Trolley with floating turnover type motor press-mounting function and assembling method of assembling gearbox of trolley
阅读说明：本技术 一种具有浮动翻转式电机压装的小车及其装配变速箱的装配方法 (Trolley with floating turnover type motor press-mounting function and assembling method of assembling gearbox of trolley ) 是由 王富华 缑俊杰 朱琦 刘建荣 于 2019-10-16 设计创作，主要内容包括：本发明公开了一种具有浮动翻转式电机压装的小车,其包括一翻转机构和小车本体,其中所述翻转机构固定设置在所述小车本体上,所述翻转机构用以将变速箱箱体装配在其上,以便于变速箱箱体中电机的压装动作的进行；所述翻转机构包括一定位板和一固定板,其中所述固定板和所述小车本体固定连接在一起,所述定位板和所述固定板浮动式连接,所述定位板相对于所述固定板在六个自由度上可自由翻转。(The invention discloses a trolley with a floating turnover type motor for press mounting, which comprises a turnover mechanism and a trolley body, wherein the turnover mechanism is fixedly arranged on the trolley body and is used for assembling a gearbox body on the turnover mechanism so as to facilitate the press mounting action of the motor in the gearbox body; the turnover mechanism comprises a positioning plate and a fixing plate, wherein the fixing plate is fixedly connected with the trolley body, the positioning plate is in floating connection with the fixing plate, and the positioning plate can freely turn over relative to the fixing plate in six degrees of freedom.)
1. A trolley with a floating turnover type motor press-fitting function comprises a turnover mechanism and a trolley body, wherein the turnover mechanism is fixedly arranged on the trolley body and is used for assembling a gearbox box body on the turnover mechanism so as to facilitate the press-fitting action of the motor in the gearbox box body; the turnover mechanism comprises a positioning plate and a fixing plate, wherein the fixing plate is fixedly connected with the trolley body, the positioning plate is in floating connection with the fixing plate, and the positioning plate can freely turn over relative to the fixing plate in six degrees of freedom.
2. The trolley with the press-fitting function of the floating turnover type motor as claimed in claim 1, wherein the turnover mechanism further comprises a speed reducer, the speed reducer is mounted on the trolley body on one hand and is connected with the positioning plate of the turnover mechanism on the other hand, and the speed reducer is used for providing turnover power for the positioning plate, so that the turnover speed of the positioning plate is increased or decreased according to assembly requirements.
3. The trolley with the press-fitting of the floating turnover motor as claimed in claim 1 or 2, wherein the turnover mechanism further comprises a counterweight symmetrically mounted on the trolley body for weight balancing the trolley with the press-fitting of the floating turnover motor during the assembly of the gearbox.
4. The trolley with the floating turnover type motor press-fitting function as claimed in claim 1 or 2, wherein the trolley body comprises a frame and at least 4 linear bearings, the number of the linear bearings is at least 4, at least 4 linear bearings penetrate into the frame to support the frame, and at least 4 linear bearings are used for balancing load when a gearbox is mounted on the positioning plate.
5. The trolley with a floating and overturning type motor press-fitting function as claimed in claim 4, wherein the frame of the trolley body comprises a first frame and a second frame, wherein the linear bearings penetrate into the first frame and the second frame respectively, so as to connect the first frame and the second frame together vertically and in a height-level manner.
6. The trolley with the press-fitting function of the floating turnover type motor as claimed in claim 4, wherein the trolley body further comprises at least one hydraulic lifting device, the hydraulic lifting device is connected with the linear bearing and used for reciprocating the linear bearing up and down relative to the ground as required so as to drive the positioning plate to reciprocate up and down, and then the gearbox mounted on the positioning plate reciprocates up and down, and the height of the gearbox is reduced through the hydraulic lifting device according to assembly requirements, so that fine positioning between the gearbox body and the press is realized.
7. The trolley with the function of pressing the floating and overturning motor as claimed in claim 5, wherein the trolley body further comprises at least 4 rollers installed at the bottom end of the second frame of the frame, the rollers are used to support the whole trolley with the function of pressing the floating and overturning motor on one hand, and to make the trolley with the function of pressing the floating and overturning motor freely move manually on the other hand.
8. The trolley with the press-fitting function of the floating turnover type motor as claimed in claim 5, 6 or 7, wherein the trolley body further comprises at least 6 guide bearings, the guide bearings are fixedly installed on the surface of the first frame of the frame, which faces the fixing plate, and the guide bearings are used for butt-joint guiding when the gearbox is installed on the positioning plate.
9. A method for assembling a gearbox on a trolley with a floating turnover type motor in a press-fitting mode is characterized by comprising the following steps:
step 1: mounting a gearbox on the positioning plate;
step 2: the gearbox is turned over through the speed reducer, so that the gearbox is in a vertical state;
and step 3: preassembling a motor stator of the gearbox into a gearbox housing;
and 4, step 4: butting the trolley with the floating turnover type motor in a press fit manner with a press;
and 5: the position of the trolley with the floating turnover type motor is adjusted, the height of the gearbox is reduced through the hydraulic lifting device, and the fine positioning between the gearbox and the press is realized;
step 6: starting a pressing machine device, and pressing a motor stator of the gearbox in place;
and 7: the trolley with the floating turnover type motor press-mounting is withdrawn;
and 8: the positioning plate is turned over for 180 degrees through the speed reducer, so that the gearbox is turned over for 180 degrees;
and step 9: and repeating the step 3 to the step 7, and pressing and mounting the other motor stator of the gearbox.
10. A method for assembling a gearbox on a trolley with a floating turnover type motor in a press-fitting mode is characterized by comprising the following steps:
step 1: mounting a gearbox on the positioning plate;
step 2: the gearbox is turned over through the speed reducer, so that the gearbox is in a vertical state;
and step 3: the robot grabs a motor stator of the gearbox and is preassembled in the gearbox body;
and 4, step 4: starting the jacking translation mechanism to enable the trolley with the floating turnover type motor to be automatically butted with the press, so that the coarse positioning between the gearbox and the press is realized;
and 5: through photographing detection, the robot finely adjusts the position of the trolley with the floating turnover type motor press-mounting function, the height of the gearbox is reduced through the hydraulic lifting device, and fine positioning between the gearbox and a press is achieved;
step 6: the press presses a motor stator of the gearbox in place;
and 7: the trolley with the floating turnover type motor for press mounting exits from the press;
and 8: the positioning plate 11 is turned over for 180 degrees through the speed reducer, so that the gearbox is turned over for 180 degrees;
and step 9: and repeating the step 3 to the step 7, and pressing and mounting the other motor stator of the gearbox.
Technical Field
The invention relates to a motor assembling device and an assembling method for assembling a gearbox by the device, in particular to a trolley with a floating turnover type motor press-fitting function and an assembling method for assembling the gearbox by the trolley.
Background
At present, with increasingly strict requirements on oil consumption and exhaust emission of automobiles, research and development and industrialization of hybrid transmissions are urgent, and for a longitudinally-arranged hybrid transmission with a dual-motor structure, necessary assembly processes comprise press mounting of a motor, repeated turning and whole-box assembly.
In the prior art, in order to realize press mounting of a motor stator in a longitudinally-arranged hybrid transmission case and assembly of a subsequent hybrid transmission case, equipment such as a deflection press or a track, a case body lifting appliance, an overturning lifting appliance and the like needs to be arranged on a production line, and the technological process comprises the processes of multiple transportation, positioning, press mounting, overturning and the like. The assembly mode needs more equipment and tools, the labor intensity of workers is high, the process is complicated, and the manufacturability is poor.
Disclosure of Invention
In view of the above, the invention provides the trolley which has a floating type and turnover structure and meets the requirements of motor press-fitting and mixed-action gearbox whole-box assembling.
In order to achieve the purpose, the invention provides a trolley with a floating turnover type motor press-fitting function, which comprises a turnover mechanism and a trolley body, wherein the turnover mechanism is fixedly arranged on the trolley body and is used for assembling a gearbox box body on the trolley body so as to facilitate the press-fitting action of the motor in the gearbox box body.
Further, in one embodiment, the turnover mechanism comprises a positioning plate and a fixing plate, wherein the fixing plate and the trolley body are fixedly connected together, the positioning plate and the fixing plate are in floating connection, and the positioning plate can freely turn over relative to the fixing plate in six degrees of freedom; the locating plate is used for installing the gearbox body on the locating plate and driving the gearbox body to move on six degrees of freedom according to assembly requirements.
Further, in an embodiment, the turnover mechanism further includes a speed reducer, the speed reducer is mounted on the trolley body on one hand, and is connected with the positioning plate of the turnover mechanism on the other hand, and the speed reducer is used for providing turnover power for the positioning plate, so that the turnover speed of the positioning plate is increased or decreased according to the assembly requirements.
Further, in one embodiment, the turnover mechanism further comprises a counterweight symmetrically mounted on the trolley body for weight balancing the trolley with the floating turnover motor in the process of assembling the gearbox.
Further, in one embodiment, the trolley body comprises a frame and at least 4 linear bearings, wherein the number of the linear bearings is at least 4, at least 4 linear bearings penetrate into the frame to support the frame, and at least 4 linear bearings are used for balancing load when the gearbox is installed on the positioning plate.
Further, in one embodiment, the frame of the cart body includes a first frame and a second frame, wherein the linear bearings penetrate the first frame and the second frame, respectively, so as to connect the first frame and the second frame together vertically and in a height-level manner.
Further, in one embodiment, the trolley body further comprises at least one hydraulic lifting device, the hydraulic lifting device is connected with the linear bearing and used for enabling the linear bearing to reciprocate up and down relative to the ground according to needs, so that the positioning plate is driven to reciprocate up and down, then the gearbox mounted on the positioning plate reciprocates up and down, and the height of the gearbox is reduced through the hydraulic lifting device according to assembly requirements, so that fine positioning between the gearbox body and the press is achieved.
Further, in one embodiment, the trolley body further comprises at least 4 rollers, the rollers are installed at the bottom end of the second frame of the frame, and the rollers are used for supporting the whole trolley with the floating turnover type motor press-mounting device on one hand and enabling the trolley with the floating turnover type motor press-mounting device to move freely in a manual mode on the other hand.
Further, in one embodiment, in order to realize the automation degree of the production line, the roller is removed, so that the trolley with the floating turnover type motor for press mounting is matched with a roller way on the production line, and the automatic production is facilitated.
Further, in one embodiment, the trolley body further comprises at least 6 guide bearings, the guide bearings are fixedly mounted on one surface, facing the fixed plate, of the first frame of the frame, and the guide bearings are used for butting and guiding when the gearbox is mounted on the positioning plate.
In order to achieve fine positioning between the
Compared with the prior art, the invention has the following advantages: the structure is simple, the cost is low, and after the device is used for a manual production line, the number of equipment and tools is reduced, the use of personnel and the labor intensity of workers are reduced, the occupied area of a field is reduced, and the operation process is optimized; after the roller is removed, the trolley with the floating turnover type motor press-fitting function is arranged on a roller way line, so that the automation degree of a production line is improved.
Drawings
Fig. 1 is a schematic structural diagram of a trolley with a floating turnover type motor press-fitting function provided by the invention.
Detailed Description
The technical solution in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
It is to be understood that the described embodiments are merely some embodiments and not all embodiments of the present application, and that the following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the present application and its applications.
In the present invention, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly and include, for example, fixed connections, detachable connections, or all manner of connections; "coupled" may be direct or indirect through an intermediary. The terms "upper", "lower", and the like indicate orientations or positional relationships based on the manner or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or units must have a specific orientation, be constructed and operated in a specific orientation. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1, which shows a schematic structural diagram of a trolley with a floating and overturning type motor press-fitting provided by the present invention, as can be seen from the figure, the trolley with the floating and overturning type motor press-fitting provided by the present invention comprises an
Specifically, in one embodiment, the
Specifically, in one embodiment, the
Specifically, in one embodiment, the
Specifically, in one embodiment, the
More specifically, in one embodiment, the
Specifically, in one embodiment, the
Specifically, in one embodiment, the
Specifically, in one embodiment, in order to achieve the automation degree of the production line, the roller 23 is removed, so that the trolley with the floating turnover type motor for press mounting is matched with a roller way on the production line, thereby facilitating the automatic production.
Specifically, in one embodiment, the
In addition, it is worth mentioning that in order to realize the fine positioning between the
The invention also provides an assembly method for assembling the gearbox by using the trolley with the floating turnover type motor for press mounting, which is a manual assembly method and an automatic production line assembly method respectively and is described in detail below.
The manual assembly method comprises the following steps:
step 1: mounting a gearbox on the positioning plate 3;
step 2: the gearbox is turned over through the
and step 3: preassembling a motor stator of the gearbox into a gearbox housing;
and 4, step 4: butting the trolley with the floating turnover type motor in a press fit manner with a press;
and 5: the position of the trolley with the floating turnover type motor is adjusted, the height of the gearbox is reduced through the
step 6: starting a pressing machine device, and pressing a motor stator of the gearbox in place;
and 7: the trolley with the floating turnover type motor press-mounting is withdrawn;
and 8: the
and step 9: and repeating the step 3 to the step 7, and pressing and mounting the other motor stator of the gearbox.
After the roller 23 is removed, the trolley with the floating turnover type motor is arranged on a roller way line, so that the motor stator of the gearbox is automatically assembled, and the assembling method comprises the following steps:
step 1: mounting a gearbox on the positioning plate 3;
step 2: the gearbox is turned over through the
and step 3: the robot grabs a motor stator of the gearbox and is preassembled in the gearbox body;
and 4, step 4: starting the jacking translation mechanism to enable the trolley with the floating turnover type motor to be automatically butted with the press, so that the coarse positioning between the gearbox and the press is realized;
and 5: through photographing detection, the robot finely adjusts the position of the trolley with the floating turnover type motor press-mounting function, the height of the gearbox is reduced through the
step 6: the press presses a motor stator of the gearbox in place;
and 7: the trolley with the floating turnover type motor for press mounting exits from the press;
and 8: the
and step 9: and repeating the step 3 to the step 7, and pressing and mounting the other motor stator of the gearbox.
The trolley with the floating turnover type motor press-fitting function is simple in structure and low in cost, and after the trolley is used for a manual production line, the number of devices and tools is reduced, the labor intensity of personnel and workers is reduced, the occupied area of a field is reduced, and the operation process is optimized; after the roller 23 is removed, the trolley provided by the invention and provided with the floating turnover type motor is arranged on a roller way line, so that the automation degree of a production line is favorably improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
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