CN220880579U - Split type metal cutting tool of handle of a knife - Google Patents

Abstract

The utility model discloses a split metal cutting tool with a tool handle, which relates to the technical field of cutting tools and comprises a tool handle pressing plate and a tool handle bottom plate, wherein the tool handle pressing plate is propped against one side of the tool handle bottom plate, one end of the tool handle pressing plate is provided with a mounting notch, the inside of the mounting notch is clamped with a tool bit, the inside thread of the tool bit is sheathed with a bolt, one end of the tool handle bottom plate is provided with a threaded hole, and one end of the bolt is in threaded connection with the threaded hole; the surface of handle of a knife clamp plate has been seted up a plurality of round holes, and is a plurality of the bar mouth has all been seted up to one side of round hole, handle of a knife bottom plate is close to one side rotation of handle of a knife clamp plate and is provided with a plurality of inserted bars, and is a plurality of the equal fixedly connected with dog of lateral wall of inserted bar, a plurality of the one end of inserted bar is passed corresponding round hole, and a plurality of the dog is passed corresponding bar mouth. The utility model can efficiently assemble the cutter, is convenient to operate, and saves time and labor.

Description

Split type metal cutting tool of handle of a knife

Technical Field

The utility model relates to the technical field of cutting tools, in particular to a split type metal cutting tool with a tool handle.

Background

Traditional excircle lathe tool is mostly integral type structure, cutting part and stalk portion (dress clamp portion) are shaping sword as an organic whole promptly, when work piece hardness is higher, and the lathe tool is whole all to need select the higher material of intensity, like tungsten steel sword, lathe tool working portion and work piece contact, and the handle of a knife portion of lathe tool is not contacted with the work piece, and the unnecessary that can cause the material, causes manufacturing cost to increase greatly, and because lathe tool bulk strength is higher, waste time and energy during the manufacturing, efficiency is lower.

The publication number CN218555609U discloses a split metal cutting tool of a tool handle, the tool comprises a tool handle bottom plate and a tool handle pressing plate, a plurality of screw holes are formed in the upper surface of the tool handle bottom plate, through holes corresponding to the screw holes in one-to-one mode are formed in the tool handle pressing plate, fixing screws are arranged in the through holes, and the tool handle pressing plate is fixed to the tool handle bottom plate through the fixing screws; a rectangular notch is formed in the corner of the head end of the cutter handle pressing plate, the rectangular notch penetrates through the cutter handle pressing plate, and the shape of the rectangular notch is matched with the shape of the cutter head of the cutter; screw holes for fixing the cutter head are formed in the cutter handle bottom plate opposite to the rectangular notch, and the technical scheme still has defects:

in the technical scheme, the tool shank pressing plate and the tool shank bottom plate are connected and fixed by a plurality of bolts, and the tool shank pressing plate and the tool shank bottom plate are assembled and disassembled by using a special screwdriver or wrench, so that the tool is complex in operation, time-consuming and labor-consuming and inconvenient.

Disclosure of utility model

The present utility model has been made in view of the above-mentioned problems with the existing shank split metal cutting tools.

Therefore, the utility model aims to provide the split type metal cutting tool with the tool handle, which solves the problems that in the split type metal cutting tool with the tool handle in the prior art, the tool handle pressing plate and the tool handle bottom plate are connected and fixed by adopting a plurality of bolts, and the disassembly and the assembly are all carried out by using special screwdrivers or wrenches, so that the operation is complex, time and labor are wasted, and the inconvenience is very high.

In order to achieve the above object, the present utility model provides the following technical solutions:

The utility model provides a split type metal cutting tool of handle of a knife, includes handle of a knife clamp plate and handle of a knife bottom plate, the handle of a knife clamp plate offsets and sets up in one side of handle of a knife bottom plate, the installation breach has been seted up to one end of handle of a knife clamp plate, the inside joint of installation breach has the tool bit, the inside screw thread of tool bit has cup jointed the bolt, the screw hole has been seted up to one end of handle of a knife bottom plate, the one end and the screw hole threaded connection of bolt;

The surface of the tool handle pressing plate is provided with a plurality of round holes, one sides of the round holes are provided with strip-shaped openings, one side of the tool handle pressing plate, which is close to the tool handle pressing plate, is rotatably provided with a plurality of inserting rods, the side walls of the inserting rods are fixedly connected with check blocks, one ends of the inserting rods penetrate through the corresponding round holes, the check blocks penetrate through the corresponding strip-shaped openings, and one sides of the check blocks are in contact with one side, which is far away from the tool handle pressing plate, of the tool handle pressing plate;

The inside of handle of a knife clamp plate has seted up the cavity, the inside of cavity is provided with and drives a plurality of the drive mechanism of inserted bar pivoted.

Preferably, the transmission mechanism comprises a gear and a rack, a first threaded rod is arranged in the cavity in a rotating mode, a sliding block is sleeved on the rod wall of the first threaded rod in a threaded mode, the rack is fixedly arranged on one side of the sliding block, the gears are fixedly sleeved on the rod wall of the corresponding inserted rod, the rack is in meshed connection with the gears, a groove is formed in one end of the cutter handle pressing plate, and a limiting mechanism for fixing the first threaded rod is arranged in the groove.

Preferably, the stop gear includes runner and second threaded rod, the runner sets up in the inside of recess and fixedly cup joints with the one end of first threaded rod, the inside of runner is located to second threaded rod thread bush, the one end and the handle of a knife clamp plate threaded connection of second threaded rod can prevent effectively that first threaded rod from accidentally rotating.

Preferably, one end of the second threaded rod is fixedly sleeved with a knob, so that the second threaded rod can be conveniently rotated.

Preferably, a plurality of avoidance grooves are formed in the inner side of the round hole, so that the gear is conveniently matched with the rack.

Preferably, both sides of the sliding block are in contact with the inner wall of the cavity, so that the sliding block cannot rotate, i.e. can stably slide.

In the technical scheme, the utility model has the technical effects and advantages that:

According to the utility model, the tool bit is mounted by matching the tool shank pressing plate with the tool shank bottom plate through the bolts, the insert rod is inserted into the corresponding round hole after the tool shank pressing plate is matched with the tool shank bottom plate, the first threaded rod is rotated, the first threaded rod drives the sliding block to move, namely the sliding block drives the rack to move, the rack drives the gears to rotate, namely the plurality of check blocks rotate to be in contact with one side, far away from the tool shank bottom plate, of the tool shank pressing plate, then the second threaded rod is screwed, and the first threaded rod is limited, so that efficient assembly of the tool is completed, and the tool is convenient to operate, time-saving and labor-saving.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic view of a split-handle metal cutting tool according to the present utility model;

FIG. 2 is a schematic rear cross-sectional view of the knife handle platen of FIG. 1;

FIG. 3 is a schematic view of the internal structure of FIG. 1;

fig. 4 is an enlarged schematic view of the structure of the portion a in fig. 2.

Reference numerals illustrate:

1. A knife handle pressing plate; 2. a round hole; 3. a strip-shaped opening; 4. a knife handle pressing plate; 5. a threaded hole; 6. a cutter head; 7. a bolt; 8. a rod; 9. a stop block; 10. a gear; 11. a slide block; 12. a rack; 13. a first threaded rod; 14. a rotating wheel; 15. a second threaded rod; 16. and (5) a knob.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The embodiment of the utility model discloses a metal cutting tool with a split tool handle.

Referring to fig. 1-3, a split metal cutting tool with a tool handle comprises a tool handle pressing plate 1 and a tool handle bottom plate 4, wherein the tool handle pressing plate 1 is propped against one side of the tool handle bottom plate 4, one end of the tool handle pressing plate 1 is provided with a mounting notch, the inside of the mounting notch is clamped with a tool bit 6, the inside thread of the tool bit 6 is sleeved with a bolt 7, one end of the tool handle bottom plate 4 is provided with a threaded hole 5, and one end of the bolt 7 is in threaded connection with the threaded hole 5;

A plurality of round holes 2 have been seted up on the surface of handle of a knife clamp plate 1, bar mouth 3 has all been seted up to one side of a plurality of round holes 2, handle of a knife bottom plate 4 is close to one side rotation of handle of a knife clamp plate 1 and is provided with a plurality of inserted bars 8, the equal fixedly connected with dog 9 of lateral wall of a plurality of inserted bars 8, the round hole 2 that corresponds is passed to the one end of a plurality of inserted bars 8, bar mouth 3 that corresponds is passed to a plurality of dog 9, one side of a plurality of dog 9 all is inconsistent with one side that handle of a knife clamp plate 1 kept away from handle of a knife bottom plate 4.

In order to drive a plurality of stop blocks 9 to rotate to be in contact with one side, far away from a tool handle bottom plate 4, of a tool handle pressing plate 1 and the tool handle bottom plate 4 to complete connection limiting, referring to fig. 1-3, a cavity is formed in the tool handle pressing plate 1, a transmission mechanism for driving a plurality of inserting rods 8 to rotate is arranged in the cavity and comprises a gear 10 and a rack 12, a first threaded rod 13 is arranged in the cavity in a rotating mode, a sliding block 11 is sleeved on a rod wall thread of the first threaded rod 13, the rack 12 is fixedly arranged on one side of the sliding block 11, a plurality of gears 10 are fixedly sleeved on rod walls of the corresponding inserting rods 8, the rack 12 is in meshed connection with the plurality of gears 10, a plurality of avoidance grooves are formed in the inner side of a round hole 2 to facilitate matching the gears with the racks, and two sides of the sliding block 11 are in contact with the inner wall of the cavity to enable the sliding block to be unable to rotate, namely stable sliding;

The first threaded rod 13 is rotated, the first threaded rod 13 drives the sliding block 11 to move, the sliding block 11 drives the rack 12 to move, the rack 12 drives the plurality of gears 10 to rotate, and the plurality of check blocks 9 rotate to be in contact with one side, away from the tool handle bottom plate 4, of the tool handle pressing plate 1, and therefore connection limiting of the tool handle pressing plate 1 and the tool handle bottom plate 4 is achieved.

In order to prevent the first threaded rod 13 from rotating in the use process, referring to fig. 2-4, one end of the tool handle pressing plate 1 is provided with a groove, the inside of the groove is provided with a limiting mechanism for fixing the first threaded rod 13, the limiting mechanism comprises a rotating wheel 14 and a second threaded rod 15, the rotating wheel 14 is arranged in the groove and fixedly sleeved with one end of the first threaded rod 13, the second threaded rod 15 is in threaded sleeve connection with the rotating wheel 14, one end of the second threaded rod 15 is in threaded connection with the tool handle pressing plate 1, accidental rotation of the first threaded rod can be effectively prevented, and one end of the second threaded rod 15 is fixedly sleeved with a knob 16, so that the second threaded rod can be conveniently rotated;

Screw up second threaded rod 15 for second threaded rod 15 and handle of a knife clamp plate 1 threaded connection realize spacing promptly to first threaded rod 13, can prevent effectively that first threaded rod 13 from rotating in the use.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (6)

1. The utility model provides a split type metal cutting tool of handle of a knife, includes handle of a knife clamp plate (1) and handle of a knife bottom plate (4), its characterized in that, handle of a knife clamp plate (1) offset sets up in one side of handle of a knife bottom plate (4), the installation breach has been seted up to one end of handle of a knife clamp plate (1), the inside joint of installation breach has tool bit (6), the inside screw thread of tool bit (6) has cup jointed bolt (7), screw hole (5) have been seted up to one end of handle of a knife bottom plate (4), the one end and the screw hole (5) threaded connection of bolt (7);

A plurality of round holes (2) are formed in the surface of the tool handle pressing plate (1), one sides of the round holes (2) are provided with strip-shaped openings (3), one side of the tool handle pressing plate (4) close to the tool handle pressing plate (1) is rotatably provided with a plurality of inserting rods (8), the side walls of the inserting rods (8) are fixedly connected with stop blocks (9), one ends of the inserting rods (8) penetrate through the corresponding round holes (2), the stop blocks (9) penetrate through the corresponding strip-shaped openings (3), and one sides of the stop blocks (9) are in contact with one side, far away from the tool handle pressing plate (1), of the tool handle pressing plate (4);

The inside of handle of a knife clamp plate (1) has seted up the cavity, the inside of cavity is provided with drives a plurality of inserted bar (8) pivoted drive mechanism.

2. The split type metal cutting tool for a tool holder according to claim 1, wherein the transmission mechanism comprises a gear (10) and a rack (12), a first threaded rod (13) is rotatably arranged in the cavity, a sliding block (11) is sleeved on the wall of the first threaded rod (13) in a threaded manner, the rack (12) is fixedly arranged on one side of the sliding block (11), a plurality of gears (10) are fixedly sleeved on the wall of a corresponding inserted rod (8), the rack (12) is in meshed connection with a plurality of gears (10), a groove is formed in one end of a tool holder pressing plate (1), and a limiting mechanism for fixing the first threaded rod (13) is arranged in the groove.

3. The tool according to claim 2, wherein the limiting mechanism comprises a rotating wheel (14) and a second threaded rod (15), the rotating wheel (14) is arranged in the groove and fixedly sleeved with one end of the first threaded rod (13), the second threaded rod (15) is in threaded sleeve arrangement in the rotating wheel (14), and one end of the second threaded rod (15) is in threaded connection with the tool shank pressing plate (1).

4. A shank split metal cutting tool according to claim 3, wherein one end of the second threaded rod (15) is fixedly sleeved with a knob (16).

5. The split-handle metal cutting tool according to claim 1, wherein a plurality of relief grooves are provided on the inner side of the circular hole (2).

6. The shank split metal cutting tool according to claim 2, wherein both sides of the slider (11) are in contact with the inner wall of the cavity.