CN216728282U - Screen-free dust removal device of saw dust pulverizer - Google Patents

Abstract

The utility model discloses a dust removing device of a screen-free type saw dust pulverizer, which comprises a supporting tube which is of a cylindrical structure as a whole, wherein a spiral chute is fixed on the outer wall of the circumference of the supporting tube, a slide way with an inverted trapezoidal section is arranged on the upper surface of the spiral chute, rectangular leak holes are distributed at equal intervals on the bottom of the slide way, a dust removing groove with a consistent spiral angle is fixed on the lower surface of the spiral chute, stepped jacks which are communicated with the rectangular leak holes are arranged at the same horizontal position of one side of the spiral chute, which is far away from the supporting tube, which is positioned at the rectangular leak holes, when the dust mixed with the dust slides downwards along the bottom of the spiral chute, the dust can slowly slide downwards along the bottom of the groove due to the heavier mass of the dust, and then can directly slide into the rectangular leak holes, and the volume of the dust is lighter, so that the dust can directly float over from the top of the rectangular leak holes until falling to the bottom, at this time, the dust in the sawdust can be removed.

Description

Screen-free dust removal device of saw dust pulverizer

Technical Field

The utility model relates to the technical field of mechanical equipment, especially, relate to a no screen cloth formula saw dust collector of powder rubbing crusher.

Background

The saw powder grinder is a special equipment for producing high-quality wood powder (saw powder), and can be extensively used in the material-preparing working section of industrial production of paper-making, edible fungi, machine-made charcoal, shaving board, saw powder board, high-density board and medium-density board, etc. and single wood powder (saw powder) production base, and the cutting raw material of the grinder mainly is log and branch. The series of wood chip machines (wood cutting machines) adopt a low-voltage or high-voltage motor, a large-scale wood chip machine (wood cutting machine) and a disc type wood cutting machine, and have two types of belt pulley transmission and direct-coupled driving; the feeding is divided into a horizontal mode and an inclined mode, and the discharging also comprises an upper discharging mode and a lower discharging mode. The internal structure of the saw dust pulverizer mainly comprises an upper pulverizer body, an inner lining plate, a pulverizing cutter, a lower pulverizer body, a rotor, a fan, a discharge pipe, an underframe, a bag type dust collector and the like, and the efficient wood pulverizer integrates the functions of blade cutting and high-speed airflow impact and dual pulverizing by collision and can simultaneously complete the micro-material separation processing procedure. In the cutting and crushing process of the blades, the rotor generates high-speed airflow and rotates along with the cutting direction of the blades, materials are accelerated in the airflow and repeatedly impacted, so that the materials are subjected to double crushing, and the crushing rate of the materials is accelerated.

The feeder hopper needs to be thrown into the timber that needs to be smashed from current saw dust rubbing crusher, and when timber when smashing in the earth that timber outer wall mix with falls into finished product bucket along with the sawdust easily, later still need screen the sawdust, take trouble hard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a dust removing device of a non-screen type saw dust crusher.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dust removal device of a screen-free saw dust pulverizer comprises a supporting tube which is integrally of a cylindrical structure, wherein a spiral chute is fixed on the outer wall of the circumference of the supporting tube, a slide way with an inverted trapezoid-shaped cross section is arranged on the upper surface of the spiral chute, rectangular leak holes which are distributed equidistantly are formed in the bottom of the slide way, dust removal grooves with the same spiral angle are fixed on the lower surface of the spiral chute, stepped jacks which are communicated with the rectangular leak holes are formed in the positions, on the side, away from the supporting tube, of the spiral chute at the same horizontal position of the rectangular leak holes, blocking rods are inserted into the stepped jacks, and therefore when saw dust mixed with the dust slides downwards along the groove bottom of the spiral chute in use, the dust can slowly slide into the rectangular leak holes along the groove bottom due to the heavier mass of the dust, the dust can slide downwards along the groove bottom directly, the dust has a large volume and a lighter mass, and can directly float over the top end of the rectangular leak holes until the dust falls to the bottom, at this time, the dust in the sawdust can be removed.

The utility model discloses further setting lies in, the cross-section of dust removal groove is groove structure, and the tank bottom of dust removal groove is made polishing treatment to can reduce the frictional resistance of dust removal groove tank bottom, let dust more smooth and easy when gliding.

The utility model discloses further setting is in, the one end that ladder jack was kept away from to the tank bottom of rectangle small opening is opened has the screw with the coaxial distribution of ladder jack, and the tip of shelves pole open have with the screw of screw looks adaptation, the one end that the screw was kept away from to the shelves pole is fixed with and revolves wrong cap to can adjust the whereabouts of dust through the installation to shelves pole when using, when the volume of dust is great, take out the drill way area that enlarges the rectangle small opening with the shelves pole, can let dust pass through.

The utility model discloses further setting lies in, the circumference inner wall of stay tube is fixed with the blend stop, and the length of blend stop is the same with the length of stay tube.

The utility model discloses further setting lies in, be fixed with driving motor in the middle of the bottom of stay tube, and the output shaft top of driven motor is fixed with the transfer line, and the circumference outer wall of transfer line is fixed with crisscross distribution's reset spring, and the one end that reset spring kept away from the transfer line all is fixed with the billiard, contact mutually with the blend stop in the time of billiard pivoted, thereby can be when the process of unloading, driving motor cooperates the side that the blend stop can be strikeed fast to the billiard of reset spring tip when driving transfer line pivoted, and then constantly drives the blend stop and produces the vibration, the gliding of dust on the spiral chute with higher speed.

The utility model discloses further setting lies in, the tank bottom tangent line of spiral spout and the contained angle of horizontal plane are between 45 to 60, ensure that dust can glide smoothly.

Compared with the prior art, the utility model provides a no screen cloth formula saw dust grinder dust collector possesses following beneficial effect:

1. through setting up the dust removal groove in the rectangle small opening and the spiral chute below of spiral chute tank bottom, can be when using, when the sawdust that is mingled with dust along the tank bottom lapse of spiral chute, because the quality of dust is heavier can slowly slide down along the tank bottom, and then can directly slide in the rectangle small opening, and the bulky quality of sawdust is lighter to direct top from the rectangle small opening wafts until whereabouts to the bottom, can get rid of dust in the sawdust this moment.

2. Through setting up the shelves pole of pegging graft in the middle of the rectangle small opening, can adjust the whereabouts of dust through the installation to shelves pole in the ejection of compact, when the volume of dust is great, take out the drill way area that enlarges the rectangle small opening with a grade pole, can let dust pass through.

3. Through the transmission rod arranged in the supporting pipe and the bumping ball at the end part of the return spring, when the feeding process is carried out, the driving motor drives the transmission rod to rotate, the bumping ball at the end part of the return spring is matched with the side surface of the barrier strip rapidly, and then the barrier strip is continuously driven to vibrate, so that the sliding of dust on the spiral chute is accelerated.

Drawings

FIG. 1 is a schematic perspective view of a dust removing device of a non-screen type saw dust pulverizer provided by the present invention;

FIG. 2 is a schematic view of a partial cross-sectional structure of a dust removing device of a non-screen type saw dust pulverizer provided by the present invention;

FIG. 3 is a schematic cross-sectional view of a support tube of a dust-removing device of a non-screen type saw dust pulverizer provided by the present invention;

fig. 4 is an enlarged schematic structural view of a part a in fig. 2 of a dust removing device of a screen-free saw dust pulverizer provided by the present invention.

In the figure: 1. supporting a tube; 2. blocking strips; 3. a transmission rod; 4. a rectangular leak hole; 5. a gear lever; 6. a spiral chute; 7. round corners; 8. a dust removal groove; 9. screwing the cap; 10. a stepped jack; 11. a screw hole; 12. a return spring; 13. and (6) knocking the ball.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In this example

Referring to fig. 1-4, a dust removing device of a screen-free type saw dust pulverizer comprises a supporting tube which is integrally of a cylindrical structure, a spiral chute is fixed on the outer wall of the circumference of the supporting tube, a slide way with an inverted trapezoidal cross section is arranged on the upper surface of the spiral chute, rectangular leak holes are distributed at equal intervals on the bottom of the slide way, dust removing grooves with the same spiral angle are fixed on the lower surface of the spiral chute, stepped jacks which are communicated with the rectangular leak holes are formed in the positions, located at the same horizontal position, of one side, far away from the supporting tube, of the spiral chute, stepped jacks are formed in the positions, located at the same horizontal position, of the rectangular leak holes, and blocking rods are inserted in the stepped jacks, so that when the dust pulverizer is used, when the dust mixed with dust slides downwards along the bottom of the spiral chute, the dust can slowly slide downwards along the bottom of the chute due to the heavier weight, and can directly slide into the rectangular leak holes, and the volume of the dust is large and the weight is lighter, so that the dust can be directly floated from the top end of the rectangular leak hole until the dust falls to the bottom, and the dust in the sawdust can be removed.

Wherein, the cross-section of dust removal groove is groove structure, and the tank bottom of dust removal groove is done polishing and is handled to can reduce the frictional resistance of dust removal groove tank bottom, let dust more smooth and easy when gliding.

Wherein, the one end that the ladder jack was kept away from to the tank bottom of rectangle small opening opens has the screw with the coaxial distribution of ladder jack, and the tip of shelves pole opens has the screw with screw hole adaptation, and the one end that the screw was kept away from to the shelves pole is fixed with revolves the twist cap to can adjust the whereabouts of dust through the installation to shelves pole when using, when the volume of dust is great, take out the shelves pole and enlarge the drill way area of rectangle small opening, can let dust pass through.

The inner wall of the circumference of the supporting tube is fixed with a barrier strip, and the length of the barrier strip is the same as that of the supporting tube.

Wherein, be fixed with driving motor in the middle of the bottom of stay tube, and the output shaft top of driven motor is fixed with the transfer line, and the circumference outer wall of transfer line is fixed with the reset spring of crisscross distribution, and the one end that reset spring kept away from the transfer line all is fixed with the ball that hits, hit the ball pivoted time and contact mutually with the blend stop, thereby can be when the process of unloading, driving motor drives the transfer line pivoted time cooperation reset spring tip hit the ball can strike the side of blend stop fast, and then constantly drive the blend stop and produce the vibration, the gliding of dust on the spiral chute with higher speed.

Wherein, the included angle between the tangent line of the groove bottom of the spiral chute and the horizontal plane is between 45 degrees and 60 degrees, so that dust can smoothly slide down.

The working principle is as follows: with spiral chute 6's upper surface mounting to ejection of compact position under before using, at this moment, when the sawdust that is mingled with dust is along the tank bottom lapse of spiral chute 6, because the quality of dust is heavier can slowly slide down along the tank bottom, and then can directly slide into rectangle small opening 4, and the bulky quality of sawdust is lighter to direct top from rectangle small opening 4 wafts until whereabouts to the bottom, can get rid of the dust in the sawdust this moment.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The dust removal device comprises a supporting pipe (1) which is of a cylindrical structure integrally, wherein a spiral chute (6) is fixed to the outer wall of the circumference of the supporting pipe (1), and is characterized in that a slide way with an inverted trapezoidal cross section is arranged on the upper surface of the spiral chute (6), rectangular leak holes (4) which are distributed equidistantly are formed in the bottom of the slide way, dust removal grooves (8) with the same spiral angle are fixed to the lower surface of the spiral chute (6), stepped jacks (10) which are communicated with the rectangular leak holes (4) are formed in the same horizontal position, located on the rectangular leak holes (4), of one side, far away from the supporting pipe (1), of the spiral chute (6), and blocking rods (5) are inserted into the stepped jacks (10).

2. The dust removing device of the screen-free saw dust pulverizer as claimed in claim 1, wherein the section of the dust removing groove (8) is of a groove-shaped structure, and the bottom of the dust removing groove (8) is polished.

3. The dust removing device of the screen-free saw dust pulverizer as claimed in claim 1, wherein one end of the bottom of the rectangular leak hole (4) far away from the stepped insertion hole (10) is provided with a screw hole (11) coaxially distributed with the stepped insertion hole (10), the end of the stop rod (5) is provided with a thread matched with the screw hole (11), and one end of the stop rod (5) far away from the screw hole (11) is fixed with a screwing cap (9).

4. A dust-collecting equipment of screen-less saw-dust crusher as claimed in claim 1, characterized in that the inner wall of the circumference of the supporting tube (1) is fixed with a baffle (2), and the length of the baffle (2) is the same as the length of the supporting tube (1).

5. The dust removing device of the screen-free saw dust pulverizer as claimed in claim 4, wherein a driving motor is fixed in the middle of the bottom of the supporting tube (1), a transmission rod (3) is fixed at the top end of an output shaft of the driving motor, return springs (12) distributed in a staggered mode are fixed on the circumferential outer wall of the transmission rod (3), a collision ball (13) is fixed at one end, far away from the transmission rod (3), of each return spring (12), and the collision ball (13) is in contact with the barrier strip (2) when rotating.

6. A screen-less dust catcher as claimed in claim 1, characterized in that the angle between the tangent of the bottom of the spiral chute (6) and the horizontal is between 45 ° and 60 °.

Images