KR102303122B1 - Groceries grinder - Google Patents

Abstract

The present invention relates to a food pulverizer and, more specifically, to a food pulverizer which pulverizes a material to be pulverized including grains, vegetables, fruits, and the like while being stirred up and down, thereby increasing pulverization efficiency and the rotational efficiency of pulverization blades for pulverizing the material to be pulverized. According to the present invention, the food pulverizer is equipped with a gearbox capable of increasing the number of rotations of a rotating shaft more than that of a driving shaft of a pulverization to increase pulverization efficiency, a pulverization cylinder can be rotated together with the gearbox to discharge the pulverized material so that a discharging structure is simplified, and the food pulverizer is equipped with a cooling means capable of reducing heat generated from the gearbox, thereby providing an advantage of increasing durability. Since the pulverization motor is eccentrically positioned when the gearbox is rotated so that the pulverization cylinder is positioned upward, the drive shaft of the pulverization motor is easily connected to and disconnected from a gear according to the rotation of the gearbox, thereby increasing work efficiency. In addition, the food pulverizer sprays air to the inner circumferential surface of the pulverization cylinder, thereby providing an advantage of preventing sticking of the pulverized materials. The food pulverizer is equipped with a lifting means facilitating vertical stirring of the pulverized materials, thereby providing an advantage of increasing pulverization efficiency.

Description

Food grinder {Groceries grinder}

The present invention relates to a food grinder, and more particularly, by flotation of a grinding object including grains, vegetables, fruits, etc. or crushing while stirring up and down, the grinding efficiency is improved, and the rotation efficiency of the grinding blades for grinding the grinding object is improved It is about a food grinder.

In general, a food grinder is used to finely pulverize foods such as grains (beans, rice, sesame, perilla), fruits, and vegetables including red pepper to a predetermined particle size in homes or restaurants.

These food crushers are classified into manual type and vertical type crushers according to the crushing method.

The former horizontal food grinder is well known for pulverizing food (grains, vegetables) by pressing it horizontally with a screw feeder.

Such a horizontal food grinder grinds vegetables, fruits, or grains that are input while a plurality of screws are engaged, and has the advantage of guaranteeing a lifespan due to low heat generation of the motor due to good grinding efficiency of green juice or grains even at low-speed rotation. The manufacturing cost is high and the reliability is poor in that metal components are generated in the grinding (juicing) process by screw (metal) engagement.

In the latter vertical food grinder, vegetables or grains are fed through the inlet provided on the upper cover by a rotary millstone and a fixed millstone that press-molded the metal rotary steel plate of the grinding means assembled on the motor shaft of the vertically installed motor, or stone powder, etc. It is well known as a method of grinding and pulverizing into green juice or predetermined particles.

Such a vertical food grinder has the advantage of not generating metal components, but the grinding efficiency is low when the driving motor rotates at a low speed, the structure of discharging the pulverized material is complicated, and the pulverized material is adhered to the inner circumferential surface of the pulverizing container where the pulverized object is pulverized. There is this.

Republic of Korea Registered Utility Model Publication No. 20-0405466 : Grain Grinder

The present invention is to solve the above problems, and a gearbox capable of increasing the rotational force is installed to grind the crushed object in a vertical state, so that the crushing efficiency is improved, and the crushing container is provided together with the gearbox to discharge the crushed material An object of the present invention is to provide a food grinder equipped with a cooling means that can be rotated so that the discharge structure is simple and can reduce the heat generated when the rotational force is improved in the gearbox.

In addition, the food grinder of the present invention is intended to provide a food grinder provided with a stirring means for preventing sticking of the grinded product by spraying air to the inner circumferential surface of the grinding barrel, and for facilitating vertical stirring of the grinded product.

The food grinder of the present invention for achieving the above object has a grinding space open to one side, and a grinding passage equipped with grinding blades for grinding the grinding object accommodated in the grinding space while rotating at the other side of the grinding space; a gearbox coupled to the other side of the crushing cylinder and extending through the crushing cylinder to be coupled to the crushing blades and including a rotating shaft for rotating the crushing blades; a gearbox rotation support frame in which the gearbox is rotatably supported together with the crushing cylinder so that the open side of the crushing space faces upward or to the side; When the gearbox rotates so that the open side of the grinding space faces upward, it is connected to the gearbox to provide a rotational force to the rotating shaft, and the gearbox rotates so that the open side of the grinding space faces to the side. a grinding motor having a drive shaft eccentric with respect to the gearbox to be disconnected from the gearbox when the gearbox is engaged; and a cooling means for supplying and discharging lubricating oil into the gearbox to cool the heat generated when the drive shaft rotates.

In addition, the food grinder of the present invention further comprises a flotation means capable of levitating the crushed object concentrated in the lower portion of the crushing barrel or the crushed product in which the crushing object is pulverized when the crushing blade is rotated in an upright state of the crushing container can do.

The levitation means may be connected to the other side of the pulverization barrel and may include a first flotation induction unit for discharging the air extruded into the pulverization space to the side adjacent to the pulverization blades so that the pulverization object or the pulverized material can be floated.

The floating means is rotated in a direction crossing the rotation shaft in the grinding space and a stirring member for inducing movement of the grinding object or the pulverized material concentrated on the other side of the grinding trough to one side of the grinding trough; It may be provided with a second levitation induction unit including a levitation induction motor that is rotatably penetrated in the direction of the grinding space from the side and includes a levitation drive shaft coupled to the stirring member and is mounted on the outer circumferential surface of the grinding barrel.

The food grinder of the present invention further includes a cover detachably coupled to one end of the crushing container to close an open side of the crushing space, wherein the cover includes a cover body formed to cover the crushing space, and the cover A gas discharge pipe part which is mounted through the center of the main body and is formed to communicate with the crushing space so that the steam generated in the crushing space is discharged on the inside, and provided with a discharge hole equipped with a filter for preventing discharge of the crushed material or crushed object; , It may be provided with a crushing barrel side sticking preventing means for preventing the crushing object or the crushed material from adhering to the inner circumferential surface of the crushing barrel by spraying compressed air from the edge of the cover body toward the inner peripheral surface of the crushing barrel.

The crushing barrel side sticking preventing means has a hollow part extending along the edge inside the cover body, and one side edge of the cover body facing the other end side of the crushing barrel in the hollow part penetrates toward the inner peripheral surface side of the crushing barrel A plurality of air discharge holes formed and spaced apart from each other in the circumferential direction to spray compressed air to prevent adhesion of the crushed object or crushed material to the inner circumferential surface of the crushing container, and the cover body facing outward when the cover body is combined with the crushing barrel It is mounted on the other surface in communication with the hollow part may be provided with a side anti-stick air supply for supplying compressed air injected into the air discharge hole.

In addition, the levitation means is a second flotation induction air supply unit including a levitation guide hole formed through one side of the cover body, and a compressed air supply pipe extending to the levitation guide hole and supplying compressed air to the levitation induction hole, and the compressed air An opening/closing member body that opens and closes the compressed air supply pipe according to the rotated position inside the supply pipe, and an opening/closing member comprising a rotation support shaft rotatably protruding to the outside of the compressed air supply pipe from both sides or one side of the opening/closing member body; ; It may be provided with an opening/closing motor connected to the rotation support shaft to rotate the opening and closing member so that compressed air is discharged to the other side of the crushing container at regular intervals.

The grinding barrel is formed to decrease in diameter toward the bottom, and a length extension part on a tube having the grinding space formed therein, and the other side of the length extension part are connected to close the other side of the grinding space, and the rotation shaft is located on the center side. A crushing plate having a shaft through hole extending therethrough is provided, wherein the crushing plate includes a crushing plate body portion having a shaft through hole formed at the center side, and extending away from the shaft through hole along an edge of the crushing plate body portion toward the end. A tapered portion extending away from the gearbox, and protruding from the crushing plate body in the direction of the crushing space, and extending in a radial direction away from the shaft through hole, the edge of the crushing plate body with respect to one end adjacent to the shaft through hole It is preferable that the other end located on the side is provided with a levitation guide rib that extends in a spiral form to be spaced apart from each other in the rotational direction of the grinding blade and induces the grinding object to float upward when the grinding blade rotates.

The food grinder of the present invention further includes a axial friction reducing unit mounted on the center side of the other end of the grinding plate to reduce frictional heat generated when the rotating shaft is rotated, and the axial friction reducing unit is configured such that the rotating shaft extends through the inside. A shaft-through bush having a larger diameter than the rotation shaft and mounted on the center side of the bottom surface of the crushing barrel, respectively, mounted on one end and the other end of the shaft-through bush, the rotation shaft extends through the inner space of the shaft-through bush It is preferable to include a plurality of retainers for closing and maintaining the position of the rotation shaft within the shaft-through bush, and a lubricant filling the internal space of the shaft-through bush between the plurality of retainers spaced apart from each other to surround the rotation shaft.

The food grinder of the present invention is equipped with a gearbox capable of increasing the number of rotations of the rotating shaft rather than the drive shaft of the grinding motor to improve the grinding efficiency, and to discharge the grinded material, the grinding container can be rotated together with the gearbox, so the discharge structure is simple There is an advantage that durability can be improved by providing a cooling means that can reduce heat generated from the gearbox.

In addition, in the food grinder of the present invention, the grinding motor is eccentrically positioned when the gearbox is rotated so that the grinding barrel is positioned upward, so that it is easy to connect and disconnect the gear with the drive shaft of the grinding motor according to the gearbox rotation, so that the working efficiency can be improved. There is an advantage.

In addition, the food grinder according to an embodiment of the present invention has the advantage that the crushing efficiency can be improved by spraying air to the inner circumferential surface of the crushing container to prevent sticking of the crushed material, and to provide a floating means for easy vertical stirring of the crushed material.

1 is a perspective view of a food grinder according to an embodiment of the present invention;
Figure 2 is a side view of the food grinder of Figure 1,
Figure 3 is a partially cut-away perspective view of the food grinder of Figure 1,
4 is a partial side view illustrating a state in which the gearbox of the food grinder of FIG. 1 is rotated and coupled and separated from the grinding motor;
5 is a perspective view showing a state in which the cover covering the pulverizing container of the food grinder of FIG. 1 is turned over;
Figure 6 is a partial side cross-sectional view of the food grinder of Figure 1.

Hereinafter, a food grinder according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 to 6 show a food grinder 1 according to an embodiment of the present invention.

The food grinder 1 according to an embodiment of the present invention has a grinding space 13 open to one side and is rotated from the other side of the grinding space 13 to grind a grinding object (not shown) accommodated in the grinding space 13 . and a crushing cylinder 10 to which the crushing blades 50 are mounted; The cover 30 is detachably coupled to one end of the crushing trough 10 to close one open side of the crushing space 13, and the other side of the crushing trough 10 is coupled with the crushing blades 50. a gearbox 60 extending through the grinding barrel 10 and including a rotating shaft 64 for rotating the grinding blades 50; A gearbox rotation support frame 70 in which the gearbox 60 is rotatably supported together with the grinding cylinder 10 so that the opened one side of the grinding space 13 faces upward or laterally; a grinding motor 90 mounted on the rotation support frame 70 and having a drive shaft 91 geared to or released from the gear box 60 depending on the rotational position of the gear box 60; and a cooling means 140 for supplying and discharging lubricating oil into the gearbox 60 to cool the heat generated when the drive shaft 91 rotates.

In addition, in the food grinder 1 according to an embodiment of the present invention, when the grinding blade 50 rotates to pulverize the crushing object in the state in which the crushing container 10 is upright, the crushing object concentrated in the lower part of the crushing tube 10 or A flotation means capable of levitating the pulverized pulverized material (not shown) by the pulverized object is provided.

The crushing target is a food containing grains such as barley radish, beans, rice, or plants such as bellflower, deodeok, and red pepper, and the crushing target is not specified.

The crushing cylinder 10 includes a crushing cylinder body 11 having a crushing space 13 open to one side, a crushing plate 16 accommodated in the crushing cylinder body 11, a crushing cylinder body 11 and a crushing plate. A shaft friction reduction unit 22 is provided at the center side of the other end of (16) to reduce frictional heat generated when the rotating shaft 64 rotates.

The grinding cylinder body 11 is formed to decrease in diameter toward the lower part, and is pulverized by connecting a cylindrical tube-like length extension 12 having a grinding space 13 formed therein, and the other end of the length extension part 12 . The other side of the space 13 is closed and the rotation shaft 64 extends through the center side and includes a plate support part 14 facing the crushing plate 16 .

The crushing plate 16 includes a disk-shaped crushing plate body 17 having a shaft through hole 18 through it so that the rotation shaft passes through the center side, and a shaft through hole 18 along the edge of the crushing plate body 17 . The tapered part 19 extended away from the gearbox 60 toward the end, and the grinding plate body 17 are formed to protrude in the grinding space 13 direction to grind the grinding blades 50 when rotating. A plurality of levitation-inducing ribs 20 for guiding the object to be levitated upward are provided. The crushing plate 16 may be fixed to the crushing barrel body 11 by welding or bolting.

On the other hand, the crushing barrel body 11 according to an embodiment of the present invention is formed in a cylindrical shape whose diameter is reduced to the other side. The plate 16 is preferably formed to correspond to the shape of the crushing cylinder body 11 . In addition, although the crushing plate main body 17 is formed in a flat shape, it may be formed in a convex shape adjacent to the gearbox 60 toward the edge.

The plurality of levitation guide ribs 20 extend in a radial direction away from the shaft through hole 18, and the other end located on the edge side of the crushing plate body 17 with respect to one end adjacent to the shaft through hole 18 is a crushing blade 50 ) are extended in a spiral form spaced apart from each other in the direction of rotation, and are spaced at equal intervals in the circumferential direction.

The shaft friction reducing unit 22 has a tubular shaft-through bush 23 having a larger diameter than the rotation shaft 64 so that the rotation shaft 64 extends through the inside and is mounted through the center side of the bottom surface of the crushing barrel 10 and , is mounted on one end and the other end of the shaft-through bushing 23, and the rotation shaft 64 extends inside to close the inner space 24 of the shaft-through bush 23 and the rotation shaft 64 in the shaft-through bush 23 ) The plurality of retainers 25 and 26 for maintaining the position, and the lubricating oil filled in the inner space 24 of the shaft-through bush 23 between the plurality of retainers 25 and 26 spaced apart from each other to surround the rotating shaft 64 . include

2, the grinding barrel 10 is supported by a support bolt 63 mounted to protrude on the upper surface of the housing 61 of the gear box 60 to be described later and spaced apart from the housing 61 by a predetermined distance, The end side of the shaft-through bushing 23 partially protruding with respect to the plate support 14 is positioned between the gearbox 60 and the crushing cylinder body 11 .

And, the crushing cylinder 10 prevents the crushing object or crushed material from adhering to the inner circumferential surface of the length extension part 12 of the crushing cylinder body 11 and one surface of the crushing plate 16 facing the crushing space 13 . In order to do this, it is preferable that the Teflon layer 29 made of a Teflon material is applied or coated. Alternatively, the crushing plate 16 may be formed of a Teflon material.

The cover 30 is a disk-shaped cover body 31 formed to cover the crushing space 13, and is mounted through the center of the cover body 31, and vapor or gas in the crushing space 13 is discharged inside. A gas exhaust pipe part 36 provided with a discharge hole 37 formed through the grinding space 13 so as to communicate with the grinding object and equipped with a filter (not shown) for preventing the grinding object from being discharged. and an anti-sticking means on the side of the crushing barrel for preventing the crushing object or the crushed material from adhering to the inner circumferential surface of the crushing cylinder by spraying compressed air from the edge of the main body toward the inner circumferential side of the crushing cylinder.

The cover body 31 is formed to correspond to the inner diameter of the upper end of the crushing barrel body 11 and includes a crushing cylinder insertion part 32 that can be inserted into the crushing cylinder body 11, and the upper outer diameter of the crushing cylinder body 11. It is formed correspondingly and is supported on the upper surface of the crushing cylinder body 11 and includes a crushing cylinder holder 34 coupled to the crushing cylinder insertion part 32 .

The crushing barrel side sticking preventing means includes a hollow part (not shown) extending in a ring shape along the edge of the cover body 31, and the cover body 31 facing the other end of the crushing barrel 10 from the hollow part. A plurality of air discharge holes that are formed through the inner circumferential side of the crushing barrel body 11 from the edge side of one surface and are spaced apart from each other in the circumferential direction to spray compressed air to prevent adhesion of the crushing object or crushed material to the inner circumferential surface of the crushing barrel body 11 (43) and the cover body 31 is mounted in communication with the hollow part on the other surface of the cover body 31 facing outward when combined with the pulverizing barrel 10 to supply compressed air sprayed into the air discharge hole 43 and a side anti-sticking air supply part (45).

The hollow part is inserted into the upper surface of the edge side of the crushing cylinder insertion part 32 in the direction to be coupled to the crushing cylinder body, and a ring-shaped inlet groove (not shown) extending in the circumferential direction is formed while the crushing cylinder holder 34 is covered. . The crushing cylinder holder 34 has a branch air supply pipe 46 at a position corresponding to the inlet groove of the crushing cylinder insertion part 32 so that compressed air supplied from a branch air supply pipe 46 to be described later can be supplied to the hollow part. A plurality of through-holes (not shown) to be connected are through-formed.

The crushing barrel inserting part 32 is inclined in the direction of the gas discharge pipe from the edge side toward the other end of the crushing barrel 10, and the width is narrowed in the direction of the air discharge hole 43 located on the center side. , a plurality of diffusion induction grooves (17a) for guiding the compressed air sprayed from the air discharge hole (43) to be sprayed while spreading in the circumferential direction are formed.

The side sticking prevention air supply part 45 is mounted on the other surface of the cover body 31, that is, the crushing cylinder holder 34, communicates with the hollow part, and a plurality of side sticking prevention branch air supply pipes 46 spaced apart from each other in the circumferential direction. And, the side sticking prevention main air supply pipe 47 connected to the plurality of branch air supply pipes 46, and the side sticking prevention main air supply pipe 47 connected to the plurality of branch air supply pipes 46 to supply compressed air A side anti-sticking air compressor (not shown) is provided.

On the other hand, the crushing barrel 10 is a plurality of lever support plates 27 respectively protruding in the lateral direction on the upper end of the outer peripheral surface of the crushing barrel body 11 and positioned in opposite directions, and one side is on the upper surface of the lever support plate 27 . It is rotatably mounted up and down and has a plurality of cover fixing levers 28 that can be fixed to the crushing barrel body 11 by pressing the cover 30 on the other side when it is rotated downward.

Although not shown, the crushing container 10 has an outlet formed through the crushing space 13 on the lower side so that the crushed material can be discharged even when the open one side of the crushing space 13 is positioned to face upward, An opening/closing door for opening and closing the outlet may be provided.

The gearbox 60 is formed in a cylindrical shape, has an inner space, and is rotatably supported by the gearbox rotation support frame 70 , and a rotation shaft 64 protruding from the center of one side of the housing 61 and , a connecting shaft 67 protruding out of the center of the other side of the housing 61 and connected or disconnected from the driving shaft 91 of the grinding motor 90 and rotatable with respect to the housing 61, and the connecting shaft 67 ) to rotate the gearbox 60 with respect to the gear unit (not shown) and the gearbox rotation support frame 70 connecting the connecting shaft 67 and the rotating shaft 64 to the gear so that the number of rotations of the rotating shaft 64 is increased. A handle 69 for

Although the gear unit is not specifically illustrated, a plurality of spur gears having different diameters or a bevel gear and a plurality of gear shafts rotatably supporting each gear may be provided. The gear unit is not limited as long as it has a structure capable of gear-connecting the connecting shaft 67 and the rotating shaft 64 so that the connecting shaft 67 can be rotated at a higher number of revolutions when the connecting shaft 67 rotates once.

The connecting shaft 67 is provided with a driving shaft coupling flange portion 68 formed so that the outer diameter is extended at the end protruding from the housing 61, and the extended length is repeatedly lengthened and shortened along the circumferential direction.

The gearbox rotation support frame 70 includes a base plate 71 and a plurality of casters 72 rotatably mounted on the lower surface of the base plate 71 and capable of rolling motion on the ground, and the width direction of the base plate 71 . A plurality of vertical bars 73 extending upward and parallel to each other on both sides and rotatably connected to a rotation shaft 62 protruding from both sides of the housing 61 of the gearbox 60 at each upper end, and a plurality of The grinding motor 90 is mounted so that the vertical bar 73 extends vertically in parallel at a spaced position, the plurality of vertical bars 73 have a constant width in a direction spaced apart from each other, and the drive shaft 91 faces upward. The vertical support plate 74 and the plurality of vertical bars 73 extend in a direction away from the vertical support plate 74 to connect the ends of the plurality of horizontal bars 76, extending in a bar shape and rotating the grinding barrel 10 and a rotation stopper 77 for limiting the rotation angle of the crushing cylinder 10 in contact with it.

And, the gearbox rotation support frame 70 is a plate-shaped vertical extension 78a extending upwardly from the upper end of the vertical support plate 74, and the upper end of the vertical extension portion is bent and extended in the direction of the gearbox 60, crushing The rotation limiting jaw 66 protruding in the direction of the vertical support plate 74 from the gearbox 60 rotated so that one side of the barrel 10 is rotated upward includes a plate-shaped horizontal extension part 78b partially overlapped on the upper surface. One side is rotatably mounted on the upper surface of the gearbox upright support part 78 and the horizontal extension part 78b adjacent to the vertical support plate 74, and when it rotates downward, the other side presses the rotation limiting jaw 66 from above. A rotation limiting lever 79 that can be rotated downward to limit the rotation of the gearbox 60 is provided.

In the food grinder 1 according to an embodiment of the present invention, the gearbox 60 may be manually rotated by the handle, and a gear for rotating the gearbox 60 so that it can be automatically rotated at regular intervals. A box rotation motor (not shown) and a control unit (not shown) for controlling the driving of the gear box rotation motor so that the gearbox 60 can be rotated at a set predetermined time may be further provided.

The gearbox rotation motor may be mounted on the upper end of the vertical bar 73 to be connected to the rotation shaft 62 . The controller controls the driving of the grinding motor 90 so that the driving of the grinding motor 90 is stopped before the gearbox rotation motor is driven.

Meanwhile, referring to FIG. 4 , the grinding motor 90 is connected to the gear box 60 and geared to the rotating shaft 64 when the gear box 60 rotates so that the open side of the grinding space 13 faces upward. The drive shaft 91 is eccentric with respect to the gearbox 60 so as to provide rotational force and release the gear connection with the gearbox 60 when the gearbox 60 rotates so that the open side of the crushing space 13 faces to the side. It is mounted adjacent to the vertical support plate 74 to be positioned.

At the end of the drive shaft 91, the connecting shaft coupling flange portion is formed to correspond to the drive shaft coupling flange portion 68 in the direction of the grinding motor 90, and a receiving groove (not shown) in which the drive shaft coupling flange portion 68 can be accommodated is formed. (93) is provided.

On the other hand, the crushing blade 50 penetrates up and down so that the end of the rotation shaft 64 protruding toward the crushing space 13 with respect to the crushing plate 16 is inserted inward, and has a circumferential direction at the end adjacent to the crushing plate 16 . A cylindrical shaft coupling bush 51 having a coupling flange 52 formed along it; a coupling pin 53 inserted and coupled to the shaft coupling bush 51 and the rotation shaft 64; A ring-shaped bush coupling portion 56 through which the upper portion of the shaft coupling bush 51 is penetrated inwardly and coupled to be supported by the coupling flange 52, and the bush coupling portion 56 protruding from both sides of the bush coupling portion 56 to a predetermined width A wing member (55) including a plurality of wing portions (57) which is formed to become narrower in width toward the protruding end and has a blade formed on the side of the rotational direction; is provided.

The floating means of the food grinder according to an embodiment of the present invention is provided with first to third floating induction units (100, 110, 120).

The first floating induction unit 100 is connected to the other side of the crushing barrel 10 so that the crushing object or the crushed product can float to one side of the crushing barrel 10 , and the crushing space 13 adjacent to the crushing blade 50 . A first floating induction air supply pipe 101 that is installed on the other side of the crushing cylinder body 11 and has an inner side penetrated to communicate with the crushing space 13 as discharging the air extruded into it, and a first floating inducing air supply pipe A first levitation induction air compressor (not shown) for supplying compressed air to 101 is provided. Although not shown, an on/off valve may be mounted on one side of the first levitation induction air supply pipe 101 .

The second levitation induction unit 110 is axially rotated in the direction intersecting the rotation shaft 64 in the crushing space 13 to move the crushed object or crushed material concentrated on the other side of the crushing barrel 10 to one side of the crushing barrel. It includes a stirring member 111 and a floating drive shaft 117 that is coupled to a stirring member 111 having one side rotatably passed through the inner circumferential surface of the crushing barrel body 11 and a pin 115, and is mounted on the outer circumferential surface of the crushing barrel Includes a floating induction motor (116).

The stirring member 111 is formed in a circular bar shape, one side passes through the side of the crushing cylinder body 11 and the stirring shaft portion 112 coupled to the floating drive shaft 117, and the stirring shaft portion located in the crushing space 13 A plurality of plate-shaped stirring blades 114 projecting radially from the outer peripheral surface of the stirring shaft portion 112 and extending in the longitudinal direction of the stirring shaft portion 112 are provided.

The stirring blades 114 are linearly extended in the longitudinal direction of the stirring shaft portion 112, but may also be spirally extended.

The third levitation induction part 120 includes a floating guide hole 121 formed through one side of the cover body 31, and a compressed air supply pipe 124 extending to the floating guide hole 121 and supplying compressed air to the floating guide hole 121. And, a second floating induction air supply unit 123 including a second floating induction air compressor (not shown) for generating compressed air supplied to the compressed air supply pipe 124, and the compressed air supply pipe 124 is rotated inside the An opening/closing member body (not shown) that opens and closes the compressed air supply pipe 124 according to the position, and a rotation support shaft rotatably protruding to the outside of the compressed air supply pipe 124 from either side or one side of the opening/closing member body (not shown) ) including an opening and closing member (not shown); An opening/closing motor 127 is provided for rotating the opening/closing member by being connected to the rotation support shaft so that compressed air is discharged to the other side of the crushing container 10 at regular intervals.

Although not shown, the opening and closing member body may be formed in a circular plate shape having a diameter corresponding to the inner diameter of the compressed air supply pipe 124 .

The third levitation induction unit 120 may be periodically supplied to the other side of the pulverization barrel to be deflected compressed air to levitate the pulverized object or the pulverized material, which is suitable for powdering a small or light pulverized object.

The cooling means 140 includes a lubricant storage housing 141 in which lubricant for cooling the gearbox is stored, and a lubricant discharge pipe 143 extending from the upper portion of the housing 61 of the gearbox 60 to the upper portion of the lubricant storage housing 141 . ), a lubricant supply pipe 145 extending from the lower portion of the lubricant storage housing 141 to the lower portion of the housing 61 of the gearbox 60, and a lubricant supply pipe 145 mounted on one side of the lubricant storage housing 141 It includes a lubricating oil supply pump 147 for pumping lubricating oil, and a heat exchanger (not shown) extending into the lubricating oil storage housing to cool the lubricating oil.

The heat exchanger (not shown) cools the lubricating oil in the lubricating oil storage housing 141, and is a general heat exchange structure including a heat exchange tube through which a heat medium capable of absorbing the heat of the lubricating oil circulates, and a detailed description thereof will be omitted.

In addition, the cooling means 140 is connected to the lubricating oil supply pipe 145 and extends vertically into the housing 61 of the gearbox 60 and has a lubricating oil discharge hole through which the lubricating oil is discharged in the lateral direction to the gearbox 60 It may further include a manifold pipe (not shown) for guiding the lubricating oil to be uniformly supplied to a plurality of gears in the housing 61 of the .

The lubricating oil supplied into the housing 61 of the gearbox 60 through the lubricating oil supply pipe 145 is filled to a position adjacent to the lubricating oil discharge pipe 143, and the overflowing lubricating oil is lubricated by its own weight through the lubricating oil discharge pipe 143. It is discharged to the storage housing (141).

On the other hand, the food grinder 1 according to an embodiment of the present invention includes a side sticking prevention air compressor, first and second floating induction air compressors, an opening/closing motor 127, a crushing motor 90, and a floating induction motor 116. An operation unit (not shown) that controls the operation of the control unit, an anti-sticking air compressor, first and second levitation induction air compressors, an opening/closing motor 127, a crushing motor 90, a levitation induction motor according to the user's operation command of the operation unit A power supply unit (not shown) for supplying power required for driving the 116 is provided.

Although the operation unit is not shown, a plurality of units capable of manipulating each drive of the side sticking prevention air compressor, the first and second floating induction air compressors, the opening/closing motor 127, the crushing motor 90, and the floating induction motor 116 of the button or lever may be provided. The power supply unit may be provided with a plug connected to the operation unit to be connected to commercial power.

The food grinder 1 according to an embodiment of the present invention is equipped with a gearbox 60 capable of increasing the number of rotations of the rotating shaft 94 than the driving shaft 91 of the grinding motor 90 to improve grinding efficiency, For discharging the pulverized material, the pulverization barrel can be rotated together with the gearbox, so that the discharging structure is simple, and a cooling means capable of reducing the heat generated in the gearbox 60 is provided, thereby improving durability.

And, in the food grinder 1 according to an embodiment of the present invention, the grinding motor 90 is eccentrically positioned when the gearbox 60 rotates so that the grinding container 10 is positioned upwards, so that the gearbox 60 rotates. There is an advantage that work efficiency can be improved because the drive shaft 91 of the grinding motor and the gear connection and disconnection are easy.

In addition, the food grinder 1 according to an embodiment of the present invention sprays air to the inner circumferential surface of the crushing container to prevent sticking of the crushed material, and a floating means for easy vertical stirring of the crushed material is provided to improve the crushing efficiency. have.

The food grinder according to the present invention described above has been described with reference to the accompanying drawings, but this is merely exemplary, and a person of ordinary skill in the art may make various modifications and equivalent other embodiments therefrom. will understand

Accordingly, the scope of true technical protection of the present invention should be defined only by the technical spirit of the appended claims.

1: food grinder 10: grinder
30: cover 50: crushing wings
60: gear box 70: gear box rotation support frame
90: grinding motor 100: first floating induction unit
110: second levitation induction unit 130: third levitation induction unit
140: cooling means

Claims (9)

a grinding passage having a grinding space open to one side and equipped with grinding blades for grinding the grinding object accommodated in the grinding space while rotating at the other side of the grinding space;
It is coupled to the other side of the pulverizing barrel, and includes a rotary shaft that extends through the pulverization tank to be coupled to the pulverizing blade to rotate the pulverizing blade, and the rotary shaft rotates more than the drive shaft of the pulverizing motor for generating the rotational force of the rotary shaft. a gearbox connected to the drive shaft to be rotated by number;
a gearbox rotation support frame in which the gearbox is automatically or manually rotatably supported together with the crushing cylinder so that the open side of the crushing space faces upward or to the side;
a cooling means for supplying and discharging lubricating oil into the gearbox to cool the heat generated when the drive shaft rotates;
The grinding motor is geared to or disconnected from the gearbox depending on the rotated position of the gearbox. When the gearbox rotates so that the open side of the grinding space faces upward, the drive shaft is rotated with respect to the gearbox. A food grinder, characterized in that it is eccentrically positioned. The method of claim 1,
Further comprising a flotation means capable of levitating the pulverized object or the pulverized pulverized object concentrated in the lower portion of the pulverizing keg when the pulverizing blade is rotated in an upright state of the pulverizing container,
The means of injury are
Food grinder, characterized in that it is connected to the other side of the pulverizer and comprises a first float induction unit for discharging the air extruded into the pulverizing space to the side adjacent to the pulverizing blade so that the pulverized object or the pulverized material can be floated. The method according to claim 1, further comprising: a flotation means capable of levitating the crushing object concentrated in the lower part of the crushing cylinder or the crushed product in which the crushing object is pulverized when the crushing blade is rotated in an upright state,
The means of injury are
A stirring member for inducing movement of the crushing object or the crushed material concentrated on the other side of the crushing barrel to one side of the crushing barrel while rotating in a direction intersecting the rotational shaft in the crushing space; A food grinder comprising a second floating induction part including a floating induction motor mounted on the outer circumferential surface of the crushing barrel and including a floating drive shaft that is rotatably penetrated in the space direction and is coupled to the stirring member. The method of claim 1,
Further comprising a cover detachably coupled to one end of the crushing barrel to close the open side of the crushing space,
the cover is
a cover body formed to cover the crushing space;
It is mounted through the center of the cover body and is formed to communicate with the crushing space so that the steam generated in the crushing space is discharged inside, and a filter for preventing discharge of the crushing object or the crushed product of the crushing object is mounted A gas discharge pipe portion provided with a discharge hole,
Food characterized in that it is provided with a pulverizer side sticking preventing means for preventing the pulverization object or the pulverized material from adhering to the inner circumferential surface of the pulverizing keg by spraying compressed air from the edge of the cover body to the inner circumferential side of the pulverizing keg. grinder. The method of claim 4, wherein the crushing barrel side sticking preventing means is
a hollow part extending along the edge of the inside of the cover body;
In the hollow part, one side edge of the cover body toward the other end of the crushing barrel is formed through the inner circumferential side of the crushing barrel, and is spaced apart from each other in the circumferential direction to prevent attachment of a crushing object or a pulverized product to the inner circumferential surface of the crushing barrel A plurality of air discharge holes for spraying compressed air,
The cover body is mounted in communication with the hollow part on the other surface of the cover body facing outward when the cover body is combined with the pulverization barrel, and a side anti-sticking air supply unit for supplying compressed air sprayed to the air discharge hole Food characterized in that it is provided. grinder. The method according to claim 5, further comprising a flotation means capable of levitating the crushing object concentrated in the lower part of the crushing cylinder or the crushed product in which the crushing object is pulverized when the crushing blade is rotated in an upright state,
The means of injury are
A floating guide hole formed through one side of the cover body,
a second floating induction air supply unit extending to the floating guide hole and including a compressed air supply pipe for supplying compressed air to the floating guide hole;
An opening/closing member body for opening and closing the compressed air supply pipe according to a rotated position in the compressed air supply pipe, and a rotation support shaft rotatably protruding to the outside of the compressed air supply pipe from either side or one side of the opening/closing member body an opening and closing member;
and an opening/closing motor connected to the rotating support shaft to rotate the opening/closing member so that compressed air is discharged to the other side of the grinding container at regular intervals. According to claim 1, wherein the crushing barrel
A shaft pipe that is formed to decrease in diameter toward the lower part and connects the other side of the length extension part with a length extension part on a tube in which the grinding space is formed inside to close the other side of the grinding space, and the rotating shaft extends through the center side Provided with a crushed plate having a through hole formed therein,
The crushing plate is
A crushing plate body part having a shaft through hole formed on the center side;
a tapered part extending away from the shaft through hole along the edge of the crushing plate body part and extending away from the gearbox toward the end;
The crushing plate body is formed to protrude in the direction of the crushing space and extends in a radial direction away from the shaft through hole, and the other end located on the edge side of the crushing plate body with respect to one end adjacent to the shaft through hole is the rotation direction of the crushing blades. Food grinder, characterized in that it is extended in a spiral form spaced apart from the side and provided with a levitation guide rib for inducing the object to be crushed upwards when the grinding blade is rotated. According to claim 1,
Further comprising a shaft friction reduction unit mounted on the center side of the other end of the grinding barrel to reduce frictional heat generated when the rotating shaft rotates,
The axial friction reducing unit is
A shaft-through bush having a larger diameter than the rotation shaft so that the rotation shaft extends through the inside and is mounted through the center side of the bottom surface of the crushing barrel;
A plurality of retainers respectively mounted on one end and the other end of the shaft-through bush and extending through the rotation shaft to the inside to close the inner space of the shaft-through bush and maintain the position of the rotation shaft within the shaft-through bush;
Food grinder, characterized in that it is filled in the inner space of the shaft-through bush between a plurality of the retainers spaced apart from each other and includes a lubricating oil surrounding the rotating shaft. 8. The method of claim 7, wherein the crushing barrel is
In order to prevent adhesion of the pulverized object or the pulverized pulverized material, a Teflon member is coated on the inner circumferential surface of the length extension and one surface of the pulverizing plate facing the pulverizing space, or the pulverizing plate is formed of a Teflon member. food grinder.

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