Adapter assembly assembled on upper main shaft

Abstract

The utility model relates to the technical field of adapters, in particular to an adapter assembly assembled on a main shaft, which comprises a three-way casing and a main shaft body, deep groove ball bearings are mounted at positions close to two sides in the three-way casing, and the inside of the three-way casing is assembled on the outer surface of the main shaft body through two groups of deep groove ball bearings. One side of the three-way shell is fixedly installed on the outer surface of the main shaft body through a clamping spring for a shaft, the bottom end of the three-way shell is movably connected with a dust collection connector in a threaded mode, threaded grooves are formed in the positions, close to the two sides, of the outer surface of the main shaft body, and the position, close to one end, of the interior of the main shaft body is hollow and open. Through the arrangement of the three-way shell, the main shaft body, the deep groove ball bearing, the shaft snap spring, the dust collection connector and other parts, the problem that an existing dust collector and the main shaft body are fixedly installed through an adapter, and therefore after the dust collector is full of dust, dust in the dust collector cannot be cleaned away can be effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to adapter technical field, concretely is a kind of adapter assembly on the assembly upper main shaft. BACKGROUND

[0002] The output end of the drilling machine is drivingly connected with the main shaft body, and the other end of the main shaft body is connected with the drill bit through the adapter.

[0003] One end of the existing adapter is fixedly arranged with one end of the main shaft body, and the other end of the adapter is installed with the dust collector, so that the dust generated during the drilling operation of the drill bit can be adsorbed by the dust collector, thereby achieving the effect of dust reduction. However, the existing dust collector is fixedly installed with the main shaft body through the adapter, so that when the dust collector is full of dust inside, the dust inside the dust collector cannot be cleaned, and therefore the above problems need to be improved. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing an adapter assembly on the assembly upper main shaft to solve the problems raised in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an adapter assembly on the assembly upper main shaft, comprising a three-way shell and a main shaft body, the inside of the three-way shell is equipped with deep groove ball bearings on both sides, and the inside of the three-way shell is assembled on the outer surface of the main shaft body through the two groups of deep groove ball bearings, the outer surface of the main shaft body is fixedly installed on one side of the three-way shell through a shaft clamp spring, and a dust suction interface is movably screwed at the bottom end of the three-way shell.

[0006] Preferably, the outer surface of the main shaft body is provided with a threaded groove on both sides.

[0007] Preferably, the inside of the main shaft body is hollow at one end and is in an open type, and four groups of through holes are formed on the outer surface of the main shaft body inside the three-way shell.

[0008] Preferably, the outer surface of the main shaft body is movably screwed with a drill bit at one end of the hollow inside through the threaded groove, and the other end of the outer surface of the main shaft body is movably screwed with the output shaft of the drilling machine through the threaded groove.

[0009] Preferably, the outer surface of the main shaft body is provided with an annular groove on both sides of the three-way shell.

[0010] Preferably, the shaft clamp spring is sleeved on one end of the outer surface of the main shaft body.

[0011] Preferably, the other end of the dust suction interface is mounted with a dust collector, and the inside of the dust suction interface is hollow and communicated with the inside of the three-way shell and the main shaft body.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] The three-way shell, the main shaft body, the deep groove ball bearing, the shaft clamp spring and the dust suction interface can effectively solve the problem that the dust collector cannot be cleaned when the dust collector is full of dust. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a perspective view of the main body of the utility model.

[0015] Figure 2 It is a front view of the main body of the utility model.

[0016] Figure 3 It is a cross-sectional view of the main body of the utility model.

[0017] Figure 4 It is another perspective view of the main body of the utility model.

[0018] In the figure: 1, three-way shell; 2, main shaft body; 3, deep groove ball bearing; 4, shaft clamp spring; 5, dust suction interface. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0020] According to Figures 1-4As shown, including three shell 1 and main shaft body 2, three shell 1 inside by two sides of the location are equipped with deep groove ball bearing 3, and three shell 1 inside through two groups of deep groove ball bearing 3 assembled on the outer surface of main shaft body 2, the outer surface of main shaft body 2 by two sides of the location are provided with thread groove, the inside of main shaft body 2 by one end of the position is hollow and open type setting, and the outer surface of main shaft body 2 by three shell 1 inside the position is provided with four groups of through hole, the outer surface of main shaft body 2 by one end of the position through the thread groove movably connected with drill bit, and the outer surface of main shaft body 2 the other end through the thread groove and the output shaft end of the drilling machine movably connected, the outer surface of main shaft body 2 by three shell 1 both sides of the position are provided with annular groove, three shell 1 side through the shaft clamp spring 4 fixedly installed on the outer surface of main shaft body 2, three shell 1 bottom movably connected with dust suction interface 5, the shaft clamp spring 4 is sleeved on the outer surface of main shaft body 2 by one end of the position, the other end of dust suction interface 5 is installed with dust collector, and the inside of dust suction interface 5 is hollow and connected with the inside of three shell 1 and main shaft body 2.

[0021] In use, three shell 1 inside through two groups of deep groove ball bearing 3 assembled on the outer surface of main shaft body 2, the inside of main shaft body 2 by one end of the position is hollow and open type setting, and the outer surface of main shaft body 2 by three shell 1 inside the position is provided with four groups of through hole, the outer surface of main shaft body 2 by one end of the position through the thread groove movably connected with drill bit, and the outer surface of main shaft body 2 the other end through the thread groove and the output shaft end of the drilling machine movably connected, it is worth noting that the inside of drill bit is hollow, and both ends of drill bit are provided with end hole, three shell 1 side through the shaft clamp spring 4 fixedly installed on the outer surface of main shaft body 2, three shell 1 bottom movably connected with dust suction interface 5, and the other end of dust suction interface 5 is installed with dust collector, in the drilling of drill bit, the user can start the dust collector, so that under the operation of dust collector, the dust generated during drilling can be sucked into the inside of drill bit through the end hole of one end of drill bit, and the inside of main shaft body 2 through the other end of drill bit, so that it can be sucked into the inside of three shell 1 through four groups of through hole, because the inside of dust suction interface 5 is hollow and connected with the inside of three shell 1 and main shaft body 2, so that the dust can be sucked into the inside of dust suction interface 5, and finally sucked into the inside of dust collector for collection, when the dust inside the dust collector is full, the user can rotate the dust suction interface 5, so that the dust suction interface 5 can be separated from the bottom of three shell 1, so that the disassembly of the dust collector can be completed, at this time, the dust inside the dust collector can be cleaned accordingly.

[0022] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An adapter assembly mounted on a spindle, comprising a three-way housing (1) and a spindle body (2), characterized in that: Deep groove ball bearings (3) are installed on both sides of the interior of the three-way housing (1), and the interior of the three-way housing (1) is assembled on the outer surface of the main shaft (2) by two sets of deep groove ball bearings (3). One side of the three-way housing (1) is fixedly installed on the outer surface of the main shaft (2) by a shaft snap ring (4). A dust suction port (5) is movably screwed to the bottom end of the three-way housing (1).

2. The adapter assembly mounted on the spindle according to claim 1, characterized in that: The outer surface of the main shaft (2) is provided with threaded grooves on both sides.

3. The adapter assembly mounted on the spindle according to claim 2, characterized in that: The interior of the main shaft (2) is hollow and open at one end, and four sets of through holes are opened on the outer surface of the main shaft (2) near the interior of the three-way housing (1).

4. The adapter assembly mounted on the spindle according to claim 3, characterized in that: The outer surface of the main shaft (2) is connected to a drill bit via a threaded groove at one end near the hollow part, and the other end of the outer surface of the main shaft (2) is connected to one end of the output shaft of the drilling machine via a threaded groove.

5. The adapter assembly mounted on the spindle according to claim 1, characterized in that: The outer surface of the main shaft (2) is provided with annular grooves on both sides of the three-way housing (1).

6. The adapter assembly mounted on the spindle according to claim 1, characterized in that: The circlip (4) is sleeved on one end of the outer surface of the main shaft (2).

7. The adapter assembly mounted on the spindle according to claim 1, characterized in that: The other end of the vacuum interface (5) is installed with the vacuum cleaner, and the inside of the vacuum interface (5) is hollow and connected to the inside of the three-way housing (1) and the main shaft (2).

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