CN218802045U

CN218802045U - Spring rotating jig

Info

Publication number: CN218802045U
Application number: CN202222186438.6U
Authority: CN
Inventors: 姜小兵
Original assignee: Suzhou Duolian Automation Technology Co ltd
Current assignee: Suzhou Duolian Automation Technology Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2023-04-07
Anticipated expiration: 2032-08-19

Abstract

The spring rotates the smelting tool. Relates to the technical field of spring packaging. Reasonable structure and good control effect. The spring-loaded shell is arranged on the support table and is positioned between the pressing cylinder and the motor, a rotating shaft penetrates through one end of the shell and points to the motor, the motor drives the rotating shaft to rotate, a rotating seat is arranged on an output shaft of the motor, and a metal sheet extending along the radial direction is fixedly arranged on the outer wall of the rotating seat; the counting mechanism is further arranged on the base and comprises a base, a U-shaped clamping seat is arranged on the base, the metal sheets pass through the clamping seat at intervals, at least one group of optical fiber counters are further arranged on the inner wall of the clamping seat and connected with the speed regulator through signal lines, and the speed regulator controls the rotating speed of the motor.

Description

Spring rotating jig

Technical Field

The utility model relates to a spring packaging technology field, concretely relates to rotatory smelting tool of spring.

Background

At present, a cordless window curtain mainly comprises a reel, a curtain cloth and a return spring, wherein the winding force of the return spring is equal to the weight of the curtain cloth, so that upward or downward force is applied below the curtain body by hands to move the curtain cloth up or down, the return spring is arranged in a cylindrical shell, a rotating shaft is further arranged in the shell, and the spring rotates and stores energy to provide rotary power for the rotating shaft.

In the process of encapsulation, need rotate to tighten the spring and compress along the horizontal direction to ensure that the spring can encapsulate reliably in the casing, among the prior art, be in more extensive state to the rotatory tight of spring, it is relatively poor to the torsion control that resets of spring, and then make the removal of (window) curtain linear inadequately, smooth and easy or steady, reduced user experience.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a spring rotating smelting tool which is reasonable in structure and good in control effect.

The utility model discloses a following technical scheme realizes: the spring rotating jig comprises a base, a pressing cylinder, a motor and a plurality of supporting tables, wherein the pressing cylinder, the motor and the supporting tables are arranged on the base;

the counting mechanism is characterized in that the base is further provided with a counting mechanism, the counting mechanism comprises a base, the base is provided with a U-shaped clamping seat, the metal sheet is arranged on the clamping seat at intervals, the inner wall of the clamping seat is further provided with at least one group of optical fiber counters, the optical fiber counters are connected with the speed regulator through signal lines, and the speed regulator controls the rotating speed of the motor.

The utility model discloses a preferred embodiment lies in, still be equipped with anchor clamps on the seat of rotating, the anchor clamps centre gripping the pivot, the equal coaxial setting of output shaft, anchor clamps and the pivot of motor.

The preferred embodiment of the utility model is that the bottoms of a plurality of the supporting tables are provided with pillars, the base is provided with a plurality of perforations arranged at intervals along the extending direction of the shell, and a plurality of the pillars are respectively arranged on the upper parts of a plurality of the perforations in one-to-one correspondence;

the lower part of the through hole is also provided with a screw rod in a rotating mode in a matching mode, and the screw rod props against the bottom of the supporting column.

The utility model discloses a preferred embodiment lies in, fenestrate internal diameter is greater than the external diameter of pillar, be equipped with the internal thread in the perforation, the screw rod with the internal thread interlock.

The utility model discloses a preferred embodiment lies in, the bottom of base still is equipped with the scale, the scale marks the screw rod and exposes at the outside length of perforating.

The utility model has the advantages that the push plate of the compressing cylinder is provided with an accommodating groove, the notch of the accommodating groove faces the supporting table, the accommodating groove is internally provided with a thimble, and the thimble and the clamp are coaxially arranged;

the bottom of thimble with locate the pressure spring between the tank bottom of storage tank, the one end of pressure spring with thimble fixed connection, the other end of pressure spring with storage tank fixed connection.

The utility model discloses a preferred embodiment lies in, the length of thimble with the length sum after the pressure spring complete compression is not more than the degree of depth of storage tank.

Compared with the prior art, the utility model has the advantages that the compressing cylinder acts to compress the spring, and the motor acts to rotate and tighten the spring; in the process of rotating the motor, the metal sheet can cross the optical fiber counter at intervals, so that the rotating turns of the output shaft of the motor can be displayed in real time, different springs need different torques, different turns need to be rotated, and different torque parameters reaching different springs can be rapidly and accurately monitored through reliable monitoring of the rotating turns of the output shaft of the motor, the structure is reasonable, and the control effect is good.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the structure of the base;

FIG. 4 is a schematic view of the counting mechanism;

in the figure: 1. a base; 11. perforating; 12. a scale; 2. a pressing cylinder; 21. a containing groove; 22. a thimble; 23. a pressure spring; 3. an electric motor; 4. a support table; 40. a support post; 5. a housing; 6. rotating the base; 61. a metal sheet; 62. a clamp; 7. a counting mechanism; 71. a base; 72. a card holder; 73. an optical fiber counter; 8. a speed regulator; 9. a screw.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1-4, the spring rotating jig comprises a base 1, a pressing cylinder 2, a motor 3 and a plurality of supporting tables 4, wherein the pressing cylinder 2, the motor 3 and the supporting tables 4 are arranged on the base 1, a housing 5 provided with springs is arranged on the supporting tables 4 and located between the pressing cylinder 2 and the motor 3, one end of the rotating shaft penetrating through the housing 5 points to the motor 3, the motor 3 drives the rotating shaft to rotate, a rotating seat 6 is arranged on an output shaft of the motor 3, and a metal sheet 61 extending along the radial direction is fixedly arranged on the outer wall of the rotating seat 6;

the counting mechanism 7 is further arranged on the base 1 and comprises a base 71, a U-shaped clamping seat 72 is arranged on the base 71, the metal sheets 61 penetrate through the clamping seat 72 at intervals, at least one group of optical fiber counters 73 are further arranged on the inner wall of the clamping seat 72, the optical fiber counters 73 are connected with the speed regulator 8 through signal lines, and the speed regulator 8 controls the rotating speed of the motor 3. The shell 5 provided with the spring is placed on the support table 4, the pressing cylinder 2 extends out, so that the shell 5 is reliably pressed between the pressing cylinder 2 and the motor 3, and then the motor 3 drives the rotating shaft to rotate, so that the spring is rotated and tightened; in the process of rotating the motor 3, the rotating seat 6 rotates simultaneously, so that the metal sheet 61 can pass through the optical fiber counter 73 at intervals, the number of rotating turns of the output shaft of the motor 3 is displayed in real time, different springs need different torque forces, and also need to rotate different turns, and different torque parameters reaching different springs can be quickly and accurately monitored by reliably monitoring the number of rotating turns of the output shaft of the motor 3, the structure is reasonable, and the control effect is good; when the count of the optical fiber counter is close to a limit value, a signal is transmitted to the speed regulator 8, and the speed regulator 8 can reduce the rotating speed of the motor 3 until the motor stops, so that the motor 3 can rotate for a specified number of turns without sudden stop, the action is reliable, and the damage to the motor 3 is reduced.

And a clamp 62 is further arranged on the rotating seat 6, the rotating shaft is clamped by the clamp 62, and the output shaft of the motor 3, the clamp 62 and the rotating shaft are coaxially arranged. The clamping of the clamp 62 to the shaft-shaped object is prior art, so the specific structure of the clamp 62 is not shown, and the rotation of the motor 3 can reliably drive the rotation shaft to rotate by the clamping action of the clamp 62, so as to tighten the spring.

The bottoms of the supporting tables 4 are provided with supporting columns 40, the base 1 is provided with a plurality of through holes 11 arranged at intervals along the extending direction of the shell 5, and the supporting columns 40 are respectively arranged on the upper parts of the through holes 11 in a one-to-one correspondence manner;

the lower part of the through hole 11 is also provided with a screw 9 in a matching and screwed mode, and the screw 9 props against the bottom of the pillar 40. When different springs are assembled by adopting different shells 5, the length of the screw rod 9 screwed into the through hole 11 is adjusted by rotating the screw rod 9, and then the height of the support platform 4 is adjusted, so that the shells 5, the rotating shaft, the clamp 62 and the output shaft of the motor 3 are always on the same axis, and the reliable rotation and tightening effects of the motor 3 on the springs are further ensured.

The inner diameter of the through hole 11 is larger than the outer diameter of the support post 40, an internal thread is arranged in the through hole 11, and the screw 9 is meshed with the internal thread. Thus, the support table can be reliably driven by the support column 40 to move up and down, and the screw rod 9 can be precisely displaced through threaded connection.

The bottom of the base 1 is further provided with a scale 12, and the scale 12 indicates the length of the screw 9 exposed outside the through hole 11. By the marking function of the scale 12, the distance between the screw rods 9 and the supporting column 40 is visual and accurate, and meanwhile, the adjustment distances of the plurality of screw rods 9 are consistent, so that the supporting function of the plurality of supporting tables 4 on the shell 5 is reliable.

An accommodating groove 21 is formed in the push plate of the pressing cylinder 2, the notch of the accommodating groove 21 faces the support table, an ejector pin 22 is arranged in the accommodating groove 21, and the ejector pin 22 and the clamp 62 are coaxially arranged;

the bottom of thimble 22 with locate pressure spring 23 between the tank bottom of storage tank 21, the one end of pressure spring 23 with thimble 22 fixed connection, the other end of pressure spring 23 with storage tank 21 fixed connection. After the position of the support table 4 is adjusted, the cylinder 2 is electrically pressed, so that the thimble 22 is in contact with the shell 5, and since the thimble 22 is coaxially arranged with the clamp 62, whether the shell 5 and the clamp 62 are in a coaxial state can be judged through the contact position of the thimble 22 and the shell 5.

The sum of the length of the ejector pin 22 and the length of the compressed spring 23 after complete compression is not greater than the depth of the accommodating groove 21. In this way, in the process of compressing the housing 5, the ejector pin 22 can completely enter the accommodating groove 21, so that the ejector pin 22 cannot damage the housing 5 after the compressing cylinder 2 compresses the housing 5; the arrangement of the pressure spring 23 is convenient for the ejector pin 22 to automatically reset.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention.

Claims

1. The spring rotating jig comprises a base (1), a pressing cylinder (2), an electric motor (3) and a plurality of supporting tables (4), wherein the pressing cylinder (2), the electric motor (3) and the supporting tables (4) are arranged on the base (1), a shell (5) provided with a spring is arranged on the supporting tables (4) and is positioned between the pressing cylinder (2) and the electric motor (3), a rotating shaft penetrates through one end of the shell (5) and points to the electric motor (3), and the electric motor (3) drives the rotating shaft to rotate;

still be equipped with counting mechanism (7) on base (1), counting mechanism (7) include base (71), be equipped with cassette (72) of U-shaped on base (71), sheetmetal (61) interval nature is drawn cassette (72), still be equipped with at least a set of optic fibre counter (73) on the inner wall of cassette (72), optic fibre counter (73) are connected with speed regulator (8) through the signal line, and the slew velocity of speed regulator (8) control motor (3).

2. The spring rotation tool of claim 1, wherein: and a clamp (62) is further arranged on the rotating seat (6), the rotating shaft is clamped by the clamp (62), and an output shaft of the motor (3), the clamp (62) and the rotating shaft are coaxially arranged.

3. The spring rotation tool of claim 2, wherein: the bottoms of the supporting tables are respectively provided with a supporting column (40), the base (1) is provided with a plurality of through holes (11) which are arranged at intervals along the extending direction of the shell (5), and the supporting columns (40) are respectively arranged on the upper parts of the through holes (11) in a one-to-one correspondence manner;

the lower part of the through hole (11) is also provided with a screw (9) in a rotating mode, and the screw (9) props against the bottom of the support column (40).

4. The spring rotation jig of claim 3, wherein: the inner diameter of the through hole (11) is larger than the outer diameter of the support column (40), an internal thread is arranged in the through hole (11), and the screw rod (9) is meshed with the internal thread.

5. The spring rotation tool of claim 4, characterized in that: the bottom of base (1) still is equipped with scale (12), scale (12) mark screw rod (9) expose in perforation (11) outside length.

6. The spring rotation tool of claim 3, wherein: an accommodating groove (21) is formed in a push plate of the pressing cylinder (2), the notch of the accommodating groove (21) faces the support table (4), an ejector pin (22) is arranged in the accommodating groove (21), and the ejector pin (22) and the clamp (62) are coaxially arranged;

the bottom of thimble (22) with locate pressure spring (23) between the tank bottom of storage tank (21), the one end of pressure spring (23) with thimble (22) fixed connection, the other end of pressure spring (23) with storage tank (21) fixed connection.

7. The spring rotation tool of claim 6, wherein: the sum of the length of the ejector pin (22) and the length of the compressed spring (23) after complete compression is not greater than the depth of the accommodating groove (21).