CN211661086U - Metal powder grinding device - Google Patents

Metal powder grinding device Download PDF

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Publication number
CN211661086U
CN211661086U CN201921643041.7U CN201921643041U CN211661086U CN 211661086 U CN211661086 U CN 211661086U CN 201921643041 U CN201921643041 U CN 201921643041U CN 211661086 U CN211661086 U CN 211661086U
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grinding
motor
box
fixed
metal powder
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CN201921643041.7U
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高玉伟
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高玉伟
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Abstract

The utility model discloses a metal powder grinding device, which belongs to the technical field of metal processing and comprises a grinding box, wherein a motor a is fixedly arranged on one side wall of the grinding box, the output shaft of the motor a is fixedly connected with one end of a transmission shaft, the transmission shaft sleeve is arranged in two bearing a, and the two bearing a are respectively clamped on a fixed plate; utilize motor a's merit power drive to make simultaneously to smash sword and grinding piece rotatory, thereby can smash and grind the operation to metal raw materials, the rethread grinds the operation of carrying out the secondary grinding under the effect of roller, it is effectual to grind, the single grinds the operation and can reach the grinding demand, time saving and labor saving, improve grinding efficiency, metal powder after the grinding passes through the screening of screen cloth, with large granule metal powder again through the propelling movement of pay-off auger to the appearance intracavity at the inboard top of case of milling, thereby carry out the operation of grinding many times, need not artifical the participation, grinding precision and quality are improved.

Description

Metal powder grinding device
Technical Field
The utility model belongs to the technical field of the metal processing, concretely relates to metal powder grinder.
Background
The metal powder refers to a group of metal particles with the size less than 1mm, and comprises single metal powder, alloy powder and certain refractory compound powder with metal properties, and is a main raw material of powder metallurgy, the metal powder belongs to loose substances, the properties of the metal powder comprehensively reflect the properties of the metal, the properties of single particles and the characteristics of the group of particles, the properties of the metal powder are generally divided into chemical properties, physical properties and process properties, and the chemical properties refer to the content of metal and the content of impurities.
At present, metal powder needs to be ground when processing, but the grinding efficiency of current grinder is low, and the effect of grinding is not good, often needs to carry out repeated grinding operation, and is consuming time and energy, badly needs to improve.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a metal powder grinder to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a metal powder grinding device comprises a grinding box, wherein a motor a is fixedly mounted on one side wall of the grinding box, a containing cavity is formed in the top of the inner side of the grinding box, two fixing plates are fixedly mounted on the top surface of the containing cavity, bearings a are clamped on the two fixing plates and sleeved on the outer side wall of a transmission shaft, one end of the transmission shaft is fixedly connected with an output shaft of the motor a, a plurality of crushing cutters are fixedly arranged on the outer side wall of the transmission shaft, a driving bevel gear is fixedly arranged on the outer side wall of the transmission shaft, a grinding cavity is formed in the grinding box, a fixing frame is fixedly mounted on the bottom surface of the containing cavity, a bearing b is clamped on the fixing frame, a rotating shaft is arranged in the bearing b in a sleeved mode, the bottom end of the rotating shaft extends into the grinding cavity, a grinding block is fixedly connected to the bottom end of the rotating shaft, the top end of the rotating shaft is fixedly provided with a driven bevel gear, the driven bevel gear is meshed with the driving bevel gear, the rotating shaft is sleeved in a bearing b, the bearing b is connected on a fixing frame in a clamping manner, the fixing frame is fixedly arranged in an accommodating cavity at the top of the inner side of the grinding box, two grinding rollers are arranged below the grinding block and are rotatably connected to the inner side wall of the grinding box, gears are fixedly arranged on the outer side walls of the rotating shafts outside the two grinding rollers and are meshed with each other, the rotating shaft of one of the grinding rollers is fixedly connected with the output shaft of a motor b, the motor b is fixedly arranged on the front surface of the grinding box, a screen is arranged below the grinding rollers, a collision ball is arranged below the screen and is fixedly arranged at one end of a movable rod, the middle part of the movable rod is hinged to the inner side wall of the grinding box, one end of the movable rod, far away from the collision ball, is fixedly, the other end of the connecting wire is wound around the fixed pulley and is fixedly connected with the outer side wall of the rotating block, the fixed pulley is fixedly arranged on the inner side wall of the grinding box, the rotating block is rotationally connected to the fixed block, the fixed block is fixedly arranged on one side surface of the disc, the disc is fixedly arranged on an output shaft of a motor c, the motor c is fixedly arranged on the inner side wall of the grinding box, the bottom of the inner side of the milling box is fixedly provided with a material guide plate, one side surface of the milling box is fixedly connected with a fixed box, and the upper surface of the fixed box is fixedly provided with a motor d, and the output shaft of the motor d is fixedly connected with the feeding auger, the pay-off auger is located the inside wall of fixed case, the bottom and the top of grinding case and fixed case are linked together through feed inlet and discharge gate respectively, motor a, motor b, motor c and motor d respectively with external power supply electric connection.
By adopting the scheme, through arranging the motor a, the transmission shaft, the crushing cutter, the driving bevel gear, the driven bevel gear, the rotating shaft, the grinding block and the grinding roller, the crushing cutter and the grinding block are driven to rotate by the power of the motor a, so that the metal raw material can be crushed and ground, and secondary grinding operation is carried out under the action of the grinding roller, the grinding effect is good, the grinding requirement can be met by single grinding operation, time and labor are saved, the grinding efficiency is improved, the screen, the guide plate, the fixed box, the motor d and the feeding auger are arranged, the ground metal powder is screened by the screen, large-particle metal powder is pushed into the containing cavity at the top of the inner side of the grinding box again by the feeding auger, the grinding operation is carried out for multiple times without manual participation, the grinding precision and the grinding quality are improved, and through arranging the motor c, the disc, the fixed block, rotatory piece, connecting wire, movable rod and collision ball utilize motor c to drive the disc rotatory to make collision ball incessantly strike the screen cloth, avoid metal powder to block up the screen cloth, improve the screening effect.
What needs to be explained in the above scheme is:
the types of the motor a, the motor b, the motor c and the motor d can be YX3-100L 1-4.
In a preferred embodiment, two feeding hoppers are connected to the upper surface of the milling box at positions corresponding to the crushing blades.
Adopt above-mentioned scheme, can put into metal materials to milling the incasement through the magazine, and the metal materials after putting in can just be smashed by crushing sword.
In a preferred embodiment, the outer side wall of the rotating shaft is fixedly provided with grinding balls, and the grinding balls are positioned in a channel which is arranged inside the grinding box and is communicated with the top cavity and the grinding cavity.
Adopt above-mentioned scheme, utilize the effect between grinding ball and the passageway to carry out the primary grinding operation to metal powder.
In a preferred embodiment, the lower surface of the movable rod on the side close to the collision ball is elastically connected with the inner side wall of the grinding box through a return tension spring.
By adopting the scheme, when the connecting wire is not pulled by the movable rod due to the rotation of the disc, the collision ball can be reset under the action of the tension of the reset tension spring, the connecting wire is always in a tightened state, and the fixed pulley is prevented from being separated.
In a preferred embodiment, the bottom end of the screen is located at the opening of the material receiving box, and the material receiving box is inserted at the bottom of the grinding box.
Adopt above-mentioned scheme, can collect the metal powder after grinding through connecing the workbin.
Compared with the prior art, the beneficial effects of the utility model are that:
according to the metal powder grinding device, the motor a, the transmission shaft, the grinding cutter, the driving bevel gear, the driven bevel gear, the rotating shaft, the grinding block and the grinding roller are arranged, the grinding cutter and the grinding block are driven to rotate by the power of the motor a, so that metal raw materials can be ground and ground, secondary grinding operation is performed under the action of the grinding roller, the grinding effect is good, the grinding requirement can be met by single grinding operation, time and labor are saved, and the grinding efficiency is improved;
according to the metal powder grinding device, the screen, the material guide plate, the fixing box, the motor d and the feeding auger are arranged, the ground metal powder is screened by the screen, and large-particle metal powder is pushed into the containing cavity at the top of the inner side of the grinding box again by the feeding auger, so that multiple grinding operations are carried out, manual participation is not needed, and the grinding precision and quality are improved;
this metal powder grinder utilizes motor c to drive the disc rotation through setting up motor c, disc, fixed block, rotatory piece, connecting wire, movable rod and collision ball to make collision ball can incessantly strike the screen cloth, avoid metal powder to block up the screen cloth, improve the screening effect.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a schematic side view of the connection of the motor c of the present invention.
In the figure: 1. a milling box; 2. a motor a; 3. a drive shaft; 4. a crushing knife; 5. a bearing a; 6. a fixing plate; 7. a drive bevel gear; 8. a grinding chamber; 9. grinding blocks; 10. a rotating shaft; 11. grinding balls; 12. A driven bevel gear; 13. a bearing b; 14. a fixed mount; 15. a grinding roller; 16. a gear; 17. a motor b; 18. screening a screen; 19. a material guide plate; 20. a collision ball; 21. a movable rod; 22. a connecting wire; 23. a fixed pulley; 24. rotating the block; 25. a fixed block; 26. a disc; 27. a motor c; 28. a return tension spring; 29. A fixed box; 30. a motor d; 31. a feeding auger; 32. a feed inlet; 33. a discharge port; 34. a material receiving box; 35. a feeding hopper.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-3, the utility model provides a metal powder grinding device, including grinding box 1, a side wall of grinding box 1 is fixedly installed with motor a2, the top of the grinding box 1 inboard is opened with the appearance chamber, and the top surface of appearance chamber is fixedly installed with two fixed plates 6, and two fixed plates 6 are all clamped with bearing a5, and two bearings a5 are all sleeved on the lateral wall of transmission shaft 3, one end of transmission shaft 3 is fixedly connected with the output shaft of motor a2, the lateral wall of transmission shaft 3 is fixedly provided with a plurality of crushing knives 4, the upper surface of grinding box 1 is connected with two feeding hoppers 35 (see fig. 1) corresponding to the positions of crushing knives 4; can throw in metal material to milling case 1 in through magazine 35, because smash sword 4 and be located the bottom opening of magazine 35, when smashing sword 4 and rotating along with transmission shaft 3, metal material falls and to smash 4 smashes by the crushing sword 4 when rotatory on smashing sword 4, accomplishes crushing operation.
A driving bevel gear 7 is fixedly arranged on the outer side wall of the transmission shaft 3, a grinding cavity 8 is formed in the grinding box 1, a fixed frame 14 is fixedly arranged on the bottom surface of the containing cavity, a bearing b13 is clamped on the fixed frame 14, a rotating shaft 10 is sleeved in the bearing b13, the bottom end of the rotating shaft 10 extends into the grinding cavity 8, and a grinding block 9 (see fig. 1) is fixedly connected to the bottom end of the rotating shaft 10; after the metal raw material falls into the grinding cavity 8, the grinding block 9 rotates and is mutually extruded with the inner side wall of the grinding cavity 8, so that the metal raw material is ground, the grinding block 9 is positioned in the grinding cavity 8, the outer side wall of the rotating shaft 10 is fixedly provided with grinding balls 11, and the grinding balls 11 are positioned in a channel (shown in figure 1) which is communicated with the grinding cavity 8 and is arranged at the top part of the inner side of the grinding box 1; the primary grinding work is performed on the metal powder by the action between the grinding balls 11 and the passage.
A driven bevel gear 12 is fixedly arranged at the top end of the rotating shaft 10, and the driven bevel gear 12 is meshed with the drive bevel gear 7 (see fig. 1); by utilizing the meshing action of the driving bevel gear 7 and the driven bevel gear 12, the transmission shaft 3 can drive the rotating shaft 10 to rotate when rotating, and can drive the crushing cutter 4 and the grinding block 9 to rotate, so that the metal raw materials can be crushed and ground, the rotating shaft 10 is sleeved in the bearing b13, the bearing b13 is clamped on the fixed frame 14, the fixed frame 14 is fixedly arranged in a containing cavity at the top of the inner side of the grinding box 1, and two grinding rollers 15 (shown in figure 1) are arranged below the grinding block 9; when the metal raw material falls between the two grinding rollers 15, the two grinding rollers 15 rotate relatively to extrude the metal raw material, the extruded metal raw material can perform secondary grinding operation under the action of the grinding rollers 15, the grinding effect is good, the two grinding rollers 15 are both rotatably connected to the inner side wall of the grinding box 1, the outer side walls of the rotating shafts of the two grinding rollers 15 are both fixedly provided with gears 16, the two gears 16 are meshed (see figures 1 and 2) by utilizing the meshing action of the two gears 16, when the motor b17 drives one of the grinding rollers 15 to rotate, the other grinding roller 15 also rotates relatively under the meshing action of the gears 16, so that the rotation and grinding operations of the grinding rollers 17 are completed, the rotating shaft of one of the grinding rollers 15 is fixedly connected with the output shaft of the motor b17, the motor b17 is fixedly installed on the front surface of the grinding box 1, a screen 18 is arranged below the grinding roller 15, the bottom end of the screen 18 is positioned at the opening of the material receiving box 34, and the material receiving box 34 is inserted at the bottom of the grinding box 1 (see fig. 1); the ground metal powder can be collected by the receiving box 34.
An impact ball 20 is arranged below the screen 18, the impact ball 20 is fixedly arranged at one end of a movable rod 21, and the lower surface of the movable rod 21 close to one side of the impact ball 20 is elastically connected with the inner side wall of the grinding box 1 through a reset tension spring 28 (see fig. 1); when the disc 26 rotates so that the connecting wire 22 no longer pulls the movable rod 21, the collision ball 20 can be reset by the tension of the reset tension spring 28, and the connecting wire 22 is always in a tightened state and is prevented from being separated from the fixed pulley 23.
The middle part of the movable rod 21 is hinged with the inner side wall of the milling box 1, one end of the movable rod 21 far away from the collision ball 20 is fixedly connected with one end of the connecting line 22, the other end of the connecting line 22 bypasses the fixed pulley 23 and is fixedly connected with the outer side wall of the rotating block 24 (see figure 1), the connecting line 22 is more stable and effective in transmission by utilizing the sliding action of the fixed pulley 23, the fixed pulley 23 is fixedly arranged on the inner side wall of the milling box 1, the rotating block 24 is rotatably connected on the fixed block 25, the fixed block 25 is fixedly arranged on one side surface of the disc 26, the disc 26 is fixedly arranged on the output shaft of the motor c27 (see figure 1), the disc 26 is driven to rotate by the motor c27, because the rotating block 24 is rotatably connected on the fixed block 25, the rotating block 24 can rotate on the fixed block 25 after the disc 26 rotates, and meanwhile, further, the collision ball 20 can continuously collide with the screen 18, the metal powder is prevented from blocking the screen 18, the screening effect is improved, the motor c27 is fixedly installed on the inner side wall of the grinding box 1, the material guide plate 19 (see fig. 1) is fixedly arranged at the bottom of the inner side of the grinding box 1, as the upper surface of the material guide plate 19 is an inclined plane, the metal raw material can gradually roll down under the action of gravity, large-particle metal powder sunned by the screen 18 is conveniently accumulated into the feeding hole 32 from below, the feeding auger 31 is convenient to carry out pushing operation, one side surface of the grinding box 1 is fixedly connected with the fixed box 29, the upper surface of the fixed box 29 is fixedly provided with the motor d30, the output shaft of the motor d30 is fixedly connected with the feeding auger 31, the feeding auger 31 is positioned on the inner side wall of the fixed box 29, the bottoms and the tops of the grinding box 1 and the, the motor a2, the motor b17, the motor c27 and the motor d30 are respectively electrically connected with an external power supply.
When in use, the motor a2, the motor b17, the motor c27 and the motor d30 are started simultaneously to work, then the metal raw material is put into the grinding box 1 through the feeding hopper 35, the motor a2 works to enable the transmission shaft 3 to rotate, the transmission shaft 3 rotates to drive the rotating shaft 10 to rotate through the driving bevel gear 7 and the driven bevel gear 12, so that the crushing cutter 4, the grinding ball 11 and the grinding block 9 rotate simultaneously, the metal raw material is crushed and primarily ground, the motor b17 works to enable the two grinding rollers 15 to rotate relatively under the meshing action of the gear 16, so that secondary grinding operation is carried out, the ground metal powder is screened through the screen 18, large-particle metal powder is pushed into a containing cavity at the top of the inner side of the grinding box 1 again through the feeding auger 31, so that multiple grinding operation is carried out, the grinding precision and quality are improved, and meanwhile, the motor c27 is used for driving the disc 26 to rotate, therefore, the collision ball 20 can continuously collide the screen 18, the metal powder is prevented from blocking the screen 18, and the screening effect is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A metal powder grinding device comprises a grinding box (1), and is characterized in that: a motor a (2) is fixedly mounted on one side wall of the grinding box (1), the top of the inner side of the grinding box (1) is provided with an accommodating cavity, two fixing plates (6) are fixedly mounted on the top surface of the accommodating cavity, bearings a (5) are clamped on the two fixing plates (6), the two bearings a (5) are sleeved on the outer side wall of the transmission shaft (3), one end of the transmission shaft (3) is fixedly connected with an output shaft of the motor a (2), a plurality of crushing cutters (4) are fixedly arranged on the outer side wall of the transmission shaft (3), a driving bevel gear (7) is fixedly arranged on the outer side wall of the transmission shaft (3), a grinding cavity (8) is formed in the grinding box (1), a fixing frame (14) is fixedly mounted on the bottom surface of the accommodating cavity, a bearing b (13) is clamped on the fixing frame (14), a rotating shaft (10) is sleeved in the bearing b (13), the bottom end of the rotating shaft (10) extends into the grinding cavity (8), the bottom end of the rotating shaft (10) is fixedly connected with a grinding block (9), the grinding block (9) is positioned in the grinding cavity (8), the top end of the rotating shaft (10) is fixedly provided with a driven bevel gear (12), the driven bevel gear (12) is meshed with the driving bevel gear (7), two grinding rollers (15) are arranged below the grinding block (9), the two grinding rollers (15) are both rotationally connected to the inner side wall of the grinding box (1), gears (16) are fixedly arranged on the outer side walls of the rotating shaft outer parts of the two grinding rollers (15), the two gears (16) are meshed, the rotating shaft of one grinding roller (15) is fixedly connected with the output shaft of a motor b (17), the motor b (17) is fixedly arranged on the front surface of the grinding box (1), a screen (18) is arranged below the grinding rollers (15), the below of screen cloth (18) is equipped with collision ball (20), and collides the fixed one end of locating movable rod (21) of ball (20), the middle part of movable rod (21) is articulated mutually with the inboard wall of grinding case (1), the one end that collides ball (20) and the one end fixed connection of connecting wire (22) are kept away from in movable rod (21), the other end of connecting wire (22) is walked around fixed pulley (23) and with the lateral wall fixed connection of rotatory piece (24), fixed pulley (23) are fixed to be located the inside wall of grinding case (1), rotatory piece (24) rotate to be connected on fixed block (25), a side of disc (26) is fixed to be located fixed in fixed the output shaft of motor c (27) in fixed block (25), motor c (27) fixed mounting is at the inside wall of grinding case (1), the fixed stock guide (19) that is equipped with in the bottom of grinding case (1) inboard, a side fixedly connected with fixed box (29) of grinding case (1), and the last fixed surface of fixed box (29) installs motor d (30), and the output shaft and pay-off auger (31) fixed connection of motor d (30), pay-off auger (31) are located the inside wall of fixed box (29), grinding case (1) is linked together through feed inlet (32) and discharge gate (33) respectively with the bottom and the top of fixed box (29), motor a (2), motor b (17), motor c (27) and motor d (30) respectively with external power supply electric connection.
2. A metal powder grinding apparatus according to claim 1, wherein: the upper surface of the grinding box (1) is connected with two feeding hoppers (35) corresponding to the position of the crushing knife (4).
3. A metal powder grinding apparatus according to claim 1, wherein: the outer side wall of the rotating shaft (10) is fixedly provided with grinding balls (11), and the grinding balls (11) are located in a channel communicated with the grinding cavity (8) through the top cavity on the inner side of the grinding box (1).
4. A metal powder grinding apparatus according to claim 1, wherein: the lower surface of the movable rod (21) close to one side of the collision ball (20) is elastically connected with the inner side wall of the grinding box (1) through a reset tension spring (28).
5. A metal powder grinding apparatus according to claim 1, wherein: the bottom end of the screen (18) is positioned at the opening of the material receiving box (34), and the material receiving box (34) is inserted at the bottom of the grinding box (1).
CN201921643041.7U 2019-09-29 2019-09-29 Metal powder grinding device Active CN211661086U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921643041.7U CN211661086U (en) 2019-09-29 2019-09-29 Metal powder grinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921643041.7U CN211661086U (en) 2019-09-29 2019-09-29 Metal powder grinding device

Publications (1)

Publication Number Publication Date
CN211661086U true CN211661086U (en) 2020-10-13

Family

ID=72729980

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921643041.7U Active CN211661086U (en) 2019-09-29 2019-09-29 Metal powder grinding device

Country Status (1)

Country Link
CN (1) CN211661086U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113263180A (en) * 2021-07-16 2021-08-17 南通豪派金属制品有限公司 Processing equipment for metal powder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113263180A (en) * 2021-07-16 2021-08-17 南通豪派金属制品有限公司 Processing equipment for metal powder
CN113263180B (en) * 2021-07-16 2021-09-10 南通豪派金属制品有限公司 Processing equipment for metal powder

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