CN221065252U - Electrodeless indexing locking assembly of machine tool accessory head - Google Patents
Electrodeless indexing locking assembly of machine tool accessory head Download PDFInfo
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- CN221065252U CN221065252U CN202322854075.3U CN202322854075U CN221065252U CN 221065252 U CN221065252 U CN 221065252U CN 202322854075 U CN202322854075 U CN 202322854075U CN 221065252 U CN221065252 U CN 221065252U
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- expansion sleeve
- machine tool
- locking assembly
- hydraulic
- tool accessory
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- 239000007788 liquid Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 230000022233 establishment of spindle orientation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides an electrodeless indexing locking assembly of a machine tool accessory head, and relates to the technical field of accessory heads. The locking assembly includes: the device comprises a fixing piece, an expansion sleeve and a rotary cylinder; the expansion sleeve is sleeved outside the fixing piece, and the rotary cylinder is sleeved outside the expansion sleeve; the inner wall of the expansion sleeve is provided with a hydraulic cavity, the fixing piece is provided with a hydraulic channel, one end of the hydraulic channel is communicated with the hydraulic cavity, and the other end of the hydraulic channel is communicated with the hydraulic driving device. According to the utility model, the locking assembly performs expansion locking on the rotary cylinder by injecting liquid into the hydraulic cavity, so that the rotary cylinder can be locked at any rotation angle, stepless indexing locking is realized, and the accuracy of locking angle is improved.
Description
Technical Field
The utility model relates to the technical field of accessory heads, in particular to an electrodeless indexing locking assembly of a machine tool accessory head.
Background
The machine tool accessory head is a common accessory for expanding the functions of a machine tool. The method is widely applied to various fields of mechanical processing of aviation, automobiles, molds and the like.
The machine tool accessory head is used, the machining range and adaptability of the machine tool accessory head can be increased without changing the structure of the machine tool, so that machining which is difficult to finish by the traditional method can be realized, repeated clamping of workpieces can be reduced, and the machining precision and efficiency are improved.
At present, a mechanism for adjusting the orientation of a main shaft of a machine tool accessory head usually adopts an end fluted disc for locking, but the minimum resolution of the end fluted disc is limited, so that the stepless indexing locking cannot be realized, and the locking precision is limited.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides an electrodeless indexing locking assembly of a machine tool accessory head, which solves the problem that the machine tool accessory head cannot realize electrodeless indexing locking.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
An electrodeless indexing locking assembly of a machine tool accessory head, the locking assembly comprising: the device comprises a fixing piece, an expansion sleeve and a rotary cylinder;
the expansion sleeve is sleeved outside the fixing piece, and the rotary cylinder is sleeved outside the expansion sleeve;
the inner wall of the expansion sleeve is provided with a hydraulic cavity, the fixing piece is provided with a hydraulic channel, one end of the hydraulic channel is communicated with the hydraulic cavity, and the other end of the hydraulic channel is communicated with the hydraulic driving device.
Preferably, the rotary cylinder is fixedly connected with a main shaft module of the machine tool accessory head.
Preferably, the top end and the bottom end of the expansion sleeve are fixedly connected with the fixing piece.
Preferably, the top end of the expansion sleeve is provided with an outwards extending top flange ring, and the top flange ring is fixedly connected with the fixing piece through bolts.
Preferably, the bottom end of the expansion sleeve is provided with a bottom flange ring extending inwards, and the bottom flange ring is fixedly connected with the fixing piece through bolts.
Preferably, the outer wall of the expansion sleeve is provided with a plurality of deformation grooves.
Preferably, the deformation grooves are parallel to the central axis of the expansion sleeve, and all the deformation grooves are arranged around the circumference of the expansion sleeve in an array.
Preferably, the hydraulic cavity is an annular cavity formed around the fixing piece.
(III) beneficial effects
The utility model provides an electrodeless indexing locking assembly of a machine tool accessory head. Compared with the prior art, the method has the following beneficial effects:
In the utility model, the expansion sleeve is sleeved outside the fixing piece, and the rotary cylinder is sleeved outside the expansion sleeve; the inner wall of the expansion sleeve is provided with a hydraulic cavity, the fixing piece is provided with a hydraulic channel, one end of the hydraulic channel is communicated with the hydraulic cavity, and the other end of the hydraulic channel is communicated with the hydraulic driving device; the locking assembly performs expansion locking on the rotary cylinder by injecting liquid into the hydraulic cavity, so that the rotary cylinder can be locked at any rotation angle, stepless indexing locking is realized, and the accuracy of the locking angle is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing an internal structure of a locking assembly according to an embodiment of the present utility model;
Fig. 2 is an exploded view of a locking assembly according to an embodiment of the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are 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 electrodeless indexing locking assembly of the machine tool accessory head solves the problem that the machine tool accessory head cannot realize electrodeless indexing locking.
The technical scheme in the embodiment of the application aims to solve the technical problems, and the overall thought is as follows:
In the embodiment of the utility model, the expansion sleeve is sleeved outside the fixing piece, and the rotary cylinder is sleeved outside the expansion sleeve; the inner wall of the expansion sleeve is provided with a hydraulic cavity, the fixing piece is provided with a hydraulic channel, one end of the hydraulic channel is communicated with the hydraulic cavity, and the other end of the hydraulic channel is communicated with the hydraulic driving device; the locking assembly performs expansion locking on the rotary cylinder by injecting liquid into the hydraulic cavity, so that the rotary cylinder can be locked at any rotation angle, stepless indexing locking is realized, and the accuracy of the locking angle is improved.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Examples:
As shown in fig. 1, the present utility model provides an electrodeless indexing locking assembly of a machine tool accessory head, the locking assembly comprising: the fixing piece 10, the expansion sleeve 20 and the rotary cylinder 30;
The expansion sleeve 20 is sleeved outside the fixing piece 10, and the rotary drum 30 is sleeved outside the expansion sleeve 20;
The inner wall of the expansion sleeve 20 is provided with a hydraulic cavity 21, the fixing piece 10 is provided with a hydraulic channel 11, one end of the hydraulic channel 11 is communicated with the hydraulic cavity 21, and the other end is communicated with a hydraulic driving device.
The hydraulic driving device is a hydraulic pump.
The locking assembly performs expansion locking on the rotary cylinder 30 by injecting liquid into the hydraulic cavity 21, so that the rotary cylinder 30 can be locked at any rotation angle, stepless indexing locking is realized, and the accuracy of locking angles is improved.
The rotary drum 20 is fixedly connected with a spindle module of the machine tool accessory head, so that the spindle module can rotate along with the rotary drum 20, and the spindle orientation is adjusted.
As shown in fig. 1 and 2, the top end and the bottom end of the expansion sleeve 20 are fixedly connected with the fixing member 10. Preventing the expansion sleeve 20 from falling off.
As shown in fig. 1 and 2, the top end of the expansion sleeve 20 is provided with an outwardly extending top flange ring 22, and the top flange ring 22 is fixedly connected with the fixing member 10 through bolts.
As shown in fig. 1 and 2, the bottom end of the expansion sleeve 20 is provided with an inwardly extending bottom flange ring 23, and the bottom flange ring 23 is fixedly connected with the fixing member 10 through bolts.
As shown in fig. 2, the outer wall of the expansion sleeve 20 is provided with a plurality of deformation grooves 24, which is beneficial to the expansion sleeve 20 to expand outwards and lock the rotary drum 30.
As shown in fig. 2, the deformation grooves 24 are parallel to the central axis of the expansion sleeve 20, and all the deformation grooves 24 are arranged in an array around the circumference of the expansion sleeve 20.
As shown in fig. 1, the hydraulic chamber 21 is an annular chamber formed around the fixing member 10, so that the sleeve wall of the expansion sleeve 20 is uniformly expanded, and the locking structure is stable.
In summary, compared with the prior art, the utility model has the following beneficial effects:
In the embodiment of the utility model, the expansion sleeve is sleeved outside the fixing piece, and the rotary cylinder is sleeved outside the expansion sleeve; the inner wall of the expansion sleeve is provided with a hydraulic cavity, the fixing piece is provided with a hydraulic channel, one end of the hydraulic channel is communicated with the hydraulic cavity, and the other end of the hydraulic channel is communicated with the hydraulic driving device; the locking assembly performs expansion locking on the rotary cylinder by injecting liquid into the hydraulic cavity, so that the rotary cylinder can be locked at any rotation angle, stepless indexing locking is realized, and the accuracy of the locking angle is improved.
It should be noted that, in this document, 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, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (8)
1. An electrodeless indexing locking assembly for a machine tool accessory head, the locking assembly comprising: a fixing piece (10), an expansion sleeve (20) and a rotary cylinder (30);
The expansion sleeve (20) is sleeved outside the fixing piece (10), and the rotary cylinder (30) is sleeved outside the expansion sleeve (20);
The inner wall of the expansion sleeve (20) is provided with a hydraulic cavity (21), the fixing piece (10) is provided with a hydraulic channel (11), one end of the hydraulic channel (11) is communicated with the hydraulic cavity (21), and the other end of the hydraulic channel is communicated with a hydraulic driving device.
2. The electrodeless indexing locking assembly of a machine tool accessory head as claimed in claim 1, wherein the rotary drum (30) is fixedly connected to a spindle module of the machine tool accessory head.
3. The electrodeless indexing locking assembly of the machine tool accessory head as claimed in claim 1, wherein the top and bottom ends of the expansion sleeve (20) are fixedly connected with the fixing element (10).
4. A stepless indexing locking assembly for machine tool accessory head according to claim 3, characterized in that the top end of the expansion sleeve (20) is provided with an outwardly extending top flange ring (22), and the top flange ring (22) is fixedly connected with the fixing piece (10) through bolts.
5. An electrodeless indexing locking assembly of a machine tool accessory head as claimed in claim 3, characterised in that the bottom end of the expansion sleeve (20) is provided with an inwardly extending bottom flange ring (23), the bottom flange ring (23) being fixedly connected to the fixing member (10) by means of bolts.
6. The electrodeless indexing locking assembly of the machine tool accessory head as claimed in claim 1, characterized in that the outer wall of the expansion sleeve (20) is provided with a plurality of deformation grooves (24).
7. The electrodeless indexing locking assembly of the machine tool attachment head as claimed in claim 6, wherein the deformation grooves (24) are parallel to the central axis of the expansion sleeve (20), and all deformation grooves (24) are arranged in a circumferential array around the expansion sleeve (20).
8. An endless indexing locking assembly for a machine tool accessory head according to any one of claims 1 to 7, characterised in that the hydraulic chamber (21) is an annular chamber open around the fixture (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322854075.3U CN221065252U (en) | 2023-10-23 | 2023-10-23 | Electrodeless indexing locking assembly of machine tool accessory head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322854075.3U CN221065252U (en) | 2023-10-23 | 2023-10-23 | Electrodeless indexing locking assembly of machine tool accessory head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221065252U true CN221065252U (en) | 2024-06-04 |
Family
ID=91266192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322854075.3U Active CN221065252U (en) | 2023-10-23 | 2023-10-23 | Electrodeless indexing locking assembly of machine tool accessory head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221065252U (en) |
-
2023
- 2023-10-23 CN CN202322854075.3U patent/CN221065252U/en active Active
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