CN212191386U

CN212191386U - Bench drill positioner

Info

Publication number: CN212191386U
Application number: CN202020678224.9U
Authority: CN
Inventors: 王兴勤; 郑坤沉; 王杨
Original assignee: Mianyang Tonglida Precision Technology Co ltd
Current assignee: Mianyang Tonglida Precision Technology Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-12-22
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a bench drill positioner, including base, stand and bench drill aircraft nose, be equipped with the workstation of liftable on the base, the workstation is bilayer structure, including the first workstation on upper strata and the second workstation of lower floor, the front side of second workstation is opened has the spout, and the spout extends to the central point of second workstation and puts, and ball screw in the spout, the bottom of first workstation and ball screw's nut fixed connection, ball screw extend to the outside of second workstation to the outside and are connected with the handle; the four corners of the first workbench are provided with sliding chutes extending towards the middle part of the first workbench, the bottom of the groove is provided with a plurality of through holes with internal threads, the groove is internally provided with positioning blocks, and the positioning blocks are in threaded connection with the through holes through positioning pins. The utility model has the advantages of can pinpoint the work piece.

Description

Bench drill positioner

Technical Field

The utility model relates to a bench drill field especially relates to a bench drill positioner.

Background

Bench drill is called bench drill for short, is small and exquisite, is easy and simple to handle, installs the small-size machine tool who uses on special workstation usually, can bore through-hole, blind hole, changes special cutter, can ream, ream and processing such as tapping. When the bench drill in the prior art is used for machining, machining marks need to be made on a workpiece in advance for positioning, so that not only is time and labor wasted, but also defective products are easily caused, and the machining cost is increased.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a bench drill positioner has accurate positioning work piece, labour saving and time saving's advantage.

The technical scheme of the utility model is that:

a bench drill positioning device comprises a base, a stand column fixed on the base and a bench drill head arranged at the top of the stand column, wherein a lifting workbench is arranged on the base, the workbench is of a double-layer structure and comprises an upper layer of first workbench and a lower layer of second workbench, a sliding groove is formed in the front side of the second workbench, the sliding groove extends to the central position of the second workbench, a ball screw is arranged in the sliding groove, the bottom of the first workbench is fixedly connected with a nut of the ball screw, and the ball screw extends outwards to the outer side of the second workbench and is connected with a handle; the four corners of the first workbench are provided with two layers of stepped grooves extending towards the middle of the first workbench, the bottoms of the grooves are provided with a plurality of through holes with internal threads, the grooves are internally provided with positioning blocks, and the positioning blocks are in threaded connection with the through holes through positioning pins.

The working principle of the technical scheme is as follows:

the positioning pin is loosened, the positioning pin is lifted out of the through hole, the positioning block can slide along with the groove until the positioning block abuts against the workpiece, and then the positioning pin is screwed down, so that the workpiece is fixed and tightened.

In a further technical scheme, the front side of the first workbench and the handle are both provided with scale marks, and the feeding length of the handle can be determined through the scale marks on the first workbench and the position of the workpiece, so that the drilling position of the workpiece can be accurately positioned, and the technical problem of inaccurate positioning of the workpiece is solved.

In a further technical scheme, the positioning block is higher than the top of the groove, one end, close to the middle of the first workbench, of the positioning block is in a V shape, and the two edges of the workpiece can be simultaneously fastened by the V-shaped positioning block, so that the workpiece is firmly fixed and is not easy to move, and the technical problem that the workpiece is not firmly fixed is solved.

In a further technical scheme, the workbench is connected with the base through the lifting column, a hand wheel for controlling the lifting column to lift is arranged on the side wall of the base, the lifting of the workbench is controlled through the hand wheel, the height of the workbench can be moved as required, and the technical problem that the height of the workbench is inconvenient to adjust is solved.

The utility model has the advantages that:

1. the workpiece is placed on the workbench, the positioning pin is unscrewed and is lifted out of the through hole, so that the positioning block can slide along with the groove until the positioning block abuts against the workpiece, then the positioning pin is screwed down, the workpiece is fixed and tightened, the screw rod of the ball screw is driven to rotate through the rotating handle, the nut of the ball screw moves on the screw rod, the workbench is driven to move back and forth, the drill bit of the bench drill is aligned to the machining position of the workpiece, the workpiece can be accurately positioned, and the technical problem that the workpiece cannot be accurately positioned in the prior art is solved;

2. the front side and the right side of the first workbench and the handle are provided with scale marks, and the feeding length of the handle can be determined through the scale marks on the first workbench and the position of the workpiece, so that the drilling position of the workpiece can be accurately positioned;

3. the positioning block is higher than the top of the groove, one end of the positioning block, which is close to the middle of the first workbench, is in a V shape, and the two edges of the workpiece can be simultaneously fastened by the V-shaped positioning block, so that the workpiece is firmly fixed and is not easy to move;

4. the workstation passes through the lift post and is connected with the base, be equipped with the hand wheel of control lift post lift on the lateral wall of base, through the lift of hand wheel control workstation, can remove the height of workstation as required.

Drawings

Fig. 1 is a schematic structural diagram of a positioning device for a bench drill according to an embodiment of the present invention;

fig. 2 is a top view of the first table according to the embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of one of the sliding chutes according to the embodiment of the present invention;

fig. 4 is a schematic view of the internal structure of the groove and the through hole according to the embodiment of the present invention.

Description of reference numerals:

10. a base; 20. a column; 30. a bench drill head; 40. a work table; 41. a first table; 42. a second table; 50. a chute; 51. a ball screw; 52. a handle; 60. a groove; 61. positioning blocks; 62. positioning pins; 63. a through hole; 70. scale lines; 80. a lifting column; 90. a handwheel.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

Example (b):

as shown in fig. 1-4, a positioning device for a bench drill includes a base 10, a vertical column 20 fixed on the base 10, and a bench drill head 30 disposed on the top of the vertical column 20, wherein a liftable worktable 40 is disposed on the base 10, the worktable 40 is a double-layer structure and includes an upper first worktable 41 and a lower second worktable 42, a chute 50 is disposed at the front side of the second worktable 42, the chute 50 extends to the center of the second worktable 42, a ball screw 51 is disposed in the chute 50, the bottom of the first worktable 41 is fixedly connected with a nut of the ball screw 51, and the ball screw 51 extends to the outside of the second worktable 42 and is connected with a handle 52; two layers of stepped grooves 60 extending towards the middle of the first workbench 41 are formed at the four corners of the first workbench 41, a plurality of through holes 63 with internal threads are formed at the bottom of each groove 60, positioning blocks 61 are arranged in the grooves 60, and the positioning blocks 61 are in threaded connection with the through holes 63 through positioning pins.

The working principle of the technical scheme is as follows:

the workpiece is placed on the workbench 40, the positioning pin 62 is unscrewed, the positioning pin is lifted out of the through hole 63, the positioning block 61 can slide along with the groove 60 until the workpiece is abutted, the positioning pin 62 is screwed again, the workpiece is fixed and fastened, the nut of the ball screw 51 moves on the screw by rotating the screw of the ball screw 51 of the rotating handle 52, the workbench 40 is driven to move back and forth, the drill bit of the bench drill is aligned to the processing position of the workpiece, the workpiece can be accurately positioned, and the technical problem that the workpiece cannot be accurately positioned in the prior art is solved.

In another embodiment, as shown in fig. 1, the front side of the first table 41 and the handle 52 are provided with graduation lines 70, and the feeding length of the handle 52 can be determined through the graduation lines 70 on the first table 41 and the position where the workpiece is placed, so that the drilling position of the workpiece can be accurately positioned, and the technical problem of inaccurate positioning of the workpiece is solved.

In another embodiment, as shown in fig. 1 and 2, the positioning block 61 is higher than the top of the groove 60, and one end of the positioning block 61 close to the middle of the first working platform 41 is in a V shape, and the V-shaped positioning block 61 can simultaneously fasten two edges of the workpiece, so that the workpiece is firmly fixed and is not easy to move, and the technical problem of insecure fixation of the workpiece is solved.

In another embodiment, as shown in fig. 1, the workbench 40 is connected to the base 10 through a lifting column 80, a hand wheel 90 for controlling the lifting column 80 to lift is arranged on the side wall of the base 10, the lifting of the workbench 40 is controlled through the hand wheel 90, the height of the workbench 40 can be moved according to needs, and the technical problem that the height of the workbench 40 is inconvenient to adjust is solved.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. A bench drill positioning device comprises a base, a stand column fixed on the base and a bench drill head arranged at the top of the stand column, and is characterized in that a liftable workbench is arranged on the base, the workbench is of a double-layer structure and comprises an upper first workbench and a lower second workbench, a sliding groove is formed in the front side of the second workbench and extends to the central position of the second workbench, a ball screw is arranged in the sliding groove, the bottom of the first workbench is fixedly connected with a nut of the ball screw, and the ball screw extends to the outer side of the second workbench and is connected with a handle; the four corners of the first workbench are provided with two layers of stepped grooves extending towards the middle of the first workbench, the bottoms of the grooves are provided with a plurality of through holes with internal threads, the grooves are internally provided with positioning blocks, and the positioning blocks are in threaded connection with the through holes through positioning pins.

2. A positioning device for a bench drill as defined in claim 1, wherein said first table has graduations on a front side thereof and said handle.

3. The positioning device for the bench drill according to claim 1, wherein the positioning block is higher than the top of the groove, and one end of the positioning block near the middle of the first worktable is V-shaped.

4. The positioning device for the bench drill according to claim 1, wherein the worktable is connected with the base through a lifting column, and a hand wheel for controlling the lifting column to lift is arranged on the side wall of the base.