Bending side-shaping progressive die structure
By designing a continuous bending die structure, the problem of unevenness between the bent part and the product body after the snap-fit of thin stainless steel products was solved, thus achieving efficient production and low-cost mass production.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-16
- Publication Date
- 2026-04-10
AI Technical Summary
In existing technologies, the bent portion of thin stainless steel products after fastening and riveting is not flush with the product body, resulting in low production efficiency, easy deformation, and high cost.
The bending and shaping continuous die structure is adopted, including an upper die and a lower die. Through the cooperation of the first upper die forming punch, the second upper die forming punch, the contouring groove and the top block, combined with the design of the slider and the shaping slider, the product can be bent and shaped efficiently.
It improves production efficiency, is suitable for large-scale production, and at the same time ensures product quality and reduces costs.
Smart Images
Figure CN224101638U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to continuous die technical field especially a bending side whole continuous die structure. BACKGROUND
[0002] In prior art, the corner area of some thin stainless steel material products needs to be bent and the bent part is leveled with the product body after riveting, because the product structure is complex and the material is soft and thin, the product is easy to deform, therefore, the process of forming first and then riveting separately with a riveting die is usually adopted, and this production process has problems of low mass production efficiency, easy deformation in turnover process, high cost and the like.
[0003] Therefore, the prior art needs to be improved and enhanced. UTILITY MODEL CONTENT
[0004] In view of the deficiencies in prior art, the utility model aims at providing a bending side whole continuous die structure which guarantees product quality, is low in cost and suitable for mass production.
[0005] To achieve the above-mentioned purpose, the utility model adopts the technical scheme that:
[0006] A bending side whole continuous die structure comprises an upper die and a lower die,
[0007] A first upper die forming punch, a second upper die forming punch, a second profiling groove and a top block are sequentially arranged on the upper die along a processing direction, and a first profiling groove is further arranged below the second upper die forming punch;
[0008] A first slider, a second slider corresponding to the first profiling groove and matched with the second upper die forming punch, a first shaping slider corresponding to the second profiling groove and a second shaping slider matched with the top block are sequentially arranged on the lower die along the processing direction, and a shaping head is arranged on the first shaping slider.
[0009] As a further scheme of the utility model, the upper die comprises an upper die seat, an upper pad plate, an upper clamping plate, a stop plate and a stripper plate sequentially arranged from top to bottom, the upper die seat, the upper pad plate and the upper clamping plate are fixed together, the stop plate and the stripper plate are fixed together, and a plurality of nitrogen gas springs are arranged between the upper die seat and the stop plate.
[0010] As a further scheme of the utility model, the lower die comprises a lower die plate, a lower pad plate, a lower die seat and a lower supporting plate sequentially arranged from top to bottom, and a plurality of lower supporting legs are arranged between the lower die seat and the lower supporting plate.
[0011] As a further scheme of the present utility model, the lower mould is further uniformly provided with a plurality of material floating mechanisms.
[0012] As a further scheme of the present utility model, the material floating mechanism comprises a material floating pin, a spring connected with the material floating pin, and the spring is fixed on the lower mould through a stop screw.
[0013] As a further scheme of the present utility model, the first sliding block and the second sliding block are slidingly installed on a first sliding block seat, the first shaping sliding block is slidingly installed on a second sliding block seat, and the second shaping sliding block is slidingly installed on a third sliding block seat.
[0014] As a further scheme of the present utility model, the first sliding block, the second sliding block, the first shaping sliding block and the second shaping sliding block are all provided below with a reset mechanism, the reset mechanism comprises a reset thimble and a reset spring connected with the reset thimble, and the reset spring is fixed on the lower mould through a stop screw.
[0015] As a further scheme of the present utility model, the upper mould is provided with a plurality of inner guide columns, and the lower mould is provided with an inner guide sleeve matched with each inner guide column.
[0016] As a further scheme of the present utility model, the upper mould is provided with a plurality of outer guide columns, and the lower mould is provided with an outer guide sleeve matched with each outer guide column.
[0017] Compared with the prior art, the present utility model has the beneficial effects that:
[0018] Due to the above structure design, the upper mould is provided with the first upper mould forming punch, the second upper mould forming punch, the second profiling groove and the top block, the lower mould is provided with the first sliding block, the second sliding block, the first shaping sliding block and the second shaping sliding block, the cooperation of the first upper mould forming punch, the second upper mould forming punch, the first sliding block and the second sliding block completes the bending, and the cooperation of the top block, the first shaping sliding block and the second shaping sliding block completes the side shaping, which not only has high production efficiency and is suitable for large-scale production, but also can guarantee product quality and has low cost. BRIEF DESCRIPTION OF DRAWINGS
[0019] FIG. 1 is a schematic view of the present utility model embodiment when the mould is opened; Figure 1 FIG. 2 is a schematic view of the present utility model embodiment when the mould is closed.
[0020] FIG. 3 is a schematic view of the present utility model embodiment when the mould is opened. Figure 2 FIG. 4 is a schematic view of the present utility model embodiment when the mould is closed.
[0021] The numbers in the figures are respectively:
[0022] 100-upper mould, 200-lower mould;
[0023] 101 - upper die holder, 102 - upper base plate, 103 - upper clamp plate, 104 - stop plate, 105 - stripper plate, 106 - first upper die forming punch, 107 - second upper die forming punch, 108 - first profiling groove, 109 - second profiling groove, 110 - top block, 111 - nitrogen gas spring, 112 - inner guide post, 113 - outer guide post;
[0024] 201 - lower die plate, 202 - lower base plate, 203 - lower die holder, 204 - lower support plate, 205 - lower base foot, 206 - first sliding block, 207 - second sliding block, 208 - first shaping sliding block, 209 - second shaping sliding block, 210 - material floating mechanism, 211 - first sliding block seat, 212 - second sliding block seat, 213 - third sliding block seat, 214 - reset mechanism, 215 - inner guide sleeve, 216 - outer guide sleeve;
[0025] 2101 - material floating pin, 2102 - spring;
[0026] 2141 - reset thimble, 2142 - reset spring;
[0027] 2081 - shaping head. DETAILED DESCRIPTION
[0028] In order to make the purpose, technical scheme and advantages of the utility model more clear and intelligible, the following will be further detailed in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model, that is, the described examples are only a part of the examples of the utility model, but not all the examples. The components of the utility model embodiments described and shown in the drawings can be arranged and designed in various different configurations.
[0029] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the utility model.
[0030] It is to be understood that the terms "first" and "second" and the like are used merely to distinguish one element or action from another, without necessarily requiring or implying any such actual relationship or order between such elements or actions. Also, the use of the terms "including," "containing," or "comprising" and variations thereof, is meant to encompass the presence of stated integers or components but not the exclusion of any other integers or components. The use of the term "comprising" or "including" or "containing" to describe combinations of elements or components is not meant to suggest that any of the elements or components are required beyond those expressly stated. The use of the term "or" in the examples is intended to encompass both "and" and "or" unless otherwise indicated.
[0031] The features and performance of the present application will be further described in detail below in connection with the embodiments. Embodiment
[0032] As shown in Figure 1 and Figure 2 , the bending side whole continuous die structure of the present application comprises an upper die 100 and a lower die 200,
[0033] A first upper die forming punch 106, a second upper die forming punch 107, a second profiling groove 109 and a top block 110 are sequentially arranged on the upper die 100 along the processing direction, and a first profiling groove 108 is further arranged below the second upper die forming punch 107.
[0034] The lower die 200 is sequentially provided with a first slider 206, a second slider 207 corresponding to the first profiling groove 108 and matched with the second upper die forming punch 107, a first shaping slider 208 corresponding to the second profiling groove 109, and a second shaping slider 209 matched with the top block 110 in the processing direction. The first shaping slider 208 is provided with a shaping head 2081. Through the above structural design, when working, the upper die goes down and contacts the product. The upper die goes down again, and the product is partially entered into the first profiling groove under the action of the second slider. The upper die continues to go down, the first upper die forming punch bends other parts of the product, and the second upper die forming punch bends the part of the buckle rivet on the product. After the bending operation is completed, the upper die goes up, the first slider and the second slider reset, so that the product is ejected. The product advances one step in the processing direction, the upper die goes down, the product enters the second profiling groove, the upper die continues to go down, the top block exerts a downward pressure on the second shaping slider, the second shaping slider drives the first shaping slider, so that the shaping head on the first shaping slider acts on the bent part of the buckle rivet, and the bent part of the buckle rivet is flush with the product body. The present application not only has high production efficiency and is suitable for large-scale production, but also can ensure product quality and has low cost.
[0035] Specifically, the upper die 100 includes an upper die seat 101, an upper pad plate 102, an upper clamping plate 103, a stop plate 104, and a stripping plate 105 sequentially arranged from top to bottom. The upper die seat 101, the upper pad plate 102, and the upper clamping plate 103 are fixed together, the stop plate 104 and the stripping plate 105 are fixed together, and a plurality of nitrogen gas springs 111 are arranged between the upper die seat 101 and the stop plate 104, which not only helps to improve product quality and production efficiency, but also effectively prolongs the service life of the mold. The first upper die forming punch and the second upper die forming punch are fixed on the upper clamping plate and can extend out of the upper die, the first profiling groove and the second profiling groove are arranged on the surface of the stripping plate facing the lower die, and the top block is installed on the stop plate. The top block and the stop plate are provided with a spring therebetween.
[0036] Specifically, the lower die 200 comprises a lower die plate 201, a lower die cushion plate 202, a lower die seat 203 and a lower die support plate 204 arranged in sequence from top to bottom, a plurality of lower die pads 205 are arranged between the lower die seat 203 and the lower die support plate 204, and a plurality of floating material mechanisms 210 are uniformly distributed on the lower die 200, wherein each floating material mechanism 210 comprises a floating material pin 2101 and a spring 2102 connected with the floating material pin 2101, and the spring 2102 is fixed on the lower die seat 203 of the lower die 200 by a stop screw; when the upper die moves downward, the floating material mechanism provides a buffering action for the product; when the upper die moves upward, the floating material mechanism provides an outward force to help push the product out of the mold, so that the product can be smoothly separated from the mold and the product is prevented from being damaged or deformed due to forced removal.
[0037] Specifically, the first sliding block 206 and the second sliding block 207 are slidingly installed on the first sliding block seat 211, the first shaping sliding block 208 is slidingly installed on the second sliding block seat 212, and the second shaping sliding block 209 is slidingly installed on the third sliding block seat 213; the cooperation between the first sliding block, the second sliding block, the first shaping sliding block and the second shaping sliding block can provide high linear motion precision and repeat positioning precision.
[0038] Specifically, the first sliding block 206, the second sliding block 207, the first shaping sliding block 208 and the second shaping sliding block 209 are each provided with a reset mechanism 214, wherein the reset mechanism 214 comprises a reset pin 2141 and a reset spring 2142 connected with the reset pin 2141, and the reset spring 2142 is fixed on the lower die seat 203 of the lower die by a stop screw; when the upper die moves downward, the reset mechanism provides a buffering action for the first sliding block, the second sliding block, the first shaping sliding block and the second shaping sliding block; when the upper die moves upward, the reset mechanism ensures that these components can accurately return to the starting position and be prepared for the next round.
[0039] Specifically, the upper die 100 is provided with a plurality of inner guide columns 112, the lower die 200 is provided with an inner guide sleeve 215 matched with each inner guide column 112, the upper die 100 is provided with a plurality of outer guide columns 113, and the lower die 200 is provided with an outer guide sleeve 216 matched with each outer guide column 113; through the cooperation of the inner guide column and the inner guide sleeve and the outer guide column and the outer guide sleeve, the upper die and the lower die can accurately guide the opening and closing action of the upper and lower molds during the closing process, so that the upper and lower molds are accurately aligned and the high-precision cooperation of the mold is maintained.
[0040] In summary, the utility model has the characteristics of reasonable structure, high efficiency and low cost by the above-mentioned structure design, and solves the defects in the prior art.
[0041] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the present application, which should be limited only by the appended claims and their equivalents.
Claims
1. A bending side whole continuous die structure, comprising an upper die (100) and a lower die (200), characterized in that: a first upper die forming punch (106), a second upper die forming punch (107), a second profiling groove (109) and a top block (110) are sequentially arranged on the upper die (100) along the processing direction, and a first profiling groove (108) is further arranged below the second upper die forming punch (107); a first slider (206), a second slider (207) corresponding to the first profiling groove (108) and matched with the second upper die forming punch (107), a first shaping slider (208) corresponding to the second profiling groove (109) and a second shaping slider (209) matched with the top block (110) are sequentially arranged on the lower die (200) along the processing direction, and a shaping head (2081) is arranged on the first shaping slider (208). The upper die (100) comprises an upper die seat (101), an upper backing plate (102), an upper clamping plate (103), a stop plate (104) and a stripping plate (105) arranged sequentially from top to bottom, the upper die seat (101), the upper backing plate (102) and the upper clamping plate (103) are fixed together, the stop plate (104) and the stripping plate (105) are fixed together, and a plurality of nitrogen gas springs (111) are arranged between the upper die seat (101) and the stop plate (104). The lower die (200) comprises a lower die plate (201), a lower backing plate (202), a lower die seat (203) and a lower supporting plate (204) arranged sequentially from top to bottom, and a plurality of lower supporting feet (205) are arranged between the lower die seat (203) and the lower supporting plate (204).
2. The bending side and end simultaneous progressive die set structure according to claim 1, wherein: A plurality of material floating mechanisms (210) are uniformly arranged on the lower die (200).
3. The bending side frame continuous die structure according to claim 2, wherein: The material floating mechanism (210) comprises a material floating pin (2101) and a spring (2102) connected with the material floating pin, and the spring (2102) is fixed on the lower die (200) by a stop screw.
4. The bending side and end continuous die structure of claim 3, wherein: The first slider (206) and the second slider (207) are slidingly installed on a first slider seat (211), the first shaping slider (208) is slidingly installed on a second slider seat (212), and the second shaping slider (209) is slidingly installed on a third slider seat (213).
5. The bending side and center continuous die structure of claim 4, wherein: A reset mechanism (214) is arranged below each of the first slider (206), the second slider (207), the first shaping slider (208) and the second shaping slider (209), and the reset mechanism (214) comprises a reset pin (2141) and a reset spring (2142) connected with the reset pin (2141), and the reset spring (2142) is fixed on the lower die by a stop screw.
6. The bending side frame continuous die structure of claim 3, wherein: A plurality of inner guide columns (112) are arranged on the upper die (100), and inner guide sleeves (215) matched with each inner guide column (112) are arranged on the lower die (200).
7. The wrapover side frame continuous die structure of claim 6 wherein: 8. The wrapover side frame continuous die structure of claim 7 wherein: 9. The wrapover side frame continuous die structure of claim 8 wherein: The upper die (100) is provided with a plurality of outer guide columns (113), and the lower die (200) is provided with an outer guide sleeve (216) matched with each outer guide column (113).