CN219292767U

CN219292767U - Reducing sleeve for machine tool spindle

Info

Publication number: CN219292767U
Application number: CN202223425745.1U
Authority: CN
Inventors: 马永兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-18
Filing date: 2022-12-18
Publication date: 2023-07-04
Anticipated expiration: 2032-12-18

Abstract

The utility model provides a machine tool main shaft reducing sleeve, which relates to the technical field of reducing sleeves, and comprises the following components: the main shaft body, the main shaft body is connected with dismouting mechanism, dismouting mechanism is connected with switching mechanism. According to the utility model, through the mutual matching of the main shaft body and the dismounting mechanism, the connection strength of the main shaft body and the whole mechanism is enhanced, and the convenience of the switching mechanism in dismounting is facilitated through the mutual matching of the dismounting mechanism and the switching mechanism, a certain efficiency is improved for the work of a user, and the switching mechanism provides convenience for the whole use.

Description

Reducing sleeve for machine tool spindle

Technical Field

The utility model relates to the technical field of reducing sleeves, in particular to a reducing sleeve for a main shaft of a machine tool.

Background

The reducer sleeve is a taper sleeve with inner and outer conical surfaces having different taper numbers, and the outer conical body is connected with a machine tool taper hole and is connected with the main shaft, so that the connecting effect is provided for the connection of the main shaft and other shaft bodies.

However, in the prior art, when the existing machine tool spindle reducer is used, the existing machine tool spindle reducer is usually forcibly disassembled so as to be disassembled, and part of the existing machine tool spindle reducer is connected in a bolt or other inherent connection mode, so that certain inconvenience is brought to the disassembly, and when a certain part is damaged, the whole reducer is often required to be replaced so as to continue working, so that certain inconvenience is provided for the working, and certain resource waste is caused. In addition, because the reducer sleeve is a component for connecting the main shaft and other shaft bodies, the component is often damaged due to connection inaccuracy, and because the assembled reducer sleeve, the main shaft and other shaft bodies are arranged in a machine tool, when the other shaft bodies are replaced, the looseness between the main shaft and the reducer sleeve is possibly caused due to human factors, further maintenance is required after the looseness is caused, the efficiency is reduced due to time waste, and certain inconvenience is brought to a user to a certain extent.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a reducer sleeve for a main shaft of a machine tool.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: a machine tool spindle reducer, comprising: the main shaft body, main shaft body coupling has dismouting mechanism, dismouting mechanism is connected with changeover mechanism, changeover mechanism is equipped with accuse position cell body, accuse position cell body middle part both sides department slotted connection has the spring, the other end fixedly connected with movable block of spring, movable block middle part department fixedly connected with annular fixture block, movable block upper portion department fixedly connected with fixed fixture block, movable block bottom outside department block is connected with the bolt, bolt one end department through-connection has spacing inlay, bolt same end department through-connection has spacing ring body, spacing ring body middle part department is equipped with the adapter shaft, spacing ring body one end circumference department fixedly connected with bottom plate.

As a preferred embodiment, the bottom plate is fixedly connected with a dismounting mechanism.

As a preferred embodiment, the dismounting mechanism is provided with a screw groove body.

As a preferred embodiment, the thread groove body is fixedly connected with a retainer at the circumference where the thread end is not provided.

As a preferred embodiment, the circumference of the retainer is provided with positioning holes.

As a preferred embodiment, the screw groove body is screwed with a screw cap.

Compared with the prior art, the utility model has the advantages and positive effects that:

the utility model strengthens the connection strength of the main shaft body and the whole mechanism through the mutual matching of the main shaft body and the dismounting mechanism, and facilitates the convenience of the switching mechanism during dismounting through the mutual matching of the dismounting mechanism and the switching mechanism, improves a certain efficiency for the work of a user, and provides convenience for the whole use through the switching mechanism, and the switching shaft can be efficiently replaced for the user during replacement through the matching of the adjustable moving block with other components, thereby facilitating the work of the user during switching to a certain extent.

Drawings

Fig. 1 is a schematic perspective view of the whole structure of a reducer sleeve for a main shaft of a machine tool.

Fig. 2 is a schematic perspective view of a structure of an adapter mechanism of a machine tool spindle reducer sleeve.

Fig. 3 is a schematic perspective view of a detail structure of an adapter of a machine tool spindle reducer.

Fig. 4 is a schematic structural perspective view of a dismounting mechanism for a machine tool spindle reducer sleeve.

Legend description:

1. a main shaft body;

2. a disassembly and assembly mechanism; 21. a retainer; 22. a threaded groove body; 23. a screw cap; 24. positioning holes;

3. a switching mechanism; 31. a bottom plate; 32. a limit ring body; 33. a transfer shaft; 34. a limit inlay; 35. a bolt; 36. a moving block; 37. a spring; 38. an annular clamping block; 39. fixing the clamping block; 310. a position control groove body.

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.

Example 1

As shown in fig. 1-3, the present utility model provides a technical solution: a machine tool spindle reducer, comprising: the main shaft body 1, the main shaft body 1 is connected with a dismounting mechanism 2, and the dismounting mechanism 2 provides a fixing effect for the main shaft body 1; the dismounting mechanism 2 is connected with the switching mechanism 3, and the dismounting mechanism 2 is matched with the switching mechanism 3 so as to provide the dismountable effect. The switching mechanism 3 is provided with a position control groove body 310, the position control groove body 310 is fixed at the middle part of the bottom plate 31, springs 37 are connected at the grooves at two sides of the middle part of the position control groove body 310 in a slotted mode, the springs 37 can be stretched in a limited mode or retract inwards at the grooves at two sides of the middle part of the position control groove body 310, moving blocks 36 are connected at the grooves at the bottom of the position control groove body 310 in a slotted mode, the moving blocks 36 can slide in limited areas at the grooves at two sides of the position control groove body 310, the moving blocks 36 are fixedly connected with the moving blocks 36 at the other ends of the springs 37, the springs 37 are compressed in the moving process of the grooves at the position control groove body 310, and the reaction force of the springs 37 is generated, so that rebound is carried out when no external pressure exists. The middle part of the moving block 36 is fixedly connected with an annular clamping block 38, the annular clamping block 38 synchronously moves through a moving track of the moving block 36, the upper part of the moving block 36 is fixedly connected with a fixed clamping block 39, the fixed clamping block 39 is clamped on the switching shaft 33 along with the moving track of the moving block 36, the outer side of the bottom of the moving block 36 is clamped and connected with a bolt 35, one end of the bolt 35 is connected with a limiting inlay 34 in a penetrating manner, the same end of the bolt 35 is connected with a limiting ring body 32 in a penetrating manner, and in the screwing process of the bolt 35, the inward pressure is transmitted to the moving block 36 through the slotting positions of the limiting ring body 32 and the limiting inlay 34; the middle part department of spacing ring body 32 is equipped with adapter shaft 33, and adapter shaft 33 middle part is equipped with the trench that can block with fixed fixture block 39, thereby when adapter shaft 33 keeps in position, places one end position in spacing ring body 32 and carries out preliminary spacing, spacing ring body 32 one end circumference department fixedly connected with bottom plate 31.

Example 2

As shown in figures 1-4, the disassembly and assembly mechanism 2 is fixedly connected to the other side of the bottom plate 31, and the disassembly and assembly mechanism 2 is arranged, so that the switching mechanism 3 can be carried and disassembled synchronously when the disassembly and assembly mechanism 2 is disassembled, the convenience of wearing and replacing parts in the switching mechanism 3 when the parts are not used is improved to a certain extent, the convenience of switching by a user is improved, and the screw thread groove body 22 is arranged in the disassembly and assembly mechanism 2. The thread groove body 22 is not provided with the thread end circumference fixedly connected with the retainer 21, and other parts connected with the thread end circumference are used for fixing the mechanism in the machine tool more stably when the retainer 21 is connected with the spindle of the machine tool, so that the stability of the mechanism is improved to a certain extent. The circumference department of retainer 21 is opened there is locating hole 24, has improved the mechanism to a certain extent when docking through the locating hole 24 that sets up to the efficiency when having improved the mechanism to a certain extent and docking, and locating hole 24 can insert the fixed body, thereby has improved the anti-drop's after-docking functionality to a certain extent. The threaded cover 23 is connected with the threaded groove body 22 in a threaded manner, and the stability of the mechanism is improved to a certain extent through the mutual matching between the threaded cover 23 and the threaded groove body 22, and the switching mechanism 3 is synchronously detached due to the mutual matching of the threaded cover 23 and the switching mechanism 3 when the threaded cover 23 is detached, so that the convenience in component inspection between the mechanisms is improved to a certain extent, and the convenience in movement is improved for the replacement of parts.

Working principle:

as shown in fig. 1-4, by the mutual matching of the main shaft body 1 and the dismounting mechanism 2, the mechanism is primarily fixed, and because of the mutual matching of the dismounting mechanism 2 and the adapting mechanism 3, the effect of changing the diameter of the main shaft body 1 is achieved, after the main shaft body 1 and the dismounting mechanism 2 are connected, and after the fixing body 21 on the dismounting mechanism 2 is positioned and connected through the positioning hole 24, the fixing body can be inserted to complete the primary fixing of the dismounting mechanism 2 and the main shaft body 1, when the primary fixing is performed, the screw cap 23 in the dismounting mechanism 2 is fixed along with the screw thread on the screw thread groove body 22, the installation direction is opposite to the machine tool rotation direction, when the mounting is performed, the screw cap 23 is connected with the bottom plate 31, the adapting shaft 33 is embedded into the limiting ring body 32, at the moment, the bolts 35 on two sides of the limiting ring body 32 are screwed, the bolt 35 will compress inwards in a rotating state through the limit inlay 34, at this time, the moving block 36 in the position control slot 310 arranged on the bottom plate 31 will be in butt joint with the bolt 35, when the bolt 35 is clamped, the moving block 36 will compress the spring 37 inwards, when the moving block 36 moves in the middle of the annular clamping block 38 and the fixed clamping block 39, when one end of the transfer shaft 33 is embedded into the annular clamping block 38, at this time, the fixed clamping block 39 will be embedded into the middle inlay of the transfer shaft 33 to fix, thus completing the fixation, when the component needs to be replaced or the transfer shaft 33 needs to be replaced, at this time, the bolt 35 is screwed out by the force of the bolt 35 in the opposite direction, at this time, the compressed spring 37 will push the moving block 36 out with a reaction force to automatically complete the unlocking because the annular clamping block 38 and the fixed clamping block 39 receive the influence of the moving block 36, when the component is to be replaced, the screw cap 23 is screwed out by the reaction force of screwing the screw cap 23.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. A machine tool spindle reducer, comprising: spindle body (1), spindle body (1) is connected with dismouting mechanism (2), dismouting mechanism (2) are connected with changeover mechanism (3), changeover mechanism (3) are equipped with accuse position cell body (310), accuse position cell body (310) middle part both sides department fluting is connected with spring (37), spring (37) other end fixedly connected with movable block (36), movable block (36) middle part department fixedly connected with annular fixture block (38), movable block (36) upper portion department fixedly connected with fixture block (39), movable block (36) bottom outside department block is connected with bolt (35), bolt (35) one end department through-connection has spacing inlay (34), bolt (35) same end department through-connection has spacing ring body (32), spacing ring body (32) middle part department is equipped with changeover axle (33), spacing ring body (32) one end circumference department fixedly connected with bottom plate (31).

2. A machine tool spindle reducer casing according to claim 1, wherein: the bottom plate (31) is fixedly connected with a disassembly and assembly mechanism (2).

3. A machine tool spindle reducer casing according to claim 1, wherein: the dismounting mechanism (2) is provided with a thread groove body (22).

4. A machine tool spindle reducer according to claim 3, wherein: the circumference of the thread groove body (22) which is not provided with the thread end is fixedly connected with a retainer (21).

5. A machine tool spindle reducer union according to claim 4, wherein: positioning holes (24) are formed in the circumference of the retainer (21).

6. A machine tool spindle reducer union according to claim 5, wherein: the thread groove body (22) is in threaded connection with a thread cover (23).