CN111843239A

CN111843239A - PCB cutting device is used in power adapter production

Info

Publication number: CN111843239A
Application number: CN202010749001.1A
Authority: CN
Inventors: 曹柯; 周爱华; 龙章成
Original assignee: Hengyang City Deeman Electronic Products Co ltd
Current assignee: Hunan Dajing Power Supply Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2020-10-30
Anticipated expiration: 2040-07-30
Also published as: CN111843239B

Abstract

The invention discloses a PCB cutting device for power adapter production, which comprises a base, a moving mechanism, a cutting mechanism, a lifting mechanism for lifting a PCB, a filtering mechanism, an isolating mechanism and a fixing mechanism, wherein the moving mechanism is positioned at the top of the base, the lifting mechanism is positioned at two sides of the base, the cutting mechanism is positioned at the top of the moving mechanism, the isolating mechanism comprises an isolating box and an isolating door, the lower end of the isolating box is arranged at the top of the base, and the isolating door is arranged at the front side of the isolating box; the filtering mechanism comprises a filtering fan and a filtering net. The vacuum generator is arranged at the top of the rotating seat, so that the PCB is fixed by suction force generated by the vacuum generator, the PCB can be fixed without being clamped, and the whole cutting area is isolated and subjected to dust collection by the filter fan and the isolation box, so that dust generated by cutting can be prevented from flying out to the external environment.

Description

PCB cutting device is used in power adapter production

Technical Field

The invention relates to the field of power adapter production, in particular to a PCB cutting device for power adapter production.

Background

The PCB is also called a printed circuit board and is a provider for electrical connection of electronic components; the PCB can be divided into a single-sided board, a double-sided board, a four-layer board, a six-layer board and other multi-layer circuit boards according to the number of the layers of the circuit boards; laser cutting is commonly used at present when a PCB is cut, part of dust scraps and part of smoke dust are generated during cutting, the dust scraps and the smoke dust can be scattered into the air, and if the dust scraps and the smoke dust are inhaled by a human body, the discomfort of the respiratory tract of the human body can be caused; the mode of generally adopting the inversion at present when cutting the PCB board to the dust with the cutting breaks away from the PCB board surface fast, and then prevents that the dust from influencing laser cutting's efficiency, the tradition is fixed to the PCB board simultaneously, generally all utilizes two clamping device to fix it, and this kind of fixed mode is when the cutting is about to end, and the PCB board can take place to drop and then causes the damage of laser cutting head.

Disclosure of Invention

The present invention is directed to a PCB cutting apparatus for power adapter production to solve the above problems.

The invention realizes the purpose through the following technical scheme:

the PCB cutting device for the production of the power adapter comprises a base, a moving mechanism, a cutting mechanism and a lifting mechanism for lifting a PCB, wherein the moving mechanism is positioned at the top of the base, the lifting mechanism is positioned on two sides of the base, the cutting mechanism is positioned at the top of the moving mechanism, the PCB cutting device also comprises a filtering mechanism, an isolating mechanism and a fixing mechanism, the isolating mechanism comprises an isolating box and an isolating door, the lower end of the isolating box is arranged at the top of the base, and the isolating door is arranged on the front side of the isolating box; the filter mechanism comprises a filter fan and a filter screen, the filter fan is arranged at the top of the isolation box, the filter screen is arranged on the inner side of the top of the isolation box, and the filter fan is positioned above the filter screen; the fixing mechanism comprises a rotating seat, a vacuum generator, a rotating gear, a ventilating plate and a rotating motor, the rotating seat is located at the top of the lifting mechanism, the vacuum generator is arranged at the top of the rotating seat, the type of the vacuum generator is CV-10-HS-M, the rotating gear is arranged on the other side of the rotating seat, the rotating motor is located at the bottom of the lifting mechanism, and the ventilating plate is arranged at the lower end of the rotating seat.

Preferably: the lower end of the isolation box is connected with the top of the machine base through a bolt, and the isolation door is connected with the isolation box through a slide rail.

According to the arrangement, the whole cutting area is isolated by the isolation box, and the front end of the isolation box is sealed by the isolation door.

Preferably: the lower end of the filter fan is connected with the isolation box through a bolt, and the filter screen is connected with the isolation box through a clamping groove.

So set up, utilize filter fan will carry out convulsions in the shielded cell, utilize simultaneously the filter screen filters the wind of taking out.

Preferably: the moving mechanism comprises a moving motor, a moving lead screw and a moving seat, the moving motor is connected to the rear end of the machine base through a bolt, the moving lead screw is connected to the bottom of the machine base through a bearing, and the lower end of the moving seat is connected to the outer side of the moving lead screw through threads.

According to the arrangement, the movable screw rod is driven to rotate by the rotating part of the movable motor, and the movable base is driven to move back and forth by the rotation of the movable screw rod, so that the cutting mechanism can be adjusted to move back and forth.

Preferably: the cutting mechanism comprises a collecting hopper, a supporting frame and a laser cutting head, the supporting frame is connected to the top of the moving seat through welding, the lower end of the collecting hopper is connected to the top of the supporting frame through a screw, and the laser cutting head is installed at the center of the collecting hopper.

So set up, utilize the laser cutting head to come to cut the PCB board, utilize simultaneously the collection fill will cut the piece that produces and collect.

Preferably: elevating system includes elevator motor, crane, elevating screw, elevator motor passes through bolted connection and is in the frame bottom, both ends all connect through the bearing about the crane the shielded box with on the frame, elevating screw passes through threaded connection and is in the crane outside.

According to the arrangement, the lifting motor rotating part is used for driving the lifting screw to rotate, the lifting frame is driven to move up and down through the rotation of the lifting screw, and therefore the height of the fixing mechanism from the cutting mechanism is adjusted.

Preferably: the lifting mechanism comprises a lifting cylinder and a lifting frame, wherein the fixed part of the lifting cylinder is connected to the top of the machine base through a bolt, and the lifting frame is connected to the telescopic part of the lifting cylinder through threads.

So set up, utilize lift cylinder pars contractilis extension and shorten to drive the crane reciprocates to come the adjustment fixed establishment distance cutting mechanism's height.

Preferably: the lower end of the rotating seat is connected with the lifting frame through a bearing, the lower end of the vacuum generator is connected with the rotating seat through threads, the rotating gear is connected with the rotating part of the rotating motor through a key, the rotating motor is connected with the lifting frame through a bolt, and the air permeable plate is connected to the bottom of the rotating seat through threads.

According to the arrangement, the rotating gear is driven to rotate by the rotating part of the rotating motor, the rotating seat is driven to rotate by the rotating gear, and meanwhile, air in the rotating seat is pumped out by the vacuum generator, so that suction is formed at the lower end of the breathable plate and the PCB is fixed.

Preferably: the outer side of the upper end of the rotating seat is provided with teeth, the upper end of the rotating seat is meshed with the rotating gear, and the breathable round hole is formed in the breathable plate.

According to the arrangement, the teeth on the outer side of the rotating seat and the rotating gear are used for meshing transmission, so that the rotating seat is driven to rotate by 90 degrees.

Preferably: corresponding grooves are formed in the middle of the machine base, and the upper end of the movable base is located in the groove in the middle of the machine base.

According to the arrangement, the movable seat is moved in the middle of the machine base, so that the movable seat is limited to rotate when moving.

Compared with the prior art, the invention has the following beneficial effects:

1. the vacuum generator is arranged at the top of the rotating seat, so that the PCB is fixed by suction force generated by the vacuum generator, and then the PCB can be fixed without being clamped;

2. the whole cutting area is isolated and dust-collected by the filter fan and the isolation box, so that dust generated by cutting can be prevented from flying out to the external environment.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a PCB cutting device for power adapter production according to the present invention;

FIG. 2 is a partial part view of a moving mechanism of the PCB cutting device for power adapter production according to the present invention;

FIG. 3 is a partial part view of embodiment 1 of the lifting mechanism of the PCB cutting device for power adapter production according to the present invention;

FIG. 4 is a partial part view of embodiment 2 of the lifting mechanism of the PCB cutting device for power adapter production according to the present invention;

FIG. 5 is a partial part view of a filter screen of the PCB cutting device for power adapter production according to the present invention;

FIG. 6 is a partial part diagram of a lifting frame of the PCB cutting device for power adapter production according to the present invention;

FIG. 7 is a partial part view of a gas permeable plate of the PCB cutting device for power adapter production according to the present invention;

FIG. 8 is a partial part view of a fixing mechanism of the PCB cutting device for power adapter production according to the present invention.

The reference numerals are explained below:

1. a filtering mechanism; 2. an isolation mechanism; 3. a machine base; 4. a moving mechanism; 5. a cutting mechanism; 6. a fixing mechanism; 7. a lifting mechanism; 11. a filter fan; 12. a filter screen; 21. an isolation box; 22. an isolation gate; 41. a moving motor; 42. moving the lead screw; 43. a movable seat; 51. a collecting hopper; 52. a support frame; 53. a laser cutting head; 61. a rotating seat; 62. a vacuum generator; 63. a rotating gear; 64. a gas permeable plate; 65. rotating the motor; 71. a lifting motor; 72. a lifting frame; 73. lifting a screw rod; 711. and a lifting cylinder.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be further described with reference to the accompanying drawings in which:

the PCB cutting device for the production of the power adapter comprises a base 3, a moving mechanism 4, a cutting mechanism 5 and a lifting mechanism 7 for lifting a PCB, wherein the moving mechanism 4 is positioned at the top of the base 3, the lifting mechanism 7 is positioned at two sides of the base 3, the cutting mechanism 5 is positioned at the top of the moving mechanism 4, the PCB cutting device also comprises a filtering mechanism 1, an isolating mechanism 2 and a fixing mechanism 6, the isolating mechanism 2 comprises an isolating box 21 and an isolating door 22, the lower end of the isolating box 21 is arranged at the top of the base 3, and the isolating door 22 is arranged at the front side of the isolating box 21; the filtering mechanism 1 comprises a filtering fan 11 and a filtering net 12, wherein the filtering fan 11 is arranged at the top of the isolation box 21, the filtering net 12 is arranged at the inner side of the top of the isolation box 21, and the filtering fan 11 is positioned above the filtering net 12; fixing mechanism 6 is including rotating seat 61, vacuum generator 62, rotating gear 63, ventilative board 64, rotating motor 65, rotates seat 61 and is located elevating system 7 top, and vacuum generator 62 sets up at rotating seat 61 top, and rotating gear 63 sets up at rotating seat 61 opposite side, rotates motor 65 and is located elevating system 7 bottom, and ventilative board 64 sets up at rotating seat 61 lower extreme.

Example 1

As shown in fig. 1, 2, 3, 5, 6, 7 and 8, the lower end of the isolation box 21 is connected with the top of the machine base 3 through a bolt, the isolation door 22 is connected with the isolation box 21 through a slide rail, the isolation box 21 is used for isolating the whole cutting area, and the isolation door 22 is used for sealing the front end of the isolation box 21; the lower end of the filter fan 11 is connected with the isolation box 21 through a bolt, the filter screen 12 is connected with the isolation box 21 through a clamping groove, the filter fan 11 is used for exhausting air in the isolation box 21, and meanwhile the filter screen 12 is used for filtering the exhausted air; the moving mechanism 4 comprises a moving motor 41, a moving screw rod 42 and a moving seat 43, the moving motor 41 is connected to the rear end of the machine base 3 through a bolt, the moving screw rod 42 is connected to the bottom of the machine base 3 through a bearing, the lower end of the moving seat 43 is connected to the outer side of the moving screw rod 42 through a thread, the moving screw rod 42 is driven to rotate by the rotating part of the moving motor 41, the moving seat 43 is driven to move back and forth through the rotation of the moving screw rod 42, and therefore the cutting mechanism 5 can be adjusted to move back and; the cutting mechanism 5 comprises a collecting hopper 51, a supporting frame 52 and a laser cutting head 53, wherein the supporting frame 52 is connected to the top of the moving seat 43 through welding, the lower end of the collecting hopper 51 is connected to the top of the supporting frame 52 through a screw, the laser cutting head 53 is installed at the central position of the collecting hopper 51, the PCB is cut through the laser cutting head 53, and meanwhile, chips generated by cutting are collected through the collecting hopper 51; the lifting mechanism 7 comprises a lifting motor 71, a lifting frame 72 and a lifting screw rod 73, the lifting motor 71 is connected to the bottom of the base 3 through bolts, the upper end and the lower end of the lifting frame 72 are connected to the isolation box 21 and the base 3 through bearings, the lifting screw rod 73 is connected to the outer side of the lifting frame 72 through threads, the lifting screw rod 73 is driven to rotate by the rotating part of the lifting motor 71, the lifting frame 72 is driven to move up and down through the rotation of the lifting screw rod 73, and therefore the height of the fixing mechanism 6 from the cutting mechanism 5 is adjusted; the lower end of the rotating seat 61 is connected with the lifting frame 72 through a bearing, the lower end of the vacuum generator 62 is connected with the rotating seat 61 through threads, the rotating gear 63 is connected with the rotating part of the rotating motor 65 through a key, the rotating motor 65 is connected with the lifting frame 72 through a bolt, the air permeable plate 64 is connected to the bottom of the rotating seat 61 through threads, the rotating part of the rotating motor 65 is used for driving the rotating gear 63 to rotate, the rotating seat 61 is driven to rotate through the rotating gear 63, and meanwhile, the vacuum generator 62 is used for pumping out air in the rotating seat 61, so that suction is formed at the lower end of the air permeable plate 64 and the PCB is fixed; teeth are arranged on the outer side of the upper end of the rotating seat 61, the upper end of the rotating seat 61 is meshed with the rotating gear 63, a ventilation circular hole is formed in the ventilation plate 64, and the teeth on the outer side of the rotating seat 61 and the rotating gear 63 are used for meshing transmission, so that the rotating seat 61 is driven to rotate for 90 degrees; corresponding grooves are formed in the middle of the base 3, the upper end of the movable base 43 is located in the grooves in the middle of the base 3, and the movable base 43 is moved in the middle of the base 3, so that the movable base 43 is limited to rotate when moving.

The working principle is as follows: when in use, a compressed air pipe is installed on the vacuum generator 62, the vacuum generator 62 is used for pumping out air in the rotating seat 61, so that suction force is generated near the round hole of the air-permeable plate 64, then the PCB to be cut is placed at the bottom of the air-permeable plate 64, and the PCB is sucked and fixed by the suction force generated by the vacuum generator 62; after the PCB is fixed, the front end of the whole isolation box 21 is sealed by the two isolation doors 22; at this time, the rotating part of the lifting motor 71 drives the lifting screw 73 to rotate, the lifting frame 72 is driven to descend by the rotation of the lifting screw 73, thereby adjusting the distance from the PCB at the bottom of the ventilation plate 64 to the laser cutting head 53, when the PCB reaches a proper distance from the laser cutting head 53, the rotating part of the moving motor 41 is started to drive the moving screw 42 to rotate, the moving seat 43 is driven to move by the rotation of the moving screw 42, thereby driving the collecting hopper 51 and the laser cutting head 53 to move back and forth, then the PCB is half-cut by the laser cutting head 53, after the first cutting, the rotating part of the rotating motor 65 drives the rotating gear 63 to rotate, the rotating seat 61 is driven to rotate by the rotation of the rotating gear 63 for 90 degrees, and the laser cutting head 53 is driven to move back and forth by the moving mechanism 4, so as to carry out half-cutting on the PCB for the second time; in addition, during the whole cutting process, the air in the isolation box 21 is pumped out by the rotation of the filter fan 11, so that the pumped air is filtered by the filter screen 12.

Example 2

As shown in fig. 4, the difference between the embodiment 2 and the embodiment 1 is that the lifting mechanism 7 includes a lifting cylinder 711 and a lifting frame 72, the fixing part of the lifting cylinder 711 is connected to the top of the base 3 through a bolt, the lifting frame 72 is connected to the telescopic part of the lifting cylinder 711 through a thread, and the lifting frame 72 is driven to move up and down by the extension and contraction of the telescopic part of the lifting cylinder 711, so as to adjust the height of the fixing mechanism 6 from the cutting mechanism 5.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. PCB board cutting device is used in power adapter production, its characterized in that: the PCB board cutting machine comprises a machine base (3), a moving mechanism (4), a cutting mechanism (5), a lifting mechanism (7) used for lifting a PCB board, a filtering mechanism (1), an isolating mechanism (2) and a fixing mechanism (6), wherein the moving mechanism (4) is positioned at the top of the machine base (3), the lifting mechanism (7) is positioned on two sides of the machine base (3), the cutting mechanism (5) is positioned at the top of the moving mechanism (4), the isolating mechanism (2) comprises an isolating box (21) and an isolating door (22), the lower end of the isolating box (21) is arranged at the top of the machine base (3), and the isolating door (22) is arranged on the front side of the isolating box (21); the filtering mechanism (1) comprises a filtering fan (11) and a filtering net (12), the filtering fan (11) is arranged at the top of the isolation box (21), the filtering net (12) is arranged on the inner side of the top of the isolation box (21), and the filtering fan (11) is positioned above the filtering net (12); the fixing mechanism (6) comprises a rotating seat (61), a vacuum generator (62), a rotating gear (63), a ventilating plate (64) and a rotating motor (65), the rotating seat (61) is located at the top of the lifting mechanism (7), the vacuum generator (62) is arranged at the top of the rotating seat (61), the rotating gear (63) is arranged at the other side of the rotating seat (61), the rotating motor (65) is located at the bottom of the lifting mechanism (7), and the ventilating plate (64) is arranged at the lower end of the rotating seat (61).

2. The PCB cutting device for power adapter production of claim 1, wherein: the lower end of the isolation box (21) is connected with the top of the machine base (3) through a bolt, and the isolation door (22) is connected with the isolation box (21) through a sliding rail.

3. The PCB cutting device for power adapter production of claim 2, wherein: the lower end of the filtering fan (11) is connected with the isolation box (21) through a bolt, and the filtering net (12) is connected with the isolation box (21) through a clamping groove.

4. The PCB cutting device for power adapter production of claim 1, wherein: moving mechanism (4) are including moving motor (41), removal lead screw (42), remove seat (43), moving motor (41) pass through bolted connection and be in frame (3) rear end, it connects through the bearing to remove lead screw (42) frame (3) bottom, it passes through threaded connection to remove seat (43) lower extreme and is in remove lead screw (42) outside.

5. The PCB cutting device for power adapter production of claim 4, wherein: the cutting mechanism (5) comprises a collecting hopper (51), a supporting frame (52) and a laser cutting head (53), the supporting frame (52) is connected to the top of the moving seat (43) through welding, the lower end of the collecting hopper (51) is connected to the top of the supporting frame (52) through a screw, and the laser cutting head (53) is installed at the center of the collecting hopper (51).

6. The PCB cutting device for power adapter production of claim 2, wherein: elevating system (7) are including elevator motor (71), crane (72), elevating screw (73), elevator motor (71) pass through bolted connection and are in frame (3) bottom, both ends are all connected through the bearing about crane (72) shielded box (21) with on frame (3), elevating screw (73) pass through threaded connection and are in the crane (72) outside.

7. The PCB cutting device for power adapter production of claim 1, wherein: the lifting mechanism (7) comprises a lifting cylinder (711) and a lifting frame (72), wherein the fixed part of the lifting cylinder (711) is connected to the top of the base (3) through a bolt, and the lifting frame (72) is connected to the telescopic part of the lifting cylinder (711) through a thread.

8. The PCB cutting device for power adapter production of claim 6 or 7, wherein: the lower end of the rotating seat (61) is connected with the lifting frame (72) through a bearing, the lower end of the vacuum generator (62) is connected with the rotating seat (61) through threads, the rotating gear (63) is connected with the rotating part of the rotating motor (65) through a key, the rotating motor (65) is connected with the lifting frame (72) through bolts, and the ventilation plate (64) is connected with the bottom of the rotating seat (61) through threads.

9. The PCB cutting device for power adapter production of claim 8, wherein: the outer side of the upper end of the rotating seat (61) is provided with teeth, the upper end of the rotating seat (61) is meshed with the rotating gear (63), and the ventilation plate (64) is provided with a ventilation round hole.

10. The PCB cutting device for power adapter production of claim 4, wherein: corresponding grooves are formed in the middle of the machine base (3), and the upper end of the movable base (43) is located in the groove in the middle of the machine base (3).