Tool changing device applied to high-speed toilet paper machine

Abstract

The utility model relates to the technical field of high-speed toilet paper machines, and discloses a tool changing device applied to a high-speed toilet paper machine, which comprises a working table, a hydraulic cylinder is arranged on the inner top wall of the working table, a cutter is arranged below the hydraulic cylinder, a connecting assembly is arranged between the top of the cutter and the bottom of a piston of the hydraulic cylinder, and the connecting assembly is connected with the hydraulic cylinder. The connecting assembly comprises a connecting box, a mounting column, a locking groove, a positioning block, a positioning ring, a gear motor, a driving gear, a connecting rod and an inner tooth groove. According to the tool changing device applied to the high-speed toilet paper machine, through the arrangement of a positioning block and a positioning ring, after a mounting column enters a connecting box, the position of a locking groove is opposite to the position of a connecting rod, so that convenience is provided for follow-up fixing, the efficiency during dismounting is improved, and meanwhile, due to the clamping connection of the positioning block and the positioning ring, after the connecting rod and the locking groove are separated, the tool changing device is convenient to use. And the cutter is prevented from directly falling off, the safety in the disassembly and assembly process is improved, and the use convenience of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-speed toilet paper machines, in particular to a knife changing device applied to high-speed toilet paper machines. Background Art

[0002] The toilet paper machine is a device designed for the production of toilet paper. It adopts pressure mesh grooves, uniform and continuous sizing, etc. According to the degree of automation, the toilet paper machine can be divided into fully automatic toilet paper rewinding machines and semi-automatic toilet paper rewinding machines. During the use of the toilet paper machine, there should be fixed personnel responsible for supervision, and the operator must have a certain technical level.

[0003] For example, the Chinese patent number CN213055105U is a tool changing device for high-speed toilet paper machines. In the utility model, there are four threaded blocks, threaded rods, fixed handles and positioning blocks. The four positioning blocks are all movably connected to the cutting tool. Therefore, when replacing the tool, the utility model needs to perform threaded connection and splitting operations on the four corners of the tool in turn, which increases the process required for the tool changing operation and reduces the convenience of use. Therefore, a tool changing device for high-speed toilet paper machines is proposed to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a knife changing device for a high-speed toilet paper machine, which has the advantages of easy disassembly and assembly, quick replacement and convenient use, and solves the problem of complicated disassembly and assembly process and reduced convenience of use in the comparative documents.

[0006] (II) Technical solution

[0007] To achieve the above object, the utility model provides the following technical solution: a knife changing device applied to a high-speed toilet paper machine, comprising a workbench, a hydraulic cylinder is installed on the inner top wall of the workbench, a cutter is arranged below the hydraulic cylinder, and a connecting assembly is installed between the top of the cutter and the bottom of the hydraulic cylinder piston;

[0008] The connecting assembly includes a connecting box, a mounting column, a locking groove, a positioning block, a positioning ring, a reduction motor, a driving gear, a connecting rod and an inner tooth groove. The connecting box is installed at the bottom of the piston of the hydraulic cylinder, the mounting column is installed on the top of the cutter, a locking groove is provided on the left side of the mounting column, a positioning block is installed on the top of the mounting column, a positioning ring is installed on the inner top wall of the connecting box, a reduction motor is installed on the inner bottom wall of the connecting box, a driving gear is installed on the output shaft of the reduction motor, a connecting rod is connected to the inside of the locking groove, and an inner tooth groove is provided at the bottom of the connecting rod.

[0009] Furthermore, a circular hole is formed at the bottom of the connection box, and the mounting post passes through the circular hole and extends to the interior of the connection box.

[0010] Furthermore, the size of the positioning block is matched with the size of the positioning ring, and the positioning block is connected to the positioning ring by snapping.

[0011] Furthermore, a sliding hole is provided on the inner left wall of the connection box, and the opening on the right side of the sliding hole is opposite to the opening on the left side of the locking groove.

[0012] Furthermore, the connecting rod extends to the outside of the locking groove through the opening of the locking groove, and the connecting rod passes through the sliding hole and extends to the outside of the sliding hole, and is slidably connected to the sliding hole.

[0013] Furthermore, the connecting rod is connected by snap-fitting with the locking groove, and the top of the driving gear passes through the opening at the bottom of the inner tooth groove and extends to the inside of the inner tooth groove, and meshes with the teeth of the inner tooth groove.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] 1. The knife changing device applied to the high-speed toilet paper machine, through the setting of the positioning block and the positioning ring, makes it easy for the installation column to enter the connection box so that the positions of the locking groove and the connecting rod are relative, thereby providing convenience for subsequent fixation and accelerating the efficiency of disassembly and assembly. At the same time, the snap connection between the positioning block and the positioning ring prevents the cutter from falling directly after the connecting rod and the locking groove are separated, thereby improving the safety during the disassembly and assembly process, increasing the convenience of using the device, and further facilitating the user's operation.

[0017] 2. The tool changing device used in the high-speed toilet paper machine uses the reduction motor to provide power for the rotation of the driving gear, thereby quickly transmitting the connecting rod with the internal tooth groove to move left or right to limit or release the limit of the installation column, which greatly improves the efficiency of the disassembly and assembly operation, facilitates the user to replace the cutter, and provides convenience for the processing operation. At the same time, the sliding hole on the left wall of the connecting box is used to allow the connecting rod to extend to the outside of the connecting box, so that the user can understand whether the current connecting rod is connected to the locking groove, prevent the occurrence of misoperation problems, and improve the safety during the processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0019] Figure 2 This is a partial cross-sectional view of the utility model from the front;

[0020] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle.

[0021] In the figure: 1, workbench; 2, hydraulic cylinder; 3, cutter; 4, connecting assembly; 401, connecting box; 402, mounting column; 403, locking groove; 404, positioning block; 405, positioning ring; 406, reduction motor; 407, driving gear; 408, connecting rod; 409, internal tooth groove. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-3 A tool changing device for a high-speed toilet paper machine in this embodiment includes a workbench 1, a hydraulic cylinder 2 is installed on the inner top wall of the workbench 1, a cutter 3 is arranged below the hydraulic cylinder 2, and a connecting component 4 is installed between the top of the cutter 3 and the bottom of the piston of the hydraulic cylinder 2.

[0024] exist Figure 1-3 In the figure, the connecting assembly 4 is composed of nine components, including a connecting box 401, a mounting column 402, a locking groove 403, a positioning block 404, a positioning ring 405, a reduction motor 406, a driving gear 407, a connecting rod 408 and an inner tooth groove 409, so as to achieve the advantages of easy disassembly and assembly, quick replacement and convenient use.

[0025] exist Figure 2 and Figure 3 In the figure, a connecting box 401 is installed at the bottom of the piston of the hydraulic cylinder 2 to provide a position and space for the installation and setting of some components. A round hole is opened at the bottom to facilitate the deepening of the installation column 402.

[0026] exist Figure 2 and Figure 3 In the embodiment, a mounting post 402 is installed on the top of the cutter 3 for extending into the interior of the connection box 401 , so that other components can restrict the cutter 3 by limiting the position of the mounting post 402 .

[0027] exist Figure 2 and Figure 3 In the figure, a locking groove 403 is provided on the left side of the mounting column 402 for facing the sliding hole on the left wall of the connecting box 401 to facilitate the left and right movement of the connecting rod 408.

[0028] exist Figure 2 and Figure 3In the figure, a positioning block 404 is installed on the top of the mounting column 402, and a positioning ring 405 is installed on the inner top wall of the connection box 401. Through the setting of the positioning block 404 and the positioning ring 405, after the two are engaged, the locking groove 403 on the left side of the mounting column 402 is opposite to the sliding hole on the inner left wall of the connection box 401, which is convenient for quick alignment and engagement.

[0029] exist Figure 2 and Figure 3 In the figure, a reduction motor 406 is installed on the inner bottom wall of the connection box 401 to drive the driving gear 407 to rotate in positive and negative directions.

[0030] exist Figure 3 In the embodiment, a driving gear 407 is mounted on the output shaft of the reduction motor 406 , and a transmission connecting rod 408 moves along with the rotation of the driving gear 407 by meshing with the internal tooth groove 409 .

[0031] exist Figure 3 In the figure, the interior of the locking groove 403 is connected with a connecting rod 408, and an inner tooth groove 409 is provided at the bottom of the connecting rod 408. The connecting rod 408 moves through the engagement of the inner tooth groove 409 and the driving gear 407, and is used to be inserted into the locking groove 403 for fixing.

[0032] It should be noted that this section is intended to provide a background or context for the implementation methods stated in the claims, and detailed descriptions of known functions and known components are omitted. At the same time, fixed and movable installations are determined according to actual application methods. To ensure the compatibility of the equipment, the operating methods used are consistent with the parameters of marketed equipment. The description here is not admitted to be prior art because it is included in this section.

[0033] When implementing, follow these steps:

[0034] 1) First, start the output shaft of the reduction motor 406 to drive the driving gear 407 to rotate, thereby moving the connecting rod 408 by meshing the internal tooth groove 409;

[0035] 2) Then, the connecting rod 408 moves to the left and moves outward through the sliding hole on the left wall of the connecting box 401, so that the right end of the connecting rod 408 leaves the locking groove 403;

[0036] 3) Finally, pull the cutter 3 downward to move the mounting column 402 and the positioning block 404 downward together, so that the positioning block 404 and the positioning ring 405 are separated, the connection relationship is released, and the mounting column 402 is moved out of the connection box 401.

[0037] To summarize, the knife changing device applied to the high-speed toilet paper machine, through the setting of the positioning block 404 and the positioning ring 405, makes it easy for the installation column 402 to enter the connecting box 401, so that the positions of the locking groove 403 and the connecting rod 408 are relative, thereby providing convenience for subsequent fixation and accelerating the efficiency during disassembly and assembly. At the same time, the snap connection between the positioning block 404 and the positioning ring 405 prevents the cutter 3 from falling directly after the connecting rod 408 and the locking groove 403 are separated, thereby improving the safety during the disassembly and assembly process, increasing the convenience of using the device, and further facilitating the user's operation.

[0038] Moreover, the reduction motor 406 is set to provide power for the rotation of the driving gear 407, thereby quickly transmitting the connecting rod 408 with the internal tooth groove 409 to move left or right to limit or release the limit of the mounting column 402, which greatly improves the efficiency of the disassembly and assembly operation, facilitates the user to replace the cutter 3, and provides convenience for the processing operation. At the same time, the sliding hole on the left wall of the connecting box 401 is used to allow the connecting rod 408 to extend to the outside of the connecting box 401, so that the user can understand whether the current connecting rod 408 is connected to the locking groove 403, prevent the occurrence of misoperation, improve the safety of the processing process, and solve the problem of complicated disassembly and assembly process and reduced convenience of use in the comparative documents.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0040] 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 knife changing device for a high-speed toilet paper machine, comprising a workbench (1), characterized in that: A hydraulic cylinder (2) is installed on the inner top wall of the workbench (1), a cutter (3) is arranged below the hydraulic cylinder (2), and a connecting component (4) is installed between the top of the cutter (3) and the bottom of the piston of the hydraulic cylinder (2); The connection assembly (4) comprises a connection box (401), a mounting column (402), a locking groove (403), a positioning block (404), a positioning ring (405), a reduction motor (406), a driving gear (407), a connecting rod (408) and an inner tooth groove (409). The bottom of the piston of the hydraulic cylinder (2) is equipped with a connection box (401), the top of the cutter (3) is equipped with a mounting column (402), and the left side of the mounting column (402) is provided with a locking groove (403). 03), a positioning block (404) is installed on the top of the mounting column (402), a positioning ring (405) is installed on the inner top wall of the connecting box (401), a reduction motor (406) is installed on the inner bottom wall of the connecting box (401), a driving gear (407) is installed on the output shaft of the reduction motor (406), a connecting rod (408) is connected to the inside of the locking groove (403), and an internal tooth groove (409) is provided at the bottom of the connecting rod (408).

2. The knife changing device for a high-speed toilet paper machine according to claim 1, characterized in that: A circular hole is provided at the bottom of the connection box (401), and the mounting column (402) passes through the circular hole and extends into the interior of the connection box (401).

3. The knife changing device for a high-speed toilet paper machine according to claim 1, characterized in that: The size of the positioning block (404) matches the size of the positioning ring (405), and the positioning block (404) is connected to the positioning ring (405) by snapping.

4. The knife changing device for a high-speed toilet paper machine according to claim 1, characterized in that: A sliding hole is provided on the inner left wall of the connection box (401), and the opening on the right side of the sliding hole is opposite to the opening on the left side of the locking groove (403).

5. The knife changing device for a high-speed toilet paper machine according to claim 4, characterized in that: The connecting rod (408) extends to the outside of the locking groove (403) through the opening of the locking groove (403), and the connecting rod (408) passes through the sliding hole and extends to the outside of the sliding hole, and is slidably connected to the sliding hole.

6. The knife changing device for a high-speed toilet paper machine according to claim 1, characterized in that: The connecting rod (408) is connected to the locking groove (403) by snap-fitting, and the top of the driving gear (407) passes through the opening at the bottom of the inner tooth groove (409) and extends to the inside of the inner tooth groove (409), and meshes with the teeth of the inner tooth groove (409).

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