CN211360397U - Continuous feeding device for finned tube forming machine - Google Patents

Abstract

The utility model discloses a continuous feeding device for a finned tube forming machine, the finned tube forming machine comprises a frame and a forming machine main body provided with a forming channel, the finned tube forming machine comprises a core rod, a limiting device and a conveying device, one end part of the core rod extends into the forming channel, and the core rod is used for sleeving a pipe; the limiting device comprises at least two limiting mechanisms which are arranged in sequence; the limiting mechanism is used for acting to a position which is abutted against the core rod so as to fix the core rod in the length direction of the core rod, or acting to a position which is separated from the core rod so as to form a passage for passing through the pipe; the conveying device is arranged on the rack and used for conveying the pipe sleeved on the mandrel to move to the forming channel along the mandrel. The utility model discloses carry out the contour machining in can sending into the shaping passageway with tubular product in succession, reduce the time that the material was treated to the finned tube make-up machine, make machining efficiency improve at double, and then improve finned tube output.

Description

Continuous feeding device for finned tube forming machine

Technical Field

The utility model relates to a fin pipe is continuous material feeding unit for make-up machine.

Background

The finned tube forming machine is equipment for forming and processing a tube into a finned tube, and comprises a forming machine main body which is provided with a forming channel and is used for forming and processing the tube in the forming channel. Currently, many fin tube forming machines can simultaneously form the inner tube wall and the outer tube wall of a tube, such as a copper tube rolling machine, the outer tube wall can be formed by a plurality of rollers, and the inner tube wall can be formed by a core print which is connected to a mandrel so as to fix the position of the core print by the mandrel. At present, a feeding device is used for feeding a pipe forward into a forming channel in the forming process of the pipe, a roller is used for forming and processing the outer pipe wall of the pipe, a core head is used for forming and processing the inner pipe wall of the pipe, the pipe which is formed and processed is sleeved on a mandrel in the forming and processing process, and after the forming and processing are completed, the feeding device drives the pipe to move backward so as to take the pipe off the mandrel. However, after the forming process is completed, the tube needs to move backwards to take the tube off the mandrel, the forming process of the next tube cannot be performed in the process, the waiting time is long, the effective processing time is short, the processing efficiency is affected, and the yield of the finned tube is further affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art's defect, provide a continuous material feeding unit for finned tube forming machine, it can carry out the contour machining in sending into the shaping passageway with tubular product in succession, reduces the time that the material was treated to the finned tube forming machine, makes machining efficiency improve at double, and then improves finned tube output.

In order to solve the technical problem, the technical scheme of the utility model is that: the utility model provides a finned tube is continuous material feeding unit for make-up machine, finned tube make-up machine includes the frame and is equipped with the shaping passageway and is used for carrying out the make-up machine main part of contour machining to the tubular product in the shaping passageway, and it includes:

one end of the core rod extends into the forming channel, and the core rod is used for sleeving the pipe;

the limiting device comprises at least two limiting mechanisms which are sequentially arranged along the length direction of the core rod; the limiting mechanism is used for acting to a position which is abutted against the core rod so as to at least fix the core rod in the length direction of the core rod, or is used for acting to a position which is separated from the core rod so as to form a passage channel for passing through the pipe;

the conveying device is arranged on the rack and used for moving to convey the pipe sleeved on the mandrel to move to the forming channel along the mandrel.

Further, in order to bear the mandrel, the continuous feeding device for the finned tube forming machine further comprises a bearing mechanism which is arranged on the rack and used for at least bearing the mandrel;

the bearing mechanism comprises at least one supporting component which is connected to the frame and is used for supporting the core rod;

and a support channel for passing through the core rod and the pipe is arranged in the support component.

Furthermore, a conical part used for guiding the pipe to extend into the supporting channel is further arranged on the supporting component.

Further, the support component is a support sleeve;

the tapered portion is a tapered sleeve whose diameter gradually decreases in the moving direction of the pipe.

Further provide a specific scheme of stop gear, be equipped with on the plug with stop gear one-to-one's spacing groove, stop gear includes:

the mandrel penetrates through the two limiting plates;

and the driving mechanism is used for driving the two limiting plates to move oppositely so that at least one limiting plate is clamped into the corresponding limiting groove, so that the position of the mandrel in the length direction is at least fixed.

In order to further improve the working reliability of the limiting mechanism, the limiting groove is of an annular structure arranged along the circumferential direction of the core rod;

and the two limiting plates are respectively provided with a clamping part which is used for clamping the semicircular structure of the limiting groove.

Further provided is a specific aspect of the drive mechanism, including:

the racks correspond to the limiting plates one by one and are connected with the corresponding limiting plates, and the racks are connected to the rack in a sliding manner;

the transmission gear is rotationally connected to the rack, is positioned between the two racks and is meshed with the two racks;

and the air cylinder is connected with any one rack, so that the air cylinder drives the rack connected with the air cylinder to slide, and the two limiting plates are driven to move oppositely or back to back.

Further provides a concrete scheme of conveyor, conveyor includes a plurality of along the length direction of plug sets gradually the conveying mechanism, conveying mechanism includes:

the two conveying wheels are rotatably connected to the rack, a conveying channel for the pipe to pass through is arranged between the two conveying wheels, and the two conveying wheels are abutted to the pipe in the conveying channel;

the two conveying wheels are respectively connected with a conveying gear, and the two conveying gears are meshed with each other;

and the power source is connected with any one of the conveying wheels, so that the power source drives the conveying wheel connected with the power source to rotate, and further drives the two conveying wheels to rotate together to convey the pipes in the conveying channel.

The concrete structure of further provides a conveying wheel, be equipped with on the periphery wall of conveying wheel along the conveyer trough that the circumference of conveying wheel set up, two the conveyer trough cooperation on the conveying wheel forms transfer passage.

Further, a rubber layer is arranged on the peripheral wall of the conveying wheel.

After the technical scheme is adopted, the core rod is borne in the supporting sleeve, and the limiting mechanism is used for acting to abut against the core rod so as to at least fix the position of the core rod in the length direction of the core rod; sleeving a pipe on the mandrel, conveying the pipe to move forwards along the mandrel by the conveying device, when the pipe needs to pass through the limiting mechanisms, moving the corresponding limiting mechanisms to be separated from the mandrel to form a passage for passing through the pipe, and in the whole process of moving the pipe, alternately moving all the limiting mechanisms, and ensuring that at least one limiting mechanism is always abutted against the mandrel, so that the movement of the pipe is avoided while the movement of the mandrel in the length direction is carried out. When the pipe is conveyed into the forming channel, the forming machine main body forms and processes the outer pipe wall and the inner pipe wall of the pipe, after the forming process is completed, the pipe continues to move forwards and is then taken down, the next pipe continues to be conveyed into the forming channel, the pipe is continuously conveyed into the forming channel for forming and processing, the time wasted by taking down the pipe is reduced, the processing efficiency is improved in a double mode, and the yield of the finned tube is further improved.

Drawings

FIG. 1 is a schematic view showing the structure of a continuous feeding device for a fin tube molding machine according to the present invention;

fig. 2 is a schematic structural view of the carrying mechanism, the limiting mechanism and the conveying mechanism of the present invention;

fig. 3 is a schematic structural view of a limiting mechanism in the present invention;

fig. 4 is a schematic structural view of the pipe material being formed by the forming machine body.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

As shown in fig. 1 to 4, a continuous feeding device for a fin tube forming machine, the fin tube forming machine includes a frame 1 and a forming machine main body 3 provided with a forming channel 2 and used for forming a tube 100 in the forming channel 2, and includes:

a core rod 4, one end of the core rod 4 extends into the forming channel 2, and the core rod 4 is used for sleeving the pipe 100;

the limiting device comprises at least two limiting mechanisms 400 which are sequentially arranged along the length direction of the core rod 4; the limiting mechanism 400 is used for acting against the mandrel 4 to at least fix the position of the mandrel 4 in the length direction of the mandrel 4, or is used for acting away from the mandrel 4 to form a passage for passing through the pipe 100; specifically, the length of the mandrel 4 between the first limiting mechanism 400 and the last limiting mechanism 400 is greater than the length of the tube 100;

and the conveying device is arranged on the rack 1 and is used for moving to convey the pipe 100 sleeved on the mandrel 4 to move into the forming channel 2 along the mandrel 4.

Specifically, the mandrel 4 is used for guiding the tube 100 to move, a core print 200 for forming the inner wall of the tube 100 is disposed at one end of the mandrel 4 in the forming channel 2, and a roller 300 for forming the outer wall of the tube 100 is further disposed in the forming channel 2. More specifically, when the tube 100 needs to pass through the limiting mechanism 400, the limiting mechanism 400 moves to be away from the mandrel 4 to form a passage for passing through the tube 100, when the tube 100 completely passes through the limiting mechanism 400, the limiting mechanism 400 moves to abut against the mandrel 4, and at least one limiting mechanism 400 in the limiting device always abuts against the mandrel 4 to prevent the mandrel 4 from moving in the length direction. In the present embodiment, the fin tube former is used to form the tube 100 into a fin tube, the fin tube former may be, but is not limited to, a roll mill, and the tube 100 may be, but is not limited to, a copper tube.

As shown in fig. 1 and 2, the continuous feeding device for the fin tube forming machine may further include a bearing mechanism provided on the frame 1 and configured to bear at least the mandrel 4;

the bearing mechanism is, for example, but not limited to, a structure including at least one supporting member connected to the frame 1 for supporting the mandrel 4;

a support channel for passing through the core rod 4 and the pipe 100 is arranged in the support part;

the support member may also be provided with a tapered portion for guiding the tube 100 into the support channel.

In this embodiment, the supporting member may be a supporting sleeve 5, the tapered portion may be a tapered sleeve 6, a diameter of the tapered sleeve 6 is gradually reduced in a moving direction of the pipe 100, and specifically, the number of the supporting sleeve 5 is 3.

As shown in fig. 1 to 3, the core rod 4 may be provided with a limiting groove 7 corresponding to the limiting mechanism 400 one to one, and the limiting mechanism 400 includes, for example but not limited to, the following structures:

the mandrel 4 penetrates through the two limiting plates 8;

and the driving mechanism is connected with the two limiting plates 8 and is used for driving the two limiting plates 8 to move oppositely so that at least one limiting plate 8 is clamped into the corresponding limiting groove 7, so that the position of the mandrel 4 in the length direction is at least fixed.

As shown in fig. 3, in the present embodiment, the limiting groove 7 may be an annular structure disposed along the circumferential direction of the mandrel 4;

and the two limiting plates 8 are respectively provided with a clamping part 9 which is used for clamping the semicircular structure of the limiting groove 7.

As shown in FIGS. 1-3, the driving mechanism includes, for example but not limited to, the following structure:

the racks 10 correspond to the limiting plates 8 one by one and are connected with the corresponding limiting plates 8, and the racks 10 are connected to the rack 1 in a sliding manner;

the transmission gear 11 is rotatably connected to the rack 1, and the transmission gear 11 is positioned between the two racks 10 and is meshed with both the two racks 10;

and the air cylinder 12 is connected with any one of the racks 10, so that the air cylinder 12 drives the rack 10 connected with the air cylinder to slide, and further drives the two limit plates 8 to move towards or away from each other. Specifically, the limiting mechanism 400 may also be a pneumatic finger, and the specific structure of the pneumatic finger is the prior art, which is not described in detail in this embodiment.

In this embodiment, the limiting device includes two limiting mechanisms 400, the two limiting mechanisms 400 are respectively a first limiting mechanism and a second limiting mechanism sequentially arranged along the moving direction of the tube 100, and the length of the portion of the mandrel 4 located between the first limiting mechanism and the second limiting mechanism is greater than the length of the tube 100. Wherein the first stop mechanism is actuated to disengage the mandrel 4 to form a first passage for passing through the tube 100; then the conveying device conveys the tube 100 sleeved on the mandrel 4 to move between the first limiting mechanism and the second limiting mechanism along the mandrel 4; then the first limiting mechanism acts until the first limiting mechanism abuts against the core rod 4; the second stop mechanism is actuated to disengage the mandrel 4 to form a second passage for passing through the tube 100; then the conveying device conveys the tube 100 sleeved on the mandrel 4 to move into the forming channel 2 along the mandrel 4, and after the tube 100 completely passes through the second passage channel, the second limiting mechanism acts to abut against the mandrel 4, so as to circulate.

As shown in fig. 1 and 2, the conveying device includes, for example and without limitation, a plurality of conveying mechanisms 500 arranged in sequence along the length direction of the mandrel 4, and the conveying mechanisms 500 include:

the two conveying wheels 13 are rotatably connected to the rack 1, a conveying channel for passing through the pipe 100 is arranged between the two conveying wheels 13, and the two conveying wheels 13 are abutted to the pipe 100 in the conveying channel;

the two conveying wheels 13 are respectively connected with a conveying gear 14, and the two conveying gears 14 are meshed with each other;

a power source 15 connected with any one of the conveying wheels 13, so that the power source 15 drives the conveying wheel 13 connected with the power source to rotate, and further drives the two conveying wheels 13 to rotate together to convey the pipe 100 in the conveying channel; in this embodiment, 5 conveying mechanisms 500 are uniformly distributed along the length direction of the mandrel 4, and the distance between any two adjacent conveying mechanisms 500 is smaller than the length of the tube 100; the power source 15 may be an electric motor.

As shown in fig. 1 and 2, the outer circumferential wall of the conveying wheel 13 may be provided with conveying grooves 16 arranged along the circumferential direction of the conveying wheel 13, the conveying grooves 16 on the two conveying wheels 13 cooperate to form the conveying channel, and the outer circumferential wall of the conveying wheel 13 may also be provided with a rubber layer; in this embodiment, the conveying trough 16 has an arc-shaped structure in the axial section of the conveying wheel 13; specifically, the outer peripheral wall of the conveying wheel 13 may have a tapered structure with a small top and a large bottom.

The working principle of the utility model is as follows:

the core rod 4 is carried in the support sleeve 5, and the limiting mechanism 400 is used for acting to abut against the core rod 4 so as to at least fix the position of the core rod 4 in the length direction; sleeving the pipe 100 on the mandrel 4, conveying the pipe 100 to move forwards along the mandrel 4 by the conveying device, when the pipe 100 needs to pass through the limiting mechanisms 400, moving the corresponding limiting mechanisms 400 to be separated from the mandrel 4 to form a passage for passing through the pipe 100, and in the whole process of moving the pipe 100, alternately moving all the limiting mechanisms 400, and ensuring that at least one limiting mechanism 400 is always abutted against the mandrel 4, so that the movement of the pipe 100 is avoided while the mandrel 4 is prevented from moving in the length direction. When the pipe 100 is conveyed into the forming channel 2, the forming machine main body 3 forms and processes the outer pipe wall and the inner pipe wall of the pipe 100, after the forming process is completed, the pipe 100 continues to move forward and then is taken down, and the next pipe 100 continues to be conveyed into the forming channel 2, so that the pipe 100 is continuously conveyed into the forming channel 2 for forming process, the time wasted by taking down the pipe 100 is reduced, the processing efficiency is improved in a double way, and the yield of finned tubes is further improved.

The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims (10)

1. The utility model provides a fin tube forming machine is with continuous material feeding unit, fin tube forming machine includes frame (1) and is equipped with shaping passageway (2) and is used for carrying out shaping process's make-up machine main part (3) to tubular product (100) in shaping passageway (2), its characterized in that, it includes:

a core rod (4), one end of the core rod (4) extends into the forming channel (2), and the core rod (4) is used for sleeving the pipe (100);

the limiting device comprises at least two limiting mechanisms (400) which are sequentially arranged along the length direction of the core rod (4); the limiting mechanism (400) is used for acting to abut against the mandrel (4) so as to at least fix the position of the mandrel (4) in the length direction of the mandrel, or is used for acting to be separated from the mandrel (4) so as to form a passage for passing through the pipe (100);

the conveying device is arranged on the rack (1) and used for moving to convey the pipe (100) sleeved on the mandrel (4) to move into the forming channel (2) along the mandrel (4).

2. The continuous feed apparatus for a fin tube forming machine according to claim 1,

the mandrel lifter also comprises a bearing mechanism which is arranged on the frame (1) and is used for at least bearing the mandrel (4);

the bearing mechanism comprises at least one supporting component which is connected to the machine frame (1) and is used for supporting the core rod (4);

the supporting component is internally provided with a supporting channel for passing through the core rod (4) and the pipe (100).

3. Continuous feed device for a fin tube forming machine according to claim 2, characterised in that the support member is further provided with a taper for guiding the tube (100) into the support passage.

4. The continuous feed apparatus for a fin tube forming machine according to claim 3,

the supporting component is a supporting sleeve (5);

the tapered portion is a tapered sleeve (6) whose diameter gradually decreases in the moving direction of the pipe (100).

5. The continuous feeding device for the fin tube forming machine according to claim 1, wherein the mandrel (4) is provided with a limiting groove (7) corresponding to the limiting mechanism (400) one by one, and the limiting mechanism (400) comprises:

the mandrel (4) penetrates through the two limiting plates (8);

and the driving mechanism is connected with the two limiting plates (8) and used for driving the two limiting plates (8) to move in opposite directions so that at least one limiting plate (8) is clamped into the corresponding limiting groove (7), and the position of the mandrel (4) in the length direction is at least fixed.

6. The continuous feed apparatus for a fin tube forming machine according to claim 5,

the limiting groove (7) is of an annular structure arranged along the circumferential direction of the core rod (4);

and clamping parts (9) of a semicircular structure for clamping the limiting grooves (7) are arranged on the two limiting plates (8).

7. The continuous feed apparatus for a fin tube forming machine according to claim 5, wherein the drive mechanism includes:

the racks (10) correspond to the limiting plates (8) one by one and are connected with the corresponding limiting plates (8), and the racks (10) are connected to the rack (1) in a sliding manner;

the transmission gear (11) is rotatably connected to the rack (1), and the transmission gear (11) is positioned between the two racks (10) and is meshed with the two racks (10);

and the air cylinder (12) is connected with any one rack (10), so that the air cylinder (12) drives the rack (10) connected with the air cylinder to slide, and further drives the two limit plates (8) to move towards or away from each other.

8. The continuous feed apparatus for a fin tube forming machine according to claim 1,

the conveying device comprises a plurality of conveying mechanisms (500) which are sequentially arranged along the length direction of the core rod (4), and each conveying mechanism (500) comprises:

the conveying wheels (13) are rotatably connected to the rack (1), a conveying channel for passing through the pipe (100) is arranged between the two conveying wheels (13), and the two conveying wheels (13) are abutted to the pipe (100) in the conveying channel;

the two conveying wheels (13) are respectively connected with a conveying gear (14), and the two conveying gears (14) are meshed with each other;

and the power source (15) is connected with any one conveying wheel (13), so that the power source (15) drives the conveying wheel (13) connected with the power source to rotate, and further drives the two conveying wheels (13) to rotate together to convey the pipe (100) in the conveying channel.

9. The continuous feed apparatus for a fin tube forming machine according to claim 8,

the conveying device is characterized in that conveying grooves (16) arranged along the circumferential direction of the conveying wheels (13) are formed in the peripheral wall of the conveying wheels (13), and the conveying grooves (16) in the conveying wheels (13) are matched to form the conveying channel.

10. The continuous feeding device for the fin tube forming machine according to claim 8, wherein the outer peripheral wall of the feed wheel (13) is provided with a rubber layer.

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