CN118832663B - Dust treatment device for cutting and processing circuit board - Google Patents
Dust treatment device for cutting and processing circuit board Download PDFInfo
- Publication number
- CN118832663B CN118832663B CN202411312485.8A CN202411312485A CN118832663B CN 118832663 B CN118832663 B CN 118832663B CN 202411312485 A CN202411312485 A CN 202411312485A CN 118832663 B CN118832663 B CN 118832663B
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- Prior art keywords
- cutting
- air
- exhaust
- circuit board
- sleeve frame
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D7/1845—Means for removing cut-out material or waste by non mechanical means
- B26D7/1854—Means for removing cut-out material or waste by non mechanical means by air under pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
- B26D7/1845—Means for removing cut-out material or waste by non mechanical means
- B26D7/1863—Means for removing cut-out material or waste by non mechanical means by suction
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0052—Depaneling, i.e. dividing a panel into circuit boards; Working of the edges of circuit boards
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention relates to the field of cutting and processing of circuit boards, and provides a dust treatment device for cutting and processing of the circuit boards, which comprises a base fixedly arranged at the lower part of the cutting device, a hollowed carrier plate, exhaust pipes, an exhaust sleeve frame, an installation ring, an air ejector sleeve frame and a conical air ejector, wherein the exhaust pipes are arranged on the base, the exhaust pipes are arranged on the side wall of the hollowed carrier plate and exhaust from the lower part of the hollowed carrier plate from inside to outside, the exhaust sleeve frame is provided with an exhaust square pipe extending from the side wall and arranged on a cutting shaft of the cutting device and moves along the cutting shaft, the installation ring is installed in the exhaust sleeve frame, the air ejector is uniformly arranged on the installation ring at intervals, and the conical air ejector is installed at the air outlet end part of the air ejector. According to the invention, the air extraction sleeve frame moving along with the cutting shaft and the conical air nozzle arranged in the air extraction sleeve frame are arranged, so that dust is sucked simultaneously on the upper side and the lower side of the circuit board in the process of cutting the circuit board by the cutting device, and the cutting dust can be collected to the greatest extent.
Description
Technical Field
The invention relates to the field of cutting processing of circuit boards, in particular to a dust treatment device for cutting processing of circuit boards.
Background
After the circuit board is manufactured, the bare circuit board of the finished circuit board is required to be cut by using a board dividing cutting device, and the bare circuit board is divided into single independent boards which can be directly used, and finally the circuit board is packaged. Because the circuit board is made of a plurality of different material combinations, fine particle dust is extremely easy to generate in the process of cutting the circuit board, and the dust is sucked into the circuit board to influence health, if the dust is adhered to the circuit board, the use effect is influenced in the subsequent use, so that the circuit board needs to carry out necessary collection treatment on the generated dust in the cutting process.
The existing dust removing mode mainly comprises the steps that the bottom of a cutting table is arranged in a hollowed-out mode, and a plurality of air exhaust channels are arranged at the bottom of the cutting table, so that dust generated in the cutting process is pumped away from the bottom, but the problem that part of dust drifts out still occurs in the mode, and the main reason for the problem is that part of dust still cannot be effectively cleaned because a slit generated in the cutting process of a circuit board can generate branch airflow vortex in main airflow which flows downwards and is influenced by objects such as the shape structure of the bottom of the cutting table, the circuit board and a circuit board clamping jig, part of dust can be wrapped and clamped by the formed branch airflow vortex to circulate in the air exhaust channels, and part of dust wrapped in the branch airflow vortex flows backwards and drifts out from other channel ports.
Disclosure of Invention
The present invention is directed to solving the technical problems of the prior art, and therefore, the present invention provides a dust treatment device for cutting and processing a circuit board.
The dust treatment device for the circuit board cutting processing comprises a base fixedly arranged at the lower part of the cutting device, a hollowed carrier plate, an exhaust pipe, an exhaust sleeve frame, a mounting ring and a conical air nozzle, wherein the exhaust pipe is arranged on the base, the exhaust pipe is arranged on the side wall of the hollowed carrier plate and is used for exhausting air from the lower part of the hollowed carrier plate from inside to outside, the exhaust sleeve frame is provided with an exhaust square pipe extending from the side wall, the exhaust sleeve frame is arranged on a cutting shaft of the cutting device and moves along the cutting shaft, the mounting ring is arranged in the exhaust sleeve frame, the air nozzles are uniformly arranged on the mounting ring at intervals, the conical air nozzle is arranged at the air outlet end part of the air nozzle, the conical air nozzle is arranged around the cutting shaft in a radial direction, the conical air nozzle is bent and obliquely arranged and faces to the position right below the processing shaft, and when the exhaust sleeve frame is used for exhausting air in the area, the air nozzle is arranged in the exhaust sleeve frame and continuously and intermittently ejects air.
As a further improvement, the hollowed-out carrier plate comprises a plurality of strip-shaped through holes uniformly and downwards arranged at intervals from the top of the hollowed-out carrier plate, flow guide sheets uniformly arranged in the strip-shaped through holes at intervals, a sealing frame uniformly arranged at intervals at the bottom of the strip-shaped through holes, and an exhaust pipe communicated with the side wall of the sealing frame.
As a further development, the deflector lower part is provided with a curved extension extending obliquely downwards.
As a further improvement, the sealing frames are symmetrically arranged on the hollow empty plates, the exhaust pipes are distributed and arranged on two sides of the hollow empty plates according to the arrangement of the sealing frames, and the bending extension parts arranged on the lower parts of the guide plates face the exhaust pipes arranged on two sides respectively.
The scheme is further improved, and the device further comprises a current limiting plate which is arranged at the inner bottom of the air pumping sleeve frame, wherein the middle part of the current limiting plate is provided with a containing hole for containing the lower part of the cutting shaft to pass through, and strip-shaped current limiting ports are arranged around the containing hole.
As a further improvement, the air extraction sleeve comprises a leakage prevention Mao Biankuang which is arranged at the lower part of the air extraction sleeve frame, and flexible bristles are arranged around the bottom edge of the leakage prevention Mao Biankuang.
As a scheme, the automatic cutting machine further comprises an electric push rod which is arranged on the cutting shaft, and a supporting piece which is arranged on the air extraction sleeve frame and is pushed by the electric push rod.
The scheme is further improved, and the device further comprises a positioning protrusion, a positioning frame and a plurality of strip-shaped guide holes, wherein the positioning protrusion is arranged around the top of the hollowed-out carrier plate, holes matched with the positioning protrusion are formed in the periphery of the positioning frame, the holes are aligned with the positioning protrusion and are placed on the hollowed-out carrier plate, and the positioning frame is provided with the strip-shaped guide holes.
The gas inlet connecting pipe is communicated with the gas suction square pipe, the conical outer sleeve is communicated with the end part of the gas inlet connecting pipe in a manner that the circular side wall of the conical outer sleeve is beveled, the limiting cone is arranged in the conical outer sleeve, the solid collecting box is screwed on the conical tip part of the conical outer sleeve, the middle part of the limiting cone is provided with an eduction pipe, and a gap is reserved between the limiting cone and the conical outer sleeve.
As a further improvement, the solid collecting box further comprises a separating plate which is uniformly arranged on the bottom plate of the solid collecting box at intervals.
The invention brings the following effects:
1. according to the invention, the air extraction sleeve frame moving along the cutting shaft and the conical air nozzle arranged in the air extraction sleeve frame are arranged and are used together with the hollow-out plate, dust generated in the cutting process of the circuit board is sucked at the upper side and the lower side of the cutting device, so that the generated dust is effectively collected, the condition of dust leakage is avoided, and meanwhile, intermittent air injection of the conical air nozzle has an excellent separation effect on dust adhered on the circuit board.
2. The invention can prevent partial dust from flying out due to air flow backward in the air suction channel in the air suction process of the lower part of the hollow carrier plate due to the bent extension part arranged on the guide vane, and the symmetrically arranged sealing frames can overcome the defect of insufficient suction force of the sealing frames in the area far away from one end of the air suction pipe due to the length reason.
3. The flow limiting plate arranged on the air suction sleeve frame can limit the air inflow of the air suction sleeve frame so as to realize larger suction force, the plurality of arranged flow limiting ports can capture and collect escape dust caused by air flow ejected by the conical air nozzle, and the arranged leakage prevention Mao Biankuang can gather dust generated in the cutting process in a fixed area and clean residual dust on the circuit board in the process of following the movement of the cutting shaft.
4. After the conical outer sleeve, the limiting cone and the eduction tube are mutually matched, the solid-gas separation can be carried out on the sucked gas carrying dust particles, the solid particles in the air are deposited to the bottom through the cyclone, the air is discharged along the eduction tube, and the filter screen blockage of the air extraction equipment can be avoided in this way.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is another view of fig. 1 according to the present invention.
FIG. 3 is a schematic view of the inside of the air extractor frame of the present invention after the side sections are cut away.
Fig. 4 is a schematic illustration of the component of fig. 3 in accordance with the present invention, shown disassembled.
Fig. 5 is a schematic view of the hollow-out plate of the present invention with the interior broken away.
Fig. 6 is a schematic side cross-sectional view of the hollow-out plate of the present invention.
FIG. 7 is a schematic cross-sectional view of the tapered outer sleeve, confinement cone, delivery tube and solids collection box of the present invention.
Wherein, the correspondence between the reference numerals and the names of all the components in the drawings is:
100-cutting device, 200-cutting shaft;
1-a base, 2-a hollowed carrier plate, 3-an exhaust pipe, 4-an exhaust sleeve frame, 41-an exhaust square pipe, 5-a mounting ring, 6-an air jet pipe and 61-a conical air jet nozzle;
21-strip-shaped through openings, 22-guide vanes, 221-bending extension parts and 23-sealing frames;
7-flow limiting plates, 71-accommodating holes and 72-flow limiting ports;
8-leak-proof Mao Biankuang;
9-electric push rod, 91-support;
10-positioning protrusions, 101-positioning frames and 102-guiding through holes;
11-gas inlet connecting pipes, 12-conical outer sleeves, 13-limiting cones, 131-eduction pipes and 14-solid collecting boxes;
15-a bottom plate and 151-a separating plate.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present application are shown in the drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In the description of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, or communicable with each other, directly connected, indirectly connected via an intermediary, or in communication between two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
The invention specifically discloses a dust treatment device for cutting and processing a circuit board, as shown in fig. 1-6, the dust treatment device comprises a base 1 fixedly arranged at the lower part of a cutting device 100, wherein the cutting device 100 is common cutting equipment which can be obtained by adopting a conventional means, and is provided with a main driving shaft capable of transversely moving and a cutting shaft 200 which is arranged on the main driving shaft and is lifted up and down, milling cutters with different sizes can be arranged on the cutting shaft 200 to realize cutting with specified requirements, a hollow carrier plate 2 is fixedly arranged on the base 1, the circuit board to be cut can be arranged on the hollow carrier plate 2, then the cutting shaft 200 drives the milling cutters to complete cutting, and a plurality of extraction pipes 3 are arranged on the side wall of the hollow carrier plate 2 for powder waste generated in the cutting process, and the extraction pipes 3 extract air from the lower part of the hollow carrier plate 2 from inside to outside, so that the powder waste generated in the cutting process can be extracted by suction generated at the bottom of the hollow carrier plate 2; wherein, according to the figure 5, the hollowed-out carrier plate 2 is two plates which can be separated from top to bottom, a plurality of strip-shaped through holes 21 are uniformly arranged on the upper half plate from top to bottom at intervals, guide plates 22 are uniformly and fixedly arranged in the strip-shaped through holes 21 at intervals, the guide plates 22 mainly play a role of dividing the ventilation area of the strip-shaped through holes 21 to form a plurality of ventilation channels, random airflow vortex is avoided in the air extraction process to influence the dust suction effect, a sealing frame 23 is fixedly arranged at the bottom of the strip-shaped through holes 21, an air extraction pipe 3 is communicated with the side wall of the sealing frame 23, after the air extraction pipe 3 is extracted, the air at the upper part of the hollowed-out carrier plate 2 flows downwards into the sealing frame 23 and finally is discharged from the air extraction pipe 3, according to the figure 6, in the process that the air flows along the sealing frame 23, the air flows pass through the bottoms of the plurality of ventilation channels divided by the guide vane 22 and are disturbed by the bottoms of the guide vane 22, air flow vortex is formed in the bottom area of the guide vane 22, partial air flow flows backwards and upwards, in order to avoid the situation, the lower part of the guide vane 22 is provided with a bending extension part 221 which extends obliquely downwards, the bending extension part 221 can effectively prevent the formation of the air flow vortex and can prevent the air flow from flowing backwards, wherein, according to the arrangement of the sealing frame 23, if the length of the sealing frame 23 is too long, the area far from one end of the exhaust pipe 3 has insufficient suction force, the sealing frame 23 is symmetrically arranged on the hollowed carrier plate 2, and the exhaust pipe 3 is communicated with the sealing frames 23 at two sides according to the arrangement distribution of the sealing frame 23, so that the problem of partial area is insufficient suction can be effectively avoided, and correspondingly, the arrangement direction of the bending extension part 221 on the guide vane 22 is also divided into two different directions along with the arrangement of the sealing frame 23, and the exhaust pipe 3 is required to face the position of the exhaust pipe 3 at two sides;
For the problem that part of powder waste still floats around the surrounding area of the cutting shaft 200 in the process of processing the powder waste through the hollow empty plate 2, an air extraction sleeve frame 4 is further arranged on the movable cutting shaft 200, the air extraction sleeve frame 4 is sleeved on the lower part of the cutting shaft 200, a milling cutter on the cutting shaft 200 is positioned in the covering range of the air extraction sleeve frame 4, an air extraction square tube 41 extending from the side wall is arranged on the air extraction sleeve frame 4, the air extraction sleeve frame 4 moves along with the movement of the cutting shaft 200, when in use, air extraction equipment is externally connected with air extraction square tubes 41, and can be an air extraction pump with a filtering device, and the air extraction square tube 41 is connected with the air extraction pump through an air pipe; wherein, in the process of cutting the circuit board, part of powder waste is not scattered but is adhered to the circuit board, a mounting ring 5 is fixedly arranged in a suction sleeve frame 4 for the part of adhered powder, four air ejector pipes 6 are uniformly arranged on the mounting ring 5 at intervals, the air outlet tail ends of the air ejector pipes 6 are fixedly connected with a conical air ejector 61, the conical air ejector 61 is circumferentially arranged around a cutting shaft 200, the four conical air ejector 61 is obliquely arranged in a bending way, the air flows sprayed by the conical air ejector 61 are converged at the same position, the common converged position is the vertex of a milling cutter on the cutting shaft 200, namely, the region right below the milling cutter on the cutting shaft 200, specifically, after the circuit board is fixed by the hollow carrier plate 2, the hollow carrier plate 2 and the suction sleeve frame 4 are started before the circuit board is cut by the cutting shaft 200, then part of dust generated in the cutting process is sucked from the bottom of the hollow carrier plate 2, and the other part of dust generated in the cutting process is sucked through the suction sleeve frame 4 which moves along the cutting shaft 200, when the air pumping sleeve frame 4 pumps air, the air ejector 6 in the air pumping sleeve frame 4 continuously and intermittently ejects air flow, and particularly high-pressure air can be ejected once every second, so that the main purpose of the air ejector is to separate powder waste attached to a circuit board and float, dust can be sucked away in a sucking way after the dust floats, the problem of powder waste residue on the circuit board is solved, and the separated powder waste leaves through two paths of the air pumping sleeve frame 4 and the hollow carrier plate 2.
The invention can effectively collect dust generated in the cutting process of the circuit board by arranging the air extraction sleeve frame 4 moving along the cutting shaft 200 and the conical air nozzle 61 arranged in the air extraction sleeve frame 4 and being matched with the hollow-out plate 2, the dust can be sucked simultaneously on the upper side and the lower side of the circuit board, thus the dust can be collected to the greatest extent, the problem of dust floating can be avoided, and meanwhile, the intermittent air injection of the conical air nozzle 61 has excellent separation effect on dust adhered on the circuit board.
In a specific embodiment, as shown in fig. 3 and 4, in order to limit the air inflow of the air pumping sleeve frame 4 and further enable a larger pumping force to be realized in a local area, a flow limiting plate 7 is fixedly arranged at the inner bottom of the air pumping sleeve frame 4, a containing hole 71 for containing a milling cutter of a cutting shaft 200 to pass through is formed in the middle of the flow limiting plate 7, the milling cutter passes through the containing hole 71, strip-shaped flow limiting openings 72 are formed around the containing hole 71 on the flow limiting plate 7, external air needs to enter the air pumping sleeve frame 4 through the containing hole 71 and the flow limiting openings 72 on the flow limiting plate 7, after the air flow rate is increased, the air pumping force is larger for pumping dust, in order to collect dust generated in the cutting process in a fixed area, and clean the dust attached to the circuit board effectively, a leakage preventing Mao Biankuang is fixedly arranged at the lower part of the air pumping sleeve frame 4, flexible bristles are arranged around the bottom edge of the milling cutter, the leakage preventing Mao Biankuang can be plastic bristles or animal bristles, the air can easily enter the air blowing bristles from the containing hole 62, and can also move along the air blowing line Mao Biankuang in the cleaning process, and can not move along the leakage preventing the dust from moving along the sealing shaft, and can be removed along the leakage preventing the dust from moving along the dust preventing path from the dust blowing shaft.
In a specific embodiment, as shown in fig. 3, 5 and 6, in order to control the height of the air extraction sleeve frame 4 on the cutting shaft 200 to adapt to different milling cutter lengths, an electric push rod 9 is fixedly installed on the cutting shaft 200, a supporting member 91 is fixedly installed on the air extraction sleeve frame 4, the supporting member 91 is 匚 -shaped, a stable stress condition is provided after the supporting member 91 is fixedly connected with the air extraction sleeve frame 4, a movable rod of the electric push rod 9 is fixedly connected with the supporting member 91, the air extraction sleeve frame 4 at the moment is slidably installed on the cutting shaft 200, after the electric push rod 9 is driven, the height of the air extraction sleeve frame 4 on the cutting shaft 200 can be controlled, wherein a circuit board is cut along a fixed cutting path in the process of cutting a split board, positioning bosses 10 are fixedly arranged on the periphery of the top of the hollow carrier plate 2 respectively, holes matched with the positioning bosses 10 are formed in the periphery of the positioning frame 101, when the positioning frames 101 are placed, the positioning bosses 10 are aligned with the positioning frames 101, the positioning frames need to be arranged in the cutting shaft 101, and the cutting hole is fixedly arranged on the strip carrier plate 102, and the cutting shaft 101 is fixedly arranged between the cutting frames and the cutting shaft 101.
In a specific embodiment, as shown in fig. 2 and 7, in order to facilitate the separation treatment of the dust particles, and reduce the workload of the air extraction device, a solid particle separation device is additionally arranged between the air extraction device and the air extraction square tube 41, and the device mainly comprises an air inlet connecting tube 11 communicated with the air extraction square tube 41, the other end of the air inlet connecting tube 11 is communicated with a conical outer sleeve 12, the air inlet connecting tube 11 is obliquely communicated to the inside along the circular side wall of the conical outer sleeve 12, a limiting cone 13 is fixedly arranged in the conical outer sleeve 12, and is detachably arranged in the conical outer sleeve 12, an outlet tube 131 is arranged in the middle of the limiting cone 13, the tail end of the outlet tube 131 is communicated with a pipeline of the air extraction device, a gap is reserved between the limiting cone 13 and the conical outer sleeve 12, and a solid collecting box 14 is screwed at the top of the conical tip of the conical outer sleeve 12; specifically, the sucked air with dust particles enters the conical outer sleeve 12 at an oblique angle, flows along the inner wall of the conical outer sleeve 12 and generates airflow vortex, at the moment, solid particles entrained in the air are thrown out by vortex centrifugal force and deposited in the conical tip area of the conical outer sleeve 12 and finally enter the solid collecting box 14, and light air is discharged along the eduction tube 131, in this way, the sucked dust particles can be preprocessed and collected in advance in the working process of the air suction device, the blockage of the air suction device is avoided, the maintenance times of the device are reduced, the service life of the device is prolonged, in order to avoid that the dust particles entering the solid collecting box 14 float again, a plurality of distributing plates 151 are uniformly fixed on the bottom plate 15 of the solid collecting box 14 at intervals, after the dust particles enter the solid collecting box 14, the unstable dust in the box body can be effectively stopped, dust particles are prevented from drifting out again.
The foregoing examples have shown only the preferred embodiments of the invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that modifications, improvements and substitutions can be made by those skilled in the art without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (7)
1. A dust treatment device for cutting a circuit board comprises a base (1) fixedly arranged at the lower part of a cutting device (100), a hollowed-out carrier plate (2) arranged on the base (1), an exhaust pipe (3) arranged on the side wall of the hollowed-out carrier plate (2) and exhausting air from the lower part of the hollowed-out carrier plate (2) from inside to outside, and is characterized by further comprising an exhaust sleeve frame (4) provided with an exhaust square pipe (41) extending from the side wall, the exhaust sleeve frame is arranged on a cutting shaft (200) of the cutting device (100) and moves along the cutting shaft (200), a mounting ring (5) is arranged in the exhaust sleeve frame (4), a plurality of conical air nozzles (61) are uniformly arranged on the mounting ring (5) at intervals and are arranged at the air outlet end part of the air nozzles (6), the conical air nozzles (61) are arranged in a ring mode around the cutting shaft (200) and are inclined and face the same position, and the air nozzles (61) are continuously arranged in the exhaust sleeve frame (4) when the exhaust sleeve frame (4) is bent and the air exhaust sleeve frame (4) is arranged in the intermittent air exhaust sleeve frame (4);
the hollowed-out carrier plate (2) comprises a plurality of strip-shaped through holes (21) which are uniformly arranged at intervals from the top of the hollowed-out carrier plate downwards, guide vanes (22) which are uniformly arranged in the strip-shaped through holes (21) at intervals, a sealing frame (23) which is uniformly arranged at intervals at the bottom of the strip-shaped through holes (21), and an exhaust pipe (3) which is communicated with the side wall of the sealing frame (23);
the lower part of the guide vane (22) is provided with a bending extension part (221) extending obliquely downwards;
The sealing frames (23) are symmetrically arranged on the hollow empty plates (2), the exhaust pipes (3) are distributed and arranged on two sides of the hollow empty plates (2) according to the arrangement of the sealing frames (23), and the bending extension parts (221) arranged on the lower parts of the guide plates (22) face the exhaust pipes (3) arranged on two sides respectively.
2. The dust treatment device for cutting and processing the circuit board according to claim 1, further comprising a current limiting plate (7) arranged at the inner bottom of the air extraction sleeve frame (4), wherein a containing hole (71) for containing the lower part of the cutting shaft (200) to pass through is formed in the middle of the current limiting plate (7), and strip-shaped current limiting openings (72) are formed around the periphery of the containing hole (71).
3. The dust disposal apparatus for circuit board cutting process of claim 2, further comprising a leakage prevention Mao Biankuang (8) installed at the lower part of said air extraction casing (4), wherein said leakage prevention Mao Biankuang (8) is provided with flexible bristles around the bottom edge.
4. A dust disposal apparatus for circuit board cutting process according to claim 3, further comprising an electric push rod (9) mounted on said cutting shaft (200), and a support member (91) mounted on said suction casing (4) and pushed by said electric push rod (9).
5. The dust treatment device for cutting and processing the circuit board according to claim 4, further comprising a positioning protrusion (10) arranged around the top of the hollowed-out carrier plate (2), a positioning frame (101) provided with holes matched with the positioning protrusion (10) on the periphery, wherein the holes are aligned with the positioning protrusion (10) and are placed on the hollowed-out carrier plate (2), and a plurality of strip-shaped guide holes (102) are arranged on the positioning frame (101).
6. The dust treatment device for cutting and processing a circuit board according to claim 5, further comprising an air inlet connecting pipe (11) communicated with the air suction square pipe (41), a conical outer sleeve (12) communicated with the end part of the air inlet connecting pipe (11) in a manner that the circular side wall of the conical outer sleeve is beveled, a limiting cone (13) arranged in the conical outer sleeve (12), a solid collecting box (14) screwed on the top of the conical tip of the conical outer sleeve (12), and an eduction pipe (131) arranged in the middle of the limiting cone (13), wherein a gap is reserved between the limiting cone (13) and the conical outer sleeve (12).
7. The dust disposal apparatus for circuit board cutting process according to claim 6, wherein,
Also comprises a separating plate (151) which is uniformly arranged on the bottom plate (15) of the solid collecting box (14) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411312485.8A CN118832663B (en) | 2024-09-20 | 2024-09-20 | Dust treatment device for cutting and processing circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411312485.8A CN118832663B (en) | 2024-09-20 | 2024-09-20 | Dust treatment device for cutting and processing circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118832663A CN118832663A (en) | 2024-10-25 |
| CN118832663B true CN118832663B (en) | 2024-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202411312485.8A Active CN118832663B (en) | 2024-09-20 | 2024-09-20 | Dust treatment device for cutting and processing circuit board |
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| CN119223759A (en) * | 2024-12-03 | 2024-12-31 | 浙江虹海建设有限公司 | A tensile force detection device for building construction materials |
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| CN1572219A (en) * | 2003-06-02 | 2005-02-02 | 三星光州电子株式会社 | Cyclone dust-collecting apparatus of vacuum cleaner |
| CN209530401U (en) * | 2018-12-26 | 2019-10-25 | 新能能源有限公司 | Novel negative pressure pumping and leading-in device |
| CN216992186U (en) * | 2022-01-19 | 2022-07-19 | 合肥迪美电子科技有限公司 | Circuit board cutting machine |
| CN217573052U (en) * | 2022-02-18 | 2022-10-14 | 郑州建兴高科炉材有限公司 | Cutting device for manufacturing refractory material |
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