CN110124787B

CN110124787B - Full-automatic grinding machine

Info

Publication number: CN110124787B
Application number: CN201910327681.5A
Authority: CN
Inventors: 秦培; 马其杰
Original assignee: Huaiyuan Hanbang Technology Consulting Co ltd
Current assignee: Heilongjiang Longteng Food Technology Co ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2021-05-07
Anticipated expiration: 2039-04-23
Also published as: CN110124787A

Abstract

The invention relates to the technical field of grinding equipment, in particular to a full-automatic grinding machine which comprises a box body, a feeding port, a conical barrel, a grinding head, a motor, a controller, guide columns, a discharging port, a stop block and a driving device. According to the invention, the rubber ring is arranged, the thickness of the inner ring of the rubber ring is larger than that of the outer ring of the rubber ring, and the bulge is higher at the position with small thickness, so that the material falling on the rubber ring can fall conveniently; meanwhile, the pull rod is connected to the bottom of the rubber ring, so that the rubber ring vibrates, and materials can fall quickly.

Description

Full-automatic grinding machine

Technical Field

The invention relates to the technical field of grinding equipment, in particular to a full-automatic grinding machine.

Background

The pulverizer is widely applied to the pulverizing processing of mineral product materials in the fields of metallurgy, building materials, chemical industry, mines and the like. Depending on the fineness of the material to be ground and the fineness of the material to be discharged, the mills can be classified into six types of mills, i.e., a longitudinally-oscillating mill, a high-pressure suspension-roll mill, a high-pressure fine powder mill, a straight-through centrifugal mill, an overpressure trapezoidal mill, and a three-ring internal-speed mill.

In actual production, the material is not free to leave the mill at the discharge end, which has the effect of inhibiting the discharge of large particles, which can be smoothly discharged, while large particles remain in the mill and continue to be ground, which is called outlet classification; the mode cannot control the discharge time of the materials and cannot control the particle size; meanwhile, the existing grinding machine does not have the function of adjusting the particle size, so that the application range of the grinding machine is single.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides a full-automatic grinding machine.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a full-automatic grinding machine, which comprises a box body, a feeding port, a conical barrel, a grinding head, a motor, a controller, a guide post, a discharge port, a stop block and a driving device, wherein the feeding port is arranged at one side of the top of the box body, the conical barrel is fixedly connected with the bottom of a top plate of the box body, the conical grinding head is arranged in the conical barrel and is connected with the end head of a rotating shaft of the motor, the motor is fixed at the top of the box body, the controller for controlling the motor is arranged at one side of the box body, an annular grinding channel is formed between the grinding head and the conical barrel, the width of the lower end of the grinding channel is smaller than that of the upper end of the grinding channel, the stop block for sealing is arranged at the lower end of the grinding channel, the stop block is arranged in an annular shape corresponding to the grinding channel, the baffle block is slidably arranged on a group of guide posts, the guide posts are fixedly arranged on a box body bottom plate in an annular shape, and a discharge port is arranged below the baffle block; the driving device is used for driving the stop block to slide up and down along the guide post.

Preferably, the driving device comprises a sector gear, a linkage gear, a screw, a cover plate, a rotary torsion spring, a sliding block and a connecting rod; a sector gear is fixedly connected to the middle of a rotating shaft of the motor, and a linkage gear meshed with the sector gear in a clearance mode is arranged on one side of the sector gear; the linkage gear is fixedly connected to the outer ring of the screw rod, the lower end of the screw rod is rotationally connected with the bottom plate of the box body, the upper end of the screw rod penetrates through the top plate of the box body and is rotationally connected with the cover plate, the cover plate is fixedly connected to the top of the box body, a rotary torsion spring which is sleeved on the outer ring of the screw rod is arranged in the cover plate, one end of the rotary torsion spring is fixedly connected to the cover plate, and the other end of; the screw rod is in threaded connection with a sliding block, one side of the sliding block is fixedly connected with one end of a connecting rod, and the other end of the connecting rod is fixedly connected to the side edge of the stop block. During grinding, the sector gear on the rotating shaft of the motor intermittently pushes the linkage gear to rotate, and when the sector gear is disengaged from the linkage gear, the screw rod rotates under the action of the rotary torsion spring to realize positive and negative rotation circulation of the screw rod, so that the baffle plate periodically moves up and down to open the grinding channel and realize intermittent discharge.

Preferably, an annular rubber plate is arranged between the conical barrel and the stop block, the outer ring of the annular rubber plate is fixedly connected with the outer edge of the bottom surface of the conical barrel, and the inner ring of the annular rubber plate is fixedly connected with the outer edge of the upper surface of the stop block.

Preferably, the dog outer lane sets up a set of mounting groove, all rotates an installation swinging arms in every mounting groove, sets up first torsional spring in the axis of rotation of swinging arms, the swinging arms extrusion is at cyclic annular rubber slab side. When the stop block moves upwards, the oscillating rod extrudes the annular rubber plate to enable a cavity between the annular rubber plate and the conical barrel to be pressed to generate air flow, and ground materials are blown to the blanking channel in the middle of the stop block in a concentrated mode.

Preferably, a groove is arranged at the end part of the swing rod, which is positioned in the mounting groove, and the side wall of the mounting groove is fixedly connected with the rubber rod; when the swinging rod rotates to be horizontal, the distance from the end head to the side wall of the mounting groove is less than the length of the rubber rod. The rubber rod is pressed into the groove, and the oscillating rod is adhered to the annular rubber plate and vibrates the annular rubber plate.

Preferably, an annular compression cavity is formed in the upper end of the stop block, the upper portion of the compression cavity is fixedly connected with a rubber ring used for sealing the compression cavity, an annular piston corresponding to the compression cavity is slidably mounted inside the compression cavity, and the annular piston is fixedly connected with the upper ends of the group of guide columns. The cross section of the rubber ring is in a right trapezoid shape, the upper surface of the rubber ring is a plane, the lower surface of the rubber ring is an inclined plane, and the thickness of the inner ring of the rubber ring is larger than that of the outer ring of the rubber ring. The dog moves down, and the compression chamber pressurized makes the rubber ring upwards protruding, and because the thickness of rubber ring inner circle is greater than the thickness of its outer lane, the local arch that thickness is little is higher to form the face of an slope, the material of being convenient for to fall on the rubber ring drops.

Preferably, the middle part of the compression cavity is fixedly connected with a supporting plate, a group of air holes are formed in the supporting plate, the middle part of the bottom surface of the rubber ring is fixedly connected with the upper end of a pull rod, the lower end of the pull rod penetrates through one air hole in the middle part of the supporting plate and is fixedly connected with a rubber ball at the end, and the diameter of the rubber ball is larger than the aperture of the air hole. When the rubber ring protrudes outwards, the rubber ball on the pull rod is extruded and penetrates through the air holes, so that the rubber ring vibrates to enable the material to fall quickly.

Preferably, a connecting hole is formed in the middle of the upper side of the grinding head, the lower end of a rotating shaft of the motor is slidably mounted in the connecting hole, a shaft key is fixedly mounted on the outer ring of the rotating shaft of the motor, a sliding groove matched with the shaft key is formed in the hole wall of the connecting hole, the length of the sliding groove is larger than that of the shaft key, a threaded hole is formed in the bottom of the connecting hole, the rotating shaft of the motor is a hollow shaft, an adjusting shaft is rotatably mounted in the rotating shaft, and the. The adjustment shaft is rotatory to make the grinding head change from the distance of box roof to make the opening size change of grinding passageway lower extreme, with the particle size after the adjustment material grinds.

The invention has the following beneficial effects:

the invention can intermittently discharge ground materials, and meanwhile, the rubber ring is arranged, the thickness of the inner ring of the rubber ring is larger than that of the outer ring of the rubber ring, and the bulge at the position with small thickness is higher, so that an inclined surface is formed, and the materials falling on the rubber ring can fall off conveniently; on the other hand connects the pull rod in rubber ring bottom, and when the rubber ring was outwards protruding, the rubber ball extrusion on the pull rod passed the bleeder vent for the rubber ring vibrates, makes the quick drop of material.

For improve equipment's suitability, through setting up the regulating spindle, the regulating spindle is rotatory to make the grinding head change from the distance of box roof to make the opening size change of grinding passageway lower extreme, with the particle size after the adjustment material grinds.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is an enlarged view of a portion E of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at F;

FIG. 4 is an enlarged view of a portion of FIG. 1 at G;

FIG. 5 is an enlarged view of a portion of FIG. 4 at H;

in the figure: the grinding device comprises a box body 1, a feeding port 11, a conical barrel 12, a grinding head 13, a motor 14, a controller 15, a grinding channel 16, a guide column 17, a discharging port 18, a stop block 2, a mounting groove 21, a swing rod 22, a groove 221, a rubber rod 23, a driving device 3, a sector gear 31, a linkage gear 32, a screw 33, a cover plate 34, a torsion spring 35, a sliding block 36, a connecting rod 37, an annular rubber plate 4, a compression cavity 5, a rubber ring 51, an annular piston 52, a supporting plate 6, a pull rod 61, a rubber ball 62, a shaft key 7, a threaded hole 8 and an adjusting shaft 9.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the full-automatic grinding machine according to the present invention includes a box body 1, a material inlet 11, a conical barrel 12, a grinding head 13, a motor 14, a controller 15, a guide column 17, a material outlet 18, a stopper 2 and a driving device 3, the material inlet 11 is disposed on one side of the top of the box body 1, the conical barrel 12 is fixedly connected to the bottom of the top plate of the box body 1, the conical grinding head 13 is disposed in the conical barrel 12, the grinding head 13 is connected to the end of a rotating shaft 141 of the motor 14, the motor 14 is fixed to the top of the box body 1, the controller 15 for controlling the motor 14 is disposed on one side of the box body 1, an annular grinding channel 16 is formed between the grinding head 13 and the conical barrel 12, the width of the lower end of the grinding channel 16 is smaller than that of the upper end, the stopper 2 for sealing is disposed on, the cross section of the stop block 2 is arranged to be in a right trapezoid shape, the slope surface of the stop block 2 is arranged on the inner ring, a conical blanking channel is formed in the middle of the inner ring, a discharge opening 18 is arranged below the blanking channel, the stop block 2 is slidably arranged on a group of guide columns 17, the guide columns 17 are fixedly arranged on the bottom plate of the box body 1 in an annular shape, and the discharge opening 18 is arranged below the stop block 2; the driving device 3 is used for driving the stop block 2 to slide up and down along the guide post 17.

As an embodiment of the present invention, the driving device 3 includes a sector gear 31, a link gear 32, a screw 33, a cover plate 34, a rotary torsion spring 35, a slider 36, and a link 37; a sector gear 31 is fixedly connected to the middle of a rotating shaft 141 of the motor 14, and a linkage gear 32 which is in clearance engagement with the sector gear 31 is arranged on one side of the sector gear 31; the linkage gear 32 is fixedly connected to the outer ring of the screw rod 33, the lower end of the screw rod 33 is rotatably connected with the bottom plate of the box body 1, the upper end of the screw rod 33 penetrates through the top plate of the box body 1 and is rotatably connected with the cover plate 34, the cover plate 34 is fixedly connected to the top of the box body 1, a rotary torsion spring 35 sleeved on the outer ring of the screw rod 33 is arranged in the cover plate 34, one end of the rotary torsion spring 35 is fixedly connected to the cover plate 34, and the other end of the rotary torsion; the screw 33 is in threaded connection with a sliding block 36, one side of the sliding block 36 is fixedly connected with one end of a connecting rod 37, and the other end of the connecting rod 37 is fixedly connected with the side edge of the stop block 2. During grinding, the sector gear 31 on the rotating shaft 141 of the motor 14 intermittently pushes the linkage gear 32 to rotate, and when the sector gear 31 is disengaged from the linkage gear 32, the screw 33 rotates under the action of the rotary torsion spring 35 to realize positive and negative rotation circulation of the screw 33, so that the baffle 2 periodically moves up and down to open the grinding channel 16, and intermittent discharge is realized.

In one embodiment of the present invention, an annular rubber plate 4 is disposed between the conical barrel 12 and the stopper 2, an outer ring of the annular rubber plate 4 is fixedly connected to an outer edge of the bottom surface of the conical barrel 12, and an inner ring of the annular rubber plate 4 is fixedly connected to an outer edge of the upper surface of the stopper 2.

In one embodiment of the present invention, a set of mounting slots 21 is provided on the outer ring of the stopper 2, a swing lever 22 is rotatably mounted in each mounting slot 21, a first torsion spring is provided on the rotating shaft of the swing lever 22, and the swing lever 22 presses against the side of the annular rubber plate 4. When the stop block 2 moves upwards, the oscillating rod 22 extrudes the annular rubber plate 4 to enable the cavity between the annular rubber plate 4 and the conical barrel 12 to be pressed to generate air flow, and ground materials are intensively blown to the blanking channel in the middle of the stop block 2.

As an embodiment of the present invention, a groove 221 is provided at one end of the swing rod 22 located in the installation groove 21, and the side wall of the installation groove 21 is fixedly connected with the rubber rod 23; when the swing rod 22 rotates to the horizontal, the distance from the end to the side wall of the mounting groove 21 is less than the length of the rubber rod 23. The rubber rod 23 is pressed into the groove 221, and the oscillating rod 22 is adhered to the annular rubber plate 4 and vibrates the annular rubber plate 4.

As an embodiment of the invention, the upper end of the stop block 2 is provided with an annular compression chamber 5, the upper part of the compression chamber 5 is fixedly connected with a rubber ring 51 for closing the compression chamber 5, an annular piston 52 corresponding to the compression chamber 5 is slidably arranged in the compression chamber 5, and the annular piston 52 is fixedly connected with the upper ends of the guide posts 17. The cross section of the rubber ring 51 is in a right trapezoid shape, the upper surface of the rubber ring 51 is a plane, the lower surface of the rubber ring 51 is an inclined plane, and the thickness of the inner ring of the rubber ring 51 is larger than that of the outer ring of the rubber ring. The stopper 2 moves downwards, the compression cavity 5 is pressed, the rubber ring 51 protrudes upwards, and the inner ring of the rubber ring 51 is thicker than the outer ring of the rubber ring, so that the protrusion with smaller thickness is higher, an inclined surface is formed, and the falling of the material on the rubber ring 51 is facilitated.

As an implementation mode of the invention, the middle part of the compression cavity 5 is fixedly connected with a support plate 6, the support plate 6 is provided with a group of air holes, the middle part of the bottom surface of the rubber ring 51 is fixedly connected with the upper end of a pull rod 61, the lower end of the pull rod 61 penetrates through one air hole in the middle part of the support plate 6 and is fixedly connected with a rubber ball 62 at the end, and the diameter of the rubber ball 62 is larger than the aperture of the air hole. When the rubber ring 51 protrudes outwards, the rubber ball 62 on the pull rod 61 extrudes and penetrates through the air hole, so that the rubber ring 51 vibrates, and the materials are enabled to fall quickly.

As an embodiment of the present invention, a connection hole is formed in the middle of the upper side of the grinding head 13, the lower end of the rotating shaft 141 of the motor 14 is slidably mounted in the connection hole, a shaft key 7 is fixedly mounted on the outer ring of the rotating shaft 141 of the motor 14, a sliding groove matched with the shaft key 7 is formed in the hole wall of the connection hole, the length of the sliding groove is greater than that of the shaft key 7, a threaded hole 8 is formed in the bottom of the connection hole, the rotating shaft 141 of the motor 14 is a hollow shaft, an adjusting shaft 9 is rotatably mounted in the hollow shaft, and the lower end. The adjusting shaft 9 rotates to change the distance between the grinding head 13 and the top plate of the box body 1, so that the size of the opening at the lower end of the grinding channel 16 is changed, and the particle size of the ground material is adjusted.

The working principle of the invention is as follows:

an operator adds materials to be ground into the grinding channel 16 through the feeding port 11, the sector gear 31 on the rotating shaft 141 of the motor 14 intermittently pushes the linkage gear 32 to rotate while grinding, and when the sector gear 31 is disengaged from the linkage gear 32, the screw 33 rotates under the action of the rotary torsion spring 35 to realize the forward and reverse rotation circulation of the screw 33, so that the baffle 2 periodically moves up and down to open the grinding channel 16, and the intermittent discharging is realized.

In order to further promote the ground materials to fall off during arrangement, on one hand, the rubber ring 51 is arranged, the thickness of the inner ring of the rubber ring 51 is larger than that of the outer ring of the rubber ring, and the part with small thickness is higher in bulge, so that an inclined surface is formed, and the materials falling on the rubber ring 51 can fall off conveniently; on the other hand, the pull rod 61 is connected to the bottom of the rubber ring 51, and when the rubber ring 51 protrudes outwards, the rubber ball 62 on the pull rod 61 is extruded and penetrates through the air hole, so that the rubber ring 51 vibrates, and the material is enabled to fall quickly.

In order to improve the applicability of the equipment, the adjusting shaft 9 is arranged, the adjusting shaft 9 rotates to change the distance between the grinding head 13 and the top plate of the box body 1, so that the size of the opening at the lower end of the grinding channel 16 is changed, and the particle size after the grinding of the materials is adjusted.

While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. A full-automatic grinding machine comprises a box body (1), a feeding port (11), a conical barrel (12), a grinding head (13), a motor (14), a controller (15), a guide column (17), a discharge port (18), a stop block (2) and a driving device (3), wherein the feeding port (11) is arranged on one side of the top of the box body (1), the conical barrel (12) is fixedly connected to the bottom of the top plate of the box body (1), the conical grinding head (13) is arranged in the conical barrel (12), the grinding head (13) is connected to the end of a rotating shaft (141) of the motor (14), the motor (14) is fixed to the top of the box body (1), the controller (15) used for controlling the motor (14) is arranged on one side of the box body (1), an annular grinding channel (16) is formed between the grinding head (13) and the conical barrel (12), and the width of the lower end of, the method is characterized in that: the grinding device is characterized in that a stop block (2) for sealing is arranged at the lower end of the grinding channel (16), the stop block (2) is arranged in a ring shape corresponding to the grinding channel (16), the cross section of the stop block (2) is arranged in a right trapezoid shape, the slope surface of the stop block (2) is arranged on an inner ring, a conical blanking channel is formed in the middle of the inner ring, the stop block (2) is slidably mounted on a group of guide columns (17), the guide columns (17) are fixedly mounted on a bottom plate of the box body (1), and a discharge opening (18) is formed below the stop block (2); the driving device (3) is used for driving the stop block (2) to slide up and down along the guide column (17);

an annular rubber plate (4) is arranged between the conical barrel (12) and the stop block (2), the outer ring of the annular rubber plate (4) is fixedly connected with the outer edge of the bottom surface of the conical barrel (12), and the inner ring of the annular rubber plate (4) is fixedly connected with the outer edge of the upper surface of the stop block (2);

a group of mounting grooves (21) are formed in the outer ring of the stop block (2), a swinging rod (22) is rotatably mounted in each mounting groove (21), a first torsion spring is arranged on a rotating shaft of each swinging rod (22), and the swinging rods (22) extrude the side edges of the annular rubber plates (4);

dog (2) upper end is equipped with annular compression chamber (5), and the upper portion fixed connection of compression chamber (5) is used for sealing rubber ring (51) of compression chamber (5), the inside slidable mounting of compression chamber (5) and the corresponding annular piston (52) of compression chamber (5), the equal fixed connection in upper end of annular piston (52) and a set of guide post (17).

2. A full automatic grinding machine according to claim 1, characterized in that: the driving device (3) comprises a sector gear (31), a linkage gear (32), a screw (33), a cover plate (34), a rotary torsion spring (35), a sliding block (36) and a connecting rod (37); the middle part of a rotating shaft (141) of the motor (14) is fixedly connected with a sector gear (31), and one side of the sector gear (31) is provided with a linkage gear (32) which is meshed with the sector gear in a clearance way; the linkage gear (32) is fixedly connected to the outer ring of the screw rod (33), the lower end of the screw rod (33) is rotatably connected with the bottom plate of the box body (1), the upper end of the screw rod (33) penetrates through the top plate of the box body (1) and is rotatably connected with the cover plate (34), the cover plate (34) is fixedly connected to the top of the box body (1), a rotary torsion spring (35) sleeved on the outer ring of the screw rod (33) is arranged in the cover plate (34), one end of the rotary torsion spring (35) is fixedly connected to the cover plate (34), and the other end of the rotary torsion spring (35) is fixedly connected to; the screw rod (33) is connected with a sliding block (36) in a threaded mode, one side of the sliding block (36) is fixedly connected with one end of a connecting rod (37), and the other end of the connecting rod (37) is fixedly connected to the side edge of the stop block (2).

3. A full automatic grinding machine according to claim 1, characterized in that: a groove (221) is formed in the end part, located in the mounting groove (21), of the swinging rod (22), and the side wall of the mounting groove (21) is fixedly connected with a rubber rod (23); when the swinging rod (22) rotates to the horizontal position, the distance from the end head to the side wall of the mounting groove (21) is less than the length of the rubber rod (23).

4. A full automatic grinding machine according to claim 1, characterized in that: the cross section of the rubber ring (51) is in a right trapezoid shape, the upper surface of the rubber ring (51) is a plane, the lower surface of the rubber ring (51) is an inclined plane, and the thickness of the inner ring of the rubber ring (51) is larger than that of the outer ring of the rubber ring.

5. A full automatic grinding machine according to claim 4, characterized in that: compression chamber (5) middle part fixed connection backup pad (6) is equipped with a set of bleeder vent on backup pad (6), rubber ring (51) bottom surface middle part fixed connection pull rod (61) upper end, pull rod (61) lower extreme passes a bleeder vent at backup pad (6) middle part and at end fixed connection rubber ball (62), rubber ball (62) diameter is greater than the bleeder vent aperture.

6. A full automatic grinding machine according to claim 4 or 5, characterized in that: grinding head (13) upside middle part is equipped with the connecting hole, and pivot (141) lower extreme slidable mounting of motor (14) is in the connecting hole, pivot (141) outer lane fixed mounting axle key (7) of motor (14) are equipped with the spout of cooperation axle key (7) on the connecting hole pore wall, and spout length is greater than axle key (7) length, the connecting hole bottom is equipped with screw hole (8), pivot (141) of motor (14) are the hollow shaft, and an installation regulating spindle (9) rotates in it, regulating spindle (9) lower extreme threaded connection is in screw hole (8).