Rectangular chamfer cutting auxiliary device

Abstract

The utility model discloses an auxiliary device for cutting a rectangular chamfer, which belongs to the technical field of part processing and structurally comprises a limiting piece, a handle and a rotary joint. Wherein the handle is arranged at the upper end of the guiding piece, the lower end of the guiding piece is connected with the limiting piece, the head end of the connecting piece is rotationally provided with the rotating connector, the angle grinder is installed at the front end of the rotating connector and can synchronously rotate along with the rotating connector, and therefore the machining angle of the angle grinder can be adjusted by rotating the rotating connector. During use, the limiting piece is suitable for sliding on the surface of a workpiece and is connected with the guiding piece, a connecting piece is arranged in the guiding piece in a sliding mode, the connecting piece is always parallel to the limiting piece, and the connecting piece is suitable for vertically translating along the guiding piece. The connecting piece is connected with the angle grinder through the rotating joint, so that the vertical moving position of the angle grinder can be adjusted by adjusting the connecting piece, and the size and the shape of a machined chamfer are adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to part processing technical field, concretely relates to a rectangular chamfer cutting auxiliary device. BACKGROUND

[0002] The function of general chamfer is to remove burrs and make it beautiful, and the chamfer specially indicated in the drawing is generally the requirement of installation process, for example, the installation chamfer of bearing, so as to reduce stress concentration, strengthen the strength of shaft parts and facilitate assembly.

[0003] However, in some special working scenes, for example, processing profiles such as I-beams or guide rails, or in the processing of mold parts, the edges of the mold plate need to be chamfered.

[0004] At present, the processing is generally carried out by manually operating an angle grinder, so there are problems of low processing efficiency, rough processing and high cost. UTILITY MODEL CONTENTS

[0005] Therefore, the utility model provides a rectangular chamfer cutting auxiliary device to solve the problems of rough processing and high cost caused by manual operation of an angle grinder in the prior art.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme:

[0007] The rectangular chamfer cutting auxiliary device disclosed by the utility model is provided with an angle grinder and comprises:

[0008] A limiting piece is connected to the guide piece at the end, and a connecting piece is slidably arranged in the guide piece;

[0009] A handle is arranged at the upper end of the guide piece, and the lower end of the guide piece is connected to the limiting piece;

[0010] A rotary joint is rotationally arranged at the head of the connecting piece, and the tail of the connecting piece is slidably arranged in the guide piece, wherein the positions of the guide piece and the connecting piece are perpendicular, and the positions of the connecting piece and the limiting piece are parallel.

[0011] Further, the limiting piece comprises:

[0012] A V-shaped plate is provided with a mounting position at the end, and the mounting position is connected to the guide piece;

[0013] A processing groove is arranged at the bending part of the V-shaped plate, and the angle grinder passes through the processing groove to process the workpiece.

[0014] Further, the rotary joint comprises:

[0015] The chuck is provided with a scale disc at the tail end.

[0016] The rotating shaft is coaxially connected with the center of the scale disc.

[0017] The guide further comprises a connecting adapter, a guide slot and a slide rail, the connecting piece is slidably arranged in the slide rail, the guide slot is arranged on the slide rail, one end of the slide rail is connected with the handle and the other end is connected with the connecting adapter.

[0018] The guide slot is further provided with a straight line scale.

[0019] The V-shaped plate is further made of aluminum alloy.

[0020] The connecting piece further comprises:

[0021] The connecting rod is provided with a notch in the length direction on the outer side, and is further provided with a secondary limiting hole on the outer side, and a fastener is inserted into the secondary limiting hole to fix the rotating shaft.

[0022] The slide block is provided with a primary limiting hole on the front side and is fixedly installed at the end of the connecting rod on the rear side, and is adapted to slide in the guide slot, wherein the primary limiting hole is adapted to be inserted into a fastener to fix the position of the slide block in the guide slot.

[0023] The utility model has the advantages of:

[0024] The rectangular chamfer cutting auxiliary device disclosed by the utility model is characterized in that the limiting piece is slid at the corner of the workpiece, the angle grinder is used to process the surface of the workpiece by penetrating the limiting piece, the height of the angle grinder is adjusted through the connecting piece, the processing angle of the angle grinder is adjusted through the rotary joint, the size and shape of the chamfer are adjusted, the flexibility and consistency of the chamfer processing and forming are improved, and the problems of rough processing and high cost caused by manual operation of the angle grinder in the prior art are solved. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings needed in the embodiments or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only exemplary, and those skilled in the art can obtain other implementation drawings according to the provided drawings without creative labor.

[0026] The structure, proportion, size and the like shown in the specification are only used to cooperate with the content disclosed in the specification, so as to be understood and read by those skilled in the art, and do not have technical substantive significance, and any modification of structure, change of proportion relationship or adjustment of size, which does not affect the effects and purposes that can be achieved by the utility model, should still fall within the scope of the technical content disclosed by the utility model.

[0027] Figure 1 A rectangular chamfer cutting auxiliary device provided by the utility model is shown in the figure;

[0028] Figure 2 A rotary joint provided by the utility model is shown in the figure;

[0029] Figure 3 A guide piece provided by the utility model is shown in the figure;

[0030] Figure 4 A connecting piece provided by the utility model is shown in the figure;

[0031] Figure 5 A linear type limiting piece provided by the utility model is shown in the figure;

[0032] Figure 6 An arc type limiting piece provided by the utility model is shown in the figure;

[0033] In the figure: 1 limiting piece; 11 V-shaped plate; 12 processing through slot; 13 mounting position; 2 angle grinder; 3 handle; 4 connecting piece; 41 connecting rod; 42 notch; 43 sliding block; 44 main limiting hole; 45 auxiliary limiting hole; 5 rotary joint; 51 chuck; 52 dial; 53 rotating shaft; 6 guide piece; 61 connecting adapter; 62 guide groove; 63 sliding rail. DETAILED DESCRIPTION

[0034] The embodiments of the utility model will be described below by specific examples, and those skilled in the art can easily understand other advantages and effects of the utility model from the content disclosed in the specification. Obviously, the described examples are part of the examples of the utility model, rather than all the examples. Based on the examples in the utility model, all other examples obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0035] Please refer to Figures 1-5The utility model discloses a rectangular chamfer cutting auxiliary device, install angle grinder 2 to the workpiece is processed through angle grinder 2, including stop piece 1, handle 3 and swivel joint 5. Among them, stop piece 1 is suitable for sliding on the workpiece surface, and angle grinder 2 is chamfered to the edge of workpiece in the process of sliding stop piece 1.

[0036] In one specific embodiment of the utility model, the end of stop piece 1 is connected with guide piece 6, and connecting piece 4 is slidably arranged in guide piece 6, connecting piece 4 is always parallel to stop piece 1, and connecting piece 4 is suitable for horizontal translation along guide piece 6. Connecting piece 4 is connected with angle grinder 2 through swivel joint 5, so that the position of angle grinder 2 moving up and down can be adjusted by adjusting connecting piece 4, and then the size of chamfering processing is changed.

[0037] In the embodiment, the upper end of guide piece 6 is provided with handle 3, and the lower end of guide piece 6 is connected with stop piece 1. In use, handle 3 is manually held to push stop piece 1 to slide along the edge of the workpiece. On the other hand, swivel joint 5 is rotatably arranged at the head of connecting piece 4, and angle grinder 2 is installed at the front end of swivel joint 5. Angle grinder 2 can rotate synchronously with swivel joint 5, so that the angle of chamfering can be adjusted by adjusting the processing angle of angle grinder 2, thereby improving the flexibility of the device.

[0038] In some embodiments, stop piece 1 includes V-shaped plate 11, processing slot 12 and mounting position 13. The end of V-shaped plate 11 is provided with mounting position 13, and mounting position 13 is connected with guide piece 6. Among them, the position of guide piece 6 is perpendicular to connecting piece 4, and the position of connecting piece 4 is parallel to stop piece 1. In addition, processing slot 12 is also arranged at the bending part of V-shaped plate 11, and angle grinder 2 directly processes the workpiece through processing slot 12.

[0039] In the embodiment, as Figure 5 and Figure 6 V-shaped plate 11 is made of aluminum alloy, and V-shaped plate 11 is linear, which can also be arc-shaped to process the edges with arc.

[0040] In some embodiments, swivel joint 5 includes chuck 51 and rotating shaft 53. The front end of chuck 51 is suitable for installing angle grinder 2, scale disc 52 is fixedly arranged at the tail end of chuck 51, and rotating shaft 53 is installed at the center of scale disc 52. The rotating shaft can be fixed by fastener. When chuck 51 is rotated, the angle of scale disc 52 rotating can be observed through notch 42, that is, the angle of angle grinder 2 processing chamfering can be judged.

[0041] In some embodiments, the connecting piece 4 comprises a connecting rod 41 and a sliding block 43, wherein the outer side of the connecting rod 41 is provided with a notch 42 along the length direction, and the outer side of the connecting rod 41 is further provided with a secondary limiting hole 45, into which a fastener is adapted to be inserted to fix the rotating shaft 53. The primary limiting hole 44 is provided on the front side of the sliding block 43, the rear side of the sliding block 43 is fixedly installed on the end of the connecting rod 41, and the sliding block 43 is adapted to slide in the guide groove 62, wherein the primary limiting hole 44 is adapted to be inserted into a fastener to fix the position of the sliding block 43 in the guide groove 62.

[0042] In one specific embodiment of the present application, a linear scale (not shown in the figure) is provided in the guide groove 62, and since the sliding block 43 of the connecting piece 4 is slidingly arranged in the guide groove 62, the position of the angle grinder 2 can be adjusted through the linear scale, so as to change the size of the chamfering.

[0043] In some embodiments, the guide piece 6 comprises a connecting adapter 61, a guide groove 62 and a sliding rail 63, the connecting piece 4 is slidingly arranged in the sliding rail 63, the guide groove 62 is arranged on the sliding rail 63, one end of the sliding rail 63 is connected with the handle 3, and the other end is connected with the connecting adapter 61, wherein the connecting adapter 61 can be installed with a linear or arc-shaped V-shaped plate 11, so as to select different limiting pieces 1 according to the characteristics of the workpiece to be processed.

[0044] Although the present application has been described in detail above with general description and specific embodiments, some modifications or improvements can be made on the basis of the present application, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not deviating from the spirit of the present application, all belong to the scope of protection required by the present application.

Claims

1. A rectangular chamfering cutting auxiliary device, equipped with an angle grinder (2), characterized in that, include: The limiting member (1) is connected at its end to the guide member (6), and the guide member (6) is slidably provided with a connecting member (4); A handle (3) is provided at the upper end of the guide (6), and the lower end of the guide (6) is connected to the limiting member (1); A rotary joint (5) is rotatably disposed at the head end of the connector (4), and the tail end of the connector (4) is slidably disposed within the guide (6). The guide (6) is perpendicular to the connector (4), and the connector (4) is parallel to the limiting member (1).

2. The rectangular chamfering cutting auxiliary device as described in claim 1, characterized in that, The limiting member (1) includes: The V-shaped plate (11) has a mounting position (13) at its end, and the mounting position (13) is connected to the guide member (6); A machining groove (12) is provided at the bend of the V-shaped plate (11), and the angle grinder (2) passes through the machining groove (12) to process the workpiece.

3. The rectangular chamfering cutting auxiliary device as described in claim 1, characterized in that, The rotary joint (5) includes: The chuck (51) has a front end adapted to mount the angle grinder (2), and a scale (52) is fixedly provided at the rear end of the chuck (51). The rotating shaft (53) is coaxially connected to the center of the dial (52) at its front end.

4. The rectangular chamfering cutting auxiliary device as described in claim 1, characterized in that, The guide member (6) includes a connecting adapter (61), a guide groove (62) and a slide rail (63). The connector (4) is slidably disposed in the slide rail (63). The guide groove (62) is disposed on the slide rail (63). One end of the slide rail (63) is connected to the handle (3) and the other end is connected to the connecting adapter (61).

5. The rectangular chamfering cutting auxiliary device as described in claim 4, characterized in that, The guide groove (62) is provided with a linear scale.

6. The rectangular chamfering cutting auxiliary device as described in claim 2, characterized in that, The V-shaped plate (11) is made of aluminum alloy.

7. The rectangular chamfering cutting auxiliary device as described in claim 4, characterized in that, The connector (4) includes: The connecting rod (41) has a notch (42) on its outer side along its length direction. The connecting rod (41) also has a secondary limiting hole (45) on its outer side. The secondary limiting hole (45) is suitable for inserting fasteners to fix the rotating shaft (53). The slider (43) has a main limiting hole (44) on its front side and is fixedly installed on the end of the connecting rod (41) on its rear side. The slider (43) is adapted to slide in the guide groove (62). The main limiting hole (44) is adapted to insert a fastener to fix the slider (43) in the position of the guide groove (62).

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