Hub type nickel-based dicing blade

Abstract

The hub type nickel-based dicing blade comprises a base body and a grinding layer arranged on the outer layer of the base body, the grinding layer is a nickel composite coating, and the base body is in a hub shape; the ultrasonic stirrer and the circulating pump are adopted, so that grinding materials in electroplating liquid are distributed more uniformly, the grinding materials are prevented from caking, meanwhile, the grinding layer is conveniently shaped by adopting the upper sand feeding groove, and compared with an existing dicing blade, the grinding materials in the grinding layer are distributed more uniformly, so that the cutting quality is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of dicing knives, and in particular to a hub-type nickel-based dicing knife. Background Art

[0002] As metal-bonded superhard abrasive tools, electroplated superhard tools occupy an irreplaceable position in the market because of their low production cost, low investment, ability to be made into complex shapes, high precision, high abrasive density, and ability to achieve high-speed grinding.

[0003] In the prior art, the grinding layer of the hub-type nickel-based dicing knife combines the abrasive with the substrate by electroplating. In the traditional electroplating solution, the abrasive is prone to agglomeration, resulting in uneven distribution of the abrasive in the grinding layer, thereby affecting the cutting quality of the dicing knife.

[0004] Therefore, how to provide a hub-type nickel-based dicing knife to solve the problems existing in the prior art is of great significance to its application. Summary of the invention

[0005] In view of this, the purpose of the present application is to provide a hub-type nickel-based dicing knife to solve the problem that abrasives in the traditional electroplating solution are prone to agglomeration, resulting in uneven distribution of abrasives in the grinding layer, thereby affecting the cutting quality of the dicing knife.

[0006] To achieve the above object, the present invention provides the following technical solutions:

[0007] A hub-shaped nickel-based dicing knife comprises a base body and a grinding layer arranged on the outer layer of the base body, wherein the grinding layer is a nickel composite plating layer, and the base body is in a hub shape;

[0008] The preparation method of the hub-type nickel-based dicing knife comprises the following steps:

[0009] S1; substrate pretreatment;

[0010] S2: Prepare the plating solution and add abrasive:

[0011] S4: installing the substrate on an electroplating device;

[0012] S5: Start the electroplating device to perform electroplating.

[0013] Preferably, the electroplating solution includes 280-360 g / L nickel sulfate heptahydrate, 35-50 g / L nickel chloride hexahydrate, 15-25 g / L cobalt sulfate, 30-40 g / L boric acid, 0.8-1.2 g / L saccharin, 0.4-0.6 g / L 1,4-butanediol, and 0.1-0.2 g / L sodium dodecyl sulfate.

[0014] Preferably, the sand-feeding current is 0.5-2A / d m2, and the sand-feeding time is 10-30min.

[0015] Preferably, the abrasive is diamond, and the substrate is a steel substrate, a copper substrate, a bronze substrate, an aluminum substrate, an aluminum alloy substrate or a cemented carbide substrate.

[0016] Preferably, the particle size of the abrasive is 80-150 mesh.

[0017] Preferably, the pre-treatment in S1 includes degreasing, shielding clamping, acid etching activation, and matrix machining and shaping.

[0018] Preferably, the electroplating device includes an electroplating water tank, a circulating pump, a motor, a power supply roller, a lifting cylinder, an upper cover plate, an upper sand trough, an electroplating substrate, and an ultrasonic agitator.

[0019] Preferably, the circulating pump is installed on one side of the electroplating water tank, the power supply roller is installed on the output end of the motor, the upper cover plate is installed on the top of the electroplating water tank, the ultrasonic agitator is installed on the bottom end of the electroplating water tank, the lifting cylinder is installed on the top of the upper cover plate, the electroplating substrate is installed on the power supply roller, and the upper sand trough is installed on the telescopic end of the lifting cylinder.

[0020] Preferably, the upper sand trough is located above the electroplating substrate.

[0021] Compared with the prior art, the present invention has the following beneficial effects:

[0022] The present invention adopts an ultrasonic agitator and a circulating pump to make the abrasive distribution in the electroplating solution more uniform, avoiding abrasive agglomeration. At the same time, an upper sand trough is used to facilitate the shaping of the grinding layer. Compared with the existing dicing knife, the abrasive distribution in the grinding layer of the present invention is more uniform, thereby improving the cutting quality.

[0023] The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application so that it can be implemented in accordance with the contents of the specification, and to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the following is a detailed description of the preferred embodiments of the present application in conjunction with the accompanying drawings as follows.

[0024] Based on the detailed description of the specific embodiments of the present application in combination with the accompanying drawings below, those skilled in the art will become more aware of the above and other objects, advantages and features of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0026] Figure 1 It is a structural diagram of the present invention.

[0027] Figure 2 It is a structural diagram of the electroplating device in the present invention.

[0028] In the figure: 100, 1, electroplating water tank; 2, circulation pump; 3, motor; 4, power supply roller; 5, lifting cylinder; 6, upper cover plate; 7, upper sand trough; 8, electroplating substrate; 9, ultrasonic agitator. DETAILED DESCRIPTION

[0029] To make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme in the embodiment of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiment of the present application, rather than all of the embodiments. In the following description, specific details such as specific configuration and components are provided only to help fully understand the embodiments of the present application. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, for clarity and brevity, the description of known functions and structures is omitted in the embodiment.

[0030] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0031] The term "and / or" in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, B exists alone, and A and B exist at the same time. The term " / and" in this article describes another type of association object relationship, indicating that there can be two relationships. For example, A / and B can mean: A exists alone, and A and B exist alone. In addition, the character " / " in this article generally indicates that the previous and next associated objects are in an "or" relationship.

[0032] It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusions.

[0033] See also Figure 1-2 , the present invention provides a technical solution of a hub-type nickel-based dicing knife: 1. A hub-type nickel-based dicing knife, comprising a substrate 100 and a grinding layer 200 arranged on the outer layer of the substrate, the grinding layer 100 is a nickel composite plating layer, and the substrate 200 is in a hub shape;

[0034] The preparation method of the hub-type nickel-based dicing knife comprises the following steps:

[0035] S1; substrate pretreatment;

[0036] S2: Prepare the plating solution and add abrasive:

[0037] S4: installing the substrate on an electroplating device;

[0038] S5: Start the electroplating device to perform electroplating.

[0039] The electroplating solution includes 280-360 g / L of nickel sulfate heptahydrate, 35-50 g / L of nickel chloride hexahydrate, 15-25 g / L of cobalt sulfate, 30-40 g / L of boric acid, 0.8-1.2 g / L of saccharin, 0.4-0.6 g / L of 1,4-butanediol, and 0.1-0.2 g / L of sodium dodecyl sulfate.

[0040] The sanding current is 0.5-2A / d m2, and the sanding time is 10-30min.

[0041] The abrasive is diamond, and the substrate is a steel substrate, a copper substrate, a bronze substrate, an aluminum substrate, an aluminum alloy substrate or a hard alloy substrate.

[0042] The particle size of the abrasive is 80-150 mesh

[0043] The pre-treatment in S1 includes degreasing, shielding clamping, acid etching activation, and matrix machining and shaping.

[0044] The electroplating device includes an electroplating water tank 1, a circulating pump 2, a motor 3, a power supply roller 4, a lifting cylinder 5, an upper cover plate 6, an upper sand trough 7, an electroplating substrate 8, and an ultrasonic agitator 9.

[0045] The circulating pump 2 is installed on one side of the electroplating water tank 1, the power supply roller 4 is installed on the output end of the motor 3, the upper cover plate 6 is installed on the top of the electroplating water tank 1, the ultrasonic agitator 9 is installed on the bottom end of the electroplating water tank 1, the lifting cylinder 5 is installed on the top of the upper cover plate 6, the electroplating substrate 8 is installed on the power supply roller 4, and the upper sand trough 7 is installed on the telescopic end of the lifting cylinder 5.

[0046] The upper sand tank 7 is located above the electroplating substrate 8 .

[0047] When used specifically, the substrate is first degreased, shielded and clamped, acid-etched and activated, and the substrate is machined and reshaped, and the substrate is machined into a hub shape. The substrate is then installed on the power supply roller 4 so that the electroplated part of the substrate is located in the electroplating solution. The electroplating solution is then prepared according to 280-360 g / L of nickel sulfate heptahydrate, 35-50 g / L of nickel chloride hexahydrate, 15-25 g / L of cobalt sulfate, 30-40 g / L of boric acid, 0.8-1.2 g / L of saccharin, 0.4-0.6 g / L of 1,4-butanediol, and 0.1-0.2 g / L of sodium dodecyl sulfate. A fixed proportion of abrasive is then added, and the motor 3, ultrasonic vibrator 9 and circulating pump 2 are started so that the abrasive is evenly distributed in the electroplating solution to avoid agglomeration. The upper sand trough 7 is then placed on the top of the substrate 8 through the lifting cylinder 5 to perform electroplating sanding.

[0048] The above description is only the preferred embodiment of the present invention, which does not limit the protection scope of the present invention. For those skilled in the art, the present invention can be modified and varied in various ways. Within the spirit and principle of the present invention, any change, modification, replacement, integration and parameter change of these embodiments by conventional substitution or capable of achieving the same function without departing from the principle and spirit of the present invention shall fall within the protection scope of the present invention.

Claims

1. A hub-type nickel-based dicing knife, characterized in that: It comprises a base body (100) and a grinding layer (200) arranged on the outer layer of the base body, wherein the grinding layer (200) is a nickel composite plating layer, and the base body (100) is in the shape of a hub; The preparation method of the hub-type nickel-based dicing knife comprises the following steps: S1; substrate pretreatment; S2: Prepare the plating solution and add abrasive: S4: installing the substrate on an electroplating device; S5: Start the electroplating device to perform electroplating.

2. A hub-type nickel-based dicing knife as claimed in claim 1, characterized in that: The electroplating solution comprises 280-360 g / L of nickel sulfate heptahydrate, 35-50 g / L of nickel chloride hexahydrate, 15-25 g / L of cobalt sulfate, 30-40 g / L of boric acid, 0.8-1.2 g / L of saccharin, 0.4-0.6 g / L of 1,4-butanediol, and 0.1-0.2 g / L of sodium dodecyl sulfate.

3. A hub-type nickel-based dicing knife as claimed in claim 2, characterized in that: The sanding current is 0.5-2A / dm2, and the sanding time is 10-30min.

4. A hub-type nickel-based dicing knife as claimed in claim 3, characterized in that: The abrasive is diamond, and the substrate is a steel substrate, a copper substrate, a bronze substrate, an aluminum substrate, an aluminum alloy substrate or a cemented carbide substrate.

5. A hub-type nickel-based dicing knife as claimed in claim 4, characterized in that: The particle size of the abrasive is 80-150 meshes.

6. A hub-type nickel-based dicing knife as claimed in claim 5, characterized in that: The pretreatment in S1 includes degreasing, shielding and clamping, acid etching activation, and matrix machining and shaping.

7. A hub-type nickel-based dicing knife as claimed in claim 6, characterized in that: The electroplating device comprises an electroplating water tank (1), a circulating pump (2), a motor (3), a power supply roller (4), a lifting cylinder (5), an upper cover plate (6), an upper sand trough (7), an electroplating substrate (8), and an ultrasonic agitator (9).

8. A hub-type nickel-based dicing knife as claimed in claim 7, characterized in that: The circulating pump (2) is installed on one side of the electroplating water tank (1), the power supply roller (4) is installed on the output end of the motor (3), the upper cover plate (6) is installed on the top of the electroplating water tank (1), the ultrasonic agitator (9) is installed on the bottom of the electroplating water tank (1), the lifting cylinder (5) is installed on the top of the upper cover plate (6), the electroplating substrate (8) is installed on the power supply roller (4), and the upper sand trough (7) is installed on the telescopic end of the lifting cylinder (5).

9. A hub-type nickel-based dicing knife as claimed in claim 8, characterized in that: The upper sand trough (7) is located above the electroplating substrate (8).

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