CN116081031B - Compact equipment for servo adjustment and conveying of paper sheet position - Google Patents

Abstract

The invention discloses compact equipment for servo adjustment and conveying of paper sheet positions, which comprises a frame, a paper sheet blocking mechanism, a paper sheet position adjusting mechanism, a pressing wheel mechanism and a pressing roller conveying mechanism, wherein the paper sheet blocking mechanism, the paper sheet position adjusting mechanism, the pressing wheel mechanism and the pressing roller conveying mechanism are arranged on the frame. The automatic folding machine is suitable for position adjustment, positioning and conveying of packaging leathers with various sizes, and can automatically and accurately position the leathers in the width direction and the length direction of the leathers no matter how the sizes of the leathers change, accurately move the leathers to crease reference positions required by an automatic folding machine in a subsequent folding process, prepare for a subsequent folding process, and perfectly solve the problems that the alignment of the leathers caused by manual transfer of the leathers is low and secondary damage is caused to the leathers.

Description

Compact equipment for servo adjustment and conveying of paper sheet position

Technical Field

The invention relates to the technical field of woodworking packaging machinery, in particular to compact equipment for servo adjustment and conveying of paper sheet positions.

Background

In the woodworking industry, the plate furniture, the bedstead and the like need to be packaged after production and processing are finished, which plays a very important role in storage, transportation and sales of products.

Since there are a plurality of series of types and sizes of products, the sizes of the wrapping sheets are matched according to the actual sizes of the products in the actual production process.

At present, the existing automatic folding box equipment can fold the paper leathers with multiple sizes, and the reference is required to be adjusted to a designated position before the paper leathers enter the folding box equipment, for example, the crease position of a certain side is used as the reference, but the folding box equipment cannot automatically adjust the crease position of the paper leathers, and the work still requires operators to manually position the paper leathers with different sizes.

This procedure will lead to 3 problems:

1. the working intensity of operators is high, and the monotonous repeated labor is easy to cause fatigue so as to cause safety accidents;

2. The speed of the paper sheet is adjusted by an operator, so that the efficiency of the whole production line is directly affected, and once the operator leaves the post, the subsequent process cannot be performed;

3. According to leathers with different sizes, the position of the leathers is manually adjusted, and the position accuracy of the leathers can only be achieved by means of personal proficiency of operators and the quality of the cartons can not be guaranteed.

Disclosure of Invention

In view of the above, the present invention provides a compact apparatus for servo adjustment and conveyance of the sheet position, which is capable of automatically adjusting the sheet position to a position required for a subsequent process, such as a crease reference position required by an automatic box folding machine, according to a process requirement, and which can span a conveyor and be located close to one end of the conveyor, so that the apparatus does not occupy excessive additional space and has compact layout.

A compact apparatus for servo adjustment and conveyance of sheet positions, comprising:

a frame closely arranged at one end of the leatheroid conveyor and crossing the leatheroid conveyor,

The paper sheet conveying device comprises a paper sheet blocking mechanism, a paper sheet position adjusting mechanism, a pinch roller mechanism and a compression roller conveying mechanism, wherein the paper sheet blocking mechanism is arranged on a machine frame and used for blocking paper sheets on a paper sheet conveyor to position the paper sheets in the conveying direction;

The paper sheet position adjusting mechanism comprises a moving frame, a sponge sucker lifting mechanism, a sucker fixing piece, a sponge sucker and a paper sheet edge flattening mechanism, wherein the moving frame is movably arranged at the top of the frame through a moving frame transmission mechanism, the sponge sucker lifting mechanism is fixed on the moving frame, the sucker fixing piece is fixed at the bottom of the sponge sucker lifting mechanism, the sponge sucker is fixed at two ends of the sucker fixing piece, and the paper sheet edge flattening mechanism is arranged at two sides of the sponge sucker.

Preferably, the movable frame transmission mechanism comprises a support frame fixed on the movable frame, a frame driving motor fixed on the support frame, a gear arranged on an output shaft of the frame driving mechanism, and a rack fixed on one side of the top of the frame, wherein the gear is meshed with the rack.

Preferably, a sliding block is further fixed at the bottom of the moving frame, a guide rail parallel to the rack is fixed at the top of the frame, and the sliding block is clamped on the guide rail and can slide along the guide rail.

Preferably, a stop block is further arranged at the top of the frame.

Preferably, the sponge sucking disc elevating system includes the first support piece of fixing on moving the frame, fixes sucking disc lift cylinder on first support piece, fixes the first connecting piece at the piston rod tip of sucking disc lift cylinder, first connecting piece and sucking disc mounting fixed connection, installs sucking disc lift slider on the side of sucking disc mounting towards moving the frame, installs sucking disc lift guide on moving the corresponding side of frame, and sucking disc lift slider activity card is established in sucking disc lift guide.

Preferably, the paper sheet edge flattening mechanism comprises a second connecting piece, a second supporting piece, a flattening cylinder and a pressing rod, wherein the second connecting piece is respectively fixed on one side of the tops of the two sponge suction cups, the second supporting piece is fixed on the second connecting piece, the flattening cylinder is fixed on the second supporting piece, and the pressing rod is horizontally arranged and fixed with piston rods of the two flattening cylinders.

Preferably, the pinch roller mechanism comprises a bracket fixed on two frame legs of the frame, a frame lifting cylinder fixed on the bracket, a pinch roller component fixing frame with two ends respectively connected with piston rods of the two frame lifting cylinders, and a plurality of groups of pinch roller components fixed in the pinch roller component fixing frame, wherein a frame guide rail is fixed on the side face of the bracket, facing the pinch roller component fixing frame, of the bracket, a frame sliding block clamped on the frame guide rail is fixed on the outer side face of the end part of the pinch roller component fixing frame, and the paper sheet blocking mechanism is fixed on the side face, facing the paper sheet conveyor, of the pinch roller component fixing frame.

Preferably, the press wheel assembly comprises two press wheel brackets fixed on the press wheel assembly fixing frame, a press wheel cylinder fixed on the top of the press wheel bracket through a trunnion bracket and enabling a piston rod of the press wheel cylinder to penetrate through the press wheel bracket, a press wheel connected with the piston rods of the two press wheel cylinders through a rotating shaft, and a swing rod, wherein one end of the swing rod is connected with the rotating shaft, and the other end of the swing rod is connected with a swing rod fixing piece fixed on the inner side surface of the press wheel bracket.

Preferably, the leatheroid blocking mechanism comprises two mounting frames fixed on the inner sides of two end parts of the fixed frame of the pinch roller assembly, blocking air cylinders fixed on the mounting frames, and baffle plates with two ends connected with piston rods of the two blocking air cylinders respectively, wherein a blocking guide rail is vertically fixed on the inner side surfaces of the two end parts of the fixed frame of the pinch roller assembly, and blocking sliding blocks clamped on the corresponding blocking guide rails are fixed on the two mounting frames.

Preferably, the press roller conveying mechanism comprises bearing seats fixed on two frame legs of the frame, rollers arranged between the two bearing seats, a third supporting piece fixed on the side surface of the frame, a roller driving motor fixed on the third supporting piece, and a belt transmission mechanism for connecting the rollers and the roller driving motor;

The belt transmission mechanism comprises a driving synchronous wheel fixed on the output shaft of the roller driving motor, a driven synchronous wheel fixed at the corresponding end part of the roller, and a synchronous belt arranged on the driving synchronous wheel and the driven synchronous wheel.

The beneficial effects of the invention are as follows:

1. The automatic folding machine is suitable for position adjustment, positioning and conveying of packaging leathers with various sizes, the equipment can automatically and accurately position the leathers in the width direction and the length direction of the leathers no matter how the sizes of the leathers change, and can accurately move the leathers to crease reference positions required by an automatic folding machine in a subsequent folding process, so that preparation is made for a subsequent folding process, the problems that the leathers are aligned inefficiently and secondary damage is caused to the leathers due to manual paper transfer are perfectly solved, the conditions of line blockage, production efficiency influence and the like are avoided, too high capacity and too long rest time of part of machines are avoided, workers can quickly check the quality of the leathers, and adhered waste is removed, and the preparation is made for the subsequent process.

2. The paper sheet positioning device is arranged at one end of the paper sheet conveyor next to the paper sheet conveyor, and spans the paper sheet conveyor to be arranged above the paper sheet conveyor, so that the device does not occupy excessive extra space, is compact in layout, effectively saves space, realizes automation in accurate paper sheet positioning in the width direction and the length direction of the paper sheet, does not need manual operation, and greatly improves production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a compact apparatus for servo adjustment and conveyance of sheet positions according to the present invention.

Fig. 2 is a schematic structural view of the frame.

Fig. 3 is a schematic structural view of the sheet position adjusting mechanism.

Fig. 4 is a schematic view of the bottom view of the sheet position adjusting mechanism.

Fig. 5 is a schematic diagram of the connection of the sponge sucker lifting mechanism with the sponge sucker and the leatheroid edge flattening mechanism.

Fig. 6 is a schematic structural view of the sheet edge flattening mechanism.

Fig. 7 is a schematic structural view of the platen roller conveying mechanism.

FIG. 8 is an enlarged view of the structure of the belt drive mechanism connecting the drum and the drum drive motor.

FIG. 9 is a schematic diagram of the pinch roller mechanism and the sheet blocking mechanism.

FIG. 10 is an enlarged view of the structure of the puck mechanism.

Figure 11 is a schematic diagram of the structure of a puck assembly.

The meaning of the reference numerals in the figures is:

1 is a rack, 110 is a rack leg, 130 is a guide rail, 140 is a rack, and 150 is a stop block;

2 is a paper sheet position adjusting mechanism, 210 is a moving frame, 211 is a sliding block;

220 is a moving frame transmission mechanism, 221 is a planetary reducer, 222 is a frame driving motor, 223 is a gear, 224 is a supporting frame;

230 is a sponge sucker lifting mechanism, 231 is a sucker lifting cylinder, 232 is a first supporting piece, 233 is a first connecting piece, 234 is a sucker fixing piece, 235 is a sponge sucker, 236 is a sucker lifting guide rail, 237 is a sucker lifting slide block;

240 is a paper sheet edge flattening mechanism, 241 is a flattening cylinder, 242 is a second supporting piece, 243 is a compression bar, and 244 is a second connecting piece;

3 is a compression roller conveying mechanism, 310 is a roller driving motor, 320 is a speed reducer, 330 is a synchronous belt, 340 is a driving synchronous wheel, 350 is a third supporting piece, 360 is a driven synchronous wheel, 370 is a roller, and 380 is a bearing seat;

4 is a pinch roller mechanism, 311 is a frame lifting cylinder, 312 is a bracket, 313 is a pinch roller component fixing frame, 314 is a frame guide rail, and 315 is a frame sliding block;

320 is a pinch roller assembly, 321 is a pinch roller cylinder, 322 is a pinch roller, 323 is a rotating shaft, 324 is a pinch roller bracket, 325 is a trunnion bracket, 326 is a swing rod, 327 is a swing rod fixing piece;

330 leatheroid blocking mechanisms, 331 of blocking cylinders, 332 of mounting racks, 333 of blocking guide rails, 334 of blocking sliding blocks and 335 of baffles;

and 5 is a paper sheet blocking mechanism.

Detailed Description

For a better understanding of the technical solution of the present invention, the following detailed description of the embodiments of the present invention refers to the accompanying drawings.

It should be understood that the described embodiments are merely some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

The application will now be described in further detail with reference to specific examples thereof in connection with the accompanying drawings.

In the description of the present application, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying any particular importance unless otherwise expressly specified or stated, the term "plurality" is intended to be broadly interpreted as referring to two or more, the terms "connected," "secured," etc., as broadly interpreted, for example, as referring to a fixed connection, a removable connection, or an integral connection, as being directly or indirectly via an intervening medium. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, it should be understood that the terms "upper", "lower", "left", "right" and the like in the embodiments of the present application are described in terms of angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.

The invention provides compact equipment for servo adjustment and conveying of a paper sheet position, which is arranged at one end of a paper sheet conveyor next to the paper sheet conveyor and is erected above the paper sheet conveyor across the paper sheet conveyor. No matter how the paper sheet size changes, the equipment can automatically and accurately position the paper sheet in the width direction and the length direction of the paper sheet, accurately move the paper sheet to a crease reference position required by an automatic box folding machine in a later box folding process, prepare for a subsequent box folding process, and perfectly solve the problems that the alignment of the paper sheet caused by manual paper sheet transfer is low in efficiency and secondary damage can be caused to the paper sheet.

The compact equipment for servo adjustment and conveying of the leatheroid position comprises a frame 1, a leatheroid blocking mechanism 5, a leatheroid position adjusting mechanism 2, a pinch roller mechanism 4 and a compression roller conveying mechanism 3, wherein the leatheroid blocking mechanism 5, the leatheroid position adjusting mechanism 2, the pinch roller mechanism 4 and the compression roller conveying mechanism 3 are all arranged on the frame 1.

The machine frame 1 is tightly attached to one end of the leatheroid conveyor and spans across the leatheroid conveyor, and the machine frame 1 is used for fixedly supporting the leatheroid blocking mechanism 5, the leatheroid position adjusting mechanism 2, the pinch roller mechanism 4 and the compression roller conveying mechanism 3.

The leatheroid blocking mechanism 5 is used for blocking leatheroid on the leatheroid conveyer so as to position the leatheroid in the conveying direction, the leatheroid position adjusting mechanism 2 is used for transversely moving the leatheroid stopped on the leatheroid conveyer to a specified position in the width direction of the leatheroid, the pressing wheel mechanism 4 is used for pressing the leatheroid on the pressing roller conveying mechanism 3, and the pressing roller conveying mechanism 3 is used for conveying the leatheroid to the next station.

Specifically, the leatheroid blocking mechanism 5 is mounted on the pinch roller mechanism 4, the pinch roller mechanism 4 and the press roller conveying mechanism 3 are both mounted on the frame legs 110 of the frame 1, the pinch roller mechanism 4 is located above the press roller conveying mechanism 3, and the leatheroid position adjusting mechanism 2 is mounted on the top of the frame 1.

The paper sheet position adjusting mechanism 2 comprises a moving frame 210 movably arranged at the top of the frame 1 through a moving frame transmission mechanism 220, a sponge sucker lifting mechanism 230 fixed on the moving frame 210, sucker fixing pieces 234 fixed at the bottom of the sponge sucker lifting mechanism 230, sponge suckers 235 fixed at two ends of the sucker fixing pieces 234, and paper sheet edge flattening mechanisms 240 arranged at two sides of the sponge suckers 235.

The moving frame 210 is a rectangular square frame formed by welding square pipes, and the moving frame 210 can move transversely at the top of the frame 1 under the drive of the moving frame transmission mechanism 210, so as to drive the sponge sucker lifting mechanism 230, the sponge sucker 235 and the leatheroid edge flattening mechanism 240 arranged on the moving frame to move transversely synchronously.

The moving frame transmission mechanism 210 comprises a supporting frame 224 fixed on the moving frame 210, a frame driving motor 222 fixed on the supporting frame 224, a gear 223 arranged on an output shaft of the frame driving mechanism 222, and a rack 140 fixed on one side of the top of the frame 1, wherein the gear 223 is meshed with the rack 140. When the frame driving motor 222 is started, since the gear 223 is engaged with the rack 140, the frame driving motor 222 can drive the moving frame 210 to move laterally along the rack 140. A planetary reducer 221 is also mounted on the frame driving motor 222.

Preferably, a sliding block 211 is further fixed at the bottom of the moving frame 210, a guide rail 130 parallel to the rack 140 is fixed at the top of the frame 1, the guide rail 130 is located at the opposite side of the rack 140, and the sliding block 211 is clamped on the guide rail 130 and can slide along the guide rail 130. By arranging the sliding block 211 at the bottom of the moving frame 210 and arranging the guide rail 130 at the top of the frame 1, the sliding block 211 is clamped on the guide rail 130, so that not only is the guiding function realized, but also the stability of the lateral movement of the moving frame 210 can be increased, and the movement of the moving frame 210 is smoother.

Preferably, the two sides of the top of the frame 1 are further provided with a stop 150, and the stop 150 can form a hard limit to prevent the leatheroid position adjusting mechanism 2 from colliding with other structures when moving transversely.

The sponge suction cup lifting mechanism 230 includes a first support 232 fixed to the moving frame 210, a suction cup lifting cylinder 231 fixed to the first support 232, and a first connection member 233 fixed to the end of a piston rod of the suction cup lifting cylinder 231.

The first supporting member 232 is fixed to the moving frame 210 by a fastening member such as a bolt, and is used for fixedly supporting the suction cup lifting cylinder 231. The piston rod of the suction cup lifting cylinder 231 vertically passes through the first supporting member 232 downwards and is fixed with the first connecting member 233, and the suction cup lifting cylinder 231 can provide power in the up-down direction, so that the stroke of the sponge suction cup lifting mechanism 230 in the vertical direction is enlarged. The first connecting member 233 has a U-shaped structure, and is clamped at the middle of the suction cup fixing member 234, and is fixed to the suction cup fixing member 234 by a fastening member such as a bolt, and the two sponge suction cups 235 are respectively fixed to both ends of the suction cup fixing member 234 by two L-shaped corner pieces. When the suction cup lifting cylinder 231 is started, the suction cup lifting cylinder 231 drives the two sponge suction cups 235 to move up and down by driving the first connecting piece 233 and the suction cup fixing piece 234.

The suction cup fixing member 234 is positioned obliquely below the moving frame 210 and parallel to the moving frame 210. The side of the suction cup fixing member 234 facing the moving frame 210 is provided with a suction cup lifting slide block 237, the corresponding side of the moving frame 210 is provided with a suction cup lifting guide rail 236, and the suction cup lifting slide block 237 is movably clamped in the suction cup lifting guide rail 236. Through set up sucking disc lift slider 237 on sucking disc mounting 234, set up sucking disc lift guide 236 on moving frame 210, not only can play the guide effect to the up-and-down motion of sponge sucking disc 235, but also can increase the stability of sponge sucking disc 235 up-and-down motion, make the up-and-down motion of sponge sucking disc 235 more steady.

The paper sheet edge flattening mechanism 240 is provided with two paper sheet edge flattening mechanisms, which are respectively positioned at two sides of the sponge sucker 235. The paper sheet edge flattening mechanism 240 comprises a second connecting piece 244, a second supporting piece 242, a flattening cylinder 241 and a pressing rod 243, wherein the second connecting piece 244 is provided with two sponge suction cups 235, and the two sponge suction cups are respectively fixed on one sides of the tops of the left sponge suction cup and the right sponge suction cup. A second supporting member 242 is fixed to a side surface of each second connecting member 244, and a flattening cylinder 241 is fixed to each second supporting member 242, and a piston rod of the flattening cylinder 241 vertically passes through the second supporting member 242 downward. Both ends of the compression rod 243 are respectively fixed with piston rods of the left and right flattening cylinders 241. When the left flattening cylinder 241 and the right flattening cylinder 241 are started, the piston rods of the left flattening cylinder 241 and the right flattening cylinder 241 can drive the pressing rod 243 to move up and down, so that leathers which do not enter the pressing wheel and the edge of the pressing roller mechanism and are tilted are flattened, interference is avoided, and the leathers are sucked by the sponge sucker 235 conveniently.

In this embodiment, the flattening cylinder 241 is a pen-shaped cylinder, and the first supporting member 232, the second supporting member 242, the first connecting member 233 and the second connecting member 244 are all sheet metal parts.

The pinch roller mechanism 4 comprises a bracket 312 fixed on two frame legs 110 of the frame 1, a frame lifting cylinder 311 fixed on the bracket 312, a pinch roller assembly fixing frame 313 with two ends respectively connected with piston rods of the two frame lifting cylinders 311, and a plurality of groups of pinch roller assemblies 320 fixed in the pinch roller assembly fixing frame 313. The frame lifting cylinder 311 can lift or descend the whole pinch roller mechanism 4, so that the leathers can smoothly enter the pinch roller and compression roller structure, and the pinch roller assembly 320 moves again after the whole pinch roller mechanism 4 descends.

A frame rail 314 is fixed to the side of the support 312 facing the pressing wheel assembly fixing frame 313, and a frame slider 315 is fixed to the outer side of the end of the pressing wheel assembly fixing frame 313, which is clamped to the frame rail 314. By providing the frame rail 314 and the frame slider 315, the entire lifting or lowering of the entire pinch roller mechanism 4 can be guided.

After the paper sheet position on the conveyor is precisely moved to the crease reference position required by the automatic box folding machine in the subsequent box folding process through the paper sheet position adjusting mechanism 2, the frame lifting cylinder 311 drives the whole pressing wheel mechanism 4 to move downwards, and then the system controls the pressing wheel assembly 320 at the corresponding position to act according to the paper sheet width, so that the paper sheet is pressed on the pressing roller conveying mechanism 3.

The press wheel assembly 320 includes two press wheel brackets 324 fixed on the press wheel assembly fixing frame 313, a press wheel cylinder 321 fixed on the top of the press wheel brackets 324 through a trunnion bracket 325 and having its piston rod pass through the press wheel brackets 324, a press wheel 322 connected with the piston rods of the two press wheel cylinders 321 through a rotating shaft 323, and a swing rod 326, one end of the swing rod 326 is connected with the rotating shaft 323, and the other end is connected with a swing rod fixing piece 327 fixed on the inner side surface of the press wheel brackets 324. When the pinch roller cylinder 321 is started, a piston rod of the pinch roller cylinder 321 moves downwards along with the pinch roller 322 to press the paperboard, meanwhile, as the rotating shaft 323 is fixed with the swing rod fixing piece 327 on the inner side of the pinch roller bracket 324 through the swing rod 326, the swing rod 326 can slightly swing downwards along with the downward movement of the pinch roller 322, so that the pinch roller 322 performs small-amplitude arc motion, and meanwhile, the pinch roller cylinder 321 also swings slightly.

In this embodiment, the number of the press wheel assemblies 320 in the press wheel assembly fixing frame 313 is 7, and the number of press wheels in each set of press wheel assemblies 320 is 4, and the press wheels are made of polyurethane. The system can control the actions of the pinch roller assemblies 320 at different positions according to the width of the leathers, the leathers are pressed on the press roller conveying mechanism 3, the accurate conveying distance is prevented from slipping, and the 7 groups of pinch roller assemblies 320 can independently control the lifting of the leathers so as to adapt to the leathers with different widths.

The sheet blocking mechanism 5 is fixed on the side of the pinch roller assembly fixing frame 313 facing the sheet conveyor.

The leatheroid blocking mechanism 5 comprises a mounting frame 332, a blocking cylinder 331 and a baffle 335, wherein the mounting frame 332 is provided with two, and the two are respectively fixed on the inner sides of the left end and the right end of the pressing wheel assembly fixing frame 313. Each mounting frame 332 is fixedly provided with a blocking air cylinder 331, and piston rods of the left blocking air cylinder 331 and the right blocking air cylinder 331 are connected with corresponding end parts of the baffle 335. When the blocking cylinder 331 is started, the piston rod of the blocking cylinder 331 can move up and down with the baffle 335, so that the leathers on the leatheroid conveyor can be blocked to be positioned in the conveying direction.

The inner sides of the two ends of the pressing wheel assembly fixing frame 313 are vertically fixed with a blocking guide rail 333, and the two mounting frames 332 are respectively fixed with a blocking slider 334 which is clamped on the corresponding blocking guide rail 333. By providing the blocking rail 333 and the blocking slider 334, the up-and-down movement of the shutter 335 can be guided.

In this embodiment, the blocking rail 333 is a pen cylinder.

The roller conveying mechanism 3 comprises bearing blocks 380 respectively fixed on two frame legs 110 of the frame 1, a roller 370 arranged between the two bearing blocks 380, a third supporting member 350 fixed on the side surface of the frame 1, a roller driving motor 310 fixed on the third supporting member 350, and a belt transmission mechanism for connecting the roller 370 and the roller driving motor 310.

The belt transmission mechanism includes a driving synchronizing wheel 340 fixed on an output shaft of the drum driving motor 310, a driven synchronizing wheel 360 fixed on a corresponding end of the drum 370, and a timing belt 330 disposed on the driving synchronizing wheel 340 and the driven synchronizing wheel 360.

When the roller driving motor 310 is started, the roller driving motor 310 can drive the driving synchronous wheel 340 to rotate, and the driving synchronous wheel 340 transmits power to the driven synchronous wheel 360 through the synchronous belt 330, so that the roller 370 rotates, and the roller 370 and the pinch roller 322 are matched to realize synchronous conveying of the paper sheet accurately without relative sliding after the paper sheet is positioned and stopped, so that the position accuracy of the paper sheet at a next station such as a box folding machine is ensured. The outer layer of the roller 370 is coated with polyurethane to increase its friction.

The position of the pressing roller conveying mechanism 3 in the height direction can be adjusted by the installation height of a bearing seat fixed on the frame 1.

In this embodiment, the third supporting member 350 is a sheet metal member.

The equipment such as the motors, the air cylinders and the like in the paper sheet blocking mechanism 5, the paper sheet position adjusting mechanism 2, the pinch roller mechanism 4 and the compression roller conveying mechanism 3 are controlled by an electric control system. The electric control system can be a control system of the whole automatic folding box production line, and also can be an independently arranged control system, and consists of electric elements such as a power supply, a safety device, a switch device, a control device, an electric cabinet, a cable and the like, so that the machine can be ensured to operate according to the design process and the rhythm.

Meanwhile, the air cylinders in the leatheroid blocking mechanism 5, the leatheroid position adjusting mechanism 2, the pinch roller mechanism 4 and the compression roller conveying mechanism 3 provide compressed air through an air source treatment air supply system so as to drive the air cylinders to act. The air source treatment air supply system consists of a filtering pressure reducing valve, an electromagnetic valve, auxiliary parts (such as an adapter air pipe) and an installation supporting part.

The operation process of the compact equipment for servo adjustment and conveying of the paper sheet position provided by the invention is as follows:

When the conveyor detects that the leathers are placed above the conveyor, the conveyor is started and conveys the leathers, when the photoelectric switch on the conveyor detects that the leathers are conveyed to a certain position, the conveyor is decelerated, at the moment, the leathers blocking mechanism 5 descends to block the leathers, and meanwhile, the photoelectric switch at the tail end of the conveyor detects whether the leathers are in place or not, and then the conveyor stops working;

After the conveyor stops working, the paper sheet position adjusting mechanism 2 starts to act, the moving frame transmission mechanism 220 carries the sponge sucker 235 to transversely move to the upper side of the paper sheet, at the moment, the sponge sucker 235 and the sucker lifting cylinder 231 for controlling the sponge sucker 235 to vertically move simultaneously work, the paper sheet is sucked up, transversely moves to a designated position and then is put down, and the positioning of the paper sheet in the width direction is completed;

then the whole pinch roller mechanism 4 descends, the system controls the pinch roller component 320 at the corresponding position to act according to the width of the paper sheet, and the pinch roller cylinder 321 of the pinch roller component 320 drives the pinch roller 322 to move downwards to press the paper sheet on the roller 370;

then, the roller driving motor 310 of the roller conveying mechanism 3 drives the roller 370 to rotate, so that the paper sheet is conveyed forward to the next station, and the conveying distance can be accurately controlled.

After the device completes the position adjustment of a sheet of paper and each process of conveying, each mechanism is reset to the initial position and waits for the next sheet of paper.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the invention.

Claims (8)

1. A compact device for servo adjustment and conveyance of the position of a sheet, comprising:

a frame closely arranged at one end of the leatheroid conveyor and crossing the leatheroid conveyor,

The paper sheet conveying device comprises a paper sheet blocking mechanism, a paper sheet position adjusting mechanism, a pinch roller mechanism and a compression roller conveying mechanism, wherein the paper sheet blocking mechanism is arranged on a machine frame and used for blocking paper sheets on a paper sheet conveyor to position the paper sheets in the conveying direction;

The paper sheet position adjusting mechanism comprises a moving frame movably arranged at the top of the frame through a moving frame transmission mechanism, a sponge sucker lifting mechanism fixed on the moving frame, sucker fixing pieces fixed at the bottom of the sponge sucker lifting mechanism, sponge suckers fixed at two ends of the sucker fixing pieces, and paper sheet edge flattening mechanisms arranged at two sides of the sponge suckers;

The pinch roller mechanism comprises a bracket fixed on two frame legs of the frame, a frame lifting cylinder fixed on the bracket, a pinch roller component fixing frame with two ends respectively connected with piston rods of the two frame lifting cylinders, and a plurality of groups of pinch roller components fixed in the pinch roller component fixing frame, a frame guide rail is fixed on the side face of the bracket, facing the pressing wheel assembly fixing frame, a frame sliding block clamped on the frame guide rail is fixed on the outer side face of the end part of the pressing wheel assembly fixing frame, and the leatheroid blocking mechanism is fixed on the side face, facing the leatheroid conveyor, of the pressing wheel assembly fixing frame;

The pinch roller assembly comprises two pinch roller brackets fixed on a pinch roller assembly fixing frame, a pinch roller cylinder fixed at the top of the pinch roller bracket through a trunnion bracket and enabling a piston rod of the pinch roller cylinder to penetrate through the pinch roller bracket, a pinch roller connected with the piston rods of the two pinch roller cylinders through a rotating shaft, and a swinging rod, wherein one end of the swinging rod is connected with the rotating shaft, and the other end of the swinging rod is connected with a swinging rod fixing piece fixed on the inner side surface of the pinch roller bracket.

2. The compact device for servo-adjusting and transporting of leatheroid according to claim 1, wherein the moving frame transmission mechanism comprises a support frame fixed on the moving frame, a frame driving motor fixed on the support frame, a gear provided on an output shaft of the frame driving mechanism, and a rack fixed on a top side of the frame, the gear being engaged with the rack.

3. The compact device for servo adjustment and conveyance of leatheroid according to claim 2, wherein a sliding block is further fixed to the bottom of the moving frame, a guide rail parallel to the rack is fixed to the top of the frame, and the sliding block is clamped on the guide rail and can slide along the guide rail.

4. A compact device for servoing the position of a sheet and for feeding it according to any one of claims 1-3, characterised in that the top of the frame is also provided with a stop.

5. The compact equipment for servo adjustment and transportation of leatheroid position according to claim 1, wherein the sponge sucker lifting mechanism comprises a first supporting member fixed on the moving frame, a sucker lifting cylinder fixed on the first supporting member, and a first connecting member fixed on the end of a piston rod of the sucker lifting cylinder, the first connecting member is fixedly connected with the sucker fixing member, a sucker lifting slider is mounted on the side of the sucker fixing member facing the moving frame, a sucker lifting guide rail is mounted on the corresponding side of the moving frame, and the sucker lifting slider is movably clamped in the sucker lifting guide rail.

6. The apparatus of claim 1, wherein the sheet edge flattening mechanism comprises a second connecting member fixed to one side of the tops of the two sponge suction cups, a second supporting member fixed to the second connecting member, a flattening cylinder fixed to the second supporting member, and a horizontally disposed pressing rod fixed to the piston rods of the two flattening cylinders.

7. The compact equipment for servo adjustment and transportation of paper sheet position according to claim 1, wherein the paper sheet blocking mechanism comprises two mounting frames fixed on the inner sides of two end parts of the pressing wheel assembly fixing frame, blocking air cylinders fixed on the mounting frames, and baffle plates with two ends respectively connected with piston rods of the two blocking air cylinders, wherein a blocking guide rail is vertically fixed on the inner side surface of the two end parts of the pressing wheel assembly fixing frame, and blocking sliding blocks clamped on the corresponding blocking guide rails are fixed on the two mounting frames.

8. The compact equipment for servo adjustment and transportation of leatheroid according to claim 1, wherein the press roll transportation mechanism comprises bearing blocks fixed on two frame legs of the frame, a roller disposed between the two bearing blocks, a third support fixed on a side of the frame, a roller driving motor fixed on the third support, and a belt transmission mechanism for connecting the roller and the roller driving motor;

The belt transmission mechanism comprises a driving synchronous wheel fixed on the output shaft of the roller driving motor, a driven synchronous wheel fixed at the corresponding end part of the roller, and a synchronous belt arranged on the driving synchronous wheel and the driven synchronous wheel.