CN2276880Y - Manufacturing apparatus for forming a sheet-like body into a tubular body - Google Patents

Abstract

A device for making pipe from flat or special-structure adhesive tape strip is composed of a feeding frame for putting said adhesive tape strip, a welding mechanism with wedge-shaped regulator for controlling the internal diameter of rubber pipe, a natural cooling mechanism with multiple groups of rollers for cooling the rubber pipe, and a winding mechanism for winding the adhesive tape strip into bundle.

Description

Manufacturing apparatus for forming a sheet-like body into a tubular body

The utility model relates to a "manufacturing device for forming a sheet-shaped body into a tubular body", which forms a tubular body by curling and superimposing the longitudinal edges of the tape with the aid of a wedge-shaped former to form a tubular body on the edge of the tape. High temperature is applied to the superimposed part to melt the surface of the adhesive tape, and then pressurized by two rollers, so that the edges of the adhesive tape are bonded to form an infinitely extended tubular body.

Generally, rubber tubes such as air delivery tubes or liquid delivery tubes are manufactured in one piece. When not in use, the tube body can be flattened for easy winding. This tube body is widely used in Construction, mining, firefighting equipment... and more. Since it is made in one-piece molding, its thickness is naturally relatively thick, and its relative weight increases, and only the outer surface of the tube body can be treated with calendering, etc., but it cannot be applied to the inside of the tube body. The operation procedure of surface treatment has a great influence on the service life of the pipe body, because when in use, most of the pipe body is under internal pressure, the rougher the inner surface of the pipe body, the lower the tensile, tensile or fatigue strength naturally , relatively affecting its service life.

In view of the shortcomings of the rubber hose produced by the traditional one-piece manufacturing method, its allowable tensile strength, tensile force and fatigue strength are relatively poor, so its service life is short and other shortcomings. The improvement of times has proposed the utility model then.

The purpose of the utility model is to provide a manufacturing device for forming a sheet-shaped body into a tubular body.

According to a manufacturing device for forming a sheet-shaped body into a tubular body provided by the utility model, it first manufactures a high-strength, special-structured adhesive tape strip, guides the strip-shaped body by means of a wedge, and it can double-sided the adhesive tape. Calendering process, and then curl the adhesive tape to form a tubular body, and stack the edge of the adhesive tape up and down, and reserve a suitable space, and heat the gelatin layer on the surface of the adhesive tape edge through a high-heat heating sheet to melt It has adhesiveness, and the edges of the adhesive tape are bonded together through the pressure of two rollers, so as to quickly weld the sheet adhesive tape into a tubular body.

Specifically, the utility model provides a manufacturing device for forming a sheet-shaped adhesive strip into a tubular body, which includes a feeding frame, a welding mechanism, a natural cooling mechanism, and a winding mechanism, wherein the adhesive strip is Polyester gauze is coated with the first and second layers of reinforced PVC emulsion on its surface to form a reinforced structure; the feeding rack is used to accommodate and place bundled adhesive plasters with appropriate width and strips strips, so as to be fed into the welding mechanism; the welding mechanism is to set a pneumatic cylinder on the machine head, the mandrel of the pneumatic cylinder is set in the main machine head and slidably connected to a shaft rod of appropriate length, the end side of the shaft rod An upper roller is supported, and a lower roller is arranged corresponding to the upper roller. The lower roller can be pivotally connected to the machine table, and has a transmission structure to drive the lower roller; there is a front of the two upper and lower rollers of the welding mechanism. The heat resistance sheet is movably arranged on the adjustment frame; a wedge is arranged in front of the heat resistance sheet, and there is a triangular hollow groove inside the wedge, and the distance between the left top surface and the right top surface of the wedge is There is a drop in the height of the bottom surface, and the edges of the two top surfaces with the drop are respectively fixed with a limit clamp in the opposite direction in the shape of "inverted herringbone". Two horizontal slide bars are respectively arranged on the left and right top surfaces, wedge-shaped Arc regulators with relative openings are arranged under the left and right top surfaces in the device respectively. The position of the chute is locked and fixed with the adjustment bolt to position the arc adjuster, and the corresponding distance width between the two arc adjusters can be adjusted appropriately, thereby adjusting the size of the rubber hose; the natural cooling mechanism is composed of several roller groups , and driven by a gear box driven by a motor, the rubber hose glued into a tubular body runs in the roller group and is naturally cooled; the winding mechanism is a winding rod with a power mechanism, which rotates at an appropriate speed And the rubber hose that is wound into a tubular body.

In order to understand the utility model, the structure and composition of the utility model are explained in detail in conjunction with the accompanying drawings:

Fig. 1 is the front view of the configuration of the manufacturing device that makes the adhesive plaster strip of sheet-like body form tubular body of the present utility model;

2 is a three-dimensional appearance view of the fusion mechanism of the manufacturing device of the present invention;

Fig. 3 is a partial enlarged view of the fusion mechanism of the present invention;

Fig. 3 A is the schematic diagram of the upper and lower rollers of the present invention bonded with adhesive tape;

Fig. 4 is the top view of the adjustment action of the wedge of the present utility model;

Fig. 5 is a cross-sectional view of the structure of the adhesive plaster strip of the present utility model.

Firstly, the structure of the adhesive plaster of the present utility model is described, please refer to Fig. 5, which shows the structure of the adhesive plaster of the present utility model, which uses multi-component gauze 200 as the base material, and then coats the first reinforced PVC emulsified adhesive layer 201 on its two surfaces , and then on the first reinforced PVC emulsion rubber layer 201, coat a second reinforced PVC emulsion rubber layer 202 to form a "high-strength, high-density structure; and the manufacturing details of the above-mentioned tape structure include the following means:

1. The composition of PVC emulsified rubber:

Melt the PVC material into a liquid state, and add an appropriate proportion of fireproofing agent, antifungal agent and corrosion-resistant agent to form a liquid PVC emulsion, which is placed in an emulsion barrel and transported to multiple network drum;

Two, the composition of the first reinforced PVC emulsified rubber layer 201:

When the polyester gauze 200 passes through the two mesh rollers, the emulsion rubber barrel conveys PVC emulsion in the mesh rollers, and evenly coats the PVC emulsion of an appropriate thickness on the surface of the polyester gauze 200 to form the first reinforcement. PVC emulsion layer 201;

3. The shape of the first embryo:

After evenly coating one layer of the first reinforced PVC emulsified rubber layer, the polyester gauze 200 is vertically transported into an infrared steamer, and the first reinforced PVC emulsified rubber layer is instantly steamed to a dryness of about 5% by infrared rays, reaching a dryness of about 5%. embryo finalization;

Four, the composition of the second reinforced PVC emulsified rubber layer 201:

After the initial embryo of the first reinforced PVC emulsified rubber layer 201 is finalized, the polyester gauze 200 is then passed through a mesh roller, and then evenly coated with PVC emulsified rubber to form a second reinforced PVC emulsified rubber layer 202;

5. Remodeling:

The surface is coated with the polyester gauze 200 of the second layer of PVC emulsion through an infrared steamer, and the second emulsion layer on the surface is steamed to a dryness of about 5% with infrared rays to form the sheet of the present utility model. strips of adhesive tape;

6. Drying and shaping:

Coat the surface of the above-mentioned adhesive sheet with an anti-adhesive agent, and put it into a baking oven at a high temperature environment of 220°C, and implement 100% curing and baking to achieve complete drying and setting;

7. Surface and strip treatment:

The adhesive sheet is flat, so the surface calendering process can be carried out through the calendering device to reduce the roughness of both sides of the adhesive sheet, so as to improve the tensile strength; and then divide the adhesive sheet into strips to obtain the required width adhesive tape 11;

The adhesive plaster strip 11 formed above is made into a tubular body through the manufacturing device of the present utility model, and the steps are as follows:

Please refer to FIG. 1 , which shows the fusion splicer of the present invention, which includes a feeding frame 10 , a welding mechanism 20 , a natural cooling mechanism 30 and a winding mechanism 40 . in,

The feeding rack 10 can accommodate and place bundle-shaped adhesive plaster strips 11 with appropriate width and sheet-like shape, so as to feed the adhesive plaster strips into the welding mechanism 20 .

Referring to Fig. 2 and 3, shown is this welding mechanism 20, and it is provided with a pneumatic cylinder 22 on the machine head 21, and its mandrel 221 is arranged in the machine head 21 and is slidably connected with a shaft rod 23 of appropriate length, The end side of the axle rod 23 supports an upper roller 231, and a lower roller 24 is arranged at the corresponding place. The lower roller can be pivotally connected to the machine table, and has a transmission structure to drive the lower roller 24; two upper and lower rollers 231,24 fronts are provided with a heat resistance sheet 25, and are movably arranged on the adjustment frame 250 (as shown in Figure 1); in addition, a wedge 26 is set in front of the heat resistance sheet 25, and the inside of the wedge 26 is a Triangular hollow groove, there is a drop between the heights of the left and top surfaces 261 and the right top surface 262 in the central area of the wedge 26 and the height of the bottom surface 269, and the edges of the two top surfaces with the drop are respectively fixed with a The limit clips 263 and 264 in the opposite direction of the shape of "reclining people" are respectively provided with two transverse chute 265 on the left top surface 261 and the right top surface 262, and the left and right tops in the wedge 26 The lower sides of the surfaces 261, 262 are respectively provided with opposite opening-shaped arc adjusters 266, 267, and the opening directions of the arc adjusters 266, 267 correspond to the opening directions of the limit clips 263, 264 on the top surfaces. By adjusting the position of the arc adjusters 266, 267 relative to their chute 265 and locking and fixing the arc adjusters 266, 267 with the adjustment bolt 268, the phase adjustment of the two arc adjusters 266, 267 can be properly adjusted. Corresponding to the width of the arc, so the size of the hose can be adjusted.

As shown in FIG. 1 , the natural cooling mechanism 30 is composed of several sets of rollers 31 , 32 , 33 , 34 , 35 , and is driven by a gear box 36 driven by a motor so as to pass around the glued rubber hose 12 .

The winding mechanism 40 is a winding rod 41 with a power mechanism, which rotates at an appropriate speed to wind the rubber hose 12 made into a tube body.

Instructions for use of the utility model are in the following:

Please refer to Fig. 1, 2, and 3, the adhesive plaster strip 11 of sheet shape shown, its double-sided all is through the surface treatment of calendering, and has reduced surface roughness, so tensile strength, tensile strength are all very good; The adhesive plaster The strip 11 is input into the wedge 26 of the welding mechanism 20, and the adhesive tape strip 11 is rolled into a tubular body, and its two edges are respectively inserted into the limit clamps 263, 264 to form a difference in height between the two edges, and the size of the pipe body is adjusted by the arc 266, 267 to limit the position, so that the two edges of the adhesive tape 11 are indeed against the limit clips 263, 264, so that the flat sheet-shaped adhesive tape 11 can be wound and kept in a tubular shape to enter the wedge 26, Wherein the edge of the adhesive tape strip 11 in the limit clip 264 passes against the top surface of the thermal resistance sheet 25 , and the frame of the adhesive tape strip 11 in the other limit clip 263 passes against the bottom surface of the thermal resistance sheet 25 . Thereby the solidified reinforced PVC emulsified adhesive layer on the surface of the adhesive plaster 11 melts rapidly, and when the two edges of the adhesive plaster enter the gap between the upper and lower rollers 231, 24, the two rollers are pressurized to make the The remelted reinforced PVC emulsified rubber layers at the two edges are fused together (as shown in FIG. 3A ) to form a tubular body, that is, the rubber hose 12 . Then it is input into the natural cooling mechanism 30, and after running among multiple groups of rollers 31, 32, 33, 34, 35 to cool naturally, it is rolled into a bundle by the winding rod 41 of the winding mechanism 40, which becomes the made roll. finished product.

In addition, please refer to FIG. 4 , which is a schematic diagram of using two arc adjusters 266 and 267 to control the aperture size of the molded rubber hose 12. The distance between the arc regulators 266 and 267 controls the aperture formed by the rubber hose 12 .

Can know the advantage that the utility model has by above-mentioned explanation:

1. The operation is convenient and easy, the tube body is automatically and quickly formed, it can be mass-produced, the cost is reduced, and the number of operators required is very small.

2. The molded hose is instantly melted and quickly pressurized to integrate, and the processing is fast, and the two sides of the sheet-like adhesive tape can be surface-treated to enhance its tensile physical properties.

3. With the help of the structure of the wedge, the adhesive strip can automatically input the formed tubular body to the thermal resistance sheet and roll it to fuse, without operator operation.

To sum up, the structure of the utility model and the technical means achieved do have a good progressive effect, and the practicability is very good.

Claims (1)

1. A manufacturing device for forming a sheet-shaped adhesive tape into a tubular body comprises a feeding frame, a welding mechanism, a natural cooling mechanism and a winding mechanism,

the adhesive tape is a structurally reinforced adhesive tape formed by coating a first reinforced PVC emulsion adhesive layer and a second reinforced PVC emulsion adhesive layer on the surface of multi-component polyester gauze;

the feeding frame is used for accommodating and placing the adhesive tape strips which are in a bundle shape, have proper width and are in a strip sheet shape so as to be fed into the welding mechanism;

the welding mechanism is characterized in that a pneumatic cylinder is arranged on a machine head, a mandrel of the pneumatic cylinder is arranged in the machine head and is connected with a shaft lever with a proper length in a sliding way, an upper roller is supported at the tail end side of the shaft lever, a lower roller is arranged at the position corresponding to the upper roller and can be connected to the machine table in a pivoting way, and the lower roller is provided with a transmission structure capable of transmitting the lower roller;

a thermal resistance sheet is arranged in front of the two upper and lower rollers of the welding mechanism and movably arranged on the adjusting frame;

a wedge-shaped device is arranged in front of the thermal resistance sheet, a triangular empty slot is arranged in the wedge-shaped device, the height between the left top surface and the right top surface of the wedge-shaped device and the bottom surface of the wedge-shaped device has a fall, the edges of the two top surfaces with the fall are respectively fixed with a side limit clamp in the shape of a reversed Chinese character 'ren', two transverse sliding rods are respectively arranged on the left top surface and the right top surface, arc-shaped adjusters with opposite openings are respectively arranged below the left top surface and the right top surface in the wedge-shaped device, the opening directions of the arc-shaped adjusters correspond to the opening directions of the side limit clamps of the top surfaces, and the arc-shaped adjusters are positioned by adjusting the positions of the sliding rods relative to the sliding slots and locking and fixing by using adjusting bolts, so that the distance and the width corresponding to the two arc-shaped adjusters can be properly adjusted;

the natural cooling mechanism consists of a plurality of roller groups and is driven by a gear box driven by a motor, and a rubber tube glued into a tubular body runs in the roller groups and is naturally cooled;

the winding mechanism is a winding rod with a power mechanism, and the winding rod rotates at a proper speed to wind the rubber tube into a tubular body.

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