CN214556507U - Pipe bending shaft transmission mechanism for pipe bending machine - Google Patents
Pipe bending shaft transmission mechanism for pipe bending machine Download PDFInfo
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- CN214556507U CN214556507U CN202120633600.7U CN202120633600U CN214556507U CN 214556507 U CN214556507 U CN 214556507U CN 202120633600 U CN202120633600 U CN 202120633600U CN 214556507 U CN214556507 U CN 214556507U
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Abstract
The utility model relates to a pipe bending shaft transmission mechanism for a pipe bending machine, which comprises a servo motor, a synchronous linkage mechanism, a linear transmission mechanism and a bending mechanism, wherein the servo motor is connected with the linear transmission mechanism through the synchronous linkage mechanism; the linear transmission mechanism comprises a screw rod assembly, a rack and a gear, the screw rod assembly is connected to the servo motor to achieve linear reciprocating motion, the screw rod assembly is connected to the rack, the rack is meshed with the gear, and the gear is mounted on the bending mechanism to drive the bending mechanism to rotate. The pipe bending shaft transmission mechanism for the pipe bending machine is compact in structure and high in machining precision, and the servo motor is used as a power source to drive the linear transmission mechanism and the rack to do linear motion, so that the bending angle accuracy of the pipe is effectively guaranteed.
Description
Technical Field
The utility model relates to a bender equipment technical field especially relates to a return bend axle drive mechanism for bending machine.
Background
The pipe bender is an apparatus for bending a straight pipe into a bent pipe with a radian, is an important apparatus for bending and forming workpieces in the sheet metal industry, and is used for pressing the pipe into parts with various radians according to process requirements. The bending transmission part in the pipe bending machine is an important component and is used for performing transmission processing on a mechanism for realizing the bending function, so that the pipe bending function is realized. However, the existing bending transmission part has a complex structure, adopts a hydraulic pump as a power source, cannot accurately control the bending angle of the pipe, and has certain defect.
SUMMERY OF THE UTILITY MODEL
Therefore, the bending shaft transmission mechanism for the pipe bending machine is necessary to solve the technical problem that the bending angle of the pipe cannot be accurately controlled by the existing pipe bending machine, has a compact structure and high processing precision, and effectively ensures the bending angle accuracy of the pipe.
In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:
the pipe bending shaft transmission mechanism for the pipe bending machine comprises a servo motor, a synchronous linkage mechanism, a linear transmission mechanism and a bending mechanism, wherein the servo motor is connected to the linear transmission mechanism through the synchronous linkage mechanism, and the linear transmission mechanism is connected to the bending mechanism; the linear transmission mechanism comprises a screw rod assembly, a rack and a gear, the screw rod assembly is connected to the servo motor to achieve linear reciprocating motion, the screw rod assembly is connected to the rack, the rack is meshed with the gear, and the gear is mounted on the bending mechanism to drive the bending mechanism to rotate.
The utility model discloses a return bend axle drive mechanism for bending machine, compact structure and machining precision are high, through adopting servo motor as the power supply for drive linear transmission mechanism and rack and make linear motion, effectively ensured the angle accuracy nature of bending of tubular product.
In one embodiment, the synchronous linkage mechanism includes a synchronous belt, a first synchronous wheel, a second synchronous wheel and an auxiliary synchronous wheel, the auxiliary synchronous wheel is disposed near the second synchronous wheel, the first synchronous wheel is mounted on the linear transmission mechanism, and the second synchronous wheel is connected to the rotation end of the servo motor.
In one embodiment, the screw assembly includes a ball screw, a ball nut, a bearing and a bearing seat, the ball screw is connected to the ball nut, a U-shaped connector is arranged at one end of the ball screw, the U-shaped connector is connected to the rack, the bearing is installed in the bearing seat, one end of the ball nut is installed in the first synchronous wheel, and the other end of the ball nut penetrates through the bearing.
In one embodiment, the first synchronizing wheel and the second synchronizing wheel are provided with expansion coupling sleeves, the first synchronizing wheel is connected to the ball nut through the expansion coupling sleeves, and the second synchronizing wheel is connected to the rotating end of the servo motor through the expansion coupling sleeves.
In one embodiment, the bending mechanism comprises a machine head main shaft and a bending die, the bending die is mounted on the machine head main shaft, and the gear is mounted at the lower end of the machine head main shaft.
Drawings
Fig. 1 is a schematic view of a bending shaft transmission mechanism for a bending machine according to a preferred embodiment of the present invention;
fig. 2 is another angle schematic diagram of the pipe bending shaft transmission mechanism for the pipe bending machine of fig. 1.
The reference numbers illustrate:
100. a pipe bending shaft transmission mechanism for the pipe bending machine;
10. the bending machine comprises a servo motor, 20, a screw rod assembly, 21, a ball screw rod, 22, a ball nut, 23, a bearing, 24, a bearing seat, 25, a U-shaped connector, 30, a rack, 40, a gear, 51, a synchronous belt, 52, a first synchronous wheel, 53, a second synchronous wheel, 54, an auxiliary synchronous wheel, 61, a machine head spindle, 62 and a bending die.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 and 2, a bending shaft transmission mechanism 100 for a pipe bending machine according to a preferred embodiment of the present invention includes a servo motor 10, a synchronous linkage mechanism, a linear transmission mechanism, and a bending mechanism, wherein the servo motor 10 is connected to the linear transmission mechanism through the synchronous linkage mechanism, and the linear transmission mechanism is connected to the bending mechanism; the linear transmission mechanism comprises a screw rod assembly 20, a rack 30 and a gear 40, the screw rod assembly 20 is connected to the servo motor 10 to realize linear reciprocating motion, the screw rod assembly 20 is connected to the rack 30, the rack 30 is meshed with the gear 40, and the gear 40 is installed on the bending mechanism to drive the bending mechanism to rotate. The servo motor 10 realizes linear reciprocating motion of the rack 30 through the linkage effect of the synchronous linkage mechanism, so that the bending mechanism is prompted to generate corresponding rotating motion, and the subsequent pipe processing procedure is facilitated; meanwhile, the servo motor 10 is used as a power source, the bending angle of the pipe can be correspondingly adjusted according to different production requirements, and the accuracy of the bending angle of the pipe is finally ensured by controlling the rotation angle of the gear.
Further, the synchronous linkage mechanism includes a synchronous belt 51, a first synchronous pulley 52, a second synchronous pulley 53 and an auxiliary synchronous pulley 54, the auxiliary synchronous pulley 54 is disposed near the second synchronous pulley 53, the first synchronous pulley 52 is mounted on the linear transmission mechanism, and the second synchronous pulley 52 is connected to the rotation end of the servo motor 10. The synchronous linkage mechanism is used for realizing a synchronous function, and ensures that a ball nut on the screw rod assembly and the servo motor perform linkage action, so that the linear reciprocating motion of the ball screw rod is realized; meanwhile, the auxiliary synchronizing wheel 54 is used for realizing the tensioning effect of the synchronizing belt, so that the first synchronizing wheel 52 and the second synchronizing wheel 53 can stably and accurately realize the synchronous rotation function, and the practicability is improved.
Further, the screw assembly 20 includes a ball screw 21, a ball nut 22, a bearing 23 and a bearing seat 24, the ball screw 21 is connected to the ball nut 22, and one end of the ball nut 22 is installed in the first synchronizing wheel 52, so that the rolling action of the ball nut 22 is realized, and the corresponding linear reciprocating motion of the ball screw 21 connected to the ball nut is promoted; one end of the ball screw 21 is provided with a U-shaped connector 25, the U-shaped connector 25 is connected with the rack, and the rack 30 can be firmly arranged on the ball screw 21; the bearing 23 is mounted in the bearing housing 24, and the other end of the ball nut 22 is inserted into the bearing 23.
Furthermore, the first synchronizing wheel 52 and the second synchronizing wheel 53 are both provided with an expansion coupling sleeve, the first synchronizing wheel 52 is connected to the ball nut through the expansion coupling sleeve, the second synchronizing wheel 53 is connected to the rotating end of the servo motor through the expansion coupling sleeve, and the connection stability of the first synchronizing wheel and the second synchronizing wheel is correspondingly improved through the installation and the setting of the expansion coupling sleeve.
Further, the bending mechanism includes a head spindle 61 and a bending die 62, the bending die 62 is mounted on the head spindle 61, and the gear 40 is mounted on the lower end of the head spindle 61. It can be understood that the gear 40 is driven by the rack 30 to rotate, so as to cause the bending die 62 on the machine head main shaft to rotate synchronously, and finally the bending die is used by combining other parts of the bending mechanism to realize the bending processing of the pipe.
The operating principle of the pipe bending shaft transmission mechanism for the pipe bending machine is as follows: the servo motor 10 drives the second synchronizing wheel 53 to rotate in the working process, then the second synchronizing wheel 53 drives the first synchronizing wheel 52 to rotate through the auxiliary synchronizing wheel 54 and the synchronous belt 51, the ball nut 22 is driven to rotate to realize that the ball screw 21 generates corresponding linear reciprocating motion, the gear 40 and the bending die 62 are driven to rotate through the synchronous motion of the driving rack 30, the required bending angle processing of the pipe is finally completed, and the accuracy and the convenience are effectively improved.
The utility model discloses a return bend axle drive mechanism for bending machine, compact structure and machining precision are high, through adopting servo motor as the power supply for drive linear transmission mechanism and rack and make linear motion, effectively ensured the angle accuracy nature of bending of tubular product.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (5)
1. A return bend axle drive mechanism for bending machine which characterized in that: the bending machine comprises a servo motor, a synchronous linkage mechanism, a linear transmission mechanism and a bending mechanism, wherein the servo motor is connected to the linear transmission mechanism through the synchronous linkage mechanism, and the linear transmission mechanism is connected to the bending mechanism; the linear transmission mechanism comprises a screw rod assembly, a rack and a gear, the screw rod assembly is connected to the servo motor, the screw rod assembly is connected to the rack, the rack is meshed with the gear, and the gear is mounted on the bending mechanism to drive the bending mechanism to rotate.
2. The tube bending shaft transmission mechanism for a tube bending machine according to claim 1, wherein: the synchronous linkage mechanism comprises a synchronous belt, a first synchronous wheel, a second synchronous wheel and an auxiliary synchronous wheel, the auxiliary synchronous wheel is close to the second synchronous wheel, the first synchronous wheel is installed on the linear transmission mechanism, and the second synchronous wheel is connected to the rotating end of the servo motor.
3. The tube bending shaft transmission mechanism for the tube bending machine according to claim 2, wherein: the screw assembly comprises a ball screw, a ball nut, a bearing and a bearing seat, the ball screw is connected with the ball nut, one end of the ball screw is provided with a U-shaped connector, the U-shaped connector is connected with the rack, the bearing is installed in the bearing seat, one end of the ball nut is installed in the first synchronous wheel, and the other end of the ball nut penetrates through the bearing.
4. The tube bending shaft transmission mechanism for a tube bending machine according to claim 3, wherein: the first synchronizing wheel and the second synchronizing wheel are both provided with expansion coupling sleeves, the first synchronizing wheel is connected with the ball nut through the expansion coupling sleeves, and the second synchronizing wheel is connected with the rotating end of the servo motor through the expansion coupling sleeves.
5. The tube bending shaft transmission mechanism for a tube bending machine according to claim 1, wherein: the bending mechanism comprises a machine head main shaft and a bending die, the bending die is mounted on the machine head main shaft, and the gear is mounted at the lower end of the machine head main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120633600.7U CN214556507U (en) | 2021-03-29 | 2021-03-29 | Pipe bending shaft transmission mechanism for pipe bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120633600.7U CN214556507U (en) | 2021-03-29 | 2021-03-29 | Pipe bending shaft transmission mechanism for pipe bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214556507U true CN214556507U (en) | 2021-11-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120633600.7U Active CN214556507U (en) | 2021-03-29 | 2021-03-29 | Pipe bending shaft transmission mechanism for pipe bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214556507U (en) |
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2021
- 2021-03-29 CN CN202120633600.7U patent/CN214556507U/en active Active
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