CN215509857U

CN215509857U - Novel heat exchanger pipeline crimping assembly device

Info

Publication number: CN215509857U
Application number: CN202121764559.3U
Authority: CN
Inventors: 刘鑫懿; 陆小军; 张巍; 石娟; 谢晓筠
Original assignee: Hot Wing Wuhan Intelligent Technology Co ltd
Current assignee: Hot Wing Wuhan Intelligent Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-14
Anticipated expiration: 2031-07-30

Abstract

The utility model provides a novel heat exchanger pipeline crimping assembly quality in heat exchanger production facility frock manufacturing and designing field, including the liquid feed pipe, the admission pipe, the heat exchanger core, core fixed base, core fixed elbow presss from both sides, the collector tube compresses tightly the elbow and presss from both sides, the stroke spacing regulation post, crimping initial position sensor, the crimping sensor that targets in place, pipeline profile modeling anchor clamps, linear guide, flexible motor equipartition is put at core fixed base, pipeline profile modeling anchor clamps are arranged on linear guide, core fixed elbow presss from both sides and arranges on core fixed base, the heat exchanger core is arranged on core fixed base and is consolidated through core fixed elbow clamp, the collector tube compresses tightly the elbow and presss from both sides and arrange on core fixed base. The utility model can repeatedly and reliably press and fix the pipeline parts at the theoretical design size position of the heat exchanger core, improves the processing efficiency of the product, greatly improves the aesthetic degree of the product, and effectively improves the customer satisfaction.

Description

Novel heat exchanger pipeline crimping assembly device

Technical Field

The utility model relates to a pipeline crimping and assembling device in the field of design and manufacture of a tool of heat exchanger production equipment, in particular to a novel heat exchanger pipeline crimping and assembling device which can conveniently send a product integrally into a continuous atmosphere protective furnace for brazing.

Background

At present, in the automobile thermal management industry, automobile air conditioner subdivision plates are generally assembled and welded by a flame brazing method for a liquid feeding pipe and an air suction pipe of an air conditioner heat exchanger, a heat exchanger core brazed by a continuous atmosphere protection furnace and two pipeline parts which are not welded are respectively placed on a welding fixture for positioning, and then the pipelines are welded by a welding gun.

The existing method for brazing pipelines by flame has the following defects: firstly, after welding is finished, the appearance of a connecting area is not attractive, and welding slag generally exists; secondly, the welding speed is high, and the welding plump effect is not ideal; thirdly, the assembly form of the pipeline has limitation, and the pipeline can only be inserted into the liquid collecting pipe of the heat exchanger; fourthly, the working hours are long, and the efficiency is low.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a novel heat exchanger pipeline crimping and assembling device, which can press and fix a pipeline into a theoretical design size position of a heat exchanger core body so as to conveniently send the whole product into a continuous atmosphere protection furnace for brazing, thereby not only improving the processing efficiency of the product, but also greatly improving the aesthetic degree of the product.

The utility model is realized by the following technical scheme, the heat exchanger comprises a liquid feeding pipe, a steam suction pipe, a heat exchanger core, a core fixing base, a core fixing elbow clamp, a liquid collecting pipe pressing elbow clamp, a stroke limiting adjusting column, a crimping start position sensor, a crimping in-place sensor, a pipeline profiling clamp, a linear guide rail and a telescopic motor, wherein the linear guide rail and the telescopic motor are all arranged at one side end of the core fixing base; the crimping start position sensor and the crimping in-place sensor are both arranged on the core body fixing base and close to the pipeline profiling fixture; the core body fixing elbow clamp is arranged on the core body fixing base, and the heat exchanger core body is arranged on the core body fixing base and is reinforced through the core body fixing elbow clamp; the stroke limiting adjusting column is arranged on the core body fixing base and is positioned between the pipeline profiling fixture and the heat exchanger core body; the liquid collecting pipe pressing elbow clamp is arranged on the core body fixing base and used for pressing the liquid collecting pipe on the heat exchanger core body from the vertical direction.

Further, in the present invention, the core clamp is used to reinforce the heat exchanger core in the 45 degree direction.

Compared with the prior art, the utility model has the following beneficial effects: can impress the pipeline and be fixed in the theoretical design size position of heat exchanger core to conveniently send into the product wholly that continuous atmosphere protection stove is brazed, compare with the flame brazing pipeline, through this frock mechanism crimping back stove in the brazing have following advantage: firstly, the connecting area after welding has no trace and no welding slag; secondly, the welding time in the continuous atmosphere protection furnace is longer, the brazing filler metal flows sufficiently, and the pore filling effect is good; the matching of the pipeline and the heat exchanger liquid collecting pipe is flexible and is not limited by specific conditions; and fourthly, assembling a pipeline, the operation beat is faster, and the efficiency is improved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of one side of FIG. 1;

FIG. 3 is an enlarged view of a portion of the other side of FIG. 1;

FIG. 4 is a top view of an embodiment of the present invention;

FIG. 5 is an assembled assembly product in an embodiment of the utility model;

the device comprises a liquid feeding pipe 1, a liquid feeding pipe 2, a steam suction pipe 3, a heat exchanger core 4, a core fixing base 5, a core fixing elbow clamp 6, a liquid collecting pipe pressing elbow clamp 7, a stroke limiting adjusting column 8, a crimping start position sensor 9, a crimping in-place sensor 10, a pipeline profiling clamp 11, a linear guide rail 12 and a telescopic motor.

Detailed Description

The following embodiments of the present invention are described in detail with reference to the accompanying drawings, and the embodiments and specific operations of the embodiments are provided on the premise of the technical solution of the present invention, but the scope of the present invention is not limited to the following embodiments.

Examples

As shown in fig. 1 to 5, the utility model includes a liquid feeding pipe 1, a vapor suction pipe 2, a heat exchanger core 3, a core fixing base 4, a core fixing elbow clamp 5, a liquid collecting pipe pressing elbow clamp 6, a stroke limit adjusting column 7, a crimping start position sensor 8, a crimping in-place sensor 9, a pipeline profiling clamp 10, a linear guide rail 11 and a telescopic motor 12, wherein the linear guide rail 11 and the telescopic motor 12 are both arranged at one side end of the core fixing base 4, one end of the linear guide rail 11 is close to the telescopic motor 12, the pipeline profiling clamp 10 is arranged on the linear guide rail 11, and the liquid feeding pipe 1 and the vapor suction pipe 2 are both arranged in the pipeline profiling clamp 10; the crimping start position sensor 8 and the crimping in-place sensor 9 are both arranged on the core body fixing base 4 and close to the pipeline profiling fixture 10; the core body fixing elbow clamps 5 are arranged on the core body fixing base 4, and the heat exchanger core body 3 is arranged on the core body fixing base 4 and is reinforced through the core body fixing elbow clamps 5; the stroke limit adjusting column 7 is arranged on the core body fixing base 4 and is positioned between the pipeline profiling fixture 10 and the heat exchanger core body 3; the liquid collecting pipe pressing elbow clamp 6 is arranged on the core body fixing base 4 and used for pressing the liquid collecting pipe on the heat exchanger core body 3 in the vertical direction; the core fixing elbow clamps 5 reinforce the heat exchanger core 3 in the 45 degree direction.

The mechanism provided by the utility model is mainly used for assembling the liquid feeding pipe 1, the vapor suction pipe 2 and the core body 3 of the heat exchanger into an assembly product.

The main structure of the utility model comprises a fixed part and a moving part, wherein the two parts are connected by a linear guide rail. The fixed part of the mechanism mainly comprises a core body fixing base 4, a core body fixing elbow clamp 5, a liquid collecting pipe pressing elbow clamp 6, a stroke limiting adjusting column 7, a crimping start position sensor 8, a crimping in-place sensor 9 and the like. The core body fixing base 4 is a bottom plate of the mechanism and is responsible for placing the core body 3 and positioning the peripheral outline of the core body 3; the core body fixing elbow clamp 5 has the function of firmly fixing the core body 3 on the base in the direction of 45-degree oblique angle, so that no shaking is ensured; the liquid collecting pipe pressing elbow clamp 6 is used for pressing the liquid collecting pipe parts from the vertical direction and connecting heads of the two pipelines in butt joint, so that the liquid collecting pipe is prevented from cracking due to the force from a motor in the process of crimping the pipeline parts; the stroke limit adjusting column 7 has the main function of adjusting the matching depth of the two pipelines and the liquid collecting pipe in a mechanical hard limit mode, and is convenient and flexible; the crimping starting position sensor 8 is a big and beautiful point of the utility model, a sensor signal is interconnected with a PLC program, when a pipeline part is pushed to a designated position manually by a worker, a button is pressed down, and the telescopic motor 12 only gives thrust to the pipeline so as to compress the pipeline to a liquid collecting pipe part, so that the phenomenon that the motor applies force to the liquid collecting pipe under the condition that the pipeline is not butted with the liquid collecting pipe to cause poor dislocation of a product is prevented; the crimping in-place sensor 9 is interconnected with a PLC program and can clearly and quickly feed back whether the crimping stroke reaches the theoretical design position or not by matching with a green indicating lamp.

The motion part of the mechanism mainly comprises a pipeline profiling clamp 10, a linear guide rail 11, a telescopic motor 12 and other mechanisms. The pipeline profiling fixture 11 has the main function of positioning two pipeline parts, and ensures that the pipeline parts are positioned at correct relative positions in each crimping process in the design size; the linear guide rail 11 is used for ensuring that the central line displacement is kept in the process of crimping the pipeline and the liquid collecting pipe part, and preventing assembly dislocation; the telescopic motor 12 is used as a power source for displacement generated by the pipeline profiling fixture during assembly at each time, and the pressure connection pressure can be adjusted through the pressure regulating valve.

In the specific use process, firstly, a core body 3 is placed on a core body fixing base 4, then the core body 3 is clamped from the oblique angle direction by a core body fixing elbow clamp 5, then a liquid collecting pipe pressing elbow clamp 6 is used for pressing parts vertically downwards, a liquid feeding pipe 1 and a steam suction pipe 2 are taken to be placed at the corresponding position of a pipeline copying clamp 10, then the pipeline copying clamp 10 is manually pushed to the position of a crimping starting position sensor 8, a starting button is pressed by two hands simultaneously, in the process of pressing the starting button, a telescopic motor 12 can push the pipeline copying clamp 10 to crimp the pipeline part and the liquid collecting pipe along a linear guide rail 11 until a crimping positioning sensor 9 senses a signal, the telescopic motor 12 automatically retreats to the original position, the pipeline copying clamp 10 is manually separated from the pipeline part, and then the liquid collecting pipe pressing elbow clamp 8 and the core body fixing elbow clamp 5 are respectively loosened. And taking out the finished workpiece, and finishing the operation. In the process, a small amount of lubricating oil can be coated on the port of the pipeline part or the liquid collecting pipe part according to the actual condition of the part.

Through use verification, the utility model can repeatedly and reliably press and fix the pipeline part at the theoretical design size position of the heat exchanger core, improves the product processing efficiency, greatly improves the aesthetic degree of the product, and effectively improves the customer satisfaction.

The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model.

Claims

1. A novel heat exchanger pipeline crimping assembly device comprises a liquid feeding pipe (1), a steam suction pipe (2) and a heat exchanger core (3), and is characterized by further comprising a core fixing base (4), a core fixing elbow clamp (5), a liquid collecting pipe pressing elbow clamp (6), a stroke limiting adjusting column (7), a crimping start position sensor (8), a crimping in-place sensor (9), a pipeline profiling clamp (10), a linear guide rail (11) and a telescopic motor (12), wherein the linear guide rail (11) and the telescopic motor (12) are all arranged at one side end of the core fixing base (4), one end of the linear guide rail (11) is close to the telescopic motor (12), the pipeline profiling clamp (10) is arranged on the linear guide rail (11), and the liquid feeding pipe (1) and the steam suction pipe (2) are all arranged in the pipeline profiling clamp (10); the crimping start position sensor (8) and the crimping in-place sensor (9) are both arranged on the core body fixing base (4) and close to the pipeline profiling fixture (10); the core body fixing elbow clamp (5) is arranged on the core body fixing base (4), and the heat exchanger core body (3) is arranged on the core body fixing base (4) and is reinforced through the core body fixing elbow clamp (5); the stroke limiting adjusting column (7) is arranged on the core body fixing base (4) and is positioned between the pipeline profiling fixture (10) and the heat exchanger core body (3); the liquid collecting pipe pressing elbow clamp (6) is arranged on the core body fixing base (4) and is used for pressing the liquid collecting pipe on the heat exchanger core body (3) from the vertical direction.

2. The new heat exchanger pipe crimping assembly device according to claim 1, characterized in that the core fixation elbow clamp (5) reinforces the heat exchanger core (3) in the 45 degree direction.