CN217578199U

CN217578199U - Impeller overhauling device

Info

Publication number: CN217578199U
Application number: CN202123005299.4U
Authority: CN
Inventors: 张伟; 张恭运; 单既强; 韩桂强; 肖茂磊; 张胜超
Original assignee: Himile Mechanical Science and Technology Shandong Co Ltd
Current assignee: Himile Mechanical Science and Technology Shandong Co Ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-10-14
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses an impeller overhauling device, which relates to the technical field of tool fixtures and comprises a bracket, wherein a rotating device is arranged on the bracket in a sliding manner; the rotating device moves along the bracket under the driving of the linear driving mechanism; one end of the rotating device is provided with a fastening disc, and the fastening disc is connected with the rotating device through a connecting rod; the connecting rod penetrates through the rotating device and is connected with the bracket, and the fastening disc tightly presses the workpiece; the utility model can facilitate the loading and unloading of the impeller, and improve the maintenance efficiency; the manual operation can be reduced, the labor intensity is reduced, and the safety is improved.

Description

Impeller overhauling device

Technical Field

The utility model relates to a large-scale work piece clamping device with through-hole especially relates to an impeller overhauls device, belongs to frock clamp technical field.

Background

The impeller belongs to the core pneumatic element of the centrifugal compressor. The quality of the impeller directly affects the reliability of the centrifugal compressor. Therefore, the impeller work piece needs to be maintained and inspected in the manufacturing process, and in order to maintain and inspect, the impeller work piece generally needs to be vertically placed, but in the actual maintenance operation process, because the shape of the impeller work piece is complicated, the impeller work piece is inconvenient to clamp, and the impeller work piece is conveyed to the maintenance device through a plurality of workers in the common way, so that the following problems exist in the manual conveying mode:

1. because the impeller workpieces are large, a large potential safety hazard exists in the carrying process, and the workpieces with particularly large weight are difficult to carry manually;

2. the manual carrying is not convenient for the feeding and the discharging of the impeller maintenance, and the maintenance efficiency is reduced.

In view of the foregoing, it is apparent that the prior art has inconvenience and disadvantages in practical use, and thus, needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the defects are overcome, and provides an impeller maintenance device which can facilitate the loading and unloading of an impeller and improve the maintenance efficiency; can reduce manual operation, reduce labor intensity and improve safety.

For solving the technical problem, the utility model adopts the following technical scheme: the impeller overhauling device comprises a bracket, wherein a rotating device is arranged on the bracket in a sliding manner; the rotating device moves along the bracket under the driving of the linear driving mechanism; one end of the rotating device is provided with a fastening disc, and the fastening disc is connected with the rotating device through a connecting rod;

the connecting rod penetrates through the rotating device to be connected with the support, and the fastening disc compresses the workpiece.

Further, the rotating device comprises a rotatable connecting sleeve, and the connecting sleeve is sleeved on the mandrel.

Furthermore, the connecting rod is arranged in the center of one side of the fastening disc, and the connecting piece is a bolt; the mandrel is provided with a through hole along the axis, and the wall of the through hole is provided with an internal thread; the bolt is connected with the internal thread of the through hole of the mandrel.

Further, the rotating device is fixed on the sliding block; the sliding block slides up and down along the guide rail; the guide rail is arranged on the bracket.

Furthermore, a through hole corresponding to the through hole on the mandrel is formed in the sliding block; the bracket is provided with a fastening screw hole matched with the bolt;

and the bolt sequentially penetrates through the through hole of the mandrel and the through hole in the sliding block to be connected with the fastening screw hole.

Further, the slider is connected with a linear driving mechanism, the linear driving mechanism is connected with an ascending button and a descending button, and the ascending button and the descending button are respectively arranged on two sides of the support.

Furthermore, a rocking handle is arranged on the fastening disc.

Further, the linear driving mechanism is a cylinder, the cylinder is fixed on the support through a support frame, and the support frame is of a triangular structure.

Further, the bracket is of a structure with a narrow upper part and a wide lower part;

the rotating device, the guide rail, the linear driving mechanism and the sliding block are arranged on the same side face of the support.

The utility model adopts the above technical scheme after, compare with prior art, have following advantage:

the utility model discloses can realize that the through-hole size is little, the big circular workpiece automatic feeding of external diameter, unload, easy operation, avoid the emergence of artifical transport work piece process incident, factor of safety is high. The working strength is reduced.

The utility model discloses well rotary device can drive the work piece rotation, realizes examining comprehensively of work piece, maintains or measures.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

fig. 3 is an installation view of the rotating means and the fastening plate.

In the figure, the position of the upper end of the main shaft,

the device comprises a support 1, a rotating device 2, a connecting sleeve 21, a mandrel 22, a guide rail 3, a linear driving mechanism 4, a sliding block 5, a fastening disc 6, a rocking handle 7, a fastening screw hole 8, a bolt 9, a lifting button 10, a descending button 11 and a support frame 12.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.

Example 1

As shown in fig. 1-3, the utility model provides an impeller maintenance device, which comprises a bracket 1, wherein the bracket 1 is formed by welding square pipes, and the bracket 1 has a structure with a narrow upper part and a wide lower part, such as a trapezoid shape; this construction gives the stent 1 a better stability.

A rotating device 2 is arranged on an inclined plane at one side of the bracket 1, and the rotating device 2 is used for fixing and rotating a workpiece; the rotating device 2 comprises a rotatable connecting sleeve 21, the connecting sleeve 21 is rotatably sleeved on a mandrel 22 through a bearing, and the bearing is a ball bearing; the mandrel 22 is provided with a through hole along the axis, and the wall of the through hole is provided with an internal thread.

One end of the rotating device 2 is provided with a fastening disc 6, the fastening disc 6 is circular, a connecting rod is arranged at the center of one side of the fastening disc 6, the connecting rod penetrates through the rotating device 2 to be connected with the support 1, and the fastening disc 6 compresses a workpiece.

The connecting rod is a bolt 9, and the bolt 9 is connected with the internal thread of the through hole of the mandrel 22.

The other side of the fastening disk 6 is provided with a rocking handle 7, and the fastening disk 6 can be rotated through the rocking handle 7.

The other end of the rotating device 2 is fixed on a sliding block 5, and the mandrel 1 is fixedly connected with the sliding block 5; grooves are formed in two sides of the sliding block 5, the sliding block 5 is matched with the guide rail 3 through the grooves, and the sliding block 5 can slide up and down along the guide rail 3; the guide rail 3 is arranged on the inclined surface of the bracket 1, and the guide rail 3 extends along the inclined direction of the inclined surface of the bracket 1.

The bolt 9 can penetrate through a through hole of the mandrel 22, a through hole is arranged on the sliding block 5, and the through hole is arranged corresponding to the through hole on the mandrel 22; the inclined plane of the bracket 1 is provided with a fastening screw hole 8 matched with a bolt 9, and the bolt 9 sequentially penetrates through a through hole of the mandrel 22 and a through hole on the sliding block 5 to be connected with the fastening screw hole 8 so as to compress a workpiece.

The slider 5 is connected with the linear driving mechanism 4, the linear driving mechanism 4 is a cylinder, the cylinder is fixed at the middle position of the bottom end of the support 1 through a support frame 12, and the support frame 12 is of a triangular structure.

The linear driving mechanism 4 is connected with an ascending button 10 and a descending button 11, and the ascending button 10 and the descending button 11 are respectively arranged at two sides of the bracket 1.

The linear driving mechanism can also be an oil cylinder or a lead screw driving device.

The rotating device 2, the guide rail 3, the linear driving mechanism 4 and the sliding block 5 are arranged on the same side surface of the bracket 1.

The utility model discloses a theory of operation:

the workpiece is lifted and vertically placed on the ground by using the travelling crane and the sling, the position of the rotating device is adjusted by pressing the lifting button or the descending button through the action of the air cylinder, the fastening disc on the rotating device is dismounted, the rotating device can pass through the through hole of the workpiece, then the rocking handle on the fastening disc is rotated to pre-press the workpiece, the workpiece is prevented from falling, and at the moment, the bolt on the fastening disc does not extend out. The lifting button is pressed, the rotating device drives the workpiece to be lifted to a designated position under the action of the air cylinder, the bolt on the fastening disc is just aligned to the fastening screw hole in the support, the fastening disc continues to rotate, the bolt is screwed into the fastening screw hole in the support, and the workpiece is completely pressed and fixed.

After finishing, inspecting or measuring, rotating the fastening disc, loosening the bolt, pressing down the cylinder descending button, slowly dropping the workpiece to the ground, and unloading the workpiece after taking down the fastening disc.

The above description is illustrative of the best mode contemplated for carrying out the present invention and the details not specifically mentioned are within the common general knowledge of those skilled in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.

Claims

1. The utility model provides an impeller overhauls device which characterized in that: the device comprises a bracket (1), wherein a rotating device (2) is arranged on the bracket (1) in a sliding manner; the rotating device (2) moves along the bracket (1) under the driving of the linear driving mechanism (4); one end of the rotating device (2) is provided with a fastening disc (6), and the fastening disc (6) is connected with the rotating device (2) through a connecting rod;

the connecting rod penetrates through the rotating device (2) to be connected with the support (1), and the fastening disc (6) compresses the workpiece tightly.

2. An impeller servicing apparatus according to claim 1, wherein: the rotating device (2) comprises a rotatable connecting sleeve (21), and the connecting sleeve (21) is sleeved on the mandrel (22).

3. An impeller servicing apparatus according to claim 2, wherein: the connecting rod is arranged in the center of one side of the fastening disc (6), and the connecting rod is a bolt (9); the mandrel (22) is provided with a through hole along the axis, and the hole wall of the through hole is provided with an internal thread; the bolt (9) is connected with the internal thread of the through hole of the mandrel (22).

4. An impeller servicing device according to claim 3 wherein: the rotating device (2) is fixed on the sliding block (5); the sliding block (5) slides up and down along the guide rail (3); the guide rail (3) is arranged on the bracket (1).

5. An impeller servicing device according to claim 4, wherein: the sliding block (5) is provided with a through hole corresponding to the through hole on the mandrel (22); the bracket (1) is provided with a fastening screw hole (8) matched with the bolt (9);

and the bolt (9) sequentially penetrates through the through hole of the mandrel (22) and the through hole in the sliding block (5) to be connected with the fastening screw hole (8).

6. An impeller servicing device according to claim 4, wherein: slider (5) are connected with linear drive mechanism (4), linear drive mechanism (4) are connected and are risen button (10) and descend button (11), rise button (10) and descend button (11) set up the both sides in support (1) respectively.

7. An impeller servicing apparatus according to claim 1, wherein: the fastening disc (6) is provided with a rocking handle (7).

8. An impeller servicing apparatus according to claim 6, wherein: the linear driving mechanism (4) is a cylinder, the cylinder is fixed on the support (1) through a support frame (12), and the support frame (12) is of a triangular structure.

9. An impeller servicing apparatus according to claim 4, wherein: the bracket (1) is of a structure with a narrow upper part and a wide lower part;

the rotating device (2), the guide rail (3), the linear driving mechanism (4) and the sliding block (5) are arranged on the same side face of the support (1).