Disassembling and assembling mechanism and drill bit

Abstract

The utility model provides a dismounting and mounting mechanism and a drill bit, and belongs to the technical field of drill bits. The dismounting and mounting mechanism comprises a fixing assembly and a connecting assembly, a connecting column is slidably connected with a mounting head, elastic blocks are arranged on the two sides of the connecting column, the elastic blocks are slidably connected with through holes, and elastic rods are connected with the elastic blocks in a clamped mode. Then the connecting column is inserted into the mounting head, when the connecting column moves to the position of the through hole, one end of an elastic block extends out of the mounting head through insertion of the elastic block, then the connecting column can be fixed by penetrating an elastic rod through the elastic block, and therefore the drill bit body can be fixed, and on the contrary, the drill bit body can be disassembled through operation; the drill bit body is convenient to disassemble and assemble by adopting a clamping connection mode, so that special tools are not needed when the drill bit body is disassembled and assembled, the drill bit body is relatively convenient to disassemble and assemble, the labor force is reduced, and the practicability is improved.

Description

Technical Field

[0001] The present application relates to the field of drill bits, and in particular to a disassembly and assembly mechanism and a drill bit. Background Art

[0002] A drill bit is a tool used to drill through holes or blind holes in solid materials and to expand existing holes. Commonly used drill bits include twist drills, flat drills, center drills, deep hole drills and casing drills. Although reaming drills and countersink drills cannot drill holes in solid materials, they are customarily classified as drill bits. For example, a drill bit installation mechanism that is easy to disassemble and assemble and is disclosed in Chinese patent application number CN201921856664.2 comprises a drill bit body, a connecting portion, an inner rod and a swing rod. The top end of the drill bit body extends into the inner rod, and the inner rod is an inner portion of an opening at the bottom end. The hollow cylindrical rod-shaped structure, and the inner rod extends into the inside of the connecting part and is fixedly connected thereto, the connecting part is a disc-shaped structure, and the upper surface is fixedly connected to the machine tool shaft, the machine tool shaft drives the connecting part to rotate, the inner rod is vertically arranged, and the upper surface of the top end contacts the sliding block, the sliding block is a T-shaped structure, slidingly arranged inside the fixed cylinder, the fixed cylinder is fixedly welded vertically at the center of the top inner wall of the connecting part, and the sliding block has a T-shaped cross section, a spring is installed between the top surface and the inner wall of the fixed cylinder, and the sliding block is elastically arranged. The drill bit installation mechanism that is easy to disassemble and assemble has a reasonable structure, is convenient to disassemble and assemble, saves time and effort, and can be widely promoted.

[0003] However, the above scheme still has certain defects: first, the drill body is connected by fixing bolts, and special tools are required for disassembly and installation of the drill body. The disassembly and installation are relatively cumbersome, which increases the labor force and reduces the practicality. Utility Model Content

[0004] In order to make up for the above shortcomings, the present application provides a disassembly and assembly mechanism and a drill bit, aiming to improve the problem in the related technology that the drill bit body is connected by fixing bolts, special tools are required for disassembly and installation of the drill bit body, and the disassembly and installation are cumbersome, which increases labor and reduces practicality.

[0005] In a first aspect, an embodiment of the present application provides a disassembly and assembly mechanism including a fixing component and a connecting component.

[0006] The fixing assembly includes a mounting head, a fixing plate and an elastic rod, through holes are provided on both sides of the mounting head, the fixing plates are provided on both sides of the mounting head, the elastic rod is connected through one side of the fixing plate, the connecting assembly includes a drill body, a connecting column and an elastic block, the connecting column is fixedly connected to the drill body, the connecting column is slidably connected to the mounting head, the elastic blocks are provided on both sides of the connecting column, the elastic blocks are slidably connected to the through holes, and the elastic rod is clamped with the elastic block.

[0007] In a specific embodiment, limiting grooves are provided on both sides of the interior of the mounting head.

[0008] In the above implementation process, limiting grooves are arranged on both sides of the interior of the installation head, and the limiting grooves can play a role of limiting.

[0009] In a specific embodiment, the elastic rod includes an insertion rod and a first spring, the insertion rod is connected to one side of the fixed plate, one end of the first spring is fixedly connected to the fixed plate, and the other end of the first spring is fixedly connected to the insertion rod.

[0010] In the above implementation process, the insertion rod and the first spring can play a clamping role.

[0011] In a specific implementation, limiting blocks are arranged on both sides of the connection column, and the limiting blocks are slidably connected to the limiting grooves.

[0012] In the above implementation process, limit blocks are arranged on both sides of the connecting column, and the limit blocks can play a role of limiting.

[0013] In a specific embodiment, cavities are provided on both sides of the connecting column.

[0014] In the above implementation process, cavities are provided on both sides of the connecting column, and the provision of the cavities can achieve a connection effect.

[0015] In a specific embodiment, the elastic block includes a fixed block and a second spring, the fixed block is slidably connected to the cavity, the second spring is fixedly connected to the fixed block, and the second spring is fixedly connected to the cavity.

[0016] In the above implementation process, the second spring and the fixing block can play a connecting role.

[0017] In a specific implementation manner, a hole groove is provided on one side of the fixing block, and the insertion rod is slidably connected to the hole groove.

[0018] In the above implementation process, a hole groove is set on one side of the fixed block. When the drill body needs to be disassembled, the user can pull the insertion rod to move the insertion rod out of the hole groove, and then squeeze the fixed block to move the fixed block into the cavity, and then disassemble the drill body. The reverse operation can be used to install it.

[0019] In a second aspect, the utility model further provides a drill bit, comprising the above-mentioned disassembly and assembly mechanism.

[0020] Compared with the prior art, the present application has the following beneficial effects: first, by squeezing the elastic blocks on both sides of the connecting column, the elastic blocks are moved to the inside of the connecting column, and then the connecting column is inserted into the mounting head. When it moves to the through-hole position, the elastic blocks are inserted so that one end of the elastic block extends out of the mounting head. Then, the connecting column can be fixed by passing the elastic rod through the elastic block, so that the drill body can be fixed. Otherwise, it can be disassembled. The clamping connection method is adopted to facilitate the disassembly and installation of the drill body, and no special tools are required for disassembly and installation of the drill body. Disassembly and installation are relatively convenient, which reduces labor and improves practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the implementation methods of the present application, the drawings required for use in the implementation methods will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a schematic diagram of a disassembly and assembly mechanism and a drill bit structure provided in an embodiment of the present application;

[0023] Figure 2 A schematic diagram of the mounting head structure provided in an embodiment of the present application;

[0024] Figure 3 A schematic diagram of the elastic rod structure provided in an embodiment of the present application;

[0025] Figure 4 A schematic diagram of the elastic block structure provided in an embodiment of the present application.

[0026] In the figure: 100-fixing assembly; 110-mounting head; 111-limiting groove; 120-through hole; 130-fixing plate; 140-elastic rod; 141-insertion rod; 142-first spring; 200-connecting assembly; 210-drill body; 220-connecting column; 221-limiting block; 222-cavity; 230-elastic block; 231-fixing block; 2311-hole groove; 232-second spring. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be described below in conjunction with the drawings in the embodiments of the present application.

[0028] In order to make the purpose, technical solutions and advantages of the implementation methods of this application clearer, the technical solutions in the implementation methods of this application will be clearly and completely described below in conjunction with the drawings in the implementation methods of this application. Obviously, the described implementation methods are part of the implementation methods of this application, not all of the implementation methods. Based on the implementation methods in this application, all other implementation methods obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0029] See also Figure 1-4 The present application provides a disassembly and assembly mechanism including a fixing component 100 and a connecting component 200. The fixing component 100 can play a fixing role, and the connecting component 200 can play a connecting effect.

[0030] See also Figure 1-3 The fixing assembly 100 includes a mounting head 110, a fixing plate 130 and an elastic rod 140. Through holes 120 are provided on both sides of the mounting head 110. The fixing plate 130 is provided on both sides of the mounting head 110. The elastic rod 140 is connected to one side of the fixing plate 130 through a limit groove 111 is provided on both sides of the mounting head 110. The limit groove 111 can play a limiting role. The elastic rod 140 includes an insertion rod 141 and a first spring 142. The insertion rod 141 is connected to one side of the fixing plate 130. One end of the first spring 142 is fixedly connected to the fixing plate 130, and the other end of the first spring 142 is fixedly connected to the insertion rod 141. The insertion rod 141 and the first spring 142 can play a clamping role.

[0031] See also Figure 1 and Figure 4 The connecting assembly 200 includes a drill body 210, a connecting column 220 and an elastic block 230. The connecting column 220 is fixedly connected to the drill body 210, the connecting column 220 is slidably connected to the mounting head 110, the elastic block 230 is arranged on both sides of the connecting column 220, the elastic block 230 is slidably connected to the through hole 120, the elastic rod 140 is clamped with the elastic block 230, and limiting blocks 221 are arranged on both sides of the connecting column 220. The limiting blocks 221 are slidably connected to the limiting groove 111. The setting of the limiting blocks 221 can play a limiting role. Cavities 222 are arranged on both sides of the connecting column 220, and the setting of the cavity 222 can play a connecting effect.

[0032] In some specific embodiments, the elastic block 230 includes a fixed block 231 and a second spring 232, the fixed block 231 is slidably connected to the cavity 222, the second spring 232 is fixedly connected to the fixed block 231, and the second spring 232 is fixedly connected to the cavity 222. The second spring 232 and the fixed block 231 can play a connecting role. A hole groove 2311 is provided on one side of the fixed block 231, and the insertion rod 141 is slidably connected to the hole groove 2311. When the drill body 210 needs to be disassembled, the user can pull the insertion rod 141 to move the insertion rod 141 out from the inside of the hole groove 2311, and then squeeze the fixed block 231 to move the fixed block 231 into the cavity 222, and then disassemble the drill body 210. The reverse operation can be used to install it.

[0033] The utility model further provides a drill bit, comprising the above-mentioned disassembly and assembly mechanism.

[0034] The working principle of the disassembly and assembly mechanism and the drill bit is as follows: when the drill bit body 210 needs to be disassembled, the user can pull the insertion rod 141 to move the insertion rod 141 out from the hole groove 2311, and then squeeze the fixing block 231 to move the fixing block 231 into the cavity 222, and then disassemble the drill bit body 210. The reverse operation can be used to install it. The card connection method is used to facilitate the disassembly and installation of the drill bit body 210, and no special tools are required for the disassembly and installation of the drill bit body 210. The disassembly and installation are relatively convenient, which reduces labor and improves practicality.

[0035] The above are only embodiments of the present application and are not intended to limit the scope of protection of the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the scope of protection of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0036] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A disassembly and assembly mechanism, characterized in that: include A fixing assembly (100), the fixing assembly (100) comprising a mounting head (110), a fixing plate (130) and an elastic rod (140), the mounting head (110) being provided with through holes (120) on both sides, the fixing plate (130) being provided on both sides of the mounting head (110), and the elastic rod (140) being connected through one side of the fixing plate (130); A connecting assembly (200), the connecting assembly (200) comprising a drill body (210), a connecting column (220) and an elastic block (230), the connecting column (220) being fixedly connected to the drill body (210), the connecting column (220) being slidably connected to the mounting head (110), the elastic block (230) being arranged on both sides of the connecting column (220), the elastic block (230) being slidably connected to the through hole (120), and the elastic rod (140) being snap-fitted to the elastic block (230).

2. A disassembly and assembly mechanism according to claim 1, characterized in that: Limiting grooves (111) are arranged on both sides inside the mounting head (110).

3. A disassembly and assembly mechanism according to claim 2, characterized in that: The elastic rod (140) includes an insertion rod (141) and a first spring (142); the insertion rod (141) is connected to one side of the fixed plate (130); one end of the first spring (142) is fixedly connected to the fixed plate (130); and the other end of the first spring (142) is fixedly connected to the insertion rod (141).

4. A disassembly and assembly mechanism according to claim 3, characterized in that: Limiting blocks (221) are arranged on both sides of the connection column (220), and the limiting blocks (221) are slidably connected to the limiting grooves (111).

5. A disassembly and assembly mechanism according to claim 4, characterized in that: Cavities (222) are provided on both sides of the connection column (220).

6. A disassembly and assembly mechanism according to claim 5, characterized in that: The elastic block (230) comprises a fixed block (231) and a second spring (232); the fixed block (231) is slidably connected to the cavity (222); the second spring (232) is fixedly connected to the fixed block (231); and the second spring (232) is fixedly connected to the cavity (222).

7. A disassembly and assembly mechanism according to claim 6, characterized in that: A hole groove (2311) is provided on one side of the fixing block (231), and the insertion rod (141) is slidably connected to the hole groove (2311).

8. A drill bit, characterized in that include A disassembly and assembly mechanism as described in any one of claims 1 to 7.

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