Automatic precise grinding device for rear cover of mobile phone

Abstract

The utility model discloses an automatic precise grinding device for a rear cover of a mobile phone, and belongs to the field of mobile phone machining. An automatic precise grinding device for a mobile phone rear cover comprises a base, a clamping device is fixed to the inner side of the base, a bearing device is arranged on one side of the clamping device, and a grinding device is arranged on one side of the bearing device; the electric cylinder pushes the pneumatic grinding machine to quickly grind back and forth in the direction perpendicular to the surface of the mobile phone back shell, the grinding efficiency is remarkably improved, the grinding work of the mobile phone back shell can be completed in a short time, meanwhile, the structured light scanner is adopted to monitor the surface condition of the mobile phone back shell in real time, and the working efficiency is improved. The precision and uniformity in the grinding process are rapidly guaranteed, excessive grinding or insufficient grinding is avoided, the stability and consistency of product quality are guaranteed, and the problem that in the prior art, the requirement of a modern production line for efficient production is difficult to meet is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of mobile phone processing, especially to a mobile phone back cover automatic precision polishing device. BACKGROUND

[0002] In the field of mobile phone manufacturing, the polishing process of mobile phone back cover has always been mainly relied on traditional manual or semi-automatic equipment to complete. The traditional method usually adopts manual polishing or simple mechanical polishing tool, and the operation process mainly relies on the experience of workers. However, this traditional method has many deficiencies, such as low polishing efficiency, uneven polishing, high labor intensity and unstable product quality, which seriously affect the production efficiency and quality control in the mobile phone production process, so it is difficult to meet the demand of modern production line for efficient production. SUMMARY

[0003] The utility model aims at providing a mobile phone back cover automatic precision polishing device to solve the problems in the above background technology.

[0004] In order to solve the above technical problems, the utility model adopts the following technical scheme:

[0005] A mobile phone back cover automatic precision polishing device, comprising: a base, the upper side of the base is fixed with a control switch, the inner side of the base is fixed with a conveying belt one, the inner side of the base is fixed with a conveying belt two, the conveying belt one and the conveying belt two are all pasted with mobile phone back shells, the inner side of the base is fixed with a clamping device, the side of the clamping device is provided with a receiving device, the side of the receiving device is provided with a polishing device;

[0006] The polishing device comprises a bottom plate, the inner side of the base is fixed with the bottom plate, the top of the bottom plate is fixed with a cylinder two, the side of the bottom plate is also fixed with a sliding rail, the output end direction of the cylinder two is fixed with a sliding block two through a piston rod, the side of the sliding block two is fixed with an electric cylinder, the side of the electric cylinder is fixed with a moving plate, the side of the bottom plate is fixed with a limiting plate, the side of the moving plate is fixed with a pneumatic polisher, the moving plate is fixed with a structured light scanner.

[0007] Preferably, the moving plate is provided with a hole with the same diameter as the limiting plate.

[0008] Preferably, the outer wall of the limiting plate and the inner wall of the moving plate are in a pasting sliding relationship.

[0009] Cylinder two starts, and the slider two is pushed along the slide rail by the piston rod, and the slider two drives the electric cylinder and the moving plate to move to the upper side of the mobile phone back cover. The electric cylinder starts, and the moving plate and the pneumatic sander thereon are moved in a direction perpendicular to the surface of the mobile phone back cover. The pneumatic sander starts to work, and the mobile phone back cover is polished back and forth quickly to ensure polishing efficiency and accuracy. In the polishing process, the structured light scanner monitors the surface condition of the mobile phone back cover in real time to ensure the accuracy and uniformity of polishing. After polishing, the electric cylinder and cylinder two are reversely moved to move the pneumatic sander and the moving plate back to the original position.

[0010] Preferably, the clamping device comprises a fixed plate, the inner side of the base is fixed with a fixed plate, the top end of the fixed plate is fixed with a servo motor, the output end direction of the servo motor is connected with a toothed belt through a connecting rod and an engagement wheel, the inner side wall of the toothed belt is engaged with a slider one, the lower side of the slider one is fixed with a cylinder one, the output end direction of the cylinder one is fixed with a connecting plate through a piston rod, and a plurality of groups of vacuum suction cups are fixed on the connecting plate.

[0011] The servo motor starts, and the toothed belt is driven to rotate through the connecting rod and the engagement wheel. The slider one is driven to move along the fixed plate by the toothed belt, and the cylinder one below the slider one is aligned with the appropriate position of the mobile phone back cover. The piston rod of the cylinder one is extended to push the connecting plate and the vacuum suction cups thereon to tightly adhere to the mobile phone back cover. The vacuum suction cups start to firmly adsorb the mobile phone back cover on the connecting plate.

[0012] Preferably, the receiving device comprises a rotary motor, the inner side of the base is fixed with a rotary motor, the output end direction of the rotary motor is fixed with a turntable through a connecting rod, and the upper side of the turntable is fixed with a limiting block.

[0013] While the clamping device clamps the mobile phone back cover, the rotary motor starts. The rotary motor drives the turntable to rotate through the connecting rod, and the limiting block on the turntable rotates to the appropriate position. The outer side wall of the limiting block is in close contact with the inner side wall of the mobile phone back cover to provide stable support and positioning for the mobile phone back cover.

[0014] Preferably, the limiting block is provided with four groups and arranged in an annular array.

[0015] Preferably, the outer side wall of the limiting block is in close contact with the inner side wall of the mobile phone back cover.

[0016] Compared with the prior art, the mobile phone back cover automatic precision polishing device has the following beneficial effects:

[0017] 1. The utility model discloses a pneumatic polisher is pushed along the direction perpendicular to the surface of mobile phone back shell to the quick back and forth polishing of electric cylinder, significantly improve the polishing efficiency, can complete the polishing work of mobile phone back shell in short time, adopts the structure light scanner real -time monitoring the surface condition of mobile phone back shell simultaneously, quick ensure the accuracy and uniformity in the polishing process, avoid excessive polishing or polishing deficiency, guarantee the stability and consistency of product quality, solve the problem of difficult to meet the demand of modern production line to high -efficient production in prior art.

[0018] 2. The utility model discloses the whole polishing process realizes the high automation, from the conveying, clamping, positioning of mobile phone back shell to polishing and output, all are through mechanical equipment automatic completion, reduced the complexity and labour intensity of manual operation, improved production efficiency and safety. ACCURACY

[0019] Figure 1 It is three -dimensional structure schematic drawing that the utility model proposes;

[0020] Figure 2 It is the elevation structure schematic drawing that the utility model proposes;

[0021] Figure 3 It is the clamping device structure schematic drawing that the utility model proposes;

[0022] Figure 4 It is the bearing device structure schematic drawing that the utility model proposes;

[0023] Figure 5 It is the polishing device structure schematic drawing that the utility model proposes;

[0024] Figure 6 It is another angle polishing device structure schematic drawing that the utility model proposes.

[0025] In the drawing: 1, base;2, control switch;3, conveying belt one;4, conveying belt two;5, mobile phone back shell;6, clamping device;61, fixed plate;62, servo motor;63, toothed belt;64, sliding block one;65, cylinder one;66, connecting plate;67, vacuum chuck;7, bearing device;71, rotary motor;72, turntable;73, limit block;8, polishing device;81, bottom plate;82, cylinder two;83, slide rail;84, sliding block two;85, electric cylinder;86, moving plate;87, limit plate;88, pneumatic polisher;89, structure light scanner. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely below with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all.

[0027] In the description of the utility model, it needs to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. Embodiment one

[0028] Reference Figures 1-6 A kind of mobile phone back cover automatic precision polishing device, it include: base 1, the upper side of base 1 is fixed with control switch 2, the inner side of base 1 is fixed with conveying belt one 3, the inner side of base 1 is fixed with conveying belt two 4, mobile phone back cover 5 is contacted with on conveying belt one 3 and conveying belt two 4, the inner side of base 1 is fixed with clamping device 6, the side of clamping device 6 is provided with receiving device 7, the side of receiving device 7 is provided with polishing device 8;

[0029] Polishing device 8 includes bottom plate 81, the inner side of base 1 is fixed with bottom plate 81, the top of bottom plate 81 is fixed with cylinder two 82, the side of bottom plate 81 is also fixed with slide rail 83, the output end direction of cylinder two 82 is fixed with slider two 84 by piston rod, the side of slider two 84 is fixed with electric cylinder 85, the side of electric cylinder 85 is fixed with moving plate 86, the side of bottom plate 81 is fixed with limit plate 87, the side of moving plate 86 is fixed with pneumatic sander 88, moving plate 86 is fixed with structured light scanner 89.

[0030] Hole of the same diameter size as limit plate 87 is opened in moving plate 86.

[0031] The outer side wall of limit plate 87 and the inner side wall of moving plate 86 are in abutting sliding relationship.

[0032] Cylinder two 82 is started, slider two 84 is moved along slide rail 83 by piston rod, slider two 84 drives electric cylinder 85 and moving plate 86 to move to the upper side of mobile phone back cover 5.Electric cylinder 85 is started, moving plate 86 and pneumatic sander 88 thereon are moved in the direction perpendicular to the surface of mobile phone back cover 5.Pneumatic sander 88 starts to work, and mobile phone back cover 5 is polished quickly back and forth to ensure polishing efficiency and accuracy, wherein structured light scanner 89 monitors the surface condition of mobile phone back cover 5 in real time to ensure the accuracy and uniformity of polishing.After polishing, electric cylinder 85 and cylinder two 82 are moved reversely respectively, and pneumatic sander 88 and moving plate 86 are moved back to the original position.

[0033] The clamping device 6 comprises a fixed plate 61, the inner side of the base 1 is fixedly provided with the fixed plate 61, the top end of the fixed plate 61 is fixedly provided with a servo motor 62, the output end direction of the servo motor 62 is connected with a toothed belt 63 through a connecting rod and an engaging wheel, the inner side wall of the toothed belt 63 is engaged with a sliding block one 64, the lower side of the sliding block one 64 is fixedly provided with an air cylinder one 65, the output end direction of the air cylinder one 65 is fixedly provided with a connecting plate 66 through a piston rod, and the connecting plate 66 is fixedly provided with a plurality of groups of vacuum adsorbers 67.

[0034] The servo motor 62 is started, and the toothed belt 63 is driven to rotate through the connecting rod and the engaging wheel. The toothed belt 63 drives the sliding block one 64 to move along the fixed plate 61 until the air cylinder one 65 below the sliding block one 64 is aligned with the appropriate position of the mobile phone back shell 5. The air cylinder one 65 extends the piston rod, pushes the connecting plate 66 and the vacuum adsorbers 67 thereon to tightly adhere to the mobile phone back shell 5. The vacuum adsorbers 67 are started, and the mobile phone back shell 5 is firmly adsorbed on the connecting plate 66.

[0035] The receiving device 7 comprises a rotary motor 71, the inner side of the base 1 is fixedly provided with the rotary motor 71, the output end direction of the rotary motor 71 is fixedly provided with a rotating disc 72 through a connecting rod, and the upper side of the rotating disc 72 is fixedly provided with a limiting block 73.

[0036] While the clamping device 6 clamps the mobile phone back shell 5, the rotary motor 71 is started. The rotary motor 71 drives the rotating disc 72 to rotate through the connecting rod, and the limiting block 73 on the rotating disc 72 rotates to the appropriate position. The outer side wall of the limiting block 73 is in close contact with the inner side wall of the mobile phone back shell 5, thereby providing stable support and positioning for the mobile phone back shell 5.

[0037] The limiting block 73 is provided with four groups and arranged in a ring array.

[0038] The outer side wall of the limiting block 73 is in close contact with the inner side wall of the mobile phone back shell 5.

[0039] Working principle: please refer to Figures 1-5As shown, when the mobile phone back cover automatic precision polishing device is in the initial state, all components are in the preset position, the conveying belt one 3 and the conveying belt two 4 are in standby state, and the mobile phone back cover 5 is not loaded. The operator places the mobile phone back cover 5 to be polished on the conveying belt one 3, or places the mobile phone back cover 5 to be polished on the conveying belt one 3 through an external clamping device, and starts the whole device through the control switch 2. Then the conveying belt one 3 starts to run and conveys the mobile phone back cover 5 to the position of the clamping device 6. At the same time, the conveying belt two 4 is in standby state, ready to receive the polished mobile phone back cover 5. When the mobile phone back cover 5 reaches the clamping device 6, the clamping device 6 starts to work. The servo motor 62 starts to work, drives the toothed belt 63 to rotate through the connecting rod and meshing wheel. The toothed belt 63 drives the sliding block one 64 to move along the fixed plate 61 until the cylinder one 65 below the sliding block one 64 is aligned with the appropriate position of the mobile phone back cover 5. The cylinder one 65 extends the piston rod to push the connecting plate 66 and the vacuum chuck 67 on it to tightly adhere to the mobile phone back cover 5. The vacuum chuck 67 starts to work and firmly adsorbs the mobile phone back cover 5 on the connecting plate 66. At the same time, the rotary motor 71 starts to work. The rotary motor 71 drives the rotating disc 72 to rotate through the connecting rod, and the limiting block 73 on the rotating disc 72 rotates to the appropriate position. The outer wall of the limiting block 73 tightly contacts with the inner wall of the mobile phone back cover 5 to provide stable support and positioning for the mobile phone back cover 5.

[0040] Then the cylinder two 82 starts to work, drives the sliding block two 84 to move along the slide rail 83 through the piston rod, and drives the electric cylinder 85 and the moving plate 86 to move above the mobile phone back cover 5. The electric cylinder 85 starts to work, drives the moving plate 86 and the pneumatic polisher 88 on it to move in the direction perpendicular to the surface of the mobile phone back cover 5. The pneumatic polisher 88 starts to work and quickly polishes the mobile phone back cover 5 back and forth to ensure the polishing efficiency and accuracy. During the polishing process, the structured light scanner 89 monitors the surface condition of the mobile phone back cover 5 in real time to ensure the accuracy and uniformity of the polishing. After the polishing is completed, the electric cylinder 85 and the cylinder two 82 respectively move reversely to move the pneumatic polisher 88 and the moving plate 86 back to the original position.

[0041] After the polishing is completed, the cylinder one 65 retracts the piston rod to release the mobile phone back cover 5. The rotary motor 71 starts again to rotate the polished mobile phone back cover 5 to the position of the conveying belt two 4. The conveying belt two 4 starts to work and conveys the mobile phone back cover 5 out of the device. The device continues to run and repeats the above steps to polish the next mobile phone back cover 5.

Claims

1. A mobile phone back cover automatic precision polishing device, comprising: The bottom (1), the upper side of the bottom (1) is fixed with a control switch (2), the inner side of the bottom (1) is fixed with a conveying belt one (3), the inner side of the bottom (1) is fixed with a conveying belt two (4), the conveying belt one (3) and the conveying belt two (4) are all attached with a mobile phone back cover (5), characterized in that the inner side of the bottom (1) is fixed with a clamping device (6), one side of the clamping device (6) is provided with a receiving device (7), one side of the receiving device (7) is provided with a polishing device (8); The polishing device (8) comprises a bottom plate (81), the inner side of the bottom (1) is fixed with the bottom plate (81), the top of the bottom plate (81) is fixed with a cylinder two (82), one side of the bottom plate (81) is also fixed with a sliding rail (83), the output end direction of the cylinder two (82) is fixed with a sliding block two (84) through a piston rod, one side of the sliding block two (84) is fixed with an electric cylinder (85), one side of the electric cylinder (85) is fixed with a moving plate (86), one side of the bottom plate (81) is fixed with a limit plate (87), one side of the moving plate (86) is fixed with a pneumatic sander (88), the moving plate (86) is fixed with a structured light scanner (89).

2. The automatic precise polishing device for mobile phone rear cover of claim 1, wherein, The moving plate (86) is provided with a hole with the same diameter as the limit plate (87).

3. The automatic precise polishing device for mobile phone rear cover of claim 1, wherein, The outer side wall of the limit plate (87) and the inner side wall of the moving plate (86) are in a sliding fit.

4. The automatic precise polishing device for mobile phone rear cover of claim 1, wherein, The clamping device (6) comprises a fixed plate (61), the inner side of the bottom (1) is fixed with the fixed plate (61), the top end of the fixed plate (61) is fixed with a servo motor (62), the output end direction of the servo motor (62) is connected with a toothed belt (63) through a connecting rod and a meshing wheel, the inner side wall of the toothed belt (63) is engaged with a sliding block one (64), the lower side of the sliding block one (64) is fixed with a cylinder one (65), the output end direction of the cylinder one (65) is fixed with a connecting plate (66) through a piston rod, a plurality of groups of vacuum suction cups (67) are fixed on the connecting plate (66).

5. The automatic precise polishing device for mobile phone rear cover of claim 1, wherein, The receiving device (7) comprises a rotary motor (71), the inner side of the bottom (1) is fixed with the rotary motor (71), the output end direction of the rotary motor (71) is fixed with a turntable (72) through a connecting rod, the upper side of the turntable (72) is fixed with a limit block (73).

6. The automatic precise polishing device for mobile phone rear cover of claim 5, wherein, The limit block (73) is provided with four groups and arranged in a ring array.

7. The automatic precise polishing device for mobile phone rear cover of claim 5, wherein, The outer side wall of the limit block (73) and the inner side wall of the mobile phone back cover (5) are in close contact.

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