CN221312542U - Belt pulley groove cutter with adjustable distance - Google Patents

Abstract

The utility model relates to the technical field of belt pulley machining, and discloses a belt pulley groove cutter with adjustable distance, which comprises a cutter handle, wherein three groups of sliding grooves are formed in the cutter handle, three groups of cutters are connected to the inner wall of the cutter handle in a sliding manner, a mounting seat is fixedly arranged at the bottom of the cutter handle, an adjusting mechanism for adjusting the distance of the cutters is arranged in the cutter handle, the belt pulley groove cutter with adjustable distance is arranged in the cutter handle, a knob rotates a screw rod and can drive a telescopic rod to reciprocate up and down, a sliding rod can be driven to be attached to the inner wall of a spiral groove to reciprocate up and down through the reciprocating motion of the telescopic rod, and the three groups of crank arms can be pushed and pulled in a reciprocating manner through the up and down reciprocating motion of the sliding rod and matched with the spiral groove, a rotary drum and a rotary disc, and simultaneously a vertical rod can drive the cutters to reciprocate in the cutter handle, so that the extension length of the cutters can be adjusted freely, the belt pulley groove with different depths can be machined conveniently, and the belt pulley groove cutter is more convenient to use.

Description

Belt pulley groove cutter with adjustable distance

Technical Field

The utility model relates to the technical field of belt pulley machining, in particular to a belt pulley groove cutter with an adjustable distance.

Background

The belt pulley belongs to a disc hub part and is mainly used for occasions for transmitting power in a long distance, such as power output of small diesel engine, agricultural vehicles, tractors, automobiles, mining machinery, machining equipment, textile machinery, packaging machinery, lathes, forging beds, power transmission of some small horsepower motorcycles, power transmission of agricultural machinery, air compressors, speed reducers, generators, cotton gins and the like.

The pulley groove on the pulley is mainly formed by cutting by lathe processing and matching with special cutters, but the depths of the pulley grooves on the pulleys with different sizes are also different, when the pulley grooves with different depths are required to be processed, the processing cutters on the lathe are required to be detached and replaced, the cutters with proper sizes are selected, and the processing cutters are usually fixed on the lathe through a plurality of groups of bolts, so that the processing efficiency is affected.

Disclosure of utility model

The utility model aims to provide a belt pulley groove cutter with adjustable distance, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a distance adjustable pulley groove sword, includes the handle of a knife, three sets of spouts have been seted up on the handle of a knife, the inner wall sliding connection of handle of a knife has three sets of cutters, the bottom fixed mounting of handle of a knife has the mount pad, the inside of handle of a knife is provided with the adjustment mechanism who adjusts the cutter distance, can freely adjust the length of cutter according to the processing demand through setting up adjustment mechanism, and it is more convenient to use, the inside of handle of a knife is provided with positioning mechanism, can carry out quick location to the length of cutter according to the processing demand through setting up positioning mechanism, adjustment mechanism includes:

The rotary drum is rotationally connected to the inner wall of the knife handle, and the rotary drum can drive the rotary table to synchronously rotate;

the turntable is fixedly arranged on the outer wall of the rotary drum, and three groups of crank arms can be pushed and pulled in a reciprocating manner through the turntable;

The vertical rod is fixedly arranged on the side wall of the cutter, the outer wall of the vertical rod is attached to the inner wall of the chute, and the pointer and the cutter can be driven to synchronously move through the vertical rod.

Preferably, the bottom of the vertical rod is hinged with a crank arm, one end of the crank arm, which is far away from the vertical rod, is hinged to the upper surface of the turntable, and the vertical rod can be pushed and pulled in a reciprocating manner by arranging the crank arm.

Preferably, the rotating drum is provided with a spiral groove.

Preferably, the inner wall fixed mounting of handle of a knife has the telescopic link, the outer wall fixed mounting of telescopic link has the slide bar, the outer wall laminating of slide bar is at the inner wall of helicla flute, can lead for the slide bar through setting up the telescopic link, can extrude the helicla flute through setting up the montant.

Preferably, the top of telescopic link rotates and is connected with the lead screw, the one end that the telescopic link was kept away from to the lead screw runs through handle of a knife fixed mounting and has the knob, just the screw and the department threaded connection that runs through of handle of a knife can drive the telescopic link and reciprocate from top to bottom through setting up the lead screw.

Preferably, the positioning mechanism comprises a pointer, the pointer is fixedly arranged on the top side wall of the vertical rod, three groups of sliding grooves are fixedly provided with graduated scales on the inner wall, the pointer is positioned above the graduated scales, and the moving distance of the vertical rod and the cutter can be observed by arranging the pointer to be matched with the graduated scales.

Compared with the prior art, the belt pulley groove cutter with the adjustable distance has the following beneficial effects:

1. This pulley groove sword with adjustable distance, knob rotate the lead screw, can drive the telescopic link and reciprocate flexible from top to bottom, and the reciprocal flexible through the telescopic link can drive the laminating of slide bar and reciprocate from top to bottom at the inner wall of helicla flute, and the cooperation helicla flute, rotary drum, carousel can reciprocate three arm of push-and-pull through the reciprocal movement of slide bar, and cooperation montant can drive the inside reciprocal flexible of cutter at the handle of a knife simultaneously to can freely adjust the extension length of cutter, be convenient for process the pulley groove of different degree of depth, it is more convenient to use.

2. This distance adjustable pulley groove sword cooperates montant, pointer, scale in the time of the cutter removes, can observe the travel distance of cutter, can carry out quick location to the length of cutter according to the required machining depth of pulley groove, improves work efficiency greatly.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall bottom view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model in a top view;

FIG. 4 is a schematic cross-sectional side view of the present utility model;

FIG. 5 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 6 is an enlarged schematic view of the structure of fig. 3B according to the present utility model.

In the figure: 1. a knife handle; 2. a chute; 3. a cutter; 4. a mounting base; 5. an adjusting mechanism; 51. a rotating drum; 52. a turntable; 53. a vertical rod; 54. a crank arm; 55. a spiral groove; 56. a telescopic rod; 57. a slide bar; 58. a screw rod; 59. a knob; 6. a positioning mechanism; 61. a pointer; 62. a graduated scale.

Detailed Description

As shown in fig. 1 to 6, the present utility model provides a technical solution: the utility model provides a distance adjustable pulley groove sword, including handle of a knife 1, three sets of spouts 2 have been seted up on handle of a knife 1, the inner wall sliding connection of handle of a knife 1 has three cutter 3 of group, through adjusting the length that stretches out three cutter 3 of group, can be convenient for process the pulley groove of different degree of depth, the bottom fixed mounting of handle of a knife 1 has mount pad 4, the inside of handle of a knife 1 is provided with the adjustment mechanism 5 of adjusting cutter 3 distance, can be according to the processing demand through setting up adjustment mechanism 5, the length of freely adjusting cutter 3, it is more convenient to use, the inside of handle of a knife 1 is provided with positioning mechanism 6, can carry out quick location to the length of cutter 3 according to the processing demand through setting up positioning mechanism 6.

The adjusting mechanism 5 comprises a rotary drum 51, a rotary table 52, a vertical rod 53, a crank arm 54, a spiral groove 55, a telescopic rod 56, a sliding rod 57, a screw rod 58 and a knob 59; the rotary drum 51 rotates to be connected at the inner wall of handle of a knife 1, carousel 52 fixed mounting is at the outer wall of rotary drum 51, can drive carousel 52 synchronous rotation in the rotatable drum 51 pivoted, the equal fixed mounting of lateral wall of three cutter 3 has montant 53, the outer wall laminating of montant 53 is at the inner wall of spout 2, the bottom of three montant 53 all articulates there is crank arm 54, the one end that crank arm 54 kept away from montant 53 articulates at the upper surface of carousel 52, through the rotation of carousel 52, cooperation three crank arm 54 and three montant 53 of group, can drive the inside synchronous slip of three cutter 3 at handle of a knife 1, the helicla flute 55 has been seted up on the rotary drum 51, the inner wall fixed mounting of handle of a knife 1 has telescopic link 56, the outer wall fixed mounting of telescopic link 56 has slide bar 57, the outer wall laminating of slide bar 57 is in the inner wall laminating of helicla flute 55, when lead screw 58 extrudees telescopic link 56 downwards, telescopic link 56 can drive the inner wall laminating of slide bar 57 at helicla 55, simultaneously 57 can extrude helical flute 55, thereby make the top rotation of telescopic link 56 be connected with lead screw 58, one end that lead screw 58 kept away from telescopic link 56 runs through handle 1 fixed mounting of a knife handle 58, and knob 58 and the inside screw 58 is connected with screw 58 through the inside the screw thread of a knob 1, lead screw 58 is rotated through the screw 58.

The positioning mechanism 6 comprises a pointer 61 and a graduated scale 62; pointer 61 fixed mounting is in the top lateral wall of montant 53, and montant 53 can drive pointer 61 and slide in the top of scale 62, and the equal fixed mounting of inner wall of three group's spouts 2 has scale 62, and pointer 61 is located the top of scale 62, utilizes scale 62 to observe the travel distance of pointer 61 to can judge the travel distance of montant 53 and cutter 3, can carry out quick location to the length of cutter 3 according to the processing demand.

Working principle: the screw rod 58 is rotated through the knob 59, so that the screw rod 58 moves towards the inside of the tool handle 1, the telescopic rod 56 is extruded downwards, at the moment, the telescopic rod 56 can drive the slide rod 57 to be attached to the inner wall of the spiral groove 55 to move downwards, meanwhile, the slide rod 57 can extrude the spiral groove 55, so that the rotary drum 51 rotates, the rotary drum 51 rotates and simultaneously drives the rotary table 52 to synchronously rotate, the three groups of crank arms 54 can be pushed through the rotation of the rotary table 52, meanwhile, the three groups of crank arms 54 can push the vertical rods 53, so that the vertical rods 53 extrude the tools 3, the tools 3 slide towards the outside of the tool handle 1, the three groups of tools 3 synchronously expand outwards, the extending length of the tools 3 can be freely adjusted, and the belt pulley grooves with different depths can be conveniently machined, and the tool holder is more convenient to use.

When the crank arm 54 extrudes the vertical rod 53, the vertical rod 53 can drive the pointer 61 to synchronously slide, and meanwhile, the moving distance of the pointer 61 can be observed by utilizing the graduated scale 62, so that the moving distance of the vertical rod 53 and the cutter 3 can be judged, the length of the cutter 3 can be rapidly positioned according to the required machining depth of a pulley groove, and the working efficiency is greatly improved.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. The utility model provides a distance adjustable pulley groove sword, includes handle of a knife (1), its characterized in that: three groups of sliding grooves (2) are formed in the cutter handle (1), three groups of cutters (3) are connected to the inner wall of the cutter handle (1) in a sliding mode, an installation seat (4) is fixedly arranged at the bottom of the cutter handle (1), an adjusting mechanism (5) for adjusting the distance between the cutters (3) is arranged in the cutter handle (1), a positioning mechanism (6) is arranged in the cutter handle (1), and the adjusting mechanism (5) comprises:

A rotary drum (51), wherein the rotary drum (51) is rotatably connected to the inner wall of the knife handle (1);

The rotary table (52), the said rotary table (52) is fixedly installed on the outer wall of the rotary drum (51);

The vertical rod (53), the lateral wall at cutter (3) is fixed mounting to vertical rod (53), the outer wall laminating of vertical rod (53) is at the inner wall of spout (2).

2. The adjustable distance pulley sheaves cutter according to claim 1, wherein: the bottom of the vertical rod (53) is hinged with a crank arm (54), and one end, far away from the vertical rod (53), of the crank arm (54) is hinged to the upper surface of the rotary table (52).

3. The adjustable distance pulley sheaves cutter according to claim 1, wherein: the rotating drum (51) is provided with a spiral groove (55).

4. The adjustable distance pulley sheaves cutter according to claim 1, wherein: the inner wall fixed mounting of handle of a knife (1) has telescopic link (56), the outer wall fixed mounting of telescopic link (56) has slide bar (57), the outer wall laminating of slide bar (57) is at the inner wall of helicla flute (55).

5. The adjustable distance pulley sheaves cutter according to claim 4 wherein: the top of telescopic link (56) rotates and is connected with lead screw (58), the one end that telescopic link (56) was kept away from to lead screw (58) runs through handle of a knife (1) fixed mounting has knob (59), just the department threaded connection that runs through of lead screw (58) and handle of a knife (1).

6. The adjustable distance pulley sheaves cutter according to claim 1, wherein: the positioning mechanism (6) comprises a pointer (61), the pointer (61) is fixedly arranged on the top side wall of the vertical rod (53), the inner walls of the three groups of sliding grooves (2) are fixedly provided with graduated scales (62), and the pointer (61) is positioned above the graduated scales (62).