CN111002577A

CN111002577A - Miniature heat-shrinkable tube heater

Info

Publication number: CN111002577A
Application number: CN201911223953.3A
Authority: CN
Inventors: 于延波
Original assignee: Changchun Zhenyu Machine Electrical Equipment Co ltd
Current assignee: Changchun Zhenyu Machine Electrical Equipment Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-04-14

Abstract

The invention discloses a miniature heat-shrinkable tube heating machine which comprises an air cylinder, wherein a telescopic rod of the air cylinder is fixed on a connecting block, the connecting block is inserted into a hole of the connecting plate, the connecting plate is fixed on a sliding block, the sliding block is arranged on a sliding rail, the upper part of the connecting plate is fixedly provided with a connecting rod, the upper end of the connecting rod penetrates through a cross beam of an installation plate, a first side plate and a second side plate are both hinged with rollers through angle irons, the rollers perform limited sliding through a limited track, the first connecting rod and the second connecting rod are hinged at the same hinge point at the end parts of the first side plate and the second side plate, the other end of the first connecting rod is fixed on an upper heating plate of a heating device, the other end of the second connecting rod is. This application adopts the cylinder as power, and the mode of single heating is worked to reduce the overall size of equipment, realize using on the assembly line.

Description

Miniature heat-shrinkable tube heater

Technical Field

The invention relates to the field of heating of heat shrink tubes, in particular to a miniature heat shrink tube heating machine capable of controlling a heating plate to automatically open and close and automatically sending out wires.

Background

Heat shrink tube: the heat shrinkable sleeve is a special polyolefin heat shrinkable sleeve which can also be called as EVA material. The outer layer is made of high-quality soft cross-linked polyolefin material and inner layer hot melt adhesive through composite processing, the outer layer material has the characteristics of insulation, corrosion resistance, wear resistance and the like, and the inner layer has the advantages of low melting point, water resistance, sealing, high adhesion and the like.

Because different wire harnesses are welded in the wire harness assembling process, the copper core at the welding position is exposed, and in order to protect the part, a heat-shrinkable tube needs to be added at the part and subjected to heat-shrinkable treatment.

The heat shrinkable tube heating machines on the market are all operated under the line because of large size, and cannot be operated on the production line. The existing heat shrink tube heating machine adopts a synchronous belt or a chain form. Therefore, the required space is large.

Disclosure of Invention

The invention aims to solve the defect that the existing heat shrinkable tube heater cannot work on a production line due to large size, and provides a miniature heat shrinkable tube heater.

In order to realize the purpose, the following technical scheme is provided:

a micro heat-shrinkable tube heating machine comprises an air cylinder, a telescopic rod of the air cylinder is fixed on a connecting block, the connecting block is inserted into a hole of the connecting plate, the connecting plate is fixed on a sliding block, the sliding block is arranged on a sliding rail, a connecting rod is fixed on the upper part of the connecting plate, the upper end of the connecting rod penetrates through a cross beam of a mounting plate, a first side plate and a second side plate of the mounting plate are fixed at two ends of the cross beam, rollers are hinged on the first side plate and the second side plate through angle irons and slide in a limiting way, the first side plate and the second side plate are the same in structure and comprise a long hole, a first connecting rod and a second connecting rod which are arranged in the middle, the first connecting rod and the second connecting rod are hinged at the same hinge point at the end parts of the first side plate and the second side plate, the other end of, the upper heating plate and the lower heating plate are connected to the fixed shaft through bearings, and the extending end of the fixed shaft is arranged in the long holes of the first side plate and the second side plate.

Preferably, still including arranging first fixed plate and the second fixed plate in the mounting panel outside in, first fixed plate and second fixed plate structure are the same, and it has the slot hole to open, be fixed with pencil anchor clamps and leading wheel on first curb plate and the second curb plate front end, pencil anchor clamps stretch out in the first fixed plate and the second fixed plate outside, the leading wheel slides in the slot hole of first fixed plate and second fixed plate, spacing track is fixed at first fixed plate and second fixed plate inboardly.

The beneficial effects are that:

1 through the structure, the size of the equipment is reduced as much as possible on the premise of realizing the heating action. The heating plate wraps the outer side of the heat shrinkable tube during heating, so that air circulation is reduced, and the heating temperature is stable and uniform.

2. This application adopts the cylinder as power, and the mode of single heating is worked to reduce the overall size of equipment, realize using on the assembly line.

3. Adopt full enclosed type heating, make the heating effect more even, pyrocondensation effect is better, adopts 2 semicircular structure because of the hot plate, forms a columniform heating chamber during the heating, prevents that the circulation of air from to thermal influence, makes the whole thermally equivalent in outside of pyrocondensation pipe, so messenger's heating effect is better.

Drawings

FIG. 1 is a schematic view of the internal structure of a micro heat shrinkable tube heating machine 1;

FIG. 2 is a schematic view of the internal structure of a micro heat shrinkable tube heating machine 2;

FIG. 3 is a schematic view of an installation harness clip;

FIG. 4 is a general view of the external structure of the micro heat shrinkable tube heater;

FIG. 5 is a schematic view showing the opened state of the upper and lower heating plates;

fig. 6 is a schematic view showing a closed state of the upper and lower heating plates.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The micro heat shrinkable tube heating machine shown in fig. 1 and 2 comprises an air cylinder 20, an expansion link of the air cylinder 20 is fixed on a connecting block 21, the connecting block 21 is inserted into a hole 23 of a connecting plate 22, the connecting plate 22 is fixed on a sliding block 24, the sliding block 24 is installed on a sliding rail 25, a connecting rod 26 is fixed on the upper portion of the connecting plate 22, the upper end of the connecting rod 26 penetrates through a cross beam 31 of a mounting plate, a first side plate 20 and a second side plate of the mounting plate are fixed at two ends of the cross beam 31, the first side plate 21 and the second side plate are hinged with a roller 33 through angle iron, the roller 33 performs limited sliding through a limiting rail 32, the first side plate 20 and the second side plate are the same in structure and comprise a long hole 34, a first connecting rod 36 and a second connecting rod 35 which are opened in the middle, the first connecting rod 36 and the second connecting rod 35, the other end of the first link 36 is fixed to an upper heating plate 43 of the heating device 40, the other end of the second link 35 is fixed to a lower heating plate 42 of the heating device 40, the upper heating plate 43 and the lower heating plate 42 are coupled to a fixed shaft 41 through bearings, and the protruding end of the fixed shaft 41 is disposed in the elongated holes 34 of the first side plate 20 and the second side plate.

As shown in fig. 3, the wire harness fixing device further comprises a first fixing plate 14 and a second fixing plate 17 which are arranged on the outer side of the mounting plate, the first fixing plate 14 and the second fixing plate 17 are identical in structure and are provided with long holes, a wire harness clamp 15 and a guide wheel 16 are fixed on the front ends of the first side plate 20 and the second side plate, the wire harness clamp 15 extends out of the outer sides of the first fixing plate 14 and the second fixing plate 17, the guide wheel 16 slides in the long holes of the first fixing plate 14 and the second fixing plate 17, and the limiting rail 32 is fixed on the inner sides of the first fixing plate 14 and the second fixing plate 17.

As shown in fig. 4, the heating device further includes a housing 10, an observation window 11 at the front end of the housing 10, a fan 50 at the rear end of the housing 10, and a pneumatic duplex piece 13, wherein the housing 10 includes a bottom plate 16, the cylinder 20 and the slide rail 25 are fixed on the bottom plate 16, the pneumatic duplex piece 13 is connected with the cylinder 20, and a heat insulation board 12 is fixed below the heating device 40.

Wherein, the end of the hinge point of the first side plate 20 and the second side plate is provided with a needle-shaped adapting rod 37, and the adapting rod 37 corresponds to the position of the wiring harness clamp 15.

The wire harness fixture 15 comprises an upper elastic sheet and a lower elastic sheet which have radians, and the upper elastic sheet and the lower elastic sheet are in contact when not in a working state.

The upper heating plate 43 and the lower heating plate 42 adopt 2 semicircular structures, and a cylindrical heating cavity is formed when heating.

The working process is as follows:

as shown in fig. 5, when the cylinder 20 extends, the extension rod of the cylinder 20 drives the connecting plate 22 to slide backwards on the sliding rail 25, the connecting rod 26 drives the mounting plate, the mounting plate moves backwards along the limit rail 32 under the guidance of the roller 33, at this time, the first connecting rod 36 and the second connecting rod 35 drive the upper heating plate 43 and the lower heating plate 42 to open, the preheated heat shrinkable tube is clamped in the harness clamp 15, and the heat shrinkable tube is received by the receiving rod 37, after the heat shrinkable tube is clamped, the cylinder 20 drives the extension rod to retract, as shown in fig. 6, the connecting plate 22 slides forwards, so that the connecting rod 26 drives the mounting plate to move forwards along the limit rail 32, the first connecting rod 36 and the second connecting rod 36 drive the upper heating plate 43 and the lower heating plate 42 to close, heating is performed, after heating is completed, the cylinder 20 extends, and the action of fig.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The miniature heat-shrinkable tube heating machine is characterized in that a telescopic rod comprising an air cylinder and an air cylinder is fixed on a connecting block, the connecting block is inserted into a hole of the connecting plate, the connecting plate is fixed on a sliding block, the sliding block is arranged on a sliding rail, the upper part of the connecting plate is fixed with a connecting rod, the upper end of the connecting rod penetrates through a cross beam of a mounting plate, a first side plate and a second side plate of the mounting plate are fixed at two ends of the cross beam, the first side plate and the second side plate are both hinged with rollers through angle irons, the rollers perform limited sliding through a limited track, the first side plate and the second side plate are the same in structure and comprise a long hole, a first connecting rod and a second connecting rod which are arranged in the middle, the first connecting rod and the second connecting rod are hinged at the same hinge point at the end parts of the first side plate and the second side plate, the upper heating plate and the lower heating plate are connected to the fixed shaft through bearings, and the extending end of the fixed shaft is arranged in the long holes of the first side plate and the second side plate.

2. The miniature heat shrink tube heating machine according to claim 1, further comprising a first fixing plate and a second fixing plate disposed outside the mounting plate, wherein the first fixing plate and the second fixing plate are identical in structure and provided with long holes, a wire harness clamp and a guide wheel are fixed on front ends of the first side plate and the second side plate, the wire harness clamp extends outside the first fixing plate and the second fixing plate, the guide wheel slides in the long holes of the first fixing plate and the second fixing plate, and the limiting rail is fixed inside the first fixing plate and the second fixing plate.

3. The miniature heat shrinkable tube heating machine according to claim 1, further comprising a housing, an observation window at a front end of the housing, a fan at a rear end of the housing, and a pneumatic duplex piece, wherein the housing comprises a bottom plate, the cylinder and the slide rail are fixed on the bottom plate, the pneumatic duplex piece is connected with the cylinder, and a heat insulation plate is fixed below the heating device.

4. The miniature heat shrink tube heating machine of claim 1, wherein the ends of the hinge points of the first side plate and the second side plate are provided with needle-shaped receiving rods, and the receiving rods correspond to the harness clip.

5. The miniature heat shrink tube heating machine of claim 2, wherein the wire harness fixture comprises an upper spring plate and a lower spring plate with a radian, and the upper spring plate and the lower spring plate are in contact when not in an operating state.

6. The miniature heat shrink tube heating machine of claim 1, wherein said upper and lower heating plates are in 2 semicircular configurations, forming a cylindrical heating chamber when heated.