CN215747911U

CN215747911U - Positioning jig for precision machining

Info

Publication number: CN215747911U
Application number: CN202122258385.XU
Authority: CN
Inventors: 刘天兵
Original assignee: Suzhou Jinlong Precision Machinery Co ltd
Current assignee: Suzhou Jinlong Precision Machinery Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-08
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a positioning jig for precision machining, which comprises a device body, wherein the device body comprises an installation base, a positioning block, a limiting device and telescopic devices, the installation base is arranged at the bottom of the device body, the positioning block is welded at the top of the installation base, an insertion hole is formed in the top of the positioning block, a group of telescopic devices which are symmetrically distributed are welded at two sides in the positioning block, the front ends of the telescopic devices are connected with a fixing plate in a welding mode, the limiting device is inserted into the top of the insertion hole, the limiting device comprises a workbench and a fixing bolt, and the bottom of the workbench is connected with the top of the fixing bolt in a welding mode. The device is provided with the installation base, so that workers can install the device body conveniently, the installation base is stable, the device body can be effectively prevented from moving, the device is stable in positioning, the machining precision of machinery can be improved, and the device is simple in structure and convenient to operate, so that the workers can use the device conveniently.

Description

Positioning jig for precision machining

Technical Field

The utility model relates to the field of machining, in particular to a positioning jig for precision machining.

Background

The machining process is a process of changing the overall dimension or performance of a workpiece through a mechanical device, and can be divided into rough machining and precise machining according to the machining degree, and in the process of precisely machining the workpiece, a positioning plate is required to be used for fixing the position of the workpiece, so that the workpiece is prevented from moving and the machining precision is prevented from being influenced.

The existing positioning device for precision machining has the following defects:

1. the positioner of current precision machining when fixing a position the apparatus, the location is unstable to machinery of not being convenient for is processed it, thereby influences the staff and uses:

2. when the positioning device for the existing precision machining is used, the bottom of the positioning jig is inconvenient for workers to install and instable in installation, so that the workpieces are conveyed to the bottom of the positioning jig, and the machining of the instruments is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a positioning jig for precision machining, which solves the problems that the existing positioning device for precision machining is unstable in positioning instruments and the base of the positioning device for precision machining is inconvenient to mount and unstable in mounting.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a precision machinery processing's positioning jig, includes the device body, the device body is including installation base, locating piece, stopper and telescoping device, device body bottom is equipped with the installation base, the welding of installation base top has the locating piece, the locating piece top is equipped with the patchhole, the welding of the inside both sides of locating piece has a set of telescoping device that is the symmetric mode and distributes, the fixed plate is connected through the welding mode to the telescoping device front end, it has the stopper to peg graft in the patchhole, the stopper includes workstation and gim peg, the gim peg top is connected through the welding mode in the workstation bottom.

Preferably, two groups of mounting holes which are distributed in a symmetrical mode are formed in the top of the mounting base.

Preferably, the bottom of the mounting base is adhered with a non-slip mat, and the bottom of the non-slip mat is provided with non-slip lugs distributed in a square array mode.

Preferably, the telescopic device comprises a first hydraulic rod, a second hydraulic rod and a hydraulic cylinder, the second hydraulic rod is arranged inside the top end of the first hydraulic rod, and the hydraulic cylinder is arranged on the side face of the first hydraulic rod.

Preferably, three annular grooves which are distributed at equal intervals are formed in the surface of the fixing bolt.

Preferably, eight fixing grooves which are annularly distributed are formed in the top of the workbench, and a fixing hole is formed in each group of fixing grooves.

Preferably, the welding of fixed plate front end has three buckle that is equidistance distribution from top to bottom, the buckle is the U-shaped, the buckle inboard is pasted and is had the rubber pad.

(III) advantageous effects

The utility model provides a positioning jig for precision machining. The method has the following beneficial effects:

1. this kind of precision machining's positioning jig is equipped with the installation base, and the staff can use the fixed screw to insert in the mounting hole in the installation base place of installation base, staff to install the device body, the slipmat of installation base can prevent that the installation base from sliding, thereby improves the stability of installation base, improves machining's stability and precision.

2. This kind of precision machining's positioning jig is equipped with telescoping device and buckle, and when using, the telescoping device can promote the middle operation of fixed plate, and the buckle of fixed plate front end can carry out the joint to the recess in the gim peg to prevent that the stopper from removing, thereby improve machining's precision.

Drawings

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

FIG. 2 is a schematic view of the stopper of the present invention;

FIG. 3 is a schematic view of the inside structure of the positioning block of the present invention;

FIG. 4 is a schematic view of the structure of the telescopic device of the present invention;

FIG. 5 is a schematic view of the structure of the buckle of the present invention;

fig. 6 is a schematic structural view of the mounting base of the present invention.

In the figure, 1, a device body, 2, a mounting base, 3, a positioning block, 4, a limiting stopper, 5, a telescopic device, 6, a workbench, 7, a fixing bolt, 8, an annular groove, 9, a fixing groove, 10, a fixing hole, 11, an insertion hole, 12, a mounting hole, 13, a fixing plate, 14, a first hydraulic rod, 15, a second hydraulic rod, 16, a hydraulic cylinder, 17, a buckle, 18, a rubber pad, 19, an anti-skid pad, 20 and an anti-skid 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.

Referring to fig. 1-6, an embodiment of the present invention provides a technical solution: a positioning jig for precision machining comprises a device body 1, wherein the device body 1 comprises an installation base 2, a positioning block 3, a limiting device 4 and telescopic devices 5, the installation base 2 is arranged at the bottom of the device body 1, the positioning block 3 is welded at the top of the installation base 2, insertion holes 11 are formed in the top of the positioning block 3, a group of telescopic devices 5 which are symmetrically distributed are welded on two sides inside the positioning block 3, the front end of each telescopic device 5 is connected with a fixing plate 13 in a welding mode, the limiting device 4 is inserted into each insertion hole 11, each limiting device 4 comprises a workbench 6 and a fixing bolt 7, the bottom of each workbench 6 is connected with the top of each fixing bolt 7 in a welding mode, when the positioning jig is used, a worker inserts the fixing bolts 7 into the insertion holes 11, drives the telescopic devices 5 to drive the fixing plates 13 to run towards the middle part, and the fixing plates 13 drive buckles 17 to fix the fixing bolts 7, thereby facilitating the fixing of the parts.

Two sets of mounting holes 12 that are the symmetric mode and distribute are seted up at installation base 2 top, and the staff's that can be convenient for inserts the bolt in the mounting hole 12 at installation base 2 top to it is fixed to install base 2, improves the stability of device body 1.

The bottom of the mounting base 2 is pasted with the non-slip mat 19, the bottom of the non-slip mat 19 is provided with the non-slip lugs 20 distributed in a square array mode, and the non-slip mat 19 can be non-slip, so that the stability of the mounting base 2 is improved, the mounting base 2 is prevented from being fixed and unstable and causing displacement, and the precision of mechanical part processing is influenced.

The telescopic device 5 comprises a first hydraulic rod 14, a second hydraulic rod 15 and a hydraulic cylinder 16, the second hydraulic rod 15 is arranged inside the top end of the first hydraulic rod 14, the hydraulic cylinder 16 is arranged on the side face of the first hydraulic rod 14, the fixing plate 13 can be pushed by the telescopic device 5, and a buckle 17 on the fixing plate 12 can be clamped in the annular groove 8 of the fixing bolt 7, so that the stability of the stopper 4 can be improved.

Three annular grooves 8 that are equidistance distribution from top to bottom are seted up on gim peg 7 surface, and three annular grooves 8 are for the convenience of staff's buckle 8 card income to be convenient for fix stopper 4.

Eight fixed slots 9 that are cyclic annular distribution are seted up at 6 tops of workstation, be equipped with fixed orifices 10 in every group fixed slot 9, the part that needs processing can be put into to the staff of being convenient for in the fixed slot 9 at 6 tops of workstation to use in the fixed orifices 10 of fixed screw insertion in the fixed slot 9, thereby fix the part that needs processing, thereby the machinery of being convenient for is to its processing.

Fixed plate 13 front end welding has three buckle 17 that is equidistance distribution from top to bottom, buckle 17 is the U-shaped form, buckle 17 inboard is pasted and is had rubber pad 18, and buckle 17 can block in the annular groove 8 on gim peg 7 surface to fix stopper 4, thereby improve stopper 4's stability.

The working principle is as follows: when the device works, a worker attaches the mounting base 2 to the mounting position, inserts the fixing screw into the mounting hole 12 to fix the mounting base 2, the antiskid pad 19 at the bottom of the mounting base 2 can prevent skidding to prevent the displacement of the mounting base 2, the antiskid lug 20 at the bottom of the antiskid pad 19 can improve the ground gripping force to ensure that the device body 1 cannot displace during operation, inserts the fixing bolt 7 at the bottom of the stopper 4 into the insertion hole 11, drives the telescopic device 5 to drive the fixing plate 13 to move towards the middle part, the hydraulic cylinder 16 in the telescopic device 5 drives the second telescopic rod 15 in the first telescopic rod 14 to move towards the middle part, the second telescopic rod 15 drives the fixing plate 13 to move towards the middle part, the fixing plate 13 drives the buckle 17 to clamp the annular groove 8 in the fixing bolt 7, thereby preventing the stopper 4 from moving to cause the accuracy of part processing part, the inboard rubber pad 18 of buckle 17 can prevent that buckle 7 from sliding in annular groove 8, and the staff can put into fixed slot 9 the part that needs processing, and the staff uses the screw to insert in the fixed orifices 10 in fixed slot 9 to fix the part in fixed slot 9.

The utility model relates to a positioning device, which comprises a device body 1, a device body 2, a mounting base 3, a positioning block 4, a limiting stopper 5, a telescopic device 6, a workbench 7, a fixing bolt 8, an annular groove 9, a fixing groove 10, a fixing hole 11, an inserting hole 12, a mounting hole 13, a fixing plate 14, a first hydraulic rod 15, a second hydraulic rod 16, a hydraulic cylinder 17, a buckle 18, a rubber pad 19, an anti-skid pad 20 and an anti-skid bump, wherein the parts are all universal standard parts or parts known by technicians in the field, the structure and the principle of the positioning device can be known by the technicians or can be known by the technicians in the field through conventional experimental methods, the positioning device solves the problems that the existing positioning device for precise machining is unstable in positioning of instruments and the base of the positioning device for precise machining is inconvenient to mount and unstable to mount, and the positioning device is combined with the parts, the stability of the device body can be improved very conveniently, the device is provided with the installation base, so that workers can install the device body conveniently, the installation base is stable, the device body can be effectively prevented from shifting, the device is stable in positioning, the machining precision of machinery can be improved, the device is simple in structure and convenient to operate, and the workers can use the device conveniently.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a precision machining's positioning jig which characterized in that: including device body (1), device body (1) is including installation base (2), locating piece (3), stopper (4) and telescoping device (5), device body (1) bottom is equipped with installation base (2), installation base (2) top welding has locating piece (3), locating piece (3) top is equipped with patchhole (11), the inside both sides welding of locating piece (3) has a set of telescoping device (5) that are the symmetric mode and distribute, fixed plate (13) are connected through the welding mode to telescoping device (5) front end, patchhole (11) top is pegged graft and is had stopper (4), stopper (4) include workstation (6) and gim peg (7), gim peg (7) top is connected through the welding mode in workstation (6) bottom.

2. The precision machining positioning jig of claim 1, characterized in that: two groups of mounting holes (12) which are distributed in a symmetrical mode are formed in the top of the mounting base (2).

3. The precision machining positioning jig of claim 1, characterized in that: the anti-skid device is characterized in that an anti-skid pad (19) is pasted at the bottom of the mounting base (2), and anti-skid lugs (20) distributed in a square array mode are arranged at the bottom of the anti-skid pad (19).

4. The precision machining positioning jig of claim 1, characterized in that: the telescopic device (5) comprises a first hydraulic rod (14), a second hydraulic rod (15) and a hydraulic cylinder (16), the second hydraulic rod (15) is arranged inside the top end of the first hydraulic rod (14), and the hydraulic cylinder (16) is arranged on the side face of the first hydraulic rod (14).

5. The precision machining positioning jig of claim 1, characterized in that: three annular grooves (8) which are distributed at equal intervals are formed in the surface of the fixing bolt (7).

6. The precision machining positioning jig of claim 1, characterized in that: eight fixing grooves (9) which are annularly distributed are formed in the top of the workbench (6), and a fixing hole (10) is formed in each group of fixing grooves (9).

7. The precision machining positioning jig of claim 1, characterized in that: fixed plate (13) front end welding has three buckle (17) that are equidistance distribution from top to bottom, buckle (17) are the U-shaped, buckle (17) inboard is pasted and is had rubber pad (18).