CN220973409U

CN220973409U - Double-nut electric screw press

Info

Publication number: CN220973409U
Application number: CN202322614708.3U
Authority: CN
Inventors: 冯超; 宗虎; 胡志承
Original assignee: Shandong Ming Ren Heavy Duty Machinery Ltd By Share Ltd
Current assignee: Shandong Ming Ren Heavy Duty Machinery Ltd By Share Ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-05-17
Anticipated expiration: 2033-09-26

Abstract

The application belongs to the technical field of presses, and particularly relates to a double-nut electric screw press, which comprises a base, wherein an upright post is arranged at the upper end of the base, an upper cross beam is arranged at the upper end of the upright post, a sliding rail is arranged on the upright post, a sliding block is arranged on the sliding rail in a sliding way, an upper nut is arranged at the upper end of the screw, a lower nut is arranged at the lower end of the screw, the upper nut is arranged in the upper cross beam, the lower nut is arranged in the sliding block, the upper nuts are respectively arranged on the sliding block and the upper cross beam, the screwing direction of upper threads at the upper end of the screw is opposite to that of lower threads at the lower end of the screw, and the upper ends of the screw and the lower ends of the screw are respectively in screwed fit with the upper nuts and the lower nuts, so that when the screw rotates, the movement of the sliding block can be faster, the efficiency of the press is increased, and the striking process is completed.

Description

Double-nut electric screw press

Technical Field

The application belongs to the technical field of presses, and particularly relates to a double-nut electric screw press.

Background

At present, when a screw is adopted to drive a sliding block to move, the efficiency of the press is low, if the efficiency of the press is required to be improved, the press needs to be improved, in addition, the flywheel used on the press is heavy, and the flywheel needs to have a corresponding stable matching structure.

Disclosure of utility model

The application aims to solve the problems, and provides a double-nut electric screw press.

The application aims to provide a double-nut electric screw press, wherein a lower nut and an upper nut are respectively arranged on a sliding block and an upper cross beam, and the upper end of a screw rod and the lower end of the screw rod are respectively in threaded fit with the upper nut and the lower nut, so that the sliding block can move faster when the screw rod rotates, the efficiency of the press is increased, and the technological process of striking is completed.

The double-nut electric screw press comprises a base, wherein the upper end of the base is provided with a stand column, the upper end of the stand column is provided with an upper cross beam, a slide rail is arranged on the stand column, a slide block is arranged on the slide rail in a sliding mode, the double-nut electric screw press further comprises a screw, the upper end of the screw is provided with an upper nut, the lower end of the screw is provided with a lower nut, the upper nut is arranged in the upper cross beam, and the lower nut is arranged in the slide block.

Further, an upper nut gland is arranged at the lower end of the upper nut, and the upper nut gland is fixedly connected with the upper cross beam.

Further, the upper end of the lower nut is provided with a lower nut gland which is fixedly connected with the sliding block.

Further, a flywheel is arranged on the screw rod, a supporting cylinder is arranged on the flywheel, and the flywheel is connected with an output shaft of the driving device through a transmission belt.

Further, an external spline is arranged on the screw, an internal spline is arranged in the supporting cylinder of the flywheel, and the external spline of the screw is matched with the internal spline of the flywheel.

Further, the periphery of the supporting cylinder is provided with a convex ring, the supporting cylinder is provided with a thrust bearing, the thrust bearing is arranged at the lower end of the convex ring, and the periphery of the thrust bearing is contacted with the upper cross beam.

Further, a radial bearing is arranged on the supporting cylinder and is arranged at the upper end of the convex ring, and the periphery of the radial bearing is contacted with the upper cross beam.

Further, a bearing cover is arranged on the upper cross beam, and the lower end of the bearing cover is pressed at the upper end of the radial bearing.

Further, a working table plate is arranged on the base and is positioned below the sliding block.

Further, pull rods are arranged on the base, the upright posts and the upper cross beam in a penetrating mode, pull rod nuts are arranged on the pull rods in a threaded mode, and the pull rod nuts are in butt joint with the upper cross beam.

Compared with the prior art, the application has the beneficial effects that:

1. According to the application, the lower nut and the upper nut are respectively arranged on the sliding block and the upper cross beam, and the upper end of the screw rod and the lower end of the screw rod are respectively in threaded fit with the upper nut and the lower nut, so that the sliding block can move faster when the screw rod rotates, the efficiency of the press is increased, and the technological process of striking is completed.

2. The flywheel and the screw rod are matched by adopting the internal and external splines, and the flywheel can stably rotate and drive the screw rod to rotate under the matching of the thrust bearing and the radial bearing.

3. The application uses the pull rod to fix the base, the upright post and the upper cross beam together, so that the press machine has stable structure.

Drawings

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

Fig. 1 is a schematic diagram of the overall structure of the present application.

In the figure:

1. The device comprises a base, 2, a working table plate, 3, a stand column, 4, a sliding block, 5, a lower nut, 6, a lower nut gland, 7, a screw, 8, an upper nut gland, 9, an upper nut, 10, an upper cross beam, 11, an internal spline, 12, an external spline, 13, a bearing gland, 14, a radial bearing, 15, a thrust bearing, 16, a flywheel, 17, a pull rod, 18 and a pull rod nut.

Detailed Description

The application will be further described with reference to the drawings and examples.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

In the present application, terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", etc. refer to an orientation or a positional relationship based on that shown in the drawings, and are merely relational terms, which are used for convenience in describing structural relationships of various components or elements of the present application, and do not denote any one of the components or elements of the present application, and are not to be construed as limiting the present application.

Example 1

The embodiment is a press, concretely relates to double-nut electric screw press, from the perspective of the overall structure of the press, the press of this embodiment includes base 1, stand 3 is installed to base 1 upper end, stand 3 upper end is installed up crossbeam 10, base 1, stand 3, up crossbeam 10 has formed the overall structure of press, have the slide rail on stand 3, and slidable mounting has slider 4 on the slide rail, this embodiment utilizes screw rod 7 to drive slider 4 motion on the slide rail, upper nut 9 is installed to the upper end of screw rod 7, lower nut 5 is installed to the lower extreme of screw rod 7, the correspondence, the upper end of screw rod 7 has the upper thread, the lower extreme of screw rod 7 has the lower screw thread, and the upper thread is in contrast with the lower thread of screw rod 7 lower extreme, the upper thread cooperates with upper nut 9, upper nut 9 is arranged in upper crossbeam 10, lower nut 5 is arranged in slider 4, as specific embodiment, upper nut 9 lower end arrangement has upper nut gland 8, upper nut 8 and upper crossbeam 10 are fixed connection with upper nut 9, install upper nut 9, lower nut 5 is further fixed in upper crossbeam 10 at upper crossbeam 4, the upper nut 4 is realized in the upper and lower nut 4, the implementation of this embodiment can be realized in the process of the press, the nut 4 is realized, the quick-running nut is realized, and the upper nut 4 is further, the implementation of the process of the embodiment is realized in the upper nut 4, and the lower nut 4 is realized.

As an implementation scheme, the flywheel 16 is installed on the screw 7, the flywheel 16 is provided with a supporting cylinder, the flywheel 16 is connected with an output shaft of the driving device through a transmission belt, specifically, the screw 7 is provided with an external spline 12, the supporting cylinder of the flywheel 16 is internally provided with an internal spline 11, the external spline 12 of the screw 7 is meshed and matched with the internal spline 11 of the flywheel 16, as a stable arrangement scheme of the flywheel 16, the upper cross beam 10 is internally provided with a concave hole, the supporting cylinder is arranged in the concave hole, the periphery of the supporting cylinder is provided with a convex ring, the supporting cylinder is provided with a thrust bearing 15, the thrust bearing 15 is arranged at the lower end of the convex ring, the periphery of the thrust bearing 15 is contacted with the upper cross beam 10, the supporting cylinder is provided with a centripetal bearing 14, the centripetal bearing 14 is arranged at the upper end of the convex ring, the periphery of the centripetal bearing 14 is contacted with the upper cross beam 10, and as a protection structure of the bearing, the embodiment is provided with a bearing gland 13, the lower end of the bearing gland 13 is pressed at the upper end of the centripetal bearing 14, and the bearing is further sealed in the upper cross beam 10.

As another press structure, in this embodiment, a table 2 is mounted on a base 1, and the table 2 is located below a slider 4.

In addition, a pull rod 17 is arranged on the base 1, the upright post 3 and the upper cross beam 10 in a penetrating way, a pull rod nut 18 is arranged on the pull rod 17 in a threaded connection mode, the pull rod nut 18 is in butt joint with the upper cross beam 10, and the pull rod 17 connects the base 1, the upright post 3 and the upper cross beam 10 together, so that the whole structure of the press is stable.

The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

While the foregoing description of the embodiments of the present application has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the application, but rather, it is intended to cover all modifications or variations within the scope of the application as defined by the claims of the present application.

Claims

1. The double-nut electric screw press comprises a base (1), wherein an upright post (3) is arranged at the upper end of the base (1), an upper cross beam (10) is arranged at the upper end of the upright post (3), a sliding rail is arranged on the upright post (3), a sliding block (4) is arranged on the sliding rail in a sliding manner, and the double-nut electric screw press is characterized by comprising a screw (7), an upper nut (9) is arranged at the upper end of the screw (7), a lower nut (5) is arranged at the lower end of the screw (7), and the screwing direction of an upper thread at the upper end of the screw (7) is opposite to that of a lower thread at the lower end of the screw (7);

The upper nut (9) is arranged in the upper cross beam (10), and the lower nut (5) is arranged in the sliding block (4);

The base (1), the upright post (3) and the upper cross beam (10) are provided with pull rods (17) in a penetrating mode, pull rod nuts (18) are arranged on the pull rods (17) in a threaded mode, and the pull rod nuts (18) are in butt joint with the upper cross beam (10).

2. The double-nut electric screw press according to claim 1, characterized in that an upper nut gland (8) is arranged at the lower end of the upper nut (9), and the upper nut gland (8) is fixedly connected with an upper cross beam (10).

3. The double-nut electric screw press according to claim 1, wherein a lower nut gland (6) is arranged at the upper end of the lower nut (5), and the lower nut gland (6) is fixedly connected with the sliding block (4).

4. The double-nut electric screw press according to claim 1, characterized in that the screw (7) is provided with a flywheel (16), the flywheel (16) is provided with a support cylinder, and the flywheel (16) is connected with the output shaft of the driving device through a transmission belt.

5. The double-nut electric screw press according to claim 4, characterized in that the screw (7) is provided with external splines (12), the supporting cylinder of the flywheel (16) is internally provided with internal splines (11), and the external splines (12) of the screw (7) are matched with the internal splines (11) of the flywheel (16).

6. The double-nut electric screw press according to claim 4, wherein the support cylinder is provided with a convex ring at the outer periphery thereof, a thrust bearing (15) is provided on the support cylinder, the thrust bearing (15) is arranged at the lower end of the convex ring, and the outer periphery of the thrust bearing (15) is in contact with the upper cross beam (10).

7. Double nut electric screw press according to claim 6, characterized in that a radial bearing (14) is provided on the support cylinder, which radial bearing (14) is arranged at the upper end of the collar, the outer periphery of the radial bearing (14) being in contact with the upper cross beam (10).

8. The double-nut electric screw press according to claim 7, wherein a bearing cover (13) is arranged on the upper cross beam (10), and the lower end of the bearing cover (13) is pressed on the upper end of the radial bearing (14).

9. Double nut electric screw press according to claim 1, characterized in that a work table (2) is provided on the base (1), which work table (2) is located below the slide (4).