CN217912901U - Detachable precision cutter - Google Patents

Abstract

The utility model discloses a detachable precision cutter, which comprises a cutter holder and a cutter body arranged on the cutter holder, wherein the inner side of the cutter holder is provided with a jacking mechanism and a clamping mechanism; after putting into the mounting groove mouth of blade holder with the handle of a knife, through circular telegram first electro-magnet and second electro-magnet, make between the first electro-magnet produce magnetic force and inter attraction, by the ejector pin on the triangle wedge extrusion both sides activity clamping piece, the jack catch that makes activity clamping piece top can block into to spacing draw-in groove, and then press from both sides tight spacing to the cutter body, simultaneously shifting up of first electro-magnet can promote locating pin rebound, when the jack catch on activity clamping piece top is completely blocked into spacing draw-in groove inside, the top of locating pin also just can stretch into to the innermost of constant head tank, and then the jack catch of cooperation both sides activity clamping piece pushes up tightly fixedly to the cutter body, through fixed mode, can prevent effectively that the cutter body from appearing rocking in the course of working, and then can improve machining efficiency.

Description

Detachable precision cutting tool

Technical Field

The utility model belongs to the technical field of machining is relevant, concretely relates to detachable precision cutting tool.

Background

A tool is a tool used for cutting machining in machine manufacturing, and is also called a cutting tool. Most knives are machine, but also hand. Since tools used in machine manufacturing are basically used for cutting metal materials, the term "tool" is generally understood to mean a metal cutting tool.

Precision cutter is inconvenient equipment when using, and is extremely inconvenient when using, for this reason, application number CN202021184908.X discloses a detachable precision cutter, including cutter body, connecting plate, horizontal pole, fixed plate and flank of screw, the top fixedly connected with connecting plate of cutter body, and the top fixedly connected with horizontal pole of connecting plate, the inside of horizontal pole is provided with adds the mechanism, the top fixedly connected with fixed plate that adds the mechanism, all be provided with latch mechanism on the both sides wall of fixed plate.

The prior precision cutter technology has the following problems: the fixed mode of current precision tool is comparatively single, and fixed stress point is less, and the cutter body easily appears rocking in the course of working, and then influences processingquality, and it is fixed to need manual loading and unloading when the installation in addition, because the atress difference has the difference in position when the equipment, causes the condition that the assembly is not in place, needs adjustment many times, and then has the inconvenient condition of installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detachable precision cutter to the fixed stress point that proposes in solving above-mentioned background art is less easily to appear rocking, the problem that manual loading and unloading fixed assembly is not in place.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a detachable precision cutting tool, includes the blade holder and installs the cutter body on the blade holder, the inboard of blade holder is provided with tight mechanism in top and clamping mechanism, tight mechanism in top extrudees both sides clamping mechanism and presss from both sides tightly fixedly to the cutter body under locking state, and the roof pressure cutter body fixes a position the locking to the cutter body simultaneously, tight mechanism in top releases both sides clamping mechanism under unblock state, breaks away from the cutter body simultaneously and unlocks the cutter body.

Preferably, the top surface of the tool apron is provided with an installation notch, and two sides of the tool apron are provided with movable notches.

Preferably, the cutter body comprises a cutter handle, the cutter handle is in sliding fit with the mounting groove opening, a cutter head is fixedly connected to the top of the cutter handle, limiting clamping grooves are formed in two sides of the cutter handle, and positioning grooves are formed in the bottom surface of the cutter handle.

Preferably, the tight mechanism in top includes the triangle wedge, the first electro-magnet of top fixedly connected with of triangle wedge, first electro-magnet and blade holder sliding connection, the top surface fixedly connected with locating pin of first electro-magnet, the outside sliding connection of locating pin has the second electro-magnet, second electro-magnet and blade holder fixed connection, the outside cover of locating pin is equipped with expanding spring, expanding spring's one end and first electro-magnet fixed connection, expanding spring's the other end and second electro-magnet fixed connection, the top and the constant head tank slip adaptation of locating pin.

Preferably, clamping mechanism includes the activity clamping piece, the middle part fixedly connected with location axostylus axostyle of activity clamping piece, the location axostylus axostyle rotates with the activity notch to be connected, the one end of activity clamping piece is equipped with the jack catch with spacing draw-in groove looks block, the other end side fixedly connected with spring beam of activity clamping piece, the outside fixedly connected with reset spring of spring beam, reset spring's one end and the inner wall fixed connection of activity notch.

Preferably, the inner side edge of the movable clamping piece is fixedly connected with a push rod, and one end, far away from the movable clamping piece, of the push rod abuts against the inclined plane of the triangular wedge-shaped block.

Compared with the prior precision cutter technology, the utility model provides a detachable precision cutter possesses following beneficial effect:

1. the utility model discloses after putting into the mounting groove mouth of blade holder with the handle of a knife, through circular telegram first electro-magnet and second electro-magnet, produce magnetic force and inter attraction between messenger's first electro-magnet, extrude the ejector pin on the movable clamping piece of both sides by the triangle wedge, make the jack catch of movable clamping piece top can block into to spacing draw-in groove, and then press from both sides tight spacing to the cutter body, simultaneously the upward movement of first electro-magnet can promote the locating pin to move upwards, when the jack catch of movable clamping piece top is completely blocked into within the spacing draw-in groove, the top of locating pin also just can stretch into to the innermost of constant head tank, and then cooperate the jack catch of the movable clamping piece of both sides to carry out the tight fixed in top to the cutter body, through three point fixed mode, can prevent effectively that the cutter body from appearing rocking in the course of working, and then can improve machining efficiency;

2. the utility model discloses when the cutter body is dismantled to needs, only need to cut off the power supply with first electro-magnet and second electro-magnet, the locating pin breaks away from the constant head tank under expanding spring's spring action, and the jack catch on activity clamping piece top can break away from spacing draw-in groove under reset spring's spring action, and then accomplishes the unblock to the cutter body fast, can accomplish the change of cutter body fast.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a three-dimensional schematic view of a detachable precision cutting tool according to the present invention;

fig. 2 is a schematic three-dimensional structure diagram of the clamping mechanism and the jacking mechanism provided by the utility model;

fig. 3 is a schematic front view of the clamping mechanism and the jacking mechanism of the present invention;

fig. 4 is a schematic view of a three-dimensional structure of the cutter body provided by the present invention;

in the figure: 1. a tool apron; 11. installing a notch; 12. a movable notch; 2. a cutter body; 21. a knife handle; 22. a cutter head; 23. a limiting clamping groove; 24. positioning a groove; 3. a clamping mechanism; 31. a movable clamping piece; 32. positioning the shaft lever; 33. a top rod; 34. a spring lever; 35. a return spring; 4. a jacking mechanism; 41. a triangular wedge block; 42. a first electromagnet; 43. positioning pins; 44. a second electromagnet; 45. a telescoping spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a detachable precision tool, include blade holder 1 and install cutter body 2 on blade holder 1, blade holder 1 mountable is on the lathe to the realization is to the cutting process of work piece, installation notch 11 has been seted up to blade holder 1's top surface, movable notch 12 has been seted up to blade holder 1's both sides, cutter body 2 includes handle of a knife 21, handle of a knife 21 and 11 sliding adaptation of installation notch, and then can place handle of a knife 21 in installation notch 11, the top fixedly connected with tool bit 22 of handle of a knife 21, spacing draw-in groove 23 has been seted up to handle of a knife 21's both sides, constant head tank 24 has been seted up to handle of a knife 21's bottom surface.

In order to realize the clamping and limiting of the cutter body 2, a jacking mechanism 4 and a clamping mechanism 3 are arranged on the inner side of the cutter holder 1, the jacking mechanism 4 extrudes the clamping mechanisms 3 on two sides to clamp and fix the cutter body 2 in a locking state, meanwhile, the cutter body 2 is jacked and locked in a positioning manner, the jacking mechanism 4 releases the clamping mechanisms 3 on two sides in an unlocking state and simultaneously breaks away from the cutter body 2 to unlock the cutter body 2, wherein the jacking mechanism 4 comprises a triangular wedge-shaped block 41, the top of the triangular wedge-shaped block 41 is fixedly connected with a first electromagnet 42, the first electromagnet 42 is in sliding connection with the cutter holder 1, the top surface of the first electromagnet 42 is fixedly connected with a positioning pin 43, and the outer side of the positioning pin 43 is in sliding connection with a second electromagnet 44, second electro-magnet 44 and blade holder 1 fixed connection, the outside cover of locating pin 43 is equipped with expanding spring 45, the one end and the first electro-magnet 42 fixed connection of expanding spring 45, the other end and the second electro-magnet 44 fixed connection of expanding spring 45, the top and the constant head tank 24 slip adaptation of locating pin 43, under first electro-magnet 42 and the second electro-magnet 44 on-state, produce magnetic force and inter attraction between the first electro-magnet 42, make first electro-magnet 42 can overcome expanding spring 45's elasticity and be close to second electro-magnet 44 orientation, make the top of locating pin 43 stretch into in the constant head tank 24 of handle of a knife 21 bottom surface, can push up tightly fixedly to the cutter body 2.

And clamping mechanism 3 includes movable clamping piece 31, the middle part position fixedly connected with location axostylus axostyle 32 of movable clamping piece 31, location axostylus axostyle 32 rotates with activity notch 12 to be connected, the one end of activity clamping piece 31 is equipped with the jack catch with spacing draw-in groove 23 looks block, the other end side fixedly connected with spring beam 34 of activity clamping piece 31, the outside fixedly connected with reset spring 35 of spring beam 34, reset spring 35's one end and the inner wall fixed connection of activity notch 12, the inboard side fixedly connected with ejector pin 33 of activity clamping piece 31, the one end that movable clamping piece 31 was kept away from to ejector pin 33 supports on the inclined plane of triangle wedge 41, when first electro-magnet 42 can overcome the elasticity of expanding spring 45 and be close to second electro-magnet 44 direction, second electro-magnet 44 rebound, and then extrude the ejector pin 33 on the movable clamping piece 31 of both sides by triangle wedge 41, make movable clamping piece 31 can overcome the elasticity of reset spring 35 and use location axostylus axostyle 32 to rotate as rotation center, the jack catch on activity 31 top can block into spacing draw-in 23, and then press from both sides tight spacing clamping piece 2 to the cutter body.

The utility model discloses a theory of operation and use flow: when the cutter body 2 is installed for use, the cutter handle 21 can be placed into the installation notch 11 of the cutter holder 1, then the first electromagnet 42 and the second electromagnet 44 are electrified, so that magnetic force is generated between the first electromagnets 42 to attract each other, the first electromagnets 42 can overcome the elastic force of the expansion spring 45 to approach to the direction of the second electromagnet 44, the ejector rods 33 on the movable clamping pieces 31 on the two sides are extruded by the triangular wedge block 41, the movable clamping pieces 31 can overcome the elastic force of the reset spring 35 to rotate by taking the positioning shaft rod 32 as a rotation center, and the clamping jaws at the top ends of the movable clamping pieces 31 can be clamped into the limiting clamping grooves 23 to clamp and limit the cutter body 2;

meanwhile, the upward movement of the first electromagnet 42 can push the positioning pin 43 to move upward, when the jaws at the top ends of the movable clamping pieces 31 are completely clamped into the limiting clamping groove 23, the top ends of the positioning pin 43 can just extend into the innermost part of the positioning groove 24, and the cutter body 2 is further pushed and fixed by matching with the jaws of the movable clamping pieces 31 at two sides, namely, the states shown in fig. 2 and 3;

when the cutter body 2 needs to be detached, the first electromagnet 42 and the second electromagnet 44 are only required to be powered off, the positioning pin 43 is separated from the positioning groove 24 under the elastic action of the telescopic spring 45, the clamping jaw at the top end of the movable clamping piece 31 can be separated from the limiting clamping groove 23 under the elastic action of the reset spring 35, so that the cutter body 2 is unlocked quickly, and the cutter body 2 can be replaced quickly.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a detachable precision cutting tool, includes blade holder (1) and installs cutter body (2) on blade holder (1), its characterized in that: the tool rest is characterized in that a jacking mechanism (4) and clamping mechanisms (3) are arranged on the inner side of the tool rest (1), the jacking mechanism (4) extrudes the clamping mechanisms (3) on the two sides to clamp and fix the tool body (2) in a locking state, meanwhile, the tool body (2) is jacked to position and lock the tool body (2), the jacking mechanism (4) releases the clamping mechanisms (3) on the two sides in an unlocking state, and meanwhile, the jacking mechanism is separated from the tool body (2) to unlock the tool body (2).

2. A removable precision cutting tool according to claim 1, wherein: the top surface of the tool apron (1) is provided with a mounting notch (11), and two sides of the tool apron (1) are provided with movable notches (12).

3. A removable precision cutting tool according to claim 2, wherein: the cutter body (2) comprises a cutter handle (21), the cutter handle (21) is in sliding fit with the mounting groove opening (11), a cutter head (22) is fixedly connected to the top of the cutter handle (21), limiting clamping grooves (23) are formed in two sides of the cutter handle (21), and positioning grooves (24) are formed in the bottom surface of the cutter handle (21).

4. A removable precision tool according to claim 3, wherein: tight mechanism (4) in top includes triangle wedge (41), the first electro-magnet (42) of top fixedly connected with of triangle wedge (41), first electro-magnet (42) and blade holder (1) sliding connection, top surface fixedly connected with locating pin (43) of first electro-magnet (42), the outside sliding connection of locating pin (43) has second electro-magnet (44), second electro-magnet (44) and blade holder (1) fixed connection, the outside cover of locating pin (43) is equipped with expanding spring (45), the one end and the first electro-magnet (42) fixed connection of expanding spring (45), the other end and the second electro-magnet (44) fixed connection of expanding spring (45), the top and constant head tank (24) slip adaptation of locating pin (43).

5. A removable precision cutting tool according to claim 4, wherein: clamping mechanism (3) are including activity clamping piece (31), the middle part fixedly connected with location axostylus axostyle (32) of activity clamping piece (31), location axostylus axostyle (32) rotate with activity notch (12) and are connected, the one end of activity clamping piece (31) is equipped with the jack catch with spacing draw-in groove (23) looks block, the other end side fixedly connected with spring beam (34) of activity clamping piece (31), the outside fixedly connected with reset spring (35) of spring beam (34), the one end of reset spring (35) and the inner wall fixed connection of activity notch (12).

6. A removable precision cutting tool according to claim 5, wherein: the inner side edge of the movable clamping piece (31) is fixedly connected with a push rod (33), and one end, far away from the movable clamping piece (31), of the push rod (33) abuts against the inclined surface of the triangular wedge block (41).

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