CN104708203A - Tco(thermal cut off) production apparatus and manufacturing methods - Google Patents

Abstract

An apparatus for manufacturing a thermal cut off (TCO) according to the present invention determines, using a contact type insertion inspecting device and a non-contact type insertion inspecting device, whether a thermal fuse and a conductive thin plate of the TCO for application in a battery protection circuit of a portable mobile device are mounted and inserted to overlap with each other, while moving the thermal fuse and the conductive thin plate by a conveyor belt which circulates a caterpillar track after the thermal fuse and the conductive thin plate are placed in a jig apparatus in parallel. The overlapping portion between the conductive thin plate and the thermal fuse is pressed by a pressurizing device shortly before performing laser welding work. After the welding work, a welding part of the TCO is photographed and compared with a base image to determine a welding fault. The apparatus for manufacturing the TCO consists of a discharge device and a function inspecting device for measuring the resistance value of the thermal fuse by being brought into contact with both ends of the conductive thin plate, thereby enabling mass production of a TCO which can guarantee stable performance and reliability of the thermal fuse.

Description

For the manufacture of equipment and the method for TCO

Technical field

The present invention relates to a kind of equipment for the manufacture of TCO (thermal cut-off) and method; be different from the manual work manufacturing and be applied to the TCO of mobile device battery protecting circuit; its by be configured for carry out forming the thermo-fuse of TCO and pair of conductive thin plate welding, defect test and other functional test procedures automatic Composition line, the batch production with reliability and high-quality TCO product can be realized.

Background technology

Usually, TCO (thermal cut-off) is the thermo-fuse of the battery protecting circuit of the mobile device being applied to such as mobile phone, notebook computer or panel computer.

Such TCO is connected to the mainboard of mobile device, and if sense predetermined temperature because battery is overheated, then TCO sends signal to mainboard to drive battery protecting circuit, thus can prevent the security incident that causes because battery is overheated.

The thermo-fuse being applied to the TCO of mobile device battery protecting circuit is configured to, and by welding process, pair of conductive thin plate (metal sheet be made up of nickel material) is connected to the both sides terminal of thermo-fuse.

Therefore, in the prior art, depend on the handwork one by one of workman, carry out the connection of thermo-fuse to conductive plate by spot welding (thermal resistance welding), thus result in following point.

The first, owing to using the resistance of resistance electrode to carry out spot welding, welded condition is unsmooth as shown in Figure 1A, and therefore the resistance value of TCO is inconsistent, causes the problem being difficult to TCO is applied to battery protecting circuit.

The second, according to spot welding method, resistance electrode pressing conductive plate and thermo-fuse terminal, therefore conductive plate is easily out of shape, and causes weld defect.

3rd, owing to depending on the defect functional test that visual examination and workman carry out weld defect test and measure TCO resistance value, product quality is inconsistent, causes the problem of low-down reliability.

4th, owing to manually carrying out thermo-fuse and conductive plate to be inserted into, TCO produces in batches in pallet, the process of welding job and defect test, as shown in Figure 1B, to be moved by conductive plate and in the process pulled, conductive plate is easily out of shape from pallet.

5th, in the welding job process of thermo-fuse and conductive plate, may carry out welding job not having identification to provide when twice conductive plate (such as, once providing two conductive plates), this causes producing defect in batches.

As mentioned above, according to prior art, limit TCO batch production, and the unified quality of production can not be kept, cause the high ratio of defects of product.

In addition, according to prior art, due to after TCO welding job, with the naked eye carry out a series of functional tests comprising defect test, so depend on the technical ability of workman, measuring accuracy is deteriorated, thus productivity ratio also reduces.

Summary of the invention

Therefore; in view of the problems referred to above occurred in prior art make the present invention; and an object of the present invention is to provide a kind of equipment for the manufacture of TCO (thermal cut-off) and method; its be applied to by laser weld manufacture mobile device battery protecting circuit TCO process in; by the mechanized production system of the laser weld for carrying out thermo-fuse and pair of conductive thin plate, defect test and other functional test procedures, the batch production with reliability and high-quality TCO product can be realized.

Another object of the present invention is to provide a kind of equipment for the manufacture of TCO and method, it can by being placed in forming the thermo-fuse of TCO and pair of conductive thin plate on the grip device that goes in ring along conveyer belt abreast, carries out welding, defect test and functional test.

Another object of the present invention is to provide a kind of equipment for the manufacture of TCO and method, it can before sweating heat fuse and conductive plate, whether to be normally arranged on grip device by thermo-fuse and conductive plate and whether stackingly the contactless of two conductive plates to be installed or contact inserts test automatically, preventing weld defect in advance.

Another object of the present invention is to provide a kind of equipment for the manufacture of TCO and method, it can press thermo-fuse before welding job and conductive plate does not move, and under the state that thermo-fuse and the stacking welding region of conductive plate are in close contact state, carry out unified laser weld.

Another object of the present invention is to provide a kind of equipment for the manufacture of TCO and method, the visual test of its image that can obtain by taking welding region after laser weld, the outward appearance of inspection welding region.

Another object of the present invention is to provide a kind of equipment for the manufacture of TCO and method, it can by automatically measuring the resistance value that complete the TCO complete product of welding job, guarantees uniformity relative to the TCO function of weld defect and provide the reliability of TCO product.

Another object of the present invention is to provide a kind of equipment for the manufacture of TCO and method, and it can the TCO product of better quality that do not damaged through welding job and functional test of Self-tipping.

Another object of the present invention is to provide a kind of equipment for the manufacture of TCO and method, it can realize the raising of productivity ratio, the reduction of ratio of defects and prevent security incident, and by the automatic operation of a series of TCO manufacture process, keep reliability and the high-quality of product with low manufacturing cost.

To achieve these goals, according to an aspect of the present invention, provide a kind of equipment for the manufacture of TCO (thermal cut-off), it comprises: conveyer belt, and it has formation space segment therebetween, and forms round circular orbit; The grip device of tabular, it is configured to move along conveyer belt, and is formed thereon with having multiple arrangement indention parallel sequentially to settle the formation thermo-fuse of TCO and the upper surface of pair of conductive thin plate; Insert testing arrangement, it is configured to pass the thickness measuring conductive plate, determines whether the thermo-fuse be placed on grip device is installed, and whether inserts the conductive plate of repetition; Laser soldering device, it is arranged in the motion path of conveyer belt, with the means of spot welds of the join domain of the terminal part and conductive plate of carrying out thermo-fuse; Press device, it is arranged on the position corresponding to laser soldering device, to press the overlapping region of conductive plate, the terminal part of thermo-fuse and the terminal part of conductive plate and thermo-fuse; Vision test device, it is provided with CPU, comparing, determining whether there is weld defect with the image by being obtained by the welding region of shooting TCO and primary image; Device for testing functions, two end in contact of itself and conductive plate, and by the resistance value of proceeding measurement thermo-fuse, determine in the presence/absence of exception; And automatic unloading device, it is configured to absorption from grip device and unloads TCO.

According to another aspect of the present invention, provide a kind of method for the manufacture of TCO (thermal cut-off), described TCO is made up of thermo-fuse and the pair of conductive thin plate be welded on thermo-fuse two ends, described method comprises: provide step, its at thermo-fuse and conductive plate by being embedded in the magnet settled in groove, with be formed in along under the state of the arrangement bottom portion of groove close contact on the grip device of conveyer belt movement, thermo-fuse and conductive plate are provided; Insert testing procedure, whether its thermo-fuse be provided on grip device by non-contact optical sensor test is installed, and pass through by linear variable difference transformer testing conductive gauge of sheet, whether testing conductive thin plate is installed to is settled in groove and whether provides the conductive plate of twice; Pressing step, it is by being arranged on the press device on the bottom of laser soldering device, press and be fixedly provided to the overlapping region of conductive plate on grip device, the terminal of thermo-fuse and the end of conductive plate, wherein grip device enters into the bottom of laser soldering device by conveyer belt; Laser soldering process, it is by irradiating the laser beam through the light beam passing hole be formed in the pressing plate of press device, to comprise the radial terminal part of sweating heat fuse and the join domain of conductive plate of at 3; Visual test step, the primary image pre-entered of its welding region image obtained by taking the welding region of TCO by CPU and welding region compares, and determines laser weld defect; Functional test step, under it passes through the state contacted with conductive plate at multiple electric resistance measuring apparatus, measure the resistance value of thermo-fuse, determine in the presence/absence of exception, wherein said multiple electric resistance measuring apparatus is arranged on the path of conveyer belt, to move up and down; And unloading step, it is by being arranged on the absorption layer extracted in robot, and adsorb from grip device and unload TCO, wherein said extraction robot is arranged on the path of conveyer belt, with upwards, downwards, left and move right.

According to the present invention, if possible, multiple workman uses Magnetic tools manually thermo-fuse and conductive plate parts to be provided to the placing portion of grip device, instead of clutches.Then, whether be inserted in arrangement groove by inserting the automatic determining means of testing arrangement and whether insert the parts of repetition, and by CPU by their historical record of bar code recognition component management.

In addition, in the preliminary step of laser weld work, under thermo-fuse and conductive plate are pressed the fixing state of device, carry out laser weld work, therefore automatically can carry out the batch production of TCO.

In addition, weld defect test and the functional test (resistance value of test thermo-fuse) of the TCO product completing welding is accurately carried out by vision test device and device for testing functions, and all the other the whole processes automatically can carrying out except parts insertion process by automatic unloading device, and there is no damage or the distortion of parts.

According to the equipment for the manufacture of TCO according to the present invention and method, obtain following effect.

The first, due to when the thermo-fuse be inserted into abreast in grip device and pair of conductive thin plate go in ring along conveyer belt, before welding job, carry out contactless or contact automatically insert test, prevent because parts insert the weld defect that defect causes.

Second, due to before laser weld work, the thermo-fuse that pressing is placed on grip device and conductive plate move to prevent it, under the state that the welding region overlapped each other at thermo-fuse terminal and conductive plate is in close contact state, carry out laser weld work, thus the TCO making manufacture have uniformity and reliability becomes possibility.

3rd, owing to just being tested the defect of the outward appearance of welding region after laser weld work by vision test device, and automatically checked the uniformity of the TCO function relative to weld defect by the resistance value automatically measuring TCO, make the batch production carrying out the TCO with product quality reliability become possibility.

As mentioned above; by manufacturing the automatic operation being applied to a series of processes of the TCO (thermal cut-off) of the battery protecting circuit of mobile device; the raising of TCO productivity ratio, the reduction of ratio of defects can be realized and prevent security incident, and reliability and the high-quality of TCO product can be kept with low manufacturing cost.

Accompanying drawing explanation

By the preferred embodiment of the present invention described in detail below in conjunction with accompanying drawing, above-mentioned and other objects of the present invention, feature and advantage will be apparent, wherein:

Figure 1A to Fig. 1 C is the enlarged photograph of major part, shows in the TOC welding process of prior art, provides defect according to the welding region defect of method for resistance welding, the distortion caused because of handwork and repeated material;

Fig. 2 shows the plane of the whole configuration according to the equipment for the manufacture of TCO of the present invention;

Fig. 3 shows the stereogram of the configuration of the grip device according to the equipment for the manufacture of TCO of the present invention;

Fig. 4 A is plane and Fig. 4 B is side sectional view, shows the assembled configuration of the grip device of Fig. 3;

Fig. 5 A and Fig. 5 B is major part enlarged side view, shows the configuration according to the insertion testing arrangement of first embodiment of the invention and mode of operation;

Fig. 6 A to Fig. 6 C shows the major part enlarged side view of configuration according to the insertion testing arrangement of second embodiment of the invention and mode of operation, and the plane of lifter plate;

Fig. 7 A to Fig. 7 C shows the major part enlarged side view according to the press device of first embodiment of the invention and the configuration of laser soldering device and mode of operation, and the plane of pressing plate and side sectional view;

Fig. 8 A and Fig. 8 B is major part enlarged side view, shows according to the press device of second embodiment of the invention and the configuration of laser soldering device and mode of operation;

Fig. 9 A and Fig. 9 B is major part enlarged side view, shows the process according to the configuration of vision test device of the present invention and test weld defect and test pattern photo;

Figure 10 shows the major part enlarged side view of configuration according to device for testing functions of the present invention and mode of operation;

Figure 11 shows the major part enlarged side view of configuration according to automatic unloading device of the present invention and mode of operation; And

Figure 12 shows according to the flow chart of the present invention for the manufacture of the method for TCO.

Detailed description of the invention

Hereafter will describe in detail by reference to the accompanying drawings according to the preferred embodiment of the present invention for the manufacture of equipment and the method for TCO.

The content of the such as detailed construction and element that limit in the description, is only used to help those skilled in the art's complete understanding specific detail of the present invention, and the present invention is not limited to hereafter disclosed embodiment.

In addition, explain in order to clear and convenient, size or the shape of the composed component shown in accompanying drawing can be amplified.In addition, all terms that will be described later are all limit when considering function of the present invention, and can be different according to the intention of user, operator or custom.Therefore, the definition of these terms should be made based on the content of the whole description of the present invention.

As shown in Figures 2 and 3, TCO (thermal cut-off) 10 constructed in accordance comprises thermo-fuse 20 by welded formation and pair of conductive thin plate 30.

TCO 10 is thermo-fuses 20 of the battery protecting circuit (not shown) of the mobile device being applied to such as mobile phone, notebook computer or panel computer.

Therefore, TCO 10 is connected to the battery protecting circuit (not shown) of mobile device, and if sense predetermined temperature because battery is overheated, then TCO sends signal to mainboard, to prevent the security incident caused because battery is overheated.

The thermo-fuse of TCO 10 adopts repeatably fuse, when battery be superheated to exceed predetermined temperature time, described repeatably fuse is closed, and then again opens after a predetermined time lapses.

TCO 10 is configured to pass laser beam welding and is integrally connected to by pair of conductive thin plate 30 from the outstanding plate-like connection terminal 21 in the both sides of thermo-fuse 20.

Here, conductive plate 30 is the metallic plates with the nickel material being equal to or less than 0.3mm thickness.

Therefore, according to the bonding state of the welding region of TCO 10, the performance of thermo-fuse 20 may be different, thus need to weld uniformly.

According to the present invention, when automatic welding forms thermo-fuse 20 and the pair of conductive thin plate 30 of TCO 10, automatically carry out weld defect (welding inferiority) test and other functional tests (comprising resistance value test (IR test)), thus make the batch production with reliability and high-quality TCO 10 become possibility.

The configuration of the equipment for the manufacture of TCO is hereafter described with reference to the accompanying drawings in further detail.

In the explanation relating to following embodiment, except in accompanying drawing or description special describe except, suppose for move up and down or forward, backward, left and the configuration moved right be made up of pneumatic actuator or solenoid actuator 40.

As basic configuration, equipment for the manufacture of TCO according to the present invention comprises conveyer belt 100, multiple grip device 120, inserts testing arrangement 140, laser soldering device 180, press device 160, vision test device 200, device for testing functions 220 and automatic unloading device 240, and they form the automatic assembly line automatically controlled by CPU 202.

Conveyer belt 100 has the space segment 101 formed therebetween, and forms round circular orbit to transmit grip device 120.

Grip device 120 is tabular and is placed on conveyer belt 100 to move.

On the upper surface of grip device 120, form multiple arrangement groove (seating groove) 121 abreast, for sequentially settling the thermo-fuse 20 and pair of conductive thin plate 30 that form TCO 10.

By measuring the thickness of conductive plate 30, inserting the testing arrangement 140 test thermo-fuse 20 be placed on grip device 120 and whether installing, and whether inserting the conductive plate 30 of repetition.

Laser soldering device 180 is arranged on the motion path of conveyer belt 100, by the laser weld of the splicing ear 21 of thermo-fuse 20 and the join domain of conductive plate 30, completes means of spot welds part 181, so that assembled heat fuse 20 and pair of conductive thin plate 30 integratedly.

Press device 160 is arranged on the position corresponding to laser soldering device 180, to press conductive plate 30, the splicing ear 21 of thermo-fuse 20 and the overlapping region of conductive plate 30 and thermo-fuse 20 splicing ear 21, being pressed under the temporary transient fixing irremovable state of part, to carry out accurate laser weld work.

Vision test device 200 uses CPU 202, by camera 201 being taken the welding region of TCO and the image obtained and primary image compare, determines whether there is weld defect.

Two end in contact of device for testing functions 220 and conductive plate 30 are also determined in the presence/absence of exception by the resistance value of proceeding measurement thermo-fuse 20.

Automatic unloading device 240 adsorbs and unloads TCO 10 from grip device 120.

Conveyer belt

As shown in Figures 2 and 3, a pair conveyer belt 100 is mounted in the mode supported by the band guiding block 103 be arranged in whole motion path, to form space segment 101 therebetween.

Be configured to support the bottom of conveyer belt 100 with guiding block 103 and surround the parts of conveyer belt 100 both sides.Band guiding block 103 is for preventing grip device 120 from dropping and for transporting conveyer belt 100 with horizontal hold mode.

On the both sides of conveyer belt 100, the transfer robot 80 being used for handling gripper device 120 between conveyer belt 100 is installed, to make multiple grip device 120 go in ring on round circular orbit.

On the side of the equipment for the manufacture of TCO, setting parts provides part 90, and multiple movable roller is arranged in the space segment 101 of conveyer belt 100, and wherein conveyer belt 100 is arranged on parts provides in the part of part 90.

Therefore, several workman W is arranged at parts and provides in the part of part 90, thus when along movable roller movable clamp device 120, sequentially thermo-fuse 20 and conductive plate 30 is inserted in the arrangement groove 121 of grip device 120.

Such as, preferably, several workman W is arranged at parts and provides part 90, is responsible for the thermo-fuse 20 and the conductive plate 30 that form TCO 10 completely, and sequentially they is inserted in grip device 120.

In addition, in order to handling gripper device 120 between conveyer belt 100, known transfer robot 80 is also installed to both sides for the manufacture of the equipment of TCO and centre, to form the motion path that grip device 120 goes in ring on circular orbit.

Grip device

With reference to figure 3, grip device 120 is tabular, and moves under being configured to be placed in the state on a pair conveyer belt 100 on two marginal water level lands of grip device 120.

Grip device 120 is made up of the cheap and aluminum of lightweight, and comprises the insulating coating (not shown) be formed on the whole outer surface of its special fixture plate 125, so that the precise resistances that device for testing functions 220 can carry out thermo-fuse 20 is measured.

Form insulating coating to prevent from conducting electricity between conductive plate 30 and grip device 120, in the functional test step of TCO 10 completing welding job, the accurately resistance value of test thermo-fuse 20.

When grip device 120 is made up of aluminum, preferably, on the surface of grip device 120, oxide-film is formed as insulating coating by anode oxidation process.In this case, preferably, carry out hard anodizing and the thickness of anodized coating keep 0.05mm.

In addition, as another kind configuration, insulating coating has insulation function, and can form ceramic coating with spraying process.

In this case, for insulation function, only can be partially formed insulating coating on the upper surface of grip device 120, wherein settle groove 121 to be formed on grip device 120, to provide beneficial conditions.

Preferably, by carrying out grinding process relative to the surface of grip device 120, first ceramic coating being coated on the surface of grip device 120 and then, forming ceramic coating by clear dope coating thereon.

In addition, conveyer belt 100 is configured to go in ring, supported by band guiding block, and described band guiding block is installed along motion path, with a part for the basal surface and both sides that surround conveyer belt 100.

Therefore, to be placed on conveyer belt 100 and can with keeping the Simultaneous Stabilization of level mobile by the heavy grip device 120 of conveyer belt 100 movement.

As mentioned above, grip device 120 is basic comprising elements, when moving on the circular orbit be made up of conveyer belt 100, can carry out the laser weld of multiple TCO 10.

Grip device 120 can be various shape, and according to preferred real-time mode of the present invention, grip device 120 is made up of shared maneuvering board 124 and special fixture plate 125.

In addition, on the upper surface of grip device 120, forming multiple arrangement groove 121 abreast, settling groove 121 for sequentially settling the thermo-fuse 20 and pair of conductive thin plate 30 that form TCO 10.

Share maneuvering board 124 to be made up of rectangular slab, described rectangular slab has two ends be arranged on conveyer belt 100, and has on the surface thereon for settling the horizontal width of multiple TCO 10 parts and vertical width.

Special fixture plate 125 is removably assembled on shared maneuvering board 124, to form grip device 120 by fastening bolt (not shown).

Here, arrangement groove 121 comprises the thermo-fuse be connected to each other and settles groove 121 and conductive plate to settle groove 123, and thermo-fuse settles groove 121 and conductive plate to settle the basal surface of groove 123 to have stepped portion.

Therefore, the region that the splicing ear 21 of thermo-fuse 20 and conductive plate 30 overlap each other remains on level, to realize better laser weld work.

In addition, settle groove 121 to be formed on the upper surface of shared maneuvering board 124, compared with corresponding to the overall size of TCO 10, there is acceptable tolerance.

Therefore, when workman W each parts are inserted into settle in groove 121 or the finished product of Self-tipping TCO 10 time, conductive plate 30 can easily depart from from arrangement groove 121, thus prevent conductive plate 30 to be out of shape in this process.

Preferably, provide order according to the parts of workman W, first settle thermo-fuse 20, then the inner end of conductive plate 30 is placed on the splicing ear 21 on thermo-fuse 20 both sides.Therefore, in the laser weld course of work, when by laser beam irradiation to conductive plate 30 time, carry out unified welding job relative to splicing ear 21.

In addition, according to another embodiment of the invention, special fixture plate 125 is divided at least two unit jig plates.

Therefore, when special fixture plate 125 damages or insulating coating peels off, special fixture plate 125 is not all changed, but only part changes the unit jig plate damaged, to realize cost savings and quick-replaceable in production line of batch.

In addition, according to the embodiment of the present invention, the bottom of settling groove 121 is arranged and is used for temporarily fixing magnet, when settling in groove 121 as workman W thermo-fuse 20 and conductive plate 30 be inserted into, thermo-fuse 20 and conductive plate 30 are settled and does not move with settling the basal surface close contact of groove 121.

Such as, magnet can be the cylindrical neodium magnet with the diameter being less than thermo-fuse 20 and conductive plate 30 width.

Magnet is installed as to be embedded in and settles bottom groove 121, so that magnet does not directly attach to thermo-fuse 20 and conductive plate 30, but keeps slight gap relative to thermo-fuse 20 and conductive plate 30.

As illustrated in figures 4 a and 4b, preferably, magnet is embedded in the bottom of settling groove 121, keeps the slight gap of 0.1mm from settling the basal surface of groove 121.

The buried depth of magnet is set as, does not have to be out of shape because of magnetic force with the intensity of magnetic force and the parts being inserted into the TCO 10 settled in groove 121 that are in proportion of TCO 10 parts.

In addition, magnet can be enough to keep the degree of depth of magnetic force to be buried, and by like this, when magnet takes out from arrangement groove 121, magnet easily unloads by the absorption affinity of the absorption layer 242 of automatic unloading device 240.

On the other hand, equipment for the manufacture of TCO according to the present invention also comprises clamping device 130, it is configured in the insertion test and the laser weld course of work of conductive plate 30, is clamped in by shared maneuvering board 124 on the direction perpendicular to shared maneuvering board 124 direction of motion.

In each process, clamping device 130 keeps the level of grip device 120 not move, thus can test more accurately and welding job.

For this reason, the side of the shared maneuvering board 124 of grip device 120 forms the long sliding recess opened in the movement direction, and form centre bore on the opposite side of described sliding recess.

In addition, clamping device 130 is arranged in the part of installing and inserting testing arrangement 140 and laser soldering device 180, and is arranged on the outside of conveyer belt 100.

Such as, clamping device 130 comprises fixed block 131, and it is arranged in the sliding recess on outside conveyer belt 100, with sliding recess surface contact.

In addition, clamping device 130 comprises action bars 41, and action bars 41 is arranged on the opposite side of fixed block 131, with when doing to centre bore the reciprocating motion passed in and out, clamping and sharing maneuvering board 124 together with fixed block 131.

Action bars 41 can be configured to pass pneumatic actuator or solenoid actuator 40 is inserted in centre bore.

Sliding recess is roughly " V " shape as shown in drawings, and the shape of cross section of fixed block 131 is " V " shape corresponding to sliding recess shape.

The cross section of sliding recess and fixed block 131 can be except " V " shape, comprises various shapes that are semicircle and rectangle.

As mentioned above, action bars 41 is configured to pass actuator 40 and operates in the horizontal direction towards centre bore.

Therefore, if grip device 120 is transmitted by conveyer belt 100, insert testing arrangement 140 and laser soldering device 180 to arrive, then the sliding recess of grip device 120 guides by there being the fixed block 131 be inserted into, and therefore grip device 120 can not move forward and backward.

Next, if action bars 41 is inserted in centre bore with backward operation forward by actuator 40, then grip device 120 is temporarily fixed on the operating position of testing arrangement or welder.

After completing test or welding job, action bars 41 is mobile to shift out from centre bore backward, and grip device 120 is sent to next process by conveyer belt 100 simultaneously.

In addition, according to another embodiment of the invention, as shown in Figure 3, described equipment comprises identification means 50, it is arranged on the side of the upper surface of grip device 120, to record and to manage manufacture historical record by the wireless reader 51 be arranged on conveyer belt 100.

In the previous step or a rear step of each process, wireless reader 51 can be arranged on above identification means 50 by the supply line of grip device 120.

Identification means 50 is a kind of devices for recording and manage the historical record produced when grip device 120 is successfully moved by each process.

Therefore, identification means 50 can various wireless identification type configure, such as bar code and RF or NFC type.In embodiments of the present invention, preferably bar code is adopted.

Identification means 50, that is, bar code, be printed on the side of the upper surface of shared maneuvering board 124, or attach on it as independent paster form, instead of be formed on special fixture plate 125.

In addition, the wireless reader 51 for reading bar code is arranged on front end or the rear end of the working portion of grip device 120.In this embodiment, operate relatively with the CPU 202 that will be described later for identifying that the bar code reader (not shown) of bar code is installed as.

Insert testing arrangement

With reference to figure 5A and 5B, insert testing arrangement 140 and be configured to check whether the thermo-fuse 20 of the arrangement groove 121 being provided to special fixture plate 125 and pair of conductive thin plate 30 are inserted in arrangement groove 121.

First, insert testing arrangement 140 and comprise lifter plate 141 and sensing member 150, and be configured under grip device 120 is temporarily fixed to the state on conveyer belt 100 by clamping device 130, when sensing member 150 is risen by lifter plate 141 or declined, carry out insertion test.

The pneumatic actuator 40 that lifter plate 141 is installed as by being supported by the fixed frame 60 on outside conveyer belt 100 rises and declines.

Sensing member 150 is made up of touch sensor or noncontacting proximity sensor, and is installed as perpendicular to lifter plate 141.

Here, grip device 120 is temporarily fixed by fixed block 131 and action bars 41, thus at the fore-end of stop device 250 by the operational lock up and down of stop device 250 is in lockhole 251, carry out insertion test, wherein said stop device 250 is as the actuator operated be arranged in conveyer belt 100 space segment 101.

By sensing the thermo-fuse 20 that is placed on fixture and whether conductive plate 30 is installed, and whether thermo-fuse 20 and conductive plate 30 be to contact or non-contacting mode overlaps each other, and sensing member 150 carries out the insertion defect test of thermo-fuse 20 and conductive plate 30.Will be described later its details.

In addition, with reference to figure 6A and Fig. 6 B, as another kind configuration, insert testing arrangement 140 and comprise jig lifting apparatus 142, fixed frame 60 and sensing member 150, and sensing member 150 fixed installation is perpendicular to fixed frame 60.Inserting testing arrangement 140 can be configured to, when making grip device 120 rise or decline by the jig lifting apparatus 142 be arranged in the space segment 101 of conveyer belt 100, carrying out insertion test.

Here, jig lifting apparatus 142 comprises disc type gripper shoe and pneumatic actuator, and multiple supporting projections 143 is formed on the upper surface of gripper shoe.

With reference to figure 6C, although jig lifting apparatus 142 can comprise four supporting projections 143, time viewed from the plane of grip device 120, two supporting projections 143 are arranged on diagonally angle respect to one another place.

As mentioned above, jig lifting apparatus 142 is configured to, under the gripper shoe of jig lifting apparatus 142 is installed as the state that the pneumatic actuator 40 by being arranged in the space segment 101 of conveyer belt 100 rises and decline, when make the grip device 120 be placed on conveyer belt 100 rise predetermined altitude time, by sensing member 150 with contact or non-contacting mode carry out insertions test.

Fixed frame 60 is arranged on the outside of conveyer belt 100, so that in the vertical direction installs sensing member 150, sensing member 150 is arranged on upside with towards jig lifting apparatus 142.

Sensing member 150 in the vertical direction is supported by fixed frame 60, is placed in thermo-fuse 20 on fixture and whether conductive plate 30 is installed to sense, and whether thermo-fuse 20 and conductive plate 30 be to contact or non-contacting mode overlaps each other.

In the above-described embodiment, sensing member 150 can be made up of non-contact optical sensor 151 or contact linear variable difference transformer 152, and comprises infrared-type optical pickocff 151 as contactless sensing member 150.

Because infrared-type optical pickocff 151 and contact linear variable difference transformer 152 are known configurations, the detailed description of its configuration and operation will be omitted.

The thermo-fuse 20 be inserted in grip device 120 by sensing member 150 determines insertion/non-insert state by optical pickocff 151.

In addition, determine whether conductive plate 30 inserts by contact sensing member 150.That is, by measuring the thickness of conductive plate 30 with the sensing member 150 of conductive plate 30 surface contact, determining whether two or more conductive plate 30 is stacking and inserting.

Here, preferably, the measuring probe 70 of linear variable difference transformer 152 is configured to and conductive plate 30 Elastic Contact be inserted in the arrangement groove 121 of grip device 120, to prevent the distortion that conductive plate 30 causes because of compacting mark or effect contact force thereon on the surface of conductive plate 30.

In addition, according to another embodiment of the present invention, whether described equipment also comprises the collecting robot people 260 being arranged on and inserting between testing arrangement 140 and the laser soldering device 180 that will be described later, install to collect and measure the thickness of conductive plate 30 and be defined as corresponding to the grip device 120 inserting defect by measuring thermo-fuse 20.

By above-mentioned configuration, when inserting testing arrangement 140 and determining defect, collecting robot people 260 sends the grip device 120 of collection to workman W that parts provide part 90 again.

Depend in the presence/absence of being provided to the thermo-fuse 20 and conductive plate 30 that are defined as corresponding to the grip device 120 inserting defect and the conductive plate 30 providing twice, according to the information transmitted by CPU 202, workman W can take subsequent treatment.

Therefore, in the preliminary step of laser beam welding, carry out parts and insert test, thus peventing member can insert defect in the batch production process of TCO 10.

Laser soldering device and press device

With reference to figure 7A to Fig. 7 C, laser soldering device 180 is arranged in the motion path of conveyer belt 100, so that laser beam irradiates downwards towards TCO 10 parts be placed on grip device 120.

Therefore, preferably, carrying out welding process, so that the region by being overlapped each other to the splicing ear 21 of thermo-fuse 20 and the end of conductive plate 30 by laser beam irradiation, forming the radial means of spot welds part 181 with at least three points.

In addition, laser soldering device 180, by the laser controlling program about the TCO product quantity be placed on grip device 120 (in the accompanying drawings, 6 TCO products are positioned on grip device), optionally can produce one to six TCO 10.

Such as, can optionally one to six TCO 10 be placed in the arrangement groove 121 of the grip device 120 wanting soldered.

When the welding region of laser soldering device 180 has 10cm × 10cm size, form is set according to TCO product, six or more TCO can be set on grip device 120, jointly to carry out welding job.

That is, according to the configuration of the battery protecting circuit of portable mobile device (not shown), TCO product can have various sizes and shape.

In this case, a large amount of TCO parts are placed on grip device 120, and are jointly welded by a maximum laser weld job in the laser weld region with 10cm × 10cm size.Therefore, batch production cost can be saved to reduce manufacturing cost.

In addition, press device 160, to the thermo-fuse 20 of arrangement groove 121 and the pair of conductive thin plate 30 that are fixedly provided to special fixture plate 125, makes it not move before laser weld work, plays an important role.

Especially, press device 160 is the configurations carrying out accurate welding, the part that the splicing ear pressing conductive plate 30 and thermo-fuse 20 with local overlaps each other, and forms the means of spot welds parts 181 of three or more the points with unified mass.

Such as, if the welded condition of means of spot welds part 181 is not unified, then in functional test procedures, the resistance value of thermo-fuse 20 is not constant, is therefore finally defined as defect relative to corresponding thermo-fuse 20.Unloading defect hot fuse causes a large amount of loss.

Therefore, press device 160 is important configurations, and it can make the thermo-fuse 20 used in the battery protecting circuit of portable mobile device realize having reliability and high-quality high-performance.

According to another embodiment of the present invention, with reference to figure 8A and Fig. 8 B, press device 160 is formed with a pair actuator 40 making pressing plate 161 increase on grip device 120 and to decline by being installed on fixed frame 60, pressing plate 161 is installed on the bottom of laser soldering device 180, to rise and to decline.

Pressing plate 161 is connected to the action bars 41 of actuator 40, thus rises when guided portion 167 guides and decline.

In this case, grip device 120 is stopped device 250 and temporarily fixes, and the actuator 40 that wherein stop device 250 is installed in the space segment 101 of conveyer belt 100 lifts.

In this state, pressing plate 161 declines to combine with special fixture plate 125, and presses thermo-fuse 20 and conductive plate 30.

In another embodiment, press device 160 is provided with the jig lifting apparatus 142 being installed as rising and decline in the space segment 101 of conveyer belt 100, and makes the grip device 120 be placed on conveyer belt 100 increase.

In addition, press device 160 also comprises pressing plate 161, pressing plate 161 is installed as and rises and decline on the end of the action bars 41 of actuator 40, and to combine with the upper surface of grip device 120, wherein actuator 40 is arranged on the side of laser soldering device vertically.

According to such configuration, grip device 120 to be risen predetermined altitude by jig lifting apparatus 142, and pressing plate 161 declines to combine with special fixture plate 125, makes it not move to press TCO 10.

According to the press device 160 according to two embodiments as above, pressing plate 161 has push projection 162, push projection 162 is formed as giving prominence to downwards from the basal surface of pressing plate 161, to press the conductive plate 30 be placed on grip device 120 in the mode of surface contact.

In press device 160 upper surface, form laser labelling part 166 in the heart, with the initial position of easily setting laser work, be constant with the position of the means of spot welds part 181 making the grip device 120 combined with laser labelling part 166.

Especially, preferably, push projection 162 is formed with the shape identical with the outer shape of conductive plate 30, and presses the conductive plate 30 be inserted in the arrangement groove 121 of grip device 120 completely.

In addition, press device 160 also comprises presser feet 163, presser feet 163 is formed on the basal surface of pressing plate 161, with on the side of push projection 162 with the center of the mode of point cantact press points welding portion 181 on the region that the splicing ear 21 of the end of conductive plate 30 and thermo-fuse 20 overlaps each other.

In addition, in pressing plate 161, laser beam passing hole 164 is formed on the position corresponding to means of spot welds part 181.

The entrance of laser beam passing hole 164 is become by rounding, and prevents laser beam irradiation on the entrance of laser beam passing hole 164, and wherein the entrance of laser beam passing hole 164 is formed in and has on the special fixture plate 125 of the thickness preventing weld defect.

Vision test device

With reference to figure 9A and Fig. 9 B, vision test device 200 comprises camera 201, horizontal guide component and CPU 202.

Camera 201 is arranged on horizontal guide component, described horizontal guide Components installation is on the outside of conveyer belt 100, removable with the motion path along grip device 120, so that shooting completes the means of spot welds part 181 of the TCO product of the grip device 120 of laser weld work partly.

Therefore, when moving along motion path, the welding region of the TCO 10 be placed in abreast on grip device 120 taken partly by camera 201, and the welding region of the TCO 10 of shooting is sent to CPU 202.

CPU 202 is configured to pass the image obtained by the welding region of shooting TCO 10 and the primary image pre-entered compares, and determines whether there is weld defect.

CPU 202, by captured in real-time being completed the welding region of the TCO 10 of welding and the image that obtains and the primary image that pre-enters compares, determines the arrangement state of the full-size of product, insertion/do not insert TCO parts and TCO parts.

As the result determined, read the identification means 50 be formed on the side of grip device 120 upper surface, and will historical storage be manufactured in the memory of CPU to be managed.

Device for testing functions

With reference to Figure 10, device for testing functions 220 comprises the support frame 221 be arranged on conveyer belt 100, be arranged on lift component 222 on support frame 221 and electric resistance measuring apparatus 223.

To operate up and down on the action bars 41 that electric resistance measuring apparatus 223 is arranged on lift component 222, and electric resistance measuring apparatus 223 is electrically connected to CPU 202.

Therefore, measured the resistance value of thermo-fuse 20 by measuring probe 70, and whether the resistance value of thermometrically meets reference value, wherein measuring probe 70 is operated by the up/down of lift component 222, with conductive plate 30 Elastic Contact of TCO 10.

In this case, if there is laser weld defect, will different resistance values be measured, thus the product of inferior quality because weld defect causes can be distinguished.

In this case, the data of acquisition, that is, processed by bar code recognition component 50 and wireless reader 51 by the resistance value that measuring probe 70 obtains, and to be then recorded in CPU 202 and to be managed by CPU 202.

Automatic unloading device

With reference to Figure 11, automatic unloading device 240 comprises and extracts robot 241, and its rear end at device for testing functions 220 is vertically arranged on conveyer belt 100, with can upwards, downwards, left and move right; And multiple absorption layer 242, it is arranged on the extraction plate 241a of extraction robot 241 abreast, and is connected to known pneumatic means, to adsorb conductive plate 30.

Extract robot 241 to be configured to lift adsorption plate, and be configured to conveyer belt 100 and unloading conveyor are moved back and forth, the multiple absorption layers 242 being set to correspond to TCO product are arranged on described adsorption plate.

Therefore, be adsorbed on grip device 120 by absorption layer 242 by the TCO product of last functional test, and transport unlap by unloading conveyor 243, the manufacture of TCO 10 can be completed.

In this case, absorption layer 242 is arranged on adsorption plate vertically, and to adsorb pair of conductive thin plate 30 and thermo-fuse 20, and pneumatic line (not shown) is connected to each absorption layer 242 to carry out adsorption operations.

Describe in detail according to the method for the manufacture of TCO of the present invention hereinafter with reference to accompanying drawing.

With reference to Figure 12, the method for the manufacture of TCO according to the present invention comprises TCO parts to be provided step (S10), insert testing procedure (S20), presses step (S30), laser soldering process (S40), visual test step (S50), functional test step (S60) and unloading step (S70).

TCO parts provide step (S10)

TCO parts provide step (S10) to be the step that the thermo-fuse 20 and the pair of conductive thin plate 30 be welded on thermo-fuse 20 two ends that form TCO 10 are sequentially provided to the arrangement groove 121 of grip device 120 by workman W.

That is, thermo-fuse 20 and conductive plate 30 are sequentially inserted into along in the arrangement groove 121 of the grip device 120 of conveyer belt 100 movement.

Workman W inserts all parts specially, and this insertion work provides at the parts being installed to conveyer belt 100 on the multiple transfer rollers 102 in part to carry out.

If possible, workman W uses to be had instrument that magnet is attached to the end on it and thermo-fuse 20 and conductive plate 30 is inserted into and settles in groove 121, and does not clutch them, thus can the distortion of peventing member.

At thermo-fuse 20 and conductive plate 30 by being embedded in magnet in bottom with under the state of bottom close contact of settling groove 121, provide thermo-fuse 20 and conductive plate 30.

Insert testing procedure (S20)

Insert testing procedure (S20) whether to install to test the thermo-fuse 20 be provided on grip device 120.

Here, method of testing is divided into contact and contactless.

Preferably, test thermo-fuse 20 by non-contact optical sensor 151 whether to insert.

In addition, because conductive plate 30 is thin nickel plates, so tested based on the thickness settling the basal surface of groove 121 to measure conductive plate 30 by linear variable difference transformer 30.

Therefore, whether testing conductive thin plate 30 is arranged on and settles on groove 121 and the conductive plate 30 whether provided more than a slice.

In addition, in the insertion testing procedure (S20) of the method for the manufacture of TCO according to the present invention, clamping device 130 is arranged on the outside of conveyer belt 100, to clamp provided grip device 120 on the direction being orthogonal to grip device 120 direction of motion, and accurately whether test thermo-fuse 20 and conductive plate 30 are normally provided and are inserted in arrangement groove 121.

Pressing step (S30)

Pressing step (S30) is before carrying out laser weld work, press the step in the region that the conductive plate 30 that is provided on grip device 120 and the splicing ear 21 of thermo-fuse 20 and the end of conductive plate 30 overlap each other, wherein grip device 120 enters the bottom of laser soldering device 180 by conveyer belt 100.

As mentioned above, because the press device 160 be arranged on laser soldering device 180 bottom presses conductive plate 30 and thermo-fuse 20, so that conductive plate 30 and thermo-fuse 20 do not move in laser beam welding, so the performance of thermo-fuse 20 does not change because of weld defect, thus the product of inferior quality can be minimized.This pressing step is for the manufacture of the important step of in the method for TCO.

In addition, in pressing step (S30), be arranged on conveyer belt 100 and decline with the press device 160 risen and decline, and press the region that the conductive plate 30 that is provided on grip device 120 and the splicing ear 21 of thermo-fuse 20 and the end of conductive plate 30 overlap each other.

According to this method, being attached to by magnetic sticker under the state that grip device 120 settles the not movement of the thermo-fuse 20 of groove 121 and conductive plate 30, pressing, therefore can prevent laser weld defect.

In addition, alternatively, in pressing step (S30), grip device 120 is lifted predetermined altitude by jig lifting apparatus 142, and wherein jig lifting apparatus 142 rises and declines in the space segment 101 being formed in conveyer belt 100 center.

Next, be arranged on jig lifting apparatus 142 and decline with the press device 160 risen and decline, and the region that the end that pressing is provided to the conductive plate 30 of grip device 120 and the splicing ear 21 of thermo-fuse 20 and conductive plate 30 overlaps each other.

According to this method, owing to carrying out laser weld under the pressed state that grip device 120 and conveyer belt 100 are spaced apart and press device 160 declines, make to carry out welding job under a short-range state and become possibility laser beam and welding region are remained on.

In this case, owing to ensure that the short distance between the camera lens of laser-beam welding machine and means of spot welds part 181, make to adopt low Output of laser bonding machine to become possibility, and can more accurate welding job be carried out.Therefore, this method is effective in the welding job carrying out having very undersized TCO product.

Laser soldering process (S40)

Laser soldering process (S40) is the laser beam by irradiating through the laser beam passing hole 164 be formed in the pressing plate 161 of press device 160, carries out the step of the means of spot welds of the join domain of the splicing ear 21 of thermo-fuse 20 and the join domain of conductive plate 30.Preferably, means of spot welds part 181 carries out means of spot welds, is formed and comprises the radial of three or more points.

In addition, in laser soldering process (S40), by being arranged on the clamping device 130 clamping fixture device 120 on the direction being orthogonal to grip device 120 direction of motion on outside conveyer belt 100, and whether test component inserts before laser weld.

Visual test step (S50)

Visual test step (S50) is after the welding region of TCO 10 taken by use camera 201, is tested the step of weld defect by CPU 202.

Such as, compared by the image of the means of spot welds part 181 by shooting and the primary image pre-entered of welding region, determine laser weld defect.

Functional test step (S60) and unloading step (S70)

Functional test step (S60) is under the state contacted with conductive plate 30 at multiple electric resistance measuring apparatus, by measuring the resistance value of thermo-fuse 20, the step in the presence/absence of exception is determined, to move up and down on the path that wherein said multiple electric resistance measuring apparatus is arranged on conveyer belt 100 by CPU 202.

In addition, unloading step (S70) adsorbs from grip device 120 by being arranged on the absorption layer 242 extracted in robot 241 and unloading the step of TCO 10, with upwards, downwards, left and move right on the path that wherein said extraction robot 241 is arranged on conveyer belt 100.

As mentioned above, according to the equipment for the manufacture of TCO according to the present invention and method, if possible, workman W uses Magnetic tools manually the parts of thermo-fuse 20 and conductive plate 30 to be provided to the placing portion of grip device 120, instead of clutches.

Then, whether be inserted in arrangement groove 121 by inserting the automatic determining means of testing arrangement, and whether insert the parts of repetition, and managed their historical record by bar code recognition component 50 by CPU 202.

In addition, in the preliminary step of laser soldering device 180, under the state by press device 160 stationary heat fuse 20 and conductive plate 30, carry out laser weld work, thus automatically can carry out the batch production of TCO 10.

In addition, accurately carried out weld defect test and the functional test (resistance value of test thermo-fuse 20) of the TCO product completing welding by vision test device and device for testing functions 220, and can automatically carry out all the other the whole processes except parts insertion process by automatic unloading device 240 and there is no damage or the distortion of parts.

According to the equipment for the manufacture of TCO according to the present invention and method, by the automatic operation of laser beam welding and test process, the productivity ratio of the TCO product of the battery circuit being applied to expensive mobile device can be improved, and can ratio of defects be reduced.

In addition, the batch production of the TCO with constant-quality can be carried out, and can according to the date of manufacture by automatic total inspection management TCO product.Therefore, can greatly reduce product defects rate, thus significantly can reduce manufacturing cost.

Although describe according to the equipment for the manufacture of TCO of the present invention and method with reference to specific illustrated embodiment, it does not limit by described embodiment, but is only limited by the appended claims.Should be understood that, when not deviating from scope and spirit of the present invention, those skilled in the art can change or revise described embodiment.

Claims (23)

1., for the manufacture of an equipment of thermal cut-off TCO, comprising:

Conveyer belt, it has formation space segment therebetween, and forms round circular orbit;

The grip device of tabular, it is configured to move along described conveyer belt, and is formed thereon with having multiple arrangement indention parallel sequentially to settle the formation thermo-fuse of TCO and the upper surface of pair of conductive thin plate;

Insert testing arrangement, it is configured to pass the thickness measuring described conductive plate, determines whether the described thermo-fuse be placed on described grip device is installed, and whether inserts the described conductive plate of repetition;

Laser soldering device, it is arranged in the motion path of described conveyer belt, with the means of spot welds of the join domain of the terminal part and described conductive plate of carrying out described thermo-fuse;

Press device, it is arranged on the position corresponding to described laser soldering device, to press the overlapping region of described conductive plate, the terminal part of described thermo-fuse and the terminal part of described conductive plate and described thermo-fuse;

Vision test device, it is provided with CPU, comparing, determining whether there is weld defect with the image by being obtained by the welding region of the described TCO of shooting and primary image;

Device for testing functions, two end in contact of itself and described conductive plate, and by the resistance value of thermo-fuse described in proceeding measurement, determine in the presence/absence of exception; And

Automatic unloading device, it is configured to absorption from described grip device and unloads described TCO.

2. as claimed in claim 1 for the manufacture of the equipment of TCO, also comprise magnet, described magnet with embedding with the isolated mode of basal surface of described thermo-fuse and described conductive plate, described thermo-fuse and described conductive plate to be temporarily fixed to the bottom of described arrangement groove.

3., as claimed in claim 1 for the manufacture of the equipment of TCO, wherein, described grip device comprises:

Share maneuvering board, it has and is placed on described conveyer belt with two of movement ends; And

Special fixture plate, it is assembled on described shared maneuvering board, and has a upper surface, and on the upper surface, described arrangement groove is arranged to the shape having acceptable tolerance compared with corresponding to the overall size of described TCO.

4. as claimed in claim 3 for the manufacture of the equipment of TCO, also comprise clamping device, it is arranged on the outside of the conveyer belt of described insertion testing arrangement and described laser soldering device, to insert in test and the laser weld course of work at conductive plate, described shared maneuvering board is clamped on the direction being orthogonal to the described shared maneuvering board direction of motion

Wherein sliding recess is formed on the both sides of described shared maneuvering board in the described direction of motion, and centre bore is formed in the center of the opposite side of described sliding recess.

5. as claimed in claim 3 for the manufacture of the equipment of TCO, also comprise insulating coating anodic oxide coating, it is formed on the whole outer surface of described special fixture plate, to carry out the precise resistances measurement of described thermo-fuse by described device for testing functions.

6. the equipment for the manufacture of TCO according to any one of claim 2 to 5, wherein, described special fixture plate is divided at least two unit jig plates, and when described special fixture plate damages or described insulating coating peels off, part changes described special fixture plate.

7., as claimed in claim 4 for the manufacture of the equipment of TCO, wherein, described clamping device comprises:

Fixed block, it is installed in the sliding recess on outside described conveyer belt, with described sliding recess surface contact; And

Action bars, it is arranged on the opposite side of described fixed block, with when moving back and forth towards described centre bore turnover, clamps described shared maneuvering board together with described fixed block.

8. as claimed in claim 1 for the manufacture of the equipment of TCO, also comprise identification means, it is arranged on the side of described grip device upper surface, to be recorded by the wireless reader (bar code) be arranged on described conveyer belt in the central processing unit and management manufacture historical record.

9., as claimed in claim 1 for the manufacture of the equipment of TCO, wherein, described insertion testing arrangement comprises:

Lifter plate, it is installed on described conveyer belt, to rise and to decline; And

Sensing member, it is installed on described lifter plate, with towards the thermo-fuse be placed on described fixture and conductive plate, sense described thermo-fuse and whether described conductive plate is installed, and described thermo-fuse and described conductive plate are whether to contact or non-contacting mode overlaps each other.

10., as claimed in claim 1 for the manufacture of the equipment of TCO, wherein, described insertion testing arrangement comprises:

Jig lifting apparatus, it is installed as and rises and decline in the space segment of described conveyer belt, so that described grip device is lifted predetermined altitude;

Fixed frame, it is installed on the outside of described conveyer belt, with towards described jig lifting apparatus; And

Sensing member, it is supported by described fixed frame, to sense the thermo-fuse that is placed on described fixture and whether conductive plate is installed, and whether described thermo-fuse and described conductive plate be to contact with described conductive plate relative to described thermo-fuse or non-contacting mode overlaps each other.

11. equipment for the manufacture of TCO as described in claim 9 or 10, wherein, described sensing member is contactless optical pickocff or linear variable difference transformer.

12. as claimed in claim 1 for the manufacture of the equipment of TCO, wherein, the laser soldering device be installed on described conveyer belt path forms radial means of spot welds part, and by the region that overlapped each other to the terminal part of described thermo-fuse and the end of described conductive plate by laser beam irradiation, described radial means of spot welds part has 3 points.

13. as claimed in claim 1 for the manufacture of the equipment of TCO, and wherein, described press device comprises:

Pressing plate, it is installed as and rises and decline on the bottom of described laser soldering device;

Push projection, it is formed on the basal surface of described pressing plate, presses the conductive plate be placed on described grip device in the mode of surface contact;

Presser feet, it is formed on the basal surface of described pressing plate, and the region overlapped each other in the terminal part of the end of described conductive plate and described thermo-fuse in the mode of point cantact presses described means of spot welds part; And

Laser beam passing hole, it is formed in the position corresponding to described means of spot welds part.

14. as claimed in claim 1 for the manufacture of the equipment of TCO, and wherein, described press device comprises:

Lifter plate, it is installed as and rises and decline in the space segment of described conveyer belt, rises and decline to make the grip device be placed on described conveyer belt;

Pressing plate, it is installed as and rises and decline on the side of described laser soldering device, to combine with the upper surface of described grip device;

Push projection, it is formed on the basal surface of described pressing plate, presses the conductive plate be placed on described grip device in the mode of surface contact;

Presser feet, it is formed on the basal surface of described pressing plate, the region overlapped each other in the terminal part of the end of described conductive plate and described thermo-fuse presses the center of described means of spot welds part in the mode of point cantact; And

Laser beam passing hole, it is formed in the position corresponding to described means of spot welds part.

15. as claimed in claim 1 for the manufacture of the equipment of TCO, wherein, described vision test device comprises a pair camera, and it is installed in the motion road strength of described grip device, take the welding region of the TCO be placed in abreast on described grip device in the way to enlarge

Wherein, the welding region of the TCO be placed in abreast on described grip device taken partly by described camera while movement, so that the welding portion of shooting is sent to described CPU, and the image that described CPU will obtain by taking the welding region of described TCO and primary image compare, and determine whether there is weld defect.

16. equipment for the manufacture of TCO as described in claim 8 or 15, wherein, described CPU is by completing the TCO welding region of welding and the image obtained and the described primary image pre-entered compare by captured in real-time, determine that state settled by the full-size of product, insertion/do not insert TCO parts and raw material, and by result that the identification means store and management on the side that is formed in described grip device upper surface compares.

17. equipment for the manufacture of TCO as described in claim 1 or 8, wherein, described device for testing functions comprises:

Support frame, it is arranged on described conveyer belt;

Lift component, it is arranged on described support frame; And

Electric resistance measuring apparatus, it has measuring probe, and described measuring probe is arranged on the action bars of described lift component, be connected to described CPU and by the operation up and down of described lift component and described TCO Elastic Contact,

Wherein, to be recorded to together with the data that the resistance value obtained by described measuring probe and wireless reader are read from described identification means in described CPU and to be managed by described CPU.

18. as claimed in claim 1 for the manufacture of the equipment of TCO, and wherein, described automatic unloading device comprises:

Extract robot, it is arranged on the rear end described conveyer belt being positioned at described device for testing functions, with upwards, downwards, left and move right; And

Multiple absorption layer, it is installed on the extraction plate of described extraction robot abreast, and is connected to known pneumatic means, to adsorb described conductive plate.

19. as claimed in claim 1 for the manufacture of the equipment of TCO, also comprise collecting robot people, whether it is arranged between described insertion testing arrangement and described laser soldering device, to collect by measuring described thermo-fuse and install and the thickness measuring described conductive plate being defined as corresponding to the grip device inserting defect.

20. 1 kinds of methods for the manufacture of thermal cut-off TCO, described TCO is made up of thermo-fuse and the pair of conductive thin plate be welded on the two ends of described thermo-fuse, and described method comprises:

Step S10 is provided, its at described thermo-fuse and described conductive plate by being embedded in the magnet in described arrangement groove, with be formed in along under the state of the bottom close contact of the arrangement groove on the grip device of conveyer belt movement, described thermo-fuse and described conductive plate are provided;

Insert testing procedure S20, whether its thermo-fuse be provided on described grip device by non-contact optical sensor test is installed, and by being tested the thickness of described conductive plate by linear variable difference transformer, test described conductive plate and whether be installed in described arrangement groove and whether provide the conductive plate of twice;

Pressing step S30, it is by being arranged on the press device on the bottom of described laser soldering device, press and be fixedly provided to the overlapping region of the conductive plate on grip device, the terminal of described thermo-fuse and the end of described conductive plate, wherein said grip device enters into the bottom of laser soldering device by described conveyer belt;

Laser soldering process S40, it is by irradiating through the laser beam of the light beam passing hole be formed in described press device pressing plate, is welded as by the join domain of the terminal part of described thermo-fuse and described conductive plate and comprises 3 radial;

Visual test step S50, the primary image pre-entered of its welding region image obtained by taking the welding region of described TCO by CPU and described welding region compares, and determines laser weld defect;

Functional test step S60, it is measured the resistance value of described thermo-fuse, determines in the presence/absence of exception under passing through the state contacted with described conductive plate at multiple electric resistance measuring apparatus, wherein said multiple electric resistance measuring apparatus is arranged on the path of described conveyer belt, with upwards and move down; And

Unloading step S70, it is by being arranged on the absorption layer extracted in robot, and adsorb from described grip device and unload described TCO, wherein said extraction robot is installed on the path of described conveyer belt, with upwards, downwards, left and move right.

21. as claimed in claim 20 for the manufacture of the method for TCO, wherein, in described insertion testing procedure S20 and described laser soldering process S40, described grip device is by being arranged on gripping apparatus grips on outside described conveyer belt on the direction being orthogonal to the described grip device direction of motion, whether test TCO parts insert, and carry out described laser weld.

22. as claimed in claim 20 for the manufacture of the method for TCO, wherein, in described pressing step S30, described grip device lifts predetermined altitude by jig lifting apparatus, then described press device declines and the region that overlaps each other, the end pressing conductive plate and described thermo-fuse terminal and the described conductive plate being provided to described grip device, wherein said jig lifting apparatus rises and declines in the space segment being formed in described conveyer belt center, and described press device is installed as rising and decline on described jig lifting apparatus.

23. as claimed in claim 20 for the manufacture of the method for TCO, wherein, in described pressing step S30, press device declines and presses the region that the end of conductive plate and described thermo-fuse terminal and described conductive plate that is provided to described grip device overlaps each other, and wherein said press device is installed as and rises on described conveyer belt and decline.