CN116532539A

CN116532539A - Hemming machine

Info

Publication number: CN116532539A
Application number: CN202310821834.8A
Authority: CN
Inventors: 包宝音达来; 储王庆
Original assignee: Wuxi Baoyinlai Packaging Co ltd
Current assignee: Wuxi Baoyinlai Packaging Co ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2023-08-04
Anticipated expiration: 2043-07-06
Also published as: CN116532539B

Abstract

The invention discloses a hemming machine, which belongs to the technical field of metal hemming and comprises a workbench, a frame, a linear driver, a bottom supporting seat and a top fixing platform, wherein the frame is arranged on the upper wall of the workbench, the linear driver is arranged on the side wall of the frame, the bottom supporting seat is arranged on the linear driver, a top support is arranged at the upper end of the frame, the top fixing platform is arranged below the top support, a hemming wheel is rotatably arranged at the end part of the bottom wall of the top fixing platform, an inner supporting mechanism is arranged at the central part of the bottom wall of the top fixing platform, a clamping mechanism is arranged on the upper wall of the bottom supporting seat, the clamping mechanism and the inner supporting mechanism are coaxially arranged in opposite directions, an outer clamping mechanism is arranged in the middle of the frame, and an oil stain cleaning mechanism is arranged on one side of the top fixing platform. The invention particularly provides a hemming machine which can eliminate the stress of a hemming wheel pair barrel wall and automatically remove greasy dirt at a hemming position.

Description

Hemming machine

Technical Field

The invention belongs to the technical field of metal hemming, and particularly relates to a hemming machine.

Background

After the metal drum and the drum cover are formed by stamping, the edges need to be rolled into round edges, the strength of the drum cover can be greatly increased by the round edges, and the edges of the drum cover can be prevented from scratching users.

Current hemming methods in industry: the crimping wheel is utilized to apply pressure to the barrel body perpendicular to the crimping wheel, then the coiling effect of the die size design is achieved, and the crimping wheel is worn greatly due to the fact that the crimping groove of the crimping wheel is in full contact with the crimping part of the barrel, and the barrel body is also stressed greatly, and even the barrel body deforms or cracks are caused when serious. Because the metal barrel rotates at a high speed when the hemming wheel descends, the barrel is forced to be extruded and curled, the hemming wheel generates high-speed friction and high temperature, and the hemming wheel is lubricated at the moment, so that the sealing hemming quality can be improved, the product quality is stabilized, and the service life of the hemming wheel is prolonged. When the metal barrel is sealed, the oil is coated at the edge of the barrel seal, so that the following procedures, the coating (paint spraying) process and the adhesive force of the coating at the edge of the seal cannot meet the requirements, and the oil removal treatment (cleaning treatment) is added at the edge of the steel barrel seal, so that the metal barrel is very inconvenient.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the hemming machine which can eliminate the stress of the hemming wheel pair barrel wall and automatically remove greasy dirt at the hemming position.

The technical scheme adopted by the invention is as follows: the invention provides a hemming machine, which comprises a workbench, a rack, a linear driver, a bottom supporting seat and a top fixing platform, wherein the rack is arranged on the upper wall of the workbench, the linear driver is arranged on the side wall of the rack, the bottom supporting seat is arranged on the linear driver, a top bracket is arranged at the upper end of the rack, the top fixing platform is arranged below the top bracket, a hemming wheel is rotationally arranged at the end part of the bottom wall of the top fixing platform, an inner supporting mechanism is arranged at the central part of the bottom wall of the top fixing platform, a clamping mechanism is arranged on the upper wall of the bottom supporting seat, the clamping mechanism and the inner supporting mechanism are coaxially arranged in opposite directions, an outer clamping mechanism is arranged in the middle of the rack, and the inner supporting mechanism of the bottom wall of the top fixing platform is matched with the outer clamping mechanism to apply pressure to the barrel wall from the inner side and the outer side of a metal barrel at the same time, so that the stress generated by the hemming wheel to the barrel wall can only act on the edge hemming part of the barrel, and the processing quality is improved; and one side of the top fixing platform is provided with an oil stain cleaning mechanism, and the oil stain cleaning mechanism is used for timely cleaning oil stains on the curled edge part, so that the processing treatment of subsequent procedures is facilitated.

Further, fixture includes driving chamber, fixed disk, center pillar, slip holder, lift slide and push-and-pull rod, in the bottom sprag seat is located to the driving chamber, the fixed disk runs through and locates the driving chamber roof, center pillar coaxial center shaft portion that runs through the fixed disk, the axial portion of center pillar is equipped with the push-and-pull through hole that link up from top to bottom, center pillar lateral wall circumference array distributes and is equipped with the sliding tray, the slip holder includes sliding shaft and arc holder, the one end of sliding shaft slides and locates in the sliding tray, the tip of sliding shaft other end is located to the arc holder rigid coupling, the push-and-pull through hole slides and is equipped with the lift sleeve, the upper end of lift sleeve is located to the lift slide, the lift slide upper wall be equipped with the spacing groove with lift sleeve intercommunication, the one upper end of electric putter is equipped with the spacing dish, the spacing inslot is located to the spacing dish, lift sleeve outside cover is equipped with spring one, push-and-pull spring one locates between lift and the center pillar, the both ends that slide and lift rod stretch out along the size when holding cylinder, the same extension that the slip holder is drawn along the slip holder is located to the sliding along the sliding shaft with the arc holder when the sliding shaft is not stretched out along the sliding shaft circumference, the sliding holder, the extension of a telescopic metal holder is located to the clamping cylinder.

Preferably, the side wall of the driving cavity is provided with a rotating hole, the fixed disc is rotationally arranged in the rotating hole, the bottom wall of the fixed disc is coaxially fixedly connected with a driven toothed ring, the driving cavity is internally provided with a rotating motor, the output shaft of the rotating motor is coaxially fixedly connected with a driving gear, the driving gear is meshed with the driven toothed ring, the rotating motor drives the driven toothed ring to rotate through the driving gear, and the driven toothed ring drives the clamping mechanism to rotate.

Further, the bottom wall of the top fixing platform is symmetrically provided with an inverted U-shaped clamping groove, and the hemming wheel is rotationally arranged in the inverted U-shaped clamping groove.

The outer side clamping mechanism comprises an arc clamping piece, an electric push rod II and a hinge rod, wherein a support plate is arranged on the frame, a hinge shaft is arranged on the support plate, the arc clamping piece is symmetrically rotated on the hinge shaft, a tension spring I is arranged between the two groups of arc clamping pieces which are symmetrically arranged, the electric push rod II is symmetrically hinged on the frame, two ends of the hinge rod are respectively hinged with the side wall of the arc clamping piece and the end part of the electric push rod II, the arc clamping piece is driven to rotate through the expansion of the electric push rod II to adjust an included angle and an interval, metal barrels of different sizes are convenient to process, the arc clamping pieces are pulled by the tension spring I to be close to each other to fit the metal barrels, and pressure is applied to the metal barrels from the outer side.

Further, interior propping mechanism includes well sleeve, electric putter III, telescopic link, arc internal stay spare, internal stay hinge pole and driving disk, well sleeve rigid coupling is located top fixed platform diapire, electric putter III locates in the sleeve inside, well sleeve lower extreme slides and is equipped with the drive shaft, be equipped with extension spring II between drive shaft and the electric putter three tip, the coaxial rigid coupling of driving disk locates the lower extreme of drive shaft, telescopic link circumference array distributes and locates in telescopic bottom lateral wall, the tip of telescopic link is located to arc internal stay spare rigid coupling, and the both ends of internal stay hinge pole link to each other with the lateral wall of driving disk, the lateral wall of arc internal stay spare hinge respectively, and electric putter III shrink is through extension spring II pulling drive shaft along well sleeve upward movement to the driving disk upward moves and is close to well sleeve, and the driving disk promotes the arc internal stay spare through internal stay pole and outwards moves, and the extension adaptation arc internal stay spare is moved, and extension spring II is exerted an ascending pulling force to the driving disk all the time, thereby the arc internal stay spare is exerted an outside thrust all the time.

Preferably, the symmetry is equipped with the regulation spout on the top fixed platform, the symmetry of falling U-shaped draw-in groove upper end is equipped with locking screw, and locking screw slides and runs through the regulation spout, threaded connection is equipped with lock nut on the locking screw, is equipped with locking gasket between lock nut and the top fixed platform upper wall, adjusts the interval of spout be convenient for adjust the turn-up wheel, adapts to the processing of not unidimensional metal barrel.

Further, fixed plate is equipped with perpendicularly to top fixed platform one side, greasy dirt cleaning mechanism slides the tip of locating the fixed plate, greasy dirt cleaning mechanism includes mount, fixed slide, fixed fastener, slip fastener, traveller, cleaning cloth and rolling subassembly, the fixed plate diapire is located in the slip of mount upper wall, mount inner wall symmetry is equipped with spout one, fixed slide lateral wall symmetry is equipped with the fixture block, fixture block and spout one interference fit, and fixed slide locates in the mount through fixture block and spout one slip, and mount and fixed slide are the U-shaped setting of the reverse right angle respectively, and fixed fastener rigid coupling is located the bottom of fixed slide inner wall one side, fixed slide is kept away from one side inner wall of fixed fastener and is equipped with the slide hole, the traveller slides and runs through and locates in the slide hole, the end that the traveller is close to fixed fastener is located to the traveller to the slip fastener, and fixed fastener set up in opposite directions, the cover is equipped with the spring two on the traveller, and locates between slide fastener and the fixed slide inner wall to the spring two, and promotes the slider laminating fixed fastener, and rolling subassembly locates one side that is close to fixed fastener to the cleaning cloth one end passes the slider and winds the rolling subassembly and is equipped with the hem, and the clean position is located the rolling position and is adjusted to the roll up the position and is rolled up the size and is adjusted to the roll up the position and is fixed to the size and is fixed to the roll up the position and is rolled up the position and fixed position and is rolled up.

The fixed clamping piece comprises a cleaning support, a first limiting wheel, a second limiting wheel, a middle limiting wheel and a guide wheel, wherein the cleaning support is arranged on the inner wall of the fixed sliding seat, the cross section of the cleaning support is -shaped, the first limiting wheel and the second limiting wheel are sequentially rotated from top to bottom and are arranged in the cleaning support, the middle limiting wheel is arranged on one side of the first limiting wheel and one side of the second limiting wheel, the middle limiting wheel is arranged between the first limiting wheel and the second limiting wheel, the guide wheel is rotationally arranged at the lower end of the cleaning support, the guide wheel is arranged under the second limiting wheel, the fixed clamping piece is identical with the sliding clamping piece in structure, one end of the cleaning cloth is sequentially wound on the first limiting wheel, the middle limiting wheel, the second limiting wheel and the guide wheel, the bottom wall of the fixed sliding clamping piece, the other end of the cleaning cloth is sequentially wound on the first limiting wheel, the second limiting wheel and the guide wheel, a winding assembly is wound on the winding assembly, the winding assembly comprises a winding box, a winding reel and a winding shaft, the winding box is rotationally arranged in the fixed sliding side wall of the fixed sliding seat, the winding box is sleeved on the winding shaft, the inner end of the winding shaft of the winding box is fixedly connected with the winding shaft, the outer end of the winding box and the outer end of the winding box passes through the winding box and penetrates through the winding shaft, and the winding box.

Preferably, the fixed slide is equipped with the urceolus that diapire cavity set up in the upper wall, the slip cap is equipped with the inner tube in the urceolus, the inner tube is the upper wall cavity setting, be equipped with the elastic bag body in inner tube and the urceolus, the inner tube lower extreme runs through and is equipped with the leakage fluid dram, the elastic bag body is opened in fluid dram upper end intercommunication, is equipped with the check valve one in the leakage fluid dram, be equipped with the toper cassette on the fixed platform in top, toper cassette inside callipers is equipped with the detergent stock solution bottle, the bottom threaded connection of detergent stock solution bottle is equipped with the bottle lid, link up on the bottle lid and be equipped with the liquid hose that send, liquid hose and elastic bag body intercommunication are equipped with the check valve two on the liquid hose, and during initial state, the inner tube diapire touches with two sets of spacing wheels one, along with the turn-up position inserts between two sets of spacing wheels one, and the turn-up position promotes the inner tube and moves to extrude the elastic bag body, and opens the check valve one under pressure, and the check valve two is closed, and the detergent in the elastic bag body is discharged out the cleaning cloth that wets this moment through the check valve one and the leakage fluid dram, when the turn-up position is from between two sets of spacing wheels one stock solution bottle, and the elastic bag body returns to produce negative pressure, and the one under the condition is opened to be convenient for the pressure in the cleaning agent bottle.

The beneficial effects obtained by the invention by adopting the structure are as follows:

1. the inner supporting mechanism of the bottom wall of the top fixing platform is matched with the outer side clamping and pressing mechanism, the first tension spring pulls the arc clamping and pressing piece to be close to each other and attached to the metal barrel, pressure is applied to the metal barrel from the outer side, the second tension spring always applies an upward tension force to the driving disc, accordingly the arc inner supporting piece always applies an outward thrust force to the inner wall of the barrel, pressure is applied to the barrel wall from the inner side and the outer side of the metal barrel, stress generated by the crimping wheel on the barrel wall is eliminated, only the crimping part of the edge of the barrel can be acted on, and processing quality is improved.

2. And an oil stain cleaning mechanism is arranged, so that oil stains can be cleaned immediately after the curling of the metal barrel is finished, and the processing treatment of subsequent procedures is facilitated.

3. The rolling component is matched with the fixed clamping piece through the sliding clamping piece which is arranged in a sliding manner, so that the cleaning cloth can be automatically attached to the curled edge parts with various sizes, and the cleaning and degreasing can be conveniently carried out on the curled edge parts with different sizes.

4. The elastic bag body is arranged to match the expansion degree of the inner cylinder and the outer cylinder, so that the cleaning agent can be automatically discharged and the discharge amount of the cleaning agent can be automatically controlled according to the difference of the heights of the curled edges, the energy is saved, the environment is protected, and the automation degree is high.

Drawings

FIG. 1 is a schematic diagram of a hemming machine according to the present invention;

fig. 2 is a schematic structural view of a hemming machine without a workbench according to the present invention;

FIG. 3 is a schematic view of a structure without a working table of a hemming machine according to another embodiment of the present invention;

FIG. 4 is a cross-sectional view of a clamping mechanism provided by the present invention;

FIG. 5 is a cross-sectional view of a newel, a lifting slide and a lifting sleeve provided by the present invention;

FIG. 6 is a schematic diagram of the combined structure of the frame, the hemming wheel, the outside clamping mechanism, the internal support mechanism and the greasy dirt cleaning mechanism provided by the invention;

FIG. 7 is a schematic structural view of an outer clamping mechanism according to the present invention;

FIG. 8 is a cross-sectional view of an internal stay mechanism provided by the present invention;

FIG. 9 is a schematic diagram of a combination of a top stationary platen, a crimping wheel, and an oil cleaning mechanism provided by the present invention;

fig. 10 is a schematic structural diagram of an oil stain cleaning mechanism provided by the invention;

FIG. 11 is a cross-sectional view of the oil cleaning mechanism provided by the present invention;

FIG. 12 is an enlarged partial view of portion A of FIG. 11;

fig. 13 is a partial enlarged view of a portion B in fig. 11.

Wherein 1, workbench, 2, frame, 3, linear drive, 4, bottom support seat, 5, top fixed platform, 6, top bracket, 7, hemming wheel, 8, inner supporting mechanism, 9, clamping mechanism, 10, outer clamping mechanism, 11, inner cylinder, 12, greasy dirt cleaning mechanism, 13, driving cavity, 14, fixed disk, 15, center pillar, 16, sliding clamping piece, 17, lifting slide seat, 18, push-pull rod, 19, push-pull through hole, 20, sliding groove, 21, sliding shaft, 22, arc clamping piece, 23, lifting sleeve, 24, limit groove, 25, electric push rod one, 26, limit disk, 27, spring one, 28, driven toothed ring, 29, rotating motor, 30, driving gear, 31, inverted U-shaped clamping groove, 32, arc clamping piece, 33, electric push rod two, 34, hinging rod, 35, support plate, 36, hinging shaft, 37, tension spring one, 38, middle sleeve, 39, third electric push rod, 40, telescopic rod, 41, arc-shaped inner supporting piece, 42, inner supporting hinge rod, 43, driving disc, 44, driving shaft, 45, second tension spring, 46, adjusting chute, 47, locking screw, 48, locking nut, 49, locking gasket, 50, fixing plate, 51, fixing frame, 52, fixing slide seat, 53, fixing clamping piece, 54, sliding clamping piece, 55, elastic bag body, 56, liquid outlet, 57, one-way valve, 58, conical clamping frame, 59, cleaning agent liquid storage bottle, 60, liquid feeding hose, 61, one-way valve, 62, bottle cap, 63, slide post, 64, cleaning cloth, 65, winding assembly, 66, chute one, 67, clamping block, 68, slide hole, 69, spring two, 70, cleaning bracket, 71, limiting wheel one, 72, limiting wheel two, 73, middle limiting wheel 74, guide wheel, 75, winding box, 76, winding shaft, 77, coil spring, 78. and a rolling through hole 79 and an outer cylinder.

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

As shown in fig. 1-3, the hemming machine provided by the invention comprises a workbench 1, a rack 2, a linear driver 3, a bottom supporting seat 4 and a top fixing platform 5, wherein the rack 2 is arranged on the upper wall of the workbench 1, the linear driver 3 is arranged on the side wall of the rack 2, the bottom supporting seat 4 is arranged on the linear driver 3, the upper end of the rack 2 is provided with a top bracket 6, the top fixing platform 5 is arranged below the top bracket 6, the bottom wall of the top fixing platform 5 is symmetrically provided with an inverted U-shaped clamping groove 31, the inverted U-shaped clamping groove 31 is rotationally provided with a hemming wheel 7, the central part of the bottom wall of the top fixing platform 5 is provided with an inner supporting mechanism 8, the upper wall of the bottom supporting seat 4 is provided with a clamping mechanism 9, the clamping mechanism 9 and the inner supporting mechanism 8 are coaxially arranged in opposite directions, the middle part of the rack 2 is provided with an outer clamping mechanism 10, and stress is applied to the barrel wall from the inner side and the outer side of a metal barrel through the inner supporting mechanism 8 of the bottom wall of the top fixing platform 5, so that the barrel stress generated by the hemming wheel 7 on the barrel wall is eliminated, and the barrel edge of the barrel can only act on the hemming quality of the barrel can be improved; an oil stain cleaning mechanism 12 is arranged on one side of the top fixing platform 5, and the oil stain cleaning mechanism 12 is used for timely cleaning oil stains on the curled edge part, so that the processing treatment of subsequent procedures is facilitated; the top fixed platform 5 is symmetrically provided with an adjusting chute 46, the upper end of the inverted U-shaped clamping groove 31 is symmetrically provided with a locking screw 47, the locking screw 47 slidably penetrates through the adjusting chute 46, the locking screw 47 is provided with a locking nut 48 in a threaded connection manner, a locking gasket 49 is arranged between the locking nut 48 and the upper wall of the top fixed platform 5, the adjusting chute 46 is convenient for adjusting the distance between the hemming wheels 7, and the metal barrel processing machine is suitable for metal barrel processing of different sizes.

Referring to fig. 6, 9-12, a fixing plate 50 is vertically arranged at one side of the top fixing platform 5, the greasy dirt cleaning mechanism 12 is slidably arranged at the end part of the fixing plate 50, the greasy dirt cleaning mechanism 12 comprises a fixing frame 51, a fixing sliding seat 52, a fixing clamping piece 53, a sliding clamping piece 54, a sliding column 63, cleaning cloth 64 and a winding component 65, the upper wall of the fixing frame 51 is slidably arranged at the bottom wall of the fixing plate 50, a first sliding groove 66 is symmetrically arranged at the inner wall of the fixing frame 51, a clamping block 67 is symmetrically arranged at the side wall of the fixing sliding seat 52, the clamping block 67 and the first sliding groove 66 are in interference fit, the fixing sliding seat 52 is slidably arranged in the fixing frame 51 through the clamping block 67 and the first sliding groove 66, the fixing clamping piece 53 is fixedly connected at the bottom of one side of the inner wall of the fixing sliding seat 52, a sliding hole 68 is arranged at one side of the fixing sliding seat 52 far from the fixing clamping piece 53, the sliding column 63 is arranged in the sliding hole 68 in a sliding penetrating mode, the sliding clamping piece 54 is arranged at the end portion, close to the fixed clamping piece 53, of the sliding column 63, the sliding clamping piece 54 and the fixed clamping piece 53 are arranged in a opposite mode, a second spring 69 is sleeved on the sliding column 63, the second spring 69 is arranged between the sliding clamping piece 54 and the inner wall of the fixed sliding seat 52, the second spring 69 pushes the sliding clamping piece 54 to be attached to the fixed clamping piece 53, the winding component 65 is arranged at one side, close to the fixed clamping piece 53, of the fixed sliding seat 52, one end of the cleaning cloth 64 penetrates through the sliding clamping piece 54 and is wound on the winding component 65, the other end of the cleaning cloth 64 penetrates through the fixed clamping piece 53 and is fixedly arranged on the bottom wall of the fixed sliding seat 52, the winding component 65 pushes the sliding clamping piece 54 to move in a self-adapting size of the winding position, and the winding component 65 automatically winds and unwinds the cleaning cloth 64 according to the size of the winding position, so that the cleaning cloth 64 is attached to the winding position.

As shown in fig. 10-13, the fixed clamping piece 53 comprises a cleaning support 70, a first limiting wheel 71, a second limiting wheel 72, a middle limiting wheel 73 and a guide wheel 74, the cleaning support 70 is arranged on the inner wall of the fixed sliding seat 52, the cross section of the cleaning support 70 is -shaped, the first limiting wheel 71 and the second limiting wheel 72 are sequentially rotated from top to bottom and are arranged in the cleaning support 70, the middle limiting wheel 73 is arranged on one side of the first limiting wheel 71 and one side of the second limiting wheel 72, the middle limiting wheel 73 is arranged between the first limiting wheel 71 and the second limiting wheel 72, the guide wheel 74 is rotationally arranged at the lower end of the cleaning support 70, the guide wheel 74 is arranged under the inclined side of the second limiting wheel 72, the fixed clamping piece 53 is identical to the sliding clamping piece 54 in structure, one end of the cleaning cloth 64 sequentially bypasses the first limiting wheel 71, the middle limiting wheel 73, the second limiting wheel 72 and the guide wheel 74, the bottom wall of the fixed sliding seat 52 is fixedly arranged at the rear end of the fixed sliding seat, the other end of the cleaning cloth 64 sequentially bypasses the first limiting wheel 71, the middle limiting wheel 73, the second limiting wheel 72 and the guide wheel 74, the inner end of the winding assembly 65 is wound around the winding assembly 75, the winding assembly 75 comprises a winding shaft 75, the winding drum 75 is fixedly connected with the winding drum 76, the winding drum 75 is fixedly connected with the winding drum 75, the winding drum 76 penetrates through the winding shaft 76, the winding drum 75 is fixedly penetrates through the winding shaft 76, the winding drum 76 and the winding drum 76, the winding drum 75 is fixedly penetrates through the winding drum 75, and passes through the winding drum 76, and passes through the winding drum 76 and passes through the winding drum 75 and is fixedly to be fixedly connected with the winding drum 76.

As shown in fig. 10-12, the upper wall in the fixed sliding seat 52 is provided with an outer cylinder 79 with a hollow bottom wall, an inner cylinder 11 is sleeved in the inner cylinder 79 in a sliding manner, the inner cylinder 11 is hollow and arranged in the upper wall, an elastic bag 55 is arranged in the inner cylinder 11 and the outer cylinder 79, a liquid outlet 56 is arranged at the lower end of the inner cylinder 11 in a penetrating manner, the upper end of the liquid outlet 56 is communicated with the elastic bag 55, a first check valve 57 is arranged in the liquid outlet 56, a conical clamping frame 58 is arranged on the top fixed platform 5, a cleaning agent liquid storage bottle 59 is clamped in the conical clamping frame 58, a bottle cap 62 is arranged at the bottom end of the cleaning agent liquid storage bottle 59 in a threaded manner, a liquid conveying hose 60 is arranged on the bottle cap 62 in a penetrating manner, the liquid conveying hose 60 is communicated with the elastic bag 55, a second check valve 61 is arranged on the liquid conveying hose 60, in an initial state, the bottom wall of the inner cylinder 11 is in contact with the first check valve 71, the curled edge portion is inserted between the first limit wheels 71, the upper edge portion of the inner cylinder 11 is pushed to press the elastic bag 55, the first check valve 57 to be pressed and opened, the second check valve 61 is closed, the first check valve 61 is arranged on the elastic bag 55, the first check valve 61 is clamped, the first check valve 55 is arranged in the top, a bottle is closed, a second check valve 61 is arranged in the elastic bag 55, a second bag 55 is pressed, a second bag 55 is pulled out from the first check valve 55, when the first check valve 55 is pressed by the first check valve and the second check valve 55 and the second check valve is pressed by the first check valve 55, the first check valve and the second elastic bag 55 and the second bag is pressed and the second elastic bag 55 is pressed, the second bag 55 and the second elastic bag 55 is pressed.

Referring to fig. 2-5, the clamping mechanism 9 includes a driving cavity 13, a fixing plate 14, a middle column 15, a sliding clamping member 16, a lifting sliding seat 17 and a push-pull rod 18, the driving cavity 13 is disposed in the bottom supporting seat 4, the fixing plate 14 is disposed on the top wall of the driving cavity 13 in a penetrating manner, the middle column 15 coaxially penetrates through a central shaft portion of the fixing plate 14, the shaft portion of the middle column 15 is provided with a push-pull through hole 19 which penetrates up and down, a sliding groove 20 is disposed on a circumferential array of a side wall of the middle column 15, the sliding clamping member 16 includes a sliding shaft 21 and an arc clamping member 22, one end of the sliding shaft 21 is slidably disposed in the sliding groove 20, the arc clamping member 22 is fixedly connected with an end portion disposed at the other end of the sliding shaft 21, a lifting sleeve 23 is slidably disposed in the push-pull through hole 19, the lifting sliding seat 17 is disposed at the upper end portion of the lifting sleeve 23, and the lifting sliding seat 17 is disposed above the middle column 15, the upper wall of the lifting sliding seat 17 is provided with a limit groove 24 communicated with the lifting sleeve 23, an electric push rod 25 is fixedly arranged in the driving cavity 13, the end part of the electric push rod 25 is slidably arranged in the push-pull through hole 19 and the lifting sleeve 23, the upper end of the electric push rod 25 is provided with a limit disc 26, the limit disc 26 is arranged in the limit groove 24, the outer side of the lifting sleeve 23 is sleeved with a spring 27, the spring 27 is arranged between the lifting sliding seat 17 and the center column 15, two ends of the push rod 18 are respectively hinged with the side wall of the lifting sliding seat 17 and the side wall of the arc-shaped clamping piece 22, the push rod 18 is distributed around the circumference array of the axis of the lifting sliding seat 17, the lifting sliding seat 17 is pulled to be close to the center column 15 through the limit disc 26 when the electric push rod 25 is contracted, the lifting sliding seat 17 pushes the sliding clamping piece 16 to slidably extend out of the center column 15 along the sliding groove 20 through the push rod 18, and when the electric push rod 25 is extended, the first spring 27 pushes the lifting slide seat 17 to be far away from the center column 15, so that the sliding clamping piece 16 is pulled by the push-pull rod 18 to slide along the sliding groove 20 to retract into the center column 15, and clamping and fixing of metal barrels with different sizes are facilitated; the side wall of the driving cavity 13 is provided with a rotating hole, the fixed disk 14 is rotationally arranged in the rotating hole, the bottom wall of the fixed disk 14 is coaxially and fixedly connected with a driven toothed ring 28, a rotating motor 29 is arranged in the driving cavity 13, a driving gear 30 is coaxially and fixedly connected with an output shaft of the rotating motor 29, the driving gear 30 is meshed with the driven toothed ring 28, the rotating motor 29 drives the driven toothed ring 28 to rotate through the driving gear 30, and the driven toothed ring 28 drives the clamping mechanism 9 to rotate.

As shown in fig. 6 and 7, the outer pressure-clamping mechanism 10 includes an arc-shaped pressure-clamping member 32, a second electric push rod 33 and a hinge rod 34, a support plate 35 is arranged on the frame 2, a hinge shaft 36 is arranged on the support plate 35, the arc-shaped pressure-clamping member 32 is symmetrically arranged on the hinge shaft 36 in a rotating manner, a first tension spring 37 is arranged between two groups of symmetrically arranged arc-shaped pressure-clamping members 32, the second electric push rod 33 is symmetrically hinged on the frame 2, two ends of the hinge rod 34 are respectively hinged with the side wall of the arc-shaped pressure-clamping member 32 and the end part of the second electric push rod 33, the arc-shaped pressure-clamping member 32 is driven to rotate to adjust an included angle and a distance through the expansion and contraction of the second electric push rod 33, so that the arc-shaped pressure-clamping member 32 is convenient to adapt to the processing of metal barrels with different sizes, and the first tension spring 37 pulls the arc-shaped pressure-clamping member 32 to be close to each other to the metal barrels, and applies pressure to the metal barrels from the outer side.

Referring to fig. 8, the inner support mechanism 8 includes a middle sleeve 38, an electric push rod III 39, a telescopic rod 40, an arc inner support 41, an inner support hinge 42 and a driving disc 43, the middle sleeve 38 is fixedly connected to the bottom wall of the top fixing platform 5, the electric push rod III 39 is arranged inside the middle sleeve 38, a driving shaft 44 is slidably arranged at the lower end of the middle sleeve 38, a tension spring II 45 is arranged between the driving shaft 44 and the end of the electric push rod III 39, the driving disc 43 is coaxially fixedly connected to the lower end of the driving shaft 44, the telescopic rod 40 is circumferentially distributed on the bottom side wall of the middle sleeve 38, the arc inner support 41 is fixedly connected to the end of the telescopic rod 40, two ends of the inner support hinge 42 are respectively hinged to the side wall of the driving disc 43 and the side wall of the arc inner support 41, the electric push rod III 39 contracts to pull the driving shaft 44 to move upwards along the middle sleeve 38 through the tension spring II, the driving disc 43 moves upwards and is close to the middle sleeve 38, the driving disc 43 pushes the arc inner support 41 to move outwards through the inner support 42, the telescopic rod 40 stretches the movement of the arc inner support 41, the telescopic rod 45 always applies an inward pushing force to the arc inner support 41, and the arc inner support 41 always applies an inward pushing force to the arc inner support 41.

As shown in fig. 1-3, the linear driver 3 is in the prior art, the linear driver 3 comprises a sliding rail, a screw rod, a screw seat, a translation sliding seat and a lifting motor, the sliding rail is symmetrically arranged on the side wall of the frame 2, fixed seats are respectively arranged at the upper end and the lower end of the side wall of the frame 2, the screw rod is rotationally arranged on the fixed seats, the screw rod is parallel to the sliding rail, the screw seat is in threaded connection with the screw rod, the side wall of the translation sliding seat is provided with a sliding block, the translation sliding seat is slidably arranged on the sliding rail through the sliding block, the translation sliding seat is fixedly connected with the screw seat, the bottom supporting seat 4 is fixedly connected with the side wall of the translation sliding seat, the lifting motor is arranged on the side wall of the frame 2, the lifting motor is coaxially connected with the screw rod, and the lifting motor drives the translation sliding seat to vertically slide along the sliding rail through the screw rod and the screw seat.

When the metal barrel to be curled is concretely used, firstly, an unsealed metal barrel to be curled is sleeved outside the clamping mechanism 9, then, the electric push rod I25 is started, when the electric push rod I25 is contracted, the lifting slide seat 17 is pulled by the limiting disc 26 to be close to the middle column 15, the lifting slide seat 17 pushes the sliding clamping piece 16 to slide along the sliding groove 20 to extend out of the middle column 15 through the push rod 18, the plurality of groups of arc clamping pieces 22 simultaneously slide to be close to the inner wall of the barrel to be curled and fix the barrel to be curled, then, the electric push rod II 33 is started, the electric push rod II 33 is contracted, the arc clamping piece 32 is pulled by the hinging rod 34 to be opened to two sides, then, the linear driver 3 is started, the bottom supporting seat 4 is driven to move upwards and pass through the space between the outer clamping mechanism 10 and the inner supporting mechanism 8 to be close to the curling wheel 7, when the upper wall of the barrel to be curled is attached to the curling wheel 7, the linear driver 3 is controlled to stop moving, then the electric push rod II 33 is controlled to extend and the electric push rod III 39 is controlled to shrink, when the electric push rod II 33 extends, the tension spring pulls the arc-shaped clamping and pressing piece 32 to close to each other and attach to the metal barrel, pressure is applied to the metal barrel from the outer side, the electric push rod III 39 shrinks and pulls the driving shaft 44 to move upwards along the middle sleeve 38 through the tension spring II 45, so that the driving disc 43 moves upwards and approaches the middle sleeve 38, the driving disc 43 pushes the arc-shaped inner supporting piece 41 to move outwards through the inner supporting hinge rod 42, the expansion rod 40 extends to adapt to the movement of the arc-shaped inner supporting piece 41, the tension spring II 45 always exerts an upward pulling force on the driving disc 43, so that the arc-shaped inner supporting piece 41 always exerts an outward pushing force on the inner wall of the metal barrel, then the linear driver 3 is started again and the rotating motor 29 is started, the linear driver 3 drives the metal barrel to move upwards continuously, the rotary motor 29 drives the driven toothed ring 28 to rotate through the driving gear 30, the driven toothed ring 28 drives the clamping mechanism 9 to rotate, the clamping mechanism 9 drives the metal barrel to rotate rapidly, the metal barrel moves upwards along with the metal barrel, the edge curling wheel 7 presses the upper edge of the metal barrel to press and curl the metal barrel to form, the arc-shaped clamping piece 32 and the arc-shaped internal supporting piece 41 apply force to the metal barrel from both inner and outer sides simultaneously, so as to counteract the stress born by the barrel body when the metal barrel is curled, the deformation or crack generation of the barrel body is avoided, the linear driver 3 and the rotary motor 29 are controlled to stop working after the curling is finished, then the fixing frame 51 is moved to enable the fixing clamping piece 53 to be attached to the inner wall of the metal barrel, the fixing sliding seat 52 is pulled downwards along the chute one 66, the curling part pushes the sliding clamping piece 54 to be away from the fixing clamping piece 53, the fixing clamping piece 53 and the guide wheel 74 on the sliding clamping piece 54 facilitate the insertion of the curling part between the sliding clamping piece 54 and the fixing clamping piece 53, the curling part pushes the cleaning cloth 64 to move upwards, the winding shaft 76 rotates and unwinds, when the limiting wheel I71 and the limiting wheel II 72 move downwards to the lower part of the curling part, the fixed sliding seat 52 is stopped being pulled, at the moment, under the action of the spring II 69, the limiting wheel I71 and the limiting wheel II 72 of the sliding clamping piece 54 are tightly attached to the barrel wall, and the tensioning action of the coil spring is matched, the cleaning cloth 64 is driven to be attached to the curling part, the fixed sliding seat 52 moves downwards, the curling part pushes the inner barrel 11 to move upwards to squeeze the elastic bag body 55, at the moment, the one-way valve I57 is pressed and opened, the one-way valve II 61 is closed, the cleaning agent in the elastic bag body 55 is discharged through the one-way valve I57 and the liquid outlet 56 to soak the cleaning cloth 64, the release amount of the cleaning agent is automatically regulated according to the height of the curling part, then the rotating motor 29 is started, the rotating motor 29 drives the metal barrel to rotate through the clamping mechanism 9, the cleaning cloth 64 cleans the turned edge rolling part immediately, if the outer side clamping and pressing mechanism 10 and the inner supporting mechanism 8 interfere with the greasy dirt cleaning mechanism 12, the second electric push rod 33 can be controlled to shrink and the third electric push rod 39 is controlled to stretch, the second electric push rod 33 pulls the arc-shaped clamping and pressing part 32 to open to two sides through the hinging rod 34, the third electric push rod 39 drives the second tension spring 45 to push the driving shaft 44 to move downwards along the middle sleeve 38, the driving disc 43 moves downwards to pull the arc-shaped inner supporting part 41 to shrink through the inner supporting hinging rod 42, after cleaning is finished, the linear driver 3 is controlled to drive the bottom supporting seat 4 to move downwards, the bottom supporting seat 4 drives the curled metal barrel to move downwards through the clamping mechanism 9, so that the edge rolling part is pulled out from between the sliding clamping part 54 and the fixed clamping part 53, the first limiting wheel 71 facilitates the pulling out of the edge rolling part, when the edge rolling part is pulled out, the first elastic bag body 55 deforms to recover to generate negative pressure, the first check valve 57 is closed, the second check valve 61 is pressed to open, the elastic bag body 55 is pumped into the cleaning agent elastic bag body 55 in the cleaning agent bottle 59 through the liquid conveying hose 60 to be convenient to wind up for next time, and the coil spring 76 is pulled back to the coil winding 76.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims

1. A hemming machine, characterized in that: the automatic rolling machine comprises a workbench, a rack, a linear driver, a bottom supporting seat and a top fixing platform, wherein the rack is arranged on the upper wall of the workbench, the linear driver is arranged on the side wall of the rack, the bottom supporting seat is arranged on the linear driver, a top support is arranged at the upper end of the rack, the top fixing platform is arranged below the top support, a hemming wheel is rotatably arranged at the end part of the bottom wall of the top fixing platform, an inner supporting mechanism is arranged at the central part of the bottom wall of the top fixing platform, a clamping mechanism is arranged on the upper wall of the bottom supporting seat, the clamping mechanism and the inner supporting mechanism are coaxially arranged in opposite directions, and an outer clamping mechanism is arranged in the middle of the rack; one side of the top fixing platform is provided with an oil stain cleaning mechanism.

2. A hemming machine according to claim 1 wherein: the outside presss from both sides press mechanism and includes arc clamp casting die, electric putter second and articulated pole, be equipped with the extension board in the frame, be equipped with the articulated shaft on the extension board, arc clamp casting die symmetry rotates and locates on the articulated shaft, is equipped with extension spring first between two sets of arc clamp casting die that the symmetry set up, electric putter second symmetry articulates locates in the frame, the both ends of articulated pole link to each other with arc clamp casting die lateral wall, electric putter second's tip hinge respectively.

3. A hemming machine according to claim 2 wherein: the inner support mechanism comprises a middle sleeve, an electric push rod III, a telescopic rod, an arc inner support piece, an inner support hinge rod and a driving disc, wherein the middle sleeve is fixedly connected with the bottom wall of a top fixing platform, the electric push rod III is arranged inside the middle sleeve, a driving shaft is slidably arranged at the lower end of the middle sleeve, a tension spring II is arranged between the driving shaft and the three end parts of the electric push rod, the driving disc is coaxially fixedly connected with the lower end of the driving shaft, the telescopic rod circumferential array is distributed on the side wall of the bottom end of the middle sleeve, the arc inner support piece is fixedly connected with the end part of the telescopic rod, and two ends of the inner support hinge rod are respectively hinged with the side wall of the driving disc and the side wall of the arc inner support piece.

4. A hemming machine according to claim 3 wherein: the top fixed platform one side is equipped with the fixed plate perpendicularly, greasy dirt cleaning mechanism slides the tip of locating the fixed plate, greasy dirt cleaning mechanism includes mount, fixed slide, fixed fastener, slip fastener, slide column, cleaning cloth and rolling subassembly, fixed plate diapire is located in the slip of mount upper wall, mount inner wall symmetry is equipped with spout one, fixed slide is equipped with the fixture block through fixture block and spout one and slides and locate in the mount, and mount and fixed slide are the setting of reverse right angle U-shaped respectively, and fixed fastener rigid coupling locates the bottom of fixed slide inner wall one side, fixed slide is kept away from one side inner wall of fixed fastener and is equipped with the slide hole, the slide column slip runs through and locates in the slide hole, the slide fastener is located the end that the slide column is close to fixed fastener, and slide fastener and fixed fastener set up in opposite directions, the cover is equipped with spring two on the slide column, and locates between slide fastener and the fixed slide inner wall, and rolling subassembly locates one side that fixed slide is close to fixed fastener, and cleaning cloth one end passes the slide fastener around locating rolling subassembly, and fixed diapire is located to the rigid coupling behind the fixed fastener to the other end of cleaning cloth.

5. A hemming machine according to claim 4 wherein: the fixed fastener comprises a cleaning support, a first limiting wheel, a second limiting wheel, a middle limiting wheel and a guide wheel, wherein the cleaning support is arranged on the inner wall of a fixed sliding seat, the cross section of the cleaning support is -shaped, the first limiting wheel and the second limiting wheel are sequentially rotated from top to bottom and are arranged in the cleaning support, the middle limiting wheel is arranged on one side of the first limiting wheel and one side of the second limiting wheel, the middle limiting wheel is arranged between the first limiting wheel and the second limiting wheel, the guide wheel is rotationally arranged at the lower end of the cleaning support, the guide wheel is arranged under the second limiting wheel, the fixed fastener is identical with the sliding fastener in structure, one end of the cleaning cloth is sequentially wound on the bottom wall of the fixed sliding seat, the first limiting wheel, the second limiting wheel and the guide wheel of the first limiting wheel, the other end of the cleaning cloth is sequentially wound on the first limiting wheel, the second limiting wheel and the guide wheel of the sliding fastener, a winding assembly is wound on the winding assembly, the winding assembly comprises a winding box, a winding shaft and a winding roll, the winding roll is arranged on the side wall of the fixed sliding seat, the winding shaft is rotationally arranged in the winding box, the winding roll is sleeved on the winding roll, the inner end of the winding roll is fixedly connected with the winding shaft, the outer end of the winding box and the winding box is provided with the winding box, and the outer end of the winding box passes through the winding roll and the winding roll.

6. A hemming machine according to claim 5 wherein: the inner cylinder is arranged in the outer cylinder in a sliding mode, the upper wall of the inner cylinder is provided with an inner cylinder in a hollow mode, the inner cylinder is arranged in the hollow mode, an elastic bag body is arranged in the inner cylinder and the outer cylinder, a liquid outlet is formed in the lower end of the inner cylinder in a penetrating mode, the upper end of the liquid outlet is communicated with the elastic bag body, a first check valve is arranged in the liquid outlet, a conical clamping frame is arranged on a top fixing platform, a cleaning agent liquid storage bottle is clamped in the conical clamping frame, a bottle cap is arranged at the bottom end of the cleaning agent liquid storage bottle in a threaded mode, a liquid conveying hose is arranged on the bottle cap in a penetrating mode, the liquid conveying hose is communicated with the elastic bag body, and a second check valve is arranged on the liquid conveying hose.

7. A hemming machine according to claim 6 wherein: the clamping mechanism comprises a driving cavity, a fixed disc, a center column, a sliding clamping piece, a lifting sliding seat and a push-pull rod, wherein the driving cavity is arranged in a bottom supporting seat, the fixed disc penetrates through the top wall of the driving cavity, the center column coaxially penetrates through a central shaft part of the fixed disc, the shaft part of the center column is provided with a push-pull through hole penetrating up and down, a sliding groove is distributed on the circumference array of the side wall of the center column, the sliding clamping piece comprises a sliding shaft and an arc clamping piece, one end of the sliding shaft is slidably arranged in the sliding groove, the end part of the other end of the sliding shaft is fixedly connected with the arc clamping piece, a lifting sleeve is slidably arranged in the push-pull through hole, the lifting sliding seat is arranged at the upper end part of the lifting sleeve, a limiting groove communicated with the lifting sleeve is fixedly connected in the driving cavity, an electric push rod I is fixedly arranged at the end part of the electric push rod I, a limiting disc is arranged at the upper end of the electric push rod I, a limiting disc is arranged in the limiting groove, a spring I is sleeved outside the lifting sleeve I, the sliding seat is arranged between the lifting sliding seat and the center column, two ends of the push-pull rod are respectively connected with the side wall of the lifting sliding seat, the side wall of the lifting sleeve and the arc clamping piece are circumferentially distributed around the axis of the lifting sliding seat.

8. A hemming machine according to claim 7 wherein: the side wall of the driving cavity is provided with a rotating hole, the fixed disc is rotationally arranged in the rotating hole, the bottom wall of the fixed disc is coaxially fixedly connected with a driven toothed ring, a rotating motor is arranged in the driving cavity, the output shaft of the rotating motor is coaxially fixedly connected with a driving gear, and the driving gear is meshed with the driven toothed ring.

9. A hemming machine according to claim 8 wherein: the bottom wall of the top fixing platform is symmetrically provided with an inverted U-shaped clamping groove, and the hemming wheel is rotationally arranged in the inverted U-shaped clamping groove; the top fixed platform is symmetrically provided with an adjusting chute, the upper end of the inverted U-shaped clamping groove is symmetrically provided with a locking screw rod, the locking screw rod penetrates through the adjusting chute in a sliding mode, the locking screw rod is provided with a locking nut in a threaded connection mode, and a locking gasket is arranged between the locking nut and the upper wall of the top fixed platform.