CN215239329U

CN215239329U - Supporting axle clamp

Info

Publication number: CN215239329U
Application number: CN202121611908.8U
Authority: CN
Inventors: 吴家豪; 许家扬; 许友仁
Original assignee: Jinjiang Anhai Liancheng Machinery Co ltd
Current assignee: Jinjiang Anhai Liancheng Machinery Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-21
Anticipated expiration: 2031-07-15

Abstract

The utility model relates to a supporting axle anchor clamps, including gyration subassembly, locking Assembly and angular positioning subassembly, gyration unit mount is on the bottom plate, gyration subassembly has the rotation end and adorns the stiff end on the bottom plate admittedly, locking Assembly passes and rotates end and locking Assembly and have the tight face of the first clamp face and the tight face of second clamp that are close to each other, the equal directional rotation end of clamp force of the tight face of first clamp face and second clamp, angular positioning subassembly installs on the bottom plate and angular positioning subassembly blocks the rotation end, rotates the location breach that the end was equipped with a plurality of and angular positioning subassembly adaptation, is convenient for adjust the work piece gesture, is convenient for process.

Description

Supporting axle clamp

Technical Field

The utility model relates to a frock technical field especially relates to a supporting axle anchor clamps.

Background

The supporting shaft has large mass as a necessary bearing part of engineering machinery such as a loader and the like, the end face of the supporting shaft needs to be milled with a cross groove, the cross groove of the end face of the supporting shaft is often machined by using a conventional horizontal or vertical milling machine in the prior art, and when the milling machine is used for machining, a manual bar is needed to repeatedly perform tool setting and positioning on the supporting shaft, and the posture of the supporting shaft is adjusted, so that an operator is not only hard. The machined surface of the supporting shaft is easy to be damaged.

SUMMERY OF THE UTILITY MODEL

For overcoming the technical defect that prior art exists, the utility model provides a supporting axle anchor clamps is convenient for adjust the work piece gesture, and processing is laborsaving.

The utility model discloses a technical solution be:

the supporting shaft clamp comprises a rotating assembly, a locking assembly and an angle positioning assembly, wherein the rotating assembly is installed on a bottom plate, the rotating assembly is provided with a rotating end and a fixed end fixedly installed on the bottom plate, the locking assembly penetrates through the rotating end and is provided with a first clamping surface and a second clamping surface which are close to each other, clamping forces of the first clamping surface and the second clamping surface all point to the rotating end, the angle positioning assembly is installed on the bottom plate, the angle positioning assembly blocks the rotating end, and the rotating end is provided with a plurality of positioning notches matched with the angle positioning assembly.

Preferably, the locking assembly comprises a pull rod and two locking nuts, the opposite sides of the two locking nuts are respectively a first clamping surface and a second clamping surface, the locking nut on the upper side forms the first clamping surface when the bottom plate is erected, and the two locking nuts are connected with the pull rod through thread pairs.

Preferably, the locking assembly further comprises a spacer block located between the second clamping surface and the rotating end.

Preferably, the slewing assembly comprises a slewing bottom block, a slewing top block and a slewing bearing, the slewing bearing outer ring is arranged on the bottom plate, the slewing top block and the slewing bottom block are fixedly installed through slewing screws, the slewing top block and the slewing bottom block clamp the slewing bearing inner ring, the bearing outer ring forms a fixed end, and the slewing top block forms a rotating end.

Preferably, the revolving assembly further comprises a circumferential positioning block, a key groove is formed in the circumferential positioning block, the circumferential positioning block is fixedly mounted on the revolving top block, the locking assembly is fixedly mounted on the revolving top block through the circumferential positioning block, and the locking assembly and the circumferential positioning block are positioned through the key groove and the key.

Preferably, the angle positioning assembly comprises an angle positioning cylinder and an angle positioning block, the outer ring of the rotating end is provided with four positioning notches, the adjacent included angle between the positioning notches is 90 degrees, the angle positioning cylinder is fixedly arranged on the bottom plate, and the angle positioning block is fixedly arranged on the angle positioning cylinder and embedded into each positioning notch.

The utility model has the advantages that:

the rotating assembly is installed on the base plate, the rotating assembly is provided with a rotating end and a fixed end fixedly installed on the base plate, the locking assembly penetrates through the rotating end and is provided with a first clamping surface and a second clamping surface which are close to each other, clamping forces of the first clamping surface and the second clamping surface point to the rotating end, a supporting shaft to be machined is placed on the rotating end, then the supporting shaft is fixedly installed on the rotating end through the first clamping surface and the second clamping surface of the locking assembly, the angle positioning assembly is installed on the base plate and blocks the rotating end, the angle positioning assembly positions the rotating end through blocking the rotating end, the supporting shaft is circumferentially positioned, the rotating end is provided with a plurality of positioning notches matched with the angle positioning assembly, the posture of a workpiece is convenient to adjust, and the machining is convenient.

Drawings

Fig. 1 is the overall sectional structure diagram of the present invention.

FIG. 2 is a schematic view of the angle positioning assembly and the rotation assembly.

Description of reference numerals:

12. a base plate; 21. a swivel assembly; 211. a rotating bottom block; 212. rotating the jacking block; 2121. positioning the notch; 213. a slew bearing; 214. circumferential positioning blocks; 2141. a keyway; 22. an angle positioning assembly; 221. an angle positioning cylinder; 222. an angle positioning block; 23. a locking assembly; 231. a first clamping surface; 232. a second clamping surface; 233. a pull rod; 234. locking the nut; 235. and a cushion block.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-2, the present embodiment provides a bearing shaft fixture, which is installed on a base plate 12, the base plate 12 is installed on a milling machine table, and a method for installing the base plate on the milling machine table is not described in detail in the prior art, the fixture includes a rotating component 21, a locking component 23 and an angle positioning component 22, the rotating component 21 is installed on the base plate 12, the rotating component 21 has a rotating end and a fixed end installed on the base plate 12, the locking component 23 passes through the rotating end, the locking component 23 has a first clamping surface 231 and a second clamping surface 232 which are close to each other, clamping forces of the first clamping surface 231 and the second clamping surface 232 are both directed to the rotating end, a bearing shaft to be machined is placed on the rotating end, specifically, the bearing shaft to be machined is placed between the first clamping surface 231 and the rotating end, then the first clamping surface 231 and the second clamping surface 232 of the locking component 23 fix the bearing shaft on the rotating end, the angle positioning component 22 is installed on the bottom plate 12 and the angle positioning component 22 clamps the rotating end, and the angle positioning component 22 positions the rotating end by clamping the rotating end, so that the supporting shaft is circumferentially positioned, and the processing is facilitated.

The locking assembly 23 comprises a pull rod 233, a cushion block 235 and two locking nuts 234, the opposite sides of the two locking nuts 234 are respectively a first clamping surface 231 and a second clamping surface 232, the cushion block 235 is positioned between the second clamping surface 232 and a rotating end, the locking nut 234 positioned on the upper side forms the first clamping surface 231 when the bottom plate 12 is erected, the two locking nuts 234 are both connected with the pull rod 233 through thread pairs, the cushion block 235 is inserted between the second clamping surface 232 and the rotating end to reduce the rotating stroke of the locking nut 234 and prolong the service life of the locking nut 234, and the locking nut 234 on the pull rod 233 and the pull rod 233 needs to pass through the rotating end, so that the locking nut 234 on the lower side is actually smaller than the hole position of the rotating end when the bottom plate 12 is erected, and the cushion block 235 is convenient for the locking nut 234 on the lower side to bear force.

Specifically, the rotating assembly 21 includes a rotating bottom block 211, a rotating top block 212, a circumferential positioning block 214 and a rotating bearing 213, an outer ring of the rotating bearing 213 is disposed on the bottom plate 12, the rotating top block 212 and the rotating bottom block 211 are fixedly mounted through a rotating screw, the rotating top block 212 and the rotating bottom block 211 clamp an inner ring of the rotating bearing 213, the outer ring of the rotating bearing 213 forms a fixed end, the rotating top block 212 forms a rotating end, the circumferential positioning block 214 is provided with a key groove 2141, the rotating bearing 213 is used for enabling the rotating top block 212 to rotate lightly, the circumferential positioning block 214 is fixedly mounted on the rotating top block 212, the locking assembly 23 is fixedly mounted on the rotating top block 212 through the circumferential positioning block 214, the locking assembly 23 and the circumferential positioning block 214 are positioned through a key groove 2141 and a key, specifically, the pull rod 233 and the circumferential positioning block 214 are positioned through a key groove 2141 and a key, and the pull rod 233 is prevented from rotating.

The angle positioning assembly 22 comprises an angle positioning cylinder 221 and an angle positioning block 222, four positioning notches 2121 are formed in the outer ring of the rotating end, specifically, the four positioning notches 2121 are all arranged on the rotating ejector block 212, the included angle between adjacent positioning notches 2121 is 90 degrees, the angle positioning cylinder 221 is fixedly arranged on the bottom plate 12, the angle positioning block 222 is fixedly arranged on the angle positioning cylinder 221 and embedded into each positioning notch 2121, and therefore fixing of the rotating ejector block 212 every ninety degrees is achieved, the workpiece posture is convenient to adjust, specifically, the angle positioning block 222 is provided with a positioning conical surface, the positioning notches 2121 are matched with the positioning conical surfaces, and the positioning blocks are conveniently embedded into the positioning notches 2121.

Having shown and described the fundamental principles and the principal features of the invention and its advantages, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. The supporting shaft clamp is characterized by comprising a rotating assembly, a locking assembly and an angle positioning assembly, wherein the rotating assembly is installed on a bottom plate and is provided with a rotating end and a fixed end fixedly installed on the bottom plate, the locking assembly penetrates through the rotating end and is provided with a first clamping surface and a second clamping surface which are close to each other, clamping forces of the first clamping surface and the second clamping surface point to the rotating end, the angle positioning assembly is installed on the bottom plate, the angle positioning assembly clamps the rotating end, and the rotating end is provided with a plurality of positioning notches matched with the angle positioning assembly.

2. The holding shaft clamp according to claim 1, characterized in that the locking assembly comprises a pull rod, two locking nuts, the opposite sides of which are a first clamping surface and a second clamping surface, respectively, the locking nut on the upper side forming the first clamping surface when the base plate is erected, both locking nuts being connected to the pull rod by means of a screw thread pair.

3. The split axle clamp of claim 2 wherein said locking assembly further comprises a spacer block located between said second clamping surface and said pivot end.

4. The pivot axle clamp of claim 1 wherein the swivel assembly includes a swivel bottom block, a swivel top block, and a swivel bearing, the swivel bearing outer race being disposed on the bottom plate, the swivel top block and the swivel bottom block being fixedly secured by swivel screws and the swivel top block and the swivel bottom block clamping a swivel bearing inner race, the bearing outer race forming a fixed end, the swivel top block forming a rotating end.

5. The tie rod assembly of claim 4 wherein the swivel assembly further includes a circumferential locating block having a key slot formed therein, the circumferential locating block being fixedly attached to the swivel crown block, the locking assembly being fixedly attached to the swivel crown block via the circumferential locating block, the locking assembly being positioned with the circumferential locating block via the key slot and the key.

6. The holding shaft clamp of claim 1 wherein the angular positioning assembly includes an angular positioning cylinder and an angular positioning block, the outer ring of the rotating end has four positioning notches, the angle between adjacent positioning notches is 90 degrees, the angular positioning cylinder is fixed to the base plate, and the angular positioning block is fixed to the angular positioning cylinder and is embedded in each positioning notch.