CN209849720U - Spinning eccentric pipe machine - Google Patents

Spinning eccentric pipe machine Download PDF

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Publication number
CN209849720U
CN209849720U CN201920469584.5U CN201920469584U CN209849720U CN 209849720 U CN209849720 U CN 209849720U CN 201920469584 U CN201920469584 U CN 201920469584U CN 209849720 U CN209849720 U CN 209849720U
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China
Prior art keywords
spinning
main shaft
fixing
gear
rack
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Active
Application number
CN201920469584.5U
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Chinese (zh)
Inventor
周路
周平虎
冯诗荣
童兆军
黄晓楚
张艳梅
张灿杰
谢惠文
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Guangdong Bosai Cnc Machine Tool Co
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Guangdong Bosai Cnc Machine Tool Co
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Priority to CN201920469584.5U priority Critical patent/CN209849720U/en
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Abstract

The utility model discloses a spinning pipe bending machine, including spinning device, fixing device and base, spinning device includes main shaft, break bar drive assembly, main shaft drive assembly and multiunit spinning break bar, the main shaft sets up on the base, each spinning break bar radially equipartition and slip setting are in the front end of main shaft, the break bar drive assembly includes lead screw mechanism and rack and pinion mechanism that sets up on the main shaft, each spinning break bar is connected through rack and pinion mechanism with the lead screw mechanism, each spinning break bar is driven to move radially through the axial expansion and contraction of lead screw mechanism; the main shaft driving component drives the main shaft to rotate; the fixing device is rotatably arranged on the base. The utility model is used for the eccentric binding off of tubular product.

Description

Spinning eccentric pipe machine
Technical Field
The utility model relates to a spinning equipment technical field, concretely relates to inclined to one side pipe machine of spinning for tubular product processing.
Background
The spinning machine is a common device for forming the rotating body, has the advantages of not generating waste materials and realizing the complete utilization of materials, and is used in a large amount in the forming of the rotating body. The tube is used as a special rotating body and is often formed by spinning, for example, the eccentric closing of the tube can be formed by spinning. However, each spinning cutter wheel of the existing spinning pipe bending machine is of an independent structure, and the position of each spinning cutter wheel needs to be adjusted respectively when being adjusted, so that the consistency of position adjustment is poor, the precision of pipe bending is affected, and the adjustment is not convenient enough.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem to not enough in the background art, provide a spinning inclined to one side pipe machine that each spinning break bar can synchronous regulation.
In order to solve the technical problem, the technical scheme of the utility model is that: a spinning pipe bending machine comprises a spinning device, a fixing device and a base, wherein the spinning device comprises a main shaft, a cutter wheel driving assembly, a main shaft driving assembly and a plurality of groups of spinning cutter wheels, the main shaft is arranged on the base, each spinning cutter wheel is radially and uniformly distributed and is arranged at the front end of the main shaft in a sliding manner, the cutter wheel driving assembly comprises a screw rod mechanism and a gear rack mechanism which are arranged on the main shaft, each spinning cutter wheel is connected with the screw rod mechanism through the gear rack mechanism, and each spinning cutter wheel is driven to radially move through axial extension of the screw rod mechanism; the main shaft driving component drives the main shaft to rotate; the fixing device is rotatably arranged on the base.
Furthermore, the knife flywheel driving assembly also comprises a connecting rod, the screw rod mechanism is arranged at the rear end of the main shaft, and the connecting rod is arranged on the inner side of the main shaft; one end of the connecting rod is rotatably connected with the screw rod mechanism, a first rack for assembling is arranged on the axial outer side of the other end of the connecting rod, a plurality of groups of first gears are arranged on the inner side of the front end of the main shaft, a second rack is arranged on each spinning cutter wheel, and the first gears are meshed with the corresponding first racks and the corresponding second racks.
Furthermore, each group of the first gears comprises two first gears, the two first gears are meshed with each other, one first gear is meshed with the first rack, and the other first gear is meshed with the second rack.
Further, the spindle driving assembly comprises a first driving motor and a belt, and the belt is connected between a rotating shaft of the first motor and the spindle.
Furthermore, the device also comprises a fixing device rotation driving assembly, wherein the fixing device rotation driving assembly comprises a worm, a second gear and a second motor, the second gear is connected to the fixing device, the worm is meshed with the second gear, and the second motor is in driving connection with the worm.
Further, the fixing device comprises an upper clamp and a lower clamp, and the upper clamp and the lower clamp can be closed into a cylindrical structure.
Further, the clamp and the lower clamp are driven to be closed or opened by the air cylinder.
Further, the fixing device is slidably arranged on the base.
Further, the fixing device can be arranged in a sliding mode in the axial direction parallel to the main shaft and in the axial direction perpendicular to the main shaft.
Further, the movement of the fixing device is driven by a screw mechanism or an air cylinder.
The utility model discloses the beneficial effect who realizes mainly has following several: through setting up screw mechanism and rack and pinion mechanism, the flexible gear that drives of lead screw rotates, and the gear will rotate again and convert the slip into the spinning break bar, sets up multiunit and gear engagement's rack on the lead screw, has just realized that a screw mechanism drives multiunit spinning break bar synchronous drive and slides, comes the radial position of synchronous regulation each group spinning break bar at the main shaft front end, and the uniformity of regulation is good, is favorable to improving the precision of spinning to can save material cost.
Drawings
Fig. 1 is a schematic perspective view of a spinning pipe bender according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view taken along the plane A in FIG. 1;
fig. 3 is a schematic cross-sectional view of plane B in fig. 1.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the same or similar reference numerals correspond to the same or similar parts; the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent.
Detailed Description
To facilitate understanding for those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples.
Example one
Referring to fig. 1 ~ 3, the spinning tube bending machine comprises a spinning device 1, a fixing device 2 and a base 3, wherein the base 3 is used for installing the spinning device 1 and the fixing device 2, the fixing device 2 is used for fixing a tube to be eccentrically closed, and the spinning device 1 eccentrically closes the tube fixed by the fixing device 2.
Referring to fig. 1 and 2, the spinning device 1 includes a main shaft 11, a cutter wheel driving assembly 13, a main shaft driving assembly 14, and multiple sets of spinning cutter wheels 12, the main shaft 11 is rotatably disposed on a support 112, and can be rotatably mounted through a bearing, and the support 112 is fixedly disposed on a base 3. The main shaft 11 is of a cylindrical structure, and the spinning cutter wheels 12 are radially and uniformly distributed and slidably arranged at the front end of the main shaft 11 and can be slidably arranged through a guide rail mechanism, so that the spinning cutter wheels 12 can slide at the front end of the main shaft 11, pipes with different diameters can be conveniently machined, and the positions of the spinning cutter wheels 12 can be adjusted in real time in the pipe closing process. The cutter wheel driving assembly 13 is a mechanism for driving the spinning cutter wheel to slide at the front end of the main shaft 11 to adjust the radial position, the cutter wheel driving assembly 13 comprises a screw rod mechanism 131 and a gear rack mechanism 132 which are arranged on the main shaft 11, each spinning cutter wheel 12 is connected with the screw rod mechanism 131 through the gear rack mechanism 132, and each spinning cutter wheel 12 is driven to move radially through axial extension and retraction of the screw rod mechanism 131. The spindle driving assembly 14 drives the spindle 11 to rotate, and the spinning cutter wheel 12 arranged on the spindle 11 also rotates along with the spindle 11, so as to provide power for spinning and closing. The fixing device 2 can be rotatably arranged on the base 3, so that eccentric closing-in of the pipe with different eccentric degrees can be realized through rotation. Through the structure, the screw rod drives the gear to rotate in a telescopic mode, the gear converts the rotation into the sliding of the spinning cutter wheel, and the screw rod is provided with the plurality of groups of racks meshed with the gear, so that the screw rod mechanism drives the plurality of groups of spinning cutter wheels to synchronously drive and slide, the radial positions of the spinning cutter wheels at the front end of the main shaft are synchronously adjusted, the adjusting consistency is good, the spinning precision is favorably improved, and the material cost can be saved.
Referring to fig. 2, the cutter wheel driving assembly 13 further includes a connecting rod 133, the screw rod mechanism 131 is disposed at the rear end of the main shaft 11, and the connecting rod 133 is disposed inside the main shaft 11; one end of the connecting rod 133 is rotatably connected with the screw mechanism 131, and specifically comprises a screw nut 1311, an adapter sleeve 135 and a connecting rod 134, the connecting rod 133 can adopt a cylindrical structure to reduce the weight, the screw nut 1311 is connected with a screw of the screw mechanism 131, the adapter sleeve 135 is fixedly connected with the screw nut 1311, the connecting rod 134 is rotatably connected with the adapter sleeve 135, a bearing can be adopted for connection, the connecting rod 134 is fixedly connected with the connecting rod 133, the connecting rod 133 is slidably arranged in the spindle 11, and the connecting rod 133 and the spindle 11 can be connected through a graphite copper sleeve 111. Thus, the motor of the screw mechanism 131 rotates to drive the link 133 to extend and contract, and the link 133 also rotates together with the spindle 11. A first rack 1321 is arranged on the axial outer side of the other end of the connecting rod 133, a plurality of groups of first racks 1321 are correspondingly arranged according to the arrangement position of the spinning cutter wheels, a plurality of groups of first gears 1322 are correspondingly arranged on the inner side of the front end of the spindle 11, a second rack 1323 is arranged on each spinning cutter wheel 12, the first gears 1322 are meshed with the first racks 1321 and the second racks 1323, so that the connecting rod 133 stretches and retracts to drive each first gear 1322 to rotate, and each first gear 1322 rotates to drive the corresponding spinning cutter wheel 12 to radially move at the front end of the spindle 11.
Referring to fig. 2, preferably, two first gears 1322 are provided for each set, two first gears 1322 are engaged with each other, one first gear 1322 is engaged with the first rack 1321, and the other first gear 1322 is engaged with the second rack 1323, so that it is easier to arrange a spinning cutter wheel at the front end of the spindle 11, and the adjustable stroke of the spinning cutter wheel is longer, which can adapt to eccentric necking of pipes with different diameters.
Referring to fig. 2, the spindle driving assembly 14 includes a first driving motor 141 and a belt 142, corresponding belt pulleys are disposed on the first driving motor 141 and the spindle 11, and the belt 142 is connected between a rotating shaft of the first driving motor 141 and the belt pulley of the spindle 11, so that the rotation of the first driving motor 141 can drive the spindle 11 to rotate.
Referring to fig. 2 and 3, the fixing device rotation driving assembly 4 is further included, the fixing device rotation driving assembly 4 includes a worm 41, a second gear 42 and a second motor 43, the second gear 42 is connected to the fixing device 2, the worm 41 is meshed with the second gear 42, and the second motor 43 is in driving connection with the worm 41, so that the second motor 43 rotates to drive the fixing device 2 to rotate.
Referring to fig. 1 and 2, the fixing device 2 includes an upper clamp 21 and a lower clamp 22, the upper clamp 21 and the lower clamp 22 may be closed into a cylindrical structure, and an anti-slip structure, such as an anti-slip texture, may be further provided inside the clamps. The clamp 21 and the lower clamp 22 are driven to close or open through the air cylinder 23, so that the fixing of the pipe during spinning can be realized.
Referring to fig. 2 and 3, the fixing device 2 is slidably disposed on the base 3. Preferably, the fixing device 2 is slidably arranged in both the axial parallel direction of the main shaft 11 and the axial perpendicular direction of the main shaft 11. The movement of the fixing device 2 is driven by a screw mechanism or a cylinder, for example, in the embodiment, the fixing device 2 is driven to slide by an X-axis driving screw 5 and a Y-axis driving screw 6, which facilitates the adjustment during spinning.
When the spinning eccentric pipe machine of this embodiment is used, a pipe is clamped on the fixing device 2, the radial position of the spinning cutter wheel 12 is adjusted through the cutter wheel driving assembly 13, the spinning cutter wheel 12 is driven to rotate through the main shaft driving assembly 14 to spin the pipe, the fixing device 2 rotates to achieve an eccentric spinning effect in the spinning process, and the cutter wheel driving assembly 13 adjusts the radial position of the spinning cutter wheel 12 to achieve a closing effect.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A spinning pipe biasing machine is characterized in that: the spinning device comprises a spinning device (1), a fixing device (2) and a base (3), wherein the spinning device (1) comprises a main shaft (11), a cutter wheel driving assembly (13), a main shaft driving assembly (14) and a plurality of groups of spinning cutter wheels (12), the main shaft (11) is arranged on the base (3), the spinning cutter wheels (12) are radially and uniformly distributed and are arranged at the front end of the main shaft (11) in a sliding manner, the cutter wheel driving assembly (13) comprises a screw rod mechanism (131) and a gear rack mechanism (132) which are arranged on the main shaft (11), each spinning cutter wheel (12) is connected with the screw rod mechanism (131) through the gear rack mechanism (132), and each spinning cutter wheel (12) is driven to radially move through axial extension and retraction of the screw rod mechanism (131); the main shaft driving component (14) drives the main shaft (11) to rotate; the fixing device (2) is rotatably arranged on the base (3).
2. A spin pipe bender according to claim 1, wherein: the cutter wheel driving assembly (13) further comprises a connecting rod (133), the screw rod mechanism (131) is arranged at the rear end of the main shaft (11), and the connecting rod (133) is arranged on the inner side of the main shaft (11); one end of the connecting rod (133) is rotatably connected with the screw rod mechanism (131), a first rack (1321) for assembling is arranged on the axial outer side of the other end of the connecting rod, a plurality of groups of first gears (1322) are arranged on the inner side of the front end of the main shaft (11), a second rack (1323) is arranged on each spinning cutter wheel (12), and the first gears (1322) are meshed with the corresponding first racks (1321) and the second racks (1323).
3. A spin pipe bender according to claim 2, wherein: each set of the first gears (1322) comprises two, two first gears (1322) are meshed with each other, one first gear (1322) is meshed with the first rack (1321), and the other first gear (1322) is meshed with the second rack (1323).
4. A spin pipe bender according to claim 1, wherein: the spindle drive assembly (14) comprises a first drive motor (141) and a belt (142), wherein the belt (142) is connected between a rotating shaft of the first drive motor (141) and the spindle (11).
5. A spin pipe bender according to claim 1, wherein: still include fixing device rotation driving assembly (4), fixing device rotation driving assembly (4) include worm (41), second gear (42) and second motor (43), second gear (42) are connected on fixing device (2), worm (41) and second gear (42) meshing, second motor (43) and worm (41) driving connection.
6. The tube forming machine according to claim 5, wherein: the fixing device (2) comprises an upper clamp (21) and a lower clamp (22), and the upper clamp (21) and the lower clamp (22) can be closed into a cylindrical structure.
7. The tube forming machine according to claim 6, wherein: the clamp (21) and the lower clamp (22) are driven to close or open by an air cylinder.
8. The machine according to claim 5 ~ 7, wherein the fixing device (2) is slidably arranged on the base (3).
9. The tube forming machine according to claim 8, wherein: the fixing device (2) can be arranged in a sliding mode in the axial parallel direction of the main shaft (11) and in the axial perpendicular direction of the main shaft (11).
10. The tube forming machine according to claim 9, wherein: the movement of the fixing device (2) is driven by a screw mechanism or an air cylinder.
CN201920469584.5U 2019-04-09 2019-04-09 Spinning eccentric pipe machine Active CN209849720U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920469584.5U CN209849720U (en) 2019-04-09 2019-04-09 Spinning eccentric pipe machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920469584.5U CN209849720U (en) 2019-04-09 2019-04-09 Spinning eccentric pipe machine

Publications (1)

Publication Number Publication Date
CN209849720U true CN209849720U (en) 2019-12-27

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ID=68937015

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920469584.5U Active CN209849720U (en) 2019-04-09 2019-04-09 Spinning eccentric pipe machine

Country Status (1)

Country Link
CN (1) CN209849720U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113351722A (en) * 2021-06-23 2021-09-07 上海交通大学 Multi-stage expanding spinning forming device and method for processing ribbed long-tube component

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113351722A (en) * 2021-06-23 2021-09-07 上海交通大学 Multi-stage expanding spinning forming device and method for processing ribbed long-tube component

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