CN106734441B - A kind of novel wind spring system - Google Patents
A kind of novel wind spring system Download PDFInfo
- Publication number
- CN106734441B CN106734441B CN201710005130.8A CN201710005130A CN106734441B CN 106734441 B CN106734441 B CN 106734441B CN 201710005130 A CN201710005130 A CN 201710005130A CN 106734441 B CN106734441 B CN 106734441B
- Authority
- CN
- China
- Prior art keywords
- wind spring
- cylinder
- clamping frame
- pressure roller
- fixedly connected
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/021—Control or correction devices in association with moving strips
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
- Wire Processing (AREA)
Abstract
The invention discloses a kind of novel wind spring systems, belong to heterotypic spring manufacture field, including workbench, further includes feeding mechanism, shaping mechanism and spring coiling mechanism, the feeding mechanism includes that material frame, feed appliance and feeder, the feed appliance and feeder are separately positioned on workbench both ends;The shaping mechanism includes blanking die and punching machine, and the blanking die and punching machine are located in the middle part of workbench;The spring coiling mechanism includes spring coiling machine, the spring coiling machine and feeder cooperating;Coiled strip is placed on the material frame, the coiled strip is sent to blanking station through feed appliance, wind spring semi-finished product are made through shaping mechanism in the coiled strip of the blanking station, the wind spring semi-finished product are sent to wind spring station through feeder, the wind spring semi-finished product of the wind spring station are processed as wind spring finished product through spring coiling mechanism, and the workbench is additionally provided with control unit.It can be realized wind spring automated production, the program significantly improves production efficiency, product quality and consistency.
Description
Technical field
The present invention relates to a kind of heterotypic spring manufacture field, a kind of particularly novel wind spring system.
Background technique
Wind spring belongs to one kind of heterotypic spring, as disclosed in the Chinese appearance patent of Patent No. CN201530497063.8
A kind of wind spring is widely used, and traditional-handwork is made into bullet mainly by herringbone sheet metal by way of hand wound
Spring, and product quality extremely low by hand wound's working efficiency and consistency are difficult to ensure;
For another example a kind of spring coiling machine disclosed in the Chinese invention patent of Patent No. CN201520985509.6 it is characterized in that,
Including bracket and the spool being at least partially disposed in bracket, part of the spool in bracket is provided with card slot, the institute in bracket
Stating opposite installation above spool, there are two last items, and two last items are to be installed on branch at a distance of the distance for being no more than reel diameter
Frame, there is gap between the last item and spool outer diameter, the spool rotation driven by the power mechanism is developed for the applicant
Semi-automatic spring coiling machine, improve the production efficiency, product quality and consistency of the type wind spring to a certain extent;
For another example the Chinese invention patent of Patent No. CN201620417890.0 discloses a kind of spring coiling machine, including wind spring is put
Material machine, bogie, conveying device, heating device and wind spring molding machine, which is characterized in that the wind spring feeding machine includes driving
Device is fixed with charging tray on the output shaft of the driver, guide rod, the guide rod is also fixed on the output shaft
At the center of charging tray, the first deflecting roller, the second deflecting roller and third deflecting roller are provided on the bogie, it is described
First deflecting roller and third deflecting roller are located at the two sides of bogie, and second deflecting roller is located at the top of bogie, described
Conveying device include carriage and several conveying rollers, there is delivery chute in long strip in the carriage, it is several
A conveying roller is mounted in delivery chute, and the wind spring molding machine includes rotating electric machine, on the main shaft of the rotating electric machine
It is fixed with shaping loop, there is locating notch on the shaping loop, it is recessed that positioning is equipped between the shaping loop and heating device
Mouthful, the top of the positioning recess has stamping cylinder, and the positioning recess has relative to the another side of rotating electric machine
Pinch roller.Its principle and structure are not particularly suited for processing the type wind spring, also do not provide solution and improve the type wind spring production efficiency, produce
The technical inspiration of quality and consistency.
With the increase of the type wind spring market demand, production efficiency, product quality and the consistency of equipment need more into
One step is improved and upgrading.
Summary of the invention
The technical problem to be solved in the present invention is that a kind of novel wind spring system is provided, to significantly improve the production of wind spring
Efficiency, product quality and consistency.
To achieve the above object, inventor obtains technical solution of the present invention and its optimization side by a large number of experiments and summary
Case, it to further include feeding mechanism, shaping mechanism and spring coiling machine that the invention discloses a kind of novel wind spring systems, including workbench
Structure, the feeding mechanism include that material frame, feed appliance and feeder, the feed appliance and feeder are separately positioned on workbench two
End;The shaping mechanism includes blanking die and punching machine, and the blanking die and punching machine are located in the middle part of workbench;The wind spring
Mechanism includes spring coiling machine, the spring coiling machine and feeder cooperating;Coiled strip is placed on the material frame, the coiled strip is through feeding
Device is sent to blanking station, and wind spring semi-finished product, the wind spring semi-finished product warp is made through shaping mechanism in the coiled strip of the blanking station
Feeder is sent to wind spring station, and the wind spring semi-finished product of the wind spring station are processed as wind spring finished product, the work through spring coiling mechanism
Control unit is additionally provided with as platform.
Preferably, the feeder includes the feeding cylinder being arranged in a mutually vertical manner and material folding cylinder, the feeding cylinder packet
The first cylinder barrel, First piston bar and the first link block are included, first cylinder barrel is fixedly connected on workbench, first connection
Block is fixed on first piston boom end;The material folding cylinder includes the second cylinder barrel and second piston bar, and the feeder further includes
Air cylinder support, the second link block, pressed slider and U-shaped support, second cylinder barrel bottom is fixedly connected on air cylinder support, described
Air cylinder support is fixedly connected at the top of the second link block, and first link block is fixedly connected on the second link block side, described
Second piston boom end passes through the second link block and is fixedly connected on pressed slider, and the pressed slider both ends are equipped with retention bead,
Second link block two sides are fixedly connected on U-shaped support, and the U-shaped support two sides are equipped with limiting slot, and the retention bead is suitable
Assigned in limiting slot.
Preferably, there are two the First piston bars.
Preferably, the spring coiling machine includes scrolling part, pressure roller part and separate section, and the rolling part point includes being located at
Motor, shaft coupling and spool on same axis, the shaft coupling are connect with motor output shaft, and described spool one end is connected to connection
Axis device, the spool other end adapt to wind spring to be processed;The pressure roller part includes the first pressure roller, the second pressure roller and third
The front end in supplied materials direction is placed and are located at up and down to pressure roller, first pressure roller and the second pressure roller, and the third pressure roller is located at supplied materials
The rear end in direction, first pressure roller, the second pressure roller and third pressure roller and spool cooperating;The separate section includes motor
Separate section and pressure roller separate section, the motor separate section include motor cabinet, guide rod seat, de- material bracket, the first de- material gas
Cylinder, sliding bearing and guide rod are fixedly connected with motor on the motor cabinet, and motor bore is equipped in the middle part of the motor cabinet, described
Sliding bearing passes through motor bore;The guide rod seat is symmetrically disposed on motor cabinet and is fixed on workbench upper surface, described to lead
Guide rod bore is equipped in the middle part of pole socket, the spool passes through guide rod bore;The de- material bracket has two groups and is individually fixed in motor
At the top of seat and guide rod seat, the cylinder barrel and piston rod of the first de- material cylinder are respectively fixedly connected on two groups of de- material brackets;Institute
It states sliding bearing and is fixedly connected on motor cabinet;The guide rod is fixedly connected on guide rod seat, and the guide rod other end sliding connects
It is connected to motor cabinet and sliding bearing;The pressure roller separate section include volume base, the first clamping frame, the second clamping frame, roller seat,
Pressing roller holder, separation member, the second de- material cylinder, cylinder block and return unit, the volume base are rectangular frame structure and are fixedly connected
In workbench upper surface;First clamping frame and the second clamping frame are respectively symmetrically slidably connected to volume base two sides, described
First clamping frame and the second clamping frame are U-shaped structure and the same end is equipped with lug boss;The roller seat has two groups and symmetrical
The volume other two sides of base are set to, the roller seat is the T-shaped structure that two sides are equipped with sliding slot, and the roller seat is equipped with roller seat
Hole, the spool adapt to pressure roller bore;The pressing roller holder adapts to the sliding slot and slides in sliding slot, the pressure roller branch
Frame has two groups, wherein one group is fixedly connected on the both ends of the first clamping frame and connects with the first pressure roller and the axial activity of the second pressure roller
It connects, another group is fixedly connected on the both ends of the second clamping frame and is axially flexibly connected with third pressure roller;The separation member acts on
Between first clamping frame and the lug boss of the second clamping frame;The second de- material cylinder is connected at the top of separation member;The cylinder
Seat is fixedly connected on workbench, and the second de- material cylinder is fixed at the top of cylinder block;The return unit both ends are separately connected
In the first clamping frame and the second clamping frame;When the second de- material cylinder stretches out, the separation member acts on the first clamping frame and the
First clamping frame and the second clamping frame are separated and are that return unit stores power by the lug boss between two clamping frames, the separation member, when
When second de- material cylinder is shunk, the separation member is detached from the lug boss between the first clamping frame and the second clamping frame, resets at this time
Part release stores power and realizes that the first clamping frame and the second clamping frame set back.
Preferably, the lug boss that first clamping frame and second clamping frame the same end are equipped with is smooth circular shaft, described
Separation member bottom is trapezium structure.
Preferably, the return unit is tension spring.
Preferably, the motor is located on the outside of motor cabinet;The cylinder barrel of the first de- material cylinder is connected by de- material bracket
At the top of motor cabinet, the piston rod of the first de- material cylinder is connected at the top of guide rod seat by de- material bracket;The sliding axle
It holds and is fixedly connected on the outside of motor cabinet.
Preferably, the feed appliance includes pedestal, roller bearing, postive stop baffle and guide upright post, and the pedestal is grooved configuration,
Its rear end is fixedly connected on workbench upper surface, and the pan frontward end is connected with roller bearing, before the roller bearing includes at least
Two groups afterwards, roller bearing is passed through after the coiled strip expansion;The postive stop baffle is distributed in base upper surface, and the postive stop baffle is at least
One group;The guide upright post is axially movably connected on base rear end upper surface.
Preferably, material frame bottom is trishores, and the coiled strip is placed horizontally in the middle part of material frame, goes out on the material frame
Material mouth is slightly above coiled strip, and the material frame top discharge mouth is slightly wider than the width of coiled strip.
Preferably, described control unit includes Pneumatic assembly and start and stop component, and the Pneumatic assembly is equipped with switch, the gas
Dynamic component acts on start and stop component, and the start and stop component is the start stop switch of wind spring system.
Compared with prior art, the present invention can obtain following technical effect:
A kind of novel wind spring system of the invention, including workbench, further include feeding mechanism, shaping mechanism and spring coiling machine
Structure, the technical solution can be realized wind spring automated production, the program significantly improve production efficiency, product quality with it is consistent
Property.
Further, the feeder includes the feeding cylinder being arranged in a mutually vertical manner and material folding cylinder, and the feeder is also
Including air cylinder support, the second link block, pressed slider and U-shaped support, the program can ensure that coiled strip is continuously sent to blanking work
Position and wind spring station are the bases for improving production efficiency.
Further, there are two the First piston bars, the program has ensured that wind spring semi-finished product are transported to by blanking station
The stability of wind spring station, has further ensured production efficiency and product quality.
Further, the spring coiling machine includes scrolling part, pressure roller part and separate section, and the program has sufficiently ensured volume
The stability of spring machine continuous work, scrolling part, pressure roller part and separate section cooperation division of labor work, realizes wind spring pressure respectively
The function of roller molding and blanking, working efficiency, the quality of production and homogeneity of product have obtained obvious guarantee.
Further, the lug boss that first clamping frame and second clamping frame the same end are equipped with is smooth circular shaft, institute
Stating separation member bottom is trapezium structure, and the separation scheme is simple and practical in structure, cleverly applies the trapezoidal knot of separation member bottom
The squeezing action of two bevel edges and smooth circumferential of structure, reduces the frictional force of separation process, so that the first clamping frame and second
Compression is rapidly separated, and realizes the molding quick blanking of wind spring, hence it is evident that improve production efficiency and product quality, avoid because of blanking
Not in time to the damage of spring coiling machine, the safety and fluency of wind spring system itself is further ensured, have improved production efficiency
And product quality.
Further, the return unit is tension spring, and tension spring is Common parts, and this scheme reduces making for wind spring system itself
Valence, difficulty of processing and maintenance cost, further improve production efficiency.
Further, the motor is located on the outside of motor cabinet;The cylinder barrel of the first de- material cylinder is connected by de- material bracket
It is connected at the top of motor cabinet, the piston rod of the first de- material cylinder is connected to and guide rod seat top by de- material bracket;The cunning
Dynamic bearing is fixedly connected on the outside of motor cabinet, and the program has ensured the working space of spring coiling machine, improved the first de- material cylinder
Job security and stability.
Further, the feed appliance includes pedestal, roller bearing, postive stop baffle and guide upright post, program structure novel, energy
It enough ensures the smooth arrival blanking station of coiled strip, effectively prevents the deformation and clot phenomenon of coiled strip itself.
Further, material frame bottom is trishores, and the coiled strip is placed horizontally in the middle part of material frame, on the material frame
Discharge port is slightly above coiled strip, and the material frame top discharge mouth is slightly wider than the width of coiled strip, and the trishores stability of the program is higher,
It may be mounted at ground or change height, and the height of discharge port is the ideal height obtained after many times attempting and calculate,
Its effective guarantee discharging smooth degree of coiled strip, further improves production efficiency.
Further, described control unit includes Pneumatic assembly and start and stop component, and the Pneumatic assembly is equipped with switch, described
Pneumatic assembly acts on start and stop component, and the start and stop component is the start stop switch of wind spring system, and the program realizes manual mode
With the switching of automatic mode, is conducive to process and charges again and debugging efforts, further improve production efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel wind spring system.
Fig. 2 is a kind of partial schematic diagram of novel wind spring system.
Fig. 3 is the structural schematic diagram of feeder.
Fig. 4 is the decomposition diagram of feeder.
Fig. 5 is the structural schematic diagram of spring coiling machine.
Fig. 6 is the decomposition diagram of spring coiling machine.
In figure: 1. material framves, 2. coiled strips, 3. control units, 31. Pneumatic assemblies, 33. start and stop components, 4. feed appliances, 41. rollings
Axis, 42. postive stop baffles, 43. pedestals, 44. guide upright posts, 5. blanking dies, 6. punching machines, 7. spring coiling machines, 8. feeders, 9.U type
Support, 91. limiting slots, 10. pressed sliders, 101. retention beads, 11. second link blocks, 12. air cylinder supports, 13. material folding gas
Cylinder, 131. second cylinder barrels, 132. second piston bars, 14. feeding cylinders, 141. first cylinder barrels, 142. First piston bars, 143.
One link block, 15. motors, 16. sliding bearings, 17. motor cabinets, 18. guide rods, 19. shaft couplings, 20. first de- material cylinders, 21.
De- material bracket, 22. spools, 23. guide rod seats, 2,25. roller seats of base of volume 24., 261. first clamping frames, 262. second compress
Frame, 271. first pressure rollers, 272. second pressure rollers, 273. third pressure rollers, 28. pressing roller holders, 29. return units, 30. separation members, 31.
Second de- material cylinder, 32. cylinder blocks.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
With reference to the accompanying drawing and specific embodiment is further described application principle of the invention.
Embodiment 1, a kind of novel wind spring system, as shown in Figure 1, include include workbench, further include feeding mechanism, at
Type mechanism and spring coiling mechanism, the feeding mechanism include material frame 1, feed appliance 4 and feeder 8, the feed appliance 4 and feeder 8
It is separately positioned on workbench both ends;The shaping mechanism includes blanking die 5 and punching machine 6, the blanking die 5 and punching machine 6
In the middle part of workbench;The spring coiling mechanism includes spring coiling machine 7, the spring coiling machine 7 and 8 cooperating of feeder;The material
Coiled strip 2 is placed on frame 1, the coiled strip 2 is sent to blanking station through feed appliance 4, and the coiled strip 2 of the blanking station is through molding machine
Be configured to wind spring semi-finished product, the wind spring semi-finished product are sent to wind spring station through feeder 8, the wind spring half of the wind spring station at
Product are processed as wind spring finished product through spring coiling mechanism, and the workbench is additionally provided with control unit 3.
Embodiment 2, a kind of novel wind spring system, as shown in Figures 1 to 4, including workbench, further include feeding mechanism,
Shaping mechanism and spring coiling mechanism, the feeding mechanism include material frame 1, feed appliance 4 and feeder 8, the feed appliance 4 and feeder
8 are separately positioned on workbench both ends;The shaping mechanism includes blanking die 5 and punching machine 6, the blanking die 5 and punching machine 6
In the middle part of workbench;The spring coiling mechanism includes spring coiling machine 7, the spring coiling machine 7 and 8 cooperating of feeder;The material
Coiled strip 2 is placed on frame 1, the coiled strip 2 is sent to blanking station through feed appliance 4, and the coiled strip 2 of the blanking station is through molding machine
Be configured to wind spring semi-finished product, the wind spring semi-finished product are sent to wind spring station through feeder 8, the wind spring half of the wind spring station at
Product are processed as wind spring finished product through spring coiling mechanism, and the workbench is additionally provided with control unit 3.
Wherein: the feeder 8 includes the feeding cylinder 14 being arranged in a mutually vertical manner and material folding cylinder 13, the feeding cylinder
14 include the first cylinder barrel 141, First piston bar 142 and the first link block 143, and first cylinder barrel 141 is fixedly connected on work
Platform, first link block 143 are fixed on 142 end of First piston bar;The material folding cylinder 13 includes 131 He of the second cylinder barrel
Second piston bar 132, the feeder 8 further include air cylinder support 12, the second link block 11, pressed slider 10 and U-shaped support 9,
Second cylinder barrel, 131 bottom is fixedly connected on air cylinder support 12, and the air cylinder support 12 is fixedly connected on the second link block 11
Top, first link block 143 are fixedly connected on 11 side of the second link block, and 132 end of second piston bar passes through the
Two link blocks 11 are fixedly connected on pressed slider 10, and 10 both ends of pressed slider are equipped with retention bead 101, second connection
11 two sides of block are fixedly connected on U-shaped support 9, and U-shaped 9 two sides of support are equipped with limiting slot 91, and the retention bead 101 adapts to
Limiting slot 91;There are two the First piston bars 142.
Shown in embodiment 3, a kind of novel wind spring system, as shown in Figure 1, Figure 2, Fig. 5 and Fig. 6, including workbench, it further include sending
Expect that mechanism, shaping mechanism and spring coiling mechanism, the feeding mechanism include material frame 1, feed appliance 4 and feeder 8, the feed appliance 4
Workbench both ends are separately positioned on feeder 8;The shaping mechanism includes blanking die 5 and punching machine 6, the blanking die
5 and punching machine 6 be located in the middle part of workbench;The spring coiling mechanism includes spring coiling machine 7, and the spring coiling machine 7 cooperates work with feeder 8
Make;Coiled strip 2 is placed on the material frame 1, the coiled strip 2 is sent to blanking station, the coiled strip of the blanking station through feed appliance 4
2 are made wind spring semi-finished product through shaping mechanism, and the wind spring semi-finished product are sent to wind spring station, the wind spring station through feeder 8
Wind spring semi-finished product be processed as wind spring finished product through spring coiling mechanism, the workbench is additionally provided with control unit 3.
Wherein: the spring coiling machine 7 includes scrolling part, pressure roller part and separate section, and the rolling part point includes being located at
Motor 15, shaft coupling 19 and spool 22 on same axis, the shaft coupling 19 export axis connection, the spool 22 with motor 15
One end is connected to shaft coupling 19, and 22 other end of spool adapts to wind spring to be processed;The pressure roller part includes the first pressure
Roller 271, the second pressure roller 272 and third pressure roller 273, first pressure roller 271 and the second about 272 pressure roller are placed and are located at supplied materials
The front end in direction, the third pressure roller 273 are located at the rear end in supplied materials direction, first pressure roller 271, the second pressure roller 272 and
Three pressure rollers 273 and 22 cooperating of spool;The separate section includes motor separate section and pressure roller separate section, the motor
Separate section includes motor cabinet 17, guide rod seat 23, de- material bracket 21, the first de- material cylinder 20, sliding bearing 16 and guide rod 18, institute
It states and is fixedly connected with motor 15 on motor cabinet 17, motor bore is equipped in the middle part of the motor cabinet 17, the shaft coupling 19 passes through electricity
Base hole;The guide rod seat 23 is symmetrically disposed on motor cabinet 17 and is fixed on workbench upper surface, 23 middle part of guide rod seat
Equipped with guide rod bore, the spool 22 passes through guide rod bore;The de- material bracket 21 has two groups and is individually fixed in motor cabinet 17
With 23 top of guide rod seat, the cylinder barrel and piston rod of the first de- material cylinder 20 are respectively fixedly connected in two groups of de- material brackets 21
On;The sliding bearing 16 is fixedly connected on motor cabinet 17;Described 18 one end of guide rod is fixedly connected on guide rod seat 23, the guide rod
18 other ends are slidably connected to motor cabinet 17 and sliding bearing 16;The pressure roller separate section includes that volume base 24, first compresses
Frame 261, the second clamping frame 262, roller seat 25, pressing roller holder 28, separation member 30, the second de- material cylinder 31, cylinder block 32 and multiple
Position part 29, the volume base 24 are rectangular frame structure and are fixedly connected on workbench upper surface;First clamping frame, 261 He
Second clamping frame 262 is respectively symmetrically slidably connected to volume 24 two sides of base, first clamping frame 261 and the second clamping frame 262
It is U-shaped structure and the same end is equipped with lug boss;The roller seat 25 has two groups and is symmetrically disposed on the volume other two sides of base,
The roller seat 25 is the T-shaped structure that two sides are equipped with sliding slot, and the roller seat 25 is equipped with pressure roller bore, and the spool 22 is adapted to
In pressure roller bore;The pressing roller holder 28 adapts to the sliding slot and slides in sliding slot, and the pressing roller holder 28 has two groups,
In one group of both ends for being fixedly connected on the first clamping frame 261 and with the first pressure roller 271 and the second pressure roller 272 are axial is flexibly connected,
Another group is fixedly connected on the both ends of the second clamping frame 262 and is axially flexibly connected with third pressure roller 273;The separation member 30 is made
For between the first clamping frame 261 and the lug boss of the second clamping frame 262;The second de- material cylinder 31 is connected to separation member 30
Top;The cylinder block 32 is fixedly connected on workbench, and the second de- material cylinder 31 is fixed on 32 top of cylinder block;It is described
29 both ends of return unit are connected to the first clamping frame 261 and the second clamping frame 262;When the second de- material cylinder 31 stretches out, institute
The lug boss that separation member 30 acts between the first clamping frame 261 and the second clamping frame 262 is stated, the separation member 30 is pressed first
Tight frame 261 and the second clamping frame 262 separate and store power for return unit 29, when the second de- material cylinder 31 is shunk, the separation member
30 are detached from the lug boss between the first clamping frame 261 and the second clamping frame 262, and the release of return unit 29 at this time stores power and realizes the first pressure
Tight frame 261 and the second clamping frame 262 set back;First clamping frame 261 and 262 the same end of the second clamping frame are all provided with
Some lug bosses are smooth circular shaft, and 30 bottom of separation member is trapezium structure;The return unit 29 is tension spring;The motor 15
Positioned at 17 outside of motor cabinet;The cylinder barrel of the first de- material cylinder 20 is connected to 17 top of motor cabinet, institute by de- material bracket 21
The piston rod for stating the first de- material cylinder 20 is connected to and 23 top of guide rod seat by de- material bracket 21;The sliding bearing 16 is fixed
It is connected to 17 outside of motor cabinet;;
Embodiment 4, a kind of novel wind spring system, as shown in Figures 1 to 6, including workbench, further include feeding mechanism,
Shaping mechanism and spring coiling mechanism, the feeding mechanism include material frame 1, feed appliance 4 and feeder 8, the feed appliance 4 and feeder
8 are separately positioned on workbench both ends;The shaping mechanism includes blanking die 5 and punching machine 6, the blanking die 5 and punching machine 6
In the middle part of workbench;The spring coiling mechanism includes spring coiling machine 7, the spring coiling machine 7 and 8 cooperating of feeder;The material
Coiled strip 2 is placed on frame 1, the coiled strip 2 is sent to blanking station through feed appliance 4, and the coiled strip 2 of the blanking station is through molding machine
Be configured to wind spring semi-finished product, the wind spring semi-finished product are sent to wind spring station through feeder 8, the wind spring half of the wind spring station at
Product are processed as wind spring finished product through spring coiling mechanism, and the workbench is additionally provided with control unit 3.
Wherein: the feeder 8 includes the feeding cylinder 14 being arranged in a mutually vertical manner and material folding cylinder 13, the feeding cylinder
14 include the first cylinder barrel 141, First piston bar 142 and the first link block 143, and first cylinder barrel 141 is fixedly connected on work
Platform, first link block 143 are fixed on 142 end of First piston bar;The material folding cylinder 13 includes 131 He of the second cylinder barrel
Second piston bar 132, the feeder 8 further include air cylinder support 12, the second link block 11, pressed slider 10 and U-shaped support 9,
Second cylinder barrel, 131 bottom is fixedly connected on air cylinder support 12, and the air cylinder support 12 is fixedly connected on the second link block 11
Top, first link block 143 are fixedly connected on 11 side of the second link block, and 132 end of second piston bar passes through the
Two link blocks 11 are fixedly connected on pressed slider 10, and 10 both ends of pressed slider are equipped with retention bead 101, second connection
11 two sides of block are fixedly connected on U-shaped support 9, and U-shaped 9 two sides of support are equipped with limiting slot 91, and the retention bead 101 adapts to
Limiting slot 91;There are two the First piston bars 142;The spring coiling machine 7 includes scrolling part, pressure roller part and separate section,
The rolling part point includes motor 15, shaft coupling 19 and the spool 22 on same axis, the shaft coupling 19 and motor 15
Axis connection is exported, described 22 one end of spool is connected to shaft coupling 19, and 22 other end of spool adapts to wind spring to be processed;Institute
It states pressure roller part and includes the first pressure roller 271, the second pressure roller 272 and third pressure roller 273, first pressure roller 271 and the second pressure roller
About 272 place and are located at the front end in supplied materials direction, and the third pressure roller 273 is located at the rear end in supplied materials direction, first pressure
Roller 271, the second pressure roller 272 and third pressure roller 273 and 22 cooperating of spool;The separate section include motor separate section and
Pressure roller separate section, the motor separate section include motor cabinet 17, guide rod seat 23, de- material bracket 21, the first de- material cylinder 20,
Sliding bearing 16 and guide rod 18 are fixedly connected with motor 15 on the motor cabinet 17, are equipped with motor cabinet in the middle part of the motor cabinet 17
Hole, the shaft coupling 19 pass through motor bore;The guide rod seat 23 is symmetrically disposed on motor cabinet 17 and is fixed on workbench
Surface, guide rod bore is equipped in the middle part of the guide rod seat 23, and the spool 22 passes through guide rod bore;The de- material bracket 21 has two groups
And it is individually fixed in 23 top of motor cabinet 17 and guide rod seat, the cylinder barrel and piston rod of the first de- material cylinder 20 are fixed respectively to be connected
It connects on two groups of de- material brackets 21;The sliding bearing 16 is fixedly connected on motor cabinet 17;Described 18 one end of guide rod is fixedly connected
In guide rod seat 23,18 other end of guide rod is slidably connected to motor cabinet 17 and sliding bearing 16;The pressure roller separation unit subpackage
Include volume base 24, the first clamping frame 261, the second clamping frame 262, roller seat 25, pressing roller holder 28, separation member 30, the second de- material
Cylinder 31, cylinder block 32 and return unit 29, the volume base 24 are rectangular frame structure and are fixedly connected on workbench upper surface;
First clamping frame 261 and the second clamping frame 262 are respectively symmetrically slidably connected to volume 24 two sides of base, first clamping frame
261 and second clamping frame 262 be U-shaped structure and the same end is equipped with lug boss;The roller seat 25 has two groups and symmetrically sets
The volume other two sides of base are placed in, the roller seat 25 is the T-shaped structure that two sides are equipped with sliding slot, and the roller seat 25 is equipped with pressure roller
Bore, the spool 22 adapt to pressure roller bore;The pressing roller holder 28 adapts to the sliding slot and slides in sliding slot, described
Pressing roller holder 28 has two groups, wherein one group is fixedly connected on the both ends of the first clamping frame 261 and presses with the first pressure roller 271 and second
Roller 272 is axial to be flexibly connected, another group of both ends for being fixedly connected on the second clamping frame 262 and with the axial activity of third pressure roller 273
Connection;The separation member 30 acts between the first clamping frame 261 and the lug boss of the second clamping frame 262;Second de- material
Cylinder 31 is connected to 30 top of separation member;The cylinder block 32 is fixedly connected on workbench, and the second de- material cylinder 31 is solid
Due to 32 top of cylinder block;29 both ends of return unit are connected to the first clamping frame 261 and the second clamping frame 262;When
When two de- material cylinders 31 stretch out, the separation member 30 acts on the protrusion between the first clamping frame 261 and the second clamping frame 262
Portion, the first clamping frame 261 and the second clamping frame 262 are separated and store power for return unit 29 by the separation member 30, when the second de- material
When cylinder 31 is shunk, the separation member 30 is detached from the lug boss between the first clamping frame 261 and the second clamping frame 262, multiple at this time
The position release of part 29 stores power and realizes that the first clamping frame 261 and the second clamping frame 262 set back;First clamping frame 261
It is smooth circular shaft with the lug boss that 262 the same end of the second clamping frame is equipped with, 30 bottom of separation member is trapezium structure;It is described
Return unit 29 is tension spring;The motor 15 is located at 17 outside of motor cabinet;The cylinder barrel of the first de- material cylinder 20 passes through de- material branch
Frame 21 is connected to 17 top of motor cabinet, and the piston rod of the first de- material cylinder 20 is connected to by de- material bracket 21 and guide rod seat
23 tops;The sliding bearing 16 is fixedly connected on 17 outside of motor cabinet;The feed appliance 4 includes pedestal 43, roller bearing 41, limit
Baffle 42 and guide upright post 44, the pedestal 43 are grooved configuration, and its rear end is fixedly connected on workbench upper surface, the bottom
43 front ends of seat are connected with roller bearing 41, and the roller bearing 41 includes two groups of front and back, and the coiled strip 2 passes through roller bearing 41 after being unfolded;Institute
It states postive stop baffle 42 and is distributed in 43 upper surface of pedestal, the postive stop baffle 42 has one group;The axial activity of the guide upright post 44 is even
It is connected to 43 rear end upper surface of pedestal;1 bottom of material frame is trishores, and the coiled strip 2 is placed horizontally at 1 middle part of material frame, institute
It states material 1 top discharge mouth of frame and is slightly above coiled strip 2, the 1 top discharge mouth of material frame is slightly wider than the width of coiled strip 2;Described control unit 3 is wrapped
Pneumatic assembly 31 and start and stop component 33 are included, the Pneumatic assembly 31 is equipped with switch, and the Pneumatic assembly 31 acts on start and stop component
33, the start and stop component 33 is the start stop switch of wind spring system.
Embodiment 5, a kind of novel wind spring system, as shown in Figures 1 to 6, scheme is substantially the same manner as Example 4, different
Place is: the punching press platform of the workbench and punching machine 6 is an entirety.
Embodiment 6, a kind of novel wind spring system, as shown in Figures 1 to 6, scheme is substantially the same manner as Example 4, different
Place is: the roller bearing 41 includes three groups of front and back, and the postive stop baffle 42 has three groups and discrete distribution.
Embodiment 7, a kind of novel wind spring system, as shown in Figures 1 to 6, scheme is substantially the same manner as Example 4, different
Place is: the start stop switch is foot pedal structure.
It should be noted that, in this document, such as first and second or the like relational terms are used merely to one if it exists
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features;And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of novel wind spring system, including workbench, it is characterised in that: further include feeding mechanism, shaping mechanism and wind spring
Mechanism, the feeding mechanism include material frame (1), feed appliance (4) and feeder (8), and the feed appliance (4) and feeder (8) divide
It She Zhi not be at workbench both ends;The shaping mechanism includes blanking die (5) and punching machine (6), the blanking die (5) and punching
Bed (6) is located in the middle part of workbench;The spring coiling mechanism includes spring coiling machine (7), and the spring coiling machine (7) and feeder (8) cooperate
Work;It is placed with coiled strip (2) on the material frame (1), the coiled strip (2) is sent to blanking station, the blanking through feed appliance (4)
Wind spring semi-finished product are made through shaping mechanism in the coiled strip (2) of station, and the wind spring semi-finished product are sent to wind spring work through feeder (8)
The wind spring semi-finished product of position, the wind spring station are processed as wind spring finished product through spring coiling mechanism, and it is single that the workbench is additionally provided with control
First (3);
The feeder (8) includes the feeding cylinder (14) being arranged in a mutually vertical manner and material folding cylinder (13), the feeding cylinder
It (14) include the first cylinder barrel (141), First piston bar (142) and the first link block (143), first cylinder barrel (141) is fixed
It is connected to workbench, first link block (143) is fixed on First piston bar (142) end;The material folding cylinder (13)
Including the second cylinder barrel (131) and second piston bar (132), the feeder (8) further includes air cylinder support (12), the second link block
(11), pressed slider (10) and U-shaped support (9), the second cylinder barrel (131) bottom are fixedly connected on air cylinder support (12), institute
It states air cylinder support (12) to be fixedly connected at the top of the second link block (11), first link block (143) is fixedly connected on second
Link block (11) side, second piston bar (132) end pass through the second link block (11) and are fixedly connected on pressed slider
(10), pressed slider (10) both ends are equipped with retention bead (101), and the second link block (11) two sides are fixedly connected on U
Type support (9), U-shaped support (9) two sides are equipped with limiting slot (91), and the retention bead (101) adapts to limiting slot (91).
2. a kind of novel wind spring system according to claim 1, it is characterised in that: the First piston bar (142) has two
It is a.
3. a kind of novel wind spring system according to claim 1, it is characterised in that: the spring coiling machine (7) includes rolling part
Divide, pressure roller part and separate section, the rolling part point include motor (15), shaft coupling (19) and volume on same axis
Axis (22), the shaft coupling (19) and motor (15) export axis connection, and described spool (22) one end is connected to shaft coupling (19), institute
It states spool (22) other end and adapts to wind spring to be processed;The pressure roller part includes the first pressure roller (271), the second pressure roller
(272) it places up and down with third pressure roller (273), first pressure roller (271) and the second pressure roller (272) and is located at supplied materials direction
Front end, the third pressure roller (273) are located at the rear end in supplied materials direction, first pressure roller (271), the second pressure roller (272) and
Three pressure rollers (273) and spool (22) cooperating;The separate section includes motor separate section and pressure roller separate section, described
Motor separate section includes motor cabinet (17), guide rod seat (23), de- material bracket (21), the first de- material cylinder (20), sliding bearing
(16) and guide rod (18) it, is fixedly connected with motor (15) on the motor cabinet (17), motor is equipped in the middle part of the motor cabinet (17)
Bore, the shaft coupling (19) pass through motor bore;The guide rod seat (23) is symmetrically disposed on motor cabinet (17) and is fixed on work
Make platform upper surface, guide rod bore is equipped in the middle part of the guide rod seat (23), the spool (22) passes through guide rod bore;The de- material
Bracket (21) has two groups and is individually fixed at the top of motor cabinet (17) and guide rod seat (23), the cylinder of the first de- material cylinder (20)
Cylinder and piston rod are respectively fixedly connected on two groups of de- material brackets (21);The sliding bearing (16) is fixedly connected on motor cabinet
(17);Described guide rod (18) one end is fixedly connected on guide rod seat (23), and guide rod (18) other end is slidably connected to motor cabinet
(17) and sliding bearing (16);The pressure roller separate section includes volume base (24), the first clamping frame (261), the second clamping frame
(262), roller seat (25), pressing roller holder (28), separation member (30), the second de- material cylinder (31), cylinder block (32) and return unit
(29), the volume base (24) is rectangular frame structure and is fixedly connected on workbench upper surface;First clamping frame (261)
Volume base (24) two sides, first clamping frame (261) and the second pressure are respectively symmetrically slidably connected to the second clamping frame (262)
Tight frame (262) is U-shaped structure and the same end is equipped with lug boss;The roller seat (25) has two groups and is symmetrically disposed on volume machine
The other two sides of seat, the roller seat (25) are the T-shaped structure that two sides are equipped with sliding slot, and the roller seat (25) is equipped with roller seat
Hole, the spool (22) adapt to pressure roller bore;The pressing roller holder (28) adapts to the sliding slot and slides in sliding slot, institute
Stating pressing roller holder (28) has two groups, wherein one group of both ends for being fixedly connected on the first clamping frame (261) and with the first pressure roller (271)
Axially be flexibly connected with the second pressure roller (272), another group of both ends for being fixedly connected on the second clamping frame (262) and with third pressure roller
(273) axial to be flexibly connected;The separation member (30) acts on the protrusion of the first clamping frame (261) and the second clamping frame (262)
Between portion;The second de- material cylinder (31) is connected at the top of separation member (30);The cylinder block (32) is fixedly connected on work
Platform, the second de- material cylinder (31) are fixed at the top of cylinder block (32);Return unit (29) both ends are connected to
One clamping frame (261) and the second clamping frame (262);When the second de- material cylinder (31) stretches out, the separation member (30) is acted on
Lug boss between first clamping frame (261) and the second clamping frame (262), the separation member (30) is by the first clamping frame (261)
It is separated with the second clamping frame (262) and stores power for return unit (29), when the second de- material cylinder (31) is shunk, the separation member
(30) lug boss being detached between the first clamping frame (261) and the second clamping frame (262), it is real that return unit (29) release at this time stores power
Existing first clamping frame (261) and the second clamping frame (262) set back.
4. a kind of novel wind spring system according to claim 3, it is characterised in that: first clamping frame (261) and
The lug boss that two clamping frames (262) the same end is equipped with is smooth circular shaft, and separation member (30) bottom is trapezium structure.
5. a kind of novel wind spring system according to claim 3, it is characterised in that: the return unit (29) is tension spring.
6. a kind of novel wind spring system according to any one of claim 3 to 5, it is characterised in that: the motor (15)
On the outside of motor cabinet (17);The cylinder barrel of the first de- material cylinder (20) is connected to motor cabinet (17) by de- material bracket (21)
The piston rod at top, the first de- material cylinder (20) is connected at the top of guide rod seat (23) by de- material bracket (21);The cunning
Dynamic bearing (16) is fixedly connected on the outside of motor cabinet (17).
7. a kind of novel wind spring system according to claim 3, it is characterised in that: the feed appliance (4) includes pedestal
(43), roller bearing (41), postive stop baffle (42) and guide upright post (44), the pedestal (43) are grooved configuration, and its rear end is fixed to be connected
It is connected to workbench upper surface, pedestal (43) front end is connected with roller bearing (41), before the roller bearing (41) includes at least
Two groups afterwards, roller bearing (41) are passed through after coiled strip (2) expansion;The postive stop baffle (42) is distributed in pedestal (43) upper surface, institute
State postive stop baffle (42) at least one group;The guide upright post (44) is axially movably connected on pedestal (43) rear end upper surface.
8. a kind of novel wind spring system according to claim 7, it is characterised in that: material frame (1) bottom is three foot branch
Support, the coiled strip (2) are placed horizontally in the middle part of material frame (1), and material frame (1) the top discharge mouth is slightly above coiled strip (2), the material frame
(1) top discharge mouth is slightly wider than the width of coiled strip (2).
9. a kind of novel wind spring system according to claim 1 or 8, it is characterised in that: described control unit (3) includes gas
Dynamic component (31) and start and stop component (33), the Pneumatic assembly (31) are equipped with switch, and the Pneumatic assembly (31) acts on start and stop
Component (33), the start and stop component (33) are the start stop switch of wind spring system.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710005130.8A CN106734441B (en) | 2017-01-04 | 2017-01-04 | A kind of novel wind spring system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710005130.8A CN106734441B (en) | 2017-01-04 | 2017-01-04 | A kind of novel wind spring system |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106734441A CN106734441A (en) | 2017-05-31 |
CN106734441B true CN106734441B (en) | 2019-11-01 |
Family
ID=58949878
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710005130.8A Active CN106734441B (en) | 2017-01-04 | 2017-01-04 | A kind of novel wind spring system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106734441B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115194046B (en) * | 2022-07-18 | 2023-06-27 | 惠州市侨威弹簧机械有限公司 | Spring machine |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03189036A (en) * | 1989-12-19 | 1991-08-19 | Kobe Steel Ltd | Manufacture of tapered coil spring |
US5834651A (en) * | 1995-03-14 | 1998-11-10 | Mija Industries, Inc. | Heat treated rapid response pressure gauge spring |
CN102069136A (en) * | 2010-11-10 | 2011-05-25 | 浙江万能弹簧机械有限公司 | Numerically controlled complete equipment for manufacturing deformed springs and torsion springs |
CN103008448A (en) * | 2012-12-03 | 2013-04-03 | 河南亚东量具有限公司 | Automatic spring coiling equipment of measuring tape |
CN205056739U (en) * | 2015-10-28 | 2016-03-02 | 泰安英迪利机电科技有限公司 | Automatic wind spring device of plane spiral spring |
CN205732416U (en) * | 2016-05-09 | 2016-11-30 | 杭州佰思利科技有限公司 | A kind of spring coiling machine |
CN206415462U (en) * | 2017-01-04 | 2017-08-18 | 中山市鹏耀五金制品有限公司 | A kind of new wind spring system |
-
2017
- 2017-01-04 CN CN201710005130.8A patent/CN106734441B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03189036A (en) * | 1989-12-19 | 1991-08-19 | Kobe Steel Ltd | Manufacture of tapered coil spring |
US5834651A (en) * | 1995-03-14 | 1998-11-10 | Mija Industries, Inc. | Heat treated rapid response pressure gauge spring |
CN102069136A (en) * | 2010-11-10 | 2011-05-25 | 浙江万能弹簧机械有限公司 | Numerically controlled complete equipment for manufacturing deformed springs and torsion springs |
CN103008448A (en) * | 2012-12-03 | 2013-04-03 | 河南亚东量具有限公司 | Automatic spring coiling equipment of measuring tape |
CN205056739U (en) * | 2015-10-28 | 2016-03-02 | 泰安英迪利机电科技有限公司 | Automatic wind spring device of plane spiral spring |
CN205732416U (en) * | 2016-05-09 | 2016-11-30 | 杭州佰思利科技有限公司 | A kind of spring coiling machine |
CN206415462U (en) * | 2017-01-04 | 2017-08-18 | 中山市鹏耀五金制品有限公司 | A kind of new wind spring system |
Also Published As
Publication number | Publication date |
---|---|
CN106734441A (en) | 2017-05-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206703142U (en) | The omnipotent separation mould of waste material finished product of die-cutting machine | |
CN106734441B (en) | A kind of novel wind spring system | |
CN206415462U (en) | A kind of new wind spring system | |
CN108466458B (en) | Printing and bag making integrated machine | |
CN113290623A (en) | Textile fabric perforating device | |
CN105420940A (en) | Improved hemming machine mechanism | |
CN208033376U (en) | One kind being convenient for automatically feed trim press | |
CN106409537A (en) | Capacitor manufacturing system and capacitor manufacturing method | |
CN213417204U (en) | Yarn pressing device of warp knitting machine | |
CN105185570B (en) | Full-automatic flat wire backbone winding line machine | |
CN204294800U (en) | Punch press friction feeding mechanism | |
CN107876648B (en) | High-speed feeder | |
CN203235852U (en) | Punch press | |
CN106283591A (en) | A kind of automatic cutting device with governing mechanism of tension | |
CN214022841U (en) | Automatic production equipment for rear back plate of refrigerator | |
CN112420422A (en) | Vacuum circuit breaker busbar forming processing equipment and method | |
CN209143349U (en) | Cigarette barrel skin flattens the inverse bending mechanism of sizing collection system automatically | |
CN207391886U (en) | Weaving cloth cutter device | |
CN202415625U (en) | Automatic loading device of quenching machine | |
CN205284878U (en) | Tealeaves is stereotyped and is kneaded machine | |
CN105984744A (en) | Combined production equipment for slitting and embossing and production method | |
CN109677988A (en) | The crosscutting longitudinal sectional all-in-one machine of hard cotton | |
CN216663358U (en) | Fiber yarn twisting device for carbon fiber production | |
CN207952491U (en) | A kind of silk screen draw-off mechanism | |
CN109160003A (en) | Cigarette barrel skin flattens the rewinding collating unit of sizing collection system automatically |
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 |