CN218984388U

CN218984388U - Excircle convenient to change grinding wheel for grinding machine

Info

Publication number: CN218984388U
Application number: CN202223116783.9U
Authority: CN
Inventors: 刘艳华; 李庆武
Original assignee: Volvo Technology Dalian Co ltd
Current assignee: Volvo Technology Dalian Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-09
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses an excircle of a grinding wheel for a grinding machine convenient to replace, which comprises a main shaft box, wherein the inner sides of two transverse plates are fixedly connected with a plurality of springs, the outer sides of the two transverse plates are movably connected with the inner sides of circular plates, the outer sides of the two transverse plates are fixedly connected with protruding blocks, the outer walls of the two protruding blocks are respectively and movably connected with two through holes of the circular plates and two grooves on the inner sides of the main shaft, the outer sides of the two transverse plates are fixedly connected with positioning rods, the outer walls of the two positioning rods are movably connected with positioning grooves, and the two positioning grooves are respectively arranged on two sides of the inner part of each circular plate. The utility model relates to the technical field of grinding machines, and by matching between a cylinder, a clamping block and an annular cylinder, the time for rotating a bolt is saved, the whole fixing process is convenient, the problem that the working time of the existing grinding wheel is prolonged by means of bolt fixing is solved, and the working efficiency is improved when the grinding wheel is replaced.

Description

Excircle convenient to change grinding wheel for grinding machine

Technical Field

The utility model relates to the technical field of grinding machines, in particular to an excircle of a grinding wheel for a grinding machine, which is convenient to replace.

Background

The grinding machine is a machine tool for grinding the surface of a workpiece by using a grinding tool, most of the grinding machines are grinding machines by using a grinding wheel rotating at a high speed, and a few of the grinding machines are grinding machines by using other grinding tools such as oilstones, abrasive belts and the like and free abrasive materials, such as honing machines, superfinishing machines, abrasive belt grinding machines, polishing machines and the like, wherein a main shaft in a main shaft box in the grinding machine generally drives the grinding wheel to rotate so as to repeatedly grind the workpiece, and in order to replace the grinding wheel rapidly, an excircle of the grinding wheel for the grinding machine is convenient to replace.

The existing fixing structure of the excircle grinding wheel adopts a plurality of bolts to be screwed into holes corresponding to the grinding wheel.

But the existing grinding wheel depends on the mode of bolt fixing to prolong the working time, and the working efficiency is reduced when the grinding wheel is replaced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the excircle of the grinding wheel for the grinding machine, which is convenient to replace, and solves the problems that the working time is prolonged and the working efficiency is reduced when the existing grinding wheel is replaced by a bolt fixing mode.

In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides an excircle convenient to change emery wheel for grinding machine, includes the headstock, the main shaft is installed to one side of headstock, the outer wall rigid coupling of main shaft has the limiting plate, the outer wall of main shaft is provided with the emery wheel, one side of emery wheel supports tightly has the bolt, the outer wall screw thread of bolt links to each other there is the plectane, one side of plectane is laminated with the one end of main shaft mutually, the inside of main shaft is provided with fixed establishment, fixed establishment includes riser, spring, square groove, diaphragm, lug, locating lever and constant head tank, the one end at the main shaft is seted up to the square groove, the inboard of square groove links to each other with the outer wall one side activity of plectane, two one side of riser is laminated with one side of plectane mutually, two the one side of riser has the diaphragm, two the inboard rigid coupling of diaphragm has a plurality of springs, two the outside of diaphragm links to each other with the inboard activity of plectane, two the lug's outer wall links to each other with two recesses activity of two through-holes of plectane respectively, two locating lever both sides are seted up in the inside of two locating levers respectively.

Preferably, a cylinder movably connected with the outer wall of the main shaft is attached to one side of the limiting plate, the outer wall of the cylinder is movably connected with the inner part of the grinding wheel, and one end of the cylinder is attached to one side of the circular plate.

Preferably, one side of the riser is provided with a pull ring.

Preferably, the protruding block is matched with the shape of the two grooves on the inner side of the main shaft.

Preferably, the outside recess activity of drum links to each other has the fixture block, the top rigid coupling of fixture block has the annular section of thick bamboo that links to each other with the outer wall activity of drum, the outside processing of annular section of thick bamboo has the draw-in groove.

Advantageous effects

The utility model provides an excircle of a grinding wheel for a grinding machine, which is convenient to replace. The beneficial effects are as follows: this be convenient for change the cooperation between drum, fixture block and the annular section of thick bamboo of the excircle of grinding wheel for the grinding machine, practiced thrift the time of rotation bolt, whole fixed process is convenient, has solved current grinding wheel and has relied on the fixed mode of bolt to prolong operating time's problem, has improved work efficiency when changing.

Through the cooperation between lug, pull ring and the locating lever, realized fixing the emery wheel of different internal diameters, improved the application scope of device.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the present utility model;

FIG. 3 is a schematic view of the cylinder, cartridge and annular cartridge of FIG. 1;

FIG. 4 is a schematic view of the bump, tab and detent lever of FIG. 1.

In the figure: 1. the device comprises a main shaft box, 2, a main shaft, 3, a grinding wheel, 4, a limiting plate, 5, a cylinder, 6, a clamping block, 7, an annular cylinder, 8, a clamping groove, 9, bolts, 10, a circular plate, 11, a transverse plate, 12, a lug, 13, a pull ring, 14, a positioning rod, 15, a spring, 16, a positioning groove, 17, a vertical plate, 18 and a square groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The existing grinding wheel is fixed by bolts, so that the working time is prolonged, and the working efficiency is reduced when the grinding wheel is replaced.

In view of the above, the outer circle of the grinding wheel for the grinding machine is convenient to replace, the time for rotating the bolts is saved through the cooperation among the cylinder, the clamping block and the annular cylinder, the whole fixing process is convenient, the problem that the working time of the existing grinding wheel is prolonged by means of bolt fixing is solved, and the working efficiency is improved when the grinding wheel is replaced.

The components in the present case are sequentially connected by a person skilled in the art, and specific connection and operation sequence should be referred to the following working principle, and the detailed connection means thereof are known in the art, and the following working principle and process are mainly described.

Embodiment one: as can be seen from fig. 1-4, an outer circle of a grinding wheel for a grinding machine is convenient to replace, the grinding machine comprises a spindle box 1, a spindle 2 is installed on one side of the spindle box 1, a limiting plate 4 is fixedly connected to the outer wall of the spindle 2, the outer wall of the spindle 2 is provided with a grinding wheel 3, one side of the grinding wheel 3 is abutted against a bolt 9, the outer wall of the bolt 9 is connected with a circular plate 10 in a threaded manner, one side of the circular plate 10 is attached to one end of the spindle 2, a fixing mechanism is arranged in the spindle 2, the fixing mechanism comprises a vertical plate 17, a spring 15, a square groove 18, a transverse plate 11, a lug 12, a positioning rod 14 and a positioning groove 16, the square groove 18 is formed in one end of the spindle 2, the inner side of the square groove 18 is movably connected with one side of the outer wall of the circular plate 10, one side of the two vertical plates 17 is fixedly connected with one side of the circular plate 10, one side of the two vertical plates 17 is fixedly connected with the transverse plate 11, a plurality of springs 15 are fixedly connected with the inner sides of the two transverse plates 11, the outer sides of the two transverse plates 11 are fixedly connected with the two through holes 12 respectively, the two through holes 12 and the inner sides of the two transverse plates 12 are movably connected with the two through holes 14 and the two positioning rods 16 are movably connected with the two positioning rods 14 in the two inner sides of the two positioning grooves 14, the two positioning rods 14 can be movably positioned in the two positioning grooves 16 are movably positioned in the two inner side positions of the two positioning grooves 14, and two positioning rods are movably positioned in the two positioning grooves 14 are respectively and can be respectively connected with the two positioning grooves 14;

in the specific implementation process, it is worth particularly pointing out that the positioning rod 14 can move in the positioning groove 16, the position of the transverse plate 11 can be limited, the time for rotating the bolt 9 is saved through the cooperation among the cylinder 5, the convex block 12 and the main shaft 2, the whole fixing process is convenient, the problem that the working time is prolonged in the existing mode that the grinding wheel is fixed by the bolt 9 is solved, and the working efficiency is improved when the grinding wheel is replaced;

further, a cylinder 5 movably connected with the outer wall of the main shaft 2 is attached to one side of the limiting plate 4, the cylinder 5 can move on the outer wall of the main shaft 2, the grinding wheel 3 can be placed on the outer wall of the cylinder 5, the outer wall of the cylinder 5 is movably connected with the inner part of the grinding wheel 3, and one end of the cylinder 5 is attached to one side of the circular plate 10;

in particular, it is worth noting that the device enables the positioning of the grinding wheel 3;

further, one side of the riser 17 is provided with a pull ring 13;

in particular, it is worth noting that the tab 13 allows the user to conveniently pull the riser 17;

further, the bump 12 is matched with the shape of two grooves on the inner side of the main shaft 2;

in the specific implementation process, it is worth particularly pointing out that the shape of the convex block 12 is matched with the shape of the two grooves on the inner side of the main shaft 2, so that the two grooves can be tightly inserted;

specifically, when the outer circle of the grinding wheel for the grinding machine is convenient to replace, a user can push the circular plate 10 onto the main shaft 2 and attach the circular plate 10 with the limiting plate 4, push the grinding wheel 3 into the main shaft 2 and tightly prop against the outer side of the circular plate 10, pull the two pull rings 13 inwards, push the circular plate 10 into the groove of the main shaft 2, then loosen the two pull rings 13, at the moment, the spring 15 loses the external force to support and elastically deforms, the lug 12 can be driven to be inserted into the groove on the inner side of the main shaft 2 to be fixed, and finally fine adjustment can be carried out according to the thickness of the grinding wheel 3.

Embodiment two: as can be seen from fig. 1-3, a clamping block 6 is movably connected with an outer groove of the cylinder 5, the clamping block 6 can move in the outer groove of the cylinder 5, an annular cylinder 7 movably connected with the outer wall of the cylinder 5 is fixedly connected to the top of the clamping block 6, a clamping groove 8 is processed on the outer side of the annular cylinder 7, and the clamping groove 8 is matched with the shape of the clamping block 6;

in the specific implementation process, it is worth particularly pointing out that the clamping block 6 can move in the groove at the outer side of the cylinder 5, the clamping groove 8 is matched with the shape of the clamping block 6, and the grinding wheels 3 with different inner diameters are fixed through the matching among the clamping block 6, the annular cylinder 7 and the cylinder 5, so that the application range of the device is improved;

specifically, on the basis of the first embodiment, the device realizes sequential overlapping of the plurality of clamping blocks 6, a user can push the clamping blocks 6 on the inner side of the annular cylinder 7 into the grooves on the outer side of the cylinder 5, the end parts of the clamping blocks are bonded and limited by the circular plate 10, if the clamping blocks are not in accordance with the size, the annular cylinder 7 is continuously increased to fix the clamping blocks 6 and the clamping grooves 8, wherein the thickness of the annular cylinder 7 is the adjusting range, and the device mainly depends on two clamping blocks 6 on one annular cylinder which are symmetrically arranged and is clamped into two clamping grooves 8 in the other annular cylinder 7 to fix according to the requirement of the user.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation. The term "comprising one" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises an element.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims

1. The utility model provides an excircle convenient to change emery wheel for grinding machine, includes headstock (1), its characterized in that: a main shaft (2) is arranged on one side of the main shaft box (1), a limiting plate (4) is fixedly connected to the outer wall of the main shaft (2), a grinding wheel (3) is arranged on the outer wall of the main shaft (2), a bolt (9) is abutted against one side of the grinding wheel (3), a circular plate (10) is connected with the outer wall of the bolt (9) through threads, one side of the circular plate (10) is attached to one end of the main shaft (2), and a fixing mechanism is arranged inside the main shaft (2);

the fixing mechanism comprises a vertical plate (17), a spring (15), a square groove (18), a transverse plate (11), a convex block (12), a positioning rod (14) and a positioning groove (16);

the square groove (18) is formed in one end of the main shaft (2), the inner side of the square groove (18) is movably connected with one side of the outer wall of the circular plate (10), two sides of the vertical plate (17) are movably connected with one side of the circular plate (10), two sides of the vertical plate (17) are fixedly connected with the transverse plate (11), a plurality of springs (15) are fixedly connected with the inner side of the transverse plate (11), two outer sides of the transverse plate (11) are movably connected with the inner side of the circular plate (10), two protruding blocks (12) are fixedly connected with the outer sides of the transverse plate (11) respectively, two through holes of the circular plate (10) and two grooves on the inner side of the main shaft (2) are movably connected, two positioning rods (14) are fixedly connected with the outer sides of the transverse plate (11), and two positioning rods (14) are movably connected with positioning grooves (16), and the two positioning grooves (16) are formed in two sides of the inner side of the circular plate (10) respectively.

2. An outer circle for facilitating replacement of grinding wheel for grinding machine according to claim 1, wherein: one side of the limiting plate (4) is attached with a cylinder (5) movably connected with the outer wall of the main shaft (2), the outer wall of the cylinder (5) is movably connected with the inside of the grinding wheel (3), and one end of the cylinder (5) is attached with one side of the circular plate (10).

3. An outer circle for facilitating replacement of grinding wheel for grinding machine according to claim 1, wherein: one side of the vertical plate (17) is provided with a pull ring (13).

4. An outer circle for facilitating replacement of grinding wheel for grinding machine according to claim 1, wherein: the protruding blocks (12) are matched with the shapes of the two grooves on the inner side of the main shaft (2).

5. An outer circle for facilitating replacement of grinding wheel for grinding machine according to claim 2, wherein: the clamping block (6) is movably connected with the outer side groove of the cylinder (5), an annular cylinder (7) movably connected with the outer wall of the cylinder (5) is fixedly connected to the top of the clamping block (6), and a clamping groove (8) is formed in the outer side of the annular cylinder (7).