CN216298606U

CN216298606U - Precise lock shaft fixing device

Info

Publication number: CN216298606U
Application number: CN202122748908.9U
Authority: CN
Inventors: 陈飞
Original assignee: Shenzhen Sanmi Hardware Technology Co ltd
Current assignee: Shenzhen Sanmi Hardware Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-15
Anticipated expiration: 2031-11-11

Abstract

The utility model relates to a precision lock shaft fixing device which comprises a base, wherein a bidirectional threaded rod is rotatably connected to the inner wall of one side of the base, a round opening is formed in the other side of the base, one end of the bidirectional threaded rod extends to the outside of the base at the round opening, a knob is fixedly connected to one end, located outside the base, of the bidirectional threaded rod, first threaded sleeves are connected to two ends, located outside a rod body in the base, of the bidirectional threaded rod in a threaded mode through threads, supporting rods are fixedly connected to the top ends of the two first threaded sleeves, a first strip-shaped opening is formed in the top end of the base, and the top ends of the two supporting rods extend to the outside of the base at the first strip-shaped opening. The bidirectional threaded rod is arranged, the two are suitable for fixing lock shafts with different lengths by adjusting the movement of the disc, and the three movable rods can be adjusted to move to clamp and fix the lock shafts, so that the device is suitable for lock shafts with different specifications and shapes, and the application range of the device is widened.

Description

Precise lock shaft fixing device

Technical Field

The utility model relates to the technical field of lock shaft machining, in particular to a precise lock shaft fixing device.

Background

The lock is very common on daily doors and windows, is small and exquisite, precise and high in applicability, and the lock shaft is one part of the lock and has the function of enabling a handle of the lock to drive internal part structural components to rotate from the outside.

The lock shaft needs to be cut, ground, polished and the like during production, the lock shaft is inevitably required to be fixed in a plurality of procedures for ensuring the processing effect, and a common fixing tool can only fix the lock shaft with partial specifications, so the use has limitation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a precise lock shaft fixing device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a precise lock shaft fixing device comprises a base, wherein a bidirectional threaded rod is rotatably connected to the inner wall of one side of the base, a circular opening is formed in the other side of the base, one end of the bidirectional threaded rod extends to the outside of the base at the circular opening, a knob is fixedly connected to one end of the bidirectional threaded rod, which is positioned outside the base, first threaded sleeves are respectively in threaded connection with the two ends of the outer portion of a rod body of the bidirectional threaded rod, which is positioned inside the base, supporting rods are respectively and fixedly connected to the top ends of the two first threaded sleeves, a first strip-shaped opening is formed in the top end of the base, the top ends of the two supporting rods extend to the outside of the base at the first strip-shaped opening, discs are respectively and fixedly connected to the top ends of the two supporting rods, three telescopic rods are fixedly connected to the inner wall of each disc at equal intervals, springs are respectively sleeved on the outer portions of the three telescopic rods, and movable rods are respectively and fixedly connected to one end of the three telescopic rods, two the equal equidistance in one side that the disc is close to each other has seted up three second bar opening, and is three the movable rod extends to the outside of disc respectively in three second bar opening department.

Furthermore, the three movable rods are all sleeved with rubber sleeves at the outer part of one end of the disc, which is positioned outside the disc.

Further, two the disc is close to one side inner wall each other and all rotates and is connected with the dwang, and the opposite side of two discs has all seted up circular through-hole, two the dwang extends to the outside of two discs respectively at two circular through-holes punishment.

Further, the dwang is in the inside body of rod outside equidistance fixedly connected with three rigidity rope of disc, and is three the one end of rigidity rope respectively with three movable rod fixed connection.

Further, the dwang is the triangular prism shape, and the dwang is in the outside one end fixedly connected with baffle of disc, and the outside cover of the body of rod that the dwang is in the disc outside is equipped with the carousel, a plurality of draw-in groove has been seted up in the outside of carousel, the top and the equal fixedly connected with fixture block in bottom that the disc is close to carousel one side, two the fixture block all with draw-in groove looks adaptation.

Further, four equal fixedly connected with dead levers in angle department in bottom of base, four the equal fixedly connected with fixed plate in bottom of dead lever.

Furthermore, the middle part of the top end of the base is fixedly connected with a threaded rod, the outer thread on the top end of the threaded rod is connected with a second thread sleeve, and the top end of the second thread sleeve is fixedly connected with a supporting plate.

The utility model has the beneficial effects that:

1. through setting up the two-way threaded rod, can twist the knob when fixed lock axle, the knob drives two-way threaded rod and rotates and can to make two first thread bush be close to each other or keep away from each other, first thread bush drives the disc through the vaulting pole and removes and can let the two remove, thereby fix the lock axle of different length, can also twist the carousel simultaneously and drive the dwang rotation, the dwang pulls three movable rod through the rigidity rope and is close to each other and can pass through the rubber sleeve with the lock axle centre gripping fixed, thereby let the lock axle that the device is applicable to different specifications and shape, with this application scope who improves the device.

2. Through setting up the fixture block, because a plurality of draw-in groove has been seted up in the outside of carousel, so after confirming the position of three movable rod, can promote the carousel and remove to between two fixture blocks, utilize the fixture block can fix the position of carousel to this guarantees the stability of three movable rod centre gripping lock axle, the subsequent processing of the lock axle of being convenient for.

3. Through setting up the layer board, when needs lift the lock axle, can twist the second thread bush and make the layer board rise to can select the suitable height of layer board according to the user demand, and can reverse twist the second thread bush and drive the layer board and descend when need not using the layer board, with this further processing after making things convenient for the lock axle to fix.

Drawings

Fig. 1 is a front sectional view of a precision lock shaft fixing device proposed in embodiment 1;

FIG. 2 is a side sectional view of a disk of a precision lock shaft fixing device according to embodiment 1;

fig. 3 is a front sectional view of a precision lock shaft fixing device according to embodiment 2.

In the figure: the device comprises a base 1, a bidirectional threaded rod 2, a first threaded sleeve 3, a knob 4, a support rod 5, a rotary disc 6, a rotary rod 7, a baffle 8, a rigid rope 9, a movable rod 10, a spring 11, a telescopic rod 12, a clamping block 13, a disc 14, a rubber sleeve 15, a fixed rod 16, a fixed plate 17, a threaded rod 18, a second threaded sleeve 19 and a supporting plate 20.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Example 1

Referring to fig. 1-2, a precision lock shaft fixing device comprises a base 1, wherein an inner wall of one side of the base 1 is rotatably connected with a two-way threaded rod 2, the other side of the base 1 is provided with a circular opening, one end of the two-way threaded rod 2 extends to the outside of the base 1 at the circular opening, one end of the two-way threaded rod 2, which is positioned at the outside of the base 1, is fixedly connected with a knob 4, two ends of the rod body, which is positioned at the inside of the base 1, of the two-way threaded rod 2 are respectively in threaded connection with a first threaded sleeve 3, the top ends of the two first threaded sleeves 3 are respectively and fixedly connected with a support rod 5, the top end of the base 1 is provided with a first linear opening, the top ends of the two support rods 5 extend to the outside of the base 1 at the first linear opening, the top ends of the two support rods 5 are respectively and fixedly connected with a disc 14, and three telescopic rods 12 are fixedly connected to the inner wall of the disc 14 at equal intervals, it is three the outside of telescopic link 12 all is equipped with spring 11, and the equal fixedly connected with movable rod 10 of one end of three telescopic link 12, two three second bar opening, three have been seted up to the equal equidistance in one side that disc 14 is close to each other movable rod 10 extends to the outside of disc 14 respectively in three second bar opening department.

Rubber sleeves 15 are sleeved outside one ends of the three movable rods 10, which are positioned outside the disc 14. Two the disc 14 is close to each other one side inner wall all rotates and is connected with dwang 7, and two circular through-hole has all been seted up to the opposite side of two discs 14, two dwang 7 extends to the outside of two discs 14 respectively at two circular through-holes punishment. The rotating rod 7 is located inside the disc 14, and the three rigid ropes 9 are fixedly connected with the outer portion of the rod body at equal intervals and are three, and one end of each rigid rope 9 is fixedly connected with the three movable rods 10 respectively. Dwang 7 is the triangular prism shape, and dwang 7 is in the outside one end fixedly connected with baffle 8 of disc 14, and the outside cover of the body of rod that dwang 7 is in disc 14 outside is equipped with carousel 6, a plurality of draw-in groove has been seted up in the outside of carousel 6, disc 14 is close to the top and the equal fixedly connected with fixture block 13 in bottom of carousel 6 one side, two fixture block 13 all with draw-in groove looks adaptation. Four equal fixedly connected with dead lever 16 in angle departments in bottom of base 1, four the equal fixedly connected with fixed plate 17 in bottom of dead lever 16.

The working principle is as follows: when the lock shaft is fixed, the knob 4 can be twisted, the knob 4 can drive the two first thread sleeves 3 to approach each other by driving the two-way threaded rod 2 to rotate, the two first thread sleeves 3 can drive the two disks 14 to move by the two support rods 5, at the moment, the distance between the two disks 14 can be adjusted according to the length of the lock shaft, then can wrench movement carousel 6, carousel 6 drives dwang 7 and rotates and to twine three rigidity rope 9 in its outside, three rigidity rope 9 stimulates three movable rod 10 to remove and to make the three be close to each other, can adjust the interval of three movable rod 10 according to the specification and the shape of lock axle this moment, it removes to two fixture blocks 13 to adjust after accomplishing to promote carousel 6, utilize two fixture blocks 13 can be with the rigidity of carousel 6, later can be fixed with the both ends of lock axle respectively with the outside rubber sleeve 15 of three movable rod 10.

Example 2

Referring to fig. 3, in this embodiment, compared with embodiment 1, in order to facilitate processing after the lock shaft is fixed, a threaded rod 18 is fixedly connected to the middle of the top end of the base 1, a second threaded sleeve 19 is connected to the outer portion of the top end of the threaded rod 18 through a thread, and a supporting plate 20 is fixedly connected to the top end of the second threaded sleeve 19.

The working principle is as follows: when the lock shaft is fixed, the knob 4 can be twisted, the knob 4 can drive the two bidirectional threaded rods 2 to rotate, so that the two first threaded sleeves 3 can be close to each other, the two first threaded sleeves 3 can drive the two disks 14 to move through the two support rods 5, the distance between the two disks 14 can be adjusted according to the length of the lock shaft, then can wrench movement carousel 6, carousel 6 drives dwang 7 and rotates and can twine three rigidity rope 9 in its outside, three rigidity rope 9 stimulates three movable rod 10 to remove and to make the three be close to each other, can adjust the interval of three movable rod 10 according to the specification and the shape of lock shaft this moment, it removes to between two fixture blocks 13 to adjust after accomplishing promotion carousel 6, utilize two fixture blocks 13 can be with the rigidity of carousel 6, later can be fixed with the both ends of lock shaft respectively with the outside rubber sleeve 15 of three movable rod 10.

In the subsequent lock shaft processing process, when the lock shaft needs to be lifted, the second thread sleeve 19 can be twisted to lift the supporting plate 20, so that the lock shaft is lifted, and when the lock shaft does not need to be used, the second thread sleeve 19 can be reversely twisted to lower the supporting plate 20.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A precision lock shaft fixing device comprises a base (1) and is characterized in that the inner wall of one side of the base (1) is rotatably connected with a two-way threaded rod (2), the other side of the base (1) is provided with a circular opening, one end of the two-way threaded rod (2) extends to the outside of the base (1) at the circular opening, one end of the two-way threaded rod (2) at the outside of the base (1) is fixedly connected with a knob (4), two ends of the outside of a rod body of the two-way threaded rod (2) at the inside of the base (1) are respectively in threaded connection with a first thread sleeve (3), the top ends of the two first thread sleeves (3) are respectively and fixedly connected with a supporting rod (5), the top end of the base (1) is provided with a first strip-shaped opening, the top ends of the two supporting rods (5) extend to the outside of the base (1) at the first strip-shaped opening, and the top ends of the two supporting rods (5) are respectively and fixedly connected with a disk (14), the three telescopic link of inner wall equidistance fixedly connected with (12) of disc (14), it is three the outside of telescopic link (12) all overlaps and is equipped with spring (11), and the equal fixedly connected with movable rod (10) of one end of three telescopic link (12), two the equal equidistance in one side that disc (14) are close to each other has seted up three second bar opening, and is three movable rod (10) extend to the outside of disc (14) in three second bar opening department respectively.

2. A precision lock shaft fixing device according to claim 1, characterized in that the rubber sleeve (15) is sleeved outside one end of each of the three movable rods (10) which is positioned outside the disc (14).

3. The precise lock shaft fixing device according to claim 2, wherein the inner walls of the two disks (14) close to each other are rotatably connected with rotating rods (7), the other sides of the two disks (14) are respectively provided with a circular through hole, and the two rotating rods (7) respectively extend to the outer parts of the two disks (14) at the two circular through holes.

4. A precise lock shaft fixing device according to claim 3, characterized in that three rigid ropes (9) are fixedly connected with the rotating rod (7) at equal intervals outside the rod body inside the disc (14), and one ends of the three rigid ropes (9) are respectively fixedly connected with the three movable rods (10).

5. The precise lock shaft fixing device according to claim 4, wherein the rotating rod (7) is triangular prism-shaped, one end of the rotating rod (7) located outside the disc (14) is fixedly connected with the baffle (8), the rod body of the rotating rod (7) located outside the disc (14) is sleeved with the rotary disc (6), a plurality of clamping grooves are formed in the outer side of the rotary disc (6), clamping blocks (13) are fixedly connected to the top end and the bottom end of the disc (14) close to one side of the rotary disc (6), and the two clamping blocks (13) are matched with the clamping grooves.

6. The precise lock shaft fixing device according to claim 1, wherein the bottom end of the base (1) is fixedly connected with fixing rods (16) at four corners, and the bottom ends of the four fixing rods (16) are fixedly connected with fixing plates (17).

7. A precise lock shaft fixing device according to claim 6, characterized in that a threaded rod (18) is fixedly connected to the middle of the top end of the base (1), a second threaded sleeve (19) is connected to the outer thread of the top end of the threaded rod (18), and a supporting plate (20) is fixedly connected to the top end of the second threaded sleeve (19).