CN219053723U

CN219053723U - Accurate reversing device of location for manual lathe

Info

Publication number: CN219053723U
Application number: CN202222961455.2U
Authority: CN
Inventors: 程龙; 戴龙; 关锋; 周全帅
Original assignee: Jilin Xitong Model Co ltd
Current assignee: Jilin Xitong Model Co ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-05-23
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a reversing device with accurate positioning for a manual lathe, which relates to the technical field of lathes and comprises a base, a bearing frame fixedly arranged at the top of the base and a reversing mechanism arranged in the bearing frame, wherein a rectangular groove is formed in the top of the bearing frame; the reversing mechanism comprises a moving assembly, an adjusting assembly and a positioning assembly, wherein the positioning assembly comprises a positioning frame, a sliding groove is formed in the bottom of the positioning frame, and the moving assembly comprises a second rotary table movably arranged at one end of the bearing frame, a second screw rod fixedly arranged at one side of the second rotary table and a sliding frame movably sleeved outside the second screw rod. According to the utility model, through the arranged reversing mechanism, the third rotary table is rotated to drive the third bevel gear shaft to rotate, so that the fourth bevel gear and the third screw rod radially rotate, the second movable frame and the connecting frame move up and down, and the connecting frame is movably arranged in the sliding groove, so that the angle of the positioning frame is changed due to the up and down movement of the connecting frame, and the drilling angle is changed.

Description

Accurate reversing device of location for manual lathe

Technical Field

The utility model relates to the technical field of lathes, in particular to a reversing device with accurate positioning for a manual lathe.

Background

The manual lathe is mainly a machine tool for working a workpiece by a turning tool, and can also be correspondingly processed by a drill, a reamer, a tap, a die, a knurling tool and the like.

At present, when an object is processed through a manual lathe, a worker fixes the object on the lathe, and the worker manually drives tools such as a drilling machine and the like through a driving device to operate the object.

When the existing manual lathe is used for fixing an object, drilling and other operations are carried out on different angles of the object, the object is required to be detached, the reversing is carried out, the fixing process is complicated, and therefore the reversing device with accurate positioning for the manual lathe is provided.

Disclosure of Invention

The utility model mainly aims to provide a precise reversing device for a manual lathe, which can effectively solve the problems that after an object is fixed, the object is required to be detached, reversing is performed, the fixing is performed, and the process is complicated in the conventional manual lathe.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the reversing device comprises a base, a bearing frame fixedly arranged at the top of the base and a reversing mechanism arranged in the bearing frame, wherein a rectangular groove is formed in the top of the bearing frame;

the reversing mechanism comprises a moving assembly, an adjusting assembly and a positioning assembly, wherein the positioning assembly comprises a positioning frame, a sliding groove is formed in the bottom of the positioning frame, the moving assembly comprises a second rotary table which is movably arranged at one end of the bearing frame, a second screw rod which is fixedly arranged at one side of the second rotary table, and a sliding frame which is movably sleeved outside the second screw rod, the sliding frame is movably arranged in the rectangular groove, the adjusting assembly comprises a third rotary table which is movably arranged at one side of the sliding frame, a second driving piece which is arranged at one side of the third rotary table, and a connecting frame which is movably arranged in the rectangular groove at the top, a second wedge-shaped groove which is matched with the second driving piece is formed in the sliding frame, the second driving piece comprises a second rotary shaft which is fixedly arranged at one side of the third rotary table, a third bevel gear which is fixedly sleeved outside the second rotary shaft, a fourth bevel gear which is meshed with the third bevel gear, a third screw rod which penetrates the fourth bevel gear, and a second movable frame which is movably sleeved outside the third screw rod, and the bottom of the connecting frame is fixedly arranged at the top of the second movable frame.

Preferably, the top of the base is also fixedly provided with a fixing frame, the fixing frame is connected with a drilling machine through a first driving piece, and a first wedge-shaped groove matched with the first driving piece is formed in the fixing frame. The drilling machine is carried through the fixed mount, and the drilling machine is located above the locating frame.

Preferably, the first driving piece includes that the activity sets up in the first carousel of mount one side, the fixed first pivot that sets up in first carousel one side, the fixed cover locate the outside first bevel gear of first pivot other end, with the second bevel gear of first bevel gear meshing, the fixed first lead screw of wearing to set up the second bevel gear, the movable cover locates the outside first movable frame of first lead screw and the fixed loading board that sets up in first movable frame one side, the movable hole with loading board looks adaptation is seted up to the lateral wall in first wedge groove, the rig is fixed to be set up in the bottom of loading board. The first turntable is rotated to drive the first bevel gear to axially rotate, the first bevel gear drives the second bevel gear to radially rotate, so that the first screw rod is driven to radially rotate, and the first movable frame and the second movable frame are cuboid, so that the first movable frame drives the bearing plate and the drilling machine to move up and down.

Preferably, the adjusting component further comprises a connecting piece, wherein the connecting piece comprises a first fixed column fixedly arranged on one side of the sliding frame, a second fixed column fixedly arranged on one side of the positioning frame and a sleeve plate movably sleeved outside the first fixed column and the second fixed column. The connecting piece that sets up carries out spacingly to the one end of locating rack, is convenient for adjust the angle of locating rack.

Preferably, the connecting pieces are provided with two groups, and the two groups of connecting pieces are symmetrically distributed about the bisecting plane of the positioning frame.

Preferably, the positioning assembly further comprises a positioning plate movably arranged in the positioning frame and a screw fixedly arranged on one side of the positioning plate, and the other end of the screw penetrates through the positioning frame.

Preferably, the positioning plate and the screw form an integral structure provided with two groups. The object is placed in the locating rack, and the two sets of screws are rotated, so that the two sets of screws fix the two ends of the object.

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

according to the utility model, the second screw rod is driven to rotate by the arranged reversing mechanism through rotating the second rotary table, the second screw rod cannot rotate in the rectangular groove, so that the sliding frame and the locating frame translate, the position of an object is adjusted, one end of the locating frame is limited by the connecting piece, the angle of the locating frame is convenient to adjust, the third rotary table is rotated, the third bevel gear shaft is driven to rotate, the fourth bevel gear and the third screw rod radially rotate, the second movable frame cannot rotate in the second wedge-shaped groove, the second movable frame and the connecting frame move up and down, the connecting frame moves up and down due to the fact that the connecting frame is movably arranged in the sliding groove, the angle of the locating frame is changed, the angle of a drilled hole is changed, the reversing mechanism is convenient for adjusting the angle of the object, and drilling of different angles of the object is convenient.

Drawings

FIG. 1 is a perspective view of a precisely positioned reversing device for a manual lathe;

FIG. 2 is an internal schematic view of a fixing frame in a reversing device with accurate positioning for a manual lathe;

FIG. 3 is an internal schematic view of a carriage in a precisely positioned reversing device for a manual lathe according to the present utility model;

FIG. 4 is a schematic view of a positioning frame in a reversing device with accurate positioning for a manual lathe;

fig. 5 is an enlarged view of the utility model at a in fig. 3.

In the figure: 1. a base; 2. a fixing frame; 3. a drilling machine; 4. a first movable frame; 5. a first driving member; 6. a carrier; 7. a second turntable; 8. a second screw rod; 9. a carriage; 10. a positioning frame; 11. a third turntable; 12. a positioning plate; 13. a screw; 14. a connecting piece; 15. a chute; 16. a connecting frame; 17. and a second driving member.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, the utility model relates to a reversing device with accurate positioning for a manual lathe, which comprises a base 1, a bearing frame 6 fixedly arranged at the top of the base 1 and a reversing mechanism arranged in the bearing frame 6, wherein a rectangular groove is formed at the top of the bearing frame 6;

the reversing mechanism comprises a moving assembly, an adjusting assembly and a positioning assembly, wherein the positioning assembly comprises a positioning frame 10, a sliding groove 15 is formed in the bottom of the positioning frame 10, the moving assembly comprises a second rotary table 7 which is movably arranged at one end of a bearing frame 6, a second screw rod 8 which is fixedly arranged at one side of the second rotary table 7, and a sliding frame 9 which is movably sleeved outside the second screw rod 8, the sliding frame 9 is movably arranged in a rectangular groove, the adjusting assembly comprises a third rotary table 11 which is movably arranged at one side of the sliding frame 9, a second driving piece 17 which is arranged at one side of the third rotary table 11, and a connecting frame 16 which is movably arranged in the rectangular groove at the top, a second wedge-shaped groove which is matched with the second driving piece 17 is formed in the sliding frame 9, the second driving piece 17 comprises a second rotary shaft which is fixedly arranged at one side of the third rotary table 11, a third conical gear which is fixedly sleeved outside the second rotary shaft, a fourth conical gear which is meshed with the third conical gear, a third screw rod which penetrates through the fourth conical gear, and a second movable frame which is movably sleeved outside the third screw rod, and the connecting frame which is fixedly arranged at the bottom of the connecting frame 16.

The top of the base 1 is also fixedly provided with a fixing frame 2, the fixing frame 2 is connected with a drilling machine 3 through a first driving piece 5, and a first wedge-shaped groove matched with the first driving piece 5 is formed in the fixing frame 2. The drilling machine 3 is carried by the fixed frame 2.

The first driving piece 5 comprises a first rotary table movably arranged on one side of the fixed frame 2, a first rotary shaft fixedly arranged on one side of the first rotary table, a first bevel gear fixedly sleeved outside the other end of the first rotary shaft, a second bevel gear meshed with the first bevel gear, a first screw rod fixedly penetrating through the second bevel gear, a first movable frame 4 movably sleeved outside the first screw rod, and a bearing plate fixedly arranged on one side of the first movable frame 4, wherein a movable hole matched with the bearing plate is formed in the side wall of the first wedge-shaped groove, and the drilling machine 3 is fixedly arranged at the bottom of the bearing plate. The first rotating disc is rotated to drive the first bevel gear to axially rotate, the first bevel gear drives the second bevel gear to radially rotate, and accordingly the first screw rod is driven to radially rotate, the first movable frame 4 and the second movable frame are cuboid, the first movable frame 4 drives the bearing plate and the drilling machine 3 to vertically move, and positioning pins are arranged on one sides of the first rotating disc, the second rotating disc 7 and the third rotating disc 11.

The adjusting assembly further comprises a connecting piece 14, wherein the connecting piece 14 comprises a first fixed column fixedly arranged on one side of the sliding frame 9, a second fixed column fixedly arranged on one side of the positioning frame 10 and a sleeve plate movably sleeved outside the first fixed column and the second fixed column. The connecting piece 14 that sets up carries out spacingly to the one end of locating rack 10, and the angle of locating rack 10 of being convenient for is adjusted.

The connecting pieces 14 are provided with two groups, and the two groups of connecting pieces 14 are symmetrically distributed about the bisecting plane of the positioning frame 10.

The positioning assembly further comprises a positioning plate 12 movably arranged in the positioning frame 10 and a screw rod 13 fixedly arranged on one side of the positioning plate 12, and the other end of the screw rod 13 penetrates through the positioning frame 10.

The positioning plate 12 and the screw 13 form an integral structure provided with two groups. An object is placed in the positioning frame 10, and the two sets of screws 13 are rotated, so that the two sets of screws 13 fix the two ends of the object.

The working principle of the utility model is as follows:

the connecting piece 14 is spacing the one end of locating rack 10, be convenient for adjust the angle of locating rack 10, through rotating third carousel 11, thereby drive third bevel gear axial rotation, make fourth bevel gear and radial rotation of third lead screw, the unable rotation of second movable frame in the second wedge groove, make second movable frame and link 16 reciprocate, because link 16 activity sets up in spout 15, the angle of link 16 reciprocates and makes locating rack 10 is changed, thereby change the angle of drilling, through rotating second carousel 7, drive second lead screw 8 rotation, second lead screw 8 can't rotate in the rectangle inslot, make carriage 9 and locating rack 10 translate, make the object remove the below of rig 3, rotate first carousel, drive first bevel gear axial rotation, first bevel gear drives the radial rotation of second bevel gear, thereby drive first lead screw radial rotation, first movable frame 4 and second movable frame are the cuboid form, make first movable frame 4 drive loading board and rig 3 carry out the upper and lower movement, carry out the drilling to the object.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The reversing device with accurate positioning for the manual lathe is characterized by comprising a base (1), a bearing frame (6) fixedly arranged at the top of the base (1) and a reversing mechanism arranged in the bearing frame (6), wherein a rectangular groove is formed in the top of the bearing frame (6);

the reversing mechanism comprises a moving assembly, an adjusting assembly and a positioning assembly, wherein the positioning assembly comprises a positioning frame (10), a sliding groove (15) is formed in the bottom of the positioning frame (10), the moving assembly comprises a second rotary table (7) movably arranged at one end of a bearing frame (6), a second screw rod (8) fixedly arranged at one side of the second rotary table (7) and a sliding frame (9) movably sleeved outside the second screw rod (8), the sliding frame (9) is movably arranged in a rectangular groove, the adjusting assembly comprises a third rotary table (11) movably arranged at one side of the sliding frame (9), a second driving part (17) arranged at one side of the third rotary table (11) and a connecting frame (16) movably arranged at the top of the rectangular groove, a second wedge-shaped groove matched with the second driving part (17) is formed in the sliding frame (9), the second driving part (17) comprises a second rotary shaft fixedly arranged at one side of the third rotary table (11) and a sliding frame (9) movably sleeved outside the second rotary shaft, a third bevel gear fixedly sleeved on one side of the third rotary table and a third bevel gear fixedly meshed with the third rotary table (16) and a fourth bevel gear movably arranged at the top of the movable frame and movably arranged at the third rotary table is movably arranged at the top of the third bevel gear.

2. The precise positioning reversing device for a manual lathe according to claim 1, wherein: the drilling machine is characterized in that a fixing frame (2) is further fixedly arranged at the top of the base (1), the fixing frame (2) is connected with a drilling machine (3) through a first driving piece (5), and a first wedge-shaped groove matched with the first driving piece (5) is formed in the fixing frame (2).

3. The precise positioning reversing device for a manual lathe according to claim 2, wherein: the first driving piece (5) comprises a first rotary table movably arranged on one side of the fixed frame (2), a first rotary shaft fixedly arranged on one side of the first rotary table, a first bevel gear fixedly sleeved outside the other end of the first rotary shaft, a second bevel gear meshed with the first bevel gear, a first screw rod fixedly penetrating through the second bevel gear, a first movable frame (4) movably sleeved outside the first screw rod and a bearing plate fixedly arranged on one side of the first movable frame (4), a movable hole matched with the bearing plate is formed in the side wall of the first wedge-shaped groove, and the drilling machine (3) is fixedly arranged at the bottom of the bearing plate.

4. The precise positioning reversing device for a manual lathe according to claim 1, wherein: the adjusting component further comprises a connecting piece (14), wherein the connecting piece (14) comprises a first fixed column fixedly arranged on one side of the sliding frame (9), a second fixed column fixedly arranged on one side of the positioning frame (10) and a sleeve plate movably sleeved outside the first fixed column and the second fixed column.

5. The precise positioning reversing device for a manual lathe according to claim 4, wherein: the connecting pieces (14) are provided with two groups, and the two groups of connecting pieces (14) are symmetrically distributed about the bisecting plane of the positioning frame (10).

6. The precise positioning reversing device for a manual lathe according to claim 1, wherein: the positioning assembly further comprises a positioning plate (12) movably arranged in the positioning frame (10) and a screw rod (13) fixedly arranged on one side of the positioning plate (12), and the other end of the screw rod (13) penetrates through the positioning frame (10).

7. The precise positioning reversing device for a manual lathe according to claim 6, wherein: the positioning plate (12) and the screw (13) form an integral structure which is provided with two groups.