CN212857276U - Spiral pipe bender - Google Patents
Spiral pipe bender Download PDFInfo
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- CN212857276U CN212857276U CN202020576891.6U CN202020576891U CN212857276U CN 212857276 U CN212857276 U CN 212857276U CN 202020576891 U CN202020576891 U CN 202020576891U CN 212857276 U CN212857276 U CN 212857276U
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Abstract
The utility model relates to a spiral pipe bender, which comprises a main shaft, a first rotating device, a guide die shaft and a second rotating device; the main shaft and the die guide shaft extend along the same direction, the rotating direction of the main shaft is opposite to that of the die guide shaft, and a placing hole extending along the axial direction of the main shaft is formed in one end of the main shaft; the die guide shaft is close to the front side or the rear side of the main shaft so that the pipe fitting to be machined is abutted against the die guide shaft on the front side or the rear side of the axis where the main shaft is located; the die guide shaft is provided with a spiral groove along the circumferential direction so that the pipe to be processed is wound on the main shaft along the spiral groove under the co-extrusion of the die guide shaft and the main shaft; it makes to wait to process the pipe fitting and is twined on the main shaft along the helicla flute under the effect of main shaft and guide die axle resultant force, and simple structure avoids guide die axle along its axial straight line displacement in the course of working, reduces manufacturing cost, moreover, can process into the spiral pipe fitting of corresponding pitch according to the product demand.
Description
Technical Field
The utility model belongs to the technical field of a bending machine technique and specifically relates to indicate a spiral bending machine.
Background
The existing spiral pipe bender generally comprises a pipe die, a pressing device, a large roller and a small roller, wherein the pressing device and the large roller compress a pipe fitting to be processed on the pipe die during working, the pressing device and the pipe die rotate together, the small roller limits the pipe fitting to be processed not to swing, and therefore the effect of a guide wheel is achieved, and a straight pipe is bent into a spiral pipe. The position of the small roller, namely the guide wheel is fixed, and the pipe die needs axial linear displacement while rotating. The pipe die needs axial linear displacement, so that the structure is complex, and the manufacturing cost is high.
Therefore, in the present patent application, the applicant has elaborated a spiral pipe bender to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to above-mentioned prior art exists, what be the purpose lies in providing a spiral pipe bending machine, and it makes to wait to process the pipe fitting and is wound on the main shaft along the helicla flute under the effect of main shaft and guide die axle resultant force, and simple structure avoids guide die axle along its axial straight line displacement in the course of working, reduces manufacturing cost, moreover, can process into the spiral pipe fitting of corresponding pitch according to the product demand.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a spiral pipe bender comprises a main shaft for processing and forming a pipe fitting to be processed, a first rotating device for driving the main shaft to rotate around the axis of the main shaft, a die guide shaft for limiting the pipe fitting to be processed and a second rotating device for driving the die guide shaft to rotate around the axis of the die guide shaft;
the main shaft and the die guide shaft extend along the same direction, the rotating direction of the main shaft is opposite to that of the die guide shaft, a placing hole extending along the axial direction of the main shaft is formed in one end of the main shaft, the placing hole is used for inserting one end of a pipe to be machined, and the other end of the pipe to be machined extends out of the main shaft;
the die guide shaft is close to the front side or the rear side of the main shaft so that the pipe fitting to be machined is abutted against the die guide shaft on the front side or the rear side of the axis where the main shaft is located; the die guide shaft is provided with a spiral groove along the circumferential direction so that the pipe to be processed is wound on the main shaft along the spiral groove under the co-extrusion of the die guide shaft and the main shaft.
As a preferable scheme, a first moving device is arranged for the mold guiding shaft, the first moving device comprises a first slide rail extending back and forth, a first translation sliding seat arranged along the first slide rail in a back and forth reciprocating displacement manner, and a first translation driving mechanism for driving the first translation sliding seat to displace along the back and forth direction, and the mold guiding shaft is arranged on the first translation sliding seat so as to be close to or far away from the main shaft along the first slide rail along with the first translation sliding seat.
As a preferable scheme, a plurality of first photoelectric switches are arranged on the first slide rail at intervals in the front-back direction, a first light barrier is arranged on the first translation sliding seat, and the first light barrier slides along with the first translation sliding seat to block a light receiving port of the corresponding first photoelectric switch.
As a preferable scheme, the number of the mold guiding shafts is two, which is defined as a positive spiral mold guiding shaft and a negative spiral mold guiding shaft, and correspondingly, the number of the second rotating devices is also two, each second rotating device drives the corresponding spiral mold guiding shaft to rotate, and the rotating directions of the positive spiral mold guiding shaft and the negative spiral mold guiding shaft are opposite.
As a preferred scheme, the device further comprises a shaft end positioning device, wherein the shaft end positioning device comprises a shaft positioning block and a second translation driving mechanism for driving the shaft positioning block to axially displace along the main shaft, so that the shaft positioning block is abutted against one end of the main shaft and the main shaft is rotatably connected to the shaft positioning block; the first rotating device is connected with the other end of the main shaft in a driving mode.
As a preferred scheme, a locking device is arranged for the shaft end positioning device, the locking device comprises a locking block, a locking guide pillar positioned below the second translation driving mechanism, and a locking cylinder for driving the locking guide pillar to reciprocate towards the locking block, and the locking block is arranged below the second translation driving mechanism.
As a preferred scheme, one of the locking block and the locking guide post is convexly provided with a clamping protrusion, the other locking block is provided with a groove, the locking block is connected with the locking guide post, and the clamping protrusion extends into the groove along with the output shaft of the locking cylinder.
As a preferable scheme, a second moving device is arranged for the shaft end positioning device, the second moving device comprises a second sliding rail extending back and forth, a second translation sliding seat arranged along the second sliding rail in a manner of reciprocating back and forth, and a third translation driving mechanism for driving the second translation sliding seat to move back and forth, and the second translation driving mechanism is arranged on the second translation sliding seat so as to be close to or far from the main shaft along the second sliding rail along with the second translation sliding seat.
As a preferable scheme, a plurality of second photoelectric switches are arranged on the second slide rail at intervals in the front-back direction, a second light blocking plate is arranged on the second translation sliding seat, and the second light blocking plate blocks a light receiving port of the corresponding second photoelectric switch along with the sliding of the second translation sliding seat.
As a preferred scheme, the periphery of the left end of the main shaft is provided with a abdicating groove which is communicated with the placing hole.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly: the main shaft, the guide die shaft and the spiral groove of the guide die shaft are matched, so that a pipe to be processed is wound on the main shaft along the spiral groove under the action of the resultant force of the main shaft and the guide die shaft, the structure is simple, the guide die shaft is prevented from linearly displacing along the axial direction of the guide die shaft in the processing process, the manufacturing cost is reduced, and the spiral pipe with the corresponding thread pitch can be processed according to the product requirement through the arrangement of the spiral groove;
secondly, two ends of the main shaft can be balanced through the matching of the shaft end positioning device and the second moving device, the main shaft is ensured not to deflect in the rotating process, and particularly, the damage to parts (such as a nut of a second screw rod and a fourth rotating motor) of the second moving device by a reaction force generated when the main shaft and a guide die shaft are matched to process a pipe fitting is avoided through the locking device;
moreover, by arranging the positive spiral die guide shaft and the negative spiral die guide shaft, the pipe fitting to be processed is processed into a positive spiral pipe fitting or a negative spiral pipe fitting according to the actual processing requirement, equipment or the die guide shaft does not need to be replaced, the processing is simple, the processing efficiency is improved, and the processing cost is reduced;
and the whole structure design is ingenious and reasonable, the automation degree is higher, and the installation among all parts is convenient, so that the product has better stability and reliability in the operation process.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention;
fig. 2 is a top view of an embodiment of the present invention;
fig. 3 is a schematic view of a partial three-dimensional assembly structure of a first rotating device according to an embodiment of the present invention (showing a spindle and not showing a shield);
FIG. 4 is an exploded view of the first rotating device according to the embodiment of the present invention;
FIG. 5 is a schematic view of a spindle structure according to an embodiment of the present invention;
FIG. 6 is a schematic perspective view of a spindle auxiliary unit according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a shaft end positioning device according to an embodiment of the present invention;
fig. 8 is a partial structural view of a third translation driving mechanism according to an embodiment of the present invention (the second mounting plate is not shown);
fig. 9 is a schematic view of a partial enlarged structure of an embodiment of the present invention;
fig. 10 is a partial structural view of a locking device according to an embodiment of the present invention (a locking block is not shown);
fig. 11 is a schematic perspective assembly structure diagram of a second rotating device according to an embodiment of the present invention (including a mold guiding shaft and a first moving device);
FIG. 12 is an exploded view of the second rotating device according to the embodiment of the present invention (the third sprocket is not shown);
fig. 13 is a partial structural schematic diagram of the first translation driving mechanism according to the embodiment of the present invention (the third speed reducer, the third rotating motor, the third chain, and the sixth sprocket are not shown).
10. Rack
20. Main shaft
21. Placing hole 22 and abdicating groove
23. Metal semicircular sleeve 24 and boss
30. First rotating device
31. Power shaft 32, first sprocket
33. First speed reducer 34 and first rotating motor
35. First chain 36 and first supporting seat
361. First proximity switch 37, shield
38. Second sprocket 39, connecting sleeve
401. Positive spiral guide mold shaft 402 and negative spiral guide mold shaft
403. Helical groove
41. Second rotating device
411. Fixing seat 412 and fourth chain wheel
413. Second speed reducer 414 and second rotating electric machine
415. Second chain 416 and second support seat
417. Second proximity switch
42. First mobile device 421, first mounting plate
422. First slide rail 423 and first translation sliding seat
424. First partition 425 and first photoelectric switch
426. First light barrier
43. First translation driving mechanism
431. Fifth sprocket 432, sixth sprocket
433. Third speed reducer 434 and third rotating electric machine
435. Third chain 436 and third support seat
437. First lead screw 438 and sliding block
50. Shaft end positioning device
51. Shaft positioning block 52, guide rod
53. Second translation drive mechanism 54, linear bearing
60. Locking device
61. Locking block 62, locking guide post
63. Locking cylinder 64 and locking lug
70. Second moving device
71. Second slide rail 72 and second translation sliding seat
73. Organ cover assembly 731 and organ cover
74. A second photoelectric switch 75 and a second light-blocking plate
80. Third translation driving mechanism
81. Second mounting plate 82, third translational sliding mount
83. Fourth rotating electric machine 84, fourth supporting seat
85. Second screw rod
91. Display screen 92 and control box
93. The button is operated.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 13, a spiral pipe bender includes a frame 10, a display screen 91, a control box 92, a shaft end positioning device 50, a main shaft 20 for processing and forming a pipe to be processed, a first rotating device 30 for driving the main shaft 20 to rotate around the axis thereof, a die guide shaft for limiting the pipe to be processed, and a second rotating device 41 for driving the die guide shaft to rotate around the axis thereof, wherein:
The main shaft 20 and the die guide shaft extend along the left-right direction, the rotation direction of the main shaft 20 is opposite to that of the die guide shaft, a placing hole 21 extending along the left-right direction is formed in the left end face of the main shaft 20, the placing hole 21 is used for inserting one end of a pipe to be machined, and the other end of the pipe to be machined extends out of the main shaft 20; the periphery of the left end of the main shaft 20 is provided with a abdicating groove 22, and the abdicating groove 22 is communicated with the placing hole 21, so that the pipe to be processed is better spirally formed under the transitional action of the abdicating groove 22; in the present embodiment, as shown in fig. 5, a metal semicircular sleeve 23 for inserting one end of the pipe to be processed is disposed in the placing hole 21, and preferably, the metal semicircular sleeve 23 is a brass semicircular sleeve, and the radius of the metal semicircular sleeve is larger than that of the pipe to be processed. Preferably, the pipe fitting to be machined can be inserted into the brass semicircular sleeve after being pre-bent into a right angle before machining, and the surface scratch of the pipe fitting to be machined can be prevented through the brass semicircular sleeve.
The die guide shaft is close to the front side or the rear side of the main shaft 20 so that the pipe fitting to be processed abuts against the die guide shaft on the front side or the rear side of the axis of the main shaft 20; the die guide shaft is provided with a spiral groove 403 along the circumferential direction so that the pipe to be processed is wound on the main shaft 20 along the spiral groove 403 under the co-extrusion of the die guide shaft and the main shaft 20.
The number of the mold guiding shafts is two, correspondingly, the number of the second rotating devices 41 is also two, each second rotating device 41 drives one mold guiding shaft to rotate, and the rotating directions of the two mold guiding shafts are opposite. In the present embodiment, two mold guiding shafts are respectively disposed on the front side and the rear side of the main shaft 20 in an opposite manner, and the two mold guiding shafts are respectively defined as a positive spiral mold guiding shaft 401 and a negative spiral mold guiding shaft 402, the positive spiral mold guiding shaft 401 is disposed on the rear side of the main shaft 20, the negative spiral mold guiding shaft 402 is disposed on the front side of the main shaft 20, in the present embodiment, two control boxes 92 are also disposed, the control box 92 disposed for the positive spiral mold guiding shaft 401 is disposed on the rear side of the rack 10, and the control box 92 disposed for the negative spiral mold guiding shaft 402 is disposed on the front side of the rack 10. The left end surfaces of the positive spiral mold guiding shaft 401 and the negative spiral mold guiding shaft 402 are flush with the left end surface of the main shaft 20, and a protruding part 24 used for being matched with the shaft end positioning device 50 is further arranged on the left end surface of the main shaft 20 in a protruding mode.
In the present embodiment, as shown in fig. 3 and 4, the first rotating device 30 includes a power shaft 31, a first chain wheel 32, a first speed reducer 33, a first rotating motor 34, a first chain 35, two first supporting seats 36 and a protective cover 37, the protective cover 37 covers a power shaft 31, two first supporting seats 36 and a second chain wheel 38, the power shaft 31 is arranged between the two first supporting seats 36, two ends of the power shaft 31 are respectively connected with the first supporting seats 36 in a rotating way, the right end of the power shaft 31 is in interference fit with a second chain wheel 38, the left end of the power shaft 31 is connected with the main shaft 20 through a connecting sleeve 39, the output shaft of the first rotating motor 34 is engaged with the first sprocket 32 through the first reducer 33, the first chain 35 engages the first sprocket 32 and the second sprocket 38, respectively, so that the first rotating motor 34 rotates the main shaft 20. The first support base 36 is provided with a first proximity switch 361.
In this embodiment, as shown in fig. 11 and 12, the second rotating device 41 includes a third sprocket, a fourth sprocket 412, a second speed reducer 413, a second rotating motor 414, a second chain 415, a second supporting seat 416, and a fixing seat 411. The following die guide shafts are all described by taking the positive spiral die guide shaft 401 as an example. The mould guide shaft is arranged between the second supporting seat 416 and the fixed seat 411, the left end and the right end of the mould guide shaft are respectively connected with the second supporting seat 416 and the fixed seat 411 in a rotating mode, the fixed seat 411 is further provided with a second proximity switch 417, the right end of the mould guide shaft is in interference fit with a third chain wheel, the output shaft of the second rotating motor 414 is matched with a fourth chain wheel 412 through a second speed reducer 413, and the second chain 415 is respectively meshed with the third chain wheel and the fourth chain wheel 412, so that the second rotating motor 414 drives the mould guide shaft to rotate.
As shown in fig. 11 and 13, a first moving device 42 connected to the control box 92 is provided for the mold guiding shaft, the first moving device 42 includes a first mounting plate 421, a first slide rail 422 extending forward and backward, a first translation sliding seat 423 mounted along the first slide rail 422 in a manner of reciprocating forward and backward displacement, and a first translation driving mechanism 43 for driving the first translation sliding seat 423 to displace forward and backward, the second supporting seat 416 and the fixed seat 411 are both mounted on the first mounting plate 421, and the mold guiding shaft is mounted on the first translation sliding seat 423 through the first mounting plate 421 so as to approach or separate from the main shaft 20 along the first slide rail 422 with the first translation sliding seat 423. Preferably, the front and rear end surfaces of the first sliding rail 422 are respectively provided with a first partition 424 so that the first sliding seat 423 is limited to slide in the two first partitions 424.
In this embodiment, a plurality of first photoelectric switches 425 are disposed on the first sliding rail 422 and are distributed in a front-back direction at intervals, the first photoelectric switches 425 are connected to the control box 92, the first translating sliding seat 423 is provided with a first light barrier 426, and the first light barrier 426 slides along with the first translating sliding seat 423 to block a light receiving port of the corresponding first photoelectric switch 425.
Preferably, the first translation driving mechanism 43 comprises a sliding block 438, a fifth chain wheel 431, a sixth chain wheel 432, a third speed reducer 433, a third rotating motor 434, a third chain 435, two third supporting seats 436 and a first screw 437, the first screw rod 437 is disposed between the two third supporting seats 436, and two ends of the first screw rod 437 are respectively rotatably connected to one third supporting seat 436, the sliding block 438 is sleeved on the first lead screw 437 and is in threaded connection with the first lead screw 437, the front end of the first lead screw 437 extends out of the third supporting seat 436 and is in interference fit with the fifth chain wheel 431, the output shaft of the first rotating motor 34 is engaged with the sixth sprocket 432 through the first reducer 33, the third chain 435 engages with the fifth chain wheel 431 and the sixth chain wheel 432, respectively, so that the third rotating motor 434 drives the first lead screw 437 to rotate, and then drives the first translational sliding seat 423 to displace in the forward and backward directions.
As shown in fig. 6 and 7, the shaft end positioning device 50 includes a shaft positioning block 51, a guide rod 52 and a second translation driving mechanism 53 for driving the shaft positioning block 51 to move in the left-right direction, so that the shaft positioning block 51 abuts against one end of the main shaft 20 and the main shaft 20 is rotatably connected to the shaft positioning block 51; the first rotating device 30 is connected with the right end of the main shaft 20 in a driving way; specifically, the left end of the shaft positioning block 51 is connected to the output end of the second translational drive mechanism 53, and preferably, the second translational drive mechanism 53 is a drive cylinder. The output end of the second translational driving mechanism 53 is disposed concentrically with the main shaft 20, the shaft positioning block 51 translates to the right along with the output end of the second translational driving mechanism 53, the shaft positioning block 51 abuts against the left end of the main shaft 20, and the left end (i.e., the boss 24) of the main shaft 20 is rotatably connected to the shaft positioning block 51. The shaft positioning block 51 is sleeved on the guide rod 52 through a linear bearing 54, and the driving cylinder drives the shaft positioning block 51 to translate left and right along the guide rod 52, so that the shaft positioning block 51 is prevented from rotating when the driving cylinder acts on the shaft positioning block 51.
A locking device 60 and a second moving device 70 are provided for the shaft end positioning device 50, in the present embodiment, the shaft end positioning device 50, the locking device 60 and the second moving device 70 are collectively referred to as a main shaft auxiliary unit, and the main shaft auxiliary unit is connected to the control box 92, wherein:
as shown in fig. 9 and 10, the locking device 60 includes a locking block 61, a locking guide post 62 located below the second translational driving mechanism 53, and a locking cylinder 63 for driving the locking guide post 62 to reciprocate toward the locking block 61, the locking block 61 is disposed below the second translational driving mechanism 53, one of the locking block 61 and the locking guide post 62 is provided with a protruding portion 64, and the other is provided with a groove, the locking block 61 is connected with the locking guide post 62, and the protruding portion 64 extends into the groove along with an output shaft of the locking cylinder 63.
As shown in fig. 6 and 8, the second moving device 70 includes a second slide rail 71 extending forward and backward, a second translational slide block 72 provided along the second slide rail 71 so as to be reciprocally displaceable forward and backward, and a third translational drive mechanism 80 for driving the second translational slide block 72 to be displaced forward and backward, and the second translational drive mechanism 53 is mounted on the second translational slide block 72 so as to be closer to or farther from the main shaft 20 along the second slide rail 71 with the second translational slide block 72. An organ cover assembly 73 is provided for the second moving device 70, the organ cover assembly 73 includes an organ cover 731, and the organ cover 731 covers the second slide rail 71, the second translation slide holder 72, and the third translation driving mechanism 80.
In this embodiment, as shown in fig. 6 to 8, the third translation driving mechanism 80 includes a second mounting plate 81, a third translation sliding seat 82, a fourth rotating motor 83, two fourth supporting seats 84 and a second lead screw 85, the second lead screw 85 is disposed between the two fourth supporting seats 84, two ends of the second lead screw 85 are respectively rotatably connected to the fourth supporting seats 84, the second translation sliding seat 72 is mounted on the second mounting plate 81, the second mounting plate 81 is disposed on the third translation sliding seat 82, the third translation sliding seat 82 is sleeved on the second lead screw 85 and is in threaded connection with the second lead screw 85, and an output shaft of the fourth rotating motor 83 is connected to the second lead screw 85, so that the fourth rotating motor 83 drives the second lead screw 85 to rotate, and then drives the second translation driving mechanism 53 to translate.
A plurality of second photoelectric switches 74 are arranged on the second slide rail 71 at intervals in the front-back direction, a second light blocking plate 75 is arranged on the second translation sliding seat 72, and the second light blocking plate 75 slides along with the second translation sliding seat 72 to block a light receiving port of the corresponding second photoelectric switch 74.
The following description will be made in general of the process of machining a pipe to be machined:
1. placing a main shaft: inserting one end of a pipe to be processed, which is pre-bent into a right angle, into a metal semicircular sleeve 23 arranged on the main shaft 20, and exposing the other end of the pipe to be processed outside the main shaft 20 and above the rack 10;
2. positioning a main shaft: firstly, the shaft end positioning device 50 and the main shaft 20 are controlled to be positioned on the same axis by operating the corresponding operating button 93 through the second moving device 70, after the shaft end positioning device 50 is positioned, the locking device 60 fixes the shaft end positioning device 50, and meanwhile, the shaft end positioning device 50 drives the shaft positioning block 51 to abut against the main shaft 20;
3. a die guide shaft: selecting a corresponding operating button 93 according to the spiral direction to be processed, and controlling the positive spiral guide die shaft 401 or the negative spiral guide die shaft 402 to be close to the main shaft 20;
4. processing a pipe fitting: when a forward spiral product needs to be processed, the forward spiral mold guiding shaft 401 and the main shaft 20 are driven by the corresponding rotating device to rotate simultaneously by operating the corresponding operating button 93, and the rotating directions of the forward spiral mold guiding shaft 401 and the main shaft 20 are opposite;
when a negative-direction spiral product needs to be processed, the negative spiral mold guiding shaft 401 and the main shaft 20 are driven by the corresponding rotating device to rotate simultaneously by operating the corresponding operating button 93, and the rotating directions of the negative spiral mold guiding shaft 402 and the main shaft 20 are opposite.
The utility model has the design key points that the pipe fitting to be processed is wound on the main shaft along the spiral groove under the action of the combined force of the main shaft and the guide die shaft by matching the main shaft, the guide die shaft and the spiral groove of the guide die shaft, the structure is simple, the guide die shaft is prevented from linearly displacing along the axial direction thereof in the processing process, the manufacturing cost is reduced, and the spiral pipe fitting with corresponding thread pitch can be processed according to the product requirement by arranging the spiral groove;
secondly, two ends of the main shaft can be balanced through the matching of the shaft end positioning device and the second moving device, the main shaft is ensured not to deflect in the rotating process, and particularly, the damage to parts (such as a nut of a second screw rod and a fourth rotating motor) of the second moving device by a reaction force generated when the main shaft and a guide die shaft are matched to process a pipe fitting is avoided through the locking device;
moreover, by arranging the positive spiral die guide shaft and the negative spiral die guide shaft, the pipe fitting to be processed is processed into a positive spiral pipe fitting or a negative spiral pipe fitting according to the actual processing requirement, equipment or the die guide shaft does not need to be replaced, the processing is simple, the processing efficiency is improved, and the processing cost is reduced;
and the whole structure design is ingenious and reasonable, the automation degree is higher, and the installation among all parts is convenient, so that the product has better stability and reliability in the operation process.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. A spiral pipe bender is characterized in that: the pipe fitting machining device comprises a main shaft for machining and molding a pipe fitting to be machined, a first rotating device for driving the main shaft to rotate around the axis of the main shaft, a die guide shaft for limiting the pipe fitting to be machined and a second rotating device for driving the die guide shaft to rotate around the axis of the die guide shaft;
the main shaft and the die guide shaft extend along the same direction, the rotating direction of the main shaft is opposite to that of the die guide shaft, a placing hole extending along the axial direction of the main shaft is formed in one end of the main shaft, the placing hole is used for inserting one end of a pipe to be machined, and the other end of the pipe to be machined extends out of the main shaft;
the die guide shaft is close to the front side or the rear side of the main shaft so that the pipe fitting to be machined is abutted against the die guide shaft on the front side or the rear side of the axis where the main shaft is located; the die guide shaft is provided with a spiral groove along the circumferential direction so that the pipe to be processed is wound on the main shaft along the spiral groove under the co-extrusion of the die guide shaft and the main shaft.
2. The helical bender according to claim 1, wherein: the mould guide device comprises a mould guide shaft, a first moving device and a second moving device, wherein the first moving device is arranged aiming at the mould guide shaft and comprises a first sliding rail extending forwards and backwards, a first translation sliding seat arranged along the first sliding rail in a front-back reciprocating displacement mode, and a first translation driving mechanism used for driving the first translation sliding seat to displace forwards and backwards, and the mould guide shaft is arranged on the first translation sliding seat so as to be close to or far away from a main shaft along the first sliding rail along with the first translation sliding seat.
3. The helical bender according to claim 2, wherein: the first sliding rail is provided with a plurality of first photoelectric switches distributed at intervals in the front-back direction, the first translation sliding seat is provided with a first light barrier, and the first light barrier slides along with the first translation sliding seat to shield a light receiving port of the corresponding first photoelectric switch.
4. The helical bender according to claim 1, wherein: the mould axle is provided with two, defines respectively for positive spiral mould axle and negative spiral mould axle of leading, correspondingly, the second rotating device also is provided with two, and each second rotating device drives corresponding spiral mould axle of leading and rotates and the rotation direction of positive spiral mould axle and negative spiral mould axle of leading is opposite.
5. The helical bender according to claim 1, wherein: the shaft end positioning device comprises a shaft positioning block and a second translation driving mechanism for driving the shaft positioning block to axially displace along the main shaft, so that the shaft positioning block is abutted against one end of the main shaft and the main shaft is rotatably connected to the shaft positioning block; the first rotating device is connected with the other end of the main shaft in a driving mode.
6. The helical bender according to claim 5, wherein: the locking device is arranged for the shaft end positioning device and comprises a locking block, a locking guide pillar positioned below the second translation driving mechanism and a locking cylinder used for driving the locking guide pillar to reciprocate towards the locking block, and the locking block is arranged below the second translation driving mechanism.
7. The helical bender according to claim 6, wherein: one of the locking block and the locking guide column is convexly provided with a clamping protrusion, the other locking block is provided with a groove, the locking block is connected with the locking guide column, and the clamping protrusion extends into the groove along with the output shaft of the locking cylinder.
8. The helical bender according to claim 5, wherein: and a second moving device is arranged for the shaft end positioning device, the second moving device comprises a second sliding rail extending forwards and backwards, a second translation sliding seat arranged along the second sliding rail in a forward and backward reciprocating displacement mode, and a third translation driving mechanism used for driving the second translation sliding seat to displace forwards and backwards, and the second translation driving mechanism is arranged on the second translation sliding seat so as to be close to or far away from the main shaft along the second sliding rail along with the second translation sliding seat.
9. The helical bender according to claim 8, wherein: a plurality of second photoelectric switches are arranged on the second slide rail at intervals in the front-back direction, a second light blocking plate is arranged on the second translation sliding seat, and the second light blocking plate slides along with the second translation sliding seat to block a light receiving port of the corresponding second photoelectric switch.
10. The helical bender according to claim 1, wherein: the main shaft is provided with a hole communicated with the hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020576891.6U CN212857276U (en) | 2020-04-17 | 2020-04-17 | Spiral pipe bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020576891.6U CN212857276U (en) | 2020-04-17 | 2020-04-17 | Spiral pipe bender |
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| CN212857276U true CN212857276U (en) | 2021-04-02 |
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| CN202020576891.6U Active CN212857276U (en) | 2020-04-17 | 2020-04-17 | Spiral pipe bender |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894190A (en) * | 2021-10-11 | 2022-01-07 | 马鞍山市润通重工科技有限公司 | Large sleeve pipe bending equipment and implementation method thereof |
-
2020
- 2020-04-17 CN CN202020576891.6U patent/CN212857276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113894190A (en) * | 2021-10-11 | 2022-01-07 | 马鞍山市润通重工科技有限公司 | Large sleeve pipe bending equipment and implementation method thereof |
| CN113894190B (en) * | 2021-10-11 | 2024-04-30 | 马鞍山市润通重工科技有限公司 | Large-sleeve pipe bending equipment and implementation method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230511 Address after: Room 101, No. 1, East Ring Third Street, Jicigang, Huangjiang Town, Dongguan City, Guangdong Province Patentee after: Guangdong Zhengyang Sensor Technology Co.,Ltd. Address before: 3rd floor, No. 33, Lane 523, Section 2, Zhongshan Road, Zhonghe District, Xinbei City, Taiwan, China Patentee before: Gu Genghao |