CN219024461U

CN219024461U - Three-roller grinding machine convenient for cleaning discharge hopper

Info

Publication number: CN219024461U
Application number: CN202222427332.0U
Authority: CN
Inventors: 李成九; 咸日柱
Original assignee: Sanbao Technology Huzhou Co ltd
Current assignee: Sanbao Technology Huzhou Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-05-16
Anticipated expiration: 2032-09-14

Abstract

The utility model provides a three-roller grinding machine convenient for cleaning a discharge hopper, which comprises a discharge hopper used for guiding out materials, wherein the discharge hopper comprises a bottom plate and two baffle plates respectively fixed on the left side and the right side of the bottom plate, and further comprises two scraping frames respectively arranged on the left side and the right side of the discharge hopper, each scraping frame is provided with a scraper synchronously attached to the bottom plate and moving with the baffle plate on the side close to the scraping frame, a driving chain for driving the scraper to move along a track and a motor for driving the driving chain to move, the scraper extends along a direction perpendicular to the extending direction of the bottom plate, the driving chain is fixedly connected with the scraper, the motor is connected with the driving chain in a driving way, and the motor drives the scraper to scrape the materials on the discharge hopper through the driving chain.

Description

Three-roller grinding machine convenient for cleaning discharge hopper

Technical Field

The utility model relates to the technical field of three-roller grinding machine equipment.

Background

The conventional three-roller grinder achieves the grinding effect through mutual extrusion of the surfaces of three horizontal rollers and friction at different speeds, is used for grinding and dispersing equipment of high-viscosity materials, and is mainly suitable for processing sizing agents such as paint, printing ink, pigment and the like;

at that time, due to different viscosity of materials, some materials with high viscosity or unqualified grinding effect can be accumulated on the discharge hopper and cannot slide down to the storage container along the discharge hopper, so that the discharge efficiency of the three-roller grinder is affected.

Disclosure of Invention

The utility model mainly aims to solve the defects in the prior art and provides a three-roller grinder which is convenient for cleaning materials on a discharge hopper.

The technical scheme adopted by the utility model is as follows: the utility model provides a three-roller mill convenient to clearance goes out hopper, is including being used for deriving the material's ejection of compact fill, ejection of compact fill include the bottom plate and be fixed in two striker plates of bottom plate left and right sides respectively, still including setting up in two scraping the work or material rest of play hopper left and right sides respectively, scrape the work or material rest and erect one and laminate in the bottom plate and scrape scraper, the drive that the striker plate removed near one side of work or material rest scraper is followed orbital motion's drive chain and drive the motor of drive chain operation, the scraper is followed the perpendicular to the direction extension setting that the bottom plate extends, the drive chain with the scraper is fixed to link to each other, the motor with the drive chain transmission links to each other, and the operation the motor passes through the drive chain and drives the scraper will go out the material on the hopper and scrape.

The scraper comprises a scraper plate and a moving rod which are connected with each other, the moving rod is arranged on the track to move, the moving rod is fixedly connected with the transmission chain, the transmission chain is operated to drive the moving rod to move along the track, and when the moving rod drives the scraper plate to move into the discharging hopper, the scraper plate is synchronously attached to the bottom plate and one side of the material baffle plate and scrapes materials on the bottom plate and the material baffle plate.

The scraping frame further comprises a track, the track comprises a first chute and a second chute, the first chute and the second chute are used for moving the moving rod, the first chute is arranged on the scraping frame, the track of the first chute is in a circular ring shape, the end part of the moving rod is kept in the first chute and moves along the track of the first chute, the scraping frame is fixedly connected with a guide plate, the guide plate and a gap track between the scraping frame form the second chute, the side wall of the guide plate and the side wall of the scraping frame are symmetrical relative to the axis of the moving rod at two points where the side wall of the guide plate and the side wall of the scraping frame are in contact with each other, the track of the second chute and the track of the first chute are identical in size and are all distributed along the extending direction of the baffle plate, and the second chute and the first chute are mutually parallel and distributed along the extending direction of the perpendicular to the bottom plate, so that the scraper rotates along the extending direction of the baffle plate when moving along the track.

The transmission chain is provided with a universal coupling and fixedly connected with one end of the universal coupling, and the movable rod penetrates through the other end of the universal coupling and is fixedly connected with the universal coupling.

The motor is fixedly connected to the scraping frame, a first gear is connected to the output end of the motor, a second gear is connected to the scraping frame in a rotating mode, and the transmission chain is synchronously sleeved on the first gear and the second gear and is meshed and connected with the first gear and the second gear, and the motor is operated to drive the transmission chain to move.

Compared with the prior art, the utility model has the beneficial effects that: through constantly doing rotary motion in turn of a plurality of scrapers of hopper left and right sides, can clean the material that stores up on bottom plate and the striker plate of hopper to in pushing the storage container of hopper below with the material, promoted the ejection of compact efficiency of three roller mill and to the clean efficiency of department's hopper.

Drawings

FIG. 1 is a perspective view of a doctor blade cleaning hopper;

FIG. 2 is a schematic view of the connection structure of the scraper blade and the transmission chain after the guide plate is removed from the scraping frame;

FIG. 3 is a schematic view of a part of the structure of a scraping frame cut along a direction perpendicular to the extending direction of a bottom plate;

in the figure: 1. discharging a hopper; 2. a bottom plate; 3. a striker plate; 4. a scraping frame; 5. a scraper; 6. a track; 7. a drive chain; 8. a motor; 9. a knife board; 10. a moving rod; 11. a first chute; 12. a second chute; 13. a guide plate; 14. a universal coupling; 15. a first gear; 16. and a second gear.

Detailed Description

The utility model is further illustrated by way of example with reference to the accompanying drawings.

As shown in fig. 1 to 3, the three-roller grinder in this embodiment includes a discharge hopper 1, the discharge hopper 1 includes a bottom plate 2 and two baffle plates 3, the bottom plate 2 is in an isosceles trapezoid column shape, the lengths of the two baffle plates 3 correspond to the lengths of two side oblique edges of the bottom plate 2, that is, correspond to the lengths of two sides of the isosceles trapezoid, the two baffle plates 3 are respectively fixed on the two side oblique edges of the bottom plate 2 by welding or bonding, and the like, one side above the bottom plate 2 is attached to a fast roller on the three-roller grinder, that is, one side above the bottom plate 2, that is, one side of the isosceles trapezoid, of the long bottom edge, the fast roller is one of three rollers on the three-roller grinder, the three rollers are respectively a slow roller, a middle roller and a fast roller, the rotation speed of the fast roller is fastest, the roller for grinding materials last, one side above the bottom plate 2 is attached to the fast roller is used for scraping the materials ground on the fast roller and is placed on the bottom plate 2, the two baffle plates 3 arranged on the left side and right side above the bottom plate 2 are used for collecting the materials flowing action, the bottom plate 2 is obliquely arranged, so that the materials can slide down through the gravity on the bottom plate 2 from the bottom plate 2 to the inside a storage container.

The three-roller grinder further comprises two scraping material frames 4, the two scraping material frames 4 are respectively arranged in one-to-one correspondence with the two baffle plates 3, namely, the two scraping material frames 4 are respectively arranged at the left side and the right side of the bottom plate 2, in order to conveniently express that the two side edges of the bottom plate 2 are used as the left side and the right side of the bottom plate 2 relative to the position of the bottom plate 2, the scraping material frames 4 can be welded and fixed on the outer side wall of the baffle plate 3 at the adjacent side, and can also be arranged on the ground or fixed on a machine body of the three-roller grinder, when the scraping material frames 4 are fixed on the baffle plate 3, the whole weight of the discharging hopper 1 can be increased, so that in order to ensure the inclination angle of the discharging hopper 1 and the implementation of the discharging hopper 1, support rods and the like can be arranged at the bottom end of the scraping material frames 4 for supporting the weight of objects such as the column scraping material frames 4.

The scraping frame 4 is provided with a transmission chain 7 and a motor 8, the transmission chain 7 can be 7 transmission chains used on a bicycle, and can also be a transmission belt used when goods are transported in factories, the motor 8 is fixed on the scraping frame 4 in a bolt connection mode, the output end of the motor 8 is connected with a first gear 15, the first gear 15 can be coaxially arranged with the output end of the motor 8 and fixedly connected with the first gear 15 in a welding mode, the motor 8 can drive the first gear 15 to rotate in a running mode, the motor 8 can also be arranged on a machine body of a three-roller grinder or on the ground, and the output end of the motor 8 can be connected with the first gear 15 in a meshed mode through parts such as a transmission rod with gears, so that the effect of driving the first gear 15 to rotate is achieved.

The scraping frame 4 is provided with a second gear 16, the second gear 16 is kept on the scraping frame 4 through parts such as a rotating shaft and the like to rotate, the axes of the first gear 15 and the second gear 16 are parallel to each other, the first gear 15 and the second gear 16 rotate along the extending direction of the baffle plate 3 close to one side of the scraping frame 4, gear teeth on the first gear 15 and the second gear 16 correspond to corresponding tooth grooves on the transmission chain 7, the transmission chain 7 is synchronously sleeved on the first gear 15 and the second gear 16 and is meshed with the first gear 15 and the second gear 16, and when the motor 8 drives the first gear 15 to operate, the transmission chain 7 can be driven to move along the extending direction of the baffle plate 3.

The scraping frame 4 further comprises a scraping knife 5, the scraping knife 5 comprises a knife plate 9 and a moving rod 10, the knife plate 9 and the moving rod 10 are fixedly welded, the knife plate 9 and the moving rod 10 are arranged in an extending mode along the direction perpendicular to the extending direction of the bottom plate 2, namely, the knife plate 9 and the moving rod 10 are arranged in an extending mode along the left side and the right side of the bottom plate 2, namely, the knife plate 9 and the moving rod 10 are parallel to the two bottom edges of the bottom plate 2, the length of the knife plate 9 is smaller than that of the bottom edge of the shorter side of the bottom plate 2, the knife plate 9 can penetrate out from the lower side of the bottom plate 2, when the knife plate 9 is placed in the discharging hopper 1, the side, close to the bottom plate 2, of the side, of the baffle plate 3 is attached to the bottom plate 2 and the baffle plate 3, the knife plate 9 moves from the upper side of the bottom plate 2 to the lower side of the bottom plate 2, and when the knife plate 9 moves, the knife plate 9 scrapes the accumulated materials on the bottom plate 2 and the baffle plate 3 and pushes the materials to flow out from the lower side of the bottom plate 2 to a storage container.

The movable rod 10 is fixedly connected with the outer side of the transmission chain 7, when the transmission chain 7 runs, the movable rod 10 and the knife board 9 are enabled to follow the running track of the transmission chain 7 to do rotary motion, so that the whole scraper 5 can repeatedly circulate to scrape materials on the discharge hopper 1, the movable rod 10 is directly fixedly connected with the transmission chain 7, when the scraper 5 does rotary motion, the orientation of the scraper 5 can be changed, more additional space can be occupied, and the problem of limiting the angle setting of the discharge hopper 1 in a small range also exists.

Therefore, this embodiment provides another embodiment in which the driving chain 7 drives the scraper 5 to perform the rotation motion, the scraping frame 4 further includes the track 6, the track 6 includes the first chute 11 and the second chute 12, the first chute 11 is opened on the side wall of the scraping frame 4, the track of the first chute 11 is circular, when the driving chain 7 is axially projected on the surface where the first chute 11 is located, the first chute 11 is wound around the outside of the track of the driving chain 7, so that the moving rod 10 can move around the outside of the driving chain 7, the cross section of the first chute 11 can be in a tongue-and-groove shape, a round shape, a cuboid shape, and the like, one end of the moving rod 10 can extend into the first chute 11, and the end of the moving rod 10 extending into the first chute 11 can be set to a corresponding shape, so that the end of the moving rod 10 is kept in the first chute 11, and the moving rod 10 can keep moving along the track of the first chute 11.

The scraping frame 4 is fixedly welded with a plurality of struts, the struts penetrate through the hollow part of the chain ring of the transmission chain 7, the other ends of the struts are fixedly welded with one ends of the guide plates 13, the shape of the guide plates 13 is circular, the guide plates 13 correspond to the track shape of the first sliding grooves 11, the side walls of the guide plates 13 are in contact with the side walls of the moving rods 10, the side walls of the scraping frame 4 are also in contact with the side walls of the moving rods 10, the points of contact between the guide plates 13 and the scraping frame 4 and the moving rods 10 are symmetrical around the axis of the moving rods 10, the moving direction of the moving rods 10 is guided by the contact between the guide plates 13 and the scraping frame 4, the gaps between the guide plates 13 and the scraping frame 4 form the second sliding grooves 12, the second sliding grooves 12 are identical to the track size of the first sliding grooves 11 and are parallel to each other along the extending direction perpendicular to the bottom plate 2, and the scraper 9 is always kept to be arranged along the extending direction perpendicular to the bottom plate 2 through the limiting and guiding functions of the first sliding grooves 11 and the second sliding grooves 12 on the moving rods 10 when the scraper plates are in revolving coverage range, and the scraper 9 is enabled to move in a revolving coverage range.

The driving chain 7 is provided with a universal coupling 14, the universal coupling 14 is a cross universal coupling 14 with one telescopic end, one telescopic end of the universal coupling 14 is welded or adhered and fixed on the outer side of the driving chain 7, the other end of the moving rod 10 penetrates through the other end of the universal coupling 14 and is welded and fixed with the end, and because the direction of the moving rod 10 is not changed, and an included angle exists between the moving direction of the driving chain 7 and the extending direction of the track 6, when the moving rod 10 moves to a bending track along with the driving chain 7 in a rotary motion, the angle direction of the moving rod 10 and the displacement amount of the driving chain 7 can be changed, and the changing directions and the displacement amounts can be offset and adapted through the rotation, the steering and the telescopic actions of the universal coupling 14.

Claims

1. The utility model provides a three-roller mill convenient to clearance goes out hopper, including being used for deriving the material, the play hopper includes the bottom plate and is fixed in two striker plates of bottom plate left and right sides respectively, characterized by still including setting up in two scraping the work or material rest of play hopper left and right sides respectively, it has one to laminate in the bottom plate in step and with scraping the scraper that the striker plate removed near one side removed, supplies the track that the scraper removed, drive the scraper is followed orbital motion's drive chain and drive chain moving motor, the scraper is followed the perpendicular to the direction extension setting that the bottom plate extends, the drive chain with the scraper is fixed to link to each other, the motor with the drive chain transmission links to each other, and the operation the motor passes through the drive chain and drives the scraper will go out the material on the hopper is scraped.

2. The three-roll grinder of claim 1, wherein the scraper comprises a knife plate and a moving rod which are connected with each other, the moving rod is arranged on the track to move, the moving rod is fixedly connected with the transmission chain, the transmission chain is operated to drive the moving rod to move along the track of the track, and when the moving rod drives the knife plate to move into the discharging hopper, the knife plate is synchronously attached to the bottom plate and one side of the material baffle plate, and the materials on the bottom plate and the material baffle plate are scraped.

3. The three-roll grinder as set forth in claim 2, wherein the rail includes a first chute and a second chute for the moving rod to move, the first chute is provided on the scraper frame, the first chute is circular, the end of the moving rod is held in the first chute and moves along the first chute, the scraper frame is fixedly connected with a guide plate, a gap track between the guide plate and the scraper frame forms the second chute, two points of contact between the side wall of the guide plate and the side wall of the scraper frame are symmetrical relative to the axis of the moving rod, the track of the second chute is identical to the track of the first chute in size and is arranged along the extending direction of the scraper plate, and the second chute and the first chute are mutually parallel to each other along the extending direction of the bottom plate, so that the scraper moves in a rotary manner along the extending direction of the scraper plate when moving along the rail.

4. The three-roll grinder of claim 2, wherein the drive chain is provided with a universal coupling and fixedly connected to one end of the universal coupling, and the moving rod passes through the other end of the universal coupling and is fixedly connected to the universal coupling.

5. The three-roller grinder of claim 1, wherein the motor is fixedly connected to the scraping frame, a first gear is connected to the output end of the motor, the scraping frame is rotatably connected to a second gear, the transmission chain is synchronously sleeved on the first gear and the second gear and is meshed with the first gear and the second gear, and the motor is operated to drive the transmission chain to move.