CN112338186A - Sliding rail device for powder molding machine - Google Patents
Sliding rail device for powder molding machine Download PDFInfo
- Publication number
- CN112338186A CN112338186A CN202011119966.9A CN202011119966A CN112338186A CN 112338186 A CN112338186 A CN 112338186A CN 202011119966 A CN202011119966 A CN 202011119966A CN 112338186 A CN112338186 A CN 112338186A
- Authority
- CN
- China
- Prior art keywords
- guide rail
- cam
- chassis
- slope
- rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000843 powder Substances 0.000 title claims abstract description 26
- 238000000465 moulding Methods 0.000 title claims description 8
- 238000003825 pressing Methods 0.000 claims abstract description 43
- 239000000945 filler Substances 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/02—Compacting only
- B22F3/03—Press-moulding apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/005—Loading or unloading powder metal objects
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses a slide rail device applied to a powder forming machine, which comprises a base plate, a cam and a slide rail, wherein the base plate is provided with a shaft hole and a cam mounting position. The cam is arranged at the cam mounting position; the sliding rail comprises a filler guide rail, a pressurizing guide rail, a plane guide rail, a slope guide rail and a down-leading guide rail, wherein the filler guide rail, the pressurizing guide rail, the cam, the plane guide rail, the slope guide rail and the down-leading guide rail are sequentially arranged on the chassis around the shaft hole, and a closed loop is formed on the chassis. The upper surface of the plane guide rail is vertical to the lower pressing rod, and when the position on the outer surface of the cam, which is farthest away from the rotating central shaft of the cam, is contacted with the lower pressing rod, the upper surface of the plane guide rail is tangent to the position on the outer surface of the cam, which is farthest away from the rotating central shaft of the cam; along the direction of keeping away from the plane guide rail, the distance between the upper surface of the slope guide rail and the chassis is gradually increased, and the distance between the upper surface of the slope guide rail and the chassis is larger than or equal to the distance between the upper surface of the plane guide rail and the chassis. When the pressing rod slides to the push-out guide rail from the cam, the quality problems of layering and loosening of products can be avoided.
Description
Technical Field
The invention relates to the technical field of powder forming, in particular to a sliding rail device of a powder forming machine.
Background
Powder metallurgy adopts the powder forming machine of rotation to carry out press forming to metal powder more, and rotation powder forming machine includes center and chassis slide rail device, is provided with a plurality of stations on the center, and the station includes the master model, and the die cavity has been seted up to the master model, and the die cavity can correspond about inserting and go up the type and down the type, and it is connected with respectively to go up the type and pushes down the stick with pushing down the type. The chassis slide rail device is sequentially connected with a packing guide rail, a pressurizing guide rail, a rolling cam, a pushing-out guide rail and a down-leading guide rail which slide relative to the down-pressing rod. When the device works, the pressing rod slides relative to the packing guide rail, the pressurizing guide rail, the rolling cam, the pushing-out guide rail and the drawing-down guide rail in sequence. When the pressing rod and the filler guide rail slide relatively, the pressing rod drives the lower mold to move upwards along the female mold, and at the moment, powder is filled into the female mold. When the pressing rod and the pressing guide rail slide relatively, the pressing rod drives the lower die to gradually apply pressure to the powder in the master die. When the pressing rod and the rolling cam slide relatively, the pressing rod drives the lower mold to compress the powder, so that the powder is molded. When the lower pressing rod and the push-out guide rail slide relatively, the lower mold is further moved upwards by the lower pressing rod, and the molded product is ejected out of the female mold. When the downward pressing rod and the downward guiding rail slide relatively, the downward pressing rod drives the lower mold to move downwards along the female mold.
However, in the prior art, there is a drop and clearance between the ejector rail and the cam. When the lower pressing rod moves to the push-out sliding rail from the cam, the pressing rod falls first and then rises, the lower die falls first and then rises along with the pressing rod, the lower die falls to form vacuum, and the quality problems of layering and loosening of pressed products are easily caused by the vacuum in the die cavity.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a slide rail device applied to a powder forming machine, which comprises a base plate, a cam and a slide rail, wherein the base plate is provided with a shaft hole and a cam mounting position; the cam is arranged at the cam mounting position; the sliding rail comprises a filler guide rail, a pressurizing guide rail, a pushing-out guide rail and a guiding-down guide rail; the pushing-out guide rail comprises a plane guide rail and a slope guide rail, and the filler guide rail, the pressurizing guide rail, the cam, the plane guide rail, the slope guide rail and the down-leading guide rail are sequentially arranged on the chassis around the shaft hole and form a closed loop on the chassis; the upper surface of the plane guide rail is vertical to the lower pressing rod, and when the position on the outer surface of the cam, which is farthest away from the rotating central shaft of the cam, is contacted with the lower pressing rod, the upper surface of the plane guide rail is tangent to the position on the outer surface of the cam, which is farthest away from the rotating central shaft of the cam; along the direction of keeping away from the plane guide rail, the distance of the upper surface of the slope guide rail and the chassis gradually increases, and the distance of the upper surface of the slope guide rail and the chassis is greater than or equal to the distance of the upper surface of the plane guide rail and the chassis.
Preferably, the invention further comprises a first fastener, the plane guide rail is provided with a waist-shaped counter bore, and the first fastener sequentially penetrates through the waist-shaped counter bore to be connected with the chassis.
Preferably, a gasket is padded between the plane guide rail and the chassis.
Preferably, the upper surface of the chassis is provided with a clamping groove around the shaft hole, and the pressurizing guide rail, the slope guide rail and the down-leading guide rail are clamped in the clamping groove.
Preferably, the clamping groove is an arc-shaped groove.
Preferably, the invention further comprises a second fastening piece, the pressurizing guide rail, the slope guide rail and the down-guiding guide rail are respectively provided with a pressurizing screw hole, a slope screw hole and a down-guiding screw hole, and the second fastening piece penetrates through the chassis and is respectively connected with the pressurizing screw hole, the slope screw hole and the down-guiding screw hole.
Compared with the prior art, when the pressing rod slides to the push-out guide rail from the cam, the pressing rod and the cam have no clearance or a small clearance, the upper surface of the plane guide rail is tangent to the outer surface of the cam, the pressing rod slides to the push-out guide rail from the cam without falling, so that the lower mold connected with the pressing rod does not fall, a vacuum environment cannot be formed in the cavity of the female mold, and the quality problems of layering and loosening of the product are avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural diagram of a slide rail device applied to a powder molding machine in an embodiment;
FIG. 2 is a schematic view of the structure of the cam and the push-out guide rail;
fig. 3 is a schematic structural diagram of the chassis in the embodiment.
Reference numerals: 1, a chassis; 11 shaft holes; 12 cam mounting positions; 13 key grooves; 14 card slots; 15 a second through hole; 2, a cam; 3, sliding rails; 31 a pressing guide rail; 311 a pressure screw hole; 32 pushing out the guide rail; 321 planar guide rails; 3211 waist-shaped counter bore; 322 a ramp guide rail; 3221 a first clip member; 33, guiding down the guide rail; 331 a second clamping piece; 332 down-lead screw holes; 4, a gasket; 01 press the rod down.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
The description of the present invention as to "first", "second", etc. is for descriptive purposes only, and not for purposes of particular ordinal or sequential meaning, nor for limitations, and is intended to identify components or operations described in the same technical language, but is intended to be construed as indicating or implying any relative importance or implicit identification of any number of technical features. 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.
For a further understanding of the contents, features and effects of the present invention, the following examples are illustrated in the accompanying drawings and described in the following detailed description:
referring to fig. 1, fig. 1 is a schematic structural diagram of a slide rail device applied to a powder molding machine in an embodiment. The direction close to the lower pressing rod is defined as up, and the direction far away from the lower pressing rod is defined as down. The embodiment provides a slide rail device applied to a powder forming machine, which comprises a chassis 1, a cam 2 and a slide rail 3, wherein the cam 2 and the slide rail 3 are both arranged on the chassis 1.
The chassis 1 is provided with a shaft hole 11 and a cam mounting position 12, the shaft hole 11 is fixedly sleeved on a fixed shaft of the powder forming machine, concretely, the chassis 1 is further provided with a key groove 13, the key groove 13 is positioned on the inner wall of the shaft hole 11, a flat key is arranged in the key groove 13, and the chassis 1 is fixedly sleeved on the fixed shaft of the powder forming machine through the flat key. The cam 2 is provided at the cam mounting position 12.
The slide rail 3 includes a filler rail, a pressing rail 31, a push-out rail 32, and a pull-down rail 33, and the push-out rail 32 includes a flat rail 321 and a slope rail 322. The packing guide rail, the pressurizing guide rail 31, the cam 2, the plane guide rail 321, the slope guide rail 322, and the pull-down guide rail 33 are sequentially arranged on the chassis 1 around the shaft hole 11, and form a closed loop on the chassis 1. The upper surface of the plane guide rail 321 is vertical to the lower pressing rod 01, and when the position on the outer surface of the cam 2 farthest from the rotation central axis of the cam is contacted with the lower pressing rod 01, the upper surface of the plane guide rail 321 is tangent to the position on the outer surface of the cam 2 farthest from the rotation central axis of the cam; the distance from the upper surface of the slope rail 322 to the chassis 1 gradually increases in a direction away from the plane rail 321, and the distance from the upper surface of the slope rail 322 to the chassis 1 is greater than or equal to the distance from the upper surface of the plane rail 321 to the chassis 1. One end of the slope guide rail 322 close to the down-leading guide rail 33 is provided with a first clamping member 3221, one end of the down-leading guide rail 33 close to the slope guide rail 322 is provided with a second clamping member 331 adapted to the first clamping member 3221, and the first clamping member 3221 is in contact with the second clamping member 331. Preferably, the end of the ramp rail 322 near the planar rail 321 is flush with the planar rail 321.
Further, referring to fig. 1 again, the present embodiment further includes a first fastener, the planar guide rail 321 is provided with a long counter bore, the long counter bore may be a rectangular counter bore or a kidney-shaped counter bore 3211, and the present embodiment adopts the kidney-shaped counter bore 3211. The chassis 1 is provided with a first threaded hole matched with the waist-shaped counter bore 3211, and the first fastener penetrates through the waist-shaped counter bore 3211 and is connected with the first threaded hole. The number of the kidney-shaped counter bores 3211 is multiple, preferably, the number of the kidney-shaped counter bores 3211 is three, and more preferably, the connecting lines of the three kidney-shaped counter bores 3211 form a triangle. When the first fastener is loosened, the relative position of the kidney-shaped counter bore 3211 and the first fastener can be adjusted, so that the relative position of the planar guide rail 321 and the chassis 1 can be adjusted, and the gap between the planar guide rail 321 and the cam 2 can be conveniently and quickly adjusted.
Further, referring to fig. 2, fig. 2 is a schematic structural view of a cam and a push-out guide rail. The gasket 4 is padded between the plane guide rail 321 and the chassis 1, and preferably, the external dimension of the gasket 4 is matched with the external dimension of the plane guide rail 321. The spacer 4 is added with a proper thickness by adjusting such that the upper surface of the plane guide rail 321 is tangent to the position of the outer surface of the cam 2 farthest from the rotation center axis of the cam when the farthest position of the outer surface of the cam 2 from the rotation center axis of the cam is abutted against the push-down bar 01.
Further, please refer to fig. 1 and fig. 3, wherein fig. 3 is a schematic structural diagram of the chassis in the embodiment. The clamping groove 14 is annularly arranged on the upper surface of the chassis 1 around the shaft hole 11, and clamping blocks are arranged on the lower surfaces of the pressurizing guide rail 31, the slope guide rail 322 and the down-leading guide rail 33 and clamped in the clamping groove 14. Preferably, the clamping groove 14 and the clamping blocks are both arc-shaped, that is, the clamping groove 14 is an arc-shaped groove, and the clamping blocks are arc-shaped blocks. The fixture block is clamped in the clamping groove 14, so that the positioning of the pressurizing guide rail 31, the slope guide rail 322 and the pull-down guide rail 33 can be completed, and thus the installation speed of the pressurizing guide rail 31, the slope guide rail 322 and the pull-down guide rail 33 can be increased.
Further, referring to fig. 1 and fig. 3, the present embodiment further includes a second fastening member, the chassis 1 is provided with a second through hole 15, the pressure guide rail 31, the slope guide rail 322 and the down-guide rail 33 are respectively provided with a pressure screw hole 311, a slope screw hole and a down-guide screw hole 332, and the positions of the pressure screw hole 311, the slope screw hole and the down-guide screw hole 332 correspond to the position of the second through hole 15. The second fastening member is connected to the pressurizing screw hole 311, the slope screw hole and the down-lead screw hole 332, respectively, after passing through the second through hole 15. The second fastening piece is a standard piece, and the positions of the pressurizing guide rail 31, the slope guide rail 322, the down-guide rail 33 and the chassis 1 are fixed by using the second fastening piece, so that the cost can be saved, and the fixing efficiency can be improved.
Referring back to fig. 1, when the powder is just pressed, that is, the cam 2 is in contact with the pressing rod 01 at a position on the outer surface of the cam 2 farthest from the rotation center axis of the cam, there is no or little gap between the cam 2 and the flat guide 321, and the upper surface of the flat guide 321 is tangent to the outer surface of the cam 2. After the powder is pressed and molded, the lower pressing rod 01 slides to the plane guide rail 321 from the cam 2, and then slides to the slope guide rail 322 from the plane guide rail 321, so that the lower pressing rod 01 pushes upwards, and the lower pressing rod 01 drives the lower mold to push the molded product upwards.
In conclusion, when the pressing rod slides to the push-out guide rail from the cam, the cam and the plane guide rail have no or small gap, the upper surface of the plane guide rail is tangent to the outer surface of the cam, the pressing rod does not fall in the moving process, the lower mold connected with the pressing rod does not fall, a cavity cannot be formed in the cavity of the female mold, the cavity cannot form a vacuum environment, and the quality problems of layering and loosening of products are avoided.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. A slide rail device applied to a powder forming machine is characterized by comprising:
the base plate (1), the said base plate (1) has shaft hole (11) and cam mounting position (12);
a cam (2), wherein the cam (2) is arranged at the cam mounting position (12); and
the sliding rail (3) comprises a filling guide rail, a pressurizing guide rail (31), a pushing-out guide rail (32) and a guiding-down guide rail (33); the push-out guide rail (32) comprises a plane guide rail (321) and a slope guide rail (322), the filling guide rail, the pressurizing guide rail (31), the cam (2), the plane guide rail (321), the slope guide rail (322) and the pull-down guide rail (33) are sequentially arranged on the chassis (1) around the shaft hole (11), and a closed loop is formed on the chassis (1); the upper surface of the plane guide rail (321) is vertical to the lower pressing rod (01), and when the position on the outer surface of the cam (2) farthest from the rotating central shaft of the cam is contacted with the lower pressing rod (01), the upper surface of the plane guide rail (321) is tangent to the position on the outer surface of the cam (2) farthest from the rotating central shaft of the cam; along the direction of keeping away from plane guide rail (321), the distance of the upper surface of slope guide rail (322) and chassis (1) increases gradually, and the distance of slope guide rail (322) upper surface and chassis (1) is more than or equal to the distance of plane guide rail (321) upper surface and chassis (1).
2. The slide rail device applied to the powder molding machine according to claim 1, wherein: the plane guide rail (321) is provided with a kidney-shaped counter bore (3211), and the first fastener sequentially penetrates through the kidney-shaped counter bore (3211) to be connected with the chassis (1).
3. The slide rail device applied to the powder molding machine according to claim 1, wherein: and a gasket (4) is padded between the plane guide rail (321) and the chassis (1).
4. The slide rail device applied to the powder molding machine according to any one of claims 1 to 3, wherein: the upper surface of the chassis (1) is provided with a clamping groove (14) in a surrounding manner around the shaft hole (11), and the pressurizing guide rail (31), the slope guide rail (322) and the down-leading guide rail (33) are clamped in the clamping groove (14).
5. The slide rail device applied to the powder molding machine according to claim 4, wherein: the clamping groove (14) is an arc-shaped groove.
6. The slide rail device applied to the powder molding machine according to any one of claims 1 to 3, wherein: the pressing guide rail (31), the slope guide rail (322) and the down-leading guide rail (33) are respectively provided with a pressing screw hole (311), a slope screw hole and a down-leading screw hole (332), and the second fastener penetrates through the chassis (1) and is respectively connected with the pressing screw hole (311), the slope screw hole and the down-leading screw hole (332).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119966.9A CN112338186B (en) | 2020-10-19 | 2020-10-19 | Be applied to powder forming machine's slide rail device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011119966.9A CN112338186B (en) | 2020-10-19 | 2020-10-19 | Be applied to powder forming machine's slide rail device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112338186A true CN112338186A (en) | 2021-02-09 |
| CN112338186B CN112338186B (en) | 2023-04-11 |
Family
ID=74362219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011119966.9A Active CN112338186B (en) | 2020-10-19 | 2020-10-19 | Be applied to powder forming machine's slide rail device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112338186B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08197294A (en) * | 1995-01-26 | 1996-08-06 | Fuji Elelctrochem Co Ltd | Rotary press |
| CN2267881Y (en) * | 1996-08-19 | 1997-11-19 | 龙焜煌 | Buffer indexing structure of rotary powder molding machine |
| CN1657273A (en) * | 2000-12-04 | 2005-08-24 | 株式会社村田制作所 | Powder supplying apparatus and powder molding apparatus |
| CN204700301U (en) * | 2015-04-24 | 2015-10-14 | 博罗县何氏模具制造有限公司 | Novel rotary type powder former |
| CN105618744A (en) * | 2015-04-24 | 2016-06-01 | 博罗县何氏模具制造有限公司 | Novel rotary type powder forming machine |
| CN110732666A (en) * | 2019-11-21 | 2020-01-31 | 博罗县何氏模具制造有限公司 | Chassis slide rail device of powder forming machine |
-
2020
- 2020-10-19 CN CN202011119966.9A patent/CN112338186B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08197294A (en) * | 1995-01-26 | 1996-08-06 | Fuji Elelctrochem Co Ltd | Rotary press |
| CN2267881Y (en) * | 1996-08-19 | 1997-11-19 | 龙焜煌 | Buffer indexing structure of rotary powder molding machine |
| CN1657273A (en) * | 2000-12-04 | 2005-08-24 | 株式会社村田制作所 | Powder supplying apparatus and powder molding apparatus |
| CN204700301U (en) * | 2015-04-24 | 2015-10-14 | 博罗县何氏模具制造有限公司 | Novel rotary type powder former |
| CN105618744A (en) * | 2015-04-24 | 2016-06-01 | 博罗县何氏模具制造有限公司 | Novel rotary type powder forming machine |
| CN110732666A (en) * | 2019-11-21 | 2020-01-31 | 博罗县何氏模具制造有限公司 | Chassis slide rail device of powder forming machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112338186B (en) | 2023-04-11 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Sliding rail device applied to powder forming machine Granted publication date: 20230411 Pledgee: Huizhou Huicheng Branch of Industrial and Commercial Bank of China Ltd. Pledgor: BOLUO HESHI DIE MANUFACTURING Co.,Ltd. Registration number: Y2024980048320 |
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