CN217619974U

CN217619974U - Dismounting clamp

Info

Publication number: CN217619974U
Application number: CN202220420334.4U
Authority: CN
Inventors: 任保民; 张建玲
Original assignee: Shenzhen Jinzhou Precision Technology Corp
Current assignee: Shenzhen Jinzhou Precision Technology Corp
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-10-21
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses a dismouting anchor clamps relates to clamping device technical field. This assembly and disassembly anchor clamps is used for dismouting emery wheel finishing axle, and emery wheel finishing axle includes first axis body and second axis body, and the one end of first axis body is equipped with spacing portion, and the other end of first axis body is used for connecting the emery wheel axle, and the second axis body rotationally cooperates with the first axis body, and assembly and disassembly anchor clamps include first locating part, and first locating part can cooperate with spacing portion in order to restrict the rotation of first axis body along its circumferential direction. The disassembly and assembly clamp can improve the disassembly and assembly efficiency and the disassembly and assembly convenience of the grinding wheel.

Description

Dismounting clamp

Technical Field

The utility model relates to a clamping device technical field especially relates to a dismouting anchor clamps.

Background

The grinding wheel needs to be repaired in time before being mounted on a machine or after being worn, the dressing needs to be completed on a special grinding wheel dressing machine by means of a special shaft, and a grinding wheel shaft of a grinding machine needs to be dismounted and mounted on a grinding wheel dressing shaft for use during dressing. The existing grinding wheel spindle and the tool grinding machine are often matched equipment, the grinding wheel dresser only comprises a machine tool and a grinding wheel dressing spindle, the existing grinding wheel dressing spindle is connected with the grinding wheel spindle and then needs to be provided with a grinding wheel on the grinding wheel spindle, the grinding wheel needs to be locked through a nut, but the connection part of the existing grinding wheel dressing spindle and the grinding wheel spindle is difficult to fix, the connection of the grinding wheel spindle on the grinding wheel dressing spindle and the nut locking of the grinding wheel are realized and fixed through threaded rotation, and under the premise that the grinding wheel dressing spindle is difficult to fix, the installation of the grinding wheel spindle and the grinding wheel is difficult.

Therefore, a disassembly and assembly jig is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dismouting anchor clamps can improve the dismouting efficiency and the dismouting convenience of emery wheel.

For realizing the above technical effect, the technical scheme of the utility model as follows:

the utility model provides a dismouting anchor clamps, dismouting anchor clamps are used for dismouting emery wheel finishing axle, emery wheel finishing axle includes first axis body and second axis body, the one end of first axis body is equipped with spacing portion, the other end of first axis body is used for connecting the emery wheel axle, the second axis body rotationally with the cooperation of first axis body, dismouting anchor clamps include: the first limiting piece can be matched with the limiting part to limit the rotation of the first shaft body along the circumferential direction of the first shaft body.

Further, one of the first limiting part and the limiting part comprises a limiting hole, and the other one of the first limiting part and the limiting part comprises a limiting protrusion matched with the limiting hole.

Furthermore, the limiting hole is a polygonal hole.

Further, the first limiting part comprises the limiting protrusion, and the limiting part comprises the limiting hole.

Furthermore, an external thread is arranged on the limiting protrusion, and an internal thread matched with the external thread is arranged in the limiting hole.

Further, the first stopper includes: a limiting seat; the limiting pin is arranged on the limiting seat and can be matched with the limiting part and limit the rotation of the first shaft body along the circumferential direction of the first shaft body.

Furthermore, the disassembling and assembling clamp further comprises a second limiting part, wherein the second limiting part is arranged on the first limiting part, sleeved on the grinding wheel trimming shaft and arranged corresponding to the limiting part.

Further, the second limiting part comprises a limiting cylinder, and the length of the limiting cylinder is greater than that of the limiting part in the length direction of the grinding wheel dressing shaft.

Furthermore, the second limiting part comprises a limiting cylinder, the second shaft body is rotatably sleeved on the first shaft body, the projection of the two ends of the second shaft body on the first shaft body is located between the two ends of the first shaft body, and the limiting cylinder extends to the second shaft body from the end of the first shaft body, which is provided with the limiting part.

Furthermore, a fixing portion is further arranged on the first limiting member and used for fixing the first limiting member.

The utility model has the advantages that:

the first limiting part can be matched with the limiting part and limit the rotation of the first shaft body along the circumferential direction of the first shaft body, so that the grinding wheel spindle can be smoothly and conveniently installed on the first shaft body through the thread locking structure, the problem that the thread locking structure slips due to the rotation of the first shaft body is avoided, and after the grinding wheel spindle is connected, the grinding wheel spindle is connected with the first shaft body, so that the limiting effect of circumferential rotation can be achieved through the matching of the first limiting part and the limiting part, and the problem of slipping of the nut when the grinding wheel is locked on the grinding wheel spindle is avoided; similarly, when the nut is disassembled from the grinding wheel spindle and the grinding wheel spindle is disassembled from the first spindle body, reliable and smooth disassembly can be guaranteed through the matching of the first limiting part and the limiting part.

From this, according to the utility model discloses a dismouting anchor clamps can be convenient reliable ground with the primary shaft body spacing, realizes the quick safe and reliable's of emery wheel axle and emery wheel dismouting, and its easy operation, convenient are showing the dismouting efficiency that has improved the emery wheel.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of a mounting and dismounting fixture according to an embodiment of the present invention;

fig. 2 is a second schematic structural view of a mounting/dismounting jig according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a stop pin according to an embodiment of the present invention.

Reference numerals

1. Trimming the shaft by using a grinding wheel; 11. a first shaft body; 12. a second shaft body; 13. a limiting part; 131. a limiting hole;

2. a first limit piece; 21. a limiting seat; 22. a limit pin; 23. a connecting portion;

3. a second limiting member; 31. a limiting cylinder;

4. a fixed part; 5. a grinding wheel spindle; 6. a connecting member.

Detailed Description

In order to make the technical problems, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further explained below by means of specific embodiments in conjunction with the accompanying drawings.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The following describes a specific structure of a mounting and dismounting jig according to an embodiment of the present invention with reference to fig. 1 to 3.

As shown in fig. 1-3, fig. 1 discloses a mounting and dismounting fixture, which is used for mounting and dismounting a grinding wheel dressing shaft 1, the grinding wheel dressing shaft 1 includes a first shaft body 11 and a second shaft body 12, one end of the first shaft body 11 is provided with a limiting portion 13, the other end of the first shaft body 11 is used for connecting a grinding wheel shaft 5, the second shaft body 12 is rotatably matched with the first shaft body 11, the mounting and dismounting fixture includes a first limiting member 2, and the first limiting member 2 can be matched with the limiting portion 13 to limit the rotation of the first shaft body 11 along the circumferential direction thereof.

It can be understood that, the first limiting part 2 can be matched with the limiting part 13 and limit the rotation of the first shaft body 11 along the circumferential direction thereof, so that the grinding wheel spindle 5 can be smoothly and conveniently installed on the first shaft body 11 through the thread locking structure, the problem of slipping of the thread locking structure caused by the rotation of the first shaft body 11 can be avoided, and after the grinding wheel spindle 5 is connected, the grinding wheel spindle 5 can also achieve the limiting effect of circumferential rotation through the matching of the first limiting part 2 and the limiting part 13 because the grinding wheel spindle 5 is connected with the first shaft body 11, so that the problem of slipping can not occur when the nut locks the grinding wheel on the grinding wheel spindle 5; similarly, when the nut is detached from the grinding wheel spindle 5 and the grinding wheel spindle 5 is detached from the first spindle body 11, the first limiting member 2 and the limiting portion 13 are matched to ensure reliable and smooth detachment.

From this, according to the dismouting anchor clamps of this embodiment, can be convenient reliably with 11 spacing first axises, realize the quick safe and reliable's of emery wheel axle 5 and emery wheel dismouting, its easy operation, convenient, show the dismouting efficiency that has improved the emery wheel.

In some embodiments, as shown in fig. 1, the grinding wheel truing shaft 1 is fixedly connected with the grinding wheel shaft 5 through a connecting member 6. The connecting piece 6 may in particular be provided as a bolt.

In some embodiments, as shown in fig. 1, one of the first limiting member 2 and the limiting portion 13 includes a limiting hole 131, and the other includes a limiting protrusion engaged with the limiting hole 131.

It can be understood that the rotation limitation of the first shaft body 11 in the circumferential direction can be better realized through the matching of the limiting hole 131 and the limiting protrusion.

The utility model discloses an in other embodiments, can also set up spacing at the inner wall in spacing hole 131, set up spacing groove etc. at spacing bellied outer wall and realize further spacingly to the primary shaft body 11.

In some embodiments, as shown in fig. 1 and 3, the retention apertures 131 are polygonal apertures.

It can be understood that the circumferential limiting effect can be conveniently and conveniently realized through the arrangement of the polygonal holes. Specifically, the limiting hole 131 in this embodiment is a hexagonal hole, and in other embodiments of the present invention, the limiting hole 131 may also be a pentagonal hole, a tetragonal hole, or a special-shaped hole.

In some embodiments, the first limiting member 2 includes a limiting protrusion, and the limiting portion 13 includes a limiting hole 131.

It can be understood that, the limiting protrusion is disposed on the first limiting member 2, and the limiting hole 131 is disposed on the first shaft 11, so that the first shaft 11 can be rapidly matched with the first limiting member 2 to achieve a circumferential limiting effect.

In some embodiments, the limiting protrusion has an external thread, and the limiting hole 131 has an internal thread matching the external thread.

It can be understood that the first shaft body 11 and the first limiting member 2 can be fixedly connected by the thread through the matching of the internal thread and the external thread, so that the circumferential limiting effect can also be achieved.

In some embodiments, as shown in fig. 1 and 2, the first limiting member 2 includes a limiting seat 21 and a limiting pin 22. The limit pin 22 is tightly fitted or screwed to the limit seat 21, and the limit pin 22 can be fitted to the limit portion 13 and limit the rotation of the first shaft body 11 in the circumferential direction thereof.

It can be understood that the limiting seat 21 can be convenient for supporting the first shaft body 11, thereby being convenient for realizing the support of the grinding wheel dressing shaft 1, being beneficial to the subsequent limiting effect and being convenient for disassembly and assembly.

In some embodiments, as shown in fig. 1 and fig. 2, the dismounting fixture further includes a second limiting member 3, and the second limiting member 3 is disposed on the first limiting member 2, sleeved on the grinding wheel dressing shaft 1, and disposed corresponding to the limiting portion 13.

It can be understood that, because the second locating part 3 can be sleeved on the grinding wheel dressing shaft 1, the problem that the grinding wheel dressing shaft 1 is inclined to the radial direction and leads to the first locating part 2 being unable to limit the first shaft body 11 can be prevented, the limiting firmness of the grinding wheel dressing shaft 1 is further improved, and the disassembly and assembly reliability is further improved.

Specifically, as shown in fig. 1 and fig. 2, the first limiting member 2 further includes a connecting portion 23, and the limiting base 21 and the second limiting member 3 are fixedly connected through the connecting portion 23. The connecting portion 23 may be provided as a bolt, a pin, or the like.

In some embodiments, as shown in fig. 1 and 2, the second limiting member 3 includes a limiting cylinder 31, and the length of the limiting cylinder 31 is greater than the length of the limiting portion 13 in the length direction of the grinding wheel dressing shaft 1.

It can be understood that, through the setting of spacing drum 31 for first axis body 11 can set up in spacing drum 31 inner wall comparatively conveniently, and because the length of spacing drum 31 is greater than the length of spacing portion 13, thereby can ensure that spacing drum 31 plays the spacing effect of reliable support to first axis body 11.

In some embodiments, as shown in fig. 1 and fig. 2, the second limiting member 3 includes a limiting cylinder 31, the second shaft 12 is rotatably sleeved on the first shaft 11, a projection of two ends of the second shaft 12 on the first shaft 11 is located between two ends of the first shaft 11, and the limiting cylinder 31 extends from one end of the first shaft 11 where the limiting portion 13 is located to the second shaft 12.

It can be understood that, because the second shaft body 12 of this embodiment is rotatably disposed in the middle of the first shaft body 11, that is, the first shaft body 11 is disposed in the second shaft body 12 in a penetrating manner, the limiting cylinder 31 is extended onto the second shaft body 12, and then the convenience of disassembly and assembly is further improved. The utility model discloses an in other embodiments, according to the actual cooperation structure of the first axis body 11 of emery wheel trimming axle 1 and second axis body 12, also can adjust the actual cooperation structure of spacing drum 31 and emery wheel trimming axle 1, consequently, the concrete structure of second locating part 3 can be confirmed according to the actual demand, as long as can reach the spacing portion 13 that prevents first axis body 11 and the effect of breaking away from of first locating part 2 can, need not carry out concrete restriction.

In some embodiments, the first limiting member 2 is further provided with a fixing portion 4, and the fixing portion 4 is used for fixing the first limiting member 2.

It can be understood that, the fixing portion 4 can be convenient for fix the first limiting member 2 on the working table, so as to ensure the relative fixation of the first limiting member 2, further ensure the relative fixation of the first shaft 11, and further ensure the convenience of installation or detachment.

Specifically, as shown in fig. 1 and fig. 2, fixed part 4 includes the fixed orifices, can wear to establish through locking structure such as screw in the fixed orifices and be fixed in workshop operation table surface with first locating part 2 on the fixed orifices the utility model discloses an in other embodiments, fixed part 4 also can set up to fixed protrusion and with table surface on the fixed orifices cooperation realize fixed effect, its concrete structure can be confirmed according to actual demand, need not be repeated.

In the description herein, references to the description of "some embodiments," "other embodiments," or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a disassembly and assembly anchor clamps, disassembly and assembly anchor clamps are used for dismouting emery wheel finishing axle (1), emery wheel finishing axle (1) includes first axle body (11) and second axle body (12), the one end of first axle body (11) is equipped with spacing portion (13), the other end of first axle body (11) is used for connecting emery wheel axle (5), second axle body (12) rotationally with first axle body (11) cooperation, its characterized in that, disassembly and assembly anchor clamps include:

the first limiting piece (2) can be matched with the limiting portion (13) to limit the rotation of the first shaft body (11) along the circumferential direction of the first shaft body.

2. The disassembly and assembly jig of claim 1, wherein one of the first limiting member (2) and the limiting portion (13) comprises a limiting hole (131), and the other comprises a limiting protrusion engaged with the limiting hole (131).

3. The disassembly and assembly jig of claim 2, wherein the limiting hole (131) is a polygonal hole.

4. The disassembly and assembly jig of claim 2, wherein the first limiting member (2) comprises the limiting protrusion, and the limiting portion (13) comprises the limiting hole (131).

5. The assembly and disassembly clamp as claimed in claim 2, wherein the limiting protrusion is provided with an external thread, and an internal thread adapted to the external thread is provided in the limiting hole (131).

6. The disassembly and assembly jig of claim 1 wherein the first retaining member (2) comprises:

a limiting seat (21);

the limiting pin (22), establish limiting pin (22) on spacing seat (21), limiting pin (22) can with spacing portion (13) cooperation and restriction first axle body (11) are along its rotation of circumferential direction.

7. The disassembly and assembly jig of claim 1, further comprising a second limiting member (3), wherein the second limiting member (3) is disposed on the first limiting member (2), sleeved on the grinding wheel dressing shaft (1) and disposed corresponding to the limiting portion (13).

8. The disassembly and assembly jig of claim 7, wherein the second stopper (3) comprises a stopper cylinder (31), and a length of the stopper cylinder (31) is longer than a length of the stopper portion (13) in a length direction of the truing shaft (1).

9. The assembly and disassembly clamp of claim 7, wherein the second limiting member (3) comprises a limiting cylinder (31), the second shaft body (12) is rotatably sleeved on the first shaft body (11), the projection of the two ends of the second shaft body (12) on the first shaft body (11) is located between the two ends of the first shaft body (11), and the limiting cylinder (31) extends from the end of the first shaft body (11) where the limiting portion (13) is located to the second shaft body (12).

10. The assembly and disassembly clamp of any of claims 1 to 9, wherein the first limiting member (2) is further provided with a fixing portion (4), and the fixing portion (4) is used for fixing the first limiting member (2).