CN215988608U - Nail-penetrating device of multi-stage miniature circuit breaker - Google Patents

Abstract

The utility model relates to the technical field of circuit breakers, and particularly discloses a nail-piercing device of a multistage miniature circuit breaker, which comprises a circuit breaker conveying mechanism, a rivet conveying mechanism and a nail-piercing mechanism, wherein the rivet conveying mechanism comprises a vibration disc, an overturning assembly communicated with the vibration disc and a transferring assembly communicated with the overturning assembly, the overturning assembly comprises an overturning piece and an overturning driving piece for driving the overturning piece to rotate, a through hole matched with a rivet is formed in the overturning piece, the through hole is driven by the overturning driving piece to overturn into a horizontal arrangement communicated with an output channel of the vibration disc or a vertical arrangement communicated with the transferring assembly, a rivet accommodating cavity is formed in the transferring assembly, the rivet accommodating cavity can be communicated with the through hole, a limiting mechanism is arranged below the rivet accommodating cavity, the nail-piercing mechanism comprises a positioning piece and a pushing piece, and a circuit breaker accommodating cavity is formed in the positioning piece, the rivet holding chamber moves to the top of the circuit breaker holding chamber and can be communicated with the circuit breaker holding chamber.

Description

Nail-penetrating device of multi-stage miniature circuit breaker

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a nail penetrating device of a multistage miniature circuit breaker.

Background

At present, the manual rivet penetrating is generally adopted for the rivet penetrating work of multi-pole circuit breakers such as 2P, 3P, 4P and the like at home and abroad, and some automatic rivet penetrating devices slowly appear later, for example, the Chinese patent with the application number of 201911257053.0 discloses an automatic rivet penetrating device for the circuit breaker, and as can be seen from the attached drawings, a vibration disc of the automatic rivet penetrating device is positioned at the highest position, rivets are conveyed from a hose at a high position, and the conveying structure has the following defects:

1. the length of the rivet of the multi-pole miniature circuit breaker is 37mm, 54mm, 71mm or longer respectively; the diameter of the rivet is 1.9mm, the diameter of the rivet cap is 3.3mm, the rivet with the length of more than 54mm is conveyed in the hose with extremely high difficulty and can not pass smoothly, and if the inner diameter of the hose is increased, two rivets are crossed and extruded in the hose to cause blocking;

2. the rivets are made of aluminum alloy materials, the materials are soft, 90% of the rivets can deform to different degrees in the transportation process, the thickness of the rivet cap and the diameter and the shape of the rivet cap are not consistent, and pipeline transportation is blocked;

3. due to the limitation of the volume design of a machine, rivets with three different lengths need to be nailed under the positioning of the same clamp, and a stock bin and a conveying channel need to be emptied during model changing under the conditions of a common vibration disc and a direct vibration pushing rivet; once the cleaning is not clean, rivets with different lengths can appear in the channel, so that the material distributing mechanism and the vertical material pushing rivet mechanism are blocked;

4. each utmost point thickness of miniature circuit breaker is 18mm (there is positive negative deviation), multipolar back of assembling, add the interelectrode location of locating pin (little grain of rice), the punchhole form between utmost point and the utmost point is to wearing the formula, the rivet passes from top-down in to the punchhole, wear a plurality of unipolar miniature circuit breakers together, form multipolar miniature circuit breaker through the riveting, when the rivet passes the rivet hole of each utmost point miniature circuit breaker shell, because the rivet hole diameter is 2.0mm, and the rivet diameter is 1.9mm, when the multipolar overlapping of miniature circuit breaker, the position deviation in rivet hole, can cause the rivet hole to diminish because of overlapping crisscross aperture that leads to, the bail can appear, the condition such as peg.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a full-automatic nail-penetrating device.

In order to achieve the purpose, the utility model adopts the technical scheme that: a nail-penetrating device of a multistage miniature circuit breaker comprises a circuit breaker conveying mechanism, a rivet conveying mechanism and a nail-penetrating mechanism, the rivet conveying mechanism comprises a vibration disc, a turnover assembly communicated with the vibration disc and a transfer assembly communicated with the turnover assembly, the turnover assembly comprises a turnover piece and a turnover driving piece for driving the turnover piece to rotate, the turnover piece is provided with a through hole matched with the rivet, the through hole is driven by the overturning driving piece to overturn into a horizontal arrangement communicated with the output channel of the vibration disc or a vertical arrangement communicated with the transferring component, the transfer component is provided with a rivet holding cavity which can be communicated with the through hole, a limiting mechanism is arranged below the rivet holding cavity, the nail penetrating mechanism comprises a positioning piece and a pushing piece, a circuit breaker accommodating cavity is arranged on the positioning piece, the rivet holding chamber moves to the top of the circuit breaker holding chamber and can be communicated with the circuit breaker holding chamber.

In the technical scheme, in the initial stage, the through hole is aligned and communicated with the output channel of the vibration disc, the rivet is vibrated and pushed into the through hole from the output channel, then the turnover piece rotates 90 degrees to enable the through hole to be in an upright state, then the rivet freely falls into the rivet containing cavity under the action of gravity, then the rivet containing cavity moves to the positioning piece to be aligned with the rivet hole on the circuit breaker, at the moment, the rivet can freely fall or fall into the rivet hole under the driving of the pressure rod, after the rivet penetrating is completed, the circuit breaker is moved out of the circuit breaker containing cavity to enter the next process, the device adopts straight and hard tube direct vibration parallel pushing to replace hose conveying, the length of the rivet is not limited, so that the circuit breakers of 2P, 3P and 4P or even more stages can be used, the diameter of the preferred output channel can be about 0.9mm larger than that of the rivet cap, and the material blocking caused by cross extrusion can not be caused, the vibration propulsion of the rivet in the output channel can not be resisted, and the tail end of the output channel can be provided with an induction blowing acceleration control structure.

As a further arrangement of the utility model, the number of the rivet conveying mechanisms is at least two, the number of the turnover pieces on each rivet conveying mechanism is at least three, the axial length of the through hole is less than or equal to the length of the corresponding rivet, and the turnover assembly further comprises a detection piece.

Among the above-mentioned technical scheme, preferred rivet conveying mechanism is three, three kinds of different length rivets are stored respectively in three storage nail storehouse, conveying mechanism moves independently respectively, because miniature circuit breaker rivet hole position becomes triangular distribution, be separated by a certain distance, each miniature circuit breaker need wear three rivets, respectively will use three independent upset piece, the upset piece has replaced branch nail mechanism, the signal that the rivet targets in place is independent passback, need consider three rivet when the program design targets in place at the different time, the nail falls in the different time upset, wait for behind three rivets all get into the through-hole of upset piece, just start the upset of upset piece upset, the detection piece can be infrared sensor or proximity switch etc..

As a further arrangement of the present invention, the turnover member is disc-shaped, the through hole is arranged along the radial direction of the turnover member, the turnover member is rotated back and forth at 90 degrees, and the outer peripheral surface of the turnover member and the output channel of the seismic disk form a sealing arrangement.

Among the above-mentioned technical scheme, the side of upset piece is provided with constitutes shutoff complex block structure with the through-hole, block structure can be with the spacing face of the outer peripheral face adaptation of upset piece, this spacing face is unanimous with the outer peripheral face profile of upset piece and constitutes the spacing setting to the rivet with the outer peripheral face clearance fit of upset piece, avoid the rivet to fall out the through-hole, be provided with the hole that aligns the switch-on with the through-hole state of standing upright, make things convenient for the rivet to pass, block structure can also be the plectrum, the plectrum is the L type, one end is rotated and is connected on the terminal surface of upset piece, the other end aligns and covers in the exit of through-hole with the through-hole, set up one at the side of upset piece and block the spacing complex of plectrum, when the through-hole becomes the state of standing upright, plectrum and block piece butt, along with the rotation of upset piece, the plectrum is kicked out and makes the rivet can freely drop, the stroke is short, moreover, the steam generator is simple structure.

As a further arrangement of the utility model, the positioning piece comprises a lower positioning plate and an upper positioning plate which can be far away from and close to each other, the circuit breaker accommodating cavity is formed between the upper positioning plate and the lower positioning plate, a plurality of positioning blocks are arranged on the lower surface of the upper positioning plate, guide positioning surfaces are arranged on the positioning blocks, a through hole for a rivet to pass through is arranged on the upper positioning plate, and the through hole can be communicated with the rivet accommodating cavity.

Among the above-mentioned technical scheme, be provided with the lift cylinder on the preferred lower locating plate, the circuit breaker is pushed to the back on the lower locating plate, lower locating plate rebound, the upper locating plate adopts three fixed metal locating pieces that have the chamfer, make the circuit breaker lead-in smoothly between the three locating piece, the casing position that has dimensional requirement on the miniature circuit breaker is controlled in the firm, lower locating plate lifts miniature circuit breaker casing, and push the locating piece inboard of upper locating plate through the direction locating surface, until the complete retraction of counter-force spring jack-ball is to upper locating plate plane the inside, realize accurate location, avoid the rivet to block.

As a further arrangement of the present invention, the pushing member includes a pressing rod located above the rivet accommodating chamber and a pressing rod driving member for driving the pressing rod to extend into or withdraw from the rivet accommodating chamber.

Among the above-mentioned technical scheme, the rivet whereabouts can be assisted in the setting of depression bar to the guarantee rivet can run through the rivet hole of circuit breaker, and the depression bar gets into circuit breaker rivet hole through perforating.

As a further arrangement of the utility model, a liftable nail guiding needle is arranged below the lower positioning plate, a needle hole for the nail guiding needle to penetrate through is formed in the lower positioning plate, and the nail guiding needles are aligned with the compression bars one by one.

Among the above-mentioned technical scheme, pass miniature circuit breaker casing rivet hole for the rivet can be smooth, the design adopts draws the nail needle mode, when the locating plate upwards jacks up down, draw the nail needle and stretch out below the locating plate down, wear toward miniature circuit breaker casing rivet hole again, when the depression bar down inserts the rivet hole from last, draw the nail needle and can insert rivet rod head center spin rivet hole, it contracts downwards to hug closely the rivet along with the pushing down of depression bar, the guide rivet passes 2P smoothly, 3P, 4P rivet hole, play the physics and introduce the function, the perforation on the locating plate sets up with following drawing the nail needle in pairs in order, when drawing the nail needle and passing the rivet hole of product, the perforation has just also been confirmed correspondingly, the drawing the nail needle of circuit breaker rivet hole and below has been on same axis, thereby, the rivet accuracy is ensured to one hundred percent, smooth circuit breaker rivet hole that passes.

As a further arrangement of the utility model, the transfer assembly further comprises a turntable, nail carrying stations are arranged on the turntable at intervals along the circumferential direction of the turntable, the nail carrying stations are respectively provided with the rivet accommodating cavity and the limiting mechanism, and the positioning piece is positioned below the turntable.

Among the above-mentioned technical scheme, carry the nail station to be a plurality of, three rivet conveying mechanism distributes at the side of carousel, and the station is many, and is efficient, and the overall arrangement is compact, and is small, and each rivet conveying mechanism trouble early warning position is independent, and the design of procedure realizes a key rapid prototyping through the cooperation, need not to change any part, convenient operation.

As a further arrangement of the utility model, the limiting mechanism comprises an elastic piece positioned below the rivet accommodating cavity, and an elastic channel for the rivet to pass through is arranged on the elastic piece.

Among the above-mentioned technical scheme, the elastic component has the effect of rectifying, and what make the rivet top accurate stretches out from perpendicular rivet holding chamber lower hole center, inserts small-size circuit breaker rivet hole center steadily, avoids the rivet head to hang small-size circuit breaker hole edge and leads to the card to pause.

As a further arrangement of the utility model, the circuit breaker conveying mechanism comprises a conveying belt and a push plate for pushing the circuit breaker to the lower positioning plate, the push plate is in a semi-enclosed U shape, the lower positioning plate is provided with a positioning magnet, the lower surface of the upper positioning plate is provided with an elastic ejecting bead, and the elastic ejecting bead is positioned among the positioning blocks.

Among the above-mentioned technical scheme, in order to prevent that the casing from being positioned the inboard jamming of locating piece, adopt reaction spring top pearl device, evenly distributed installs in the middle of the locating piece, the plane department of locating piece under the casing spare part is hugged closely, help the casing after the drift to break away from the top board fast, in order to ensure miniature circuit breaker casing not squint, embedding location magnet on the locating piece down, keep flat relatively with the plane of locating piece down, the part distribution of the inside band iron spare of miniature circuit breaker casing is pressed in the position of location magnet, imbed at the corresponding idle position of locating piece down, after miniature circuit breaker casing got into the locating piece down, can be firmly adsorbed on the locating piece plane down by the strong magnet of embedding, the location is stable, moreover, the steam generator is simple in structure.

As a further arrangement of the utility model, a nail checking mechanism is arranged on the side edge of the positioning piece, the nail checking mechanism comprises a pressing plate moving up and down and a detection element arranged on the pressing plate, a detection push rod for pushing the circuit breaker to the position below the pressing plate is arranged on the side edge of the lower positioning plate, and the nail checking mechanism further comprises a discharge push rod.

Among the above-mentioned technical scheme, in order to ensure that the miniature circuit breaker rivet after the drift bolt does not appear leaking the rivet, adopt the response to examine the nail, it is pushed down by the cylinder to examine nail mechanism, the sensing signal passback is realized, mainly avoid leaking the rivet, detecting element can be infrared sensor or proximity switch etc. in order to avoid playing the defective products and take out the in-process and open the door, influence mechanical operation efficiency, can take the defective products and play the material after, directly by the conveyer belt propelling movement to the machine outside, the staff need not open the door and get the defective products, cause unnecessary down time.

The utility model is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a perspective view of a structure of an embodiment of the present invention;

FIG. 2 is a perspective view of the structure of an embodiment of the present invention;

FIG. 3 is a perspective view of a structure of an embodiment of the present invention;

FIG. 4 is a perspective view of the raised structure of the lower positioning plate according to the embodiment of the present invention;

FIG. 5 is a perspective view of a rivet delivery mechanism according to an embodiment of the present invention;

FIG. 6 is a perspective view of a rivet delivery mechanism according to an embodiment of the present invention;

FIG. 7 is a bottom view of the rivet delivery mechanism in accordance with the preferred embodiment of the present invention;

FIG. 8 is a cross-sectional view A-A of FIG. 7;

FIG. 9 is an exploded view of a stop mechanism according to an embodiment of the present invention;

FIG. 10 is a perspective view of the nail inspection mechanism in accordance with the preferred embodiment of the present invention.

Detailed Description

The embodiment of the utility model is shown in fig. 1-10, a nail-piercing device for a multistage miniature circuit breaker, as shown in fig. 1, 2, 3, and 7, comprising a circuit breaker conveying mechanism 1, a rivet conveying mechanism 2, and a nail-piercing mechanism 3, wherein the rivet conveying mechanism 2 comprises a vibration disc 21, an overturning component 22 communicated with the vibration disc 21, and a transferring component 23 communicated with the overturning component 22, the overturning component 22 comprises an overturning component 221 and an overturning driving component 222 for driving the overturning component 221 to rotate, a through hole 2211 adapted to a rivet is arranged on the overturning component 221, the through hole 2211 is driven by the overturning driving component 222 to overturn into a horizontal arrangement communicated with an output channel 211 of the vibration disc 21 or a vertical arrangement communicated with the transferring component 23, a rivet accommodating cavity 231 is arranged on the transferring component 23, the rivet accommodating cavity 231 can be communicated with the through hole 2211, a limit mechanism 232 is arranged below the rivet accommodating cavity 231, the rivet penetrating mechanism 3 comprises a positioning piece 31 and a pushing piece 32, a circuit breaker accommodating cavity 33 is formed in the positioning piece 31, and the rivet accommodating cavity 231 is moved to the position above the circuit breaker accommodating cavity 33 and can be communicated with the circuit breaker accommodating cavity 33.

In the initial stage, the through hole 2211 is aligned and conducted with the output channel 211 of the vibration disc 21, the rivet is vibrated and pushed into the through hole 2211 from the output channel 211, then the turnover piece 221 rotates 90 degrees to enable the through hole 2211 to be in an upright state, then the rivet freely falls into the rivet containing cavity 231 under the action of gravity, then the rivet containing cavity 231 moves to a positioning piece to be aligned with a rivet hole on a breaker, at the moment, the rivet can freely fall or fall through the driving of a pressure lever to be inserted into the rivet hole, after the rivet penetrating is completed, the breaker is moved out of the breaker containing cavity 33 to enter the next process, the device adopts straight and hard pipe vertical vibration parallel pushing to replace hose conveying, the length of the rivet is not limited, so that 2P, 3P and 4P even more stages of breakers can be used, the diameter of the preferred output channel 211 can be about 0.9mm larger than that of a rivet cap, and thus the material blocking caused by cross extrusion can not be caused, the vibration propulsion of the rivet in the output channel 211 is not resisted, and the tail end of the output channel 211 can be provided with an induction blowing acceleration control structure.

The number of the rivet conveying mechanisms 2 is at least two, the number of the overturning parts 221 on each rivet conveying mechanism 2 is at least three, the axial length of the through hole 2211 is smaller than or equal to the length of the corresponding rivet, and the overturning assembly 22 further comprises a detection part 24.

The optimized rivet conveying mechanisms 2 are three, rivets with three different lengths are stored in three nail storage bins respectively, the conveying mechanisms move independently respectively, rivet holes of the miniature circuit breakers are distributed in a triangular mode and are separated by a certain distance, each miniature circuit breaker needs to be penetrated by three rivets, three independent turning pieces 221 need to be used respectively, the turning pieces 221 replace nail distribution mechanisms, signals that the rivets are in place are independently returned, the three rivets are required to be in place at different times and turned over at different times to fall during program design, the turning pieces 221 are started to turn over after the three rivets all enter through holes 2211 of the turning pieces 221, and the detection pieces 24 can be infrared sensors or proximity switches or micro switches and the like.

The turnover part 221 is disc-shaped, the through hole 2211 is arranged along the radial direction of the turnover part 221, the turnover part 221 rotates in a reciprocating manner by 90 degrees, the turnover part 221 is provided with a limit block 2212, the limit block 2212 can be in limit fit with other limit blocks in the vertical state or the horizontal state of the through hole 2211, the limit block 2212 can also be matched with the inspection part 24 to detect whether the turnover part 221 is turned over in place, and the peripheral surface of the turnover part 221 and the output channel 211 of the vibration disc 21 form a blocking arrangement.

The side edge of the turning piece 221 is provided with a blocking structure forming blocking fit with the through hole 2211, the blocking structure can be a limiting surface 25 matched with the outer peripheral surface of the turning piece 221, the limiting surface 25 is consistent with the outer peripheral surface profile of the turning piece 221 and is in clearance fit with the outer peripheral surface of the turning piece 221 to form limiting setting of a rivet, the rivet is prevented from falling out of the through hole 2211, a hole aligned and communicated with the through hole 2211 in an upright state is formed in the limiting surface 25, the rivet can conveniently pass through the blocking structure, the blocking structure can also be a shifting sheet, the shifting sheet is L-shaped, one end of the shifting sheet is rotatably connected to the end surface of the turning piece 221, the other end of the shifting sheet is aligned with the through hole 2211 and covers the outlet of the through hole 2211, a blocking block in limiting fit with the shifting block is arranged on the side edge of the turning piece 221, the shifting sheet is abutted to the blocking block when the through hole 2211 is in an upright state, the shifting sheet is shifted to enable the rivet to freely fall, the stroke is short, the structure is simple.

The positioning member 31 includes a lower positioning plate 311 and an upper positioning plate 312 which can be far away from and close to each other, the circuit breaker accommodating cavity 33 is formed between the upper positioning plate 312 and the lower positioning plate 311, a plurality of positioning blocks 3121 are disposed on a lower surface of the upper positioning plate 312, as shown in fig. 5, the positioning blocks 3121 are provided with guide positioning surfaces 31211, the upper positioning plate 312 is provided with a through hole 3122 for a rivet to pass through, and the through hole 3122 can be communicated with the rivet accommodating cavity 231.

The lower positioning plate 311 is preferably provided with a lifting cylinder, the circuit breaker is pushed to the lower positioning plate 311, the lower positioning plate 311 moves upwards, the upper positioning plate 312 adopts three fixed metal positioning blocks 3121 with chamfers, the circuit breaker is smoothly guided between the three positioning blocks 3121, a housing part with a size requirement on the miniature circuit breaker is stably held, the lower positioning plate 311 lifts the housing of the miniature circuit breaker, the housing is pushed into the inner side of the positioning block 3121 of the upper positioning plate 312 through the guide positioning surface 31211, until the top ball of the counter force spring is completely retracted to the plane of the upper positioning plate 312, accurate positioning is realized, and rivet clamping is avoided.

The pushing element 32 includes a pressing rod 321 located above the rivet receiving cavity 231 and a pressing rod driving element 322 for driving the pressing rod 321 to extend into or withdraw from the rivet receiving cavity 231. The setting of depression bar 321 can assist the rivet whereabouts to guarantee that the rivet can run through the rivet hole of circuit breaker, depression bar 321 gets into the circuit breaker rivet hole through perforation 3122.

The nail guiding needle 323 capable of lifting is arranged below the lower positioning plate 311, a needle hole 3111 for the nail guiding needle 323 to pass through is arranged on the lower positioning plate 311, and the nail guiding needle 323 is aligned with the pressure lever 321 one by one.

In order to enable the rivet to smoothly penetrate through the rivet hole of the shell of the miniature circuit breaker, a nail guiding needle 323 mode is adopted in design, when the lower positioning plate 311 is upwards jacked, the nail guiding needle 323 extends out of the lower surface of the lower positioning plate 311 and penetrates through the rivet hole of the shell of the miniature circuit breaker, when the pressing rod 321 is inserted into the rivet hole from top to bottom, the nail guiding needle 323 can be inserted into the center of the rivet rod head to be screwed into the rivet hole, the rivet is tightly attached to the pressing rod 321 to retract downwards along with the pressing of the pressing rod 321, the rivet is smoothly guided to penetrate through the 2P, 3P and 4P rivet holes to achieve a physical introduction function, the through hole 3122 in the upper positioning plate 312 and the nail guiding needle 323 below are arranged in alignment, when the nail guiding needle 323 penetrates through the rivet hole of a product, the through hole 3122, the rivet hole of the circuit breaker and the nail guiding needle 323 below are correspondingly determined to be on the same axis, and therefore, the rivet can be accurately and smoothly penetrated through the rivet hole of the circuit breaker.

The transfer assembly 23 further comprises a rotary table 232, the rotary table 232 is provided with nail carrying stations distributed at intervals along the circumferential direction of the rotary table 232, the nail carrying stations are provided with the rivet accommodating cavities 231 and the limiting mechanisms 232, and the positioning members 31 are located below the rotary table 232. Carry the nail station to be a plurality of, three rivet conveying mechanism 2 distributes at the side of carousel 232, and the station is many, and is efficient, and the overall arrangement is compact, and is small, and each 2 trouble early warning point locations of rivet conveying mechanism are independent, and the design of procedure realizes a key rapid prototyping through the cooperation, need not to change any part, convenient operation.

The limiting mechanism 232 includes an elastic member 2321 located below the rivet receiving cavity 231, and an elastic channel 2322 for the rivet to pass through is disposed on the elastic member 2321. The elastic member 2321 has a function of correcting deviation, two layers of limiting mechanisms can be arranged below the rivet accommodating cavity 231, so that the top of a rivet accurately extends out of the center of a lower hole of the vertical rivet accommodating cavity 231 and is stably inserted into the center of a rivet hole of the small circuit breaker, and the phenomenon that the rivet head is clamped by the edge of the hole of the small circuit breaker is avoided, as shown in fig. 8 and 9, the elastic member 2321 comprises a rotating block 23211 which is rotatably arranged, the rotating block 23211 is hinged to a bracket 2323, a compression spring 23213 is arranged above a hinge shaft 23212, the compression spring 23213 is respectively abutted against the rotating block 23211 and the bracket 2323, so that the rotating block 23211 below the hinge shaft 23212 is closed towards the middle, the rotating block 23211 is at least positioned in two, and the elastic channel 2322 is formed by gaps among the rotating blocks 23211.

As shown in fig. 4, the circuit breaker conveying mechanism 1 includes a conveying belt 11 and a push plate 12 for pushing the circuit breaker onto the lower positioning plate 311, the push plate 12 is in a half-enclosed U shape, a positioning magnet is disposed on the lower positioning plate 311, an elastic supporting bead 3122 is disposed on the lower surface of the upper positioning plate 312, and the elastic supporting bead 3122 is disposed between a plurality of positioning blocks 3121.

In order to prevent the shell from being stuck at the inner side of the positioning block 3121, a reaction spring ball-pushing device is adopted, the shell is uniformly arranged in the middle of the positioning block 3121, the free part of the shell is tightly attached to the plane of the lower positioning plate 311, the shell after being pierced is favorably and quickly separated from the upper positioning plate 312, in order to ensure that the shell of the miniature circuit breaker is not deviated, a positioning magnet is embedded in the lower positioning plate 311 and is kept relatively flat with the plane of the lower positioning plate 311, the position of the positioning magnet is distributed according to the parts of iron parts in the shell of the miniature circuit breaker, the positioning magnet is embedded in the corresponding free position of the lower positioning plate 311, after the shell of the miniature circuit breaker enters the lower positioning plate 311, the embedded strong magnet can be firmly adsorbed on the plane of the lower positioning plate 311, the positioning is stable, and the structure is simple.

As shown in fig. 4 and 10, a nail checking mechanism 4 is disposed on a side of the positioning member 31, the nail checking mechanism 4 includes a pressing plate 41 moving up and down and a detecting element 42 disposed on the pressing plate 41, a detecting push rod 43 for pushing the circuit breaker to a position below the pressing plate 41 is disposed on a side of the lower positioning plate 311, and the nail checking mechanism 4 further includes a discharging push rod 44.

In order to ensure that the small-sized circuit breaker rivet after the drift bolt does not appear leaking the drift bolt, adopt the response to examine the nail, examine nail mechanism 4 and be pushed down by the cylinder, the sensing signal passback is realized, mainly in order to avoid leaking the drift bolt, detecting element 42 can be infrared sensor or proximity switch etc. in order to avoid kicking out the defective products and take out the in-process and open the door, influence mechanical operating efficiency, can take the defective products to play the material after, directly by conveyer belt 11 propelling movement to the machine outside, the staff need not open the door and get the defective products, cause unnecessary down time.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The present invention is not limited to the above embodiments, and those skilled in the art can implement the present invention in other embodiments according to the disclosure of the present invention, or make simple changes or modifications on the design structure and idea of the present invention, and fall into the protection scope of the present invention.

Claims (10)

1. The utility model provides a multi-stage miniature circuit breaker's drift bolt device, includes circuit breaker conveying mechanism, rivet conveying mechanism and drift bolt mechanism, its characterized in that: the rivet conveying mechanism comprises a vibration disc, a turnover assembly communicated with the vibration disc and a transfer assembly communicated with the turnover assembly, the turnover assembly comprises a turnover piece and a turnover driving piece for driving the turnover piece to rotate, the turnover piece is provided with a through hole matched with the rivet, the through hole is driven by the overturning driving piece to overturn into a horizontal arrangement communicated with the output channel of the vibration disc or a vertical arrangement communicated with the transferring component, the side edge of the turnover piece is provided with a blocking structure which forms a blocking fit with the through hole, the transferring component is provided with a rivet accommodating cavity, the rivet holding cavity can be communicated with the through hole, a limiting mechanism is arranged below the rivet holding cavity, the nail penetrating mechanism comprises a positioning piece and a pushing piece, a circuit breaker accommodating cavity is arranged on the positioning piece, the rivet holding chamber moves to the top of the circuit breaker holding chamber and can be communicated with the circuit breaker holding chamber.

2. The nail penetration device of the multi-stage miniature circuit breaker according to claim 1, wherein: the rivet conveying mechanism is provided with at least two rivet conveying mechanisms, the number of the turnover pieces on each rivet conveying mechanism is at least three, the axial length of each through hole is smaller than or equal to the length of the corresponding rivet, and each turnover assembly further comprises a detection piece.

3. The nail penetration device of the multi-stage miniature circuit breaker according to claim 1 or 2, wherein: the turnover piece is disc-shaped, the through holes are arranged along the radial direction of the turnover piece, the turnover piece rotates in a 90-degree reciprocating mode, and the peripheral face of the turnover piece and the output channel of the vibration disc form a sealing arrangement.

4. The nail penetration device of the multi-stage miniature circuit breaker according to claim 1 or 2, wherein: the locating element includes lower locating plate and the last locating plate that can keep away from each other and draw close, form between last locating plate and the lower locating plate the circuit breaker hold the chamber, be provided with a plurality of locating pieces on the lower surface of last locating plate, the direction locating surface has on the locating piece, be provided with the perforation that supplies the rivet to pass on the last locating plate, the perforation can communicate with rivet holding chamber.

5. The nail penetration device of the multi-stage miniature circuit breaker according to claim 4, wherein: the pushing piece comprises a pressing rod positioned above the rivet containing cavity and a pressing rod driving piece for driving the pressing rod to extend into or withdraw from the rivet containing cavity.

6. The nail penetration device of the multi-stage miniature circuit breaker according to claim 5, wherein: the lower locating plate's below is provided with the nail needle that draws of liftable, be provided with the pinhole that supplies to draw the nail needle to pass on the lower locating plate, draw the nail needle and align with the depression bar one by one.

7. The nail penetration device of the multi-stage miniature circuit breaker according to claim 1, 2, 5 or 6, wherein: the transfer assembly further comprises a rotary table, nail carrying stations distributed at intervals along the circumferential direction of the rotary table are arranged on the rotary table, the nail carrying stations are provided with rivet accommodating cavities and limiting mechanisms, and the positioning piece is located below the rotary table.

8. The nail penetration device for a multi-stage miniature circuit breaker according to claim 7, wherein: the limiting mechanism comprises an elastic piece located below the rivet accommodating cavity, and an elastic channel for the rivet to pass through is arranged on the elastic piece.

9. The nail penetration device of the multi-stage miniature circuit breaker according to claim 5 or 6, wherein: breaker conveying mechanism includes the conveyer belt and with the push pedal on the locating plate under to of circuit breaker propelling movement, the push pedal is the U-shaped of semi-encirclement, be provided with location magnet on the locating plate down, be provided with elasticity on the lower surface of locating plate and push up the pearl, elasticity pushes up the pearl and is located between a plurality of locating pieces.

10. The nail penetration device of the multi-stage miniature circuit breaker according to claim 5 or 6, wherein: the side of setting element is provided with examines nail mechanism, examine nail mechanism including the clamp plate that reciprocates and set up the detecting element on the clamp plate, the side of locating plate is provided with the detection push rod that pushes away the circuit breaker to the clamp plate below down, it still includes ejection of compact push rod to examine nail mechanism.

Images