CN215800011U

CN215800011U - Novel electroplating hook and hanger

Info

Publication number: CN215800011U
Application number: CN202122484394.0U
Authority: CN
Inventors: 徐友撑; 郑崇统; 方国军
Original assignee: Linhai Weixing Chemical Technology Co ltd
Current assignee: Linhai Weixing Chemical Technology Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-02-11
Anticipated expiration: 2031-10-15

Abstract

The utility model provides a novel electroplating hook and a hanger, which comprises a hook, wherein the hook is used for hanging a pipe fitting during electroplating, the hook comprises a hook part, the hook part comprises a fixed section, an arc-shaped section and an extension section, the fixed section, the arc-shaped section and the extension section are connected to form a hook-shaped structure, the depth of the hook part is recorded as S2, the width is recorded as S1, the height of the hook part is not less than 1.8S1 and not more than S2 and not more than 2.2S1, the height of the pipe fitting is recorded as h, the length of the extension section is recorded as L, the L is less than h, the inclination angle of the hook is recorded as alpha, and the alpha is not more than 20 degrees. According to the utility model, the pipe fitting is in a two-point supporting position when being hung by setting the relationship among a plurality of sizes, the top end of the extension section cannot extend out of the pipe fitting, the accumulation of plating solution at the top end of the extension section is avoided, meanwhile, the plating solution brought out when the pipe fitting is taken out after the electroplating is finished is reduced, and the surface quality of the plating layer is improved.

Description

Novel electroplating hook and hanger

Technical Field

The utility model relates to the technical field of electroplating hangers, in particular to a novel electroplating hook and a hanger.

Background

The electroplating hanger mainly plays a role in conducting, supporting and fixing parts in electroplating production, the hanger is connected with the electrodes, current is uniformly transmitted to the parts for electroplating, and the hook plays a role in conducting and is also used for hanging the parts.

At present, in a pipe fitting electroplating hanger, a hook is mainly in a slender structure, the structure of the hook part exposed outside after a metal pipe fitting is hung is long, the coating of the hook is easy to be too thick, the waste of the raw material of a plating solution is caused, and meanwhile, the service life of the hook is shortened due to multiple times of long-time deplating; in addition, the slender hook structure is easy to bend after being used for a plurality of times under the weight action of the pipe fitting, so that the service life of the hook is short; after electroplating, the contact part of the hook and the inner cavity of the pipe fitting, especially the front surface of the pipe fitting, has a hanger print, and the electroplating effect is not good; in the existing hanging tool, the hooks are arranged in a staggered manner from top to bottom, so that the automatic hanging of the pipe fittings is not facilitated, the production efficiency is influenced, and the production cost is increased; after the pipe is hung on and electroplated, the pipe is easy to store water when taken out, and is easy to take out electroplating liquid, so that the loss is large.

In view of this, the present application is specifically made.

SUMMERY OF THE UTILITY MODEL

The utility model solves the problems that when the metal pipe fitting is electroplated, electroplating solution accumulation, uneven electroplating and poor electroplating effect are easily generated by using the existing hanger hook.

The utility model discloses a novel electroplating hook which is used for hanging a pipe fitting during electroplating, and comprises a hook part, wherein the hook part comprises a fixed section, an arc-shaped section and an extension section, the fixed section, the arc-shaped section and the extension section are connected to form a hook-shaped structure, the depth of the hook part is recorded as S2, the width is recorded as S1, the length of the fixed section, the arc-shaped section and the extension section is more than or equal to S2 and less than or equal to 2.2S1, the height of the pipe fitting is recorded as h, the length of the extension section is recorded as L, the L is less than h, the inclination angle of the hook is recorded as alpha, and the alpha is less than or equal to 20 degrees.

The arrangement ensures that the inclination angle is larger in the extension process of the extension section, the adhesion between the inner surface of the pipe fitting and the extension section is avoided, the electroplating effect is improved, when the pipe fitting is hung on the hook part, the pipe fitting automatically inclines, a two-point supporting structure is formed between the extension section and the arc-shaped bottom of the arc-shaped section to support the pipe fitting, only two small points of the pipe fitting are in contact with the hook part, the surface quality formed by large-area contact in electroplating is avoided, the arrangement of 1.8S1 which is not less than S2 which is not more than 2.2S1 limits the pipe fitting to a certain degree, so that the pipe fitting can not fall off from the hook part under the condition of no need of clamping, the inner surface and the outer surface of the pipe fitting can form uniform plating layers by slight shaking of the pipe fitting in the electroplating process, and the hanger is taken out after the electroplating process, the pipe fitting that slightly rocks also can be discharged its inside residual plating solution, has saved the electroplating raw materials, and L < h's setting makes the pipe fitting is hung and is put when on hook portion, the pipe fitting can not stretch out on the top of extension segment, can reduce the pipe fitting and hook portion's area of contact on the one hand, avoids electroplating effect not good, and on the other hand can avoid the plating solution to stay long-pending waste that causes the raw materials on the top.

Further, S2 is 2S 1.

When S2 and S1 are in the size relation, the pipe fitting is arranged on the hook part and is not easy to displace from the extending section to the fixed section, so that the extending section and the arc section can stably and effectively support the pipe fitting, and the pipe fitting is prevented from displacing when being hung, so that the extending section can be prevented from penetrating out of the pipe fitting, and the electroplating surface quality of the pipe fitting and the operation of the pipe fitting when the hook part is taken down after the electroplating is finished are influenced.

Further, S2 < h.

When the pipe fitting is hung on the hook part and the pipe fitting is automatically inclined, the top end of the extension section and the arc bottom of the arc section form a two-point supporting structure to support the pipe fitting, and only two small points of the pipe fitting are in contact with the hook part, so that poor surface quality caused by large-area contact during electroplating is avoided.

Further, the hook further comprises a supporting portion and a connecting portion, and the supporting portion is connected with the hook portion through the connecting portion.

The supporting part is used for with couple portion is fixed to be set up on the hanger, connecting portion are transition portion, transition position arc structure avoids the supporting part with the fixed part is the right angle and connects, thereby increases remarkably the intensity of couple prolongs its life.

Furthermore, a thickened insulating rubber coating is arranged on the supporting part and at least part of the connecting part.

The diameter of the supporting part and the diameter of the connecting part are increased, the strength of the hook can be obviously enhanced, so that the pipe fitting can be better supported, the service life of the pipe fitting is prolonged, and the insulating rubber coating is arranged to avoid accumulation of electroplating solution on the surface of the pipe fitting, so that the amount of the residual electroplating solution on the hook during electroplating is reduced, the consumption of electroplating raw materials is saved, and the production cost is reduced.

Further, the hook is made of 304 stainless steel.

304 stainless steel has good corrosion resistance, heat resistance, machining performance, use it as the material of the couple can prevent the corrosion of the electroplating solution to the couple effectively on the one hand, guarantee its life, on the other hand, elements such as chromium, nickel in the stainless steel are easy to form the compact passivation protective film on its surface, in the electroplating process, even form the coating on the surface of the couple, its bonding strength is also lower, carry on deplating to it easily, in order to guarantee its work efficiency, in addition, the stainless steel still has good welding performance, the couple using the stainless steel to make can set up on the stated hanger more easily, has reduced its production difficulty.

The utility model also discloses a hanger which comprises the novel electroplating hook.

Further, the hanger comprises a hanger main body, wherein a hook supporting rod is arranged on the hanger main body and used for arranging a hook, and the hook supporting rod is provided with a plurality of hook supporting rods which are arranged in parallel on the hanger main body.

This be provided with the volume that helps increasing the couple that sets up on the hanger to the quantity of hanging the pipe fitting of putting when improving single electroplating is favorable to improving production efficiency.

Furthermore, a plurality of hooks are arranged on each hook supporting rod, and the hooks are arranged on the hook supporting rods at equal intervals.

This setting makes distance between the couple is fixed, is favorable to adopting the mode of automatic material loading to hang and puts the pipe fitting, improves production efficiency.

Furthermore, a plurality of the hooks are symmetrically arranged on two sides of the hook supporting rod.

This setting can show the increase the quantity that sets up of couple further promotes the pipe fitting quantity of single electroplating treatment, has improved production efficiency.

Compared with the prior art, the novel electroplating hook and the hanger have the following advantages: the utility model sets the depth, width, length of the extension section, hook angle and the relation between the hook part and the pipe fitting size to make the pipe fitting in the position of two-point support when hanging, the top end of the extension section can not extend out of the pipe fitting, thus avoiding the accumulation of plating solution on the top end of the extension section, meanwhile, because of the limitation of the hook inclination angle, the pipe fitting has a larger inclination angle between the hanging and the horizontal plane, reducing the plating solution brought out when taking out after the completion of electroplating, slightly shaking the pipe fitting when adding two-point support, further reducing the amount of the brought-out plating solution, saving raw material consumption, and improving the surface quality of the plating layer, meanwhile, the thickened insulating rubber coating arranged on the surfaces of the support part and the connection part increases the diameter of the support part, thereby effectively strengthening the hook, prolonging the service life of the hook, reducing the plating layer area attached on the hook in the electroplating process, the electroplating device is simple in structure and easy to produce and use, reduces raw material waste in the electroplating process, and improves the electroplating effect of products.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of a novel electroplating hook according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the novel electroplating hook according to the embodiment of the utility model when a pipe is arranged thereon;

FIG. 3 is a front view of a hanger with a novel electroplated hook according to an embodiment of the present invention;

fig. 4 is a side view of a hanger with a novel plating hanger according to an embodiment of the utility model.

Description of reference numerals:

1. hooking; 11. a support portion; 12. a connecting portion; 13. a hook portion; 131. a fixed section; 132. an arc-shaped section; 133. an extension section; 2. a pipe fitting; 3. a hanger; 31. a hanger main body; 311. a hook support rod; 312. a strip rail; 32. and (4) a lifting hook.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model, are within the scope of the utility model.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The following describes a novel electroplating hook and a hanger in an embodiment of the utility model with reference to the accompanying drawings.

Example 1

The embodiment provides a novel electroplating hook, as shown in fig. 1 and 2, the hook 1 is used for hanging a pipe fitting 2 during electroplating, the hook 1 includes a hook part 13, the hook part 13 includes a fixed section 131, an arc-shaped section 132 and an extension section 133, the fixed section 131, the arc-shaped section 132 and the extension section 133 are connected to form a hook-shaped structure, the depth of the hook part 13 is marked as S2, the width is marked as S1, 1.8S1 is not less than S2 and not more than 2.2S1, the height of the pipe fitting 2 is marked as h, and the length of the extension section 133 is marked as L, and L is less than h. The depth of the hook portion 13 is a vertical distance between the top end of the extension portion 133 and the bottom end of the arc-shaped portion 132, and the width of the hook portion 13 is a distance between a point of the top end of the extension portion 133 far away from the fixed portion 131 and the fixed portion 131.

In this embodiment, the depth S2 of the hook 13 is set to be greater than the width S1 thereof, so that the inclined angle is greater during the extension process of the extension segment 133, which is helpful for avoiding the adhesion between the inner surface of the pipe 2 and the extension segment 133, and is helpful for improving the electroplating effect, and the length L of the extension segment 133 is smaller than h, so that when the pipe 2 is hung on the hook 13, the pipe 2 automatically inclines, and a two-point supporting structure is formed between the extension segment and the arc-shaped bottom of the arc-shaped segment, so as to support the pipe 2, so that only two small points of the pipe 2 are in contact with the hook 13, thereby avoiding the poor surface quality caused by large-area contact during electroplating, in this case, the pipe 2 is limited to a certain extent by the arrangement of 1.8S1 is not less than S2 is not more than 2.2S1, so that the pipe 2 does not fall off the hook 13 without being clamped, in addition, the hook 1 provided by this embodiment does not need to be provided with a clamping device for the pipe 2, and also avoids the risk of the clamp mark appearing on the pipe surface of the pipe 2, specifically, in this embodiment, when the pipe 2 is arranged on the hook portion 13, the pipe 2 can slightly shake in the hook portion 13 and cannot fall off, the pipe 2 can slightly shake in the electroplating process to form uniform plating layers on the inner and outer surfaces of the pipe 2, and after the electroplating is completed, the pipe 2 slightly shaking can discharge residual electroplating solution inside the pipe 2 in the process of taking out the hanger 3, so that electroplating raw materials are saved, the L is less than h, so that when the pipe 2 is hung on the hook portion 13, the top end of the extension section 133 does not extend out of the pipe 2, on one hand, the contact area between the pipe 2 and the hook portion 13 can be reduced, and the electroplating effect is avoided to be poor, on the other hand, the waste of raw materials caused by the fact that the electroplating solution is left on the top end can be avoided.

Preferably, the inclination angle of the hook 1 is marked as alpha, and the alpha is less than or equal to 20 degrees. The angle of the hook 1 is an included angle between a straight line formed by connecting the extension section 133 with the upper direction and the lower direction, the upper direction and the lower direction are the upper direction and the lower direction in the traditional sense when the hook 1 is arranged on the hanger 3, and the pipe 2 is hung on the hook part 13 and has a larger inclination angle through the arrangement of the inclination angle of the hook 1, so that the arrangement can reduce the contact area between the pipe 2 and the hook part 13 on one hand, and on the other hand, the larger inclination angle reduces the loss brought out by electroplating solution and is matched with the slight shaking of the pipe 2, thereby greatly reducing the loss of the electroplating solution and saving the production cost.

As one preferred embodiment, S2-2S 1. In the development process, it is found that when S2 and S1 are in the above size relationship, the pipe 2 is not easily displaced from the extending section 133 to the fixing section 131 when being placed on the hook portion 13, so that the extending section 133 and the arc section 132 can stably and effectively support the pipe 2, thereby preventing the pipe 2 from being displaced when being hung, so as to prevent the extending section 133 from penetrating out of the pipe 2, and affecting the quality of the plating surface of the pipe 2 and the operation of the pipe 2 when the pipe 2 is taken off from the hook portion 13 after the plating is completed.

Preferably, S2 < h, and S2 is smaller than the height h of the pipe 2, so that when the pipe 2 is hung on the hook 13 and the pipe 2 is automatically tilted, the top end of the extension 133 and the arc bottom of the arc section 132 form a two-point supporting structure to support the pipe 2, and only two small points of the pipe 2 are in contact with the hook 13, thereby avoiding poor surface quality due to large-area contact during electroplating.

It should be noted that, in some embodiments, the fixing section 131, the arc-shaped section 132 and the extending section 133 are integrally formed, which helps to improve the structural strength of the hook portion 13, and is also easy to manufacture.

In this embodiment, the hanger 1 further includes a support portion 11 and a connecting portion 12, and the support portion 11 is connected to the hook portion 13 through the connecting portion 12. The supporting part 11 is used for with the fixed setting of couple portion 13 is on hanger 3, connecting portion 12 is transition portion, transition position arc structure avoids the supporting part 11 with the fixed part 131 is the right angle and connects, thereby increases remarkably the intensity of couple 1 prolongs its life.

Optionally, the hook part 13, the connecting part 12 and the supporting part 11 are integrally formed, so that the hook 1 can have better strength, the service life is prolonged, only one set of die is needed in production, the production process is simplified, and the production cost is reduced.

As a preferred embodiment of the present invention, thickened insulating rubber coatings are provided on the supporting portion 11 and at least a portion of the connecting portion 12, which on one hand increases the diameter of the supporting portion 11 and the connecting portion 12 to make them thicker, and can significantly enhance the strength of the hanger 1, so that it can better support the weight of the pipe 2 and prolong its service life, and on the other hand, the insulating rubber coatings prevent the accumulation of electroplating solution on the surface thereof, thereby reducing the amount of electroplating solution remaining on the hanger 1 during electroplating, saving the consumption of electroplating raw materials, and reducing the production cost.

In some embodiments, the hook 1 is made of stainless steel, preferably 304 stainless steel, which has excellent corrosion resistance, heat resistance and machinability, and when the hook 1 is made of the stainless steel, on one hand, corrosion of electroplating solution to the hook 1 can be effectively prevented, and the service life of the hook 1 can be ensured, and on the other hand, elements such as chromium and nickel in the stainless steel can easily form a dense passivation protective film on the surface of the stainless steel, so that in the electroplating process, even if a plating layer is formed on the surface of the hook 1, the bonding strength of the hook 1 is low, and the hook 1 can be easily subjected to deplating treatment to ensure the working efficiency of the hook, and in addition, the stainless steel also has good welding performance, and the hook 1 made of the stainless steel can be easily arranged on the hanger 3, so that the production difficulty of the hook is reduced.

It will be appreciated that during the selection of the hanger 1, the support portions 11, the connecting portions 12 and the hanger portions 13 of different diameters can be selected according to the weight of the pipe 2, so that they can provide sufficient support force to avoid deformation of the hanger 1 caused by an excessively heavy pipe 2.

Example 2

The embodiment provides a hanger, as shown in fig. 3 and 4, the hanger 3 includes the novel electroplating hook according to embodiment 1.

Specifically, in this embodiment, as shown in fig. 3, the hanger 3 includes a hanger main body 31, a hook support rod 311 is arranged on the hanger main body 31, the hook support rod 311 is used for setting the hook 1, the hook support rod 311 has a plurality of, and a plurality of the hook support rods 311 are arranged in parallel on the hanger main body 31, and this arrangement helps to increase the amount of the hook 1 arranged on the hanger 3, so as to improve the number of the pipe fittings 2 hung during single electroplating, and is favorable for improving the production efficiency.

In some embodiments, a plurality of hooks 1 are arranged on each hook supporting rod 311, the hooks 1 are arranged on the hook supporting rods 311 at equal intervals, the distance between the hooks 1 is fixed due to the arrangement, the pipe fitting 2 can be hung in an automatic feeding mode, the production efficiency is improved, preferably, the hook supporting rods 311 are arranged on the hanger main body 31 in parallel at equal intervals, the automatic feeding of the pipe fitting 2 on the whole hanger 3 can be realized due to the arrangement, and the production efficiency is greatly improved.

Specifically, as shown in fig. 4, the hooks 1 are symmetrically arranged on two sides of the hook support rod 311, and the number of the hooks 1 can be increased significantly, so that the number of the pipe fittings 2 subjected to single electroplating treatment is further increased, and the production efficiency is improved.

Preferably, the hook 1 is welded on the hook support rod 311, and the connection reliability between the hook 1 and the hook support rod 311 can be ensured by adopting the connection mode, so that the service life of the hook 1 is ensured.

As an embodiment of the present invention, a hook 32 is provided near the top end of the hanger 3, and the hook 32 is used for hanging the hanger 3. The hanger 3 can be integrally hung in the plating bath, so that the risk that the pipe fitting 2 is contacted with the wall or the bottom of the plating bath is avoided, and the electroplating quality of the pipe fitting is ensured.

As an embodiment of the present invention, the hanger main body 31 is provided with a long cross bar 312, and the long cross bar 312 is used to increase the strength of the hanger main body 31 and improve the firmness thereof, so as to effectively prolong the service life thereof.

Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The novel electroplating hook is characterized in that the hook (1) is used for hanging a pipe fitting (2) during electroplating, the hook (1) comprises a hook part (13), the hook part (13) comprises a fixed section (131), an arc-shaped section (132) and an extension section (133), the fixed section (131), the arc-shaped section (132) and the extension section (133) are connected to form a hook-shaped structure, the depth of the hook part (13) is recorded as S2, the width is recorded as S1, S2 is not less than 1.8S1 and not more than 2.2S1, the height of the pipe fitting (2) is recorded as h, the length of the extension section (133) is recorded as L, L is less than h, and the inclination angle of the hook (1) is recorded as alpha, and the alpha is not more than 20 degrees.

2. The novel electroplated hook as claimed in claim 1, wherein S2-2S 1.

3. The novel electroplated hook of claim 1, wherein S2 < h.

4. A novel electroplated hook as claimed in claim 1, characterized in that the hook (1) further comprises a support part (11) and a connection part (12), the support part (11) being connected with the hook part (13) through the connection part (12).

5. A novel electroplated hook as claimed in claim 4, characterized in that a thickened insulating rubber coating is provided on the support portion (11) and at least part of the connection portion (12).

6. A novel electroplated hook as claimed in any one of claims 1 to 5, characterized in that the hook (1) is made of 304 stainless steel.

7. A hanger, characterized in that the hanger (3) comprises a new type of electroplated hook according to any of claims 1-6.

8. The hanger according to claim 7, wherein the hanger (3) comprises a hanger main body (31), a hook support rod (311) is arranged on the hanger main body (31), the hook support rod (311) is used for arranging a hook (1), the hook support rod (311) comprises a plurality of hook support rods (311), and the hook support rods (311) are arranged on the hanger main body (31) in parallel.

9. The hanging tool according to claim 8, characterized in that a plurality of hooks (1) are arranged on each hook support bar (311), a plurality of said hooks (1) being arranged at equal intervals on said hook support bar (311).

10. The hanger according to claim 9, wherein a plurality of said hangers (1) are symmetrically arranged on both sides of said hanger support bar (311).