Automatic feeding device for punching machine

Abstract

The utility model discloses an automatic feeding device for a punching machine, which comprises a conveying mechanism, a feeding mechanism and a feeding mechanism, the conveying mechanism comprises a second conveying belt, and one side of the second conveying belt is connected with a second U-shaped support; a first conveying belt is installed on one side over the second conveying belt, a first U-shaped support is installed on one side of the first conveying belt, a spring is fixed to one side of the top end of the first U-shaped support, and the other end of the spring is connected with a spring plate; a U-shaped strip is arranged on one side of the spring plate, and the other end of the U-shaped strip is connected to one side of the second U-shaped support. By arranging the conveying mechanism, when the belt material is conveyed, the belt material is placed between the second conveying belt and the first conveying belt, and when the thickness of the belt material is different, the pressure exerted by the spring is different; and meanwhile, the anti-slip strips arranged on the second conveying belt can prevent the strips from relatively sliding on the conveying mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic feeding, in particular to an automatic feeding device for a punching machine. Background Art

[0002] The punch press automatic feeder is an auxiliary peripheral automation equipment used to feed metal materials into a punch press or hydraulic press.

[0003] After searching, the Chinese patent application number 201820690590.9 discloses an automatic feeding device for a CNC punching machine, including a feeding frame, a feeding table and a clamp. The feeding table is slidably arranged on the top of the feeding frame and moves along the length direction. The rear end of the feeding frame is fixed with a buffer block by screws in a clockwise direction. The buffer block includes a moving block, a sliding block and a fixed part. The rear end bottom of the feeding table is fixedly connected with a fixed block by screws, and the side surface of the fixed block is fixedly connected with a buffer pad by rivets.

[0004] The assembling device in the above-mentioned document has the following disadvantages: the above-mentioned device is limited to conveying materials of fixed specifications. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes an automatic feeding device for a punching machine.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An automatic feeding device for a punching machine comprises: a conveying mechanism, the conveying mechanism comprises a second conveyor belt, a second U-shaped bracket is connected to one side of the second conveyor belt; a first conveyor belt is installed on one side directly above the second conveyor belt, a first U-shaped bracket is installed on one side of the first conveyor belt, a spring is fixed to one side of the top end of the first U-shaped bracket, and the other end of the spring is connected to a spring plate; a U-shaped bar is provided on one side of the spring plate, and the other end of the U-shaped bar is connected to one side of the second U-shaped bracket; a strip is installed for transmission between the second conveyor belt and the first conveyor belt.

[0008] As a further solution of the utility model: the second conveyor belt is provided with an anti-slip strip to prevent the belt from sliding relative to the conveyor belt; and a third bracket is fixed at the lower end of the conveying mechanism.

[0009] As a further solution of the utility model: a limiting mechanism is installed at one end of the conveying mechanism, and the limiting mechanism includes a first limiting block, on which a first threaded rod and a second threaded rod are installed through a threaded connection, the other ends of the first threaded rod and the second threaded rod are connected to a second limiting block, and a first positioning screw and a second positioning screw are installed on the first threaded rod and the second threaded rod on one side close to the first limiting block.

[0010] As a further solution of the utility model: a third guide rod and a fourth guide rod are fixed to one side of the first limit block, a lead screw is installed on one side of the first limit block through a threaded connection, an adjustment plate is slidably installed on the third guide rod, the fourth guide rod and the lead screw, and the lead screw is connected to one side of the adjustment plate through a thread; the strip slides between the first limit block and the adjustment plate; a second bracket is provided on one side of the lower end of the limit mechanism.

[0011] As a further solution of the utility model: a material storage mechanism is installed at one end of the limiting mechanism, and the material storage mechanism includes a first bracket, a first guide rod is fixed to one side of the first bracket, and the strip is rotatably installed on the first guide rod; a telescopic rod is connected to one side of the first guide rod, and the telescopic rod has a hollow structure.

[0012] As a further solution of the utility model: a second guide rod is fixed on the other side of the first bracket, and the second guide rod, the first bracket and the first guide rod have a threaded structure inside. A threaded rotating rod is installed on the material storage mechanism through a threaded connection, and the other end of the threaded rotating rod is fixedly connected to one side of one end of the inner part of the telescopic rod through a thread.

[0013] As a further solution of the utility model: a third positioning screw is installed on one side of the threaded rotating rod close to the second guide rod through a threaded connection.

[0014] As a further solution of the utility model: a receiving plate is installed at the lower end of the strip, and corresponding rectangular openings are respectively opened on the receiving plate at one side facing the limiting mechanism and the conveying mechanism.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model sets a conveying mechanism. When conveying a strip, the strip is placed between the second conveyor belt and the first conveyor belt. The thickness of the strip is different, and the pressure given by the spring is different. If the strip is thicker, the first U-shaped bracket will move upward with the first conveyor belt. At this time, the spring gives the first U-shaped bracket a downward thrust, causing the first conveyor belt to be close to the strip, driving the strip to move; at the same time, the anti-slip strip set on the second conveyor belt can prevent the strip from sliding relative to the conveying mechanism.

[0017] 2. The utility model sets a limit mechanism, and before conveying the strip, the limit mechanism is adjusted according to the specification of the strip to prevent the strip from deviating during conveyance.

[0018] 3. The utility model sets a material storage mechanism, rotates the threaded rod according to the width of the strip, adjusts the length of the telescopic rod, and uses a third positioning screw to fix the position of the threaded rod to prevent the strip from falling or deviating during movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The utility model is a schematic diagram of the overall structure of an automatic feeding device for a punching machine.

[0020] Figure 2 The utility model is a schematic diagram of the top surface structure of an automatic feeding device for a punching machine.

[0021] Figure 3 The utility model is a schematic diagram of the structure of a conveying mechanism of an automatic feeding device for a punching machine.

[0022] Figure 4 The utility model is a schematic diagram of the structure of a transmission mechanism of an automatic feeding device for a punching machine.

[0023] In the figure: 1-anti-slip strip, 2-first limit block, 3-second limit block, 4-strip, 5-first guide rod, 6-telescopic rod, 7-first bracket, 8-second bracket, 9-third bracket, 10-support plate, 11-spring, 12-spring plate, 13-first U-shaped bracket, 14-first conveyor belt, 15-first positioning screw, 16-first threaded rod, 17-second threaded rod, 18-second positioning screw, 19-third positioning screw, 20-threaded rotating rod, 21-second guide rod, 22-third guide rod, 23-screw, 24-fourth guide rod, 25-second conveyor belt, 26-second U-shaped bracket. DETAILED DESCRIPTION

[0024] The technical solution of the utility model is further described in detail below in conjunction with specific implementation methods.

[0025] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0026] An automatic feeding device for a punch press, such as Figure 1-4As shown, it includes: a conveying mechanism, the conveying mechanism includes a second conveyor belt 25, and a second U-shaped bracket 26 is connected to one side of the second conveyor belt 25; a first conveyor belt 14 is installed on one side directly above the second conveyor belt 25, and a first U-shaped bracket 13 is installed on one side of the first conveyor belt 14, a spring 11 is fixed to one side of the top of the first U-shaped bracket 13, and the other end of the spring 11 is connected to a spring plate 12; a U-shaped bar is provided on one side of the spring plate 12, and the other end of the U-shaped bar is connected to one side of the second U-shaped bracket 26; a strip 4 is installed for transmission between the second conveyor belt 25 and the first conveyor belt 14, and an anti-slip strip 1 is provided on the second conveyor belt 25 to prevent the strip 4 from sliding relative to the conveyor belt; a third bracket 9 is fixed to the lower end of the conveying mechanism.

[0027] By setting up a conveying mechanism, when conveying the strip 4, the strip 4 is placed between the second conveyor belt 25 and the first conveyor belt 14. The thickness of the strip 4 is different, and the pressure given by the spring 11 is different; if the strip 4 is thicker, the first U-shaped bracket 13 will move upward with the first conveyor belt 14. At this time, the spring 11 gives the first U-shaped bracket 13 a downward thrust, causing the first conveyor belt 14 to be close to the strip 4, driving the strip 4 to move; at the same time, the anti-slip strip 1 set on the second conveyor belt 25 can prevent the strip 4 from sliding relative to the conveying mechanism.

[0028] In order to stabilize the conveying strip 4, a limiting mechanism is installed at one end of the conveying mechanism, and the limiting mechanism includes a first limiting block 2, on which a first threaded rod 16 and a second threaded rod 17 are installed through a threaded connection, and the other ends of the first threaded rod 16 and the second threaded rod 17 are connected to a second limiting block 3, and a first positioning screw 15 and a second positioning screw 18 are installed on the first threaded rod 16 and the second threaded rod 17 on the side close to the first limiting block 2; a third guide rod 22 and a fourth guide rod 24 are fixed to one side of the first limiting block 2, and a lead screw 23 is installed on one side of the first limiting block 2 through a threaded connection, and an adjustment plate is slidably installed on the third guide rod 22, the fourth guide rod 24 and the lead screw 23, and the lead screw 23 is threadedly connected to one side of the adjustment plate; the strip 4 slides between the first limiting block 2 and the adjustment plate; a second bracket 8 is provided on one side of the lower end of the limiting mechanism.

[0029] By setting a limiting mechanism, before conveying the strip 4, the limiting mechanism is adjusted according to the specifications of the strip 4 to prevent the strip 4 from shifting during conveying; according to the width of the strip 4, the lead screw 23 is rotated to adjust the position of the adjustment plate so that the distance between the adjustment plate and the first limiting block 2 adapts to the width of the strip 4; according to the thickness of the strip 4, the first positioning screw 15 and the second positioning screw 18 are rotated to adjust the distance between the second limiting block 3 and the first limiting block 2 to adapt to the thickness of the strip 4.

[0030] In order to support the strip 4, a material storage mechanism is installed at one end of the limiting mechanism, and the material storage mechanism includes a first bracket 7, a first guide rod 5 is fixed on one side of the first bracket 7, and the strip 4 is rotatably installed on the first guide rod 5; a telescopic rod 6 is connected to one side of the first guide rod 5, and the telescopic rod 6 is a hollow structure; a second guide rod 21 is fixed on the other side of the first bracket 7, and the second guide rod 21, the first bracket 7 and the first guide rod 5 are threaded structures inside, and a threaded rotating rod 20 is installed on the material storage mechanism through a threaded connection, and the other end of the threaded rotating rod 20 is fixedly connected to one side of the inner end of the telescopic rod 6 through a threaded connection; a third positioning screw 19 is installed on the side of the threaded rotating rod 20 close to the second guide rod 21 through a threaded connection; a receiving plate 10 is installed at the lower end of the strip 4, and corresponding rectangular openings are respectively opened on the side of the receiving plate 10 facing the limiting mechanism and the conveying mechanism to prevent obstruction of the normal operation of the limiting mechanism and the conveying mechanism.

[0031] By setting up the material storage mechanism, the threaded rotating rod 20 is rotated according to the width of the strip 4 to adjust the length of the telescopic rod 6, and the position of the threaded rotating rod 20 is fixed by the third positioning screw 19 to prevent the strip 4 from falling or deflecting when it is moved.

[0032] Working principle: before conveying the strip 4, adjust the limit mechanism according to the specifications of the strip 4 to prevent the strip 4 from shifting during conveying; according to the width of the strip 4, turn the lead screw 23 to adjust the position of the adjustment plate so that the distance between the adjustment plate and the first limit block 2 adapts to the width of the strip 4; according to the thickness of the strip 4, turn the first positioning screw 15 and the second positioning screw 18 to adjust the distance between the second limit block 3 and the first limit block 2 to adapt to the thickness of the strip 4; when conveying the strip 4, place the strip 4 between the second conveyor belt 25 and the first conveyor belt 14. The thickness of the strip 4 is different, and the elastic The pressure given by the spring 11 is different; if the strip 4 is thicker, the first U-shaped bracket 13 will move upward with the first conveyor belt 14. At this time, the spring 11 gives the first U-shaped bracket 13 a downward thrust, causing the first conveyor belt 14 to be close to the strip 4, driving the strip 4 to move; at the same time, the anti-slip strip 1 set on the second conveyor belt 25 can prevent the strip 4 from sliding relative to the conveying mechanism; according to the width of the strip 4, rotate the threaded rotary rod 20, adjust the length of the telescopic rod 6, and use the third positioning screw 19 to fix the position of the threaded rotary rod 20 to prevent the strip 4 from falling or deviating when moving.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automatic feeding device for a punch press, comprising: A conveying mechanism, the conveying mechanism comprising a second conveyor belt (25), one side of the second conveyor belt (25) being connected to a second U-shaped bracket (26); a first conveyor belt (14) being installed on one side directly above the second conveyor belt (25), one side of the first conveyor belt (14) being installed to a first U-shaped bracket (13), a spring (11) being fixed to one side of the top end of the first U-shaped bracket (13), the other end of the spring (11) being connected to a spring plate (12); a U-shaped bar being provided on one side of the spring plate (12), the other end of the U-shaped bar being connected to one side of the second U-shaped bracket (26); a strip (4) being installed for transmission between the second conveyor belt (25) and the first conveyor belt (14).

2. The automatic feeding device for a punching machine according to claim 1, characterized in that: The second conveyor belt (25) is provided with an anti-slip strip (1) to prevent the strip (4) from sliding relative to the conveyor belt; and a third bracket (9) is fixed at the lower end of the conveying mechanism.

3. The automatic feeding device for a punching machine according to claim 2, characterized in that: A limiting mechanism is installed at one end of the transmission mechanism, and the limiting mechanism comprises a first limiting block (2), a first threaded rod (16) and a second threaded rod (17) are installed on the first limiting block (2) through a threaded connection, the other ends of the first threaded rod (16) and the second threaded rod (17) are connected to the second limiting block (3), and a first positioning screw (15) and a second positioning screw (18) are installed on one side of the first threaded rod (16) and the second threaded rod (17) close to the first limiting block (2).

4. The automatic feeding device for a punching machine according to claim 3, characterized in that: A third guide rod (22) and a fourth guide rod (24) are fixed to one side of the first limit block (2); a lead screw (23) is installed on one side of the first limit block (2) through a threaded connection; an adjustment plate is slidably installed on the third guide rod (22), the fourth guide rod (24) and the lead screw (23); the lead screw (23) is connected to one side of the adjustment plate through a threaded connection; the strip (4) slides between the first limit block (2) and the adjustment plate; and a second bracket (8) is provided on one side of the lower end of the limit mechanism.

5. The automatic feeding device for a punching machine according to claim 4, characterized in that: A material storage mechanism is installed at one end of the limiting mechanism, and the material storage mechanism comprises a first bracket (7), a first guide rod (5) is fixed to one side of the first bracket (7), and the strip (4) is rotatably installed on the first guide rod (5); a telescopic rod (6) is connected to one side of the first guide rod (5), and the telescopic rod (6) has a hollow structure.

6. The automatic feeding device for a punching machine according to claim 5, characterized in that: A second guide rod (21) is fixed to the other side of the first bracket (7); the second guide rod (21), the first bracket (7) and the first guide rod (5) are internally threaded; a threaded rotary rod (20) is installed on the material storage mechanism via a threaded connection; the other end of the threaded rotary rod (20) is fixedly connected to one side of an internal end of the telescopic rod (6) via a threaded connection.

7. The automatic feeding device for a punching machine according to claim 6, characterized in that: A third positioning screw (19) is installed on one side of the threaded rotating rod (20) close to the second guide rod (21) through a threaded connection.

8. The automatic feeding device for a punching machine according to claim 7, characterized in that: A receiving plate (10) is installed at the lower end of the strip (4), and corresponding rectangular openings are respectively provided on the receiving plate (10) on the side facing the limiting mechanism and the conveying mechanism.

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