Adjustable circuit board positioning perforating machine

Abstract

The utility model relates to a perforating machine, in particular to an adjustable circuit board positioning perforating machine which comprises a fixing plate, a perforating machine body is installed on one side of the top of the fixing plate, and an electric sliding rail is arranged on the other side of the top of the fixing plate. A containing frame used for containing a circuit board and moving the circuit board to the position below a punching drill bit of the punching machine body for punching operation is arranged on the electric sliding rail in a sliding mode, a rubber block is arranged in the containing frame in the Y-axis direction in a sliding mode, and the rubber block is used for limiting the Y axis of the circuit board in the containing frame. Lifting roller limiting frames are arranged on the two sides in the X-axis direction in the containing frame. The circuit board in the placing frame is adjusted and limited in the Y-axis direction through horizontal movement of the rubber block, and the two sides of the circuit board in the placing frame in the X-axis direction are adjusted and limited through lifting movement of the roller limiting frame. In this way, the punching drill bit in the punching machine body can conduct precise punching operation on circuit boards of different sizes.

Description

TECHNICAL FIELD

[0001] The utility model relates to a puncher, especially a adjustable circuit board positioning puncher. BACKGROUND

[0002] The circuit board positioning puncher is a kind of equipment specially used for high-precision drilling on printed circuit board (PCB), and the machine usually adopts advanced positioning technology to ensure the accuracy of drilling position.

[0003] When the circuit board is punched on the puncher, it is generally necessary to limit the circuit board to avoid displacement and lead to inaccurate punching, and the existing positioning puncher is generally set for a specific size of circuit board, so that when punching different sizes of circuit board, it is easy to lead to inaccurate punching or displacement of the circuit board during punching operation due to the lack of adjustable limiting parts.

[0004] Therefore, it is necessary to design a adjustable circuit board positioning puncher to limit different sizes of circuit board and ensure the accuracy of punching. UTILITY MODEL CONTENTS

[0005] The utility model discloses a adjustable circuit board positioning puncher, including fixed plate, the fixed plate top one side installs puncher body, the fixed plate top other side is provided with electric slide rail, electric slide rail is slidably provided with the placement frame for placing circuit board and moving circuit board to the below of punch drill bit of puncher body and carries out the punching operation of placement frame, the rubber block is slidably arranged in the Y axis direction in the placement frame, and the rubber block is used for limiting the Y axis of circuit board in the placement frame, and the both sides of the X axis direction in the placement frame are provided with the liftable cylinder limiting frame, and the inclined limiting cylinder is arranged in parallel on one side of the cylinder limiting frame that extends into the inside of the placement frame, and the contact point of the limiting cylinder with the X axis direction of circuit board in the placement frame is adjusted by the lifting of the cylinder limiting frame, to realize the limiting of the X axis direction of circuit board.

[0006] Further, the side, away from the contact of the rubber block with the circuit board, is provided with a cross bar and a first threaded rod in parallel, the first threaded rod is rotatably connected with the rubber block and threaded through the placement frame, and the cross bar is slidably threaded through the placement frame.

[0007] Further, the top of the placement frame is provided with a guide frame, and the guide frame is slidably connected with a positioning frame for limiting the circuit board in the placement frame.

[0008] Further, the outer wall of the X axis direction of the placement frame is provided with a guide rod and a second threaded rod in parallel, and the guide rod and the second threaded rod are movably connected with the cylinder limiting frame.

[0009] Further, the inner wall of the placing frame is horizontally provided with an air nozzle, the air nozzle is communicated with the air pump installed on the fixed plate through an air pipe, the air pump delivers compressed air to the air nozzle and sprays out through the air nozzle to blow away the punching debris on the circuit board.

[0010] Further, the top of the fixed plate is provided with a feeding frame, a gap for a circuit board to pass through is formed in the lower part of the front side of the feeding frame, the feeding frame and the air pump are respectively arranged on the two sides of the punch machine body, the fixed plate is provided with an electric push rod, the movable end of the telescopic rod of the electric push rod is connected with a pushing frame, the pushing frame is arranged at the bottom of the feeding frame and is in sliding cooperation with the fixed plate.

[0011] Beneficial effects are that the circuit board in the placing frame is adjusted and limited in the Y-axis direction through the horizontal movement of the rubber block, the two sides of the circuit board in the placing frame in the X-axis direction are adjusted and limited through the lifting movement of the roller limiting frame, the top of the circuit board in the placing frame is adjusted and limited through the positioning frame, so that the punching drill in the punch machine body can accurately punch different sizes of circuit boards and the punching efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0013] Figure 2 It is a three-dimensional structure schematic view of the fixed plate, the punch machine body, the electric sliding rail and the placing frame of the utility model.

[0014] Figure 3 It is a three-dimensional structure schematic view of the placing frame, the guide frame and the positioning frame of the utility model.

[0015] Figure 4 It is a three-dimensional structure schematic view of the placing frame, the rubber block and the first threaded rod of the utility model.

[0016] Figure 5 It is a three-dimensional structure schematic view of the placing frame, the first threaded rod, the roller limiting frame and the limiting roller of the utility model.

[0017] Figure 6 It is a three-dimensional structure schematic view of the electric push rod, the pushing frame, the air pump and the air nozzle of the utility model.

[0018] In the drawing mark: 1-fixed plate, 101-punch machine body, 102-feeding frame, 2-electric sliding rail, 3-placing frame, 4-guide frame, 5-positioning frame, 6-rubber block, 7-first threaded rod, 8-guide rod, 9-roller limiting frame, 91-limiting roller, 10-second threaded rod, 11-electric push rod, 12-pushing frame, 13-air pump, 14-air nozzle. DETAILED DESCRIPTION

[0019] The embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0020] Embodiment: An adjustable circuit board positioning puncher, as shown in Figure 1 , Figure 2 , Figure 4 and Figure 5 shown, comprising a fixed plate 1, a puncher body 101 is installed on the top rear side of the fixed plate 1, the punch drill bit of the puncher body 101 is located at the front thereof, that is, above the front side of the fixed plate 1, a pair of electric sliding rails 2 are arranged on the top front side of the fixed plate 1, a placing frame 3 for placing the circuit board and moving the circuit board to below the punch drill bit of the puncher body 101 to perform the punching operation is slidably arranged on the electric sliding rails 2, the placing frame 3 is in the shape of a "mouth" and the bottom is closed, an opening is formed on the rear side of the placing frame 3 for the circuit board to slide in, the rear side of the placing frame 3 is in sliding contact with the front wall of the puncher body 101, when the punch drill bit on the puncher body 101 performs the punching operation on the circuit board in the placing frame 3, the front wall of the puncher body 101 can limit the rear side of the circuit board, a rubber block 6 is slidably arranged in the placing frame 3 in the Y-axis direction, the rubber block 6 is used to limit the Y-axis of the circuit board in the placing frame 3, two horizontal rods and a first threaded rod 7 are arranged in parallel on the front side of the rubber block 6, the two horizontal rods are arranged on both sides of the front part of the rubber block 6 with the first threaded rod 7 as the center, the first threaded rod 7 is rotatably connected with the rubber block 6 and threadedly penetrates the front part of the placing frame 3, the horizontal rods connected with the front side of the rubber block 6 slidably penetrate the front part of the placing frame 3, liftable drum limiting frames 9 are arranged on both sides of the placing frame 3 in the X-axis direction, an inclined limiting drum 91 is arranged in parallel on the side of the drum limiting frame 9 extending into the inside of the placing frame 3, a guide rod 8 and a second threaded rod 10 are arranged in parallel on the outer wall of the placing frame 3 in the X-axis direction, here, the guide rod 8 is fixedly connected with the placing frame 3, the second threaded rod 10 is rotatably connected with the placing frame 3, the guide rod 8 and the second threaded rod 10 are movably connected with the drum limiting frame 9, wherein the guide rod 8 slidably penetrates the drum limiting frame 9, the second threaded rod 10 threadedly penetrates the drum limiting frame 9, in specific use, the drum limiting frame 9 is lifted along the guide rod 8 by rotating the second threaded rod 10, so as to adjust the contact point of the limiting drum 91 with the edge of the circuit board in the placing frame 3 in the X-axis direction, that is, when the length of the circuit board is relatively long, the drum limiting frame 9 is lifted, the end of the limiting drum 91 close to the drum limiting frame 9 contacts the edge of the circuit board, when the length of the circuit board is relatively short, the drum limiting frame 9 is lowered, the end of the limiting drum 91 away from the drum limiting frame 9 contacts the edge of the circuit board, by lifting the drum limiting frame 9, not only the contact point of the limiting drum 91 with the circuit board can be adjusted, but also the circuit board can be located at the central position of the placing frame in the length direction by the limiting drum 91, the positioning of the circuit board is realized, and the circuit board is located directly below the punch drill bit of the puncher body 101, so as to realize the accurate punching of the circuit board.

[0021] AsFigure 1 And Figure 3 As shown in the figure, the top of the placing frame 3 is provided with a guide frame 4, and a positioning frame 5 for limiting the top of the circuit board in the placing frame 3 is slidably connected to the guide frame 4. The sliding connection between the positioning frame 5 and the guide frame 4 is provided with a damping. The positioning frame 5 is provided with a through hole according to a preset punching instruction. This facilitates the punching drill to directly pass through the through hole in the positioning frame 5 to position and punch the circuit board. The positioning frame 5 is replaceably arranged to adapt to the punching needs of different circuit boards. At the same time, the positioning frame 5 limits the top of the circuit board to prevent the circuit board from being raised upward during the punching operation.

[0022] As shown in the figure, Figure 6 The inner wall of the placing frame 3 is provided with horizontally parallel air nozzles 14. The air nozzles 14 are communicated with the air pump 13 mounted on the fixed plate 1 through the air conveying pipe. The air pump 13 delivers compressed air to the air nozzles 14 and sprays it out through the air nozzles 14 to blow away the punching debris on the circuit board.

[0023] As shown in the figure, Figure 1 And Figure 6 The top of the fixed plate 1 is provided with a feeding frame 102. The front lower part of the feeding frame 102 is provided with a gap for a circuit board to pass through. The feeding frame 102 and the air pump 13 are respectively arranged on the two sides of the puncher body 101. The fixed plate 1 is provided with an electric push rod 11. The movable end of the telescopic rod of the electric push rod 11 is connected with a pushing frame 12. The pushing frame 12 is arranged in the bottom of the feeding frame 102 and is in sliding cooperation with the fixed plate 1. The bottom layer circuit board in the feeding frame 102 is pushed out from the gap at the front lower part of the feeding frame 102 through the pushing frame 12.

[0024] In use, first, the placing frame 3 is horizontally moved to the right side of the fixed plate 1 through the electric sliding rail 2, then the telescopic rod of the electric push rod 11 is retracted, thereby driving the push frame 12 to move forward, so that the lowermost one of the circuit boards in the feeding frame 102 is pushed out through the gap at the front lower part of the feeding frame 102 and pushed into the placing frame 3, thereby realizing the feeding of the circuit board; then, the placing frame 3 is moved to below the punching drill bit of the punch body 101 through the electric sliding rail 2, according to the distance between the front and back sides of the circuit board in the placing frame 3, the position of the rubber block 6 in the placing frame 3 is adjusted by rotating the first threaded rod 7, so as to limit the circuit board in the Y-axis direction of the placing frame 3; then, according to the positions of the left and right sides of the circuit board in the placing frame 3, the roller limiting frame 9 is lifted and lowered along the guide rod 8 by rotating the second threaded rod 10, so as to adjust the contact points between the limiting roller 91 and the left and right side edges of the circuit board according to the distance between the left and right sides of the circuit board, so as to realize that the circuit board is located at the center position in the placing frame 3 and is limited on the left and right sides; finally, the positioning frame 5 is lowered along the guide frame 4 to limit the top surface of the circuit board, so as to avoid the circuit board from being raised upward during the punching operation; in this way, the circuit boards of different sizes are adjusted and limited, so as to realize the precise punching operation for the circuit boards of different sizes.

[0025] The above merely describes the specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. An adjustable circuit board positioning punching machine, comprising a fixing plate (1), a punching machine body (101) being mounted on one side of the top of the fixing plate (1), an electric slide rail (2) being provided on the other side of the top of the fixing plate (1), a placement frame (3) being provided on the electric slide rail (2) for placing a circuit board and moving the circuit board to below a punching drill of the punching machine body (101) for punching, characterized in that: A rubber block (6) is provided in the placement frame (3) for sliding in the Y-axis direction. The rubber block (6) is used to limit the Y-axis of the circuit board in the placement frame (3). A liftable roller limit frame (9) is provided on both sides of the placement frame (3) in the X-axis direction. The roller limit frame (9) extends into the interior of the placement frame (3) and is provided with an inclined limit roller (91) in parallel on one side. The roller limit frame (9) adjusts the contact point between the limit roller (91) and the circuit board in the placement frame (3) in the X-axis direction by lifting and lowering, so as to limit the circuit board in the X-axis direction.

2. The adjustable circuit board positioning punching machine according to claim 1, characterized in that: A crossbar and a first threaded rod (7) are arranged in parallel on the side of the rubber block (6) facing away from the side in contact with the circuit board. The first threaded rod (7) is rotatably connected to the rubber block (6) and the thread passes through the placement frame (3). The crossbar slides through the placement frame (3).

3. The adjustable circuit board positioning punching machine according to claim 2, characterized in that: A guide frame (4) is installed on the top of the placement frame (3), and a positioning frame (5) for limiting the top position of the circuit board in the placement frame (3) is slidably connected to the guide frame (4).

4. The adjustable circuit board positioning punching machine according to claim 3, characterized in that: A guide rod (8) and a second threaded rod (10) are arranged in parallel on the outer wall of the placement frame (3) in the X-axis direction. The guide rod (8) and the second threaded rod (10) are both movably connected to the roller limiting frame (9).

5. The adjustable circuit board positioning punching machine according to claim 4, characterized in that: Air nozzles (14) are arranged horizontally and in parallel on the inner wall of the placement frame (3). The air nozzles (14) are connected to an air pump (13) installed on the fixing plate (1) through an air pipe. The air pump (13) delivers compressed air to the air nozzles (14) and sprays it through the air nozzles (14) to blow away punching debris on the circuit board.

6. The adjustable circuit board positioning punching machine according to claim 5, characterized in that: A loading frame (102) is provided on the top of the fixed plate (1), and a gap for a circuit board to pass through is opened at the lower front side of the loading frame (102). The loading frame (102) and the air pump (13) are respectively arranged on both sides of the punching machine body (101). An electric push rod (11) is provided on the fixed plate (1), and the movable end of the telescopic rod of the electric push rod (11) is connected to a pushing frame (12). The pushing frame (12) is arranged at the bottom of the loading frame (102) and is slidably matched with the fixed plate (1).

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