CN216297595U - Automatic bending device of many copper pipes for ground source heat pump fan coil - Google Patents
Automatic bending device of many copper pipes for ground source heat pump fan coil Download PDFInfo
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- CN216297595U CN216297595U CN202122916518.8U CN202122916518U CN216297595U CN 216297595 U CN216297595 U CN 216297595U CN 202122916518 U CN202122916518 U CN 202122916518U CN 216297595 U CN216297595 U CN 216297595U
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- heat pump
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Abstract
The utility model belongs to the technical field of copper pipe bending, in particular to a multi-copper pipe automatic bending device for a ground source heat pump fan coil, which solves the technical problems in the background technology and comprises a pushing unit and a bending unit, wherein the pushing unit comprises a guide plate rack, a supporting plate, an upper guide plate and a lower guide plate; a transmission gear is arranged on the supporting plate and is driven by a stepping motor; the bending unit comprises a bending machine frame, a bending machine head is arranged on the bending machine frame, and a ejector rod core is further fixed on the bending machine frame. The device can ensure that the copper pipe has high tolerance precision in size, shape and form and position; a plurality of copper pipes can be bent at one time, automatic control is realized, continuous production can be realized, the production efficiency is high, and the using effect is good; reasonable design and good practical application value.
Description
Technical Field
The utility model belongs to the technical field of copper pipe bending, and particularly relates to an automatic multi-copper pipe bending device for a ground source heat pump fan coil.
Background
The ground source heat pump is a brand new renewable energy source which is created in recent years in China and provides a technical system for refrigeration, heat supply and hot water supply for buildings. The ground source heat pump works in such a way that underground shallow geothermal heat is heated in winter and cooled in summer through circulation of water in a plastic coil pipe buried underground in the pipe through the work of the heat pump. The fan coil is a device for cold and heat exchange in a room, wherein a copper pipe is bent, and then fins are sleeved on the outer part of the copper pipe to enlarge the heat exchange area. The quality of the fan coil is ensured, the fan coil is convenient to assemble quickly, the requirement on the copper pipe bending process is high, and the size, the shape and the shape position of the copper pipe must be strictly controlled within certain precision; meanwhile, the automatic control and continuous production of production are realized, and the production efficiency is improved.
Disclosure of Invention
The utility model aims to solve the technical problem of how to provide a bending device which can ensure the consistent bending degree of a copper pipe, has certain precision and higher production efficiency, and provides an automatic bending device for a multi-copper pipe for a ground source heat pump fan coil.
The technical means for solving the technical problems of the utility model is as follows: a multi-copper-pipe automatic bending device for a ground source heat pump fan coil comprises a pushing unit and a bending unit, wherein the pushing unit comprises a guide plate rack, a supporting plate, an upper guide plate and a lower guide plate which are connected through a hinge, the supporting plate is connected onto the guide plate rack through a guide rail, the lower guide plate is fixedly connected onto the supporting plate, a plurality of semi-cylindrical grooves are formed in the opposite surfaces of the upper guide plate and the lower guide plate, the two semi-cylindrical grooves which are opposite from each other up and down are combined into a copper pipe guide groove, and a first pushing mechanism for driving the supporting plate to move back and forth on the guide rail and at least one second pushing mechanism for driving the upper guide plate to open and close automatically are arranged on the guide plate rack; a plurality of transmission gears which are arranged in parallel are arranged at the position, opposite to the copper pipe guide groove, on the supporting plate, the transmission gears are equal in number and opposite to the copper pipe guide groove, the transmission gears are driven by a stepping motor, an ejector rod supporting wheel is also arranged above the transmission gears, a copper pipe ejector rod is matched between the transmission gears and the ejector rod supporting wheel, and two positioning pins are arranged at the front end of the lower guide plate; the bending unit comprises a bending machine frame, a bending machine head is arranged at the end part, close to the lower guide plate, of the bending machine frame, a positioning seat matched with a positioning pin is fixed on the bending machine head to enable a copper pipe guide groove to be aligned with a bending hole in the bending machine head, a plurality of ejector rod cores parallel to the bending hole are fixed on the bending machine frame through a support, and movable heads used for penetrating through the end part, close to the bending hole, of the ejector rod cores and preventing the copper pipe from being flattened during bending are hinged to the end part, close to the bending hole, of the ejector rod cores.
The working principle of the automatic bending device for the multi-copper pipe for the ground source heat pump fan coil pipe is as follows: the upper guide plate and the lower guide plate are opened through a second pushing mechanism, the copper pipe is placed in the copper pipe guide groove, and then the upper guide plate is automatically covered through the second pushing mechanism; the supporting plate is driven by the first pushing mechanism to move forwards to gradually approach the bending unit until a positioning pin on a lower guide plate of the supporting plate is embedded into a positioning seat on a bending machine head, the supporting plate is driven by the first pushing mechanism to stop moving, a copper pipe guide groove is aligned with a bending hole on the bending machine head, a stepping motor is started, a copper pipe ejector rod is driven by a transmission gear and an ejector rod supporting wheel to move forwards and is abutted to the end part of a copper pipe, the number of the copper pipe ejector rod is equal to that of the copper pipe, the copper pipe ejector rod can push the copper pipe to move forwards in the copper pipe guide groove, the copper pipe can be effectively kept from deforming in the forward moving process under the limiting action of the copper pipe guide groove, the copper pipe moves forwards into the bending hole corresponding to the extending position under the pushing of the copper pipe ejector rod, the ejector rod core and a movable head above the copper pipe penetrate into the copper pipe, and the copper pipe drives the copper pipe ejector rod to move backwards when the copper pipe reaches a preset position, meanwhile, under the driving of the first pushing mechanism, the supporting plate returns to the original position, under the driving of the second pushing mechanism, the upper guide plate is opened, then the bending machine head is upwards turned for 360 degrees to complete the bending of the copper pipe.
Preferably, the number of the copper pipe guide grooves, the number of the transmission gears and the number of the bending holes are three or five. Therefore, the copper pipes can be bent simultaneously, and the situation that the copper pipes are too many and the bending strength is not enough can be prevented.
Preferably, a rack meshed with the transmission gear is arranged on the copper pipe ejector rod. The copper pipe ejector rod is enabled to be better meshed with teeth on the transmission gear, a better pushing effect is achieved, and the structure is more reasonable.
Preferably, the number of the second pushing mechanisms is two, the bottoms of the second pushing mechanisms are fixed on the guide plate rack through the supporting plate, and the movable ends of the second pushing mechanisms are respectively connected to the front end portion and the rear end portion of the upper guide plate. The two second pushing mechanisms are arranged to ensure that the stress of the upper guide plate is uniform.
Preferably, the first pushing mechanism and the second pushing mechanism are air cylinders or hydraulic cylinders. Thus, the structure is simple, and the operation is convenient.
Preferably, the movable head is spherical. This is to better prevent the folded portion from being crushed.
Preferably, safety protection nets are arranged on two sides of the bending unit, so that slipping and bouncing to surrounding workers are prevented when the copper pipe is bent.
The utility model has the beneficial effects that: the bending device is mainly suitable for bending the copper pipe of the ground source heat pump fan coil, and can also be applied to bending other metal pipes; the copper pipe bending equipment manufactured by the utility model ensures that the copper pipe has high tolerance precision in size, shape and form and position; a plurality of copper pipes can be bent at one time, automatic control is realized, continuous production can be realized, the production efficiency is high, the use effect is good, and the design requirement is met; reasonable design and good practical application value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic front view structural diagram (an upper guide plate and a lower guide plate are in an open state) of the automatic bending device for the copper pipes for the ground source heat pump fan coil pipe.
Fig. 2 is a schematic top view of the automatic bending device for the copper tube for the ground source heat pump fan coil according to the present invention (the upper guide plate and the lower guide plate are in a closed state).
Fig. 3 is a schematic structural diagram of a transmission gear, a stepping motor and a top rod supporting wheel in the automatic bending device for the multi-copper pipe for the ground source heat pump fan coil pipe.
In the figure: 1. a guide plate frame; 2. a support plate; 3. an upper guide plate; 4. a lower guide plate; 5. a copper pipe guide groove; 6. a first pushing mechanism; 7. a second pushing mechanism; 8. a transmission gear; 9. a stepping motor; 10. a mandril riding wheel; 11. a copper pipe ejector rod; 12. positioning pins; 13. bending the frame; 14. a bending machine head; 15. bending the hole; 16. a support; 17. a jack rod core; 18. a movable head; 19. a hinge; 20. positioning seats; 21. a gear seat.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to fig. 1, 2 and 3, and it is obvious that the described embodiments are a part of the embodiments of the present invention, but not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A multi-copper-tube automatic bending device for a ground source heat pump fan coil is shown in figures 1, 2 and 3 and comprises a pushing unit and a bending unit, wherein the pushing unit comprises a guide plate rack 1, a supporting plate 2, an upper guide plate 3 and a lower guide plate 4 which are connected through a hinge 19, the supporting plate 2 is connected onto the guide plate rack 1 through a guide rail, the lower guide plate 4 is fixedly connected onto the supporting plate 2, a plurality of semi-cylindrical grooves are respectively arranged on the opposite surfaces of the upper guide plate 3 and the lower guide plate 4, the upper semi-cylindrical grooves and the lower semi-cylindrical grooves which are opposite up and down are combined into a copper tube guide groove 5, a first pushing mechanism 6 for driving the supporting plate 2 to move back and forth on the guide rail and at least one second pushing mechanism 7 for driving the upper guide plate 3 to open and close automatically are arranged on the guide plate rack 1, two second pushing mechanisms 7 are arranged in a specific embodiment, and the bottoms of the second pushing mechanisms 7 are fixed on the guide plate rack 1 through supporting plates, the movable ends of the second pushing mechanisms 7 are respectively connected to the front end part and the rear end part of the upper guide plate 3, and the first pushing mechanism 6 and the second pushing mechanism 7 are cylinders or hydraulic cylinders; a plurality of transmission gears 8 which are arranged in parallel are arranged at positions, opposite to the copper pipe guide grooves 5, on the supporting plate 2, the transmission gears 8 are installed on the supporting plate 2 through gear seats 21, the number of the transmission gears 8 is equal to that of the copper pipe guide grooves 5, the transmission gears 8 are opposite to the positions, the transmission gears 8 are driven through stepping motors 9, ejector rod supporting wheels 10 are further arranged above the transmission gears 8, copper pipe ejector rods 11 are matched between the transmission gears 8 and the ejector rod supporting wheels 10, racks which are meshed with the transmission gears 8 are arranged on the copper pipe ejector rods 11, and two positioning pins 12 are arranged at the front end of the lower guide plate 4; the bending unit comprises a bending machine frame 13, a bending machine head 14 is arranged at the end part of the bending machine frame 13 close to the lower guide plate 4, a positioning seat 20 matched with the positioning pin 12 is fixed on the bending machine head 14 to enable the copper pipe guide groove 5 to be aligned to a bending hole 15 on the bending machine head 14, a plurality of ejector rod cores 17 parallel to the bending hole 15 are fixed on the bending machine frame through a support 16, and a movable head 18 used for penetrating the copper pipe and preventing the copper pipe from being flattened during bending is hinged at the end part of each ejector rod core 17 close to the bending hole 15; the movable head 18 is spherical, and safety protection nets are arranged on two sides of the bending unit.
The working principle of the automatic bending device for the multi-copper pipe for the ground source heat pump fan coil pipe is as follows: the upper guide plate 3 and the lower guide plate 4 are opened through the second pushing mechanism 7, the copper pipe is placed in the copper pipe guide groove 5, and then the upper guide plate 3 is automatically covered through the second pushing mechanism 7; the supporting plate 2 is driven by the first pushing mechanism 6 to move forwards to gradually approach the bending unit until a positioning pin 12 on a lower guide plate 4 of the supporting plate 2 is embedded into a positioning seat 20 on a bending machine head 14, at the moment, the first pushing mechanism 6 drives the supporting plate 2 to stop moving, at the moment, a copper pipe guide groove 5 is aligned with a bending hole 15 on the bending machine head 14, a stepping motor 9 is started, a transmission gear 8 and a push rod riding wheel 10 are utilized to drive a copper pipe push rod 11 to move forwards to abut against the end part of a copper pipe, the number of the copper pipe push rods 11 is equal to that of the copper pipe, the copper pipe push rod 11 can push the copper pipe to move forwards in the copper pipe guide groove 5, and under the limiting action of the copper pipe guide groove 5, the copper pipe can be effectively kept from being deformed in the forward moving process, the copper pipe moves forwards under the pushing of the copper pipe push rod 11 to extend into the bending hole 15 corresponding to the position and continues to move forwards, so that the push rod core 17 and the movable head 18 on the push rod core penetrate into the copper pipe, when the copper pipe reaches a preset position, the stepping motor 9 drives the copper pipe ejector rod 11 to move backwards, meanwhile, the supporting plate 2 returns to the original position under the driving of the first pushing mechanism 6, the upper guide plate 3 is opened under the driving of the second pushing mechanism 7, and the bending machine head 14 turns upwards for 360 degrees to complete the bending of the copper pipe.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. The automatic bending device for the multi-copper pipe for the ground source heat pump fan coil is characterized by comprising a pushing unit and a bending unit, wherein the pushing unit comprises a guide plate rack (1), a supporting plate (2), an upper guide plate (3) and a lower guide plate (4) which are connected through a hinge (19), the supporting plate (2) is connected to the guide plate rack (1) through a guide rail, the lower guide plate (4) is fixedly connected to the supporting plate (2), the opposite surfaces of the upper guide plate (3) and the lower guide plate (4) are respectively provided with a plurality of semi-cylindrical grooves, the two semi-cylindrical grooves which are opposite from top to bottom are combined into a copper pipe guide groove (5), and the guide plate rack (1) is provided with a first pushing mechanism (6) for driving the supporting plate (2) to move back and forth on the guide rail and at least one second pushing mechanism (7) for driving the upper guide plate (3) to automatically open and close; a plurality of transmission gears (8) which are arranged in parallel are arranged at positions, opposite to the copper pipe guide grooves (5), on the supporting plate (2), the transmission gears (8) are equal in number and opposite to the copper pipe guide grooves (5), the transmission gears (8) are driven by a stepping motor (9), ejector rod supporting wheels (10) are further arranged above the transmission gears (8), copper pipe ejector rods (11) are matched between the transmission gears (8) and the ejector rod supporting wheels (10), and two positioning pins (12) are arranged at the front end of the lower guide plate (4); the bending unit comprises a bending machine frame (13), a bending machine head (14) is arranged at the end part, close to the lower guide plate (4), of the bending machine frame (13), a positioning seat (20) matched with the positioning pin (12) is fixed on the bending machine head (14) to enable the copper pipe guide groove (5) to be aligned to a bending hole (15) in the bending machine head (14), a plurality of ejector rod cores (17) parallel to the bending hole (15) are fixed on the bending machine frame through a support (16), and movable heads (18) used for penetrating through the copper pipe to prevent the copper pipe from being flattened during bending are hinged at the end parts, close to the bending hole (15), of the ejector rod cores (17).
2. The automatic bending device for the copper pipes for the ground source heat pump fan coil pipe as claimed in claim 1, wherein the number of the copper pipe guide grooves (5), the number of the transmission gears (8) and the number of the bending holes (15) are all three or five.
3. The automatic bending device for the multi-copper-pipe for the ground source heat pump fan coil pipe as claimed in claim 2, wherein a rack meshed with the transmission gear (8) is arranged on the copper pipe ejector rod (11).
4. The automatic bending device for the copper pipes for the ground source heat pump fan coil according to any one of claims 1 to 3, characterized in that two second pushing mechanisms (7) are provided, the bottom of each second pushing mechanism (7) is fixed on the guide plate frame (1) through a supporting plate, and the movable ends of the second pushing mechanisms (7) are respectively connected to the front end and the rear end of the upper guide plate (3).
5. The automatic bending device for the copper pipes for the ground source heat pump fan coil pipe as claimed in claim 4, wherein the first pushing mechanism (6) and the second pushing mechanism (7) are air cylinders or hydraulic cylinders.
6. The automatic bending device for the copper pipes for the ground source heat pump fan coil pipe as claimed in claim 5, wherein the movable head (18) is spherical.
7. The automatic bending device for the copper pipes for the ground source heat pump fan coil according to claim 6, wherein safety protection nets are arranged on two sides of the bending unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122916518.8U CN216297595U (en) | 2021-11-25 | 2021-11-25 | Automatic bending device of many copper pipes for ground source heat pump fan coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122916518.8U CN216297595U (en) | 2021-11-25 | 2021-11-25 | Automatic bending device of many copper pipes for ground source heat pump fan coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216297595U true CN216297595U (en) | 2022-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122916518.8U Active CN216297595U (en) | 2021-11-25 | 2021-11-25 | Automatic bending device of many copper pipes for ground source heat pump fan coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216297595U (en) |
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2021
- 2021-11-25 CN CN202122916518.8U patent/CN216297595U/en active Active
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