Sheet metal part edge pressing die
By introducing a positioning mechanism of limiting rings and limiting posts into the sheet metal pressing die, and combining the material properties of aluminum alloy and high-strength alloy steel, the problem of positioning offset in sheet metal processing is solved, achieving precise processing and high-quality appearance.
Patent Information
- Application Number
- CN202520035071.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-07
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2035-01-07
AI Technical Summary
Existing blanking dies lack an effective positioning mechanism during sheet metal processing, which makes the sheet metal parts prone to shifting during extrusion, affecting processing accuracy and quality.
A sheet metal pressing die was designed, which includes a limiting ring and a limiting mechanism. The limiting ring and limiting post are used to position the sheet metal part. Combining the thermal conductivity of aluminum alloy and the wear resistance of high-strength alloy steel, the die achieves precise positioning and heating functions.
It improves the processing accuracy of sheet metal parts, reduces positioning offset and movement, enhances processing quality and appearance, and adapts to the processing needs of different types of sheet metal parts.
Smart Images
Figure CN223655812U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The application relates to the field of sheet metal part machining, and in particular to a sheet metal part edge pressing die. BACKGROUND
[0002] With the development of the automobile industry, lightweight of the vehicle body has become an important trend, which leads to more and more sheet metal parts made of aluminum or other lightweight materials. In the traditional manufacturing process, in order to ensure the shape stability and aesthetics of the sheet metal part after stamping, the sheet metal part usually needs to be processed through multiple processes, including but not limited to bending, cutting, welding and the like.
[0003] During the sheet metal part machining, the worker places the sheet metal part on the lower die, and moves the upper die by means of the hydraulic machine, so that the upper die is attached to the lower die, the sheet metal part on the lower die is extruded, the sheet metal part is bent, and the edge of the sheet metal part is processed, thereby facilitating the production of the sheet metal part.
[0004] In the prior art, when the edge pressing die processes the sheet metal part, the moving upper die drives the extrusion module to contact and extrude the edge of the sheet metal part. However, when the sheet metal part is placed manually, there is no other restriction, the positioning of the lower die on the sheet metal part is easy to deviate, and during the extrusion machining, the sheet metal part is easy to move, thereby affecting the machining precision of the sheet metal part and affecting the machining quality and appearance. CONTENT OF THE INVENTION
[0005] The application aims to solve the problem that in the prior art, when the edge pressing die processes the sheet metal part, the moving upper die drives the extrusion module to contact and extrude the edge of the sheet metal part, but when the sheet metal part is placed manually, there is no other restriction, the positioning of the lower die on the sheet metal part is easy to deviate, and during the extrusion machining, the sheet metal part is easy to move, thereby affecting the machining precision of the sheet metal part and affecting the machining quality and appearance. The application provides a sheet metal part edge pressing die.
[0006] In order to achieve the above-mentioned purpose, the application specifically adopts the following technical scheme:
[0007] The sheet metal part edge pressing die comprises a cabinet body, a support frame is fixed on one side of the cabinet body, a hydraulic telescopic rod is fixed on the support frame, an upper die is fixed at the lower end of the hydraulic telescopic rod, an extrusion block is fixed on the lower end of the upper die through bolts, a heating plate is fixed on the cabinet body, a lower die is arranged on the heating plate, a control panel is fixed on one side of the cabinet body, the upper die corresponds to the lower die, a limiting ring is fixed on the lower die, and a limiting mechanism is arranged between the limiting ring and the heating plate.
[0008] By adopting the technical scheme, the sheet metal part is positioned and limited by the limiting mechanism, the machining precision of the sheet metal part is increased, the positioning deviation of the sheet metal part is reduced, the movement of the sheet metal part during extrusion is reduced, the machining of the sheet metal part is facilitated, and the influence on the machining quality and appearance is reduced.
[0009] Further, the limiting mechanism comprises a plurality of limiting columns fixed on the lower die, a conical block is fixed on the upper end of the limiting column, the limiting column and the conical block are located in the limiting ring, the limiting ring corresponds to the extrusion block, and a limiting assembly is arranged between the limiting column and the limiting ring.
[0010] By adopting the technical scheme, the sheet metal part is placed in the limiting ring, the conical block penetrates the hole on the sheet metal part, the sheet metal part is limited, the plurality of limiting columns are used for positioning and limiting the sheet metal part, and the machining precision is improved.
[0011] Further, the limiting assembly comprises a plurality of positioning columns fixed on the lower die, a positioning hole is formed in the lower die, the positioning hole and the positioning column are located in the limiting ring, two symmetrical sliding columns are fixed on the cabinet, and the sliding column slides through the upper die.
[0012] By adopting the technical scheme, the sheet metal part enters the positioning hole, the positioning and limitation of the sheet metal part are strengthened, and the movement of the sheet metal part is reduced by the plurality of positioning columns.
[0013] Further, the lower die and the heating plate are slidably arranged, the lower die is provided with a fixed plate on both sides, a support column is threadedly connected to the lower end of each fixed plate, and the lower end of the support column is in contact with the cabinet.
[0014] By adopting the technical scheme, the fixed plate abuts against the lower die, and the support column abuts against the cabinet, so that the machining of sheet metal parts of different models is facilitated.
[0015] Further, a screw rod is arranged on the fixed plate, the screw rod is fixedly connected to the cabinet through the fixed plate, a rotating block is threadedly connected to the upper end of the screw rod, the rotating block is in contact with the fixed plate, and the screw rod and the fixed plate are slidably arranged.
[0016] By adopting the technical scheme, the rotating block is twisted to move and abut against the fixed plate, so that the machining of sheet metal parts of different models is facilitated.
[0017] Further, a heating column is fixed in the heating plate and is arrayed.
[0018] By adopting the technical scheme, the heating column is heated, the risk of cracks caused by cold pressing is reduced, and heat is provided.
[0019] Further, the heating column is provided with a heat conduction plate fixedly connected with the heating plate, a plurality of heat conduction blocks are fixed on the heat conduction plate and arrayed, and the heat conduction blocks protrude from the heating plate and contact the lower die.
[0020] By adopting the above technical scheme, heat is introduced into the heat conduction blocks through the heat conduction plate, and the heat enters the lower die through the heat conduction blocks to heat the sheet metal part in the limiting ring.
[0021] Further, the limiting ring, the lower die, the heat conduction plate and the heat conduction blocks are all made of aluminum alloy, the sliding column is made of high-strength alloy, and the heat conduction is facilitated, the sheet metal part is heated, the wear resistance and fatigue resistance are increased, and the sheet metal part is processed.
[0022] By adopting the above technical scheme, the limiting ring, the lower die, the heat conduction plate and the heat conduction blocks are all made of aluminum alloy, the heat conduction is facilitated, the sheet metal part is heated, the sliding column is made of high-strength alloy steel, the wear resistance and fatigue resistance are increased, and the sheet metal part is processed.
[0023] In summary, the present application has at least one of the following beneficial effects:
[0024] 1. When the sheet metal part is processed, the worker holds the sheet metal part and puts it into the limiting ring, the conical block penetrates the hole on the sheet metal part, the sheet metal part is conveniently limited, the plurality of limiting columns are used to position and limit the sheet metal part, the processing precision is improved, the positioning and limitation of the sheet metal part are facilitated, the movement of the sheet metal part is reduced, the sheet metal part enters the positioning hole, the positioning and limitation of the sheet metal part are strengthened, the plurality of positioning columns are used to reduce the movement of the sheet metal part, the processing is facilitated, the positioning and limitation of the sheet metal part are realized by the limiting mechanism, the processing precision of the sheet metal part is increased, the positioning deviation of the sheet metal part is reduced, the movement of the sheet metal part during extrusion is reduced, the processing of the sheet metal part is facilitated, and the influence on the processing quality and appearance is reduced.
[0025] 2. When the sheet metal part is processed, when the limiting ring needs to be replaced, the rotating block is twisted to remove the resistance to the fixed plate, the limitation of the lower die is removed, the lower die is taken out, the limiting ring of the appropriate die model is replaced, the one end of the fixed plate is in contact with the new lower die, the supporting column is twisted to adjust the position of the fixed plate on the screw rod, the rotating block is twisted to move the rotating block to resist the fixed plate, the fixed plate resists the lower die, and the supporting column resists the cabinet, so that the processing of different models of sheet metal parts is facilitated. BRIEF DESCRIPTION OF DRAWINGS
[0026] Figure 1 is the first structure schematic diagram of the edge pad die in the present application.
[0027] Figure 2 is the second structure schematic diagram of the edge pad die in the present application.
[0028] Figure 3 is the third structure schematic diagram of the edge pad die in the present application.
[0029] Figure 4 Fig. 4 is a schematic view of the internal structure of the edge pressing die in the present application.
[0030] Explanation of reference numerals:
[0031] 1, cabinet; 2, support frame; 3, control panel; 4, hydraulic telescopic rod; 5, upper die; 6, extrusion block; 7, heating plate; 8, lower die; 9, limiting ring; 10, limiting column; 11, positioning hole; 12, conical block; 13, positioning column; 14, support column; 15, fixed plate; 16, rotating block; 17, heating column; 18, heat-conducting plate; 19, heat-conducting block; 20, screw; 21, sliding column. DETAILED DESCRIPTION
[0032] The present application will be further described in detail below with reference to the accompanying drawings. Figure 1
[0033] The embodiment of the present application discloses an edge pressing die for sheet metal parts.
[0034] With reference to Figure 1 and Figure 2 , an edge pressing die for sheet metal parts, comprising a cabinet 1, one side of the cabinet 1 is fixed with a support frame 2, the support frame 2 is fixed with a hydraulic telescopic rod 4, the lower end of the hydraulic telescopic rod 4 is fixed with an upper die 5, the lower end of the upper die 5 is fixed with an extrusion block 6 through bolts, a heating plate 7 is fixed on the cabinet 1, a lower die 8 is arranged on the heating plate 7, one side of the cabinet 1 is fixed with a control panel 3, the upper die 5 corresponds to the lower die 8, a limiting ring 9 is fixed on the lower die 8, and a limiting mechanism is arranged between the limiting ring 9 and the heating plate 7.
[0035] When the sheet metal part is processed, the staff places the sheet metal part that needs to be pressed on the lower die 8, positions and limits the sheet metal part through the limiting mechanism, increases the processing precision of the sheet metal part, reduces the positioning deviation of the sheet metal part, reduces the movement of the sheet metal part during extrusion, facilitates the processing of the sheet metal part, reduces the influence on the processing quality and appearance, places it, starts the hydraulic telescopic rod 4, the hydraulic telescopic rod 4 drives the upper die 5 to move through extension and retraction, so that the extrusion block 6 moves, the edge of the sheet metal part is extruded and processed, and then it is taken out for the next processing.
[0036] With reference to Figure 1 and Figure 4 The limiting mechanism comprises a plurality of limiting columns 10 fixed on the lower die 8, a conical block 12 fixed on the upper end of the limiting column 10, the limiting column 10 and the conical block 12 are located in the limiting ring 9, the limiting ring 9 corresponds to the extrusion block 6, and a limiting assembly is arranged between the limiting column 10 and the limiting ring 9. The limiting assembly comprises a plurality of positioning columns 13 fixed on the lower die 8, the lower die 8 is provided with a positioning hole 11, the positioning hole 11 and the positioning column 13 are located in the limiting ring 9, the cabinet body 1 is fixed with two symmetrical sliding columns 21, and the sliding column 21 slides through the upper die 5.
[0037] In the process of processing the sheet metal part, the worker holds the sheet metal part and places the sheet metal part into the limiting ring 9, the conical block 12 penetrates the hole on the sheet metal part, which is convenient for limiting the sheet metal part, so that the plurality of limiting columns 10 position and limit the sheet metal part, improve the processing precision, facilitate the positioning and limiting of the sheet metal part, reduce the movement of the sheet metal part, and at the same time, the sheet metal part enters the positioning hole 11, which strengthens the positioning and limiting of the sheet metal part, and through the plurality of positioning columns 13, the movement of the sheet metal part is reduced, which is convenient for processing. When the upper die 5 moves, the upper die 5 slides on the sliding column 21 to limit the upper die 5, which is convenient for accurate processing. The limiting mechanism positions and limits the sheet metal part, increases the processing precision of the sheet metal part, reduces the positioning deviation of the sheet metal part, reduces the movement of the sheet metal part during extrusion, facilitates the processing of the sheet metal part, and reduces the influence on the processing quality and appearance.
[0038] Referring to Figure 3 and Figure 4 , the lower die 8 is slidably arranged with the heating plate 7, the lower die 8 is provided with a fixed plate 15 on both sides, the lower end of the two fixed plates 15 is threadedly connected with a supporting column 14, and the lower end of the supporting column 14 is in contact with the cabinet body 1. The fixed plate 15 is provided with a screw rod 20, the screw rod 20 penetrates the fixed plate 15 and is fixedly connected with the cabinet body 1, the upper end of the screw rod 20 is threadedly connected with a rotating block 16, the rotating block 16 is in contact with the fixed plate 15, and the screw rod 20 is slidably arranged with the fixed plate 15. The heating plate 7 is fixedly arranged with heating columns 17 in an array. The heating column 17 is provided with a heat conducting plate 18, the heat conducting plate 18 is fixedly connected with the heating plate 7, a plurality of heat conducting blocks 19 are fixedly arranged on the heat conducting plate 18 in an array, and the heat conducting blocks 19 are in contact with the lower die 8 by extending out of the heating plate 7. The limiting ring 9, the lower die 8, the heat conducting plate 18 and the heat conducting block 19 are all made of aluminum alloy, and the sliding column 21 is made of high-strength alloy steel.
[0039] When the limiting ring 9 needs to be replaced during sheet metal part processing, the rotating block 16 is twisted to release the resistance of the fixed plate 15 to the lower mold 8, the lower mold 8 is taken out, the limiting ring 9 of the appropriate mold type is replaced, the fixed plate 15 is in contact with the new lower mold 8 at one end, the support column 14 is twisted to adjust the position of the fixed plate 15 on the screw 20, the rotating block 16 is twisted to move the rotating block 16 to resist the fixed plate 15, the fixed plate 15 resists the lower mold 8, and the support column 14 resists the cabinet body 1, which facilitates the processing of sheet metal parts of different types, and facilitates the processing of sheet metal parts. During reprocessing, the heating column 17 is started, the heating column 17 heats through the heat conducting plate 18, the heat is conducted to the heat conducting block 19, the heat is conducted to the lower mold 8 through the heat conducting block 19, the sheet metal part in the limiting ring 9 is heated, the risk of cracks caused by cold pressing is reduced, the processing quality is improved, and the limiting ring 9, the lower mold 8, the heat conducting plate 18 and the heat conducting block 19 are all aluminum alloy, which facilitates heat conduction and facilitates heating of the sheet metal part. The sliding column 21 is made of high-strength alloy steel to increase wear resistance and fatigue resistance, which facilitates the processing of sheet metal parts.
[0040] The implementation principle of the sheet metal part edge pressing mold of the embodiment is that during sheet metal part processing, the worker places the sheet metal part that needs to be pressed on the lower mold 8, places it, starts the hydraulic telescopic rod 4, and moves the upper mold 5 by telescoping the hydraulic telescopic rod 4, so that the extrusion block 6 moves to extrude the edge of the sheet metal part. After completion, it is taken out for the next processing;
[0041] During sheet metal part processing, the worker moves the sheet metal part and places it in the limiting ring 9, the conical block 12 penetrates the hole on the sheet metal part, which facilitates the limitation of the sheet metal part, so that the plurality of limiting columns 10 position and limit the sheet metal part, improve the processing precision, facilitate the positioning and limitation of the sheet metal part, and reduce the movement of the sheet metal part. At the same time, the sheet metal part enters the positioning hole 11 to strengthen the positioning and limitation of the sheet metal part, and then the plurality of positioning columns 13 reduce the movement of the sheet metal part to facilitate processing. When the upper mold 5 moves, the upper mold 5 slides on the sliding column 21 to limit the upper mold 5, which facilitates precise processing;
[0042] When the limiting ring 9 needs to be replaced, turn the rotating block 16 to remove the resistance to the fixed plate 15, remove the limitation to the lower mold 8, take out the lower mold 8, replace the limiting ring 9 of the appropriate mold type, make one end of the fixed plate 15 contact with the new lower mold 8, turn the supporting column 14 to adjust the position of the fixed plate 15 on the screw rod 20, turn the rotating block 16 to make the rotating block 16 move and resist the fixed plate 15, make the fixed plate 15 resist the lower mold 8, and the supporting column 14 resists the cabinet body 1, which is convenient for processing different types of sheet metal parts. When reprocessing, start the heating column 17, the heating column 17 heats through the heat conducting plate 18, and the heat is introduced into the heat conducting block 19. The heat enters the lower mold 8 through the heat conducting block 19, and the sheet metal part in the limiting ring 9 is heated, which reduces the risk of cracks caused by cold pressing and improves the processing quality. The limiting ring 9, the lower mold 8, the heat conducting plate 18 and the heat conducting block 19 are all aluminum alloy, which is convenient for heat conduction and heating of the sheet metal part. The sliding column 21 is high-strength alloy steel, which increases the wear resistance and fatigue resistance.
Claims
1. A sheet metal part draw die comprising a cabinet (1), characterized in that: The cabinet (1) is fixed with a support frame (2) on one side, the support frame (2) is fixed with a hydraulic telescopic rod (4), the lower end of the hydraulic telescopic rod (4) is fixed with an upper die (5), the lower end of the upper die (5) is fixed with an extrusion block (6) through bolts, the cabinet (1) is fixed with a heating plate (7), the heating plate (7) is provided with a lower die (8), the cabinet (1) is fixed with a control panel (3) on one side, the upper die (5) corresponds to the lower die (8), the lower die (8) is fixed with a limiting ring (9), the limiting ring (9) and the heating plate (7) are provided with a limiting mechanism.
2. The drawbead die for sheet metal parts according to claim 1, characterized in that: The limiting mechanism comprises a plurality of limiting columns (10) fixed on the lower die (8), the upper end of the limiting column (10) is fixed with a conical block (12), the limiting column (10) and the conical block (12) are located in the limiting ring (9), the limiting ring (9) corresponds to the extrusion block (6), the limiting column (10) and the limiting ring (9) are provided with a limiting assembly.
3. The drawbead die of claim 2, wherein: The limiting assembly comprises a plurality of positioning columns (13) fixed on the lower die (8), the lower die (8) is provided with a positioning hole (11), the positioning hole (11) and the positioning column (13) are located in the limiting ring (9), the cabinet (1) is fixed with two symmetrical sliding columns (21), the sliding column (21) slides through the upper die (5).
4. The draw die for sheet metal parts according to claim 3, characterized in that: The lower die (8) and the heating plate (7) are slidably arranged, the lower die (8) is provided with a fixed plate (15) on both sides, the lower end of the two fixed plates (15) is threadedly connected with a support column (14), and the lower end of the support column (14) is in contact with the cabinet (1).
5. The draw die for sheet metal parts according to claim 4, characterized in that: The fixed plate (15) is provided with a screw rod (20), the screw rod (20) is fixedly connected with the cabinet (1) through the fixed plate (15), the upper end of the screw rod (20) is threadedly connected with a rotating block (16), the rotating block (16) is in contact with the fixed plate (15), and the screw rod (20) and the fixed plate (15) are slidably arranged.
6. The drawbead die of claim 1, wherein: The heating plate (7) is fixed with heating columns (17) and is arrayed.
7. The drawbead die of claim 6, wherein: The heating column (17) is provided with a heat conducting plate (18), the heat conducting plate (18) is fixedly connected with the heating plate (7), a plurality of heat conducting blocks (19) are fixed on the heat conducting plate (18) and are arrayed, and the heat conducting blocks (19) protrude from the heating plate (7) and are in contact with the lower die (8).
8. The drawbead die of claim 3, wherein: The limiting ring (9), the lower die (8), the heat conducting plate (18) and the heat conducting block (19) are all made of aluminum alloy, and the sliding column (21) is made of high-strength alloy steel.