CN221559857U

CN221559857U - Positioning tool

Info

Publication number: CN221559857U
Application number: CN202322853469.7U
Authority: CN
Inventors: 陆疆; 刘红建
Original assignee: Shanghai Weiji Machinery Equipment Co ltd
Current assignee: Shanghai Weiji Machinery Equipment Co ltd
Priority date: 2023-10-24
Filing date: 2023-10-24
Publication date: 2024-08-20
Anticipated expiration: 2033-10-24

Abstract

The utility model relates to the technical field of numerical control finish machining and discloses a positioning tool which comprises a shell, wherein first mounting blocks are fixedly connected to the four corners of the bottom of the shell respectively, mounting holes are formed in the inner wall of the first mounting blocks, an adjusting mechanism is arranged in the shell, a hand wheel is rotated to conveniently drive a worm to rotate, a rotating rod is driven to rotate through a meshed worm wheel so as to conveniently drive parts clamped in a clamping assembly to rotate, the angles of the parts are conveniently adjusted to process, and the parts can be replaced to adapt to the parts with different shapes when the clamping tool needs to be replaced in the later stage by arranging a mode that a second mounting block and a bolt fixedly mount a three-jaw chuck on the front face of a turntable.

Description

Positioning tool

Technical Field

The utility model relates to the technical field of numerical control finish machining, in particular to a positioning tool.

Background

The numerical control finish machining is a technological method for machining parts on a numerical control machine tool, the numerical control machine tool machining is consistent with the technological rules of the traditional machine tool machining in general, but obvious changes are also generated, and the numerical control finish machining method for controlling the displacement of the parts and the cutters by using digital information is an effective way drilling machine for solving the problems of changeable varieties of parts, small batch, complex shape, high precision and the like and realizing efficient and automatic machining, and is common numerical control finish machining equipment.

When using the drilling machine to carry out numerical control finish machining to the work piece, need to use the location frock to fix a position the work piece, current location work is generally all installed on the drilling machine workstation, set up the constant head tank the same with work piece shape size on the location frock on the drilling machine workstation, the staff places the work piece in the constant head tank, the side of work piece is laminated with the inner wall of constant head tank, thereby realize spacing on the horizontal direction to the work piece, support the work piece simultaneously, but current location frock is generally all installed on the workstation of drilling machine through multiunit bolt, when carrying out numerical control finish machining to different work pieces, need change the location frock of corresponding specification, this just needs one by one to unscrew the bolt when changing the location frock with corresponding location frock, then pass through the bolt installation mode of bolt installation location frock makes the dismouting time consuming more of location frock, and the dismouting is comparatively troublesome, the staff is inconvenient to change location frock, thereby the work efficiency that the work piece was carried out numerical control finish machining to the work piece to the drilling machine has been reduced to the staff.

The searched publication number is: chinese patent CN218694153U discloses: a drilling machine positioning tool for numerical control finish machining comprises the following technical scheme: including location frock body and the constant head tank of setting in the location frock body, still include base plate subassembly, install the bottom plate and the stop gear of symmetry setting on the base plate subassembly on location frock body bottom, stop gear includes the slip setting at the spacing subassembly of base plate subassembly one end upper portion and sets up the locating component in the spacing subassembly, the output of spacing subassembly slides and sets up in the location frock body, and the beneficial effect of the utility model is: the positioning tool can be assembled and disassembled very simply, the time spent is short, the positioning work is greatly convenient for workers to replace, and the production and processing efficiency is improved.

However:

The angle adjustment is lacking in the scheme, and when the same part is processed at different angles, the angle adjustment is needed through the mode of disassembling and re-fixing, so that the work efficiency is very troublesome and easy to influence.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a positioning tool.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a location frock, includes the casing, the first installation piece of position fixedly connected with respectively in casing bottom four corners, and the mounting hole has been seted up to the inner wall of first installation piece, the inside of casing is provided with adjustment mechanism, adjustment mechanism is including the bull stick, the bull stick passes through the bearing rotation and connects in the position at the center at the shells inner wall back, and the bull stick runs through the shells shell wall and extend to the positive place ahead of casing, the positive one end of bull stick is provided with the clamping assembly, the fixed cover of outer wall of bull stick is equipped with the worm wheel, the top meshing of worm wheel is connected with the worm, the right side of casing outer wall is provided with the hand wheel, and the hand wheel runs through the one end fixed connection of casing and worm through the pivot, drives the bull stick rotation through rotatory in order to conveniently drive the part rotation of centre gripping in the clamping assembly, in order to make things convenient for the angle of adjusting the part to process.

Preferably, the adjusting mechanism further comprises a supporting ring, and the supporting ring is fixedly connected to the front surface of the shell at a position outside the rotating rod.

Preferably, the outer wall of the support ring is fixedly sleeved with an angle graduated scale for observing the rotating angle.

Preferably, the clamping assembly comprises a rotary table, the rotary table is fixedly connected to one end of the front face of the rotary rod, and a three-jaw chuck is arranged on the front face of the rotary table.

Preferably, the turntable is slidingly connected with the front surface of the support ring.

Preferably, the three second installation blocks are fixedly connected to the outer wall of the three-jaw chuck and are distributed in one hundred degrees, the second installation blocks are fixedly connected with the turntable through bolts, and the three-jaw chuck is fixedly installed on the turntable in a positive mode through the second installation blocks and the bolts, so that parts with different shapes can be replaced when the clamping tool is required to be replaced in the later period.

A finish machining device of a positioning tool comprises the positioning tool.

Compared with the prior art, the utility model provides a positioning tool, which has the following beneficial effects:

1. This location frock drives the bull stick through the worm wheel of meshing and rotates through rotatory hand wheel in order to conveniently drive the part rotation of centre gripping in the clamping assembly to conveniently adjust the angle of part and process.

2. This location frock is through setting up the positive mode of second installation piece and bolt with three-jaw chuck fixed mounting carousel for when later stage needs to be changed the centre gripping frock, can change the part in order to adapt to different appearances.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front view of the present utility model;

fig. 3 is a cross-sectional view of the present utility model.

In the figure: 1. a housing; 11. a first mounting block; 12. a mounting hole; 3. a clamping assembly; 31. a turntable; 32. a three-jaw chuck; 33. a second mounting block; 34. a bolt; 4. an adjusting mechanism; 41. a rotating rod; 42. a worm wheel; 43. a worm; 44. a hand wheel; 45. and a support ring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples

As shown in fig. 1-3, the utility model provides a positioning tool, which comprises a shell 1, the four corners at the bottom of the shell 1 are respectively and fixedly connected with a first installation block 11, the inner wall of the first installation block 11 is provided with an installation hole 12, the inside of the shell 1 is provided with an adjusting mechanism 4, the adjusting mechanism 4 comprises a rotating rod 41, the rotating rod 41 is rotationally connected at the position of the back of the inner wall of the shell 1 through a bearing, the rotating rod 41 penetrates through the shell wall of the shell 1 to extend to the front of the shell 1, one end of the front of the rotating rod 41 is provided with a clamping assembly 3, the outer wall of the rotating rod 41 is fixedly sleeved with a worm wheel 42, the upper part of the worm wheel 42 is in meshed connection with a worm 43, the right side of the outer wall of the shell 1 is provided with a hand wheel 44, the hand wheel 44 is fixedly connected with one end of the shell 1 and is conveniently driven to rotate through rotating the worm wheel 43, the meshed worm wheel 42 drives the rotating rod 41 to rotate so as to conveniently drive parts clamped in the clamping assembly 3 to rotate, the angle of the adjusting mechanism 4 also comprises a supporting ring 45, the supporting ring 45 is fixedly connected at the position of the front of the shell 1, which is located at the front of the shell 1, the front of the side of the rotating rod 41, the supporting ring 45 is provided with a fixed angle for observing scale.

In this embodiment, the hand wheel 44 is rotated to conveniently drive the worm 43 to rotate, and the worm wheel 42 engaged with the worm wheel 41 drives the rotating rod 41 to rotate so as to conveniently drive the part clamped in the clamping assembly 3 to rotate, so that the angle of the part can be conveniently adjusted for processing.

Examples

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the clamping assembly 3 comprises a turntable 31, the turntable 31 is fixedly connected to one end of the front face of the rotating rod 41, a three-jaw chuck 32 is arranged on the front face of the turntable 31, the turntable 31 is slidably connected with the front face of the supporting ring 45, three second mounting blocks 33 are fixedly connected to the outer wall of the three-jaw chuck 32 and distributed in one hundred two degrees, the second mounting blocks 33 are fixedly connected with the turntable 31 through bolts 34, and the three-jaw chuck 32 is fixedly mounted on the front face of the turntable 31 through the mode of arranging the second mounting blocks 33 and the bolts 34, so that parts with different shapes can be replaced when clamping tools need to be replaced later.

In this embodiment, the three-jaw chuck 32 is fixedly mounted on the front surface of the turntable 31 by arranging the second mounting block 33 and the bolts 34, so that when the clamping tool needs to be replaced in the later period, the clamping tool can be replaced to adapt to parts with different shapes.

Examples

A finish machining device of a positioning tool comprises the positioning tool.

The working principle of the positioning tool is specifically described below.

As shown in fig. 1-3, when in use, the hand wheel 44 is rotated to conveniently drive the worm 43 to rotate, the worm wheel 42 meshed with the hand wheel is used to conveniently drive the part clamped in the clamping assembly 3 to rotate, so as to conveniently adjust the angle of the part for processing, and the second mounting block 33 and the bolt 34 are arranged to fixedly mount the three-jaw chuck 32 on the front surface of the turntable 31, so that the part with different shapes can be replaced when the clamping tool needs to be replaced later.

Claims

1. The utility model provides a location frock, includes casing (1), its characterized in that: the utility model discloses a novel structure of a motor vehicle, including casing (1), the position of casing (1) bottom four corners is fixedly connected with first installation piece (11) respectively, and mounting hole (12) have been seted up to the inner wall of first installation piece (11), the inside of casing (1) is provided with adjustment mechanism (4), adjustment mechanism (4) are including bull stick (41), bull stick (41) are rotated through the bearing and are connected in the position at the center of casing (1) inner wall back, and bull stick (41) run through casing (1) shell wall and extend to casing (1) positive place ahead, the positive one end of bull stick (41) is provided with clamping assembly (3), the outer wall fixed cover of bull stick (41) is equipped with worm wheel (42), the top meshing of worm wheel (42) is connected with worm (43), the right side of casing (1) outer wall is provided with hand wheel (44), and hand wheel (44) run through casing (1) and worm (43) one end fixed connection through the pivot.

2. A positioning tool as claimed in claim 1, wherein: the adjusting mechanism (4) further comprises a supporting ring (45), and the supporting ring (45) is fixedly connected to the front surface of the shell (1) at a position outside the rotating rod (41).

3. A positioning tool as claimed in claim 2, wherein: the outer wall of the supporting ring (45) is fixedly sleeved with an angle graduated scale.

4. A positioning tool as claimed in claim 3, wherein: the clamping assembly (3) comprises a rotary table (31), the rotary table (31) is fixedly connected to one end of the front face of the rotary table (41), a three-jaw chuck (32) is arranged on the front face of the rotary table (31), three second mounting blocks (33) are fixedly connected to the outer wall of the three-jaw chuck (32) and distributed in one hundred two degrees, and the second mounting blocks (33) are fixedly connected with the rotary table (31) through bolts (34).

5. The positioning tool according to claim 4, wherein: the rotary disc (31) is in sliding connection with the front surface of the supporting ring (45).