Cutting device for paper winding machine

Abstract

The cutting device for the paper winding machine comprises a base, a blocking plate is fixedly installed at the top of the left side of the base, an air cylinder is fixedly installed at the top of the inner side of the blocking plate, a replacement assembly is arranged at the bottom of the air cylinder and comprises a shell, the shell is fixedly installed at the bottom of the air cylinder, and the shell is fixedly installed at the bottom of the air cylinder. Hard springs are fixedly connected to the front side and the rear side of an inner cavity of the shell, sliding blocks are fixedly mounted on the inner sides of the hard springs, inserting rods are fixedly mounted on the inner sides of the sliding blocks, the sliding rods are pulled to drive the sliding blocks and the inserting rods to move outwards, the mounting plate is dismounted, at the moment, the sliding blocks extrude the hard springs, and the inserting rods are inserted into the hard springs. The hard spring deforms under the action of force, the sliding rod is loosened, the hard spring generates elastic force to reset the sliding block and the inserting rod, the mounting plate is mounted, and the situation that the production efficiency is affected due to the fact that the downtime of equipment is long when the cutter is replaced is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to a cutting device for paper winding machine belongs to cutting device technical field. BACKGROUND

[0002] The paper winding machine is a device for winding paper into a roll, widely used in paper product production, packaging, toilet paper, kitchen paper towel and other industries. The traditional paper winding machine usually relies on manual or simple mechanical operation to complete the winding of paper, however, with the continuous change of market demand, higher requirements are put forward for the quality, efficiency and automation degree of the production process of the paper winding. In order to meet the needs of modern production line, the paper winding machine technology has experienced continuous innovation and upgrading. The existing paper winding machine usually integrates automatic control system, precise tension control technology and efficient paper cutting device, which can greatly improve the production efficiency and reduce the energy consumption while ensuring the uniformity and quality of the paper winding.

[0003] The authorized announcement number (CN213381692U) discloses a shearing device for paper winding machine, which comprises a shearing table, a folding plate is fixed at one end of the top outer wall of the shearing table, an electric sliding groove is opened in the top inner wall of the folding plate, circular plates are connected with the electric sliding groove at both ends through sliding blocks, first electric telescopic rods are fixed on the bottom outer wall of the circular plates, spring columns are fixed on the bottom outer wall of the two first electric telescopic rods, a cutting blade is fixed on the bottom outer wall of one spring column, and a sawtooth blade is fixed on the bottom outer wall of the other spring column. A cutting groove is opened in the top outer wall of the shearing table, and a collection box is fixed on the bottom outer wall of the shearing table. The utility model sets two cutting modes of cutting blade and sawtooth blade, the cutting blade can completely cut off the paper towel, the sawtooth blade cannot completely cut off the paper towel, which is convenient for users to tear the paper towel, and the device can quickly realize the feeding and discharging of the paper winding roll, and can quickly clean the paper scraps generated by shearing.

[0004] The above-mentioned paper winding machine lacks the function of quickly disassembling the cutting device, and the existing paper winding machine has certain inconvenience when replacing the cutter, mainly reflected in complex operation and long time consumption. Since the installation mode of most paper winding machine cutters is relatively fixed, it is necessary to disassemble multiple components to remove the old cutter and install the new cutter, which not only increases the operation difficulty, but also requires certain technical experience and manual labor. In addition, the cutter replacement time of the equipment is long, which will directly affect the production efficiency, especially in the case of mass production, frequent cutter replacement may cause the stagnation of the production line, increasing the production cost.

[0005] Therefore, a cutting device for paper winding machine is proposed. SUMMARY

[0006] Therefore, the cutting device for the paper winding machine is provided to solve or alleviate the technical problems in the prior art, and at least provides an advantageous option.

[0007] The technical scheme of the utility model is as follows: a cutting device for a paper winding machine, comprising a base, a blocking plate is fixedly installed at the top of the left side of the base, a gas cylinder is fixedly installed at the top of the inner side of the blocking plate, a replacement assembly is arranged at the bottom of the gas cylinder, the replacement assembly comprises an outer shell, the outer shell is fixedly installed at the bottom of the gas cylinder, hard springs are fixedly connected at the front and back of the inner cavity of the outer shell, sliding blocks are fixedly installed at the inner side of the hard springs, and plug rods are fixedly installed at the inner side of the sliding blocks.

[0008] Further preferably, grooves are formed at the front and back of the bottom of the outer shell, sliding rods are fixedly installed at the bottom of the sliding blocks, and the sliding rods are slidingly connected to the inner side of the grooves.

[0009] Further preferably, an installation plate is arranged at the bottom of the outer shell, plug slots are formed at the left and right sides of the top of the installation plate, and the plug rods are connected to the inner side of the plug slots.

[0010] Further preferably, blades are fixedly installed at the front side of the installation plate, and the surfaces of the blades are threadedly connected to the installation plate through a plurality of fastening screws.

[0011] Further preferably, a baffle is fixedly installed at the top of the base, a fastening assembly is arranged at the top of the inner side of the baffle, the fastening assembly comprises a spring sleeve, the spring sleeve is fixedly installed at the top of the inner side of the baffle, a tension spring is fixedly connected to the inner side of the spring sleeve, and a spring pad is slidingly connected to the bottom of the spring sleeve.

[0012] Further preferably, a fixing rod is fixedly connected to the bottom of the spring pad, a fastening roller is movably connected to the inner side of the fixing rod through a rotating shaft, a winding roller is movably connected to the inner side of the baffle through a rotating shaft, and the winding roller is attached to the fastening roller.

[0013] Further preferably, a motor is fixedly installed at the front side of the baffle, and the output end of the motor is fixedly installed with the winding roller.

[0014] The utility model discloses an embodiment has the following advantages by adopting the above technical scheme:

[0015] The utility model discloses a first view three -dimensional structure schematic diagram, the second view structure schematic diagram, the replacement device structure schematic diagram, the cutting device dismounts the lower structure schematic diagram and the fastening assembly structure schematic diagram.

[0016] The utility model discloses a second view structure schematic diagram, the replacement device structure schematic diagram, the cutting device dismounts the lower structure schematic diagram and the fastening assembly structure schematic diagram.

[0017] The above summary is only for the purpose of the description, and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features will become apparent to those skilled in the art from the drawings and the following detailed description. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0019] Figure 1 It is the first view three -dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is the second view structure schematic diagram of the utility model;

[0021] Figure 3 It is the replacement device structure schematic diagram of the utility model;

[0022] Figure 4 It is the cutting device dismounts the lower structure schematic diagram of the utility model;

[0023] Figure 5 It is the fastening assembly structure schematic diagram of the utility model.

[0024] Reference numerals: 1. Base; 2. Baffle; 3. Motor; 4. Take-up roller; 5. Cylinder; 6. Blocking plate; 7. Replacement component; 701. Housing; 702. Hard spring; 703. Slider; 704. Insert rod; 705. Slide rod; 706. Slide groove; 707. Mounting plate; 708. Slot; 8. Fastening component; 801. Spring sleeve; 802. Tension spring; 803. Spring pad; 804. Fixing rod; 805. Fastening roller; 9. Blade. Detailed Implementation

[0025] In the following description, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments can be modified in various ways without departing from the spirit or scope of this invention. Therefore, the drawings and description are considered exemplary in nature and not restrictive.

[0026] The embodiments of this utility model will now be described in detail with reference to the accompanying drawings.

[0027] Example 1

[0028] like Figures 1-4 As shown, this utility model embodiment provides a cutting device for a paper rolling machine, including a base 1. A baffle plate 6 is fixedly installed on the top left side of the base 1. A cylinder 5 is fixedly installed on the top inner side of the baffle plate 6. A replacement component 7 is provided at the bottom of the cylinder 5. The replacement component 7 includes a housing 701, which is fixedly installed at the bottom of the cylinder 5. Hard springs 702 are fixedly connected to both the front and rear sides of the inner cavity of the housing 701. A slider 703 is fixedly installed on the inner side of the hard spring 702. A plug rod 704 is fixedly installed on the inner side of the slider 703.

[0029] By pulling the slide bar 705, the slide bar 705 drives the slider 703 and the insertion rod 704 to move outward, thus disassembling the mounting plate 707. At this time, the slider 703 compresses the hard spring 702, and the hard spring 702 deforms under the force. By releasing the slide bar 705, the hard spring 702 generates elastic force to reset the slider 703 and the insertion rod 704, and the mounting plate 707 is installed. This avoids long downtime of the equipment when changing tools, which affects production efficiency. Especially in the case of mass production, frequent tool changes may cause production line stagnation and increase production costs.

[0030] Example 2

[0031] like Figures 1-5As shown, in one embodiment, the bottom of the housing 701 is provided with a sliding groove 706 on both sides, the bottom of the sliding block 703 is fixedly provided with a sliding rod 705, and the sliding rod 705 is slidably connected to the inner side of the sliding groove 706. The bottom of the housing 701 is provided with a mounting plate 707, the top of the mounting plate 707 is provided with a slot 708 on both sides, the insertion rod 704 is connected to the inner side of the slot 708, the front side of the mounting plate 707 is fixedly provided with a blade 9, and the surface of the blade 9 is screwed with the mounting plate 707 through a plurality of fastening screws. The top of the base 1 is fixedly provided with a baffle 2, the top of the inner side of the baffle 2 is provided with a fastening assembly 8, the fastening assembly 8 comprises a spring sleeve 801, the spring sleeve 801 is fixedly provided on the top of the inner side of the baffle 2, the inner side of the spring sleeve 801 is fixedly connected with a tension spring 802, the bottom of the spring sleeve 801 is slidably connected with a spring pad 803, the bottom of the spring pad 803 is fixedly connected with a fixed rod 804, the inner side of the fixed rod 804 is movably connected with a fastening roller 805 through a rotating shaft, the inner side of the baffle 2 is movably connected with a winding roller 4 through a rotating shaft, and the winding roller 4 is in close contact with the fastening roller 805. The front side of the baffle 2 is fixedly provided with a motor 3, and the output end of the motor 3 is fixedly provided with the winding roller 4.

[0032] The tension spring 802 generates elastic force to extrude the spring pad 803, the spring pad 803 transmits the force to the fastening roller 805 through the fixed rod 804, and the fastening roller 805 presses and limits the winding roller 4 downward, avoiding that the winding roller 4 is not tightly wound after cutting.

[0033] The utility model discloses a winding roller 4 surface through starting motor 3 is rolled up to the paper winding, and the winding is rolled up simultaneously, and the tension spring 802 generates elastic force to extrude the spring pad 803, and the spring pad 803 transmits the force to the fastening roller 805 through the fixed rod 804, and the fastening roller 805 presses and limits the winding roller 4 downward, avoiding that the winding roller 4 is not tightly wound after cutting, and the sliding rod 705 drives the sliding block 703 and the insertion rod 704 to move outward by pulling the sliding rod 705, and the mounting plate 707 is disassembled, at this time, the sliding block 703 extrudes the hard spring 702, and the hard spring 702 is deformed under the action of force, and finally the sliding block 703 and the insertion rod 704 are reset by loosening the sliding rod 705, the mounting plate 707 is installed, avoiding that the downtime of equipment is long when the tool is replaced, and the production efficiency is influenced, especially in the case of mass production, frequent tool replacement can cause the stagnation of production line, and production cost is increased.

[0034] The above merely illustrates the specific implementation manner of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of various changes or replacements within the technical range disclosed by the present application, which should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A cutting device for a paper rolling machine, comprising a base (1), characterized in that: A baffle plate (6) is fixedly installed on the top left side of the base (1). A cylinder (5) is fixedly installed on the top inner side of the baffle plate (6). A replacement component (7) is provided at the bottom of the cylinder (5). The replacement component (7) includes a housing (701). The housing (701) is fixedly installed at the bottom of the cylinder (5). Hard springs (702) are fixedly connected to both the front and rear sides of the inner cavity of the housing (701). A slider (703) is fixedly installed on the inner side of the hard spring (702). A plug rod (704) is fixedly installed on the inner side of the slider (703).

2. The cutting device for a paper rolling machine according to claim 1, characterized in that: The bottom of the outer casing (701) is provided with sliding grooves (706) on both the front and rear sides. The bottom of the slider (703) is fixedly installed with a sliding rod (705), and the sliding rod (705) is slidably connected to the inner side of the sliding groove (706).

3. A cutting device for a paper rolling machine according to claim 1, characterized in that: The bottom of the outer casing (701) is provided with an installation plate (707), and slots (708) are provided on the left and right sides of the top of the installation plate (707), and the insertion rod (704) is engaged with the inside of the slot (708).

4. A cutting device for a paper rolling machine according to claim 3, characterized in that: The front side of the mounting plate (707) is fixedly mounted with a blade (9), and the surface of the blade (9) is threadedly connected to the mounting plate (707) by a plurality of fastening screws.

5. A cutting device for a paper rolling machine according to claim 1, characterized in that: A baffle (2) is fixedly installed on the top of the base (1). A fastening assembly (8) is provided on the top of the inner side of the baffle (2). The fastening assembly (8) includes a spring sleeve (801). The spring sleeve (801) is fixedly installed on the top of the inner side of the baffle (2). A tension spring (802) is fixedly connected to the inner side of the spring sleeve (801). A spring pad (803) is slidably connected to the bottom of the spring sleeve (801).

6. A cutting device for a paper rolling machine according to claim 5, characterized in that: The bottom of the spring pad (803) is fixedly connected to a fixing rod (804), and the inner side of the fixing rod (804) is movably connected to a fastening roller (805) via a rotating shaft. The inner side of the baffle (2) is movably connected to a take-up roller (4) via a rotating shaft, and the take-up roller (4) is in contact with the fastening roller (805).

7. A cutting device for a paper rolling machine according to claim 6, characterized in that: A motor (3) is fixedly installed on the front side of the baffle (2), and the output end of the motor (3) is fixedly installed with the take-up roller (4).

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