CN218747045U

CN218747045U - Hollow shaft grinding tool clamp

Info

Publication number: CN218747045U
Application number: CN202222113578.0U
Authority: CN
Inventors: 柳军
Original assignee: Wuhan Hengxin Seiko Electromechanical Co ltd
Current assignee: Wuhan Hengxin Seiko Electromechanical Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2023-03-28
Anticipated expiration: 2032-08-11

Abstract

The utility model discloses a hollow shaft grinds processing frock clamp, including the telescoping device, fixing device and hollow shaft body, both ends are provided with fixing device respectively about the hollow shaft body, fixing device's quantity has two, both ends about telescoping device are located to the cover respectively, the telescoping device runs through in the inside of hollow shaft body, the telescoping device is by fixed disk, left side threaded rod and right threaded rod are constituteed, the right-hand member of left side threaded rod is provided with right threaded rod, the quantity of fixed disk has two, two disks respectively fixed connection in the left end of left threaded rod and the right-hand member of right threaded rod, fixing device is by spacing ring activity chamber, fixed ring, stopper activity chamber, disk activity chamber, the stock is changeed, the stock fixed block, the spacing ring, a spring, the stopper, the quarter butt, circular-arc fixed block and disk are constituteed. According to the hollow shaft grinding tool clamp, the hollow shaft is fixed by arranging the fixing device and the telescopic device, and the fixing method avoids the shaft end breakage of the thin hollow shaft.

Description

Hollow shaft grinding tool clamp

Technical Field

The utility model relates to a frock clamp technical field specifically is a hollow shaft grinds processing frock clamp.

Background

The grinding process is also called a grinding process. Grinding is the cutting of the surface of a workpiece by means of a grinding wheel, oilstone and abrasives (particles of alumina, silicon carbide and the like).

The existing hollow shaft grinding processing does not have a special clamp, generally, a tool clamp on a grinding machine is used, when the hollow shaft is fixed, tools such as an iron hammer are used for driving two ends of a hollow shaft part to be ground into a cylindrical mandrel, then a center positioning hole of the cylindrical mandrel is fixed through a top head on the grinding machine, and the fixing method can cause the shaft end of a thin hollow shaft to break.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hollow shaft grinds processing frock clamp to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hollow shaft grinds and processes frock clamp, includes telescoping device, fixing device and hollow shaft body, both ends are provided with fixing device respectively about the hollow shaft body, fixing device's quantity has two, overlaps respectively and locates both ends about the telescoping device, the telescoping device runs through in the inside of hollow shaft body.

The telescoping device comprises fixed disk, left threaded rod and right threaded rod, the right-hand member of left side threaded rod is provided with right threaded rod, the quantity of fixed disk has two, two the disk is fixed connection respectively in the left end of left threaded rod and the right-hand member of right threaded rod.

Preferred, fixing device comprises spacing ring activity chamber, fixed ring, stopper activity chamber, disk activity chamber, stock twist grip, stock fixed block, spacing ring, spring, stopper, quarter butt, circular-arc fixed block and disk, the upper end and the lower extreme of fixed ring are provided with spacing ring activity chamber respectively, the inside in spacing ring activity chamber is provided with the spacing ring, the inner wall fixed connection of spacing ring in the outer wall of stock, the below of spacing ring is provided with the spring, the spring cup joints in the outer wall of stock, the top fixed connection of stock is changeed the middle part of outer wall in the stock, the below of stock twist grip is provided with the stock fixed block, the quantity of stock fixed block has two, two the bottom fixed connection of stock fixed block is fixed connection respectively in the outer wall of fixed ring, the bottom fixed connection of stock is in the top of disk, the disk sets up in the inside in disk activity chamber, the inside of round-arc fixed block is opened to the disk activity chamber, both ends are fixed connection respectively in two the bottom of quarter butt, the bottom fixed connection of quarter butt is in the bottom of the stopper, the quantity of two movable chamber sets up the stopper respectively and convenient the stopper has been opened the stock, and has been convenient the stopper.

Preferably, left side threaded rod and right threaded rod are scalable design, and through the left threaded rod and the right threaded rod that have set up scalable design, make the fixed of the adaptable different length hollow shafts of telescoping device.

Preferably, the inner wall of the long rod fixing block is provided with threads, and the threads are arranged on the inner wall provided with the fixing block, so that the long rod fixing block is firmer when the long rod is fixed.

Preferably, the outer wall of the upper end of the long rod is provided with threads, and the outer wall of the upper end of the long rod is provided with the threads, so that the long rod is firmer in fixing.

Preferably, the bottom of circular-arc fixed block is provided with the screw thread, is provided with the screw thread through the bottom that has set up circular-arc fixed block, makes circular-arc fixed block more firm with the fixed of left threaded rod and right threaded rod.

Preferably, the diameter of the fixed round block is smaller than the inner diameter of the fixed ring, and the diameter of the fixed round block is smaller than the inner diameter of the fixed ring, so that the hollow shaft is more convenient to fix.

Compared with the prior art, the beneficial effects of the utility model are that: according to the hollow shaft grinding tool clamp, the hollow shaft is fixed by arranging the fixing device and the telescopic device, and the fixing method avoids the shaft end breakage of the thin hollow shaft.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is a right side schematic view of the present invention.

In the figure: 1. a telescoping device; 101. fixing the round block; 102. a left threaded rod; 103. a right threaded rod; 2. a fixing device; 201. a limiting ring movable cavity; 202. fixing the circular ring; 203. a limiting block movable cavity; 204. a wafer movable cavity; 205. a long rod rotating handle; 206. a long rod; 207. a long rod fixing block; 208. a limiting ring; 209. a spring; 210. a limiting block; 211. a short bar; 212. an arc-shaped fixed block; 213. a wafer; 3. a hollow shaft body.

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: the utility model provides a hollow shaft grinds and processes frock clamp, includes telescoping device 1, fixing device 2 and hollow shaft body 3, and both ends are provided with fixing device 2 respectively about hollow shaft body 3, and fixing device 2's quantity has two, overlaps respectively and locates both ends about telescoping device 1, and telescoping device 1 runs through in the inside of hollow shaft body 3.

Telescoping device 1 is by fixed circular block 101, left-hand thread pole 102 and right threaded rod 103 are constituteed, left-hand thread pole 102 and right threaded rod 103 are scalable design, left-hand thread pole 102 and right threaded rod 103 through having set up scalable design, make the fixed of the adaptable different length hollow shafts of telescoping device 1, the right-hand member of left-hand thread pole 102 is provided with right threaded rod 103, the quantity of fixed circular block 101 has two, the diameter of fixed circular block 101 is less than the internal diameter of fixed ring 202, the diameter through having set up fixed circular block 101 is less than the internal diameter of fixed ring 202, it is more convenient to make the fixed of hollow shaft, two circular blocks are fixed connection respectively in the left end of left threaded rod 102 and the right-hand member of right threaded rod 103, through having set up fixed circular block 101, make telescoping device 1 more firm when fixed.

The fixing device 2 is composed of a limit ring movable cavity 201, a fixed ring 202, a limit block movable cavity 203, a wafer movable cavity 204, a long rod rotating handle 205, a long rod 206, a long rod fixing block 207, a limit ring 208, a spring 209, a limit block 210, a short rod 211, an arc-shaped fixing block 212 and a wafer 213, the upper end and the lower end of the fixed ring 202 are respectively provided with the limit ring movable cavity 201, the limit ring 208 is arranged inside the limit ring movable cavity 201, the inner wall of the limit ring 208 is fixedly connected with the outer wall of the long rod 206, the spring 209 is arranged below the limit ring 208, the spring 209 is sleeved on the outer wall of the long rod 206, the outer wall of the upper end of the long rod 206 is provided with threads, the long rod 206 is firmer when being fixed by the threads arranged on the outer wall of the upper end of the long rod 206, the top end of the long rod 206 is fixedly connected with the middle part of the outer wall of the long rod rotating handle 205, the fixing block 207 is arranged below the rotating rod 206, the inner wall of the long rod fixing block 207 is provided with threads, the threads are arranged on the inner wall provided with the fixing block, so that the long rod fixing block 207 is firmer in fixing the long rod 206, the number of the long rod fixing blocks 207 is two, the bottom ends of the two long rod fixing blocks 207 are respectively and fixedly connected to the outer wall of the fixed ring 202, the bottom end of the long rod 206 is fixedly connected to the top end of the wafer 213, the wafer 213 is arranged in the wafer movable cavity 204, the wafer movable cavity 204 is arranged in the arc-shaped fixing block 212, the threads are arranged at the bottom end of the arc-shaped fixing block 212, the threads are arranged at the bottom end provided with the arc-shaped fixing block 212, so that the arc-shaped fixing block 212 is more firmly fixed with the left threaded rod 102 and the right threaded rod 103, the left end and the right end of the top end of the arc-shaped fixing block 212 are respectively and fixedly connected to the bottom ends of the two short rods 211, and the top ends of the short rods 211 are fixedly connected to the bottom end of the limiting block 210, the number of the limiting blocks 210 is two, the two limiting blocks 210 are respectively arranged inside the two limiting block movable cavities 203, the two limiting block movable cavities 203 are respectively arranged inside the fixed circular ring 202, and the long rod rotating handle 205 is arranged, so that the long rod 206 can rotate more conveniently.

The working principle is as follows: when this hollow shaft grinds to process frock clamp uses, run through the inside in hollow shaft body 3 with telescoping device 1, adjust the flexible length of left threaded rod 102 and right threaded rod 103 according to the length of hollow shaft body 3, pass telescoping device 1 with fixed ring 202, place both ends about hollow shaft body 3, rotatory stock is changeed 205, with circular-arc fixed block 212 inwardly moved, fix fixed ring 202 both ends about hollow shaft body 3, then fix fixed round block 101 on telescoping device 1 on the frock clamp on the grinding machine.

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 hollow shaft grinds and processes frock clamp, includes telescoping device (1), fixing device (2) and hollow shaft body (3), its characterized in that: the left end and the right end of the hollow shaft body (3) are respectively provided with two fixing devices (2), the two fixing devices (2) are respectively sleeved at the left end and the right end of the telescopic device (1), and the telescopic device (1) penetrates through the hollow shaft body (3);

telescoping device (1) comprises fixed disk (101), left threaded rod (102) and right threaded rod (103), the right-hand member of left side threaded rod (102) is provided with right threaded rod (103), the quantity of fixed disk (101) has two, two the disk is fixed connection respectively in the left end of left threaded rod (102) and the right-hand member of right threaded rod (103).

2. The hollow shaft grinding tool clamp of claim 1, wherein: the fixing device (2) is composed of a limit ring movable cavity (201), a fixed circular ring (202), a limit block movable cavity (203), a wafer movable cavity (204), a long rod rotating handle (205), a long rod (206), a long rod fixed block (207), a limit ring (208), a spring (209), a limit block (210), a short rod (211), an arc-shaped fixed block (212) and a wafer (213), wherein the limit ring movable cavity (201) is arranged at the upper end and the lower end of the fixed circular ring (202) respectively, the limit ring (208) is arranged inside the limit ring movable cavity (201), the inner wall of the limit ring (208) is fixedly connected to the outer wall of the long rod (206), the spring (209) is arranged below the limit ring (208), the spring (209) is sleeved on the outer wall of the long rod (206), the top end of the long rod (206) is fixedly connected to the middle part of the outer wall of the rotating handle (205), the long rod (206) is arranged below the rotating rod (207), the number of the long rod (207) is two, the bottom ends of the two fixed blocks (207) are connected to the fixed circular ring movable cavity (202), and the wafer (213) is arranged at the top end of the wafer (213), disk activity chamber (204) is seted up in the inside of circular-arc fixed block (212), both ends are fixed connection respectively in two about the top of circular-arc fixed block (212) the bottom of quarter butt (211), the top fixed connection in the bottom of stopper (210) of quarter butt (211), the quantity of stopper (210) has two, two stopper (210) set up respectively in two the inside in stopper activity chamber (203), two the inside in fixed ring (202) is seted up respectively in stopper activity chamber (203).

3. The hollow shaft grinding tooling fixture of claim 1, characterized in that: the left threaded rod (102) and the right threaded rod (103) are in telescopic design.

4. The hollow shaft grinding tool clamp of claim 2, wherein: the inner wall of the long rod fixing block (207) is provided with threads.

5. The hollow shaft grinding tool clamp of claim 2, wherein: the outer wall of the upper end of the long rod (206) is provided with threads.

6. The hollow shaft grinding tool clamp of claim 2, wherein: the bottom end of the arc-shaped fixing block (212) is provided with threads.

7. The hollow shaft grinding tool clamp of claim 1, wherein: the diameter of the fixed round block (101) is smaller than the inner diameter of the fixed round ring (202).