CN210879437U

CN210879437U - Transition fit long shaft loading and unloading device based on centrifugal machine

Info

Publication number: CN210879437U
Application number: CN201921158930.4U
Authority: CN
Inventors: 张毅; 闵立武; 洪涛; 闫凯
Original assignee: AVIC Aerospace Life Support Industries Ltd
Current assignee: AVIC Aerospace Life Support Industries Ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-06-30
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a transition cooperation major axis handling device based on centrifuge, including device support, balance adjustment device, push-and-pull mechanism and push-and-pull locking device. The device bracket is used for mounting a balance adjusting device, a push-pull mechanism and a push-pull locking device, and the bottom of the device bracket is provided with universal wheels, so that the whole device can move freely; the balance adjusting device consists of a sliding screw, a limiting device, a guiding device and a guiding device limiting shaft and is used for adjusting the balance when the long shaft is installed and guiding when the long shaft is pushed and pulled; the push-pull mechanism comprises an electric mechanism, a speed reducing mechanism and a push-pull screw rod, and the push-pull screw rod is driven to enter and exit by the positive and negative rotation of the motor so as to drive the long shaft to enter and exit; the push-pull locking device makes the whole device fixed in the long shaft installation process. The utility model discloses realize balanced regulation in the major axis installation, simple structure, convenient operation can satisfy the demand to major axis balance adjustment and fast loading and unloading.

Description

Transition fit long shaft loading and unloading device based on centrifugal machine

Technical Field

The utility model relates to a transition cooperation major axis handling device based on centrifuge.

Background

When a large-scale centrifuge nacelle locks a long shaft, because the long shaft and a centrifuge arm are in transition fit, the long shaft needs to be centered with a hole in the centrifuge arm in a stepless adjustment mode in the process of loading and unloading the long shaft, then equipment is fixed, and then thrust is applied to push the long shaft to the centrifuge arm hole for installation, and loading and unloading are carried out for many times due to different nacelle. The installation of present transition fit's major axis all adopts the fixed mounting mode, installs through crane hoist and mount balance, loads and unloads very few after once the installation is accomplished, all adopts the hoist and mount mode to install the adjustment to the major axis that needs to dismantle many times, and connection work is complicated, weight is great to can bring convenience of use nature, personnel and the effective heavy burden of equipment and reduce scheduling problem.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem who mainly solves provides a transition fit major axis handling device based on centrifuge, it not only can the quick adjustment major axis the balance and with the centering nature in hole, and can exert thrust and pulling force behind the centering, realize the loading and unloading of transition fit major axis, its simple structure, convenient operation, when can satisfying transition fit's major axis loading and unloading, realize the demand of exerting of balanced regulation and push-and-pull load fast.

The utility model provides a technical scheme that its technical problem adopted is: transition cooperation major axis handling device based on centrifuge, it includes device support, balance adjustment device, push-and-pull mechanism. The device support is of a square frame structure and is used for mounting a balance adjusting device B and a push-pull mechanism C and comprises a top beam, a bottom beam, a left side beam and a right side beam which are used for connecting the top beam and the bottom beam, a bearing cross beam is arranged between the top beam and the bottom beam, and a positioning hole is formed in the bearing cross beam; the balance adjusting device is arranged on the device bracket A and used for adjusting the long shaft to center the arm hole of the centrifugal machine, and comprises a balance adjusting sliding bolt, a limiting device and a guiding device, wherein the limiting device is matched with the appearance of the long shaft, and two free ends of the limiting sliding bolt are connected with the guiding device through a limiting fixing bolt; the upper part of the guide device is provided with a groove matched with the appearance of the long shaft, the long shaft is placed on the groove, the lower part of the guide device is provided with a limiting shaft which is coaxial with a corresponding positioning hole, a balance adjusting sliding bolt capable of adjusting the length of the bolt is vertically arranged on the top beam and connected with the guide device, one end of the balance adjusting sliding bolt is connected with the top beam, the other end of the balance adjusting sliding bolt is connected with the guide device, the length of the balance adjusting sliding bolt is adjusted, the guide device is driven to be adjusted at a certain height along the limiting shaft of the guide device; the push-pull mechanism is arranged on the side beam and used for pushing the long shaft into or discharging the long shaft out of the arm hole of the centrifugal machine, and comprises a motor, a speed reducing mechanism and a push-pull screw rod, wherein one end of the push-pull screw rod is a free end, the other end of the push-pull screw rod is connected with the tail part of the long shaft, and the motor and the speed reducing mechanism drive the push-pull screw rod to enter and exit through the forward and reverse rotation of the motor, so that the.

According to the technical scheme, the device support is of a square frame structure formed by splicing aluminum profiles and used for installing a balance adjusting device and a push-pull mechanism, and universal wheels are installed at the bottom of the device support, so that the whole device can move freely.

According to the technical scheme, the balance adjusting device consists of a sliding screw rod, a limiting device, a guiding device and a guiding device limiting shaft and is used for adjusting the balance during long shaft installation and guiding during pushing and pulling.

According to the technical scheme, the push-pull mechanism consists of an electric mechanism, a speed reducing mechanism and a push-pull screw rod, wherein the electric mechanism is fixed on the device bracket through a motor mounting bottom plate, and the push-pull screw rod is driven to enter and exit by the forward and reverse rotation of a motor, so that the long shaft is driven to enter and exit.

According to the technical scheme, the two ends of the push-pull locking device are provided with the positive threads and the negative threads, one end of the push-pull locking device is fixed on the device support, and the other end of the push-pull locking device is fixed on the support arm on which the shaft pin is arranged, so that the whole device is fixed in the long shaft installation process.

According to the technical scheme, the transition fit long shaft loading and unloading device based on the centrifugal machine further comprises four universal wheels fixed at the bottom of the device and used for adjusting and moving the position of the whole device. According to the technical scheme, the motor and the speed reducing mechanism are fixed on the motor mounting base plate and are fixed on the side beam of the device bracket through the motor fixing bolt.

The utility model discloses following beneficial effect has: the utility model discloses a through establishing level four adjusting device, the hoist and mount of major axis are realized to the first order, and the second level realizes the balanced regulation in major axis hoist and mount back, and the third level is realized exerting of power when the major axis installation and is pulling out exerting of power when the major axis is dismantled, and the level four realizes that the whole equipment is fixed for the centrifuge arm hole in major axis handling. The utility model discloses not only can the balance of quick adjustment major axis, and can realize the realization of the fixed complete equipment in back and push-and-pull load at balanced regulation, its simple structure, convenient operation can satisfy the demand to major axis balanced adjustment and fast loading and unloading.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic view of the structural assembly of an embodiment of the present invention;

fig. 2 is an exploded view of an embodiment of the present invention;

wherein: 1-top beam, 2-guide rail, 3-slide block, 4-balance adjustment sliding bolt, 5-limiting device, 6-long shaft, 7-limiting fixing bolt, 8-guiding device, 9-limiting shaft, 10-bearing cross beam, 11-left side beam, 12-right side beam, 13-motor mounting bottom plate, 14-motor fixing bolt, 15-push-pull screw, 16-motor and speed reducing mechanism, 17-push-pull locking device, 18-bottom beam, 19-universal wheel and 20-positioning hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.

Referring to fig. 1 to 2, the transition fit long shaft loading and unloading device based on the centrifuge comprises a device bracket a, a balance adjusting device B and a push-pull mechanism C.

In this embodiment, the device support A is a square frame structure for installing a balance adjustment device B and a push-pull mechanism C, and comprises a top beam (1), a bottom beam (18), side beams (11, 12) for connecting the top beam (1) and the bottom beam (18), a bearing cross beam (10) between the top beam (1) and the bottom beam (18), wherein the bearing cross beam (10) is provided with a positioning hole (20), a push-pull locking device (17), a universal wheel (19), a bottom short cross beam and other aluminum profiles which are spliced to form the device support A. The lower end of the top beam (1) is provided with a guide rail (2) and a sliding block (3), the guide rail (2) is fixedly connected to the lower end of the top beam (1), the sliding block (3) is clamped on the guide rail (2), and the other end of the sliding block is fixedly connected with a balance adjusting sliding bolt (4); 4 push-pull locking devices (17) are arranged, wherein one end of each push-pull locking device is provided with a positive thread, the other end of each push-pull locking device is provided with a negative thread, the push-pull locking devices are distributed around the long shaft (6), and are respectively and fixedly connected with the side beam (12) and the centrifuge support arm and used for fixing the whole set of device in the installation process; the device support also comprises four universal wheels (19) fixed at the bottom of the device and used for adjusting and moving the position of the whole device. The bearing cross beam (10) is connected with a guide device (8) of the balance adjusting device and is used for supporting the balance adjusting device. The side beam (11) is connected with the motor mounting base plate (13) and is used for fixing the motor and the speed reducing mechanism (16). The side beam (12) is connected with a push-pull locking device (17) and is used for locking the whole device in the installation process.

The balance adjusting device comprises a balance adjusting sliding bolt (4), a limiting device (5), a limiting fixing bolt (7), a guiding device (8) and a guiding device limiting shaft (9). 4 balance adjustment sliding bolt (4) link to each other with guider (8) respectively, and the accessible is adjusted the length of balance adjustment sliding bolt (4) to drive guider (8) along the spacing axle of guider (9) at the adjustment of a take the altitude, realize the balanced regulation of major axis (6).

The push-pull mechanism comprises a motor and speed reducing mechanism (16), a motor mounting bottom plate (13), a motor fixing bolt (14) and a push-pull screw (15). The motor and the speed reducing mechanism (16) are fixed on the motor mounting base plate (13) and are fixed on the device bracket through motor fixing bolts (14). The motor and the speed reducing mechanism (16) can drive the push-pull screw rod (15) to enter and exit through positive and negative rotation, and the push-pull screw rod (15) is connected with the long shaft (6), so that the long shaft (6) can be driven to be installed and detached.

The utility model discloses a technical scheme through establishing level four adjusting device: the device bracket is a connecting and fixing device of the whole device, the balance adjusting device is fixed in the device bracket, and the first stage realizes the hoisting of the long shaft and the balance adjustment of the second stage long shaft when the long shaft is installed in the arm hole; the push-pull mechanism is arranged on one side of the device bracket and is used for realizing the application of pushing force when the third-stage long shaft is installed and the implementation of pulling force when the long shaft is removed; the push-pull locking device serves as a fourth stage to realize fixation of the whole device relative to the arm hole of the centrifuge in the long shaft loading and unloading process, and four universal adjusting pulleys at the bottom of the device support are used for transportation and position adjustment of the whole device. Therefore, the transition fit long shaft loading and unloading device based on the centrifugal machine can conveniently realize the transportation, hoisting and balance adjustment of the long shaft in the loading and unloading process and the force application in the loading and unloading process.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a transition cooperation major axis handling device based on centrifuge which characterized in that: the device comprises a device bracket A, a balance adjusting device B and a push-pull mechanism C,

the device support A is of a square frame structure and is used for mounting a balance adjusting device B and a push-pull mechanism C and comprises a top beam (1), a bottom beam (18), a left side beam (11) and a right side beam (12) which are used for connecting the top beam (1) and the bottom beam (18), a bearing cross beam (10) is arranged between the top beam (1) and the bottom beam (18), and a positioning hole (20) is formed in the bearing cross beam (10);

the balance adjusting device B is arranged on the device support A and used for adjusting the long shaft (6) to center the arm hole of the centrifugal machine, and comprises a balance adjusting sliding bolt (4), a limiting device (5) and a guiding device (8), wherein the limiting device (5) is matched with the long shaft (6) in shape, and two free ends of the limiting sliding bolt are connected with the guiding device (8) through a limiting fixing bolt (7); the upper part of the guide device (8) is provided with a groove matched with the appearance of the long shaft (6), the long shaft (6) is placed on the groove, the lower part of the long shaft is provided with a limiting shaft (9) and coaxial with a corresponding positioning hole (20), a balance adjusting sliding bolt (4) capable of adjusting the length of the bolt is vertically arranged on the top beam (1) and the connecting guide device (8), one end of the balance adjusting sliding bolt (4) is connected with the top beam (1), the other end of the balance adjusting sliding bolt is connected with the guide device (8), the length of the balance adjusting sliding bolt (4) is adjusted, the guide device (8) is driven to be adjusted at a certain height along the limiting shaft (9) of the guide device, and the balance adjustment of the;

the push-pull mechanism C is arranged on the left side beam (11) and used for pushing the long shaft (6) into or discharging the long shaft out of a centrifuge arm hole, and comprises a motor, a speed reducing mechanism (16) and a push-pull screw rod (15), wherein one end of the push-pull screw rod (15) is a free end, the other end of the push-pull screw rod is connected with the tail part of the long shaft (6), and the motor and the speed reducing mechanism (16) drive the push-pull screw rod (15) to enter and exit through the forward and reverse rotation of the motor, so that the long shaft (6) can.

2. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 1, wherein: the centrifugal machine further comprises a push-pull locking device (17), one end of the push-pull locking device (17) is fixedly connected with the right side beam (12), and the other end of the push-pull locking device is fixed on a centrifuge support arm to be installed and used for fixing the whole set of device in the installation process.

3. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 2, wherein: one end of the push-pull locking device is provided with a positive thread, and the other end of the push-pull locking device is provided with a negative thread.

4. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 2, wherein: the push-pull locking devices (17) are 4 in number and distributed around the long shaft (6).

5. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 1, wherein: the number of the balance adjusting sliding bolts (4) is four, and two are uniformly distributed on the left and right of the long shaft (6).

6. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 1, wherein: the device bracket A can also be a box body provided with an opening convenient to install and adjust.

7. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 1, wherein: the lower end of the top beam (1) is provided with a guide rail (2) and a sliding block (3), the guide rail (2) is fixedly connected to the lower end of the top beam (1), the sliding block (3) is clamped on the guide rail (2), and the other end of the sliding block is fixedly connected with a balance adjusting sliding bolt (4).

8. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 1, wherein: the device support also comprises four universal wheels (19) fixed at the bottom of the device and used for adjusting and moving the position of the whole device.

9. A centrifuge-based transition fit long shaft handling apparatus as defined in claim 1, wherein: the motor and the speed reducing mechanism (16) are fixed on the motor mounting base plate (13) and are fixed on the side beam of the device bracket through motor fixing bolts (14).