CN212311031U

CN212311031U - Joint cutting cover plate with locking function

Info

Publication number: CN212311031U
Application number: CN202022046560.4U
Authority: CN
Inventors: 王黎; 汪辉; 程诗武
Original assignee: Zhejiang Huafeng Electric Tools Co Ltd
Current assignee: Zhejiang Huafeng Electric Tools Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-01-08
Anticipated expiration: 2030-09-17

Abstract

The utility model relates to a joint-cutting apron of area locking function is applied to table saw's table surface, including the apron main part, its characterized in that, the one end of apron main part is provided with locking mechanical system, locking mechanical system include for the static mount pad of apron main part, set up in the mount pad along the flexible elastic expansion piece of the axial of apron main part, set up in the mount pad and with the retaining member of the flexible end conflict of elastic expansion piece, set up in the apron main part and be used for driving the retaining member to contract the operating parts of translation towards elastic expansion piece direction. The utility model changes the relative position of the locking piece by utilizing the elastic expansion and elastic reset performance of the spring, so that the locking piece can form a conflict block with the corresponding convex part on the lower surface of the workbench, thereby preventing the joint-cutting cover plate from being separated from the workbench surface at will; if the locking piece needs to be unlocked, the operating piece is manually rotated to drive the locking piece to retract and translate inwards, so that the locking effect between the locking piece and the workbench is eliminated.

Description

Joint cutting cover plate with locking function

Technical Field

The utility model belongs to the bench saw field, concretely relates to area locking function's joint-cutting apron is applied to the table saw's table surface.

Background

A kerf cover plate of the table saw is used to cover a kerf on the table top. The existing joint-cutting cover plate is directly placed on a working table top and corresponds to a joint cutting and a concave covering area on the periphery of the joint cutting, and the joint-cutting cover plate is wholly embedded in the covering area and can be detached. If the kerf cover plate is tightly matched with the covering area, the kerf cover plate is inconvenient to disassemble. If the kerf cover plate is in overlarge clearance fit with the covering area, the kerf cover plate is easy to separate from the worktable.

Disclosure of Invention

The utility model discloses mainly to the kerf cover plate of bench saw and the defect that table surface assembly structure exists, invented a kerf cover plate with locking function, this kerf cover plate has increased the elasticity locking function, specifically utilize the elasticity of elastic component (spring) to stretch and elasticity reset performance to change the relative position of locking piece, make locking piece can form the conflict block with the corresponding bellying of table surface lower surface, thus stop the kerf cover plate to break away from table surface at will; if the locking piece needs to be unlocked, the operating piece is manually rotated to drive the locking piece to retract and translate inwards, so that the locking effect between the locking piece and the workbench is eliminated.

The above technical problem of the present invention can be solved by the following technical solutions: the joint-cutting cover plate with the locking function comprises a cover plate main body and is characterized in that a locking mechanism is arranged at one end of the cover plate main body, and a clamping piece which is matched with a workbench surface in a concave-convex mode to form clamping and positioning is arranged at the other end of the cover plate main body.

Locking mechanical system includes for the stationary mount pad of apron main part, set up in the axial flexible elastic expansion piece of apron main part along the apron main part of mount pad, set up in the mount pad and with the retaining member that the flexible end of elastic expansion piece contradicts, set up in the apron main part and be used for driving the retaining member to contract the operating parts of translation towards elastic expansion piece direction.

Preferably, the operating member is rotatably hinged to the end of the cover main body, the operating member is located above the locking member, and the downward surface of the operating member is provided with a trigger protruding downwards relatively, and the trigger can interfere with the locking member and can push the locking member in a translational mode towards the elastic telescopic member.

Preferably, the mounting seat comprises a fixing part extending downwards relative to the cover plate main body and a sliding support part extending horizontally relative to the lower end of the fixing part; the surface of the fixing part facing the operating part is provided with a horizontally opposite raised limiting column, the limiting column is sleeved with a section of spring, and the spring is the elastic expansion part.

Preferably, the locking member is located above the sliding support portion, the locking member includes a translation portion contacting the sliding support portion, an abutting portion protruding upward relatively is provided at an end of the translation portion close to the spring, and the spring is located between the abutting portion and the fixing portion of the mounting seat; one end of the translation part, which is far away from the spring, is provided with a chuck inclining upwards relatively, the chuck can be clamped and locked with the protruding part on the lower surface of the workbench, and the protruding part on the lower surface of the workbench is positioned above the chuck.

Preferably, the upper surface of the sliding support portion has a first sliding guide protruding upward or downward relatively, and the lower surface of the locking member has a second sliding guide protruding downward or downward relatively, so that the first sliding guide and the second sliding guide form a concave-convex engagement, and the locking member can perform sliding translation relative to the sliding support portion.

Preferably, the trigger of the operating member is close to the abutting portion of the locking member, and when the operating member is tilted downward relative to the cover main body, the trigger can push the abutting portion of the locking member so as to enable the locking member to translate inward in the direction of the spring.

Preferably, the cover plate body is hollowed out at a position opposite to the operating element, and an operating hole facilitating application of force by a hand is formed at a plate surface of the cover plate body close to the operating element.

To sum up, compared with the prior art, the utility model has the following advantages:

the joint-cutting cover plate of the utility model has the advantages that the elastic locking function is added, and the relative position of the locking piece is changed by utilizing the elastic expansion and elastic reset performance of the spring, so that the locking piece can form a conflict block with the corresponding convex part on the lower surface of the workbench, thereby preventing the joint-cutting cover plate from being separated from the workbench surface at will; if the locking piece needs to be unlocked, the operating piece is rotated manually to drive the locking piece to retract and translate, so that the interference effect between the locking piece and the workbench is eliminated, and the operation is convenient and fast.

Drawings

FIG. 1 is a schematic view of a table top for a table saw according to the present invention;

fig. 2 is an exploded view of the present invention;

fig. 3 is a cross-sectional view of the locking mechanism of the present invention;

fig. 4 is a cross-sectional view of the locking mechanism of the present invention in an unlocked state;

FIG. 5 is a schematic view of the present invention being tilted and lifted upwardly relative to the table top of the table saw after unlocking.

The reference numbers in the figures are: 1. a cover plate main body; 10. an operation hole; 2. a mounting seat; 21. a fixed part; 22. a slide support; 23. a limiting column; 3. an elastic extensible member; 4. a locking member; 41. a translation section; 42. a contact part; 43. clamping a head; 5. an operating member.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1:

as shown in fig. 1, 2, 3, 4, 5, a lancing cover plate with locking function is applied to a workbench surface of a table saw, the workbench surface corresponds to a lancing and an area around the lancing is a rectangular hollowed area, the lancing cover plate is installed in the hollowed area, a cover plate body 1 of the lancing cover plate is a rectangular plate, one end of the cover plate body 1 close to the edge of the workbench surface is provided with two relatively convex clamping pieces, meanwhile, the corresponding end of the hollowed area is provided with two concave clamping grooves, the end of the cover plate body is matched with the workbench surface in a concave-convex manner to form clamping positioning, and a locking mechanism is installed at the other end of the cover plate body 1.

The locking mechanism mainly comprises a mounting seat 2, an elastic telescopic piece 3, a locking piece 4 and an operating piece 5; specifically, the mounting seat 2 is L-shaped and fixed below the cover main body 1, and the mounting seat 2 has a vertical fixing portion 21 extending downward relative to the cover main body 1 and a sliding support portion 22 extending horizontally relative to a lower end of the fixing portion 21.

A horizontal limiting column 23 is vertically fixed on the fixing part 21 of the fixing seat 2, and the limiting column 23 is positioned above the sliding support part 22 of the fixing part 2; the limiting post 23 is sleeved with a spring at one end, and the spring is the elastic expansion piece 3.

The locker 4 is positioned above the sliding support 22 of the fixing part 2, and the end of the locker 4 is fixed to the spring; specifically, the main body of the locking member 4 is a horizontal translation portion 41, and one end of the translation portion 41 close to the spring is provided with an interference portion 42 protruding upwards relatively, so that the spring is located between the interference portion 42 and the fixing portion 21 of the mounting seat 2; one end of the translation part 41, which is far away from the spring, is provided with a chuck 43 which is relatively inclined upwards, the chuck 43 can be clamped and locked with a convex part on the lower surface of the workbench, and the convex part on the lower surface of the workbench is positioned above the chuck 43; the upper surface of the sliding support portion 22 of the mounting seat 2 has a first sliding guide which is relatively concave, and the lower surface of the translational portion 41 of the locking member 4 has a second sliding guide which is relatively convex downward, so that the first sliding guide and the second sliding guide form a concave-convex engagement, and the locking member 4 can perform sliding translation relative to the sliding support portion 22.

The operating piece 5 is a plate with an isosceles trapezoid main body, and the operating piece 5 is rotatably hinged to the end part of the cover plate main body 1 through pins with opposite extending protrusions at two sides; the operating member 5 is located above the locking member 4, the downward surface of the operating member 5 is provided with a trigger 51 which protrudes relatively downward, the trigger 51 is located at one side close to the spring, and the trigger 51 can interfere with the locking member 4 and can translationally push the locking member 4 towards the spring.

Specifically, the trigger 51 of the operating member 5 abuts against the abutting portion 42 of the locking member 4, and when the operating member 5 is applied with an external force and tilted downward relative to the cover main body 1, the trigger 51 can push the abutting portion 42 of the locking member 4 so as to make the locking member 4 translate inward in the direction of the spring.

For convenience of installation, the part of the cover plate main body 1, which is opposite to the operating element 5, is a hollow area, and meanwhile, the plate surface part, which is close to the operating element 5, of the cover plate main body 1 is provided with a circular operating hole 10 for facilitating force application by a hand; the upper surface of the operating part 5 is provided with concave and convex anti-slip lines, so that the pressing operation of fingers is facilitated; during specific operation, a finger can be used for hooking the circular operation hole, and then the finger can be used for pressing the operation part to complete unlocking, and meanwhile, the finger hooks the slit cutting plate to open.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A joint-cutting cover plate with a locking function comprises a cover plate main body (1), and is characterized in that one end of the cover plate main body is provided with a locking mechanism, and the other end of the cover plate main body is provided with a clamping piece which is matched with a workbench surface in a concave-convex manner to form clamping and positioning;

locking mechanical system includes for apron main part static mount pad (2), set up in the axial flexible elastic expansion piece (3) of apron main part along the mount pad, set up in the mount pad and with retaining member (4) that the flexible end of elastic expansion piece contradicts, set up in apron main part and be used for driving retaining member and contract operating parts (5) of translation towards elastic expansion piece direction.

2. The slit cover with locking function according to claim 1, wherein the operating member is rotatably hinged to an end of the cover body, the operating member is located above the locking member, and a downward surface of the operating member has a trigger (51) protruding relatively downward, the trigger being capable of interfering with the locking member and translationally advancing the locking member toward the elastic expansion member.

3. The slit cover with locking function according to claim 2, wherein the mounting seat includes a fixing portion (21) extending downward with respect to the cover body, a sliding support portion (22) extending horizontally with respect to a lower end of the fixing portion; the surface of the fixing part facing the operating part is provided with a horizontally opposite raised limiting column (23), and the limiting column is sleeved with a section of spring, namely the elastic telescopic part.

4. The slit cover with locking function according to claim 3, wherein the locking member is located above the sliding support, the locking member includes a translational portion (41) contacting the sliding support, and an interference portion (42) protruding upward is provided at an end of the translational portion adjacent to the spring, so that the spring is located between the interference portion and the fixing portion of the mounting seat; and one end of the translation part, which is far away from the spring, is provided with a clamping head (43) which inclines upwards relatively, the clamping head can be clamped and locked with the convex part on the lower surface of the workbench, and the convex part on the lower surface of the workbench is positioned above the clamping head.

5. The slit cover plate with locking function according to claim 4, wherein the upper surface of the sliding support part has a first sliding guide that is relatively convex or concave, and the lower surface of the locking part has a second sliding guide that is relatively concave or convex, so that the first sliding guide and the second sliding guide form a concave-convex engagement, and the locking part can perform sliding translation relative to the sliding support part.

6. The slit cover with locking function according to claim 4, wherein the triggering member of the operating member is adjacent to the abutting portion of the locking member, and when the operating member is tilted downward with respect to the cover body, the triggering member pushes the abutting portion of the locking member to thereby translate the locking member inward in the direction of the spring.

7. The slit cover plate with locking function according to claim 1, wherein the part of the cover plate body opposite to the operation member is hollowed out, and the plate surface of the cover plate body close to the operation member is provided with an operation hole (10) for facilitating the application of force by hand.