阅读说明：本技术 一种基于重力变化改变转速使得喂料机防止堵塞的装置 (Device for preventing blockage of feeding machine by changing rotating speed based on gravity change ) 是由 吴金花 于 2019-12-04 设计创作，主要内容包括：本发明涉及机械设备技术领域,且公开了一种基于重力变化改变转速使得喂料机防止堵塞的装置,包括支撑板,螺纹柱、第一滑块、小转轮和横杆的配合使用,加快输送速度,发生堵塞的进料管自动得到疏通,避免机器无法正常运转导致机器故障,提高装置的使用年限,通过挡板、连接杆和连接块的配合使用,当承重板下降带动挡板关闭,使得堵塞之后的进料管可以自动进行关闭,减轻进料管的输送负担,通过挡板和连接杆的配合使用,从而联动后续反应的发生,增加整个装置的联动性,使得操作更加简单便捷,利用承重板自身的重力变化进行疏堵,不需要提供其他外界能源,使得整个装置更加智能与环保,且使用时的成本更低。(The invention relates to the technical field of mechanical equipment, and discloses a device for preventing a feeding machine from being blocked by changing the rotating speed based on gravity change, which comprises a supporting plate, a threaded column, a first sliding block, a small rotating wheel and a cross rod, wherein the supporting plate, the threaded column, the first sliding block, the small rotating wheel and the cross rod are matched for use, the conveying speed is accelerated, a blocked feeding pipe is automatically dredged, the machine fault caused by the abnormal operation of the machine is avoided, the service life of the device is prolonged, through the matched use of a baffle plate, a connecting rod and a connecting block, the baffle plate is driven to be closed when a bearing plate descends, the blocked feeding pipe can be automatically closed, the conveying burden of the feeding pipe is reduced, through the matched use of the baffle plate and the connecting rod, the subsequent reaction is linked, the linkage of the whole device is increased, the, the whole device is more intelligent and environment-friendly, and the cost is lower when the device is used.)

1. A device for preventing blockage of a feeder by changing the rotation speed based on gravity change, comprising a support plate (1), characterized in that: the device comprises a supporting plate (1), a bearing plate (2) is movably connected to the upper portion of the supporting plate (1), a conveying roller (3) is movably connected to the upper portion of the supporting plate (1), a baffle (4) is movably connected to the upper portion of the bearing plate (2), a connecting rod (5) is movably connected to the side face of the baffle (4), a connecting block (6) is movably connected to one side, away from the baffle (4), of the connecting rod (5), a first sliding block (7) is movably connected to the right end of the bearing plate (2), a rack (8) is movably connected to the surface of the first sliding block (7), a gear (9) is movably connected to the side face of the rack (8), a threaded column (10) is movably connected to the inner portion of the gear (9), a second sliding block (11) is movably connected to the outer side of the threaded column (10), a cross rod (, a second rotary table (14) is movably connected below the first rotary table (13), a fixed block (15) is fixedly connected with the outer sides of the threaded column (10) and the cross rod (12), and a small rotary wheel (16) is movably connected with the outer side of the cross rod (12).

2. The apparatus as claimed in claim 1, wherein the rotation speed of the feeder is changed based on the change of gravity, and the apparatus further comprises: the interior of the second sliding block (11) is provided with threads, and the threads are matched with the threads on the surface of the threaded column (10).

3. The apparatus as claimed in claim 1, wherein the rotation speed of the feeder is changed based on the change of gravity, and the apparatus further comprises: the cross rod (12) and the threaded column (10) are located on the same horizontal plane, and the cross rod (12) and the threaded column (10) are identical in size.

4. The apparatus as claimed in claim 1, wherein the rotation speed of the feeder is changed based on the change of gravity, and the apparatus further comprises: the second sliding block (11) is designed to be semi-arc-shaped, the middle part of the small rotating wheel (16) is higher than two sides, and the size of the second sliding block (11) is matched with that of the small rotating wheel (16).

5. The apparatus as claimed in claim 1, wherein the rotation speed of the feeder is changed based on the change of gravity, and the apparatus further comprises: the specifications of the first rotating disc (13) and the second rotating disc (14) are consistent, and the distance between the first rotating disc (13) and the second rotating disc (14) is not less than the size of the small rotating wheel (16).

6. The apparatus as claimed in claim 1, wherein the rotation speed of the feeder is changed based on the change of gravity, and the apparatus further comprises: the outer side of the first sliding block (7) is provided with a groove, and the size of the groove is not smaller than that of the first sliding block (7).

7. The apparatus as claimed in claim 1, wherein the rotation speed of the feeder is changed based on the change of gravity, and the apparatus further comprises: and fixing rods are arranged inside the baffle (4) and the connecting block (6), and are designed into an inverted L shape.

Technical Field

The invention relates to the technical field of mechanical equipment, in particular to a device for preventing a feeder from being blocked by changing the rotating speed based on gravity change.

Background

The feeder is also called a feeder, and is widely used in different industries such as metallurgy, coal mine, metal, building materials and the like, and in the production process, blocky and granular materials can be uniformly, regularly and continuously conveyed to a receiving device from a storage bin, for example, the blocky and granular materials are continuously and uniformly fed to a crushing machine in a sand making production line, and the feeder is still an indispensable mechanical device in the actual production process.

The feeder is generally arranged below a hopper in the using process, continuously and uniformly controls the loose flow and can be used as machinery for short-distance transportation, the feeder can be divided into an electromagnetic vibration feeder, a bar feeder and a screw feeder, wherein the screw feeder generally achieves the purpose of quantitative feeding by controlling the constant rotating speed of a screw, however, the blockage condition can be caused in the feeding process, the traditional feeder cannot judge the blockage condition and uniformly feeds the material, so that the conveying burden of the device can be increased, the device is more blocked and cannot be unblocked, the blockage dredging operation generally needs to be carried out manually, on one hand, the special supervision needs to be carried out manually, the labor burden of workers is increased, the working efficiency is reduced, and if the workers do not find the problem in time, the machinery is easy to break down, increasing the production cost.

In order to solve the problems, the inventor provides a device for preventing the blockage of the feeding machine by changing the rotating speed based on the change of gravity, the device has the advantages that the blockage can be automatically removed when the feeding machine exceeds the maximum limit, the problem that the blockage cannot be automatically removed by the traditional feeding machine is solved, the fact that a worker does not need to guard by the worker when using the device is ensured, the working efficiency is improved, the mechanical faults are reduced, and the service life of the machine is prolonged.

Disclosure of Invention

Technical scheme (I)

In order to realize the purpose that the blockage can be automatically removed when the feeding machine exceeds the maximum limit, the invention provides the following technical scheme: a device for preventing a feeding machine from being blocked by changing the rotating speed based on gravity change comprises a supporting plate, wherein a bearing plate is movably connected above the supporting plate and used for supporting circulating materials, a conveying roller is movably connected above the supporting plate, a baffle is movably connected above the bearing plate and used for controlling the materials to enter and exit through the opening and closing of the baffle, a connecting rod is movably connected to the side surface of the baffle and used for connecting the baffle with a connecting block, one side of the connecting rod, which is far away from the baffle, is movably connected with a first sliding block, the right end of the bearing plate is movably connected with a rack, the movement of the rack is driven through the movement of the first sliding block, the surface of the first sliding block is movably connected with a rack, the side surface of the rack is movably connected with a gear, the gear can be driven to rotate when the rack moves, a threaded column is movably connected inside the, the top swing joint of horizontal pole has first carousel, and the below swing joint of first carousel has the second carousel, and the outside fixedly connected with fixed block of screw thread post and horizontal pole, the outside swing joint of horizontal pole has little runner.

Preferably, the first sliding block is internally provided with threads, and the threads are matched with the thread size on the surface of the threaded column.

Preferably, the cross bar and the threaded column are located on the same horizontal plane, and the cross bar and the threaded column are consistent in size.

Preferably, the first sliding block is designed to be in a semi-arc shape, the middle part of the small rotating wheel is higher than the two sides, and the size of the first sliding block is matched with that of the small rotating wheel.

Preferably, the first rotating disc and the second rotating disc are in accordance with specifications, and the distance between the first rotating disc and the second rotating disc is not smaller than the size of the small rotating wheel.

Preferably, a groove is formed in the outer side of the first sliding block, and the size of the groove is not smaller than that of the first sliding block.

Preferably, a fixing rod is arranged inside the baffle and inside the connecting block, and the fixing rod is designed to be in an inverted L shape.

(II) advantageous effects

Compared with the prior art, the invention provides a device for preventing a feeder from being blocked by changing the rotating speed based on gravity change, which has the following beneficial effects:

1. this change device that rotational speed made feeding machine prevent to block up based on gravity changes uses through the cooperation of screw thread post, first slider, little runner and horizontal pole for conveying speed, thereby makes the inlet pipe that takes place to block up automatically obtain the mediation, avoids the unable normal operation of machine to lead to machine trouble, improves the life of device.

2. This change device that rotational speed made feeding machine prevent to block up based on gravity changes uses through the cooperation of baffle, connecting rod and connecting block for it closes to drive the baffle to descend when the bearing plate, thereby makes the inlet pipe after blockking up can close automatically, alleviates the transport burden of inlet pipe, makes the device more intelligent.

3. This change device that rotational speed made feeding machine prevent to block up based on gravity changes uses through the cooperation of baffle and connecting rod to the emergence of the follow-up reaction of linkage increases the linkage nature of whole device, makes the operation simple more convenient.

4. This change device that rotational speed made feeding machine prevent to block up based on gravity changes uses through the cooperation of bearing plate, connecting block and first slider for utilize the gravity change of bearing plate self to dredge stifled, need not provide other external energy, make whole device more intelligent and environmental protection, and the cost when using is lower.

Drawings

FIG. 1 is a schematic view of a connection structure according to the present invention;

FIG. 2 is a front view of the cross bar, first turntable, second turntable and small wheel connection structure of the present invention, wherein each structure is in an initial state;

FIG. 3 is a diagram showing the movement traces of the structures shown in FIG. 2, in which the small wheel moves to change the rotation speed of the second turntable synchronously;

FIG. 4 is a bottom view of the connecting structure of the threaded post, the first slider, the cross bar, the fixed block and the small runner according to the present invention, wherein each structure is in an initial state;

FIG. 5 is a diagram showing the movement traces of the structures shown in FIG. 4, in which the threaded post rotates to drive the first slider and the small runner to move synchronously;

FIG. 6 is a right side view of the connection structure of the first turntable, the second turntable, the first slider and the small wheel according to the present invention;

FIG. 7 is a top view of the connection structure of the first turntable and the second turntable;

FIG. 8 is a diagram of the motion trajectory of the structures shown in FIG. 7, wherein the second small wheel moves and the speed of the second turntable changes;

FIG. 9 is an elevational view of the load bearing plate, first slide and rack attachment structure of the present invention, with each structure in an initial state;

FIG. 10 is a diagram showing the movement traces of the structures shown in FIG. 9, in which the bearing plate moves downward to rotate the gears,

FIG. 11 is a schematic view of a rack and pinion connection of the present invention;

FIG. 12 is a schematic view of the connection structure of the baffle, the connecting rod and the connecting block according to the present invention;

fig. 13 is a diagram of the movement traces of the structures in fig. 11, in which the connecting block moves downward to drive the baffle to move rightward.

In the figure: 1. a support plate; 2. a bearing plate; 3. a conveying roller; 4. a baffle plate; 5. a connecting rod; 6. connecting blocks; 7. a first slider; 8. a rack; 9. a gear; 10. a threaded post; 11. a second slider; 12. a cross bar; 13. a first turntable; 14. a second turntable; 15. a fixed block; 16. a small rotating wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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 creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-13, a device for preventing a feeder from being blocked based on a gravity change of a rotating speed comprises a supporting plate 1, wherein a bearing plate 2 is movably connected to the upper portion of the supporting plate 1, a conveying roller 3 is movably connected to the upper portion of the supporting plate 1, a plastic spring is movably arranged between the bearing plate 2 and the supporting plate 1 and used for supporting circulating materials, a baffle 4 is movably connected to the upper portion of the bearing plate 2, a fixing rod is arranged inside the baffle 4 and inside the connecting block 6, the fixing rod is designed to be in an inverted L shape and can drive the bearing plate 2 to start to descend after the device is blocked, the connecting block 6 is movably connected to the upper portion of the bearing plate 2, so that the connecting block 6 synchronously moves downwards, the baffle 4 is finally driven to move towards the right side, a feed inlet is closed, raw materials are prevented.

The side surface of the baffle 4 is movably connected with a connecting rod 5, the baffle 4 is connected with a connecting block 6, one side of the connecting rod 5, which is far away from the baffle 4, is movably connected with the connecting block 6, the right end of the bearing plate 2 is movably connected with a first sliding block 7, the outer side of the first sliding block 7 is provided with a groove, the size of the groove is not smaller than that of the first sliding block 7, the surface of the bearing plate 2 is provided with a fulcrum, when the bearing plate 2 moves downwards, the first sliding block 7 can move upwards in the groove according to the lever principle, when the movement of the first sliding block 7 drives the movement of the rack 8, the surface of the first sliding block 7 is movably connected with a rack 8, the side surface of the rack 8 is movably connected with a gear 9, when the rack 8 moves, the gear 9 can be driven to rotate, the inner part of the gear 9 is movably connected with a threaded column 10, the outer side of the, the middle part of the small wheel 16 is higher than the two sides, and the size of the second slider 11 is matched with the size of the small wheel 16, so that the second slider 11 can drive the small wheel 16 to move synchronously when moving, and finally the rotating speed of the second rotating disk 14 is increased.

The inside of the second slider 11 is provided with a thread, and is matched with the thread size arranged on the surface of the threaded column 10, when the threaded column 10 starts to rotate, the second slider 11 is driven to move towards the right side, so that the second slider 11 is driven to be far away from the first rotary table 13 and gradually close to the second rotary table 14, so as to improve the rotating speed of the second rotary table 14, the lower part of the threaded column 10 is movably connected with a cross rod 12, the cross rod 12 and the threaded column 10 are positioned on the same horizontal plane, the size of the cross rod 12 is consistent with that of the threaded column 10, when the second slider 11 moves, the fixed block 15 can be driven to rotate, the fixed block 15 synchronously moves, the upper part of the cross rod 12 is movably connected with the first rotary table 13, the specifications of the first rotary table 13 and the second rotary table 14 are consistent, the distance between the first rotary table 13 and the second rotary table 14 is not less than that of the small rotary table 16, and when the small, the below swing joint of first carousel 13 has second carousel 14, thereby makes conveying roller 3's rotational speed synchronous improvement through the rotational speed that improves second carousel 14, improves conveying speed, and threaded column 10 and the outside fixedly connected with fixed block 15 of horizontal pole 12, the outside swing joint of horizontal pole 12 has little runner 16.

The working principle is that materials are uniformly transported to the next device through the device, a plastic spring is movably arranged between the bearing plate 2 and the supporting plate 1 along with the increase of time, when the device is used for normally transporting the materials, the elastic potential energy of the plastic spring is equal to the gravitational potential energy of the materials, the bearing plate 2 cannot move at a fixed position, when the device is blocked in the transportation process and the stacking quality of the materials exceeds a set maximum limit, the gravitational potential energy of the materials exceeds the elastic potential energy of the plastic spring at the moment, so that the bearing plate 2 moves downwards, a connecting block 6 is movably connected above the bearing plate 2, so that the connecting block 6 is driven to synchronously move downwards, the connecting block 6 is movably connected with the baffle 4 through a connecting rod 5, when the connecting block 6 moves downwards, the baffle 4 is driven to move towards the right side, and finally the baffle 4 is driven to be completely closed, the feeding is still continuously carried out during the blockage avoiding process.

The above structure and process are shown in FIGS. 12-13 and FIG. 1.

Meanwhile, when the bearing plate 2 moves upwards, due to the lever principle, the first slider 7 can move downwards, the side surface of the first slider 7 is movably connected with the rack 8, so the rack 8 can be driven to move synchronously, the right side of the rack 8 is movably connected with the gear 9, so the gear 9 can be driven to rotate synchronously, the inner part of the gear 9 is movably connected with the threaded column 10, so the threaded column 10 is driven to rotate synchronously, the inner part of the second slider 11 is provided with the gear which is matched with the threaded column 10, so the second slider 11 can be driven to move towards the left side synchronously, the outer side of the second slider 11 is movably connected with the small runner 16, so the small runner 16 can move towards the right side synchronously, the first rotating disc 13 is driven to rotate by the motor, when the small runner 16 is far away from the first rotating disc 13 and close to the second rotating disc 14, the rotating speed of the second rotating disc 14 can be driven to be increased, so that the rotating, and finally, the conveying speed is increased, so that the blockage is recovered to be normal.

The above structure and process are shown in fig. 2-3 and fig. 4-5.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.