CN112877900B - Braiding machine platform for braiding medical thrombus capture stent and braiding method - Google Patents
Braiding machine platform for braiding medical thrombus capture stent and braiding method Download PDFInfo
- Publication number
- CN112877900B CN112877900B CN202110314619.XA CN202110314619A CN112877900B CN 112877900 B CN112877900 B CN 112877900B CN 202110314619 A CN202110314619 A CN 202110314619A CN 112877900 B CN112877900 B CN 112877900B
- Authority
- CN
- China
- Prior art keywords
- braiding
- insert
- guide rail
- motor
- braiding machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009954 braiding Methods 0.000 title claims abstract description 122
- 208000007536 Thrombosis Diseases 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000033001 locomotion Effects 0.000 claims abstract description 11
- 238000009941 weaving Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 38
- 125000006850 spacer group Chemical group 0.000 claims description 17
- 238000009940 knitting Methods 0.000 claims description 13
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04C—BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDING MACHINES; BRAID; LACE
- D04C3/00—Braiding or lacing machines
- D04C3/40—Braiding or lacing machines for making tubular braids by circulating strand supplies around braiding centre at equal distances
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04C—BRAIDING OR MANUFACTURE OF LACE, INCLUDING BOBBIN-NET OR CARBONISED LACE; BRAIDING MACHINES; BRAID; LACE
- D04C3/00—Braiding or lacing machines
- D04C3/48—Auxiliary devices
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2509/00—Medical; Hygiene
- D10B2509/06—Vascular grafts; stents
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
Abstract
A braiding machine platform and a braiding method for braiding a medical thrombus capture stent belong to the braiding machine platform and the method. Comprising the following steps: a frame platform, a braiding machine and a traction mechanism; the braiding machine is arranged on the platform frame, a traction mechanism is arranged on the braiding machine, and a mandrel is arranged on the traction mechanism; the silk carrying device on the braiding machine carries silk threads to do 8-shaped guide rail cross motion and O-shaped self-rotation motion around the mandrel, the traction mechanism pulls the mandrel to do linear motion in the axial direction, the braiding machine braiding and the traction mechanism synchronously run, the silk threads on the product braided on the mandrel are subjected to cross braiding and mutual twisting to obtain a net-shaped product, and the product is taken off from the mandrel after heating and shaping. The advantages are that: the medical thrombus capturing bracket is woven by the braiding machine by adopting the cooperation of the frame platform, the braiding machine and the traction mechanism, the traditional method for manually weaving the medical thrombus capturing bracket is changed, the production efficiency is improved, a large amount of manpower is saved, the product quality is improved, and the automatic production is completed.
Description
Technical Field
The invention relates to a braiding machine platform and a braiding method, in particular to a braiding machine platform and a braiding method for braiding a medical thrombus capture bracket.
Background
At present, a great number of manufacturers need a great deal of manual work to weave and manufacture when manufacturing the thrombus capture bracket, and a plurality of people are needed to cooperate to finish the manufacturing process when manufacturing, so that the manufacturing efficiency is very low, and the difference of the manually woven products is very large, so that the quality of the products is seriously influenced.
The defects of the existing traditional artificial method for manufacturing the thrombus capture bracket are that: when knitting products, manual knitting is needed, the knitted products are easy to pollute, the knitting efficiency is low, time and labor are wasted, and the product quality is affected.
Disclosure of Invention
The invention aims to provide a braiding machine platform and a braiding method for braiding a medical thrombus capture stent, which solve the problems that manual braiding is needed, a braided product is polluted and the braiding efficiency is low when the thrombus capture stent is braided in the prior art.
The purpose of the invention is realized in the following way: the invention comprises a braiding machine platform for braiding a medical thrombus capture stent and a braiding method.
The braiding machine platform comprises: the device comprises a frame platform, a braiding machine and a traction mechanism; the braiding machine is arranged on the frame platform, and the traction mechanism is arranged on the braiding machine;
the braiding machine comprises: the device comprises a guide rail disc, a mandrel sleeve, a wire carrier, a driving plate device and an insert device; a core shaft sleeve is fixed in the center of the guide rail disc; the guide rail disc is provided with a guide rail, the guide rail is a continuous 8-shaped cross to form an annular guide rail, and the joint of the 8-shaped guide rail is provided with a rotary insert of the insert rotating device; a driving plate device and an insert rotating device are connected to the guide rail disc, the driving plate is connected to the driving plate device, and a wire carrier is connected to the driving plate positioned on the upper end surface of the guide rail disc; the motor of the driving plate device and the rotary cylinder of the insert rotating device are arranged on the bottom surface of the guide rail disc.
The frame platform includes: the device comprises a frame, a cantilever operation control box and casters; the casters are arranged at four corners of the bottom surface of the frame; the cantilever operation control box is arranged on the frame; the middle part in the frame is the installation position of the braiding machine and the traction mechanism.
The dial device includes: the device comprises a motor, a motor seat, a coupler, a flange seat, a driving plate, a bearing spacer and a limiting sleeve;
the motor seat and the flange seat are respectively fixed on the lower end face and the upper end face of the lower part of the guide rail disc; the driving plate shaft is sleeved with a bearing spacer, driving plate shafts at two ends of the bearing spacer are arranged in the flange seat through bearings, the driving plate shaft at the lower part of the bearing at the lower end is sleeved with a limit sleeve, the upper end of the driving plate shaft is provided with a driving plate, and a wire carrying device is arranged on the driving plate; the lower end of the driving plate shaft is connected with one end of a coupler, the other end of the coupler is connected with a motor, and the driving plate and the wire carrying device are driven to move together when the motor runs.
The plurality of motors are arranged on the bottom surface of the guide rail disc and distributed according to the 8-shaped crossed annular guide rail; a motor is arranged at the corresponding position of the round center of each 8-shaped cross guide rail, a driving plate is connected to the output shaft of each motor, the driving plate is positioned on the upper end face of the guide rail disc, and the driving plate is driven to rotate when the motor rotates.
The insert device comprises: the device comprises a rotary cylinder, a rotary cylinder seat, a coupler, a transmission shaft, a bearing flange, a bearing spacer bush, a transmission gear, a medium gear shaft, a stop pin, an insert flange, an insert rotary gear, a rotary insert, a limit pin bracket and a limit pin;
the rotary cylinder seat and the bearing flange are respectively fixed on the lower end face and the upper end face of the lower part of the guide rail disc, the transmission shaft is arranged on the bearing flange through two bearings, a bearing spacer is sleeved on the transmission shaft between the two bearings, a transmission gear is arranged at the upper end of the transmission shaft, the other end of the transmission shaft is connected with one end of a coupler, the other end of the coupler is connected with an output shaft of the rotary cylinder, and the rotary cylinder is fixed on the rotary cylinder seat;
one end of the intermediate gear shaft is fixedly arranged on the upper disc of the guide rail, the intermediate gear shaft is provided with an intermediate gear, and the intermediate gear is meshed with the transmission gear and rotates in a meshed manner;
the insert flange is arranged on the guide rail upper disc, and the rotary insert passes through the center of the insert flange and is arranged in the insert flange through a bearing;
two baffle pins are arranged and fixed on the insert rotating gear, and an angle exists between the two baffle pins, and the angle is consistent with the rotating angle of the rotating insert;
an insert rotating gear is arranged at the lower end of the rotary insert, and the insert rotating gear, the intermediate gear and the transmission gear are meshed with each other for rotation; the rotary cylinder rotates to drive the insert rotary gear through the transmission gear and the intermediate gear, and the insert rotary gear drives the rotary insert to rotate;
a limit pin support is arranged on the upper disc of the guide rail, a limit pin is arranged at one end of the limit support, the other tapered end of the limit pin is inserted and arranged between two stop pins on the insert rotating gear, and meshing transmission errors existing in long-time transmission between gears are eliminated.
The plurality of rotary cylinders of the insert device are arranged on the bottom surface of the guide rail disc in an annular arrangement and are uniformly distributed on the outer side of the annularly arranged motor; each rotary cylinder is connected with a rotary insert, the rotary insert is positioned on the upper end face of the guide rail disc, and when the rotary cylinders work according to the setting, the rotary insert is driven to rotate to the set position; the rotary insert and the rotary cylinder are driven by a gear or a belt pulley to rotate to corresponding positions.
The traction mechanism comprises: the linear traction device comprises a motor, a linear traction module, a moving slide block, a fixed bracket, a shaft sleeve and a mandrel;
the linear traction module is fixed on the upper end surface of the guide rail disc, the motor is fixed below the guide rail disc, and the linear traction module is connected with the motor; the movable sliding block is arranged on the linear traction module, the fixed bracket is arranged on the movable sliding block, the shaft sleeve is fixed on the fixed bracket, and the mandrel is arranged on the shaft sleeve; when the motor works, the linear traction module is driven to move up and down; the linear traction module comprises a reciprocating screw and a screw nut, wherein the screw nut and the moving slide block are fixed into a whole, and one end of the reciprocating screw is connected with the motor; when the motor works, the motor drives the reciprocating screw rod to rotate, the screw rod nut arranged on the reciprocating screw rod reciprocates up and down on the reciprocating screw rod, and the moving slide block and the mandrel connected on the screw rod nut reciprocate up and down at the same time.
The motor is an asynchronous motor; or a stepper motor; or a servo motor.
The knitting method comprises the following steps: the braiding machine arranged on the frame platform is completed in a co-operation way with the traction mechanism; the method comprises the following specific steps:
step 1, pulling out silk threads on each silk carrier on a dial device of a braiding machine, and fixing the silk threads on a mandrel one by one;
step 2, when the braiding machine works, the silk carrying device runs on the guide rail disc, and the silk carrying device performs alternating conversion motions of 8-shaped cross braiding operation and O-shaped self-rotating braiding operation;
step 3, forming a weaving cross line on the mandrel by the silk thread on the silk carrier in the weaving operation;
step 4, the traction mechanism and the braiding machine work simultaneously, and the traction mechanism pulls the mandrel to do uniform linear motion in the axial direction;
and 5, forming a net-shaped woven product on the mandrel by the cross grains woven by the silk carrier.
The braiding machine works in the following mode:
step 1-1, a motor controls a driving plate;
step 1-2, a rotary cylinder controls a rotary insert;
step 1-3, starting a rotary cylinder to control the angle of a rotary insert, and converting the wire carrier from 8-shaped cross track braiding operation to O-shaped self-rotating braiding operation;
step 1-4, when the braiding machine is used for braiding, the silk carrier continuously changes the 8-shaped cross track braiding operation and the O-shaped self-rotating braiding operation on the braiding machine, the two braiding operation tracks are switched repeatedly, and the thrombus catching bracket is braided on the mandrel which continuously moves up and down.
The beneficial effects are that, owing to adopted above-mentioned scheme, knitting machine driver plate device and insert device and traction mechanism's cooperation is accomplished, and when carrying the silk ware to carry out the motion on the guide rail dish and weave, the preset program control motor drives the driver plate and carries out rotary motion. The rotary insert is switched back and forth between the 8-shaped cross track and the O-shaped self-rotation track through the acting force of the rotary cylinder, so that the silk carrier can move along the 8-shaped cross track and the O-shaped self-rotation track to realize the cross braiding of silk threads and the twisting braiding of silk threads. The traction effect of the traction mechanism enables the silk thread to be woven around the mandrel in an 8-shaped cross track and an O-shaped self-rotation track, and finally the silk thread is woven into a product, thereby completely replacing the manual weaving process and realizing an automatic weaving platform.
Solves the problems of low braiding efficiency and low product quality of the artificial hand braiding product when manufacturing the thrombus catching bracket, and achieves the aim of the invention.
The advantages are that; the automatic braiding of the thrombus catching support is realized by adopting the cooperation of the frame platform, the braiding machine and the traction mechanism, the manual braiding is changed, the production efficiency is improved, a large amount of manpower is saved, the product quality is improved, and the automatic production is completed.
Drawings
Fig. 1 is an axial view of a braiding machine platform of the braided medical thrombus capture stent of the present invention.
Fig. 2 is an axial view of the rack platform of the present invention.
Fig. 3 is an axial view of the braiding machine and traction mechanism of the present invention.
Fig. 4 is a structural axial view of the knitting machine of the present invention.
Fig. 5 is a structural axial view of the knitting machine of the present invention.
Fig. 6 is an axial view of the traction mechanism of the present invention.
Fig. 7 is a schematic view of the position of the rotary insert of the cross track of the yarn carrier of the present invention.
Fig. 8 is an enlarged partial schematic view of a of fig. 7.
Fig. 9 is a schematic view of the positions of the wire carrier and the dial of the cross track of the wire carrier in the figure 8.
Fig. 10 is a schematic view of the position of a rotary insert of the wire carrier of the present invention in the form of an "O" shaped self-rotating track.
Fig. 11 is a partially enlarged schematic view of B of fig. 10.
Fig. 12 is a schematic view of the positions of the wire carrier and the dial of the self-rotating track of the wire carrier 'O'.
Fig. 13 is a schematic view of a woven product of the invention.
Fig. 14 is a structural view of a dial device and an insert device of the present invention
In the figure, 1, a rack platform; 1-1, a frame; 1-2, a cantilever operation control box; 1-3, castor.
2. A dial device; 2-1, a motor; 2-2, a motor seat; 2-3, a coupler; 2-4, a flange seat; 2-5, driving plate; 2-6, a bearing spacer; 2-7, a limit sleeve; 2-8, a silk carrying device; 2-9, a guide rail disc; 2-10, a core shaft sleeve.
3. An insert device; 3-1, a rotary cylinder; 3-2, rotating the cylinder seat; 3-3, a coupler; 3-4, a transmission shaft; 3-5, bearing flange; 3-6, a bearing spacer; 3-7, a transmission gear; 3-8, a pinion gear; 3-9, a gear shaft; 3-10, stop pins; 3-11, an insert flange; 3-12, insert rotating gears; 3-13, rotating inserts; 3-14, a limiting pin bracket; 3-15, a limiting pin.
4. A traction mechanism; 4-1, a motor; 4-2, a linear traction module; 4-3, moving the sliding block; 4-4, fixing the bracket; 4-5 parts of shaft sleeve 4-6 parts of mandrel.
Description of the embodiments
Example 1: the invention comprises a braiding machine platform for braiding a medical thrombus capture stent and a braiding method.
The braiding machine platform comprises: a frame platform 1, a braiding machine and a traction mechanism 4; the braiding machine is arranged on the frame platform 1, and the traction mechanism 4 is arranged on the braiding machine;
the braiding machine comprises: 2-9 parts of guide rail disc, 2-10 parts of mandrel sleeve, 2-8 parts of wire carrier, 2-5 parts of driving plate, 2 parts of driving plate device and 3 parts of insert device; a core shaft sleeve 2-10 is fixed at the center of the guide rail disc 2-9; the guide rail disc 2-9 is provided with a guide rail, the guide rail is a continuous 8-shaped crossed annular guide rail, and the joint of the 8-shaped crossed guide rail is provided with a rotary insert of the insert rotating device; the guide rail disc 2-9 is connected with a driving plate device 2 and an insert device 3, the driving plate 2-5 is connected with the driving plate device 2, and the driving plate 2-5 positioned on the upper end surface of the guide rail disc 2-9 is connected with a wire carrier 2-8; the motor of the dial means and the rotary cylinder of the insert means are mounted on the bottom surface of the rail disc 2-9.
The frame platform 1 comprises: a frame 1-1, a cantilever operation control box 1-2 and casters 1-3; the casters 1-3 are arranged at four corners of the bottom surface of the frame 1-1; the cantilever operation control box 1-2 is arranged on the frame 1-1; the middle part in the frame 1-1 is the installation position of the braiding machine and the traction mechanism 4.
The dial device 2 includes: 2-1 parts of motor, 2-2 parts of motor seat, 2-3 parts of coupling, 2-4 parts of flange seat, 2-5 parts of driving plate, 2-6 parts of bearing spacer bush and 2-7 parts of limit sleeve;
the motor seat 2-2 and the flange seat 2-4 are respectively fixed on the lower end face and the upper end face of the lower part of the guide rail disc 2-9; the driving plate shaft is sleeved with a bearing spacer bush 2-6, driving plate shafts at two ends of the bearing spacer bush 2-6 are arranged in a flange seat 2-4 through bearings, the driving plate shaft at the lower part of a lower end bearing is sleeved with a limit sleeve 2-7, the upper end of the driving plate shaft is provided with a driving plate 2-5, and a wire carrying device 2-8 is arranged on the driving plate 2-5; the lower end of the driving plate shaft is connected with one end of a coupler 2-3, the other end of the coupler 2-3 is connected with a motor 2-1, and the driving plate 2-5 and a wire carrier 2-8 are driven to move together when the motor 2-1 runs.
The plurality of motors 2-1 are arranged on the bottom surface of the guide rail disc 2-9 and distributed according to the 8-shaped crossed annular guide rail; a motor 2-1 is arranged at the corresponding position of the round center of each 8-shaped cross guide rail, a driving plate 2-5 is connected to the output shaft of each motor 2-1, the driving plate 2-5 is positioned on the upper end face of the guide rail plate 2-9, and the driving plate 2-5 is driven to rotate when the motor 2-1 rotates.
The insert device 3 includes: the rotary cylinder 3-1, the rotary cylinder seat 3-2, the coupler 3-3, the transmission shaft 3-4, the bearing flange 3-5, the bearing spacer 3-6, the transmission gear 3-7, the intermediate gear 3-8, the intermediate gear shaft 3-9, the stop pin 3-10, the insert flange 3-11, the insert rotary gear 3-12, the rotary insert 3-13, the limit pin bracket 3-14 and the limit pin 3-15;
the rotary cylinder seat 3-2 and the bearing flange 3-5 are respectively fixed on the lower end face and the upper end face of the lower part of the guide rail disc 2-9, the transmission shaft 3-4 is installed on the bearing flange 3-5 through two bearings, the bearing spacer 3-6 is sleeved on the transmission shaft 3-4 between the two bearings, the transmission gear 3-7 is installed at the upper end of the transmission shaft 3-4, the other end of the transmission gear is connected with one end of the coupler 3-3, the other end of the coupler 3-3 is connected with the output shaft of the rotary cylinder 3-1, and the rotary cylinder 3-1 is fixed on the rotary cylinder seat 3-2;
one end of the intermediate gear shaft 3-9 is fixedly arranged on the guide rail disc 2-9, the intermediate gear shaft 3-9 is provided with an intermediate gear 3-8, and the intermediate gear 3-8 is meshed with the transmission gear 3-7 and meshed with each other for rotation;
the insert flange 3-11 is arranged on the guide rail disc 2-9, and the rotary insert 3-13 passes through the center of the insert flange 3-11 and is arranged in the insert flange 3-11 through a bearing;
two stop pins 3-10 are fixedly arranged on the insert rotating gear 3-12, and an angle exists between the two stop pins 3-10, and the angle is consistent with the rotating angle of the rotating insert 3-13;
an insert rotating gear 3-12 is arranged at the lower end of the rotary insert 3-13, and the insert rotating gear 3-12, a pinion 3-8 and a transmission gear 3-7 are meshed with each other for rotation; the rotary cylinder 3-1 rotates to drive the insert rotary gear 3-12 through the transmission gear 3-7 and the intermediate gear 3-8, and the insert rotary gear 3-12 drives the rotary insert 3-13 to rotate;
a limiting pin bracket 3-14 is arranged on the guide rail disc 2-9, a limiting pin 3-15 is arranged at one end of the limiting bracket 3-14, the other tapered end of the limiting pin 3-15 is inserted and arranged between the two stop pins 3-10 on the insert rotating gear 3-12, and meshing transmission errors existing in long-time transmission between gears are eliminated.
The plurality of rotary cylinders 3-1 are arranged on the bottom surface of the guide rail disc 2-9 in an annular arrangement and are uniformly distributed on the outer side of the annularly arranged motors 2-1; each rotary air cylinder 3-3 is connected with a rotary insert 3-13, the rotary insert 3-13 is positioned on the upper end face of the guide rail disc 2-9, and when the rotary air cylinders 3-1 work according to the setting, the rotary insert 3-13 is driven to rotate to the setting position; the rotary insert 3-13 and the rotary cylinder 3-1 are driven by gears or belt pulleys to rotate to corresponding positions.
The traction mechanism 4 includes: the linear traction device comprises a motor 4-1, a linear traction module 4-2, a moving slide block 4-3, a fixed support 4-4, a shaft sleeve 4-5 and a mandrel 4-6;
the linear traction module 4-2 is fixed on the upper end surface of the guide rail disc 2-9, the motor 4-1 is fixed below the guide rail disc 2-9, and the linear traction module 4-2 is connected with the motor 4-1; the movable slide block 4-3 is arranged on the linear traction module 4-2, the fixed support 4-4 is arranged on the movable slide block 4-3, the shaft sleeve 4-5 is fixed on the fixed support 4-4, and the mandrel 4-6 is arranged on the shaft sleeve 4-5; when the motor 4-1 works, the linear traction module 4-2 is driven to move up and down; the linear traction module 4-2 comprises a reciprocating screw and a screw nut, wherein the screw nut and the moving slide block 4-3 are fixed into a whole, and one end of the reciprocating screw is connected with the motor 4-1; when the motor 4-1 works, the reciprocating screw is driven to rotate, the screw nut arranged on the reciprocating screw reciprocates up and down on the reciprocating screw, and the moving slide block 4-3 and the mandrel 4-6 connected on the screw nut simultaneously reciprocate up and down.
The motor is an asynchronous motor; or a stepper motor; or a servo motor.
The knitting method comprises the following steps: the braiding machine mounted on the frame platform 1 is completed in cooperation with the traction mechanism 4; the method comprises the following specific steps:
step 1, pulling out silk threads on each silk carrier 2-8 on a dial device 2 of a braiding machine, and fixing the silk threads on a mandrel 4-6 one by one;
step 2, when the braiding machine works, the silk carrying device 2-8 runs on the guide rail disc 2-9, and the silk carrying device 2-8 performs alternating conversion motions of 8-shaped cross braiding operation and O-shaped self-rotating braiding operation;
step 3, forming a weaving cross line on the mandrel 4-6 by silk threads on the silk carrier 2-8 in the weaving operation;
step 4, the traction mechanism 4 and the braiding machine work simultaneously, and the traction mechanism 4 pulls the mandrel 4-6 to do uniform linear motion upwards;
and 5, forming a net-shaped woven product on the mandrel 4-6 by the cross grains woven by the silk carrier.
The braiding machine works in the following mode:
step 1-1, a motor 2-1 controls a driving plate 2-5;
step 1-2, a rotary cylinder 3-1 controls a rotary insert 3-13;
step 1-3, starting a rotary cylinder 3-1 to control the angle of a rotary insert 3-13, and converting the wire carrier 2-8 from 8-shaped cross knitting operation to O-shaped self-rotating knitting operation;
step 1-4, when the braiding machine is braiding, the thread carrier 2-8 continuously changes the cross braiding operation of the '8' -shaped and the self-rotating braiding operation of the 'O' -shaped on the braiding machine, the two braiding operation tracks are switched repeatedly, and the braiding of the thrombus catching bracket is completed on the mandrel 4-6 which continuously moves up and down.
Claims (7)
1. A braiding machine platform for braiding a medical thrombus capture stent, which is characterized in that: the braiding machine platform comprises: the device comprises a frame platform, a braiding machine and a traction mechanism; the braiding machine is arranged on the frame platform, and the traction mechanism is arranged on the braiding machine;
the braiding machine comprises: the device comprises a guide rail disc, a mandrel sleeve, a wire carrier, a driving plate device and an insert device; a core shaft sleeve is fixed in the center of the guide rail disc; the guide rail disc is provided with a guide rail, the guide rail is a continuous 8-shaped crossed annular guide rail, and the joint of the 8-shaped crossed guide rail is provided with a rotary insert of the insert rotating device; a driving plate device and an insert rotating device are connected to the guide rail disc, the driving plate is connected to the driving plate device, and a wire carrier is connected to the driving plate positioned on the upper end surface of the guide rail disc; the motor of the driving plate device and the rotary cylinder of the insert rotating device are arranged on the bottom surface of the guide rail disc;
the dial device includes: the device comprises a motor, a motor seat, a coupler, a flange seat, a driving plate, a bearing spacer and a limiting sleeve;
the motor seat and the flange seat are respectively fixed on the lower end face and the upper end face of the lower part of the guide rail disc; the driving plate shaft is sleeved with a bearing spacer, driving plate shafts at two ends of the bearing spacer are arranged in the flange seat through bearings, the driving plate shaft at the lower part of the bearing at the lower end is sleeved with a limit sleeve, the upper end of the driving plate shaft is provided with a driving plate, and a wire carrying device is arranged on the driving plate; the lower end of the driving plate shaft is connected with one end of a coupler, the other end of the coupler is connected with a motor, and the driving plate and the wire carrier are driven to move together when the motor runs;
the insert device comprises: the device comprises a rotary cylinder, a rotary cylinder seat, a coupler, a transmission shaft, a bearing flange, a bearing spacer bush, a transmission gear, a medium gear shaft, a stop pin, an insert flange, an insert rotary gear, a rotary insert, a limit pin bracket and a limit pin;
the rotary cylinder seat and the bearing flange are respectively fixed on the lower end face and the upper end face of the lower part of the guide rail disc, the transmission shaft is arranged on the bearing flange through two bearings, a bearing spacer is sleeved on the transmission shaft between the two bearings, a transmission gear is arranged at the upper end of the transmission shaft, the other end of the transmission shaft is connected with one end of a coupler, the other end of the coupler is connected with an output shaft of the rotary cylinder, and the rotary cylinder is fixed on the rotary cylinder seat;
one end of the intermediate gear shaft is fixedly arranged on the upper disc of the guide rail, the intermediate gear shaft is provided with an intermediate gear, and the intermediate gear is meshed with the transmission gear and rotates in a meshed manner;
the insert flange is arranged on the guide rail disc, and the rotary insert passes through the center of the insert flange and is arranged in the insert flange through a bearing;
two baffle pins are arranged and fixed on the insert rotating gear, and an angle exists between the two baffle pins, and the angle is consistent with the rotating angle of the rotating insert;
an insert rotating gear is arranged at the lower end of the rotary insert, and the insert rotating gear, the intermediate gear and the transmission gear are meshed with each other for rotation; the rotary cylinder rotates to drive the insert rotary gear through the transmission gear and the intermediate gear, and the insert rotary gear drives the rotary insert to rotate;
a limiting pin bracket is arranged on the upper disc of the guide rail, a limiting pin is arranged at one end of the limiting bracket, and the other tapered end of the limiting pin is inserted and arranged between two blocking pins on the insert rotating gear, so that meshing transmission errors existing in long-time transmission between gears are eliminated;
the traction mechanism comprises: the linear traction device comprises a motor, a linear traction module, a moving slide block, a fixed bracket, a shaft sleeve and a mandrel;
the linear traction module is fixed on the upper end surface of the guide rail disc, the motor is fixed below the guide rail disc, and the linear traction module is connected with the motor; the movable sliding block is arranged on the linear traction module, the fixed bracket is arranged on the movable sliding block, the shaft sleeve is fixed on the fixed bracket, and the mandrel is arranged on the shaft sleeve; when the motor works, the linear traction module is driven to move up and down; the linear traction module comprises a reciprocating screw and a screw nut, wherein the screw nut and the moving slide block are fixed into a whole, and one end of the reciprocating screw is connected with the motor; when the motor works, the motor drives the reciprocating screw rod to rotate, the screw rod nut arranged on the reciprocating screw rod reciprocates up and down on the reciprocating screw rod, and the moving slide block and the mandrel connected on the screw rod nut reciprocate up and down at the same time.
2. The braiding machine platform for braiding a medical thrombus capture stent of claim 1, wherein: the frame platform includes: the device comprises a frame, a cantilever operation control box and casters; the casters are arranged at four corners of the bottom surface of the frame; the cantilever operation control box is arranged on the frame; the middle part in the frame is the installation position of the braiding machine and the traction mechanism.
3. The braiding machine platform for braiding a medical thrombus capture stent of claim 1, wherein: the plurality of motors are arranged on the bottom surface of the guide rail disc and distributed according to the 8-shaped crossed annular guide rail; a motor is arranged at the corresponding position of the round center of each 8-shaped cross guide rail, a driving plate is connected to the output shaft of each motor, the driving plate is positioned on the upper end face of the guide rail disc, and the driving plate is driven to rotate when the motor rotates.
4. The braiding machine platform for braiding a medical thrombus capture stent of claim 1, wherein: the plurality of rotary cylinders are arranged on the bottom surface of the guide rail disc, are annularly arranged and are uniformly distributed on the outer sides of the annularly arranged motors; each rotary cylinder is connected with a rotary insert, the rotary insert is positioned on the upper end face of the guide rail disc, and when the rotary cylinders work according to the setting, the rotary insert is driven to rotate to the set position; the rotary insert and the rotary cylinder are driven by a gear or a belt pulley to rotate to corresponding positions.
5. The braiding machine platform for braiding a medical thrombus capture stent of claim 1, wherein: the motor is an asynchronous motor; or a stepper motor; or a servo motor.
6. A braiding method of a braiding machine platform for braiding a medical thrombus capture stent according to claim 1, wherein the braiding method comprises the following steps: the knitting method comprises the following steps: the braiding machine arranged on the frame platform is completed in a co-operation way with the traction mechanism; the method comprises the following specific steps:
step 1, pulling out silk threads on each silk carrier on a dial device of a braiding machine, and fixing the silk threads on a mandrel one by one;
step 2, when the braiding machine works, the silk carrying device runs on the guide rail disc, and the silk carrying device performs alternating conversion motions of 8-shaped cross braiding operation and O-shaped self-rotating braiding operation;
step 3, forming a weaving cross line on the mandrel by the silk thread on the silk carrier in the weaving operation;
step 4, the traction mechanism and the braiding machine work simultaneously, and the traction mechanism pulls the mandrel to do uniform linear motion in the axial direction;
and 5, forming a net-shaped woven product on the mandrel by the cross grains woven by the silk carrier.
7. The braiding method of a braiding machine platform for braiding a medical thrombus capture stent of claim 6, wherein the braiding method comprises the steps of: the braiding machine works in the following mode:
step 1-1, a motor controls a driving plate;
step 1-2, a rotary cylinder controls a rotary insert;
step 1-3, starting a rotary cylinder to control the angle of a rotary insert, and converting the wire carrier from 8-shaped cross knitting operation to O-shaped self-rotating knitting operation;
step 1-4, when the braiding machine is used for braiding, the silk carrier continuously changes the 8-shaped cross track braiding operation and the O-shaped self-rotating braiding operation on the braiding machine, the two braiding operation tracks are switched repeatedly, and the thrombus catching bracket is braided on the mandrel which continuously moves up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314619.XA CN112877900B (en) | 2021-03-24 | 2021-03-24 | Braiding machine platform for braiding medical thrombus capture stent and braiding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110314619.XA CN112877900B (en) | 2021-03-24 | 2021-03-24 | Braiding machine platform for braiding medical thrombus capture stent and braiding method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112877900A CN112877900A (en) | 2021-06-01 |
| CN112877900B true CN112877900B (en) | 2024-02-20 |
Family
ID=76042052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110314619.XA Active CN112877900B (en) | 2021-03-24 | 2021-03-24 | Braiding machine platform for braiding medical thrombus capture stent and braiding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112877900B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114850354B (en) * | 2022-03-28 | 2023-07-18 | 中国一冶集团有限公司 | Braiding machine for braided cable shielding layer |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB153547A (en) * | 1919-10-31 | 1921-03-17 | Antonin Proton | Improvements in braiding machines |
| CN102358992A (en) * | 2011-09-09 | 2012-02-22 | 东华大学 | Driving plate transmission mechanism of braiding machine |
| WO2015117148A1 (en) * | 2014-02-03 | 2015-08-06 | EverestMedica LLC | Surgical braids |
| WO2016156874A1 (en) * | 2015-04-01 | 2016-10-06 | Lockdown Medical Limited | Medical implant and method of manufacturing a medical implant |
| KR20160117042A (en) * | 2015-03-31 | 2016-10-10 | 여숙자 | Braiding machine for braiding elastic string manufactured with 32 fibers |
| CN106567186A (en) * | 2016-10-08 | 2017-04-19 | 东华大学 | Inner-ring horizontal three-dimensional braiding machine and robot core traction system |
| CN108950856A (en) * | 2018-07-21 | 2018-12-07 | 徐州恒辉编织机械有限公司 | A kind of compound pipeline complex pipeline winding braiding all-in-one machine |
| CN209836482U (en) * | 2019-04-25 | 2019-12-24 | 北京天星博迈迪医疗器械有限公司 | Knitting device |
| CN111719237A (en) * | 2020-06-28 | 2020-09-29 | 徐州恒辉编织机械有限公司 | Knitting platform and knitting method for quickly and automatically changing knitting density of knitting machine |
| CN212103205U (en) * | 2020-04-24 | 2020-12-08 | 温岭市新中禾机械厂(普通合伙) | High-speed rope belt knitting machine |
| CN214655598U (en) * | 2021-03-24 | 2021-11-09 | 徐州恒辉编织机械有限公司 | Braiding machine platform for braiding medical thrombus capture support |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6360644B1 (en) * | 2000-03-31 | 2002-03-26 | American Metric Corporation | Braiding machine |
-
2021
- 2021-03-24 CN CN202110314619.XA patent/CN112877900B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB153547A (en) * | 1919-10-31 | 1921-03-17 | Antonin Proton | Improvements in braiding machines |
| CN102358992A (en) * | 2011-09-09 | 2012-02-22 | 东华大学 | Driving plate transmission mechanism of braiding machine |
| WO2015117148A1 (en) * | 2014-02-03 | 2015-08-06 | EverestMedica LLC | Surgical braids |
| KR20160117042A (en) * | 2015-03-31 | 2016-10-10 | 여숙자 | Braiding machine for braiding elastic string manufactured with 32 fibers |
| WO2016156874A1 (en) * | 2015-04-01 | 2016-10-06 | Lockdown Medical Limited | Medical implant and method of manufacturing a medical implant |
| CN106567186A (en) * | 2016-10-08 | 2017-04-19 | 东华大学 | Inner-ring horizontal three-dimensional braiding machine and robot core traction system |
| CN108950856A (en) * | 2018-07-21 | 2018-12-07 | 徐州恒辉编织机械有限公司 | A kind of compound pipeline complex pipeline winding braiding all-in-one machine |
| CN209836482U (en) * | 2019-04-25 | 2019-12-24 | 北京天星博迈迪医疗器械有限公司 | Knitting device |
| CN212103205U (en) * | 2020-04-24 | 2020-12-08 | 温岭市新中禾机械厂(普通合伙) | High-speed rope belt knitting machine |
| CN111719237A (en) * | 2020-06-28 | 2020-09-29 | 徐州恒辉编织机械有限公司 | Knitting platform and knitting method for quickly and automatically changing knitting density of knitting machine |
| CN214655598U (en) * | 2021-03-24 | 2021-11-09 | 徐州恒辉编织机械有限公司 | Braiding machine platform for braiding medical thrombus capture support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112877900A (en) | 2021-06-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112877900B (en) | Braiding machine platform for braiding medical thrombus capture stent and braiding method | |
| CN109702034B (en) | Automatic flat wire production line and production process | |
| CN201530908U (en) | Computer novel rope belt braiding machine | |
| CN214655598U (en) | Braiding machine platform for braiding medical thrombus capture support | |
| CN102442773A (en) | Device for forming glass fiber strands | |
| CN100519861C (en) | Beam warping machine servo-controlling method and lateral movement device using same | |
| CN106985234B (en) | Automatic seam loom for radial split bamboo curtain | |
| CN211588014U (en) | Sizing device for circular tube forming | |
| CN2415860Y (en) | Vertical double-drum molybdenum wire cold-drawing machine | |
| CN111719237A (en) | Knitting platform and knitting method for quickly and automatically changing knitting density of knitting machine | |
| CN209052141U (en) | A kind of textile cloth material collecting device | |
| CN201592925U (en) | Synchronous pulley silk guide device for wire twisting equipment | |
| CN211814861U (en) | Loom for producing woven belt | |
| CN112323526B (en) | High-fatigue-resistance steel cord, production method and production equipment | |
| CN212357562U (en) | Rapid and automatic knitting density changing knitting platform of knitting machine | |
| CN217948432U (en) | Yarn carrier capable of automatically increasing and decreasing yarns and longitudinal and transverse three-dimensional knitting machine applying same | |
| CN208685150U (en) | Double rapier machine arrow shaft opening tracking system | |
| CN114162672A (en) | Automatic doffing device of automatic hank reeling machine | |
| CN2685298Y (en) | Forming mechanism for loose bobbin winder | |
| CN201529713U (en) | Twisting machine structural modification | |
| CN110921414A (en) | Cotton yarn winding equipment and using method thereof | |
| CN219525843U (en) | Adjustable creel for chemical fiber yarn production | |
| CN114892325B (en) | Prefabricated body densification device | |
| CN214032794U (en) | Single-spindle single-control energy-saving mechanism of two-for-one twister | |
| CN215163556U (en) | Transmission device capable of changing motion trail of yarn carrier of braiding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |