CN114850160B

CN114850160B - Wiping equipment and wiping production line

Info

Publication number: CN114850160B
Application number: CN202210489186.6A
Authority: CN
Inventors: 周杰; 邓均其; 饶飞; 彭伯华; 杜军红; 葛振纲
Original assignee: Longcheer Electronics Huizhou Co Ltd
Current assignee: Longcheer Electronics Huizhou Co Ltd
Priority date: 2022-05-06
Filing date: 2022-05-06
Publication date: 2023-03-31
Anticipated expiration: 2042-05-06
Also published as: CN114850160A

Abstract

The invention relates to the technical field of cleaning equipment, in particular to wiping equipment and a wiping production line, wherein the wiping equipment comprises a rack, a wiping module and an annular track, the wiping module comprises a wet wiping device and a dry wiping device, a piece to be cleaned is placed on a positioning jig of the annular track, the positioning jig moves on the annular track and sequentially moves to the wet wiping device and the dry wiping device, the wet wiping device sprays cleaning liquid on the piece to be cleaned and wipes the piece, the dry wiping device wipes the cleaning liquid sprayed in the wet wiping device, and after wiping is finished, if wiping is OK, discharging is carried out; if the cleaning is NG, the piece to be cleaned moves on the annular track for one circle again, and two rounds of cleaning are carried out. According to the invention, through the arrangement of the annular track, the piece to be cleaned runs on the annular track, so that the circular wiping can be carried out, and the wiping effect is improved.

Description

Wiping equipment and wiping production line

Technical Field

The invention relates to the technical field of cleaning equipment, in particular to wiping equipment and a wiping production line.

Background

After the mobile phone is produced, the surface of the mobile phone needs to be wiped and dedusted, so that no dust or dirt exists on the surface of the screen of the mobile phone when the mobile phone is attached to the delivery film, and the attaching effect of the delivery film of the mobile phone screen is improved.

The mobile phone cleaning method is characterized in that the mobile phone is generally processed in a semi-automatic mode when being cleaned by existing small and medium-sized enterprises, the mobile phone is firstly placed on a conveyor belt, when the mobile phone is conveyed to a cleaning head or the lower portion of a dust removing head, the cleaning head and the dust removing head clean a screen of the mobile phone through dust-free cloth, the mobile phone is cleaned and removed dust, the mobile phone is manually taken out after cleaning is completed, and whether the mobile phone is clean or not is judged through human eyes.

The wiping device wipes the screen of the mobile phone once, and the condition that the wiping of the screen of the mobile phone is not clean exists, so that subsequent film sticking is influenced.

Disclosure of Invention

Therefore, the technical problem to be solved by the present invention is to overcome the defect of unclean screen wiping in the prior art, and to provide a wiping apparatus and a wiping production line.

In order to solve the above problem, the present invention provides a wiping apparatus comprising:

a frame;

the wiping module is arranged on the rack and comprises at least one wet wiping device and at least one dry wiping device, and the wet wiping devices and the dry wiping devices are sequentially arranged along the conveying direction of the piece to be cleaned; and

the annular rail is arranged on the rack, a plurality of positioning jigs suitable for placing the pieces to be cleaned are arranged on the annular rail, and the rack is also provided with a rotary driving piece for driving the positioning jigs to move on the annular rail;

the wet wiping device comprises wiping cloth and a spraying pipe suitable for spraying cleaning liquid to the piece to be cleaned, the dry wiping device comprises the wiping cloth, and the wiping cloth on the dry wiping device is used for wiping the cleaning liquid sprayed out by the spray head in the wet wiping device.

Optionally, the annular track includes at least one straight line segment, and the wet wiping device and the dry wiping device are both disposed on the straight line segment.

Optionally, the wiping module further includes a positioning and following mechanism disposed in the straight line segment, and the positioning and following mechanism includes:

the following piece is suitable for connecting and fixing the piece to be cleaned;

and the following driving part drives the following part to move on the straight line section along with the part to be cleaned and reset.

Optionally, the following pieces are vacuum suction cups, and the number of the vacuum suction cups corresponds to the number of the wet wiping devices and the dry wiping devices one to one.

Optionally, the following driving part includes a following straight line module and a lifting cylinder connected to the following straight line module, an output end of the lifting cylinder is connected to a suction cup fixing plate, and the vacuum suction cup is disposed on the suction cup fixing plate.

Optionally, the wet wiping device further comprises a support panel arranged on the frame, and the wet wiping device and the dry wiping device both comprise:

a feed roll arranged on the support panel for feeding out unused wiping cloth;

the material collecting roll is arranged on one side of the supporting panel side by side with the material discharging roll and is used for collecting used wiping cloth;

the lower pressing cylinder is connected with a lower pressing piece, and the lower pressing piece is driven by the lower pressing cylinder to abut against wiping cloth between the discharging coil and the receiving coil and is far away from or close to a piece to be cleaned.

Optionally, still be equipped with between air cylinder and the lower pressure piece:

the lower pressing piece is connected to the sliding seat, and a driving sliding table is fixed on the sliding seat;

the lower pressing seat is provided with a wiping motor, and the output end of the wiping motor is eccentrically connected with the driving sliding table;

and the limiting sliding table is respectively connected with the sliding seat and the pressing seat in a sliding manner.

Optionally, the both sides of pushing down the piece still are provided with compression roller assembly, each compression roller assembly is including the compression roller that sets up side by side and the backing roll that is located on two compression roller axis.

Optionally, the wet wiping device and the dry wiping device further include a walking motor disposed on the other side of the support panel, and the walking motor drives the support rollers of the two sets of pressure roller assemblies to rotate through the same belt; the output end of the walking motor drives the material collecting roll to rotate through another belt.

Optionally, the number of the wet wiping devices is two, the wet wiping devices are divided into a coarse wiping device and a fine wiping device along the conveying direction of the piece to be cleaned, the lower pressing piece in the coarse wiping device is a wiping roller, and the lower pressing pieces in the fine wiping device and the dry wiping device are wiping blocks.

The invention also provides a wiping production line, which comprises the wiping equipment and further comprises: the feeding conveyer belt is used for conveying the piece to be cleaned;

the material moving module moves the piece to be cleaned on the feeding conveyer belt into the positioning jig;

the visual detection module is used for detecting the wiped piece to be cleaned; and

and (5) blanking the conveying belt, and moving out the cleaned part.

Optionally, the visual inspection module includes a light source, a camera and an adjusting base, the adjusting base includes a first adjusting mechanism for adjusting the angle and position of the light source and a second adjusting mechanism for adjusting the angle of the camera, the first adjusting mechanism and the second adjusting mechanism include a plurality of adjusting rods and orthogonal fixing clamps, and the orthogonal fixing clamps are connected with the adjacent adjusting rods.

The invention has the following advantages:

1. the cleaning module and the annular rail are arranged on the rack, a piece to be cleaned can run on the annular rail through the positioning jig, the piece to be cleaned sequentially passes through the wet wiping device and the dry wiping device in the cleaning module, the wet wiping device sprays cleaning liquid and wipes the cleaning liquid, the dry wiping device wipes the cleaning liquid in the wet wiping device from the piece to be cleaned, and if the wiping is OK, the material is discharged; if wiping is NG; wiping is performed for NG, and the piece to be cleaned is wiped secondarily on the annular track.

On one hand, the wet wiping device and the dry wiping device carry out secondary cleaning on a piece to be cleaned, the wet wiping device removes sticky materials, dust and other impurities on the surface of the piece to be cleaned, wherein the wiping roller rotates and extrudes the sticky materials to enable the sticky materials to leave the surface of a screen, and the wiping block slides relative to the surface of the screen to absorb partial liquid on the surface of the screen, so that the residue of the sticky materials, the dust and other impurities on the surface of the screen is further reduced; the dry wiping device wipes the residual liquid on the surface of the piece to be cleaned, so that the residual liquid on the surface of the piece to be cleaned is volatilized, and dust in the liquid stays on the surface of the piece to be cleaned, and the cleaning effect of the piece to be cleaned is improved; on the other hand, the setting of circular orbit can be so that treat that the cleaning member wipes many times, once wipes unsuccessfully, then carries out the second round and wipes, and when the second round was wiped, because treat that the dust on cleaning member surface compares for the first time less, wipes for the second time and can further wipe remaining dust, promotes and wipes the effect.

2. And a positioning following mechanism is arranged below the wiping module and comprises a following piece and a following driving piece, the following driving piece drives the following piece to move along with the piece to be cleaned, the number of the following pieces corresponds to the rough wiping station, the fine wiping station and the dry wiping station one by one, and the following piece can be reset after wiping is finished. The following piece adsorbs the positioning jig, so that the piece to be cleaned is kept in a stable state during wiping, and the wiping effect is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 shows an overall schematic view of a wiping line of an embodiment of the invention;

FIG. 2 shows a schematic view of a wiping line de-jacketing and visual inspection mechanism of an embodiment of the present invention;

FIG. 3 illustrates a wiping line de-jacketing, wiping module, and visual inspection mechanism of an embodiment of the present invention;

FIG. 4 shows a schematic view of a loading conveyor belt of an embodiment of the invention;

FIG. 5 is a schematic diagram of a material handling module according to an embodiment of the invention;

FIG. 6 shows a schematic view at the looped track of an embodiment of the invention;

FIG. 7 is a schematic view of a positioning fixture according to an embodiment of the invention;

FIG. 8 shows a schematic front view of a wiper module of an embodiment of the present invention;

FIG. 9 shows a schematic reverse side view of a wiper module of an embodiment of the present invention;

FIG. 10 shows a schematic side view of a wiping module of an embodiment of the invention;

FIG. 11 shows a partial schematic view of a rough wiping apparatus in accordance with an embodiment of the invention;

FIG. 12 shows a schematic view of a zigzag wipe in a rough wipe apparatus according to an embodiment of the present invention;

FIG. 13 shows a schematic view of a position tracking mechanism of an embodiment of the present invention;

FIG. 14 shows a schematic view of a visual inspection module of an embodiment of the invention;

FIG. 15 shows a schematic view of an orthogonal fixation clamp of an embodiment of the present invention.

Description of reference numerals:

1. a frame; 2. a feeding conveyer belt; 3. a material moving module; 4. an annular track; 5. a wiping module; 6. a visual detection module; 7. blanking a conveying belt; 8. a rough wiping device; 9. a positioning following mechanism; 11. an object stage; 12. carrying the fixed frame; 13. a support panel; 21. a carriage; 22. an endless conveyor belt; 23. a conveying roller; 24. a conveying motor; 31. a feeding module; 311. an X-axis linear motion module; 312. a Z-axis linear motion module; 313. a feeding fixing frame; 3131. a first waist-shaped hole; 314. a first suction cup holder; 3141. a first positioning hole; 3142. a first elongated slot; 3143; a first suction cup; 41. a rotary drive member; 411. an endless chain; 412. a sprocket; 413. a rotating electric machine; 42. positioning a jig; 421. a groove; 422. positioning holes; 423. a roller; 43. a straight line segment; 51. a wet wiping device; 52. a dry wiping device; 53. a fine wiping device; 61. a light source; 62. a camera; 63. an adjusting seat; 631. a first adjustment mechanism; 632. a second adjustment mechanism; 64. adjusting a rod; 65. an orthogonal fixation clamp; 651. a first adjustment aperture; 652. a second adjustment aperture; 653. a tension gap; 654. tensioning the bolt; 71. an NG belt; 81. placing a material roll; 811. a mechanical expansion shaft; 812. wiping cloth; 813. magnetic powder braking; 82. collecting a material roll; 83. a supporting seat; 831. pressing down the air cylinder; 84. pressing down the base; 841. wiping the motor; 85. a sliding seat; 851. driving the sliding table; 852. a slide rail; 853. an eccentric bearing; 854. a limiting sliding table; 86. a pressing member; 861. wiping the roller; 862. a wiping block; 87. a press roll assembly; 871. a compression roller; 872. a support roller; 873. a walking cylinder; 874. a guide roller; 88. a walking motor; 881. a first drive wheel; 882. a second drive wheel; 883. a first tensioning wheel; 884. a second tensioning wheel; 89. an alcohol tank; 891. a peristaltic pump; 892. a spray pipe; 91. a follower; 92. a follow-up drive; 93. a lifting cylinder; 94. a sucker fixing plate; 95. a following straight line module.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

The embodiment of the invention discloses a wiping production line, which is used for wiping a piece to be cleaned to achieve the purpose of cleaning the surface by referring to fig. 1 to 15, wherein the piece to be cleaned can be a mobile phone screen, a flat screen, other glass surfaces and the like. The wiping production line comprises a rack 1, wherein the rack 1 sequentially comprises a feeding conveyer belt 2, a material moving module 3, an annular track 4, a wiping module 5, a visual detection module 6 and a discharging conveyer belt 7 along the conveying direction of a mobile phone screen, and the rack 1, the wiping module 5 and the annular track 4 form wiping equipment. Wherein, material loading conveyer belt 2, clean module 5, visual detection module 6 and unloading module encircle circular orbit 4 and distribute, are provided with the positioning jig 42 that is used for placing the cell-phone on the circular orbit 4, and positioning jig 42 moves on circular orbit 4, accomplishes and cleans the process, cleans module 5 and uses wiping cloth 812 to clean, and wiping cloth 812 preferred dustless cloth. Specifically speaking, the mobile phone is conveyed forwards on the feeding conveyer belt 2, the material handling module 3 grabs and places the mobile phone in the feeding conveyer belt 2 in the positioning jig 42 on the circular track 4, the positioning jig 42 moves on the circular track 4 and moves to the wiping module 5 to be wiped by the wiping module 5, after wiping is completed, the positioning jig 42 drives the mobile phone to move to the visual detection module 6, the wiping effect is OK, the mobile phone is conveyed to the discharging conveyer belt 7 by the material handling module 3, the rack 1 is further provided with the NG belt 71, if dirt remains on the surface of the mobile phone screen, the mobile phone runs on the circular track 4 to perform two-round wiping, after the two-round wiping is completed, the OK flows out from the discharging conveyer belt 7, and the NG flows out from the material handling module 3 to the NG belt 71.

Referring to fig. 3 and 4, the frame 1 is a metal frame structure in a rectangular parallelepiped shape, and includes a horizontal stage 11, and the feeding conveyor 2, the material handling module 3, the endless track 4, the wiping module 5, the visual inspection module 6, and the discharging conveyor 7 are all disposed on the stage 11. Material loading conveyer belt 2 includes carriage 21, the endless conveyor belt 22 and two conveying rollers 23 of setting on carriage 21, two conveying rollers 23 are located the both ends in the conveyer belt respectively, material loading conveyer belt 2 still includes conveying motor 24, conveying motor 24 passes through the belt and drives one of them conveying roller 23 and rotate, conveying roller 23 drives endless conveyor belt 22 through frictional force and rotates, another conveying roller 23 is driven under the frictional force of conveyer belt, thereby make endless conveyor belt 22 can remove the position of cell-phone, carry out the material loading to the cell-phone.

Referring to fig. 3 and 5, the frame 1 is further provided with a transport holder 12, and the transport holder 12 is fixed to the frame 1 by bolts. The carrying module comprises a feeding module 31 and a discharging module, the feeding module 31 carries the mobile phone on the feeding conveyor belt 2 into the positioning jig 42, and the discharging module carries the mobile phone in the positioning jig 42 outwards for discharging. The feeding module 31 and the discharging module are fixed on the carrying fixing frame 12 side by side, the structure of the feeding module 31 is the same as that of the discharging module, the structure of the feeding module 31 is described by taking the feeding module 31 as an example, specifically, the feeding module 31 comprises an X-axis linear motion module 311 and a Z-axis linear motion module 312, the X-axis linear motion module 311 and the Z-axis linear motion module 312 are both of the existing design, a motor drives a lead screw to rotate, and the lead screw drives a sliding table to reciprocate. The X-axis linear motion module 311 is fixed on the carrying fixing frame 12, preferably, the fixing mode is bolt fixing, the Z-axis linear motion module 312 is fixed on the sliding table of the X-axis linear motion module 311, and the X-axis linear motion module 311 can drive the Z-axis linear motion module 312 to reciprocate on the X axis.

A feeding fixing frame 313 is arranged on a sliding table of the Z-axis linear motion module 312, the feeding fixing frame 313 is a metal frame, a plurality of first waist-shaped holes 3131 are arranged on the feeding fixing frame 313, the first waist-shaped holes 3131 are arranged side by side, a first suction disc 3143 support 314 is connected onto the feeding fixing frame 313, the first suction disc 3143 support 314 is in a long strip shape, a plurality of first positioning holes 3141 are arranged on the first suction disc 3143 support 314, the number and the positions of the first positioning holes 3141 are in one-to-one correspondence with the first waist-shaped holes 3131, during installation, the first suction disc 3143 support 314 is stacked below the feeding fixing frame 313, the first positioning holes 3141 are in one-to-one correspondence with the first waist-shaped holes 3131, and the first positioning holes 3141 corresponding to the first waist-shaped holes 3131 are penetrated through bolts, and the first suction disc 3143 support 314 is connected with the feeding fixing frame 313.

In the scheme, the length direction of the first kidney-shaped holes 3131 is arranged along the Y-axis direction, and the position of the first suction disc 3143 support 314 can be adjusted on the Y-axis. The first suction pad 3143 holder 314 can also adjust the position in the X-axis direction, and specifically, the first positioning hole 3141 on the first suction pad 3143 holder 314 corresponds to the first kidney-shaped hole 3131 at a different position, and the first suction pad 3143 holder 314 can adjust the position in the X-axis direction. The first suction disc 3143 holder 314 is provided with two first suction discs 3143, and the first suction disc 3143 sucks the mobile phone by vacuum. The first long groove 3142 is formed in the first suction disc 3143 support 314, the first long groove 3142 is formed in the X-axis direction, the first suction disc 3143 is clamped in the first long groove 3142, and the two first suction discs 3143 can move in the first long groove 3142 to adjust the distance between the two first suction discs 3142 so as to be convenient for adsorbing mobile phone screens with corresponding sizes.

Referring to fig. 3, 6 and 7, the frame 1 is further provided with a rotary driving member 41 for driving the positioning jig 42 to move on the annular track 4, the rotary driving member 41 includes an annular chain 411, chain wheels 412 and a rotary motor 413, the rotary motor 413 is preferably a servo motor, the annular chain 411 is disposed on the inner side of the annular track 4, the number of the chain wheels 412 is 4, 4 chain wheels 412 support the annular chain 411 and form a square shape, the rotary motor 413 drives one of the chain wheels 412 to rotate, and the rest of the chain wheels 412 are driven to drive the entire annular chain 411 to rotate. Each positioning jig 42 comprises a groove 421 for placing a mobile phone, the bottom of each positioning jig 42 is provided with a pair of positioning holes 422, two chain pins on each chain plate unit on the annular chain wheel 412 correspond to the two positioning holes 422 one by one, and the chain pins are inserted into the corresponding positioning holes 422, so that the positioning jigs 42 are connected to the annular chain 411. The bottom of each positioning fixture 42 is further provided with four rollers 423, each two of the four rollers 423 are in a group, the two groups of rollers 423 are respectively located at two sides of the circular rail 4, and the two groups of rollers 423 clamp the circular rail 4, so that the positioning fixture 42 can move on the circular rail 4. The number of the positioning jigs 42 is preferably a plurality, and the positioning jigs are uniformly distributed on the circular track 4.

The endless track 4 comprises at least one straight section 43, and the wiping module 5 is arranged at the straight section 43. The wiping module 5 comprises a wet wiping device 51 and a dry wiping device 52, and the wet wiping device 51 and the dry wiping device 52 are sequentially arranged along the conveying direction of the mobile phone screen. The frame 1 is also provided with a supporting panel 13, and the wet wiping device 51 and the dry wiping device 52 are both arranged on the supporting panel 13. The wet wiping device 51 is divided into a coarse wiping device 8 and a fine wiping device 53, the coarse wiping device 8 and the fine wiping device 53 both comprise a lower pressing piece 86, the structures of the coarse wiping device 8 and the fine wiping device 53 are the same, only the specific structure of the lower pressing piece 86 is different, and the structures of the fine wiping device 53 and the dry wiping device 52 are the same. The wet wiping device 51 removes dust on the surface of the mobile phone screen, and the dry wiping device 52 wipes liquid remaining on the surface of the mobile phone screen to reduce liquid residue, so that the liquid remaining on the surface of the mobile phone screen is volatilized to cause dust in the liquid to stay on the surface of the mobile phone screen, and the cleaning effect of the mobile phone screen is improved.

Referring to fig. 2, 8, 9 and 10, a specific configuration of the rough wiping apparatus 8 will be described as an example. The support panel 13 is in the form of a vertical plate, and the bottom end thereof is fixed to the frame 1. The rough wiping device 8 comprises a feeding roll 81 and a receiving roll 82, wherein the feeding roll 81 and the receiving roll 82 are arranged on the same side of the supporting panel 13 in a vertical side-by-side manner, and the feeding roll 81 is arranged above the receiving roll 82. The material placing roll 81 and the material receiving roll 82 both comprise a mechanical expansion shaft 811, unused dust-free cloth is sleeved on the mechanical expansion shaft 811 of the material placing roll 81, the dust-free cloth is discharged from the material placing roll 81, is pressed on a mobile phone screen through a pressing piece 86 for wiping, and is wound on the mechanical expansion shaft 811 of the material receiving roll 82, and the diameter of the mechanical expansion shaft 811 can be changed so as to facilitate taking out of the dust-free cloth. One end of a mechanical expansion shaft 811 on the material placing coil 81 is connected to the support panel 13 through a bearing, and passes through the support panel 13 and is connected with a magnetic powder brake 813, and the magnetic powder brake 813 can stop the material placing coil 81 from rotating.

Referring to fig. 11 and 12, a supporting seat 83 is further connected to the supporting panel 13 through a bolt, the supporting seat 83 is disposed below the material collecting roll 82, a pressing cylinder 831 is mounted on the supporting seat 83, a pressing seat 84 is further disposed below the supporting seat 83, an output end of the pressing cylinder 831 is fixedly connected to the pressing seat 84, and the connection mode is preferably a bolt connection. A sliding seat 85 is arranged below the lower pressing seat 84, a lower pressing piece 86 is arranged on the sliding seat 85, and the lower pressing piece 86 in the rough wiping device 8 is a wiping roller 861. The lower pressure seat 84 is provided with a wiping motor 841, the wiping motor 841 is preferably a servo motor, a driving sliding table 851 is further arranged between the wiping motor 841 and the sliding seat 85, the driving sliding table 851 is respectively connected with the wiping motor 841 and the sliding seat 85, the top end of the sliding seat 85 is provided with a sliding rail 852, the sliding rail 852 is arranged perpendicular to the straight line segment 43, the bottom end of the driving sliding table 851 is fixedly arranged on the sliding rail 852, the top end of the driving sliding table 851 is provided with an eccentric bearing 853, the eccentric bearing 853 is the axis deviation between the center of the bearing and the output shaft of the wiping motor 841, the output shaft of the wiping motor 841 is arranged in the eccentric bearing 853 in a penetrating way, and when the wiping motor 841 runs, the driving sliding table 851 tends to rotate under the eccentric driving of the wiping motor 841. In order to further limit the movement of the sliding seat 85, a limit sliding table 854 is further arranged between the sliding seat base and the lower pressing seat 84, the bottom end of the limit sliding table 854 is slidably connected with a sliding rail 852 on the sliding seat base, the top end of the limit sliding table 854 is slidably connected with the bottom of the lower pressing seat 84, and the sliding direction is preferably perpendicular to the sliding length direction. Thus, when the wiping motor 841 drives the driving sliding table 851 to move, the driving sliding table 851 transmits the motion to the sliding seat 85, the sliding seat 85 moves along the length direction of the sliding rail 852 under the action of the driving sliding table 851, on the other hand, the sliding seat 85 slides along the length direction perpendicular to the sliding rail 852 due to the limit of the limit sliding on the sliding seat 85, so that the sliding seat 85 generally slides in a zigzag shape, and the wiping roller 861 presses the dust-free cloth to form a zigzag wiping effect on the screen of the mobile phone.

Both sides of holding down 86 all are provided with compression roller assembly 87, and each compression roller assembly 87 all includes the level compression roller 871 that sets up side by side and is located the backing roll 872 on two compression roller 871 axis, and wherein, two compression rollers 871 can reciprocate and driven, and backing roll 872 can drive. Specifically, be provided with on supporting seat 83 and walk cylinder 873, the output of cylinder 873 of walking is connected on the fixed bolster that two compression rollers 871 formed, and cylinder 873 of walking drives two compression rollers 871 up-and-down motion, makes dustless cloth press on backing roll 872, and backing roll 872 rotates and drives dustless cloth forward motion. Wherein, the pressing roller assemblies 87 located at both sides of the pressing member 86 press the dust-free cloth between the material roll 82 and the material roll 81, so that the dust-free cloth maintains a certain tension. The supporting panel 13 is further provided with a guide roller 874, and the guide roller 874 changes the walking direction of the dust-free cloth.

Referring to fig. 9 and 10, a stepping motor 88 is installed at the other side of the support panel 13, and the stepping motor 88 is preferably a servo motor, and the stepping motor 88 is used to keep the dust-free cloth in operation. The output shaft of the stepping motor 88 is coaxially provided with a first driving wheel 881 and a second driving wheel 882, the mechanical expansion shaft 811 of the material receiving roll 82 passes through the support panel 13 and the first driving wheel 881 is connected through a circular belt, the end of the support roll 872 passes through the support panel 13 and is connected with the second driving wheel 882 through a synchronous belt, wherein the cross section of the circular belt between the first driving wheel 881 and the material receiving roll 82 is circular, and the second driving wheel 882 is a synchronous wheel. The second drive wheel 882 is connected to two support rollers 872 in front of it by a single timing belt, which forms a triangular frame. Thus, the stepping motor 88 drives the material collecting roll 82 and the supporting roll 872 to rotate simultaneously through the first driving wheel 881 and the second driving wheel 882, so as to drive the operation of the dust-free cloth. The synchronous belt ensures synchronous control, and the circular belt allows the material receiving roll 82 to slip after the diameter of the material roll formed by the dust-free cloth changes and the linear speed of the material receiving roll is changed, so that the tension of the dust-free cloth between the material receiving roll 82 and the material discharging roll 81 is ensured.

The supporting panel 13 is further provided with a first tension wheel 883 and a second tension wheel 884, the first tension wheel 883 abuts against a belt between the first driving wheel 881 and the receiving roll 82, and the second tension wheel 884 abuts against a synchronous belt between the second driving wheel 882 and the supporting roll 872. The first tensioning wheel 883 and the second tensioning wheel 884 can be adjusted in position between the waist-shaped holes and the supporting panel 13.

Referring to fig. 6 and 8, the cleaning liquid of the rough wiping device 8 is preferably alcohol, the rough wiping device 8 further comprises an alcohol tank 89 and a peristaltic pump 891, the sliding seat 85 is further provided with a spray pipe 892, the alcohol tank 89 is connected with the spray pipe 892 through a pipeline, the peristaltic pump 891 is connected with the pipeline, and the peristaltic pump 891 conveys the alcohol in the alcohol tank 89 to the spray pipe 892 and sprays the alcohol out of the spray pipe 892.

The difference between the rough wiping device 8 and the fine wiping device 53 lies in that the lower pressing member 86 is a wiping roller 861, the lower pressing member 86 in the rough wiping device 8 is a wiping block 862, the wiping block 862 is preferably a sponge, and the difference between the dry wiping device 52 and the fine wiping device 53 lies in that the wiping cloth 812 on the dry wiping device 52 is used for wiping the cleaning liquid sprayed out from the fine wiping device 53 without spraying alcohol.

Firstly, the mobile phone screen moves to the lower part of the coarse wiping device 8, the spraying pipe 892 sprays alcohol on the mobile phone screen, the wiping roller 861 presses dust-free cloth to wipe the surface of the screen, the wiping action of the wiping roller 861 is zigzag, and because the dust on the surface is more when the mobile phone screen is wiped for the first time, the wiping roller 861 rolls relative to the sliding friction mode, on one hand, when the viscous substance is left on the surface of the screen, the wiping roller 861 rotates and simultaneously takes the dust-free cloth to leave the surface of the screen in time, so that the residual adhesive is effectively prevented from diffusing, and the diffusion of the viscous substance on the surface of the screen can be caused by the sponge zigzag path wiping; on the other hand, the friction on the surface of the mobile phone screen can be reduced by the rolling wiping mode, and the condition that the surface of the mobile phone screen is scratched is reduced. After rough wiping is finished, the mobile phone screen enters the lower part of the fine wiping device 53, the fine wiping device 53 adopts a wiping block 862, namely, dust-free cloth is pressed by sponge to wipe the mobile phone screen, and in the fine wiping device 53, the sponge with water absorption is adopted to wipe the surface of the screen.

Referring to fig. 2 and 13, in order to wipe the screen of the mobile phone, the mobile phone is stable and does not shake. The wiping device further comprises a positioning following mechanism 9 arranged on the straight line section 43, the positioning following mechanism 9 comprises a following piece 91 and a following driving piece 92, the following piece 91 is suitable for connecting and fixing the mobile phone screen, and the following driving piece 92 drives the following piece 91 to move on the straight line section 43 along with the mobile phone screen and reset. The following pieces 91 are vacuum chucks, and the number of the vacuum chucks is three, and the following pieces correspond to the rough wiping device 8, the fine wiping device 53 and the dry wiping device 52 one by one. The following driving member 92 includes a following linear module 95 and a lifting cylinder 93, the following linear module 95 is a screw module, the lifting cylinder 93 is connected to a sliding table of the following linear module 95, and in this embodiment, the sliding direction of the lifting cylinder 93 is parallel to the linear segment 43. The output end of the lifting cylinder 93 is connected with a sucker fixing plate 94, a vacuum sucker is fixed on the sucker fixing plate 94, and the lifting cylinder 93 drives the sucker fixing plate 94 to move up and down. When the positioning jig 42 moves below the wiping module 5, the lifting cylinder 93 drives the suction cup fixing plate 94 to move upward, the vacuum suction cup contacts with the bottom of the positioning jig 42, and the positioning jig 42 is sucked by vacuum, so that the positioning jig 42 does not shake. The mobile phone screen on the positioning jig 42 is subjected to rough wiping, fine wiping and dry wiping in sequence, in the process, the following piece 91 always follows the positioning jig 42, and after all wiping is completed, the following piece 91 is separated from the positioning jig 42 and then reset.

Referring to fig. 1, 14 and 15, the vision inspection module 6 includes a light source 61, a camera 62, and an adjustment base 63, and the light source 61 and the camera 62 are both disposed on the adjustment base 63 and are adjusted in angle and position by the adjustment base 63. The field of view of a single camera 82 is not sufficient, or when the field of view of a single camera is satisfied, the focal length is too long, and the number of the cameras 62 in the scheme inconvenient to operate is two, and the cameras are arranged side by side in the front and back. The adjustment base 63 includes a first adjustment mechanism 631 and a second adjustment mechanism 632, the first adjustment mechanism 631 being used to adjust the position and angle of the light source 61, and the second adjustment mechanism 632 being used to adjust the position and angle of the camera 62. The first adjustment mechanism 631 and the second adjustment mechanism 632 each include a plurality of adjustment rods 64 and orthogonal fixing clips 65, and the orthogonal fixing clips 65 connect adjacent adjustment rods 64. The number of the adjustment levers 64 in the first adjustment mechanism 631 is four, and the number of the adjustment levers 64 in the second adjustment mechanism 632 is three. The orthogonal fixing clamp 65 is in a square shape and comprises a first adjusting hole 651 and a second adjusting hole 652, the axial lines of the first adjusting hole 651 and the second adjusting hole 652 are perpendicular to each other, the first adjusting hole 651 and the second adjusting hole 652 have the same structure, only the orientation is different, the structure is described by taking the first adjusting hole 651 as an example, specifically, the orthogonal fixing clamp 65 further comprises a tensioning gap 653 communicated with the first adjusting hole 651, a tensioning bolt 654 is further arranged on the orthogonal fixing clamp 65, the tensioning bolt 654 penetrates through the tensioning gap 653, and the threaded end of the tensioning bolt 654 penetrates through the tensioning gap 653 and then is in threaded connection with the orthogonal fixing clamp 65, so that the size of the tensioning gap 653 can be adjusted by rotating the tensioning bolt 654, and when the adjusting rod 64 penetrates through the first adjusting hole 651, the adjusting rod 64 is fixed or loosened by adjusting the tensioning gap 653. When the first adjusting mechanism 631 has three adjusting rods 64, the three adjusting rods 64 can form an adjustment in the xyz direction, so that the light source 61 can be adjusted to any spatial angle, and at the same time, the position of the light source 61 can be adjusted by sliding the orthogonal fixing clip 65 on the corresponding adjusting rod 64, so that the adjustment of the position and angle of the light source 61 can be realized, and the adjustment of the camera 62 is similarly set.

The structures of the blanking conveyer belt 7 and the NG conveyer belt 71 are the same as the structure of the feeding conveyer belt 2, and are not described again.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A wiping device, characterized by: the method comprises the following steps:

a frame (1);

the cleaning device comprises a wiping module (5) arranged on a rack (1), wherein the wiping module (5) comprises at least one wet wiping device (51) and at least one dry wiping device (52), and the wet wiping device (51) and the dry wiping device (52) are sequentially arranged along the conveying direction of a piece to be cleaned; and

the cleaning machine comprises a rack (1), an annular track (4) and a rotary driving part (41), wherein the annular track (4) is arranged on the rack (1), a plurality of positioning jigs (42) suitable for placing a piece to be cleaned are arranged on the annular track (4), the rotary driving part (41) is used for driving the positioning jigs (42) to move on the annular track (4), and the annular track (4) at least comprises a section of straight line section (43);

the wet wiping device (51) comprises a wiping cloth (812) and a spray pipe (892) suitable for spraying cleaning liquid on a piece to be cleaned, the dry wiping device (52) comprises the wiping cloth (812), and the wiping cloth (812) on the dry wiping device (52) is used for wiping the cleaning liquid sprayed out from the spray pipe (892) in the wet wiping device (51);

the wiping device further comprises a positioning following mechanism (9) arranged in the straight section (43), wherein the positioning following mechanism (9) comprises:

the follow-up pieces (91) are suitable for being connected with and fixing the piece to be cleaned, the follow-up pieces (91) are vacuum suction cups, and the number of the follow-up pieces (91) corresponds to the number of the wet wiping devices (51) and the dry wiping devices (52) one by one;

the follow-up cleaning device comprises a follow-up driving part (92) and a lifting cylinder (93), wherein the follow-up driving part (91) is driven to move on a straight line section (43) along with a to-be-cleaned part and reset, the follow-up driving part (92) comprises a follow-up straight line module (95) and the lifting cylinder (93) connected to the follow-up straight line module (95), the output end of the lifting cylinder (93) is connected with a sucker fixing plate (94), and the vacuum sucker is arranged on the sucker fixing plate (94).

2. The wiping apparatus of claim 1, wherein: the wet wiping device (51) and the dry wiping device (52) are both arranged on the straight line section (43).

3. A wiping device according to claim 1, characterized in that: the wet wiping device further comprises a supporting panel (13) arranged on the frame (1), and the wet wiping device (51) and the dry wiping device (52) respectively comprise:

a material-feeding roll (81) provided on the support panel (13) for feeding out unused wiping cloth (812);

a material receiving coil (82) which is arranged on one side of the supporting panel (13) and is parallel to the material discharging coil (81) and is used for receiving used wiping cloth (812);

the cleaning device comprises a pressing-down cylinder (831), wherein a pressing-down piece (86) is connected to the pressing-down cylinder (831), and the pressing-down piece (86) is driven by the pressing-down cylinder (831) to abut against wiping cloth (812) between a material discharging roll (81) and a material receiving roll (82) and is far away from or close to a piece to be cleaned.

4. A wiping device according to claim 3, characterized in that: still be equipped with between push down cylinder (831) and the pushing down piece (86):

the sliding seat (85), the lower pressing piece (86) is connected to the sliding seat (85), and a driving sliding table (851) is fixed on the sliding seat (85);

the lower pressing seat (84) is provided with a wiping motor (841), and the output end of the wiping motor (841) is eccentrically connected with the driving sliding table (851);

and the limiting sliding table (854) is respectively in sliding connection with the sliding seat (85) and the pressing seat (84).

5. Wiping device according to claim 4, characterized in that: the both sides of pushing down piece (86) still are provided with compression roller assembly (87), each compression roller assembly (87) are including compression roller (871) and the backing roll (872) that are located two compression rollers (871) axis that set up side by side.

6. A wiping device according to claim 5, characterized in that: the wet wiping device (51) and the dry wiping device (52) further comprise a walking motor (88) arranged on the other side of the supporting panel (13), and the walking motor (88) drives supporting rollers (872) in the two groups of pressing roller assemblies (87) to rotate simultaneously through the same belt; the output end of the walking motor (88) also drives the material collecting roll (82) to rotate through another belt.

7. The wiping apparatus of claim 6, characterized in that: the number of the wet wiping devices (51) is two, the wet wiping devices are divided into a coarse wiping device (8) and a fine wiping device (53) along the conveying direction of a piece to be cleaned, the lower pressing pieces (86) in the coarse wiping device (8) are wiping rollers (861), and the lower pressing pieces (86) in the fine wiping device (53) and the dry wiping device (52) are wiping blocks (862).

8. A wiping production line is characterized in that: comprising a wiping device according to any one of claims 1 to 7, the wiping line further comprising:

the feeding conveyer belt (2) is used for conveying a piece to be cleaned;

the material conveying module (3) moves the to-be-cleaned parts on the feeding conveyor belt (2) into the positioning jig (42);

the visual detection module (6) is used for detecting the wiped piece to be cleaned; and

and a blanking conveyer belt (7) for removing the cleaned parts.

9. The wiping line of claim 8, characterized in that: visual detection module (6) include light source (61), camera (62) and adjust seat (63), adjust seat (63) including first adjustment mechanism (631) of adjusting light source (61) angle and position and second adjustment mechanism (632) of adjusting camera (62) angle, first adjustment mechanism (631) and second adjustment mechanism (632) all include a plurality of regulation pole (64) and quadrature fixation clamp (65), and adjacent regulation pole (64) are connected in quadrature fixation clamp (65).