Deep hole alloy gun drill

Abstract

The utility model relates to the technical field of gun drills, and discloses a deep hole alloy gun drill which comprises an installation head, two movable shells are fixedly installed on one side of the installation head, the two movable shells are arranged in an arc shape, locking heads are installed on the inner walls of the two movable shells respectively in a sliding mode, and two positioning blocks are fixedly connected to the inner wall of the installation head. The gun handle is slidably connected to the inner wall of the mounting head, the positioning block slidably penetrates into the gun handle, the locking head slidably penetrates into the inner wall of the outer side of the gun handle, the gun handle is inserted into the mounting head, the positioning block can preliminarily position the gun handle, and the situation that the gun handle slips and rotates during working after being clamped is prevented; and then air is supplied to the interior of the movable shell through an external equipment air supply mechanism, the electromagnetic valve can close and open the connecting pipe to prevent the locking head from moving, then the locking head is inserted into the outer wall of the gun handle, the locking head can be locked and positioned, the gun handle is convenient to install, and installation is portable and rapid.

Description

TECHNICAL FIELD

[0001] The utility model relates to gun drill technical field, concretely is a deep hole alloy gun drill. BACKGROUND

[0002] When the deep hole drill bit is processed, the drill bit makes linear feeding movement, and the workpiece and the drill bit rotate relatively to complete deep hole processing. Deep hole drills are divided into two types according to the chip removal mode, namely, external chip removal and internal chip removal. The external chip removal includes gun drills, deep hole flat drills and deep hole twist drills.

[0003] At present, the gun drill mounting method is to install the gun drill chuck on the machine tool spindle, to ensure that the concentricity and precision of the chuck and the machine tool spindle meet the requirements, to use a locking device (such as a locking nut) to fix the chuck on the spindle, and to prevent loosening during processing. The mounting method is relatively cumbersome and slow. UTILITY MODEL CONTENTS

[0004] The utility model discloses a deep hole alloy gun drill, solved the gun drill mounting method, install the gun drill chuck on the machine tool spindle, ensure that the concentricity and precision of the chuck and the machine tool spindle meet the requirements, use locking device (such as locking nut) to fix the chuck on the spindle, prevent loosening during processing, its mounting method is relatively cumbersome, and the problem of slow installation speed.

[0005] The application embodiment provides a deep hole alloy gun drill, including the mounting head, the side fixed mounting of two movable shells of mounting head, two movable shell arc shape setting, the inner wall of two movable shell is installed with locking head sliding respectively, the inner wall fixed connection of mounting head has two positioning blocks, the inner wall sliding connection of mounting head has gun handle, the positioning block sliding is equipped into the inner wall of gun handle outside, the locking head sliding is equipped into the inner wall of gun handle outside, two movable shell close to the side fixed mounting of mounting head has the connecting pipe respectively, two connecting pipe away from the side fixed mounting of movable shell has solenoid valve respectively.

[0006] By adopting the above technical scheme, by inserting the gun handle into the mounting head, the positioning block can preliminarily position the gun handle, prevent the gun handle from slipping and rotating during work, then supply air to the movable shell through the external equipment air supply mechanism, and the solenoid valve can close and open the connecting pipe, prevent the locking head from moving, then insert the locking head into the outer wall of the gun handle, the locking head can be locked and positioned, the installation of the gun handle is convenient, and the installation is portable and fast.

[0007] Optionally, the side of the gun handle away from the mounting head is fixedly installed with a gun rod.

[0008] By adopting the above technical scheme, the gun handle can fix the gun rod.

[0009] Optionally, the gun rod is welded with a gun head on the side away from the gun handle.

[0010] By adopting the above technical scheme, the gun rod can be used to connect and fix the gun head and the gun handle.

[0011] Optionally, the outer walls of the gun handle and the gun head are respectively provided with chip removal grooves, and the two chip removal grooves are communicated.

[0012] By adopting the above technical scheme, the chip removal grooves communicated on the gun head and the gun handle can be used to remove the drill chips.

[0013] Optionally, the inner walls of the gun head, the gun rod, the gun handle and the mounting head are respectively provided with liquid injection holes, and each group of the liquid injection holes is communicated.

[0014] By adopting the above technical scheme, the liquid injection holes communicated in the inner walls of the gun head, the gun rod, the gun handle and the mounting head can be used to inject liquid into the drill hole, thereby conveniently cooling and lubricating the gun head.

[0015] Optionally, the gun head, the gun rod and the gun handle are respectively made of hard alloy material.

[0016] By adopting the above technical scheme, the gun head, the gun rod and the gun handle are respectively made of hard alloy material, which has high hardness and wear resistance, so that the gun head can maintain a sharp cutting edge during cutting, thereby improving cutting efficiency and machining precision, prolonging service life and enhancing cutting stability.

[0017] Compared with the prior art, the beneficial effects of the technical scheme of the present application are as follows:

[0018] The technical scheme of the present application inserts the gun handle into the mounting head, and the positioning block can preliminarily position the gun handle to prevent the gun handle from slipping and rotating when working after clamping, and then supplies air to the inside of the movable shell through the external device air supply mechanism, and the electromagnetic valve can close and open the connecting pipe to prevent the locking head from moving, and then the locking head is inserted into the outer wall of the gun handle to lock and position the locking head, which facilitates the installation of the gun handle and is portable and fast. BRIEF DESCRIPTION OF DRAWINGS

[0019] Other features, objects and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings:

[0020] Figure 1 is a front view schematic diagram of the deep hole alloy gun drill of the present application;

[0021] Figure 2 is a front view schematic diagram of the deep hole alloy gun drill of the present application;

[0022] Figure 3 It is a front view schematic diagram of the gun barrel of the deep hole alloy gun drill of the utility model;

[0023] Figure 4 It is a left view schematic diagram of the gun barrel of the deep hole alloy gun drill of the utility model.

[0024] In the figure: 1, mounting head; 2, gun handle; 3, positioning block; 4, movable shell; 5, connecting pipe; 6, electromagnetic valve; 7, locking head; 8, gun barrel; 9, chip removal groove; 10, gun head; 11, liquid injection hole. DETAILED DESCRIPTION

[0025] Please refer to Figures 1-4 The utility model provides a technical scheme: a deep hole alloy gun drill, including mounting head 1, two movable shells 4 are fixedly installed on one side of mounting head 1, two movable shells 4 are arranged in arc shape, the inner wall of two movable shells 4 is slidably installed with locking head 7 respectively, the inner wall of mounting head 1 is fixedly connected with two positioning blocks 3, the inner wall of mounting head 1 is slidably connected with gun handle 2, positioning block 3 is slidably arranged into gun handle 2, locking head 7 is slidably arranged into the inner wall of the outer side of gun handle 2, two movable shells 4 are fixedly installed with connecting pipe 5 respectively on the side close to mounting head 1, two connecting pipes 5 are fixedly installed with electromagnetic valve 6 respectively on the side away from movable shell 4;

[0026] The side away from mounting head 1 of gun handle 2 is fixedly installed with gun barrel 8, and the side away from gun handle 2 of gun barrel 8 is welded with gun head 10.

[0027] In the technical scheme of the utility model, gun handle 2 is inserted into the inside of mounting head 1, positioning block 3 can preliminarily position gun handle 2, prevent gun handle 2 from slipping rotation when clamping, then the inside of movable shell 4 is supplied with gas by external equipment gas supply mechanism, electromagnetic valve 6 can close and open connecting pipe 5, prevent locking head 7 from moving, then locking head 7 is inserted into the outer wall of gun handle 2, locking head 7 can be locked and positioned, the installation of gun handle 2 is convenient, and the installation is portable and fast.

[0028] In addition, gun handle 2 can fix gun barrel 8, gun barrel 8 can connect and fix gun head 10 and gun handle 2.

[0029] In the technical scheme of the utility model, such as Figure 2 And Figure 4As shown, the inner walls of the gun head 10, the gun barrel 8, the gun handle 2 and the mounting head 1 are respectively provided with liquid injection holes 11, each group of liquid injection holes 11 is communicated, through the liquid injection holes 11 communicated in the inner walls of the gun head 10, the gun barrel 8, the gun handle 2 and the mounting head 1, the drilling hole can be conveniently injected with liquid, and then the gun head 10 can be conveniently cooled and lubricated.

[0030] In the technical scheme of the utility model, as shown, Figure 1 The gun head 10, the gun barrel 8 and the gun handle 2 are respectively made of hard alloy material, through the gun head 10, the gun barrel 8 and the gun handle 2 being respectively made of hard alloy material, high hardness and wear resistance are achieved, so that the gun head 10 can keep a sharp cutting edge during cutting, thereby improving cutting efficiency and machining precision, prolonging service life and enhancing cutting stability.

[0031] In the technical scheme of the utility model, as shown, Figure 1 The outer walls of the gun handle 2 and the gun head 10 are respectively provided with chip removal grooves 9, two chip removal grooves 9 are communicated, and the chip removal grooves 9 communicated on the gun head 10 and the gun handle 2 are arranged to remove drill chips.

[0032] In use, first, the mounting head 1 can be connected with an external device rotating mechanism, then the gun head 10 can be conveniently rotated, the external device gas supply mechanism can be mounted on the outer wall of the mounting head 1, the mounting head 1 is conveniently mounted, then the gun handle 2 is inserted into the mounting head 1, the positioning block 3 can preliminarily position the gun handle 2 to prevent the gun handle 2 from slipping during work after clamping, then the movable shell 4 is supplied with gas through the external device gas supply mechanism, the electromagnetic valve 6 can close and open the connecting pipe 5 to prevent the locking head 7 from moving, then the locking head 7 is inserted into the outer wall of the gun handle 2, the locking head 7 can be locked and positioned, the gun handle 2 is conveniently mounted, and the mounting is portable and fast, the liquid injection holes 11 communicated in the inner walls of the gun head 10, the gun barrel 8, the gun handle 2 and the mounting head 1 can conveniently inject liquid into the drilling hole, then the gun head 10 can be conveniently cooled and lubricated, the chip removal grooves 9 communicated on the gun head 10 and the gun handle 2 are arranged to remove drill chips, the gun head 10, the gun barrel 8 and the gun handle 2 are respectively made of hard alloy material, high hardness and wear resistance are achieved, so that the gun head 10 can keep a sharp cutting edge during cutting, thereby improving cutting efficiency and machining precision, prolonging service life and enhancing cutting stability.

Claims

1. A deep hole alloy gun drill characterized by: The utility model provides a gun head, including installation head (1), one side of installation head (1) is fixedly installed with two movable shell (4), two movable shell (4) are arranged in arc shape, and the inner wall of two movable shell (4) is slidably installed with locking head (7) respectively, the inner wall of installation head (1) is fixedly connected with two positioning block (3), the inner wall of installation head (1) is slidably connected with gun handle (2), positioning block (3) is slidably arranged into gun handle (2), locking head (7) is slidably arranged into the inner wall of gun handle (2) outside, two movable shell (4) are fixedly installed with connecting pipe (5) respectively on the side close to installation head (1), and the side away from movable shell (4) of two connecting pipe (5) is fixedly installed with solenoid valve (6) respectively.

2. A deep hole alloy gun drill according to claim 1 wherein, The side away from the installation head (1) of the gun handle (2) is fixedly installed with a gun barrel (8).

3. A deep hole alloy gun drill according to claim 2 wherein, The side away from the gun handle (2) of the gun barrel (8) is welded with a gun head (10).

4. A deep hole alloy gun drill according to claim 3 wherein, The outer wall of the gun handle (2) and the gun head (10) is respectively provided with a chip removal groove (9), and the two chip removal grooves (9) are communicated.

5. A deep hole alloy gun drill according to claim 3 wherein, The inner wall of the gun head (10), the gun barrel (8), the gun handle (2) and the installation head (1) is respectively provided with a liquid injection hole (11), and each group of liquid injection holes (11) are communicated.

6. A deep hole alloy gun drill according to claim 3 wherein, The gun head (10), the gun barrel (8) and the gun handle (2) are respectively made of hard alloy material.

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