阅读说明：本技术 一种圆形纸片装订设备 (Circular scraps of paper binding equipment ) 是由 刘稳 于 2019-12-02 设计创作，主要内容包括：本发明公开的一种圆形纸片装订设备,包括装置主体,所述装置主体内前后贯通的设有工作腔,所述工作腔内设有夹持装置,所述夹持装置内的两块上下对称的夹持板之间夹持住圆形纸片,上侧的所述夹持板上端转动连接有连杆,所述连杆内设有开口向上的啮合孔,所述啮合孔内螺纹连接有升降螺杆,本发明可自动并快速的对圆形纸片穿孔装订,只通过装订线来装订圆形纸片,进而可方便翻页,在拆装时只需要拉出连接块转动挡板即可拆下圆形纸片,不使用订书钉,消除安全隐患。(The invention discloses circular paper sheet binding equipment which comprises a device main body, wherein a working cavity is arranged in the device main body in a through manner from front to back, a clamping device is arranged in the working cavity, a circular paper sheet is clamped between two clamping plates which are symmetrical up and down in the clamping device, the upper end of the clamping plate at the upper side is rotatably connected with a connecting rod, an engaging hole with an upward opening is formed in the connecting rod, and a lifting screw is connected in the engaging hole in a threaded manner.)

1. A circular scraps of paper binding equipment, includes the device main part, its characterized in that: a working cavity is arranged in the device main body in a front-back through manner, a clamping device is arranged in the working cavity, and a circular paper sheet is clamped between two clamping plates which are symmetrical up and down in the clamping device; the upper end of the clamping plate on the upper side is rotatably connected with a connecting rod, a meshing hole with an upward opening is formed in the connecting rod, a lifting screw rod is connected in the meshing hole in a threaded manner, a transmission cavity is formed in the inner wall of the upper side of the working cavity, a driving device is arranged in the transmission cavity, and the upper end of the lifting screw rod is connected to the driving device; a through hole is formed in the clamping plate in a vertically through mode, a drill bit is arranged on the upper side of the clamping plate on the upper side in a sliding mode, a threaded hole with an upward opening is formed in the drill bit, a screw rod is connected to the inner thread of the threaded hole, and the upper end of the screw rod is connected to the driving device; the right side of the clamping plate is provided with a binding device, the clamping device drives the clamping plate to rotate and rotates one side of the round paper sheet with the punched hole into the binding device, and a sliding magnet in the driving device and a fixed magnet in the binding device attract each other; the upper end of the sliding magnet is fixedly connected with a stay wire, the lower end of the fixed magnet is fixedly connected with a connecting block, and the lower end of the connecting block is fixedly connected with a binding rope.

2. A circular sheet binding apparatus as claimed in claim 1, wherein: the clamping device comprises a rotating motor fixedly arranged in the inner wall of the lower side of the working cavity, the upper end of the rotating motor is in power connection with a rotating shaft, and the upper end of the rotating shaft is fixedly connected with the clamping plate on the lower side; and a pressure probe is fixedly arranged in the lower end face of the clamping plate on the upper side and is electrically connected with the driving device.

3. A circular sheet binding apparatus as claimed in claim 2, wherein: and a wire groove with an outward opening is formed in the inner wall of the left side of the through hole in a communicated manner.

4. A circular sheet binding apparatus as claimed in claim 1, wherein: the driving device comprises a sliding gear which is slidably and rotatably arranged in the transmission cavity, a connecting hole with a downward opening is formed in the sliding gear, the upper end of the lifting screw is connected with the sliding gear through the connecting hole, a motor shaft is connected with an internal spline of the sliding gear, a driving motor is fixedly arranged in the inner wall of the upper side of the transmission cavity, and the upper end of the motor shaft is in power connection with the driving motor; the left end of the sliding gear is meshed with a fixed gear, a meshing groove with a downward opening is formed in the fixed gear, an inner meshing gear is rotatably arranged in the meshing groove and meshed with the fixed gear, and the upper end of the screw is fixedly connected with the inner meshing gear; an electromagnetic spring is fixedly connected between the upper end of the sliding gear and the motor shaft, and the electromagnetic spring is electrically connected with the pressure probe.

5. The circular sheet binding apparatus of claim 4, wherein: the right end of the driving motor is in power connection with a power shaft, a gear cavity is formed in the right side of the driving motor, a driving bevel gear is rotatably arranged in the gear cavity, and the right end of the power shaft is fixedly connected to the driving bevel gear; the front end of the driving bevel gear is engaged with a driven bevel gear, the front end of the driven bevel gear is fixedly connected with a connecting shaft, the front end of the connecting shaft is fixedly connected with a rope winding wheel, and the pull wire is wound on the rope winding wheel; the inner wall of the upper side of the working cavity is fixedly connected with a supporting rod, and the stay wire is connected to the supporting rod in a sliding mode.

6. A circular sheet binding apparatus as claimed in claim 1, wherein: the binding device comprises a guide sliding chute which is communicated and arranged in the inner wall of the right side of the working cavity, extrusion plates are symmetrically arranged in the guide sliding chute in a front-back mode and are arranged in a sliding mode, a guide sliding rod is fixedly connected between the front inner wall and the rear inner wall of the guide sliding chute, the extrusion plates are connected to the guide sliding rod in a sliding mode, and a connecting spring is fixedly connected between the extrusion plates; a binding clamp is clamped between the extrusion plates, a clamping groove with an upward opening is formed in the binding clamp, and through holes with a downward opening are formed in the inner walls of the lower sides of the clamping grooves in a communicated manner; a groove with an upward opening is formed in the binding clamp, a tension pulley is rotationally arranged in the groove, a torsion shaft is fixedly connected in the tension pulley, the front end and the rear end of the torsion shaft are rotationally connected to the front inner wall and the rear inner wall of the groove, the binding rope is wound on the circumferential surface of the tension pulley, and the lower end of the binding rope is fixedly connected to the inner wall of the lower side of the groove; the upper end of the binding rope is fixedly connected with the connecting block, and the fixed magnet is fixedly arranged in the upper end face of the connecting block.

7. The circular sheet binding apparatus of claim 6, wherein: and torsional springs are fixedly connected between the front end and the rear end of the tensioning wheel and the front inner wall and the rear inner wall of the groove.

8. The circular sheet binding apparatus of claim 6, wherein: the connecting block is internally provided with slots which are bilaterally symmetrical and have downward openings, the slots are internally and rotatably provided with baffle plates, fixed shafts are fixedly connected in the baffle plates, and the fixed shafts are rotatably connected between the front inner wall and the rear inner wall of the slots.

Technical Field

The invention relates to the field of paper binding, in particular to a circular paper sheet binding device.

Background

Binding means processing printed pages and signatures into a book, or finishing and matching receipts, bills and the like to form a book and the like, and then processing after printing, wherein binding of books and periodicals comprises two procedures of binding and binding, namely binding the pages, namely processing book blocks, and binding namely processing book covers, namely binding frames.

The existing paper sheets are all rectangular, can be bound well by using a common stapler, but are not easy to disassemble the bound book, and have the hidden trouble of being scratched by staples, and the paper sheets have different shapes, such as circular paper sheets, and the circular paper sheets are bound into the book by using the stapler and are inconvenient to turn pages.

Disclosure of Invention

The technical problem is as follows:

the bound book of the general stapler is not easy to be disassembled, has potential safety hazards, and is inconvenient to turn pages after binding circular paper sheets into a book.

In order to solve the problems, the circular paper sheet binding equipment comprises a device main body, wherein a working cavity is arranged in the device main body in a front-back through mode, a clamping device is arranged in the working cavity, circular paper sheets are clamped between two clamping plates which are symmetrical up and down in the clamping device, the upper end of the upper clamping plate is rotatably connected with a connecting rod, an engagement hole with an upward opening is formed in the connecting rod, a lifting screw rod is connected with the engagement hole in a threaded manner, a transmission cavity is arranged in the inner wall of the upper side of the working cavity, a driving device is arranged in the transmission cavity, the upper end of the lifting screw rod is connected with the driving device, the driving device drives the lifting screw rod to drive the connecting rod to slide up and down with the upper clamping plate, a through hole is formed in the clamping plate in a through mode up and down, and a drill bit is arranged on the upper side of, the drill bit is internally provided with a threaded hole with an upward opening, the threaded hole is internally threaded with a screw rod, the upper end of the screw rod is connected with the driving device, the driving device drives the screw rod to drive the drill bit to descend by driving, so that the drill bit penetrates through the through hole and punches holes on the circular paper scraps, the right side of the clamping plate is provided with a binding device, the clamping device drives the clamping plate to rotate and rotates one side of the circular paper scraps, which is punched with the holes, into the binding device, a sliding magnet in the driving device and a fixed magnet in the binding device attract each other, the upper end of the sliding magnet is fixedly connected with a pull wire, the lower end of the fixed magnet is fixedly connected with a connecting block, the lower end of the connecting block is fixedly connected with a binding rope, the driving device drives and winds the pull wire, and then the sliding magnet, and then the binding rope is driven to pass through the through hole in the circular paper sheet and bind. Beneficially, clamping device including set firmly in the rotating electrical machines in the inner wall of working chamber downside, rotating electrical machines upper end power connection has the rotation axis, the rotation axis upper end link firmly in the downside the grip block, the upside the grip block lower extreme facial features set firmly pressure probe, pressure probe electric connection in drive arrangement, pressure probe response between grip block and the scraps of paper pressure and control drive arrangement with be connected between the lifting screw, start the rotating electrical machines, and then through the rotation axis drives the downside the grip block rotates, because the upside the grip block extrudees circular scraps of paper, the downside this moment the grip block can drive circular scraps of paper and upside the grip block synchronous rotation.

Preferably, the inner wall of the left side of the through hole is internally provided with a wire groove with an outward opening, and the wire groove is convenient for the binding rope to be separated from the clamping plate.

Beneficially, the driving device includes a sliding gear slidably and rotatably disposed in the transmission cavity, a connection hole with a downward opening is disposed in the sliding gear, the upper end of the lifting screw is connected to the sliding gear through the connection hole, a motor shaft is connected to the sliding gear through an internal spline, a driving motor is fixedly disposed in an inner wall of an upper side of the transmission cavity, an upper end of the motor shaft is in power connection with the driving motor, a fixed gear is engaged at a left end of the sliding gear, a meshing groove with a downward opening is disposed in the fixed gear, an internal meshing gear is rotatably disposed in the meshing groove, the internal meshing gear is engaged with the fixed gear, an upper end of the screw is fixedly connected to the internal meshing gear, an electromagnetic spring is fixedly connected between the upper end of the sliding gear and the motor shaft, the electromagnetic spring is electrically connected to the pressure probe, and the, when the sliding gear is not meshed with the fixed gear, the electromagnetic spring is electrified and the driving motor is started, the sliding gear is driven to rotate by the motor shaft, the connecting rod is driven to slide downwards by the lifting screw rod, the clamping plate on the upper side is driven to slide downwards and extrude a round paper sheet, the pressure probe senses the pressure between the clamping plate and the paper sheet and controls the electromagnetic spring to be powered off, the sliding gear is driven to ascend, the sliding gear is further disconnected from the lifting screw rod, the sliding gear is meshed with the fixed gear at the moment, the sliding gear drives the fixed gear to rotate at the moment, the inner meshing gear is further driven to rotate, the inner meshing drill bit is driven to descend by the screw rod and penetrate through the through hole, the round paper sheet is punched, and when the fixed gear is disengaged from the fixed gear, and starting the driving motor reversely, and further driving the drill bit to ascend and separate from the through hole.

Beneficially, driving motor right-hand member power is connected with the power shaft, the driving motor right side is equipped with the gear chamber, the rotation of gear chamber is equipped with drive bevel gear, the power shaft right-hand member link firmly in drive bevel gear, the meshing of drive bevel gear front end has driven bevel gear, driven bevel gear front end link firmly has the connecting axle, the connecting axle front end link firmly has the rope winding wheel, it twines in to act as go-between on the rope winding wheel, link firmly the bracing piece on the inner wall of working chamber upside, act as go-between sliding connection in the bracing piece, the bracing piece avoids it to act as go-between the winding drive the amplitude of rocking is too big when sliding magnet goes.

Beneficially, the binding device includes a guide chute arranged in the inner wall of the right side of the working chamber and communicated with each other, the guide chute is internally provided with a front and a back symmetrically and slidably with a squeeze board, a guide slide rod is fixedly connected between the front and back inner walls of the guide chute, the squeeze board is slidably connected to the guide slide rod, a connecting spring is fixedly connected between the squeeze boards, a binding clip is clamped between the squeeze boards, a clamping groove with an upward opening is arranged in the binding clip, a through hole with a downward opening is arranged in the inner wall of the lower side of the clamping groove in a communicating manner, a groove with an upward opening is arranged in the binding clip, a tension wheel is rotationally arranged in the groove, a torsion shaft is fixedly connected in the tension wheel, the front and back ends of the torsion shaft are rotationally connected to the front and back inner walls of the groove, the binding rope is wound on the circumferential surface of the tension wheel, the fixing magnet is fixedly arranged in the upper end face of the connecting block, when the clamping plate drives the circular paper to enable the through hole to be right opposite to the clamping groove, the through hole and the groove, the driving motor is started and the stay wire is put down, then the sliding magnet penetrates through the clamping groove, the through hole and the through hole of the circular paper and attracts the fixing magnet, the driving motor is reversed at the moment, the stay wire is wound, and then the fixing magnet, the connecting block and the binding rope are driven by the sliding magnet to ascend and penetrate through the through hole of the circular paper, the clamping groove and the through hole.

Preferably, torsion springs are fixedly connected between the front end and the rear end of the tension wheel and the front inner wall and the rear inner wall of the groove, and the binding rope is always kept in a tension state under the elastic force of the torsion springs.

Beneficially, the connecting block is provided with slots which are bilaterally symmetrical and have downward openings, the slots are provided with baffle plates rotatably, fixed shafts are fixedly connected in the baffle plates, the fixed shafts are rotatably connected between the front and rear inner walls of the slots, when the connecting block rises and passes through the through hole, the binding clip pushes the baffle plates to rotate downwards, the baffle plates can pass through the through hole and the clamping grooves, the baffle plates rotate outwards and disconnect the sliding magnet from the fixed magnet, the binding rope is tensioned under the action of the torsion spring, the connecting block is driven to slide downwards, the baffle plates are positioned in the clamping grooves and cannot pass through the through hole, the binding clip is taken out and the binding rope passes through the wire grooves, when the connecting block needs to be detached, the connecting block is pulled out and the baffle plates are swung downwards, the baffle plate can penetrate through the through hole, the connecting block and the baffle plate are driven to slide downwards under the action of the elasticity of the torsion spring and penetrate through the through hole of the circular paper sheet, and the circular paper sheet can be detached at the moment.

The invention has the beneficial effects that: the invention can automatically and quickly punch and bind the circular paper sheets, only binds the circular paper sheets through the binding line, and further can conveniently turn pages, and the circular paper sheets can be detached only by pulling out the connecting block and rotating the baffle plate during detachment without using staples, thereby eliminating potential safety hazards.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view showing the overall construction of a circular sheet binding apparatus of the present invention;

FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;

FIG. 3 is an enlarged schematic view of "B" of FIG. 1;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1;

FIG. 5 is an enlarged schematic view of "D" of FIG. 1;

FIG. 6 is a schematic view of the structure in the direction "E-E" of FIG. 1;

FIG. 7 is a schematic view of the structure in the direction "F-F" of FIG. 5.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a circular paper sheet binding device, which comprises a device main body 11, wherein a working cavity 25 is arranged in the device main body 11 in a through manner from front to back, a clamping device 102 is arranged in the working cavity 25, a circular paper sheet is clamped between two clamping plates 23 which are symmetrical up and down in the clamping device 102, the upper end of the upper clamping plate 23 is rotatably connected with a connecting rod 38, an engagement hole 40 with an upward opening is arranged in the connecting rod 38, a lifting screw rod 41 is connected with the engagement hole 40 in an internal thread manner, a transmission cavity 31 is arranged in the inner wall of the upper side of the working cavity 25, a driving device 100 is arranged in the transmission cavity 31, the upper end of the lifting screw rod 41 is connected with the driving device 100, the driving device 100 drives the lifting screw rod 41 to drive the connecting rod 38 to slide up and down with the upper clamping plate 23, a through hole 24 is arranged, upside the grip block 23 upside slip is equipped with the drill bit 28, be equipped with the ascending screw hole 26 of opening in the drill bit 28, screw hole 26 internal thread is connected with screw rod 27, screw rod 27 upper end connect in drive arrangement 100, drive arrangement 100 is through the drive screw rod 27 drives the drill bit 28 descends, and then the drill bit 28 passes through the through-hole 24 and punches on circular scraps of paper, grip block 23 right side is equipped with binding means 101, clamping device 102 drive grip block 23 rotates and rotates circular scraps of paper perforated one side to in binding means 101, slide magnet 14 in the drive arrangement 100 with fixed magnet 53 inter attraction in the binding means 101, slide magnet 14 upper end has linked firmly stay wire 12, fixed magnet 53 lower extreme has linked firmly connecting block 52, the connecting block 52 lower extreme has linked firmly binding rope 56, the driving device 100 drives and winds the pulling wire 12, and then drives the fixed magnet 53 to ascend through the through hole in the circular paper sheet by the sliding magnet 14, and further drives the binding rope 56 to penetrate through the through hole in the circular paper sheet and bind.

In the following, the clamping device 102 is described in detail according to an embodiment, the clamping device 102 comprises a rotating motor 22 fixed in the inner wall of the lower side of the working chamber 25, the upper end of the rotating motor 22 is connected with a rotating shaft 21 in a power mode, the upper end of the rotating shaft 21 is fixedly connected with the clamping plate 23 on the lower side, a pressure probe 39 is fixedly arranged in the lower end face of the clamping plate 23 on the upper side, the pressure probe 39 is electrically connected to the driving device 100, the pressure probe 39 senses the pressure between the clamping plate 23 and the paper sheet and controls the connection between the driving device 100 and the lifting screw 41, the rotating motor 22 is started, and the clamping plate 23 on the lower side is driven to rotate by the rotating shaft 21, since the upper holding plate 23 presses the circular paper, the lower holding plate 23 drives the circular paper and the upper holding plate 23 to rotate synchronously.

Advantageously, a slot 57 with an outward opening is formed in the inner wall of the left side of the through hole 24, and the slot 57 facilitates the binding cord 56 to be detached from the holding plate 23.

According to the embodiment, the driving device 100 is described in detail below, the driving device 100 includes a sliding gear 33 slidably and rotatably disposed in the transmission cavity 31, a connection hole 34 with a downward opening is formed in the sliding gear 33, the upper end of the lifting screw 41 is connected to the sliding gear 33 through the connection hole 34, a motor shaft 36 is connected to the sliding gear 33 through an internal spline, a driving motor 35 is fixedly disposed in an inner wall of an upper side of the transmission cavity 31, an upper end of the motor shaft 36 is connected to the driving motor 35 by power, a fixed gear 30 is engaged with a left end of the sliding gear 33, a meshing groove 32 with a downward opening is formed in the fixed gear 30, a ring gear 29 is rotatably disposed in the meshing groove 32, the ring gear 29 is meshed with the fixed gear 30, an upper end of the screw 27 is fixedly connected to the ring gear 29, and an electromagnetic spring 37 is fixedly connected between an upper end of the sliding gear 33 and the, the electromagnetic spring 37 is electrically connected to the pressure probe 39, the sliding gear 33 is initially connected to the lifting screw 41, the sliding gear 33 is not engaged with the fixed gear 30, the electromagnetic spring 37 is energized and the driving motor 35 is started, the motor shaft 36 drives the sliding gear 33 to rotate, the lifting screw 41 drives the connecting rod 38 to slide downwards, the clamping plate 23 on the upper side is driven to slide downwards and extrude a circular paper sheet, the pressure probe 39 senses the pressure between the clamping plate 23 and the paper sheet, controls the electromagnetic spring 37 to be de-energized, and drives the sliding gear 33 to ascend, so that the sliding gear 33 is disconnected from the lifting screw 41, the sliding gear 33 is engaged with the fixed gear 30, and the sliding gear 33 drives the fixed gear 30 to rotate, the ring gear 29 is driven to rotate, the drill 28 is driven to descend through the through hole 24 by the screw 27, and a circular paper sheet is punched, and when the fixed gear 30 is disengaged from the ring gear 29, the driving motor 35 is started in a reverse direction, and the drill 28 is driven to ascend and be disengaged from the through hole 24.

Beneficially, a power shaft 43 is connected to the right end of the driving motor 35 in a power manner, a gear cavity 46 is arranged on the right side of the driving motor 35, a driving bevel gear 44 is arranged in the gear cavity 46 in a rotating manner, the right end of the power shaft 43 is fixedly connected to the driving bevel gear 44, a driven bevel gear 45 is engaged with the front end of the driving bevel gear 44, a connecting shaft 47 is fixedly connected to the front end of the driven bevel gear 45, a rope winding wheel 42 is fixedly connected to the front end of the connecting shaft 47, the pull wire 12 is wound on the rope winding wheel 42, a supporting rod 13 is fixedly connected to the inner wall of the upper side of the working cavity 25, the pull wire 12 is connected to the supporting rod 13 in a sliding manner, and the supporting rod 13 prevents the pull wire.

According to an embodiment, the binding apparatus 101 is described in detail below, the binding apparatus 101 includes a guide chute 19 disposed in the right inner wall of the working chamber 25 and communicated with each other, pressing plates 17 are disposed in the guide chute 19 in a front-back symmetrical and sliding manner, a guide sliding rod 18 is fixedly connected between the front inner wall and the rear inner wall of the guide chute 19, the pressing plates 17 are slidably connected to the guide sliding rod 18, a connecting spring 48 is fixedly connected between the pressing plates 17, a binding clip 20 is clamped between the pressing plates 17, a slot 15 with an upward opening is disposed in the binding clip 20, a through hole 16 with a downward opening is disposed in the inner wall of the lower side of the slot 15 and communicated with each other, a groove 59 with an upward opening is disposed in the binding clip 20, a tension wheel 55 is disposed in the groove 59, a torsion shaft 49 is fixedly connected in the tension wheel 55, and the front end and the rear end of the torsion, the binding rope 56 is wound on the circumferential surface of the tension wheel 55, the lower end of the binding rope 56 is fixedly connected with the inner wall of the lower side of the groove 59, the upper end of the binding rope 56 is fixedly connected with the connecting block 52, the fixed magnet 53 is fixedly arranged in the upper end face of the connecting block 52, when the clamping plate 23 drives the circular paper sheet to make the punched hole face to the clamping groove 15, the through hole 16 and the groove 59, the driving motor 35 is started and the pull wire 12 is put down, and the sliding magnet 14 passes through the slot 15, the through hole 16, the through hole 24 and the through hole of the circular paper sheet and attracts the fixed magnet 53, at which time the driving motor 35 is reversed, the pulling wire 12 is wound, and the fixed magnet 53, the connecting block 52, and the binding string 56 are lifted by the sliding magnet 14 and pass through the circular paper punch, the engaging groove 15, and the through hole 16.

Advantageously, a torsion spring 58 is fixedly connected between the front end and the rear end of the tension wheel 55 and the front inner wall and the rear inner wall of the groove 59, and the binding rope 56 is always kept in a tension state under the action of the elasticity of the torsion spring 58.

Beneficially, the connecting block 52 is provided with slots 54 symmetrically left and right and having a downward opening, the slots 54 are provided with baffles 50 rotatably, the baffles 50 are fixedly connected with fixing shafts 51, the fixing shafts 51 are rotatably connected between the front and rear inner walls of the slots 54, when the connecting block 52 ascends and passes through the through hole 16, the binders 20 push the baffles 50 to rotate downward, the baffles 50 can pass through the through hole 16 and the slot 15, at this time, the baffles 50 rotate outward, the sliding magnet 14 is disconnected from the fixing magnet 53, at this time, the binding ropes 56 are tensioned under the elastic force of the torsion spring 58, the connecting block 52 is further driven to slide downward, at this time, the baffles 50 are located in the slot 15 and cannot pass through the through hole 16, at this time, the binders 20 are taken out and the binding ropes 56 pass through the wire slots 57, when the circular paper piece needs to be detached to pull out the connecting block 52 and swing the baffle 50 downwards to enable the baffle 50 to pass through the through hole 16, the connecting block 52 and the baffle 50 are driven to slide downwards under the action of the elastic force of the torsion spring 58 and pass through the through hole of the circular paper piece, and the circular paper piece can be detached.

The use steps of a circular sheet binding apparatus herein will be described in detail with reference to fig. 1 to 7:

initially, the through hole 24 is located at the left side, the upper clamping plate 23 is located at the upper limit position, the sliding magnet 14 is located at the upper limit position, the sliding gear 33 is engaged with the fixed gear 30, and the sliding gear 33 is not connected to the lifting screw 41.

When the circular paper slip cutter is used, circular paper slips are stacked and placed on the upper end of the clamping plate 23 on the lower side, the electromagnetic spring 37 is electrified, the sliding gear 33 is pushed to slide downwards and is connected with the lifting screw rod 41, the sliding gear 33 is disengaged with the fixed gear 30 at the moment, the driving motor 35 is started at the moment, the sliding gear 33 is driven to rotate through the motor shaft 36, the connecting rod 38 and the clamping plate 23 on the upper side are driven to slide downwards through the lifting screw rod 41 and extrude the circular paper slips, the pressure probe 39 senses the pressure between the paper slips and the clamping plate 23, when the pressure sensed by the pressure probe 39 reaches a preset value, the electromagnetic spring 37 is powered off, the sliding gear 33 is disconnected with the lifting screw rod 41, the sliding gear 33 is meshed with the fixed gear 30, the sliding gear 33 drives the fixed gear 30 to rotate, the internal meshing gear 29 is driven to rotate, the drill bit 28 is driven, and then the circular paper is punched, when the ring gear 29 is disengaged from the fixed gear 30, the driving motor 35 is started reversely, and then the driving bit 28 is ascended and disengaged from the through hole 24, at this time, the driving motor 35 is stopped and the rotating motor 22 is started, and then the holding plate 23 and the circular paper are driven to rotate by the rotating shaft 21 until the through hole 24 is aligned with the through hole 16 and the groove 59, at this time, the rotating motor 22 is stopped and the driving motor 35 is started, at this time, the driving motor 35 drives only the power shaft 43, and then the driving bevel gear 44 rotates, and then the driven bevel gear 45 rotates, and then the rope winding wheel 42 rotates by the connecting shaft 47, and then the stay wire 12 is paid out, and then the sliding magnet 14 passes through the slot 15, the through hole 16, the through hole 24 and the through hole of the circular paper and is connected with the fixed magnet 53, at this time, the, and then the binding rope 56 passes through the through hole of the circular paper sheet and is bound, at the moment, after the baffle 50 passes through the clamping groove 15 and the through hole 16, the baffle 50 is unfolded and the sliding magnet 14 and the fixed magnet 53 are disconnected, at the moment, the binding rope 56 is tensioned under the elastic force of the torsion spring 58, at the moment, the binding clamp 20 is taken down, and the binding rope 56 passes through the wire groove 57 and can be taken out.

When the circular paper piece needs to be detached to pull out the connecting block 52 and swing the baffle 50 downwards to enable the baffle 50 to pass through the through hole 16, the connecting block 52 and the baffle 50 are driven to slide downwards under the action of the elastic force of the torsion spring 58 and pass through the through hole of the circular paper piece, and the circular paper piece can be detached.

The invention has the beneficial effects that: the invention can automatically and quickly punch and bind the circular paper sheets, only binds the circular paper sheets through the binding line, and further can conveniently turn pages, and the circular paper sheets can be detached only by pulling out the connecting block and rotating the baffle plate during detachment without using staples, thereby eliminating potential safety hazards.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.