阅读说明：本技术 一种品检机前端送纸机构 (Front-end paper feeding mechanism of quality inspection machine ) 是由 蒙瑞强 欧阳福 于 2021-09-08 设计创作，主要内容包括：本发明公开了一种品检机前端送纸机构,本发明,包括基座,所述基座的顶部对称安装有安装板,所述安装板内侧面定轴安装有两个传送辊,所述安装板内侧面且位于传送辊之间安装有无盖风箱,所述无盖风箱的内部安装有承载板。本发明,该品检机前端送纸机构,借助矩阵排列构成大面积的排风机构,再配合吸风带进行送纸,相比现有技术中采用双皮带夹送走纸张的技术手段,改进下皮带为吸风带,取消上压皮带,改进后调整更简单,走纸更稳定安全,并且相比吸风皮带下方设置连接高压风机的吸风箱子,避免噪音大,热量高,占用空间大等缺点,达到低音量、稳定安全送纸的技术效果,确保印刷制品的完好,杜绝资源浪费。(The invention discloses a front-end paper feeding mechanism of a quality inspection machine, which comprises a base, wherein mounting plates are symmetrically mounted at the top of the base, two conveying rollers are mounted on a dead axle at the inner side of each mounting plate, a uncovered air box is mounted on the inner side of each mounting plate and positioned between the conveying rollers, and a bearing plate is mounted inside the uncovered air box. The front-end paper feeding mechanism of the quality inspection machine forms a large-area exhaust mechanism by means of matrix arrangement, and then is matched with the air suction belt to feed paper, compared with the technical means that double belt clamps are adopted to feed paper in the prior art, the lower belt is improved into the air suction belt, the upper pressing belt is omitted, the adjustment is simpler after the improvement, the paper feeding is more stable and safe, and compared with the air suction box connected with a high-pressure fan arranged below the air suction belt, the defects of high noise, high heat, large occupied space and the like are avoided, the technical effects of low volume and stable and safe paper feeding are achieved, the completeness of printed products is ensured, and the waste of resources is avoided.)

1. The utility model provides a quality control machine front end paper feeding mechanism, includes base (1), its characterized in that: the top of the base (1) is symmetrically provided with a mounting plate (2), the inner side surface of the mounting plate (2) is provided with two conveying rollers (3) in a dead axle way, a uncovered air box (4) is arranged on the inner side surface of the mounting plate (2) and between the conveying rollers (3), a bearing plate (5) is arranged inside the uncovered air box (4), a plurality of wind pressure groups (6) are arranged on the top of the bearing plate (5) in parallel at equal intervals, the top of the inner part of the uncovered air box (4) is provided with an air permeable plate (7), the outer surfaces of the two conveying rollers (3) are sleeved with an air suction belt (8), the base (1) is respectively provided with a controller (11) and an electric box (12), a motor which is in transmission connection with the conveying roller (3) is arranged in the electric box (12), the controller (11) is electrically connected with the electric box (12), and the electric box (12) is electrically connected with the wind pressure set (6).

2. The front end paper feeding mechanism of the quality inspection machine according to claim 1, characterized in that: mounting bracket (9) are installed to base (1) top edge, the internally mounted of mounting bracket (9) has gyro wheel (10).

3. The front end paper feeding mechanism of the quality inspection machine according to claim 1, characterized in that: the conveying roller (3) comprises a roller (13), a shell (14) is installed at one end of the outer surface of the roller (13), a battery rack (15) is installed inside the roller (13), a storage battery (16) is arranged inside the battery rack (15), a control panel (17) is installed inside the roller (13), a cross support frame (18) is installed on the outer surface of the roller (13), magnets (19) are installed at the bottoms of the outer surfaces of the two ends of the cross support frame (18), a sleeve (20) is sleeved at the top of the outer surfaces of the two ends of the cross support frame (18), an electromagnet assembly (21) is installed at the bottom of the sleeve (20), a support (22) is symmetrically installed on the outer surface of the sleeve (20), an expansion plate (23) is installed at the top of the support (22), and a shaft rod (26) is installed at the center of the circle of the bottom surface of the roller (13), control panel (17) and battery (16), electromagnet assembly (21) electric connection, control panel (17) and controller (11) are with wireless signal's mode electric connection, the surface of expansion board (23) is provided with the pressure sensor with control panel (17) electric connection.

4. A front end paper feeding mechanism of a quality inspection machine according to claim 3, characterized in that: the expansion plate (23) is arc-shaped plate-shaped, and the outer surface of the shell (14) is provided with a through hole matched with the expansion plate (23).

5. A front end paper feeding mechanism of a quality inspection machine according to claim 3, characterized in that: the battery rack (15) is divided equally into two groups and arranged inside the roller (13) in a mutually symmetrical mode, a cover plate matched with the battery rack (15) is arranged on the outer surface of the roller (13), and through holes matched with the control panel (17) are formed in the outer surface of the roller (13).

6. The front end paper feeding mechanism of the quality inspection machine according to claim 1, characterized in that: wind pressure group (6) have spacing (24) and fan (25) to constitute, a plurality of fans (25) are installed side by side at the top of loading board (5), the quantity and the fan (25) phase-match of spacing (24) and every spacing (24) install in the top of loading board (5) and set up in the periphery of every fan (25).

7. The front end paper feeding mechanism of the quality inspection machine according to claim 1, characterized in that: the top surface of the ventilation plate (7) is divided into a plurality of areas corresponding to the positions of the wind pressure sets (6) through the hollow partitions, and wind holes matched with the wind pressure sets (6) are formed in the divided areas.

8. The front end paper feeding mechanism of the quality inspection machine according to claim 1, characterized in that: the two ends of the uncovered air box (4) are provided with through holes facing the conveying roller (3), a baffle is arranged above the through holes, and the curved surface of the shell (14) is provided with a plurality of heat dissipation holes.

9. A front end paper feeding mechanism of a quality inspection machine according to claim 3, characterized in that: the magnetic poles of the magnet (19) and the magnetic poles of the opposite ends of the electromagnet assembly (21) are the same magnetic poles.

10. The front end paper feeding mechanism of the quality inspection machine according to claim 1, characterized in that: the interval between ventilative board (7) and the area (8) of induced drafting is no longer than 2 millimeters, the interval between wind pressure group (6) and ventilative board (7) is no longer than 4 millimeters.

Technical Field

The invention relates to the technical field of printing equipment, in particular to a front-end paper feeding mechanism of a quality inspection machine.

Background

The full-automatic printing quality detection system is an online detection system based on vision, and is characterized in that a camera is used for scanning an image of a printed product on line, the image is sent to an internal memory and processed by image processing software, the result is compared with standard data, the difference between the two is found out, the error reason is analyzed, parameters are redesigned, the printing quality is better improved, a quality inspection machine is used for detecting paper which is printed, the paper is continuously conveyed through a paper feeding mechanism, and the detection is finished through the quality inspection machine.

However, in the prior art, the deviation correcting part is to use a double belt clip to convey the paper, but the belt is limited by different tensions and pressures, so that the belt has a speed difference, and the most easily generated phenomenon is that the paper is deflected, the paper is severely shaken, and even the paper is torn seriously, so that the printed finished product is damaged, and simultaneously, the resource waste is caused.

Practical contents

The invention aims to provide a front-end paper feeding mechanism of a quality inspection machine, which solves the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a quality control machine front end paper feeding mechanism, includes the base, the mounting panel is installed to the top symmetry of base, two transfer rollers are installed to the mounting panel medial surface dead axle, the mounting panel medial surface just is located and installs uncovered bellows between the transfer roller, the internally mounted of uncovered bellows has the loading board, a plurality of wind pressure groups are installed to the top of loading board equidistance side by side, ventilative board, two are installed at the inside top of uncovered bellows the surface cover of transfer roller is equipped with the area of induced drafting, be provided with controller and electric box on the base respectively, the inside motor of being connected with the transfer roller transmission that is provided with of electric box, controller and electric box electric connection, electric box and wind pressure group electric connection.

Preferably, the edge of the top of the base is provided with a mounting frame, and the mounting frame is internally provided with rollers.

Preferably, the conveying roller comprises a roller, a shell is arranged at one end of the outer surface of the roller, a battery rack is arranged in the roller, a storage battery is arranged in the battery frame, a control panel is arranged in the roller, a cross-shaped support frame is arranged on the outer surface of the roller, the bottom parts of the outer surfaces of the two ends of the cross-shaped support frame are provided with magnets, the top parts of the outer surfaces of the two ends of the cross-shaped support frame are sleeved with sleeves, the bottom of the sleeve is provided with an electromagnet assembly, the outer surface of the sleeve is symmetrically provided with brackets, the top of the bracket is provided with an expansion plate, the circle center of the bottom surface of the roller is provided with a shaft lever, the control panel is electrically connected with the storage battery and the electromagnet assembly, the control panel is electrically connected with the controller in a wireless signal mode, and the outer surface of the expansion plate is provided with a pressure sensor electrically connected with the control panel.

Preferably, the expansion plate is arc-shaped plate-shaped, and the outer surface of the shell is provided with a through hole matched with the expansion plate.

Preferably, the battery rack is divided equally into two groups and arranged inside the roller in a mutually symmetrical mode, a cover plate matched with the battery rack is arranged on the outer surface of the roller, and through holes matched with the control panel are formed in the outer surface of the roller.

Preferably, the wind pressure is organized and is become with fan composition to the spacing, a plurality of fans are installed side by side at the top of loading board, the quantity and the fan phase-match of spacing and every spacing install in the top of loading board and set up in the periphery of every fan.

Preferably, the top surface of the ventilation plate is divided into a plurality of areas corresponding to the positions of the wind pressure sets by the hollow partitions, and the divided areas are provided with wind holes matched with the wind pressure sets.

Preferably, through holes facing the conveying roller are formed in the two ends of the uncovered air box, a baffle is arranged above the through holes, and the curved surface of the shell is provided with a plurality of heat sinks.

Preferably, the magnet and the magnetic pole at the opposite end of the electromagnet assembly are the same magnetic pole.

Preferably, the distance between the ventilation plate and the air suction belt is not more than 2 mm, and the distance between the air pressure group and the ventilation plate is not more than 4 mm.

1. The invention has the beneficial effects that: this quality control machine front end paper feeding mechanism, constitute the exhaust mechanism of large tracts of land with the help of matrix arrangement, cooperate the area of induced drafting again to form paper, compare the technical means who adopts double belt clamp to send away the paper among the prior art, the belt is the area of induced drafting down in the improvement, cancel the upper pressure belt, it is simpler to improve the back adjustment, the paper feed is more stable safety, and compare the belt below of induced drafting and set up the case of induced drafting of connecting high-pressure positive blower, it is big to avoid the noise, the heat is high, occupation space shortcoming such as big, reach the low volume, the technological effect of stable safety form advancing, ensure the intact of printing goods, stop the wasting of resources.

2. The invention has the beneficial effects that: this quality control machine front end paper feeding mechanism, through the sleeve cooperation expansion board that sets up, utilize sleeve drive expansion board to remove outside expansion, make the area of induced drafting can be inseparabler laminate mutually with the transfer roller, avoid the area of induced drafting to appear skidding when the motion, influence paper conveying, also make the area of induced drafting keep the tension simultaneously, the stationary degree on surface when guaranteeing the conveying reduces the negative pressure to the influence of area of induced drafting, guarantees the stability of form advancing.

3. The invention has the beneficial effects that: this quality control machine front end paper feeding mechanism utilizes the physics phenomenon that the homopolar repulsion of magnet, because the transfer roller is in the rotating condition, compares mechanical type's regulation structure, at the transfer roller during operation, ageing appears when mechanical structure to along with the induction of factors such as physical state change, lead to the regulating effect to reduce or become invalid, the performance is more stable, and to the regulation of expansion plate, mainly operate through the mode that changes the electric current size, the adjustment mode is more nimble, the reaction is rapid, effect feedback is better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing the positional relationship of the mounting plate, the wind pressure group and the conveying roller;

FIG. 3 is a schematic view showing the connection relationship between the mounting plate and the air suction belt according to the present invention;

FIG. 4 is a cross-sectional view of the internal structure of the mounting plate of the present invention;

FIG. 5 is an enlarged view of the structure of the portion A in FIG. 4;

fig. 6 is a side view of the internal structure of the transfer roll of the present invention;

FIG. 7 is a schematic view showing the positional relationship between the roller, the housing and the cross-shaped support frame according to the present invention;

FIG. 8 is a schematic view of the internal structure of the roller of the present invention;

fig. 9 is a schematic view of the structure of the expansion board of the present invention.

In the figure: 1. a base; 2. mounting a plate; 3. a conveying roller; 4. a cap-free bellows; 5. a carrier plate; 6. a wind pressure set; 7. a ventilation plate; 8. a suction belt; 9. a mounting frame; 10. a roller; 11. a controller; 12. an electric box; 13. a roller; 14. a housing; 15. a battery holder; 16. a storage battery; 17. a control panel; 18. a cross support frame; 19. a magnet; 20. a sleeve; 21. an electromagnet assembly; 22. a support; 23. an expansion plate; 24. a limiting frame; 25. a fan; 26. a shaft rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, an embodiment of the present invention is shown: the utility model provides a quality control machine front end paper feeding mechanism, which comprises a base 1, mounting panel 2 is installed to the top symmetry of base 1, two transfer rollers 3 are installed to 2 medial surfaces dead axles of mounting panel, 2 medial surfaces of mounting panel just are located and install uncovered bellows 4 between the transfer roller 3, the internally mounted of uncovered bellows 4 has loading board 5, a plurality of wind pressure groups 6 are installed to the top of loading board 5 side by side the equidistance, ventilative board 7 is installed at the inside top of uncovered bellows 4, the surface cover of two transfer rollers 3 is equipped with area 8 that induced drafts, be provided with controller 11 and electric box 12 on the base 1 respectively, electric box 12 is inside to be provided with the motor of being connected with the 3 transmissions of transfer roller, controller 11 and electric box 12 electric connection, electric box 12 and 6 electric connection of wind pressure group.

In the embodiment, a mounting rack 9 is installed at the top edge of the base 1, a roller 10 is installed inside the mounting rack 9, and the conveyed paper can be pressed on the outer surface of the air suction belt 8 through the action of the roller 10, so that the paper is adsorbed on the outer surface of the air suction belt 8 by negative pressure.

In the implementation, the conveying roller 3 comprises a roller 13, a shell 14 is installed at one end of the outer surface of the roller 13, a battery frame 15 is installed inside the roller 13, a storage battery 16 is arranged inside the battery frame 15, a control panel 17 is installed inside the roller 13, a cross support frame 18 is installed on the outer surface of the roller 13, magnets 19 are installed at the bottoms of the outer surfaces of the two ends of the cross support frame 18, a sleeve 20 is sleeved at the top of the outer surface of the two ends of the cross support frame 18, an electromagnet assembly 21 is installed at the bottom of the sleeve 20, supports 22 are symmetrically installed on the outer surface of the sleeve 20, an expansion plate 23 is installed at the top of each support 22, a shaft lever 26 is installed at the center of the bottom surface of the roller 13, the control panel 17 is electrically connected with the storage battery 16 and the electromagnet assembly 21, the control panel 17 is electrically connected with the controller 11 in a wireless signal mode, and a pressure sensor electrically connected with the control panel 17 is arranged on the outer surface of the expansion plate 23, the conveying mechanism is formed by the conveying roller and the air suction belt 8 and is used for conveying paper.

In this implementation, expansion plate 23 is arc plate-shaped, and the surface of shell 14 is seted up with expansion plate 23 assorted through-hole, and the expansion of expansion plate provides the space for the setting of through-hole, and expansion plate 23 expansion back because its arc can not influence the motion of area 8 that induced drafts.

In this implementation, the battery frame 15 is divided equally into two sets and set up inside roller 13 with the form of mutual symmetry for four total, and the surface of roller 13 is provided with the apron with battery frame 15 assorted, and the surface of roller 13 is seted up and is controlled panel 17 assorted through-hole.

In this embodiment, the wind pressure set 6 has a limiting frame 24 and a fan 25, a plurality of fans 25 are installed on the top of the bearing plate 5 side by side, the number of the limiting frames 24 matches with the fans 25, and each limiting frame 24 is installed on the top of the bearing plate 5 and is arranged on the periphery of each fan 25, and the fans 25 of each wind pressure set 6 are mutually matched to form a large-area exhaust mechanism, so that the generated wind pressure can meet the requirement of adsorption on paper.

In this implementation, the top surface of the ventilation board 7 is divided into a plurality of areas corresponding to the positions of the wind pressure groups 6 through the partitions with hollow parts inside, wind holes matched with the wind pressure groups 6 are formed in the divided areas, the partitions are arranged, the areas between the wind holes and the wind holes are open, negative pressure can be generated on all parts of the surface of the ventilation board 7, and the time that the wind pressure on the outer surface of the air suction belt temporarily disappears in the moving process is shortened.

In this implementation, the both ends of uncovered bellows 4 are seted up towards the through-hole of transfer roller 3 and are installed the baffle in the top of this through-hole, and a plurality of louvre has been seted up to the curved surface of shell 14 to with the air current of wind pressure group 6 combustion gas, lead to transfer roller 3 for the heat dissipation of 3 internal components of transfer roller.

In this embodiment, the magnetic poles at the opposite ends of the magnet 19 and the electromagnet assembly 21 are the same magnetic poles, and by utilizing the physical phenomenon that the like poles of the magnets repel each other, the conveying roller 3 is in a rotating state, so that the stable adjustment effect can be kept, and the expansion effect of the expansion plate 3 cannot be reduced.

In this embodiment, the distance between the ventilation plate 7 and the air suction belt 8 is not more than 2 mm, and the distance between the air pressure group 6 and the ventilation plate 7 is not more than 4 mm, so as to ensure the adsorption of the negative pressure generated by the air pressure group 6 on the paper.

Example 1, as shown in fig. 1-5, after an inspected object is placed on an air suction belt 8, the 8 object is closely attached to the air suction belt 8 after being guided by a roller 10, an air exhaust mechanism with a large area is formed by matrix arrangement, and paper is fed by matching with the air suction belt, compared with the technical means of conveying paper by adopting a double-belt clamp in the prior art, the lower belt is improved into the air suction belt, an upper pressing belt is eliminated, the adjustment is simpler after the improvement, the paper conveying is more stable and safe, and compared with the air suction box connected with a high-pressure fan arranged below the air suction belt, the defects of large noise, high heat, large occupied space and the like are avoided, the technical effects of low volume and stable and safe paper conveying are achieved, the intact printed product is ensured, the resource waste is avoided, the air pressure group 6 is powered on, the work is started, negative pressure is generated by the rotation of a fan blade, the object is adsorbed on the outer surface of the air suction belt 8 and moves along with the air suction belt 8, the paper feeding action is realized.

Embodiment 2, as shown in fig. 6-9, the conveying roller 3 rotates, senses pressure through the pressure sensor, and controls the current output of the storage battery 16 through the control panel 17, so as to strengthen the magnetic force between the electromagnetic assembly and the magnet 19, and the expansion plate 23 is pushed out from the inside of the housing 14 by using the principle that like poles of the magnet 19 repel each other, so as to expand the air suction belt 8, so as to maintain the tension of the air suction belt 8, and ensure that the surface of the air suction belt 8 keeps flat under the action of the tension when in conveying, so as not to affect the adsorption effect of the negative pressure generated by the air pressure set 6 on the object, compared with a mechanical adjusting structure, when the conveying roller works, when the mechanical structure is aged and the adjusting effect is reduced or lost along with the induction of factors such as physical state change, the performance is more stable, the adjusting mode is more flexible, the response is rapid, the effect feedback is better, and in addition, the air suction belt 8 can be attached to the conveying roller 3 more closely, the phenomenon that the air suction belt 8 slips when moving to influence paper conveying is avoided, meanwhile, the air suction belt 8 keeps tension, the surface stability is guaranteed when conveying is conducted, the influence of negative pressure on the air suction belt 8 is reduced, and paper feeding stability is guaranteed.

The working principle is as follows: during the use, the switch on power supply and start this mechanism, place the article of inspection in area 8 back of induced drafting, the transfer roller 3 drives area 8 motion of induced drafting through rotating, and the article is through the guide of gyro wheel 10 back, pastes closely with area 8 of induced drafting, and in this moment, wind pressure group 6 is supplied power and is started working, through the rotation of flabellum, produces the negative pressure, adsorbs the article on the surface of area 8 of induced drafting to along with the motion of area 8 of induced drafting, detect through the quality control device.

While the conveying roller 3 rotates, because the air suction belt 8 is contacted with the outer surface of the expansion board 23, the pressure is sensed by the pressure sensor, the electric signal is transmitted to the control panel 17 and then transmitted to the controller 11 by the control panel 17, the controller 11 feeds back the electric signal to the control panel 17, and the control panel 17 controls the current output of the battery 16, when the current output increases, the magnetic force of the electromagnet assembly 21 increases, further strengthening the magnetic force between the electromagnetic component and the magnet 19, making the sleeve 20 slide on the outer surface of the cross support frame 18 by utilizing the principle that like poles of the magnet 19 repel each other, pushing the expansion board 23 out of the shell 14, therefore, the air suction belt 8 is opened to keep the tension of the air suction belt 8, the surface of the air suction belt 8 is kept flat under the action of the tension when the air suction belt 8 is conveyed, and the adsorption effect of negative pressure generated by the air pressure group 6 on objects is not influenced.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the invention are exemplary, but not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.