CN217799036U

CN217799036U - Centerless lathe tool rest device capable of adjusting machining diameter in large range

Info

Publication number: CN217799036U
Application number: CN202221957218.2U
Authority: CN
Inventors: 魏舒扬
Original assignee: Yantai Haige Machine Tool Co ltd
Current assignee: Yantai Haige Machine Tool Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-11-15
Anticipated expiration: 2032-07-28

Abstract

The utility model discloses a centerless lathe tool rest device capable of adjusting machining diameter in a large range, which belongs to the technical field of lathes and comprises a mounting plate, wherein a supporting block is fixed at the top of the mounting plate, a rotating shaft is rotatably arranged on the supporting block, an adjusting hole is formed in the rotating shaft, a movable rod is slidably connected between one end of the rotating shaft and the adjusting hole, a sliding plate fixedly connected with the movable rod is slidably arranged in the adjusting hole, a threaded rod in threaded connection with the sliding plate is rotatably arranged in the adjusting hole, a rotary disc is fixed on the threaded rod, the adjusting hole is provided with a limiting component for limiting the rotation of the threaded rod, and an arc-shaped rod is fixed at one end of the movable rod; the utility model discloses realize that movable knife rest carries out horizontal regulation and vertical regulation, realize adjusting on a large scale of knife rest, be convenient for process the part of not unidimensional size, it is compatible good.

Description

Centerless lathe tool rest device capable of adjusting machining diameter in large range

Technical Field

The utility model relates to a lathe technical field especially relates to a can adjust machining diameter's centerless lathe knife rest device on a large scale.

Background

When a centerless lathe is used for turning metal bars, the machining diameter of the lathe is usually adjusted due to different types of the bars. The range of the adjustable machining diameter of a common centerless lathe is smaller, and the centerless lathe can only be adjusted transversely but cannot be adjusted longitudinally, so that the machining range of a cutter is smaller, and therefore the centerless lathe tool rest device capable of adjusting the machining diameter in a large range is provided.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a can adjust machining diameter's centerless lathe tool rest device on a large scale has overcome prior art not enough, aims at solving the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a can adjust machining diameter's centerless lathe knife rest device on a large scale, includes the mounting panel, the top of mounting panel is fixed with the supporting shoe, it installs the pivot to rotate on the supporting shoe, the regulation hole has been seted up in the pivot, the one end of pivot with sliding connection has the movable rod between the regulation hole, sliding installation in the regulation hole with movable rod fixed connection's slide, adjust downthehole rotation install with slide threaded connection's threaded rod, be fixed with the carousel on the threaded rod, the regulation hole is equipped with the restriction threaded rod pivoted spacing subassembly, the one end of movable rod is fixed with the arc pole, be fixed with the riser on the arc pole, the lift groove has been seted up to one side of riser, the lift groove with rotate between the bottom of riser and install the screw thread post, the bottom of screw thread post be fixed with the handle that is located the riser below, sliding installation in the lift groove with screw thread post threaded connection's regulating block, fixed mounting has the movable knife rest on the regulating block, be equipped with the restriction on hand the handle is followed screw thread post pivoted limiting device.

As a preferred technical scheme of the utility model, spacing subassembly include fixed mounting in the fixed block of regulation hole one side inner wall, bolt one is installed to the screw thread on the fixed block, the bottom of bolt one is run through fixed block and rotatable mounting have the rack, fixed cover is equipped with on the threaded rod and is located the gear of rack below, slidable mounting has the lift axle of vertical setting on the fixed block, and the bottom of lift axle is run through the fixed block and with rack fixed connection.

As an optimal technical scheme of the utility model, the top fixed mounting of rack has bearing one, the bottom of bolt one and the inner circle fixed connection of bearing.

As a preferred technical scheme of the utility model, limiting device includes fixed mounting in the locating plate at handle both ends, the bottom of riser sets up for cylindrical structure, bolt two is installed to the both ends screw thread of handle, and the one end of bolt two runs through locating plate and swivelling joint have the friction plate, and two friction plates are located the both sides of riser bottom.

As a preferred technical scheme of the utility model, the friction plate is close to one side of bolt two is fixed with bearing two, bolt two and bearing two's inner circle fixed connection.

As a preferred technical scheme of the utility model, slidable mounting has the horizon bar on the locating plate, and the one end of horizon bar slides and runs through the locating plate and with friction plate fixed connection.

As a preferred technical scheme of the utility model, the one end of pivot in horizontal through-hole has been seted up between the regulation hole, the movable rod is kept away from the one end of arc pole slides and runs through horizontal through-hole.

The utility model has the advantages that:

through movable knife rest installation cutter, the manual rotation carousel drives the threaded rod and rotates for slide horizontal migration carries out lateral adjustment, drives movable rod horizontal migration, makes movable knife rest carry out lateral shifting and adjusts, adjusts the back of accomplishing, and manual rotation bolt one makes rack decline and gear engagement, thereby the rotation of restriction threaded rod is realized in the rotation of restriction gear, makes movable knife rest lateral adjustment stable.

Drive the screw post through manual rotation handle and rotate and drive regulating block lift adjustment, realize the vertical regulation of movable knife rest, realize the vertical regulation of cutter, conveniently increase the scope of processing, then manual rotation bolt two drive friction plate horizontal migration, through horizon bar guide friction plate horizontal migration, two friction plates carry out the centre gripping to the bottom of riser to the position of restriction locating plate can realize the rigidity to the handle, makes movable knife rest carry out the rigidity.

The utility model discloses realize that the movable knife rest transversely adjusts and vertically adjusts, realize adjusting on a large scale of knife rest, be convenient for process the part of not unidimensional size, it is compatible good.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

In the figure: 1. mounting a plate; 2. a support block; 3. a rotating shaft; 4. an adjustment hole; 5. a movable rod; 6. a slide plate; 7. a threaded rod; 8. a turntable; 9. an arcuate bar; 10. a vertical plate; 11. a threaded post; 12. an adjusting block; 13. a lifting groove; 14. a handle; 15. a gear; 16. a fixed block; 17. a first bolt; 18. a rack; 19. positioning a plate; 20. a second bolt; 21. a friction plate; 22. a lifting shaft; 23. a horizontal bar; 24. a movable knife rest.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a centerless lathe tool rest device capable of adjusting machining diameter in a large range comprises a mounting plate 1, wherein a supporting block 2 is fixed at the top of the mounting plate 1, a rotating shaft 3 is rotatably mounted on the supporting block 2, an adjusting hole 4 is formed in the rotating shaft 3, a movable rod 5 is slidably connected between one end of the rotating shaft 3 and the adjusting hole 4, a horizontal through hole is formed in one end of the rotating shaft 3 between the adjusting hole 4, and one end, far away from an arc-shaped rod 9, of the movable rod 5 slidably penetrates through the horizontal through hole.

Wherein, slidable mounting has the slide 6 with 5 fixed connection of movable rod in the regulation hole 4, threaded rod 7 with 6 threaded connection of slide is installed to the 4 internal rotations in regulation hole, be fixed with carousel 8 on the threaded rod 7, regulation hole 4 is equipped with the spacing subassembly of restriction threaded rod 7 pivoted, the one end of movable rod 5 is fixed with arc 9, be fixed with riser 10 on the arc 9, lifting groove 13 has been seted up to one side of riser 10, it installs screw thread post 11 to rotate between the bottom of lifting groove 13 and riser 10, the bottom of screw thread post 11 is fixed with the handle 14 that is located the riser 10 below, slidable mounting has the regulating block 12 with 11 threaded connection of screw thread post in the lifting groove 13, fixed mounting has movable knife rest 24 on the regulating block 12, be equipped with restriction handle 14 on the handle 14 and follow 11 pivoted limiting device of screw thread post.

Referring to fig. 1-2, the limiting assembly includes a fixing block 16 fixedly mounted on an inner wall of one side of the adjusting hole 4, a first bolt 17 is mounted on the fixing block 16 in a threaded manner, a rack 18 is rotatably mounted at the bottom of the first bolt 17 in a penetrating manner through the fixing block 16, a gear 15 located below the rack 18 is fixedly sleeved on the threaded rod 7, a vertically arranged lifting shaft 22 is slidably mounted on the fixing block 16, and the bottom of the lifting shaft 22 penetrates through the fixing block 16 and is fixedly connected with the rack 18. The top of the rack 18 is fixedly provided with a first bearing, the bottom of the first bolt 17 is fixedly connected with the inner ring of the bearing, the first bolt 17 is manually rotated to enable the rack 18 to descend to be meshed with the gear 15, the rotation of the gear 15 is limited, so that the rotation of the threaded rod 7 is limited,

referring to fig. 1 and 3, the limiting device includes positioning plates 19 fixedly mounted at two ends of the handle 14, the bottom of the vertical plate 10 is of a cylindrical structure, two bolts 20 are threadedly mounted at two ends of the handle 14, one end of each bolt 20 penetrates through the positioning plate 19 and is rotatably connected with a friction plate 21, and the two friction plates 21 are located at two sides of the bottom of the vertical plate 10. And a second bearing is fixed on one side of the friction plate 21 close to the second bolt 20, and the second bolt 20 is fixedly connected with an inner ring of the second bearing. A horizontal rod 23 is slidably mounted on the positioning plate 19, and one end of the horizontal rod 23 slidably penetrates through the positioning plate 19 and is fixedly connected with the friction plate 21. The second bolt 20 is rotated manually to drive the friction plate 21 to move horizontally, the horizontal rod 23 guides the friction plate 21 to move horizontally, and the two friction plates 21 clamp the bottom of the vertical plate 10, so that the position of the positioning plate 19 is limited, and the position of the handle 14 can be fixed.

The working principle is as follows: through the installation cutter of movable knife rest 24, manual rotation carousel 8 drives threaded rod 7 and rotates for slide 6 horizontal migration carries out lateral adjustment, drives 5 horizontal migration of movable rod, makes movable knife rest 24 carry out the lateral shifting and adjusts, adjusts the completion back, and manual rotation bolt 17 makes rack 18 descend and gear 15 meshing, thereby restriction gear 15's rotation realizes the rotation of restriction threaded rod 7, makes movable knife rest 24 lateral adjustment stable.

Drive the screw post 11 through manual rotation handle 14 and rotate and drive regulating block 12 lift adjustment, realize the vertical regulation of movable knife rest 24, realize the vertical regulation of cutter, conveniently increase the scope of processing, then manual rotation bolt two 20 drives friction plate 21 horizontal migration, guide friction plate 21 horizontal migration through horizon bar 23, two friction plates 21 carry out the centre gripping to the bottom of riser 10, thereby restrict the position of locating plate 19, can realize the rigidity to handle 14, make movable knife rest 24 carry out the rigidity.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a can adjust machining diameter's centerless lathe tool rest device on a large scale, includes mounting panel (1), its characterized in that, the top of mounting panel (1) is fixed with supporting shoe (2), rotate on supporting shoe (2) and install pivot (3), regulation hole (4) have been seted up in pivot (3), the one end of pivot (3) with sliding connection has movable rod (5) between regulation hole (4), sliding mounting has in regulation hole (4) with movable rod (5) fixed connection's slide (6), regulation hole (4) internal rotation install with slide (6) threaded connection's threaded rod (7), be fixed with carousel (8) on threaded rod (7), regulation hole (4) are equipped with the restriction threaded rod (7) pivoted stop block, the one end of movable rod (5) is fixed with arc pole (9), be fixed with riser (10) on arc pole (9), lift groove (13) have been seted up to one side of riser (10), lift groove (13) and rotate between the bottom of riser (10) and install screw thread post (11), the fixed thread post (11) is located the bottom of riser (10) and the riser (12) the regulation piece (12) the handle connection is the riser (13), the adjusting block (12) is fixedly provided with a movable tool rest (24), and the handle (14) is provided with a limiting device for limiting the handle (14) to rotate along with the threaded column (11).

2. The centerless lathe tool rest device capable of adjusting the machining diameter in a wide range according to claim 1, wherein the limiting assembly comprises a fixing block (16) fixedly mounted on the inner wall of one side of the adjusting hole (4), a first bolt (17) is threadedly mounted on the fixing block (16), the bottom of the first bolt (17) penetrates through the fixing block (16) and is rotatably mounted with a rack (18), a gear (15) positioned below the rack (18) is fixedly sleeved on the threaded rod (7), a vertically arranged lifting shaft (22) is slidably mounted on the fixing block (16), and the bottom of the lifting shaft (22) penetrates through the fixing block (16) and is fixedly connected with the rack (18).

3. The centerless lathe tool rest device capable of adjusting the machining diameter in a wide range according to claim 2, wherein a first bearing is fixedly mounted at the top of the rack (18), and the bottom of the first bolt (17) is fixedly connected with an inner ring of the bearing.

4. The centerless lathe tool rest device capable of adjusting the machining diameter in a wide range according to claim 1, wherein the limiting device comprises positioning plates (19) fixedly mounted at two ends of a handle (14), the bottom of the vertical plate (10) is in a cylindrical structure, two bolts (20) are threadedly mounted at two ends of the handle (14), one ends of the bolts (20) penetrate through the positioning plates (19) and are rotatably connected with friction plates (21), and the two friction plates (21) are located at two sides of the bottom of the vertical plate (10).

5. The centerless lathe tool rest device capable of adjusting the machining diameter in a wide range according to claim 4, wherein a second bearing is fixed on one side, close to the second bolt (20), of the friction plate (21), and the second bolt (20) is fixedly connected with an inner ring of the second bearing.

6. The centerless lathe tool rest device capable of adjusting the machining diameter in a wide range according to claim 5, wherein a horizontal rod is slidably mounted on the positioning plate (19), and one end of the horizontal rod slidably penetrates through the positioning plate (19) and is fixedly connected with the friction plate (21).

7. The centerless lathe tool rest device capable of adjusting the machining diameter in a wide range according to claim 1, wherein a horizontal through hole is formed between the adjusting holes (4) at one end of the rotating shaft (3), and one end of the movable rod (5) far away from the arc-shaped rod (9) penetrates through the horizontal through hole in a sliding manner.