CN209936413U

CN209936413U - Vacuum clamp suitable for assembling multi-size thin sheet workpieces of galvanic pile

Info

Publication number: CN209936413U
Application number: CN201821942415.0U
Authority: CN
Inventors: 杨煜俊; 李卓雄; 江浩; 曾云; 杜海涛
Original assignee: TROOWIN POWER SYSTEM TECHNOLOGY Co Ltd; Great Wheel (guangzhou) Robot And Intelligent Manufacturing Co Ltd
Current assignee: TROOWIN POWER SYSTEM TECHNOLOGY Co Ltd; Great Wheel (guangzhou) Robot And Intelligent Manufacturing Co Ltd
Priority date: 2018-11-23
Filing date: 2018-11-23
Publication date: 2020-01-14
Anticipated expiration: 2028-11-23

Abstract

The utility model relates to an anchor clamps technical field, more specifically relates to a vacuum jig suitable for many sizes thin slice work pieces of pile assembly. A vacuum clamp suitable for assembling a multi-size sheet workpiece of a galvanic pile comprises a sucker main body, adsorption silica gel arranged on the lower end face of the sucker main body and a sucker seat arranged on the sucker main body; a plurality of channels which are not communicated with each other are arranged in the sucker main body; a plurality of through hole structures communicated with the opening at one end of the channel are arranged on the adsorption silica gel; and the sucker main body is provided with a quick connector group communicated with the opening at the other end of the channel. The utility model discloses simple structure can be at the material stack of the compatible many specifications of pile production material stack in-process, has avoided anchor clamps to change the problem that leads to the production to break off, has improved production efficiency and production quality.

Description

Vacuum clamp suitable for assembling multi-size thin sheet workpieces of galvanic pile

Technical Field

The utility model relates to an anchor clamps technical field, more specifically relates to a vacuum jig suitable for many sizes thin slice work pieces of pile assembly.

Background

During assembly of a fuel cell stack, it is often necessary to align Membrane Electrode Assemblies (MEAs), seals, bipolar plates, and end plates within the stack using a positioning device, without relative displacement, to provide a relatively smooth common channel for reactant gas or coolant flow and distribution. When the galvanic pile is assembled, all parts are easy to be dislocated, so that the sealing is not tight, the phenomenon of gas leakage and air leakage of the galvanic pile occurs, the distribution of reaction gas and cooling medium in the galvanic pile is not even, and the galvanic pile cannot work normally. Therefore, the quality of the fuel cell stack and the assembly precision in the stack assembly link directly influence the performance of the stack. The production process of the fuel cell stack used at present usually adopts manual work to stack the stack layer by layer through a specific jig, even foreign advanced stack manufacturers can only adopt an automated production form to improve the production process in a certain material circulating stacking unit of the stack, and the assembly precision is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a vacuum jig suitable for the assembly of many sizes thin slice work pieces of pile.

In order to solve the technical problem, the utility model discloses a technical scheme is: a vacuum clamp suitable for assembling a multi-size sheet workpiece of a galvanic pile comprises a sucker main body, adsorption silica gel arranged on the lower end face of the sucker main body and a sucker seat arranged on the sucker main body; a plurality of channels which are not communicated with each other are arranged in the sucker main body; a plurality of through hole structures communicated with the opening at one end of the channel are arranged on the adsorption silica gel; and the sucker main body is provided with a quick connector group communicated with the opening at the other end of the channel.

In the technical scheme, a plurality of channels which are not communicated with each other are arranged in the sucker main body, an opening at one end of each channel is communicated with a through hole structure for adsorbing silica gel, an opening at the other end of each channel is communicated with a quick connector group, and the quick connectors can be used for connecting an air suction pump, so that a plurality of groups of sucker structures which have different specifications and operate independently are formed, the vacuum sucker can be flexibly switched into suckers for sucking different sucking areas according to different sucking objects, and the sucker is applied to pile materials with different sizes, different materials and different sucking areas; the operation of replacing the clamps with different specifications in the use process is avoided, and the manufacturing cost of the workpiece is greatly reduced; meanwhile, because no clamp is replaced, errors are reduced, and the assembly precision and quality of the product are improved.

Preferably, the plurality of sets of channels include a first channel, a second channel, and a third channel. In this technical scheme, the passageway is provided with three groups, can realize that the different sucking object is flexible to be switched into and to absorb the different sucking discs in various absorption regions.

Preferably, the first channel comprises two groups of first array holes arranged on the lower end surface of the suction cup main body, a first air outlet hole arranged on the upper end surface of the suction cup main body, and a plurality of first pipelines communicating the first array holes with the first air outlet hole; the second channel comprises two groups of second array holes arranged on the lower end surface of the sucker main body, a second air outlet hole arranged on the upper end surface of the sucker main body and a plurality of second pipelines communicated with the second array holes and the second air outlet hole; the third channel comprises two groups of third array holes arranged on the lower end face of the sucker main body, a third air outlet hole arranged on the upper end face of the sucker main body and a plurality of third pipelines communicated with the third array holes and the third air outlet hole. In this technical scheme, the setting of two sets of first array holes can be linked together with the through-hole structure on the adsorption silica gel, and the in-process of the aspirator pump work of being convenient for, the air of first array through-hole is taken out, makes the adsorption silica gel firmly inhale the work piece tightly. The two groups of second array holes can be communicated with the through hole structures on the adsorption silica gel, so that in the working process of the suction pump, air in the second array holes is pumped out, and the adsorption silica gel firmly sucks the workpiece tightly. The two groups of third array holes can be communicated with the through hole structures on the adsorption silica gel, so that in the working process of the suction pump, air in the third array holes is pumped out, and the adsorption silica gel firmly sucks the workpiece tightly.

Preferably, the two groups of first array holes are arranged on the two transverse sides of the lower end surface of the sucker main body in a centrosymmetric manner; the two groups of second array holes are symmetrically arranged in the middle of the lower end face of the sucker main body; and the two groups of third array holes are symmetrically arranged at the longitudinal two sides of the lower end surface of the sucker main body. In the technical scheme, the first array holes are arranged on the lower end face of the sucker main body in a centrosymmetric mode, the second array holes are arranged on the lower end face of the sucker main body in a symmetric mode, the third array holes are arranged on the lower end face of the sucker main body in a symmetric mode, so that the stability of the vacuum clamp in the process of tightly sucking workpieces can be guaranteed, and the phenomenon that the workpieces are damaged due to the fact that the workpieces are stressed unevenly in the process of tightly sucking the workpieces is avoided.

Preferably, the through hole structure comprises a first array of through holes matched and communicated with the first array of holes, a second array of through holes matched and communicated with the second array of holes, and a second array of through holes matched and communicated with the second array of holes. In this technical scheme, first array through-hole and first array hole phase-match intercommunication, second array through-hole and second array hole phase-match intercommunication, third array through-hole and third array hole phase-match intercommunication set up like this and make the stability of absorption silica gel in the tight work piece in-process of inhaling, have avoided inhaling tight work piece in-process work piece atress inhomogeneous and arouse the work piece phenomenon of damaging simultaneously.

Preferably, the middle part of the adsorption silica gel is provided with a star-shaped concave area, and the concave area is connected with the second channel through a second array through hole. In the technical scheme, the arrangement of the star-shaped concave regions avoids large-area concave adsorption of silica gel, and can effectively control the impact force of gas, so that the gas pressure is uniformly applied to a thin workpiece, and the phenomenon that the vacuum state is damaged by the wrinkles of the workpiece is avoided.

Preferably, the quick joint set comprises a first pipe joint communicated with the first air outlet hole, a second pipe joint communicated with the second air outlet hole and a third pipe joint communicated with the third air outlet hole. One end of the first pipe joint is connected with the first air outlet, and the other end of the first pipe joint is used for connecting the air suction pump to work; one end of the second pipe joint is connected with the second air outlet, the other end of the second pipe joint is used for being connected with the air suction pump to work, one end of the third pipe joint is connected with the third air outlet, and the other end of the third pipe joint is used for being connected with the air suction pump to work.

Preferably, both ends of the sucker main body are provided with oilless bushings used for ensuring the material taking or assembling and positioning accuracy of the vacuum clamp. In this technical scheme, the setting of oil free bush can be used for with the material dish on the locating pin and pile the locating pin of station and match, guaranteed the positioning accuracy of vacuum jig when getting the material and assembling, improved the machining precision, guaranteed product quality.

Preferably, the sucking disc seat bilateral symmetry is provided with the sucking disc mount, be provided with the spring sucking disc structure that is used for the buffering on the sucking disc mount. In this technical scheme, the setting of spring chuck structure can play the cushioning effect at the in-process that absorbs the work piece.

Preferably, the sucking disc main part is provided with a first through hole structure which is penetrated by the spring sucking disc structure, and the adsorption silica gel is provided with a second through hole structure communicated with the spring sucking disc structure. In this technical scheme, the setting of first through-hole structure is convenient for the spring chuck structure to wear to establish and is passed, and the setting of second through-hole structure is in order to be linked together with the spring chuck structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a vacuum clamp suitable for the assembly of many sizes thin slice work pieces of pile, the sunken area that is provided with first array through-hole, second array through-hole, third array through-hole and star type distribution on the adsorption silica gel has avoided the large tracts of land of adsorption silica gel to cave in, can control the impact force of gas effectively, thus act on the slim work piece with atmospheric pressure evenly, avoid the work piece fold to destroy the vacuum; the utility model has the characteristics of compact structure, positioning accuracy is high, adsorption affinity is strong, and is with low costs, can show improvement production efficiency and product quality.

Drawings

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

FIG. 2 is a top view of the suction cup body of the present invention;

fig. 3 is a bottom view of the main body of the suction cup of the present invention;

FIG. 4 is a schematic structural view of the adsorption silica gel of the present invention;

FIG. 5 is a front view of the main body of the sucking disc of the present invention;

fig. 6 is a left side view of the main body of the suction cup of the present invention;

fig. 7 is a right side view of the main body of the suction cup of the present invention;

fig. 8 is a rear view of the suction cup main body of the present invention.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Examples

Fig. 1 to 4 show a first embodiment of a vacuum clamp suitable for assembling a multi-size sheet of a pile according to the present invention, which is a vacuum clamp suitable for assembling a multi-size sheet workpiece of a pile, the vacuum clamp includes a suction cup main body 1, an adsorption silica gel 2 disposed on a lower end surface of the suction cup main body 1, and a suction cup seat 3 disposed on the suction cup main body 1; a plurality of channels which are not communicated with each other are arranged in the sucker main body 1; a plurality of through hole structures communicated with an opening at one end of the channel are arranged on the adsorption silica gel 2; the sucker body 1 is provided with a quick connector group communicated with the opening at the other end of the channel.

The multiple groups of channels comprise a first channel, a second channel and a third channel. The first channel comprises two groups of first array holes 1001 arranged on the lower end surface of the sucker main body 1, a first air outlet hole 101 arranged on the upper end surface of the sucker main body 1 and a plurality of first pipelines communicated with the first array holes 1001 and the first air outlet hole 101; the second channel comprises two groups of second array holes 2001 arranged on the lower end surface of the sucker main body 1, a second air outlet hole 201 arranged on the upper end surface of the sucker main body 1 and a plurality of second pipelines communicating the second array holes 2001 with the second air outlet hole 201; the third channel comprises two groups of third array holes 3001 arranged on the lower end face of the suction cup main body 1, a third air outlet hole 301 arranged on the upper end face of the suction cup main body 1 and a plurality of third pipelines communicated with the third array holes 3001 and the third air outlet hole 301.

In addition, the two groups of first array holes 1001 are arranged on the two transverse sides of the lower end surface of the sucker main body 1 in a centrosymmetric manner; the two groups of second array holes 2001 are symmetrically arranged in the middle of the lower end face of the sucker main body 1; two groups of third array holes 3001 are symmetrically arranged at two longitudinal sides of the lower end surface of the sucker main body 1.

The through hole structure comprises a first array of through holes 801 matched with and communicated with the first array of holes 1001, a second array of through holes 806 matched with and communicated with the second array of holes 2001, and a third array of through holes 803 matched with and communicated with the third array of holes 3001.

In addition, the middle part of the adsorption silica gel 2 is provided with a star-shaped concave area 805, and the concave area 805 is connected with the second channel through the second array through hole 806.

The quick joint group comprises a first pipe joint 6 communicated with the first air outlet hole 101, a second pipe joint 7 communicated with the second air outlet hole 201 and a third pipe joint 8 communicated with the third air outlet hole 301.

In addition, both ends of the suction cup main body 1 are provided with oilless bushes 10 for ensuring the material taking or positioning accuracy of the vacuum clamp.

Wherein, the sucking disc mount 5 is provided with to 3 bilateral symmetry of sucking disc seat, is provided with the spring sucker structure 4 that is used for the buffering on the sucking disc mount 5. The sucking disc owner is provided with the first through-hole structure 11 that the spring sucker structure 4 wore through and passed on 1, is provided with the second through-hole structure 12 that is linked together with spring sucker structure 4 on the absorption silica gel 2.

Fig. 5 to 8 are schematic structural diagrams of the structures of the first channel, the second channel and the third channel of the present invention, in which the first air outlet 101 of the first channel is communicated with the first array holes 1001 through the

holes

11, 12, 13, 14 and 15 to form a plurality of first pipelines; the second outlet holes 102 of the second channel are communicated with the second array holes 2001 through holes 21 to form a plurality of second pipelines; the third outlet holes 103 of the third-way channels communicate with the third array of holes 3001 through

holes

31, 32 and 33 and form a plurality of third channels. The holes on the suction cup are all non-through holes, and the

holes

11, 12, 13, 14, 15, 21, 31, 32 and 33 are sealed by a method of welding blocking after drilling, so that three sealing loops which are not communicated with each other are formed inside the suction cup main body 1.

The specific implementation principle is as follows: the first pipe joint 6, the second pipe joint 7 and the third pipe joint 8 are respectively connected with different air suction pumps; the air suction pump, the first channel and the first array through hole 801 form a working passage; the getter pump, the second channel and the second array of through holes 806 form a working channel; the getter pump, the third channel and the third array through hole 803 form a working channel; and the three working paths operate independently. The first array through hole 801, the second array through hole 806 and the third array through hole 803 on the adsorption silica gel 2 are distributed at different positions on the adsorption silica gel 2, and the first array through hole 801, the second array through hole 806 and the third array through hole 803 all operate independently without mutual interference; the electric pile sheets with different specifications and sizes can be placed at different positions of the first array through hole 801, the second array through hole 806 and the third array through hole 803 on the lower end face of the adsorption silica gel 2, and the first array through hole 801, the second array through hole 806 and the third array through hole 802 are utilized to generate adsorption action on the electric pile sheets with different specifications and sizes, so that the electric pile sheets with different specifications and sizes can be stacked under the condition that the clamp is not replaced.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a vacuum jig suitable for many sizes of pile thin slice work piece assembly which characterized in that: the vacuum clamp comprises a sucker main body (1), adsorption silica gel (2) arranged on the lower end face of the sucker main body (1) and a sucker seat (3) arranged on the sucker main body (1); a plurality of channels which are not communicated with each other are arranged in the sucker main body (1); a plurality of through hole structures communicated with an opening at one end of the channel are arranged on the adsorption silica gel (2); and the sucker main body (1) is provided with a quick connector group communicated with the opening at the other end of the channel.

2. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile as claimed in claim 1, is characterized in that: the multiple groups of channels comprise a first channel of channel, a second channel of channel and a third channel of channel.

3. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile is characterized in that: the first channel comprises two groups of first array holes (1001) arranged on the lower end face of the sucker main body (1), a first air outlet hole (101) arranged on the upper end face of the sucker main body (1) and a plurality of first pipelines communicated with the first array holes (1001) and the first air outlet hole (101);

the second channel comprises two groups of second array holes (2001) arranged on the lower end face of the sucker main body (1), a second air outlet hole (201) arranged on the upper end face of the sucker main body (1) and a plurality of second pipelines communicating the second array holes (2001) with the second air outlet hole (201);

third three routes passageway is including locating two sets of third array holes (3001) of sucking disc main part (1) lower terminal surface, locating third venthole (301) and the intercommunication of sucking disc main part (1) up end third array hole (3001) with many third pipelines of third venthole (301).

4. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile is characterized in that: the two groups of first array holes (1001) are arranged on the two transverse sides of the lower end surface of the sucker main body (1) in a centrosymmetric manner; the two groups of second array holes (2001) are symmetrically arranged in the middle of the lower end face of the sucker main body (1); two groups of third array holes (3001) are symmetrically arranged at the longitudinal two sides of the lower end surface of the sucker main body (1).

5. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile is characterized in that: the through hole structure comprises a first array of through holes (801) matched with and communicated with the first array of holes (1001), a second array of through holes (806) matched with and communicated with the second array of holes (2001), and a third array of through holes (803) matched with and communicated with the third array of holes (3001).

6. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile is characterized in that: the middle part of the adsorption silica gel (2) is provided with a star-shaped concave area (805), and the concave area (805) is connected with the second channel through a second array through hole (806).

7. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile according to any one of claims 3 to 6, is characterized in that: the quick joint set comprises a first pipe joint (6) communicated with the first air outlet hole (101), a second pipe joint (7) communicated with the second air outlet hole (201), and a third pipe joint (8) communicated with the third air outlet hole (301).

8. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile as claimed in claim 6, wherein: the two ends of the sucker main body (1) are provided with oil-free bushings (10) used for ensuring the material taking or assembling and positioning accuracy of the vacuum clamp.

9. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile as claimed in claim 7, wherein: sucking disc mount (5) are provided with to sucking disc seat (3) bilateral symmetry, be provided with spring sucking disc structure (4) that are used for the buffering on sucking disc mount (5).

10. The vacuum clamp suitable for assembling the multi-size thin sheet workpiece of the electric pile as claimed in claim 9, wherein: the novel sucker is characterized in that a first through hole structure (11) is arranged on the sucker main body (1) in a penetrating mode, and a second through hole structure (12) communicated with the spring sucker structure (4) is arranged on the adsorption silica gel (2).