CN217702459U

CN217702459U - Clamping tool for milling parts

Info

Publication number: CN217702459U
Application number: CN202221890878.3U
Authority: CN
Inventors: 吉强; 刘艳娥
Original assignee: Establishment of Aviation Co Ltd
Current assignee: Establishment of Aviation Co Ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-11-01
Anticipated expiration: 2032-07-21

Abstract

The utility model discloses a part mills processing and uses clamping frock, include: a base; the positioning seat is fixedly arranged on the top surface of the base, one side of the positioning seat is provided with a positioning inclined plane, and the positioning inclined plane is provided with a positioning groove; compress tightly fixed subassembly, fixed the setting in the top surface of base, the symmetrical both sides that distribute in the location inclined plane. The utility model discloses a clamping frock simple structure, it is convenient to install, and is fixed firm, satisfies triaxial machining center's processing demand to manufacturing cost has been reduced.

Description

Clamping tool for milling parts

Technical Field

The utility model relates to a part mills processing technology field, especially relates to a part mills clamping frock for processing.

Background

Various parts are encountered in the field of aeronautics, and many parts are milled and formed by a milling machine. Parts with irregular structures need to be processed in a five-axis machining center, and the cost of labor and machines for batch production is high. In the component shown in fig. 1, an inclined mounting portion is provided on a side close to the bottom end, and a machining portion is provided at the top, which requires milling by a milling machine. In the machining process, in order to enable the machining part of the part to be in a horizontal state and meet the requirement that the machining of the part can be completed by a three-axis machining center, a clamping tool is urgently needed, and the production cost is reduced.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defect or not enough among the prior art, it is desirable to provide a simple structure, and the installation is convenient, and is fixed firm, satisfies triaxial machining center's processing demand to reduction in production cost's part mills processing and uses clamping frock.

The utility model provides a pair of part mills processing and uses clamping frock, include:

a base;

the positioning seat is fixedly arranged on the top surface of the base, one side of the positioning seat is provided with a positioning inclined surface, and the positioning inclined surface is provided with a positioning groove matched with the inclined mounting part on one side of the part and used for positioning the part so that the processing part at the top end of the part is in a horizontal state;

and the pressing fixing component is fixedly arranged on the top surface of the base, symmetrically distributed on two sides of the positioning inclined plane and used for pressing and fixing the part on the positioning seat.

Further, compress tightly fixed subassembly including the symmetry set up in the supporting seat of location inclined plane both sides, one side on the top of supporting seat be provided with the parallel support inclined plane of location inclined plane, the one side that is close to the location inclined plane on the support inclined plane is provided with the screw, and the fixed supporting screw that is provided with in one side of keeping away from the location inclined plane, threaded connection has the locking bolt on the screw, sliding on supporting screw and the locking bolt has cup jointed a clamp plate, lie in on the supporting screw supporting nut has been cup jointed to the screw thread between inclined plane and the clamp plate.

Further, the top surface of base is provided with first mounting groove, the embedding of the bottom interference fit of positioning seat in the first mounting groove, the top surface of base is located the bilateral symmetry of first mounting groove is provided with the second mounting groove, the embedding of the bottom one-to-one of supporting seat in the second mounting groove, the supporting seat pass through countersunk head bolt fixed mounting in the second mounting groove.

Furthermore, the pressing plate is made of high-strength alloy materials.

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

the clamping tool is provided with a positioning seat and a pressing and fixing component, the positioning seat is provided with a positioning inclined plane and a positioning groove, and a part is positioned through the positioning inclined plane and the positioning groove, so that a processing part of the part is in a horizontal state; then the parts are fixed on the positioning seat through the pressure fastening fixing component. After the positioning and fixing of the part are completed, the part is placed on a workbench of a milling machine along with a clamping tool, and the milling operation is performed on a machining part of the part. The clamping tool is simple in structure, convenient to install, fixed and stable, and meets the machining requirements of a three-axis machining center, so that the production cost is reduced.

It should be understood that what is described in this summary section is not intended to limit key or critical features of embodiments of the invention, nor is it intended to limit the scope of the invention. Other features of the present invention will become apparent from the following description.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic structural view of a part;

FIG. 2 is a schematic structural view of a clamping tool;

FIG. 3 is a schematic view of the fixing assembly;

fig. 4 is a schematic structural diagram of a mounting part of the clamping tool.

Reference numbers in the figures: 1. a part; 2. a base; 3. positioning seats; 4. compressing and fixing the assembly;

11. an inclined mounting part; 12. a processing section;

21. a first mounting groove; 22. a second mounting groove;

31. positioning the inclined plane; 32. positioning a groove;

41. a supporting seat; 42. a support ramp; 43. a support screw; 44. locking the bolt; 45. pressing a plate; 46. and supporting the nut.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 4, an embodiment of the present invention provides a clamping tool for milling a part, including:

a base 2;

the positioning seat 3 is fixedly arranged on the top surface of the base 2, one side of the positioning seat 3 is provided with a positioning inclined surface 31, and the positioning inclined surface 31 is provided with a positioning groove 32 matched with the inclined mounting part 11 on one side of the part 1 and used for positioning the part 1 so as to enable the processing part 12 at the top end of the part 1 to be in a horizontal state;

compress tightly fixed subassembly 4, fixed the setting in the top surface of base 2, the symmetrical both sides that distribute in location inclined plane 31 for compress tightly part 1 and be fixed in on positioning seat 3.

In this embodiment, when the milling process is performed on the processing portion 12 at the top of the component 1 as shown in fig. 1, the inclined mounting portion 11 of the component 1 is first fitted into the positioning groove 32, and the inclined angle of the positioning slope 31 is matched with the inclined angle of the inclined mounting portion 11, so that the processing portion 12 of the component 1 fitted into the positioning groove 32 is in a horizontal state. The part 1 is fixed on the positioning seat 3 through the compression fastening component 4. The machining part 12 in the horizontal state can meet the machining requirements by adopting a three-axis machining center.

After the positioning and fixing of the part 1 are completed, the part 1 is placed on a workbench of a milling machine along with a clamping tool, and the milling operation is performed on the machining part 12 of the part 1. The clamping tool is simple in structure, convenient to install, stable and firm in fixation, and greatly reduces the cost of 1-batch generation of parts.

In a preferred embodiment, as shown in fig. 2 and 3, the pressing and fixing assembly 4 includes supporting seats 41 symmetrically disposed on two sides of the positioning inclined plane 31, a supporting inclined plane 42 parallel to the positioning inclined plane 31 is disposed on one side of a top end of the supporting seat 41, a screw hole is disposed on one side of the supporting inclined plane 42 close to the positioning inclined plane 31, a supporting screw 43 is fixedly disposed on one side far from the positioning inclined plane 31, a locking bolt 44 is threadedly connected to the screw hole, a pressing plate 45 is slidably sleeved on the supporting screw 43 and the locking bolt 44, and a supporting nut 46 is threadedly sleeved on the supporting screw 43 between the supporting inclined plane 42 and the pressing plate 45.

In the embodiment, after the part 1 is positioned by the positioning seat 3, one end of the pressure plate 45 is sleeved on the support screw 43, the other end of the pressure plate is pressed on one side of the part 1, then the locking bolt 44 penetrates through the pressure plate 45 and is in threaded connection with the screw hole, and the locking bolt 44 is screwed down; and then the installation of the pressing plate 45 of the other side is completed. The supporting position of the supporting nut 46 can be adjusted by rotating the supporting nut through a wrench so as to meet the fixing requirement of the part 1, and after the locking bolt 44 is screwed down, the pressing force of the pressing plate 45 can be increased by rotating the supporting nut 46. Compress tightly fixed subassembly 4 installation convenient fast, it is fixed firm.

In a preferred embodiment, as shown in fig. 2, a first mounting groove 21 is formed on the top surface of the base 2, the bottom ends of the positioning bases 3 are embedded into the first mounting groove 21 in an interference fit manner, second mounting grooves 22 are symmetrically formed on two sides of the top surface of the base 2, which are located on the first mounting groove 21, the bottom ends of the supporting seats 41 are embedded into the second mounting grooves 22 in a one-to-one correspondence manner, and the supporting seats 41 are fixedly mounted in the second mounting grooves 22 through countersunk bolts. Each part of the clamping tool adopts an assembled structure, and each part is independently processed and formed, so that the manufacturing cost of the clamping tool is reduced.

In a preferred embodiment, the pressing plate 45 is made of a high-strength alloy material, has high structural strength, is not easy to deform, and ensures the fixing effect of the pressing and fixing component 4.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a part mills processing and uses clamping frock which characterized in that includes:

a base;

2. The part mills processing and uses clamping frock according to claim 1, characterized in that, compress tightly fixed subassembly including the symmetry set up in the supporting seat of location inclined plane both sides, one side on the top of supporting seat be provided with the parallel support inclined plane of location inclined plane, the one side that is close to the location inclined plane on the support inclined plane is provided with the screw, the fixed supporting screw that is provided with in one side of keeping away from the location inclined plane, threaded connection has locking bolt on the screw, sliding sleeve has a clamp plate on supporting screw and the locking bolt, the last screw that lies in of supporting screw has cup jointed support nut between inclined plane and the clamp plate.

3. The clamping tool for milling parts as claimed in claim 2, wherein the top surface of the base is provided with a first mounting groove, the bottom end of the positioning seat is embedded into the first mounting groove in an interference fit manner, the top surface of the base is positioned on two sides of the first mounting groove and symmetrically provided with second mounting grooves, the bottom ends of the supporting seats are embedded into the second mounting grooves in a one-to-one correspondence manner, and the supporting seats are fixedly mounted in the second mounting grooves through countersunk bolts.

4. The clamping tool for milling parts as claimed in claim 3, wherein the pressing plate is made of a high-strength alloy material.