CN215847628U

CN215847628U - Positioning device for precision machining of parts

Info

Publication number: CN215847628U
Application number: CN202122404986.7U
Authority: CN
Inventors: 荣庆洪; 张尚
Original assignee: Suzhou Zhaoxiong Jinggong Technology Co ltd
Current assignee: Suzhou Zhaoxiong Jinggong Technology Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-02-18
Anticipated expiration: 2031-09-30

Abstract

The utility model belongs to the technical field of precision part machining clamps, and particularly relates to a positioning device for precision part machining. According to the utility model, the pipe parts are placed in the positioning shaft sleeve, the mounting plate plays a supporting role for the pipe parts, the pipe parts are positioned and limited through the positioning shaft sleeve, and finally the pipe parts are clamped and fixed by the positioning fixture mechanism, so that the pipe parts can be kept stable in the processing process, the function and the function of the positioning device are achieved, the positioning shaft sleeves with different inner diameters can be replaced through the mounting plate, the positioning plate does not need to be directly replaced, and meanwhile, the positioning fixture mechanism can clamp and position the pipe parts with different diameters, so that the applicability of the positioning device is improved.

Description

Positioning device for precision machining of parts

Technical Field

The utility model relates to the technical field of precision part machining clamps, in particular to a positioning device for precision machining of parts.

Background

The precision part is a fitting widely applied to industries such as automobiles, communication, medical treatment, clocks, mobile phones, computers and the like, and is more precise and more suitable for industries with high requirements on precision compared with common parts.

Precision parts's kind is loaded down with trivial details, and common main axle type part, pipe class part and gear class part etc. rule part that be most of are irregular parts, and whatever kind of precision parts all need use positioner in carrying out the course of working, by irregular part's special shape, consequently positioner's design can't be unified, but to axle type part, pipe class part and gear class part etc. rule part, can design positioner according to its unified structure type.

The existing pipe part needs to be polished or etched on the inner wall in the precision machining process, but the positioning device of the existing pipe part has singleness and poor adjustability, and a positioning plate is usually arranged, and the pipe part positioning device is composed of a clamp assembly and a positioning assembly, wherein the clamp assembly and the positioning assembly are fixed on the positioning plate, the positioning plate is fixed with a machine table, the existing positioning device is only used for positioning one pipe part when in use, and when different pipe parts are machined, the positioning plate needs to be disassembled and replaced by different positioning devices.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a positioning device for precision machining of parts, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a positioner for part precision finishing, includes the locating plate, the top bolted connection of locating plate has the mounting panel, the top welding of mounting panel has the location axle sleeve, set up the chip removal hole that runs through the mounting panel on the mounting panel, set up the through-hole that runs through the mounting panel on the locating plate, the diameter in chip removal hole is less than the internal diameter of location axle sleeve, the top fixed mounting of locating plate has two positioning fixture mechanisms, and it is used for carrying out the centre gripping location to the pipe class part of different diameters.

As a preferred technical scheme of the utility model, four corners of the positioning plate are provided with mounting holes.

As a preferred technical scheme of the present invention, the positioning fixture mechanism includes a sliding assembly, a clamping assembly and a driving assembly, the sliding assembly and the driving assembly are both fixed on the top of the positioning plate, the clamping assembly is detachably fixed on the sliding assembly, and an output end of the driving assembly is fixedly connected with the sliding assembly to drive the clamping assembly to slide.

According to a preferable technical scheme, the sliding assembly comprises a linear guide rail, the linear guide rail is fixed to the top of the positioning plate through bolts, a linear sliding block is connected to the linear guide rail in a sliding mode, and the top of the linear sliding block is connected with a connecting seat through bolts.

As a preferred technical scheme, the clamping assembly comprises a clamping block, the clamping block is fixed on one side of the connecting seat through a bolt, and a V-shaped clamping groove is formed in the clamping block.

As a preferred technical scheme of the present invention, the driving assembly includes a first connecting plate, the first connecting plate is fixed to the top of the positioning plate, a first cylinder is fixedly mounted to the top of the first connecting plate, and a piston rod of the first cylinder is connected to one side of the connecting seat by a bolt.

As a preferable technical scheme, the hydraulic cylinder further comprises two reinforcing mechanisms, each reinforcing mechanism comprises a second connecting plate, the second connecting plate is fixed to the top of the corresponding positioning plate, a second cylinder is fixedly installed on the top of the corresponding second connecting plate, and a piston rod of the second cylinder is connected with an extrusion block through a bolt.

(III) advantageous effects

Compared with the prior art, the utility model provides a positioning device for precision machining of parts, which has the following beneficial effects:

according to the positioning device for precision machining of the parts, the pipe parts are placed in the positioning shaft sleeves, the mounting plate is used for supporting the pipe parts, the pipe parts are positioned and limited through the positioning shaft sleeves, and finally the positioning fixture mechanism is used for clamping and fixing the pipe parts, so that the pipe parts can be kept stable in the machining process, and the function and the effect of the positioning device are achieved.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a top view of the structure of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a side view of the structure of the present invention;

fig. 5 is a perspective bottom view of the structure of the present invention.

In the figure: 1. positioning a plate; 2. mounting a plate; 3. positioning the shaft sleeve; 4. chip removal holes; 5. a through hole; 6. mounting holes; 7. a positioning jig mechanism; 71. a sliding assembly; 7101. a linear guide rail; 7102. a linear slider; 7103. a connecting seat; 72. a clamping assembly; 7201. a clamping block; 7202. a V-shaped clamping groove; 73. a drive assembly; 7301. a first connecting plate; 7302. a first cylinder; 8. a reinforcement mechanism; 81. a second connecting plate; 82. a second cylinder; 83. and extruding the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a positioner for part precision finishing, including locating plate 1, the top bolted connection of locating plate 1 has mounting panel 2, the top welding of mounting panel 2 has location axle sleeve 3, set up chip removal hole 4 that runs through mounting panel 2 on the mounting panel 2, set up through-hole 5 that runs through mounting panel 2 on locating plate 1, the diameter in chip removal hole 4 is less than the internal diameter of location axle sleeve 3, the top fixed mounting of locating plate 1 has two positioning fixture mechanism 7, it is used for carrying out the centre gripping location to the pipe class part of different diameters.

In the embodiment, the positioning plate 1 is internally provided with threaded holes corresponding to the mounting plates 2, and the diameters of the mounting plates 2 used for pipe parts with different diameters are the same, so that each mounting plate 2 can be fixed with the threaded hole in the positioning plate 1 through a bolt; the diameter of the through hole 5 is designed according to the largest pipe part, so that scraps in the processing process of the largest pipe part can be conveniently discharged; the inner diameter of each positioning shaft sleeve 3 is equal to the outer diameter of the corresponding pipe part, so that the pipe parts cannot shake after being positioned inside the positioning shaft sleeves 3 and are accurately positioned, and then the pipe parts are clamped and positioned by the two positioning clamp mechanisms 7, so that the pipe parts cannot shift and shake in the machining process, the machining effect is ensured, meanwhile, the pipe parts with different diameters can be machined and positioned, and the applicability and the use value are improved.

Specifically, mounting holes 6 have all been seted up to four corners of locating plate 1.

In this embodiment, the locating plate 1 can be fixed on the machine through the mounting hole 6, and the position structure of the locating plate 1 is fixed, thereby playing the most basic guarantee for fixing and locating the pipe parts.

Specifically, the positioning fixture mechanism 7 includes a sliding assembly 71, a clamping assembly 72 and a driving assembly 73, the sliding assembly 71 and the driving assembly 73 are both fixed on the top of the positioning plate 1, the clamping assembly 72 is detachably fixed on the sliding assembly 71, and an output end of the driving assembly 73 is fixedly connected with the sliding assembly 71 to drive the clamping assembly 72 to slide.

In this embodiment, the sliding assembly 71, the clamping assembly 72 and the driving assembly 73 are mutually matched, so that the clamping and positioning work on pipe parts with different diameters can be completed.

Specifically, sliding assembly 71 includes linear guide 7101, and linear guide 7101 bolt fastening is at the top of locating plate 1, and sliding connection has sharp slider 7102 on linear guide 7101, and the top bolted connection of sharp slider 7102 has connecting seat 7103.

In this embodiment, the linear slider 7102 may slide on the linear guide 7101, and due to the existence of the two positioning fixture mechanisms 7, the two clamping assemblies 72 slide along with the two linear sliders 7102 under the driving of the two driving assemblies 73, and the two clamping assemblies 72 approach each other, thereby completing the clamping operation of the pipe parts.

Specifically, centre gripping subassembly 72 includes centre gripping piece 7201, and centre gripping piece 7201 passes through the bolt fastening in one side of connecting seat 7103, has seted up V type centre gripping groove 7202 on the centre gripping piece 7201.

In this embodiment, utilize two grip blocks 7201 to accomplish the centre gripping work to pipe type part, wherein grip block 7201 can change through the bolt, consequently to different pipe type parts, can change different grip blocks 7201, but every grip block 7201 is the same with the fixed position of connecting seat 7103, both the outline size of every grip block 7201 is unanimous, the main difference lies in V type grip groove 7202, when two grip blocks 7201 are close to each other, utilize two V type grip grooves 7202 and pipe type part to contact, when the outer wall of pipe type part contacts and blocks with two V type grip grooves 7202, accomplish the centre gripping positioning work to pipe type part this moment, the stability of pipe type part has been guaranteed, consequently the difference of the difference point main body of different grip blocks 7201 is now the difference of V type grip groove 7202, thereby can the different pipe type parts of centre gripping positioning.

Specifically, the driving assembly 73 includes a first connecting plate 7301, the first connecting plate 7301 is fixed to the top of the positioning plate 1, a first cylinder 7302 is fixedly mounted to the top of the first connecting plate 7301, and a piston rod of the first cylinder 7302 is connected to one side of the connecting seat 7103 by a bolt.

In this embodiment, the first cylinder 7302 is directly used to push the connecting seat 7103 to move, the connecting seat 7103 drives the linear slider 7102 to slide stably, and the clamping block 7201 is pushed to move.

Specifically, the reinforcing mechanism 8 comprises two reinforcing mechanisms 8, each reinforcing mechanism 8 comprises a second connecting plate 81, each second connecting plate 81 is fixed to the top of the corresponding positioning plate 1, a second air cylinder 82 is fixedly mounted on the top of each second connecting plate 81, and a piston rod of each second air cylinder 82 is connected with an extrusion block 83 through a bolt.

In this embodiment, after two grip blocks 7201 carried out the centre gripping location to pipe type part, because the design of V type centre gripping groove 7202, two grip blocks 7201 can not contact and wrap up pipe type part completely, consequently there is the interval between two grip blocks 7201, in order to further improve the stability of pipe type part, increase two strengthening mechanism 8's design, utilize two second cylinders 82 to drive the outer wall contact and the extrusion of two extrusion pieces 83 and pipe type part, thereby the stability of pipe type part has been improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a positioner for part precision finishing which characterized in that: including locating plate (1), the top bolted connection of locating plate (1) has mounting panel (2), the top welding of mounting panel (2) has location axle sleeve (3), set up chip removal hole (4) that run through mounting panel (2) on mounting panel (2), set up through-hole (5) that run through mounting panel (2) on locating plate (1), the diameter in chip removal hole (4) is less than the internal diameter of location axle sleeve (3), the top fixed mounting of locating plate (1) has two positioning fixture mechanism (7), and it is used for carrying out the centre gripping location to the pipe class part of different diameters.

2. The positioning device for precision machining of parts according to claim 1, wherein: mounting holes (6) are formed in four corners of the positioning plate (1).

3. The positioning device for precision machining of parts according to claim 1, wherein: positioning fixture mechanism (7) are including slip subassembly (71), centre gripping subassembly (72) and drive assembly (73), slip subassembly (71) and drive assembly (73) are all fixed at the top of locating plate (1), centre gripping subassembly (72) can be dismantled and fix on slip subassembly (71), the output and slip subassembly (71) fixed connection of drive assembly (73) to drive slip subassembly (71) and drive centre gripping subassembly (72) and slide.

4. The positioning device for precision machining of parts according to claim 3, wherein: slide subassembly (71) includes linear guide (7101), linear guide (7101) bolt fastening is at the top of locating plate (1), sliding connection has sharp slider (7102) on linear guide (7101), the top bolted connection of sharp slider (7102) has connecting seat (7103).

5. The positioning device for precision machining of parts according to claim 4, wherein: the clamping assembly (72) comprises a clamping block (7201), the clamping block (7201) is fixed on one side of the connecting seat (7103) through a bolt, and a V-shaped clamping groove (7202) is formed in the clamping block (7201).

6. The positioning device for precision machining of parts according to claim 5, wherein: the driving assembly (73) comprises a first connecting plate (7301), the first connecting plate (7301) is fixed to the top of the positioning plate (1), a first air cylinder (7302) is fixedly mounted to the top of the first connecting plate (7301), and a piston rod of the first air cylinder (7302) is connected with one side of the connecting seat (7103) through a bolt.

7. The positioning device for precision machining of parts according to claim 1, wherein: still include two strengthening mechanism (8), strengthening mechanism (8) include second connecting plate (81), the top at locating plate (1) is fixed in second connecting plate (81), the top fixed mounting of second connecting plate (81) has second cylinder (82), the piston rod bolted connection of second cylinder (82) has extrusion piece (83).