CN201432073Y

CN201432073Y - Intelligent computer numerical control spring machine

Info

Publication number: CN201432073Y
Application number: CN2009201579336U
Authority: CN
Inventors: 陈仁杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-04
Filing date: 2009-06-04
Publication date: 2010-03-31
Anticipated expiration: 2019-06-04

Abstract

The utility model discloses an intelligent computer numerical control spring machine which is used for processing tension springs, compression springs, torsion springs, spiral springs and the like. The intelligent computer numerical control spring machine comprises a straightening mechanism, a wire feeding mechanism, a pitch mechanism, a core seat mechanism, a tool post mechanism and a computer control system, wherein the pitch mechanism comprises a pitch servo motor and a pitch ball screw assembly for pushing a pitch axle to move; the core seat mechanism comprises a core seat elevating mechanism and a core rod core pulling mechanism; and the tool post mechanism comprises a plurality of sliding tool posts and tool post driving mechanisms and can move along an arc rail in the radial direction. The intelligent computer numerical control spring machine is provided with a straightening part, a wire feeding part, a pitch part, a core seat part and a tool post part according to the principleof spring molding, has reasonable structure design, adopts full-server driving and computer controlling to realize the full loop controlling, can greatly reduce the defective index of finished products, and can be widely applied to the manufacturing of various tension springs, compression springs, torsion springs, spiral springs and the like; the operation is simple, the process precision is high, and the production efficiency is high.

Description

Intelligent computerized numerical control (CNC) spring machine

Technical field

The utility model relates to a kind of spring process equipment, particularly relates to a kind of intelligent computerized numerical control (CNC) spring machine, is applicable to processing extension spring, compression spring, torsionspring, scroll spring etc.

Background technology

At present, the equipment of spring processing divides mechanical driven type, computer numerical controlled formula by working method.Mechanical type is adjusted difficulty, labour intensity is big, efficient is low, and limited by the spring shape.Computer numerical controlled formula is divided omnipotent coiling machine of computer and computer pressure spring machine by the processed springs kind, and the omnipotent function of computer processes complex-shaped spring, and efficient increases than mechanical type, but can not reach at a high speed, adjusts cumbersomely, limited by the spring shape.The computer pressure spring machine mainly is the various compression springs of processing, and efficient is compressed spring than the omnipotent machine height of computer but only limit to processing during processing compression spring.

The utility model content

That technical problem to be solved in the utility model is that the settlement computer numerical control (CNC) spring machine is adjusted is cumbersome, efficient is low, be subjected to the problem of spring shape restriction.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted provides a kind of intelligent computerized numerical control (CNC) spring machine, comprise base, aligning mechanism, wire agency, pitch mechanism, core print seat mechanism, tool rest mechanism and computerized control system, be fixed with the forward and backward wallboard that is parallel to each other on the described base, aligning mechanism and wire agency are successively set on the front surface of front wallboard along the direction of advance of steel wire to be processed, and the front wallboard that is positioned at the wire agency output is provided with a through hole; Described pitch mechanism comprises the pitch servomotor, goes up the pitch axle, pitch axle and pitch lead screw transmission pair down, upper and lower pitch axle is respectively perpendicular to the front wallboard setting and about the axis symmetry of pitch lead screw transmission pair, one end of upper and lower pitch axle is fixed on the nut of pitch lead screw transmission pair, the other end is respectively equipped with the pitch pin installing hole that is used for fixing processed springs pitch, the pitch servomotor is fixed on the rear wall plate and output shaft is connected with leading screw in the pitch lead screw transmission pair, and upper and lower pitch axle is relative with through hole on the front wallboard and can pass this through hole; Described core print seat mechanism comprises the elevating mechanism adjusting core print seat and move up and down, is installed in plug and core retainer plate cylinder in the core print seat, elevating mechanism is fixed on the rear surface of front wallboard, the core retainer plate cylinder is fixed on the core print seat and tailpiece of the piston rod is connected with plug, and plug is relative with through hole on the core print seat and can pass this through hole; Described tool rest mechanism comprises some slip tool rests and corresponding with it tool rest driving mechanism, the front surface of front wallboard is provided with the arc track concentric with plug, the slip tool rest is arranged on the described arc track and can swings along this arc track, the slip tool rest is provided with the mount pad that is used for fixing cutter, and the tool rest driving mechanism is connected driving, and it moves radially along arc track with the slip tool rest.

In the such scheme, also comprise the clean box and the cleaning sleeve that are successively set on the aligning mechanism front end, be placed with the oil cotton in the described clean box.

Described wire agency comprises the metallic channel seat and is used to carry the line sending transmission mechanism of spring steel wire, described line sending transmission mechanism comprises some groups of line sending wheels and hold down gag, every group of Wire Wheel group comprises the Wire Wheel that is oppositely arranged up and down respectively, described Wire Wheel is driven through gearbox by the line sending servomotor that is fixed on the rear wall plate respectively, described hold down gag comprises cylinder, the cylinder body of cylinder be arranged on the rear wall plate and the piston rod external part vertically stretch out towards front wallboard, this piston rod external part joins by the top chock in linkage and leverage and the every group of line sending wheels; Described line sending groove seat is fixed on the front surface of front panel, which is provided with the line sending groove and between relative up and down Wire Wheel.

Described rear wall plate is provided with the optoelectronic switch that is used to detect pitch axle displacement.

Be fixed with threaded block up and down on the front surface of described rear wall plate, the bearing adjustment seat that has been threaded respectively on the threaded block up and down, the tail end of line sending wheel shaft is connected on the bearing adjustment seat by bearing.

Also comprise measurement mechanism, described measurement mechanism comprises the probe that is arranged on the front panel front surface, and the transmission length feedback signal was to computerized control system when described probe was positioned at the place ahead of plug and probe and contacts with the spring external part that processes.

Described computerized control system comprises line sending input block, pitch input block, tool rest input block and control module, control module drives the corresponding length of wire agency line sending and drives pitch mechanism simultaneously according to the input value of line sending input block and pitch input block and moves by the pitch of setting, and stops rear drive tool rest driving mechanism at above-mentioned line sending servomotor and moves corresponding distance.

The utility model, according to the forming principle of spring, be provided with alignment, line sending, pitch, core print seat, tool rest five major parts, reasonable in design, full servo-drive, computer control realizes the control of full cut-off ring, can significantly reduce the percent defective of finished product, can be widely used for making various extension springs, compression spring, torsionspring, vortex ring spring etc., simple to operate, machining accuracy height, production efficiency height.

Description of drawings

Fig. 1 is a front view of the present utility model;

Fig. 2 is the structural representation of the utility model wire agency;

Fig. 3 is the structural representation of pitch mechanism of the present utility model and core print seat mechanism;

Fig. 4 is a vertical view of the present utility model.

Among the figure:

1 base, 2 front wallboards, 3 cleaning sleeves, 4 clean boxes, 5 horizontal alignment frame 6 vertical alignment frame 7 straightening-wheels 8 metallic channel seats 9 metallic channels 10 Wire Wheels 11 steps 12 pitch axles 13 probes 14 core print seats 15 computerized control systems 16 planker seats 17 slide blocks 18 guide rails 19 tool rest leading screws, 20 tool rests electricity base, 21 first shaft couplings, 22 tool rest servomotors, 23 cutters, 24 tool rests, 25 tool rest outer covers, 27 handwheels, 28 air gauges, 29 levers, 30 top chocks, 31 rear wall plates, 32 gearboxes, 33 line sending servomotors, 34 idle gears, 35 idle gear shafts, 36 line sending wheel shafts, 37 threaded blocks, 38 transverse links, 39 air cylinder boards, 40 clamping cylinders, 41 oscillating bearings, 42 wire feeding gears, 43 upper cover plates, 44 bearing adjustment seats, 45 pitch electric machine seats, 46 pitch servomotors, 47 core retainer plates, 48 plugs, 49 lifting shafts, 50 elevating screws, 51 core print seat cover plates, 52 core retainer plate cylinders, 53 cylinder blocks, 54 pitch nut seats, 55 pitch leading screws, 56 second shaft couplings, 57 optoelectronic switch

The specific embodiment

Below in conjunction with accompanying drawing the utility model is made detailed explanation.

As shown in Figure 1, the utility model comprises base 1, aligning mechanism, wire agency, pitch mechanism, core print seat mechanism, tool rest mechanism and computerized control system.

Be fixed with the forward and backward

wallboard

2,31 that is parallel to each other on the base 1, aligning mechanism and wire agency are successively set on the front surface of front wallboard 2 along the direction of advance of steel wire to be processed.

The front end of aligning mechanism is fixed with cleaning sleeve 3 and clean box 4 successively, and it is cotton that oil is housed in the clean box 4, and spring steel wire is played cleaning and lubrication, and spring steel wire enters clean box 4 by cleaning sleeve 3, and enters aligning mechanism after clean box 4 outputs.

Aligning mechanism plays the alignment effect to spring steel wire, comprises the horizontal alignment frame 5 and vertical alignment frame 6 that set gradually, and horizontal alignment frame 5 comprises some alignment wheels 7 that are staggered front to back setting, and vertical alignment frame 6 comprises some alignment wheels 7 that are crisscross arranged up and down.

Wire agency comprises metallic channel seat 8 and is used to carry the line sending transmission mechanism of spring steel wire that metallic channel seat 8 is arranged on the output of aligning mechanism, which is provided with metallic channel 9, enters metallic channel 9 after the alignment of spring steel wire process.The line sending transmission mechanism comprises two groups of line sending wheels and hold down gags of setting gradually by the spring steel wire direction of advance, every group of line sending wheels comprise the Wire Wheel 10 that is oppositely arranged up and down, metallic channel seat 8 is between the Wire Wheel 10 that is oppositely arranged up and down, two following line sending wheel shafts 36 are arranged on the step 11 and are fixed with wire feeding gear 42 on it respectively, the line sending servomotor 33 that is fixed on the rear wall plate 31 drives 35 rotations of idle gear axle through gearbox 32, idle gear axle 35 is between two Wire Wheels 10, and idle gear axle 35 is provided with idle gear 34 and drives Wire Wheel 10 respectively with wire feeding gear 42 engagements and rotates.Hold down gag comprises clamping cylinder 40, be fixed with upper cover plate 43 on the upper surface of rear wall plate 31, upper cover plate 43 is provided with air cylinder board 39, the cylinder body of clamping cylinder 40 is fixed on the air cylinder board 39 and the piston rod external part of clamping cylinder 40 vertically stretches out towards front wallboard 2, this piston rod external part is connected with oscillating bearing 41 and is connected with lever 29 by transverse link 38, the lower end of lever 29 connects top chock 30, Wire Wheel 10 rotates by bearing and is arranged on the top chock 30, after clamping cylinder 40 inserts pressure-air, promote lever 29 by oscillating bearing 41 and connecting rod 38 and press down top chock 30, thereby compress two Wire Wheels 10 up and down, the big I of pressure draws by air gauge 28 between the Wire Wheel 10 up and down, and compressing and loosening by computerized control system between the Wire Wheel controlled up and down.Be fixed with threaded block 37 up and down on the front surface of rear wall plate 31, bearing adjustment seat 44 has been threaded respectively on the threaded block 37 up and down, the tail end of line sending wheel shaft 36 is connected on the bearing adjustment seat 44 by bearing, by swivel bearing adjustment seat 44 it is moved forward and backward, thereby line sending wheel shaft 36 is moved forward and backward, be used to adjust the front and back position of respectively organizing Wire Wheel 10, thereby guarantee that each Wire Wheel is in same horizontal plane.

Pitch mechanism comprises pitch servomotor 46, pitch axle 12 and pitch lead screw transmission pair up and down, on, following pitch axle 12 is provided with perpendicular to front wallboard 2 respectively and with respect to the axis symmetry of pitch servomotor 46, on, one end of following pitch axle 12 is fixed on the pitch nut seat 54 of pitch lead screw transmission pair, the other end is respectively equipped with the pitch pin installing hole that is used for fixing processed springs pitch, pitch servomotor 46 is fixed on the rear wall plate 2 by pitch electricity base 45 and output shaft is connected with leading screw 55 in the pitch lead screw transmission pair by second shaft coupling 56, pitch servomotor 46 drives pitch axle 12 and moves forward and backward, thereby the pitch of control spring, motion by pitch axle 12, can process the bigger helical spring of pitch, on, following pitch axle can be processed the spring of different rotation directions, if promptly spring steel wire is fixed on the pitch axle then processes the helical spring of dextrorotation, spring steel wire is fixed on down on the pitch axle can process left-handed helical spring, rear wall plate 31 is provided with the optoelectronic switch 57 that is used to detect pitch axle 12 displacements, when optoelectronic switch 57 detects pitch nut seat 54, can determine the dead-center position of pitch axle 12.

According to the needs of institute's processed springs probe 13 can be installed on the front surface of front wallboard 2, probe 13 is used for detecting the length of processed springs and in time feeds back to computerized control system 15 and compensates, and guarantees the high accuracy of spring processing.

Described core print seat mechanism comprises and adjusts core print seat elevating mechanism up and down, core retainer plate cylinder 52 and plug 48, elevating mechanism comprises lifting shaft 49, axle sleeve and elevating screw 50, axle sleeve is fixed on the rear surface of front wallboard 2, lifting shaft 49 is inserted in the axle sleeve from top to bottom and axial limiting, axial limiting can be realized by shaft shoulder structure, the top of lifting shaft 49 is provided with handwheel 27, elevating screw 50 is connected with core print seat 14 threaded engagement, driving elevating screw 50 drive core print seats 14 by rotation handwheel 27 moves up and down, when core print seat 14 transfers to the appropriate location that lifting shaft 49 lock shafts are fixing up and down, thereby locking core print seat 14, at core print seat 14 the right and lefts core print seat cover plate 51 is installed and is used for limiting core print seat 14 swings, it can only be moved up and down between two core print seat cover plates 51, have the through hole vertical on the core print seat 14 with front wallboard 2, core retainer plate 47 is housed in this through hole, plug 48 is housed in the core retainer plate 47, plug 48 is fixing transfer to correct position in core retainer plate 47 after, be fixed with cylinder block 53 on the core print seat 14, core retainer plate cylinder 52 is fixed on the cylinder block 53 and the tailpiece of the piston rod of cylinder block 53 is connected with core retainer plate 47, core retainer plate cylinder 52 can promote core retainer plate 47 drive plugs 48 and seesaw, and realizes the action of loosing core in the spring process.

Tool rest mechanism comprises some slip tool rests, the slip tool rest comprises planker seat 16, slide block 17 and tool rest driving mechanism, the front surface of front wallboard is provided with the arc track with plug 48 concentrics, planker seat 16 is arranged on the described arc track and can swings along this arc track, go to suitable position according to the shape of wanting processed springs, the tool rest driving mechanism comprises tool rest servomotor 22 and tool rest lead screw pair 19, it is axially arranged with guide rail 18 planker seat 16 upper edges, slide block 17 is arranged on the guide rail 18, tool rest servomotor 22 is installed on the tool rest motor cabinet 20 that is connected with planker seat 16, the output shaft of tool rest servomotor 22 drives tool rest lead screw pair 19 by first shaft coupling 21, thereby promoting slide block 17 moves back and forth along guide rail 18, the front end of slide block 17 is equipped with tool rest 24, tool rest 24 is provided with the holder of mounting cutter 23, according to the replaceable different cutter of the shape of processed springs, cutter is divided into cutting knife by the kind and the requirement of processed springs, doctor blade, the knuckle cutter, pitch cutter four big classes, the cutting knife effect is the spring cut-out with machine-shaping, the doctor blade effect is the external diameter that withstands on processed springs on the spring steel wire external diameter, and the knuckle cutter can fold required spring pin when processed springs, the spring ear; The pitch cutter can be processed the less helical spring of pitch, outside the slide block 17 tool rest outer cover 25 is housed and can prevents entering of dust and foreign material.

The principle of the utility model processing right-hand screw spring is as follows: spring steel wire enters clean box 3 from cleaning sleeve 3, the cleaning back is by alignment frame 6,7 carry out alignment, again by last, following Wire Wheel 10 is delivered to plug 48 places and is fixed on the pitch axle 12, plug 48 is used for forming the internal diameter of spring, the slip tool rest of in the tool rest mechanism doctor blade being installed moves to plug 48, the drive doctor blade withstands on spring steel wire and forms helical spring external diameter, the control helical spring external diameter size of processing, last pitch axle passes in and out the helical spring pitch of controlled control, when spring was machined to suitable length, the slip tool rest of installing cutting knife in the tool rest mechanism moved to plug 48 and cuts off.

Computerized control system of the present utility model comprises input block and control module, wherein input block comprises the line sending input block, pitch input block and tool rest input block, control module is carried corresponding length with spring steel wire and is driven pitch mechanism simultaneously according to the input value driving wire agency of line sending input block and pitch input block and moves by the pitch value of setting, the tool rest driving mechanism that stops control module drive installation cutting knife in back at the line sending servomotor moves corresponding distance, be used to cut off spring steel wire, and can in the line sending of line sending servomotor, move respective distance by the tool rest driving mechanism of other cutter of control module drive installation.Be specially, computerized control system is provided with the basic formula of spring processing, adopts the keyboard input, gets final product according to the shape of the processed springs corresponding block input data that do not coexist.That is, in display interface, the basic formula of spring processing is form and lists, laterally being the title of each mechanism, vertically is the program segment number, when for example processing helical spring, in the row of program number 1, classify as in the form of line sending and import 80, classify input 5 in the form of pitch as; In the row of program number 2, classify as in the form of upper slitter and import 30, then operation result is as follows: computerized control system sends signal rotates line sending driven by servomotor Wire Wheel, feed length 80mm, and the moving 5mm of pitch motor-driven pitch axial advancement in the time of feeding, first section be finished after, tool rest driven by servomotor tool rest moves downward, and cuts off steel wire.Computerized control system of the present utility model adopts Open architecture, can process dissimilar springs according to user's difference input, has great flexibility.

The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structural change of making under enlightenment of the present utility model, every with the utlity model has identical or close technical scheme, all fall within the protection domain of the present utility model.

Claims

1, intelligent computerized numerical control (CNC) spring machine comprises base, aligning mechanism, wire agency, pitch mechanism, core print seat mechanism, tool rest mechanism and computerized control system, it is characterized in that:

Be fixed with the forward and backward wallboard that is parallel to each other on the described base, aligning mechanism and wire agency are successively set on the front surface of front wallboard along the direction of advance of steel wire to be processed, and the front wallboard that is positioned at the wire agency output is provided with a through hole;

Described pitch mechanism comprises the pitch servomotor, goes up the pitch axle, pitch axle and pitch lead screw transmission pair down, upper and lower pitch axle is respectively perpendicular to the front wallboard setting and about the axis symmetry of pitch lead screw transmission pair, one end of upper and lower pitch axle is fixed on the nut of pitch lead screw transmission pair, the other end is respectively equipped with the pitch pin installing hole that is used for fixing processed springs pitch, the pitch servomotor is fixed on the rear wall plate and output shaft is connected with leading screw in the pitch lead screw transmission pair, and upper and lower pitch axle is relative with through hole on the front wallboard and can pass this through hole;

Described core print seat mechanism comprises the elevating mechanism adjusting core print seat and move up and down, is installed in plug and core retainer plate cylinder in the core print seat, elevating mechanism is fixed on the rear surface of front wallboard, the core retainer plate cylinder is fixed on the core print seat and tailpiece of the piston rod is connected with plug, and plug is relative with through hole on the core print seat and can pass this through hole;

Described tool rest mechanism comprises some slip tool rests and corresponding with it tool rest driving mechanism, the front surface of front wallboard is provided with the arc track concentric with plug, the slip tool rest is arranged on the described arc track and can swings along this arc track, the slip tool rest is provided with the mount pad that is used for fixing cutter, and the tool rest driving mechanism is connected driving, and it moves radially along arc track with the slip tool rest.

2, intelligent computerized numerical control (CNC) spring machine as claimed in claim 1 is characterized in that also comprising the clean box and the cleaning sleeve that are successively set on the aligning mechanism front end, is placed with the oil cotton in the described clean box.

3, intelligent computerized numerical control (CNC) spring machine as claimed in claim 1 or 2, it is characterized in that described wire agency comprises metallic channel seat and the line sending transmission mechanism that is used to carry spring steel wire, described line sending transmission mechanism comprises some groups of line sending wheels and hold down gag, every group of Wire Wheel group comprises the Wire Wheel that is oppositely arranged up and down respectively, described Wire Wheel is driven through gearbox by the line sending servomotor that is fixed on the rear wall plate respectively, described hold down gag comprises cylinder, the cylinder body of cylinder is arranged on the rear wall plate and the piston rod external part vertically stretches out towards front wallboard, and this piston rod external part joins by the top chock in linkage and leverage and the every group of line sending wheels; Described line sending groove seat is fixed on the front surface of front panel, which is provided with the line sending groove and between relative up and down Wire Wheel.

4, intelligent computerized numerical control (CNC) spring machine as claimed in claim 3 is characterized in that described rear wall plate is provided with the optoelectronic switch that is used to detect pitch axle displacement.

5, intelligent computerized numerical control (CNC) spring machine as claimed in claim 4, it is characterized in that being fixed with on the front surface of described rear wall plate threaded block up and down, the bearing adjustment seat that has been threaded respectively on the threaded block up and down, the tail end of line sending wheel shaft is connected on the bearing adjustment seat by bearing.

6, intelligent computerized numerical control (CNC) spring machine as claimed in claim 5, it is characterized in that also comprising measurement mechanism, described measurement mechanism comprises the probe that is arranged on the front panel front surface, and the transmission length feedback signal was to computerized control system when described probe was positioned at the place ahead of plug and probe and contacts with the spring external part that processes.

7, intelligent computerized numerical control (CNC) spring machine as claimed in claim 6, it is characterized in that described computerized control system comprises line sending input block, pitch input block, tool rest input block and control module, control module drives the corresponding length of wire agency line sending and drives pitch mechanism simultaneously according to the input value of line sending input block and pitch input block and moves by the pitch of setting, and drives the tool rest driving mechanism and can move corresponding distance simultaneously when above-mentioned line sending servomotor line sending.