CN216832166U - Luggage case shell production line - Google Patents

Abstract

The utility model discloses a production line of a luggage case shell, which comprises a rack and is characterized in that: the automatic feeding device comprises a rack, a heating station, a plastic suction cooling integrated device, a secondary cooling station, a trimming separation stacking station, an auxiliary supporting station and a waste collecting frame, wherein the foremost end of the rack is an automatic feeding system, the rear side of the automatic feeding system is a heating station, the rear side of the heating station is the plastic suction cooling integrated device, the rear side of the plastic suction cooling integrated device is the secondary cooling station, the rear side of the secondary cooling station is the trimming separation stacking station, the auxiliary supporting station is arranged between the secondary cooling station and the trimming separation stacking station, and the rear side of the trimming separation stacking station is the waste collecting frame; the heating station, the plastic suction and cooling integrated device, the secondary cooling station, the trimming separation stacking station and the two sides of the waste collection frame are both luggage case raw material conveying assemblies. The production line solves the working procedures of feeding, heating, plastic sucking, cooling, edge cutting, separating, stacking and the like in the automatic process of the plastic sucking molding process of the luggage case shell.

Description

Luggage case shell production line

Technical Field

The utility model relates to the technical field of luggage case production, in particular to a luggage case shell production line.

Background

The plastic suction forming process of the existing trunk shell comprises the working procedures of material distribution, heating, plastic suction, cooling, edge cutting, separation, stacking and the like, each working procedure is completed through manual operation, the efficiency is low, the cost is high, and meanwhile the consistency of products is difficult to guarantee. Therefore, a method for automatically producing the plastic board by heating, plastic sucking, cooling, edge cutting, separating and stacking in a production line is needed, so that the labor force is reduced, and the labor intensity and the cost are reduced, but the problems solved by the key technology of the production line design comprise the automatic problems of automatic feeding, automatic heating, plastic sucking, cooling, edge cutting, separating, stacking and the like; the traditional production process in the plastic sucking and cooling processes is manually completed by operators, and the plastic sucking and cooling processes are two completely independent processes, so that firstly, the labor cost is increased, the efficiency is low, and secondly, the independent cooling process can cause white spots on the luggage case shell after plastic sucking and forming, thereby affecting the product quality; the traditional production process in the processes of cutting edges, separating and stacking is manually completed by operators, the cutting edges and the separating are manually completed, then stacking is manually completed, firstly, the labor cost is increased, secondly, the consistency of products cannot be guaranteed, the efficiency is low, and therefore, adverse effects are brought to the subsequent trunk assembly process; therefore, an assembly line which can be used for the automatic production of the luggage case shell is urgently needed, and meanwhile, the assembly line has the advantages of simple structure, reasonable design and the like, so that the problem which always puzzles the technical personnel in the field in the prior art is solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a production line of a luggage case shell, which aims at the problems of grabbing two or more pieces of luggage case raw materials, conveying and the like in the automatic material taking process, realizes grabbing of the luggage case raw materials by an L-shaped frame structure adopted by a sucker grabbing device, aims at the problems of high labor cost, low efficiency and white spots of the luggage case shell formed by plastic suction due to the fact that the traditional manual production process and plastic suction and cooling are two completely independent processes, realizes synchronous cooling operation during plastic suction by additionally arranging a water spray cooling system in a cavity formed by the inner side of a male die and a lower die plate, aims at the problems that the edge cutting, separating and stacking processes in the traditional production process are manually completed, the labor cost is increased, the product consistency cannot be ensured, the efficiency is low and the like, and aims at solving the problems that the edge cutting, the upper side fixed knife component and the lower side movable knife component are adopted for edge cutting, the two or more pieces of the luggage case shell are automatically taken out, and the conveying and the like, The full-automatic operation of edge cutting, separation and stacking is realized by the cooperation of the conveying assembly and the stacking assembly, and the full-automatic production of plastic suction molding of the luggage case shell is realized.

In order to realize the purpose, the utility model adopts the following technical scheme:

a luggage case shell production line comprises a rack, wherein an automatic feeding system is arranged at the foremost end of the rack, a heating station is arranged at the rear side of the automatic feeding system, a plastic suction and cooling integrated device is arranged at the rear side of the heating station, a secondary cooling station is arranged at the rear side of the plastic suction and cooling integrated device, a trimming separation stacking station is arranged at the rear side of the secondary cooling station, an auxiliary lifting station is arranged between the secondary cooling station and the trimming separation stacking station, and a waste collection frame is arranged at the rear side of the trimming separation stacking station; the automatic feeding system, the heating station, the plastic suction and cooling integrated device, the secondary cooling station, the trimming separation stacking station and the two sides of the waste collection frame are all suitcase raw material conveying assemblies.

Preferably, the automatic feeding system comprises a sucker grabbing device arranged on the upper side of the foremost end of the rack, and the sucker grabbing device is used for grabbing and lifting the luggage board; the left side and the right side of the rack are provided with a luggage case raw material conveying assembly for conveying luggage case plates; the luggage case is characterized in that a material table is arranged on the lower side of the rack and used for storing luggage case plates.

Preferably, the sucker grabbing device comprises a frame cross beam, the lower side of the frame cross beam is fixedly connected with a first cylinder base, a first cylinder telescopic rod is fixedly connected with the upper side of an L-shaped frame, two sides of the lower end of an L-shaped frame vertical arm are hinged to one end of an L-shaped frame cross arm, an inclined pull arm is arranged on the side face of the L-shaped frame vertical arm and is hinged to the upper end of the L-shaped frame vertical arm, the lower end of the inclined pull arm is connected with a groove in the side face of the L-shaped frame cross arm, and a plurality of suckers are arranged on the lower side of the L-shaped frame cross arm.

Preferably, the heating station comprises an upper heating box with an opening at the lower end, the top of the upper heating box is connected with the rack through a fourth cylinder, a lower heating box with an opening at the upper end is arranged on the lower side of the upper heating box, and the bottom of the lower heating box is connected with the rack through a fifth cylinder; and a plurality of electric heating pipes are arranged in the upper heating box and the lower heating box.

Preferably, the plastic suction and cooling integrated device comprises an upper female die assembly and a lower male die assembly, a female die in the upper female die assembly is matched with a male die in the lower male die assembly to form a die cavity, the female die is fixedly connected with an upper die base, and the upper die base is connected with the upper side of the rack through a sixth air cylinder; the lower die holder is connected with the lower side of the rack through a seventh cylinder; a male die fixing mechanism is arranged in a closed negative pressure cooling cavity formed by the lower die holder and the inner side of a male die, the male die fixing mechanism comprises an eighth cylinder, the eighth cylinder is horizontally arranged on the upper side of the lower die holder in the front-back direction, the eighth cylinder base is fixed on the upper side of the lower die holder through a first mounting block, a telescopic rod of the eighth cylinder is connected with a sliding block, and the sliding block can slide in parallel along the upper side surface of the lower die holder; and a plurality of vent holes are formed in the male die and used for communicating the negative pressure cooling cavity with the die cavity.

Preferably, a cooling spray nozzle is arranged on the left side of the negative pressure hole, and the lower part of the spray nozzle penetrates through the lower die base to be connected with a water cooling system; and an air inlet valve port and an air outlet valve port are arranged on the left side of the negative pressure hole, the upper sides of the air inlet valve port and the air outlet valve port are connected with the eighth cylinder through pipelines, and the lower sides of the air inlet valve port and the air outlet valve port penetrate through the lower die base to be connected with a pneumatic system.

Preferably, the auxiliary supporting station comprises a supporting plate, the middle position of the lower side of the supporting plate is hinged to the frame, the rear end of the supporting plate is hinged to a telescopic rod of a supporting cylinder, and the supporting cylinder is fixedly mounted on the frame.

Preferably, the trimming separation stacking system comprises a trimming upper fixed cutter assembly, the trimming upper fixed cutter assembly is fixed to the lower side of a stacking conveying assembly, the stacking conveying assembly is fixed to the inner side of a stacking sliding assembly which is symmetrically arranged left and right, the upper side of the stacking sliding assembly is fixed to a rack through a ninth cylinder, a stacking automatic lifting platform is arranged on the lower side of the front end of the stacking sliding assembly, and a luggage box shell collecting table is arranged on one side of the stacking automatic lifting platform; the lower side of the upper fixed cutter component is provided with an edge cutting lower moving cutter component, the edge cutting lower moving cutter component is fixed on the lower side of the rack, and the edge cutting process after the trunk shell is formed can be completed by matching the edge cutting lower moving cutter component with the upper fixed cutter component; the fixed cutter on the upper side of the cutting edge is composed of a fixed cutter, a fixed cutter connecting plate and a shell clamping mechanism, the fixed cutter is arranged on the lower side of a fixed frame in the stacking conveying assembly through the fixed cutter connecting plate, and a plurality of pairs of shell clamping mechanisms are symmetrically arranged on the upper side of the fixed cutter in the front-back direction; the stacking conveying assembly consists of a fixing frame, a sucking disc, a tenth cylinder and an eleventh cylinder, two pressing plates are symmetrically arranged on the left and right sides of the inner side of the fixing frame, the upper sides of the pressing plates are mounted on a telescopic rod of the tenth cylinder, a base of the tenth cylinder is mounted on the fixing frame, and the eleventh cylinder is arranged on the rear side of the fixing frame; the left side and the right side of the upper end of the fixed frame are connected with a sliding table in the stacking sliding assembly, the stacking sliding assembly is composed of the sliding table, a sliding rail, a sliding groove and a sliding groove frame, the sliding table is connected with one side of the sliding rail in a sliding mode, the other side of the sliding rail is fixed in the sliding groove, the sliding groove frame fixedly connects the upper sides of the two sliding grooves which are symmetrically arranged left and right, and the upper side of the sliding groove frame is connected with the rack through a ninth cylinder; the movable cutter component on the lower side of the cutting edge is composed of a movable cutter, an eccentric block, a driving shaft, a movable cutter holder, a gearbox and a motor, wherein the lower side of the movable cutter is placed on the movable cutter holder, the movable cutter holder is fixed on a rack, an eccentric hole is formed in the central axis of the movable cutter, the eccentric block is installed in the eccentric hole and fixedly connected with the upper end of the driving shaft, and the lower end of the driving shaft is connected with the motor through the gearbox.

Preferably, the shell clamping mechanism comprises a clamping cylinder, a clamping plate and a hinged support, a base of the clamping cylinder is fixed on the upper side of the fixed knife, a telescopic rod of the clamping cylinder is hinged to the middle position of the rear side face of the clamping plate, the lower position of the rear side face of the clamping plate is hinged to one end of the hinged support, and the other end of the hinged support is fixed on the upper side face of the fixed knife.

Preferably, the automatic stacking lifting platform comprises a lifting tray, a twelfth cylinder, a stacking sensor, a pneumatic push rod and a sliding optical axis, wherein a base of the twelfth cylinder is fixed on the frame, the upper end of the twelfth cylinder is fixedly connected with the lower side of the lifting tray, the upper side of the rear end of the lifting tray is provided with the sliding optical axis, two ends of the sliding optical axis are fixed on the lifting tray, the pneumatic push rod is arranged on the sliding optical axis and can slide left and right along the sliding optical axis, and the stacking sensor is installed on the lower side of the chute; suitcase raw materials conveying subassembly comprises actuating system, centre gripping groove, splint, transport cylinder, it is articulated continuous with the splint downside to carry the cylinder telescopic link, splint lie in centre gripping inslot side and with add the cooperation of holding groove upper plate downside, centre gripping groove downside links to each other with actuating system.

The beneficial effects of the utility model are: the automatic feeding system for the luggage case shell production line is assembled according to the technical characteristics and is positioned at the first station of the production line, an operator only needs to place a luggage board on the upper side of a material table and start a switch, the first cylinder drives the L-shaped frame to move downwards, two sides of the lower end of the L-shaped frame vertical arm are hinged and connected with one end of an L-shaped frame cross arm, the L-shaped frame cross arm firstly contacts the upper side of the luggage board, but the L-shaped frame cross arm is hinged and connected with the L-shaped frame vertical arm, the L-shaped frame cross arm can generate an upward overturning action at the moment, so that the root of the L-shaped frame cross arm is in compression joint with one end of the luggage board close to the L-shaped frame vertical arm, the L-shaped frame cross arm limits the overturning angle due to the arrangement of the inclined pull arm, when the L-shaped frame cross arm reaches the overturning angle, the root of the L-shaped frame cross arm increases the force for compression joint of the luggage board close to one end of the L-shaped frame vertical arm, and the other end of the luggage board has no compression joint force, the other end of the luggage board is slightly tilted and deformed, so that air enters between the luggage board at the uppermost side and the second luggage board; at the moment, the plurality of suckers arranged on the lower side of the cross arm of the L-shaped frame can adsorb the luggage case plate under the action of a pneumatic system, and then the adsorption action is completed. First cylinder drives L shape frame upward movement, after moving to the settlement height, the setting is whole forward motion to automatic feeding system from heating station both sides for suitcase raw materials conveying component in the frame left and right sides, and then grasps suitcase panel both sides limit, and at this moment, the suction of sucking disc disappears, hand over suitcase panel for suitcase raw materials conveying component, suitcase raw materials conveying component drives suitcase panel and moves to heating station direction, thereby drive suitcase raw materials panel motion, realize automatic completion material loading work.

After the raw material plate of the luggage case is conveyed to a heating station, the fourth cylinder pushes the upper heating box to move downwards, the fifth cylinder pushes the lower heating box to move upwards, a closed box body is formed after the upper heating box and the lower heating box are assembled to heat the raw material plate of the luggage case, energy waste in an open type heating mode is reduced, heating efficiency is improved, after heating time reaches a set value, the raw material conveying assembly of the luggage case finishes clamping two side edges of the raw material plate of the luggage case, the upper heating box moves upwards and the lower heating box moves downwards, the raw material conveying assembly of the luggage case consists of a driving system, a clamping groove, a clamping plate and a conveying cylinder, a telescopic rod of the conveying cylinder is hinged and connected with the lower side of the clamping plate, the clamping plate is positioned on the inner side of the clamping groove and matched with the lower side of an upper plate of the clamping groove, and the lower side of the clamping groove is connected with the driving system; carry the cylinder upwards to promote splint and the cooperation of centre gripping groove upper plate downside and accomplish the centre gripping to the rim charge, actuating system drives the centre gripping groove and drives suitcase raw materials conveying subassembly overall motion to plastic uptake station upside promptly, carries the cylinder shrink to make splint no longer centre gripping suitcase raw materials panel both sides limit, accomplishes heating work.

After the heated raw material plate of the luggage case moves to a plastic suction station, the plastic suction cooling integrated device selects a male die according to the shape of the luggage case to be produced, the lower die holder is provided with a plurality of male die positioning pins, positioning holes matched with the male die positioning pins are arranged below the male die, the male die is positioned by utilizing the matching of the male die positioning pins and the male die positioning holes, and the male die is provided with a plurality of air vents for communicating a negative pressure cooling cavity with a die cavity; starting an eighth cylinder, wherein the eighth cylinder pushes the sliding block to move towards the locking surface arranged on the inner side of the male die, and finally the sliding block props against the locking surface to finish the fixation of the male die; when the wire body is at the initial working position, the seventh cylinder contracts to drive the lower punch assembly to move downwards, the highest point of the punch is lower than the height of the raw material supporting rail of the trunk, and meanwhile, the sixth cylinder drives the upper die assembly to move upwards; by suitcase raw materials conveying subassembly centre gripping after the heating suitcase raw materials one side, suitcase raw materials opposite side slides at suitcase raw materials joist rail upside, carries the suitcase raw materials to the intermediate position of supreme die subassembly and lower punch assembly, and suitcase raw materials conveying subassembly loosens the centre gripping to the suitcase raw materials.

At the moment, the sixth air cylinder drives the upper female die assembly to move downwards, the seventh air cylinder drives the lower male die assembly to move upwards, when the male die and the female die are assembled to form a die cavity, a negative pressure hole formed in the center of the lower die holder starts to pump the negative pressure cooling cavity into negative pressure under the action of a negative pressure system, the negative pressure cooling cavity pumps the die cavity into negative pressure through a vent hole in the upper surface of the male die, finally, the luggage case raw material is adsorbed on the upper side of the male die to form a required luggage case shell shape, umbrella-shaped water vapor is upwards sprayed to the inner side of the male die by a cooling spray head under the action of a water cooling system, the luggage case raw material is cooled through the cooling and heat conduction action of the male die, and sprayed water is finally collected through the negative pressure hole; due to the fact that plastic suction and cooling are almost synchronously performed, white spots generated in the cooling process of the trunk raw material after forming are avoided, and therefore the product quality is improved.

When the raw material of the luggage case shell is subjected to plastic sucking molding, the raw material is further cooled at a secondary cooling station for preparing for a subsequent trimming process.

The auxiliary supporting station is arranged between the secondary cooling station and the trimming separation stacking station, the auxiliary supporting station has the effect that when a trunk shell plate is conveyed to the next station trimming process after plastic suction forming, the lower side of the trimming process cannot lift due to the fact that the cutter assembly cannot be lifted, and the auxiliary supporting station is needed for guaranteeing that the trunk shell plate can smoothly reach the trimming process.

The luggage case raw material after plastic sucking molding is conveyed to a trimming station by a luggage case raw material conveying assembly, the trimming upper side fixed cutter assembly is fixed at the lower side of the stacking conveying assembly, the stacking conveying assembly is fixed at the inner side of a stacking sliding assembly which is arranged in a bilateral symmetry manner, the upper side of the stacking sliding assembly is fixed on a rack through a ninth cylinder, a trimming lower side movable cutter assembly is arranged at the lower side of the upper side fixed cutter assembly, the trimming lower side movable cutter assembly is fixed at the lower side of the rack, and the trimming lower side movable cutter assembly is matched with the upper side fixed cutter assembly to finish the trimming process after the luggage case body is molded; the fixed cutter on the upper side of the cutting edge is composed of a fixed cutter, a fixed cutter connecting plate and a shell clamping mechanism, the fixed cutter is arranged on the lower side of a fixed frame in the stacking conveying assembly through the fixed cutter connecting plate, and a plurality of pairs of shell clamping mechanisms are symmetrically arranged on the upper side of the fixed cutter in the front-back direction; the left side and the right side of the upper end of the fixed frame are connected with a sliding table in the stacking sliding assembly, the sliding table is connected with one side of a sliding rail in a sliding mode, the other side of the sliding rail is fixed in a sliding groove, the upper sides of two sliding grooves which are symmetrically arranged in the left-right mode are fixedly connected through a sliding groove frame, and the upper side of the sliding groove frame is connected with the rack through a ninth air cylinder; the telescopic pile up sliding assembly of the ninth cylinder is driven to move up and down, the pile up conveying assembly is further driven to move up and down, and finally the fixed knife is driven to move up and down, the fixed knife moves down to be matched with the lower movable knife, after the fixed knife is matched with the upper and lower positions of the movable knife, the movable knife starts to act, the movable knife assembly at the lower side of the cutting edge consists of the movable knife, an eccentric block, a driving shaft, a movable knife holder, a gearbox and a motor, the lower side of the movable knife is placed on the movable knife holder, the movable knife holder is fixed on the rack, an eccentric hole is formed in the central axis of the movable knife, an eccentric block is installed in the eccentric hole, the eccentric block is fixedly connected with the upper end of the driving shaft, and the lower end of the driving shaft is connected with the motor through the gearbox; the motor finally drives the eccentric block to rotate through the gearbox and the driving shaft, the eccentric block drives the movable knife to do cycloid motion in the 360-degree direction, and at the moment, the inner edge of the fixed knife is matched with the outer edge of the movable knife to cut and separate useless rim charge on the periphery of the luggage case raw material.

The ninth cylinder drives the fixed cutter moving downwards through the fixed frame to be matched with the movable cutter, the clamping mechanism starts to act, the shell clamping mechanism is composed of a clamping cylinder, a clamping plate and a hinged support, a base of the clamping cylinder is fixed on the upper side of the fixed cutter, a telescopic rod of the clamping cylinder is hinged to the middle position of the rear side face of the clamping plate, the lower position of the rear side face of the clamping plate is hinged to one end of the hinged support, and the other end of the hinged support is fixed on the upper side face of the fixed cutter. The clamping cylinder contracts to drive the clamping plate to rotate around the front end of the hinged support, so that the front side face of the clamping plate clamps the luggage case shell.

After the movable cutter and the fixed cutter are matched to complete the trimming process of the luggage case shell, the ninth cylinder contracts upwards to drive the stacking sliding assembly, the stacking conveying assembly, the trimming upper side fixed cutter assembly and the trimmed luggage case shell to move upwards, after the ninth cylinder contracts upwards, a telescopic rod of the eleventh cylinder extends out, the eleventh cylinder pushes the fixing frame to move forwards, the fixing frame is fixed on the sliding table, and the trimming upper side fixed cutter assembly and the tenth cylinder are arranged on the fixing frame, so that the tenth cylinder, the pressing plate, the luggage case shell and the trimming upper side fixed cutter assembly are driven to move forwards together while the fixing frame and the sliding table move forwards along the sliding rail; when the luggage case shell moves above the stacking automatic lifting platform, the clamping mechanism gives up clamping the luggage case shell under the action of a pneumatic system, so that the luggage case shell is placed on the stacking lifting tray, and the tenth cylinder extends downwards to enable the pressing plate to press the luggage case shell to move downwards and the lifting tray to move downwards; the automatic stacking lifting platform consists of a lifting tray, a twelfth air cylinder, a stacking sensor, a pneumatic push rod and a sliding optical axis, the base of the twelfth air cylinder is fixed on the frame, the upper end of the twelfth air cylinder is fixedly connected with the lower side of the lifting tray, a sliding optical axis is arranged on the upper side of the rear end of the lifting tray, two ends of the sliding optical axis are fixed on the lifting tray, a pneumatic push rod is arranged on the sliding optical axis and can slide left and right along the sliding optical axis, the stacking sensor is arranged at the lower side of the chute, after the stacking sensor detects that a luggage case shell is placed on the lifting tray, the twelfth cylinder is signaled by the control system to drive the lifting tray to descend to prepare for collecting the next luggage case shell, namely, the height of one level can be reduced when a luggage case shell is placed on the lifting tray until the lifting tray can not reduce the height; the pneumatic push rod moves along the sliding optical axis to push the collected luggage case to one side of the stacking automatic lifting platform, the luggage case collecting platform is arranged on the luggage case collecting platform, the pneumatic push rod moves in the reverse direction along the sliding optical axis to return to the original position, and meanwhile, the twelfth air cylinder drives the lifting tray to return to the original position.

After the inner edge of the fixed knife is matched with the outer edge of the movable knife to cut and separate useless rim charge on the periphery of the luggage case raw material, the remaining rim charge moves to a waste material collecting frame arranged at the lower side of the tail end of the luggage case raw material conveying component from the luggage case raw material conveying component, and rim charge collection is finished; the suitcase raw material conveying assembly consists of a driving system, a clamping groove, a clamping plate and a conveying cylinder, wherein a telescopic rod of the conveying cylinder is hinged with the lower side of the clamping plate, the clamping plate is positioned on the inner side of the clamping groove and matched with the lower side of an upper plate of a holding groove, and the lower side of the clamping groove is connected with the driving system; carry the cylinder upwards to promote splint and the cooperation of centre gripping groove upper plate downside and accomplish the centre gripping to the rim charge, actuating system drives the centre gripping groove and drives suitcase raw materials conveyor assembly global motion to rim charge collection station upside promptly, carries the cylinder shrink to make splint no longer centre gripping rim charge, and actuating system drives the centre gripping groove and drives the whole reverse motion of suitcase raw materials conveyor assembly promptly this moment, and the rim charge is automatic to be taken off in falling the garbage collection frame. This suitcase casing production line has realized cutting edge and separation, pile up neatly, the complete automation mechanized operation is collected to rim charge with cutting edge separation pile up neatly system.

Drawings

FIG. 1 is a schematic diagram of an integral shaft side structure of a luggage shell production line.

FIG. 2 is a schematic diagram of an integral shaft side structure of the luggage shell production line.

FIG. 3 is a schematic diagram of the integral shaft side structure of the automatic feeding system in the production line of the luggage shell.

FIG. 4 is a schematic diagram of the whole shaft side structure of the automatic feeding system in the production line of the luggage shell.

FIG. 5 is a schematic view of the overall axial structure of a heating station in the production line of the luggage shell of the present invention.

FIG. 6 is a schematic view of the integral shaft side structure of the plastic-suction cooling integrated device in the production line of the luggage shell of the utility model.

FIG. 7 is a schematic view of the whole shaft side structure of the plastic-suction cooling integrated device in the production line of the luggage shell of the utility model.

FIG. 8 is a schematic view of an integral shaft side structure of a trimming, separating and stacking station in the production line of the luggage case shell.

FIG. 9 is a schematic diagram of a second integral shaft side structure of the trimming, separating and stacking station in the production line of the luggage case shell.

Fig. 10 is a schematic structural view of a palletizing conveying assembly and a palletizing sliding assembly in the utility model.

FIG. 11 is a schematic view of the structure of the movable knife and the stationary knife of the present invention.

FIG. 12 is a schematic view of the structure of the auxiliary lifting station on the shaft side in the production line of the luggage shell of the present invention.

In the drawings, the reference numbers indicate the following list of parts:

1. an automatic feeding system; 2. a heating station; 3. a plastic suction and cooling integrated device; 4. a secondary cooling station; 5. cutting edges, separating and stacking stations; 6. a waste collection frame; 7. a luggage raw material conveying assembly; 8. auxiliary supporting stations; 11. a frame; 12. a first cylinder; 13. an L-shaped frame vertical arm; 14. an L-shaped frame cross arm; 15. obliquely pulling the arm; 16. a suction cup; 17. a material table; 19. a luggage board; 21. a fourth cylinder; 22. an upper heating box base; 23. an upper heating box; 24. an electric heating tube; 25. a lower heating box; 26. a fifth cylinder; 32. a sixth cylinder; 33. an upper die holder; 34. a female die; 35. a male die; 36. a lower die holder; 39. a seventh cylinder; 311. a first mounting block; 312. an eighth cylinder; 313. cooling the spray head; 314. a slider; 315. a male die positioning pin; 316. a negative pressure hole; 51. a ninth cylinder; 52. a chute frame; 54. a sliding table; 55. a fixed mount; 56. a second slide rail; 58. a luggage case housing collection station; 59. lifting the tray; 510. a twelfth cylinder; 511. sliding the optical axis; 512. a pneumatic push rod; 513. a palletizing sensor; 514. a splint; 515. a clamping groove; 516. fixing a cutter; 517. a tenth cylinder; 518. a chute; 519. an eleventh cylinder; 520. an eccentric block; 521. moving a knife; 522. a gearbox; 523. a motor; 524. a drive shaft; 525. a movable cutter seat; 526. pressing a plate; 527. a fixed cutter connecting plate; 528. a clamping cylinder; 529. a clamping plate; 530. a hinged bracket; 71. a clamping groove; 72. a splint; 81. a lifting cylinder; 82. and (7) a supporting plate.

Detailed Description

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

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11 and fig. 12, the present embodiment includes an automatic feeding system 1, a heating station 2, a blister cooling integrated device 3, a secondary cooling station 4, a trimming and separating and stacking station 5, a scrap collecting frame 6, a luggage box raw material conveying assembly 7 and a frame 11,

the automatic feeding system 1 is arranged at the foremost end of the frame 11, the heating station 2 is arranged at the rear side of the automatic feeding system 1, the blister cooling integrated device 3 is arranged at the rear side of the heating station 2, the secondary cooling station 4 is arranged at the rear side of the blister cooling integrated device 3, the trimming separation stacking station 5 is arranged at the rear side of the secondary cooling station 4, an auxiliary supporting station 8 is arranged between the secondary cooling station 4 and the trimming separation stacking station 5, and the waste collection frame 6 is arranged at the rear side of the trimming separation stacking station 5; the two sides of the heating station 2, the plastic suction and cooling integrated device 3, the secondary cooling station 4, the trimming separation stacking station 5 and the waste collection frame 6 are respectively a luggage case raw material conveying assembly 7.

The device comprises a rack 11, a sucker grabbing device, a lifting device and a lifting device, wherein the sucker grabbing device is used for grabbing and lifting a luggage case plate 19 and consists of a rack cross beam, a first air cylinder 12, an L-shaped rack vertical arm 13, a diagonal pull arm 15, an L-shaped rack cross arm 14 and a sucker 16, the lower side of the rack cross beam is fixedly connected with a base of the first air cylinder 12, a telescopic rod of the first air cylinder 12 is fixedly connected with the upper side of the L-shaped rack, two sides of the lower end of the L-shaped rack vertical arm 13 are hinged with one end of the L-shaped rack cross arm 14, the side of the L-shaped rack vertical arm 13 is provided with the diagonal pull arm 15 and hinged with the upper end of the diagonal pull arm, the lower end of the diagonal pull arm 15 is connected with a side groove of the L-shaped rack cross arm 14, the lower end of the diagonal pull arm 15 is provided with a long and thin through hole to limit the turning angle of the L-shaped rack cross arm 14, and the lower side of the L-shaped rack cross arm 14 is provided with four suckers 16; the left side and the right side of the rack 11 are provided with a luggage raw material conveying assembly 7 for conveying luggage plates 19; the lower side of the frame 11 is provided with a material platform 17, and the material platform 17 is used for storing luggage boards 19.

The automatic feeding system is positioned at a first station of a production line, an operator only needs to place a luggage case plate 19 on the upper side of a material table 17, a switch is started, a first cylinder 12 drives an L-shaped frame to move downwards, two sides of the lower end of an L-shaped frame vertical arm 13 are hinged and connected with one end of an L-shaped frame cross arm 14, the L-shaped frame cross arm 14 contacts the upper side surface of the luggage case plate 19 firstly, but the L-shaped frame cross arm 14 is hinged and connected with the L-shaped frame vertical arm 13, the L-shaped frame cross arm 14 can generate an upward turning action at the moment, the root of the L-shaped frame cross arm 14 is in pressure connection with one end of the luggage case plate 19, which is close to one end of the L-shaped frame vertical arm 13, the L-shaped frame cross arm 14 limits the turning angle due to the arrangement of a diagonal pull arm 15, when the L-shaped frame cross arm 14 reaches the turning angle, the root of the L-shaped frame cross arm 14 increases the pressure connection force for the luggage case plate 19 to close to one end of the L-shaped frame vertical arm 13, and the other end of the luggage case plate 19 has no pressure connection force, the other end of the luggage board 19 slightly tilts and deforms, so that air enters between the luggage board 19 at the uppermost side and the second luggage board 19; at this time, the four suction cups 16 disposed on the lower side of the L-shaped frame crossbar 14 suck the luggage boards 19 by the pneumatic system, and the sucking action is completed.

First cylinder 12 drives L shape frame upward movement, after moving to setting for the height, the setting is whole forward motion to automatic feeding system 1 from 2 both sides of heating station for suitcase raw materials conveying component 7 in the frame 11 left and right sides, and then grasps 19 both sides limits of suitcase panel, at this moment, the suction of sucking disc 16 disappears, give suitcase raw materials conveying component 7 with suitcase panel 19 handing-over, suitcase raw materials conveying component 7 drives suitcase panel 19 and moves to 2 directions of heating station, thereby drive suitcase raw materials panel 19 and move, realize automatic completion material loading work.

The heating station 2 comprises an upper heating box 23 with an opening at the lower end, the top of the upper heating box 23 is connected with a fourth cylinder 21 through an upper heating box seat 22, the fourth cylinder 21 is fixedly arranged on the frame 11, a lower heating box 25 with an opening at the upper end is arranged at the lower side of the upper heating box 23, and the bottom of the lower heating box 25 is connected with the frame 11 through a fifth cylinder 26; a plurality of electric heating pipes 24 are arranged in the upper heating box 23 and the lower heating box 25; the heating station forms a closed box body to heat the luggage board 19 after the upper heating box 23 and the lower heating box 25 are assembled, so that energy waste of an open heating mode is reduced, and meanwhile, the heating efficiency is improved.

The plastic uptake cooling integrated device 3 comprises a rack 11, an upper female die component and a lower female die component, wherein the upper female die component consists of a sixth air cylinder 32, an upper die holder 33 and a female die 34, the lower female die component consists of a male die 35, a lower die holder 36, a seventh air cylinder 39, a male die fixing mechanism, a cooling spray nozzle 313 and a negative pressure hole 316, the female die 34 in the upper female die component and the male die 35 in the lower female die component are matched to form a die cavity, the upper side of the female die 34 is fixedly connected with the upper die holder 33 in a threaded manner, the upper die holder 33 is fixedly connected with an upper side cross beam of the rack 11 through the sixth air cylinder 32, and the sixth air cylinder 32 can drive the upper female die component to move up and down; the male die 35 is fixedly connected with the lower die holder 36, a closed negative pressure cooling cavity is formed between the lower die holder 36 and the inner side of the male die 35 and is used for generating negative pressure and cooling die blanks in the plastic suction process, and the lower die holder 36 is connected with a lower side beam of the rack 11 through a seventh air cylinder 39; a closed negative pressure cooling cavity is formed between the lower die holder 36 and the inner side of the male die 35, a male die fixing mechanism is arranged in the closed negative pressure cooling cavity, the male die fixing mechanism is composed of an eighth cylinder 312, a first mounting block 311, a cooling spray nozzle 313, a sliding block 314 and a male die positioning pin 315, the forward and backward directions of the eighth cylinder 312 are horizontally arranged on the upper side of the lower die holder 36, a base of the eighth cylinder 312 is fixed on the upper side of the lower die holder 36 through the first mounting block 311, a telescopic rod of the eighth cylinder 312 is connected with the sliding block 314, and the sliding block 314 can slide in parallel along the upper side face of the lower die holder 36; the inner side of the male die 35 is provided with a locking surface matched with the sliding block 314; four punch positioning pins 315 are arranged on the periphery of the upper side of the lower die base 36, positioning holes matched with the punch positioning pins 315 are arranged below the punch 35, and a plurality of vent holes are formed in the punch 35 and used for communicating the negative pressure cooling cavity with the die cavity; a negative pressure hole 316 is arranged at the center of the lower die holder 36, and a dust cover is arranged on the upper side of the negative pressure hole 316; a cooling spray nozzle 313 is arranged at the right side of the negative pressure hole 316, and the lower part of the cooling spray nozzle 313 penetrates through the lower die holder 36 to be connected with a water cooling system; an air inlet valve port and an air outlet valve port are arranged on the left side of the negative pressure hole 316, the upper sides of the air inlet valve port and the air outlet valve port are connected with the eighth cylinder 312 through pipelines, and the lower sides of the air inlet valve port and the air outlet valve port penetrate through the lower die holder 36 to be connected with a pneumatic system; and luggage case raw material conveying assemblies 7 are arranged on two sides of the upper female die assembly and the lower female die assembly.

After the plastic suction cooling integrated device for the luggage case shell production line is designed and assembled according to design requirements, a male die 35 and a female die 34 are selected according to the shape of a luggage case to be produced, the male die 35 is installed on a lower die base 36, the female die 34 is installed on an upper die base 33, four male die positioning pins 315 are arranged on the lower die base 36, positioning holes matched with the male die positioning pins 315 are formed in the lower surface of the male die 35, the male die 35 is positioned by matching the male die positioning pins 315 with the male die positioning holes, and a plurality of vent holes are formed in the upper surface of the male die 35 and used for communicating a negative pressure cooling cavity with a die cavity; at this time, the eighth cylinder 312 is started, the eighth cylinder 312 pushes the sliding block 314 to move towards the locking surface arranged on the inner side of the male die 5, and finally the sliding block 314 abuts against the locking surface to complete the fixing of the male die 35; when the wire body is at the initial working position, the seventh cylinder 39 contracts to drive the lower punch assembly to move downwards, and meanwhile, the sixth cylinder 32 drives the upper punch assembly to move upwards; the heated side edge of the luggage board 19 is clamped by the luggage raw material conveying assembly 7, the luggage board 19 is conveyed to the middle position of the upper female die assembly and the lower male die assembly, and the luggage board 19 is unclamped by the luggage raw material conveying assembly 7.

At this time, the sixth cylinder 32 drives the upper female die assembly to move downwards, the seventh cylinder 39 drives the lower male die assembly to move upwards, the male die 35 and the female die 34 are matched to form a die cavity, the negative pressure hole 316 formed in the central position of the lower die holder 36 starts to pump the negative pressure cooling cavity into negative pressure under the action of the negative pressure system, the die cavity is pumped into negative pressure through the vent hole in the upper surface of the male die 35 due to the negative pressure cooling cavity, finally the luggage case board 19 is adsorbed on the upper surface of the male die 35 to form the required luggage case shell shape, umbrella-shaped water vapor is upwards sprayed to the inner side of the male die 35 under the action of the water cooling system by the cooling spray head 313, the temperature of the luggage case board 19 is reduced through the temperature reduction and heat conduction action of the male die 35, and the sprayed water is finally collected by the negative pressure hole 316; because plastic uptake and cooling are almost synchronously performed, white spots generated in the cooling process of the luggage case plates 19 after molding are avoided, the product quality is improved, after the water spray cooling reaches the set time, the luggage case plate 19 is clamped by the luggage case raw material conveying assembly 7, the seventh air cylinder 39 contracts to drive the lower punch assembly to move downwards, meanwhile, the sixth air cylinder 2 drives the upper punch assembly to move upwards, the luggage case plates 19 are exposed on the luggage case raw material conveying assembly 7, and finally, the luggage case plates 19 after molding are conveyed to the next station by the luggage case raw material conveying assembly 7, so that the cooling operation of the fully-automatic plastic uptake machine is realized.

The formed luggage box plate 19 is exposed on the luggage box raw material conveying assembly 7, and finally the luggage box plate 19 after being formed is conveyed to the secondary cooling station 4 by the luggage box raw material conveying assembly 7; the blister formed luggage board 19 is further cooled in the secondary cooling station 4 for preparation for the subsequent trimming process.

The purpose of the blister formed luggage board 19 is to further cool it in the secondary cooling station 4 in preparation for the subsequent trimming process. An auxiliary supporting station 8 is arranged between the secondary cooling station 4 and the trimming separation stacking station 5, and the auxiliary supporting station 8 has the effect that when the luggage case sheet material 19 after plastic suction forming is conveyed to the next station trimming process, the auxiliary supporting is needed for ensuring that the luggage case sheet material 19 can smoothly reach the trimming process because the lower side moving knife component of the trimming process can not lift; the auxiliary supporting station 8 comprises a supporting plate 82, the middle position of the lower side of the supporting plate 82 is hinged to the frame 11, the rear end of the supporting plate 82 is hinged to a telescopic rod of a supporting cylinder 81, and the supporting cylinder 81 is fixedly installed on the frame 11.

The trimming separation stacking station 5 comprises a frame 11, a trimming upper side fixed cutter assembly, a trimming lower side movable cutter assembly, a stacking conveying assembly, a stacking sliding assembly, an automatic stacking lifting platform and a luggage case shell collecting platform, wherein the trimming upper side fixed cutter assembly is fixed on the lower side of the stacking conveying assembly, the stacking conveying assembly is fixed on the inner sides of the stacking sliding assemblies which are symmetrically arranged in the left-right direction, the upper side of the stacking sliding assembly is fixed on the frame 11 through a ninth cylinder 51, the automatic stacking lifting platform is arranged on the lower side of the front end of the stacking sliding assembly, and the luggage case shell collecting platform 58 is arranged on one side of the automatic stacking lifting platform; the upside stationary knife subassembly downside is equipped with the cutting edge downside and moves the sword subassembly, and the cutting edge downside moves the sword subassembly and fixes at 11 downside in the frame, and the cutting edge downside moves the sword subassembly and can accomplish suitcase casing shaping back cutting edge technology with the cooperation of upside stationary knife subassembly, and the cutting edge downside moves sword subassembly both sides and is suitcase raw materials conveyor components 7, and 7 terminal downside of suitcase raw materials conveyor components are equipped with garbage collection frame 6.

The fixed cutter assembly on the upper side of the cutting edge consists of a fixed cutter 516, a fixed cutter connecting plate 527 and a shell clamping mechanism, wherein the fixed cutter 516 is of a square frame structure, two sides of the fixed cutter 516 are fixedly connected with the lower end of the fixed cutter connecting plate 527, the upper end of the fixed cutter connecting plate 527 is arranged on the lower side of a fixing frame 55 in the stacking conveying assembly, and a plurality of pairs of shell clamping mechanisms are symmetrically arranged on the upper side of the fixed cutter in the front-back direction; the stacking conveying assembly consists of a fixing frame 55, pressure plates 526, a tenth air cylinder 517 and an eleventh air cylinder 519, wherein the two pressure plates 526 are symmetrically arranged on the left and right of the inner side of the fixing frame 55, the pressure plates 526 are all arranged on telescopic rods of the tenth air cylinder 517, the base of the tenth air cylinder 517 is arranged on the fixing frame 55, and the eleventh air cylinder 519 is arranged on the rear side of the fixing frame 55; the left side and the right side of the upper end of the fixing frame 55 are connected with a sliding table 54 in the stacking sliding assembly, the stacking sliding assembly is composed of the sliding table 54, a sliding rail 56, sliding grooves 518 and a sliding groove frame 52, the sliding table 54 is connected in a sliding mode along one side of the sliding rail 56, the other side of the sliding rail 56 is fixed in the sliding grooves 518, the sliding groove frame 52 fixedly connects the upper sides of the two sliding grooves 518 which are arranged in a bilateral symmetry mode, and the upper side of the sliding groove frame 52 is connected with the rack 11 through a ninth air cylinder 51.

After the trimming separation stacking system is designed and assembled on a production line of a trunk shell according to design requirements, a trunk plate 19 formed by plastic suction is conveyed to a trimming station by a trunk raw material conveying assembly 7, a retractable stacking sliding assembly is driven by a ninth cylinder 51 to move up and down, the stacking conveying assembly is further driven to move up and down, finally, a fixed knife 516 is driven to move up and down, the fixed knife 516 moves down to be matched with a lower moving knife 521, after the fixed knife 516 is matched with the upper and lower positions of the moving knife 521, the moving knife 521 starts to move, the lower moving knife assembly at the trimming side consists of the moving knife 521, an eccentric block 520, a driving shaft 524, a moving knife base 525, a gearbox 522 and a motor 523, the lower side of the moving knife 521 is placed on the moving knife base 525, the moving knife base 525 is fixed on a machine frame 11, two eccentric holes are formed in the central axis of the moving knife 521, an eccentric block 520 is respectively installed in each eccentric hole, and each eccentric block 520 is fixedly connected with the upper end of the driving shaft 524, the lower end of the driving shaft 524 is connected with a motor 523 through a gearbox 522; the motor 523 finally drives the eccentric block 520 to rotate through the gearbox 522 and the driving shaft 524, the eccentric block 520 drives the movable knife 521 to do cycloid motion in the 360-degree direction, the two eccentric blocks move alternately, and at the moment, the inner edge of the fixed knife 516 is matched with the outer edge of the movable knife 521 to cut and separate useless rim charge on the periphery of the luggage board 19.

The ninth cylinder 51 drives the fixed knife 516 to move downwards to be matched with the movable knife 521, meanwhile, the clamping mechanism starts to act, the clamping mechanism is composed of a clamping cylinder 528, a clamping plate 529 and a hinged support 530, the base of the clamping cylinder 528 is fixed on the upper side of the fixed knife 516, the telescopic rod of the clamping cylinder 528 is hinged to the middle position of the rear side face of the clamping plate 529, the lower position of the rear side face of the clamping plate 529 is hinged to one end of the hinged support 30, and the other end of the hinged support 530 is fixed to the upper side face of the fixed knife 516. The clamping cylinder 528 contracts causing the clamping plate 529 to rotate about the front of the hinge bracket 530 such that the front side of the clamping plate 529 clamps the luggage housing.

After the movable knife 521 and the fixed knife 516 are matched to complete the trimming process of the trunk shell, the ninth cylinder 51 contracts upwards to drive the stacking sliding assembly, the stacking conveying assembly, the trimming upper side fixed knife assembly and the trunk shell after trimming to move upwards, after the ninth cylinder 51 contracts upwards, the telescopic rod of the eleventh cylinder 519 extends out, the eleventh cylinder 519 pushes the fixing frame 55 to move forwards, the fixing frame 55 is fixedly arranged on the sliding table 54, and the trimming upper side fixed knife assembly and the tenth cylinder 517 are arranged on the fixing frame 55, so that the fixing frame 55 and the sliding table 54 move forwards along the sliding rail 56 while driving the tenth cylinder 517, the pressing plate 526, the trunk 19 and the trimming upper side fixed knife assembly to move forwards together; when the luggage shell moves above the stacking automatic lifting platform, the clamping mechanism gives up clamping the luggage shell under the action of the pneumatic system, so that the luggage shell is placed on the stacking lifting tray 59, and the tenth air cylinder 517 extends downwards to enable the pressing plate 526 to press the luggage shell to move downwards and simultaneously the lifting tray 59 moves downwards; the automatic stacking lifting platform comprises a lifting tray 59, a twelfth cylinder 510, a stacking sensor 513, a pneumatic push rod 512 and a sliding optical axis 511, wherein the base of the twelfth cylinder 510 is fixed on the frame 11, the upper end of the twelfth cylinder 510 is fixedly connected with the lower side of the lifting tray 59, the sliding optical axis 511 is arranged on the upper side of the rear end of the lifting tray 59, two ends of the sliding optical axis 511 are fixed on the lifting tray 59, the pneumatic push rod 512 arranged on the sliding optical axis 511 can slide left and right along the sliding optical axis 511, and the stacking sensor 513 is installed on the lower side of the sliding chute; after the stacking sensor 513 detects that a luggage case shell is placed on the lifting tray 59, a signal is sent to the twelfth cylinder 510 through the control system, so that the twelfth cylinder 510 drives the lifting tray 59 to descend, and the next luggage case shell is ready to be collected, namely, the height of one level can be reduced when each luggage case shell is placed on the lifting tray 59 until the lifting tray cannot reduce the height; the pneumatic push rod 512 moves along the sliding optical axis 511 to push the collected luggage shell to one side of the stacking automatic lifting platform, the luggage shell collecting platform 58 is arranged on the luggage shell, the pneumatic push rod 512 moves reversely along the sliding optical axis 511 to return to the original position, and meanwhile, the twelfth air cylinder 510 drives the lifting tray 9 to return to the original position.

After the inner edge of the fixed knife 516 is matched with the outer edge of the movable knife 521 to cut and separate useless rim charge on the periphery of the trunk raw material, the remaining rim charge moves to the lower side of the tail end of the trunk raw material conveying component from the trunk raw material conveying component and is provided with a waste material collecting frame 6, and rim charge collection is completed; the suitcase raw material conveying assembly consists of a driving system, a clamping groove 71, a clamping plate 72 and a conveying cylinder, wherein an expansion rod of the conveying cylinder is hinged with the lower side of the clamping plate 72, the clamping plate 72 is positioned on the inner side of the clamping groove 71 and matched with the lower side of an upper plate of the clamping groove 71, and the lower side of the clamping groove 71 is connected with the driving system; carry the cylinder to upwards promote splint 72 and the cooperation of centre gripping groove 71 upper plate downside and accomplish the centre gripping to the rim charge, actuating system drives centre gripping groove 71 and drives 7 global motion of suitcase raw materials conveying subassembly to rim charge collection station upside promptly, carries the cylinder shrink to make splint 72 no longer the centre gripping rim charge, and actuating system drives centre gripping groove 71 and drives 7 whole reverse motion of suitcase raw materials conveying subassembly promptly this moment, and the rim charge drops automatically in the garbage collection frame 6. This suitcase casing production line has realized cutting edge and separation, pile up neatly, the complete automation mechanized operation is collected to rim charge with cutting edge separation pile up neatly system.

The embodiment is only an illustration of the concept and implementation of the present invention, and is not a limitation, and technical solutions without substantial changes are still within the protection scope under the inventive concept.

Claims (10)

1. The utility model provides a suitcase shell production line, includes the frame, its characterized in that: the automatic feeding device comprises a rack, a heating station, a plastic suction cooling integrated device, a secondary cooling station, a trimming separation stacking station, an auxiliary supporting station and a waste collecting frame, wherein the foremost end of the rack is an automatic feeding system, the rear side of the automatic feeding system is a heating station, the rear side of the heating station is the plastic suction cooling integrated device, the rear side of the plastic suction cooling integrated device is the secondary cooling station, the rear side of the secondary cooling station is the trimming separation stacking station, the auxiliary supporting station is arranged between the secondary cooling station and the trimming separation stacking station, and the rear side of the trimming separation stacking station is the waste collecting frame; the automatic feeding system, the heating station, the plastic suction and cooling integrated device, the secondary cooling station, the trimming separation stacking station and the two sides of the waste collection frame are all suitcase raw material conveying assemblies.

2. The luggage shell production line of claim 1, wherein: the automatic feeding system comprises a sucker grabbing device arranged on the upper side of the foremost end of the rack, and the sucker grabbing device is used for grabbing and lifting the trunk board; the left side and the right side of the rack are provided with a luggage case raw material conveying assembly for conveying luggage case plates; the luggage case is characterized in that a material table is arranged on the lower side of the rack and used for storing luggage case plates.

3. The luggage shell production line of claim 2, wherein: the sucker grabbing device comprises a frame cross beam, the lower side of the frame cross beam is fixedly connected with a first cylinder base, a first cylinder telescopic rod is fixedly connected with the upper side of an L-shaped frame, two sides of the lower end of a vertical arm of the L-shaped frame are hinged to one end of a cross arm of the L-shaped frame, a diagonal arm is arranged on the side face of the vertical arm of the L-shaped frame and hinged to the upper end of the diagonal arm, the lower end of the diagonal arm is connected with a groove in the side face of the cross arm of the L-shaped frame, and a plurality of suckers are arranged on the lower side of the cross arm of the L-shaped frame.

4. The luggage shell production line of claim 1, wherein: the heating station comprises an upper heating box with an opening at the lower end, the top of the upper heating box is connected with the rack through a fourth cylinder, a lower heating box with an opening at the upper end is arranged on the lower side of the upper heating box, and the bottom of the lower heating box is connected with the rack through a fifth cylinder; and a plurality of electric heating pipes are arranged in the upper heating box and the lower heating box.

5. The luggage shell production line of claim 1, wherein: the plastic uptake cooling integrated device comprises an upper female die assembly and a lower male die assembly, a female die in the upper female die assembly is matched with a male die in the lower male die assembly to form a die cavity, the female die is fixedly connected with an upper die base, and the upper die base is connected with the upper side of the rack through a sixth air cylinder; the male die is fixedly connected with the lower die holder, a closed negative pressure cooling cavity is formed on the inner side of the lower die holder and the inner side of the male die and is used for generating negative pressure and cooling die blanks in the plastic suction process, and the lower die holder is connected with the lower side of the rack through a seventh air cylinder; a male die fixing mechanism is arranged in a closed negative pressure cooling cavity formed by the lower die holder and the inner side of a male die, the male die fixing mechanism comprises an eighth cylinder, the front and back directions of the eighth cylinder are horizontally arranged on the upper side of the lower die holder, the base of the eighth cylinder is fixed on the upper side of the lower die holder through a first mounting block, a telescopic rod of the eighth cylinder is connected with a sliding block, and the sliding block can slide in parallel along the upper side face of the lower die holder; and a plurality of vent holes are formed in the male die and used for communicating the negative pressure cooling cavity with the die cavity.

6. The luggage shell production line of claim 5, wherein: a negative pressure hole is formed in the center of the lower die holder, a cooling spray head is arranged on the left side of the negative pressure hole, and the lower part of the spray head penetrates through the lower die holder to be connected with a water cooling system; and an air inlet valve port and an air outlet valve port are arranged on the left side of the negative pressure hole, the upper sides of the air inlet valve port and the air outlet valve port are connected with the eighth cylinder through pipelines, and the lower sides of the air inlet valve port and the air outlet valve port penetrate through the lower die holder to be connected with a pneumatic system.

7. The luggage shell production line of claim 1, wherein: the auxiliary supporting station comprises a supporting plate, the middle position of the lower side of the supporting plate is hinged to the frame, the rear end of the supporting plate is hinged to a telescopic rod of a supporting cylinder, and the supporting cylinder is fixedly mounted on the frame.

8. The luggage shell production line of claim 1, wherein: the cutting edge separating and stacking system comprises a cutting edge upper side fixed cutter assembly, the cutting edge upper side fixed cutter assembly is fixed on the lower side of a stacking conveying assembly, the stacking conveying assembly is fixed on the inner side of a stacking sliding assembly which is arranged in a bilateral symmetry mode, the upper side of the stacking sliding assembly is fixed on a rack through a ninth cylinder, an automatic stacking lifting platform is arranged on the lower side of the front end of the stacking sliding assembly, and a luggage case shell collecting platform is arranged on one side of the automatic stacking lifting platform; the lower side of the upper fixed cutter component is provided with an edge cutting lower side moving cutter component, the edge cutting lower side moving cutter component is fixed on the lower side of the rack, and the edge cutting process after the trunk shell is formed can be finished by matching the edge cutting lower side moving cutter component with the upper fixed cutter component; the fixed cutter on the upper side of the cutting edge is composed of a fixed cutter, a fixed cutter connecting plate and a shell clamping mechanism, the fixed cutter is arranged on the lower side of a fixed frame in the stacking conveying assembly through the fixed cutter connecting plate, and a plurality of pairs of shell clamping mechanisms are symmetrically arranged on the upper side of the fixed cutter in the front-back direction; the stacking conveying assembly consists of a fixing frame, a sucking disc, a tenth cylinder and an eleventh cylinder, two pressing plates are symmetrically arranged on the left and right sides of the inner side of the fixing frame, the upper sides of the pressing plates are mounted on a telescopic rod of the tenth cylinder, a base of the tenth cylinder is mounted on the fixing frame, and the eleventh cylinder is arranged on the rear side of the fixing frame; the left side and the right side of the upper end of the fixed frame are connected with a sliding table in the stacking sliding assembly, the stacking sliding assembly is composed of the sliding table, a sliding rail, a sliding groove and a sliding groove frame, the sliding table is connected with one side of the sliding rail in a sliding mode, the other side of the sliding rail is fixed in the sliding groove, the sliding groove frame fixedly connects the upper sides of the two sliding grooves which are symmetrically arranged left and right, and the upper side of the sliding groove frame is connected with the rack through a ninth cylinder; the movable cutter component on the lower side of the cutting edge is composed of a movable cutter, an eccentric block, a driving shaft, a movable cutter holder, a gearbox and a motor, wherein the lower side of the movable cutter is placed on the movable cutter holder, the movable cutter holder is fixed on a rack, an eccentric hole is formed in the central axis of the movable cutter, the eccentric block is installed in the eccentric hole and fixedly connected with the upper end of the driving shaft, and the lower end of the driving shaft is connected with the motor through the gearbox.

9. The luggage shell production line of claim 8, wherein: the shell clamping mechanism is composed of a clamping cylinder, a clamping plate and a hinged support, wherein a base of the clamping cylinder is fixed on the upper side of the fixed cutter, a telescopic rod of the clamping cylinder is hinged to the middle position of the rear side face of the clamping plate, the lower position of the rear side face of the clamping plate is hinged to one end of the hinged support, and the other end of the hinged support is fixed on the upper side face of the fixed cutter.

10. The luggage shell production line of claim 9, wherein: the automatic stacking lifting platform comprises a lifting tray, a twelfth cylinder, a stacking sensor, a pneumatic push rod and a sliding optical shaft, wherein a base of the twelfth cylinder is fixed on the rack, the upper end of the twelfth cylinder is fixedly connected with the lower side of the lifting tray, the sliding optical shaft is arranged on the upper side of the rear end of the lifting tray, two ends of the sliding optical shaft are fixed on the lifting tray, the pneumatic push rod is arranged on the sliding optical shaft and can slide left and right along the sliding optical shaft, and the stacking sensor is installed on the lower side of a sliding chute; suitcase raw materials conveying subassembly comprises actuating system, centre gripping groove, splint, transport cylinder, it links to each other with the splint downside is articulated to carry the cylinder telescopic link, splint be located centre gripping inslot side and with add the cooperation of holding groove upper plate downside, centre gripping groove downside links to each other with actuating system.

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