Paper feeding mechanism of laser marking machine

Abstract

The utility model relates to the technical field of laser marking, in particular to a paper feeding mechanism of a laser marking machine, which can be used for dedusting paperboards while conveying the paperboards, ensures the clearness of laser marking on the paperboards, and is convenient to use and high in practicability. Comprising a baseplate; the device further comprises a conveying mechanism and a dust removal mechanism, the conveying mechanism is installed on the bottom plate and has a conveying function, and the dust removal mechanism is arranged on the left portion of the conveying mechanism and has a dust removal function.

Description

Technical Field

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

[0002] The laser marking machine uses a laser beam to mark the surface of an object permanently. It evaporates the material on the surface of the object at high temperature, thereby engraving exquisite patterns, trademarks or text on the surface of the object. When marking on the cardboard with a laser marking machine, the cardboard needs to be sent to the bottom of the laser marking machine through a paper feeding mechanism. In the prior art, the utility model patent with patent application number 202021088468.8 discloses a paper feeding mechanism of a laser marking machine, which is mainly composed of a belt and a driving mechanism. When in use, the paper is transported to the bottom of the laser marking machine through a paper feeding roller and a paper feeding mechanism, so that the laser marking machine can mark on the paper; the inventor believes that there are the following problems in its use. Since the cardboard may be attached to some dust or other impurities on its surface during long-term storage, if the above-mentioned device in the prior art is used to directly transport it to the bottom of the laser marking machine for marking, the dust or impurities attached to the cardboard may affect the marking effect of the laser marking machine on the cardboard, and even cause unclear marking, inconvenient use, and poor practicality. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a paper feeding mechanism of a laser marking machine which can remove dust from the paperboard while conveying the paperboard, thereby ensuring the clarity of the laser marking on the paperboard and is easy to use and highly practical.

[0004] The paper feeding mechanism of the laser marking machine of the utility model comprises a bottom plate; a conveying mechanism and a dust removing mechanism, wherein the conveying mechanism is installed on the bottom plate, the conveying mechanism has a conveying function, and a dust removing mechanism is arranged on the left part of the conveying mechanism, the dust removing mechanism has a dust removing function; the laser marking machine is located above the middle part of the conveying mechanism; when it is necessary to mark the cardboard, the cardboard is placed on the left part of the conveying mechanism, and then the cardboard is conveyed from left to right by the conveying mechanism, and at the same time, the dust removing mechanism is turned on, so that the dust attached to the upper end of the cardboard is removed by the dust removing mechanism during the rightward conveying of the cardboard, until the support plate is conveyed to the bottom of the laser marking machine, and then the upper end of the cardboard is marked by the laser marking machine, and when the cardboard marking is completed, the conveying mechanism continues to convey the cardboard to the right, and the cardboard is collected after falling off the right end of the conveying mechanism; the cardboard can be dusted while being conveyed, so as to ensure the clarity of the laser marking on the cardboard, and the utility model is convenient to use and highly practical.

[0005] Preferably, the conveying mechanism includes a bracket, two groups of transmission rollers, a servo motor and a transmission belt. The bracket is fixedly mounted on the bottom plate, the two groups of transmission rollers are rotatably mounted on the left and right parts of the bracket respectively, the servo motor is fixedly mounted on the bracket, the output end of the servo motor is connected to the transmission roller on the left, and the transmission belt is wrapped around the two groups of transmission rollers; the laser marking machine is located above the middle of the transmission belt; when marking the cardboard, the cardboard is placed on the left part of the upper end of the transmission belt, and then the servo motor is turned on. The servo motor drives the transmission roller on the left to rotate, and the transmission roller on the left drives the transmission belt to move the cardboard to the right during the rotation, until the cardboard moves to the bottom of the laser marking machine, and then the laser marking machine can be used to mark the cardboard; the cardboard can be automatically conveyed to the bottom of the laser marking machine for marking, which improves convenience.

[0006] Preferably, the dust removal mechanism includes a vacuum cleaner, a hose, a vacuum tube, a vacuum hopper and a lifting mechanism. A hose is provided at the input end of the vacuum cleaner, the input end of the hose is connected to the vacuum tube, a vacuum hopper is provided at the input end of the vacuum tube, the vacuum tube is installed on a bracket through a lifting mechanism, the lifting mechanism is used to lift the vacuum tube, and the vacuum hopper is located above the transmission belt. When the cardboard is transported on the transmission belt, the lifting mechanism is turned on, and the vacuum tube drives the vacuum hopper down until the lower end of the vacuum funnel is close to the upper end of the cardboard. Then, the vacuum cleaner is turned on, so that the dust on the upper end of the cardboard enters the vacuum cleaner through the vacuum funnel, the vacuum tube and the hose in turn for collection. This facilitates the treatment of dust on the upper end of the cardboard and ensures the clarity of the laser marking on the upper end of the cardboard.

[0007] Preferably, the lifting mechanism includes a support frame, a hydraulic cylinder, a push rod and a sliding rod, the support frame is fixedly mounted on the upper end of the bracket, the hydraulic cylinder is fixedly mounted on the upper end of the support frame, the push rod is slidably mounted on the upper part of the support frame, the upper end of the push rod is connected to the output end of the hydraulic cylinder, the push rod and the sliding rod are both slidably mounted on the upper part of the support frame, and the dust suction pipe is fixedly mounted on the sliding rod and the lower end of the push rod; when dusting the upper end of the cardboard, the hydraulic cylinder is turned on, and the hydraulic cylinder drives the dust suction funnel to descend through the push rod until the lower end of the dust suction funnel is close to the upper end of the cardboard; since the height of the dust suction funnel can be adjusted, it can remove dust from dust suction funnels of different thicknesses, is easy to use, and has low limitations.

[0008] Preferably, it also includes an electric slide rail A, a sliding plate, a support plate, an electric slide rail B, a sliding block, a fixed plate and a positioning plate, the electric slide rail A is fixedly mounted on the bottom plate, the sliding plate is mounted on the electric slide rail A, the electric slide rail A is used to move the sliding plate left and right, the support plate is fixedly mounted on the upper end of the sliding plate, the electric slide rail B is fixedly mounted on the support plate, the sliding block is mounted on the electric slide rail B, the electric slide rail B is used to move the sliding block up and down, the fixed plate is fixedly mounted on the sliding block, the positioning plate is fixedly mounted on the lower end of the fixed plate, and the positioning plate is located above the transmission belt; when the cardboard is conveyed on the transmission belt, the electric slide rail B is turned on, and the electric slide rail B drives the fixed plate to drive the positioning plate to descend through the sliding block until the positioning plate is close to the transmission belt, and when the cardboard is conveyed to the right on the transmission belt until it contacts the positioning plate, the transmission belt stops conveying the cardboard, and then the cardboard is marked by a laser marking machine. After the cardboard marking is completed, the positioning plate is raised, so that the transmission belt continues to convey the cardboard to the right; the positioning of the cardboard by the positioning plate facilitates the positioning of the cardboard and improves reliability.

[0009] Preferably, rubber strips are provided at both the front and rear parts of the transmission belt; when the cardboard is conveyed on the transmission belt, the cardboard is located between the two groups of rubber strips, and the two groups of rubber strips shield the cardboard, thereby preventing the cardboard from falling on the transmission belt and improving reliability.

[0010] Preferably, a guide plate is provided at the right end of the bracket, and the guide plate is fixedly installed at the right end of the bracket at an angle; through the above arrangement, after the marked cardboard is transported to the right side of the bracket via the transmission belt, the cardboard can slide to the ground via the guide plate, which facilitates the collection of the cardboard.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the cardboard can be dusted while being conveyed, thereby ensuring the clarity of the laser marking on the cardboard, being easy to use and having high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a first axonometric structural schematic diagram of the utility model;

[0013] Figure 2 It is a second axonometric structural schematic diagram of the utility model;

[0014] Figure 3 It is a schematic diagram of the structure of the hose, hydraulic cylinder, sliding rod, etc.;

[0015] Figure 4 It is a schematic diagram of the structure of the bracket, transmission roller and conveyor belt;

[0016] Figure 5 It is a structural schematic diagram of a positioning plate, a fixing plate and an electric slide rail A.

[0017] Markings in the attached drawings: 1. Base plate; 2. Bracket; 3. Drive roller; 4. Servo motor; 5. Conveyor belt; 6. Hose; 7. Dust suction pipe; 8. Dust suction funnel; 9. Support frame; 10. Hydraulic cylinder; 11. Push rod; 12. Sliding rod; 13. Electric slide rail A; 14. Sliding plate; 15. Support plate; 16. Electric slide rail B; 17. Sliding block; 18. Fixed plate; 19. Positioning plate; 21. Rubber strip; 22. Laser marking machine; 23. Guide plate. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] Example 1

[0020] like Figures 1 to 5 The paper feeding mechanism of the mechanism marking machine of the utility model comprises a bottom plate 1, a conveying mechanism and a dust removal mechanism. The conveying mechanism is installed on the bottom plate 1, and the conveying mechanism has a conveying function. The left part of the conveying mechanism is provided with a dust removal mechanism, and the dust removal mechanism has a dust removal function; the laser marking machine 22 is located above the middle part of the conveying mechanism; when it is necessary to mark the cardboard, the cardboard is placed on the left part of the conveying mechanism, and then the cardboard is conveyed from left to right by the conveying mechanism, and at the same time, the dust removal mechanism is turned on, so that the cardboard is conveyed to the right. The dust attached to the upper end of the cardboard is removed by the dust removal mechanism, and the support plate is conveyed to the bottom of the laser marking machine 22, and then the upper end of the cardboard is marked by the laser marking machine 22. When the cardboard marking is completed, the conveying mechanism continues to convey the cardboard to the right, and the cardboard is collected after falling off the right end of the conveying mechanism; it can remove dust from the cardboard while conveying the cardboard, ensuring the clarity of the laser marking on the cardboard, and is easy to use and highly practical.

[0021] like Figure 1 and Figure 4The conveying mechanism includes a bracket 2, two sets of transmission rollers 3, a servo motor 4 and a transmission belt 5. The bracket 2 is fixedly installed on the bottom plate 1. The two sets of transmission rollers 3 are rotatably installed on the left and right parts of the bracket 2 respectively. The servo motor 4 is fixedly installed on the bracket 2. The output end of the servo motor 4 is connected to the transmission roller 3 on the left, and the transmission belt 5 is covered on the two sets of transmission rollers 3; the laser marking machine 22 is located above the middle of the transmission belt 5; when marking on the cardboard, the cardboard is placed on the left part of the upper end of the transmission belt 5, and then the servo motor 4 is turned on. The servo motor 4 drives the transmission roller 3 on the left to rotate. During the rotation of the transmission roller 3 on the left, the transmission belt 5 drives the cardboard to move to the right until the cardboard moves to the bottom of the laser marking machine 22, and then the laser marking machine 22 can mark the cardboard; the cardboard can be automatically conveyed to the bottom of the laser marking machine 22 for marking, which improves convenience.

[0022] like Figure 1 and Figure 3 The dust removal mechanism includes a vacuum cleaner, a hose 6, a vacuum tube 7, a vacuum hopper 8 and a lifting mechanism. The input end of the vacuum cleaner is provided with a hose 6, the input end of the hose 6 is connected with the vacuum tube 7, the input end of the vacuum tube 7 is provided with a vacuum hopper 8, the vacuum tube 7 is installed on the bracket 2 through the lifting mechanism, the lifting mechanism is used to lift the vacuum tube 7, and the vacuum hopper 8 is located above the transmission belt 5; when the cardboard is transported on the transmission belt 5, the lifting mechanism is turned on, the vacuum tube 7 drives the vacuum hopper 8 to descend until the lower end of the vacuum hopper 8 is close to the upper end of the cardboard, and then the vacuum cleaner is turned on, so that the dust on the upper end of the cardboard enters the vacuum cleaner through the vacuum hopper 8, the vacuum tube 7 and the hose 6 in turn, and is collected; it is convenient to handle the dust on the upper end of the cardboard, and the clarity of the laser marking on the upper end of the cardboard is ensured.

[0023] like Figure 3 The lifting mechanism includes a support frame 9, a hydraulic cylinder 10, a push rod 11 and a sliding rod 12. The support frame 9 is fixedly mounted on the upper end of the bracket 2, the hydraulic cylinder 10 is fixedly mounted on the upper end of the support frame 9, the push rod 11 is slidably mounted on the upper part of the support frame 9, the upper end of the push rod 11 is connected to the output end of the hydraulic cylinder 10, the push rod 11 and the sliding rod 12 are both slidably mounted on the upper part of the support frame 9, and the dust suction pipe 7 is fixedly mounted on the sliding rod 12 and the lower end of the push rod 11; when dusting the upper end of the cardboard, the hydraulic cylinder 10 is turned on, and the hydraulic cylinder 10 drives the dust suction funnel 8 to descend through the push rod 11 until the lower end of the dust suction funnel 8 is close to the upper end of the cardboard; because it can adjust the height of the dust suction funnel 8, it can dust the dust suction funnel 8 of different thicknesses, which is easy to use and has low limitations.

[0024] like Figure 1 and Figure 5The electric slide rail A13 is fixedly mounted on the bottom plate 1, the sliding plate 14 is mounted on the electric slide rail A13, and the electric slide rail A13 is used to move the sliding plate 14 left and right, the support plate 15 is fixedly mounted on the upper end of the sliding plate 14, the electric slide rail B16 is fixedly mounted on the support plate 15, the sliding block 17 is mounted on the electric slide rail B16, and the electric slide rail B16 is used to move the sliding block 17 up and down, the fixed plate 18 is fixedly mounted on the sliding block 17, the positioning plate 19 is fixedly mounted on the lower end of the fixed plate 18, and the positioning plate 19 is located above the transmission belt 5; on the transmission belt 5 When conveying cardboard, the electric slide rail B16 is turned on. The electric slide rail B16 causes the fixed plate 18 to drive the positioning plate 19 to descend through the sliding block 17 until the positioning plate 19 is close to the transmission belt 5. When the cardboard is conveyed to the right on the transmission belt 5 until it contacts the positioning plate 19, the transmission belt 5 stops conveying the cardboard, and then the laser marking machine 22 marks the cardboard. After the cardboard is marked, the positioning plate 19 is raised, and the transmission belt 5 continues to convey the cardboard to the right. The positioning plate 19 positions the cardboard, which facilitates the positioning of the cardboard and improves reliability.

[0025] like Figure 2 A guide plate 23 is provided at the right end of the bracket 2, and the guide plate 23 is fixedly installed at the right end of the bracket 2 at an angle; through the above arrangement, after the marked cardboard is transported to the right side of the bracket 2 via the transmission belt 5, the cardboard slides to the ground via the guide plate 23, which facilitates the collection of the cardboard.

[0026] Example 2

[0027] like Figure 1 and Figure 4 The front and rear parts of the transmission belt 5 are both provided with rubber strips 21; when the cardboard is transported on the transmission belt 5, the cardboard is located between the two groups of rubber strips 21. The two groups of rubber strips 21 shield the cardboard, thereby preventing the cardboard from falling on the transmission belt 5 and improving reliability.

[0028] The transmission roller 3, transmission belt 5, dust collecting funnel 8, electric slide rail A13, electric slide rail B16 and rubber strip 21 of the paper feeding mechanism of the laser marking machine of the utility model are all purchased on the market. The technicians in this industry only need to install and operate them according to the accompanying instruction manual, without the need for the technicians in this field to make creative labor.

[0029] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A paper feeding mechanism of a laser marking machine, comprising a bottom plate (1); characterized in that: It also includes a conveying mechanism and a dust removal mechanism, wherein the conveying mechanism is installed on the bottom plate (1) and has a conveying function, and a dust removal mechanism is arranged on the left side of the conveying mechanism and has a dust removal function; The conveying mechanism comprises a bracket (2), two groups of transmission rollers (3), a servo motor (4) and a transmission belt (5); the bracket (2) is fixedly mounted on the bottom plate (1); the two groups of transmission rollers (3) are rotatably mounted on the left and right parts of the bracket (2) respectively; the servo motor (4) is fixedly mounted on the bracket (2); the output end of the servo motor (4) is connected to the transmission roller (3) on the left; and the transmission belt (5) is wrapped around the two groups of transmission rollers (3); The dust removal mechanism comprises a vacuum cleaner, a hose (6), a vacuum tube (7), a vacuum hopper (8) and a lifting mechanism; the input end of the vacuum cleaner is provided with a hose (6), the input end of the hose (6) is connected to the vacuum tube (7), the input end of the vacuum tube (7) is provided with a vacuum hopper (8), the vacuum tube (7) is mounted on a bracket (2) via the lifting mechanism, the lifting mechanism is used to lift the vacuum tube (7), and the vacuum hopper (8) is located above the transmission belt (5).

2. A paper feeding mechanism of a laser marking machine as claimed in claim 1, characterized in that: The lifting mechanism comprises a support frame (9), a hydraulic cylinder (10), a push rod (11) and a sliding rod (12); the support frame (9) is fixedly mounted on the upper end of the bracket (2); the hydraulic cylinder (10) is fixedly mounted on the upper end of the support frame (9); the push rod (11) is slidably mounted on the upper part of the support frame (9); the upper end of the push rod (11) is connected to the output end of the hydraulic cylinder (10); the push rod (11) and the sliding rod (12) are both slidably mounted on the upper part of the support frame (9); and the dust suction pipe (7) is fixedly mounted on the lower ends of the sliding rod (12) and the push rod (11).

3. The paper feeding mechanism of a laser marking machine according to claim 1, characterized in that: The electric slide rail also comprises an electric slide rail A (13), a sliding plate (14), a support plate (15), an electric slide rail B (16), a sliding block (17), a fixed plate (18) and a positioning plate (19), wherein the electric slide rail A (13) is fixedly mounted on the bottom plate (1), the sliding plate (14) is mounted on the electric slide rail A (13), the electric slide rail A (13) is used to move the sliding plate (14) left and right, the support plate (15) is fixedly mounted on the upper end of the sliding plate (14), the electric slide rail B (16) is fixedly mounted on the support plate (15), the sliding block (17) is mounted on the electric slide rail B (16), the electric slide rail B (16) is used to move the sliding block (17) up and down, the fixed plate (18) is fixedly mounted on the sliding block (17), the positioning plate (19) is fixedly mounted on the lower end of the fixed plate (18), and the positioning plate (19) is located above the transmission belt (5).

4. The paper feeding mechanism of a laser marking machine according to claim 1, characterized in that: The front and rear parts of the transmission belt (5) are both provided with rubber strips (21).

5. The paper feeding mechanism of a laser marking machine according to claim 1, characterized in that: The right end of the bracket (2) is provided with a guide plate (23), and the guide plate (23) is fixedly installed at the right end of the bracket (2) in an inclined manner.

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