Structure of center water outlet knife pouch

Abstract

The utility model relates to the technical field of water outlet cutters, in particular to a center water outlet cutter sleeve structure which comprises a sleeve body, a water storage cavity is formed in the rear end of the sleeve body, a limiting mechanism used for assembling a drill bit cutter is arranged at the front end of the sleeve body, and the sleeve body is provided with a one-way drainage feeding mechanism through the water storage cavity. The sleeving counter bore, the threaded cavity and the sealing groove which are concentrically distributed are formed in the front end of the sleeve body, and the four locking counter bores which are distributed at equal intervals in the circumferential direction are formed around the sleeving counter bore, so that a drill bit tool is assembled and connected in a multi-layer mode, and it is guaranteed that the sleeve body and the drill bit tool are firmly connected in a sealed mode; a water storage cavity is formed in the rear end of the sleeve body, a water inlet and a water outlet which are communicated with the water storage cavity are formed in the two ends of the sleeve body, a control valve for controlling water to enter in a one-way mode is arranged at the water inlet, and the water outlet is arranged to be of a thick-to-thin funnel structure so that the water can be squeezed, and the high-speed external spraying effect can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of water outlet cutter especially relates to a structure of center water outlet cutter sleeve. BACKGROUND

[0002] The pressure of high-pressure cooling water can push the water stop valve seat and tightly push the cutter end, and can push away the steel ball, so that the cooling water can only advance to the inside of the water stop valve seat and the water outlet hole.

[0003] The existing center water outlet cutter such as the high-pressure center water outlet cutter seat disclosed in the announcement No. CN218169662U pushes away the steel ball in the water stop valve seat by using water pressure, so that the cooling water can only advance to the inside of the water stop valve seat and the water outlet hole, and then flows into the cutter tip through the cutter center water outlet hole and sprays out, so that the completely non-leakage high-efficiency cooling cutter can be used for machining operation. However, the simple cutter sleeve is used for the installation of the drill cutter, especially the single screw is only used for the connection between the cutter sleeve and the drill cutter, the drill cutter rotating at high speed is easy to be separated from the cutter sleeve, and even the drill cutter can be separated, the single cavity structure is used for the existing cutter sleeve, the water body cannot be controlled in direction, and the cooling effect of the water body cannot be achieved. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problems of inconvenient assembly and lack of high-temperature protection of the cutter sleeve and the drill cutter in the prior art, and provides a structure of center water outlet cutter sleeve.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A structure of center water outlet cutter sleeve, including sleeve body, the sleeve body rear end position is equipped with water storage cavity, and the sleeve body front end position is provided with the limiting mechanism for assembling the drill cutter, the sleeve body is provided with the one-way drainage feeding mechanism through the water storage cavity.

[0007] Preferably, the sleeve body is a cylindrical structure.

[0008] Preferably, the limiting mechanism includes a sleeving counterbore arranged at the front end position of the sleeve body, and a threaded cavity for screwing the drill cutter is arranged in the sleeving counterbore, a locking counterbore communicating with the sleeving counterbore is arranged at the front end position of the sleeve body, and a sealing groove for sleeving a sealing gasket is arranged at the front end position of the sleeve body.

[0009] Preferably, the number of locking counterbores is four, and the four locking counterbores are distributed equidistantly in the circumference.

[0010] Preferably, the feeding mechanism comprises a long slot formed at the rear end of the sleeve, a water inlet opening connected with the water storage cavity is formed at one end of the long slot, and a control valve for controlling the one-way flow of water into the water storage cavity is arranged in the water inlet opening.

[0011] Preferably, the control valve comprises a star disc support fixedly arranged in the water inlet opening, a guide long hole is formed in the star disc support, a strong spring and a guide block are arranged in the guide long hole, a T-shaped telescopic member is slidably sleeved in the star disc support and is pulled by the guide block, and a sealing piston is integrally connected to the T-shaped telescopic member and slidably sleeved in the water inlet opening.

[0012] Preferably, the strong spring is welded in one end of the guide long hole, the guide block is slidably sleeved in the guide long hole, a pulling connecting rod is connected between the guide block and the T-shaped telescopic member through a pin shaft, and the water inlet opening and the sealing piston are convex structure matched with each other.

[0013] Preferably, the water outlet is composed of a short opening with a rough diameter, a long opening with a thin diameter and a funnel-shaped opening.

[0014] Compared with the prior art, the center water outlet drill sleeve has the following advantages:

[0015] 1. The sleeve is provided with a sleeved counterbore, a threaded cavity and a sealing groove which are concentrically arranged at the front end of the sleeve, and four locking counterbores which are circumferentially and equidistantly arranged around the sleeved counterbore, so as to facilitate the multi-layer assembly connection of the drill bit cutter and ensure the sealing and firm connection of the sleeve and the drill bit cutter.

[0016] 2. The sleeve is provided with a water storage cavity at the rear end of the sleeve, a water inlet opening and a water outlet opening which are connected with the water storage cavity at both ends, a control valve for controlling the one-way flow of water is arranged at the water inlet opening, and the water outlet opening is provided with a funnel structure from thick to thin to extrude the water and form the effect of high-speed external spraying. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The structure of the center water outlet drill sleeve is shown in the structure schematic view of the center water outlet drill sleeve;

[0018] Figure 2 The front view of the structure of the center water outlet drill sleeve is shown in the front view of the structure of the center water outlet drill sleeve;

[0019] Figure 3 The sectional view of the structure of the center water outlet drill sleeve is shown in the sectional view of the structure of the center water outlet drill sleeve;

[0020] Figure 4 The enlarged schematic view of the A part structure of the center water outlet drill sleeve is shown in the enlarged schematic view of the A part structure of the center water outlet drill sleeve;

[0021] Figure 5 Part B structure amplification schematic view of the structure of the center water outlet cutter sleeve is provided in the utility model.

[0022] In the drawing: 1, sleeve body; 2, water storage cavity; 3, sleeving counterbore; 4, threaded cavity; 5, locking counterbore; 6, sealing groove; 7, long groove; 8, water inlet; 9, control valve; 91, star plate support; 92, guide long hole; 93, strong spring; 94, guide block; 95, T-shaped telescopic part; 96, sealing piston; 97, traction connecting rod; 10, water outlet; 101, short port with large diameter; 102, long port with small diameter; 103, funnel port. DETAILED DESCRIPTION

[0023] 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.

[0024] Referring to Figures 1-5 A structure of a center water outlet cutter sleeve includes a sleeve body 1, a water storage cavity 2 is formed at the rear end of the sleeve body 1. It should be noted that the water storage cavity 2 is filled with an appropriate amount of water, and the water is subjected to high-pressure injection, and the water is used to spray and cool the drill bit cutter.

[0025] A limiting mechanism for assembling the drill bit cutter is arranged at the front end of the sleeve body 1. The limiting mechanism includes a sleeving counterbore 3 formed at the front end of the sleeve body 1, and a threaded cavity 4 for threaded installation of the drill bit cutter is formed in the sleeving counterbore 3. The drill bit cutter adopts a boss structure, and one end is provided as a threaded rod structure corresponding to the threaded cavity 4, so as to facilitate the preliminary threaded connection of the drill bit cutter. A locking counterbore 5 communicating with the sleeving counterbore 3 is formed at the front end of the sleeve body 1, and a sealing groove 6 for sleeving a sealing gasket is formed at the front end of the sleeve body 1. The sealing gasket is arranged on the drill bit cutter, so that the drill bit cutter is completely sleeved on the front end of the sleeve body 1, thereby realizing the double-layer sleeving connection of the sleeve body 1 and the drill bit cutter.

[0026] The sleeve body 1 is provided with a one-way water drainage feeding mechanism through the water storage cavity 2, the feeding mechanism comprises a long slot 7 formed at the rear end position of the sleeve body 1, a water inlet 8 is formed at one end position of the long slot 7 and is communicated with the water storage cavity 2, and a control valve 9 for controlling the one-way water flow into the water storage cavity 2 is arranged in the water inlet 8, wherein the control valve 9 comprises a star disc support 91 fixedly arranged in the water inlet 8, a guide long hole 92 is formed in the star disc support 91, a strong spring 93 and a guide block 94 are arranged in the guide long hole 92 and are welded with each other, a T-shaped telescopic piece 95 is slidably sleeved in the star disc support 91 and is driven by the guide block 94, and a sealing piston 96 is integrally connected to the T-shaped telescopic piece 95 and is slidably sleeved in the water inlet 8, it should be noted that the sealing piston 96 is sleeved in the water inlet 8 through the elastic support of the strong spring 93, and the sealing piston 96 can be driven to extend out of the water inlet 8 only when the directional water flow impacts the sealing piston 96; when the water flow is reversed, the sealing piston 96 can prevent the water flow from flowing out of the water inlet 8 due to the blocking effect of the sealing piston 96, a water outlet 10 communicated with the water storage cavity 2 is formed at the front end position of the sleeve body 1, and the water outlet 10 is composed of a coarse diameter short port 101, a fine diameter long port 102 and a funnel port 103 in sequence, and the water outlet 10 has a gradually narrowing structure, so that the water flow is accelerated, thereby forming a high-pressure water column. Figure 5 , the water outlet 10 is composed of a coarse diameter short port 101, a fine diameter long port 102 and a funnel port 103 in sequence, and the water outlet 10 has a gradually narrowing structure, so that the water flow is accelerated, thereby forming a high-pressure water column.

[0027] The sleeve body 1 is in a columnar structure.

[0028] The four locking counterbores 5 are distributed at equal intervals in the circumferential direction, so as to fix the drill bit tool sleeved in the sleeving counterbores 3 again.

[0029] The strong spring 93 is welded in one end of the guide long hole 92, the guide block 94 is slidably sleeved in the guide long hole 92, and a traction connecting rod 97 is connected between the guide block 94 and the T-shaped telescopic piece 95 through a pin shaft, the water inlet 8 and the sealing piston 96 are in a matched boss structure, and specific reference is made to the drawings and the description in the specification Figure 3 and the drawings Figure 4 The sealing piston 96 sleeved in the water inlet 8 has a sealing effect on the water inlet 8, and the water flow in the reverse direction can be effectively prevented.

[0030] It should be noted that the specific model and specification of the sleeve body 1 need to be determined according to the actual specification of the device, and the specific selection calculation method adopts the existing technology in the art, so the description is omitted.

[0031] The function principle of the utility model can be described as follows:

[0032] The drill bit tool is sleeved in the sleeving counterbores 3 and is threadedly connected with the threaded cavity 4, so that the sealing gasket on the drill bit tool is sleeved in the sealing groove 6, four screws are installed through the four locking counterbores 5, so as to lock and fix the drill bit tool in the sleeving counterbores 3.

[0033] Water body through long slot 7 and water inlet 8 into the water storage cavity 2, and in the process of movement on the sealing piston 96 pressure, so that the sealing piston 96 from the water inlet 8, and then make the strong spring 93 shrink;

[0034] Water body through the water outlet 10 out of the sleeve 1, in the process by the long mouth 102 acceleration, and through the funnel 103 discharge.

[0035] The above, only for the preferred specific embodiments of the present application, but the scope of the present application is not limited to this, any skilled in the art of the technical personnel in the present application disclosed in the technical range, according to the technical scheme of the present application and the utility model concept of the present application to replace or change, should be covered in the scope of the present application.

Claims

1. A structure of a center water outlet tool sleeve, comprising a sleeve body (1), characterized in that, The sleeve body (1) is provided with a water storage cavity (2) at the rear end position, and a limiting mechanism for assembling drill cutters is arranged at the front end position of the sleeve body (1), and the sleeve body (1) is provided with a one-way drainage feeding mechanism through the water storage cavity (2).

2. The structure of a center water outlet tool sleeve according to claim 1, characterized in that, The sleeve body (1) is a columnar structure.

3. The structure of the center water outlet tool sleeve according to claim 1, characterized in that, The limiting mechanism comprises a sleeving counterbore (3) arranged at the front end position of the sleeve body (1), and a threaded cavity (4) for screwing the drill cutters is arranged in the sleeving counterbore (3), the sleeve body (1) is provided with a locking counterbore (5) communicating with the sleeving counterbore (3) at the front end position, and a sealing groove (6) for sleeving a sealing gasket is arranged at the front end position of the sleeve body (1).

4. The structure of the center water outlet cutter sleeve according to claim 3, characterized in that, The number of the locking counterbores (5) is four, and the four locking counterbores (5) are distributed equidistantly in the circumferential direction.

5. The structure of a center water outlet tool sleeve according to claim 1, characterized in that, The feeding mechanism comprises a long slot (7) arranged at the rear end position of the sleeve body (1), a water inlet (8) communicating with the water storage cavity (2) is arranged at one end position of the long slot (7), and a control valve (9) for controlling the one-way flow of water into the water storage cavity (2) is arranged in the water inlet (8), and a water outlet (10) communicating with the water storage cavity (2) is arranged at the front end position of the sleeve body (1).

6. The structure of a center water outlet cutter sleeve according to claim 5, characterized in that, The control valve (9) comprises a star disc support (91) fixedly arranged in the water inlet (8), a guide long hole (92) is arranged in the star disc support (91), a strong spring (93) and a guide block (94) are arranged in the guide long hole (92) and are welded together, a T-shaped telescopic piece (95) is slidably sleeved in the star disc support (91) and is pulled by the guide block (94), and a sealing piston (96) is integrally connected to the T-shaped telescopic piece (95) and is slidably sleeved in the water inlet (8).

7. The structure of a center water outlet cutter sleeve according to claim 6, characterized in that, The strong spring (93) is welded at one end of the guide long hole (92), the guide block (94) is slidably sleeved in the guide long hole (92), a pulling connecting rod (97) is connected between the guide block (94) and the T-shaped telescopic piece (95) through a pin shaft, and the water inlet (8) and the sealing piston (96) are convex boss structures matched with each other.

8. The structure of a center water outlet cutter sleeve according to claim 7, characterized in that, The water outlet (10) is composed of a coarse-diameter short mouth (101), a fine-diameter long mouth (102) and a funnel mouth (103) connected in sequence.

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