CN212686801U - Improved generation battery steel casing punching automatic production line - Google Patents

Abstract

An improved automatic production line for punching battery steel shells comprises an unfolding conveying device, a flat belt conveying table and a backflow conveying table, wherein the backflow conveying table is used for receiving and temporarily storing steel bowl excess materials on the flat belt conveying table. This improved generation battery box hat punching automatic production line, some detailed design are more ideal to the accuse, design reasonable more and ingenious (such as the design of rotation type buffering feed platform etc.), the steel bowl conveys on the flat band conveying platform and is difficult for appearing crowded, conveys more steady orderly moreover, can realize orderly and steady ground coil of material carry → steel bowl conveying → steel bowl feeding → steel bowl punching press → processes such as the automatic recovery of steel bowl clout backward flow and waste material book.

Description

Improved generation battery steel casing punching automatic production line

Technical Field

The utility model belongs to the technical field of battery box hat punch press and specifically relates to indicate an improved generation battery box hat punching automatic production line.

Background

The battery is a device for converting chemical energy such as a built-in electrolyte solution, a metal electrode and the like into electric energy, has stable voltage and current, can stably supply power for a long time, has a simple structure, is convenient to carry, is not influenced by external climate and temperature, has stable and reliable performance, and plays a great role in various fields in modern social life. The battery is composed of an electrolyte solution, metal electrodes, and a case as a battery case, and high dimensional accuracy is required to ensure high-speed operation in assembly in a battery production line.

The traditional production mode of the battery shell generally adopts a single multi-station punch press to complete punching (namely, a series of processes of punching raw materials into a wafer, shallow-stretching the wafer into a bowl shape, shallow-stretching the wafer, deep-stretching the wafer, shaping the wafer, removing waste materials, discharging a battery steel shell and the like), and a mode-one-out integrated production mode has low production efficiency, steel strip materials are double rows of cutting materials, the cutting materials are designed at a first station of the punch press, and because the weight of a knife edge is large, a rear die is light, the weight of the left side and the right side of a pressing plate of the punch press is unbalanced, so that the stability of the punch press is influenced, the size precision of the battery shell is influenced, and the loss of the die is large. The double-row material cutting mode has low material utilization rate, and causes material waste.

The applicant previously applied for Chinese patent names: a battery steel shell punching method and an automatic production line (patent number: 201810337224.X, published: 2018, 08 and 21) thereof comprise a steel bowl steering and lifting device for conveying a material roll after being subjected to primary processing to form a steel bowl, a steel bowl flat belt conveying device for receiving the steel bowl on the steel bowl steering and lifting device, a discharging transition conveying device for drawing the steel bowl on the steel bowl flat belt conveying device to a forming punch to be subjected to deep processing to form a battery steel shell, and a storage line for receiving and temporarily storing steel bowl excess materials on the steel bowl flat belt conveying device. One feeding punch press carries out the preliminary working with the coil stock and makes the steel bowl, then adopts many forming punch presses to carry out the deep-processing to the steel bowl and makes the battery steel casing, and a punch press holds in the palm the split type production mode of many punch presses, and the feeding punch press can concentrate batch production steel bowl (semi-manufactured goods) to supply with many forming punch presses and deep-processing simultaneously and make the battery steel casing, improves production efficiency, has solved the various defects that the integral type production mode that traditional a mould goes out appears. The battery steel shell punching method and the automatic production line thereof can realize the production and processing of the battery shell, but have some defects, and the control of some detailed designs is not ideal enough, for example, the steel bowl is not conveyed on a steel bowl flat belt conveying device to feed materials orderly, and particularly the feeding corners of a flat belt conveying table are easy to be crowded.

SUMMERY OF THE UTILITY MODEL

The utility model provides an improved generation battery box hat punching automatic production line, its main aim at overcome some detail designs of current production battery case mode the accuse ideal inadequately, and the steel bowl conveys on steel bowl flat belt conveyer shortcomings such as orderly feed inadequately.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an improved automatic production line for punching battery steel shells comprises an unfolding conveying device for conveying a material roll after the material roll is subjected to primary processing to form a steel bowl, a flat belt conveying table for receiving the steel bowl on the unfolding conveying device and drawing the steel bowl onto a forming punch for deep processing to form a battery steel shell, and a backflow conveying table for receiving and temporarily storing the steel bowl excess material on the flat belt conveying table; the unfolding conveying device comprises an unfolding machine for unfolding the coil stock, a feeding punch press for performing primary processing on the unfolded material to form a steel bowl, and a lifting conveying belt for conveying the steel bowl discharged from a discharge port of the feeding punch press onto the feeding punch press through a horizontal conveying belt, wherein the lifting conveying belt lifts and conveys the steel bowl to a flat belt conveying table; the flat belt conveying platform comprises a total material receiving conveying section, a rotary type buffering material feeding platform, a total material feeding conveying section and a plurality of unit material feeding conveying sections, wherein the total material receiving conveying section, the rotary type buffering material feeding platform, the total material feeding conveying section and the plurality of unit material feeding conveying sections are sequentially arranged in sequence, and a plurality of forming punches for deep processing the steel bowls to manufacture battery steel shells are arranged on one side of each unit material feeding conveying section at intervals; the rotary buffering feeding table comprises a rotary table surface, a first inlet, a second inlet and an outlet, wherein the first inlet is arranged on the side edge of the rotary table surface and used for receiving a steel bowl of the total receiving and conveying section, the second inlet is used for receiving a steel bowl of the backflow conveying table, and the outlet is used for outputting the steel bowl on the rotary table surface to the total feeding and conveying section; the backflow conveying table is located between the tail end portions of the unit feeding conveying sections and the rotary buffering feeding table, and steel bowl surplus materials on the backflow conveying table are guided into the second inlet of the rotary buffering feeding table.

The rotary type buffering feeding table further comprises a supporting base with a top surface opening, a rotary disc arranged in the supporting base, a power source for driving the rotary disc to rotate for feeding, and a dustproof cover covering the top surface opening, wherein the disc surface of the rotary disc is the rotary table surface, and the outlet, the first inlet and the second inlet are respectively positioned on different side walls of the supporting base.

Further say, support the base and be square base, rotary table face's top is equipped with the fender material piece that blocks the direction conveying to the steel bowl, and this fender material piece is located including first hornblock, second hornblock, third hornblock and the fourth hornblock that is located square base's four corners department between this first hornblock and the second hornblock first import to the first guide of one side is imported in the rotary table face, forms between this second hornblock and the third hornblock to be located export to the guide export of one side in the rotary table face, form between this third hornblock and the fourth hornblock to be located the second import to the second guide of one side is imported in the rotary table face.

Further, the rotary buffer feeding table also comprises a detection sensor which is used for detecting whether the steel bowl on the surface of the rotary disc is excessive and is positioned above the surface of the rotary disc, and the detection sensor comprises a first material sensor and a second material sensor which are positioned near the center of the rotary disc and are separately arranged.

Further say, it still includes the material machine of receiving that carries out the rolling operation to the waste material book of feed punch press discharge gate exhaust expansion, this material machine of receiving is including receiving the material machine body, install and receive material axle and receive the material pinch roller device that the epaxial waste material of material was rolled up and is carried out supplementary suppression at material machine body one side and rotatable receipts material, this material pinch roller device of receiving is including rotationally connecting the supplementary suppression dwang in material machine body rear side, the cover is established in the left side of supplementary suppression dwang tip, right side connecting rod and movably install on a left side, the receipts material pinch roller between the right side connecting rod, this receipts material pinch roller can be rolled up the epaxial waste material of receipts material and is carried out supplementary suppression.

Further, the horizontal conveyor belt and the discharge hole of the feeding punch are horizontally and vertically arranged, and the lifting conveyor belt is arranged on the lifting support.

Furthermore, the total feeding conveying section comprises a plurality of sections of conveying belts in an independent conveying mode, each section of conveying belt comprises a plurality of wide conveying belts and a plurality of narrow conveying belts, the wide conveying belts and the narrow conveying belts are arranged alternately, each wide conveying belt is provided with a detection sensor for detecting whether the steel bowl on the belt surface of the wide conveying belt is excessive, and the detection sensor can transmit signals to the controller so that the controller controls whether the previous narrow conveying belt is started to operate.

Furthermore, every shaping punch press is furnished with a ejection of compact transition conveyer, every ejection of compact transition conveyer is including installing the transition deflector in unit feed transfer section inboard, a horizontal single track conveyer belt for accepting transition deflector one side steel bowl, with the steel bowl on the horizontal single track conveyer belt guide to the transition steel wire track on vertical single track conveyer belt and with vertical single track conveyer belt upper steel bowl guide to the material loading steel wire track on the shaping punch press, this material loading steel wire track's discharge gate passes through a star carousel propelling movement to on the shaping punch press.

Further, horizontal single track conveyer belt and vertical single track conveyer belt all include the conveyer belt support, install on the conveyer belt support and can only single row steel bowl conveyer belt body and drive conveyer belt body pivoted conveyer belt motor, still install on the conveyer belt support and be used for placing the dust cover that plays dustproof effect to the steel bowl above that.

Compared with the prior art, the utility model discloses the beneficial effect who produces lies in this improved generation battery box hat punching automatic production line, some detail designs control more ideal, design more reasonable and ingenious (such as the design of rotation type buffering feed platform etc.), the steel bowl is difficult for appearing crowdedly in the flat band conveying bench transmission, and the more steady order of conveying can realize in order steadily ground material book carry → steel bowl conveying → steel bowl feed → steel bowl punching press → processes such as the automatic recovery of steel bowl clout backward flow and waste material book.

Drawings

Fig. 1 is a schematic view of the present invention in a top view, wherein the number of the unit feed conveying sections is two.

Fig. 2 is a schematic view of the present invention in a left side view, wherein the number of the unit material feeding and conveying sections is four.

Fig. 3 is a schematic view of the middle-expansion conveying device of the present invention.

Fig. 4 is a schematic view of the conveying apparatus of the present invention, wherein the unfolding apparatus is not shown.

Fig. 5 is a schematic view of the middle expanding machine of the present invention.

Fig. 6 is a schematic diagram of the cooperation between the feeding punch and the material receiving machine of the present invention.

Fig. 7 is a schematic view of the middle lifting conveyor belt of the present invention installed on the lifting support.

Fig. 8 is a schematic view of the main feed transfer section of the present invention, with portions broken away.

Fig. 9 is an enlarged schematic view of a in fig. 8.

Fig. 10 is a schematic view of the rotary buffering material feeding table of the present invention in use.

Fig. 11 is a schematic view of the usage status of the rotary buffering feeding table of the present invention, wherein the transparent dust cover is not shown.

Fig. 12 is a schematic view of the cooperation between a single unit feeding and conveying section and a corresponding single transverse conveying belt.

Fig. 13 is a schematic view of a longitudinal single-track belt according to the present invention.

Fig. 14 is a schematic view of the cooperation between a single unit feeding and conveying section and a corresponding single transverse conveying belt, wherein the dust cover is not shown.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

Reference is made to fig. 1, 3, 7, 8 and 11. An improved battery steel shell punching process comprises the following steps,

1) unfolding and conveying, namely unfolding the material coil 1, performing primary processing on the material coil through a feeding punch 21 to prepare a steel bowl, and conveying the steel bowl; the material coil 1 is unfolded by a unfolding machine 20 and conveyed to a feeding hole of a feeding punch 21, and then is subjected to primary processing by the feeding punch 21 to form a steel bowl, the steel bowl is discharged from a discharging hole of the feeding punch 21 and conveyed to a lifting conveyor belt 23 through a horizontal conveyor belt 22, and the lifting conveyor belt 23 lifts and conveys the steel bowl to a flat belt conveying table 3; the unwound waste material roll 4 is discharged from the discharge port of the supply punch 21 and is wound up by the winding machine 24.

2) The steel bowl conveying and conveying method comprises the following steps that steel bowls are conveyed and conveyed to the initial end of a flat belt conveying table 3, the flat belt conveying table 3 adopts a unified conveying and segmented feeding mode, the flat belt conveying table 3 comprises a total material receiving conveying section 31, a rotary type buffering material feeding table 32, a total material feeding conveying section 33 and two unit material feeding conveying sections 34 used for receiving the steel bowls on the total material feeding conveying section 33, wherein the steel bowls sequentially pass through the total material receiving conveying section 31, the rotary type buffering material feeding table 32, the total material feeding conveying section 33 and the two unit material feeding conveying sections 34, and a plurality of forming punches 35 for deep processing the steel bowls into battery steel shells are sequentially; the rotary buffering feeding table 32 adopts a two-in one-out feeding mode, one inlet is a first inlet 320 for receiving the steel bowl of the total receiving and conveying section 31, the other inlet is a second inlet 321 for receiving the steel bowl of the backflow conveying table 5, and the other outlet is an outlet 322 for conveying the steel bowl on the table top of the rotary buffering feeding table 3 to the total feeding and conveying section 33, the rotary buffering feeding table 3 has a function of sensing whether the steel bowl on the table top is excessive, if the steel bowl on the table top exceeds a preset amount, the feeding of the total receiving and conveying section 33 is stopped, and the backflow conveying table 5 is ensured to smoothly feed the backflow conveying table (namely the backflow conveying table 5 adopts a priority feeding mode); if the steel bowl on the table surface is less than the preset amount, the total material receiving conveying section 33 and the backflow conveying table 5 are started to supply materials to the steel bowl. The total material receiving and conveying section 33 adopts a multi-section independent conveying mode and is formed by alternately arranging a wide conveying belt 311 and a narrow conveying belt 312, wherein each wide conveying belt 311 has a function of sensing whether the steel bowls on the carrying surface of the wide conveying belt 311 are excessive, and if the steel bowls on the carrying surface of the wide conveying belt 311 exceed a preset amount, a signal is sent out to stop the previous narrow conveying belt 312 to convey the steel bowls until the steel bowls on the carrying surface of the previous narrow conveying belt do not exceed the preset amount, the signal is sent out again to start the previous narrow conveying belt 312 to convey the steel bowls.

3) The excess material is returned and the end steel bowl excess material of the multiple unit feed conveyor sections 34 is directed by the return conveyor table 5 onto the rotary buffer feed table 3 and fed again in the above-described preferential feeding manner. The return conveyor 5 is located between the end of the plurality of unit feed conveyor segments 34 and the rotary buffer feed table 3 and directs the bowl excess thereon into the second inlet 321 of the rotary buffer feed table 3.

In summary, the control of some detailed designs of this improved generation battery steel casing punching technology is more ideal, designs more ingenious (such as the design of rotation type buffering feed platform 32 etc.), and the steel bowl is difficult for appearing crowdedly in the transmission on flat belt conveying platform 3, and the more steady order of transmission moreover can realize orderly and smoothly material book 1 transport → steel bowl transmission → steel bowl feed → steel bowl punching press → steel bowl clout backward flow and processes such as the automatic recovery of abandonment material book 4.

Reference is made to fig. 1, 3, 6, 7 and 11. The utility model provides an improved generation battery steel casing punching automatic production line, includes to roll up material 1 and carries the expansion conveyor who carries after the preliminary working makes the steel bowl, be used for accepting the last steel bowl of expansion conveyor and draw the steel bowl to carry out deep-processing to make the flat belt conveying platform 3 of battery steel casing and be used for accepting the backward flow conveying platform 5 that the steel bowl clout and kept in on the flat belt conveying platform 3 on shaping punch press 35. The unfolding conveying device comprises an unfolding machine 20 used for unfolding the coil stock 1, a feeding punch 21 used for carrying out primary processing on the unfolded material to form a steel bowl, and a lifting conveying belt 23 used for conveying the steel bowl 6 discharged from a discharge port of the feeding punch 21 to the lifting conveying belt 23 through a horizontal conveying belt 22, wherein the lifting conveying belt 23 lifts and conveys the steel bowl 6 to the flat belt conveying table 3. The flat belt conveying table 3 comprises a total material receiving conveying section 31, a rotary type buffering material supply table 32, a total material supply conveying section 33 and two unit material supply conveying sections 34 for receiving the steel bowls 6 on the total material supply conveying section 33, wherein the steel bowls are sequentially arranged in sequence, and a plurality of forming punches 35 for deep processing the steel bowls 6 to form battery steel shells are arranged on one side of each unit material supply conveying section 34 at intervals; the rotary buffer feeding table 32 comprises a rotary table 323, a first inlet 320 arranged on the side edge of the rotary table 323 for receiving the steel bowl of the total receiving and conveying section 31, a second inlet 321 for receiving the steel bowl of the return flow conveying table 5, and an outlet 322 for outputting the steel bowl on the rotary table 323 to the total feeding and conveying section 33. The return conveyor 5 is located between the end of the two-piece feed conveyor section 34 and the rotary buffer feed table 32 and directs the excess bowl material thereon into the second inlet 321 of the rotary buffer feed table 32.

In addition, the number of the unit feed conveying sections 34 can be four, six or other suitable numbers, and refer to fig. 2 in the specification.

Reference is made to figures 1, 3 and 5 of the drawings. The unfolding machine 20 comprises an unfolding machine body 201, a rotatable unfolding shaft 202 arranged on one side of the unfolding machine body 201, and a feeding mobile platform 203 arranged on one side of the unfolding machine body 201 and located below the unfolding shaft 202, wherein one side of the unfolding machine body 201 is connected with a horizontal rail 204 on which the feeding mobile platform 203 moves, and the feeding mobile platform 203 is arranged on the horizontal rail 204 and is matched with the unfolding shaft 202 in a feeding manner. The material loading mobile platform 203 comprises a material loading mobile base 205 which can be movably arranged on the horizontal rail 204 from left to right and a material loading platform 206 which can be movably arranged on the material loading mobile base 205 from top to bottom, the top surface of the material loading platform 203 comprises a left inclined plate 207 and a right inclined plate 208, the left inclined plate 207 and the right inclined plate 208 form a V-shaped material receiving platform surface, and the material coil 1 is arranged on the material receiving platform surface. This spreading machine 20's design ideal adopts the design of material loading moving platform 203 cooperation horizontal track 204 for material loading book 1 is more convenient, places material book 1 in and connects the material mesa in, promotes the terrain clearance who connects the material mesa, makes to be in the terrain clearance that material exhibition axle 202 just can insert the book core of material book 1, and at this moment horizontal drive material loading moving platform 203 removes at horizontal track 204, makes material book 1 and material exhibition axle 202 on it insert the cooperation can.

Refer to fig. 3 and 5. The unfolding machine 20 further comprises an unfolding pressing wheel device for assisting in pressing the material roll 1 on the unfolding shaft 202, the unfolding pressing wheel device comprises an auxiliary pressing rotating rod 2091 rotatably connected to the rear side of the unfolding machine body 201, left and right connecting rods 2092 and 2093 sleeved at the end part of the auxiliary pressing rotating rod 2091, and an unfolding pressing wheel 209 movably installed between the left and right connecting rods 2092 and 2093, and the unfolding pressing wheel 209 can assist in pressing the material roll 1 on the unfolding shaft 202.

Reference is made to fig. 3, 4 and 6. The unfolding conveying device further comprises a material receiving machine 24 for carrying out rolling operation on the unfolded waste material roll 4 discharged from the discharge port of the feeding punch 21, the material receiving machine 24 comprises a material receiving machine body 241, a rotatable material receiving shaft 242 arranged on one side of the material receiving machine body 241 and a material receiving pressure wheel device for carrying out auxiliary pressing on the waste material roll 4 on the material receiving shaft 242, the material receiving pressure wheel device comprises an auxiliary pressing rotating rod 243 rotatably connected to the rear side of the material receiving machine body 241, a left connecting rod 244 and a right connecting rod 245 are sleeved at the end part 243 of the auxiliary pressing rotating rod, the material receiving pressure wheel 246 is movably arranged between the left connecting rod 244 and the right connecting rod 245, and the material receiving pressure wheel 246 can carry out auxiliary pressing on the waste material roll 4 on the material receiving. The end of the material receiving shaft 242 is provided with a front side straight rod 247 and a rear side straight rod 248 for blocking the side of the waste material roll. By adopting the design of the material collecting machine 24, the waste material coil 4 can be wound and recovered, and the recovery rate of waste products is improved.

Reference is made to fig. 3, 4, 6 and 7. The unfolding conveying device further comprises a rear roller support frame 25 located between the material receiving machine 24 and the feeding punch 21, wherein the rear roller support frame 25 comprises a rear roller frame body 251 and a rear support roller 252 which is arranged in the middle of the rear roller frame body 251 and can be adjusted in height up and down. The unwinding conveyor further includes a roll leveler 26 and a front roller support frame 27 which are positioned between the unwinding machine 20 and the feeding press 21 and are sequentially arranged, the front roller support frame 27 including a front roller frame body 271 and a plurality of front support rollers 272 mounted on the front roller frame body 271 and having different heights, each of the front support rollers 272 being adjustable in height up and down. The horizontal conveyor belt 22 and the discharge hole of the feeding punch 21 are horizontally and vertically arranged, and the lifting conveyor belt 23 is arranged on a lifting support 28.

Reference is made to figures 1, 8 and 9 of the drawings. The total feed conveying section 31 comprises a multi-section conveying belt in an independent conveying mode, the multi-section conveying belt comprises a plurality of wide conveying belts 311 and a plurality of narrow conveying belts 312, the wide conveying belts 311 and the narrow conveying belts 312 are arranged alternately, each wide conveying belt 311 is provided with a detection sensor 313 (such as an infrared detection sensor) for detecting whether the steel bowl on the belt surface of the wide conveying belt is excessive, and the detection sensor 313 can transmit a detected signal to a controller, so that the controller controls whether the previous narrow conveying belt 312 is started to operate. Two detection sensors 313 are provided on each of the width conveyance belts 311, and the two detection sensors 313 are located on the second half of the width conveyance belt 311. By adopting the multi-section conveying belt and combining the design of the detection sensor 313, the steel bowls cannot be crowded on the total feeding conveying section 3 due to the fault of the following process, and the stability and the orderliness of the conveying of the steel bowls on the total feeding conveying section 3 are greatly improved. If the steel bowl on the object carrying surface of the current wide conveyor belt 311 exceeds the preset amount, the detection sensor 313 sends a signal to stop the previous narrow conveyor belt 312 from conveying the steel bowl until the steel bowl on the object carrying surface does not exceed the preset amount, and then sends a signal again to start the previous narrow conveyor belt 312 to convey the steel bowl.

Reference is made to fig. 9 and 10. The end of each wide conveyor belt 311 is provided with a left stop bar 314 and a right stop bar 315 for stopping and guiding steel bowls, and the left and right stop bars 314, 315 form a generally splayed end guide opening. The total material receiving conveying section 31, the total material feeding conveying section 33, the plurality of unit material feeding conveying sections 34 and the backflow conveying table 5 are all provided with dustproof covers 316 which have dustproof effects on steel bowls thereon and are made of transparent materials.

Reference is made to figures 1, 10 and 11. The rotary buffer feeding table 32 further comprises a transition conveying section 36 for receiving the steel bowl on the total feeding conveying section 31 and conveying the steel bowl to the first inlet 320, the transition conveying section 36 and the total feeding conveying section 31 are vertically arranged, and a transition arc-shaped stop 361 for stopping the steel bowl and guiding the steel bowl to one side of the first inlet is arranged on the transition conveying section 36. The transitional transfer section 36 includes a transitional transfer table and a first transparent cover 362 covering the transitional transfer table.

Reference is made to figures 1, 10 and 11. The rotary buffering feeding table 32 further comprises a supporting base with a top surface opening, a rotary disc arranged in the supporting base, a power source for driving the rotary disc to rotate for feeding, and a dust cover 324 (a transparent dust cover) covering the top surface opening, wherein the disc surface of the rotary disc is the rotary table top 323, and the outlet 322, the first inlet 320 and the second inlet 321 are respectively positioned on different side walls of the supporting base.

Reference is made to fig. 10 and 11. The supporting base is a square base, a material blocking block for blocking, guiding and conveying the steel bowl is arranged above the rotating table top 323, the material blocking block comprises a first corner block 325, a second corner block 326, a third corner block 327 and a fourth corner block 328 which are positioned at four corners of the square base, a first guide inlet positioned at one side of the first inlet 320 towards the inside of the rotating table top 323 is formed between the first corner block 325 and the second corner block 326, a guide outlet positioned at one side of the outlet 322 towards the inside of the rotating table top 323 is formed between the second corner block 326 and the third corner block 327, and a second guide inlet positioned at one side of the second inlet 321 towards the inside of the rotating table top 323 is formed between the third corner block and the fourth corner block 328. The first corner block 325 and the fourth corner block 328 are integrally connected, and the outer sides thereof form semicircular edges. The outer side of the second corner block 326 is an arc-shaped edge. An arc-shaped convex part 329 opposite to the arc-shaped edge is arranged on one side edge of the third corner block 327, and an arc-shaped guide channel 3290 for guiding the steel bowl to the outlet direction is formed between the arc-shaped convex part 329 and the arc-shaped edge of the second corner block 326.

Reference is made to fig. 10 and 11. The rotary buffer feed table 32 further comprises a detection sensor (e.g. an infrared detection sensor) for detecting an excess of steel bowls on the deck of the rotating disc (i.e. the rotating table top 323) and located above the deck of the rotating disc, the detection sensor comprising a first material sensor 71 and a second material sensor 72 located near the center of the rotating disc and separately located. By adopting the design of the detection sensor, if the first material sensor 71 detects that the steel bowls are arranged below (namely, the number of the steel bowls on the disc surface of the rotating disc exceeds the preset amount), a signal is transmitted to the controller, and the controller controls the main material receiving conveying section 33 and the transition conveying section 36 to temporarily stop conveying so as to ensure that the backflow conveying table 5 smoothly supplies materials to the backflow conveying table (namely, the backflow conveying table 5 adopts a priority material supply mode); if the first material sensor 71 does not detect that steel bowls are arranged below (namely, the number of the steel bowls on the disc surface of the rotating disc does not exceed the preset amount), a signal is transmitted to the controller, and the controller controls the total material receiving conveying section 33 and the transition conveying section 36 to start conveying; if the second material sensor 72 detects that steel bowls are arranged below (namely, the number of the steel bowls on the disc surface of the rotating disc is seriously more than the preset amount), a signal is transmitted to the controller, the controller controls the backflow conveying table 5 to pause conveying until the second material sensor 72 does not detect that the steel bowls are arranged below, and then the conveying is started.

Reference is made to fig. 10 and 11. The rotary buffer feeding table 32 further comprises a support rod 7 for fixing the detection sensor, the support rod 7 comprises a first horizontal support rod 73 and a second horizontal support rod 74 connected with the first horizontal support rod 73, the first and second material sensors 71 and 72 are respectively and fixedly connected at two ends of the second horizontal support rod 74, the first horizontal support rod 73 is connected with an inclined bar-blocking strip 730 for blocking the steel bowl to make the steel bowl rotate along one side of the edge of the rotating disk surface, one end of the inclined bar-blocking strip 730 extends to the center of the rotating disk surface, the other end of the inclined bar-blocking strip 730 is connected with an arc bar-blocking strip 75, and a disk surface guide channel is formed between the arc bar-blocking strip 75 and the fourth corner block 328.

Reference is made to fig. 12, 13 and 14. Each forming punch 35 is provided with a discharge transition transfer device, each discharge transition transfer device comprises a transition guide plate arranged on the inner side of the unit feeding transfer section 34, a transverse single-channel conveying belt 351 used for receiving a steel bowl on one side of the transition guide plate, a transition steel wire track 353 used for guiding the steel bowl 6 on the transverse single-channel conveying belt 351 to a longitudinal single-channel conveying belt 352, and a feeding steel wire track 354 used for guiding the steel bowl 6 on the longitudinal single-channel conveying belt 352 to the forming punch 35, and a discharge hole of the feeding steel wire track 354 is pushed to the forming punch 35 through a star-shaped turntable 355. The transverse single-track conveyor belt 351 and the longitudinal single-track conveyor belt 352 are arranged perpendicular to each other. The transition steel wire track 353 and the feeding steel wire track 354 are both S-shaped. The design that adopts horizontal single track conveyer belt 351 and vertical single track conveyer belt 352 to combine together for the steel bowl is arranged and is carried inseparabler, and the difficult empty material phenomenon that appears makes it steadily give every monomer punch press 35 the feed in order.

Reference is made to fig. 12, 13 and 14. The transverse single-channel conveying belt 351 and the longitudinal single-channel conveying belt 352 both comprise a conveying belt bracket 356, a conveying belt body 357 which is arranged on the conveying belt bracket 356 and can only convey a single row of steel bowls 6, and a conveying belt motor 358 for driving the conveying belt body to rotate, and the conveying belt bracket 356 is also provided with a dust cover 359 for placing the steel bowls 6 on the conveying belt bracket 359 to prevent dust.

Reference is made to fig. 12, 13 and 14. The transition guide plate comprises a first guide strip 371, a second guide block 372 and a third guide plate 373 which are sequentially arranged at intervals from the conveying direction of the steel bowl 6, a discharge transition channel which is gradually reduced is formed between the first guide strip 371, the second guide block 372 and the third guide plate 373 and one side of the unit feed conveying section 34, the first guide plate 371 is a Z-shaped guide strip, the second guide block 372 comprises a second support rod 374 and an inclined material blocking rod 375 movably arranged at the end part of the second support rod 374, one end part of the inclined material blocking rod 375 is movably arranged on the second support rod 374, and the other end part of the inclined material blocking rod 375 is connected with a return spring 376; the third guide plate 373 is L-shaped and a single channel 377 extending only through a single row of steel bowls 6 is formed between the third guide plate 373 and the side of the unit feed conveyor section 34.

The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.

Claims (9)

1. The utility model provides an improved generation battery steel casing punching automatic production line which characterized in that: the device comprises an unfolding conveying device for conveying a material roll after the material roll is subjected to preliminary processing to form a steel bowl, a flat belt conveying table for carrying the steel bowl on the unfolding conveying device and drawing the steel bowl onto a forming punch for deep processing to form a battery steel shell, and a backflow conveying table for carrying and temporarily storing the steel bowl excess material on the flat belt conveying table;

the unfolding conveying device comprises an unfolding machine for unfolding the coil stock, a feeding punch press for performing primary processing on the unfolded material to form a steel bowl, and a lifting conveying belt for conveying the steel bowl discharged from a discharge port of the feeding punch press onto the feeding punch press through a horizontal conveying belt, wherein the lifting conveying belt lifts and conveys the steel bowl to a flat belt conveying table;

the flat belt conveying platform comprises a total material receiving conveying section, a rotary type buffering material feeding platform, a total material feeding conveying section and a plurality of unit material feeding conveying sections, wherein the total material receiving conveying section, the rotary type buffering material feeding platform, the total material feeding conveying section and the plurality of unit material feeding conveying sections are sequentially arranged in sequence, and a plurality of forming punches for deep processing the steel bowls to manufacture battery steel shells are arranged on one side of each unit material feeding conveying section at intervals; the rotary buffering feeding table comprises a rotary table surface, a first inlet, a second inlet and an outlet, wherein the first inlet is arranged on the side edge of the rotary table surface and used for receiving a steel bowl of the total receiving and conveying section, the second inlet is used for receiving a steel bowl of the backflow conveying table, and the outlet is used for outputting the steel bowl on the rotary table surface to the total feeding and conveying section;

the backflow conveying table is located between the tail end portions of the unit feeding conveying sections and the rotary buffering feeding table, and steel bowl surplus materials on the backflow conveying table are guided into the second inlet of the rotary buffering feeding table.

2. The improved automatic production line for punching the steel shell of the battery as in claim 1, is characterized in that: the rotary type buffering feeding table further comprises a supporting base with a top surface opening, a rotary disk arranged in the supporting base, a power source for driving the rotary disk to rotate for feeding, and a dust cover covering the top surface opening, wherein the disk surface of the rotary disk is the rotary table surface, and the outlet, the first inlet and the second inlet are respectively located on different side walls of the supporting base.

3. The improved automatic production line for punching the steel shell of the battery as claimed in claim 2, wherein: support the base and be square base, the top of rotary table face is equipped with the fender material piece that blocks the conveying of direction to the steel bowl, and this fender material piece is including the first hornblock, second hornblock, third hornblock and the fourth hornblock that are located the four corners department of square base, forms between this first hornblock and the second hornblock to be located first import to the first guide import of one side in the rotary table face, form between this second hornblock and the third hornblock to be located export to the guide export of one side in the rotary table face, form between this third hornblock and the fourth hornblock to be located the second import to the second guide import of one side in the rotary table face.

4. The improved automatic production line for punching the steel shell of the battery as claimed in claim 2, wherein: the rotary buffer feeding table also comprises a detection sensor which is used for detecting whether the steel bowl on the surface of the rotary disc is excessive and is positioned above the surface of the rotary disc, and the detection sensor comprises a first material sensor and a second material sensor which are positioned near the center of the rotary disc and are separately arranged.

5. The improved automatic production line for punching the steel shell of the battery as in claim 1, is characterized in that: expand conveyor and still include the material machine of receiving that carries out the rolling operation to the waste material book of feed punch press discharge gate exhaust expansion, this material machine of receiving is including receiving the material machine body, install and receive material axle and receive the material pinch roller device that the epaxial waste material of receipts material was rolled up and is carried out supplementary suppression in material machine body one side and rotatable receipts material axle, this receive material pinch roller device is including rotationally connecting the supplementary suppression dwang in material machine body rear side, the cover is established in the left side of supplementary suppression dwang tip, right side connecting rod and movably install on a left side, the receipts material pinch roller between the right side connecting rod, this receive the material pinch roller and can be rolled up the epaxial waste material of receipts.

6. The improved automatic production line for punching the steel shell of the battery as in claim 1, is characterized in that: the horizontal conveyor belt with the feed punch discharge gate is the level and arranges perpendicularly, it installs on promoting the support to promote the conveyer belt.

7. The improved automatic production line for punching the steel shell of the battery as in claim 1, is characterized in that: the total feeding conveying section comprises a plurality of sections of conveying belts in an independent conveying mode, the plurality of sections of conveying belts comprise a plurality of wide conveying belts and a plurality of narrow conveying belts, the plurality of wide conveying belts and the plurality of narrow conveying belts are arranged alternately, each wide conveying belt is provided with a detection sensor for detecting whether the steel bowl on the belt surface of the wide conveying belt is excessive, and the detection sensor can transmit signals to the controller so that the controller controls whether the previous narrow conveying belt is started to operate.

8. The improved automatic production line for punching the steel shell of the battery as in claim 1, is characterized in that: every shaping punch press is furnished with a ejection of compact transition conveyer, every ejection of compact transition conveyer is including installing the inboard transition deflector in unit feed conveying section, a horizontal single track conveyer belt for accepting transition deflector one side steel bowl, with the steel bowl on the horizontal single track conveyer belt guide deliver to the transition steel wire track on vertical single track conveyer belt and with vertical single track conveyer belt steel bowl guide deliver to the material loading steel wire track on the shaping punch press, this material loading steel wire orbital discharge gate passes through a star carousel propelling movement to on the shaping punch press.

9. The improved automatic production line for punching the steel shell of the battery as in claim 8, wherein: horizontal single track conveyer belt and vertical single track conveyer belt all include the conveyer belt support, install on the conveyer belt support and can only single row steel bowl conveyer's conveyer belt body and drive conveyer belt body pivoted conveyer belt motor, still install on the conveyer belt support and be used for placing the dust cover that plays dustproof effect to the steel bowl above that.

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