CN218518196U

CN218518196U - Positioning fixture is used in numerically controlled fraise machine production

Info

Publication number: CN218518196U
Application number: CN202222852729.4U
Authority: CN
Inventors: 李爽; 刘艳华
Original assignee: Volvo Technology Dalian Co ltd
Current assignee: Volvo Technology Dalian Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-24
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses a positioning fixture for the production of a numerical control milling machine, which comprises a bottom plate, one side of the top of the bottom plate is detachably connected with a support, one side of the support is sequentially provided with a first base and a second base, the first base is attached to the support, and one side of the second base, which is far away from the first base, is provided with an adjusting unit; the adjusting unit comprises a support, a baffle, an opening, a first screw, a fixing nut, a second screw and a limiting rod; one side of the support is rotatably connected with a baffle, and the other side of the support is rotatably connected with a first screw rod. The utility model relates to a milling machine technical field, this positioning fixture is used in numerically controlled fraise machine production through the cooperation between gag lever post, first base, second base and the support, has realized when fixing the work piece, can adjust the position of support, and then the distance between adjustment support and the baffle, so, can be applicable to in the great range, the clamping of the different specification work pieces of homomorphism is fixed, has improved application scope.

Description

Positioning fixture is used in numerically controlled fraise machine production

Technical Field

The utility model relates to a milling machine technical field specifically is a positioning fixture is used in numerically controlled fraise machine production.

Background

A milling machine is a machine tool that mills a workpiece with a milling cutter. Milling machine can also process more complicated profile except can milling plane, slot, the teeth of a cogwheel, screw thread and integral key shaft, and efficiency is higher than the planer, obtains the wide application in mechanical manufacturing and repair department, and not through lathe, milling machine's anchor clamps are rigid, and some circumstances still need carry out special design to the shape and the specification of work piece, but traditional anchor clamps are to the part of same shape, and applicable size's scope is little, can not satisfy the processing needs of same shape, many sizes work piece.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a positioning fixture is used in numerically controlled fraise machine production has solved traditional anchor clamps, and to the part of same shape, the scope of applicable size is little, can not satisfy the problem with shape, many sizes work piece processing needs.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a positioning fixture for production of a numerical control milling machine comprises a bottom plate, wherein a support is detachably connected to one side of the top of the bottom plate, a first base and a second base are sequentially arranged on one side of the support, the first base is attached to the support, and an adjusting unit is arranged on one side, away from the first base, of the second base; the adjusting unit comprises a bracket, a baffle, an opening, a first screw, a fixing nut, a second screw and a limiting rod; one side of support is rotated and is connected with the baffle, the opposite side of support is rotated and is connected with first screw rod, the end of baffle is provided with the opening, the outer wall threaded connection of first screw rod in fixation nut, the support is close to one side fixedly connected with gag lever post of second base, the outer wall of gag lever post runs through the second base to with second base swing joint, the inner wall of second base rotates through the bearing and is connected with the second screw rod, the outer wall of second screw rod and the inner wall threaded connection of support.

Preferably, the back of the first base is connected with a guide rail in a matching manner, and the guide rail is fixedly connected with the side surface of the support.

Preferably, the top grooves of the first base and the second base are inserted with chamfered pins.

Preferably, square holes are formed in two sides of the side faces of the first base and the second base, a third screw rod is arranged inside each square hole, the third screw rod located inside each square hole is rotatably connected with the first base and the second base respectively, and the bottom of the third screw rod is in threaded connection with the bottom plate.

Preferably, both sides of the bottom plate are provided with limit openings.

Advantageous effects

The utility model provides a positioning fixture is used in numerically controlled fraise machine production. The method has the following beneficial effects: this positioning fixture is used in numerically controlled fraise machine production through the cooperation between gag lever post, first base, second base and the support, when having realized fixing the work piece, can adjust the position of support, and then the distance between adjustment support and the baffle, so, can be applicable to in the great range, the clamping of the different specification work pieces of same shape is fixed, has improved application scope.

Through the cooperation between third screw rod and the square hole, can adjust the initial height of first base, second base and support, not only design simple structure easily operates, has still compensated to milling machine cutter height-adjustable within range's not enough.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the base plate, the support and the first base in FIG. 1;

fig. 3 is a schematic structural view of the bottom plate, the second base and the baffle plate in fig. 1.

In the figure: 1. the device comprises a bottom plate, 2, a support, 3, a first base, 4, a second base, 5, a limiting rod, 6, a square hole, 7, a third screw rod, 8, a guide rail, 9, a trimming pin, 10, a support, 11, a baffle, 12, an opening, 13, a first screw rod, 14, a fixing nut, 15 and a second screw rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The following working principles, detailed connecting means thereof, and the following main descriptions of the working principles and processes are well known in the art, and will be referred to by those skilled in the art for the specific connection and operation sequence of the components in this application.

The traditional clamp aims at parts in the same shape, is small in applicable size range, and cannot meet the processing requirements of workpieces in the same shape and multiple sizes.

In view of this, the utility model provides a positioning fixture is used in numerically controlled fraise machine production through the cooperation between gag lever post, first base, second base and the support, when having realized fixing the work piece, can adjust the position of support, and then the distance between adjustment support and the baffle, so, can be applicable to in the great range, the clamping of the different specification work pieces of homomorphism is fixed, has improved application scope.

As can be seen from fig. 1-3, the positioning fixture for the production of the numerically controlled milling machine comprises a bottom plate 1, wherein a support 2 is detachably connected to one side of the top of the bottom plate 1, a first base 3 and a second base 4 are sequentially arranged on one side of the support 2, the first base 3 is attached to the support 2, and an adjusting unit is arranged on one side, away from the first base 3, of the second base 4; the adjusting unit comprises a bracket 10, a baffle 11, an opening 12, a first screw 13, a fixing nut 14, a second screw 15 and a limiting rod 5; one side of support 10 is rotated and is connected with baffle 11, the opposite side of support 10 is rotated and is connected with first screw rod 13, the end of baffle 11 is provided with opening 12, the outer wall threaded connection of first screw rod 13 is in fixation nut 14, one side fixedly connected with gag lever post 5 that support 10 is close to second base 4, the outer wall of gag lever post 5 runs through second base 4, and with second base 4 swing joint, the inner wall of second base 4 rotates through the bearing and is connected with second screw rod 15, the outer wall of second screw rod 15 and the inner wall threaded connection of support 10.

In the specific implementation process, it is worth pointing out that the support 2 can limit one end of the workpiece, the first base 3 and the second base 4 are both V-shaped and can support the bottom of the workpiece, the baffle 11 is arranged to limit one end of the workpiece away from the support 2 and is matched with the support 2 to prevent the workpiece from moving, the support 10 is used for installing the baffle 11 and the first screw 13, when the baffle 11 is tightly abutted to one end of the workpiece, the first screw 13 is rotated to enter the opening 12, then the fixing nut 14 is adjusted, the fixing nut 14 is tightly abutted to the baffle 11 to ensure that the baffle 11 is tightly abutted to the workpiece, the limiting rod 5 plays a limiting role in the support 10 and the second base 4 to facilitate adjustment of the distance between the support 10 and the limiting rod 5, so that the workpiece with different lengths can be adapted, the second screw 15 is connected with the support 10 through threads, and rotation of the second screw 15 can adjust the support 10 and fix the workpiece at the same time.

Specifically, when using this positioning fixture for numerically controlled fraise machine production, processing bottom plate 1 installs on the workstation of milling machine, first base 3 and second base 4 are the V type, can support the bottom of work piece, the one end of processing work piece is laminated with support 2, rotate first screw 13 and get into the inside of opening 12, then adjust fixation nut 14, fixation nut 14 supports tightly with baffle 11, according to the length of work piece, rotate second screw 15, second screw 15 is through the threaded connection with support 10, realize rotating second screw 15 and can adjust support 10 and fix simultaneously, thereby keep away from the one end of support 2 with baffle 11 and work piece and fix, the realization is fixed the work piece, so design, can be applicable to the work piece of different length, wherein the V type design at first base 3 and second base 4 top, be applicable to the work piece of different diameters, in the use, can carry out the adjustment of shape according to the different shapes of work piece, to first base 3, second base 4, support 2 and baffle 11, the utility model provides a technical scheme, be applicable to the same shape, the clamping of different sizes.

In an implementation manner, referring to fig. 1, fig. 2 and fig. 3, a back surface of the first base 3 is connected with a guide rail 8 in a matching manner, and the guide rail 8 is fixedly connected with a side surface of the support 2.

In the specific implementation, it is worth pointing out that the guide rail 8 acts as a limit for the support 2 and the first base 3.

Furthermore, the top grooves of the first base 3 and the second base 4 are inserted with chamfered pins 9.

In the specific implementation process, it is worth pointing out that the edge cutting pin 9 is detachably connected and is convenient to replace, and the edge cutting pin 9 is matched with a key groove in the outer wall of the workpiece to prevent the workpiece from rotating.

Furthermore, both sides of the side surfaces of the first base 3 and the second base 4 are provided with square holes 6, third screws 7 are arranged inside the square holes 6, the third screws 7 located inside the square holes 6 are respectively connected with the first base 3 and the second base 4 in a rotating mode, and the bottoms of the third screws 7 are in threaded connection with the bottom plate 1.

In the specific implementation process, it is worth pointing out that the arrangement of the square hole 6 facilitates the installation of the third screw 7, and the arrangement of the third screw 7 realizes that the heights of the first base 3 and the second base 4 can be adjusted by rotating the third screw 7, so that the initial height of the workpiece can be adjusted, and the defect of height rise and fall of the milling cutter can be compensated.

Furthermore, both sides of the bottom plate 1 are provided with limit ports.

In the specific implementation process, it is worth pointing out that the arrangement of the limiting port is convenient for fixing the bottom plate 1 and the milling machine workbench.

Through the aforesaid can know, on the basis of above-mentioned embodiment, guide rail 8 plays spacing effect to support 2 and first base 3, and edging round pin 9 is for dismantling the connection, is convenient for change, and edging round pin 9 prevents that the work piece from rotating through the keyway cooperation with the work piece outer wall, rotates the height that first base 3 and second base 4 can be adjusted to third screw 7, so improves the initial height that can adjust the work piece, can compensate the not enough of high lift of milling cutter like this.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the same.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate medium, and may be used for communicating the inside of two elements or for interacting with each other, unless otherwise specifically defined, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to the specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positioning fixture is used in numerically controlled fraise machine production, includes bottom plate (1), its characterized in that: a support (2) is detachably connected to one side of the top of the bottom plate (1), a first base (3) and a second base (4) are sequentially arranged on one side of the support (2), the first base (3) is attached to the support (2), and an adjusting unit is arranged on one side, away from the first base (3), of the second base (4);

the adjusting unit comprises a support (10), a baffle (11), an opening (12), a first screw (13), a fixing nut (14), a second screw (15) and a limiting rod (5);

one side of support (10) is rotated and is connected with baffle (11), the opposite side of support (10) is rotated and is connected with first screw rod (13), the end of baffle (11) is provided with opening (12), the outer wall threaded connection of first screw rod (13) is in fixation nut (14), one side fixedly connected with gag lever post (5) that support (10) are close to second base (4), the outer wall of gag lever post (5) runs through second base (4) to with second base (4) swing joint, the inner wall of second base (4) rotates through the bearing and is connected with second screw rod (15), the outer wall of second screw rod (15) and the inner wall threaded connection of support (10).

2. The positioning fixture for the numerically controlled milling machine production according to claim 1, wherein: the back of the first base (3) is connected with a guide rail (8) in a matching manner, and the guide rail (8) is fixedly connected with the side face of the support (2).

3. The positioning fixture for numerically controlled fraise machine production according to claim 1, characterized in that: the top grooves of the first base (3) and the second base (4) are inserted with chamfered pins (9).

4. The positioning fixture for the numerically controlled milling machine production according to claim 1, wherein: the side both sides of first base (3) and second base (4) all are provided with square hole (6), the inside of square hole (6) is provided with third screw rod (7), and third screw rod (7) that are located square hole (6) inside rotate with first base (3) and second base (4) respectively and are connected, the bottom and bottom plate (1) threaded connection of third screw rod (7).

5. The positioning fixture for numerically controlled fraise machine production according to claim 1, characterized in that: and limiting ports are arranged on two sides of the bottom plate (1).