Automatic card box forming machine equipment

文档序号:1946197 发布日期:2021-12-10 浏览:15次 中文

阅读说明:本技术 一种自动卡盒成型机设备 (Automatic card box forming machine equipment ) 是由 肖伟晨 于 2021-09-26 设计创作,主要内容包括:本发明公开了一种自动卡盒成型机设备,包括支撑架,所述支撑架上设置有支撑框,所述支撑架上设置有第一升降平台和第二升降平台,所述第一升降平台外侧设置有第一成型机构,所述第二升降平台外侧设置有第二成型机构,所述第一成型机构和第二成型机构均设置在支撑框上;所述支撑架上设置有支撑杆,所述支撑杆上设置有驱动件,此自动卡盒成型机设备,区别于现有技术,通过设置第一成型机构和第二成型机构,能够方便快捷的将纸板进行成型,且成本较低,不需要专门的安装调试人员,解决了在小批量生产中也可以使用设备的问题。(The invention discloses automatic card box forming machine equipment which comprises a support frame, wherein a support frame is arranged on the support frame, a first lifting platform and a second lifting platform are arranged on the support frame, a first forming mechanism is arranged on the outer side of the first lifting platform, a second forming mechanism is arranged on the outer side of the second lifting platform, and the first forming mechanism and the second forming mechanism are both arranged on the support frame; be provided with the bracing piece on the support frame, be provided with the driving piece on the bracing piece, this automatic card box forming machine equipment is different from prior art, through setting up first forming mechanism and second forming mechanism, can convenient and fast carry out the shaping with the cardboard, and the cost is lower, does not need special installation and debugging personnel, has solved the problem that also can use equipment in small batch production.)

1. The utility model provides an automatic card box forming machine equipment, includes support frame (1), be provided with carriage (11) on support frame (1), its characterized in that: a first lifting platform (2) and a second lifting platform (3) are arranged on the support frame (1), a first forming mechanism (4) is arranged on the outer side of the first lifting platform (2), a second forming mechanism (5) is arranged on the outer side of the second lifting platform (3), and the first forming mechanism (4) and the second forming mechanism (5) are both arranged on the support frame (11);

the supporting frame (1) is provided with a supporting rod (12), the supporting rod (12) is provided with a driving piece (6), the driving piece (6) is matched with a first lifting platform (2) and a second lifting platform (3) to clamp the paperboard, the driving piece (6) and the first lifting platform (2) are matched with a first forming mechanism (4) to complete folding forming of the side edge of the paperboard, and then the driving piece (6) and the second lifting platform (3) are matched with a second forming mechanism (5) to form the ear part and the top side edge of the paperboard which is not completely formed;

be provided with transport mechanism (7) on support frame (1), through transport mechanism (7) will not complete fashioned cardboard from first forming mechanism (4) on removing to second forming mechanism (5), be provided with pop-up mechanism (8) on second forming mechanism (5), make it break away from second lift platform (3) after the cardboard shaping.

2. An automatic cartridge former apparatus according to claim 1, wherein: the first lifting platform (2) comprises a U-shaped plate (21) arranged on the support frame (1), a lifting block (22) is movably arranged on the U-shaped plate (21), a lifting assembly (23) is arranged on the U-shaped plate (21), and the lifting assembly (23) drives the lifting block (22) to move up and down in the U-shaped plate (21);

a lifting rod (24) is arranged on the lifting block (22), the lifting rod (24) movably penetrates through the top of the U-shaped plate (21), and a workbench (25) is arranged at the top of the lifting rod (24);

the second lifting platform (3) and the first lifting platform (2) have the same structure.

3. An automatic cartridge former apparatus according to claim 2, wherein: the driving piece (6) comprises side plates (61) arranged on the supporting rod (12), supporting blocks (62) are arranged at the upper end and the lower end of each side plate (61), a driving screw rod (63) is rotatably arranged between the supporting blocks (62), a driving motor (64) is arranged on each side plate (61), driving belt wheels (65) are arranged at the output end of each driving motor (64) and the top end of each driving screw rod (63), and driving belts (66) are arranged on the outer sides of the driving belt wheels (65);

be provided with drive track (67) on curb plate (61), drive lead screw (63) outside screw thread is provided with driving block (68), driving block (68) move in drive lead screw (63) outside along drive track (67), be provided with actuating lever (69) on driving block (68), supporting shoe (62) that lie in curb plate (61) bottom are run through in actuating lever (69) activity, actuating lever (69) bottom is provided with briquetting (610).

4. An automatic cartridge former apparatus according to claim 3, wherein: the first forming mechanism (4) comprises four bottom side forming cylinders (41) which are respectively arranged on the periphery of the workbench (25), the four bottom side forming cylinders (41) are all arranged on the supporting frame (11), and side forming pressing plates (42) are arranged at the end parts of the bottom side forming cylinders (41);

a deviation correcting mechanism (10) is further arranged on the outer side of the workbench (25), and the posture of the paper board placed on the workbench (25) is corrected through the deviation correcting mechanism (10);

support frame (11) both sides are provided with movable plate (43), be provided with centre gripping cylinder (44) on movable plate (43), centre gripping cylinder (44) tip is provided with grip block (45), arbitrary one centre gripping cylinder (44) top is provided with rolling spare (9) after cardboard is fixed in grip block (45), rolling spare (9) carry out fold forming with the top surface of carton.

5. An automatic cartridge former apparatus according to claim 4, wherein: the rolling part (9) comprises a rolling air cylinder (91) arranged on the supporting frame (11), a cross rod (92) is arranged at the end part of the rolling air cylinder (91), and a roller (93) is rotatably arranged on the cross rod (92);

the deviation rectifying mechanism (10) comprises four deviation rectifying cylinders (101) which are respectively arranged on the periphery of the workbench (25), the four deviation rectifying cylinders (101) are all arranged on the supporting frame (11), and a deviation rectifying plate (102) is arranged at the end part of each deviation rectifying cylinder (101).

6. An automatic cartridge former apparatus according to claim 5, wherein: second forming mechanism (5) is including setting up ear shaping cylinder (51) on carriage (11), ear shaping cylinder (51) tip is provided with ear forming plate (52), workstation (25) on second lift platform (3) are provided with top side shaping cylinder (53) all around, top side shaping cylinder (53) tip is provided with limit clamp (54), is located briquetting (610) side of second forming mechanism (5) top is provided with auxiliary cylinder (55), auxiliary cylinder (55) tip is provided with accessory plate (56), through accessory plate (56) carry out the shaping to cardboard top anterior segment.

7. An automatic cartridge former apparatus according to claim 6, wherein: the transfer mechanism (7) comprises two rotating shafts (71) which are rotatably arranged on the left side and the right side of the support frame (1), transfer belt wheels (72) are arranged at two ends of each of the two rotating shafts (71), transfer belts (73) are arranged on the outer sides of the transfer belt wheels (72), and the two rotating shafts (71) can synchronously rotate through the transfer belts (73);

the moving plate (43) is arranged on the outer side of the transfer belt (73), the transfer belt (73) drives the clamping cylinder (44) to move, and the clamping cylinder (44) transfers the paperboard from the first forming mechanism (4) to the second forming mechanism (5);

be provided with on support frame (1) and transport motor (74), transport motor (74) output and arbitrary one axis of rotation (71) outside all is provided with connects band pulley (75), it is provided with connecting belt (76) to connect band pulley (75) outside, it passes through to transport motor (74) connect band pulley (75) and connecting belt (76) and order about axis of rotation (71) rotatory.

8. An automatic cartridge former apparatus according to claim 7, wherein: the ejection mechanism (8) comprises a fixing plate (81) arranged on any one top side edge forming cylinder (53), an ejection cylinder (82) is arranged on the fixing plate (81), and an ejection block (83) is arranged at the end part of the ejection cylinder (82).

Technical Field

The invention relates to the technical field of paper product packaging boxes, in particular to automatic card box forming machine equipment.

Background

The carton package plays an important role in the sale of commodities, particularly attracts consumers, increases the added value of products, meets the spiritual demands of consumers, consolidates brands and enterprise images, and is more and more known by people.

At present, the production of small-batch cartons mainly depends on manual production, and automatic forming machines exist in the market, but the equipment is expensive, professional operators are required for installation and debugging, the machine adjusting time is long, the cost is too high, and the small-batch production cannot be applied. To this end, we propose an automatic cartridge former apparatus.

Disclosure of Invention

The present invention is directed to an automatic cartridge forming machine apparatus that solves the problems set forth above in the background.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic card box forming machine device comprises a support frame, wherein a support frame is arranged on the support frame, a first lifting platform and a second lifting platform are arranged on the support frame, a first forming mechanism is arranged on the outer side of the first lifting platform, a second forming mechanism is arranged on the outer side of the second lifting platform, and the first forming mechanism and the second forming mechanism are both arranged on the support frame;

the supporting frame is provided with a supporting rod, the supporting rod is provided with a driving piece, the driving piece is matched with the first lifting platform and the second lifting platform to clamp the paperboard, the driving piece and the first lifting platform are matched with the first forming mechanism to complete folding forming of the side edge of the paperboard, and the driving piece and the second lifting platform are matched with the second forming mechanism to form the ear part and the top side edge of the paperboard which is not completely formed;

be provided with transport mechanism on the support frame, through transport mechanism will not complete fashioned cardboard from first forming mechanism on removing to second forming mechanism, be provided with pop-up mechanism on the second forming mechanism, make it break away from second lift platform after the cardboard shaping.

Preferably, the first lifting platform comprises a U-shaped plate arranged on the support frame, a lifting block is movably arranged on the U-shaped plate, a lifting assembly is arranged on the U-shaped plate, and the lifting assembly drives the lifting block to move up and down in the U-shaped plate;

the lifting assembly is preferably in screw rod transmission, and can also be in other transmission modes;

the lifting block is provided with a lifting rod, the lifting rod movably penetrates through the top of the U-shaped plate, and the top of the lifting rod is provided with a workbench;

the second lifting platform is the same as the first lifting platform in structure.

Preferably, the driving part comprises a side plate arranged on the supporting rod, supporting blocks are arranged at the upper end and the lower end of the side plate, a driving screw rod is rotatably arranged between the supporting blocks, a driving motor is arranged on the side plate, driving belt wheels are arranged at the output end of the driving motor and the top end of the driving screw rod, and a driving belt is arranged outside the driving belt wheels;

the side plate is provided with a driving track, the outer side of the driving screw rod is provided with a driving block in a threaded mode, the driving block moves along the driving track on the outer side of the driving screw rod, a driving rod is arranged on the driving block, the driving rod penetrates through a supporting block located at the bottom of the side plate in a movable mode, and a pressing block is arranged at the bottom end of the driving rod.

Preferably, the first forming mechanism comprises four bottom side forming cylinders which are respectively arranged on the periphery of the workbench, the four bottom side forming cylinders are all arranged on the supporting frame, and side forming press plates are arranged at the end parts of the bottom side forming cylinders;

a deviation correcting mechanism is arranged on the outer side of the workbench, and the posture of the paper board placed on the workbench is corrected through the deviation correcting mechanism;

the paper box is characterized in that movable plates are arranged on two sides of the supporting frame, clamping cylinders are arranged on the movable plates, clamping plates are arranged at the end portions of the clamping cylinders, rolling pieces are arranged on any one of the clamping plates, and after the paper boards are fixed by the clamping plates, the rolling pieces fold and form the top surfaces of the paper boxes.

Preferably, the rolling part comprises a rolling cylinder arranged on the support frame, a cross rod is arranged at the end part of the rolling cylinder, and a roller is rotatably arranged on the cross rod;

the deviation rectifying mechanism comprises four deviation rectifying cylinders which are respectively arranged on the periphery of the workbench, the four deviation rectifying cylinders are all arranged on the supporting frame, and a deviation rectifying plate is arranged at the end part of each deviation rectifying cylinder.

Preferably, the second forming mechanism is including setting up the shaping cylinder of ear on the carriage, ear shaping cylinder tip is provided with ear's profiled sheeting, workstation on the second lift platform is provided with top side shaping cylinder all around, top side shaping cylinder tip is provided with spacing clamp plate, is located the briquetting side of second forming mechanism top is provided with auxiliary cylinder, auxiliary cylinder tip is provided with the accessory plate, through the accessory plate carries out the shaping to cardboard top anterior segment.

Preferably, the transfer mechanism comprises two rotating shafts which are rotatably arranged on the left side and the right side of the support frame, transfer belt wheels are arranged at two ends of each of the two rotating shafts, transfer belts are arranged on the outer sides of the transfer belt wheels, and the two rotating shafts can synchronously rotate through the transfer belts;

the moving plate is arranged on the outer side of the transfer belt, the transfer belt drives the clamping cylinder to move, and the clamping cylinder transfers the paperboard from the first forming mechanism to the second forming mechanism;

be provided with the transportation motor on the support frame, transport motor output and arbitrary one the axis of rotation outside all is provided with connects the band pulley, it is provided with the connection belt to connect the band pulley outside, the transportation motor passes through it orders about the axis of rotation rotatory to connect the band pulley and connect the belt.

Preferably, the ejection mechanism comprises a fixing plate arranged on any one of the top side forming cylinders, the fixing plate is provided with an ejection cylinder, and the end part of the ejection cylinder is provided with an ejection block.

Compared with the prior art, the invention has the beneficial effects that:

compared with the prior art, the paperboard forming machine is provided with the first forming mechanism and the second forming mechanism, can be used for forming paperboards conveniently and quickly, is low in cost, does not need special installation and debugging personnel, and solves the problem that equipment can be used in small-batch production.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of another orientation of the present invention shown in FIG. 1;

FIG. 3 is a schematic structural view of a first lifting platform and a second lifting platform according to the present invention;

FIG. 4 is a schematic view of the invention with parts removed;

FIG. 5 is a schematic view of a driving member according to the present invention;

FIG. 6 is a schematic view of the present invention with the driving member removed;

FIG. 7 is a schematic structural diagram of a first molding mechanism of the present invention;

FIG. 8 is a schematic view of a roller construction according to the invention;

FIG. 9 is a schematic structural view of a second forming mechanism of the present invention;

FIG. 10 is a schematic view of a portion of a second forming mechanism of the present invention;

FIG. 11 is a schematic view of the transfer mechanism of the present invention;

FIG. 12 is a schematic view of a paperboard construction of the invention;

FIG. 13 is a schematic view of the paperboard of the present invention after treatment by a first forming mechanism;

FIG. 14 is a schematic view of the structure of the paperboard after being processed by the rolling members of the invention;

FIG. 15 is a schematic view of a paperboard ear post-treatment construction of the invention;

figure 16 is a schematic view of the finished cartridge of the present invention.

In the figure: 1-a support frame; 2-a first lifting platform; 21-U-shaped plates; 22-a lifting block; 23-a lifting assembly; 24-a lifter; 25-a workbench; 3-a second lifting platform; 4-a first forming mechanism; 41-a bottom side forming cylinder; 42-side forming press plate; 43-moving plate; 44-a clamping cylinder; 45-a clamping plate; 5-a second forming mechanism; 51-ear forming cylinder; 52-ear forming plate; 53-top side forming cylinder; 54-a limit pressure plate; 55-auxiliary cylinder; 56-auxiliary plate; 6-a driving member; 61-side plate; 62-a support block; 63-driving the screw rod; 64-a drive motor; 65-a drive pulley; 66-a drive belt; 67-drive rail; 68-a drive block; 69-a drive rod; 610-briquetting; 7-a transfer mechanism; 71-a rotating shaft; 72-a transfer pulley; 73-a transfer belt; 74-transport motor; 75-connecting pulleys; 76-connecting the belt; 8-an ejection mechanism; 81-fixing plate; 82-a pop-up cylinder; 83-eject the piece; 9-rolling a piece; 91-rolling a cylinder; 92-a cross-bar; 93-a roller; 10-a deviation rectifying mechanism; 101-a deviation rectifying cylinder; 102-a deviation rectifying plate; 11-a support frame; 12-support bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-16, the present invention provides a technical solution: an automatic card box forming machine device comprises a support frame 1, wherein a support frame 11 is arranged on the support frame 1, a first lifting platform 2 and a second lifting platform 3 are arranged on the support frame 1, the first lifting platform 2 comprises a U-shaped plate 21 arranged on the support frame 1, a lifting block 22 is movably arranged on the U-shaped plate 21, a lifting assembly 23 is arranged on the U-shaped plate 21, and the lifting assembly 23 drives the lifting block 22 to move up and down in the U-shaped plate 21;

the lifting block 22 is provided with a lifting rod 24, the lifting rod 24 movably penetrates through the top of the U-shaped plate 21, and the top of the lifting rod 24 is provided with a workbench 25;

the second lifting platform 3 has the same structure as the first lifting platform 2;

a first forming mechanism 4 is arranged on the outer side of the first lifting platform 2, a second forming mechanism 5 is arranged on the outer side of the second lifting platform 3, and the first forming mechanism 4 and the second forming mechanism 5 are both arranged on the supporting frame 11;

the first forming mechanism 4 comprises four bottom side forming cylinders 41 which are respectively arranged on the periphery of the workbench 25, the four bottom side forming cylinders 41 are all arranged on the supporting frame 11, and side forming press plates 42 are arranged at the end parts of the bottom side forming cylinders 41;

a deviation correcting mechanism 10 is further arranged on the outer side of the workbench 25, and the posture of the paper board placed on the workbench 25 is corrected through the deviation correcting mechanism 10;

moving plates 43 are arranged on two sides of the supporting frame 11, clamping cylinders 44 are arranged on the moving plates 43, clamping plates 45 are arranged at the end parts of the clamping cylinders 44, a rolling part 9 is arranged above any one clamping cylinder 44, and after the paperboard is fixed by the clamping plates 45, the rolling part 9 folds and forms the top surface of the carton;

the rolling part 9 comprises a rolling cylinder 91 arranged on the support frame 11, a cross rod 92 is arranged at the end part of the rolling cylinder 91, and a roller 93 is rotatably arranged on the cross rod 92;

the deviation rectifying mechanism 10 comprises four deviation rectifying air cylinders 101 which are respectively arranged on the periphery of the workbench 25, the four deviation rectifying air cylinders 101 are all arranged on the supporting frame 11, and a deviation rectifying plate 102 is arranged at the end part of each deviation rectifying air cylinder 101;

the second forming mechanism 5 comprises an ear forming cylinder 51 arranged on the supporting frame 11, an ear forming plate 52 is arranged at the end part of the ear forming cylinder 51, a top side forming cylinder 53 is arranged around the workbench 25 on the second lifting platform 3, a limiting pressure plate 54 is arranged at the end part of the top side forming cylinder 53, an auxiliary cylinder 55 is arranged at the side edge of a pressure block 610 positioned above the second forming mechanism 5, an auxiliary plate 56 is arranged at the end part of the auxiliary cylinder 55, and the front top section of the paperboard is formed through the auxiliary plate 56;

a supporting rod 12 is arranged on the supporting frame 1, a driving piece 6 is arranged on the supporting rod 12, the driving piece 6 is matched with the first lifting platform 2 and the second lifting platform 3 to clamp the paperboard, the driving piece 6 and the first lifting platform 2 are matched with the first forming mechanism 4 to complete folding forming of the side edge of the paperboard, and then the driving piece 6 and the second lifting platform 3 are matched with the second forming mechanism 5 to form the ear part and the top side edge of the paperboard which is not completely formed;

the driving piece 6 comprises a side plate 61 arranged on the support rod 12, the upper end and the lower end of the side plate 61 are both provided with a supporting block 62, a driving screw 63 is rotatably arranged between the supporting blocks 62, the side plate 61 is provided with a driving motor 64, the output end of the driving motor 64 and the top end of the driving screw 63 are both provided with a driving belt wheel 65, and the outer side of the driving belt wheel 65 is provided with a driving belt 66;

the side plate 61 is provided with a driving track 67, the outer side of the driving screw 63 is provided with a driving block 68 in a threaded manner, the driving block 68 moves along the driving track 67 on the outer side of the driving screw 63, the driving block 68 is provided with a driving rod 69, the driving rod 69 movably penetrates through the supporting block 62 at the bottom of the side plate 61, and the bottom end of the driving rod 69 is provided with a pressing block 610

The support frame 1 is provided with a transfer mechanism 7, incompletely-formed paperboards are moved from the first forming mechanism 4 to the second forming mechanism 5 through the transfer mechanism 7, the transfer mechanism 7 comprises two rotating shafts 71 which are rotatably arranged on the left side and the right side of the support frame 1, transfer belt wheels 72 are arranged at two ends of each of the two rotating shafts 71, transfer belts 73 are arranged on the outer sides of the transfer belt wheels 72, and synchronous rotation of the two rotating shafts 71 is realized through the transfer belts 73;

the moving plate 43 is arranged on the outer side of the transfer belt 73, the transfer belt 73 drives the clamping cylinder 44 to move, and the clamping cylinder 44 transfers the paperboard from the first forming mechanism 4 to the second forming mechanism 5;

a transfer motor 74 is arranged on the support frame 1, the output end of the transfer motor 74 and the outer side of any rotating shaft 71 are respectively provided with a connecting belt wheel 75, the outer side of the connecting belt wheel 75 is provided with a connecting belt 76, and the transfer motor 74 drives the rotating shaft 71 to rotate through the connecting belt wheel 75 and the connecting belt 76;

the second forming mechanism 5 is provided with an ejecting mechanism 8, the second forming mechanism is separated from the second lifting platform 3 after the paperboard forming is finished, the ejecting mechanism 8 comprises a fixing plate 81 arranged on any one of the top side forming air cylinders 53, an ejecting air cylinder 82 is arranged on the fixing plate 81, and an ejecting block 83 is arranged at the end part of the ejecting air cylinder 82.

When the device is used, a paperboard is transferred to the workbench 25 from a storage position, the posture of the paperboard is corrected through the deviation correcting cylinder 101, the four bottom side forming cylinders 41 are started to extend, then the driving motor 64 is started, the driving screw 63 is driven to rotate through belt transmission, the driving screw 63 drives the driving block 68 to move downwards, the driving block 68 drives the pressing block 610 through the driving rod 69 to be matched with the workbench 25 to clamp the paperboard, then the lifting assembly 23 is started to drive the lifting block 22 to move, the lifting block 22 drives the workbench 25 to move, meanwhile, the driving motor 64 is started, the pressing block 610 and the workbench 25 drive the paperboard to move downwards, and under the action of the bottom side forming cylinders 41, the shape of the paperboard is as shown in fig. 13;

then the clamping cylinder 44 is started to drive the clamping plate 45 to clamp the semi-finished product paper box, then the rolling cylinder 91 is started to drive the roller 93 to form the top of the semi-finished product paper box, and the formed paper box is as shown in fig. 14;

then, the transfer motor 74 is started, the rotating shaft 71 is driven to rotate through belt transmission, the rotating shaft 71 drives the moving plate 43 to move through the transfer belt 73, the moving plate 43 drives the clamping cylinder 44 to move, and therefore the semi-finished product carton is transferred from the first forming mechanism 4 to the second forming mechanism 5;

after the semi-finished product carton is transferred to the workbench 25 on the second forming mechanism 5, the ear forming cylinder 51 is started to drive the ear forming plate 52 to fold and form the ears of the carton, the formed carton is as shown in fig. 15, then the top side forming cylinder 53 is started to drive the limiting pressing plate 54 to move, the driving member 6 and the second lifting platform 3 are started to drive the semi-finished product carton to move upwards, meanwhile, the auxiliary cylinder 55 drives the auxiliary plate 56 to move, under the action of the limiting pressing plate 54 and the auxiliary plate 56, the top side of the semi-finished product carton is formed, and the formed carton is as shown in fig. 16;

finally, the pop-up cylinder 82 is started to drive the pop-up block 83 to pop up the finished product, and thus, a work flow is completed.

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

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

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