CN211990995U

CN211990995U - Bench drill

Info

Publication number: CN211990995U
Application number: CN201922184750.XU
Authority: CN
Inventors: 陈庆
Original assignee: Suzhou Jinglangyou Electromechanical Technology Co ltd
Current assignee: Suzhou Jinglangyou Electromechanical Technology Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-11-24
Anticipated expiration: 2029-12-09

Abstract

The utility model provides a bench drill, which comprises a base, wherein the base is provided with a stand column and a workbench, the stand column is provided with a cross arm, one end of the cross arm is provided with a motor, the other end is rotatably provided with a drill chuck and is positioned above the workbench, the motor drives the drill chuck to rotate, the drill chuck is provided with a drill bit, the bench drill also comprises a silencing device which comprises a first silencing sleeve and a second silencing sleeve, the bench drill improves a silencing structure, and changes the traditional integral covering silencing into local silencing, particularly, when the working table is used, the working table is lifted, the outer cylinder is lifted under the action of magnetic force, the whole drilling process is carried out in the silencing sleeve, when a workpiece is replaced, the working table is lowered to enable the outer cylinder to be separated from a magnetic force adsorption state, and install the second amortization sleeve on the motor, through carrying out the amortization to the main part that the bench drill produced the noise, reach the purpose of making an uproar of falling by a wide margin.

Description

Bench drill

Technical Field

The utility model relates to a drilling equipment technical field especially relates to bench drill.

Background

Light-duty bench drill is instrument commonly used in middle-size and small-size enterprise, and drilling process produces a large amount of noises, causes the damage to operating personnel eardrum etc. for this reason, appears the amortization bench drill on the market, and common structure adds the cover for current bench drill, and the preparation of amortization material to a large amount of noises are eliminated, but wholly add the cover with high costs, and it is inconvenient to make a round trip to change the work piece, needs the improvement.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a bench drill to solve the above problems.

The technical scheme of the utility model is that:

the bench drill comprises a base, wherein a stand column and a workbench are arranged on the base, a cross arm is arranged on the stand column, a motor is arranged at one end of the cross arm, a drill chuck is arranged at the other end of the cross arm in a rotating mode and is positioned above the workbench, the motor drives the drill chuck to rotate, a drill bit is arranged on the drill chuck, the bench drill further comprises a silencing device which comprises a first silencing sleeve and a second silencing sleeve, the top surface of the workbench is provided with the first silencing sleeve, the first silencing sleeve comprises an inner cylinder and an outer cylinder which are sleeved with each other, the inner cylinder and the outer cylinder are both made of silencing plates, the top end of the outer cylinder is provided with a magnetic ring, the corresponding cross arm is provided with the magnetic ring, a telescopic device is arranged.

This bench drill improves amortization structure, add the cover amortization from traditional whole and change into local amortization, particularly, add first amortization sleeve on the workstation, interior outer tube structure, the acoustical panel is made, in the use, the workstation rises, the urceolus rises at magnetic force, whole drilling process goes on in the amortization sleeve, when changing the work piece, the workstation descends, make the urceolus break away from magnetic force adsorption state, and install second amortization sleeve on the motor, carry out the amortization through the main part to bench drill noise production, reach the purpose of making an uproar of falling by a wide margin.

Furthermore, the upper peripheral wall of the inner cylinder is provided with a groove, and the inner peripheral wall of the corresponding outer cylinder is provided with a convex edge which is arranged in the groove.

Furthermore, the peripheral wall of the bottom of the inner barrel is provided with an installation end, the top surface of the installation end is provided with a ring groove, the peripheral wall of the bottom of the outer barrel is arranged in the groove, and a spring is arranged between the peripheral wall and the bottom wall of the groove for buffering.

Furthermore, a buffer mechanism is arranged on the peripheral wall of the top of the outer cylinder and comprises an elastic column and a spring, a groove is formed in the peripheral wall of the top, the elastic column is arranged in the groove, and the elastic column is arranged between the elastic column and the bottom wall of the groove to buffer and avoid strong collision of the two magnetic coils.

Furthermore, the internal perisporium of inner tube goes up the screw thread section, sets up thing platform on the workstation that corresponds, puts thing bench periphery wall screw thread section, and the inner tube is connected with putting thing platform thread engagement, is convenient for clear up and installation.

Furthermore, the silencing plate comprises an inner plate, an outer plate and silencing cotton, wherein the inner plate and the outer plate are porous plates, and the silencing cotton is filled in a cavity enclosed by the inner plate and the outer plate, so that the silencing effect is good.

Further, a sliding sleeve is arranged at one end of the workbench and sleeved on the stand column, so that the running stability is improved, and a telescopic device is arranged at the bottom of the workbench.

Drawings

FIG. 1: the whole structure of the utility model in the embodiment 1;

FIG. 2: a rear view structure diagram of the clamping steering device;

FIG. 3: side view structure diagram of the clamping steering device;

in the figure: 1. a base; 2. a column; 3. a cross arm; 4. a motor; 5. a drill chuck; 6. a drill bit; 7. a work table; 8. a sliding sleeve; 9. a first muffling sleeve; 10. a second muffling sleeve; 11. a magnetic coil; 12. a placing table; 13. a telescoping device; 14. an inner plate; 15. an outer plate; 16. silencing cotton; 91. an inner barrel; 92. an outer cylinder; 93. an elastic column; 94. a spring; 95. and (7) mounting the end.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

Example 1

Referring to fig. 1-3, the bench drill fixes the upright post 2 on the base 1, the top of the upright post fixes the cross arm 3, one end of the cross arm is provided with the motor 4, the other end is provided with the drill chuck 5 in a rotating way and is positioned above the working table, the motor belt drives the drill chuck, which is a common technology and is not repeated, the drill chuck is provided with the drill bit 6, in the embodiment, one end of the working table 7 is provided with the sliding sleeve 8, the sliding table is sleeved on the upright post and moves along the upright post, the lower part of the working table is provided with the expansion device 13 which selects the hydraulic cylinder, the top surface of the working table is fixed with the object.

The bench drill in this embodiment is provided with a silencing device, which comprises a first silencing sleeve 9 and a second silencing sleeve 10, the first silencing sleeve is sleeved on an object placing table 12, the second silencing sleeve is sleeved on a motor, the top of the second silencing sleeve is fixed with a cross arm, the first silencing sleeve comprises an inner cylinder 91 and an outer cylinder 92 which are sleeved with each other, the inner cylinder and the outer cylinder are both made of silencing plates, the upper peripheral wall of the inner cylinder is provided with a groove, the inner peripheral wall of the corresponding outer cylinder is provided with a convex ridge which is arranged in the groove, the bottom peripheral wall of the inner cylinder is provided with a mounting end 95, the upper top surface of the mounting end is provided with a circular groove, the bottom peripheral wall of the outer cylinder is arranged in the groove and provided with a spring between the bottom wall of the groove and the bottom wall of the groove, the spring buffers, in addition, the top peripheral wall of the outer cylinder is provided with a buffer mechanism which comprises an elastic column 93 and a spring, the top end of the outer cylinder is provided with a magnet 11, and the corresponding cross arm is provided with a magnetic ring.

In this embodiment, equal opening about interior, urceolus, division screw thread section on the internal perisporium of inner tube below opening, put thing bench periphery wall division screw thread section, the inner tube with put thing bench thread engagement and be connected, the piece etc. that the clearance drilling produced of being convenient for to the installation of the first amortization sleeve of being convenient for.

In this embodiment, the sound-absorbing panel includes an inner panel 14, an outer panel 15 and sound-absorbing cotton 16, the inner and outer panels are both porous plates, and the sound-absorbing cotton is filled in a cavity surrounded by the inner and outer panels.

During the use, the workstation rises, and the urceolus rises at the magnetic force effect, and whole drilling process goes on in the amortization sleeve, and when changing the work piece, the workstation descends, makes the urceolus break away from the magnetic force adsorption state to installation second amortization sleeve on the motor, through carrying out the amortization to the major part that the bench drill produced the noise, reach the purpose of making an uproar of falling by a wide margin.

Of course, the above is only a specific application example of the present invention, and the protection scope of the present invention is not limited at all. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.

Claims

1. The bench drill comprises a base, wherein a stand column and a workbench are arranged on the base, a cross arm is arranged on the stand column, a motor is arranged at one end of the cross arm, a drill chuck is rotatably arranged at the other end of the cross arm and is positioned above the workbench, the motor drives the drill chuck to rotate, and a drill bit is arranged on the drill chuck.

2. The bench drill of claim 1, wherein the inner barrel has a groove formed in an upper peripheral wall thereof, and a corresponding ridge formed on an inner peripheral wall thereof is disposed in the groove.

3. The bench drill of claim 2, wherein the bottom peripheral wall of the inner barrel is provided with a mounting end, the top surface of the mounting end is provided with a circular groove, and the bottom peripheral wall of the outer barrel is disposed in the groove and provided with a spring between the bottom wall of the groove and the peripheral wall of the outer barrel.

4. The bench drill of claim 2, wherein the peripheral wall of the top of the outer cylinder is provided with a buffer mechanism comprising an elastic column and a spring, the peripheral wall of the top is provided with a groove, the elastic column is arranged in the groove, and the elastic column is arranged between the elastic column and the bottom wall of the groove.

5. The bench drill of claim 1, wherein the inner peripheral wall of the inner cylinder is threaded, the corresponding table is provided with the object table, the outer peripheral wall of the object table is threaded, and the inner cylinder is in threaded engagement with the object table.

6. The bench drill of claim 1, wherein the sound-absorbing plate comprises an inner plate, an outer plate and sound-absorbing cotton, the inner plate and the outer plate are both porous plates, and the sound-absorbing cotton is filled in a cavity defined by the inner plate and the outer plate.

7. The bench drill of claim 1, wherein a sliding sleeve is provided at one end of the working table, the sliding sleeve is sleeved on the upright post, and a telescopic device is provided at the bottom of the working table.