CN106624095A - Compound tool for processing oil cup seat in brake master cylinder - Google Patents

Abstract

A compound cutting tool for processing oil cup seat in a brake master cylinder, which includes a protruding shaft, a connecting plate and a protruding compound cutter set, wherein the compound cutter set and the protruding shaft are respectively placed on both sides of the connecting plate, and the compound cutter set includes a piece The sheet-shaped main body, the stepped hole milling cutter and the end milling cutter, the sheet-shaped main body is fixed radially along the connecting plate, the stepped hole milling cutter is placed on both sides of the sheet-shaped main body, and the end-face milling cutter is fixed on the connecting plate and connected with the stepped hole The milling cutters are connected to form a compound milling cutter structure that forms the contact hole and the end face at one time. The present invention integrates a total of four cutters including the end milling cutter, 28mm diameter milling cutter, 27.5mm diameter milling cutter, and 25.4mm diameter milling cutter for processing the oil cup seat in the original brake master cylinder, so as to achieve one-time processing and forming. The dynamic sub-pump is used to process compound cutters, thereby reducing the replacement steps of the cutter group, shortening the processing time, reducing costs, high work efficiency, and low labor intensity.

Description

Composite tool for machining oil cup seat in brake master cylinder

technical field

The invention relates to a composite cutting tool for processing an oil cup seat in a brake master cylinder, in particular to a composite cutter which combines four props used in the processing of an oil cup seat in a brake master cylinder into one.

Background technique

The brake system is a relatively important part of the car body. The brake cylinder, commonly known as the brake caliper, is the final component that produces the braking effect in the brake system. When the brake pedal is stepped on, the brake fluid is squeezed by the brake The master cylinder distributes the pressure to each brake cylinder through the brake fluid pipeline. Due to the incompressibility of the liquid, the brake cylinder pushes the brake pads to rub against the brake disc under the action of the brake fluid pressure to generate friction. Braking action.

At present, there is a stepped hole on the oil cup seat in the brake master cylinder, and the processing of the oil cup seat in the brake master cylinder requires a total of four milling cutters, a 28mm diameter milling cutter, a 27.5mm diameter milling cutter, and a 25.4mm diameter milling cutter The tool is used to process the oil cup seat in the brake master cylinder. The whole process needs to replace various tools. The processing process is cumbersome, resulting in long processing time, high cost, low work efficiency and high labor intensity.

Contents of the invention

Therefore, the present invention proposes a composite tool for processing the oil cup seat in the master brake cylinder, which can process the oil cup seat in the master brake cylinder at one time, thereby solving the problems in the prior art.

In order to achieve the above purpose, the specific technical scheme is as follows:

A compound cutting tool for processing oil cup seat in a brake master cylinder, which includes a protruding shaft, a connecting plate and a protruding compound cutter set, wherein the compound cutter set and the protruding shaft are respectively placed on both sides of the connecting plate, and the compound cutter set includes a piece The sheet-shaped main body, the stepped hole milling cutter and the end milling cutter, the sheet-shaped main body is fixed radially along the connecting plate, the stepped hole milling cutter is placed on both sides of the sheet-shaped main body, and the end-face milling cutter is fixed on the connecting plate and connected with the stepped hole The milling cutters are connected to form a compound milling cutter structure that forms the contact hole and the end face at one time.

Further, the stepped hole milling cutter includes two groups of milling cutters distributed in a stepped shape, and the two groups of milling cutters are respectively placed on both sides of the sheet-shaped main body, and each milling cutter is connected from one end of the sheet-shaped main body to the connection plate. The other end of the milling hole is provided with the first milling cutter, the second milling cutter and the third milling cutter with the inner diameter of the milling hole increasing sequentially, the first milling cutter, the second milling cutter and the third milling cutter The hole cutters are connected in one piece.

Further, the first milling cutter corresponds to machining an inner hole with an inner diameter of 25.4mm.

Further, the second milling cutter corresponds to machining an inner hole with an inner diameter of 27.5 mm.

Further, the third milling cutter corresponds to machining an inner hole with an inner diameter of 28 mm.

Further, the face milling cutter includes two groups of face milling cutters respectively connected with two hole milling cutters, each face milling cutter is L-shaped and fixed on the connection plate and connected with the corresponding hole milling cutter through chamfering and forming blades.

Further, the chamfering forming blade is an inclined blade.

Compared with the prior art, the advantages and beneficial effects of the present invention are as follows:

The present invention integrates a total of four cutters, namely, a milling cutter with a diameter of 28 mm, a milling cutter with a diameter of 27.5 mm, and a milling cutter with a diameter of 25.4 mm, for processing the oil cup seat in the original brake master cylinder, so as to achieve one-time processing and forming. The dynamic sub-pump is used to process compound cutters, thereby reducing the replacement steps of the cutter group, shortening the processing time, reducing costs, high work efficiency, and low labor intensity.

Description of drawings

Fig. 1 is a front view of the structure of the present invention;

Fig. 2 is a side view of the structure of the present invention;

Fig. 3 is a schematic diagram of the structure of the oil cup seat for structural processing according to the present invention.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

A compound tool for machining an oil cup seat in a brake master cylinder, which includes a protruding shaft 1, a connecting plate 2 and a protruding compound tool set, wherein the compound tool set and the protruding shaft 1 are respectively placed on both sides of the connecting plate 2.

The aforementioned composite cutter set includes a sheet-shaped main body 3, a stepped hole milling cutter 4 and an end face milling cutter 5, the sheet-shaped main body 1 is fixed radially along the connection plate 1, and the stepped hole milling cutter 4 is placed on both sides of the sheet-shaped main body 1, The end face milling cutter 5 is fixed on the connecting plate 2 and connected with the stepped hole milling cutter 4 to form a composite milling cutter structure for forming the contact hole and the end face at one time.

Specifically: the protruding shaft 1 and the connection plate 2 are provided with a cooling channel 7, which is a cooling through hole and includes a main channel and a branch channel, wherein the main channel corresponding to the part of the protruding shaft 1 is opened, and Correspondingly, a main channel is arranged in the connecting plate 2, and the main channel in the connecting plate 2 communicates with the branch channel.

The aforementioned stepped hole milling cutter 4 includes two groups of stepped hole milling cutters, the two groups of milling cutters are respectively placed on both sides of the sheet-shaped main body, and each milling cutter is connected from one end of the sheet-shaped main body to the other end connected to the connection plate. One end portion is successively provided with the first milling cutter 41, the second milling cutter and the third milling cutter 43 with the inner diameter of the milling hole increasing sequentially, the first milling cutter 41, the second milling cutter 42 and the The third hole milling cutter 43 is integrally connected.

Specifically: the first milling cutter 41 corresponds to processing an inner hole with an inner diameter of 25.4 mm; the second milling cutter 42 corresponds to processing an inner hole with an inner diameter of 27.5 mm; the third milling cutter 43 corresponds to processing The inner hole with an inner diameter of 28mm is suitable for the stepped hole on the oil cup seat A in the brake master cylinder.

The aforementioned face milling cutter 5 includes two groups of face milling cutters 51 connected to the two hole milling cutters respectively. connected. Specifically: the chamfering forming blade 6 is an inclined blade.

The present invention integrates a total of four cutters, namely, a milling cutter with a diameter of 28 mm, a milling cutter with a diameter of 27.5 mm, and a milling cutter with a diameter of 25.4 mm, for processing the oil cup seat in the original brake master cylinder, so as to achieve one-time processing and forming. The dynamic sub-pump is used to process compound cutters, thereby reducing the replacement steps of the cutter group, shortening the processing time, reducing costs, high work efficiency, and low labor intensity.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the various embodiments of the present invention. scope.

Claims (7)

1. oil cup seat processes compound tool in a kind of master cylinder, it is characterised in that：It includes answering for protruding shaft, terminal pad and protrusion Knife group is closed, wherein composite cutter group and protruding shaft is respectively placed in the both sides of terminal pad, and wherein composite cutter group includes flake main body, shoulder hole Milling cutter and face cutter, the flake main body is radially fixed along terminal pad, and shoulder hole milling cutter is placed in the side of flake main body two, and holds Face milling cutters are fixed in terminal pad and are connected with shoulder hole milling cutter, form the composite milling cutter knot of one-shot forming junctor hole and end face Structure.

2. oil cup seat processes compound tool in master cylinder according to claim 1, it is characterised in that：The shoulder hole milling Knife includes the hole milling knife of two groups of stepped distributions, and two groups of hole milling knives are respectively placed in flake main body both sides, and each hole milling knife is from sheet master Body one end end to its other end end being connected with terminal pad be disposed with the first hole milling knife that hole milling internal diameter increases successively, Second hole milling knife and the 3rd hole milling knife, the first hole milling knife, the second hole milling knife and the 3rd hole milling knife one is connected.

3. oil cup seat processes compound tool in master cylinder according to claim 2, it is characterised in that：First hole milling Knife correspondence processing internal diameter is the endoporus of 25.4mm.

4. oil cup seat processes compound tool in master cylinder according to claim 2, it is characterised in that：Second hole milling Knife correspondence processing internal diameter is the endoporus of 27.5mm.

5. oil cup seat processes compound tool in master cylinder according to claim 2, it is characterised in that：3rd hole milling Knife correspondence processing internal diameter is the endoporus of 28mm.

6. oil cup seat processes compound tool in master cylinder according to claim 2, it is characterised in that：The face cutter Including two groups of face milling knifes being connected with two hole milling knives respectively, each face milling knife it is L-shaped and its be fixed in terminal pad and with it is corresponding Hole milling knife by chamfering cutter-edge formation be connected.

7. oil cup seat processes compound tool in master cylinder according to claim 6, it is characterised in that：The chamfering shaping Blade is inclined edge.