CN216064598U

CN216064598U - Metal belt cleaning device

Info

Publication number: CN216064598U
Application number: CN202122564015.9U
Authority: CN
Inventors: 陈卫民; 李文涛
Original assignee: Guangzhou Xianyi Electronic Technology Co ltd
Current assignee: Guangzhou Xianyi Electronic Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-03-18
Anticipated expiration: 2031-10-22

Abstract

The utility model relates to the technical field of electronic brazing filler metals, in particular to a metal belt cleaning device which comprises a cleaning box, a drying device, an unwinding roller and a winding roller, wherein the unwinding roller and the winding roller are respectively positioned outside the cleaning box, the drying device is positioned between the cleaning box and the winding roller, an opening is formed in the top of the cleaning box, a material pressing roller and a direction adjusting roller are arranged in the cleaning box, the material pressing roller is positioned on one side, close to the bottom, of the cleaning box, and the direction adjusting roller is arranged on one side, close to the opening, of the cleaning box. The strap gets into through the opening that washs the case and washs in the washing case to leave from the opening part and wash the case, whole process can not take place the friction with wasing the case, ensures that the strap can not receive wearing and tearing. Meanwhile, the cleaning effect of the metal belt is ensured by adopting a mode of combining cleaning solution soaking and dust-free cloth wet wiping, and the drying efficiency of the metal belt is improved by adopting a mode of combining liquid scraping and dust-free cloth dry wiping in a warm air drying device.

Description

Metal belt cleaning device

Technical Field

The utility model relates to the technical field of electronic brazing filler metal, in particular to a metal belt cleaning device.

Background

High-reliability electronic packaging application has high requirements on the surface cleanliness of preformed solder pieces, and oil stains, alcohol stains and the like on the surfaces of the solder pieces can influence the application quality of the solder pieces, so that rolling oil is not introduced to assist rolling in the rolling process of the solder foil strips. However, for brazing filler metal foil strips with small thickness and large width, rolling oil can only be adopted to ensure the rolling efficiency and quality, and the brazing filler metal foil strips which are added with the rolling oil to be rolled need to be cleaned to remove oil stains, so that the cleanliness of the surfaces of the brazing filler metal foil strips is ensured.

If the publication number is 'CN 204892439U', Chinese patent publication number is 2015, 12 and 23 discloses a copper strip cleaning device, which comprises a rack, a cleaning mechanism and a blowing mechanism, wherein a feeding roller and a winding roller are respectively arranged at two ends of the rack; the cleaning mechanism comprises a cleaning box, cleaning liquid is filled in the cleaning box, an upper cleaning brush roll and a lower cleaning brush roll are sequentially arranged in the cleaning box along the conveying direction of the copper strip, soft hairbrushes with uniform texture are arranged on the surfaces of the upper cleaning brush roll and the lower cleaning brush roll, respectively clean the upper surface and the lower surface of the copper strip passing through the cleaning mechanism and rotate along with the conveying of the copper strip; the blowing mechanism comprises an air compressor, the air compressor is connected with an air gun through a hose, and an air outlet of the air gun faces to the upper surface of the copper strip.

However, in the above technical solution, after the metal strip comes out of the cleaning tank, the purging mechanism starts to purge the cleaning liquid attached to the metal strip, and in order to completely remove the cleaning liquid, only the moving speed of the metal strip is reduced, the volume of the purging mechanism is increased, and the time for the purging mechanism to purge the metal strip is prolonged, which may cause the problems of low cleaning efficiency and large volume of the purging mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model provides a metal belt cleaning device for overcoming the problem that a cleaning box in the prior art can cause damage to the surface of a metal belt, and meanwhile, the cleaning quality and efficiency of the metal belt are improved, and the space occupied by a metal belt drying device is reduced.

In order to solve the technical problems, the utility model adopts the technical scheme that: the utility model provides a strap belt cleaning device, includes washs case, drying device, unreels roller and wind-up roll, unreel the roller with the wind-up roll is located respectively wash outside the case, drying device is located wash the case with between the wind-up roll, the top of wasing the case is provided with the opening, wash the incasement and be provided with the nip roll and transfer to the roller, the nip roll is located wash one side that the case is close to the bottom, transfer to the roller set up in it is close to wash the case open-ended one side. The nip roll with transfer to and be provided with a pair of doctor-bar between the roller, doctor-bar with wash case sliding connection. The cleaning liquid in the cleaning box can not submerge the liquid scraping rollers, the metal belt penetrates between the liquid scraping rollers, and the cleaning liquid on the metal belt is scraped away by the liquid scraping rollers. The cleaning box is provided with a waist-shaped groove, the liquid scraping rollers slide on the waist-shaped groove, and the gap between the two liquid scraping rollers is adjusted by adjusting the installation position of the liquid scraping rollers on the waist-shaped groove. The cleaning liquid on the metal belt is removed in the cleaning box, so that the redundant cleaning liquid brought out by the metal belt can be recovered immediately, and the drying speed of the subsequent metal belt can be accelerated.

In the technical scheme, the metal belt is released from the releasing roll, and finally the winding roll is used for winding up a coil, and the poured cleaning liquid in the cleaning box is not pressed by the pressing roll. In the process, the metal belt penetrates through the lower part of the material pressing roller and is soaked in the cleaning liquid, the metal belt penetrates through the material pressing roller and then passes through the direction adjusting roller and the winding roller under the drawing action, so that the metal belt is close to the direction adjusting roller and is adjusted in the moving direction, the metal belt can leave the cleaning box from the opening of the cleaning box, the metal belt also enters the cleaning box from the opening through the limitation on the moving path of the metal belt, the metal belt leaving the cleaning box is finally wound on the winding roller after being processed by the drying device, the cleaning liquid on the metal belt is removed in the cleaning box under the action of the liquid scraping roller, and the metal belt can be cleaned by removing the cleaning liquid attached to the surface in advance even if the moving speed of the metal belt is accelerated and the time of staying in the area of the drying device is reduced.

Preferably, the surface material of scraping liquid roller is one of teflon, silica gel, mirror surface stainless steel.

Preferably, a pair of wiping rollers is arranged between the liquid scraping roller and the direction adjusting roller, and the wiping rollers are connected with the cleaning box in a sliding mode. The metal belt passes through the wiping rollers, and the wiping rollers further wipe and clean the metal belt by using the residual cleaning liquid on the metal belt, and simultaneously preliminarily remove the residual cleaning liquid on the metal belt. The cleaning box is provided with a waist-shaped groove, the wiping rollers slide on the waist-shaped groove, and the gap between the two wiping rollers is adjusted by adjusting the installation positions of the wiping rollers on the waist-shaped groove. The cleaning liquid on the metal strip is removed from the cleaning tank, and the metal strip is cleaned by removing the cleaning liquid adhered to the surface in advance, even if the moving speed of the metal strip is increased and the staying time in the area of the drying device is reduced.

Preferably, the surface of the wiping roller is wrapped with dust-free cloth. The dust-free cloth can further clean and clean the metal belt by using the residual cleaning liquid on the metal belt, and simultaneously, the residual cleaning liquid on the metal belt is preliminarily removed, so that the cleaning speed of the cleaning liquid can be increased.

Preferably, the drying device comprises a blower, an upper blowing plate and a lower blowing plate which are both provided with a plurality of blowing holes, and a connecting plate for connecting the upper blowing plate and the lower blowing plate, wherein the blower is communicated with the connecting plate and supplies airflow to the upper blowing plate and the lower blowing plate. The metal belt passes through the space between the upper air blowing plate and the lower air blowing plate, and air flow generated by the air blower is sprayed to the upper surface and the lower surface of the metal belt from the air blowing holes to dry the metal belt.

Preferably, the upper blowing plate or the lower blowing plate is provided with a wiping block assembly for a metal belt to pass through. The wiping block assembly further dries and wipes the metal belt, so that the residual cleaning liquid on the metal belt is further reduced, and the subsequent drying efficiency is accelerated.

Preferably, the wiping block assembly comprises a first wiping block, a second wiping block, a fastener and an elastic component, wherein the fastener is used for connecting the first wiping block and the second wiping block; the fastener comprises a bolt penetrating through the first wiping block and the second wiping block and a nut installed at one end of the bolt, the first wiping block is fixed on the upper blowing plate or the lower blowing plate through the bolt, and the elastic piece is sleeved on the bolt and located between the second wiping block and the nut. The metal strap passes through between first piece and the second piece of wiping, and first piece and the second piece of wiping all parcel have dustless cloth, also can not cause the scotch to the metal strap simultaneously through the washing liquid of dustless cloth's imbibition ability wiping metal strap. In addition, the warm air in the drying device can also synchronously dry the dust-free cloth on the wiping block, and the liquid removing capability of the dust-free cloth is kept. The deformation amount of the elastic piece is adjusted by tightening the nut, so that the clamping force between the first rubbing block and the second rubbing block is adjusted.

Preferably, the wiping block assemblies are positioned at two ends of the lower blowing plate, and the wiping block assemblies are positioned at the inlet end and the outlet end of the lower blowing plate to limit the metal strip, so that the metal strip can smoothly pass through the drying device, and the drying efficiency and the drying effect of the metal strip can be ensured in a limited drying area through a multiple drying mode of wiping, drying and wiping.

Preferably, the blower is a warm air blower, and the air blown out from the air blowing holes is hot air, so that the drying effect on the metal strip can be generated, and the drying efficiency of the metal strip is further accelerated.

Preferably, an ultrasonic generator is arranged in the cleaning box, and the cleaning liquid in the cleaning box can clean the metal belt in an ultrasonic soaking mode, so that the cleaning effect is improved.

Compared with the prior art, the beneficial effects are: the cleaning liquid on the metal strip is removed from the cleaning tank, and the metal strip is cleaned by removing the cleaning liquid adhered to the surface in advance, even if the moving speed of the metal strip is increased and the staying time in the area of the drying device is reduced.

Drawings

FIG. 1 is a schematic view of a metal strip cleaning apparatus according to the present invention;

FIG. 2 is a schematic view of the structure of the drying apparatus of the present invention;

FIG. 3 is a schematic view of the construction of the wipe block assembly of the present invention.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "long", "short", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, it is only for convenience of description and simplicity of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.

The technical scheme of the utility model is further described in detail by the following specific embodiments in combination with the attached drawings:

examples

As shown in fig. 1-3, an embodiment of a metal belt cleaning device includes a cleaning box 1, a drying device 2, an unwinding roller 3 and a winding roller 4, the unwinding roller 3 and the winding roller 4 are respectively located outside the cleaning box 1, the drying device 2 is located between the cleaning box 1 and the winding roller 4, an opening 101 is provided at the top of the cleaning box 1, a nip roller 5 and a direction-adjusting roller 6 are provided in the cleaning box 1, the nip roller 5 is located at one side of the cleaning box 1 close to the bottom, and the direction-adjusting roller 6 is provided at one side of the cleaning box 1 close to the opening 101.

Wherein, be provided with a pair of doctor roll 7 between nip roll 5 and the roll 6 of transferring to, doctor roll 7 and washing case 1 sliding connection. The cleaning liquid in the cleaning box 1 can not submerge the wiping rollers 7, the metal belt 9 passes between the wiping rollers 7, and the wiping rollers 7 scrape the cleaning liquid on the metal belt 9. The cleaning box 1 is provided with a waist-shaped groove, the liquid scraping rollers 7 slide on the waist-shaped groove, and the gap between the two liquid scraping rollers 7 is adjusted by adjusting the installation positions of the liquid scraping rollers 7 on the waist-shaped groove. The cleaning liquid on the metal belt 9 is removed in the cleaning box 1, so that the redundant cleaning liquid brought out by the metal belt can be recovered in time, and the drying speed of the subsequent metal belt 9 is accelerated. In this embodiment, the surface material of the wiping roller 7 is teflon, and since the wiping roller 7 can roll around itself, the friction force between the wiping roller and the metal belt 9 is small, and the hardness of the teflon itself is lower than that of the metal, so that the metal belt 9 is not damaged while the cleaning solution can be wiped off. A pair of wiping rollers 8 is arranged between the liquid scraping roller 7 and the direction adjusting roller 6, and the wiping rollers 8 are connected with the cleaning box 1 in a sliding mode. The metal belt 9 passes between the wiping rollers 8, and the wiping rollers 8 wipe the cleaning liquid on the metal belt 9. The cleaning box 1 is provided with a waist-shaped groove, the wiping roller 8 slides on the waist-shaped groove, and the gap between the two wiping rollers 8 is adjusted by adjusting the installation position of the wiping roller 8 on the waist-shaped groove. The cleaning liquid on the metal belt 9 is removed in the cleaning tank 1, so that the subsequent drying speed of the metal belt 9 is accelerated. The surface of the wiping roller 8 is wrapped with dust-free cloth. The dust-free cloth can further clean and clean the metal belt by using the residual cleaning liquid on the metal belt, and simultaneously, the residual cleaning liquid on the metal belt is preliminarily removed, so that the cleaning speed of the cleaning liquid can be increased.

Specifically, the drying device 2 includes a blower 201, an upper blowing plate 203 and a lower blowing plate 204 each provided with a plurality of blowing holes 202, and a connecting plate 205 for connecting the upper blowing plate 203 and the lower blowing plate 204, the blower 201 communicating with the connecting plate 205 and supplying an air flow to the upper blowing plate 203 and the lower blowing plate 204. The metal strip 9 passes between the upper blowing plate 203 and the lower blowing plate, and the air flow generated by the blower 201 is blown from the blowing holes 202 to both the upper and lower surfaces of the metal strip 9, thereby drying the metal strip 9.

Wherein, the upper blowing plate 203 or the lower blowing plate 204 is provided with a wiping block assembly 206 for the metal belt 9 to pass through. The wiping block assembly 206 further wipes the metal belt 9, so that the residual cleaning liquid on the metal belt 9 is further reduced, and the subsequent drying efficiency is accelerated. In this embodiment, the wiper block assembly 206 includes a first wiper block 2061, a second wiper block 2062, a fastener for connecting the first wiper block 2061 and the second wiper block 2062, and an elastic member 2063; the fastening member includes a bolt 2064 passing through the first wiping block 2061 and the second wiping block 2062 and a nut 2065 mounted at one end of the bolt 2064, the bolt 2064 fixes the first wiping block 2061 to the upper blowing plate 203 or the lower blowing plate 204, and the elastic member 2063 is sleeved on the bolt 2064 and positioned between the second wiping block 2062 and the nut 2065. The metal belt 9 passes through between the first wiping block 2061 and the second wiping block 2062, and the first wiping block 2061 and the second wiping block 2062 are wrapped with dust-free cloth, so that the cleaning liquid of the metal belt 9 is wiped off by the liquid absorption capability of the dust-free part, and the metal belt 9 is not scratched. The amount of deformation of the elastic member 2063 is adjusted by tightening the nut 2065, thereby adjusting the clamping force between the first and

second rubbing blocks

2061 and 2062 to the metal band.

In this embodiment, the wiper block assemblies 206 are disposed at both ends of the lower blowing plate 204, and the wiper block assemblies 206 disposed at the inlet end and the outlet end of the lower blowing plate 204 can limit the metal strip 9, so that the metal strip 9 can smoothly pass through the drying device 2, and meanwhile, the drying efficiency and the drying effect of the metal strip can be ensured in a limited drying area by the multiple drying manner of "drying-wiping". The drying efficiency of the metal belt 9 is accelerated.

In addition, the blower 201 is a warm air blower, and the air blown out from the air blowing holes is hot air, which can dry the metal belt 9, thereby further accelerating the drying efficiency of the metal belt 9.

In addition, an ultrasonic generator is arranged in the cleaning box 1, and the cleaning liquid in the cleaning box 1 can clean the metal belt in an ultrasonic soaking mode, so that the cleaning effect is improved.

The working principle or working process of the embodiment is as follows: in the technical scheme, the metal belt 9 is released from the releasing roll 3, and finally is wound by the winding roll 4, and the poured cleaning liquid in the cleaning box 1 is not pressed by the pressing roll 5. In the process, the metal belt 9 passes through the lower part of the nip roller 5 and is soaked in the cleaning liquid, after the metal belt 9 passes through the nip roller 5, the metal belt 9 is close to the direction adjusting roller 6 and is adjusted in the moving direction through the drawing action of the direction adjusting roller 6 and the winding roller 4, so that the metal belt 9 can leave the cleaning tank 1 from the opening 101 of the cleaning tank 1 and can pass through the liquid scraping roller 7 and the wiping roller 8, and the cleaning liquid attached to the metal belt 9 can be removed by the metal belt 9 in the cleaning tank 1. And the metal belt 9 enters the cleaning box 1 from the opening 101 through the restriction on the moving path of the metal belt 9, and the metal belt 9 leaving the cleaning box 1 is finally wound on the winding roller 4 after being processed by the drying device 2.

The beneficial effects of this embodiment: through just can get rid of the washing liquid on the strap 9 in advance in wasing case 1, scrape the cleaning liquid with wiping roller 8 respectively and scrape off and wipe dry the washing liquid, make strap 9 get into drying device's within range, the residual volume of washing liquid is very little, further wipe through wiping component 206 again, make drying device 2 very fast just can let strap 9 thoroughly be in anhydrous state, consequently can accelerate the translation rate of strap 9 and reduce the time that stops in drying device 2 region, the washing of strap 9 also can be accomplished. The cleaning effect of the metal belt 9 is guaranteed by combining the ultrasonic soaking and dust-free cloth wet wiping modes, cleaning liquid attached to the surface of the metal belt 9 is initially removed and recovered by scraping liquid in the cleaning box 1, the drying efficiency of the metal belt is improved by combining the multiple drying modes of 'wiping-drying-wiping-drying' in the drying device, and the metal belt can be cleaned even if the moving speed of the metal belt is accelerated and the time staying in the area of the drying device is reduced.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A metal belt cleaning device comprises a cleaning box (1), a drying device (2), an unwinding roller (3) and a winding roller (4), wherein the unwinding roller (3) and the winding roller (4) are respectively positioned outside the cleaning box (1), and the drying device (2) is positioned between the cleaning box (1) and the winding roller (4), and is characterized in that an opening is formed in the top of the cleaning box (1), a pressure roller (5) and a direction adjusting roller (6) are arranged in the cleaning box (1), the pressure roller (5) is positioned on one side, close to the bottom, of the cleaning box (1), and the direction adjusting roller (6) is arranged on one side, close to the opening, of the cleaning box (1); the pressing roll (5) and the direction adjusting roll (6) are provided with a pair of liquid scraping rolls (7), and the liquid scraping rolls (7) are in sliding connection with the cleaning box (1).

2. A metal belt cleaning device according to claim 1, characterized in that the surface material of the wiping roller (7) is one of teflon, silica gel, and mirror surface stainless steel.

3. A metal strip cleaning device according to claim 1, characterized in that a pair of wiping rollers (8) is arranged between the wiping roller (7) and the direction-adjusting roller (6), the wiping rollers (8) being slidably connected to the cleaning tank (1).

4. A metal strip cleaning device according to claim 3, characterized in that the surface of the wiping roller (8) is wrapped with a dust-free cloth.

5. A metal strip cleaning apparatus according to claim 1, characterized in that the drying device (2) comprises a blower (201), an upper blowing plate (203) and a lower blowing plate (204) each provided with a plurality of blowing holes (202), and a connecting plate (205) for connecting the upper blowing plate (203) and the lower blowing plate (204), the blower (201) communicating with the connecting plate (205) and supplying an air flow to the upper blowing plate (203) and the lower blowing plate (204).

6. The metal strip cleaning apparatus according to claim 5, wherein the upper blowing plate (203) or the lower blowing plate (204) is provided with a wiper block assembly (206) through which the metal strip passes.

7. The metal belt cleaning device according to claim 6, characterized in that the wiper block assembly (206) comprises a first wiper block (2061), a second wiper block (2062), a fastener for connecting the first wiper block (2061) and the second wiper block (2062), and an elastic member (2063); the fastener comprises a bolt (2064) penetrating through the first wiping block (2061) and the second wiping block (2062) and a nut (2065) installed at one end of the bolt (2064), the first wiping block (2061) is fixed on the upper blowing plate (203) or the lower blowing plate (204) through the bolt (2064), and the elastic piece (2063) is sleeved on the bolt (2064) and is positioned between the second wiping block (2062) and the nut (2065).

8. The metal belt cleaning device according to claim 7, characterized in that the wiper block assemblies (206) are located at both ends of the lower blowing plate (204).

9. A metal strip cleaning device according to claim 5, characterized in that the blower (201) is a warm air blower.

10. A metal strip cleaning apparatus as claimed in any one of claims 1 to 9, wherein the bottom of the cleaning tank is provided with an ultrasonic generator.