CN220178242U

CN220178242U - Protective bench drill

Info

Publication number: CN220178242U
Application number: CN202321726810.6U
Authority: CN
Inventors: 缪欣
Original assignee: Taizhou Taili Machinery Co ltd
Current assignee: Taizhou Taili Machinery Co ltd
Priority date: 2023-07-03
Filing date: 2023-07-03
Publication date: 2023-12-15
Anticipated expiration: 2033-07-03

Abstract

The utility model provides a protective bench drill, which comprises a fixed seat, a supporting rod, a case and a clamping seat, wherein the supporting rod is vertically fixed at the upper end of the fixed seat, the case is fixed at the upper end of the supporting rod, the clamping seat is connected to the case in a vertical sliding way, a handle for driving the clamping seat to move downwards is rotationally connected to the side wall of the case, a motor for driving the clamping seat to rotate is fixedly connected to the rear end of the case, a switch for controlling the motor is arranged at the front end of the case, the clamping seat is used for fixing a drill bit, the side wall of the case is fixedly connected with a mounting seat, a vertically arranged sliding hole is formed in the mounting seat, a sliding rod is connected in the sliding hole in a sliding way, a U-shaped protection plate is connected to the side wall of the sliding rod through a fixing plate, a positioning bearing is fixedly connected to the outer wall of the positioning bearing, a clamping seat is fixedly connected to the connecting rod, the clamping seat is sleeved outside the sliding rod, and a positioning bolt which is in threaded connection with the sliding rod so as to achieve the aim of improving safety.

Description

Protective bench drill

Technical Field

The present utility model relates to a bench drill, and in particular, to a protective bench drill.

Background

The bench drill is one of drilling machines, is small in size and convenient to operate, can be placed on a workbench and the ground when being used, and can be used for drilling various parts.

Currently, chinese patent publication No. CN210208717U discloses a bench drill, which includes a rectangular horizontal plate and four side plates fixedly connected around the bottom of the horizontal plate; the bottom fixedly connected with bracing piece of roof, the bracing piece both sides are close to the position at bracing piece both ends and all rotate and be connected with accommodate the lead screw, be provided with two sliding blocks on the accommodate the lead screw, accommodate the lead screw bottom and be provided with the fixed block, the bottom of fixed block is provided with the runner, the top of fixed block articulates there are two connecting rods, accommodate lead screw one side is provided with the guide bar that runs through the sliding block, rotate accommodate the lead screw when needing to remove for two sliding blocks on the accommodate the lead screw are close to each other, thereby drive runner downward movement, continue to rotate accommodate the lead screw after the bottom and the ground contact of runner, until the bottom of runner is less than the bottom of base.

The bench drill can be directly pushed, so that the moving operation is more time-saving and labor-saving, but when the part is placed on the workbench, the drill bit moves downwards and punches the part in a state that the motor is started. In the process of punching the part, powdery scraps can be generated, and the powdery scraps can splash everywhere along with the high-speed rotation of the drill bit so as to easily cause injury to the face of a worker.

Disclosure of Invention

In view of the above, the present utility model is directed to a protective bench drill for improving safety.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a protection bench drill, includes fixing base, bracing piece, quick-witted case and grip slipper, the bracing piece vertical be fixed in the upper end of fixing base, the middle part of bracing piece is fixed with the workstation, the machine case be fixed in the upper end of bracing piece, the grip slipper from top to bottom sliding connection on quick-witted case, the lateral wall of machine case on rotate and be connected with the handle that is used for driving the grip slipper to move down, the rear end fixedly connected with of machine case be used for driving the rotatory motor of grip slipper, the switch that is used for controlling the motor is installed to the front end of machine case, the grip slipper is used for fixed drill bit, the lateral wall of machine case on fixedly connected with mount pad, the mount pad on set up the slide hole of vertical setting, the slide hole in sliding connection have the slide bar, the lateral wall of slide bar on be connected with the U-shaped guard plate through the fixed plate, the grip slipper be located the U-shaped guard plate, the lateral wall of grip slipper on fixedly connected with positioning bearing, fixedly connected with connecting rod on the outer wall of positioning bearing, the connecting rod on fixedly connected with cassette, the cassette be located outside the slide bar on the slide bar, the screw thread connection with the slide bar.

The technical scheme is realized that the part is placed on the workbench, the part is fixed by the clamp, the switch is opened, the motor is started, the motor drives the drill bit on the clamping seat to rotate at a high speed, the handle rotates and moves the clamping seat downwards, the connecting rod drives the clamping seat to synchronously move, the clamping seat drives the slide rod to move downwards, the drill bit punches the part, generated powder scraps are blocked by the U-shaped protection plate, and therefore the face of a worker is not easily damaged.

As a preferable scheme of the utility model, the inner wall of the sliding hole is provided with a chip removal groove, and the chip removal groove is arranged along the length direction of the sliding hole.

According to the technical scheme, powder scraps can splash everywhere, through the arrangement of the chip removal grooves, the slide bar and the slide hole are not easy to block, and the reason is that the powder scraps falling on the slide bar can enter the chip removal grooves along with the movement of the slide bar, and are not easy to enter gaps between the slide bar and the slide hole.

As a preferable scheme of the utility model, the side wall of the sliding rod is provided with the chip removing groove, and the chip removing groove is arranged along the length direction of the sliding rod.

According to the technical scheme, due to the fact that different production materials are adopted for different parts, for aluminum products, due to the fact that the aluminum products are soft in texture and high in viscosity, conical spiral scraps can be generated, the aluminum products are large in size, most of the aluminum products can be prevented from being blocked on sliding holes through chip removal areas formed by chip removal grooves and chip removal grooves, and therefore practicability is improved.

As a preferable scheme of the utility model, the inner wall of the chip removal groove is provided with an elastic groove, and one side of the sliding rod corresponding to the elastic groove is abutted against the inner wall of the sliding hole.

According to the technical scheme, the elastic groove is formed, one side of the sliding rod, which is close to the elastic groove, is provided with the deformation quantity, so that the sliding rod and the sliding hole are provided with certain elasticity, the buffering effect is achieved, severe impact is not easy to occur between the sliding rod and the sliding hole due to generated vibration, the protection effect on the sliding rod is improved, and meanwhile, the stability of the U-shaped protection plate is improved.

As a preferable scheme of the utility model, the center of the sliding rod is provided with a lightening hole.

The technical scheme is realized, the whole weight of the sliding rod is reduced, and the sliding rod can move smoothly along the sliding hole.

As a preferable scheme of the utility model, the lower surface of the fixing seat is provided with a mounting cavity, the inner wall of the mounting cavity is fixedly connected with a transverse shaft, the transverse shaft is rotationally connected with a wheel seat, the wheel seat is rotationally connected with a roller, and a positioning structure is arranged between the transverse shaft and the wheel seat.

According to the technical scheme, the wheel seat is rotated along the axis of the transverse shaft, so that the roller is moved out of the mounting cavity, and the wheel seat is fixed through the positioning structure, so that the roller can be used for supporting, and the movement is facilitated.

As a preferable scheme of the utility model, the positioning structure comprises a locking bolt and positioning holes, wherein a plurality of positioning holes are distributed along the axis of the transverse shaft, and the locking bolt is connected to the wheel seat in a threaded manner and penetrates into the positioning holes.

According to the technical scheme, the wheel seat is rotated along the axis of the transverse shaft, the roller is moved into the installation cavity or is moved out of the installation cavity, then the locking bolt is rotated, and the locking bolt is embedded into the positioning hole, so that the wheel seat is fixed, and the wheel seat is placed more stably due to the fact that the locking bolt is simultaneously abutted against the transverse shaft and the wheel seat.

As a preferable scheme of the utility model, the U-shaped protection plate is made of a endurance plate.

According to the technical scheme, the endurance plate has high permeability, so that a worker can check the drilling state at any time; and the endurance plate has excellent impact resistance to block the scattering of the chips.

Drawings

FIG. 1 is a schematic view of an external structure in an embodiment;

FIG. 2 is a schematic diagram showing the connection structure of the mounting base and the sliding rod;

FIG. 3 is an enlarged view at A embodying FIG. 2;

FIG. 4 is a schematic diagram of a structure embodying a mounting cavity;

fig. 5 is a schematic cross-sectional view showing a positioning structure.

Reference numerals: 1. a fixing seat; 11. a mounting cavity; 2. a horizontal axis; 21. a wheel seat; 3. a roller; 4. a positioning structure; 41. a locking bolt; 42. positioning holes; 5. a support rod; 51. a work table; 52. a chassis; 53. a clamping seat; 54. a handle; 6. a mounting base; 61. a slide hole; 62. chip removal grooves; 7. a slide bar; 71. a chip removal groove; 72. an elastic groove; 81. a fixing plate; 82. u-shaped protection plates; 91. positioning a bearing; 92. a connecting rod; 93. a clamping seat; 94. and positioning the bolt.

Detailed Description

The following detailed description of the utility model is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the utility model.

A protective bench drill comprises a fixed seat 1, a supporting rod 5, a case 52 and a clamping seat 53. The supporting rod 5 is vertically fixed at the upper end of the fixed seat 1.

In order to facilitate moving the fixing seat 1, a mounting cavity 11 is formed in the lower surface of the fixing seat 1, a horizontal shaft 2 which is horizontally arranged is fixedly connected to the inner wall of the mounting cavity 11, and a wheel seat 21 is rotatably connected to the horizontal shaft 2. The wheel seat 21 is rotatably connected with a roller 3, and a positioning structure 4 is arranged between the transverse shaft 2 and the wheel seat 21.

The positioning structure 4 includes a locking pin 41 and a positioning hole 42. The positioning holes 42 are arranged along the axis of the transverse shaft 2, the locking bolt 41 is connected to the wheel seat 21 in a threaded manner, and after the locking bolt 41 is rotated, the locking bolt 41 partially penetrates into the positioning holes 42.

The locking bolt 41 is screwed out of the positioning hole 42, the wheel seat 21 is rotated to enable the roller 3 to be moved out of the mounting cavity 11, then the locking bolt 41 is rotated to enable the locking bolt 41 to penetrate into the positioning hole 42, positioning of the wheel seat 21 is achieved, and the roller 3 can be supported on the fixed seat 1 so as to move conveniently.

A workbench 51 is fixed in the middle of the supporting rod 5, a part is placed on the workbench 51, and the part is fixed on the workbench 51 by a clamp. The machine case 52 is fixed on the upper end of the supporting rod 5, the clamping seat 53 is connected to the machine case 52 in an up-down sliding mode, a handle 54 for driving the clamping seat 53 to move downwards is connected to the side wall of the machine case 52 in a rotating mode, a motor for driving the clamping seat 53 to rotate is fixedly connected to the rear end of the machine case 52, a switch for controlling the motor is arranged at the front end of the machine case 52, and the clamping seat 53 is used for fixing a drill bit.

After the switch is turned on, the motor rotates, and the motor drives the clamping seat 53 to rotate through the belt. The rotation of the handle 54 to move the clamping seat 53 downward is also known in the art, and the description of this embodiment is omitted.

The side wall of the case 52 is fixedly connected with a mounting seat 6, a sliding hole 61 which is vertically arranged is formed in the mounting seat 6, and the sliding hole 61 is square. Chip removal grooves 62 are formed in the inner wall of the slide hole 61, the chip removal grooves 62 are formed in the length direction of the slide hole 61, and four chip removal grooves 62 are respectively located on four sides of the slide hole 61. A slide bar 7 having a square cross section is slidably connected to the slide hole 61.

The side wall of the slide bar 7 is provided with chip grooves 71, the chip grooves 71 are arranged along the length direction of the slide bar 7, and four chip grooves 71 respectively correspond to four chip grooves 62. The chip grooves 71 are square in cross section.

An elastic groove 72 with a triangular cross section is formed on the inner wall of each junk slot 71, and two ends of each junk slot 71 are respectively provided with an elastic groove 72. The side wall of the slide bar 7 has a set variable, namely a certain elasticity, and is not easy to break. The corresponding side of the slide bar 7 and the elastic groove 72 is abutted against the inner wall of the slide hole 61, so that the abutting between the slide bar 7 and the inner wall of the slide hole 61 is more compact and reliable, and the mutual collision caused by the vibration of the motor is not easy to happen.

The side wall of the sliding rod 7 is connected with a U-shaped protection plate 82 through a fixing plate 81, and the fixing plate 81 and the U-shaped protection plate 82 are vertically arranged. The clamping seat 53 is located in the U-shaped protection plate 82. The upper edge of the clamping seat 53 is sleeved and fixedly connected with a positioning bearing 91. The outer wall of the positioning bearing 91 is fixedly connected with a connecting rod 92, one end of the connecting rod 92 away from the positioning bearing 91 is fixedly connected with a clamping seat 93, and the clamping seat 93 is sleeved outside the sliding rod 7. The outer wall of the clamping seat 93 is connected with a positioning bolt 94 which is in interference with the sliding rod 7 in a threaded manner.

The slide bar 7 is drawn along the length direction of the slide hole 61 to adjust the height position of the U-shaped protection plate 82 so as to adapt to the position between the drill bit and the U-shaped protection plate 82. And then the positioning bolt 94 is rotated, so that the positioning bolt 94 is abutted against the outer wall of the slide rod 7, and the relative fixation between the U-shaped protection plate 82 and the clamping seat 53 is realized.

The U-shaped shield 82 is made of a transparent resistant plate.

When in use, the switch is turned on, and the motor drives the drill bit on the clamping seat 53 to rotate. The handle 54 rotates the back grip slipper 53 and moves down, and U-shaped guard plate 82 moves down along with grip slipper 53 is synchronous, and the drill bit produces the powdery bits at the in-process of drilling to the spare part, and most powdery bits are blocked by U-shaped guard plate 82, therefore are difficult for causing the injury to workman's face. At the same time, a small portion of the powdery dust adheres to the outer wall of the slide bar 7. After the drilling is finished. The handle 54 rotates again, and the clamping seat 53 drives the drill bit to move upwards, so that most of powder scraps are located in a scraps removing area formed by the scraps removing grooves 71 and the scraps removing grooves 62, and the slide rod 7 is not easy to be blocked in the slide hole 61.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims

1. The utility model provides a protection bench drill, includes fixing base, bracing piece, quick-witted case and grip slipper, the bracing piece vertical be fixed in the upper end of fixing base, the middle part of bracing piece is fixed with the workstation, the machine case be fixed in the upper end of bracing piece, the grip slipper from top to bottom sliding connection on quick-witted case, the lateral wall of machine case on rotate and be connected with the handle that is used for driving the grip slipper to move down, the rear end fixedly connected with of machine case be used for driving the rotatory motor of grip slipper, the switch that is used for controlling the motor is installed to the front end of machine case, the grip slipper is used for fixed drill bit, characterized by: the side wall of machine case on fixedly connected with mount pad, the mount pad on set up the slide hole of vertical setting, the slide in the slide hole slide be connected with the slide bar, the lateral wall of slide bar on be connected with the U-shaped guard plate through the fixed plate, the mount pad be located the U-shaped guard plate, the mount pad on fixedly connected with location bearing, the outer wall of location bearing on fixedly connected with connecting rod, the connecting rod on fixedly connected with cassette, the outside of slide bar is located to the cassette cover, threaded connection has the locating bolt of contradicting with the slide bar on the cassette.

2. A protective bench drill according to claim 1, characterized in that: the inner wall of the sliding hole is provided with a chip removal groove, and the chip removal groove is arranged along the length direction of the sliding hole.

3. A protective bench drill according to claim 2, characterized in that: the side wall of the sliding rod is provided with a chip removing groove, and the chip removing groove is arranged along the length direction of the sliding rod.

4. A protective bench drill according to claim 3, characterized in that: the inner wall of the chip removal groove is provided with an elastic groove, and one side of the sliding rod corresponding to the elastic groove is abutted against the inner wall of the sliding hole.

5. A protective bench drill according to claim 1 or 2 or 3 or 4, characterized in that: the center of the sliding rod is provided with a lightening hole.

6. A protective bench drill according to claim 1, characterized in that: the lower surface of fixing base set up the installation cavity, the inner wall in installation cavity on fixedly connected with cross axle, the cross axle on rotate and be connected with the wheel seat, the wheel seat on rotate and be connected with the gyro wheel, cross axle and wheel seat between be provided with location structure.

7. A protective bench drill according to claim 6, characterized in that: the positioning structure comprises a locking bolt and positioning holes, wherein a plurality of positioning holes are distributed along the axis of the transverse shaft, and the locking bolt is in threaded connection with the wheel seat and penetrates into the positioning holes.

8. A protective bench drill according to claim 1, characterized in that: the U-shaped protection plate is made of a endurance plate.