CN213728865U - Automobile license plate fixing buckle and multi-station progressive die - Google Patents
Automobile license plate fixing buckle and multi-station progressive die Download PDFInfo
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- CN213728865U CN213728865U CN202022622835.4U CN202022622835U CN213728865U CN 213728865 U CN213728865 U CN 213728865U CN 202022622835 U CN202022622835 U CN 202022622835U CN 213728865 U CN213728865 U CN 213728865U
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Abstract
The utility model discloses a connect stable, convenient automobile license plate fixed buckle and multistation progressive die of processing. The technical scheme includes that the buckle body is U-shaped, a nut is integrally arranged on a front connecting piece of the buckle body, and the buckle is characterized in that: the rear connecting piece of the buckle body is provided with an elastic clamping pin, and the free end of the elastic clamping pin is close to the back of the front connecting piece. The advantages are that: by designing the elastic clamping pin, when the screw is screwed on the nut and is fixed with the automobile license plate, the elastic clamping pin can be abutted against the back surface of the automobile license plate, so that the clamping stability of the elastic clamping pin can be greatly improved; in addition, the multi-station progressive die can realize the integral punch forming of the fixed buckle on a pair of dies.
Description
Technical Field
The utility model relates to a fixed buckle of car license plate and multistation upgrade mould.
Background
The conventional license plate fixing buckle is usually made by welding a nut on a "U" shaped metal buckle. The stability of this kind of fixed buckle connection is relatively poor, and needs welding process, and production efficiency is low, and is with high costs.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a buckle and multistation upgrade mould are fixed to license plate of connecting stably, processing convenience.
In order to solve the problem, the utility model adopts the technical scheme that the buckle body is U-shaped, the front connecting piece of the buckle body is integrally provided with a nut, which is characterized in that: the rear connecting piece of the buckle body is provided with an elastic clamping pin, and the free end of the elastic clamping pin is close to the back of the front connecting piece.
The automobile license plate fixing buckle is characterized in that: the bottom of the front connecting piece of the buckle body is provided with a guide inclined plane.
The automobile license plate fixing buckle is characterized in that: the elastic clamping leg is provided with a bending part.
A multi-station progressive die is used for stamping the automobile license plate fixing buckle and comprises an upper template and a lower template, and is characterized in that: the upper die plate and the lower die plate are sequentially provided with a first station, a second station, a third station and a fourth station, the first station is provided with a matched first station upper core and a matched first station lower core, the second station is provided with a matched second station upper core and a matched second station lower core, the third station is provided with a matched third station upper core and a matched third station lower core, and the fourth station is provided with a matched fourth station upper core and a matched fourth station lower core.
The multi-station progressive die is characterized in that: the lower end of the core on the first station is provided with a first inclined plane, the included angle of the first inclined plane is 10 degrees < alpha <15 degrees, and the upper end of the core under the first station is provided with a first protruding part matched with the first inclined plane.
The multi-station progressive die is characterized in that: the lower end of the upper core of the second station is provided with a second inclined plane, the included angle of the second inclined plane is 10 degrees < alpha <15 degrees, the upper end of the lower core of the second station is provided with a second protruding part matched with the second inclined plane, and two ends of the second protruding part are provided with bevel steps.
The multi-station progressive die is characterized in that: and a first arc-shaped concave surface is arranged at the lower end of the upper core at the third station, and a third bulge matched with the first arc-shaped concave surface is arranged at the upper end of the lower core at the third station.
The multi-station progressive die is characterized in that: the lower end of the upper core of the fourth station is provided with a second arc-shaped concave surface, the upper end of the lower core of the fourth station is provided with a groove, and the center of the groove is provided with a positioning column.
The utility model discloses a buckle advantage is fixed to car license plate: by designing the elastic clamping pin, when the screw is screwed on the nut and is fixed with the automobile license plate, the elastic clamping pin can be abutted against the back surface of the automobile license plate, so that the clamping stability of the elastic clamping pin can be greatly improved; in addition, the multi-station progressive die can realize the integral punch forming of the fixed buckle on a pair of dies.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural view of the automobile license plate fixing buckle of the present invention;
FIG. 2 is a schematic structural view of the multi-station progressive die of the present invention;
FIG. 3 is a flow chart of the working positions of the multi-position progressive die of the present invention;
FIG. 4 is a schematic structural diagram of a core at a first station and a core at a second station;
FIG. 5 is a schematic structural diagram of a second station upper core and a second station lower core of the present invention;
FIG. 6 is a schematic structural diagram of a core at a third station and a core at a lower station of the utility model;
fig. 7 is a schematic structural diagram of a core at the fourth station and a core at the fourth station.
Detailed Description
Example 1:
as shown in fig. 1, the utility model discloses a buckle is fixed to car license plate, including the buckle body 1 that is "U" shape, 2 an organic whole nuts 3 that are equipped with of preceding connection piece of buckle body 1. The rear connecting piece 4 of the buckle body 1 is provided with an elastic clamping pin 6, and the free end of the elastic clamping pin 6 is close to the back of the front connecting piece 2.
Preferably, the bottom of the front connecting sheet 2 of the buckle body 1 is provided with a guide inclined plane 7. The elastic clamping leg 6 is provided with a bending part 8. So as to be conveniently clamped into the license plate and prevent the license plate from being scratched.
Example 2:
as shown in fig. 2-7, the multi-station progressive die of the present invention is used for stamping the automobile license plate fixing buckle in embodiment 1. The device comprises an upper template 9 and a lower template 10, wherein the upper template 9 and the lower template 10 are sequentially provided with a first station 11, a second station 12, a third station 13 and a fourth station 14. The core-feeding mechanism is characterized in that a first station upper core 15 and a first station lower core 16 which are matched with each other are arranged on the first station 11, a second station upper core 17 and a second station lower core 18 which are matched with each other are arranged on the second station 12, a third station upper core 19 and a third station lower core 20 which are matched with each other are arranged on the third station 13, and a fourth station upper core 21 and a fourth station lower core 22 which are matched with each other are arranged on the fourth station 14.
The lower end of the core 15 on the first station is provided with a first inclined surface 23, and the included angle of the first inclined surface 23 is 10 degrees < alpha <15 degrees, ideally 12 degrees. The upper end of the core 16 under the first station is provided with a first bulge 24 corresponding to the first inclined plane 23. The material belt which is punched and flanged in advance (namely nuts) is conveyed to a first station 11, and elastic clamping pins for fixing the buckles are punched through the matching of a core 15 on the first station and a core 16 under the first station.
The lower end of the core 17 on the second station is provided with a second inclined surface 25, and the included angle of the second inclined surface 25 is 10 degrees < alpha <15 degrees, ideally 12 degrees. The upper end of the core 18 under the second station is provided with a second convex part 26 corresponding to the second inclined plane 25, and two ends of the second convex part 26 are provided with bevel steps 27. And (3) conveying the material belt punched at the first station 11 to a second station 12, and punching a bent part of the elastic clamping pin by matching the core 17 on the second station, the core 18 under the second station and the bevel step 27.
The lower end of the core 19 on the third station is provided with a first arc concave surface 28, and the upper end of the core 20 under the third station is provided with a third convex part 29 which is matched with the first arc concave surface 28. And (3) conveying the material belt punched at the second station 12 to a third station 13, and punching a front connecting sheet and a rear connecting sheet to form a 90-degree included angle structure through the matching of the third station upper core 19 and the third station lower core 20.
The lower end of the core 21 on the fourth station is provided with a second arc-shaped concave surface 30, the upper end of the core 22 under the fourth station is provided with a groove 31, and the center of the groove 31 is provided with a positioning column 32. And (3) conveying the material belt punched at the third station 13 to a fourth station 14, and punching a U-shaped buckle body through the matching of the core 21 at the fourth station and the core 22 at the lower station.
The above description is only for the preferred embodiment of the present invention and should not be construed as limiting the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention are all included within the protection scope of the present invention.
Claims (8)
1. The utility model provides a buckle is fixed to car license plate, is including buckle body (1) that is "U" shape, preceding connection piece (2) an organic whole of buckle body (1) is equipped with nut (3), its characterized in that: the rear connecting piece (4) of the buckle body (1) is provided with an elastic clamping pin (6), and the free end of the elastic clamping pin (6) is close to the back of the front connecting piece (2).
2. The automobile license plate fixing buckle of claim 1, wherein: the bottom of the front connecting sheet (2) of the buckle body (1) is provided with a guide inclined plane (7).
3. The automobile license plate fixing buckle of claim 1, wherein: the elastic clamping leg (6) is provided with a bending part (8).
4. A multi-station progressive die for stamping the license plate fixing buckle of any one of claims 1 to 3, comprising an upper die plate (9) and a lower die plate (10), wherein: the core-pulling mechanism is characterized in that the upper template (9) and the lower template (10) are sequentially provided with a first station (11), a second station (12), a third station (13) and a fourth station (14), the first station is provided with a matched first station upper core (15) and a first station lower core (16) on the first station (11), the second station is provided with a matched second station upper core (17) and a second station lower core (18) on the second station (12), the third station is provided with a matched third station upper core (19) and a third station lower core (20) on the third station (13), and the fourth station (14) is provided with a matched fourth station upper core (21) and a fourth station lower core (22).
5. The multi-station progressive die of claim 4, wherein: the lower end of the core (15) on the first station is provided with a first inclined plane (23), the included angle of the first inclined plane (23) is 10 degrees < alpha <15 degrees, and the upper end of the core (16) under the first station is provided with a first bulge (24) matched with the first inclined plane (23).
6. The multi-station progressive die of claim 4, wherein: the core (17) lower extreme is equipped with second inclined plane (25) on the second station, the contained angle 10 < alpha <15 on second inclined plane (25), core (18) upper end is equipped with under the second station with second bellying (26) that second inclined plane (25) suited, just second bellying (26) both ends are equipped with dog-ear step (27).
7. The multi-station progressive die of claim 4, wherein: the lower end of the core (19) on the third station is provided with a first arc-shaped concave surface (28), and the upper end of the core (20) under the third station is provided with a third convex part (29) matched with the first arc-shaped concave surface (28).
8. The multi-station progressive die of claim 4, wherein: the lower end of the core (21) on the fourth station is provided with a second arc-shaped concave surface (30), the upper end of the core (22) under the fourth station is provided with a groove (31), and the center of the groove (31) is provided with a positioning column (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022622835.4U CN213728865U (en) | 2020-11-13 | 2020-11-13 | Automobile license plate fixing buckle and multi-station progressive die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022622835.4U CN213728865U (en) | 2020-11-13 | 2020-11-13 | Automobile license plate fixing buckle and multi-station progressive die |
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| Publication Number | Publication Date |
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| CN213728865U true CN213728865U (en) | 2021-07-20 |
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| CN202022622835.4U Active CN213728865U (en) | 2020-11-13 | 2020-11-13 | Automobile license plate fixing buckle and multi-station progressive die |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116557391A (en) * | 2023-07-10 | 2023-08-08 | 浙江易锻精密机械有限公司 | Buckle and stamping equipment |
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2020
- 2020-11-13 CN CN202022622835.4U patent/CN213728865U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116557391A (en) * | 2023-07-10 | 2023-08-08 | 浙江易锻精密机械有限公司 | Buckle and stamping equipment |
| CN116557391B (en) * | 2023-07-10 | 2023-09-12 | 浙江易锻精密机械有限公司 | Buckle and stamping equipment |
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