CN210911380U

CN210911380U - Automatic embossing machine

Info

Publication number: CN210911380U
Application number: CN201921366340.0U
Authority: CN
Inventors: 文艺; 刘鑫
Original assignee: Guangxi Vocational and Technical College
Current assignee: Guangxi Vocational and Technical College
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-07-03
Anticipated expiration: 2029-08-22

Abstract

The utility model relates to the technical field of paperboard machining or deformation, in particular to an automatic embossing machine, which comprises a workbench, and a placing rack and a collecting rack which are arranged on two sides of the workbench, wherein the placing rack is used for placing paper without embossing, and the collecting rack is used for collecting embossed paper; the worktable comprises a paper feeding mechanism and an embossing mechanism, wherein the paper feeding mechanism comprises a first worktable, a feeding roller shaft and a first motor and is used for feeding paper into the embossing mechanism; the embossing mechanism is used for embossing paper and comprises a second workbench and an embossing device, the embossing device is provided with a transmission mechanism, the transmission mechanism comprises a connecting frame, a transmission belt and a transmission device and is used for transmitting the paper on the second workbench so that the paper can enter or leave the embossing mechanism; the collecting rack is used for collecting the embossed paper. The utility model discloses can carry out automatic impressed watermark and impressed watermark with the paper and finish the back and get rid of automatically, improve impressed watermark efficiency and security.

Description

Automatic embossing machine

Technical Field

The utility model belongs to the technical field of the machining or the deformation technique of cardboard and specifically relates to an automatic embosser.

Background

The embossing machine is an important equipment printing equipment for finishing and processing the surfaces of printed matters, paper products, plastics and leather, is widely used for embossing the surfaces of packaging decorations, product advertisements, book covers, color box facial tissues, invitation cards and other special products, and can increase the aesthetic feeling and decorative artistic effect of the products, improve the grade of the products and make the types of the paper materials various.

In the hydraulic deep embossing machine, the hydraulic deep embossing machine has the advantages of simple structure, low manufacturing cost and the like, and particularly, in the working process, the reversing valve is slow in response, and the hydraulic cylinder is long in reversing time, so that the pressure maintaining time is long, and the embossing effect is good. However, the existing hydraulic deep embosser specifically feeds paper manually, and after the paper fed into the embosser is embossed by the embosser, the embossed paper is taken out, and then the next paper is fed into the embosser to be embossed with new paper, so that the working efficiency is low, and the paper is easy to fatigue or distract due to the over-long working time of the worker, thereby causing accidents in the embossing work.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an automatic embosser can carry out automatic impressed watermark and impressed watermark with the paper and finish the back and get rid of automatically, improves impressed watermark efficiency and security.

In order to realize the purpose, the utility model discloses a technical scheme be:

an automatic embossing machine comprises a workbench, and a placing rack and a collecting rack on two sides of the workbench,

the rack is used for placing the unembossed paper, and the collecting rack is used for collecting the embossed paper; the worktable comprises a paper feeding mechanism and an embossing mechanism,

the paper feeding mechanism comprises a first workbench, a plurality of feeding roller shafts and a first motor, wherein two ends of each feeding roller shaft are sequentially and rotatably arranged on the first workbench through connecting pieces, and one ends of the plurality of feeding roller shafts are in transmission connection with the first motor through a transmission belt;

the embossing mechanism comprises a second workbench and an embossing device, the second workbench is positioned in the feeding direction of the feeding roller shaft and is fixedly connected with the first workbench, the embossing device comprises connecting rods, a fixing plate, a pressure plate, at least four hydraulic rods and an embossing die, one end of each connecting rod is fixedly connected with the second workbench, the other end of each connecting rod is fixedly connected with the fixing plate, the pressure plate is positioned between the second workbench and the fixing plate and is in sliding connection with the connecting rods, one end of each hydraulic rod is fixedly connected with the pressure plate, and the other end of each hydraulic rod is fixedly connected with the fixing plate; the embossing die is connected with the fixed grooves through bolts and faces the second workbench so as to emboss paper on the second workbench under the action of the hydraulic rod;

the pressure plate is provided with a transmission mechanism, the transmission mechanism comprises a connecting frame, a transmission belt and a transmission device, the connecting frame is provided with two connecting frames which are respectively positioned at two sides of the embossing die, the top of the connecting frame is connected with the fixed groove through a bolt, the transmission belt comprises a belt body, a rotating shaft and a butting frame, the rotating shaft is provided with two rotating shafts which are respectively in transmission connection with two ends of the belt body, the butting frame is positioned in the belt body, two ends of the butting frame are respectively in rotary connection with the rotating shaft, and the bottom of the connecting frame is butted with the butting frame through a compression spring; the transmission device is used for driving the rotating shaft so that paper between the two belt bodies can enter or leave the embossing mechanism;

one side of the second workbench, which is close to the first workbench, is provided with a photoelectric sensor, and the photoelectric sensor is used for judging whether paper enters the belt body or not.

Furthermore, the rack and the collecting rack are identical in structure and comprise side plates, a supporting plate and a first electric telescopic rod, two side plates are arranged, the bottoms of the two side plates are connected with each other through a scissor-type support, the scissor-type support comprises two cross hinged rod bodies, two ends of one rod body are respectively hinged with the two side plates, two ends of the other rod body are respectively connected with the two side plates in a sliding manner, a second electric telescopic rod is arranged between the two rod bodies, and two ends of the second electric telescopic rod are respectively hinged with the rod bodies, so that the distance between the two side plates can be adjusted; the hinged part of the two rod bodies is connected with the workbench through a connecting plate, and the two side plates are abutted against the workbench; the support plate is provided with a telescopic structure matched with the side plates at different intervals, two sides of the support plate are respectively connected with the two side plates in a sliding mode through a clamping piece and a clamping groove in sliding fit, one end of the first electric telescopic rod is fixedly connected with the side plates, and the other end of the first electric telescopic rod is fixedly connected with the support plate.

Furthermore, the rack is provided with a feeding rod, the feeding rod is provided with a telescopic structure matched with the side plates at different intervals, the feeding rod is provided with a plurality of pneumatic suckers, and two ends of the pneumatic suckers are connected with the side plates through first pneumatic telescopic rods respectively, so that the pneumatic suckers can adsorb or release surface layer paper on the supporting plate and send the surface layer paper into the first workbench under the action of the first pneumatic telescopic rods.

Further, paper feeding mechanism still includes the guide roller axle, the guide roller axle is equipped with two and is located first workstation with between the rack, each guide roller axle both ends are installed through the connecting piece respectively on the first workstation, two the guide roller axle rotates with the connecting piece that corresponds respectively and is connected to one end all is equipped with intermeshing's drive gear, is close to the guide roller axle level of rack is greater than another the level of guide roller axle to through drive belt and certain the transmission of pay-off roller axle is connected, so that the paper can pass through two the clearance of guide roller axle gets into first workstation with between the pay-off roller axle.

Furthermore, the collecting rack is provided with a pushing rod, the pushing rod is provided with a telescopic structure matched with the side plates at different intervals, a pushing piece is arranged on the pushing rod, and two ends of the pushing rod are connected with the side plates through second pneumatic telescopic rods respectively, so that paper falling into the supporting bracket plate is pushed to the outer wall of the second workbench by the pushing piece.

Further, the rack reaches the curb plate of collecting the frame all is equipped with distance sensor, distance sensor be used for the facial layer paper on the bracket board with the acquisition of distance between the distance sensor to can control first electric telescopic handle's flexible length, so that facial layer paper on the bracket board is in invariable height.

Further, transmission includes two second motors, two the second motor is located two respectively the area is internal, and with butt frame fixed connection, the pivot is equipped with the annular, the fixed cover in the annular is equipped with first bevel gear, the second motor be equipped with first bevel gear meshing's second bevel gear, so that the second motor drives the area body rotates, and makes two the area body rotation opposite direction.

Further, the both sides of first workstation are equipped with stop device relatively, stop device includes mount, gag lever post and threaded rod, the mount with first workstation fixed connection, the gag lever post both ends pass through elastic telescopic rod with mount fixed connection, the threaded rod slides and wears to locate in the mount to one end with gag lever post fixed connection, the other end pass through the nut with the mount dorsad the one end butt of gag lever post.

Furthermore, the gag lever post orientation the one end of rack is equipped with the guide bar, guide bar one end with gag lever post fixed connection, the guide bar along the direction of paper removal towards first workstation center slope.

The utility model has the advantages that:

1. under the effect of first motor for the drive belt can drive the pay-off roller and rotate, so that make the paper can get into between first workstation and the pay-off roller, and send into embossing mechanism. Under the action of the hydraulic rod, pressure can be applied to the pressure plate, so that the embossing die moves towards the second workbench, and the grains of the embossing die are pressed on the paper on the second workbench; because the embossing die passes through the bolt and is connected with fixed slot for can change different embossing die as required, with the line of different size or different fancy to the paper extrusion. Under compression spring's effect, the link presses the butt frame to the direction of second workstation for the transmission band can drive the paper removal on the second workstation, thereby makes the paper can move on the second workstation, has realized that paper gets into the impressed watermark region automatically and leaves the impressed watermark region automatically, has improved work efficiency and security. The conveying belt can limit the moving path of the paper on the second workbench, and the phenomenon that embossing is distorted due to paper deviation is prevented, so that the attractiveness is affected; because the link passes through the bolt and is connected with the fixed slot for can adjust the interval between two links, thereby can the different paper of adaptation.

2. Under the action of the pneumatic sucker, the surface layer paper on the support plate can be adsorbed or released, and the surface layer paper is moved to the first workbench through the first pneumatic telescopic rod; because two guide rollers rotate with the connecting piece that corresponds respectively and are connected, the guide roller level that is close to the rack is greater than the level of another guide roller to be connected through drive belt and certain pay-off roller transmission, make two guide rollers rotate with the direction of difference respectively, guide with the paper that the material loading pole sent out, make the paper enter into first workstation more smoothly on, and then accomplish the impressed watermark work. Under the effect of the second pneumatic telescopic rod, the paper falling into the support plate is pushed to the outer wall of the second workbench by the pushing piece, so that the paper after embossing is finished can be automatically sorted, and the time for sorting again by workers is reduced.

3. Distance information between surface layer paper on the supporting plate and the distance sensor is obtained through the distance sensor on the placing rack, and the first electric telescopic rod is controlled to ascend after the surface layer paper is sent out every time, so that the surface layer paper on the supporting plate is at a constant height, and a pneumatic sucker can conveniently adsorb the paper which is not embossed; the distance information between the surface layer paper on the supporting plate and the distance sensor is obtained through the distance sensor on the collecting frame, and the first electric telescopic rod is controlled to descend after the paper is received every time, so that the surface layer paper on the supporting plate is at a constant height, and the embossed paper can be conveniently collected.

Drawings

Fig. 1 is a schematic structural view of an automatic embosser according to a preferred embodiment of the present invention.

Fig. 2 is a schematic structural view of an embossing die of an automatic embossing machine according to a preferred embodiment of the present invention.

Fig. 3 is a schematic structural view of a transmission mechanism of an automatic embosser according to a preferred embodiment of the present invention.

Fig. 4 is a schematic structural view of a position limiting device of an automatic embosser according to a preferred embodiment of the present invention.

Fig. 5 is a schematic view of a support plate structure of an automatic embosser according to a preferred embodiment of the present invention.

In the figure, 1-workbench, 101-placing rack, 102-collecting rack, 11-side plate, 111-connecting plate, 112-supporting plate, 113-first electric telescopic rod, 114-scissor rack, 115-clamping piece, 116-clamping slot, 117-second electric telescopic rod, 12-feeding rod, 13-first pneumatic telescopic rod, 14-pneumatic suction cup, 15-pushing rod, 151-pushing piece, 16-second pneumatic telescopic rod, 17-distance sensor, 18-roller, 2-paper feeding mechanism, 21-first workbench, 22-feeding roller shaft, 23-first motor, 231-driving belt, 24-guiding roller shaft, 241-driving gear, 25-connecting piece, 3-embossing mechanism, 31-second workbench, 4-connecting rod, 41-fixing plate, 42-pressure plate, 421-fixing groove, 43-hydraulic rod, 5-embossing mold, 51-bolt, 6-connecting frame, 61-transmission band, 611-band body, 612-rotating shaft, 613-abutting frame, 62-compression spring, 63-second motor, 64-ring groove, 65-first bevel gear, 651-second bevel gear, 7-photoelectric sensor, 8-limiting device, 81-fixing frame, 82-limiting rod, 821-guiding rod, 83-threaded rod, 831-nut and 84-elastic telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, an automatic embossing machine according to a preferred embodiment of the present invention includes a worktable 1, and a rack 101 and a collecting rack 102 on both sides of the worktable 1.

The table 1 includes a paper feeding mechanism 2 and an embossing mechanism 3.

The placing frame 101 includes a side plate 11, a support plate 112 and a first electric telescopic rod 113.

The two side plates 11 are arranged, the bottoms of the two side plates are mutually connected through a scissor type support 114, the scissor type support 114 comprises two cross hinged rod bodies, two ends of one rod body are respectively hinged with the two side plates 11, two ends of the other rod body are respectively connected with the two side plates 11 in a sliding mode, a second electric telescopic rod 117 is arranged between the two rod bodies, and two ends of the second electric telescopic rod 117 are respectively hinged with the rod bodies, so that the distance between the two side plates 11 can be adjusted; the hinged part of the two rod bodies is connected with the workbench 1 through a connecting plate 111, and the two side plates 11 are abutted against the workbench 1. The support plate 112 has a telescopic structure matching with the side plates 11 at different intervals, and two sides of the support plate are respectively connected with the two side plates 11 in a sliding manner through a clamping piece 115 and a clamping groove 116 in a sliding fit manner, one end of the first electric telescopic rod 113 is fixedly connected with the side plates 11, and the other end of the first electric telescopic rod is fixedly connected with the support plate 112.

Under the effect of second electric telescopic handle 117, scissors formula support 114 can stretch out and draw back, because the articulated department of the two body of rod is connected with workstation 1 through connecting plate 111 to make both sides board 11 and workstation 1 butt, make the interval between the board 11 of adjustable both sides, do not make the board 11 leave workstation 1 simultaneously. By adjusting the distance between the two side plates 11 to adapt to different sizes of paper, the different sizes of paper can be orderly stacked on the bracket plate 111 to facilitate the delivery of the subsequent paper.

In this embodiment, as shown in fig. 5, the supporting plate 112 includes a first plate 1121 and a second plate 1122, two second plates 1122 are disposed on the two sides of the first plate 1121, respectively, one side of the second plate 1122 is fixedly connected to the first plate 1121 through a nested telescopic rod 1123, and the other side is fixedly connected to the clip 115. Under the clamping and sliding of the clamping piece 115 and the clamping groove 116, when the distance between the two side plates 11 is adjusted, the nested telescopic rod 1123 can stretch along with the sliding, so that the side plates 11 are matched with different distances.

In this embodiment, the placing rack 101 is provided with a feeding rod 12, the feeding rod 12 has a telescopic structure matching with the side plates 11 at different intervals, the feeding rod 12 is provided with a plurality of pneumatic suction cups 14, and two ends of the pneumatic suction cups are respectively connected with the side plates 11 through first pneumatic telescopic rods 13, so that the pneumatic suction cups 14 can absorb or release surface layer paper on the supporting plate 112 and send the surface layer paper into the paper feeding mechanism 2 under the action of the first pneumatic telescopic rods 13.

Under the action of the pneumatic suction cups 14, the surface layer paper on the support plate 112 can be adsorbed or released, and the paper on the surface layer is moved to the paper feeding mechanism 2 through the first pneumatic telescopic rods 13, so that the automatic feeding of the paper is realized.

A distance sensor 17 is arranged on a side plate of the placing rack 101, the distance sensor 17 is used for acquiring the distance between the surface layer paper on the supporting plate 112 and the distance sensor 17, and the telescopic length of the first electric telescopic rod 113 can be controlled, so that the surface layer paper on the supporting plate 112 is at a constant height. The information of the distance from the surface paper on the supporting plate 112 to the distance sensor 7 is obtained by the distance sensor 7 on the placing rack 101, and after the surface paper is sent out each time, the first electric telescopic rod 113 is controlled to ascend, so that the surface paper on the supporting plate 112 is at a constant height, and the pneumatic suction cup 14 can absorb the paper which is not embossed.

The sheet feeding mechanism 2 includes a first table 21, a feed roller shaft 22, and a first motor 23. The feeding roller shafts 22 are provided with a plurality of feeding roller shafts 22, two ends of each feeding roller shaft 22 are sequentially and rotatably arranged on the first workbench 21 through connecting pieces 25, and one ends of the feeding roller shafts 22 are in transmission connection with the first motor 23 through a transmission belt 231, so that paper can enter between the first workbench 21 and the feeding roller shafts 22 and can be fed into the embossing mechanism 3. Under the action of the first motor 23, the transmission belt 231 can drive the feeding roller shaft 22 to rotate, so that the paper can enter between the first workbench 21 and the feeding roller shaft 23 and be fed into the embossing mechanism 3.

In this embodiment, the sheet feeding mechanism 2 further includes a guide roller shaft 24.

The two guide roller shafts 24 are arranged between the first workbench 21 and the placing rack 101, two ends of each guide roller shaft 24 are respectively arranged on the first workbench 21 through connecting pieces 25, the two guide roller shafts 24 are respectively rotatably connected with the corresponding connecting pieces 25, one ends of the two guide roller shafts are respectively provided with transmission gears 241 which are meshed with each other, the horizontal height of the guide roller shaft 24 close to the placing rack 101 is larger than that of the other guide roller shaft 24, and the two guide roller shafts are in transmission connection with a certain feeding roller shaft 22 through a transmission belt 231, so that paper can enter between the first workbench 21 and the feeding roller shaft 22 through a gap between the two guide roller shafts 24.

Because two guide roller shafts 24 are respectively connected with corresponding connecting pieces 25 in a rotating manner, and one end of each guide roller shaft is provided with a transmission gear 241 which is meshed with each other, the horizontal height of the guide roller shaft 24 close to the placing rack 101 is larger than that of the other guide roller shaft 24, and the two guide roller shafts 24 are in transmission connection with a certain feeding roller shaft 22 through a transmission belt 231, so that the two guide roller shafts 24 respectively rotate in different directions, paper sent out by the feeding rod 12 is guided, the paper can enter the first workbench 21 more smoothly, and embossing work is completed.

Preferably, two sides of the first workbench 21 are relatively provided with the limiting device 8, the limiting device 8 comprises a fixing frame 81, a limiting rod 82 and a threaded rod 83, the fixing frame 81 is fixedly connected with the first workbench 21, two ends of the limiting rod 82 are fixedly connected with the fixing frame 81 through an elastic telescopic rod 84, the threaded rod 83 is slidably arranged in the fixing frame 81 in a penetrating manner, one end of the threaded rod is fixedly connected with the limiting rod 82, and the other end of the threaded rod is abutted against one end of the fixing frame 81, which is back to the limiting rod 82, through a nut 831.

Through the position of adjusting nut 831 on threaded rod 83, the biggest interval of dead lever 81 and gag lever post 82 has been injectd, simultaneously under the effect of elasticity telescopic link 84, can provide the cushion for the paper that gets into two gag lever posts 82 for the paper can get into first workstation 21 smoothly on, the paper is at the in-process driven by pay-off roller axle 22 simultaneously, the central line of paper can gradually with first workstation 21 central line coincidence, prevent that the unable accurate impressed watermark of paper.

Preferably, one end of the limiting rod 82 facing the placing rack 101 is provided with a guiding rod 821, one end of the guiding rod 821 is fixedly connected with the limiting rod 82, and the guiding rod 821 inclines towards the center of the first workbench 21 along the moving direction of the paper. The guide rod 821 allows the paper to be more smoothly introduced into the first table 21 for the subsequent embossing operation.

The embossing mechanism 3 includes a second table 31 and an embossing device. The second table 31 is positioned in the feeding direction of the feeding roller shaft 22 and is fixedly connected to the first table 21.

The embossing device comprises connecting rods 4, a fixing plate 41, a pressure plate 42, hydraulic rods 43 and an embossing die 5, wherein at least four connecting rods 4 are arranged, one ends of the connecting rods 4 are fixedly connected with the second workbench 31, the other ends of the connecting rods are fixedly connected with the fixing plate 41, the pressure plate 42 is positioned between the second workbench 31 and the fixing plate 41 and is in sliding connection with the connecting rods 4, one ends of the hydraulic rods 43 are fixedly connected with the pressure plate 42, and the other ends of the hydraulic rods are fixedly connected with the fixing plate 41; the pressure plate 42 is provided with two through fixing grooves 421, the two fixing grooves 421 are located at opposite sides of the pressure plate 42, and the embossing die 5 is connected to the fixing grooves 421 by bolts 51 and faces the second table 31 to emboss the paper on the second table 31 by the hydraulic rod 43.

Under the action of the hydraulic lever 43, pressure can be applied to the pressure plate 42 so that the embossing die 5 is moved toward the second table 31 so that the sheet on the second table 31 is pressed against the emboss of the embossing die 5. Because embossing die 5 passes through the bolt and is connected with fixed slot 421 for can change different embossing die 5 as required to the line of different size or different fancy is pressed out to the paper.

The pressure plate 42 is provided with a transmission mechanism, the transmission mechanism comprises a connecting frame 6, a transmission belt 61 and a transmission device, the connecting frame 6 is provided with two connecting frames 6 which are respectively positioned at two sides of the embossing mold 6, the top of the connecting frame 6 is connected with the fixed groove 421 through a bolt 51, the transmission belt 61 comprises a belt body 611, a rotating shaft 612 and an abutting frame 613, the rotating shaft 612 is provided with two connecting frames which are respectively in transmission connection with two ends of the belt body 611, the abutting frame 613 is positioned in the belt body 611, two ends of the abutting frame are respectively in rotation connection with the rotating shaft 612, and the bottom of the connecting frame 6; the transmission is used for driving the rotating shaft 612 so that the paper between the two belts 611 can enter or leave the embossing mechanism 3.

Under compression spring 62's effect, link 6 will butt frame pressure 61 to the direction of second workstation 31 for transmission band 61 can drive the second workstation 31 on the paper removes, thereby makes the paper can move on second workstation 31, has realized that paper gets into the impressed watermark region automatically and leaves the impressed watermark region automatically, has improved work efficiency and security. Moreover, the conveying belt 61 can limit the moving path of the paper on the second working table 31, and prevent the paper from shifting to cause the embossing to be distorted, thereby affecting the appearance. Since the link frames 6 are coupled to the fixing grooves 421 by the bolts 51, the interval between the two link frames 6 can be adjusted, thereby enabling adaptation to different paper sheets.

In this embodiment, the transmission device includes two second motors 63, the two second motors 63 are respectively located in the two belt bodies 611 and are fixedly connected to the abutting frame 613, the rotating shaft 612 is provided with a ring groove 64, the ring groove 64 is fixedly sleeved with a first bevel gear 65, the second motors 63 are provided with second bevel gears 651 engaged with the first bevel gears 65, so that the second motors 63 drive the belt bodies 611 to rotate and the rotation directions of the two belt bodies 611 are opposite. Under the rotation of the second motor 63, the second bevel gear 651 drives the first bevel gear 65 to rotate, so that the rotating shaft 612 rotates therewith, thereby driving the belt body 611.

One side of the second workbench 31 close to the first workbench 21 is provided with a photoelectric sensor 7, and the photoelectric sensor 7 is used for judging whether paper enters the two belt bodies 611. When the front end of the paper passes through the photoelectric sensor 7, the photoelectric sensor 7 is triggered once, while the tail of the paper passes through the photoelectric sensor 7, and the photoelectric sensor 7 is triggered for the second time, so that the time for the tail of the paper to enter the two belt bodies 611 can be determined only by recording the even number of triggering times. The tail of the paper is determined by the photoelectric sensor 7, and then the time required for the paper to enter the embossing die 5 can be judged according to the moving speed of the paper driven by the transmission belt 61, so that the second motor 63 is controlled to stop rotating, and the embossing die 5 embosses the paper. And the photoelectric sensor 7 determines that the trigger signal belongs to the tail of the paper sheet in such a way that the trigger signal is triggered when the head of the paper sheet.

When the photoelectric sensor 7 senses that the paper enters the two belts 611, the first motor 23 and the first pneumatic telescopic rod 13 are controlled to stop, so that the paper is prevented from being blocked.

The collecting rack 102 has the same structure as the placing rack 101, and includes a side plate 11, a supporting plate 112, and a first electric telescopic rod 113. The collecting rack 102 is provided with a material pushing rod 15, the material pushing rod 15 has a telescopic structure matched with the side plates 11 at different intervals, the material pushing rod 15 is provided with a material pushing member 151, and two ends of the material pushing member 151 are respectively connected with the side plates 11 through second pneumatic telescopic rods 16, so that the paper falling into the support bracket 112 is pushed to the outer wall of the second workbench 31 by the material pushing member 151. Under the action of the second pneumatic telescopic rod 16, the paper falling into the support bracket 112 is pushed to the outer wall of the second workbench 31 by the pushing piece, so that the paper after embossing can be automatically sorted, and the time for sorting again by workers is reduced.

The side plate of the collecting rack 102 is also provided with a distance sensor 17, and the distance sensor 17 is used for acquiring the distance between the surface paper on the supporting plate 112 and the distance sensor 17, and can control the telescopic length of the first electric telescopic rod 113 so as to enable the surface paper on the supporting plate 112 to be at a constant height. The information of the distance from the surface paper on the supporting plate 112 to the distance sensor 17 is obtained by the distance sensor on the collecting frame 102, and the first electric telescopic rod 113 is controlled to descend after receiving the paper each time, so that the surface paper on the supporting plate 112 is at a constant height, and the embossed paper can be conveniently collected.

Preferably, the side plates 112 of the placing frame 101 and the collecting frame 102 are provided with rollers 18, so as to facilitate the adjustment of the distance between the two side plates 112.

When the automatic embossing machine of this embodiment is used, the second electric telescopic rod 117 is controlled to extend and retract according to the size of the paper to be embossed, so that the distance between the two side plates 112 is adapted to the size of the paper. The distance between the two limiting rods 82 and the distance between the two transmission belts 61 are adjusted according to the size of the paper, and the appropriate embossing die 5 is replaced according to the required embossed patterns.

The paper with the required embossing is placed on a supporting plate 112 of the placing rack 101, under the action of the pneumatic suction cups 14, the surface layer paper on the supporting plate 112 is adsorbed or released, the paper with the surface layer is moved to the paper conveying mechanism 2 through the first pneumatic telescopic rod 13, and after the surface layer paper is conveyed each time, the first electric telescopic rod 113 is controlled to ascend, so that the surface layer paper on the supporting plate 112 is at a constant height.

The paper passes through the guide roller shaft 24 and the feed roller shaft 22 in sequence, and enters the embossing mechanism 3 under the action of the two limiting rods 82. When the tail of the paper triggers the photoelectric sensor 7, the first motor 23 and the first pneumatic telescopic rod 13 are controlled to stop, and the paper is prevented from being blocked. Meanwhile, when the conveyor belt 61 reaches a predetermined time, the rotation is stopped. The embossing die 5 is moved toward the second table 31 by applying pressure to the pressure plate 42 by the hydraulic lever 43, and the sheet on the second table 31 is pressed with the emboss of the embossing die 5. When the hydraulic lever 43 is returned, the conveyor 61 is restarted to feed the embossed product to the collection frame 102.

Under the action of the second pneumatic telescopic rod 16, the paper falling into the bracket plate 112 is pushed to the outer wall of the second workbench 31 by the pushing piece. Meanwhile, after receiving the paper each time, the first electric telescopic rod 113 is controlled to descend, so that the surface paper on the supporting plate 112 is at a constant height, and the embossed paper can be conveniently collected.

Claims

1. An automatic embossing machine is characterized by comprising a workbench (1), and a placing rack (101) and a collecting rack (102) which are arranged at two sides of the workbench (1),

the rack (101) is used for placing unembossed paper, and the collecting rack (102) is used for collecting embossed paper; the workbench (1) comprises a paper feeding mechanism (2) and an embossing mechanism (3),

the paper feeding mechanism (2) comprises a first workbench (21), a plurality of feeding roller shafts (22) and a first motor (23), wherein the plurality of feeding roller shafts (22) are arranged, two ends of each feeding roller shaft (22) are sequentially and rotatably arranged on the first workbench (21) through connecting pieces (25), and one ends of the plurality of feeding roller shafts (22) are in transmission connection with the first motor (23) through a transmission belt (231);

the embossing mechanism (3) comprises a second workbench (31) and an embossing device, the second workbench (31) is positioned in the feeding direction of the feeding roller shaft (22) and is fixedly connected with the first workbench (21), the embossing device comprises a connecting rod (4), a fixing plate (41), a pressure plate (42), a hydraulic rod (43) and an embossing die (5), at least four connecting rods (4) are arranged, one end of each connecting rod (4) is fixedly connected with the second workbench (31), the other end of each connecting rod is fixedly connected with the fixing plate (41), the pressure plate (42) is located between the second stage (31) and the fixing plate (41), and is connected with the connecting rod (4) in a sliding way, one end of the hydraulic rod (43) is fixedly connected with the pressure plate (42), and the other end is fixedly connected with the fixing plate (41); the pressure plate (42) is provided with two through fixing grooves (421), the two fixing grooves (421) are positioned on two opposite sides of the pressure plate (42), the embossing die (5) is connected with the fixing grooves (421) through bolts (51) and faces the second workbench (31) so as to emboss paper on the second workbench (31) under the action of the hydraulic rod (43);

the pressure plate (42) is provided with a transmission mechanism, the transmission mechanism comprises a connecting frame (6), a transmission belt (61) and a transmission device, the connecting frame (6) is provided with two connecting frames (6) which are respectively positioned at two sides of the embossing die (5), the top of the connecting frame (6) is connected with the fixed groove (421) through a bolt (51), the transmission belt (61) comprises a belt body (611), a rotating shaft (612) and an abutting frame (613), the rotating shaft (612) is provided with two connecting frames which are respectively in transmission connection with two ends of the belt body (611), the abutting frame (613) is positioned in the belt body (611) and two ends of the abutting frame are respectively in rotation connection with the rotating shaft (612), and the bottom of the connecting frame (6) is abutted to the abutting frame (613) through a compression spring (62); the transmission device is used for driving the rotating shaft (612) so that paper between the two belt bodies (611) can enter or leave the embossing mechanism (3);

one side of the second workbench (31) close to the first workbench (21) is provided with a photoelectric sensor (7), and the photoelectric sensor (7) is used for judging whether paper enters the two belt bodies (611).

2. An automatic embossing machine as claimed in claim 1, characterized in that: the rack (101) and the collection frame (102) are identical in structure and comprise side plates (11), supporting plates (112) and first electric telescopic rods (113), two side plates (11) are arranged, the bottoms of the two side plates are connected with each other through a scissor type support (114), the scissor type support (114) comprises two cross hinged rod bodies, two ends of one rod body are hinged to the two side plates (11) respectively, two ends of the other rod body are connected with the two side plates (11) in a sliding mode respectively, a second electric telescopic rod (117) is arranged between the two rod bodies, and two ends of the second electric telescopic rod (117) are hinged to the rod body respectively, so that the distance between the two side plates (11) can be adjusted; the hinged part of the two rod bodies is connected with the workbench (1) through a connecting plate (111), and the two side plates (11) are abutted against the workbench (1); the support plate (112) is provided with a telescopic structure which is matched with the side plates (11) at different intervals, two sides of the support plate are respectively connected with the two side plates (11) in a sliding mode through a clamping piece (115) and a clamping groove (116) which are in sliding fit, one end of the first electric telescopic rod (113) is fixedly connected with the side plates (11), and the other end of the first electric telescopic rod is fixedly connected with the support plate (112).

3. An automatic embossing machine as claimed in claim 2, characterized in that: the automatic paper feeding device is characterized in that the placing rack (101) is provided with a feeding rod (12), the feeding rod (12) is of a telescopic structure, a plurality of pneumatic suckers (14) are arranged on the feeding rod (12), and two ends of the feeding rod are connected with the side plates (11) through first pneumatic telescopic rods (13) respectively, so that the pneumatic suckers (14) can adsorb or release surface layer paper on the supporting plate (112), and the surface layer paper is fed into the first workbench (21) under the action of the first pneumatic telescopic rods (13).

4. An automatic embossing machine as claimed in claim 3, characterized in that: paper feeding mechanism (2) still include guide roller axle (24), guide roller axle (24) are equipped with two and are located first workstation (21) with between rack (101), each guide roller axle (24) both ends are installed through connecting piece (25) respectively on first workstation (21), two guide roller axle (24) rotate with corresponding connecting piece (25) respectively and are connected to one end all is equipped with intermeshing's drive gear (241), is close to guide roller axle (24) the level of rack (101) is greater than another guide roller axle (24) the level, and pass through drive belt (231) and one pay-off roller axle (22) transmission is connected, so that the paper can pass through two the clearance of guide roller axle (24) gets into first workstation (21) with between pay-off roller axle (22).

5. An automatic embossing machine as claimed in claim 2, characterized in that: the collecting rack (102) is provided with a material pushing rod (15), the material pushing rod (15) is provided with a telescopic structure matched with the side plates (11) at different intervals, a material pushing piece (151) is arranged on the material pushing rod (15), and two ends of the material pushing rod (15) are connected with the side plates (11) through second pneumatic telescopic rods (16) respectively, so that paper falling into the supporting bracket plate (112) is pushed to the outer wall of the second workbench (31) by the material pushing piece (151).

6. An automatic embossing machine as claimed in claim 2, characterized in that: rack (101) and the curb plate of collecting frame (102) all is equipped with distance sensor (17), distance sensor (17) are used for surface course paper on bracket board (112) with the acquisition of distance between distance sensor (17) to can control the flexible length of first electric telescopic handle (113), so that surface course paper on bracket board (112) is in invariable height.

7. An automatic embossing machine as claimed in claim 1, characterized in that: transmission includes two second motors (63), two second motor (63) are located two respectively in the area body (611), and with butt frame (613) fixed connection, pivot (612) are equipped with annular (64), the internal fixation cover of annular (64) is equipped with first bevel gear (65), second motor (63) be equipped with second bevel gear (651) of first bevel gear (65) meshing, so that second motor (63) drive the area body (611) rotates, and makes two the area body (611) direction of rotation is opposite.

8. An automatic embossing machine as claimed in claim 1, characterized in that: the both sides of first workstation (21) are equipped with stop device (8) relatively, stop device (8) include mount (81), gag lever post (82) and threaded rod (83), mount (81) with first workstation (21) fixed connection, gag lever post (82) both ends pass through elastic expansion pole (84) with mount (81) fixed connection, threaded rod (83) slide and wear to locate in mount (81), and one end with gag lever post (82) fixed connection, the other end pass through nut (831) with mount (81) dorsad the one end butt of gag lever post (82).

9. An automatic embosser according to claim 8 wherein: gag lever post (82) orientation the one end of rack (101) is equipped with guide rod (821), guide rod (821) one end with gag lever post (82) fixed connection, guide rod (821) along the direction of paper removal towards first workstation (21) center slope.