SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pipeline is to mouthful device, it has the staff of being convenient for to operate, improves work efficiency's effect.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a pipeline aligning device comprises a base, wherein a pressing piece used for aligning and pressing ports of two sections of pipelines to be welded is connected to the upper side of the base in a sliding mode, the pressing piece comprises two arc-shaped pressing rings arranged at intervals along the horizontal direction, openings of the two pressing rings are opposite, and the two pressing rings can move oppositely or back to back along the horizontal direction;
the base is provided with a transmission assembly, the transmission assembly comprises a gear which is rotatably connected to the base, the axis direction of the gear is perpendicular to the moving direction of the compression rings, two ends of the gear are respectively engaged with an upper rack and a lower rack, the upper rack and the lower rack are connected with the base in a sliding manner, the upper rack and the lower rack are both arranged along the moving direction of the compression rings, and the upper rack and the lower rack are respectively fixedly connected with the two compression rings through a first connecting piece and a second connecting piece;
a driving motor is fixedly arranged on the base, a worm and gear assembly with a self-locking function is arranged on an output shaft of the driving motor, and the gear is fixedly connected to the worm and gear assembly; the driving motor can drive the worm and gear assembly to move, and the gear can rotate along the axis direction under the driving of the worm and gear assembly, so that the two compression rings move towards opposite or back to back along with the upper rack and the lower rack respectively.
By adopting the technical scheme, the two sections of pipelines to be welded are moved to enable the pipe orifices of the two sections of pipelines to be welded to be positioned between the two compression rings, the power supply is switched on, the driving motor drives the worm and gear assembly to move, the gear rotates along the axis direction of the gear under the action of the worm and gear assembly, the upper rack and the lower rack move towards opposite directions under the action of the gear until the inner peripheral surfaces of the two compression rings are abutted and pressed against the outer peripheral surfaces of the two sections of pipelines to be welded, the pipe orifices of the two sections of pipelines to be welded are concentric and aligned, and the mode that the driving motor drives the compression members to compress the two sections of pipelines is adopted, so that the operation of workers is facilitated, and the working.
The utility model discloses further set up to: the base is a hollow rectangular shell, the length direction of the base is the same as the moving direction of the compression ring, the gear is located in an inner cavity of the base, a rotating shaft coaxial with the gear is fixedly arranged at the center of the gear, two ends of the rotating shaft penetrate through two side walls of the base to achieve rotating connection between the gear and the base, the upper rack and the lower rack are connected in the inner cavity of the base in a sliding mode respectively, and two ends, back to the back, of the upper rack and the lower rack extend out of two opposite side walls of the base respectively.
Through adopting above-mentioned technical scheme, the transmission assembly that is arranged in the base inner chamber is for setting up in the base outside, and the base has played the guard action to transmission assembly, has increased transmission assembly's life.
The utility model discloses further set up to: the upper rack and the lower rack are respectively and fixedly provided with a sliding plate, the side wall of the inner cavity of the base is provided with two sliding grooves which are respectively in one-to-one correspondence with the positions of the two sliding plates, and the sliding grooves are arranged along the length direction of the base and are respectively connected in the two sliding grooves in a sliding manner.
Through adopting above-mentioned technical scheme, the sliding connection between rack and lower rack and the base has been realized to the sliding plate with sliding groove complex mode, simple structure, simple to operate, and the sliding plate that imbeds in sliding groove has played the supporting role to last rack and lower rack moreover, has increased the stability of last rack and lower rack.
The utility model discloses further set up to: the supporting component is arranged between the compression ring and the base and comprises a supporting rod fixedly arranged on the end face, opposite to the opening end of the compression ring, a pulley is fixedly arranged at one end, opposite to the compression ring, of the supporting rod, and the pulley can slide on the base.
Through adopting above-mentioned technical scheme, when two directions that compress tightly the hoop and relative or back on the back of the body removed, the pulley removed on the surface of base along with the bracing piece together, and the setting of pulley has played the supporting role to the clamp ring, has increased the stability of clamp ring.
The utility model discloses further set up to: a limiting groove is formed in the base along the length direction of the base, and the pulley is embedded into the limiting groove and connected with the limiting groove in a sliding mode.
Through adopting above-mentioned technical scheme, the setting up of spacing groove has played limiting displacement to the pulley, makes the pulley keep the state of removing along the length direction of base, has increased the stability of pulley.
The utility model discloses further set up to: the clamp ring includes two along the compressing pipe of the width direction interval setting of base, two set firmly many connecting rods between the compressing pipe.
Through adopting above-mentioned technical scheme, the setting that compresses tightly the pipe is for the pressure strip material and processing more convenient.
The utility model discloses further set up to: the end face of the connecting rod facing the opening end of the compression ring is flush with the inner circumferential surface of the compression ring.
Through adopting above-mentioned technical scheme, with the setting up of the connecting rod terminal surface of clamp ring open end terminal surface parallel and level make the connecting rod can with treat the outer peripheral face butt of welded pipe, increased the effect that compresses tightly of pressing the piece.
The utility model discloses further set up to: offer the groove of stepping down that is used for reserving the space for the pipeline welding on the connecting rod, the groove of stepping down is seted up on the connecting rod towards the terminal surface of clamp ring open end, the groove of stepping down runs through in the connecting rod along the both ends face of clamp ring circumference.
Through adopting above-mentioned technical scheme, the staff of being more convenient for of setting up of the groove of stepping down welds two pipeline of treating welding, has avoided treating that the position that pipeline of treating was sheltered from by the connecting rod needs to carry out the condition of secondary welding after the device is pulled down to the mouth, has improved work efficiency.
To sum up, the beneficial effects of the utility model are that:
1. the two sections of pipelines to be welded are moved to enable the pipe orifices of the two sections of pipelines to be welded to be positioned between the two compression rings, a power supply is switched on, the driving motor drives the worm gear assembly to move, the gear rotates along the axis direction of the gear under the action of the worm gear assembly, the upper rack and the lower rack move towards opposite directions under the action of the gear until the inner circumferential surfaces of the two compression rings are abutted and compressed with the outer circumferential surfaces of the two sections of pipelines to be welded, the concentricity and alignment of the pipe orifices of the two sections of pipelines to be welded are achieved, the mode that the driving motor is used for driving the compression piece to compress the two sections of pipelines is convenient for a worker to operate, and the working efficiency;
2. when the two compression rings move in opposite or opposite directions, the pulleys move on the surface of the base along with the supporting rod, and the arrangement of the pulleys plays a role in supporting the compression rings, so that the stability of the compression rings is improved;
3. the arrangement of the abdicating groove is more convenient for the worker to weld two pipelines to be welded, so that the situation that the position of the pipeline to be welded, which is shielded by the connecting rod, needs to be welded for the second time after the opening aligning device is disassembled is avoided, and the working efficiency is improved.
Examples
Referring to fig. 1, for the utility model discloses a pipeline is to mouthful device, including base 1, base 1 is hollow rectangle casing. The upper side of the base 1 is connected with a pressing piece 2 which is used for aligning and pressing two sections of ports of pipelines to be welded, the pressing piece 2 comprises two pressing rings 21 which are arranged at intervals along the length direction of the base 1, the pressing rings 21 are arc-shaped, openings of the two pressing rings 21 are opposite, the inner peripheral surfaces of the two pressing rings 21 can be abutted to the outer peripheral surfaces of the pipelines to be welded, and the two pressing rings 21 can move oppositely or back to back along the length direction of the base 1. Clamp ring 21 includes two and compresses tightly pipes 211 along the width direction interval setting of base 1, has many connecting rods 212 along its circumference interval welding between two and compress tightly pipes 211, and connecting rod 212 sets up along the width direction of base 1, and connecting rod 212 is towards the terminal surface of clamp ring 21 open end and clamp ring 21's inner peripheral surface parallel and level. The connecting rod 212 is provided with a abdicating groove 2121 which leaves a space for welding the pipeline to be welded, and the abdicating groove 2121 is arranged on the end face of the connecting rod 22 facing the opening end of the compression ring 2.
Referring to fig. 1, all being provided with supporting component 3 between every compaction pipe 211 and the base 1, supporting component 3 includes the bracing piece 31 that sets up along vertical direction, and the top of bracing piece 31 welds on the outer peripheral face of compaction pipe 211, and the bottom fixedly connected with pulley 32 of bracing piece 31. The base 1 is seted up the spacing groove 33 of rectangular shape on the terminal surface towards compressing tightly piece 2, and spacing groove 33 sets up along base 1's length direction, and pulley 32 imbeds in spacing groove 33 and can slide along spacing groove 33.
Referring to fig. 2, a transmission assembly 4 is arranged in an inner cavity of the base 1, the transmission assembly 4 includes a gear 41 rotatably connected in the inner cavity of the base 1, an axial direction of the gear 41 is parallel to a width direction of the base 1, a rotating shaft 411 coaxial with the gear 41 is welded at a center position of the gear 41, first ball bearings 11 are respectively and fixedly connected to two side walls of the base 1 opposite to the width direction of the base, two ends of the rotating shaft 411 respectively penetrate through the two first ball bearings 11 and are respectively and fixedly connected to the two first ball bearings 11, so that the gear 41 is rotatably connected to the base 1. An upper rack 42 is meshed and connected above the gear 41, a lower rack 43 which is the same as the upper rack 42 in shape and size is meshed and connected below the rack 42, and the upper rack 42 and the lower rack 43 are arranged along the length direction of the base 1. The base 1 is provided with two connecting holes 12 along two opposite side walls of the length direction, and two opposite ends of the upper rack 42 and the lower rack 43 respectively penetrate through the two connecting holes 12 and extend out of the inner cavity of the base 1. The gear 41 is rotated, and the upper rack 42 and the lower rack 43 can move in opposite or reverse directions by the gear 41.
Referring to fig. 1, 2 and 3, the side wall of the upper rack 42 and the side wall of the lower rack 43 are respectively welded with a sliding plate 44, the cross section of the sliding plate 44 is T-shaped, the two sliding plates 44 are both arranged along the length direction of the base 1, two end faces of the sliding plate 44 on the upper rack 42 in the length direction are flush with two end faces of the upper rack 42 in the length direction, and the sliding plate 44 on the lower rack 43 is flush with two end faces of the lower rack 43 in the length direction. Two sliding grooves 13 matched with the sliding plate 44 are formed in the side wall of the inner cavity of the base 1, the inner cavity of each sliding groove 13 is communicated with the inner cavity of the corresponding connecting hole 12, and the two sliding grooves 13 respectively penetrate through two side walls of the base 1 in the length direction in the opposite direction. The two sliding plates 44 are respectively embedded in the inner cavities of the two sliding grooves 13 to realize the sliding connection of the upper rack 42 and the lower rack 43 with the base 1.
Referring to fig. 1, a first connecting member 5 perpendicular to the upper rack 42 is fixedly disposed at one end of the upper rack 42 extending out of the inner cavity of the base 1, the first connecting member 5 is a U-shaped tube with an opening facing the upper rack 42, and an opening end of the first connecting member 5 is welded to an end surface of a top end of the upper rack 42. One end of the lower rack 43 extending out of the inner cavity of the base 1 is fixedly provided with a second connecting piece 6 perpendicular to the lower rack, the second connecting piece 6 is a U-shaped pipe with an opening facing the lower rack 43, and the opening end of the second connecting piece 6 is welded on the end face of the top end of the lower rack 43. First extension rod 51 has set firmly between first connecting piece 5 and the clamp ring 21 rather than being close to, and first extension rod 51 interval is provided with a plurality ofly, and first extension rod 51 sets up along base 1's length direction, and the both ends of first extension rod 51 weld respectively on first connecting piece 5 and the relative both sides wall of clamp pipe 211. Second extension rod 61 has set firmly between second connecting piece 6 and the clamp ring 21 rather than being close to, and second extension rod 61 interval is provided with a plurality ofly, and second extension rod 61 sets up along base 1's length direction, and the both ends of second extension rod 61 weld respectively on second connecting piece 6 and the relative both sides wall of clamp pipe 211.
Referring to fig. 1, 2 and 3, a driving motor 7 is connected to an outer side wall of the base 1 by bolts, and an output shaft of the driving motor 7 is arranged along a length direction of the base 1. Be provided with the worm gear subassembly 8 that has self-locking function on the driving motor 7, worm gear subassembly 8 is including welding in the worm 81 on the output shaft of driving motor 7, and the coaxial setting of output shaft of worm 81 and driving motor 7, and the meshing is connected with the worm wheel 82 with the coaxial setting of gear 41 on the worm 81, and worm wheel 82 welds on the outer peripheral face of axis of rotation 411. The outside of the worm and gear assembly 8 is provided with a protective casing 9, the protective casing 9 is welded on the side wall of the base 1, a second ball bearing 91 is fixedly connected on the protective casing 9, and one end of the worm 81 back to the driving motor 7 is fixedly connected on the second ball bearing 91 to realize the rotation connection of the worm 81 and the base 1.
The implementation principle of the above embodiment is as follows:
moving the two sections of pipes to be welded until pipe orifices of the two sections of pipes to be welded are positioned between the two compression rings 21, switching on a power supply, driving the worm 81 to rotate along the self axis direction by the driving motor 7, rotating the worm wheel 82 and the gear 41 along the self axis direction under the action of the worm 81, moving the upper rack 42 and the lower rack 43 in opposite directions under the action of the gear 41, stopping the driving motor 7 when the inner peripheral surfaces of the two compression rings 21 are abutted against the outer peripheral surfaces of the two sections of pipes to be welded, and respectively abutting the inner peripheral surfaces of the two compression pipes 211 positioned on the same compression ring 21 against the outer peripheral surfaces of the pipe orifices of the pipes to be welded at two ends to align the pipe orifices of the pipes to;
after welding, the output shaft of the driving motor 7 rotates in the opposite direction, the two compression rings 21 move in the opposite direction under the driving of the transmission assembly 4, the compression rings 21 are separated from the pipeline to be welded, and the pipeline after welding is hung to a specified position.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.