CN211614422U

CN211614422U - Bench drilling machine with protection mechanism

Info

Publication number: CN211614422U
Application number: CN202020053885.2U
Authority: CN
Inventors: 胡永群
Original assignee: Chongqing Maierda Machinery Co ltd
Current assignee: Chongqing Maierda Machinery Co ltd
Priority date: 2020-01-11
Filing date: 2020-01-11
Publication date: 2020-10-02
Anticipated expiration: 2030-01-11

Abstract

The utility model relates to the technical field of bench drill, in particular to a bench drill with a protective mechanism, which comprises a processing seat and a drill bit, wherein the top end surface of the processing seat is rotationally connected with a lifting screw, the outer side of the lifting screw is connected with a lifting frame through screw threads, the bottom end surface of the lifting frame is fixedly connected with a fixed seat, the inner side of the bottom end of the fixed seat is fixedly connected with the drill bit, the outer end surface of the drill bit is slidably connected with a protective cover, the top end surface of the processing seat is provided with a clamping seat, the inner side of the clamping seat is fixedly connected with a fixed rod, the outer side of the fixed rod is rotationally connected with a clamping plate, the bottom end surface of the clamping plate is fixedly connected with a second spring, in the utility model, the drill bit and a workpiece to be processed can be protected through the, the displacement of the workpiece caused by the contact or collision of the foreign bodies and the workpiece is avoided, so that the machining precision of the drill bit on the workpiece is improved.

Description

Bench drilling machine with protection mechanism

Technical Field

The utility model relates to a bench drill technical field specifically is a bench drill with protection machanism.

Background

Bench drill is called bench drill for short, and the bench drill is small in size, easy and simple to handle, install the small-size hole machine tool that uses on special workstation usually, bench drill drilling diameter generally is below 13 millimeters, generally is no more than 25 millimeters, bench drill mainly makes work such as middle-size and small-size part drilling, reaming, tapping, strickle, use in workshop of processing and mould repair, along with the development of society, increasingly extensive to bench drill's application, consequently, the demand to a bench drill with protection machanism increases day by day.

The existing bench lathe drill bit is exposed outside with the machined part, the machined part is machined, so that the influence on the drilling precision caused by collision of a foreign matter with the machined part or the drill bit is possible, the machined part is machined in different shapes, the machined part is generally fixed in a manual handheld mode, certain potential safety hazards exist in a human body, the machined part is moved due to misoperation of a worker during hand-holding, the drilling is influenced, and therefore the bench lathe drill with the protection mechanism is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bench drill with protection machanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a bench drilling machine with a protection mechanism comprises a processing seat and a drill bit, wherein the top end face of the processing seat is rotatably connected with a lifting screw, the inner side of the top end of the processing seat is fixedly connected with a motor, the tail end of a main shaft of the motor is fixedly connected with the bottom end of the lifting screw, the outer side of the lifting screw is in threaded connection with a lifting frame, the lifting screw penetrates through the inner sides of the left end and the right end of the lifting frame, the bottom end face of the lifting frame is fixedly connected with a fixed seat, the inner side of the bottom end of the fixed seat is fixedly connected with the drill bit, the outer end face of the drill bit is in sliding connection with a protection cover, the inner sides of the front end face and the rear end face of the protection cover are fixedly connected with a glass perspective window, the top end face of the processing seat is provided with a clamping seat, the, and the bottom end of the second spring is fixedly connected with the rotating rod.

Preferably, the left end face and the right end face of fixing base all fixedly connected with fixed block, the fixed block sets up in the below of protection casing, and the bottom face of fixed block and the bottom face of fixing base are in the coplanar.

Preferably, stock screw is worn to be equipped with in the inboard of crane, stock screw symmetric distribution is in the left and right sides of drill bit, the outside of stock screw is provided with first spring, the top and the bottom of first spring respectively with crane and protection casing fixed connection, the thread groove has been seted up to the top inboard of protection casing, and stock screw and thread groove correspond each other.

Preferably, the grip slipper symmetric distribution is on the top of processing seat, and the grip slipper setting is in the below of protection casing, the bottom fixedly connected with bull stick of grip slipper, the bottom fixedly connected with bulb of bull stick, the spout has been seted up to the inboard of processing seat, and bulb and bull stick all set up at the spout inboard.

Preferably, the second spring sets up on the bottom left side that is located left grip block and the bottom right side that is located the grip block on right side, the inboard fixedly connected with stopper of grip block, the stopper sets up on the bottom right side that is located left grip block and the bottom left side that is located the grip block on right side.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the components such as protection casing, first spring, stock screw that set up, can add man-hour to the machined part that needs processing at the drill bit, the protection casing that sets up through the outside protects it, avoids the foreign matter can contact with the machined part or the collision causes the displacement of machined part to improve the machining precision of drill bit to the machined part, and through the threaded connection of stock screw and protection casing, can pack up the protection casing, improve the practicality of device.

2. The utility model discloses in, through components such as bulb, bull stick, the grip slipper that set up, can carry out the centre gripping to the machined part through the grip block, can realize rotation and the slip to the grip block through the rotation of bulb and bull stick with the slip to the centre gripping position and the angle that make the grip block can be adjusted, need not artifical handheld, reduce the potential safety hazard, and convenient fixed to the machined part.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of a portion a of fig. 1 according to the present invention.

In the figure: 1-processing seat, 2-motor, 3-lifting screw, 4-lifting frame, 5-fixing seat, 6-drill bit, 7-fixing block, 8-protective cover, 9-glass perspective window, 10-long rod screw, 11-first spring, 12-ball head, 13-rotating rod, 14-clamping seat, 15-fixing rod, 16-clamping plate, 17-second spring and 18-limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution:

a bench drilling machine with a protection mechanism comprises a processing seat 1 and a drill bit 6, wherein a lifting screw 3 is rotatably connected to the top end face of the processing seat 1, a motor 2 is fixedly connected to the inner side of the top end of the processing seat 1, the tail end of a main shaft of the motor 2 is fixedly connected with the bottom end of the lifting screw 3, the lifting screw 3 is driven to rotate by the motor 2, a lifting frame 4 is in threaded connection with the outer side of the lifting screw 3, the lifting screw 3 drives the lifting frame 4 to move up and down along the lifting screw 3 when rotating, the lifting screw 3 is arranged at the inner sides of the left end and the right end of the lifting frame 4 in a penetrating manner, a fixed seat 5 is fixedly connected to the bottom end face of the lifting frame 4, the drill bit 6 is fixedly connected to the inner side of the bottom end of the fixed seat 5, a workpiece is processed by the drill bit, the equal fixedly connected with glass perspective window 9 in preceding terminal surface and the rear end inboard of protection casing 8, the machined part and the drill bit in the protection casing 8 are conveniently observed through glass perspective window 9 to this kind of setting, the top face of processing seat 1 is provided with grip slipper 14, the inboard fixedly connected with dead lever 15 of grip slipper 14, the outside of dead lever 15 is rotated and is connected with grip block 16, the bottom face fixedly connected with second spring 17 of grip block 16, and the bottom and the bull stick 13 fixed connection of second spring 17, this kind of setting makes second spring 17 can drive grip block 16 and rotate to make the other end of grip block 16 carry out the centre gripping to the machined part.

The left end face and the right end face of the fixed seat 5 are both fixedly connected with a fixed block 7, the fixed block 7 is arranged below the protective cover 8, the bottom end face of the fixed block 7 and the bottom end face of the fixed seat 5 are positioned on the same plane, the arrangement prevents the protective cover 8 from falling off from the outer side of the fixed seat 5 when sliding on the outer end face of the fixed seat 5 through the fixed block 7, long rod screws 10 penetrate through the inner side of the lifting frame 4, the long rod screws 10 are symmetrically distributed on the left side and the right side of the drill bit 6, first springs 11 are arranged on the outer side of the long rod screws 10, the top end and the bottom end of each first spring 11 are respectively and fixedly connected with the lifting frame 4 and the protective cover 8, thread grooves are formed in the inner side of the top end of the protective cover 8, the long rod screws 10 correspond to the thread grooves, and the arrangement enables the protective cover 8, the protective cover 8 can be fixed at the bottom end of the lifting frame 4 by screwing the long rod screw 10 and the thread of the thread groove, so that the protective cover 8 is folded, the clamping seats 14 are symmetrically distributed at the top end of the processing seat 1, the clamping seat 14 is arranged below the protective cover 8, the bottom end of the clamping seat 14 is fixedly connected with the rotating rod 13, the bottom end of the rotating rod 13 is fixedly connected with the ball 12, the inner side of the processing seat 1 is provided with a chute, the ball 12 and the rotating rod 13 are both arranged at the inner side of the chute, the clamping seat 14 is fixed at the top end of the processing seat 1 by the rotating rod 13 and the ball 12, the sliding and the rotation of the ball 12 and the rotating rod 13 in the chute can drive the clamping seat 14 to slide and rotate, the second spring 17 is arranged at the left side of the bottom end of the left clamping plate 16 and the right side of the bottom end of the clamping plate 16, the inner side of the clamping seat, the limiting block 18 is arranged at the right side of the bottom end of the clamping plate 16 on the left side and the left side of the bottom end of the clamping plate 16 on the right side, and the rotation of the clamping plate 16 is limited by the limiting block 18, so that the clamping plate 16 is prevented from contacting with the top end surface of the machining seat 1 to influence the movement of the clamping seat 14.

The working process is as follows: the utility model supplies power through an external power supply before using, controls the device through a device internal control system, firstly starts a motor 2, leads the motor 2 to drive a lifting screw rod 3 to rotate, the lifting screw rod 3 drives a lifting frame 4 to descend through the threaded connection with the lifting frame 4 when rotating until a long rod screw 10 contacts with a thread groove at the inner side of the top end of a protective cover 8, then rotates the long rod screw 10 to lead the long rod screw 10 to be screwed with the thread groove, fixes the protective cover 8 at the bottom end of the lifting frame 4 through the long rod screw 10, then reversely rotates the lifting screw rod 3 to lead the lifting frame 4 to be lifted by the lifting screw rod 3, then places a workpiece to be processed on the top end surface of a processing seat 1 to lead the workpiece to be positioned between clamping seats 14 at the left side and the right side, then drives the clamping seats 14 through the sliding of a ball head 12 and a, the clamping seats 14 on the left side and the right side are respectively positioned at two ends of a workpiece, then one end of the clamping plate 16 is pressed to compress the second spring 17, then the other end of the clamping plate 16 is arranged above the workpiece, the clamping plate 16 reversely rotates under the elastic force of the second spring 17, at the moment, the clamping plate 16 clamps and fixes the workpiece, the clamping seat 14 can be rotated according to the difference of the workpiece to change the clamping angle of the clamping seat 14, so that the clamping plate 16 clamps the workpiece at different angles, finally, the long rod screw 10 is rotated to ensure that the long rod screw 10 is not screwed with the protective cover 8, the protective cover 8 is contacted with the fixed block 7 under the elastic force of the first spring 11 to ensure that the protective cover 8 protects the drill bit 6 and the workpiece, the motor 2 is started, the motor 2 drives the lifting screw 3 to rotate, the lifting screw 3 drives the lifting frame 4 to move downwards when rotating, the crane 4 can drive the fixing seat 5 and the drill bit 6 to move downwards, so that the drill bit 6 drills a machined part, and the machined part is conveniently observed through the glass perspective window 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bench drill with protection machanism, includes processing seat (1) and drill bit (6), its characterized in that: the top end face of the processing seat (1) is rotatably connected with a lifting screw (3), the inner side of the top end of the processing seat (1) is fixedly connected with a motor (2), the tail end of a main shaft of the motor (2) is fixedly connected with the bottom end of the lifting screw (3), the outer side of the lifting screw (3) is in threaded connection with a lifting frame (4), the lifting screw (3) penetrates through the inner sides of the left end and the right end of the lifting frame (4), the bottom end face of the lifting frame (4) is fixedly connected with a fixing seat (5), the inner side of the bottom end of the fixing seat (5) is fixedly connected with a drill bit (6), the outer end face of the drill bit (6) is in sliding connection with a protective cover (8), glass perspective windows (9) are fixedly connected with the inner sides of the front end face and the rear end face of the protective cover (8), a clamping seat (14) is arranged on the top, the outer side of the fixed rod (15) is rotatably connected with a clamping plate (16), the bottom end face of the clamping plate (16) is fixedly connected with a second spring (17), and the bottom end of the second spring (17) is fixedly connected with the rotating rod (13).

2. The bench drill with guard mechanism as defined in claim 1, wherein: the equal fixedly connected with fixed block (7) of left end face and the right-hand member face of fixing base (5), fixed block (7) set up in the below of protection casing (8), and the bottom face of fixed block (7) and the bottom face of fixing base (5) are in the coplanar.

3. The bench drill with guard mechanism as defined in claim 1, wherein: stock screw (10) are worn to be equipped with in the inboard of crane (4), stock screw (10) symmetric distribution is in the left and right sides of drill bit (6), the outside of stock screw (10) is provided with first spring (11), the top and the bottom of first spring (11) respectively with crane (4) and protection casing (8) fixed connection, the thread groove has been seted up to the top inboard of protection casing (8), and stock screw (10) and thread groove correspond each other.

4. The bench drill with guard mechanism as defined in claim 1, wherein: grip slipper (14) symmetric distribution is on the top of processing seat (1), and grip slipper (14) set up the below at protection casing (8), the bottom fixedly connected with bull stick (13) of grip slipper (14), the bottom fixedly connected with bulb (12) of bull stick (13), the spout has been seted up to the inboard of processing seat (1), and bulb (12) all set up at the spout inboard with bull stick (13).

5. The bench drill with guard mechanism as defined in claim 1, wherein: the clamping device is characterized in that the second spring (17) is arranged on the left side of the bottom end of the clamping plate (16) on the left side and on the right side of the bottom end of the clamping plate (16) on the right side, the inner side of the clamping seat (14) is fixedly connected with a limiting block (18), and the limiting block (18) is arranged on the right side of the bottom end of the clamping plate (16) on the left side and on the left side of the bottom end of the clamping plate (16) on the right side.