CN217072675U

CN217072675U - Lockhole hole perforator

Info

Publication number: CN217072675U
Application number: CN202220604840.9U
Authority: CN
Inventors: 刘斯嘉
Original assignee: Hunan Yajule Home Furnishing Co ltd
Current assignee: Hunan Yajule Home Furnishing Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-07-29
Anticipated expiration: 2032-03-17

Abstract

The application relates to the field of door lock processing machinery, in particular to a lockhole tapper which comprises an installation seat, a drill bit and a connecting rod, wherein the drill bit is movably arranged on the installation seat in a penetrating mode, the connecting rod is fixed at one end, away from a door plate, of the drill bit, a connecting cylinder is fixed on the installation seat, and the connecting rod is movably inserted into the connecting cylinder; the connecting rod connecting device further comprises a limiting assembly used for limiting the position of the connecting rod relative to the connecting cylinder. The application provides a lockhole hole digger passes through the position of spacing subassembly control connecting rod in the connecting cylinder, and then the degree of depth of control drill bit drilling effectively prevents once only drilling too deeply and causes the damage to the door plant, the control of being convenient for.

Description

Lockhole hole perforator

Technical Field

The application relates to a lock processing machinery field especially relates to a lockhole hole digger.

Background

As a common door, in order to ensure the safety of living, a lock is usually installed on the wooden door, and therefore, a groove needs to be formed in the wooden door to provide an area for installing the lock.

In order to ensure the stability of the opening, the common processing method is that a worker firstly fixes a drill bit on the wooden door through a clamping mechanism, the drill bit on the hole digger is positioned in the area of the wooden door needing to be grooved, and then the door plate is opened through the driving of a motor.

Aiming at the related technology, the drilling depth needs to be manually controlled in the working process of the drill bit, the drilling is labor-consuming and difficult to control, and particularly, when the drilling is too deep at one time, the door plate can be damaged.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the control drilling depth, reduce the damage that causes the door plant, this application provides a lockhole hole digger.

The application provides a lockhole hole digger adopts following technical scheme:

a lockhole tapper comprises an installation seat, a drill bit movably arranged in the installation seat in a penetrating mode, and a connecting rod fixed at one end, away from a door plate, of the drill bit, wherein a connecting cylinder is fixed on the installation plate, and the connecting rod is movably inserted into the connecting cylinder;

the connecting rod connecting device further comprises a limiting assembly used for limiting the position of the connecting rod relative to the connecting cylinder.

Through adopting above-mentioned technical scheme, can control the position of connecting rod in the connecting cylinder through spacing subassembly, because the connecting rod is connected in the drill bit, then can further control the degree of depth that the drill bit bored into in the door plant, prevent effectively that disposable drilling is too dark, the maximum degree of depth that the control drill bit of being convenient for got into the door plant reduces the damage to the door plant.

Optionally, the limiting assembly includes a guide groove formed in the connecting rod, a limiting rod slidably connected in the guide groove, and a rotating rod penetrating through the connecting rod; one end of the rotating rod is rotatably connected to the limiting rod, and the other end of the rotating rod is movably connected to the connecting rod; one end of the guide groove penetrates through the peripheral wall of the connecting rod;

a plurality of limiting plates are fixed on the inner wall of the connecting cylinder and arranged along the length direction of the connecting cylinder, and a cavity for the limiting rod to be inserted is formed between every two adjacent limiting plates;

the limiting assembly further comprises a control unit for controlling the rotating rod to slide.

By adopting the technical scheme, one end of the rotating rod is rotatably connected to the limiting rod, and the limiting rod is slidably connected in the guide groove, so that the end of the rotating rod, which is connected with the limiting rod, can only move along the length direction of the guide groove; one end of the rotating rod, which is far away from the limiting rod, is driven by the control unit to slide along the length direction of the connecting rod, so that the rotating rod eccentrically rotates under the limiting action of the guide groove, and further the limiting rod is driven to slide, so that the limiting rod can extend between two adjacent limiting plates, and the moving distance of the connecting rod is limited; when the limiting rod is abutted against the limiting plate, the control unit drives the limiting rod to retract into the connecting rod, so that the connecting rod can continuously slide relative to the connecting cylinder, and smooth drilling is further ensured; when the moving distance of the connecting rod is larger than the thickness of the limiting plate, the limiting rod is driven to extend out of the connecting rod and be positioned between the other two adjacent limiting plates, and the drilling depth is continuously limited.

Optionally, the control unit includes a chute arranged on the connecting rod, and a sliding block slidably connected in the chute; the spout is followed the length direction of connecting rod is seted up, the dwang is kept away from the one end of gag lever post rotate connect in the slider.

Through adopting above-mentioned technical scheme, order about the slider and slide in the spout, drive the dwang and slide on the connecting cylinder, guarantee the rotation of dwang, and then guarantee the slip of gag lever post in the guide way.

Optionally, a shifting lever is fixed to one side of the sliding block, which deviates from the rotating rod.

Through adopting above-mentioned technical scheme, the driving lever is convenient for order about the slider and slides, orders about the sliding of driving lever then can realize the slip of slider in the spout.

Optionally, the distance between adjacent limiting plates gradually decreases towards one side of the drill bit.

Through adopting above-mentioned technical scheme, one side that the connecting cylinder is close to the drill bit is close the door plant more, is close the diapire of lockhole more promptly, and the distance between the adjacent limiting plate that is close to drill bit one side more reduces the deep scope that then can reduce the drilling gradually for the limiting plate is more accurate to connecting rod displacement's control.

Optionally, one side of the limiting plate, which deviates from the drill bit, is provided with a spongy cushion.

Through adopting above-mentioned technical scheme, the foam-rubber cushion has increased the compliance of limiting plate with the gag lever post contact surface for when the gag lever post butt in the limiting plate, the foam-rubber cushion can play certain cushioning effect, reduces the damage that the limiting plate probably caused the gag lever post.

Optionally, the sliding sleeve is equipped with a snap ring on the connecting rod, the snap ring is arranged for opening, the snap ring is connected with a fastening bolt for adjusting the size of the opening through threads, and the shifting rod is far away from one end of the sliding block and the outer wall of the connecting rod.

By adopting the technical scheme, the clamping ring is slid on the connecting rod, then the fastening bolt is adjusted, the stability of the clamping ring on the connecting rod is ensured, and the distance between the clamping ring and the connecting cylinder is equal to the depth of a hole to be drilled; namely, the clamping ring plays a role in positioning and limits the maximum drilling depth of the drill bit; one end of the deflector rod, which is far away from the sliding block, is flush with the outer wall of the connecting rod, so that the movement of the connecting rod cannot be influenced; when the connecting cylinder butt in the snap ring, the connecting rod can't continue to slide for drilling can't continue to stretch into and punch, improves the drilling precision.

Optionally, a rubber pad is arranged on the inner wall of the snap ring.

Through adopting above-mentioned technical scheme, the rubber pad can increase the frictional force between snap ring and the connecting rod, reduces the slip of snap ring on the connecting rod, improves the stability of snap ring, and then improves the location effect of snap ring.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the sliding slide block drives the rotating rod to rotate, and then drives the limiting rod to slide in the guide groove, so that the limiting rod can be positioned between adjacent limiting plates or retract into the connecting rod, the displacement of the connecting rod in the connecting cylinder is further limited, the drilling depth is limited, and the damage to a door panel caused by over-deep one-time drilling is effectively prevented;

2. the slip of adjustment snap ring on the connecting rod for when connecting cylinder butt in the snap ring, the degree of depth that the drill bit stretched into the door plant equals the degree of depth that needs drilling, improved the drilling precision.

Drawings

Fig. 1 is a schematic view of an overall structure of a keyhole opener according to an embodiment of the present application.

Description of reference numerals: 1. a mounting seat; 2. a drill bit; 3. a connecting rod; 4. a connecting cylinder; 5. a limiting component; 51. a guide groove; 52. a limiting rod; 53. rotating the rod; 54. a limiting plate; 55. a control unit; 551. a chute; 552. a slider; 553. a deflector rod; 56. a movable groove; 6. a snap ring; 7. and fastening the bolt.

Detailed Description

The present application is described in further detail below with reference to fig. 1.

The embodiment of the application discloses lockhole hole tapper, refer to fig. 1, including perpendicular to door plant direction of height's mount pad 1, the drill bit 2 of mount pad 1 is worn to locate in the activity, is fixed in the connecting rod 3 that drill bit 2 deviates from door plant one end. Perpendicular welding has a connecting cylinder 4 on the mounting panel, and connecting rod 3 activity is pegged graft in connecting cylinder 4, drill bit 2, connecting rod 3 and the equal coaxial setting of connecting cylinder 4. The keyhole hole cutter also comprises a limiting component 5 for limiting the position of the connecting rod 3 relative to the connecting cylinder 4. Limiting component 5 limits the sliding distance of connecting rod 3 in connecting cylinder 4, controls the drilling depth of hole digger, and when drill bit 2 can't continue to go deep into the door plant, the position of connecting rod 3 in connecting cylinder 4 is adjusted to spacing component 5 of rethread to prevent once only drilling too deeply.

Spacing subassembly 5 is including offering the inside guide way 51 of connecting rod 3, and the axis of guide way 51 is perpendicular to the axis setting of connecting rod 3, and the one end of guide way 51 length direction runs through the connecting rod 3 lateral wall. A stopper rod 52 is slidably connected in the guide groove 51, and the outer diameter of the stopper rod 52 is equal to the inner diameter of the guide groove 51. The movable groove 56 communicated with the guide groove 51 is formed in the connecting rod 3, the rotating rod 53 is movably connected in the movable groove 56, one end of the rotating rod 53 in the length direction is hinged to one end, away from the connecting cylinder 4, of the limiting rod 52, and the other end of the rotating rod is movably connected to the connecting rod 3. A plurality of limiting plates 54 are fixed on the inner wall of the connecting cylinder 4, the limiting plates 54 are arranged along the length direction of the connecting cylinder 4 and are perpendicular to the axis of the connecting cylinder 4, and a cavity for the limiting rod 52 to be inserted is formed between two adjacent limiting plates 54. The stop assembly 5 further comprises a control unit 55 which controls the sliding of the rotation rod 53 on the connecting rod 3. The control unit 55 drives the rotating rod 53 to slide on the connecting rod 3, so that the limiting rod 52 rotates eccentrically, and one end of the rotating rod 53 close to the limiting rod 52 drives the limiting rod 52 to slide in the guide groove 51, thereby realizing the telescopic motion of the limiting rod 52, and further ensuring that the limiting rod 52 can be located between adjacent limiting plates 54 or retracted into the guide groove 51.

In order to control the drilling depth of the drill 2 more accurately, the distance between the adjacent stopper plates 54 closer to the drill 2 side is smaller. In order to reduce the friction between the limiting rod 52 and the limiting plate 54 when the limiting rod 52 abuts against the limiting plate 54, a sponge pad is adhered to one side of the limiting plate 54, which is far away from the drill bit 2, so as to play a role in buffering.

The control unit 55 includes a slide groove 551 provided on the connecting rod 3 and communicating with the movable groove 56, and the slide groove 551 is provided along the longitudinal direction of the connecting rod 3. A sliding block 552 is slidably connected in the sliding groove 551, and one end of the rotating rod 53, which is far away from the limiting rod 52, is hinged to the sliding block 552. The end of the slider 552 facing away from the rotating rod 53 is welded with a shift lever 553, the shift lever 553 is arranged perpendicular to the length direction of the sliding groove 551, and the end of the shift lever 553 facing away from the slider 552 is flush with the outer wall of the connecting rod 3. The poking rod 553 drives the sliding block 552 to slide, so as to drive the rotating rod 53 to rotate, and the telescopic motion of the limiting rod 52 is realized.

The sliding sleeve is equipped with snap ring 6 on connecting rod 3, and snap ring 6 sets up for the opening, and threaded connection has fastening bolt 7 that is used for adjusting the opening size on snap ring 6. Can adjust the locking state or the state of relaxing of snap ring 6 on connecting rod 3 through adjusting fastening bolt 7, utilize the frictional force between snap ring 6 and connecting rod 3, guarantee the stability of snap ring 6 on connecting rod 3. In order to improve the stability of the snap ring 6 on the connecting rod 3, a rubber pad is adhered to the inner wall of the snap ring 6 to increase the friction force between the snap ring 6 and the connecting rod 3.

The implementation principle of the keyhole tapper in the embodiment of the application is as follows: the position of the snap ring 6 on the connecting rod 3 is adjusted, so that the distance between one side of the snap ring 6 close to the drill bit 2 and one side of the connecting cylinder 4 far away from the drill bit 2 is equal to the depth of the hole to be punched; then, the shift rod 553 is shifted to drive the position-limiting rod 52 to be inserted between the two adjacent position-limiting plates 54. Driving the drill bit 2 to rotate and gradually get away from the mounting plate; when the stopper rod 52 abuts against the stopper plate 54 on the side close to the bit 2, the bit 2 is closed, and the stopper plate 54 is retracted into the guide groove 51. And driving the drill bit 2 to continue drilling, and when the drilling depth is greater than or equal to the thickness of the limit plate 54, extending the limit rod 52 out of the guide groove 51 again to limit the moving distance of the connecting rod 3. When the snap ring 6 abuts against the connecting cylinder 4, the drilling is finished.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a lockhole hole digger, includes mount pad (1), and the activity is worn to locate drill bit (2) of mount pad (1), and be fixed in drill bit (2) deviate from connecting rod (3) of door plant one end, its characterized in that: a connecting cylinder (4) is fixed on the mounting seat (1), and the connecting rod (3) is movably inserted into the connecting cylinder (4);

the connecting rod (3) is connected with the connecting cylinder (4) through a connecting rod (3) and further comprises a limiting assembly (5) for limiting the position of the connecting rod (3) relative to the connecting cylinder (4).

2. A keyhole hole opener as set forth in claim 1, in which: the limiting assembly (5) comprises a guide groove (51) arranged in the connecting rod (3), a limiting rod (52) connected in the guide groove (51) in a sliding manner, and a rotating rod (53) arranged in the connecting rod (3) in a penetrating manner; one end of the rotating rod (53) is rotatably connected to the limiting rod (52), and the other end of the rotating rod is movably connected to the connecting rod (3); one end of the guide groove (51) penetrates through the peripheral wall of the connecting rod (3);

a plurality of limiting plates (54) are fixed on the inner wall of the connecting cylinder (4), the limiting plates (54) are arranged along the length direction of the connecting cylinder (4), and a cavity for the limiting rod (52) to be inserted is formed between every two adjacent limiting plates (54);

the limiting assembly (5) further comprises a control unit (55) for controlling the rotating rod (53) to slide.

3. A keyhole hole opener as defined in claim 2, in which: the control unit (55) comprises a sliding groove (551) arranged on the connecting rod (3) and a sliding block (552) connected in the sliding groove (551) in a sliding way; the sliding groove (551) is formed along the length direction of the connecting rod (3), and one end, far away from the limiting rod (52), of the rotating rod (53) is rotatably connected to the sliding block (552).

4. A keyhole hole opener as defined in claim 3, in which: and a shifting rod (553) is fixed on one side of the sliding block (552) departing from the rotating rod (53).

5. A keyhole hole opener as defined in claim 2, in which: the distance between the adjacent limiting plates (54) is gradually reduced towards one side of the drill bit (2).

6. A keyhole hole opener as defined in claim 2, in which: one side of the limiting plate (54) departing from the drill bit (2) is provided with a spongy cushion.

7. A keyhole hole opener as defined in claim 4, in which: sliding sleeve is equipped with snap ring (6) on connecting rod (3), snap ring (6) set up for the opening, just threaded connection has on snap ring (6) and is used for adjusting fastening bolt (7) of opening size, driving lever (553) are kept away from the one end of slider (552) with the outer wall parallel and level of connecting rod (3).

8. A keyhole hole opener as defined in claim 7, in which: and a rubber pad is arranged on the inner wall of the snap ring (6).