CN221386965U - Non-spraying area shielding jig - Google Patents

Abstract

The utility model discloses a shielding jig for a non-spraying area, which comprises a plurality of groups of jig monomers; the fixture assembly is formed by detachably connecting the plurality of groups of fixture monomers and is used for jointly matching with a non-spraying area for shielding products, and the fixture assembly has the advantages that: the jig has the advantages that the combination quantity of the jig monomers can be adjusted, products with different sizes can be flexibly adapted, the universality is stronger, when the jig is damaged, the jig monomers can be replaced by single or a plurality of jig monomers, and the repair cost is low.

Description

Non-spraying area shielding jig

Technical Field

The utility model relates to the field of spraying equipment, in particular to a shielding jig for a non-spraying area.

Background

In the production process of the automobile power battery and the energy storage battery, powder-immersed copper-aluminum metal parts such as pole pieces, connecting pieces and the like at the output pole of a CCS automobile charging system are required to be subjected to spraying treatment, and special powder is sprayed on the surface of a specified product to form a coating on the surface of the product so as to achieve the purposes of insulation protection, antioxidation and the like, however, partial areas of the product need to be deliberately avoided in the spraying process due to the requirements of assembly, conductivity, paint saving, appearance requirements and the like, namely, non-spraying areas are formed on the surface of the product, so that a series of difficult problems are brought to accurate spraying.

In this regard, the common practice in industry is to wrap the non-spraying area of the product by using flexible shielding materials such as high-temperature adhesive tape, kraft paper, tinfoil paper and aluminum foil paper, so as to prevent the spraying materials from entering the non-spraying area, and then take down the flexible shielding materials after the spraying is finished.

In order to simplify the spraying protection and improve the spraying precision of products with corner structures, another method is gradually used in the industry, namely according to the corner structure corresponding to the products, a matching jig for auxiliary manufacturing is correspondingly arranged on a non-spraying area, the non-spraying area is shielded, the products and the jig are separated after the spraying is finished, and the jig is usually rigid and can be tightly matched with the non-spraying area of the products, so that the spraying error and deformation are reduced, and the spraying effect is improved.

However, the use of the above-mentioned matching jig to spray-protect the product also has some problems, for example, the jig is designed and manufactured for a specific product, when the products with the same structure and different sizes are required to be processed, a plurality of matching jigs with different sizes are required to be correspondingly designed and manufactured, and the jig needs to be manufactured again after being partially damaged, thereby greatly increasing the cost and complexity.

Disclosure of utility model

The utility model aims to provide a shielding jig for a non-spraying area, which can flexibly adapt to powder-immersed metal products with different sizes and has better universality.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

A non-spraying area shielding jig comprises a plurality of groups of jig monomers; the jig assembly is formed by detachably connecting the jig monomers in a plurality of groups and is used for jointly matching with a non-spraying area for shielding products.

Through above-mentioned technical scheme, during operation, the free combination quantity of accessible adjustment tool, the nimble not unidimensional product of adaptation, the commonality is stronger, and when the tool takes place to damage, replace single or several tool monomer can, repair with low costs.

Further, a first connection structure is formed on one side of the jig monomer, a second connection structure is formed on the other side of the jig monomer, and the first connection structure is used for detachably connecting the first connection structure, and the first connection structure is detachably connected with the second connection structure of another jig monomer, so that the plurality of jig monomers can be detachably connected to form a jig assembly.

Further, the fixture further comprises a connecting fixture, the connecting fixture penetrates through the plurality of groups of fixture monomers, and the connecting fixture is used for fixing the plurality of groups of fixture monomers through clamping, so that the plurality of groups of fixture monomers can be detachably connected to form a fixture assembly.

Further, the first connecting structure is a first chute arranged on the outer wall of one side of the jig unit, the second connecting structure is a first cutting arranged on the other side of the jig unit, and the first cutting can be connected with the first chute in an adaptive manner.

Further, the cross section of the first sliding groove and the first cutting is dovetail-shaped.

Further, a shoulder is formed on the inner wall of one end of the first sliding groove and is used for abutting against the first cutting.

Further, be provided with the connection through-hole on the tool monomer, connecting jig includes first splint and second splint, first splint one end is equipped with the reference column, the reference column wears to locate in the connection through-hole, the outer wall surface of reference column is provided with a plurality of second spouts, be provided with the second screw hole in the reference column, the one end of second splint is equipped with a plurality of second cutting for the adaptation grafting second spout, wear to be equipped with on the second splint but axial displacement's second screw post for threaded connection the second screw hole.

Further, the cross sections of the positioning columns and the connecting through holes are polygonal.

Further, one end of the threaded column, which is far away from the first clamping plate, is provided with a positioning knob for rotating the second threaded column.

Further, one end of the positioning knob, which is close to the threaded column, is provided with an elastic cushion layer, and the elastic cushion layer is sleeved at the root of the threaded column.

Drawings

FIG. 1 is a schematic structural view of a product to be sprayed;

fig. 2 is a schematic structural diagram of a first embodiment of the present disclosure;

Fig. 3 is a schematic diagram of a second embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a second embodiment of the disclosure;

fig. 5 is a schematic structural diagram of a second embodiment of the present disclosure;

Fig. 6 is a schematic diagram III of a second embodiment of the disclosure;

fig. 7 is a schematic structural diagram of a second embodiment of the present disclosure;

fig. 8 is a schematic diagram of a second embodiment of the present disclosure;

In the figure:

Reference numerals: 1. a product; 2. a non-spray zone; 3. a jig monomer; 31. a shielding part; 32. a first connection structure; 321. a first chute; 322. a shoulder; 33. a second connection structure; 331. a first slip; 35. a connecting through hole; 4. connecting a clamp; 41. a first clamping plate; 42. a second clamping plate; 43. positioning columns; 44. a second chute; 45. a threaded hole; 46. a second cutting; 47. a threaded column; 48. a positioning knob; 49. an elastic cushion layer.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The utility model is described in further detail below with reference to the accompanying drawings:

the specific implementation mode of the utility model is as follows:

Example 1

Referring to fig. 1-3, a shielding jig for a non-spraying area 2 comprises a plurality of groups of jig monomers 3, wherein each group of jig monomers 3 is provided with a shielding part 31 for adaptively shielding the non-spraying area 2 of a metal product 1, and the plurality of groups of jig monomers 3 are detachably connected to form a jig assembly to shield the non-spraying area 2 of the product 1 together. Because the whole tool is formed by the detachable combination of a plurality of groups of tool monomer 3, during operation, the whole shielding area of change tool can be adjusted to the combination quantity of tool monomer 3, and flexible adaptation not unidimensional product 1, and when the tool takes place to damage, replace single or several tool monomer 3 can, repair with low costs.

The detachable connection manner of the plurality of sets of jig units 3 in the present embodiment is specifically described below.

The jig monomers 3 are sheet-shaped plate bodies, one end of each group of jig monomers 3 is provided with a first connecting structure 32, the other end of each group of jig monomers 3 is provided with a corresponding second connecting structure 33, the first connecting structure 32 is used for being detachably connected, and the first connecting structure 32 and/or the second connecting structure 33 of the adjacent jig monomers 3 can be connected with the single jig monomer 3 through the first connecting structure 32 and/or the second connecting structure 33, so that a plurality of groups of jig monomers 3 can be detachably connected to form a jig assembly. Through the scheme, the first connecting structure 32 and the second connecting structure 33 are directly formed on the jig monomers 3, and the jig monomers 3 are connected with each other to form multi-point detachable connection, so that the structural strength of the formed jig assembly is higher.

In this embodiment, the jig 3 is also made of copper, aluminum, stainless steel, FR4, GPO-3, etc., and considering that the sprayed powder is easy to adhere to a high-temperature object, and GPO-3 is a particle composite board, easy to fall off powder, and has size deviation after multiple uses, so that the FR4 effect is optimal (FR 4 is a composite material commonly used in manufacturing electronic circuit boards (PCBs), and is composed of glass fiber cloth and epoxy resin, and has better flame retardance).

In this embodiment, the first connecting structure 32 is specifically a first sliding groove 321 disposed at one end of the jig monomer 3, the second connecting structure 33 is a first inserting strip 331 disposed at the other end of the jig monomer 3, and when in operation, the first inserting strips 331 and the first sliding grooves 321 of the adjacent jig monomers 3 are inserted into each other, so that a plurality of groups of jig monomers 3 form a jig assembly.

In order to improve the connection strength between the first sliding groove 321 and the first cutting 331, in this embodiment, the shapes of the first sliding groove 321 and the first cutting 331 are limited, the cross sections of the first sliding groove 321 and the first cutting 331 are dovetail-shaped, and the dovetail-shaped saw-tooth-shaped structure is utilized, so that the first sliding groove 321 can better disperse and transfer load when bearing external force, the risk of deformation and damage is reduced, the self-locking property is provided when the dovetail-shaped cross sections are spliced, the attached parts of the first sliding groove 321 and the second cutting 46 can be mutually meshed, the friction force and the contact area are enhanced, and the first sliding groove 321 and the first cutting 331 are effectively prevented from loosening each other.

For the connection precision of reinforcing first spout 321 and first cutting 331, make the tool assembly of constituteing can accurate adaptation laminating product 1's non-spraying district 2, in this embodiment, be formed with in the one end inner wall of first spout 321 and keep off shoulder 322 for at grafting in-process butt first cutting 331, make first cutting 331 can fix a position fast, also can carry out spacingly to the grafting degree of depth of first cutting 331 simultaneously, guarantee the uniformity that each group of tool monomer 3 is connected, improve connection precision.

In addition to the plugging manner formed by the first sliding groove 321 and the first cutting 331, the first connecting structure 32 and the second connecting structure 33 may also adopt other embodiments to form a detachable connection, such as a threaded connection, a snap connection, etc., so as to extend the extended embodiment, which will be appreciated by those skilled in the art, and will not be described herein.

In the above embodiment, the first connection structure 32 and the first connection structure 32 are formed on the jig single bodies 3, so that each group of jig single bodies 3 is endowed with independent detachable connection capability, and the universality of the composed jig assembly is greatly enhanced, but the connection is required to be detached for multiple times, the connection complexity is improved, and the jig single bodies 3 are easily damaged due to the multiple times of connection. On this basis, a second example of this embodiment is provided.

Example two

Referring to fig. 4-8, a shielding jig for a non-spraying area 2 includes a plurality of groups of jig monomers 3 in the form of sheet-shaped plates, and shielding portions 31 for adaptively shielding the non-spraying area 2 of a metal product 1 are disposed on the jig monomers 3, and the difference between the embodiment and the embodiment is that the shielding jig further includes a connecting fixture 4, and the plurality of groups of jig monomers 3 are clamped bi-directionally by the connecting fixture 4 to form a jig assembly.

The following describes the composition and connection mode of the jig unit 3 and the connection fixture 4.

The jig single body 3 is provided with a connecting through hole 35 for the connecting jig 4 to penetrate through and locate, the connecting jig 4 mainly comprises a first clamping plate 41 and a second clamping plate 42, the first clamping plate 41 is used for abutting against the first jig single body 3, the second clamping plate 42 is used for abutting against the last jig single body 3, one end of the first clamping plate 41, which is close to the second clamping plate 42, is provided with a locating column 43, the locating column 43 penetrates through the connecting through holes 35 of the plurality of groups of jig single bodies 3 far away from the second clamping plate 42, the outer wall surface of the locating column 43 is provided with a plurality of second sliding grooves 44, threaded holes 45 are formed in the inner part of the locating column 43, correspondingly, one end, which is close to the first clamping plate 41, of the second clamping plate 42 is provided with a plurality of second cutting 46, the plurality of second cutting 46 penetrates through the connecting through holes 35 of the plurality of groups of jig single bodies 3 far away from the first clamping plate 41, one end, which is then slidably adaptive to plug the plurality of second sliding grooves 44 of the locating column 43, in addition, the second clamping plate 42 is provided with threaded columns 47, and the threaded columns 47 are further penetrated through the threaded holes 45 of the threaded columns 43 on one end, which is far away from the second clamping plate 42, of the threaded columns 43 are connected.

During the use, locate in connecting through hole 35 in opposite directions by the reference column 43 of first splint 41 and the second cutting 46 of second splint 42, fix a position tool monomer 3, second cutting 46 grafting reference column 43 outer wall's second spout 44, realize the preliminary centre gripping of first splint 41 and second splint 42 to a plurality of tool monomer 3, finally realize the fixed to first splint 41, the screw hole 45 in reference column 43 is connected to the screw thread post 47 threaded connection of second splint 42, adopt the benefit of above-mentioned scheme lies in, the centre gripping distance of first splint 41 and second splint 42 is adjustable, can be according to the tool monomer 3 of different quantity of product 1 size centre gripping, guarantee the commonality of tool, simultaneously, after waiting the tool monomer 3 location to accomplish, only need single fixed connection anchor clamps 4 can accomplish the connection of tool monomer 3, the operation is more convenient, save a large amount of connecting time and be difficult for causing the damage of tool monomer 3.

In order to prevent the jig unit 3 from deflecting during the clamping process and improve the connection accuracy, in this embodiment, the cross sections of the positioning posts 43 and the connection through holes 35 are polygonal.

For the convenience screw thread post 47 of rotating, improve the connection compactness of screw thread post 47 and screw hole 45, be provided with positioning knob 48 in the one end that screw thread post 47 kept away from first plate body for screw thread post 47, in addition, positioning knob 48 is provided with elastic cushion 49 near the one end of screw thread post 47, elastic cushion 49 cover is established at the root of screw thread post 47, elastic cushion 49 is used for reducing the contact force between positioning knob 48 and tool monomer 3, when the degree of depth of increase screw thread post 47 screw in screw hole 45, avoid positioning knob 48 scratch tool monomer 3, elastic cushion 49 optional rubber material.

The above embodiments are merely illustrative embodiments of the present utility model, but the technical features of the present utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.

Claims (4)

1. A non-spraying area shields tool, its characterized in that:

Comprises a plurality of groups of jig monomers (3);

The jig assembly is formed by detachably connecting the jig monomers (3) in a plurality of groups and is used for being matched with a non-spraying area (2) of the shielding product (1); the fixture comprises a plurality of groups of fixture monomers (3), and is characterized by further comprising a connecting fixture (4), wherein the connecting fixture (4) is arranged in the plurality of groups of fixture monomers (3) in a penetrating manner, and the plurality of groups of fixture monomers (3) are clamped and fixed by the connecting fixture (4) so that the plurality of groups of fixture monomers (3) can be detachably connected to form a fixture assembly; be provided with on tool monomer (3) and connect through-hole (35), connecting jig (4) are including first splint (41) and second splint (42), first splint (41) one end is equipped with reference column (43), reference column (43) wear to locate in connecting through-hole (35), the outer wall surface of reference column (43) is provided with a plurality of second spouts (44), be formed with screw hole (45) in reference column (43), the one end of second splint (42) is equipped with a plurality of second cutting (46) for the adaptation grafting second spout (44), wear to be equipped with screw thread post (47) on second splint (42) for threaded connection screw hole (45).

2. The non-spray zone shielding jig of claim 1, wherein: the cross sections of the positioning column (43) and the connecting through hole (35) are polygonal.

3. The non-spray zone shielding jig of claim 1, wherein: one end of the threaded column (47) far away from the first clamping plate (41) is provided with a positioning knob (48) used for rotating the threaded column (47).

4. The non-spray zone shielding jig of claim 3, wherein: an elastic cushion layer (49) is arranged at one end, close to the threaded column (47), of the positioning knob (48), and the elastic cushion layer (49) is sleeved at the root of the threaded column (47).