CN218785556U

CN218785556U - Processing jig

Info

Publication number: CN218785556U
Application number: CN202223073748.3U
Authority: CN
Inventors: 施建
Original assignee: Hi-P(shanghai)precision Mold&die Co ltd
Current assignee: Hi-P(shanghai)precision Mold&die Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-04-04
Anticipated expiration: 2032-11-18

Abstract

This application is applicable to the mould processing field, provides a processing tool, includes: a base; the carrying platform is connected with the base in a rotating mode around a first rotating axis; the first locking structure is used for fixing the connection angle of the carrying platform and the base; a turntable rotatably connected to the stage along a second axis of rotation, the second axis of rotation being perpendicular to the first axis of rotation, the turntable having a mounting surface on which a workpiece is placed, the mounting surface being perpendicular to the second axis of rotation; the second locking structure is used for fixing the connection angle of the turntable and the carrying platform; and a fastening structure for fixing the workpiece to the mounting surface. The application provides a processing tool can realize the fixed to the work piece of state of placing wantonly. Simple structure and convenient operation.

Description

Processing jig

Technical Field

This application belongs to mould processing technology field, especially relates to processing tool.

Background

The workpiece is generally placed on a processing platform in a flat state for processing. The workpiece is square, and when the workpiece is horizontally placed, the bottom edge is parallel to the horizontal plane. When machining a corner of a workpiece, it is desirable that the corner be machined in an upward direction (three surfaces of the corner are visible in a plan view), and in this case, none of the three surfaces corresponding to the corner is parallel to a horizontal plane. The existing fixing clamp is suitable for clamping a workpiece in a horizontal state, and the clamping requirement of the workpiece in an upward state on a contra-rotating angle is difficult to meet.

SUMMERY OF THE UTILITY MODEL

The utility model provides a processing tool is provided to overcome above-mentioned prior art's not enough to the clamping of the work piece of realization counter-rotating angle upper state is fixed.

The application provides a processing tool for fixed work piece includes:

a base;

the carrying platform is connected with the base in a rotating mode around a first rotating axis;

the first locking structure is used for fixing the connection angle of the carrying platform and the base;

the turntable is rotatably connected with the carrying platform along a second rotating axis, the second rotating axis is perpendicular to the first rotating axis, the turntable is provided with a mounting surface for placing a workpiece, and the mounting surface is perpendicular to the second rotating axis;

the second locking structure is used for fixing the connection angle of the turntable and the carrying platform;

and a fastening structure for fixing the workpiece to the mounting surface.

Optionally, the fastening structure includes a screw hole and a fixing location hole opened on the mounting surface, and a fixing location pin matched with the fixing location hole, the center of the screw hole is located on the first rotation axis and is used for being fixed with a workpiece in a screw joint manner, and the fixing location pin penetrates through the workpiece and is inserted into the fixing location hole to limit rotation of the workpiece and the turntable.

Optionally, the plurality of fixed positioning holes are distributed in a cross shape with the screw hole as the center.

Optionally, the second locking structure includes an angle positioning slot provided on the carrier, an angle positioning hole provided on the mounting surface, and an angle positioning pin, the angle positioning hole has a plurality of angle positioning holes circumferentially arranged around the second rotation axis, each of the angle positioning holes passes through the positioning slot one by one when the turntable rotates along the second rotation axis, and the angle positioning pin passes through the angle positioning hole and the angle positioning slot to limit the rotation of the turntable when any one of the angle positioning holes and the angle positioning slot is aligned.

Optionally, the included angle between two angle positioning holes sequentially passing through the positioning clamping groove is 1 °, 2 °,5 °, 15 °, 30 ° or 45 °.

Optionally, the angle positioning hole has a plurality of concentric ring layers formed around the first rotation axis, the angle positioning hole of any one of the ring layers has a plurality of concentric ring layers arranged around the first rotation axis at equal intervals, and the angle positioning holes of the ring layers are arranged in a staggered manner.

Optionally, the angle positioning slot extends along a radial direction of the first rotation axis, and the length of the angle positioning slot is not less than a radial length of the angle positioning holes of all the ring layers, so that any one of the angle positioning holes of each ring layer can be directly opposite to the angle positioning slot to allow the angle positioning pin to be inserted.

Optionally, the first locking structure includes an adjusting plate connected to the carrier, a plurality of first adjusting holes provided in the adjusting plate, a second adjusting hole provided in the base, and a gear adjusting pin, the plurality of first adjusting holes are arranged around the circumference of the second rotation axis and pass through the second adjusting holes one by one along with the rotation of the carrier, and when one of the first adjusting holes and the second adjusting hole are aligned, the gear adjusting pin penetrates through the first adjusting holes and the second adjusting holes to limit the rotation of the turntable.

Optionally, the angle adjustment range of the carrier and the base is 0 to 90 degrees, and the minimum adjustment unit is 1 °, 2 °,5 °, 15 °, 30 °, or 45 °.

Optionally, the adjusting plates are two and detachably connected to two sides of the carrier.

The application provides a processing tool realizes rotating the work piece at two mutually perpendicular's axis of rotation through the pivoted specific design realization of the relative microscope carrier of carousel and the relative base of microscope carrier to the realization is fixed to the work piece of arbitrary placement state, especially the clamping of the work piece of the upper state of angle of rotation is fixed. Simple structure and convenient operation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a first schematic view illustrating an assembly of a processing tool and a workpiece according to an embodiment of the present application;

FIG. 2 is a partially disassembled first schematic view of the structure of FIG. 1;

FIG. 3 is a second partially disassembled schematic view of the structure of FIG. 1;

fig. 4 is a third partially disassembled schematic view of the structure of fig. 1.

The reference numbers illustrate:

10. a base; 20. a stage; 21. marking; 201. connecting holes; c1, a first axis of rotation; 30. a first locking structure; 31. an adjusting plate; 301. a first adjustment aperture; 302. a second adjustment aperture; 32. a gear adjusting pin; 40. a turntable; c2, a second axis of rotation; 501. screwing holes; 502. fixing the positioning hole; 601. an angle positioning clamping groove; 602. angle positioning holes; 80. a workpiece; 801. an assembly hole; 802. fixing the limit hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present application are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.

With reference to fig. 1 to fig. 4, an exemplary processing fixture provided in the present application will be described.

The processing jig is used for fixing the workpiece 80, and the workpiece 80 is square. Referring to fig. 1, when the workpiece 80 is fixed to the processing fixture, the corner to be processed is placed upward, and three connecting surfaces of the corner are not parallel to the horizontal plane. In order to fix the workpiece 80 in this state, the processing jig is designed.

The processing jig comprises a base 10, a carrying platform 20, a first locking structure 30, a rotating disc 40, a fastening structure and a second locking structure.

The carrier 20 is rotatably connected with the base 10 around a first rotation axis C1; the first locking structure 30 is used for fixing the connection angle of the carrier 20 and the base 10; the turntable 40 is rotatably connected with the carrier 20 along a second rotation axis C2, the second rotation axis C2 is perpendicular to the first rotation axis C1, the turntable 40 has a mounting surface for placing the workpiece 80, and the mounting surface is perpendicular to the second rotation axis C2; the second locking structure is used for fixing the connection angle of the turntable 40 and the carrier 20; the fastening structure will secure the workpiece 80 to the mounting surface.

The workpiece 80 is fixed to the turntable 40 by a fastening structure, and the turntable 40 and the stage 20 are stacked. The stage 20 is rotatable with respect to the base 10 to make the workpiece 80 have a first rotation angle, and the turntable 40 is rotatable with respect to the stage 20 to make the workpiece 80 have a second rotation angle on the placement surface.

In the initial state, the stage 20 is horizontally disposed, the stage 20 has a reference point (in the embodiment, the reference point is located at the guide of the indicator 21), the turntable 40 has a reference line (not indicated), and the reference line coincides with the reference point, and at this time, the first rotation angle and the second rotation angle are both zero. The workpiece 80 is fixed on the turntable 40 through a fastening structure, and the turntable 40 and the carrier 20 rotate together relative to the base 10, so that the workpiece 80 is inclined to form an included angle with the horizontal plane, which is a first rotation angle. At this time, the workpiece 80 has an edge parallel to the horizontal plane. Then, the turntable 40 is rotated on the carrier 20, and the workpiece 80 rotates along with the rotation to make the edge rotate to form an angle with the horizontal plane, which is a second rotation angle. The fixed point of the workpiece 80 to the turntable 40, the first angle of rotation, and the second angle of rotation together define the spatial position of the workpiece 80. In other words, any spatial placement state of the workpiece 80 can be determined by selecting parameters of the fixing point, the first rotation angle, and the second rotation angle, and is fixed by the processing fixture of the embodiment.

From the above, the machining jig provided by the embodiment realizes that the workpiece 80 rotates on two mutually perpendicular rotation axes through the specific design of the rotation of the turntable 40 relative to the stage 20 and the rotation of the stage 20 relative to the base 10, so as to realize the fixation of the workpiece 80 in any placing state, especially the clamping fixation of the workpiece 80 in an upward state of the rotation angle. Simple structure and convenient operation.

In another embodiment of the present application, referring to fig. 2, the fastening structure includes a screw hole 501 and a fixing positioning hole 502 opened on the mounting surface, and a fixing positioning pin engaged with the fixing positioning hole 502, the screw hole 501 is centered on the second rotation axis C2 and is used for being screwed and fixed with the workpiece 80, and the fixing positioning pin passes through the workpiece 80 and is inserted into the fixing positioning hole 502 to limit the rotation of the workpiece 80 and the turntable 40.

Referring to fig. 2, the workpiece 80 is provided with an assembly hole 801 and a fixing limit hole 802, and the fastener passes through the assembly hole 801 to be screwed with the screwing hole 501, so as to fixedly connect the workpiece 80 and the turntable 40. The fastener is a screw. The fixing position-limiting hole 802 is opposite to the fixing position hole 502 and penetrates through the fixing positioning pin, so that the rotation of the workpiece 80 and the turntable 40 is limited. In other embodiments, the securing of the workpiece 80 to the turntable 40 may also be accomplished by a plurality of fasteners. Compare in the spiro union of a plurality of fasteners, this embodiment adopts a fastener spiro union to add the restriction of locating pin spare and rotates and realize fixing, can improve assembly efficiency.

It should be noted that, the fixing limiting hole 802 may be one, the assembly hole 801 is disposed corresponding to the screw hole 501, and the screw hole 501 is located at the center of the turntable 40. When the fastening piece passes through the assembly hole 801 to be screwed with the screwing hole 501, the workpiece 80 can rotate around the second rotation axis C2 under the condition that the fastening piece is not screwed, and the fixing positioning pin passes through the fixing limiting hole 802 and the fixing positioning hole 502, so that the rotation of the workpiece 80 is limited, and the final fixing of the workpiece 80 and the turntable 40 is realized.

In the structure shown in fig. 2, there are two fixed limiting holes 802, the connecting line between the two fixed limiting holes 802 and the assembling hole 801 is triangular (not collinear), and under the condition that there are two fixed positioning holes 502 on the turntable 40 and the fixed limiting holes 802 are correspondingly arranged, the workpiece 80 can be prevented from being placed in the vertical direction, so that the fool-proof effect is achieved.

In another embodiment of the present application, referring to fig. 2, a plurality of fixing positioning holes 502 are distributed in a cross shape with the screw hole 501 as a center. This setting can improve the application scope of processing tool.

Under the condition that one fixed limiting hole 802 is arranged, the workpiece 80 is in threaded connection with the threaded hole 501 through a fastener, and after the fixed positioning pin penetrates through the workpiece 80, one of four fixed positioning holes 502 of concentric circles can be selected to be inserted and connected, so that fixation is achieved. In addition, the fixing positioning holes 502 corresponding to the concentric circles are selected for assembly according to the distance between the fixing limiting hole 802 and the assembling hole 801 on the workpiece 80, in other words, the processing jig provided by the embodiment can be applied to workpieces 80 with different distances between the fixing limiting hole 802 and the assembling hole 801, and the application range of the processing jig is improved.

It should be noted that, under the condition that there are two fixing limiting holes 802, the plurality of fixing positioning holes 502 are distributed in a cross shape, and in order to achieve the fool-proof effect, the two fixing positioning holes 502 are perpendicular to the connecting line of the assembling hole 801, and the distances are different.

In another embodiment of the present application, referring to fig. 3, the carrier 20 has a connection hole 201, and the surface of the turntable 40 facing the carrier 20 has a projection (not shown) inserted into and engaged with the connection hole 201, the projection being cylindrical and rotatably connected to the connection hole 201.

In another embodiment of the present application, referring to fig. 3, the second locking structure includes an angle positioning slot 601 disposed on the carrier 20, an angle positioning hole 602 disposed on the mounting surface, and an angle positioning pin (not shown) disposed in cooperation with the angle positioning slot 601 and the angle positioning hole 602, the angle positioning hole 602 has a plurality of angle positioning holes circumferentially disposed around the second rotation axis C2, each angle positioning hole 602 passes through the positioning slot one by one when the turntable 40 rotates along the second rotation axis C2, and the angle positioning pin passes through the angle positioning hole 602 and the angle positioning slot 601 when any angle positioning hole 602 and the angle positioning slot 601 are aligned, so as to limit the rotation of the turntable 40.

In this embodiment, angular positioning hole 602 has a plurality of concentric annular layers formed about second rotational axis C2. The angular positioning holes 602 of any one layer are plural and equally spaced about the second axis of rotation C2. In the configuration shown in FIG. 3, a plurality of angularly oriented holes 602 form 5 loop layers, with each loop layer being formed by 72 angularly oriented holes 602. The 72 angular positioning holes 602 are arranged at equal intervals around the second rotation axis C2, in other words, the included angle between two adjacent angular positioning holes 602 in the same circle layer is 5 °. In this embodiment, in 5 circle layers, the angular positioning holes 602 of two adjacent circle layers are offset by 1 degree in the counterclockwise direction, so that the minimum unit of rotation adjustment of the turntable 40 relative to the stage 20 is 1 degree. A plurality of circle layers dislocation set compares in a circle layer and sets up 360 angle fixed orificess, can give the bigger trompil space of angle fixed orifices and ensure the structural strength of circle layer department. In the structure shown in the figure, the diameters of five circle layers are respectively 109.039mm, 113.201mm, 117.237mm, 121.227mm and 125.000mm, and each angle positioning hole 602 is a circular hole of 4.000 mm. In other embodiments, the diameter of the ring layer and the diameter of the angular positioning hole 602 may be adjusted by those skilled in the art according to actual needs, and are not limited herein.

Those skilled in the art can also design the minimum unit of rotational adjustment of the turntable 40 relative to the stage 20 to be 2 °,5 °, 15 °, 30 °, 45 °, etc., and set the number of concentric layers and the number of angular positioning holes 602 in the layers according to the minimum unit.

In this embodiment, referring to fig. 3, the angle positioning slot 601 extends along the radial direction of the second rotation axis C2, and the length is not less than the radial length of the angle positioning holes 602 of all the ring layers, so that any angle positioning hole 602 of each ring layer can be directly opposite to the angle positioning slot 601 for the angle positioning pin to be inserted. In other embodiments, a plugging hole may be correspondingly disposed in each ring layer.

Referring to fig. 3, two angle positioning slots 601 are disposed on two sides of the rotation axis, and an operator can select one angle positioning slot 601 to perform the insertion operation of the angle positioning pin, thereby improving convenience.

In this embodiment, the mark 21 is disposed at the position of the angular positioning slot 601 of the carrier 20, and the position is used as a reference position of the carrier 20, so that an operator can adjust the first rotation angle quickly.

In another embodiment of the present application, referring to fig. 4, the first locking structure 30 includes an adjusting plate 31 connected to the carrier 20, a plurality of first adjusting holes 301 opened in the adjusting plate 31, a second adjusting hole 302 opened in the base 10, and a gear adjusting pin 32, the plurality of first adjusting holes 301 are arranged around the circumference of the first rotation axis C1 and pass through the second adjusting holes 302 one by one as the carrier 20 rotates, and when a first adjusting hole 301 and a second adjusting hole 302 are aligned, the gear adjusting pin 32 penetrates through the first adjusting hole 301 and the second adjusting hole 302 to limit the rotation of the turntable 40.

In this embodiment, the angle adjustment range of the stage 20 and the base 10 is 0 to 90 degrees, and the minimum adjustment unit is 1 degree.

The first regulation holes 301 have a plurality of concentric arcs formed around the first rotation axis C1, and the first regulation holes 301 of any one arc have a plurality of equally spaced arcs around the first rotation axis C1. In the structure shown in fig. 4, the plurality of first regulation holes 301 form 5 concentric arcs, and any arc is formed by 18 first regulation holes 301. The 18 first adjustment holes 301 are arranged at equal intervals around the first rotation axis C1, in other words, an included angle between two adjacent first adjustment holes 301 in the same arc shape is 5 °. In this embodiment, of the 5 arcs, the first adjusting holes 301 of two adjacent arcs are offset by 1 degree in the counterclockwise direction, so that the minimum unit of the rotational adjustment of the stage 20 with respect to the base 10 is 1 degree. A plurality of arcs dislocation set compares and sets up 90 first regulation holes 301 in an arc, can give the bigger trompil space of first regulation hole 301 and be favorable to guaranteeing the structural strength of first regulation hole 301 department. Those skilled in the art can also design the minimum unit of rotational adjustment of the stage 20 with respect to the base 10 to be 2 °,5 °, 15 °, 30 °, 45 °, etc., and set the number of layers of the concentric arcs and the number of the first adjustment holes 301 in the arcs according to the minimum unit.

The number and the position of the second adjusting holes 302 are correspondingly arranged according to the number and the position of the arcs of the first adjusting holes 301. It is understood that the plurality of second adjustment apertures 302 may alternatively be a single kidney-shaped aperture.

In another embodiment of the present application, the adjusting plate 31 has two and is detachably connected to both sides of the carrier 20. The adjusting plate 31, in addition to locking the angle of the stage 20 and the base 10, also participates in the fixed support of the stage 20. The two adjusting plates 31 can improve the supporting effect on the carrier 20, and meanwhile, an operator can perform inserting operation on the gear adjusting pins 32 from the adjusting plates 31 on any side, so that the convenience of operation is improved.

In this embodiment, the adjusting plate 31 is screwed to the stage 20. In other embodiments, the adjusting plate 31 and the stage 20 may be fixedly connected by bolting, welding, etc.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A processing jig is used for fixing a workpiece and is characterized by comprising:

a base seat, a plurality of fixing holes and a plurality of fixing holes,

and a fastening structure for fixing the workpiece to the mounting surface.

2. The processing jig according to claim 1, wherein the fastening structure includes a screw hole and a fixing positioning hole opened on the mounting surface, and a fixing positioning pin engaged with the fixing positioning hole, the screw hole is centered on the first rotation axis and is adapted to be screwed and fixed to a workpiece, and the fixing positioning pin penetrates through the workpiece and is inserted into the fixing positioning hole to limit rotation of the workpiece and the turntable.

3. The processing jig according to claim 2, wherein the plurality of fixing positioning holes are arranged in a cross shape with the screw hole as a center.

4. The machining jig according to claim 1, wherein the second locking structure includes an angle positioning slot provided on the carrier, a plurality of angle positioning holes provided circumferentially around the second rotation axis, and an angle positioning pin, each of the angle positioning holes passes through the positioning slot one by one when the turntable rotates along the second rotation axis, and the angle positioning pin passes through the angle positioning hole and the angle positioning slot to restrict rotation of the turntable when any one of the angle positioning holes and the angle positioning slot is aligned.

5. The processing jig according to claim 4, wherein an included angle between two of the angle positioning holes sequentially passing through the positioning groove is 1 °, 2 °,5 °, 15 °, 30 ° or 45 °.

6. The tooling of claim 5 wherein there are a plurality of angular alignment holes forming a plurality of concentric rings about the first axis of rotation, a plurality of angular alignment holes of any one of the rings are equally spaced about the first axis of rotation, and the angular alignment holes of each ring are offset.

7. The tooling fixture of claim 6, wherein the angle positioning slots extend along a radial direction of the first rotation axis and have a length not less than a radial length of the angle positioning holes of all the ring layers, such that any one of the angle positioning holes of each ring layer can face the angle positioning slot for the angle positioning pin to be inserted.

8. The processing jig according to any one of claims 1 to 7, wherein the first locking structure includes an adjusting plate connected to the carrier, a plurality of first adjusting holes provided in the adjusting plate, a second adjusting hole provided in the base, and a gear adjusting pin, the plurality of first adjusting holes are arranged around the circumference of the second rotation axis and pass through the second adjusting holes one by one as the carrier rotates, and the gear adjusting pin penetrates through the first adjusting holes and the second adjusting holes to restrict rotation of the turntable when one of the first adjusting holes and the second adjusting holes are aligned.

9. The processing tool of claim 8, wherein the angle adjustment range of the carrier and the base is 0-90 degrees, and the minimum adjustment unit is 1 °, 2 °,5 °, 15 °, 30 °, or 45 °.

10. The tooling of claim 8 wherein there are two adjustment plates removably attached to either side of the carrier.