CN209830511U

CN209830511U - Thread tapping device for steel pipe end of scaffold in building engineering

Info

Publication number: CN209830511U
Application number: CN201920538861.3U
Authority: CN
Inventors: 吴涛
Original assignee: Hubei Yitao Construction Co Ltd
Current assignee: Yitao Construction Group Co.,Ltd.
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2019-12-24
Anticipated expiration: 2029-04-19

Abstract

The utility model provides a thread tapping device for the end of a steel pipe of a scaffold in constructional engineering, which comprises a frame, wherein chute rails which are oppositely arranged are fixed at the edge of the top of the frame, and clamping and fixing devices for clamping the steel pipe are supported and installed on the chute rails through a sliding mechanism; the tapping die is characterized in that a transverse supporting rod is arranged at one end of the top of the rack, bearing seats are fixed on the transverse supporting rod, a main shaft is supported and installed between the bearing seats, a tapping die head is installed at one end of the main shaft, and the other end of the main shaft is connected with a power mechanism for driving the main shaft to rotate. This chasing bar can be arranged in the tapping operation of scaffold steel pipe end in the job site, and then great improvement the convenience of its tapping.

Description

Thread tapping device for steel pipe end of scaffold in building engineering

Technical Field

The utility model relates to a construction frock technical field, in particular to building engineering scaffold steel pipe end screw thread chasing bar.

Background

In the building construction process, a scaffold needs to be erected, a large number of steel pipes need to be used in the erecting process of the scaffold, external threads need to be machined at the ends of the steel pipes in order to realize direct butt joint of the steel pipes, the steel pipes are connected with internal threads of a butt nut sleeve through the external threads, and then the two steel pipes are conveniently butted, but the ends of the steel pipes of the existing scaffold are all optical axis sections, and in order to ensure butt joint between the steel pipes and the scaffold, the external threads need to be machined at the ends of the steel pipes, so that the connection reliability is ensured; however, no existing machining equipment exists in a construction site, tapping operation cannot be performed, and a simple construction site tapping device needs to be designed.

SUMMERY OF THE UTILITY MODEL

For solving above technical problem, the utility model provides a building engineering scaffold steel pipe end screw thread chasing bar, this chasing bar can be arranged in the tapping operation of job site scaffold steel pipe end, and then great improvement the convenience of its tapping.

In order to realize the technical characteristics, the purpose of the utility model is realized as follows: the thread tapping device for the end of the steel pipe of the scaffold in the building engineering comprises a rack, wherein sliding chute rails which are oppositely arranged are fixed on the edge of the top of the rack, and a clamping and fixing device for clamping the steel pipe is supported and installed on the sliding chute rails through a sliding mechanism; the tapping die is characterized in that a transverse supporting rod is arranged at one end of the top of the rack, bearing seats are fixed on the transverse supporting rod, a main shaft is supported and installed between the bearing seats, a tapping die head is installed at one end of the main shaft, and the other end of the main shaft is connected with a power mechanism for driving the main shaft to rotate.

The sliding mechanism comprises a sliding plate, the sliding plate is fixedly mounted on a supporting shaft, pulleys are mounted at two ends of the supporting shaft, and the pulleys and the sliding groove rails form sliding fit.

The clamping and fixing device comprises a bottom positioning plate, a V-shaped groove is machined in the center of the top of the bottom positioning plate, a top clamping block is arranged right above the V-shaped groove and fixed to the top of the sliding plate, a locking screw is fixed to the top of the top clamping block and in threaded transmission fit with a threaded sleeve in the center of the top of the door-shaped frame, and a rotating shaft handle is fixedly mounted at the top of the locking screw; the door-shaped frame is supported and installed at the center of the top of the sliding plate.

The power mechanism comprises a motor, the motor is fixedly mounted on a motor base, the motor base is fixedly mounted at the bottom of the rack, a main shaft of the motor is provided with a driving belt wheel, the driving belt wheel is in meshing transmission with a driven belt wheel through a belt, and the driven belt wheel is fixedly mounted on the main shaft.

The motor is connected with the motor controller through a signal wire.

A reinforcing rod is fixed at the bottom of the end of the sliding groove rail, and a limiting column penetrates through and is fixed on the sliding groove rail.

The utility model discloses there is following beneficial effect:

1. through adopting the chasing bar of above-mentioned structure, can be arranged in the external screw thread tapping operation of scaffold steel pipe end in the job site, in concrete use, through power unit drive main shaft, rotate by main shaft drive tapping die head again, contact through tapping die head and the steel pipe end of fixing on pressing from both sides tight fixing device, and then realize the tapping operation of steel pipe end, its convenient to use, the operation is edited, and the preparation is convenient moreover.

2. Through the tight fixing device of clamp of above-mentioned structure, can be used for pressing from both sides tightly fixedly with the steel pipe of treating the tapping, at the tight in-process of clamp, will treat the steel pipe location of tapping on V type groove, through manual rotation turning handle again, through turning handle drive locking screw, through the tight piece of locking screw drive top clamp, and then press from both sides tight piece through the top and press from both sides the tight piece with the steel pipe clamp and fix a position on V type groove.

3. Power unit through above-mentioned structure can provide power, in the course of the work, through motor drive driving pulley, again by the cooperation drive driven pulleys between driving pulley and the belt, and then rotate through driven pulleys drive main shaft, finally drive tapping die head through the main shaft, finally realize its tapping operation.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a three-dimensional view of a first viewing angle of the present invention.

Fig. 2 is a three-dimensional view of a second viewing angle of the present invention.

In the figure: the device comprises a rack 1, a reinforcing rod 2, a limiting column 3, a sliding chute track 4, a sliding plate 5, a supporting shaft 6, a pulley 7, a bottom positioning plate 8, a V-shaped groove 9, a top clamping block 10, a locking screw rod 11, a rotating shaft handle 12, a threaded sleeve 13, a door-shaped frame 14, a tapping die head 15, a main shaft 16, a bearing seat 17, a transverse supporting rod 18, a driven belt wheel 19, a belt 20, a driving belt wheel 21, a motor base 22, a motor controller 23, a signal wire 24 and a motor 25.

Detailed Description

The following describes embodiments of the present invention with reference to the accompanying drawings.

Referring to fig. 1-2, the thread tapping device for the end of the steel pipe of the scaffold in the building engineering comprises a rack 1, wherein chute rails 4 which are oppositely arranged are fixed on the top edge of the rack 1, and a clamping and fixing device for clamping the steel pipe is supported and installed on the chute rails 4 through a sliding mechanism; the tapping die is characterized in that a transverse supporting rod 18 is arranged at one end of the top of the rack 1, bearing blocks 17 are fixed on the transverse supporting rod 18, a main shaft 16 is supported and installed between the bearing blocks 17, a tapping die head 15 is installed at one end of the main shaft 16, and the other end of the main shaft 16 is connected with a power mechanism for driving the main shaft to rotate. Through adopting the chasing bar of above-mentioned structure, can be arranged in the external screw thread tapping operation of scaffold steel pipe end in the job site, in concrete use, through power unit drive main shaft 16, rotate by 16 drive tapping die heads 15 of main shaft again, contact with the steel pipe end of fixing on pressing from both sides tight fixing device through tapping die head 15, and then realize the tapping operation of steel pipe end, its convenient to use, the operation is edited, and the preparation is convenient moreover.

Further, slide mechanism includes slide plate 5, slide plate 5 fixed mounting is on back shaft 6, pulley 7 is installed at the both ends of back shaft 6, pulley 7 constitutes sliding fit with spout track 4. The sliding mechanism with the structure can ensure that the sliding mechanism slides along the sliding chute track 4, and further ensure that the sliding mechanism provides a feeding action in the tapping process.

Further, the clamping and fixing device comprises a bottom positioning plate 8, a V-shaped groove 9 is machined in the center of the top of the bottom positioning plate 8, a top clamping block 10 is arranged right above the V-shaped groove 9, the top clamping block 10 is fixed to the top of the sliding plate 5, a locking screw 11 is fixed to the top of the top clamping block 10, the locking screw 11 and a threaded sleeve 13 in the center of the top of the door-shaped frame 14 form threaded transmission fit, and a rotating shaft handle 12 is fixedly installed at the top of the locking screw 11; the door-shaped frame 14 is supported and installed at the top center position of the sliding plate 5. Through the tight fixing device of clamp of above-mentioned structure, can be used for pressing from both sides the steel pipe of treating the tapping and press from both sides tightly fixedly, at the tight in-process of clamp, will treat the steel pipe location of tapping on V type groove 9, rethread manual rotation turning handle 12, through turning handle 12 drive locking screw 11, through locking screw 11 drive top clamp tight piece 10, and then press from both sides tight piece 10 through the top and press from both sides the tight location of steel pipe clamp on V type groove 9.

Further, the power mechanism comprises a motor 25, the motor 25 is fixedly mounted on a motor base 22, the motor base 22 is fixedly mounted at the bottom of the frame 1, a driving pulley 21 is mounted on a main shaft of the motor 25, the driving pulley 21 is in meshing transmission with a driven pulley 19 through a belt 20, and the driven pulley 19 is fixedly mounted on the main shaft 16. The power mechanism with the structure can provide power, in the working process, the motor 25 drives the driving belt wheel 21, the driven belt wheel 19 is driven by the matching between the driving belt wheel 21 and the belt 20, the driven belt wheel 19 drives the main shaft 16 to rotate, and finally the main shaft 16 drives the tapping die head 15 to finally realize the tapping operation.

Further, the motor 25 is connected to the motor controller 23 through a signal line 24. The store 25 can be controlled by the motor controller 23 described above.

Furthermore, a reinforcing rod 2 is fixed at the bottom of the end of the sliding chute track 4, and a limiting column 3 is fixed on the sliding chute track 4 in a penetrating manner. The limiting column 3 with the structure can limit the sliding mechanism and prevent the sliding mechanism from separating from the chute track 4.

The utility model discloses a use as follows:

firstly, supporting a steel pipe to be tapped in a V-shaped groove 9, manually rotating a rotating handle 12, driving a locking screw 11 through the rotating handle 12, driving a top clamping block 10 through the locking screw 11, and clamping and positioning the steel pipe on the V-shaped groove 9 through the top clamping block 10;

then, starting the motor 25, driving the driving belt wheel 21 through the motor 25, driving the driven belt wheel 19 through the matching between the driving belt wheel 21 and the belt 20, further driving the main shaft 16 to rotate through the driven belt wheel 19, and driving the tapping die head 15 through the main shaft 16;

finally, the clamped steel pipe is manually pushed and fitted to the tapping die head 15, and the end of the steel pipe is tapped by the tapping die head 15.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.

Claims

1. Building engineering scaffold steel pipe end screw thread chasing bar, its characterized in that: the steel pipe clamping device comprises a rack (1), wherein sliding chute rails (4) which are oppositely arranged are fixed on the edge of the top of the rack (1), and a clamping and fixing device for clamping a steel pipe is supported and installed on the sliding chute rails (4) through a sliding mechanism; the top one end of frame (1) is provided with horizontal support pole (18), be fixed with bearing frame (17) on horizontal support pole (18), support between bearing frame (17) and install main shaft (16), tapping die head (15) are installed to the one end of main shaft (16), the other end of main shaft (16) links to each other with the power unit that is used for driving its pivoted.

2. The thread tapping device for the end of the steel pipe of the construction engineering scaffold according to claim 1, wherein: slide mechanism is including slide plate (5), slide plate (5) fixed mounting is on back shaft (6), pulley (7) are installed at the both ends of back shaft (6), pulley (7) constitute sliding fit with spout track (4).

3. The thread tapping device for the end of the steel pipe of the construction engineering scaffold according to claim 1, wherein: the clamping and fixing device comprises a bottom positioning plate (8), a V-shaped groove (9) is machined in the center of the top of the bottom positioning plate (8), a top clamping block (10) is arranged right above the V-shaped groove (9), the top clamping block (10) is fixed to the top of the sliding plate (5), a locking screw rod (11) is fixed to the top of the top clamping block (10), the locking screw rod (11) is in threaded transmission fit with a threaded sleeve (13) in the center of the top of the door-shaped frame (14), and a rotating shaft handle (12) is fixedly installed at the top of the locking screw rod (11); the door-shaped frame (14) is supported and installed at the center of the top of the sliding plate (5).

4. The thread tapping device for the end of the steel pipe of the construction engineering scaffold according to claim 1, wherein: the power mechanism comprises a motor (25), the motor (25) is fixedly mounted on a motor base (22), the motor base (22) is fixedly mounted at the bottom of the rack (1), a driving pulley (21) is mounted on a main shaft of the motor (25), the driving pulley (21) is in meshing transmission with a driven pulley (19) through a belt (20), and the driven pulley (19) is fixedly mounted on a main shaft (16).

5. The thread tapping device for the end of the steel pipe of the construction engineering scaffold according to claim 4, wherein: the motor (25) is connected with the motor controller (23) through a signal wire (24).

6. The thread tapping device for the end of the steel pipe of the construction engineering scaffold according to claim 1, wherein: a reinforcing rod (2) is fixed to the bottom of the end of the sliding groove rail (4), and a limiting column (3) penetrates through and is fixed to the sliding groove rail (4).