CN113291098A - Front drive axle of heavy forklift and processing technology thereof - Google Patents
Front drive axle of heavy forklift and processing technology thereof Download PDFInfo
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- CN113291098A CN113291098A CN202110789866.5A CN202110789866A CN113291098A CN 113291098 A CN113291098 A CN 113291098A CN 202110789866 A CN202110789866 A CN 202110789866A CN 113291098 A CN113291098 A CN 113291098A
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- 238000012545 processing Methods 0.000 title claims abstract description 29
- 238000005516 engineering process Methods 0.000 title claims abstract description 8
- 230000000712 assembly Effects 0.000 claims abstract description 11
- 238000000429 assembly Methods 0.000 claims abstract description 11
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 5
- 230000004323 axial length Effects 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/16—Axle housings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D67/00—Systematic disassembly of vehicles for recovery of salvageable components, e.g. for recycling
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/56—Reuse, recycling or recovery technologies of vehicles
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention relates to the technical field of forklift accessory processing equipment, and provides a front drive axle of a heavy forklift and a processing technology thereof, wherein the front drive axle comprises the following steps: s1, arranging a front drive axle shell, namely assembling a front drive axle middle shell, two frame supporting tables, two bearing seats, two hub supporting shafts and two short shaft parts; s2, a special central shaft penetrates through a middle shell, a frame supporting table, a bearing seat and the like of the rear drive axle of the large scrapped automobile to be processed; and S3, installing the two wheel-side reducer assemblies and the two short shafts on the front drive axle shell processed in the previous step, and finishing the processing of the whole front drive axle. The invention solves the problems of high processing and production cost and low processing precision of the front drive axle of the existing heavy forklift.
Description
Technical Field
The invention relates to the technical field of forklift accessory production, in particular to a front drive axle of a heavy forklift and a processing technology thereof.
Background
Fork trucks are industrial handling vehicles, and refer to various wheeled handling vehicles that perform handling, stacking, and short-distance transport operations on piece pallet goods. The International organization for standardization ISO/TC110 is referred to as an industrial vehicle. It is commonly used for transportation of large warehouse goods, and is usually driven by an oil-burning engine or a battery. The heavy forklift adopts a diesel engine as power, has the bearing capacity of 10.0-52.0 tons, and is generally used for outdoor operation in industries such as wharfs and steel with heavy goods. The processing of the drive axle of the heavy forklift usually needs a lathe combined with a boring machine tool, the cost for purchasing numerical control boring machine tools is too high, the cost is too high for small factories, particularly for small factories producing the heavy forklift, and the annual output of the small factories in one year basically does not exceed two digits. Meanwhile, the axle package (namely the drive axle middle axle housing) of the front drive axle housing of the heavy forklift is large in body and high in casting cost. However, large trucks need to be scrapped and treated by the service life and similar iron scraps, but many parts of large trucks far reach the abandonment degree, so that a great deal of waste is caused. Therefore, how to effectively reduce the cost and improve the production profit when the front drive axle of the heavy forklift is produced is a problem to be solved urgently.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides the front drive axle of the heavy forklift and the processing technology thereof, which effectively combine the drive axle of the large-sized scraped car for reprocessing, have high processing efficiency, save mass production cost and improve enterprise production benefit.
In order to solve the technical problem, the invention adopts the following scheme: a processing technology for a front drive axle of a heavy forklift comprises the following steps:
s1, a front drive axle shell of a heavy forklift is assembled by a front drive axle middle shell, two frame supporting tables, two bearing seats, two wheel hub supporting shafts and two short shaft parts, the two frame supporting tables, the two bearing seats, the two wheel hub supporting shafts and the two short shafts are cast and molded respectively, a complete rear drive axle shell of a scrapped large automobile is disassembled, the axial length of the front drive axle middle shell part of the heavy forklift front drive axle shell which is preprocessed is marked on two sides of the rear drive axle middle shell of the scrapped large automobile by taking a bridge package center for mounting a spiral bevel gear assembly as a central point, the marked rear drive axle middle shell of the scrapped large automobile is cut, and the scrapped large automobile rear drive axle middle shell is obtained after cutting;
s2, arranging a central shaft which can penetrate through the center of the whole front drive axle, enabling the outer diameter of the central shaft to be consistent with the inner diameters of two large-plate gear main drive wheel shaft seats of a spiral bevel gear assembly, detaching the large-plate gear and the small gear of the spiral bevel gear assembly, locking the spiral bevel gear assembly with a middle shell of the scrapped large automobile rear drive axle obtained by finishing the previous step by bolts, enabling the central shaft to penetrate through two large-plate gear main drive wheel shaft seats of the middle shell of the scrapped large automobile rear drive axle and the spiral bevel gear assembly locked in the middle shell of the scrapped large automobile rear drive axle, enabling two ends of the central shaft to penetrate through two ends of the middle shell of the scrapped large automobile rear drive axle, enabling one end of the central shaft penetrating through the middle shell of the scrapped large automobile rear drive axle, part of the spiral bevel gear assembly and penetrating into the middle shell of the frame support platform to be fixed by a three-jaw chuck of a lathe and enabling a movable thimble at the other end to be fixed, and enabling the central shaft to penetrate through the middle shell of the scrapped large automobile rear drive axle and part of the spiral bevel gear assembly and part of the spiral bevel gear of the scrapped large automobile rear drive axle to be fixed by a movable thimble The central shaft of the assembly is positioned on a lathe, two frame supporting tables are symmetrically welded with two ends of a shell in the front drive axle respectively, then the lathe is adopted to respectively carry out turning processing of a bearing seat mounting position on the free ends of the two frame supporting tables, the two bearing seats are respectively mounted on the bearing seat mounting positions of the two frame supporting tables, then the lathe is adopted to respectively carry out turning processing of a hub supporting shaft mounting position on the free ends of the two bearing seats at two ends, and two hub supporting shafts are mounted on the hub supporting shaft mounting positions of the bearing seats at the free ends of the two frame supporting tables to form a front drive axle shell;
s3, detaching part of the spiral bevel gear assembly on the front drive axle shell processed in the previous step, completely installing a large disc gear and a small gear of the spiral bevel gear assembly, installing the complete spiral bevel gear assembly on a middle shell of a scrapped large automobile rear drive axle of the front drive axle shell, respectively installing two wheel side reducer assemblies on free ends of two wheel side hub supporting shafts at two ends of the front drive axle shell, and finally inserting two short shafts into centers of the two wheel side hub supporting shafts at two ends to a large disc gear wheel shaft integrated with the spiral bevel gear assembly to complete the processing of the whole front drive axle of the heavy forklift.
Further, in step S2, the turning of the bearing seat mounting positions of the two frame support tables and the wheel hub support shaft mounting positions of the two bearing seats by the lathe is performed by rough turning and then finish turning.
A front drive axle of a heavy forklift comprises a spiral bevel gear assembly, two hub reduction gear assemblies, a front drive axle middle shell, two frame supporting platforms, two bearing seats, two hub supporting shafts and two short shaft parts, wherein the spiral bevel gear assembly is arranged on an axle packet of the front drive axle middle shell, one ends of the two frame supporting platforms are respectively connected with two ends of the front drive axle middle shell, the free ends of the two frame supporting platforms are respectively provided with a bearing seat mounting position, the two bearing seats are respectively arranged on the bearing seat mounting positions of the two frame supporting platforms, the free ends of the two bearing seats are provided with hub supporting shaft mounting positions, the two hub supporting shafts are respectively arranged on the hub supporting shaft mounting positions of the two bearing seats, the two hub supporting shafts are provided with shaft holes for the short shafts to pass through along the axial direction, the two hub reduction gear assemblies are respectively arranged on the free ends of the two hub supporting shafts at two ends of the front drive axle shell, two short shafts respectively penetrate into a front drive axle middle shell from free end shaft holes of two wheel hub supporting shafts to be connected with a large disc gear wheel shaft of a spiral bevel gear assembly, and the front drive axle middle shell is a rear drive axle middle shell of a rear drive axle shell of a scrapped large automobile.
Furthermore, the middle shell of the rear drive axle of the large scraped car is extended and marked with pre-adding stations towards two sides by taking the center of a bridge package for mounting the spiral bevel gear assembly as a central point in the middle shell of the rear drive axle shell of the large scraped car according to the axial length of the middle shell part of the front drive axle shell of the heavy forklift, and then the pre-adding stations marked at two ends of the middle shell of the rear drive axle shell of the large scraped car are subjected to two-end cutting to obtain the middle shell of the rear drive axle of the large scraped car.
By adopting the technical scheme, the invention has the beneficial effects that: the front drive axle sub-component of the heavy forklift is assembled by adopting a front drive axle middle shell, two frame supporting tables, two bearing seats, two hub supporting shafts and two short shaft components, the complete rear drive axle shell of the scrapped large automobile is disassembled, the axial length of the pre-processed front drive axle middle shell component of the front drive axle shell of the heavy forklift is marked on the rear drive axle middle shell of the scrapped large automobile by taking the axle packet center of the spiral bevel gear assembly as a central point at two sides, the marked rear drive axle middle shell of the scrapped large automobile is cut, the scrapped large automobile rear drive axle middle shell is obtained after cutting, a central shaft which can penetrate through the center of the whole front drive axle is arranged, the outer diameter of the central shaft is consistent with the inner diameter of two large-plate gear main drive wheel shaft seats of the spiral bevel gear assembly, firstly, a spiral bevel gear assembly is disassembled to lock a large disk gear and a small gear component to a middle shell of a rear drive axle of a scrapped large automobile, then a central shaft is adopted to penetrate and position, a frame support table is welded, a processing and mounting bearing seat is machined, a processing and mounting wheel hub supporting shaft is machined and mounted, then the complete spiral bevel gear assembly is mounted on the middle shell of the scrapped large automobile rear drive axle of a front drive axle shell, two wheel hub reducing assemblies are respectively mounted on the free ends of the two wheel hub supporting shafts at the two ends of the front drive axle shell, finally two short shafts are inserted into the centers of the two wheel hub supporting shafts at the two ends to the wheel shaft of the large disk gear assembled with the spiral bevel gear, the whole front drive axle is machined, the front drive axle middle shell which is the most important front drive axle and has the highest production cost is cut according to the size of the middle shell of the scrapped large automobile rear drive axle which is scrapped and disassembled after the service life of the large automobile is reached the size of the front drive axle of the heavy forklift, because of the whole durable still intact far away of abandonment degree when the oversize car is scrapped of the scraped rear drive axle casing of oversize car, therefore cut it and come to be applied to casing in the front drive axle of heavy fork truck and realized scrapping reuse of oversize car local part, make casing need not the recasting in the front drive axle of heavy fork truck, compare with current heavy fork truck front drive axle and can save more than the cost of at least one third, greatly reduced manufacturing cost, make the precision processing that middle and small enterprises adopted common processing equipment such as lathe can accomplish costly digit control machine tool could realize and greatly reduced front drive axle's manufacturing cost, can extensively popularize and apply.
Drawings
FIG. 1 is a schematic structural diagram of a drive axle housing of a scrapped large automobile according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of the drive axle housing according to the embodiment of the present invention, in which the structure of each part of the drive axle housing is positioned on the lathe by penetrating through the central shaft
Fig. 3 is a schematic structural diagram of a front drive axle housing in an embodiment of the invention.
Detailed Description
The invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1-3, the preferred heavy forklift front drive axle and process for manufacturing the same of the present invention comprises the following steps:
s1, a front drive axle shell is assembled by adopting a front drive axle middle shell 1, two frame supporting tables 2, two bearing blocks 3, two wheel hub supporting shafts 4 and two short shaft parts, the two frame supporting tables 2, the two bearing blocks 3, the two wheel hub supporting shafts 4 and the two short shafts are cast and molded respectively, a complete rear drive axle shell 6 of a scrapped large automobile is disassembled, the axial length of the part of the front drive axle middle shell 1 of the heavy forklift drive axle shell is marked on two sides of the rear drive axle middle shell 61 of the scrapped large automobile rear drive axle shell 6 by taking a bridge package center for mounting a spiral bevel gear assembly as a central point, the marked rear drive axle middle shell 61 of the heavy forklift drive axle shell is cut off, and the scrapped large automobile rear drive axle middle shell 61 is obtained after cutting;
s2, a central shaft 7 capable of penetrating through the center of the whole front drive axle is arranged, the outer diameter of the central shaft 7 is consistent with the inner diameters of two large disc gear main drive wheel shaft seats of the spiral bevel gear assembly, the spiral bevel gear assembly is locked with a middle shell 61 of the scrapped large automobile rear drive axle after the large disc gear and the small gear are removed, the central shaft 7 penetrates through the middle shell 61 of the scrapped large automobile rear drive axle and the two large disc gear main drive wheel shaft seats of the spiral bevel gear assembly locked in the middle shell 61 of the scrapped large automobile rear drive axle, two ends of the central shaft 7 penetrate through two ends of the middle shell 61 of the scrapped large automobile rear drive axle, the two frame support tables 2 are sleeved at two ends of the central shaft 7, one end of the central shaft 7 penetrating through the middle shell 61 of the scrapped large automobile rear drive axle, part of the spiral bevel gear assembly and sleeved in the frame support tables 2 is fixed by a three-jaw chuck 52 of the lathe 5, and a movable thimble 51 at the other end is fixed, so that the rear drive axle of the scrapped large automobile is penetrated through the large automobile rear drive axle The method comprises the steps that a shell 61 in a drive axle and a central shaft 7 of a partial spiral bevel gear assembly are positioned on a lathe 5, two frame supporting tables 2 are symmetrically welded with two ends of the shell 61 in the drive axle behind a scrapped large automobile respectively, the lathe 5 is adopted to machine the mounting positions of bearing seats 3 at the free ends of the two frame supporting tables 2 respectively, the lathe 5 is adopted to machine the mounting positions of hub supporting shafts at the wheel edges of the free ends of the two bearing seats 3 at two ends respectively, the two bearing seats 3 are mounted on the mounting positions of the bearing seats of the two frame supporting tables 2 respectively, the lathe 5 is adopted to machine the mounting positions of the hub supporting shafts at the wheel edges of the free ends of the two bearing seats 3 at two ends respectively, the two hub supporting shafts 4 are mounted on the mounting positions of the hub supporting shafts at the wheel edges of the bearing seats 3 at the free ends of the two frame supporting tables 2 to form a front drive axle shell, wherein the lathe 5 positions of the mounting positions of the bearing seats of the frame supporting tables 2 and the hub supporting shafts at two ends of the bearing seats 3 are machined by the hub supporting shafts The turning is to perform rough turning and then finish turning;
s3, detaching part of the spiral bevel gear assembly on the front drive axle shell processed in the previous step, completely installing a large disc gear and a small gear of the spiral bevel gear assembly, then installing the complete spiral bevel gear assembly on a front drive axle middle shell 61 of the front drive axle shell, respectively installing two wheel edge reducer assemblies on the free ends of two wheel edge hub supporting shafts 4 at two ends of the front drive axle shell, and finally inserting two short shafts into the centers of the two wheel edge hub supporting shafts 4 at two ends to the large disc gear wheel shaft part integrated with the spiral bevel gear assembly to complete the processing of the whole front drive axle.
Referring to fig. 3, the preferred front drive axle of the heavy forklift of the invention comprises a spiral bevel gear assembly, two hub reduction gear assemblies and a front drive axle housing, wherein the front drive axle housing comprises a front drive axle middle housing 1, two frame support tables 2, two bearing seats 3, two hub support shafts 4 and two short shafts, the spiral bevel gear assembly is mounted on a bridge package of the front drive axle middle housing 1, one ends of the two frame support tables 2 are respectively connected with two ends of the front drive axle middle housing 1, the free ends of the two frame support tables 2 are respectively provided with a bearing seat mounting position, the two bearing seats 3 are respectively mounted on the bearing seat mounting positions of the two frame support tables 2, the free ends of the two bearing seats 3 are provided with hub support shaft mounting positions, the two hub support shafts 4 are respectively mounted on the hub support shaft mounting positions of the two bearing seats 3, and the two hub support shafts 4 are axially provided with shaft holes for the short shafts to pass through, two hub reduction gear assemblies are respectively arranged on the free ends of two hub supporting shafts 4 at the two ends of the front drive axle shell, two short shafts respectively penetrate into the front drive axle middle shell 1 from the shaft holes of the free ends of the two hub supporting shafts 4 and are connected with a large disc gear shaft of the spiral bevel gear assembly, the front drive axle middle shell 1 is a rear drive axle middle shell of a rear drive axle shell of a scrapped large automobile, the middle shell of the rear drive axle of the large scraped car is extended and marked with pre-adding stations towards two sides by taking the axle packet center for installing the spiral bevel gear assembly as a central point in the middle shell 61 of the rear drive axle shell of the large scraped car according to the axial length dimension of the part 1 of the middle shell of the front drive axle shell of the heavy forklift, and then the pre-adding stations marked at two ends of the middle shell 61 of the rear drive axle shell of the large scraped car are subjected to two-end cutting to obtain the middle shell of the rear drive axle of the large scraped car.
The rear drive axle housing of the large scraped car can be a rear drive axle housing detached from the large scraped car such as a rear drive axle 457, a rear drive axle 485, a rear drive axle 498 and the like of a heavy truck.
The invention is formed by assembling a front drive axle sub-component of a heavy forklift with a front drive axle middle shell, two frame supporting tables, two bearing seats, two hub supporting shafts and two short shaft components, the complete rear drive axle shell of a scrapped large automobile is disassembled, the axial length of the front drive axle middle shell component of the heavy forklift front drive axle shell which is pre-processed on two sides is marked on the rear drive axle middle shell of the scrapped large automobile by taking the axle packet center of a spiral bevel gear assembly as a central point, the marked rear drive axle middle shell of the scrapped large automobile is cut, the scrapped large automobile rear drive axle middle shell is obtained after cutting, a central shaft which can penetrate through the center of the whole front drive axle is arranged, the outer diameter of the central shaft is consistent with the inner diameters of two large-plate gear main drive wheel shaft seats of the spiral bevel gear assembly, firstly, a spiral bevel gear assembly is disassembled to lock a large disk gear and a small gear component to a middle shell of a rear drive axle of a scrapped large automobile, then a central shaft is adopted to penetrate and position, a frame support table is welded, a processing and mounting bearing seat is machined, a processing and mounting wheel hub supporting shaft is machined and mounted, then the complete spiral bevel gear assembly is mounted on the middle shell of the scrapped large automobile rear drive axle of a front drive axle shell, two wheel hub reducing assemblies are respectively mounted on the free ends of the two wheel hub supporting shafts at the two ends of the front drive axle shell, finally two short shafts are inserted into the centers of the two wheel hub supporting shafts at the two ends to the wheel shaft of the large disk gear assembled with the spiral bevel gear, the whole front drive axle is machined, the front drive axle middle shell which is the most important front drive axle and has the highest production cost is cut according to the size of the middle shell of the scrapped large automobile rear drive axle which is scrapped and disassembled after the service life of the large automobile is reached the size of the front drive axle of the heavy forklift, because of the whole durable still intact far away of abandonment degree when the oversize car is scrapped of the scraped rear drive axle casing of oversize car, therefore cut it and come to be applied to casing in the front drive axle of heavy fork truck and realized scrapping reuse of oversize car local part, make casing need not the recasting in the front drive axle of heavy fork truck, compare with current heavy fork truck front drive axle and can save more than the cost of at least one third, greatly reduced manufacturing cost, make the precision processing that middle and small enterprises adopted common processing equipment such as lathe can accomplish costly digit control machine tool could realize and greatly reduced front drive axle's manufacturing cost, can extensively popularize and apply.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. A processing technology for a front drive axle of a heavy forklift is characterized by comprising the following steps: the method comprises the following steps:
s1, a front drive axle shell of a heavy forklift is assembled by a front drive axle middle shell, two frame supporting tables, two bearing seats, two wheel hub supporting shafts and two short shaft parts, the two frame supporting tables, the two bearing seats, the two wheel hub supporting shafts and the two short shafts are cast and molded respectively, a complete rear drive axle shell of a scrapped large automobile is disassembled, the axial length of the front drive axle middle shell part of the heavy forklift front drive axle shell which is preprocessed is marked on two sides of the rear drive axle middle shell of the scrapped large automobile by taking a bridge package center for mounting a spiral bevel gear assembly as a central point, the marked rear drive axle middle shell of the scrapped large automobile is cut, and the scrapped large automobile rear drive axle middle shell is obtained after cutting;
s2, arranging a central shaft which can penetrate through the center of the whole front drive axle, enabling the outer diameter of the central shaft to be consistent with the inner diameters of two large-plate gear main drive wheel shaft seats of a spiral bevel gear assembly, detaching the large-plate gear and the small gear of the spiral bevel gear assembly, locking the spiral bevel gear assembly with a middle shell of the scrapped large automobile rear drive axle obtained by finishing the previous step by bolts, enabling the central shaft to penetrate through two large-plate gear main drive wheel shaft seats of the middle shell of the scrapped large automobile rear drive axle and the spiral bevel gear assembly locked in the middle shell of the scrapped large automobile rear drive axle, enabling two ends of the central shaft to penetrate through two ends of the middle shell of the scrapped large automobile rear drive axle, enabling one end of the central shaft penetrating through the middle shell of the scrapped large automobile rear drive axle, part of the spiral bevel gear assembly and penetrating into the middle shell of the frame support platform to be fixed by a three-jaw chuck of a lathe and enabling a movable thimble at the other end to be fixed, and enabling the central shaft to penetrate through the middle shell of the scrapped large automobile rear drive axle and part of the spiral bevel gear assembly and part of the spiral bevel gear of the scrapped large automobile rear drive axle to be fixed by a movable thimble The central shaft of the assembly is positioned on a lathe, two frame supporting tables are symmetrically welded with two ends of a shell in the front drive axle respectively, then the lathe is adopted to respectively carry out turning processing of a bearing seat mounting position on the free ends of the two frame supporting tables, the two bearing seats are respectively mounted on the bearing seat mounting positions of the two frame supporting tables, then the lathe is adopted to respectively carry out turning processing of a hub supporting shaft mounting position on the free ends of the two bearing seats at two ends, and two hub supporting shafts are mounted on the hub supporting shaft mounting positions of the bearing seats at the free ends of the two frame supporting tables to form a front drive axle shell;
s3, detaching part of the spiral bevel gear assembly on the front drive axle shell processed in the previous step, completely installing a large disc gear and a small gear of the spiral bevel gear assembly, installing the complete spiral bevel gear assembly on a middle shell of a scrapped large automobile rear drive axle of the front drive axle shell, respectively installing two wheel side reducer assemblies on free ends of two wheel side hub supporting shafts at two ends of the front drive axle shell, and finally inserting two short shafts into centers of the two wheel side hub supporting shafts at two ends to a large disc gear wheel shaft integrated with the spiral bevel gear assembly to complete the processing of the whole front drive axle of the heavy forklift.
2. The heavy forklift front drive axle and the processing technology thereof according to claim 1, characterized in that: in step S2, the turning of the bearing seat mounting positions of the two frame support tables and the hub support shaft mounting positions of the two bearing seats by the lathe is performed by rough turning and then finish turning.
3. The utility model provides a heavy fork truck front drive axle which characterized in that: the spiral bevel gear assembly is arranged on a bridge package of a shell in a front drive axle, one end of each frame supporting platform is respectively connected with two ends of the shell in the front drive axle, the free ends of the two frame supporting platforms are respectively provided with a bearing seat mounting position, the two bearing seats are respectively arranged on the bearing seat mounting positions of the two frame supporting platforms, the free ends of the two bearing seats are provided with wheel hub supporting shaft mounting positions, the two wheel hub supporting shafts are respectively arranged on the wheel hub supporting shaft mounting positions of the two bearing seats, the two wheel hub supporting shafts are axially provided with shaft holes for the short shafts to pass through, and the two wheel hub reducer assemblies are respectively arranged on the free ends of the two wheel hub supporting shafts at two ends of the shell of the front drive axle, two short shafts respectively penetrate into a front drive axle middle shell from free end shaft holes of two wheel hub supporting shafts to be connected with a large disc gear wheel shaft of a spiral bevel gear assembly, and the front drive axle middle shell is a rear drive axle middle shell of a rear drive axle shell of a scrapped large automobile.
4. The heavy duty forklift front axle of claim 3, wherein: the middle shell of the rear drive axle of the large scrapped automobile is characterized in that a pre-adding station is marked by extending towards two sides of the middle shell of the rear drive axle shell of the large scrapped automobile by taking the axle packet center of the mounting spiral bevel gear assembly as a central point according to the axial length of the middle shell part of the front drive axle shell of the heavy forklift, and then the pre-adding station marked at two ends of the middle shell of the rear drive axle shell of the large scrapped automobile is subjected to two-end cutting to obtain the middle shell of the rear drive axle of the large scrapped automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110789866.5A CN113291098A (en) | 2021-07-13 | 2021-07-13 | Front drive axle of heavy forklift and processing technology thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110789866.5A CN113291098A (en) | 2021-07-13 | 2021-07-13 | Front drive axle of heavy forklift and processing technology thereof |
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| CN113291098A true CN113291098A (en) | 2021-08-24 |
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| CN202110789866.5A Pending CN113291098A (en) | 2021-07-13 | 2021-07-13 | Front drive axle of heavy forklift and processing technology thereof |
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| CN216993771U (en) * | 2021-07-13 | 2022-07-19 | 福建省巨盾机械制造有限公司 | Front drive axle of heavy forklift |
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2021
- 2021-07-13 CN CN202110789866.5A patent/CN113291098A/en active Pending
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| CN216993771U (en) * | 2021-07-13 | 2022-07-19 | 福建省巨盾机械制造有限公司 | Front drive axle of heavy forklift |
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