Pillowcase corner knitting wool shearing device

Abstract

The utility model discloses a pillowcase corner knitting wool shearing device which comprises a working table, the top end of the working table is fixedly connected with a fixing support, the upper end face of the fixing support is fixedly connected with an elastic telescopic rod, the bottom end of the elastic telescopic rod is fixedly connected with a pressing block, the side wall of the pressing block is slidably connected with a shearing knife, and the shearing knife is fixedly connected with the pressing block. A driving structure is arranged on the shearing knife; and the leveling structure comprises a connecting support fixedly connected to the elastic telescopic rod, a connecting shaft is rotationally connected between the inner walls of the connecting support, the outer side of the connecting shaft is fixedly sleeved with a connecting roller, and the bottom end of the connecting roller corresponds to the bottom wall of the pressing block. When the pillowcase is pressed by the pressing block, the connecting roller rotates to automatically straighten the corner knitting wool, so that the corner knitting wool is more convenient to stress when being cut off, the corner knitting wool of the pillowcase is cut off more completely and cleanly, and the device is convenient to use.

Description

Technical Field

[0001] The utility model relates to the field of pillowcase processing, in particular to a pillowcase edge and corner wool thread cutting device. Background Art

[0002] The pillowcase is one of the parts of the pillow. The pillowcase is wrapped around the outside of the pillow to make the pillow more comfortable to use. During the production process of the pillowcase, the corner wool threads of the pillowcase need to be cut off, so a pillowcase corner wool thread cutting device is needed.

[0003] The existing pillowcase corner wool thread cutting device is difficult to automatically straighten the corner wool thread during use, so that the corner wool thread cannot be completely and cleanly cut during the cutting process, which is not conducive to the use of the device. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, such as: it is difficult to automatically straighten the edge wool threads, so that the edge wool threads cannot be guaranteed to be cut completely and cleanly during the cutting process, which is not conducive to the use of the device, and a pillowcase edge wool thread cutting device is proposed.

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

[0006] A pillowcase edge and corner wool thread cutting device, comprising:

[0007] A workbench, wherein the top of the workbench is fixedly connected to a fixed bracket, the upper end surface of the fixed bracket is fixedly connected to an elastic telescopic rod, the bottom end of the elastic telescopic rod is fixedly connected to a pressing block, a shearing knife is slidably connected to the side wall of the pressing block, and the shearing knife is provided with a driving structure;

[0008] The flattening structure includes a connecting bracket fixedly connected to the elastic telescopic rod, a connecting shaft is rotatably connected between the inner walls of the connecting bracket, a connecting roller is fixedly sleeved on the outer side of the connecting shaft, and the bottom end of the connecting roller corresponds to the bottom wall of the pressing block.

[0009] Preferably, the driving structure includes a fixed shaft rotatably connected between the inner walls of the connecting bracket, the fixed shaft is arranged above the connecting shaft, a fixed cam is fixedly sleeved on the fixed shaft, a pushing frame is fixedly connected to the shearing knife, the top of the fixed cam is arranged in contact with the lower end surface of the pushing frame, a driver is arranged on the fixed shaft, a sliding block is fixedly connected to the side wall of the shearing knife, a sliding groove corresponding to the sliding block is opened on the side wall of the pressing block, a connecting spring is fixedly connected to the top of the sliding block, and an end of the connecting spring away from the sliding block is fixedly connected to the upper inner wall of the sliding groove.

[0010] Preferably, rotating wheels are fixedly sleeved on both the fixed shaft and the connecting shaft, and the rotating wheels are connected to each other via a transmission belt.

[0011] Preferably, a damper is fixedly connected to the connecting spring, and the connecting spring is fixedly connected to the upper inner wall of the sliding groove through the damper.

[0012] Preferably, a groove is provided at the bottom end of the pressing block, and the groove is provided at a side of the pressing block away from the shearing knife.

[0013] Preferably, a friction layer is provided on the outer side of the connecting roller.

[0014] Compared with the prior art, the utility model has the beneficial effect that while the pillowcase is pressed by the pressing block, the connecting roller rotates to automatically straighten the edge wool thread, making it more convenient to bear the force when cutting the edge wool thread, allowing the edge wool thread of the pillowcase to be cut more completely and cleanly, which is beneficial to the use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional structural schematic diagram of a pillowcase corner wool thread cutting device proposed by the utility model;

[0016] Figure 2 This is a side view of a three-dimensional structure diagram of a pillowcase corner wool thread cutting device proposed by the utility model;

[0017] Figure 3 The utility model is a schematic structural diagram of a pillowcase corner wool thread cutting device.

[0018] In the figure: 1 workbench, 2 fixed bracket, 3 elastic telescopic rod, 4 pressing block, 5 connecting bracket, 6 pushing frame, 7 shear knife, 8 sliding block, 9 sliding groove, 10 connecting spring, 11 connecting roller, 12 fixed shaft, 13 fixed cam, 14 transmission belt, 15 connecting shaft. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-Figure 3 , a pillowcase edge wool thread cutting device, comprising:

[0021] A workbench 1, the top of the workbench 1 is fixedly connected with a fixed bracket 2, the upper end surface of the fixed bracket 2 is fixedly connected with an elastic telescopic rod 3, the bottom end of the elastic telescopic rod 3 is fixedly connected with a pressing block 4, a shearing knife 7 is slidably connected to the side wall of the pressing block 4, and a driving structure is provided on the shearing knife 7, which drives the shearing knife 7 to move up and down to cut the corner wool thread;

[0022] The flattening structure includes a connecting bracket 5 fixedly connected to the elastic telescopic rod 3, a connecting shaft 15 is rotatably connected between the inner walls of the connecting bracket 5, a connecting roller 11 is fixedly sleeved on the outer side of the connecting shaft 15, and the bottom end of the connecting roller 11 corresponds to the bottom wall of the pressing block 4. When the connecting shaft 15 rotates, the connecting roller 11 rotates accordingly, pulling the corner wool thread outward to straighten the corner wool thread;

[0023] The driving structure includes a fixed shaft 12 which is rotatably connected between the inner walls of the connecting bracket 5. The fixed shaft 12 is arranged above the connecting shaft 15. A fixed cam 13 is fixedly sleeved on the fixed shaft 12. The shearing knife 7 is fixedly connected to the pushing frame 6. The top of the fixed cam 13 is arranged in contact with the lower end surface of the pushing frame 6. A driver is arranged on the fixed shaft 12. The driver is an existing device. A sliding block 8 is fixedly connected to the side wall of the shearing knife 7. A sliding groove 9 corresponding to the sliding block 8 is provided on the side wall of the pressing block 4. A connecting spring 10 is fixedly connected to the top of the sliding block 8. One end of the connecting spring 10 away from the sliding block 8 is fixedly connected to the upper inner wall of the sliding groove 9. When the fixed shaft 12 rotates, the fixed cam 13 rotates accordingly. When the fixed cam 13 rotates, it squeezes the pushing frame 6 to move the pushing frame 6. With the elastic force of the connecting spring 10, the pushing frame 6 and the shearing knife 7 move up and down, and the corner wool thread is finely sheared.

[0024] The fixed shaft 12 and the connecting shaft 15 are both fixedly sleeved with rotating wheels, and the rotating wheels are connected to each other through a transmission belt 14. When the fixed shaft 12 rotates, the corresponding rotating wheel rotates accordingly. Under the action of the transmission belt 14, the other rotating wheel and the connecting shaft 15 rotate accordingly; a damper is fixedly connected to the connecting spring 10, and the connecting spring 10 is fixedly connected to the upper inner wall of the sliding groove 9 through the damper. The damper and the connecting spring 10 cooperate with each other to prevent the shearing knife 7 from vibrating;

[0025] A groove is provided at the bottom end of the pressing block 4, and the groove is provided on the side of the pressing block 4 away from the shearing knife 7. The pillowcase is provided on the inner side of the groove, and the edge of the pillowcase is located at the edge of the pressing block 4. A friction layer is provided on the outer side of the connecting roller 11 to increase the friction between the connecting roller 11 and the edge wool thread, so as to straighten the edge wool thread.

[0026] When the pressing block 4 is in use, the pressing block 4 and other structures are first moved upward, and the pillowcase is set under the pressing block 4, and the pillowcase is set on the inner side of the groove. The edge of the pillowcase is located at the edge of the pressing block 4, and the corner wool thread of the pillowcase is pulled outward so that it is located under the connecting roller 11, and the pressing block 4 returns to its original position to press the pillowcase, and the driver is started. The output end of the driver drives the fixed shaft 12 to rotate. When the fixed shaft 12 rotates, the fixed cam 13 rotates accordingly. When the fixed cam 13 rotates, the pushing frame 6 is squeezed to move the pushing frame 6, and the elastic force of the connecting spring 10 is cooperated to make the pushing frame 6 and the shearing knife 7 move up and down, and the corner wool thread is finely cut. When the fixed shaft 12 rotates, the corresponding rotating wheel rotates accordingly. Under the action of the transmission belt 14, the other rotating wheel and the connecting shaft 15 rotate accordingly. When the connecting shaft 15 rotates, the connecting roller 11 rotates accordingly, and the corner wool thread is pulled outward, and the corner wool thread is straightened, so as to cut the corner wool thread.

[0027] 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. A pillowcase edge yarn cutting device, characterized in that: include: A workbench (1), wherein the top of the workbench (1) is fixedly connected to a fixed bracket (2), the upper end surface of the fixed bracket (2) is fixedly connected to an elastic telescopic rod (3), the bottom end of the elastic telescopic rod (3) is fixedly connected to a pressing block (4), a shearing knife (7) is slidably connected to the side wall of the pressing block (4), and a driving structure is provided on the shearing knife (7); A flattening structure, the flattening structure comprising a connecting bracket (5) fixedly connected to the elastic telescopic rod (3), a connecting shaft (15) rotatably connected between the inner walls of the connecting bracket (5), a connecting roller (11) being fixedly sleeved on the outer side of the connecting shaft (15), the bottom end of the connecting roller (11) corresponding to the bottom wall of the pressing block (4).

2. A pillowcase edge yarn cutting device according to claim 1, characterized in that: The driving structure comprises a fixed shaft (12) rotatably connected between the inner walls of the connecting bracket (5), the fixed shaft (12) being arranged above the connecting shaft (15), a fixed cam (13) being fixedly sleeved on the fixed shaft (12), the shearing knife (7) being fixedly connected to a pushing frame (6), the top end of the fixed cam (13) being arranged in contact with the lower end surface of the pushing frame (6), a driver being arranged on the fixed shaft (12), a sliding block (8) being fixedly connected to the side wall of the shearing knife (7), a sliding groove (9) corresponding to the sliding block (8) being provided on the side wall of the pressing block (4), a connecting spring (10) being fixedly connected to the top end of the sliding block (8), and an end of the connecting spring (10) away from the sliding block (8) being fixedly connected to the upper inner wall of the sliding groove (9).

3. A pillowcase edge yarn cutting device according to claim 2, characterized in that: The fixed shaft (12) and the connecting shaft (15) are both fixedly sleeved with rotating wheels, and the rotating wheels are connected to each other via a transmission belt (14).

4. A pillowcase edge yarn cutting device according to claim 2, characterized in that: A damper is fixedly connected to the connecting spring (10), and the connecting spring (10) is fixedly connected to the upper inner wall of the sliding groove (9) via the damper.

5. A pillowcase edge yarn cutting device according to claim 1, characterized in that: The bottom end of the pressing block (4) is provided with a groove, and the groove is arranged on a side of the pressing block (4) away from the shearing knife (7).

6. A pillowcase edge yarn cutting device according to claim 1, characterized in that: The outer side of the connecting roller (11) is provided with a friction layer.

Images