CN114178789B - Method for machining lifting drive axle housing of sanitation truck - Google Patents
Method for machining lifting drive axle housing of sanitation truck Download PDFInfo
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- CN114178789B CN114178789B CN202111484693.2A CN202111484693A CN114178789B CN 114178789 B CN114178789 B CN 114178789B CN 202111484693 A CN202111484693 A CN 202111484693A CN 114178789 B CN114178789 B CN 114178789B
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- axle housing
- hole
- axle
- disc
- machining
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- 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
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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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
Abstract
The invention discloses a method for processing an axle housing of a lifting drive axle of a sanitation truck, which comprises the following processing steps: firstly, casting a blank into an axle housing; secondly, roughly and finely turning the disc surface and the lower stop step of the axle housing; thirdly, roughly and finely milling the end face on one side, roughly and finely boring a shaft hole, an air plug mounting hole and drilling and milling an oil discharge hole; fourthly, welding an end shaft; and fifthly, drilling and tapping the disc hole. According to the invention, the axle housing disc surface and the inner hole are processed, the shaft hole is bored by milling the end surface, and the disc hole is drilled and tapped in the conventional process, so that the working procedures are effectively connected, the risk of repeated tool positioning errors due to lack of a clamping surface of the axle housing is reduced, and the problem of poor stability of the position degree of the disc hole and the shaft hole is solved.
Description
Technical Field
The invention belongs to the technical field of machining of parts of an axle housing of a sanitation truck, and particularly relates to a machining method of a lifting drive axle housing of a sanitation truck.
Background
At present, the garbage centralized treatment needs to adopt a fully-closed automatic unloading vehicle, and the automatic unloading type garbage collecting and transporting mode of a carriage is the garbage collecting and transporting mode which is widely adopted at present. The fully-closed automatic unloading vehicle can effectively avoid secondary pollution in loading and unloading transportation, reduce the use cost, improve the working efficiency and optimize the working environment. The automatic carriage unloading garbage truck has two functions of automatic carriage unloading and loading, and the two functions are completed by one lifting drive axle, which is an important component of the garbage truck. The function of the lifting drive axle determines the due structure of the lifting drive axle, and the lifting drive axle mainly comprises an intermediate axle housing, two end shaft heads and two end winding drums. The drive axle housing is the most complex part in the axle housing assembly, and is not only a component of a transmission system, but also a component of a running system; when the main function of the device is used as a part of a transmission system, the device is used for installing and protecting a main speed reducer, a differential mechanism and a half shaft; when the wheel suspension is used as a component of a running system, the wheel suspension is mainly used for mounting a suspension and a wheel, supporting the weight of each part above the automobile suspension, bearing the reaction force and the moment transmitted by the wheel and transmitting force between a driving wheel and the suspension.
The transaxle axle housing is as shown in fig. 1, and the transaxle axle housing is the important part of vehicle, and the machining precision requires highly, and the location size in its dish hole, shaft hole is the projection on the spatial structure, and the direct processing of traditional means can't effectively press from both sides the dress, needs to adopt specific frock conversion location size. A traditional drive axle housing processing method comprises the following steps: the method comprises the steps of chamfering the end faces of shaft heads at two ends of an axle housing in an aligning mode, roughly and finely turning the excircle and the flange of the shaft housing, boring the disk face and an inner hole of the axle housing, drilling the chamfer and the tapping of each hole of the disk face, milling the supporting end face, and grinding the excircle and the end face of the shaft head. In conclusion, how to utilize the existing equipment and formulate an effective process flow to ensure the processing quality and improve the production efficiency is a problem which needs to be solved for developing new products. Therefore, a machining method for the lifting drive axle housing of the sanitation truck needs to be designed.
Disclosure of Invention
The invention aims to provide a method for machining an axle housing of a lifting drive axle of a sanitation truck, and aims to solve the technical problems that in the prior art, a special tool is required for supporting the axle housing of the drive axle, the risk of repeated tool positioning errors is high, and the stability of the position degree of a disc hole and an axle hole is poor.
In order to achieve the purpose, the specific technical scheme of the processing method for the lifting drive axle housing of the sanitation truck is as follows:
a processing method for an axle housing of a lifting drive axle of a sanitation truck is characterized by comprising the following processing steps:
firstly, casting a blank on an axle housing to finish the manufacture of blank surfaces of a disk surface and an end surface;
secondly, clamping and fixing the axle housing after blank throwing by using a clamping jaw of a lathe, and roughly and finely turning the disc surface and a lower stop step of the axle housing;
thirdly, fixing the turned axle housing on a workbench of a machining center with a downward disc surface, roughly and finely milling the end surface of one side and roughly and finely boring an axle hole, roughly and finely milling the end surface of the other side and roughly and finely boring the axle hole by rotating the workbench by 180 degrees, roughly and finely milling the end surface of the other side and roughly and finely boring the axle hole, drilling and milling a vent plug mounting hole by rotating the workbench by 90 degrees, and drilling and milling an oil drain hole;
fourthly, welding the two end shafts to the two shaft holes respectively, and ensuring the central lines of the two end shafts to be consistent;
and fifthly, adopting a positioning device to erect end shafts on two sides of the axle housing by a V-shaped iron frame, pressing the axle housing by a pressing mechanism, and drilling and tapping the disc hole according to the tool setting of the inner hole of the disc surface.
And further, in the third step of the steps, drilling and milling a vernier mounting surface and an oil level hole on the axle housing.
Furthermore, the V-shaped iron frame is a supporting frame with a V-shaped opening at the upper end, and the height from the V-shaped opening of the supporting frame to the bottom surface of the supporting frame is greater than the distance from the circle center of the shaft hole to the vernier installation surface.
Further, the fifth step is bored and is attacked a hole and adopt general vertical machining center, and hold-down mechanism includes supplementary hold-down shaft, porose clamp plate and T type bolt group, and T type bolt group is used for general vertical machining center's workstation, chooses for use and treats the unanimous supplementary hold-down shaft of machined state up end height with the axle housing, and supplementary hold-down shaft and quotation are put in respectively to clamp plate head and the tail both ends, and T type bolt group passes the hole of clamp plate, tightens up T type bolt group, accomplishes the location of axle housing and compresses tightly.
Furthermore, the lathe used in the second step is a horizontal lathe, and the clamping jaws are lengthened clamping jaws.
Further, the machining center used in the third step is a multi-axis machining center.
Furthermore, the axle housing of the third step is fixed on the workbench by selecting a transition disc, and the transition disc is provided with a three-jaw chuck.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the axle housing disc surface and the inner hole are processed, the shaft hole is bored by milling the end surface, and the disc hole is drilled and tapped in the conventional process, so that the working procedures are effectively connected, the risk of repeated tool positioning errors caused by lack of a clamping surface of the axle housing is reduced, and the problem of poor stability of the position degree of the disc hole and the shaft hole is solved.
2. The second step of the process is a horizontal lathe-based machining process, the process realizes the machining implementation of the axle housing disc hole end face on the lathe for the first time, the compact axle housing machining process is improved, the popularization and application of the lathe in the axle housing machining are promoted, and the axle housing machining process is simple in step and has the characteristics of advanced technology, compact process, high practicability and the like.
Drawings
FIG. 1 is a schematic perspective view of an axle housing;
FIG. 2 is a schematic diagram of a second step of the present invention;
FIG. 3 is a schematic diagram of a third step of the present invention;
FIG. 4 is a schematic diagram of a fifth step of the present invention;
FIG. 5 is a cross-sectional view of the axle housing.
The numbering in the figures illustrates: 1. the novel hydraulic clamping device comprises an axle housing, 11 disc surfaces, 111 disc holes, 12 lower stop steps, 13 shaft holes, 14 vent plug mounting holes, 15 oil discharge holes, 16 cursor mounting surfaces, 161 oil level holes, 2 end shafts, 3.V-shaped iron frames, 4 pressing mechanisms, 41 auxiliary pressing shafts, 42 pressing plates, 43.T-shaped bolt groups, 5 lengthened clamping jaws, 6 transition discs and 61 three-jaw chucks.
The specific implementation mode is as follows:
for a better understanding of the objects, structure and function of the invention, reference should be made to the following detailed description taken in conjunction with the accompanying drawings.
As shown in fig. 1 to 5, a method for processing an axle housing of a lifting drive axle of a sanitation truck is designed, and is characterized by comprising the following processing steps:
firstly, the axle housing 1 is cast to finish the blank surface manufacture of the disk surface 11 and the end surface, so that the cost is low and the efficiency is high;
secondly, as shown in fig. 2, clamping and fixing the axle housing 1 after blank throwing by using a clamping jaw of a lathe, roughly and finely turning a disc surface 11 and a lower stop step 12 of the axle housing, wherein the lathe is preferably a horizontal lathe, the clamping jaw is a lengthened clamping jaw 5, and the machining precision is high;
thirdly, as shown in fig. 3, a turning axle housing 1 is fixed on a workbench of a machining center with a disk surface 11 facing downwards, the machining center is a multi-shaft machining center, the axle housing 1 is fixed on the workbench by selecting a transition disk 6, the transition disk 6 is provided with a three-jaw chuck 61, the end surface of one side of rough and finish milling and a rough and finish boring shaft hole 13 are rotated by 180 degrees, the end surface of the other side of rough and finish milling and a rough and finish boring shaft hole 13 are rotated by 90 degrees, a vent plug mounting hole 14 is drilled and milled, an oil drain hole 15 is drilled and milled by the 90 degrees rotated workbench; the vernier installation face 16 and the oil level hole 161 on the drilling and milling machining axle housing 1 can be processed at a plurality of positions by one-time clamping, are effectively linked between each process, reduce the risk of tool positioning errors of the axle housing 1 due to the lack of a clamping face, and solve the problem of poor stability of the position degree of the disc hole 111 and the axle hole 13.
Fourthly, welding the two end shafts 2 to the two shaft holes 13 respectively, ensuring the central lines of the two end shafts 2 to be consistent, and ensuring the functionality of the end shafts 2;
fifthly, as shown in fig. 4, positioning equipment is adopted to erect end shafts 2 on two sides of the axle housing 1 through a V-shaped iron frame 3, the axle housing 1 is pressed through a pressing mechanism 4, inner hole tool setting is carried out according to a disc surface 11, a disc hole 111 is drilled and tapped, the V-shaped iron frame 3 is a supporting frame with a V-shaped opening at the upper end, the height from the V-shaped opening of the supporting frame to the bottom surface of the supporting frame is larger than the distance from the circle center of a shaft hole 13 to a cursor mounting surface 16, a universal vertical machining center is adopted for drilling and tapping the disc hole, the pressing mechanism 4 comprises an auxiliary pressing shaft 41, a pressing plate 42 with a hole and a T-shaped bolt group 43, the T-shaped bolt group 43 is matched with a workbench of the universal vertical machining center, the auxiliary pressing shaft 41 with the height of the upper end surface of the axle housing in a to-be-machined state is selected, the head end and the tail end of the pressing plate 42 are respectively overlapped on the auxiliary pressing shaft 41 and the disc surface 11, the T-shaped bolt group 43 penetrates through the hole of the pressing plate 42, and the T-shaped bolt group 43 is tightened to complete positioning and pressing of the axle housing 1.
According to the invention, the disc surface 11 of the axle housing 1, the shaft hole 13 bored by end face milling and the disc hole 111 drilled and tapped in the conventional process are separately processed, and the working procedures are effectively connected, so that the risk of multiple tooling positioning errors caused by lack of a clamping surface of the axle housing 1 is reduced, and the problem of poor stability of the position degrees of the disc hole 111 and the shaft hole 13 is solved.
The second step of the process is a horizontal lathe-based processing process, the process realizes the processing implementation of the end face of the disc hole 111 of the axle housing 1 on a lathe for the first time, the compact axle housing 1 processing process is improved, the popularization and the application of the lathe in the axle housing 1 processing are promoted, the processing method has the advantages of being pioneering in the field of processing methods, remarkable in progress, simple in processing process step, advanced in technology, compact in process, strong in practicability and the like.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. A processing method for an axle housing of a lifting drive axle of a sanitation truck is characterized by comprising the following processing steps:
firstly, casting a blank into an axle housing (1) to finish the manufacture of a blank surface of a disk surface (11) and an end surface;
secondly, clamping and fixing the axle housing (1) after blank throwing by using a clamping jaw of a lathe, and roughly and finely turning a disc surface (11) and a lower stop step (12) of the axle housing;
thirdly, a turned axle housing (1) and a workbench with a downward disc surface (11) and fixed in a machining center are subjected to rough and finish milling on the end surface of one side and a rough and finish boring shaft hole (13), a 180-degree rotary workbench is subjected to rough and finish milling on the end surface of the other side and a rough and finish boring shaft hole (13), a 90-degree rotary workbench is subjected to drilling and milling on a vent plug mounting hole (14), a 90-degree rotary workbench is subjected to drilling and milling on an oil drain hole (15);
fourthly, welding the two end shafts (2) to the two shaft holes (13) respectively to ensure that the center lines of the two end shafts (2) are consistent;
fifthly, adopting a positioning device V-shaped iron frame (3) to erect end shafts (2) on two sides of the axle housing (1), using a pressing mechanism (4) to press the axle housing (1), and drilling and tapping a disc hole (111) according to the inner hole tool setting of the disc surface (11).
2. The method for machining the axle housing of the lifting drive axle of the sanitation truck as claimed in claim 1, wherein in the third step of the steps, a vernier mounting surface (16) and an oil level hole (161) on the axle housing (1) are drilled and milled.
3. The method for machining the axle housing of the lifting drive axle of the sanitation truck as claimed in claim 2, wherein the V-shaped iron frame (3) is a support frame with a V-shaped opening at the upper end, and the height from the V-shaped opening of the support frame to the bottom surface of the support frame is greater than the distance from the circle center of the axle hole (13) to the cursor mounting surface (16).
4. The machining method of the axle housing of the lifting drive axle of the sanitation truck as claimed in claim 1, wherein the fifth step of drilling and tapping adopts a universal vertical machining center, the pressing mechanism (4) comprises an auxiliary pressing shaft (41), a pressing plate (42) with a hole and a T-shaped bolt group (43), the T-shaped bolt group (43) is matched with a workbench of the universal vertical machining center, the auxiliary pressing shaft (41) with the same height as the upper end face of the axle housing in a to-be-machined state is selected, the head end and the tail end of the pressing plate (42) are respectively overlapped on the auxiliary pressing shaft (41) and the disk face (11), the T-shaped bolt group (43) penetrates through the hole of the pressing plate (42), the T-shaped bolt group (43) is tightened, and the axle housing (1) is positioned and pressed.
5. The method for machining the axle housing of the lifting drive axle of the sanitation truck as claimed in claim 1, wherein the lathe used in the second step is a horizontal lathe, and the jaws are lengthened jaws (5).
6. The method for machining the axle housing of the lifting drive axle of the sanitation truck as claimed in claim 1, wherein the machining center used in the third step is a multi-axle machining center.
7. The method for machining the axle housing of the lifting drive axle of the sanitation truck as claimed in claim 6, wherein the third step axle housing (1) is fixed on the workbench by selecting a transition disc (6), and the transition disc (6) is provided with a three-jaw chuck (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111484693.2A CN114178789B (en) | 2021-12-07 | 2021-12-07 | Method for machining lifting drive axle housing of sanitation truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111484693.2A CN114178789B (en) | 2021-12-07 | 2021-12-07 | Method for machining lifting drive axle housing of sanitation truck |
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| Publication Number | Publication Date |
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| CN114178789A CN114178789A (en) | 2022-03-15 |
| CN114178789B true CN114178789B (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111484693.2A Active CN114178789B (en) | 2021-12-07 | 2021-12-07 | Method for machining lifting drive axle housing of sanitation truck |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102049661A (en) * | 2009-11-05 | 2011-05-11 | 陆铭 | Processing technology of drive axle body of tractor |
| CN203665101U (en) * | 2013-12-30 | 2014-06-25 | 郑州精益达汽车零部件有限公司 | Tool for machining top surface and bottom surface of passenger car axle housing by means of vertical machining center |
| CN104325291A (en) * | 2014-10-16 | 2015-02-04 | 安徽安簧机械股份有限公司 | Machining device and machining technology for holes of driving axle housing of industrial vehicle |
| CN106224483A (en) * | 2015-06-02 | 2016-12-14 | 卡特彼勒公司 | Mixing axle housing |
| CN206779961U (en) * | 2017-06-09 | 2017-12-22 | 江西江铃底盘股份有限公司 | A kind of dual-purpose fraise jig of vehicle rear-axle housing inside and outside circle |
| CN111889718A (en) * | 2020-08-06 | 2020-11-06 | 沈阳机床成套设备有限责任公司 | Automobile middle and rear axle housing processing technology |
| CN213836815U (en) * | 2020-09-24 | 2021-07-30 | 徐州拓途机械科技有限公司 | Welded swing frame for front axle of wheel type excavator |
-
2021
- 2021-12-07 CN CN202111484693.2A patent/CN114178789B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102049661A (en) * | 2009-11-05 | 2011-05-11 | 陆铭 | Processing technology of drive axle body of tractor |
| CN203665101U (en) * | 2013-12-30 | 2014-06-25 | 郑州精益达汽车零部件有限公司 | Tool for machining top surface and bottom surface of passenger car axle housing by means of vertical machining center |
| CN104325291A (en) * | 2014-10-16 | 2015-02-04 | 安徽安簧机械股份有限公司 | Machining device and machining technology for holes of driving axle housing of industrial vehicle |
| CN106224483A (en) * | 2015-06-02 | 2016-12-14 | 卡特彼勒公司 | Mixing axle housing |
| CN206779961U (en) * | 2017-06-09 | 2017-12-22 | 江西江铃底盘股份有限公司 | A kind of dual-purpose fraise jig of vehicle rear-axle housing inside and outside circle |
| CN111889718A (en) * | 2020-08-06 | 2020-11-06 | 沈阳机床成套设备有限责任公司 | Automobile middle and rear axle housing processing technology |
| CN213836815U (en) * | 2020-09-24 | 2021-07-30 | 徐州拓途机械科技有限公司 | Welded swing frame for front axle of wheel type excavator |
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| CN114178789A (en) | 2022-03-15 |
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Denomination of invention: A processing method for lifting drive axle housing of sanitation transport vehicle Effective date of registration: 20230201 Granted publication date: 20221101 Pledgee: Bank of Communications Co.,Ltd. Xuzhou Branch Pledgor: XUZHOU KEYUAN HYDRAULICS Co.,Ltd. Registration number: Y2023320000047 |
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