CN114309577A

CN114309577A - Raw material mixing device for powder metallurgy

Info

Publication number: CN114309577A
Application number: CN202011350914.2A
Authority: CN
Inventors: 黄亚飞; 贺兰湘; 王涛众; 牟彦澄
Original assignee: Zhuzhou Tianqiao Shunchen Coal Preparation Machinery Co ltd
Current assignee: Zhuzhou Tianqiao Shunchen Coal Preparation Machinery Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2022-04-12

Abstract

The invention relates to the technical field of metallurgical manufacturing equipment, in particular to a raw material mixing device for powder metallurgy, which comprises a shell, wherein the top of the shell is provided with a feed hopper, the inner side of the shell is slidably connected with a stirring box, the inner side of the stirring box is provided with a stirring mechanism, a transmission mechanism is arranged between the stirring mechanism and the stirring box, and the lower side of the stirring box is provided with a recovery mechanism. So that the raw materials are fully and uniformly mixed.

Description

Raw material mixing device for powder metallurgy

Technical Field

The invention relates to the technical field of metallurgical manufacturing equipment, in particular to a raw material uniformly mixing device for powder metallurgy.

Background

Powder metallurgy is a process technology for producing metal powder or a mixture of metal powder and nonmetal powder as raw materials, and then forming and sintering the raw materials to produce metal materials, composite materials and various products. The powder metallurgy method has similar places to the production of ceramics and belongs to the powder sintering technology, so a series of new powder metallurgy technologies can also be used for preparing ceramic materials. Due to the advantages of the powder metallurgy technology, the powder metallurgy technology becomes a key for solving the problem of new materials, and plays a significant role in the development of the new materials.

At present, the most needs the mixing before production of present powder metallurgy raw materials, and the puddler position relatively fixed among the mixing arrangement leads to the raw materials in mixing process, and the puddler can't carry out abundant contact with the raw materials, and then makes the raw materials mix inadequately abundant, consequently, to above current situation, the urgent need develops a raw materials mixing arrangement for powder metallurgy to overcome not enough in the current practical application.

Disclosure of Invention

The invention aims to provide a raw material blending device for powder metallurgy, which is used for solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a raw materials mixing device for powder metallurgy, includes the casing, the casing top is provided with the feeder hopper, the inboard sliding connection of casing is provided with the agitator tank, the agitator tank inboard is provided with rabbling mechanism, be provided with drive mechanism between rabbling mechanism and the agitator tank, the agitator tank downside is provided with retrieves the mechanism.

As a further scheme of the invention: rabbling mechanism includes the first motor that bolted connection set up on the inboard top of casing, first motor downside output is connected with the bull stick, bull stick outside fixed connection is provided with a plurality of first puddlers, the bull stick downside is provided with the driven lever of being connected with the agitator tank rotation, the driven lever top sets up at the inboard connecting rod fixed connection of bull stick with sliding connection, the connecting rod is located the equal fixed connection in the inboard part left and right sides of bull stick and is provided with the stopper, stopper and the spacing groove sliding connection who sets up at the bull stick inboard, the driven lever outside is provided with second rabbling mechanism.

As a further scheme of the invention: the second rabbling mechanism includes that bolted connection sets up the second motor in the driven lever inboard, the driven lever left and right sides all rotates to be connected and is provided with the horizontal pole, be connected through the second bevel gear meshing between horizontal pole and the second motor output, the horizontal pole other end rotates with the scraper blade that is used for promoting the raw materials inward movement to be connected, the inboard tank wall butt of scraper blade and agitator tank, the horizontal pole is located between scraper blade and the driven lever part outside fixed connection and is provided with a plurality of second puddlers.

As a further scheme of the invention: the transmission mechanism comprises top plates arranged on the upper sides of the front end and the rear end of the stirring box, supporting rods are fixedly connected between the top plates and the stirring box, transmission rods are arranged on the lower sides of the top plates, fixed plates fixedly connected with the shell are rotatably connected to the outer sides of the transmission rods, the transmission rods are meshed with the rotating rods through bevel gears, and cams are fixedly connected to the outer sides of the parts, located on the lower sides of the top plates, of the transmission rods.

As a further scheme of the invention: the recycling mechanism comprises a placing seat fixedly connected with the bottom of the inner side of the shell, a placing groove used for placing the collecting box is formed in the top end of the placing seat, pressing blocks are arranged on the left and right sides of the inner side of the placing groove in a sliding connection mode, a spring is fixedly connected between each pressing block and the placing seat, and a rubber pad is fixedly connected to the other end of each pressing block.

As a further scheme of the invention: the utility model discloses a stirring case, including placing seat, both ends upside all are provided with knocking mechanism about placing the seat, knocking mechanism is including knocking the hammer, both sides all are provided with the baffle with casing fixed connection around knocking the hammer, it rotates with the baffle to knock the hammer and is connected, it is provided with the push pedal with agitator tank fixed connection to knock hammer upside, push pedal outside fixed connection is provided with and is used for the drive to knock the swing rack of hammer.

As a further scheme of the invention: the knocking hammer comprises a movable rod which is rotatably connected and arranged between two side baffles, a fixed rod is fixedly connected to the outer side of the movable rod, a knocking block is fixedly connected to the other end of the fixed rod, transmission gears which are fixedly connected with the movable rod are arranged on the front side and the rear side of the fixed rod, and the transmission gears are connected with racks which are fixedly connected to the outer side of the push plate.

Compared with the prior art, the invention has the beneficial effects that:

1. by arranging the stirring mechanism, the second motor can drive the second stirring rod to rotate, the first motor can drive the driven rod to rotate while driving the first stirring rod to rotate, the driven rod can drive the scraper blade to rotate so as to enable the raw materials positioned at the inner edge of the stirring box to move inwards, the raw materials can be stirred more fully by utilizing the first stirring rod and the second stirring rod, and the stirring uniformity is improved;

2. through the arrangement of the transmission mechanism, the rotating rod drives the cam to rotate through the bevel gear, and the cam and the top plate act to enable the stirring box to move up and down repeatedly, so that the first stirring rod can be in more sufficient contact with the raw materials, and the raw materials can be fully and uniformly mixed;

3. through setting up knocking mechanism, the agitator tank can drive the push pedal motion at the in-process that carries out up-and-down motion under the effect of cam, and the rack in the push pedal makes the movable rod rotatory with the drive gear effect on the movable rod, and the movable rod drives through the dead lever and beats the piece and beat the collecting box simultaneously from the left and right sides, and the collecting box vibrates to make the raw materials in the collecting box pave, make things convenient for people to get the collecting box and put.

Drawings

FIG. 1 is a schematic structural view of a raw material kneading apparatus for powder metallurgy.

FIG. 2 is a side view of a casing of a raw material kneading apparatus for powder metallurgy.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Fig. 4 is a schematic structural view of a knocking hammer in a raw material mixing device for powder metallurgy.

In the figure: 1-housing, 2-feed hopper, 3-agitator tank, 4-first motor, 5-rotating rod, 6-first agitator rod, 7-driven rod, 8-second motor, 9-cross rod, 10-connecting rod, 11-stopper, 12-stopper groove, 13-scraper, 14-discharging tube, 15-supporting rod, 16-top plate, 17-bevel gear, 18-placing seat, 19-collecting box, 20-pressing block, 21-pushing plate, 22-fixing plate, 23-driving rod, 24-cam, 25-guide block, 26-guide groove, 27-baffle, 28-moving rod, 29-driving gear, 30-rack, 31-fixing rod, 32-knocking block, 33-spring, 34-rubber pad.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1-4, in an embodiment of the present invention, a raw material blending device for powder metallurgy includes a housing 1, a feeding hopper 2 is disposed at the top of the housing 1, a stirring box 3 is slidably connected to the inner side of the housing 1, a stirring mechanism is disposed on the inner side of the stirring box 3, a transmission mechanism is disposed between the stirring mechanism and the stirring box 3, and a recovery mechanism is disposed on the lower side of the stirring box 3.

Example 2

In this embodiment, rabbling mechanism includes bolted connection and sets up first motor 4 on 1 inboard top of casing, 4 downside outputs of first motor are connected with

bull stick

5, 5 outside fixed connection of bull stick is provided with a plurality of

first puddlers

6, 5 downside of bull stick is provided with rotates driven lever 7 of being connected with

agitator tank

3, 7 tops of driven lever set up at 5 inboard connecting rod 10 fixed connection of bull stick with sliding connection, connecting rod 10 is located the equal fixed connection in 5 inside portions of bull stick left and right sides and is provided with stopper 11, stopper 11 and the 12 sliding connection of spacing groove that set up at 5 inboards of bull stick, the 7 outsides of driven lever are provided with second rabbling mechanism.

In this embodiment, the second stirring mechanism includes a second motor 8 bolted on the inner side of the driven rod 7, the left and right sides of the driven rod 7 are rotatably connected with a cross rod 9, the output ends of the cross rod 9 and the second motor 8 are connected through a second bevel gear in a meshing manner, the other end of the cross rod 9 is rotatably connected with a scraper 13 for pushing the raw material to move inwards, the scraper 13 abuts against the inner side wall of the stirring box 3, a plurality of second stirring rods are fixedly connected to the outer side of the portion of the cross rod 9 between the scraper 13 and the driven rod 7, the second motor 8 can drive the second stirring rods to rotate through the stirring mechanism, the first motor 4 can drive the driven rod 7 to rotate while driving the first stirring rod 6 to rotate, the driven rod 7 can drive the scraper 13 to rotate so that the raw material on the inner edge of the stirring box 3 moves inwards, and the raw material can be stirred more sufficiently by using the first stirring rod 6 and the second stirring rod, the stirring uniformity is improved.

In this embodiment, drive mechanism is including setting up roof 16 at both ends upside around agitator tank 3, fixed connection is provided with bracing piece 15 between roof 16 and the agitator tank 3, roof 16 downside is provided with transfer line 23, transfer line 23 outside is rotated and is connected the fixed plate 22 that is provided with casing 1 fixed connection, be connected through bevel gear 17 meshing between transfer line 23 and the bull stick 5, transfer line 23 is located roof 16 downside part outside fixed connection and is provided with cam 24, and through setting up drive mechanism, bull stick 5 drives cam 24 through bevel gear 17 and rotates, and cam 24 and roof 16 effect make agitator tank 3 carry out up-and-down repetitive motion to make first puddler 6 can carry out more abundant contact with the raw materials, make the raw materials can fully mix.

In this embodiment, all be provided with guide way 26 on the both ends tank wall around agitator tank 3, the inboard sliding connection of guide way 26 is provided with the guide block 25 with casing 1 fixed connection, agitator tank 13 is controlled the equal fixed connection in both ends bottom and is provided with discharging pipe 14, discharging pipe 14 and the inboard equal fixed connection of agitator tank 3 junction are provided with the valve.

In this embodiment, the recycling mechanism includes a placing seat 18 fixedly connected to the bottom of the inner side of the casing 1, a placing groove for placing the collecting box 19 is formed in the top end of the placing seat 18, pressing blocks 20 are slidably connected to the left and right ends of the inner side of the placing groove, a spring 33 is fixedly connected between the pressing block 20 and the placing seat 18, and a rubber pad 34 is fixedly connected to the other end of the pressing block 20.

In this embodiment, both ends upside all is provided with knocking mechanism about placing seat 18, knocking mechanism is including knocking the hammer, both sides all are provided with the baffle 27 with casing 1 fixed connection around knocking the hammer, knocking the hammer and rotating with baffle 27 and being connected, knocking hammer upside be provided with agitator tank 3 fixed connection's push pedal 21, push pedal 21 outside fixed connection is provided with and is used for the drive to knock hammer wobbling rack 30.

In this embodiment, the knocking hammer comprises a movable rod 28 rotatably connected and arranged between two side baffles 27, a fixed rod 31 is fixedly connected and arranged on the outer side of the movable rod 28, a knocking block 32 is fixedly connected and arranged at the other end of the fixed rod 31, transmission gears 29 fixedly connected with the movable rod 28 are arranged on the front side and the rear side of the fixed rod 31, the transmission gears 29 are meshed and connected with a rack 30 fixedly connected and arranged on the outer side of the push plate 21, the stirring box 3 drives the push plate 21 to move in the process of reciprocating up and down under the action of a cam 24 by arranging a knocking mechanism, the rack 30 on the push plate 21 and the transmission gears 29 on the movable rod 28 act to rotate the movable rod 28, the movable rod 28 drives the knocking block 32 to knock the collecting box 19 from the left side and the right side simultaneously by the fixed rod 31, the collecting box 19 vibrates, and the raw materials in the collecting box 19 are spread, the collecting box 19 is convenient for people to take and place.

This raw materials mixing device for powder metallurgy, through setting up rabbling mechanism, second motor 8 can drive the second puddler rotatory, first motor 4 can drive driven lever 7 rotatory when driving first puddler 6 rotatory, driven lever 7 then can drive scraper blade 13 and rotate and make the raw materials that are located agitator tank 3 inward flange move to inside, utilize first puddler 6 and second puddler to make the raw materials can be more abundant stirring, the homogeneity of stirring has been improved, through setting up drive mechanism, bull stick 5 drives cam 24 through bevel gear 17 and rotates, cam 24 and roof 16 effect make agitator tank 3 carry out up-and-down motion repeatedly, thereby make first puddler 6 can carry out more abundant contact with the raw materials, make the raw materials fully mixed, through setting up knocking mechanism, agitator tank 3 can drive push pedal 21 motion in the in-process of carrying out up-and-down motion repeatedly under the effect of cam 24, the rack 30 on the push plate 21 and the transmission gear 29 on the movable rod 28 act to enable the movable rod 28 to rotate, the movable rod 28 drives the knocking block 32 to knock the collecting box 19 from the left side and the right side through the fixed rod 31, and the collecting box 19 vibrates, so that raw materials in the collecting box 19 are spread out, and people can conveniently take and place the collecting box 19.

The working principle of the invention is as follows: raw materials fall into a stirring box 3 along a feed hopper 2, a second motor 8 can drive a second stirring rod to rotate, a first motor 4 can drive a first stirring rod 6 to rotate and simultaneously drive a driven rod 7 to rotate, the driven rod 7 can drive a scraper 13 to rotate so that the raw materials at the inner edge of the stirring box 3 move inwards, the raw materials can be stirred more fully by the first stirring rod 6 and the second stirring rod, a rotating rod 5 drives a cam 24 to rotate through a bevel gear 17, the cam 24 and a top plate 16 act to enable the stirring box 3 to move up and down repeatedly, so that the first stirring rod 6 can be in contact with the raw materials more fully, the uniformly mixed raw materials fall into a collecting box 19 from a discharge pipe 14, the stirring box 3 can drive a push plate 21 to move in the process of moving up and down repeatedly under the action of the cam 24, a rack 30 on the push plate 21 and a transmission gear 29 on the movable rod 28 act to enable the movable rod 28 to rotate, the movable rod 28 drives the knocking block 32 to knock the collecting box 19 from the left side and the right side through the fixed rod 31, and the collecting box 19 vibrates, so that raw materials in the collecting box 19 are spread out, and people can conveniently take and place the collecting box 19.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several variations and modifications without departing from the concept of the present invention, and these should be considered as the protection scope of the present invention, which will not affect the effect of the implementation of the present invention and the utility of the patent.

Claims

1. The utility model provides a raw materials mixing device for powder metallurgy, includes casing (1), its characterized in that, casing (1) top is provided with feeder hopper (2), casing (1) inboard sliding connection is provided with agitator tank (3), agitator tank (3) inboard is provided with rabbling mechanism, be provided with drive mechanism between rabbling mechanism and agitator tank (3), agitator tank (3) downside is provided with retrieves the mechanism.

2. The raw material mixing device for powder metallurgy according to claim 1, wherein the stirring mechanism comprises a first motor (4) which is arranged at the top end of the inner side of the shell (1) in a bolt connection manner, the output end of the lower side of the first motor (4) is connected with a rotating rod (5), a plurality of first stirring rods (6) are fixedly connected and arranged on the outer side of the rotating rod (5), a driven rod (7) which is rotationally connected with the stirring box (3) is arranged at the lower side of the rotating rod (5), the top end of the driven rod (7) is fixedly connected with a connecting rod (10) which is arranged at the inner side of the rotating rod (5) in a sliding connection way, the left side and the right side of the inner part of the connecting rod (10) positioned on the rotating rod (5) are both fixedly connected with limit blocks (11), the limiting block (11) is in sliding connection with a limiting groove (12) formed in the inner side of the rotating rod (5), and a second stirring mechanism is arranged on the outer side of the driven rod (7).

3. The raw material mixing device for powder metallurgy according to claim 2, wherein the second stirring mechanism comprises a second motor (8) which is connected with a driven rod (7) through bolts and arranged on the inner side of the driven rod (7), the left side and the right side of the driven rod (7) are connected with a cross rod (9) in a rotating mode, the output end of the cross rod (9) is connected with the output end of the second motor (8) through a second bevel gear in a meshing mode, the other end of the cross rod (9) is connected with a scraper (13) which is used for pushing raw materials to move inwards in a rotating mode, the scraper (13) abuts against the wall of the inner side of the stirring box (3), and the cross rod (9) is located between the scraper (13) and the driven rod (7) and is fixedly connected with a plurality of second stirring rods on the outer side.

4. The raw material mixing device for powder metallurgy according to claim 3, wherein the transmission mechanism comprises a top plate (16) arranged on the upper side of the front end and the rear end of the stirring box (3), a support rod (15) is fixedly connected between the top plate (16) and the stirring box (3), a transmission rod (23) is arranged on the lower side of the top plate (16), a fixing plate (22) fixedly connected with the shell (1) is rotatably connected to the outer side of the transmission rod (23), the transmission rod (23) is meshed with the rotating rod (5) through a bevel gear (17), and a cam (24) is fixedly connected to the outer side of the part, located on the lower side of the top plate (16), of the transmission rod (23).

5. The raw material blending device for powder metallurgy according to claim 1, wherein the recycling mechanism comprises a placing seat (18) fixedly connected and arranged at the bottom of the inner side of the shell (1), a placing groove for placing the collecting box (19) is formed in the top end of the placing seat (18), pressing blocks (20) are arranged at the left end and the right end of the inner side of the placing groove in a sliding connection mode, springs (33) are fixedly connected between the pressing blocks (20) and the placing seat (18), and rubber pads (34) are fixedly connected to the other ends of the pressing blocks (20).

6. The raw material mixing device for powder metallurgy according to claim 5, wherein the placing seat (18) is provided with a knocking mechanism on the upper sides of the left and right ends, the knocking mechanism comprises a knocking hammer, the front and rear sides of the knocking hammer are provided with baffle plates (27) fixedly connected with the shell (1), the knocking hammer is rotatably connected with the baffle plates (27), the upper side of the knocking hammer is provided with a push plate (21) fixedly connected with the stirring box (3), and the outer side of the push plate (21) is fixedly connected with a rack (30) for driving the knocking hammer to swing.

7. The raw material mixing device for powder metallurgy according to claim 6, wherein the knocking hammer comprises a movable rod (28) rotatably connected and arranged between two side baffles (27), a fixed rod (31) is fixedly connected to the outer side of the movable rod (28), a knocking block (32) is fixedly connected to the other end of the fixed rod (31), transmission gears (29) fixedly connected with the movable rod (28) are arranged on the front side and the rear side of the fixed rod (31), and the transmission gears (29) are meshed and connected with a rack (30) fixedly connected and arranged on the outer side of the push plate (21).