CN112935247A - Quantitative powder feeding mechanism capable of automatically adjusting powder filling amount and powder feeding method - Google Patents
Quantitative powder feeding mechanism capable of automatically adjusting powder filling amount and powder feeding method Download PDFInfo
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- CN112935247A CN112935247A CN201911169312.4A CN201911169312A CN112935247A CN 112935247 A CN112935247 A CN 112935247A CN 201911169312 A CN201911169312 A CN 201911169312A CN 112935247 A CN112935247 A CN 112935247A
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- 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
- B22F3/004—Filling molds with powder
Abstract
The invention discloses a quantitative powder feeding mechanism capable of automatically adjusting powder filling amount and a powder feeding method, wherein the quantitative powder feeding mechanism comprises a powder receiving plate, a hopper erected on the powder receiving plate, a first powder baffle which is attached between the hopper and the powder receiving plate and can move horizontally, a powder feeding plate which is attached to the lower surface of the powder receiving plate in a horizontally movable manner, a second powder baffle which is attached below the powder feeding plate and can move horizontally, a quantitative ejector rod positioned below the second powder baffle, and a driving piece for driving the quantitative ejector rod to move up and down; the first powder blocking plate, the powder receiving plate, the powder conveying plate and the second powder blocking plate are respectively provided with a plurality of first powder leakage holes, powder receiving holes, second powder leakage holes and third powder leakage holes, when powder is fed, the hole structures are communicated up and down, and the driving piece controls the depth of the quantitative ejector rod which is upwards inserted into the powder receiving plate to realize the control of powder filling. The invention can realize quantitative powder feeding and flexibly and automatically adjust the powder feeding amount so as to meet the powder amount requirements of various powder molding products.
Description
[ technical field ] A method for producing a semiconductor device
The invention belongs to the technical field of powder forming equipment, and particularly relates to a quantitative powder feeding mechanism and a quantitative powder feeding method capable of automatically adjusting powder filling amount.
[ background of the invention ]
Powder forming machines are devices for pressing metal powder into a product of a fixed shape and are widely used in manufacturing industry. The powder forming machine generally includes an upper die assembly, a lower die assembly, a driving assembly for driving the upper die assembly and the lower die assembly to close and open the dies, and a powder feeding unit. The powder feeding amount of the traditional powder feeding unit is not quantificationally conveyed, so that the quality of the punch-formed product is uneven; patent application No. 201320157228.X in the prior art discloses a powder forming die capable of quantitatively feeding powder, which realizes the function of quantitatively feeding powder, but the feeding amount of each powder feeding is fixed, and if the product type changes, the powder feeding module needs to be replaced, so that time and material are wasted. Patent publication No. CN106825555B discloses a quantitative powder feeding device and powder forming equipment in the prior art, and although the powder filling amount is adjustable, the following defects exist: 1) the powder storage box is movable, powder is easy to leak, and the powder is clamped into gaps among the contact plates to influence the smooth movement of the movable plates; 2) in the whole device, the number of plates which move relatively is too much, the number of driving pieces required is increased, the cost is increased, and the structure is complicated; 3) although quantitative adjustment during powder filling is realized according to the disclosed structure in the action process, the quantitative adjustment can not be really realized when the powder is filled into the quantitative plate, then enters the material passing hole, then enters the powder feeding hole and finally is fed into the die, because in the process, the powder cannot leak downwards only by being staggered with the powder feeding through hole after the powder enters the powder feeding hole, and when the powder is staggered, the quantitative rod cannot simultaneously penetrate through the powder feeding hole and the powder feeding through hole, and the powder feeding through hole needs to be blocked, so that the powder stays in the powder feeding hole to be displaced, and the technical problem is not solved in the patent, and therefore, complete powder filling amount adjustment and quantitative powder feeding can not be really completed.
Therefore, it is necessary to provide a new quantitative powder feeding mechanism and a new powder feeding method capable of automatically adjusting the powder filling amount to solve the above problems.
[ summary of the invention ]
One of the main objectives of the present invention is to provide a quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount, which can achieve quantitative powder feeding and flexibly and automatically adjust the powder feeding amount to meet the powder amount requirements of various powder molded products.
The invention realizes the purpose through the following technical scheme: a quantitative powder feeding mechanism capable of automatically adjusting powder filling amount comprises a powder receiving plate, a hopper erected on the powder receiving plate, a first powder blocking plate which is attached between the bottom of the hopper and the powder receiving plate and controls whether powder of the hopper leaks downwards, a powder feeding plate which is horizontally movably attached to the lower surface of the powder receiving plate, a second powder blocking plate which is attached below the powder feeding plate and controls whether powder in the powder feeding plate leaks downwards, a quantitative ejector rod located below the second powder blocking plate, and a driving piece which drives the quantitative ejector rod to move upwards and downwards; the first powder blocking plate, the powder receiving plate, the powder conveying plate and the second powder blocking plate are respectively provided with a plurality of first powder leakage holes, powder receiving holes, second powder leakage holes and third powder leakage holes, when powder is fed, the hole structures are communicated up and down, and the driving piece controls the depth of the quantitative ejector rod which is upwards inserted into the powder receiving holes to realize the control of powder filling amount.
Further, the second powder leakage hole is communicated with or blocked from the powder receiving hole along with the horizontal movement of the powder feeding plate relative to the powder receiving plate; and the third powder leakage hole is communicated with or blocked by the second powder leakage hole along with the horizontal movement of the second powder baffle relative to the powder feeding plate.
Further, the hopper comprises a bottom plate, and a plurality of openings penetrating through the upper surface and the lower surface are formed in the bottom plate.
The first powder leakage hole is communicated with or blocked from the opening along with the horizontal movement of the first powder baffle plate relative to the bottom plate, so that whether the powder in the hopper is output or not is automatically controlled.
Furthermore, the powder feeding device also comprises a movable plate and a driving assembly, wherein the movable plate is horizontally movably attached to the lower surface of the powder receiving plate, the driving assembly drives the movable plate to perform horizontal linear motion, and the powder feeding plate is embedded in the movable plate and is parallel and level to the surfaces of the movable plate and the powder receiving plate.
Furthermore, the powder spraying device also comprises a second air cylinder which is fixed on the movable plate and drives the second powder baffle to perform horizontal linear motion.
Furthermore, the driving assembly comprises a second driving part positioned above the movable plate, a swing arm driven by the second driving part to rotate around a rotating shaft of the second driving part, and a transmission rod with one end hinged on the swing arm and the other end hinged on the movable plate.
Furthermore, the quantitative lifting device further comprises a lifting plate, the lifting plate is driven by the driving piece to move up and down, and the quantitative ejector rod is integrally and fixedly arranged on the lifting plate.
Furthermore, the powder collecting device also comprises a third cylinder fixed below the lifting plate and a powder filling guide shaft driven by the third cylinder to move up and down and capable of penetrating through the powder collecting plate.
Another main object of the present invention is to provide a powder feeding method, which comprises the following steps:
1) providing a powder receiving plate and a plurality of quantitative ejector pins which move up and down, inserting the quantitative ejector pins into the powder receiving plate from the lower part, and controlling the insertion depth of the quantitative ejector pins according to the powder quantity;
2) dropping powder from a hopper into the powder receiving plate, and then closing the hopper;
3) moving the quantitative thimble downwards to enable the powder in the powder receiving plate to fall into a feeding plate, and attaching a second powder baffle below the powder feeding plate, wherein the quantitative thimble penetrates through the second powder baffle and the top of the quantitative thimble is sealed to block the bottom of the feeding plate;
4) the second powder baffle and the powder feeding plate are displaced in a dislocation way, so that the second powder baffle blocks the bottom of the powder feeding plate;
5) moving the quantitative thimble downwards to separate the quantitative thimble from the second powder baffle, and fixing the relative position of the second powder baffle and the powder feeding plate;
6) synchronously moving the powder feeding plate and the second powder baffle plate to the position of the forming die, and moving the second powder baffle plate to remove the blockage on the bottom of the second powder baffle plate to finish powder feeding;
7) and synchronously moving the powder feeding plate and the second powder baffle back to the powder receiving position to carry out the next powder receiving action.
Compared with the prior art, the quantitative powder feeding mechanism and the powder feeding method capable of automatically adjusting the powder filling amount have the beneficial effects that: the quantitative ejector rod is arranged, and the driving piece motor is used for driving the quantitative ejector rod to move up and down, so that the insertion height of the quantitative ejector rod in the powder receiving plate is accurately controlled, and the powder quantity in the powder receiving plate is controlled and adjusted; after the powder feeding is closed, the powder in the powder receiving plate is guided into the powder feeding plate along with the continuous descending of the quantitative ejector rod, and then the powder is finally fed into the forming die through the powder feeding plate, so that the universality of the powder forming machine is greatly improved, and the online powder feeding amount can be adjusted.
[ description of the drawings ]
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic illustration of an explosive structure according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an exploded structure of the upper portion of the powder receiving plate according to the embodiment of the present invention;
FIG. 4 is an exploded view of the lower portion of the powder receiving plate according to the embodiment of the present invention;
the figures in the drawings represent:
100 quantitative powder feeding mechanism capable of automatically adjusting powder filling amount;
1, a powder receiving plate, 11 powder receiving holes and 12 limiting guide rollers;
2, a hopper, 21 a bottom plate, 22 surrounding baffles, 23 cover plates and 24 openings;
the control unit comprises a 3-door control unit, a 31 first cylinder, a 32 first powder baffle plate and a 33 first powder leakage hole;
4, a powder feeding unit, a movable plate 41, a powder feeding plate 42, a 421 second powder leakage hole, a 43 second air cylinder, a 44 second powder baffle, a 441 third powder leakage hole, a 45 driving component, a 451 second driving part, a 452 swing arm and a 453 transmission rod;
5 powder amount adjusting units, 51 a first driving piece, 52 a lifting plate, 53 a quantitative thimble, 54 a third cylinder, 55 a powder filling guide shaft, 56 a guide rod and 57 a guide sleeve.
[ detailed description ] embodiments
Example (b):
referring to fig. 1-4, the present embodiment is a quantitative powder feeding mechanism 100 capable of automatically adjusting the powder filling amount, which includes a powder receiving plate 1 having a plurality of powder receiving holes 11, a hopper 2 erected on the powder receiving plate 1, a gate control unit 3 located between the hopper 2 and the powder receiving plate 1 and controlling whether powder in the hopper 2 leaks downward, a powder feeding unit 4 attached below the powder receiving plate 1, and a powder amount adjusting unit 5 located below the powder feeding unit 4 and capable of adjusting the powder filling amount vertically.
The hopper 2 comprises a base plate 21, a containment flap 22, and a cover plate 23 which can be opened. The bottom plate 21 is provided with a plurality of openings 24 penetrating the upper and lower surfaces. In this embodiment, the openings 24 are strip-shaped openings and four openings are arranged in parallel. In other embodiments, the opening 24 may be provided in other shapes, and the shape is not limited in this disclosure.
In this embodiment, the hopper 2 is used to quantitatively fill powder and then feed the powder to the powder receiving plate 1, but in other embodiments, an automatic powder feeding device may be separately provided, and an output port of the automatic powder feeding device is communicated with the hopper 2 through a pipeline to realize automatic replenishment, and whether the hopper 2 outputs the powder or not is realized through the gate control unit 3.
The door control unit 3 includes a first cylinder 31, and a first powder baffle 32 driven by the first cylinder 31 to move horizontally and provided corresponding to the bottom plate 21. The first powder baffle 32 is horizontally movably attached between the bottom plate 21 of the hopper 2 and the powder receiving plate 1. The lower surface of the bottom plate 21 is recessed upward to form a chute (not shown) for guiding the linear motion track of the first powder baffle 32. The first powder baffle 32 is provided with a plurality of first powder leakage holes 33, and the first powder leakage holes 33 are communicated with or blocked from the opening 24 along with the horizontal movement of the first powder baffle 32 relative to the bottom plate 21, so that the automatic control on whether the powder in the hopper 2 is output or not is realized.
The powder feeding unit 4 comprises a movable plate 41 which is attached to the lower surface of the powder receiving plate 1 in a horizontally movable manner, a powder feeding plate 42 which is embedded in the movable plate 41, a second air cylinder 43 which is fixed on the movable plate 41, a second powder baffle 44 which is driven by the second air cylinder 43 to perform horizontal linear motion and is attached to the lower part of the powder feeding plate 42, and a driving assembly 45 which drives the movable plate 41 to perform horizontal linear motion.
The powder feeding plate 42 and the second powder blocking plate 44 are respectively provided with a plurality of second powder leakage holes 421 and third powder leakage holes 441; the second powder leaking hole 421 is communicated with or blocked from the powder receiving hole 11 along with the horizontal movement of the movable plate 41 relative to the powder receiving plate 1; the third powder leaking hole 441 is communicated with or blocked from the second powder leaking hole 421 along with the horizontal movement of the second powder baffle 44 relative to the powder feeding plate 42.
The powder feeding plate 42 is flush with the surface of the movable plate 41. In this embodiment, the powder feeding plate 42 and the movable plate 41 are designed into two structures, so that the powder feeding plate 42 can be conveniently detached for timely replacement or maintenance or cleaning. In other embodiments, the powder feeding plate 42 and the movable plate 41 may be designed as a single body.
Four limiting guide rollers 12 are arranged below the powder receiving plate 1, the limiting guide rollers 12 are symmetrically arranged on two sides of the movable plate 41 in two pairs, and the motion trail of the movable plate 41 is limited and guided.
The lower surface of the movable plate 41 is provided with a pair of L-shaped pallets forming a chute, and the second powder blocking plate 44 is supported by the L-shaped pallets and slides in the chute.
The driving assembly 45 includes a second driving member 451 positioned above the movable plate 41, a swing arm 452 rotated by the second driving member 451 about a rotation axis thereof, and a driving lever 453 having one end hinged to the swing arm 452 and the other end hinged to the movable plate 41. The swing arm 452 is driven to swing by the second driving member 451, thereby achieving the horizontal linear motion of the movable plate 41. The second driving member 451 is separately disposed above and far away from the powder filling module, and the swing arm is rotated to realize the horizontal linear motion of the movable plate 41, so that the powder can be effectively prevented from being clamped into the driving member to affect the service life of the driving member. In other embodiments, the driving assembly 45 may be directly driven by a cylinder.
The powder amount adjusting unit 5 includes a first driving member 51 fixedly installed, a lifting plate 52 driven by the first driving member 51 to move up and down, a plurality of quantitative ejector pins 53 fixed on the lifting plate 52, a third air cylinder 54 fixed below the lifting plate 52, and a powder filling guide shaft 55 driven by the third air cylinder 54 to move up and down. When powder is filled, the powder filling guide shaft 55 is in an ejection state and sequentially passes through the lifting plate 52, the second powder baffle 44, the powder feeding plate 42 and the powder receiving plate 1, so that holes for powder leakage in the lifting plate 52, the second powder baffle 44, the powder feeding plate 42 and the powder receiving plate 1 are ensured to be communicated up and down, the quantitative ejector pins 53 are prevented from being damaged due to collision caused by the fact that the position of one plate is not in place in the lifting process, the first driving piece 51 is damaged, and the first driving piece 51 is protected.
During powder filling, the opening 24, the first powder leakage hole 33, the powder receiving hole 11, the second powder leakage hole 421 and the third powder leakage hole 441 from top to bottom are communicated, the quantitative thimble 53 is communicated with the quantitative thimble, and the powder receiving amount in the powder receiving hole 11 is controlled by the insertion depth of the quantitative thimble 53 in the powder receiving hole 11.
A plurality of guide rods 56 are arranged below the powder receiving plate 1, and the lifting plate 52 moves up and down on the guide rods 56 through guide sleeves 57.
The embodiment also provides a quantitative powder feeding method capable of automatically adjusting the powder filling amount, which comprises the following steps:
in the initial state, the first powder leaking hole 33 is blocked from the opening 24, the powder feeding plate 42 is located at the powder receiving position, and the second powder leaking hole 421 is communicated with the third powder leaking hole 441; the hopper 2 is filled with powder, or the powder is directly supplied and fed automatically through the automatic powder feeding unit and the automatic feeding hopper 2;
1) the third cylinder 54 drives the powder filling guide shaft 55 to eject to a conduction penetrating position, and detects whether the powder feeding plate 42 and the second powder leaking plate 44 move to the right position;
2) the first driving member 51 drives the lifting plate 52 to ascend, so that the quantitative thimble 53 ascends to a powder receiving position, and the top end of the quantitative thimble 53 is flush with the opening of the second powder leakage hole 421;
3) the first air cylinder 31 drives the first powder baffle 32 to move, so that the first powder leakage hole 33 is communicated with the opening 24, and the powder in the hopper 2 leaks part of the powder from the opening 24 to the powder receiving hole 11 in the powder receiving plate 1 and is filled;
4) the first driving member 51 drives the lifting plate 52 to ascend again, so that the top of the quantitative thimble 53 ascends to a quantitative position, the powder in the powder receiving hole 11 is a set total amount, and at this time, the top end of the quantitative thimble 53 stays at the set height of the powder receiving hole 11;
5) the first cylinder 31 drives the first powder baffle 32 to move, and the opening 24 is closed to feed powder;
6) the third air cylinder 54 drives the powder filling guide shaft 55 to retract;
7) the first driving member 51 drives the lifting plate 52 to descend so that the top end of the quantitative thimble 53 extends into the second powder baffle 44, and at the moment, the second cylinder 43 is in an exhaust state;
8) the second driving member 451 drives the powder feeding plate 42 to move forward, so that the second powder leaking hole 421 and the third powder leaking hole 441 are blocked in a staggered manner, and the second cylinder 43 is in a non-working state, so that the second powder blocking plate 44 does not move forward synchronously with the powder feeding plate 42 under the blocking action of the quantitative ejector pins 53, and thus, the staggered manner is realized;
9) the first driving member 51 drives the lifting plate 52 to continuously descend so that the quantitative thimble 53 is separated from the second powder blocking plate 44;
10) the second cylinder 4 is started to work, the position of the second powder baffle 44 is fixed, and the second powder leakage hole 421 is ensured to be closed;
11) the second driving member 451 drives the powder feeding plate 42 to enter the powder filling position of the mold;
12) the second cylinder 4 drives the second powder leaking plate 44 to move, so that the second powder leaking hole 421 is communicated with the third powder leaking hole 441 to finish powder feeding;
13) the powder feeding plate 42 is retracted to the powder receiving position for the next cycle.
In order to ensure that the powder does not leak to the outside when the quantitative ejector rod 53 moves up and down, firstly, in the embodiment, the aperture sizes of the powder receiving hole 11 in the powder receiving plate 1, the second powder leaking hole 421 in the powder feeding plate 42 and the third powder leaking hole 441 are designed to be the same, the difference between the aperture sizes and the outer diameter of the quantitative ejector rod 53 is very small, the aperture sizes can be designed according to the diameter size of powder particles, and on the premise that the quantitative ejector rod 53 can move up and down between the powder receiving plate 1 and the second powder baffle plate 44, the gap is reduced as much as possible, so that the powder is prevented from leaking outside; next, the lower diameter of the quantitative push rod 53 is larger than the inner diameter of the third powder leaking hole 441.
The quantitative powder feeding mechanism and the powder feeding method capable of automatically adjusting the powder filling amount have the advantages that the quantitative ejector rod is arranged, the driving piece motor is used for driving the quantitative ejector rod to move up and down, and the insertion height of the quantitative ejector rod in the powder receiving plate is accurately controlled, so that the powder amount in the powder receiving plate is controlled and adjusted; after the powder feeding is closed, the powder in the powder receiving plate is guided into the powder feeding plate along with the continuous descending of the quantitative ejector rod, and then the powder is finally fed into the forming die through the powder feeding plate, so that the universality of the powder forming machine is greatly improved, and the online powder feeding amount can be adjusted.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a but quantitative powder feeding mechanism of automatically regulated powder filling amount which characterized in that: the powder collecting device comprises a powder collecting plate, a hopper erected on the powder collecting plate, a first powder blocking plate which is attached between the bottom of the hopper and the powder collecting plate and controls whether powder of the hopper leaks downwards, a horizontally movable powder conveying plate which is attached to the lower surface of the powder collecting plate, a second powder blocking plate which is attached to the lower side of the powder conveying plate and controls whether powder in the powder conveying plate leaks downwards, a quantitative ejector rod positioned below the second powder blocking plate, and a driving piece which drives the quantitative ejector rod to move up and down; the first powder blocking plate, the powder receiving plate, the powder conveying plate and the second powder blocking plate are respectively provided with a plurality of first powder leakage holes, powder receiving holes, second powder leakage holes and third powder leakage holes, when powder is fed, the hole structures are communicated up and down, and the driving piece controls the depth of the quantitative ejector rod which is upwards inserted into the powder receiving holes to realize the control of powder filling amount.
2. The quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 1, wherein: the second powder leakage hole is communicated with or blocked from the powder receiving hole along with the horizontal movement of the powder feeding plate relative to the powder receiving plate; and the third powder leakage hole is communicated with or blocked by the second powder leakage hole along with the horizontal movement of the second powder baffle relative to the powder feeding plate.
3. The quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 1, wherein: the hopper comprises a bottom plate, wherein a plurality of openings penetrating through the upper surface and the lower surface are formed in the bottom plate.
4. A quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 3, wherein: the first powder leakage hole is communicated with or blocked from the opening along with the horizontal movement of the first powder baffle plate relative to the bottom plate, so that whether powder in the hopper is output or not is automatically controlled.
5. The quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 1, wherein: the powder feeding device is characterized by further comprising a movable horizontal attaching plate and a driving assembly, wherein the movable horizontal attaching plate is arranged on the lower surface of the powder receiving plate, the driving assembly drives the movable plate to perform horizontal linear motion, and the powder feeding plate is embedded into the movable plate and is parallel and level to the surface of the movable plate.
6. The quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 5, wherein: the second cylinder is fixed on the movable plate and drives the second powder baffle to perform horizontal linear motion.
7. The quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 5, wherein: the driving assembly comprises a second driving part positioned above the movable plate, a swinging arm driven by the second driving part to rotate around a rotating shaft of the second driving part, and a transmission rod, wherein one end of the transmission rod is hinged on the swinging arm, and the other end of the transmission rod is hinged on the movable plate.
8. The quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 1, wherein: the quantitative ejector rod is integrally and fixedly arranged on the lifting plate.
9. The quantitative powder feeding mechanism capable of automatically adjusting the powder filling amount according to claim 8, wherein: the powder filling device further comprises a third cylinder fixed below the lifting plate and a powder filling guide shaft driven by the third cylinder to move up and down and capable of penetrating through the powder receiving plate.
10. A powder feeding method is characterized in that: which comprises the following steps:
1) providing a powder receiving hole and a plurality of quantitative thimbles which move up and down, inserting the quantitative thimbles into the powder receiving hole from the lower part, and controlling the insertion depth of the quantitative thimbles according to the powder quantity;
2) dropping powder from a hopper into the powder receiving hole, and then closing the hopper;
3) moving the quantitative thimble downwards to enable the powder in the powder receiving hole to fall into a feeding plate, and attaching a second powder baffle below the powder feeding plate, wherein the quantitative thimble penetrates through the second powder baffle and the top of the quantitative thimble is sealed to block the bottom of the feeding plate;
4) the second powder baffle and the powder feeding plate are displaced in a dislocation way, so that the second powder baffle blocks the bottom of the powder feeding plate;
5) moving the quantitative thimble downwards to separate the quantitative thimble from the second powder baffle, and fixing the relative position of the second powder baffle and the powder feeding plate;
6) synchronously moving the powder feeding plate and the second powder baffle plate to the position of the forming die, and moving the second powder baffle plate to remove the blockage on the bottom of the second powder baffle plate to finish powder feeding;
7) and synchronously moving the powder feeding plate and the second powder baffle back to the powder receiving position to carry out the next powder receiving action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911169312.4A CN112935247A (en) | 2019-11-26 | 2019-11-26 | Quantitative powder feeding mechanism capable of automatically adjusting powder filling amount and powder feeding method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911169312.4A CN112935247A (en) | 2019-11-26 | 2019-11-26 | Quantitative powder feeding mechanism capable of automatically adjusting powder filling amount and powder feeding method |
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| CN112935247A true CN112935247A (en) | 2021-06-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986969A (en) * | 2022-05-17 | 2022-09-02 | 极米(宁波)智能设备有限公司 | Powder hot press forming equipment |
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2019
- 2019-11-26 CN CN201911169312.4A patent/CN112935247A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986969A (en) * | 2022-05-17 | 2022-09-02 | 极米(宁波)智能设备有限公司 | Powder hot press forming equipment |
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