CN210387712U - Side milling head transmission mechanism for machining inner hole of copper pipe fitting - Google Patents
Side milling head transmission mechanism for machining inner hole of copper pipe fitting Download PDFInfo
- Publication number
- CN210387712U CN210387712U CN201921251529.5U CN201921251529U CN210387712U CN 210387712 U CN210387712 U CN 210387712U CN 201921251529 U CN201921251529 U CN 201921251529U CN 210387712 U CN210387712 U CN 210387712U
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- milling
- transmission
- belt
- milling cutter
- copper pipe
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Abstract
The utility model relates to a processing of copper pipe fitting hole is with side milling head drive mechanism. Copper pipe spare hole processing is installed on milling the arm with side milling head drive mechanism, drive mechanism includes milling cutter main shaft and drive assembly, it includes the main casing body, two curb plates and end wall to mill the arm, be formed with the installation cavity in the main casing body, the protruding installation wall that is equipped with two relative settings of the tip of the main casing body, the mounting hole has all been seted up on two installation walls, every the relative both sides of installation wall are formed with first edge and second edge respectively, two curb plates install respectively in the relative both sides of the main casing body. The side milling head transmission mechanism for processing the inner hole of the copper pipe fitting is easy to install and a belt is not easy to slip.
Description
Technical Field
The utility model relates to a processing of copper pipe fitting hole is with side milling head drive mechanism.
Background
When a structure such as a groove or a hole is machined on the inner side of the copper pipe, a milling cutter needs to be used for penetrating into the inner side of the copper pipe and performing machining operation. In order to drive the milling cutter to rotate for milling operation, gear shaft transmission or belt transmission is generally adopted in the industry. However, when transmission is performed by a belt or the like, installation is inconvenient, and the belt tends to slip.
SUMMERY OF THE UTILITY MODEL
Therefore, a side milling head transmission mechanism for processing the inner hole of the copper pipe fitting, which is easy to install and has a belt not easy to slip, is needed.
A side milling head transmission mechanism for processing an inner hole of a copper pipe fitting is installed on a milling arm and comprises a milling cutter main shaft and a transmission assembly, the milling arm comprises a main shell, two side plates and an end wall, a mounting cavity is formed in the main shell, two oppositely arranged mounting walls are convexly arranged at the end part of the main shell, mounting holes are formed in the two mounting walls, a first edge and a second edge are respectively formed at the two opposite sides of each mounting wall, the two side plates are respectively installed at the two opposite sides of the main shell, the first edges of the two mounting walls are respectively supported at the two opposite sides of one side plate, the second edges of the two mounting walls are respectively supported at the two opposite sides of the other side plate, and the end wall is installed at the end part of the main shell and seals the mounting cavity of the main shell, the milling arm is kept away from the one end of end wall is installed the motor, the milling cutter main shaft is worn to locate with rotating in the mounting hole of two installation walls, drive assembly includes belt pulley, jackscrew, connection key and driving belt, the fixed cover of belt pulley is located the middle part of milling cutter main shaft and is located between two installation walls, the jackscrew is worn to locate on the belt pulley and supports the milling cutter main shaft, in order to right the belt pulley carries out axial positioning, the connection key card is located in the belt pulley with in the milling cutter main shaft, in order to right the belt pulley carries out circumference location, the driving belt follows the length direction who mills the arm extends, the one end of driving belt court the end wall extends and the cover is located the periphery of belt pulley, the other pot head of driving belt is located in the drive shaft of motor, driving belt's cross section is the cockscomb structure, the drive belt includes a plurality of triangular prism teeth.
In one embodiment, a plurality of annular ribs are convexly arranged on the peripheral surface of the belt pulley, and each annular rib has a triangular cross section.
In one embodiment, a triangular groove is formed between every two adjacent ridge teeth of the transmission belt, and the plurality of annular ribs on the belt pulley are respectively clamped into the plurality of triangular grooves of the transmission belt.
In one embodiment, a first matching groove is concavely arranged on the inner side of the belt pulley, a second matching groove is concavely arranged on the circumferential surface of the milling cutter spindle, the second matching groove is correspondingly communicated with the first matching groove, and the top and the bottom of the connecting key are respectively clamped into the first matching groove and the second matching groove.
In one embodiment, the connecting key is a flat key, and the connecting key extends along the length direction of the milling cutter main shaft.
In one embodiment, the milling cutter spindle is perpendicular to the length direction of the milling arm.
In one embodiment, the milling arm is configured to be inserted into a copper pipe, and the milling spindle is perpendicular to an axial direction of the copper pipe.
In one embodiment, a semicircular hole is concavely formed in one side of the connecting key, a central axis of the semicircular hole is vertically intersected with a central axis of the milling cutter spindle, and a side wall of the jackscrew abuts against a side wall of the semicircular hole of the connecting key.
In one embodiment, two abutting wheels are arranged in the main shell, the two abutting wheels abut against two opposite surfaces of the transmission belt respectively, a transmission shaft is arranged at the center of the abutting wheels, a transmission hole is formed in the transmission shaft, a plurality of dust collecting holes are formed in the peripheral surface of the abutting wheels, and the dust collecting holes are communicated with the dust collecting holes.
In one embodiment, a tension spring is arranged at the end part of each transmission shaft, two opposite ends of each tension spring are respectively connected with the transmission shafts of the two abutting wheels, and the axis of each tension spring inclines relative to the length direction of the milling arm.
The side milling head transmission mechanism for processing the inner hole of the copper pipe fitting transmits the power of the motor to the milling cutter belt pulley, so that the milling cutter main shaft is driven to drive the milling cutter to rotate, and the milling cutter which stretches into the copper pipe fitting can process the inner hole of the side wall of the copper pipe fitting. Because milling cutter cuts the arm and includes end wall and two curb plates, to longer driving belt, opens earlier during the installation the end wall with two curb plates will driving belt reaches the belt pulley stretches into mill the installation intracavity of arm, it is fixed again the end wall with two curb plates, and then make driving mechanism's installation is comparatively easy, in addition, because driving belt's cross section is the cockscomb structure, driving belt includes a plurality of triangle-shaped edges and teeth, consequently to same width, can improve with the area of contact of belt pulley makes driving belt is difficult for skidding, and can improve transmission efficiency. In addition, because the space for the milling cutter spindle to move in the copper pipe fitting is limited, for a transmission belt with triangular prism teeth, a narrower transmission belt can be used for obtaining higher transmission efficiency, and the milling cutter spindle can be conveniently milled in the copper pipe fitting.
Drawings
Fig. 1 is a schematic perspective assembly diagram of a milling arm, a motor and a milling cutter spindle according to an embodiment.
Fig. 2 is a schematic exploded perspective view of the side milling head transmission mechanism for machining the inner hole of the copper pipe fitting according to an embodiment.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. 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. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
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 herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model relates to a processing of copper pipe fitting hole is with side milling head drive mechanism. For example, the side milling head transmission mechanism for machining the inner hole of the copper pipe fitting is installed on the milling arm and comprises a milling cutter spindle and a transmission assembly. For example, the milling arm includes a main housing, two side plates, and an end wall, a mounting cavity is formed in the main housing, two mounting walls which are arranged oppositely are convexly arranged at an end of the main housing, mounting holes are formed in the two mounting walls, and a first edge and a second edge are respectively formed on two opposite sides of each mounting wall. For example, the two side plates are respectively installed at two opposite sides of the main housing, two opposite sides of one of the side plates respectively abut against first edges of the two installation walls, two opposite sides of the other of the side plates respectively abut against second edges of the two installation walls, the end wall is installed at an end portion of the main housing and closes the installation cavity of the main housing, and a motor is installed at one end of the milling arm away from the end wall. For example, the milling cutter spindle is rotatably inserted into the mounting holes of the two mounting walls, the transmission assembly includes a belt pulley, a jackscrew, a connecting key and a transmission belt, the belt pulley is fixedly sleeved in the middle of the milling cutter spindle and located between the two mounting walls, and the jackscrew is inserted into the belt pulley and abuts against the milling cutter spindle to axially position the belt pulley. For example, the connecting key is clamped in the belt pulley and the milling cutter spindle to circumferentially position the belt pulley, the transmission belt extends along the length direction of the milling arm, and one end of the transmission belt extends towards the end wall and is sleeved on the periphery of the belt pulley. For example, the other end of the transmission belt is sleeved on a driving shaft of the motor, the cross section of the transmission belt is in a sawtooth shape, and the transmission belt comprises a plurality of triangular prismatic teeth.
Referring to fig. 1 and 2, a side milling head transmission mechanism 10 for processing an inner hole of a copper pipe is installed on a milling arm 20, the side milling head transmission mechanism 10 for processing an inner hole of a copper pipe comprises a milling cutter spindle 11 and a transmission assembly 15, the milling arm 20 comprises a main housing 21, two side plates 22 and an end wall 23, a mounting cavity is formed in the main housing 21, two opposite mounting walls 211 are convexly arranged at an end portion of the main housing 21, mounting holes are respectively formed in the two mounting walls 211, a first edge 2113 and a second edge are respectively formed at two opposite sides of each mounting wall 211, the two side plates 22 are respectively installed at two opposite sides of the main housing 21, two opposite sides of one side plate 22 respectively abut against the first edges 2113 of the two mounting walls 211, two opposite sides of the other side plate 22 respectively abut against the second edges of the two mounting walls 211, the end wall 23 is installed at an end portion of the main housing 21 and seals the mounting cavity of the main housing 21, the motor 30 is installed to the one end of milling arm 20 that keeps away from end wall 23, milling cutter main shaft 11 passes through the mounting hole of two installation walls 211 with rotating, drive assembly 15 includes belt pulley 151, the jackscrew, connecting key and drive belt 152, the fixed cover of belt pulley 151 is located the middle part of milling cutter main shaft 11 and is located between two installation walls 211, the jackscrew passes through and locates on belt pulley 151 and supports milling cutter main shaft 11, in order to carry out axial positioning to belt pulley 151, the connecting key card is located in belt pulley 151 and milling cutter main shaft 11, in order to carry out circumferential positioning to belt pulley 151, drive belt 152 extends along the length direction who mills arm 20, the one end of drive belt 152 extends towards end wall 23 and overlaps the periphery of belt pulley 151, the other end cover of drive belt 152 is located on the drive shaft of motor 30, the cross section of drive belt 152 is the cockscomb structure, drive belt 152 includes a plurality.
For example, the side milling head transmission mechanism 10 for processing the inner hole of the copper pipe transmits the power of the motor 30 to the milling cutter belt pulley 151, and then drives the milling cutter spindle 11 to drive the milling cutter to rotate, so that the milling cutter extending into the copper pipe can process the inner hole of the side wall of the copper pipe. Because the milling cutter arm includes end wall 23 and two curb plates 22, to longer drive belt 152, open end wall 23 and two curb plates 22 earlier during the installation, stretch into drive belt 152 and belt pulley 151 in the installation cavity of milling arm 20, fixed end wall 23 and two curb plates 22 again, and then make drive mechanism's installation comparatively easy, in addition, because drive belt 152's cross section is the cockscomb structure, drive belt 152 includes a plurality of triangle-shaped arris teeth 1521, consequently to same width, can improve the area of contact with belt pulley 151, make drive belt 152 difficult slipping, and can improve transmission efficiency. In addition, because the space for the milling cutter spindle 11 to move in the copper pipe is limited, for the transmission belt 152 with the triangular prism teeth 1521, the transmission belt 152 with the narrower width can be used to obtain higher transmission efficiency, and the milling cutter spindle 11 can be conveniently milled in the copper pipe.
For example, in order to facilitate machining of the inner sidewall of the copper pipe, a plurality of annular ribs 1511 are protruded from the circumferential surface of the pulley 151, and each of the annular ribs 1511 has a triangular cross-section. A triangular groove 1525 is formed between every two adjacent ridge teeth 1521 of the transmission belt 152, and the plurality of annular ribs 1511 on the pulley 151 are respectively snapped into the plurality of triangular grooves 1525 of the transmission belt 152. The inner side of the belt pulley 151 is concavely provided with a first matching groove, the circumferential surface of the milling cutter spindle 11 is concavely provided with a second matching groove 115, the second matching groove 115 is correspondingly communicated with the first matching groove, and the top and the bottom of the connecting key are respectively clamped into the first matching groove and the second matching groove 115. The connecting key is a flat key and extends along the length direction of the milling cutter spindle 11. The milling spindle 11 is perpendicular to the length direction of the milling arm 20. The milling arm 20 is used for penetrating into a copper pipe fitting, and the milling cutter spindle 11 is perpendicular to the axial direction of the copper pipe. Through setting up milling arm 20 and milling cutter main shaft 11 direction to be convenient for wear to locate in the copper pipe fitting milling arm 20, and milling cutter main shaft 11 with the axial vertically of copper pipe then conveniently mills processing to the inside wall of copper pipe fitting.
For example, in an embodiment, in order to improve the positioning effect of the connecting key, a semicircular hole is concavely formed in one side of the connecting key, the central axis of the semicircular hole is perpendicular to the central axis of the milling cutter spindle 11, and the side wall of the jackscrew abuts against the side wall of the semicircular hole of the connecting key. Through setting up the semicircular hole, the jackscrew can also prevent belt pulley 151 relative milling cutter main shaft 11 circumference slip simultaneously, improves the transmission stationarity.
For example, in an embodiment, in order to facilitate tensioning the transmission belt 152, two abutting wheels 215 are disposed in the main housing 21, the two abutting wheels 215 respectively abut against two opposite surfaces of the transmission belt 152, a transmission shaft is disposed at the center of the abutting wheels 215, a transmission hole is formed in the transmission shaft, a plurality of dust collecting holes are disposed on the circumferential surface of the abutting wheels 215, and the plurality of dust collecting holes are all communicated with the dust collecting holes. The end of each transmission shaft is provided with a tension spring, the two opposite ends of each tension spring are respectively connected with the transmission shafts of the two abutting wheels 215, and the axis of each tension spring inclines relative to the length direction of the milling arm 20. By arranging the tension spring, the trend that the two abutting wheels 215 move towards each other can be ensured to tension the transmission belt 152, and the tension spring arranged obliquely can enable the abutting wheels 215 abutting against the forward part of the transmission belt 152 to be adjacent to the end wall 23, and the abutting wheels 215 abutting against the backward part of the transmission belt 152 to be far away from the end wall 23, so that the tension spring can be tensioned by the two abutting wheels 215, and the abutting tension force is improved. The circumferential surface of the abutting wheel 215 is provided with dust collecting holes, so that dust or particles on the transmission belt 152 can be scraped or squeezed into the dust collecting holes by the chance that the abutting wheel 215 abuts against the transmission belt 152, and enter the transmission holes during movement, so as to be discharged out of the milling arm 20.
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 more 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 (10)
1. A side milling head transmission mechanism for processing an inner hole of a copper pipe fitting is installed on a milling arm and is characterized in that the side milling head transmission mechanism for processing the inner hole of the copper pipe fitting comprises a milling cutter main shaft and a transmission assembly, the milling arm comprises a main shell, two side plates and an end wall, a mounting cavity is formed in the main shell, two oppositely arranged mounting walls are convexly arranged at the end part of the main shell, mounting holes are formed in the two mounting walls, a first edge and a second edge are respectively formed at the two opposite sides of each mounting wall, the two side plates are respectively installed at the two opposite sides of the main shell, the two opposite sides of one side plate respectively support the first edges of the two mounting walls, the two opposite sides of the other side plate respectively support the second edges of the two mounting walls, and the end wall is installed at the end part of the main shell and seals the mounting cavity of the main shell, the milling arm is kept away from the one end of end wall is installed the motor, the milling cutter main shaft is worn to locate with rotating in the mounting hole of two installation walls, drive assembly includes belt pulley, jackscrew, connection key and driving belt, the fixed cover of belt pulley is located the middle part of milling cutter main shaft and is located between two installation walls, the jackscrew is worn to locate on the belt pulley and supports the milling cutter main shaft, in order to right the belt pulley carries out axial positioning, the connection key card is located in the belt pulley with in the milling cutter main shaft, in order to right the belt pulley carries out circumference location, the driving belt follows the length direction who mills the arm extends, the one end of driving belt court the end wall extends and the cover is located the periphery of belt pulley, the other pot head of driving belt is located in the drive shaft of motor, driving belt's cross section is the cockscomb structure, the drive belt includes a plurality of triangular prism teeth.
2. The transmission mechanism of claim 1, wherein a plurality of annular ribs are convexly arranged on the circumferential surface of the belt pulley, and each annular rib has a triangular cross section.
3. The transmission mechanism of claim 2, wherein a triangular groove is formed between every two adjacent ridge teeth of the transmission belt, and the plurality of annular ribs on the belt pulley are respectively clamped into the plurality of triangular grooves of the transmission belt.
4. The transmission mechanism of the side milling head for machining the inner hole of the copper pipe fitting as claimed in claim 3, wherein a first matching groove is concavely formed in the inner side of the belt pulley, a second matching groove is concavely formed in the circumferential surface of the milling cutter spindle, the second matching groove is correspondingly communicated with the first matching groove, and the top and the bottom of the connecting key are respectively clamped into the first matching groove and the second matching groove.
5. The transmission mechanism of claim 4, wherein the connecting key is a flat key and extends along the length direction of the milling cutter spindle.
6. The transmission mechanism for the side milling head used for processing the inner hole of the copper pipe fitting as claimed in claim 5, wherein the milling cutter spindle is perpendicular to the length direction of the milling arm.
7. The transmission mechanism of claim 6, wherein the milling arm is configured to penetrate into the copper pipe, and the milling cutter spindle is perpendicular to the axial direction of the copper pipe.
8. The transmission mechanism of claim 7, wherein a semicircular hole is concavely formed in one side of the connecting key, a central axis of the semicircular hole is perpendicular to a central axis of the milling cutter spindle, and a side wall of the jackscrew abuts against a side wall of the semicircular hole of the connecting key.
9. The transmission mechanism of claim 8, wherein two abutting wheels are arranged in the main housing, the two abutting wheels abut against two opposite surfaces of the transmission belt respectively, a transmission shaft is arranged at the center of the abutting wheels, a transmission hole is formed in the transmission shaft, a plurality of dust collecting holes are formed in the peripheral surface of the abutting wheels, and the dust collecting holes are communicated with the transmission hole.
10. The transmission mechanism of claim 9, wherein a tension spring is disposed at an end of each transmission shaft, opposite ends of each tension spring are respectively connected to the transmission shafts of the two abutting wheels, and an axis of each tension spring is inclined with respect to a length direction of the milling arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921251529.5U CN210387712U (en) | 2019-08-03 | 2019-08-03 | Side milling head transmission mechanism for machining inner hole of copper pipe fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921251529.5U CN210387712U (en) | 2019-08-03 | 2019-08-03 | Side milling head transmission mechanism for machining inner hole of copper pipe fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210387712U true CN210387712U (en) | 2020-04-24 |
Family
ID=70358164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921251529.5U Expired - Fee Related CN210387712U (en) | 2019-08-03 | 2019-08-03 | Side milling head transmission mechanism for machining inner hole of copper pipe fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210387712U (en) |
-
2019
- 2019-08-03 CN CN201921251529.5U patent/CN210387712U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 |
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| CF01 | Termination of patent right due to non-payment of annual fee |