CN215468088U - Three-step SMC product forming die and press forming machine - Google Patents
Three-step SMC product forming die and press forming machine Download PDFInfo
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- CN215468088U CN215468088U CN202121407498.5U CN202121407498U CN215468088U CN 215468088 U CN215468088 U CN 215468088U CN 202121407498 U CN202121407498 U CN 202121407498U CN 215468088 U CN215468088 U CN 215468088U
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Abstract
The utility model discloses a three-step SMC product forming die and a pressing forming machine, belonging to the technical field of SMC forming, wherein the three-step SMC product forming die comprises a die cavity, a die carrier bridge plate, a die carrier floating plate, a core rod floating seat and a die carrier supporting seat, wherein an upper punch is arranged above the die cavity; a core rod capable of moving up and down for forming a first step of a three-step SMC product is arranged in the die cavity, and the lower end of the core rod is arranged on a die carrier supporting seat through a core rod floating seat; the core rod is sleeved with a floating punch for forming a second step of the three-step SMC product, and the floating punch is arranged on the die carrier floating plate; the floating punch is sleeved with a lower punch of a third step for forming a three-step SMC product, and the lower punch is arranged on the die carrier bridge passing plate. The three-step SMC product forming die can form a three-step soft magnetic composite material product by utilizing a lower two-die-set forming press, and is low in cost and simple and convenient to operate.
Description
Technical Field
The utility model relates to the technical field of SMC (sheet molding compound) forming, in particular to a three-step SMC product forming die and a pressing forming machine.
Background
The powder metallurgy technology is a part processing technology through material mixing, pressing and sintering forming, can realize near-net forming of parts, can reduce subsequent processing procedures and production cost, and is a green manufacturing technology, so the powder metallurgy technology is widely applied to manufacturing of structural parts and functional elements. The formation of SMC (Soft Magnetic Composite) products is also done by powder metallurgy. In general, a forming press with a lower three-die set is required for forming a product made of a soft magnetic composite material with three steps, but because the existing press only has two die sets (namely, a lower two-die set), the product made of the soft magnetic composite material with three steps is difficult to form, and the cost of the forming press for purchasing the three-die set is high and the operation is complex, the technical problem to be solved is how to form the product made of the soft magnetic composite material with three steps by using the existing forming press with the lower two-die set.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a three-step SMC product forming die and a press forming machine which can form a three-step soft magnetic composite material product by using a lower two-die-set forming press.
In order to solve the technical problems, the utility model provides the following technical scheme:
on the one hand, provide a three-step SMC product forming die for three-step SMC product of shaping, the lower surface of three-step SMC product has first step, second step and third step from inside to outside in proper order, three-step SMC product forming die includes die cavity, die carrier gap bridge plate, die carrier float board, the unsteady seat of plug and die carrier supporting seat, wherein:
an upper punch used for forming the upper surface of the three-step SMC product is arranged above the die cavity;
a core rod capable of moving up and down for forming a first step of the three-step SMC product is arranged in the die cavity, and the lower end of the core rod is arranged on the die carrier supporting seat through the core rod floating seat;
the core rod is sleeved with a floating punch which can move up and down and is used for forming a second step of the three-step SMC product, and the floating punch is arranged on the die carrier floating plate;
the floating punch is sleeved with a lower punch which can move up and down and is used for forming a third step of the three-step SMC product, and the lower punch is arranged on the die carrier bridge passing plate;
the die carrier support seat is fixedly provided with a vertical die carrier guide pillar, and the die carrier bridge passing plate, the die carrier floating plate and the core rod floating seat sequentially penetrate through the die carrier guide pillar from top to bottom.
Further, the middle part of the floating seat of the core rod is provided with a vertical cavity, a spring is arranged in the vertical cavity, a first spring seat is arranged at the upper end of the spring, a second spring seat is arranged at the lower end of the spring, the first spring seat is inverted T-shaped, the vertical rod part of the first spring seat penetrates out of the vertical cavity and is connected with the core rod, and the second spring seat is fixedly connected to the floating seat of the core rod.
Further, a mandrel connecting rod is arranged between the mandrel and the first spring seat.
Furthermore, a floating punch stop block is arranged between the floating punch and the die carrier floating plate.
Furthermore, the floating punch is fixed on the floating punch stop block through a floating punch cover.
Furthermore, the lower punch is fixed on the die carrier bridge passing plate through a lower punch pressing cover.
Furthermore, a die sleeve is sleeved on the die cavity.
In another aspect, a press forming machine is provided, which comprises the three-step SMC product forming die.
Furthermore, the press forming machine comprises a fixed seat, a first threaded hole is formed in the fixed seat, a second threaded hole matched with the first threaded hole is formed in the die carrier supporting seat, and fixing screws penetrate through the first threaded hole and the second threaded hole.
Furthermore, the lower part of the press forming machine is provided with a top cylinder for driving the die cavity, and the side surface of the press forming machine is provided with a floating cylinder for driving the floating punch.
The utility model has the following beneficial effects:
the utility model relates to a three-step SMC product forming die and a press forming machine.A die cavity is internally provided with a core rod which can move up and down and is used for forming a first step of a three-step SMC product, and the lower end of the core rod is arranged on a die carrier supporting seat through a core rod floating seat, so that the core rod is an extended die carrier; the core rod is sleeved with a floating punch which can move up and down and is used for forming a second step of the three-step SMC product, and the floating punch is arranged on a die carrier floating plate and is one of the original lower die carriers; the floating punch is sleeved with a lower punch which can move up and down and is used for forming a third step of a three-step SMC product, and the lower punch is arranged on a die carrier bridge passing plate and is the other die carrier in the original lower die carrier. The three-step SMC product forming die can form a three-step soft magnetic composite material product by utilizing a lower two-die-set forming press, and is low in cost and simple and convenient to operate.
Drawings
FIG. 1 is a schematic view of a split structure of a three-step SMC product forming mold of the utility model;
FIG. 2 is a schematic view of the press forming machine of the present invention in the powder loading position, with two enlarged partial views;
FIG. 3 is a schematic view of the press forming machine of the present invention in the pressing position, with two enlarged partial views;
FIG. 4 is a schematic view of the press forming machine of the present invention in a demolding position;
FIG. 5 is a schematic bottom view of a three-step SMC product pressed by the press-forming machine of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
In one aspect, the present invention provides a three-step SMC product forming mold, as shown in fig. 1 to 5, for forming a three-step SMC product 10, wherein a lower surface of the three-step SMC product 10 has a first step 101, a second step 102, and a third step 103 from inside to outside in sequence, the three-step SMC product forming mold includes a mold cavity 1, a mold frame bridge plate 2, a mold frame floating plate 3, a mandrel floating seat 4, and a mold frame support seat 5, wherein:
an upper punch 6 for forming the upper surface of a three-step SMC product 10 is arranged above the die cavity 1;
a core rod 7 capable of moving up and down for forming a first step 101 of a three-step SMC product 10 is arranged in the die cavity 1, and the lower end of the core rod 7 is arranged on a die carrier supporting seat 5 through a core rod floating seat 4 (specifically, the core rod floating seat 4 can be fixed on the die carrier supporting seat 5 through a screw 42);
the core rod 7 is sleeved with a floating punch 8 which can move up and down and is used for forming a second step 102 of the three-step SMC product 10, and the floating punch 8 is arranged on the die carrier floating plate 3;
the floating punch 8 is sleeved with a lower punch 9 which can move up and down and is used for forming a third step 103 of a three-step SMC product 10, and the lower punch 9 is arranged on the die carrier bridge passing plate 2;
the die carrier support base 5 is fixedly provided with a vertical die carrier guide post 51, and the die carrier bridge passing plate 2, the die carrier floating plate 3 and the core rod floating base 4 are sequentially arranged on the die carrier guide post 51 from top to bottom in a penetrating manner (specifically, the die carrier bridge passing plate 2, the die carrier floating plate 3 and the core rod floating base 4 can slide on the die carrier guide post 51).
According to the three-step SMC product forming die, a core rod which can move up and down and is used for forming a first step of a three-step SMC product is arranged in a die cavity, and the lower end of the core rod is arranged on a die carrier supporting seat through a core rod floating seat, so that the die carrier is an extended die carrier; the core rod is sleeved with a floating punch which can move up and down and is used for forming a second step of the three-step SMC product, and the floating punch is arranged on a die carrier floating plate and is one of the original lower die carriers; the floating punch is sleeved with a lower punch which can move up and down and is used for forming a third step of a three-step SMC product, and the lower punch is arranged on a die carrier bridge passing plate and is the other die carrier in the original lower die carrier. The three-step SMC product forming die can form a three-step soft magnetic composite material product by utilizing a lower two-die-set forming press, and is low in cost and simple and convenient to operate. The utility model can be applied to soft magnetic composite materials, and can also be applied to the fields of powder metallurgy structural part forming and the like.
In order to enable the core rod 7 to float up and down, a vertical cavity can be arranged in the middle of the core rod floating seat 4, a spring 41 is arranged in the vertical cavity, a first spring seat 411 is arranged at the upper end of the spring 41, a second spring seat 412 is arranged at the lower end of the spring 41, the first spring seat 411 is inverted T-shaped, a vertical rod part of the first spring seat 411 penetrates out of the vertical cavity to be connected with the core rod 7, and the second spring seat 412 is fixedly connected to the core rod floating seat 4. A mandrel connecting rod 71 (specifically, the mandrel 7 and the mandrel connecting rod may be connected by a screw 711) may be disposed between the mandrel 7 and the first spring seat 411, so that the mandrel 7 may be extended to connect the mandrel 7 and the first spring seat 411.
In order to limit the floating punch 8, a floating punch stop 81 (specifically, a screw 811 can be used for fixing) can be arranged between the floating punch 8 and the die carrier floating plate 3. To facilitate securing floating punch 8, floating punch 8 may be secured (specifically, by screws 811) to floating punch stop 81 by floating punch cap 82.
In order to fix the lower punch 9, the lower punch 9 can be fixed on the die frame gap bridge plate 2 through a lower punch cover 91 (specifically, the lower punch 9 can be fixed through a screw 92).
In order to fix the mold cavity 1 and prevent the mold cavity 1 from deforming, a mold sleeve 11 may be sleeved on the mold cavity 1.
In another aspect, the present invention provides a press forming machine, including the three-step SMC product forming mold, and the structure of the three-step SMC product forming mold is the same as that of the three-step SMC product forming mold, which is not described herein again.
The utility model relates to a press forming machine.A core rod capable of moving up and down for forming a first step of a three-step SMC product is arranged in a die cavity, and the lower end of the core rod is arranged on a die carrier supporting seat through a core rod floating seat, and is an extended die carrier; the core rod is sleeved with a floating punch which can move up and down and is used for forming a second step of the three-step SMC product, and the floating punch is arranged on a die carrier floating plate and is one of the original lower die carriers; the floating punch is sleeved with a lower punch which can move up and down and is used for forming a third step of a three-step SMC product, and the lower punch is arranged on a bridge passing plate of the die carrier and is one of the original lower die carriers. The three-step SMC product forming die can form a three-step soft magnetic composite material product by utilizing a lower two-die-set forming press, and is low in cost and simple and convenient to operate. The utility model can be applied to soft magnetic composite materials, and can also be applied to the fields of powder metallurgy structural part forming and the like.
In order to connect the three-step SMC product forming die with the press forming machine, the press forming machine can comprise a fixed seat 20, a first threaded hole is formed in the fixed seat 20, a second threaded hole matched with the first threaded hole is formed in the die holder supporting seat 5, and a fixing screw 201 penetrates through the first threaded hole and the second threaded hole.
In order to facilitate the driving of the cavity 1, the lower part of the press-forming machine may be provided with a top cylinder 30 for driving the cavity 1; the sides of the press-forming machine may be provided with floating cylinders 40 for driving the floating punches 8, which facilitates driving the floating punches 8.
In summary, the product pressing process using the press forming machine of the present invention can be referred to as follows:
powder filling: as shown in fig. 2, the top cylinder 30 is raised to lift the cavity 1, and the floating punch 6 is raised by the floating cylinder 40, at which time the powder is charged.
Pressing: as shown in fig. 3, the upper punch 6 is lowered, the die cavity 1 is set by the press molding machine to float, so that a two-way press is achieved, the density of the product is uniform, the floating punch 8 is lowered by the upper punch 6, the core rod 7 is also moved downward by the pressure, the spring 41 is compressed, and the bottom end of the core rod 7 comes into contact with the core rod floating seat 4, so that the forming position is reached.
Demolding: as shown in fig. 4, after the pressing is completed, the top cylinder 30 retracts and drives the mold cavity 1 to descend, at which time the outer diameter of the SMC product 10 is released from the mold cavity 1, and at the same time the mold frame floating plate 3 descends and drives the floating punch 8 to descend, so as to release the second step 102 of the SMC product 10 from the floating punch 8, and at the same time, the core rod 7 rebounds under the action of the spring 41, so as to release the first step 101 and the third step 103 of the SMC product 10 from the core rod 7 and the lower punch 6, respectively, and finally the SMC product 10 (see fig. 5) is completely released.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a three-step SMC product forming die for three-step SMC product of shaping, the lower surface of three-step SMC product has first step, second step and third step from interior to exterior in proper order, its characterized in that, three-step SMC product forming die includes that die cavity, die carrier cross bridge plate, die carrier float board, plug float seat and die carrier supporting seat, wherein:
an upper punch used for forming the upper surface of the three-step SMC product is arranged above the die cavity;
a core rod capable of moving up and down for forming a first step of the three-step SMC product is arranged in the die cavity, and the lower end of the core rod is arranged on the die carrier supporting seat through the core rod floating seat;
the core rod is sleeved with a floating punch which can move up and down and is used for forming a second step of the three-step SMC product, and the floating punch is arranged on the die carrier floating plate;
the floating punch is sleeved with a lower punch which can move up and down and is used for forming a third step of the three-step SMC product, and the lower punch is arranged on the die carrier bridge passing plate;
the die carrier support seat is fixedly provided with a vertical die carrier guide pillar, and the die carrier bridge passing plate, the die carrier floating plate and the core rod floating seat sequentially penetrate through the die carrier guide pillar from top to bottom.
2. A three-step SMC product forming die as in claim 1, wherein a vertical cavity is formed in the middle of the floating mandrel seat, a spring is arranged in the vertical cavity, a first spring seat is arranged at the upper end of the spring, a second spring seat is arranged at the lower end of the spring, the first spring seat is inverted T-shaped, a vertical rod portion of the first spring seat penetrates out of the vertical cavity and is connected with the mandrel, and the second spring seat is fixedly connected to the floating mandrel seat.
3. A three-step SMC product forming die as in claim 2 wherein a mandrel connecting rod is provided between the mandrel and the first spring seat.
4. A three-step SMC product forming die as in claim 1 wherein a floating punch stop is provided between the floating punch and die carrier floating plate.
5. A three-step SMC product forming die of claim 4 wherein the floating punch is secured to the floating punch stop by a floating punch cover.
6. A three-step SMC product forming die as in claim 1 wherein the lower punch is secured to the die carrier gap bridge plate by a lower punch press.
7. A three-step SMC product forming die as in claim 1 wherein a die sleeve is sleeved over the die cavity.
8. A press forming machine comprising the three-step SMC product forming die of any one of claims 1 to 7.
9. The press forming machine according to claim 8, wherein the press forming machine comprises a fixed seat, a first threaded hole is formed in the fixed seat, a second threaded hole matched with the first threaded hole is formed in the die frame supporting seat, and fixing screws penetrate through the first threaded hole and the second threaded hole.
10. The press-forming machine of claim 8, wherein the lower portion of the press-forming machine is provided with a top cylinder for driving the die cavity, and the side of the press-forming machine is provided with a floating cylinder for driving the floating punch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407498.5U CN215468088U (en) | 2021-06-23 | 2021-06-23 | Three-step SMC product forming die and press forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407498.5U CN215468088U (en) | 2021-06-23 | 2021-06-23 | Three-step SMC product forming die and press forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215468088U true CN215468088U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121407498.5U Active CN215468088U (en) | 2021-06-23 | 2021-06-23 | Three-step SMC product forming die and press forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215468088U (en) |
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2021
- 2021-06-23 CN CN202121407498.5U patent/CN215468088U/en active Active
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