CN214177659U

CN214177659U - Spray frame and etching system

Info

Publication number: CN214177659U
Application number: CN202023329184.6U
Authority: CN
Inventors: 贺海龙
Original assignee: Shenzhen Xuanyu Feilong Machinery Equipment Co ltd
Current assignee: Shenzhen Xuanyu Feilong Machinery Equipment Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-10
Anticipated expiration: 2030-12-30

Abstract

The utility model belongs to the technical field of the etching, especially, relate to a spray frame and etching system. The spray frame comprises a frame body structure, a pipeline structure and a connecting structure. The frame structure comprises a plurality of side plates, wherein the side plates are connected end to end and enclose a placement frame, two positioning grooves are formed in the inner wall of the placement frame, and the two positioning grooves are respectively located on two opposite side plates. The pipeline structure comprises a spraying pipe, wherein the spraying pipe is provided with a spraying flow channel, a liquid inlet for liquid to flow into the spraying flow channel and a liquid outlet for liquid to flow out of the spraying flow channel, and two ends of the spraying pipe are respectively arranged in two positioning grooves in a sliding manner. The connecting structure comprises two connecting bolts, and the two connecting bolts are used for detachably connecting the two ends of the spray pipe with the two side plates respectively. The utility model discloses can realize breaking away from of shower and two constant head tanks, and then can change or wash the shower, and need not to change whole spray rack, the dismouting of not only being convenient for but also the cost is reduced.

Description

Spray frame and etching system

Technical Field

The utility model belongs to the technical field of the etching, especially, relate to a spray frame and etching system.

Background

At present, in the manufacture process of circuit board, this process of developing needs to use the spray frame to spray liquid medicine on the circuit board and get rid of the green oil that the circuit board face needs clear away, current spray frame generally adopts main spray tube and spray tube of design as an organic whole, the green oil deposit that liquid medicine washs down in the use is in the spray tube of spray frame, lead to the spray tube to block up, the liquid medicine flow reduces, produce liquid medicine and spray inhomogeneous and develop bad phenomenon such as unclean, consequently, the spray frame need be changed or wash after using a period of time, and the spray frame of integral type needs whole changes, it is fairly inconvenient to wash and maintain, and it is high with high costs to change brand-new spray frame.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a spray rack, aim at solving the problem that spray rack dismantled.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: there is provided a spray rack for spraying a liquid, the spray rack comprising:

the frame structure comprises a plurality of side plates, the side plates are connected end to end and enclose a placement frame, two positioning grooves are formed in the inner wall of the placement frame, and the two positioning grooves are respectively located on two side plates which are arranged oppositely;

the pipeline structure comprises a spray pipe, the spray pipe is provided with a spray flow channel, a liquid inlet for the liquid to flow into the spray flow channel and a liquid outlet for the liquid to flow out of the spray flow channel, and two ends of the spray pipe are respectively arranged on the two positioning grooves in a sliding manner; and

the connecting structure comprises two connecting bolts, and the two connecting bolts are respectively used for detachably connecting the two ends of the spray pipe with the two side plates.

In one embodiment, the connection structure includes a connection bolt, the two ends of the shower pipe are both provided with connection holes, the hole wall of each connection hole is provided with an internal thread adapted to the connection bolt, the side plate is provided with a through groove corresponding to the positioning groove, and the threaded end of the connection bolt penetrates through the through groove and is screwed into the connection hole.

In one embodiment, the connecting structure comprises a connecting bolt, the edge of the frame opening of the mounting frame is provided with a positioning hole communicated with the positioning groove, the wall of the positioning hole is provided with an internal thread matched with the connecting bolt, and the threaded end of the connecting bolt is screwed in the positioning hole and abuts against the shower pipe.

In one embodiment, the connecting bolt comprises a threaded rod and a rotating head for manual operation, wherein one end of the threaded rod is provided with an external thread, and the other end of the threaded rod is connected with the rotating head.

In one embodiment, the extension path of the spray pipe is arranged in a non-straight line.

In one embodiment, the liquid outlet is provided with a plurality of liquid outlets, each liquid outlet is arranged at intervals along the extending path of the spraying pipe, the extending path of the spraying pipe is arranged in a wave shape, and at least one liquid outlet is arranged between the wave crest and the wave trough of the spraying pipe.

In one embodiment, the liquid outlet is provided with a nozzle, and the nozzle is connected with the edge of the liquid outlet in a buckling manner.

In one embodiment, two liquid inlets are formed in the spray pipe, and the two liquid inlets are symmetrically arranged around the center of the spray pipe.

In one embodiment, the spray pipes are arranged in a plurality at intervals.

It is also an object of the present application to provide an etching system comprising a spray rack as described above.

The beneficial effect of this application lies in: through loosening the connecting bolts at the two ends of the spraying pipe, the two ends of the spraying pipe rotate along the positioning grooves and back to back, so that the spraying pipe can be separated from the two positioning grooves, the spraying pipe can be replaced or cleaned, the whole spraying frame does not need to be replaced, the disassembly and the assembly are convenient, and the cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of a spray rack according to an embodiment of the present application;

fig. 2 is a schematic perspective view of a spray rack according to another embodiment of the present application;

FIG. 3 is a schematic perspective view of the shower of FIG. 1;

FIG. 4 is a perspective view of the frame structure of the embodiment shown in FIG. 1;

fig. 5 is a schematic perspective view of a frame structure in yet another embodiment of fig. 2.

Wherein, in the figures, the respective reference numerals:

100. a spray rack; 10. a frame structure; 11. a side plate; 111. positioning a groove; 112. a through groove; 113. a mounting frame; 114. positioning holes; 20. a pipe structure; 21. a shower pipe; 30. a connecting structure; 31. a connecting bolt; 211. a liquid inlet; 311. a threaded rod; 312. rotating the head; 212. a liquid outlet; 213. connecting holes;

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 3, a spray rack 100 for spraying a liquid, in this embodiment, the liquid is a chemical solution for etching a circuit board, is provided. The spray rack 100 includes a frame structure 10, a connection structure 30, and a duct structure 20. Frame structure 10, including a plurality of curb plates 11, each curb plate 11 end to end and enclose and settle frame 113, optionally, curb plate 11 is provided with four in this embodiment, and four curb plates 11 end to end connect and form square settling frame 113. The inner wall of the mounting frame 113 is provided with two positioning grooves 111, and the two positioning grooves 111 are respectively located on two side plates 11 which are arranged oppositely, that is, the two positioning grooves 111 are respectively located on the two side plates 11 which are arranged in parallel. The pipeline structure 20 includes a spraying pipe 21, and the spraying pipe 21 is provided with a spraying flow channel, a liquid inlet 211 for liquid to flow into the spraying flow channel, and a liquid outlet 212 for liquid to flow out of the spraying flow channel. It can be understood that the liquid medicine enters the spraying flow channel from the liquid inlet 211 and flows out of the spraying flow channel from the liquid outlet 212 to be sprayed on the circuit board positioned below. Two ends of the spraying pipe 21 are respectively arranged in the two positioning grooves 111 in a sliding manner. It can be understood that, during assembly, the spraying pipe 21 can be inclined relative to the positioning grooves 111, and then the two ends of the spraying pipe 21 are clamped into the two positioning grooves 111. The connecting structure 30 includes two connecting bolts 31, and the two connecting bolts 31 detachably connect the two side plates 11 to the two ends of the shower pipe 21, respectively.

Referring to fig. 1 and 3, by loosening the connecting bolts 31 at the two ends of the spray pipe 21 and rotating the two ends of the spray pipe 21 back to back along the positioning slots 111, the spray pipe 21 can be separated from the two positioning slots 111, and the spray pipe 21 can be replaced or cleaned without replacing the whole spray rack 100, which is not only convenient for disassembly and assembly, but also reduces the cost.

In one embodiment, the connection structure 30 includes a connection bolt 31, the two ends of the shower pipe 21 are both provided with connection holes 213, the hole wall of the connection hole 213 is provided with an internal thread adapted to the connection bolt 31, the side plate 11 is provided with a through groove 112 corresponding to the location of the positioning groove 111, and the threaded end of the connection bolt 31 penetrates through the through groove 112 and is screwed into the connection hole 213. It will be appreciated that the removable attachment and positioning of the shower 21 and the frame structure is achieved by the threaded engagement of the attachment bolts 31 and the attachment holes 213. When a plurality of spray pipes 21 are arranged, the distance between two adjacent spray pipes 21 can be adjusted, so that the distribution of the spray pipes 21 is matched with the etching requirement of the circuit board, and the etching effect of the circuit board is improved.

Referring to fig. 1 and 3, in one embodiment, the connection structure 30 includes a connection bolt 31, a positioning hole 114 communicating with the positioning groove 111 is formed at an edge of a frame opening of the mounting frame 113, an inner thread adapted to the connection bolt 31 is formed at a hole wall of the positioning hole 114, and a threaded end of the connection bolt 31 is screwed into the positioning hole 114 and abuts against the shower pipe 21. It will be appreciated that the removable attachment and positioning of the shower 21 and frame structure is achieved by the threaded engagement of the attachment bolts 31 and the locating holes 114.

Referring to fig. 3 and 5, in an embodiment, the connection bolt 31 includes a threaded rod 311 and a rotating head 312 for manual operation, wherein one end of the threaded rod 311 is provided with an external thread, and the other end of the threaded rod 311 is connected to the rotating head 312. The rotating head 312 is operated by human hand to rotate, so that the connecting bolt 31 is screwed and loosened, and the operation is simple and convenient.

In one embodiment, the extension path of the shower pipe 21 is non-linearly arranged. Optionally, the showers 21 are arranged in a non-linear manner, and it is understood that the circuit board is located below the showers 21, and the non-linear arrangement of the showers 21 can cover as much area of the circuit board as possible, thereby facilitating uniformity of the shower etching.

Referring to fig. 1 and 3, in an embodiment, a plurality of liquid outlets 212 are formed, each of the liquid outlets 212 is disposed at intervals along an extending path of the shower pipe 21, the extending path of the shower pipe 21 is disposed in a wave shape, and at least one liquid outlet 212 is disposed between a peak and a trough of the shower pipe 21. A plurality of liquid outlets 212 are arranged along the extending path of the spray pipe 21, and the spraying areas of the liquid outlets 212 are overlapped on the circuit board, so that the uniformity of liquid medicine spraying is improved.

Referring to fig. 1 and 3, in one embodiment, two liquid inlets 211 are formed, and the two liquid inlets 211 are symmetrically disposed about the center of the shower pipe 21. It can be understood that, through the two symmetrically arranged liquid inlets 211, the distances from the liquid medicine flowing into the spraying flow channel to the liquid outlets 212 are as equal as possible, so that the liquid output of each liquid outlet 212 is uniform, and the etching quality of the circuit board is improved.

In one embodiment, the liquid outlets 212 are provided with a nozzle, and the nozzle is connected with the edge of the liquid outlet 212 in a snap-fit manner.

In one embodiment, the shower pipe 21 is provided in plurality at intervals.

Referring to fig. 1 and fig. 3, the present invention further provides an etching system, which includes a spraying frame 100, the specific structure of the spraying frame 100 refers to the above embodiments, and since the etching system adopts all the technical solutions of all the above embodiments, the etching system also has all the beneficial effects brought by the technical solutions of the above embodiments, and the details are not repeated herein.

In one embodiment, the etching system further comprises a liquid inlet pipe and a liquid outlet pipe, wherein one end of the liquid inlet pipe is connected to the liquid inlet 211, and one end of the liquid outlet pipe is connected to the liquid outlet 212.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims

1. A spray rack for spraying a liquid, the spray rack comprising:

2. The spray rack of claim 1, wherein: the connecting structure comprises a connecting bolt, connecting holes are formed in the two ends of the spray pipe, internal threads matched with the connecting bolt are formed in the hole wall of the connecting hole, a through groove is formed in the position, corresponding to the positioning groove, of the side plate, and the threaded end of the connecting bolt penetrates through the through groove and is screwed into the connecting hole.

3. The spray rack of claim 1, wherein: the connecting structure comprises a connecting bolt, a positioning hole communicated with the positioning groove is formed in the edge of the frame opening of the placement frame, an internal thread matched with the connecting bolt is formed in the hole wall of the positioning hole, and the threaded end of the connecting bolt is screwed in the positioning hole and abutted to the spray pipe.

4. The spray rack of claim 1, wherein: the connecting bolt comprises a threaded rod and a rotating head for manual operation, wherein an external thread is formed in one end of the threaded rod, and the other end of the threaded rod is connected with the rotating head.

5. The spray rack of any of claims 1-4, wherein: the extension path of the spray pipe is arranged in a non-linear mode.

6. The spray rack of claim 5, wherein: the liquid outlet is provided with a plurality of, each the liquid outlet follows the extended path interval of shower sets up, the extended path of shower is the wave setting, sets up a liquid outlet between the crest and the trough of shower at least.

7. The spray rack of any of claims 1-4, wherein: the liquid outlet department of setting all is provided with a nozzle, the nozzle buckle is connected the edge of liquid outlet.

8. The spray rack of any of claims 1-4, wherein: two liquid inlets are formed, and the two liquid inlets are symmetrically arranged about the center of the spraying pipe.

9. The spray rack of any of claims 1-4, wherein: the shower is provided with a plurality of at intervals.

10. An etching system comprising the spray rack of any of claims 1-9.