CN216998474U - Sandwich feeding device - Google Patents

Abstract

The application discloses sandwich feeding device, which comprises a storage hopper, a weighing hopper, a feeding hopper and a first driving mechanism, wherein the weighing hopper can receive and weigh auxiliary materials output by the storage hopper so as to obtain required amount of the auxiliary materials; the application provides a sandwich feeding device can realize that accurate quantitative auxiliary material is automatic reinforced, can also realize the range upon range of auxiliary material, be favorable to the even balling of molten iron.

Description

Sandwich feeding device

Technical Field

The application relates to the technical field of molten iron nodulizer feeding casting equipment, in particular to a sandwich feeding device.

Background

In order to realize the spheroidization of the molten iron and meet the casting requirement, auxiliary materials are required to be added into the molten iron. The auxiliary materials usually comprise inoculants, nodulizers, covering agents and the like. Different auxiliary materials need to be laminated together to molten iron melts the auxiliary material layer by layer, thereby playing better fusion effect. Such adjuncts are referred to figuratively in the art as "sandwiches".

In the prior art, auxiliary materials are added into molten iron by adopting a wire feeding spheroidization method. However, wire feed spheroidization has many potential problems, such as: one more process is adopted, so that the temperature of molten iron is easily reduced; the quality of spheroidizing wires is not controllable, the addition amount is difficult to reach the precision required by the process, and the spheroidizing quality of the molten iron is easy to reach the standard; the cost of the wire feeding process is high; once the wire feeding machine fails, the whole ladle of poured molten iron can be caused to lose efficacy.

Disclosure of Invention

The utility model aims at overcoming the not enough that exists among the prior art, provides a sandwich feeding device.

For technical purpose above the realization, this application provides a sandwich feeding device, includes: the storage hopper is used for loading auxiliary materials; the weighing hopper is arranged at the downstream of the storage hopper and used for receiving the auxiliary materials output by the storage hopper and weighing the auxiliary materials; the charging hopper is arranged at the downstream of the weighing hopper and is used for receiving the auxiliary materials output by the weighing hopper and inputting the auxiliary materials into the water receiving bag; the first driving mechanism is used for driving the loading hopper to be close to or far away from the water receiving bag; after the charging hopper is close to the water receiving bag, the auxiliary materials can enter the water receiving bag through the charging hopper; after the loading hopper is far away from the water receiving bag, the water receiving bag receiving the auxiliary materials can leave the feeding station, and the water receiving bag receiving the auxiliary materials can enter the feeding station.

Further, sandwich feeding device still includes feed mechanism, and feed mechanism includes: the feeding machine body is arranged between the storage hopper and the weighing hopper and can receive auxiliary materials output by the storage hopper; and the feeding driving assembly is used for driving the feeding body to vibrate.

Further, the weighing hopper includes: a hopper for receiving an auxiliary material; and the hopper is hung below the weighing sensor.

Further, the weighing hopper still includes: the cover plate is used for plugging the output end of the hopper; the second driving mechanism is used for driving the cover plate to be close to or far away from the output end of the hopper; when the cover plate is close to the hopper, the output end of the hopper can be blocked, so that auxiliary materials in the hopper are prevented from flowing out; when the cover plate is far away from the hopper, the auxiliary materials in the hopper can flow out.

Further, sandwich feeding device still includes the guide fill, locates between scale hopper and the loading hopper for the auxiliary material of guide scale hopper gets into the loading hopper.

Further, sandwich feeding device still includes: the material guide mounting seat is provided with a material guide hopper which is rotatably arranged on the material guide mounting seat; and the third driving mechanism is used for driving the material guide hopper to swing towards the charging hopper or swing away from the charging hopper.

Further, the sandwich feeding device also comprises a tamping mechanism for tamping the auxiliary materials in the water receiving bag.

Further, the sandwich feeding device further comprises a conveying mechanism for conveying the water receiving bag, so that the water receiving bag is close to or far away from the feeding station.

Further, sandwich feeding device still includes dust removal mechanism, and dust removal mechanism includes the dust removal pipe, and the one end of dust removal pipe is just to reinforced station, the other end and dust remover link to each other.

Further, sandwich feeding device still includes the mounting bracket, along vertical direction, stores hopper, weighing hopper and loading hopper and arranges in the mounting bracket in order.

The application provides a sandwich feeding device, which comprises a storage hopper, a weighing hopper, a feeding hopper and a first driving mechanism, wherein the weighing hopper can receive and weigh auxiliary materials output by the storage hopper so as to obtain required amount of the auxiliary materials; the application provides a sandwich feeding device can realize accurate quantitative auxiliary material is automatic reinforced, can also realize the range upon range of auxiliary material, be favorable to the even balling of molten iron.

Drawings

FIG. 1 is a schematic view of a sandwich charging device according to the present application;

FIG. 2 is a schematic right side view of the sandwich charging device shown in FIG. 1;

FIG. 3 is a schematic left side view of the sandwich charging device of FIG. 1;

FIG. 4 is an enlarged view of a portion of the sandwich charging device shown in FIG. 1;

FIG. 5 is an enlarged view of another portion of the sandwich charging device shown in FIG. 1.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and that modifications may be made by one skilled in the art without departing from the spirit and scope of the application and it is therefore not intended to be limited to the specific embodiments disclosed below.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The application provides a sandwich feeding device, include: a storage hopper 10 for loading auxiliary materials; the weighing hopper 20 is arranged at the downstream of the storage hopper 10 and used for receiving the auxiliary materials output by the storage hopper 10 and weighing the auxiliary materials; the charging hopper 30 is arranged at the downstream of the weighing hopper 20 and is used for receiving the auxiliary materials output by the weighing hopper 20 and inputting the auxiliary materials into the water receiving bag 1; a first driving mechanism 40 for driving the loading hopper 30 to approach or depart from the water receiving bag 1; wherein, after the charging hopper 30 is close to the water receiving bag 1, the auxiliary materials can enter the water receiving bag 1 through the charging hopper 30; after the loading hopper 30 is far away from the water receiving bag 1, the water receiving bag 1 receiving the auxiliary materials can leave the feeding station, and the water receiving bag 1 to be used for receiving the auxiliary materials can enter the feeding station.

In one embodiment, the sandwich charging device provided by the present application only includes one storage hopper 10, and one auxiliary material or a mixture of a plurality of auxiliary materials is loaded in the storage hopper 10. When the materials need to be added, the storage hopper 10 is opened, and the auxiliary materials in the storage hopper flow out and enter the weighing hopper 20. The weighing hopper 20 can weigh the auxiliary materials entering the weighing hopper so as to prepare required amount of the auxiliary materials according to the process requirements. After the required amount of the auxiliary materials is weighed by the weighing hopper 20, the auxiliary materials can enter the water receiving bag 1 through the feeding hopper 30.

In another embodiment, referring to fig. 1 to 3, the sandwich charging device provided by the present application comprises four storage hoppers 10, wherein each storage hopper 10 can be loaded with one type of accessories, or at least some of the storage hoppers 10 are loaded with the same type of accessories, so as to meet the requirements of different processes or production and use.

The number of the storage buckets 10 is not limited, and one storage bucket or two or more storage buckets 10 may be provided to store and supply the auxiliary materials according to actual needs.

When the sandwich charging device provided by the present application comprises two or more storage hoppers 10, only one weighing hopper 20 may be provided. At this time, in order to ensure the quality accuracy of each layer of auxiliary materials, the weighing hopper 20 needs to receive the auxiliary materials output by the storage hoppers 10 one by one; for example, after the required amount of the first auxiliary material is weighed by the weighing hopper 20, the first auxiliary material is firstly input into the feeding hopper 30, and then the second auxiliary material is weighed; for example, the weighing hopper 20 weighs the required amount of the first auxiliary raw material, continues to weigh the second auxiliary raw material, and confirms the received amount … … of the second auxiliary raw material by the increase in weight.

Alternatively, two or more weighing hoppers 20 may be provided. At this time, any one weighing hopper 20 is arranged corresponding to one storage hopper 10, and each weighing hopper 20 can independently weigh auxiliary materials, so that the batching efficiency is improved; for example, the weighing hoppers 20 are arranged corresponding to the storage hoppers 10 one by one, when a plurality of storage hoppers 10 are loaded with one auxiliary material respectively, the storage hoppers 10 can be synchronously opened, and various auxiliary materials enter the corresponding weighing hoppers 20 respectively for balancing.

Similarly, when the sandwich charging device provided herein includes two or more weighing hoppers 20, only one hopper 30 may be provided. At this time, the required amount of the auxiliary materials weighed by each weighing hopper 20 is fed into the water receiving bag 1 through the hopper 30.

Alternatively, two or more hoppers 30 may be provided. At this time, any one of the hoppers 30 is provided corresponding to one of the weighing hoppers 20, and each hopper 30 can independently guide the auxiliary materials into the water receiving bag 1.

It should be added that when at least two layers of auxiliary materials are to be arranged in the water-receiving bag 1, preferably only one hopper 30 is provided, since the auxiliary materials are stacked on top of each other. Specifically, after the water receiving bag 1 reaches the feeding station, the feeding hopper 30 is driven by the first driving mechanism 40 to extend into the water receiving bag 1, and the first layer of auxiliary materials enter the water receiving bag 1 along the feeding hopper 30; when receiving second layer auxiliary material, the relative position of loading hopper 30 and water receiving package 1 is unchangeable, and second layer auxiliary material gets into along loading hopper 30 and receives the water package 1 after, can directly pile up on first layer auxiliary material, realizes the accuracy of multilayer auxiliary material from this and piles up.

In a specific embodiment, referring to fig. 1, the sandwich charging device provided by the present application includes four storage hoppers 10 and four weighing hoppers 20, the storage hoppers 10 correspond to the weighing hoppers 20 one by one, and an output end of any storage hopper 10 is opposite to an input end of one weighing hopper 20; during batching, the four storage hoppers 10 can be opened simultaneously or can be opened sequentially according to requirements so as to supply four auxiliary materials; the four weighing hoppers 20 can weigh the auxiliary materials output from the corresponding storage hoppers 10, respectively.

With continued reference to FIG. 1, the present application provides a sandwich charging device that includes a hopper 30. In order to facilitate the stacking of the auxiliary materials which are put into the water receiving bag 1 for multiple times without mixing, the charging hopper 30 needs to receive the auxiliary materials in the storage hopper 10 one by one; the first auxiliary material enters the water receiving bag 1 through the charging hopper 30 and is stacked at the bottom of the water receiving bag 1, and the second auxiliary material passes through the charging hopper 30 again, is stacked on the first auxiliary material … …, and the like.

With continued reference to fig. 1, to facilitate the auxiliary materials in the different weighing hoppers 20 to enter the hopper 30, the input end of the hopper 30 may be configured as a large opening so as to be opposite to the output ends of the four weighing hoppers 20 at the same time; alternatively, the hopper 30 may be movable, and the hopper 30 may be capable of cycling between the four scale hoppers 20 to receive different adjuvants, as required by the additive stack.

In order to facilitate the stacking of the auxiliary materials at the bottom of the water receiving bag 1, the charging hopper 30 can optionally be driven by the first driving mechanism 40 to extend into contact with the bottom of the water receiving bag 1; thus, the auxiliary materials introduced into the water receiving bag 1 through the hopper 30 can be directly spread on the bottom of the water receiving bag 1. So set up, not only be favorable to controlling the input position of auxiliary material, ensure that the auxiliary material piles up in required position, can also avoid the auxiliary material top-down to drop to and connect 1 at the bottom of the water drum that the dust flies upward or the structure disperses.

The first driving mechanism 40 may be a driving member such as an air cylinder, an electric cylinder, or a linear module.

In one embodiment, referring to fig. 2, the first driving mechanism 40 includes a bracket 41, a driving member 42 (e.g., an air cylinder, an oil cylinder), a support roller 43, transfer rollers 44 and 45, and a traction rope 46; the main body of the driving member 42 is rotatably disposed on the bracket 41, the supporting guide wheel 43 is disposed at the movable end of the driving member 42, the driving member 42 can drive the supporting guide wheel 43 to move linearly when operating, the transfer guide wheels 44 and 45 are disposed above the loading hopper 30, one end of the pulling rope 46 is fixedly disposed on the bracket 41 and passes through the supporting guide wheel 43 and the transfer guide wheels 44 and 45, and the other end of the pulling rope 46 is connected with the loading hopper 30. After a water receiving bag 1 arrives at the charging station, the driving member 42 drives the supporting guide wheel 43 to recover, the traction rope 46 is released, and the charging hopper 30 can move from top to bottom and extend into the water receiving bag 1. After the feeding is finished, the driving part 42 drives the supporting guide wheel 43 to extend out, and the supporting guide wheel 43 pulls the traction rope 46, so that the feeding hopper 30 is far away from the water receiving bag 1 from bottom to top; after the loading hopper 30 is completely separated from the water receiving bag 1, the water receiving bag 1 can leave the loading station.

In the embodiment, the supporting guide wheels 43 and the transfer guide wheels 44 and 45 are arranged, on one hand, the direction of the traction rope 46 can be adjusted, and the space occupation of the traction rope 46 in the vertical direction is reduced through reversing, so that the height of the equipment is reduced, and the layout of the whole machine is optimized; on the other hand, by the rolling contact of the supporting guide wheels 43, the transfer guide wheels 44 and 45 and the pulling rope 46, the friction force between the wheels and the elevator can be reduced to facilitate the movement of the pulling rope 46 with the hopper 30.

Further, with continued reference to fig. 2, the first driving mechanism 40 further includes a guiding element 47 (e.g., a guiding rail, a guiding rod), the guiding element 47 is disposed on the bracket 41 along the vertical direction, and the loading hopper 30 is slidably connected to the guiding element 47; when the drive member 42 is operated, the hauling cable 46 pulls the hopper 30 along the guide 47. The guide 47 can define the movement direction of the hopper 30, which is beneficial to the stability and accuracy of the movement of the hopper 30.

When the auxiliary material is supplemented, replaced, or maintained in the storage hopper 10, or when the supply of the auxiliary material is stopped, the auxiliary material in the storage hopper 10 needs to be prevented from flowing out. Therefore, the output end of the storage hopper 10 is provided with a valve which has an opening state and a closing state, and when the valve is in the opening state, the auxiliary materials in the storage hopper 10 can flow out; when the valve is in a closed state, the auxiliary materials in the storage hopper 10 cannot flow out.

In one embodiment, the output end of the storage hopper 10 is provided with an automatic valve, and the control system can control the valve to be automatically opened or closed according to the feeding requirement.

In another embodiment, the output end of the storage bucket 10 is provided with a manual gate valve 2. At this time, the valve is manually controlled by an operator, and is manually opened or closed as required.

Optionally, the manual gate valve 2 comprises a cover plate and a manual adjusting screw, a fixing nut is arranged on one side of the storage hopper 10, the manual adjusting screw is in threaded connection with the fixing nut, one end of the manual adjusting screw is connected with the cover plate, and the other end of the manual adjusting screw is provided with a handle or a disc which is convenient to operate; during operation, operating personnel rotates the hand adjusting screw rod, receives fixation nut's influence, and the hand adjusting screw rod is linear motion, can drive the apron and shelter from the output port of storing fill 10 or keep away from the output port of storing fill 10.

Because the discharging speed and the discharging amount of the storage hopper 10 are inconvenient to control, if the auxiliary materials are directly input into the weighing hopper 20 through the storage hopper 10, the weighing hopper 20 is not easy to weigh and control the amount of the auxiliary materials in the weighing hopper 20. To this end, the sandwich feeding device provided by the present application further includes a feeding mechanism 50, and the feeding mechanism 50 includes: a feeding body 52, which is arranged between the storage hopper 10 and the weighing hopper 20 and can receive the auxiliary materials output by the storage hopper 10; and a feeding driving assembly 51 for driving the feeding body 52 to vibrate.

Referring specifically to fig. 1 and 4, in the illustrated embodiment, the feeding body 52 is disposed below the storage hopper 10 and faces the output end of the storage hopper 10, and the auxiliary materials in the storage hopper 10 can fall onto the feeding body 52. The auxiliary materials on the feeding machine body 52 can be fed in a vibration mode through the feeding driving assembly 51 driving the feeding machine body 52 to vibrate. On one hand, the feeding machine body 52 vibrates, so that the auxiliary materials are uniformly distributed on the feeding machine body 52, and the agglomeration or stacking of the auxiliary materials can be avoided; on the other hand, the auxiliary materials are fed to the weighing hopper 20 in a vibration mode, the moving speed of the auxiliary materials is low, and the feeding amount is balanced, so that the feeding efficiency of the weighing hopper 20 is stable, the feeding amount is controllable, and the weighing hopper 20 is favorable for accurately weighing the required amount of the auxiliary materials.

With continued reference to fig. 1 and 4, in the illustrated embodiment, the weigh bin 20 is disposed below a side of the feeder body 52. When the feeding machine body 52 vibrates, the auxiliary materials on the feeding machine body are stressed and can be fed to the side edge in a vibrating mode and finally are transferred into the weighing hopper 20. After the weighing hopper 20 weighs the required amount of the auxiliary materials, the feeding body 52 stops vibrating, so that the auxiliary materials can be stopped from being continuously supplied, and the weighed auxiliary materials can be conveniently input into the feeding hopper 30 by the weighing hopper 20.

In the embodiment shown in fig. 1 and 4, the storage hoppers 10, the feeding mechanisms 50 and the weighing hoppers 20 are arranged in a one-to-one correspondence manner, and independent weighing of auxiliary materials can be realized by matching any group of the storage hoppers 10, the feeding mechanisms 50 and the weighing hoppers 20.

In other embodiments, one feeding mechanism 50 can be disposed corresponding to a plurality of storage hoppers 10 or a plurality of weighing hoppers 20; at this time, in order to prevent different auxiliary materials from being mixed on the same feeder body 52, the feeder body 52 can only vibrate one auxiliary material at a time.

The feeding mechanism 50 may be an electromagnetic vibration feeder, or may drive the feeding body 52 to reciprocate by using a driving component such as a crank and a rocker to realize vibration.

Optionally, the feeder body 52 is at least vertically reciprocable to facilitate feeding of the auxiliary materials on the feeder body 52 to the weigh bin 20. In some embodiments, feeder body 52 can vibrate in both a vertical direction and a horizontal direction to facilitate dispensing of the auxiliary materials.

Alternatively, the storage bucket 10 comprises a cylinder 11 and a circulating part 12, and particularly, referring to fig. 1, in the illustrated embodiment, the circulating part 12 is arranged at the lower end of the cylinder 11; the cylinder part 11 has a larger volume and is used for storing auxiliary materials; the opening at the upper end of the barrel part 11 is large so as to be convenient for the input of auxiliary materials; the caliber of the lower end of the cylinder part 11 is gradually reduced and is funnel-shaped, so that auxiliary materials in the cylinder part can be guided to flow to the circulating part 12, and the auxiliary materials can be prevented from being accumulated at corners; the circulation part 12 comprises a straight pipe and an inclined pipe, the straight pipe is communicated with the cylinder part 11, and the inclined pipe is communicated with the feeding mechanism 50; the auxiliary material can flow along the flow-through portion 12 onto the feeder body 52.

Optionally, the feeding mechanism 50 further includes a steel cable 53, and the feeding body 52 and the feeding driving assembly 51 are respectively suspended on the mounting frame 90 through a set of steel cables 53. The steel wire 53 has certain flexibility, and can cut off the exciting force of the feeding machine body 52 and the feeding driving assembly 51, so that the auxiliary materials can be stably fed.

To facilitate the weighing of the auxiliary materials, in one embodiment, the weighing hopper 20 includes: a hopper 21 for receiving auxiliary materials; the load cell 22, hopper 21 hoist and mount are in the load cell 22 below.

Specifically, when the weighing hopper 20 weighs the auxiliary materials, the output end of the hopper 21 is closed, the auxiliary materials output by the storage hopper 10 enter the hopper 21, and the weight of the hopper 21 is gradually increased; the weighing sensor 22 can sense the weight change of the hopper 21 and can transmit information to the control system; after the control system monitors that the hopper 21 changes to the preset weight, the auxiliary materials do not enter the hopper 21 any more; the output end of the hopper 21 is opened and the required amount of auxiliary material is fed through the hopper 21 into the hopper 30.

The hopper 21 is hung below the weighing sensor 22, so that on one hand, the installation of the hopper 21 is facilitated; on the other hand, the load cell 22 is more sensitive to sensing.

Specifically, referring to fig. 4, in the illustrated embodiment, the weighing sensor 22 is hung on the mounting frame 90 through a turnbuckle 25, two ends of the weighing sensor 22 in the vertical direction are respectively provided with a hanging ring, and the turnbuckle 25 and the hopper 21 are provided with a hanging hook, and are matched with each other through the hanging ring to realize the hanging connection of the turnbuckle 25 and the hanging hook. Adjust turnbuckle 25, can adjust the mounting height of weighing sensor 22 and hopper 21 to satisfy different use needs.

Optionally, the weigh bin 20 includes at least two load cells 22, and any one of the load cells 22 is suspended from the mounting bracket 90 by a turnbuckle 25. At least two weighing sensors 22 are respectively connected with one side of the hopper 21, so that the stability of hoisting the hopper 21 is facilitated.

For example, in the embodiment shown in fig. 1 to 3, the upper surface of the hopper 21 connected to the load cell 22 is annular, and four hooks are arranged on the hopper 21 at equal intervals along the circumferential direction of the upper surface of the hopper 21 and connected to the lifting rings of one load cell 22; set up four weighing sensor 22 hoist and mount hopper 21, the hoist and mount state of hopper 21 is more stable, and when the auxiliary material got into hopper 21, hopper 21 was difficult for inclining or topple over, more was favorable to weighing of auxiliary material.

Optionally, the aperture of the input end of the scale hopper 20 is larger than the aperture of the output end of the scale hopper 20. For example, in the embodiment shown in fig. 1 and 4, the aperture of the lower end of the weigh bin 20 is tapered from top to bottom. The caliber of the upper end of the weighing hopper 20 is larger, so that auxiliary materials can enter conveniently; the lower end of the weighing hopper 20 is gradually reduced, so that the auxiliary materials in the weighing hopper can be guided to flow to the output end, and the auxiliary materials can further flow to the feeding hopper 30; because the caliber of the output end of the weighing hopper 20 is smaller, the auxiliary material part discharged from the output end is not easy to disperse and fly, and the output positions are more uniform.

In other embodiments, the hopper 21 may be disposed on the load cell 22, with the weight of the hopper 21 acting directly on the load cell 22.

The present application does not limit the specific configuration of the weighing hopper 20, as long as it can receive and weigh the auxiliary materials therein.

To achieve the closing and opening of the output end of the weighing hopper 20, the weighing hopper 20 further comprises: the cover plate 23 is used for plugging the output end of the hopper 21; a second drive mechanism 24 for driving the cover plate 23 towards or away from the output end of the hopper 21; when the cover plate 23 is close to the hopper 21, the output end of the hopper 21 can be blocked, so that the auxiliary materials in the hopper 21 are prevented from flowing out; when the cover plate 23 is away from the hopper 21, the auxiliary materials in the hopper 21 can flow out.

When the auxiliary materials are weighed, the second driving mechanism 24 drives the cover plate 23 to be close to the hopper 21 so as to prevent the auxiliary materials from leaving the hopper 21; after weighing is complete, the second drive mechanism 24 drives the cover plate 23 away from the hopper 21 to facilitate release of the auxiliary material from the hopper 21.

The present application is not limited to the specific configuration of the cover plate 23, and the cover plate 23 may be any plate-shaped or block-shaped structure capable of shielding the output port of the hopper 21, may be a cover-shaped structure capable of covering the output port of the hopper 21, may be a plug-shaped structure capable of being inserted into the output port of the hopper 21, and may be any structure capable of blocking the output port of the hopper 21 and preventing the auxiliary material in the hopper 21 from flowing out.

The application also does not limit the specific configuration of the second driving mechanism 24, and the second driving mechanism 24 may adopt a driving member capable of causing the cover plate 23 to make a linear motion, such as an air cylinder, an electric cylinder, or the like, or may also adopt a driving member capable of causing the cover plate 23 to make a swinging motion, such as a motor, a connecting rod, or the like.

In an embodiment, referring to fig. 5, the second driving mechanism 24 is a cylinder, a cylinder body of the cylinder is swingably disposed on one side of the hopper 21 through a rotating shaft, and a piston rod of the cylinder is rotatably connected to the cover plate 23 through a rotating joint; the right side of the cover plate 23 is rotatably arranged on the hopper 21 through a rotating shaft; through the stretching of the piston rod of the air cylinder, the cover plate 23 can swing around the rotating shaft relative to the output end of the hopper 21, so that the cover plate is close to the output end of the hopper 21 to realize plugging, or is far away from the output end of the hopper 21 to realize opening.

Optionally, the sandwich feeding device provided by the present application further includes a material guiding hopper 60, disposed between the weighing hopper 20 and the feeding hopper 30, for guiding the auxiliary material in the weighing hopper 20 to enter the feeding hopper 30.

When the sandwich feeding device provided by the present application only includes one feeding hopper 30, but includes a plurality of weighing hoppers 20, in an embodiment, the sandwich feeding device further includes a plurality of material guiding hoppers 60, the weighing hoppers 20 are arranged in one-to-one correspondence with the material guiding hoppers 60, an input end of any material guiding hopper 60 is opposite to the corresponding weighing hopper 20, and an output end is opposite to the feeding hopper 30; therefore, the required amount of auxiliary materials output through the weighing hopper 20 can all enter the charging hopper 30 along the corresponding material guiding hopper 60; the position of the loading hopper 30 is fixed, and the material guiding hopper 60 is used for discharging the weighing hoppers 20 with different positions.

Specifically, referring to fig. 5, in the illustrated embodiment, the material guiding hopper 60 includes a material receiving portion 61 and a material guiding portion 62; the opening of the material receiving part 61 is large so as to receive the auxiliary materials output by the weighing hopper 20; the material guiding part 62 is formed in a bent pipe shape, extends from the material receiving part 61 to the charging hopper 30, and the auxiliary material can accurately flow into the charging hopper 30 through the material guiding part 62.

Optionally, the opening of the receiving portion 61 is tapered, and is substantially funnel-shaped; be favorable to guiding the auxiliary material to connect material portion 61 circulation, can also avoid having the corner to pile up the auxiliary material.

Optionally, the sandwich feeding device that this application provided still includes: the material guide mounting seat 3 is provided with a material guide hopper 60 which is rotatably arranged on the material guide mounting seat 3; and a third driving mechanism 63 for driving the material guiding hopper 60 to swing towards the loading hopper 30 or swing away from the loading hopper 30.

Referring to fig. 5, in the illustrated embodiment, the material guiding installation base 3 is fixedly disposed in the installation base 90, and the material guiding hopper 60 is rotatably disposed on the material guiding installation base 3 through a rotating shaft; the third driving mechanism 63 is a cylinder, a cylinder body of the cylinder is swingably disposed on the material guiding mounting base 3 through a rotating shaft, and a piston rod of the cylinder is rotatably connected to the hopper 30 through a rotating joint. When a piston rod of the cylinder extends out, the charging hopper 30 can be pushed, so that the charging hopper 30 swings upwards and is close to the input end of the charging hopper 30; when the piston rod of the cylinder is retracted, the hopper 30 can be pulled down, so that the hopper 30 swings downward and is away from the hopper 30.

After the guide hopper 60 is away from the hopper 30, the space above the hopper 30 is open, which is beneficial for the first driving mechanism 40 to drive the hopper 30 to approach or leave the feeding station, and is also beneficial for the hopper 30 to do tamping action (detailed below).

Optionally, the sandwich charging device provided by the present application further comprises a tamping mechanism 70 for tamping the auxiliary materials in the water receiving bag 1.

It should be noted that the auxiliary materials output from the storage hopper 10 are mostly in the form of granules or powder, and after entering the water receiving bag 1, the auxiliary materials are stacked together but loose in powder. After the next layer of auxiliary materials falls into the water receiving bag 1 along the feeding hopper 30, the two loose auxiliary materials are easily mixed together, and the overlapping arrangement of the auxiliary materials is influenced.

For this purpose, a tamping mechanism 70 is provided; after a layer of auxiliary materials is put into the storage hopper 10, the tamping mechanism 70 tamps the layer of auxiliary materials to tightly stack the auxiliary materials into a layer; after one layer of auxiliary material is tamped, the next layer of auxiliary material is added, the tamping mechanism 70 tamps the second layer of auxiliary material, so that the second layer of auxiliary material is also tightly stacked into a layer … …, and so on, so that the auxiliary material entering the water receiving bag 1 in each layer is tamped, and finally, the auxiliary materials stacked in the water receiving bag 1 are compact and well-arranged, so that the poured molten iron can melt the auxiliary material layer by layer, and the fusion of the auxiliary material and the molten iron is better realized.

Of course, in other embodiments, the auxiliary materials may be compacted after a plurality of times of feeding.

In one embodiment (not shown), the tamping mechanism 70 includes a tamping plate for contacting the auxiliary material and a tamping drive (e.g., an air cylinder, an electric cylinder, etc.) for driving the tamping plate to reciprocate and tap the auxiliary material to effect tamping of the auxiliary material.

In this embodiment, after a layer of auxiliary material enters the water receiving bag 1 along the charging hopper 30, the first driving mechanism 40 drives the charging hopper 30 away from the water receiving bag 1, so that the tamping driving member drives the tamping plate to approach and beat the auxiliary material. After one layer of auxiliary material is tamped, the first driving mechanism 40 drives the hopper 30 to be close to the water receiving bag 1 so as to throw the next layer of auxiliary material onto the tamped auxiliary material layer.

In another embodiment, the tamping mechanism 70 is used to drive the hopper 30 in a reciprocating motion to beat the auxiliary materials to effect tamping of the auxiliary materials.

Referring specifically to fig. 1 and 5, in the illustrated embodiment, the tamping mechanism 70 includes: a tamper frame 72, the input end of the hopper 30 being connected to the tamper frame 72; the tamping driving part 71 (such as an air cylinder, an electric cylinder and the like) is arranged on the mounting frame 90 and is used for driving the tamping frame 72 to reciprocate along the vertical direction; the tamper frame 72 can drive the hopper 30 to reciprocate in a vertical direction to facilitate the hopper 30 to beat the auxiliary materials multiple times.

In this embodiment, the hopper 30 is used not only for circulating the auxiliary materials, but also for tamping the auxiliary materials. Therefore, the end part of the output end of the charging hopper 30 is provided with a tamping surface, the tamping surface is provided with a plurality of discharge holes, and auxiliary materials can leave the charging hopper 30 through the discharge holes; when the charging hopper 30 tamps the auxiliary materials in the water receiving bag 1, the tamping surface can contact the auxiliary materials and can tamp the auxiliary materials by continuous beating.

The auxiliary materials are compacted by the charging hopper 30, the structure is simple, the operation is convenient, and the self weight of the charging hopper 30 is also beneficial to the compacting effect.

Optionally, the hopper 30 comprises a feed hopper 31, an extension pipe 32 and a discharge hopper 33, the feed hopper 31 being adjacent to the weighing hopper 20 for receiving the auxiliary material; the auxiliary material can move along the extension pipe 32 to the discharge hopper 33; the discharge hopper 33 can extend into the water receiving bag 1 so as to throw the auxiliary materials to the bottom of the water receiving bag 1.

With particular reference to FIG. 5, in the illustrated embodiment, the opening of the hopper 31 is tapered, generally funnel-shaped, to receive the auxiliary material and to direct the flow of the auxiliary material toward the extension pipe 32; the extension pipe 32 has a certain length so that the discharge hopper 33 can be inserted into the water receiving bag 1; the opening of the discharge hopper 33 is gradually enlarged, and is approximately in the shape of an inverted funnel, and when the auxiliary materials are output through the discharge hopper 33, the discharge hopper 33 can be filled, so that the auxiliary materials can be stacked at a required position and can be stacked in a required size and shape.

Furthermore, the lower end of the discharge hopper 33 is provided with a tamping surface, and the tamping surface is provided with a plurality of discharge holes; the discharge holes are densely arranged so that the auxiliary materials output by the discharge hopper 33 can flow out conveniently, and the tamping surface can strike the auxiliary materials to tamp the auxiliary materials conveniently.

Optionally, the sandwich feeding device provided by the present application further comprises a conveying mechanism 80 for conveying the water receiving bag 1, so that the water receiving bag 1 is close to or far away from the feeding station.

Wherein, conveying mechanism 80 can adopt mechanisms such as conveyer belt, transfer roller, AGV, overhead traveling crane. The application does not limit the specific configuration of the conveying mechanism 80 as long as the water receiving bag 1 can be conveyed to the charging station.

In one embodiment, referring to fig. 1-3, the transport mechanism 80 is a motorized roller table. The motorized roller way comprises a plurality of rollers which are arranged side by side; one roller is connected with the motor, a plurality of rollers are linked, or any roller is connected with one motor; therefore, when the motor works, the plurality of rollers synchronously rotate, and the motorized roller table can enter a rolling state so as to facilitate the water receiving bag 1 placed on the rollers to move; the motor stops working, the roller does not rotate any more, the motorized roller enters a stop state, and the water receiving bag 1 on the roller is stable and motionless.

The sandwich charging device can only comprise one group of conveying mechanisms 80, and the group of conveying mechanisms 80 can move in the forward direction to convey the water receiving bags 1 to the charging station and can also move in the reverse direction to output the water receiving bags 1 of the charging station.

With continued reference to fig. 1-3, in the illustrated embodiment, the sandwich charging device includes three sets of conveyor mechanisms 80, a first set of conveyor mechanisms disposed at the charging station, a second set of conveyor mechanisms disposed upstream of the first set of conveyor mechanisms, and a third set of conveyor mechanisms disposed downstream of the first set of conveyor mechanisms; the second group of conveying mechanisms convey the water receiving bags 1 along a first direction, the third group of conveying mechanisms convey the water receiving bags 1 along a second direction, and the first direction is perpendicular to the second direction; the first group of conveying mechanisms can rotate, and when the first group of conveying mechanisms rotate to the state that the roller ways of the first group of conveying mechanisms are parallel to the roller ways of the second group of conveying mechanisms, the first group of conveying mechanisms can receive the water receiving bags 1 on the second group of conveying mechanisms; when the first group of conveying mechanisms rotate to the roller way of the first group of conveying mechanisms to be parallel to the roller way of the third group of conveying mechanisms, the water receiving bag 1 can be conveyed to the third group of conveying mechanisms.

Specifically, the water receiving bag 1 to receive the auxiliary materials enters a second group of conveying mechanisms, and the second group of conveying mechanisms convey the water receiving bag 1 to the first group of conveying mechanisms; at the moment, the roller ways of the first group of conveying mechanisms are butted with the roller ways of the second group of conveying mechanisms; after the water receiving bag 1 enters the first group of conveying mechanisms, the first group of conveying mechanisms convey the water receiving bag 1 to a material receiving station, and then the first group of conveying mechanisms stop working so that the water receiving bag 1 stays at the material receiving station and receives auxiliary materials; after receiving the auxiliary materials, the first group of conveying mechanisms rotate to the roller way of the third group of conveying mechanisms in butt joint with the roller way of the first group of conveying mechanisms; the first group of conveying mechanisms convey the water receiving bags 1 to the third group of conveying mechanisms; after the third group of conveying mechanisms receive the water receiving bag 1, the water receiving bag 1 can be transferred to a water receiving station to receive molten iron; after the first group of conveying mechanisms output the water receiving bag 1, the first group of conveying mechanisms can rotate to the roller way of the second group of conveying mechanisms in a butt joint mode again so as to receive the next water receiving bag 1.

Optionally, the sandwich charging device provided by the present application further comprises a mounting frame 90, and the storage hopper 10, the weighing hopper 20 and the charging hopper 30 are sequentially arranged in the mounting frame 90 along the vertical direction.

Referring to fig. 1 to 5 in particular, in the illustrated embodiment, the mounting bracket 90 includes four foot rests 91, and a top plate 92, a first mounting plate 93 and a second mounting plate 94 are sequentially disposed on the foot rests 91 from top to bottom; the storage bucket 10 includes a cylindrical portion 11 and a circulating portion 12, the cylindrical portion 11 is provided on the top plate 92, penetrates the top plate 92, and is connected to the circulating portion 12 provided below the top plate 92; the circulating part 12 penetrates the first mounting plate 93, and the output end thereof extends below the first mounting plate 93; the feeding machine body 52 and the feeding driving assembly 5 are hoisted below the first mounting plate 93 through a steel wire rope 53, and the output end of the circulating part 12 is opposite to the feeding machine body 52; the weighing sensor 22 is hung below the first mounting plate 93 through a turnbuckle 25, the hopper 21 is hung below the weighing sensor 22, and the input end of the hopper 21 is over against the edge of the feeding machine body 52; one end of the bracket 41 is connected with the first mounting plate 93, the other end is connected with the second mounting plate 94, the transfer rollers 44 and 45 are arranged on the lower surface of the first mounting plate 93 at intervals, and the driving member 42 and the supporting roller 43 are arranged between the top plate 92 and the second mounting plate 94; the tamping mechanism 70 is disposed on the second mounting plate 94; the hopper 30 penetrates the second mounting plate 94 and can move in the up-and-down direction; the conveying mechanism 80 is provided below the second mounting plate 94, and the water receiving bag 1 moves below the second mounting plate 94.

Through hierarchical arrangement storage hopper 10, weighing hopper 20 and loading hopper 30, on the one hand, can stably install each structure, make full use of space, on the other hand, can set up cat ladder 5 respectively between ground and the second mounting panel 94, between second mounting panel 94 and first mounting panel 93, first mounting panel 93 and the roof 92 to make things convenient for operating personnel auxiliary assembly work, perhaps overhaul and maintain equipment.

Optionally, the sandwich feeding device that this application provided still includes dust removal mechanism 4, and dust removal mechanism 4 is including removing dust the pipe, and the one end of removing dust the pipe is just to reinforced station, the other end to link to each other with the dust remover. After the water receiving bag 1 reaches the feeding station, the dust removal pipe is over against the water receiving bag 1; the auxiliary material gets into and connects water drum 1, perhaps, carries out the in-process of tamping to the auxiliary material, and the dust remover can carry out the air extraction through dust removal pipe butt joint water drum 1 to catch the dust flue gas, with improvement workman's operational environment.

Referring specifically to fig. 1 and 3, in the illustrated embodiment, the dust extraction duct is disposed on the second mounting plate 94; the opening of the end part of the dust removal pipe, which is just butted with the water drum 1, is larger; after the water receiving bag 1 enters the feeding station, the dust removal pipe is positioned above the water receiving bag 1 and covers the opening of the water receiving bag 1, and the whole water receiving bag 1 can be subjected to air suction and dust removal.

Optionally, the sandwich feeding device provided by the application can be interconnected with a casting production line MES system, is controlled by a production line pouring molten iron process database, and automatically completes the addition of each auxiliary material, so that the process requirement on molten iron treatment is met

The above examples only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A sandwich charging device, comprising:

a storage hopper (10) for loading auxiliary materials;

the weighing hopper (20) is arranged at the downstream of the storage hopper (10) and is used for receiving the auxiliary materials output by the storage hopper (10) and weighing the auxiliary materials;

the charging hopper (30) is arranged at the downstream of the weighing hopper (20) and is used for receiving the auxiliary materials output by the weighing hopper (20) and inputting the auxiliary materials into the water receiving bag (1);

a first driving mechanism (40) for driving the loading hopper (30) to approach or depart from the water receiving bag (1);

after the feeding hopper (30) is close to the water receiving bag (1), auxiliary materials can enter the water receiving bag (1) through the feeding hopper (30); after the feeding hopper (30) is far away from the water receiving bag (1), the water receiving bag (1) receiving the auxiliary materials can leave a feeding station, and the water receiving bag (1) to receive the auxiliary materials can enter the feeding station.

2. Sandwich charging device according to claim 1, further comprising a feeding mechanism (50), said feeding mechanism (50) comprising:

the feeding machine body (52) is arranged between the storage hopper (10) and the weighing hopper (20) and can receive auxiliary materials output by the storage hopper (10);

and the feeding driving assembly (51) is used for driving the feeding body (52) to vibrate.

3. Sandwich charging installation according to claim 1, characterised in that the weighing hopper (20) comprises:

a hopper (21) for receiving a supplementary material;

the hopper (21) is hung below the weighing sensor (22).

4. Sandwich charging device according to claim 3, wherein the weighing hopper (20) further comprises:

a cover plate (23) for sealing the output end of the hopper (21);

-a second drive mechanism (24) for driving the cover plate (23) towards or away from the output end of the hopper (21);

when the cover plate (23) is close to the hopper (21), the output end of the hopper (21) can be blocked, so that auxiliary materials in the hopper (21) are prevented from flowing out; when the cover plate (23) is far away from the hopper (21), the auxiliary materials in the hopper (21) can flow out.

5. The sandwich charging device according to claim 1, further comprising a material guiding hopper (60) disposed between the weighing hopper (20) and the charging hopper (30) for guiding the auxiliary material in the weighing hopper (20) into the charging hopper (30).

6. The sandwich charging device according to claim 5, further comprising:

the material guide mounting seat (3) is provided with the material guide hopper (60) which is rotatably arranged on the material guide mounting seat (3);

and the third driving mechanism (63) is used for driving the material guide hopper (60) to swing towards the loading hopper (30) or swing away from the loading hopper (30).

7. Sandwich charging device according to claim 1, further comprising a tamping mechanism (70) for tamping the auxiliary material in the water receiving bag (1).

8. The sandwich charging device according to claim 1, further comprising a conveying mechanism (80) for conveying the water-receiving pockets (1) so that the water-receiving pockets (1) are close to or remote from the charging station.

9. The sandwich charging device according to claim 1, further comprising a dust removal mechanism (4), wherein the dust removal mechanism (4) comprises a dust removal pipe, one end of the dust removal pipe faces the charging station, and the other end of the dust removal pipe is connected with a dust remover.

10. Sandwich charging device according to any of claims 1 to 9, further comprising a mounting frame (90), in the vertical direction the storage hopper (10), the weighing hopper (20) and the charging hopper (30) being arranged in sequence in the mounting frame (90).

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