CN218013732U - Positive pressure blowing mechanism and annular air knife glue cleaning mechanism - Google Patents

Abstract

The embodiment of the application belongs to the technical field of glue dispensing automation, and relates to a positive pressure blowing mechanism and an annular air knife glue cleaning mechanism, which are used for cleaning substances adhered to the surface of a piece to be cleaned and comprise an air guide fixing seat, a positive pressure air supply mechanism and a channel device; the air guide fixing seat is provided with a positive pressure air flow channel, the upper end and the lower end of the air guide fixing seat are communicated to form a fixing seat through hole, the channel device is arranged on the fixing seat through hole, and an air blowing channel is arranged in the channel device and used for accommodating the piece to be cleaned; the channel device is provided with a plurality of air blowing holes, and the air blowing holes are communicated with the positive pressure air flow channel and the air blowing channel; the positive pressure air supply mechanism is connected with the positive pressure air flow channel. The technical scheme that this application provided can only need to be changed the wind-guiding platform that has many gas blowing holes under the condition that needs a plurality of gas blowing holes can, and need not connect a plurality of trachea, reduce the complexity of compound positive pressure mechanism of blowing and the shared space of trachea, can also improve the quantity upper limit of gas blowing hole.

Description

Positive pressure blowing mechanism and annular air knife glue cleaning mechanism

Technical Field

The application relates to the technical field of glue dispensing automation, in particular to a positive pressure blowing mechanism and an annular air knife glue removing mechanism.

Background

The glue syringe needle is clean at present and is adopted the malleation to blow the glue cleaning mechanism and carry out the glue cleaning, can clean glue on the syringe needle of gluing effectively, but malleation blowing glue cleaning mechanism generally adopts a gas-supply pipe to divide into a plurality of trachea to glue the first needle tubing and give vent to anger, if want more gas blow hole to glue the syringe needle and clean, then tracheal quantity also needs corresponding increase, has greatly complicated the structure of malleation blowing glue cleaning mechanism, has increased manufacturing cost simultaneously.

SUMMERY OF THE UTILITY MODEL

The technical problem that this application embodiment will solve is that the clear gluey mechanism structure of malleation blowing is complicated among the prior art, and the trachea occupies great space.

In order to solve the technical problem, an embodiment of the present application provides a positive pressure blowing mechanism, which is used for removing substances adhered to a surface of a to-be-removed piece, and adopts the following technical scheme:

the positive pressure blowing mechanism comprises: the air guide fixing seat, the positive pressure air supply mechanism and the channel device; the air guide fixing seat is provided with a positive pressure air flow channel, the upper end and the lower end of the air guide fixing seat are communicated to form a fixing seat through hole, the channel device is arranged on the fixing seat through hole, and an air blowing channel is arranged in the channel device and used for accommodating the piece to be cleaned; the channel device is provided with a plurality of air blowing holes, and the air blowing holes are communicated with the positive pressure air flow channel and the air blowing channel; the positive pressure air supply mechanism is connected with the positive pressure air flow channel and blows out positive pressure air flow to enter the positive pressure air flow channel, and the positive pressure air flow passes through the air blowing hole to enter the air blowing channel and contacts the part to be cleaned.

Further, the air blowing hole faces the workpiece to be machined and is inclined downwards by 20-40 degrees.

Furthermore, the positive pressure air blowing mechanism also comprises a sealing cover, and the sealing cover covers the upper end of the through hole of the air guide fixing seat; the sealing cover is provided with a sealing cover through hole which penetrates through the upper end and the lower end of the sealing cover.

Further, the positive pressure air flow channel comprises a fixed seat air flow channel and a positive pressure blowing mechanism inner cavity; the inner cavity of the positive pressure blowing mechanism is formed by enclosing an air guide fixing seat, a channel device and a sealing cover; the inner cavity of the positive pressure blowing mechanism is communicated with the airflow channel of the fixed seat; the air guide fixing seat is internally provided with the fixing seat airflow channel, the side wall of the air guide fixing seat is provided with an insertion hole for opening the fixing seat airflow channel, and the positive pressure air supply mechanism is connected with the fixing seat airflow channel through the insertion hole; the positive pressure air supply mechanism and the air flow channel of the fixing seat are two groups and are respectively arranged on two opposite side surfaces of the air guide fixing seat.

Furthermore, the upper end of the channel device is inclined to form an air guide platform, and the air guide platform is used for guiding the positive pressure air flow in the positive pressure air flow channel to flow downwards to the air blowing hole.

Furthermore, the air blowing hole is formed in the upper end face of the air guide platform and is a half hole.

Furthermore, the air guide fixing seat also comprises a first step, a second step and a third step, the first step, the second step and the third step are stair-shaped structures, the upper end surface of the air guide fixing seat continuously extends downwards, and the sizes of the first step, the second step and the third step are gradually reduced; the fixing seat through hole is formed in the third step, the size of the fixing seat through hole is smaller than that of the third step, and the lower end face of the channel device is arranged on the upper end face of the third step.

Furthermore, the air guide fixing seat also comprises a first sealing ring, a fixing seat groove and a second sealing ring; the first sealing ring is arranged on the third step, the upper end face of the first sealing ring is attached to the channel device, and the lower end face of the first sealing ring is attached to the third step; the fixed seat groove is arranged on the upper end face of the air guide fixed seat and is positioned on the outer side of the first ladder; the second sealing ring is arranged in the groove of the fixed seat.

In order to solve the above technical problem, an embodiment of the present application further provides an annular air knife glue removing mechanism, which adopts the following technical scheme:

clear machine of glue of annular air knife constructs includes: the positive pressure air blowing mechanism, the negative pressure air suction mechanism, the supporting mechanism and the residual glue collecting mechanism are arranged on the frame; the positive pressure air blowing mechanism is arranged on the supporting mechanism and is used for positive pressure air blowing of the workpiece to be processed; the residual glue collecting mechanism is arranged on the supporting mechanism, is opposite to the positive pressure blowing mechanism, and is used for collecting residual glue removed from a workpiece to be processed; the negative pressure air suction mechanism is arranged on the residual glue collecting mechanism and used for pumping out air flow in the residual glue collecting mechanism.

Further, the residual glue collecting mechanism comprises a residual glue separating barrel, a negative pressure interface and a residual glue containing barrel; the residual gum separation barrel is arranged on the supporting mechanism and used for placing the residual gum storage barrel and the negative pressure air suction mechanism; the size of the residual gum storage barrel is smaller than that of the residual gum separation barrel, the residual gum storage barrel is arranged in the residual gum separation barrel, and a negative pressure air suction channel is formed in a gap between the residual gum storage barrel and the residual gum separation barrel; the negative pressure interface is arranged on the side wall of the residual gum separation barrel and used for connecting the negative pressure air suction channel and the negative pressure air suction mechanism.

Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:

the positive pressure air blowing mechanism gathers positive pressure air flow of the positive pressure air supply mechanism in an inner cavity of the positive pressure air blowing mechanism, and only an air guide platform with a plurality of air blowing holes needs to be replaced under the condition that a plurality of air blowing holes are needed, and a plurality of air pipes do not need to be connected, so that the complexity of the complex positive pressure air blowing mechanism is reduced; because the air pipe needs to occupy certain space, the air guide platform with multiple air blowing holes can reduce the space of the positive pressure air blowing mechanism occupied by the air pipe, and can also improve the upper limit of the number of the air blowing holes.

Drawings

In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

FIG. 1 is an assembled cross-sectional view of a positive pressure blowing mechanism according to an embodiment of the present invention;

fig. 2 is an exploded view of the positive pressure blowing mechanism according to an embodiment of the present invention;

FIG. 3 is an enlarged view of area A of FIG. 2;

FIG. 4 is a schematic structural view of the air guide fixing seat in FIG. 2;

fig. 5 is a front view of the novel annular air knife glue removing mechanism in an embodiment of the present invention;

fig. 6 is a cross-sectional view of the novel annular air knife glue removing mechanism in an embodiment of the present invention;

FIG. 7 is a schematic structural view of the support mechanism of FIG. 5;

FIG. 8 is a schematic structural view of the residual glue collecting mechanism in FIG. 5;

fig. 9 is an exploded view of the novel annular air knife glue removing mechanism in an embodiment of the present invention.

Reference numerals:

the positive pressure air blowing device comprises a positive pressure air blowing mechanism 1, an air guide fixed seat 11, a fixed seat through hole 111, a first step 112, a second step 113, a third step 114, an air outlet 115, a fixed seat groove 116, a first sealing ring 117, a second sealing ring 118, a positive pressure air supply mechanism 12, a positive pressure air flow channel 13, a fixed seat air flow channel 131, a positive pressure air blowing mechanism inner cavity 132, an air blowing channel 14, an air blowing hole 15, a channel device 16, a sealing cover 17, a sealing cover through hole 171 and a drainage tube 18;

the negative pressure air suction mechanism 2, the negative pressure joint 21 and the negative pressure air outlet 22;

the device comprises a supporting mechanism 3, a mounting bottom plate 31, a mounting side plate 32, a supporting assembly 33, a guide column 331, a compression spring 332, a residual glue collecting mechanism mounting plate 34, a positive pressure air blowing mechanism mounting bracket 35, a transverse plate 351, a vertical plate 352 and an equal-height column 36;

the residual glue collecting mechanism 4, a residual glue separating barrel 41, a negative pressure interface 42 and a residual glue containing barrel 43;

a clamping mechanism 5;

a vacuum generator 6;

novel annular air knife gel removal mechanism 100.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

First embodiment of the present novel positive pressure blowing mechanism 1

Referring to fig. 1-4, the positive pressure blowing mechanism 1 is used for removing substances adhered to the surface of a piece to be removed, and comprises an air guide fixing seat 11, a positive pressure air supply mechanism 12 and a channel device 16; a positive pressure air flow channel 13 is arranged on the air guide fixing seat 11, the upper end and the lower end of the air guide fixing seat 11 penetrate through to form a fixing seat through hole 111, the channel device 16 is arranged on the fixing seat through hole 111, and an air blowing channel 14 is arranged in the channel device 16 and used for accommodating the piece to be cleaned; the channel device 16 is provided with a plurality of air blowing holes 15, and the air blowing holes are communicated with the positive pressure air flow channel 13 and the air blowing channel 14; the positive pressure air supply mechanism 12 is connected with the positive pressure air flow channel 13, blows out positive pressure air flow to enter the positive pressure air flow channel 13, and the positive pressure air flow passes through the air blowing hole 15 to enter the air blowing channel 14 and contacts the part to be cleaned.

The positive pressure blowing mechanism 1 is used for removing impurities such as dust, residual liquid, residual glue and the like on a workpiece to be machined; the air guide fixing seat 11 is used for placing other parts of the positive pressure air blowing mechanism 1 except the air guide fixing seat 11 and providing an air flow channel for the positive pressure air flow to a part to be cleaned, the positive pressure air supply mechanism 12 transmits the positive pressure air flow, the positive pressure air flow channel 13 is used for collecting the air flow, the air flow is compressed and blown into the air blowing channel 14 in different angles through a plurality of air blowing holes 15, the channel device 16 is detachably arranged on the air guide fixing seat 11, the air blowing holes 15 are arranged on the channel device 16, the air blowing channel 14 is arranged in the channel device 16, the channel device 16 can be replaced according to actual requirements for different types of rubber head needle tubes or rubber head needle tubes needing different glue removal, and the air blowing holes 15 with proper quantity or the air blowing channels 14 with proper size are selected; the angle division in the embodiment means that a plurality of air blowing holes 15 can surround the periphery of the piece to be removed, and the piece to be removed is blown by different angles, so that the periphery of the piece to be removed can be surrounded by the air blowing holes 15, and adhered substances can be removed more effectively; in the embodiment, the part to be cleaned is a rubber head needle tube, and a plurality of residual rubbers can be adhered to the rubber head needle tube after the rubber head needle tube is used; the clamping mechanism 5 (refer to fig. 5) clamps the rubber head needle tube to enter the air blowing channel 14, the positive pressure air supply mechanism 12 enables positive pressure air generated by the air pump to pass through the positive pressure 13, then the positive pressure air is dispersed through the air blowing hole 15 and then blown to the rubber head needle tube, the positive pressure air blowing mechanism 1 conducts positive pressure air blowing on the rubber head needle tube, and residual rubber adhered to the rubber head needle tube moves downwards along with air flow under the action of air flow impact and air flow, so that rubber cleaning of the rubber head needle tube is achieved; in the process, the positive pressure air flow is sprayed out through the air blowing holes 15, the structure is simpler compared with the condition that a single air supply mechanism disperses air supply of a plurality of air pipes, the service life is longer, and the number of the air blowing holes 15 can be set to be more.

Specifically, the air blowing holes 15 face the workpiece to be machined and are inclined downwards by 20-40 degrees, the inclination angle is used for guiding the air flow to move downwards in an inclined mode, the air blowing holes 15 face the rubber head needle tubes and are inclined downwards by a certain angle, the positive pressure air flow flows downwards in an inclined mode to remove residual rubber on the rubber head needle tubes, the inclination angle is the best when the inclination angle is 30 degrees, the residual rubber can be effectively removed, and loss caused by collision of positive pressure air flow blown out from the opposite air blowing holes 104 can be avoided.

Specifically, the positive pressure air blowing mechanism 1 further comprises a sealing cover 17, and the sealing cover 17 covers the upper end of the air guide fixing seat through hole 111; the sealing cap 17 is provided with a sealing cap through hole 171 penetrating the upper and lower ends of the sealing cap 17.

The sealing cover through hole 171 provides a moving channel for the to-be-cleaned member to enter the air blowing channel 14, and the glue head needle tube passes through the sealing cover through hole 171 to reach the position of the positive pressure air duct airflow channel 110, wherein a holding part of the holding mechanism 5 (see fig. 5) and the glue head needle tube together pass through the sealing cover through hole 171, or only the glue head needle tube passes through the sealing cover through hole 106, and is set according to specific requirements.

Specifically, the positive pressure air flow channel 13 includes a fixed seat air flow channel 131 and a positive pressure blowing mechanism inner cavity 132; the inner cavity 132 of the positive pressure blowing mechanism is formed by enclosing the air guide fixing seat 11, the channel device 16 and the sealing cover 17; the inner cavity 132 of the positive pressure blowing mechanism is communicated with the fixed seat airflow channel 131; the air guide fixing seat 11 is internally provided with the fixing seat airflow channel 131, the side wall of the air guide fixing seat 11 is provided with an insertion hole for opening the fixing seat airflow channel 131, and the positive pressure air supply mechanism 12 is connected with the fixing seat airflow channel 131 through the insertion hole; the positive pressure air supply mechanism 12 and the fixing seat airflow channel 131 are two groups and are respectively arranged on two opposite side surfaces of the air guide fixing seat 11.

The positive pressure air flow is fed into the inner cavity 132 of the positive pressure blowing mechanism by the positive pressure air supply mechanism 12 and the fixed seat air flow channel 131, the flow rate of the positive pressure air flow of the air blowing hole 15 far away from the fixed seat air flow channel 131 is slow, the glue cleaning effect of the air blowing hole 15 is obviously different from that of the air blowing hole 15 opposite to the air blowing hole, after the two sets of the positive pressure air supply mechanism 12 and the fixed seat air flow channel 131 are arranged, two positive pressure air flows jointly enter the inner cavity 132 of the positive pressure blowing mechanism to prevent the air flow of the air blowing hole 15 from being uneven, meanwhile, the positive pressure air supply mechanism 12 and the fixed seat air flow channel 131 are not suitable to be provided with a plurality of sets, a plurality of positive pressure air flows jointly enter the inner cavity 132 of the positive pressure blowing mechanism, and the loss of the positive pressure air flows can be caused in the converging process; in this embodiment, the inner cavity 132 of the positive pressure blowing mechanism is located at the upper end of the air guide fixing seat 11 and is in a semi-open state, so that in order to ensure the air tightness of the inner cavity 132 of the positive pressure blowing mechanism, the inner cavity 132 of the positive pressure blowing mechanism is covered by an upper end cover, and thus the size of the upper end cover is larger than that of the inner cavity 132 of the positive pressure blowing mechanism; in other embodiments of the present application, the positive pressure blowing mechanism inner cavity 132 is disposed inside the air guide fixing seat 11 and is communicated with the fixing seat through hole 111 through the air hole, and the blowing hole 15 on the channel device 16 is disposed at a position corresponding to the air hole, so that the positive pressure air flow in the positive pressure blowing mechanism inner cavity 132 can enter the blowing channel, and therefore, the upper end cover 17 is not required to cover the positive pressure mechanism inner cavity 132; at this time, the upper cap 17 may be further provided, and the size of the upper cap through hole 171 is sufficiently small enough to allow only the rubber-tipped needle tube to pass therethrough, thereby reducing upward movement of the air flow and reducing air flow loss to some extent.

Specifically, the upper end of the channel device 16 is inclined to form a wind guide stage 161, the wind guide stage 161 is used for guiding the positive pressure airflow in the positive pressure airflow channel 13 to flow downward to the blowing hole 15, the wind guide stage 15 is of a boss structure, and the inclined surface of the boss can guide the positive pressure airflow to move, so that the wind resistance is reduced.

Specifically, the air blowing hole 15 is arranged on the upper end surface of the air guide platform 161, and the air blowing hole 104 is a half hole; the semi-hole structure is convenient for production and processing, positive pressure air flow flows under the guide of the inclined plane of the boss, and the position of the air blowing hole 104 is arranged on the upper end face of the boss, so that the resistance of the positive pressure air flow is smaller.

In other embodiments of the present application, the air blowing hole 15 is disposed on the inclined plane of the boss, and the air blowing hole 15 is a full hole and has a shape including a circular hole or a hole with other shapes; in other embodiments of the present application, the air blowing holes 5 include two groups, one group of air blowing holes is arranged on the upper end surface of the boss, one group of air outlet holes is arranged on the inclined surface of the boss, and the two groups of air outlet holes simultaneously discharge air to the rubber head needle tube.

Specifically, the air guide fixing seat 11 further includes a first step 112, a second step 113, and a third step 114, the first step 112, the second step 113, and the third step 114 are stair-shaped structures that the upper end surface of the air guide fixing seat 11 continuously extends downward, and the sizes of the first step 112, the second step 113, and the third step 114 are gradually reduced; the through hole 111 is disposed on the third step 114 and is smaller than the third step 114, and the lower end surface of the channel device 16 is disposed on the upper end surface of the third step 114.

Specifically, the air guide fixing seat 11 further includes a first sealing ring 117, the first sealing ring 117 is disposed on the third step 114, an upper end surface of the first sealing ring 117 is attached to the channel device 16, and a lower end surface of the first sealing ring 117 is attached to the third step 114.

The first sealing ring 117 is arranged on the third step 114, the channel device 16 is provided with a structure matched with the first sealing ring 117, so that the lower end surface and the outer peripheral surface of the first sealing ring 117 are contacted with the third step 114, and the upper end surface and the inner peripheral surface of the first sealing ring 117 are contacted with the channel device 16, and positive pressure air flow in the cavity 132 of the positive pressure air blowing mechanism is prevented from leaking out of a gap between the channel device 16 and the air guide fixed seat 11 through the sealing of the first sealing ring 117; mounting holes are provided in third step 104 and channel assembly 16, and channel assembly 16 is secured to third step 104 by bolts or pins.

Specifically, the air guide fixing seat 11 further includes a fixing seat groove 116 and a second sealing ring 118, and the fixing seat groove 116 is disposed on the upper end surface of the air guide fixing seat 11 and located outside the first step 102; the second seal 118 is disposed in the holder groove 116.

The sealing of the second sealing ring 118 prevents the positive pressure air flow in the inner cavity 132 of the positive pressure air blowing mechanism from leaking out from the gap between the channel device 16 and the sealing cover 17, and the air guide fixing seat 11 and the sealing cover 17 are provided with mounting holes, and the sealing cover 17 is fixed on the air guide fixing seat 11 through bolts or pins.

Specifically, the positive pressure blowing mechanism 1 further includes a drainage tube 18, and the drainage tube 18 is disposed at the bottom end of the channel device 16 and extends out of the through hole 111 of the fixing base for guiding the air flow.

The guide tube 18 forms a downward moving air duct for guiding the positive pressure air flow to move downward, and after the positive pressure air flow removes the residual glue on the glue head needle tube, the positive pressure air flow leaves the channel device 16 along the guide of the guide tube and enters the residual glue collecting mechanism (see fig. 6).

Specifically, a plurality of the air blowing holes 15 are arranged along the air blowing channel 14 in an array, and the number of the air blowing holes 15 is 12.

In other embodiments of the present application, the number of the blowing holes 15 is not limited to 12, and may be more or less, and the optimal aperture size and number of the blowing holes 15 are selected according to the size and structure of the channel device 16.

Referring to fig. 5 to 9, the annular air knife glue removing mechanism 100 of the present application includes: the positive pressure air blowing mechanism 1, the negative pressure air suction mechanism 2, the supporting mechanism 3 and the residual glue collecting mechanism 4 are arranged on the upper portion of the frame; the positive pressure air blowing mechanism 1 is arranged on the supporting mechanism 3 and is used for positive pressure air blowing of the workpiece to be processed; the residual glue collecting mechanism 4 is arranged on the supporting mechanism 3, is opposite to the positive pressure blowing mechanism 1, and is used for collecting residual glue removed from a workpiece to be processed; the negative pressure air suction mechanism 2 is arranged on the residual glue collecting mechanism 4 and used for pumping out air flow in the residual glue collecting mechanism 4.

The utility model provides a clear gluey mechanism of annular air knife passes through malleation air blowing mechanism 1 and the cooperation of negative pressure air suction mechanism 2, retrieves after separating the cull of cleaing away on the syringe needle effectively, prevents that the cull from appearing palirrhea and scattering phenomenon under the air current effect, can adjust amount of wind, wind speed isoparametric to malleation air blowing mechanism 1 and the 2 analog control of negative pressure air suction mechanism to fluid software simultaneously, it is reasonable to make wind channel flow and wind speed match, can thoroughly clear away the cull on the syringe needle and high-efficient the recovery.

Specifically, the supporting mechanism 3 comprises a mounting bottom plate 31, a supporting component 33, a residual glue collecting mechanism mounting plate 34 and a positive pressure blowing mechanism mounting bracket 35; the supporting assembly is arranged on the mounting bottom plate 31, and the residual glue collecting mechanism mounting plate 34 is arranged at the top of the supporting assembly and used for placing the residual glue collecting mechanism 4; the positive pressure blowing mechanism mounting bracket 35 is arranged on the residual gum collecting mechanism mounting plate 34 and used for placing the positive pressure blowing mechanism 1 and providing a placing space for the residual gum collecting mechanism 4.

Four sets of support assemblies 33 are disposed on the mounting base plate 31, and the residual gum collecting mechanism mounting plate 34 is disposed on the four support assemblies 33, in other embodiments of the present application, the number of the support assemblies 33 is not limited to 4, and may be a single support assembly or other number.

Specifically, the residual glue collecting mechanism 4 comprises a residual glue separating barrel 41, a negative pressure interface 42 and a residual glue containing barrel 43; the residual glue separating barrel 41 is arranged on the residual glue collecting mechanism mounting plate 34 and is used for placing the residual glue containing barrel 43 and the negative pressure air suction mechanism 2; the size of the residual glue containing barrel 43 is smaller than that of the residual glue separating barrel 41, the residual glue containing barrel is arranged in the residual glue separating barrel 41, and a negative pressure air suction channel is formed in a gap between the residual glue containing barrel 43 and the residual glue separating barrel 41; the negative pressure interface 42 is arranged on the side wall of the residual gum separation barrel 41 and is used for connecting the negative pressure air suction channel and the negative pressure air suction mechanism 2.

Specifically, the positive pressure air blowing mechanism mounting bracket 35 comprises a horizontal plate 351 and two vertical plates 352, the horizontal plate is arranged at the tops of the two vertical plates, the horizontal plate 351 is used for placing the residual glue storage barrel 43, and the vertical plates 351 are used for increasing the height of the horizontal plate 351; the supporting mechanism 3 further comprises an equal-height column 36, and two ends of the equal-height column 36 are respectively connected with the mounting bottom plate 31 and the transverse plate 351 and are used for fixedly supporting the transverse plate 351; the supporting assembly 33 comprises a guide column 331 and a compression spring 332, the guide column 331 is fixedly mounted on the mounting base plate 31 and is used for guiding the compression spring 332 to move up and down; a compression spring 332 is sleeved on the guide post 331, one end of the compression spring 332 is connected with the mounting bottom plate 31, and the other end is connected with the residual glue collecting mechanism mounting plate 34; pressing the cull collection mechanism mounting plate 34 causes the compression spring 332 to contract, causing the cull collection mechanism mounting plate 34 to move downward.

It is understood that the set of support members 33 includes a set of guide posts 331 and a set of compression springs 332, the compression springs 332 are contracted by the pressing force 34, so that the residual glue collecting mechanism mounting plate 34 can move downwards, the positive pressure air blowing mechanism mounting plate 35 is restricted by the height posts 36 and cannot move downwards, and the space between the residual glue collecting mechanism mounting plate 34 and the mounting plate 35 is gradually increased, so that the residual glue receiving barrel 43 can be directly taken out and replaced by a worker.

The supporting mechanism 3 further includes a mounting side plate 32, which is disposed on the mounting bottom plate 31 and is used for reinforcing the mounting plate 35, and the mounting plate 35 is fixedly connected with the mounting side plate 32.

Specifically, the annular air knife glue removing mechanism 100 further comprises a vacuum generator 6, the vacuum generator 6 is arranged on the mounting base plate 31, and the vacuum generator 6 generates negative pressure vacuum for an environment without a vacuum source.

It should be understood that the above-described embodiments are merely exemplary of some, and not all, embodiments of the present application, and that the drawings illustrate preferred embodiments of the present application without limiting the scope of the claims appended hereto. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims (10)

1. A positive pressure blowing mechanism is used for removing substances adhered to the surface of a piece to be removed and is characterized by comprising an air guide fixing seat, a positive pressure air supply mechanism and a channel device; the air guide fixing seat is provided with a positive pressure air flow channel, the upper end and the lower end of the air guide fixing seat are communicated to form a fixing seat through hole, the channel device is arranged on the fixing seat through hole, and an air blowing channel is arranged in the channel device and used for accommodating the piece to be cleaned; the channel device is provided with a plurality of air blowing holes, and the air blowing holes are communicated with the positive pressure air flow channel and the air blowing channel; the positive pressure air supply mechanism is connected with the positive pressure air flow channel and blows out positive pressure air flow to enter the positive pressure air flow channel, and the positive pressure air flow passes through the air blowing hole to enter the air blowing channel and contacts the part to be cleaned.

2. The positive pressure blowing mechanism according to claim 1, wherein the blowing hole is inclined downward by 20 ° to 40 ° toward the workpiece to be machined.

3. The positive pressure air blowing mechanism according to claim 1, further comprising a sealing cover, wherein the sealing cover covers the upper end of the air guide fixing seat through hole; the sealing cover is provided with a sealing cover through hole which penetrates through the upper end and the lower end of the sealing cover.

4. The positive pressure insufflation mechanism of claim 3 wherein the positive pressure gas flow passage comprises a holder gas flow passage and a positive pressure insufflation mechanism internal cavity; the inner cavity of the positive pressure blowing mechanism is formed by enclosing an air guide fixing seat, a channel device and a sealing cover; the inner cavity of the positive pressure blowing mechanism is communicated with the airflow channel of the fixed seat; the air guide fixing seat is internally provided with the fixing seat airflow channel, the side wall of the air guide fixing seat is provided with an inserting hole for opening the fixing seat airflow channel, and the positive pressure air supply mechanism is connected with the fixing seat airflow channel through the inserting hole; the positive pressure air supply mechanism and the air flow channel of the fixing seat are two groups and are respectively arranged on two opposite side surfaces of the air guide fixing seat.

5. The positive pressure blowing mechanism according to claim 3, wherein the upper end of the channel device is inclined to form an air guide platform, and the air guide platform is used for guiding the positive pressure air flow in the positive pressure air flow channel to flow downwards to the blowing holes.

6. The positive pressure blowing mechanism according to claim 5, wherein the blowing hole is provided at an upper end face of the air guide table, and the blowing hole is a half hole.

7. The positive pressure blowing mechanism according to claim 1, wherein the air guide fixing seat further comprises a first step, a second step and a third step, the first step, the second step and the third step are stair-shaped structures with the upper end surfaces of the air guide fixing seat continuously extending downwards, and the sizes of the first step, the second step and the third step are gradually reduced; the fixing seat through hole is formed in the third step, the size of the fixing seat through hole is smaller than that of the third step, and the lower end face of the channel device is arranged on the upper end face of the third step.

8. The positive pressure blowing mechanism according to claim 7, wherein the air guide fixing seat further comprises a first sealing ring, a fixing seat groove and a second sealing ring; the first sealing ring is arranged on the third step, the upper end face of the first sealing ring is attached to the channel device, and the lower end face of the first sealing ring is attached to the third step; the fixed seat groove is arranged on the upper end face of the air guide fixed seat and is positioned on the outer side of the first ladder; the second sealing ring is arranged in the groove of the fixed seat.

9. An annular air knife glue removing mechanism, which is characterized by comprising a positive pressure air blowing mechanism as claimed in any one of claims 1 to 8, a negative pressure air suction mechanism, a supporting mechanism and a residual glue collecting mechanism; the positive pressure air blowing mechanism is arranged on the supporting mechanism and is used for positive pressure air blowing of the workpiece to be processed; the residual glue collecting mechanism is arranged on the supporting mechanism, is opposite to the positive pressure blowing mechanism, and is used for collecting residual glue removed from a workpiece to be processed; the negative pressure air suction mechanism is arranged on the residual glue collecting mechanism and used for pumping out air flow in the residual glue collecting mechanism.

10. The annular air knife glue removing mechanism according to claim 9, wherein the residual glue collecting mechanism comprises a residual glue separating barrel, a negative pressure port and a residual glue receiving barrel; the residual gum separation barrel is arranged on the supporting mechanism and used for placing the residual gum storage barrel and the negative pressure air suction mechanism; the size of the residual glue storage barrel is smaller than that of the residual glue separation barrel, the residual glue storage barrel is arranged in the residual glue separation barrel, and a negative pressure air suction channel is formed in a gap between the residual glue storage barrel and the residual glue separation barrel; the negative pressure interface is arranged on the side wall of the residual gum separation barrel and used for connecting the negative pressure air suction channel and the negative pressure air suction mechanism.

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