Automatic glue removing device

Abstract

The utility model discloses an automatic glue removing device which comprises a conveying mechanism used for continuously conveying glass with residual glue, and a spray softening module, a flat friction glue module, a polishing module, a cleaning module, an air drying module, a wind shear isolation module, a liquid circulation module and an automatic control module are sequentially arranged in the conveying direction of the conveying mechanism. The glass glue removing efficiency is improved, manual operation of ten persons is changed into automatic operation of two persons, occupational health of workers is improved, splashing of liquid medicine is reduced through a closed spraying system, the contact time of an operator with a solvent is shortened to 5 minutes per shift from 4 hours per shift, resources are recycled, the liquid medicine in a wet polishing section is circularly filtered and reused, the consumption of the liquid medicine is reduced by 70%, and the production cost is reduced. The cost is further reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a technology field removes glue, concretely is a kind of automatic glue removing device. BACKGROUND

[0002] In the field of glass processing, maintenance and recycling, the removal of adhesive layer on the surface of glass is a common and important process. Traditionally, this process mainly relies on manual operation, using scraper, solvent or mechanical polishing. However, manual glue removal has many shortcomings, and an efficient and automated alternative is urgently needed.

[0003] Firstly, manual glue removal is inefficient. Because the thickness, hardness and adhesion of the adhesive layer on the surface of glass are different, the operator needs to spend a lot of time and effort to adapt to different situations, resulting in a long time-consuming glue removal process. In addition, manual operation is also affected by factors such as fatigue and distraction, further reducing work efficiency.

[0004] Secondly, manual glue removal has safety hazards. When using tools such as scraper or mechanical polishing, the operator may be injured due to improper operation. At the same time, some solvents may also harm human health, such as irritating the skin, eyes or respiratory system. These safety hazards not only threaten the health of the operator, but also increase the safety risk and legal liability of the enterprise.

[0005] Finally, with the rapid development of glass processing industry and the increasing competition in the market, enterprises have higher and higher requirements for production efficiency and product quality. Traditional manual glue removal method has been difficult to meet the needs of modern production line, and an automatic glass glue removal device is urgently needed to replace manual operation, improve production efficiency and product quality.

[0006] In summary, the existing manual glass glue removal method has the problems of low efficiency, high labor cost and many safety hazards, and a new type of automatic glass glue removal device is urgently needed to overcome these shortcomings. The device should have the characteristics of high efficiency, stability and safety, and be able to adapt to the removal of different glass surface adhesive layers, bringing revolutionary changes to the glass processing industry. SUMMARY

[0007] In order to overcome the shortcomings of the prior art, the utility model provides an automatic glue removing device, which can effectively solve the problem of high cost and slow speed of manual glue removal proposed in the background art.

[0008] The technical scheme adopted by the utility model to solve its technical problems is: an automatic glue removing device, comprising a conveying mechanism for continuously conveying glass with residual glue, which is provided with:

[0009] The spray softening module comprises at least two groups of spray units, and alcohol spray devices and medicine spray devices are arranged in the groups of spray units respectively.

[0010] The flat grinding and rubber wiping module comprises an adjustable pressure brush assembly and a reciprocating mechanism.

[0011] The polishing module comprises a multi-stage DM106 medicine polishing wheel assembly.

[0012] The cleaning module comprises a plurality of groups of rolling brush assemblies.

[0013] The air drying module comprises at least one group of scraper assemblies.

[0014] The air cutting isolation module is provided with a high-pressure gas nozzle and a guide groove.

[0015] The liquid circulation module comprises a filtering unit and a liquid storage tank, and is connected with the spray units and the grinding units respectively.

[0016] The automatic control module is integrated with a pressure sensor, liquid level detection and a servo motor.

[0017] Further, the conveying mechanism is provided with conveying shafts arranged in parallel, the surfaces of the conveying shafts are covered with silica gel layers, the conveying mechanism is further provided with auxiliary rollers which can float up and down to stabilize the glass, the auxiliary rollers are arranged above the conveying shafts and below the flat grinding and rubber wiping module, the polishing module and the cleaning module.

[0018] Further, the spray units in the spray softening module adopt atomizing nozzle arrays.

[0019] Further, the adjustable pressure brush of the flat grinding and rubber wiping module comprises a silicon carbide fiber brush, the pressure adjustment range of the flat grinding and rubber wiping module is 0.2-1.5 kg / cm², and the reciprocating frequency of the flat grinding and rubber wiping module is 0.5-2 times per second.

[0020] Further, the DM106 medicine polishing wheel assembly of the polishing module comprises a four-stage structure, the first two stages are provided with hard nylon wheels, and the last two stages are provided with soft polyurethane wheels, wherein the linear speed gradient of the wheel assembly is set as 0.8 m / s, 1.2 m / s, 0.6 m / s and 0.3 m / s.

[0021] Further, the high-pressure gas nozzle of the air cutting isolation module is arranged at an inclined angle of 30°, the gas pressure of the high-pressure gas nozzle is 0.3-0.6 MPa, and the inner wall of the guide groove is provided with a PTFE coating.

[0022] Further, the filtering unit of the liquid circulation module comprises a three-stage filtering structure, which comprises a primary efficiency metal filter screen, a medium efficiency ceramic filter element and a high efficiency molecular sieve screen.

[0023] Compared with the prior art, the device has the following beneficial effects:

[0024] Efficiency improvement: from 10 people manual operation (72 seconds / piece) to 2 people automatic operation (40 seconds / piece), efficiency is improved to 2 times of manual operation. The transmission shaft is continuously conveyed, and three sections of degreasing (alcohol dry polishing → chemical solution wet polishing → DM106 precision polishing) are completed at one time.

[0025] Good product rate optimization: the brush pressure (0.2-1.5 kg / cm²) and polishing line speed (0.3-1.2 m / s) are adjustable, and the scratch rate is reduced from 5% to 0.2%.

[0026] Professional health improvement: the closed spraying system reduces chemical solution splashing, and the operator's contact time with the solvent is reduced from 4 hours per shift to 5 minutes per shift.

[0027] Resource recycling: the chemical solution in the wet polishing section is recycled and filtered for reuse, and the chemical solution consumption is reduced by 70%; there is no wastewater discharge in the dry polishing section. BRIEF DESCRIPTION OF DRAWINGS

[0028] Fig. 1 It is a structural schematic view of the utility model;

[0029] Fig. 2 It is a structural top view schematic view of the utility model.

[0030] Reference numerals in the drawing:

[0031] 1-conveying mechanism, 2-reciprocating mechanism, 3-adjustable pressure brush assembly, 4-chemical solution polishing wheel assembly, 5-roller brush assembly, 6-scraping knife assembly, 7-high pressure gas nozzle, 8-flow guide groove, 9-spraying unit, 10-filtration unit, 11-liquid storage tank, 12-pressure sensor, 13-liquid level detection, 14-servo motor. DETAILED DESCRIPTION

[0032] The embodiments of the present disclosure will be described in detail below with reference to the drawings.

[0033] The embodiments of the present disclosure will be described in detail below with reference to the drawings. Embodiments

[0034] As Figs. 1-2 The utility model provides a kind of automatic glue removal device, including the conveying mechanism 1 for continuous conveying with residual glue glass, conveying mechanism 1 is provided with the conveying shaft being arranged in parallel, shaft surface is covered with silicone layer, conveying mechanism 1 is further provided with the auxiliary roller that glass can be stably floated up and down, auxiliary roller is floated by spring, floating stroke is 0-20mm, the range of spring pre-tightening force is 5-20N, the glass thickness of adaptation is 1-10mm, be arranged in the upper of conveying shaft, be located the below of flat grinding rubber module, polishing module and cleaning module, sequentially be provided with along the conveying direction of conveying mechanism 1:

[0035] Spray softening module contains at least two groups of spray unit 9, respectively configure alcohol spray device and medicine water spray device, spray unit 9 in spray softening module is all used atomizing nozzle array, spray pressure is 0.3-0.8MPa, coverage width 200-500mm, nozzle spacing 50mm, atomization particle size ≤50 μm, simulate the first step alcohol immersion of artificial glue removal and paste position, through alcohol spray softening double-sided adhesive, wherein alcohol spray pipeline is solvent-resistant PTFE hose, medicine water spray pipeline is stainless steel hard tube, spray unit 9 is independently connected to different cabin of liquid storage tank 11 by pipeline respectively, fluid flow is controlled by electromagnetic valve and water pump;

[0036] Flat grinding rubber module contains adjustable pressure brush assembly 3 and reciprocating mechanism 2, silicon carbide fiber brush group is installed on the upper of conveying belt, the pressure sensor 12 in brush support is fed back to PLC by RS485 communication, and 0.2-1.5kg / cm 2 Pressure adjustment is realized by the lifting mechanism driven by servo motor 14;Reciprocating mechanism 2 is transversely arranged on both sides of conveying belt, and the stroke speed is 0.5-2 times per second, which is synchronized with the stroke speed of conveying shaft, wherein the brush rotation speed is 200-800rpm, and the transverse reciprocating motion forms a mesh grinding track, replacing the second step steel wool wiping by hand, and avoiding scratching by dynamic pressure control;

[0037] Polishing module contains multistage DM106 medicine water polishing wheel assembly 4, and the polishing wheel group is connected with servo motor 14 by belt drive, and the four-stage DM106 polishing wheels are arranged in sequence along the conveying direction, the front two stages are hard nylon wheels, and the linear speeds are 0.8m / s and 1.2m / s respectively, located at the front end of polishing module, the rear two stages are soft polyurethane wheels, and the linear speeds are 0.6m / s and 0.3m / s respectively, located at the end of polishing module, and the wheel group spacing is 150mm, replacing the third step DM106 wiping by hand, and the wheels are polished by 8 groups of grinding wheels, wherein the hardness of nylon wheel is 90±5 Shore D, and the hardness of polyurethane wheel is 70±5 Shore A;

[0038] The cleaning module comprises a spraying area and a brushing area, wherein the brushing area comprises a plurality of groups of rolling brush assemblies 5 connected with a double-output shaft motor through a universal joint, the brush head of the rolling brush assembly 5 is in close contact with the upper and lower surfaces of the glass and rolls to brush, instead of manual fourth-step alcohol-wetted dust-free cloth wiping, to realize automatic cleaning, wherein the brush material is polyurethane, the hardness is 60±5 Shore A, the rotating speed of the rolling brush assembly 5 is 200-500 rpm, and the contact pressure with the glass is 0.1-0.5 kg / cm²;

[0039] The air-drying module comprises at least one group of scraper assemblies 6 located at the rear end of the cleaning module, which are composed of two groups of polytetrafluoroethylene scrapers, the scrapers are placed at an angle of 60° with the moving direction of the glass, and the contact angle between the scraper edge and the surface of the conveying belt is 90°, for scraping off residual liquid;

[0040] The air-cutting isolation module is provided with a high-pressure gas nozzle 7 and a flow guide groove 8, the air-cutting isolation avoids backflow of the chemical liquid, the high-pressure gas nozzle 7 of the air-cutting isolation module is installed in the transition area between the spraying softening module and the flat polishing rubber module and between the polishing module and the cleaning module, the nozzle is arranged at an angle of 30°, the gas injection direction is opposite to the conveying direction, a 0.5 MPa air curtain barrier is formed, the flow guide groove 8 is inclined at an angle of 5°, and the inner wall is coated with a PTFE coating with a thickness of ≥50 μm to prevent the chemical liquid from adhering;

[0041] The liquid circulation module comprises a filtering unit 10 and a liquid storage tank 11 connected with the spraying and grinding units respectively, wherein the filtering unit 10 of the liquid circulation module comprises a three-stage filtering structure: a primary efficiency metal filter screen (with a pore size of 50 μm), a medium efficiency ceramic filter element (with a pore size of 10 μm) and a high efficiency molecular sieve screen (with a pore size of 1 μm);

[0042] The automatic control module is integrated with a pressure sensor 12, a liquid level detector 13 and a servo motor 14, the pressure sensor 12 is embedded in the brush support of the flat polishing rubber module to monitor the contact pressure of the brush in real time, the liquid level detector 13 is installed on the side wall of the liquid storage tank 11 to detect the height of the liquid level in the tank, and the servo motor 14 is integrated on the driving end of the conveying shaft and the flat polishing rubber module.

[0043] In the use process of the embodiment, the operator places the glass with residual glue on the input end of the conveying mechanism 1, and the glass is stably conveyed forward under the driving of the conveying shaft. The auxiliary roller can float up and down, and the glass is pressed and stabilized after entering the auxiliary roller to prevent deviation or shaking during the conveying process.

[0044] The glass enters the spray softening module, the alcohol spray device and the medicine water spray device are started in sequence, the alcohol spray unit 9 pre-treats the double-sided adhesive area, and the adhesive layer is softened; the medicine water spray unit 9 further penetrates, the adhesive layer is reduced in adhesion, the atomizing nozzle array ensures that the spray is uniformly covered, the particle size is less than or equal to 50 mu m, the artificial soaking effect is simulated, wherein the high-pressure gas nozzle 7 forms a 0.5 MPa air curtain barrier, the contact of alcohol and medicine water is cut off, and the purity of the medicine water recovery is guaranteed.

[0045] Meanwhile, the silicon carbide fiber brush group is driven by the servo motor 14 to contact the glass surface with a pressure of 0.2-1.5 kg / cm², and the reciprocating mechanism 2 drives the brush group to move transversely, the stroke speed is 0.5-2 times / s, which is synchronized with the stroke speed of the conveying shaft, and the glass is prevented from being scratched through dynamic pressure control, artificial steel wool wiping is replaced in this stage, and most of the adhesive layer is effectively removed.

[0046] The glass enters the polishing module, the four-stage DM106 medicine water polishing wheel assembly 4 is pressed, the front two-stage hard nylon wheel has a linear speed of 0.8 m / s and 1.2 m / s respectively, residual adhesive marks and slight scratches are removed, the rear two-stage soft polyurethane wheel has a linear speed of 0.6 m / s and 0.3 m / s respectively, fine polishing is carried out, the gloss of the glass surface is recovered, and the wheel group spacing is 150 mm, so that the polishing uniformity is ensured.

[0047] Before the glass enters the cleaning module, the high-pressure gas nozzle 7 cuts off the medicine water flow, the glass enters the cleaning module, the spray unit 9 sprays pure water on the glass, washes the surface residues, and the rear multiple groups of roller brush assemblies 5 are closely attached to the upper and lower surfaces of the glass and roll, so that the glass is brushed to avoid stain residues.

[0048] The glass enters the air drying module, two groups of polytetrafluoroethylene scrapers are placed at an angle of 60 degrees with the moving direction of the glass and have a contact angle of 90 degrees to scrape the surface liquid and then naturally dry.

[0049] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "intermediate", "length", "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", "radial", "circumferential" and the like is the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0050] In the utility model, unless otherwise explicitly specified and limited, the first feature is "on" the second feature, which can be direct contact of the first and second features, or indirect contact of the first and second features through an intermediate medium. The meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise explicitly limited.

[0051] In the utility model, unless another explicit provision and limitation, the terms "mount", "link", "connect", "fix" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection or each other can communicate;Can be directly connected, also can indirectly connect through intermediate medium, can be two element internal communication or two element's interaction relationship, unless another explicit limitation. For ordinary skilled person in the art, can understand the concrete meaning of above-mentioned terms in the utility model according to specific circumstances.

[0052] The above is only for illustrating the embodiment of the utility model, and is not used to limit the utility model, for ordinary skilled person in the art, any modification, equivalent replacement, improvement etc. that is made without creative work within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An automatic glue removing device, characterized by, It comprises a conveying mechanism for continuously conveying glass with residual glue, which is provided with, in sequence along the conveying direction of the conveying mechanism: A spray softening module, which comprises at least two groups of spray units, respectively configured with alcohol spray devices and medicine spray devices; A flat grinding and glue rubbing module, which comprises an adjustable pressure brush assembly and a reciprocating mechanism; A polishing module, which comprises a multi-stage medicine polishing wheel assembly; A cleaning module, which comprises a plurality of groups of rolling brush assemblies; An air drying module, which comprises at least one group of scraper assemblies; An air cutting isolation module, which is provided with high-pressure gas nozzles and a guide groove; A liquid circulation module, which comprises a filter unit and a liquid storage tank, and is connected to each spray and grinding unit, respectively; An automatic control module, which integrates a pressure sensor, a liquid level detector and a servo motor.

2. The automatic glue removing device according to claim 1, characterized in that: The conveying mechanism is provided with conveying shafts arranged in parallel, the surfaces of the shafts are coated with a silica gel layer, and the conveying mechanism is further provided with auxiliary rollers that can stably float the glass up and down, the auxiliary rollers are arranged above the conveying shafts and below the flat grinding and glue rubbing module, the polishing module and the cleaning module.

3. The automatic glue removing device according to claim 1, characterized in that: The spray units in the spray softening module all adopt an array of atomizing nozzles.

4. The automatic glue removing device according to claim 1, characterized in that: The adjustable pressure brush of the flat grinding and glue rubbing module comprises a silicon carbide fiber brush, the pressure adjustment range of the flat grinding and glue rubbing module is 0.2-1.5 kg / cm², and the reciprocating frequency of the flat grinding and glue rubbing module is 0.5-2 times per second.

5. The automatic glue removing device according to claim 1, characterized in that: The DM106 medicine polishing wheel assembly of the polishing module is divided into a four-stage structure, the first two stages are configured with hard nylon wheels, and the last two stages are configured with soft polyurethane wheels, wherein the linear speed gradient of the wheel assembly is set to 0.8 m / s, 1.2 m / s, 0.6 m / s and 0.3 m / s.

6. The automatic glue removing device according to claim 1, wherein: The high-pressure gas nozzles of the air cutting isolation module are arranged at an angle of 30°, the gas pressure of the nozzles is 0.3-0.6 MPa, and the inner wall of the guide groove is provided with a PTFE coating.

7. The automatic glue removing device according to claim 1, characterized in that: The filter unit of the liquid circulation module comprises a three-stage filter structure, which is respectively a primary efficiency metal filter screen, a medium efficiency ceramic filter element and a high efficiency molecular sieve screen.

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