Material belt discharging mechanism capable of being replaced without shutdown

Abstract

The utility model discloses a stop-free replacement material belt blanking mechanism which comprises a fixing frame, supporting legs are arranged at the lower end of the fixing frame, two supporting rollers are rotatably connected to the surface of the fixing frame, two limiting plates are fixedly connected to the surface of the fixing frame, and a transmission disc is rotatably connected between the supporting rollers and the limiting plates. And a mounting block is rotationally arranged on the surface of the transmission disc. According to the material belt discharging mechanism capable of being replaced without shutdown, a linkage toothed plate and a cutting blade are arranged, when the material belt discharging mechanism works, a driving motor drives a mounting block and a limiting column to wind a material belt, and after the material belt is wound, a buffering rubber wheel and a connecting frame are pushed, so that the connecting frame is meshed with a positioning gear through the linkage toothed plate; and meanwhile, the transmission disc drives the cutting blades on the surface to move so as to automatically cut a material belt, the material changing efficiency of the device is improved, the punching machine does not need to be stopped, and the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping processing, in particular to a material strip unloading mechanism which does not require shutdown for replacement. Background Art

[0002] A punch press is a stamping press. The punch press drives the flywheel through an electric motor, and drives the crank-connecting rod mechanism through the clutch and transmission gear to make the slider move up and down, driving the stretching die to form the steel plate. In national production, the stamping process saves materials and energy, has high efficiency, does not require high technical skills of the operator, and can make products that cannot be achieved by mechanical processing through various mold applications. Therefore, its use is becoming more and more extensive. Stamping production is mainly for plates. Through the mold, it can make blanking, punching, forming, drawing, trimming, fine blanking, shaping, riveting and extrusion, etc.

[0003] When the existing stamping machine is in use, the raw material strip is generally transmitted through the material guiding mechanism for continuous processing, and the processed material strip is collected by the winding device at the unloading point. When the existing unloading mechanism needs to replace the material strip roll, the stamping machine needs to be stopped, and then the material strip needs to be cut and rewound, which reduces the working efficiency and is not conducive to continuous production. Utility Model Content

[0004] The purpose of the utility model is to provide a material strip unloading mechanism that does not require shutdown for replacement, so as to solve the problem raised in the above background technology that when the material strip roll needs to be replaced, the punching machine needs to be stopped, the material strip needs to be cut and rewound, which reduces the work efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a material strip unloading mechanism that does not require shutdown for replacement, comprising a fixed frame, a supporting foot is arranged at the lower end of which, two supporting rollers are rotatably connected to the surface of the fixed frame, and two limiting plates are fixedly connected to the surface of the fixed frame, a transmission disc is rotatably connected between the supporting rollers and the limiting plates, a mounting block is rotatably arranged on the surface of the transmission disc, a limiting column is arranged on the surface of the mounting block, a positioning block is slidably connected to the upper surface of one end of the mounting block, a groove is arranged on the surface of the limiting column, and a connecting arm is slidably connected to the inner wall of the limiting column groove, a clamping block is fixedly connected to one end of the connecting arm, and a driving motor is fixedly connected to the rear surface of the transmission disc.

[0006] Preferably, the fixing frame is L-shaped, and an opening is provided on the surface of the fixing frame, and a spring is connected between the mounting block and the positioning block.

[0007] By adopting the above technical solution, the positioning block can be driven by the spring between the mounting block and the positioning block to fix the limiting column.

[0008] Preferably, a groove is provided on the surface of the mounting block, an opening is provided at one end of the limiting column, and the limiting column and the positioning block form a snap-fit ​​connection.

[0009] By adopting the above technical solution, the limiting column is inserted into the mounting block for engagement, and then the limiting column is engaged and fixed by the positioning block.

[0010] Preferably, the side surface of the limit column is provided with an opening, and the opening of the limit column is trapezoidal in design, and the opening of the limit column is the same shape as the clamping block, a spring is connected between the connecting arm and the limit column, and the output end of the drive motor is fixedly connected to the mounting block.

[0011] By adopting the above technical solution, the clamping block is driven by the sliding connecting arm, so that the material strip can be clamped and fixed by the clamping block and the limiting column.

[0012] Preferably, an automatic cutting mechanism is provided on the surface of the transmission disc, which drives the cutting blade to rotate by rotating the transmission disc.

[0013] By adopting the above technical solution, the cutting blade on the surface is driven by the rotation of the transmission disc to move and automatically cut the material strip.

[0014] Preferably, the automatic cutting mechanism includes a connecting frame, which is slidably connected to the surface of the transmission disc, the lower surface of the connecting frame is rotatably connected to a buffer rubber wheel, one end of the connecting frame is fixedly connected to a linkage toothed plate, the inner wall of the opening of the fixed frame is rotatably connected to a positioning gear, and the surface of the transmission disc is fixedly connected to a cutting blade.

[0015] By adopting the above technical solution, the material belt drives the buffer rubber wheel to slide, so that the buffer rubber wheel drives the connecting frame to slide, and the connecting frame drives the linkage tooth plate to slide.

[0016] Preferably, a spring is connected between the connecting frame and the transmission disc, a tooth block is provided on the side surface of the lower end of the linkage tooth plate, and the positioning gear is meshedly connected with the linkage tooth plate through the tooth block.

[0017] By adopting the above technical solution, after the linkage tooth plate moves, the tooth block meshes with the relative positioning gear, so that the linkage tooth plate drives the transmission disc to rotate.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the material strip unloading mechanism without stopping for replacement:

[0019] 1. A linkage tooth plate and a cutting blade are provided, so that when the device is working, the drive motor drives the mounting block and the limit column to rotate to reel in the material belt. After the material belt is reeled in, the buffer rubber wheel and the connecting frame are pushed to slide, so that the connecting frame is meshed with the positioning gear through the linkage tooth plate, thereby driving the transmission disc to rotate through the linkage tooth plate and the connecting frame, and at the same time, the transmission disc drives the cutting blade on the surface to move, thereby automatically cutting the material belt, which improves the efficiency of material replacement of the device, does not need to stop the punching machine, and improves the practicality of the device;

[0020] 2. A clamping block and a limiting column are provided, so that when the device is working, the trapezoidal design of the clamping block and the limiting column facilitates the quick clamping and fixing of one end of the material belt, thereby improving the material changing efficiency of the device, increasing the efficiency of disassembling and assembling the material belt of the device, and speeding up the material changing speed of personnel;

[0021] 3. A mounting block and a positioning block are provided, so that when the device is working, the groove on the surface of the mounting block is used to facilitate the positioning and installation of the limit column, and the positioning block is used to facilitate the clamping and fixing of the limit column, thereby improving the speed of disassembling and assembling the limit column of the device, and facilitating the direct disassembly of the limit column when replacing the material belt, thereby increasing the efficiency of fixing the material belt and achieving the purpose of not having to stop the machine for changing materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of the connection between the fixing frame and the supporting roller of the utility model;

[0023] Figure 2 This is a schematic diagram of the three-dimensional structure of the connection between the fixing frame and the transmission disc of the utility model;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the connection between the mounting block and the drive motor of the utility model;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the connection arm and the clamping block of the utility model;

[0026] Figure 5 This is a schematic diagram of the three-dimensional structure of the connection between the limit column and the positioning block of the utility model;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the connection frame and the buffer rubber wheel of the utility model.

[0028] In the figure: 1. fixed frame; 2. supporting roller; 3. limit plate; 4. driving disc; 5. mounting block; 6. limit column; 7. positioning block; 8. connecting arm; 9. clamping block; 10. driving motor; 11. connecting frame; 12. buffer rubber wheel; 13. linkage gear plate; 14. positioning gear; 15. cutting blade. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-6 The utility model provides a technical solution: a material strip unloading mechanism without stopping for replacement, comprising a fixed frame 1, a supporting roller 2, a limiting plate 3, a transmission disc 4, a mounting block 5, a limiting column 6, a positioning block 7, a connecting arm 8, a clamping block 9, a driving motor 10, a connecting frame 11, a buffer rubber wheel 12, a linkage toothed plate 13, a positioning gear 14 and a cutting blade 15. The fixed frame 1 is provided with a supporting foot at the lower end. The fixed frame 1 is L-shaped, and an opening is provided on the surface of the fixed frame 1. A spring is connected between the mounting block 5 and the positioning block 7. A groove is provided on the surface of the mounting block 5. An opening is provided at one end of the limiting column 6, and the limiting column 6 and the positioning block 7 form a snap-fit ​​connection. When using the device, firstly, the connecting arm 8 is slid to drive the clamping block 9 to expose the opening of the limiting column 6, and then one end of the material strip is inserted into the opening of the limiting column 6, and the connecting arm 8 and the clamping block 9 are pushed by the spring to clamp and fix the material strip.

[0031] The surface of the fixed frame 1 is rotatably connected to two supporting rollers 2, and the surface of the fixed frame 1 is fixedly connected to two limit plates 3. The side surface of the limit column 6 is provided with an opening, and the opening of the limit column 6 is trapezoidal in design, and the opening of the limit column 6 is the same shape as the clamping block 9. A spring is connected between the connecting arm 8 and the limit column 6. The output end of the driving motor 10 is fixedly connected to the mounting block 5. The mounting block 5 and the limit column 6 are driven to rotate by the driving motor 10 to facilitate the winding and reeling of the material belt. As the material belt is reeled, the surface of the material belt pushes the buffer rubber wheel 12, so that the buffer rubber wheel 12 drives the connecting frame 11 to slide, and the connecting frame 11 drives the linkage tooth plate 13 to slide.

[0032] A transmission disc 4 is rotatably connected between the supporting roller 2 and the limit plate 3, and a mounting block 5 is rotatably provided on the surface of the transmission disc 4. An automatic cutting mechanism is provided on the surface of the transmission disc 4, which drives the cutting blade 15 to rotate through the rotation of the transmission disc 4. After the linkage tooth plate 13 slides, it meshes with the positioning gear 14 through the tooth block, so that the linkage tooth plate 13 and the connecting frame 11 drive the transmission disc 4 to rotate.

[0033] A limiting column 6 is arranged on the surface of the mounting block 5, and a positioning block 7 is slidably connected to the upper surface of one end of the mounting block 5. The automatic cutting mechanism comprises a connecting frame 11, which is slidably connected to the surface of the transmission disc 4, and a buffer rubber wheel 12 is rotatably connected to the lower surface of the connecting frame 11, and a linkage tooth plate 13 is fixedly connected to one end of the connecting frame 11, and a positioning gear 14 is rotatably connected to the inner wall of the opening of the fixed frame 1, and a cutting blade 15 is fixedly connected to the surface of the transmission disc 4. After the rotation of the transmission disc 4, the cutting blade 15 on the surface is driven to move, thereby automatically cutting the material strip. Subsequently, the user unlocks the limiting column 6 with the material strip wound up by sliding the positioning block 7, so as to facilitate the quick disassembly of the limiting column 6 with the material strip wound up, and then the spring on the surface of the transmission disc 4 pushes the connecting frame 11 and the linkage tooth plate 13 to slide and reset, so that the transmission disc 4 rotates and resets accordingly.

[0034] A groove is provided on the surface of the limiting column 6, and a connecting arm 8 is slidably connected to the inner wall of the groove of the limiting column 6, one end of the connecting arm 8 is fixedly connected to a clamping block 9, and a driving motor 10 is fixedly connected to the rear surface of the transmission disc 4. A spring is connected between the connecting frame 11 and the transmission disc 4, and a tooth block is provided on the lower end side surface of the linkage tooth plate 13. The positioning gear 14 is meshed with the linkage tooth plate 13 through the tooth block. After the transmission disc 4 is reset, one end of the new limiting column 6 is inserted into the mounting block 5 and is fixed by the positioning block 7. Then, the connecting arm 8 and the clamping block 9 are pulled to quickly clamp and fix the cut material strip, which effectively improves the efficiency of material replacement of the device, and is convenient for the device to replace materials without stopping the punching machine, thereby improving practicality.

[0035] Working principle: When using the material strip unloading mechanism that does not require shutdown for replacement, first, the connecting arm 8 drives the clamping block 9 to clamp and fix one end of the material strip, and then the driving motor 10 drives the mounting block 5 and the limiting column 6 to rotate to facilitate the winding of the material strip. After the material strip is wound, the buffer rubber wheel 12 and the connecting frame 11 are pushed to slide, so that the connecting frame 11 drives the linkage tooth plate 13 to engage the positioning gear 14, so that the connecting frame 11 drives the transmission disc 4 to rotate, so that the transmission disc 4 drives the cutting blade 15 to cut the material strip, and the sliding positioning block 7 is used to facilitate the unlocking of the limiting column 6 and the disassembly of the material strip, and then the new limiting column 6 is inserted into the mounting block 5, so that the positioning block 7 engages and fixes the new limiting column 6, and at the same time, the connecting arm 8 drives the clamping block 9 to re-fix the cut material strip, so that the device can quickly change materials and increase the overall practicality.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A material strip unloading mechanism for replacement without stopping the machine, comprising a fixed frame (1), a support foot being arranged at the lower end thereof, two support rollers (2) being rotatably connected to the surface of the fixed frame (1), and two limit plates (3) being fixedly connected to the surface of the fixed frame (1), a transmission disc (4) being rotatably connected between the support rollers (2) and the limit plates (3), characterized in that: A mounting block (5) is rotatably provided on the surface of the transmission disc (4), a limiting column (6) is provided on the surface of the mounting block (5), a positioning block (7) is slidably connected to the upper surface of one end of the mounting block (5), a groove is provided on the surface of the limiting column (6), and a connecting arm (8) is slidably connected to the inner wall of the groove of the limiting column (6), one end of the connecting arm (8) is fixedly connected to a clamping block (9), and a driving motor (10) is fixedly connected to the rear surface of the transmission disc (4).

2. A material strip unloading mechanism without stopping for replacement according to claim 1, characterized in that: The fixing frame (1) is of L-shaped design, and an opening is provided on the surface of the fixing frame (1), and a spring is connected between the mounting block (5) and the positioning block (7).

3. The material strip unloading mechanism without stopping for replacement according to claim 1, characterized in that: A groove is provided on the surface of the mounting block (5), an opening is provided at one end of the limiting column (6), and the limiting column (6) and the positioning block (7) are in a snap-fit ​​connection.

4. The material strip unloading mechanism without stopping for replacement according to claim 1, characterized in that: The side surface of the limiting column (6) is provided with an opening, and the opening of the limiting column (6) is of trapezoidal design, and the opening of the limiting column (6) is the same shape as the clamping block (9), a spring is connected between the connecting arm (8) and the limiting column (6), and the output end of the driving motor (10) is fixedly connected to the mounting block (5).

5. The material strip unloading mechanism without stopping for replacement according to claim 1, characterized in that: An automatic cutting mechanism is provided on the surface of the transmission disc (4), which drives the cutting blade (15) to rotate by rotating the transmission disc (4).

6. The material strip unloading mechanism without stopping for replacement according to claim 5, characterized in that: The automatic cutting mechanism comprises a connecting frame (11), the connecting frame (11) being slidably connected to the surface of a driving disc (4), a buffer rubber wheel (12) being rotatably connected to the lower surface of the connecting frame (11), a linkage toothed plate (13) being fixedly connected to one end of the connecting frame (11), a positioning gear (14) being rotatably connected to the inner wall of the opening of the fixed frame (1), and a cutting blade (15) being fixedly connected to the surface of the driving disc (4).

7. A material strip unloading mechanism without stopping for replacement according to claim 6, characterized in that: A spring is connected between the connecting frame (11) and the driving disc (4); a tooth block is provided on the lower side surface of the linkage tooth plate (13); and the positioning gear (14) is meshedly connected with the linkage tooth plate (13) via the tooth block.

Images