CN218657803U - Lathe center frame - Google Patents
Lathe center frame Download PDFInfo
- Publication number
- CN218657803U CN218657803U CN202223312949.4U CN202223312949U CN218657803U CN 218657803 U CN218657803 U CN 218657803U CN 202223312949 U CN202223312949 U CN 202223312949U CN 218657803 U CN218657803 U CN 218657803U
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- base
- movable frame
- bearing
- lathe
- frame
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Abstract
The utility model discloses a lathe center frame, which comprises a base and a movable frame, wherein the movable frame is rotationally connected on the base, mounting grooves are respectively arranged on the base and the movable frame, supporting arms are arranged in the mounting grooves, and positioning grooves and bolts are arranged on the supporting arms; the end part of the bolt penetrates through the positioning groove to fix the supporting arm on the base and the movable frame respectively, and one end of the supporting arm close to the circle center of the base and the movable frame is provided with a rotating unit. The utility model discloses a set up constant head tank and bearing on the support arm, when utilizing the bearing to make the adjustable shelf can with the cooperation processing of multiple type part to the in-process of work piece processing, reduce the adjustable shelf vibrations through constant head tank and bearing.
Description
Technical Field
The utility model relates to a lathe processing technology field, concretely relates to lathe centre frame.
Background
The center frame is one of the main auxiliary tools of the lathe, when the lathe is used for machining long shaft parts, in order to reduce vibration and bending deformation of workpieces during machining of the lathe, the center frame is often used for supporting and stabilizing the workpieces, the existing lathe center frame is generally made of iron materials, and friction support type supporting columns are adopted for supporting the workpieces, but in the process of machining the workpieces, on one hand, the center frame can be matched with the friction support type supporting columns to machine fewer parts, and on the other hand, the friction support type supporting columns are adopted for supporting the workpieces to enable the lathe to have larger integral vibration amplitude.
SUMMERY OF THE UTILITY MODEL
In order to solve one of the technical defects, the utility model provides a lathe centre frame.
According to the utility model, the lathe center frame comprises a base and a movable frame, wherein the movable frame is rotationally connected to the base, mounting grooves are respectively formed on the base and the movable frame, supporting arms are arranged in the mounting grooves, and positioning grooves and bolts are arranged on the supporting arms;
the end part of the bolt penetrates through the positioning groove to fix the supporting arm on the base and the movable frame respectively, and one end of the supporting arm close to the circle center of the base and the movable frame is provided with a rotating unit.
In the present invention, the rotary unit is a bearing, and the bearing is connected to the support arm through a support shaft.
The utility model discloses in, through screw fixed connection between counter roll and the support arm, the screw sets up in the relative both ends of constant head tank.
The utility model discloses in, be equipped with the handle on the adjustable shelf.
Adopt the utility model provides a pair of lathe centre frame has following advantage:
the supporting arm is provided with the positioning groove and the bearing, and the vibration of the movable frame is reduced through the positioning groove and the bearing when the movable frame is matched with various parts to be processed by utilizing the bearing in the process of processing the workpiece.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is an overall schematic view of a lathe center frame provided by the present invention;
fig. 2 is a schematic view illustrating the installation of the base and the movable frame in the center frame of the lathe according to the present invention;
fig. 3 is a schematic view of the overall structure of a support arm in a lathe center frame according to the present invention;
fig. 4 is a schematic view illustrating the installation of a bearing in a lathe center frame according to the present invention;
fig. 5 is a schematic view of a cross section of a bearing installed in a center frame of a lathe according to the present invention.
In the figure: the device comprises a base 1, a movable frame 2, a mounting groove 201, a hinged arm 3, a supporting arm 4, a positioning groove 401, a bolt 402, a bearing 403, a locking screw 5 and a handle 6.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present invention more clearly apparent, the following description of the exemplary embodiments of the present invention with reference to the accompanying drawings is made in further detail, and it is obvious that the described embodiments are only some of the embodiments of the present invention, and are not exhaustive of all the embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1-5, a lathe center frame includes a base 1 and a movable frame 2, the movable frame 2 is rotatably connected to the base 1, both the base 1 and the movable frame 2 are provided with mounting grooves 201, support arms 4 are provided in the mounting grooves 201, and positioning grooves 401 and bolts 402 are provided on the support arms 4;
the end of the bolt 402 passes through the positioning slot 401 to fix the support arm 4 on the base 1 and the movable frame 2, and a rotation unit is arranged at one end of the support arm 4 close to the circle center of the base 1 and the movable frame 2.
In the specific implementation process, one end of the base 1 and one end of the movable frame 2 are rotatably connected through a hinged arm 3, the other end of the movable frame 2 is fixedly connected through a locking screw 5, a handle 6 is arranged at one end of the movable frame 2, which is connected with the base 1 through the locking screw 5, and the handle 6 is convenient for a worker to manually lift up or put down the movable frame 2; mounting groove 201 has all been seted up in the same side of base 1 and adjustable shelf 2, the quantity of mounting groove 201 is two on base 1, and the symmetry sets up, the quantity of mounting groove 201 is 1 on adjustable shelf 2, all through bolt 402 and support arm 4 fixed connection in the mounting groove 201 on base 1 and adjustable shelf 2, support arm 4 is close to one of base 1 and the 2 centre of a circle departments of adjustable shelf and serves and is equipped with the rotary unit, the rotary unit is bearing 403, bearing 403 passes through fulcrum connection on support arm 4, through screw fixed connection between fulcrum and the support arm 4, the screw sets up in the both ends that constant head tank 401 is relative. The steel base 1 and the movable frame 2 can reduce the manufacturing cost, and when the movable frame can be matched with various parts in the machining process of a workpiece by using the bearing, the vibration of the movable frame can be effectively reduced by matching between the positioning groove and the bearing.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (4)
1. A lathe center frame comprises a base (1) and a movable frame (2), wherein the movable frame (2) is rotatably connected to the base (1), and the lathe center frame is characterized in that mounting grooves (201) are formed in the base (1) and the movable frame (2), a supporting arm (4) is arranged in each mounting groove (201), and a positioning groove (401) and a bolt (402) are arranged on each supporting arm (4);
the end part of the bolt (402) penetrates through the positioning groove (401) to fix the support arm (4) on the base (1) and the movable frame (2) respectively, and one end of the support arm (4) close to the circle centers of the base (1) and the movable frame (2) is provided with a rotating unit.
2. A lathe centre according to claim 1, characterized in that the rotating unit is a bearing (403), the bearing (403) being journalled to the support arm (4).
3. A lathe centre frame according to claim 2, characterized in that the pivot and the support arm (4) are fixedly connected by screws arranged at opposite ends of the positioning slot (401).
4. A lathe centre according to claim 1, characterised in that the movable carriage (2) is provided with a handle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223312949.4U CN218657803U (en) | 2022-12-09 | 2022-12-09 | Lathe center frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223312949.4U CN218657803U (en) | 2022-12-09 | 2022-12-09 | Lathe center frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218657803U true CN218657803U (en) | 2023-03-21 |
Family
ID=85548926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223312949.4U Active CN218657803U (en) | 2022-12-09 | 2022-12-09 | Lathe center frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218657803U (en) |
-
2022
- 2022-12-09 CN CN202223312949.4U patent/CN218657803U/en active Active
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