CN110481204B - Screw type leather head machine and working method thereof - Google Patents
Screw type leather head machine and working method thereof Download PDFInfo
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- CN110481204B CN110481204B CN201910798296.9A CN201910798296A CN110481204B CN 110481204 B CN110481204 B CN 110481204B CN 201910798296 A CN201910798296 A CN 201910798296A CN 110481204 B CN110481204 B CN 110481204B
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- pencil
- rod
- aluminum sleeve
- screw
- fixedly connected
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
- B43K19/16—Making non-propelling pencils
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/48—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems
- B65G65/4881—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems rotating about a substantially horizontal axis
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention relates to a screw type leather head machine and a working method thereof, which is characterized in that: the pencil sharpener comprises a frame, wherein a pencil dropping mechanism is arranged above the frame, a pencil vertically drops onto a spiral pencil feeding mechanism through the pencil dropping mechanism and is horizontally conveyed forward by the spiral pencil feeding mechanism, a pencil sharpening mechanism, a pencil aluminum sleeve mounting mechanism, an aluminum sleeve correction mechanism and a rubber mounting mechanism are sequentially arranged along the conveying direction of the spiral pencil feeding mechanism, the pencil sharpening mechanism, the pencil aluminum sleeve mounting mechanism, the aluminum sleeve correction mechanism and the rubber mounting mechanism are all right opposite to the end face of the pencil head, a collecting hopper is arranged at the front end part of the spiral pencil feeding mechanism, and the screw type leather head machine is reasonable in structure, safe and efficient.
Description
Technical Field
The invention relates to the field of machinery, in particular to a screw type leather head machine and a working method thereof.
Background
In the process of pencil processing and leather head installation, a series of processing needs to be carried out on the pencil, each processing station needs to enable the pencil to stop processing on the station for a period of time, and the pencil is continuously conveyed after processing, so that special design needs to be carried out on a conveying device for processing the pencil, the existing conveying mechanism cannot well meet the requirements, and the conveying mechanism is complex in structure, inconvenient to use, incapable of carrying out efficient conveying and incapable of accurately completing leather head installation.
Disclosure of Invention
In view of the defects of the prior art, the technical problem to be solved by the invention is to provide the screw type leather head machine and the working method thereof, which not only have reasonable structure, but also are safe and efficient to use.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a screw type leather head machine, includes a frame, is equipped with a pen-holding mechanism above this frame, and the pencil is through the vertical falling of pen-holding mechanism to spiral send on the mechanism and by spiral send a mechanism level forward transport, has set gradually pencil crowded sharp mechanism, pencil aluminium cover installation mechanism, aluminium cover correction mechanism, rubber installation mechanism along spiral send a mechanism direction of transport, and this pencil crowded sharp mechanism, pencil aluminium cover installation mechanism, aluminium cover correction mechanism and rubber installation mechanism all just to pencil head terminal surface, spiral send a mechanism front end to be provided with a collecting hopper.
Further, the pen dropping mechanism comprises a feeding frame, the feeding frame comprises a pair of guide rails extending from a feeding opening of the feeding frame obliquely towards the spiral pen feeding mechanism, a baffle is fixedly connected to the outer side of each guide rail, a vertical plate is fixedly connected to the front of each baffle, and a vertical chute for enabling a pencil to drop onto a screw vertically is arranged between a discharging opening of each guide rail and the vertical plate.
Further, the spiral pen feeding mechanism comprises a pair of screws which are used for conveying pencils and rotate in the same direction, the screws are all arranged on the frame in a penetrating way, each screw is provided with a spiral groove which is continuously and uniformly spirally distributed outside the screw, the two screws comprise a left screw and a right screw which are arranged at intervals, the left screw is identical to the spiral groove on the right screw, the rear end part of the left screw is coaxially and fixedly connected with a left rotating shaft which is in running fit with the frame, the rear end part of the right screw is coaxially and fixedly connected with a right rotating shaft which is in running fit with the frame, the right rotating shaft is coaxially and fixedly connected with a rotating wheel, both sides above the rotating wheel are respectively provided with guide wheels which are in the matching with the both sides of the rotating wheel, and the guide wheels are fixed in the frame; the right rotating shaft is coaxially and fixedly connected with a right roller, a rolling groove is formed in the outer portion of the right roller along the circumferential direction towards the circle center, and the left rotating shaft is coaxially and fixedly connected with a left roller matched with the rolling groove; the left rotating shaft and the right rotating shaft respectively penetrate through the inside of the left bearing and the right bearing and are respectively in running fit with the left bearing and the right bearing; the right side part of the right screw is fixedly connected with a side plate for preventing the pencil from falling off in the conveying process.
Further, a motor is fixedly connected to the frame, a driving shaft is coaxially and fixedly connected to an output shaft of the motor, a driving gear is coaxially and fixedly connected to the driving shaft, a transmission shaft is arranged on the frame in a penetrating manner, a rear transmission gear meshed with the driving gear is coaxially and fixedly connected to the transmission shaft, a front transmission gear positioned in front of the rear transmission gear is coaxially and fixedly connected to the transmission shaft, a driven shaft is arranged on the frame in a penetrating manner, a driven gear meshed with the front transmission gear is coaxially and fixedly connected to the driven shaft, a linkage shaft in running fit with the frame is also arranged on the frame in a penetrating manner, a linkage gear meshed with the driven gear is coaxially and fixedly connected to the linkage shaft, a left gear is coaxially and fixedly connected to the left rotating shaft, a right gear is coaxially and fixedly connected to the right rotating shaft, and the left gear and the right gear are respectively meshed with the linkage gear; a second transmission shaft is arranged below the transmission shaft, extends horizontally forwards, and is provided with a second transmission gear meshed with the rear transmission gear.
Further, the pencil tip extruding mechanism comprises a first supporting seat fixedly arranged on the upper surface of the frame, a rail supporting table is fixedly arranged in the middle of the upper surface of the supporting seat, a left-right extending sliding rail is fixedly arranged on the upper surface of the rail supporting table, a sliding block matched with the sliding rail to slide is arranged on the sliding rail, the sliding block is pushed to the right and pulled to the left through a pushing device, a heating extrusion tip is fixedly connected to the right end part of the sliding block, and a lifting device is arranged below the right side of the heating extrusion tip.
Further, the supporting seat is provided with an opening from the left end part to the right, the pushing device comprises a hinge rod, the hinge rod is arranged in the opening, the middle part of the hinge rod is hinged with the supporting seat, the upper end of the hinge rod is hinged with a push rod, the push rod extends to the right and is hinged with the sliding block, and the lower end part of the hinge rod is hinged with a first cam; the lifting device comprises a swinging rod positioned below a supporting seat, the swinging rod extends leftwards and rightwards, the middle part of the swinging rod is hinged with a round rod to realize the up-and-down swinging of the left end and the right end, the round rod upwards sequentially passes through the supporting seat and an adjusting knob, the right end of the swinging rod is connected with a lifting rod, the lifting rod vertically upwards passes through the supporting seat, the left end part of the swinging rod is provided with a bearing, the contact and the separation of the bearing and a second cam below are used for realizing the up-and-down swinging of the swinging rod, and the first cam and the second cam pass through a second transmission shaft to realize the rotation.
Further, the pencil aluminum sleeve mounting mechanism comprises a base fixedly arranged on the upper surface of the frame, a square groove is formed in the base from the left end part to the right, two jacking blocks are arranged in the square groove, the left jacking block and the right jacking block are divided according to the azimuth, the upper end of the left jacking block is fixedly connected with an upward extending connecting rod, and the upper end of the connecting rod is hinged with an aluminum sleeve push rod which horizontally extends to the right; the lower end part of the left jacking block is upwards provided with a first groove, the left jacking block is hinged with a Z-shaped jacking rod below the left jacking block through the first groove, a first round shaft passes through the base from back to front, the bent part of the upper end of the Z-shaped jacking rod is matched with the left jacking block, and the lower end part of the Z-shaped jacking rod is in contact with a third cam convex part below to realize jacking; the right jacking block upper end links firmly a Y type pole, and Y type pole upper end inboard all is provided with the bearing, contacts with pricking hole mechanism through this bearing and cooperatees, and the second recess has been seted up to this right jacking block lower extreme up, and is articulated with the reverse L type jacking rod in below through the second recess, and passes base, reverse L type jacking rod bending part from the back forward through the second circle axle and cooperatees with right jacking block, reverse L type jacking rod lower extreme realizes the jacking through contacting with the fourth cam convex part in below.
Further, the hole punching mechanism comprises a fixing seat fixedly arranged in the middle of the base, the push rod horizontally penetrates through the center of the fixing seat, a round tube is sleeved outside the aluminum sleeve push rod positioned at the left side of the fixing seat, the right end part of the round tube is fixedly connected with a round ring, the round tube is fixedly connected with the fixing seat through the round ring, a second round ring is sleeved outside the round tube, the left end face of the second round ring is in contact with a bearing on the Y-shaped rod, a plurality of fixing blocks are uniformly distributed on the right end face of the second round ring along the circumferential direction of the second round ring, the fixing blocks are fixedly connected with the second round ring, the fixing blocks are respectively hinged with a chain link, the other ends of the chain links are hinged with rotary rods, the rotary rods vertically penetrate through the fixing blocks towards the right, the rotary rods are vertically penetrated through the fixing blocks through pin shafts and are connected with the fixing blocks, the right end parts of the rotary rods are fixedly provided with a hole punching pointer Kong Zhizhen, and the hole punching pointer points to the center of the end face of the aluminum sleeve push rod, and a vertical aluminum sleeve dropping box is arranged above the aluminum sleeve push rod at the left side of the hole punching pointer. The pencil aluminum sleeve mounting mechanism is also provided with a lifting mechanism, and the structure of the lifting mechanism is consistent with that of the pencil sharpening mechanism.
Furthermore, the aluminum sleeve correction mechanism and the pencil tip extrusion mechanism have the same structure except that the heating tip extrusion head is replaced by the correction head; the rubber mounting mechanism is identical with the pencil aluminum sleeve mounting mechanism except for replacing the aluminum sleeve falling box with the rubber falling box.
The working method of the screw type leather head machine comprises the following steps: firstly, a motor is started, a driving shaft and a driving gear rotate clockwise to drive a front transmission gear and a rear transmission gear to rotate anticlockwise, a rear transmission gear drives a driven gear to rotate clockwise, the driven gear drives a linkage gear to rotate anticlockwise, and the linkage gear drives a left gear and a right gear to rotate clockwise, so that a left rotating shaft, a right rotating shaft, a left screw and a right screw are driven to rotate in the same direction; then, the pencil slides along the guide rail, touches the vertical plate, vertically drops along a vertical chute between the vertical plate and the front of the guide rail, drops into the spiral grooves of the screw rods, drops into the spiral grooves at the same position on the two screw rods at two ends of the pencil, and continuously conveys the pencil forwards along with the same direction of the two spiral grooves;
when the pencil is conveyed to a station of the pencil sharpening mechanism, the screw is in a stop conveying state under the action of the rotating wheel, at the moment, the first cam and the second cam are driven by the second transmission shaft to rotate, the first cam rotates to drive the hinged rod hinged with the first cam to swing, the hinged rod drives the push rod to move left and right, the push rod further pushes the sliding block to slide on the sliding rail, the sliding block finally pushes the right-end heating sharpening head to heat and sharpen the pencil, the lower second cam convex part rotates to be in contact with the radial bearing, the left end of the swing rod moves upwards, the right end drives the lifting rod to fall, and when the second cam concave part is in contact with the radial bearing, the left end of the swing rod moves downwards, and the right end drives the lifting rod to lift, so that the pencil is supported in a lifting way;
when the pencil is conveyed to the station of the pencil aluminum sleeve mounting mechanism, the third cam and the fourth cam are driven by the second transmission shaft to rotate, the third cam drives the Z-shaped lifting rod to rotate around the first round shaft, the Z-shaped lifting rod drives the connecting rod to move through the left lifting block, and the connecting rod further pushes the aluminum sleeve push rod to push right and pull left; the fourth cam drives the L-shaped jacking rod to rotate around the second round shaft, the L-shaped jacking rod drives the Y-shaped rod to move through the right jacking block, the Y-shaped rod drives the second round shaft to push to the right, the left end of the rotary rod is driven by a chain link to move outwards, the rotary rod is connected with the fixed seat through a pin shaft, the right end of the rotary rod moves downwards to drive the punch Kong Zhizhen to punch a hole inwards, at the moment, the aluminum sleeve push rod is in a state of pushing the aluminum sleeve push rod to drop the aluminum sleeve from the aluminum sleeve drop box to the aluminum sleeve in a right-hand manner in cooperation with the aluminum sleeve push rod, and the lifting device is consistent with the pencil sharpening mechanism, and all aluminum sleeves of the aluminum sleeve drop box are conveyed into the aluminum sleeve drop box from the upper vibration disc;
when the pencil is conveyed to the station of the aluminum sleeve correction mechanism, the aluminum sleeve correction mechanism and the pencil sharpening mechanism are consistent except for heating the sharpening point, so that the description of the pencil sharpening mechanism is also applicable to the aluminum sleeve correction mechanism, namely, when a lifting device of the aluminum sleeve correction mechanism lifts a lifting rod to prop against the pencil, a first cam of the aluminum sleeve correction mechanism drives a push rod to move right, and a correction head at the right end of the push rod is opposite to the pencil and corrects the skewed aluminum sleeve;
when the pencil is conveyed to the station of the rubber mounting mechanism, the rubber mounting mechanism and the pencil aluminum sleeve mounting mechanism are consistent except for an aluminum sleeve falling box, so that the description of the pencil aluminum sleeve mounting mechanism is also applicable to the rubber mounting mechanism, namely, when the third cam of the rubber mounting mechanism drives the push rod of the rubber to push the rubber to the right, the fourth cam drives the hole punching mechanism to punch the rubber and the aluminum sleeve Kong Kajin, after clamping, the pencil is conveyed to the front end of the spiral pencil conveying mechanism by the spiral pencil conveying mechanism and falls into the collecting hopper, the pencil on the rear spiral pencil conveying mechanism also needs to be subjected to the same step, and finally falls into the collecting hopper.
Compared with the prior art, the invention has the following beneficial effects: the screw type leather head machine is reasonable in design, ingenious in structure, capable of conveying pencils well and mounting leather heads, meanwhile, capable of stopping pencils when conveyed to a processing position so that each processing device can process the pencils, convenient to operate, practical and wide in application prospect.
The invention will be described in further detail with reference to the drawings and the detailed description.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a structure of a pen-dropping removing mechanism and a collecting hopper according to an embodiment of the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a schematic diagram showing a construction of the pencil sharpening mechanism of FIG. 1;
FIG. 5 is a second schematic view of the pencil sharpening mechanism of FIG. 1;
FIG. 6 is a schematic diagram of the pencil aluminum sheath mounting mechanism of FIG. 1;
FIG. 7 is an enlarged schematic view of FIG. 6A;
FIG. 8 is a schematic view of the removed anchor block of FIG. 7;
FIG. 9 is a second schematic view of the pencil aluminum sheath mounting mechanism of FIG. 1;
FIG. 10 is a schematic view of the aluminum sheath correction mechanism of FIG. 1;
FIG. 11 is a schematic view of the construction of the rubber mounting mechanism of FIG. 1;
FIG. 12 is a schematic view of the gear assembly of FIG. 1;
FIG. 13 is a schematic view of the screw pen feed mechanism of FIG. 1;
FIG. 14 is a schematic diagram showing a first use state of the wheel of FIG. 1;
FIG. 15 is a second schematic view of the wheel of FIG. 1 in use;
FIG. 16 is a partial schematic view of the housing of FIG. 1 coupled to a screw pen feed mechanism;
FIG. 17 is a schematic view of the pen dropping mechanism of FIG. 1;
FIG. 18 is a schematic view of the lifting device of FIG. 1;
fig. 19 is a detail view of the wheel of fig. 1.
In the figure: 1-frame, 2-pen-down mechanism, 3-pencil, 4-spiral pen-feeding mechanism, 5-pencil sharpening mechanism, 6-pencil aluminum sleeve mounting mechanism, 7-aluminum sleeve correction mechanism, 8-rubber mounting mechanism, 9-collecting hopper, 10-feeding frame, 11-guide rail, 12-baffle, 13-riser, 14-vertical chute, 15-screw, 16-spiral groove, 17-left screw, 18-right screw, 19-left rotating shaft, 20-right rotating shaft, 21-rotating wheel, 22-guide wheel, 23-right roller, 24-rolling groove, 25-left roller, 26-left bearing, 27-right bearing, 28-motor, 29-driving shaft, 30-driving gear, 31-driving shaft, 32-rear driving gear, 33-front driving gear, 34-driven shaft, 35-driven gear, 36-linkage shaft, 37-linkage gear, 38-left gear, 39-right gear, 40-second transmission shaft, 41-second transmission gear, 42-supporting seat, 43-supporting table, 44-slide rail, 45-slide block, 46-pushing device, 47-heating extrusion tip, 48-lifting device, 49-open mouth, 50-hinging rod, 51-push rod, 52-first cam, 53-swing rod, 54-round rod, 55-adjusting knob, 56-lifting rod, 57-centripetal bearing, 58-second cam, 59-base, 60-square groove, 61-lifting block, 62-left lifting block, the device comprises a 63-right jacking block, a 64-connecting rod, a 65-aluminum sleeve push rod, a 66-first groove, a 67-Z-shaped jacking rod, a 68-first round shaft, a 69-third cam, a 70-Y-shaped rod, a 71-bearing, a 72-punching mechanism, a 73-second groove, a 74-L-shaped jacking rod, a 75-second round shaft, a 76-fourth cam, a 77-fixed seat, a 78-round tube, a 79-round ring, a 80-second round ring, a 81-fixed block, a 82-chain link, a 83-rotating rod, a 84-pin shaft, a 85-punching Kong Zhizhen, a 86-aluminum sleeve falling box, a 87-correction head, a 88-rubber falling box and a 89-side plate.
Detailed Description
In order to make the above features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1-19, a screw type leather head machine comprises a frame 1, wherein a pen-holding mechanism 2 is arranged above the frame, a pencil 3 vertically falls onto a screw pen-feeding mechanism 4 through the pen-holding mechanism and is horizontally conveyed forward by the screw pen-feeding mechanism, a pencil sharpening mechanism 5, a pencil aluminum sleeve mounting mechanism 6, an aluminum sleeve correction mechanism 7 and a rubber mounting mechanism 8 are sequentially arranged along the conveying direction of the screw pen-feeding mechanism, and the pencil sharpening mechanism, the pencil aluminum sleeve mounting mechanism, the aluminum sleeve correction mechanism and the rubber mounting mechanism are all right opposite to the end face of the pencil head, and a collecting hopper 9 is arranged at the front end part of the screw pen-feeding mechanism.
In the embodiment of the invention, the pen dropping mechanism comprises a feeding frame 10, the feeding frame comprises a pair of guide rails 11 extending from a feeding opening of the feeding frame obliquely towards the spiral pen feeding mechanism, a baffle 12 is fixedly connected to the outer side part of each guide rail, a vertical plate 13 is fixedly connected to the front part of each baffle, and a vertical chute 14 for vertically dropping pencils onto a screw rod is arranged between a discharging opening of the guide rail and the vertical plate.
In the embodiment of the invention, the spiral pen feeding mechanism comprises a pair of screws 15 which are used for conveying pencils and rotate in the same direction, the screws are all arranged on a frame in a penetrating way, each screw is provided with a continuous spiral groove 16 which is uniformly and spirally distributed outside the screw, the two screws comprise a left screw 17 and a right screw 18 which are arranged at intervals, the left screw is the same as the spiral groove on the right screw, the rear end part of the left screw is coaxially and fixedly connected with a left rotating shaft 19 which is in rotating fit with the frame, the rear end part of the right screw is coaxially and fixedly connected with a right rotating shaft 20 which is in rotating fit with the frame, the right rotating shaft is coaxially and fixedly connected with a rotating wheel 21, both sides of the rotating wheel are in concave-convex shape, both sides above the rotating wheel are respectively provided with guide wheels 22 which are in concave-convex fit with both sides of the rotating wheel, and the guide wheels are fixed in the frame; a right roller 23 is coaxially and fixedly connected to the right rotating shaft, a rolling groove 24 is formed in the outer part of the right roller along the circumferential direction towards the center direction, and a left roller 25 matched with the rolling groove is coaxially and fixedly connected to the left rotating shaft; the frame is fixedly connected with a left bearing 26 and a right bearing 27, and the left rotating shaft and the right rotating shaft respectively penetrate through the inside of the left bearing and the right bearing and are respectively in rotating fit with the left bearing and the right bearing; the side plate 89 for preventing the pencil from falling in the conveying process is fixedly connected to the right side part of the right screw rod, and because the right screw rod and the left screw rod rotate in the same direction, the side plate rotates in the direction of the side plate (namely, rotates clockwise), and the side plate plays a role in preventing the pencil from sliding along with the screw rod in the rotating and advancing process.
In the embodiment of the invention, a motor 28 is fixedly connected to the frame, a driving shaft 29 is coaxially and fixedly connected to an output shaft of the motor, a driving gear 30 is coaxially and fixedly connected to the driving shaft, a transmission shaft 31 is arranged on the frame in a penetrating manner, a rear transmission gear 32 meshed with the driving gear is coaxially and fixedly connected to the transmission shaft, a front transmission gear 33 positioned in front of the rear transmission gear is coaxially and fixedly connected to the transmission shaft, a driven shaft 34 is arranged on the frame in a penetrating manner, a driven gear 35 meshed with the front transmission gear is coaxially and fixedly connected to the driven shaft, a linkage shaft 36 in running fit with the frame is also arranged on the frame in a penetrating manner, a linkage gear 37 meshed with the driven gear is coaxially and fixedly connected to the linkage shaft, a left gear 38 is coaxially and fixedly connected to the left rotation shaft, a right gear 39 is coaxially and fixedly connected to the right rotation shaft, and the left gear and the right gear are respectively meshed with the gears; a second drive shaft 40 is arranged below the drive shaft, which extends horizontally forward, and a second drive gear 41 is arranged on the second drive shaft, which is in engagement with the rear drive gear.
When the right rotating shaft rotates, the rotating wheel continuously rotates along with the right rotating shaft, in the rotating process, the rotating wheel is positioned at the front side guide wheel position close to the screw rod, the concave part of the rotating wheel is contacted with the front side guide wheel, and along with the rotation, the convex position of the rotating wheel is contacted with the front side guide wheel, the front side guide wheel extrudes the rotating wheel backwards, so that the rotating wheel drives the screw rod to move backwards, and the speed of the rotating wheel driving the screw rod to move backwards is the same as the speed of the screw rod to drive the pencil to move forwards, so that the pencil is stationary after reaching the processing station and is processed by a processing device on the processing station; the rotating wheel moves backwards, the rotating wheel contacts with the rear guide wheel, the protrusions on the rotating wheel extrude with the rear guide wheel along with the rotation of the screw rod, the rotating wheel is extruded forwards, the pencil is continuously conveyed and is circularly reciprocated, and the right screw rod drives the left screw rod to move forwards and backwards in the process of moving the rotating wheel forwards and backwards. The pencil processing device is ingenious in structure, reasonable in design, capable of effectively processing and conveying pencils, convenient to operate and practical.
In the embodiment of the invention, the pencil sharpening mechanism comprises a supporting seat 42 fixedly arranged on the upper surface of the frame, a rail supporting table 43 is fixedly arranged in the middle of the upper surface of the supporting seat, a left-right extending sliding rail 44 is fixedly arranged on the upper surface of the rail supporting table, a sliding block 45 matched with the sliding rail to slide is arranged on the sliding rail, the sliding block is pushed to the right and pulled to the left through a pushing device 46, a heating sharpening head 47 is fixedly connected to the right end part of the sliding block, and a lifting device 48 is arranged below the right side of the heating sharpening head, so that the pencil can be heated and sharpened by the heating sharpening head, and the cracking of paint on the pencil can be effectively prevented.
In the embodiment of the invention, the supporting seat is provided with an opening 49 from the left end part to the right, the pushing device comprises a hinge rod 50, the hinge rod is arranged in the opening and is hinged with the supporting seat, the upper end of the hinge rod is hinged with a push rod 51, the push rod extends to the right and is hinged with the sliding block, and the lower end part of the hinge rod is hinged with a first cam 52; the lifting device comprises a swinging rod 53 positioned below the supporting seat, the swinging rod extends leftwards and rightwards, the middle part of the swinging rod is hinged with a round rod 54 to realize the up-and-down swinging of the left end and the right end, the round rod upwards sequentially passes through the supporting seat and an adjusting knob 55, the right end of the swinging rod is connected with a lifting rod 56, the lifting rod vertically upwards passes through the supporting seat, the left end part of the swinging rod is provided with a radial bearing 57, the up-and-down swinging of the swinging rod is realized through the contact and separation of the radial bearing and a second cam 58 below, the first cam and the second cam pass through a second transmission shaft to realize the rotation, the angle between the swinging rod and the horizontal plane can be adjusted through the adjusting knob, and the up-and-down swinging range is recorded, so that the lifting height is better adjusted.
In the embodiment of the invention, the pencil aluminum sheath mounting mechanism comprises a base 59 fixedly arranged on the upper surface of the frame, a square groove 60 is formed in the base from the left end part to the right, two jacking blocks 61 are arranged in the square groove, the pencil aluminum sheath mounting mechanism is divided into a left jacking block 62 and a right jacking block 63 according to the azimuth, the upper end of the left jacking block is fixedly connected with an upward extending connecting rod 64, and the upper end of the connecting rod is hinged with an aluminum sheath push rod 65 which horizontally extends to the right; the lower end part of the left jacking block is upwards provided with a first groove 66, the left jacking block is hinged with a lower Z-shaped jacking rod 67 through the first groove, the left jacking block is matched with the left jacking block through a first round shaft 68 penetrating through the base from back to front and the bent part of the upper end of the Z-shaped jacking rod, and the lower end part of the Z-shaped jacking rod is in contact with the convex part of a lower third cam 69 to realize jacking; the upper end of the right jacking block is fixedly connected with a Y-shaped rod 70, the inner sides of the upper ends of the Y-shaped rods are respectively provided with a bearing 71, the bearings are contacted and matched with a bundle Kong Jigou, the lower end of the right jacking block is upwards provided with a second groove 73, the right jacking block is hinged with a lower inverted-L-shaped jacking rod 74 through the second groove, the right jacking block is matched with the right jacking block through the second round shaft 75 penetrating through the base from back to front, and the lower end of the inverted-L-shaped jacking rod is contacted with a convex part of a lower fourth cam 76 to realize jacking.
In the embodiment of the invention, the hole punching mechanism comprises a fixed seat 77 fixedly arranged in the middle of the base, the push rod of the aluminum sleeve horizontally penetrates through the center of the fixed seat, a circular tube 78 is sleeved outside the push rod positioned at the left side of the fixed seat, the right end part of the circular tube is fixedly connected with the fixed seat through the circular ring, a second circular ring 80 is sleeved outside the circular tube, the left end surface of the second circular ring is contacted with a bearing on the Y-shaped rod, a plurality of fixing blocks 81 are uniformly distributed on the right end surface along the circumferential direction of the right end surface of the second circular ring, the fixing blocks are fixedly connected with the second circular ring, the fixing blocks are respectively hinged with a chain link 82, the other ends of the chain links are respectively hinged with a rotary rod 83, the rotary rods vertically penetrate through the fixing blocks, the rotary rods and the fixing blocks are vertically penetrated through pin shafts 84, hole punching pointers 85 are fixedly arranged at the right end parts of the rotary rods and are respectively pointed to the center of the end surfaces of the push rod of the aluminum sleeve, and a vertical aluminum sleeve dropping box 86 is arranged above the push rod at the left side of the hole punching pointers; the pencil aluminum sleeve mounting mechanism is also provided with a lifting mechanism, and the structure of the lifting mechanism is consistent with that of the pencil sharpening mechanism.
In the embodiment of the invention, the aluminum sleeve correction mechanism and the pencil tip extrusion mechanism have the same structure except that the heating extrusion tip is replaced by the correction head 87; the rubber mounting mechanism is identical to the pencil aluminum sheath mounting mechanism except that the aluminum sheath drop box is replaced by a rubber drop box 88.
The working method of the screw type leather head machine comprises the following steps: firstly, a motor is started, a driving shaft and a driving gear rotate clockwise to drive a front transmission gear and a rear transmission gear to rotate anticlockwise, a rear transmission gear drives a driven gear to rotate clockwise, the driven gear drives a linkage gear to rotate anticlockwise, and the linkage gear drives a left gear and a right gear to rotate clockwise, so that a left rotating shaft, a right rotating shaft, a left screw and a right screw are driven to rotate in the same direction; then, the pencil slides along the guide rail, touches the vertical plate, vertically drops along a vertical chute between the vertical plate and the front of the guide rail, drops into the spiral grooves of the screw rods, drops into the spiral grooves at the same position on the two screw rods at two ends of the pencil, and continuously conveys the pencil forwards along with the same direction of the two spiral grooves;
when the pencil is conveyed to a station of the pencil sharpening mechanism, the screw is in a stop conveying state under the action of the rotating wheel, at the moment, the first cam and the second cam are driven by the second transmission shaft to rotate, the first cam rotates to drive the hinged rod hinged with the first cam to swing, the hinged rod drives the push rod to move left and right, the push rod further pushes the sliding block to slide on the sliding rail, the sliding block finally pushes the right-end heating sharpening head to heat and sharpen the pencil, the lower second cam convex part rotates to be in contact with the radial bearing, the left end of the swing rod moves upwards, the right end drives the lifting rod to fall, and when the second cam concave part is in contact with the radial bearing, the left end of the swing rod moves downwards, and the right end drives the lifting rod to lift, so that the pencil is supported in a lifting way;
when the pencil is conveyed to the station of the pencil aluminum sleeve mounting mechanism, the third cam and the fourth cam are driven by the second transmission shaft to rotate, the third cam drives the Z-shaped lifting rod to rotate around the first round shaft, the Z-shaped lifting rod drives the connecting rod to move through the left lifting block, and the connecting rod further pushes the aluminum sleeve push rod to push right and pull left; the fourth cam drives the L-shaped jacking rod to rotate around the second round shaft, the L-shaped jacking rod drives the Y-shaped rod to move through the right jacking block, the Y-shaped rod drives the second round shaft to push to the right, the left end of the rotary rod is driven by a chain link to move outwards, the rotary rod is connected with the fixed seat through a pin shaft, the right end of the rotary rod moves downwards to drive the punch Kong Zhizhen to punch a hole inwards, at the moment, the aluminum sleeve push rod is in a state of pushing the aluminum sleeve push rod to drop the aluminum sleeve from the aluminum sleeve drop box to the aluminum sleeve in a right-hand manner in cooperation with the aluminum sleeve push rod, and the lifting device is consistent with the pencil sharpening mechanism, and all aluminum sleeves of the aluminum sleeve drop box are conveyed into the aluminum sleeve drop box from the upper vibration disc;
when the pencil is conveyed to the station of the aluminum sleeve correction mechanism, the aluminum sleeve correction mechanism and the pencil sharpening mechanism are consistent except for heating the sharpening point, so that the description of the pencil sharpening mechanism is also applicable to the aluminum sleeve correction mechanism, namely, when a lifting device of the aluminum sleeve correction mechanism lifts a lifting rod to prop against the pencil, a first cam of the aluminum sleeve correction mechanism drives a push rod to move right, and a correction head at the right end of the push rod is opposite to the pencil and corrects the skewed aluminum sleeve;
when the pencil is conveyed to the station of the rubber mounting mechanism, the rubber mounting mechanism and the pencil aluminum sleeve mounting mechanism are consistent except for an aluminum sleeve falling box, so that the description of the pencil aluminum sleeve mounting mechanism is also applicable to the rubber mounting mechanism, namely, when the third cam of the rubber mounting mechanism drives the push rod of the rubber to push the rubber to the right, the fourth cam drives the hole punching mechanism to punch the rubber and the aluminum sleeve Kong Kajin, after clamping, the pencil is conveyed to the front end of the spiral pencil conveying mechanism by the spiral pencil conveying mechanism and falls into the collecting hopper, the pencil on the rear spiral pencil conveying mechanism also needs to be subjected to the same step, and finally falls into the collecting hopper.
The present invention is not limited to the above-described preferred embodiments, and any person can obtain other various types of screw type leather head machine and working method thereof under the teaching of the present invention. All equivalent changes and modifications made according to the claims of the present invention shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides a screw rod formula leather end machine which characterized in that: the pencil sharpener comprises a frame, wherein a pencil dropping mechanism is arranged above the frame, a pencil vertically drops onto a spiral pencil feeding mechanism through the pencil dropping mechanism and is horizontally conveyed forward by the spiral pencil feeding mechanism, a pencil sharpening mechanism, a pencil aluminum sleeve mounting mechanism, an aluminum sleeve correction mechanism and a rubber mounting mechanism are sequentially arranged along the conveying direction of the spiral pencil feeding mechanism, the pencil sharpening mechanism, the pencil aluminum sleeve mounting mechanism, the aluminum sleeve correction mechanism and the rubber mounting mechanism are all right opposite to the end face of the pencil head, and a collecting hopper is arranged at the front end part of the spiral pencil feeding mechanism;
the screw pen feeding mechanism comprises a pair of screws which are used for conveying pencils and rotate in the same direction, the screws are all arranged on the frame in a penetrating way, each screw is provided with a continuous spiral groove which is uniformly and spirally distributed outside the screw, the two screws comprise a left screw and a right screw which are arranged at intervals, the left screw is identical to the spiral groove on the right screw, the rear end part of the left screw is coaxially and fixedly connected with a left rotating shaft which is in rotating fit with the frame, the rear end part of the right screw is coaxially and fixedly connected with a right rotating shaft which is in rotating fit with the frame, the right rotating shaft is coaxially and fixedly connected with a rotating wheel, both sides of the rotating wheel are in an uneven shape, two sides above the rotating wheel are respectively provided with guide wheels which are in uneven fit with both sides of the rotating wheel, and the guide wheels are fixed in the frame; the right rotating shaft is coaxially and fixedly connected with a right roller, a rolling groove is formed in the outer portion of the right roller along the circumferential direction towards the circle center, and the left rotating shaft is coaxially and fixedly connected with a left roller matched with the rolling groove; the left rotating shaft and the right rotating shaft respectively penetrate through the inside of the left bearing and the right bearing and are respectively in running fit with the left bearing and the right bearing; the right side part of the right screw is fixedly connected with a side plate for preventing the pencil from falling off in the conveying process;
the pencil aluminum sleeve mounting mechanism comprises a base fixedly arranged on the upper surface of the frame, a square groove is formed in the base from the left end part to the right, two jacking blocks are arranged in the square groove, the left jacking block and the right jacking block are divided according to the azimuth, the upper end of the left jacking block is fixedly connected with a connecting rod extending upwards, and the upper end of the connecting rod is hinged with an aluminum sleeve push rod extending horizontally to the right; the lower end part of the left jacking block is upwards provided with a first groove, the left jacking block is hinged with a Z-shaped jacking rod below the left jacking block through the first groove, a first round shaft passes through the base from back to front, the bent part of the upper end of the Z-shaped jacking rod is matched with the left jacking block, and the lower end part of the Z-shaped jacking rod is in contact with a third cam convex part below to realize jacking; the right jacking block upper end links firmly a Y type pole, and Y type pole upper end inboard all is provided with the bearing, contacts with pricking hole mechanism through this bearing and cooperatees, and the second recess has been seted up to this right jacking block lower extreme up, and is articulated with the reverse L type jacking rod in below through the second recess, and passes base, reverse L type jacking rod bending part from the back forward through the second circle axle and cooperatees with right jacking block, reverse L type jacking rod lower extreme realizes the jacking through contacting with the fourth cam convex part in below.
2. The screw machine as claimed in claim 1, wherein: the pencil dropping mechanism comprises a feeding frame, the feeding frame comprises a pair of guide rails extending from a feeding opening of the feeding frame obliquely towards the spiral pencil feeding mechanism, a baffle is fixedly connected to the outer side of each guide rail, a vertical plate is fixedly connected to the front of the baffle, and a vertical chute for vertically dropping pencil onto a screw is arranged between a discharging opening of the guide rail and the vertical plate.
3. The screw machine as claimed in claim 2, wherein: the motor is fixedly connected to the frame, a driving shaft is coaxially and fixedly connected to an output shaft of the motor, a driving gear is coaxially and fixedly connected to the driving shaft, a transmission shaft is arranged on the frame in a penetrating manner, a rear transmission gear meshed with the driving gear is coaxially and fixedly connected to the transmission shaft, a front transmission gear positioned in front of the rear transmission gear is coaxially and fixedly connected to the transmission shaft, a driven shaft is arranged on the frame in a penetrating manner, a driven gear meshed with the front transmission gear is coaxially and fixedly connected to the driven shaft, a linkage shaft in running fit with the frame is also arranged on the frame in a penetrating manner, a linkage gear meshed with the driven gear is coaxially and fixedly connected to the linkage shaft, a left gear is coaxially and fixedly connected to the left rotating shaft, a right gear is coaxially and fixedly connected to the right rotating shaft, and the left gear and the right gear are meshed with the linkage gear respectively; a second transmission shaft is arranged below the transmission shaft, extends horizontally forwards, and is fixedly provided with a second transmission gear meshed with the rear transmission gear.
4. A screw machine as claimed in claim 3, wherein: the pencil tip extruding mechanism comprises a supporting seat fixedly arranged on the upper surface of the frame, a rail supporting table is fixedly arranged in the middle of the upper surface of the supporting seat, a left-right extending sliding rail is fixedly arranged on the upper surface of the rail supporting table, a sliding block matched with the sliding rail to slide is arranged on the sliding rail, the sliding block is pushed to the right and pulled to the left through a pushing device, a heating extrusion tip is fixedly connected to the right end part of the sliding block, and a lifting device is arranged below the right side of the heating extrusion tip.
5. The screw machine as claimed in claim 4, wherein: the supporting seat is provided with an opening from the left end part to the right, the pushing device comprises a hinge rod, the hinge rod is arranged in the opening, the middle part of the hinge rod is hinged with the supporting seat, the upper end of the hinge rod is hinged with a push rod, the push rod extends to the right and is hinged with the sliding block, and the lower end part of the hinge rod is hinged with a first cam; the lifting device comprises a swinging rod positioned below a supporting seat, the swinging rod extends leftwards and rightwards, the middle part of the swinging rod is hinged with a round rod to realize the up-and-down swinging of the left end and the right end, the round rod upwards sequentially passes through the supporting seat and an adjusting knob, the right end of the swinging rod is connected with a lifting rod, the lifting rod vertically upwards passes through the supporting seat, the left end part of the swinging rod is provided with a bearing, the contact and the separation of the bearing and a second cam below are used for realizing the up-and-down swinging of the swinging rod, and the first cam and the second cam pass through a second transmission shaft to realize the rotation.
6. The screw machine as claimed in claim 5, wherein: the hole punching mechanism comprises a fixed seat fixedly arranged in the middle of the base, the aluminum sleeve push rod horizontally penetrates through the center of the fixed seat, a round tube is sleeved outside the aluminum sleeve push rod positioned at the left side of the fixed seat, the right end part of the round tube is fixedly connected with a round ring, the round tube is fixedly connected with the fixed seat through the round ring, a second round ring is sleeved outside the round tube, the left end face of the second round ring is in contact with a bearing on the Y-shaped rod, a plurality of fixed blocks are uniformly distributed on the right end face of the second round ring along the circumferential direction of the right end face of the second round ring, the fixed blocks are fixedly connected with the second round ring, the fixed blocks are respectively hinged with a chain link, the other ends of the chain links are respectively hinged with a rotary rod, the rotary rods respectively penetrate through the fixed blocks to the right, the rotary rods respectively penetrate through the fixed blocks vertically through the rotary rods and the fixed blocks, the right end parts of the rotary rods are respectively fixedly provided with a punch Kong Zhizhen, the right end parts of the rotary rods respectively point to the center of the aluminum sleeve push rod, and the left end faces of the rotary rods are respectively provided with a punch Kong Zhizhen, and the punch hole punching pointer; the pencil aluminum sleeve mounting mechanism is also provided with a lifting mechanism, and the lifting mechanism is consistent with the lifting device structure of the pencil sharpening mechanism.
7. The screw machine as claimed in claim 6, wherein: the aluminum sleeve correction mechanism and the pencil tip extrusion mechanism have the same structure except that the heating extrusion tip is replaced by a correction head; the rubber mounting mechanism is identical with the pencil aluminum sleeve mounting mechanism except for replacing the aluminum sleeve falling box with the rubber falling box.
8. A method for operating a screw type leather head machine, characterized in that the screw type leather head machine according to claim 7 is adopted, and the steps are carried out as follows: firstly, a motor is started, a driving shaft and a driving gear rotate clockwise to drive a front transmission gear and a rear transmission gear to rotate anticlockwise, a rear transmission gear drives a driven gear to rotate clockwise, the driven gear drives a linkage gear to rotate anticlockwise, and the linkage gear drives a left gear and a right gear to rotate clockwise, so that a left rotating shaft, a right rotating shaft, a left screw and a right screw are driven to rotate in the same direction; then, the pencil slides along the guide rail, touches the vertical plate, vertically drops along a vertical chute between the vertical plate and the front of the guide rail, drops into the spiral grooves of the screw rods, drops into the spiral grooves at the same position on the two screw rods at two ends of the pencil, and continuously rotates along with the same direction of the two spiral grooves and changes of the positions of the rotating wheels, so that the pencil is continuously conveyed forwards;
when the pencil is conveyed to a station of the pencil sharpening mechanism, the screw is in a stop conveying state under the action of the rotating wheel, at the moment, the first cam and the second cam are driven by the second transmission shaft to rotate, the first cam rotates to drive the hinged rod hinged with the first cam to swing, the hinged rod drives the push rod to move left and right, the push rod further pushes the sliding block to slide on the sliding rail, the sliding block finally pushes the right-end heating sharpening head to heat and sharpen the pencil, the lower second cam convex part rotates to be in contact with the radial bearing, the left end of the swing rod moves upwards, the right end drives the lifting rod to fall, and when the second cam concave part is in contact with the radial bearing, the left end of the swing rod moves downwards, and the right end drives the lifting rod to lift, so that the pencil is supported in a lifting way;
when the pencil is conveyed to the station of the pencil aluminum sleeve mounting mechanism, the third cam and the fourth cam are driven by the second transmission shaft to rotate, the third cam drives the Z-shaped lifting rod to rotate around the first round shaft, the Z-shaped lifting rod drives the connecting rod to move through the left lifting block, and the connecting rod further pushes the aluminum sleeve push rod to push right and pull left; the fourth cam drives the inverted L-shaped jacking rod to rotate around the second round shaft, the inverted L-shaped jacking rod drives the Y-shaped rod to move through the right jacking block, the Y-shaped rod drives the second round ring to push to the right, the left end of the rotary rod is driven by a chain link to move outwards, the rotary rod is connected with the fixing seat through a pin shaft, the right end of the rotary rod moves downwards to drive the punch Kong Zhizhen to punch holes inwards, at the moment, the aluminum sleeve push rod is in a state of pushing the aluminum sleeve push rod to the right to push the aluminum sleeve push rod to drop the aluminum sleeve from the aluminum sleeve drop box, the lifting mechanism is consistent with the lifting device of the pencil sharpening mechanism, and the aluminum sleeve of the aluminum sleeve drop box is conveyed into the aluminum sleeve drop box from the upper vibration disc;
when the pencil is conveyed to the station of the aluminum sleeve correction mechanism, the aluminum sleeve correction mechanism and the pencil sharpening mechanism are consistent except for heating the sharpening point, so that the description of the pencil sharpening mechanism is also applicable to the aluminum sleeve correction mechanism, namely, when a lifting device of the aluminum sleeve correction mechanism lifts a lifting rod to prop against the pencil, a first cam of the aluminum sleeve correction mechanism drives a push rod to move right, and a correction head at the right end of the push rod is opposite to the pencil and corrects the skewed aluminum sleeve;
when the pencil is conveyed to the station of the rubber mounting mechanism, the rubber mounting mechanism and the pencil aluminum sleeve mounting mechanism are consistent except for an aluminum sleeve falling box, so that the description of the pencil aluminum sleeve mounting mechanism is also applicable to the rubber mounting mechanism, namely, when the third cam of the rubber mounting mechanism drives the push rod of the rubber to push the rubber to the right, the fourth cam drives the hole punching mechanism to punch the rubber and the aluminum sleeve Kong Kajin, after clamping, the pencil is conveyed to the front end of the spiral pencil conveying mechanism by the spiral pencil conveying mechanism and falls into the collecting hopper, the pencil on the rear spiral pencil conveying mechanism also needs to be subjected to the same step, and finally falls into the collecting hopper.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798296.9A CN110481204B (en) | 2019-08-27 | 2019-08-27 | Screw type leather head machine and working method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910798296.9A CN110481204B (en) | 2019-08-27 | 2019-08-27 | Screw type leather head machine and working method thereof |
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| CN110481204A CN110481204A (en) | 2019-11-22 |
| CN110481204B true CN110481204B (en) | 2023-08-25 |
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| DE487107C (en) * | 1926-08-29 | 1929-12-04 | Fr Ehrhardt Fa | Machine for pressing the eraser insert into the pencil capsule with an automatic coring device |
| DE940811C (en) * | 1951-09-30 | 1956-03-29 | Karl Dipl-Ing Zuber | Device for producing a reduced circular cross-section at pencil ends by means of pressure rollers or the like. |
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| CN208086837U (en) * | 2018-03-14 | 2018-11-13 | 福州普洛机械制造有限公司 | Pencil Song Bi mechanisms |
| CN208842076U (en) * | 2018-08-06 | 2019-05-10 | 庆元钰链自动化设备有限公司 | A kind of pencil processing rubber aluminium set assembling device |
| CN210821507U (en) * | 2019-08-27 | 2020-06-23 | 福州普洛机械制造有限公司 | Screw type leather head machine |
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2019
- 2019-08-27 CN CN201910798296.9A patent/CN110481204B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE487107C (en) * | 1926-08-29 | 1929-12-04 | Fr Ehrhardt Fa | Machine for pressing the eraser insert into the pencil capsule with an automatic coring device |
| DE940811C (en) * | 1951-09-30 | 1956-03-29 | Karl Dipl-Ing Zuber | Device for producing a reduced circular cross-section at pencil ends by means of pressure rollers or the like. |
| CN203957613U (en) * | 2014-05-30 | 2014-11-26 | 常熟市祖博机械有限公司 | A kind of three station automatic Composition system equipment |
| CN104325812A (en) * | 2014-09-12 | 2015-02-04 | 浙江松源文具有限公司 | Pencil tip mounting machine and pencil tip mounting and connecting method |
| CN206568758U (en) * | 2016-09-22 | 2017-10-20 | 浙江松阳金星文教用品有限公司 | A kind of pencil fills leather point machine |
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