Side support connecting piece for two-wheeled riding carrier and cold heading die of side support connecting piece

Abstract

The utility model discloses a side support connecting piece for a two-wheeled riding carrier and a cold heading die of the side support connecting piece, and belongs to the technical field of manufacturing of side support connecting pieces for two-wheeled riding carriers. The side supporting connecting piece for the two-wheeled riding carrier and the cold heading die of the side supporting connecting piece comprise a connecting piece body and further comprise side supporting legs, a bottom plate is arranged at one end of the connecting piece body, one end of each side supporting leg is welded to the bottom plate, and a left side plate and a right side plate are arranged on the two sides of the bottom plate respectively. In order to solve the problems that a punching machine is low in machining efficiency of the connecting piece and the connecting piece is prone to abrasion and deformation after being used for a long time, the reinforcing ribs are arranged on the side face of the connecting piece body, the overall strength can be improved through the reinforcing ribs, and the abrasion resistance in actual use is improved; and meanwhile, the connecting piece body is manufactured by adopting a cold heading forming process, so that the reinforcing rib and the connecting piece body can be formed at one time, the material waste during forming of the reinforcing rib is reduced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of manufacturing side support connecting pieces for two-wheel riding vehicles, and particularly relates to a side support connecting piece for a two-wheel riding vehicle and a cold heading die therefor. Background Technique

[0002] A two-wheel riding vehicle is a means of transportation powered by human or electric power and traveling through two wheels, mainly including ordinary bicycles, electric bicycles, and folding bicycles. Among them, the ordinary bicycle is the most common two-wheel riding tool, suitable for daily commuting and leisure activities. The electric bicycle is equipped with an electric motor and a battery, which can provide additional power assistance on the basis of human riding. The folding bicycle is designed compactly, easy to carry and store, and is very suitable for use in urban environments and on public transportation. Modern two-wheel riding tools widely use lightweight materials such as aluminum alloy, titanium alloy, and carbon fiber. These materials not only reduce the body weight but also improve the strength and durability.

[0003] The existing connection pieces are mainly processed by a punching machine. However, the connection pieces processed in this way have low strength and poor durability in actual use. At the same time, the process of processing this connection piece by the punching machine is relatively complex, there are problems such as low efficiency in processing the connection piece by the punching machine, and the connection piece is prone to wear and deformation after long-term use. Therefore, it does not meet the existing requirements. For this reason, this application proposes a side support connection piece for a two-wheel riding vehicle and a cold heading die therefor. Content of the Utility Model

[0004] The purpose of the utility model is to provide a side support connection piece for a two-wheel riding vehicle and a cold heading die therefor. By arranging a plurality of reinforcing ribs on both side surfaces of the connection piece body, its own strength is improved, and the wear resistance in actual use is enhanced. At the same time, the cold heading forming process is adopted to manufacture the connection piece body, so that the reinforcing ribs and the connection piece body can be formed at one time, simplifying the manufacturing process and improving the production efficiency, and the problems in the prior art can be solved.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A side support connection piece for a two-wheel riding vehicle, including a connection piece body, and further including side support legs. One end of the connection piece body is provided with a bottom plate, one end of the side support leg is welded to the bottom plate, the two sides of the bottom plate are respectively provided with a left side plate and a right side plate, a first through hole is arranged inside the bottom plate, reinforcing ribs are arranged on the side surfaces of the left side plate and the right side plate, and a second through hole and a third through hole are respectively arranged inside the left side plate and the right side plate.

[0006] Preferably, the left side plate is perpendicular to the bottom plate, the lower end of the left side plate is connected to the bottom plate, the upper end of the left side plate is of a semi-circular structure, and the radius of the second through hole is larger than the radius of the third through hole.

[0007] Preferably, the right side plate is perpendicular to the bottom plate. The lower end of the right side plate is connected to the bottom plate, and the upper end of the right side plate is of a semi-circular structure. A threaded wall is provided inside the third through hole.

[0008] A cold heading die for a side support connecting piece of a two-wheel riding vehicle includes an upper die and a lower die, and further includes an upper die cavity and a lower die cavity. The upper die cavity is located inside the upper die, and an upper forming groove is provided inside the upper die cavity. The lower die cavity is located inside the lower die, and a lower forming groove is provided inside the lower die cavity.

[0009] Preferably, an upper template is provided outside the upper die, an upper die base is provided outside the upper template, a lower template is provided outside the lower die, a lower die base is provided outside the lower template, and the upper die base and the lower die base are connected by guide columns.

[0010] Preferably, the upper forming groove is of a semi-circular structure. At least two upper forming grooves are provided, and the upper ends of the left side plate and the right side plate are respectively embedded inside the two upper forming grooves. The lower forming groove is located on the inner wall of the lower die cavity, and the reinforcing rib is embedded inside the lower forming groove.

[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0012] In the present utility model, the connecting piece body includes a bottom plate, a left side plate and a right side plate. Among them, the bottom plate is welded to the side support leg. A plurality of reinforcing ribs are provided on the sides of the left side plate and the right side plate. The reinforcing ribs can improve the strength of the connecting piece body and enhance the wear resistance in actual use. At the same time, the cold heading forming process is adopted for manufacturing the connecting piece body. Compared with the traditional punching process, the reinforcing ribs and the connecting piece body can be formed at one time, reducing the material waste during the forming of the reinforcing ribs, improving the economy, and simplifying the manufacturing process of the connecting piece body, thereby improving the production efficiency. Description of the Drawings

[0013] Figure 1 is the overall schematic diagram of the present utility model;

[0014] Figure 2 is the partial structural diagram of the connecting piece body of the present utility model;

[0015] Figure 3 is the partial structural diagram of the upper die of the present utility model;

[0016] Figure 4 is the partial structural diagram of the lower die of the present utility model.

[0017] In the figure: 1. Connector body; 101. Bottom plate; 102. First through hole; 103. Left side plate; 104. Second through hole; 105. Right side plate; 106. Third through hole; 107. Threaded wall; 108. Reinforcing rib; 2. Side support leg; 3. Upper die; 301. Upper die cavity; 302. Upper forming groove; 303. Upper template; 304. Upper die base; 4. Lower die; 401. Lower die cavity; 402. Lower forming groove; 403. Lower template; 404. Lower die base. Detailed implementation manner

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0019] In order to solve the problems that the efficiency of processing connectors by a punching machine is relatively low and the connectors are prone to wear and deformation after long-term use, please refer to Figures 1-4 , an embodiment provided by the present invention, a side support connector for a two-wheeled riding vehicle, includes a connector body 1 and also includes a side support leg 2. One end of the connector body 1 is provided with a bottom plate 101. One end of the side support leg 2 is welded to the bottom plate 101. The two sides of the bottom plate 101 are respectively provided with a left side plate 103 and a right side plate 105. The inside of the bottom plate 101 is provided with a first through hole 102. The sides of the left side plate 103 and the right side plate 105 are both provided with reinforcing ribs 108. The inside of the left side plate 103 and the right side plate 105 are respectively provided with a second through hole 104 and a third through hole 106.

[0020] The left side plate 103 is perpendicular to the bottom plate 101. The lower end of the left side plate 103 is connected to the bottom plate 101. The upper end of the left side plate 103 is a semi-circular structure. The radius of the second through hole 104 is greater than the radius of the third through hole 106. The right side plate 105 is perpendicular to the bottom plate 101. The lower end of the right side plate 105 is connected to the bottom plate 101. The upper end of the right side plate 105 is a semi-circular structure. The inside of the third through hole 106 is provided with a threaded wall 107. The sides of the left side plate 103 and the right side plate 105 are both provided with a plurality of reinforcing ribs 108. The reinforcing ribs 108 can improve the strength of the connector body 1, enhance the wear resistance in actual use, and further extend the service life of the connector body 1.

[0021] A cold heading die for the side support connecting piece of a two-wheel riding vehicle, which is based on a side support connecting piece of a two-wheel riding vehicle, includes an upper die 3 and a lower die 4, and also includes an upper die cavity 301 and a lower die cavity 401. The upper die cavity 301 is located inside the upper die 3, and an upper forming groove 302 is arranged inside the upper die cavity 301. The lower die cavity 401 is located inside the lower die 4, and a lower forming groove 402 is arranged inside the lower die cavity 401.

[0022] An upper template 303 is arranged outside the upper die 3, and an upper die base 304 is arranged outside the upper template 303. A lower template 403 is arranged outside the lower die 4, and a lower die base 404 is arranged outside the lower template 403. The upper die base 304 and the lower die base 404 are connected by guide columns. The upper forming groove 302 is of a semi-circular structure, and at least two upper forming grooves 302 are provided. The upper ends of the left side plate 103 and the right side plate 105 are respectively embedded inside the two upper forming grooves 302. The lower forming groove 402 is located on the inner wall of the lower die cavity 401, and the reinforcing rib 108 is embedded inside the lower forming groove 402.

[0023] The cold heading forming process is adopted to manufacture the connecting piece body 1. During production, the blank is placed inside the lower die cavity 401, and then the upper die base 304 is lowered so that the upper die cavity 301 and the lower die cavity 401 are connected into a whole. Finally, the punch of the cold heading machine passes through the through groove on the upper die 3 to press the blank. At this time, the surface of the blank fits on the inner walls of the upper die cavity 301 and the lower die cavity 401, thereby completing the preliminary forming of the connecting piece body 1. Compared with the traditional punching machine processing, the reinforcing rib 108 and the connecting piece body 1 can be formed at one time, reducing the material waste during the forming of the reinforcing rib 108, improving the economy, and simplifying the manufacturing process of the connecting piece body 1, further improving the production efficiency.

[0024] Working principle: By arranging a plurality of reinforcing ribs 108 on the sides of the left side plate 103 and the right side plate 105, the reinforcing ribs 108 can improve the strength of the connecting piece body 1 and enhance the wear resistance in actual use. At the same time, the cold heading forming process is adopted to manufacture the connecting piece body 1. Compared with the traditional punching machine processing, the reinforcing rib 108 and the connecting piece body 1 can be formed at one time, reducing the material waste during the forming of the reinforcing rib 108, improving the economy, and simplifying the manufacturing process of the connecting piece body 1, improving the production efficiency.

[0025] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variation thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or device.

[0026] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A side support connecting piece for a two-wheeled riding vehicle, comprising a connecting piece body (1), characterized in that; It further includes side support legs (2). One end of the connecting piece body (1) is provided with a bottom plate (101). One end of the side support leg (2) is welded to the bottom plate (101). The two sides of the bottom plate (101) are respectively provided with a left side plate (103) and a right side plate (105). A first through hole (102) is arranged inside the bottom plate (101). Reinforcing ribs (108) are arranged on the sides of the left side plate (103) and the right side plate (105). Second through holes (104) and third through holes (106) are respectively arranged inside the left side plate (103) and the right side plate (105).

2. The side support connecting piece for a two-wheeled riding vehicle according to claim 1, wherein: The left side plate (103) is perpendicular to the bottom plate (101). The lower end of the left side plate (103) is connected to the bottom plate (101). The upper end of the left side plate (103) is of a semi-circular structure. The radius of the second through hole (104) is larger than the radius of the third through hole (106).

3. A side support connecting member for a two-wheeled riding vehicle according to claim 1, characterized in that: The right side plate (105) is perpendicular to the bottom plate (101). The lower end of the right side plate (105) is connected to the bottom plate (101). The upper end of the right side plate (105) is of a semi-circular structure. A threaded wall (107) is arranged inside the third through hole (106).

4. A cold heading die for a side support connecting piece of a two-wheeled riding vehicle, comprising an upper die (3) and a lower die (4), characterized in that, It further includes an upper die cavity (301) and a lower die cavity (401). The upper die cavity (301) is located inside the upper die (3). An upper forming groove (302) is arranged inside the upper die cavity (301). The lower die cavity (401) is located inside the lower die (4). A lower forming groove (402) is arranged inside the lower die cavity (401).

5. A cold heading die for a side support connecting piece of a two-wheel riding vehicle according to claim 4, characterized in that: An upper template (303) is arranged outside the upper die (3). An upper die base (304) is arranged outside the upper template (303). A lower template (403) is arranged outside the lower die (4). A lower die base (404) is arranged outside the lower template (403). The upper die base (304) and the lower die base (404) are connected by guide columns.

6. A cold heading die for a side support connecting piece of a two-wheeled riding vehicle according to claim 4, characterized in that: The upper forming groove (302) is of a semi-circular structure. At least two upper forming grooves (302) are provided. The upper ends of the left side plate (103) and the right side plate (105) are respectively embedded inside the two upper forming grooves (302). The lower forming groove (402) is located on the inner wall of the lower die cavity (401). The reinforcing rib (108) is embedded inside the lower forming groove (402).

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