CN211437905U

CN211437905U - Welding pin cutting device for integrated circuit board processing

Info

Publication number: CN211437905U
Application number: CN201922326235.0U
Authority: CN
Inventors: 纪冰
Original assignee: Chizhou Xinsheng Electronic Technology Co ltd
Current assignee: Chizhou Xinsheng Electronic Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-08
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a welding foot cutting device is used in integrated circuit board processing, including framework, bull stick, threaded rod, disk cam, horizontal slide bar, spacing seat, air duct, aspiration pump, perpendicular slide bar, L shape pole, telescopic link, pinion, first step motor, incomplete gear, driven bevel gear, pivot, drive bevel gear, well gear, gear wheel, sucking disc, disc cutter, install bin, band pulley, second step motor, spout, axostylus axostyle, rotation axis and cylinder cam. The utility model discloses a setting up mutually supporting between disc cam, sucking disc, cylindrical cam, threaded rod, spacing seat and the telescopic link, can be better cut the circuit board, avoided the manual promotion of staff, so very big reduction staff's working strength, also avoided the staff to touch the pivoted blade disc simultaneously and caused the injury, very big improvement the security.

Description

Welding pin cutting device for integrated circuit board processing

Technical Field

The utility model relates to a leg cutting device specifically is a leg cutting device is used in integrated circuit board processing belongs to integrated circuit board technical field.

Background

The integrated circuit board is an important electronic element in electronic equipment, a substrate of the integrated circuit board is made of a material which is insulating, heat-insulating and not easy to bend, a narrow circuit material which is a copper foil called a lead is seen on the surface of the substrate, various electronic elements are welded on the substrate to realize connection through the circuit, and after electronic elements are welded on the substrate, long welding feet appear at the welding feet, so that the working performance of the circuit board is affected, and the welding feet are required to be trimmed.

When the existing leg to the circuit board is cut, most of the circuit boards need to be manually pushed by workers, so that the working strength of the workers is greatly improved, a large amount of time needs to be consumed, and in the pushing process, the workers are easily touched with the rotary disc cutter, so that the hands of the workers are easily scratched, and the safety is greatly reduced. Therefore, the welding pin cutting device for processing the integrated circuit board is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a welding foot cutting device is used in integrated circuit board processing just for solving above-mentioned problem.

The utility model achieves the above purpose through the following technical scheme, a welding foot cutting device for integrated circuit board processing, comprises a frame body, the frame body is matched with a vertically arranged vertical slide bar through a T-shaped groove arranged at the top end of the inner side of the frame body in a sliding way, the bottom end of the vertical slide bar is fixedly connected with an installation box, the top end of the installation box is matched with a telescopic rod in a rotating way, the telescopic end of the telescopic rod is fixedly connected with a threaded rod, the threaded rod is in threaded connection with the bottom end of the installation box, the threaded rod is matched with a sucking disc through a bearing arranged at the bottom end of the threaded rod in a rotating way, an inner cavity of the frame body is sequentially matched with a rotating shaft and a shaft lever from left to right, the surface of the rotating shaft lever is provided with a large gear, the bottom end of the inner, the outer edge of the disc-shaped cam is provided with a sliding chute which is in sliding fit with a limiting seat through a connecting rod in sliding fit with the inner side wall of the sliding chute, one end of the limiting seat is fixedly connected with a transverse sliding rod, the cross slide bar is in sliding fit with a through hole arranged on the side wall of the frame body, the two belt wheels are in transmission connection through a belt arranged between the belt wheels, wherein the surface of one of the rotating rods is provided with a middle gear, and one of the big gear, the middle gear and the small gear is always meshed with the incomplete gear, a horizontal adjusting component for driving the installation box to move in the horizontal direction and a cutting mechanism for cutting the welding feet of the circuit board are sequentially arranged in the inner cavity of the frame body from top to bottom, the power input end of the horizontal adjusting component is connected with the shaft lever, the cutting mechanism is positioned under the installation box, the top end of the frame body is sequentially provided with a gas adjusting mechanism for adjusting gas in the suction disc and a first stepping motor for driving the rotating shaft to rotate from left to right.

Preferably, the horizontal adjusting component comprises a rotating shaft and a driving bevel gear, the rotating shaft is horizontally arranged, the driving bevel gear is installed on the shaft rod, the rotating shaft is in running fit with the inner side wall of the frame body, a cylindrical cam and a driven bevel gear are sequentially installed on the surface of the rotating shaft from back to front, the driven bevel gear is meshed with the driving bevel gear, the cylindrical cam is in sliding fit with an L-shaped rod through an assembling groove formed in the surface of the cylindrical cam, and the tail end of the L-shaped rod is connected with the top end of the installing box.

Preferably, the cutting mechanism consists of a second stepping motor and a disc cutter, the second stepping motor is mounted at the bottom end of the inner side of the frame, and the disc cutter is mounted on a driving shaft connected with the driving end of the second stepping motor.

Preferably, the gas regulating assembly consists of a suction pump and a gas guide tube, the suction pump is installed on the top end of the frame body, one end of the gas guide tube is installed on the suction pump, and the other end of the gas guide tube is connected with the sucking disc.

Preferably, the telescopic rod is formed by sleeving two square sleeves.

Preferably, the teeth of the incomplete gear are equal to the teeth of the large gear and the middle gear respectively, and the teeth of the incomplete gear are 3-4 times of the teeth of the small gear.

The utility model has the advantages that:

1. through setting up mutually supporting between disk cam, sucking disc, cylindrical cam, threaded rod, spacing seat and the telescopic link, can be better cut the circuit board, avoided staff's manual promotion, so very big reduction staff's working strength, also avoided the staff to touch the pivoted blade disc simultaneously and cause the injury, very big improvement the security.

2. Through setting up the mutual cooperation between incomplete gear, not unidimensional size gear, bevel gear and the slide bar, can be better control through same step motor is orderly, avoided using a plurality of step motor to carry out work, so very big reduce the cost, also improved work efficiency simultaneously, strengthened the practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the incomplete gear connection structure of the present invention;

fig. 3 is a schematic view of the connection structure of the cylindrical cam of the present invention.

In the figure: 1. the device comprises a frame body, 2, a rotating rod, 3, a threaded rod, 4, a disc cam, 5, a transverse sliding rod, 6, a limiting seat, 7, an air guide pipe, 8, an air pump, 9, a vertical sliding rod, 10, an L-shaped rod, 11, a telescopic rod, 12, a pinion, 13, a first stepping motor, 14, an incomplete gear, 15, a driven bevel gear, 16, a rotating shaft, 17, a driving bevel gear, 18, a middle gear, 19, a large gear, 20, a suction disc, 21, a disc cutter, 22, a mounting box, 23, a belt wheel, 24, a second stepping motor, 25, a sliding chute, 26, a shaft rod, 27, a rotating shaft, 28 and a cylindrical cam.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, a solder foot cutting device for processing an integrated circuit board comprises a frame body 1, wherein the frame body 1 is slidably fitted with a vertically arranged vertical slide rod 9 through a T-shaped groove formed in the top end of the inner side of the frame body 1, the bottom end of the vertical slide rod 9 is fixedly connected with an installation box 22, the top end of the installation box 22 is rotatably fitted with an expansion link 11, the expansion link 11 is fixedly connected with a threaded rod 3, so as to better drive the threaded rod 3 to rotate and facilitate the movement of the threaded rod 3 in the vertical direction, the threaded rod 3 is in threaded connection with the bottom end of the installation box 22, the threaded rod 3 is rotatably fitted with a suction cup 20 through a bearing installed at the bottom end of the threaded rod 3, an inner cavity of the frame body 1 is rotatably fitted with a rotating shaft 16 and a shaft lever 26 from left to right in sequence, the bottom end rotating fit of the inner side of the frame body 1 is provided with rotating rods 2 which are vertically and symmetrically arranged, each rotating rod 2 is sequentially provided with a disc cam 4 and a belt wheel 23 from top to bottom, the outer edge of the disc cam 4 is provided with a sliding groove 25, the sliding groove 25 is in sliding fit with a connecting rod on the inner side wall of the sliding groove 25 through sliding fit to form a limiting seat 6, one end of the limiting seat 6 is fixedly connected with a transverse sliding rod 5, the transverse sliding rod 5 is in sliding fit with a through hole formed in the side wall of the frame body 1, the two belt wheels 23 are connected through belt transmission arranged between the belt wheels 23, one of the rotating rods 2 is provided with a middle gear 18 on the surface, a large gear 19, the middle gear 18 and a small gear 12 are always meshed with an incomplete gear 14, a horizontal adjusting assembly circuit board for driving the installation box 22 to move in the horizontal direction and a cutting mechanism for cutting, and the power input end of the horizontal adjusting component is connected with the shaft lever 26, the cutting mechanism is positioned under the installation box 22, and the top end of the frame body 1 is sequentially provided with a gas adjusting mechanism for adjusting the gas in the sucker 20 and a first stepping motor 13 for driving the rotating shaft 16 to rotate from left to right.

The horizontal adjusting assembly comprises a rotating shaft 27 and a driving bevel gear 17 which are horizontally arranged, the driving bevel gear 17 is installed on a shaft rod 26, the rotating shaft 27 is in running fit with the inner side wall of the frame body 1, a cylindrical cam 28 and a driven bevel gear 15 are sequentially installed on the surface of the rotating shaft 27 from back to front, the driven bevel gear 15 is meshed with the driving bevel gear 17, an L-shaped rod 10 is in sliding fit with the cylindrical cam 28 through an assembling groove formed in the surface of the cylindrical cam 28, and the tail end of the L-shaped rod 10 is connected with the top end of the installing box 22; the cutting mechanism consists of a second stepping motor 24 and a disc cutter 21, the second stepping motor 24 is arranged at the bottom end of the inner side of the frame body 1, and the disc cutter 21 is arranged on a driving shaft connected with the driving end of the second stepping motor 24, so that the integrated circuit board welding feet can be better cut; the gas regulating assembly consists of a suction pump 8 and a gas guide tube 7, the suction pump 8 is installed at the top end of the frame body 1, one end of the gas guide tube 7 is installed on the suction pump 8, and the other end of the gas guide tube 7 is connected with the sucker 20; the telescopic rod 11 is formed by sleeving two square sleeves, so that the threaded rod 3 can be driven to rotate better, and the threaded rod 3 can move in the vertical direction conveniently; the gear teeth of the incomplete gear 14 are respectively equal to the gear teeth of the large gear 19 and the middle gear 18, and the gear teeth of the incomplete gear 14 are 3-4 times of the gear teeth of the small gear 12, so that the incomplete gear 14 can better control the rotation turns of the large gear 19, the middle gear 18 and the small gear 12.

When the utility model is used, electrical components appearing in the application are externally connected with a power supply and a control switch when in use, when the welding feet of the integrated circuit board are cut, firstly, the integrated circuit board is placed in a placing groove arranged on one of the limiting seats 6, then the first stepping motor 13 is started, the driving end of the first stepping motor 13 drives the incomplete gear 14 to rotate clockwise through the rotating shaft 16, the incomplete gear 14 drives the middle gear 18 to rotate anticlockwise, the middle gear 18 drives the other rotating rod 2 to rotate anticlockwise through the rotating rod 2, the belt wheel 23 and the belt, the rotating rod 2 drives the disc-shaped cam 4 to rotate anticlockwise, the disc-shaped cam 4 drives the clamping seat to move towards the integrated circuit board through the connecting rod, the clamping seat clamps the integrated circuit board, and simultaneously, the incomplete gear 14 is separated from the middle gear 18 and is meshed with the pinion 12, the incomplete gear 14 drives the pinion 12 to rotate anticlockwise, the pinion 12 drives the threaded rod 3 to rotate anticlockwise through the telescopic rod 11, the threaded rod 3 drives the sucker 20 to move downwards, the sucker 20 is contacted with the surface of the integrated circuit board, the incomplete gear 14 is separated from the pinion 12 and is meshed with the large gear 19 at the same time, the first stepping motor 13 is closed, the second stepping motor 24 and the air pump 8 are opened at the same time, the second stepping motor 24 drives the disc cutter 21 to rotate through the driving shaft, the air pump 8 pumps air in the sucker 20 through the air duct 7, the sucker 20 is adsorbed on the integrated circuit board, the first stepping motor 13 is continuously opened, the first stepping motor 13 drives the incomplete gear 14 to rotate clockwise through the rotating shaft 16, and the incomplete gear 14 drives the driving bevel gear 17 to rotate anticlockwise through the large gear 19 and the large gear 26, the driving bevel gear 17 drives the driven bevel gear 15 to rotate clockwise, the driven bevel gear 15 drives the cylindrical cam 28 to rotate clockwise through the rotating shaft 27, the cylindrical cam 28 moves towards the rotating disc cutter 21 through the L-shaped rod 10 with the installation box 22, the installation box 22 drives the integrated circuit board to move towards the rotating disc cutter 21 through the threaded rod 3 and the sucker 20, so that the welding feet on the integrated circuit board move to be in contact with the rotating disc cutter 21, the rotating disc cutter 21 cuts the welding feet, after welding and cutting are completed, the first stepping motor 13 is turned on and the second stepping motor 24 is turned off, the rotating shaft 16 of the first stepping motor 13 drives the incomplete gear 14 to rotate anticlockwise, the integrated circuit board after cutting is driven to reset, and cutting of the welding feet of the integrated circuit board is completed.

The first stepping motor 13 and the second stepping motor 24 are both YVP90L-4 stepping motors manufactured by suma motor ltd of Nanjing, and supporting circuits thereof can be provided by the merchant.

The air pump 8 adopts an FY-1H-N air pump produced by Qingdao wheat and standing grain electromechanical technology limited company and a related matched power supply and circuit thereof.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a welding foot cutting device is used in integrated circuit board processing, includes framework (1), its characterized in that: the frame body (1) is provided with a vertically arranged vertical sliding rod (9) in a sliding fit manner through a T-shaped groove formed in the top end of the inner side of the frame body (1), the bottom end of the vertical sliding rod (9) is fixedly connected with an installation box (22), the top end of the installation box (22) is in a rotating fit manner with a telescopic rod (11), the telescopic end of the telescopic rod (11) is fixedly connected with a threaded rod (3), the threaded rod (3) is in threaded connection with the bottom end of the installation box (22), the threaded rod (3) is in a rotating fit manner through a bearing installed at the bottom end of the threaded rod (3) and is provided with a sucker (20), an inner cavity of the frame body (1) is sequentially in a rotating fit manner from left to right and is provided with a rotating shaft (16) and a shaft lever (26), the surface of the rotating shaft (16) is provided with an incomplete, each rotating rod (2) is sequentially provided with a disc cam (4) and belt wheels (23) from top to bottom, the outer edge of the disc cam (4) is provided with a sliding groove (25), the sliding groove (25) is in sliding fit with a limiting seat (6) through a connecting rod in the inner side wall of the sliding groove (25), one end of the limiting seat (6) is fixedly connected with a transverse sliding rod (5), the transverse sliding rod (5) is in sliding fit with a through hole in the side wall of the frame body (1), the two belt wheels (23) are connected through a belt arranged between the belt wheels (23), one of the rotating rods (2) is provided with a middle gear (18) on the surface, a gear wheel (19), the middle gear (18) and a pinion (12) are always meshed with an incomplete gear (14), and the inner cavity of the frame body (1) is sequentially provided with a cutting mechanism which drives the installation box (22) to cut a horizontal adjustment component circuit board welding foot which moves in the horizontal direction from top to, and the power input end of the horizontal adjusting assembly is connected with the shaft rod (26), the cutting mechanism is positioned under the installation box (22), and the top end of the frame body (1) is sequentially provided with a gas adjusting mechanism for adjusting gas in the sucker (20) and a first stepping motor (13) for driving the rotating shaft (16) to rotate from left to right.

2. The apparatus of claim 1, wherein: the horizontal adjustment assembly comprises a rotating shaft (27) and a driving bevel gear (17), wherein the rotating shaft (27) and the driving bevel gear (17) are horizontally arranged, the driving bevel gear (17) is installed on a shaft rod (26), the rotating shaft (27) is in running fit with the inner side wall of the frame body (1), a cylindrical cam (28) and a driven bevel gear (15) are sequentially installed on the surface of the rotating shaft (27) from back to front, the driven bevel gear (15) is meshed with the driving bevel gear (17), the cylindrical cam (28) is in sliding fit with an L-shaped rod (10) through an assembling groove formed in the surface of the cylindrical cam (28), and the tail end of the L-shaped rod (10) is connected with the top end of the.

3. The apparatus of claim 1, wherein: the cutting mechanism is composed of a second stepping motor (24) and a disc cutter (21), the second stepping motor (24) is installed at the bottom end of the inner side of the frame body (1), and the disc cutter (21) is installed on a driving shaft connected with the driving end of the second stepping motor (24).

4. The apparatus of claim 1, wherein: the gas regulating assembly is composed of an air pump (8) and an air duct (7), the air pump (8) is installed at the top end of the frame body (1), one end of the air duct (7) is installed on the air pump (8), and the other end of the air duct (7) is connected with the sucker (20).

5. The apparatus of claim 1, wherein: the telescopic rod (11) is formed by sleeving two square sleeves.

6. The apparatus of claim 1, wherein: the gear teeth of the incomplete gear (14) are respectively equal to the gear teeth of the large gear (19) and the middle gear (18), and the gear teeth of the incomplete gear (14) are 3-4 times of the gear teeth of the small gear (12).