Quick-release high-speed steel black and white abrasive drill

Abstract

The utility model discloses a quick release type high-speed steel black and white abrasive drill which comprises an installation head assembly, a connecting rod assembly is arranged on the inner wall of the installation head assembly, a fixing pin is connected between the connecting rod assembly and the installation head assembly in a threaded mode, and a drill bit is fixedly connected to one end of the connecting rod assembly. The mounting head assembly comprises a mounting block, an outer inserting hole is formed in the outer wall of the mounting block, an inserting groove is formed in the outer wall of the mounting block, and a mounting head is fixedly connected to the outer wall of the mounting block; through the arrangement of the mounting head assembly, during use, mounting heads are arranged on the outer walls of the mounting blocks; according to the quick-release high-speed steel black and white abrasive drill, through the arrangement of the mounting head assembly and the mounting head arranged on the outer wall of the mounting block, the quick-release high-speed steel black and white abrasive drill can be quickly connected with a clamping jaw connecting structure on the inner wall of a drilling machine, and through the arrangement of anti-skid lines on the outer wall of the mounting head, the stable connecting effect between the quick-release high-speed steel black and white abrasive drill and a clamping jaw of the drilling machine can be achieved; the stable connection effect of the device is improved, and convenience is provided for a user.

Description

Technical Field

[0001] The utility model relates to the technical field of drill bits, in particular to a quick-detachable high-speed steel black and white grinding drill. Background Art

[0002] A drill bit is a cutting tool used by general drills or drilling machines to cut out circular holes. The basic principle of a drill bit is to rotate the drill bit to cut the workpiece, and then remove the drill chips through the drill groove. Commonly used drill bits include twist drills, flat drills, center drills, deep hole drills and trepanning drills. Although reamer drills and countersink drills cannot drill holes in solid materials, they are usually classified as drill bits.

[0003] The existing technology has the following problems:

[0004] In the prior art, drill bits are generally fixed by rotating and shrinking three or six sides for clamping. This method is fast to disassemble and assemble, but has low stability and is easy to fall off. Therefore, it is necessary to design a quick-detachable high-speed steel black and white grinding drill with good stability. Utility Model Content

[0005] In view of the problems in the related technology, the utility model provides a quick-detachable high-speed steel black and white grinding drill to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solution adopted by the utility model is as follows: a quick-detachable high-speed steel black and white grinding drill, comprising a mounting head assembly, the inner wall of the mounting head assembly is provided with a connecting rod assembly, a fixing pin is threadedly connected between the connecting rod assembly and the mounting head assembly, and a drill bit is fixedly connected to one end of the connecting rod assembly;

[0007] The mounting head assembly includes a mounting block, an outer wall of which is provided with an external plug hole, an outer wall of which is provided with a slot, and an outer wall of which is fixedly connected with a mounting head; through the arrangement of the mounting head assembly, in use, the mounting head arranged on the outer wall of the mounting block can be quickly connected to the inner wall clamp connection structure of the drilling rig, wherein the anti-slip pattern arrangement on the outer wall of the mounting head can achieve a more stable connection effect between the mounting head and the drilling rig clamp, thereby improving the stable connection effect of the device and providing convenience for the user.

[0008] Preferably, the slot and the external plug-in hole are vertically arranged, and the number of the external plug-in holes is multiple; by arranging the slot and the external plug-in hole vertically, it can be convenient to connect and install with the connecting rod assembly.

[0009] Preferably, the connecting rod assembly includes a connecting column, the outer wall of which is fixedly connected to a connecting rod, and the outer wall of the connecting column is provided with a plurality of internal insertion holes; through the arrangement of the connecting rod assembly, it is possible to facilitate the adjustment of the position between the connecting column and the mounting block as needed, thereby achieving the adjustment of the use length of the drill bit, thereby improving the use effect of the device and providing convenience for the user.

[0010] Preferably, the inner diameters of the inner and outer sockets are the same, and the inner and outer sockets are equidistantly arranged; by making the inner diameters of the inner and outer sockets the same, and the inner and outer sockets equidistantly arranged, the purpose of facilitating adjustment and connecting and fixing by fixing pins can be achieved, thereby improving the use effect of the device and providing convenience for users.

[0011] Preferably, the mounting head is a hexagonal prism mounting head, and the outer walls of the hexagonal sides of the mounting head are provided with anti-slip grooves; by providing the mounting head as a hexagonal prism mounting head, and the outer walls of the hexagonal sides of the mounting head are provided with anti-slip grooves, a more stable connection effect can be achieved between the mounting head and the drill rig jaws.

[0012] Preferably, the outer wall of the connecting rod is provided with a plurality of heat dissipation grooves, and the plurality of heat dissipation grooves are arranged in a ring on the outer wall of the connecting rod; by providing a plurality of heat dissipation grooves on the outer wall of the connecting rod, and the plurality of heat dissipation grooves are arranged in a ring on the outer wall of the connecting rod, a better heat dissipation effect can be achieved.

[0013] Preferably, a plurality of screws are arranged in a ring around the outer wall of the drill bit, and the outer wall of the drill bit is fixedly connected to the outer wall of the connecting rod by the screws; the purpose of facilitating the replacement of the drill bit can be achieved by the arrangement in which the outer wall of the drill bit is fixedly connected to the outer wall of the connecting rod by the screws.

[0014] The beneficial effects of the utility model are as follows: 1. The quick-detachable high-speed steel black and white grinding drill can achieve a quick connection with the inner wall clamp connection structure of the drilling rig through the setting of the mounting head assembly. The anti-slip pattern setting on the outer wall of the mounting head can achieve a more stable connection effect with the drilling rig clamp, thereby improving the stable connection effect of the device and providing convenience for users.

[0015] 2. The quick-detachable high-speed steel black and white grinding drill can adjust the position between the connecting column and the mounting block as needed through the setting of the connecting rod assembly, thereby adjusting the use length of the drill bit, improving the use effect of the device and providing convenience for users.

[0016] 3. The quick-detachable high-speed steel black and white grinding drill can achieve the purpose of facilitating the replacement of the drill bit by fixing the outer wall of the drill bit with the outer wall of the connecting rod through screws. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a top view of the utility model;

[0019] Figure 2 This is a front view of the utility model;

[0020] Figure 3 This is a bottom view of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the mounting head assembly of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the connecting rod assembly of the utility model.

[0023] In the figure: 1. drill bit; 2. mounting head assembly; 201. mounting block; 202. mounting head; 203. external socket; 204. slot; 3. connecting rod assembly; 301. connecting column; 302. connecting rod; 303. internal socket; 4. fixing pin; 5. screw. DETAILED DESCRIPTION

[0024] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0025] According to an embodiment of the utility model, a quick-release high-speed steel black and white grinding drill is provided. Example 1

[0026] like Figure 1-Figure 5 As shown, according to the embodiment of the utility model, the quick-detachable high-speed steel black and white grinding drill comprises a mounting head assembly 2, the inner wall of the mounting head assembly 2 is provided with a connecting rod assembly 3, a fixing pin 4 is threadedly connected between the connecting rod assembly 3 and the mounting head assembly 2, and one end of the connecting rod assembly 3 is fixedly connected to the drill bit 1;

[0027] The mounting head assembly 2 includes a mounting block 201, an outer wall of the mounting block 201 is provided with an outer plug hole 203, an outer wall of the mounting block 201 is provided with a slot 204, and the outer wall of the mounting block 201 is fixedly connected with a mounting head 202;

[0028] The slot 204 and the external plug-in hole 203 are arranged vertically, and the number of the external plug-in holes 203 is multiple;

[0029] The mounting head 202 is a hexagonal prism mounting head, and the outer walls of the hexagonal sides of the mounting head 202 are all provided with anti-slip grooves.

[0030] In this embodiment, through the setting of the mounting head assembly 2, during use, the mounting head 202 arranged on the outer wall of the mounting block 201 can achieve a quick connection with the inner wall clamp connection structure of the drilling rig, wherein the anti-slip pattern setting on the outer wall of the mounting head 202 can achieve a more stable connection effect with the drilling rig clamp, thereby improving the stable connection effect of the device and providing convenience for the user.

[0031] In this embodiment, the slot 204 and the external plug hole 203 are arranged vertically, so that the connection and installation with the connecting rod assembly 3 can be facilitated.

[0032] In this embodiment, the mounting head 202 is a hexagonal prism mounting head, and the outer walls of the hexagonal sides of the mounting head 202 are provided with anti-slip grooves, which can improve the connection effect between the mounting head 202 and the drill jaws to achieve a more stable connection. Example 2

[0033] On the basis of the first embodiment, the preferred embodiment of the quick-release high-speed steel black and white grinding drill provided by the utility model is as follows Figure 1-Figure 5 As shown: the connecting rod assembly 3 includes a connecting column 301, the outer wall of the connecting column 301 is fixedly connected with a connecting rod 302, and the outer wall of the connecting column 301 is provided with a plurality of inner plug holes 303;

[0034] Preferably, the inner diameters of the inner plug hole 303 and the outer plug hole 203 are the same, and the inner plug hole 303 and the outer plug hole 203 are equidistantly arranged;

[0035] The outer wall of the connecting rod 302 is provided with a plurality of heat dissipation grooves, and the plurality of heat dissipation grooves are arranged in a circle on the outer wall of the connecting rod 302 .

[0036] In this embodiment, by setting the connecting rod assembly 3, it is possible to adjust the position between the connecting column 301 and the mounting block 201 as needed, thereby adjusting the use length of the drill bit, improving the use effect of the device, and providing convenience for the user.

[0037] In this embodiment, the inner diameters of the inner plug hole 303 and the outer plug hole 203 are the same, and the inner plug hole 303 and the outer plug hole 203 are equidistantly arranged, so that the purpose of facilitating adjustment and connecting and fixing by the fixing pin 4 can be achieved, thereby improving the use effect of the device and providing convenience for the user.

[0038] In this embodiment, a plurality of heat dissipation grooves are provided on the outer wall of the connecting rod 302 , and the plurality of heat dissipation grooves are arranged in a ring on the outer wall of the connecting rod 302 , so that a better heat dissipation effect can be achieved. Example 3

[0039] On the basis of the first embodiment, the preferred embodiment of the quick-release high-speed steel black and white grinding drill provided by the utility model is as follows Figure 1-Figure 5 As shown, a plurality of screws 5 are arranged in a circle on the outer wall of the drill bit 1 , and the outer wall of the drill bit 1 is fixedly connected to the outer wall of the connecting rod 302 through the screws 5 .

[0040] In this embodiment, the outer wall of the drill bit 1 is fixedly connected to the outer wall of the connecting rod 302 by means of the screw 5, so that the drill bit 1 can be easily replaced.

[0041] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0042] In actual application, first, adjust the position between the connecting column 301 and the mounting block 201 as needed, and fix the drill bit by rotating the inner wall clamp of the drill rig. The anti-slip pattern setting on the outer wall of the mounting head 202 can achieve a more stable connection effect between the drill clamp and the mounting head 202.

[0043] In summary, with the aid of the above-mentioned technical scheme of the utility model, the quick-detachable high-speed steel black and white grinding drill, through the setting of the mounting head assembly 2, can achieve a quick connection with the inner wall clamp connection structure of the drilling rig through the mounting head 202 arranged on the outer wall of the mounting block 201 during use, wherein the anti-slip pattern setting on the outer wall of the mounting head 202 can achieve a more stable connection effect with the drilling rig clamp, improve the stable connection effect of the device, and provide convenience for users; through the setting of the connecting rod assembly 3, it is convenient to adjust the position between the connecting column 301 and the mounting block 201 as needed, so as to adjust the use length of the drill bit, improve the use effect of the device, and provide convenience for users; through the setting of the outer wall of the drill bit 1 being fixedly connected to the outer wall of the connecting rod 302 by screws 5, the purpose of facilitating the replacement of the drill bit 1 can be achieved.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A quick-release high-speed steel black and white grinding drill, comprising a mounting head assembly (2), characterized in that: A connecting rod assembly (3) is provided on the inner wall of the mounting head assembly (2); a fixing pin (4) is threadedly connected between the connecting rod assembly (3) and the mounting head assembly (2); and a drill bit (1) is fixedly connected to one end of the connecting rod assembly (3); The mounting head assembly (2) comprises a mounting block (201), an outer wall of the mounting block (201) is provided with an external plug hole (203), an outer wall of the mounting block (201) is provided with a slot (204), and the outer wall of the mounting block (201) is fixedly connected to a mounting head (202).

2. A quick-release high-speed steel black and white grinding drill according to claim 1, characterized in that: The slot (204) and the external plug hole (203) are arranged vertically, and there are a plurality of external plug holes (203).

3. A quick-release high-speed steel black and white grinding drill according to claim 1, characterized in that: The connecting rod assembly (3) comprises a connecting column (301), the outer wall of the connecting column (301) being fixedly connected to a connecting rod (302), and the outer wall of the connecting column (301) being provided with a plurality of inner insertion holes (303).

4. A quick-release high-speed steel black and white grinding drill according to claim 3, characterized in that: The inner diameters of the inner plug hole (303) and the outer plug hole (203) are the same, and the inner plug hole (303) and the outer plug hole (203) are both arranged at equal distances.

5. The quick-release high-speed steel black and white grinding drill according to claim 1, characterized in that: The mounting head (202) is a hexagonal prism mounting head, and the outer walls of the hexagonal sides of the mounting head (202) are all provided with anti-slip grooves.

6. A quick-release high-speed steel black and white grinding drill according to claim 3, characterized in that: The outer wall of the connecting rod (302) is provided with a plurality of heat dissipation grooves, and the plurality of heat dissipation grooves are arranged in a ring on the outer wall of the connecting rod (302).

7. The quick-release high-speed steel black and white grinding drill according to claim 3, characterized in that: The outer wall of the drill bit (1) is provided with a plurality of screws (5) in a circular pattern, and the outer wall of the drill bit (1) is fixedly connected to the outer wall of the connecting rod (302) via the screws (5).

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