CN220331077U

CN220331077U - Positioning tool

Info

Publication number: CN220331077U
Application number: CN202321424630.2U
Authority: CN
Inventors: 苏国华
Original assignee: Wuxi Kangbo Shuzhi Technology Co ltd
Current assignee: Wuxi Kangbo Shuzhi Technology Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2024-01-12
Anticipated expiration: 2033-06-05

Abstract

The utility model provides a positioning tool, which comprises a horizontal plate in a horizontal shape, wherein one end of the horizontal plate is provided with a vertical plate; the compressing unit comprises a compressing seat and a hinging piece, the compressing seat is provided with a driving groove, the hinging piece is provided with a rotating piece, the hinging piece and the middle part of the rotating piece are provided with abdicating holes, and the side part of the hinging piece is provided with a movable hole; the outer wall of the movable column is provided with an anti-rotation part; the movable piece is movably positioned in the abdication hole, one end of the movable piece is fixedly connected with the movable column, the other end of the movable piece is provided with an action part, and the bottom of the action part is used for pressing the workpiece; the positioning structure is used for fixing the hinge piece and the pressing seat, and when the hinge piece and the pressing seat are fixed by the positioning structure, the rotating piece is in a horizontal shape, and the bottom of the acting part is abutted to the top of the workpiece. The positioning tool provided by the utility model can enable the use effect to be better.

Description

Positioning tool

Technical Field

The utility model belongs to the technical field of positioning tools, and relates to a positioning tool.

Background

In many machining fields, a workpiece needs to be positioned by using a tool, such as cutting a wood board, turning a hole, or polishing, cutting a steel plate, etc., and the workpiece is usually machined by using a drilling machine, a polishing machine, or other structures, such as sand paper, abrasive stone, etc., after the workpiece is positioned.

The conventional positioning tool mainly comprises a bottom plate and a compression structure positioned at the top of the bottom plate, wherein the compression structure mainly comprises a transverse plate above and a compression screw rod in threaded connection with the transverse plate; when the workpiece is positioned, firstly, the workpiece is horizontally placed on a bottom plate, then, a compression screw above the workpiece is rotated, the bottom of the compression screw compresses the workpiece on the bottom plate, and then, the workpiece is correspondingly processed; the method is simple, but the pressing screw is rotated every time the workpiece is fixed and removed, and the indentation is easy to be pressed (the pressing screw and the wood block rotate relatively) if the workpiece is a wood head, so that the use effect is poor.

Disclosure of Invention

The utility model aims to provide a positioning tool and aims to solve the problem of poor using effect.

In order to solve the technical problems, the utility model provides a positioning tool, which comprises:

the horizontal plate is horizontally arranged, and a vertical plate is vertically arranged at the lower side of one end of the horizontal plate and is used for supporting a workpiece;

the pressing unit is arranged on the outer side of the vertical plate and comprises a pressing seat fixedly connected with the vertical plate and a hinge piece hinged to the pressing seat, an arc-shaped driving groove is formed in one side, far away from the vertical plate, of the pressing seat, a rotating piece perpendicular to the hinge piece is arranged at the free end of the hinge piece, L-shaped yielding holes are formed in the middle of the hinge piece and the rotating piece, long-strip-shaped movable holes are vertically formed in the side portions of the hinge piece, and the movable holes are communicated with the yielding holes;

the outer wall of the movable column is provided with an anti-rotation part, the anti-rotation part and part of the movable column are movably attached to the inner wall of the movable hole, and when the rotating piece rotates towards the workpiece, the inner wall of the driving groove can drive the movable column to move downwards;

the movable piece is L-shaped, the movable piece is movably positioned in the yielding hole, one end of the movable piece is fixedly connected with the movable column, the other end of the movable piece is provided with an action part, and the bottom of the action part is used for pressing the workpiece;

the positioning structure is used for fixing the hinge piece and the pressing seat, when the positioning structure is used for fixing the hinge piece and the pressing seat, the rotating piece is in a horizontal shape, and the bottom of the acting part is abutted to the top of the workpiece.

The utility model further provides that each pressing unit comprises two pressing seats, and two sides of the hinge piece are movably attached to the two pressing seats.

The utility model is further characterized in that the top of the pressing seat is horizontally provided with a positioning hole, the positioning structure comprises a positioning pin which is detachably connected with the positioning hole, and when the positioning pin is abutted against the outer side of the hinge piece, the movable column is abutted against the inner end of the driving groove.

The utility model is further characterized in that an anti-drop cylinder is horizontally arranged on the outer side of one compression seat, and the outer wall of the positioning pin is movably attached to the anti-drop cylinder.

The utility model further provides that the yielding hole is vertically provided with a stabilizing part, the movable piece movably penetrates through the stabilizing part, and the outer wall of the movable piece part penetrating through the stabilizing part is movably attached to the stabilizing part.

The utility model is further characterized in that the bottom of the movable column is provided with a U-shaped rebound part with an upward opening, two sides of the rebound part are movably attached to the inner wall of the abdication hole, the bottom of the abdication hole is provided with an elastic piece which is continuously in a compressed state, the free end of the elastic piece is connected with the rebound part, and when the movable column is positioned outside the driving groove, the movable column is abutted to the top of the movable hole.

The utility model is further characterized in that the side part of the acting part is provided with an adjusting part perpendicular to the acting part, the lower side of the adjusting part is attached to the top of the movable part, two sides of the adjusting part are movably attached to the inner wall of the abdication hole, the utility model further comprises a positioning bolt, the positioning bolt penetrates through the adjusting part and is in threaded connection with the movable part, the acting part and the adjusting part comprise a plurality of groups, the lengths of the acting parts of different groups are different, and the adjusting parts of different groups are the same.

The utility model is further arranged that the cross section of the action part is rectangular, and the inner walls of the two sides of the abdication hole are vertically provided with matching grooves which are movably matched with the two sides of the action part.

The utility model is further characterized in that the outer side of the rotating piece is horizontally provided with the operation handles, two pressing units are arranged, and the bottom of the acting part is rotatably provided with the protection column.

The utility model is further characterized in that two L-shaped limiting parts are horizontally arranged at the top of the horizontal plate in opposite directions, and two ends of the workpiece are respectively attached to the inner walls of the two limiting parts.

Compared with the prior art, the utility model provides a positioning tool, when a workpiece is processed or positioned, the workpiece (preferably a wood plate and other plates according to the actual situation) is firstly paved on a horizontal plate, then the rotating piece is rotated towards the workpiece, at the moment, the rotating piece and the hinging piece are both rotated towards the workpiece, at the moment, the movable column is firstly abutted against the inner wall of the upper side of the driving groove, and along with the continuous rotation of the rotating piece, the movable column is downwards moved along the movable hole, at the moment, the movable piece and the acting part are downwards rotated until the bottom of the last acting part is pressed on the top of the workpiece, the position of the hinging piece is fixed by using the positioning structure, at the moment, the pressing of the workpiece is completed, and the positioning tool is simple and convenient. When the rotating piece is rotated, the movable column is enabled to rotate (the hinge part of the hinge piece and the pressing seat is used as the axis to rotate) under the action of the inner wall of the top of the driving groove, and meanwhile, the movable piece and the acting part are also driven downwards to move, so that the abrasion of the acting part to a workpiece can be reduced, and the pressing effect is good. The form in the drawings is only schematic and does not represent an actual structure, and in actual use, the center of the circular arc-shaped driving groove is not collinear with the axis of the hinge part and the hinge part of the pressing seat, and specifically, the distance between the former and the vertical plate is larger than the distance between the latter and the vertical plate.

Drawings

FIG. 1 is a schematic view of an embodiment of a positioning tool according to the present utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 2;

FIG. 4 is an enlarged view of portion C of FIG. 2;

FIG. 5 is a cross-sectional view of one embodiment of a positioning tool of the present utility model;

FIG. 6 is an enlarged view of portion D of FIG. 5;

FIG. 7 is an enlarged view of portion E of FIG. 5;

FIG. 8 is a schematic view of one embodiment of the hinge, swivel and moveable portions of a positioning fixture according to the present utility model;

FIG. 9 is a schematic view of an embodiment of a hinge and rotor portion of a positioning fixture according to the present utility model;

FIG. 10 is a schematic view of an embodiment of a moveable part of a positioning tool according to the present utility model;

FIG. 11 is a schematic diagram of an embodiment of a pressing seat in a positioning tool according to the present utility model.

Wherein, 1, horizontal plate; 2. a vertical plate; 3. a compressing seat; 4. a hinge; 5. a driving groove; 6. a rotating member; 7. a relief hole; 8. a movable hole; 9. a movable column; 10. an anti-rotation part; 11. a movable member; 12. an action part; 13. positioning holes; 14. a positioning pin; 15. an anti-drop cylinder; 16. a stabilizing section; 17. a rebound part; 18. an elastic member; 19. an adjusting section; 20. positioning bolts; 21. a mating groove; 22. an operation handle; 23. a protective column; 24. and a limiting part.

Detailed Description

A positioning tool according to the present utility model will be described in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present utility model will become more apparent from the following description. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model. The same or similar reference numbers in the drawings refer to the same or similar parts.

A positioning tool, as shown in fig. 1 to 11, comprising:

a horizontal plate 1 in a horizontal shape, a vertical plate 2 is vertically provided at one end lower side of the horizontal plate 1, and the horizontal plate 1 is used for supporting a workpiece, wherein the workpiece is introduced only for easy understanding and is not within the scope of the present application;

the pressing unit is arranged on the outer side of the vertical plate 2 and comprises a pressing seat 3 fixedly connected with the vertical plate 2 and a hinge piece 4 hinged to the pressing seat 3, an arc-shaped driving groove 5 is formed in one side, away from the vertical plate 2, of the pressing seat 3, a rotating piece 6 perpendicular to the hinge piece 4 is arranged at the free end of the hinge piece 4, L-shaped yielding holes 7 are formed in the middle parts of the hinge piece 4 and the rotating piece 6, long-strip-shaped movable holes 8 are vertically formed in the side parts of the hinge piece 4, and the movable holes 8 are communicated with the yielding holes 7;

the movable column 9 is provided with an anti-rotation part 10 on the outer wall of the movable column 9, the anti-rotation part 10 and part of the movable column are movably attached to the inner wall of the movable hole 8, and when the rotating piece 6 rotates towards the workpiece, the inner wall of the driving groove 5 can drive the movable column 9 to move downwards;

the movable piece 11 is L-shaped, the movable piece 11 is movably positioned in the abdication hole 7, one end of the movable piece 11 is fixedly connected with the movable column 9, the other end of the movable piece 11 is provided with an action part 12, and the bottom of the action part 12 is used for pressing the workpiece;

the positioning structure is used for fixing the hinge piece 4 and the pressing seat 3, when the positioning structure is used for fixing the hinge piece 4 and the pressing seat 3, the rotating piece 6 is horizontal, and the bottom of the acting part 12 is abutted to the top of the workpiece.

Each pressing unit comprises two pressing seats 3, and two sides of the hinge piece 4 are movably attached to the two pressing seats 3.

The top of the pressing seat 3 is horizontally provided with a positioning hole 13, the positioning structure comprises a positioning pin 14 detachably connected with the positioning hole 13, and when the positioning pin 14 is abutted against the outer side of the hinge 4, the movable column 9 is abutted against the inner end of the driving groove 5.

An anti-drop cylinder 15 is horizontally arranged on the outer side of the pressing seat 3, and the outer wall of the positioning pin 14 is movably attached to the anti-drop cylinder 15.

The yielding hole 7 is vertically provided with a stabilizing portion 16, the movable piece 11 movably penetrates through the stabilizing portion 16, and the outer wall of the movable piece 11 part penetrating through the stabilizing portion 16 is movably attached to the stabilizing portion 16.

The bottom of movable column 9 is provided with the ascending U font of opening resilience portion 17, the both sides of resilience portion 17 all movable fit in the inner wall of hole 7 of stepping down, the bottom of hole 7 of stepping down is provided with the elastic component 18 that lasts in compression state, the free end of elastic component 18 with resilience portion 17 is connected, works as movable column 9 is located when the outside of drive slot 5, movable column 9 contradict in the top of movable hole 8.

The lateral part of effect portion 12 be provided with effect portion 12 looks vertically regulation portion 19, the downside of regulation portion 19 laminate in the top of moving part 11, both sides activity laminate in the inner wall of hole 7 of stepping down, still including locating bolt 20, locating bolt 20 pass regulation portion 19 and with moving part 11 threaded connection, effect portion 12 with regulation portion 19 is including a plurality of groups, and the length of effect portion 12 of different groups has the difference, and the regulation portion 19 of different groups is the same.

The cross section of the action part 12 is rectangular, and the inner walls of the two sides of the abdication hole are vertically provided with matching grooves 21 which are movably matched with the two sides of the action part 12. The outer side of the rotating member 6 is horizontally provided with an operation handle 22, two pressing units are provided, and the bottom of the acting portion 12 is rotatably provided with a protection column 23. Two L-shaped limiting parts 24 are horizontally and oppositely arranged at the top of the horizontal plate 1, and two ends of the workpiece are respectively attached to the inner walls of the two limiting parts 24.

According to the positioning tool provided by the utility model, when a workpiece is machined or positioned, the workpiece (preferably a wood plate or other plates according to actual conditions) is firstly paved on the horizontal plate 1, then the rotating piece 6 is rotated towards the workpiece, at the moment, both the rotating piece 6 and the hinge piece 4 rotate towards the workpiece, at the moment, the movable column 9 is firstly abutted against the upper inner wall of the driving groove 5, and along with the continuous rotation of the rotating piece 6, the movable column 9 moves downwards along the movable hole 8, at the moment, the movable piece 11 and the acting part 12 also rotate downwards until the bottom of the last acting part 12 is pressed on the top of the workpiece, the position of the hinge piece 4 is fixed by using the positioning structure, at the moment, the workpiece is pressed, and the positioning tool is simple and convenient. When the rotating piece 6 is rotated, under the action of the inner wall of the top of the driving groove 5, the movable column 9 is enabled to rotate (the hinge part of the hinge piece 4 and the compacting seat 3 is used as the axis to rotate), and meanwhile, the movable piece 11 and the acting part 12 are also driven downwards to move, so that the abrasion of the acting part 12 to a workpiece can be reduced, and the compacting effect is good. The form in the figures is only schematic and does not represent an actual structure, and in actual use, the center of the circular arc-shaped driving groove 5 is not collinear with the axis of the hinge 4 and the pressing seat 3, in particular, the distance between the former and the vertical plate 2 is greater than the distance between the latter and the vertical plate 2.

In actual operation, firstly, the two hinge parts 4 are positioned on the outer side of the horizontal plate 1, then the workpiece is placed on the horizontal plate 1, and two ends of the workpiece are abutted against the limiting parts 24, so that the workpiece can be temporarily positioned; then the rotating member 6 is rotated toward the workpiece by the operation handle 22, and the rotating member 6, the hinge member 4, the movable column 9, etc. are rotated; at this time, the movable column 9 is firstly abutted against the top of the movable hole 8 under the action of the elastic piece 18 (spring), and then the movable column 9 can be automatically clamped into the opening side of the driving groove 5 along with the rotation; then, the operation handle 22 is continuously rotated, and the driving groove 5 drives the rotating column, the movable piece 11 and the action part 12 to move downwards along the length direction of the movable hole 8 while the hinge piece 4 rotates;

until the movable column 9 abuts against the inner wall of the driving groove 5, the protective column 23 at the bottom of the acting part 12 also just reaches a state of pressing the workpiece, and finally the positioning pin 14 positioned in the anti-drop cylinder 15 is horizontally pushed, so that the positioning pin 14 passes through the two positioning holes 13, the side part of the positioning pin 14 abuts against the outer side of the hinge 4, and the positioning of the hinge 4, the movable column 9, the movable part 11 and the acting part 12 is completed at the moment, and the positioning of the workpiece is also completed.

The whole fixing process only needs to rotate the operation handle 22 until the operation handle can not rotate any more, and the positioning pin 14 is pushed, so that the workpiece is fixed simply and conveniently.

Then, when the machined workpiece is removed, the positioning pin 14 is moved so that the free end of the positioning pin 14 is positioned in the anti-drop cylinder 15, at this time, the rotating member 6 and the hinge member 4 can be rotated outwards, and finally, the workpiece can be directly removed. In the process of rotating the rotating member 6 outwards, the elastic member 18 drives the rebound part 17 upwards, and the rebound part 17 enables the movable column 9 to finally abut against the top of the movable hole 8, so that the next use is facilitated. The positioning pin 14 can be supported by the anti-falling cylinder 15 and is not fallen down, so that the next use is convenient.

Wherein the movable column 9 is movably attached to the inner wall of the movable hole 8, and the two sides of the rotation preventing part 10 are limited by the movable hole 8, the fixed movable column 9 can only move along the length direction of the movable hole 8, and meanwhile, the two sides of the rebound part 17 are limited by the inner wall of the yielding hole 7, so that the activity stability of the movable column 9 and the movable part 11 can be ensured. Furthermore, the stabilizing portion 16 also has a limiting effect on the movable member 11, so that the movable member 11 has a better use effect, and also has a protecting effect on the rebound portion 17 and the like.

Wherein each of the action parts 12 and the adjusting parts 19 are combined, and a plurality of the action parts 12 and the guard posts 23 are combined, the total length of the action parts 12 and the guard posts 23 in different combinations is different, so that workpieces with different thicknesses can be compacted. All the adjustment portions 19 are identical and thus can be used in cooperation with the movable member 11. Wherein the matching groove 21 can play a role in limiting and guiding the two sides of the action part 12, and further improves the stability of the action part 12.

In a further embodiment, the positioning pin 14 is also provided with a hole (as shown in the drawing) for the positioning pin 14 to pass through in the hinge 4 when fixing the position of the hinge 4, so that the position stability of the hinge 4 can be further improved.

It should be noted that, in the present description, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different manner from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The above description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model, and any alterations and modifications made by those skilled in the art based on the above disclosure shall fall within the scope of the appended claims.

Claims

1. Positioning tool, its characterized in that includes:

a horizontal plate (1) in a horizontal shape, wherein a vertical plate (2) is vertically arranged at the lower side of one end of the horizontal plate (1), and the horizontal plate (1) is used for supporting a workpiece;

the pressing unit is arranged on the outer side of the vertical plate (2), the pressing unit comprises a pressing seat (3) fixedly connected with the vertical plate (2) and a hinge (4) hinged to the pressing seat (3), an arc-shaped driving groove (5) is formed in one side, far away from the vertical plate (2), of the pressing seat (3), a rotating piece (6) perpendicular to the hinge (4) is arranged at the free end of the hinge (4), L-shaped yielding holes (7) are formed in the middle of the hinge (4) and the rotating piece (6), long-strip-shaped movable holes (8) are vertically formed in the side portions of the hinge (4), and the movable holes (8) are communicated with the yielding holes (7);

the movable column (9), be provided with on the outer wall of movable column (9) and prevent changeing portion (10), prevent changeing portion (10) and part movable column (9) all activity laminating in the inner wall of movable hole (8), when rotating piece (6) orientation work piece rotates, the inner wall of drive groove (5) can drive movable column (9) moves down;

the movable piece (11), the movable piece (11) is L-shaped, the movable piece (11) is movably positioned in the abdication hole (7), one end of the movable piece (11) is fixedly connected with the movable column (9), the other end of the movable piece is provided with an action part (12), and the bottom of the action part (12) is used for compressing the workpiece;

the positioning structure is used for fixing the hinge piece (4) and the pressing seat (3), when the hinge piece (4) and the pressing seat (3) are fixed by the positioning structure, the rotating piece (6) is in a horizontal shape, and the bottom of the acting part (12) is abutted to the top of the workpiece.

2. A positioning tool according to claim 1, wherein each pressing unit comprises two pressing seats (3), and two sides of the hinge member (4) are movably attached to the two pressing seats (3).

3. A positioning tool according to claim 1 or 2, wherein the top of the pressing seat (3) is horizontally provided with a positioning hole (13), the positioning structure comprises a positioning pin (14) detachably connected with the positioning hole (13), and when the positioning pin (14) is abutted against the outer side of the hinge member (4), the movable column (9) is abutted against the inner end of the driving groove (5).

4. A positioning tool according to claim 3, wherein an anti-falling cylinder (15) is horizontally arranged on the outer side of the pressing seat (3), and the outer wall of the positioning pin (14) is movably attached to the anti-falling cylinder (15).

5. The positioning tool according to claim 1, wherein a stabilizing portion (16) is vertically arranged in the yielding hole (7), the movable piece (11) movably penetrates through the stabilizing portion (16), and the outer wall of the movable piece (11) penetrating through the stabilizing portion (16) is movably attached to the stabilizing portion (16).

6. The positioning tool according to claim 1, wherein a rebound part (17) with an upward U-shaped opening is arranged at the bottom of the movable column (9), both sides of the rebound part (17) are movably attached to the inner wall of the yielding hole (7), an elastic piece (18) which is continuously in a compressed state is arranged at the bottom of the yielding hole (7), the free end of the elastic piece (18) is connected with the rebound part (17), and when the movable column (9) is positioned outside the driving groove (5), the movable column (9) is abutted to the top of the movable hole (8).

7. The positioning tool according to claim 1, wherein the side part of the acting part (12) is provided with an adjusting part (19) perpendicular to the acting part (12), the lower side of the adjusting part (19) is attached to the top of the movable part (11), two sides of the adjusting part are movably attached to the inner wall of the yielding hole (7), the positioning tool further comprises a positioning bolt (20), the positioning bolt (20) penetrates through the adjusting part (19) and is in threaded connection with the movable part (11), the acting part (12) and the adjusting part (19) comprise a plurality of groups, the lengths of the acting parts (12) of different groups are different, and the adjusting parts (19) of different groups are identical.

8. The positioning tool according to claim 7, wherein the cross section of the acting portion (12) is rectangular, and the inner walls of the two sides of the abdication hole (7) are vertically provided with matching grooves (21) which are movably matched with the two sides of the acting portion (12).

9. A positioning tool according to claim 1, wherein the outer side of the rotating member (6) is horizontally provided with an operation handle (22), two pressing units are provided, and the bottom of the acting portion (12) is rotatably provided with a protective column (23).

10. The positioning tool according to claim 1, wherein two L-shaped limiting portions (24) are horizontally arranged at the top of the horizontal plate (1) in opposite directions, and two ends of the workpiece are respectively attached to inner walls of the two limiting portions (24).