CN218556326U

CN218556326U - Special-shaped profile part machining tool

Info

Publication number: CN218556326U
Application number: CN202222841346.7U
Authority: CN
Inventors: 苏琴; 娄德杰; 彭林华
Original assignee: CSSC Nanjing Luzhou Machine Co Ltd
Current assignee: CSSC Nanjing Luzhou Machine Co Ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-03
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a special-shaped profile part machining tool, which comprises a tool body, wherein the tool body consists of a clamping base body, a press-fitting mechanism, a positioning mechanism and a profiling boss, wherein the press-fitting mechanism, the positioning mechanism and the profiling boss are detachably arranged on the clamping base body, so that the tool body has a first machining state and a second machining state; the clamping base member is including the base that is the cuboid, follows the fixed establishment that is used for with the pedestal mounting on the equipment workstation is installed to base width direction's both ends face symmetry, when being in first processing state, install pressure equipment mechanism and positioning mechanism on the clamping base member, when being in the second processing state, the last surface mounting of clamping base member has with part finished product appearance assorted profile modeling boss, and is fixed demountable installation through the fastener that sets up on the profile modeling boss. The utility model discloses make the work piece clamping accurate, the processing of being convenient for has improved machining efficiency simultaneously, satisfies mass production's needs, makes the comprehensive cost reduce by a wide margin.

Description

Special-shaped profile part machining tool

Technical Field

The utility model relates to a processing frock, especially a processing frock for special-shaped profile part belongs to and makes auxiliary fixtures technical field.

Background

In present numerical control machining field, most of parts can both be said and can come out with numerical control machine tool machining, but the prerequisite is that the work piece must be fixed on equipment workstation, in the course of working of product reality, often can meet the part that the shape is complicated, and this type of part is difficult to be fixed with traditional anchor clamps such as three-jaw, four-jaw, vice, magnetic chuck, and this type of anchor clamps can only be used for the part of the simple rule of clamping shape. The method is characterized in that reasonable clamping can be carried out on the complex-profile part processed at this time only by manufacturing a corresponding tool. The tool is very suitable for large-batch part processing, clamping and positioning are simple and accurate, and the qualification rate of finished products is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, overcome prior art's shortcoming, provide a rational in infrastructure, convenient to use's special-shaped profile parts machining frock and application method, through reasonable clamping location, processing that can be fine goes out qualified part.

In order to achieve the above purpose, the utility model discloses specific technical scheme as follows: the utility model provides a dysmorphism profile parts machining frock which characterized in that: the tool comprises a tool body, wherein the tool body consists of a clamping base body, and a press-fitting mechanism, a positioning mechanism and a profiling boss which are detachably arranged on the clamping base body; enabling the tool body to have a first machining state and a second machining state;

the clamping base body comprises a cuboid base, fixing mechanisms for mounting the base on the equipment workbench are symmetrically arranged along two end faces in the width direction of the base,

when the clamping base body is in a first machining state, at least two groups of press-mounting mechanisms and two groups of positioning mechanisms are arranged on the clamping base body symmetrically along the length direction of the base, and the two groups of positioning mechanisms are respectively arranged on two adjacent side edges of the base;

when the clamping device is in a second machining state, a profiling boss matched with the shape of a finished part is arranged on the upper surface of the clamping base body, and the clamping base body is detachably installed and fixed through a fastener arranged on the profiling boss.

Furthermore, two waist-shaped grooves for placing the fixing mechanism are symmetrically formed in the two ends of the base, the fixing mechanism is fixedly connected with a machine tool groove of the equipment workbench in a clamping mode through a nut below the fixing mechanism, and the inner side end of the fixing mechanism extends into the waist-shaped grooves to be fixed.

Furthermore, the fixing mechanism comprises a nut, a screw rod, a pressing plate, a gasket and a trapezoidal nut which are fixedly connected in sequence; the pressing plate is a rectangular block, a rectangular through hole for mounting a screw rod is formed in the center of the pressing plate, after the screw rod penetrates through the through hole of the pressing plate, the upper end of the screw rod is locked through a nut and a gasket, the lower end of the screw rod is fixedly connected with a trapezoidal nut, and the trapezoidal nut is placed in a machine tool groove of the equipment workbench and can move and adjust along a trapezoidal groove.

Furthermore, one end of the pressing plate is inserted into the waist-shaped groove, the pressing plate is fixedly connected with the clamping base body through a screwing nut, and a protruding block is arranged below the other end of the pressing plate.

Furthermore, the press-mounting mechanisms are four groups and comprise fixing screw rods and clamping plates, the clamping plates are rectangular, rectangular grooves for mounting the fixing screw rods are formed in the clamping plates, the tops of the fixing screw rods are screwed down through nuts after the fixing screw rods penetrate through the rectangular grooves, and the bottoms of the fixing screw rods are fixed through mounting blocks arranged on the equipment workbench; the front end of the clamping plate extends outwards to form a clamping part for press fitting of parts.

Furthermore, the rear side of the rectangular groove is also provided with a circular groove for installing a supporting screw rod, and the supporting screw rod is in threaded connection with the circular groove and fixed through a cushion block arranged on the equipment workbench after penetrating through the circular groove.

Furthermore, the positioning mechanism comprises a baffle plate for tightly pushing the part, and the lower part of the baffle plate is installed on the side surface of the base through a fastener.

Furthermore, the profiling boss is a rectangular plate, and steps consistent with the appearance of the part are symmetrically arranged at two ends of the profiling boss in the width direction of the profiling boss.

Furthermore, the profiling boss can be replaced according to the shape of the part, and the thickness of the profiling boss is larger than the thread length of the fastener.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses not only solved the clamping problem of this complicated part, made the work piece clamping accurate moreover, the processing of being convenient for. Moreover, because two tools are designed for matching use, in the practical use, a part of equipment can specially execute a first procedure, and other equipment executes a second procedure, so that the procedures are separately processed, the processing efficiency is greatly improved, the requirement of mass production is met, and the comprehensive cost is greatly reduced.

Drawings

Fig. 1 is a schematic structural view of the processing tool of the present invention in the first processing state.

Fig. 2 is a schematic structural diagram of the processing tool of the present invention in the second processing state.

Fig. 3 is a schematic view of the first clamping of the present invention.

Fig. 4 is a schematic view of the second clamping of the present invention, (a) is an exploded view of the clamping process, and (b) is a schematic view after the clamping is completed.

Fig. 5 is a schematic diagram after the second processing of the present invention.

Fig. 6 is the change process diagram of the processed parts of the present invention, (a) is a schematic diagram of a blank, (b) is a schematic diagram after the first clamping is completed, and (c) is a schematic diagram of a finished part after the second clamping is completed.

Detailed Description

The technical scheme of the utility model is further explained in detail with the attached drawings as follows:

the tooling for processing the special-shaped profile part is designed into two parts according to a processing procedure, wherein the tooling I comprises a rectangular base body, a press-mounting mechanism, positioning baffles and the like, two kidney-shaped grooves are formed in two end faces in the length direction of the base body respectively and used for placing a press plate to fix the base body, the base body is fixed on an equipment workbench through four press-mounting mechanisms in the length direction, a blank is positioned and horizontally placed on the surface of the base body through two positioning baffles at the corners of the base body, then the blank is fixed on the surface of the base body through the four press-mounting mechanisms in the middle, and the blank can be processed for the first time after being clamped; the second tool comprises a base body with a profiling boss, a press-fitting mechanism and screws, the base body of the second tool is also rectangular, but a layer of steps is added compared with the first tool, the first layer of steps is a profiling outline, the outline of the first layer of steps is processed according to the outline of a part, 8 threaded holes are drilled in the surface of each step and used for screwing screws into fixed workpieces, the base body is fixed on an equipment workbench through the press-fitting mechanism, the part which is processed for the first time is placed on the profiling boss during use, the second time of processing can be performed after the part is fixed by the screws, and all processing of the part is completed after the processing for the time.

During the use, refer to fig. 2, place the blank on the upper surface of frock one, two limits of paying attention to the blank during putting withstand two locating baffle at frock base member corner, then with the pressure equipment mechanism compress tightly the work piece can. And then, drilling 8 through holes by the numerical control machine according to the numbered program, and finishing the first part of processing after the drilling is finished.

Referring to fig. 3 again, the part after the first machining is placed on the profiling convex table surface according to the position of the hole, and is screwed and fixed by the screw, and then the outlines of the part, the inner cavity, the groove and the like are milled according to the programmed program. The workpiece is machined, and fig. 4 is a schematic diagram of the undetached part, and the screw is dismounted, and the workpiece is taken out to be the finished product. Fig. 5 is a diagram of a change process from a blank to a finished product.

According to the practical use effect, the tool is reasonable in manufacture, simple in clamping, accurate in positioning and reusable, the machined part completely meets the drawing requirements, and meanwhile, the production cost is also reduced.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration only, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the claims and their equivalents.

Claims

1. The utility model provides a dysmorphism profile parts machining frock which characterized in that: the tool comprises a tool body, wherein the tool body consists of a clamping base body, and a press-fitting mechanism, a positioning mechanism and a profiling boss which are detachably arranged on the clamping base body;

enabling the tool body to have a first machining state and a second machining state;

2. The special-shaped profile part machining tool according to claim 1, characterized in that: two waist-shaped grooves for placing the fixing mechanism are symmetrically formed in two ends of the base, the fixing mechanism is fixedly connected with a machine tool groove of the equipment workbench in a clamping mode through a nut below the fixing mechanism, and the inner side end of the fixing mechanism extends into the waist-shaped grooves to be fixed.

3. The special-shaped profile part machining tool according to claim 2, characterized in that: the fixing mechanism comprises a nut, a screw rod, a pressing plate, a gasket and a trapezoidal nut which are fixedly connected in sequence; the clamp plate is a rectangular block, a rectangular through hole for installing a screw rod is formed in the center of the clamp plate, after the screw rod penetrates through the through hole of the clamp plate, the upper end of the screw rod is locked through a nut and a gasket, the lower end of the screw rod is fixedly connected with a trapezoidal nut, and the trapezoidal nut is placed in a machine tool groove of an equipment workbench and can be movably adjusted along a trapezoidal groove.

4. The special-shaped profile part machining tool according to claim 3, characterized in that: one end of the pressing plate is inserted into the waist-shaped groove, the pressing plate and the clamping base body are fixedly connected through screwing the nut, and a protruding block is arranged below the other end of the pressing plate.

5. The special-shaped profile part machining tool according to claim 1, characterized in that: the four groups of press-mounting mechanisms comprise fixing screws and clamping plates, the clamping plates are rectangular, rectangular grooves for mounting the fixing screws are formed in the clamping plates, the tops of the fixing screws are screwed through nuts after the fixing screws penetrate through the rectangular grooves, and the bottoms of the fixing screws are fixed through mounting blocks arranged on the equipment workbench; the front end of the clamping plate extends outwards to form a clamping part for press mounting of parts.

6. The special-shaped profile part machining tool according to claim 5, characterized in that: the rear side of the rectangular groove is also provided with a circular groove for installing a supporting screw rod, and the supporting screw rod is in threaded connection with the circular groove and fixed through a cushion block arranged on the equipment workbench after penetrating through the circular groove.

7. The special-shaped profile part machining tool according to claim 1, characterized in that: the positioning mechanism comprises a baffle plate for tightly pushing the part, and the lower part of the baffle plate is arranged on the side surface of the base through a fastener.

8. The special-shaped profile part machining tool according to claim 1, characterized in that: the profiling boss is a rectangular plate, and steps consistent with the appearance of the part are symmetrically arranged at two ends of the profiling boss in the width direction.

9. The special-shaped profile part machining tool according to claim 8, characterized in that: the profile modeling boss can be changed according to the part appearance, and thickness is greater than the screw thread length of fastener.