CN114798865A - Diplopore syntropy turn-ups forming die - Google Patents
Diplopore syntropy turn-ups forming die Download PDFInfo
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- CN114798865A CN114798865A CN202210332858.2A CN202210332858A CN114798865A CN 114798865 A CN114798865 A CN 114798865A CN 202210332858 A CN202210332858 A CN 202210332858A CN 114798865 A CN114798865 A CN 114798865A
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- sliding
- forming
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- die
- seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D19/00—Flanging or other edge treatment, e.g. of tubes
- B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
- B21D19/088—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws for flanging holes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention belongs to the technical field of automobile product stamping, and discloses a double-hole same-direction flanging forming die which comprises an upper die base, a lower die base, a flanging forming device, a lower die forming device and an upper pressing mechanism. The flanging forming device is provided with a first punch and a second punch, the second punch is arranged in a forming insert in the lower die forming device, the first punch is arranged on an upper die, and the blanking force of the first punch is provided by a nitrogen spring which is obliquely arranged. When the die is opened, the first punch head firstly withdraws from an inward flanging hole of a product under the guiding action of the third sliding seat and the fourth sliding seat and then obliquely ascends. The first punch is located above the flange plate and does not influence a peripheral manipulator to grab a product, so that the inside of the die only needs to provide a stroke capable of withdrawing the product for the first punch, the lower die does not need to be provided with a track with a large stroke, and the size of the die is greatly reduced.
Description
Technical Field
The invention belongs to the technical field of stamping and relates to a double-hole equidirectional flanging forming die.
Background
The metal support piece of the automobile headrest is provided with the coaxial inward flanging hole and the coaxial outward flanging hole, the concentricity requirement of the inward flanging hole and the outward flanging hole is high, and the metal support piece is not suitable for being respectively formed by flanging by two sets of dies.
The Chinese patent application with the application number of '201210340529.9' discloses a three-axis driving structure die capable of realizing bidirectional hole flanging, wherein a first punch and a second punch are arranged in the die, the first punch is used for inner hole flanging forming, the second punch is used for outer hole flanging forming, and the first punch drives the second punch to synchronously complete flanging action.
The Chinese patent application with the application number of '201510797159.5' discloses a synchronous inside and outside hole flanging processing technology for high-precision parts and a die thereof, wherein an inside hole flanging is completed on a product through an inside hole flanging punch, and meanwhile, the inside hole flanging punch moves to drive the outside hole flanging punch to outwards hole flanging the product, so that the inside and outside hole flanging are synchronously performed.
The synchronous forming modes of the inner and outer flanging holes recorded in the two patent documents are consistent, and both adopt a double-punch structure. After the flanging of the inner flanging hole is formed and before the die sinking and jacking, the inner flanging hole and the forming block of the lower die are required to complete the retreating and demoulding actions. The two molds are all recorded with mechanisms for withdrawing and demolding, and although the structures are different, the reached effects are consistent, and the withdrawing and demolding of the lower mold forming block can be completed. However, the two pairs of dies cannot realize the jacking action of the product when the die is retracted, and only the jacking pins in the dies can be used for jacking the material belts on two sides of the product.
Moreover, the edge of the automobile headrest is provided with a flange (see fig. 1), the flange A is wide, a punch used for forming the inner flanging hole B can be moved away from the upper part of the flange only by a large backward moving stroke, and a long backward moving guide device needs to be designed in a die, so that the size of the die is increased, and the normal work of a blanking mechanical arm arranged beside the die is seriously influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows:
1. how to prevent the product from being pulled and deformed by the material belt in the floating process;
2. how to reduce the retreating stroke of the punch and the size of the die.
In order to solve the two technical problems, the technical scheme adopted by the invention is as follows:
a double-hole same-direction flanging forming die comprises an upper die base, a lower die base, a flanging forming device, a lower die forming device and an upper pressing mechanism;
the lower die forming device comprises a first forming insert, a second forming insert, a first sliding seat, a second sliding seat, a slotting tool and a jacking mechanism, wherein the tops of the first forming insert and the second forming insert are provided with profiling positioning parts together, and a first flanging forming hole is formed in the first forming insert; the first sliding seat and the second sliding seat are installed in the lower die seat, and the slotting tool is fixed in the lower die seat and is positioned between the first sliding seat and the second sliding seat; the connecting block fixedly arranged at the bottom of the first forming insert is inserted into the sliding groove at the top of the first sliding seat, the connecting block fixedly arranged at the bottom of the second forming insert is inserted into the sliding groove at the top of the second sliding seat, and one end part of a first spring transversely arranged in the sliding groove is connected with the connecting block; a jack is arranged between the first molding insert and the second molding insert, an insertion end with a small diameter is arranged at the top of the slotting tool, a guide sharp corner is arranged in the jack, the guide sharp corner is connected with the outer wall of the insertion end in a die closing state, and the first molding insert and the second molding insert slide and retreat outwards; the jacking mechanisms are fixed in the lower die base, and are provided with two groups which are respectively used for driving the first sliding base and the second sliding base to lift;
the flanging forming device comprises a first punch, a second punch, a driving mechanism and a side pressing mechanism, wherein the driving mechanism is arranged on the first punch; the driving mechanism is arranged corresponding to the first forming insert and comprises a third sliding seat, a fourth sliding seat, a first sliding block, a first nitrogen spring and a first side pressing block, the third sliding seat is fixed at the bottom of the upper die base, a sliding rail inclined by 45 degrees is arranged at the bottom of the third sliding seat, the first sliding block is connected onto the sliding rail in a sliding manner, the first nitrogen spring is arranged in parallel with the sliding rail, the base is fixed in the first sliding block, and the telescopic rod is fixedly connected with the upper die base; the fourth sliding seat is fixed at the top of the lower die seat, and the bottom of the first sliding block is in sliding connection with the top of the fourth sliding seat and then moves along the fourth sliding seat; the first punch is fixed on one side of the first sliding block, which corresponds to the first forming insert, the first side pressing block is positioned between the first sliding block and the first forming insert, the forming end of the first punch is inserted into the first side pressing block, and the first sliding block is connected with the first side pressing block through a second spring; a mounting hole is formed in the second forming insert, one end of the second punch is located in the first flanging forming hole, the forming end is located in the mounting hole, a third spring is sleeved on the second punch, one end of the third spring is connected with the second forming insert, and the other end of the third spring is connected with a step on the straight body of the second punch; the side pressing mechanism is arranged corresponding to the second forming insert and comprises a second side pressing block, an inclined wedge, a second sliding block and a fifth sliding seat, the fifth sliding seat is fixed on the lower die seat, the second sliding block is connected in the fourth sliding block in a sliding mode, the inclined wedge is fixed at the bottom of the upper die seat, and in a die closing state, the inclined plane of the inclined wedge is attached to the inclined plane of the second sliding block and pushes the second sliding block to the second forming insert; a second nitrogen spring is transversely arranged in the lower die holder and drives the second sliding block to reset; the second side pressing block is fixed on the side face of the second sliding block, a second forming flanging hole is formed in the second side pressing block, a limiting ejector rod is arranged in the second forming flanging hole, and an elastic piece fixed in the second sliding block is connected with the limiting ejector rod;
the upper pressing mechanism is located above the die forming device and comprises an upper pressing block and a third nitrogen spring, the third nitrogen spring is fixed in the upper die base, and the upper pressing block is fixed on a telescopic rod at the bottom of the third nitrogen spring.
Compared with the prior art, the invention has the beneficial effects that:
1. the first punch for forming the inner flanging hole is arranged on the upper die, the first punch firstly moves backwards and then moves upwards under the guiding action of the inclined slide rail and the fourth slide rail in the die opening process, after the die is opened, the first punch moves upwards along with the upper die, and the first punch is positioned above the flange plate and cannot influence an external manipulator to grab a product, so that the inside of the die only needs to provide a stroke for the first punch to withdraw the product, and the size of the die is greatly reduced;
2. because the nitrogen spring that drives first drift backset sets up at last mould, the lower mould possess great installation space, consequently can set up the climbing mechanism that goes into son jacking with first shaping and second shaping in the lower mould for with outside liftout round pin together with product jack-up under the die sinking state, so alright prevent the product by tensile deformation effectively.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is a cross-sectional view of a prior art automotive headrest;
FIG. 2 is a schematic view showing a mold opened state;
fig. 3 is a schematic view of the mold in a closed state.
Detailed Description
It should be noted that all the directional indications (such as up, down, left, right, front, back, upper end, lower end, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indication is changed accordingly.
In the present invention, unless expressly stated or limited otherwise, the term "coupled" is to be interpreted broadly, e.g., "coupled" may be fixedly coupled, detachably coupled, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature; in addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Examples
The mold shown in fig. 2 and 3 is used to form the product of fig. 1, fig. 2 is a schematic view of an open state, and fig. 3 is a schematic view of a closed state.
As shown in fig. 2 and 3, the mold includes an upper mold base 1, a lower mold base 2, a flanging molding device, a lower mold molding device, and an upper pressing mechanism.
The lower die forming device comprises a first forming insert 3, a second forming insert 4, a first sliding seat 5, a second sliding seat 6, a slotting tool 7 and a jacking mechanism 8. The top of the first forming insert 3 and the top of the second forming insert 4 are provided with profiling positioning parts together, the first sliding seat and the second sliding seat are installed in the lower die seat, a connecting block fixedly arranged at the bottom of the first forming insert into a sliding groove at the top of the first sliding seat 5, a connecting block fixedly arranged at the bottom of the second forming insert into a sliding groove at the top of the second sliding seat 6, and one end part of a first transverse spring 9 in the sliding groove is connected with the connecting block. The first spring is in a pre-pressing state, and pushes the forming insert to the middle before the first spring is not subjected to external pressure, namely the first forming insert and the second forming insert are close to each other. The slotting tool 7 is fixed in the lower die holder and located between the first sliding seat and the second sliding seat, a jack is arranged between the first forming insert and the second forming insert, a small-diameter insertion end is arranged at the top of the slotting tool 7, a guide sharp corner is arranged in the jack, the guide sharp corner is connected with the outer wall of the insertion end in a die closing state, the first spring is compressed, the first forming insert 3 and the second forming insert 4 slide back to the outer side, and the formed profiling positioning portion is opened to support a product.
The two sets of jacking mechanisms 8 are arranged in total, are fixed in the lower die holder and are respectively used for driving the first sliding seat and the second sliding seat to lift. In the mold opening state, the force applied to the first spring 9 disappears, the profiling positioning part shrinks inwards to release the product, and the jacking mechanism 8 and the jacking pin in the mold together jack the corresponding molded insert and the product upwards. The jacking mechanism is preferably a nitrogen spring, and a mould spring can be selected as long as the requirements of the mould can be met.
The flanging forming device comprises a first punch 10, a second punch 11, a driving mechanism and a side pressing mechanism, wherein the driving mechanism is arranged corresponding to a first forming insert and comprises a third slide seat 12, a fourth slide seat 13, a first slide block 14, a first nitrogen spring 15 and a first side pressing block 16, the third slide seat is fixed at the bottom of the upper die base, a slide rail inclined by 45 degrees is arranged at the bottom of the third slide seat, the first slide block is connected onto the slide rail in a sliding mode, the first nitrogen spring is arranged in parallel with the slide rail, the base is fixed in the first slide block, and the telescopic rod is fixedly connected with the upper die base 1. Preferably, the bottom of the upper die holder is provided with a connecting seat 17, one side of the connecting seat corresponding to the first nitrogen spring is provided with an inclined surface, and the telescopic rod of the first nitrogen spring 15 is fixedly connected with the inclined surface. The fourth sliding seat is fixed at the top of the lower die holder 2, and the bottom of the first sliding block 14 is connected with the top of the fourth sliding seat in a sliding manner and then moves along the fourth sliding seat 13; the first punch is fixed on one side of the first sliding block corresponding to the first forming insert 3, the first side pressing block is positioned between the first sliding block 14 and the first forming insert, the forming end of the first punch is inserted into the first side pressing block 16, and the first sliding block is connected with the first side pressing block through a second spring 18; the first forming insert is provided with a first flanging forming hole; the first punch and the first flanging forming hole are used for forming the inner flanging hole B together. A mounting hole is formed in the second forming insert, one end of a second punch 11 is positioned in the first flanging forming hole, the forming end is positioned in the mounting hole, a spring III 20 is sleeved on the second punch 11, one end of the spring III 20 is connected with the second forming insert 4, and the other end of the spring III is connected with a step on the straight body of the second punch; the lateral pressing mechanism is arranged corresponding to the second forming insert and comprises a second lateral pressing block 21, an inclined wedge 22, a second sliding block 23 and a fifth sliding seat 24, the fifth sliding seat is fixed on the lower die seat, the second sliding block is connected in a sliding manner in the fourth sliding block, the inclined wedge is fixed at the bottom of the upper die seat 1, and in a die closing state, the inclined surface of the inclined wedge is attached to the inclined surface of the second sliding block and pushes the second sliding block to the second forming insert; a second nitrogen spring 25 is transversely arranged in the lower die holder 2 and drives the second sliding block to reset; the second side pressing block 21 is fixed on the side surface of the second sliding block, a second forming flanging hole is arranged in the second side pressing block 21, a limiting ejector rod 26 is arranged in the second forming flanging hole, and an elastic part 27 fixed in the second sliding block is connected with the limiting ejector rod 26. The second punch 11 is used together with the second burring forming hole to form the burring hole. The elastic member is used for resetting the ram and supporting the limit ram 26, and the elastic force of the elastic member is equivalent to that of the first punch, and a nitrogen spring is preferably used here.
The upper pressing mechanism is positioned above the die forming device and comprises an upper pressing block 28 and a third nitrogen spring 29, the third nitrogen spring is fixed in the upper die holder 1, and the upper pressing block 28 is fixed on a telescopic rod at the bottom of the third nitrogen spring 29.
The mould can be a station in a continuous mould or a single set of engineering mould. The working principle is as follows:
in the mold opening state, an external mechanical arm grabs a product to the profiling positioning part, and positioning holes in the product or the material belt are matched with positioning pins in the mold to complete positioning of the product in the mold.
In the first stage of closing the mold, the upper mold moves downwards, the upper pressing block 28 in the upper pressing structure firstly contacts the product and carries the product and the forming insert to descend, and under the action of the slotting tool 7, the first forming insert 3 and the second forming insert 4 are opened outwards to support the product.
And in the second stage of closing the mold, the upper mold continues to descend, the inclined wedge 22 in the lateral pressing mechanism is in inclined surface contact with the second slide block 23 and pushes the second slide block 23 and the second lateral pressing block 21 to move towards the product, meanwhile, the first slide block 14 is connected with the fourth slide base 13, and the first slide block 14 drives the first lateral pressing block 16 to move towards the product. The first side pressing block 16 and the second side pressing block 21 press both sides of the product at the same time. At this stage, the upper and lower molds have been completely closed.
And in the third stage of closing the die, the first nitrogen spring 15 works, the telescopic rod retracts immediately, the first sliding block 14 continues to push towards the product under the combined guide action of the third sliding seat and the first sliding seat, the first side pressing block is blocked by the first forming insert, the second spring is compressed, the first punch continues to push to be in contact with the material, and the first punch and the first flanging forming hole complete the forming of the inner flanging hole together. The first punch is inserted into the first flanging forming block to push the second punch, and the second punch and the second flanging forming hole complete forming of the inner flanging hole together.
In opening the mold, first side press 16, second side press 21 and upper press 28 are pressed tightly against the product before first punch 10 is withdrawn from the inside of the inside out-turned hole and before second punch 11 is withdrawn from the inside out-turned hole. And as the upper die moves upwards, the first side pressing block, the second side pressing block and the upper pressing block are separated from the product, and as the pressure applied to the first forming insert 3 and the second forming insert 4 disappears, the first spring 9 resets and drives the forming inserts to contract inwards, so that the inward flanging hole is separated from the first flanging forming hole. And the ejector pin in the lower die and the jacking mechanism jack up the product and the material belt together, and the external manipulator takes away the product.
In conclusion, the first punch of the formed inner flanging hole is arranged on the upper die, the first punch inclines under the guiding action of the inclined slide rail and the fourth slide rail in the die opening process and then moves back upwards, after the die is opened, the first punch moves upwards along with the upper die, the first punch is located above the flange plate and does not influence a peripheral manipulator to grab a product, therefore, the inside of the die only needs to provide a stroke capable of withdrawing the product for the first punch, the lower die does not need to be provided with a large-stroke track, and the size of the die is greatly reduced.
Preferably, the top of fourth slide is provided with the bellied V type slide rail in middle part, first slider bottom is provided with the V type spout of adaptation with it, adopt V-arrangement structural connection between first slider and the fourth slide, can be in order to satisfy the direction needs, can also reduce the height of fourth slide both sides, provide great stepping on in the displacement direction of making a round trip of manipulator, need not to move the stroke again and go to change into the punching machine of great tonnage for the width that satisfies manipulator arm, the manufacturing cost of product has been reduced.
Simultaneously, because the nitrogen spring that drives first drift backset sets up at last mould, the lower mould possess great installation space, consequently can set up the climbing mechanism with first shaping income son and the jacking of second shaping income son in the lower mould for with outside liftout round pin together with the product jack-up under the die sinking state, so alright prevent effectively that the product from being pulled out and warp.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A double-hole same-direction flanging forming die is characterized by comprising an upper die base, a lower die base, a flanging forming device, a lower die forming device and an upper pressing mechanism;
the lower die forming device comprises a first forming insert, a second forming insert, a first sliding seat, a second sliding seat, a slotting tool and a jacking mechanism, wherein the tops of the first forming insert and the second forming insert are provided with profiling positioning parts together, and a first flanging forming hole is formed in the first forming insert; the first sliding seat and the second sliding seat are installed in the lower die seat, and the slotting tool is fixed in the lower die seat and is positioned between the first sliding seat and the second sliding seat; the connecting block fixedly arranged at the bottom of the first forming insert is inserted into the sliding groove at the top of the first sliding seat, the connecting block fixedly arranged at the bottom of the second forming insert is inserted into the sliding groove at the top of the second sliding seat, and one end part of a first spring transversely arranged in the sliding groove is connected with the connecting block; a jack is arranged between the first molding insert and the second molding insert, an insertion end with a small diameter is arranged at the top of the slotting tool, a guide sharp corner is arranged in the jack, the guide sharp corner is connected with the outer wall of the insertion end in a die closing state, and the first molding insert and the second molding insert slide and retreat outwards; the jacking mechanisms are fixed in the lower die base, and are provided with two groups which are respectively used for driving the first sliding base and the second sliding base to lift;
the flanging forming device comprises a first punch, a second punch, a driving mechanism and a side pressing mechanism, wherein the driving mechanism is arranged on the first punch; the driving mechanism is arranged corresponding to the first forming insert and comprises a third sliding seat, a fourth sliding seat, a first sliding block, a first nitrogen spring and a first side pressing block, the third sliding seat is fixed at the bottom of the upper die base, a sliding rail inclined by 45 degrees is arranged at the bottom of the third sliding seat, the first sliding block is connected onto the sliding rail in a sliding manner, the first nitrogen spring is arranged in parallel with the sliding rail, the base is fixed in the first sliding block, and the telescopic rod is fixedly connected with the upper die base; the fourth sliding seat is fixed at the top of the lower die seat, and the bottom of the first sliding block is in sliding connection with the top of the fourth sliding seat and then moves along the fourth sliding seat; the first punch is fixed on one side of the first sliding block, which corresponds to the first forming insert, the first side pressing block is positioned between the first sliding block and the first forming insert, the forming end of the first punch is inserted into the first side pressing block, and the first sliding block is connected with the first side pressing block through a second spring; a mounting hole is formed in the second forming insert, one end of the second punch is located in the first flanging forming hole, the forming end is located in the mounting hole, a third spring is sleeved on the second punch, one end of the third spring is connected with the second forming insert, and the other end of the third spring is connected with a step on the straight body of the second punch; the side pressing mechanism is arranged corresponding to the second forming insert and comprises a second side pressing block, an inclined wedge, a second sliding block and a fifth sliding seat, the fifth sliding seat is fixed on the lower die seat, the second sliding block is connected in the fourth sliding block in a sliding mode, the inclined wedge is fixed at the bottom of the upper die seat, and in a die closing state, the inclined plane of the inclined wedge is attached to the inclined plane of the second sliding block and pushes the second sliding block to the second forming insert; a second nitrogen spring is transversely arranged in the lower die holder and drives the second sliding block to reset; the second side pressing block is fixed on the side face of the second sliding block, a second forming flanging hole is formed in the second side pressing block, a limiting ejector rod is arranged in the second forming flanging hole, and an elastic piece fixed in the second sliding block is connected with the limiting ejector rod;
the upper pressing mechanism is located above the die forming device and comprises an upper pressing block and a third nitrogen spring, the third nitrogen spring is fixed in the upper die base, and the upper pressing block is fixed on a telescopic rod at the bottom of the third nitrogen spring.
2. The double-hole cocurrent flanging molding die according to claim 1, wherein a V-shaped sliding rail with a convex middle part is arranged at the top of the fourth sliding seat, and a V-shaped sliding groove matched with the first sliding block is arranged at the bottom of the first sliding block.
3. The double-hole cocurrent flanging molding die of claim 1, wherein the jacking mechanism adopts a nitrogen spring.
4. The double-hole cocurrent flanging molding die according to claim 1, wherein a connecting seat is arranged at the bottom of the upper die holder, one side of the connecting seat corresponding to the first nitrogen spring is arranged to be an inclined surface, and a telescopic rod of the first nitrogen spring is fixedly connected with the inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210332858.2A CN114798865A (en) | 2022-03-31 | 2022-03-31 | Diplopore syntropy turn-ups forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210332858.2A CN114798865A (en) | 2022-03-31 | 2022-03-31 | Diplopore syntropy turn-ups forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114798865A true CN114798865A (en) | 2022-07-29 |
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ID=82532839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210332858.2A Pending CN114798865A (en) | 2022-03-31 | 2022-03-31 | Diplopore syntropy turn-ups forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114798865A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116493463A (en) * | 2023-06-21 | 2023-07-28 | 保定天威恒通电气有限公司 | Automatic flanging device for forming metal plate cabinet body shell and use method |
-
2022
- 2022-03-31 CN CN202210332858.2A patent/CN114798865A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116493463A (en) * | 2023-06-21 | 2023-07-28 | 保定天威恒通电气有限公司 | Automatic flanging device for forming metal plate cabinet body shell and use method |
| CN116493463B (en) * | 2023-06-21 | 2023-08-22 | 保定天威恒通电气有限公司 | Automatic flanging device for forming metal plate cabinet body shell and use method |
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