Tool for printed circuit board

Abstract

The utility model discloses a tool for a printed circuit board, which belongs to the technical field of circuit boards and comprises a base, a first working block is arranged at the top of one side of the base, a second working block is arranged at the top of one side, far away from the first working block, of the base, and a movable inner cavity is formed in the first working block. A through groove is formed in the side wall of the side, close to the second working block, of the first working block in a penetrating mode and connected with the movable inner cavity in a penetrating mode, a linear motor is arranged in the movable inner cavity, a laser cutting head is detachably connected to the side wall of the end, facing the second working block, of the linear motor, and the output end of the laser cutting head faces one end of the second working block. The laser cutting head is movably connected with the penetrating groove in a penetrating mode. The long pins of the printed circuit board are sheared through cooperation of the laser cutting head and the baffle, meanwhile, the laser cutting head is driven by the linear motor to move, it is ensured that the lengths of the sheared pins are consistent, meanwhile, the working efficiency can be ensured, and the machining efficiency of the printed circuit board is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a tooling for printed circuit boards. Background Art

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc. Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts. Circuit boards can be called printed circuit boards or printed circuit boards, and their English names are (Printed Circuit Board) PCB, (Flexible Printed Circuit board) FPC circuit boards (FPC circuit boards are also called flexible circuit boards. Flexible circuit boards are made of polyimide or polyester film as substrates. They are highly reliable and extremely flexible printed circuit boards. They have the characteristics of high wiring density, light weight, thin thickness, and good bending properties.) and reechas, Soft and hard combination plates - the birth and development of FPC and PCB have given rise to a new product, the soft and hard combination board. Therefore, a rigid-flex board is a circuit board with both FPC and PCB characteristics formed by combining a flexible circuit board and a rigid circuit board through processes such as pressing and other steps according to relevant process requirements.

[0003] When processing a printed circuit board, the circuit components need to be soldered to the substrate of the circuit board. During the soldering operation, the pins of the circuit components will extend out of the bottom end of the substrate. The pins of some circuit components are relatively long, which is not convenient for the subsequent installation and use of the circuit board. Therefore, when processing the printed circuit board, the relatively long pins need to be cut off. In the prior art, the pin cutting of most printed circuit boards is completed manually. During manual cutting, the cutting length is inconsistent and the processing efficiency is slow. Therefore, the present application proposes a tooling for printed circuit boards. Utility Model Content

[0004] The purpose of the utility model is to provide a tool for printed circuit boards, which can cut the longer pins of the printed circuit boards by a laser cutting head in cooperation with a baffle, and at the same time, drive the laser cutting head to move by a linear motor to ensure the consistency of the cut pin lengths. At the same time, it can ensure work efficiency and improve the processing efficiency of the printed circuit boards, so as to solve the problem raised in the above background technology that in the prior art, the pin cutting of most printed circuit boards is completed manually, and during manual cutting, the cutting lengths are inconsistent, and at the same time, the processing efficiency is slow.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tool for a printed circuit board, comprising a base, a first working block is arranged on the top of one side of the base, a second working block is arranged on the top of the side of the base away from the first working block, a movable inner cavity is opened inside the first working block, a through groove is opened through the side wall of the first working block close to the second working block, the through groove is connected with the movable inner cavity, a linear motor is arranged inside the movable inner cavity, a laser cutting head is detachably connected to the side wall of the linear motor facing one end of the second working block, the output end of the laser cutting head is arranged toward one end of the second working block, the laser cutting head is movably connected with the through groove, and a baffle is fixedly connected to the side wall of the second working block close to the first working block and at the same level as the laser cutting head.

[0006] As a further solution of the utility model: a plurality of lifting electric push rods are fixedly connected to the bottom of the first working block and the second working block.

[0007] As a further solution of the utility model: the output ends of the plurality of lifting electric push rods are all arranged toward the top, and the bottoms of the plurality of lifting electric push rods are detachably connected to the top of the base through flanges.

[0008] As a further solution of the utility model: one end of the base is movably connected with a dust collecting drawer, and the top of the dust collecting drawer is penetrated by a dust collecting cavity.

[0009] As a further solution of the utility model: a dust collecting groove is provided through the top of the base located at the top of the dust collecting drawer.

[0010] As a further solution of the utility model: the outer diameter of the laser cutting head is smaller than the inner diameter of the through groove, and a plurality of control buttons are evenly arranged on the top of one end of the base.

[0011] Compared with the prior art, the beneficial effect of the utility model is as follows: in the utility model, the longer pins of the printed circuit board are sheared by a laser cutting head in cooperation with a baffle, and at the same time, the laser cutting head is driven to move by a linear motor to ensure that the length of the sheared pins is consistent, and at the same time, work efficiency can be ensured and the processing efficiency of the printed circuit board is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the main structure of a tooling for a printed circuit board of the utility model;

[0013] Figure 2 It is an enlarged schematic cross-sectional view of the first working block in a tooling for a printed circuit board of the utility model;

[0014] Figure 3The utility model is a tool for printed circuit board Figure 2 A schematic diagram of the enlarged structure at point A in the middle.

[0015] In the figure: 1. Base; 2. Dust collection drawer; 3. Control button; 4. Lifting electric push rod; 5. First working block; 6. Second working block; 7. Baffle; 8. Dust collection slot; 9. Through slot; 10. Movable inner cavity; 11. Linear motor; 12. Laser cutting head. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] The terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0018] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0019] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "set" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or integrally connected or set. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0020] See also Figures 1 to 3In an embodiment of the utility model, a tool for a printed circuit board includes a base 1, a first working block 5 is arranged on the top of one side of the base 1, a second working block 6 is arranged on the top of the side of the base 1 away from the first working block 5, an active inner cavity 10 is opened inside the first working block 5, a through groove 9 is opened through the side wall of the first working block 5 close to the second working block 6, the through groove 9 is connected with the active inner cavity 10, a linear motor 11 is arranged inside the active inner cavity 10, a laser cutting head 12 is detachably connected to the side wall of the linear motor 11 facing one end of the second working block 6, an output end of the laser cutting head 12 is arranged toward one end of the second working block 6, the laser cutting head 12 is movably connected with the through groove 9, and a baffle 7 is fixedly connected to the side wall of the second working block 6 close to the first working block 5 and at the same level as the laser cutting head 12.

[0021] Preferably, in the present embodiment, the laser cutting head 12 , the linear motor 11 , and the lifting electric push rod 4 are all powered by external electric energy, thereby ensuring stable operation of the laser cutting head 12 , the linear motor 11 , and the lifting electric push rod 4 .

[0022] A plurality of lifting electric push rods 4 are fixedly connected to the bottom of the first working block 5 and the bottom of the second working block 6 .

[0023] The output ends of the plurality of lifting electric push rods 4 are all arranged toward the top, and the bottoms of the plurality of lifting electric push rods 4 are detachably connected to the top of the base 1 through flanges.

[0024] Preferably, in this embodiment, the lifting electric push rod 4 can drive the first working block 5 and the second working block 6 to perform lifting operations, so that the working heights of the first working block 5 and the second working block 6 can be adjusted.

[0025] One end of the base 1 is movably connected with a dust collecting drawer 2, and the top of the dust collecting drawer 2 is penetrated to open a dust collecting cavity.

[0026] A dust collecting groove 8 is formed on the top of the base 1 which is located at the top of the dust collecting drawer 2 .

[0027] Preferably, in this embodiment, the cut pins are collected by the dust collection drawer 2 and the dust collection trough 8 to avoid subsequent secondary cleaning.

[0028] The outer diameter of the laser cutting head 12 is smaller than the inner diameter of the through slot 9 , and a plurality of control buttons 3 are evenly arranged on the top of one end of the base 1 .

[0029] The working principle of the utility model is: when using the device, it is only necessary to connect the external circuit to the equipment to power the linear motor 11, the laser cutting head 12 and the lifting electric push rod 4, and then place the printed circuit board on top of the first working block 5 and the second working block 6, start the laser cutting head 12, and use the laser cutting head 12 to cut the pins at the bottom of the printed circuit board. At the same time, start the linear motor 11 to drive the laser cutting head 12 to move, complete the unified shearing of the pins of the printed circuit board, and the sheared pins fall into the dust collection drawer 2 through the dust collection head 8 for collection.

[0030] It should be noted that, in this article, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise one..." do not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be pointed out that the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0031] The embodiments of the present application are described above in conjunction with the accompanying drawings, but the present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A tool for a printed circuit board, comprising a base (1), characterized in that: A first working block (5) is arranged on the top of one side of the base (1), and a second working block (6) is arranged on the top of the side of the base (1) away from the first working block (5). A movable inner cavity (10) is provided inside the first working block (5). A through groove (9) is provided through the side wall of the first working block (5) on the side close to the second working block (6), and the through groove (9) is connected to the movable inner cavity (10). A linear motor (11) is arranged inside the movable inner cavity (10). A laser cutting head (12) is detachably connected to the side wall of the linear motor (11) facing one end of the second working block (6), and an output end of the laser cutting head (12) is arranged towards one end of the second working block (6). The laser cutting head (12) is connected to the through groove (9) through the movable inner cavity (10). A baffle (7) is fixedly connected to the side wall of the second working block (6) on the side close to the first working block (5) and at the same level as the laser cutting head (12).

2. A tool for printed circuit boards according to claim 1, characterized in that: The bottoms of the first working block (5) and the second working block (6) are both fixedly connected with a plurality of lifting electric push rods (4).

3. A tool for printed circuit boards according to claim 2, characterized in that: The output ends of the plurality of lifting electric push rods (4) are all arranged toward the top, and the bottoms of the plurality of lifting electric push rods (4) are detachably connected to the top of the base (1) via flanges.

4. A tool for printed circuit boards according to claim 1, characterized in that: One end of the base (1) is movably connected to a dust collection drawer (2), and a dust collection inner cavity is provided through the top of the dust collection drawer (2).

5. The tooling for printed circuit boards according to claim 1, characterized in that: The base (1) is located at the top of the dust collection drawer (2) and is provided with a dust collection groove (8) extending therethrough.

6. A tool for printed circuit boards according to claim 1, characterized in that: The outer diameter of the laser cutting head (12) is smaller than the inner diameter of the through groove (9), and a plurality of control buttons (3) are evenly arranged on the top of one end of the base (1).

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