CN110560330A - needle head cleaning device - Google Patents

needle head cleaning device Download PDF

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Publication number
CN110560330A
CN110560330A CN201910937005.XA CN201910937005A CN110560330A CN 110560330 A CN110560330 A CN 110560330A CN 201910937005 A CN201910937005 A CN 201910937005A CN 110560330 A CN110560330 A CN 110560330A
Authority
CN
China
Prior art keywords
needle
wiping cloth
wiping
assembly
clamping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910937005.XA
Other languages
Chinese (zh)
Inventor
李广圣
戴明鑫
蒋轻侯
唐乐
王志刚
周荣学
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chengdu CEC Panda Display Technology Co Ltd
Original Assignee
Chengdu CEC Panda Display Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chengdu CEC Panda Display Technology Co Ltd filed Critical Chengdu CEC Panda Display Technology Co Ltd
Priority to CN201910937005.XA priority Critical patent/CN110560330A/en
Publication of CN110560330A publication Critical patent/CN110560330A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B05B15/52Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05CAPPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0208Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles
    • B05C5/0212Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to separate articles only at particular parts of the articles

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  • Sewing Machines And Sewing (AREA)

Abstract

The invention relates to a needle head cleaning device which is used for clearing glue accumulated on a needle head, and comprises a main body, a chuck, wiping cloth, a traction assembly and a reset assembly, wherein the traction assembly and the reset assembly are both fixed relative to the main body; the wiping cloth is provided with a wiping surface and a connecting surface which are oppositely arranged, and the wiping surface is used for wrapping the outer surface of the needle head; the clamping head is used for clamping the wiping cloth on the outer side of the needle head, and the pulling assembly is connected with the connecting surface of the wiping cloth and used for pulling the wiping cloth to move so that the wiping surface wrapping the needle head moves relative to the needle head; the needle cleaning device provided by the invention achieves the purpose of quickly and automatically cleaning accumulated glue on the needle through mutual matching of the components, avoids adverse effects caused by the accumulated glue on the needle, and improves the setting utilization rate.

Description

Needle head cleaning device
Technical Field
The invention relates to the field of liquid crystal display devices, in particular to a needle head cleaning device.
Background
In the manufacturing process of the liquid crystal display device, the frame glue is required to be coated on the substrate according to a preset coating mode, so that the array substrate and the color film substrate are bonded together, and the assembly and the sealing are completed.
at present, frame glue coating machines are generally used to coat frame glue. The frame glue coating machine is provided with one or more needles for coating, and the needles are used for spraying frame glue at preset positions on the substrate to complete coating. Because the frame glue has viscosity, when the needle head is coated for a certain time or stands by for a period of time, the needle head can be adhered and residual frame glue is accumulated on the needle head. The sealant accumulated on the needle may affect the subsequent sealant coating and may fall off during sealant coating, thereby causing poor phenomena such as large head, over thickness or sealant scraping of the sealant. In order to avoid the frame glue residue on the needle, the needle is usually cleaned manually or a sponge is arranged, and the needle is pricked into the sponge periodically to clean the needle.
However, the current way of removing the glue accumulated on the needle head only can reduce the glue accumulated on the tip of the needle head, and the overall cleaning effect is poor.
Disclosure of Invention
the embodiment of the invention provides a needle head cleaning device, which achieves the purpose of automatically cleaning glue accumulated on the surface of a needle head through the mutual matching of a main body, a chuck, a traction assembly and a reset assembly, has an excellent cleaning effect and avoids adverse effects caused by the glue accumulated on the needle head.
The embodiment of the invention provides a needle cleaning device, which comprises a main body, a chuck, a traction assembly and a reset assembly, wherein the traction assembly and the main body are relatively fixed, and the reset assembly and the main body are relatively arranged in a sliding manner;
The clamping head is used for clamping a wiping cloth and clamping the wiping cloth to the outer surface of the needle head, the pulling assembly is connected with the wiping cloth, the pulling assembly is used for pulling the wiping cloth to move, so that the wiping cloth moves relative to the needle head when the wiping cloth wraps the needle head, and the wiping cloth has a wiping surface and a connecting surface which are oppositely arranged, and the wiping surface is used for wrapping the outer surface of the needle head;
The resetting component is connected with the edge area of the wiping cloth and is used for resetting the wiping cloth after the wiping cloth is wiped.
Optionally, the chuck comprises a first driving unit and two oppositely arranged clamping portions, and an accommodating space into which the needle can extend is formed between the two clamping portions; the first driving unit is connected with the two clamping parts and is used for driving the two clamping parts to mutually approach to clamp the needle head or to mutually separate from the needle head to loosen the needle head.
Optionally, the clamping part is a flexible part, and one side of the clamping part facing the needle head is provided with an arc surface.
Optionally, the traction assembly comprises: carry over pinch rolls, connecting piece and second drive unit, the carry over pinch rolls set up in wiping cloth wipes the face, second drive unit is located wiping cloth's the face outside of connecting, the connecting piece connect in the carry over pinch rolls with between the second drive unit, be used for drive under second drive unit's the drive the carry over pinch rolls removes, so that the carry over pinch rolls pulls wiping cloth removes.
optionally, the axial direction of the pulling roller is parallel to the direction of the wiping cloth, and the moving direction of the pulling roller is along the direction far away from the needle head.
Optionally, the body has a receiving cavity for avoiding the needle, and at least part of the traction assembly is located in the receiving cavity.
Optionally, the resetting assembly comprises two resetting units respectively arranged at two opposite ends of the wiping cloth, and the resetting units are connected with the edge areas of the wiping cloth and used for stretching the wiping cloth so as to reset the wiping cloth after wiping.
Optionally, the resetting unit comprises a third driving unit and a sliding piece which can slide relative to the main body, the edge area of the wiping cloth is connected with the sliding piece, and the third driving unit is connected with the sliding piece and is used for driving the sliding piece to slide towards the outer side of the edge area of the wiping cloth so as to stretch the wiping cloth.
Optionally, the edge region of the wiping cloth and the sliding piece are fixed relatively, and the two sliding pieces can slide at different distances relative to the needle.
Optionally, the body is a rotatable part, and the rotation axis of the body and the axial direction of the needle coincide.
The embodiment of the invention provides a needle head cleaning device, which is used for removing frame glue attached to the surface of a needle head, and comprises a main body, a chuck, a traction assembly and a reset assembly, wherein the chuck is used for clamping wiping cloth and driving the wiping cloth to clamp the needle head, so that the wiping cloth wraps and clings to a region, attached to the frame glue, of the surface of the needle head, the traction assembly is relatively fixed with the main body, the traction assembly is connected with the wiping cloth, the traction assembly is used for driving the wiping cloth to move when the wiping cloth clamps the needle head, so that the wiping surface and the surface of the needle head move relatively, the frame glue accumulated on the surface of the needle head is removed, the reset assembly and the main body are arranged in a relatively sliding manner, the reset assembly is connected with the edge region of the wiping cloth, the reset assembly is used for resetting the wiping cloth to an initial position after the needle head is cleaned by the wiping, the technical problems that the needle head is difficult to remove the accumulated glue and the removing effect is poor are solved, the coating process of the panel is perfected, the time for readjusting the equipment caused by the accumulated glue of the needle head is shortened, and the utilization rate of the equipment is improved.
Drawings
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of a needle cleaning device according to an embodiment of the present invention;
FIG. 2 is a prior art state diagram of a needle prior to cleaning;
FIG. 3 is a prior art state diagram of a needle during cleaning;
FIG. 4 is a prior art state of the needle after cleaning;
FIG. 5 is a schematic view of the needle cleaning device according to the embodiment of the present invention in operation;
Fig. 6 is a schematic view of another structure of the needle cleaning device according to the embodiment of the invention in operation.
Reference numerals:
1-a needle cleaning device;
10-a body;
11-a containment chamber;
20-a chuck;
21-a clamping part;
22-a first drive unit;
30-a wiping cloth;
40-a traction assembly;
41-a second drive unit;
42-a connector;
43-a pulling roll;
50-a reduction assembly;
51-a third drive unit;
52-a slide;
60-a needle head;
70-sponge.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
The embodiment of the invention provides a needle cleaning device 1, as shown in fig. 1, for removing glue deposited on a needle 60, the needle cleaning device 1 comprises a main body 10, a chuck 20, a traction assembly 40 and a reset assembly 50, the traction assembly 40 and the main body 10 are relatively fixed, the reset assembly 50 and the main body 10 are relatively arranged in a sliding way, one end of the traction assembly 40 is fixed on the main body 10, the traction assembly 40 is provided with a movable component, so that a part of the traction assembly 40 is fixed on the main body 10, while another portion of traction assembly 40 may move with itself fixed, that is, a portion of traction assembly 40 may move with its origin relative to body 10, and reduction assembly 50 is substantially identical to traction assembly 40, and another portion of reduction assembly 50 may move with respect to body 10 with a portion fixed to body 10.
wherein, the needle cleaning device 1 is further provided with a wiping cloth 30, the wiping cloth 30 has a wiping surface and a connecting surface which are oppositely arranged, the wiping cloth 30 is a flexible cloth part, the wiping cloth 30 can be directly contacted with the needle 60 and can clear away the deposited glue attached on the needle 60 by the relative movement between the wiping cloth 30 and the needle 60, the wiping cloth 30 adopts a flexible piece to protect the needle 60 and avoid the needle 60 from being scratched in the wiping process by the wiping cloth 30, and adopts a cloth material or a material similar to the cloth material to ensure the wiping effect, because the surface of the material is not flat and has strong adhesiveness, the surface of the needle 60 is generally smooth, the bonding force between the surface of the needle 60 and the glue material is weaker than that between the cloth material and the glue material, therefore, in the process of contacting the wiping cloth 30 and the needle 60, the wiping cloth 30 can more easily clear away the glue material attached on the needle 60, and the glue substances are attached to the surface of the needle head 60, so that the aim of removing glue on the surface of the needle head 60 is fulfilled better.
the wiping cloth 30 may be a dust-free cloth, or other wiping and cleaning materials commonly used by those skilled in the art, and is not limited herein.
In the embodiment, the clamping head 20 is used for clamping the wiping cloth 30, the clamping head 20 has the function of clamping or loosening the wiping cloth 30, the distance between the wiping cloth 30 and the needle 60 can be controlled according to requirements through the clamping head 20, when the needle 60 needs to be cleaned by using the wiping cloth 30, the clamping head 20 is controlled to clamp the wiping cloth 30 when the needle 60 is in contact with the wiping cloth 30, so that the wiping cloth 30 is attached to the needle 60, a certain contact area and enough force are ensured between the wiping cloth 30 and the needle 60, so that the glue substances on the needle 60 can be completely cleaned, and after the cleaning is finished, the clamping head 20 loosens the wiping cloth 30, so that the wiping cloth 30 is separated from the needle 60, so that the needle 60 returns to the working area of the clamping head 20.
when the wiping operation is performed to move the wiping cloth 30, the needle cleaning device 1 further includes a pulling member 40, and the pulling member 40 is connected to the wiping cloth 30. The wiping cloth 30 is driven by the pulling component 40 to move according to a preset motion track, namely when the needle 60 is in contact with the wiping cloth 30 and is clamped by the chuck 20, the pulling component 40 drives the wiping cloth 30, and the wiping cloth 30 moves on the needle 60 relative to the needle 60, so that the wiping cloth 30 performs a wiping action on the surface of the needle 60, and the accumulated glue on the surface of the needle 60 is removed by simulating the action of manual wiping.
in order to make the wiping action be repeated, in this embodiment, the reset assembly 50 is connected to the edge region of the wiping cloth 30, the reset assembly 50 is used for resetting the wiping cloth 30, specifically, in an initial state, the wiping cloth 30 is in its initial position, when the needle 60 is operated for a period of time, a large amount of residual glue is accumulated on the surface of the needle 60, and when the needle 60 needs to be cleaned, the needle 60 moves from its working region to the region where the needle cleaning device 1 is located, the needle 60 stops after moving to a preset position, the wiping cloth 30 wraps and is clamped by the chuck 20 from both sides of the needle 60 under the action of the chuck 20, at this time, the pulling assembly 40 drives the wiping cloth 30 to move to clean the glue on the needle 60, after the cleaning is completed, the needle 60 returns to its working region, and the wiping cloth 30 is under the action of the pulling device, the wiping cloth 30 is moved again by the reset component 50 from the edge area of the wiping cloth 30 until the wiping cloth 30 returns to the initial position and waits for the next wiping work.
It should be noted that, in the prior art, as shown in fig. 2, 3 and 4, the needle 60 performs the work of spraying sealant in its working area, which is inevitable during the work process, sealant may adhere to the surface of the needle 60 due to its own viscosity, and the sealant on the surface of the needle 60 may accumulate continuously after a long-time continuous work, which may affect the gluing work of the needle 60, when the sealant adhering to the surface of the needle 60 exceeds the bearing capacity of the needle 60, a part of the sealant may drip from the needle 60, which may cause the sealant on the coated surface to thicken and become uneven, which may seriously affect the quality of the panel, and when manually cleaning, the workload may be too large due to too many needles 60, and meanwhile, manual labor may affect the automation degree of the whole device and the utilization rate of the device, and when cleaning accumulated sealant with the sponge, the sponge is fixed, and the needle 60 works for a certain time, the needle 60 is inserted into the sponge, accumulated glue is removed by means of relative friction motion between the sponge and the needle 60, but the adhesive on the needle 60 is frame glue, the frame glue has viscosity, when the needle 60 is inserted into the sponge, the needle is inserted into the sponge from the upper side of the sponge, in the process of inserting the sponge, the adhesive on the surface of the needle 60 can move from the part, which is firstly contacted with the sponge, at the bottom end of the needle 60 to the upper end of the needle 60 under the action of the sponge, and it can be understood that the adhesive on the needle 60 is extruded by the sponge and moves towards the upper area of the needle 60, which is not contacted with the sponge, so that the adhesive on the needle 60 can be removed incompletely, a large amount of frame glue is concentrated on the upper part of the needle 60, only the part, which is close to the needle point, of the needle 60 can be removed in each cleaning.
In this embodiment, when the needle head cleaning device 1 cleans the needle head 60, the wiping cloth 30 is clamped by the clamp after contacting with the needle head 60, so that the wiping cloth 30 completely wraps and covers the part of the frame adhesive attached to the needle head 60, and the wiping surface completely contacts with the adhesive accumulation area of the needle head 60, and then moves relative to the needle head 60 under the action of the traction assembly 40, and the wiping surface of the wiping cloth 30 is tightly attached to the needle head 60 under the clamping condition of the clamp, so that the cleaning effect is ensured, the heavy workload of manual operation is avoided, and meanwhile, compared with the cleaning using sponge, when the frame adhesive is cleaned by the clamping device 30, the clamping force in the horizontal direction is provided, and the cleaning effect is greatly improved.
alternatively, in this embodiment, as shown in fig. 5, in order to clamp the wiping cloth 30 on the surface of the needle 60, the chuck 20 may specifically include a first driving unit 22 and two oppositely disposed clamping portions 21, the chuck 20 is in a shape of clamping plates capable of clamping each other, the clamping portions 21 correspond to the two clamping plates, the bottom ends of the clamping portions 21 are connected to the first driving unit 22, the top ends of the clamping portions 21 are separated from each other and are in an open shape, a receiving space into which the needle 60 can extend is formed in the middle of the clamping portions 21, the needle 60 can extend into the receiving space from the opening at the top end of the clamping portions 21, the wiping cloth 30 is disposed in the receiving space, the first driving unit 22 can control the clamping portions 21 to approach each other, at this time, the opening between the clamping portions 21 is folded, the clamping portions 21 clamp the needle 60 together with the wiping cloth 30, the first driving unit 22 can also control the clamping portions 21 to move away from each other, the opening between the grips 21 is now reopened to facilitate the removal of the needle 60 from the receiving space.
the first driving unit 22 may be a motor, a cylinder, or a driving element commonly used by those skilled in the art.
Optionally, in this embodiment, the clamping portion 21 is a flexible member, since the clamping portion 21 is to contact with the wiping cloth 30 on one hand and the needle 60 through the wiping cloth 30 on the other hand, and the wiping cloth 30 itself is made of a flexible material, although the needle 60 is not made of a flexible material, the strength of the needle 60 itself is not high, when the clamping portion 21 contacts with the needle 60, the clamping portion will be clamped from both sides of the needle 60 and make rigid contact with the needle 60, so as to avoid damage to the needle 60 and the wiping cloth 30, the clamping portion 21 is made of a flexible material, and thus the needle 60 and the wiping cloth 30 are protected.
Meanwhile, one side of the clamping part 21 facing the needle 60 is provided with a convex arc surface, when the clamping parts 21 on two sides of the needle 60 move relatively and the clamping part 21 is clamped in the middle, because the part of the clamping part 21 contacting the needle 60 is the convex arc surface and not a plane, the clamping part 21 can be ensured to completely wrap the needle 60, and then the accumulated glue on the needle 60 can be completely removed through the relative movement between the wiping cloth 30 and the needle 60, if the clamping part 21 is of a plane structure, when the clamping part 21 clamps the needle, a certain gap can exist in the contact between the planes, the needle 60 cannot be completely covered and wrapped, and the contact between the arc surfaces can improve the removal efficiency of the accumulated glue on the needle 60.
The clamping portion 21 may be made of a material, such as sponge, silicon gel, etc., which has a certain flexibility and can support the wiping cloth 30.
alternatively, in the embodiment, the pulling assembly 40 is used for driving the wiping cloth 30 to move, the pulling assembly 40 is composed of a second driving unit 41, a pulling roller 43 and a connector 42, wherein the pulling roller 43 is arranged on the wiping surface of the wiping cloth 30, the second driving unit 41 is arranged outside the connecting surface of the wiping cloth 30, the connector 42 is arranged outside the pulling roller 43, one end of the pulling roller 43 is connected to the connector 42, the connector 42 connects the second driving unit 41 and the pulling roller 43 together, the second driving unit 41 can provide power for driving the connector 42 to extend or contract in the vertical direction with the second driving unit 41 as a base point, it can be understood that the connector 42 can freely move in the vertical direction, the connector 42 is in the initial position when moving, then moves towards the second driving unit 41, namely, the connector 42 moves downwards, after the connecting piece 42 is moved to the preset position, the connecting piece 42 is moved upwards to return to the initial position, and in the moving process of the connecting piece 42, because one end of the connecting piece 42 is connected with the pulling roll 43, the connecting piece 42 drives the pulling roll 43 to move together in the vertical direction, and the pulling roll 43 is pressed above the wiping cloth 30, so that the wiping cloth 30 is driven to move together in the vertical direction.
it should be noted that, in the present embodiment, the wiping cloths 30 themselves have a certain length, one section of the wiping cloth 30 is sandwiched between the two sides by the clamping portion 21, the rest of the wiping cloth 30 extends outward from the two sides of the clamping portion 21, the length of the wiping cloth 30 sandwiched between the clamping portion 21 is much longer than the length of the clamping portion 21, which causes the excess portion of the wiping cloth 30 to hang down along the bottom end of the clamping portion 21, the wiping cloth 30 which extends downward from the bottom end of the clamping portion 21 is connected with the pulling roller 43, the pulling roller 43 is located on the wiping surface of the upper surface of the wiping cloth 30, when the connecting member 42 moves downward, the pulling roller 43 is forced to press the wiping cloth 30 downward from above the wiping cloth 30, or the connecting member 42 pulls the wiping cloth 30 downward from below the wiping cloth 30, in short, the wiping cloth 30 is forced to move downward together with the connecting member 42, when the connecting piece 42 moves downwards, the clamping part 21 clamps the needle 60, the wiping cloth 30 located in the middle of the clamping part 21 wraps the needle 60 and is tightly attached to the glue deposition area, at this time, the connecting piece 42 moves and drives the wiping cloth 30 to move downwards, the position of the needle 60 is fixed, and the downward movement of the wiping cloth 30 can achieve the effect of wiping the needle 60, so that the residual glue adhered to the needle 60 is removed.
Optionally, in this embodiment, the axial direction of the pulling roll 43 is parallel to the direction in which the wiping cloth 30 is disposed, the wiping cloth 30 is horizontally disposed on the main body 10, the main body 10 has a receiving cavity 11 for avoiding the movement of the needle 60, the main body 10 is not in a planar structure, the main body 10 has a receiving cavity 11 recessed downward, at least a portion of the pulling assembly 40 is located in the receiving cavity 11, the second driving unit 41 of the pulling assembly 40 is located at the bottom of the receiving cavity 11, since the connecting member 42 and the pulling roll 43 of the pulling assembly 40 are driven by the second driving unit 41 to move in the vertical direction, that is, the connecting member and the pulling roll 43 move in the receiving cavity 11, during the movement, a portion of the connecting member 42 and the pulling roll 43 is disengaged from the receiving cavity 11 and moves to the outside of the receiving cavity 11, and therefore, a portion of the pulling assembly 40 is located in the receiving cavity 11, the receiving chamber 11 is used to ensure a space for the connecting rod, the pulling roller 43 and the wiping cloth 30 to move in the vertical direction.
Optionally, in this embodiment, the pulling assembly 40 further includes other functions, the pulling assembly 40 is connected to the wiping cloth 30, wherein the pulling roller 43 is located on the wiping surface of the wiping cloth 30, the pulling assembly 40 clamps the wiping cloth 30 in the middle, the volume of the needle 60 is attached to the wiping cloth 30, when the wiping cloth 30 is used repeatedly for a period of time, the cleaning effect of the wiping cloth 30 and the deposited gel effect are affected, at this time, the portion with the deposited gel should be replaced, the portion without the deposited gel is used to wrap the needle 60, at this time, when the cartridge 20 does not clamp the needle 60, the pulling roller 43 is used to move downwards for a certain distance, the portion with the deposited gel 60 is moved downwards, the portion without the deposited gel is moved to between the cartridges 20, and the needle 60 is used to wrap the clean wiping cloth, the cleaning effect of the wiping cloth 30 on the needle 60 is ensured.
Alternatively, in this embodiment, the chuck 20 is located outside the accommodating chamber 11, the clamping portions 21 are respectively located at two sides of the opening of the accommodating chamber 11, the first driving unit 22 is also divided into two parts and respectively connected with the corresponding clamping portions 21, when the first driving unit 22 drives the clamping portions 21 to move close to each other, the clamping portions 21 move from two sides of the accommodating chamber 11 toward the opening of the accommodating chamber 11, the clamping position of the clamping portions 21 is located right above the opening of the accommodating chamber 11, when the needle 60 is mainly cleaned, the needle 60 moves to above the opening of the accommodating chamber 11 and is fixed, the clamping portions 21 located outside the accommodating chamber 11 respectively clamp the needle 60 from two sides, when clamping is performed, the top area of the wiping cloth 30 located in the middle of the clamping portions 21 directly contacts with the needle 60, and the bottom area of the wiping cloth 30 is connected with the second driving unit 41 through the pulling roller 43 and the connecting member 42, when wiping the needle 60 is started, the wiping cloth 30 is pressed downwards by the pulling roller 43 under the action of the connecting piece 42 and moves towards the accommodating cavity 11 until the needle 60 is completely wiped from the top to the bottom, the clamping part 21 is released, the needle 60 returns to the working area of the needle 60, and at the moment, the pulling roller 43 positioned in the accommodating cavity 11 is lifted from the accommodating cavity 11 under the action of the connecting piece 42 and returns to the opening of the accommodating cavity 11 again to wait for being driven by the connecting piece 42 again.
Here, the second driving unit 41 may be a driving element such as a motor or a cylinder, similar to the first driving unit 22.
Alternatively, in this embodiment, the reset unit 50 is composed of two reset units, the reset unit is similar to the clamping portion 21, the reset unit is divided into two parts and is respectively located at two sides of the area where the accommodating cavity 11 is located, the reset unit and the clamping portion 21 are located at the same horizontal plane, the reset unit is connected with the edge area of the wiping cloth 30, compared with the pulling unit 40, the reset unit is located at a position farther away from the area where the accommodating cavity 11 is located, the reset unit is located relative to two sides of the wiping cloth 30, the wiping cloth 30 is pulled from two sides of the wiping cloth 30, compared with other parts, the reset unit is connected at the outermost side of two ends of the wiping cloth 30, the reset unit pulls the wiping cloth 30 from two ends of the wiping cloth 30, the wiping cloth 30 is composed of a cloth part with a certain length, after one cleaning of the needle 60, the pulling roller 43 is driven by the connecting member 42 to return to the initial position, although the wiping cloth 30 moves along with the connecting piece 42, the connecting point between the connecting piece 42 and the wiping cloth 30 is small, the connecting piece between the wiping cloth 30 and the connecting piece 42 is not rigid, the wiping cloth 30 is long and the flexible material has certain extensibility, and the flexible material cannot be restored to the initial position under the action of the connecting piece 42, so the wiping cloth 30 is stretched from two sides of the wiping cloth 30 through the restoring unit, and the self moves and is forced to be restored to the initial position.
optionally, in the embodiment, the resetting unit includes a third driving unit 51 and a sliding member 52, the sliding member 52 can slide relative to the main body 10, the sliding member 52 clamps the edge region of the wiping cloth 30, when the wiping cloth 30 needs to be reset, the third driving unit 51 drives the sliding member 52 to move on the main body 10, and the sliding members 52 on both sides of the main body 10 move in a direction away from the accommodating cavity 11, so as to achieve the purpose of tightening the wiping cloth 30 to reset.
optionally, in this embodiment, the main body 10 is a rotatable member, the rotation axis of the main body 10 coincides with the axial direction of the needle 60, and the main body 10 can perform one or more rotations. During the rotation, the main body 10 drives the pulling assembly 40, the chuck 20, the wiping cloth 30 and the reset assembly 50 arranged thereon to rotate together, so that the wiping cloth 30 also rotates relative to the needle 60, thereby further clarifying the glue deposition on the needle 60. The main body 10 can be matched with the needle 60 in a rotating manner, so that when the needle 60 moves from a working area to the needle cleaning device 1, the main body 10 is matched with the needle 60 to rotate, so that the opening of the accommodating cavity 11 in the main body 10 always faces to a pointed position of a needle tip in the needle 60, the clamping heads 20 can be always positioned on two sides of the needle 60, the needle 60 can be clamped conveniently by the clamping parts 21, and the effect of removing glue accumulated on the needle 60 is ensured.
Illustratively, in this embodiment, as shown in fig. 6, after the needle 60 is used for a period of time, the needle 60 moves from its working area to the area where the needle 60 is located for cleaning the device, at this time, the main body 10 rotates according to the position of the needle 60, so that the needle 60 is located in the middle of the clamping portion 21, the first driving unit 22 drives the clamping portion 21 to clamp towards the needle 60, the wiping cloth 30 in the middle of the clamping portion 21 completely wraps and clings the glue deposition area of the needle 60, and the first driving unit 22 keeps the clamping portion 21 in a state of clamping the needle 60, at this time, the second driving unit 41 drives the connecting member 42 to move, the connecting member 42 drives the pulling roller 43 and the wiping cloth 30 to move downwards, the wiping cloth 30 and the needle 60 are relatively displaced during the movement, so as to wipe the glue adhered to the needle 60 onto the wiping cloth 30, the first driving unit 22 drives the clamping portion 21 to separate from each other, the needle 60 is separated from the wiping cloth 30, the needle 60 is in the working area of the needle 60, the second driving unit 41 drives the connecting piece 42 to drive the pulling roller 43 to reset, the third driving unit 51 drives the wiping cloth 30 to reset, the cleaning device of the needle 60 is restored to the initial state, meanwhile, the pulling roller 43 moves downwards for a short distance to move the clean wiping surface in the wiping cloth 30 to the position between the chucks 20, the next cleaning work is waited, and the working process is repeated.
The pulling assembly 40 and the reset assembly are relatively fixed relative to the main body 10, the wiping cloth 30 has a wiping surface and a connecting surface, the wiping surface is used for contacting with the region of the surface of the needle 60 attached with the frame glue, the chuck 20 is used for clamping the wiping cloth 30 and driving the wiping cloth 30 to clamp the needle 60, so that the wiping surface wraps and clings to the region of the surface of the needle 60 attached with the frame glue, the pulling device is connected with the connecting surface of the wiping cloth 30, the pulling device is used for driving the wiping cloth 30 to move when the needle 60 is clamped by the wiping cloth 30, so that the wiping surface and the surface of the needle 60 move relatively to clear the frame glue accumulated on the surface of the needle 60, the reset assembly 50 is connected with the edge region of the wiping cloth 30, the reset assembly 50 is used for resetting the wiping cloth 30 to the initial position after the needle 60 is cleared by the wiping cloth 30, and the purpose of automatically and completely clearing the, the technical problems that the needle 60 is difficult to remove the accumulated glue and the removing effect is poor in the prior art are solved, the coating process of the panel is perfected, the time for readjusting the equipment due to the accumulated glue of the needle 60 is shortened, and the utilization rate of the equipment is improved.
The embodiment provides a needle cleaning device 1 for removing frame glue attached to the surface of a needle 60, which comprises a main body 10, a clamping head 20, a pulling assembly 40 and a resetting assembly 50, wherein the clamping head 20 is used for clamping a wiping cloth 30 and driving the wiping cloth 30 to clamp the needle 60, so that the wiping cloth 30 wraps and clings to the area of the surface of the needle 60, the pulling assembly 40 is relatively fixed with the main body 10, the pulling assembly 40 is connected with the wiping cloth 30, the pulling assembly 40 is used for driving the wiping cloth 30 to move when the wiping cloth 30 clamps the needle 60, so that the wiping surface and the surface of the needle 60 relatively move, the frame glue accumulated on the surface of the needle 60 is removed, the resetting assembly 50 is relatively slidably arranged with the main body 10, the resetting assembly 50 is connected with the edge area of the wiping cloth 60, the resetting assembly 50 is used for resetting the wiping cloth 30 to an initial position after the needle 60 is cleaned by the wiping cloth 30, the purpose of automatically and completely cleaning the accumulated glue of the needle head 60 is achieved, the technical problems that in the prior art, the accumulated glue of the needle head 60 is difficult to clean and the cleaning effect is poor are solved, the coating process of the panel is perfected, the time for readjusting the equipment caused by the accumulated glue of the needle head 60 is shortened, and the utilization rate of the equipment is improved.
in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. A needle cleaning device is characterized by comprising a main body, a chuck, a traction assembly and a reset assembly, wherein the traction assembly and the main body are relatively fixed, and the reset assembly and the main body are relatively slidably arranged;
The clamping head is used for clamping a wiping cloth and clamping the wiping cloth to the outer surface of the needle head, the pulling assembly is connected with the wiping cloth, the pulling assembly is used for pulling the wiping cloth to move, so that the wiping cloth moves relative to the needle head when the wiping cloth wraps the needle head, and the wiping cloth has a wiping surface and a connecting surface which are oppositely arranged, and the wiping surface is used for wrapping the outer surface of the needle head;
the resetting component is connected with the edge area of the wiping cloth and is used for resetting the wiping cloth after the wiping cloth is wiped.
2. A needle cleaning device according to claim 1, characterised in that the cartridge comprises a first drive unit and two oppositely arranged gripping portions, between which a receiving space is formed into which the needle extends; the first driving unit is connected with the two clamping parts and is used for driving the two clamping parts to mutually approach to clamp the needle head or to mutually separate from the needle head to loosen the needle head.
3. A needle cleaning device according to claim 2, characterised in that the grip portion is a flexible member and that the side of the grip portion facing the needle is provided with a radius.
4. A needle cleaning device according to any one of claims 1 to 3, characterised in that the retraction assembly comprises: carry over pinch rolls, connecting piece and second drive unit, the carry over pinch rolls set up in wiping cloth wipes the face, second drive unit is located wiping cloth's the face outside of connecting, the connecting piece connect in the carry over pinch rolls with between the second drive unit, be used for drive under second drive unit's the drive the carry over pinch rolls removes, so that the carry over pinch rolls pulls wiping cloth removes.
5. a needle cleaning apparatus according to claim 4, wherein the axis of the pull roller is parallel to the direction of the wipe, and the pull roller is moved in a direction away from the needle.
6. A needle cleaning apparatus according to claim 4, characterised in that the body has a housing chamber for the escape of the needle, at least part of the structure in the retraction assembly being located within the housing chamber.
7. a needle cleaning device according to any one of claims 1 to 3, characterised in that the reset assembly comprises two reset units respectively arranged at opposite ends of the wiping cloth, the reset units being connected to edge regions of the wiping cloth for stretching the wiping cloth to reset the wiping cloth after wiping.
8. A needle cleaning device according to claim 7, characterized in that the resetting unit comprises a third drive unit and a slider which is slidable relative to the body, an edge region of the wiping cloth being connected with the slider, the third drive unit being connected with the slider and being adapted to drive the slider to slide outside the edge region of the wiping cloth for stretching the wiping cloth.
9. a needle cleaning device according to claim 8, characterised in that the edge region of the wipe and the slides are relatively fixed and the two slides can slide at different distances relative to the needle.
10. A needle cleaning device according to any one of claims 1 to 3, characterised in that the body is a rotatable member and the axis of rotation of the body and the axial direction of the needle coincide.
CN201910937005.XA 2019-09-29 2019-09-29 needle head cleaning device Pending CN110560330A (en)

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CN111790649A (en) * 2020-07-17 2020-10-20 四川国软科技发展有限责任公司 Bearing cleaning device and bearing cleaning system
CN113102175A (en) * 2021-03-24 2021-07-13 深圳市世宗自动化设备有限公司 Device for wiping residual glue on needle head

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CN210753527U (en) * 2019-09-29 2020-06-16 成都中电熊猫显示科技有限公司 Needle head cleaning device

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CN103480591A (en) * 2013-09-10 2014-01-01 深圳市华星光电技术有限公司 Needle head cleaning device and frame rubber coating machine with same
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CN113102175B (en) * 2021-03-24 2024-05-28 深圳市世宗自动化设备有限公司 Needle residual glue erasing device

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