CN216803350U - Operation platform for assembling plate-fin heat exchanger core and clamping tool - Google Patents

Abstract

The utility model discloses an operation table for assembling a plate-fin heat exchanger core and a clamping tool, which comprises a workbench arranged on an assembling tool frame, wherein the upper surface of the workbench is fixedly connected with a core lower pressing plate support, the upper surface of the core lower pressing plate support is of a planar structure, a lower pressing air cylinder support plate is arranged above the workbench on the assembling tool frame, a through hole is arranged at the central position of the upper surface of the lower pressing air cylinder support plate, air cylinder sliding grooves are symmetrically arranged on the left side and the right side of the through hole on the upper surface of the lower pressing air cylinder support plate, lower pressing air cylinders are fixedly connected on the upper surfaces of the lower pressing air cylinder support plates at positions corresponding to the air cylinder sliding grooves and the through hole, the telescopic ends of the lower pressing air cylinders penetrate through the lower pressing air cylinder support plate, and electromagnetic inductors are arranged on the side walls of the lower pressing air cylinders, so that the core is uniformly stressed and the assembling effect is good, the assembly precision is high, assembly efficiency advantage such as high.

Description

Operation platform for assembling plate-fin heat exchanger core and clamping tool

Technical Field

The utility model relates to the technical field of heat exchanger assembly, in particular to an operating table for assembling a plate-fin heat exchanger core and a clamping tool.

Background

The plate-fin heat exchanger improves the heat exchange efficiency of the heat exchanger to a new level, and has the advantages of small volume, light weight, capability of treating more than two media and the like; the core of plate-fin heat exchanger is before vacuum brazing processing, need to use and press from both sides tight frock with the core and press from both sides tight design, current core is shown in figure 1 with pressing from both sides tight frock assembly, place the core 100 that piles up between frock holding down plate 101 and frock holding down plate 102 by the manual work, clamping bolt 103 all runs through the connecting hole of frock holding down plate 102 and frock holding down plate 101, rethread lock nut locking frock holding down plate 102 and frock holding down plate 101, the measurement that the manual fastening of workman will not stop presss from both sides tight size among the process, in order to reach heat transfer core design size, but there is the assembly efficiency low, the core pressurized inhomogeneous, the assembly precision hangs down the scheduling problem.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, and provide the operating table for assembling the core body and the clamping tool of the plate-fin heat exchanger, wherein the core body is uniformly stressed, the assembling effect is good, the assembling precision is high, the assembling efficiency is high, the assembling requirements of the plate-fin heat exchangers with various sizes can be met, and the problems in the background art can be effectively solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a wing heat exchanger core and press from both sides operation panel for tight frock assembly, is including setting up the workstation on the assembly fixture frame, the last fixed surface of workstation is connected with the core and pushes down the board support, the upper surface of board support is planar structure under the core, the top that lies in the workstation on the assembly fixture frame is equipped with down the air cylinder layer board, the central point department of pushing down the air cylinder layer board upper surface puts and has seted up the through-hole, the air cylinder spout has been seted up in the mutual symmetry in the left and right sides that lies in this through-hole to push down air cylinder layer board upper surface, the equal fixedly connected with of position department that pushes down air cylinder layer board upper surface lies in corresponding air cylinder spout and through-hole pushes down the air cylinder, and pushes down the flexible end of air cylinder and run through down the air cylinder layer board, all be equipped with electromagnetic inductor on the lateral wall of pushing down the air cylinder.

Further, the edge of core holding down plate support is equidistantly seted up along the edge of core holding down plate support to the workstation upper surface and is no less than two rows of holes of stepping down, the below that lies in the workstation on the assembly fixture frame is equipped with location cylinder layer board, location cylinder layer board upper surface is equidistantly seted up along the edge of core holding down plate support and is no less than two rows of screw holes, all through bolt fixedly connected with location cylinder at the end all around that location cylinder layer board upper surface lies in the workstation, the equal fixedly connected with locating lever connecting piece of the flexible end of location cylinder, the equal fixedly connected with locating lever in top of locating lever connecting piece, and the top of locating lever all runs through the hole of stepping down, the below fixedly connected with fixed plate that lies in location cylinder layer board on the assembly fixture frame, the upper surface of fixed plate passes through the jacking cylinder and is connected with the lower surface of location cylinder layer board.

Furthermore, threaded holes are formed in the top end of the positioning rod, and the positioning rod is in threaded connection with the positioning rod connecting piece.

Compared with the prior art, the utility model has the beneficial effects that: this operation panel is used in assembly of plate fin heat exchanger core and tight frock of clamp, fix a position frock top board and frock holding down plate through the locating lever, push down the frock top board simultaneously through a plurality of air cylinders down, the core atress is even, the assembly is effectual, adjust the flexible distance of air cylinder down through adjusting the electromagnetic induction ware on the air cylinder down, the assembly precision is high, the assembly efficiency is high, and the cylinder spout that is equipped with on the air cylinder layer board is convenient for push down the regulation of air cylinder position, can satisfy the assembly of multiple size core.

Drawings

FIG. 1 is a schematic view of an assembly of a conventional core and a clamping tool;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a top view of the hold-down cylinder pallet of the present invention;

FIG. 4 is a schematic view of the connection between the positioning cylinder and the positioning rod according to the present invention;

FIG. 5 is a top view of a positioning cylinder pallet of the present invention;

fig. 6 is a partial front view of the assembly fixture of the present invention.

In the figure: 1 assembly fixture frame, 2 workstations, 3 core holding down plate supports, 4 air cylinder layer boards, 5 air cylinder spouts, 6 air cylinder, 7 location air cylinder layer boards, 8 location air cylinders, 9 locating lever connecting pieces, 10 locating levers, 11 through-holes, 12 fixed plates, 13 jacking cylinders.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Example one

Referring to fig. 2-5, the present invention provides a technical solution: an operating table for assembling a plate-fin heat exchanger core body and a clamping tool,

the core body pressing device comprises a workbench 2 arranged on an assembly tool frame 1, wherein the upper surface of the workbench 2 is fixedly connected with a core body pressing plate support 3, the upper surface of the core body pressing plate support 3 is of a plane structure, a pressing cylinder support plate 4 is arranged above the workbench 2 on the assembly tool frame 1, a through hole is arranged at the central position of the upper surface of the pressing cylinder support plate 4, cylinder chutes 5 are symmetrically arranged on the left side and the right side of the through hole on the upper surface of the pressing cylinder support plate 4, pressing cylinders 6 are fixedly connected with the upper surface of the pressing cylinder support plate 4 at positions corresponding to the cylinder chutes 5 and the through hole, the telescopic ends of the pressing cylinders 6 penetrate through the pressing cylinder support plate 4, electromagnetic inductors are arranged on the side walls of the pressing cylinders 6, the tooling pressing plate is placed on the workbench 2, and then the core body is assembled on the tooling pressing plate, the tooling upper press plate is placed on the top of the core body, the tooling upper press plate is pressed down through the plurality of pressing cylinders 6 simultaneously, the stress of the core body is uniform, the assembly effect is good, the telescopic distance of the pressing cylinders 6 is adjusted by adjusting the electromagnetic inductor, when the telescopic end of the pressing cylinder 6 is pressed down to the core body assembly size, the clamping bolt penetrates through the connecting holes formed in the edges of the tooling upper press plate and the tooling pressing plate, the tooling upper press plate and the tooling pressing plate are locked through the locking nut, the assembly efficiency is high, the assembly precision is high, the adjustment of the positions of the pressing cylinders 6 is facilitated through the cylinder sliding grooves 5 formed in the pressing cylinder support plate 4, and the assembly of cores with various sizes can be met.

Further, at least two rows of abdicating holes 11 are equidistantly formed in the upper surface of the workbench 2 along the edge of the core lower press plate support 3, positioning cylinder support plates 7 are arranged below the workbench 2 on the assembly fixture frame 1, at least two rows of threaded holes are equidistantly formed in the upper surface of the positioning cylinder support plates 7 along the edge of the core lower press plate support 3, the positioning cylinders 8 are fixedly connected to the upper surface of the positioning cylinder support plates 7 at the front, rear, left and right ends of the workbench 2, the telescopic ends of the positioning cylinders 8 are fixedly connected with positioning rod connecting pieces 9, the top ends of the positioning rod connecting pieces 9 are fixedly connected with positioning rods 10, the top ends of the positioning rods 10 penetrate through the abdicating holes 11, a fixing plate 12 is fixedly connected to the lower portion of the positioning cylinder support plates 7 on the assembly fixture frame 1, the upper surface of the fixing plate 12 is connected with the lower surface of the positioning cylinder support plates 7 through jacking cylinders 13, 8 extensions of positioning cylinder make locating lever 10 rise, place the frock holding down plate along locating lever 10, make locating lever 10 nestification fix a position it in the connecting hole of frock holding down plate edge, prevent that the frock holding down plate from taking place to rock when the assembly, jacking cylinder 13 extension promotes location cylinder layer board 7 and rises after the core assembly is accomplished, make locating lever 10 rise to the core top, place the frock top board along locating lever 10, make locating lever 10 nestification fix a position it in the connecting hole of frock top board edge, prevent that the frock top board from taking place to rock when the assembly, guarantee simultaneously that the connecting hole between frock top board and the frock holding down plate corresponds each other, the assembly of the clamp bolt of being convenient for, improve assembly efficiency and assembly precision.

Further, threaded holes are formed in the top end of the positioning rod 10, and the positioning rod 10 is connected with the positioning rod connecting piece 9 in a threaded mode.

When in use: adjusting an electromagnetic inductor on a lower pressure cylinder 6 to adjust the telescopic distance of the lower pressure cylinder 6, extending a positioning cylinder 8 to enable a positioning rod 10 to ascend, placing a tool lower pressure plate along the positioning rod 10, enabling the positioning rod 10 to be nested in a connecting hole at the edge of the tool lower pressure plate to position the positioning rod, placing the tool lower pressure plate on a workbench 2, assembling a core body on the tool lower pressure plate, extending a jacking cylinder 13 to push a positioning cylinder supporting plate 7 to ascend after the core body is assembled, enabling the positioning rod 10 to ascend to the top end of the core body, placing a tool upper pressure plate along the positioning rod 10, enabling the positioning rod 10 to be nested in a connecting hole at the edge of the tool upper pressure plate to position the positioning rod, simultaneously pressing down the tool upper pressure plate through a plurality of lower pressure cylinders 6, after the telescopic end of the lower pressure cylinder 6 is pressed down to the assembling size of the core body, enabling the positioning cylinder 8 and the jacking cylinder 13 to contract, and enabling a clamping bolt to penetrate through the connecting hole formed at the edge of the tool upper pressure plate and the tool lower pressure plate, and finally, the tool upper pressing plate and the tool lower pressing plate are locked through the locking nuts, and the fixing positions of the lower pressing cylinder 6 and the positioning cylinder 8 can be adjusted according to the assembling size of the cores, so that the assembling of cores in various sizes can be met.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. The utility model provides a plate fin heat exchanger core and press from both sides tight operation panel for frock assembly, is including setting up the workstation on the assembly fixture frame, its characterized in that: the utility model discloses a pneumatic press for machining the core, including workstation, air cylinder layer board, air cylinder.

2. The operating table for assembling the plate-fin heat exchanger core and the clamping tool according to claim 1, wherein: the utility model discloses a core holding down plate support, including core holding down plate support, workstation upper surface, locating cylinder layer board, bolt fixedly connected with locating cylinder, locating cylinder layer board upper surface, core holding down plate support's edge, locating cylinder layer board upper surface, the lower part that lies in the workstation on the assembly fixture frame is equipped with at least two rows of holes of stepping down along the equidistant of edge of core holding down plate support, the end all is through bolt fixedly connected with locating cylinder all around of workstation, the equal fixedly connected with locating lever connecting piece of the flexible end of locating cylinder, the equal fixedly connected with locating lever in top of locating lever connecting piece, and the top of locating lever all runs through the hole of stepping down, the below fixedly connected with fixed plate that lies in locating cylinder layer board on the assembly fixture frame, the upper surface of fixed plate passes through the lower surface connection of jacking cylinder and locating cylinder layer board.

3. The operating table for assembling the plate-fin heat exchanger core and the clamping tool according to claim 2, characterized in that: threaded holes are formed in the top end of the positioning rod, and the positioning rod is connected with the positioning rod connecting piece in a threaded mode.

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