CN214440499U

CN214440499U - A mend and drench and scribble device for cell-phone casing

Info

Publication number: CN214440499U
Application number: CN202023118523.6U
Authority: CN
Inventors: 孔洋洋; 许鹏武
Original assignee: Huizhou Shuobaid New Material Technology Co ltd
Current assignee: Huizhou Shuobaid New Material Technology Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-10-22
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to a mend shower coating device for cell-phone casing, including the mount table and set up the tool board on the mount table, be equipped with on the tool board with cell-phone casing assorted inner supporting block, cell-phone casing is detained and is established on inner supporting block, inner supporting block is equipped with the briquetting all around respectively, and each briquetting is equipped with actuating mechanism respectively, actuating mechanism is used for promoting the briquetting and is close to or keeps away from inner supporting block to realize the extrusion fixing to the side of cell-phone casing; a movable pipette and a spraying pipe are arranged above the inner supporting block, and the pipette is connected with a vacuum generating device and is used for sucking away uneven spraying liquid on the surface of the mobile phone shell; and the spraying pipe is connected with a spraying device so as to carry out supplementary spraying treatment on the local area of the surface of the mobile phone shell, from which the spraying liquid is sucked. The compensation shower coating device can timely suck the uneven shower coating liquid away, and can perform compensation shower coating treatment on the local area where the shower coating liquid is sucked away, so that the defect of uneven shower coating is overcome, and the shower coating effect is improved.

Description

A mend and drench and scribble device for cell-phone casing

Technical Field

The utility model relates to a spray technical field, in particular to mend and drench and scribble device for cell-phone casing.

Background

With the development and progress of scientific technology, the communication technology is rapidly developed and greatly advanced in recent years, and 5G smart phone products are produced. Due to the particularity of 5G mobile phone antenna signal transmission, the production process of the existing mobile phone rear cover can not meet the requirements gradually. At present, novel composite material nanometer injection molding is mostly adopted in the industry for the production of 5G mobile phone rear covers, and the formed product piece still needs to be sequentially subjected to outer surface shower coating strengthening treatment, silk screen LOGO (nameplate), 3D (three-dimensional) colorful membrane pasting technology and the like, so that a final rear cover product can be formed. Moreover, in the molded rear cover product, the camera decoration piece needs to be assembled through adhesive tape sticking or dispensing so as to be matched with a rear camera on the mobile phone. The technological process of assembling the camera decorating part through rubberizing or dispensing is not only complicated in flow, low in yield, but also low in production efficiency, not beneficial to compression cost and capable of improving economic efficiency of enterprises. In view of this, in the present stage of the industry, many enterprises try to directly form the camera decoration part on the rear cover of the mobile phone, so as to reduce the processing flow of the rear cover and save the cost. However, the position of the camera decoration part directly formed on the rear cover of the mobile phone can directly cause the surface flatness of the rear cover of the mobile phone to be reduced, so that effusion and flow marks are easily generated in the shower coating process, the phenomenon of nonuniform shower coating is caused, the produced rear cover of the mobile phone can not meet the standard requirements of customers in both appearance and performance tests, and the market competitiveness of the product is seriously influenced. Therefore, it is very important to develop a repairing and shower coating device for a mobile phone shell to realize local repairing and shower coating treatment on an uneven area and improve the product yield.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a mend shower coating device for a mobile phone shell, which comprises an installation table and a jig plate arranged on the installation table, wherein the jig plate is provided with an inner supporting block matched with the mobile phone shell, the mobile phone shell is buckled on the inner supporting block, pressing blocks are respectively arranged around the inner supporting block, each pressing block is respectively provided with a driving mechanism, and the driving mechanism is used for pushing the pressing block to be close to or far away from the inner supporting block so as to realize extrusion and fixation on the side edge of the mobile phone shell; a movable pipette and a spraying pipe are arranged above the inner supporting block, and the pipette is connected with a vacuum generating device and is used for sucking away uneven spraying liquid on the surface of the mobile phone shell; and the spraying pipe is connected with a spraying device so as to carry out supplementary spraying treatment on the local area of the surface of the mobile phone shell, from which the spraying liquid is sucked.

Further, still including setting up the first fixing base next to the tool board, install first cylinder on the first fixing base, the flexible end and the fixed setting of pipette of first cylinder to drive the pipette and realize the position removal.

Furthermore, the flexible end of first cylinder even has first fixed block, seted up first mounting hole on the first fixed block, it is equipped with the pipette to insert in the first mounting hole, the pipette is the tubular metal resonator, pipette one end even has the imbibition needle mouth, the imbibition needle mouth sets up in the position corresponding with interior vaulting pole, the pipette other end links to each other with vacuum generating device through first hose.

Furthermore, still include the second fixing base that sets up with first fixing base is relative, install the second cylinder on the second fixing base, the flexible end of second cylinder with drench scribble the fixed setting of pipe to drive drench and scribble the pipe and realize the position removal.

Furthermore, the first cylinder and the second cylinder are arranged oppositely, and the movement directions of the telescopic ends of the first cylinder and the second cylinder are opposite.

Furthermore, the flexible end of second cylinder even has the second fixed block, the second mounting hole has been seted up on the second fixed block, and it has the curtain coating pipe to insert in the second mounting hole, the curtain coating pipe is the tubular metal resonator, curtain coating pipe one end even has the curtain coating needle mouth, the curtain coating needle mouth sets up in the position corresponding with interior vaulting pole, the curtain coating pipe other end passes through the second hose and links to each other with the curtain coating device.

Furthermore, the first fixing block and the second fixing block are respectively provided with a sliding groove, and the first fixing seat and the second fixing seat are respectively provided with a sliding rail matched with the sliding groove.

Furthermore, an in-place detection mechanism is arranged on the mounting table and used for detecting whether the liquid suction needle nozzle or the curtain coating needle nozzle reaches a preset position or not.

Furthermore, actuating mechanism is miniature cylinder, miniature cylinder is fixed to be set up on the tool board, miniature cylinder's flexible end links to each other with the briquetting to promote the briquetting and be close to or keep away from interior kicking block.

Further, the bottom of the pressing block is provided with a sliding block, and the upper surface of the jig plate is provided with a sliding groove matched with the sliding block.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a benefit drenches and scribbles device for cell-phone casing, the device utilizes interior bracer and briquetting to mutually support the fixed of realization adversary's casing, then in time siphons away the inhomogeneous liquid of drenching of cell-phone casing surface through the mobilizable pipette of bracer top including setting, utilize simultaneously the mobilizable pipe of drenching of bracer top including setting in time to being siphoned away the local area of drenching and scribbling the liquid to mend to drench and scribble the processing, cover behind the improvement cell-phone and drench and scribble inhomogeneous phenomenon, improve and drench and scribble the effect, and for covering behind the cell-phone the preparation technology of direct shaping camera decoration position and provide favorable implementation condition, and then under the not influenced condition of assurance product quality, simplify production technology, and improve production efficiency, and promote the qualification rate of product.

Drawings

Fig. 1 is a schematic structural view of a replenishment shower coating device for a mobile phone case in embodiment 1.

Fig. 2 is a plan view showing the structure of a replenishment shower for a mobile phone case in example 1.

FIG. 3 is a schematic view showing the positional relationship among the mounting table, jig plate, inner support block, press block, micro cylinder, and in-place detection mechanism in example 1.

FIG. 4 is a plan view showing the positional relationship among the mount table, jig plate, inner support block, press block, micro cylinder, and in-place detection mechanism in example 1.

Fig. 5 is a schematic view showing the pipette and the pipette tip in a non-operating state in example 1.

Fig. 6 is a schematic view showing the pipette and the pipette tip in an operating state in example 1.

Reference numerals

1-mounting table, 2-jig plate, 3-inner supporting block, 4-pressing block, 5-driving mechanism, 6-liquid suction pipe, 7-curtain coating pipe, 8-first fixing seat, 9-first air cylinder, 10-first fixing block, 11-liquid suction needle nozzle, 12-first hose, 13-second fixing seat, 14-second air cylinder, 15-second fixing block, 16-curtain coating needle nozzle, 17-second hose, 18-sliding rail, 19-in-place detection mechanism and 20-mounting base plate.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for purposes of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced and do not represent actual dimensions; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the same or similar reference numerals correspond to the same or similar parts; the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent.

Detailed Description

The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more clearly understand the advantages and features of the present invention and to clearly define the scope of the present invention.

Example 1

As shown in fig. 1 to 6, the present embodiment provides a repair shower coating device for a mobile phone housing, which includes a mounting table 1 and a jig plate 2 disposed on the mounting table 1. The bottom of the mounting table 1 is provided with four supporting rods, the four supporting rods are uniformly arranged along the circumferential direction of the mounting table 1, and the jig plate 2 is fixedly arranged on the upper surface of the mounting table 1 through bonding, screw connection or clamping connection and other modes. The tool plate 2 is provided with an inner supporting block 3 matched with the mobile phone shell on one side opposite to the mounting table 1. The cell-phone casing can be detained and establish including on bracer 3, interior bracer 3 is used for playing the primary importance effect to the cell-phone casing. The periphery of the inner supporting block 3 is respectively provided with a pressing block 4, namely, each side edge of the inner supporting block 3 is respectively provided with one pressing block 4. The pressing block 4 can be in a square block structure or a strip structure. If the pressing block 4 is in a long strip-shaped structure, the long edge of the long strip-shaped structure is parallel to the side edge of the inner supporting block 3. Each briquetting 4 has set actuating mechanism 5 respectively, and actuating mechanism 5 is used for promoting briquetting 4 and is close to or keeps away from interior kicking block 3 to realize the extrusion fixed to the side of cell phone case body. When the driving mechanism 5 arranged around the inner supporting block 3 simultaneously pushes the four pressing blocks 4 to move towards one side close to the inner supporting block 3, the pressing fixation of the side wall of the mobile phone shell can be realized through the cooperation of the pressing blocks 4 and the supporting block 3, and then the mobile phone shell is stably fixed on the inner supporting block 3. When the driving mechanism 5 arranged around the inner supporting block 3 drives the four pressing blocks 4 to move towards one side far away from the inner supporting block 3, the extrusion fixing force applied to the side wall of the mobile phone shell can be cancelled, and the mobile phone shell can be transferred quickly by an operator. A movable pipette 6 and a shower coating pipe 7 are also arranged above the inner supporting block 3. The moving mode includes at least one of up-down moving, front-back moving and left-right moving, and the specific moving mode can be a conventional sliding block and a sliding rail which are matched to move, and can also be a cylinder or a motor which is driven to move, and the moving mode is not limited specifically. Wherein, the pipette 6 is connected with a vacuum generating device, and the vacuum generating device enables the inside of the pipette 6 to generate negative pressure, thereby sucking away the uneven drenching coating liquid on the surface of the mobile phone shell. Of course, the non-uniform wicking of the shower coating liquid as aimed at herein is the wicking of the shower coating liquid prior to curing. The flow coating pipe 7 is connected with a flow coating device which is used for performing supplementary flow coating treatment on the local area of the surface of the mobile phone shell, which is sucked by the flow coating liquid, as shown in figures 1 and 2.

Preferably, in order to enable the driving mechanisms 5 around the inner supporting block 3 to move synchronously, a control end is further arranged, and the control end is in communication connection with the four driving mechanisms 5 arranged around the inner supporting block 3 and is used for controlling the four driving mechanisms 5 to start or stop simultaneously so as to improve the efficient limiting of the mobile phone shell. The control connection between the control terminal and the driving mechanism 5 can be realized by a conventional control circuit board in the prior art, and is not described in detail herein.

Preferably, the driving mechanism 5 selects a micro cylinder, the micro cylinder is fixedly arranged on the jig plate 2, the telescopic end of the micro cylinder is arranged on one side corresponding to the inner supporting block 3, and the telescopic end of the micro cylinder is connected with the pressing block 4 so as to push the pressing block 4 to be close to or far away from the inner supporting block 3.

Preferably, as shown in fig. 1, 2, 5 and 6, the jig further includes a first fixing seat 8 disposed beside the jig plate 2, the first fixing seat 8 is disposed independently from the mounting table 1, and the height of the first fixing seat 8 is greater than the height of the mounting table 1. First fixing base 8 upper surface mounting has first cylinder 9, and first cylinder 9 can dismantle with first fixing base 8 and be connected. The telescopic end of the first air cylinder 9 is fixedly arranged with the pipette 6 to drive the pipette 6 to realize position movement, so that the pipette 6 is close to the inner support block 3 or far away from the inner support block 3. In this embodiment, the telescopic end of the first cylinder 9 is connected to a first fixing block 10, a first mounting hole is formed in the first fixing block 10, a pipette 6 is inserted into the first mounting hole, and the pipette 6 is a metal pipe. Namely, the pipette 6 is inserted into the first mounting hole, one end of the pipette 6 is connected with a liquid suction needle nozzle 11, and the liquid suction needle nozzle 11 is arranged at a position corresponding to the inner support block 3. The other end of the pipette 6 is connected to the vacuum generating device via a first hose 12.

Preferably, as shown in fig. 1 and 2, the mounting platform further includes a second fixing base 13 disposed opposite to the first fixing base 8, the second fixing base 13 is also disposed independently from the mounting platform 1, and the height of the second mounting base 13 is greater than the height of the mounting platform 1. The second fixing seat 13 is provided with a second cylinder 14, and the telescopic end of the second cylinder 14 is fixedly arranged with the curtain coating pipe 7 so as to drive the curtain coating pipe 7 to move to realize the position, so that the curtain coating pipe 7 is close to the inner supporting block 3 or far away from the inner supporting block 3. In this embodiment, the flexible end of second cylinder 14 even has second fixed block 15, has seted up the second mounting hole on the second fixed block 15. A curtain coating pipe 7 is inserted into the second mounting hole, and the curtain coating pipe 7 is a metal pipe. Namely, the curtain coating pipe 7 is inserted in the second mounting hole, one end of the curtain coating pipe 7 is connected with a curtain coating needle nozzle 16, and the curtain coating needle nozzle 16 is arranged at the position corresponding to the inner supporting block 3. The other end of the curtain coating pipe 7 is connected with a curtain coating device through a second hose 17.

Preferably, as shown in fig. 1 and 2, the first cylinder 9 is arranged opposite to the second cylinder 14, and the telescopic ends of the first cylinder 9 and the second cylinder 14 move in opposite directions. For example, if the telescopic end of the first cylinder 9 performs telescopic motion to the left side, the telescopic end of the second cylinder 14 performs telescopic motion to the right side, so that the telescopic end of the first cylinder 9 can drive the pipette 6 to move close to or away from the left side of the inner supporting block 3, and the telescopic end of the second cylinder 14 can drive the curtain coating pipe 7 to move close to or away from the right side of the inner supporting block 3, so that the pipette 6 and the curtain coating pipe 7 respectively perform close to or away from the left side and the right side of the inner supporting block 3, and collision between the pipette 6 and the curtain coating pipe 7 in the moving process is avoided, damage is caused, and the processing efficiency is influenced.

Preferably, as shown in fig. 1, 2, 5 and 6, the first fixing block 10 and the second fixing block 15 are respectively provided with a sliding groove, the first fixing seat 8 and the second fixing seat 13 are respectively provided with a sliding rail 18 which is matched with the sliding groove, and the arrangement direction of the sliding rail 18 is kept with the moving direction of the pipette 6 and the dip coating tube 7. In this embodiment, both the pipette 6 and the dip coating tube 7 move along the long side direction of the inner support block 3, and therefore, the arrangement direction of the slide rail 18 is also consistent with the long side direction of the inner support block 3, that is, the slide rail 18 and the long side of the inner support block 3 are arranged in parallel.

Preferably, the pipette 6 includes a horizontal pipette and a vertical pipette, the vertical pipette is disposed vertically to the horizontal pipette, and a liquid inlet of the vertical pipette is disposed on the side of the inner support block 3. Wherein one end of the horizontal pipette passes through the first mounting hole and is communicated with the first hose 12, and the other end of the horizontal pipette is communicated with the vertical pipette. One end of the vertical pipette is communicated with the transverse pipette, the other end of the vertical pipette is connected with a pipette tip 11, and the pipette tip 11 is arranged on one side corresponding to the inner support block 3. The horizontal pipette and the vertical pipette may be integrally formed tube structures, or may be telescopic tubes formed by splicing a plurality of branch pipes. Of course, in order to improve the universality of the replenishment device, both the horizontal pipette and the vertical pipette are generally set to be in a telescopic structure, so as to realize the horizontal and vertical adjustment of the liquid suction needle nozzle 11.

Preferably, the curtain coating pipe 7 comprises a transverse curtain coating pipe and a vertical curtain coating pipe, the vertical curtain coating pipe is perpendicular to the transverse curtain coating pipe, and a liquid inlet of the vertical curtain coating pipe is arranged on one side of the inner support block 3. One end of the transverse curtain coating pipe penetrates through the second mounting hole and is communicated with the second hose 17, and the other end of the transverse curtain coating pipe is communicated with the vertical curtain coating pipe. One end of the vertical curtain coating pipe is communicated with the transverse curtain coating pipe, the other end of the vertical curtain coating pipe is connected with a curtain coating needle nozzle 16, and the curtain coating needle nozzle 16 is arranged on one side corresponding to the inner supporting block 3. Of course, the transverse curtain coating pipe and the vertical curtain coating pipe may be integrally formed pipe structures, or may be telescopic pipes formed by splicing a plurality of branch pipes. Similarly, to improve the universality of the replenishment coating device, both the transverse coating tube and the vertical coating tube are generally arranged in a telescopic structure, so as to realize the transverse and longitudinal adjustment of the coating needle nozzle 16.

Preferably, as shown in fig. 1 to 6, in view of the flexible mobility of the liquid suction needle nozzle 11 and the shower needle nozzle 16, in order to facilitate the control of the liquid suction needle nozzle 11 and the shower needle nozzle 16 to accurately reach the preset position for the additional shower processing, two sets of in-position detection mechanisms 19 are provided on the mounting table, the in-position detection mechanisms 19 are fixed on the mounting table 1 via a mounting substrate 20, and the in-position detection mechanisms 19 are used for detecting whether the liquid suction needle nozzle 11 or the shower needle nozzle 16 reaches the preset position. The in-position detection mechanism 19 as referred to herein includes, but is not limited to, an infrared in-position detection mechanism and a laser in-position detection mechanism. Specifically, the laser in-place detection mechanisms are taken as an example, each group of laser in-place detection mechanisms comprises a laser transmitter and a laser receiver, wherein the laser transmitter in one group of in-place detection mechanisms is arranged on one side of the inner supporting block 3, and the laser receiver is arranged on the side opposite to the laser transmitter. Similarly, the laser emitter and the laser receiver of the other set of in-place detection mechanism are respectively and oppositely arranged on the other two sides of the inner supporting block 3 so as to realize in-place detection of the liquid suction needle nozzle 11 or the curtain coating needle nozzle 16 in the X direction and the Y direction.

Preferably, the bottom of the pressing block 4 is provided with a sliding block, and the upper surface of the jig plate 2 is provided with a sliding groove matched with the sliding block, so that the pressing block 4 can rapidly slide linearly on the surface of the jig plate 2.

Preferably, a conveying mechanism, such as a conveying rail or a conveying belt, may be further disposed between the jig plate 2 and the mounting table 1 in the present technical solution. That is, the transmission mechanism is provided on the mounting table 1, and the jig plate 2 is provided on the transmission mechanism to realize the transmission and transfer function to the jig plate 2 by the transmission mechanism. Like this, just can realize the online benefit of the cell-phone casing in the transmission and drench and scribble the operation, do benefit to further reduction manual work transfer cost, improve work efficiency.

The specific process of the supplementary shower coating is as follows:

firstly, the mobile phone shell which just enters the spraying and coating process is transferred to the inner supporting block 3, then four driving mechanisms 5 around the inner supporting block 3 are controlled to be started synchronously, and four pressing blocks 4 are pushed to move towards one side of the inner supporting block 3 through the four driving mechanisms 5 so as to fix the mobile phone shell on the inner supporting block 3. Then, the first cylinder 9 is started, the first fixing block 10 is driven to slide on the slide rail 18 by the first cylinder 9, so that the vertical pipette reaches a preset position, and then, the horizontal pipette and the vertical pipette are controlled to extend and retract to set the pipette tip 11 at the preset position. And starting a vacuum generating device, generating negative pressure through the vacuum generating device, and sucking the uncured spraying liquid at the preset position away through the liquid suction needle nozzle 11. Then, the expansion and contraction of the lateral pipette and the vertical pipette are reversely adjusted, and the pipette 6 is driven away from the preset position by the first cylinder 9. After the pipette 6 is far away from the preset position, the second cylinder 14 can be started, the second cylinder 14 drives the curtain coating pipe 7 to be close to the preset position, and the stretching of the transverse curtain coating pipe and the vertical curtain coating pipe is adjusted, so that the curtain coating needle nozzle 16 is arranged at the preset position. And finally, starting the curtain coating device, conveying the curtain coating liquid to the curtain coating pipe 7 by the curtain coating device, and performing curtain coating to a preset position through the curtain coating needle nozzle 16 to realize local supplementary curtain coating operation on the preset position. After the supplementary shower coating operation is completed, the telescopic lengths of the transverse shower coating pipe and the vertical shower coating pipe can be reversely controlled, and the shower coating pipe 7 is driven by the second air cylinder 14 to be far away from the preset position until the supplementary shower coating operation on the preset position is completed.

This embodiment provides a benefit drenches and scribbles device for cell-phone casing, the device utilizes interior bracer 3 and briquetting 4 to mutually support and realizes the fixed of cell-phone casing, then in time siphons away the inhomogeneous liquid of drenching of cell-phone casing surface through the mobilizable pipette 6 that sets up in bracer 3 top, utilize simultaneously to set up in 3 tops of bracer mobilizable drenching and scribble pipe 7 in time to being siphoned away the local area of drenching and scribbling the liquid and mend the drenching and scribble the processing, cover behind the improvement cell-phone and drench and scribble inhomogeneous phenomenon, improve and drenching and scribble the effect, and for covering behind the cell-phone preparation technology of direct forming camera decoration position and provide favorable implementation condition, and then under the not influenced condition of assurance product quality, simplify production technology, and improve production efficiency, and the qualification rate of product is promoted.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. 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. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A supplementary shower coating device for a mobile phone shell is characterized by comprising an installation table and a jig plate arranged on the installation table, wherein an inner supporting block matched with the mobile phone shell is arranged on the jig plate, the mobile phone shell is buckled on the inner supporting block, pressing blocks are respectively arranged on the periphery of the inner supporting block, and each pressing block is respectively provided with a driving mechanism which is used for pushing the pressing block to be close to or far away from the inner supporting block so as to realize extrusion and fixation on the side edge of the mobile phone shell; a movable pipette and a spraying pipe are arranged above the inner supporting block, and the pipette is connected with a vacuum generating device and is used for sucking away uneven spraying liquid on the surface of the mobile phone shell; and the spraying pipe is connected with a spraying device so as to carry out supplementary spraying treatment on the local area of the surface of the mobile phone shell, from which the spraying liquid is sucked.

2. The replenishment device for the mobile phone shell according to claim 1, further comprising a first fixing seat disposed beside the jig plate, wherein the first fixing seat is provided with a first cylinder, and a telescopic end of the first cylinder is fixedly disposed with the pipette so as to drive the pipette to move.

3. A supplementary coating apparatus for a handset case according to claim 2, wherein the first cylinder is connected at its telescopic end to a first fixing block having a first mounting hole, a pipette inserted into the first mounting hole, the pipette being a metal tube, and a pipette tip connected at one end of the pipette, the pipette tip being disposed at a position corresponding to the inner support block, and the other end of the pipette being connected to the vacuum generating apparatus through a first hose.

4. A coating compensating device for a handset casing according to claim 3, further comprising a second fixing base disposed opposite to the first fixing base, wherein the second fixing base is provided with a second cylinder, and a telescopic end of the second cylinder is fixedly disposed with the coating pipe to drive the coating pipe to realize position movement.

5. A refill coating apparatus for a handset housing according to claim 4, wherein said first cylinder is disposed opposite said second cylinder, the direction of movement of the telescopic ends of the first and second cylinders being opposite.

6. A repairing and curtain coating device for a mobile phone shell according to claim 4, wherein a second fixing block is connected to the telescopic end of the second cylinder, a second mounting hole is formed in the second fixing block, a curtain coating pipe is inserted into the second mounting hole and is a metal pipe, a curtain coating needle nozzle is connected to one end of the curtain coating pipe, the curtain coating needle nozzle is arranged at a position corresponding to the inner supporting block, and the other end of the curtain coating pipe is connected with the curtain coating device through a second hose.

7. A make-up spray coating apparatus for handset housings according to claim 6, wherein said first and second fixed blocks have respective sliding grooves, and said first and second fixed blocks have respective sliding rails engaged with the sliding grooves.

8. A replenishment shower apparatus for use with a handset housing according to claim 6 wherein said mounting table is provided with in-position detection means for detecting whether the suction nozzle or the shower nozzle has reached a predetermined position.

9. A coating supplement device for a mobile phone shell according to claim 1, wherein said driving mechanism is a micro cylinder, said micro cylinder is fixedly arranged on the jig plate, and the telescopic end of said micro cylinder is connected with the press block to push the press block to approach or leave the inner support block.

10. A refill coating apparatus for a handset housing according to claim 9, wherein said press block has a slider at a bottom thereof, and said jig plate has a slide groove on an upper surface thereof for engaging with the slider.