CN112058978B

CN112058978B - Flanging device and control method thereof

Info

Publication number: CN112058978B
Application number: CN202010683097.6A
Authority: CN
Inventors: 牛月刚; 肖虹
Original assignee: Hangzhou Newgerun Engineering Technology Co ltd
Current assignee: Hangzhou Newgerun Engineering Technology Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2023-07-28
Anticipated expiration: 2040-07-15
Also published as: CN112058978A

Abstract

A flanging device is used for processing a barrel and comprises an upper flanging mechanism, a lower flanging mechanism, a conveying device and a barrel body retaining device, wherein the barrel body retaining device is positioned between the upper flanging mechanism and the lower flanging mechanism; the upper flanging mechanism comprises a supporting frame, a die mounting plate and an upper die, wherein the die mounting plate is mounted on the supporting frame, and the upper die is mounted on the die mounting plate; the lower flanging mechanism comprises a jacking mechanism and a lower die assembly, the jacking mechanism can enable the lower die assembly to lift, the conveying device can convey the barrel to the position between the lower die assembly and the upper die, the barrel body retaining device comprises a clamping body, and the clamping body can do advancing and retreating movements to the barrel. Like this, through climbing mechanism jacking lower die assembly, the lower mould carries out the turn-ups to the bucket with last mould jointly, has eliminated the eccentric influence of gravity to the bucket, and machining precision is higher.

Description

Flanging device and control method thereof

Technical Field

The invention relates to the technical field of barrel making equipment, in particular to a flanging device and a control method of the flanging device.

Background

The flanging process of the barrel is generally carried out through a horizontal flanging device, the two ends of the barrel are generally pressurized by dies on two sides of the horizontal flanging device, and after the barrel is conveyed in place by a conveying device of the horizontal flanging device, the barrel can be fixed and positioned by other clamping devices due to gravity, and the barrel is obviously placed transversely and subjected to the action of gravity, so that the barrel body is easy to slightly deform when the two ends are pressurized. Meanwhile, the horizontal processing has the eccentric influence of gravity on the barrel.

Disclosure of Invention

The invention aims to provide a vertical flanging device.

In order to achieve the above purpose, the present invention provides the following technical solutions.

In a first aspect, a flanging device is used for processing a barrel, and the flanging device comprises an up-flanging mechanism, a down-flanging mechanism, a conveying device and a barrel holding device, wherein the barrel holding device is positioned between the up-flanging mechanism and the down-flanging mechanism; the upper flanging mechanism comprises a supporting frame, a die mounting plate and an upper die, wherein the die mounting plate is mounted on the supporting frame, and the upper die is mounted on the die mounting plate; the lower flanging mechanism comprises a jacking mechanism and a lower die assembly, the jacking mechanism can enable the lower die assembly to lift, the conveying device can convey the barrel to the position between the lower die assembly and the upper die, the barrel body retaining device comprises a clamping body, and the clamping body can do advancing and retreating movements to the barrel. Like this, through climbing mechanism jacking lower die assembly, the lower mould carries out the turn-ups to the bucket with last mould jointly, has eliminated the eccentric influence of gravity to the bucket, and machining precision is higher.

With reference to the first aspect, in a first possible implementation manner of the first aspect, the up-flanging mechanism includes a transfer motor and a transfer gear, the transfer motor is fixed on the support frame, the transfer motor directly or indirectly drives the transfer gear to rotate, the mold mounting plate is mounted on the support frame, the mold mounting plate includes at least two mold position plates, and each mold position plate is provided with an upper mold; the rack is arranged on one side of the die mounting plate, the transfer gear is matched with the rack, and the rotation of the gear can enable the die mounting plate to translate relative to the supporting frame. In this embodiment, through rack and pinion structure, the relative support frame translation of mould mounting bracket switches the mould, need not the manual work and dismantle the change, and in addition, rack and pinion structure has more accurate transmission ratio, switches more accurately, is favorable to improving flanging device's machining precision.

With reference to the first embodiment of the first aspect, in a second possible embodiment of the first aspect, the upturn mechanism includes locking plates, each of the mold position plates includes a positioning portion, the locking plates includes a positioning mating portion, and the positioning portion is mateable with the positioning mating portion. In this embodiment, the setting of the locating portion on the die locating plate and the locating mating portion on the locking plate can enable the die to be used for machining to have a more accurate position, and machining accuracy of the convenient device is improved.

With reference to the first aspect, in a third possible implementation manner of the first aspect, the tub holding device includes a tub cylinder, the tub cylinder is fixed to the frame, the clamping body is directly or indirectly connected to the tub cylinder, and the tub cylinder controls the clamping body to move forward and backward toward the tub. In this embodiment, by providing the ladle retaining means, the position of the ladle is restricted after the ladle is in place, reducing the probability of lateral movement of the ladle in the ladle position during the lifting process and in the machining process.

With reference to the third embodiment of the first aspect, in a fourth possible embodiment of the first aspect, the tub holding mechanism includes a support shaft, a rotating arm, and a fixed end, the fixed end is fixed to the frame, the fixed end includes a support hole, the support shaft penetrates the support hole, and the support shaft can relatively rotate with respect to the fixed end; one end of the rotating arm is connected with an output shaft of the barrel body cylinder, and the other end of the rotating arm is fixedly connected with the supporting shaft; the clamping body comprises a clamping arm and a holding body, the clamping arm is fixedly connected with the supporting shaft, the clamping arm is connected with the holding body, and the holding body can rotate around the axis of the holding body. In the embodiment, through the arrangement of the supporting shaft and the rotating arm, the impact of the supporting body on the barrel body can be effectively reduced, and meanwhile, the retaining body can rotate around the axis of the supporting body, so that the barrel body and the retaining body have smaller friction when relatively displacing along the axis direction of the barrel, and the failure rate of the barrel body retaining device is reduced.

With reference to the first aspect, in a fifth possible implementation manner of the first aspect, the jacking mechanism includes a jacking motor, a reduction gearbox, a transmission shaft, and a cam mechanism, where the jacking motor is connected to the reduction gearbox, the reduction gearbox is connected to the transmission shaft, the transmission shaft is connected to the cam mechanism, the cam mechanism is connected to the lower die assembly, and the cam mechanism converts a rotational motion of the transmission shaft into an up-down motion of the lower die assembly. In the embodiment, the power is transmitted to the cam mechanism through the jacking motor, and the cam mechanism converts the rotation motion of the jacking motor into the up-and-down motion of the lower die assembly, so that a hydraulic cylinder is not used, and hydraulic leakage is not caused.

With reference to the fifth embodiment of the first aspect, in a sixth possible embodiment of the first aspect, the cam mechanism includes an eccentric wheel and a cam, the cam is provided with a first hole, the eccentric wheel is provided with the first hole, the eccentric wheel is provided with an eccentric hole, the transmission shaft passes through the eccentric hole, the transmission shaft can drive the eccentric wheel to rotate, an expansion sleeve is arranged between the transmission shaft and an inner wall corresponding to the eccentric hole, and the expansion sleeve is arranged on the transmission shaft. In this embodiment, the expansion sleeve is arranged to prevent slipping of the drive shaft and the eccentric.

With reference to the first aspect or the foregoing embodiments of the first aspect, in a seventh possible embodiment of the first aspect, the conveying device includes a transfer beam, a gripper arm opening and closing mechanism, and a reciprocating mechanism, where the gripper arm is equidistantly fixed to the transfer beam, and the reciprocating mechanism includes a reciprocating power device, and a reciprocating shaft, where the reciprocating shaft is fixed relative to the transfer beam, and the reciprocating power device drives the reciprocating shaft to reciprocate along a length direction of the reciprocating shaft; the clamping arm opening and closing mechanism comprises opening and closing power equipment, a V-shaped rod, a rod piece, a lifting assembly and an eccentric wheel mechanism, wherein the V-shaped rod comprises a top, a first end and a second end, a reciprocating shaft hole is formed in the top, and the reciprocating shaft penetrates through the reciprocating shaft hole; the first end is fixed with the transfer beam; the second end is provided with a rod hole, the rod passes through the rod hole, the lifting assembly is provided with an assembly hole, the rod passes through the assembly hole, the lifting assembly is connected with the eccentric wheel mechanism, and the opening and closing power equipment is directly or indirectly connected with the eccentric wheel mechanism. In this embodiment, power is provided through the power equipment that opens and shuts, and power that opens and shuts is given the V-arrangement pole through eccentric wheel and lifting assembly, drives the whole roof beam that moves that opens and shuts of V-arrangement pole, and the power equipment that opens and shuts need not to do reciprocating motion along with moving the roof beam, and every arm lock need not to be equipped with independent power equipment simultaneously, and the energy saving is also very stable in opening and shutting of arm lock simultaneously.

With reference to the seventh embodiment of the first aspect, in an eighth possible embodiment of the first aspect, the reciprocating mechanism includes a synchronous pulley, a synchronous belt, and a synchronous bearing housing, the reciprocating power device drives the synchronous pulley to rotate, the synchronous belt meshes with the synchronous pulley, the synchronous bearing housing includes a meshing portion including a meshing tooth capable of meshing with the synchronous belt, the meshing tooth meshes with the synchronous belt, and the synchronous bearing housing is connected with the reciprocating shaft. In the embodiment, the synchronous bearing seat is provided with the meshing teeth, and the synchronous belt wheel drives the synchronous belt to drive the synchronous bearing seat, so that the conveying device reciprocates, and the device has the advantages of accurate transmission and contribution to providing machining precision.

In a second aspect, a control method of a flanging device, where the flanging device is as described in the first aspect or each embodiment of the first aspect, S1: the clamping arm opening and closing mechanism acts, and the clamping arm holds the barrel to be processed tightly; s2: the reciprocating mechanism drives the conveying device to move so that the barrel to be processed is conveyed to the flanging device; s3: the clamping body moves forward to the barrel to be processed until the clamping body is attached to the barrel to be processed; the clamping arm opening and closing mechanism acts, and the clamping arm loosens the barrel to be processed; s4: the reciprocating mechanism drives the conveying device to reversely move with the step S2, and the movement distances are equal; the jacking mechanism jacks up, and the upper die and the lower die assembly jointly act to turn over the barrel to be processed; s5: after the processing is completed, the jacking mechanism descends; s6: the clamping arm opening and closing mechanism acts, and the clamping arm holds tightly the processed barrel; the clamping body does backward movement to prevent the clamping body from being attached to the processed barrel; s7: the reciprocating mechanism drives the conveying device to move so that the processed barrel is conveyed away from the flanging device. The control method can effectively reduce the horizontal movement probability of the barrel body position in the jacking process and the processing engineering.

Drawings

Fig. 1 is a schematic view of an embodiment of the flanging device of the present invention.

Fig. 2 is a partial schematic view of the up-flanging mechanism of the flanging device shown in fig. 1.

Fig. 3 is a partial schematic view of the up-flanging mechanism of the flanging device shown in fig. 1.

Fig. 4 is a partial schematic view of the up-flanging mechanism of the flanging device shown in fig. 1.

Fig. 5 is a schematic view of a down-flanging mechanism of the flanging device shown in fig. 1.

Fig. 6 is another view of the turndown mechanism shown in fig. 2.

Fig. 7 is a schematic view of a lower die assembly of the turndown mechanism shown in fig. 5.

Fig. 8 is a partial schematic view of a conveyor of the flanging device shown in fig. 1.

Fig. 9 is a schematic view of a gripper arm of the conveyor of fig. 8.

Fig. 10 is a schematic view of a reciprocating mechanism of the conveyor of fig. 8.

Fig. 11 is a schematic view of the synchronized bearing housing of the reciprocating mechanism of fig. 10.

Fig. 12 is another view of the synchronized bearing housing of fig. 11.

Fig. 13 is a schematic view of a gripper arm opening and closing mechanism of the conveyor shown in fig. 8.

Fig. 14 is a schematic view of a bowl retention device of the flanging device shown in fig. 1.

Fig. 15 is a schematic diagram of a prior art arm opening and closing method according to the present invention.

Detailed Description

Fig. 1 illustrates a flanging device 10 for processing a barrel, comprising a frame 20, an upper flanging mechanism 30, a lower flanging mechanism 40, a conveying device 50, and a barrel holding device 60. The lower flanging mechanism 40 is positioned below the upper flanging mechanism 30; the bowl holding means 60 is located between the upper and lower flanging mechanisms 30, 40. The flanging device 10 is vertical. The flanging device is vertical, namely the axis of the barrel is vertical to the ground when the flanging device processes the barrel.

The frame 20 includes an upper frame 21, a lower frame 22, and a strut 23, the strut 23 being located between the upper frame 21 and the lower frame 22, the strut 23 connecting the upper frame 21 and the lower frame 22.

Fig. 2 to 4 are partial schematic views of the up-flanging mechanism 30, and the up-flanging mechanism 30 includes a support frame 31, a die mounting plate 32, an upper die 33, a transfer motor 34, a transfer gear 35, a locking plate 36, and a locking cylinder 37. The support frame 31 is fixed on the upper frame 21, the support frame 31 comprises a guide rail 311, and the die mounting plate 32 is arranged on the support frame 31; the die mounting plate 32 includes at least two die positioning plates 322, the die mounting plate 32 embodiment shown in FIG. 2 includes 3 die positioning plates 322, the die positioning plates 322 are used to mount the upper die 33, the die positioning plates 322 include positioning portions 323, the positioning portions 323 may take the form of positioning pins in some embodiments; the die mounting plate 32 comprises guide wheels 324, the guide wheels 324 are matched with the guide rails 311, the guide rails 311 guide the guide wheels 324, so that the translation of the die mounting plate 32 relative to the support frame 31 is smoother and more accurate, and meanwhile, the guide rails 311 support the guide wheels 324. While the die attachment plate 32 is attached to the rack 321, the rack 321 is engaged with the transfer gear 35. The transfer motor 34 is fixed on the support frame 31, and the transfer motor 34 directly or indirectly drives the transfer gear 35 to rotate, so that the transfer gear 35 rotates to enable the die mounting plate 32 to translate relative to the support frame 31. The locking plate 36 includes a positioning engaging portion that can engage with the positioning portion 323. The locking cylinder 37 controls the locking plate 36 to lock or unlock the mold mounting plate 32, and the positioning portion 323 is engaged with the positioning engaging portion when the locking plate 36 locks the mold mounting plate 32. The positioning part 323 and the positioning matching part are arranged, so that the upper die 33 can have a more accurate position, and the processing precision of the flanging device 10 is improved.

The turn-ups of closed bucket, open bucket turn-ups, necking down bucket turn-ups correspond multiple different moulds respectively, the switching to different moulds generally needs the manual work to change the mould, change frequently also can cause the influence to flanging device's precision, go up flanging mechanism 30 and pass through rack and pinion structure, mould mounting bracket 32 translation relative support frame 31 switches over mould 33, need not the manual work and dismantle the change, in addition, rack and pinion structure has more accurate transmission ratio, switches more accurately, is favorable to improving flanging device 10's machining precision.

Fig. 5 and 6 are schematic views of the lower flanging mechanism 40, wherein the lower flanging mechanism 40 includes a lifting mechanism 41 and a lower die assembly 42, and the lifting mechanism 41 can lift the lower die assembly 42. The jacking mechanism 41 includes a jacking motor 411, a reduction gearbox 412, a transmission shaft 413, a lower bearing housing 43, and a cam mechanism 44. The jacking motor 411 is connected with a reduction gearbox 412, the reduction gearbox 412 is connected with a transmission shaft 413, the transmission shaft 413 is connected with a cam mechanism 44, the cam mechanism 44 is connected with the lower die assembly 42, and the cam mechanism 44 converts the rotation motion of the transmission shaft 413 into the up-and-down motion of the lower die assembly 42. The jacking motor 411 provides power to the cam mechanism 44, and the cam mechanism 44 converts the rotation motion of the transmission shaft 413 into the up-and-down motion of the lower die assembly 42, so that a hydraulic mechanism is not used, and the leakage risk is avoided.

A pair of lower bearing blocks 43 are fixed to the frame 20, the lower bearing blocks 43 are provided with support bearings, the transmission shaft 413 passes through the pair of support bearings, and the cam mechanism 44 is located between the lower bearing blocks 43. The lower bearing seat 43 supports the transmission shaft 413, and prevents the transmission shaft 413 from shaking due to overlong and unsupported transmission shaft, which affects transmission efficiency.

Cam mechanism 44 includes eccentric 441, cam 442, and expansion sleeve 443. The cam 442 is provided with a first hole and a second hole. Eccentric 441 is disposed in the first bore. Eccentric wheel 441 is provided with an eccentric hole, transmission shaft 413 passes through the eccentric hole, an expansion sleeve 443 is arranged between the transmission shaft 413 and the inner wall corresponding to the eccentric hole, and the expansion sleeve 443 is sleeved on the transmission shaft 413. The drive shaft 413 may rotate the eccentric 441. The expansion sleeve 443 is provided to effectively prevent the transmission shaft 413 and the eccentric wheel 441 from slipping.

The lower die assembly 42 includes a lower die frame 421, a lower die 422, guide posts 423, a lower plate 424, and a guide sleeve 425. The lower plate 424 is fixed to the frame 20. The guide post 423 is fixed on the lower die carrier 421, the guide post 423 is fixed relative to the lower die 422, the axis of the guide post 423 is perpendicular to the lower die 422, the guide sleeve 425 is fixed on the lower plate 424, the axis of the guide sleeve 425 is perpendicular to the lower plate 424, the guide post 423 is inserted into the guide sleeve 425, and the guide sleeve 425 and the guide post 423 are matched to guide the up-and-down movement of the guide post 423. The guide sleeve 425 is matched with the guide post 423, so that the movement of the lower die 422 is more stable, the movement stability of the lower die 422 is improved, and the processing precision is improved; in addition, the guide sleeve 425 is fixed on the lower plate 424, the axis of the guide sleeve 425 is perpendicular to the lower plate 424, and in the installation process, the position of the lower die 422 can be controlled only by adjusting the position of the lower plate 424, so that the lower die 422 is more beneficial to being in a horizontal position.

Fig. 7 is a schematic diagram of the lower mold assembly 42, the lower mold frame 421 includes a lower plate fixing end 426, the lower plate fixing end 426 is provided with an end hole 427, the second hole is coaxial with the end hole 427, and the end hole 427 and the second hole are provided with fixing shafts. The number of the fixed ends 426 of the lower plate may be one or two. Fig. 7 shows a case where there are two lower disc fixing ends 426, and a lower disc fixing groove 428 is provided between the lower disc fixing ends 426, and a cam 442 extends into the lower disc fixing groove 428. The lower plate fixing ends 426 are two in number, so that the lower die assembly 42 and the cam 442 can be fixed more firmly. At least a portion of the cam 442 extending into the bottom wall retaining groove 428 conforms to the width of the bottom wall retaining groove 428, it should be noted that "conforming" herein means that at least a portion of the cam 442 may extend into the bottom wall retaining groove 428 and have no substantial clearance and may rotate relative to one another rather than being strictly equal in a mathematical sense.

Fig. 8 is a partial schematic view of the conveyor 50, and because both sides of the conveyor 50 are symmetrical, only one side is described herein. The conveying device 50 includes a transfer beam 51, a gripper arm 54, a gripper arm opening and closing mechanism 53, and a reciprocating mechanism 52. The clamp arms 54 are fixed to the transfer beam 51 at equal intervals.

As shown in fig. 9, the arm 54 includes an upper arm 541, a lower arm 542, a connecting column 543, and a fixing portion 544, the connecting column 543 is fixedly connected to the upper arm 541 and the lower arm 542, the connecting column 543 is fixedly connected to the fixing portion 544, and the fixing portion 544 is fixedly connected to the transfer beam 51. The upper clamping arm 541 is coaxial with the lower clamping arm 542, and it should be noted that coaxial refers to the fact that the axis corresponding to the arc of the upper clamping arm 541 is coaxial with the axis corresponding to the arc of the lower clamping arm 542, and has a better clamping effect on the barrels to be conveyed.

As shown in fig. 10, the reciprocating mechanism 52 includes a reciprocating power device 521, a synchronous pulley 522, a synchronous belt 523, a synchronous bearing seat 524, and a reciprocating shaft 525, the reciprocating power device 521 is a motor, the synchronous pulley 522 is driven to rotate, the synchronous belt 523 is meshed with the synchronous pulley 522, the synchronous bearing seat 524 is meshed with the synchronous belt 523, and the synchronous bearing seat 524 is connected with the reciprocating shaft 525. The reciprocating power device 521 drives the reciprocating shaft 525 to reciprocate along the length direction of the reciprocating shaft 525. Of course, in other embodiments, the reciprocating power apparatus may be a cylinder that reciprocates the reciprocating shaft 525.

The reciprocating shaft 525 and the transfer beam 51 are relatively fixed, and therefore, when the reciprocating shaft reciprocates, the transfer beam 51 reciprocates together with the reciprocating shaft 525. The synchronous bearing seat 524 is meshed with the synchronous belt 523, and the synchronous belt wheel 522 drives the synchronous belt 523 and then drives the synchronous bearing seat 524, so that the conveying device 50 can have more accurate transmission ratio when in reciprocating motion, and the conveying device can be used for conveying the barrel to a specific processing position more accurately, thereby being beneficial to improving the processing precision.

As shown in fig. 11 and 12, the synchronizing bearing seat 524 includes a bearing seat 526 and an engagement portion 527. The engagement portion 527 is fixed to the bearing housing 526, the bearing housing 526 and the engagement portion 527 form a belt hole 528, the timing belt 523 traverses the belt hole 528, the engagement portion 527 includes engagement teeth 5271, the engagement teeth 5271 are engaged with the timing belt 523, and the engagement teeth 5271 protrude in the bearing housing 526 direction, so that both surfaces of the timing belt 523 are not required to be engagement surfaces, and the processing cost of the timing belt 523 is reduced. The distance d between the bearing seat 526 and the top of the engagement tooth 5271 is smaller than the depth H of the engagement tooth 5271, so that the synchronous belt 523 can be prevented from being separated from the engagement tooth 5271, and better transmission performance is achieved.

The bearing housing 526 includes a hugger 5241, a first mount 5242, a second mount 5243, and a groove 5244, and the groove 5244 connects the first mount 5242 and the second mount 5243. The first mounting seat 5242 is provided with a first bearing mounting hole, the second bearing seat is provided with a second bearing mounting hole, the first bearing mounting hole is coaxial with the second bearing mounting hole, and the first bearing mounting hole and the second bearing mounting hole are both provided with bearings. The bearing seat 526 is provided with a seat groove 5248, the hugger 5241 is located in the seat groove 5248, and the width of the seat groove 5248 is consistent with the width of the hugger 5241, it should be noted that "consistent" herein means that the hugger 5241 can be just placed in the seat groove 5248 without obvious gaps, and is not completely consistent in mathematical terms. In this way, the displacement of the hugger 5241 can be consistent with the displacement of the bearing seat, thereby being convenient for controlling the transmission precision. The hug device 5241 is provided with a hug hole, a notch 5245 and a threaded hole. The screw hole sets up hugs closely screw 5247, hugs closely screw 5247 the size of adjustable breach 5245. The hug hole is coaxial with the first bearing mounting hole and the second bearing mounting hole. The hug device 5241 has a string passing through the center of the hug hole and being larger than the apertures of the first bearing mounting hole and the second bearing mounting hole, and it should be noted that the string here refers to a line segment formed by two points on the outer periphery of the cross section of the hug device perpendicular to the axis of the reciprocating shaft. The reciprocating shaft 525 passes through a bearing and a hugger 5241, the hugger screw 5247 is screwed, and the hugger 5241 is fixed to the reciprocating shaft 525. The bearing housing 526 includes a hugger 5241 such that the bearing housing 526 can support the rotation of the reciprocating shaft 525 and can reciprocate along the length direction of the reciprocating shaft 525 with the reciprocating shaft 525. The enclasping device 5241 can enable the enclasping device 5241 and the reciprocating shaft 525 to have good fixing effect by adjusting enclasping force through enclasping screws 5247.

As shown in fig. 13, the arm opening and closing mechanism 53 includes an opening and closing power device 531, a V-shaped lever 532, a lever 533, a pulling assembly 534, and an eccentric mechanism 535, and the V-shaped lever 532 includes a top end 5321, a first end 5322, and a second end 5323. The tip 5321 defines a reciprocating shaft bore through which the reciprocating shaft 525 passes. The first end 5322 is fixed to the transfer beam 51, and the second end 5323 has a rod hole through which the rod 533 passes. The pulling assembly 534 comprises a pulling rod 5341, the pulling assembly 534 is provided with an assembly hole, the rod 533 passes through the assembly hole, and the pulling assembly 534 can slide along the length direction of the rod relative to the rod. The lever 5341 is connected to an eccentric mechanism 535. The opening and closing power mechanism 531 is directly or indirectly connected to the eccentric mechanism 535. Therefore, the opening and closing power device 531 indirectly drives the second end 5323 to move, so that the V-shaped rod 532 rotates to integrally open the transfer beam 51, the opening and closing power device 531 does not need to reciprocate along with the transfer beam 51, and compared with the conveying device in which each clamping arm is provided with a separate power device and the power device moves along with the transfer beam, the conveying device is more energy-saving. In an embodiment, the eccentric wheel mechanism 535 and the lifting component 533 transmit the power of the opening and closing power device to the V-shaped rod, so that the opening and closing of the clamp arm are more stable, and the impact on the barrel caused in the opening and closing process of the clamp arm is reduced. In other embodiments, the opening and closing power device may be an air cylinder, and the air cylinder directly drives the second section of the V-shaped rod to swing up and down.

As shown in fig. 14, the bowl holding device 60 includes a bowl cylinder 61, a support shaft 62, a rotation arm 63, a fixed end 64, and a clamp 65. The barrel cylinder 61 is fixed to the frame, the fixed end 64 is fixed to the frame 20, the fixed end 64 is provided with a supporting hole, the supporting shaft 62 penetrates through the supporting hole, and the supporting shaft 62 can rotate relative to the fixed end 64 around the axis of the supporting shaft 62. One end of the rotating arm 63 is connected to the output shaft of the bowl cylinder 61, and the other end is fixedly connected to the support shaft 62. The clamp body 65 includes a clamp arm 651, a holder 652, the clamp arm 651 being fixedly connected to the support shaft 62, the clamp arm 651 being connected to the holder 652, the holder 652 being rotatable about its own axis. The arrangement of the supporting shaft 62 and the rotating arm 63 transmits the power of the barrel cylinder 61 to the clamping body 65, so that the impact of the supporting body 65 on the barrel can be effectively reduced, and meanwhile, the holding body 652 can rotate around the axis of the holding body 652, so that the barrel and the holding body 652 have smaller friction when relatively displacing along the axis direction of the barrel, and the failure rate of the barrel holding device 60 is reduced. The holder 652 is adapted to the outer wall of the tub, and further facilitates the supporting action of the tub holding device 60 on the tub.

In other embodiments, the bowl cylinder 61 is fixed to the frame, and the bowl cylinder 61 is directly connected to the clamp body.

When the flanging device 10 flanging the barrel, the conveying device 50 jacks up the barrel by the jacking mechanism 41 when conveying the barrel to a specific position, the barrel holding device 60 is arranged, the barrel cylinder 61 controls the clamping body 65 to move forward and backward towards the barrel, the position of the barrel is limited after the conveying device 50 conveys the barrel in place, and the horizontal movement probability of the barrel position in the jacking process is reduced.

The jacking mechanism 41 jacks up the lower die assembly 42, the lower die 422 and the upper die 33 together perform flanging on the barrel, the eccentric influence of gravity on the barrel is eliminated, and the machining precision is improved.

The control method of the flanging device 10 comprises the following steps:

s1: the clamping arm opening and closing mechanism 53 acts, and the clamping arm 54 holds the barrel to be processed tightly;

s2: the reciprocating mechanism 52 drives the conveying device 50 to move so that the barrel to be processed is conveyed to the flanging device 10;

s3: the clamping body 65 moves forward to the barrel to be processed until the holding body 652 is attached to the barrel to be processed; the clamping arm opening and closing mechanism 53 acts, and the clamping arm 54 loosens the barrel to be processed;

s4: the reciprocating mechanism 52 drives the conveying device 50 to reversely move with the step S2, and the movement distances are equal; the jacking mechanism 41 jacks up, and the upper die 33 and the lower die 422 jointly act to turn up the barrel to be processed;

s5: after the processing is completed, the jack mechanism 41 is lowered;

s6: the clamping arm opening and closing mechanism 53 acts, and the clamping arm 54 holds the processed barrel tightly; the clamping body 65 moves backwards so that the holding body 652 is not attached to the processed barrel any more;

s7: the reciprocating mechanism 52 moves the conveying device 50 to convey the finished barrel away from the flanging device 10.

It should be noted that: the terms "first," "second," "third," and the like herein are merely used for naming, and do not include any sequential limitations; second, expressions such as "reciprocation in" reciprocation power unit "," transfer in transfer motor ", and the like are merely for naming or distinguishing, and do not include any limitation unless the context and technology itself are understood to be limiting.

Claims

1. A flanging device for processing a barrel, which is characterized by comprising an upper flanging mechanism, a lower flanging mechanism, a conveying device and a barrel body retaining device, wherein the barrel body retaining device is positioned between the upper flanging mechanism and the lower flanging mechanism; the upper flanging mechanism comprises a supporting frame, a die mounting plate and an upper die, wherein the die mounting plate is mounted on the supporting frame, and the upper die is mounted on the die mounting plate; the lower flanging mechanism comprises a jacking mechanism and a lower die assembly, the jacking mechanism can enable the lower die assembly to lift, the conveying device can convey the barrel to the position between the lower die assembly and the upper die, the barrel body retaining device comprises a clamping body, the clamping body can move forward and backward towards the barrel, before the jacking mechanism starts jacking movement, the clamping body approaches the barrel and is attached to the barrel, and the position of the clamping body attached to the barrel is located in the middle section of the barrel.

2. The flanging apparatus according to claim 1, wherein the up-flanging mechanism includes a transfer motor and a transfer gear, the transfer motor is fixed to the support frame, the transfer motor directly or indirectly drives the transfer gear to rotate, the die mounting plate is mounted to the support frame, the die mounting plate includes at least two die-positioning plates, each of which mounts an upper die; the rack is arranged on one side of the die mounting plate, the transfer gear is matched with the rack, and the rotation of the gear can enable the die mounting plate to translate relative to the supporting frame.

3. A flanging apparatus according to claim 2, wherein the up-flanging mechanism comprises locking plates, each of the die-positioning plates comprising a positioning portion, the locking plates comprising a positioning mating portion, the positioning portion being mateable with the positioning mating portion.

4. The flanging device according to claim 1, comprising a frame, wherein the ladle holder comprises a ladle cylinder fixed to the frame, the clamping body is directly or indirectly connected to the ladle cylinder, and the ladle cylinder controls the clamping body to move forward and backward toward the ladle.

5. The flanging apparatus of claim 4, wherein the bowl-holding means comprises a support shaft, a rotating arm, a fixed end, the fixed end being fixed to the frame, the fixed end comprising a support hole through which the support shaft passes, the support shaft being rotatable about an axis of the support shaft relative to the fixed end; one end of the rotating arm is connected with an output shaft of the barrel body cylinder, and the other end of the rotating arm is fixedly connected with the supporting shaft; the clamping body comprises a clamping arm and a holding body, the clamping arm is fixedly connected with the supporting shaft, the clamping arm is connected with the holding body, the holding body can rotate around the axis of the holding body, and the clamping body is adapted to the outer wall of the barrel.

6. The flanging apparatus of claim 1, wherein the jacking mechanism comprises a jacking motor, a reduction gearbox, a transmission shaft, and a cam mechanism, the jacking motor is connected to the reduction gearbox, the reduction gearbox is connected to the transmission shaft, the transmission shaft is connected to the cam mechanism, the cam mechanism is connected to the lower die assembly, and the cam mechanism converts rotational movement of the transmission shaft into up-down movement of the lower die assembly.

7. The flanging device according to claim 6, wherein the cam mechanism includes an eccentric wheel, a cam, the cam is provided with a first hole, the eccentric wheel is provided with an eccentric hole, the transmission shaft passes through the eccentric hole, the transmission shaft can drive the eccentric wheel to rotate, an expansion sleeve is arranged between the transmission shaft and an inner wall corresponding to the eccentric hole, and the expansion sleeve is arranged on the transmission shaft.

8. The flanging device according to any one of claims 1 to 7, wherein the conveying means includes a transfer beam, a clip arm opening and closing mechanism, and a reciprocating mechanism, the clip arm is equidistantly fixed to the transfer beam, the reciprocating mechanism includes a reciprocating power apparatus, and a reciprocating shaft, the reciprocating shaft is fixed relative to the transfer beam, and the reciprocating power apparatus drives the reciprocating shaft to reciprocate along a length direction of the reciprocating shaft; the clamping arm opening and closing mechanism comprises opening and closing power equipment, a V-shaped rod, a rod piece, a lifting assembly and an eccentric wheel mechanism, wherein the V-shaped rod comprises a top, a first end and a second end, a reciprocating shaft hole is formed in the top, and the reciprocating shaft penetrates through the reciprocating shaft hole; the first end is fixed with the transfer beam, the second end is provided with a rod hole, the rod passes through the rod hole, the lifting assembly comprises a pull rod, the lifting assembly is provided with an assembly hole, the rod passes through the assembly hole, the lifting assembly can slide along the length direction of the rod relative to the rod, the pull rod is connected with the eccentric wheel mechanism, and the opening and closing power equipment is directly or indirectly connected with the eccentric wheel mechanism.

9. The flanging apparatus of claim 8, wherein the reciprocating mechanism comprises a synchronous pulley, a synchronous belt, and a synchronous bearing housing, the reciprocating power device drives the synchronous pulley to rotate, the synchronous belt is meshed with the synchronous pulley, the synchronous bearing housing comprises a meshing portion, the meshing portion comprises meshing teeth capable of meshing with the synchronous belt, the meshing teeth mesh with the synchronous belt, and the synchronous bearing housing is connected with the reciprocating shaft.

10. A control method of a flanging device, characterized in that the flanging device is as claimed in claim 8 or 9, the control method comprising the steps of:

s1: the clamping arm opening and closing mechanism acts, and the clamping arm holds the barrel to be processed tightly;

s2: the reciprocating mechanism drives the conveying device to move so that the barrel to be processed is conveyed to the flanging device;

s3: the clamping body moves forward to the barrel to be processed until the clamping body is attached to the barrel to be processed; the clamping arm opening and closing mechanism acts, and the clamping arm loosens the barrel to be processed;

s4: the reciprocating mechanism drives the conveying device to reversely move with the step S2, and the movement distances are equal; the jacking mechanism jacks up, and the upper die and the lower die assembly jointly act to turn over the barrel to be processed;

s5: after the processing is completed, the jacking mechanism descends;

s6: the clamping arm opening and closing mechanism acts, and the clamping arm holds tightly the processed barrel; the clamping body does backward movement to prevent the clamping body from being attached to the processed barrel;

s7: the reciprocating mechanism drives the conveying device to move so that the processed barrel is conveyed away from the flanging device.