CN214800054U

CN214800054U - Etching equipment for manufacturing macro/micro base station high-frequency high-speed PCB for 5G communication

Info

Publication number: CN214800054U
Application number: CN202023351649.8U
Authority: CN
Inventors: 郑小红; 张忠庆; 袁丕盛; 易振林; 向良才
Original assignee: Xingda Hongye Pcb Co Of Guangdong Ltd
Current assignee: Xingda Hongye Pcb Co Of Guangdong Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-19
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a 5G is etching equipment for preparation of macro/micro base station high frequency high speed PCB board for communication, which comprises a frame, liquid medicine case and spray mechanism, left and right sides in the frame all is equipped with the connecting plate, spray mechanism is including a plurality of shower, be equipped with articulated seat in the left and right sides of frame, both sides all are equipped with elastic component around the frame, still be equipped with first drive mechanism in the frame, second drive mechanism, power drive mechanism and switching mechanism, power drive mechanism can the work of first drive mechanism of independent drive or second drive mechanism respectively, switching mechanism can make and be connected or break away from between power drive mechanism and first drive mechanism or the second drive mechanism. The utility model discloses simple structure, can effectively improve the etching homogeneity, energy saving and consumption reduction.

Description

Etching equipment for manufacturing macro/micro base station high-frequency high-speed PCB for 5G communication

Technical Field

The invention relates to the technical field of PCB (printed circuit board) processing, in particular to etching equipment for preparing a macro/micro base station high-frequency high-speed PCB for 5G communication.

Background

With the increasing development of the electronic industry, the application field of Printed Circuit Boards (PCBs) is more and more extensive, which correspondingly requires that the related processes can meet the increasingly newer development requirements.

Etching (etching) is a technique for removing a substrate of a printed circuit board by using a chemical reaction or a physical impact action, and can be divided into wet etching (wet etching) and dry etching (dry etching), generally referred to as photochemical etching (photochemical etching), which means that after exposure plate making and development, a protective film in an area to be etched is removed, and the protective film is contacted with a chemical solution during etching to achieve the effect of dissolution and corrosion, so that the effect of forming concave-convex or hollow-out is achieved.

Spraying is an important step in the etching process, and has great influence on the uniformity and stability of the etching capacity.

In the PCB manufacturing industry, the horizontal transmission spray type steel plate etching machine is the mainstream at present, the requirement on the precision of chemical etching processing is improved, the capacity of the equipment is limited at present, the spraying uniformity is not good enough, the etching effect on the periphery of the substrate is good easily, and the etching of the middle part of the substrate is not uniform, so that high, precise and fine circuits cannot be produced.

Disclosure of Invention

The invention aims to provide etching equipment for preparing a macro/micro base station high-frequency and high-speed PCB for 5G communication, which solves the problems of the background technology.

In order to achieve the purpose, the invention adopts the following scheme: the utility model provides an etching equipment is used in preparation of 5G communication macro/micro base station high frequency high speed PCB board, including the frame, set up in medicine liquid case and spraying mechanism in the frame the left and right sides of frame all is equipped with the connecting plate of front and back connection, spraying mechanism is including a plurality of shower, the both ends of shower are rotated and are connected two between the connecting plate, and there are a plurality of shower heads along the axial equipartition interval of shower on the shower the left and right sides of frame is equipped with articulated seat, the both sides of medicine liquid case are rotated and are installed and are made between two articulated seats medicine liquid case can be for the frame fore-and-aft swing, both sides all are equipped with the elastic component that can make medicine liquid case can keep the horizontal parallel state around the frame still be equipped with in the frame and can drive the reciprocating motion's of shower first drive mechanism, can drive medicine liquid case reciprocating motion's second drive mechanism, The power driving mechanism can respectively and independently drive the first transmission mechanism or the second transmission mechanism to work, and the switching mechanism can enable the power driving mechanism to be connected with or separated from the first transmission mechanism or the second transmission mechanism.

Further, still including evacuation mechanism, evacuation mechanism including set up in the support body of frame one side be equipped with the pump body on the support body the exit end of the pump body is connected with the ejector, be equipped with the imbibition mouth that is used for absorbing the liquid medicine in the liquid medicine tank on the air duct of ejector the entrance point of the pump body with the liquid medicine tank communicates mutually.

Further, power drive mechanism is including setting up the mount pad of frame one side be equipped with the motor on the mount pad the movable sleeve of axial direction along the output shaft on the output shaft of motor is equipped with the sleeve the output shaft outer wall is equipped with the guide block be equipped with the spout on the sleeve, the guide block slides and sets up in the spout the sleeve outer end is equipped with incomplete gear the frame is close to one side of mount pad and controls the interval and have two drive assembly, two drive assembly structure is the same, slides respectively including ability front and back the removal strip of frame one side be equipped with oval ring frame on the removal strip the inboard upper and lower wall of oval ring frame be equipped with respectively can with incomplete gear engagement's transmission rack.

Furthermore, the first transmission mechanism comprises a gear arranged at one end of the spray pipe, a rack capable of being meshed with the gear slides forwards and backwards outside the connecting plate, and the rack is fixedly connected with a right driving assembly.

Furthermore, second drive mechanism is including setting up on one of them axis of rotation of liquid medicine case and upwards extend the vertical extension strip that sets up extend the strip run through on the extension strip and be equipped with vertical spout, be equipped with the direction cylinder on left drive assembly, the activity of direction cylinder sets up in the vertical spout.

Furthermore, the switching mechanism comprises a push rod motor arranged on the mounting seat, moving parts are arranged on a push rod of the push rod motor, a U-shaped clamping groove is formed in one side of each moving part, a ring body is arranged on the sleeve, and the outer wall surface of the ring body is arranged in the U-shaped clamping groove.

Furthermore, the elastic component comprises supporting plates which are arranged on the front side and the rear side of the rack and are positioned below the liquid medicine tank, and springs are connected between the supporting plates.

In summary, compared with the prior art, the invention has the beneficial effects that: two ends of the spray pipe are rotatably arranged on a connecting plate of the rack, and the spray pipe can be driven to swing in a reciprocating manner through the first transmission mechanism, so that the sprayed solution is not fixed at one position, and the solution is sprayed on each part of the surface of the PCB; in addition, the liquid medicine box is arranged in a swinging mode and is driven to swing back and forth through the second transmission mechanism, so that the flow of the liquid medicine solution is accelerated, the etching uniformity is improved, the etching precision can be improved by 60% through double swinging of the spray pipe and the liquid medicine box, and the highest corrosion precision reaches +/-1 filament; in addition, the first transmission mechanism and the second transmission mechanism are driven by the power driving mechanism to work and are switched and connected by the switching mechanism, so that the two mechanisms can be driven to work through one power device, and the purposes of energy conservation and consumption reduction can be achieved.

Drawings

Fig. 1 is a perspective view of the present invention.

FIG. 2 is a side view of the present invention.

FIG. 3 is an enlarged view of a portion of FIG. 1 according to the present invention.

Fig. 4 is a partially enlarged schematic view of the present invention.

FIG. 5 is a schematic view of a partial gear of the present invention in connection with a drive assembly.

Description of reference numerals: 1. a frame; 2. a medicine water tank; 3. a spraying mechanism; 4. a connecting plate; 5. a shower pipe; 6. a shower head; 7. a hinged seat; 8. an elastic component; 200. a vacuum pumping mechanism; 21. a frame body; 22. a pump body; 23. an outlet end; 24. an ejector; 25. an air duct; 26. a liquid suction nozzle; 27. an inlet end; 31. a mounting seat; 32. a motor; 33. an output shaft; 34. a sleeve; 35. a guide block; 36. a chute; 37. an incomplete gear; 38. a drive assembly; 39. a moving bar; 301 an elliptical ring frame; 302. a drive rack; 41. a gear; 42. a rack; 51. an extension bar; 52. a vertical chute; 61. a push rod motor; 62. a moving member; 63. a U-shaped clamping groove is arranged; 64. a torus; 71. a support plate; 72. a spring.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of describing the present invention and are not intended to represent a particular relationship between the various embodiments and/or configurations discussed.

Furthermore, spatially relative terms, such as "below" … "," below "," inside-out "," above "," upper "and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature during use or operation of the device, and may include different orientations of the device during use or operation of the device as illustrated in the figures. The devices may be rotated 90 degrees or other orientations from different orientations and the spatially relative descriptors used therein should be interpreted as such and are not to be construed as limiting the invention, and the terms "first" and "second" are used for descriptive purposes only and are not intended to indicate or imply relative importance or to implicitly indicate 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.

The invention is further described in the following figures and detailed description: as shown in fig. 1 to 5, the etching equipment for preparing the macro/micro base station high-frequency high-speed PCB for 5G communication comprises a frame 1, a liquid medicine tank 2 arranged on the frame 1 and a spraying mechanism 3, wherein the left side and the right side of the frame 1 are respectively provided with a front connecting plate 4 and a rear connecting plate 4, the spraying mechanism 3 comprises a plurality of spraying pipes 5, two ends of each spraying pipe 5 are rotatably connected between the two connecting plates 4, a plurality of spraying heads 6 are uniformly distributed on each spraying pipe 5 along the axial direction of the spraying pipe 5 at intervals, hinged seats 7 are arranged on the left side and the right side of the frame 1, two sides of the liquid medicine tank 2 are rotatably arranged between the hinged seats 7, so that the liquid medicine tank 2 can swing back and forth relative to the frame 1, elastic components 8 capable of keeping the liquid medicine tank 2 in a horizontal parallel state are arranged on the front side and the rear side of the frame 1, and a first transmission mechanism capable of driving the spraying pipes 5 to rotate back and forth, The spraying device comprises a second transmission mechanism, a power driving mechanism and a switching mechanism, wherein the second transmission mechanism can drive the liquid medicine tank 2 to swing in a reciprocating mode, the power driving mechanism can respectively and independently drive the first transmission mechanism or the second transmission mechanism to work, the switching mechanism can enable the power driving mechanism and the first transmission mechanism or the second transmission mechanism to be connected or separated, two ends of a spraying pipe 5 are installed on a connecting plate 4 of the rack 1 in a rotating mode, the spraying pipe 5 can be driven to swing in a reciprocating mode through the first transmission mechanism, sprayed solution is not fixed on one position, and therefore the solution is sprayed on each position of the surface of the PCB; in addition, the liquid medicine box 2 is arranged in a swinging mode, the liquid medicine box 2 is driven to swing back and forth through the second transmission mechanism, so that the liquid medicine solution can flow fast, the etching uniformity is improved, the etching precision can be improved by 60% through double swinging of the spray pipe 5 and the liquid medicine box 2, and the highest corrosion precision reaches +/-1 wire; in addition, the first transmission mechanism and the second transmission mechanism are driven by the power driving mechanism to work and are switched and connected by the switching mechanism, so that the two mechanisms can be driven to work through one power device, and the purposes of energy conservation and consumption reduction can be achieved.

Referring to fig. 1-2, the portable liquid medicine dispenser further comprises a vacuumizing mechanism 200, the vacuumizing mechanism 200 comprises a frame body 21 arranged on one side of the frame 1, a pump body 22 is arranged on the frame body 21, an outlet end 23 of the pump body 22 is connected with an ejector 24, a liquid suction nozzle 26 for sucking liquid medicine in the liquid medicine tank 2 is arranged on an air duct 25 of the ejector 24, an inlet end 27 of the pump body 22 is communicated with the liquid medicine tank 2 through a hose, when the portable liquid medicine dispenser works, the liquid medicine is drawn out of the liquid medicine tank 2 by the pump body 22, vacuum is formed in a gas mixing chamber inside the ejector 24 when high-speed flowing liquid medicine passes through the ejector 24, negative pressure is formed between the gas mixing chamber of the ejector 24 and the outside, the liquid medicine on an external PCB is sucked into the air duct 25 through the liquid suction nozzle 26, the optimal water suction effect is achieved, and the principle of the portable liquid medicine dispenser is the same as that of the prior art.

Referring to fig. 2-3 and 5, the power driving mechanism includes a mounting base 31 disposed on one side of the frame 1, a motor 32 is disposed on the mounting base 31, the motor 32 is a servo motor, a sleeve 34 is movably sleeved on an output shaft 33 of the motor 32 along an axial direction of the output shaft 33, a guide block 35 is disposed on an outer wall of the output shaft 33, a sliding slot 36 is disposed on the sleeve 34, the guide block 35 is slidably disposed in the sliding slot 36, an incomplete gear 37 is disposed at an outer end of the sleeve 34, two driving assemblies 38 are spaced at left and right sides of one side of the frame 1 close to the mounting base 31, the two driving assemblies 38 have the same structure and respectively include a moving bar 39 capable of sliding back and forth on one side of the frame 1, an elliptical ring frame 301 is disposed on the moving bar 39, and transmission racks 302 capable of meshing with the incomplete gear 37 are disposed on upper and lower wall surfaces of an inner side of the elliptical ring frame 301, the incomplete gear 37 is sequentially engaged with the driving racks 302 at the upper and lower sides, so that the moving bar 39 and the elliptical ring frame 301 can be driven to slide back and forth.

Referring to fig. 1, the first transmission mechanism includes a gear 41 disposed at one end of the shower pipe 5, a rack 42 capable of engaging with the gear 41 slides back and forth outside the connecting plate 4, the rack 42 is fixedly connected to the right driving assembly 38, and the left driving assembly 38 drives the rack 42 to reciprocate back and forth, so that the shower pipe 5 swings back and forth through the gear 41.

Referring to fig. 4, the second transmission mechanism includes an extending bar 51 which is disposed on one of the rotation shafts of the liquid medicine tank 2 and vertically extends upward, a vertical sliding groove 52 is disposed on the extending bar 51 in a penetrating manner, a guiding cylinder 53 is disposed on the left driving assembly 38, the guiding cylinder 53 is movably disposed in the vertical sliding groove 52, the right driving assembly 38 drives the guiding cylinder 53 to reciprocate back and forth, and then the rotation shaft of the liquid medicine tank 2 reciprocates through the vertical sliding groove 52 on the extending bar 51, so as to realize the back and forth reciprocating swing of the liquid medicine tank 2.

Referring to fig. 3 and 5, the switching mechanism includes a push rod motor 61 disposed on the mounting base 31, a moving member 62 is disposed on a push rod of the push rod motor 61, a U-shaped slot 63 is disposed on one side of the moving member 62, a circular ring 64 is disposed on the sleeve 34, an outer wall surface of the circular ring 64 is disposed in the U-shaped slot 63, when switching is required, the push rod motor 61 drives the moving member 62 to move, the circular ring 64 on the sleeve 34 is disposed in the U-shaped slot 63, and then moves together with the circular ring 64, the sleeve 34 and the incomplete gear 37, so that the incomplete gear 37 moves from the left driving assembly 38 to the right driving assembly 38, thereby achieving switching.

Referring to fig. 2, the elastic assembly 8 includes support plates 71 disposed at the front and rear sides of the frame 1 and located below the liquid medicine tank 2, a spring 72 is connected between the support plates 71, and when the spray pipe 5 swings to spray, the liquid medicine tank 2 can be in a horizontal parallel state, so that the liquid medicine in the liquid medicine tank 2 can better soak the PCB plates.

The specific working principle of the invention is as follows:

placing a PCB to be etched into the liquid medicine box 2, enabling the motor 32 to work, enabling the incomplete gear 37 to be connected with the driving component 38 on the left side, enabling the incomplete gear 37 to be sequentially meshed with the transmission gears 302 on the upper side and the lower side, enabling the oval ring frame 301, the moving strip 39 and the rack 42 to move back and forth in a reciprocating mode, enabling the rack 42 to be meshed with the gear 41, and driving the spray pipe 5 to swing back and forth to spray; then, the push rod motor 61 works, the circular ring body 64, the sleeve 34 and the incomplete gear 37 are driven to move rightwards through the U-shaped clamping groove 63 on the moving piece 62, the incomplete gear 37 is separated from the left driving component 38 before and is connected with the right driving component 38, when the motor 32 drives the incomplete gear 37 to rotate, the right driving component 38 drives the guide cylinder 53 to reciprocate forwards and backwards, the rotating shaft of the medicine water tank 2 swings in a reciprocating manner through the vertical sliding groove 52 on the extension strip 51, the medicine water tank 2 swings forwards and backwards in a reciprocating manner, through the double swinging of the spray pipe 5 and the medicine water tank 2, the etching precision can be improved by 60%, and the highest corrosion precision reaches +/-1 wire; after the PCB is etched, the vacuumizing mechanism 200 works, the pump body 22 pumps the liquid medicine out of the liquid medicine tank 2, the liquid medicine flowing at a high speed can form vacuum in the air mixing chamber inside the ejector 24 when passing through the ejector 24, negative pressure is formed between the air mixing chamber of the ejector 24 and the outside, and the liquid medicine on the external PCB is sucked into the air guide pipe 25 through the liquid suction nozzle 26, so that the optimal water suction effect is achieved.

While there have been shown and described the fundamental principles and principal features of the invention and advantages thereof with reference to the drawings, it will be understood by those skilled in the art that the invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a 5G is etching equipment for preparation of macro/little basic station high frequency high speed PCB board for communication which characterized in that: comprises a frame (1), a liquid medicine tank (2) arranged on the frame (1) and a spraying mechanism (3), wherein the left side and the right side of the frame (1) are respectively provided with a front connecting plate (4) and a rear connecting plate (4), the spraying mechanism (3) comprises a plurality of spraying pipes (5), the two ends of each spraying pipe (5) are rotatably connected between the two connecting plates (4), a plurality of spraying heads (6) are uniformly distributed on the spraying pipes (5) along the axial direction of the spraying pipes (5), hinging seats (7) are arranged on the left side and the right side of the frame (1), the two sides of the liquid medicine tank (2) are rotatably arranged between the two hinging seats (7) so that the liquid medicine tank (2) can swing back and forth relative to the frame (1), elastic components (8) which can enable the liquid medicine tank (2) to keep a horizontal parallel state are arranged on the front side and the rear side of the frame (1), the machine frame (1) is further provided with a first transmission mechanism capable of driving the spray pipe (5) to rotate in a reciprocating mode, a second transmission mechanism capable of driving the liquid medicine tank (2) to swing in a reciprocating mode, a power driving mechanism and a switching mechanism, the power driving mechanism can drive the first transmission mechanism or the second transmission mechanism to work independently, and the switching mechanism can enable the power driving mechanism to be connected with or separated from the first transmission mechanism or the second transmission mechanism.

2. The etching equipment for manufacturing macro/micro base station high frequency and high speed PCB board for 5G communication according to claim 1, wherein: still including evacuation mechanism (200), evacuation mechanism (200) including set up in support body (21) of frame (1) one side be equipped with the pump body (22) on support body (21) exit end (23) of the pump body (22) are connected with ejector (24), be equipped with on air duct (25) of ejector (24) and be used for inhaling the liquid suction mouth (26) of the liquid medicine in the liquid medicine tank (2) of drawing the medicine inlet port (27) of the pump body (22) with liquid medicine tank (2) are linked together.

3. The etching equipment for manufacturing macro/micro base station high frequency and high speed PCB board for 5G communication according to claim 1, wherein: the power driving mechanism comprises a mounting seat (31) arranged on one side of the rack (1), a motor (32) is arranged on the mounting seat (31), a sleeve (34) is movably sleeved on an output shaft (33) of the motor (32) along the axial direction of the output shaft (33), a guide block (35) is arranged on the outer wall of the output shaft (33), a sliding groove (36) is formed in the sleeve (34), the guide block (35) is arranged in the sliding groove (36) in a sliding manner, an incomplete gear (37) is arranged at the outer end of the sleeve (34), two driving components (38) are arranged on one side, close to the mounting seat (31), of the rack (1) at a left-right interval, the driving components (38) are identical in structure and respectively comprise a moving strip (39) capable of sliding forwards and backwards on one side of the rack (1), an oval ring frame (301) is arranged on the moving strip (39), and the upper wall surface and the lower wall surface of the inner side of the oval ring frame (301) are respectively provided with a transmission rack (302) which can be meshed with the incomplete gear (37).

4. The etching equipment for manufacturing macro/micro base station high frequency and high speed PCB board for 5G communication according to claim 3, wherein: the first transmission mechanism comprises a gear (41) arranged at one end of the spray pipe (5), a rack (42) capable of being meshed with the gear (41) slides forwards and backwards outside the connecting plate (4), and the rack (42) is fixedly connected with a right driving assembly (38).

5. The etching equipment for manufacturing macro/micro base station high frequency and high speed PCB board for 5G communication according to claim 3, wherein: the second transmission mechanism comprises an extension strip (51) which is arranged on one of the rotating shafts of the liquid medicine tank (2) and vertically extends upwards, a vertical sliding groove (52) is formed in the extension strip (51) in a penetrating mode, a guide cylinder (53) is arranged on the left driving assembly (38), and the guide cylinder (53) is movably arranged in the vertical sliding groove (52).

6. The etching equipment for manufacturing macro/micro base station high frequency and high speed PCB board for 5G communication according to claim 3, wherein: the switching mechanism comprises a push rod motor (61) arranged on the mounting seat (31), a moving piece (62) is arranged on a push rod of the push rod motor (61), a U-shaped clamping groove (63) is formed in one side of the moving piece (62), a ring body (64) is arranged on the sleeve (34), and the outer wall surface of the ring body (64) is arranged in the U-shaped clamping groove (63).

7. The etching equipment for manufacturing macro/micro base station high frequency and high speed PCB board for 5G communication according to claim 1, wherein: elastic component (8) are including setting up both sides and being located frame (1) front and back backup pad (71) of liquid medicine case (2) below be connected with spring (72) between backup pad (71).