CN112024792A

CN112024792A - Spring machine

Info

Publication number: CN112024792A
Application number: CN202010982336.8A
Authority: CN
Inventors: 李向阳; 陈见; 樊连杰
Original assignee: Suzhou Puletai Valve Technology Co ltd
Current assignee: Suzhou Puletai Valve Technology Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2020-12-04

Abstract

The invention discloses a spring machine, which comprises a machine base, wherein a feeding mechanism, a feeding mechanism and a forming and cutting mechanism are arranged on the machine base, the feeding mechanism is positioned on one side of the forming and cutting mechanism, an equal-diameter mechanism is also arranged on the machine base, the equal-diameter mechanism is positioned between the feeding mechanism and the forming and cutting mechanism, the feeding mechanism comprises a pair of feeding rollers driven by a feeding motor, a certain distance is reserved between the two feeding rollers and a steel wire feeding channel is formed, the equal-diameter mechanism comprises a forming die and a forming pressing plate, one end of the forming die is provided with a feeding pressure nozzle, the end part of the feeding pressure nozzle is positioned in the steel wire feeding channel, a steel wire passing hole is arranged on the forming die along the length, a spring forming track is arranged on the forming pressing plate, and the two ends of the steel wire passing hole are respectively communicated with the inside of the steel, simple structure can realize the production and processing to the small spring of high accuracy.

Description

Spring machine

Technical Field

The invention relates to the field of spring production equipment, in particular to a spring machine.

Background

The spring is a necessary accessory in many devices and is widely applied to the interior of many devices including objects, so that the effects of shock absorption, recovery and the like are achieved. The spring machine is mechanical equipment for producing springs and is divided into the following parts according to functional characteristics: a spring pressing machine, a tension spring machine, a universal machine, a disc machine and a special spring machine. In the prior art, a spring machine cannot produce high-precision tiny springs.

Disclosure of Invention

In order to overcome the defects, the invention aims to provide the spring machine which is simple in structure and can realize production and processing of high-precision tiny springs.

In order to achieve the above purposes, the invention adopts the technical scheme that: a spring machine comprises a machine base, wherein a feeding mechanism, a feeding mechanism and a forming and cutting mechanism are arranged on the machine base, the feeding mechanism is positioned at one side of the forming and cutting mechanism, the base is also provided with an equal-diameter mechanism, the equal-diameter mechanism is positioned between the feeding mechanism and the forming and cutting mechanism, the feeding mechanism comprises a pair of feeding rollers driven by a feeding motor, a certain distance is reserved between the two feeding rollers and a steel wire feeding channel is formed, the equal-diameter mechanism comprises a forming die and a forming pressing plate, one end of the forming die is provided with a feeding pressure nozzle, the end part of the feeding pressure nozzle is positioned in the steel wire feeding channel, the upper edge of the forming die is provided with a steel wire passing hole along the length, and a spring forming track is arranged on the forming pressing plate, and two ends of the steel wire passing hole are respectively communicated with the inside of the steel wire feeding channel and the spring forming track.

The spring machine provided by the invention has the beneficial effects that: after the steel wire is conveyed to the steel wire feeding channel through the feeding mechanism, the steel wire is pushed by the feeding roller and guided to the steel wire passing hole through the feeding pressure nozzle, the steel wire enters the spring forming track from the steel wire passing hole and then is formed by the spring through the spring forming track through the pushing force, and the forming and cutting mechanism cuts the spring after forming, so that the production and processing of the high-precision micro spring are realized.

Further, feeding mechanism includes feed pivot, twist grip, feed motor and a pair of feed limiting plate, the feed motor sets up on the frame and the output shaft passes the frame and is connected with the feed pivot, twist grip sets up in the feed pivot and keeps away from feed motor one end, the feed pivot is around being equipped with the steel wire, two feed limiting plate parallel arrangement is in the feed pivot and is located the steel wire both sides, realizes the steel wire feed.

Further, the spring forming track comprises a circular track and a straight track, two ends of the straight track are communicated with the wire passing hole and the circular track respectively, a cutter edge is arranged on the forming pressing plate and located on one side of the circular track, the circular track is annular, feeding and coil spring forming are achieved, and the cutter edge can be used for conveniently cutting off the coil spring after the coil spring is formed.

Further, the forming and cutting mechanism comprises a cutter assembly and a pitch control assembly, the pitch control assembly comprises an adjusting slide rail, an adjusting slide block, an adjusting motor, an adjusting cam and an adjusting block, the adjusting slide rail and the adjusting motor are both arranged on the base, the adjusting motor is connected with the adjusting cam, the adjusting slide block is slidably arranged on the adjusting slide rail, one end of the adjusting slide block is connected with the adjusting block, the other end of the adjusting slide block is positioned above the adjusting cam and can be contacted with the adjusting cam, the cutter assembly comprises a cutter slide rail, a cutter slide block, a cutter cylinder and a cutter, the cutter slide rail and the cutter cylinder are both arranged on the base, the cutter slide block is slidably arranged on the cutter slide rail, one end of the cutter slide block is connected with the cutter, the other end of the cutter slide block is connected with a piston rod of the cutter cylinder, and the adjusting block and the cutter are respectively positioned, when the cutter cylinder drives the cutter to move towards the direction of the cutter edge, the cutter can be in contact with the adjusting block, and the spring is cut off after being formed.

Further, still be provided with alignment mechanism on the frame, alignment mechanism is located feeding mechanism and keeps away from shaping blank mechanism one side, alignment mechanism includes alignment board, alignment piece, alignment motor and a pair of alignment gyro wheel, alignment board and alignment motor all set up on the frame, two the vertical parallel arrangement of alignment gyro wheel has a determining deviation and forms the steel wire alignment passageway on the alignment board and between two alignment gyro wheels, the alignment motor is connected with arbitrary alignment gyro wheel, the alignment piece sets up on the alignment board and is located alignment gyro wheel one side, be provided with the steel wire alignment groove on the alignment piece, the steel wire alignment groove is parallel with steel wire alignment passageway, aligns the steel wire before the shaping, avoids the production of unable realization spring, improves the yield.

Further, be provided with the connecting plate on the alignment board, arbitrary the alignment gyro wheel sets up on the connecting plate, all be provided with fixed block, two on alignment board and the connecting plate the vertical parallel of fixed block just contacts with the both ends of extension spring respectively, can adjust the distance between two alignment gyro wheels, is convenient for put into the steel wire.

Further, it is provided with the feed regulating plate to rotate on the frame, feed regulating plate one end is provided with adjusting roller, and the other end is provided with the regulating block, adjusting roller is located feed pivot one side, be provided with on the frame and adjust fixed block and extension spring connecting block, it adjusts the extension spring to be provided with on the fixed block, it hangs respectively on regulating block and extension spring connecting block to adjust the extension spring both ends, be provided with the sensor that targets in place on the frame, the sensor that targets in place is located and adjusts fixed block one side and the ray ability of the sensor that targets in place intersects with the regulating block, can avoid being difficult to the alignment because of the too.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the isometric mechanism;

FIG. 3 is a schematic structural diagram of a pitch control assembly.

In the figure:

1-a machine base; 2-forming a pressing plate; 201-steel wire through hole; 3-forming a mould; 4-adjusting the tension spring; 5-feeding rollers; 6-a feeding rotating shaft; 7-rotating the handle; 8-a feed motor; 9-feeding limit plate; 10-feeding pressure nozzle; 11-spring forming rails; 12-a cutter slide rail; 13-a cutter slider; 14-a cutter cylinder; 15-cutting knife; 16-a regulating block; 17-adjusting the slide block; 18-an adjustment cam; 19-cutting edge; 20-straightening plate; 21-straightening block; 22-straightening rollers; 23-wire straightening grooves; 24-a connecting plate; 25-fixing block; 26-a tension spring; 27-supply regulating plate; 28-adjusting rollers; 29-a regulating block; and 30-adjusting the fixed block.

Detailed Description

The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.

Referring to the attached drawings 1-3, the spring machine comprises a machine base 1, wherein a feeding mechanism, a feeding mechanism and a forming and cutting mechanism are arranged on the machine base 1, the feeding mechanism comprises a feeding rotating shaft 6, a rotating handle 7, a feeding motor 8 and a pair of feeding limiting plates 9, the feeding motor 8 is arranged on the machine base 1, an output shaft penetrates through the machine base 1 and is connected with the feeding rotating shaft 6, the rotating handle 7 is arranged at one end, away from the feeding motor 8, of the feeding rotating shaft 6, a steel wire is wound on the feeding rotating shaft 6, the two feeding limiting plates 9 are arranged on the feeding rotating shaft 6 in parallel and are positioned at two sides of the steel wire to limit the steel wire;

the feeding mechanism is positioned at one side of the forming and cutting mechanism, the feeding mechanism comprises a pair of feeding rollers 5 driven by a feeding motor, the two feeding rollers 5 are vertically arranged in parallel, an output shaft of the feeding motor is connected with any one feeding roller 5, a certain distance is formed between the two feeding rollers 5 and forms a steel wire feeding channel, the base 1 is also provided with a constant diameter mechanism, the constant diameter mechanism comprises a forming press plate 2 and a forming die 3, one end of the forming press plate 2 is provided with a feeding pressure nozzle 10, the end part of the feeding pressure nozzle 10 is positioned in the steel wire feeding channel, a steel wire passing hole 201 is arranged on the forming press plate 2 along the length, the forming die 3 is provided with a spring forming track 11, the two ends of the steel wire passing hole 201 are respectively communicated with the steel wire feeding channel and the spring forming track 11, the spring forming track 11 comprises a round track and a straight track, the two, a cutting edge 19 is arranged on the forming die 3, the cutting edge 19 is positioned on one side of a circular track, and the circular track is annular;

the forming and cutting mechanism comprises a cutter component and a pitch control component, the pitch control component comprises an adjusting slide rail, an adjusting slide block 17, an adjusting motor, an adjusting cam 18 and an adjusting block 16, the adjusting slide rail and the adjusting motor are both arranged on the machine base 1, the adjusting motor is connected with the adjusting cam 18, the adjusting slide block 17 is slidably arranged on the adjusting slide rail, one end of the adjusting slide block 17 is connected with the adjusting block 16, the other end of the adjusting slide block is positioned above the adjusting cam 18 and can be contacted with the adjusting cam 18, the cutter component comprises a cutter slide rail 12, a cutter slide block 13, a cutter cylinder 14 and a cutter 15, the cutter slide rail 12 and the cutter cylinder 14 are both arranged on the machine base 1, the cutter slide block 13 is slidably arranged on the cutter slide rail 12, one end of the cutter slide block 13 is connected with the cutter 15, the other end of the cutter slide block is connected with a piston rod of the, when the cutter cylinder 14 drives the cutter 15 to move towards the direction of the cutter edge 19, the cutter 15 can be contacted with the adjusting block 16;

the machine base 1 is also provided with a straightening mechanism which is positioned on one side of the feeding mechanism far away from the molding and cutting mechanism, the straightening mechanism comprises a straightening plate 20, a straightening block 21, a straightening motor and a pair of straightening rollers 22, the straightening plate 20 and the straightening motor are both arranged on the machine base 1, the two straightening rollers 22 are vertically and parallelly arranged on the straightening plate 20, a steel wire straightening channel is formed between the two straightening rollers 22, the straightening motor is connected with any straightening roller 22, the straightening block 21 is arranged on the straightening plate 20 and positioned on one side of the straightening roller 22, a steel wire straightening groove 23 is arranged on the straightening block 21, the steel wire straightening groove 23 is parallel to the steel wire straightening channel, a connecting plate 24 is arranged on the straightening plate 20, any straightening roller 22 is arranged on the connecting plate 24, fixed blocks 25 are respectively arranged on the straightening plate 20 and the connecting plate 24, the two fixed blocks 25 are vertically and respectively contacted with two ends of a tension spring, when a steel wire needs to pass between the two straightening rollers 22, one end of the tension spring 26 is taken down from the fixing block 25 on the connecting plate 24, so that the distance between the two straightening rollers 22 is increased, the convenience of passing the steel wire is improved, the two ends of the tension spring 26 are respectively hung on the two fixing blocks 25 after the steel wire passes through, and the steel wire is straightened by limiting the steel wire;

a material supply adjusting plate 27 is rotatably arranged on the machine base 1, one end of the material supply adjusting plate 27 is provided with an adjusting roller 28, the other end of the material supply adjusting plate 27 is provided with an adjusting block 29, the adjusting roller 28 is positioned at one side of the material supply rotating shaft 6, an adjusting fixing block 30 and a tension spring connecting block are arranged on the machine base 1, an adjusting tension spring 4 is arranged on the adjusting fixing block 30, two ends of the adjusting tension spring 4 are respectively hung on the adjusting block 29 and the tension spring connecting block, an in-place sensor is arranged on the machine base 1, the in-place sensor is positioned at one side, when the steel wire is discharged too much, the feeding adjusting plate 27 moves towards the direction far away from the feeding rotating shaft 6, the adjusting block 29 moves towards the direction far away from the adjusting fixing block 30, and the in-place sensor can sense the position of the adjusting block 29 and control the feeding motor 8 to stop rotating or reduce the rotating speed, so that the steel wire cannot be straightened due to the fact that the steel wire is discharged too much.

The specific working process is as follows: the steel wire is wound on a feeding rotating shaft 6, the free end of the steel wire sequentially enters a steel wire straightening channel and a steel wire straightening groove 23 after passing through an adjusting roller 28, the steel wire straightening channel and the steel wire straightening groove 23 straighten the steel wire through a limit position, the straightened steel wire enters a steel wire feeding channel, the position of the steel wire is limited by a feeding pressure nozzle 10 and enters a steel wire through hole 201, the position and the shape of the steel wire before entering the forming are determined through the steel wire through hole 201, the steel wire is fed into a forming press plate 2 by a feeding roller 5, the steel wire is formed according to the shape of a circular track by thrust, the number of turns of a spring is controlled by the rotating distance of the feeding roller 5, when a coil spring reaches the required length, the bulge of an adjusting cam 18 is in contact with an adjusting slider 17 to lift an adjusting block 16 to the lower part of a cutter edge 19, meanwhile, a cutter cylinder 14 drives a cutter slider 13 to drive the cutter 15 to move towards the direction of the cutter edge 19, and, the steel wire between the cutter 15 and the adjusting block 16 can be cut off, and the production and processing of the high-precision micro spring are realized.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a coiling machine, includes frame (1), be provided with feeding mechanism, feeding mechanism and shaping blank mechanism on frame (1), feeding mechanism is located shaping blank mechanism one side, its characterized in that: still be provided with the constant diameter mechanism on frame (1), the constant diameter mechanism is located between feeding mechanism and the shaping blank mechanism, feeding mechanism includes a pair of pay-off motor drive's that passes through pay-off gyro wheel (5), two have the determining deviation between pay-off gyro wheel (5) and form steel wire pay-off passageway, the constant diameter mechanism includes forming press plate (2) and forming die (3), forming press plate (2) one end is provided with feeding pressure mouth (10), feeding pressure mouth (10) tip is located steel wire pay-off passageway, it crosses line hole (201) to be provided with the steel wire along length on forming press plate (2), be provided with spring shaping track (11) on forming die (3), steel wire crosses line hole (201) both ends and feeds through with in the pay-off steel wire passageway and spring shaping track (11) respectively.

2. A spring machine according to claim 1, characterized in that: feeding mechanism includes feed pivot (6), turning handle (7), feed motor (8) and a pair of feed limiting plate (9), feed motor (8) set up on frame (1) and the output shaft passes frame (1) and is connected with feed pivot (6), turning handle (7) set up and keep away from feed motor (8) one end in feed pivot (6), feed pivot (6) are around being equipped with the steel wire, two feed limiting plate (9) parallel arrangement is on feed pivot (6) and is located the steel wire both sides.

3. A spring machine according to claim 1, characterized in that: spring shaping track (11) are including circular orbit and straight track, straight track both ends are crossed line hole (201) and circular orbit intercommunication with the steel wire respectively, be provided with cutter point (19) on forming die (3), cutter point (19) are located circular orbit one side, the circular orbit is the loop type.

4. A spring machine according to claim 3, characterized in that: the forming and cutting mechanism comprises a cutter component and a pitch control component, the pitch control component comprises an adjusting slide rail, an adjusting slide block (17), an adjusting motor, an adjusting cam (18) and an adjusting block (16), the adjusting slide rail and the adjusting motor are both arranged on the base (1), the adjusting motor is connected with the adjusting cam (18), the adjusting slide block (17) is arranged on the adjusting slide rail in a sliding manner, one end of the adjusting slide block (17) is connected with the adjusting block (16), the other end of the adjusting slide block is positioned above the adjusting cam (18) and can be contacted with the adjusting cam (18), the cutter component comprises a cutter slide rail (12), a cutter slide block (13), a cutter cylinder (14) and a cutter (15), the cutter slide rail (12) and the cutter cylinder (14) are both arranged on the base (1), and the cutter slide block (13) is arranged on the cutter slide rail (12) in a sliding manner, one end of the cutter sliding block (13) is connected with the cutter (15), the other end of the cutter sliding block is connected with a piston rod of the cutter cylinder (14), the adjusting block (16) and the cutter (15) are respectively positioned below and above the cutter edge (19), and when the cutter cylinder (14) drives the cutter (15) to move towards the cutter edge (19), the cutter (15) can be in contact with the adjusting block (16).

5. A spring machine according to claim 1, characterized in that: still be provided with alignment mechanism on frame (1), alignment mechanism is located feeding mechanism and keeps away from shaping blank mechanism one side, alignment mechanism includes alignment board (20), alignment piece (21), alignment motor and a pair of alignment gyro wheel (22), alignment board (20) and alignment motor all set up on frame (1), two alignment gyro wheel (22) vertical parallel arrangement has a determining deviation and forms the alignment steel wire passageway on alignment board (20) and between two alignment gyro wheels (22), the alignment motor is connected with arbitrary alignment gyro wheel (22), alignment piece (21) set up on alignment board (20) and are located alignment gyro wheel (22) one side, be provided with steel wire alignment groove (23) on alignment piece (21), steel wire alignment groove (23) are parallel with the steel wire alignment passageway.

6. A spring machine according to claim 5, characterized in that: the straightening device is characterized in that a connecting plate (24) is arranged on the straightening plate (20), any straightening roller (22) is arranged on the connecting plate (24), fixing blocks (25) are arranged on the straightening plate (20) and the connecting plate (24), and the fixing blocks (25) are vertically parallel and are respectively in contact with two ends of a tension spring (26).

7. A spring machine according to claim 2, characterized in that: rotate on frame (1) and be provided with feed regulating plate (27), feed regulating plate (27) one end is provided with adjusting roller (28), and the other end is provided with regulating block (29), adjusting roller (28) are located feed pivot (6) one side, be provided with on frame (1) and adjust fixed block (30) and extension spring connecting block, it adjusts extension spring (4) to be provided with on fixed block (30), it hangs respectively on regulating block (29) and extension spring connecting block to adjust extension spring (4) both ends, be provided with the sensor that targets in place on frame (1), the sensor that targets in place is located the ray ability of adjusting fixed block (30) one side and the sensor that targets in place and intersects with regulating block (29).