Engine support assembly and tool thereof

Abstract

The utility model discloses an engine support assembly which comprises an engine support body, the end face of one side of the engine support body is a welding face, the end face of the other side of the engine support body is a mounting face, and a first positioning hole and a second positioning hole are formed in the mounting face. A first limiting binding surface and a second limiting binding surface are arranged on one side, far away from the welding surface, of the outer edge of the mounting surface; and the longitudinal beam comprises a ventral surface and a wing surface which are in welded connection with the welding surface. The utility model further discloses a tool of the engine support assembly, and the tool comprises a base; the device comprises a base, a supporting block arranged on the base, an adjuster arranged on the base, a first rotating column arranged on the base and a second rotating column arranged on the base. By means of the tool, the positioning accuracy and stability of the engine support body can be guaranteed, and therefore accurate welding of the engine support body on the longitudinal beam is further guaranteed.

Description

Technical Field

[0001] The present application relates to the technical field of automobile equipment, and in particular to an engine bracket assembly and a tooling thereof. Background Art

[0002] At present, there is usually no formal full tooling in the hybrid vehicle stage of the project, and the engine mounting position has high requirements for the accuracy of the engine bracket, which leads to a high risk of the engine not being assembled, especially the difficulty of repairing the welded parts. Faced with the tight project cycle, limited budget and the need to ensure the assembly of the whole vehicle, in order to improve efficiency, save costs and meet assembly needs, it is proposed to use the form of making simple tooling to assist in completing the welding of the engine bracket. However, due to the structural limitations of the engine bracket and the longitudinal beam, it is difficult to accurately weld the existing engine bracket on the longitudinal beam. Utility Model Content

[0003] In view of the above problems, an embodiment of the present application provides an engine bracket assembly and a tooling thereof, which can achieve precise welding of the engine bracket body on the longitudinal beam.

[0004] According to one aspect of an embodiment of the present application, there is provided an engine bracket assembly, comprising:

[0005] An engine support body, wherein one end surface of the engine support body is a welding surface, and the other end surface of the engine support body is a mounting surface, wherein the mounting surface is provided with a first positioning hole and a second positioning hole, and an outer edge of the mounting surface is provided with a first limiting fitting surface and a second limiting fitting surface toward a side away from the welding surface;

[0006] A longitudinal beam comprises a belly surface and a wing surface for welding connection with the welding surface.

[0007] In an exemplary embodiment of the present application, the first position-limiting fitting surface and the second position-limiting fitting surface are respectively perpendicular to the mounting surface.

[0008] In an exemplary embodiment of the present application, a through hole is provided in the middle of the mounting surface.

[0009] In an exemplary embodiment of the present application, both the first positioning hole and the second positioning hole are round holes.

[0010] In an exemplary embodiment of the present application, the engine bracket body comprises:

[0011] A mounting plate, the outer side of the mounting plate being the mounting surface, and the mounting plate being provided with the first position-limiting fitting surface and the second position-limiting fitting surface;

[0012] A lower plate, wherein one end surface of the lower plate is provided with a U-shaped welding surface welded to the ventral surface, and the other side of the lower plate is overlapped with the mounting plate;

[0013] An upper plate, one side of the upper plate is provided with a straight welding surface for welding connection with the wing surface, the other side end surface of the upper plate is overlapped with the mounting plate, and the upper plate is overlapped with the lower plate to form a long strip cavity.

[0014] The second aspect of the present application discloses a tooling for an engine bracket assembly, which is applied to any of the above engine bracket assemblies, comprising:

[0015] Base;

[0016] A support block is provided on the base, and the support block is used to be arranged in contact with the mounting surface, the first position-limiting fitting surface, and the second position-limiting fitting surface;

[0017] The regulator is arranged on the base, and is provided with a first positioning pin and a second positioning pin which can be adjusted and moved. The first positioning pin is used for being inserted and positioned in cooperation with the first positioning hole, and the second positioning pin is used for being inserted and positioned in cooperation with the second positioning hole.

[0018] A first rotating column, disposed on the base, the first rotating column being provided with a rotatable first pressing arm for pressing the mounting surface of the engine bracket body against the supporting block;

[0019] A second rotating column, disposed on the base, the second rotating column being provided with a rotatable second pressing arm for pressing the mounting surface of the engine bracket body against the supporting block;

[0020] In an exemplary embodiment of the present application, the base is provided with a counterweight.

[0021] In an exemplary embodiment of the present application, the first rotating column is provided with a first rocker arm, which is vertically arranged with the first pressure arm, and the second rotating column is provided with a second rocker arm, which is vertically arranged with the second pressure arm.

[0022] In an exemplary embodiment of the present application, the first rocker arm is provided with a first groove on a side close to the first positioning pin to prevent interference with the first positioning pin, and the first pressure arm is provided with a second groove on a side close to the first positioning pin to prevent interference with the first positioning pin.

[0023] In an exemplary embodiment of the present application, the second rocker arm is provided with a third groove on a side close to the second positioning pin to prevent interference with the second positioning pin, and the second pressure arm is provided with a fourth groove on a side close to the second positioning pin to prevent interference with the second positioning pin.

[0024] The engine support assembly of the present application includes a longitudinal beam and an engine support body. One side end face of the engine support body is a welding surface, and the welding surface is used for welding with the longitudinal beam. The longitudinal beam includes a ventral surface and a wing surface for welding and connecting with the welding surface. The wing surface can provide a supporting overlap surface for welding outside the boundary of the middle area of ​​the engine support body, and the ventral surface can provide a supporting overlap surface for welding at the boundary of the middle area of ​​the engine support body, thereby providing a reliable foundation and welding support surface for the engine support body. The other side of the engine support body is a mounting surface, and the mounting surface is provided with a first positioning hole and a second positioning hole. The first positioning hole and the second positioning hole are used to cooperate with the positioning pin on the tooling to achieve the support and positioning of the engine support body. The outer edge of the mounting surface is also provided with a first limiting fitting surface and a second limiting fitting surface. The first limiting fitting surface and the second limiting fitting surface are used to cooperate with the tooling to limit the position, ensure the accuracy and stability of the positioning of the engine support body, and further ensure the accurate welding of the engine support body on the longitudinal beam.

[0025] The tooling of the engine bracket assembly of the present application is adjusted to a non-working state before welding, and one side of the welding surface of the engine bracket body is oriented toward the longitudinal beam so that the welding surface fits with the ventral surface and the wing surface, and the regulator is adjusted synchronously so that the first locating pin and the second locating pin pass through the first locating hole and the second locating hole respectively, and the support block is contacted and fit with the mounting surface. At the same time, the first limit fitting surface and the second limit fitting surface are respectively kept in contact with the support block to achieve a double insurance limit state, which can further improve the position accuracy. By adjusting the first pressing arm and the second pressing arm respectively, the first pressing arm and the second pressing arm are respectively rotated around the first rotating column and the second rotating column counterclockwise and clockwise, and when they are rotated to the positions of the first locating pin and the second locating pin respectively, a predetermined clamping state is achieved. The above operations can complete the precise welding of the engine bracket body on the longitudinal beam. After welding, the reverse operation before welding is performed to achieve the purpose of removing the pressure and taking out the parts, and the details are not repeated.

[0026] The above description is only an overview of the technical solution of the embodiment of the present application. In order to more clearly understand the technical means of the embodiment of the present application, it can be implemented in accordance with the contents of the specification. In order to make the above and other purposes, features and advantages of the embodiment of the present application more obvious and easy to understand, the specific implementation methods of the present application are listed below. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying any creative work.

[0028] Figure 1 A schematic structural diagram of the engine bracket assembly described in the first embodiment of the present application is shown.

[0029] Figure 2 A schematic structural diagram of an engine bracket assembly and its tooling described in the second embodiment of the present application is shown.

[0030] Figure 3 A structural schematic diagram of the engine bracket assembly and its tooling from another angle described in the second embodiment of the present application is shown.

[0031] Figure 4 Shows Figure 3 Schematic diagram of the cross section at AA in the middle.

[0032] Figure 5 A schematic structural diagram of a tooling for an engine bracket assembly according to a second embodiment of the present application is shown.

[0033] Figure 6 A cross-sectional schematic diagram of a tooling of an engine bracket assembly described in Embodiment 2 of the present application is shown.

[0034] Description of Figure Numbers:

[0035] 100, longitudinal beam; 110, belly surface; 120, wing surface;

[0036] 200, engine bracket body; 210, lower plate; 211, linear welding surface; 220, upper plate; 221, U-shaped welding surface; 230, mounting plate; 231, first positioning hole; 232, second positioning hole; 233, first limiting fitting surface; 234, second limiting fitting surface; 235, through hole;

[0037] 300, tooling of engine bracket assembly; 310, base; 320, support block; 330, regulator; 340, first rotating column; 341, first pressing arm; 342, first rocker arm;

[0038] 350, second rotating column; 351, second pressing arm; 352, second rocker arm;

[0039] 3411, the first gully mouth; 3421, the second gully mouth; 3511, the third gully mouth; 3521, the fourth gully mouth.

[0040] The realization of the purpose, functional features and advantages of this application will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0041] Example embodiments will now be described more fully with reference to the accompanying drawings. However, example embodiments can be implemented in a variety of forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this application will be more comprehensive and complete and fully convey the concept of the example embodiments to those skilled in the art.

[0042] In addition, described feature, structure or characteristic can be combined in one or more embodiments in any suitable manner. In the following description, many specific details are provided to provide a full understanding of the embodiments of the present application. However, those skilled in the art will appreciate that the technical scheme of the present application can be put into practice without one or more of the specific details, or other methods, components, devices, steps, etc. can be adopted. In other cases, known methods, devices, realizations or operations are not shown or described in detail to avoid blurring the various aspects of the present application.

[0043] The present application is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the technical features involved in the various embodiments of the present application described below can be combined with each other as long as they do not conflict with each other. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present application, and should not be understood as limiting the present application.

[0044] like Figures 1 to 6 As shown, this embodiment provides an engine bracket assembly, including: an engine bracket body 200, one side end face of the engine bracket body 200 is a welding surface, the other side end face of the engine bracket body 200 is a mounting surface, the mounting surface is provided with a first positioning hole 231 and a second positioning hole 232, and the outer edge of the mounting surface is provided with a first limiting fitting surface 233 and a second limiting fitting surface 234 on the side away from the welding surface; a longitudinal beam 100, the longitudinal beam 100 includes a ventral surface 110 and a wing surface 120 for welding to the welding surface.

[0045] It should be understood that the longitudinal beam 100 and the engine support body 200 are connected together by welding, and the welding process of the engine support body 200 is supported by the tooling to ensure that the engine support body 200 can be accurately welded at the target position to meet the assembly of the whole vehicle.

[0046] The longitudinal beam 100 is a closed box-type structure with inner and outer buckled overlaps, which can provide a reliable foundation and welding support surface, etc. Specifically, the longitudinal beam 100 is provided with a wing surface 120 and a ventral surface 110 with sufficient welding area with the engine support body 200. The ventral surface 110 can provide a supporting overlap surface for welding at the boundary of the middle area of ​​the engine support body 200; the wing surface 120 can provide a supporting overlap surface for welding outside the boundary of the middle area of ​​the engine support body 200.

[0047] The engine bracket body 200 has a cavity structure, one side of the engine bracket body 200 is a welding surface, and the other side of the engine bracket body 200 is a mounting surface. The mounting surface is provided with a first positioning hole 231 and a second positioning hole 232. The first positioning hole 231 and the second positioning hole 232 are used to cooperate with the positioning pins on the tooling to achieve support and positioning of the engine bracket body 200. The outer edge of the mounting surface is also provided with a first limiting fitting surface 233 and a second limiting fitting surface 234. The first limiting fitting surface 233 and the second limiting fitting surface 234 are used to cooperate with the tooling to limit the positioning, thereby ensuring the accuracy and stability of the positioning of the engine bracket body 200.

[0048] The engine support assembly of the present application includes a longitudinal beam 100 and an engine support body 200. One side end face of the engine support body 200 is a welding surface, and the welding surface is used for welding with the longitudinal beam 100. The longitudinal beam 100 includes a ventral surface 110 and a wing surface 120 for welding and connecting with the welding surface. The wing surface 120 can provide a supporting lap surface for welding outside the boundary of the middle area of ​​the engine support body 200, and the ventral surface 110 can provide a supporting lap surface for welding at the boundary of the middle area of ​​the engine support body 200, thereby providing a reliable foundation and welding support surface for the engine support body 200. The other side of the engine bracket body 200 is a mounting surface, which is provided with a first positioning hole 231 and a second positioning hole 232. The first positioning hole 231 and the second positioning hole 232 are used to cooperate with the positioning pins on the tooling to achieve support and positioning of the engine bracket body 200. The outer edge of the mounting surface is also provided with a first limiting fitting surface 233 and a second limiting fitting surface 234. The first limiting fitting surface 233 and the second limiting fitting surface 234 are used to cooperate with the tooling to limit the positioning, ensuring the accuracy and stability of the positioning of the engine bracket body 200, thereby further ensuring the precise welding of the engine bracket body 200 on the longitudinal beam 100.

[0049] In some embodiments, the first limiting fitting surface 233 and the second limiting fitting surface 234 are respectively perpendicular to the mounting surface to improve the accuracy and efficiency of the first limiting fitting surface 233 and the second limiting fitting surface 234 and the engine tooling. Further, in order to improve the portability of the engine bracket body, a through hole 235 is provided in the middle of the mounting surface, and the through hole 235 can reduce the weight of the engine bracket body 200 and reduce the production of the engine bracket body 200.

[0050] In some embodiments, the first positioning hole 231 and the second positioning hole 232 are both round holes, so as to facilitate the cooperation with the positioning pins of the tooling to achieve accurate positioning and support of the engine bracket body 200 .

[0051] In some embodiments, considering the specific setting of the engine body, the engine bracket body 200 includes: a mounting plate 230, the outer side of the mounting plate 230 is a mounting surface, and the mounting plate 230 is provided with a first limiting fitting surface 233 and a second limiting fitting surface 234; a lower plate 210, one side end surface of the lower plate 210 is provided with a U-shaped welding surface 221 welded to the ventral surface 110, and the other side of the lower plate 210 is overlapped with the mounting plate 230; an upper plate 220, one side of the upper plate 220 is provided with a straight welding surface 211 for welding to the wing surface 120, and the other side end surface of the upper plate 220 is overlapped with the mounting plate 230, and the upper plate 220 and the lower plate 210 are overlapped to form a long strip cavity.

[0052] It should be understood that, in this embodiment, the engine bracket body 200 includes a lower plate 210, a mounting plate 230 and an upper plate 220. During the installation process, the lower plate 210 is located between the longitudinal beam 100 and the mounting plate 230, and is overlapped and matched with the longitudinal beam 100, the mounting plate 230, and the upper plate 220 respectively; the mounting plate 230 is at the outer end, coordinated with the tooling, and overlapped and matched with the lower plate 210 and the upper plate 220; the upper plate 220 is located between the longitudinal beam 100 and the mounting plate 230, and is overlapped and matched with the longitudinal beam 100, the mounting plate 230, and the lower plate 210 respectively.

[0053] In another embodiment, a tool 300 of an engine bracket assembly is provided, which is applied to the engine bracket assembly of any of the above embodiments, and includes: a base 310; a support block 320 provided on the base 310, the support block 320 is used to be arranged in affixed with the mounting surface, the first limiting fitting surface 233, and the second limiting fitting surface 234; an adjuster 330 provided on the base 310, the adjuster 330 is provided with a first positioning pin and a second positioning pin that can be adjusted and moved, the first positioning pin is used to be inserted and positioned in cooperation with the first positioning hole 231, and the second positioning pin is used to be inserted and positioned in cooperation with the second positioning hole 232. A first rotating column 340 provided on the base 310, the first rotating column 340 is provided with a rotatable first pressing arm 341 for pressing the mounting surface of the engine bracket body 200 against the support block 320; a second rotating column 350 provided on the base 310, the second rotating column 350 is provided with a rotatable second pressing arm 351 for pressing the mounting surface of the engine bracket body 200 against the support block 320.

[0054] It should be understood that the base 310 provides a stable foundation for the entire tooling. The first pressing arm 341 can achieve rotational movement through the first rotating column 340, which is convenient for all-round location and precise positioning. The second pressing arm 351 is another set of positioning structures, and the second pressing arm 351 can also achieve rotational movement through the second rotating column 350, which is convenient for all-round location and precise positioning.

[0055] In addition, an adjuster 330 is provided on the base 310, and the adjuster is provided with a first positioning pin and a second positioning pin. The position of the first positioning pin and the second positioning pin can be moved by adjusting the adjuster 330, and the target positions of the first positioning pin and the second positioning pin can be accurately adjusted to accurately insert the first positioning pin into the first positioning hole 231 of the engine bracket body 200, and insert the second positioning pin into the second positioning hole 232 of the engine bracket body 200. Now, for the support positioning of the engine bracket body 200, the support block 320 can provide a support and limiting platform for the engine bracket body 200, thereby ensuring the clamping continuity of each part when the tooling is working.

[0056] Specifically, before welding, adjust the tooling to a non-working state, turn one side of the welding surface of the engine support body 200 toward the longitudinal beam 100, make the welding surface fit with the ventral surface 110 and the wing surface 120, and adjust the regulator 330 synchronously, make the first positioning pin and the second positioning pin pass through the first positioning hole 231 and the second positioning hole 232 respectively, and make the support block 320 contact and fit with the mounting surface, at the same time, the first limit fitting surface 233 and the second limit fitting surface 234 respectively keep fit with the support block 320, achieve a double insurance limit state, and further improve the position accuracy. By adjusting the first pressing arm 341 and the second pressing arm 351 respectively, the first pressing arm 341 and the second pressing arm 351 rotate counterclockwise and clockwise around the first rotating column 340 and the second rotating column 350 respectively, and when they rotate to the positions of the first positioning pin and the second positioning pin respectively, the predetermined clamping state is reached. The above operations can complete the precise welding of the engine support body 200 on the longitudinal beam 100. After welding, the above-mentioned reverse operation is performed to achieve the purpose of removing the pressure and removing the parts. The details will not be repeated here.

[0057] In some embodiments, the base 310 is provided with a counterweight. That is, in this embodiment, the base 310 is provided with a heavy counterweight to provide a stable foundation for the entire tooling and ensure the stability of the base 310.

[0058] Further, the first rotating column 340 is provided with a first rocker arm 342, and the first rocker arm 342 is vertically arranged with the first pressing arm 341, and the second rotating column 350 is provided with a second rocker arm 352, and the second rocker arm 352 is vertically arranged with the second pressing arm 351. It should be understood that the first rocker arm 342 and the first pressing arm 341 are a group, and are arranged at a vertical angle, which is convenient for operation and replacement, and the first rocker arm 342 and the pressing arm can achieve rotational movement through the first rotating column 340. The second rocker arm 352 and the second pressing arm 351 are a group, and are arranged at a vertical angle, which is convenient for operation and replacement, and the second rocker arm 352 and the pressing arm can achieve rotational movement through the second rotating column 350.

[0059] In some embodiments, the first rocker arm 342 is provided with a first groove 3411 on a side close to the first positioning pin to prevent interference with the first positioning pin, and the first pressure arm 341 is provided with a second groove 3421 on a side close to the first positioning pin to prevent interference with the first positioning pin. In this embodiment, considering the generality and to avoid interference between the first rocker arm 342 and the first positioning pin, and the second rocker arm 352 and the second positioning pin, the first groove 3411 and the second groove 3421 are provided on the first rocker arm 342 and the second rocker arm 352, respectively.

[0060] In some embodiments, the second rocker arm 352 is provided with a third groove 3511 on a side close to the second positioning pin to prevent interference with the second positioning pin, and the second pressing arm 351 is provided with a fourth groove 3521 on a side close to the second positioning pin to prevent interference with the second positioning pin. Considering the generality and to avoid interference between the second rocker arm 352 and the second positioning pin, and the second pressing arm 351 and the second positioning pin, the first groove 3411, the second groove 3421, the third groove 3511 and the fourth groove 3521 are respectively opened on the first rocker arm 342, the first pressing arm 341, the second rocker arm 352, and the second pressing arm 351.

[0061] In this application, unless otherwise clearly specified and limited, the terms "assembly", "connection" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0062] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. "Multiple" means two or more, unless otherwise clearly and specifically defined. And the description of the terms "some embodiments", "exemplarily", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application.

[0063] The schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without contradicting each other.

[0064] Although the embodiments of the present application have been shown and described above, it should be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present application. Therefore, any changes or modifications made according to the claims and description of the present application should fall within the scope of the patent of this application.

Claims

1. An engine bracket assembly, characterized in that: include: An engine support body, wherein one end surface of the engine support body is a welding surface, and the other end surface of the engine support body is a mounting surface, wherein the mounting surface is provided with a first positioning hole and a second positioning hole, and an outer edge of the mounting surface is provided with a first limiting fitting surface and a second limiting fitting surface toward a side away from the welding surface; A longitudinal beam comprises a belly surface and a wing surface for welding connection with the welding surface.

2. The engine bracket assembly according to claim 1, characterized in that: The first position-limiting fitting surface and the second position-limiting fitting surface are respectively perpendicular to the mounting surface.

3. The engine bracket assembly according to claim 2, characterized in that: A through hole is provided in the middle of the mounting surface.

4. The engine bracket assembly according to claim 3, characterized in that: The first positioning hole and the second positioning hole are both round holes.

5. The engine bracket assembly according to claim 1, characterized in that: The engine support body comprises: A mounting plate, the outer side of the mounting plate being the mounting surface, and the mounting plate being provided with the first position-limiting fitting surface and the second position-limiting fitting surface; A lower plate, wherein one end surface of the lower plate is provided with a U-shaped welding surface welded to the ventral surface, and the other side of the lower plate is overlapped with the mounting plate; An upper plate, one side of the upper plate is provided with a straight welding surface for welding connection with the wing surface, the other side end surface of the upper plate is overlapped with the mounting plate, and the upper plate is overlapped with the lower plate to form a long strip cavity.

6. A tooling for an engine bracket assembly, characterized in that: The engine bracket assembly as claimed in any one of claims 1 to 5 comprises: Base; A support block is provided on the base, and the support block is used to be arranged in contact with the mounting surface, the first position-limiting fitting surface, and the second position-limiting fitting surface; An adjuster is arranged on the base, and the adjuster is provided with a first positioning pin and a second positioning pin that can be adjusted and moved, the first positioning pin is used to cooperate with the first positioning hole for insertion and positioning, and the second positioning pin is used to cooperate with the second positioning hole for insertion and positioning; A first rotating column, disposed on the base, the first rotating column being provided with a rotatable first pressing arm for pressing the mounting surface of the engine bracket body against the supporting block; The second rotating column is arranged on the base, and the second rotating column is provided with a rotatable second pressing arm for pressing the mounting surface of the engine bracket body against the supporting block.

7. The tooling of the engine bracket assembly according to claim 6, characterized in that: The base is provided with a counterweight.

8. The tooling of the engine bracket assembly according to claim 6, characterized in that: The first rotating column is provided with a first rocker arm, and the first rocker arm is vertically arranged with the first pressing arm. The second rotating column is provided with a second rocker arm, and the second rocker arm is vertically arranged with the second pressing arm.

9. The tooling of the engine bracket assembly according to claim 8, characterized in that: The first rocker arm is provided with a first groove on a side close to the first positioning pin to prevent interference with the first positioning pin, and the first pressure arm is provided with a second groove on a side close to the first positioning pin to prevent interference with the first positioning pin.

10. The tooling of the engine bracket assembly according to claim 9, characterized in that: The second rocker arm is provided with a third groove on a side close to the second positioning pin to prevent interference with the second positioning pin, and the second pressure arm is provided with a fourth groove on a side close to the second positioning pin to prevent interference with the second positioning pin.

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