CN217019527U - Tool for machining automobile brake support - Google Patents

Abstract

The utility model relates to the technical field of brake bracket processing equipment, and discloses a tool for processing an automobile brake bracket, which comprises a positioning module and a bridge plate, wherein the positioning module is arranged on the bridge plate; the positioning module comprises two positioning units which are symmetrically arranged, and a placing groove is reserved between the positioning units; the positioning unit comprises an X-axis clamping assembly and a Z-axis clamping assembly, the X-axis clamping assembly is used for positioning and mounting the workpiece in the X-axis direction, and the Z-axis clamping assembly is used for positioning and mounting the workpiece in the Z-axis direction; a plurality of positioning modules are fixedly arranged on the bridge plate; wherein, the bridge plate is provided with a processing window at the corresponding position of the placing groove. The utility model solves the problem that the machining efficiency and the machining quality of the brake bracket are influenced because the brake bracket needs to be clamped for many times in the machining process of the conventional brake bracket machine.

Description

Tool for machining automobile brake support

Technical Field

The utility model relates to the technical field of brake bracket processing equipment, in particular to a tool for processing an automobile brake bracket.

Background

For automobiles, the corresponding brake performance is an important aspect in ensuring the safe driving of the automobile. The brake bracket is a component of the internal brake assembly system of the automobile and plays an important role in the whole brake assembly system. The brake bracket has the most direct influence on the braking of the automobile brake due to the mass of the brake bracket. Therefore, the brake bracket is put forward higher quality requirement in the process of application. This is not only a demand for increasing precision in the machining industry, but also a demand for safety and reliability of automobiles.

For the machining process of the brake bracket, a manufacturing enterprise generally adopts a procedure of casting and molding the brake bracket and then machining the brake bracket subsequently. In the machining stage, a part is generally machined by using one piece of equipment, referring to the brake support structure shown in fig. 4-5, firstly a sliding groove and a positioning groove are machined, then a large arc groove is machined on the basis, and finally a pin hole and a threaded hole are machined. However, the process flow is difficult to realize industrial automation manufacturing. Therefore, the problems of more equipment, more staff, long processing time and high production cost are caused in the process of machining the brake frame.

In addition, in the existing production process of the brake bracket, a manufacturer needs to clamp and process the brake bracket for multiple times. Therefore, the production efficiency is reduced, the quality control difficulty of the brake support is increased, the positioning error is increased due to repeated clamping, and the machining precision and the product quality of the brake support are seriously influenced.

SUMMERY OF THE UTILITY MODEL

Based on the technical problems, the utility model provides a tool for machining an automobile brake support, and solves the problem that the machining efficiency and the machining quality of the brake support are affected due to the fact that multiple times of clamping are needed in the machining process of an existing brake support machine.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a tool for machining an automobile brake bracket comprises a positioning module and a bridge plate; the positioning module comprises two positioning units which are symmetrically arranged, and a placing groove is reserved between the positioning units; the positioning unit comprises an X-axis clamping assembly and a Z-axis clamping assembly, the X-axis clamping assembly is used for positioning and mounting the workpiece in the X-axis direction, and the Z-axis clamping assembly is used for positioning and mounting the workpiece in the Z-axis direction; a plurality of positioning modules are fixedly arranged on the bridge plate;

wherein, the bridge plate is provided with a processing window at the corresponding position of the placing groove.

Furthermore, the X-axis clamping assembly comprises a positioning block, an X-axis pressure cylinder and a pressing block, and the positioning block is fixedly arranged on the bridge plate; the X-axis pressure cylinder is fixedly arranged on the bridge plate; the pressing block is fixedly connected with the end head of the telescopic rod of the X-axis pressure cylinder and is used for being matched with the positioning block to clamp and position the workpiece in the X-axis direction.

Furthermore, a first pressing nail is arranged on the bridge plate, the arrangement direction of the first pressing nail is perpendicular to the moving direction of the pressing block, and the first pressing nail is used for clamping and positioning the workpiece in the Y-axis direction.

Furthermore, the first pressing nail is an elastic pressing nail.

Furthermore, the Z-axis clamping assembly comprises a Z-axis pressure cylinder, a cantilever and a second pressing nail; the Z-axis pressing cylinder is fixedly arranged on the bridge plate; one end of the cantilever is fixedly connected with the end of the telescopic rod of the Z-axis pressure cylinder; the second pressing nail is fixedly connected with the other end of the cantilever and is used for being matched with the bridge plate to clamp and position the workpiece in the Z-axis direction.

Furthermore, the cantilever and the telescopic rod of the Z-axis pressure cylinder are matched in a conical surface mode and locked through a nut.

Compared with the prior art, the utility model has the beneficial effects that:

the tool for machining the brake bracket can complete the whole machining operation of the brake bracket on the premise of one-time clamping, thereby avoiding the problem of influencing the machining efficiency and the machining quality of the brake bracket caused by multiple times of clamping and improving the machining efficiency and the machining quality of the brake bracket.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. Wherein:

FIG. 1 is a schematic view of an assembly structure of a tool for machining an automobile brake support and the automobile brake support.

FIG. 2 is a schematic structural diagram of a tool for machining an automobile brake bracket.

Fig. 3 is a top view of fig. 2.

FIG. 4 is a first diagram illustrating a structure of a brake spider workpiece.

FIG. 5 is a second schematic view of a brake spider workpiece.

The device comprises a 1X-axis clamping assembly, a 101X-axis pressing cylinder, a 102 pressing block, a 103 positioning block, a 2Z-axis clamping assembly, a 201Z-axis pressing cylinder, a 202 cantilever, a 203 second pressing nail, a 3 bridge plate, a 4 workpiece, a 401 threaded hole, a 402 pin hole, a 403 large arc groove, a 404 positioning groove, a 405 sliding groove, a 5 processing window and a 6 first pressing nail.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings of the embodiments of the present application. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the application without any inventive step, are within the scope of protection of the application.

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 application belongs. As used in this application, the terms "first," "second," and the like do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. 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 may also be changed accordingly.

Fig. 1 to 3 are schematic structural views of a tool for machining a brake bracket of an automobile according to some embodiments of the present disclosure, and the tool for machining a brake bracket of an automobile according to the present disclosure will be described with reference to fig. 1 to 3. It should be noted that fig. 1-3 are merely examples, and do not limit the specific shape and structure of the tool for machining the automobile brake bracket.

Referring to fig. 1 to 3, in some embodiments, a tool for machining an automobile brake bracket includes a positioning module and a bridge plate 3; the positioning module comprises two positioning units which are symmetrically arranged, and a placing groove is reserved between the positioning units; the positioning unit comprises an X-axis clamping component 1 and a Z-axis clamping component 2, the X-axis clamping component is used for positioning and installing a workpiece 4 in the X-axis direction, and the Z-axis clamping component 2 is used for positioning and installing the workpiece 4 in the Z-axis direction; a plurality of positioning modules are fixedly arranged on the bridge plate 3;

wherein, the bridge plate 3 is provided with a processing window 5 at the corresponding position of the placing groove.

In this embodiment, when the tool is used, the workpiece 4 to be processed is placed in the placing groove, and the positioning unit is used to clamp and position the workpiece 4, so as to complete the assembly between the workpiece 4 and the tool. And assembling the tool with a four-axis turntable of a machining center, and machining the brake support by using the machining center. Specifically, the tool and the four-axis rotary table are assembled through hydraulic clamping.

By adopting the tool, the whole machining operation of the brake bracket can be completed on the premise of one-time clamping, so that the problem that the machining efficiency and the machining quality of the brake bracket are influenced due to multiple times of clamping is avoided, and the machining efficiency and the machining quality of the brake bracket are improved.

Specifically, the frock can place the brake support of unidimensional not through the size of adjustment standing groove, has very strong flexibility. Therefore, the workpiece 4 placed on the tool can be a brake bracket with different sizes, and the tool is wide in application range.

Specifically, the tool can be provided with a plurality of positioning units to mount a plurality of brake bracket workpieces 4. The machining operation of a plurality of brake supports can be completed at one time, and the machining efficiency of the brake supports is further improved.

Preferably, the X-axis clamping assembly 1 comprises a positioning block 103, an X-axis pressure cylinder 101 and a pressure block 102, wherein the positioning block 103 is fixedly mounted on the bridge plate 3; the X-axis cylinder 101 is fixedly installed on the bridge plate 3; the pressing block 102 is fixedly connected with the end of an expansion link of the X-axis pressing cylinder 101, and the pressing block 102 is used for being matched with the positioning block 103 to clamp and position the workpiece 4 in the X-axis direction.

The X-axis clamping assembly 1 controls the pressing block 102 to move and the positioning block 103 to be matched with each other to clamp and position the workpiece 4 in the X-axis direction through the telescopic action of the X-axis pressure cylinder 101, and the X-axis clamping assembly is simple in structure and reliable in clamping action.

Preferably, the bridge plate 3 is provided with a first pressing nail 6, the arrangement direction of the first pressing nail 6 is perpendicular to the moving direction of the pressing block 102, and the first pressing nail 6 is used for clamping and positioning the workpiece 4 in the Y-axis direction.

Wherein, first pressure nail 6 is fixed a position work piece 4 in Y axle direction, has increased the locating surface of work piece 4, has improved the accuracy and the stability of work piece 4 location.

Preferably, the first press stud 6 is an elastic press stud.

Wherein, the elastic pressing nail enables the first pressing nail 6 to be an elastic movable structure through elastic parts such as a spring and the like so as to adapt to the processing of brake supports with different sizes.

Preferably, the Z-axis clamping assembly 2 comprises a Z-axis pressure cylinder 201, a cantilever 202 and a second press pin 203; the Z-axis pressure cylinder 201 is fixedly arranged on the bridge plate 3; one end of the cantilever 202 is fixedly connected with the end of the telescopic rod of the Z-axis pressure cylinder 201; the second pressing nail 203 is fixedly connected with the other end of the cantilever 202, and the second pressing nail 203 is used for being matched with the bridge plate 3 to clamp and position the workpiece 4 in the Z-axis direction.

The Z-axis pressure cylinder 201 adjusts the position of the second pressing pin 203 through the rotating cantilever 202, and after the second pressing pin 203 reaches the positioning position, the Z-axis pressure cylinder 201 is pressed down to make the second pressing pin 203 contact with the workpiece 4, so as to clamp and position the workpiece 4 in the Z-axis direction.

Specifically, the contact position of the second press stud 203 and the workpiece 4 is the plane of the brake spider pin hole 402.

Preferably, the cantilever 202 and the telescopic rod of the Z-axis cylinder 201 are in conical fit and locked by a nut.

According to the embodiment, the specific processing process of the tool for processing the automobile brake bracket is as follows:

referring to fig. 4 to 5, the positions of the brake bracket workpiece 4 to be machined are a sliding groove 405, a positioning groove 404, a large arc groove 403, a pin hole 402 and a threaded hole 401.

In the standing groove was put into to brake support work piece 4, first pressure nail 6 supported the 4 sides of work pieces, started X axle and pressed jar 101 and Z axle and pressed tightly work piece 4 with jar 201, began processing. Firstly milling and drilling a threaded hole 401 and a plane of the threaded hole, washing a large arc groove 403, then rotating a four-axis rotary table to mill a sliding groove 405 and a small groove, then rotating the four-axis rotary table to process a positioning groove 404 through a processing window 5 on a bridge plate 3, then rotating the four-axis rotary table to an initial position, enabling a Z-axis hydraulic cylinder 201 to act, loosening a second pressing nail 203 and a cantilever 202, starting to process a pin hole 402 and the plane of the pin hole, loosening an X-axis oil cylinder after processing is finished, taking out a workpiece 4, putting a new workpiece 4, and turning off the next wheel for processing.

Specifically, the X-axis cylinder 101 is a cylinder.

Specifically, the Z-axis pressing cylinder 201 is a rotary pressing cylinder.

Specifically, the machining center is provided with a vision system, so that the tools, the tools and the products can be monitored in real time in the machining process of the brake support frame machine, the vision system monitors the machining process in the whole process, whether the workpiece 4 is placed in place or not, whether machining is completed or not and whether clamping is in place or not are judged, and otherwise, an alarm is given and operation is suspended. Meanwhile, the manipulator is arranged to replace manual operation equipment, so that the automation degree is high.

The clamping and processing of the tool are carried out once, clamping and positioning errors caused by multiple times of clamping are avoided, the processing quality and the processing precision are improved, the performance of the automobile brake support is greatly improved, and safety accidents of an automobile in the operation process can be reduced. The product can be switched by replacing the auxiliary pressing plate, so that the product switching time is greatly shortened. Because the main structure of the positioning unit is not changed when the products are switched, the products are switched without debugging, and debugging can be completed only by first inspection and fine adjustment.

By adopting the tool, a plurality of brake supports can be clamped for processing at each time, so that the time for changing the tool and the idle stroke time for many times are saved, and the processing efficiency is greatly improved.

The production process of the tool is simple, the balance problem among the working procedures is avoided, the production line rate and the equipment utilization rate are greatly improved, and the enterprise processing cost is effectively reduced; the CPK/PPK value can reach more than 1.67, and the cost is reduced by 70 percent. And because once clamping, the manipulator of being convenient for use carries out automated production, has reduced staff's quantity. And then, the vision system and the mechanical arm are used for automatic production, so that the number of staff can be greatly reduced, and full-intelligent and manual remote production control can be realized.

The above is the embodiment of the present invention. The embodiments and specific parameters thereof are only used for clearly illustrating the verification process of the utility model and are not used for limiting the scope of the utility model, which is defined by the appended claims, and all equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be covered by the protection scope of the present invention.

Claims (6)

1. The utility model provides a frock for automobile brake support processing which characterized in that includes:

the positioning module comprises two positioning units which are symmetrically arranged, and a placing groove is reserved between the positioning units; the positioning unit comprises an X-axis clamping assembly and a Z-axis clamping assembly, the X-axis clamping assembly is used for positioning and installing the workpiece in the X-axis direction, and the Z-axis clamping assembly is used for positioning and installing the workpiece in the Z-axis direction;

the bridge plate is fixedly provided with a plurality of positioning modules;

and the bridge plate is provided with a processing window at the corresponding position of the placing groove.

2. The tooling for machining the automobile brake bracket according to claim 1, wherein the X-axis clamping assembly comprises:

the positioning block is fixedly arranged on the bridge plate;

the X-axis pressure cylinder is fixedly arranged on the bridge plate;

the pressing block is fixedly connected with the end of the telescopic rod of the X-axis pressure cylinder, and the pressing block is used for being matched with the positioning block to clamp and position the workpiece in the X-axis direction.

3. The tool for machining the automobile brake bracket according to claim 2, characterized in that:

the bridge plate is provided with first pressing nails, the arrangement direction of the first pressing nails is perpendicular to the moving direction of the pressing block, and the first pressing nails are used for clamping and positioning the workpiece in the Y-axis direction.

4. The tool for machining the automobile brake bracket according to claim 3, characterized in that:

the first pressing nail is an elastic pressing nail.

5. The tool for machining the automobile brake bracket according to claim 1, wherein the Z-axis clamping assembly comprises:

the Z-axis pressure cylinder is fixedly arranged on the bridge plate;

one end of the cantilever is fixedly connected with the end head of the telescopic rod of the Z-axis pressure cylinder;

and the second pressing nail is fixedly connected with the other end of the cantilever and is used for being matched with the bridge plate to clamp and position the workpiece in the Z-axis direction.

6. The tool for machining the automobile brake bracket as claimed in claim 5, wherein the tool comprises:

the cantilever and the telescopic rod of the Z-axis pressure cylinder are matched by conical surfaces and locked by nuts.

Images