CN216368104U

CN216368104U - Crushing device for preparing reduced iron powder

Info

Publication number: CN216368104U
Application number: CN202122955074.9U
Authority: CN
Inventors: 郗士河; 郗宗彬; 杨成军; 郗未鹏; 郗高朋
Original assignee: Hebei Zhutai Powder Metallurgy Products Co ltd
Current assignee: Hebei Zhutai Powder Metallurgy Products Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-26
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to the technical field of reduced iron powder crushing devices, and provides a crushing device for preparing reduced iron powder, which comprises a crushing box, wherein the middle part of the upper end surface of the crushing box is fixedly connected with a feed hopper, one side of the crushing box is fixedly connected with a driving motor, the output shaft of the driving motor is fixedly connected with a rotating rod, one end of the outer surface of the rotating rod is rotatably connected with a grinding roller through a worm matched with a worm wheel, the other end of the outer surface of the rotating rod is rotatably connected with a crushing device, auxiliary grinding plates are respectively and fixedly connected to the middle part of an inner cavity of the crushing box and positioned at two sides of the grinding roller, the lower part of the inner cavity of the crushing box is provided with a crushing device, and the bottom of the inner cavity of the crushing box is slidably connected with a collecting tank. Through above-mentioned technical scheme, the problem of the inconvenient many times of broken and the inconvenient material of smashing to great raw materials of breaker of traditional reduced iron powder preparation has been solved.

Description

Crushing device for preparing reduced iron powder

Technical Field

The utility model relates to the technical field of reduced iron powder crushing devices, in particular to a crushing device for preparing reduced iron powder.

Background

Reduced iron powder, gray or black powder, also known as "double absorbent", can absorb moisture and oxygen in the air, and is commonly used for food preservation. Reduced iron powder is generally generated by reducing ferroferric oxide in hydrogen flow or carbon monoxide flow under high heat condition, and the main component is simple substance iron with loose structure. The surface area of the reduced iron powder is extremely large because the reduced iron powder is already powdery and the microstructure of the reduced iron powder is very loose. Is commonly used as a high-quality reducing agent in chemical production and laboratory operation. The crushing device generally processes larger pieces of material, with coarser product particle sizes, typically greater than 8 mm. The structure is characterized in that certain gaps are arranged among the crushing pieces and the crushing pieces are not in contact with each other. The crushing device can be divided into a coarse crusher, a medium crusher and a fine crusher. Generally, the ore mill is used to process fine materials, and the product size is fine and can reach 0.074 mm or even be fine. The structure is characterized in that the crushing components are contacted with each other, and the adopted media are steel balls, steel bars, gravels or ore blocks and the like.

Present reduced iron powder raw materials breaker lacks the pretreatment to great raw materials when the breakage to the phenomenon of card machine will appear easily, thereby the breakage in later stage of being not convenient for, the current breaker is mostly only through once broken simultaneously, will appear broken uneven condition easily, and then influences the quality of product.

SUMMERY OF THE UTILITY MODEL

The utility model provides a crushing device for preparing reduced iron powder, which solves the problems that the conventional crushing device for preparing the reduced iron powder is inconvenient to crush for multiple times and crush and discharge larger raw materials.

The technical scheme of the utility model is as follows: the utility model provides a breaker for reduced iron powder preparation, is including smashing the case, smash case up end middle part fixedly connected with feeder hopper, smash case one side fixedly connected with driving motor, driving motor output shaft fixedly connected with dwang, the one end of dwang surface is rotated through worm cooperation worm wheel and is connected with the grinding roller, the dwang surface other end is rotated and is connected with breaker, smash incasement chamber middle part and be located the both sides of grinding roller and be fixedly connected with supplementary grinding plate respectively, smash incasement chamber lower part and install reducing mechanism, smash incasement chamber bottom sliding connection has the collecting vat.

Preferentially, breaker comprises the rectangle pole, places board, first rack, first stopper, lug, reset spring, crushing board, second rack, second stopper, rotary rod, cylinder pole, sector gear and bracing piece, crushing incasement chamber upper portion both sides fixedly connected with rectangle pole respectively, rectangle pole up end both ends sliding connection has respectively places the board.

Preferentially, place the first rack of board one side fixedly connected with, first rack run through crushing case and with crushing case sliding connection, first rack up end one end fixedly connected with stopper, terminal surface fixedly connected with lug under the first rack, lug one side just is located fixedly connected with reset spring between the crushing case inner chamber wall.

Preferentially, place the board up end and install the crushing board, crushing board one side fixedly connected with second rack, terminal surface fixedly connected with second stopper under the second rack, second rack one side run through crushing case and with crushing case sliding connection.

Preferentially, dwang one end is rotated through worm cooperation worm wheel and is connected with the rotary rod, the both ends of smashing case surface one side are rotated respectively and are connected with the rotary rod, the rotary rod surface is rotated through sprocket group cooperation chain and is connected with the cylinder pole, cylinder pole one end fixedly connected with sector gear, smash case one side fixedly connected with bracing piece, bracing piece inner chamber middle part is rotated and is connected the cylinder pole.

Preferentially, the crushing device consists of a filter screen, a servo motor, a reciprocating screw rod, a moving block, a scraping strip, a crushing roller, a driving gear, a driving rack and a rectangular sliding groove, and the lower part of the inner cavity of the crushing box is fixedly connected with the filter screen.

Preferentially, one side of the outer surface of the crushing box is fixedly connected with a servo motor, the output shaft of the servo motor is fixedly connected with a reciprocating lead screw, the outer surface of the reciprocating lead screw is threaded with a movable block, the middle of the movable block is rotatably connected with a crushing roller, two sides of the movable block are respectively and fixedly connected with scraping strips, and one end of the crushing roller is fixedly connected with a driving gear.

Preferentially, one side of the crushing box is rotatably connected with a reciprocating screw rod, a rectangular sliding groove is formed in one side of the crushing box and is located below the reciprocating screw rod, a moving block is connected to an inner cavity of the rectangular sliding groove in a sliding mode, and a driving rack is fixedly connected to one side of the crushing box and is located below the rectangular sliding groove.

The working principle and the beneficial effects of the utility model are as follows:

according to the utility model, firstly, reduced iron powder is put into the iron grinding device from a feeding hopper, the put reduced iron powder falls to the upper end face of a placing plate, then a driving motor is started, the driving motor drives a rotating rod to rotate, the rotating rod is driven to rotate through a worm matched with a worm gear when the rotating rod rotates, a cylindrical rod is driven to rotate through a chain matched with a chain through a chain wheel set when the rotating rod rotates, a sector gear is driven to rotate when the cylindrical rod rotates, the sector gear is meshed with a second rack when the sector gear rotates, the second rack and a crushing plate are driven to move to one side when the sector gear is meshed with the second rack, when the two crushing plates approach each other, the two crushing plates are not completely contacted with each other, at the time, the reduced iron on the upper end face of the placing plate can be impacted through the crushing plates, and the reduced iron on the upper end face of the placing plate can be crushed through the crushing plates, the second rack drives the second limit block to approach to one side of the first limit block when the crushing is carried out, after the crushing, the sector gear just breaks away from the second rack, the sector gear is meshed with the first rack, the first rack is driven to move to one side when the sector gear is meshed with the first rack, the placing plate is driven to move to one side when the first rack moves, the two placing plates are kept away from each other when the placing plate moves to one side, one end of the first rack drives the second limit block to move to one side through the first limit block, the crushing plate is driven to move to one side when the second limit block moves to one side, so that the crushing plate is reset, meanwhile, the reduced iron powder on the upper end surface of the placing plate directly falls to the lower part of the crushing box when the sector gear is separated from the first rack, and then the reset spring extrudes the lug, when the lug is extruded, the first rack is driven to move towards the opposite direction, when the first rack moves towards the opposite direction, the placing plate is driven to approach each other, when the placing plate is completely contacted, the sector gear is meshed with the second rack again, the next crushing can be realized, when the reduced iron powder after the first crushing falls to the grinding roller and the auxiliary grinding plate, the rotating rod drives the grinding roller to rotate through the worm matched with the worm gear, when the grinding roller rotates, the reduced iron powder can be secondarily crushed through driving the auxiliary grinding plate matched with the grinding roller, the crushed reduced iron powder falls to the upper end surface of the filter screen, at the moment, the servo motor is started, the reciprocating screw rod is driven to rotate by the servo motor, when the reciprocating screw rod rotates, the moving block is driven to move left and right on the reciprocating screw rod, when the moving block moves, the crushing roller is driven to move left and right on the filter screen, when the crushing roller moves left and right, the rotation is realized under the action of the driving gear and the driving rack, so that the rotation of the crushing roller is realized when the crushing roller moves left and right on the upper end surface of the filter net, the crushing roller realizes the secondary crushing of the inconsistent reduction powder on the filter net, and the crushed reduction iron powder falls to the inner cavity of the collecting groove from the filter net, thereby realizing the collection.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

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

FIG. 2 is a rear view of the overall structure of the present invention;

FIG. 3 is a schematic view of the present invention in partial cross-section;

FIG. 4 is a schematic view of another perspective partial cross-sectional structure of the present invention.

In the figure: 1. a crushing box; 2. a feed hopper; 3. a drive motor; 4. rotating the rod; 5. a grinding roller; 6. a crushing device; 61. a rectangular bar; 62. placing the plate; 63. a first rack; 64. a first stopper; 65. a bump; 66. a return spring; 67. a crushing plate; 68. a second rack; 69. a second limiting block; 610. rotating the rod; 611. a cylindrical rod; 612. a sector gear; 613. a support bar; 7. an auxiliary polishing plate; 8. a crushing device; 81. a filter screen; 82. a servo motor; 83. a reciprocating screw rod; 84. a moving block; 85. scraping the strips; 86. a crushing roller; 87. a driving gear; 88. a driving rack; 89. a rectangular chute; 9. and (4) collecting the tank.

Detailed Description

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

Example 1

As shown in fig. 1-4, this embodiment provides, a breaker for reduced iron powder preparation, including smashing case 1, smash 1 up end middle part fixedly connected with feeder hopper 2 of case, smash 1 one side fixedly connected with driving motor 3 of case, the output shaft fixedly connected with dwang 4 of driving motor 3, the one end of dwang 4 surface is rotated through worm cooperation worm wheel and is connected with grinding roller 5, the other end of dwang 4 surface rotates and is connected with breaker 6, smash 1 inner chamber middle part of case and be located the both sides of grinding roller 5 fixedly connected with auxiliary grinding board 7 respectively, smash 1 inner chamber lower part of case and install grinder 8, smash 1 inner chamber bottom sliding connection of case and have collecting vat 9. The crushing device 6 comprises a rectangular rod 61, a placing plate 62, a first rack 63, a first limit block 64, a convex block 65, a return spring 66, a crushing plate 67, a second rack 68, a second limit block 69, a rotating rod 610, a cylindrical rod 611, a sector gear 612 and a support rod 613, wherein the rectangular rod 61 is fixedly connected to two sides of the upper part of the inner cavity of the crushing box 1 respectively, and the placing plate 62 is slidably connected to two ends of the upper end surface of the rectangular rod 61 respectively. Place first rack 63 of board 62 one side fixedly connected with, first rack 63 runs through crushing case 1 and with crushing case 1 sliding connection, first rack 63 up end one end fixedly connected with first stopper 64, terminal surface fixedly connected with lug 65 under the first rack 63, lug 65 one side and lie in crushing case 1 cavity wall between fixedly connected with reset spring 66. The crushing plate 67 is installed on the upper end face of the placing plate 62, one side of the crushing plate 67 is fixedly connected with a second rack 68, the lower end face of the second rack 68 is fixedly connected with a second limiting block 69, and one side of the second rack 68 penetrates through the crushing box 1 and is in sliding connection with the crushing box 1. Dwang 4 one end is connected with rotary rod 610 through worm cooperation worm wheel rotation, and the both ends of smashing case 1 surface one side are rotated respectively and are connected with rotary rod 610, and the rotary rod 610 surface is rotated through sprocket group cooperation chain and is connected with cylinder pole 611, and cylinder pole 611 one end fixedly connected with sector gear 612 smashes case 1 one side fixedly connected with bracing piece 613, and the connection cylinder pole 611 is rotated in the middle part of the bracing piece 613 inner chamber.

Example 2

Based on the same concept as that of the embodiment 1, the present embodiment further provides that the crushing device 8 is composed of a filter screen 81, a servo motor 82, a reciprocating screw rod 83, a moving block 84, a scraping bar 85, a crushing roller 86, a driving gear 87, a driving rack 88 and a rectangular sliding groove 89, and the filter screen 81 is fixedly connected to the lower portion of the inner cavity of the crushing box 1. One side of the outer surface of the crushing box 1 is fixedly connected with a servo motor 82, the output shaft end of the servo motor 82 is fixedly connected with a reciprocating lead screw 83, the outer surface of the reciprocating lead screw 83 is threaded with a movable block 84, the middle of the movable block 84 is rotatably connected with a crushing roller 86, two sides of the movable block 84 are respectively and fixedly connected with scraping strips 85, and one end of the crushing roller 86 is fixedly connected with a driving gear 87. Smash case 1 one side and rotate and be connected with reciprocal lead screw 83, smash case 1 one side and be located reciprocal lead screw 83 below and be provided with rectangle spout 89, rectangle spout 89 inner chamber sliding connection has movable block 84, smashes case 1 one side and is located rectangle spout 89 below fixedly connected with initiative rack 88.

In this embodiment, the reduced iron powder is first put into the feeding hopper 2, the put reduced iron powder falls to the upper end surface of the placing plate 62, the driving motor 3 is then started, the driving motor 3 drives the rotating rod 4 to rotate, when the rotating rod 4 rotates, the rotating rod 610 is driven to rotate by the worm matching with the worm wheel, when the rotating rod 610 rotates, the cylindrical rod 611 is driven to rotate by the chain wheel matching with the chain, when the cylindrical rod 611 rotates, the sector gear 612 is driven to rotate, when the sector gear 612 rotates, the sector gear is firstly meshed with the second rack 68, when the sector gear 612 is meshed with the second rack 68, the second rack 68 and the crushing plate 67 are driven to move to one side, when the two crushing plates 67 approach each other, the two crushing plates 67 are not completely contacted with each other, at this time, the crushing plates 67 can impact the reduced iron on the upper end surface of the placing plate 62, thereby, crushing of the reduced iron on the upper end surface of the placing plate 62 is realized through the crushing plate 67, the second rack 68 drives the second limit block 69 to approach to one side of the first limit block 64 during crushing, after crushing, the sector gear 612 just breaks away from the second rack 68, the sector gear 612 is meshed with the first rack 63, the first rack 63 is driven to move to one side when the sector gear 612 is meshed with the first rack 63, the placing plate 62 is driven to move to one side when the first rack 63 moves, two placing plates 62 are made to be away from each other when the placing plate 62 moves to one side, one end of the first rack 63 drives the second limit block 69 to move to one side through the first limit block 64, and the crushing plate 67 is driven to move to one side when the second limit block 69 moves to one side, so that the crushing plate 67 is reset, and the reduced iron on the upper end surface of the placing plate 62 directly falls to the crushing box 1 during moving of the placing plate 62 Below, when the sector gear 612 is separated from the first rack 63, the return spring 66 will press the protrusion 65, when the protrusion 65 is pressed, the first rack 63 will be driven to move towards the opposite direction, when the first rack 63 moves towards the opposite direction, the placing plate 62 will be driven to approach each other, when the placing plate 62 is completely contacted, the sector gear 612 will be engaged with the second rack 68 again, then the next crushing can be realized, when the reduced iron powder after the first crushing falls to the grinding roller 5 and the auxiliary grinding plate 7, at this time, the rotating rod 4 will drive the grinding roller 5 to rotate through the worm and the worm wheel, when the grinding roller 5 rotates, the rotating rod will drive the auxiliary grinding plate 7 to grind the reduced iron powder for the second time, the crushed reduced iron powder falls to the upper end surface of the filter screen 81, at this time, the servo motor 82 will be started, the servo motor 82 will drive the reciprocating screw 83 to rotate, when the reciprocating screw rod 83 rotates, the moving block 84 is driven to move left and right on the reciprocating screw rod 83, when the moving block 84 moves, the crushing roller 86 is driven to move left and right on the filter screen 81, when the crushing roller 86 moves left and right, autorotation is realized under the action of the driving gear 87 and the driving rack 88, so that the crushing roller 86 can rotate per se while moving left and right on the upper end surface of the filter screen 81, the crushing roller 86 can crush the non-conforming reduced powder on the filter screen 81 again, and the crushed reduced iron powder falls to the inner cavity of the collecting tank 9 from the filter screen 81, so that collection is realized, because the two sides of the moving block 84 are fixedly connected with scraping strips 85 respectively, and the condition that the reduced iron powder is accumulated on the upper end surface of the filter screen 81 can be prevented through the scraping strips 85.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A crushing device for reduced iron powder production, comprising a crushing bin (1), characterized in that: smash case (1) up end middle part fixedly connected with feeder hopper (2), smash case (1) one side fixedly connected with driving motor (3), driving motor (3) output shaft end fixedly connected with dwang (4), the one end of dwang (4) surface is rotated through worm cooperation worm wheel and is connected with grinding roller (5), dwang (4) surface other end is rotated and is connected with breaker (6), smash case (1) inner chamber middle part and be located the both sides of grinding roller (5) and be fixedly connected with supplementary grinding plate (7) respectively, smash case (1) inner chamber lower part and install reducing mechanism (8), smash case (1) inner chamber bottom sliding connection has collecting vat (9).

2. The crushing device for the preparation of fine reduced iron according to claim 1, wherein the crushing device (6) is composed of a rectangular rod (61), a placing plate (62), a first rack (63), a first limit block (64), a convex block (65), a return spring (66), a crushing plate (67), a second rack (68), a second limit block (69), a rotating rod (610), a cylindrical rod (611), a sector gear (612) and a support rod (613), the rectangular rod (61) is fixedly connected to two sides of the upper portion of the inner cavity of the crushing box (1), and the placing plate (62) is slidably connected to two ends of the upper end surface of the rectangular rod (61).

3. The crushing device for the preparation of reduced iron powder according to claim 2, wherein a first rack (63) is fixedly connected to one side of the placing plate (62), the first rack (63) penetrates through the crushing box (1) and is slidably connected with the crushing box (1), a first limit block (64) is fixedly connected to one end surface of the first rack (63), a bump (65) is fixedly connected to the lower end surface of the first rack (63), and a return spring (66) is fixedly connected between the inner cavity walls of the crushing box (1) and one side of the bump (65).

4. A crushing apparatus for fine reduced iron production according to claim 3, wherein the crushing plate (67) is installed on the upper end surface of the placing plate (62), a second rack (68) is fixedly connected to one side of the crushing plate (67), a second limit block (69) is fixedly connected to the lower end surface of the second rack (68), and one side of the second rack (68) penetrates through the crushing box (1) and is slidably connected to the crushing box (1).

5. The crushing device for the preparation of reduced iron powder according to claim 4, wherein one end of the rotating rod (4) is rotatably connected with a rotating rod (610) through a worm matching with a worm gear, two ends of one side of the outer surface of the crushing box (1) are respectively rotatably connected with the rotating rod (610), the outer surface of the rotating rod (610) is rotatably connected with a cylindrical rod (611) through a chain wheel set matching chain, one end of the cylindrical rod (611) is fixedly connected with a sector gear (612), one side of the crushing box (1) is fixedly connected with a supporting rod (613), and the middle part of the inner cavity of the supporting rod (613) is rotatably connected with the cylindrical rod (611).

6. The crushing device for the preparation of fine reduced iron according to claim 1, wherein the crushing device (8) is composed of a filter screen (81), a servo motor (82), a reciprocating screw rod (83), a moving block (84), a scraping bar (85), a crushing roller (86), a driving gear (87), a driving rack (88) and a rectangular chute (89), and the filter screen (81) is fixedly connected to the lower part of the inner cavity of the crushing box (1).

7. The crushing device for the preparation of reduced iron powder according to claim 6, wherein one side of the outer surface of the crushing box (1) is fixedly connected with a servo motor (82), the output shaft of the servo motor (82) is fixedly connected with a reciprocating screw rod (83), the outer surface of the reciprocating screw rod (83) is threaded with a movable block (84), the middle part of the movable block (84) is rotatably connected with a crushing roller (86), two sides of the movable block (84) are respectively and fixedly connected with a scraping strip (85), and one end of the crushing roller (86) is fixedly connected with a driving gear (87).

8. The crushing device for the preparation of fine reduced iron according to claim 7, wherein a reciprocating screw (83) is rotatably connected to one side of the crushing box (1), a rectangular chute (89) is arranged at one side of the crushing box (1) and below the reciprocating screw (83), a moving block (84) is slidably connected to an inner cavity of the rectangular chute (89), and a driving rack (88) is fixedly connected to one side of the crushing box (1) and below the rectangular chute (89).