Connecting structure and diamond tapper

Abstract

The utility model relates to the technical field of connecting structures and diamond tappers, in particular to a connecting structure and a diamond tapper, which comprise a diamond tapper (1), a drill handle (2) is arranged at the top of the diamond tapper (1), a threaded hole is arranged in the middle of the drill handle (2), and a first telescopic groove (4) is arranged at the bottom of the threaded hole of the diamond tapper (1). A first spring (5) is arranged in the middle of the first telescopic groove (4), and the top of the first spring (5) is connected with a telescopic plate (6); the device has the advantages that the first spring (5) drives the telescopic plate (6) to stretch out and draw back upwards through tension, so that an inserting column (7) in the middle of the top of the telescopic plate (6) extends out of the first telescopic groove (4) and is inserted into an inserting groove (8) formed in the bottom of the drilling machine thread part (3) in the threaded hole, the inserting groove (8) is limited, and the drilling machine thread part (3) can be inserted into the inserting groove (8). And the connection between the drilling machine threaded part (3) and the threaded hole is prevented from rotating and loosening.

Description

Technical Field

[0001] The utility model relates to the technical field of connection structures and diamond hole openers, in particular to a connection structure and a diamond hole opener. Background Art

[0002] Diamond hole openers are tools used to drill holes in hard materials. They are usually made of diamond particles that are fixed to a metal or ceramic matrix. Diamond hole openers are widely used in the processing of hard materials such as glass, ceramics, marble, etc. due to their high hardness and strong wear resistance.

[0003] In the prior art, the drill shank and the drill body of the diamond hole opener are integrally formed, a thread groove is provided on the drill shank, and the drill is connected to the drill shank through the threaded portion.

[0004] However, in the prior art, when the drill drives the diamond hole opener to rotate and open a hole in the processed material, the connection between the drill shank and the threaded portion of the drill rig is easily rotationally loosened, causing the diamond hole opener to fall off the threaded portion of the drill rig. Utility Model Content

[0005] The purpose of the utility model is to provide a connection structure and a diamond hole opener to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a diamond hole opener, a drill shank is arranged on the top of the diamond hole opener, a threaded hole is arranged in the middle of the drill shank, a first telescopic groove is arranged at the bottom of the threaded hole of the diamond hole opener, a first spring is arranged in the middle of the first telescopic groove, and the top of the first spring is connected to the telescopic plate.

[0007] Preferably, pressing columns are provided at the tops of both ends of the telescopic plate, and the pressing columns extend from the first telescopic grooves. Pressing the pressing columns can cause the telescopic plate to press the first spring, so that the telescopic plate sinks.

[0008] Preferably, the threaded hole in the middle of the drill shank is connected to the threaded part of the drill rig through a thread, a plurality of slots are provided at the bottom of the threaded part of the drill rig, a plurality of plug-in columns are provided at the middle of the top of the telescopic plate, and the plug-in columns can extend from the first telescopic groove into the threaded hole.

[0009] Preferably, the plug-in column corresponds to the slot one by one, and the plug-in column can be plugged into the slot to limit the threaded portion of the drill rig and prevent the threaded portion of the drill rig from rotationally loosening in the threaded hole.

[0010] Preferably, two groups of card slots are opened on both sides of the pressing column, and the two groups of card slots are respectively opened at the upper end and the lower end of the card slot. The diamond hole opener is opened on both sides of the pressing column with a second telescopic slot, and a second spring is arranged in the second telescopic slot. The inner side of the second spring is connected to the holding plate, and the holding plate can be inserted into the card slot.

[0011] Preferably, both sides of the top of the holding plate are provided with toggling posts, and toggling the toggling posts outwards can drive the holding plate to press the second spring, so that the holding plate contracts in the second telescopic slot and detaches from the slot.

[0012] Compared with the prior art, the beneficial effect of the utility model is that the first spring drives the telescopic plate to telescope upward through tension, so that the plug-in column in the middle of the top of the telescopic plate extends from the first telescopic groove and is plugged into the slot opened at the bottom of the threaded part of the drill in the threaded hole, and the slot is limited to prevent the connection between the threaded part of the drill and the threaded hole from rotationally loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 for Figure 1 A schematic diagram of the structure enlargement in the middle;

[0015] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0016] Figure 4 This is another schematic diagram of the cross-sectional structure of the utility model.

[0017] In the figure: a diamond hole opener 1, a drill handle 2, a drill threaded portion 3, a first telescopic slot 4, a first spring 5, a telescopic plate 6, a plug-in column 7, a slot 8, a pressing column 9, a clamping slot 10, a second telescopic slot 11, a second spring 12, a holding plate 13, and a toggle column 14. DETAILED DESCRIPTION

[0018] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Example 1: Please refer to Figures 1 to 4The utility model provides a technical solution: a diamond hole opener 1, a drill shank 2 is arranged on the top of the diamond hole opener 1, a threaded hole is opened in the middle of the drill shank 2, a first telescopic groove 4 is opened at the bottom of the threaded hole of the diamond hole opener 1, a first spring 5 is arranged in the middle of the first telescopic groove 4, and the top of the first spring 5 is connected to a telescopic plate 6; a pressing column 9 drives the telescopic plate 6 to squeeze the first spring 5, so that the plug-in column 7 in the middle of the top of the first spring 5 is inserted from the threaded hole opened in the drill shank 2.

[0020] Embodiment 2:

[0021] On the basis of the first embodiment, a connection structure disclosed in the second embodiment of the utility model is basically the same as that in the first embodiment, except that pressing columns 9 are provided at the tops of both ends of the telescopic plate 6, and the pressing columns 9 extend from the first telescopic groove 4. Pressing the pressing columns 9 can cause the telescopic plate 6 to squeeze the first spring 5, so that the telescopic plate 6 sinks; the threaded hole in the middle of the drill handle 2 is connected to the drill threaded part 3 through a thread, and a plurality of slots 8 are provided at the bottom of the drill threaded part 3, and a plurality of slots 8 are provided at the middle of the top of the telescopic plate 6. Multiple groups of plug-in columns 7, the plug-in columns 7 can extend from the first telescopic groove 4 into the threaded hole; the plug-in columns 7 correspond to the slots 8 one by one, and the plug-in columns 7 can be plugged into the slots 8 to limit the drill threaded part 3 to prevent the drill threaded part 3 from rotationally loosening in the threaded hole; the plug-in column 7 at the middle of the top of the telescopic plate 6 extends from the first telescopic groove 4, and is plugged into the slot 8 opened at the bottom of the drill threaded part 3 in the threaded hole, to limit the slot 8 to prevent the connection between the drill threaded part 3 and the threaded hole from rotationally loosening.

[0022] Embodiment three:

[0023] A connection structure disclosed in the third embodiment of the present invention is basically the same as that in the second embodiment, except that two groups of card slots 10 are provided on both sides of the pressing column 9, and the two groups of card slots 10 are respectively provided at the upper end and the lower end of the card slot 10, and the diamond hole opener 1 is provided with a second telescopic slot 11 on both sides of the pressing column 9, and a second spring 12 is provided in the second telescopic slot 11, and the inner side of the second spring 12 is connected to a holding plate 13, and the holding plate 13 can be plugged into the card slot 10; the holding plate 1 3 is provided with toggle columns 14 on both sides of the top. Toggle columns 14 are toggled outward to drive the clamping plate 13 to squeeze the second spring 12, so that the clamping plate 13 shrinks in the second telescopic groove 11 and disengages from the clamping groove 10; the pressing column 9 drives the telescopic plate 6 to squeeze the first spring 5, so that the plug-in column 7 at the middle of the top of the first spring 5 shrinks from the threaded hole opened in the drill shank 2 to the first telescopic groove 4, and at the same time, the clamping plate 13 is clamped in the clamping groove 10 at the top of the pressing column 9 by the tension of the second spring 12.

[0024] The specific scheme is as follows: when the diamond hole opener 1 is connected to the drilling machine, the toggle column 14 is first pushed outward to disengage the clamping plate 13 from the clamping groove 10 provided at the bottom of the pressing column 9, thereby canceling the clamping of the pressing column 9. Then, by pressing the pressing column 9, the pressing column 9 drives the telescopic plate 6 to squeeze the first spring 5, so that the plug-in column 7 at the middle of the top of the first spring 5 is retracted from the threaded hole provided in the drill handle 2 to the first telescopic groove 4. At the same time, the clamping plate 13 is clamped in the clamping groove 10 at the top of the pressing column 9 by the tension of the second spring 12, so that the pressing column 9 drives the telescopic plate 6 to always be pressed. The first telescopic groove 4 is squeezed, and then the drill threaded part 3 is screwed into the threaded hole opened in the middle of the drill handle 2. When the drill threaded part 3 is tightened to the bottom of the threaded hole, the toggle column 14 is toggled again to disengage the clamping plate 13 from the clamping groove 10 at the top of the pressing column 9, thereby canceling the clamping of the pressing column 9. The first spring 5 drives the telescopic plate 6 to telescope upward through tension, so that the plug-in column 7 in the middle of the top of the telescopic plate 6 extends from the first telescopic groove 4 and is plugged into the slot 8 opened at the bottom of the drill threaded part 3 in the threaded hole. The slot 8 is limited to prevent the connection between the drill threaded part 3 and the threaded hole from rotationally loosening.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A connection structure, characterized in that: include: A diamond hole opener (1), wherein a drill handle (2) is disposed at the top of the diamond hole opener (1), a threaded hole is disposed in the middle of the drill handle (2), a first telescopic slot (4) is disposed at the bottom of the threaded hole of the diamond hole opener (1), a first spring (5) is disposed in the middle of the first telescopic slot (4), and the top of the first spring (5) is connected to a telescopic plate (6); Pressing columns (9) are provided at the tops of both ends of the telescopic plate (6), and the pressing columns (9) extend from the first telescopic grooves (4). Pressing the pressing columns (9) can cause the telescopic plate (6) to press against the first spring (5), so that the telescopic plate (6) sinks. The threaded hole in the middle of the drill handle (2) is connected to the drill threaded part (3) through a thread, a plurality of slots (8) are provided at the bottom of the drill threaded part (3), a plurality of plug-in columns (7) are provided at the middle of the top of the telescopic plate (6), and the plug-in columns (7) can extend from the first telescopic slot (4) into the threaded hole; The plug-in column (7) corresponds to the slot (8) one by one, and the plug-in column (7) can be plugged into the slot (8) to limit the position of the drill threaded portion (3) to prevent the drill threaded portion (3) from rotating loose in the threaded hole.

2. A connection structure according to claim 1, characterized in that: Two groups of slots (10) are provided on both sides of the pressing column (9), and the two groups of slots (10) are respectively provided at the upper end and the lower end of the slots (10). The diamond hole opener (1) is provided with second telescopic slots (11) on both sides of the pressing column (9), and a second spring (12) is provided in the second telescopic slot (11). The inner side of the second spring (12) is connected to a holding plate (13), and the holding plate (13) can be inserted into the slots (10).

3. A connection structure according to claim 2, characterized in that: The top sides of the holding plate (13) are provided with toggling posts (14), and the toggling posts (14) are toggled outward to drive the holding plate (13) to press the second spring (12), so that the holding plate (13) contracts in the second telescopic slot (11) and disengages from the slot (10).

4. A diamond hole opener, characterized in that: The invention comprises a connection structure as described in any one of claims 1 to 3 above.

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