CN219761481U

CN219761481U - Positioning device for filter screen etching

Info

Publication number: CN219761481U
Application number: CN202321155618.6U
Authority: CN
Inventors: 陈富强; 陈发强
Original assignee: Ji'an Specialty Technology Co ltd
Current assignee: Ji'an Specialty Technology Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2023-09-26
Anticipated expiration: 2033-05-15

Abstract

The utility model relates to a positioning device for etching filter screen, which comprises a positioner positioned on a filter screen etching machine object stage, wherein the positioner is mainly divided into a fixing plate and two limiting plates, the fixing plate is arranged in a T shape, a rectangular groove is formed in the middle position of the top side of the fixing plate, a clamping assembly is arranged in the limiting plate, the clamping assembly is used for clamping and positioning the side edge of a filter screen raw material, and a positioning assembly is arranged in the fixing plate. The utility model relates to the technical field of positioning devices. When the dry etching operation of the filter screen raw material is performed by using the filter screen etching machine, the clamping and positioning of the two sides of the filter screen raw material can be finished by the softer contact objects through the limiting plate, the positioning component and the clamping component, the raw material is automatically straightened, and the clamping objects of the filter screen raw material are softer and cannot deform in the part of the raw material.

Description

Positioning device for filter screen etching

Technical Field

The utility model relates to the technical field of positioning devices, in particular to a positioning device for etching a filter screen.

Background

Etching is a technique of removing a material by using a chemical reaction or physical impact, and the etching technique can be divided into two types, namely wet etching and dry etching, wherein the dry etching is mainly performed by bombarding the surface of a semi-finished product material with argon gas, and the purpose of etching is achieved by collision between particles.

When carrying out dry etching of filter screen piece, carry out the centre gripping of raw materials through the clamp splice of foil both sides generally, because foil is thinner make raw materials intensity low and take place deformation easily, traditional anchor clamps often need the operator to carry out the interval adjustment between the clamp splice of both sides after carrying out foil's centre gripping location, just can straighten foil, and the clamp splice is because clamp splice hardness is too big when centre gripping foil simultaneously, and the clamp splice is often great to foil's clamping force to the production certain deformation of foil outside part position easily leads to.

Disclosure of Invention

In view of the shortcomings of the prior art, it is an object of the present utility model to provide a positioning device for etching filter screen, so as to solve the problems set forth in the background art.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a filter screen is positioner for etching, includes the locator that is located filter screen etching machine objective table, the locator mainly divide into two parts of fixed plate and two limiting plates that the shape set up for the T font, rectangular channel has been seted up to the intermediate position department of fixed plate top side, be equipped with the clamping assembly in the limiting plate, and the clamping assembly carries out the centre gripping location of filter screen raw materials side, be equipped with the positioning subassembly in the fixed plate, and the positioning subassembly carries out the position adjustment of limiting plate.

The present utility model may be further configured in a preferred example to: the positioning assembly comprises a plurality of air pumps, two mounting grooves are formed in the bottom side of the fixing plate oppositely, and the air pumps are divided into two groups and fixedly arranged in the two mounting grooves at equal intervals through bolts.

Through adopting above-mentioned technical scheme, carry out the storage protection of air pump through the mounting groove, avoid air pump and external object contact collision for the setting of air pump can not influence the installation of fixed plate, and the opening of mounting groove has great maintenance of having made things convenient for the air pump.

The present utility model may be further configured in a preferred example to: two sliding grooves with the T-shaped shape are formed in the inner wall of the rectangular groove relatively, the exhaust port of the air pump is inserted into the corresponding sliding groove and fixedly connected with the fixing plate, one end of the limiting plate is inserted into the corresponding sliding groove and fixedly provided with the pushing plate, the peripheral wall of the pushing plate is in interference fit with the inner wall of the corresponding sliding groove, the peripheral side of the pushing plate is provided with the sealing ring, the position of the side wall of the fixing plate corresponding to the sliding groove is relatively fixedly provided with a plurality of first pressure limiting valves in a penetrating mode, and one end of each first pressure limiting valve located in the fixing plate is inserted into the corresponding sliding groove.

Through adopting above-mentioned technical scheme, through the mutually supporting of first pressure limiting valve, push pedal and sealing ring, maintain the spout internal pressure state for the limiting plate is in comparatively stable state to the pulling force of filter screen piece raw materials, prevents that the elastic plate from making filter screen piece raw materials by the holding vessel slipping out to filter screen piece raw materials pulling force excessively.

The present utility model may be further configured in a preferred example to: the clamping assembly comprises four soft capsules, the other end of the limiting plate is provided with a storage groove, the four soft capsules are divided into two groups and are fixedly arranged in the two storage grooves, a plurality of second pressure limiting valves are fixedly arranged on the side wall of the limiting plate in a penetrating mode in a relatively fixed mode, and one end of each second pressure limiting valve located in the corresponding limiting plate is inserted into the corresponding soft capsule and fixedly connected with the corresponding soft capsule.

Through adopting above-mentioned technical scheme, increase the frictional force between filter screen piece raw materials and the bin through soft bag inflation, carry out the higher limiting plate contact of filter screen piece raw materials hardness simultaneously, prevent that the higher limiting plate of hardness from contacting fish tail filter screen piece raw materials with the filter screen piece raw materials.

The present utility model may be further configured in a preferred example to: the soft air pump is characterized in that a plurality of soft pipes are arranged in the sliding groove, the air inlet ends of the soft pipes are inserted into the corresponding mounting grooves and are communicated with the air outlet ends of the corresponding air pump, the two air outlet ends of the soft pipes extend into the two soft bags respectively, and the soft pipes penetrate through the corresponding push plates and are fixedly connected with the corresponding push plates, the corresponding limiting plates and the bag walls of the corresponding soft bags.

Through adopting above-mentioned technical scheme, still keep the intercommunication of air pump and soft bag when making limiting plate flexible slip in the spout through the deformation of soft pipe, make things convenient for the air pump to carry out the regulation and control of soft bag atmospheric pressure.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. when the filter screen etching machine is used for dry etching operation of the filter screen raw material, the clamping and positioning of the two sides of the filter screen raw material can be finished by softer contact objects through the limiting plate, the positioning component and the clamping component, the raw material is automatically straightened, and the clamping objects of the filter screen raw material are softer and cannot deform in the part of the raw material;

2. through the mutually supporting of first pressure limiting valve, push pedal and sealing ring, maintain spout internal pressure state for the limiting plate is in comparatively stable state to the pulling force of filter screen piece raw materials, prevents that the elastic plate from making the filter screen piece raw materials by the holding vessel internal slipping out to the too big filter screen piece raw materials pulling force.

Drawings

FIG. 1 is a schematic view of the overall structure of the present embodiment;

fig. 2 is an enlarged schematic view of the structure at a in fig. 1 of the present embodiment;

FIG. 3 is a schematic view showing the internal structure of a part of the fixing plate of the present embodiment;

fig. 4 is an enlarged schematic view of the structure at B in fig. 3 of the present embodiment.

In the figure, 1, a positioner; 2. a fixing plate; 3. a limiting plate; 4. a positioning component; 41. a mounting groove; 42. an air pump; 43. a chute; 44. a push plate; 45. a seal ring; 46. a first pressure limiting valve; 5. a clamping assembly; 51. a storage tank; 52. a soft capsule; 53. a second pressure limiting valve; 54. a flexible tube; 6. rectangular grooves.

Description of the embodiments

The present utility model will be described in further detail with reference to the accompanying drawings.

Examples

Referring to fig. 1-4, the utility model discloses a positioning device for etching filter screen, which comprises a positioner 1 positioned on an objective table of a filter screen etching machine, wherein the positioner 1 is mainly divided into a fixing plate 2 and two limiting plates 3 which are arranged in a T shape, a plurality of mounting holes are formed on two side edges of the fixing plate 2, the fixing plate 2 is fixedly arranged on the objective table of the filter screen etching machine through bolts, a rectangular groove 6 is formed in the middle position of the top side of the fixing plate 2, a clamping component 5 is arranged in the limiting plates 3, and the clamping component 5 is used for clamping and positioning the side edges of filter screen raw materials. The positioning assembly 4 comprises a plurality of air pumps 42, two mounting grooves 41 are formed in the bottom side of the fixed plate 2 relatively, the air pumps 42 are divided into two groups and are fixedly arranged in the two mounting grooves 41 at equal intervals through bolts, two sliding grooves 43 which are arranged in a T shape are formed in the inner wall of the rectangular groove 6 relatively, connecting pipes are arranged at the air outlet of the air pumps 42 in a communicating mode, the connecting pipes are inserted into the corresponding sliding grooves 43 and fixedly connected with the fixed plate 2, one end of the limiting plate 3 is inserted into the corresponding sliding grooves 43 and fixedly provided with a push plate 44, the peripheral wall of the push plate 44 is in interference fit with the inner wall of the corresponding sliding groove 43, the peripheral side of the push plate 44 is provided with a sealing ring 45 for sealing a gap between the push plate 44 and the corresponding sliding groove 43, a plurality of first pressure limiting valves 46 are fixedly arranged in a relative mode at the position of the side wall of the fixed plate 2, and one end of each first pressure limiting valve 46 is positioned in the fixed plate 2 and inserted into the corresponding sliding groove 43. The air pump 42 is stored and protected through the mounting groove 41, the air pump 42 is prevented from being in contact with an external object, the air pump 42 is maintained and discharged in space, the pressure state in the sliding groove 43 is maintained through the mutual matching of the first pressure limiting valve 46, the push plate 44 and the sealing ring 45, and the pulling force of the limiting plate 3 on the filter screen raw material is in a relatively stable state.

The positioning component 4 is arranged in the fixed plate 2, and the positioning component 4 adjusts the position of the limiting plate 3. The clamping assembly 5 comprises four soft capsules 52, the soft capsules 52 are rubber capsules, the other end of the limiting plate 3 is provided with a storage groove 51, the four soft capsules 52 are divided into two groups which are fixedly arranged in the two storage grooves 51, a plurality of second pressure limiting valves 53 are fixedly arranged on the side walls of the limiting plate 3 in a penetrating manner, one end of each second pressure limiting valve 53 in the corresponding limiting plate 3 is inserted into the corresponding soft capsule 52 and fixedly connected with the corresponding soft capsule 52, a plurality of soft tubes 54 are arranged in the sliding groove 43, the air inlet ends of the soft tubes 54 are inserted into the corresponding mounting grooves 41 and are communicated with the air outlet ends of the corresponding air pumps 42, the two air outlet ends of the soft tubes 54 extend into the two soft capsules 52 respectively, and the soft tubes 54 penetrate through the corresponding push plates 44 and are fixedly connected with the corresponding push plates 44, the corresponding limiting plates 3 and the capsule walls of the corresponding soft capsules 52. The friction force between the filter screen raw material and the storage tank 51 is increased through the expansion of the soft bag 52, meanwhile, the limiting plate 3 with higher hardness of the filter screen raw material is contacted, and the air pump 42 is still communicated with the soft bag 52 when the limiting plate 3 stretches and slides in the sliding groove 43 through the deformation of the soft pipe 54.

The implementation principle of the embodiment is as follows: when dry etching operation of filter screen raw material is performed by using a filter screen etching machine, two sides of raw material are plugged into two mounting grooves 41, the sides of the two raw materials are inserted between soft bags 52, then an air pump 42 is started, air is sucked into a sliding groove 43, a negative pressure state is formed in the sliding groove 43 due to pressure between a push plate 44 and the inner wall of the sliding groove 43, a limit plate 3 is not pulled to retract into the sliding groove 43, the air pump 42 injects sucked air into a soft pipe 54, the sucked air is led into the soft bags 52 by the soft pipe 54, pressure in the soft bags 52 is further increased, the soft bags 52 are expanded to be tightly attached to the raw material due to pushing of the air in the soft bags 52, friction between the soft bags 52 and the raw material is greatly increased, air pressure in the soft bags 52 is increased along with injection of the air in the soft bags 52, after pressure in the soft bags 52 and external pressure difference reach a threshold value, the redundant gas in the soft bag 52 is discharged from the second pressure limiting valve 53, at this time, the pressure in the soft bag 52 is kept stable, the friction force between the soft bag 52 and the raw materials is maximized, thereby locking the two sides of the raw materials in the two storage tanks 51, simultaneously, the gas pressure in the sliding chute 43 gradually decreases along with the loss of the gas in the sliding chute 43, thereby gradually increasing the pulling force of the negative pressure in the sliding chute 43 on the push plate 44, after the two sides of the raw materials are locked, the pulling force exerted by the push plate 44 counteracts the friction force between the push plate 44 and the inner wall of the sliding chute 43, thereby enabling part of the limiting plates 3 to retract into the sliding chute 43, pulling the two sides of the raw materials towards the two sides of the limiting plates 3 which are retracted towards the sliding grooves 43 at both sides, thereby enabling the raw materials of the filter screen sheet to be straightened, after the raw materials are straightened, the limiting plates 3 can not continue to retract into the sliding chute 43 due to the friction force constraint between the raw materials and the soft bag 52, at this time, the pressure difference between the pressure in the chute 43 and the external pressure reaches a threshold value, and the external gas flows into the chute 43 from the first pressure limiting valve 46, so that the pressure in the chute 43 is kept relatively stable, the positioning of the filter screen plate is completed, and the filter screen plate etching machine can perform dry etching operation of the filter screen plate raw material;

after the dry etching of the filter screen material is completed, the air in the flexible bag 52 is sucked into the chute 43 by the air pump 42, the pressure in the flexible bag 52 is reduced, the flexible bag 52 contracts to release the clamping operation of the two sides of the material, at this time, the operator can detach the filter screen material, the air in the flexible bag 52 flows into the flexible bag 52 through the second pressure limiting valve 53 after the pressure difference between the flexible bag 52 and the outside reaches the threshold value along with the outflow of the air in the flexible bag 52, the pressure in the chute 43 is increased along with the inflow of the air, the limiting plate 3 retracted into the chute 43 is pushed out to reset the limiting plate 3, the redundant air in the chute 43 is discharged through the first pressure limiting valve 46 after the pressure difference between the chute 43 and the outside reaches the threshold value, and the clamping and positioning operation of the filter screen material can be continuously performed by repeating the operations.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. The utility model provides a positioner is used in filter screen etching, includes locator (1) that is located on filter screen etching machine objective table, its characterized in that: the utility model discloses a filter screen, including fixed plate (2) and two limiting plate (3), fixed plate (2) are located, fixed plate (2) top side's intermediate position department has seted up rectangular channel (6), be equipped with clamping assembly (5) in limiting plate (3), and clamping assembly (5) carry out the centre gripping location of filter screen raw materials side, be equipped with positioning assembly (4) in fixed plate (2), and positioning assembly (4) carry out the position adjustment of limiting plate (3).

2. A positioning device for etching a filter screen according to claim 1, wherein: the positioning assembly (4) comprises a plurality of air pumps (42), two mounting grooves (41) are formed in the bottom side of the fixing plate (2) oppositely, and the air pumps (42) are divided into two groups and are fixedly arranged in the two mounting grooves (41) at equal intervals through bolts.

3. A positioning device for etching a filter screen according to claim 2, wherein: two sliding grooves (43) with the T-shaped shape are formed in the inner wall of the rectangular groove (6) relatively, the exhaust port of the air pump (42) is inserted into the corresponding sliding groove (43) and is fixedly connected with the fixed plate (2), one end of the limiting plate (3) is inserted into the corresponding sliding groove (43) and is fixedly provided with the push plate (44), the peripheral wall of the push plate (44) is in interference fit with the inner wall of the corresponding sliding groove (43), the peripheral side of the push plate (44) is provided with the sealing ring (45), a plurality of first pressure limiting valves (46) are fixedly penetrated in the position corresponding to the sliding groove (43) on the side wall of the fixed plate (2) relatively, and one end of each first pressure limiting valve (46) located in the fixed plate (2) is inserted into the corresponding sliding groove (43).

4. A positioning device for etching a filter screen according to claim 3, wherein: the clamping assembly (5) comprises four soft capsules (52), the other end of the limiting plate (3) is provided with a storage groove (51), the four soft capsules (52) are divided into two groups which are relatively fixedly arranged in the two storage grooves (51), a plurality of second pressure limiting valves (53) are relatively fixedly arranged on the side wall of the limiting plate (3) in a penetrating mode, and one end of each second pressure limiting valve (53) located in the corresponding limiting plate (3) is inserted into the corresponding soft capsule (52) and fixedly connected with the corresponding soft capsule (52).

5. A positioning device for etching a filter screen according to claim 4, wherein: the air inlet ends of the soft pipes (54) are inserted into the corresponding mounting grooves (41) and are communicated with the air outlet ends of the corresponding air pumps (42), the two air outlet ends of the soft pipes (54) extend into the two soft bags (52) respectively, and the soft pipes (54) penetrate through the corresponding push plates (44) and are fixedly connected with the corresponding push plates (44), the corresponding limiting plates (3) and the bag walls of the corresponding soft bags (52).