CN115321188B

CN115321188B - Automatic printing machine capable of sensing glass warping direction

Info

Publication number: CN115321188B
Application number: CN202210961930.8A
Authority: CN
Inventors: 张元胜; 曾山; 何仁学; 黄发富
Original assignee: Shenzhen Yuemu Optical Device Co ltd
Current assignee: Shenzhen Yuemu Optical Device Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2024-06-11
Anticipated expiration: 2042-08-11
Also published as: CN115321188A

Abstract

The application relates to the technical field of printers, in particular to an automatic printer capable of sensing the warp direction of glass, which comprises a printer body, wherein a feeding mechanism is arranged at the front side of the printer body, and a detecting mechanism for detecting the warp direction of glass and a waste removing mechanism for removing the bent glass from the feeding mechanism are sequentially arranged on the feeding mechanism along the glass conveying direction; the detection mechanism comprises a detection frame fixedly arranged on the conveying mechanism, a detector and a controller, wherein the detector is fixedly arranged on the detection frame and corresponds to the center and the peripheral corners of the glass, the controller is fixedly arranged on the detection frame, and the controller is electrically connected with the detector and the waste removing mechanism. The application can remove the glass with the ship warpage/tortoises, and ensure that the flat glass is normally sent into the printer body for printing process, thereby ensuring the service life of the final display screen.

Description

Automatic printing machine capable of sensing glass warping direction

Technical Field

The application relates to the technical field of printers, in particular to an automatic printer capable of sensing the warping direction of glass.

Background

Touch-type electronic devices such as smartphones and tablet computers have been increasingly used. Most intelligent devices are provided with touch electronic screens, and the touch electronic screens are mainly divided into a resistor screen and a capacitor screen, and when the two types of touch screens are manufactured, touch icons are printed at relevant positions for facilitating use of consumers.

The Chinese patent with the authorized bulletin number of CN105856813B discloses automatic printing equipment of a glass screen, and when the automatic printing equipment works, a conveying mechanism sends materials to a dust removing device, and then the materials after dust removal are sent to a printing table mechanism, and the printing device prints the materials of the printing table mechanism; the automatic feeding mechanism takes out the printed materials from the printing table mechanism and sends the materials back to the automatic conveying mechanism, and in the whole process, the automatic loading and unloading, the automatic dust removal and the automatic printing are integrally completed, so that the working efficiency is high, and the printing quality of the product is good.

In carrying out the present application, the inventors have found that at least the following problems exist in this technology: in the production process of the glass screen, processes such as material cutting, CNC (computerized numerical control), flat grinding, tempering, screen printing, baking and the like are required, and in the production process, glass surface bending deformation is easily caused due to residual stress, uneven heating and the like of glass, so that after the finished glass screen is attached to an LCD (liquid crystal display) screen, larger stress is generated between the glass screen and the LCD screen, and the service life of a final display screen is influenced; therefore, further improvement can be made.

Disclosure of Invention

In order to ensure the service life of the final display screen, the application provides an automatic printing machine capable of sensing the warping direction of glass.

The above object of the present application is achieved by the following technical solutions:

An automatic printer capable of sensing a glass warping direction comprises a printer body, wherein a feeding mechanism is arranged on the front side of the printer body, and a detecting mechanism for detecting the glass bending direction and a waste removing mechanism for removing the bent glass from the feeding mechanism are sequentially arranged on the feeding mechanism along the glass conveying direction; the detection mechanism comprises a detection frame, a detector and a controller, wherein the detection frame, the detector and the controller are fixedly arranged on the conveying mechanism, the detector is fixedly arranged on the detection frame and corresponds to the center and the corners of the periphery of the glass, the controller is fixedly arranged on the detection frame, and the controller is electrically connected with the detector and the waste removing mechanism.

By adopting the technical scheme, when in operation, the feeding mechanism is used for feeding glass into the printer body for printing process; in the process, the detection mechanism is used for detecting whether the ship warpage/tortoise warpage occurs to the glass or not, namely, is used for detecting the bending direction of the glass, the waste removal mechanism is used for removing the glass with the ship warpage/tortoise warpage, and the flat glass is normally sent into the printer body to be subjected to a printing process, namely, is used for moving the bent glass out of the feeding mechanism, so that the service life of a final display screen is ensured.

Optionally, the feeding mechanism comprises a frame, wherein the frame is sequentially provided with a conveying roller set and a transition roller set along the glass conveying direction, and the conveying roller set is connected with a conveying belt; the waste removing mechanism comprises a turnover frame, the turnover frame is rotatably arranged on one side of the frame, the turnover frame is rotatably provided with a turnover roller set which is arranged in a crossing way with the transition roller set, and the frame is provided with a turnover driving assembly for driving the turnover frame and the turnover roller set to turn; the frame is provided with a feeding driving assembly for driving the conveying roller set, the transition roller set and the turnover roller set to synchronously rotate.

Through adopting above-mentioned technical scheme, the detector measures the height of glass center, peripheral corner respectively to by the controller analysis glass for ship warpage/tortoise warpage/level, when ship warpage/tortoise warpage's glass conveys to the upset roller group and the transition roller group of mutual cross arrangement, upset drive assembly drive upset frame, upset roller group overturns, makes the in-process of upset roller group upset shift out feeding mechanism with ship warpage/tortoise warpage's glass fast.

Optionally, the feeding driving assembly comprises a driving shaft, the driving shaft is rotatably arranged in a preset mounting cavity of the frame, and the frame is provided with a bayonet which is communicated with the mounting cavity and used for overturning and embedding the overturning roller group; the conveying roller set, the transition roller set and the turnover roller set are respectively provided with a worm wheel, the periphery of the driving shaft is fixedly provided with a worm which is meshed with the worm wheel and is matched with the worm wheel, and the frame is fixedly provided with a feeding driving motor which is coaxially connected with the end part of the driving shaft.

Through adopting above-mentioned technical scheme, the in-process of pay-off driving motor drive shaft pivoted, the drive shaft can drive conveying roller group, transition roller group and upset roller group through worm gear engaged with mode and rotate.

Optionally, the feeding driving assembly comprises a driving shaft, the driving shaft is rotatably arranged in a preset mounting cavity of the frame, and the frame is provided with a bayonet which is communicated with the mounting cavity and used for overturning and embedding the overturning roller group; the conveying roller set, the transition roller set and the turnover roller set are fixedly provided with driven bevel gears at the ends, the periphery of the driving shaft is fixedly provided with a driving bevel gear engaged and matched with the driven bevel gears, and the frame is fixedly provided with a feeding driving motor coaxially connected with the end of the driving shaft.

Through adopting above-mentioned technical scheme, the in-process of pay-off driving motor drive shaft pivoted, the drive shaft can drive conveying roller group, transition roller group and upset roller group through bevel gear engagement mode and rotate.

Optionally, the turnover roller group is provided with a connecting bearing corresponding to the bayonet position fixing sleeve, an electromagnet in magnetic attraction fit with the connecting bearing is fixedly arranged at the bottom of the bayonet, and the controller is electrically connected with the electromagnet.

By adopting the technical scheme, after the connecting bearing sleeved on the turnover roller set is embedded into the bayonet, the connection bearing can be stabilized in an electromagnetic ferromagnetic attraction mode, so that the meshing relationship between the turnover roller set and the driving shaft is ensured; in addition, in the process that the turning roll group moves the ship-warped/tortoise-warped glass out of the feeding mechanism rapidly, the glass has a trend of separating from the turning roll group under the action of centrifugal force, and the connecting bearing at the moment can play a certain limiting role, so that the risk that the glass is separated from the turning roll group is reduced.

Optionally, the upset drive assembly includes the perk pole, the perk pole sets firmly in the one side that the roll-over stand deviates from the roll-over roller group, it has the upset cylinder to hinge between one end that the perk pole kept away from the roll-over stand and the frame, just be electrically connected between controller and the upset cylinder.

Through adopting above-mentioned technical scheme, the upset cylinder during operation can drive the roll-over stand through the perk pole, and the roll-over roller group overturns.

Optionally, the waste removing mechanism side is provided with a collecting frame, and the collecting frame is provided with a buffer cloth with an opening facing the waste removing mechanism side.

Through adopting above-mentioned technical scheme, upset drive assembly drive roll-over stand, upset roller set upset makes the in-process that upset roller set overturned the glass that will be tilted by the boat/tortoise warp fast move to collecting the frame, and the buffer cloth can play the cushioning effect, can drop in collecting frame bottom after glass and buffer cloth collide.

Optionally, a rubber layer is sleeved outside Zhou Jun of the transition roller set and the turnover roller set.

By adopting the technical scheme, the rubber layer can avoid the transition roller set and the turnover roller set from being in direct contact with glass as much as possible, and the product quality is improved.

In summary, the application at least comprises the following beneficial technical effects:

1. When in work, the feeding mechanism is used for feeding glass into the printer body for printing process; in the process, the detection mechanism is used for detecting whether the glass is warped or bent, namely, detecting the bending direction of the glass, then the waste removing mechanism is used for removing the warped/bent glass, and the flat glass is normally sent into the printer body for printing, namely, the bent glass is moved out of the feeding mechanism, so that the service life of a final display screen is ensured;

2. After the connecting bearing sleeved on the turnover roller set is embedded into the bayonet, the connection bearing can be stabilized in an electromagnetic ferromagnetic attraction mode, so that the meshing relationship between the turnover roller set and the driving shaft is ensured; in addition, in the process that the turning roll group moves the ship-warped/tortoise-warped glass out of the feeding mechanism rapidly, the glass has a trend of separating from the turning roll group under the action of centrifugal force, and the connecting bearing at the moment can play a certain limiting role, so that the risk that the glass is separated from the turning roll group is reduced.

Drawings

Fig. 1 is a schematic overall structure of the present application.

Fig. 2 is a schematic view showing the overall structure of the waste removing mechanism in the embodiment 1 of the present application in a conventional state.

Fig. 3 is a schematic view showing the overall structure of the waste removing mechanism in the inverted state in embodiment 1 of the present application.

Fig. 4 is a schematic diagram showing the overall structure of the flip drive assembly in embodiment 1 of the present application.

Fig. 5 is a schematic view showing the overall structure of the waste removing mechanism in the embodiment 2 of the present application in a conventional state.

Reference numerals illustrate: 1. a printer body; 2. a feeding mechanism; 21. a frame; 22. a conveying roller group; 23. a transition roller set; 24. a conveyor belt; 25. a feed drive assembly; 251. a drive shaft; 252. a bayonet; 253. a worm wheel; 254. a worm; 255. a driven bevel gear; 256. a drive bevel gear; 257. a feeding driving motor; 3.a detection mechanism; 31. a detection frame; 32. a detector; 33. a controller; 4. a waste removal mechanism; 41. a roll-over stand; 42. a roll-over roller set; 43. a flip drive assembly; 431. a tilting rod; 432. a turnover cylinder; 5. connecting a bearing; 6. an electromagnet; 7. a collection frame; 8. and (5) buffering cloth.

Detailed Description

The application is described in further detail below with reference to fig. 1-5.

Example 1:

the embodiment of the application discloses an automatic printing machine capable of sensing the warping direction of glass.

Referring to fig. 1 to 3, an automatic printer capable of sensing a glass warpage direction comprises a printer body 1, a feeding mechanism 2 is arranged on the front side of the printer body 1, the feeding mechanism is connected with a conveying mechanism arranged in the printer body 1, and a detecting mechanism 3 and a waste removing mechanism 4 are sequentially arranged on the feeding mechanism 2 along the glass conveying direction.

When in operation, the feeding mechanism 2 is used for feeding glass into the printer body 1 for printing process; in this process, the detecting mechanism 3 is firstly used for detecting whether the glass is warped or tilted, i.e. for detecting the bending direction of the glass, and then the waste removing mechanism 4 is used for removing the warped/tilted glass, and the flat glass is normally sent into the printer body 1 for printing, i.e. for removing the bent glass from the feeding mechanism 2.

Specifically, the feeding mechanism 2 comprises a frame 21, the frame 21 is fixedly arranged at the front side of the printer body 1, and the frame 21 is fixedly connected with one end of a built-in conveying mechanism of the printer body 1 so as to realize connection between the feeding structure and the built-in conveying mechanism of the printer body 1; the frame 21 is provided with a conveying roller set 22 and a transition roller set 23 in sequence along the glass conveying direction, wherein both ends of the conveying roller set 22 and both ends of the transition roller set 23 are rotatably arranged on the frame 21 through preset bearings, and the conveying roller set 22 is connected with a conveying belt 24.

The detection mechanism 3 includes a detection frame 31, a detector 32, and a controller 33; wherein, the detection frame 31 is fixed on the frame 21, and the detection frame 31 is positioned above the conveyor belt 24; the detectors 32 are distance measuring devices in the prior art, the detectors 32 are provided with five detectors 32, the five detectors 32 are fixedly arranged on the detection frame 31, the five detectors 32 are positioned above the conveyor belt 24, the five detectors 32 are horizontally distributed, and the five detectors 32 correspond to the corners of the center and the periphery of the glass; the controller 33 adopts a singlechip as a main control chip, the specific model is STC89C51, the controller 33 is fixedly arranged on the detection frame 31, and the controller 33 and the detector 32 and the controller 33 and the waste removing mechanism 4 are electrically connected through preset wires so as to realize signal transmission.

Referring to fig. 1, 3, 4, the waste removing mechanism 4 includes a roll-over stand 41, the roll-over stand 41 is rotatably provided at one side of the frame 21 by a preset rotating seat, a roll-over roller group 42 is rotatably provided at one side of the roll-over stand 41 by a preset bearing, and the roll-over roller group 42 is disposed to cross the transition roller group 23; the frame 21 is equipped with upset drive assembly 43, and upset drive assembly 43 includes perk pole 431, and perk pole 431 sets firmly in the side that turnup 41 deviates from roll-over roller group 42, and the one end that perk pole 431 kept away from turnup 41 articulates between frame 21 has upset cylinder 432, and is connected through the wire electricity of predetermineeing between controller 33 and the upset cylinder 432 to realize signal transmission, controller 33 control upset cylinder 432 drive turnup 41 again, roll-over roller group 42 overturn.

In addition, the feeding mechanism 2 further comprises a feeding driving assembly 25, the feeding driving assembly 25 comprises a driving shaft 251, the driving shaft 251 is rotatably arranged in a preset mounting cavity of the stand 21, and a feeding driving motor 257 coaxially connected with the end part of the driving shaft 251 is fixedly arranged at one end of the stand 21, so that the feeding driving motor 257 can drive the driving shaft 251 to rotate; the frame 21 is provided with a plurality of bayonets 252 which are communicated with the installation cavities and are in one-to-one correspondence with the turnover roller groups 42, so that one end of the turnover roller groups 42, which is far away from the turnover frame 41, can be turned and embedded into the bayonets 252, namely, one end of the turnover roller groups 42, which is far away from the turnover frame 41, is embedded into the installation cavity preset in the frame 21.

The end parts of the conveying roller set 22, the transition roller set 23 and the turnover roller set 42 are respectively fixedly provided with a worm wheel 253, and the periphery of the driving shaft 251 is fixedly provided with a worm 254 which is meshed and matched with the worm wheel 253; the worm wheel 253 and the worm 254 between the conveying roller set 22 and the driving shaft 251 and between the transition roller set 23 and the driving shaft 251 are relatively fixed in position and are in a meshed state for a long time; the worm wheel 253 worm 254 between the roll stack 42 and the drive shaft 251 is switched between the engaged/disengaged state in accordance with the turning of the roll stack 42 and the roll stand 41.

In this embodiment, the turnover roller set 42 is fixedly sleeved with a connection bearing 5 corresponding to the position of the bayonet 252, an electromagnet 6 magnetically engaged with the connection bearing 5 is fixedly arranged at the bottom of the bayonet 252, and the controller 33 is electrically connected with the electromagnet 6 through a preset wire.

In the embodiment, a collecting frame 7 is arranged on one side of the waste removing mechanism 4, a buffer cloth 8 with a U-shaped cross section is hung in the collecting frame 7, and an opening of the buffer cloth 8 faces one side of the waste removing mechanism 4.

In the present embodiment, the transition roller group 23 and the turning roller group 42 are covered with a rubber layer at the outside Zhou Jun.

The implementation principle is as follows: conventionally, the turnover driving assembly 43 drives the turnover frame 41 and the turnover roller set 42 to turn over, so that one end of the turnover roller set 42 far away from the turnover frame 41 can be turned over and embedded into the bayonet 252, and worm wheels 253 and worms 254 between the conveying roller set 22 and the driving shaft 251, between the transition roller set 23 and the driving shaft 251 and between the transition roller set 23 and the driving shaft 251 are in an engaged state, so that the feeding mechanism 2 feeds glass into the printer body 1 for printing process. In the process, the five detectors 32 measure the heights of the center and the peripheral corners of the glass respectively, the controller 33 analyzes the glass to be tilted/tortoise/flat, when the tilted/tortoise glass is conveyed to the tilting roller group 42 and the transition roller group 23 which are arranged in a crossing way, the tilting driving component 43 drives the tilting frame 41 and the tilting roller group 42 to tilt, the tilted/tortoise glass is quickly moved to the collecting frame 7 in the tilting process of the tilting roller group 42 (the worm wheel 253 worm 254 between the tilting roller group 42 and the driving shaft 251 is in a separated state), then the tilting driving component 43 drives the tilting frame 41 and the tilting roller group 42 to tilt and reset, so that the flat glass can be conveyed to the printing machine body 1 in the tilting roller group 42 and the transition roller group 23 which are arranged in a crossing way for printing process.

Example 2:

The present embodiment differs from embodiment 1 in the manner of transmission between the conveying roller group 22 and the drive shaft 251, between the transition roller group 23 and the drive shaft 251, and between the transition roller group 23 and the drive shaft 251.

Referring to fig. 1 and 5, specifically, driven bevel gears 255 are fixed at the ends of the conveying roller set 22, the transition roller set 23 and the turning roller set 42, and a drive bevel gear 256 which is meshed with the driven bevel gears 255 and is matched with the drive bevel gears 251 is fixed at the periphery of the drive shaft 251; wherein, the bevel gear positions between the conveying roller set 22 and the driving shaft 251 and between the transition roller set 23 and the driving shaft 251 are relatively fixed and are in a meshed state for a long time; and the bevel gear between the roll-over roller group 42 and the drive shaft 251 is switched between the engaged/disengaged state in accordance with the turning over of the roll-over stand 41, the roll-over roller group 42.

The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of the application should be covered by the scope of the application.

Claims

1. An automatic printer capable of sensing the warp direction of glass, comprising a printer body (1), and being characterized in that: the front side of the printer body (1) is provided with a feeding mechanism (2), and the feeding mechanism (2) is sequentially provided with a detection mechanism (3) for detecting the bending direction of glass and a waste removing mechanism (4) for removing the bent glass out of the feeding mechanism (2) along the glass conveying direction; the detection mechanism (3) comprises a detection frame (31), a detector (32) and a controller (33), wherein the detection frame (31), the detector (32) and the controller (33) are fixedly arranged on the feeding mechanism (2), the detector (32) is fixedly arranged on the detection frame (31) and corresponds to the center and the periphery corners of glass, the controller (33) is fixedly arranged on the detection frame (31), and the controller (33) and the detector (32) are electrically connected with each other and the controller (33) and the waste removing mechanism (4); the feeding mechanism (2) comprises a frame (21), wherein the frame (21) is sequentially provided with a conveying roller set (22) and a transition roller set (23) along the glass conveying direction, and the conveying roller set (22) is connected with a conveying belt (24); the waste removing mechanism (4) comprises a turnover frame (41), the turnover frame (41) is rotatably arranged on one side of the frame (21), the turnover frame (41) is rotatably provided with a turnover roller set (42) which is arranged in a crossing manner with the transition roller set (23), and the frame (21) is provided with a turnover driving assembly (43) for driving the turnover frame (41) and the turnover roller set (42) to turn; the frame (21) is provided with a feeding driving assembly (25) for driving the conveying roller set (22), the transition roller set (23) and the turnover roller set (42) to synchronously rotate.

2. An automatic printer capable of sensing a warp direction of glass according to claim 1, wherein: the feeding driving assembly (25) comprises a driving shaft (251), the driving shaft (251) is rotatably arranged in a preset mounting cavity of the stand (21), and the stand (21) is provided with a bayonet (252) which is communicated with the mounting cavity and is used for overturning and embedding the overturning roller group (42); the conveying roller set (22), the transition roller set (23) and the turnover roller set (42) are fixedly provided with worm wheels (253), the periphery of the driving shaft (251) is fixedly provided with worm screws (254) which are meshed with the worm wheels (253) and are matched with each other, and the frame (21) is fixedly provided with a feeding driving motor (257) which is coaxially connected with the end part of the driving shaft (251).

3. An automatic printer capable of sensing a warp direction of glass according to claim 1, wherein: the feeding driving assembly (25) comprises a driving shaft (251), the driving shaft (251) is rotatably arranged in a preset mounting cavity of the stand (21), and the stand (21) is provided with a bayonet (252) which is communicated with the mounting cavity and is used for overturning and embedding the overturning roller group (42); the conveying roller set (22), the transition roller set (23) and the end part of the turnover roller set (42) are fixedly provided with driven bevel gears (255), the periphery of the driving shaft (251) is fixedly provided with driving bevel gears (256) which are meshed with the driven bevel gears (255) and are properly matched with each other, and the frame (21) is fixedly provided with a feeding driving motor (257) which is coaxially connected with the end part of the driving shaft (251).

4. An automatic printer capable of sensing a warp direction of glass according to claim 2 or 3, wherein: the turnover roller group (42) is fixedly sleeved with a connecting bearing (5) corresponding to the bayonet (252), an electromagnet (6) in magnetic attraction fit with the connecting bearing (5) is fixedly arranged at the bottom of the bayonet (252), and the controller (33) is electrically connected with the electromagnet (6).

5. An automatic printer capable of sensing a warp direction of glass according to claim 1, wherein: the turnover driving assembly (43) comprises a turnover rod (431), the turnover rod (431) is fixedly arranged on one side, deviating from the turnover roller set (42), of the turnover frame (41), a turnover cylinder (432) is hinged between one end, far away from the turnover frame (41), of the turnover rod (431) and the frame (21), and the controller (33) is electrically connected with the turnover cylinder (432).

6. An automatic printer capable of sensing a warp direction of glass according to claim 1, wherein: the waste removing mechanism is characterized in that a collecting frame (7) is arranged on one side of the waste removing mechanism (4), and the collecting frame (7) is provided with a buffer cloth (8) with an opening facing one side of the waste removing mechanism (4).

7. An automatic printer capable of sensing a warp direction of glass according to claim 1, wherein: and a rubber layer is sleeved outside Zhou Jun of the transition roller group (23) and the turnover roller group (42).