Paper reinforcing agent feeding device

Abstract

The utility model discloses a paper reinforcing agent adding device, and aims to solve the problems that a traditional paper reinforcing agent adding mode mainly depends on manual operation, the adding process is tedious, and particularly when various reinforcing agents need to be added, workers need to repeat the steps, so that the labor intensity of the workers is high, and the overall production efficiency is low. According to the technical scheme, the paper reinforcing agent adding device is characterized by comprising two oppositely-arranged vertical frames, lifting mechanisms are arranged on the two vertical frames, first motors are arranged at the output ends of the lifting mechanisms, output shafts of the two first motors are jointly provided with a supporting frame, and a weighing device is arranged at the bottom of the supporting frame; and a feeding barrel is arranged on the weighing device. According to the paper reinforcing agent feeding device disclosed by the utility model, the plurality of storage barrels are arranged on the rotating platform and are matched with the clamping mechanism and the lifting mechanism, so that the required reinforcing agent is poured and fed after the feeding barrels are lifted by a required height, and the automatic feeding of the paper reinforcing agent is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to paper production technical field more specifically, it relates to a kind of paper strengthening agent feeding device. BACKGROUND

[0002] Paper strengthening agent is widely used in papermaking industry to significantly improve the physical properties of paper, including but not limited to strength, durability, gloss and tear resistance and other key indicators. The improvement of these properties is crucial to meet the market demand for high-quality paper products. In the production and processing of paper, paper strengthening agent usually needs to be added in the paper pulp preparation stage to ensure that the final paper product meets the predetermined quality standards.

[0003] The traditional paper strengthening agent feeding method mainly relies on manual operation. The specific process is as follows: the worker first weighs the required strengthening agent accurately, then manually pours the raw materials from a higher position into the mixer for mixing and preparation. In actual operation, the feeding process is complicated, especially when multiple different types of strengthening agents need to be added, the worker needs to repeat the above steps, resulting in high labor intensity and low overall production efficiency. SUMMARY

[0004] In view of the deficiencies of the prior art, the purpose of the present utility model is to provide a paper strengthening agent feeding device. By providing multiple storage barrels on the rotating platform, each of which can be rotated to the top of the feeding barrel for discharging, and cooperating with the clamping mechanism and the lifting mechanism, the feeding barrel is lifted to the required height and then poured with the required strengthening agent, realizing automatic feeding of paper strengthening agent, significantly improving production efficiency and reducing labor intensity.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a paper strengthening agent feeding device, comprising two oppositely arranged stands, a lifting mechanism is arranged on each of the two stands, a first motor is arranged on the output end of the lifting mechanism, a support frame is commonly arranged on the output shafts of the two first motors, a weighing device is arranged at the bottom of the support frame, a feeding barrel is arranged on the weighing device, a clamping mechanism for clamping the feeding barrel is symmetrically arranged on the support frame; a rotating platform is arranged on one side of the stand, a mounting frame is arranged on the rotating platform, a plurality of cross beams are arranged in an annular array on the mounting frame, a plurality of storage barrels are arranged at the end of the cross beams away from the mounting frame, the feeding barrel is located below the rotating path of the plurality of storage barrels, and a control valve is arranged at the bottom of the storage barrel.

[0006] The utility model further sets up: the clamping mechanism includes the air cylinder of symmetry setting on the support frame, be provided with first limit block on the output of air cylinder, the protruding setting has the clamping block on first limit block, the outer wall of the bucket of throwing is provided with second limit block correspondingly, the second limit block is set up the clamping groove that the clamping block is inserted to, on.

[0007] The utility model further sets up: the clamping block is cross type protruding structure, the clamping groove is cross type recessed structure.

[0008] The utility model further sets up: the lifting mechanism includes setting second motor on the stand, be provided with screw rod on the output shaft of second motor, the upper and lower ends of screw rod are all through the bearing and stand rotation cooperation, two the screw rod all are threadedly equipped with the rack, and the first motor is located the rack and is fixedly connected with it.

[0009] The utility model further sets up: the weighing device includes the four pressure sensors of setting in the four pressure sensors of weighing plate and setting weighing plate bottom, four the pressure sensor is distributed in the four corner positions of weighing plate.

[0010] Summarized above, the utility model has following beneficial effect:

[0011] Through setting a plurality of storage barrels on the rotating platform, it can rotate to the top of the throwing barrel to discharge, and cooperate with the clamping mechanism and the lifting mechanism, so that the throwing barrel rises to the required height and then pours the required reinforcing agent, realizes the automatic throwing of paper reinforcing agent, significantly improves the production efficiency and reduces the labor intensity of workers. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is whole structural schematic drawing of the throwing device of the utility model;

[0013] Fig. 2 It is structural schematic drawing of the clamping block and the clamping groove of the utility model;

[0014] Fig. 3 It is structural schematic drawing of weighing plate and pressure sensor of the utility model.

[0015] In the drawing: 1, stand;2, first motor;3, support frame;4, throwing barrel;5, rotating platform;6, mounting frame;7, crossbeam;8, storage barrel;9, control valve;10, air cylinder;11, first limit block;12, clamping block;13, second limit block;14, clamping groove;15, second motor;16, screw rod;17, rack;18, weighing plate;19, pressure sensor. DETAILED DESCRIPTION

[0016] In order to make the technical scheme of the present application better understood by those skilled in the art, the present application will be further described in detail below with reference to the drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0017] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" 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 a limitation on the present application.

[0018] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeve setting / connection", "connection" and the like should be broadly understood, for example, "connection" can be fixed connection, can also be detachable connection, or integral connection; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0019] The present application will be described in detail below with reference to the drawings.

[0020] Referring to Figs. 1-3 A paper reinforcing agent adding device, comprising two opposite fixed stands 1, two stands 1 are fixedly provided with lifting mechanisms, a first motor 2 is fixedly installed on the output end of the lifting mechanism, a support frame 3 is fixedly installed on the output shaft of the two first motors 2, a weighing device is fixedly installed on the bottom of the support frame 3, a adding barrel 4 is fixedly installed on the weighing device, a clamping mechanism for clamping the adding barrel 4 is symmetrically arranged on the support frame 3; a rotating platform 5 is fixedly installed on one side of the stand 1, an installation frame 6 is fixedly arranged on the rotating platform 5, a plurality of cross beams 7 are fixedly arranged in an annular array on the installation frame 6, a plurality of storage barrels 8 are fixedly installed on the ends of the plurality of cross beams 7 away from the installation frame 6, the adding barrel 4 is located below the rotating path of the plurality of storage barrels 8, and a control valve 9 is fixedly installed on the bottom of the storage barrel 8.

[0021] The clamping mechanism comprises a cylinder 10 fixed symmetrically on the support frame 3, a first limiting block 11 fixed on the output end of the cylinder 10, a clamping block 12 protrudingly fixed on the first limiting block 11, a second limiting block 13 fixed correspondingly on the outer wall of the feeding barrel 4, and a clamping groove 14 provided on the second limiting block 13 for clamping the clamping block 12. When the feeding barrel 4 is filled with the material, the cylinder 10 is controlled to extend, the first limiting block 11 is pushed to move towards the second limiting block 13, the clamping block 12 on the first limiting block 11 is clamped into the clamping groove 14 on the second limiting block 13, and the feeding barrel 4 is clamped stably.

[0022] The clamping block 12 is in a cross-shaped protruding structure, and the clamping groove 14 is in a cross-shaped recessed structure. The design enables the clamping block 12 to form multi-point contact when clamped into the clamping groove 14, thereby increasing the stability and firmness of clamping.

[0023] The lifting mechanism comprises a second motor 15 fixed on the stand 1, a lead screw 16 fixed on the output shaft of the second motor 15, bearings for rotatably connecting the upper and lower ends of the lead screw 16 to the stand 1, and a placing frame 17 threadedly sleeved on the two lead screws 16. The first motor 2 is located on the placing frame 17 and fixedly connected thereto. When the feeding barrel 4 needs to be lifted, the second motor 15 is started to drive the lead screw 16 to rotate, so that the placing frame 17 is lifted or lowered along the lead screw 16 under the action of the thread, thereby driving the first motor 2, the support frame 3 and the feeding barrel 4 to stably complete the lifting.

[0024] The weighing device comprises a weighing plate 18 and four pressure sensors 19 fixed on the bottom of the weighing plate 18. The four pressure sensors 19 are distributed at the four corner positions of the weighing plate 18. The uniform distribution of the plurality of pressure sensors 19 ensures the measurement accuracy of the weighing device and avoids errors caused by single-point force.

[0025] Working principle: When the feeding device is used, a plurality of different paper reinforcing agents are respectively contained in the storage barrels 8. The rotating platform 5 is started to drive the mounting frame 6, the cross beam 7 and the plurality of storage barrels 8 thereon to rotate as a whole. When the storage barrel 8 containing the reinforcing agent to be added is rotated to the upper side of the feeding barrel 4, the control valve 9 is opened, the reinforcing agent is output into the feeding barrel 4, and the weighing device senses the change of the weight of the feeding barrel 4 in real time. When the amount of the reinforcing agent reaches the preset value, the weighing device timely transmits a signal to the control valve 9, the control valve 9 is closed, the discharging is ended, and then the storage barrel 8 continues to rotate and moves away from the upper side of the feeding barrel 4. If multiple reinforcing agents need to be added, the above steps are repeated to complete the addition.

[0026] At this time, the upper part of the dosing barrel 4 is not blocked, the clamping mechanism is controlled to clamp and position the dosing barrel 4, then the lifting mechanism is started to drive the first motor 2, the support frame 3 and the dosing barrel 4 to rise as a whole, and the first motor 2 can drive the support frame 3 and the dosing barrel 4 to rotate, so that when rising to the required height, the reinforcing agent in the dosing barrel 4 can be poured into the mixer to mix with the pulp for preparing paper, thereby realizing automatic dosing of the paper reinforcing agent, significantly improving the production efficiency and reducing the labor intensity of workers.

[0027] The first motor 2, the second motor 15, the control valve 9, the air cylinder 10, the rotating platform 5 and the pressure sensor 19 of the utility model are all realized by electrically connecting with the controller to realize the control cooperation work, the control circuit of the controller can be realized by the simple programming of the technical personnel in the field, the power supply also belongs to the common knowledge in the field, and the utility model is mainly used for protecting the mechanical device, so the control mode and the circuit connection of the utility model will not be explained in detail.

[0028] The above is only the preferred embodiment of the utility model, the protection scope of the utility model is not only limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the utility model belong to the protection scope of the utility model. It should be pointed out that for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the utility model can also be regarded as the protection scope of the utility model.

Claims

1. A paper strength agent dosing apparatus characterized by: The utility model relates to a kind of automatic feeding machine, including two opposite stands (1), two described stands (1) are provided with lifting mechanism, the output end of the lifting mechanism is provided with first motor (2), the output shaft of two described first motor (2) is commonly provided with support frame (3), the bottom of the support frame (3) is provided with weighing device, the weighing device is provided with bucket (4), the support frame (3) is symmetrically provided with the clamping mechanism for clamping bucket (4) on it;The side of the stand (1) is provided with rotary platform (5), the rotary platform (5) is provided with mounting bracket (6), the mounting bracket (6) is provided with a plurality of beams (7) in annular array, a plurality of described beams (7) are provided with storage barrel (8) on the end away from mounting bracket (6), the bucket (4) is located below the rotating path of a plurality of storage barrels (8), the bottom of the storage barrel (8) is provided with control valve (9).

2. The paper strength enhancer dosing device according to claim 1, characterized in that: The clamping mechanism includes a cylinder (10) symmetrically arranged on the support frame (3), a first limit block (11) is arranged on the output end of the cylinder (10), a clamping block (12) is protrudingly arranged on the first limit block (11), a second limit block (13) is correspondingly arranged on the outer wall of the bucket (4), and a clamping groove (14) is formed in the second limit block (13) for clamping the clamping block (12).

3. The paper strengthening agent dosing device according to claim 2, characterized in that: The clamping block (12) is a cross-shaped protruding structure, and the clamping groove (14) is a cross-shaped recessed structure.

4. The paper strength enhancer dosing device according to claim 1, characterized in that: The lifting mechanism includes a second motor (15) arranged on the stand (1), a lead screw (16) is arranged on the output shaft of the second motor (15), the upper and lower ends of the lead screw (16) are rotatably connected to the stand (1) through bearings, a placing rack (17) is threadedly arranged on the lead screw (16), and the first motor (2) is fixedly connected to the placing rack (17).

5. The paper strength enhancer dosing device according to claim 1, characterized in that: The weighing device includes a weighing plate (18) and four pressure sensors (19) arranged at the bottom of the weighing plate (18), and the four pressure sensors (19) are distributed at the four corner positions of the weighing plate (18).

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