CN219901267U

CN219901267U - Positioning jig

Info

Publication number: CN219901267U
Application number: CN202321466226.1U
Authority: CN
Inventors: 宋婷婷
Original assignee: Dongguan Ouke Rui Machinery Equipment Co ltd
Current assignee: Dongguan Ouke Rui Machinery Equipment Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2023-10-27
Anticipated expiration: 2033-06-08

Abstract

The utility model relates to a positioning jig, comprising: a base; the support plate is fixedly arranged at the upper end of the base and is used for bearing a workpiece; the positioning plate is fixedly arranged at the upper end of the base and is provided with two positioning surfaces for supporting and positioning two side surfaces of a workpiece; the middle part of the pressing rod is hinged to the base, one end of the pressing rod is provided with a pressing head, and the pressing head is used for pressing a workpiece positioned on the supporting plate and can push the workpiece to be attached to at least one of the positioning surfaces; the driving mechanism is used for driving the pressing head to press or separate from the workpiece. According to the utility model, the workpiece is bonded and positioned through the two positioning faces of the positioning plate, so that the positioning and the leaning in different directions are realized, the positioning of a horizontal plane is realized, the driving mechanism is used for driving the pressing rod to rotate and swing, the pressing head presses the workpiece, the automatic clamping of the workpiece is realized, the labor intensity is reduced, and the pressing head can push the workpiece to be bonded at least towards one of the positioning faces when pressing the workpiece, so that the effect of pressing the workpiece in two directions is realized, the structure is simplified, and the clamping efficiency is high.

Description

Positioning jig

Technical Field

The utility model relates to a jig, in particular to a positioning jig.

Background

Along with the machining precision of the workpiece is higher and higher, the workpiece with higher precision requirement is usually positioned by adopting a jig, so that the machining precision is ensured, and the product quality is improved.

However, when the traditional jig clamps a workpiece, an operator not only needs to place the workpiece, but also needs to operate the clamping structure to fix the workpiece, so that the labor intensity is high, and the workpiece is usually pressed in at least two directions to ensure the positioning effect, so that the clamping precision is ensured.

Disclosure of Invention

The embodiment of the utility model provides a positioning jig which is automatically pressed and is simple in clamping, so that the technical problem is solved.

A positioning jig, comprising: a base; the support plate is fixedly arranged at the upper end of the base and is used for bearing a workpiece; the positioning plate is fixedly arranged at the upper end of the base and is provided with two positioning surfaces higher than the supporting plate, and the two positioning surfaces form a certain included angle and are used for supporting and positioning two side surfaces of a workpiece; the middle part of the pressing rod is hinged to the base, one end of the pressing rod is provided with a pressing head, and the pressing head is used for pressing a workpiece positioned on the supporting plate and pushing the workpiece to be attached to at least one of the positioning surfaces; the driving mechanism is arranged on the base and provided with a push rod capable of lifting and stretching, and the push rod is hinged with the other end of the pressure rod so as to drive the pressure head to press or keep away from a workpiece

Above-mentioned positioning jig bears the workpiece through the backup pad, laminates the location through two location faces of locating plate, and two the location is personally submitted certain contained angle to realize the location of equidirectional and support, realize the location of horizontal plane, the rotatory swing of drive mechanism drive depression bar is recycled, and the pressure head compresses tightly the workpiece, realizes pressing from both sides tight to the automation of workpiece, reduces intensity of labour, and when the pressure head compresses tightly the workpiece, can also promote the work piece towards one of them the locating surface laminating at least, thereby play the effect of compressing tightly of two directions to the work piece, the structure is retrencied, clamping efficiency is high.

In one embodiment, the upper end of the base is provided with a positioning groove with the width matched with that of the supporting plate, the supporting plate is embedded into the positioning groove, and the supporting plate and the bottom wall of the positioning groove are provided with corresponding hole sites to be connected and fixed through fasteners.

In one embodiment, a junk slot is formed in one side of the positioning slot, which faces away from the compression bar.

In one embodiment, a positioning convex part protruding upwards and higher than the supporting plate is arranged on one side of the chip groove, which is opposite to the compression bar, and one side surface of the positioning plate is attached to the positioning convex part.

In one embodiment, the positioning board is fixedly arranged on the base and is used for being attached to the other side face of the positioning board.

In one embodiment, the upper surface of the support plate is provided with a diversion trench communicated with the chip removal groove.

In one embodiment, the lower side edge of the end part of the pressure head is an upward folded inclined surface or an arc surface.

In one embodiment, the positioning plate is an L-shaped plate, and the two positioning surfaces are vertically arranged.

In one embodiment, the upper end of the push rod is provided with a connecting shaft, and one end of the push rod, which is far away from the pressure head, is provided with a waist-shaped groove for the connecting shaft to pass through.

In one embodiment, the bottom of the base is provided with a mounting plate, and the mounting plate is provided with an arc-shaped slot.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic view of the exploded view of FIG. 2;

FIG. 3 is an enlarged view at A of FIG. 2;

fig. 4 is a cross-sectional view of fig. 1.

Reference numerals:

the chip removing device comprises a base 100, a positioning groove 110, a chip removing groove 120, a positioning convex part 130, a mounting plate 140 and an arc-shaped slotted hole 141;

a support plate 200, a diversion trench 210;

a positioning plate 300, a positioning surface 301 and an inclined guide surface 302;

a compression bar 400, a compression head 410, a waist-shaped groove 420;

a driving mechanism 500, a push rod 510, and a connecting shaft 520;

the flitch 600 is positioned.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a positioning jig according to an embodiment of the present utility model is used for clamping and positioning a workpiece, and includes a base 100, a support plate 200, a positioning plate 300, a compression bar 400 and a driving mechanism 500.

The supporting plate 200 is fixedly installed at the upper end of the base 100 and is used for bearing a workpiece; the positioning plate 300 is fixedly mounted on the upper end of the base 100, and it can be understood that the positioning plate and the base 100 are provided with corresponding holes to be fixedly connected by fasteners. The positioning plate 300 has two positioning surfaces 301 higher than the supporting plate 200, so that the positioning surfaces 301 can be contacted by the workpiece placed on the supporting plate 200, and the two positioning surfaces 301 form a certain included angle for supporting and positioning two side surfaces of the workpiece, so as to position and support two different downward side surfaces of the workpiece, thereby realizing multi-directional positioning; the middle part of the pressing rod 400 is hinged to the base 100, one end of the pressing rod is provided with a pressing head 410, and the pressing head 410 is used for pressing a workpiece positioned on the supporting plate 200 and can push the workpiece to be attached to at least one of the positioning surfaces 301 when pressing the workpiece; the driving mechanism 500 is mounted on the base 100, and has a push rod 510 capable of lifting and retracting, and the push rod 510 is hinged to the other end of the compression rod 400, so as to drive the pressure head 410 to compress or separate from a workpiece. The driving mechanism 500 may be a cylinder, an oil cylinder or an electric push rod.

According to the positioning jig provided by the embodiment of the utility model, the workpiece is borne by the supporting plate 200, the workpiece is attached and positioned by the two positioning surfaces 301 of the positioning plate 300, and the two positioning surfaces 301 form a certain included angle, so that the positioning and leaning in different directions are realized, the positioning of a horizontal plane is realized, the driving mechanism 500 is used for driving the pressing rod 400 to rotate and swing, the pressing head 410 presses the workpiece, the automatic clamping of the workpiece is realized, the labor intensity is reduced, and the pressing head 410 can also push the workpiece to attach at least to one of the positioning surfaces 301 when pressing the workpiece, so that the effect of pressing the workpiece in two directions is realized, the structure is simplified, and the clamping efficiency is high.

Referring to fig. 2 and 3, in some embodiments of the present utility model, a positioning groove 110 having a width adapted to that of the support plate 200 is provided at the upper end of the base 100, the support plate 200 is embedded in the positioning groove 110, and the support plate 200 and the bottom wall of the positioning groove 110 are provided with corresponding holes to be connected and fixed by fasteners, typically screws, so as to realize detachable installation of the support plate 200, thereby facilitating later replacement and maintenance. Specifically, the positioning groove 110 has two side walls in the left-right direction, the distance between the two side walls is matched with the width of the supporting plate 200, the positioning effect is achieved on the left-right direction of the supporting plate 200, and the fasteners are conveniently installed after the hole positions are aligned.

In a further embodiment of the present utility model, the side of the positioning slot 110 facing away from the compression bar 400 is provided with a junk slot 120. Specifically, the compression bar 400 is arranged at the rear side of the positioning groove 110, the chip removing groove 120 is arranged at the front side of the positioning groove 110, the chip removing groove 120 is used for discharging chips and cooling liquid, and the influence of chip accumulation on a workpiece is reduced.

In a further embodiment of the present utility model, a positioning protrusion 130 protruding upward and higher than the support plate 200 is disposed on a side of the junk slot 120 facing away from the compression bar 400, and one side of the positioning plate 300 is attached to the positioning protrusion 130. Specifically, the positioning convex portion 130 is disposed on the front side of the junk slot 120, and the front side of the positioning plate 300 is attached to the positioning convex portion 130, so that the positioning plate is positioned and abutted in the front-rear direction, and under the action of the pressing head 410, when the pressing head 410 presses down the workpiece, the front side of the workpiece can be pushed to be pressed against the rear side of the positioning convex portion 130, so that the effects of clamping in the up-down direction and the front-rear direction are achieved, and the rapid clamping, positioning and fixing are realized.

In a further embodiment of the present utility model, the positioning board 600 is fixedly installed on the base 100 and is used for being attached to the other side surface of the positioning board 300, specifically, the positioning board 600 is vertically installed on the left side or the right side of the chip groove 120 and has a certain distance from the chip groove 120, the positioning board 600 and the base 100 are provided with corresponding hole sites to be fixed through screw connection, the positioning board 600 is used for attaching to the left side surface or the right side surface of the positioning board 300, so as to achieve positioning, and the base 100 is more convenient to process, and the cutting amount of the base 100 during processing is avoided from being greatly increased. Specifically, in the present embodiment, the positioning board 600 is attached to the right side of the positioning board 300.

In a further embodiment of the present utility model, the upper surface of the support plate 200 is provided with the diversion trench 210 that is communicated with the junk slot 120, so that the chip powder and the cooling liquid on the upper surface of the support plate 200 can be discharged into the junk slot 120, so that the support plate 200 can minimize the chip accumulation and facilitate the next workpiece clamping.

Referring to fig. 4, in some embodiments of the present utility model, the lower edge of the end of the ram 410 is an upwardly folded slope or arc surface, so that when the lower edge of the end of the ram 410 contacts the workpiece, the workpiece is pushed forward by the slope or arc surface to be attached to the positioning surface 301 of the positioning plate 300.

In a further embodiment of the present utility model, the positioning plate 300 is an L-shaped plate, and the two positioning surfaces 301 are vertically disposed, and specifically, the two positioning surfaces 301 are respectively used for attaching and positioning the front side and the right side of the workpiece. In order to limit the left side of the workpiece to a certain extent, a rearwardly flared inclined guide surface 302 is provided on the left side of a positioning surface 301 that abuts the front side of the workpiece.

In a further embodiment of the present utility model, a connection shaft 520 is installed at the upper end of the push rod 510, a waist-shaped groove 420 through which the connection shaft 520 passes is provided at the end of the push rod 400 remote from the ram 410, the width of the waist-shaped groove 420 is adapted to the diameter of the connection shaft 520, and the length of the waist-shaped groove 420 is greater than the diameter of the connection shaft 520, so that the connection shaft 520 can slide and rotate in the waist-shaped groove 420, thereby converting the lifting motion of the push rod 510 into the rotational swing of the push rod 400.

In a further embodiment of the present utility model, the bottom of the base 100 is provided with a mounting plate 140, the mounting plate 140 is provided with an arc slot 141, so that the base 100 is fixedly mounted on a machine, and the base 100 can rotate along the arc slot 141 to adjust the position, so as to adjust the mounting angle; mounting holes corresponding to the arc-shaped slots 141 are generally provided on the machine to fix the base 100 by fasteners. Of course, the arc-shaped slots 141 may be circumferentially arranged along their own center of curvature to achieve a multi-position connection.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A positioning jig, its characterized in that includes:

a base (100);

the supporting plate (200) is fixedly arranged at the upper end of the base (100) and is used for bearing a workpiece;

the positioning plate (300) is fixedly arranged at the upper end of the base (100) and is provided with two positioning surfaces (301) higher than the supporting plate (200), and the two positioning surfaces (301) form a certain included angle and are used for supporting and positioning two side surfaces of a workpiece;

the middle part of the pressing rod (400) is hinged to the base (100), one end of the pressing rod is provided with a pressing head (410), and the pressing head (410) is used for pressing a workpiece positioned on the supporting plate (200) and can push the workpiece to be attached to at least one of the positioning surfaces (301);

the driving mechanism (500) is arranged on the base (100) and provided with a push rod (510) which can be lifted and contracted, and the push rod (510) is hinged with the other end of the pressure rod (400) so as to drive the pressure head (410) to press or be far away from a workpiece.

2. The positioning jig according to claim 1, wherein the upper end of the base (100) is provided with a positioning groove (110) with a width adapted to that of the support plate (200), the support plate (200) is embedded into the positioning groove (110), and the bottom wall of the support plate (200) and the bottom wall of the positioning groove (110) are provided with corresponding holes for connection and fixation by fasteners.

3. The positioning jig according to claim 2, wherein a junk slot (120) is provided on a side of the positioning slot (110) facing away from the compression bar (400).

4. A positioning jig according to claim 3, wherein a positioning protrusion (130) protruding upwards and higher than the support plate (200) is provided on a side of the junk slot (120) facing away from the compression bar (400), and one side surface of the positioning plate (300) is attached to the positioning protrusion (130).

5. The positioning jig of claim 4, further comprising a positioning plate (600) fixedly mounted to the base (100) for engaging the other side of the positioning plate (300).

6. A positioning jig according to claim 3, characterized in that the upper surface of the support plate (200) is provided with a flow guide groove (210) communicating with the junk slot (120).

7. The positioning jig according to claim 1, wherein the lower side edge of the end of the pressing head (410) is an upwardly folded inclined surface or an arc surface.

8. The positioning jig according to any one of claims 1 to 7, wherein the positioning plate (300) is an L-shaped plate, and the two positioning surfaces (301) are vertically arranged.

9. The positioning jig according to claim 1, wherein a connecting shaft (520) is mounted at the upper end of the push rod (510), and a waist-shaped groove through which the connecting shaft (520) passes is formed at one end of the push rod (400) away from the pressure head (410).

10. The positioning jig according to claim 1, wherein a mounting plate (140) is provided at the bottom of the base (100), and the mounting plate (140) is provided with an arc-shaped slot (141).