CN210209946U

CN210209946U - High-precision floating connecting rod

Info

Publication number: CN210209946U
Application number: CN201920773932.8U
Authority: CN
Inventors: Peng Zuo; 左朋
Original assignee: Jiangsu Hongyesheng Intelligent Technology Co Ltd
Current assignee: Jiangsu Hongyesheng Intelligent Technology Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-03-31
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a high accuracy connecting rod that floats, including couple cover and drive bulb, the drive bulb with the couple cover passes through the ball and connects, wherein, the one end of couple cover be provided with the interior bulb that the drive bulb is connected, the one end of drive bulb be provided with the outer bulb that the couple cover is connected, outer bulb holds at least partially in the interior bulb, be provided with the ball socket on the outer bulb, on the interior bulb with the position that the ball socket corresponds is provided with the recess, the ball socket with the recess is used for holding the ball, the couple cover passes through the ball is relative drive bulb 360 degrees float. Therefore, the center of the honing head can be adjusted to be aligned with the center of the workpiece, errors are eliminated, and the machining precision and the working efficiency are greatly improved.

Description

High-precision floating connecting rod

Technical Field

The utility model relates to a honing machine especially involves the connecting rod of connecting honing pole and honing head.

Background

The honing machine comprises a honing rod and a honing head, wherein the honing head is arranged on the honing rod through a connecting rod, and the honing head performs honing processing on a workpiece. The centers of the honing rod, the honing head and the workpiece need to be aligned. However, in the actual production process, the honing head may be shifted and cannot be aligned with the center of the workpiece, so that the accuracy of inner hole machining is not high and the error is large.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect among the prior art, the embodiment of the utility model provides a high accuracy connecting rod that floats, a serial communication port, include: the driving ball head is connected with the hook sleeve through a ball, an inner ball head connected with the driving ball head is arranged at one end of the hook sleeve, an outer ball head connected with the hook sleeve is arranged at one end of the driving ball head, the outer ball head is at least partially accommodated in the inner ball head, a ball socket is arranged on the outer ball head, a groove is formed in the position, corresponding to the ball socket, of the inner ball head, the ball socket and the groove are used for accommodating the ball, and the hook sleeve floats for 360 degrees relative to the driving ball head through the ball.

Furthermore, the ball sockets are uniformly distributed on the outer ball head, the number of the ball sockets is at least two, and the grooves correspond to the ball sockets one to one.

Further, the outer contour of the outer ball head is spherical.

Further, the ball is in clearance fit with the ball socket and the groove.

Further, still include the ball pad, the ball pad with the surface contact of outer bulb, the ball pad is used for adjusting the floating clearance of high accuracy floating connection pole.

The ball pad is characterized by further comprising a compression nut and a locking nut, wherein the compression nut is connected with the hook sleeve through an external thread, the inner end face of the compression nut compresses the ball pad, and the locking nut is used for locking the compression nut.

Furthermore, the driving ball head is connected with the honing rod through threads, two hook grooves are symmetrically distributed on the hook sleeve, and the hook grooves are used for connecting the honing head.

Further, the utility model discloses still include a honing machine, including honing pole, honing head and foretell high accuracy connecting rod that floats, honing pole with the drive bulb is connected, honing head with the hook cover is connected.

The utility model has the advantages as follows: the high-precision floating connecting rod is connected with the hook sleeve and the driving ball head through the ball, so that the hook sleeve can rotate relative to the driving ball head, and the center of the honing head connected to the hook sleeve can be adjusted to be aligned with the center of a workpiece. Eliminating errors and greatly improving the machining precision and the working efficiency.

The size of the gap between the ball and the ball socket and between the ball and the groove can be adjusted through the ball pad, the compression nut and the locking nut, so that the floating precision of the hook sleeve is controlled.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a high-precision floating connecting rod in an embodiment of the present invention;

fig. 2 is a cross-sectional view of fig. 1 in an embodiment of the present invention, the cross-sectional view being a-a.

Reference numerals of the above figures: high-precision floating connecting rod-100; a hook sleeve-1; an inner bulb-11; a hook groove-12; a driving ball head-2; an outer bulb-21; a socket-211; a rod portion-22; a ball-3; a ball pad-4; a compression nut-5; an inner end surface-51; and (6) locking a nut.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "bottom", "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 simplification of description, but do not indicate or imply that the device or element 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", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

In order to achieve the above object, the present invention provides a high precision floating connecting rod 100, including the hook cover 1 and the driving ball head 2, one end of the hook cover 1 is provided with the inner ball head 11 connected with the driving ball head 2, the other end of the hook cover 1 is provided with the hook groove 12, the honing head is connected to the hook cover 1 through the hook groove 12, the hook groove 12 has two and the symmetry is set on the hook cover 1. One end of the driving ball head 2 is provided with an outer ball head 21 connected with the hook sleeve 1, and the other end is provided with a rod part 22 connected with the honing rod. The outer surface of the end of the shank 22 is threaded and the honing rod is screwed to the drive bulb 2.

The outer ball head 21 is at least partially accommodated in the inner ball head 11. The outer ball head 21 is provided with a ball socket 211, the inner ball head 11 is provided with a groove (not shown) corresponding to the ball socket 211, and the ball socket 211 and the groove are used for accommodating the ball 3. The socket 211 and the groove at least partially accommodate the ball 3, and the ball 3 is in clearance fit with the socket 211 and the groove so that the socket 211 and the groove have a spatial rotation. The hook sleeve 1 is connected with the driving ball head 2 through the ball 3, so that the hook sleeve 1 can rotate relative to the driving ball head 2360 degrees.

In the honing machine, a honing head is connected with a honing rod, and the honing rod is driven to rotate by a driving mechanism, so that the honing head is driven to rotate to realize honing processing on workpieces. In the honing process, the centers of the workpiece, the honing head and the honing rod need to be consistent, however, in the actual production process, the honing head can be shifted and cannot be aligned with the center of the workpiece, so that the inner hole machining precision is not high, and the error is large. The utility model discloses in connect the couple cover 1 of honing head can rotate for the drive bulb 2360 degree of connecting the honing pole to make honing head can adjust its center, and make it aim at with the center of work piece, eliminated the error, the precision and the work efficiency of the processing that improve greatly.

The outer contour of the outer ball head 21 is spherical, and at least two ball sockets 211 are uniformly distributed on the outer ball head 21. The grooves correspond one-to-one to the sockets 211.

As a preferred example in this embodiment, the diameter of the outer bulb 21 is larger than the diameter of the shaft 22. The number of the sockets 211 is 4 and evenly distributed. The high-precision floating connecting rod 100 further includes a ball pad 4, a compression nut 5, and a lock nut 6. The ball pad 4 is in contact with the surface of the outer ball head 21 for adjusting the floating gap of the high-precision floating connection rod 100. The outer surface of the compression nut 5 is provided with external threads, the compression nut 5 is sleeved on the driving ball head 2, and the inner end surface of the compression nut 5 compresses the ball pad 4 and is connected to the hook sleeve 1 through the external threads. The internal surface of lock nut 6 is provided with the internal thread, and lock nut 6 is connected to gland nut 5, and the elasticity of gland nut 5 is adjusted through the screw thread spiro union to lock nut 6.

Through adjusting the lock nut 6, the compression nut 5 can move close to or far away from the outer ball head 21, so that the size of a gap between the ball 3 and the ball socket 211 and the groove is adjusted, the difficulty degree of the hook sleeve 1 which is equivalent to the rotation of the driving ball head 2 is realized, and the floating precision of the hook sleeve 1 is controlled. In this way, the floating precision of the hook sleeve 1 can be controlled more accurately, specifically, the locking nut 6 is loosened when the hook sleeve 1 needs to be rotated by a large angle, so that the clearance between the ball 3 and the ball socket 211 and the groove is relatively large, and the hook sleeve 1 can be rotated more easily; if the hooking sleeve 1 needs to be rotated at a small angle, the lock nut 6 is tightened, so that the clearance between the ball 3 and the ball socket 211 and the groove is small, and the hooking sleeve 1 is difficult to rotate.

The utility model also discloses a honing machine, honing machine include honing head and honing pole and as above-mentioned the high accuracy connecting rod that floats.

The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. A high accuracy floating connection rod, comprising: the driving ball head is connected with the hook sleeve through a ball, an inner ball head connected with the driving ball head is arranged at one end of the hook sleeve, an outer ball head connected with the hook sleeve is arranged at one end of the driving ball head, the outer ball head is at least partially accommodated in the inner ball head, a ball socket is arranged on the outer ball head, a groove is formed in the position, corresponding to the ball socket, of the inner ball head, the ball socket and the groove are used for accommodating the ball, and the hook sleeve floats for 360 degrees relative to the driving ball head through the ball.

2. The high precision floating connecting rod of claim 1 wherein said ball sockets are evenly distributed on said outer head and there are at least two, and said grooves correspond one-to-one with said ball sockets.

3. The high precision floating connecting rod of claim 1, wherein the outer contour of the outer bulb is spherical.

4. The high precision floating connecting rod of claim 1 wherein the ball is clearance fit with the ball socket and the groove.

5. The high precision floating connecting rod of claim 1 further comprising a ball pad in contact with a surface of the outer bulb, the ball pad for adjusting a floating clearance of the high precision floating connecting rod.

6. The high-precision floating connecting rod according to claim 5, further comprising a compression nut and a lock nut, wherein the compression nut is connected with the hook sleeve through an external thread, the inner end surface of the compression nut compresses the ball pad, and the lock nut is used for locking the compression nut.

7. The high precision floating connecting rod of claim 1, wherein the driving ball head is connected with the honing rod through a screw thread, and two hook grooves are symmetrically distributed on the hook sleeve, and the hook grooves are used for connecting the honing head.

8. A honing machine comprising a honing rod, a honing head and a high precision floating connecting rod according to any one of claims 1 to 7, said honing rod being connected to said driving ball head, said honing head being connected to said hook housing.