CN212330258U

CN212330258U - Central shaft locking mechanism for press-fitting machine

Info

Publication number: CN212330258U
Application number: CN202021001697.1U
Authority: CN
Inventors: 黄军垒
Original assignee: Zhengzhou Spaceme Co ltd
Current assignee: Zhengzhou Spaceme Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2021-01-12
Anticipated expiration: 2030-06-04

Abstract

The utility model discloses a center pin locking mechanism for pressure equipment machine, including the workstation, install the lantern ring on the workstation, install the bearing inner race in the lantern ring, install the three clamping mechanism who is used for stabilizing the bearing inner race on the lantern ring, the bearing inner race is installed at the top of bearing inner race, installs the mounting bracket on the workstation, and drive arrangement is installed at the top of mounting bracket, and drive arrangement's bottom links to each other with the mounting panel, installs fixing device on the mounting panel, installs the center pin in the fixing device. The utility model discloses locking and change convenience to the center pin, the pressure equipment is efficient.

Description

Central shaft locking mechanism for press-fitting machine

Technical Field

The utility model relates to a pressure equipment machine field specifically is a center pin locking mechanism for pressure equipment machine.

Background

The digital press-mounting machine is a novel mechanical and electrical integration precision machine tool and is widely used for press-mounting and assembling various part products; and (3) stamping, molding and pressure assembly of metal and nonmetal parts. The digital press-mounting machine adopts a touch screen as data input and data display, an originally-installed American import force-measuring sensor is used as a pressure acquisition signal, and the system can calculate pressure signals and displacement signals at the speed of 500 times per second, make various alarms and draw curves.

When the press-mounting machine is used for press-mounting parts such as bearings, different central shafts need to be replaced according to different parts.

The locking and replacing of the central shaft by the existing press-fitting machine are inconvenient, so that a mechanism which is convenient for locking and replacing the central shaft is urgently required to be developed aiming at the current situation so as to overcome the defects in the current practical application and meet the current requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a center pin locking mechanism for pressure equipment machine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a center pin locking mechanism for pressure equipment machine, includes the workstation, install the lantern ring on the workstation, install the bearing outer lane in the lantern ring, install the three clamping mechanism who is used for stabilizing the bearing outer lane on the lantern ring, the bearing inner circle is installed at the top of bearing outer lane, install the mounting bracket on the workstation, drive arrangement is installed at the top of mounting bracket, drive arrangement's bottom links to each other with the mounting panel, install fixing device on the mounting panel, install the center pin in the fixing device.

As a further aspect of the present invention: the three clamping mechanisms are uniformly distributed on the lantern ring in a circular shape.

As a further aspect of the present invention: the clamping mechanism includes: cylinder, grip block and compression spring, the cylinder passes through the screw and links to each other with the workstation, the telescopic link of cylinder extends to inside the lantern ring, the grip block is installed inside the lantern ring, the inner wall elastic connection of grip block through a plurality of compression springs and the lantern ring, the telescopic link and the grip block laminating of cylinder.

As a further aspect of the present invention: the fixing device includes: servo motor, threaded rod, bearing frame, bearing, slider, connecting rod, first snap ring and second snap ring, servo motor installs on the mounting panel, servo motor's output shaft passes through the shaft coupling and links to each other with the threaded rod, the threaded rod passes through the bearing frame and the bearing rotates with the mounting panel to be connected, install the slider on the threaded rod, first snap ring is installed in the left side of slider, first snap ring links to each other with the slider through two connecting rods, matched with second snap ring with it is installed in the left side of first snap ring, the second snap ring passes through the screw and links to each other with the mounting panel, first snap ring and second snap ring all are semi-circular, install the center pin between first snap ring and the second snap ring.

As a further aspect of the present invention: the driving device is a hydraulic cylinder.

Compared with the prior art, the beneficial effects of the utility model are that: according to the central shaft locking mechanism for the press-mounting machine, the bearing outer ring is placed in the lantern ring, the clamping plate is driven by the air cylinder to fix the bearing outer ring, the bearing inner ring is placed on the bearing outer ring, the threaded rod is driven to rotate by the servo motor, the sliding block is driven to move by the rotation of the threaded rod, the first clamping ring is driven to move by the movement of the sliding block, the central shaft is clamped by the cooperation of the first clamping ring and the second clamping ring, and the locking of the central shaft is facilitated; the mounting plate is driven to move up and down through the driving device, the mounting plate moves up and down to drive the central shaft to press the bearing inner ring into the bearing outer ring, and the press fitting efficiency is improved. To sum up, the utility model discloses locking and change convenience to the center pin, the pressure equipment is efficient.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a view from a-a direction in the front view of the present invention.

Fig. 3 is a view from the direction B-B in the front view of the present invention.

In the figure: 1-workbench, 2-lantern ring, 3-bearing outer ring, 4-clamping mechanism, 401-air cylinder, 402-clamping plate, 403-compression spring, 5-bearing inner ring, 6-mounting frame, 7-driving device, 8-mounting plate, 9-fixing device, 901-servo motor, 902-threaded rod, 903-bearing seat, 904-bearing, 905-sliding block, 906-connecting rod, 907-first snap ring, 908-second snap ring and 10-central shaft.

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.

Example 1

Please refer to fig. 1-3, in the embodiment of the present invention, a center pin locking mechanism for a press-mounting machine, including workstation 1, install the lantern ring 2 on the workstation 1, install bearing inner race 3 in the lantern ring 2, install three clamping mechanism 4 that is used for stabilizing bearing inner race 3 on the lantern ring 2, it is three clamping mechanism 4 is circular equipartition on the lantern ring 2, bearing inner race 5 is installed at the top of bearing inner race 3, install mounting bracket 6 on the workstation 1, drive arrangement 7 is installed at the top of mounting bracket 6, drive arrangement 7 is the pneumatic cylinder, drive arrangement 7's bottom links to each other with mounting panel 8, install fixing device 9 on mounting panel 8, install center pin 10 in the fixing device 9, fixing device 9 includes: the servo motor 901, a threaded rod 902, a bearing seat 903, a bearing 904, a sliding block 905, a connecting rod 906, a first snap ring 907 and a second snap ring 908, wherein the servo motor 901 is installed on the installation plate 8, an output shaft of the servo motor 901 is connected with the threaded rod 902 through a coupler, the threaded rod 902 is rotatably connected with the installation plate 8 through the bearing seat 903 and the bearing 904, the sliding block 905 is installed on the threaded rod 902, the first snap ring 907 is installed on the left side of the sliding block 905, the first snap ring 907 is connected with the sliding block 905 through the two connecting rods 906, the second snap ring 908 matched with the first snap ring 907 is installed on the left side of the first snap ring 907, the second snap ring 908 is connected with the installation plate 8 through screws, the first snap ring 907 and the second snap ring 908 are both semicircular, and the central shaft 10 is installed between the first. The bearing inner ring 5 is placed on the bearing outer ring 3, the threaded rod 902 is driven to rotate through the servo motor 901, the sliding block 905 is driven to move through rotation of the threaded rod 902, the first clamping ring 907 is driven to move through movement of the sliding block 905, the center shaft 10 is clamped through cooperation of the first clamping ring 907 and the second clamping ring 908, the mounting plate 8 is driven to move up and down through the driving device 7, and the bearing inner ring 5 is pressed into the bearing outer ring 3 through the center shaft 10 driven by up and down movement of the mounting plate 8.

Example 2

Referring to fig. 1-2, in an embodiment of the present invention, the clamping mechanism 4 includes: the clamping device comprises an air cylinder 401, a clamping plate 402 and compression springs 403, wherein the air cylinder 401 is connected with a workbench 1 through screws, telescopic rods of the air cylinder 401 extend to the interior of a lantern ring 2, the clamping plate 402 is installed inside the lantern ring 2, the clamping plate 402 is elastically connected with the inner wall of the lantern ring 2 through the compression springs 403, and the telescopic rods of the air cylinder 401 are attached to the clamping plate 402.

According to the central shaft locking mechanism for the press-mounting machine, the bearing outer ring 3 is placed in the lantern ring 2, the clamping plate 402 is driven by the air cylinder 401 to fix the bearing outer ring 3, the bearing inner ring 5 is placed on the bearing outer ring 3, the threaded rod 902 is driven to rotate by the servo motor 901, the sliding block 905 is driven to move by the rotation of the threaded rod 902, the first clamping ring 907 is driven to move by the movement of the sliding block 905, the central shaft 10 is clamped by the cooperation of the first clamping ring 907 and the second clamping ring 908, and the locking and the replacement of the central shaft 10 are facilitated; the mounting plate 8 is driven to move up and down through the driving device 7, the mounting plate 8 moves up and down to drive the central shaft 10 to press the bearing inner ring 5 into the bearing outer ring 3, and the press fitting efficiency is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a center pin locking mechanism for pressure equipment machine, includes workstation (1), its characterized in that, install the lantern ring (2) on workstation (1), install bearing outer lane (3) in the lantern ring (2), install three clamping mechanism (4) that are used for stabilizing bearing outer lane (3) on the lantern ring (2), bearing inner circle (5) are installed at the top of bearing outer lane (3), install mounting bracket (6) on workstation (1), drive arrangement (7) are installed at the top of mounting bracket (6), the bottom of drive arrangement (7) links to each other with mounting panel (8), install fixing device (9) on mounting panel (8), install center pin (10) in fixing device (9).

2. Central shaft locking mechanism for presses according to claim 1, characterized in that three clamping mechanisms (4) are evenly distributed in a circle on the collar (2).

3. Central shaft locking mechanism for presses according to claim 1, characterized in that the clamping mechanism (4) comprises: cylinder (401), grip block (402) and compression spring (403), cylinder (401) link to each other with workstation (1) through the screw, the telescopic link of cylinder (401) extends to inside lantern ring (2), grip block (402) are installed inside lantern ring (2), grip block (402) are connected with the inner wall elastic connection of lantern ring (2) through a plurality of compression spring (403), the telescopic link of cylinder (401) is laminated with grip block (402).

4. Central shaft locking mechanism for presses according to claim 1, characterized in that the fixing means (9) comprise: the servo motor (901), a threaded rod (902), a bearing seat (903), a bearing (904), a sliding block (905), a connecting rod (906), a first snap ring (907) and a second snap ring (908), wherein the servo motor (901) is installed on an installation plate (8), an output shaft of the servo motor (901) is connected with the threaded rod (902) through a coupler, the threaded rod (902) is rotatably connected with the installation plate (8) through the bearing seat (903) and the bearing (904), the sliding block (905) is installed on the threaded rod (902), the first snap ring (907) is installed on the left side of the sliding block (905), the first snap ring (907) is connected with the sliding block (905) through the two connecting rods (906), the second snap ring (908) matched with the first snap ring (907) is installed on the left side of the first snap ring (907), the second snap ring (908) is connected with the installation plate (8) through a screw, and the first snap ring (907) and the second snap ring (, a central shaft (10) is arranged between the first snap ring (907) and the second snap ring (908).

5. A central shaft locking mechanism for a press-fitting machine according to any one of claims 1-4, characterized in that the driving means (7) is a hydraulic cylinder.