CN216397565U - Traction mechanism between pipe drawing units - Google Patents
Traction mechanism between pipe drawing units Download PDFInfo
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- CN216397565U CN216397565U CN202122226740.5U CN202122226740U CN216397565U CN 216397565 U CN216397565 U CN 216397565U CN 202122226740 U CN202122226740 U CN 202122226740U CN 216397565 U CN216397565 U CN 216397565U
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- fixed seat
- cantilever
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Abstract
A traction mechanism between pipe drawing units comprises a base, a cantilever is arranged on the base, a driving part for driving the cantilever to rotate is arranged on the base, a traction part is arranged at the end of the cantilever, the traction part comprises a fixed seat, a first air cylinder and a clamping device, the fixed seat is fixed at the end of the cantilever, the first air cylinder is fixed at one side of the fixed seat, the clamping device is rotationally connected with the fixed seat and comprises a supporting frame, a second air cylinder and a clamp assembly are arranged on the supporting frame, a piston rod of the second cylinder is connected with the clamp assembly and drives the clamp assembly to open or close, the piston rod of the first cylinder is connected with the support frame, the support frame can be driven to rotate relative to the fixed seat through the extension and retraction of the piston rod of the first cylinder, and the rotation center line of the support frame is perpendicular to the clamping center line of the clamp assembly. The utility model is convenient for drawing the pipe fitting and improves the transfer butt joint efficiency of the pipe fitting between the stretcher units.
Description
Technical Field
The utility model belongs to the technical field of pipe fitting stretching, and particularly relates to a traction mechanism between pipe fitting stretching units.
Background
When producing long pipes, the thick and short pipes are generally produced firstly, the process of producing pipe blanks is shortened, then the pipes are drawn by using a drawing machine, the thin and long pipes are produced, and the length of the pipes can be greatly prolonged.
In present pipe fitting production, in order to improve the tensile efficiency of pipe fitting, in a set of processing, can carry out twice drawing, at twice tensile in-process, the pipe fitting end after the first time of drawing needs the butt joint to the tensile input of second time, the butt joint is drawn to the general manual work of the method that this process originally adopted, but efficiency is lower, because the pipe fitting has the factor that generates heat, yielding after the first time of drawing in addition, the manual work is drawn probably to have danger, causes the error in addition easily.
Therefore, it is necessary to design a device capable of automatically performing the traction, transfer and butt joint of the pipe in the drawing machine assembly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a traction mechanism between pipe drawing machines, which is convenient for drawing pipes and solves the problem of improving the butt joint efficiency of the pipes among different parts.
The utility model provides a traction mechanism between pipe drawing units, which comprises a base, wherein a cantilever is arranged on the base, a driving part for driving the cantilever to rotate is arranged on the base, the end head of the cantilever is provided with a traction part, the traction part comprises a fixed seat, a first air cylinder and a clamping device, the fixed seat is fixed at the end head of the cantilever, the first air cylinder is fixed at one side of the fixed seat, the clamping device is rotatably connected with the fixed seat, the clamping device comprises a supporting frame, a second air cylinder and a clamp assembly are arranged on the supporting frame, a piston rod of the second air cylinder is connected with the clamp assembly and drives the clamp assembly to open or close, a piston rod of the first air cylinder is connected with the supporting frame, and the expansion of the piston rod of the first air cylinder can drive the supporting frame to rotate relative to the fixed seat, the rotation center line of the support frame is perpendicular to the clamping center line of the clamp assembly.
Preferably, the support frame is provided with a pin shaft, and the support frame is rotatably connected to the fixed seat through the pin shaft.
Preferably, the clamp assembly comprises a left clamp, a right clamp and support plates, the number of the support plates is two, the support plates are fixed to the lower portion of the support frame in an interval distribution mode, the left clamp and the right clamp are installed between the two support plates and are arranged oppositely, a rotating shaft and a left gear are arranged on the left clamp, a rotating shaft and a right gear are arranged on the right clamp, the rotating shaft is rotatably connected to the support plates, and the left gear and the right gear are meshed with each other.
Preferably, the end face of one side of the fixing seat mounting support frame is provided with a sliding groove located above the support frame, a positioning block is mounted in the sliding groove, the positioning block is provided with a plurality of positioning bolts distributed at intervals, and the non-nut ends of the positioning bolts are propped against the side face of the support frame.
Preferably, the driving part comprises a driving cylinder, a rack and a main gear, the main gear is fixedly connected with the rotating shaft of the cantilever, the rack is mounted on the base and meshed with the main gear, the driving cylinder is fixed on the base, and the telescopic end of the driving cylinder is connected with the rack.
Preferably, the base is provided with inductive switches located at two ends of the rack, and the inductive switches detect the position of the rack and send control signals to control the telescopic action of the driving cylinder.
In summary, the technical scheme of the utility model at least has the following beneficial effects:
1. the swinging cantilever is designed, so that the pipe fitting can be pulled, and the butt joint of the pipe fitting is facilitated;
2. the first cylinder and the second cylinder which adopt the electric control system are arranged, so that the pipe fitting can be automatically clamped;
3. through having designed rotatable support frame, in the in-service use in-process, the slope of adaptable pipe fitting warp, and better carries out the centre gripping to the pipe fitting, reduces the damage to the pipe fitting.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is an enlarged partial view of a traction element of the present invention;
fig. 4 is a partial enlarged view ii of the traction element of the present invention.
In the figure;
1. a base; 2. a cantilever; 3. a fixed seat; 4. a first cylinder; 5. a support frame; 6. a second cylinder; 7. a pin shaft; 8. a left clamp; 9. a right clamp; 10. a support plate; 11. a left gear; 12. a right gear; 13. a chute; 14. positioning blocks; 15. positioning the bolt; 16. a driving cylinder; 17. a rack; 18. a main gear; 19. an inductive switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a traction mechanism between pipe drawing units, which comprises a base 1, wherein a cantilever 2 is arranged on the base 1, a driving part for driving the cantilever 2 to rotate is arranged on the base 1, and one embodiment of the driving part is shown as follows; the driving part comprises a driving cylinder 16, a rack 17 and a main gear 18, the main gear 18 is fixedly connected with the rotating shaft of the cantilever 2, the rack 17 is installed on the base 1 and is meshed with the main gear 18, the driving cylinder 16 is fixed on the base 1, and the telescopic end of the driving cylinder is connected with the rack 17; as shown in figure 2, in the working process, the driving cylinder 16 will drive the rack 17 to reciprocate, and further the rack 17 will drive the main gear 18 engaged with the rack to rotate, because the main gear 18 is fixedly connected with the rotating shaft of the cantilever 2, so the main gear 18 will drive the cantilever 2 to rotate together, so as to realize the transfer of the pipe, in the practical use process, in order to further improve the automation degree and ensure the stable operation, the utility model is provided with the inductive switches 19 located at both ends of the rack 17 on the base 1, the inductive switches 19 detect the position of the rack 17 and send out control signals to control the telescopic action of the driving cylinder 16, the two inductive switches 19 are arranged at the extreme positions of the rack 17 moving towards both ends, when the end of the rack 17 moves to the position, the inductive switches 19 will give out control signals to the control system, the control system will control the action of the driving cylinder 16 through the electric control system, the telescopic state is changed, the condition that the rack 17 is disengaged from the gear due to the fact that the rack 17 moves over the position in the working process is avoided, and the working stability is guaranteed.
The end of a cantilever 2 is provided with a traction part, the traction part comprises a fixed seat 3, a first air cylinder 4 and a clamping device, the fixed seat 3 is fixed at the end of the cantilever 2, the first air cylinder 4 is fixed at one side of the fixed seat 3, the clamping device is rotatably connected with the fixed seat 3, the clamping device is used for clamping the end of a fixed pipe fitting, the clamping device comprises a supporting frame 5, a second air cylinder 6 and a clamp assembly are arranged on the supporting frame 5, a piston rod of the second air cylinder 6 is connected with the clamp assembly and drives the clamp assembly to open or close, and one embodiment of the clamp assembly is as follows; the clamp assembly comprises a left clamp 8, a right clamp 9 and support plates 10, the number of the support plates 10 is two, the support plates are fixed at the lower part of the support frame 5 at intervals, the left clamp 8 and the right clamp 9 are installed between the two support plates 10 and are oppositely arranged, a rotating shaft and a left gear 11 are arranged on the left clamp 8, a rotating shaft and a right gear 12 are arranged on the right clamp 9, the rotating shafts are rotatably connected on the support plates 10, the left gear 11 and the right gear 12 are mutually meshed, it can be seen that when the clamp assembly is used, the second cylinder 6 can drive one of the left clamp 8 and the right clamp 9 to rotate through expansion and contraction, in the rotating process, as the left gear 11 and the right gear 12 are mutually meshed, synchronous opening and closing of the left clamp 8 and the right clamp 9 can be realized, when a pipe fitting needs to be clamped, the second cylinder 6 drives the left clamp 8 and the right clamp 9 to be opened, when the pipe fitting enters the middle part of the left clamp 8 and the right clamp 9, the second cylinder 6 drives the left clamp 8 and the right clamp 9 to be closed, the clamping of the pipe fitting is realized, and when the pipe fitting clamping device is in practical use, in order to avoid the damage to the surface of the pipe fitting caused by the left clamp 8 and the right clamp 9, elastic buffer layers can be designed on the clamping inner walls of the left clamp 8 and the right clamp 9.
Because the pipe fitting is easy to deform after being stretched, the pipe fitting can not keep a horizontal state generally, and generally forms a certain angle with the horizontal plane under the action of internal stress, at the moment, the utility model connects the piston rod of the first air cylinder 4 with the support frame 5 through design, because the clamping device is rotatably connected with the fixed seat 3, the rotary connection is realized through the rotary connection of the support frame 5 and the fixed seat 3, in particular, the support frame 5 is provided with a pin shaft 7, the support frame 5 is rotatably connected with the fixed seat 3 through the pin shaft 7, so that the extension and retraction of the piston rod of the first air cylinder 4 can drive the support frame 5 to rotate relative to the fixed seat 3, the rotary central line of the support frame 5 is vertical to the clamping central line of the clamp assembly, so that the included angle between the clamping central line of the clamp assembly and the horizontal plane can be adjusted in the rotating process of the support frame 5, the demand of adaptation pipe fitting, centre gripping pipe fitting that can be better avoids causing the unrecoverable deformation of pipe fitting because of becoming an angle with the pipe fitting.
In order to facilitate the position limitation of the support frame 5, the end surface of the fixed seat 3 on the side where the support frame 5 is installed is provided with a sliding groove 13 positioned above the support frame 5, as shown in fig. 4, a positioning block 14 is installed in the sliding groove 13, the positioning block 14 is provided with a plurality of positioning bolts 15 distributed at intervals, the non-nut ends of the positioning bolts 15 are propped against the side surface of the support frame 5, and the plurality of positioning bolts 15 can extend out by different lengths through adjustment, so that the inclination of the rotating rear end surface of the support frame 5 can be used, the support frame 5 is convenient to fix, and the support frame 5 is prevented from shaking.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.
Claims (6)
1. A traction mechanism between pipe drawing units is characterized by comprising a base, wherein a cantilever is arranged on the base, the base is provided with a driving part for driving the cantilever to rotate, the end of the cantilever is provided with a traction part, the traction part comprises a fixed seat, a first air cylinder and a clamping device, the fixed seat is fixed at the end head of the cantilever, the first air cylinder is fixed on one side of the fixed seat, the clamping device is rotationally connected with the fixed seat, the clamping device comprises a support frame, a second cylinder and a clamp assembly are arranged on the support frame, a piston rod of the second cylinder is connected with the clamp assembly and drives the clamp assembly to open or close, the piston rod of the first cylinder is connected with the support frame, the support frame can be driven to rotate relative to the fixed seat through the extension and retraction of the piston rod of the first cylinder, and the rotation center line of the support frame is perpendicular to the clamping center line of the clamp assembly.
2. The pipe stretcher assembly traction mechanism as claimed in claim 1, wherein a pin is mounted on the support frame, and the support frame is rotatably connected to the fixing seat through the pin.
3. The pipe stretcher assembly traction mechanism as claimed in claim 1, wherein the clamp assembly comprises two left clamps, two right clamps and support plates, the support plates are fixed at the lower part of the support frame at intervals, the left clamps and the right clamps are mounted between the two support plates and are arranged oppositely, the left clamps are provided with a rotating shaft and a left gear, the right clamps are provided with a rotating shaft and a right gear, the rotating shaft is rotatably connected to the support plates, and the left gear and the right gear are meshed with each other.
4. The traction mechanism as claimed in claim 1, wherein a sliding groove is formed on an end surface of one side of the fixed seat mounting support frame, the sliding groove is located above the support frame, a positioning block is mounted in the sliding groove, a plurality of positioning bolts are mounted on the positioning block, the positioning bolts are distributed at intervals, and non-nut ends of the positioning bolts are abutted against side surfaces of the support frame.
5. The pipe drawing machine as claimed in claim 1, wherein the driving member comprises a driving cylinder, a rack, and a main gear, the main gear is fixedly connected to the rotation shaft of the boom, the rack is mounted on the base and engaged with the main gear, the driving cylinder is fixed on the base, and the telescopic end of the driving cylinder is connected to the rack.
6. The traction mechanism as claimed in claim 5, wherein the base has inductive switches at two ends of the rack, the inductive switches detecting the position of the rack and sending control signals to control the extension and retraction of the driving cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122226740.5U CN216397565U (en) | 2021-09-14 | 2021-09-14 | Traction mechanism between pipe drawing units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122226740.5U CN216397565U (en) | 2021-09-14 | 2021-09-14 | Traction mechanism between pipe drawing units |
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| Publication Number | Publication Date |
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| CN216397565U true CN216397565U (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122226740.5U Active CN216397565U (en) | 2021-09-14 | 2021-09-14 | Traction mechanism between pipe drawing units |
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| CN (1) | CN216397565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695411A (en) * | 2021-09-14 | 2021-11-26 | 浙江铜加工研究院有限公司 | Traction mechanism between pipe drawing units |
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2021
- 2021-09-14 CN CN202122226740.5U patent/CN216397565U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113695411A (en) * | 2021-09-14 | 2021-11-26 | 浙江铜加工研究院有限公司 | Traction mechanism between pipe drawing units |
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