CN210126384U

CN210126384U - Full-automatic canvas nail tightening machine

Info

Publication number: CN210126384U
Application number: CN201822051036.9U
Authority: CN
Inventors: 漆云辉; 刘金童; 王俊豪; 桑哲程
Original assignee: Ailve Robot Technology (changshu) Co Ltd
Current assignee: Ailve Robot Technology (changshu) Co Ltd
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2020-03-06
Anticipated expiration: 2028-12-07

Abstract

The utility model discloses a full-automatic canvas tightener, tighten nail mechanism including the first nail mechanism and the second that tighten that the structure is the same, first nail mechanism and the second of tightening is tightened nail mechanism and is set up perpendicularly, consequently need not to rotate the frame and can tighten the nail to two sets of relative limits of frame, the second tighten the feed end of nail mechanism with the first discharge end of tightening nail mechanism meets, and both closely link up and make equipment compacter, turn to dog-ear mechanism and be in slide between the discharge end top of first nail mechanism and the second of tightening the material loading end top of nail mechanism, from first nail mechanism of tightening of frame and moving to the second nail mechanism of tightening, the second tightens the discharge end frame of nail mechanism and is equipped with the unloading module, and the frame that the nail was accomplished will be tightened automatically is sent to the conveyer belt on, by the conveyer belt output, realizes the disposable full-automatic nail of frame and accomplishes, and degree of automation is high.

Description

Full-automatic canvas nail tightening machine

Technical Field

The utility model relates to a frameless picture processing field, concretely relates to automatic canvas nail tightening machine.

Background

The frameless picture is a picture without an outer frame as the name implies, and is the trend of modern decoration. Because the cost of the outer frame is reduced, the outer frame is more economical, has more original taste and better accords with the aesthetic concept of modern people.

The method for stretching the canvas on the picture frame or the plate by the traditional frameless picture is manual, or the canvas is stretched by some simple tools, the manual cloth stretching mode is that a worker stretches the canvas by cloth stretching pliers and then nails the canvas, the worker is required to stretch the canvas once when the worker beats one nail, the manual operation wastes time and labor, and the tightness degree of the canvas stretching is inconsistent, so that the requirement is difficult to achieve.

Consequently, the illustrated frame of patent of chinese patent number 201621188761.5 is tightened and is nailed equipment has been proposed among the prior art, but this equipment only can carry out the canvas to the relative both sides of drawing frame at every turn and tighten the nail, when carrying out the canvas to drawing frame other both sides and tightening the nail, need the manual work to turn to the frame, carry out dog-ear to another canvas of treating the nail limit simultaneously, guarantee that the canvas edge is hidden completely at the frame back, then put canvas and frame into again and tighten nail equipment and tighten the nail, this kind of equipment can not disposable processing finished product, machining efficiency depends on the manual work and turns to dog-ear speed, degree of automation is low, the operation is complicated, and production cost is higher.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a nail is tightened to all limits of drawing frame to disposable completion, need not artifical the participation to turn to the drawing frame midway, need not frequently to change the dimensional parameter who tightens the nailing machine, improves the canvas and tightens the work efficiency and the degree of automation of nail.

In order to solve the technical problem, the utility model provides a full-automatic canvas nail tightening machine, which comprises a first nail tightening mechanism and a second nail tightening mechanism with the same structure, wherein the first nail tightening mechanism and the second nail tightening mechanism are vertically arranged, the feed end of the second nail tightening mechanism is connected with the discharge end of the first nail tightening mechanism, a steering bevel mechanism slides between the discharge end of the first nail tightening mechanism and the upper part of the feed end of the second nail tightening mechanism, the discharge end frame of the second nail tightening mechanism is provided with a blanking module, the first nail tightening mechanism comprises a platform frame, a moving platform, a nail tightening frame and a nail tightening module, the moving platform is arranged on the platform frame through a horizontal moving component, the moving platform comprises a support frame connected with the horizontal moving component, two lifting platforms arranged side by side along the moving direction of the support frame and a limit strip arranged above two sides of the support frame, the limiting strips move relatively through a first fine adjustment assembly, the nail tightening machine is erected above the middle of the platform frame, the nail tightening modules are symmetrically arranged on two sides of the nail tightening machine frame, each nail tightening module comprises a cutter clamping assembly, a nail gun assembly and a second fine adjustment assembly, the second fine adjustment assemblies are arranged on the nail tightening machine frame, the cutter clamping assemblies and two ends of the nail gun assemblies are connected with the second fine adjustment assemblies through connecting plates, the second fine adjustment assemblies drive the two cutter clamping assemblies and the nail gun assemblies to move relatively, the steering angle folding mechanism comprises a steering frame, a first clamp assembly, a second clamp assembly, a third clamp assembly and a fourth clamp assembly are respectively arranged at four corners of the steering frame through Z-axis cylinders, the Z-axis cylinders are further connected with angle folding assemblies, each angle folding assembly comprises an angle folding cylinder which is obliquely arranged and an angle folding plate which is connected with a push rod of the angle folding cylinder, the angle plates are arranged in parallel, and electric pressing frame cylinders are further arranged at four corners of the steering frame.

Further, first anchor clamps subassembly, second anchor clamps subassembly, third anchor clamps subassembly and fourth anchor clamps subassembly structure are the same, first anchor clamps subassembly includes briquetting, briquetting cylinder and briquetting connecting rod, the briquetting cylinder is provided with two perpendicularly each other, the push rod of briquetting cylinder deviates from mutually, the briquetting with the push rod of briquetting cylinder rotates to be connected, the briquetting connecting rod is connected the briquetting with the briquetting cylinder.

Furthermore, the first clamp assembly is fixed at one corner of the steering frame through a Z-axis cylinder, the second clamp assembly and the third clamp assembly which are adjacent to the first clamp assembly are respectively connected with a first X-axis screw rod sliding table and a first Y-axis screw rod sliding table on the steering frame through Z-axis cylinders, the fourth clamp assembly which is opposite to the first clamp assembly is connected with a second Y-axis screw rod sliding table on a first Y-axis connecting rod through Z-axis cylinders, the first Y-axis connecting rod is connected with a second X-axis screw rod sliding table on the steering frame, the second clamp assembly is fixed at one end of the first Y-axis connecting rod through a Z-axis cylinder, the first Y-axis connecting rod is erected between the first X-axis screw rod sliding table and the second X-axis screw rod sliding table, the second Y-axis connecting rod is connected with the first X-axis screw rod sliding table and the second X-axis screw rod sliding table through bevel gears, and the steering motor drives the second Y-axis connecting rod to rotate.

Further, the knife clamping assembly comprises a mounting plate, a fixed blade, a movable blade and a clamping cylinder, the fixed blade is mounted at the bottom of the mounting plate, the knife edge of the fixed blade inclines downwards, the movable blade is located above the fixed blade and is driven by the clamping cylinder, and the mounting plate is fixed at the end part of the connecting plate.

Further, the movable blade with the mounting panel rotates to be connected, die clamping cylinder passes through the cylinder connecting plate to be installed on the mounting panel, die clamping cylinder is provided with a plurality ofly side by side, die clamping cylinder promotes the relative fixed blade of movable blade rotates the opening and shutting.

Further, the nail gun assembly comprises a mounting post, a fixing plate and a nail gun, the fixing plate is buckled on the upper surface of the end part of the nail gun, the fixing plates are connected to the side surface of the mounting post side by side, the fixed plate is provided with a suspension mechanism which comprises an L-shaped fixed seat, a linear guide rail, a heavy-duty slide block and an L-shaped fixed frame, the linear guide rail is fixed on the fixed seat, the heavy slide block is matched with the linear guide rail, the heavy slide block is fixed on the fixed frame, the fixed frame is fixedly connected with the fixed plate, the mounting column is clamped between the two connecting plates, the end part of the mounting column is connected with the inclined guide rail on the side surface of the connecting plate through a sliding block, the inclined guide rail is obliquely arranged relative to the vertical direction, and an inclined cylinder arranged at the end part of the inclined guide rail is abutted to the end part of the mounting column.

Furthermore, the horizontal movement assembly comprises a first slide rail, a first slide block, a horizontal driving motor and a transmission belt, the first slide rail is fixed on the platform frame, the support frame is provided with an upper layer and a lower layer, the upper layer of support frame is connected with the first slide rail through the first slide block, the lower layer of support frame is connected with the transmission belt, the transmission belt is sleeved on the transmission wheels fixed at two ends of the platform frame, the transmission wheels are driven by the horizontal driving motor, a lifting motor is installed in the middle of the lower layer of support frame, the lifting platform is connected with the lifting motor, guide plates are fixed at four corners of the lower layer of support frame, and guide columns matched with the guide plates are arranged at four corners of the lifting platform.

Further, spacing still is connected with first adjustment subassembly, first adjustment subassembly set up in first fine setting subassembly below, first fine setting subassembly is first horizontal cylinder, first adjustment subassembly includes Contraband font connecting plate, spacing driving motor and sets up side guide rail and the side rack in the support frame side, Contraband font connecting plate passes through the slider card and establishes on the side guide rail, first horizontal cylinder is installed Contraband font connecting plate top, spacing driving motor install in below the Contraband font connecting plate, spacing driving motor pass through drive gear with side rack toothing drives spacing removal.

Furthermore, the nail tightening module is further connected with a second adjusting assembly, the second fine adjusting assembly is connected with the second adjusting assembly, the second fine adjusting assembly is a second horizontal cylinder, the second adjusting assembly comprises a top surface guide rail fixed on the nail tightening frame, transmission screw rods arranged at two ends of the nail tightening module, transmission connecting rods connected with the two transmission screw rods and a screw rod motor driving the transmission connecting rods, the second horizontal cylinder is connected with the top surface guide rail, the nail tightening module is connected with the transmission screw rods through a screw rod nut pair, the transmission connecting rods are arranged behind the nail tightening module, and the screw rod motor is fixedly connected with the nail tightening frame.

Furthermore, the blanking module comprises a support portal frame, two material taking cylinders, two material clamping claws and a displacement cylinder, wherein the support portal frame is attached to the rivet rack, the material taking cylinders are vertically arranged at the top of the support portal frame, the displacement cylinder is horizontally fixed on one side of the support portal frame and is connected with one of the material taking cylinders, the material clamping claws are connected with the material taking cylinders, one side surfaces, close to the discharge end, of the material clamping claws are connected with the material clamping cylinders, and the material clamping cylinders push out and press the other side surfaces of the material clamping claws.

The utility model has the advantages that: the tightening nails on all sides of the picture frame are completed at one time, manual participation is not needed to turn the picture frame midway, the size parameter of the tightening nail machine is not needed to be changed frequently, and the working efficiency and the automation degree of the tightening nails of the canvas are improved.

Drawings

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

FIG. 2 is a schematic view of the steering knuckle mechanism of the present invention;

FIG. 3 is a schematic view of a first toggle mechanism of the present invention;

fig. 4 is a schematic structural diagram of the mobile platform of the present invention;

FIG. 5 is an enlarged side view of the first adjustment assembly of the present invention;

FIG. 6 is a schematic view of the structure of the clamping knife assembly of the present invention;

FIG. 7 is a schematic view of the nail gun assembly of the present invention;

fig. 8 is a schematic view of the suspension mechanism of the present invention;

fig. 9 is a schematic view of a second staple tightening mechanism of the present invention.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1, an embodiment of a full-automatic canvas stapler of the present invention comprises a first tightening mechanism 100 and a second tightening mechanism 200 having the same structure, wherein the first tightening mechanism 100 and the second tightening mechanism 200 are vertically arranged, so that two sets of opposite edges of the frame can be tightened by translating the frame without rotating the frame, a feeding end of the second tightening mechanism 200 is connected with a discharging end of the first tightening mechanism 100, the feeding end and the discharging end of the second tightening mechanism 100 are tightly connected, so that the device is more compact, the occupied area is saved, the space cost is reduced, a steering knuckle mechanism 300 slides between the discharging end of the first tightening mechanism 100 and the charging end of the second tightening mechanism 200, the frame is moved from the first tightening mechanism 100 to the second tightening mechanism 200, the clamping of the side edge of the frame is changed during the moving process, and the canvas is knuckle is folded, and it is ensured that the steering knuckle mechanism 300 does not interfere with the tightening mold, the discharging end frame of the second nail tightening mechanism 200 is provided with the blanking module 400, the picture frame which is tightened automatically is conveyed to the conveying belt and is output by the conveying belt, the picture frame is fully automatically tightened at one time, and the automation degree is high.

Referring to fig. 2, the steering knuckle mechanism 300 includes a steering frame 310, a first clamp assembly 320a, a second clamp assembly 320b, a third clamp assembly 320c and a fourth clamp assembly 320d respectively disposed at four corners of the steering frame through a Z-axis cylinder 330, the four clamp assemblies cooperate with each other to respectively clamp two sets of opposite sides of a picture frame, the first clamp assembly 320a, the second clamp assembly 320b, the third clamp assembly 320c and the fourth clamp assembly 320d have the same structure, the first clamp assembly 320a includes a pressing block 321, a pressing block cylinder 322 and a pressing block connecting rod 323, the pressing block cylinders 322 are vertically disposed, push rods of the pressing block cylinders 322 face away from each other, the pressing block 321 is rotatably connected with the push rod of the pressing block cylinder 322, the pressing block connecting rod 323 is connected with the pressing block 321 and the pressing block cylinder 322, so that when the pressing block cylinders 322 push rods are pushed out, the press block connecting rod 323 pulls the press block 321 to rotate downwards to clamp the picture frame, when the push rod of the press block air cylinder 322 is retracted, the press block connecting rod 323 pushes the press block 321 to rotate upwards to prevent the press block 321 from interfering with the limiting strips on the nail tightening module, the Z-axis air cylinder 330 is further connected with the bevel angle assembly 340, the bevel angle assembly 340 comprises a bevel angle air cylinder 341 arranged obliquely and a bevel angle plate 342 connected with the push rod of the bevel angle air cylinder, the bevel angle plate 342 is arranged in parallel, the clamp assembly clamps the picture frame to move from the first nail tightening mechanism 100 to the second nail tightening mechanism 200, the bevel angle air cylinder 341 pushes out the bevel angle plate 342, the bevel angle plate 342 presses the canvas at four corners against one side surface of the picture frame which is not tightened, so that the canvas does not protrude at the four corners when the other pair of sides of the picture frame are tightened, then the picture frame is placed between the limiting strips of the second nail tightening mechanism 200, and the canvas is bent upwards under the blocking of, the clamp assembly moves the picture frame on the first rivet mechanism 100 onto the second rivet mechanism 200, when the picture frame is placed, the frame pressing electric cylinder 350 presses the picture frame between the limiting strips of the second rivet mechanism 200, so as to ensure that the side surface of the picture frame is clamped by the limiting strips of the second rivet mechanism 200, so as to ensure the stability of the position of the picture frame, further, in order to enable the turning angle mechanism 300 in the embodiment to meet the picture frames with different sizes, the first clamp assembly 320a is fixed at one corner of the turning frame 310 through the Z-axis cylinder 330, the second clamp assembly 320b and the third clamp assembly 320c adjacent to the first clamp assembly 320a are respectively connected with the first X-axis screw rod sliding table 311 and the first Y-axis screw rod sliding table 312 on the turning frame 310 through the Z-axis cylinder 330, that is, the second clamp assembly 320b can adjust the position in the X-axis direction, and the third clamp assembly 320c can adjust the position in the Y-axis direction, a fourth clamp assembly 320d opposite to the first clamp assembly 320a is connected with a second Y-axis screw rod sliding table 314 on a first Y-axis connecting rod 313 through a Z-axis cylinder 330, the first Y-axis connecting rod 313 is connected with a second X-axis screw rod sliding table 315 on a steering frame 310, that is, the position of the fourth clamp assembly 320d can be adjusted in the X-axis and Y-axis directions, and the positions of other clamp assemblies are adjusted by taking the first clamp assembly 320a as a reference, so that the positions of the clamp assemblies are convenient to locate on one hand, and the equipment structure is simplified on the other hand, further, the second clamp assembly 320b is fixed with one end of the first Y-axis connecting rod 313 through the Z-axis cylinder 330, the first Y-axis connecting rod 313 is erected between the first X-axis screw rod sliding table 311 and the second X-axis screw rod sliding table 315, so that the second clamp assembly 320b and the fourth clamp assembly 320d can be linked in the Y-axis direction, the distance between the second clamp assembly 320b and the fourth clamp assembly 320d is ensured to be consistent in the Y-axis direction, further, the second Y-axis connecting rod 316 is connected with the first X-axis sliding rack 311 and the second X-axis sliding rack 315 through bevel gears, the steering motor 317 drives the second Y-axis connecting rod 316 to rotate, and the positions of the second clamp assembly 320b and the fourth clamp assembly 320d in the X-axis direction are synchronously adjusted.

Referring to fig. 3, the first nail tightening mechanism includes a platform frame 110, a moving platform 120, a nail tightening frame 130, a nail tightening module 140, a blanking module 150, and a control module 160, the moving platform 120 is erected on the platform frame 110 through a horizontal moving assembly 170, so that the moving platform 120 can move along the length direction of the platform frame 110, position and send the picture frame to the lower part of the nail tightening module 140, support the picture frame during nail tightening, and send the picture frame finished with nail tightening out of the range of the nail tightening module 140, the nail tightening frame 130 is erected above the middle part of the platform frame 110, two ends of the platform frame 110 are exposed out of two ends of the nail tightening frame 130, so as to facilitate loading and sending the picture frame finished with nail tightening out of the range of the nail tightening module 140, the nail tightening modules 140 are symmetrically arranged at two sides of the nail tightening frame 130, one-time nail tightening of the picture frame is finished, the nail tightening module 140 includes a knife clamping assembly 141, a nail tightening assembly 140, the second fine-tuning assembly 143 is disposed on the nail tightening frame 130, the knife clamping assembly 141 clamps the canvas, the nail gun assembly 142 nails the canvas and the picture frame, the canvas is fixed on the picture frame, the knife clamping assembly 141 and two ends of the nail gun assembly 142 are connected with the second fine-tuning assembly 143 through the connecting plate 144, the second fine-tuning assembly 143 drives two sets of knife clamping assemblies 141 and the nail gun assembly 142 to move relatively, the distance between a pair of knife clamping assemblies 141 and the nail gun assembly 142 which are oppositely disposed is adjusted, so that the picture frame size is adapted to the picture frame size, and the nail tightening quality is ensured, in the working process, the sizes of two pairs of sides to be processed are input into the first nail tightening mechanism 100 and the second nail tightening mechanism 200, the height of the lifting platform, the position of the limiting strip and the position of the nail tightening assembly are automatically adjusted by the nail tightening mechanism, and the picture frame surfaces with different sizes are ensured to be on the same reference surface, then with canvas and frame location on moving platform, moving platform moves along the platform support, send canvas and frame to the nail tightening module below, the nail tightening module is tightened the canvas and frame, moving platform returns the normal position, moving platform returns the back, support the frame simultaneously and carry out the task of fixing a position to the new frame at moving platform both ends, the nail tightening is accomplished, moving platform removes once more, the frame that will tighten the nail completion sends out the scope of the nail tightening module, send the frame of new location to the nail tightening module below, so the circulation is tightened the nail, equipment work efficiency is high.

Referring to fig. 4, the moving platform 120 includes a supporting frame 121 connected to the horizontal moving assembly 170, two first lifting platforms 122 and two second lifting platforms 123 arranged side by side along a moving direction of the supporting frame 121, and a limiting bar 124 arranged above two sides of the supporting frame 121, where the limiting bar 124 relatively moves through a first fine adjustment assembly 125, in this embodiment, the horizontal moving assembly 170 includes a first sliding rail 171, a first sliding block 172, a horizontal driving motor, and a transmission belt, the first sliding rail 171 is fixed on the platform frame 110, the supporting frame 121 is connected to the first sliding rail 171 through the first sliding block 172, the transmission belt is sleeved on a transmission wheel fixed at two ends of the platform frame 110, the transmission wheel is driven by the horizontal driving motor, and the supporting frame 121 moves back and forth on the platform frame 110 through the driving of the horizontal driving motor, the first fine-tuning assembly 125 is a horizontal cylinder, which is convenient to control, and the control module 160 is provided with a picture frame size of a frameless picture to be manufactured, and the control module 160 automatically adjusts the height of the lifting platform and the position of the limiting strip 124, so that the surfaces of different picture frames reach the same reference height, and meanwhile, the limiting strip 124 can clamp the side edges of the picture frames from two sides, so that the picture frames are firmly limited, which is beneficial to the work of the rivet module 140, in this embodiment, in order to adjust the lifting of the lifting platform, the supporting frame 121 is provided with an upper layer and a lower layer, the upper layer of supporting frame 1211 is fixedly connected with the first slider 172, so as to be slidably connected with the first sliding rail 171, the lower layer of supporting frame 1212 is connected with the transmission belt, so that the whole mobile platform 120 can move along the platform frame 110, the lifting motor 126 is installed, the overall height of the nail tightening machine is reduced by arranging the lower support frame 1212, the space is saved, and in order to ensure the stability of the lifting platform, the four corners of the lower support frame 1212 are fixed with the guide plates 127, and the four corners of the lifting platform are provided with the guide columns 128 matched with the guide plates 127.

Referring to fig. 5, in order to adapt to the change of the large size of the picture frame, the position-limiting bar 124 is further connected with a first adjusting assembly 180, the first adjusting assembly 180 is disposed below the first fine-adjusting assembly 125, the first adjusting assembly 180 adjusts the large size of the position-limiting bar 124 through the first adjusting assembly 180, and then the first fine-adjusting assembly 125 adjusts the small size of the position-limiting bar 124 to ensure the stable clamping of the position-limiting bar 124 on the picture frame, in this embodiment, the first adjusting assembly 180 is disposed below one of the position-limiting bars 124, and only one position-limiting bar 124 is adjusted in the large size with reference to the other position-limiting bar 124 to ensure the adjusting precision, the first fine-adjusting assembly 125 is a first horizontal cylinder, which facilitates automatic control and facilitates the full automatic operation of the apparatus, the first adjusting assembly 180 includes an Contraband-shaped connecting plate 181, a position-limiting driving motor 182, and a side rail 183 and a side rack 184, contraband font connecting plate 181 is established through the slider card on the side guide rail 183, Contraband font connecting plate 181 can be followed side guide rail 183 and removed promptly, first horizontal cylinder is installed Contraband font connecting plate 181 top is followed Contraband font connecting plate 181 and is together removed, adjusts spacing strip 124, spacing driving motor 182 install in Contraband font connecting plate 181 is lower, spacing driving motor 182 through drive gear with side rack 184 meshes the drive spacing strip 124 removes, and spacing driving motor 182 starts, drives drive gear and rotates, and drive gear and side rack 184 mesh move along side rack 184 in the pivoted process, drive Contraband font connecting plate 181 and remove, and the migration range is big, is suitable for when picture frame size change is too big to use, makes the nail tightening machine be applicable to the picture frame of various sizes.

Referring to fig. 6, which is a schematic structural diagram of the knife clamping assembly 141 of the present invention, the knife clamping assembly 141 includes a mounting plate 1411, a fixed blade 1412, a movable blade 1413 and a clamping cylinder 1414, the mounting plate 1411 is fixed at an end of the connecting plate 144 without affecting the installation of the nail gun assembly 142, the fixed blade 1412 is installed at a bottom of the mounting plate 1411, a knife edge of the fixed blade 1412 is inclined downward to ensure that the knife edge of the fixed blade 1412 is inserted between an included angle between a canvas and a picture frame, and the fixed blade 1412 and the movable blade 1413 clamp the canvas without excessively blocking a surface of the picture frame to facilitate nailing of the picture frame by the nail gun, the movable blade 1413 is located above the fixed blade 1412 and is driven by the clamping cylinder 1414, when the clamping cylinder 1414 is pushed out, the movable blade 1413 presses the fixed blade 1412 downward, and the canvas is, because the fixed blade 1412 is fixed and fixed, and the thrust of the cylinder is large, the clamping force between the movable blade 1413 and the fixed blade 1412 can be very large, so as to ensure the stability of clamping the canvas, the canvas does not fall off during tightening, the movable blade 1413 is rotatably connected with the mounting plate 1411, the clamping cylinder 1414 is mounted on the mounting plate 1411 through the cylinder connecting plate 144, the clamping cylinders 1414 are arranged side by side, the clamping cylinder 1414 pushes the movable blade 1413 to rotate relative to the fixed blade 1412 to open and close, so that the clamping force at the knife edge of the movable blade 1413 and the fixed blade 1412 is stronger, the clamping to the canvas is more stable, the clamping cylinders 1414 are uniformly arranged along the length direction of the movable blade 1413, so that the clamping force applied to each part of the canvas is consistent, the canvas is ensured to be uniformly tightened, the picture is flat, further, because the movable blade 1413 rotates to open and close, the angle of the movable blade 1413 changes in the rotating process, in order to ensure that the clamping cylinder 1414 can still be smoothly pushed out when the angle of the movable blade 1413 changes, a floating joint 1415 is arranged between the clamping cylinder 1414 and the movable blade 1413, and the angle difference between the movable blade 1413 and the central axis of the cylinder when being lifted and dropped is adjusted through the floating joint 1415, so that the movable blade 1413 is ensured to be smoothly lifted and dropped.

Referring to fig. 7, which is a schematic structural diagram of the nail gun assembly 142 of the present invention, the nail gun assembly 142 includes a mounting post 1421, a fixing plate 1422 and a nail gun 1423, the fixing plate 1422 is fastened to an upper surface of an end portion of the nail gun 1423, so that the nail gun 1423 is fixedly connected to the fixing plate 1422, a plurality of fixing plates 1422 are connected to a side surface of the mounting post 1421 side by side, so that the nail guns 1423 are arranged in a row and in the same state, the mounting post 1421 is clamped between two connecting plates 144, an end portion of the mounting post 1421 is connected to an inclined rail 1425 of the side surface of the connecting plate 144 through a slider 1424, after the canvas is tightened, the nail gun 1423 moves down along the inclined rail 1425 to abut against the picture frame, and nails are then driven to the picture frame, the nailing effect is ensured, the inclined rail 1425 is arranged obliquely with respect to the vertical direction, i.e., an inclined cylinder 1426 disposed at the end of the inclined rail 1425 abuts against the end of the mounting post 1421 to push the nail gun 1423 up and down according to the setting of the control module 160 for nailing, and further, in order to provide a certain resilient action when the nail gun 1423 nails, as shown in fig. 8, in the present embodiment, a hanging mechanism 1427 is further disposed on the fixing plate 1422, the hanging mechanism 1427 includes an L-shaped fixing seat 14271, a linear rail 14272, a heavy slider 14273 and an L-shaped fixing seat 14274, the linear rail 14272 is fixed on the fixing seat 14271, the heavy slider 14273 is engaged with the linear rail 14272, the heavy slider 14273 is fixed on the fixing seat 14274, the fixing seat 14274 is fixedly connected with the fixing plate 1422, since the fixing plate 1422 is located at the end of the nail gun 1423, the direction of the buffer action of the hanging mechanism 1427 is exactly aligned with the action direction of the nailing action as much as possible, this reduces damage to the special staple gun 1423 due to the buffer stress and also saves more power for stapling.

Referring to fig. 9, in order to adapt to the change of the size of the picture frame, the nailing module 140 is further connected with a second adjusting assembly 190, the second adjusting assembly 190 supports the second fine adjusting assembly 143, the second adjusting assembly 190 adjusts the size of the nailing module 140, and then the second fine adjusting assembly 143 adjusts the size of the nailing module 140, so as to ensure that the nailing module 140 corresponds to the size of the picture frame, in this embodiment, the second fine adjusting assembly 143 is a second horizontal cylinder, the second adjusting assembly 190 includes a top guide rail 191 fixed on the nailing frame 130, transmission screws 192 arranged at two ends of the nailing module 140, a transmission link 193 connecting the two transmission screws 192, and a screw motor 194 driving the transmission link 193, the second horizontal cylinder is connected with the top guide rail 191, and the nailing module 140 is connected with the transmission screws 192 through screw nut pairs, the lead screw motor 194 is fixedly connected with the nail tightening machine frame 130, the lead screw motor 194 drives the transmission connecting rod 193, the transmission connecting rod 193 drives the two transmission lead screws 192 to rotate simultaneously, so that the nail tightening modules 140 and the second horizontal cylinder move along the top surface guide rail 191, in the embodiment, the second adjusting assembly 190 is only connected with one nail tightening module 140 which is arranged on the same side with the first adjusting assembly 180, the other nail tightening module 140 is used as an adjusting reference, and the transmission connecting rod 193 is arranged behind the nail tightening modules 140 and does not influence the movement of the nail tightening modules 140 towards the other nail tightening module 140.

Referring to fig. 9, the blanking module 400 includes a support gantry 410, a material taking cylinder 420, a material clamping claw 430 and a shift cylinder 440, the support gantry 410 is disposed adjacent to the rivet frame and close to a positioning point of the picture frame, so as to ensure that the blanking module 400 can accurately pick up the picture frame for blanking, two material taking cylinders 420 are provided, one positioning point of one material taking cylinder 420 close to the picture frame is fixed on the support gantry 410, the other material taking cylinder 420 is movably disposed on the gantry, when the picture frame is small in size, the movable material taking cylinder 420 is close to the fixed material taking cylinder 420, so as to stably pick up the picture frame, when the picture frame is large in size, the movable material taking cylinder 420 is far away from the fixed material taking cylinder 420, so as to ensure stable picking of the picture frame, in this embodiment, the position of the material taking cylinder 420 is adjusted by the shift cylinder 440 fixed on one, the material taking cylinder 420 is vertically installed at the top of the supporting portal frame 410, the material clamping claw 430 is connected with the material taking cylinder 420, one side face, close to the material discharging end, of the material clamping claw 430 is connected with the material clamping cylinder 450, the material clamping cylinder 450 is pushed out to press against the other side face of the material clamping claw 430, due to the fact that the locating point of the picture frame cannot change, the position of one side edge, close to the locating point, of the picture frame is determined, it is guaranteed that one side face of the material clamping claw 430 abuts against the outer side face of one side of the picture frame when the material taking cylinder 420 descends, the thickness of the side edge of the picture frame is uncertain, the picture frame is clamped in a mode that the material clamping cylinder 450 pushes out the side edge of the material clamping claw 430 to be matched with the side edge of the material clamping claw 430, the clamping.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A full-automatic canvas nail tightening machine is characterized by comprising a first nail tightening mechanism and a second nail tightening mechanism which are identical in structure, wherein the first nail tightening mechanism and the second nail tightening mechanism are vertically arranged, the feed end of the second nail tightening mechanism is connected with the discharge end of the first nail tightening mechanism, a steering bevel mechanism slides between the upper part of the discharge end of the first nail tightening mechanism and the upper part of the feed end of the second nail tightening mechanism, a discharge end frame of the second nail tightening mechanism is provided with a discharging module, the first nail tightening mechanism comprises a platform frame, a moving platform, a nail tightening frame and a nail tightening module, the moving platform is erected on the platform frame through a horizontal moving assembly, the moving platform comprises a support frame connected with the horizontal moving assembly, two lifting platforms arranged side by side along the moving direction of the support frame and limiting strips arranged above two sides of the support frame, the limiting strips move relatively through a first fine adjustment assembly, the nail tightening machine is erected above the middle of the platform frame, the nail tightening modules are symmetrically arranged on two sides of the nail tightening machine frame, each nail tightening module comprises a cutter clamping assembly, a nail gun assembly and a second fine adjustment assembly, the second fine adjustment assemblies are arranged on the nail tightening machine frame, the cutter clamping assemblies and two ends of the nail gun assemblies are connected with the second fine adjustment assemblies through connecting plates, the second fine adjustment assemblies drive the two cutter clamping assemblies and the nail gun assemblies to move relatively, the steering angle folding mechanism comprises a steering frame, a first clamp assembly, a second clamp assembly, a third clamp assembly and a fourth clamp assembly are respectively arranged at four corners of the steering frame through Z-axis cylinders, the Z-axis cylinders are further connected with angle folding assemblies, each angle folding assembly comprises an angle folding cylinder which is obliquely arranged and an angle folding plate which is connected with a push rod of the angle folding cylinder, the angle plates are arranged in parallel, and electric pressing frame cylinders are further arranged at four corners of the steering frame.

2. The full-automatic canvas stapler according to claim 1, wherein the first clamp assembly, the second clamp assembly, the third clamp assembly and the fourth clamp assembly are identical in structure, the first clamp assembly comprises two pressing blocks, two pressing block cylinders and two pressing block connecting rods, the two pressing block cylinders are perpendicular to each other, push rods of the pressing block cylinders are deviated from each other, the pressing blocks are rotatably connected with the push rods of the pressing block cylinders, and the pressing block connecting rods are connected with the pressing blocks and the pressing block cylinders.

3. The full-automatic canvas stapler according to claim 1, wherein the first clamp assembly is fixed to one corner of the steering frame by a Z-axis cylinder, the second clamp assembly and the third clamp assembly adjacent to the first clamp assembly are respectively connected to a first X-axis screw rod sliding table and a first Y-axis screw rod sliding table on the steering frame by a Z-axis cylinder, the fourth clamp assembly opposite to the first clamp assembly is connected to a second Y-axis screw rod sliding table on a first Y-axis connecting rod by a Z-axis cylinder, the first Y-axis connecting rod is connected to a second X-axis screw rod sliding table on the steering frame, the second clamp assembly is fixed to one end of the first Y-axis connecting rod by a Z-axis cylinder, the first Y-axis connecting rod is erected between the first X-axis screw rod sliding table and the second X-axis screw rod sliding table, the second Y-axis connecting rod is connected to the first X-axis screw rod sliding table and the second X-axis screw rod sliding table by an oblique angle gear, and the steering motor drives the second Y-axis connecting rod to rotate.

4. The fully automatic canvas stapler according to claim 1, wherein the knife clamping assembly comprises a mounting plate, a fixed blade, a movable blade and a clamping cylinder, the fixed blade is mounted at the bottom of the mounting plate, the knife edge of the fixed blade is inclined downwards, the movable blade is positioned above the fixed blade and driven by the clamping cylinder, and the mounting plate is fixed at the end of the connecting plate.

5. The full-automatic canvas stapler according to claim 4, wherein the movable blade is rotatably connected with the mounting plate, the clamping cylinder is mounted on the mounting plate through a cylinder connecting plate, the clamping cylinders are arranged side by side, and the clamping cylinder pushes the movable blade to rotate to open and close relative to the fixed blade.

6. The automatic canvas stapler according to claim 1, wherein the stapler assembly comprises a mounting post, a fixing plate and a stapler, the fixing plate is fastened to the upper surface of the end of the stapler, a plurality of fixing plates are connected to the side of the mounting post side by side, a suspension mechanism is provided on the fixing plate, the suspension mechanism comprises an L-shaped fixing base, a linear guide rail, a heavy slider and an L-shaped fixing frame, the linear guide rail is fixed to the fixing base, the heavy slider is matched with the linear guide rail, the heavy slider is fixed to the fixing frame, the fixing frame is fixedly connected to the fixing plate, the mounting post is clamped between the two connecting plates, the end of the mounting post is connected to the inclined guide rail on the side of the connecting plate through a slider, the inclined guide rail is inclined relative to the vertical direction, and the inclined cylinder arranged at the end part of the inclined guide rail is abutted against the end part of the mounting column.

7. The full-automatic canvas stapler according to claim 1, wherein the horizontal moving assembly comprises a first slide rail, a first slide block, a horizontal driving motor and a transmission belt, the first slide rail is fixed on the platform frame, the support frame is provided with an upper layer and a lower layer, the upper layer of the support frame is connected with the first slide rail through the first slide block, the lower layer of the support frame is connected with the transmission belt, the transmission belt is sleeved on transmission wheels fixed at two ends of the platform frame, the transmission wheels are driven by the horizontal driving motor, a lifting motor is installed in the middle of the lower layer of the support frame, the lifting platform is connected with the lifting motor, guide plates are fixed at four corners of the lower layer of the support frame, and guide columns matched with the guide plates are arranged at four corners of the lifting platform.

8. The full-automatic canvas stapler according to claim 1, wherein the limit strip is further connected with a first adjusting component, the first adjusting component is arranged below the first fine-tuning component, the first fine-tuning component is a first horizontal cylinder, the first adjusting component comprises an Contraband-shaped connecting plate, a limit driving motor, a side guide rail and a side rack which are arranged on the side face of the support frame, the Contraband-shaped connecting plate is clamped on the side guide rail through a sliding block, the first horizontal cylinder is arranged on the top of the Contraband-shaped connecting plate, the limit driving motor is arranged below the Contraband-shaped connecting plate, and the limit driving motor is meshed with the side rack through a driving gear to drive the limit strip to move.

9. The full-automatic canvas stapler according to claim 1, wherein the staple module is further connected with a second adjusting assembly, the second fine adjusting assembly is connected with the second adjusting assembly, the second fine adjusting assembly is a second horizontal cylinder, the second adjusting assembly comprises a top surface guide rail fixed on the staple frame, transmission lead screws arranged at two ends of the staple module, a transmission connecting rod connected with the two transmission lead screws and a lead screw motor driving the transmission connecting rod, the second horizontal cylinder is connected with the top surface guide rail, the staple module is connected with the transmission lead screws through lead screw nut pairs, the transmission connecting rod is arranged behind the staple module, and the lead screw motor is fixedly connected with the staple frame.

10. The full-automatic canvas stapler according to claim 1, wherein the blanking module comprises a support portal frame, two material taking cylinders, two material clamping claws and a shift cylinder, the support portal frame is arranged by being attached to the staple rack, the material taking cylinders are vertically arranged at the top of the support portal frame, the shift cylinder is horizontally fixed on one side of the support portal frame and connected with one of the material taking cylinders, the material clamping claws are connected with the material taking cylinders, one side surfaces, close to the discharge end, of the material clamping claws are connected with the material clamping cylinders, and the material clamping cylinders push out and press the other side surfaces of the material clamping claws.