CN211803849U

CN211803849U - High-precision long material pneumatic main shaft for producing automobile parts

Info

Publication number: CN211803849U
Application number: CN202020036067.1U
Authority: CN
Inventors: 林恩道
Original assignee: Dongguan Haiyi Machinery Fitting Co ltd
Current assignee: Dongguan Haiyi Machinery Fitting Co ltd
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-10-30
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses a production high accuracy long material pneumatic spindle for auto-parts, the motor comprises a shaft sleeve, the internal surface fixed connection of axle sleeve is connected with the axis body, the first pull rod of internal surface fixed connection of axis body, the right-hand member fixedly connected with connecting rod of first pull rod, the left end fixedly connected with second pull rod of first pull rod, the outer fixed surface of second pull rod is connected with end face bearing, the surface cover of first pull rod is equipped with the rectangle spring, the utility model relates to a pneumatic spindle technical field. This production pneumatic main shaft of long material of high accuracy for auto-parts sets up the cylinder body through the left side at the axis body, and the side-to-side motion of cooperation cylinder piston drives the ejector pin side-to-side motion, recycles rectangle spring and collet chuck and can step up or fix the long material, not only can process the long material, and the material that simultaneously can multiple diameter size is processed, can improve equipment's machining efficiency and range of working by a wide margin, practices thrift the cost simultaneously.

Description

High-precision long material pneumatic main shaft for producing automobile parts

Technical Field

The utility model relates to a pneumatic main shaft technical field specifically is a production long material pneumatic main shaft of high accuracy for auto-parts.

Background

The main shaft is a shaft which receives power from an engine or a motor and transmits the power to other parts, is also called as an optical axis and is a short name of a main optical axis: for example, the main shaft of the spherical mirror is a straight line perpendicular to the mirror surface through the center of the mirror surface, and the main shaft of the lens or optical axis optical system is a connecting line of the centers of the lens surfaces, and with the development of science and technology, more and more people use automobiles as transportation work, so that a hydraulic main shaft is often required to process long materials in the production of automobile accessories, and the existing hydraulic main shaft has certain defects and deficiencies when processing the long materials, so that the processing precision of the hydraulic main shaft is not very high when the long materials are processed with high precision.

The existing oil pressure main shaft can process long materials, but the precision of processing the long materials is limited, the long materials can not be processed within 0.0003 mm of the roundness precision of a processed product generally, the existing pneumatic rotary main shaft can not process the long materials and only can process a single product, the processing range and the processing efficiency can be greatly reduced, and the pneumatic rotary main shaft is expensive.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a production long material pneumatic spindle of high accuracy for auto-parts has solved the precision to long material processing limitedly, and present pneumatic gyration main shaft can not process the problem of long material.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a high-precision long-material pneumatic main shaft for producing automobile accessories comprises a shaft sleeve, wherein a shaft body is fixedly connected to the inner surface of the shaft sleeve, a first pull rod is fixedly connected to the inner surface of the shaft body, a connecting rod is fixedly connected to the right end of the first pull rod, a second pull rod is fixedly connected to the left end of the first pull rod, an end face bearing is fixedly connected to the outer surface of the second pull rod, a rectangular spring is sleeved on the outer surface of the first pull rod, a first bushing is sleeved on the left side of the outer surface of the first pull rod, a second bushing is sleeved on the right side of the outer surface of the first pull rod, a bearing is fixedly connected to the outer surface of the shaft body, the outer surface of the bearing is fixedly connected with the inner surface of the shaft sleeve, a flange is fixedly connected to the right end of the shaft body, a chuck body is fixedly connected to the right side of, the right end of the connecting rod is fixedly connected with a collet.

Preferably, the left end fixedly connected with back flange of axis body, the left side fixedly connected with cylinder body of back flange, the inside fixedly connected with cylinder piston of cylinder body to the left side fixedly connected with cylinder back cover of cylinder body, the left end fixedly connected with ejector pin of second pull rod.

Preferably, the left end fixedly connected with cylinder push rod of ejector pin, the left end of cylinder push rod runs through cylinder body and cylinder back cover from a left side to the right side in proper order and extends to the outside of cylinder back cover.

Preferably, the left side of the outer surface of the cylinder body is communicated with a first air pipe, and the right side of the outer surface of the cylinder body is communicated with a second air pipe.

Preferably, the material to be processed is fixedly connected to the inside of the first pull rod, the right end of the material to be processed sequentially penetrates through the first pull rod, the connecting rod and the collet chuck from left to right and extends to the outside of the collet chuck, and the left end of the material to be processed sequentially penetrates through the first pull rod, the ejector rod and the cylinder push rod from right to left and extends to the inside of the cylinder push rod.

Preferably, the cylinder body is fixedly connected with sealing rings inside, and the number of the sealing rings is multiple.

Advantageous effects

The utility model provides a production high accuracy long material pneumatic spindle for auto-parts. Compared with the prior art, the method has the following beneficial effects:

(1) the high-precision long material pneumatic main shaft for producing the automobile accessories is characterized in that a first pull rod is fixedly connected to the inner surface of a shaft body, a connecting rod is fixedly connected to the right end of the first pull rod, a second pull rod is fixedly connected to the left end of the first pull rod, an end face bearing is fixedly connected to the outer surface of the second pull rod, a rectangular spring is sleeved on the outer surface of the first pull rod, a first bushing is sleeved on the left side of the outer surface of the first pull rod, a second bushing is sleeved on the right side of the outer surface of the first pull rod, a bearing is fixedly connected to the outer surface of the shaft body, the outer surface of the bearing is fixedly connected with the inner surface of a shaft sleeve, a flange plate is fixedly connected to the right end of the shaft body, a chuck body is fixedly connected to the right side of the flange plate through a fixing bolt, the inner surface of, the cooperation cylinder piston's side-to-side motion drives the ejector pin side-to-side motion, recycles rectangle spring and collet chuck and can step up or fix the long material, not only can process the long material, and the material that simultaneously can multiple diameter size is processed, can improve equipment's machining efficiency and range of processing by a wide margin, practices thrift the cost simultaneously.

(2) This produce pneumatic main shaft of long material of high accuracy for auto-parts, through the left end fixedly connected with back flange at the axis body, the left side fixedly connected with cylinder body of back flange, the inside fixedly connected with cylinder piston of cylinder body, and lid behind the left side fixedly connected with cylinder of cylinder body, the left end fixedly connected with ejector pin of second pull rod, the left side intercommunication of cylinder body surface has first trachea, the right side intercommunication of cylinder body surface has the second trachea, the inside fixedly connected with sealing washer of cylinder body, the quantity of sealing washer is provided with a plurality ofly, through setting up first trachea and second trachea at cylinder body surface, through cooperation cylinder body and cylinder piston, drive the ejector pin motion, this structure is comparatively simple, and can improve the machining precision of product, easily promote.

Drawings

Fig. 1 is a front view of the internal structure of the pneumatic spindle of the present invention;

FIG. 2 is a perspective view of the outer structure of the pneumatic spindle of the present invention;

FIG. 3 is a front view of the outer structure of the pneumatic spindle of the present invention;

fig. 4 is a side view of the external structure of the flange plate of the present invention.

In the figure: 1-shaft sleeve, 2-shaft body, 3-first pull rod, 4-second pull rod, 5-connecting rod, 6-bearing, 7-rectangular spring, 8-first bush, 9-second bush, 10-flange, 11-chuck body, 12-collet chuck, 13-back flange, 14-cylinder body, 15-cylinder rear cover, 16-cylinder piston, 17-ejector rod, 18-cylinder push rod, 19-first air pipe, 20-second air pipe, 21-material to be processed, 22-sealing ring and 23-end face bearing.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a high-precision long-material pneumatic main shaft for producing automobile accessories comprises a shaft sleeve 1, a shaft body 2 is fixedly connected to the inner surface of the shaft sleeve 1, a back flange 13 is fixedly connected to the left end of the shaft body 2, the back flange 13 is used for fixing a cylinder body 14, the left side of the back flange 13 is fixedly connected with the cylinder body 14, a plurality of sealing rings 22 are fixedly connected to the inner portion of the cylinder body 14, the sealing rings 22 are respectively arranged at the connecting positions of a first air pipe 19, a second air pipe 20 and a cylinder piston 16, the connecting positions of the cylinder body 14 and a cylinder rear cover 15, the connecting positions of a cylinder push rod 18 and the cylinder rear cover 15 and the connecting positions of a push rod 17 and the cylinder body 14, the inner air can be prevented from being dispersed through the sealing rings 22, the first air pipe 19 is communicated with the left side of the outer surface of the cylinder body 14, the second air pipe 20 is communicated with the right side of the outer surface of the cylinder, a cylinder piston 16 is fixedly connected inside the cylinder body 14, a cylinder rear cover 15 is fixedly connected on the left side of the cylinder body 14, a mandril 17 is fixedly connected on the left end of the second pull rod 4, a cylinder push rod 18 is fixedly connected on the left end of the mandril 17, the left end of the cylinder push rod 18 sequentially penetrates through the cylinder body 14 and the cylinder rear cover from left to right and extends to the outside of the cylinder rear cover 15, a first pull rod 3 is fixedly connected on the inner surface of the shaft body 2, a material 21 to be processed is fixedly connected inside the first pull rod 3, a connecting rod 5 and the collet chuck 12 from left to right, the right end of the material 21 to be processed sequentially penetrates through the first pull rod 3, the mandril 17 and the cylinder push rod 18 from right to left and extends to the inside of the cylinder push rod 18, a connecting rod 5 is fixedly connected on the right end of the first pull rod 3, the left end of the first pull rod 3 is fixedly connected with the second pull rod 4, an end face bearing 23 is fixedly connected to the outer surface of the second pull rod 4, a rectangular spring 7 is sleeved on the outer surface of the first pull rod 3, a first bush 8 is sleeved on the left side of the outer surface of the first pull rod 3, a second bush 9 is sleeved on the right side of the outer surface of the first pull rod 3, four bearings 6 are fixedly connected to the outer surface of the shaft body 2, two ends of the shaft body 2 are respectively arranged, the outer surface of the bearing 6 is fixedly connected with the inner surface of the shaft sleeve 1, a flange plate 10 is fixedly connected to the right end of the shaft body 2, a chuck body 11 is fixedly connected to the right side of the flange plate 10 through a fixing bolt, the inner surface of the chuck body 11 is fixedly connected with the outer surface of the connecting rod 5, a collet 12 is fixedly connected to the right end of the connecting rod 5, and a cylinder body 14 is arranged on the left, the rectangular spring 7 and the collet chuck 12 are reused to clamp or fix the long material, so that the long material can be processed, the materials with various diameters can be processed, the processing efficiency and the processing range of the equipment can be greatly improved, and the cost is saved.

During the use, at first ventilate to the inside of first trachea 19 through outside trachea, cylinder piston 16 moves to the right this moment, and then drive ejector pin 17 and move to the right, and compress rectangular spring 7, make first pull rod 3 move to the right, thereby make collet chuck 12 loosen, thereby the pending processing material 21 of having processed completion loosens, ventilate to the inside of second trachea 20 through outside trachea, cylinder piston 16 moves to the left this moment, and then drive ejector pin 17 and move to the left, rectangular spring 7 loosens this moment, make first pull rod 3 move to the left, thereby make collet chuck 12 step up, thereby it steps up to pending processing material 21.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a production high accuracy long material pneumatic spindle for auto-parts, includes axle sleeve (1), the internal surface fixed connection of axle sleeve (1) has axis body (2), its characterized in that: the inner surface of the shaft body (2) is fixedly connected with a first pull rod (3), the right end of the first pull rod (3) is fixedly connected with a connecting rod (5), the left end of the first pull rod (3) is fixedly connected with a second pull rod (4), the outer surface of the second pull rod (4) is fixedly connected with an end face bearing (23), the outer surface of the first pull rod (3) is sleeved with a rectangular spring (7), the left side of the outer surface of the first pull rod (3) is sleeved with a first bushing (8), the right side of the outer surface of the first pull rod (3) is sleeved with a second bushing (9), the outer surface of the shaft body (2) is fixedly connected with a bearing (6), the outer surface of the bearing (6) is fixedly connected with the inner surface of the shaft sleeve (1), the right end of the shaft body (2) is fixedly connected with a flange plate (10), the right side of the flange plate (10) is fixedly connected with a, the inner surface of the chuck body (11) is fixedly connected with the outer surface of the connecting rod (5), and the right end of the connecting rod (5) is fixedly connected with a collet (12).

2. The high-precision long pneumatic spindle for producing the automobile parts, according to claim 1, is characterized in that: the left end fixedly connected with back flange (13) of axis body (2), the left side fixedly connected with cylinder body (14) of back flange (13), the inside fixedly connected with cylinder piston (16) of cylinder body (14) to left side fixedly connected with cylinder back cover (15) of cylinder body (14), the left end fixedly connected with ejector pin (17) of second pull rod (4).

3. The high-precision long pneumatic spindle for producing the automobile parts, as claimed in claim 2, is characterized in that: the left end fixedly connected with cylinder push rod (18) of ejector pin (17), the left end of cylinder push rod (18) runs through cylinder body (14) and cylinder back cover from a left side to the right side in proper order and extends to the outside of cylinder back cover (15).

4. The high-precision long pneumatic spindle for producing the automobile parts, as claimed in claim 2, is characterized in that: the left side of the outer surface of the cylinder body (14) is communicated with a first air pipe (19), and the right side of the outer surface of the cylinder body (14) is communicated with a second air pipe (20).

5. The high-precision long pneumatic spindle for producing the automobile parts, according to claim 1, is characterized in that: the inner part of the first pull rod (3) is fixedly connected with a material (21) to be processed, the right end of the material (21) to be processed sequentially penetrates through the first pull rod (3), the connecting rod (5) and the collet chuck (12) from left to right and extends to the outer part of the collet chuck (12), and the left end of the material (21) to be processed sequentially penetrates through the first pull rod (3), the ejector rod (17) and the cylinder push rod (18) from right to left and extends to the inner part of the cylinder push rod (18).

6. The high-precision long pneumatic spindle for producing the automobile parts, as claimed in claim 2, is characterized in that: the cylinder body (14) is fixedly connected with sealing rings (22) inside, and the number of the sealing rings (22) is provided with a plurality of.