CN219852150U - Lathe saddle extension device - Google Patents

Abstract

The utility model discloses a lathe tool rest extension device, and relates to the technical field of lathes. The automatic driving device comprises a mounting seat, wherein a driving fixed disc is rotationally connected to the top side of the mounting seat, a driving wheel is fixedly connected to the top side of the driving fixed disc, a driven connecting rod is rotationally connected to the top side of the mounting seat, and a driven wheel is fixedly connected to the outer side of the driven connecting rod. According to the utility model, through the connection between the driving wheel and the driven wheel, the driven wheel is driven to rotate by rotating the driving wheel, the rotation of the driven wheel drives the angle of the tool bit to change, and the continuous change of the angle of the tool bit in the cutting process can cut circular arc-shaped notch on the surface of a workpiece, so that the processing work is convenient; simultaneously, through adjusting the angle of tool bit and cutting repeatedly the work piece, can cut out the great aperture of size under the condition of not changing the tool bit, avoided the process of changing motionless size tool bit in the course of working to a certain extent.

Description

Lathe saddle extension device

Technical Field

The utility model relates to the technical field of lathes, in particular to a lathe tool rest extending device.

Background

The tool rest is an important part of the numerical control lathe, the numerical control lathe can be provided with tools according to the functions of the tool rest, and some numerical control lathes can be provided with more tools according to the requirements, and radial turning tools, axial turning tools, drills and boring tools can be arranged on the numerical control lathe.

The utility model patent of China with the publication number of CN215315751U discloses a lathe saddle extension device, wherein a bottom chute is formed in the bottom of a saddle main body, a sliding convex block is arranged in the middle of the bottom chute in a protruding mode, a sliding rack is fixedly connected to the side face of the sliding convex block, the back face of the sliding rack is meshed with a driving gear, the driving gear is controlled to rotate through the driving gear, the rack and the top chute, and the movement of the rack is controlled through controlling the driving gear to rotate by a motor, so that the extendable effect after a lathe saddle is used for fixing a tool is achieved.

However, in practical application, an arc-shaped incision is sometimes formed on a workpiece, but the cutter of the cutter rest can only extend along a straight line, so that the contact angle between the cutter and the workpiece is difficult to adjust, and the operation is troublesome in some processing requirements, so that the cutter rest extension device of the lathe is developed.

Disclosure of Invention

The present utility model is directed to a lathe tool rest extension device that solves the above-mentioned problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lathe knife rest extension fixture, includes the mount pad, the topside of mount pad rotates and is connected with a drive seat, the drive seat includes a drive fixed disk, the topside fixedly connected with drive wheel of drive fixed disk, the topside of mount pad rotates and is connected with a driven seat, the driven seat includes a driven connecting rod, the outside fixedly connected with of driven connecting rod is from the driving wheel, the latch has all been seted up from the outside of driving wheel and drive wheel, just the outside from the driving wheel meshes with the outside of drive wheel mutually, the topside fixedly connected with knife rest main part of driven connecting rod, the inboard fixedly connected with tool bit of knife rest main part.

Preferably, the bottom fixedly connected with drive steering column of drive fixed disk, the outside of drive steering column and the inboard of mount pad rotate to be connected, the center top side fixedly connected with drive connecting rod of drive fixed disk, the top of drive connecting rod runs through the drive wheel, and fixedly connected with a actuating lever.

Preferably, one end of the driving rod is fixedly connected with an observation ring, one side of the mounting seat, which faces the observation ring, is fixedly connected with a protractor rod, and the top side of the protractor rod is matched with the observation ring.

Preferably, the bottom fixedly connected with driven fixed disk of driven connecting rod, the top side of driven fixed disk and the bottom side fixed connection of driving wheel, the bottom side fixedly connected with driven column of driven fixed disk, the outside of driven column and the inboard rotation connection of mount pad.

Preferably, an assembly port is formed in the top side of the tool rest main body, a plurality of mounting bolts are movably connected to one side of the tool rest main body in a threaded manner, and one end of each mounting bolt can extend to the inside of the assembly port.

Preferably, the inside fixedly connected with location pointer of observation ring, one side fixedly connected with of observation ring holds the holding rod, the outside of holding the holding rod has cup jointed the one deck and has held the pad.

Compared with the prior art, the utility model has the beneficial effects that:

according to the lathe saddle extension device, through the connection between the driving wheel and the driven wheel, the driven wheel is driven to rotate by rotating the driving wheel, the rotation of the driven wheel can drive the angle of the tool bit to change, and the continuous change of the angle of the tool bit in the cutting process can cut circular arc-shaped notch on the surface of a workpiece, so that the processing of some processing works is facilitated;

simultaneously, through adjusting the angle of tool bit and cutting repeatedly the work piece, can cut out the great aperture of size under the condition of not changing the tool bit, avoided the process of changing motionless size tool bit in the course of working to a certain extent.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is a schematic diagram of a driving seat according to the present utility model;

fig. 3 is a schematic view of the structure of the driven seat of the present utility model.

In the figure: 1. a driving seat; 101. an observation ring; 102. positioning a pointer; 103. a driving rod; 104. driving the fixed disc; 105. driving the rotating column; 106. a grip pad; 2. a driving wheel; 3. a driven seat; 301. a tool rest body; 302. a driven fixed disk; 303. a driven rotating column; 304. a driven connecting rod; 305. a mounting bolt; 4. a cutter head; 5. driven wheel; 6. a mounting base; 7. and measuring an angle crank.

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 lathe generally adopts a mode that a cutter is fixed to drive a workpiece to rotate to process the workpiece, so that the workpiece is conveniently drilled at the center of the workpiece, the outer surface of the workpiece is round, the processing efficiency is accelerated, in some drilling operations, arc-shaped notches are sometimes formed to adapt to the design of the workpiece, in the processing process, the direction of a cutter edge is controlled, and the proper notch is cut, so that the embodiment is used in the working occasion.

As shown in fig. 1-3, the present utility model provides a technical solution: the lathe saddle extension device comprises a mounting seat 6, wherein a driving seat 1 is rotationally connected to the top side of the mounting seat 6, the driving seat 1 comprises a driving fixed disc 104, a driving wheel 2 is fixedly connected to the top side of the driving fixed disc 104, a driving rotary column 105 is fixedly connected to the bottom end of the driving fixed disc 104, a driving connecting rod is fixedly connected to the center top side of the driving fixed disc 104, the top end of the driving connecting rod penetrates through the driving wheel 2, and a driving rod 103 is fixedly connected to the center top side of the driving fixed disc 104. In this embodiment, the outer side of the driving rotary column 105 is often wrapped with a bearing, and the driving rotary column 105 can be conveniently rotated by connecting the bearing with the inner wall of the driving column groove formed in the mounting seat 6, and the driving rod 103 can drive the driving rotary column 105 to rotate by external force, so that the driving rotary column 105 can also drive the driving wheel 2 to rotate.

The top side of mount pad 6 rotates and is connected with a driven seat 3, and driven seat 3 includes a driven connecting rod 304, and driven connecting rod 304's outside fixedly connected with is from driving wheel 5, all has seted up the latch from driving wheel 5 and the outside of drive wheel 2, and from driving wheel 5's outside and the outside of drive wheel 2 mesh mutually, and driven connecting rod 304's top side fixedly connected with knife rest main part 301, knife rest main part 301's inboard fixedly connected with tool bit 4. The bottom fixedly connected with of driven connecting rod 304 is driven fixed disk 302, and the downside of driven fixed disk 302 and the downside of driven wheel 5 are fixedly connected, and the downside of driven fixed disk 302 is fixedly connected with a driven swivel post 303, and the outside of driven swivel post 303 and the inboard of mount pad 6 rotate to be connected. The top side of the tool rest main body 301 is provided with an assembly port, one side of the tool rest main body 301 is movably connected with a plurality of mounting bolts 305 in a screwed manner, and one end of each mounting bolt 305 can extend to the inside of the assembly port. In this embodiment, the driven wheel 5 has more teeth and size than the driven wheel 2, so the rotation angle of the driven wheel 2 is larger than that of the driven wheel 5, so the angle change of the cutter head 4 driven by the driven wheel 5 is smaller, the angle change error of the cutter head 4 is smaller, and meanwhile, the outer side of the driven rotating column 303 is also provided with a bearing, so the driven rotating column 303 can respond to the rotation of the driving rotating column 105 smoothly. When the perforating operation is carried out, the tool bit 4 can be tightly attached to the surface of a workpiece, in the machining process, the tool bit 4 rotates along a certain arc line and is matched with the front-back movement of the workpiece, the contour line of the notch is curved on the surface of the workpiece, the angle of the tool bit 4 is changed before machining, the angle is kept unchanged in the machining process, an annular notch with the inner diameter changing along with the angle of the tool bit 4 is formed on the surface of the workpiece, the tool bit 4 is repeatedly inclined outwards in the machining process, but the angle change is carried out when the tool bit 4 and the workpiece are separated, so that the inner diameter of a notch is gradually increased, and the notch with a thicker inner diameter is machined.

One end of the driving rod 103 is fixedly connected with an observation ring 101, one side of the installation seat 6 facing the observation ring 101 is fixedly connected with a protractor curved rod 7, and the top side of the protractor curved rod 7 is matched with the observation ring 101. The inside fixedly connected with location pointer 102 of observation ring 101, one side fixedly connected with of observation ring 101 holds the holding rod, has cup jointed one deck and has held the pad 106 in the outside of holding the holding rod. In this embodiment, the user can see the surface of the angle measuring crank 7 through the observation ring 101 and the positioning pointer 102, and set a scale on the surface of the angle measuring crank 7, and reflect the rotation angle of the cutter head 4, where the center of the circle of the angle measuring crank 7 is consistent with the axis of the driving rod 103, so that the rotation angle of the driving wheel 2 can be reflected, and converted into the rotation angle of the driven wheel 5, and meanwhile, the holding rod can be changed into a toothed crank parallel to the angle measuring crank 7, and the driving wheel 2 is driven to rotate by using the rotation motor with the output end added with a gear.

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 hereto without departing from the spirit and scope of the utility model as defined by the appended embodiments and equivalents thereof.

Claims (6)

1. Lathe saddle extension device, including mount pad (6), its characterized in that: the top side rotation of mount pad (6) is connected with a drive seat (1), drive seat (1) includes a drive fixed disk (104), the top side fixedly connected with drive wheel (2) of drive fixed disk (104), the top side rotation of mount pad (6) is connected with a driven seat (3), driven seat (3) include a driven connecting rod (304), the outside fixedly connected with of driven connecting rod (304) is from driving wheel (5), the latch has all been seted up in the outside from driving wheel (5) and drive wheel (2), just the outside from driving wheel (5) meshes with the outside of drive wheel (2), the top side fixedly connected with knife rest main part (301) of driven connecting rod (304), the inboard fixedly connected with tool bit (4) of knife rest main part (301).

2. The lathe saddle extension device according to claim 1, wherein: the bottom fixedly connected with drive steering column (105) of drive fixed disk (104), the outside of drive steering column (105) and the inboard rotation of mount pad (6) are connected, the center top side fixedly connected with drive connecting rod of drive fixed disk (104), drive wheel (2) are run through on the top of drive connecting rod, and fixedly connected with actuating lever (103).

3. The lathe saddle extension device according to claim 2, wherein: one end fixedly connected with of actuating lever (103) observes ring (101), mount pad (6) are towards observing ring (101) one side fixedly connected with angle measurement curved bar (7) at place, the top side and the observation ring (101) looks adaptation of angle measurement curved bar (7).

4. The lathe saddle extension device according to claim 1, wherein: the bottom fixedly connected with driven fixed disk (302) of driven connecting rod (304), the downside of driven fixed disk (302) and the downside fixed connection of driven wheel (5), the downside fixedly connected with driven post (303) of driven fixed disk (302), the outside of driven post (303) and the inboard rotation connection of mount pad (6).

5. The lathe saddle extension device according to claim 1, wherein: an assembly port is formed in the top side of the tool rest main body (301), a plurality of mounting bolts (305) are movably connected to one side of the tool rest main body (301) in a threaded mode, and one end of each mounting bolt (305) can extend to the inside of the assembly port.

6. A lathe saddle extension device according to claim 3, wherein: the inner side of the observation ring (101) is fixedly connected with a positioning pointer (102), one side of the observation ring (101) is fixedly connected with a holding rod, and the outer side of the holding rod is sleeved with a layer of holding pad (106).