CN113351310A

CN113351310A - Full-automatic pulverizer

Info

Publication number: CN113351310A
Application number: CN202110714736.5A
Authority: CN
Inventors: 涂俊义
Original assignee: Wenzhou Golden Dolphin Sanitary Ware Co ltd
Current assignee: Wenzhou Golden Dolphin Sanitary Ware Co ltd
Priority date: 2021-06-26
Filing date: 2021-06-26
Publication date: 2021-09-07

Abstract

The invention relates to a full-automatic crusher, which comprises a box body, wherein a crushing rack is arranged in the box body, a crusher is arranged on the crushing rack, the crusher comprises a feeding nozzle extending out of the box body and a discharging port facing to the lower part of the crushing rack, a screening hopper is arranged above the crusher, a sand conveying mechanism leading to the screening hopper is arranged below the discharging port, a screen is arranged in the screening hopper, the screen is downwards inclined from one side of the sand conveying mechanism to the other side, a sand outlet pipeline is connected to the bottom of the screening hopper, a re-crushing port is formed in the screen, the re-crushing port is positioned at the lowest end of the screen, a re-crushing pipeline leading to the feeding nozzle is connected to the re-crushing port, and waste sand core heads and caked sand can be automatically crushed and scattered, high crushing efficiency, stable and reliable crushing work and good crushing effect.

Description

Full-automatic pulverizer

Technical Field

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

Background

In sand casting, a large amount of sand is used to manufacture sand core heads, the used waste sand core heads are generally treated as waste products because the waste sand core heads are difficult to break up into sand, and in addition, in the process of storing the sand, the sand is blocked due to moisture, so that the sand cannot be used, so that equipment which can break up the waste sand core heads and the blocked sand into sand and recycle the sand is urgently needed.

Disclosure of Invention

The invention provides a full-automatic crusher, which can automatically crush and break up waste sand core heads and agglomerated sand, has a good crushing effect, and solves the problems existing in the use process in the prior art.

The technical scheme of the invention is realized as follows: a full-automatic pulverizer comprises a box body, a pulverizer frame is arranged in the box body, a pulverizer is arranged on the pulverizer frame, the pulverizer comprises a feeding nozzle which extends out of the box body in an inclined upward direction, and a discharge port facing the lower part of the crusher frame, a screening hopper is arranged above the crusher, the box body comprises a fixed rod for fixing the screening hopper, a sand conveying mechanism communicated with the screening hopper is arranged below the discharge port, a screen is arranged in the screening hopper, the screen is arranged from one side of the sand conveying mechanism to the other side of the sand conveying mechanism in a downward inclined mode, the bottom of the screening hopper is connected with a sand outlet pipeline, the sand outlet pipeline is communicated with the outside of the box body, the screen mesh is provided with a re-crushing port, the re-crushing port is positioned at the lowest end of the screen mesh, and the screening hopper is connected with a re-crushing pipeline communicated with the feeding nozzle through the re-crushing port.

Preferably, the screening hopper is internally provided with a supporting block for placing the screen, and the side surface of the screening hopper is provided with a vibrating mechanism for driving the screen to vibrate.

Preferably, the up end both sides of screen cloth are the symmetry and are provided with the backplate, be connected with the guide board on the backplate, the guide board inclines to set up towards the mouth of smashing once more.

Preferably, the feeding mouth is hollow square tube shape, the inside upside of feeding mouth is connected with the door-lever, hinged joint has the door plant on the door-lever, the feeding mouth is opening upwards at the front end that lies in outside the box.

Preferably, grit conveying mechanism is including spiral riser, spiral lifting rod, discharge pipe, motor mounting panel and lifting motor, it has the cooperation mouth that supplies spiral riser male to open in the crushing frame, the lower extreme of spiral riser is located the below of discharge gate, the coaxial setting of spiral lifting rod is in the spiral lifting pipe, the discharge pipe is connected on the upside position of spiral riser, the discharge pipe begins to set up towards the downward sloping of screening hopper from the spiral riser, the motor mounting panel is fixed on the spiral riser, lifting motor fixed mounting is on the motor mounting panel, be connected with first action wheel on lifting motor's the output shaft, be connected with first follower on the spiral lifting rod, be equipped with first driving belt between first action wheel and the first follower.

Preferably, the pulverizer comprises a pulverizer housing, a pulverizing rotating shaft, a fixed disc, a connecting rod, a centrifugal pendulum, an arc-shaped sieve plate and a pulverizing motor, wherein the pulverizer housing and the pulverizing motor are both fixedly connected on a pulverizer frame, a pulverizing inner cavity is arranged in the pulverizer housing, a feeding nozzle is fixed on the pulverizer housing and is communicated with the pulverizing inner cavity, a discharging port is arranged on the lower side of the pulverizing inner cavity, the arc-shaped sieve plate is fixed on the discharging port, the pulverizing rotating shaft is rotatably arranged on the pulverizing inner cavity, the fixed disc is provided with at least three parts and is connected on the pulverizing rotating shaft at equal intervals, the fixed disc and the pulverizing rotating shaft are coaxially arranged, the connecting rod is provided with two parts and is symmetrically connected on the fixed disc, the centrifugal pendulum is rotatably connected on the connecting rod, and the centrifugal pendulum is arranged between every two fixed discs, the output shaft of the crushing motor is connected with a second driving wheel, the crushing rotating shaft is connected with a second driven wheel, and a second transmission belt is arranged between the second driving wheel and the second driven wheel.

Preferably, the vibration mechanism comprises a vibration motor and a vibration cam, the vibration motor is fixedly connected to the side surface of the screening hopper, an output shaft of the vibration motor is connected with the vibration cam, and the vibration cam is located on the lower side of the screen.

Preferably, the sand outlet pipeline is provided with a discharge gate at one end outside the box body, the discharge gate is in a circular plate shape, the upper half side of the sand outlet pipeline is provided with a gate opening, one side of the discharge gate is hinged to the sand outlet pipeline, and the sand outlet pipeline is further connected with a control handle.

Preferably, the screening hopper is provided with a control cabinet, the side surface of the box body is provided with a maintenance opening, and the maintenance opening is provided with a closable door.

Preferably, an enclosing frame is arranged in the box body, and the enclosing frame is fixed on the bottom of the box body and encloses the pulverizer frame into a circle.

In conclusion, the beneficial effects of the invention are as follows:

1. when the invention works, the waste sand core head to be crushed enters the crusher through the feeding nozzle, the crushed sand falls from the discharging port after the crusher crushes the waste sand core head, then the sand conveying mechanism conveys the crushed sand to the upper part of the screening hopper and falls on the screen, the crushed sand is screened and separated by the screen in the screening hopper, the fine sand passing through the screen enters the sand outlet pipeline at the bottom of the screening hopper, the sand which does not pass through the screen falls into the re-crushing port due to the inclined arrangement of the screen, enters the feeding nozzle through the re-crushing pipeline and is crushed again by the crusher until the fine sand is discharged from the sand outlet pipeline, the invention has high degree of automation, stable and reliable crushing work, can efficiently crush and scatter the waste sand core head and the caked sand, and has good crushing effect, in addition, the screening hopper is arranged above the crusher, so that the size of the screening hopper is small, and the required occupied area is greatly reduced.

2. The vibrating mechanism can drive the screen to vibrate, thereby enabling the screen to better separate crushed sand, improving the working efficiency of screening and separating, and in addition, the guard plates and the guide plates on the two sides of the upper end surface of the screen are beneficial to the sand which does not pass through the screen to enter the re-crushing port.

3. When the crusher carries out crushing work, the door plant can prevent dust and grit spill to the door plant can not hinder the grit and enter into the crusher through the feed nozzle in, and the front end of feed nozzle upwards carries out the opening in addition, and the useless sand core head of being convenient for enters into the feed nozzle.

4. The discharge gate can make the fine sand that is separated out by the screen cloth store in screening hopper and sand outlet pipe says, use open the discharge gate in needs use can, enclose the frame and can prevent that the grit that drops from the discharge gate is too dispersed to be unfavorable for grit conveying mechanism to carry.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 viewed from another perspective;

FIG. 3 is a schematic view of the structure of FIG. 1 viewed from an upper perspective;

FIG. 4 is a top view of the present invention;

FIG. 5 is a schematic cross-sectional view taken along the line A-A in FIG. 4;

FIG. 6 is a schematic structural view of the present invention with the case removed;

FIG. 7 is a schematic view of the structure of FIG. 6 viewed from the upper side;

FIG. 8 is a schematic view of the structure of FIG. 6 viewed from the rear left side;

fig. 9 is a perspective view of the present invention with the box removed and with the cross-sectional structure removed.

In the figure: 1. a box body; 2. a pulverizer frame; 3. a pulverizer; 4. a feed nozzle; 5. a discharge port; 6. a screening hopper; 7. screening a screen; 8. a sand outlet pipeline; 9. crushing the opening again; 10. crushing the pipeline again; 11. a holding block; 12. a guard plate; 13. a guide plate; 14. a door lever; 15. a door panel; 16. a spiral riser; 17. a helical lifting rod; 18. a discharge pipe; 19. a motor mounting plate; 20. a hoisting motor; 21. a mating port; 22. a first drive wheel; 23. a first driven wheel; 24. a first drive belt; 25. a pulverizer housing; 26. a pulverizing rotor shaft; 27. fixing the disc; 28. a connecting rod; 29. a centrifugal pendulum bob; 30. an arc-shaped sieve plate; 31. a grinding motor; 32. crushing the inner cavity; 33. a second drive wheel; 34. a second driven wheel; 35. a second drive belt; 36. a vibration motor; 37. a vibrating cam; 38. a discharge gate; 39. opening a gate; 40. a control grip; 41. a control cabinet; 42. a maintenance port; 43. a closable door; 44. enclosing a frame; 45. and (5) fixing the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 9 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1 to 9, the invention discloses a full-automatic crusher, which comprises a box body 1, wherein a crusher frame 2 is arranged in the box body 1, a crusher 3 is arranged on the crusher frame 2, the crusher 3 comprises a feeding nozzle 4 extending out of the box body 1 in an inclined upward direction, and a discharging port 5 facing to the lower part of the crusher frame 2, a screening hopper 6 is arranged above the crusher 3, a fixing rod 45 for fixing the screening hopper 6 is arranged on the box body 1, a sand conveying mechanism leading to the screening hopper 6 is arranged below the discharging port 5, a screen 7 is arranged in the screening hopper 6, the screen 7 is arranged in an inclined downward direction from one side to the other side of the sand conveying mechanism, a sand outlet pipeline 8 is connected to the bottom of the screening hopper 6, the sand outlet pipeline 8 leads to the outside of the box body 1, and a re-crushing port 9 is arranged on the screen 7, the regrinding opening 9 is located at the lowermost end of the screen 7, and a regrinding duct 10 leading to the feed nozzle 4 is connected to the screening hopper 6 to the regrinding opening 9.

When the invention works, the waste sand core head enters the crusher 3 through the feeding nozzle 4, the crushed sand falls from the discharging hole 5 after the crusher 3 crushes the waste sand core head, then the sand conveying mechanism conveys the crushed sand to the upper part of the screening hopper 6 and falls on the screen 7, the crushed sand is screened and separated through the screen 7 in the screening hopper 6, the fine sand passing through the screen 7 enters the sand outlet pipeline 8 on the bottom of the screening hopper 6, the sand not passing through the screen 7 rolls into the re-crushing hole 9 because of the inclined arrangement of the screen 7, enters the feeding nozzle 4 through the re-crushing pipeline 10 and is crushed again through the crusher 3 until the fine sand is crushed and discharged from the sand outlet pipeline 8, the invention has high degree of automation, stable and reliable crushing work and high efficiency, and can crush and break up the waste sand core head and the agglomerated sand, the crushing effect is good, and in addition, the screening hopper 6 is arranged above the crusher 3, so that the self volume is small, and the required occupied area is greatly reduced.

As shown in fig. 2, 5 and 9, a holding block 11 for placing the screen 7 is arranged in the screening hopper 6, the side surface of the screening hopper 6 is provided with a vibration mechanism for driving the screen 7 to vibrate, the vibration mechanism can drive the screen 7 to vibrate, thereby leading the screen 7 to better separate the crushed sand, improving the working efficiency of screening and separating, the vibration mechanism comprises a vibration motor 36 and a vibration cam 37, the vibration motor 36 is fixedly connected on the side surface of the screening hopper 6, the output shaft of the vibration motor 36 is connected to a vibration cam 37, the vibration cam 37 being located on the underside of the sieve screen 7, the vibration mechanism, when in operation, the vibration motor 36 drives the vibration cam 37 to rotate, so that the vibration cam 37 continuously impacts the screen 7 at a high frequency and a small amplitude, thereby vibrating the screen 7 at a high frequency.

In addition, the both sides of the up end of screen cloth 7 are the symmetry and are provided with backplate 12, be connected with guide plate 13 on the backplate 12, guide plate 13 inclines to set up towards regrinding mouth 9, and backplate 12 and guide plate 13 are favorable to not entering into regrinding mouth 9 through the grit of screen cloth 7.

The feeding nozzle 4 is in a hollow square tube shape, the upper side inside the feeding nozzle 4 is connected with a door rod 14, the door rod 14 is hinged with a door plate 15, when the crusher 3 performs crushing work, the door plate 15 can prevent dust and sand from splashing, the door plate 15 cannot prevent the sand from entering the crusher 3 through the feeding nozzle 4, in addition, the front end of the feeding nozzle 4 is upwards opened, and waste sand core heads can conveniently enter the feeding nozzle 4.

As shown in fig. 6 to 9, the sand conveying mechanism includes a spiral riser tube 16, a spiral lifting rod 17, a discharge tube 18, a motor mounting plate 19 and a lifting motor 20, the crusher frame 2 is provided with a matching opening 21 for inserting the spiral riser tube 16, the lower end of the spiral riser tube 16 is located below the discharge port 5, the spiral lifting rod 17 is coaxially disposed in the spiral riser tube 16, the discharge tube 18 is connected to the upper side of the spiral riser tube 16, the discharge tube 18 is inclined downward from the spiral riser tube 16 toward the screening hopper 6, the motor mounting plate 19 is fixed on the spiral riser tube 16, the lifting motor 20 is fixedly mounted on the motor mounting plate 19, the output shaft of the lifting motor 20 is connected with a first driving wheel 22, the spiral lifting rod 17 is connected with a first driven wheel 23, a first driving belt 24 is disposed between the first driving wheel 22 and the first driven wheel 23, the sand conveying mechanism works when certain sand is stacked below the discharge port 5, the lifting motor 20 drives the first driving wheel 22 to rotate, the first driven wheel 23 and the spiral lifting rod 17 are driven to rotate through the transmission of the first transmission belt 24, the spiral lifting rod 17 conveys the sand upwards, the sand enters the discharge pipe 18 and then falls onto the screen 7, and the conveying work is stable and reliable.

And the pulverizer 3 include pulverizer housing 25, smash pivot 26, fixed disc 27, connecting rod 28, centrifugal pendulum bob 29, arc sieve plate 30 and crushing motor 31, pulverizer housing 25 and crushing motor 31 all fixed connection are on pulverizer frame 2, pulverizer housing 25 has crushing inner chamber 32 in, feed nozzle 4 fixes on pulverizer housing 25 to communicate with each other with crushing inner chamber 32, discharge gate 5 is seted up on the downside of crushing inner chamber 32, arc sieve plate 30 fixes on discharge gate 5, smash the rotatable setting of pivot 26 on crushing inner chamber 32, fixed disc 27 is provided with at least three to the equidistance is connected on smashing pivot 26, fixed disc 27 and crushing pivot 26 are coaxial arrangement, connecting rod 28 is provided with two, and the symmetric connection is on fixed disc 27, the rotatable connection of centrifugal pendulum bob 29 is on connecting rod 28, and all be equipped with centrifugal pendulum 29 between per two fixed disks 27, be connected with second action wheel 33 on the output shaft of crushing motor 31, be connected with second follower 34 on the crushing pivot 26, be provided with second drive belt 35 between second action wheel 33 and the second follower 34, rubbing crusher 3 is when smashing useless sand core head, crushing motor 31 drives crushing pivot 26 and carries out high-speed the rotation, the fixed disk 27 of connection on crushing pivot 26 just drives connecting rod 28 and rotates to just make centrifugal pendulum 29 rotate under the effect of centrifugal force, at this moment, useless sand core head gets into crushing inner chamber 32 from feed inlet 4, under the effect of centrifugal pendulum 29, smash useless sand core head, the grit after smashing drops from discharge gate 5 through arc sieve 30, the simple structure is reliable, smash efficiently.

As shown in fig. 8, a discharge gate 38 is disposed at one end of the sand discharging pipe 8 located outside the box body 1, the discharge gate 38 is in a circular plate shape, a gate opening 39 is opened at the upper half side of the sand discharging pipe 8, one side of the discharge gate 38 is hinged to the sand discharging pipe 8, a control handle 40 is further connected to the sand discharging pipe 8, the discharge gate 38 can store fine sand separated by the screen 7 in the screening hopper 6 and the sand discharging pipe 8, and the discharge gate 38 can be opened when needed.

As shown in fig. 1 to 3, a control cabinet 41 is arranged on the screening hopper 6 and is used for distributing and controlling the crusher 3 and the sand conveying mechanism, a maintenance opening 42 is formed in the side surface of the box 1 so as to be convenient for maintaining the structure inside the box 1, a closable door 43 is arranged on the maintenance opening 42, the closable door 43 can be in an open-close type or a push-pull type in a hinged connection manner, in addition, a surrounding frame 44 is arranged in the box 1, the surrounding frame 44 is fixed on the bottom of the box 1 and surrounds the crusher frame 2 into a circle, and the surrounding frame 44 can prevent sand falling from the discharge port 5 from being excessively dispersed and being not beneficial to conveying by the sand conveying mechanism.

Meanwhile, the invention also points out terms such as: the terms "front," "back," "vertical," "horizontal," and the like, as used herein, are intended to refer to an orientation or positional relationship as shown in the drawings for convenience in describing the invention and in order to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the invention.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a full-automatic pulverizer, includes the box, its characterized in that: the utility model discloses a crushing machine, including the box, be equipped with crushing frame in the box, install the rubbing crusher in the crushing frame, the rubbing crusher extends out the outer feeding mouth of box including the slant to and towards the discharge gate of crushing frame below, the top of rubbing crusher is equipped with the screening hopper, including being used for fixing the dead lever of screening hopper on the box, the below of discharge gate is equipped with the grit conveying mechanism who accesss to on the screening hopper, be equipped with the screen cloth in the screening hopper, the screen cloth sets up from one side of grit conveying mechanism down dip to the opposite side, be connected with out the sand pipeline on the bottom of screening hopper, it accesss to outside the box to go out the sand pipeline, it has the mouth of smashing once more to open on the screen cloth, the mouth of smashing once more is located the minimum one end of screen cloth, be connected with on the screening hopper and access to the pipeline of once more of feeding mouth.

2. The full-automatic pulverizer of claim 1, wherein: the screening hopper is internally provided with a supporting block for placing a screen, and the side surface of the screening hopper is provided with a vibrating mechanism for driving the screen to vibrate.

3. The full-automatic pulverizer of claim 2, wherein: the up end both sides of screen cloth are the symmetry and are provided with the backplate, be connected with the guide board on the backplate, the guide board inclines to set up towards the mouth of smashing once more.

4. The full-automatic pulverizer of claim 1, wherein: the feeding mouth is hollow square tube shape, the inside upside of feeding mouth is connected with the door-lever, hinged joint has the door plant on the door-lever, the feeding mouth carries out the opening upwards at the front end that lies in outside the box.

5. The full-automatic pulverizer of claim 1, wherein: the sand conveying mechanism comprises a spiral lifting pipe, a spiral lifting rod, a discharge pipe, a motor mounting plate and a lifting motor, wherein a matching opening for inserting the spiral lifting pipe is formed in the crusher frame, the lower end of the spiral lifting pipe is located below a discharge port, the spiral lifting rod is coaxially arranged in the spiral lifting pipe, the discharge pipe is connected to the upper side position of the spiral lifting pipe, the discharge pipe starts to incline downwards towards a screening hopper from the spiral lifting pipe, the motor mounting plate is fixed on the spiral lifting pipe, the lifting motor is fixedly mounted on the motor mounting plate, a first driving wheel is connected to an output shaft of the lifting motor, a first driven wheel is connected to the spiral lifting rod, and a first transmission belt is arranged between the first driving wheel and the first driven wheel.

6. The full-automatic pulverizer of claim 1, wherein: the crusher comprises a crusher shell, a crushing rotating shaft, fixed disks, a connecting rod, a centrifugal pendulum, arc-shaped sieve plates and a crushing motor, wherein the crusher shell and the crushing motor are fixedly connected on a crusher frame, a crushing inner cavity is arranged in the crusher shell, a feeding nozzle is fixed on the crusher shell and is communicated with the crushing inner cavity, a discharging port is arranged on the lower side of the crushing inner cavity, the arc-shaped sieve plates are fixed on the discharging port, the crushing rotating shaft is rotatably arranged on the crushing inner cavity, the fixed disks are at least three and are connected on the crushing rotating shaft at equal intervals, the fixed disks and the crushing rotating shaft are coaxially arranged, the connecting rods are provided with two connecting rods and are symmetrically connected on the fixed disks, the centrifugal pendulum is rotatably connected on the connecting rods, and the centrifugal pendulum is arranged between every two fixed disks, the output shaft of the crushing motor is connected with a second driving wheel, the crushing rotating shaft is connected with a second driven wheel, and a second transmission belt is arranged between the second driving wheel and the second driven wheel.

7. The full-automatic pulverizer of claim 2, wherein: the vibrating mechanism comprises a vibrating motor and a vibrating cam, the vibrating motor is fixedly connected to the side face of the screening hopper, an output shaft of the vibrating motor is connected with the vibrating cam, and the vibrating cam is located on the lower side of the screen.

8. The full-automatic pulverizer of claim 1, wherein: the sand outlet pipeline is provided with a discharge gate at one end outside the box body, the discharge gate is in a circular plate shape, the upper half side of the sand outlet pipeline is provided with a gate opening, one side of the discharge gate is hinged to the sand outlet pipeline, and the sand outlet pipeline is further connected with a control handle.

9. The full-automatic pulverizer of claim 1, wherein: the screening hopper is provided with a control cabinet, the side surface of the box body is provided with a maintenance opening, and the maintenance opening is provided with a closable door.

10. The full-automatic pulverizer of claim 1, wherein: and an enclosing frame is arranged in the box body, is fixed on the bottom of the box body and encloses the pulverizer frame into a circle.