CN215510793U - Automatic tightening device for steel bar sleeve - Google Patents
Automatic tightening device for steel bar sleeve Download PDFInfo
- Publication number
- CN215510793U CN215510793U CN202121859045.6U CN202121859045U CN215510793U CN 215510793 U CN215510793 U CN 215510793U CN 202121859045 U CN202121859045 U CN 202121859045U CN 215510793 U CN215510793 U CN 215510793U
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- shell
- sleeve
- steel bar
- screwing
- jaw
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Abstract
The utility model discloses an automatic steel bar sleeve screwing device which comprises a shell, a sleeve screwing assembly and a steel bar fixing assembly, wherein the sleeve screwing assembly comprises a sleeve screwing head and a sleeve screwing head; the sleeve screwing assembly is arranged in the shell, and one end of the sleeve screwing assembly extends out of the shell; the reinforcing steel bar fixing devices are symmetrically arranged on two sides of the shell; the sleeve screwing assembly comprises a screwing wrench, a ball screw and a driving motor, the driving motor is arranged inside the shell, the driving motor is meshed with the ball screw through a gear to form a transmission structure, and the output end of the ball screw is rotatably connected with one end of the screwing wrench. Compared with the prior art, the utility model has the advantages that: can keep the reinforcing bar fixed through rotatory sleeve, the reinforcing bar of expansion screws up mechanical equipment's use scene, has saved workman's physical power, has improved work efficiency.
Description
Technical Field
The utility model relates to the technical field of civil engineering, in particular to an automatic tightening device for a steel bar sleeve.
Background
The steel bar mechanical connection is a connection method for transmitting the force in one steel bar to the other steel bar through the mechanical engagement action of the steel sleeve. At present, most of the mechanical connection and tightening of the steel bars are performed by workers who use a steel bar wrench to rotate, physical power is consumed very much, efficiency is not high, the existing mechanical connection and tightening device of the steel bars provides rotation power for one steel bar, the other steel bar is fixed on a structure, the mechanical connection and tightening device of the steel bars is not suitable for the situation that the secondary lining steel bars in a tunnel have radians, and in addition, the existing automatic tightening device of the steel bars is large in size, and no working space exists under the situation that the distance between the steel bars is particularly small.
The technical problems reflected above are therefore a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automatic reinforcing steel bar sleeve screwing device, which solves the problems that the conventional reinforcing steel bar sleeve screwing device needs a fixed reinforcing steel bar and needs an operation space due to overlarge volume.
In order to realize the purpose, the following technical scheme is adopted: the automatic steel bar sleeve screwing device comprises a shell, a sleeve screwing assembly and a steel bar fixing assembly;
the sleeve screwing assembly is arranged in the shell, and one end of the sleeve screwing assembly extends out of the outer side of the shell; the reinforcing steel bar fixing devices are symmetrically arranged on two sides of the shell;
the sleeve screwing assembly comprises a screwing wrench, a ball screw and a driving motor, the driving motor is arranged inside the shell, the driving motor is meshed with the ball screw through a gear to form a transmission structure, and the output end of the ball screw is connected with one end of the screwing wrench in a rotating mode.
As an improvement, the reinforcing bar fixing component comprises a fixed jaw, a movable jaw and a rotary wrench, the side face of the fixed jaw is fixedly connected with the shell, the rear end of the movable jaw is rotatably connected with the fixed jaw, and the rear end of the movable jaw is fixedly connected with the rotary wrench.
As an improvement, it includes the transfer line, rotary jaw and elasticity are kept silent to revolve wrong spanner, the one end of transfer line is rotated with ball screw's output and is connected, the other end and the rotary jaw of transfer line are rotated and are connected, the rear end that elasticity was kept silent is provided with the dwang, the dwang outside is around being provided with the spring.
As an improvement, an arc-shaped fixer is arranged on the outer side of the shell, a pressure spring bolt is arranged in the rotary wrench, and the pressure spring bolt and the arc-shaped fixer are matched to form a locking structure.
As a modification, a handle is arranged outside the shell.
Compared with the prior art, the utility model has the advantages that: can keep the reinforcing bar fixed through rotatory sleeve, the reinforcing bar of expansion screws up mechanical equipment's use scene, has saved workman's physical power, has improved work efficiency.
Drawings
Fig. 1 is a front view of an automatic reinforcing bar sleeve tightening apparatus according to the present invention.
Fig. 2 is a left side view of the automatic reinforcing bar sleeve tightening apparatus according to the present invention.
Fig. 3 is a plan view of the automatic reinforcing bar sleeve tightening apparatus according to the present invention.
Fig. 4 is a perspective view of the automatic reinforcing bar sleeve tightening apparatus according to the present invention.
Fig. 5 is a sectional view a-a of the automatic reinforcing bar sleeve tightening apparatus according to the present invention.
As shown in the figure: 1. the device comprises a shell, 2, a sleeve screwing component, 3, a steel bar fixing component, 4, a screwing wrench, 5, a ball screw, 6, a driving motor, 7, a fixed jaw, 8, a movable jaw, 9, a rotating wrench, 10, a transmission rod, 11, a rotating jaw, 12, an elastic jaw, 13, a rotating rod, 14, a spring, 15, an arc-shaped fixer, 16, a pressure lock tongue, 17 and a handle.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "vertical", "circumferential", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
With reference to fig. 1-5, the automatic steel bar sleeve screwing device comprises a shell 1, a sleeve screwing assembly 2 and a steel bar fixing assembly 3;
the sleeve screwing component 2 is arranged inside the shell 1, and one end of the sleeve screwing component extends out of the shell 1; the reinforcing steel bar fixing devices are symmetrically arranged at two sides of the shell 1;
the subassembly 2 is screwed up to the sleeve is including revolving wrench 4, ball screw 5 and driving motor 6 soon, driving motor 6 sets up inside casing 1, driving motor 6 constitutes transmission structure through gear engagement and ball screw 5, ball screw 5's output is rotated with the one end of revolving wrench 4 and is connected.
As the improvement, the reinforcing bar fixed subassembly 3 includes fixed jaw 7, movable jaw 8 and rotates spanner 9, the side and the casing 1 fixed connection of fixed jaw 7, the rear end and the fixed jaw 7 of movable jaw 8 rotate to be connected, the rear end and the rotation spanner 9 fixed connection of movable jaw 8.
It includes transfer line 10, rotary jaw 11 and elasticity and keeps silent 12 to revolve wrong spanner 4, the one end of transfer line 10 rotates with ball screw 5's output to be connected, the other end and the rotary jaw 11 of transfer line 10 rotate to be connected, the rear end that elasticity kept silent 12 is provided with dwang 13, the dwang 13 outside is around being provided with spring 14.
An arc-shaped fixer 15 is arranged on the outer side of the shell 1, a pressure bolt 16 is arranged in the rotary wrench 9, and the pressure bolt 16 and the arc-shaped fixer 15 are matched to form a locking structure.
A handle 17 is arranged outside the housing 1.
When the automatic tightening device is implemented, the two ends of the steel bar sleeve are respectively inserted into the steel bars, and then the automatic tightening device is aligned with the steel bar sleeve. Utilize the fixed subassembly 3 of reinforcing bar of casing 1 both sides to aim at two reinforcing bars respectively, the sleeve screws up subassembly 2 and aims at the reinforcing bar sleeve.
The wrench 9 is then turned by squeezing it hard to disengage the pressure bolt 16 from the notch in the arc 15. Meanwhile, the rotary wrench 9 is rotated to drive the movable jaw 8, so that the fixed jaw 7 and the movable jaw 8 clamp the steel bar. After the steel bar is clamped, the rotary wrench 9 is loosened, so that the pressure bolt 16 is ejected out to be fixed with the notch on the arc-shaped fixer 15.
And then, starting the driving motor 6, driving the ball screw 5 by the driving motor 6 through gear transmission, and driving the transmission rod 10 to rotate up and down by the ball nut on the ball screw 5. The other end of the transmission rod 10 drives the rotating wrench 9 to rotate the steel bar sleeve in a single direction. When the ball nut moves downwards, the rotating jaw 11 drives the steel bar sleeve to rotate and drives the elastic jaw 12 to rotate in the same direction, and the rotating rod 13 on the elastic jaw 12 compresses the spring 14. When the ball nut moves upward, the spring 14 urges the resilient jaws 12 to return.
Finally, after the tightening operation is completed, the rotary wrench 9 is tightly held with force, so that the pressure bolt 16 is separated from the notch on the arc-shaped fixer 15, and the reinforcing steel bars at the two ends are loosened.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. Automatic tightening device of steel bar sleeve screws up subassembly (2) and fixed subassembly of reinforcing bar (3), its characterized in that including casing (1), sleeve:
the sleeve screwing component (2) is arranged in the shell (1), and one end of the sleeve screwing component extends out of the shell (1); the reinforcing steel bar fixing assemblies are symmetrically arranged on two sides of the shell (1);
the sleeve screwing assembly (2) comprises a screwing wrench (4), a ball screw (5) and a driving motor (6), the driving motor (6) is arranged inside the shell (1), the driving motor (6) and the ball screw (5) form a transmission structure through gear engagement, and the output end of the ball screw (5) is connected with one end of the screwing wrench (4) in a rotating mode.
2. The automatic tightening device for reinforcing steel bar sleeves according to claim 1, wherein: subassembly (3) is fixed to reinforcing bar is including regular jaw (7), movable vice jaw (8) and rotation spanner (9), the side and casing (1) fixed connection of regular jaw (7), the rear end and the regular jaw (7) of movable vice jaw (8) rotate to be connected, the rear end and the rotation spanner (9) fixed connection of movable vice jaw (8).
3. The automatic tightening device for reinforcing steel bar sleeves according to claim 1, wherein: twist spanner (4) including transfer line (10), rotary jaw (11) and elasticity and keep silent (12), the one end of transfer line (10) is rotated with the output of ball screw (5) and is connected, the other end and the rotary jaw (11) of transfer line (10) are rotated and are connected, the rear end that elasticity was kept silent (12) is provided with dwang (13), dwang (13) outside is around being provided with spring (14).
4. The automatic tightening device for reinforcing steel bar sleeves according to claim 2, wherein: the locking device is characterized in that an arc-shaped fixer (15) is arranged on the outer side of the shell (1), a pressure bolt (16) is arranged in the rotary wrench (9), and the pressure bolt (16) is matched with the arc-shaped fixer (15) to form a locking structure.
5. The automatic tightening device for reinforcing steel bar sleeves according to claim 1, wherein: a handle (17) is arranged on the outer side of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121859045.6U CN215510793U (en) | 2021-08-10 | 2021-08-10 | Automatic tightening device for steel bar sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121859045.6U CN215510793U (en) | 2021-08-10 | 2021-08-10 | Automatic tightening device for steel bar sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215510793U true CN215510793U (en) | 2022-01-14 |
Family
ID=79790381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121859045.6U Active CN215510793U (en) | 2021-08-10 | 2021-08-10 | Automatic tightening device for steel bar sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215510793U (en) |
-
2021
- 2021-08-10 CN CN202121859045.6U patent/CN215510793U/en active Active
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