阅读说明：本技术 一种转向机的装配单元 (Assembly unit of steering engine ) 是由 杨小见 宁忠翼 杨胜 于 2019-09-12 设计创作，主要内容包括：一种转向机的装配单元,包括转向机、转向垂臂与转向机支架,转向机支架包括机支架板体及其上开设的一个输出轴孔,以及多个架机连接孔、架架连接孔,机支架板体经架机连接孔与转向机相连接,机支架板体经架架连接孔与大铸件支架上的铸件支柱相连接,架机连接孔在机支架板体上共围成架机连接区,架架连接孔在机支架板体上共围成架架连接区,输出轴孔全部或部分落入架机连接区内,架架连接孔都位于架机连接区之外。本设计不仅集成化程度较高,利于提高装配效率,而且制造成本较低,应用范围较广。(The utility model provides an assembly unit of steering engine, including the steering engine, turn to plumbing arm and steering engine support, the steering engine support includes a machine support plate body and an output shaft hole of seting up on it, and a plurality of frame machine connecting holes, the frame connecting hole, the machine support plate body is connected with the steering engine through putting up the machine connecting hole, the machine support plate body is connected with the foundry goods pillar on the big foundry goods support through putting up the frame connecting hole, put up the machine connecting hole and enclose into frame machine joining region on the machine support plate body altogether, the frame connecting hole encloses into frame joining region altogether on the machine support plate body, output shaft hole is whole or partly falls into in the frame machine joining region, the frame connecting hole all is located outside the frame machine. The design not only has higher integration degree, is beneficial to improving the assembly efficiency, but also has lower manufacturing cost and wider application range.)

1. The utility model provides an assembly unit of steering engine, includes steering engine (3), turns to and hangs down arm (30) and steering engine support (4), set up output shaft hole (42) on steering engine support (4), the output shaft of steering engine (3) is worn to be connected with turning to and hangs down arm (30) after output shaft hole (42), its characterized in that:

the steering engine support (4) comprises an engine support plate body (41) and an output shaft hole (42), an engine erecting connecting hole (43) and an engine erecting connecting hole (44) which are formed in the engine support plate body, the number of the output shaft holes (42) is one, the number of the engine erecting connecting holes (43) and the number of the engine erecting connecting holes (44) are multiple, the engine support plate body (41) is connected with the steering engine (3) through the engine erecting connecting holes (43), the engine support plate body (41) is connected with a casting support column (21) on the large casting support (2) through the engine erecting connecting holes (44), and the large casting support (2) is connected with the frame longitudinal beam (1);

all the frame connecting holes (43) are arranged on the frame plate body (41) to form a frame connecting area (45), all the frame connecting holes (44) are arranged on the frame plate body (41) to form a frame connecting area (46), all or part of the output shaft hole (42) falls into the frame connecting area (45), all the frame connecting holes (44) are arranged outside the frame connecting area (45), and the area of the frame connecting area (46) is larger than that of the frame connecting area (45).

2. The assembling unit of a steering machine according to claim 1, wherein: the output shaft hole (42) is a waist-shaped hole and comprises a left arc hole part (421), a middle hole part (422) and a right arc hole part (423) which are sequentially connected, the left arc hole part (421) is located outside the machine erecting connection area (45), and the right arc hole part (423) is located inside the machine erecting connection area (45).

3. The assembling unit of a steering machine according to claim 1 or 2, wherein: the frame connecting hole (44) comprises a left upper frame hole (441), a left lower frame hole (442), a right upper frame hole (443) and a right lower frame hole (444), the left upper frame hole (441) and the left lower frame hole (442) are positioned on the left side of the frame-machine connecting area (45), and the right upper frame hole (443) and the right lower frame hole (444) are positioned on the right side of the frame-machine connecting area (45);

the distance between the upper left frame hole (441) and the upper right frame hole (443) is an upper pitch (445), the distance between the lower left frame hole (442) and the lower right frame hole (444) is a lower pitch (446), the distance between the upper left frame hole (441) and the lower left frame hole (442) is a left pitch (447), the distance between the upper right frame hole (443) and the lower right frame hole (444) is a right pitch (448), and the upper pitch (445) and the lower pitch (446) are both greater than the left pitch (447) and the right pitch (448).

4. The assembling unit of a steering machine according to claim 3, wherein: in the left upper frame hole (441), the left lower frame hole (442), the right upper frame hole (443), and the right lower frame hole (444), except the right upper frame hole (443) and the right lower frame hole (444), a connecting line of any two adjacent holes is an oblique line.

5. The assembling unit of a steering machine according to claim 3, wherein: the machine support plate body (41) comprises a left machine support plate body (411), a middle machine support plate body (412) and a right machine support plate body (413), wherein the upper end and the lower end of the left side part of the left machine support plate body (411) are respectively provided with a left upper frame hole (441) and a left lower frame hole (442), the left side part of the left machine support plate body (411) is connected with the left side part of the right machine support plate body (413) through the middle machine support plate body (412), and the upper end and the lower end of the right side part of the right machine support plate body (413) are respectively provided with a right upper frame hole (443) and a right lower frame hole (444); one end of the output shaft hole (42) is positioned in the left machine supporting plate body (411), and the other end of the output shaft hole is positioned in the middle machine supporting plate body (412).

6. The assembling unit of a steering machine according to claim 5, wherein: the frame machine connecting hole (43) comprises a left upper frame machine hole (431), a left lower frame machine hole (432), a right upper frame machine hole (433) and a right lower frame machine hole (434), the left upper frame machine hole (431) and the left lower frame machine hole (432) are respectively arranged at the upper end and the lower end of the joint of the left machine supporting plate body (411) and the middle machine supporting plate body (412), and the right upper frame machine hole (433) and the right lower frame machine hole (434) are respectively arranged at the upper end and the lower end of the joint of the middle machine supporting plate body (412) and the right machine supporting plate body (413);

left pitch-row (447) is less than the interval of left-hand rack machine hole (431) and left-hand rack machine hole (432), right pitch-row (448) is less than the interval of right-hand rack machine hole (433) and right-hand rack machine hole (434), upper pitch-row (445) is greater than the interval of left-hand rack machine hole (431) and right-hand rack machine hole (433), and lower pitch-row (446) is greater than the interval of left-hand rack machine hole (432) and right-hand rack machine hole (434).

7. The assembling unit of a steering machine according to claim 6, wherein: the frame machine connecting hole (43) further comprises a right middle frame machine hole (435), the right middle frame machine hole (435) is located between the right upper frame machine hole (433) and the right lower frame machine hole (434), and the right middle frame machine hole (435) is arranged opposite to the output shaft hole (42).

8. The assembling unit of a steering machine according to claim 6, wherein: the left upper frame hole (441) is lower than the left upper frame hole (431), the left lower frame hole (442) is higher than the left lower frame hole (432), the right upper frame hole (443) is lower than the right upper frame hole (433), and the right lower frame hole (444) is higher than the right lower frame hole (434).

9. The assembling unit of a steering machine according to claim 6, wherein: a first auxiliary support hole (47) is formed between the left upper frame hole (441) and the left upper frame hole (431), and a second auxiliary support hole (48) is formed between the left upper frame hole (441) and the left lower frame hole (442).

10. The assembling unit of a steering machine according to claim 1 or 2, wherein: the machine support plate body (41) is of a self-symmetrical structure of a central plane.

Technical Field

The invention relates to a vehicle steering device, belongs to the technical field of automobile steering systems, and particularly relates to an assembly unit of a steering machine.

Background

At present, the vehicle steering equipment comprises a steering engine, a steering plumbing arm and a steering engine support, but the steering engine support of the traditional commercial vehicle adopts an independent design structure, and the design of fusion with other supports is not considered, so that the size of the steering engine support is larger, and an assembly unit consisting of the steering engine, the steering plumbing arm and the steering engine support has the defects of large whole size and large weight, and is very inconvenient to assemble.

The invention discloses an arrangement structure of a double-pull-rod steering system of a passenger car, which is disclosed by the invention patent application with the application publication number of CN106428206A and the application publication date of 2017, 2 and 22. Although this design can improve the ease of steering, it still has the following drawbacks:

the steering engine support in this design only plays the effect of connecting steering engine, frame girder, can not have the function of all the other linking bridge concurrently, and the degree of integrating is lower, and the whole volume that leads to turning to equipment is great, and weight is heavier, neither does benefit to the assembly, also does not accord with the lightweight trend.

The information disclosed in this background section is only for enhancement of understanding of the general background of the patent application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

Disclosure of Invention

The invention aims to overcome the defects and problems of low integration degree and inconvenience in assembly in the prior art, and provides an assembly unit of a steering engine, which has high integration degree and is favorable for assembly.

In order to achieve the above purpose, the technical solution of the invention is as follows: an assembly unit of a steering machine comprises the steering machine, a steering plumbing arm and a steering machine bracket, wherein an output shaft hole is formed in the steering machine bracket, and an output shaft of the steering machine penetrates through the output shaft hole and then is connected with the steering plumbing arm;

the steering engine support comprises an engine support plate body, and an output shaft hole, an engine mounting connecting hole and an engine mounting connecting hole which are formed in the engine support plate body, wherein the number of the output shaft holes is one, the number of the engine mounting connecting holes and the number of the engine mounting connecting holes are multiple, the engine support plate body is connected with the steering engine through the engine mounting connecting holes, the engine support plate body is connected with a casting support column on the large casting support through the engine mounting connecting holes, and the large casting support is connected with the frame longitudinal beam;

all the frame connecting holes are arranged in the frame connecting area, the output shaft holes wholly or partially fall into the frame connecting area, all the frame connecting holes are arranged outside the frame connecting area, and the area of the frame connecting area is larger than that of the frame connecting area.

The output shaft hole is a waist-shaped hole and comprises a left arc hole part, a middle hole part and a right arc hole part which are sequentially connected, the left arc hole part is positioned outside the frame machine connecting area, and the right arc hole part is positioned inside the frame machine connecting area.

The frame connecting hole comprises a left upper frame hole, a left lower frame hole, a right upper frame hole and a right lower frame hole, the left upper frame hole and the left lower frame hole are all located on the left side of the frame machine connecting area, and the right upper frame hole and the right lower frame hole are all located on the right side of the frame machine connecting area;

the distance between the left upper frame hole and the right upper frame hole is the upper pitch, the distance between the left lower frame hole and the right lower frame hole is the lower pitch, the distance between the left upper frame hole and the left lower frame hole is the left pitch, the distance between the right upper frame hole and the right lower frame hole is the right pitch, and the upper pitch and the lower pitch are both larger than the left pitch and the right pitch.

In the left upper frame hole, the left lower frame hole, the right upper frame hole and the right lower frame hole, except the right upper frame hole and the right lower frame hole, the connecting line of any two adjacent holes is oblique line.

The machine support plate body comprises a left machine support plate body, a middle machine support plate body and a right machine support plate body, wherein the upper end and the lower end of the left side part of the left machine support plate body are respectively provided with a left upper frame hole and a left lower frame hole; one end of the output shaft hole is positioned in the left engine support plate body, and the other end of the output shaft hole is positioned in the middle engine support plate body.

The frame machine connecting hole comprises a left upper frame machine hole, a left lower frame machine hole, a right upper frame machine hole and a right lower frame machine hole, the left upper frame machine hole and the left lower frame machine hole are respectively formed in the upper end and the lower end of the joint of the left machine supporting plate body and the middle machine supporting plate body, and the right upper frame machine hole and the right lower frame machine hole are respectively formed in the upper end and the lower end of the joint of the middle machine supporting plate body and the right machine supporting plate body;

the left hole pitch is smaller than the space between the left upper frame machine hole and the left lower frame machine hole, the right hole pitch is smaller than the space between the right upper frame machine hole and the right lower frame machine hole, the upper hole pitch is larger than the space between the left upper frame machine hole and the right upper frame machine hole, and the lower hole pitch is larger than the space between the left lower frame machine hole and the right lower frame machine hole.

The frame machine connecting hole further comprises a right middle frame machine hole, the right middle frame machine hole is located between the right upper frame machine hole and the right lower frame machine hole, and the right middle frame machine hole is opposite to the output shaft hole.

The left upper frame hole is lower than the left upper frame hole, the left lower frame hole is higher than the left lower frame hole, the right upper frame hole is lower than the right upper frame hole, and the right lower frame hole is higher than the right lower frame hole.

A first auxiliary support hole is formed between the left upper frame hole and the left upper frame hole, and a second auxiliary support hole is formed between the left upper frame hole and the left lower frame hole.

The machine support plate body is of a structure with a self-symmetrical central plane.

Compared with the prior art, the invention has the beneficial effects that:

1. the steering engine support comprises an engine support plate body, an output shaft hole, an engine mounting connecting hole and an engine mounting connecting hole, wherein the output shaft hole, the engine mounting connecting hole and the engine mounting connecting hole are formed in the engine support plate body, the engine mounting connecting hole is used for connecting the steering engine support and the steering engine, the engine mounting connecting hole is used for connecting the steering engine support and a large casting support, the large casting support can be connected with a frame longitudinal beam and other components, the expansibility is high, the steering engine support can integrate the functions of the other supports, the steering engine support is not limited to be used for assembling the steering engine, the integration degree is high, the occupied space of steering equipment is reduced on the whole, and the assembly efficiency is improved. Therefore, the invention not only has higher integration degree, but also is beneficial to assembly.

2. In the assembling unit of the steering engine, the engine support plate body is connected with the casting support on the large casting support through the frame connecting hole, the casting support enables a large space to be reserved between the steering engine support and the large casting support in height, meanwhile, the design of the arrangement positions and the intervals of the left upper frame hole, the left lower frame hole, the right upper frame hole and the right lower frame hole can ensure that the casting support has a large span, and the design of the large height and the large span is not only beneficial to assembling the steering vertical arm, but also convenient for the operation of the subsequent steering vertical arm. Therefore, the invention is convenient for the assembly and application of the steering plumbing arm.

3. The assembling unit of the steering machine comprises the steering machine, the steering vertical arm and the steering machine support, and when the assembling unit is used, the steering machine, the steering vertical arm and the steering machine support are assembled into a combined piece, namely the assembling unit, and then the assembling unit is used as a unit for subsequent assembling, so that the assembling difficulty of steering equipment is reduced, and the assembly line production of a production line is facilitated. Therefore, the present invention is advantageous in improving the assembling efficiency.

4. In the assembling unit of the steering machine, the steering machine support comprises a machine support plate body and an output shaft hole, a frame machine connecting hole and a frame connecting hole which are formed in the machine support plate body, the design can be used for connecting the steering machine and a large casting support to have the function of fixing the steering machine, the functions of other supports can be combined, the integration degree is higher, in addition, the structure of the steering machine support is clear and intuitive, the manufacturing is convenient, the casting cost is lower, particularly when the machine support plate body is of a self-symmetrical structure of a central plane, the left and right arrangement forms of the steering machine can be universal, and the application range of the design is expanded. Therefore, the invention not only has lower manufacturing cost, but also is convenient to apply.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the structure of fig. 1 with the steering hanger arm removed.

Fig. 3 is a schematic view of the structure of fig. 1 with the steering gear bracket removed.

Fig. 4 is a schematic structural view of the steering gear bracket of fig. 1.

Fig. 5 is a front view of fig. 4.

Fig. 6 is a left side view of fig. 4.

Fig. 7 is a schematic view showing the assembly of the steering gear bracket and the large casting bracket in the present invention.

In the figure: the bogie comprises a frame rail 1, a large casting bracket 2, a casting strut 21, a steering engine 3, a steering plumbing arm 30, a steering engine output shaft 31, a steering engine bracket 4, an engine bracket plate 41, a left engine support plate 411, a middle engine support plate 412, a right engine support plate 413, an output shaft hole 42, a left arc hole portion 421, a middle hole portion 422, a right arc hole portion 423, an engine mounting connecting hole 43, a left upper frame hole 431, a left lower frame hole 432, a right upper frame hole 433, a right lower frame hole 434, a right middle frame hole 435, a frame connecting hole 44, a left upper frame hole 441, a left lower frame hole 442, a right upper frame hole 443, a right lower frame hole 444, an upper hole pitch 445, a lower hole pitch 446, a left hole pitch 447, a right hole pitch 448, an engine mounting connecting area 45, a frame connecting area 46, a first auxiliary bracket hole 47, a second auxiliary bracket hole 48 and a plate symmetric center line 49.

Detailed Description

The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.

Referring to fig. 1-7, an assembly unit of a steering gear comprises a steering gear 3, a steering plumbing arm 30 and a steering gear bracket 4, wherein the steering gear bracket 4 is provided with an output shaft hole 42, and an output shaft of the steering gear 3 passes through the output shaft hole 42 and then is connected with the steering plumbing arm 30;

the steering engine support 4 comprises an engine support plate body 41 and an output shaft hole 42, an engine support connecting hole 43 and a frame support connecting hole 44 which are arranged on the engine support plate body, wherein the number of the output shaft holes 42 is one, the number of the engine support connecting holes 43 and the number of the frame support connecting holes 44 are multiple, the engine support plate body 41 is connected with the steering engine 3 through the engine support connecting hole 43, the engine support plate body 41 is connected with the casting support column 21 on the large casting support 2 through the frame support connecting hole 44, and the large casting support 2 is connected with the frame longitudinal beam 1;

all the frame connecting holes 43 are surrounded on the frame plate body 41 to form a frame connecting area 45, all the frame connecting holes 44 are surrounded on the frame plate body 41 to form a frame connecting area 46, all or part of the output shaft holes 42 fall into the frame connecting area 45, all the frame connecting holes 44 are located outside the frame connecting area 45, and the area of the frame connecting area 46 is larger than that of the frame connecting area 45.

The output shaft hole 42 is a waist-shaped hole and comprises a left arc hole part 421, a middle hole part 422 and a right arc hole part 423 which are sequentially connected, the left arc hole part 421 is positioned outside the frame machine connecting area 45, and the right arc hole part 423 is positioned inside the frame machine connecting area 45.

The frame connecting holes 44 include a left upper frame hole 441, a left lower frame hole 442, a right upper frame hole 443 and a right lower frame hole 444, the left upper frame hole 441 and the left lower frame hole 442 are located on the left side of the frame connecting area 45, and the right upper frame hole 443 and the right lower frame hole 444 are located on the right side of the frame connecting area 45;

the distance between the left upper frame hole 441 and the right upper frame hole 443 is the upper hole pitch 445, the distance between the left lower frame hole 442 and the right lower frame hole 444 is the lower hole pitch 446, the distance between the left upper frame hole 441 and the left lower frame hole 442 is the left hole pitch 447, the distance between the right upper frame hole 443 and the right lower frame hole 444 is the right hole pitch 448, and the upper hole pitch 445 and the lower hole pitch 446 are both larger than the left hole pitch 447 and the right hole pitch 448.

In the left upper frame hole 441, the left lower frame hole 442, the right upper frame hole 443, and the right lower frame hole 444, a connection line between any two adjacent holes except the right upper frame hole 443 and the right lower frame hole 444 is oblique.

The machine support plate body 41 comprises a left machine support plate body 411, a middle machine support plate body 412 and a right machine support plate body 413, wherein the upper end and the lower end of the left side part of the left machine support plate body 411 are respectively provided with a left upper frame hole 441 and a left lower frame hole 442, the left side part of the left machine support plate body 411 is connected with the left side part of the right machine support plate body 413 through the middle machine support plate body 412, and the upper end and the lower end of the right side part of the right machine support plate body 413 are respectively provided with a right upper frame hole 443 and a right lower frame hole 444; one end of the output shaft hole 42 is located in the left engine support plate 411, and the other end is located in the middle engine support plate 412.

The frame machine connecting hole 43 comprises a left upper frame machine hole 431, a left lower frame machine hole 432, a right upper frame machine hole 433 and a right lower frame machine hole 434, the left upper frame machine hole 431 and the left lower frame machine hole 432 are respectively arranged at the upper end and the lower end of the joint of the left machine support plate body 411 and the middle machine support plate body 412, and the right upper frame machine hole 433 and the right lower frame machine hole 434 are respectively arranged at the upper end and the lower end of the joint of the middle machine support plate body 412 and the right machine support plate body 413;

the left hole pitch 447 is smaller than the distance between the left upper rack machine hole 431 and the left lower rack machine hole 432, the right hole pitch 448 is smaller than the distance between the right upper rack machine hole 433 and the right lower rack machine hole 434, the upper hole pitch 445 is larger than the distance between the left upper rack machine hole 431 and the right upper rack machine hole 433, and the lower hole pitch 446 is larger than the distance between the left lower rack machine hole 432 and the right lower rack machine hole 434.

The frame machine connecting hole 43 further comprises a right middle frame machine hole 435, the right middle frame machine hole 435 is located between the right upper frame machine hole 433 and the right lower frame machine hole 434, and the right middle frame machine hole 435 is arranged opposite to the output shaft hole 42.

The left upper rack hole 441 is disposed lower than the left upper rack hole 431, the left lower rack hole 442 is disposed higher than the left lower rack hole 432, the right upper rack hole 443 is disposed lower than the right upper rack hole 433, and the right lower rack hole 444 is disposed higher than the right lower rack hole 434.

A first auxiliary support hole 47 is formed between the left upper frame hole 441 and the left upper frame hole 431, and a second auxiliary support hole 48 is formed between the left upper frame hole 441 and the left lower frame hole 442.

The machine support plate 41 is a structure with a self-symmetrical central plane.

The principle of the invention is illustrated as follows:

aiming at the defects of single function and lower integration degree of a steering engine support in the prior art and considering the trends of low oil consumption and light weight, the steering engine support and other supports are considered in a comprehensive mode, the integrated design is realized, the weight is reduced, and the occupied space of an assembly unit formed by the steering engine, a steering vertical arm and the steering engine support is reduced, so that the assembly of a production line is facilitated.

The steering engine support 4 of the invention adopts a casting structure with a self-symmetrical central plane, so that the left and right arrangement forms of the steering engine 3 can be commonly used, and the first auxiliary support hole 47 and the second auxiliary support hole 48 on the steering engine support 4 can be used for fixing other parts, such as a steering radiator and the like. The frame connecting hole 43 is penetrated with a fixing bolt to fix the steering engine 3 on the steering engine support 4, the steering plumbing arm 30 is fixed on the output shaft end of the steering engine 3 by adopting a locking nut, and the steering engine support 4 is connected with the large casting support 2 through the frame connecting hole 44 and the casting support 21 in sequence.