Stamping shaping equipment and flexible shaping tool thereof
The flexible extrusion forming section of the flexible forming tooling achieves the forming of stamped parts, which solves the problems of high forming die processing difficulty and low forming qualification rate, improves the forming qualification rate and reduces production costs.
Patent Information
- Application Number
- CN202422967525.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-12-03
AI Technical Summary
In the current stamping process, the forming die is difficult to process, costly, and has a low success rate.
The tooling used is flexible forming, including a forming die and a forming punch. The forming punch adopts a flexible extrusion forming part, which is used to form the stamped part and reduce the requirements for the mold closing accuracy of the forming punch and forming die.
It reduces the processing difficulty of forming fixtures, improves the forming qualification rate of stamped parts, and reduces production costs.
Smart Images
Figure CN223518342U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to stamping equipment technical field more specifically, relate to a kind of flexible shaping tool.In addition, the utility model further relates to a kind of stamping shaping equipment comprising the flexible shaping tool described above. BACKGROUND
[0002] Stamping is relied on press and die to plate material, strip material, tubular material and profiled material and original material exert external force, make it produce plastic deformation or separation, to obtain the shaping processing method of required shape and size stamping piece, and stamping refers to a kind of high production efficiency, low material consumption processing technology, widely used in various fields of modern industry, such as automobile manufacturing, home appliance industry, electronic communication, building and decoration etc.
[0003] Stamping is usually adopted traditional die structure, especially the last shaping process, in order to let the shaped part meet the requirement of product drawing, in shaping process, usually utilize according to the inner and outer shape of part profiling design forming die and forming punch to realize, that is, through precise die guide mechanism guarantee driving forming punch and / or forming die opposite movement to complete shaping.
[0004] However, the difficulty of profiling design and manufacture of forming die and forming punch is greater, especially the machining difficulty of concave cavity is great, cost is high, and the inner surface smoothness of forming die is difficult to meet the requirement of drawing.
[0005] In summary, how to improve the shaping qualified rate of stamping part is the problem that the present technical personnel in the field urgently solves. UTILITY MODEL CONTENT
[0006] Therefore, the purpose of the utility model is to provide a kind of flexible shaping tool, and the shaping qualified rate of stamping part can be improved by using the flexible shaping tool.
[0007] Another purpose of the utility model is to provide a kind of stamping shaping equipment comprising the flexible shaping tool described above.
[0008] In order to achieve the above purpose, the utility model provides the following technical scheme:
[0009] A kind of flexible shaping tool, comprising: forming die and forming punch, and the forming die includes die body and extrusion forming part;
[0010] The first end of the die body is used to connect to punch press, the second end of the die body has forming cavity, the end of the forming punch close to the forming die can be inserted or exited in the forming cavity, to shape stamping part;
[0011] The extrusion forming part is flexible structure, and the extrusion forming part is arranged in the forming cavity of the die body.
[0012] Preferably, the side wall of the forming cavity along its own width direction is a closed structure, so as to generate uniform extrusion force to the center of the forming cavity after being extruded.
[0013] Preferably, the extrusion forming part is assembled in the forming cavity in an interference fit.
[0014] Preferably, the extrusion forming part is a polyurethane rubber structure.
[0015] Preferably, the forming punch includes a first connecting piece and a punch body, a first end of the first connecting piece is used for being connected to the punch, the punch body is detachably connected to a second end of the first connecting piece, and an end of the punch body away from the first connecting piece is inserted into or withdrawn from the forming cavity, so as to shape the stamping part.
[0016] Preferably, the concave die body includes a second connecting piece and a container frame, a first end of the second connecting piece is used for being connected to the punch, the container frame is sealingly fixed to a second end of the second connecting piece, and the container frame and the second connecting piece surround to form the forming cavity.
[0017] Preferably, the material returning part is further provided, the material returning part is sleeved outside the forming punch and is slidable along the length direction of the forming punch, so as to push the stamping part to separate from the forming punch.
[0018] Preferably, the punch body is mounted on the first connecting piece through a screw, and the container frame is mounted on the second connecting piece through a screw.
[0019] Preferably, the end face of the second end of the first connecting piece and the end face of the second end of the second connecting piece are both flat surfaces.
[0020] The stamping and shaping device comprises a punch, and further comprises the flexible shaping tool.
[0021] The flexible shaping tool has the forming punch which is shaped and designed, and the size of the forming punch is the same as that of the stamping part, so that the stamping part can be shaped by cooperating with the forming concave die.
[0022] In use, the upper end of the concave mold body in the forming concave mold is connected to the upper surface of the punch, and the lower end of the forming convex mold is connected to the upper surface of the punch, so that the forming convex mold is opposite to the bottom end opening of the forming cavity, and then the punch driving assembly is started to drive the mold closing of the forming concave mold and the forming convex mold, that is, the upper end of the forming convex mold is inserted into the forming cavity to extrude the stamping part by the extrusion forming part to make it adhere to the upper surface of the forming convex mold, so as to realize the shaping of the stamping part.
[0023] The beneficial effect is that the shaping of the stamping part can be realized by the flexible shaping tool, and in the flexible shaping tool, the same cavity as the outer surface of the stamping part does not need to be formed by machining, but the shaping is realized by extruding the stamping part by the flexible extrusion forming part, so that the mold closing precision between the forming convex mold and the forming concave mold does not need to be ensured when the flexible shaping tool is used, the processing difficulty of the flexible shaping tool is lower, and the qualified rate of the stamping part after shaping is higher. BRIEF DESCRIPTION OF DRAWINGS
[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of the provided drawings.
[0025] Figure 1 The structure schematic diagram of the specific embodiment provided by the present application is shown in the figure.
[0026] Figure 2 The structure schematic diagram of the shaped stamping part provided by the present application is shown in the figure.
[0027] Reference signs:
[0028] 1-forming concave mold; 11-concave mold body; 111-second connecting piece; 112-containment frame; 12-extrusion forming part; 2-forming convex mold; 21-first connecting piece; 22-convex mold body; 3-material returning piece; 4-screw; 5-stamping part. DETAILED DESCRIPTION
[0029] The technical solutions in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.
[0030] The utility model discloses a flexible shaping tool, and the flexible shaping tool can improve the shaping qualification rate of the stamping part 5.
[0031] Please refer to Figure 1 The utility model provides a flexible shaping tool, including forming female die 1 and forming male die 2, and forming female die 1 includes female die main body 11 and extrusion forming part 12, the first end of female die main body 11 is used for connecting in punch press, the second end of female die main body 11 has forming cavity, and the end of forming male die 2 close to forming female die 1 can be inserted or exited in forming cavity to shape stamping part 5, extrusion forming part 12 is flexible structure, and extrusion forming part 12 is located in the forming cavity of female die main body 11.
[0032] As Figure 1 Shaped as shown in the drawing, and the size of forming male die 2 is same with the size of stamping part 5, to be able to cooperate forming female die 1 realizes the shaping of stamping part 5, about forming female die 1, female die main body 11 is rigid structure, to be able to realize the connection with punch press, and will not be deformed when closing die with forming male die 2, the lower portion of female die main body 11 is provided with recess as forming cavity, and forming cavity can adopt circular cavity or square cavity etc., and is contained with extrusion forming part 12 in forming cavity, and extrusion forming part 12 adopts flexible structure, such as silica gel structure or plastic soft glue etc., then when forming male die 2 is inserted into forming cavity, can push extrusion forming part 12 and make it deform, to apply extrusion pressure to stamping part 5 through extrusion forming part 12.
[0033] When using, the upper end of female die main body 11 in forming female die 1 is connected on punch press, and the lower end of forming male die 2 is connected on punch press, so that the upper end of forming male die 2 is opposite to the bottom end opening of forming cavity, and then the punch press driving assembly is started to drive the closing die of forming female die 1 and forming male die 2, that is, the upper end of forming male die 2 is inserted into forming cavity to extrude stamping part 5 through extrusion forming part 12 to make it adhere to the upper surface of forming male die 2, so as to realize the shaping of stamping part 5.
[0034] In summary, the flexible shaping tool can realize the shaping of stamping part 5, and in the flexible shaping tool, it is not necessary to form a cavity with the same surface as the outer surface of stamping part 5 by machining, but the flexible extrusion forming part 12 is used to extrude stamping part 5 to realize the shaping, and the flexible shaping tool does not need to ensure the closing die precision between forming male die 2 and forming female die 1, so the processing difficulty of the flexible shaping tool is low, and the qualification rate of the shaped stamping part 5 is high.
[0035] On the basis of the above embodiment, the side wall of the forming cavity along its own width direction is a closed structure, so as to generate uniform extrusion force to the center of the forming cavity after being extruded.
[0036] As shown in Figure 1 , the forming cavity extends longitudinally, and the side wall of the forming cavity in the transverse direction is a closed structure, that is, the side wall of the forming cavity does not have a gap or a channel, etc., so that when the flexible extrusion forming part 12 is elastically deformed by the extrusion of the forming punch 2 in the longitudinal direction, it can only generate sufficient shaping pressure to the center of the forming cavity, which is beneficial to ensure that the extrusion forming part 12, the stamping part 5 and the forming punch 2 are tightly fitted without gaps, thereby improving the shaping effect of the stamping part 5.
[0037] On the basis of the above embodiment, the extrusion forming part 12 is assembled in the forming cavity, that is, the size of the extrusion forming part 12 in the transverse direction is larger than the size of the forming cavity, so that it can be pressed into the forming cavity to be assembled with the forming recess 1. Compared with the related art of gap fitting between the recess body 11 and the extrusion forming part 12, such arrangement is beneficial to avoid the extrusion forming part 12 from separating from the recess body 11 in the flexible shaping tool, thereby prolonging the service life of the flexible shaping tool.
[0038] On the basis of the above embodiment, the extrusion forming part 12 is a polyurethane rubber structure to improve the wear resistance of the forming punch 2 and the shaping pressure applied to the stamping part 5, and the polyurethane rubber structure with high elasticity is used as the extrusion forming part 12, which is beneficial to prolong the service life of the flexible shaping tool.
[0039] On the basis of the above embodiment, the forming punch 2 comprises a first connecting piece 21 and a punch body 22, the first end of the first connecting piece 21 is used for connecting to the punch, and the punch body 22 is detachably connected to the second end of the first connecting piece 21, and the end of the punch body 22 away from the first connecting piece 21 can be inserted into or withdrawn from the forming cavity to shape the stamping part 5.
[0040] As shown in Figure 1 , the first connecting piece 21 can adopt a ladder body or a flat plate, etc., and the punch body 22 is placed and fixedly connected above the first connecting piece 21, and the punch body 22 is detachably connected to the first connecting piece 21 through a threaded structure or a clamping terminal, etc., so that the punch body 22 can be replaced to meet the needs of shaping stamping parts 5 with different shapes and / or sizes. In use, the lower end of the first connecting piece 21 is connected to the clamping plate of the punch through the punch, so that it can be synchronously moved by the slide block of the punch, thereby realizing the die closing with the forming recess 1.
[0041] On the basis of the above embodiment, the recess body 11 comprises a second connecting piece 111 and a containing frame 112, the first end of the second connecting piece 111 is used for connecting to the punch, and the containing frame 112 is sealingly fixed to the second end of the second connecting piece 111, and the containing frame 112 and the second connecting piece 111 form the forming cavity.
[0042] AsFigure 1 As shown, the second connecting piece 111 can adopt a U-shaped seat body or a flat plate, etc., and a tubular containing frame 112 is connected below the second connecting piece 111, and the upper end of the containing frame 112 abuts and fits on the lower surface of the second connecting piece 111, so that a forming cavity can be enclosed by the containing frame 112 and the second connecting piece 111. In use, the upper end of the second connecting piece 111 is connected by the clamping plate of the punch press to be able to move synchronously by the slide block of the punch press, and then the die assembly with the forming punch 2 is realized.
[0043] On the basis of the above-mentioned embodiments, a material returning piece 3 is further included, which is sleeved on the outside of the forming punch 2 and can slide along the length direction of the forming punch 2 to push the stamping piece 5 to separate from the forming punch 2.
[0044] As shown in the drawings, Figure 1 The material returning piece 3 adopts a ring structure and is sleeved on the outside of the bottom end of the forming punch 2, and the material returning piece 3 can slide along the lower side die section of the forming punch 2. In use, the material returning piece 3 is connected to the material returning device of the punch press by a screw 4 or the like structure. After the shaping is completed and the forming punch 2 is separated from the forming die 1, the material returning piece is driven upward by the punch press to push the stamping piece 5 tightly sleeved on the top end of the forming punch 2 upward, so that the stamping piece 5 can be pushed down from the top of the forming punch 2 to complete the material returning operation, and it is convenient for the subsequent stamping piece 5 to be shaped to be sleeved on the top end of the forming punch 2.
[0045] As shown in the drawings, Figure 1 On the basis of the above-mentioned embodiments, the punch body 22 is installed on the first connecting piece 21 by a screw 4, and the containing frame 112 is installed on the second connecting piece 111 by a screw 4, so as to facilitate the disassembly and assembly of the flexible shaping tool, and the structure of the flexible shaping tool is simple and the production cost is low.
[0046] On the basis of the above-mentioned embodiments, the end surface of the second end of the first connecting piece 21 and the end surface of the second end of the second connecting piece 111 are both flat surfaces.
[0047] As shown in the drawings, Figure 1 The upper surface of the first connecting piece 21 and the lower surface of the second connecting piece 111 are both horizontal surfaces, and preferably, the first connecting piece 21 and the second connecting piece 111 are both flat plate structures, so as to facilitate the setting of the punch body 22 and the containing frame 112 with different sizes.
[0048] In some specific embodiments, as shown in the drawings, Figure 1 The top end of the punch body 22 is a hemispherical structure, the middle die section is a circular truncated cone structure, and the bottom end is a circular column structure. In use, the hemispherical structure of the punch body 22, the part of the middle die section connected to the hemispherical structure, or the complete structure of the middle die section is inserted into the forming cavity to shape Figure 2 the stamping piece 5.
[0049] Further, the first connecting piece 21 is provided with a plurality of convex die bodies 22, and the second connecting piece 111 is provided with a plurality of accommodating frames 112 in a matching manner. The number of the extrusion forming portions 12 is equal to the number of the accommodating frames 112. The plurality of extrusion forming portions 12 are embedded in the interiors of the corresponding accommodating frames 112 in an interference fit. The plurality of convex die bodies 22 are arranged in a matrix on the first connecting piece 21. The plurality of accommodating frames 112 are arranged in a matrix on the second connecting piece 22. The end portions of the plurality of convex die bodies 22 away from the first connecting piece 21 can be inserted into or withdrawn from the forming cavities of the corresponding accommodating frames 112. Thus, the efficiency of the shaping of the stamping parts is effectively improved.
[0050] In addition to the flexible shaping tool described above, the utility model also provides a stamping shaping equipment comprising the flexible shaping tool disclosed in the above embodiment. The forming convex die 2 and the forming concave die 1 are connected to the punch. The structures of other parts of the stamping shaping equipment refer to the prior art, and will not be described herein.
[0051] Further, the utility model also comprises a conveying assembly, a plurality of mechanical arms, a monitoring system, a controller and a detection assembly. The conveying assembly is used for conveying the stamping parts 5. The plurality of mechanical arms are arranged at corresponding stations of the conveying assembly to take and transport the stamping parts 5. The monitoring system is used for monitoring the stamping parts 5 conveyed by the conveying assembly to detect the stamping parts 5. The detection assembly is used for detecting whether the stamping parts 5 are qualified. The conveying assembly, the mechanical arms, the monitoring system and the detection assembly are all signal-connected to the controller.
[0052] In use, the stamping parts 5 can be taken from the conveying assembly by the mechanical arms of the shaping station and placed on the forming convex die 2. Then, the flexible tool is controlled to shape the stamping parts 5. After the stamping parts 5 are pushed upward by the material returning part 3 to separate from the forming convex die 2, the stamping parts 5 are taken down and placed back to the conveying assembly. Then, the stamping parts 5 are conveyed to the next station by the conveying assembly. The monitoring assembly is used to monitor the results of conveying the stamping parts 5 by the conveying assembly in real time, such as the number, shape and position of the stamping parts 5. Then, the mechanical arms of the detection station are controlled according to the monitoring results to take the stamping parts 5 from the conveying assembly and place the stamping parts 5 on the detection assembly. Then, the detection assembly is used to complete the finished product detection of the stamping parts 5 to determine whether the stamping parts 5 are qualified.
[0053] It should be noted that the relationship terms such as "first" and "second" described above are only used to distinguish one entity from another entity, and do not necessarily require or imply any actual relationship or order between the entities; the "upper surface, lower surface, top, bottom" described above and the orientation words "up, down, left, right" are all defined based on the drawings.
[0054] The various embodiments are described in the specification by way of progression, each building on the last to facilitate ease of understanding. The same or similar reference numerals are used in the drawings and description to refer to the same or like parts, components and operations throughout.
[0055] The stamping shaping equipment and the flexible shaping tool are described in detail above. The principle and implementation mode of the present application are described by applying specific examples in this paper. The above description of the embodiments is only used to help understand the method and core idea of the present application. It should be pointed out that, for ordinary skilled persons in the technical field, some improvements and modifications can be made to the present application without departing from the principle of the present application, and these improvements and modifications also fall within the protection scope of the present application.
Claims
1. A flexible orthopaedic tool, characterized in that, The utility model relates to a flexible reshaping tooling, comprising: a forming female die (1) and a forming male die (2), and the forming female die (1) comprises a female die body (11) and an extrusion forming part (12); a first end of the female die body (11) is used to be connected to a punch, a second end of the female die body (11) has a forming cavity, and the forming male die (2) is inserted or withdrawn in the forming cavity close to the end of the forming female die (1) to reshape a stamping part (5); the extrusion forming part (12) is a flexible structure, and the extrusion forming part (12) is arranged in the forming cavity of the female die body (11).
2. The flexible shaping tool of claim 1, wherein, The side wall of the forming cavity along its own width direction is a closed structure to generate uniform extrusion force to the center of the forming cavity after being extruded.
3. The flexible shaping tool of claim 2, wherein, The extrusion forming part (12) is assembled in the forming cavity in interference.
4. The flexible shaping tool of claim 3, wherein, The extrusion forming part (12) is a polyurethane rubber structure.
5. The flexible shaping tool of claim 3, wherein, The forming male die (2) comprises a first connecting piece (21) and a male die body (22), a first end of the first connecting piece (21) is used to be connected to the punch, the male die body (22) is detachably connected to a second end of the first connecting piece (21), and an end of the male die body (22) away from the first connecting piece (21) can be inserted or withdrawn in the forming cavity to reshape the stamping part (5).
6. The flexible shaping tool of claim 5, wherein, The female die body (11) comprises a second connecting piece (111) and a containing frame (112), a first end of the second connecting piece (111) is used to be connected to the punch, the containing frame (112) is sealingly fixed to a second end of the second connecting piece (111), and the containing frame (112) and the second connecting piece (111) surround to form the forming cavity.
7. The flexible shaping tool of claim 6, wherein, Further comprising a material returning piece (3), the material returning piece (3) is sleeved on the outside of the forming male die (2) and can slide along the length direction of the forming male die (2) to push the stamping part (5) to separate from the forming male die (2).
8. The flexible shaping tool of claim 7, wherein, The male die body (22) is installed on the first connecting piece (21) through a screw (4), and the containing frame (112) is installed on the second connecting piece (111) through a screw (4).
9. The flexible orthopaedic tool of claim 6 wherein, The end face of the second end of the first connecting piece (21) and the end face of the second end of the second connecting piece (111) are both flat surfaces.
10. A press shaping apparatus comprising a press, characterized by Further comprising the flexible reshaping tooling in any one of the preceding claims 1-9, and the forming male die (2) and the forming female die (1) are both connected to the punch.