KR20000066074A - Apparatus for manufacturing sawdust - Google Patents

Abstract

PURPOSE: A sawdust manufacturing device is provided to manufacture sawdust having the size of the extent that packed articles are not damaged. CONSTITUTION: A sawdust manufacturing device includes a support frame, a conveying part(30) mounted on the support frame(10) and conveying woods, to be processed, in a prescribed direction, a crushing part(50) mounted perpendicular to the conveying direction of the woods and crushing the woods into sawdust of a prescribed size, a pressing part(40) mounted on the upper portion of the conveying part in a vertically moving manner and pressing the woods with power of a prescribed degree, and a control part(70) mounted on the support frame and controlling power pressing a wood plate of the pressing part according to the thickness of wood.

Description

Sawdust manufacturing equipment {APPARATUS FOR MANUFACTURING SAWDUST}

The present invention relates to an apparatus for manufacturing sawdust by crushing wood, and more particularly, to a sawdust manufacturing apparatus capable of manufacturing sawdust to a size that does not damage a packaged article.

In general, the bottom of the barn is sprayed with sawdust to provide a comfortable environment for livestock, and sawdust mixed with animal secretions is used as organic fertilizer. Furthermore, a large amount of sawdust is placed in the box to prevent items such as crabs, apples, etc., packed in one box, from colliding with each other or from being damaged by external forces applied to the box. Is filled. As mentioned above, sawdust is very important in farms, and the demand is increasing day by day.

Then, with reference to the accompanying drawings will be briefly described a sawdust manufacturing apparatus of the prior art.

The conventional packaging sawdust manufacturing apparatus shown in FIG. 1 includes a frame 3 having a conveying unit 2 for conveying a tree 1 to be processed into sawdust, and a tree which is mounted and transported on the frame 3. It includes a shredded portion 4 to crush the sawdust.

Here, the crushing portion 4 is composed of a pair of rollers 5 meshed with each other, and a drive motor 6 supported by the frame 3 and rotating the two rollers 5 in opposite directions (Fig. 2). Accordingly, the wood 1 conveyed by the conveying part 2 is crushed and crushed between the two rollers 5 rotating in the engaged state, that is, crushed to have a length of about 5 × 10 mm. It is formed from sawdust having a size. At this time, the worker grasps the wood to be transported on the conveying part 2, so that the wood is pushed to be properly transported to the crushing part (4) side.

On the other hand, the sawdust box 7 is provided at the lower side of the shredding unit 4, the sawdust box 7 is stored in the sawdust manufactured in the same manner as described above.

However, in the above-described packaging sawdust manufacturing apparatus of the prior art, the sawdust produced by pressing and crushing between the two rollers to be joined is rough and large in size, when the sawdust is sprinkled on the barn, the livestock are injured, When the sawdust is used for packaging, there is a problem that the packaged goods are frequently stuck and damaged by sawdust.

In addition, since the worker should always grasp the wood to be made of sawdust, there was another problem that the manufacturing cost of sawdust due to expensive labor costs greatly increased.

Therefore, the present invention has been made to solve the above problems, while sprinkled in a barn can not hurt the livestock, while producing a sawdust soft and small enough not to damage the packaged goods, while reducing its manufacturing cost The purpose is to provide a sawdust manufacturing apparatus.

1 is a perspective view schematically showing a conventional sawdust manufacturing apparatus.

Figure 2 is a front view showing a crushing portion that is the main portion of the conventional sawdust manufacturing apparatus.

Figure 3 is a perspective view showing the configuration of one embodiment of a sawdust manufacturing apparatus according to the present invention.

Figure 4 is a front view showing the crushing portion of the main part of the sawdust manufacturing apparatus according to the present invention.

Figure 5 is a perspective view showing another embodiment of the pressing unit in the sawdust manufacturing apparatus of the present invention.

* Explanation of symbols for main parts of the drawings

10: support frame 20: guide rail

30: transfer part 40: pressurization part

50: grinding portion 54: disc saw blade

60: sensor 70: control unit

80: sawdust box

The present invention for achieving the above object, a support frame; A transfer part mounted on the support frame and transferring the wood to be processed in a predetermined direction; A crushing unit mounted on the support frame so as to be substantially orthogonal to the conveying direction of the tree, and crushing the tree conveyed by the conveying unit into sawdust having a predetermined size; A pressing unit mounted on the upper side of the transfer unit so as to be movable, and moving downward to press the wood transferred from the transfer unit with a predetermined size of force; And is mounted on the support frame, and provides a sawdust manufacturing apparatus including a control unit for controlling the force for pressing the wooden board of the pressing unit according to the thickness of the wood.

In addition, the present invention is a sawdust manufacturing apparatus comprising a conveying unit for transporting the wood to be processed, and a crushing unit for crushing the conveyed wood into sawdust while rotating at a high speed by the power of the motor, wherein the crushing unit is the driving shaft of the motor It further provides a sawdust manufacturing apparatus comprising a plurality of disk-shaped saw blades mounted on the outer peripheral surface of the driven shaft fixed at a predetermined interval.

Hereinafter, with reference to the accompanying drawings will be described in detail the sawdust manufacturing apparatus according to the present invention.

The present invention is implemented to produce a soft and small sawdust at low cost, as shown in Figure 3, the support frame 10, the guide rail 20 of a predetermined length mounted on the upper side of the support frame 10 And, mounted on one side of the support frame 10 and the transfer unit 30 for transferring the wood 1 in a direction parallel to the guide rail 20, and is mounted to be movable along the guide rail 20 Pressing unit 40 for pressing the conveyed wood 1 so as not to shake, and a crushing unit 50 is mounted on the other side of the support frame 10 to crush the conveyed wood 1 to a predetermined size or less do. Here, the transfer unit 30 may use a plurality of rollers 32 that are rotated by the transfer motor 31, or a plurality of annular chains (not shown) that are rotated by one motor.

The pressurizing portion 40 is mounted to the plate 41 in contact with the tree 1, the horizontal lifting along the guide rail 20 and the lifting cylinder 42 for providing the shank power to the plate 41, It is mounted on the support frame 10 and has a horizontal cylinder 43 for providing a horizontal movement force to the lifting cylinder (42). The lifting cylinder 42 adjusts the pressing force of the wood 1 of the plate 41 by adjusting the lifting height of the plate 41 in accordance with a control signal transmitted from the outside.

The grinding unit 50 is a cutting motor 52 having a driving shaft 51 that rotates at high speed, and a driven shaft 53 fixed to the free end of the driving shaft 51 to rotate together with the driving shaft 51. ). Here, a plurality of grooves are formed on the outer circumferential surface of the driven shaft 53 so as to be inclined by a predetermined angle with respect to the circumferential direction thereof, and disc-shaped saw blades 54 are disposed in each groove of the driven shaft 53, and the disk-shaped The saw blade 54 is arranged to be inclined by the groove. At this time, a fixing member of a predetermined thickness, for example, a C-ring 55, is mounted between the groove of each driven shaft 53 and both side surfaces of the disk saw blade 54 so that the disk saw blade 54 is in position. Be fixed in an inclined state. The disk saw blade 54 is mounted to be inclined by a predetermined angle (about 25 ° to 35 °) with respect to the radial direction of the circular shaft 53, and the distance between adjacent disk saw blades 54 is about 11 to 13 mm. Degree (see Fig. 4). Accordingly, the sawdust processed by the crushing unit 50 has a size of about 1 × 2 mm in width × length, and is formed smoothly so as not to damage livestock or packaged goods. In addition, the lower side of the disc saw blade 54 of the support frame 10 is formed so that the crushed sawdust can fall.

Meanwhile, one end of the transfer part 40 is equipped with a detection sensor 60 for detecting the thickness of the wood 1, the detection sensor 60 is a control unit 70 mounted on the support frame 10. Apply the detected signal to. At this time, the control unit 70 calculates the thickness of the wood 1 to be processed into sawdust using the signal transmitted from the sensor 60, the control variable in the lifting cylinder 42 according to the calculated value By transmitting a signal, the plate 41 which is moved up and down by the elevating cylinder 42 can press the wood with an appropriate force. In addition, the controller 70 may be configured to manually apply a control signal to the lifting cylinder 42 according to an operator's discretion.

In addition, the lower side of the transfer unit 30 is provided with a sawdust box 80 for storing sawdust made in the crushing unit 50, the sawdust box 80 is integrally guide plate 81 inclined at a predetermined angle integrally Is formed. At this time, the guide plate 81 extends to the lower side of the crushing unit 50 and guides the sawdust falling and processed in the crushing unit 50 to the sawdust box (80).

Referring to the operation of the packaging sawdust manufacturing apparatus according to the present invention made of a configuration as described above in detail as follows.

When the wood 1 to be processed into sawdust is disposed on the transfer unit 30, the detection sensor 60 detects the thickness of the wood 1 and applies the signal to the control unit 70, and the control unit 70. Calculates the applied signal and transmits a control signal to the lifting cylinder 42.

Subsequently, the lifting cylinder 42 presses the tree 1 by moving the plate 41 downward by a distance according to a control signal. At this time, the transfer unit 30 and the horizontal cylinder 43 is operated to transfer the wood 1 to the crushing unit 50 side, the cutting motor 52 of the crushing unit is rotated and mounted on its driven shaft 53. Allow the plurality of disk saw blades 54 to rotate.

In this case, the wood 1 is processed into sawdust by a plurality of rotating disk saw blades 54, the sawdust is formed so small that it does not damage the article surrounded by it, the slide sliding on the guide plate 81 Stored in the groove (80).

On the other hand, the pressing unit is not limited to the above-described embodiment, as shown in Figure 5 is mounted directly on the support frame 10 and a plurality of lifting cylinders to provide Shanghai power in accordance with the signal received from the control unit 70 510 and a roller plate 520 fixed to one end of the elevating cylinder 510 and provided with Shanghai power from the elevating cylinder 510. At this time, the roller plate 520 has a plurality of rollers 521 mounted in the same direction as the roller 32 of the transfer unit 30, the roller 521 is rotated by the motor 522. Thereby, the wood mounted on the conveyance part 30 is moved to the grinding | pulverization part 50 side in the state which was pressed between the roller 32 of the conveyance part and the roller 521 of the roller plate 520. FIG.

The present invention described above is not limited to the above-described embodiment and the accompanying drawings, and various substitutions, modifications, and changes are possible within the scope without departing from the technical spirit of the present invention. It will be apparent to those who have knowledge.

As described above, the present invention is sprayed on a livestock barn to provide a comfortable environment for the livestock, and has the effect of making the sawdust soft and small so as not to damage the packaged goods at low cost.

In addition, when the saw blade is damaged, only the damaged saw blade needs to be removed by replacing the driven shaft, so that the maintenance cost of the device is low, but there is another effect.

Claims (11)

Support frame; A transfer part mounted on the support frame and transferring the wood to be processed in a predetermined direction; A crushing unit mounted on the support frame so as to be substantially orthogonal to the conveying direction of the tree, and crushing the tree conveyed by the conveying unit into sawdust having a predetermined size; A pressing unit mounted on the upper side of the transfer unit so as to be movable, and moving downward to press the wood transferred from the transfer unit with a predetermined size of force; And The control unit is mounted on the support frame, for controlling the force for pressing the wooden board of the pressing unit according to the thickness of the wood Sawdust manufacturing apparatus comprising a. The method of claim 1, It is connected to the control unit, further comprising a sensing means for sensing the thickness of the wood disposed in the transfer unit, and applying the detection signal to the control unit, The control unit receiving the detection signal analyzes the detection signal and provides a control signal according to the thickness of the tree to the pressing unit. Sawdust manufacturing equipment. The method according to claim 1 or 2, The grinding unit, A cutting motor having a driving shaft rotated at a predetermined speed; A driven shaft fixed to the cylindrical shaft end of the cutting motor in a direction orthogonal to the conveying direction of the wooden board, the outer circumferential surface of which a plurality of grooves are inclined with respect to the radial direction; A plurality of disc saw blades disposed in each groove of the driven shaft; And Sawdust manufacturing apparatus comprising a member mounted to the groove of the driven shaft for fixing the disc-shaped saw blade in place. The method of claim 3, wherein Sawdust manufacturing apparatus is fixed to each disk-shaped saw blade is inclined at a predetermined angle with respect to the radial direction of the driven shaft. The method of claim 4, wherein The disk saw blade is a sawdust manufacturing apparatus is fixed inclined about 25 ° to 35 ° with respect to the radial direction of the driven shaft. The method of claim 3, wherein The transfer unit, A plurality of rollers mounted on the support frame in a direction substantially parallel to the driven shaft of the crushing unit; And Sawdust manufacturing apparatus comprising a transfer motor for rotating each of the rollers. The method according to claim 1 or 2, The pressing unit, A guide rail provided on an upper side of the support frame in a direction substantially coincident with the conveying direction of the tree; A plate formed in contact with the wood to be processed; A lifting cylinder mounted to move along the guide rail and providing shanghai power to the plate according to a control signal generated from the control unit; And Sawdust manufacturing apparatus mounted on the support frame, comprising a horizontal cylinder for providing a force to move the lifting cylinder along the guide rail. The method according to claim 1 or 2, The pressing unit, A roller plate disposed on the support frame to be spaced apart from the conveying part by a predetermined distance; A plurality of rollers mounted on the roller plate; A transfer motor mounted to the roller plate and providing a rotational force to the roller; And A plurality of lifting cylinders mounted on the support frame and providing shank power to the roller plate according to a control signal of the controller. Sawdust manufacturing apparatus comprising a. In the sawdust manufacturing apparatus comprising a conveying unit for transporting the wood to be processed, and a pulverizing unit for crushing the conveyed wood into sawdust while rotating at a high speed by the power of the motor, A plurality of disk-shaped saw blades in which the grinding part is mounted at predetermined intervals on the outer circumferential surface of the driven shaft fixed to the driving shaft of the motor; Sawdust manufacturing apparatus comprising a. The method of claim 9, The disk saw blade is a sawdust manufacturing apparatus mounted inclined by a predetermined angle with respect to the radial direction of the driven shaft. The method according to claim 9 or 10, Sawdust manufacturing apparatus wherein the spacing between said adjacent disk saw blades is substantially 12 mm.