CN211444137U

CN211444137U - Material moving mechanism and air tightness detection device

Info

Publication number: CN211444137U
Application number: CN201921859052.9U
Authority: CN
Inventors: 陈德; 罗剑; 王俊文; 黄付延; 沈敏俊; 张银燕
Original assignee: Spic Hydrogen Energy Technology Development Co Ltd
Current assignee: Spic Hydrogen Energy Technology Development Co Ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-09-08
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses a material moving mechanism, which comprises a material moving frame, a switching piece, a lifting piece and a suction piece; the switching piece is arranged on the material moving frame; the lifting piece is connected with the output end of the switching piece; the suction piece is connected with the output end of the lifting piece. The utility model also provides an air tightness detection device. The utility model discloses an air tightness detection device mutually supports through transport mechanism, material moving mechanism and detection mechanism, realizes that the product conveys automatically, moves material and automated inspection in turn, improves production detection efficiency, simultaneously, reduces artifical input, has improved detection safety and reliability.

Description

Material moving mechanism and air tightness detection device

Technical Field

The utility model relates to a check out test set technical field specifically, relates to a move material mechanism and gas tightness detection device.

Background

The good or bad directness of the leakproofness of some products can influence product qualification rate and safe in utilization, for example the good or bad direct influence of fuel cell gas tightness of bipolar plate gas tightness is good or bad, consequently, it is very necessary to the detection of bipolar plate gas tightness, at present, the gas tightness detects mostly solitary board and detects, need drop into the manual work during the inspection and get and put bipolar plate, the manual work is got and is put speed slowly, detection efficiency is low, be unfavorable for carrying out batch gas tightness detection processing to bipolar plate.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model discloses a material moving mechanism, which comprises a material moving frame, a switching piece, a lifting piece and an absorbing piece; the switching piece is arranged on the material moving frame; the lifting piece is connected with the output end of the switching piece; the suction piece is connected with the output end of the lifting piece.

According to an embodiment of the present invention, the material moving mechanism further comprises an expansion member; the telescopic piece is connected with the output end of the lifting piece; the suction piece is connected with the output end of the telescopic piece.

According to an embodiment of the present invention, the material moving mechanism further comprises a position adjusting member; the position adjusting piece is arranged on the material moving frame, and the output end of the position adjusting piece is connected with the rack on the supporting frame.

The utility model also provides an airtightness detection device, it includes:

the conveying mechanism conveys the jig for bearing the product;

the material moving mechanism is arranged on the supporting frame of the crossing conveying mechanism and is positioned on a conveying path of the conveying mechanism; and

the detection mechanism is arranged on a conveying path of the conveying mechanism;

the material moving mechanism moves the product conveyed by the conveying mechanism to a station of the detection mechanism; the detection mechanism detects the air tightness of the product.

According to an embodiment of the present invention, the detecting mechanism includes a detecting frame, a bearing assembly and a pressing assembly; the bearing component and the pressing component are arranged on the detection frame relatively.

According to an embodiment of the present invention, the bearing assembly includes a bearing plate and a first sealing member; the bearing plate is arranged on the detection frame; the first sealing element is arranged on the bearing plate.

According to an embodiment of the present invention, the pressing assembly includes a pressing driving member, a pressing plate, and a second sealing member; the downward pressing driving piece is arranged on the detection frame; the lower pressing plate is connected with the output end of the lower pressing driving piece; the second sealing element is arranged on the lower pressure plate.

According to the utility model discloses an embodiment, above-mentioned loading board all has the air vent with the holding down plate, and first sealing member all has the air vent with the second sealing member, crosses air vent intercommunication air vent.

According to an embodiment of the present invention, the detecting mechanism further comprises a pressure detecting member; the pressure detection piece is arranged on the lower pressure plate.

According to an embodiment of the present invention, the conveying mechanism includes a conveying frame, a conveying line and a conveying driving member; the conveying frame is arranged on the supporting frame; the transmission line is arranged on the transmission frame; the transmission driving part is arranged on the transmission frame, and the output end of the transmission driving part is connected with the transmission line.

The utility model has the advantages that: the utility model discloses an air tightness detection device mutually supports through transport mechanism, material moving mechanism and detection mechanism, realizes that the product conveys automatically, moves material and automated inspection in turn, improves production detection efficiency, simultaneously, reduces artifical input, has improved detection safety and reliability.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of an air-tightness detecting device in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a conveying mechanism in an embodiment of the present invention;

fig. 3 is a schematic structural view of a material moving mechanism in an embodiment of the present invention;

fig. 4 is another schematic structural diagram of the material moving mechanism in the embodiment of the present invention;

fig. 5 is a schematic structural diagram of a detection mechanism in an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a carrier plate according to an embodiment of the present invention.

Description of reference numerals:

1. a support frame; 11. a guide rail; 12. a slider; 13. a gear; 14. a rack; 2. a transport mechanism; 21. a transfer frame; 22. a conveyor line; 23. a transfer drive; 24. a conveying roller; 25. a stop member; 26. a one-way cut-off; 27. a code scanning piece; 3. a material moving mechanism; 31. a material moving frame; 32. a switching member; 33. a lifting member; 34. a suction member; 35. a position adjustment member; 36. a telescoping member; 37. a connecting plate; 4. a detection mechanism; 41. a detection frame; 42. a load bearing assembly; 421. a carrier plate; 4210. a joint; 4211. a vent hole; 4212. a positioning column; 422. a first seal member; 4221. air passing holes; 43. pressing the assembly; 431. pressing down the driving member; 432. a lower pressing plate; 434. a guide post; 435. a guide sleeve; 44. a pressure detecting member.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:

referring to fig. 1, fig. 1 is a schematic structural diagram of an air-tightness detecting device according to an embodiment of the present invention. As shown in the figure, the air tightness detection device comprises a support frame 1, a conveying mechanism 2, a material moving mechanism 3 and a detection mechanism 4. The support frame 1 is arranged across the conveying mechanism 2. The material moving mechanism 3 is arranged on the support frame 1, and the material moving mechanism 3 is positioned on a conveying path of the conveying mechanism 2 for conveying the jig. The detection mechanism 4 is arranged on the support frame 1, and the detection mechanism 4 is positioned on the conveying path of the conveying mechanism 2.

When the jig is moved to the corresponding material moving mechanism 3, the material moving mechanism 3 transfers the product on the jig to a station of the detection mechanism 4, the detection mechanism 4 detects the air tightness of the product, after the detection is completed, the material moving mechanism 3 transfers the detected product to the jig, meanwhile, the material moving mechanism 3 transfers the product which is not detected on the jig to a station of the detection mechanism 4, and the conveying mechanism 2 conveys the detected product to the next station.

In this embodiment, the number of the detection mechanisms 4 is five, the number of the material moving mechanisms 3 is one, the material moving mechanisms 3 move back and forth on the support frame 1 and respectively correspond to the five detection mechanisms 4, so that the positions of a product to be detected and a detected product are replaced, the number of the material moving mechanisms 3 can also be five, that is, each detection mechanism 4 corresponds to one material moving mechanism 3, and the time for the material moving mechanisms 3 to move back and forth is saved; of course, the number of the detecting mechanism 4 and the moving mechanism 3 can also be adaptively increased or decreased according to actual requirements, and the above description is only an embodiment of the present invention, which should not be limited to this.

Referring to fig. 2 again, fig. 2 is a schematic structural diagram of the conveying mechanism 2 according to the embodiment of the present invention. As shown, the conveying mechanism 2 includes a conveying frame 21, a conveying line 22 and a conveying driving member 23. The conveying frame 21 is provided on the support frame 1. The conveying line 22 is disposed on the conveying frame 21, and specifically, the conveying line 22 is a double-speed chain. The transmission driving member 23 is disposed on the transmission frame 21, an output end of the transmission driving member 23 is connected to the transmission line 22 through a transmission roller 24 disposed on the transmission frame 21, and the transmission driving member 23 is a motor. In a specific application, the jig enters from the feeding end of the conveying frame 21, and the conveying driving part 23 generates a driving force to drive the conveying line 22 to move, so that the jig loaded with the product and placed on the conveying line is conveyed from the feeding end to the discharging end.

Preferably, the conveying mechanism 2 further comprises a stop 25, the stop 25 is arranged on the conveying frame 21, and the stop 25 is a cylinder. After the conveying line 22 conveys the jig in place, the output end of the stopping piece 25 extends out, and the clamping groove of the jig is clamped at the output end of the stopping piece 25, so that stopping of the jig is realized, and the jig is prevented from continuously rolling backwards under the action of inertia.

Preferably, the conveying mechanism 2 further comprises a one-way stopper 26, and the one-way stopper 26 is arranged at the feeding end of the conveying frame 21. In the tool data send process, one-way stopper 26 makes the tool can only follow the feed end and remove to the discharge end direction, if the condition that the tool was conveyed by the discharge end to the feed end appears, one-way stopper 26 plays the effect of blockking to the tool, avoids the tool to flow back.

During specific application, transport mechanism 2 still includes sweeps a yard piece 27, sweep a yard piece 27 and set up in transport frame 21, sweep a yard piece 27 for sweeping a yard rifle, in this embodiment, the quantity of sweeping a yard piece 27 is two, two sweep a yard piece 27 and set up respectively in transport frame 21's feed end and discharge end, when transport line 22 conveying tool swept a yard piece 27, sweep a yard piece 27 and scan the sign indicating number on the tool, confirm supplied materials information, and feed back scanning result to gas tightness detection device's control system, gas tightness detection device's control system records the information of tool.

Referring to fig. 3 and 4, fig. 3 is a schematic structural diagram of the material moving mechanism 3 according to the embodiment of the present invention; fig. 4 is another schematic structural diagram of the material moving mechanism 3 in the embodiment of the present invention. As shown in the figure, the material transferring mechanism 3 includes a material transferring frame 31, a switching member 32, a lifting member 33, and a suction member 34. The material moving frame 31 is arranged on the support frame 1. The switching member 32 is disposed on the material transferring frame 31, and the switching member 32 is a motor. The output end of the lifting piece 33 is connected with a rotating frame, the lifting piece 33 is arranged on the rotating frame, and the lifting piece 33 is a sliding table cylinder. The suction piece 34 is connected with the output end of the lifting piece 33, and the suction piece 34 is a sucker. In this embodiment, the number of the lifting elements 33 and the suction elements 34 is two, when the air tightness detecting device works, after the first group of product-bearing jigs are conveyed by the conveying mechanism 2 in place, the stopping element 25 stops the jigs, the two lifting elements 33 generate driving force to respectively drive the two suction elements 34 to move towards the direction of the bearing plate 421 of the jigs and the detecting mechanism 4, after the first group of product-bearing jigs move in place, one suction element 34 sucks undetected products on the jigs, because no product exists on the detecting mechanism 4, the other suction element 34 does not suck, after the suction is completed, the two lifting elements 33 recover to the initial state, the two lifting elements 33 drive the two suction elements 34 to recover to the initial position, then the switching element 32 generates driving force to drive the rotating frame to rotate, the rotating frame drives the two lifting elements 33 to rotate 180 degrees, the undetected products reach the station of the detecting mechanism 4, and at the same time, the stopping piece 25 is restored to the initial state, and the jig is conveyed away by the conveying line 22; then, the next group of product-bearing jigs flows to the station corresponding to the material moving mechanism 3, at this time, the detection mechanism 4 has finished detecting the previous group of products, the two lifting members 33 generate driving force to respectively drive the two suction members 34 to move towards the jigs and the bearing plate 421, after moving to the right position, one suction member 34 sucks the undetected products on the jigs, the other suction member 34 sucks the detected products on the bearing plate 421, after sucking, the two lifting members 33 recover the initial state, the two lifting members 33 drive the two suction members 34 to recover the initial positions, then the switching member 32 generates driving force to drive the rotating frame to rotate, the rotating frame drives the two lifting members 33 to rotate 180 degrees, the undetected products reach the station of the detection mechanism 4, the detected products correspond to the jigs, the two lifting members 33 continue to generate driving force to respectively drive the two suction members 34 to move towards the jigs and the bearing plate 421, after the product is moved to the right position, one sucking part 34 places the undetected product on the bearing plate 421, the other sucking part 34 places the detected product on the jig, the stopping part 25 is restored to the initial state, the conveying line 22 conveys the jig carrying the detected product to the next station, and the actions are repeated, so that the continuous detection is realized, and the detection efficiency is improved.

When the device is used specifically, a guide rail 11 is paved on the support frame 1, a sliding block 12 is connected to the guide rail 11 in a sliding mode, the material moving frame 31 is connected with the sliding block 12, a position adjusting piece 35 is arranged on the material moving frame 31, the position adjusting piece 35 is a motor, a gear 13 is sleeved on an output end of the position adjusting piece 35, and the gear 13 is meshed with a rack 14 which is arranged on the support frame 1 and is parallel to the guide rail 11. The position adjusting piece 35 generates a driving force to drive the gear 13 to rotate, the gear 13 is meshed with the rack 14, so that the material moving frame 31 is driven to slide along the guide rail 11, the material moving mechanism 3 corresponds to one of the five detection mechanisms 4, and the replacement of the position of a product to be detected and the position of the detected product is realized.

Preferably, the material moving mechanism 3 further comprises an expansion piece 36, the expansion piece 36 is connected with the output end of the lifting piece 33 through a connecting plate 37, the output end of the expansion piece 36 is connected with the suction piece 34, and the expansion piece 36 is a sliding table cylinder. In particular, the retractable member 36 can drive the suction member 34 to move horizontally, so that the suction member 34 can accurately correspond to the product carried by the jig and suck the product.

Referring to fig. 5 and 6, fig. 5 is a schematic structural diagram of the detecting mechanism 4 according to the embodiment of the present invention; fig. 6 is a schematic structural diagram of a loading plate 421 according to an embodiment of the present invention. As shown, the detecting mechanism 4 includes a detecting frame 41, a carrying assembly 42 and a pressing assembly 43. The detecting frame 41 is arranged on the supporting frame 1, and the detecting frame 41 is positioned at one side of the conveying mechanism 2. The carrying assembly 42 and the pressing assembly 43 are disposed opposite to the detecting frame 41. Further, the bearing assembly 42 includes a bearing plate 421 and a first sealing member 422. The bearing plate 421 is disposed on the detecting frame 41, the bearing plate 421 has a vent hole 4211, and the vent hole 4211 is connected to a joint 4210 disposed on the bearing plate 421. In this embodiment, the number of the vent holes 4211 is three, and the three vent holes 4211 correspond to an oxygen inlet, a hydrogen inlet, and a water outlet of the bipolar plate, respectively. The first sealing member 422 is disposed on the bearing plate 421, the first sealing member 422 is a sealing gasket, the first sealing member 422 has a gas passing hole 4221, and the gas passing hole 4221 is communicated with the vent hole 4211. Further, the pressing assembly 43 includes a pressing driving member 431, a pressing plate 432 and a second sealing member (not shown). The push-down driver 431 is disposed on the inspection frame 41, and the push-down driver 431 is an electric cylinder. The second sealing member is disposed on the lower pressure plate 432, and the second sealing member is a sealing gasket.

During specific application, the material moving mechanism 3 places an undetected product on the bearing plate 421, one surface of the product abuts against the first sealing element 422, then the driving element 431 is pressed downwards to generate driving force to drive the lower pressing plate 432 to move towards the direction of the bearing plate 421, so that one surface of the product is sealed with the first sealing element 422, at this time, an oxygen inlet, a hydrogen inlet and a water outlet of the bipolar plate are respectively communicated with the three vent holes 4211, then, a joint 4210 connected with the vent holes 4211 is controlled to be introduced with detection gas, whether gas cross connection exists among a water channel, a hydrogen channel and an oxygen channel of the bipolar plate is detected, if the leakage amount of a pipeline is less than or equal to 0.1sccm (steady cubic center) or not, the product is qualified, otherwise, the product is unqualified, preferably, the detection gas is nitrogen, the chemical property of the nitrogen is stable, the chemical reaction with other substances is not easy, and the.

Preferably, the bearing plate 421 has two positioning columns 4212, and the product has a positioning hole matching with the positioning column 4212 in shape, in this embodiment, the number of the positioning columns 4212 is two, the two positioning columns 4212 are arranged diagonally, and when the material moving mechanism 3 places the product in the bearing plate 421, the positioning columns 4212 are inserted into the positioning hole, so as to position the product.

Preferably, the pressing assembly 43 further includes a guiding pillar 434, the guiding pillar 434 penetrates through a guiding sleeve 435 disposed on the detecting frame 41, and one end of the guiding pillar 434 is connected to the pressing plate 432. The in-process is pushed down to holding down plate 432, and guide post 434 plays the guide effect, guarantees the accurate butt of another side of second sealing member and product, avoids taking place to leak among the testing process, influences the testing result.

Preferably, the detection mechanism 4 further includes a pressure detection member 44, the pressure detection member 44 is disposed on the lower pressure plate 432, and specifically, the pressure detection member 44 is a pressure sensor. When the pressing driving member 431 drives the pressing plate 432 to press downwards, the pressure detecting member 44 detects the pressing force, when the pressure value reaches a preset value or is within a preset range, the pressure detecting member 44 sends a signal to the control system of the air tightness detecting device, and the control system of the air tightness detecting device controls the pressing assembly 43 to stop pressing downwards, so that the influence of overlarge pressure on the product can be prevented.

When the automatic air tightness detection device is applied, the conveying mechanism 2, the material moving mechanism 3 and the detection mechanism 4 are all electrically connected with a control system of the air tightness detection device, and the control system of the air tightness detection device controls the conveying mechanism 2, the material moving mechanism 3 and the detection mechanism 4 to move so as to achieve the effect of automatic control of the air tightness detection device. Of course, the control system of the air tightness detection device may be any one of an industrial personal computer, a PLC or a single chip microcomputer, and will not be described herein again.

To sum up, in the utility model discloses in one or more embodiments, the utility model discloses an air tightness detection device passes through transport mechanism, moves material mechanism and detection mechanism and mutually supports, realizes that the product conveys automatically, moves material and automated inspection in turn, improves production detection efficiency, simultaneously, reduces artifical the input, has improved detection safety and reliability.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made by the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a move material mechanism which characterized in that includes: a material moving rack (31), a switching piece (32), a lifting piece (33) and a suction piece (34); the switching piece (32) is arranged on the material moving frame (31); the lifting piece (33) is connected with the output end of the switching piece (32); the suction piece (34) is connected with the output end of the lifting piece (33).

2. The transfer mechanism according to claim 1, characterized in that the transfer mechanism (3) further comprises a telescopic member (36); the telescopic piece (36) is connected with the output end of the lifting piece (33); the suction piece (34) is connected with the output end of the telescopic piece (36).

3. The transfer mechanism according to claim 1 or 2, characterized in that the transfer mechanism (3) further comprises a position adjusting member (35); the position adjusting piece (35) is arranged on the material moving frame (31), and the output end of the position adjusting piece is connected with a rack (14) on the support frame (1).

4. An airtightness detection apparatus, comprising:

the conveying mechanism (2), the said conveying mechanism (2) conveys the tool bearing the products;

the material moving mechanism (3) as claimed in any one of claims 1 to 3, wherein the material moving mechanism (3) is arranged on a support frame (1) which spans the conveying mechanism (2) and is positioned on a conveying path of the conveying mechanism (2); and

a detection mechanism (4), wherein the detection mechanism (4) is arranged on a conveying path of the conveying mechanism (2);

the material moving mechanism (3) moves the product conveyed by the conveying mechanism (2) to a station of the detection mechanism (4); the detection mechanism (4) detects the air tightness of the product.

5. The tightness detection device according to claim 4, characterized in that said detection mechanism (4) comprises a detection frame (41), a bearing assembly (42) and a pressing assembly (43); the bearing assembly (42) and the pressing assembly (43) are arranged on the detection frame (41) in an opposite mode.

6. The tightness detection device according to claim 5, wherein said bearing assembly (42) comprises a bearing plate (421) and a first seal (422); the bearing plate (421) is arranged on the detection frame (41); the first sealing member (422) is disposed on the bearing plate (421).

7. The tightness detection device according to claim 6, characterized in that said pressing assembly (43) comprises a pressing drive (431), a pressing plate (432) and a second seal; the downward pressing driving piece (431) is arranged on the detection frame (41); the lower pressure plate (432) is connected with the output end of the lower pressure driving piece (431); the second seal is disposed on the lower platen (432).

8. The air tightness detecting device according to claim 7, wherein the bearing plate (421) and the lower pressure plate (432) are provided with vent holes (4211), the first sealing member (422) and the second sealing member are provided with air passing holes (4221), and the air passing holes (4221) are communicated with the vent holes (4211).

9. The tightness detection device according to claim 8, characterized in that said detection means (4) further comprise a pressure detection member (44); the pressure detection member (44) is provided to the lower platen (432).

10. The tightness detection device according to claim 4, characterized in that said transfer mechanism (2) comprises a transfer rack (21), a transfer line (22) and a transfer drive (23); the conveying frame (21) is arranged on the supporting frame (1); the conveying line (22) is arranged on the conveying frame (21); the transmission driving piece (23) is arranged on the transmission frame (21), and the output end of the transmission driving piece is connected with the transmission line (22).