CN220362996U - Product jig and breathable film welding equipment - Google Patents

Abstract

The application relates to the technical field of welding equipment and provides a product jig and breathable film welding equipment. The product jig comprises an upper die tool and water injection equipment; the upper die tooling is provided with a mounting groove for placing a product with a through ventilation hole; the upper die tooling is also internally provided with a water injection detection channel communicated with the mounting groove, and the water injection detection channel corresponds to the position of the air hole; the water injection equipment is communicated with the water injection detection channel, and after the breathable film is welded at the air holes, the water injection equipment can inject water into the water injection detection channel and perform waterproof test on the product. The product jig and the breathable film welding equipment have the advantages that after the breathable film is welded successfully, a product is not required to be moved, waterproof test can be directly conducted on the product jig, the detection time of the product is greatly shortened, the production and detection efficiency of the product are improved, and the degree of automation is greatly improved.

Description

Product jig and breathable film welding equipment

Technical Field

The utility model relates to the technical field of welding equipment, in particular to a product jig and breathable film welding equipment.

Background

After the welding of the existing breathable film is finished, the product welded with the breathable film is required to be placed on a breathable film waterproof detection instrument to detect the waterproof performance of the product, and then whether the product meets production requirements is judged. This process requires manual intervention, increasing the time of the product production and inspection process.

Disclosure of Invention

Aiming at the technical problems, the utility model aims to provide a product jig and a breathable film welding device, and the breathable film can be directly subjected to waterproof test on the product jig without moving the product after being welded successfully, so that the detection time of the product is greatly shortened, the production and detection efficiency of the product are improved, and the degree of automation is greatly improved.

In order to achieve the above purpose, the utility model provides a product fixture, which comprises an upper die tool and water injection equipment; the upper die tooling is provided with an installation groove for placing a product with through ventilation holes; a water injection detection channel communicated with the mounting groove is further arranged in the upper die tooling, and the water injection detection channel corresponds to the air hole in position; the water injection equipment is communicated with the water injection detection channel, and after the breathable film is welded at the air holes, the water injection equipment can inject water into the water injection detection channel and perform waterproof test on products.

In some embodiments, the device further comprises a gas injection device and a gas pressure detector, wherein the gas injection device is communicated with one end of the water injection detection channel far away from the product; the air pressure detector is arranged at one end of the water injection detection channel, which is far away from the product, and is used for detecting the air pressure of injected air;

After the water injection device injects a proper amount of water into the water injection detection channel, the gas injection device is suitable for injecting gas into the water injection detection channel.

In some embodiments, the device further comprises a suction device, wherein the suction device is communicated with the water injection detection channel and is used for sucking water in the water injection detection channel.

In some embodiments, a piston is further arranged in the water injection detection channel, so that the water injection detection channel is divided into a water injection section and a gas injection section, the piston is sealed with the water injection detection channel, and the piston can move in the water injection detection channel;

the gas injection section is communicated with the gas injection equipment; the water injection section is communicated with the water injection device and the suction device.

In some embodiments, the sucking device, the gas injection device and the water injection device are all installed on the test bench, and the sucking device, the gas injection device and the water injection device are identical to the water injection detection channel in communication port and are located at one end of the water injection detection channel far away from the product.

In some embodiments, a fixing device is further arranged on the upper die tooling, the fixing device comprises a third vacuum pump, and a third vacuum negative pressure channel communicated with the mounting groove is arranged on the upper die tooling; the third vacuum pump is communicated with the third vacuum negative pressure channel, so that the air pressure in the third vacuum negative pressure channel is reduced, and the product is fixed in the mounting groove.

In some embodiments, a first sealing element and a second sealing element are further arranged in the mounting groove, and the first sealing element can seal the contact surface between the upper die tooling and the product at the outlet of the water injection detection channel; the second sealing piece can seal the contact surface of the upper die tooling and the product at the outlet of the third vacuum negative pressure channel.

In some embodiments, the mounting groove is one or a plurality of mounting grooves arranged at intervals;

the product sensor is used for sensing whether a product is placed in the mounting groove.

In some embodiments, the product fixture further comprises a lower die tooling, the upper die tooling being mounted to the lower die tooling;

the lower die tooling is provided with a first bolt and a second bolt, and the first bolt and the second bolt are oppositely positioned at two symmetrical angles of the center of the lower die tooling; the upper die tooling is also provided with a first bolt hole and a second bolt hole at corresponding positions, so that the upper die tooling can be quickly installed in the lower die tooling.

According to another aspect of the present application, there is further provided a breathable film welding apparatus comprising a product fixture as described in any one of the above preferred embodiments, and a frame; the product jig is arranged on the rack; and the rack is also provided with a jig moving mechanism, and the jig moving mechanism can drive the product jig to move.

Compared with the prior art, the product jig and the breathable film welding equipment provided by the utility model have the following beneficial effects:

1. after the breathable film is welded successfully, a waterproof test can be directly carried out on a product jig without moving the product, so that the detection time of the product is greatly shortened, the production and detection efficiency of the product are improved, and the degree of automation is greatly improved;

2. the third vacuum negative pressure channel is lower than the atmospheric pressure, so that the product can be firmly fixed in the mounting groove; meanwhile, the second sealing piece can seal the contact surface of the third vacuum negative pressure channel and the product, so that gas in the third vacuum negative pressure channel is prevented from leaking;

3. the first sealing piece can seal the contact surface of the water injection detection channel and the mounting groove, so that water in the water injection detection channel is prevented from leaking during waterproof detection;

4. the tool moving mechanism automatically drives the lower die tool to move, so that products in different mounting grooves sequentially reach welding positions, the degree of automation is high, and the welding efficiency of the products is high.

Drawings

The above features, technical features, advantages and implementation of the present utility model will be further described in the following description of preferred embodiments with reference to the accompanying drawings in a clear and easily understood manner.

FIG. 1 is an overall view of a vented membrane welding apparatus;

FIG. 2 is a rear view of a vented membrane welding apparatus;

FIG. 3 is a front view of the upper housing;

FIG. 4 is an interior view of the upper housing;

fig. 5 is an assembly view of the blanking device;

FIG. 6 is a block diagram of a blanking apparatus;

FIG. 7 is a block diagram of a feed device;

FIG. 8 is a block diagram of an ultrasonic rivet head;

FIG. 9 is an interior view of the lower housing;

FIG. 10 is a block diagram of a product fixture;

FIG. 11 is a cross-sectional view of a product fixture;

FIG. 12 is an exploded view of the product fixture;

FIG. 13 is a detailed view of a mounting slot;

FIG. 14 is a block diagram of the reel assembly;

FIG. 15 is an exploded view of the blanking reel;

FIG. 16 is a block diagram of a web drive assembly;

FIG. 17 is a diagram of the cut-out position of a breathable film material tape.

Reference numerals illustrate:

the machine frame 1, the upper machine frame 11, the induction grating 111, the display 112, the lower machine frame 12, the test bench 121, the communication port 1211, the vacuum port 1212, the water tank 1213, the industrial personal computer 122, the emergency stop switch 123, the start switch 124, the power switch 125, the air pressure switch 126, the blanking device 2, the blanking punch 21, the blanking die 22, the blanking table 221, the blanking hole 2211, the connecting column 222, the punch moving mechanism 23, the blanking moving mechanism 24, the industrial camera 25, the feeding device 3, the material receiving head 31, the first vacuum negative pressure channel 311, the first joint moving mechanism 32, the second joint moving mechanism 33, the third joint moving mechanism 34, the ultrasonic riveting press head 4, the press head moving mechanism 41, the second vacuum negative pressure channel 42, the product jig 5, the upper die tooling 51, the mounting groove 511, the water injection detection channel 512, the third vacuum negative pressure channel 513, the first pin hole 514, the second pin hole 515, the first sealing member 516, the second sealing member 517, the lower die tooling 52, the first pin 521, the second pin 522, the product sensor 53, the sensor generator 531, the sensor receiver 532, the jig moving mechanism 54, the reel assembly 6, the feeding reel 61, the first reel 62, the second reel 63, the blanking reel 64, the first roll 641, the second roll 642, the center shaft 643, the magnetic body groove 6431, the magnetic body 6432, the locking member 644, the reel rotating mechanism 645, the third roll 65, the material tape driving assembly 66, the first roll 661, the roll rotating mechanism 661, the second roll 662, the third roll 663, the air permeable tape 7, the cut-out hole 71, the product 8.

Detailed Description

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will explain the specific embodiments of the present utility model with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the utility model, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.

For simplicity of the drawing, only the parts relevant to the utility model are schematically shown in each drawing, and they do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.

It should be further understood that the term "and/or" as used in this specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

In this context, it should be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance. It should be noted that the above embodiments can be freely combined as needed. The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Referring to fig. 10 to 13, a product fixture 5 provided in the present application includes an upper mold fixture 51 and a water injection device, wherein an installation groove 511 is provided on the upper mold fixture 51 for placing a product 8 with a through ventilation hole; the upper die tooling 51 is also internally provided with a water injection detection channel 512 communicated with the mounting groove 511, and the water injection detection channel 512 corresponds to the position of the air holes; the water injection device is communicated with the water injection detection channel 512, and after the breathable film is welded at the air holes, the water injection device can inject water into the water injection detection channel 512 and perform waterproof test on the product 8.

In this embodiment, need not to remove product 8 after the ventilation film welding is successful, just can directly carry out waterproof test on product tool 5, reduce product 8's detection time greatly, improve product 8 production and detection efficiency, improved degree of automation greatly.

Further, the device also comprises a gas injection device and a gas pressure detector, wherein the gas injection device is communicated with one end of the water injection detection channel 512 far away from the product 8; the air pressure detector is installed at one end of the water injection detection channel 512 far away from the product 8, and is used for detecting the air pressure of the injected air; after the water injection device injects a proper amount of water into the water injection detection channel 512, the gas injection device is adapted to inject gas into the water injection detection channel 512.

Specifically, during detection, the water injection device injects a proper amount of water into the water injection detection channel 512, and then the gas injection device fills a gas with a predetermined gas pressure into one end of the water injection detection channel 512 far away from the product 8, so that the gas pushes the water to squeeze the breathable film and keep the pressure of the gas for a period of time, and after the pressure value of the gas is stable, the gas pressure detector detects the change of the gas pressure to detect the waterproof performance of the breathable film.

Further, a suction device is further included, and the suction device is communicated with the water injection detection channel and is used for sucking water in the water injection detection channel 512.

In this embodiment, the sucking device can suck the water in the water injection detection channel 512 after the test is completed, so as to prevent the product fixture 5 from being wet, and influence the assembly and test of the next group of products 8.

Preferably, a piston is further arranged in the water injection detection channel, so that the water injection detection channel 512 is divided into a water injection section and a gas injection section, the piston is sealed with the water injection detection channel 512, and the piston can move in the water injection detection channel 512; the gas injection section is communicated with gas injection equipment; the water injection section is communicated with the water injection equipment and the suction equipment.

In this embodiment, the water injection detection channel 512 is divided into a water injection section and a gas injection section, which can prevent the gas from being dissolved in water or the gas from forming bubbles and leaking from the breathable film, and ensure the accuracy of gas pressure detection. The gas injection equipment and the gas suction equipment are communicated with the gas injection section; the water injection device and the water absorbing device are communicated with the water injection section, so that the water injection detection in the water injection detection channel 512 is more perfect.

Specifically, during detection, the water injection device injects a proper amount of water into the water injection section, then the gas injection device injects gas with a preset pressure value into the gas injection section, the gas drives the piston to move and pushes the water to extrude towards the breathable film, and after the water is abutted with the breathable film and the gas pressure value is stable, whether the breathable film leaks or not is judged according to the rising and falling of the gas pressure in the water injection detection channel 512. After the detection is finished, water in the water injection section is sucked through the suction device.

It is noted that the gas injection device and the water injection device may be the same injection device, and the injection device is capable of injecting water and gas, and this injection device is a prior art that is available in the field. While the piston is movable within the water injection detection channel 512 and the piston is sealed from the inner sidewall of the water injection channel such that the water injection section and the gas injection section are not in communication.

More preferably, the sucking device, the air injecting device and the water injecting device are all installed on the test bench 121, and the sucking device, the air injecting device and the water injecting device are the same with the communication port 1211 of the water injecting detecting channel 512 and are located at one end of the water injecting detecting channel 512 far from the product 8.

In this embodiment, the sucking device, the gas injection device and the water injection device are integrally installed on the test bench 121, so that the volume of the product fixture 5 is reduced, and the use is simpler and more convenient.

Specifically, the sucking device, the gas injection device and the water injection device may be the same device, and the communicating ports of the sucking device, the gas injection device and the water injection detection channel 512 are the same and located at one end of the water injection detection channel 512 far away from the product, that is, the communicating port 1211 of the test bench 121 and the water injection detection channel 512 is one. The injection timing of the communication port 1211 is controlled by the test bench 121.

It should be noted that the communication port 1211 between the test bench 121 and the water filling detection channel 512 should be provided with a valve for controlling the water outlet, water suction, water discharge, air discharge or air suction of the communication port. Which is also an art that can be implemented in the field. And when the waterproof test is performed, the ultrasonic riveting head 4 is firstly used for sucking the welded breathable film, so that whether the breathable film has bad problems such as hole blocking or not is detected. A water tank 1213 is also arranged under the test bench 121, and the water tank 1213 can provide a water source for the test bench 121 without an external water delivery pipe.

Further, a fixing device is further arranged on the upper die tooling 51, the fixing device comprises a third vacuum pump, and a third vacuum negative pressure channel 513 communicated with the mounting groove 511 is arranged on the upper die tooling 51; the third vacuum pump communicates with the third vacuum negative pressure passage 513 such that the air pressure in the third vacuum negative pressure passage 513 is reduced and the product 8 is fixed in the installation groove 511.

In this embodiment, the fixing device can fix the product 8 in the mounting groove 511, preventing the product 8 from being ejected out of the mounting groove 511 and causing liquid leakage when the test stand 121 is flushed or inflated.

Specifically, referring to fig. 11, the upper die tooling 51 is provided with a third vacuum negative pressure channel 513 communicated with the mounting groove 511, the third vacuum negative pressure channel 513 is communicated with a third vacuum pump, and the third vacuum pump can extract gas in the third vacuum negative pressure channel 513, so that the third vacuum negative pressure channel 513 can adsorb the product 8 placed in the mounting groove 511. The third vacuum pump is installed on the test bench 121, and a vacuum port 1212 is arranged on the test bench 121, and the vacuum port 1212 is communicated with the third vacuum negative pressure channel 513.

It is noted that the third vacuum pump pumps the gas in the third vacuum negative pressure passage 513 so that the gas pressure in the third vacuum negative pressure passage 513 is lower than the atmospheric pressure, thereby being capable of firmly fixing the product 8 in the installation groove 511.

In a variant embodiment, the upper die tooling 51 is further provided with a fixing member, the fixing member has a movable end and an abutting end, the movable end is movably mounted on the upper die tooling 51, and the abutting end can abut against the product 8 and fix the product 8 in the mounting groove 511.

Further, a first sealing member 516 and a second sealing member 517 are further disposed in the mounting groove 511, and the first sealing member 516 can seal the contact surface between the upper die tooling 51 and the product 8 at the outlet of the water injection detection channel 512; the second seal 517 is capable of sealing the interface of the upper tool 51 and the product 8 at the outlet of the third vacuum negative pressure channel 513.

In this embodiment, the first sealing member 516 can seal the contact surface between the upper die tooling 51 and the product 8 at the outlet of the water injection detection channel 512, so as to prevent water in the water injection detection channel 512 from leaking during waterproof detection. The second sealing member 517 can seal the contact surface between the upper die tooling 51 and the product 8 at the outlet of the third vacuum negative pressure passage 513, preventing gas leakage in the third vacuum negative pressure passage 513.

Specifically, the third vacuum negative pressure channel 513 firmly fixes the product 8 in the mounting groove 511 and presses the second sealing member 517 and seals the contact surface of the upper die tooling 51 and the product 8 at the outlet of the water injection detection channel 512; at the same time, the product 8 presses the first sealing member 516 to seal the contact surface between the upper die tooling 51 and the product 8 at the outlet of the third vacuum negative pressure channel 513.

Notably, both the first seal 516 and the second seal 517 are O-rings.

Further, the mounting groove 511 is one or a plurality of the mounting grooves arranged at intervals; a product sensor is also included for sensing whether the product 8 is placed in the installation groove 511.

In this embodiment, if the installation slots 511 are provided at intervals, the products 8 can be welded in sequence during welding, so that the welding efficiency is greatly improved. Accordingly, the product sensor is required to sense whether the product 8 is placed in the installation groove 511 or not during welding, and the product 8 is not placed, but the upper die tooling 51 is damaged due to welding.

Specifically, the number of the installation grooves 511 is 4, the 4 installation grooves 511 are arranged at intervals along the third direction, the product sensors 53 are also four groups and correspond to the installation grooves 511 in position, the product sensors comprise induction generators 531 and induction receivers 532 which are arranged at intervals along the second direction, and the induction generators 531 and the induction receivers 532 are oppositely arranged at two sides of the installation grooves 511 in the second direction.

Further, the product fixture 5 further comprises a lower die tooling 52, and the upper die tooling 51 is mounted on the lower die tooling 52; the lower die tooling 52 is provided with a first bolt 521 and a second bolt 522, and the first bolt 521 and the second bolt 522 are oppositely positioned at two symmetrical angles of the center of the lower die tooling 52; the corresponding position of the upper die tooling 51 is also provided with a first bolt hole 514 and a second bolt hole 515, so that the upper die tooling 51 can be quickly installed on the lower die tooling 52.

In this embodiment, the first pin 521 and the second pin 522 are inserted into the first pin hole 514 and the second pin hole 515, respectively, so that the upper die tooling 51 can be quickly installed on the lower die tooling 52. Meanwhile, the upper die tooling 51 of different products 8 can be replaced conveniently and quickly, and time is saved.

It should be noted that the relative positions of the first pin 521 and the second pin 522 may be other arrangements; and may even include a third pin and a fourth pin. So long as the upper die tooling 51 and the lower die tooling 52 can be quickly assembled in a bolt manner. Meanwhile, a third vacuum negative pressure channel 513 is located in the upper die tooling 51; the water injection detection channel 512 may be located in the upper mold tooling 51, or there may be portions in the upper mold tooling 51 and the lower mold tooling 52, and at this time, the corresponding positions of the upper mold tooling 51 and the lower mold tooling 52 in the water injection detection channel 512 should be further provided with a third sealing member to prevent water in the water injection detection channel 512 from leaking from the contact surface between the upper mold tooling 51 and the lower mold tooling 52.

Further, a preferred embodiment provides a breathable film welding apparatus comprising the product fixture 5 and the frame 1 of any of the embodiments described above. The product jig 5 is arranged on the frame 1; the frame 1 is also provided with a jig moving mechanism 54, and the jig moving mechanism 54 can drive the product jig 5 to move.

In this embodiment, the mounting slots 511 are four and are arranged along the third direction at intervals, the jig moving mechanism 54 drives the product jig 5 to move in the third direction and the products 8 in the mounting slots 511 arranged on the product jig 5 at intervals sequentially reach the welding positions, so that the degree of automation is high and the welding efficiency of the products 8 is high.

Specifically, the jig moving mechanism 54 is also a motor. The product sensor 53 is installed in the frame 1, and the product sensor 53 can sense whether the product 8 is placed in the installation groove 511, so that the jig moving mechanism 54 can correctly drive the product jig 5 to move to enable the product 8 to reach the welding position. Meanwhile, the first direction is the vertical direction of the frame 1, namely the Z-axis direction; the second direction is the X-axis direction which is the transverse axis of the horizontal direction of the frame 1; the third direction is the Z-axis direction, which is the longitudinal axis of the horizontal direction of the frame 1. Referring to fig. 1, the frame 1 includes an upper frame 11 and a lower frame 12, and the upper frame 11 is mounted to the lower frame 12.

Referring to fig. 1, the upper frame 11 is further provided with an induction grating 111, when the product 8 is placed, the induction grating 111 senses a person, and the product jig 5 does not move; after the product 8 is placed, the product jig 5 starts to move, and the breathable film welding equipment starts to work.

Further, the preferred embodiment provides a vented membrane welding apparatus further comprising an ultrasonic rivet head 4, a reel assembly 6, a blanking device 2, and a feeding device 3;

further, referring to fig. 5, the blanking device 2 is movably mounted on the frame 1 along a first direction and is capable of cutting out an air permeable film on an air permeable film material belt 7 moving along a second direction; the relative positions of the material cutting device 2 and the breathable film material belt 7 can be changed in the third direction, the movement of the material cutting device 2 in the second direction and the movement of the breathable film material belt 7 in the third direction are matched with each other, so that a plurality of rows of mutually staggered cutting holes are left on the breathable film material belt 7 by the material cutting device, and the projection parts of the cutting holes of adjacent rows in the second direction are overlapped. In this embodiment, the relative position can be changed in the third direction to blank device 2 and ventilated membrane material area 7, blank device 2 changes in the relative position of third direction and ventilated membrane material area 7 and the removal of ventilated membrane material area 7 in the second direction mutually support for blank device 2 leaves a plurality of rows of cutting holes of dislocation each other on ventilated membrane material area 7, and adjacent row's cutting hole overlaps in the ascending projection part of second direction, but the maximize utilizes ventilated membrane material area 7, improves ventilated membrane material area 7's utilization ratio, reduces the production of leftover bits and pieces, and then has reduced manufacturing cost.

It should be noted that the blanking device 2 and the breathable film material tape 7 should be moved along the second direction while the breathable film material tape 7 can be dislocated in the third direction, so that the blanking device 2 and the breathable film material tape 7 can change the relative positions, and thus a plurality of rows of mutually dislocated cutting holes can be left on the breathable film material tape 7.

Further, the blanking device 2 is movably mounted on the frame 1 along a third direction and can move in the third direction relative to the breathable film material belt 7; the movement of the blanking device 2 in the second direction is matched with the movement of the breathable film material tape 7 along the second direction, so that the cutting holes of adjacent rows are staggered.

Specifically, the existing material cutting device 2 can only move along the first direction, so that the material cutting device 2 can only cut on the breathable film material belt 7 at intervals in sequence, and cutting holes which are arranged at intervals in sequence are reserved on the breathable film material belt 7, so that a large amount of available area of the breathable film material belt 7 is not utilized, and a large amount of leftovers are generated. And this application still can follow the third direction with blank device 2 and remove for blank device 2 can cut out a plurality of rows of cutting holes of interval arrangement in proper order on ventilated membrane material area 7. Meanwhile, when the material cutting device 2 moves in the third direction, the breathable film material belt 7 should move in the second direction, cutting holes in the third direction should be staggered, overlapping of front and rear cutting holes is prevented, breakage of the breathable film material belt 7 is avoided, and therefore the breathable film material belt 7 can be utilized maximally.

It is to be noted that, referring to fig. 17, the shape of the cut-out holes of the breathable film material tape 7 is not further limited in this application as long as the projected portions of the cut-out holes of the adjacent rows in the second direction overlap. For example, the breathable film cut by the breathable film material belt 7 is circular, the cutting holes are also circular, and the distance between the centers of two adjacent cutting holes in the third direction is smaller than the diameter length of the cutting holes, i.e. the projection parts of the cutting holes in the adjacent rows in the second direction are overlapped. Meanwhile, the number of rows of cutting holes is not further limited, for example, the number of rows of cutting holes can be two, the width of the breathable film material belt 7 is 20mm, the length of the breathable film material belt is 150000mm, the diameter of the cutting holes is 9mm, the distance between adjacent cutting holes in the same row is 4mm, namely, the distance between the centers of two cutting holes is 13mm, and experiments show that the conventional material cutting device 2 can cut 150000/13=11530pcs; utilization (11530 x 4.5 x 3.14)/(150000 x 20) =24%; the blanking device 2 of the present application can cut 50000/13 x 2 = 23076pcs; the utilization (23076 x 4.5 x 3.14)/(150000 x 20) =49% >.

In a variant embodiment, the gas-permeable membrane strip 7 can be translated in a third direction, so that the position of the gas-permeable membrane strip 7 in the third direction can be changed with respect to the blanking device 2.

Specifically, the reel assembly 6 is mounted on a reel frame, the reel frame is movably mounted on the frame 1 along a third direction, and the reel assembly 6 is provided with an air permeable film material belt 7 moving along the second direction; still be equipped with reel frame moving mechanism on the frame 1, reel frame moving mechanism can drive reel frame and ventilated membrane material area 7 and remove in the third direction, and ventilated membrane material area 7 removes along the third direction and moves mutually support with ventilated membrane material area 7 along the second direction for adjacent row's cutting hole misplaces each other.

It is noted that the present application protects that the blanking device 2 and the breathable film material tape 7 can change their relative positions in the third direction, wherein the manner of changing the mutual positions of the blanking device 2 or the breathable film material tape 7 is not further limited here, as long as the blanking device 2 leaves several rows of mutually offset cutting holes on the breathable film material tape 7, and the projection of the cutting holes of adjacent rows in the second direction partly overlaps. Even the blanking device 2 can move along the direction of the central axis 643 in the third direction and the second direction and is matched with the movement of the breathable film material belt 7 along the second direction.

Preferably, the frame 1 is further provided with an industrial camera 25, which is capable of detecting the relative positions of the blanking device 2 and the breathable film material tape 7 in real time.

In this embodiment, the industrial camera 25 can detect that the material cutting device 2 and the breathable film material belt 7 move in real time, so that the material cutting device 2 can cut the breathable film at the preset position of the breathable film material belt 7, and prevent that the position deviation of the breathable film material belt 7 from causing cutting errors, thereby causing breakage of the breathable film material belt 7 or incomplete breathable film.

Further, the blanking device 2 includes a blanking punch 21, a punch moving mechanism 23, and a blanking moving mechanism 24; the blanking punch 21 is mounted on the punch moving mechanism 23 and the punch moving mechanism 23 can drive the blanking punch 21 to move in a first direction; the punch moving mechanism 23 is mounted to the blanking moving mechanism 24 and the blanking moving mechanism 24 can drive the punch moving mechanism 23 and the blanking punch 21 to move in the third direction.

Specifically, the blanking punch 21 is concave in the middle and convex in the periphery; the punch moving mechanism 23 is an air cylinder; the blanking moving mechanism 24 is a motor.

It is noted that the blank punch 21 is concave in the middle and convex in the periphery, so that sharpness of the blank punch 21 can be improved, and burrs and scraps are prevented from being generated when the breathable film material tape 7 is cut.

Further, referring to fig. 6, the blanking device 2 further includes a blanking die 22, the blanking die 22 is mounted below the blanking punch 21, a blanking hole 2211 is formed in the blanking die 22, and the air-permeable film material tape 7 is placed above the blanking hole 2211 along the second direction; at the time of cutting, the punch moving mechanism 23 drives the blanking punch 21 into the blanking hole 2211 in the first direction and cuts the air-permeable film web 7.

In this embodiment, the breathable film material belt 7 passes through the blanking die 22 along the first direction and is relatively located above the blanking hole 2211, and the blanking punch 21 of the blanking device 2 enters the blanking hole 2211 along the first direction and cuts out the breathable film, which greatly improves the blanking efficiency of the blanking punch 21, prevents the dislocation of the breathable film material belt 7, ensures the mutual matching degree of the blanking device 2 and the breathable film material belt 7, and further improves the cutting efficiency of the blanking.

Preferably, the blanking die 22 includes a blanking table 221 and two connecting columns 222, the two connecting columns 222 are arranged at intervals along the third direction and are connected with the blanking table 221, the breathable film material tape 7 passes through a gap between the two connecting columns 222 and is placed on the blanking table 221, and a blanking hole 2211 penetrating along the first direction is formed in the blanking table 221.

In this embodiment, the two connection posts 222 are disposed at intervals along the third direction, and the breathable film material tape 7 passes through the gap between the two connection posts 222, so that the relative position of the breathable film material tape 7 can be fixed.

It should be noted that the blanking hole 2211 should penetrate through the blanking table 221, and when the blanking device 2 cuts the breathable film material strip 7, the blanking device 2 can enter the blanking hole 2211 and match with the feeding device 3, and the feeding device 3 adsorbs the breathable film cut by the blanking punch 21.

Further, the upper frame 11 is further provided with a material belt sensing device, and the material belt sensing device is relatively located in the first direction of the breathable film material belt 7 and can identify the thickness of the breathable film material belt 7.

In this embodiment, since the whole breathable film material tape 7 may be long, a plurality of breathable film material tapes 7 need to be connected together, and cutting the connection of each breathable film material tape 7 may reduce the firmness of the whole breathable film material tape 7, and even may break. Therefore, when the breathable film material strips 7 are cut, the joints of the breathable film material strips 7 need to be skipped, breakage of the breathable film material strips is prevented, the whole cutting and welding process is affected, and the production efficiency is greatly affected.

Specifically, when the material belt sensing equipment detects that the position is the joint of the breathable film material belt 7, the material winding assembly drives the breathable film material belt 7 to move along the second direction so that the material cutting device 2 and the material feeding device 3 skip the joint of the breathable film material belt 7.

Further, referring to fig. 7, the feeding device 3 is further included, and the feeding device 3 includes a receiving head 31, a first joint movement mechanism 32, and a second joint movement mechanism 33; the material receiving head 31 is mounted on the first joint moving mechanism 32, and the first joint moving mechanism 32 can drive the material receiving head 31 to move in a first direction; the material receiving head 31 is provided with a first vacuum negative pressure channel 311 which can absorb the cut ventilated membrane; the first joint moving mechanism 32 is mounted on the second joint moving mechanism 33, and the second joint moving mechanism 33 can drive the material receiving head 31 and the first joint moving mechanism 32 to move in a third direction, so that the material receiving head 31 is always relatively positioned at a corresponding position of the material cutting device 2 during cutting.

In this embodiment, the feeding device 3 is movably mounted on the lower frame 12 along the first direction, and can be matched with the material cutting device 2 to cut the breathable film material belt 7 and adsorb away the cut breathable film. Simultaneously, the feeding device 3 can move along the third direction, so that when the cutting device 2 cuts, the cutting device 2 and the feeding device 3 can move the same distance along the third direction, namely, the receiving head 31 is always relatively positioned at the corresponding position of the cutting device 2.

Preferably, the feeding device 3 further comprises a third joint moving mechanism 34, the second joint moving mechanism 33 is provided with the third joint moving mechanism 34, and the third joint moving mechanism 34 can drive the joint 31, the first joint moving mechanism 32 and the second joint moving mechanism 33 to move in a second direction, so as to send the ventilated membrane adsorbed on the feeding head to a position required by the adsorption of the ultrasonic riveting head 4.

In this embodiment, the feeding device 3 has the advantages of flexible moving process, high conveying efficiency and high automation degree.

Specifically, the receiving head 31 is provided with a first vacuum negative pressure channel 311, the first vacuum negative pressure channel 311 can adsorb the ventilated membrane, prevent that the ventilated membrane from dropping or misplacing in the conveying process, make the location of the ventilated membrane that cuts the completion accurate, increase the uniformity of ventilated membrane position on the product 8 after the welding of ultrasonic riveting head 4. Moreover, when the blanking is completed, the negative pressure gas in the first vacuum negative pressure channel 311 can absorb away the tiny scraps generated when the ventilated membrane material belt 7 is cut, so that the stability of the product 8 after the ultrasonic riveting head 4 is welded is improved.

It should be noted that the first vacuum negative pressure channel 311 should have a first adsorption port and a first pressure pumping port, where the first adsorption port is relatively located below the blanking device 2 and can adsorb the air permeable membrane, and the first pressure pumping port is communicated with the first vacuum pump and can pump the air in the first vacuum negative pressure channel 311. Meanwhile, the first joint moving mechanism 32, the second joint moving mechanism 33 and the third joint moving mechanism 34 are all motors.

Further, the ultrasonic riveting head 4 is movably arranged on the frame 1, the ultrasonic riveting head 4 can weld the breathable film on the product 8 with the through ventilation holes, a second vacuum negative pressure channel 42 is arranged on the ultrasonic riveting head 4, and the second vacuum negative pressure channel 42 is communicated with a second vacuum source and a third vacuum source; before welding, the second vacuum source can control the air pressure in the second vacuum negative pressure channel 42 to be reduced to a first preset value, so that the ultrasonic riveting head 4 can adsorb the air-permeable membrane; after welding, the third vacuum source can control the air pressure in the second vacuum negative pressure channel 42 to a second preset value, so that the ultrasonic riveting head 4 can perform vacuum suck-back test on the product 8 welded with the breathable film.

In this embodiment, after ultrasonic riveting head 4 welding is accomplished, can carry out vacuum back suction test for need not to place product 8 on the professional test equipment and can tentatively judge whether the ventilated membrane welds successfully, improved production efficiency and detection efficiency greatly, also avoided manual operation simultaneously, improved its degree of automation, reduced the cost of labor.

Specifically, during adsorption, the second vacuum source can control the air pressure in the second vacuum negative pressure channel 42 to a first preset value, so that the air-permeable membrane is adsorbed on the side of the second vacuum negative pressure channel 42 away from the second vacuum source. During detection, the third vacuum source continuously pumps out the gas in the second vacuum negative pressure channel 42 and reduces the air pressure of the second vacuum negative pressure channel 42 to a second preset value, wherein the second preset value is smaller than the first preset value, so that the third vacuum source can suck back the breathable film, and if the breathable film is not separated from the product 8, the welding is successful; if the breathable film is detached from the product 8, the welding fails.

Further, referring to fig. 8, the second vacuum source and the second vacuum source are the same vacuum pump, i.e., the second vacuum pump.

Specifically, the ultrasonic riveting head 4 is provided with a second vacuum negative pressure channel 42, the second vacuum negative pressure channel 42 is provided with a second adsorption port and a second pressure pumping port, the second adsorption port adsorbs the ventilated membrane, the second pressure pumping port is communicated with a second vacuum pump, and can pump gas in the second vacuum negative pressure channel 42 and enable the air pressure in the second vacuum negative pressure channel 42 to reach a first preset value and a second preset value, so that the ventilated membrane can be adsorbed and vacuum suck-back test can be carried out on a product.

In a variant embodiment, the second vacuum negative pressure channel 42 comprises a second air passage and a third air passage, the second vacuum source being in communication with the second air passage and the third vacuum source being in communication with the third air passage.

Further, the frame 1 is further provided with a ram moving mechanism 41, and the ram moving mechanism 41 can drive the ultrasonic riveting ram 4 to move.

In this embodiment, the ram moving mechanism 41 can drive the ultrasonic rivet ram 4 to move so that it can send the gas permeable film to the welding position of the product 8 and weld. The ram moving mechanism 41 is also a motor.

Specifically, the direction in which the ultrasonic rivet head 4 moves is the first direction.

It should be noted that, the ultrasonic riveting head 4 and the feeding device 3 may be matched, that is, the feeding device 3 moves in the second direction and the third direction, and the breathable film is sent to the position right below the second vacuum negative pressure channel 42 on the ultrasonic riveting head 4 along the first direction, or the feeding device 3 moves in the second direction and the third direction, and sends the breathable film to the position right below the second vacuum negative pressure channel 42 on the ultrasonic riveting head 4, and then the ultrasonic riveting head 4 moves to the position above the breathable film along the first direction and adsorbs the breathable film.

Further, the preferred embodiment provides a breathable film welding apparatus comprising the crimping device and reel assembly 6 of any of the embodiments described above; the reel assembly 6 is arranged on the frame 1, the breathable film material belt 7 is coiled on the reel assembly 6, and the reel assembly 6 can drive the breathable film material belt 7 to rotate and unwind.

In this embodiment, ventilation film welding equipment degree of automation is high, production efficiency is high, low in production cost, welding quality is high.

Specifically, the frame 1 includes an upper frame 11 and a lower frame 12; the reel assembly 6 is arranged on the upper frame 11, the breathable film material belt 7 is wound on the reel assembly 6, and the reel assembly 6 can drive the breathable film material belt 7 to be unfolded and moved in the second direction; the blanking device 2 is movably arranged on the frame 1 in the first direction and the third direction, and the blanking device 2 can cut the breathable film material belt 7 to obtain the breathable film.

Further, referring to fig. 14, the reel assembly 6 includes a feeding reel 61, a first reel 62, a second reel 63, and a discharging reel 64, the first reel 62 and the second reel 63 being disposed between the feeding reel 61 and the discharging reel 64 at intervals along the second direction and abutting against the air-permeable film material tape 7 so that the air-permeable film material can be placed along the second direction; the blanking reel 64 is further provided with a reel rotating mechanism 645, and the reel rotating mechanism 645 can drive the blanking reel 64 to rotate and drive the breathable film material tape 7 to move in the second direction.

In this embodiment, the breathable film material belt 7 is wound and installed on the feeding reel 61, and one end of the breathable film material belt 7 is connected with the discharging reel 64, so that the breathable film material belt 7 can move along the second direction; the first reel 62 is located between the feeding reel 61 and the blanking device 2, and the second reel 63 is located between the discharging reel 64 and the blanking device 2, so that the unfolded breathable film material strip 7 can be kept horizontal in the second direction when passing through the blanking device 2, the breathable film material strip 7 can be conveniently cut by the blanking device 2, and the situation of wire outlet cutting errors is avoided.

Further, referring to fig. 15, the blanking reel 64 includes a central shaft 643, a first rolled plate 641 and a second rolled plate 642, the first rolled plate 641 and the second rolled plate 642 are arranged at intervals along a third direction, the central shaft 643 is mounted between the first rolled plate 641 and the second rolled plate 642, the central shaft 643 can roll the cut breathable film material tape 7, a magnetic body groove 6431 is formed in the circumference of the central shaft 643, a magnetic body 6432 is detachably mounted in the magnetic body groove 6431, and one end of the breathable film material tape 7 can be quickly fixed on the central shaft 643 of the blanking reel 64 by the magnetic body 6432.

In this embodiment, the detachable magnetic body 6432 is disposed on the center shaft 643 of the blanking reel 64, so that one end of the breathable film material tape 7 can be quickly fixed on the blanking reel 64, thereby greatly reducing assembly time and improving production efficiency of the product 8.

Specifically, when one end of the air-permeable film material tape 7 is attached, one end of the air-permeable film material tape 7 is placed in the magnetic body groove 6431, and then the magnetic body 6432 is placed in the magnetic body groove 6431, so that the magnetic body 6432 fixes the one end to which the air-permeable film material tape 7 is attached to the blanking reel 64. When the breathable film material tape 7 is taken out, the second rolled plate 642 is opened, and the breathable film material tape 7 is pulled out along the third direction. More preferably, a connector is further provided, which is mounted in the magnetic groove 6431 and connects one end of the magnetic body 6432 and the center shaft 643, so that the magnetic body 6432 is prevented from dropping and losing when the air-permeable film tape 7 is pulled out in the third direction.

Note that, one end of the air-permeable film material tape 7 may be wound around the magnetic body 6432, and the magnetic body 6432 may be placed in the magnetic body groove 6431. The magnetic body 6432 and the magnetic body groove 6431 are made of an equal magnetic material that attracts each other.

Preferably, a locking member 644 is further disposed on the outer side of the first rolled plate 641, an internal thread is disposed in the center of the locking member 644, an external thread matching the internal thread is disposed on a portion of the central shaft 643 extending out of the first rolled plate 641, and the locking member 644 can fix or release the first rolled plate 641.

Preferably, the upper frame 11 is further provided with a third reel 65 and a material belt driving assembly 66, the third reel 65 is installed between the first reel 62 and the second reel 63, and the third reel 65, the first reel 62 and the second reel 63 are relatively positioned at two sides of the breathable film material belt 7, so that the breathable film material belt 7 can be kept flat all the time in the second direction; the tape drive assembly 66 is mounted between the third reel 65 and the second reel 63 and is capable of maintaining the air permeable membrane tape 7 in a stretched condition at least partially in the second direction.

In this embodiment, the third reel 65 is relatively located below the breathable film material belt 7, the first reel 62 and the second reel 63 are relatively located above the breathable film material belt 7, the third reel 65 and the extruded breathable film material belt 7 are installed between the third reel 65 and the second reel 63 and relatively lower than the third reel 65, the material belt driving assembly 66 can pull the breathable film material belt 7 downwards, at this time, the third reel 65 can extrude the breathable film material belt 7 upwards, the first reel 62 extrudes the breathable film material belt 7 downwards, so that the breathable film material belt 7 keeps the second direction tight between the first reel 62 and the third reel 65 and passes through the cutting device 2, the cutting device 2 is more convenient and stable in cutting breathable film material, and the fluctuation of the breathable film material belt 7 is smaller and is less prone to breaking.

Specifically, referring to fig. 16, the tape driving assembly 66 includes a first roll 661, a second roll 662 and a third roll 663 arranged in a triangle, the first roll 661 being located above the second roll 662 and the third roll 663 arranged horizontally along the second direction, the air-permeable film tape 7 being located at the gap between the first roll 661 and the second roll 662, the third roll 663; this gap is below the top of the third reel 65.

It should be noted that the upper frame 11 is further provided with a roller rotating mechanism 6611 for driving the first roller 661 to rotate and driving the breathable film material belt 7 to move in the second direction. The reel rotation mechanism 645 and the reel rotation mechanism 6611 are both motors.

Further, referring to fig. 1, a sudden stop switch 123 is provided on the left side of the lower frame 12 of the breathable film welding apparatus, and a start switch 124 is provided on the right side; a power switch 125 and a pneumatic switch 126 are provided at the rear of the lower housing 12.

More preferably, the upper frame 11 is further provided with a display 112 and an industrial personal computer 122, and the display 112 is used for displaying operation information of the breathable film welding equipment. The industrial personal computer 122 is used for controlling the matching operation of the ultrasonic riveting head 4, the reel assembly 6, the blanking device 2, the feeding device 3 and the product jig 5.

It should be noted that the above embodiments can be freely combined as needed. The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.

Claims (9)

1. A product tool, its characterized in that includes:

the upper die tooling is provided with an installation groove for placing a product with a through ventilation hole; a water injection detection channel communicated with the mounting groove is further arranged in the upper die tooling, and the water injection detection channel corresponds to the air hole in position;

the water injection device is communicated with the water injection detection channel, and can inject water into the water injection detection channel and perform waterproof test on a product after the breathable film is welded at the air holes;

the suction device is communicated with the water injection detection channel and used for sucking away water in the water injection detection channel.

2. The product fixture of claim 1, wherein,

the device also comprises gas injection equipment and a gas pressure detector, wherein the gas injection equipment is communicated with one end of the water injection detection channel far away from the product; the air pressure detector is arranged at one end of the water injection detection channel, which is far away from the product, and is used for detecting the air pressure of injected air;

after the water injection device injects a proper amount of water into the water injection detection channel, the gas injection device is suitable for injecting gas into the water injection detection channel.

3. The product fixture of claim 2, wherein,

a piston is further arranged in the water injection detection channel, so that the water injection detection channel is divided into a water injection section and a gas injection section, the piston is sealed with the water injection detection channel, and the piston can move in the water injection detection channel;

the gas injection section is communicated with the gas injection equipment; the water injection section is communicated with the water injection device and the suction device.

4. The product fixture of claim 2, wherein,

the suction device, the gas injection device and the water injection device are all installed on the test bench, and the suction device, the gas injection device and the water injection device are identical to the water injection detection channel in communication port and are located at one end of the water injection detection channel far away from the product.

5. The product fixture of any one of claims 1-4, wherein,

the upper die tooling is also provided with a fixing device, the fixing device comprises a third vacuum pump, and the upper die tooling is provided with a third vacuum negative pressure channel communicated with the mounting groove; the third vacuum pump is communicated with the third vacuum negative pressure channel, so that the air pressure in the third vacuum negative pressure channel is reduced, and the product is fixed in the mounting groove.

6. The product fixture of claim 5, wherein,

a first sealing piece and a second sealing piece are further arranged in the mounting groove, and the first sealing piece can seal the contact surface of the upper die tooling and the product at the outlet of the water injection detection channel; the second sealing piece can seal the contact surface of the upper die tooling and the product at the outlet of the third vacuum negative pressure channel.

7. The product fixture of claim 1, wherein,

the mounting grooves are one or a plurality of mounting grooves arranged at intervals;

the product sensor is used for sensing whether a product is placed in the mounting groove.

8. The product fixture of claim 1, wherein,

the product jig further comprises a lower die tool, and the upper die tool is arranged on the lower die tool;

the lower die tooling is provided with a first bolt and a second bolt, and the first bolt and the second bolt are oppositely positioned at two symmetrical angles of the center of the lower die tooling; the upper die tooling is also provided with a first bolt hole and a second bolt hole at corresponding positions, so that the upper die tooling can be quickly installed in the lower die tooling.

9. Breathable film welding equipment, its characterized in that includes:

A frame;

the product fixture of any one of claims 1-8, the product fixture mounted to the frame; and the rack is also provided with a jig moving mechanism, and the jig moving mechanism can drive the product jig to move.