CN215033223U

CN215033223U - High-precision spring coiling machine

Info

Publication number: CN215033223U
Application number: CN202120869027.XU
Authority: CN
Inventors: 袁文敏
Original assignee: CHONGQING ANTAI SPRING INDUSTRIES CORP
Current assignee: CHONGQING ANTAI SPRING INDUSTRIES CORP
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-12-07
Anticipated expiration: 2031-04-26

Abstract

The utility model relates to a spring processing technology field discloses a high accuracy spring coiling machine, which comprises a housin, the casing is equipped with the cavity, one side of casing is equipped with the perforation that supplies the steel wire to get into, follow in the cavity the direction that the steel wire gos forward is equipped with conveying mechanism, stop gear, cutting mechanism and system in proper order and rolls up the mechanism, wherein, system is rolled up the mechanism and is rolled up the post including the system, the lateral wall fixedly connected with scraper blade of casing, the first cylinder of one side roof fixedly connected with of cavity, the first connecting plate of piston rod fixedly connected with of first cylinder, the first motor of first connecting plate fixedly connected with, the output shaft fixedly connected with second connecting plate of first motor, system roll up the post with second connecting plate fixed connection, leading wheel and guide cylinder are installed in proper order to the below of scraper blade. The utility model discloses a spring that the guide cylinder obtained to the system book leads, lets the system book post can be more stable when driving the spring rotation.

Description

High-precision spring coiling machine

Technical Field

The utility model relates to a spring processing technology field especially relates to a high accuracy spring coiling machine.

Background

Spring coiling machines are commonly called spring machines, generally refer to mechanical equipment for producing springs, and are divided into the following parts according to functional characteristics: pressure spring machine, extension spring machine, omnipotent machine, disc machine and special spring machine if: the snake spring machine and the torsion spring machine are divided into the following parts according to the driving mode: semi-automatic, numerical control. The winding device of the existing spring coiling machine can sometimes generate the situation that the shape of the spring slightly deforms in the winding process, so that the precision specification of the spring can not meet the requirement, the spring needs to be reprocessed after being wound, the specification of the spring can not meet the requirement, the efficiency of processing the spring can be wasted, and the spring coiling device is not convenient for people to use.

Disclosure of Invention

Not enough to above-mentioned prior art, the utility model provides a high accuracy spring coiling machine solves above-mentioned problem.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a high-precision spring coiling machine comprises a shell, wherein the shell is provided with a cavity, one side of the shell is provided with a perforation (not marked in the figure) for a steel wire to enter, a conveying mechanism, a limiting mechanism, a cutting mechanism and a coiling mechanism are sequentially arranged in the cavity along the advancing direction of the steel wire, the conveying mechanism is used for conveying the steel wire to the limiting mechanism from the perforation, the steel wire reaches the coiling mechanism through the limiting of the limiting mechanism, the coiling mechanism comprises a coiling column, the shell is far away from the side wall of the perforation and is fixedly connected with a scraper, the coiling column penetrates through the scraper and is in sliding connection with the scraper, the top wall of one side of the cavity, far away from the perforation, is fixedly connected with two first vertical downward air cylinders, the bottom of a piston rod of each first air cylinder is fixedly connected with a first connecting plate, the upper surface of the first connecting plate is fixedly connected with a first motor which is vertically downward arranged, the output shaft of first motor runs through first connecting plate fixedly connected with second connecting plate, the top of making book post pass through the bolt with second connecting plate fixed connection, leading wheel and guide cylinder are installed in proper order to the below of scraper blade, the guide cylinder runs through from top to bottom and is the cavity form, the steel wire swing joint that the post was rolled up in the system and be located the system and roll up the post outside is in the inboard of guide cylinder, the leading wheel with post dislocation set is rolled up in the system.

Among this technical scheme, the steel wire is through passing the perforation and looping through conveying mechanism, stop gear reachs the system and rolls up the mechanism, it is rotatory to drive the system book post through first motor, and simultaneously, first cylinder drives the system book post and moves down, carry out the system book to the steel wire through system book post and guide wheel, and simultaneously, the spring that obtains to the system book through the guide cylinder leads, let the system book post can be more stable when driving the spring rotation, thereby make the spring can not take place great shape and warp, cut the steel wire through cutting mechanism, treat that the spring preparation is accomplished, first cylinder drives the system book post rebound, because the hole of scraper blade matches with the diameter of system book post, the hole on the scraper blade can't pass, after system book post rebound passed the scraper blade, the spring breaks away from with the system book post, first cylinder sets up two, can make the system book post go up and down more steadily.

As an optimization, the guide wheel is rotatably connected to the third connecting plate through a first rotating shaft (not marked in the figure), a horizontally arranged second cylinder is fixedly connected to the side wall of the cavity, the second cylinder is located below the scraper and on the same side of the scraper, and a piston rod of the second cylinder is fixedly connected to the third connecting plate.

Therefore, the steel wire moves to the guide wheel, the steel wire rotates towards the coiling column under the action of the guide wheel, the minimum distance between the guide wheel and the coiling column is the diameter of the steel wire, and the coiling column rotates and moves downwards to coil the steel wire into the spring.

As optimizing, conveying mechanism includes that a plurality of groups symmetry set up the transfer roller of both sides about the steel wire, the transfer roller rotates through the second pivot to be connected in the backup pad that runs through from top to bottom, the transfer roller is close to one side of steel wire is located the outside of backup pad, one of them side of second pivot is run through backup pad fixedly connected with belt pulley, and is a plurality of the belt pulley passes through belt drive and connects, two from top to bottom the transfer roller of one of them tip of backup pad passes through second motor drive respectively.

Like this, the second motor that is located two upper and lower backup pads respectively drives respective transfer roller and rotates, drives other transfer rollers through belt pulley and belt and rotates, and the steel wire is located between two upper and lower transfer rollers to realize the conveying of steel wire.

As optimization, the top and the bottom of the cavity are respectively provided with a vertically arranged third cylinder, the cylinder barrels of the two third cylinders are respectively and fixedly connected to the top and the bottom of the cavity, the piston rods of the two third cylinders are respectively and fixedly connected with a fourth connecting plate, and the two fourth connecting plates are respectively and fixedly connected with the two supporting plates.

Like this, the third cylinder can realize adjusting the position of two backup pads to adjust the distance between the transfer roller, can be fit for the steel wire of various diameters like this.

As optimization, stop gear includes briquetting, lower briquetting and limit sleeve, go up the briquetting with the relative one side symmetry of briquetting down is seted up flutedly (not sign in the picture), limit sleeve's outside fixedly connected with the locating piece that the recess matches runs through from top to bottom go up the briquetting and be equipped with screw hole (not sign in the picture), the briquetting corresponds down the position of screw hole is equipped with thread groove (not sign in the picture), the screw hole with the size matching of thread groove, just the screw hole with the common threaded connection of thread groove has fastening bolt.

Like this, through design briquetting, briquetting and spacing sleeve down, when spacing sleeve wearing and tearing were serious, rotate fastening bolt through the spanner, can realize spacing telescopic quick replacement, easy operation.

Preferably, the cutting mechanism comprises cutting knives which are arranged in an up-and-down symmetrical mode, and the two cutting knives are lifted and lowered through fourth air cylinders fixed on the top wall and the bottom wall of the cavity respectively.

Like this, after the spring preparation finishes, two cutting knives about can controlling through controlling the fourth cylinder cut off the steel wire.

As optimization, the lateral wall fixedly connected with fixture block of "concave" style of calligraphy of guide cylinder, the lateral wall fixedly connected with of cavity with the fixed block that the fixture block matches, the fixture block with the fixed block joint.

Like this, fixture block and fixed block joint, when the guide cylinder needs to be changed, can take off the guide cylinder.

As an optimization, the side wall of the limit sleeve is provided with an annular cavity, a plurality of through holes (not marked in the figure) are uniformly distributed on the bottom wall of the annular cavity along the axis direction and the circumferential direction of the limit sleeve, the top wall of the annular cavity is fixedly connected with one end of a spring, the other end of the spring is fixedly connected with one end of a slider, the other end of the slider penetrates through the through holes and is located inside the limit sleeve and slidably connected with the through holes, one end face, away from the spring, of the slider is provided with a spherical groove (not marked in the figure), a ball is connected in the spherical groove in a rolling manner, and the side wall, located in the annular cavity, of the slider is provided with a limit block.

Like this, can adjust the position of slider through the spring to adjust the position of ball, thereby be fit for the size of various steel wires, the stopper can avoid the slider roll-off annular chamber outside.

Preferably, the threaded holes and the threaded grooves are respectively provided with two threaded holes and two threaded grooves which are respectively positioned on two sides of the limiting sleeve.

Therefore, the upper pressing block and the lower pressing block can be connected more firmly.

As optimization, the shell is made of transparent materials, and an access door is arranged on the front end face of the shell.

Like this, be convenient for observe the behavior, the access door can conveniently maintain each mechanism inside the casing.

The utility model has the advantages that:

1. the coiling column is driven to rotate by the first motor, meanwhile, the coiling column is driven by the first air cylinder to move downwards, a steel wire is coiled by the coiling column and the guide wheel, meanwhile, the spring obtained by coiling is guided by the guide cylinder, so that the coiling column can be more stable when the spring is driven to rotate, the spring cannot deform in a large shape, the steel wire is cut by the cutting mechanism, after the spring is manufactured, the coiling column is driven by the first air cylinder to move upwards, the spring cannot pass through a hole in the scraper because the hole of the scraper is matched with the diameter of the coiling column, and after the coiling column moves upwards and passes through the scraper, the spring is separated from the coiling column;

2. by designing the upper pressing block, the lower pressing block and the limiting sleeve, when the limiting sleeve is seriously worn, the fastening bolt is rotated by the wrench, so that the limiting sleeve can be quickly replaced, and the operation is simple;

3. through set up annular chamber, spring, slider, stopper and ball at spacing sleeve, the position of slider can be adjusted to the spring to adjust the position of ball, thereby be fit for the size of various steel wires, the stopper can avoid outside the slider roll-off annular chamber.

Drawings

Fig. 1 is a schematic structural diagram of a high-precision spring coiling machine according to the present invention;

FIG. 2 is a bottom view of the conveyor mechanism above the wire of FIG. 1;

FIG. 3 is a schematic structural view of the limiting mechanism in FIG. 1;

FIG. 4 is a left side view of the stop sleeve of FIG. 3;

FIG. 5 is a top view of the positional relationship of the winding post and the guide wheel;

fig. 6 is a schematic structural view of the housing in fig. 1.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention. The technical solutions in the embodiments of the present invention will be removed and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and the following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the present invention and its application or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. It is to be understood that the positional or orientational relationships indicated by the terms "front" and "back" and the like are generally based on the positional or orientational relationships shown in the drawings and are merely for convenience in describing the present invention and to simplify the description, and in the absence of a contrary indication, these positional or orientational terms do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation and therefore should not be construed as limiting the scope of the present invention.

As shown in fig. 1-6, a high precision spring coiling machine comprises a casing 1, the casing 1 is provided with a cavity 1a, one side of the casing 1 is provided with a through hole (not marked in the figures) for a steel wire 2 to enter, a conveying mechanism, a limiting mechanism, a cutting mechanism and a coiling mechanism are sequentially arranged in the cavity 1a along the advancing direction of the steel wire 2, the conveying mechanism is used for conveying the steel wire to the limiting mechanism from the through hole, the steel wire reaches the coiling mechanism through the limiting mechanism, wherein the coiling mechanism comprises a coiling column 3, the casing 1 is far away from the side wall of the through hole and is fixedly connected with a scraper 4, the coiling column 3 penetrates through the scraper 4 and is slidably connected with the scraper 4, the diameter of the coiling column is matched with that of the scraper, one side wall of the cavity 1a far away from the through hole is fixedly connected with two first vertical downward air cylinders 5, the bottom fixedly connected with first connecting plate 6 of the piston rod of first cylinder 5, the vertical first motor 7 that sets up downwards of fixed surface is connected with on first connecting plate 6, the output shaft of first motor 7 runs through first connecting plate 6 fixedly connected with second connecting plate 8, the top of system book post 3 pass through the bolt with second connecting plate 8 fixed connection will make book post and second connecting plate through the bolt and connect, be convenient for dismantle, install and change the system book post, leading wheel 9 and guide cylinder 10 are installed in proper order to the below of scraper blade 4, the guide cylinder 10 runs through from top to bottom and is the cavity form, system book post 3 and roll up the steel wire swing joint in the system book post 3 outside the inboard of guide cylinder 10, leading wheel 9 with system book post 3 dislocation set up.

In this embodiment, the guide wheel 9 is rotatably connected to the third connecting plate 11 through a first rotating shaft (not shown), a second cylinder 12 horizontally arranged is fixedly connected to the side wall of the cavity 1a, the second cylinder 12 is located below the scraper 4 and at the same side as the scraper 4, and a piston rod of the second cylinder 12 is fixedly connected to the third connecting plate 11.

In this embodiment, conveying mechanism includes that a plurality of groups symmetry sets up the transfer roller 13 of both sides about the steel wire, transfer roller 13 rotates through second pivot 14 to be connected in backup pad 15 that runs through from top to bottom, transfer roller 13 is close to one side of steel wire 2 is located the outside of backup pad 15, one of them side of second pivot 14 runs through backup pad 15 fixedly connected with belt pulley 16, and is a plurality of belt pulley 16 passes through the transmission of belt 17 to be connected, two from top to bottom the transfer roller 13 of one of them tip of backup pad 15 passes through the drive of second motor 18 respectively.

In this embodiment, the top and the bottom of the cavity 1a are respectively provided with a vertically arranged third cylinder 19, the cylinder barrels of the two third cylinders 19 are respectively and fixedly connected to the top and the bottom of the cavity 1a, the piston rods of the two third cylinders 19 are respectively and fixedly connected to a fourth connecting plate 20, and the two fourth connecting plates 20 are respectively and fixedly connected to the two supporting plates 15.

In this embodiment, stop gear includes briquetting 21, briquetting 22 and stop sleeve 23 down, go up briquetting 21 with the relative one side symmetry of briquetting 22 is seted up flutedly (not sign in the picture), stop sleeve 23's outside fixedly connected with locating piece 24 that the recess matches runs through from top to bottom go up briquetting 21 and be equipped with the screw hole (not sign in the picture), briquetting 22 corresponds down the position of screw hole is equipped with thread groove (not sign in the picture), the screw hole with the size matching of thread groove, just the screw hole with thread groove common thread connects has fastening bolt 25.

In this embodiment, the cutting mechanism includes cutting knives 26 disposed symmetrically, and the two cutting knives 26 are respectively lifted and lowered by a fourth cylinder 27 fixed on the top wall and the bottom wall of the cavity 1 a.

In this embodiment, the side wall of the guide cylinder 10 is fixedly connected with a concave fixture block 28, the side wall of the cavity 1a is fixedly connected with a fixing block 29 matched with the fixture block 28, and the fixture block 28 is clamped with the fixing block 29.

In this embodiment, an annular cavity 23a is disposed on a side wall of the limiting sleeve (23), a plurality of through holes (not shown) are uniformly distributed on a bottom wall of the annular cavity 23a along an axial direction and a circumferential direction of the limiting sleeve 23, a top wall of the annular cavity 23a is fixedly connected with one end of the spring 30, the other end of the spring 30 is fixedly connected with one end of a slider 31, the other end of the slider 31 penetrates through the through holes and is located inside the limiting sleeve 23 and slidably connected with the through holes, a spherical groove (not shown) is disposed on an end surface of the slider 31, which is far away from the spring 30, a ball 32 is connected in the spherical groove in a rolling manner, and a limiting block 31a is disposed on a side wall of the annular cavity 23a of the slider 31.

In this embodiment, the threaded holes and the threaded grooves are respectively provided with two threaded holes and two threaded grooves, which are respectively located on two sides of the limiting sleeve 23.

In this embodiment, the housing 1 is made of a transparent material, and an access door 1b is disposed on a front end surface of the housing 1. The transparent material can be toughened glass material.

Finally, it should be noted that: various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, to the extent that such modifications and variations of the present invention fall within the scope of the present claims and their equivalents, it is intended that the present invention encompass such modifications and variations as well.

Claims

1. The high-precision spring coiling machine is characterized by comprising a shell (1), wherein the shell (1) is provided with a cavity (1a), one side of the shell (1) is provided with a through hole for a steel wire (2) to enter, a conveying mechanism, a limiting mechanism, a cutting mechanism and a coiling mechanism are sequentially arranged in the cavity (1a) along the advancing direction of the steel wire (2), the coiling mechanism comprises a coiling column (3), the shell (1) is far away from a perforated side wall fixedly connected with a scraper (4), the coiling column (3) penetrates through the scraper (4) and is in sliding connection with the scraper (4), the cavity (1a) is far away from a perforated side top wall fixedly connected with two vertical downward first cylinders (5), the bottom of a piston rod of the first cylinder (5) is fixedly connected with a first connecting plate (6), fixed surface is connected with first motor (7) of vertical downward setting on first connecting plate (6), the output shaft of first motor (7) runs through first connecting plate (6) fixedly connected with second connecting plate (8), the top of making book post (3) pass through the bolt with second connecting plate (8) fixed connection, leading wheel (9) and guide cylinder (10) are installed in proper order to the below of scraper blade (4), guide cylinder (10) run through from top to bottom and are the cavity form, the steel wire swing joint that the post (3) and be located the making book post (3) outside is rolled up in the making the inboard of guide cylinder (10), leading wheel (9) with the setting of staggering of post (3) is rolled up in the making.

2. A high precision spring coiling machine as in claim 1, characterized in that the guide wheel (9) is rotatably connected to the third connecting plate (11) through a first rotating shaft, a second cylinder (12) horizontally arranged is fixedly connected to the side wall of the cavity (1a), the second cylinder (12) is located below the scraper (4) and at the same side of the scraper (4), and the piston rod of the second cylinder (12) is fixedly connected to the third connecting plate (11).

3. A high accuracy spring coiling machine as defined in claim 1, characterized in that said conveying mechanism comprises a plurality of sets of symmetrical conveying rollers (13) disposed on the upper and lower sides of said steel wire, said conveying rollers (13) are rotatably connected in a supporting plate (15) penetrating up and down through a second rotating shaft (14), one side of said conveying rollers (13) close to said steel wire (2) is located on the outer side of said supporting plate (15), one side of said second rotating shaft (14) penetrates through said supporting plate (15) and is fixedly connected with a belt pulley (16), said belt pulleys (16) are connected through a belt (17) in a transmission manner, and said conveying rollers (13) on one end of said supporting plate (15) are driven by a second motor (18) respectively.

4. A high-precision spring coiling machine as claimed in claim 3, characterized in that the top and the bottom of said cavity (1a) are respectively provided with a vertically arranged third cylinder (19), the cylinder barrels of two said third cylinders (19) are respectively fixedly connected to the top and the bottom of said cavity (1a), the piston rods of two said third cylinders (19) are respectively fixedly connected with a fourth connecting plate (20), and two said fourth connecting plates (20) are respectively fixedly connected with two said supporting plates (15).

5. The high-precision spring coiling machine according to claim 1, characterized in that the limiting mechanism comprises an upper pressing block (21), a lower pressing block (22) and a limiting sleeve (23), wherein one side of the upper pressing block (21) opposite to one side of the lower pressing block (22) is symmetrically provided with a groove, a positioning block (24) matched with the groove is fixedly connected to the outer side of the limiting sleeve (23), a threaded hole is formed in the upper pressing block (21) in a vertically penetrating manner, a threaded groove is formed in the position of the lower pressing block (22) corresponding to the threaded hole, the threaded hole is matched with the threaded groove in size, and a fastening bolt (25) is in threaded connection with the threaded hole and the threaded groove together.

6. A high precision spring coiling machine as in claim 1, characterized by that, said cutting mechanism comprises cutting knives (26) disposed up and down symmetrically, two of said cutting knives (26) are respectively lifted and lowered by a fourth cylinder (27) fixed on the top wall and the bottom wall of said cavity (1 a).

7. The high-precision spring coiling machine as recited in claim 1, characterized in that a concave-shaped fixture block (28) is fixedly connected to the side wall of the guide cylinder (10), a fixed block (29) matched with the fixture block (28) is fixedly connected to the side wall of the cavity (1a), and the fixture block (28) is clamped with the fixed block (29).

8. A high-precision spring coiling machine as claimed in claim 5, characterized in that the side wall of the limit sleeve (23) is provided with an annular cavity (23a), the bottom wall of the annular cavity (23a) is uniformly distributed with a plurality of through holes along the axial direction and the circumferential direction of the limit sleeve (23), the top wall of the annular cavity (23a) is fixedly connected with one end of a spring (30), the other end of the spring (30) is fixedly connected with one end of a sliding block (31), the other end of the sliding block (31) passes through the through holes and is located inside the limit sleeve (23) and is in sliding connection with the through holes, one end face of the sliding block (31) far away from the spring (30) is provided with a spherical groove, a ball (32) is in rolling connection with the spherical groove, and the side wall of the sliding block (31) located in the annular cavity (23a) is provided with a limit block (31 a).

9. A high precision spring coiling machine as in claim 8, characterized in that, said threaded holes and said threaded grooves are respectively provided with two and respectively located at two sides of said limiting sleeve (23).

10. A high precision spring coiling machine as in claim 1, characterized by that, the casing (1) is made of transparent material, and the front end of the casing (1) is provided with an access door (1 b).