CN210758060U

CN210758060U - Clamp for processing PCB (printed circuit board)

Info

Publication number: CN210758060U
Application number: CN201921910784.6U
Authority: CN
Inventors: 赵云花
Original assignee: Wanan Yuwei Electronics Co Ltd
Current assignee: Wanan Yuwei Electronics Co Ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-06-16
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses an anchor clamps are used in processing of PCB board, including fixed plate, slider, first rectangle loop bar, rubber backup pad, second rectangle loop bar, rubber gasket, finger cylinder, bracing piece, circular limiting plate, connecting rod, electric putter, bed plate, base set screw, scale disc, pointer, thread block, threaded rod, first bevel gear, second bevel gear, connecting rod knob, set casing, second slider, inserted bar, spring and handle. The utility model has the advantages that: this device presss from both sides tight fixedly to the PCB board through pointing the cylinder, supports fixedly to pressing from both sides tight PCB board through the rubber support board, can effectually prevent that the PCB board from leading to the PCB board fracture because of the atress of PCB board is inhomogeneous when drilling or cutting processing, has improved the success rate of adding man-hour, installs the rubber gasket on pointing the cylinder, rubber gasket and rubber support board can be tight and avoid anchor clamps wearing and tearing PCB board when supporting pressing from both sides tightly.

Description

Clamp for processing PCB (printed circuit board)

Technical Field

The utility model relates to an anchor clamps are used in processing specifically is an anchor clamps are used in processing of PCB board belongs to PCB board anchor clamps application technical field.

Background

Printed circuit boards (Printed circuit boards), also known as Printed circuit boards, are providers of electrical connection of electronic components, and the Printed circuit boards are generally represented by "PCBs" and cannot be called "PCBs", and have been developed for over 100 years; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, improving automation level and production labor rate, and being divided into single-layer boards, double-sided boards, four-layer boards, six-layer boards and other multi-layer circuit boards according to the number of layers of the circuit board.

The PCB board need use corresponding processing anchor clamps to it is fixed spacing man-hour adding, adopting drilling or cutting man-hour, the PCB board probably bears because of the stress point all by the PCB board body in the position of contact drill bit or cutting knife, can arouse the fracture, and the simultaneous processing personnel is gluing the PCB board or the soldering during operation, probably leads to the staff to add man-hour the sour pain of neck because of the not good adjustment in the position of PCB board. Therefore, a fixture for processing a PCB is proposed to solve the above problems.

Disclosure of Invention

An object of the utility model is to provide a PCB board processing anchor clamps just in order to solve above-mentioned problem.

The utility model achieves the above purpose through the following technical scheme, a clamp for processing a PCB, which comprises a base plate, a fixed plate, a finger cylinder and a limiting fixed structure, wherein both ends of the upper surface of the base plate are fixedly connected with electric push rods, the fixed plate is internally provided with a cavity, both sides of the fixed plate are respectively provided with a circular cavity, one end of a circular limiting plate is rotatably connected in the circular cavities at both sides of the fixed plate, the other end of the circular limiting plate is connected to one end of a connecting rod, the two connecting rods are fixedly connected to one ends of the two electric push rods, two sliding blocks are slidably connected in the cavity of the fixed plate, one end of a sheet shifting plate is fixedly connected to the side surface of one sliding block, the other end of the sheet shifting plate penetrates through the side wall of the fixed plate and extends out of the wall, the upper surfaces of the two sliding blocks are respectively and fixedly connected with, the other ends of the support rod and the second rectangular loop bar penetrate through the side wall of the inner cavity of the fixing plate and extend out of the inner cavity, one end of the upper surface of the fixing plate is also fixedly connected with a supporting rod, the upper ends of the two supporting rods are fixedly provided with finger cylinders, a first rectangular loop bar is sleeved in the inner cavity of the second rectangular loop bar, the top end of the first rectangular loop bar is fixedly connected with a rubber supporting plate, a thread block is fixedly connected in the inner cavity of the first rectangular loop bar, a threaded rod is connected on the thread block in a threaded manner, one end of the threaded rod extends to the bottom wall of the inner cavity of the second rectangular sleeve rod and is rotationally connected with the bottom wall of the inner cavity, a first bevel gear is fixedly connected on the arc-shaped surface of the threaded rod, the side wall of the inner cavity of the second rectangular sleeve rod is rotatably connected with a connecting rod knob, one end of the connecting rod knob is fixedly connected with a second bevel gear, and both ends of the bottom side of the surface of the fixing plate are fixedly provided with limiting fixing structures.

Preferably, spacing fixed knot constructs including set casing, second slider, inserted bar, spring and handle, the outer fixed surface of fixed plate is connected with the set casing, sliding connection has the second slider in the inner chamber of set casing, the one end of the one end fixedly connected with spring of second slider, the other end fixedly connected to inner chamber diapire of set casing of spring, fixedly connected with inserted bar on the second slider, the one end of inserted bar runs through the lateral wall of set casing and extends to outside the wall, the other end of inserted bar runs through the lateral wall of set casing and the circular cavity lateral wall of fixed plate and extends to in the circular cavity of fixed plate, the one end fixedly connected with handle of inserted bar.

Preferably, circular grooves are uniformly formed in the side wall of the circular limiting plate, and the diameter of each circular groove is equal to that of the corresponding plug rod.

Preferably, the first bevel gear and the second bevel gear are meshed and connected with each other.

Preferably, a scale disc is fixedly connected to the joint of the connecting rod and the outer surface of the fixing plate, and a pointer is fixedly connected to the upper end of the electric push rod.

Preferably, the upper end face and the lower end face of the finger arm of the finger cylinder are fixedly connected with rubber gaskets.

Preferably, a plurality of base fixing screws are fixedly arranged on the base plate at equal intervals.

The utility model has the advantages that:

1. this device presss from both sides tight fixedly to the PCB board through pointing the cylinder, supports fixedly to pressing from both sides tight PCB board through the rubber support board, can effectually prevent that the PCB board from leading to the PCB board fracture because of the atress of PCB board is inhomogeneous when drilling or cutting processing, has improved the success rate of adding man-hour, installs the rubber gasket on pointing the cylinder, rubber gasket and rubber support board can be tight and avoid anchor clamps wearing and tearing PCB board when supporting pressing from both sides tightly.

2. This device carries out lift adjustment to the PCB board through electronic push rod, can adapt to the machining tool of co-altitude not, and the cooperation rotation function through circular limiting plate and fixed plate realizes the angle modulation function of PCB board, can adjust suitable workman's angle when the PCB board is glued or the tin soldering, avoids the workman to lead to the sore neck because of the angle is uncomfortable or too high low, has improved workman's work comfort level.

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 perspective view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present invention;

fig. 4 is a schematic diagram of a partial enlarged structure at B of fig. 2 according to the present invention.

In the figure: 1. the device comprises a fixing plate, 2, a sliding block, 3, a first rectangular sleeve rod, 4, a rubber supporting plate, 5, a second rectangular sleeve rod, 6, a rubber gasket, 7, a finger cylinder, 8, a supporting rod, 9, a circular limiting plate, 10, a connecting rod, 11, an electric push rod, 12, a base plate, 13, a base fixing screw, 14, a scale disc, 15, a pointer, 16, a thread block, 17, a threaded rod, 18, a first bevel gear, 19, a second bevel gear, 20, a connecting rod knob, 21, a fixing shell, 22, a second sliding block, 23, an inserting rod, 24, a spring, 25, a handle, 26 and a plectrum plate.

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. 1-4, a fixture for processing a PCB comprises a base plate 12, a fixing plate 1, a finger cylinder 7 and a limiting fixing structure, wherein two ends of the upper surface of the base plate 12 are fixedly connected with electric push rods 11, a cavity is formed in the fixing plate 1, two sides of the inner part of the fixing plate 1 are respectively provided with a circular cavity, one end of a circular limiting plate 9 is rotatably connected in the circular cavities at two sides of the fixing plate 1, the other end of the circular limiting plate 9 is connected to one end of a connecting rod 10, the two connecting rods 10 are respectively fixedly connected to one end of the two electric push rods 11, two sliders 2 are slidably connected in the inner cavity of the fixing plate 1, one end of a pulling plate 26 is fixedly connected to the side surface of one of the sliders 2, the other end of the pulling plate 26 penetrates through the side wall of the fixing plate 1 and extends out of the wall, the upper surfaces of the two sliders 2 are respectively fixedly connected with a support rod, the other ends of the supporting rods 8 and the second rectangular sleeve rod 5 penetrate through the inner cavity side wall of the fixing plate 1 and extend out of the inner cavity side wall, one end of the upper surface of the fixing plate 1 is fixedly connected with the supporting rods 8, the upper ends of the two supporting rods 8 are fixedly provided with the finger cylinders 7, the inner cavity of the second rectangular sleeve rod 5 is sleeved with the first rectangular sleeve rod 3, the top end of the first rectangular sleeve rod 3 is fixedly connected with the rubber supporting plate 4, the inner cavity of the first rectangular sleeve rod 3 is fixedly connected with the thread block 16, the thread block 16 is in threaded connection with the threaded rod 17, one end of the threaded rod 17 extends to the inner cavity bottom wall of the second rectangular sleeve rod 5 and is in rotating connection with the inner cavity bottom wall, the arc-shaped surface of the threaded rod 17 is fixedly connected with the first bevel gear 18, the inner cavity side wall of the second rectangular sleeve rod 5 is in rotating connection with the connecting rod knob 20, and one end of, and both ends of the bottom side of the surface of the fixed plate 1 are fixedly provided with limiting and fixing structures.

The limiting fixing structure comprises a fixing shell 21, a second sliding block 22, an inserting rod 23, a spring 24 and a handle 25, the fixing shell 21 is fixedly connected to the outer surface of the fixing plate 1, the second sliding block 22 is slidably connected to the inner cavity of the fixing shell 21, one end of the second sliding block 22 is fixedly connected with one end of the spring 24, the other end of the spring 24 is fixedly connected to the bottom wall of the inner cavity of the fixing shell 21, the inserting rod 23 is fixedly connected to the second sliding block 22, one end of the inserting rod 23 penetrates through the side wall of the fixing shell 21 and extends out of the wall, the other end of the inserting rod 23 penetrates through the side wall of the fixing shell 21 and the side wall of the circular cavity of the fixing plate 1 and extends into the circular cavity of the fixing plate 1, and one end of the inserting rod 23 is fixedly; circular grooves are uniformly formed in the side wall of the circular limiting plate 9, and the diameter of each circular groove is equal to that of the corresponding inserted rod 23; the first bevel gear 18 and the second bevel gear 19 are meshed and connected with each other; a scale disc 14 is fixedly connected to the joint of the connecting rod 10 and the outer surface of the fixing plate 1, and a pointer 15 is fixedly connected to the upper end of the electric push rod 11; the upper end face and the lower end face of a finger arm of the finger cylinder 7 are fixedly connected with rubber gaskets 6; a plurality of base fixing screws 13 are fixedly arranged on the base plate 13 at equal intervals.

When the utility model is used, firstly, the base plate 12 is fixed on the corresponding processing position through the base fixing screw 13, then the PCB to be processed is fixed on the two finger cylinders 7 through the two finger cylinders 7, then if the height of the PCB is required to be adjusted, the switch of the electric push rod 11 is started, the fixing plate 1 is driven to move through the extension and retraction of the electric push rod 11, the PCB is driven to move up and down through the electric push rod 11 to adjust the height, when the PCB is processed in drilling or cutting, the PCB is prevented from being broken due to the overlarge stress of the central position during processing through the supporting function of the rubber supporting plate 4, when the position of the rubber supporting plate 4 is required to be adjusted, firstly, the rotary connecting rod knob 20 drives the second bevel gear 19 to rotate through the connecting rod knob 20, the second bevel gear 19 is meshed with the first bevel gear 18 to be linked with the first bevel gear 18 to rotate, the threaded rod 17 is driven to rotate through the first bevel gear 18, the threaded rod 17 is in threaded connection with the threaded block 16 to drive the threaded block 16 to move, the threaded block 16 drives the first rectangular sleeve rod 3 to move, the first rectangular sleeve rod 3 has telescopic capacity, the first rectangular sleeve rod 3 drives the rubber support plate 4 to move downwards through contraction, then the rubber support plate 4 is driven to move through movement (26), the rubber support plate 4 is moved to the original position through rotating the connecting rod knob 20 again when the first rectangular sleeve rod 3 moves to the proper position, when a PCB is subjected to glue dispensing, soldering and other processing, the fixing plate 1 is rotated on the two circular limiting plates 9 through rotating the fixing plate 1, the angle can be adjusted accurately through matching between the scale disc 14 and the pointer 15, and after the adjustment is finished, the second sliding block 22 is driven to move through the rebound effect of the spring 24, the second sliding block 22 drives the inserting rod 23 to move, and the inserting rod 23 is inserted into the circular groove of the circular limiting plate 9 to achieve a fixed limiting effect on the fixing plate 1.

The electric push rod 11 is an electric push rod of LEC606 model manufactured by Suzhou Yuancheng Ming Chuang electromechanical devices Limited and a related matched power supply and circuit thereof.

The finger cylinder 7 adopts MHZ2-20D type finger cylinder produced by air-driven company Limited in Aschen of Dongguan city and its related power supply and circuit.

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 PCB board processing is with anchor clamps which characterized in that: comprises a base plate (12), a fixed plate (1), a finger cylinder (7) and a limiting fixed structure, wherein electric push rods (11) are fixedly connected with two ends of the upper surface of the base plate (12), a cavity is formed in the fixed plate (1), circular cavities are formed in two sides of the fixed plate (1), one ends of circular limiting plates (9) are rotatably connected in the circular cavities on two sides of the fixed plate (1), the other ends of the circular limiting plates (9) are connected to one ends of connecting rods (10), the two connecting rods (10) are fixedly connected to one ends of the two electric push rods (11), two sliding blocks (2) are slidably connected in the inner cavity of the fixed plate (1), one end of a shifting plate (26) is fixedly connected to the side surface of one sliding block (2), the other end of the shifting plate (26) penetrates through the side wall of the fixed plate (1) and extends out of the wall, the upper surfaces of the two sliding blocks (2) are respectively fixedly connected with one ends of a supporting rod (8) and a second rectangular loop bar (5), the other ends of the supporting rod (8) and the second rectangular loop bar (5) respectively penetrate through the inner cavity side wall of the fixing plate (1) and extend out of the wall, one end of the upper surface of the fixing plate (1) is also fixedly connected with the supporting rod (8), the upper ends of the two supporting rods (8) are respectively and fixedly provided with a finger cylinder (7), the inner cavity of the second rectangular loop bar (5) is sleeved with a first rectangular loop bar (3), the top end of the first rectangular loop bar (3) is fixedly connected with a rubber supporting plate (4), the inner cavity of the first rectangular loop bar (3) is fixedly connected with a thread block (16), the thread block (16) is connected with a threaded rod (17), one end of the threaded rod (17) extends to the inner cavity bottom wall of the second rectangular loop bar (5) and is rotatably connected with the inner cavity bottom wall, the fixing device is characterized in that a first bevel gear (18) is fixedly connected to the arc-shaped surface of the threaded rod (17), a connecting rod knob (20) is rotatably connected to the side wall of the inner cavity of the second rectangular sleeve rod (5), a second bevel gear (19) is fixedly connected to one end of the connecting rod knob (20), and limiting fixing structures are fixedly mounted at two ends of the bottom side of the surface of the fixing plate (1).

2. The jig for PCB processing according to claim 1, wherein: the limiting and fixing structure comprises a fixing shell (21), a second sliding block (22), an inserted link (23), a spring (24) and a handle (25), a fixed shell (21) is fixedly connected with the outer surface of the fixed plate (1), a second sliding block (22) is connected in an inner cavity of the fixed shell (21) in a sliding manner, one end of the second sliding block (22) is fixedly connected with one end of a spring (24), the other end of the spring (24) is fixedly connected to the bottom wall of the inner cavity of the fixed shell (21), an insert rod (23) is fixedly connected to the second sliding block (22), one end of the insert rod (23) penetrates through the side wall of the fixed shell (21) and extends out of the wall, the other end of inserted bar (23) runs through the lateral wall of set casing (21) and the circular cavity lateral wall of fixed plate (1) and extends to in the circular cavity of fixed plate (1), the one end fixedly connected with handle (25) of inserted bar (23).

3. The jig for PCB processing according to claim 1, wherein: circular grooves are uniformly formed in the side wall of the circular limiting plate (9), and the diameter of each circular groove is equal to that of the corresponding inserted rod (23).

4. The jig for PCB processing according to claim 1, wherein: the first bevel gear (18) and the second bevel gear (19) are meshed and connected with each other.

5. The jig for PCB processing according to claim 1, wherein: the outer surface junction fixedly connected with scale disc (14) of connecting rod (10) and fixed plate (1), the upper end fixedly connected with pointer (15) of electric putter (11).

6. The jig for PCB processing according to claim 1, wherein: the upper end face and the lower end face of the finger arm of the finger cylinder (7) are fixedly connected with rubber gaskets (6).

7. The jig for PCB processing according to claim 1, wherein: a plurality of base fixing screws (13) are fixedly arranged on the base plate (12) at equal intervals.