Disclosure of Invention
The invention aims to solve the defects of the prior art, and provides automatic pin welding equipment aiming at the problems that the traditional automatic pin welding equipment is low in automation degree and poor in welding precision and the qualification rate is influenced.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an automatic pin welding device comprises an indexing disc device and an automatic welding work bit group,
the index plate device comprises a rotating plate with rotary switching displacement, a plurality of base body bearing seats which are uniformly arranged on the rotating plate at intervals in the circumferential direction and are used for switching displacement in a plurality of stations of the automatic welding station group,
the automatic welding station group comprises a base body supply station, a pin position degree detection station, a pin welding detection station, a good product unloading station and an NG unloading station which are sequentially arranged along the direction of the rotating disc;
the substrate supply station comprises a substrate conveying circulating belt and a feeding grabbing mechanism used for conveying the substrates on the substrate conveying circulating belt to the substrate bearing seat,
the pin supply station comprises a pin shaping supply line, the pin shaping supply line comprises a pin circulating belt with a pin loading seat, a pin shaping mechanism for shaping pins, a comprehensive pin turnover mechanism for picking the pins in the pin loading seat onto the pin shaping mechanism and picking the pins on the pin shaping mechanism onto the substrate loading seat,
the good product unloading station comprises a good product conveying belt and an unloading grabbing mechanism used for clamping and conveying the good product in the base body bearing seat to the good product conveying belt,
NG unloading station includes NG conveyer belt, is used for with NG article pinch in the base member bears the seat extremely NG on the NG conveyer belt snatchs the mechanism.
Preferably, the pin comprises an L-shaped main body formed by a first end wall and a second end wall, and a turnover wall arranged on the second end wall, a limit groove chamber for bearing the L-shaped main body and a support table for horizontally supporting the turnover wall are arranged in the pin loading seat,
the pin shaping mechanism comprises a first shaping station, a second shaping station and a third shaping station which are sequentially spaced along the conveying direction of the pin circulating belt,
the first shaping station is provided with a first shaping bearing part for bearing the pins and a first shaping part for shaping the bending angle ends of the first end wall and the second end wall, the first shaping bearing part is provided with overturning displacement for overturning the pins,
the second shaping station is provided with a second shaping part for shaping the pins and a second shaping part for shaping the second end wall and the bending angle end of the turnover wall,
a third shaping part for shaping the second end wall is arranged on the third shaping station,
the integrated pin turnover mechanism comprises a synchronous turnover carrier with lifting displacement and horizontal linear displacement, wherein a first transfer part used for transferring pins in the pin loading seat to the first shaping station, a second transfer part used for transferring the pins on the first shaping station to the second shaping station, a third transfer part used for transferring the pins on the second shaping station to the third shaping station and a fourth transfer part used for transferring the pins on the third shaping station to the substrate loading seat are arranged on the synchronous turnover carrier.
Preferably, the pin supply station comprises two groups of pin shaping supply lines which are symmetrically arranged, and two pin loading positions for loading the pins are arranged on the base body.
Preferably, be equipped with on the base member bearing seat and be used for carrying out the locking mechanism that locks the solid to the base member, feeding snatchs the mechanism, unload and snatch the mechanism, NG snatchs the mechanism and is equipped with respectively and is used for right the locking mechanism carries out the locking or the locking mechanism drive division of pine loose operation.
Preferably, the locking and pressing mechanism comprises two pivot pressing pin parts which are arranged on the base body bearing seat at intervals, and the locking and pressing mechanism driving part comprises telescopic driving parts which are arranged in one-to-one correspondence with the pivot pressing pin parts.
Preferably, the substrate supply station and the pin supply station are provided with two-dimensional code identification stations.
The invention has the following beneficial effects:
1. the automatic welding operation of pin can be realized, degree of automation is higher, possesses functions such as pin plastic, pin position degree detection, pin welding detection simultaneously, has improved production efficiency and welding quality, and the product percent of pass obtains higher promotion, has reduced the human cost.
2. By adopting the special pin shaping mechanism, the requirements of online continuous supply and high-precision shaping are met, the whole operation is smooth and efficient, and the product quality is guaranteed.
3. The stations are closely matched, efficient, stable, smooth in operation and easy to construct, the requirements of batch welding efficient automatic operation are met, and the welding machine has high economic value.
Detailed Description
The invention provides an automated pin soldering apparatus. The technical solution of the present invention is described in detail below with reference to the accompanying drawings so that it can be more easily understood and appreciated.
An automated pin soldering apparatus, as shown in fig. 1-6, includes an automated soldering station set and an indexing disk apparatus.
The index plate device comprises a rotating disk 1 with rotary switching displacement, and a plurality of base bearing seats 2 which are circumferentially and uniformly spaced and used for switching displacement in a plurality of stations of an automatic welding station group are arranged on the rotating disk 1.
Specifically, the substrate bearing seat 2 is driven by the rotating disk 1 to switch among a plurality of stations of the automatic welding station group, which belongs to the prior art, detailed description is omitted here, and only the substrate position switching drive for bearing the substrate in the station sequence needs to be satisfied, and the rotating disk 1 is generally driven by a driving source in an indexing manner.
In the present case, automatic welding station group includes that the base member that sets gradually along 1 direction of rotary disk supplies station 3, pin to supply station 4, pin position degree detection station 5, pin welding station 6, pin welding detection station 7, non-defective products unloading station 8, NG unloading station 9, and NG is promptly to detect defective products, also called defective products.
The substrate supply station 3 comprises a substrate conveying endless belt 31, and a feeding and grabbing mechanism 32 for conveying the substrates on the substrate conveying endless belt 31 to the substrate carrier 2.
The lead pin supply station 4 includes a lead pin shaping supply line including a lead pin circulation belt 41 having a lead pin mounting base 40, a lead pin shaping mechanism 42 for shaping the lead pin, and an integrated lead pin circulation mechanism 43 for picking up the lead pin in the lead pin mounting base 40 onto the lead pin shaping mechanism 42 and for picking up the lead pin on the lead pin shaping mechanism 42 onto the base carrier base 2.
The good product unloading station 8 comprises a good product conveyer belt 81 and an unloading grabbing mechanism 82 used for clamping and conveying the good product in the base body bearing seat 2 on the good product conveyer belt 81.
The NG unloading station 9 comprises an NG conveying belt 91 and an NG grabbing mechanism 92 used for clamping and conveying NG products in the substrate bearing seat 2 to the NG conveying belt.
The specific implementation process and principle description are as follows:
when the automatic detection operation is performed, the substrate conveying circulating belt 31 supplies the substrates, the feeding grabbing mechanism 32 grabs and sends the substrates on the substrate conveying circulating belt 31 to the substrate bearing seat 2 on the rotating disc 1, and then the rotating disc 1 enables the substrate bearing seat 2 which is currently loaded with the substrates to be switched to be opposite to the pin supply station 4.
At this time, the pins are supplied by the pin circulating belt 41, the pins of the conveying belt are limited and arranged on the pin loading seat 40, the pins are switched through the comprehensive pin turnover mechanism 43, the pins on the pin loading seat 40 are picked up to the pin shaping mechanism 43 for pin shaping, and then the shaped pins are picked up and loaded on the current substrate of the aligning substrate bearing seat 2, so that the pins are preloaded.
Then the substrate passes through a pin position degree detection station 5, a pin welding station 6, a pin welding detection station 7, a good product unloading station 8 and an NG unloading station 9 in sequence in the rotating state of the rotating disc 1, and finally circulates to a substrate supply station 3.
When the pin position degree detection station 5 is used, the pin pre-loading position degree detection is realized through CCD detection, pin welding operation is carried out on the pin welding station 6 after the pin is qualified, and the pin welding station 6, the pin welding detection station 7 and the good product unloading station 8 are not triggered when the pin is unqualified, and the unloading is directly triggered on the NG unloading station 9.
The pin pre-loading position degree detection is qualified, the pin pre-loading position degree detection enters a pin welding station 6 for welding operation, then the pin welding detection station 7 is used for carrying out pin welding quality CCD detection, if the pin pre-loading position degree detection is qualified, a good product unloading station 8 is triggered to unload, if the pin pre-loading position degree detection is unqualified, the good product unloading station 8 is not triggered, and unloading is directly triggered at an NG unloading station 9.
So realize automatic base member feed, pin plastic feed, pre-load position degree detection, pin welding, welding detection and categorised unloading, improved pin welding degree of automation, the high-efficient smoothness of operation, pin welding quality obtains higher promotion simultaneously, and the product percent of pass is higher.
In one embodiment, as shown in fig. 6, the pin 10 includes an L-shaped body formed by a first end wall 11 and a second end wall 12, a folded wall 13 disposed on the second end wall 12, and a limiting groove chamber for bearing the L-shaped body and a supporting platform for horizontally supporting the folded wall are disposed in the pin loading seat 40.
The pin shaping mechanism 42 includes a first shaping station 421, a second shaping station 422, and a third shaping station 423 that are sequentially spaced in the conveying direction of the pin endless belt.
The first shaping station 421 is provided with a first shaping bearing part 4211 for bearing the pins and a first shaping part 4212 for shaping the bending angle ends of the first end wall and the second end wall, and the first shaping bearing part 4211 has a turning displacement for turning the pins.
The second shaping station 422 is provided with a second shaping part 4221 for shaping the pins and a second shaping part 4222 for shaping the bent angle ends of the second end wall and the turnover wall.
The third shaping station 423 is provided with a third shaping unit 4231 for shaping the second end wall.
The integrated pin transfer mechanism 43 includes a synchronous transfer carrier 430 having a lifting displacement and a horizontal linear displacement, and the synchronous transfer carrier is provided with a first transfer portion for transferring the pins in the pin loading seat to the first shaping station, a second transfer portion for transferring the pins on the first shaping station to the second shaping station, a third transfer portion for transferring the pins on the second shaping station to the third shaping station, and a fourth transfer portion for transferring the pins on the third shaping station to the substrate loading seat. The first to fourth transfer portions are magnetic adsorption ends or negative pressure adsorption ends.
The specific implementation process and principle description are as follows:
when the pins 10 are supplied, the synchronous turnover carrier 430 is used for carrying out position switching conveying of the pins from the pin loading seat 40, the first shaping station 421, the second shaping station 422 and the third shaping station 423 to the base body loading seat 2, namely, the pins are switched in a one-way position by the reciprocating position switching of the first transfer part to the fourth transfer part, so that the operation is more efficient.
The first transfer part picks up the folded wall 13, the pins are moved from the base body bearing seat 2 to the first shaping station 421, the pins are supported on the first shaping bearing part 4211 at the moment, the bent angle ends of the first end wall and the second end wall are shaped through linear displacement of the first shaping part 4212, and the first shaping bearing part 4211 rotates after shaping, so that the first end wall 11 is horizontal.
At this time, the second transfer part picks up the first end wall 11, the pins are transferred from the first shaping station 421 to the second shaping station 422, and the bending angle end shaping for the second end wall and the turnover wall is realized through the linear displacement of the second shaping part 4222 towards the second shaping and shaping part 4221.
The third transfer unit picks up the first end wall 11 of the lead in the second shaping station 422, transfers the lead from the second shaping station 422 to the third shaping station 423, and shapes the second end wall by the third shaping unit 4231.
Finally, the pins shaped at the third shaping station 423 are loaded to the pin loading positions of the substrate on the current substrate bearing seat 2 by the fourth transfer part, so that the pin preloading is realized.
In one embodiment, the pin supply station comprises two sets of symmetrically arranged pin shaping supply lines, and two pin carrying positions for carrying pins are arranged on the substrate.
The requirement for synchronous shaping and supplying of the double pins of the substrate with the double-pin loading positions can be met.
In one embodiment, the substrate carrier 2 is provided with a locking mechanism 20 for locking the substrate, and the feeding grabbing mechanism 32, the discharging grabbing mechanism 82, and the NG grabbing mechanism 92 are respectively provided with a locking mechanism driving portion 30 for locking or releasing the locking mechanism 20.
Specifically, conventionally, the substrate carrier 2 is supported in a profiling manner, and the rotating disk 1 has a certain angular velocity, which easily causes the substrate to shift in the substrate carrier 2, thereby affecting the pin pre-loading position accuracy and the welding position accuracy, for which the locking mechanism 20 and the matched locking mechanism driving part 30 are designed.
During concrete implementation, the relative locking between the base body and the base body bearing seat 2 is realized by the locking and pressing mechanism 20, so that the stability of the position degree of the base body switching displacement is met, and the pre-loading precision and the welding precision are improved.
The locking mechanism driving portion 30 is used for locking or releasing the locking mechanism 20, that is, locking and releasing operations are performed during operations of the substrate supply station, the good product discharge station and the NG discharge station.
In one embodiment, the locking mechanism 20 includes two pivot pins 21 spaced apart from each other on the base carrier, and the locking mechanism driving part 30 includes a telescopic driving part 31 corresponding to the pivot pins one by one.
Specifically, the pivot press pin portion 21 includes an elastic component, which is in a locked state of pressing and fixing the substrate by the elastic component, and when unlocking, the telescopic driving portion 31 presses and connects the pivot press pin portion 21, and at this time, loading or unloading of the substrate is performed, and after loading or unloading is completed, the telescopic driving portion 31 is reset, and at this time, the pivot press pin portion 21 is elastically reset to lock or unload the substrate.
In a specific embodiment, the two-dimensional code recognition station 50 is arranged at the substrate supply station 3 and the pin supply station 4, specifically, the two-dimensional code identification is arranged on the substrate, the two-dimensional code on the substrate can be scanned and recognized by the two-dimensional code recognition station 50, the operations of carrying and detecting pins are carried out after the recognition is successful, and only the NG is triggered when the recognition is unqualified.
Through the description, the automatic pin welding equipment can realize the automatic pin welding operation, has higher automation degree, has the functions of pin shaping, pin position degree detection, pin welding detection and the like, improves the production efficiency and the welding quality, improves the product percent of pass, and reduces the labor cost. By adopting the special pin shaping mechanism, the requirements of online continuous supply and high-precision shaping are met, the whole operation is smooth and efficient, and the product quality is guaranteed. The stations are closely matched, efficient, stable, smooth in operation and easy to construct, the requirements of batch welding efficient automatic operation are met, and the welding machine has high economic value.
The technical solutions of the present invention are fully described above, it should be noted that the specific embodiments of the present invention are not limited by the above description, and all technical solutions formed by equivalent or equivalent changes in structure, method, or function according to the spirit of the present invention by those skilled in the art are within the scope of the present invention.