CN113825314B

CN113825314B - Device for effectively overcoming difference of head and tail etching effects of workpiece

Info

Publication number: CN113825314B
Application number: CN202111262389.3A
Authority: CN
Inventors: 尹德国
Original assignee: Ganzhou Yutong Ruite Intelligent Equipment Co ltd
Current assignee: Ganzhou Yutong Ruite Intelligent Equipment Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2023-03-17
Anticipated expiration: 2041-10-28
Also published as: CN113825314A

Abstract

The invention discloses a device for effectively overcoming the difference of etching effects of the head and the tail of a workpiece, which belongs to the field of etching and comprises an etching chamber, wherein a spray head group is arranged in the etching chamber, the spray head group is composed of a second spray rod and a first spray rod, a plurality of active rollers are arranged below the spray head group, and one end of the etching chamber is provided with a feed inlet; compared with the prior art, the invention has the advantages that: the angle between the adjacent spray rods and the spray surface is optimized, so that the first spray rod sprays the workpiece at an inclined angle, the generation of a water pool is avoided, and the etching error is reduced; the etching detection roller is additionally arranged, and when the workpiece does not enter the etching bin, the water inlet pipe is closed, so that the loss is reduced; the side spray nozzle is additionally arranged, when the workpiece does not enter the etching bin, the plurality of active rollers are cleaned, etching residues are prevented from corroding the active rollers, and the service life of the device is prolonged.

Description

Device for effectively overcoming difference of head and tail etching effects of workpiece

Technical Field

The invention belongs to the technical field of etching, and particularly relates to a device for effectively overcoming the difference of head and tail etching effects of a workpiece.

Background

In the prior art, in the PCB industry, spray water on the upper plate surface of a workpiece is sprayed on the upper plate surface of the workpiece in a vertical mode, so that the spray water is firstly sprayed on the workpiece when the workpiece enters etching, the sprayed water can flow away to four sides of the workpiece, fresh liquid medicine at a spraying point can directly act on the workpiece under certain pressure, the reaction between the liquid medicine and the workpiece is not influenced, when the workpiece is conveyed forwards, the workpiece starts to enter a second spraying rod position, the sprayed water from the second spraying rod acts on the workpiece, the sprayed water also flows away to four sides, but the liquid flowing towards the first spraying rod and the sprayed water from the first spraying rod form reverse acting force towards the water flowing towards the second spraying rod, so that the two water streams have no direction and can flow out, certain water pool and turbulent flow are formed on the workpiece, the water in the water pool further extends to the lower part of the spraying rod, the strong contact between the sprayed fresh liquid medicine and the workpiece is prevented, the etching effect is slow, the etching rate of the workpiece surface is inconsistent, the etching rate and the integral etching line width of the workpiece is influenced, and the integral etching line width is greatly different.

Disclosure of Invention

The present invention is directed to a device for effectively overcoming the difference in etching effect between the head and the tail of a workpiece, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the device for effectively overcoming the difference of the head and tail etching effects of the workpiece comprises an etching bin, wherein a nozzle group is arranged in the etching bin, the nozzle group is composed of a second spray rod and a first spray rod, a plurality of driving rollers are arranged below the nozzle group, a feed inlet is formed in one end of the etching bin, a feed roller is arranged at the outer end of the feed inlet, a pollution discharge cavity is formed in the etching bin, a filter plate is fixedly connected to the pollution discharge cavity, the second spray rod is vertically opposite to the driving rollers, the first spray rod is obliquely installed relative to the second spray rod, and the inclination angle of the second spray rod is 10-30 degrees.

Preferably, first spray lance inclination is just to being equipped with the detection gyro wheel below, six first pivots of fixedly connected with on the detection gyro wheel, every rotate on the first pivot and be connected with the side and spout the slider, be equipped with the torsional spring between side spout slider, the first pivot, every equal fixed mounting has the second pivot in the first pivot, be equipped with the inlet tube in the detection gyro wheel, the outer swivelling joint of inlet tube has sealed outer loop, be equipped with the torsional spring between sealed outer loop and the inlet tube, six third pivots of sealed outer loop outer wall fixedly connected with, every third pivot, second pivot one-to-one, every fixedly connected with telescopic strut between second pivot and the third pivot rather than corresponding, the inlet tube inner wall swivels and is connected with six sealed blade, every be equipped with the torsional spring between sealed blade and the inner wall, be equipped with the guide block in the sealed outer loop, guide block and sealed blade phase-match, the inlet tube communicates with each other with second spray lance, first spray lance respectively.

Preferably, every it spouts the passageway to be equipped with the side in the slider to spout the side, be equipped with six inlet channels in the detection gyro wheel, inlet channel communicates with each other with the inlet tube, the passageway is spouted with inlet channel one-to-one to the side, every the side is spouted the passageway and is all communicated with the expansion hose rather than between the inlet channel who corresponds, the side is spouted the passageway and is kept away from expansion hose one end and is equipped with the side shower nozzle, inlet channel and inlet tube intercommunication department are equipped with the pressure check valve.

The invention has the technical effects and advantages that:

the angle between the adjacent spray rods and the spray surface is optimized, so that the first spray rod sprays the workpiece at an inclined angle, the generation of a water pool is avoided, and the etching error is reduced;

the etching detection roller is additionally arranged, and when the workpiece does not enter the etching bin, the water inlet pipe is closed, so that the loss is reduced;

the side spray nozzle is additionally arranged, when a workpiece does not enter the etching bin, the plurality of driving rollers are cleaned, etching residues are prevented from corroding the driving rollers, and the service life of the device is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the development structure of the water inlet pipe in the detection roller according to the present invention;

FIG. 3 is a schematic view of the sealing structure of the inlet pipe in the detection roller according to the present invention;

FIG. 4 is a cross-sectional view of the seal of the inlet pipe in the inspection roller according to the present invention;

FIG. 5 is an expanded sectional view of the water inlet pipe in the detection roller according to the present invention.

In the figure: 101. etching a bin; 102. a feeding roller; 103. a feed inlet; 104. a second spray bar; 105. a first spray bar; 106. detecting a roller; 107. a driving roller; 108. a filter plate; 109. a blowdown chamber; 201. side-spraying the sliding block; 202. a first rotating shaft; 203. a second rotating shaft; 204. a third rotating shaft; 205. a telescopic strut; 206. sealing the outer ring; 207. a guide block; 208. a seal blade; 209. a water inlet pipe; 301. a side-spraying channel; 302. a side shower nozzle; 303. a water inlet channel; 304. a pressure check valve; 305. a flexible hose.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a device for effectively overcoming the difference of head and tail etching effects of workpieces, which is shown in figures 1-5 and comprises an etching bin 101;

specifically, be equipped with the spray nozzle group in the etching storehouse 101, the spray nozzle group specifically comprises second spray lance 104, first spray lance 105, spray nozzle group below is equipped with a plurality of initiative gyro wheels 107, etching storehouse 101 one end is equipped with feed inlet 103, the feed inlet 103 outer end is equipped with feed roller 102, be equipped with blowdown chamber 109 in the etching storehouse 101, fixedly connected with filter 108 on the blowdown chamber 109, second spray lance 104 is specifically perpendicular just to initiative gyro wheel 107, the slope installation of first spray lance 105 relative second spray lance 104, the specific inclination of second spray lance 104 is 10-30 degrees.

Specifically, the inclination angle of the first spray rod 105 is right below to be provided with a detection roller 106, six first rotating shafts 202 are fixedly connected to the detection roller 106, each first rotating shaft 202 is rotatably connected with a side spray slider 201, a torsion spring is arranged between the side spray slider 201 and the first rotating shaft 202, each first rotating shaft 202 is fixedly provided with a second rotating shaft 203, a water inlet pipe 209 is arranged in the detection roller 106, the outside of the water inlet pipe 209 is rotatably connected with a seal outer ring 206, a torsion spring is arranged between the seal outer ring 206 and the water inlet pipe 209, the outer wall of the seal outer ring 206 is fixedly connected with six third rotating shafts 204, each third rotating shaft 204 and the second rotating shaft 203 are in one-to-one correspondence, each second rotating shaft 203 and the third rotating shaft 204 corresponding to the second rotating shaft are fixedly connected with a telescopic supporting rod 205, the inner wall of the water inlet pipe 209 is rotatably connected with six seal blades 208, each torsion spring is arranged between the seal blades 208 and the inner wall, a guide block 207 is arranged in the seal outer ring 206, the guide block 207 is matched with the seal blades 208, and the seal blades 209 are respectively communicated with the second spray rod 104 and the first spray rod 105.

Specifically, every it spouts passageway 301 to be equipped with the side in the slider 201 to incline to spout, be equipped with six inlet channels 303 in the detection gyro wheel 106, inlet channel 303 communicates with each other with inlet tube 209, passageway 301 and inhalant canal 303 one-to-one are spouted to the side, every all the intercommunication has bellows 305 between the inhalant canal 303 that passageway 301 and rather than correspond is spouted to the side, the side is spouted passageway 301 and is kept away from bellows 305 one end and is equipped with side shower nozzle 302, inhalant canal 303 is equipped with pressure check valve 304 with the inhalant canal 209 intercommunication department.

The working principle is as follows:

when the device operates, a workpiece enters the etching bin 101, the spray head group sprays, the first spray rod 105 in the spray head group sprays the workpiece at an angle of 10-30 degrees towards the feeding hole, water flow between the second spray rod 104 and the first spray rod 105 is prevented from rushing to form a water pool on the workpiece, and etching errors are reduced.

When a workpiece to be sprayed is not transmitted to the detection roller 106, all side spraying sliding blocks 201 on the detection roller 106 are unfolded under the action of a torsion spring on the first rotating shaft 202, at the moment, the sealing outer ring 206 rotates clockwise under the action of the torsion spring, as six sealing blades 208 are rotatably connected to the water inlet pipe 209, at the moment, the sealing blades 208 rotate towards the center of the water inlet pipe 209 along the guide blocks 207 to seal the water inlet pipe 209, at the moment, along with the gradual increase of the liquid pressure inside the water inlet pipe 209, the liquid passes through the pressure one-way valve 304 and is sprayed out from the water inlet channel 303, the telescopic hose 305 and the side spraying channel 301 to clean the surrounding driving roller 107, so as to wash away residual etching residues, when the workpiece is transmitted to the detection roller 106, the side spraying sliding blocks 201 are pushed to rotate anticlockwise, when a second side spraying sliding block 201 rotates to the lower side of the workpiece, the side spraying sliding blocks 201 slide into the detection roller 106 under the pressure of the workpiece, at the moment, the second rotating shaft 203 moves towards the original unfolding position of the detection roller 106, at the moment, the telescopic support rod 205 pushes the sealing outer ring 206 to rotate clockwise, namely, the guide blocks 207 are connected to the inner wall of the guide blocks 207 which rotate clockwise, at the inner wall of the water inlet pipe 209 and are opened, at the inner wall of the working group of the water inlet pipe 209, at the moment, and the inner wall of the working spraying blocks 209 rotates to communicate with the working nozzle set of the water inlet pipe 209.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an effectively overcome work piece end to end etching effect difference's device, includes etching storehouse (101), its characterized in that: the etching device is characterized in that a spray head group is arranged in the etching bin (101), the spray head group is composed of a second spray rod (104) and a first spray rod (105), the second spray rod (104) is vertically opposite to an active roller (107), the first spray rod (105) is obliquely arranged relative to the second spray rod (104), the specific inclination angle of the second spray rod (104) is 10-30 degrees, a plurality of active rollers (107) are arranged below the spray head group, a feed port (103) is arranged at one end of the etching bin (101), a feed roller (102) is arranged at the outer end of the feed port (103), a pollution discharge cavity (109) is arranged in the etching bin (101), a filter plate (108) is fixedly connected onto the pollution discharge cavity (109), a detection roller (106) is arranged below the inclination angle of the first spray rod (105), six first rotating shafts (202) are fixedly connected onto the detection roller (106), a side spray slider (201) is rotatably connected onto each first rotating shaft (202), a torsion spring is arranged between the side spray slider (201) and the first rotating shaft (202), a second rotating shaft (203) is fixedly mounted onto each first rotating shaft (202), a detection roller (209) is provided with an outer ring (209), and a water inlet pipe (209) and a sealing seal 206) is arranged between the outer ring (209), sealed outer ring (206) outer wall fixedly connected with six third pivot (204), every third pivot (204), second pivot (203) one-to-one, every fixedly connected with telescopic strut (205) between second pivot (203) and the third pivot (204) rather than corresponding, inlet tube (209) inner wall rotates and is connected with six sealing blade (208), every be equipped with the torsional spring between sealing blade (208) and the inner wall, be equipped with guide block (207) in sealed outer ring (206), guide block (207) and sealing blade (208) phase-match, inlet tube (209) communicate with each other with second spray lance (104), first spray lance (105) respectively.

2. The apparatus of claim 1, wherein the apparatus is further configured to effectively overcome differences in etching effects between the head and the tail of the workpiece: every it spouts passageway (301) to be equipped with the side in slider (201) to spout the side, be equipped with six inlet channel (303) in detection gyro wheel (106), inlet channel (303) communicate with each other with inlet tube (209), passageway (301) and inlet channel (303) one-to-one are spouted to the side, every all the intercommunication has bellows (305) between passageway (301) and the inlet channel (303) rather than corresponding is spouted to the side, passageway (301) are spouted to the side is kept away from bellows (305) one end and is equipped with side shower nozzle (302), inlet channel (303) are equipped with pressure check valve (304) with inlet tube (209) intercommunication department.