CN219028613U

CN219028613U - Flywheel device of numerical control screw press and press

Info

Publication number: CN219028613U
Application number: CN202320016784.1U
Authority: CN
Inventors: 刘晓燕; 赵至友; 赵强; 陈伟
Original assignee: Qingdao Hongda Metal Forming Machinery Co ltd
Current assignee: Qingdao Hongda Metal Forming Machinery Co ltd
Priority date: 2023-01-04
Filing date: 2023-01-04
Publication date: 2023-05-16
Anticipated expiration: 2033-01-04

Abstract

The utility model provides a flywheel device of a numerical control screw press and the press, wherein the flywheel device comprises a wheel body, a backing ring, a large gear and a pressing ring; the wheel body is connected with a backing ring, and the backing ring is connected with a large gear; the clamping ring is fixed on the wheel body through bolts, and the clamping ring compresses the support ring on the wheel body. The flywheel device is of a split structure, friction damage of a contact surface caused by inertia of the large gear can be reduced, and the flywheel device is more convenient to disassemble, install, transport, maintain and the like.

Description

Flywheel device of numerical control screw press and press

Technical Field

The utility model belongs to the technical field of presses, and particularly relates to a flywheel device of a numerical control screw press and the press.

Background

The flywheel is used as a part for storing movement energy of the press, is large in size and is often detached for maintenance. In the flywheel device of the electric screw press and the electric screw press disclosed in CN202097979U, the whole large gear is changed into a two-part structure, but the split joint surface is easy to shake and wear due to inertia of the large gear.

Disclosure of Invention

Aiming at the technical problems, the utility model provides a flywheel device of a numerical control screw press and the press, wherein the flywheel device has a more stable split structure, is convenient to detach and is not easy to damage.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the first aspect of the utility model provides a flywheel device of a numerical control screw press, which comprises a wheel body, a backing ring, a large gear and a pressing ring; the wheel body is connected with a backing ring, and the backing ring is connected with a large gear; the wheel body is fixedly provided with a pressing ring, the support ring is positioned between the wheel body and the pressing ring, and the pressing ring presses the support ring on the wheel body. The flywheel device is of a split structure, friction damage of a contact surface caused by inertia of the large gear can be reduced, and the flywheel device is more convenient to disassemble, install, transport, maintain and the like.

In a preferred embodiment, the outer end of the backing ring supports the gearwheel and the inner end overlaps the upper surface of the outer end of the wheel body. The outer end can support the gear wheel, provides ascending holding power, and the inner receives the support of wheel body, and the structure is more stable, and this structure can reduce the shear stress of bolt by a wide margin, improves the life of bolt, guarantees the firm of connection.

Based on the structure, more preferable scheme is that a friction gasket is arranged between the backing ring and the pressing ring, and the friction gasket is arranged between the backing ring and the wheel body. The friction gasket can increase friction force, so that the support ring is firmly pressed between the pressing ring and the wheel body and plays a role in elastic buffering to further ensure that the support ring is not separated from the wheel body during fixing and rotation. The friction gasket also plays a role in protecting contact surfaces, and prevents damage of the backing ring, the wheel body and the pressing ring, so that the service life of parts is prolonged.

In a preferred embodiment, the wheel body is sleeved on the screw rod, and the wheel body is fixedly connected with the screw rod through a pin.

Further, a gland is arranged at the joint of the screw rod and the wheel body, and the gland is fixed on the wheel body.

In a preferred embodiment, the screw is threaded with a nut to form a screw pair.

A second aspect of the present utility model provides a digitally controlled screw press comprising a flywheel device of the digitally controlled screw press.

Further, the numerical control screw press further comprises a motor, wherein the output end of the motor is connected with a pinion, and the pinion is meshed with a large gear of a flywheel device of the numerical control screw press.

Further, a screw rod of a flywheel device of the numerical control screw press is connected with the sliding block.

Compared with the prior art, the utility model has the advantages that: the flywheel device provided by the utility model solves the technical problem that the split joint surface of the flywheel device is easy to shake and abrade due to inertia of a large gear and the like. The split structure of the flywheel device is provided, so that the service life of each part can be prolonged, and the operation such as disassembly, installation, transportation and maintenance is more convenient.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic view of an embodiment configuration;

reference numerals in the drawings: 1. a wheel body; 2. a backing ring; 3. a large gear; 4. a pressing ring; 5. a friction pad; 6. a pin; 7. a screw; 8. and (3) a nut.

Detailed Description

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

It should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "top", "bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The flywheel device of the numerical control screw press provided by the embodiment is shown in fig. 1, and comprises a wheel body 1, a backing ring 2, a large gear 3 and a pressing ring 4; the outer end of the wheel body 1 is connected with a backing ring 2, and the outer end of the backing ring 2 is used for connecting a large gear 3; in order to facilitate the disassembly, maintenance and overhaul of the large gear 3, the embodiment provides a detachable connection mode, and specifically, a pressing ring 4 is arranged above the supporting ring 2, a vertical threaded hole is formed in the pressing ring 4, and a tensioning bolt penetrates through the threaded hole in the pressing ring 4 and is fixed at the top of the wheel body 1. The inner end of the support ring 2 is positioned between the wheel body 1 and the pressing ring 4, and the pressing ring 4 presses the support ring 2 on the wheel body 1. Since the weight of the large gear 3 is small, the joint face shake and abrasion due to the inertia of the large gear 3 can be reduced.

Based on the above embodiment, the friction gaskets 5 are respectively arranged on the upper surface, the lower surface and the inner surface of the backing ring 2, and under the compression action of the pressing ring 4, the friction gaskets 5 on the upper surface and the lower surface of the backing ring 2 can increase friction force and play a certain role in elastic buffering, so that the backing ring 2 is ensured not to be separated from the wheel body 1 during fixing and rotating. The friction pad 5 also plays a role in protecting contact surfaces, and prevents the damage of the backing ring 2, the wheel body 1 and the pressing ring 4, thereby prolonging the service life of parts.

In the structure, the large gear 3 is the outermost ring, the outer side is in a gear shape and is used for being meshed with the small gear on the motor, so that transmission is realized. The backing ring 2 is used as a connecting piece between the large gear 3 and the wheel body 1, the outer end can support the large gear 3 to provide upward supporting force, and the inner end is lapped with the upper surface of the outer end of the wheel body 1; the structure can greatly reduce the shearing stress of the bolt, improve the service life of the bolt and ensure the stability of connection; the effect is more obvious by combining the friction washers. The split structure formed by the large gear 3-backing ring 2-wheel body 1 is more convenient in the operations of disassembly, installation, transportation, maintenance and the like.

As a preferable mode of connecting the carrier ring 2 with the large gear 3, the large gear 3 is provided with a vertical threaded hole, and the large gear 3 is fixed on the carrier ring 2 through bolts.

In a preferred embodiment, the wheel body 1 is sleeved on the screw rod 7, and the wheel body 1 is fixedly connected with the screw rod 7 through a plurality of pins 6. The screw rod 7 is connected with the wheel body 1 by a pin 6 without gaps, and can also be connected by a spline, so that the quality and the service life of the product are greatly improved.

The gland is arranged above the joint of the screw rod 7 and the wheel body 1, the gland is provided with a hole, a bolt passes through the hole of the gland and is screwed on the wheel body 1, the gland is fixed on the wheel body 1, and the height of the screw rod 7 can be limited.

The structure is used as a part for storing movement energy of the press, and the functions of the structure are realized through the following structures: the upper half part of the screw rod 7 is connected with the wheel body 11 of the nut 8 through threads to form a screw pair, the gear meshing transmission moment on the large gear 3 and the driving motor is based on the fact that the motor rotates positively and negatively to drive the large gear 3 to rotate, the sliding block connected to the screw rod 7 is driven to reciprocate up and down through the effect of the screw pair between the screw rod 7 and the wheel body 11 of the nut 8, forging and pressing are achieved, and the flywheel device is simple in structure and does not need a clutch.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims

1. The flywheel device of the numerical control screw press is characterized by comprising a wheel body (1), a backing ring (2), a large gear (3) and a pressing ring (4); the wheel body (1) is connected with a backing ring (2), and the backing ring (2) is connected with a large gear (3);

the novel wheel is characterized in that a pressing ring (4) is fixed on the wheel body (1), the supporting ring (2) is located between the wheel body (1) and the pressing ring (4), and the pressing ring (4) tightly presses the supporting ring (2) on the wheel body (1).

2. The flywheel device of the numerical control screw press according to claim 1, characterized in that the outer end of the backing ring (2) supports the gearwheel (3), and the inner end is lapped with the upper surface of the outer end of the wheel body (1).

3. The flywheel device of the numerical control screw press according to claim 1, wherein a friction gasket (5) is arranged between the backing ring (2) and the pressing ring (4), and the friction gasket (5) is arranged between the backing ring (2) and the wheel body (1).

4. The flywheel device of the numerical control screw press according to claim 1, wherein the wheel body (1) is sleeved on the screw (7), and the wheel body (1) is fixedly connected with the screw (7) through a pin (6).

5. The flywheel device of the numerical control screw press according to claim 4, wherein a gland is arranged at the joint of the screw (7) and the wheel body (1), and the gland is fixed on the wheel body (1).

6. The flywheel device of the numerical control screw press according to claim 4, characterized in that the screw (7) is screwed with the wheel body (1) of the nut (8) to form a screw pair.

7. A numerically controlled screw press, comprising a flywheel device of any one of claims 3 to 5.

8. The numerical control screw press according to claim 7, further comprising a motor, the output of which is connected with a pinion, which pinion meshes with a gearwheel (3) of a flywheel device of the numerical control screw press.

9. The numerical control screw press according to claim 7, characterized in that the screw (7) of the flywheel device of the numerical control screw press is connected to a slide.