CN217991163U

CN217991163U - Processing cutter for craft lettering

Info

Publication number: CN217991163U
Application number: CN202221657201.5U
Authority: CN
Inventors: 邹世全
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-09
Anticipated expiration: 2032-06-29

Abstract

The utility model belongs to the field of processing tools, in particular to a processing tool for craft lettering, which comprises a tool body main body; a cutter head is arranged at the bottom end of the cutter body main body, an extended cutter body is arranged at the top end of the cutter body main body, and a replacing mechanism is arranged between the cutter body main body and the cutter head; change mechanism and include the spread groove, the bottom in the blade main part is seted up to the spread groove, and the inside cover of spread groove is equipped with the top of tool bit, the top fixedly connected with fixed block of spread groove inner wall both sides, and the fixed block inserts the inside of establishing at the fixed slot, the both sides on tool bit top are seted up to the fixed slot, spacing chamber has been seted up to the inside of fixed block, the inside in spacing chamber is provided with spacing spring, and the inside cover in spacing chamber is equipped with one side of stopper, the spacing groove has been seted up on the inner wall of fixed slot, has realized the function that makes things convenient for the tool bit to change alone through change mechanism.

Description

Processing cutter for craft lettering

Technical Field

The utility model relates to a processing cutter field specifically is a technology is carved characters and is used processing cutter.

Background

The modern carving art is an art form which adopts a sculpture method to express the artistic conception of the traditional Chinese calligraphy, and props are indispensable tools in the process of carving characters by the process.

The processing prop for lettering in the prior art is mostly made of carbon steel, white steel or tungsten steel, and the sharpness and the durability of the edge of the nicking tool are improved by using steel with high hardness and wear resistance.

The existing processing cutter for carving characters by the process has the problem that the cutter head is inevitably damaged after the existing processing cutter for carving characters by the process is used for a long time, the cutter head and the cutter body of the existing processing cutter for carving characters by the process are designed to be integrated, and when the cutter head is damaged, the whole carving cutter needs to be replaced, so that great waste is caused; therefore, a processing tool for lettering is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, current technology is carved characters and is used the condition that its tool bit can produce the damage after long-time the use, and current technology is carved characters and is used the design that processing tool bit and blade are mostly the integral type again, need all change whole burin when the tool bit damages, has caused great extravagant problem, the utility model provides a technology is carved characters and is used the processing cutter.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a processing cutter for craft lettering, which comprises a cutter body main body; a cutter head is arranged at the bottom end of the cutter body main body, an extended cutter body is arranged at the top end of the cutter body main body, and a replacing mechanism is arranged between the cutter body main body and the cutter head;

change the mechanism and include the spread groove, the bottom in the blade main part is seted up to the spread groove, and the inside cover of spread groove is equipped with the top of tool bit, the top fixedly connected with fixed block of spread groove inner wall both sides, and the fixed block inserts the inside of establishing at the fixed slot, the both sides on tool bit top are seted up to the fixed slot, spacing chamber has been seted up to the inside of fixed block, the inside in spacing chamber is provided with spacing spring, and the inside cover in spacing chamber is equipped with one side of stopper, the spacing groove has been seted up on the inner wall of fixed slot.

Preferably, one side of the limiting spring, which is close to the limiting block, is fixedly connected with the limiting block, and one side of the limiting spring, which is far away from the limiting block, is fixedly connected to the inner wall of the limiting cavity.

Preferably, one side of the limiting block, which is far away from the limiting spring, is clamped with the limiting groove, and one side of the limiting block, which is far away from the limiting spring, is in an arc shape.

Preferably, be provided with adjustment mechanism between extension blade and the blade main part, adjustment mechanism includes the extension rod, extension rod fixed connection is in the bottom of extension blade, and the extension rod inserts and establish the inside of accomodating the chamber, accomodate the chamber and offer the top at the blade main part, the top fixedly connected with thread belt of blade main part, and the thread belt cover is established in the outside of extension rod, the outside threaded connection of thread belt has the nut, the extension rod with accomodate and be provided with spacing subassembly between the chamber.

Preferably, an anti-slip sleeve is glued to the outer side of the nut and made of rubber, and anti-slip threads are formed in the outer side of the anti-slip sleeve.

Preferably, spacing subassembly includes the inserted bar, the bottom fixed connection of inserted bar is in the bottom of accomodating the intracavity portion, and the inserted bar inserts the inside of establishing at the slot, the bottom at the extension rod is seted up to the slot, the bottom fixedly connected with movable block of slot inner wall both sides, and movable block sliding connection is in the inside in activity groove, the both sides at the inserted bar are seted up in the activity groove.

The utility model discloses an useful part lies in:

1. the utility model realizes the function of replacing the tool bit independently through the structural design of the replacing mechanism, solves the problem that the tool bit of the processing tool for carving characters in the prior art is difficult to avoid to damage after being used for a long time, and the tool bit and the tool body of the processing tool for carving characters in the prior art are designed to be integrated, so that the whole carving tool needs to be replaced when the tool bit is damaged, thereby causing great waste;

2. the utility model discloses an adjustment mechanism's structural design has realized that the convenience carries out the function of adjusting to the length of blade, has solved and often need use different gestures to hold the sword and carve carrying out the in-process that the technology was carved characters, can lead to operating personnel to be inconvenient problem when holding the sword because the length overlength of blade or short in some gestures.

Drawings

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

FIG. 1 is a schematic overall perspective view of a first embodiment;

FIG. 2 is a schematic side-view, sectional and perspective view of a first embodiment of the present invention;

FIG. 3 is an enlarged schematic view of a portion A of FIG. 2 according to the first embodiment;

FIG. 4 is an enlarged structural diagram of a portion B in FIG. 2 according to the first embodiment;

FIG. 5 is a schematic front sectional view of a first embodiment;

FIG. 6 is an enlarged structural view of the first embodiment at C in FIG. 5;

fig. 7 is a schematic structural diagram of a partial cross-sectional perspective structure according to a second embodiment.

In the figure: 1. a blade body; 2. a cutter head; 31. connecting grooves; 32. a fixed block; 33. fixing grooves; 34. a limiting cavity; 35. a limiting spring; 36. a limiting block; 37. a limiting groove; 38. a slider; 39. a sliding groove; 4. the blade body is lengthened; 51. an extension pole; 52. a receiving cavity; 53. a threaded band; 54. a nut; 55. an anti-slip sleeve; 56. a rod is inserted; 57. a slot; 58. a movable block; 59. a movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 belong to the protection scope of the present invention.

Example one

Referring to fig. 1-6, a processing tool for lettering includes a tool body 1; a cutter head 2 is arranged at the bottom end of the cutter body main body 1, an extended cutter body 4 is arranged at the top end of the cutter body main body 1, and a replacing mechanism is arranged between the cutter body main body 1 and the cutter head 2;

the replacing mechanism comprises a connecting groove 31, the connecting groove 31 is formed in the bottom end of the cutter body main body 1, the top end of the cutter head 2 is sleeved inside the connecting groove 31, the top ends of the two sides of the inner wall of the connecting groove 31 are fixedly connected with fixing blocks 32, the fixing blocks 32 are inserted into the fixing grooves 33, the fixing grooves 33 are formed in the two sides of the top end of the cutter head 2, a limiting cavity 34 is formed in the fixing blocks 32, a limiting spring 35 is arranged in the limiting cavity 34, one side of a limiting block 36 is sleeved inside the limiting cavity 34, and a limiting groove 37 is formed in the inner wall of the fixing groove 33;

when in work, the existing processing cutter for lettering is inevitably damaged after being used for a long time, the existing technology is designed in such a way that the tool bit and the tool body of the processing tool for lettering are integrated, when the cutter head is damaged, the whole nicking tool needs to be replaced, which causes great waste, when the cutter head 2 needs to be installed, the top end of the cutter head 2 is firstly inserted into the connecting groove 31, then the cutter head 2 is rotated so that the fixing groove 33 formed at the top end of the cutter head 2 is aligned with the fixing block 32, when the fixing block 32 is not aligned with the fixing groove 33, the top end of the cutter head 2 cannot be completely inserted into the connecting groove 31, and at this time, the fixing block 32 can block the top end of the cutter head 2, so as to play a role in limiting the insertion angle of the cutter head 2, prevent the situation that the cutter head 2 cannot be connected or the connection is unstable with the cutter body 1 due to the error in the insertion angle of the cutter head 2, when the fixing block 32 is inserted into the fixing groove 33, the inner wall of the fixing groove 33 presses the arc surface formed on the stopper 36, the limit block 36 moves towards the inside of the limit cavity 34 under the action of the extrusion force and extrudes the limit spring 35, so that the limit spring 35 generates elastic deformation, when the fixing block 32 is completely inserted into the fixing groove 33, the inner wall of the fixing groove 33 has no extrusion force on the stopper 36, and then the stopper 36 is restored to the original position under the action of the reducing force of the limiting cavity 34 and is clamped with the limiting groove 37, so as to fix the cutter head 2 and connect the cutter head 2 and the cutter body 1, when the connection between the blade body 1 and the bit 2 is to be released, the bit 2 is pulled in a direction away from the blade body 1, and the tip of the bit 2 is removed from the inside of the connection groove 31.

Further, one side of the limiting spring 35 close to the limiting block 36 is fixedly connected with the limiting block 36, and one side of the limiting spring 35 far away from the limiting block 36 is fixedly connected to the inner wall of the limiting cavity 34;

when the automatic reset limiting device works, the effect of automatic reset after the extrusion force received by the limiting block 36 disappears is achieved through the action of the reducing force of the limiting spring 35.

Furthermore, one side of the limiting block 36, which is far away from the limiting spring 35, is clamped with the limiting groove 37, and one side of the limiting block 36, which is far away from the limiting spring 35, is designed in an arc shape;

during operation, the arc-shaped design on one side of the stopper 36 has an effect of making the stopper 36 easily move when being pressed by the inner wall of the fixing groove 33.

Furthermore, an adjusting mechanism is arranged between the extension knife body 4 and the knife body main body 1, the adjusting mechanism comprises an extension rod 51, the extension rod 51 is fixedly connected to the bottom end of the extension knife body 4, the extension rod 51 is inserted into the accommodating cavity 52, the accommodating cavity 52 is formed in the top end of the knife body main body 1, a threaded belt 53 is fixedly connected to the top end of the knife body main body 1, the threaded belt 53 is sleeved on the outer side of the extension rod 51, a nut 54 is in threaded connection with the outer side of the threaded belt 53, and a limiting component is arranged between the extension rod 51 and the accommodating cavity 52;

when the length of the whole cutter is required to be adjusted, firstly, the nut 54 is rotated to enable the inner side of the threaded belt 53 to be released from being tightly attached to the outer side of the extension rod 51, at the moment, the friction force between the inner side of the threaded belt 53 and the outer side of the extension rod 51 is reduced, the effect of limiting the movement of the extension rod 51 by the threaded belt 53 is released, then, the extension cutter body 4 is pulled or pushed to drive the extension rod 51 to move in the accommodating cavity 52, the length of the whole cutter can be adjusted, when the length of the whole cutter is adjusted, the nut 54 is screwed again to enable the threaded belt 53 to limit the movement of the extension rod 51, and the length of the whole cutter is fixed.

Further, an anti-slip sleeve 55 is glued on the outer side of the nut 54, the anti-slip sleeve 55 is made of rubber, and anti-slip lines are formed on the outer side of the anti-slip sleeve 55;

during operation, the effect of increase frictional force is played through the effect of the antiskid cover 55 that adopts the rubber material, plays the effect of further increase frictional force through the way of seting up anti-skidding line in the outside of antiskid cover 55, prevents to slide because of frictional force undersize when rotating nut 54.

Further, the limiting assembly comprises an inserting rod 56, the bottom end of the inserting rod 56 is fixedly connected to the bottom end inside the accommodating cavity 52, the inserting rod 56 is inserted into an inserting groove 57, the inserting groove 57 is formed in the bottom end of the extending rod 51, the bottom ends of two sides of the inner wall of the inserting groove 57 are fixedly connected with movable blocks 58, the movable blocks 58 are slidably connected inside a movable groove 59, and the movable grooves 59 are formed in two sides of the inserting rod 56;

in operation, when the extension rod 51 moves in the storage cavity 52, the insertion rod 56 also moves in the slot 57 synchronously, the movable block 58 fixedly connected to the inner wall of the slot 57 also slides in the movable groove 59 synchronously with the movement of the extension rod 51, the effect of limiting the maximum length and the minimum length of the whole cutter body is achieved through the combined effect of the movable block 58 and the movable groove 59, and the effect of preventing the extension rod 51 from being separated from the storage cavity 52 due to excessive movement is achieved.

Example two

Referring to fig. 7, as another implementation manner of the present invention, in a first comparative example, further, a sliding block 38 is fixedly connected to a top end of the limiting block 36 near the limiting spring 35, the sliding block 38 is slidably connected inside a sliding groove 39, and the sliding groove 39 is formed at a top end inside the limiting cavity 34; during operation, the sliding block 38 slides in the sliding groove 39 along with the movement of the limiting block 36, and the effect of limiting the movement distance of the limiting block 36 is achieved through the combined action of the sliding block 38 and the sliding groove 39, so that the limiting block 36 is prevented from being separated from the limiting cavity 34 due to excessive movement.

The working principle is as follows: the existing processing cutter for lettering in the process has the problem that the cutter head is inevitably damaged after the existing processing cutter is used for a long time, the existing technology is used for lettering, the tool bit and the tool body of the processing tool are designed to be integrated, when the cutter head 2 is to be installed, the top end of the cutter head 2 is firstly inserted into the connecting groove 31, then the cutter head 2 is rotated so that the fixing groove 33 formed at the top end of the cutter head 2 is aligned with the fixing block 32, when the fixing block 32 is not aligned with the fixing groove 33, the top end of the cutter head 2 cannot be completely inserted into the connecting groove 31, and at this time, the fixing block 32 can block the top end of the cutter head 2, so as to play a role in limiting the insertion angle of the cutter head 2, prevent the situation that the cutter head 2 cannot be connected or the connection is unstable with the cutter body 1 due to the error in the insertion angle of the cutter head 2, when the fixing block 32 is inserted into the fixing groove 33, the inner wall of the fixing groove 33 presses the arc surface formed on the stopper 36, the limit block 36 moves towards the inside of the limit cavity 34 under the action of the extrusion force and extrudes the limit spring 35, so that the limit spring 35 generates elastic deformation, when the fixing block 32 is completely inserted into the fixing groove 33 and the extrusion force of the inner wall of the fixing groove 33 to the limiting block 36 disappears, the limiting block 36 is restored to the original position under the action of the reducing force of the limiting cavity 34 and is clamped with the limiting groove 37, the effect of fixing the cutter head 2 and connecting the cutter head 2 with the cutter body 1 is achieved, when the connection between the blade body 1 and the bit 2 is to be released, the bit 2 is pulled in a direction away from the blade body 1, and the tip of the bit 2 is removed from the inside of the connection groove 31.

In the process of carving characters in the process of technology, different gestures are often required to be used for carving, in some gestures, an operator may be inconvenient to grasp the tool due to the fact that the length of the tool body is too long or too short, when the length of the whole tool is required to be adjusted, firstly, the nut 54 is rotated to enable the inner side of the threaded belt 53 to be released from a state of being tightly attached to the outer side of the extension rod 51, at the moment, the friction force between the inner side of the threaded belt 53 and the outer side of the extension rod 51 is reduced, the effect of limiting the movement of the extension rod 51 by the threaded belt 53 is released, then, the whole tool length can be adjusted by pulling or pushing the extension tool body 4 to drive the extension rod 51 to move in the accommodating cavity 52, and when the length of the whole tool is adjusted, the nut 54 is screwed again to enable the threaded belt 53 to limit the movement of the extension rod 51, and the whole tool length is fixed.

When the extension rod 51 moves in the storage cavity 52, the insertion rod 56 also synchronously moves in the slot 57, the movable block 58 fixedly connected to the inner wall of the slot 57 synchronously slides in the movable groove 59 along with the movement of the extension rod 51, and the combined action of the movable block 58 and the movable groove 59 has the effect of limiting the maximum length and the minimum length of the whole cutter body and the effect of preventing the extension rod 51 from being separated from the storage cavity 52 due to excessive movement.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A processing cutter for lettering is characterized in that: comprises a knife body main body (1); the bottom end of the knife body main body (1) is provided with a knife head (2), the top end of the knife body main body (1) is provided with an extended knife body (4), and a replacing mechanism is arranged between the knife body main body (1) and the knife head (2);

change the mechanism and include spread groove (31), the bottom in blade main part (1) is seted up in spread groove (31), and the inside cover of spread groove (31) is equipped with the top of tool bit (2), the top fixedly connected with fixed block (32) of spread groove (31) inner wall both sides, and fixed block (32) insert the inside of establishing fixed slot (33), the both sides on tool bit (2) top are seted up in fixed slot (33), spacing chamber (34) have been seted up to the inside of fixed block (32), the inside in spacing chamber (34) is provided with spacing spring (35), and the inside cover in spacing chamber (34) is equipped with one side of stopper (36), spacing groove (37) have been seted up on the inner wall of fixed slot (33).

2. The machining tool for art lettering as defined in claim 1, wherein: one side of the limiting spring (35) close to the limiting block (36) is fixedly connected with the limiting block (36), and one side of the limiting spring (35) far away from the limiting block (36) is fixedly connected to the inner wall of the limiting cavity (34).

3. The machining tool for art lettering as defined in claim 2, wherein: one side of the limiting block (36) far away from the limiting spring (35) is clamped with the limiting groove (37), and one side of the limiting block (36) far away from the limiting spring (35) is in an arc-shaped design.

4. The machining tool for art lettering as claimed in claim 3, wherein: be provided with adjustment mechanism between extension blade (4) and blade main part (1), adjustment mechanism includes extension rod (51), extension rod (51) fixed connection is in the bottom of extension blade (4), and extension rod (51) insert and establish the inside of accomodating chamber (52), accomodate chamber (52) and set up the top in blade main part (1), the top fixedly connected with thread tape (53) of blade main part (1), and thread tape (53) cover establishes the outside at extension rod (51), the outside threaded connection of thread tape (53) has nut (54), extension rod (51) and accomodate and be provided with spacing subassembly between chamber (52).

5. The processing tool for art lettering as claimed in claim 4, wherein: an anti-slip sleeve (55) is glued to the outer side of the nut (54), the anti-slip sleeve (55) is made of rubber, and anti-slip grains are formed in the outer side of the anti-slip sleeve (55).

6. The processing tool for art lettering as claimed in claim 5, wherein: spacing subassembly includes inserted bar (56), the bottom fixed connection of inserted bar (56) is in accomodating the inside bottom in chamber (52), and inserted bar (56) insert the inside of establishing slot (57), the bottom in extension pole (51) is seted up in slot (57), the bottom fixedly connected with movable block (58) of slot (57) inner wall both sides, and movable block (58) sliding connection is in the inside in activity groove (59), the both sides in inserted bar (56) are seted up in activity groove (59).