CN216228055U

CN216228055U - Clamp for clamping half shafts of multiple gear boxes

Info

Publication number: CN216228055U
Application number: CN202122626966.4U
Authority: CN
Inventors: 赵正刚; 刘强; 宋振华
Original assignee: Jiangsu Zhengxu Defense Technology Co ltd
Current assignee: Jiangsu Zhengxu Defense Technology Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-04-08
Anticipated expiration: 2031-10-29

Abstract

The utility model discloses a multi-piece clamping gear box half shaft clamp which is characterized in that: the gear box comprises a bottom plate and a plurality of gear box half shaft stations arranged on the bottom plate at intervals, wherein a plurality of bolt holes are distributed in the bottom plate; the gear box half shaft station comprises a circular groove, a positioning pin arranged in the circular groove and a pressing block arranged beside the circular groove; the outer diameter of the circular groove is matched with the outer diameter of a mounting disc of a half shaft of the gear box to be processed, the depth of the circular groove is smaller than the thickness of the mounting disc of the half shaft of the gear box to be operated, and the position of the positioning pin relative to the circular groove corresponds to the position of a positioning hole in the mounting disc of the half shaft of the gear box relative to the mounting disc of the half shaft of the gear box. The problem of under former singleness clamping, lathe singleness machining efficiency is low is solved, a plurality of work pieces of once installation on the anchor clamps body now adopt, adopt the processing of many combinations, machining efficiency is high.

Description

Clamp for clamping half shafts of multiple gear boxes

Technical Field

The utility model relates to the field of machining, in particular to a clamp for clamping multiple workpieces.

Background

A batch of customized gearbox half shafts is produced by milling an annular groove in a mounting plate of the gearbox half shaft. The gear box half shaft is a special-shaped part, a common general clamp is difficult to clamp, the clamping precision of the common clamp is low, and the processing requirement of the gear box half shaft workpiece cannot be met. And finally, the single piece is clamped and processed, the production efficiency is low, and the labor intensity of workers is high. A pump set customized clamp capable of clamping a plurality of pumps at a time needs to be developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-piece clamping gear box half shaft clamp which can clamp a plurality of pieces of gear box half shaft workpieces at one time, ensure the machining precision and improve the production efficiency.

The utility model is realized by the following technical scheme:

the utility model provides a many clamping gear box semi-axis anchor clamps which characterized in that: the gear box comprises a bottom plate and a plurality of gear box half shaft stations arranged on the bottom plate at intervals, wherein a plurality of bolt holes are distributed in the bottom plate; the gear box half shaft station comprises a circular groove, a positioning pin arranged in the circular groove and a pressing block arranged beside the circular groove; the outer diameter of the circular groove is matched with the outer diameter of a mounting disc of a half shaft of the gear box to be processed, the depth of the circular groove is smaller than the thickness of the mounting disc of the half shaft of the gear box to be operated, and the position of the positioning pin relative to the circular groove corresponds to the position of a positioning hole in the mounting disc of the half shaft of the gear box relative to the mounting disc of the half shaft of the gear box.

Further: the center of the circular groove is provided with a tool withdrawal groove. The processing of circular recess is made things convenient for, the planarization of the circular recess bottom surface of guaranteeing to mill out.

Further: there are two gear box semi-axis stations on the bottom plate, and two liang of gear box semi-axis stations in two correspond, are equipped with a sharing briquetting in the middle of every pair of gear box station. The shared pressing block can simultaneously compress the two gear box half shafts, and clamping efficiency is improved.

Further: the shared pressing block is in a long strip shape, and the middle of the shared pressing block is arranged on the bottom plate through a bolt.

Compared with the prior art, the utility model has the following advantages:

the problem that the single piece machining efficiency of a machine tool is low under the original single piece clamping is solved, a plurality of pump middle plates are installed on one clamp body at one time, and a plurality of pump middle plates are integrally machined, so that the machining efficiency is high;

secondly, precision errors caused by multiple clamping among different batches are reduced, and the process precision is higher;

and thirdly, the mechanism is simple, and the clamping is simple.

Drawings

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is an isometric view of a gearbox half shaft.

In the figure: 1. a base plate; 2. bolt holes; 3. a circular groove; 4. positioning pins; 5. a tool withdrawal groove; 6. briquetting; 7. sharing a pressing block; 8. mounting a disc; 9. a shaft body; 10. an annular groove.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in the figure:

the utility model provides a many clamping gear box semi-axis anchor clamps which characterized in that: the gear box comprises a bottom plate 1 and a plurality of gear box half shaft stations arranged on the bottom plate 1 at intervals, wherein a plurality of bolt holes 2 are distributed on the bottom plate 1; the gear box half shaft station comprises a circular groove 3, a positioning pin 4 arranged in the circular groove 3 and a pressing block 6 arranged beside the circular groove 3; the outer diameter of the circular groove 3 is matched with the outer diameter of the mounting disc 8 of the semi-shaft of the gear box to be processed, the depth of the circular groove 3 is smaller than the thickness of the mounting disc 8 of the semi-shaft of the gear box to be skilled, and the position of the positioning pin 4 relative to the circular groove 3 corresponds to the position of the positioning hole in the mounting disc 8 of the semi-shaft of the gear box relative to the mounting disc 8 of the semi-shaft of the gear box. The center of the circular groove 3 is provided with a tool withdrawal groove 5. The tool withdrawal groove 5 facilitates the processing of the circular groove 3 and ensures the smoothness of the bottom surface of the milled circular groove 3.

There are two rows of gear box semi-axis stations on the bottom plate, and two pairs of gear box semi-axis stations in two rows correspond to each other, and a shared pressing block 7 is arranged in the middle of each pair of gear box stations. And the shared pressing block 7 can simultaneously press the two half shafts of the gear box, so that the clamping efficiency is improved. The shared pressing block 7 is in a long strip shape, and the middle of the shared pressing block 7 is installed on the bottom plate 1 through a bolt.

The working mode of the embodiment is as follows:

firstly, the device is installed on a machine tool base through a bolt hole 2 on a bottom plate 1, then a workpiece is clamped, and an annular groove 10 shown in a figure 2 needs to be milled on an installation disc 8 of a half shaft of a gear box:

firstly, the shaft body 9 of the half shaft of the gear box is upward, the mounting disc 8 is placed in the circular groove 3, then the pressing block 6 is rotated and pressed on the mounting disc 8, the bolt on the pressing block 6 is screwed, and the mounting disc 8 is preliminarily fixed; and fixing the half shafts of the upper gear case on the stations of the half shafts of all the gear cases according to the steps. And then the common pressing block 7 is rotated, so that two ends of the common pressing block 7 are respectively pressed on the mounting discs 8 at two sides of the common pressing block, and the bolts on the common pressing block 7 are screwed down to realize the final fixation of the mounting discs 8, thereby realizing the final fixation of the half shaft of the gear box. Finally, the process can begin.

This embodiment adopts once to carry out full automatic processing to 4 pump medium plates 7, and work efficiency improves 3~4 times.

The above embodiments are merely illustrative of the technical concepts and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a many clamping gear box semi-axis anchor clamps which characterized in that: the gear box comprises a bottom plate (1) and a plurality of gear box half shaft stations arranged on the bottom plate (1) at intervals, wherein a plurality of bolt holes (2) are distributed on the bottom plate (1); the gear box half shaft station comprises a circular groove (3), a positioning pin (4) arranged in the circular groove (3) and a pressing block (6) arranged beside the circular groove (3); the outer diameter of the circular groove (3) is matched with the outer diameter of a mounting disc (8) of a gear box half shaft to be processed, the depth of the circular groove (3) is smaller than the thickness of the gear box half shaft mounting disc (8) to be operated, and the position of the positioning pin (4) relative to the circular groove (3) corresponds to the position of a positioning hole in the gear box half shaft mounting disc (8) relative to the gear box half shaft mounting disc (8).

2. The multi-piece clamping gearbox side clamp as recited in claim 1, further comprising: a tool withdrawal groove (5) is formed in the center of the circular groove (3).

3. The multi-piece clamping gearbox side clamp as recited in claim 1, further comprising: there are two rows of gear box semi-axis stations on the bottom plate, and two pairs of gear box semi-axis stations in two rows correspond to each other, and a shared pressing block (7) is arranged in the middle of each pair of gear box stations.

4. The multi-piece clamping gearbox side clamp as recited in claim 3, wherein: the shared pressing block (7) is in a long strip shape, and the middle of the shared pressing block (7) is installed on the bottom plate (1) through a bolt.