Paper feeding mechanism of laminating machine

Abstract

The utility model relates to the technical field of laminating equipment, and specifically discloses a paper feeding mechanism of a laminating machine, wherein a front and a rear fixed seats are respectively fixed on the front and rear sides of one end of the top surface of a substrate, one end of a unwinding shaft is rotatably sleeved on the top end of the rear fixed seat, a servo motor power output shaft fixed to the outer wall of the front fixed seat is connected with a prism, and a supporting roller 2 is sleeved at the inner side of the prism near the front fixed seat, an adjustable supporting component comprises a vertical plate that is slidably clamped on the top surface of the substrate along the bottom end, a cylinder that is rotatably sleeved on the vertical plate at the outer end, a screw rod that is rotatably sleeved on the vertical plate at the inner end, and a supporting roller 1 that is sleeved on the inner end of the cylinder, a prismatic cavity is provided in the inner cavity of the cylinder, a pressing and holding component comprises pressing rollers that are respectively located on the upper sides of the first and second supporting rollers, a side support plate is fixed at the position of the substrate located at the outer side of the vertical plate, and an internal threaded cylinder that is rotatably sleeved on the side support plate and matches the screw thread sleeve; the problem that paper deviation is easy to occur when the laminating machine is feeding paper is well solved.

Description

Technical Field

[0001] The utility model relates to the technical field of laminating equipment, in particular to a paper feeding mechanism of a laminating machine. Background Art

[0002] Laminating machine is a special equipment for paper, board and film mounting. After the rubber roller and heating roller are pressed together, a paper-plastic product is formed. Laminating machine can be divided into two categories: instant laminating machine and pre-coating laminating machine. Among them, the coating laminating machine includes three parts: gluing, drying and hot pressing. It has a wide range of applications and stable and reliable processing performance. It is a widely used laminating equipment in China.

[0003] At present, during the lamination process, when the paper is transported to the laminating mechanism, the position of the paper is easily shifted due to its light weight. As a result, when the paper is transported to the laminating mechanism for lamination, the staff is required to straighten the position of the paper before laminating, which is time-consuming and affects the efficiency of paper lamination. Utility Model Content

[0004] The utility model aims to provide a paper feeding mechanism for a laminating machine, which is used to solve the problem that paper deviation is easy to occur when the current laminating machine feeds paper.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a paper feeding mechanism of a laminating machine, wherein a front fixing seat and a rear fixing seat are respectively fixed to the front and rear sides of one end of the top surface of the substrate, one end of the unwinding shaft is rotatably sleeved on the top of the rear fixing seat, the unwinding shaft is used to sleeve the paper roll, the servo motor is fixed to the outer side wall of the front fixing seat, the power output shaft of the servo motor is fixedly docked with a prism, the prism is fixedly sleeved with a support roller 2 at a position close to the inner side of the front fixing seat, the adjustable support assembly includes a bottom end that is slidably clamped on the top surface of the substrate along the horizontal direction and is relative to the front fixing seat The pair of vertical plates, the outer end of the cylinder rotatably mounted on the vertical plate, the inner end of the screw rod rotatably mounted on the outer bottom of the vertical plate, and a support roller 1 fixedly mounted on the inner end of the cylinder, the inner cavity of the cylinder is provided with a prismatic cavity matching the prism sliding sleeve, the pressing assembly includes a base respectively fixed to the top of the front fixed seat and the top of the vertical plate, and a pressure roller rotatably mounted on the base and respectively located on the upper side of the support roller 1 and the support roller 2, the base plate is located at the outer side of the vertical plate with a side support plate fixed, and the side support plate is rotatably mounted with an internal threaded cylinder matching the screw rod threaded sleeve.

[0006] Preferably, the pressing assembly includes a bottom plate whose inner side of the bottom surface is respectively fixed to the top of the front fixed seat and the top of the vertical plate, a guide rod whose bottom end is vertically fixed to the top surface of the bottom plate near the four corners, a top plate slidingly sleeved on the guide rod near the four corners, a slat fixed to the middle part of the inner side of the top plate, and a wheel frame fixed to the inner end of the bottom surface of the slat, the pressure roller is rotatably installed at the bottom end of the inner cavity of the wheel frame, the guide rod is provided with a buffer spring at a position between the bottom plate and the top plate, the guide rod is provided with a clamping spring at a position on the upper side of the top plate, and a limiting circular plate is provided at the top end of the guide rod.

[0007] Preferably, a second slide block is integrally formed on the front and rear sides of the center of the bottom surface of the vertical plate, and a front slide groove is provided on the top surface of the base plate to match the second slide block in a lateral sliding engagement.

[0008] Preferably, the unwinding shaft is fixedly sleeved with a limiting disk 1 whose inner wall is aligned with the outer ends of the two supporting rollers near the inner side of the rear fixed seat.

[0009] Preferably, it also includes an adjustable limit member, which includes a vertical plate whose bottom end is slidably mounted on the top surface of the base plate and opposite to the rear fixed seat, a sleeve whose outer end is rotatably mounted on the top of the vertical plate and slidably connected to the unwinding shaft, and a limit plate 2 mounted on the inner end of the sleeve, and a positioning mechanism fixedly connected to the base plate is provided at the bottom end of the vertical plate.

[0010] Preferably, a bottom block is fixed at the bottom end of the vertical plate, a positioning bolt is rotatably mounted on the outer side of the top surface of the bottom block, a slider 1 is threadedly sleeved on the bottom end of the positioning bolt, and a rear sliding groove is provided on the rear side of the top surface of the base plate for matching with the slider 1 along the horizontal sliding engagement.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model relates to a laminating machine paper feeding mechanism which drives two groups of supporting rollers and pressure rollers to feed paper to both sides of a paper roll through a servo motor and a prism at the same time. Since the supporting rollers on both sides rotate synchronously, the deviation of paper is better avoided.

[0013] 2. The paper feeding mechanism of a laminating machine involved in the utility model facilitates the operation of feeding paper rolls of different widths, thereby optimizing the overall adaptability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 It is a three-dimensional structural schematic diagram of the adjustable limiter of the utility model;

[0016] Figure 3It is a three-dimensional structural schematic diagram of the adjustable support assembly of the utility model;

[0017] Figure 4 It is a three-dimensional structural schematic diagram of the pressing and holding component of the utility model.

[0018] In the figure: 1-base plate; 1.1-rear fixing seat; 1.2-front fixing seat; 1.3-rear slide; 1.4-front slide; 1.5-side support plate; 1.6-internal threaded cylinder;

[0019] 2- Unwinding shaft; 2.1- Limiting plate 1;

[0020] 3-adjustable limiter; 3.1-bottom block; 3.2-vertical plate; 3.3-sleeve; 3.4-limiting plate 2; 3.5-positioning bolt; 3.6-slider 1;

[0021] 4-adjustable support assembly; 4.1-vertical plate; 4.2-slider 2; 4.3-cylinder; 4.3.1-prismatic cavity; 4.4-support roller 1; 4.5-screw;

[0022] 5-servo motor; 5.1-prism; 5.2-support roller 2;

[0023] 6-pressing assembly; 6.1-bottom plate; 6.2-guide rod; 6.3-top plate; 6.4-compression spring; 6.5-buffer spring; 6.6-slat; 6.7-wheel frame; 6.8-pressure roller. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-4 The utility model provides a technical solution: a paper feeding mechanism of a laminating machine, wherein a front fixing seat 1.2 and a rear fixing seat 1.1 are respectively fixed to the front and rear sides of one end of the top surface of a substrate 1.

[0026] One end of the unwinding shaft 2 is rotatably mounted on the top of the rear fixed seat 1.1. The unwinding shaft 2 is used to mount the paper roll. The unwinding shaft 2 is fixedly mounted near the inner side of the rear fixed seat 1.1 with a limit plate 2.1 whose inner wall is aligned with the outer end of the supporting roller 2 5.2.

[0027] The adjustable limit member 3 includes a vertical plate 3.2 whose bottom end is slidably mounted on the top surface of the base plate 1 and is opposite to the rear fixed seat 1.1, a sleeve 3.3 whose outer end is rotatably sleeved on the top of the vertical plate 3.2 and slidably sleeved on the unwinding shaft 2, and a limit plate 3.4 sleeved on the inner end of the sleeve 3.3. A positioning mechanism fixedly connected to the base plate 1 is provided at the bottom end of the vertical plate 3.2.

[0028] The servo motor 5 is fixed to the outer wall of the front fixing seat 1.2, and the power output shaft of the servo motor 5 is fixedly connected with a prism 5.1, and the prism 5.1 is fixedly sleeved with a supporting roller 2 5.2 at a position close to the inner side of the front fixing seat 1.2.

[0029] The adjustable support assembly 4 comprises a vertical plate 4.1 whose bottom end is slidably mounted on the top surface of the base plate 1 and opposite to the front fixed seat 1.2, a cylinder 4.3 whose outer end is rotatably mounted on the vertical plate 4.1, a screw rod 4.5 whose inner end is rotatably mounted on the outer bottom of the vertical plate 4.1, and a support roller 1 4.4 fixedly mounted on the inner end of the cylinder 4.3, wherein the inner cavity of the cylinder 4.3 is provided with a prismatic cavity 4.3.1 which is slidably mounted with the prism 5.1. Among them, the front and rear sides of the bottom center of the vertical plate 4.1 are respectively integrally formed with a slider 2 4.2, and the top surface of the base plate 1 is provided with a front slide groove 1.4 which is slidably mounted with the slider 2 4.2 in the lateral direction.

[0030] The pressing assembly 6 comprises a bottom plate 6.1 whose inner side of the bottom surface is respectively fixed to the top of the front fixed seat 1.2 and the top of the vertical plate 4.1, a guide rod 6.2 whose bottom end is vertically fixed to the top surface of the bottom plate 6.1 near the four corners, a top plate 6.3 slidingly sleeved on the guide rod 6.2 near the four corners, a slat 6.6 fixed to the middle part of the inner side of the top plate 6.3 and a wheel frame 6.7 fixed to the inner end of the bottom surface of the slat 6.6, a pressure roller 6.8 is rotatably mounted on the bottom end of the inner cavity of the wheel frame 6.7, a buffer spring 6.5 is sleeved on the portion of the guide rod 6.2 located between the bottom plate 6.1 and the top plate 6.3, a compression spring 6.4 is sleeved on the portion of the guide rod 6.2 located on the upper side of the top plate 6.3, and a limiting circular plate is provided on the top of the guide rod 6.2. Among them, the pressure rollers 6.8 on both sides are respectively located on the upper sides of the support roller 1 4.4 and the support roller 2 5.2, and the outer ends of the outer peripheral walls of the support roller 1 4.4 and the support roller 2 5.2 are provided with an annular protrusion whose inner wall is in contact with the outer edge of the outer end surface of the pressure roller 6.8, and the inner wall of the annular protrusion on the support roller 2 5.2 is aligned with the inner wall of the limit plate 1 2.1 at the same time.

[0031] A side support plate 1.5 is fixed to the base plate 1 at a position outside the vertical plate 4.1, and an internal threaded cylinder 1.6 which is threadably sleeved on the side support plate 1.5 and matches with the screw rod 4.5 is threadedly sleeved.

[0032] In summary, when in use, first put the paper roll on the unwinding shaft 2, and make one end face of the paper roll fit on the inner wall of the limit plate 1 2.1, then adjust the position of the vertical plate 3.2, so that the sleeve 3.3 is sleeved on the unwinding shaft 2 until the inner wall of the limit plate 2 3.4 fits on the other end face of the paper roll, and use the positioning mechanism to fix the bottom end of the vertical plate 3.2 on the base plate 1 to prevent the paper roll from deviating left and right when unwinding.

[0033] According to the width of the paper roll, the internal threaded cylinder 1.6 is rotated to drive the adjustable support assembly 4 to move horizontally as a whole through the screw rod 4.5, so that the support roller 1 4.4 corresponds to the limit plate 2 3.4.

[0034] The free end of the paper roll is pulled out, and the edges on both sides of the free end of the paper roll pass between the support roller 1 4.4 and the pressure roller 6.8 and between the support roller 2 5.2 and the pressure roller 6.8 respectively. The edges of the paper just abut against the inner side walls of the annular protrusions on the support roller 1 4.4 and the support roller 2 5.2.

[0035] The servo motor 5 is started, and drives the support roller 1 4.4 and the support roller 2 5.2 to rotate through the prism 5.1 at the same time, so as to realize the operation of smooth paper feeding.

[0036] The prism 5.1 can be a triangular prism, a quadrangular prism, a pentagonal prism or a hexagonal prism to achieve the above functions. The elastic coefficient of the buffer spring 6.5 is smaller than the elastic coefficient of the compression spring 6.4.

[0037] As for the positioning mechanism, the specific mechanism includes: the bottom end of the vertical plate 3.2 is fixed with a bottom block 3.1, the outer side of the top surface of the bottom block 3.1 is rotatably sleeved with a positioning bolt 3.5, the bottom end of the positioning bolt 3.5 is threadedly sleeved with a slider 1 3.6, and the rear side of the top surface of the base plate 1 is provided with a rear slide groove 1.3 that is matched with the slider 1 3.6 in a horizontal sliding engagement. That is, after adjusting the position of the limit plate 2 3.4, tighten the positioning bolt 3.5 so that the slider 1 3.6 is pressed against the top surface of the inner cavity of the rear slide groove 1.3 to achieve the overall positioning of the adjustable limiter 3.

[0038] 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.

[0039] 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 paper feeding mechanism for a laminating machine, characterized in that: include: A base plate (1), wherein a front fixing seat (1.2) and a rear fixing seat (1.1) are respectively fixed to the front and rear sides of one end of the top surface of the base plate (1); An unwinding shaft (2), one end of which is rotatably mounted on the top of the rear fixing seat (1.1), and the unwinding shaft (2) is used for mounting a paper roll; A servo motor (5), the servo motor (5) being fixed to the outer wall of the front fixed seat (1.2), the power output shaft of the servo motor (5) being fixedly connected to a prism (5.1), and a second support roller (5.2) being fixedly sleeved on the prism (5.1) at a position close to the inner side of the front fixed seat (1.2); An adjustable support assembly (4), the adjustable support assembly (4) comprising a vertical plate (4.1) whose bottom end is slidably mounted on the top surface of the base plate (1) and opposite to the front fixed seat (1.2), a cylinder (4.3) whose outer end is rotatably mounted on the vertical plate (4.1), a screw rod (4.5) whose inner end is rotatably mounted on the outer bottom of the vertical plate (4.1), and a support roller (4.4) fixedly mounted on the inner end of the cylinder (4.3), wherein the inner cavity of the cylinder (4.3) is provided with a prismatic cavity (4.3.1) that is slidably mounted and matched with the prism (5.1); A pressing assembly (6), the pressing assembly (6) comprising a base respectively fixed to the top of the front fixed seat (1.2) and the top of the vertical plate (4.1), and a pressing roller (6.8) rotatably mounted on the base and respectively located on the upper side of the supporting roller 1 (4.4) and the supporting roller 2 (5.2); A side support plate (1.5) is fixed to the base plate (1) at a position outside the vertical plate (4.1), and an internal threaded cylinder (1.6) that matches the threaded sleeve of the screw rod (4.5) is rotatably sleeved on the side support plate (1.5).

2. A paper feeding mechanism for a laminating machine according to claim 1, characterized in that: The pressing assembly (6) comprises a bottom plate (6.1) whose inner side of the bottom surface is respectively fixed to the top of the front fixing seat (1.2) and the top of the vertical plate (4.1), a guide rod (6.2) whose bottom end is vertically fixed to the top surface of the bottom plate (6.1) near the four corners, a top plate (6.3) slidingly sleeved on the guide rod (6.2) near the four corners, a plate strip (6.6) fixed to the middle part of the inner side of the top plate (6.3), and a guide rod (6.2) fixed to the top of the vertical plate (4.1). The wheel frame (6.7) is at the inner end of the bottom surface of the slat (6.6), the pressure roller (6.8) is rotatably mounted on the bottom end of the inner cavity of the wheel frame (6.7), the guide rod (6.2) is located between the bottom plate (6.1) and the top plate (6.3) and is provided with a buffer spring (6.5), the guide rod (6.2) is located on the upper side of the top plate (6.3) and is provided with a clamping spring (6.4), and a limiting circular plate is provided at the top end of the guide rod (6.2).

3. The paper feeding mechanism of a laminating machine according to claim 1, characterized in that: The front and rear sides of the bottom center of the vertical plate (4.1) are respectively integrally formed with a second sliding block (4.2), and the top surface of the base plate (1) is provided with a front sliding groove (1.4) that is matched with the second sliding block (4.2) in a lateral sliding manner.

4. The paper feeding mechanism of a laminating machine according to claim 1, characterized in that: The unwinding shaft (2) is fixedly sleeved with a limiting plate 1 (2.1) whose inner wall is aligned with the outer end of the second supporting roller (5.2) near the inner side of the rear fixed seat (1.1).

5. The paper feeding mechanism of a laminating machine according to claim 1, characterized in that: It also includes an adjustable limiter (3), the adjustable limiter (3) including a vertical plate (3.2) whose bottom end is slidably mounted on the top surface of the base plate (1) and is directly opposite to the rear fixed seat (1.1), a sleeve (3.3) whose outer end is rotatably mounted on the top of the vertical plate (3.2) and is slidably mounted on the unwinding shaft (2), and a second limiter plate (3.4) mounted on the inner end of the sleeve (3.3), and a positioning mechanism fixedly connected to the base plate (1) is provided at the bottom end of the vertical plate (3.2).

6. A paper feeding mechanism for a laminating machine according to claim 5, characterized in that: A bottom block (3.1) is fixed to the bottom end of the vertical plate (3.2); a positioning bolt (3.5) is rotatably sleeved on the outer side of the top surface of the bottom block (3.1); a slider (3.6) is threadedly sleeved on the bottom end of the positioning bolt (3.5); and a rear sliding groove (1.3) is provided on the rear side of the top surface of the base plate (1) for matching with the slider (3.6) in a lateral sliding manner.

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