CN214418704U

CN214418704U - Nondestructive thread tightening device

Info

Publication number: CN214418704U
Application number: CN202120058763.7U
Authority: CN
Inventors: 李维国; 李柯岑; 李思岑
Original assignee: Chongqing Hanlir Machinery Manufacturing Co ltd
Current assignee: Chongqing Hanlir Machinery Manufacturing Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-10-19
Anticipated expiration: 2031-01-11

Abstract

The utility model relates to the technical field of tightening devices, in particular to a nondestructive thread tightening device, which comprises a shell, wherein a connecting column is fixed at the upper end of the shell, a ball is movably arranged on the connecting column, a rotating rod is fixed at one end of the ball, a contraction rod is movably arranged at the other end of the rotating rod, a plurality of reset springs are arranged on the inner wall of the upper end of the shell, and the other end of each reset spring is connected with an auxiliary rod, the reset spring is connected with the auxiliary rod, the auxiliary rod can be jointed with a screw when the screw comes in, an iron column below the screw can be fixed through a fixing device to be tightened, when the screw is tightened, the rotation of 90 degrees can be carried out through the torsion of the rotating rod, the labor is saved in the process of screwing the screw, the practicability of equipment is improved, and the contraction rod can be contracted in the connecting column, so that the storage volume of the equipment is saved, the convenience of carrying is provided for users, and the practicability is high.

Description

Nondestructive thread tightening device

Technical Field

The utility model relates to a screw up technical field, particularly, relate to a not damaged screw thread screws up device.

Background

Threaded connection is a widely used detachable fixed connection, has advantages such as simple structure, connect reliably, install and remove the convenience, and a large amount of equipment need be through threaded connection, in the automatic assembly field, need quick, efficient screw tightening.

However, the above solution has the following disadvantages in use: firstly, when an external thread pipe or an external thread column is assembled, the external thread pipe or the external thread column is full external threads on the circumferential surface, so that the external thread pipe or the external thread column has no stress point, the threads can be damaged by using a traditional clamping tool, time and labor are wasted in the process of screwing the threads, and the screwing efficiency is low. And secondly, a tool for screwing the bolt is usually carried about, and most of the thread screwing devices are too large in size, difficult to carry and low in practicability.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a not damaged screw thread tightening device can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the non-damage thread tightening device comprises a shell, wherein a connecting column is fixed to the upper end of the shell, balls are movably arranged on the connecting column, a rotating rod is fixed to one end of each ball, a contraction rod is movably arranged at the other end of each rotating rod, a plurality of reset springs are arranged on the inner wall of the upper end of the shell, and the other ends of the reset springs are connected with auxiliary rods.

Preferably, the left end and the right end of the shell are both connected with fixing columns, the lower sides of the two fixing columns are provided with connecting rods in a sliding mode, the other end of each connecting rod is connected with a fixing device, and the two fixing devices are movably inserted into the left side and the right side of the shell in a penetrating mode.

Preferably, the fixing device comprises a short rod, a movable plate is fixed at the right end of the short rod, two clamping jaws are movably arranged at the other end of the movable plate, and the two clamping jaws are symmetrically distributed.

Preferably, the right side of the movable plate is provided with a first sliding chute, the left side of the movable plate is provided with a second sliding seam, the movable plate is movably arranged inside the movable plate and is provided with two movable columns, the two movable columns are movably matched with the second sliding seam, the right end of the second sliding seam is connected with two clamping jaws, and the left ends of the two movable columns are movably matched with the first sliding seam arranged at the left end of the short rod and penetrate through the left end of the short rod.

Preferably, the two movable columns are fixedly inserted with screw rods, and four bolts are movably arranged on the screw rods and used for matching and fixing the movable columns.

Preferably, a third sliding seam is arranged at the upper end of the fixed column, a second sliding chute is arranged at the lower end of the fixed column, a connecting pin is arranged on the third sliding seam, and the second sliding chute is used for being matched with and movably provided with a connecting rod.

Preferably, a first magnet is fixed on the inner wall of one end of the rotating rod, a second magnet is fixed on one end of the contraction rod, a clamping column is movably arranged at the upper end of the rotating rod, the clamping column corresponds to a clamping groove formed in the contraction rod, and a limiting column is integrally arranged on the contraction rod.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) reset spring is connected with the structure of auxiliary rod through can laminating the screw when the screw comes in, can the iron prop below the fixed screw through fixing device and turn round tightly, has solved because external screw thread pipe or screw thread post are full external screw thread on the periphery, and no stress point, the difficulty of screwing up has protected the structure of screwed pipe self, has improved the practicality of equipment, makes the efficiency improvement of screwing up the screw thread.

(2) Be equipped with the spliced pole on the shell and can be connected with the rotary rod through the ball, when turning round tightly, through twisting reverse the rotary rod, can carry out 90 rotatory laborsaving at the in-process of twisting the screw thread, improved the practicality of equipment, and the shrink pole can shrink in the spliced pole, saved the volume that equipment was deposited, person of facilitating the use's carries, and the practicality is high.

Drawings

Fig. 1 is a schematic view of the overall structure of a nondestructive screw tightening device of the present invention;

fig. 2 is a schematic structural view of a fixing device of a nondestructive screw tightening device according to the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 1 of a nondestructive thread tightening device of the present invention;

fig. 4 is a schematic structural view of the retracting rod and the rotating rod of the nondestructive thread tightening device of the present invention.

In the figure: 1. a retracting lever; 2. rotating the rod; 3. a ball bearing; 4. connecting columns; 5. a return spring; 6. an auxiliary lever; 7. fixing a column; 8. a connecting rod; 9. a housing; 10. a fixing device; 11. a screw rod; 12. a bolt; 13. a short bar; 14. a movable post; 15. a movable plate; 16. a first chute; 17. a claw; 18. a first sliding seam; 19. a second sliding seam; 20. a connecting pin; 21. a third sliding seam; 22. a second chute; 23. a first iron absorbing stone; 24. a second magnet; 25. a card slot; 26. clamping the column; 27. a limiting column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.

Examples

As shown in fig. 1 to 4, a damage-free screw tightening device includes a housing 9, a connection post 4 is fixed to an upper end of the housing 9, balls 3 are movably mounted on the connection post 4, a rotation rod 2 is fixed to one end of the balls 3, a contraction rod 1 is movably mounted to the other end of the rotation rod 2, a plurality of return springs 5 are mounted to an inner wall of the upper end of the housing 9, and an auxiliary rod 6 is connected to the other end of each return spring 5.

According to the above technical scheme, be equipped with spliced pole 4 on shell 9 and can be connected with rotary rod 2 through ball 3, when twisting tightly, can carry out 90 rotations through twisting rotary rod 2, it is laborsaving at the in-process of twisting the screw thread, the practicality of equipment has been improved, reset spring 5 is connected with auxiliary rod 6 and can laminates the structure of screw when the screw comes in through twisting tightly the iron prop below fixing device 10 can the fixed screw, solved because external thread pipe or screw thread post are full external screw thread on the periphery, there is not the point of strength, the difficulty of screwing up, the structure of screwed pipe self has been protected, the practicality of equipment has been improved, the efficiency of messenger's tightening screw thread improves.

It should be noted that both ends all are connected with fixed column 7 about shell 9, and the downside of two fixed columns 7 all slides and settles and have connecting rod 8, and the other end of every connecting rod 8 all is connected with fixing device 10, and the equal activity of two fixing device 10 alternates in the left and right sides of shell 9, can fix the screwed pipe through fixing device 10, and through the activity of connecting rod 8, can adjust the distance between the fixing device 10, can be applicable to the model of different screwed pipes, has improved the practicality of equipment.

In order to enable the fixing device to be tightly attached to the threaded pipe, the fixing device 10 comprises a short rod 13, a movable plate 15 is fixed at the right end of the short rod 13, two clamping jaws 17 are movably arranged at the other end of the movable plate 15, the two clamping jaws 17 are symmetrically distributed, the clamping jaws 17 can adjust the distance between the clamping jaws 17 through a movable column 14, a screw structure is convenient to fix, and the bolt is more convenient to tighten.

Wherein, the right side of fly leaf 15 is equipped with first spout 16 for movable jack catch 17, fly leaf 15 left side is equipped with second sliding joint 19, fly leaf 15 inside activity is settled there are two movable posts 14, two movable posts 14 cooperation activities all are connected with two jack catches 17 at its right-hand member of second sliding joint 19, it alternates at the quarter butt 13 left end on setting up the first sliding joint 18 at the quarter butt 13 left end in two movable post 14 left end cooperation activities, can alternate the interval of jack catch 17 through adjustment movable post 14, can adapt to different screwed pipes, the practicality of equipment has been improved.

During specific design, the two movable columns 14 are fixedly inserted with the screw rods 11, the four bolts 12 are movably arranged on the screw rods 11 and used for matching with the fixed movable columns 14, the distance between the bolts 12 is adjusted, the bolts are fixed through the screw rods 11, and the equipment can be stably screwed in the bolt screwing process.

It can be understood that in this application, the upper end of fixed column 7 is equipped with third smooth seam 21, and the lower extreme of fixed column 7 is equipped with second spout 22, and it has connecting pin 20 to settle on the third smooth seam 21, and second spout 22 is used for the cooperation activity to have connecting rod 8 for swing joint pole 8 to drive fixing device 10, prevent to damage the screwed pipe when screwing up the screwed pipe.

When specifically designing, be fixed with first magnet 23 on the inner wall of rotary rod 2 one end, the one end of shrink pole 1 is fixed with second magnet 24, through the inter attraction between first magnet 23 and the second magnet 24, the stability between shrink pole 1 has been guaranteed, the upper end activity arrangement of rotary rod 2 has card post 26, the draw-in groove 25 that is equipped with on card post 26 and the shrink pole 1 is corresponding, the integration is equipped with spacing post 27 on the shrink pole 1, fix between draw-in groove 25 through card post 26, the stability between the shrink pole 1 has been guaranteed, the practicality of equipment has been improved.

The operating principle of the damage-free thread tightening device is as follows: the shell 9 is provided with a connecting column 4 which can be connected with a rotary rod 2 through a ball 3, when the screw is screwed, 90-degree rotation can be carried out by twisting the rotary rod 2, labor is saved in the process of screwing the screw, the practicability of the equipment is improved, the reset spring 5 is connected with an auxiliary rod 6 which can be jointed with the screw when the screw comes in, the screw can be screwed through the iron columns below the fixed screw through a fixing device 10, the lower sides of two fixed columns 7 are provided with connecting rods 8 in a sliding way, the other end of each connecting rod 8 is connected with a fixing device 10, the two fixing devices 10 are movably inserted at the left side and the right side of the shell 9, the screwed pipe can be fixed through the fixing device 10, the distance between the fixing devices 10 can be adjusted through the movement of the connecting rods 8, the screw can be suitable for the models of different screwed pipes, a first iron absorbing stone 23 is fixed on the inner wall at one end of the rotary rod 2, shrink pole 1's one end is fixed with second magnet 24, through the inter attraction between first magnet 23 and the second magnet 24, guaranteed the stability between shrink pole 1, the upper end activity of rotary rod 2 is settled there is card post 26, the draw-in groove 25 that is equipped with on card post 26 and the shrink pole 1 is corresponding, the integration is equipped with spacing post 27 on the shrink pole 1, fix between draw-in groove 25 through card post 26, the stability between the shrink pole 1 has been guaranteed, the practicality of equipment has been improved.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a not damaged screw thread tightening device, includes shell (9), its characterized in that: the utility model discloses a portable electronic device, including shell (9), spliced pole (4) are fixed with to shell (9) upper end, movable arrangement has ball (3) on spliced pole (4), the one end of ball (3) is fixed with rotating rod (2), movable arrangement has shrink pole (1) on the other end of rotating rod (2), it has a plurality of reset spring (5) to settle on the inner wall of shell (9) upper end, every the other end of reset spring (5) all is connected with auxiliary rod (6).

2. The atraumatic threading device of claim 1, characterized by: the left end and the right end of the shell (9) are both connected with fixing columns (7), the lower sides of the two fixing columns (7) are provided with connecting rods (8) in a sliding mode, the other end of each connecting rod (8) is connected with a fixing device (10), and the two fixing devices (10) are movably inserted into the left side and the right side of the shell (9).

3. The atraumatic thread tightening apparatus of claim 2, wherein: the fixing device (10) comprises a short rod (13), a movable plate (15) is fixed at the right end of the short rod (13), two clamping jaws (17) are movably arranged at the other end of the movable plate (15), and the two clamping jaws (17) are symmetrically distributed.

4. The atraumatic thread tightening apparatus of claim 3, wherein: the right side of fly leaf (15) is equipped with first spout (16), fly leaf (15) left side is equipped with second smooth seam (19), fly leaf (15) inside activity arrangement has two movable post (14), two movable post (14) cooperation activity all is connected with two jack catchs (17) at its right-hand member of second smooth seam (19), two it alternates at quarter butt (13) left end to move about in the cooperation of activity post (14) left end on setting up first smooth seam (18) at quarter butt (13) left end.

5. The atraumatic threading device of claim 4, characterized by: the two movable columns (14) are fixedly inserted with screw rods (11), and four bolts (12) are movably arranged on the screw rods (11) and used for matching and fixing the movable columns (14).

6. The atraumatic thread tightening apparatus of claim 2, wherein: the upper end of the fixed column (7) is provided with a third sliding seam (21), the lower end of the fixed column (7) is provided with a second sliding chute (22), the third sliding seam (21) is provided with a connecting pin (20), and the second sliding chute (22) is used for being matched with a connecting rod (8) in a movable mode.

7. The atraumatic threading device of claim 1, characterized by: be fixed with first magnet (23) on the inner wall of rotary rod (2) one end, the one end of shrink pole (1) is fixed with second magnet (24), the upper end activity of rotary rod (2) is settled there is card post (26), card post (26) are corresponding with draw-in groove (25) that are equipped with on shrink pole (1), the integration is equipped with spacing post (27) on shrink pole (1).