CN213010574U - Cover removing device of automatic upper cover production line after steel drum coating - Google Patents

Abstract

The utility model discloses a device that removes of automatic upper cover production line after steel drum application, including being fixed in the portal frame on the conveyer that removes, top both sides in the portal frame are equipped with the magnetic path respectively, and the magnetic path is along perpendicular to chain A direction of transfer horizontal reciprocating motion, and reciprocating motion about the magnetic path is along vertical direction, and the both sides of portal frame are still fixed and are equipped with the blanking pipe, and the rear end at portal frame top still is equipped with sensor B downwards, and one side of portal frame top front end still is equipped with the sensor C who matches with individual steel drum rotating device A. According to the structure, the utility model discloses a device that removes of automatic upper cover production line after the steel drum application for the steel drum is before the upper cover, and earlier got rid of the used bung hole shroud when spraying paint, thereby is convenient for subsequent bung hole upper cover operation, and the shroud of being convenient for to get rid of retrieves.

Description

Cover removing device of automatic upper cover production line after steel drum coating

Technical Field

The utility model relates to a technical field of the automatic upper cover production line of steel drum, concretely relates to device that removes of automatic upper cover production line after the steel drum application.

Background

In the production process of the steel barrel, firstly, a steel plate is rolled into the barrel, then the barrel body is punched, then the barrel bottom and the barrel cover which are formed by bearing the steel plate are fixed with the barrel body, then the steel barrel is painted and dried, and finally the steel barrel is covered.

In the prior steel drum production process, except the capping process, other processes are basically popularized in an automated way. And the upper cover process of steel drum, although there are some automatic upper cover devices too, the automation efficiency of the upper cover of steel drum is lower, and there is not specialized upper cover automation line of steel drum, only there are some automation equipment of the individual process, and each equipment related in the upper cover process of steel drum is because the speed of production differs, can't connect into the production line in unison, even after even linking into the production line, also can be because the process related in the upper cover process is more, involve at least: 1. removing a cover for placing a steel barrel opening during coating, 2 cooling the steel barrel and simultaneously replacing air in the steel barrel, 3 injecting inert gas into the steel barrel to facilitate later detection of the sealing performance of the steel barrel, 4 installing a large opening cover and a small opening cover of the steel barrel, and 5 installing a rain-proof cover of the small opening cover of the steel barrel; the efficiency of a certain process is low, which results in low production efficiency of the whole production line. Therefore, no production line with relatively high production efficiency and high automation degree is available in the market at present for automatic cover feeding production after steel drum coating.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the cover removing device for the automatic upper cover production line after the steel drum is coated overcomes the defects of the prior art, realizes the full automation of the upper cover process after the steel drum is painted, can be directly sold after being discharged, effectively reduces the labor cost, and improves the automation and the pipelining of the production; through the action of the feeding conveying device, the automatic feeding of the upper cover production line can be realized, and the automatic feeding of two upper cover production lines can be simultaneously met, so that the production efficiency is further improved, and the labor intensity is reduced; through the action of the transition conveying device, the situation that the subsequent production rhythm is influenced due to too fast and excessive conveying of the steel drum of the feeding conveying device can be avoided; through the action of the uncovered conveying device, the cover of the opening of the steel drum used in paint spraying is removed before the steel drum is covered, so that the subsequent covering operation of the drum cover is facilitated, and the removed cover is convenient to recover; through the effect of the upper cover conveying device, the stations of the steel drums can be saved, the upper cover time of a single steel drum is shortened, and the production efficiency of the single steel drum is improved.

The technical scheme adopted by the utility model is as follows:

the cover removing device of the automatic upper cover production line after the steel drum is coated sequentially comprises a feeding conveying device, a cover removing conveying device, an upper cover conveying device and a discharging conveying device along the conveying direction of the steel drum;

the feeding conveying device conveys the steel barrel to the cover removing conveying device;

the cover removing and conveying device comprises a steel barrel rotating device A and a cover removing device, the steel barrel rotating device A rotates the large barrel opening and the small barrel opening at the top of the steel barrel to be matched with the cover removing device, the cover removing device separates a cover covering the large barrel opening and the small barrel opening at the top of the steel barrel from the steel barrel, and the cover removing and conveying device conveys the steel barrel with the cover removed to the upper cover conveying device;

the upper cover conveying device comprises a steel drum rotating device B, an air interchanger, an upper cover device, an inert gas injection device and a rainproof cover upper cover device, the steel barrel rotating device B rotates the big barrel opening and the small barrel opening at the top of the steel barrel to be matched with the air exchange device, the upper cover device, the inert gas injection device and the rain-proof cover upper cover device, the air ventilation device extends into the steel drum from a large drum opening or a small drum opening at the top of the steel drum to inject air into the steel drum, the upper cover device firstly covers the small drum opening at the top of the steel drum, then an inert gas injection device extends into the steel drum from the large drum opening at the top of the steel drum to inject inert gas into the steel drum, the upper cover device covers the large drum opening at the top of the steel drum filled with the inert gas, and the rain-proof cover upper cover device fixes the rain-proof cover with the small bucket mouth, and the upper cover conveyer conveys the steel bucket completing the upper cover to the blanking conveyer.

The utility model discloses the further improvement is, material loading conveyer still is connected with transition conveyer with removing between the cover conveyer, transition conveyer conveys material loading conveyer's steel drum to removing the cover conveyer, be equipped with steel drum stop device on the transition conveyer, transition conveyer's steel drum stop device position department and remove to cover and be connected through passing bucket rack A between the conveyer.

The utility model discloses further improve the scheme and be, transition conveyer includes both sides parallel arrangement's side bearer B, between the side bearer B, have many conveying to change roller B along side bearer B evenly distributed, the conveying is changeed roller B and is connected in side bearer B through transmission B and the synchronous same-speed rotation of driving motor B who is fixed in transition conveyer.

The utility model discloses a further improvement scheme is, steel drum stop device includes the pendulum rod A that symmetry was located on the side bearer B of both sides, the middle part of pendulum rod A is connected with the horizontal swing of corresponding side bearer B through vertical scroll A, pendulum rod A is equipped with towards the one end of removing the cover conveyer around vertical scroll B rotation connection's spacing vertical roll, the other end of pendulum rod A and piston D's piston rod D tip swing connection, piston D passes through the swing span and is connected with the swing of corresponding side bearer B, the swing span is fixed in side bearer B;

when the piston rod D extends out of the piston D, the swing rod A drives the limiting rollers to swing oppositely to the maximum stroke, and the distance between the limiting rollers is smaller than the diameter of the steel drum; when the piston rod D retracts to the piston D, the swing rod A drives the limiting rollers to swing back to the maximum stroke, and the distance between the limiting rollers is larger than the diameter of the steel drum.

The utility model discloses a further improvement is, pass bucket rack A including being fixed in transition conveyer and the parallel frame A between the conveyer that removes to cover, parallel frame A's top is fixed with respectively along the track A that parallel frame A set up, be equipped with on the track A along track A reciprocating motion's slide B, slide B and the piston rod E fixed connection who is fixed in parallel frame A's piston E, swing joint has backup pad A about piston F is passed through at slide B's top, piston F is fixed in slide B, piston F's piston rod F and is fixed with backup pad A.

The utility model has the further improvement scheme that when the piston rod E returns to the position of the maximum stroke from the piston E, the support plate A is positioned at the position below the steel drum limited by the steel drum limiting device; when the piston rod E extends out of the piston E to the maximum stroke position, the supporting plate A is positioned on the uncapping conveying device; when the piston rod F extends out of the piston F to the maximum stroke, the top surface of the supporting plate A is higher than the height of the contact part of the steel barrel and the cover removing and conveying device and the top of the conveying roller B; when the piston rod F retracts to the maximum stroke position of the piston F, the top surface of the supporting plate A is lower than the height of the contact part of the steel drum and the uncapping conveying device and the top of the conveying roller B.

The utility model discloses further improve the scheme and be, parallel frame A is located between the side bearer B, the width of slide B and backup pad A's width all are less than the interval between the side bearer B.

The utility model discloses further improve the scheme and be, between side bearer B and the backup pad A, along the direction of transfer of transition conveying frame, still be equipped with the conveying side roller of many parallels, conveying side roller rotates with side bearer B to be connected, the roller top flushes with the conveying commentaries on classics roller top, conveying side roller is connected with the synchronous same-speed transmission of conveying commentaries on classics roller.

The utility model discloses further improve the scheme and be, material loading conveying frame includes both sides parallel arrangement's side bearer A, between the side bearer A, have many conveying to change roller A along side bearer A evenly distributed, the conveying is changeed roller A and is connected in side bearer A through transmission A and the synchronous same-speed rotation of driving motor A who is fixed in material loading conveyer.

The utility model discloses a further improvement is, the end of material loading transfer frame is connected with one side of transition transfer frame start, material loading transfer frame sets up with transition transfer frame is perpendicular, transition transfer frame is equipped with the notch B that matches with material loading transfer frame to the side bearer B of material loading transfer frame one side, side bearer B top, the one side position department that is located notch B and is close to the conveyer that removes are equipped with around the horizontal pivoted guide roller of vertical scroll C, distance between the rim border of guide roller and the side bearer B of opposite side, and the distance between the side bearer A of keeping away from guide roller one side, the diameter of equal more than or equal to steel drum.

The utility model discloses a further improvement scheme is, the side bearer A that material loading transfer frame is close to and removes cover conveyer one side still is equipped with the notch A that is used for connecting the standby upper cover production line, material loading transfer frame's bottom, the position department that is located notch A are equipped with along conveying commentaries on classics roller A axial reciprocating motion's slide A, swing joint has a plurality ofly to push away the material pole setting about slide A's the top, it is located between two adjacent conveying commentaries on classics roller A to push away the material pole setting, and adjacent two are pushed away the interval between the material pole setting and are less than the diameter of steel drum, it is fixed in piston B's piston rod B tip to push away the material pole setting, piston B is fixed in on the slide A, slide A and the piston A's.

The utility model has the further improvement scheme that when the piston rod A returns to the position of the maximum stroke, the material pushing vertical rod is positioned in the position of the side frame A which is far away from the side of the notch A and in the material loading and conveying frame, and the distance between the material pushing vertical rod and the notch A is more than or equal to the diameter of the steel barrel; when the piston rod A extends out of the piston A to the maximum stroke, the material pushing upright rod is positioned in the side frame A close to the side of the notch A in the material loading and conveying frame; when the piston rod B retracts to the maximum stroke position in the piston B, the top of the material pushing upright rod is lower than that of the conveying roller A; when the piston rod B extends out of the piston B to the maximum stroke, the top of the material pushing upright rod is higher than that of the conveying roller A.

The utility model discloses further improve the scheme and be, in the clearance of roller A was changeed in all adjacent two conveying, wherein the clearance that is located notch A within range, and is closest to transition conveying frame was equipped with deflector, deflector passes through swing joint from top to bottom of piston C, piston C is fixed in material loading conveying frame and is located the conveying and changes roller A's below, deflector extends to the side bearer A of notch A place side towards one side of notch A.

The utility model has the further improvement scheme that the guide baffle is fixed at the end part of the piston rod C of the piston C; when the piston rod C retracts to the maximum stroke position of the piston C, the top of the guide baffle is lower than the top of the conveying roller A; when the piston rod C extends out of the piston C to the maximum stroke, the top of the guide baffle is higher than the top of the conveying roller A.

The utility model discloses a further improvement is, it includes two parallel arrangement's transfer chain A to remove cover conveyer, transfer chain A's both ends are connected with sprocket A transmission respectively, sprocket A rotates with removing cover conveyer to be connected, and wherein the coaxial fixedly connected with drive wheel B of sprocket A of one end, it is connected with the drive wheel A who is connected with drive wheel B transmission still to rotate on the conveyer to remove to cover, drive wheel A passes through transmission C and is connected with the driving motor C transmission that is fixed in and removes cover conveyer, interval between the transfer chain A is less than the diameter of steel drum and transfer chain A symmetry is located the both sides of passing bucket rack A.

The utility model discloses a further improvement scheme is, the top of the conveyor that covers, the position department is fixed with the horizontal die-pin between two sprocket A corresponding to same root conveying chain A, the horizontal die-pin is fixed in the conveyor that covers through "L" shape pole setting; the transmission chain A wound on the upper part of the chain wheel A is placed on the horizontal support rod.

The utility model discloses a further improvement scheme is, remove cover conveyer still including locate between two sprocket A, be located the device of removing the cover of transfer chain A top and locate the steel drum rotating device A that removes cover device face material loading conveyer one side.

The utility model discloses a further improvement scheme is, the device that removes covers is including being fixed in the portal frame that removes on the conveyer that covers, transfer chain A passes the portal frame, top both sides in the portal frame are equipped with the magnetic path respectively, the magnetic path is along perpendicular to chain A direction of transfer horizontal reciprocating motion, and the magnetic path is along vertical direction reciprocating motion from top to bottom, the both sides of portal frame still are fixed and are equipped with the blanking pipe, the rear end of portal frame top still is equipped with sensor B downwards, one side of portal frame top front end still is equipped with sensor C that matches with individual steel drum rotating device A, the distance of sensor C and the steel drum axle center that is located steel drum rotating device A position is greater than the maximum distance of steel drum top little bung hole border and steel drum axle center and is less than the maximum distance of steel drum top big bung hole border and steel drum axle center; the moving range of the magnetic block under the action of the corresponding piston E passes through the cover dropping pipe on the corresponding side, the feed port of the cover dropping pipe is upward, the height of the edge of the feed port on the side, facing the conveying chain A, of the cover dropping pipe is lower than the height of the edge of the feed port on the side, facing away from the conveying chain A, of the cover dropping pipe, and when the magnetic block moves inwards to the maximum stroke position, the magnetic block is respectively positioned above the corresponding barrel opening of the steel barrel; when the magnetic block moves outwards to the maximum stroke position, the magnetic block is positioned on the outer side of the corresponding cover dropping pipe; when the magnetic block moves downwards to the maximum stroke, the magnetic force of the magnetic block attracts the cover cap at the position, corresponding to the bucket opening, of the steel bucket; when the magnetic block moves upwards to the maximum stroke position, the height of the bottom of the cover cap adsorbed by the bottom of the magnetic block is positioned between the heights of the edges of the two sides of the feeding hole of the cover dropping pipe.

The utility model discloses further improve the scheme be, each side the magnetic path is fixed in the piston rod D tip of the piston D who corresponds the side respectively, piston rod D stretches out piston D downwards, piston D is fixed in the piston rod E tip of the piston E who corresponds the side, piston D drives reciprocating motion from top to bottom of the magnetic path, piston E drives the horizontal reciprocating motion of direction of transfer of magnetic path perpendicular to transfer chain A, piston E is fixed in the top of portal frame respectively, the home range of magnetic path under the piston E effect that corresponds is through the lid pipe that falls that corresponds the side.

The utility model discloses a further improvement is, top in the portal frame is equipped with along portal frame top side direction sliding connection's carriage, the carriage is fixed in piston E's piston rod E tip to piston D is fixed in the carriage.

The utility model discloses a further improvement is, the carriage is along the horizontal slide rail A reciprocating motion that the portal frame top was established.

The utility model discloses further improve the scheme and be, fall and cover the direction slope that the portal frame was thought to keep away from along the direction from top to bottom in the pipe lower part row material section, the bottom of arranging the material section is the bin outlet.

The utility model discloses a further improvement is, steel drum rotating device A is including being fixed in the rotation base A that removes cover conveyer, rotation base A is located the below of transfer chain A first half, on rotating base A, correspond to be located the transfer chain A outside and be equipped with respectively and press from both sides tight seat A, the front and back end at the border of each side clamp seat A towards transfer chain A one side is equipped with respectively around the horizontal rotation of vertical scroll and connects press from both sides tight gyro wheel A, and the position of the tight gyro wheel A of both sides is corresponding, and wherein one side clamp seat A's press from both sides tight gyro wheel A provides drive power through being fixed in this clamp seat A's driving motor D, it is equipped with sensor A to rotate base A top and be located between the transfer chain A, sensor A's top is less than transfer chain A's top.

The utility model discloses a further improvement scheme is, the horizontal reciprocating motion that clamping seat A is perpendicular to conveying chain A direction of transfer is done through piston F respectively for rotating base A, piston F is fixed in rotating base A; when the clamping seat A moves back to the maximum stroke, the distance between the clamping rollers A corresponding to the two sides is larger than the diameter of the steel drum; when the clamping seats A move to the maximum stroke position oppositely, the distance between the clamping rollers A corresponding to the two sides is smaller than the diameter of the steel drum.

The utility model discloses further improve the scheme and be, the movable direction of going up along pressing from both sides tight seat A of rotating base A is fixed with horizontal sliding rail B, press from both sides tight seat A along horizontal sliding rail B and rotating base A reciprocating motion.

The utility model discloses a further improvement is, it is connected through passing bucket rack B to remove between cover conveyer and the upper cover conveyer, pass bucket rack B including being fixed in the parallel frame B that removes between cover conveyer and the upper cover conveyer, parallel frame B's top is fixed with respectively along the track B that parallel frame B set up, be equipped with on the track B along track B reciprocating motion's slide C, slide C and the piston rod G fixed connection who is fixed in parallel frame B's piston G, swing joint has backup pad B about piston H is passed through at slide C's top, piston H is fixed in slide C, piston H's piston rod H and backup pad B and is fixed.

The utility model has the further improvement scheme that when the piston rod G returns to the position of the maximum stroke, the support plate B is positioned below the steel drum at the tail end of the uncovering and conveying device; when the piston rod G extends out of the piston G to the maximum stroke, the supporting plate B is positioned at the position of a steel drum rotating device B of the upper cover conveying device; when the piston rod H extends out of the piston H to the maximum stroke, the top surface of the supporting plate B is higher than the height of the contact part of the steel drum and the uncovering conveying device and the height of the contact part of the steel drum and the upper cover conveying device; when the piston rod H retracts to the maximum stroke position of the piston H, the top surface of the supporting plate B is lower than the height of the contact part of the steel drum and the uncovering conveying device and the height of the contact part of the steel drum and the upper cover conveying device.

The utility model discloses a further improvement scheme is, parallel frame B is located between the side bearer B, backup pad B is located between the transfer chain A of two parallels.

The utility model has the further improvement that the upper cover conveying device is movably connected with a steel drum stepping conveying device, the steel drum stepping conveying device simultaneously conveys the steel drum positioned on the steel drum rotating device B, the steel drum positioned on the air interchanger, the steel drum positioned on the upper cover device and the steel drum positioned on the rain-proof cover upper cover device to the position of the air interchanger, the position of the upper cover device, the position of the rain-proof cover upper cover device and the position of a conveying chain B correspondingly, two conveying chains B are arranged in parallel, the symmetrical axes of the upper cover conveying device are axisymmetric and are positioned between the upper cover conveying device and the discharging conveying device, the transmission chain B is wound on a transmission wheel C which is rotationally connected on the upper cover transmission device, the upper cover conveying device is also provided with a driving motor F, and the driving motor F is in transmission connection with the driving wheel C.

The utility model discloses a further improvement is, the step-by-step conveyer of steel drum includes a pair of parallel bull stick that sets up along upper cover conveyer's steel drum direction of transfer, parallel bull stick passes through carriage and two track C sliding connection of upper cover conveyer top along steel drum direction of transfer parallel arrangement, parallel bull stick rotates with the carriage around the axle center of parallel bull stick through the driving motor E that is fixed in upper cover conveyer and is connected, the top of parallel bull stick, along the length direction evenly distributed in proper order of parallel bull stick has the spacing protruding pole of multiunit, and the bottom of every spacing protruding pole of group and steel drum matches to transfer chain B is located between the track C, upper cover conveyer still fixes and is equipped with driving motor G, driving motor G drives step-by-step conveyer of steel drum and removes along horizontal sliding rail C.

The utility model discloses further improve the scheme and be, spacing nose bar passes through bar connecting piece and parallel bull stick fixed connection, the length direction of bar connecting piece is parallel with parallel bull stick.

The utility model has the further improvement scheme that each group of limit convex rods comprises four limit convex rods, and each side of the parallel rotating rod is symmetrically provided with two limit convex rods respectively; when the first group of limiting convex rods along the conveying direction of the steel drum is correspondingly positioned on the steel drum rotating device B, the air ventilation device, the upper cover device and the rain-proof cover upper cover device are respectively provided with a corresponding group of limiting convex rods; when the first group of limiting convex rods along the conveying direction of the steel drum are correspondingly positioned on the air exchange device, the upper cover device, the rain-proof cover upper cover device and the discharging conveying device are respectively provided with a corresponding group of limiting convex rods.

The utility model discloses a further improvement is, parallel bull stick comprises many end-to-end connection's bull stick unit, spacing nose bar respectively with bull stick unit fixed connection, connect through the transmission connecting seat between two adjacent bull stick units, the bull stick unit rotate respectively connect in the support grudging post that connecting seat base top was established, the transmission connecting seat passes through track C and upper cover conveyer sliding connection.

The utility model discloses further improve the scheme and be, spacing nose bar passes through bar connecting piece and bull stick unit fixed connection, the length direction of bar connecting piece is parallel with the bull stick unit.

The utility model discloses a further improvement scheme is, the transmission connecting seat includes the connecting seat bottom plate of being connected with individual track C, be fixed with piston I on the connecting seat bottom plate, piston I's piston rod I tip is connected with the bull stick unit that this transmission connecting seat is connected through the link drive mechanism of swing joint on the connecting seat bottom plate and is synchronous transmission respectively and is connected, when piston I stretches out piston I to maximum stroke department, bull stick unit drive spacing protruding pole rotate to the outside to spacing protruding pole and bull stick unit be in the coplanar or the protruding pole is located the downside of bull stick unit; when the piston rod I retracts to the maximum stroke position of the piston I, the rotating rod unit drives the limiting convex rod to rotate upwards to be vertical.

The utility model discloses further improve the scheme and be, the top of connecting seat bottom plate, be fixed with the connecting seat roof through supporting the grudging post, the connecting seat roof is fixed with the top of supporting the grudging post, piston I, connecting rod drive mechanism are located between connecting seat roof and the connecting seat bottom plate respectively, the top surface of connecting seat roof flushes with the top of bull stick unit.

The utility model discloses further improve the scheme and be, the bottom of one of them transmission connecting seat is fixed with the transmission case, the transmission case internal rotation is connected with the vice A of nut, the vice A of nut is connected with the coaxial fixed drive screw A transmission of driving motor G output shaft, drive screw A's both ends are passed through the bearing frame and are connected with the rotation of upper cover conveyer.

The utility model discloses further improve the scheme and be, be close to the connecting seat base of horizontal bull stick tip and correspond fixedly connected with horizontal connecting rod between the carriage of end.

The utility model discloses further improve the scheme and be, upper cover conveyer's top both sides, corresponding to air breather to rain-proof upper cover device position department, along upper cover conveyer's steel drum direction of transfer symmetry fixedly connected with railing respectively.

The utility model discloses further improve the scheme and be, upper cover conveyer's supporting leg bottom still is equipped with the regulation heel brace.

The utility model discloses a further improvement is, steel drum rotating device B is fixed in upper cover conveyer including the symmetry, is located the rotation base B of horizontal slide rail C both sides, on rotating base B, correspond to be located the step-by-step conveyer outside of steel drum and be equipped with respectively and press from both sides tight seat B, the top of the tight seat B of each side is equipped with respectively around the clamping roller B that the vertical scroll level rotated the connection towards the front and back end at the border of the step-by-step conveyer one side of steel drum, the clamping roller B's of both sides position is corresponding, and wherein the clamping roller B of the tight seat B of one side clamp provides drive power through the driving motor H who is fixed in this clamp seat B.

The utility model has the further improvement scheme that the clamping seat B respectively makes horizontal reciprocating movement which is vertical to the conveying direction of the steel drum relative to the rotating base B through a piston J, and the piston J is fixed on the rotating base B; when the clamping seat B moves back to the maximum stroke, the distance between the corresponding clamping rollers B at two sides is larger than the diameter of the steel drum; when the clamping seats B move to the maximum stroke position in opposite directions, the distance between the corresponding clamping wheels B at the two sides is smaller than the diameter of the steel drum.

The utility model discloses further improve the scheme and be, the movable direction of going up along pressing from both sides tight seat B of rotating base B is fixed with horizontal sliding rail D, press from both sides tight seat B along horizontal sliding rail D and rotating base B reciprocating motion.

The utility model discloses a further improvement scheme is, air breather, upper cover device, rain-proof lid upper cover device all locate the top of roof-rack, the supporting leg symmetry of roof-rack locates the both sides of upper cover conveyer, the top of roof-rack still is equipped with sensor D and steel drum bung hole positioner A that match with steel drum rotating device B, air breather has two in proper order along the steel drum direction of transfer on the upper cover conveyer, the upper cover device has two in proper order along the steel drum direction of transfer on the upper cover conveyer; one side of the top frame is further provided with a placing table, and a small bucket opening cover feeding device and a large bucket opening cover feeding device which are correspondingly connected with the upper cover device and a rain cover feeding device which is correspondingly connected with the rain cover upper cover device are fixed on the placing table.

The sensor D is matched with the steel drum rotating device B and is positioned on one side, facing the uncovering conveying device, of the steel drum rotating device B;

the steel drum bung hole positioning device A is matched with the previous air interchanger, and corresponds to the steel drum positioned at the position of the previous air interchanger; and at the moment, the former air ventilation device corresponds to the small barrel opening of the steel barrel at the position;

the latter air ventilation device is matched with the former upper cover device and corresponds to the steel drum positioned at the former upper cover device; the latter air interchanger corresponds to the large barrel opening of the steel barrel at the position, and the former upper cover device corresponds to the small barrel opening of the steel barrel at the position;

the inert gas injection device corresponds to the large barrel opening of the steel barrel at the position;

the last upper cover device is matched with the rain-proof upper cover device, the last upper cover device corresponds to the large barrel opening of the steel barrel at the position, and at the moment, the rain-proof upper cover device corresponds to the small barrel opening of the steel barrel at the position.

The utility model discloses a further improvement scheme is, sensor D is fixed in piston rod K tip of piston K through installation connecting plate A, piston rod K stretches out piston K downwards, piston K is fixed in the roof-rack, and the distance between sensor D and the steel drum axle center that is located steel drum rotating device B position department is greater than the minimum distance between the edge of the small bung hole in the top of the steel drum and the axle center of the steel drum and is less than the maximum distance between the edge of the large bung hole in the top of the steel drum and the axle center of the steel drum;

when the piston rod K extends out of the piston K to the maximum stroke, the sensor D works; when the piston rod K retracts to the maximum stroke position of the piston K, the sensor D stops working.

The utility model discloses further improve the scheme and be, piston K is fixed through the mounting panel of adjusting the diaphragm with being fixed in the roof-rack.

The utility model discloses a further improvement scheme is, steel drum bung hole positioner A includes upper and lower swing joint between roof-rack and upper cover conveyer, with steel drum top vat mouth lateral wall and the two sets of anchor clamps that the keg mouth lateral wall matches respectively, anchor clamps respectively with piston L's piston rod L tip fixed connection, piston L is fixed in the roof-rack, piston rod L stretches out piston L downwards;

when the piston rod L extends out of the piston L to the maximum stroke position, the height of the clamp is matched with the height of the steel barrel opening, and when the piston rod L retracts to the maximum stroke position, the height of the clamp is higher than the top of the steel barrel opening.

In a further improvement of the present invention, the air exchange device comprises a compressed air tube fixed to an end of the piston rod M, the piston rod M extends downward from the piston M, and the piston M is fixed to the top frame through the mounting bracket a;

when the piston rod M extends out of the piston M downwards to the maximum stroke, the bottom opening of the compressed air pipe extends into the steel barrel from the barrel opening of the steel barrel, and the compressed air inlet device communicated with the compressed air pipe is used for air inlet; when the piston rod M retreats upwards to the maximum stroke position of the piston M, the compressed air inlet device communicated with the compressed air pipe stops air inlet, and the bottom end of the compressed air pipe is higher than the barrel opening of the steel barrel.

In a further improvement of the present invention, the inert gas injection device comprises an inert gas pipe fixed to the end of the piston rod N, the piston rod N extends downward from the piston N, and the piston N is fixed to the top frame through the mounting frame B;

when the piston rod N extends downwards out of the piston N to the maximum stroke position, the bottom opening of the inert gas pipe extends into the steel barrel from the large barrel opening of the steel barrel, and the inert gas inlet device communicated with the inert gas pipe is used for gas inlet; when the piston rod N retracts upwards to the maximum stroke position, the inert gas inlet device communicated with the inert gas pipe stops gas inlet, and the bottom end of the inert gas pipe is higher than the barrel opening of the steel barrel.

The utility model discloses a further improvement is, the inert gas trachea passes through erection joint board B and piston rod N end fixing, erection joint board B is located mounting bracket B's below, and erection joint board B's top is the fixed guide bar A that is equipped with still upwards, guide bar A upwards passes the stand pipe A that mounting bracket B established.

The utility model discloses further improve the scheme and be, between little bung hole lid loading attachment or big bung hole lid loading attachment and the upper cover device and rain-proof lid loading attachment and rain-proof lid upper cover device between all be connected through material feeding unit.

The utility model discloses a further improvement scheme is, material feeding unit includes the conveyer belt through the drive connection of driving motor J, conveyer belt swing joint is in material feeding unit's pay-off frame, one end of the pay-off frame is fixed with the roof-rack, the other end is fixed with the discharge gate intercommunication of little bucket flap loading attachment, big bucket flap loading attachment or rain-proof lid loading attachment; a limiting baffle is fixed at the tail end of the feeding belt of the feeding frame, a material pushing block perpendicular to the conveying direction of the conveying belt is arranged on the feeding frame and on one side, facing the feeding end of the feeding frame, of the limiting baffle, the material pushing block is fixedly connected to the end portion of a piston rod R of a piston R, the piston R is fixed on one side of the feeding frame, a feeding groove matched and communicated with the conveying belt is formed in the position, corresponding to the material pushing block, of the other end, opposite to the piston R, of the feeding frame, and the conveying belt is communicated with the barrel cover placing groove through the feeding groove;

the feeding end of the feeding frame is fixed on the small barrel opening cover feeding device, the big barrel opening cover feeding device or the rain cover feeding device through the supporting plate C, and the discharging end of the feeding frame is fixed with the top frame through the mounting connecting plate D;

the barrel cover placing groove comprises two oppositely arranged groove lobes, the groove lobes are fixedly connected to the end part of a piston rod Q of a piston Q, and the piston Q is fixed to the bottom frame of the lifting frame B; when the piston rod Q extends out of the piston Q to the maximum stroke position, the groove petals move oppositely to be in contact with each other, and at the moment, the groove petals form a barrel cover placing groove.

The utility model discloses a further improvement scheme is, still be equipped with the stirring rod in the position department that the pay-off frame is located between conveyer belt and the ejector pad, the stirring rod is connected in the pay-off frame through the swing of piston S, piston S and pay-off frame swing are connected, the piston rod S tip of piston S is connected with the stirring rod;

when the piston rod S retracts to the maximum stroke position of the piston S, the material stirring rod forwards stirs a barrel cover or a rain cover positioned at the material stirring rod position on the conveyor belt along the conveying direction of the conveyor belt; when the piston rod S extends out of the piston S to the maximum stroke position, the material poking rod pokes the barrel cover or the rain cover on the side, back to the material pushing block, of the material poking rod on the conveying belt back to the direction opposite to the conveying direction of the conveying belt.

The utility model discloses a further improvement scheme is, the bilateral symmetry that the pay-off frame is located the conveyer belt top is equipped with the spacing guide way at bung or rain-proof lid border with corresponding.

The utility model discloses further improve the scheme and be, backup pad C includes two "L" shape backup pad units, and it is equipped with the bar through-hole to correspond between two "L" shape backup pad units to it is fixed with the bar through-hole through fixing bolt.

The utility model adopts the further improvement scheme that the upper cover device comprises a cover taking device which is movably connected with the top frame and used for grabbing the barrel cover, and the top of the cover taking device is in transmission connection with a rotating shaft of the driving motor I through a transmission device D;

the driving motor I is fixed on a lifting frame A, and the lifting frame A is fixed at the end part of a piston rod O of a piston O;

the piston O is fixed on a lifting frame B, and the lifting frame B is fixed at the end part of a piston rod P of the piston P; the lifting frame A is movably connected in the lifting frame B up and down;

the piston P is fixed in the door-shaped frame, the door-shaped frame is fixed at the top of the top frame through the mounting substrate A, and the lifting frame B is movably connected in the door-shaped frame up and down;

the piston rod O extends downwards out of the piston O, the piston O is fixed in the lifting frame B, and the lifting frame A moves up and down along the lifting frame B under the action of the piston O in the lifting frame B;

the piston rod P extends out of the piston P downwards, the piston P is fixed on the door-shaped frame, and the lifting frame B moves up and down along the door-shaped frame under the action of the piston P in the door-shaped frame;

when the piston rod O returns upwards to the maximum stroke position and the piston rod P returns upwards to the maximum stroke position, the cover taking device is positioned above the barrel cover placing groove; when the piston rod O extends out of the piston O downwards to the maximum stroke position and the piston rod P retracts back upwards to the maximum stroke position, the cover taking device is positioned at the position of the barrel cover placing groove; when the piston rod O retracts upwards to the maximum stroke position and the piston rod P extends downwards to the maximum stroke position, the cover taking device is positioned above the opening of the steel drum at the corresponding position on the upper cover conveying device; when the piston rod O extends downwards to the maximum stroke position and the piston rod P extends downwards to the maximum stroke position, the height of the cover taking device is lower than that of the opening of the steel drum at the corresponding position on the upper cover conveying device.

The utility model has the further improvement scheme that an opening is arranged in the middle of the bottom frame of the lifting frame B, and the groove petals are respectively positioned on the bottom frames at the two sides of the opening;

when the piston rod Q retracts to the maximum stroke position of the piston Q, the distance between the groove lobes is larger than the diameter of the cap taking device.

The utility model discloses a further improvement is, the bung standing groove is equipped with the constant head tank that matches with the bung corresponding to getting under the lid device, the symmetry is equipped with positioning groove on the opposite face of groove lamella, and when the groove lamella stretched out piston Q to maximum stroke department at piston rod Q, positioning groove corresponds the concatenation and forms the constant head tank.

The utility model discloses further improve the scheme and be, the top border that is located lift frame B in lift frame B is fixed with guide bar B, lift frame A's top frame is equipped with the stand pipe B that matches corresponding to guide bar B, guide bar B passes in stand pipe B stretches into lift frame A.

The utility model discloses further improve the scheme and be, the both sides wall symmetry in "door" font frame is equipped with the track D that extends to the direction from top to bottom, lift frame B is corresponding to track D and fixes the slider A that is equipped with the matching respectively.

The utility model has the further improvement that the mounting connecting plate D is fixed on the top frame through a mounting base plate A, the upper cover device also comprises a steel drum bung hole positioning device B which is movably connected at the bottom of the mounting connecting plate E and positioned under the cover taking device, the mounting connecting plate E is movably connected under the mounting connecting plate D through a piston T, the piston T is fixed on the mounting connecting plate D, the end part of a piston rod T of the piston T extends downwards out of the piston T and then is fixed with the mounting connecting plate E, the steel drum bung hole positioning device B comprises two oppositely arranged clamping flaps A which are respectively and fixedly connected at the end part of a piston rod U of the piston U, the piston U is fixed on the mounting connecting plate E, the steel drum bung hole positioning device B is correspondingly positioned under the cover taking device, the opposite surfaces of the clamping flaps A are symmetrically provided with bung hole positioning grooves, and when the clamping flaps A extend out of the piston U to the maximum stroke position, the bung hole positioning grooves are correspondingly spliced to form a bung hole positioning groove; when the clamping flaps A are at the position where the piston rod exits the piston U to the maximum stroke, the distance between the clamping flaps A is larger than the diameter of the opening of the steel barrel.

The utility model discloses a further improvement is, mounting connection board E's top is fixed with guide bar C, mounting substrate A is equipped with the stand pipe C that matches corresponding to guide bar C, guide bar C upwards passes mounting substrate A through guide pipe C.

In a further improvement of the utility model, the rain-proof cover-taking device comprises a rain-proof cover-taking device movably connected below the rain-proof cover-taking top frame and a steel barrel opening positioning device C, the rain-proof cover-taking device is fixed at the end of a piston rod V of a piston V, the piston rod V extends downwards to form a piston V, the piston V is fixed at the end of a piston rod W of the piston W, the piston rod W extends downwards to form a piston W, the piston W is fixed at the bottom of a movable frame, the movable frame is fixed with a nut pair B, the movable frame is in transmission connection with a transmission lead screw B which is rotatably connected with the rain-proof cover-taking top frame through the nut pair B, the transmission lead screw B provides driving force through a driving motor K fixed on the rain-proof cover-taking top frame, the rain-proof cover-taking device performs reciprocating movement between the discharge end of a conveying device of the rain-proof cover-taking device, the rain-proof cover upper cover top frame is fixedly connected with the top frame; the steel drum bung hole positioner C includes two clamp lamella B that set up relatively, clamp lamella B is fixed connection in piston X's piston rod X tip respectively, piston X is fixed in erection joint board F respectively, erection joint board F is fixed in piston Y's piston rod Y tip, piston rod Y stretches out piston Y downwards, piston Y passes through mounting substrate B and is fixed with the roof-rack.

The utility model discloses further improve the scheme and be, piston W is fixed in through mounting substrate C and removes the frame.

The utility model discloses further improve the scheme and be, the bottom of rain-proof lid roof-rack is along the horizontal migration direction fixedly connected with track E who removes the frame, it is equipped with the slider B that matches to remove the frame corresponding to track E.

The utility model discloses a further improvement scheme is, the chute feeder passes from the groove lamella bottom and is fixed with spacing dog after, the tank bottom of chute feeder corresponds to groove lamella position department and is equipped with the rain-proof lid location tray that matches with the rain-proof lid, rain-proof lid location tray fixed connection is in piston Z's piston rod Z tip, piston rod Z stretches out piston Z upwards, piston Z is fixed in the bottom of chute feeder;

when the piston rod Z retracts to the position of the maximum stroke, the rain cover positioning tray is matched with the feeding groove; when the piston rod Z extends out of the piston Z to the maximum stroke position, the height of the rain cover positioning tray is upwards lifted to be matched with the height of the rain cover taking device when the piston rod W returns to the maximum stroke position and the piston rod V extends out of the maximum stroke position of the piston V.

The utility model discloses a further improvement is, the material feeding unit lower part that rain-proof lid device corresponds still fixedly connected with strengthens the connecting plate, the one end of strengthening the connecting plate is fixed with backup pad C, the other end is fixed with the pay-off frame.

The utility model discloses further improve the scheme and be, one side border of placing the platform is equipped with the ladder, the top of placing the platform, be located the border position department of placing the platform are fixed with the rail.

The utility model discloses further improve the scheme and be, unloading conveyer includes both sides parallel arrangement's side bearer C, between the side bearer C, there are many conveying commentaries on classics roller C along side bearer C evenly distributed, the conveying is changeed roller C and is passed through transmission E and be fixed in unloading conveyer's driving motor L synchronous with fast the rotation and connect in side bearer C.

The beneficial effects of the utility model reside in that:

first, the utility model discloses a device that removes of automatic upper cover production line after steel drum application has realized the full automation of steel drum at the upper cover process after spraying paint, alright sell with directly after the ejection of compact, effectively reduce the human cost, improve the automation and the pipelining of production.

Second, the utility model discloses a device that removes of automatic upper cover production line after steel drum application, through material loading conveyer's effect, not only can realize the automatic feeding of upper cover production line and can also satisfy the automatic feeding of two upper covers production simultaneously, further improve production efficiency, reduce intensity of labour.

Third, the utility model discloses a device that removes of automatic upper cover production line after the steel drum application, through transition conveyer's effect to can avoid material loading conveyer's steel drum to convey too fast too much and influence subsequent production rhythm.

Fourth, the utility model discloses a device that removes of automatic upper cover production line after steel drum application, through the effect that removes the cover conveyer for the steel drum is before the upper cover, and earlier got rid of the used bung hole shroud when spraying paint, thereby is convenient for subsequent bung hole upper cover operation, and the shroud of being convenient for to get rid of retrieves.

Fifth, the utility model discloses a device that removes of automatic upper cover production line after the steel drum application, through upper cover conveyer's effect to can save the station of steel drum, shorten the upper cover time of single steel drum, improve the production efficiency of single steel drum.

Description of the drawings:

fig. 1 is a perspective view of the present invention.

Fig. 2 is a schematic perspective view of the feeding conveyer and the uncapping conveyer according to the present invention.

Fig. 3 is a schematic perspective view of the position of the upper cover conveying device and the blanking conveying device according to the present invention.

Fig. 4 is a front enlarged view of the upper cover conveying device.

Fig. 5 is an enlarged perspective view of the cover mounting device and the feeding device.

Fig. 6 is a perspective enlarged view of the cover mounting device and the feeding device from the direction opposite to the viewing angle of fig. 5.

Fig. 7 is an enlarged perspective view of the inert gas injection apparatus.

Fig. 8 is a perspective enlarged schematic view of the rain-proof cover covering device.

Fig. 9 is a side enlarged schematic view of the rain cover capping device.

The specific implementation mode is as follows:

as can be seen from fig. 1 to 9, the cover removing device of the automatic cover feeding production line after steel drum coating of the present invention sequentially comprises a feeding conveyer 1, a cover removing conveyer 3, a cover feeding conveyer 4 and a blanking conveyer 5 along the conveying direction of the steel drum;

the feeding and conveying device 1 conveys the steel barrel to the de-covering and conveying device 3;

the cover removing and conveying device 3 comprises a steel barrel rotating device A9 and a cover removing device 6, the steel barrel rotating device A9 rotates the large barrel opening and the small barrel opening at the top of the steel barrel to be matched with the cover removing device 6, the cover removing device 6 separates a cover which covers the large barrel opening and the small barrel opening at the top of the steel barrel from the steel barrel, and the cover removing and conveying device 3 conveys the steel barrel with the cover removed to the upper cover conveying device 4;

the upper cover conveying device 4 comprises a steel drum rotating device B13, an air ventilation device 17, an upper cover device 19, an inert gas injection device 20 and a rain-proof cover upper cover device 21, the steel drum rotating device B13 rotates the big and small drum mouths on the top of the steel drum to match with the air interchanger 17, the upper cover device 19, the inert gas injection device 20 and the rain-proof cover upper cover device 21, the air ventilation device 17 extends into the steel drum from a large drum opening or a small drum opening at the top of the steel drum to inject air into the steel drum, the upper cover device 19 firstly covers the small drum opening at the top of the steel drum, then an inert gas injection device 20 extends into the steel drum from the large drum mouth at the top of the steel drum to inject inert gas into the steel drum, the upper cover device 19 covers the large drum mouth at the top of the steel drum filled with the inert gas, and the rain-proof cover upper cover device 21 fixes the rain-proof cover on the small bucket opening, and the upper cover conveying device 4 conveys the steel bucket with the upper cover to the blanking conveying device 5.

Still be connected with transition conveyer 2 between material loading conveyer 1 and the conveyer 3 that removes the cover, transition conveyer 2 conveys the steel drum of material loading conveyer 1 to removing cover conveyer 3, be equipped with steel drum stop device 7 on the transition conveyer 2, be connected through drum rack A8 between transition conveyer 2's the steel drum stop device 7 position department and the conveyer 3 that removes the cover.

The transition conveying device 2 comprises side frames B202 arranged in parallel at two sides, a plurality of conveying rotary rollers B201 are uniformly distributed between the side frames B202 along the side frames B202, and the conveying rotary rollers B201 are synchronously and rotationally connected to the side frames B202 at the same speed through a transmission device B and a driving motor B203 fixed on the transition conveying device 2.

The steel drum limiting device 7 comprises swing rods A702 symmetrically arranged on the side frames B202 on two sides, the middle parts of the swing rods A702 are horizontally connected with the corresponding side frames B202 in a swinging mode through vertical shafts A, limiting vertical rollers rotatably connected around the vertical shafts B are arranged at one ends, facing the cover removing and conveying device 3, of the swing rods A702, the other ends of the swing rods A702 are connected with the end parts of piston rods D of pistons D701 in a swinging mode, the pistons D701 are connected with the corresponding side frames B202 in a swinging mode through swinging frames 703, and the swinging frames 703 are fixed on the side frames B202;

when the piston rod D extends out of the piston D701, the swing rod A702 drives the limiting rollers to swing oppositely to the maximum stroke, and the distance between the limiting rollers is smaller than the diameter of the steel drum; when the piston rod D retracts to the piston D701, the swing rod A702 drives the limiting rollers to swing back to the maximum stroke, and the distance between the limiting rollers is larger than the diameter of the steel drum.

The barrel conveying frame A8 comprises a parallel frame A801 fixed between a transition conveying device 2 and a cover removing conveying device 3, the tops of the parallel frame A801 are respectively fixed with a track A802 arranged along the parallel frame A801, a sliding seat B804 reciprocating along the track A802 is arranged on the track A802, the sliding seat B804 is fixedly connected with a piston rod E of a piston E803 fixed on the parallel frame A801, the top of the sliding seat B804 is vertically and movably connected with a supporting plate A through a piston F805, and the piston F805 is fixed on the sliding seat B804 and the piston rod F of the piston F805 is fixed with the supporting plate A.

When the piston rod E retracts to the maximum stroke position of the piston E803, the supporting plate A is positioned at the position below the steel drum limited by the steel drum limiting device 7; when the piston rod E extends out of the piston E803 to the maximum stroke, the support plate a is located at the uncapping conveyor 3; when the piston rod F extends out of the piston F805 to the maximum stroke, the top surface of the supporting plate A is higher than the height of the contact part of the steel barrel and the uncapping conveying device 3 and the top of the conveying roller B201; when the piston rod F retracts to the maximum stroke position of the piston F805, the top surface of the supporting plate A is lower than the height of the contact part of the steel barrel and the uncapping conveying device 3 and the top of the conveying roller B201.

The parallel frames A801 are positioned between the side frames B202, and the width of the sliding seat B804 and the width of the supporting plate A are smaller than the distance between the side frames B202.

A plurality of parallel conveying side rollers 206 are further arranged between the side frame B202 and the support plate A along the conveying direction of the transition conveying frame 2, the conveying side rollers 206 are rotatably connected with the side frame B202, the tops of the conveying side rollers 206 are flush with the tops of the conveying rotating rollers 201, and the conveying side rollers 206 are synchronously connected with the conveying rotating rollers 201 in a synchronous and same-speed transmission manner.

The feeding conveying frame 1 comprises side frames A102 arranged in parallel at two sides, a plurality of conveying rotary rollers A101 are uniformly distributed between the side frames A102 and along the side frames A102, and the conveying rotary rollers A101 are connected to the side frames A102 through a transmission device A104 and a driving motor A103 fixed to the feeding conveying device 1 in a synchronous and same-speed rotating mode.

The tail end of the feeding conveying frame 1 is connected with one side of the starting end of the transition conveying frame 2, the feeding conveying frame 1 and the transition conveying frame 2 are arranged vertically, the transition conveying frame 2 faces the side frame B202 on one side of the feeding conveying frame 1 and is provided with a notch B204 matched with the feeding conveying frame 1, a guide roller 205 which horizontally rotates around a vertical shaft C is arranged at the position, close to one side of the cover removing conveying device 3, of the notch B204 at the top of the side frame B202, and the distance between the rim edge of the guide roller 205 and the side frame B202 on the other side and the distance between the side frame A102 on one side far away from the guide roller 205 are larger than or equal to the diameter of the steel barrel.

The side bearer A102 that the material loading conveyer 1 is close to and removes cover conveyer 3 one side still is equipped with notch A105 that is used for connecting the standby upper cover production line, the bottom of material loading conveyer 1, the position department that is located notch A105 are equipped with along conveying commentaries on classics roller A101 axial reciprocating motion's slide A110, swing joint has a plurality ofly to push away material pole setting 106 about the top of slide A110, it is located between two adjacent conveying commentaries on classics roller A101 to push away material pole setting 106, and the interval that pushes away between the pole setting 106 is less than the diameter of steel drum for two adjacent, it is fixed in piston B tip of piston B108 to push away material pole setting 106, piston B108 is fixed in on slide A110, slide A110 and the piston A fixed connection who is fixed in material loading conveyer 1's piston A.

When the piston rod A retracts to the maximum stroke position of the piston A, the material pushing vertical rod 106 is positioned in the side frame A102 which is far away from the side of the notch A105 and in the material loading and conveying frame 1, and the distance between the material pushing vertical rod 106 and the notch A105 is larger than or equal to the diameter of the steel barrel; when the piston rod A extends out of the piston A to the maximum stroke, the material pushing upright rod 106 is positioned in the material loading and conveying frame 1 and at the position of the side frame A102 close to the side of the notch A105; when the piston rod B retracts into the piston B108 to the maximum stroke, the top of the material pushing upright rod 106 is lower than the top of the conveying roller A101; when the piston rod B extends out of the piston B108 to the maximum stroke, the top of the material pushing upright rod 106 is higher than the top of the conveying roller A101.

In the gaps between two adjacent conveying rollers a101, a guide baffle 107 is arranged in the gap between the two adjacent conveying rollers a101, wherein the gap is located in the range of the notch a105 and closest to the transition conveying frame 2, the guide baffle 107 is movably connected up and down through a piston C109, the piston C109 is fixed to the feeding conveying frame 1 and is located below the conveying rollers a101, and one side of the guide baffle 107 facing the notch a105 extends to the side frame a102 on the side of the notch a 105.

The guide baffle 107 is fixed at the end part of a piston rod C of the piston C109; when the piston rod C retracts to the piston C109 to the maximum stroke, the top of the guide flapper 107 is lower than the top of the conveying roller a 101; when the piston rod C extends out of the piston C109 to the maximum stroke, the top of the guide flapper 107 is higher than the top of the transfer roller a 101.

The cover removing and conveying device 3 comprises two conveying chains A which are arranged in parallel, two ends of each conveying chain A are in transmission connection with a chain wheel A301, the chain wheels A301 are in rotation connection with the cover removing and conveying device 3, a driving wheel B305 is coaxially and fixedly connected with the chain wheel A301 at one end, a driving wheel A303 in transmission connection with the driving wheel B305 is further rotatably connected to the cover removing and conveying device 3, the driving wheel A303 is in transmission connection with a driving motor C302 fixed on the cover removing and conveying device 3 through a transmission device C, the distance between the conveying chains A is smaller than the diameter of a steel barrel, and the conveying chains A are symmetrically located on two sides of a barrel conveying frame A8.

A horizontal supporting rod 304 is fixed at the top of the de-cover conveying device 3 and between two chain wheels A301 corresponding to the same conveying chain A, and the horizontal supporting rod 304 is fixed on the de-cover conveying device 3 through an L-shaped vertical rod; the conveyor chain a wound around the upper portion of the sprocket a301 is placed on the horizontal carrier bar 304.

The uncovering conveying device 3 further comprises an uncovering device 6 arranged between the two chain wheels A301 and located above the conveying chain A, and a steel drum rotating device A9 arranged on one side, facing the feeding conveying device 1, of the uncovering device 6.

The cover removing device 6 comprises a portal frame 601 fixed on the cover removing and conveying device 3, the conveying chain A penetrates through the portal frame 601, magnetic blocks 606 are respectively arranged on two sides of the top in the portal frame 601, the magnetic blocks 606 horizontally reciprocate along the conveying direction perpendicular to the chain A, the magnetic blocks 606 vertically reciprocate, cover falling pipes 607 are further fixedly arranged on two sides of the portal frame 601, a sensor B609 is further downwards arranged at the rear end of the top of the portal frame 601, a sensor C610 matched with a steel barrel rotating device A9 is further arranged on one side of the front end of the top of the portal frame 601, and the distance between the sensor C610 and the axis of a steel barrel at the position of the steel barrel rotating device A9 is larger than the maximum distance between the edge of a small barrel opening at the top of the steel barrel and the axis of the steel barrel and is smaller than the maximum distance between the edge of a large barrel opening at the top of the steel barrel and the axis of; the movable range of the magnetic block 606 under the action of the corresponding piston E603 passes through the cover dropping pipe 607 at the corresponding side, the feed inlet of the cover dropping pipe 607 is upward, the height of the edge of the feed inlet at the side of the cover dropping pipe 607 facing the conveyor chain A is lower than the height of the edge of the feed inlet at the side opposite to the conveyor chain A, and when the magnetic block 606 moves inwards to the maximum stroke, the magnetic block 606 is respectively positioned above the corresponding barrel mouth of the steel barrel; when the magnetic block 606 moves outwards to the maximum stroke, the magnetic block 606 is positioned at the outer side of the corresponding cover dropping pipe 607; when the magnetic block 606 moves downwards to the maximum stroke, the magnetic force of the magnetic block 606 attracts the cover cap at the position of the opening of the steel barrel corresponding to the barrel opening; when the magnetic block 606 moves upward to the maximum stroke, the height of the bottom of the cover cap adsorbed by the bottom of the magnetic block 606 is between the heights of the edges of the two sides of the feed port of the cover dropping pipe 607.

The magnetic blocks 606 on each side are respectively fixed to the end portion of the piston rod D of the piston D602 on the corresponding side, the piston rod D extends out of the piston D602 downwards, the piston D602 is fixed to the end portion of the piston rod E603 on the corresponding side, the piston D602 drives the magnetic blocks 606 to reciprocate up and down, the piston E603 drives the magnetic blocks 606 to horizontally reciprocate perpendicular to the conveying direction of the conveying chain a, the pistons E603 are respectively fixed to the top of the portal frame 601, and the movable range of the magnetic blocks 606 under the action of the corresponding pistons E603 passes through the cover dropping pipe 607 on the corresponding side.

The top in the portal frame 601 is provided with a sliding frame 604 which is connected in a sliding mode along the lateral direction of the top of the portal frame 601, the sliding frame 604 is fixed at the end portion of a piston rod E of a piston E603, and a piston D602 is fixed on the sliding frame 604.

The sliding frame 604 reciprocates along a horizontal sliding rail a605 arranged at the top of the portal frame 601.

The lower discharging section 608 of the cover dropping pipe 607 is inclined in a direction from top to bottom away from the gantry 601, and the bottom of the discharging section 608 is a discharging opening.

The steel drum rotating device A9 comprises a rotating base A904 fixed on the cover removing conveying device 3, the rotating base A904 is located below the upper half part of the conveying chain A, clamping bases A are respectively arranged on the rotating base A904 and correspondingly located on the outer side of the conveying chain A, clamping rollers A901 which are horizontally and rotatably connected around a vertical shaft are respectively arranged at the front end and the rear end of the edge of one side, facing the conveying chain A, of the top of each clamping base A, the positions of the clamping rollers A901 on the two sides correspond to each other, the clamping rollers A901 of the clamping bases A on one side provide driving force through a driving motor D902 fixed on the clamping bases A, a sensor A905 is arranged between the conveying chains A at the top of the rotating base A904, and the top of the sensor A905 is lower than the top of the conveying chain A.

The clamping bases A respectively perform horizontal reciprocating movement which is perpendicular to the conveying direction of the conveying chain A relative to the rotating base A904 through pistons F, and the pistons F are fixed on the rotating base A904; when the clamping seat A moves back to the maximum stroke, the distance between the clamping rollers A901 corresponding to the two sides is larger than the diameter of the steel drum; when the clamping bases A move to the maximum stroke position oppositely, the distance between the clamping rollers A901 corresponding to the two sides is smaller than the diameter of the steel drum.

A horizontal sliding rail B903 is fixed on the rotating base A904 along the moving direction of the clamping seat A, and the clamping seat A and the rotating base A904 reciprocate along the horizontal sliding rail B903.

The uncapping conveying device 3 is connected with the upper cover conveying device 4 through a barrel conveying frame B10, the barrel conveying frame B10 comprises a parallel frame B1001 fixed between the uncapping conveying device 3 and the upper cover conveying device 4, the tops of the parallel frames B1001 are respectively fixed with a track B1002 arranged along the parallel frame B1001, a sliding seat C1004 reciprocating along the track B1002 is arranged on the track B1002, the sliding seat C1004 is fixedly connected with a piston rod G of a piston G1003 fixed on the parallel frame B1001, the top of the sliding seat C1004 is movably connected with a support plate B up and down through a piston H1005, and the piston H1005 is fixed on the sliding seat C1004, and a piston rod H of the piston H1005 is fixed with the support plate B.

When the piston rod G retracts to the piston G1003 to the maximum stroke position, the supporting plate B is positioned at the position below the steel drum at the tail end of the uncovering conveying device 3; when the piston rod G extends out of the piston G1003 to the maximum stroke, the supporting plate B is positioned at the position of a steel drum rotating device B13 of the upper cover conveying device 4; when the piston rod H extends out of the piston H1005 to the maximum stroke, the top surface of the support plate B is higher than the height of the contact part of the steel drum and the uncovering conveying device 3 and the height of the contact part of the steel drum and the upper cover conveying device 4; when the piston rod H retracts to the maximum stroke position of the piston H1005, the top surface of the support plate B is lower than the height of the contact part of the steel drum and the uncovering conveying device 3 and the height of the contact part of the steel drum and the upper cover conveying device 4.

The parallel frame B1001 is located between the side frames B202, and the support plate B is located between the two parallel conveyor chains a 202.

The utility model has the further improvement that the upper cover conveying device 4 is movably connected with a steel barrel stepping conveying device 14, the steel barrel stepping conveying device 14 simultaneously conveys the steel barrel positioned on a steel barrel rotating device B13, the steel barrel positioned on an air interchanger 17, the steel barrel positioned on an upper cover device 19 and the steel barrel positioned on a rain-proof cover upper cover device 21 to the position of the air interchanger 17, the position of the upper cover device 19, the position of the rain-proof cover upper cover device 21 and the position of a conveying chain B1405 correspondingly, two conveying chains B1405 are arranged in parallel, the symmetrical axes of the upper cover conveying device 4 are in axial symmetry and are positioned between the upper cover conveying device 4 and a discharging conveying device 5, the conveying chain B1405 is wound on a driving wheel C1406, the driving wheel C1406 is rotationally connected on the upper cover conveying device 4, the upper cover conveying device 4 is also provided with a driving motor F1407, the driving motor F1407 is in transmission connection with a transmission wheel C1406.

The steel drum stepping conveying device 14 comprises a pair of parallel rotating rods 1404 arranged along the conveying direction of the steel drum of the upper cover conveying device 4, the parallel rotating rods 1404 are in sliding connection with two rails C401 arranged at the top of the upper cover conveying device 4 along the conveying direction of the steel drum through a sliding frame 1403, the parallel rotating rods 1404 are in rotating connection with the sliding frame 1403 around the axis of the parallel rotating rods 1404 through a driving motor E1505 fixed to the upper cover conveying device 4, multiple groups of limit convex rods 1401 are sequentially and uniformly distributed at the top of the parallel rotating rods 1404 along the length direction of the parallel rotating rods 1404, each group of limit convex rods are matched with the bottom of the steel drum, a conveying chain B1405 is located between the rails C401, a driving motor G1505 is further fixedly arranged on the upper cover conveying device 4, and the driving motor G1505 drives the steel drum stepping conveying device 14 to move along a horizontal sliding rail C401.

The limit convex rod 1401 is fixedly connected with the parallel rotating rod 1404 through a strip-shaped connecting piece 1402, and the length direction of the strip-shaped connecting piece 1402 is parallel to the parallel rotating rod 1404.

Each group of limit convex rods 1401 comprises four limit convex rods 1401, and two limit convex rods 1401 are symmetrically arranged on each side of the parallel rotating rod 1404; when the first group of limit convex rods 1401 along the conveying direction of the steel drum is correspondingly positioned on the steel drum rotating device B13, the air ventilation device 17, the upper cover device 19 and the rain-proof cover upper cover device 21 are also respectively provided with a corresponding group of limit convex rods 1401; when the first set of limit convex rods 1401 along the conveying direction of the steel drum is correspondingly positioned on the air interchanger 17, the upper cover device 19, the rain-proof cover upper cover device 21 and the discharging conveying device 5 are respectively provided with a corresponding set of limit convex rods 1401.

The parallel rotating rods 1404 are composed of a plurality of rotating rod units connected end to end, the limiting convex rods 1401 are respectively and fixedly connected with the rotating rod units, two adjacent rotating rod units are connected through a transmission connecting seat 15, the rotating rod units are respectively and rotatably connected with a supporting vertical frame 1502 arranged at the top of the connecting seat base 1501, and the transmission connecting seat 15 is in sliding connection with the upper cover conveying device 4 through a track C401.

The limiting convex rod 1401 is fixedly connected with the rotating rod unit through a strip-shaped connecting piece 1402, and the length direction of the strip-shaped connecting piece 1402 is parallel to the rotating rod unit.

The transmission connecting seat 15 comprises a connecting seat bottom plate 1501 connected with a track C401, a piston I1509 is fixed on the connecting seat bottom plate 1501, the end part of a piston rod I of the piston I1509 is respectively and synchronously connected with a rotating rod unit connected with the transmission connecting seat 15 through a connecting rod transmission mechanism 1503 movably connected on the connecting seat bottom plate 1501 in a transmission way, and when the piston rod I extends out of the piston I1509 to the maximum stroke position, the rotating rod unit drives a limiting convex rod 1401 to rotate outwards until the limiting convex rod 1401 and the rotating rod unit are positioned in the same horizontal plane or the convex rod 1401 is positioned at the lower side of the rotating rod unit; when the piston rod I retracts to the maximum stroke position of the piston I1509, the rotating rod unit drives the limit convex rod 1401 to rotate upwards to be vertical.

A connecting seat top plate 1508 is fixed above the connecting seat bottom plate 1501 through a supporting vertical frame 1502, the connecting seat top plate 1508 is fixed with the top of the supporting vertical frame 1502, the piston I1509 and the connecting rod transmission mechanism 1503 are respectively located between the connecting seat top plate 1508 and the connecting seat bottom plate 1501, and the top surface of the connecting seat top plate 1508 is flush with the top of the rotating rod unit.

A transmission box 1504 is fixed at the bottom of one of the transmission connecting seats 15, a nut pair a is rotatably connected in the transmission box 1504, the nut pair a is in transmission connection with a transmission screw a1506 coaxially fixed on an output shaft of a driving motor G1505, and two ends of the transmission screw a1506 are rotatably connected with the upper cover conveying device 4 through bearing seats.

A horizontal link 1507 is fixedly connected between the connecting base 1501 near the end of the horizontal rotating rod 1404 and the sliding frame 1403 at the corresponding end.

The positions of the two sides of the top of the upper cover conveying device 4, corresponding to the air exchange device 17 and the rain-proof cover upper cover device 21, are respectively and symmetrically and fixedly connected with railings 402 along the conveying direction of the steel drum of the upper cover conveying device 4.

The bottom of the supporting leg of the upper cover conveying device 4 is also provided with an adjusting foot support 403.

The steel drum rotating device B13 comprises rotating bases B1303 symmetrically fixed on the upper cover conveying device 4 and located on two sides of the horizontal sliding rail C401, clamping bases B are respectively arranged on the rotating bases B1303 and correspondingly located on the outer side of the steel drum stepping conveying device 14, clamping rollers B1301 horizontally and rotatably connected around a vertical shaft are respectively arranged at the front end and the rear end of the top of each side of the clamping base B facing to the edge of one side of the steel drum stepping conveying device 14, the positions of the clamping rollers B1301 on the two sides correspond to each other, and the clamping rollers B1301 of the clamping bases B on one side provide driving force through a driving motor H1302 fixed on the clamping bases B.

The clamping seat B respectively makes horizontal reciprocating motion perpendicular to the conveying direction of the steel drum relative to a rotating base B1303 through a piston J1304, and the piston J1304 is fixed on the rotating base B1303; when the clamping seat B moves back to the maximum stroke, the distance between the corresponding clamping rollers B1301 at the two sides is larger than the diameter of the steel drum; when the clamping seats B move oppositely to the maximum stroke, the distance between the corresponding clamping wheels B1301 at the two sides is smaller than the diameter of the steel drum.

A horizontal sliding rail D1305 is fixed on the rotating base B1303 along the moving direction of the clamping seat B, and the clamping seat B reciprocates with the rotating base B1303 along the horizontal sliding rail D1305.

The air ventilation device 17, the upper cover device 19 and the rain-proof cover upper cover device 21 are all arranged at the top of the top frame 11, supporting legs of the top frame 11 are symmetrically arranged at two sides of the upper cover conveying device 4, the top of the top frame 11 is also provided with a sensor D12 and a steel barrel opening positioning device A16 which are matched with the steel barrel rotating device B13, the air ventilation device 17 is sequentially provided with two devices along the conveying direction of the steel barrels on the upper cover conveying device 4, and the upper cover device 19 is sequentially provided with two devices along the conveying direction of the steel barrels on the upper cover conveying device; a placing table 22 is further arranged on one side of the top frame 11, and a small bucket opening cover feeding device 25 and a large bucket opening cover feeding device 26 which are correspondingly connected with the upper cover device 19 and a rain-proof cover feeding device 27 which is correspondingly connected with the rain-proof cover upper cover device 21 are fixed on the placing table 22.

The sensor D12 is matched with the steel drum rotating device B13, and the sensor D12 is positioned at the side of the steel drum rotating device B13 facing the de-cover conveying device 3;

the steel barrel opening positioning device A16 is matched with the previous air ventilation device 17, and the steel barrel opening positioning device A16 corresponds to the steel barrel positioned at the position of the previous air ventilation device 17; and the former air interchanger 17 corresponds to the small bucket opening of the steel bucket at the position;

the latter air ventilator 17 is matched with the former upper cover device 19, and the latter air ventilator 17 corresponds to the steel drum positioned at the former upper cover device 19; the latter air interchanger 17 corresponds to the large mouth of the steel barrel at the position, and the former upper cover device 19 corresponds to the small mouth of the steel barrel at the position;

the inert gas injection device 20 corresponds to the large barrel mouth of the steel barrel at the position;

the latter upper cover device 19 is matched with the rain-proof cover upper cover device 21, the latter upper cover device 19 corresponds to the large barrel opening of the steel barrel at the position, and at the moment, the rain-proof cover upper cover device 21 corresponds to the small barrel opening of the steel barrel at the position.

The sensor D12 is fixed at the end part of a piston rod K of the piston K1202 through a mounting connecting plate A1201, the piston rod K extends downwards out of the piston K1202, the piston K1202 is fixed on the top frame 11, and the distance between the sensor D12 and the axis of the steel drum at the position of the steel drum rotating device B13 is greater than the maximum distance between the edge of the small opening at the top of the steel drum and the axis of the steel drum and is less than the maximum distance between the edge of the large opening at the top of the steel drum and the axis of the steel drum;

when the piston rod K extends out of the piston K1202 to the maximum stroke, the sensor D12 works; when the piston rod K retracts to the piston K1202 to the maximum stroke, the sensor D12 stops working.

The piston K1202 is fixed to a mounting plate 1204 fixed to the upper frame 11 by an adjustment cross plate 1203.

The steel barrel opening positioning device A16 comprises two groups of clamps 1601 which are movably connected between the top frame 11 and the upper cover conveying device 4 from top to bottom and are respectively matched with the outer side wall of a large barrel opening and the outer side wall of a small barrel opening on the top of the steel barrel, the clamps 1601 are respectively fixedly connected with the end parts of piston rods L of pistons L1602, the pistons L1602 are fixed on the top frame 11, and the piston rods L extend out of the pistons L1602 downwards;

when the piston rod L extends out of the piston L1602 to the maximum stroke, the height of the clamp 1601 is matched with the height of the steel barrel opening, and when the piston rod L retracts to the maximum stroke from the piston L1602, the height of the clamp 1601 is higher than the top of the steel barrel opening.

The air interchanger 17 comprises a compressed air pipe fixed at the end of a piston rod M, the piston rod M extends downwards out of a piston M1701, and the piston M1701 is fixed on the top frame 11 through a mounting bracket A;

when the piston rod M extends out of the piston M1701 downwards to the maximum stroke position, the bottom opening of the compressed air pipe extends into the steel barrel from the barrel opening of the steel barrel, and the compressed air inlet device communicated with the compressed air pipe is used for air inlet; when the piston rod M retreats upwards to the piston M1701 to the maximum stroke, the compressed air intake device communicated with the compressed air pipe stops air intake, and the bottom end of the compressed air pipe is higher than the bung hole of the steel drum.

The inert gas injection apparatus 20 includes an inert gas pipe 2001 fixed to an end of a piston rod N, the piston rod N downwardly extending a piston N2002, the piston N2002 being fixed to the top frame 11 by a mounting frame B2004;

when the piston rod N extends downwards out of the piston N2002 to the maximum stroke position, the bottom opening of the inert gas pipe 2001 extends into the steel barrel from the large barrel opening of the steel barrel, and the inert gas inlet device communicated with the inert gas pipe 2001 is used for gas inlet; when the piston rod N retracts upwards to the maximum stroke position of the piston N2002, the inert gas inlet device communicated with the inert gas pipe 2001 stops gas inlet, and the bottom end of the inert gas pipe 2001 is higher than the barrel opening of the steel barrel.

The inert gas pipe 2001 is fixed with the end part of the piston rod N through a mounting connecting plate B2003, the mounting connecting plate B2003 is positioned below a mounting rack B2004, a guide rod A2005 is further fixedly arranged at the top of the mounting connecting plate B2003, and the guide rod A2005 upwards penetrates through a guide pipe A arranged on the mounting rack B2004.

The feeding device 18 is connected between the small bucket cover feeding device 25 or the large bucket cover feeding device 26 and the upper cover device 19, and between the rain cover feeding device 27 and the rain cover upper cover device 21.

The feeding device 18 comprises a conveyor belt 1801 which is in driving connection through a driving motor J1802, the conveyor belt 1801 is movably connected with a feeding rack of the feeding device 18, one end of the feeding rack is fixed with the top frame 11, and the other end of the feeding rack is communicated and fixed with a discharge hole of the small bucket opening cover feeding device 25, the large bucket opening cover feeding device 26 or the rain-proof cover feeding device 27; a limiting baffle 1803 is fixed at the tail end of the feeding frame at the feeding belt 1801, a pushing block 1805 perpendicular to the conveying direction of the conveying belt 1801 is arranged on one side of the limiting baffle 1803 facing the feeding end of the feeding frame, the pushing block 1805 is fixedly connected to the end of a piston rod R of a piston R1806, the piston R1806 is fixed at one side of the feeding frame, a feeding groove 1804 matched and communicated with the conveying belt 1801 is arranged at the position of the other end of the feeding frame corresponding to the pushing block 1805 relative to the piston R1806, and the conveying belt 1801 is communicated with the barrel cover placing groove through a feeding groove 1804;

the feeding end of the feeding frame is fixed on a small bucket opening cover feeding device 25, a large bucket opening cover feeding device 26 or a rain cover feeding device 27 through a support plate C1810, and the discharging end of the feeding frame is fixed with the top frame 11 through a mounting connection plate D;

the barrel cover placing groove comprises two oppositely arranged slotted lobes 1812, the slotted lobes 1812 are fixedly connected to the end part of a piston rod Q of a piston Q1813, and the piston Q1813 is fixed to the bottom frame of the lifting frame B1910; when the piston rod Q extends out of the piston Q1813 to the maximum stroke, the petals 1812 move towards each other to contact with each other, and at the same time, the petals 1812 form a barrel cover placing groove.

The feeding frame is further provided with a material poking rod 1807 at a position between the conveying belt 1801 and the material pushing block 1805, the material poking rod 1807 is connected to the feeding frame through a piston S1808 in a swinging mode, the piston S1808 is connected with the feeding frame in a swinging mode, and the end portion of a piston rod S of the piston S1808 is connected with the material poking rod 1807;

when the piston rod S retracts to the maximum stroke position of the piston S1807, the material stirring rod 1807 forwards stirs a barrel cover or a rain cover located at the position of the material stirring rod 1807 on the conveyor belt 1801 along the conveying direction of the conveyor belt 1801; when the piston rod S extends out of the piston S1807 to the maximum stroke, the material pulling rod 1807 pulls back a barrel cover or a rain cover on the conveyor belt 1801, which is located on the side of the material pulling rod 1807 opposite to the material pushing block 1805, in the direction opposite to the conveying direction of the conveyor belt 1801.

And limiting guide grooves 1809 corresponding to the edges of the bucket cover or the rain cover are symmetrically arranged on two sides of the feeding frame, which are positioned at the top of the conveying belt 1801.

The support plate C1810 comprises two L-shaped support plate units, a strip-shaped through hole is correspondingly formed between the two L-shaped support plate units, and the strip-shaped through hole is fixed through a fixing bolt.

The upper cover device 19 comprises a cover taking device 1901 movably connected to the upper frame 11 and used for grabbing a barrel cover, and the top of the cover taking device 1901 is in transmission connection with a rotating shaft of a driving motor I1902 through a transmission device D;

the driving motor I1902 is fixed to a lifting frame A1904, and the lifting frame A1904 is fixed to the end of a piston rod O of a piston O1903;

the piston O1903 is fixed to a lifting frame B1910, and the lifting frame B1910 is fixed to the end part of a piston rod P of a piston P1911; the lifting frame A1904 is movably connected in the lifting frame B1910 up and down;

the piston P1911 is fixed in a door-shaped frame 1917, the door-shaped frame 1917 is fixed on the top of the top frame 11 through a mounting substrate A1916, and the lifting frame B1910 is movably connected in the door-shaped frame 1917 up and down;

the piston rod O extends downwards to form a piston O1903, the piston O1903 is fixed in the lifting frame B1910, and the lifting frame A1904 moves up and down along the lifting frame B1910 under the action of the piston O1903 in the lifting frame B1910;

the piston rod P extends out of the piston P1911 downwards, the piston P1911 is fixed to a door-shaped frame 1917, and the lifting frame B1910 moves up and down along the door-shaped frame under the action of the piston P1911 in the door-shaped frame 1917;

when the piston rod O retracts upwards to the maximum stroke position from the piston O1903 and the piston rod P retracts upwards to the maximum stroke position from the piston P1911, the cover taking device 1901 is positioned above the barrel cover placing groove; when the piston rod O extends out of the piston O downwards to the maximum stroke and the piston rod P retreats upwards to the maximum stroke from the piston P1911, the cap taking device 1901 is located at the position of the barrel cover placing groove; when the piston rod O retracts upwards to the maximum stroke position from the piston O1903 and the piston rod P extends downwards to the maximum stroke position from the piston P1911, the cover taking device 1901 is positioned above the opening of the steel barrel at the corresponding position on the upper cover conveying device; when the piston rod O extends downwards from the piston O1903 to the maximum stroke position and the piston rod P extends downwards from the piston P1911 to the maximum stroke position, the height of the cap removing device 1901 is lower than the height of the opening of the steel barrel at the corresponding position on the upper cap conveying device.

An opening is formed in the middle of the bottom frame of the lifting frame B1910, and the trough flaps 1812 are respectively located on the bottom frames on two sides of the opening;

when the piston rod Q retracts the piston Q1813 to the maximum stroke, the spacing between the lobes 1812 is greater than the diameter of the cap remover 1901.

A positioning groove 1814 matched with the barrel cover is arranged under the barrel cover placing groove corresponding to the cap taking device 1901, positioning grooves are symmetrically arranged on the opposite surfaces of the petals 1812, and when the piston rod Q extends out of the piston Q1813 to the maximum stroke position, the positioning grooves are correspondingly spliced to form the positioning groove 1814.

A guide rod B1912 is fixed in the lifting frame B1910 and positioned at the top edge of the lifting frame B1910, a matched guide tube B is arranged on the top edge of the lifting frame A1904 corresponding to the guide rod B1912, and the guide rod B1912 penetrates through the guide tube B and extends into the lifting frame A1904.

Two side walls in the door-shaped frame 1917 are symmetrically provided with tracks D1914 extending in the up-down direction, and the lifting frame B1910 is respectively and fixedly provided with matched sliders a1915 corresponding to the tracks D1914.

The mounting connecting plate D is fixed on the top frame 11 through a mounting substrate A1916, the upper cover device 19 further comprises a steel barrel bung positioning device B, the steel barrel bung positioning device B is movably connected to the bottom of the mounting connecting plate E1905 and located under the cover taking device 1901, the mounting connecting plate E1905 is movably connected to the lower side of the mounting connecting plate D up and down through a piston T1906, the piston T1906 is fixed on the mounting connecting plate D, the end of a piston rod T of the piston T1906 extends out of the piston T1906 downwards and then is fixed with the mounting connecting plate E1905, the steel barrel bung positioning device B comprises two oppositely arranged clamping flaps A1907, the clamping flaps A1907 are respectively and fixedly connected to the end of a piston rod U1908, the piston U1908 is fixed on the mounting connecting plate E1905, the steel barrel bung positioning device B is correspondingly located under the cover taking device 1901, bung positioning grooves 1909 are symmetrically arranged on the opposite surfaces of the clamping flaps A1907, when the piston rod U extends out of the piston U1908 to the maximum stroke position, the bung positioning grooves are correspondingly spliced to form a bung positioning slot 1909; when the clip petals A1907 are at the point where the piston rod exits the piston U1908 to the maximum stroke, the distance between the clip petals A1907 is greater than the bung diameter of the steel drum.

The utility model discloses a further improvement is, the top of installation connecting plate E1905 is fixed with guide bar C1913, mounting substrate A1916 is equipped with the stand pipe C that matches corresponding to guide bar C1913, guide bar C1913 upwards passes mounting substrate A1916 through stand pipe C.

The rain-proof cover-taking device 21 comprises a rain-proof cover-taking device 2101 movably connected below a rain-proof cover-taking top frame 2115 and a steel barrel opening positioning device C, the rain-proof cover-taking device 2101 is fixed at the end of a piston rod V of a piston V2103, the piston rod V extends downwards out of a piston V2103, the piston V2103 is fixed at the end of a piston rod W of a piston W2106, the piston rod W extends downwards out of a piston W2106, the piston W2106 is fixed at the bottom of a movable frame 2105, the movable frame 2105 is fixed with a nut pair B2112, the movable frame 2105 is in transmission connection with a transmission screw B2110 which is rotatably connected with the rain-proof cover-taking top frame 2115 through the nut pair B2112, the transmission screw B2110 provides driving force through a driving motor K2111 which is fixed at the rain-proof cover-taking top frame 2115, the rain-proof cover-taking device 2101 makes reciprocating movement between the discharge end of a conveying device 18 of the rain-proof cover-taking device 27 and, the rain-proof cover top frame 2115 is fixedly connected with the top frame 11; the steel drum bung hole positioner C includes two clamp lamella B2102 that set up relatively, clamp lamella B2102 is fixed connection in the piston rod X tip of piston X2104 respectively, piston X2104 is fixed in installation connecting plate F respectively, installation connecting plate F is fixed in piston rod Y tip of piston Y2108, piston rod Y stretches out piston Y2108 downwards, piston Y2108 is fixed with roof-rack 11 through installation base plate B2107.

The piston W2106 is fixed to the moving frame 2105 via a mounting board C2109.

The bottom of the rain-proof cover top cover frame 2115 is fixedly connected with a track E2114 along the horizontal moving direction of the moving frame 2105, and the moving frame 2105 is provided with a matched sliding block B2113 corresponding to the track E2114.

A limit stop 1815 is fixed on the feed chute 1804 after penetrating through the bottom of the trough flap 1812, a rain-proof cover positioning tray matched with a rain-proof cover is arranged at the position, corresponding to the trough flap 1812, of the bottom of the feed chute 1804, the rain-proof cover positioning tray is fixedly connected to the end of a piston rod Z of a piston Z1816, the piston rod Z extends upwards to extend out of the piston Z1816, and the piston Z1816 is fixed at the bottom of the feed chute 1804;

when the piston rod Z retracts to the maximum stroke position of the piston Z1816, the rain cover positioning tray is matched with the feed chute 1804; when the piston rod Z extends out of the piston Z1816 to the maximum stroke position, the height of the rain cover positioning tray is lifted upwards to match the height of the rain cover taking device 2101 when the piston rod W retracts back to the maximum stroke position of the piston W2106 and the piston rod V extends out of the maximum stroke position of the piston V2103.

The lower part of the feeding device 18 corresponding to the rain-proof cover upper cover device 21 is also fixedly connected with a reinforcing connecting plate 1811, one end of the reinforcing connecting plate 1811 is fixed with the support plate C1810, and the other end is fixed with the feeding rack.

A step 23 is arranged at one side edge of the placing table 22, and a rail 24 is fixed at the top of the placing table 22 and at the edge position of the placing table 22.

The blanking conveying device 5 comprises side frames C502 arranged in parallel at two sides, a plurality of conveying rotary rollers C501 are uniformly distributed between the side frames C502 and along the side frames C502, and the conveying rotary rollers C501 and a driving motor L503 fixed on the blanking conveying device 5 are synchronously and rotationally connected to the side frames C502 at the same speed through a transmission device E.

When the automatic capping machine is used, feeding is carried out through the feeding conveying device 1, and the feeding can be divided into two automatic capping production lines according to actual production conditions; then the transition conveying device 2 controls the conveying of the steel drum according to the production speed of the subsequent automatic capping production line; the steel barrel can be rotated to the direction of the connecting line of the openings of the steel barrel to be vertical to the conveying direction of the steel barrel under the action of the cover conveying device 3, then when the steel barrel after steering passes through the cover conveying device 6, the cover at the position of the opening of the steel barrel can be removed, and the cover is moved to two sides to enable the cover to be collected along the blanking pipe 607; the steel barrel is rotated on the upper cover conveying device 4 through the steel barrel rotating device B until the connecting line direction of the openings of the steel barrel is approximately consistent with the conveying direction of the steel barrel, and the small openings face one side of the discharging conveying device; then when the steel drum is conveyed forwards to the steel drum bung hole positioning device A16, the steel drum bung hole positioning device A16 carries out accurate positioning on the bung hole of the steel drum, the connection line direction of the bung hole of the steel drum is consistent with the conveying direction of the steel drum, meanwhile, the previous air ventilation device 17 extends into the steel drum from the small bung hole and injects compressed air, the gas in the steel drum is discharged from the large bung hole and is replaced by clean compressed air, and then the air ventilation device 17 returns upwards; the steel barrel continues to move forwards to the next air interchanger 17, the next air interchanger 17 extends into the steel barrel from the opening of the large barrel and injects compressed air, and the gas in the steel barrel is discharged from the opening of the small barrel and is further replaced by clean compressed air; then the former upper cover device carries out the bucket mouth installation of the small bucket mouth of the steel bucket; at the moment, compressed air circularly flows in the steel drum along the air blowing direction to be discharged from the big drum opening of the steel drum after being blown into the compressed air through a compressed air pipe extending from the big drum opening in the direction of the inside of the steel drum; the clean compressed air is replaced for the second time, the clean compressed air is replaced for the first time, and the airflow direction of the clean compressed air in the steel drum is opposite, so that each part in the steel drum is blown through multiple angles, the air replacement effect in the steel drum is better, and impurity waste gas in the steel drum is blown out as much as possible; after the barrel cover of the small barrel opening of the steel barrel is installed, the steel barrel is conveyed continuously, when the steel barrel is positioned in the inert gas injection device 20, the inert gas injection device 20 extends into the steel barrel from the large barrel opening of the steel barrel and then injects inert gas into the steel barrel, and after a certain amount of inert gas is injected, the inert gas injection device 20 leaves the steel barrel upwards; the steel barrel is conveyed continuously, when the steel barrel is conveyed to the next upper cover device, the large barrel opening of the steel barrel corresponds to the next upper cover device, and meanwhile, the rain-proof upper cover device corresponds to the small barrel opening of the steel barrel, so that barrel cover installation of the large barrel opening and rain-proof cover installation of the small barrel opening are carried out simultaneously; after the installation of the barrel cover of the large barrel opening and the installation of the rain cover of the small barrel opening are completed, the steel barrel is conveyed to the discharging conveying device 5 to be discharged.

Claims (5)

1. The automatic upper cover production line after the steel drum application removes cover device, its characterized in that: comprises a portal frame (601) fixed on a cover removing and conveying device (3), wherein magnetic blocks (606) are respectively arranged at two sides of the top in the portal frame (601), the magnetic blocks (606) horizontally reciprocate along the conveying direction vertical to a chain A, and the magnetic block (606) reciprocates up and down along the vertical direction, two sides of the portal frame (601) are also fixedly provided with cover dropping pipes (607), a sensor B (609) is also arranged at the rear end of the top of the portal frame (601) downwards, a sensor C (610) matched with the steel drum rotating device A (9) is also arranged on one side of the front end of the top of the portal frame (601), the distance between the sensor C (610) and the axis of the steel drum at the position of the steel drum rotating device A (9) is greater than the maximum distance between the edge of a small opening at the top of the steel drum and the axis of the steel drum and is less than the maximum distance between the edge of a large opening at the top of the steel drum and the axis of the steel drum; the movable range of the magnetic block (606) under the action of the corresponding piston E (603) passes through the cover dropping pipe (607) at the corresponding side, a feed inlet of the cover dropping pipe (607) is upward, the height of the edge of the feed inlet at one side of the cover dropping pipe (607) facing the conveying chain A is lower than the height of the edge of the feed inlet at one side of the cover dropping pipe (607) opposite to the conveying chain A, and when the magnetic block (606) moves inwards to the maximum stroke, the magnetic block (606) is respectively positioned above the corresponding barrel mouth of the steel barrel; when the magnetic block (606) moves outwards to the maximum stroke position, the magnetic block (606) is positioned on the outer side of the corresponding cover dropping pipe (607); when the magnetic block (606) moves downwards to the maximum stroke position, the cover cap at the position, corresponding to the bucket opening, of the steel bucket is attracted by the magnetic force of the magnetic block (606); when the magnetic block (606) moves upwards to the maximum stroke position, the height of the bottom of the cover cap absorbed by the bottom of the magnetic block (606) is located between the heights of the edges of the two sides of the feed port of the cover dropping pipe (607).

2. The uncovering device of the coated automatic steel drum cover-mounting production line according to claim 1, characterized in that: the magnetic blocks (606) on each side are respectively fixed to the end portion of a piston rod D of a piston D (602) on the corresponding side, the piston rod D extends out of the piston D (602) downwards, the piston D (602) is fixed to the end portion of a piston rod E of a piston E (603) on the corresponding side, the piston D (602) drives the magnetic blocks (606) to reciprocate up and down, the piston E (603) drives the magnetic blocks (606) to horizontally reciprocate in the direction perpendicular to the conveying direction of the conveying chain A, and the pistons E (603) are respectively fixed to the top of the portal frame (601).

3. The uncovering device of the automatic steel drum covering production line after coating as claimed in claim 2, wherein: the top in portal frame (601) is equipped with along portal frame (601) top side sliding connection's carriage (604), carriage (604) are fixed in piston rod E tip of piston E (603) to piston D (602) are fixed in carriage (604).

4. The uncovering device of the automatic steel drum covering production line after coating as claimed in claim 3, wherein: the sliding frame (604) moves back and forth along a transverse horizontal sliding rail A (605) arranged at the top of the portal frame (601).

5. The uncovering device of the coated automatic steel drum cover-mounting production line according to claim 1, characterized in that: the lower discharging section (608) of the cover dropping pipe (607) is inclined along the direction from top to bottom and far away from the portal frame (601), and the bottom of the discharging section (608) is a discharging opening.

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