Anti-blocking stirring device for resin synthetic tile proportioning resin powder

By employing a combination of proportioning and mixing devices in the production of resin tiles, the problems of inaccurate raw material proportioning and insufficient powder lumps handling capacity have been solved, achieving efficient production and stable quality of resin tiles.

CN223802834UActive Publication Date: 2026-01-16LINYI LUOZHUANG HENGSHENG RAINBOW TILE CO LTD
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Patent Information

Application Number
CN202520806119.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-26
Publication Date
2026-01-16
Estimated Expiration
2035-04-26

AI Technical Summary

Technical Problem

In existing technologies, the raw material ratio in resin tile production is not precise, and the powder blockage handling capacity is limited, resulting in equipment blockage, low production efficiency, and unstable product quality.

Method used

It adopts a combination device including a mixing tank, support legs, proportioning mechanism, mixing mechanism, filtering mechanism and hammering mechanism. The raw materials are accurately proportioned by weighing sensor, the mixing blades break up powder lumps, the filtering mechanism screens and the hammering mechanism prevents blockage.

Benefits of technology

It achieves precise proportioning and thorough mixing of raw materials, completely breaks up powder lumps, avoids equipment blockage, and improves production efficiency and product quality stability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an anti-blocking stirring device for proportioning resin powder of a resin synthetic tile. The anti-blocking stirring device comprises a stirring barrel, supporting legs, a proportioning mechanism, a stirring mechanism, a filtering mechanism and a hammering mechanism, a sealing cover is arranged at the top of the stirring barrel and is connected with the stirring barrel through bolts and nuts; a plurality of feeding holes are formed in the sealing cover, and proportioning mechanisms are mounted on the feeding holes; the stirring mechanism is mounted in the stirring barrel; a filtering box is arranged at the bottom of the stirring barrel and communicates with the stirring barrel, and a discharging opening is formed in the bottom of the filtering box; the filtering mechanism and the hammering mechanism are installed in the filtering box, and the filtering mechanism is located at the top of the hammering mechanism; a plurality of supporting legs are arranged at the bottom of the stirring barrel. According to the utility model, accurate proportioning and full stirring of raw materials are realized, powder blocks in the raw materials are thoroughly scattered, and the production efficiency and the production quality of resin tiles are improved while blockage is avoided.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to resin tile batching anti - jamming technical field, especially related to a kind of resin synthetic tile batching resin powder anti - jamming stirring device. BACKGROUND

[0002] In the field of resin tile production, the proportioning of raw materials is crucial. Most existing technologies lack raw material proportioning function and have limited powder block processing capacity. This makes it difficult to ensure the production quality of resin tiles, and the performance of different batches of products varies greatly. At the same time, the existence of powder blocks can easily cause equipment jamming and uneven raw material proportioning, reducing production efficiency and increasing maintenance costs.

[0003] After searching, the prior art with publication number CN218559873U is an epoxy resin powder conveying device, which includes a base, a feed hopper is arranged on the top of the base, a conveying pipe is arranged on one side of the feed hopper, a bracket is movably installed on the top of the feed hopper, a motor is fixedly connected to the top of the bracket, a rotating rod is fixedly connected to the output end of the motor, stirring blades are arranged on the bottom of the rotating rod, and clamping assemblies are arranged on both sides of the bracket. The clamping assemblies include a movable plate. This prior art does not proportion raw materials, which can cause unstable performance of epoxy resin products. Secondly, the effect of dispersing powder blocks by stirring blades is limited, and when encountering larger hard powder blocks, the conveying pipe is easily jammed, affecting production efficiency and reducing production quality.

[0004] Further search shows that the prior art with publication number CN220808045U is a weighing batching machine, support rods are arranged on the top of the base on both sides, a batching cylinder is arranged between the two support rods, multiple feed hoppers are arranged on the top end of the batching cylinder, and a discharge end is arranged at the bottom end, an electric control valve is arranged at the discharge end, a filter is arranged at the discharge end, a weighing assembly is arranged at the lower part of the filter in the middle part of the base, a stirring assembly is arranged in the batching cylinder, and a system controller is arranged on one side of the base. This prior art proportions raw materials, but does not disperse powder blocks in raw materials, which can easily cause the filter to be jammed, affecting production efficiency and reducing production quality. SUMMARY

[0005] The utility model aims at overcoming the shortcomings of the prior art, providing a resin synthetic tile batching resin powder anti - jamming stirring device, which not only realizes accurate proportioning and sufficient stirring of raw materials, but also completely disperses powder blocks in raw materials, avoiding jamming and improving the production efficiency and production quality of resin tiles.

[0006] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of:

[0007] The application discloses a resin synthetic tile proportioning resin powder anti-blocking stirring device, which comprises a stirring barrel, supporting legs, a proportioning mechanism, a stirring mechanism, a filtering mechanism and a hammering mechanism.

[0008] The proportioning mechanism comprises a hopper, a weighing sensor, a top block, an electric push rod and a weighing controller.

[0009] The stirring mechanism comprises a motor I, a stirring rod, a stirring frame and stirring blades.

[0010] The filtering mechanism comprises double-acting oil cylinders, an impeller, a motor III, a rotating shaft I, a mounting shell, a grid sieve plate, rotating blades and a limiting frame.

[0011] The hammer mechanism comprises a motor IV, a fixed shell, a sliding rod, a connecting rod and a rotating rod; the fixed shell is provided with a plurality of installation at the bottom of the grid sieve plate, the fixed shell is provided with a limiting plate II, the sliding rod is slidably connected with the fixed shell through the limiting plate II, the limiting plate III is arranged on the sliding rod, springs are arranged on both sides of the limiting plate III, the springs are sleeved on the sliding rod, one group of springs is arranged between the top of the limiting plate III and the bottom surface of the top end of the fixed shell, and the other group of springs is arranged between the bottom of the limiting plate III and the top of the limiting plate II; the connecting rod is rotatably installed at the bottom of the sliding rod, the connecting rod is located on one side of the connecting rod and is rotatably connected with the rotating rod; the motor IV is installed on one side of the filter box, and the output end of the motor IV is fixedly connected with the rotating rod through the filter box.

[0012] The utility model discloses have beneficial effects compared with prior art, and the specific effects are as follows:

[0013] 1) different raw materials are input into corresponding hoppers, the weighing sensor below the hopper measures the weight in real time and transmits data to the weighing controller, when reaching the set weight, the weighing controller controls the corresponding prompt lamp to send a signal, the prompt lamp stops inputting raw materials into the hopper after sending a signal, the electric push rod pushes the top block to descend, and raw materials enter the stirring barrel through the feeding port, so that accurate proportioning between different raw materials is realized, and the stability of the production quality of resin tile is guaranteed.

[0014] 2) after mixing, the raw materials enter the filter box, the motor III drives the rotating shaft I to rotate, drives the impeller to rotate, drives part of the larger powder block to be scattered in the process of driving from the middle to both sides when the raw materials fall into the filter box, and the uniformity of the raw materials is further improved, the motor III drives the belt pulley on the rotating shaft II to rotate, the rotating blade on the rotating shaft II starts to rotate, the double-acting oil cylinder drives the grid sieve plate and the rotating shaft II to reciprocate in the filter box through the connecting frame, the rotating blade rotates and reciprocates in the filter box at the same time, the raw materials are further stirred and the powder block in the raw materials is further scattered, the grid sieve plate filters the raw materials, prevents the powder block in the raw materials from flowing out of the filter box, guarantees the high quality of the flowing raw materials, deeply stirs and selects the raw materials, ensures that the powder block is completely separated, prevents the powder block from flowing out, and thus the high quality of the flowing raw materials is greatly guaranteed, the production efficiency is improved, and the quality and stability of the resin tile are improved.

[0015] 3) after the raw materials are screened through the grid sieve plate, a small amount of powder block is left on the top of the grid sieve plate, the motor IV is started, drives the rotating rod to rotate, drives the connecting rod to move, and makes the sliding rod slide up and down in the fixed shell, the top end of the sliding rod continuously knocks the grid sieve plate, the powder block on the grid sieve plate is shaken, the shaken powder block is scattered by the rotating blade and flows out of the filter box, the grid sieve plate is prevented from being blocked, and the raw materials are ensured to be fully utilized. BRIEF DESCRIPTION OF DRAWINGS

[0016] ATTACHFigure 1 is a resin synthetic tile proportioning resin powder anti-blocking stirring device structure schematic view of the utility model;

[0017] attached Figure 2 is attached Figure 1 proportioning mechanism structure schematic view;

[0018] attached Figure 3 is attached Figure 1 stirring mechanism structure schematic view;

[0019] attached Figure 4 is attached Figure 1 filter mechanism position schematic view;

[0020] attached Figure 5 is attached Figure 1 filter mechanism structure schematic view;

[0021] attached Figure 6 is attached Figure 5 rotary shaft II structure schematic view;

[0022] attached Figure 7 is attached Figure 1 hammer mechanism structure schematic view;

[0023] attached Figure 8 is a resin synthetic tile proportioning resin powder anti-blocking stirring device appearance schematic view of the utility model;

[0024] In the figure: 1, stirring barrel; 101, cover; 102, support leg; 103, filter box; 104, feed inlet; 1041, fixed plate II; 105, discharge port; 2, proportioning mechanism; 21, hopper; 2101, fixed plate I; 22, weighing sensor; 23, top block; 24, electric push rod; 25, weighing controller; 3, stirring mechanism; 31, motor I; 32, stirring rod; 33, stirring frame; 34, stirring blade; 4, filter mechanism; 41, double-acting oil cylinder; 42, connecting frame; 43, impeller; 44, motor III; 45, rotary shaft I; 46, mounting shell; 47, mesh sieve plate; 48, rotary shaft II; 4801, sliding groove II; 49, rotating blade; 410, limiting frame; 5, hammer mechanism; 51, motor IV; 52, fixed shell; 5201, limiting plate II; 53, sliding rod; 5301, limiting plate III; 54, spring; 55, connecting rod; 56, rotating rod. DETAILED DESCRIPTION

[0025] For the convenience of the person skilled in the art, the following will be combined with the attached Figures 1-8 , the technical scheme of the utility model is further specifically explained.

[0026] The application discloses a resin synthetic tile proportioning resin powder anti-blocking stirring device, which comprises a stirring barrel 1, supporting legs 102, a proportioning mechanism 2, a stirring mechanism 3, a filtering mechanism 4 and a hammering mechanism 5. The top of the stirring barrel 1 is provided with a cover 101, and the stirring barrel 1 is connected with the cover 101 through bolts and nuts. A plurality of feeding ports 104 are arranged on the cover 101, and the proportioning mechanism 2 is arranged on the feeding ports 104. The stirring mechanism 3 is arranged in the stirring barrel 1. The bottom of the stirring barrel 1 is provided with a filtering box 103, the stirring barrel 1 is communicated with the filtering box 103, and the bottom of the filtering box 103 is provided with a discharging port 105. The filtering mechanism 4 and the hammering mechanism 5 are arranged in the filtering box 103, and the filtering mechanism 4 is located on the top of the hammering mechanism 5. The supporting legs 102 are arranged on the bottom of the stirring barrel 1.

[0027] According to the above description, first, different raw materials are poured into the stirring barrel 1 through the feeding ports 104 of the cover 101, and the proportioning mechanism 2 on the feeding ports 104 accurately proportion the raw materials. Then, the stirring mechanism 3 stirs and mixes the raw materials in the stirring barrel 1. The mixed materials enter the filtering box 103 at the bottom, the filtering mechanism 4 filters the materials, prevents the powder blocks from flowing out of the discharging port 105, and breaks and scatters the powder blocks. The hammering mechanism 5 hammers the filtering mechanism 4, shakes the unbroken powder blocks on the filtering mechanism 4, breaks and scatters the powder blocks in cooperation with the filtering mechanism 4, and prevents the filtering mechanism 4 from being blocked.

[0028] The proportioning mechanism 2 comprises a hopper 21, a weighing sensor 22, a top block 23, an electric push rod 24 and a weighing controller 25. The feeding ports 104 are provided with fixed plates II 1041, and the hopper 21 is provided with fixed plates I 2101. The hopper 21 is located on the top of the feeding ports. A plurality of groups of weighing sensors 22 are arranged between the fixed plates I 2101 and the fixed plates II 1041. The weighing sensor 22 is of the KL-CZMK type and is obtained by private customization or purchase. The electric push rod 24 is arranged in the feeding port 104, the electric side of the electric push rod 24 is provided with a protective shell, and the top of the electric push rod 24 is provided with the top block 23. The top block 23 blocks the hopper 21. The blocking end of the top block 23 is triangular in shape, so that the raw materials cannot enter the stirring barrel and be stored in the blocking end of the top block 23. The weighing controller 25 is arranged on the cover 101, and the weighing controller 25 is provided with a plurality of groups of prompt lights. The prompt lights are signal connected with the weighing sensors 22.

[0029] According to the above description, different raw materials are input into corresponding hoppers 21, and the weighing sensors 22 below the hoppers 21 measure the weight in real time and transmit the data to the weighing controller 25. When the set weight is reached, the weighing controller 25 controls the corresponding prompt light to send a signal. After the prompt light sends the signal, the input of raw materials into the hopper 21 is stopped, at the same time, the electric push rod 24 pushes the top block 23 to descend, the triangular top block 23 unblocks the hopper 21, and the raw materials enter the stirring barrel 1 through the feeding ports 104.

[0030] The stirring mechanism 3 comprises a motor I 31, a stirring rod 32, a stirring frame 33, and stirring blades 34; the motor I 31 is installed on the cover 101, the stirring rod 32 is rotatably installed in the stirring barrel 1 through the cover 101, and the top end of the stirring rod 32 is fixedly connected with the output shaft of the motor I 31; the stirring frame 33 is located in the stirring barrel 1 and is fixedly connected with the stirring rod 32; the stirring blades 34 are provided in plurality and are fixedly installed on the stirring frame 33;

[0031] As can be seen from the above description, the motor I 31 drives the stirring rod 32 to rotate, thereby driving the stirring frame 33 and the stirring blades 34 to rotate to stir and mix the raw materials, and the stirring blades 34 preliminarily scatter the powder blocks in the raw materials.

[0032] The filtering mechanism 4 comprises a double-acting oil cylinder 41, an impeller 43, a motor III 44, a rotating shaft I 45, a mounting shell 46, a grid sieve plate 47, rotating vanes 49, and a limiting frame 410; the double-acting oil cylinder 41 is provided with two groups of fixed installations on the top of the filtering box 103; the double-acting oil cylinder 41 is provided with a connecting frame 42 at both ends, and the grid sieve plate 47 is fixedly connected with the connecting frame 42 through the filtering box 103; the mounting shell 46 is located on the top of the grid sieve plate 47 and is fixedly installed in the filtering box 103; the rotating shaft I 45 is rotatably installed in the mounting shell 46, the motor III 44 is installed on one side of the filtering box 103, the output shaft of the motor III 44 is fixedly connected with the rotating shaft I 45 through the filtering box 103 and the mounting shell 46, and the rotating shaft I 45 is provided with bevel gears; the impeller 43 is installed on the top of the mounting shell 46, and the bevel gears at the bottom of the impeller 43 are engaged with the bevel gears of the rotating shaft I 45; the mounting shell 46 is provided with rotating shafts II 48 on both sides, the rotating shafts II 48 are provided with bearing seats at both ends, the bearing seats at both ends of the rotating shafts II 48 are installed on one side of the two groups of connecting frames 42, a belt pulley is slidingly installed on a sliding groove II 4801 at one end of the rotating shafts II 48, the output end of the motor III 44 is connected with the belt pulley of the rotating shafts II 48 through a belt, the limiting frame 410 is installed on one side of the belt pulley, and the limiting frame 410 is fixedly connected with the filtering box 103; the rotating shafts II 48 are provided with a plurality of groups of rotating vanes 49;

[0033] From the above description: the raw materials after mixing into the filter box 103, motor III 44 drive rotating shaft I 45 rotation, driven impeller 43 rotation in the raw materials fall into the filter box 103 from the middle to both sides of the drive, in the process of driving part of the larger block of powder scattered; at the same time, the motor III 44 output end of the pulley through the belt drive rotating shaft II 48 on the pulley rotation, so that the rotating shaft II 48 on the rotating blade 49 start rotating, double acting cylinder 41 through the connecting frame 42 driven grid sieve plate 47, rotating shaft II 48 reciprocating sliding in the filter box 103, rotating blade 49 rotation while reciprocating sliding in the filter box 103, further mixing of raw materials while further dispersing the powder block in the raw materials; the grid sieve plate 47 to the raw materials for screening and filtering, to prevent the powder block in the raw materials from flowing out of the filter box 103; the limiting frame 410 to the pulley plays a limiting effect.

[0034] The hammer mechanism 5 includes motor IV 51, fixed shell 52, sliding rod 53, connecting rod 55, rotating rod 56; the fixed shell 52 is provided with a plurality of installation in the grid sieve plate 47 bottom, the fixed shell 52 is provided with a limiting plate II 5201, the sliding rod 53 is connected with the fixed shell 52 slidingly through the limiting plate II 5201, the limiting plate III 5301 is provided on the sliding rod 53, the limiting plate III 5301 is provided with a spring 54 on both sides, the spring 54 is sleeved on the sliding rod 53, a group of spring 54 is located between the limiting plate III 5301 top and the fixed shell 52 top end bottom surface, another group of spring 54 is located between the limiting plate III 5301 bottom and the limiting plate II 5201 top; the connecting rod 55 is rotatably installed at the bottom of the sliding rod 53, the connecting rod 55 is located on one side of the rotating rod 56 and is rotatably connected with the rotating rod 56; the motor IV 51 is installed on one side of the filter box 103, and the motor IV 51 output end is fixedly connected with the rotating rod 56 through the filter box;

[0035] From the above description: the raw materials after screening through the grid sieve plate 47, a small amount of powder block is left on the top of the grid sieve plate 47; the motor IV 51 is started, driving the rotating rod 56 to rotate, thereby driving the connecting rod 55 to move, so that the sliding rod 53 slides up and down in the fixed shell 52; the top end of the sliding rod 53 continuously knocks the grid sieve plate 47, which shakes the powder block on the grid sieve plate 47, and the shaken powder block is scattered by the rotating blade 49 and flows out of the filter box 103.

[0036] A resin synthesis tile proportioning resin powder anti-blocking stirring device, the working process is as follows:

[0037] First, different raw materials are poured into the stirring barrel 1 through the cover 101 inlet 104, and the proportioning mechanism 2 on the inlet 104 accurately proportion the various raw materials; then, the stirring mechanism 3 stirs and mixes the raw materials in the stirring barrel 1; the mixed material enters the filter box 103 at the bottom, and the filtering mechanism 4 filters the material, prevents the powder from flowing out of the discharge port 105, and breaks and scatters the powder; the hammering mechanism 5 hammers the filtering mechanism 4, reduces the unbroken powder on the filtering mechanism 4, and cooperates with the filtering mechanism 4 to break and scatter, preventing the filtering mechanism 4 from being blocked.

[0038] In the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0039] As described above, including but not limited to oil cylinder, motor, weighing sensor, prompt light, electric push rod, weighing controller and other electronic or electrical components are prior art components, which are obtained by private customization or purchase. The electrical connection between each component is a conventional circuit connection or electrical connection in the prior art, which is not within the scope of protection of the present application.

[0040] The above content is only an example and description of the structure of the present application, and those skilled in the art can make various modifications or supplements or use similar ways to replace the described specific embodiments, as long as they do not deviate from the structure of the application or exceed the scope defined by the present application, which shall be within the scope of protection of the present application.

Claims

1. A resin synthesis tile proportioning resin powder anti-blocking stirring device, comprising a stirring barrel, supporting legs, a proportioning mechanism, a stirring mechanism, a filtering mechanism and a hammering mechanism; the top of the stirring barrel is provided with a cover, the stirring barrel and the cover are connected through bolts and nuts; a plurality of feeding ports are arranged on the cover, and the proportioning mechanism is installed on the feeding ports; the stirring mechanism is installed in the stirring barrel; the bottom of the stirring barrel is provided with a filtering box, the stirring barrel and the filtering box are communicated, and the bottom of the filtering box is provided with a discharging port; the filtering mechanism and the hammering mechanism are installed in the filtering box, and the filtering mechanism is located on the top of the hammering mechanism; the supporting legs are installed at the bottom of the stirring barrel. characterized in that The filtering mechanism comprises double-acting oil cylinders, impellers, a motor III, a rotating shaft I, a mounting shell, a grid sieve plate, rotating blades and a limiting frame; the double-acting oil cylinders are fixedly installed on the top of the filtering box; the double-acting oil cylinders are provided with connecting frames at both ends; the grid sieve plate is fixedly connected with the connecting frames through the filtering box; the mounting shell is located on the top of the grid sieve plate and is fixedly installed in the filtering box; the rotating shaft I is rotatably installed in the mounting shell; the motor III is installed on one side of the filtering box; the output shaft of the motor III is fixedly connected with the rotating shaft I through the filtering box and the mounting shell; the rotating shaft I is provided with bevel gears; the impeller is installed on the top of the mounting shell; the bevel gears on the bottom of the impeller are engaged with the bevel gears of the rotating shaft I; the mounting shell is provided with rotating shafts II on both sides; the rotating shafts II are provided with bearing seats at both ends; the bearing seats at both ends of the rotating shafts II are installed on one side of the two connecting frames; a belt pulley is slidably installed on the sliding groove II at one end of the rotating shaft II; the output end of the motor III is connected with the belt pulley of the rotating shaft II through a belt; the limiting frame is installed on one side of the belt pulley and is fixedly connected with the filtering box; a plurality of groups of rotating blades are installed on the rotating shaft II.

2. The resin composition tile proportioning resin powder anti-blocking stirring device according to claim 1, characterized in that The proportioning mechanism comprises a hopper, a weighing sensor, a top block, an electric push rod and a weighing controller; the feeding port is provided with a fixed plate II, and the hopper is provided with a fixed plate I; the hopper is located on the top of the feeding port; a plurality of groups of weighing sensors are installed between the fixed plate I and the fixed plate II; the electric push rod is installed in the feeding port, and the top block is installed on the top of the electric push rod; the weighing controller is installed on the cover and is provided with a plurality of groups of prompt lights; the prompt lights are signal connected with the weighing sensors.

3. The resin composition tile proportioning resin powder anti-blocking stirring device according to claim 2, characterized in that The electric push rod is provided with a protective shell outside the electric end.

4. The resin composition tile proportioning resin powder anti-blocking stirring device according to claim 2, characterized in that The plugging end of the top block is triangular.

5. The resin composition tile proportioning resin powder anti-blocking stirring device according to claim 1, characterized in that The stirring mechanism comprises a motor I, a stirring rod, a stirring frame and stirring blades; the motor I is installed on the cover; the stirring rod is rotatably installed in the stirring barrel through the cover and is fixedly connected with the output shaft of the motor I; the stirring frame is located in the stirring barrel and is fixedly connected with the stirring rod; a plurality of stirring blades are fixedly installed on the stirring frame.

6. The resin composition tile proportioning resin powder anti-blocking stirring device according to claim 1, characterized in that The hammer mechanism comprises a motor IV, a fixed shell, a sliding rod, a connecting rod and a rotating rod; the fixed shell is provided with a plurality of installation at the bottom of the grid sieve plate, the fixed shell is provided with a limiting plate II, the sliding rod is slidably connected with the fixed shell through the limiting plate II, the limiting plate III is arranged on the sliding rod, springs are arranged on both sides of the limiting plate III, the springs are sleeved on the sliding rod, one group of springs is arranged between the top of the limiting plate III and the bottom surface of the top end of the fixed shell, and the other group of springs is arranged between the bottom of the limiting plate III and the top of the limiting plate II; the connecting rod is rotatably installed at the bottom of the sliding rod, the connecting rod and the rotating rod are located on one side of the connecting rod and are rotatably connected with the rotating rod; the motor IV is installed on one side of the filter box, and the output end of the motor IV is fixedly connected with the rotating rod through the filter box.

Citation Information

Patent Citations

  • Epoxy resin powder conveying device

    CN218559873U

  • Weighing batching machine

    CN220808045U