Floating dust collection double-spindle lower cutting mechanism for PCBA board splitting

Abstract

The utility model discloses a floating dust collection double-spindle lower cutting mechanism for PCBA (printed circuit board assembly) board splitting, relates to the field of electronic assembly equipment, and provides the following scheme aiming at the problems that the existing single-spindle cutting structure can only perform single-line operation, is low in efficiency and can generate more dust in the cutting process: the floating dust collection double-spindle lower cutting mechanism comprises a Z-axis sliding table, the Z-axis sliding table is of a screw rotation adjusting structure, cutting mechanisms are connected to one end of the outer side of the Z-axis sliding table, the number of the cutting mechanisms is two, each cutting mechanism comprises a main shaft fixing base and a main shaft, a dust suction mechanism is connected to the upper portion of each cutting mechanism, and each dust suction mechanism comprises a dust suction cavity and an upper suction pipe elbow. The dust collection cavity is used for guiding air to enter and be discharged from the upper suction pipe elbow, the dust collection mechanism is used for absorbing dust in the cutting process, the double-spindle cutting machine is novel in structure, and compared with a traditional single-spindle cutting structure, the cutting efficiency is improved by about 40% through the double-spindle design.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic assembly equipment field especially relates to a kind of for PCBA board divides board floating dust collection double spindle lower cutting mechanism. BACKGROUND

[0002] In the process of PCBA (Printed Circuit Board Assembly, i.e. printed circuit board assembly) board division, the single spindle cutting structure traditionally used can only be operated in single line, and after one cutting is completed, it returns to the original point to measure and align for cutting again, which is low in efficiency and produces a lot of dust during cutting, causing serious pollution. SUMMARY

[0003] The utility model provides a kind of for PCBA board divides board floating dust collection double spindle lower cutting mechanism, solves the existing problem.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme: a kind of for PCBA board divides board floating dust collection double spindle lower cutting mechanism, including Z-axis sliding table, the Z-axis sliding table is screw rod rotation adjustment structure, one end of Z-axis sliding table outside is connected with cutting mechanism, the cutting mechanism is provided with two, and the cutting mechanism includes spindle fixed seat and spindle, the spindle fixed seat is used to connect and fix the spindle to Z-axis sliding table side, dust collection mechanism is connected above the cutting mechanism, the dust collection mechanism includes dust collection cavity and upper suction pipe elbow, the dust collection cavity is used to guide gas to enter from upper suction pipe elbow and discharge, the dust collection mechanism is used to absorb dust in cutting process.

[0005] Preferably, the Z-axis sliding table includes a sliding plate, a slide rod is connected to the upper side of one side of the sliding plate, and a fixed seat is connected to one end of the side of the Z-axis sliding table close to the slide rod, a steel ruler is connected to the lower side of the side of the Z-axis sliding table close to the sliding plate, and a first fixed block is connected to one end of the side of the sliding plate away from the fixed seat.

[0006] Preferably, a lead screw is connected below the first fixed block, an adjusting knob is connected to one end of the lead screw, and a second fixed block and a third fixed block are connected between the adjusting knob and the first fixed block, a nut is connected to the outside of the lead screw, a linear slide rail is connected to the outside of the slide rod, and a lead screw seat is simultaneously connected to the outside of the nut and the linear slide rail.

[0007] Preferably, the cutting mechanism further includes a connecting rod, the connecting rod is in a zigzag shape, one side of the connecting rod is connected to the Z-axis sliding table, a spindle is connected to the inside of the spindle fixed seat, and one side of the spindle fixed seat is connected to the Z-axis sliding table.

[0008] Preferably, the dust suction mechanism further comprises a square table, a dust suction cavity is formed in the square table, and cylindrical grooves are formed at four corners of the square table, four linear bearings are connected in the cylindrical grooves, and guide columns are connected in the four linear bearings.

[0009] Preferably, a fourth fixed block is connected above the square table, a circular notch is formed in the fourth fixed block, a circular brush is connected above the circular notch, and a spring is connected below the square table.

[0010] The device adopts two cutting mechanisms and a double-spindle design, and the cutting efficiency is improved by about 40% compared with a traditional single-spindle cutting structure; the screw nut drives the screw rod seat to move, so that one cutting mechanism moves and adjusts the width, the device can adapt to the requirements of PCBA boards of various sizes, and the flexibility and applicability of the device are enhanced; the dust suction mechanism is placed above the cutting mechanism, the circular brush is closely attached to the upper end surface of the fourth fixed block, dust is effectively sucked, a dust suction cavity is formed in the square table, gas is guided to enter the circular brush, dust is efficiently discharged, dust residues in the cutting process are effectively reduced, and the cleanliness and safety of the production environment are improved. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a structural schematic view of the device.

[0012] Figure 2 It is a sliding plate schematic view of the device.

[0013] Figure 3 It is a cutting mechanism schematic view of the device.

[0014] Figure 4 It is a dust suction mechanism schematic view of the device.

[0015] In the figure, 1 is a Z-axis sliding table, 101 is a sliding plate, 102 is a sliding rod, 103 is a fixed seat, 104 is a steel ruler, 105 is a first fixed block, 106 is a screw rod, 107 is an adjusting knob, 108 is a second fixed block, 109 is a third fixed block, 110 is a nut, 111 is a linear slide rail, 112 is a screw rod seat, 2 is a cutting mechanism, 201 is a spindle fixed seat, 202 is a spindle, 203 is a connecting rod, 3 is a dust suction mechanism, 301 is a dust suction cavity, 302 is an upper suction pipe elbow, 303 is a square table, 304 is a linear bearing, 305 is a guide column, 306 is a fourth fixed block, 307 is a circular brush, and 308 is a spring. DETAILED DESCRIPTION

[0016] Clearly and completely describe the technical scheme in the embodiments of the utility model with reference to the drawings in the embodiments of the utility model, apparently, the described embodiment is only a part of the embodiment of the utility model, and is not all the embodiment.

[0017] With reference to Figures 1-4 A floating dust collection double-main shaft lower cutting mechanism for PCBA board splitting, comprising a Z-axis sliding table 1, the Z-axis sliding table 1 is a screw rotation adjusting structure, one end of the outer side of the Z-axis sliding table 1 is connected with a cutting mechanism 2, the cutting mechanism 2 is provided with two, and the cutting mechanism 2 comprises a main shaft fixing seat 201 and a main shaft 202, the main shaft fixing seat 201 is used for connecting and fixing the main shaft 202 to one side of the Z-axis sliding table 1, a dust collection mechanism 3 is connected above the cutting mechanism 2, the dust collection mechanism 3 comprises a dust collection cavity 301 and an upper suction pipe elbow 302, the dust collection cavity 301 is used for guiding gas to be discharged from the upper suction pipe elbow 302, and the dust collection mechanism 3 is used for absorbing dust in the cutting process.

[0018] With reference to Figure 2 The Z-axis sliding table 1 comprises a sliding plate 101, the sliding plate 101 is connected with a sliding rod 102 above one side, one end of the side close to the sliding rod 102 of the Z-axis sliding table 1 is connected with a fixing seat 103, the Z-axis sliding table 1 is connected with a steel ruler 104 below the side close to the sliding plate 101, one end of the sliding plate 101 away from the fixing seat 103 is connected with a first fixing block 105, the first fixing block 105 is connected with a lead screw 106 below, one end of the lead screw 106 is connected with an adjusting knob 107, the adjusting knob 107 is connected with a second fixing block 108 and a third fixing block 109 between the first fixing block 105, the lead screw 106 is connected with a nut 110 outside, the sliding rod 102 is connected with a linear slide rail 111 outside, the nut 110 and the linear slide rail 111 are simultaneously connected with a lead screw seat 112 outside, the nut 110 is moved by rotating the lead screw 106, the lead screw seat 112 is moved by the movement of the nut 110 to adjust the interval, and the steel ruler 104 below is used for personnel to compare and detect the interval of the cutting structure, so that the adjustment accuracy is ensured.

[0019] With reference to Figure 3 The cutting mechanism 2 further comprises a connecting rod 203, the connecting rod 203 is in a folded structure, one side of the connecting rod 203 is connected with the Z-axis sliding table 1, the main shaft 202 is connected inside the main shaft fixing seat 201, and one side of the main shaft fixing seat 201 is connected with the Z-axis sliding table 1, the cutting mechanism 2 is provided with two, one is fixedly connected to the fixing seat 103, and the other is connected to the lead screw seat 112 (refer to Figure 2 The other cutting mechanism 2 moves along with the lead screw seat 112 to adjust the interval between the two cutting mechanisms 2 and carry out processing and cutting.

[0020] With reference to Figure 4The dust suction mechanism 3 further comprises a square table 303, a dust suction cavity 301 is formed in the square table 303, and a cylindrical slot is formed at each corner of the square table 303, four linear bearings 304 are connected in the four cylindrical slots, four guide columns 305 are connected in the four linear bearings 304, a fourth fixed block 306 is connected above the square table 303, a circular slot is formed in the fourth fixed block 306, a circular brush 307 is connected above the circular slot, springs 308 are connected below the square table 303, the square table 303 is designed as a hollow structure and the dust suction cavity 301 is formed in the square table 303, gas is guided to enter the circular brush 307, dust is efficiently discharged, the circular brush 307 is closely attached to the square table 303, and the dust suction effect is improved.

[0021] Working principle: first, the slide plate 101 is used as a basic fixed part to ensure the stability of the whole cutting structure, the slide rod 102 and the fixed seat 103 are connected on one side of the slide plate 101, the lead screw 106 is connected on one side below the fixed seat 103, the linear slide rail 111 is connected outside the slide rod 102, the nut 110 is connected outside the lead screw 106, the lead screw seat 112 is connected outside the nut 110 and the linear slide rail 111, the lead screw 106 is driven to rotate by rotating the adjusting knob 107, the distance between the two cutting mechanisms 2 is adjusted, the user can accurately adjust, the square table 303 is connected above the cutting mechanism 2 through the guide column 305, the dust suction cavity 301 is formed in the square table 303, the circular brush 307 is attached to the fourth fixed block 306, the dust suction effect is improved, in the cutting process, the circular brush 307 effectively blocks and collects dust, the gas flow path is optimized through the upper suction pipe elbow 302, dust blockage is avoided, and dust diffusion is reduced.

[0022] The above merely describes a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A floating dust-collecting dual-spindle downward cutting mechanism for PCBA board separation, comprising a Z-axis slide (1), characterized in that, The Z-axis slide (1) is a screw rotation adjustment structure. A cutting mechanism (2) is connected to one end of the outer side of the Z-axis slide (1). There are two cutting mechanisms (2). The cutting mechanism (2) includes a spindle fixing seat (201) and a spindle (202). The spindle fixing seat (201) is used to connect and fix the spindle (202) to one side of the Z-axis slide (1). A dust collection mechanism (3) is connected above the cutting mechanism (2). The dust collection mechanism (3) includes a dust collection chamber (301) and an upper suction pipe elbow (302). The dust collection chamber (301) is used to guide gas into the upper suction pipe elbow (302) and discharge it. The dust collection mechanism (3) is used to absorb dust during the cutting process.

2. The floating dust-collecting dual-spindle downward cutting mechanism for PCBA board separation according to claim 1, characterized in that, The Z-axis slide (1) includes a slide plate (101), a slide rod (102) is connected to the upper side of one side of the slide plate (101), and a fixed seat (103) is connected to one end of the Z-axis slide (1) near the slide rod (102). A steel ruler (104) is connected to the lower side of the Z-axis slide (1) near the slide plate (101), and a first fixed block (105) is connected to one end of the slide plate (101) away from the fixed seat (103).

3. The floating dust-collecting dual-spindle downward cutting mechanism for PCBA board separation according to claim 2, characterized in that, A lead screw (106) is connected below the first fixing block (105). An adjustment knob (107) is connected to one end of the lead screw (106). A second fixing block (108) and a third fixing block (109) are connected between the adjustment knob (107) and the first fixing block (105). A nut (110) is connected to the outside of the lead screw (106). A linear slide rail (111) is connected to the outside of the slide rod (102). A lead screw seat (112) is connected to the outside of both the nut (110) and the linear slide rail (111).

4. The floating dust-collecting dual-spindle downward cutting mechanism for PCBA board separation according to claim 1, characterized in that, The cutting mechanism (2) also includes a connecting rod (203), which has a folded structure and is connected to the Z-axis slide (1) on one side. The spindle fixing seat (201) is internally connected to the spindle (202), and is connected to the Z-axis slide (1) on one side.

5. The floating dust-collecting dual-spindle downward cutting mechanism for PCBA board separation according to claim 1, characterized in that, The dust collection mechanism (3) also includes a square platform (303), which has a dust collection chamber (301) inside. The square platform (303) has cylindrical slots at its four corners, and linear bearings (304) are connected inside the four cylindrical slots. Guide columns (305) are connected inside the four linear bearings (304).

6. The floating dust-collecting dual-spindle downward cutting mechanism for PCBA board separation according to claim 5, characterized in that, A fourth fixing block (306) is connected above the square platform (303), and a circular slot is provided inside the fourth fixing block (306). A circular brush (307) is connected above the circular slot, and a spring (308) is connected below the square platform (303).

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