Cutting equipment for primary processing of hemp slices

Abstract

The utility model discloses cutting equipment for primary processing of hemp slices. The cutting equipment comprises a workbench and a plugging mechanism, guide columns are arranged at the left end and the right end of the workbench correspondingly, a door-shaped frame is longitudinally connected between the outer arc faces of the two guide columns in a sliding mode, a laser cutting head is installed at the upper end of the door-shaped frame, negative pressure hollow plates are arranged in installation holes in the upper surface of the workbench correspondingly, negative pressure suction holes are formed in the surfaces of the negative pressure hollow plates correspondingly, and a PLC is arranged at the front end of the workbench. The input end of the PLC is electrically connected to an external power supply, and the input end of the laser cutting head is electrically connected to the output end of the PLC; according to the cutting equipment for primary processing of the hemp slices, the negative pressure suction holes are opened through pressing, the hemp slices with different sizes are rapidly fixed on the cutting equipment, the time required for cutting the hemp slices is shortened, and the primary processing efficiency of the hemp slices is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of primary processing of hemp sheets, and particularly relates to a cutting device for primary processing of hemp sheets. Background Technique

[0002] A hemp bag is a large bag used for storing or shipping goods. Such bags are mainly used for packaging industrial and agricultural products, such as grains, fruits, coal, etc. The main materials for making hemp bags are hemp fibers and cotton yarn. Among them, hemp fibers are fibers extracted from hemp plants, which have the advantages of toughness, wear resistance, good air permeability, etc.; while cotton yarn is a fiber extracted from cotton, which has the characteristics of softness and strong hygroscopicity. In the process of processing hemp bags, it is necessary to first process hemp fibers and cotton yarn into hemp sheets, and then use the hemp sheets to process hemp bags. In the prior art, in the process of primary processing of hemp sheets, a cutting device is needed to cut the hemp sheets into specified shapes to facilitate subsequent processing. During the cutting process, in order to ensure the cutting quality, it is necessary to fix the position of the hemp sheets. Traditionally, the clamping and fixing method is used to fix the hemp sheets. The fixing takes a long time, and the size of the hemp sheets that can be fixed is relatively single, and the applicable range is small. Content of the Utility Model

[0003] The technical problem to be solved by the utility model is to overcome the existing defects, provide a cutting device for primary processing of hemp sheets, quickly fix hemp sheets of different sizes on the cutting device, reduce the time required for cutting hemp sheets, increase the applicable range of the cutting device, improve the efficiency of primary processing of hemp sheets, and can effectively solve the problems in the background technique.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A cutting device for primary processing of hemp sheets, including a workbench and a plugging mechanism;

[0005] Workbench: Guide columns are provided at both the left and right ends thereof. A gantry is longitudinally slidably connected between the outer arc surfaces of the two guide columns. A laser cutting head is installed at the upper end of the gantry. Negative pressure hollow plates are respectively provided in the mounting holes on the upper surface of the workbench. Negative pressure suction holes are respectively provided on the surfaces of the negative pressure hollow plates. A PLC controller is provided at the front end of the workbench. The input end of the PLC controller is electrically connected to an external power supply, and the input end of the laser cutting head is electrically connected to the output end of the PLC controller;

[0006] Plugging mechanism: It is respectively arranged inside the negative pressure hollow plates, and the negative pressure suction holes are opened by pressing, quickly fixing hemp sheets of different sizes on the cutting device, reducing the time required for cutting hemp sheets, and improving the efficiency of primary processing of hemp sheets.

[0007] Furthermore, the blocking mechanism includes a slide plate, a blocking block and a sliding column. The slide plates are respectively slidably connected to the inside of the negative pressure hollow plate. Blocking blocks are respectively provided at the front and rear ends of the upper surface of the slide plate. The blocking blocks are plugged into the negative pressure suction holes on the surface of the negative pressure hollow plate. Sliding columns are respectively provided on the lower surface of the slide plate. The sliding columns are vertically slidably connected to the sliding holes on the lower surface of the negative pressure hollow plate to block the negative pressure suction holes.

[0008] Furthermore, the blocking mechanism also includes a spring, which is movably mounted on the outer arc surface of the sliding column, the upper end of the spring is fixedly connected to the slide plate, and the lower end of the spring is fixedly connected to the bottom wall of the negative pressure hollow plate, so as to facilitate the resetting of the slide plate.

[0009] Furthermore, the blocking mechanism also includes an electromagnet and a contact sensor, which are respectively arranged on the bottom wall of the negative pressure hollow plate. The electromagnet and the contact sensor are installed in cooperation with the slide plate, and the slide plate is a metal plate. The input end of the electromagnet is electrically connected to the output end of the PLC controller, and the output end of the contact sensor is electrically connected to the input end of the PLC controller, so as to limit the position of the slide plate.

[0010] Furthermore, the blocking mechanism also includes a pressing plate, which is respectively arranged in the middle of the upper surface of the slide plate. The pressing plate is located in the yield hole on the surface of the negative pressure hollow plate to facilitate pressing the slide plate.

[0011] Furthermore, an air pipe is provided at the air outlet on the lower surface of the negative pressure hollow plate, and an air pump is provided inside the workbench. The lower end of the air pipe is connected to the air inlet of the air pump, and the input end of the air pump is electrically connected to the output end of the PLC controller to form negative pressure inside the negative pressure hollow plate.

[0012] Furthermore, a linear motor 1 is provided at the upper end of the gantry, and the laser cutting head is fixedly connected to the mover seat of the linear motor 1. Linear motors 2 are provided at both left and right ends of the workbench, and the mover seats of the linear motors 2 are fixedly connected to the gantry. The input ends of the linear motors 1 and 2 are electrically connected to the output ends of the PLC controller to provide power for cutting position adjustment.

[0013] Compared with the prior art, the beneficial effects of the utility model are: the cutting equipment for primary processing of hemp slices has the following advantages:

[0014] During the initial processing of the hemp sheet, place the hemp sheet on the upper surface of the workbench. According to the size and position of the hemp sheet, press the corresponding pressing plate, overcome the elastic force of the spring, and push the sliding plate downward. Use the magnetic suction force generated by the electromagnet to fix the position of the sliding plate made of metal material. At this time, the blocking block leaves the negative pressure suction holes on the surface of the negative pressure hollow plate. Under the action of atmospheric pressure, the hemp sheet is pressed on the surface of the negative pressure hollow plate. Then start the laser cutting head and use the laser cutting head to cut the hemp sheet. Start the linear motor one and the linear motor two to change the cutting position. Open the negative pressure suction holes by pressing, quickly fix hemp sheets of different sizes on the cutting equipment, reduce the time required for cutting the hemp sheet, increase the applicable range of the cutting equipment, and improve the efficiency of the initial processing of the hemp sheet. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the present utility model;

[0016] Figure 2 is a schematic structural diagram of the front view section of the overall device of the present utility model;

[0017] Figure 3 is a schematic structural diagram of the side view section of the negative pressure hollow plate of the present utility model;

[0018] Figure 4 is an enlarged schematic structural diagram of part A of the present utility model.

[0019] In the figure: 1 workbench, 2 guide post, 3 gantry, 4 laser cutting head, 5 negative pressure hollow plate, 6 air pipe, 7 air extraction pump, 8 PLC controller, 9 plugging mechanism, 91 sliding plate, 92 blocking block, 93 sliding column, 94 spring, 95 electromagnet, 96 contact sensor, 97 pressing plate, 10 linear motor one, 11 linear motor two. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0021] Please refer to Figures 1-4 , this embodiment provides a technical solution: a cutting device for the initial processing of hemp sheets, including a workbench 1 and a plugging mechanism 9;

[0022] Workbench 1: Guide posts 2 are provided at both the left and right ends thereof. A gantry 3 is longitudinally slidably connected between the outer arc surfaces of the two guide posts 2. A laser cutting head 4 is installed at the upper end of the gantry 3. The laser generated by the laser cutting head 4 is used to cut the hemp sheet. Negative pressure hollow plates 5 are respectively provided in the mounting holes on the upper surface of the workbench 1. The negative pressure hollow plates 5 are longitudinally distributed in the mounting holes of the workbench 1. Negative pressure suction holes are respectively provided on the surfaces of the negative pressure hollow plates 5 and are transversely distributed on the surfaces of the negative pressure hollow plates 5. The interior of the negative pressure hollow plates 5 is in a negative pressure state. Under the action of the atmospheric pressure, the hemp sheet is pressed against the surfaces of the negative pressure hollow plates 5, which is suitable for fixing hemp sheets of different sizes. A PLC controller 8 is provided at the front end of the workbench 1 to control the start and stop of the overall device. The input end of the PLC controller 8 is electrically connected to an external power supply. The input end of the laser cutting head 4 is electrically connected to the output end of the PLC controller 8. Air pipes 6 are provided at the air outlet positions on the lower surfaces of the negative pressure hollow plates 5. An air extraction pump 7 is provided inside the workbench 1. The lower ends of the air pipes 6 are all connected to the air inlet of the air extraction pump 7. The input end of the air extraction pump 7 is electrically connected to the output end of the PLC controller 8. When the air extraction pump 7 is started, under the connection of the air pipes 6, the interior of the negative pressure hollow plates 5 is in a negative pressure state. A linear motor 10 is provided at the upper end of the gantry 3. The laser cutting head 4 is fixedly connected to the moving seat of the linear motor 10. Linear motors 11 are provided at both the left and right ends of the workbench 1. The moving seats of the linear motors 11 are all fixedly connected to the gantry 3. The input ends of the linear motor 10 and the linear motors 11 are all electrically connected to the output end of the PLC controller 8. When the linear motor 10 is started, the moving seat of the linear motor 10 drives the laser cutting head 4 to move left and right. When the linear motors 11 are started, the moving seats of the linear motors 11 drive the gantry 3 and the laser cutting head 4 to move back and forth to change the cutting position;

[0023] Blocking mechanism 9: It is respectively arranged inside the negative pressure hollow plate 5. The blocking mechanism 9 includes a sliding plate 91, a blocking block 92 and a sliding column 93. The sliding plate 91 is respectively slidably connected inside the negative pressure hollow plate 5. At the front and rear ends of the upper surface of the sliding plate 91, there are respectively arranged blocking blocks 92. The blocking blocks 92 are inserted into the negative pressure suction holes on the surface of the negative pressure hollow plate 5. On the lower surface of the sliding plate 91, there are respectively arranged sliding columns 93. The sliding columns 93 are vertically slidably connected to the sliding holes on the lower surface of the negative pressure hollow plate 5. The blocking mechanism 9 further includes a spring 94. The spring 94 is respectively movably sleeved on the outer arc surface of the sliding column 93. The upper ends of the spring 94 are respectively fixedly connected to the sliding plate 91. The lower ends of the spring 94 are respectively fixedly connected to the bottom wall of the negative pressure hollow plate 5. The blocking mechanism 9 further includes an electromagnet 95 and a contact sensor 96. The electromagnet 95 and the contact sensor 96 are respectively arranged on the bottom wall of the negative pressure hollow plate 5. The electromagnet 95 and the contact sensor 96 are both cooperatively installed with the sliding plate 91. The sliding plate 91 is a metal plate. The input ends of the electromagnet 95 are electrically connected to the output end of the PLC controller 8. The output end of the contact sensor 96 is electrically connected to the input end of the PLC controller 8. The blocking mechanism 9 further includes a pressing plate 97. The pressing plate 97 is respectively arranged in the middle of the upper surface of the sliding plate 91. The pressing plate 97 is located in the relief hole on the surface of the negative pressure hollow plate 5. According to the size and position of the hemp sheet, press the corresponding pressing plate 97, overcome the elastic force of the spring 94, and push the sliding plate 91 to move downward until the sliding plate 91 contacts the detection end of the contact sensor 96. The contact sensor 96 sends a signal to the PLC controller 8. The PLC controller 8 controls the electromagnet 95 at the corresponding position to start, and uses the magnetic suction force generated by the electromagnet 95 to fix the position of the metal sliding plate 91. At this time, the blocking block 92 leaves the negative pressure suction hole on the surface of the negative pressure hollow plate 5, and the inside of the negative pressure hollow plate 5 is communicated with the outside. Under the action of the atmospheric pressure, the hemp sheet is pressed on the surface of the negative pressure hollow plate 5, and the position of the hemp sheet is quickly fixed.

[0024] The working principle of a cutting device for the primary processing of hemp sheets provided by the present utility model is as follows: During the primary processing of hemp sheets, the air extraction pump 7 is started through the PLC controller 8. Under the connection of the air pipe 6, the inside of the negative pressure hollow plate 5 is in a negative pressure state. The hemp sheet is placed on the upper surface of the workbench 1. According to the size and position of the hemp sheet, the corresponding pressing plate 97 is pressed, overcoming the elastic force of the spring 94, and the sliding plate 91 is pushed downward until the sliding plate 91 contacts the detection end of the contact sensor 96. The contact sensor 96 sends a signal to the PLC controller 8, and the PLC controller 8 controls the electromagnet 95 at the corresponding position to start. The magnetic suction force generated by the electromagnet 95 is used to fix the position of the metal sliding plate 91. At this time, the plug 92 leaves the negative pressure suction hole on the surface of the negative pressure hollow plate 5, and the inside of the negative pressure hollow plate 5 is connected to the outside. Under the action of the atmospheric pressure, the hemp sheet is pressed on the surface of the negative pressure hollow plate 5, and the position of the hemp sheet is quickly fixed. Then, the laser cutting head 4 is started, and the laser cutting head 4 is used to cut the hemp sheet. The linear motor one 10 is started, and the moving seat of the linear motor one 10 drives the laser cutting head 4 to move left and right. The linear motor two 11 is started, and the moving seat of the linear motor two 11 drives the gantry 3 and the laser cutting head 4 to move back and forth to change the cutting position.

[0025] It should be noted that, in the above embodiments, the PLC controller 8 disclosed can be an NX7 model PLC controller. The laser cutting head 4, electromagnet 95, contact sensor 96, air extraction pump 7, linear motor one 10, and linear motor two 11 can be freely configured according to the actual application scenario. The laser cutting head 4 can be an 80W - CO2 model laser cutting head. The electromagnet 95 can be an XD125 model circular electromagnet. The contact sensor 96 can be an M109 - RM model contact sensor. The air extraction pump 7 can be a TNY21 - 4D model suction pump. The linear motor one 10 and the linear motor two 11 can both be DLMFP - 0407 model linear motors. The PLC controller 8 controls the laser cutting head 4, electromagnet 95, contact sensor 96, air extraction pump 7, linear motor one 10, and linear motor two 11 to work using the commonly used methods in the prior art.

[0026] The above are only the embodiments of the present utility model, and do not limit the patent scope of the present utility model accordingly. All equivalent structural or equivalent process transformations made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, are similarly included in the patent protection scope of the present utility model.

Claims

1. A cutting device for the primary processing of hemp sheets, characterized in that: It includes a workbench (1) and a plugging mechanism (9); Workbench (1): Guide columns (2) are provided at both the left and right ends thereof. A gantry (3) is longitudinally slidably connected between the outer arc surfaces of the two guide columns (2). A laser cutting head (4) is installed at the upper end of the gantry (3). Negative pressure hollow plates (5) are respectively provided in the mounting holes on the upper surface of the workbench (1). Negative pressure suction holes are respectively provided on the surfaces of the negative pressure hollow plates (5). A PLC controller (8) is provided at the front end of the workbench (1). The input end of the PLC controller (8) is electrically connected to an external power supply, and the input end of the laser cutting head (4) is electrically connected to the output end of the PLC controller (8); Plugging mechanism (9): It is respectively arranged inside the negative pressure hollow plates (5).

2. The cutting device for primary processing of hemp sheets according to claim 1, characterized in that: The plugging mechanism (9) includes a sliding plate (91), a plugging block (92) and a sliding column (93). The sliding plates (91) are respectively slidably connected inside the negative pressure hollow plates (5). Plugging blocks (92) are respectively provided at the front and rear ends of the upper surface of the sliding plate (91). The plugging blocks (92) are inserted into the negative pressure suction holes on the surface of the negative pressure hollow plates (5). Sliding columns (93) are respectively provided on the lower surface of the sliding plate (91). The sliding columns (93) are vertically slidably connected to the sliding holes on the lower surface of the negative pressure hollow plates (5).

3. The cutting device for primary processing of hemp sheets according to claim 2, characterized in that: The plugging mechanism (9) further includes springs (94). The springs (94) are respectively movably sleeved on the outer arc surfaces of the sliding columns (93). The upper ends of the springs (94) are respectively fixedly connected to the sliding plate (91), and the lower ends of the springs (94) are respectively fixedly connected to the bottom walls of the negative pressure hollow plates (5).

4. The cutting device for primary processing of hemp sheets according to claim 2, wherein: The plugging mechanism (9) further includes an electromagnet (95) and a contact sensor (96). The electromagnet (95) and the contact sensor (96) are respectively arranged on the bottom wall of the negative pressure hollow plate (5). The electromagnet (95) and the contact sensor (96) are both installed in cooperation with the sliding plate (91). The sliding plate (91) is a metal plate. The input ends of the electromagnet (95) are electrically connected to the output end of the PLC controller (8), and the output end of the contact sensor (96) is electrically connected to the input end of the PLC controller (8).

5. The cutting device for primary processing of hemp sheets according to claim 2, wherein: The plugging mechanism (9) further includes a pressing plate (97). The pressing plates (97) are respectively arranged in the middle of the upper surface of the sliding plate (91). The pressing plates (97) are located in the relief holes on the surface of the negative pressure hollow plates (5).

6. A cutting device for primary processing of hemp sheets according to claim 1, characterized in that: Air pipes (6) are respectively provided at the air outlets on the lower surface of the negative pressure hollow plates (5). An air extraction pump (7) is provided inside the workbench (1). The lower ends of the air pipes (6) are respectively communicated with the air inlet of the air extraction pump (7). The input end of the air extraction pump (7) is electrically connected to the output end of the PLC controller (8).

7. A cutting device for primary processing of hemp sheets according to claim 1, characterized in that: A linear motor one (10) is provided at the upper end of the gantry (3). The laser cutting head (4) is fixedly connected to the moving seat of the linear motor one (10). Linear motor two (11) are respectively provided at both the left and right ends of the workbench (1). The moving seats of the linear motor two (11) are both fixedly connected to the gantry (3). The input ends of the linear motor one (10) and the linear motor two (11) are electrically connected to the output end of the PLC controller (8).

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