CN217797594U - Dispensing head cleaning device - Google Patents

Abstract

The utility model discloses a first cleaning device is glued to point includes: the injection liquid feeding device is provided with a connecting pipe at one end, and the connecting pipe is communicated with the inside of the injection liquid feeding device; one end of the hollow rod body is directly or indirectly communicated with the connecting pipe, a plurality of flow guide holes with included angles with the radial direction of the hollow rod body are formed in the side wall of the hollow rod body, and the inclined directions of the flow guide holes are consistent; the needle head is arranged at the other end of the hollow rod body; a support structure, the support structure comprising: a supporting base; the two support frames are in one group and are not less than one group, and the two support frames in each group are symmetrically arranged on the support seat; the support ring, the support ring is installed between two support frames that the symmetry set up in a set of, and this device can clear up simultaneously and glue first delivery port department and glue first inner wall with some, need not the substep and washs, and convenient and fast does benefit to the use, can also glue first stable fixation on bearing structure with some, and convenient follow-up washing of gluing the head.

Description

Dispensing head cleaning device

Technical Field

The utility model relates to a cleaning device technical field, concretely relates to head cleaning device is glued to point.

Background

When a chip is packaged, especially when the chip is fixed on a substrate, a solder paste (solder) or a fixing adhesive (silver adhesive or conductive adhesive) needs to be coated on the substrate, and both the solder paste and the fixing adhesive are dripped on the substrate through a dispensing head.

After the dispensing head is used each time, solder paste or fixed glue is remained in the dispensing head, the residual large-particle waste residues at the glue outlet of the dispensing head and the partial residual waste residues adhered to the inner wall of the dispensing head need to be cleaned, so that the dispensing head can be continuously used next time.

However, the existing cleaning mode is adopted, so that large-particle waste residues left at the glue outlet of the dispensing head and part of waste residues adhered to the inner wall of the dispensing head cannot be cleaned at one time, and the dispensing head needs to be cleaned step by step, and is inconvenient and rapid; in addition, when the cleaning is carried out by the existing cleaning mode, a device for stably fixing the dispensing head is not provided, the dispensing head is directly held by a hand to be cleaned, and the dispensing head is inconvenient to clean due to small size.

Therefore, it is necessary to provide a dispensing head cleaning device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a first cleaning device is glued to point solves following technical problem:

(1) The residual large-particle waste residues at the glue outlet of the glue dispensing head and the residues on the inner wall can be cleaned simultaneously without cleaning step by step.

(2) The dispensing head can be stably fixed, the dispensing head does not need to be held by hands for cleaning, the subsequent cleaning of the dispensing head is facilitated, and the use is facilitated.

The purpose of the utility model can be realized by the following technical proposal:

a dispensing head cleaning device comprising:

the injection liquid feeding device is provided with a connecting pipe at one end, and the connecting pipe is communicated with the inside of the injection liquid feeding device;

one end of the hollow rod body is communicated with the connecting pipe, a plurality of flow guide holes with included angles with the radial direction of the hollow rod body are formed in the side wall of the hollow rod body, and the inclined directions of the flow guide holes are consistent;

the needle head is arranged at the other end of the hollow rod body;

a support structure, the support structure comprising:

a supporting seat;

the two support frames are in one group and are not less than one group, and the two support frames in each group are symmetrically arranged on the support seat;

the support ring is arranged between the two support frames which are symmetrically arranged in one group.

As the preferred scheme of the utility model: the injection administration set further comprises:

the hollow cylinder can contain cleaning fluid;

the piston rod is arranged in the hollow cylinder in a sliding manner;

the rubber plug is sleeved at one end, close to the connecting pipe, of the piston rod, and the piston rod sleeved with the rubber plug can slide in the hollow cylinder and extrude the cleaning solution to be discharged from the connecting pipe.

As the preferred scheme of the utility model: one end of the hollow rod body, which is far away from the needle head, is directly communicated with the connecting pipe, which is far away from the injection liquid feeding device.

As the preferred scheme of the utility model: the end of the connecting pipe far away from the injection liquid feeding device is connected with a straight-through type rotary joint, the end of the hollow rod body far away from the needle head is communicated with the end of the straight-through type rotary joint far away from the connecting pipe, and the straight-through type rotary joint can be driven to rotate by the rotational flow generated by the liquid flowing out of the flow guide hole and the rotating hollow rod body.

As the preferred scheme of the utility model: the through type rotary joint further comprises:

the driving motor is arranged on the wall surface of the injection liquid feeding device, and the output end of the driving motor is connected with an output shaft;

a gear; the gear is arranged at one end, far away from the driving motor, of the output shaft, a tooth groove is formed in the side wall of the straight-through type rotary joint, and the gear is meshed with the tooth groove.

As the preferred scheme of the utility model: the support ring comprises two semi-rings, the semi-ring with be provided with scalable adjustment structure between the support frame.

As the preferred scheme of the utility model: the support structure further comprises:

the waste liquid storage container is detachably arranged on the supporting seat and is positioned right below the supporting ring;

the suspension bracket is arranged on the supporting seat, and the injection liquid feeding device can be suspended on the suspension bracket;

the placing box is arranged on the supporting seat, and the hollow rod body and the needle head can be placed in the placing box.

As the preferred scheme of the utility model: the cavity body of rod is kept away from the one end periphery of syringe needle sets up and is no less than a sealing washer, the sealing washer is ensured to connect the effectual sealing in position, prevents that the cleaning solution from connecting the position and discharging.

As the preferred scheme of the utility model: the inner side of the support ring is bonded with a flexible pad.

The utility model has the advantages that:

1. the utility model relates to a cleaning device for dispensing heads; the needle head is arranged at one end of the hollow rod body, and the side wall of the hollow rod body is provided with the plurality of flow guide holes, so that when the needle head pokes out large-particle waste residues remained at the glue outlet of the dispensing head, the cleaning liquid discharges and cleans the residues on the inner wall of the dispensing head from the flow guide holes, step-by-step cleaning is not needed, and the cleaning device is convenient and quick and is beneficial to use; through setting up rotary joint and CD-ROM drive motor, CD-ROM drive motor can drive rotary joint and rotate, and rotary joint can drive the cavity body of rod and in the dispensing head internal rotation, uses manpower sparingly, reaches better whole cleaning performance.

2. The utility model relates to a cleaning device for a dispensing head; through setting up bearing structure, can be with the head stable fixation of gluing in the supporting ring, when gluing the head and wasing, need not to hold the head of gluing, convenient follow-up gluing the washing of head, through set up waste liquid storage container, mounted frame and place the box on the supporting seat, waste liquid storage container can collect the waste water that produces in the cleaning process, and the mounted frame can be used to hang the injection and give the liquid device, places the box and can be used to place the cavity body of rod, improves the practicality of this device.

Drawings

The present invention will be further explained with reference to the accompanying drawings.

FIG. 1 is a schematic view of a prior art dispensing head;

FIG. 2 is a schematic sectional view of the hollow rod body of the present invention;

FIG. 3 is a schematic top sectional view of a hollow pole body according to the present invention;

FIG. 4 is a schematic sectional front view of the hollow rod of the present invention directly connected to an injection administration device;

fig. 5 is a schematic sectional front view of the hollow rod body of the present invention connected to the injection device through a rotary structure;

figure 6 is a schematic sectional front view of the present invention shown in figure 5 with the drive motor installed;

fig. 7 is an enlarged view of a portion a of fig. 6 according to the present invention;

fig. 8 is a schematic front sectional view of the support structure of the present invention;

fig. 9 is a schematic top view of the support structure of the present invention.

In the figure: the injection device comprises a 1 injection liquid feeding device, a 2 hollow rod body, a 3 needle, a 4 supporting structure, a 5 straight-through type rotary joint, a 6 sealing ring, a 7 flexible cushion, a 101 piston rod, a 102 hollow cylinder, a 103 rubber plug, a 104 connecting pipe, a 201 diversion hole, a 401 supporting seat, a 402 supporting frame, a 403 supporting ring, a 404 adjusting structure, a 405 suspension bracket, a 406 waste liquid storage container, a 407 placing box, a 501 universal ball, a 502 driving motor, a 503 output shaft and 504 gears.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 2-9, a dispensing head cleaning device includes:

an injection administration set 1, said injection administration set 1 comprising: an empty cylinder 102, wherein the inside of the empty cylinder 102 contains cleaning liquid; a piston rod 101, wherein the piston rod 101 is arranged in the hollow cylinder 102; the rubber plug 103 is sleeved at the end part of the piston rod 101 positioned in the hollow cylinder 102, and the piston rod 101 sleeved with the rubber plug 103 can slide in the hollow cylinder 102; the connecting pipe 104 is arranged at one end of the injection liquid feeding device 1, the connecting pipe 104 is communicated with the interior of the injection liquid feeding device 1, and the cleaning liquid in the injection liquid feeding device 1 can be extruded and discharged from the connecting pipe 104 by pushing the piston rod 101;

the cleaning fluid injection device comprises a hollow rod body 2, one end of the hollow rod body 2 is directly or indirectly connected with one end, far away from an injection liquid feeding device 1, of a connecting pipe 104, no matter the hollow rod body 2 is directly communicated with the connecting pipe 104 or indirectly connected with the connecting pipe 104, cleaning fluid in the injection liquid feeding device 1 can enter the hollow rod body 2 through the connecting pipe 104, a plurality of flow guide holes 201 with certain included angles are formed in the side wall of the hollow rod body 2, the included angles are 30-40 degrees and the included angles are consistent in direction, the flow guide holes 201 transversely penetrate through the side wall of the hollow rod body 2, cleaning fluid in the hollow rod body 2 can flow out of the flow guide holes 201, and in the process of flowing out of the cleaning fluid, the flow guide holes 201 are arranged with certain included angles, so that rotational flow can be formed in a dispensing head, the interior of the dispensing head is washed and cleaned by rotational flow, and the interior residual waste residues are cleaned;

the needle head 3 is arranged at the other end of the hollow rod body 2, the needle head 3 is in a pointed cone shape, and the needle head 3 can be inserted into a glue outlet of the glue dispensing head to push out large residues at the glue outlet;

a support structure 4, said support structure 4 comprising: the supporting seat 401, the supporting seat 401 can make the supporting structure 4 stably placed on the machine table, the tabletop, etc.; two of the support frames 402 are in one group, and are not less than one group, and the two support frames 402 in each group are symmetrically arranged on the support seat 401; and the support ring 403 is arranged between the two symmetrical support frames 402, and during cleaning, the dispensing head is placed on the inner side of the support ring 403, so that the dispensing head can be stably fixed, and subsequent cleaning is facilitated.

Refer to fig. 4, as the utility model discloses an embodiment, the one end and the connecting pipe 104 that the syringe needle 3 was kept away from to the cavity body of rod 2 are direct to be linked together, the washing liquid directly flows into the cavity body of rod 2 from connecting pipe 104, and ensure that the junction of the cavity body of rod 2 and connecting pipe 104 is sealed, prevent that the cleaning liquid from overflowing from the connection position, when specifically using, insert the play jiao kou position of some head with syringe needle 3, release out the bold residue of jiao kou department, then continue to promote the cavity body of rod 2, make the cavity body of rod 2 be in the inboard of a jiao kou, then promote piston rod 101 and can let in the washing liquid in the cavity body of rod 2, utilize the clean remaining waste residue of cleaning liquid.

Referring to fig. 5-7, as an embodiment of the present invention, the liquid outlet end of the connecting pipe 104 is connected to the through type rotary joint 5, the cleaning liquid can flow into the through type rotary joint 5 from the connecting pipe 104, the casing of the through type rotary joint 5 is funnel-shaped, the inner wall of the upper end of the funnel-shaped casing is provided with a plurality of universal balls 501, when being clamped with the connecting pipe 104, the plurality of universal balls 501 are in contact with the wall surface of the connecting pipe 104, the through type rotary joint 5 can rotate on the connecting pipe 104 under the external force, the through type rotary joint 5 is further communicated with the end of the hollow rod 2 far away from the needle head 3, the through type rotary joint 5 can rotate to drive the hollow rod 2 to rotate, when in specific use, the cleaning liquid flowing out from the diversion hole 201 forms a rotational flow in the dispensing head, the rotational flow acts on the inner wall of the dispensing head to generate a partial recoil force, the recoil force drives the through type rotary joint 5 to rotate, the hollow rod 2 to rotate, so that the generated uniform, each part inside the dispensing head can be washed away, thereby realizing the all-directional cleaning effect, and obtaining a better cleaning effect, and also using the rotational external force, and achieving the same external force effect.

Referring to fig. 6 and 7, as an embodiment of the present invention, the straight-through rotary joint 5 one side is further provided with: a driving motor 502, wherein the driving motor 502 is mounted on the wall surface of the injection liquid feeding device 1, and the output end of the driving motor 502 is connected with an output shaft 503; gear 504, gear 504 sets up in the one end that output shaft 503 keeps away from driving motor 502, gear 504 meshes with gear (not shown in the figure) on the through-type rotary joint 5 outer wall, the operation through driving motor 502 drives output shaft 503 and rotates, output shaft 503 drives gear 504 and rotates, and then drive through-type rotary joint 5 and the rotation of the cavity body of rod 2, the rotation of the cavity body of rod 2 of realization more convenient, and then reach better cleaning effect, it should be understood, the rotatory direction of motor drive is unanimous with the rotatory direction of whirl washing liquid promotion body of rod, to driving motor 502's drive, the accessible sets up button switch's mode and opens and close driving motor, its mode such as power supply adopts conventional mode to solve, no longer describe herein.

Referring to fig. 8 and 9, as an embodiment of the present invention, the support ring 403 is composed of two half rings, and the telescopic adjusting structure 404 is provided between the half rings and the support frame 402, and the adjusting structure 404 can be a cylinder or other prior art, and the telescopic adjusting structure 404 can adjust the distance between the two half rings, and can adjust the size of the support range according to the requirement, and then can satisfy the fixation of the dispensing head of multiple models, so that the application range of the device is wider.

Referring to fig. 8 and 9, as an embodiment of the present invention, the supporting structure 4 is further provided with: a waste liquid storage container 406, wherein the waste liquid storage container 406 is detachably mounted on the support base 401 and is positioned right below the support ring 403, and the waste liquid storage container 406 can collect waste liquid generated in cleaning; a suspension bracket 405, wherein the suspension bracket 405 is arranged on the supporting seat 401, and the injection liquid feeding device 1 can be suspended on the suspension bracket 405; place box 407, place box 407 setting on supporting seat 401, the cavity body of rod 2 and syringe needle 3 can be placed in placing box 407, strengthens the practicality and the functionality of this device.

Referring to fig. 4-7, as an embodiment of the present invention, the periphery of the end of the hollow rod 2 away from the needle 3 is provided with at least one sealing ring 6, so that in the using process, the effective sealing of the connecting part of the hollow rod 2 can be ensured, the cleaning solution can be prevented from being discharged from the connecting part, and the sealing ring 6 can be made of silica gel.

Referring to fig. 8, as the utility model discloses an implementation mode, the support ring 403 inboard bonds and has flexible pad 7, after putting into the dispensing head, flexible pad 7 can produce the part and warp, increases the compactness of gluing the head contact with the dispensing, and then makes the dispensing head fixed more stable, avoids the in-process dispensing head rotatory washing to remove.

The utility model discloses a theory of operation:

referring to the attached drawings of the specification, when the utility model is used, the supporting structure 4 is stably placed on a machine table, a table top and the like, a dispensing head to be cleaned is placed on the inner side of the supporting ring 403, the dispensing head is stably fixed at a proper position by the adjusting and shrinking structure 404, the needle head 3 is inserted into a glue outlet part of the dispensing head, a large residue at the glue outlet is pushed out, then the hollow rod body 2 is continuously pushed, so that the hollow rod body 2 is positioned at the inner side of the glue outlet, then the piston rod 101 is pushed, the cleaning solution in the extrusion hollow cylinder 102 enters the hollow rod body 2 from the connecting pipe 104, the piston rod 101 is continuously pushed, and then the cleaning solution flows out from the flow guide hole 201, and because the flow guide hole 201 is arranged at a certain included angle, a rotational flow can be formed in the dispensing head, the rotational flow can wash and clean the inside of the dispensing head, and clean the residual waste residue inside;

when the straight-through type rotary joint 5 is arranged, the cleaning liquid flowing out of the flow guide hole 201 forms a rotational flow in the dispensing head, the rotational flow acts on the inner wall of the dispensing head to generate partial recoil force, the recoil force drives the straight-through type rotary joint 5 to rotate, the straight-through type rotary joint 5 drives the hollow rod body 2 to rotate selectively, so that the rotational flow is generated more uniformly, each part in the dispensing head can be washed away, and therefore all-directional cleaning is achieved, and a better cleaning effect is obtained;

when the drive motor 502 is provided; the operation of the driving motor 502 drives the output shaft 503 to rotate, the output shaft 503 drives the gear 504 to rotate, and then drives the through type rotary joint 5 and the hollow rod body 2 to rotate, so that the hollow rod body 2 can rotate more conveniently, and a better cleaning effect can be achieved.

It should be understood that, in the process of dropping the glue, the kind of the dropped glue is different, and the required cleaning liquid is also different; for solder paste, the cleaning solution can be alcohol or plate washing water; for silver colloid (fixing colloid, conductive colloid), the cleaning liquid can be alcohol or conductive colloid cleaning liquid.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims (9)

1. A dispensing head cleaning device comprising:

the injection liquid feeding device (1), wherein one end of the injection liquid feeding device (1) is provided with a connecting pipe (104), and the connecting pipe (104) is communicated with the inside of the injection liquid feeding device (1);

the method is characterized in that: first cleaning device is glued to point still includes:

one end of the hollow rod body (2) is communicated with the connecting pipe (104), a plurality of flow guide holes (201) with included angles with the hollow rod body (2) in the radial direction are formed in the side wall of the hollow rod body (2), and the inclination directions of the flow guide holes (201) are consistent;

the needle head (3) is arranged at the other end of the hollow rod body (2);

a support structure (4), the support structure (4) comprising:

a support base (401);

the two support frames (402) are in one group, and are not less than one group, and the two support frames (402) in each group are symmetrically arranged on the support seat (401);

the support ring (403), the support ring (403) is installed between two symmetrically arranged support frames (402).

2. The dispensing head cleaning device of claim 1, wherein: the injection administration device (1) further comprises:

an empty cylinder (102), wherein the inside of the empty cylinder (102) can contain cleaning liquid;

the piston rod (101), the said piston rod (101) is slipped and set up in the empty tube (102);

the rubber plug (103) is sleeved at one end, close to the connecting pipe (104), of the piston rod (101), the rubber plug (103) is sleeved, and the piston rod (101) sleeved with the rubber plug (103) can slide in the hollow cylinder (102) and extrude the cleaning liquid to be discharged from the connecting pipe (104).

3. The dispensing head cleaning device of claim 1, wherein: one end of the hollow rod body (2) far away from the needle head (3) is directly communicated with the connecting pipe (104).

4. The dispensing head cleaning device of claim 1, wherein: one end of the connecting pipe (104) far away from the injection liquid feeding device (1) is movably connected with the through type rotary joint (5), one end of the hollow rod body (2) far away from the needle head (3) is communicated with one end of the through type rotary joint (5) far away from the connecting pipe (104), and the through type rotary joint (5) can be driven to rotate by the rotational flow generated by the liquid flowing out of the flow guide hole (201).

5. The dispensing head cleaning device of claim 4, wherein: the straight-through rotary joint (5) further comprises:

the driving motor (502), the said driving motor (502) is installed on wall of the liquid feeder (1) of injection, the output end of the said driving motor (502) connects with the output shaft (503);

the gear (504) is arranged at one end, far away from the driving motor (502), of the output shaft (503), a tooth groove is formed in the side wall of the through type rotating joint (5), and the gear (504) is meshed with the tooth groove.

6. The dispensing head cleaning device of claim 1, wherein: the support ring (403) consists of two half rings, and a telescopic adjusting structure (404) is arranged between each half ring and the support frame (402).

7. The dispensing head cleaning device of claim 1, wherein: the support structure (4) further comprises:

a waste liquid storage container (406), wherein the waste liquid storage container (406) is detachably arranged on the supporting base (401) and is positioned right below the supporting ring (403);

the suspension bracket (405) is arranged on the supporting seat (401), and the injection liquid feeding device (1) can be suspended on the suspension bracket (405);

place box (407), place box (407) and set up on supporting seat (401), the cavity body of rod (2) and syringe needle (3) can be placed in placing box (407).

8. The dispensing head cleaning device of claim 1, wherein: the periphery of one end, far away from the needle head (3), of the hollow rod body (2) is provided with at least one sealing ring (6).

9. A dispensing head cleaning apparatus according to any one of claims 1 to 8, wherein: the inner side of the support ring (403) is bonded with a flexible pad (7).

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