Utility model content
The technical problem to be solved by the utility model is to provide a kind of automatic adhesive tape application be sticked it is standby, it is intended to solve existing
Pasted in technology double-sided adhesive band processing efficiency is low and the problem of the quality of production difference of product joint adhesive band.
In order to solve the above technical problems, the utility model is realized in this way, a kind of automatic adhesive tape application be sticked it is standby, including:
Adhesive tape loads mounting plate, and adhesive tape loads mounting plate and is equipped with adhesive tape placement section and adhesive tape waste recovery portion, and adhesive tape loads installation
Adhesive tape outlet is additionally provided on plate;Adhesive tape folding and unfolding drive component, adhesive tape folding and unfolding drive component are installed on adhesive tape and load on mounting plate, glue
Band folding and unfolding drive component includes active drive motor, and active drive motor is drivingly connected with adhesive tape waste recovery portion to drive adhesive tape
Waste recovery portion rotates;Adhesive tape cutting structure, adhesive tape cutting structure include mounting tool post, tool fitting, cutting blade and cunning
Component is moved, mounting tool post is connected to adhesive tape and loads on mounting plate, and mounting tool post passes through slot and cutter accommodating space, knife equipped with adhesive tape
Tool mounting base is set in cutter accommodating space, and cutting blade is connected on tool fitting, and sliding assembly is mounted on installation knife
On frame, tool fitting is connected to sliding assembly, and sliding assembly can drive tool fitting edge to pass through slot perpendicular to adhesive tape
The direction linear reciprocation sliding of extending direction;Adhesive tape gluing header structure, adhesive tape gluing header structure are set to adhesive tape exit, adhesive tape
Fitting header structure includes lamination machinery arm and fitting idler wheel, and the first end of lamination machinery arm is connected to adhesive tape and loads on mounting plate,
Lamination machinery arm is equipped with the adhesive tape guide groove for wearing adhesive tape, and fitting idler wheel is mounted in the second end of lamination machinery arm,
Adhesive tape is wound on fitting idler wheel so that adhesive tape is carried out pressing stickup;Controller, controller and active drive motor, sliding assembly are equal
Electrical connection.
Further, sliding assembly includes:Driver is slid, sliding driver is mounted on mounting tool post, sliding driving
Device is electrically connected with the controller;Guide holder is slid, sliding guide holder is connected on mounting tool post, and sliding guide holder is accommodating positioned at cutter
In space;Rail is slid, sliding rail is assemblied on sliding guide holder, and the one end for sliding rail is connected to the telescopic drive of sliding driver
On bar.
Further, adhesive tape cutting structure further includes tool driver, and tool driver is mounted on tool fitting, cuts
Cutting blade is circular knife, and cutting blade is mounted in the rotary shaft of tool driver, and tool driver is electrically connected with the controller.
Further, it further includes optical fiber detector that automatic adhesive tape application, which is sticked standby, and optical fiber detector includes fiber amplifier
Device and optical fiber detecting probe, fiber amplifier are connected to adhesive tape and load on mounting plate, and mounting tool post is equipped with probe mounting holes, light
Fine detection probe is mounted in probe mounting holes, and optical fiber detecting probe is electrically connected with fiber amplifier, fiber amplifier and control
Device is electrically connected.
Further, adhesive tape cutting structure further includes that multiple adhesive tapes dredge idler wheel, and multiple adhesive tapes are dredged idler wheel and are arranged in glue
Band is by slot, and multiple adhesive tapes dredge idler wheel and are in turn spaced setting.
Further, sliding cutting groove is additionally provided on mounting tool post, the cutting edge of cutting blade is located in sliding cutting groove,
And sliding cutting groove passes through slot across adhesive tape.
Further, adhesive tape gluing header structure further includes mounting blocks, and mounting blocks are connected to adhesive tape and load on mounting plate, fitting
The first end of mechanical arm is connected to by the first connection pin on mounting blocks, and mounting blocks are equipped with arc chute and for installing pressure
The spring mounting hole of contracting spring, spring mounting hole extend connection arc chute, the second connection pin are connected on lamination machinery arm,
The end of second connection pin passes through arc chute, and the end abutment of compressed spring is on the end of the second connection pin.
Further, adhesive tape gluing header structure further includes at least one adhesive tape guide roller, and the first connection pin, second connect
Outbound column both passes through adhesive tape guide groove, adhesive tape guide roller to be set on the first connection pin and/or the second connection pin,
And adhesive tape guide roller is located in adhesive tape guide groove.
Further, adhesive tape turnover inclined-plane is additionally provided on lamination machinery arm, adhesive tape transfers inclined-plane positioned at the second connection pin
Be bonded between idler wheel.
Further, fitting idler wheel is provided with multiple, interval setting successively between multiple fitting idler wheels.
Compared with prior art, advantageous effect is the utility model:It is sticked using the automatic adhesive tape application standby to product table
Face carries out pasting double-sided adhesive band, can realize the stickup processing flow of full automation, manually be participated in without any,
Improve the processing efficiency for product surface paste double-sided adhesive band.During the extraction walking of adhesive tape, lead to
It crosses adhesive tape and collaboration guiding normotopia is carried out to adhesive tape by slot and adhesive tape guide groove, placement adhesive tape deviates in the process of walking to walk,
So that it is guaranteed that the accuracy of paste position and the consistency of sticking Quality, ensure that and carry out stickup double-sided adhesive to product surface
The processing quality of band.
Description of the drawings
Fig. 1 is that the automatic adhesive tape application of the utility model embodiment is sticked the assembling structure schematic diagram at the first standby visual angle;
Fig. 2 is that the automatic adhesive tape application of the utility model embodiment is sticked the assembling structure schematic diagram at the second standby visual angle;
Fig. 3 is that the automatic adhesive tape application of the utility model embodiment is sticked the first standby decomposition texture schematic diagram;
Fig. 4 is that the automatic adhesive tape application of the utility model embodiment is sticked the second standby decomposition texture schematic diagram;
Fig. 5 is the third decomposition texture schematic diagram that the automatic adhesive tape application of the utility model embodiment is sticked standby;
Fig. 6 is that the automatic adhesive tape application of the utility model embodiment is sticked the 4th standby decomposition texture schematic diagram.
In the accompanying drawings, each reference numeral indicates:
10, adhesive tape loads mounting plate;11, adhesive tape placement section;111, adhesive tape partition board;112, adhesive tape runner;113, pressing plate;
114, the first attachment screw;115, driven shaft;116, driving key;117, bearing backing plate;118, driven bearing;12, adhesive tape waste material
Recoverer;121, first clamping piece;122, rolling wheel is recycled;123, second intermediate plate;124, gasket;125, the second attachment screw;13, glue
Band outlet;20, adhesive tape folding and unfolding drive component;21, active drive motor;22, transmission belt structure;23, motor mounting plate;24,
Driving shaft;30, adhesive tape cutting structure;31, mounting tool post;3101, knife rest head;3102, knife rest bottom;311, adhesive tape passes through
Slot;312, cutter accommodating space;313, probe mounting holes;314, cutting groove is slid;32, tool fitting;33, cutting blade;
34, sliding assembly;341, driver is slid;3410, telescopic drive bar;342, guide holder is slid;343, rail is slid;35, adhesive tape
Dredge idler wheel;36, connection sheet;37, connecting plate;38, blade connecting shaft;39, blade fixing nut;40, adhesive tape gluing header structure;
41, lamination machinery arm;411, adhesive tape guide groove;412, adhesive tape turnover inclined-plane;42, it is bonded idler wheel;43, mounting blocks;431, arc
Sliding slot;432, spring mounting hole;44, adhesive tape guide roller;51, fiber amplifier;52, optical fiber detecting probe;61, the first connection
Pin;62, the second connection pin;63, connecting pin;64, connector sleeve;65, clamp;70, fixed seat.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figures 1 to 6, it includes that adhesive tape loads mounting plate 10, adhesive tape is received that the automatic adhesive tape application of the present embodiment, which is sticked standby,
Put drive component 20, adhesive tape cutting structure 30, adhesive tape gluing header structure 40 and controller (not shown), wherein adhesive tape folding and unfolding is driven
Dynamic component 20 includes active drive motor 21, and adhesive tape cutting structure 30 includes mounting tool post 31, tool fitting 32, cutting blade
33 and sliding assembly 34, adhesive tape gluing header structure 40 includes lamination machinery arm 41 and fitting idler wheel 42.Adhesive tape loads mounting plate 10
It is equipped with adhesive tape placement section 11 and adhesive tape waste recovery portion 12, and adhesive tape loads and is additionally provided with adhesive tape outlet 13, glue on mounting plate 10
Band folding and unfolding drive component 20 is installed on adhesive tape and loads on mounting plate 10, and active drive motor 21 drives with adhesive tape waste recovery portion 12
Connection is to drive adhesive tape waste recovery portion 12 to rotate, and mounting tool post 31 is connected to adhesive tape and loads on mounting plate 10, mounting tool post 31
Equipped with adhesive tape by slot 311 and cutter accommodating space 312, tool fitting 32 is set in cutter accommodating space 312, cutter
Piece 33 is connected on tool fitting 32, and sliding assembly 34 is mounted on mounting tool post 31, and tool fitting 32 is connected to sliding
Component 34, sliding assembly 34 can drive tool fitting 32 along straight by the direction of the extending direction of slot 311 perpendicular to adhesive tape
Line is toward polyslip, and adhesive tape gluing header structure 40 is set at adhesive tape outlet 13, and the first end of lamination machinery arm 41 is connected to adhesive tape
It loads on mounting plate 10, lamination machinery arm 41 is equipped with the adhesive tape guide groove 411 for wearing adhesive tape, and fitting idler wheel 42 is mounted on
In the second end of lamination machinery arm 41, adhesive tape is wound on fitting idler wheel 42 so that adhesive tape is carried out pressing stickup, controller and active
Driving motor 21, sliding assembly 34 are electrically connected.
Used adhesive tape is made of double-sided adhesive band and adhesive tape carrying belt, and double-sided adhesive band is compounded in adhesive tape carrying
It takes, then by adhesive tape around bundled, in this way, after extracting adhesive tape out use, double-sided adhesive band is glued to the required of product
On finished surface, and adhesive tape carrying belt is then recycled as waste material.
The automatic adhesive tape application standby each corresponding building block that is sticked is completed, then the automatic adhesive tape application is applied to paste
Equipment carries out the required finished surface of corresponding product the manufacturing procedure of Continuous pressing device for stereo-pattern, and in process, staff will be at
The adhesive tape of bundle is positioned on adhesive tape placement section 11, and the free end of adhesive tape is extracted out, and the free end of adhesive tape is passed through adhesive tape
Adhesive tape guide groove 411 is passed through by slot 311, then by the free end of adhesive tape, adhesive tape is then extended into fitting idler wheel 42, at this time
Double-sided adhesive band is detached with adhesive tape carrying belt, and adhesive tape waste material time is connected to after adhesive tape carrying belt is bypassed fitting idler wheel 42
At receipts portion 12.In this way, during product is by fitting idler wheel 42, controller controls active drive motor 21 and starts mobile glue
Band waste recovery portion 12 rotates, to which adhesive tape continuously be extracted out from adhesive tape placement section 11, and will be two-sided by being bonded idler wheel 42
Pressure sensitive adhesive tape pressing affixes on product surface, while adhesive tape carrying belt is carried out recycling winding by adhesive tape waste recovery portion 12.It waits for
When pasting the extraction length of double-sided adhesive band needed for completing to product surface and meeting process requirements, controller control is actively driven
Dynamic motor 21 stops, and controller controls sliding assembly 34 into line slip, to drive cutting blade 33 by double-sided adhesive
Band is cut off and adhesive tape carrying belt is not cut, and until the sliding of sliding assembly 34 returns back to initial position, controller control is actively
Driving motor 21 works on to continue to extract adhesive tape, in this way, the cutting position until double-sided adhesive band comes fitting idler wheel
Separation will be disconnected at 42 positions automatically, this product surface, which is pasted, at this time completes double-sided adhesive band, and controller control is actively
Driving motor 21 is stopped, and next round application work is carried out to wait for next product to arrive.
It is sticked using the automatic adhesive tape application for carrying out pasting double-sided adhesive band to product surface, can be realized fully automated
The stickup processing flow of change is manually participated in without any, is improved and is carried out pasting double-sided adhesive band to product surface
Processing efficiency.During the extraction walking of adhesive tape, by adhesive tape by slot 311 and adhesive tape guide groove 411 to adhesive tape into
Collaboration of going is oriented to normotopia, and placement adhesive tape deviates in the process of walking to walk, so that it is guaranteed that the accuracy of paste position and stickup matter
The consistency of amount ensure that the processing quality for product surface paste double-sided adhesive band.
As shown in Figure 5 and Figure 6, the adhesive tape placement section 11 of the present embodiment is by adhesive tape partition board 111, adhesive tape runner 112, pressing plate
113, the first attachment screw 114, driven shaft 115, driving key 116, bearing backing plate 117 and driven bearing 118 assembly.It is filling
During with adhesive tape placement section 11, driven bearing 118 is connected on bearing backing plate 117 first, then leads to driven shaft 115
Driving key 116 is crossed to be assembled with driven bearing 118, by bearing backing plate 117 be connected to adhesive tape load mounting plate 10 on and make from
The end of moving axis 115 passes through adhesive tape to load mounting plate 10, then successively pacifies adhesive tape partition board 111, adhesive tape runner 112, pressing plate 113
On the end of driven shaft 115, and by being threadedly coupled between the first attachment screw 114 and the end of driven shaft 115, at this time
First attachment screw 114 compresses pressing plate 113, to pressing plate 113 by adhesive tape partition board 111, adhesive tape runner 112 be stably connected with from
On moving axis 115.
As shown in fig. 6, during assembly glue band folding and unfolding drive component 20 is with adhesive tape waste recovery portion 12, first by glue
Band folding and unfolding drive component 20, which assembles, to be completed, then assembly glue band waste recovery portion 12.Wherein, adhesive tape folding and unfolding drive component 20 also wraps
Include transmission belt structure 22, motor mounting plate 23 and driving shaft 24;Adhesive tape waste recovery portion 12 is then by first clamping piece 121, recycling
Rolling wheel 122, second intermediate plate 123, gasket 124 and the second attachment screw 125 composition.In assembling process, by active drive motor
21 are connected on motor mounting plate 23, and motor mounting plate 23, which is then connected to adhesive tape, loads on mounting plate 10, then will transmission
The first end of belt composition 22 is connected on the machine shaft of active drive motor 21, then driving shaft 24 is installed on adhesive tape and is loaded
On mounting plate 10 and make the end of driving shaft 24 that adhesive tape be passed through to load mounting plate 10, and the second end of transmission belt structure 22 is connected
It is connected on driving shaft 24.Then the assembly work in adhesive tape waste recovery portion 12 is carried out, successively by first clamping piece 121, recycling rolling wheel
122, second intermediate plate 123, gasket 124 are assemblied on the end of driving shaft 24, are then threadedly coupled by the second attachment screw 125
On the end of driving shaft 24,125 compress gasket 124 of the second attachment screw at this time so that gasket 124 compress second intermediate plate 123,
Recycle rolling wheel 122, first clamping piece 121, you can the assembly work for completing adhesive tape waste recovery portion 12, in this way, being formed by adhesive tape
Carrying belt is wound onto on recycling rolling wheel 122, when the adhesive tape balled scrap recycled on recycling rolling wheel 122 is around full, you can pass through
Dismounting lower second attachment screw 125, gasket 124 and second intermediate plate 123, you can the waste material recycled is removed, weight is then carried out
New recycling winding.
As shown in Figures 3 to 6, the sliding assembly 34 of the present embodiment includes sliding driver 341,342 and of sliding guide holder
Slide rail 343.In the present embodiment, mounting tool post 31 is made of knife rest head 3101 and knife rest bottom 3102, and adhesive tape passes through slot
311 are formed on knife rest head 3101, and cutter accommodating space 312 is formed on knife rest bottom 3102, and knife rest head 3101
Adhesive tape is connected to by two connection sheets 36 to load on mounting plate 10, two connection sheets 36 are symmetrical set.Slide driver 341
On the knife rest bottom 3102 of mounting tool post 31, sliding driver 341 is electrically connected with the controller, and sliding guide holder 342 connects
It is connected on the knife rest bottom 3102 of mounting tool post 31, sliding guide holder 342 is located in cutter accommodating space 312.Rail 343 is slid to fill
Assigned on sliding guide holder 342, specifically, sliding guide holder 342, which is equipped with, is oriented to raised line, and sliding rail 343 is equipped with guide groove, leads
It is assemblied in guide groove to raised line, cooperation, which is realized, in slipping, between guide groove and guiding raised line slides guiding.Slide rail
343 one end is connected to by connecting plate 37 on the telescopic drive bar 3410 of sliding driver 341.It is needing to the two-sided of adhesive tape
When Pressure sensitive adhesive tape is cut, controller control sliding driver 341 starts so that the stretching of telescopic drive bar 3410, telescopic drive
Bar 3410 drives sliding rail 343 to slide, to drive cutting blade 33 mobile to adhesive tape and carry out cutting action.
Preferably, during cutting double-sided adhesive band, cutting blade 33 can also be made to be cut relative to adhesive tape generation
Cut power, it is ensured that the cut-out effect that adhesive tape is cut, therefore, cutting blade 33 are circular knife, and adhesive tape cutting structure 30 further includes knife
Has driver (not shown), tool driver is mounted on tool fitting 32, and cutting blade 33 passes through blade connecting shaft
38 are installed, and are then tightened by blade fixing nut 39 and (are worked as glue so that cutting blade 33 to be fixed in blade connecting shaft 38
When tool driver is not arranged in band cut-out structure 30, blade connecting shaft 38 is connected directly between on tool fitting 32, and will
Cutting blade 33 is connected to blade connecting shaft 38), cutting blade 33 is mounted in the rotary shaft of tool driver, and cutter drives
Device is electrically connected with the controller.During being cut to adhesive tape, while controller controls sliding assembly 34 into line slip,
Controller also controls tool driver and starts to drive circular knife to rotate simultaneously, in this way, sliding assembly 34 drives circular knife sliding
While circular knife carry out circumgyration incision, ensure that the cut-out effect of double-sided adhesive band.
In the present embodiment, it further includes optical fiber detector that automatic adhesive tape application, which is sticked standby, as shown in Figures 1 to 5, optical fiber inspection
It includes fiber amplifier 51 and optical fiber detecting probe 52 to survey device.Specifically, fiber amplifier 51 is connected to adhesive tape and loads installation
On plate 10, the knife rest head 3101 of mounting tool post 31 is equipped with probe mounting holes 313, and optical fiber detecting probe 52, which is mounted on probe, pacifies
It fills in hole 313.Optical fiber detecting probe 52 is electrically connected with fiber amplifier 51, and fiber amplifier 51 is electrically connected with the controller.In this way,
Adhesive tape during being extracted walking, survey the extraction length of adhesive tape by controller control in real time by optical fiber detecting probe 52
Amount is arranged since optical fiber detecting probe 52 is mounted on knife rest head 3101 to be spaced with cutting blade 33, can be more accurate
Ground ensures that detected tape-stripping length disclosure satisfy that the demand for pasting processing.Adhesive tape is extracted walking, optical fiber detecting probe
The optical signal detected is transferred to fiber amplifier 51, fiber amplifier 51 by 52 detection length of tape, optical fiber detecting probe 52
Electric signal will be changed into after light optical signal amplification and pass to controller, when the length of tape satisfaction stickup extracted out requires,
Controller control active drive motor 21 stops and controls the operation for carrying out dicing tape.When optical fiber detector detects adhesive tape
When by walking without adhesive tape in slot 311, optical fiber detector transmits the information that adhesive tape is finished to controller, controls at this time
Device then controls the automatic adhesive tape application and is sticked for application work is stopped, and waits staff to replace new adhesive tape and completes and then lead to
Controller control automatic adhesive tape application is crossed to be sticked for application work is continued.
As shown in figure 3, during adhesive tape is extracted out and walked, in order to keep the process that adhesive tape is extracted walking more smooth,
Therefore, adhesive tape cutting structure 30 further includes that multiple adhesive tapes dredge idler wheel 35.Multiple adhesive tapes are dredged the setting of idler wheel 35 and are passed through in adhesive tape
In slot 311, and multiple adhesive tapes dredge idler wheel 35 and are in turn spaced setting.Adhesive tape is when across adhesive tape by slot 311, by multiple glue
Band dredges the carrying of idler wheel 35, thus adhesive tape is in being extracted walking process, and adhesive tape, which dredges idler wheel 35 and carries out rotation, to be dredged so that glue
Band can walk along identical conveying track always, avoid adhesive tape that position offset occurs.
As shown in figure 4, during carrying out cutting cut-out to adhesive tape, in order to ensure the correctness gone to, and ensure
The cutting edge of cutting blade 33 is correct always consistent relative to the cutting position of double-sided adhesive band, therefore, mounting tool post 31
Sliding cutting groove 314 is additionally provided on knife rest head 3101, the cutting edge of cutting blade 33 is located in sliding cutting groove 314, and sliding
It moves cutting groove 314 and passes through slot 311 across adhesive tape.
As shown in Figure 5 and Figure 6, the adhesive tape gluing header structure 40 of the present embodiment further includes mounting blocks 43, and mounting blocks 43 connect
It is loaded on mounting plate 10 in adhesive tape.The first end of lamination machinery arm 41 is connected to by the first connection pin 61 on mounting blocks 43.
Mounting blocks 43 are equipped with arc chute 431 and spring mounting hole 432, and spring mounting hole 432 extends connection arc chute 431, bullet
Spring mounting hole 432 is equipped with compressed spring (not shown), and by mounting blocks 43 connecting spring pressing plate by compressed spring
It blocks in spring mounting hole 432.The second connection pin 62, the end of the second connection pin 62 are connected on lamination machinery arm 41
Across arc chute 431, the end abutment of compressed spring on the end of the second connection pin 62, to product surface into
During double-sided adhesive band is pasted in row pressing, second connects the end of pin 62 along the arching trajectory of arc chute 431
Walking, and carry out supporting buffering by the end of the connection pin 62 of spring pair second, it is thus possible to closely pressed
Paste double-sided adhesive band.
In the present embodiment, adhesive tape gluing header structure 40 further includes at least one adhesive tape guide roller 44, the first connecting pin
Column 61, second connects pin 62 and adhesive tape guide groove 411, adhesive tape guide roller 44 is both passed through to be set to the first connection pin 61
And/or second on connection pin 62, and adhesive tape guide roller 44 is located in adhesive tape guide groove 411.Preferably, the present embodiment uses
It is respectively provided with adhesive tape guide roller 44 on the first connection connection pin 62 of pin 61 and second and guiding conveying is carried out to adhesive tape.Such as Fig. 5
Shown in Fig. 6, during assembly glue band guide roller 44, it is inserted in adhesive tape guide roller 44 using connector sleeve 64, later
It is placed in the adhesive tape guide groove 411 of lamination machinery arm 41, then connecting pin 63 is sequentially passed through lamination machinery arm 41 and connected
The open end of connecting pin 63 is finally blocked using clamp 65, that is, completes the assembly working of adhesive tape guide roller 44 by female connector 64.
Adhesive tape during being extracted walking, dredge idler wheel 35, adhesive tape guide roller 44 and fitting idler wheel 42 and rotate, three by adhesive tape
Collaboration adhesive tape is oriented to, normotopia, conveying.
Turnover bending is formed between the first end and second end of lamination machinery arm 41, in this way, adhesive tape is bent position in the turnover
The place of setting is tightened up, and double-sided adhesive band still keeps close compound with adhesive tape carrying belt before arrival is bonded idler wheel 42, also,
Adhesive tape turnover inclined-plane 412 is equipped at the turnover bending position of lamination machinery arm 41, adhesive tape transfers inclined-plane 412 positioned at the second connection
Pin 62 be bonded between idler wheel 42.
In order to keep the pressure force force that double-sided adhesive band is pasted in pressing more uniformly effective, therefore the fitting of the present embodiment
Idler wheel 42 is provided with multiple, interval setting successively between multiple fitting idler wheels 42.It is not done to two-sided by multiple fitting idler wheels 42
Repeatedly pressing is pasted onto on product surface adhesive tape, reaches the close sticking effect of pressing.
In order to coordinate production line to carry out pasting double-sided adhesive band to product surface, thus by fixed seat 70 by the adhesive tape
Automatic attaching apparatus is assembled on production line, and it is fast between to realize that different automatic adhesive tape applications is sticked by fixed seat 70
Quick-detach, installation.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.