CN214517963U

CN214517963U - Novel flat spring forming device

Info

Publication number: CN214517963U
Application number: CN202120351102.3U
Authority: CN
Inventors: 李铁; 任志强; 贾大明; 王诗杰; 孙俊鸽; 吴丽; 钟铮; 姚锐
Original assignee: Luoyang Vocational and Technical College
Current assignee: Luoyang Vocational and Technical College
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2021-10-29
Anticipated expiration: 2031-02-06

Abstract

The utility model discloses a novel flat spring forming device, including cutter, cutter fixing device and circular arc forming device, still including connecting in the carriage of cutter fixing device tip, the carriage other end is connected with cutter drive arrangement, the carriage lower extreme is connected with the slider, slider sliding connection is in the slide rail, a tip of slide rail has connected gradually first regulation pole, first spring holder, first detector, the slide rail other end has connected gradually the second from the extroversion in and has adjusted the pole, second spring holder, second detector, first detector is located the position department of tolerance on the spring, the position department of tolerance under the second detector is located the spring, first regulation pole and second regulation pole are equipped with respectively and are used for overcoming the inertial damping piece of cam. The utility model discloses the numerical control of being convenient for, the precision is high.

Description

Novel flat spring forming device

Technical Field

The utility model relates to a mechanical spring coiling machine field, concretely relates to novel flat spring shaping device.

Background

In daily life, people can not leave springs, the spring application scenes are various, the spring coiling machine is used as equipment for producing springs, the spring coiling machine becomes more and more advanced through the development of several generations, the intellectualization, the digitization, the rapidness and the multi-shaft linkage are integrated, and the precision and the efficiency of spring production are greatly improved. The arc forming device is used for forming a semicircular arc when the long arc and the short arc are bent. The length-variable cutter is a main action mechanism in the process of forming the flat spring, is connected with a cam device, moves rapidly when being bent in two different lengths, bends two bends in different lengths, and is matched with a variable-pitch cutter and an arc forming cutter to roll the flat spring. The existing flat spring forming device has many defects: 1. the mechanical connection drives the variable-length cutter to move through the change of the cam, the control speed is low, the mechanism precision is low, and the cutter is easy to wear after long-time work.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a novel flat spring shaping device, concrete scheme is as follows: the utility model provides a novel flat spring forming device, includes cutter, cutter fixing device and circular arc forming device, still including connecting in the carriage of cutter fixing device tip, the carriage other end is connected with cutter drive arrangement, the carriage lower extreme is connected with the slider, slider sliding connection is in the slide rail, a tip of slide rail has connected gradually first regulation pole, first spring holder, first detector, the slide rail other end has connected gradually the second from the extroversion in and has adjusted the pole, second spring holder, second detector, first detector is located the position department of tolerance on the spring, the second detector is located the position department of tolerance under the spring, first regulation pole and second are adjusted the pole and are equipped with the damping piece that is used for overcoming cam inertia respectively.

Preferably, the first detector and the second detector are contact switches.

Preferably, a second-stage sliding rail is arranged between the cutter fixing device and the supporting frame, and a locking piece used for locking the position of the cutter fixing device is arranged on the second-stage sliding rail.

Preferably, the support frame is provided with an adjusting groove, the slide rail is provided with a connecting piece matched with the adjusting groove, and the connecting piece is provided with an anti-skid screw.

Preferably, the device further comprises a controller for controlling the movement of the tool, and the first detector and the second detector are electrically connected to the input end of the controller and used for controlling the tool feeding of the driving device.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a through set up first detector and second detector on the slide rail and establish respectively in tolerance position on the spring and tolerance position under the spring, when cutter reciprocating motion exceeded the limit tolerance length of spring, the electromechanical integration of being convenient for of signal production, the digital control of being convenient for, the precision is high; the damping pieces are arranged on the first adjusting rod and the second adjusting rod, so that the inertia of the cam is greatly offset, and the unfavorable condition that the system error is large due to the fact that the mechanical structure is difficult to control due to the inertia of the cam is favorably reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the position of a cutter and an arc forming device;

FIG. 2 is an assembled view of the support frame;

FIG. 3 is a schematic view of a connector;

FIG. 4 is a detailed view at A;

in the figure: 1. a cutter; 2. a tool fixing device; 3. a support frame; 4. a tool driving device; 5. an arc forming device; 6. a slider; 7. a slide rail; 8. a first adjusting lever; 9. a first spring seat; 10. a first detector; 11. a second adjusting lever; 12. a second spring seat; 13. a second detector; 14. a secondary slide rail; 15. a locking member; 16. an adjustment groove; 17. a connecting member; 18. anti-skid screws; 19. a damping member.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a novel flat spring forming device, includes cutter 1, cutter fixing device 2 and circular arc forming device 5, still including connecting in the carriage 3 of 2 tip of cutter fixing device, the 3 other ends of carriage are connected with

cutter drive arrangement

4, 3 lower extremes of carriage are connected with

slider

6, 6 sliding connection in slide rail 7 of slider, a tip of slide rail 7 has connected gradually first regulation pole 8, first spring holder 9, first detector 10, the slide rail 7 other end has connected gradually second regulation pole 11 from the extroversion in, second spring holder 12, second detector 13, first detector 10 is located the position department of tolerance on the spring, second detector 13 is located the position department of tolerance under the spring, first regulation pole 8 and second regulation pole 11 are equipped with damping piece 19 that is used for overcoming cam inertia respectively. Preferably, the first detector 10 and the second detector 13 are contact switches.

A secondary slide rail 14 is arranged between the cutter fixing device 2 and the supporting frame 3, and a locking piece 15 used for locking the position of the cutter fixing device 2 is arranged on the secondary slide rail 14. The position of the cutter fixing device 2 on the supporting frame 3 can be adjusted through the secondary slide rail 14; furthermore, an adjusting groove 16 is formed in the supporting frame 3, a connecting piece 17 matched with the adjusting groove 16 is arranged on the sliding rail 7, and an anti-skid screw 18 is arranged on the connecting piece 17; the height of the cutter 1 can be adjusted by arranging the adjusting groove 16, and the adjusting groove is convenient to adjust, so that the spring coiling diameter changing device is suitable for processing springs with different lengths.

On the basis of the scheme, the inventor also provides a controller for controlling the movement of the cutter 1, specifically, the first detector 10 and the second detector 13 are electrically connected to the input end of the controller, the first detector 10 and the second detector 13 are arranged on the slide rail 7 and are respectively arranged at the positions of the upper tolerance of the spring and the lower tolerance of the spring, when the reciprocating movement of the cutter 1 exceeds the limit tolerance length of the spring, a signal is generated, after the controller obtains the signal, the motor is stopped, and the electromechanical combination is closed-loop control, so that the machining precision is greatly improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel flat spring forming device, includes cutter (1), cutter fixing device (2) and circular arc forming device (5), its characterized in that: also comprises a supporting frame (3) connected with the end part of the cutter fixing device (2), the other end of the supporting frame (3) is connected with a cutter driving device (4), the lower end of the supporting frame (3) is connected with a sliding block (6), the sliding block (6) is connected with a sliding rail (7) in a sliding way, one end part of the slide rail (7) is sequentially connected with a first adjusting rod (8), a first spring seat (9) and a first detector (10), the other end of the slide rail (7) is sequentially connected with a second adjusting rod (11), a second spring seat (12) and a second detector (13) from outside to inside, the first detector (10) is located at a position of tolerance on the spring, the second detector (13) is located at a position of tolerance under the spring, the first adjusting rod (8) and the second adjusting rod (11) are respectively provided with a damping piece (19) for overcoming the inertia of the cam.

2. The novel flat spring forming device according to claim 1, wherein: the first detector (10) and the second detector (13) are contact switches.

3. The novel flat spring forming device according to claim 1, wherein: be equipped with second grade slide rail (14) between cutter fixing device (2) and carriage (3), be equipped with retaining member (15) that are used for locking cutter fixing device (2) position on second grade slide rail (14).

4. The novel flat spring forming device according to claim 1, wherein: be equipped with adjustment groove (16) on carriage (3), be equipped with on slide rail (7) with adjustment groove (16) cooperation connecting piece (17), be equipped with on connecting piece (17) anti-skidding screw (18).

5. The novel flat spring forming device according to any one of claims 1 to 4, wherein: the device also comprises a controller used for controlling the movement of the cutter (1), and the first detector (10) and the second detector (13) are electrically connected with the input end of the controller and used for controlling the cutter (1) of the driving device to move.