CN217749333U - Powder supply and downward pressing device and powder metallurgy forming equipment - Google Patents
Powder supply and downward pressing device and powder metallurgy forming equipment Download PDFInfo
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- CN217749333U CN217749333U CN202221177116.9U CN202221177116U CN217749333U CN 217749333 U CN217749333 U CN 217749333U CN 202221177116 U CN202221177116 U CN 202221177116U CN 217749333 U CN217749333 U CN 217749333U
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Abstract
The utility model discloses a powder supply pressing device and powder metallurgy forming equipment, which comprises a base, wherein a forming die cavity is arranged on the base; the powder box is provided with a powder cavity for loading the powder, and the powder cavity penetrates through the bottom of the powder box; the powder box is connected to the base in a sliding mode, and the forming die cavity is located on a sliding path of the powder box; the lower pressing block is fixedly connected to the base and is positioned in the extending direction of the sliding path of the powder box; when the powder box slides to be connected with the lower pressing block, the lower pressing block presses and fixes the powder box on the base so as to compact the powder in the forming die cavity by utilizing the lower surface of the powder box. Through the utility model discloses the realization will supply powder mechanism and push down the function of the two of mechanism and unite into one, make overall structure oversimplify to can reduce unnecessary process action in order to promote efficiency.
Description
Technical Field
The utility model relates to a powder metallurgy technical field, in particular to supply powder to push down device and powder metallurgy former.
Background
When the powder metallurgy forming equipment is in full-automatic operation, the powder supply mechanism is required to be utilized to supply powder for the forming die cavity of the forming die during each forming, and the powder box is required to reciprocate above the forming die cavity for 3-4 times to generate a vibration effect during powder supply, so that the powder is loose and is easy to fill in the forming die cavity. The powder in the die cavity is pressed and formed by the side pressing die after the powder is supplied, wherein in the pressing and forming process, the powder needs to be compacted by the pressing mechanism, and the powder is prevented from being separated from the opening of the die cavity in the pressing and forming process.
In the existing powder metallurgy forming equipment, a powder supply mechanism and a pressing mechanism are designed in a split mode, so that the structure is complex, the actions are multiple, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a supply powder to push down device and powder metallurgy former aims at realizing will supplying powder mechanism and pushing down the two function of mechanism and unite and be as an organic whole, makes overall structure simplistic to can reduce unnecessary process action in order to promote efficiency.
In order to achieve the above object, the utility model provides a supply powder to push down device, include:
the powder compacting machine comprises a base, wherein a forming die cavity is arranged on the base and is used for compacting and forming powder;
the powder box is provided with a powder cavity for loading the powder, and the powder cavity penetrates through the bottom of the powder box; the powder box is connected to the base in a sliding mode, and the forming die cavity is located on a sliding path of the powder box; when the powder box slides to the position where the powder cavity is positioned above the molding die cavity, the powder falls into the molding die cavity under the action of self gravity;
the first driving device is fixedly connected to the base, and the driving end of the first driving device is connected with the powder box so as to drive the powder box to perform sliding motion on the base;
the lower pressing block is fixedly connected to the base and is positioned in the extending direction of the sliding path of the powder box; when the powder box slides to be connected with the lower pressing block, the lower pressing block presses and fixes the powder box on the base so as to compact the powder in the forming die cavity by utilizing the lower surface of the powder box.
Optionally, the two lower pressing blocks are symmetrically arranged on two sides of the sliding path along the width direction of the sliding path, and the two lower pressing blocks are arranged on two opposite sides of the molding die cavity.
Optionally, a first inclined surface is arranged on one side of the lower pressing block, which is used for being connected with the powder box, the inclined direction of the first inclined surface extends along the length direction of the sliding path, and the distance between the first inclined surface and the base gradually decreases along the length direction of the sliding path; the relative both sides on the powder box all are equipped with the second inclined plane, the second inclined plane with first inclined plane laminating cooperation.
Optionally, a powder supply pipe is connected to the upper portion of the powder box, the powder supply pipe is communicated with the powder cavity, and the powder supply pipe is used for conveying the powder to the powder cavity.
Optionally, a sliding groove is formed in the base, and the sliding groove is arranged along the length direction of the sliding path; the powder box is connected with the sliding groove in a sliding manner.
Optionally, a guide rail mounting seat is arranged above the powder box, and the guide rail mounting seat is fixedly connected with the base through a supporting piece; a first guide rail is arranged on one side, close to the powder box, of the guide rail mounting seat and is arranged along the length direction of the sliding path; the powder box is connected with the first guide rail in a sliding mode.
Optionally, the first driving device includes a rotary motor, a lead screw and a lead screw supporting seat, the rotary motor and the lead screw supporting seat are fixedly connected to the base, one end of the lead screw is connected to a driving end of the rotary motor, and the other end of the lead screw is rotatably connected to the lead screw supporting seat; the utility model discloses a powder box, including powder box, lead screw supporting seat, connecting rod, connecting piece and connecting rod, threaded connection has the lead screw sliding seat on the lead screw, being close to of lead screw sliding seat the one end of powder box is connected with the connecting rod, the other end of connecting rod runs through the lead screw supporting seat to through the connecting piece with powder box fixed connection.
Optionally, a second guide rail is arranged on the base, and the screw rod sliding seat is connected with the second guide rail in a sliding manner.
In order to achieve the above object, the utility model also provides a powder metallurgy forming device, including foretell confession powder push down the device.
Optionally, a lateral pressure punch is mounted on the side of the forming die cavity, the lateral pressure punch is connected with the driving end of a second driving device, and under the driving action of the second driving device, the lateral pressure punch performs compression forming on the powder in the forming die cavity.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model arranges the molding die cavity and the lower pressing block on the sliding path of the powder box, when the powder box slides to the powder cavity above the molding die cavity through the first driving device, the powder in the powder cavity falls into the molding die cavity under the action of self gravity, and the powder is loosened and easily filled into the molding die cavity by reciprocating for 3 to 4 times; after the forming die cavity is filled with powder, the first driving device continues to drive the powder box to move forward until the powder box is in contact connection with the lower pressing block, so that the lower pressing block presses and fixes the powder box on the base, the powder in the forming die cavity is compacted by using the lower surface of the powder box, the powder is prevented from being separated from the opening of the die cavity in the pressing forming process, and the pressing effect is achieved. Thereby the realization will supply powder mechanism and push down the function of mechanism two and unite into one, make overall structure simplify to can reduce unnecessary process action in order to promote efficiency. And a special pressing mechanism is not required to be additionally configured, so that the equipment cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of the powder supply and pressing device of the present invention;
FIG. 2 is an exploded view of an embodiment of the powder supply and pressing device of the present invention;
fig. 3 is a schematic structural view of a powder cavity and a molding die cavity in an embodiment of the powder supply and pressing device of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic structural view of the powder container and the lower pressing block in an embodiment of the powder supplying and pressing device of the present invention;
fig. 6 is a schematic structural diagram of an embodiment of the powder metallurgy forming apparatus of the present invention.
The names of the components identified in the figures are as follows:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
101 | Sliding chute |
| 102 | |
2 | Molding |
| 3 | |
301 | |
| 302 | Second |
303 | First guide block |
| 4 | |
401 | Rotating |
| 402 | |
403 | Screw |
| 404 | Screw |
4041 | |
| 405 | Connecting |
406 | Connecting |
| 407 | Floating |
5 | Lower |
| 501 | First |
6 | |
| 7 | Guide |
701 | |
| 702 | |
8 | |
| 801 | Second driving device |
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, only some embodiments, not all embodiments, of the present invention are described. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment discloses a powder supply pressing device, which is shown in the attached figures 1-6 and comprises a base 1, wherein a forming die cavity 2 is arranged on the base 1, and the forming die cavity 2 is used for performing press forming on powder; the powder box 3 is provided with a powder cavity 301 for loading powder, and the powder cavity 301 penetrates through the bottom of the powder box 3; the powder box 3 is connected with the base 1 in a sliding way, and the molding cavity 2 is positioned on the sliding path of the powder box 3; when the powder box 3 slides to the position that the powder cavity 301 is positioned above the molding die cavity 2, the powder falls into the molding die cavity 2 under the action of self gravity; the first driving device 4 is fixedly connected to the base 1, and the driving end of the first driving device 4 is connected with the powder box 3 so as to drive the powder box 3 to slide on the base 1; the lower pressing block 5 is fixedly connected to the base 1 and is positioned in the extending direction of the sliding path of the powder box 3; when the compact 3 slides to be connected with the lower pressing block 5, the lower pressing block 5 presses and fixes the compact 3 on the base 1 to compact the powder in the molding cavity 2 by using the lower surface of the compact 3.
In the embodiment, the forming die cavity 2 and the lower pressing block 5 are arranged on the sliding path of the powder box 3, when the powder box 3 slides to the powder cavity 301 through the first driving device 4 and is positioned above the forming die cavity 2, the powder in the powder cavity 301 falls into the forming die cavity 2 under the action of self gravity, and the operation is repeated for 3 to 4 times so that the powder is loosened and is easily filled into the forming die cavity 2; after the powder is filled in the molding die cavity 2, the first driving device 4 continues to drive the powder box 3 to advance until the powder box 3 is in contact connection with the lower pressing block 5, so that the lower pressing block 5 compresses and fixes the powder box 3 on the base 1, the powder in the molding die cavity 2 is compacted by using the lower surface of the powder box 3, the powder is prevented from being separated from the die cavity opening in the process of press molding, and the effect of pressing is achieved. Thereby the realization will supply powder mechanism and push down the function of mechanism two and unite into one, make overall structure simplify to can reduce unnecessary process action in order to promote efficiency. And a special pressing mechanism is not required to be additionally configured, so that the equipment cost is reduced.
As a preferable solution of the above embodiment, the two lower pressing blocks 5 are provided symmetrically on both sides of the sliding path in the width direction thereof, and the two lower pressing blocks 5 are provided on opposite sides of the molding cavity 2. So set up, the briquetting 5 that sets up through the symmetry is exerted the effort to the left and right sides of powder box 3 simultaneously and is pushed down to guarantee powder box 3's stress balance.
Specifically, a first inclined surface 501 is arranged on one side of the lower pressing block 5, which is used for being connected with the powder box 3, the inclined direction of the first inclined surface 501 extends along the length direction of the sliding path, and the distance between the first inclined surface 501 and the base 1 gradually decreases along the length direction of the sliding path; the opposite sides of the powder box 3 are both provided with a second inclined surface 302, and the second inclined surface 302 is fit with the first inclined surface 501. So set up, slide along the sliding path along the powder box 3, the first inclined plane 501 of briquetting 5 can laminate each other with the second inclined plane 302 of powder box 3 down, and slide along the continuation of sliding path along the powder box 3, the laminating degree between first inclined plane 501 and the second inclined plane 302 can be inseparabler, thereby briquetting 5 also can crescent to the pushing down power degree of powder box 3 down, thereby ensure that the lower surface of powder box 3 can effectively carry out the compaction to the powder in shaping die cavity 2, avoid deviating from the die cavity opening part at the in-process powder of press forming.
As a preferable scheme of the above embodiment, a powder supply pipe 6 is connected to an upper portion of the powder container 3, the powder supply pipe 6 is communicated with the powder chamber 301, and the powder supply pipe 6 is used for conveying powder to the powder chamber 301. So set up, continuously carry the powder through supplying powder pipe 6 to powder chamber 301 to save the loaded down with trivial details action of artifical interpolation powder, thereby further improve production efficiency.
As a preferable scheme of the above embodiment, the base 1 is provided with a chute 101, and the chute 101 is arranged along the length direction of the sliding path; the powder box 3 is slidably connected with the chute 101. So set up, through the guide effect of spout 101 to guarantee that powder box 3 can slide along the route of slideing of predetermineeing, simple structure practicality is strong.
Specifically, a guide rail mounting seat 7 is arranged above the powder box 3, and the guide rail mounting seat 7 is fixedly connected with the base 1 through a supporting piece 702; a first guide rail 701 is arranged on one side of the guide rail mounting seat 7 close to the powder box 3, and the first guide rail 701 is arranged along the length direction of the sliding path; the compact 3 is slidably coupled to the first rail 701. So set up, through first guide rail 701's guide effect to guarantee that powder box 3 can slide along the predetermined route that slides, simple structure practicality is strong. Meanwhile, the chute 101 and the first guide rail 701 guide the upper side and the lower side of the powder box 3 respectively, so that the guiding effect is further improved.
More specifically, the powder container 3 is provided with a first guide 303, and the powder container 3 is slidably connected to the first guide 701 through the first guide 303.
More specifically, the first guide 701 is provided in two, and the two first guides 701 are respectively located on the top left and right sides of the compact 3. So set up, through setting up two first guide rails 701 in order to improve the guide effect to powder box 3.
As a preferable scheme of the above embodiment, the first driving device 4 includes a rotating motor 401, a screw rod 402 and a screw rod 402 supporting seat, the rotating motor 401 and the screw rod 402 supporting seat are fixedly connected to the base 1, one end of the screw rod 402 is connected to a driving end of the rotating motor 401, and the other end of the screw rod 402 is rotatably connected to the screw rod 402 supporting seat; the screw 402 is connected with a screw 402 sliding seat in a threaded manner, one end of the screw 402 sliding seat, which is close to the powder box 3, is connected with a connecting rod 405, and the other end of the connecting rod 405 penetrates through the screw 402 supporting seat and is fixedly connected with the powder box 3 through a connecting piece 406. So set up, through rotating electrical machines 401, lead screw 402 supporting seat makes up and forms lead screw 402 transmission structure, simultaneously, because the connecting rod 405 that the lead screw 402 sliding seat was connected runs through the lead screw 402 supporting seat, thereby make lead screw 402 sliding seat can only carry out sliding motion along the length direction of lead screw 402 when lead screw 402 rotates, pass through connecting piece 406 with the other end of connecting rod 405 and be connected fixedly with powder box 3, in order to reach and order about powder box 3 and carry out gliding purpose, simple structure practicality is strong.
Specifically, two connecting rods 405 are provided, and the two connecting rods 405 are respectively located on two opposite sides of the screw rod 402. So set up, carry on spacingly through two connecting rods 405 to the lead screw 402 sliding seat to improve the stability when lead screw 402 sliding seat slides along lead screw 402.
Specifically, the connecting member 406 is connected to the container 3 by a floating joint 407. So set up, through floating joint 407 in order to avoid the rigid connection between connecting piece 406 and powder box 3, make it have certain clearance of movement to remain between the two to improve the life of product.
Specifically, the base 1 is provided with a second guide rail 102, and the screw rod 402 sliding seat is connected with the second guide rail 102 in a sliding manner. With the arrangement, the sliding seat of the screw rod 402 can slide along the preset sliding path under the guiding action of the second guide rail 102, and the structure is simple and the practicability is high.
More specifically, the sliding seat of the screw rod 402 is provided with a second guiding block 4041, and the sliding seat of the screw rod 402 is slidably connected with the second guiding rail 102 through the second guiding block 4041.
In order to achieve the above object, the utility model also provides a powder metallurgy former, including foretell confession powder pushes down the device. By applying the powder supply pressing device to powder metallurgy forming equipment and arranging the forming die cavity 2 and the pressing block 5 on the sliding path of the powder box 3, when the powder box 3 slides to the powder cavity 301 through the first driving device 4 and is positioned above the forming die cavity 2, the powder in the powder cavity 301 falls into the forming die cavity 2 under the action of self gravity, and the operation is repeated for 3-4 times so that the powder is loosened and is easily filled into the forming die cavity 2; after the powder is filled in the molding die cavity 2, the first driving device 4 continues to drive the powder box 3 to move forward until the powder box 3 is in contact connection with the lower pressing block 5, so that the lower pressing block 5 compresses and fixes the powder box 3 on the base 1, the powder in the molding die cavity 2 is compacted by using the lower surface of the powder box 3, and the powder is prevented from being separated from the die cavity opening in the process of press molding. Thereby the realization will supply powder mechanism and push down the function of mechanism two and unite into one, make overall structure simplify to can reduce unnecessary process action in order to promote efficiency. And a special pressing mechanism is not required to be additionally configured, so that the equipment cost is reduced.
Specifically, a side press punch 8 is attached to the side of the molding cavity 2, the side press punch 8 is connected to the driving end of the second driving device 801, and the side press punch 8 press-molds the powder in the molding cavity 2 by the driving action of the second driving device 801. With this arrangement, the lateral pressure punch 8 is driven by the second driving device 801 to move in the molding cavity 2, so that the powder in the molding cavity 2 is press-molded.
It should be noted that the other contents of the powder supply pressing device and the powder metallurgy forming apparatus disclosed in the present invention are prior art and are not described herein again.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
Furthermore, it should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Above only be the utility model discloses an optional embodiment, and not consequently the restriction the utility model discloses a patent range all is in the utility model discloses direct/indirect application all is included in other relevant technical field the utility model discloses a within range is protected to the patent.
Claims (10)
1. A powder supply hold-down device, comprising:
the powder compacting machine comprises a base, wherein a forming die cavity is arranged on the base and is used for compacting and forming powder;
the powder box is provided with a powder cavity for loading the powder, and the powder cavity penetrates through the bottom of the powder box; the powder box is connected to the base in a sliding manner, and the molding die cavity is positioned on a sliding path of the powder box; when the powder box slides to the position where the powder cavity is positioned above the molding die cavity, the powder falls into the molding die cavity under the action of self gravity;
the first driving device is fixedly connected to the base, and the driving end of the first driving device is connected with the powder box so as to drive the powder box to perform sliding motion on the base;
the lower pressing block is fixedly connected to the base and is positioned in the extending direction of the sliding path of the powder box; when the powder box slides to be connected with the lower pressing block, the lower pressing block presses and fixes the powder box on the base so as to compact the powder in the forming die cavity by utilizing the lower surface of the powder box.
2. A powder supply hold-down device according to claim 1, wherein: the lower pressing blocks comprise two, the two lower pressing blocks are located on the sliding path and symmetrically arranged along the two sides of the sliding path in the width direction, and the two lower pressing blocks are arranged on the two opposite sides of the molding die cavity.
3. A powder supply hold-down device according to claim 2, wherein: a first inclined surface is arranged on one side, used for being connected with the powder box, of the lower pressing block, the inclined direction of the first inclined surface extends along the length direction of the sliding path, and the distance between the first inclined surface and the base gradually decreases along the length direction of the sliding path; the relative both sides on the powder box all are equipped with the second inclined plane, the second inclined plane with first inclined plane laminating cooperation.
4. A powder supply hold-down device according to claim 1, wherein: the upper portion of powder box is connected with supplies the powder pipe, supply the powder pipe with the powder chamber is linked together, supply the powder pipe to be used for the powder chamber carries the powder.
5. A powder supply hold-down device according to claim 1, wherein: the base is provided with a sliding chute which is arranged along the length direction of the sliding path; the powder box is connected with the sliding groove in a sliding manner.
6. A powder supply hold-down device according to claim 1, wherein: a guide rail mounting seat is arranged above the powder box and is fixedly connected with the base through a supporting piece; a first guide rail is arranged on one side, close to the powder box, of the guide rail mounting seat and is arranged along the length direction of the sliding path; the powder box is connected with the first guide rail in a sliding mode.
7. A powder supply hold-down device according to claim 1, wherein: the first driving device comprises a rotating motor, a screw rod and a screw rod supporting seat, the rotating motor and the screw rod supporting seat are fixedly connected to the base, one end of the screw rod is connected with the driving end of the rotating motor, and the other end of the screw rod is rotatably connected with the screw rod supporting seat; the utility model discloses a powder box, including powder box, lead screw supporting seat, connecting rod, connecting piece and connecting rod, threaded connection has the lead screw sliding seat on the lead screw, being close to of lead screw sliding seat the one end of powder box is connected with the connecting rod, the other end of connecting rod runs through the lead screw supporting seat to through the connecting piece with powder box fixed connection.
8. A powder supply hold-down device according to claim 7, wherein: the base is provided with a second guide rail, and the screw rod sliding seat is connected with the second guide rail in a sliding manner.
9. A powder metallurgy forming device is characterized in that: comprising a powder supply hold-down device according to any one of claims 1 to 8.
10. The powder metallurgy forming apparatus according to claim 9, wherein: and a side pressure punch is arranged on the side part of the forming die cavity and connected with the driving end of a second driving device, and the side pressure punch performs press forming on the powder in the forming die cavity under the driving action of the second driving device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177116.9U CN217749333U (en) | 2022-05-16 | 2022-05-16 | Powder supply and downward pressing device and powder metallurgy forming equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221177116.9U CN217749333U (en) | 2022-05-16 | 2022-05-16 | Powder supply and downward pressing device and powder metallurgy forming equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217749333U true CN217749333U (en) | 2022-11-08 |
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ID=83886961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221177116.9U Active CN217749333U (en) | 2022-05-16 | 2022-05-16 | Powder supply and downward pressing device and powder metallurgy forming equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217749333U (en) |
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2022
- 2022-05-16 CN CN202221177116.9U patent/CN217749333U/en active Active
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