CN212549918U

CN212549918U - Powder metallurgy product grinding machine

Info

Publication number: CN212549918U
Application number: CN202021055174.5U
Authority: CN
Inventors: 邹德春
Original assignee: Suzhou Scorsese Metal Technology Co ltd
Current assignee: Suzhou Scorsese Metal Technology Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-02-19
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a powder metallurgy product grinding machine, which comprises a base, wherein a grinding hopper is arranged in the middle of the upper surface of the base, supporting plates are fixed on both sides of the lower surface of the grinding hopper, a worm is rotatably mounted on the supporting plates, a turbine is meshed above both sides of the worm, connecting rods are inserted into both sides of the inner part of the grinding hopper, clamping plates are fixed at the ends of the two connecting rods which are close to each other, a cam is arranged on the side, away from each other, of the two connecting rods, and the two cams are opposite in direction, a suction fan is arranged on one side above the base, the utility model is provided with two side clamping plates, the two clamping plates can be used for putting materials in the middle of the grinding hopper, so that the grinding work can be carried out no matter the material is a small grinding wheel, a suction fan is arranged on one side above the grinding hopper, and the, the material ground into powder can not be pumped away, and the waste phenomenon is avoided.

Description

Powder metallurgy product grinding machine

Technical Field

The utility model relates to a powder metallurgy technical field specifically is a powder metallurgy goods grinds machine.

Background

Powder metallurgy is a process technology for preparing metal powder or manufacturing metal materials, composite materials and various products by taking metal powder (or a mixture of metal powder and nonmetal powder) as a raw material and forming and sintering the raw material;

for this purpose, a powder metallurgy product grinding machine is proposed in the patent application No. 201920915190.8, which can clamp the material to be ground by means of a clamping plate arranged on one side, but this has the following disadvantages:

1. when the clamping plate on one side pushes the materials, the materials deviate from the center of the grinding hopper, so that the grinding wheel is inclined to grind, and when the volume of the materials is small, the grinding wheel is difficult to contact the materials;

2. the air suction device arranged below can suck away dust, and easily suck away materials ground into powder, so that the resource waste phenomenon is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder metallurgy product grinds machine to grind askew and the device that induced drafts among the solution prior art not only can suck away the dust, and will grind the problem of sucking away to the material that has ground into powder easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a powder metallurgy product grinds machine, includes the base, the upper surface middle part of base is provided with grinds the fill, the lower surface both sides that grind the fill all are fixed with the backup pad, rotate in the backup pad and install the worm, the meshing of both sides top of worm has the turbine, the connecting rod has all been inserted in the inside both sides that grind the fill, the connecting rod exposes and is equipped with the spring at the outside partial cover of grinding the fill, two the one end that the connecting rod is close to each other all is fixed with splint, two the connecting rod is kept away from each other and is surveyed one side and all be provided with the cam, and the opposite direction of two cams, the transmission is connected with aggregate unit between cam and the turbine, top one side of base is provided with the extraction fan.

Preferably, still include the support, the support mounting is in the top of base, the top mid-mounting of support has the pneumatic cylinder, and the piston rod lower extreme rigid coupling of pneumatic cylinder has grinding motor, and the power take off end rigid coupling have the grinding shaft, and the grinding miller is installed to the lower extreme of grinding shaft.

Preferably, the driving device comprises a driven bevel gear fixed to the middle part of the worm, a driving bevel gear meshed below the driven bevel gear, and a driving motor for driving the driving bevel gear to rotate.

Preferably, the worm is rotatably connected with the support plate through a bearing.

Preferably, an inclined discharge pipe is arranged on the lower surface of the grinding hopper, and a stop valve is arranged on the discharge pipe.

Preferably, the linkage comprises a driven sprocket coaxial with the cam, a drive sprocket coaxial with the turbine, and a chain connecting the driven sprocket and the drive sprocket.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model is provided with the two side clamping plates which can be pushed by the cam so as to adapt to the size of the material to be ground, and the two clamping plates can be used for placing the material in the middle of the grinding hopper so as to be ground no matter what the material is, the grinding wheel can be used for grinding;

2. the utility model discloses set up the extraction fan in top one side of grinding the fill, the extraction fan only can take out the dust of raising up, can not take out the material that grinds to the powder, avoids extravagant phenomenon.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial view of FIG. 1;

fig. 3 is a schematic bottom view of the grinding hopper of the present invention.

In the figure: 1. a base; 2. a drive device; 21. a drive motor; 22. a driven bevel gear; 23. a drive bevel gear; 3. a worm; 4. a support; 5. a cam; 6. a turbine; 7. a linkage device; 71. a driven sprocket; 72. a chain; 73. a drive sprocket; 8. a hydraulic cylinder; 9. a grinding hopper; 10. an exhaust fan; 11. a filter housing; 12. grinding the motor; 13. grinding the shaft; 14. a grinding wheel; 15. a splint; 16. a connecting rod; 17. a support plate; 18. a discharge pipe; 19. a stop valve; 20. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, in an embodiment of the present invention, a powder metallurgy product grinding machine includes a base 1 and a driving device 2, a grinding bucket 9 is disposed at a middle portion of an upper surface of the base 1, connecting rods 16 are inserted into both sides of an inner portion of the grinding bucket 9, a spring 20 is sleeved on a portion of the connecting rod 16 exposed outside the grinding bucket 9, a clamping plate 15 is fixed at an end of the two connecting rods 16 close to each other, a cam 5 is disposed at a side of the two connecting rods 16 away from each other, and directions of the two cams 5 are opposite, when the two cams 5 rotate, the tip thereof pushes the connecting rod 16 at the same time, so that the spring 20 is compressed, and the two clamping plates 15 can clamp the powder metallurgy product, the material which is ground into small pieces can be pushed to the middle of the grinding hopper 9, and when the tip of the cam 5 is gradually separated from the connecting rod 16, the spring 20 can be reset, so that the connecting rod 16 drives the clamping plate 15 to be reset;

as shown in fig. 1 and fig. 2, support plates 17 are fixed on both sides of the lower surface of the grinding hopper 9, a worm 3 is rotatably mounted on the support plates 17, the worm 3 is rotatably connected with the support plates 17 through bearings, the middle part of the worm 3 should be a smooth part, and the positions close to both sides of the worm 3 should be vortex parts;

continuing to refer to fig. 1 and 2, the driving device 2 includes a driven bevel gear 22 fixed to the middle of the worm 3, a driving bevel gear 23 engaged below the driven bevel gear 22, and a driving motor 21 for driving the driving bevel gear 23 to rotate, the driving motor 21 can drive the driving bevel gear 23 to rotate, the driving bevel gear 23 can drive the driven bevel gear 22 to rotate, and the driven bevel gear 22 can drive the worm 3 to rotate;

as shown in fig. 1 and fig. 2, the worm gear 6 is engaged above two sides of the worm 3, the cam 5 and the worm gear 6 are in transmission connection with a linkage device 7, the linkage device 7 comprises a driven sprocket 71 coaxial with the cam 5, a driving sprocket 73 coaxial with the worm gear 6, and a chain 72 for connecting the driven sprocket 71 and the driving sprocket 73, the worm 3 can drive the worm gear 6 to rotate when rotating, the worm gear 6 can drive the driving sprocket 73 to rotate, the driving sprocket 73 can drive the driven sprocket 71 to rotate through the chain 72, and then the cam 5 can rotate;

as shown in fig. 1, an extraction fan 10 is disposed on one side above the base 1, and a filter housing 11 is mounted on one side of the extraction fan 10 away from the base 1, so that dust generated during grinding can be extracted by the extraction fan 10 and filtered by the filter housing 11, where the filter housing 11 should be detachable, for example, a threaded portion is disposed on one side of a housing, and the housing is in threaded connection with a housing of the extraction fan 10, so that the filter housing 11 can be detached;

continuing to refer to fig. 1, a support 4 is installed above the base 1, a hydraulic cylinder 8 is installed in the middle of the upper portion of the support 4, a power output end of a grinding motor 12 fixedly connected to the lower end of a piston rod of the hydraulic cylinder 8 is fixedly connected with a grinding shaft 13, a grinding wheel 14 is installed at the lower end of the grinding shaft 13, the hydraulic cylinder 8 can drive the grinding motor 12 to move downwards until the grinding wheel 14 enters the grinding hopper 9, and the grinding motor 12 can drive the grinding wheel 14 to grind materials in the grinding hopper 9 through the grinding shaft 13;

as shown in fig. 2 and 3, an inclined discharge pipe 18 is installed on the lower surface of the grinding bucket 9, a stop valve 19 is installed on the discharge pipe 18, and the ground material can be discharged from the discharge pipe 18 in a state where the stop valve 19 is opened.

The utility model discloses a theory of operation and use flow: when the device is used, a material to be ground is placed inside the grinding hopper 9, then the driving motor 21 is enabled to work, the driving motor 21 can drive the driving bevel gear 23 to rotate, the driving bevel gear 23 can drive the driven bevel gear 22 to rotate, further the driven bevel gear 22 can drive the worm 3 to rotate, the worm 3 can drive the worm wheel 6 to rotate, the worm wheel 6 can drive the driving sprocket 73 to rotate, the driving sprocket 73 can drive the driven sprocket 71 to rotate through the chain 72, further the cams 5 can rotate, when the two cams 5 rotate, the tips of the cams can simultaneously push the connecting rod 16, so that the spring 20 is compressed, further the two clamping plates 15 can clamp the powder metallurgy product, at the moment, the hydraulic cylinder 8 can drive the grinding motor 12 to move downwards, until the grinding wheel 14 enters the inside of the grinding hopper 9, the grinding motor 12 can drive the grinding wheel 14 to grind the material inside the grinding hopper 9 through the grinding shaft 13, dust generated during grinding can be sucked by the suction fan 10 and filtered by the filter cover 11;

after grinding, can be so that driving motor 21 continuous operation, and then can drive splint 15 and promote the material that grinds the completion to the middle part of grinding fill 9, the material that grinds the completion can be followed discharging pipe 18 ejection of compact under the state that stop valve 19 is opened.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A powder metallurgy product grinding machine comprises a base (1), and is characterized in that: the grinding device is characterized in that a grinding hopper (9) is arranged in the middle of the upper surface of the base (1), supporting plates (17) are fixed on two sides of the lower surface of the grinding hopper (9), a worm (3) is installed on the supporting plates (17) in a rotating mode, turbines (6) are meshed above two sides of the worm (3), connecting rods (16) are inserted into two sides of the interior of the grinding hopper (9), springs (20) are sleeved on parts, exposed outside the grinding hopper (9), of the connecting rods (16), clamping plates (15) are fixed at two ends, close to each other, of the connecting rods (16), cams (5) are arranged on one side, far away from each other, of the connecting rods (16), the directions of the two cams (5) are opposite, a linkage device (7) is connected between the cams (5) and the turbines (6) in a transmission mode, and a suction fan (10) is arranged, and a filter cover (11) is arranged on one side of the exhaust fan (10) far away from the base (1).

2. A powder metallurgy product grinding mill according to claim 1, wherein: still include support (4), the top at base (1) is installed in support (4), the top mid-mounting of support (4) has pneumatic cylinder (8), and the piston rod lower extreme rigid coupling of pneumatic cylinder (8) has grinding motor (12), and the power take off end rigid coupling have grinding spindle (13), and grinding miller (14) are installed to the lower extreme of grinding spindle (13).

3. A powder metallurgy product grinding mill according to claim 1, wherein: the worm gear mechanism is characterized by further comprising a driving device (2), wherein the driving device (2) comprises a driven bevel gear (22) fixed with the middle of the worm (3), a driving bevel gear (23) meshed below the driven bevel gear (22) and a driving motor (21) used for driving the driving bevel gear (23) to rotate.

4. A powder metallurgy product grinding mill according to claim 1, wherein: the worm (3) is rotatably connected with the support plate (17) through a bearing.

5. A powder metallurgy product grinding mill according to claim 1, wherein: an inclined discharge pipe (18) is arranged on the lower surface of the grinding bucket (9), and a stop valve (19) is arranged on the discharge pipe (18).

6. A powder metallurgy product grinding mill according to claim 1, wherein: the linkage device (7) comprises a driven chain wheel (71) coaxial with the cam (5), a driving chain wheel (73) coaxial with the turbine (6) and a chain (72) used for connecting the driven chain wheel (71) and the driving chain wheel (73).