CN210733322U

CN210733322U - Waterproof membrane and cotton welding machine of sound absorption

Info

Publication number: CN210733322U
Application number: CN201921026848.6U
Authority: CN
Inventors: 胡余友; 唐润冰; 赖美君; 王厚冰
Original assignee: Wuhan Huasen Plastic Co ltd
Current assignee: Wuhan Huasen Plastic Co ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-06-12
Anticipated expiration: 2029-07-03

Abstract

The utility model discloses a waterproof membrane and sound-absorbing cotton welding machine, including processing frame, pressurize frame and at least 1 frame of prepareeing material, the pressurize frame comprises pressurize slide rail and pressurize connecting rod, pressurize connecting rod upper end and pressurize slide rail are sliding connection, be equipped with the gear motor that drives the pressurize connecting rod and slide on the pressurize slide rail in the pressurize slide rail, pressurize connecting rod lower extreme is equipped with first actuating cylinder, install the pressurize roller on the output shaft of first actuating cylinder, the pressurize roller can freely rotate, the pressurize roller is perpendicular to the output shaft of first actuating cylinder and is on a parallel with the horizontal axis of processing frame, the pressurize roller is located the processing frame top, the frame of prepareeing material is connected with the processing frame, be equipped with the template of prepareeing material in the frame of prepareeing material, its advantage lies in utilizing the pressurize roller to roll in from the product side of waiting to weld to the opposite side, wait to weld the product after heating and exert pressure gradually, the flatness of the product is ensured, the generated wrinkles are few, and the product quality is higher.

Description

Waterproof membrane and cotton welding machine of sound absorption

Technical Field

The utility model relates to an automobile door accessory processing technology field especially relates to a water proof membrane and cotton welding machine of sound absorption.

Background

The automobile door waterproof film is usually made of PE (polyethylene) materials, can be waterproof, is light, strong in plasticity and easy to process, and is poor in sound insulation performance of the PE materials. In order to achieve the waterproof and sound insulation effects at the same time, technicians begin to compound the waterproof film and the sound absorption cotton for use, the traditional compounding method is to use double-sided adhesive for adhesion, but the cost is increased due to the fact that the double-sided adhesive is used in a large amount, the process is long in time consumption, and cost accounting is not facilitated.

Application number is 201720455486.7's utility model discloses a inhale welding set of sound cotton and seal membrane, splice original and change the welding into, replaced the double faced adhesive tape, greatly reduced material cost and processing cost, but its pressurize mode is exerted pressure for the plane, and the splice is compressed simultaneously with non-weld, so remaining air still can be extruded to the splice, that is to say, the splice will produce a large amount of bubbles, and the bonding effect is poor, and product surface smoothness is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to existing technical current situation, provide a water proof membrane and inhale cotton welding machine of sound, treat the welding product and progressively exert pressure to after the heating, do benefit to the water proof membrane and inhale the air between the sound cotton to the greatest extent, guarantee the roughness of product, the fold that produces is few, and product quality is higher.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a waterproof membrane and sound-absorbing cotton welding machine comprises a processing rack, a pressure maintaining rack and at least 1 material preparing rack, wherein the pressure maintaining rack consists of a pressure maintaining slide rail and a pressure maintaining connecting rod, the upper end of the pressure maintaining connecting rod is connected with the pressure maintaining slide rail in a sliding manner, a speed reducing motor for driving the pressure maintaining connecting rod to slide on the pressure maintaining slide rail is arranged in the pressure maintaining slide rail, a first driving air cylinder is arranged at the lower end of the pressure maintaining connecting rod, a pressure maintaining roller is mounted on an output shaft of the first driving air cylinder and can rotate freely, the pressure maintaining roller is perpendicular to the output shaft of the first driving air cylinder and parallel to the transverse central axis of the processing rack, the pressure maintaining roller is positioned above the processing rack, the material preparing rack is connected with the processing rack, a material preparing template is arranged in the material preparing rack, feeding slide rails which are connected into a whole are arranged on the left inner wall and the right inner wall of the material preparing, and a heating wire is preset in the stock preparation template, and the wiring of the heating wire is consistent with the path to be welded.

According to the technical scheme, the processing rack is provided with the positioning rack, the positioning rack is of a four-column gantry structure, the top of the positioning rack is provided with at least 2 second driving cylinders along the longitudinal central axis of the processing rack, output shafts of the second driving cylinders are provided with positioning mechanisms, and the positioning mechanisms are used for pressing down products to be welded to fix the positions of the products.

Preferably, the positioning mechanism has a square plate shape or a square frame shape, and a lower end surface of the positioning mechanism has a saw-toothed shape.

Above-mentioned technical scheme still includes a plurality of spring locating pins, and spring locating pin and the template of prepareeing material are disconnect-type structure, reserve a plurality of mounting holes of placing spring locating pin on the template of prepareeing material.

The spring positioning pin consists of a pin column, a pin, a spring and a pin buckle, the height of the pin column is the same as the depth of the mounting hole, the pin buckle is in threaded connection with the pin column, and the pin and the spring are sequentially locked inside the pin column by the pin buckle.

In one embodiment, when the number of the material preparing frames is 1, the material preparing frames are arranged on the left side or the right side of the processing frame, and the pressure maintaining frames are arranged on the opposite sides of the material preparing frames, so that the whole device is in an I shape.

In one embodiment, when the number of the material preparing frames is 2, the material preparing frames are respectively arranged at two opposite sides of the processing frame, and the pressure maintaining frame is arranged at the adjacent side of the material preparing frames, so that the whole device is in a T shape.

The utility model has the advantages that:

1. the welding machine for the waterproof film and the sound-absorbing cotton conveys products to be welded into a processing rack through a material preparation rack, after the products to be welded are in place, a material preparation mold starts to preheat, after preheating is completed, a first driving cylinder enables a pressure maintaining roller to move downwards and tightly press the products to be welded, then the first driving cylinder is driven by a speed reducing motor to move slowly, the pressure maintaining roller is rolled from one side to the other side of the products to be welded, pressure is gradually applied to the heated products to be welded, air between the waterproof film and the sound-absorbing cotton is favorably exhausted, the flatness of the products is ensured, few wrinkles are generated, and the product quality is higher;

2. the top of the positioning rack is provided with at least 2 second driving cylinders along the longitudinal central axis of the processing rack, output shafts of the second driving cylinders are respectively provided with a positioning mechanism, the positioning mechanisms are used for pressing down a product to be welded to fix the position of the product, and at least 1 positioning mechanism is always used for pressing the product to be welded in the process that the pressure-preserving roller rolls from one side to the other side of the product to be welded, so that the deflection displacement of the product to be welded is avoided, and the continuous welding is ensured;

3. the spring positioning pin falls into the mounting hole to form a positioning structure for limiting the position of a product to be welded, the material preparation is rapid, the spring positioning pin has a telescopic function, the work of the pressure maintaining roller is not influenced, and the spring positioning pin and the material preparation template are of a separated structure and are convenient to replace;

4. when the quantity of the material preparation frames is 2, the material preparation frames are respectively arranged on two opposite sides of the processing frame, the pressure maintaining frame is arranged on the adjacent side of the material preparation frames, the material preparation templates on two sides are 2 working positions, and the 2 material preparation templates can work alternately, so that the working density is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the material preparing machine frame of the utility model with the number of 1;

FIG. 3 is a schematic structural view of the material preparing machine frame of the present invention with the number of 2;

fig. 4 is the structure schematic diagram of the spring positioning pin of the present invention.

Description of the labeling: 1. the method comprises the steps of material preparation template 2, a positioning mechanism 3, a positioning rack 4, a second driving cylinder 5, a pressure maintaining slide rail 6, a pressure maintaining connecting rod 7, a first driving cylinder 8, a pressure maintaining roller 9, a material preparation rack 10, a processing rack 11, an installation hole 12, a pin column 13, a pin 14, a pin buckle 15 and a spring.

Detailed Description

Referring to fig. 1, a waterproof film and sound-absorbing cotton welding machine comprises a processing frame 10, a pressure maintaining frame and at least 1 material preparing frame 9, wherein the pressure maintaining frame is composed of a pressure maintaining slide rail 5 and a pressure maintaining connecting rod 6, the upper end of the pressure maintaining connecting rod 6 is connected with the pressure maintaining slide rail 5 in a sliding manner, a speed reducing motor for driving the pressure maintaining connecting rod 6 to slide on the pressure maintaining slide rail 5 is arranged in the pressure maintaining slide rail 5, a first driving cylinder 7 is arranged at the lower end of the pressure maintaining connecting rod 6, a pressure maintaining roller 8 is arranged on an output shaft of the first driving cylinder 7, the pressure maintaining roller 8 can freely rotate, the pressure maintaining roller 8 is perpendicular to the output shaft of the first driving cylinder 7 and is parallel to a transverse central axis of the processing frame 10, the pressure maintaining roller 8 is positioned above the processing frame 10, the material preparing frame 9 is connected with the processing frame 10, a material preparing template 1 is arranged in the material, the two sides of the material preparation template 1 are connected with the feeding slide rail in a sliding manner, a speed reduction motor for driving the material preparation template 9 to slide on the feeding slide rail is arranged in the feeding slide rail, a heating wire is preset in the material preparation template 9, and the wiring of the heating wire is consistent with the path to be welded.

Specifically, a product to be welded is conveyed into a processing rack 10 through a material preparation rack 9, after the product to be welded is in place, a material preparation mold 1 starts to preheat, after preheating is completed, a first driving cylinder 7 enables a pressure maintaining roller 8 to move downwards and tightly press the product to be welded, then the first driving cylinder 7 is driven by a speed reduction motor to move slowly, the pressure maintaining roller 8 is rolled from one side to the other side of the product to be welded, pressure is gradually applied to the heated product to be welded, rolling type pressure maintaining is beneficial to exhausting air between a waterproof film and sound absorbing cotton, the flatness of the product is guaranteed, few wrinkles are generated, and the product quality is higher. After welding, the first driving cylinder 7 enables the pressure-maintaining roller 8 to ascend and loosen the welded product, and the processing rack 10 conveys the welded product into the material preparing rack 9.

According to the technical scheme, the processing rack 10 is provided with the positioning rack 3, the positioning rack 3 is of a four-column gantry structure, the top of the positioning rack 3 is provided with at least 2 second driving cylinders 4 along the longitudinal central axis of the processing rack 10, the output shafts of the second driving cylinders 4 are respectively provided with the positioning mechanism 2, and the positioning mechanisms 2 are used for pressing down products to be welded to fix the positions of the products.

Specifically, in the process that the pressure maintaining roller 8 is rolled from one side of a product to be welded to the other side, when the pressure maintaining roller 8 is about to reach the position of one positioning mechanism 2, the second driving cylinder 4 corresponding to the positioning mechanism 2 starts to work, so that the positioning mechanism 2 is lifted, and after the pressure maintaining roller 8 smoothly passes through, the second driving cylinder 4 corresponding to the positioning mechanism 2 starts to work, so that the positioning mechanism 4 descends, namely, at least 1 positioning mechanism 4 is always pressed on the product to be welded, thereby avoiding the deflection displacement of the product to be welded, and ensuring the continuous welding. After the welding is finished, all the second driving cylinders 4 enable the positioning mechanism 2 to ascend, welded products are loosened, the reducing motor drives the pressure-maintaining rollers 8 to return to the horizontal original position, and the first driving cylinders 7 enable the pressure-maintaining rollers 8 to ascend to the vertical original position.

Preferably, the positioning mechanism 2 has a square plate shape or a square frame shape, so that interference between the positioning mechanism 2 and the pressure maintaining roller 8 is avoided, and the lower end surface of the positioning mechanism 8 is serrated, thereby increasing the firmness of pressing.

Above-mentioned technical scheme still includes a plurality of spring locating pins, and spring locating pin and the template 1 of prepareeing material are disconnect-type structure, reserve a plurality of mounting holes 11 of placing spring locating pin on the template 1 of prepareeing material. The spring positioning pin falls into the mounting hole 11 and then forms a positioning structure for limiting the position of a product to be welded, the material preparation is rapid, the spring positioning pin has a telescopic function, the work of the pressure-maintaining roller 8 is not affected, the spring positioning pin and the material preparation template 1 are of a separated structure, and the replacement is convenient.

Specifically, a plurality of positioning holes are punched in advance on the waterproof film, the positions of the mounting holes 11 reserved on the material preparation template 1 are consistent with the positions of the positioning holes on the waterproof film, and the outline of the sound absorbing cotton corresponds to the positions of the mounting holes 11 reserved on the material preparation template 1. During the preparation of materials, the first step is to place the waterproofing membrane on the template 1 of prepareeing materials and make the locating hole on the waterproofing membrane all pass the spring locating pin, and the second step is to place the cotton of inhaling the sound on the waterproofing membrane and make and inhale the cotton card of sound in the region that the spring locating pin is injectd.

As shown in fig. 2, the spring positioning pin is composed of a pin 12, a pin 13, a spring 15 and a pin buckle 14, wherein the height of the pin 12 is the same as the depth of the mounting hole 11, the pin buckle 14 is in threaded connection with the pin 13, the pin 13 and the spring 15 are sequentially locked inside the pin 12 by the pin buckle 14, and the spring positioning pin has a telescopic function in the assembling mode. When the spring positioning pin is replaced, the pin 13 is pressed downwards, and any two fingers support the inner wall of the pin column 12, so that the spring positioning pin can be easily lifted.

In one embodiment, as shown in fig. 3, when the number of the stock preparation frames 9 is 1, the stock preparation frames 9 are arranged on the left side or the right side of the processing frame 10, and the pressure maintaining frames are arranged on the opposite sides of the stock preparation frames 9, so that the whole device is in an I shape, and single-person continuous processing can be performed.

In one embodiment, as shown in fig. 4, when the number of the material preparation frames 9 is 2, the material preparation frames 9 are respectively arranged at two opposite sides of the processing frame 10, the pressure maintaining frame is arranged at the adjacent side of the material preparation frame 9, so that the whole device is T-shaped, double-person intermittent processing can be performed, the material preparation templates 1 at two sides are 2 working positions, and the 2 material preparation templates 1 can work alternately, thereby improving the working density.

Of course, the above is only the preferred embodiment of the present invention, and the application range of the present invention is not limited thereto, so all the equivalent changes made in the principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a waterproof membrane and cotton welding machine of sound absorption which characterized in that: including processing frame (10), pressurize frame and 1 at least frame (9) of prepareeing material, the pressurize frame comprises pressurize slide rail (5) and pressurize connecting rod (6), pressurize connecting rod (6) upper end is sliding connection with pressurize slide rail (5), be equipped with drive pressurize connecting rod (6) in pressurize slide rail (5) and press gliding gear motor on the slide rail (5), pressurize connecting rod (6) lower extreme is equipped with first actuating cylinder (7) of driving, install on the output shaft of first actuating cylinder (7) and protect compression roller (8), it can free rotation to protect compression roller (8), it is perpendicular to the output shaft of first actuating cylinder (7) and be on a parallel with the horizontal axis of processing frame (10) to protect compression roller (8), it is located processing frame (10) top to prepare material frame (9), be equipped with template (1) of prepareeing material in frame (9), the feed slide rails which are connected into a whole are arranged on the left inner wall and the right inner wall of the material preparation rack (9) and the processing rack (10), the two sides of the material preparation template (1) are in sliding connection with the feed slide rails, a speed reduction motor for driving the material preparation template (1) to slide on the feed slide rails is arranged in the feed slide rails, heating wires are preset in the material preparation template (1), and the wiring of the heating wires is consistent with the path to be welded.

2. The waterproof film and sound-absorbing cotton welding machine according to claim 1, characterized in that: be equipped with location frame (3) on processing frame (10), location frame (3) are four post longmen structure, and location frame (3) top is equipped with 2 at least second along the vertical axis of processing frame (10) and drives actuating cylinder (4), and the second drives all to install positioning mechanism (2) on the output shaft of actuating cylinder (4), and positioning mechanism (2) are used for pushing down and treat that the welding product makes its rigidity.

3. The waterproof film and sound-absorbing cotton welding machine according to claim 2, characterized in that: the positioning mechanism (2) is in a square plate shape or a square frame shape, and the lower end face of the positioning mechanism (2) is in a sawtooth shape.

4. The waterproof film and sound-absorbing cotton welding machine according to claim 1, characterized in that: still include a plurality of spring locating pins, spring locating pin and the template (1) of prepareeing material are disconnect-type structure, reserve a plurality of mounting holes (11) of placing the spring locating pin on the template (1) of prepareeing material.

5. The waterproof film and sound-absorbing cotton welding machine according to claim 4, characterized in that: the spring positioning pin comprises a pin column (12), a pin (13), a spring (15) and a pin buckle (14), the height of the pin column (12) is the same as the depth of the mounting hole (11), the pin buckle (14) is in threaded connection with the pin column (12), and the pin (13) and the spring (15) are sequentially locked inside the pin column (12) by the pin buckle (14).

6. The waterproof film and sound-absorbing cotton welding machine according to any one of claims 1 to 5, characterized in that: when the quantity of the material preparation frames (9) is 1, the material preparation frames (9) are arranged on the left side or the right side of the processing frame (10), and the pressure maintaining frame is arranged on the opposite side of the material preparation frames (9), so that the whole device is in an I shape.

7. The waterproof film and sound-absorbing cotton welding machine according to any one of claims 1 to 5, characterized in that: when the quantity of the material preparation frames (9) is 2, the material preparation frames (9) are respectively arranged at two opposite sides of the processing frame (10), and the pressure maintaining frame is arranged at the adjacent side of the material preparation frames (9), so that the whole device is in a T shape.