CN212095160U - Automatic press-fitting machine for drive axle hub assembly - Google Patents
Automatic press-fitting machine for drive axle hub assembly Download PDFInfo
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- CN212095160U CN212095160U CN201922490012.8U CN201922490012U CN212095160U CN 212095160 U CN212095160 U CN 212095160U CN 201922490012 U CN201922490012 U CN 201922490012U CN 212095160 U CN212095160 U CN 212095160U
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Abstract
The utility model discloses an automatic pressure equipment machine of transaxle wheel hub assembly, it belongs to axle assembly technical field. The defects that in the prior art, the labor intensity is high, the efficiency is low and the quality is difficult to guarantee in the press mounting of the traditional hub assembly are overcome. The main structure of the positioning and press-fitting device comprises a bed body assembly, a positioning assembly and a positioning and press-fitting assembly, wherein the positioning assembly and the positioning and press-fitting assembly are respectively arranged on the bed body assembly. The utility model discloses mainly used engineering machine tool loader transaxle and heavy truck transaxle axle assembly line's automatic pressure equipment of wheel hub assembly.
Description
The technical field is as follows:
the utility model belongs to the technical field of the axle assembly, specifically speaking especially relates to an automatic pressure equipment machine of transaxle wheel hub assembly.
Background art:
in the assembling process of the drive axle, the hub bearing is pressed on the axle supporting shaft in the hub assembly pressing process, and the reliable and quick pressing of the hub assembly has important significance on the assembling quality and efficiency of the drive axle. One of the traditional hub assembly press-fitting modes is manual knocking press-fitting, so that the labor intensity is high, the efficiency is low, and the quality is difficult to ensure; the other type is that a hydraulic machine is used for carrying out unilateral or bilateral press mounting on the hub bearing, the press mounting mode still needs manual operation, the efficiency is not high, the accurate positioning of the hub and the axle housing is difficult to ensure, and the problem of damaging a hub oil seal often occurs.
The invention content is as follows:
the to-be-solved technical problem of the utility model is overcome prior art not enough, provide an automatic pressure equipment machine of transaxle wheel hub assembly, it can realize the automatic accurate pressure equipment of wheel hub assembly accurate positioning and wheel hub bearing, makes the operation automatic simultaneously, and pressure equipment safe and reliable, fixes a position accurately, and is efficient, reduces operator's intensity of labour, has realized the accurate positioning and the automatic pressure equipment of wheel hub assembly.
In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:
the automatic press-mounting machine for the drive axle hub assembly comprises a bed body assembly, a positioning assembly and a positioning press-mounting assembly, wherein the positioning assembly and the positioning press-mounting assembly are respectively arranged on the bed body assembly.
Preferably, the positioning and press-fitting assembly comprises a press-fitting device and a V-shaped positioning disc of the wheel hub assembly, the press-fitting device comprises a press-fitting base, a press-fitting oil cylinder, a positioning center and a bearing press-fitting disc assembly, an oil cylinder center mounting seat is arranged on the press-fitting base, the press-fitting oil cylinder is mounted on one side of the oil cylinder center mounting seat, the other side of the oil cylinder center mounting seat is connected with the positioning center, the tail end of the press-fitting oil cylinder is connected with the bearing press-fitting disc assembly, the pointed end of the positioning center is connected with a bearing inverted-fitting sleeve, the V-shaped positioning disc of the wheel hub assembly is mounted on the press-fitting base.
Preferably, the bearing press-mounting disc assembly comprises an oil cylinder connecting disc, a guide optical axis and a bearing press-mounting disc, one side of the oil cylinder connecting disc is connected with the press-mounting oil cylinder, the other side of the oil cylinder connecting disc is connected with the guide optical axis, the guide optical axis is connected with an oil cylinder tip mounting seat, the guide optical axis and the oil cylinder tip mounting seat are installed in a clearance fit mode, and the tail end of the guide optical axis is connected with the bearing press-mounting disc.
Preferably, the bed body assembly comprises a bed body, a servo motor speed reducer and a slide rail are arranged on the bed body, the output end of the servo motor speed reducer is connected with one end of a nut screw rod, the nut screw rod penetrates through a bearing module to be connected with a screw rod supporting seat, the bearing module is installed on the bed body, the slide rail is connected with a linear slide rail module in a sliding mode, and a centering limiting assembly is arranged on the side face of the bed body.
Preferably, the centering and limiting assembly comprises a mounting seat, an air cylinder and a limiting block, the mounting seat is connected with the bed body, the upper end of the mounting seat is connected with the air cylinder, and the output end of the air cylinder is connected with the limiting block.
Preferably, the location assembly includes mount pad A and axle housing positioning disk, mount pad A's lower extreme and bed body coupling, the upper end is connected with the axle housing positioning disk.
Preferably, the positioning press-fitting assembly is provided with two positions and is respectively arranged at two sides of the positioning assembly.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an accurate automatic positioning of wheel hub assembly and pressure equipment realize work piece one-level accurate positioning through location top, wheel hub assembly V type positioning disk and location assembly, and hydro-cylinder second grade pressure equipment makes wheel hub bearing pressure equipment reliable, can eliminate the risk that damages the wheel hub oil blanket at present completely, and easy and simple to handle, degree of automation is high, and assembly precision and uniformity are higher, have liberated the manpower, improved production efficiency.
Description of the drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic structural view of the middle positioning press-fitting assembly of the present invention;
fig. 4 is a schematic structural view of the center shaft bearing and disc loading assembly of the present invention;
FIG. 5 is a schematic structural view of the middle bed body assembly of the present invention;
fig. 6 is a schematic structural view of the middle swing limiting assembly of the present invention;
fig. 7 is a schematic structural view of the positioning assembly of the present invention;
FIG. 8 is a schematic structural view of the present invention in an installation and use state;
fig. 9 is a front view of the present invention in an installation and use state.
1. A bed body assembly; 2. positioning the assembly; 3. positioning and press-fitting the assembly; 4. an axle housing assembly; 5. a hub assembly; 6. a hub bearing; 11. a bed body; 12. a servo motor reducer; 13. a nut lead screw; 14. a coupling; 15. a bearing module; 16. a position-adjusting and limiting assembly; 17. a slide rail; 161. a mounting seat; 162. a cylinder; 163. a limiting block; 21. a mounting seat A; 22. an axle housing positioning disc; 31. pressing the base; 32. an oil cylinder tip mounting seat; 33. pressing the oil cylinder; 34. positioning a centre; 35. a bearing press mounting disc assembly; 36. a bearing is reversely sleeved; 37. a V-shaped positioning disc of the hub assembly; 38. a linear slide rail module; 39. a screw rod supporting seat; 351. an oil cylinder connecting plate; 352. guiding the optical axis; 353. the bearing is press-fitted with a disk.
The specific implementation mode is as follows:
the present invention will be further described with reference to the following specific embodiments and accompanying drawings.
Example 1:
as shown in fig. 1, the automatic press-fitting machine for the drive axle hub assembly comprises a bed body assembly 1, a positioning assembly 2 and a positioning press-fitting assembly 3, wherein the positioning assembly 2 and the positioning press-fitting assembly 3 are respectively installed on the bed body assembly 1.
Example 2:
as shown in fig. 2-3, the automatic press-fitting machine for the drive axle hub assembly comprises a press-fitting device and a hub assembly V-shaped positioning disc 37, wherein the press-fitting device comprises a press-fitting base 31, a press-fitting oil cylinder 33, a positioning center 34 and a bearing press-fitting disc assembly 35, the press-fitting base 31 is provided with an oil cylinder center mounting base 32, the press-fitting oil cylinder 33 is mounted on one side of the oil cylinder center mounting base 32, the other side of the oil cylinder center mounting base 32 is connected with the positioning center 34, the tail end of the press-fitting oil cylinder 33 is connected with the bearing press-fitting disc assembly 35, the pointed end of the positioning center 34 is connected with a bearing inverted-fitting sleeve 36, the hub assembly V-shaped positioning disc 37 is mounted on the press-fitting base 31, and the lower end of the press-fitting base 31. The hub assembly 5 is mounted on the hub assembly V-shaped positioning plate 37.
As shown in fig. 4, the bearing press-fitting disc assembly 35 includes an oil cylinder connecting disc 351, a guide optical axis 352 and a bearing press-fitting disc 353, one side of the oil cylinder connecting disc 351 is connected with the press-fitting oil cylinder 33, the other side of the oil cylinder connecting disc is connected with the guide optical axis 352, the guide optical axis 352 is connected with the oil cylinder tip mounting seat 32, the guide optical axis 352 and the oil cylinder tip mounting seat 32 are installed in a clearance fit manner, and the tail end of the guide optical axis 352 is connected with the bearing press-fitting disc 353.
As shown in fig. 5, the bed body assembly 1 includes a bed body 11, a servo motor reducer 12 and a slide rail 17 are arranged on the bed body 11, an output end of the servo motor reducer 12 is connected with one end of a nut screw 13 through a coupler 14, the nut screw 13 penetrates through a bearing module 15 to be connected with a screw support base 39, the bearing module 15 is installed on the bed body 11, the slide rail 17 is slidably connected with a linear slide rail module 38, and a centering limit assembly 16 is arranged on a side surface of the bed body 11. The positioning press-fitting assembly 3 can slide back and forth on the bed body 11 through the linear slide rail module 38, and the hub assembly 5, the axle housing assembly 4 and the hub bearing 6 are conveniently pressed and fitted. The servo motor reducer 12 provides power to drive the nut screw 13 to reciprocate through the coupler 14, the nut screw 13 is connected with the screw support base 39 to drive the screw support base 39 to reciprocate, and therefore the screw support base 39 drives the positioning press-fitting assembly 3 to reciprocate through the linear slide rail module 38.
As shown in fig. 6, the centering limit assembly 16 includes an installation seat 161, an air cylinder 162 and a limit block 163, the installation seat 161 is connected with the bed 11, the upper end of the installation seat 161 is connected with the air cylinder 162, and the output end of the air cylinder 162 is connected with the limit block 163; the mounted axle housing assembly 4 is centered by extension of the cylinder rod of the cylinder 162 in the alignment limit assembly 16.
As shown in fig. 7, the positioning assembly 2 includes a mounting seat a21 and an axle housing positioning plate 22, the lower end of the mounting seat a21 is connected with the bed 11, and the upper end is connected with the axle housing positioning plate 22.
The positioning press-fitting assembly 3 is provided with two positions and is respectively arranged at two sides of the positioning assembly 2. The other portions are the same as in example 1.
Fig. 8-9 show a schematic structural diagram of the axle housing assembly 4, the hub assembly 5 and the hub bearing 6, and a basic using method thereof comprises the following steps:
firstly, placing an axle housing assembly 4 on an axle housing positioning disc 22 of a positioning assembly 2, placing a hub assembly 5 on a hub assembly V-shaped positioning disc 37 of the positioning and press-fitting assembly 3, and then placing a hub bearing 6 on a bearing inverted-installation sleeve 36 of the positioning and press-fitting assembly 3;
secondly, an operator starts an operating switch, the centering limit assembly 16 in the utility model firstly automatically rights the axle housing assembly 4, and the rear centering limit assembly 16 resets, then the positioning press-mounting assembly 3 is conveyed to the two-side positioning press-mounting assembly 3 together with the hub assembly 5 and the hub bearing 6 thereon under the automatic driving of the servo motor reducer 12, and simultaneously the inner hole of the support shaft of the axle housing assembly 4 is tightly jacked for positioning, finally the press-mounting oil cylinder 33 on the positioning press-mounting assembly 3 drives the bearing press-mounting disc assembly 35 to automatically press-mount the hub bearing 6 to the corresponding position of the support shaft of the axle housing assembly 4 and maintain pressure, after the pressure maintenance is finished, the positioning press-mounting assemblies 3 on the two sides automatically reset, and the press-mounting oil cylinder 33 automatically resets; and (5) finishing the whole automatic positioning and press-fitting process, and hanging the press-fitted workpiece away by an operator.
Claims (7)
1. The utility model provides an automatic pressure equipment machine of transaxle wheel hub assembly which characterized in that: the hot-pressing bed comprises a bed body assembly (1), a positioning assembly (2) and a positioning and pressing assembly (3), wherein the positioning assembly (2) and the positioning and pressing assembly (3) are respectively arranged on the bed body assembly (1).
2. The automatic press-fitting machine for the drive axle hub assembly according to claim 1, wherein: the positioning press-fitting assembly (3) comprises a press-fitting device and a V-shaped positioning disc (37) of the hub assembly, the press-fitting device comprises a press-fitting base (31), a press-fitting oil cylinder (33), a positioning tip (34) and a bearing press-fitting disc assembly (35), an oil cylinder tip mounting seat (32) is arranged on the press-fitting base (31), the press-fitting oil cylinder (33) is mounted on one side of the oil cylinder tip mounting seat (32), the other side of the oil cylinder tip mounting seat (32) is connected with a positioning tip (34), the tail end of the press-fitting oil cylinder (33) is connected with a bearing press-fitting disc assembly (35), the top tip of the positioning centre (34) is connected with a bearing flip-chip sleeve (36), the V-shaped positioning disc (37) of the hub assembly is arranged on the press-fitting base (31), the lower end of the press-fitting base (31) is provided with a linear slide rail module (38) and a screw rod supporting seat (39).
3. The automatic press-fitting machine for the drive axle hub assembly according to claim 2, wherein: bearing pressure equipment dish assembly (35) include hydro-cylinder connection pad (351), direction optical axis (352) and bearing pressure equipment dish (353), one side and pressure equipment hydro-cylinder (33) of hydro-cylinder connection pad (351) are connected, and the opposite side is connected with direction optical axis (352), direction optical axis (352) are connected and direction optical axis (352) and hydro-cylinder top mount pad (32) are clearance fit installation with hydro-cylinder top mount pad (32), the end and the bearing pressure equipment dish (353) of direction optical axis (352) are connected.
4. The drive axle hub assembly automatic press-fitting machine according to claim 2 or 3, characterized in that: the utility model discloses a lathe bed assembly (1) is including the lathe bed (11), be equipped with servo motor speed reducer (12) and slide rail (17) on the lathe bed (11), the output of servo motor speed reducer (12) is connected with the one end of nut lead screw (13), nut lead screw (13) pass bearing module (15) and are connected with lead screw supporting seat (39), and bearing module (15) are installed on the lathe bed (11), slide rail (17) and linear slide rail module (38) sliding connection, the side of the lathe bed (11) is equipped with puts positive spacing assembly (16).
5. The automatic press-fitting machine for the drive axle hub assembly according to claim 4, wherein: the centering limit assembly (16) comprises a mounting seat (161), an air cylinder (162) and a limit block (163), the mounting seat (161) is connected with the bed body (11), the upper end of the mounting seat (161) is connected with the air cylinder (162), and the output end of the air cylinder (162) is connected with the limit block (163).
6. The automatic press-fitting machine for the drive axle hub assembly according to claim 5, wherein: location assembly (2) are including mount pad A (21) and axle housing positioning disk (22), the lower extreme and the bed body (11) of mount pad A (21) are connected, and the upper end is connected with axle housing positioning disk (22).
7. The automatic press-fitting machine for the drive axle hub assembly according to claim 6, wherein: the positioning press-fitting assembly (3) is provided with two positions and is respectively arranged at two sides of the positioning assembly (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922490012.8U CN212095160U (en) | 2019-12-31 | 2019-12-31 | Automatic press-fitting machine for drive axle hub assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922490012.8U CN212095160U (en) | 2019-12-31 | 2019-12-31 | Automatic press-fitting machine for drive axle hub assembly |
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| Publication Number | Publication Date |
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| CN212095160U true CN212095160U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922490012.8U Active CN212095160U (en) | 2019-12-31 | 2019-12-31 | Automatic press-fitting machine for drive axle hub assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111069882A (en) * | 2019-12-31 | 2020-04-28 | 山东临工工程机械有限公司 | Automatic press-fitting machine for drive axle hub assembly |
| CN113997068A (en) * | 2021-10-31 | 2022-02-01 | 中车南京浦镇车辆有限公司 | Frame suspension type direct-drive bogie hub disc, motor and coupling installation assembly and method |
-
2019
- 2019-12-31 CN CN201922490012.8U patent/CN212095160U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111069882A (en) * | 2019-12-31 | 2020-04-28 | 山东临工工程机械有限公司 | Automatic press-fitting machine for drive axle hub assembly |
| CN113997068A (en) * | 2021-10-31 | 2022-02-01 | 中车南京浦镇车辆有限公司 | Frame suspension type direct-drive bogie hub disc, motor and coupling installation assembly and method |
| CN113997068B (en) * | 2021-10-31 | 2024-02-20 | 中车南京浦镇车辆有限公司 | Frame suspension type direct-drive steering frame hub disc, motor and shaft coupling mounting assembly and method |
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