CN220196148U - Automatic flaring equipment in batches at heat-conducting pipe terminal - Google Patents

Abstract

The utility model belongs to the technical field of pipeline flaring devices, and particularly relates to automatic batch flaring equipment for heat conducting pipe terminals. The automatic flaring equipment comprises a flaring device, the flaring device comprises a flaring punch, and a flaring device lifting mechanism and a flaring device horizontal moving mechanism are arranged on the flaring device; the automatic flaring equipment comprises a receiving plate, two symmetrical operation ports are arranged on the receiving plate, the operation ports are used for passing through a flaring device, a rotating mechanism is arranged below the receiving plate, the rotating mechanism is arranged between the two operation ports, one operation port is located at a feeding station, and the other operation port is located at a flaring station; the flaring device is arranged at a flaring station; the flaring station is provided with a pushing mechanism which is used for fixing the heat conduction pipe during flaring. After feeding, the rotary cylinder sends the unprocessed heat-conducting tube to the flaring station, a complex lifting or descending mechanism is not required to be arranged for moving the flaring device, and when the operation port on one side is flared, the other side is simultaneously fed, so that the time is saved, and the production efficiency is improved.

Description

Automatic flaring equipment in batches at heat-conducting pipe terminal

[ field of technology ]

The utility model belongs to the technical field of pipeline flaring devices, and particularly relates to automatic batch flaring equipment for heat conducting pipe terminals.

[ background Art ]

In the production of heat exchangers, it is necessary to flare the heat pipes to ensure connection with other pipes. At present, when the heat exchanger is produced, a worker is required to manually perform pipeline flaring, in the specific operation process, a flaring die with a conical head is placed at the pipe orifice of the heat conducting pipe, and a hammer is used for beating, so that flaring is completed. The manual flaring mode machining efficiency is low, the uniformity of the force can be hardly guaranteed when the pipe is knocked every time, the direction of the pipe can not be consistent with the axis direction of the pipe every time, the heat-conducting pipe is easy to fold, the problem of low yield exists, the waste of raw materials can be caused, and the production cost is increased.

In chinese patent application No. CN201380064920.3, application day No. 2013, 12 and 18, a method and apparatus for manufacturing a heat exchanger, and an air conditioner and/or an outdoor unit thereof having the manufactured heat exchanger are disclosed. The device overall structure is complicated, and the finished product heat exchanger takes out very inconveniently, can cause the influence to production efficiency equally.

[ utility model ]

The utility model provides automatic batch flaring equipment for heat conducting pipe terminals, which aims to solve the technical problems of low production efficiency and low yield in the production process of heat conducting pipes and heat exchangers.

The technical scheme of the automatic batch flaring equipment for the heat conducting pipe terminals provided by the utility model is as follows:

the automatic flaring equipment comprises a flaring device, the flaring device comprises a flaring punch, and a flaring device lifting mechanism and a flaring device horizontal moving mechanism are arranged on the flaring device; the automatic flaring equipment further comprises a receiving plate, two symmetrical operation ports are arranged on the receiving plate, the operation ports are used for passing through the flaring device, a rotating mechanism is arranged below the receiving plate, the rotating mechanism is arranged at the middle position of the two operation ports, and when one operation port is located at the feeding station, the other operation port is located at the flaring station; the flaring device is arranged at a flaring station; the flaring station is also provided with a pushing mechanism which is used for fixing the heat conduction pipe during flaring.

The beneficial effects are that: after the feeding station is used for feeding, an unprocessed heat conduction pipe can be conveniently sent to the flaring station through the rotary cylinder, a complex lifting or descending mechanism is not required to be arranged for removing the flaring device, and when the flaring is carried out on the operation port on one side, the feeding can be simultaneously carried out on the operation port on the other side, so that the production time is saved, and the production efficiency is improved; in addition, the pressing mechanism presses the heat conducting pipe, so that the shaking of the heat conducting pipe is avoided, and the improvement of the yield is facilitated.

Further, a positioning tool is arranged on the receiving plate, a mounting port is arranged on the positioning tool, a cushion block is arranged at the bottom of the positioning tool and is matched with the operation port in a guiding manner, a jacking mechanism is arranged on one side of the flaring station, and the jacking mechanism is used for jacking the cushion block.

The beneficial effects are that: the positioning tool is used for installing the heat exchanger shell and the heat conducting pipe, feeding can be conveniently and rapidly conducted, in addition, the jacking mechanism is arranged, when one side of the flaring station is flared, the force after the pushing mechanism pushes down is shared by the jacking mechanism, the fact that the receiving plate is damaged easily due to the fact that the receiving plate is stressed by the pushing mechanism is avoided, and the service life of the whole equipment is effectively prolonged.

Further, the positioning tool comprises an upper mounting plate and a lower mounting plate, a supporting rod is connected between the upper mounting plate and the lower mounting plate, the mounting opening comprises an upper mounting opening and a lower mounting opening which are respectively arranged on the upper mounting plate and the lower mounting plate, a boss is arranged in the lower mounting opening, and the cushion block is arranged on the lower mounting plate.

The beneficial effects are that: through two mounting panels that set up from top to bottom, fix the heat exchanger shell from bottom and upper portion, ensure that the product of waiting to process after the material loading can be stable by accepting the board and transport to flaring station.

Further, two cushion blocks are arranged, the two cushion blocks are symmetrically arranged at the position, close to the edge, of the lower mounting plate, and two jacking mechanisms are arranged.

The beneficial effects are that: the cushion blocks and the jacking mechanism are both arranged two, and the cushion blocks which are symmetrically arranged on the lower mounting plate are arranged, so that the support of the positioning tool can be realized more stably.

Further, cushion blocks are arranged at the bottom of the receiving plate at the two sides of the operation port, and a jacking mechanism matched with the cushion blocks is arranged on the flaring station.

The beneficial effects are that: after the pressing mechanism presses down the bearing plate, the bearing plate is adjusted and supported through the cushion block and the jacking mechanism, so that the bearing plate is prevented from being damaged.

Further, the jacking mechanism comprises an inclined plane sliding block and a sliding block seat.

The beneficial effects are that: the inclined plane slide block and the slide block seat can simply and reliably support the bearing plate.

Further, a dovetail groove is formed in the sliding block, and a guide block matched with the dovetail groove is arranged on the sliding block seat.

The beneficial effects are that: the sliding block is limited through the cooperation of the dovetail groove and the guide block, so that the reliable support of the bearing plate is ensured.

Further, the horizontal moving mechanism is two screw mechanisms vertically arranged.

The beneficial effects are that: the screw mechanism is simple in structure, and two screw mechanisms are arranged along the vertical direction, so that the position of the flaring device can be accurately adjusted.

Further, the feeding station is provided with a guide needle below the bearing plate, and the bottom of the guide needle is provided with a guide needle lifting mechanism.

The beneficial effects are that: when feeding, the guide needle can enable the loading position of the heat conduction pipe to be more accurate, and the guide needle ascends during feeding, descends after finishing feeding, and does not interfere with rotation of the bearing plate.

Further, a positioning tool is arranged at the operation port and used for positioning and assembling the shell, the upper tube plate, the lower tube plate and the heat conduction tube with one end being flared.

The beneficial effects are that: the positioning tool is arranged to assemble the whole heat exchanger more stably, so that the whole heat exchanger is ensured to be processed after the flaring is completed.

Further, a positioning sensor is arranged on the flaring device.

The beneficial effects are that: the position of the flaring device is regulated more accurately by means of the guidance of the positioning sensor, the pipe orifice can be aligned, and the flaring quality is ensured.

[ description of the drawings ]

Fig. 1 is a front view of an automatic flaring apparatus of embodiment 1 provided by the present utility model;

fig. 2 is a perspective view of the automatic flaring apparatus of embodiment 1 provided by the present utility model;

fig. 3 is a front view of the lifting mechanism of embodiment 1 provided by the present utility model;

fig. 4 is a schematic structural diagram of a jacking mechanism according to embodiment 1 of the present utility model;

fig. 5 is a schematic structural diagram of a positioning tool according to embodiment 1 of the present utility model;

FIG. 6 is a schematic view of a structure of a socket board according to embodiment 1 of the present utility model;

FIG. 7 is a schematic diagram of the installation of the positioning tool of embodiment 1;

fig. 8 is a front view of the flaring device of embodiment 1 provided by the present utility model;

fig. 9 is a schematic view of the structure of the horizontal moving mechanism of the flaring device of the embodiment 1 provided by the present utility model;

1. a flaring device; 2. a receiving plate; 21. an operation port; 22. a sensor; 3. a rotary cylinder; 4. a pressing mechanism; 5. a jacking mechanism; 51. an inclined surface slide block; 511. a dovetail groove; 52. a slider seat; 521. a guide block; 6. an operation table; 7. a guide needle; 8. a frame; 9. positioning a tool; 91. a lower mounting plate; 911. a lower mounting port; 912. a boss; 913. a cushion block; 92. an upper mounting plate; 921. an upper mounting port; 93. a support rod; 10. a heat exchanger housing; 11. driving a screw rod; 12. and driving the motor horizontally.

[ detailed description ] of the utility model

The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent.

The embodiment 1 of the automatic batch flaring equipment for the heat conducting pipes provided by the utility model comprises the following steps:

as shown in fig. 1 and fig. 2, the automatic flaring device provided in this embodiment includes a frame 8, where the frame 8 in this embodiment is a square frame, an operation table 6 is fixed on the top of the frame 8, and one side of the operation table 6 is a flaring station, and the other side is a feeding station. The operation table 6 is provided with a bearing plate 2, the bearing plate 2 is rectangular, the bearing plate 2 is provided with operation ports 21, the two operation ports 21 are positioned on the central axis of the bearing plate 2 in the long direction, and the two operation ports are symmetrically arranged at positions of the bearing plate 2 close to two ends. The middle position of the two operation ports 21 is provided with a rotating mechanism at the bottom of the bearing plate 2, the rotating mechanism in the embodiment is a rotating cylinder 3, the rotating cylinder 3 is fixed on the operation table 6, and when the operation port 21 on one side is located at the feeding station, the operation port 21 on the other side is located at the flaring station.

As shown in fig. 1 and 2, a guide pin 7 is arranged below an operation table 6 in the feeding station, a guide pin avoiding opening is formed in the operation table 6, the guide pin 7 is used for positioning the heat conduction pipes, and the arrangement and the number of the guide pins 7 are determined according to the number of the heat conduction pipes needing flaring and the heat exchanger scale. The bottom of the guide needle 7 is provided with a guide needle lifting mechanism, when feeding is needed, the guide needle 7 is driven to ascend, accurate feeding is convenient, after feeding is finished, the guide needle 7 is driven to descend, and then the rotary cylinder 3 drives the bearing plate 2 to rotate, so that the heat conduction pipe needing flaring is driven to rotate to a flaring station. As shown in fig. 8, in this embodiment, the lifting mechanism at the bottom of the guide needle 7 is a screw nut lifting mechanism, and the screw nut lifting mechanism is driven by a servo motor, so as to realize lifting of the guide needle, and in other embodiments, the lifting mechanism may also be a conventional lifting mechanism such as a worm gear lifting mechanism, an inclined plane slider lifting mechanism, and the like.

As shown in fig. 1 and 8, a flaring device 1 is arranged below an operation table 6 in a flaring station, a flaring device lifting mechanism and a flaring device horizontal moving mechanism are arranged on the flaring device 1, as shown in fig. 8, the flaring device horizontal moving mechanism in the embodiment is two horizontally arranged screw-nut mechanisms, driving screws 11 of the two screw-nut mechanisms are mutually perpendicular, and the screw-nut mechanisms are driven by a horizontal driving motor 12 to realize horizontal movement of the flaring device. The lifting mechanism of the flaring device is a lifting cylinder, and a flaring device dodging port is further arranged at a position on the operating platform 6 corresponding to the flaring device 1. The flaring device 1 is provided with a flaring punch, and the extension and retraction of the servo electric cylinder drive the opening and closing of the flaring punch, so that flaring is realized. The flaring device 1 is also provided with a positioning sensor, and the position of each pipe orifice can be accurately positioned through the positioning sensor, so that the position accuracy of the flaring device 1 is ensured, and the flaring quality is ensured.

As shown in fig. 1 and 2, the flaring station is further provided with a pressing mechanism 4 on the operating platform 6, and the pressing mechanism 4 is fixed above the operating platform 6 through a mounting frame. When flaring is performed, the pressing mechanism 4 presses the heat pipe, and the rising flaring device 1 is prevented from jacking up the heat pipe so that flaring cannot be successfully completed.

As shown in fig. 5 and 7, a positioning tool 9 for positioning and mounting the heat exchanger case 10 is provided on the receiving plate 2, and the positioning tool 9 includes an upper mounting plate 92 and a lower mounting plate 91, and a strut 93 is provided between the upper mounting plate 92 and the lower mounting plate 91. The space between the upper mounting plate 92 and the lower mounting plate 91 is used for placing the heat exchanger shell 10, the upper mounting plate 92 and the lower mounting plate 91 are respectively provided with an upper mounting hole 921 and a lower mounting hole 911 which are opposite to each other, a boss 912 is arranged in the lower mounting hole 911, and the heat exchanger shell 10 is installed into the positioning tool 9 from the upper mounting hole 921 and placed on the boss 912 in the lower mounting hole 911. Two cushion blocks 913 are symmetrically arranged on the lower mounting plate 91 of the positioning tool 9 at positions close to the edges, and the two cushion blocks 913 are in guide fit with the operation opening 21 on the bearing plate 2.

As shown in fig. 6, the operation opening 21 on the receiving plate 2 is in a shape of a convex shape, so that the guide needle 7 and the flaring device 1 can just pass through, the shapes of the two cushion blocks are matched with the shape of the operation opening 21, the length of the cushion block on one side is longer, and the length of the cushion block on the other side is shorter.

As shown in fig. 2 and 7, the receiving plate is further provided with a sensor 22, and the sensor 22 can detect whether the material is installed in the positioning tool.

The jacking mechanism 5 is further arranged on one side of the flaring station on the operating platform 6, two jacking mechanisms 5 are arranged, the jacking mechanisms 5 are symmetrically arranged on two sides of the flaring device avoiding opening, each jacking mechanism 5 comprises a sliding block seat 52 and an inclined surface sliding block, the sliding block seats 52 and the inclined surface sliding blocks are in inclined surface fit, and a driving cylinder is connected to the sliding block seat 52. The inclined slide block is provided with a dovetail groove 511, the slide block seat 52 is provided with a guide block 521 matched with the dovetail groove 511, the inclined slide block 51 is limited, and the inclined slide block 51 can stably lift and fall without left and right deviation during lifting and falling. When flaring is carried out, the inclined surface sliding block 51 rises and is supported at the bottom of the cushion block 913, so that the damage of the bearing plate 2 caused by overlarge pressure of the pushing mechanism 4 is avoided.

The operation flow of the batch automatic flaring equipment for the heat pipes is as follows:

firstly, feeding is carried out, an operation port 21 on one side of a receiving plate 2 is turned to a feeding station, the operation port 21 is aligned with the avoiding port of the guide needle, a heat exchanger shell 10 is fixed on a positioning tool 9, an upper tube plate and a lower tube plate are assembled, the height of the guide needle 7 is adjusted according to the length condition of the heat conduction tube, the heat conduction tube with one end being flared is installed in a heat conduction tube installation hole of the upper tube plate, and the heat conduction tube can be stably installed without falling because the flaring is completed at one end of the heat conduction tube.

After the sensor 22 detects the signal of finishing feeding, the guide needle 7 descends to a safe position, the rotary cylinder 3 is started, and the bearing plate 2 is driven to bring the packaged product to the flaring station. The installed heat conduction pipe is aligned to the flaring device avoiding opening, the cylinder is driven to push the jacking mechanism 5, the sliding block seat 52 moves forwards, the inclined surface sliding block 51 is lifted to prop against the bottom of the cushion block 913, the pressing mechanism 4 is started, the fixed heat conduction pipe is pressed downwards, the positioning sensor is started, the position of the flaring device is adjusted, and the flaring device is ensured to be aligned to the heat conduction pipe. Starting a driving motor, driving the flaring device 1 to rise, and flaring. Meanwhile, the other side of the support plate 2 which is rotated to the feeding station can be used for manual feeding, so that the processing time is saved. After the flaring is completed, the pressing device 4 is reset, the flaring device 1 is reset, the driving cylinder is retracted, the sliding block seat 52 moves backwards, the inclined surface sliding block 51 drives the cushion block 53 to descend, the rotating cylinder 3 rotates, the heat conducting pipe with the other side completed with manual feeding is transferred to the flaring station, the flaring step is repeated, and as the two ends of the heat conducting pipe are completed with the flaring, the upper tube plate, the lower tube plate, the heat conducting pipe with the flares at the two ends and the heat exchanger shell are assembled, one part of the finished heat exchanger is obtained, and the product in the embodiment is a cooler.

The embodiment 2 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following components:

the difference between the embodiment and the embodiment 1 is that the positioning tool and the jacking device are not arranged, and the bearing plate is made of a material with higher strength, so that the bearing plate is prevented from being crushed by the pressing mechanism.

The embodiment 3 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following steps:

the difference between this embodiment and embodiment 1 is that the positioning fixture is a frame structure, the center of the bottom of the frame is a mounting hole, the heat exchanger shell is placed in the bottom frame, and the cushion block is arranged at the bottom of the frame structure.

The embodiment 4 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following steps:

the difference between the embodiment and the embodiment 1 is that three cushion blocks at the bottom of the positioning tool are arranged, the three cushion blocks are arranged around the mounting opening on the lower mounting plate, and the corresponding three jacking mechanisms are also arranged. In other embodiments the lifting mechanism may be provided in four, five or six positions around the periphery of the operating opening.

The embodiment 5 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following steps:

the present embodiment differs from embodiment 1 only in that a nut screw mechanism is employed as the lifting mechanism. And a screw nut with proper diameter and material strength is selected, so that the flaring work can be finished by stably supporting the positioning tool.

The embodiment 6 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following steps:

the difference between this embodiment and embodiment 1 is that the bosses are provided on both sides of the slider seat, and the inclined slider can be just installed between the two bosses, so as to limit the inclined slider.

The embodiment 7 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following components:

the present embodiment differs from embodiment 1 only in that the heat transfer tube requiring flaring is directly installed in the heat exchanger and fixed without separately providing a liftable backflow needle.

The embodiment 8 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following components:

the difference between the embodiment and the embodiment 1 is that no positioning tool is provided, and the shell of the heat exchanger is installed on the bearing plate in a pressing manner through the positioning plate and the bolts, so that the shaking of the heat exchanger is avoided.

The embodiment 9 of the batch automatic flaring equipment for the heat conduction pipes provided by the utility model comprises the following components:

the difference between this embodiment and embodiment 1 is that the positioning sensor is not provided on the flaring device, and the alignment work of the flaring device is manually completed.

Claims (9)

1. The automatic flaring equipment comprises a flaring device (1), wherein the flaring device (1) comprises a flaring punch and is characterized in that a flaring device lifting mechanism and a flaring device horizontal moving mechanism are arranged on the flaring device (1); the automatic flaring equipment further comprises a receiving plate (2), two operation ports (21) with symmetrical positions are arranged on the receiving plate (2), the operation ports (21) are used for passing through the flaring device (1), a rotating mechanism is arranged below the receiving plate (2), the rotating mechanism is arranged at the middle position of the two operation ports (21), and when one operation port (21) is located at a feeding station, the other operation port (21) is located at a flaring station; the flaring device (1) is arranged at the flaring station; the flaring station is also provided with a pressing mechanism (4), and the pressing mechanism (4) is used for fixing the heat conduction pipe during flaring.

2. The automatic flaring equipment for heat conduction pipe terminals in batches according to claim 1, characterized in that a positioning tool (9) is arranged on the receiving plate (2), an installation port is arranged on the positioning tool (9), a cushion block (913) is arranged at the bottom of the positioning tool (9), the cushion block (913) is in guiding fit with the operation port (21), a jacking mechanism (5) is arranged on one side of the flaring station, and the jacking mechanism (5) is used for jacking the cushion block (913).

3. The automatic batch flaring device for heat conduction pipe terminals according to claim 2, wherein the positioning fixture comprises an upper mounting plate (92) and a lower mounting plate (91), a supporting rod (93) is connected between the upper mounting plate (92) and the lower mounting plate (91), the mounting ports comprise an upper mounting port (921) and a lower mounting port (911) which are respectively arranged on the upper mounting plate (92) and the lower mounting plate (91), and a boss (912) is arranged in the lower mounting port (911).

4. A heat conducting pipe terminal batch automatic flaring device according to claim 3, characterized in that two cushion blocks (913) are provided, the two cushion blocks (913) are symmetrically arranged at the position of the lower mounting plate (91) close to the edge, and the jacking mechanism (5) is provided with two.

5. The apparatus for automatically expanding a terminal end of a heat transfer tube in batch according to any one of claims 2 to 4, wherein the jacking mechanism comprises a ramp slider (51) and a slider seat (52).

6. The automatic batch flaring device for heat conducting pipe terminals according to claim 5, wherein a dovetail groove is arranged on the sliding block, and a guide block (521) matched with the dovetail groove is arranged on the sliding block seat (52).

7. The apparatus for automatically expanding a terminal of a heat conducting tube in batch according to claim 1, wherein the horizontal moving mechanism is two screw mechanisms vertically arranged.

8. The automatic batch flaring equipment for heat conduction pipe terminals according to claim 1, wherein the feeding station is provided with a guide pin (7) below the receiving plate, and a guide pin lifting mechanism is arranged at the bottom of the guide pin (7).

9. The automatic batch flaring equipment for the heat conducting pipe terminals according to claim 1, wherein a positioning sensor is arranged on the flaring device (1).