阅读说明：本技术 一种导电块铣削夹具及安装方法 (Conducting block milling fixture and mounting method ) 是由 朱易 于 2019-11-13 设计创作，主要内容包括：本发明公开了一种导电块铣削夹具及安装方法,是使用导电块铣削夹具来完成的安装方法,其中,包括装配：胚件安装于导电块铣削夹具内；夹紧：将平口钳的两钳口与夹体A、夹体B平面接触并夹紧；导电块铣削夹具,包括夹体A,夹体A上至少有两个相互平行的平面,夹体A有台阶圆孔A,夹体A顶部端面有沉台孔A,沉台孔A与台阶圆孔A、夹体A一侧平面连通；夹体B,夹体B上至少有两个相互平行的平面,夹体B有台阶圆孔B,台阶圆孔B轴线与夹体B一侧平面垂直两者并连通,夹体B顶部端面有沉台孔B,沉台孔B与台阶圆孔B、夹体B一侧平面连通,台阶圆孔A孔心与台阶圆孔B孔心共线。实现快速完成对胚件半径为R6.5倾角为25°圆锥型面的铣削加工。(The invention discloses a conductive block milling clamp and an installation method, which are installation methods completed by using the conductive block milling clamp, wherein the installation method comprises the following steps: the blank is arranged in the conductive block milling clamp; clamping: two jaws of the flat tongs are in plane contact with the clamp body A and the clamp body B and are clamped tightly; the conductive block milling clamp comprises a clamp body A, wherein at least two planes which are parallel to each other are arranged on the clamp body A, the clamp body A is provided with a step round hole A, the top end face of the clamp body A is provided with a sunken table hole A, and the sunken table hole A is communicated with the step round hole A and the plane on one side of the clamp body A; the clamp body B is provided with at least two planes which are parallel to each other, the clamp body B is provided with a step round hole B, the axis of the step round hole B is perpendicular to and communicated with one side plane of the clamp body B, the top end face of the clamp body B is provided with a counter sink hole B, the counter sink hole B is communicated with the step round hole B and one side plane of the clamp body B, and the hole center of the step round hole A is collinear with the hole center of the step round hole B. The milling processing of the conical profile with the radius of the blank of R6.5 and the inclination angle of 25 degrees is rapidly finished.)

1. A method for mounting a conductive block, comprising the steps of:

assembling: the blank is arranged in a conductive block milling clamp, and the conductive block milling clamp comprises a clamp body A (21) and a clamp body B (31); two sides of a first step (11) of the blank are respectively contacted with the inner surfaces of a step round hole A (22) and a step round hole B (32), the minimum end of the blank has a distance with the bottoms of the step round hole A (22) and the step round hole B (32), opposite surfaces of a clamp body A (21) and a clamp body B (31) keep a distance, and linear edges at two sides of the blank have a distance with a sinking platform hole A (23) and a sinking platform hole B (33);

clamping: two jaws of the flat tongs are in plane contact with the clamp body A (21) and the clamp body B (31) and clamped.

2. The conductive block mounting method as claimed in claim 1, wherein: the hardness of the conductive block milling clamp is lower than that of the blank; the interval between the opposite surfaces of the clamp body A (21) and the clamp body B (31) is 0.1 mm-0.2 mm; the distance between the straight line edges on the two sides of the blank and the sinking platform hole A (23) and the sinking platform hole B (33) is 0.05 mm.

3. The conductive block mounting method as claimed in claim 2, wherein: the conductive block milling clamp is made of an aluminum alloy material.

4. The conductive block milling fixture of any one of claims 1 to 3, wherein: the clamp comprises a clamp body A (21), wherein at least two planes which are parallel to each other are arranged on the clamp body A (21), the clamp body A (21) is provided with a step round hole A (22), the axis of the step round hole A (22) is perpendicular to and communicated with the plane at one side of the clamp body A (21), the top end surface of the clamp body A (21) is provided with a counter sink hole A (23), and the counter sink hole A (23) is communicated with the step round hole A (22) and the plane at one side of the clamp body A (21); the clamp body B (31), the clamp body B (31) is last to have two planes that are parallel to each other at least, clamp body B (31) has step round hole B (32), step round hole B (32) axis and the perpendicular both of clamp body B (31) one side plane and intercommunication, clamp body B (31) top end face has heavy platform hole B (33), heavy platform hole B (33) and step round hole B (32), clamp body B (31) one side plane intercommunication, step round hole A (22) hole heart and step round hole B (32) hole heart collineation, clamp body A (21), clamp body B (31) separation corresponds.

5. The conductive block milling fixture of claim 4, wherein: the distance between the circle center of the step round hole A (22) and the axial end surface of the step round hole A (22) is 0.05 mm-0.1 mm; the distance between the circle center of the step round hole B (32) and the axial end surface of the step round hole B (32) is 0.05 mm-0.1 mm.

6. The conductive block milling fixture of claim 4, wherein: the clamp body A (21) is provided with a sinking groove A (25).

7. The conductive block milling fixture of claim 6, wherein: one side of the sinking groove A (25) is communicated with the side edge of the clamp body A (21) and the sinking platform hole A (23).

8. The conductive block milling fixture of claim 4, wherein: and a sinking groove B (35) is formed in the clamp body B (31), and one side of the sinking groove B (35) is communicated with the side edge of the clamp body B (31) and the sinking platform hole B (33).

9. The conductive block milling fixture of claim 4, wherein: and an arc notch A (24) is arranged at the corner of the straight side edge of the counter sink hole A (23).

10. The conductive block milling fixture of claim 4, wherein: and an arc notch B (34) is arranged at the corner of the straight side edge of the counter sink hole B (33).

Technical Field

The invention belongs to the technical field of conducting block clamps, and relates to a conducting block milling clamp and an installation method.

Background

In a high-voltage contactor, due to the high power density of the product, high-power output needs to be realized in a limited volume in the contactor, components with complex shapes in the contactor need to be matched with each other as compactly as possible, and at the moment, the matching surface of a conductive block needs to be processed into a conical surface with the angle of R6.5 and 25 degrees, as shown in FIGS. 1-4; when the flat tongs are used for clamping the blank to be processed of the conductive block, as shown in fig. 5-8, the blank is difficult to process the R6.5 and 25 ° conical surfaces on the blank because the clamping part of the blank is cylindrical and the plane of the flat tongs is not firm for clamping the cylinder.

Disclosure of Invention

In order to solve the technical problem, the invention provides a mounting method of a conductive block milling clamp.

The invention also provides a conductive block milling clamp.

The invention is realized by the following technical scheme.

The invention provides a method for installing a conductive block, which comprises the following steps:

assembling: the blank is arranged in a conductive block milling clamp, and the conductive block milling clamp comprises a clamp body A and a clamp body B; the two sides of a first step of the blank are respectively contacted with the inner surfaces of the step round hole A and the step round hole B, the minimum end of the blank has a distance with the bottoms of the step round hole A and the step round hole B, the opposite surfaces of the clamp A and the clamp B keep a distance, and the linear edges at the two sides of the blank have a distance with the sinking platform hole A and the sinking platform hole B;

clamping: two jaws of the flat tongs are in plane contact with the clamp body A and the clamp body B and are clamped tightly.

The hardness of the conductive block milling clamp is lower than that of the blank; the interval between the opposite surfaces of the clamp body A and the clamp body B is 0.1 mm-0.2 mm; the distance between the straight line edges on the two sides of the blank and the sinking platform hole A and the sinking platform hole B is 0.05 mm.

The conductive block milling clamp is made of an aluminum alloy material.

A conducting block milling clamp comprises a clamp body A, wherein at least two planes which are parallel to each other are arranged on the clamp body A, the clamp body A is provided with a step round hole A, the axis of the step round hole A is perpendicular to and communicated with the plane on one side of the clamp body A, the top end face of the clamp body A is provided with a sunk platform hole A, and the sunk platform hole A is communicated with the step round hole A and the plane on one side of the clamp body A; the clamp body B is provided with at least two planes which are parallel to each other, the clamp body B is provided with a step round hole B, the axis of the step round hole B is perpendicular to and communicated with one side plane of the clamp body B, the top end face of the clamp body B is provided with a counter sink hole B, the counter sink hole B is communicated with the step round hole B and one side plane of the clamp body B, the hole center of the step round hole A is collinear with the hole center of the step round hole B, and the clamp body A and the clamp body B are separated and correspond to each other.

The blank is arranged between the clamp body A and the clamp body B, the clamp body A and the clamp body B are separated from each other, the outer side plane is firmly clamped in the flat tongs, and milling machining is rapidly and stably carried out on the conical surface with the radius of the blank being R6.5 and the inclination angle being 25 degrees.

The distance between the circle center of the step round hole A and the axial end face of the step round hole A is 0.05 mm-0.1 mm; the distance between the circle center of the step round hole B and the axial end face of the step round hole B is 0.05 mm-0.1 mm.

The clamp body A is provided with a sinking groove A.

One side of the sinking groove A is communicated with the side edge of the clamp body A and the sinking platform hole A.

And a sinking groove B is formed in the clamp body B, and one side of the sinking groove B is communicated with the side edge of the clamp body B and the sinking platform hole B.

And an arc notch A is arranged at the corner of the straight side edge of the sinking platform hole A.

And an arc notch B is arranged at the corner of the straight side edge of the sinking platform hole B.

The beneficial effects of the above technical scheme are that: two jaws of the flat tongs are close to the planes of the clamping body A and the clamping body B, after the clamping body A and the clamping body B deform, the distance between the linear edges at two sides of the blank and the sinking platform hole A and the sinking platform hole B is changed from 0.05mm to 0mm, the opposite surface of the clamping body A and the clamping body B is shortened from 0.1mm to 0.2mm to 0.05mm to 0.1mm, so that the first step of the blank is completely clamped by the step round hole A and the step round hole B, and the two surfaces of the blank are completely and firmly clamped by the clamping body A and the clamping body B; the problem of the plane of flat tongs to the insecure centre gripping of cylinder is solved, accomplish the milling process to the blank radius for the inclination is 25 conical surface of R6.5 fast. Clamping the part through the sinking grooves A and B, and separating the clamp body A and the clamp body B through a gap with a distance of 0.05 mm-0.1 mm between the opposite surfaces of the clamp body A and the clamp body B; the disassembly and assembly time is shortened.

Drawings

FIG. 1 is a front view of the parts;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a top view of the part;

FIG. 4 is a left side view of the part;

FIG. 5 is a front view of a blank to be processed of a conductive block;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5;

FIG. 7 is a top view of a blank to be processed for the conductive block;

FIG. 8 is a left side view of a blank of a conductive block to be processed;

FIG. 9 is a front view of a clip body A of the present invention;

FIG. 10 is a rear view of a clip body B of the present invention;

FIG. 11 is a top plan view of the present invention in use;

FIG. 12 is a front view of the present invention in use;

the labels in the figure are: 1-a blank; 21-clamp A; 22-step round hole a; 23-sinking platform hole A; 24-arc notch A; 25-sink tank A; 31-clip body B; 32-step round hole B; 33-sink table hole B; 34-arc notch B; 35-sink tank B.

Detailed Description

The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.

See fig. 1-12.

The invention relates to a conductive block milling clamp, which comprises a clamp body A21, wherein the clamp body A21 is provided with at least two planes which are parallel to each other, a step round hole A22 is arranged on a clamp body A21, the axis of the step round hole A22 is perpendicular to and communicated with the plane on one side of a clamp body A21, a step round hole A22 is matched with the half side of a first step 11 of a blank 1, the end surface of the top of the clamp body A21 is provided with a counter sink hole A23 matched with the half side of a second step 12 of the blank 1, and a counter sink hole A23 is communicated with the planes on one sides of the step round hole A22 and the clamp body A21;

the clamp body B31, the clamp body B31 has at least two parallel planes, one clamp body B31 is provided with a step round hole B32, the axis of the step round hole B32 is vertical to and communicated with the plane at one side of the clamp body B31, the step round hole B32 is matched with the other half side of the first step 11 of the blank 1,

the top end face of the clamp body B31 is provided with a counter sink hole B33 matched with the other half side of the second step 12 of the blank 1, the counter sink hole B33 is communicated with a step round hole B32, the hole center of the step round hole A22 on the clamp body A21 is collinear with the hole center of the step round hole B32 on the clamp body B31, and the clamp body A21 and the clamp body B31 are in parallel, separated and corresponding.

The blank 1 is arranged between the clamp body A21 and the clamp body B31, the clamp body A21 and the clamp body B31 are separated from the outer side plane and firmly clamped in the flat tongs, and milling machining is rapidly and stably completed on the conical surface of the blank 1 with the radius of R6.5 and the inclination angle of 25 degrees.

The hardness of materials adopted by the clamp body A21 and the clamp body B31 is lower than that of materials adopted by the blank 1, the plasticity of the materials adopted by the clamp body A21 and the clamp body B31 is higher than that of the materials adopted by the blank 1, for example, the clamp body A21 and the clamp body B31 are made of aluminum alloy materials, the blank 1 is made of copper alloy, the distance between the circle center of the step round hole A22 and the axial end face of the step round hole A22 is 0.05-0.1 mm, the distance between the circle center of the step round hole B32 and the axial end face of the step round hole B32 is 0.05-0.1 mm, so that a gap of 0.1-0.2 mm exists between the opposite faces of the clamp body A21 and the step round hole B73792 of the clamp body B31 and the two sides of the first step 11 of the blank 1, the gap between the clamp body A21 and the opposite faces of the clamp body B31, the flat tongs deform after the clamp body A21 and the clamp body B31 are clamped, the contact area of the first step round hole A11 of the blank 1 and the step B4642 is increased, and the flat tongs contact area of the inner face of the, The inner surface of the step circular hole B32 is more uniformly transferred to the first step 11 of the blank 1, so as to improve the clamping firmness of the flat-nose pliers to the blank 1, as shown in fig. 9-11.

The side edge of the counter sink hole A23 is 0.05mm larger than the side edge of the second step 12 of the blank 1, the side edge of the counter sink hole B33 is 0.05mm larger than the side edge of the second step 12 of the blank 1, so that the flat tongs deform after the clamp A21 and the clamp B31, the two sides of the second step 12 of the blank 1 are in close contact with the side edge of the counter sink hole A23 and the side edge of the counter sink hole B33, the clamping force between the blank 1 and the clamp A21 and the clamp B31 is improved, and the firmness of clamping the blank 1 in the flat tongs is improved, and fig. 9-11 are taken as references.

Referring to fig. 11, a sinking groove a25 is formed at the left end of the clamp a21, so that the blank 1 after being formed can be conveniently separated from the clamp a 21.

With reference to fig. 11, one side of the sinking groove a25 is communicated with the side of the clamp body a21 and the sinking platform hole a23, so as to facilitate milling of the sinking groove a25 and the sinking platform hole a23, improve the processing precision of the top surfaces of the sinking groove a25 and the sinking platform hole a23, enable the blank 1 to better contact with the sinking platform hole a23, and improve the stability of the device.

The left end of the clamp body B31 is provided with a sinking groove B35, so that the blank 1 after being processed and formed can be conveniently separated from the clamp body B31.

One side of the sinking groove B35 is communicated with the side edge of the clamp body B31 and the sinking platform hole B33, so that milling processing is performed on the sinking groove B35 and the sinking platform hole B33, the processing precision of the top surfaces of the sinking groove B35 and the sinking platform hole B33 is improved, the blank 1 is in better contact with the sinking platform hole B33, and the stability of the device is improved.

Referring to fig. 11, an arc notch a24 is provided at a corner of a straight side of the platform sinking hole a23, which is convenient for separating the blank 1 after processing and forming from the clamp a 21; and secondly, the processing precision of the corners of the straight side edges of the sinking platform holes A23 is improved, so that the water caltrops are not propped and damaged by the straight side edges of the sinking platform holes A23 when the blank 1 is clamped, and the clamping firmness and the completeness of the blank 1 are improved.

An arc notch B34 is formed in a corner of the straight side edge of the counter sink hole B33, so that the machined blank 1 can be conveniently separated from the clamp body B31; and secondly, the processing precision of the corners of the straight side edges of the counter sink holes B33 is improved, so that the water caltrops are not propped and damaged by the straight side edges of the counter sink holes B33 when the blank 1 is clamped, and the clamping firmness and the completeness of the blank 1 are improved.

The working principle is as follows: referring to fig. 1 to 12, a blank 1 to be processed of a conductive block is assembled with a holder a21 and a holder B31.

Firstly, two sides of a first step 11 of a blank 1 are respectively contacted with the inner surfaces of a step round hole A22 and a step round hole B32, the minimum end of the blank 1 is spaced from the bottoms of the step round hole A22 and the step round hole B32, the opposite surfaces of a clamp A21 and a clamp B31 are 0.1-0.2 mm, and the linear edges of the two sides of the blank 1 are spaced from a counter sink hole A23 and a counter sink hole B33 by 0.05 mm.

Secondly, the clamp body A21, the clamp body B31 and the blank 1 are placed into the flat-nose pliers together, so that the middle parts of the two side planes of the clamp body A21 and the clamp body B31 are in contact with the two jaw planes of the flat-nose pliers, when the two jaws of the flat-nose pliers are close to each other and clamped, after the clamp body A21 and the clamp body B31 are deformed, the distance between the linear edges at the two sides of the blank 1 and the sinking platform hole A23 and the sinking platform hole B33 is changed from 0.05mm to 0mm, the opposite surfaces of the clamp body A21 and the clamp body B31 are shortened from 0.1mm to 0.05mm to 0.1mm, so that the first step 11 of the blank 1 is completely clamped by the step round hole A22 and the step round hole B32, and the two sides of the blank 1 are completely and firmly clamped by the clamp body A21 and the clamp body B31.

And then, rapidly and stably finishing milling the conical profile with the radius of R6.5 and the inclination angle of 25 degrees of the blank 1.

And finally, after the blank 1 is processed into a workpiece, loosening the flat tongs, clamping the part through a sinking groove A25 and a sinking groove B35, separating a clamp body A21 and a clamp body B31 through a gap with a distance of 0.05-0.1 mm between opposite surfaces of the clamp body A21 and the clamp body B31, and taking out the part.

The problem of the plane of flat tongs to the insecure centre gripping of cylinder is solved, accomplish the milling process to the blank radius for the inclination is 25 conical surface of R6.5 fast.