positioning hole 13 penetrates through the positioning shaft 16, the second planet shaft 6 is sleeved in the second pressing sleeve 12, finally, the pressing screw 21 penetrates through the opening 23, and the pressing screw 21 is fixed on the positioning shaft 16, so that the first planet carrier member 1 and the second planet carrier member 2 are prevented from moving axially, and the first planet carrier member 2 is welded.
And then welding the planet carrier, specifically, placing the fixed planet carrier on a carrier body in the existing welding chamber, axially pre-limiting the fixed planet carrier through the matching of a positioning ring 15 and a baffle plate on the carrier body, enabling a first center in the existing welding chamber to prop against in a first center positioning hole 10, enabling a second center to prop against in a second center positioning hole 14, axially positioning the fixed planet carrier, driving a driving pin on the driving plate to prop against in a driving pin positioning hole 11 by means of a driving plate in the welding chamber, driving the fixed planet carrier to rotate, and welding the planet carrier by adopting an electron beam.
The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (7)
1. Planet carrier welding frock, its characterized in that: including first cover, second cover and be used for fixed first cover and a plurality of positioning unit that presses the cover of second, first planet carrier component can overlap in first cover that presses, second planet carrier component can overlap in the second presses the cover, every positioning unit is the location axle, the location axle is including the first connecting portion that connects gradually, first location portion, second connecting portion and second location portion, the diameter of second connecting portion is less than first location portion and second location portion, first location portion is used for fixing a position first planet carrier component, second location portion is used for fixing a position second planet carrier component.
2. The planet carrier welding fixture of claim 1, wherein: the positioning shaft is detachably connected with the first pressing sleeve and the second pressing sleeve.
3. The planet carrier welding fixture of claim 2, wherein: one end fixedly connected with positioning bolt of locating shaft, the other end of locating shaft is opened there is the screw hole, threaded connection has compression screw in the screw hole.
4. A planet carrier welding fixture as claimed in claim 3, wherein: the positioning bolt, the threaded hole and the positioning shaft are coaxially arranged.
5. The planet carrier welding fixture of claim 4, wherein: and a positioning ring is fixedly connected to the second pressing sleeve.
6. The planet carrier welding fixture of claim 5, wherein: the center position of the first pressing sleeve is provided with a first center positioning hole, and the center position of the second pressing sleeve is provided with a second center positioning hole.
7. The planet carrier welding fixture of claim 6, wherein: two groups of driving pin positioning holes are formed in the first pressing sleeve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223598930.0U CN219131305U (en) | 2022-12-30 | 2022-12-30 | Planet carrier welding tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223598930.0U CN219131305U (en) | 2022-12-30 | 2022-12-30 | Planet carrier welding tool |
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Publication Number | Publication Date |
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CN219131305U true CN219131305U (en) | 2023-06-06 |
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Application Number | Title | Priority Date | Filing Date |
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CN202223598930.0U Active CN219131305U (en) | 2022-12-30 | 2022-12-30 | Planet carrier welding tool |
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CN (1) | CN219131305U (en) |
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2022
- 2022-12-30 CN CN202223598930.0U patent/CN219131305U/en active Active
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