Manual right-angle rotating device

Abstract

The utility model provides a manual right-angle rotating device which is characterized by comprising a base, a first circular slideway plate, a second circular slideway plate, a turntable, a rolling bearing and a mandrel, wherein the base comprises a bottom plate and a vertical plate, the bottom plate is horizontally arranged, and the vertical plate and the bottom plate are fixed on the bottom plate at an included angle of 90 degrees; the first circular slideway plate is fixed on the vertical plate, the first circular slideway plate is provided with a first circular slideway, a circle of balls are mounted in the first circular slideway, a bearing hole is formed in the center of the first circular slideway plate, and the rolling bearing is mounted in the bearing hole; the second circular slideway plate is fixed on the back surface of the turntable, the second circular slideway plate is provided with a second circular slideway, and the central position of the second circular slideway plate is provided with a mandrel connecting hole; the first end of the mandrel is connected with the rolling bearing, and the second end of the mandrel is connected with the mandrel connecting hole, so that the turntable is rotatably connected and mounted on the vertical plate, and the second circular slideway is matched with the ball to slide.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing technical field, especially a kind of manual right-angle rotating device. BACKGROUND

[0002] Many workpieces need to be rotated at right angles when machining different surfaces during machining. When using vertical machining center, a fourth axis needs to be provided for workpiece table to realize the right-angle rotation of workpiece. When using ordinary drilling and milling machine, workpiece needs to be hoisted and then turned over to realize the right-angle rotation of workpiece. For some small-scale manufacturers, the cost of fourth axis is high, and hoisting and turning over operation is dangerous. Therefore, a general right-angle rotating tool is needed to fill the gap in the current situation. SUMMARY

[0003] The utility model discloses a kind of manual right-angle rotating devices to solve the above problems, and the purpose is to provide a kind of general manual right-angle rotating device.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] The utility model provides a kind of manual right-angle rotating device, it is characterized by including: pedestal, first circular slide plate, second circular slide plate, carousel, rolling bearing, mandrel;Wherein, pedestal includes bottom plate and vertical plate, bottom plate is horizontally arranged, vertical plate is fixed on bottom plate with 90 degrees angle with bottom plate;First circular slide plate is fixed on vertical plate, first circular slide plate has first circular slide, a circle of ball is installed in first circular slide, bearing hole is opened in the center position of first circular slide plate, and rolling bearing is installed in bearing hole;Second circular slide plate is fixed on the back of carousel, second circular slide plate has second circular slide, and mandrel connecting hole is opened in the center position of second circular slide plate;The first end of mandrel is connected with rolling bearing, the second end of mandrel is connected with mandrel connecting hole, so that carousel can be rotatably connected and installed on vertical plate, and second circular slide is slidably matched with ball.

[0006] Further, in the manual right-angle rotating device provided by the utility model, it can also have the following characteristics: wherein, the front surface of carousel is provided with a plurality of workpiece mounting holes.

[0007] Further, in the manual right-angle rotating device provided by the utility model, it can also have the following characteristics: wherein, vertical plate and first circular slide plate are provided with T-shaped bolt mounting hole groups at corresponding positions, and the T-shaped bolt mounting hole group is composed of four first bolt mounting holes arranged in a ring array with bearing hole as the center. Further, in the manual right-angle rotating device provided by the utility model, it can also have the following characteristics: wherein, vertical plate and first circular slide plate are provided with T-shaped bolt mounting hole groups at corresponding positions, and the T-shaped bolt mounting hole group is composed of four first bolt mounting holes arranged in a ring array with bearing hole as the center.

[0008] Further, in the manual right angle rotating device provided by the utility model, it can have the following features: the positions of the four first bolt mounting holes correspond to the positions of the bearing holes respectively.

[0009] Further, in the manual right angle rotating device provided by the utility model, it can have the following features: the vertical plate and the first circular slide plate are provided with a first positioning hole at the corresponding position; the second circular slide plate is provided with a positioning hole group at the corresponding position, and the positioning hole group is composed of a plurality of second positioning holes distributed in a circle.

[0010] Further, in the manual right angle rotating device provided by the utility model, it can have the following features: a positioning handle is inserted into the first positioning hole and the second positioning hole.

[0011] Further, in the manual right angle rotating device provided by the utility model, it can have the following features: the back of the rotating disc is provided with angle scale lines, the angle scale lines include a plurality of angle values, and the positions of the angle values correspond to the positions of the second positioning holes one by one.

[0012] Further, in the manual right angle rotating device provided by the utility model, it can have the following features: the circumferential side of the rotating disc is provided with an operation hole.

[0013] Further, in the manual right angle rotating device provided by the utility model, it can have the following features: the vertical plate is provided with a bearing rear cover mounting hole, and the bearing rear cover mounting hole is provided with a bearing rear cover.

[0014] Further, in the manual right angle rotating device provided by the utility model, it can have the following features: the two side edges of the vertical plate are respectively connected and fixed with triangular reinforcing plates, and the bottom surfaces of the two triangular reinforcing plates are respectively connected and fixed with the bottom plate.

[0015] The utility model discloses the beneficial effects of the following:

[0016] According to the manual right angle rotating device provided by the utility model, the rotating function is provided through the rolling bearing and the ball, and the rotating device has the advantages of flexible rotation; the rotating disc is provided with the operation hole, the rotating disc can be manually rotated, the rotating angle can be positioned during the rotation, and the rotating device has the advantages of simple operation. The manual right angle rotating device of the utility model is a general right angle rotating tool, which can be installed on the workpiece table of the vertical machining center to replace the fourth shaft, thereby saving the equipment investment; the manual right angle rotating device can also be installed on the workbench of the ordinary drilling and milling machine, thereby saving the process of lifting and turning the workpiece, saving the time cost, and improving the operation safety. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the exploded view of the manual right-angle rotating device in the embodiment of the utility model;

[0018] Figure 2 is the overall structure schematic view of the manual right-angle rotating device in the embodiment of the utility model;

[0019] Figure 3 is the installation schematic view of the manual right-angle rotating device in the embodiment of the utility model.

[0020] Figure 4 is the structure schematic view of the vertical plate, the first circular slide plate, the ball and the rolling bearing in the embodiment of the utility model;

[0021] Figure 5 is the structure schematic view of the rotating disc and the second circular slide plate in the embodiment of the utility model. Mark in the drawing: bottom plate 1;Vertical plate 2;Hoisting hole 21;First bolt mounting hole 22;First circular slide plate 31;First circular slide 31a;First bolt mounting hole 31b;First positioning hole 31c;Second circular slide plate 32;Second circular slide 32a;Annular through slot 32b;Second positioning hole 32c;Ball 4;Rolling bearing 5;Bearing rear cover 6;Rotating disc 7;Workpiece mounting hole 71;Second bolt mounting hole 72;Operation hole 8;Angle scale 9;Positioning handle 10;Triangular reinforcing plate 11;Spindle 12. Specific embodiments

[0022] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the following embodiments are combined with the drawings to specifically describe the technical scheme of the utility model.

[0023] Referring to Figures 1 to 3 , the utility model embodiment provides a kind of manual right-angle rotating device.The device includes: pedestal, first circular slide plate 31, second circular slide plate 32, rotating disc 7, rolling bearing 5, spindle 12, positioning handle 10.

[0024] Pedestal is made of bottom plate 1, vertical plate 2 and two triangular reinforcing plates 11. Bottom plate 1 is horizontally arranged, and a plurality of bolt holes are formed in bottom plate 1, including bolt holes for fixing vertical plate, triangular reinforcing plate, and bolt holes for installing the entire device on machining equipment or machining machine tool. Vertical plate 2 is at 90 degrees with bottom plate 1, and is fixed on bottom plate 1 by bolt. Two triangular reinforcing plates 11 are respectively fixed on two side edges of vertical plate 2, and the bottom surfaces of the two triangular reinforcing plates 11 are respectively connected and fixed with bottom plate 1. In addition, the top surface of vertical plate 2 is provided with two hoisting holes 21.

[0025] Referring to Figure 4 and Figure 1, the first circular slide plate 31 is fixed on the vertical plate 2, the first circular slide plate 31 has a first circular slide 31a, and a circle of the rolling balls 4 is installed in the first circular slide 31a. Referring to Figure 5 , the second circular slide plate 32 is fixed on the back of the rotating disc 7, and the second circular slide plate 32 has a second circular slide 32a. The second circular slide 32a is matched with the position and shape of the first circular slide 31a, and the cross sections of the slides are all circular arc concave surfaces.

[0026] The first circular slide plate 31 is provided with a bearing hole at the center position. A pair of rolling bearings 5 (two) are installed in the bearing hole. The second circular slide plate 32 is provided with a mandrel connecting hole at the center position. The first end (such as the left end shown in Figure 1 ) of the mandrel 12 is matched and installed with the rolling bearing 5, so that the mandrel 12 is rotatably connected with the first circular slide plate 31. The second end (such as the right end shown in Figure 1 ) of the mandrel 12 is connected and fixed with the mandrel connecting hole of the second circular slide plate 32. In this way, the rotating disc 7 is rotatably connected and installed on the vertical plate 2, and at the same time, the second circular slide 32a is matched and slid with the rolling ball 4.

[0027] Referring to Figure 3 , the vertical plate 2 is also provided with a bearing back cover installation hole, and the bearing back cover 6 is installed in the bearing back cover installation hole.

[0028] Referring to Figure 2 , the second end of the mandrel 12 extends out of the front surface of the rotating disc 7, and the extended part can play a role of center positioning of the workpiece. The front surface of the rotating disc 7 is provided with a plurality of workpiece installation holes 71, which are used for installing the workpiece to be processed on the surface.

[0029] Referring to Figure 2 , the rotating disc 7 is provided with an operation hole 8 on the circumferential side surface, and the operation hole is at least one place. In the embodiment, as shown in Figure 5 , the operation hole is provided with two places. The staff inserts the corresponding round bar operation tool into the operation hole, so as to manually pull the rotating disc 7 to rotate.

[0030] Referring to Figure 5 , the back surface of the rotating disc 7 is provided with an angle scale 9, and the angle scale 9 includes a plurality of angle values. The second circular slide plate 32 is provided with a positioning hole group at the corresponding position, and the positioning hole group is composed of a plurality of second positioning holes 32c distributed on the circumference with the center of the mandrel connecting hole as the center. The positions of the angle values of the angle scale 9 correspond to the positions of the second positioning holes one by one.

[0031] The vertical plate 2 and the first circular slide plate 31 are both provided with a first positioning hole at the corresponding position. Referring to Figure 3 , the first positioning hole of the vertical plate 2 is inserted with a positioning handle 10. Referring to Figure 4, the first positioning hole 31c on the first circular slide plate 31 is shown.

[0032] Angle positioning operation: when the rotary disc 7 is rotated to the required angle, the worker inserts the positioning handle 10 into the first positioning hole of the vertical plate 2, passes through the second positioning hole 31c on the first circular slide plate, and finally inserts the end of the positioning handle 10 into one of the second positioning holes 32c on the second circular slide plate 32, so as to achieve accurate positioning in the angle direction.

[0033] Referring to Figure 3 and Figure 4 , the vertical plate 2 and the first circular slide plate 31 are each provided with a T-shaped bolt mounting hole group at the corresponding position, which is composed of four first bolt mounting holes arranged in a ring array with the bearing hole as the center. The positions of the four first bolt mounting holes correspond to the positions directly above, below, left and right of the bearing hole, respectively. Figure 3 The four first bolt mounting holes 22 on the vertical plate 2 are shown in Figure 4 The four first bolt mounting holes 31b on the first circular slide plate 31 are shown in

[0034] Referring to Figure 5 , the second circular slide plate 32 is provided with a circular annular through slot 32b. Referring to Figure 2 and Figure 5 , the rotary disc 7 is provided with a second bolt mounting hole 72 at the position corresponding to the circular annular through slot 32b.

[0035] When it is necessary to fix the rotary disc 7. Referring to Figure 2 , the worker inserts a T-shaped bolt (not shown in the figure) into the second bolt mounting hole 72, the threaded end of the T-shaped bolt passes through the circular annular through slot 32b, passes through one of the first bolt mounting holes 31b, and finally is screwed with one of the first bolt mounting holes 22, and the end protrudes out of the surface of the vertical plate 2, and is fastened by a nut.

[0036] The manual right-angle rotating device provided by the embodiment is flexible in rotation and simple in operation, so that the workpiece overturning process efficiency is improved. The manual right-angle rotating device is a general right-angle rotating tool, which can be installed on the workpiece table of a vertical machining center to replace the use of the fourth shaft, so that the equipment investment is saved; it can also be installed on the workbench of a general drilling and milling machine for use, which saves the workpiece lifting and overturning process, saves time cost, and improves operation safety.

[0037] The above embodiments are only preferred embodiments of the present application, and are not used to limit the protection scope of the present application. For those skilled in the art, the present application can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application is included in the protection scope of the present application.

Claims

1. A hand-operated right angle rotary device, characterized by, It comprises: a base, a first circular slide plate, a second circular slide plate, a rotating disc, a rolling bearing, a mandrel; wherein the base comprises a bottom plate and a vertical plate, the bottom plate is horizontally arranged, and the vertical plate is fixed on the bottom plate at a 90-degree angle; the first circular slide plate is fixed on the vertical plate, the first circular slide plate has a first circular slide, a circle of balls is installed in the first circular slide, a bearing hole is formed in the center of the first circular slide plate, and the rolling bearing is installed in the bearing hole; the second circular slide plate is fixed on the back of the rotating disc, the second circular slide plate has a second circular slide, and a mandrel connecting hole is formed in the center of the second circular slide plate; the first end of the mandrel is connected with the rolling bearing, the second end of the mandrel is connected with the mandrel connecting hole, so that the rotating disc is rotatably connected and installed on the vertical plate, and the second circular slide plate slides in cooperation with the balls.

2. The manual right-angle rotating device according to claim 1, wherein: wherein a plurality of workpiece mounting holes are formed on the front surface of the rotating disc.

3. The manual right-angle rotating device according to claim 1, wherein: wherein the vertical plate and the first circular slide plate are provided with a T-shaped bolt mounting hole group at the corresponding positions, the T-shaped bolt mounting hole group is composed of four first bolt mounting holes arranged in a ring array with the bearing hole as the center; the second circular slide plate is provided with a circular annular through slot, and the rotating disc is provided with a second bolt mounting hole at a position corresponding to the circular annular through slot.

4. The manual right-angle rotating device according to claim 3, wherein: wherein the positions of the four first bolt mounting holes correspond to the positions of the bearing hole, respectively, i.e., directly above, directly below, directly left and directly right.

5. The manual right-angle rotating device according to claim 1, wherein: wherein the vertical plate and the first circular slide plate are provided with a first positioning hole at the corresponding positions; the second circular slide plate is provided with a positioning hole group at the corresponding positions, and the positioning hole group is composed of a plurality of second positioning holes distributed in a circle.

6. The manual right angle rotary device of claim 5, wherein, It further comprises: a positioning handle, the positioning handle is inserted into the first positioning hole and the second positioning hole.

7. The manual right-angle rotating device according to claim 5, wherein: wherein the back surface of the rotating disc is provided with an angle scale, the angle scale comprises a plurality of angle values, and the positions of the angle values correspond to the positions of the second positioning holes one by one.

8. The manual right-angle rotating device according to claim 1, wherein: wherein, an operation hole is formed on the circumferential side surface of the rotating disc.

9. The manual right-angle rotating device according to claim 1, wherein: wherein a bearing back cover mounting hole is formed on the vertical plate, and a bearing back cover is installed in the bearing back cover mounting hole.

10. The manual right-angle rotating device according to claim 1, wherein: wherein, triangular reinforcing plates are respectively connected and fixed to the two side edges of the vertical plate, and the bottom surfaces of the two triangular reinforcing plates are respectively connected and fixed to the bottom plate.

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