CN216707281U

CN216707281U - Positioning jig

Info

Publication number: CN216707281U
Application number: CN202220156475.XU
Authority: CN
Inventors: 朱嘉怡
Original assignee: Suzhou Xienbi Electronic Co ltd
Current assignee: Suzhou Xienbi Electronic Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-06-10
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a positioning jig which comprises a positioning plate, wherein a groove plate is arranged at the top end of the positioning plate, an L-shaped accommodating groove is formed in the groove plate, fixing plates are arranged on two sides of the opening of the L-shaped accommodating groove respectively, the outer side of each fixing plate is connected with a first telescopic driving assembly, the end part of each first telescopic driving assembly is fixedly arranged on the positioning plate, each first telescopic driving assembly drives the corresponding fixing plate to move, and two fixing plates and the transverse part and the vertical part of each L-shaped accommodating groove are enclosed to form an accommodating space matched with the shape of a workpiece to be fixed. Drive the fixed plate through first flexible drive assembly and stretch out and draw back the removal to can enclose the size that closes the accommodation space who forms to the horizontal portion and the vertical portion of fixed plate and L type holding tank and adjust, make it can hold the work piece of different dimensions, whole location operation convenient and fast more, the fixed plate can closely laminate with the work piece side in addition, the work piece is more firm after the location, has guaranteed follow-up man-hour accurate nature.

Description

Positioning jig

Technical Field

The utility model relates to the field of jigs, in particular to a positioning jig.

Background

The plate-shaped workpiece (such as a notebook shell) needs to be fixed and limited by a positioning jig in the processing and production process, the positioning jig in the prior art is structurally shown in figure 1, the whole positioning jig is of a square structure, and an accommodating groove matched with the shape of the plate-shaped workpiece is formed in the surface of the positioning jig. When the positioning jig is adopted to place the plate-shaped workpiece, the following defects exist:

(1) the whole placing process is relatively complicated in operation, and time and labor are wasted;

(2) the matching degree of the plate-shaped workpiece and the accommodating groove is not very accurate, and when the plate-shaped workpiece is subsequently processed, the phenomenon that the plate-shaped workpiece is slightly moved is difficult to avoid, so that the processing quality is influenced;

(3) the size of the holding tank on the positioning jig is fixed, so that the holding tank can only fix and limit the plate-shaped workpiece with a specific size and specification, and the applicability of the product is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a positioning jig which can position workpieces with different sizes, improves the practicability of the jig, is more convenient to operate during positioning, and is more stable after positioning.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a positioning jig which comprises a positioning plate, wherein a groove plate is installed at the top end of the positioning plate, an L-shaped accommodating groove is formed in the groove plate, fixing plates are respectively arranged on two sides of the opening of the L-shaped accommodating groove, the outer side of each fixing plate is connected with a first telescopic driving assembly, the end part of each first telescopic driving assembly is fixedly installed on the positioning plate, each first telescopic driving assembly drives the corresponding fixing plate to move, and the two fixing plates and the transverse part and the vertical part of each L-shaped accommodating groove are enclosed to form an accommodating space matched with the shape of a workpiece to be fixed.

The further improvement lies in that the horizontal portion and the vertical portion top of L type holding tank all are equipped with the baffle.

When the work piece of treating fixed is thick, when it surpassed the height of L type holding tank, through baffle and the laminating of work piece side, fix the more firm spacing of work piece in L type holding tank.

The further improvement is that two first telescopic driving assemblies are symmetrically arranged on the outer side of each fixing plate.

In this embodiment, in order to guarantee the stationarity when first flexible drive assembly drives the flexible removal of fixed plate, set up two first flexible drive assembly in fixed plate outside symmetry, when in actual use, the quantity that sets up of first flexible drive assembly can adjust according to the length of fixed plate.

The improved structure is characterized in that a lower pressing plate is arranged on one side of the opening of the L-shaped accommodating groove and located above the groove plate, and second telescopic driving assemblies are connected to two sides of the bottom end of the lower pressing plate respectively and located on the positioning plate.

When the device is used, the lower pressing plate is driven to move downwards through the second telescopic driving assembly, so that a workpiece in an accommodating space formed by enclosing the fixing plate and the L-shaped accommodating groove can be pressed downwards and fixed, the fixing and limiting effects on the workpiece are further ensured, and the workpiece is prevented from shaking or moving during processing; when the workpiece is required to be taken out from the L-shaped accommodating groove, the lower pressing plate is driven to move upwards through the second telescopic driving assembly, and the whole taking-out operation cannot be influenced.

The improved structure is characterized in that a bottom plate is arranged under the positioning plate, supporting columns are respectively connected to four corners between the top end of the bottom plate and the bottom end of the positioning plate, the end part of the second telescopic driving assembly is fixedly mounted on the bottom plate, and the driving end of the second telescopic driving assembly penetrates through the positioning plate and is connected with the bottom end of the lower pressing plate.

Because when using, in order to avoid causing the influence to the getting of work piece and put the process, the flexible drive assembly of second need have great flexible stroke, consequently, sets up the bottom plate in the locating plate below in this embodiment to set up the support column between bottom plate and locating plate, with the flexible drive assembly fixed mounting of second on the bottom plate, have sufficient flexible stroke when guaranteeing the flexible drive assembly of second and use.

In a further improvement, the first telescopic driving component and the second telescopic driving component are air cylinders.

In practical applications, the first telescopic driving assembly and the second telescopic driving assembly are not limited to the above options, and other structural assemblies with linear driving functions in the prior art can be adopted.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the first telescopic driving assembly drives the fixed plate to move in a telescopic manner, so that the size of an accommodating space formed by enclosing the fixed plate and the transverse part and the vertical part of the L-shaped accommodating groove can be adjusted, workpieces with different dimensions can be accommodated, the whole positioning operation is more convenient and faster, the fixed plate can be tightly attached to the side surface of the workpiece, the positioned workpiece is more stable, and the accuracy in subsequent processing is ensured.

Drawings

The utility model is described in further detail below with reference to specific embodiments and with reference to the following drawings.

Fig. 1 is a schematic structural view of a positioning fixture in the prior art;

FIG. 2 is a schematic structural view of a positioning fixture according to the present invention;

FIG. 3 is a schematic structural view of a bottom plate of the positioning fixture of the present invention;

wherein, the specific reference numbers are: bottom plate 1, support column 2, locating plate 3, recess board 4, L type holding tank 5, fixed plate 6, first flexible drive assembly 7, mounting panel 8, baffle 9, holding down plate 10, the flexible drive assembly 11 of second, work piece 12.

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. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the utility model and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the utility model.

The utility model provides a positioning jig, as shown in fig. 1, the positioning jig comprises a positioning plate 3, a groove plate 4 is installed at the top end of the positioning plate 3, an L-shaped accommodating groove 5 is formed in the groove plate 4, fixing plates 6 are respectively arranged on two sides of an opening of the L-shaped accommodating groove 5, the two fixing plates 6 are respectively arranged corresponding to a transverse part and a vertical part of the L-shaped accommodating groove 5, the outer side of each fixing plate 6 is connected with a first telescopic driving assembly 7, the end part of each first telescopic driving assembly 7 is fixedly installed on the positioning plate 3 through an installation plate 8, the first telescopic driving assembly 7 drives the fixing plates 6 to move, and the two fixing plates 6 and the transverse part and the vertical part of the L-shaped accommodating groove 5 are enclosed to form an accommodating space matched with the shape of a workpiece 12 to be fixed. During operation, drive fixed plate 6 through first flexible drive assembly 7 and stretch out and draw back and remove to can enclose the size that closes the accommodation space that forms to fixed plate 6 and L type holding tank 5's horizontal portion and vertical portion and adjust, make it can hold the work piece 12 of different dimensions, whole location operation convenient and fast more, fixed plate 6 can closely laminate with work piece 12 side moreover, location back work piece 12 is more firm, has guaranteed follow-up man-hour accurate nature.

Wherein, the horizontal portion and the vertical portion top of L type holding tank 5 all are equipped with baffle 9, and the medial surface of baffle 9 flushes with the medial wall of the corresponding one side of L type holding tank 5. When the workpiece 12 to be fixed is thick, the workpiece 12 exceeds the height of the L-shaped accommodating groove 5, the baffle 9 is attached to the side face of the workpiece 12, and the workpiece 12 is more firmly limited and fixed in the L-shaped accommodating groove 5.

Wherein, two first telescopic driving components 7 are symmetrically arranged at the outer side of each fixing plate 6. In this embodiment, in order to guarantee the stationarity when first flexible drive assembly 7 drives fixed plate 6 flexible removal, set up two first flexible drive assembly 7 at fixed plate 6 outside symmetry, when the in-service use, the quantity that sets up of first flexible drive assembly 7 can be adjusted according to the length of fixed plate 6.

Wherein, one side of the opening of L type holding tank 5 is equipped with holding down plate 10, and holding down plate 10 is located recess board 4 top, and holding down plate 10 bottom both sides are connected respectively and are equipped with the flexible drive assembly 11 of second, and the flexible drive assembly 11 of second is located locating plate 3. When the device is used, the second telescopic driving component 11 drives the lower pressing plate 10 to move downwards, so that the workpiece 12 in the accommodating space formed by enclosing the fixing plate 6 and the L-shaped accommodating groove 5 can be pressed downwards and fixed, the fixing and limiting effect on the workpiece 12 is further ensured, and the workpiece 12 is prevented from shaking or moving during processing; when the workpiece 12 needs to be taken out from the L-shaped accommodating groove 5, the second telescopic driving assembly 11 drives the lower pressing plate 10 to move upwards, so that the whole taking-out operation is not affected.

As shown in fig. 2, a bottom plate 1 is arranged under the positioning plate 3, support pillars 2 are respectively connected at four corners between the top end of the bottom plate 1 and the bottom end of the positioning plate 3, the end of a second telescopic driving assembly 11 is fixedly mounted on the bottom plate 1, and the driving end of the second telescopic driving assembly 11 penetrates through the positioning plate 3 and is connected with the bottom end of a lower press plate 10. In order to avoid the influence on the taking and placing process of the workpiece 12 during use, the second telescopic driving assembly 11 needs to have a large telescopic stroke, so in this embodiment, the bottom plate 1 is arranged below the positioning plate 3, the supporting column 2 is arranged between the bottom plate 1 and the positioning plate 3, and the second telescopic driving assembly 11 is fixedly mounted on the bottom plate 1, so as to ensure that the second telescopic driving assembly 11 has a sufficient telescopic stroke during use.

Wherein, the first telescopic driving component 7 and the second telescopic driving component 11 are air cylinders. In practical use, the first telescopic driving assembly 7 and the second telescopic driving assembly 11 are not limited to the above-mentioned options, and other structural assemblies having linear driving function in the prior art can be adopted.

In conclusion, the utility model provides a positioning jig, which can position workpieces with different sizes and specifications, improves the practicability of the jig, is more convenient to operate during positioning, and is more stable after positioning.

The present invention has been described in terms of specific examples, which are provided to aid understanding of the utility model and are not intended to be limiting. For a person skilled in the art to which the utility model pertains, several simple deductions, modifications or substitutions may be made according to the idea of the utility model.

Claims

1. The utility model provides a positioning jig, its characterized in that includes the locating plate, the recess board is installed on the locating plate top, L type holding tank has been seted up on the recess board, the both sides of L type holding tank opening part are equipped with the fixed plate respectively, the fixed plate outside links to each other with first flexible drive assembly, first flexible drive assembly tip fixed mounting be in on the locating plate, first flexible drive assembly drives the fixed plate removes, and with two the fixed plate with horizontal portion and the vertical portion of L type holding tank enclose close form with wait to fix work piece shape assorted accommodation space.

2. The positioning fixture according to claim 1, wherein the horizontal portion and the vertical portion of the L-shaped receiving groove are provided with a baffle at the top end.

3. The positioning fixture according to claim 1, wherein two first telescopic driving assemblies are symmetrically disposed outside each fixing plate.

4. The positioning jig according to claim 1, wherein a lower pressing plate is disposed at one side of the opening of the L-shaped receiving groove, the lower pressing plate is located above the groove plate, and two sides of the bottom end of the lower pressing plate are respectively connected to a second retractable driving assembly, and the second retractable driving assembly is located on the positioning plate.

5. The positioning jig according to claim 4, wherein a bottom plate is arranged under the positioning plate, support pillars are respectively connected to four corners between the top end of the bottom plate and the bottom end of the positioning plate, the end of the second telescopic driving assembly is fixedly mounted on the bottom plate, and the driving end of the second telescopic driving assembly passes through the positioning plate and is connected with the bottom end of the lower pressing plate.

6. The positioning fixture of claim 4, wherein the first and second telescoping drive assemblies are air cylinders.