CN210278958U

CN210278958U - Powder mixer

Info

Publication number: CN210278958U
Application number: CN201920525304.8U
Authority: CN
Inventors: 简煜璋
Original assignee: Bman Manufacturing Zhe Jiang Co ltd
Current assignee: Bman Manufacturing Zhe Jiang Co ltd
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-04-10
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a powder mixer, which comprises a turntable, a charging barrel clamp and a charging barrel, wherein the charging barrel clamp is fixedly arranged on the turntable, the charging barrel is clamped by the charging barrel clamp, and the turntable drives the charging barrel to rotate; the stirring device is characterized in that a stirring spoon is arranged in the charging barrel, and the stirring spoon is driven by a stirring mechanism to move up and down. Compared with the prior art, the utility model has the following advantage: the method adopts a method of combining shovel type stirring and a roller; the mixing of the powders with different specific gravities is very facilitated.

Description

Powder mixer

Technical Field

The utility model relates to the technical field of stirring and mixing, in particular to a powder stirrer applied to the field of 3D printing of metal powder, which adopts a method of combining shovel type stirring and a roller; the mixing of the powders with different specific gravities is very facilitated.

Background

Conventional mixing equipment is bulky, heavy, and typically produces a steel frame to support the mixer for safety reasons. Therefore, the cost is greatly increased, the floor area of the equipment is increased, and the operation is inconvenient. The mixer works on a vessel, which is accompanied by dynamic and static loads that are very detrimental to the mixer and to the vessel. In order to solve the above problems, those skilled in the art have adopted corresponding improvements, such as chinese patent, a vertical mixer (201010519931.4) which includes a motor, a first bearing, a gear set, a gear box, a second bearing, a transmission shaft, a frame, a seal, a chassis flange, a stirring shaft, and an impeller; wherein the motor is mounted on the upper side of the frame; the chassis flange is arranged on the lower side of the frame; the first bearing, the gear set, the gear box, the second bearing and the transmission shaft are all arranged inside the rack; the transmission shaft is fixed in the rack through a first bearing and a second bearing; the stirring shaft is connected with the transmission shaft; the impeller is arranged at one end of the stirring shaft; the output shaft of the motor is connected with a pinion main shaft of the gear set; and a seal is arranged between the chassis flange and the stirring shaft. The seal is an oil seal; the sealing is a filler sealing, and has the characteristics of large volume, heavy weight, low cost, reduction of dynamic load and static load of stirring equipment and the like.

Simultaneously, to the stirring of powdered material and mix, can adopt multiple raw and other materials to mix in the traditional handicraft production, multiple powdered raw and other materials adopt manual stirring to mix not only work slightly big inefficiency in mixing process, also hardly make the powder misce bene moreover. In the prior art, when a plurality of mechanical stirring devices work, a stirring paddle can only cover a large half of the area, so that part of powder is uniform and the powder on the edge is non-uniform; as a Chinese patent, a vertical mixer (201720839647.2) comprises a workbench, wherein a supporting platform connected through a supporting rod I is arranged on the workbench, and a discharge barrel is arranged on the supporting platform; a stirring mechanism is arranged between the supporting table and the workbench and comprises a bin, a stirring mechanism and a spiral conveyor, a feed inlet of the bin is positioned below the discharge cylinder, the stirring mechanism is positioned at the bottom of the bin, the spiral conveyor is connected to the workbench through a support rod II, and a discharge outlet of the bin is communicated with a shell of the spiral conveyor through a branch pipe; a rotary baffle is arranged in the branch pipe; the rotary retaining sheet comprises a sheet body and a rotating shaft which are connected into a whole, the branch pipe is provided with a rotating hole, and the rotating shaft is arranged in the rotating hole; in the working process of the device, mixed powder is put into a storage bin from a discharge barrel, and is subjected to primary mixing and stirring under the action of a stirring mechanism; then, the mixture enters the shell of the screw conveyor through the branch pipe to be mixed and stirred for the second time, so that the stirring uniformity is improved, and the mixing is reliable.

Although the mixer of above-mentioned structure can realize good stirring, nevertheless to the mixture of the various raw and other materials in metal powder 3D printing field, need be mixed different powder together sometimes to improve material performance, nevertheless because of different powders density \ size \ shape difference or difference at the granule are great, at the in-process of mixing, the powder that the proportion is lighter floats to the surface easily, and some great powder of proportion then sinks in the bottom, the utility model discloses a shovel formula stirring and the method that the cylinder combines are favorable to the mixing of different proportion powders very much, in order to overcome above-mentioned defect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the not enough among the above-mentioned prior art, provide a powder mixer, adopt the method that shovel stirring and cylinder combine, be favorable to the mixture of different proportion powders very much.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

a powder mixer comprises a rotary table, a charging barrel clamp and a charging barrel, wherein the charging barrel clamp is fixedly arranged on the rotary table, the charging barrel is clamped by the charging barrel clamp, and the rotary table drives the charging barrel to rotate; the stirring device is characterized in that a stirring spoon is arranged in the charging barrel, and the stirring spoon is driven by a stirring mechanism to move up and down.

Preferably, the turntable is arranged on a turntable support with adjustable inclination, the turntable support with adjustable inclination consists of a vertical plate and an inclined plate, and the inclination of the turntable support can be adjusted by adjusting the height of the inclined plate relative to the vertical plate.

Preferably, the vertical plate is of a highly telescopic structure, the inclined plate is arranged at the top of the vertical plate, and the inclination of the inclined plate can be adjusted by adjusting the height of the vertical plate.

Preferably, the turntable is driven to rotate by a first speed regulating motor.

Preferably, the stirring mechanism comprises a cross universal joint coupler, a connecting rod, a ball joint, a U-shaped groove plate and a second speed regulating motor, wherein the stirring spoon is connected with one end of the connecting rod through the cross universal joint coupler, the other end of the connecting rod is connected with the ball joint, a connecting rod is arranged on the ball joint, one end of the connecting rod is arranged in a U-shaped groove of the U-shaped groove plate, and one end of the U-shaped groove plate is connected with an output shaft of the second speed regulating motor; the second speed regulating motor is arranged at the top of the stirring motor support, and the stirring motor support is of a Y-shaped structure.

Preferably, the universal joint cross coupling is arranged on (the top of) the universal joint cross coupling support.

Preferably, the end part of the connecting rod is a threaded part and extends out of the U-shaped groove plate, and the connecting rod is connected with the U-shaped groove plate through a nut.

Preferably, the rotating frequency of the rotating disc is 3-20 revolutions per minute.

Preferably, the rotation frequency of the stirring mechanism is 20-150 revolutions per minute.

Preferably, the inclination-adjustable turntable support, the stirring motor support and the cross universal joint coupler support are all connected with the bottom plate.

The rotary table mechanism with the adjustable inclination angle consists of components, namely a rotary table bracket with the adjustable inclination angle, a speed regulating motor, a rotary table, a charging barrel clamp, a charging barrel and a stirring spoon; the stirring mechanism consists of a cross universal joint coupler, a connecting rod, a ball joint, a U-shaped trough plate, a speed regulating motor, a stirring motor support and a cross universal joint coupler support. The two mechanisms are fixed on the base and work together to complete the powder stirring function. The rotary disk mechanism can make the powder flow in one direction by the friction of the inner wall of the charging barrel in the rotating process of the charging barrel. The stirring mechanism realizes the function of simulating a person holding a shovel to stir and fry, and can stir the powder from the bottom layer to the upper layer, which is similar to the action of frying; realizes the purpose of quickly and uniformly mixing the powders with different specific gravities

Compared with the prior art, the utility model has the positive effects that:

in the field of 3D printing of metal powders, it is sometimes necessary to mix different powders together to improve material properties. But because of different powders are different or the difference is great at density, size, the shape of granule, at the in-process that mixes, the powder that the proportion is lighter floats to the surface easily, and some great powder of proportion then sinks in the bottom, the utility model discloses a method that shovel stirring and cylinder combine is favorable to the mixing of different proportion powders very much.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

The labels in the figures are: 1. the bottom plate 2, the turntable support 3 with the adjustable inclination, the adjustable speed motor 4, the turntable 5, the charging barrel clamp 6, the charging barrel 7, the stirring spoon 8, the cross universal joint coupler 9, the connecting rod 10, the ball joint 11, the U-shaped groove plate 12, the adjustable speed motor 13, the stirring motor support 14 and the cross universal joint coupler support.

Detailed Description

The present invention will be further described with reference to fig. 1 and the following detailed description.

Referring to fig. 1, a powder mixer includes a rotating disk 4, a material cylinder clamp 5, and a material cylinder 6, wherein the material cylinder clamp 5 is fixedly disposed on the rotating disk 4, the material cylinder 6 is clamped by the material cylinder clamp 5, and the rotating disk 4 drives the material cylinder 6 to rotate; a stirring spoon 7 is arranged in the charging barrel 6, and the stirring spoon 7 is driven by a stirring mechanism to move up and down the stirring spoon 7.

The rotary table 4 is arranged on the rotary table support 2 with the adjustable inclination, the rotary table support 2 with the adjustable inclination consists of a vertical plate and an inclined plate, the vertical plate is vertically arranged, and the inclination of the rotary table support 2 can be adjusted by adjusting the height of the inclined plate relative to the vertical plate.

The vertical plate is of a height-telescopic structure, the inclined plate is arranged at the top of the vertical plate, and the inclination of the inclined plate can be adjusted by adjusting the height of the vertical plate.

The rotary table 4 is driven by the first speed regulating motor 3 to rotate the rotary table 4.

The stirring mechanism comprises a cross universal joint coupler 8, a connecting rod 9, a ball joint 10, a U-shaped groove plate 11 and a second speed regulating motor 12, wherein the stirring spoon 7 is connected with one end of the connecting rod 9 through the cross universal joint coupler 8, the other end of the connecting rod 9 is connected with the ball joint 10, the ball joint 10 is provided with a connecting rod, one end of the connecting rod is arranged in a U-shaped groove of the U-shaped groove plate 11, and one end of the U-shaped groove plate 11 is connected with an output shaft of the second speed regulating motor 12; the second speed regulating motor 12 is arranged at the top of the stirring motor support 13, and the stirring motor support 13 is of a Y-shaped structure.

The cross universal joint coupler 8 is arranged on the top of the cross universal joint coupler support 14.

The connecting rod with the one end that U type frid 11 links to each other, the tip of connecting rod is screw thread portion, the tip of connecting rod stretches out outside the U type groove of U type frid 11, and will through the nut the connecting rod with U type frid 11 is connected.

The rotating frequency of the rotating disc 4 is 3-20 revolutions per minute.

The rotation frequency of the stirring mechanism is 20-150 revolutions per minute.

The rotating disc support 2 with the adjustable inclination, the stirring motor support 13 and the cross universal joint coupler support 14 are all connected with the bottom plate 1.

The rotary table mechanism with the adjustable inclination angle consists of components, namely a rotary table bracket with the adjustable inclination angle, a speed regulating motor, a rotary table, a charging barrel clamp, a charging barrel and a stirring spoon; the stirring mechanism consists of a cross universal joint coupler, a connecting rod, a ball joint, a U-shaped trough plate, a speed regulating motor, a stirring motor support and a cross universal joint coupler support. The two mechanisms are fixed on the base and work together to complete the powder stirring function. The rotary disk mechanism can make the powder flow in one direction by the friction of the inner wall of the charging barrel in the rotating process of the charging barrel. The stirring mechanism realizes the function of simulating a person holding a shovel to stir and fry, and can stir the powder from the bottom layer to the upper layer, which is similar to the action of making dishes; realizes the purpose of quickly and uniformly mixing the powders with different specific gravities

Compared with the prior art, the utility model has the positive effects that:

To sum up, only embody the preferred technical scheme of the utility model, some changes that the technical staff in the field probably made to some of them all embody the principle of the utility model, all should be the technical scope of the utility model.

Claims

1. A powder mixer, characterized in that: the charging barrel clamping device comprises a rotary plate (4), a charging barrel clamp (5) and a charging barrel (6), wherein the charging barrel clamp (5) is fixedly arranged on the rotary plate (4), the charging barrel (6) is clamped through the charging barrel clamp (5), and the rotary plate (4) drives the charging barrel (6) to rotate; a stirring spoon (7) is arranged in the charging barrel (6), and the stirring spoon (7) is driven by a stirring mechanism to move up and down the stirring spoon (7).

2. A powder mixer according to claim 1, wherein the turntable (4) is arranged on an adjustable-pitch turntable support (2), the adjustable-pitch turntable support (2) comprising a vertically arranged vertical plate and an obliquely arranged inclined plate, the adjustment of the pitch of the turntable support (2) being effected by adjusting the height of the inclined plate relative to the vertical plate.

3. The powder mixer according to claim 2, wherein the vertical plate is of a highly extensible structure, and the inclined plate is provided on the top of the vertical plate, and adjustment of the inclination of the inclined plate is achieved by adjusting the height of the vertical plate.

4. A powder mixer according to any one of claims 1-3, wherein the turntable (4) is driven in rotation by a first adjustable speed motor (3).

5. The powder mixer according to claim 2, wherein the mixing mechanism comprises a cross universal joint coupler (8), a connecting rod (9), a ball joint (10), a U-shaped groove plate (11) and a second adjustable speed motor (12), wherein the mixing spoon (7) is connected with one end of the connecting rod (9) through the cross universal joint coupler (8), the other end of the connecting rod (9) is connected with the ball joint (10), the ball joint (10) is provided with a connecting rod, one end of the connecting rod is arranged in a U-shaped groove of the U-shaped groove plate (11), and one end of the U-shaped groove plate (11) is connected with an output shaft of the second adjustable speed motor (12).

6. A powder mixer according to claim 5, wherein the cross-joint coupling (8) is arranged on top of a cross-joint coupling support (14).

7. A powder mixer according to claim 6, wherein the second adjustable speed motor (12) is arranged on top of the mixer motor support (13), the mixer motor support (13) presenting a Y-shaped configuration.

8. A powder mixer according to claim 7, wherein the end of the connecting rod, which is connected to the U-shaped channel plate (11), is threaded, and the end of the connecting rod extends out of the U-shaped channel plate (11) and is connected to the U-shaped channel plate (11) by means of a nut.

9. A powder mixer according to claim 7, wherein the adjustable-pitch turntable support (2), the mixing motor support (13) and the cross-cardan-joint-coupling support (14) are connected to the base plate (1).