阅读说明：本技术 一种提高驱动桥差速器加工精度装置及加工工艺 (Device and process for improving machining precision of drive axle differential ) 是由 吴方军 于 2020-11-09 设计创作，主要内容包括：本发明涉及驱动桥制造工艺技术领域,且公开了一种提高驱动桥差速器加工精度装置及加工工艺,包括壳体,所述壳体内腔的中心处固定安装有主轴,所述主轴的左侧壁固定安装有驱动齿,所述驱动齿的外沿啮合有从动齿轮,所述从动齿轮的一端固定连接有固定杆,所述固定杆的外壁活动安装有卡块,所述固定杆的另一端活动套接有连接件。本发明通过利用一组齿轮带动多组齿轮进行联动作用；该种设计有利用设备在使用过程中的联动性,同时能够保障采用一组驱动设备能够同时带动多组联动轴进行转动,且减少了齿轮的数量；能够有效地减少其在使用过程中的机械能损耗,进而使动力输出更为完美,提高使用的动力效果。(The invention relates to the technical field of drive axle manufacturing processes, and discloses a device and a process for improving the machining precision of a drive axle differential mechanism. The invention utilizes a group of gears to drive a plurality of groups of gears to perform linkage action; the design utilizes the linkage property of the equipment in the using process, and simultaneously can ensure that a group of driving equipment can simultaneously drive a plurality of groups of linkage shafts to rotate, and the number of gears is reduced; the mechanical energy loss of the engine in the use process can be effectively reduced, so that the power output is more perfect, and the power effect of use is improved.)

1. The utility model provides an improve transaxle differential mechanism machining precision device, includes casing (1), its characterized in that: a main shaft (3) is fixedly arranged at the center of the inner cavity of the shell (1), a driving tooth (7) is fixedly arranged on the left side wall of the main shaft (3), the outer edge of the driving gear (7) is engaged with a driven gear (10), one end of the driven gear (10) is fixedly connected with a fixed rod (11), a clamping block (18) is movably arranged on the outer wall of the fixed rod (11), a connecting piece (13) is movably sleeved at the other end of the fixed rod (11), a first speed regulating gear (14), a second speed regulating gear (15), a third speed regulating gear (16) and a fourth speed regulating gear (17) are arranged in the inner cavity of the connecting piece (13), the first speed regulating gear (14) is positioned at the right side of the second speed regulating gear (15), the third speed regulating gear (16) is positioned at the left side of the second speed regulating gear (15), the fourth speed regulating gear (17) is positioned at the left side of the third speed regulating gear (16); the outer wall of dead lever (11) and the inner wall of first speed governing gear (14), second speed governing gear (15), third speed governing gear (16) and fourth speed governing gear (17) are cup jointed in the activity mutually, the inner chamber fixed mounting of main shaft (3) has connecting gear (8), there is main gear (9) outer along the meshing of connecting gear (8), the fixed mobile jib (2) that has cup jointed in center department of main gear (9), the outer movable gear (12) that has cup jointed along fixed of mobile jib (2), movable gear (12) are located main gear (9) left side, the right side fixed mounting of main shaft (3) has connecting block (4), the inner chamber activity of connecting block (4) has cup jointed gear (5), the middle part of cup jointing gear (5) is fixed to have cup jointed trace (6).

2. The device for improving the machining precision of the drive axle differential mechanism according to claim 1, is characterized in that: the number of the driving teeth (7) is twelve; the distance between twelve driving teeth (7) is equal, and the twelve driving teeth (7) are all positioned on the left side wall of the main shaft (3).

3. The device for improving the machining precision of the drive axle differential mechanism according to claim 1 or 2, wherein: the diameter value of connecting block (4) is less than the diameter value of main shaft (3), and the central point of main shaft (3) and connecting block (4) is in same horizontal line.

4. The device for improving the machining precision of the drive axle differential mechanism according to claim 1, is characterized in that: the number of the driven gears (10) is two; the two driven gears (10) are respectively positioned at two sides of the outer edge of the driving gear (7).

5. The device for improving the machining precision of the drive axle differential mechanism according to claim 1, is characterized in that: the diameter value of the first speed regulating gear (14) is smaller than that of the second speed regulating gear (15); the diameter value of the second speed regulating gear (15) is smaller than that of the third speed regulating gear (16); the diameter value of the third speed regulating gear (16) is smaller than that of the fourth speed regulating gear (17).

6. The process for improving the machining precision of the drive axle differential according to any one of claims 1 to 5, wherein the process comprises the following steps: the method comprises the following steps: firstly, a main shaft (3) is molded and prepared, and is in gear engagement assembly with a main gear (9) in the preparation process; then forging and fusing the connecting block (4) and the main shaft (3); so that the two parts are integrated; then the sleeve gear (5) is clamped into a gear groove of the connecting block (4); then the driving teeth (7) are forged and fused, so that the driving teeth (7) and the main shaft (3) form a whole, and the driving teeth (7) are equal in size; then placing the first speed regulating gear (14), the second speed regulating gear (15), the third speed regulating gear (16) and the fourth speed regulating gear (17) into a forming die of the connecting piece (13); then forging and forming the connecting piece (13); a first speed regulating gear (14), a second speed regulating gear (15), a third speed regulating gear (16) and a fourth speed regulating gear (17) are not fused with a connecting piece (13); meanwhile, the fixed rod (11) is sleeved with a first speed regulating gear (14), a second speed regulating gear (15), a third speed regulating gear (16) and a fourth speed regulating gear (17); assembling the shell (1).

Technical Field

The invention relates to the technical field of automobile manufacturing processes, in particular to a device and a process for improving the machining precision of a drive axle differential.

Background

A transaxle is a mechanism located at the end of a drive train that can vary the speed and torque from a transmission and transmit them to drive wheels. The drive axle is generally composed of a main speed reducer, a differential, a wheel transmission device, a drive axle housing and the like, and the steering drive axle is also provided with a constant velocity universal joint. In addition, the transaxle is also subjected to vertical, longitudinal, and lateral forces, as well as braking moments and reaction forces acting between the road surface and the frame or body.

The common differential mechanism can allow the left wheel and the right wheel to rotate at different speeds, but when one wheel spins, the other wheel on a good road surface can not obtain torque, and the automobile loses the driving power. In this case, the differential does not function. The two wheels are connected together, and power can be at least transmitted to the wheel on the other side, so that the automobile can obtain driving power, and the dilemma is eliminated.

The device and the process for improving the machining precision of the drive axle differential mechanism have the advantages that the power loss of the existing drive axle differential mechanism is serious in the machining and using process, the power cannot be output perfectly in the using process, the linkage of the existing drive axle differential mechanism is poor, multiple groups of gears are needed for driving, the existing drive axle differential mechanism is seriously abraded in the using process, the service life of the existing drive axle differential mechanism is short, and the using cost of the existing drive axle differential mechanism is improved.

Disclosure of Invention

The invention provides a device and a processing technology for improving the processing precision of a drive axle differential, which have the advantages of reducing power loss; the linkage is strong; the advantage of the wearing and tearing that have reduced the use has been solved current transaxle differential mechanism and has been used its power loss in the processing comparatively serious, leads to it to make the perfect output of power in the in-process that uses, and current transaxle differential mechanism linkage nature is relatively poor, needs the multiunit gear to drive, and current transaxle differential mechanism is wearing and tearing comparatively serious at the in-process that uses, and then leads to its life-span that uses not long, improves the problem of the cost of its use.

The invention provides the following technical scheme: a device for improving the machining precision of a drive axle differential mechanism comprises a shell, wherein a main shaft is fixedly installed at the center of an inner cavity of the shell, a driving tooth is fixedly installed on the left side wall of the main shaft, a driven gear is meshed with the outer edge of the driving tooth, a fixed rod is fixedly connected to one end of the driven gear, a clamping block is movably installed on the outer wall of the fixed rod, a connecting piece is movably sleeved at the other end of the fixed rod, a first speed regulating gear, a second speed regulating gear, a third speed regulating gear and a fourth speed regulating gear are installed in the inner cavity of the connecting piece, the first speed regulating gear is located on the right side of the second speed regulating gear, the third speed regulating gear is located on the left side of the second speed regulating gear, and the fourth speed regulating gear is located on; the outer wall of dead lever cup joints with the inner wall activity of first speed governing gear, second speed governing gear, third speed governing gear and fourth speed governing gear mutually, the inner chamber fixed mounting of main shaft has the connecting gear, the outer master gear that has followed the meshing of connecting gear, the fixed mobile jib that has cup jointed in center department of master gear, the outer movable gear that has cup jointed along fixed the cup jointing of mobile jib, movable gear is located the master gear left side, the right side fixed mounting of main shaft has the connecting block, the inner chamber activity of connecting block has cup jointed the gear, the fixed trace that has cup jointed in middle part of cup jointing the gear.

Preferably, the number of the driving teeth is twelve; the distance between twelve driving teeth is equal, and twelve driving teeth are all located on the left side wall of the main shaft.

Preferably, the diameter value of the connecting block is smaller than that of the main shaft, and the central points of the main shaft and the connecting block are in the same horizontal line.

Preferably, the number of the driven gears is two; the two driven gears are respectively positioned on two sides of the outer edge of the driving gear.

Preferably, the diameter value of the first speed regulating gear is smaller than that of the second speed regulating gear; the diameter value of the second speed regulating gear is smaller than that of the third speed regulating gear; and the diameter value of the third speed regulating gear is smaller than that of the fourth speed regulating gear.

Preferably, the main shaft is firstly molded and assembled with the main gear in a gear meshing manner in the preparation process of the main shaft; then forging and fusing the connecting block and the main shaft; so that the two parts are integrated; then the sleeve gear is clamped into a gear groove of the connecting block; then the driving teeth are forged and fused, so that the driving teeth and the main shaft form a whole, and the driving teeth are equal in size; then placing the first speed regulating gear, the second speed regulating gear, the third speed regulating gear and the fourth speed regulating gear into a forming die of the connecting piece; then forging and forming the connecting piece; the first speed regulating gear, the second speed regulating gear, the third speed regulating gear and the fourth speed regulating gear are not fused with the connecting piece; meanwhile, the fixed rod is sleeved with the first speed regulating gear, the second speed regulating gear, the third speed regulating gear and the fourth speed regulating gear; the housing is assembled.

The invention has the following beneficial effects:

1. according to the device and the process for improving the machining precision of the drive axle differential, a group of gears is utilized to drive a plurality of groups of gears to perform a linkage action; the design utilizes the linkage property of the equipment in the using process, and simultaneously can ensure that a group of driving equipment can simultaneously drive a plurality of groups of linkage shafts to rotate, and the number of gears is reduced; the mechanical energy loss of the engine in the use process can be effectively reduced, so that the power output is more perfect, and the power effect of use is improved.

2. According to the device and the process for improving the machining precision of the drive axle differential, a single transmission shaft is utilized to drive a plurality of transmission shafts to rotate, so that the power transmission is more accurate in the using process, a small gear is adopted in the device to drive a large gear to move, and lubricating oil is arranged in a connecting shaft; the lubricating effect is improved, and the mechanical abrasion in the using process is reduced; and meanwhile, multi-stage speed regulation of the motor can be realized by adopting a plurality of groups of gears to be connected with the connecting piece.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the spindle structure of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the structure of the connector of the present invention.

In the figure: 1. a housing; 2. a main rod; 3. a main shaft; 4. connecting blocks; 5. sleeving a gear; 6. a linkage rod; 7. a drive tooth; 8. a connecting gear; 9. a main gear; 10. a driven gear; 11. fixing the rod; 12. a movable gear; 13. a connecting member; 14. a first speed regulating gear; 15. a second speed regulating gear; 16. a third speed regulating gear; 17. a fourth speed-regulating gear; 18. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a device for improving the machining precision of a drive axle differential and a machining process thereof, comprising a shell 1, wherein a main shaft 3 is fixedly installed at the center of an inner cavity of the shell 1, a driving tooth 7 is fixedly installed on the left side wall of the main shaft 3, a driven gear 10 is meshed with the outer edge of the driving tooth 7, one end of the driven gear 10 is fixedly connected with a fixed rod 11, a fixture block 18 is movably installed on the outer wall of the fixed rod 11, a connecting piece 13 is movably sleeved at the other end of the fixed rod 11, a first speed regulating gear 14, a second speed regulating gear 15, a third speed regulating gear 16 and a fourth speed regulating gear 17 are installed in the inner cavity of the connecting piece 13, the first speed regulating gear 14 is located on the right side of the second speed regulating gear 15, the third speed regulating gear 16 is located on the left side of the second speed; the outer wall of dead lever 11 and first speed adjusting gear 14, second speed adjusting gear 15, the inner wall of third speed adjusting gear 16 and fourth speed adjusting gear 17 cup joints mutually in the activity, the inner chamber fixed mounting of main shaft 3 has connecting gear 8, connecting gear 8's outer edge meshing has master gear 9, master lever 2 has been cup jointed to the fixed centre department of master gear 9, the outer edge of master lever 2 has cup jointed loose gear 12, loose gear 12 is located the master gear 9 left side, the right side fixed mounting of main shaft 3 has connecting block 4, the inner chamber activity of connecting block 4 has cup jointed cup joint gear 5, the fixed interlinking pole 6 that has cup jointed in the middle part of cup joint gear 5.

The number of the driving teeth 7 is twelve; the twelve driving teeth 7 are equally spaced, and the twelve driving teeth 7 are all located on the left side wall of the main shaft 3. Wherein; the diameter value of the connecting block 4 is smaller than that of the main shaft 3, and the central points of the main shaft 3 and the connecting block 4 are in the same horizontal line. The number of the driven gears 10 is two; two driven gears 10 are respectively positioned at two sides of the outer edge of the driving gear 7. The diameter value of the first speed regulating gear 14 is smaller than that of the second speed regulating gear 15; the diameter value of the second speed regulating gear 15 is smaller than that of the third speed regulating gear 16; the diameter value of the third speed gear 16 is smaller than that of the fourth speed gear 17.

Wherein; a group of gears is utilized to drive a plurality of groups of gears to perform linkage action; the design utilizes the linkage property of the equipment in the using process, and simultaneously can ensure that a group of driving equipment can simultaneously drive a plurality of groups of linkage shafts to rotate, and the number of gears is reduced; the mechanical energy loss of the engine in the use process can be effectively reduced, so that the power output is more perfect, and the power effect of use is improved.

Wherein; firstly, the main shaft 3 is molded and prepared, and is assembled with the main gear 9 in a gear meshing way in the preparation process; then forging and fusing the connecting block 4 and the main shaft 3; so that the two parts are integrated; then the sleeve gear 5 is clamped into a gear groove of the connecting block 4; then forging and fusing the driving teeth 7 to enable the driving teeth 7 and the main shaft 3 to form a whole, wherein the driving teeth 7 are equal in size; then the first speed regulating gear 14, the second speed regulating gear 15, the third speed regulating gear 16 and the fourth speed regulating gear 17 are placed in a forming die of the connecting piece 13; then forging and forming the connecting piece 13; the first speed regulating gear 14, the second speed regulating gear 15, the third speed regulating gear 16 and the fourth speed regulating gear 17 are not fused with the connecting piece 13; meanwhile, the fixed rod 11 is sleeved with a first speed regulating gear 14, a second speed regulating gear 15, a third speed regulating gear 16 and a fourth speed regulating gear 17; the housing 1 is assembled.

The device for improving the machining precision of the drive axle differential and the working principle of the machining process are as follows:

the driving gear 7 is driven by the driving piece to work, the main shaft 3 is driven by the driving gear 7 to work, the connecting gear 8 is driven to work, the main gear 9 is driven by the connecting gear 8 to work, the main rod 2 is driven by the main gear 9 to work, meanwhile, the driving gear 7 drives the driven gear 10 to work, and the fixed rod 11 is driven by the driven gear 10 to work; then the fixed rod 11 drives the fourth speed regulating gear 17, the third speed regulating gear 16, the second speed regulating gear 15 and the first speed regulating gear 14 to work, and the rotating speed of the gears is regulated as required; and (4) finishing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.