CN112338211B

CN112338211B - Automatic sheet turning machine

Info

Publication number: CN112338211B
Application number: CN202011188020.8A
Authority: CN
Inventors: 黄俊昶; 褚泉泉; 何勇; 周荣辉; 聂玉龙
Original assignee: Fuda Jewelry Shenzhen Co ltd
Current assignee: Fuda Jewelry Shenzhen Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2023-06-13
Anticipated expiration: 2040-10-29
Also published as: CN112338211A

Abstract

The application relates to an automatic sheet turning machine, including the frame, set up the lathe tool in the frame and set up the actuating mechanism that drives the lathe tool displacement in the frame, be provided with the positioning mechanism that is located the lathe tool below in the frame and be located the fixture of lathe tool one side, fixture is including setting up first holder in the frame and sliding the second holder of being connected in the frame, the frame rotates and is connected with the drive mechanism that drives the second holder and remove along the direction of keeping away from first holder, be provided with synchronous drive actuating mechanism, fixture and drive mechanism's drive mechanism in the frame. The application has the effect of improving the work efficiency of the sheet machine.

Description

Automatic sheet turning machine

Technical Field

The application relates to the field of jewelry processing, in particular to an automatic sheet turning machine.

Background

The jewelry has a plurality of flake noble metal jewelry, and the jewelry flakes are all provided with patterns, and the patterns are processed by a piece turning machine.

The turning machine is used for processing smooth patterns on the surfaces of various sheet noble metal jewelry in the jewelry manufacturing process, and is generally required to process sun flowers, oval workpiece turning flowers, four-knife rice-shaped flowers, three-knife flowers and other sheet ornament turning flowers of various shapes of olive-shaped sheets. When the strip jewelry piece is in turning, the patterns are generally arranged side by side and the same, and the intervals among the patterns are turned on the raw material strip according to the designed intervals.

To the above-mentioned related art, when carrying out car to the raw materials area, the car mascerating machine need manual traction to draw the raw materials area of having accomplished car processing part to keep away from the lathe tool below after accomplishing to single decorative pattern car processing, because car processing consuming time is longer, if adopt manual traction to lead to car mascerating machine's work efficiency to reduce.

Disclosure of Invention

In order to improve the work efficiency of the sheet machine, the application provides an automatic sheet machine.

The application provides an automatic car mascerating machine adopts following technical scheme:

the utility model provides an automatic car mascerating machine, includes the frame, sets up the lathe tool in the frame and sets up the actuating mechanism who drives the lathe tool displacement in the frame, be provided with the positioning mechanism that is located the lathe tool below in the frame and be located the fixture of lathe tool one side, fixture is including setting up first holder in the frame and sliding the second holder of being connected in the frame, the frame rotates and is connected with the traction mechanism who drives the second holder and remove along the direction of keeping away from first holder, be provided with synchronous drive actuating mechanism, fixture and traction mechanism's drive mechanism in the frame.

Through the technical scheme, when the raw material belt is subjected to turning for the first time, the raw material belt sequentially passes through the positioning mechanism, the first clamping piece and the second clamping piece, the clamping mechanism clamps the raw material belt, the raw material belt is limited by the positioning mechanism, the turning tool is driven by the driving mechanism to carry out preset turning on the raw material belt, meanwhile, the raw material belt of which the turning part is finished is pulled out of the positioning mechanism by the traction mechanism, and the turning of single patterns can be finished, so that the physical output of workers is reduced, and the working efficiency of a sheet turning machine is improved; the driving mechanism, the clamping mechanism and the traction mechanism are synchronously driven by the driving mechanism, and synchronous starting of the mechanisms can be completed by only one power output, so that the working efficiency of the sheet machine is improved.

Optionally, the first holder is including setting up the first grip slipper in the frame, setting up briquetting on first grip slipper and articulating in the first butt piece of first grip slipper, be provided with the fixed block that is located first grip slipper top, the fixed block slides and is connected with the first depression bar that drives first butt piece and be close to or keep away from the briquetting, the fixed block is all run through at first depression bar both ends.

Through the technical scheme, after the raw material belt passes through the positioning mechanism, the raw material belt passes through the space between the first clamping seat and the pressing block, and the first lower pressing rod drives the pressing block to approach the first clamping seat through the first abutting block, so that the raw material belt is forced to be clamped by the first clamping seat and the pressing rod, and the stability of the raw material belt during turning is improved by matching with the positioning mechanism; when the raw material belt of the machined part is required to be pulled away from the first clamping seat through the second clamping piece, the first lower pressing rod is away from the first abutting block, and the clamping state of the first clamping seat and the pressing block on the raw material belt is relieved, so that the second clamping piece pulls the raw material belt of the machined part.

Optionally, the one end protrusion that the briquetting was kept away from to first depression bar is provided with the boss, and overlaps and be equipped with first spring, one end butt of first spring and fixed block one side of keeping away from first grip slipper, the other end and boss lateral wall butt.

By adopting the technical scheme, when the first clamping seat and the pressing block are required to clamp the raw material belt, the first pressing rod is forced to apply force, the first pressing rod is forced to slide on the fixed block in the direction approaching to the first abutting block, and the first spring is compressed; when the clamping state of the first clamping seat and the pressing block on the raw material belt is required to be relieved, the application of external force is stopped, the first spring is reset, and the first lower pressing rod is driven to slide on the fixed block in the direction away from the first abutting block, so that the reciprocating motion of the first lower pressing rod is realized.

Optionally, the second clamping piece is including setting up in the frame the second grip slipper, slide and connect in two ejection of compact pieces of second grip slipper and articulate in the second butt piece of second grip slipper, slide in the frame and be connected with the second depression bar that is on a parallel with first depression bar down, the second is pressed the side wall butt of depression bar and second butt piece near the one end of frame down.

Through adopting above-mentioned technical scheme, the raw materials area that has accomplished the car processing part passes between two discharging blocks, and the second pushes down the pole and forces two discharging blocks centre gripping raw materials area through the second butt piece, then drives the discharging block through the traction assembly and slide on the second grip slipper to the raw materials area that has accomplished the car processing part is convenient for pull.

Optionally, the ejection of compact piece lateral wall indent is provided with the groove that resets, slides and connects in the draw-in bar of groove that resets and set up in the second spring of inslot that resets, second spring one end and draw-in bar week wall fixed connection, the other end is fixed with the groove inner wall that resets, draw-in bar one end stretches out the groove that resets and second grip slipper joint.

By adopting the technical scheme, when the traction assembly drives the material discharging blocks to slide along the second clamping seat to one side far away from the first clamping seat, the two material discharging blocks are in a state of clamping the raw material belt, and the clamping rod and the reset groove force the second spring to compress; when the traction assembly stops driving the material discharging blocks, the material discharging blocks lose external force, the second springs reset, the material discharging blocks are driven to slide along the second clamping seat to one side close to the first clamping seat, the second abutting blocks are far away from the material discharging blocks, and the two material discharging blocks are in a non-clamping state, so that the material strips which are machined are clamped for the second time conveniently, and the second clamping pieces can traction the material strips which are machined in a reciprocating mode.

Optionally, one side of the second clamping seat far away from the first clamping seat is provided with a stop block, and the side wall of the stop block is used for abutting the side wall of the material outlet block.

Through adopting above-mentioned technical scheme, set up the lateral wall butt of dog and play material piece, prevent that the traction assembly from driving the play material piece and sliding the distance and surpassing the second grip slipper to the reset of play material piece of being convenient for.

Optionally, the traction mechanism includes the montant of vertical rotation in the frame and sets up in the push rod that the montant is close to frame one end, the push rod is used for driving the second holder and keeps away from first holder, montant perisporium is provided with the pendulum rod, the pendulum rod is provided with the third spring, the one end that the pendulum rod was kept away from to the third spring and frame fixed connection.

By adopting the technical scheme, the vertical rod is driven to rotate around the axis of the vertical rod by applying external force to the swing rod, and the third spring is compressed, so that the push rod is forced to drive the discharge block holding the raw material belt to slide on the second clamping seat in a direction away from the first clamping seat; and stopping applying external force to the swing rod, and resetting the third spring to drive the vertical rod to reversely rotate around the axis of the vertical rod, so as to drive the discharging block to reset.

Optionally, the frame slides and is connected with the blade holder, one side that the blade holder is close to the frame is provided with the blade disc that supplies the lathe tool to install, actuating mechanism is including driving the first actuating member of blade holder around self axis circumferential direction and driving the lathe tool around blade disc axis circumferential direction's second actuating member.

Through adopting above-mentioned technical scheme, because when carrying out the car of decorative pattern to the raw materials area, the decorative pattern is the same decorative pattern under the majority circumstances and set up side by side, first driving piece passes through the saddle and drives the lathe tool and rotate around self axis circumference, carry out car processing to single decorative pattern through the lathe tool, after the processing is accomplished, the second driving piece drives the blade holder and moves up, one side that the raw materials area has accomplished car processing pulls, the second driving piece drives the blade holder and moves down, continue the car processing of adjacent decorative pattern, the third driving piece drives the lathe tool and rotates around the blade disc, thereby realize the single petal car processing to the decorative pattern.

Optionally, drive mechanism is including setting up articulated lever and the main shaft in the frame, main shaft and articulated lever are parallel arrangement, rotate on the articulated lever and be connected with the first swing arm that drives the blade holder and reciprocate along vertical direction, supply the second swing arm of first depression bar butt and supply the third swing arm of first depression bar butt, be provided with the first cam of drive first swing arm, the second cam of drive second swing arm, the third cam of drive third swing arm and drive montant around self axis circumference pivoted cylindrical cam on the main shaft.

Through adopting above-mentioned technical scheme, be convenient for first cam, second cam and third cam realize that first swing arm, second swing arm and third swing arm rotate around articulated pole to the realization is to the reciprocating slip of second driving piece in vertical direction, the reciprocating slip of first depression bar and the reciprocating slip of second depression bar down, thereby realize opening and shutting of briquetting and first grip slipper and opening and shutting between two discharging blocks, cylinder cam terminal surface and montant butt because cylinder cam characteristic realizes that the montant is around the circumference rotation of self axis.

Optionally, the main shaft is provided with a plurality of spacing rands, spacing rand threaded connection has spacing bolt, spacing bolt bottom and main shaft outer wall butt, spacing rand sets up in the both sides of first cam, second cam and third cam respectively.

Through adopting above-mentioned technical scheme, according to the interval between the pattern of waiting to process on the actual raw materials area regulation first cam, second cam, third cam and cylindrical cam fixed position on the main shaft, slide spacing rand respectively to the both sides of first cam, second cam and third cam, screw in limit bolt can accomplish the spacing of first cam, second cam and third cam, prevents that first cam, second cam and third cam from axial float on the main shaft.

In summary, the present application includes at least one of the following beneficial technical effects:

when the raw material belt is subjected to turning for the first time, the raw material belt sequentially passes through the positioning mechanism, the first clamping piece and the second clamping piece, the clamping mechanism clamps the raw material belt, the raw material belt is limited by the positioning mechanism, the driving mechanism drives the turning tool to carry out preset turning on the raw material belt, and meanwhile, the traction mechanism pulls the raw material belt of which the turning part is finished out of the positioning mechanism, so that the turning of single patterns can be finished, and the working efficiency of the sheet turning machine is improved; the driving mechanism, the clamping mechanism and the traction mechanism are synchronously driven by the transmission mechanism, so that the working efficiency of the sheet turning machine is improved;

the first swing arm, the second swing arm and the third swing arm can rotate around the hinging rod conveniently by the first cam, the second cam and the third cam, so that reciprocating sliding of the second driving piece in the vertical direction, reciprocating sliding of the first lower pressing rod and reciprocating sliding of the second lower pressing rod can be conveniently realized, opening and closing of the pressing block and the first clamping seat and opening and closing between the two discharging blocks can be realized, the end face of the cylindrical cam is abutted against the vertical rod, and circumferential rotation of the vertical rod around the axis of the cylindrical cam can be realized due to the characteristics of the cylindrical cam;

because when carrying out the car of decorative pattern to the raw materials area, the decorative pattern is the same decorative pattern under most circumstances and set up side by side, first driving piece passes through the saddle and drives the lathe tool and rotate around self axis circumference, carry out car processing to single decorative pattern through the lathe tool, after the processing is accomplished, the second driving piece drives the blade holder and shifts up, pull the raw materials area one side that has accomplished car processing, the second driving piece drives the blade holder and moves down, continue the car processing of adjacent decorative pattern, the third driving piece drives the lathe tool and rotates around the blade disc, thereby realize the single petal car processing to the decorative pattern.

Drawings

FIG. 1 is a schematic view of the overall structure of a sheet machine;

FIG. 2 is a schematic view of an exploded construction of the positioning mechanism of FIG. 1;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 1;

FIG. 4 is a schematic overall structure of the sheet machine at another view angle;

FIG. 5 is an overall structural view of the drive mechanism of FIG. 1;

FIG. 6 is a schematic view of the overall structure of the clamping mechanism and traction mechanism;

FIG. 7 is an enlarged schematic view of the portion B of FIG. 6;

fig. 8 is a schematic view of the overall structure of the traction mechanism.

Reference numerals illustrate: 1. a frame; 11. a chute; 12. a driving seat; 13. a fourth spring; 2. a tool apron; 21. a cutterhead; 22. turning tools; 23. a cavity; 24. a pulley; 3. a driving mechanism; 31. a first driving member; 311. a driven gear; 312. a drive belt; 313. a drive gear; 314. a first motor; 32. a second driving member; 321. a rotating shaft; 322. a first driven wheel; 323. a second driven wheel; 324. a third driven wheel; 325. a first belt; 326. a driving wheel; 327. a second belt; 328. a third motor; 4. a feeding mechanism; 41. a feeding assembly; 411. a mounting block; 412. a discharging shaft; 413. abutting against the spring; 414. an adjusting nut; 42. a guide assembly; 421. a guide block; 422. a through groove; 423. a guide roller; 424. an adjusting block; 425. a press roller; 426. pressing down the spring; 427. a mounting rod; 428. a guide gear; 5. a positioning mechanism; 51. a backing plate; 511. a guide groove; 52. a positioning plate; 53. processing a hole; 54. a limit component; 541. a positioning rod; 542. a return spring; 543. an anti-falling block; 55. a baffle plate; 6. a clamping mechanism; 61. a first clamping member; 611. a first clamping seat; 612. briquetting; 613. a first abutment block; 614. a fixed block; 615. a first downward pressing rod; 6151. a boss; 6152. a first spring; 62. a second clamping member; 621. a second clamping seat; 622. a discharge channel; 623. a discharge block; 6231. a reset groove; 6232. a clamping rod; 6233. a second spring; 624. a second abutment block; 625. a stop block; 626. a second pressing rod; 7. a traction mechanism; 71. a vertical rod; 72. swing rod; 73. a third spring; 74. a push rod; 8. a transmission mechanism; 81. a hinge rod; 811. a first swing arm; 812. a second swing arm; 813. a third swing arm; 82. a main shaft; 821. a first cam; 822. a second cam; 823. a cylindrical cam; 824. a third cam; 83. a gear set; 84. a second motor; 85. a handle; 86. a limit collar; 87. and a limit bolt.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-8.

The embodiment of the application discloses an automatic sheet turning machine.

Referring to fig. 1 and 2, an automatic sheet turning machine comprises a frame 1 provided with a feeding side and a discharging side, a cutter seat 2 arranged on the frame 1 and sliding back and forth along a vertical direction, and a cutter head 21 rotatably connected to the bottom of the cutter seat 2, wherein the axis of the cutter seat 2 extends along the vertical direction, and the axis of the cutter head 21 extends along the horizontal direction; a turning tool 22 is fixedly arranged on the outer edge side of the cutter head 21 through bolts, and a driving mechanism 3 for controlling the movement stroke of the turning tool 22 is arranged on the frame 1; the feeding mechanism 4 is fixedly connected to one side of the frame 1 close to the feeding side, the positioning mechanism 5 positioned below the turning tool 22 is fixedly connected to the upper surface, the clamping mechanism 6 is fixedly connected to one side of the turning tool 22 close to the discharging side of the frame 1, and the clamping mechanism 6 comprises a first clamping piece 61 fixed on the frame 1 and a second clamping piece 62 connected to the frame 1 in a sliding manner; the frame 1 is rotatably connected with a traction mechanism 7 for driving the second clamping piece 62 to move along the direction away from the first clamping piece 61, and the top of the frame 1 is fixedly connected with a synchronous transmission driving mechanism 3, a clamping mechanism 6 and a transmission mechanism 8 of the traction mechanism 7.

The raw material belt is wound on the raw material belt disc, the raw material belt disc is fixed through the feeding mechanism 4, the raw material belt is manually pulled through the positioning mechanism 5, the first clamping piece 61 and the second clamping piece 62 in sequence for the first time, the starting frequency of the traction mechanism 7 is good for the preset driving mechanism 3 and the clamping mechanism 6, and the driving mechanism 3 can be started to realize pattern turning of the raw material belt.

Referring to fig. 1 and 3, the feeding mechanism 4 includes a feeding assembly 41 fixed to the feeding side of the frame 1 and a guiding assembly 42 fixed to the upper surface of the frame 1, wherein:

the feeding assembly 41 comprises a mounting block 411 protruding out of one side of the feeding side of the frame 1, a discharging shaft 412 vertically fixed on the side wall of the mounting block 411 and a abutting spring 413 sleeved on the discharging shaft 412, the discharging shaft 412 is in threaded connection with an adjusting nut 414, and one end of the abutting spring 413 abuts against the outer wall of the mounting block 411;

the raw material tape reel is rotatably sleeved on the discharging shaft 412, one side of the raw material tape reel is abutted with one end of the abutting spring 413, which is far away from the mounting block 411, and the discharging shaft 412 and the raw material tape reel are coaxially arranged; according to the fixed position of the raw material tape reel on the discharging shaft 412, which is adjusted by the position of the turning tool 22, the abutting spring 413 is compressed, one side of the adjusting nut 414, which is close to the mounting block 411, abuts against one side of the raw material tape reel, which is far away from the abutting spring 413, and the fixed position of the raw material tape reel is adjusted by the reciprocating sliding of the adjusting nut 414 along the length direction of the discharging shaft 412.

Referring to fig. 3, the guide assembly 42 includes a guide block 421 fixedly connected to a feeding side of the frame 1 by a bolt, a through groove 422 penetrating the guide block 421 in a horizontal direction to allow the raw material belt to pass therethrough, and a guide roller 423 rotatably connected to the through groove 422 to allow the lower surface of the raw material belt to abut against, wherein an adjusting block 424 is rotatably connected to the through groove 422 and penetrates the upper surface of the guide block 421.

The free end of the regulating block 424 extends out of the through groove 422 and is rotationally connected with a pressing roller 425, the pressing roller 425 is abutted against the upper surface of the raw material belt, the end face of one end of the regulating block 424, which is far away from the pressing roller 425, is fixedly connected with a pressing spring 426, and one end of the pressing spring 426, which is far away from the regulating block 424, is fixedly connected with the inner wall of the through groove 422; the pressing spring 426 forces the pressing roller 425 to press down against the raw material belt through the adjusting block 424, thereby improving the stability of the pressing roller 425 against the raw material belt.

Referring to fig. 2, the positioning mechanism 5 includes a base plate 51 bolted to the upper surface of the frame 1, a positioning plate 52 disposed above the base plate 51, and a machining hole 53 penetrating the positioning plate 52 in the vertical direction, and a limit assembly 54 screwed to the upper surface of the base plate 51 to limit the positioning plate 52 to reciprocate in the vertical direction toward or away from the base plate 51; wherein:

the limiting assembly 54 comprises four positioning rods 541 vertically fixed on the upper surface of the base plate 51 and a reset spring 542 sleeved on the positioning rods 541, the four positioning rods 541 are respectively arranged at four corners of the base plate 51 and penetrate through the positioning plate 52, one end face of the positioning rod 541 far away from the base plate 51 is fixedly connected with a drop-preventing block 543 with a diameter larger than that of the positioning rod 541, one end of the reset spring 542 is abutted with the upper surface of the positioning plate 52, and the other end of the reset spring 542 is abutted with one side, close to the positioning plate 52, of the drop-preventing block 543.

The upper surface indent of backing plate 51 is provided with the guide slot 511 that supplies the raw materials area to imbed, and the guide slot 511 has the direction extension of material loading side to unloading side, and is located the processing hole 53 under to the lathe tool 22 carries out the lathe work to the raw materials area through processing hole 53.

Referring to fig. 1, a baffle plate 55 located at the outer side of the backing plate 51 is fixedly connected to the frame 1, so that waste materials turned out by the turning tool 22 are prevented from being ejected to an area outside the frame 1, and therefore cleanliness of the sheet turning machine is improved, and in the embodiment, the baffle plate 55 is made of transparent materials, so that working conditions of the turning tool can be conveniently observed by workers.

Referring to fig. 1 and 4, the transmission mechanism 8 includes a hinge rod 81 horizontally fixed to the frame 1 and a main shaft 82 rotatably connected to the frame 1, and the main shaft 82 is disposed in parallel with the hinge rod 81; one end of the main shaft 82, which is close to the feeding side of the frame 1, is fixedly connected with a gear set 83, and the other end is fixedly connected with a handle 85 which is convenient for manually rotating the main shaft 82; the frame 1 is fixedly connected with a second motor 84 of a driving gear set 83, and the hinge rod 81 is sequentially and rotatably connected with a first swing arm 811, a second swing arm 812 and a third swing arm 813 from the feeding side to the discharging side of the frame 1; the main shaft 82 is provided with a first cam 821, a second cam 822, a cylindrical cam 823 and a third cam 824 which are fixedly connected with the feeding side to the discharging side of the frame 1 in sequence.

The outer edge side of the first cam 821 is convexly provided with a plurality of toothed protrusions, the plurality of toothed protrusions are closely distributed along the outer edge side of the first cam 821, the outer edge side of the first cam 821 is provided with an intermittent area, and two ends of the intermittent area are connected with the head end and the tail end of the plurality of toothed protrusions; the toothed protrusions and the gap areas are used for abutting the side wall of the first swing arm 811;

the outer edge sides of the second cam 822 and the third cam 824 are provided with arc-shaped protrusions in a protruding mode, wherein fixing points of the second cam 822 and the third cam 824 are different, and the arc-shaped protrusions of the second cam 822 are used for abutting against the side wall of the second swing arm 812; the arc-shaped protrusion of the third cam 824 is abutted by the side wall of the third swing arm 813;

the side of the cylindrical cam 823 near the second cam 822 is curved, and in this embodiment, the curved surface of the cylindrical cam 823 is an inclined surface.

The main shaft 82 is sleeved with a plurality of limiting collars 86, the limiting collars 86 are arranged in groups, are respectively arranged on two sides of the first cam 821, the second cam 822 and the third cam 824, and are used for preventing the first cam 821, the second cam 822 and the third cam 824 from axially moving along the main shaft 82, the limiting collars 86 are in threaded connection with limiting bolts 87, and the bottom ends of the limiting bolts 87 are in butt joint with the peripheral wall of the main shaft 82.

Referring to fig. 4 and 5, the driving mechanism 3 includes a first driving member 31 and a second driving member 32, where the first driving member 31 drives the tool holder 2 to rotate circumferentially around its own axis, and the second driving member 32 drives the turning tool 22 to move circumferentially around the axis of the cutterhead 21.

The first driving member 31 includes a driven gear 311 fixedly connected to the tool holder 2, a driving belt 312 externally engaged with the driven gear 311, and a driving gear 313 internally engaged with the driving belt 312, wherein an axis of the driving gear 313 is perpendicular to an axis of the driven gear 311, a first motor 314 is coaxially fixed to the driving gear 313, and the first motor 314 is fixedly connected to the frame 1 by bolts.

Referring to fig. 3, a mounting rod 427 is horizontally fixed to one side of the guide block 421 near the discharging shaft 412, and guide gears 428 for engaging the driving belt 312 are rotatably connected to side walls of both ends of the mounting rod 427, wherein the guide gears 428 are engaged with one side of the driving belt 312.

Referring to fig. 5, the second driving member 32 includes a rotation shaft 321 vertically penetrating through the tool post 2, a second driven wheel 323 fixed at the bottom end of the rotation shaft 321, a third driven wheel 324 fixedly connected at the top end of the rotation shaft 321, and a first driven wheel 322 coaxially arranged on the tool head 21, wherein the first driven wheel 322 and the second driven wheel 323 are sleeved with a first driving belt 325, the axes of the first driven wheel 322 and the second driven wheel 323 are vertically arranged, a cavity 23 for installing the second driven wheel 323 is arranged in the tool post 2, a pulley 24 for sleeving the first driving belt 325 is arranged in the cavity 23,

the frame 1 is connected with the action wheel 326 in a rotating way on one side far away from the tool apron 2, and the action wheel 326 and the third driven wheel 324 are sleeved with a second transmission belt 327, wherein the axes of the action wheel 326 and the third driven wheel 324 are vertically arranged, and a third motor 328 embedded in the frame 1 is coaxially fixed on the action wheel 326.

A chute 11 extending along the vertical direction is formed in one side of the frame 1 close to the tool apron 2, the chute 11 is connected with a driving seat 12 in a sliding manner, the side wall of the driving seat 12 is fixed with the tool apron 2 through bolts, and the upper surface of the driving seat 12 is fixedly connected with one end of a first swing arm 811 far away from a first cam 821; the sliding groove 11 is fixedly connected with a fourth spring 13, one end of the fourth spring 13 is fixedly connected with the bottom of the driving seat 12, and the other end of the fourth spring is fixedly connected with the inner wall of the sliding groove 11.

Referring to fig. 1 and 6, the first clamping member 61 includes a first clamping seat 611 fixed to the frame 1 by bolts, a pressing block 612 disposed on the first clamping seat, and a first abutting block 613 hinged to the first clamping seat 611 and located above the pressing block 612, a fixing block 614 located above the first clamping seat 611 is fixedly connected to the frame 1, and the fixing block 614 vertically slides with a first pressing rod 615.

The two ends of the first downward pressing rod 615 penetrate through the fixed block 614, wherein the bottom end is used for the first abutting block 613 to abut against one end far away from the pressing block 612, the top end is fixedly connected with a boss 6151 with the diameter larger than the diameter of the boss 6151, and a first spring 6152 is sleeved; one end of the first spring 6152 is abutted with one side of the boss 6151 close to the fixed block 614, and the other end is abutted with one side of the fixed block 614 far away from the first clamping seat 611, so as to drive the first pressing rod 615 to reset. One side of the boss 6151 away from the first abutting block 613 is abutted by one end of the second swing arm 812 away from the second cam 822.

Referring to fig. 6 and 7, the second clamping member 62 includes a second clamping seat 621 bolted to the frame 1, a discharge channel 622 formed on an upper surface of the second clamping seat 621, two stacked discharge blocks 623 slidably connected to the discharge channel 622, and a second abutting block 624 rotatably connected to the second clamping seat 621 and located above the discharge blocks 623, wherein the second abutting block 624 abuts against an upper surface of the uppermost discharge block 623.

The discharging channel 622 extends along the direction from the feeding side to the discharging side of the machine frame 1, one end of the second clamping seat 621, which is close to the discharging side of the machine frame 1, protrudes out of the upper surface and is fixedly connected with a stop block 625, and the side wall of the feeding block 623, which is far away from the discharging side of the machine frame 1, of the stop block 625 is abutted, so that the feeding block 623 is prevented from being separated from the discharging channel 622;

the fixed block 614 is slidingly connected with a second pressing rod 626 which slides back and forth along the vertical direction, both ends of the second pressing rod 626 penetrate through the fixed block 614, one end of the second pressing rod is abutted against the upper surface of the second abutting block 624, and the other end of the second pressing rod is abutted against the side wall of one end, far away from the third cam 824, of the third swing arm 813.

Referring to fig. 7, a reset groove 6231 is concavely provided on a side wall of the material outlet block 623, an extending direction of the reset groove 6231 is in the same direction as an extending direction of the material outlet channel 622, a clamping rod 6232 is slidably connected, one end of the clamping rod 6232 away from the reset groove 6231 extends out of the reset groove 6231 and is clamped with the second clamping seat 621, a second spring 6233 is fixedly connected in the reset groove 6231, one end of the second spring 6233 is fixedly connected with a peripheral wall of the clamping rod 6232, and the other end of the second spring 6233 is fixedly connected with an inner wall of the reset groove 6231.

Referring to fig. 4 and 8, the traction mechanism 7 comprises a vertical rod 71 vertically rotating through the frame 1, a swing rod 72 vertically fixedly connected to the outer side wall of the vertical rod 71, and a push rod 74 fixedly connected to the bottom end of the vertical rod 71; the side surface of one end of the push rod 74 far away from the vertical rod 71 is abutted with one side of the discharging block 623 far away from the discharging side of the frame 1; a third spring 73 is fixedly connected to the frame 1, one end of the third spring 73 is fixedly connected with the side wall of the frame 1, the other end of the third spring is abutted to one side, away from the vertical rod 71, of the swing rod 72, and the side wall, away from the vertical rod 71, of the swing rod 72 is abutted to the curved surface of the cylindrical cam 823.

The implementation principle of the automatic sheet turning machine in the embodiment of the application is as follows: during installation, the installation distance and the fixed point positions between the second cam 822, the cylindrical cam 823 and the third cam 824 are set according to the preset pattern interval on the raw material belt, the raw material belt disc is sleeved on the discharging shaft 412 according to the position of the turning tool 22, one side of the raw material belt disc is abutted with the second spring 6233, the abutting spring 413 is forced to be compressed, the fixed position of the raw material belt disc on the discharging shaft 412 is adjusted, after the fixed position of the raw material belt disc on the discharging shaft 412 is adjusted to a proper position, the adjusting nut 414 is in threaded connection with the discharging shaft 412, and the adjusting nut 414 is rotated until one side of the raw material belt disc, which is far away from the abutting spring 413, abuts; the raw material belt is manually pulled to sequentially pass through the through groove 422, the guide roller 423 and the compression roller 425, and finally passes into the guide groove 511 to be positioned right below the processing hole 53; the reset spring 542 forces the backing plate 51 and the positioning plate 52 to clamp the raw material belt, the first motor 314 drives the first cam 821 to rotate through the main shaft 82, the first cam 821 drives the seat 12 through the first swing arm 811, the seat 12 slides in the vertical direction in the chute 11, the fourth spring 13 is compressed when the seat 12 drives the tool holder 2 to press down, and meanwhile, the third motor 328 drives the cutter head 21 to rotate around the axis of the cutter head through the second transmission belt 327 and the first transmission belt 325; the third motor 328 is output to the driving gear 313, and the driving gear 313 is driven by the driving belt 312 to rotate so as to drive the tool apron 2 to rotate around the axis thereof; when the first cam 821 rotates to the intermittent area to be abutted against the first swing arm 811, the fourth spring 13 loses external force and resets, and the cutter holder 2 is driven to move upwards by the driving seat 12, the turning of a single pattern can be completed, the main shaft 82 rotates the arc protrusion of the second cam 822 to be far away from the second swing arm 812, and the first pressing rod 615 stops to be abutted against the first abutment block 613, so that the raw material belt of which the turning part is completed is pulled out from the lower part of the pressing block 612;

the main shaft 82 rotates the third cam 824 to enable the arc bulge to be in abutting connection with the third swing arm 813, the second pressing rod 626 abuts against the second abutting block 624, the second clamping piece 62 is in a clamping state, the curved surface on the higher side of the cylindrical cam 823 abuts against the swing rod 72, the vertical rod 71 is forced to rotate around the axis of the vertical rod 71, the swing rod 72 is driven to rotate around the axis of the vertical rod 71, the discharging block 623 in the clamping state is pushed to slide towards the discharging side of the frame 1 in the discharging channel 622, and the third spring 73 is stretched, so that the raw material belt of the finished turning part is pulled away from the lower part of the turning tool 22; the discharging block 623 slides along the discharging channel 622 to be abutted with the stop block 625, and simultaneously, the clamping rod 6232 slides reversely in the reset groove 6231 to force the second spring 6233 to compress in the reset groove 6231; when the spindle 82 drives the arc protrusion of the third cam 824 to move away from the side wall of the third swing arm 813, the second pressing rod 626 moves away from the second abutment block 624, resulting in the second clamping member 62 being in a non-clamping state; the main shaft 82 drives the cylindrical cam 823 to rotate, the side wall of the swing rod 72 is abutted with the curved surface on the lower side of the cylindrical cam 823, the vertical rod 71 is forced to reversely rotate around the axis of the swing rod, meanwhile, the third spring 73 is retracted, the swing rod 72 drives the vertical rod 71 to reversely rotate, the discharging block 623 loses external force, the second spring 6233 rebounds in the reset groove 6231, the discharging block 623 is driven to reversely slide in the discharging channel 622, and accordingly resetting of the block 623 is achieved, and the machined part of the raw material belt is conveniently driven to be far away from the lower side of the turning tool 22.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An automatic sheet turning machine which is characterized in that: the automatic turning machine comprises a frame (1), a turning tool (22) arranged on the frame (1) and a driving mechanism (3) arranged on the frame (1) and used for driving the turning tool (22) to move, wherein a positioning mechanism (5) arranged below the turning tool (22) and a clamping mechanism (6) arranged on one side of the turning tool (22) are arranged on the frame (1), the clamping mechanism (6) comprises a first clamping piece (61) arranged on the frame (1) and a second clamping piece (62) connected onto the frame (1) in a sliding manner, the frame (1) is rotationally connected with a traction mechanism (7) used for driving the second clamping piece (62) to move along a direction far away from the first clamping piece (61), and a transmission mechanism (8) of the synchronous transmission driving mechanism (3), the clamping mechanism (6) and the traction mechanism (7) is arranged on the frame (1); the first clamping piece (61) comprises a first clamping seat (611) arranged on the frame (1), a pressing block (612) arranged on the first clamping seat (611) and a first abutting block (613) hinged to the first clamping seat (611), a fixed block (614) positioned above the first clamping seat (611) is fixedly connected to the frame (1), and a first pressing rod (615) vertically slides on the fixed block (614); both ends of the first downward pressure rod (615) penetrate through the fixed block (614);

the second clamping piece (62) comprises a second clamping seat (621) arranged on the frame (1), two discharging blocks (623) connected with the second clamping seat (621) in a sliding manner and a second abutting block (624) hinged with the second clamping seat (621), a second pressing rod (626) parallel to the first pressing rod (615) is connected with the frame (1) in a sliding manner, and one end of the second pressing rod (626) close to the frame (1) is abutted with the side wall of the second abutting block (624);

the discharging block (623) is provided with a reset groove (6231) in the side wall indent, a clamping rod (6232) connected to the reset groove (6231) in a sliding mode and a second spring (6233) arranged in the reset groove (6231), one end of the second spring (6233) is fixedly connected with the peripheral wall of the clamping rod (6232), the other end of the second spring is fixedly connected with the inner wall of the reset groove (6231), and one end of the clamping rod (6232) extends out of the reset groove (6231) to be clamped with the second clamping seat (621).

2. An automatic sheeter according to claim 1, wherein: one end of the first downward pressing rod (615) far away from the pressing block (612) is provided with a boss (6151) in a protruding mode, a first spring (6152) is sleeved on the boss, one end of the first spring (6152) is abutted to one side, far away from the first clamping seat (611), of the fixed block (614), and the other end of the first spring is abutted to the side wall of the boss (6151).

3. An automatic sheeter according to claim 2, wherein: one side of the second clamping seat (621) far away from the first clamping seat (611) is provided with a stop block (625), and the side wall of the stop block (625) is in butt joint with the side wall of the discharging block (623).

4. An automatic sheeter according to claim 1, wherein: the traction mechanism (7) comprises a vertical rod (71) vertically rotating on the frame (1) and a push rod (74) arranged on one end, close to the frame (1), of the vertical rod (71), the push rod (74) is used for driving the second clamping piece (62) to be away from the first clamping piece (61), a swing rod (72) is arranged on the peripheral wall of the vertical rod (71), a third spring (73) is arranged on the swing rod (72), and one end, away from the swing rod (72), of the third spring (73) is fixedly connected with the frame (1).

5. An automatic sheeter according to claim 4, wherein: the machine frame (1) is connected with a cutter holder (2) in a sliding manner, one side, close to the machine frame (1), of the cutter holder (2) is provided with a cutter head (21) for mounting a turning tool (22), and the driving mechanism (3) comprises a first driving piece (31) for driving the cutter holder (2) to rotate circumferentially around the axis of the cutter head (21) and a second driving piece (32) for driving the turning tool (22) to rotate circumferentially around the axis of the cutter head (21).

6. An automatic sheeter according to claim 5, wherein: the transmission mechanism (8) comprises a hinge rod (81) and a main shaft (82) which are arranged on the frame (1), the main shaft (82) is arranged in parallel with the hinge rod (81), a first swing arm (811) which drives the tool apron (2) to reciprocate along the vertical direction, a second swing arm (812) which is used for the first lower pressure rod (615) to abut against, and a third swing arm (813) which is used for the first lower pressure rod (615) to abut against are rotationally connected on the hinge rod (81), and a first cam (821) which drives the first swing arm (811), a second cam (822) which drives the second swing arm (812), a third cam (824) which drives the third swing arm (813) and a cylindrical cam (823) which drives the vertical rod (71) to circumferentially rotate around the axis of the main shaft (82).

7. An automatic sheeter according to claim 6, wherein: the main shaft (82) is provided with a plurality of spacing rands (86), spacing rand (86) threaded connection has spacing bolt (87), spacing bolt (87) bottom and main shaft (82) outer wall butt, spacing rand (86) set up respectively in the both sides of first cam (821), second cam (822) and third cam (824).