CN218891181U - Mechanism for processing circular arc and spherical surface by common turning - Google Patents

Abstract

The utility model provides a mechanism for processing circular arcs and spherical surfaces on ordinary vehicles, which belongs to the technical field of cutting processing. It solves the problem that the existing ordinary lathes are generally not suitable for processing arcs and spherical surfaces of workpieces due to their own structural limitations. The utility model comprises a bracket one, a bracket two and a turning tool, the turning tool is horizontally arranged on the bracket one, the bracket one and the bracket two can be rotatably connected, the turning tool includes a body and a tip, and the bracket two is fixed to the tool holder connection, support one and support two are detachably connected. The utility model can solve the problem that ordinary lathes cannot carve arc-shaped structures and spherical structures on cylindrical workpieces, and greatly facilitates the processing of such workpieces; multiple adjustment connection points can be selected according to actual applications easy and convenient.

Description

A Mechanism for Machining Arcs and Spherical Surfaces on Common Lathes

technical field

The utility model belongs to the technical field of cutting processing and relates to a mechanism for processing circular arcs and spherical surfaces on ordinary vehicles.

Background technique

Ordinary lathes are ordinary lathes, which are horizontal lathes that can process various types of workpieces such as shafts, disks, and rings. Tools and accessories can also be used for drilling, reaming, tapping and knurling, etc. The main components of ordinary lathes are: spindle box, feed box, slide crate, tool rest, tailstock, feed rod, leading screw and bed. The function of the spindle box is to drive the spindle, drive the workpiece to rotate, and then cut, and the tool holder is used to install the turning tool.

Existing ordinary lathes are generally not suitable for machining arcs and spherical surfaces of workpieces due to their own structural limitations.

Utility model content

The purpose of this utility model is to propose a mechanism for ordinary lathes to process arcs and spheres in view of the above-mentioned problems existing in ordinary lathes.

The purpose of this utility model can be achieved through the following technical solutions:

A mechanism for processing circular arcs and spherical surfaces on general lathes, which includes a bracket one, a bracket two and a turning tool, the turning tool is horizontally arranged on the bracket one, the bracket one and the bracket two can be rotatably connected, and the turning tool includes The main body and the tip are fixedly connected to the second bracket and the tool rest of the general vehicle, and the first bracket and the second bracket are detachably connected.

Preferably, both the first bracket and the second bracket are U-shaped, the size of the first bracket is smaller than that of the second bracket, and the two parallel sides of the first bracket and the two parallel sides of the second bracket are connected in rotation correspondingly.

Preferably, the first bracket is provided with a plurality of adjustment connection points, and the adjustment connection points of the first bracket can be exchanged for connection with the second bracket.

In this way, the distance from the workpiece can be changed, that is, the spherical structure can be cut at the head of the workpiece, and the arc structure can be cut in the middle of the workpiece. easy and convenient.

Preferably, multiple sets of connection parts are arranged on the two parallel sides of the support one on the support one, and each set of connection parts corresponds to the above-mentioned adjustment connection points one by one. The upper connecting part 1 and the connecting part 2 are each provided with a first connecting hole, and the first connecting holes of the same group of connecting parts on the bracket 1 are arranged coaxially.

Preferably, two parallel sides of the bracket two are respectively provided with second connecting holes, and the second connecting holes are arranged coaxially.

Preferably, the support 1 and the support 2 are connected to each other through a set of connecting shafts, each set of connecting shafts includes two connecting shafts, and at one of the adjusting connection points, each connecting shaft connects the corresponding set of connecting parts and corresponding The first connecting hole and the second connecting hole are connected together.

Preferably, there is a fixed structure between the first bracket and each connecting shaft, and relative rotation between each of the connecting shafts and the second bracket is possible.

Preferably, an operating handle assembly is provided on the outer end of the connecting shaft far away from the first bracket and the second bracket, and the operating handle assembly includes an operating handle and a handle connecting housing, and the outer end of the handle connecting housing and one of the connecting shafts The end is fixedly connected, and the operating handle is connected to the handle connecting shell.

The operating handle can facilitate the operator to easily rotate the bracket 1, so that the arc or spherical structure turned out on the workpiece is more precise and effortless.

Preferably, a connecting rod is further arranged on the second bracket, and the connecting rod and the second bracket are fixedly connected by bolts.

Connected by connecting rod and knife holder.

Preferably, the turning tool is detachably connected to the support one, and the turning tool is horizontally arranged on the side perpendicular to the two parallel sides of the support one.

The body and the support of the turning tool are fixed by bolts.

Preferably, the tip of the turning tool is in the shape of a four-sided cone.

Compared with the prior art, the utility model can solve the problem that ordinary lathes cannot carve circular arc structures and spherical structures on cylindrical workpieces, which greatly facilitates the processing of such workpieces; multiple adjustment connection points are set The bit can be selected according to the actual application, which is simple and convenient.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation after the utility model is combined workpiece

Fig. 3 is the front view of Fig. 2 structure;

Fig. 4 is the sectional view of A-A direction in Fig. 3;

Fig. 5 is a schematic diagram of the utility model after removing structures such as the operating handle;

Fig. 6 is a structural schematic diagram of the connecting shaft of the present invention;

Fig. 7 is a structural schematic diagram of a bracket 1 of the present invention.

In the figure, 1. Bracket 1; 2. Bracket 2; 3. Adjusting the connecting point; 4. Connecting part 1; 5. Connecting part 2; 6. The first connecting hole; 7. Turning tool; 8. The second connecting hole ; 9, connecting shaft; 10, limit groove; 11, operating handle; 12, handle connecting shell; 13, workpiece; 14, connecting rod.

Detailed ways

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

As shown in Figure 1, a kind of mechanism that the utility model proposes is used for general car processing circular arc and spherical surface, and it comprises U-shaped bracket one 1 and U-shaped bracket two 2, and the size of bracket one 1 is smaller than the size of bracket two 2 .

As shown in FIG. 2 , there are multiple adjustment connection points 3 on the bracket one 1 , preferably, three adjustment connection points 3 are provided in this embodiment.

As shown in FIGS. 1-7 , the bracket one 1 includes two parallel sides, and three sets of connecting parts are arranged on the two parallel sides along the direction of the parallel sides, corresponding to the above-mentioned adjusting connection points 3 one by one. The three groups of connecting parts are respectively distributed at the two ends and the middle of the support one 1 .

Each group of connecting parts includes a connecting part one 4 and a connecting part two 5 which are arranged on two parallel sides, each connecting part one 4 and connecting part two 5 are correspondingly provided with a first connecting hole 6, two first connecting holes 6 coaxial setting.

A turning tool 7 is arranged on the vertical edge of the support one 1, and the turning tool 7 includes a body and a four-sided tapered tip. The body and the bracket-1 are fixedly connected by bolts. The axis of turning tool 7 is consistent with the two parallel side directions of support one 1. Preferably, the axis of the turning tool 7 is located in the middle of the two parallel sides.

The bracket two 2 is provided with a second connecting hole 8 at the ends of the two parallel sides respectively, and the two second connecting holes 8 are arranged coaxially. A connecting rod 14 is also arranged on the bracket two 2, and the connecting rod 14 and the bracket two 2 are fixedly connected by bolts. Connect with the knife rest of common car by connecting rod 14.

Select one of the adjustment connection points 3 as required, place the bracket one 1 at the U port of the bracket two 2, so that the two first connection holes 6 corresponding to the adjustment connection point 3 and the two second connection holes 6 on the bracket two 2 The two connecting holes 8 correspond to each other.

The utility model also includes two connecting shafts 9, and each connecting shaft 9 passes through the first connecting hole 6 and the corresponding second connecting hole 8 respectively. Each connecting shaft 9 is fixedly connected to the bracket one 1 through the fixing piece, and a circle of limit groove 10 is arranged on the end connected between the connecting shaft 9 and the bracket one 1. The fixing piece includes a bolt, and the side of the bracket is provided with a bolt suitable The matching screw hole, the screw hole communicates with the corresponding first connecting hole 6, the limit groove 10 is located on the extension line of the screw hole, and after the bolt and the screw hole are threaded, the inner end of the bolt is pushed against the limit groove 10 to realize The fixed connection of connecting shaft 9 and support one 1.

For the convenience of operation, an operating handle assembly is provided on the outer end of one of the connecting shafts 9 away from the bracket one 1 and the bracket two 2, the operating handle assembly includes an operating handle 11 and a handle connecting housing 12, and the handle connecting housing 12 and the connecting shaft The outer end of 9 is threaded, or the two are connected together by a screw (the outer end of the connecting shaft 9 and the corresponding handle connection housing 12 are respectively provided with screw holes, and the screw passes through the two screw holes to fix the two. ). The operating handle 11 is fixedly connected to the handle connection housing 12 . A shaft cover is provided on the other rotating shaft for the sake of appearance.

When it is necessary to replace different adjustment connection points 3 for operation, it is only necessary to first remove the operating handle assembly, then remove the connecting shaft 9, and repeat the above operation to perform support one 1 and support two at the new adjustment connection point 3. 2 rotating connection between.

As shown in Fig. 2 and Fig. 3, during application, the support two 2 is connected with the tool rest of the ordinary lathe, the workpiece 13 is positioned on the fixture of the lathe and rotates under the drive of the headstock, the axis of the workpiece 13 is facing the support one 1, Holding the operating handle and rotating the bracket 1 just can turn out a spherical surface or an arc surface on the workpiece 13. When it is necessary to turn out the arc surface in the middle part of the workpiece 13, it can also be realized by replacing and adjusting the connection point 3. Support one 1 of the utility model can realize 360 ° of rotation relative to support two 2 .

It should be understood that in the claims and description of the present utility model, all "comprising..." should be interpreted as an open meaning, that is, its meaning is equivalent to "at least contains...", and should not be understood as a closed The meaning of , that is, its meaning should not be understood as "contains only...".

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Claims (10)

1. a kind of mechanism that is used for general car machining arc and spherical surface, it is characterized in that, it comprises support one, support two and turning tool, described turning tool is horizontally arranged on support one, and described support one and support two can Rotationally connected, the turning tool includes a body and a tip, the second bracket is fixedly connected to the tool holder of the ordinary car, and the first bracket and the second bracket are detachably connected. 2. A mechanism for processing circular arcs and spherical surfaces according to claim 1, characterized in that, both the first bracket and the second bracket are U-shaped, and the size of the first bracket is smaller than that of the second bracket , the two parallel sides of the first bracket and the two parallel sides of the second bracket are correspondingly rotatably connected. 3. A kind of mechanism that is used for general car processing arc and spherical surface according to claim 1, it is characterized in that, described support one is provided with a plurality of adjusting connection points, support one can replace adjustment connection points and The bracket two is connected. 4. A kind of mechanism that is used for processing circular arc and spherical surface according to claim 3, it is characterized in that, on the two parallel sides of support one on the support one, a plurality of sets of connecting parts are arranged, and each set of connecting parts One-to-one correspondence with the above-mentioned adjustment connection points, each group of connection parts includes a connection part one and a connection part two on the two parallel sides of the support one, each of the connection parts is provided with a first connection hole, and the support one is the same as The first connection holes of the group connection part are arranged coaxially. 5. A mechanism for processing circular arcs and spherical surfaces according to claim 4, characterized in that, two parallel sides of the support two are respectively provided with second connecting holes, and the second connecting holes coaxial setting. 6. A mechanism for machining circular arcs and spherical surfaces according to claim 5, characterized in that, said bracket one and bracket two are connected to each other through a set of connecting shafts, and each group of connecting shafts includes two The connection shafts are at one of the adjustment connection points, and each connection shaft respectively connects the corresponding first connection hole and the second connection hole at the corresponding group of connection parts. 7. A mechanism for machining circular arcs and spherical surfaces according to claim 6, characterized in that, there is a fixed structure between the first bracket and each connecting shaft, and the connection between each of the connecting shafts and the second bracket is fixed. Can be rotated relative to each other. 8. A kind of mechanism that is used for general car processing circular arc and spherical surface according to claim 7, it is characterized in that, the outer end of described connecting shaft away from bracket one and bracket two is provided with operating handle assembly, and described operation The handle assembly includes an operating handle and a handle connecting housing, the handle connecting housing is fixedly connected to the outer end of one of the connecting shafts, and the operating handle is connected to the handle connecting housing. 9. A mechanism for processing arcs and spherical surfaces on ordinary vehicles according to claim 1, wherein a connecting rod is further provided on the second bracket, and the connecting rod and the second bracket are fixedly connected by bolts. 10. A mechanism for machining circular arcs and spherical surfaces according to claim 1, characterized in that the turning tool is detachably connected to support one, and the turning tool is horizontally arranged on support one and its On the side where the two parallel sides are perpendicular, the tip of the turning tool is in the shape of a four-sided cone.

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