CN218778489U

CN218778489U - Ultrasonic slitting mechanism for splitting CCM coil material with adjustable distance

Info

Publication number: CN218778489U
Application number: CN202320388456.4U
Authority: CN
Inventors: 宋光辉; 刘中强; 范宣平; 白亚军
Original assignee: Shandong Hoaco Automation Technology Co Ltd
Current assignee: Shandong Hoaco Automation Technology Co Ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-03-31
Anticipated expiration: 2033-03-06

Abstract

The utility model relates to an ultrasonic slitting mechanism for splitting CCM coil materials of fuel cells with adjustable spacing, which relates to the technical field of fuel cell processing and manufacturing, and comprises an outer frame, wherein an upper slide rail and a lower slide rail, and an upper sliding table and a lower sliding table which are synchronously driven by a servo driving device are arranged on the outer frame in parallel; the servo driving device comprises a rack, a servo motor and a speed reducing mechanism thereof; the ultrasonic cutting machine is characterized by further comprising an ultrasonic control device, wherein the ultrasonic control device comprises an energy converter, a tool head, a tool knife and a sliding table cylinder, the tool head and the tool knife are arranged oppositely, vibration energy generated by the ultrasonic energy converter is transmitted to the tool knife through the tool head, and the tool knife cuts materials. The utility model discloses in, slide rail and slip table have realized through servo drive device that the position removes, cut CCM coil stock into arbitrary broad width, and it is high to adjust convenient precision. Through ultrasonic control device, the instrument sword divides the strip with the coiled material cutting to the coiled material border welding banding of will cutting avoids the material layering, and cutting effect is good.

Description

Ultrasonic slitting mechanism for splitting CCM coil material with adjustable distance

Technical Field

The utility model relates to a fuel cell manufacturing technical field especially relates to an interval adjustable fuel cell CCM coil stock divides strip to use ultrasonic wave cutting mechanism.

Background

The membrane electrode is an important component of a fuel cell, and can be applied to various coiled materials in the membrane electrode preparation process, such as CCM (catalyst-coated membrane) coiled materials, PET (polyethylene terephthalate) protective films and the like, wherein the width of each coiled material is different, and the coiled materials need to be cut into required sizes according to the design requirements of the fuel cell.

Among the prior art, the CCM coil stock generally adopts the cutter of mechanical type to divide the strip to cut, because the one deck PET protection film is lined with to CCM coil stock below, when dividing the strip, the cutter cuts two-layer coiled material simultaneously, divide after the strip and at transportation process, the easy layering of CCM coil stock and PET protection film causes both edges to can not align, coiled material surface unevenness, the quality difference inefficiency that the coiled material was collected to the coiled material, if can solve the problem of layering between the multilayer coiled material after dividing the strip, the quality that the coiled material was collected after will improving the branch strip greatly.

Traditional ultrasonic wave cuts mechanism when using in other trades, use the textile industry as an example, the precision requirement to slitting width is lower during the cloth of cutting in the textile industry, the position of ultrasonic wave cuts the mechanism and cuts the mode that the interval generally adopted artifical removal to realize, but the production technology and the precision requirement of fuel cell trade and textile industry are all different, the mode of manual regulation is not applicable to the fuel cell trade, consequently, in order to guarantee to cut the precision, still need install accurate structure or the subassembly that is used for adjusting the position of ultrasonic wave cutting mechanism and cuts the interval additional.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that an ultrasonic wave branch strip mechanism with the coiled material border formation banding effect is provided when CCM coil stock divides the strip, and this mechanism can avoid the coiled material to produce the phenomenon of material layering when the cutting.

In order to solve the technical problem, the technical scheme of the utility model is that: an ultrasonic slitting mechanism for splitting CCM coil materials with adjustable intervals comprises an ultrasonic control device and a position adjusting device, wherein the ultrasonic control device comprises a transducer, a tool head and a tool knife; the position adjusting device is arranged inside the outer rack and comprises two groups of slide rails, namely an upper slide rail and a lower slide rail, which are arranged inside the outer rack in parallel, wherein the upper slide rail and the lower slide rail are correspondingly provided with an upper sliding table and a lower sliding table, the upper sliding table and the lower sliding table are both driven by a servo driving device, and the upper sliding table and the lower sliding table move synchronously;

the transducer and the tool head are installed on the lower sliding table, the tool knife is installed on the upper sliding table, the tool head and the tool knife are arranged oppositely, vibration energy generated by the ultrasonic transducer is transmitted to the tool knife through the tool head, and the tool knife cuts materials.

As the preferred technical scheme, the servo driving device comprises a rack arranged on one side of the sliding rail, a servo motor and a speed reducing mechanism of the servo motor are arranged on the sliding table, the output end of the servo motor and the output end of the speed reducing mechanism of the servo motor are connected with a driving gear, the driving gear is meshed with the rack, the servo motor drives the gear to rotate when being started, and the sliding table is driven to move left and right on the sliding rail.

As an optimized technical scheme, a sliding table cylinder is further installed on the upper sliding table, the tool knife is installed at the end of a sliding table cylinder push rod, and the sliding table cylinder drives the tool knife to be close to or far away from the tool head through telescopic motion.

As an optimal technical scheme, a plurality of groups of upper sliding tables and lower sliding tables which are oppositely arranged are arranged on the upper sliding rail and the lower sliding rail.

As a preferable technical scheme, the ultrasonic slitting mechanism for splitting the CCM coil materials of the fuel cell with the adjustable distance further comprises a waste suction device, wherein the waste suction device comprises a vacuum generator, a vacuum filter and a collecting head, the collecting head is arranged below the tool knife and the tool head, negative pressure is generated by the collecting head through the vacuum generator so as to suck dust generated when the tool knife cuts the materials, and the dust enters the vacuum filter along with air to be filtered.

As an optimal technical scheme, a through hole convenient for a coil material to pass through is formed in the position, opposite to the tool head and the tool knife, of the outer frame, and a graduated scale is installed at the through hole.

As a preferred technical scheme, the back of the outer frame is provided with an access hole at the position corresponding to the upper slide rail and the lower slide rail.

Since the technical scheme is used, the utility model discloses in, slide rail and slip table have realized the position through servo drive device and have removed, can cut into arbitrary broad width with the CCM coiled material, adjust convenient precision height. The sliding tables at the corresponding positions of the upper sliding rail and the lower sliding rail move synchronously, so that the ultrasonic tool head and the tool knife keep relative positions to realize cutting operation.

Through ultrasonic control device, the vibration energy of instrument head transmission is received to the instrument sword, divides the strip with the coiled material cutting through mechanical vibration, and the coiled material border welding banding of cutting is avoided the material layering to the heat that the vibration in-process produced, and cutting effect is good, and provides convenience for the collection of coiled material.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural view of an outer frame in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of the back of the outer frame in the embodiment of the present invention;

fig. 3 is a schematic structural diagram of an ultrasonic wave control device in an embodiment of the present invention;

in the figure: 1-an outer frame; 11-a box body; 12-a service hole; 13-a graduated scale; 14-a through hole; 21-upper slide rail; 22-lower slide rail; 31-an upper sliding table; 32-a lower slipway; 41-a rack; 42-a servo motor; 43-a drive gear; 51-a transducer; 52-a tool head; 53-tool knife; 54-a slipway cylinder; 61-Collection head.

Detailed Description

As shown in fig. 1 to 3, the ultrasonic slitting mechanism for slitting the CCM coil of the fuel cell with adjustable space comprises an outer frame 1, wherein an ultrasonic control device and a position adjusting device are arranged in the outer frame 1, the ultrasonic control device realizes slitting of the CCM coil through a tool head and a tool knife which conduct ultrasonic energy, and the position adjusting device adjusts the working position of the ultrasonic control device.

In this embodiment, the 1 outside cover of outer frame is equipped with the box 11 of cuboid, be equipped with transparent visual window on each side of box 11, all be equipped with the through-hole 14 that the coil stock of being convenient for passed on outer frame 1 and the box 11, the back of outer frame 1 is equipped with access hole 12, access hole 12 respectively sets up a department in the upper portion and the lower part of outer frame 1, correspond with last slide rail 21 and lower slide rail 22 respectively, access hole 12 department installs transparent visual apron, during the maintenance, it can to open the apron. The graduated scale 13 is arranged at the position of the through hole 14 to detect the width of the stripped coil stock.

The position adjusting device comprises two sets of slide rails which are arranged inside the outer frame 1 in parallel, in the embodiment, the slide rails are linear slide rails, and the three linear slide rails are a set.

The two groups of slide rails are divided into an upper slide rail 21 and a lower slide rail 22 according to the spatial positions of the two groups of slide rails, and the access opening 12 is arranged corresponding to the upper slide rail 21 and the lower slide rail 22.

An upper sliding table 31 and a lower sliding table 32 are respectively arranged on the upper sliding rail 21 and the lower sliding rail 22, the upper sliding table 31 and the lower sliding table 32 are both driven by a servo driving device, and a group of the upper sliding table 31 and the lower sliding table 32 move synchronously; preferably, a plurality of sets of upper sliding tables 31 and lower sliding tables 32 which are arranged oppositely are arranged on the upper sliding rail 21 and the lower sliding rail 22, in this embodiment, three sets of upper sliding tables 21 and lower sliding tables 22 are arranged, and the number of the sliding tables is determined according to the width of the rolled material and the design width of the finished product.

The servo driving device comprises a rack 41 arranged on one side of the sliding rail, a servo motor 42 and a speed reducing mechanism thereof are arranged on the sliding table, the output ends of the servo motor 42 and the speed reducing mechanism thereof are connected with a driving gear 43, the driving gear 43 is meshed with the rack 41, and the driving gear 43 rotates when the servo motor 42 is started to drive the sliding table to move left and right on the sliding rail. The position of the sliding table on the sliding rail can be adjusted through the servo motor 42 and the speed reducing mechanism thereof, and the distance between two adjacent sliding tables can also be adjusted.

Preferably, in order to ensure the adjustment accuracy, a plurality of photoelectric sensors are mounted on the outer frame 1 for detecting the position of the sliding table.

Spacing adjustable fuel cell CCM coil stock divides strip to use ultrasonic wave cutting mechanism still includes ultrasonic control device, ultrasonic control device includes transducer 51, tool bit 52, tool bit 53 and slip table cylinder 54, transducer 51 and tool bit 52 are installed on slip table 32 down, install slip table cylinder 54 on the corresponding last slide table 31, tool bit 53 is installed on the push rod of slip table cylinder 54, tool bit 52 and tool bit 53 set up relatively, the vibration energy that ultrasonic transducer 51 produced transmits tool bit 53 through tool bit 52, tool bit 53 cuts the material.

In this embodiment, in order to facilitate the passing of the roll material, the through hole 14 should be located opposite to the positions of the tool bit 52 and the tool blade 53, and the roll material passes between the tool blade 53 and the tool bit 52.

The pitch-adjustable ultrasonic slitting mechanism for splitting the CCM coil materials of the fuel cell further comprises a waste suction device, wherein the waste suction device comprises a vacuum generator, a vacuum filter and a collecting head 61, and the vacuum generator and the vacuum filter are arranged outside the outer frame 1 and are not shown in the figure.

In order to collect the powder generated by cutting, the collecting head 61 is arranged below the tool knife 53, the collecting head 61 generates negative pressure through the vacuum generator to have suction force, and sucks dust particles generated by the material cut by the tool knife 53, and the dust particles are filtered out along with air entering the vacuum filter to keep the outer frame 1 and the surrounding space clean.

The working principle of the ultrasonic slitting mechanism for slitting the CCM coil materials of the fuel cell with the adjustable space is as follows:

firstly, the distance between the three sets of sliding tables is adjusted, the servo motors 42 of the opposite set of upper sliding table 31 and lower sliding table 32 synchronously operate to ensure that the tool knife 53 on the upper sliding table 31 is opposite to the tool head 52 on the lower sliding table 32, the distance between the two needs to ensure that the tool head 52 can effectively transmit vibration energy to the tool knife 53, and finally, the distance between the three sets of sliding tables meets the design requirement.

When the coil stock is cut, the sliding table air cylinder 54 acts to send the tool knife 53 to the position opposite to the tool head 52 so as to receive vibration energy, the coil stock passes through the space between the tool knife 53 and the tool head 52, and after the cutting operation is completed, the sliding table air cylinder 54 retracts, and the tool knife 53 does not receive vibration energy any more.

When the tool knife cuts, the vacuum generator of the waste suction device operates, negative pressure is generated at the collecting head 61, and surrounding powder is sucked into the vacuum filter.

In this embodiment, the operating principle of the ultrasonic control device is as follows:

the power supply is connected to the ultrasonic generator to convert the 50/60Hz current into high-frequency electric energy, the transducer converts the high-frequency electric energy into high-frequency mechanical vibration with the same frequency, and the high-frequency mechanical vibration is transmitted to the cutting knife (namely the tool knife in the text) through an amplitude modulator device (namely the tool head in the text) capable of changing the amplitude. The cutting knife can generate high-frequency vibration and a large amount of heat energy after receiving the vibration energy, the high-frequency vibration and the heat energy can rapidly divide the material under the action of external force pressing and form a sealing and cutting effect on the edge of the material, and meanwhile, the material is prevented from being layered.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Interval adjustable fuel cell CCM coil stock divides strip to use ultrasonic wave cutting mechanism, its characterized in that: the ultrasonic control device comprises an energy converter, a tool head and a tool knife; the position adjusting device is arranged in the outer rack and comprises two groups of slide rails, namely an upper slide rail and a lower slide rail, which are arranged in parallel in the outer rack, wherein the upper slide rail and the lower slide rail are correspondingly provided with an upper sliding table and a lower sliding table, the upper sliding table and the lower sliding table are both driven by a servo driving device, and the upper sliding table and the lower sliding table synchronously move;

transducer and instrument head are installed down on the slip table, the instrument sword is installed on the slip table, instrument head and instrument sword set up relatively, and the vibration energy that ultrasonic transducer produced transmits the instrument sword through the instrument head, and the instrument sword cuts the material.

2. The ultrasonic slitting mechanism for slitting CCM webs for fuel cells with adjustable spacing of claim 1, wherein: the servo driving device comprises a rack arranged on one side of the sliding rail, a servo motor and a speed reducing mechanism of the servo motor are arranged on the sliding table, the output end of the servo motor and the speed reducing mechanism of the servo motor is connected with a driving gear, the driving gear is meshed with the rack, the servo motor drives the gear to rotate when being started, and the sliding table is driven to move left and right on the sliding rail.

3. The ultrasonic slitting mechanism for slitting CCM webs for fuel cells with adjustable spacing of claim 1, wherein: the upper sliding table is further provided with a sliding table cylinder, the tool knife is installed at the end of a sliding table cylinder push rod, and the sliding table cylinder drives the tool knife to be close to or far away from the tool head through telescopic motion.

4. The ultrasonic slitting mechanism for slitting CCM webs for fuel cells with adjustable spacing of claim 1, wherein: and a plurality of groups of upper sliding tables and lower sliding tables which are oppositely arranged are arranged on the upper sliding rail and the lower sliding rail.

5. The ultrasonic slitting mechanism for slitting CCM webs for fuel cells with adjustable spacing of claim 1, wherein: the ultrasonic slitting mechanism for splitting the CCM coil materials of the fuel cell with the adjustable space further comprises a waste suction device, wherein the waste suction device comprises a vacuum generator, a vacuum filter and a collecting head, the collecting head is arranged below the tool knife and the tool head, negative pressure is generated by the collecting head through the vacuum generator to suck dust generated when the tool knife cuts the materials, and the dust enters the vacuum filter along with air to be filtered.

6. The ultrasonic slitting mechanism for slitting CCM webs for fuel cells with adjustable spacing of claim 1, wherein: the position on the outer frame opposite to the tool head and the tool knife is provided with a through hole convenient for the coil stock to pass through, and the through hole is provided with a graduated scale.

7. The ultrasonic slitting mechanism for slitting CCM webs for fuel cells with adjustable spacing of claim 1, wherein: and the back surface of the outer frame is provided with an access hole at the corresponding position of the upper slide rail and the lower slide rail.