Material feeding device and cutting machine thereof

Abstract

The utility model discloses a material feeding device and a cutting machine thereof, the material feeding device comprises a sliding frame, two sides of the sliding frame are respectively provided with a first material pressing assembly capable of lifting up and down, the bottom of the sliding frame is provided with a touch pressing groove, a touch pressing block capable of moving up and down is arranged in the touch pressing groove, and one side of the sliding frame is provided with a transmission assembly in transmission connection with the touch pressing block. A position detection unit used for detecting the in-place condition of the transmission assembly is arranged on the side, located on the transmission assembly, of the sliding frame. When materials pass through the sliding frame, the touch pressing block can be pressed into the touch pressing groove, when the touch pressing block is pressed downwards, the transmission assembly can be driven to move downwards, at the moment, the position detection unit can detect a displacement signal of the transmission assembly, the materials are judged according to the displacement signal, the feeding action is completed, and the lengths of the materials are continuously counted; the cutting machine is fed back to execute a cutting task; in this way, the device is not affected by environmental factors when detecting materials, and the stability of the materials during detection is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cutting equipment, in particular to a material feeding device and a cutting machine thereof. Background Art

[0002] Existing long strip materials usually use diffuse reflection photoelectric sensors to detect material length and feeding when entering the cutting equipment. However, diffuse reflection photoelectric sensors are easily affected by ambient light, which may lead to misjudgment during operation.

[0003] It can be seen that the existing technology still needs to be improved and enhanced. Utility Model Content

[0004] In view of the above-mentioned deficiencies in the prior art, an object of the present invention is to provide a material feeding device, which can eliminate the detection error of the material during feeding.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A material feeding device comprises a sliding frame, wherein first material pressing components which can be lifted up and down are respectively arranged on both sides of the sliding frame, a contact pressure groove is arranged at the bottom of the sliding frame, a contact pressure block which can move up and down is arranged in the contact pressure groove, a transmission component which is transmission-connected to the contact pressure block is arranged on one side of the sliding frame, and a position detection unit for detecting the position of the transmission component is arranged on one side of the sliding frame located on the transmission component.

[0007] In the material feeding device, the transmission assembly includes a lifting frame and a return spring; a lifting groove connected to the contact pressure groove is provided on one side of the sliding frame, the lifting frame is slidably connected to the lifting groove, one side of the lifting frame is connected to one end of the contact pressure block, the top of the return spring is connected to the top of the lifting frame, and the bottom of the return spring is connected to the sliding frame through a fixed frame.

[0008] In the material feeding device, the position detection unit includes an in-place sensor, and the in-place sensor is connected to the sliding frame through a mounting bracket; the in-place sensor is used to detect the position of the lifting frame.

[0009] In the material feeding device, a lifting drive unit is provided between the tops of the two first material pressing assemblies, and the lifting drive unit is respectively connected to the two first material pressing assemblies in a transmission manner.

[0010] In the material feeding device, the first pressing component includes a pressing frame, a lifting and lowering pressure groove is arranged in the pressing frame, a pressing plate part is arranged in the lifting and lowering pressure groove, the top of the pressing plate part is slidably connected to the pressing frame through at least one linear bearing assembly, and lifting cylinders are respectively arranged on both sides of the lifting drive part, and the output end of the lifting cylinder is transmission-connected to the pressing plate part.

[0011] In the material feeding device, the material feeding device also includes a second pressing component that can be extended and retracted toward the contact pressure block, the second pressing component is slidably connected to the top of any one of the pressing frames, and the second pressing component can slide along the length direction of the pressing frame.

[0012] In the material feeding device, the second pressing assembly includes a slide plate, a push-pull cylinder and a push block; a slide rail is arranged on the top of the pressing frame along its length direction, the top of the slide plate is connected to the slide rail through a locking member, the push-pull cylinder is arranged at the bottom of the slide plate, and the push block is connected to the output end of the push-pull cylinder.

[0013] In the material feeding device, a rotatable guide roller is provided on the inlet side of the sliding frame.

[0014] The present application also provides a cutting machine accordingly, and the cutting machine includes the material feeding device as described above. Beneficial Effects

[0015] The utility model provides a material feeding device. When the material passes through the sliding frame, the contact block is pressed into the contact groove, and when the contact block is pressed down, it drives the transmission component to move downward. At this time, the position detection unit detects the displacement signal of the transmission component to judge that the material has completed the feeding action. After that, the position detection unit continues to count the length of the material to feedback the cutting machine to perform the cutting task; when the end of the material is completely separated from the bottom of the sliding frame, the contact block is adaptively reset in the absence of force, and drives the transmission component to reset, and when the position detection unit detects that the transmission component is reset, it feeds back a signal that the material cutting is completed to the cutting machine; through the above-mentioned method, the material feeding device will not be affected by environmental factors when detecting the material, and the stability when detecting the material is improved; in addition, during the material feeding process, by setting two first pressing components that can be independently lifted and lowered, the reliability of the material when clamped and fixed can be improved, and the clamping action of the two first pressing components can be adjusted separately according to the length of the material, so as to adjust the clamping length of the material by the material feeding device, so as to flexibly adjust the length of the remaining material at the tail of the material, and improve the effect of cutting without tailing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structure diagram of the material feeding device provided by the utility model Figure 1 ;

[0017] Figure 2 The overall structure diagram of the material feeding device provided by the utility model Figure 2 ;

[0018] Figure 3 The structure diagram of the sliding frame in the material feeding device provided by the utility model is as follows Figure 1 ;

[0019] Figure 4 The structure diagram of the sliding frame in the material feeding device provided by the utility model is as follows Figure 2 ;

[0020] Figure 5 The structure diagram of the sliding frame in the material feeding device provided by the utility model is as follows Figure 3

[0021] Figure 6 This is a usage status diagram of the material feeding device provided by the utility model.

[0022] Explanation of the main component symbols: 1-sliding frame, 11-contact pressure groove, 12-lifting groove, 13-guide roller, 2-first pressing assembly, 21-pressing frame, 22-lifting pressure groove, 23-pressing plate part, 24-linear bearing assembly, 25-slide rail, 3-contact pressure block, 4-transmission assembly, 41-lifting frame, 42-reset spring, 43-fixed frame, 5-position detection unit, 51-in-place sensor, 52-mounting bracket, 6-lifting drive part, 61-lifting cylinder, 7-second pressing assembly, 71-slide plate, 72-push-pull cylinder, 73-push block, 74-locking piece, 8-cutting machine body. DETAILED DESCRIPTION

[0023] The utility model provides a material feeding device and a cutting machine thereof. In order to make the purpose, technical solution and effect of the utility model clearer and more specific, the utility model is further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "middle", "inner side", "outer side", etc. are directions or positional relationships of the present invention based on the drawings, which are only for the convenience of describing the present invention and simplifying the description. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features.

[0025] See also Figures 1 to 6The utility model provides a material feeding device, including a sliding frame 1, wherein first pressing components 2 which can be lifted up and down are respectively arranged on both sides of the sliding frame 1, a contact pressure groove 11 is arranged at the bottom of the sliding frame, and a contact pressure block 3 which can move up and down is arranged in the contact pressure groove 11, a transmission component 4 which is transmission-connected to the contact pressure block 3 is arranged on one side of the sliding frame 1, and a position detection unit 5 for detecting the position of the transmission component 4 is arranged on one side of the sliding frame 1 located on the transmission component 4.

[0026] In actual use, the long strip material is loaded from the feeding end of the sliding frame 1. When the material passes through the sliding frame, the contact block 3 will be pressed into the contact groove 11. When the contact block 3 is pressed down, it will drive the transmission component 4 to move downward. At this time, the position detection unit 5 will detect the displacement signal of the transmission component 4 to determine whether the material has completed the loading action. After that, the position detection unit 5 will continue to count the length of the material to feedback the cutting machine to perform the cutting task; when the end of the material is completely separated from the bottom of the sliding frame 1, the contact block 3 will adaptively reset in the absence of force, and drive the transmission component 4 to reset. When the position detection unit 5 detects that the transmission component 4 has reset, it feeds back a signal to the cutting machine indicating that the material cutting is completed; through the above-mentioned method, the material feeding device will not be affected by environmental factors when detecting the material, thereby improving the stability when detecting the material; in addition, during the material feeding process, by setting two independently liftable first pressing components 2, the reliability of the material when clamped and fixed can be improved, and the clamping action of the two first pressing components 2 can be adjusted separately according to the length of the material, thereby adjusting the clamping length of the material by the material feeding device, so as to flexibly adjust the length of the remaining material at the tail of the material, thereby improving the effect of cutting without tailing.

[0027] like Figures 1 to 6As shown, further, the transmission assembly 4 includes a lifting frame 41 and a return spring 42; a lifting slot 12 connected to the contact pressure slot 11 is provided on one side of the sliding frame 1, the lifting frame 41 is slidably connected to the lifting slot 12, one side of the lifting frame 41 is connected to one end of the contact pressure block 3, the top of the return spring 42 is connected to the top of the lifting frame 41, and the bottom of the return spring 42 is connected to the sliding frame 1 through the fixed frame 43; during operation, when the contact pressure block 3 is pressed by the material, the contact pressure block 3 slides toward the contact pressure slot 11, thereby driving the lifting frame 41 to slide downward along the length direction of the lifting slot 12 When the lifting frame 41 slides downward, the reset spring 42 will be compressed. At the same time, when the position detection unit 5 detects the descending signal of the lifting frame 41, it will feed back a length counting signal to the cutting machine, so that the cutting machine can measure the cutting length of the material; when the tail of the material is completely separated from the bottom of the sliding frame 1, the contact block 3 loses the downward pressure of the material. At this time, the compressed reset spring 42 will release its energy, driving the lifting frame 41 and the contact block 3 to slide upward and reset, thereby realizing the reset action of the contact block 3. At the same time, the position detection unit 5 will detect the reset action of the lifting frame 41 and feed back a signal that the material cutting is completed to the cutting machine.

[0028] like Figures 1 to 6 As shown, further, the position detection unit 5 includes an in-place sensor 51, and the in-place sensor 51 is connected to the sliding frame 1 through a mounting bracket 52; the in-place sensor 51 is used to detect the position of the lifting frame 41; the in-place sensor 51 is used to detect the sliding position of the lifting frame 41 in real time, so as to judge the incoming material situation and cutting length.

[0029] It should be noted that the in-place sensor 51 may be an existing position sensor such as a contact in-place sensor 51 or a non-contact in-place sensor 51 . The specific structure and working principle are all existing technologies and will not be described in detail here.

[0030] like Figures 1 to 6 As shown, further, a lifting drive unit 6 is provided between the tops of the two first pressing assemblies 2, and the lifting drive unit 6 is respectively connected to the two first pressing assemblies 2 in transmission; when working, the lifting drive unit 6 is used to separately control the working states of the two first pressing assemblies 2, and the clamping actions of the two first pressing assemblies 2 are separately adjusted according to the length of the material, thereby adjusting the clamping length of the material by the material feeding device, so as to flexibly adjust the length of the remaining material at the tail of the material, thereby improving the effect of cutting without tail material.

[0031] like Figures 1 to 6As shown, further, the first pressing component 2 includes a pressing frame 21, a lifting and lowering groove 22 is arranged in the pressing frame 21, a pressing plate portion 23 is arranged in the lifting and lowering groove 22, the top of the pressing plate portion 23 is slidably connected with the pressing frame 21 through at least one linear bearing assembly 24, and lifting cylinders 61 are respectively arranged on both sides of the lifting drive portion 6, and the output end of the lifting cylinder 61 is transmission-connected with the pressing plate portion 23; when in use, the lifting height of the pressing plate portion 23 in the lifting and lowering groove 22 is controlled by the lifting cylinder 61, so as to adjust the clamping height of the pressing plate portion 23 to the material, and the pressing plate portion 23 is guided by the linear bearing assembly 24 during the lifting process, so as to improve the stability of the pressing plate portion 23 during lifting.

[0032] It should be noted that the lifting cylinder 61 is an existing cylinder structure, and its specific structure and working principle are all existing technologies, which will not be described in detail here.

[0033] like Figures 1 to 6 As shown, further, the material feeding device also includes a second pressing component 7 which can be extended and retracted in the direction of the contact pressure block 3, the second pressing component 7 is slidably connected to the top of any one of the pressing frames 21, and the second pressing component 7 can slide along the length direction of the pressing frame 21; when working, the second pressing component 7 can be slidably adjusted along the length direction of the pressing frame 21, so as to adjust the clamping distance between the second pressing component 7 and the material, and the second pressing component 7 squeezes and fixes the material from the side when working, thereby improving the stability of the material during cutting.

[0034] like Figures 1 to 6 As shown, further, the second pressing assembly 7 includes a slide plate 71, a push-pull cylinder 72 and a push block 73; a slide rail 25 is arranged on the top of the pressing frame 21 along its length direction, the top of the slide plate 71 is connected to the slide rail 25 through a locking member 74, the push-pull cylinder 72 is arranged at the bottom of the slide plate 71, and the push block 73 is connected to the output end of the push-pull cylinder 72; the sliding structure of the push-pull cylinder 72 is formed by combining the slide plate 71, the locking member 74 and the slide rail 25, and the activity state of the slide plate 71 is adjusted by adjusting the tightness of the locking member 74, so that the slide plate 71 can be adjusted in position along the length direction of the slide rail 25, thereby adjusting the working position of the push-pull cylinder 72; in addition, the push-pull cylinder 72 adjusts the clamping force on the material by controlling the telescopic distance of the push block 73, thereby realizing the clamping and releasing actions of the material.

[0035] It should be noted that the locking member 74 is a bolt with a handle, and a locking nut threadedly connected to the bolt with a handle is disposed in the slide rail 25 .

[0036] like Figures 1 to 6As shown, further, a rotatable guide roller 13 is provided on the inlet side of the sliding frame 1; the guide roller 13 is used to guide the material, so that the feeding action of the material is smoother.

[0037] The present application also provides a cutting machine accordingly, the cutting machine comprising the material feeding device as described above; the cutting machine also comprises a cutting machine body 8, and the sliding frame 1 is slidably connected to the cutting machine body 8.

[0038] In summary, when the material passes through the sliding frame, the contact block 3 will be pressed into the contact groove 11. When the contact block 3 is pressed down, it will drive the transmission component 4 to move downward. At this time, the position detection unit 5 will detect the displacement signal of the transmission component 4 to determine that the material has completed the loading action. After that, the position detection unit 5 will continue to count the length of the material to feedback the cutting machine to perform the cutting task; when the end of the material is completely separated from the bottom of the sliding frame 1, the contact block 3 will adaptively reset in the absence of force, and drive the transmission component 4 to reset. When the position detection unit 5 detects After the transmission component 4 is reset, a signal indicating that the material cutting is completed is fed back to the cutting machine; through the above-mentioned method, the material feeding device will not be affected by environmental factors when detecting the material, thereby improving the stability when detecting the material; in addition, during the material feeding process, by setting two independently liftable first pressing components 2, the reliability of the material when clamped and fixed can be improved, and the clamping action of the two first pressing components 2 can be adjusted separately according to the length of the material, thereby adjusting the clamping length of the material by the material feeding device, so as to flexibly adjust the length of the remaining material at the tail of the material, thereby improving the effect of cutting without tailing.

[0039] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and utility model concept of the utility model, and all these changes or substitutions should fall within the protection scope of the claims attached to the utility model.

Claims

1. A material feeding device, characterized in that: It includes a sliding frame, and first pressing components that can be lifted up and down are respectively arranged on both sides of the sliding frame, a touch-pressure groove is arranged at the bottom of the sliding frame, and a touch-pressure block that can move up and down is arranged in the touch-pressure groove, and a transmission component that is transmission-connected to the touch-pressure block is arranged on one side of the sliding frame, and a position detection unit for detecting the position of the transmission component is arranged on one side of the sliding frame located on the transmission component.

2. A material feeding device according to claim 1, characterized in that: The transmission assembly includes a lifting frame and a return spring; a lifting groove connected to the contact pressure groove is provided on one side of the sliding frame, the lifting frame is slidably connected to the lifting groove, one side of the lifting frame is connected to one end of the contact pressure block, the top of the return spring is connected to the top of the lifting frame, and the bottom of the return spring is connected to the sliding frame through a fixed frame.

3. A material feeding device according to claim 2, characterized in that: The position detection unit comprises an in-place sensor, and the in-place sensor is connected to the sliding frame via a mounting bracket; the in-place sensor is used to detect the position of the lifting frame.

4. A material feeding device according to claim 1, characterized in that: A lifting drive unit is arranged between the tops of the two first material pressing assemblies, and the lifting drive unit is respectively connected to the two first material pressing assemblies in a transmission manner.

5. A material feeding device according to claim 4, characterized in that: The first pressing assembly includes a pressing frame, a lifting and lowering pressing groove is arranged in the pressing frame, a pressing plate part is arranged in the lifting and lowering pressing groove, the top of the pressing plate part is slidably connected to the pressing frame through at least one linear bearing assembly, and lifting cylinders are respectively arranged on both sides of the lifting drive part, and the output end of the lifting cylinder is transmission-connected to the pressing plate part.

6. A material feeding device according to claim 5, characterized in that: The material feeding device also includes a second pressing component that can be extended and retracted toward the contact pressure block. The second pressing component is slidably connected to the top of any one of the pressing frames, and the second pressing component can slide along the length direction of the pressing frame.

7. A material feeding device according to claim 6, characterized in that: The second pressing assembly includes a slide plate, a push-pull cylinder and a push block; a slide rail is arranged on the top of the pressing frame along its length direction, the top of the slide plate is connected to the slide rail through a locking member, the push-pull cylinder is arranged at the bottom of the slide plate, and the push block is connected to the output end of the push-pull cylinder.

8. A material feeding device according to claim 1, characterized in that: A rotatable guide roller is arranged on the inlet side of the sliding frame.

9. A cutting machine, characterized in that: The cutting machine comprises the material feeding device according to any one of claims 1-8.

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