Fixing mechanism for heat exchanger cover plate machining

Abstract

The utility model discloses a heat exchanger cover plate machining fixing mechanism which comprises a fixing base, a fixing groove is formed in the surface of the fixing base, a heat exchanger cover plate is arranged in the fixing groove, adjustable fixing mechanisms are arranged on the two sides of the inner wall of the fixing groove, and a scrap removing mechanism is arranged at the bottom end of the inner wall of the fixing groove. The adjustable fixing mechanism comprises clamping assemblies arranged on the two sides of the inner wall of the fixing groove. The operation assembly is arranged on the surface of the clamping assembly; through the designed built-in groove, the clamping plate, the operating handle, the connecting groove, the connecting rod and the telescopic spring, heat exchanger cover plates of different sizes can be clamped and limited, meanwhile, through the designed positioning hole, the threaded hole and the positioning rod, the clamping plate in the limiting process can be firmly positioned, and the clamping plate is not prone to falling off. Compared with the prior art, the heat exchanger cover plate fixing and machining device greatly facilitates fixing and machining work of heat exchanger cover plates of various sizes.

Description

Technical Field

[0001] The utility model belongs to the technical field of heat exchanger cover plate processing and clamping, and particularly relates to a heat exchanger cover plate processing and fixing mechanism. Background Art

[0002] A heat exchanger is a device that transfers part of the heat of a hot fluid to a cold fluid, also known as a heat exchanger. Cover plates are fixed at both ends of its heat exchange tubes. The cover plates need to be drilled during processing, and the cover plates need to be firmly positioned by a fixing mechanism to facilitate drilling processing. The existing heat exchanger cover plate processing and fixing mechanism is generally used to fix the connection by screwing bolts together. This fixing method can only position cover plates of a single size, and since the ends of the bolts are screwed and clamped with the cover plate surface, extrusion marks will appear on the surface of the cover plate. For this reason, we propose a heat exchanger cover plate processing and fixing mechanism. Utility Model Content

[0003] The purpose of the present invention is to provide a heat exchanger cover plate processing and fixing mechanism to solve the problem in the above background technology that the heat exchanger cover plate processing and fixing mechanism cannot fix cover plates of different sizes.

[0004] To achieve the above-mentioned object, the present invention provides the following technical solution: a heat exchanger cover plate processing and fixing mechanism, comprising a fixing seat, a fixing groove formed on the surface of the fixing seat, a heat exchanger cover plate disposed inside the fixing groove, adjustable fixing mechanisms disposed on both sides of the inner wall of the fixing groove, a chip cleaning mechanism disposed at the bottom end of the inner wall of the fixing groove, and the adjustable fixing mechanism comprising:

[0005] A clamping assembly is provided on both sides of the inner wall of the fixing groove;

[0006] An operating component, the operating component is arranged on a surface of the clamping component;

[0007] a connecting assembly, the connecting assembly being disposed inside the clamping assembly;

[0008] a reset component, the reset component being arranged inside the connecting component;

[0009] The positioning assembly is arranged on both sides of the fixing seat and is connected with the clamping assembly.

[0010] Preferably, the clamping assembly includes built-in grooves symmetrically opened on both sides of the inner wall of the fixing groove and a clamping plate arranged inside the built-in grooves.

[0011] Preferably, the operating assembly includes an operating handle fixed on the surface of the clamping plate.

[0012] Preferably, the connecting assembly includes connecting grooves symmetrically opened on the inner wall of the built-in groove and connecting rods symmetrically fixed on the ends of the clamping plates, and the connecting rods are slidably connected to the connecting grooves.

[0013] Preferably, the reset assembly includes a through slot provided through the surface of the connecting rod and a fixed block fixed inside the connecting slot, and a telescopic spring is connected between the fixed block and the through slot.

[0014] Preferably, the positioning assembly includes a positioning hole opened at the end of the clamping plate and screw holes symmetrically opened on both sides of the fixing seat. Positioning rods passing through the screw holes and connected to the positioning holes are provided on both sides of the fixing seat. The positioning rods are screwed and fixedly connected to the positioning holes.

[0015] Preferably, the chip cleaning mechanism includes a chip cleaning groove provided at the bottom end of the inner wall of the fixed groove and docking grooves symmetrically provided on both sides of the inner wall of the chip cleaning groove, and a baffle connected to the docking groove is provided inside the chip cleaning groove.

[0016] Compared with the prior art, the beneficial effects of the present invention are:

[0017] The utility model can clamp and limit heat exchanger covers of different sizes through the designed built-in grooves, clamping plates, operating handles, connecting grooves, connecting rods and telescopic springs. At the same time, with the designed positioning holes, screw holes and positioning rods, the clamping plates in the limit can be firmly positioned to avoid loosening of the heat exchanger cover. Compared with the existing technology, the fixing processing of heat exchanger covers of various sizes is greatly facilitated. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 A magnified schematic diagram of point A;

[0020] Figure 3 For this utility model Figure 1 An enlarged schematic diagram of point B;

[0021] In the figure: 1. Fixed seat; 2. Fixed groove; 3. Heat exchanger cover; 100. Built-in groove; 101. Clamping plate; 200. Operating handle; 300. Connecting groove; 301. Connecting rod; 400. Through groove; 401. Fixed block; 402. Telescopic spring; 500. Positioning hole; 501. Screw hole; 502. Positioning rod; 600. Chip cleaning groove; 601. Docking groove; 602. Baffle. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figures 1 to 3 The utility model provides a technical solution: a heat exchanger cover plate processing and fixing mechanism, comprising a fixing seat 1, a fixing groove 2 is opened on the surface of the fixing seat 1, a heat exchanger cover plate 3 is arranged inside the fixing groove 2, adjustable fixing mechanisms are arranged on both sides of the inner wall of the fixing groove 2, and a chip cleaning mechanism is arranged at the bottom end of the inner wall of the fixing groove 2. The adjustable fixing mechanism includes:

[0024] A clamping assembly is provided on both sides of the inner wall of the fixing groove 2;

[0025] An operating component, the operating component is arranged on a surface of the clamping component;

[0026] a connecting assembly, the connecting assembly being disposed inside the clamping assembly;

[0027] a reset component, the reset component being arranged inside the connecting component;

[0028] The positioning assembly is arranged on both sides of the fixing seat 1 and connected to the clamping assembly.

[0029] In this embodiment, preferably, the clamping assembly includes built-in grooves 100 symmetrically opened on both sides of the inner wall of the fixing groove 2 and a clamping plate 101 arranged inside the built-in grooves 100, which can clamp and limit the heat exchanger cover plate 3.

[0030] In this embodiment, preferably, the operating assembly includes an operating handle 200 fixed on the surface of the clamping plate 101 to facilitate the movement of the clamping plate 101 .

[0031] In this embodiment, preferably, the connecting assembly includes a connecting groove 300 symmetrically opened on the inner wall of the built-in groove 100 and a connecting rod 301 symmetrically fixed on the end of the clamping plate 101. The connecting rod 301 is slidably connected to the connecting groove 300, which can guide the movement of the clamping plate 101.

[0032] In this embodiment, preferably, the reset assembly includes a through groove 400 that is opened through the surface of the connecting rod 301 and a fixed block 401 fixed inside the connecting groove 300. A telescopic spring 402 is connected between the fixed block 401 and the through groove 400, which can drive the connecting rod 301 to reset and move inside the connecting groove 300.

[0033] In this embodiment, preferably, the positioning assembly includes a positioning hole 500 opened at the end of the clamping plate 101 and screw holes 501 symmetrically opened on both sides of the fixing base 1. Positioning rods 502 are provided on both sides of the fixing base 1 and pass through the interior of the screw holes 501 and are connected to the positioning holes 500. The positioning rods 502 are screwed and fixedly connected to the positioning holes 500, so that the clamping plate 101 can be firmly positioned.

[0034] In this embodiment, preferably, the chip cleaning mechanism includes a chip cleaning groove 600 opened at the bottom end of the inner wall of the fixed groove 2 and a docking groove 601 symmetrically opened on both sides of the inner wall of the chip cleaning groove 600. A baffle 602 connected to the docking groove 601 is provided inside the chip cleaning groove 600 to facilitate closing the chip cleaning groove 600.

[0035] The working principle and use process of the utility model: When the heat exchanger cover plate 3 needs to be clamped and fixed, the utility model first uses the operating handle 200 to move the clamping plate 101 inside the built-in groove 100, and drives the connecting rod 301 to slide inside the connecting groove 300 to play a moving guide role, and at the same time drives the through groove 400 to slide on the surface of the fixed block 401 to squeeze the telescopic spring 402 to deform, then put the heat exchanger cover plate 3 into the interior of the fixed groove 2 and connect it with the fixing seat 1, and then release the pulled operating handle 200, so that the connecting rod 301 is released from the connecting groove under the action of the telescopic spring 402 The internal reset movement of 300 can drive the clamping plate 101 to pop out from the inside of the built-in groove 100 and squeeze and fit with the side of the heat exchanger cover plate 3, and then tighten the positioning rod 502 so that it can rotate inside the screw hole 501 and be screwed and fixed with the positioning hole 500, so that the position of the clamping plate 101 can be positioned, and then the surface of the heat exchanger cover plate 3 can be processed by the drilling mechanism. When the waste chips generated during drilling need to be cleaned, first lift the baffle 602, so that it slides inside the docking groove 601 and separates from the chip cleaning groove 600, and then the waste chips inside the fixed groove 2 can be cleared through the chip cleaning groove 600.

[0036] Although embodiments of the present invention have been shown and described (see the detailed description above for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat exchanger cover plate processing and fixing mechanism, comprising a fixing seat (1), a fixing groove (2) is provided on the surface of the fixing seat (1), and a heat exchanger cover plate (3) is provided inside the fixing groove (2), characterized in that: Adjustable fixing mechanisms are provided on both sides of the inner wall of the fixing groove (2), and a chip cleaning mechanism is provided at the bottom end of the inner wall of the fixing groove (2). The adjustable fixing mechanism includes: A clamping assembly, the clamping assembly being arranged on both sides of the inner wall of the fixing groove (2); An operating component, the operating component is arranged on a surface of the clamping component; a connecting assembly, the connecting assembly being disposed inside the clamping assembly; a reset component, the reset component being arranged inside the connecting component; Positioning components, which are arranged on both sides of the fixing seat (1) and connected to the clamping components; The clamping assembly comprises built-in grooves (100) symmetrically arranged on both sides of the inner wall of the fixing groove (2) and a clamping plate (101) arranged inside the built-in grooves (100); The operating assembly comprises an operating handle (200) fixed on the surface of the clamping plate (101); The connecting assembly comprises a connecting groove (300) symmetrically opened on the inner wall of the built-in groove (100) and a connecting rod (301) symmetrically fixed on the end of the clamping plate (101), wherein the connecting rod (301) is slidably connected to the connecting groove (300); The reset assembly comprises a through slot (400) extending through the surface of the connecting rod (301) and a fixed block (401) fixed inside the connecting slot (300), wherein a telescopic spring (402) is connected between the fixed block (401) and the through slot (400); The positioning assembly comprises a positioning hole (500) provided at the end of the clamping plate (101) and screw holes (501) symmetrically provided on both sides of the fixing seat (1); positioning rods (502) passing through the screw holes (501) and connected to the positioning holes (500) are provided on both sides of the fixing seat (1); the positioning rods (502) are screwed together and fixedly connected to the positioning holes (500); The chip cleaning mechanism comprises a chip cleaning groove (600) provided at the bottom end of the inner wall of the fixed groove (2) and docking grooves (601) symmetrically provided on both sides of the inner wall of the chip cleaning groove (600); a baffle (602) connected to the docking groove (601) is provided inside the chip cleaning groove (600).

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