Limiting device for punching die of motor seat

Abstract

The utility model relates to the technical field of electric bicycles, and discloses a limiting device for punching a die of a motor seat, which comprises a bottom plate, the upper side of the bottom plate is fixedly connected with a limiting structure, and the upper side of the bottom plate is fixedly connected with a die punching structure. The limiting structure is arranged, the limiting structure is firstly connected with the bottom plate through the limiting main column, then the air cylinder acts on the first moving column, the first moving column moves in the first notch, and under the action of the first moving column, the second moving column is driven to move up and down in the second notch; when a second moving column moves up and down, a second fixing column and a first connecting shaft drive a clamping main column to limit the motor base sample, when limiting needs to be relieved, an air cylinder counteracts the first moving column, the second moving column can move downwards under the action of a reset spring, the clamping main column is loosened, and the motor base sample is clamped. And through the arrangement of the limiting structure, the stamping die of the motor base sample can be more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field of electric bicycles, in particular to a limiting device for a motor seat die. Background Art

[0002] The motor seat of the electric bicycle is deformed after heat treatment, and a shaping process needs to be added in the later process. In the past, it was manually shaped, which has low production efficiency, a certain scrap rate, and fatigue, resulting in waste of production capacity and cost. The existing motor seat die does not have a limit device for the motor seat, which may cause die failure due to the uncertainty of the motor seat die position during the die process.

[0003] The application number is 202122559982.6, which discloses a shaping mold for the motor seat of an electric bicycle, which includes an upper plate, a lower plate, an upper mold fixed to the upper plate, and a lower mold fixed to the lower plate, the upper mold is surrounded by an upper groove, the upper groove has pressure plates on both sides, the pressure plate is provided with a notch, and inclined first positioning surfaces are formed at both ends of the notch, the lower mold is surrounded by a lower groove for installing the inner concave surface of the motor seat, the lower groove has limit plates on both sides, and each limit plate has an inclined second positioning surface formed at both ends, the upper mold moves downward to connect with the lower mold and is used to press the outer convex surface of the motor seat, and the first positioning surface and the second positioning surface are positioned and assembled. The utility model is positioned and assembled by the first positioning surface and the second positioning surface, which not only plays a positioning role, but also avoids damage to the shaping of the motor seat, improves product yield, and improves production efficiency.

[0004] However, there are some shortcomings. The device is assembled and positioned through the first positioning surface and the second positioning surface. It not only plays a positioning role, but also avoids the motor seat from being damaged by plastic surgery, improves product yield, and improves production efficiency. However, the device does not set a limit device for the motor seat. During the punching process, it may cause the die to fail due to the uncertainty of the die position of the motor seat. Utility Model Content

[0005] The purpose of the utility model is to provide a limiting device for a motor seat die, so as to solve the problem that the device proposed in the above background technology is positioned and assembled through a first positioning surface and a second positioning surface, which not only plays a positioning role, but also avoids the motor seat from being damaged by shaping, improves the product yield, and improves production efficiency. However, the device does not set a limiting device for the motor seat, which may lead to the problem of die failure caused by the uncertainty of the motor seat die position during the die punching process.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a limiting device for a motor seat die, comprising a base plate, the upper side of the base plate is fixedly connected to a limiting structure, the upper side of the base plate is fixedly connected to a die structure, the upper side of the limiting structure is movably connected to a motor seat sample, the limiting structure comprises a limiting main column and a first notch, the upper side of the base plate is fixedly connected to the limiting main column, the inner side of the limiting main column is provided with a first notch, the inner side of the first notch is movably connected to a first movable column, one side of the first movable column is fixedly connected to a cylinder, and one side of the cylinder is fixedly connected to a first fixed column.

[0008] Furthermore, a second notch is provided on the inner side of the position-limiting main column, a second movable column is movably connected to the inner side of the second notch, and a second fixed column is fixedly connected to the upper side of the second movable column.

[0009] Furthermore, a first connecting shaft is fixedly connected to the upper side of the second fixed column, a clamping main column is movably connected to the outer side of the first connecting shaft, and a second connecting shaft is movably connected to the inner side of the clamping main column.

[0010] Furthermore, a reset main column is fixedly connected to one side of the second connecting shaft, a third slot is opened on the inner side of the reset main column, a third fixed column is movably connected to the inner side of the third slot, a reset spring is fixedly connected to the inner side of the third fixed column, and a reset fixed column is fixedly connected to the upper side of the reset spring.

[0011] Furthermore, a fourth fixing column is fixedly connected to the upper side of the reset main column, and a reset limiting column is fixedly connected to the inner side of the fourth fixing column.

[0012] Furthermore, the die structure includes a fifth fixed column and a telescopic column. The upper side of the base plate is fixedly connected to the fifth fixed column, the upper side of the fifth fixed column is fixedly connected to the telescopic column, the upper side of the telescopic column is fixedly connected to the sixth fixed column, the lower side of the sixth fixed column is fixedly connected to the seventh fixed column, the lower side of the seventh fixed column is fixedly connected to the hydraulic column, and the lower side of the hydraulic column is fixedly connected to the die main column.

[0013] The utility model has the following beneficial effects:

[0014] (1) The utility model provides a limiting structure, which is first connected to the base plate through a limiting main column, and then a first slot is opened on the inner side of the limiting main column, a first movable column is arranged in the first slot, and a cylinder is arranged on one side of the first movable column, and the cylinder is connected to the base plate under the connection of the first fixed column, and then the cylinder acts on the first movable column, and the first movable column moves in the first slot, and under the action of the first movable column, the second movable column is driven to move up and down in the second slot, and while the second movable column moves up and down, the clamping main column is driven by the second fixed column and the first connecting shaft to limit the motor seat sample, and when the limit needs to be released, the cylinder reacts to the first movable column, so that the second movable column will move downward under the action of the reset spring, so that the clamping main column is loosened, thereby achieving the effect of releasing the limit, and through the setting of the limiting structure, the punching die of the motor seat sample can be made more accurate.

[0015] (2) The utility model sets up a die structure, which is first connected through the base plate of the fifth fixed column, and then the fifth fixed column is connected to the sixth fixed column through the telescopic column, and the sixth fixed column is connected to the die main column through the seventh fixed column and the hydraulic column. Through the corresponding position between the die main column and the limiting structure, the die main column can be more accurately punched for the motor seat sample.

[0016] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the connection between the limiting main column of the limiting structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the second notch connection of the limiting structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the connection of the main column for resetting the limiting structure of the utility model;

[0022] Figure 5 This is a schematic diagram of the connection of the fifth fixed column of the punch die structure of the utility model;

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] In the figure: 1, bottom plate; 2, limiting structure; 3, die structure; 4, motor seat sample; 201, limiting main column; 202, first notch; 203, first moving column; 204, cylinder; 205, first fixed column; 206, second notch; 207, second moving column; 208, second fixed column; 209, first connecting shaft; 210, clamping main column; 211, second connecting shaft; 212, reset main column; 213, third notch; 214, third fixed column; 215, reset spring; 216, reset fixed column; 217, fourth fixed column; 218, reset limiting column; 301, fifth fixed column; 302, telescopic column; 303, sixth fixed column; 304, seventh fixed column; 305, hydraulic column; 306, die main column; DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 5 As shown, the utility model is a limiting device for a motor seat die, comprising a base plate 1, a limiting structure 2 is fixedly connected to the upper side of the base plate 1, a die structure 3 is fixedly connected to the upper side of the base plate 1, a motor seat sample 4 is movably connected to the upper side of the limiting structure 2, the limiting structure 2 comprises a limiting main column 201 and a first notch 202, the limiting main column 201 is fixedly connected to the upper side of the base plate 1, a first notch 202 is provided on the inner side of the limiting main column 201, a first movable column 203 is movably connected to the inner side of the first notch 202, a cylinder 204 is fixedly connected to one side of the first movable column 203, and a first fixed column 205 is fixedly connected to one side of the cylinder 204.

[0027] By adopting the above technical solution, the present solution provides a cylinder 204 , and the first movable column 203 is connected to the first fixed column 205 via the cylinder 204 .

[0028] A second notch 206 is formed inside the limiting main column 201 , a second movable column 207 is movably connected inside the second notch 206 , and a second fixed column 208 is fixedly connected to the upper side of the second movable column 207 .

[0029] By adopting the above technical solution, the present solution provides a second movable column 207 , and the second notch 206 is connected to the second fixed column 208 via the second movable column 207 .

[0030] The upper side of the second fixed column 208 is fixedly connected with the first connecting shaft 209 , the outer side of the first connecting shaft 209 is movably connected with the clamping main column 210 , and the inner side of the clamping main column 210 is movably connected with the second connecting shaft 211 .

[0031] By adopting the above technical solution, in this solution, a first connecting shaft 209 is provided, and the second fixing column 208 is connected to the clamping main column 210 via the first connecting shaft 209 .

[0032] A reset main column 212 is fixedly connected to one side of the second connecting shaft 211, a third slot 213 is provided on the inner side of the reset main column 212, a third fixed column 214 is movably connected to the inner side of the third slot 213, a reset spring 215 is fixedly connected to the inner side of the third fixed column 214, and a reset fixed column 216 is fixedly connected to the upper side of the reset spring 215.

[0033] By adopting the above technical solution, the present solution provides a reset main column 212 , and the second connecting shaft 211 is connected to the base plate 1 via the reset main column 212 .

[0034] A fourth fixing column 217 is fixedly connected to the upper side of the reset main column 212 , and a reset limiting column 218 is fixedly connected to the inner side of the fourth fixing column 217 .

[0035] By adopting the above technical solution, the present solution provides a reset limit column 218 , and the reset limit column 218 is fixed to the outer side of the reset fixing column 216 .

[0036] The die structure 3 includes a fifth fixed column 301 and a telescopic column 302. The fifth fixed column 301 is fixedly connected to the upper side of the base plate 1, the telescopic column 302 is fixedly connected to the upper side of the fifth fixed column 301, the sixth fixed column 303 is fixedly connected to the upper side of the telescopic column 302, the seventh fixed column 304 is fixedly connected to the lower side of the sixth fixed column 303, the hydraulic column 305 is fixedly connected to the lower side of the seventh fixed column 304, and the die main column 306 is fixedly connected to the lower side of the hydraulic column 305.

[0037] By adopting the above technical solution, in this solution, a hydraulic column 305 is provided, and the seventh fixed column 304 is connected to the die main column 306 through the hydraulic column 305 .

[0038] When in use, a limiting structure 2 is first set up. The limiting structure 2 is first connected to the base plate 1 through the limiting main column 201, and then a first slot 202 is opened on the inner side of the limiting main column 201. A first movable column 203 is arranged in the first slot 202, and a cylinder 204 is arranged on one side of the first movable column 203. The cylinder 204 is connected to the base plate 1 under the connection of the first fixed column 205, and then the cylinder 204 acts on the first movable column 203, and the first movable column 203 moves in the first slot 202. Under the action of the first movable column 203, the second movable column 207 is driven to move up and down in the second slot 206. When the second movable column 207 moves up and down, the main column 210 is driven by the second fixed column 208 and the first connecting shaft 209 to limit the motor seat sample 4. When needed When the limit is to be released, the cylinder 204 reacts the first movable column 203, so that the second movable column 207 will move downward under the action of the reset spring 215, so that the clamping main column 210 is loosened, thereby achieving the effect of releasing the limit. Through the setting of the limiting structure 2, the die of the motor seat sample 4 can be made more accurate, and a die structure 3 is set. The die structure 3 is first connected through the base plate 1 of the fifth fixed column 301, and then the fifth fixed column 301 is connected to the sixth fixed column 303 through the telescopic column 302, and the sixth fixed column 303 is connected to the die main column 306 through the seventh fixed column 304 and the hydraulic column 305. The corresponding position between the die main column 306 and the limiting structure 2 makes the die of the die main column 306 for the motor seat sample 4 more accurate.

[0039] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A limiting device for a motor seat die, comprising a bottom plate (1), characterized in that: The upper side of the base plate (1) is fixedly connected to a limiting structure (2), the upper side of the base plate (1) is fixedly connected to a die structure (3), the upper side of the limiting structure (2) is movably connected to a motor seat sample (4), the limiting structure (2) comprises a limiting main column (201) and a first notch (202), the upper side of the base plate (1) is fixedly connected to a limiting main column (201), the inner side of the limiting main column (201) is provided with a first notch (202), the inner side of the first notch (202) is movably connected to a first movable column (203), one side of the first movable column (203) is fixedly connected to a cylinder (204), and one side of the cylinder (204) is fixedly connected to a first fixed column (205).

2. A motor seat die limiting device according to claim 1, characterized in that: A second notch (206) is provided on the inner side of the position-limiting main column (201), a second movable column (207) is movably connected to the inner side of the second notch (206), and a second fixed column (208) is fixedly connected to the upper side of the second movable column (207).

3. A motor seat die limiting device according to claim 2, characterized in that: The upper side of the second fixed column (208) is fixedly connected to a first connecting shaft (209), the outer side of the first connecting shaft (209) is movably connected to a clamping main column (210), and the inner side of the clamping main column (210) is movably connected to a second connecting shaft (211).

4. A motor seat die limiting device according to claim 3, characterized in that: A reset main column (212) is fixedly connected to one side of the second connecting shaft (211), a third notch (213) is provided on the inner side of the reset main column (212), a third fixed column (214) is movably connected to the inner side of the third notch (213), a reset spring (215) is fixedly connected to the inner side of the third fixed column (214), and a reset fixed column (216) is fixedly connected to the upper side of the reset spring (215).

5. A limiting device for a motor seat die according to claim 4, characterized in that: A fourth fixing column (217) is fixedly connected to the upper side of the reset main column (212), and a reset limiting column (218) is fixedly connected to the inner side of the fourth fixing column (217).

6. A motor seat die limiting device according to claim 1, characterized in that: The die structure (3) comprises a fifth fixed column (301) and a telescopic column (302); the fifth fixed column (301) is fixedly connected to the upper side of the base plate (1); the telescopic column (302) is fixedly connected to the upper side of the fifth fixed column (301); the sixth fixed column (303) is fixedly connected to the upper side of the telescopic column (302); the seventh fixed column (304) is fixedly connected to the lower side of the sixth fixed column (303); the hydraulic column (305) is fixedly connected to the lower side of the seventh fixed column (304); and the die main column (306) is fixedly connected to the lower side of the hydraulic column (305).

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