CN215395468U - Food material cutting machine - Google Patents

Abstract

A food material cutting machine comprises a driving part, a cutter, an inorganic speed change assembly and a conveying assembly, wherein the driving part comprises a first output shaft and a second output shaft which are back to back; the cutter is connected with the first output shaft; the stepless speed change assembly is connected with the second output shaft; the transmission assembly is connected with the stepless speed change assembly and is used for conveying the food materials to the cutter. Through setting up infinitely variable speed subassembly, the first output shaft drive cutter of driving piece rotates, and the motion of second output shaft drive infinitely variable speed subassembly drives transmission assembly motion, and transmission assembly will eat the material and carry to cutter department and cut, can realize eating the blank and the transport of material through a driving piece, adjusts the drive ratio through infinitely variable speed subassembly, can realize eating the speed that material blank and material were eaten and carry and be adjustable, satisfies user's diversified demand, has saved the driving piece number, the cost is reduced.

Description

Food material cutting machine

Technical Field

The utility model relates to a eat material cutting technical field, concretely relates to eat material stock cutter.

Background

The material stock cutter on the market can not realize eating the regulation of material blank and conveying speed usually, and a small number can realize adjusting, also need dispose more than two motors and just can realize, is difficult to satisfy user's diversified demand, and the cost is higher.

SUMMERY OF THE UTILITY MODEL

The present disclosure provides a food material cutting machine, including: the driving part comprises a first output shaft and a second output shaft which are opposite to each other; the cutter is connected with the first output shaft; the stepless speed change assembly is connected with the second output shaft; the transmission assembly is connected with the stepless speed change assembly and is used for conveying food materials to the cutting knife; the driving piece drives the cutter to rotate and drives the stepless speed change assembly to move at the same time, the stepless speed change assembly drives the transmission assembly to move, and the transmission assembly conveys food materials to the cutter for cutting.

This openly through setting up infinitely variable speed subassembly, the first output shaft drive cutter of driving piece rotates, and the motion of second output shaft drive infinitely variable speed subassembly drives transmission assembly motion, and transmission assembly will eat the material and carry to cutter department and cut, can realize eating the blank and the transport of material through a driving piece, adjusts the drive ratio through infinitely variable speed subassembly, can realize eating the speed that material blank and material were eaten and carry and be adjustable, satisfies user's diversified demand, has saved the driving piece number, the cost is reduced.

In one embodiment, the infinitely variable transmission assembly comprises: the first conical wheel is connected with the second output shaft, and the second output shaft drives the first conical wheel to rotate; the second cone pulley is connected with the transmission assembly; the connecting mechanism is connected with the first cone pulley and the second cone pulley, the first cone pulley drives the second cone pulley to rotate through the connecting mechanism, and the connecting position of the connecting mechanism and the first cone pulley and the second cone pulley is adjustable so as to adjust the rotating speed of the second cone pulley relative to the first cone pulley. Through the arrangement of the first cone pulley, the second cone pulley and the connecting mechanism, when the first cone pulley rotates, the linear speeds of different positions of the conical surface along the axial direction of the rotating axis of the first cone pulley are different, the linear speed is faster as the first cone pulley is closer to the cone top, and the linear speed is slower as the first cone pulley is closer to the cone bottom, for the power of the first cone pulley transmitted by the connecting mechanism, when the connecting mechanism is connected with different positions on the second cone pulley, the second cone pulley can have different linear speeds, so that the cutter and the conveying assembly have different rotating speeds, the transmission ratio is adjusted through the first cone pulley and the second cone pulley, the conical surface of the cone pulley is continuous, the transmission ratio can be adjusted smoothly to realize various transmission ratios, and the traditional condition of a plurality of fixed gears is avoided, so that stepless speed change adjustment can be realized, and the user requirements are met.

In one embodiment, the section of the plane formed by the rotation axes of the first cone pulley and the second cone pulley is a section view, the conical surfaces of the first cone pulley and the second cone pulley at the close side are opposite, and the conical surfaces at the far side are parallel; the connecting mechanism comprises a transmission shaft, a first roller and a second roller, the transmission shaft is arranged on one side where the conical surfaces of the first cone pulley and the second cone pulley are parallel, the first roller and the second roller are arranged on the transmission shaft at intervals, the first roller is tightly attached to the conical surface of the first cone pulley, and the second roller is tightly attached to the conical surface of the second cone pulley; the first roller and the second roller slide in the axial direction of the drive shaft, being fixed in the circumferential direction of the drive shaft. First cone pulley rotates and drives first gyro wheel and rotates, first gyro wheel rotates and drives the transmission shaft and rotates, the transmission shaft rotates and drives the second gyro wheel and rotates, the second gyro wheel rotates and drives the second cone pulley again and rotates, slide on the transmission shaft through first gyro wheel and second gyro wheel, make the different positions of the conical surface of first gyro wheel and first cone pulley connect, the second gyro wheel is connected with the different positions of the conical surface of second cone pulley, thereby the drive ratio of adjustable first cone pulley and second cone pulley realizes infinitely variable control, moreover, the steam generator is simple in structure.

In one embodiment, the rotation axes of the first cone pulley and the second cone pulley are perpendicular, and the taper angles of the tapered surfaces of the first cone pulley and the second cone pulley are both 45 °. So set up for the position of device arranges comparatively easily, compact structure.

In one embodiment, the transmission shaft is provided with a first matching portion extending along the axial direction, the first roller and the second roller are both provided with a second matching portion, and the first matching portion is connected with the second matching portion in a matching manner. Through setting up first cooperation portion and the cooperation of second cooperation portion and connecting, realize first gyro wheel and second gyro wheel and transmission shaft sliding connection on the axial, fixed connection in circumference, simple structure.

In one embodiment, a first limiting portion and a second limiting portion are respectively arranged on the transmission shaft at positions close to two ends, and the first roller and the second roller slide between the first limiting portion and the second limiting portion. The first roller and the second roller are limited to withdraw from two ends of the transmission shaft.

In one embodiment, the connecting mechanism further includes a screw rod, a first nut seat and a second nut seat, the screw rod is parallel to the transmission shaft, the first nut seat and the second nut seat both include a screw hole and a through hole, the screw hole is in fit connection with the screw rod, the transmission shaft is inserted into the through hole, the first roller is rotatably connected to the first nut seat, the second roller is rotatably connected to the second nut seat, and the screw rod rotates to adjust the positions of the first roller and the second roller, so that the distance between the first roller and the second roller is kept constant. The screw holes of the first nut seat and the second nut seat are connected with the screw rod, the transmission shaft penetrates through the through hole, the first roller wheel and the first nut seat are connected in a rotating mode, the second roller wheel and the second nut seat are connected in a rotating mode, the screw rod can drive the first nut seat and the second nut seat to move in the axial direction of the screw rod when rotating, the first roller wheel and the second roller wheel are driven to move in the axial direction of the transmission shaft, and therefore the transmission ratio of the first cone pulley and the second cone pulley can be adjusted. Because the first nut seat and the second nut seat move synchronously along with the lead screw, and the distance between the first nut seat and the second nut seat is kept unchanged, the distance between the first roller and the second roller is kept constant no matter how the lead screw rotates, so that the structure can be simplified, and the control of the transmission ratio is simpler.

In one embodiment, one end of the screw rod is connected with a speed regulation knob, and the speed regulation knob is used for rotating the screw rod. When the food material cutting machine works, the speed regulation knob can be rotated according to different food materials and different cutting requirements, so that the lead screw rotates and drives the first idler wheel and the second idler wheel to move through the nut seat, and the transmission ratio is adjusted.

In one embodiment, the transmission assembly comprises a driving shaft, a driving wheel, a driven shaft, a driven wheel and a conveying belt, the driving shaft is connected with the second bevel wheel, the driving wheel is connected with the driving shaft, the driven shaft is parallel to the driving shaft, the driven wheel is connected with the driven shaft, and the conveying belt is wound on the driving wheel and the driven wheel. Through the structure that sets up foretell transmission assembly, simple structure realizes carrying the action of eating the material easily.

In one implementation mode, the periphery of action wheel is equipped with the teeth of a cogwheel, the internal periphery of conveyer belt is equipped with the tooth, the teeth of a cogwheel with take the tooth cooperation to connect, the surface of conveyer belt still is equipped with a plurality of anti-skidding textures, avoids producing the phenomenon of skidding, improves the reliability.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure 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 disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1a is a schematic structural view of a food material cutting machine according to an embodiment.

Fig. 1b is a schematic structural diagram of another view angle of the food material cutting machine according to the embodiment.

Fig. 1c is a schematic structural diagram of another view angle of the food material cutting machine according to the embodiment.

Fig. 2a is a schematic structural diagram of the food material cutting machine at a moment in operation according to the embodiment.

Fig. 2b is a schematic structural diagram of the food material cutting machine at another moment in operation according to the embodiment.

Fig. 3 is a sectional view of a food material cutter of an embodiment.

Fig. 4a is a schematic structural view of a drive shaft of an embodiment.

Fig. 4b is a sectional view of the propeller shaft of fig. 4a in the axial direction.

FIG. 5a is a side view of a first roller of an embodiment.

FIG. 5b is a front view of a first roller of an embodiment.

Fig. 5c is a cross-sectional view of one such first roller and drive shaft.

FIG. 6a is a schematic view of a first nut seat of an embodiment.

FIG. 6b is a cross-sectional view of a first nut seat of an embodiment.

Fig. 7a is a partial cross-sectional view of a food material cutter of an embodiment.

Fig. 7b is a partial cross-sectional view from another perspective of the food material cutter of an embodiment.

Fig. 8 is a cross-sectional view of one such first cone pulley.

Description of reference numerals:

10-base, boss 11;

20-a drive member, 21-a first output shaft, 22-a second output shaft;

30-cutting component, 31-shield cover, 311-bottom plate, 312-annular side plate, 313-discharge chute, 32-cutter, 321-rotating shaft, 322-blade, 301-feed inlet, 302-discharge outlet;

41-first cone, 411-body, 412-connecting part, 413-non-circular hole, 414-conical surface, 415-bottom surface, 42-second cone;

51-a first roller, 511-a wheel shaft, 512-a wheel body, 513-a central hole, 514-a second matching part, 515-an outer peripheral surface of the wheel body, 52-a first nut seat, 521-a mounting hole, 522-a through hole, 523-a screw hole, 53-a second roller and 54-a second nut seat;

61-a drive shaft, 611-a main shaft portion, 612-a first mating portion, 613-a first limiting portion, 614-a second limiting portion, 615-a first rotating portion, 616-a second rotating portion, 62-a lead screw, 622-a speed knob;

71-a first support frame, 72-a second support frame;

81-protective shell, 811-discharge hole, 812-maintenance hole, 82-conveying assembly, 821-driving shaft, 822-driven shaft, 823-driving wheel, 824-driven wheel, 825-conveying belt, 826-toothed belt and 827-anti-skid texture;

91-first bearing, 92-second bearing, 93-third bearing, 94-fourth bearing, 95-fifth bearing.

Detailed Description

Technical solutions in embodiments of the present disclosure will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present disclosure, and it is apparent that the described embodiments are only some embodiments of the present disclosure, not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

Referring to fig. 1a to 1c and fig. 3 together, an embodiment of the present disclosure provides a food material cutting machine, which includes a driving member 20, a cutting knife 32, a stepless speed change assembly and a transmission assembly.

The driving member 20 is, for example, a motor, and the driving member 20 includes a first output shaft 21 and a second output shaft 22 opposite to each other, and the driving member 20 drives the first output shaft 21 and the second output shaft 22 to rotate synchronously when operating. The first output shaft 21 and the second output shaft 22 generally rotate in the same direction, for example, clockwise or counterclockwise; of course, in some cases, such as when a commutator is provided, the rotation directions of the two output shafts can be different; the first output shaft 21 and the second output shaft 22 generally have the same rotational speed, but the rotational speeds of the two output shafts may be different in some cases, such as a reduction gear.

The food material cutting machine may further include a base 10, and the driving member 20 is provided on the base 10. The base 10 may be any feasible structure, such as a column table, a support table, etc. The base 10 can serve as a mounting and support base for various structures such as the driver 20. To facilitate mounting of the various structures, various mounting structures may be provided on the base 10, such as a drive member 20 may be provided on a boss 11 on the base 10.

The cutter 32 is connected to the first output shaft 21. The cutter 32 may include a rotating shaft 321 and at least one blade 322 connected to the rotating shaft 321, when the plurality of blades 322 are provided, the plurality of blades 322 are uniformly arranged with the rotating shaft 321 as a center, and the rotating shaft 321 is connected and fixed to the first output shaft 21. The first output shaft 21 protrudes to the edge side of the base 10 so that the cutter 32 has a sufficient spatial arrangement and the blade 322 of the cutter 32 does not interfere with the base 10 and the like when rotating.

The food material cutting machine may further comprise a shield 31, and the shield 31 and the cutting knife 32 may constitute a cutting assembly 30. Keep off cover 31 and base 10 fixed connection, keep off cover 31 cover in cutter 32 periphery, keep apart cutter 32 and outside structures such as driving piece 20, play the effect of protection cutter 32, avoid eating the material to splash simultaneously, also can play the effect to user's safety protection.

Specifically, the shield 31 includes a bottom plate 311, an annular side plate 312 and a discharge chute 313, the bottom plate 311 is fixedly connected to the base 10, a knife hole is formed in the bottom plate 311, the first output shaft 21 passes through the knife hole to be connected to the rotating shaft 321 of the cutter 32, of course, the rotating shaft 321 of the cutter 32 can also be accommodated in the knife hole, and the rotating shaft 321 can be rotatably connected to the bottom plate 311. The bottom plate 311 is further provided with a feed inlet 301, and food materials enter the baffle cover 31 from the feed inlet 301 and are cut by the cutter 32. An annular side plate 312 is attached to the edge of the bottom plate 311 and surrounds the outer circumference of the blade 322 of the cutter 32. One side of the annular side plate 312 close to the ground is provided with a notch, the discharge chute 313 is connected at the notch to form the discharge hole 302, and the cut food material falls from the discharge hole 302. A food material collecting box (not shown) may be further disposed below the material outlet 302 to collect the cut food materials.

In this embodiment, the food material may be vegetables, fruits, meat, etc., and the food material may be cut into slices, shreds, dices, etc., without specific limitation.

And the continuously variable transmission assembly is connected with the second output shaft 22. The inorganic transmission assembly is used to transmit the rotation of the second output shaft 22 to the transmission assembly and is adjustable in transmission ratio. In this embodiment, the specific structure of the continuously variable transmission assembly is not particularly limited, and any structure capable of realizing the continuously variable transmission function may be used.

The transmission assembly is connected with the stepless speed change assembly and is used for conveying the food materials to the cutting knife 32. In this embodiment, transmission assembly can drive through the power drive who comes from infinitely variable subassembly and eat the material and remove, simultaneously, because infinitely variable subassembly's regulation drive ratio's function can make transmission assembly have multiple transmission speed to make eating material stock cutter carry out the blank work of eating the material under multiple speed, in order to satisfy different blank demands.

When the food material cutting machine operates, the driving part 20 drives the cutter 32 to rotate through the first output shaft 21, and simultaneously drives the infinitely variable transmission assembly to move through the second output shaft 22, the infinitely variable transmission assembly drives the transmission assembly to move, and the transmission assembly conveys food materials to the cutter 32 for cutting. When the shield 31 is provided, the transmission assembly transmits the food material to the feed opening 301 of the shield 31.

This openly is through setting up infinitely variable speed subassembly, first output shaft 21 drive cutter 32 of driving piece 20 rotates, the motion of second output shaft 22 drive infinitely variable speed subassembly, drive the transmission assembly motion, transmission assembly will eat the material and carry to cutter 32 department and cut, can realize eating the blank and the transport of material through a driving piece 20, adjust the drive ratio through infinitely variable speed subassembly, can realize eating the speed that material blank and material were carried adjustable, satisfy user's diversified demand, 20 numbers of driving piece have been saved, the cost is reduced.

In one embodiment, referring to fig. 1a to 1c and fig. 3, the continuously variable transmission assembly includes a first cone pulley 41, a second cone pulley 42 and a connecting mechanism.

The first bevel wheel 41 is connected with the second output shaft 22, and the second output shaft 22 drives the first bevel wheel 41 to rotate. The second cone 42 is connected to the transmission assembly. The connecting mechanism is connected with the first bevel wheel 41 and the second bevel wheel 42, the first bevel wheel 41 drives the second bevel wheel 42 to rotate through the connecting mechanism, and the connecting position of the connecting mechanism with the first bevel wheel 41 and the second bevel wheel 42 is adjustable, so that the rotating speed of the second bevel wheel 42 relative to the first bevel wheel 41 is adjusted.

The first cone pulley 41 and the second cone pulley 42 are identical in shape, have universality and are convenient to install. Referring to fig. 1c, fig. 3 and fig. 8, the first cone pulley 41 is taken as an example, and the second cone pulley 42 is taken as a reference. The first cone pulley 41 includes a main body 411 and a connecting portion 412, the main body 411 is in a frustum shape, and a longitudinal section of the main body 411 may be substantially in the shape of an isosceles trapezoid or an isosceles triangle, and the isosceles trapezoid or the isosceles triangle includes two conical surfaces 414 and a bottom surface 415. The connecting portion 412 is connected to the bottom surface 415 of the main body 411, and the connecting portion 412 may be formed with a non-circular hole 413, such as a D-shaped hole, which is matched with the first output shaft 21 in shape, so as to facilitate installation.

The connecting mechanism may be any feasible structure, and is used for connecting the first bevel wheel 41 and the second bevel wheel 42 and adjusting different connecting positions of the first bevel wheel 41 and the second bevel wheel 42, so that different transmission ratios are formed between the first bevel wheel 41 and the second bevel wheel 42, and the rotating speed of the second bevel wheel 42 is adjusted.

By arranging the first cone pulley 41, the second cone pulley 42 and the connecting mechanism, when the first cone pulley 41 rotates, the linear velocity of the conical surface 414 at different positions along the axial direction of the rotating axis of the first cone pulley is different, the linear velocity is faster as the first cone pulley is closer to the cone top, and the linear velocity is slower as the first cone pulley is closer to the cone bottom, and for the power of the first cone pulley 41 transmitted by the connecting mechanism, when the connecting mechanism is connected with different positions on the second cone pulley 42, the second cone pulley 42 can also have different linear velocities, so that the cutter 32 and the conveying assembly 82 have different rotating speeds.

In one embodiment, referring to fig. 3 and 8, a plane section is formed along the rotation axis of the first cone 41 and the second cone 42, the first cone 41 and the second cone 42 are opposite to the tapered surface 414 on the proximal side, and the tapered surfaces 414 on the distal side are parallel. That is, the two tapered surfaces 414 of the first tapered wheel 41 and the second tapered wheel 42 are adjacent to each other on one side without contact and are aligned on the other side.

Referring to fig. 1a, fig. 1c and fig. 3, the connecting mechanism includes a transmission shaft 61, a first roller 51 and a second roller 53, the transmission shaft 61 is disposed on one side of the first bevel wheel 41 and the second bevel wheel 42 where the tapered surfaces 414 are parallel, the first roller 51 and the second roller 53 are disposed on the transmission shaft 61 at intervals, the first roller 51 is closely attached to the tapered surface 414 of the first bevel wheel 41, and the second roller 53 is closely attached to the tapered surface 414 of the second bevel wheel 42; the first roller 51 and the second roller 53 slide in the axial direction of the transmission shaft 61, and are fixed in the circumferential direction of the transmission shaft 61.

First cone pulley 41 rotates and drives first gyro wheel 51 to rotate, first gyro wheel 51 rotates and drives transmission shaft 61 to rotate, transmission shaft 61 rotates and drives second gyro wheel 53 to rotate, second gyro wheel 53 rotates and drives second cone pulley 42 to rotate again, slide on transmission shaft 61 through first gyro wheel 51 and second gyro wheel 53, make the different positions of the conical surface 414 of first gyro wheel 51 and first cone pulley 41 connect, second gyro wheel 53 is connected with the different positions of the conical surface 414 of second cone pulley 42, thereby the drive ratio of adjustable first cone pulley 41 and second cone pulley 42, realize infinitely variable control and adjust, moreover, the structure is simple.

Alternatively, referring to fig. 3 and 8, the rotation axes of the first cone pulley 41 and the second cone pulley 42 are perpendicular, and the taper angles of the tapered surfaces 414 of the first cone pulley 41 and the second cone pulley 42 are both 45 °. The taper angle is an angle between the tapered surface 414 and the bottom surface 415. So set up for the position of device arranges comparatively easily, compact structure.

Optionally, referring to fig. 1c, fig. 4a and fig. 4b, the transmission shaft 61 is provided with a first matching portion 612 extending along the axial direction, the first roller 51 and the second roller 53 are both provided with a second matching portion 514, and the first matching portion 612 is connected with the second matching portion 514 in a matching manner. Specifically, the first and second matching portions 612 and 514 may be protrusions and grooves, for example, as shown in fig. 4a and 4b, the transmission shaft 61 includes a protrusion extending along an axial direction, and as shown in fig. 5a to 5c, the first roller 51 includes a central hole 513 and a groove opened at the central hole 513, the central hole 513 of the first roller 51 is penetrated on the transmission shaft 61, and the groove of the first roller 51 is matched with the protrusion of the transmission shaft 61. Of course, the first and second fitting portions 612 and 514 may have any other possible embodiments, and the embodiment is not particularly limited.

Through the arrangement of the first matching portion 612 and the second matching portion 514, the first roller 51 and the second roller 53 are connected with the transmission shaft 61 in a sliding mode in the axial direction and are fixedly connected in the circumferential direction, and the structure is simple.

Optionally, referring to fig. 1c, fig. 4a and fig. 4b, a first limiting portion 613 and a second limiting portion 614 are respectively disposed on the transmission shaft 61 near two ends, and the first roller 51 and the second roller 53 slide between the first limiting portion 613 and the second limiting portion 614. Specifically, the first limiting portion 613 and the second limiting portion 614 may be annular protrusions, snap springs, or the like, and play a role in limiting the first roller 51 and the second roller 53 from exiting from the two ends of the transmission shaft 61.

Referring to fig. 1c, fig. 4a and fig. 4b, the transmission shaft 61 includes a main shaft portion 611, a plurality of first engaging portions 612 are disposed on an axial direction of the main shaft portion 611, a first retaining portion 613 and a second retaining portion 614 are respectively disposed at two ends of the main shaft portion 611, and a first rotating portion 615 and a second rotating portion 616 are further disposed outside the first retaining portion 613 and the second retaining portion 614. Two first supporting frames 71 can be disposed on the base 10, and the first rotating portion 615 and the second rotating portion 616 are rotatably connected to the two first supporting frames 71. Referring to fig. 3, the first rotating portion 615 and the second rotating portion 616 can be coupled to the first support frame 71 through the first bearing 91, so that the transmission shaft 61 can rotate easily and has low resistance.

In an embodiment, referring to fig. 1c and fig. 3, the connecting mechanism further includes a lead screw 62, a first nut seat 52 and a second nut seat 54, the lead screw 62 is disposed parallel to the transmission shaft 61, the first nut seat 52 and the second nut seat 54 both include a screw hole 523 and a through hole 522, the screw hole 523 is connected to the lead screw 62 in a matching manner, the transmission shaft 61 is disposed through the through hole 522, the first roller 51 is rotatably connected to the first nut seat 52, the second roller 53 is rotatably connected to the second nut seat 54, and the lead screw 62 rotates to adjust the positions of the first roller 51 and the second roller 53, so that the distance between the first roller 51 and the second roller 53 is kept constant.

In this embodiment, the base 10 may further include two second support frames 72 opposite to each other, two ends of the lead screw 62 are rotatably connected to the two second support frames 72, and optionally, the lead screw 62 and the second support frames 72 may further be cooperatively connected through a second bearing 92. The screw holes 523 of the first nut seat 52 and the second nut seat 54 are connected with the lead screw 62, the transmission shaft 61 penetrates through the through hole 522, the first roller 51 is rotatably connected with the first nut seat 52, and the second roller 53 is rotatably connected with the second nut seat 54, so that when the lead screw 62 rotates, the first nut seat 52 and the second nut seat 54 can be driven to move in the axial direction of the lead screw 62, the first roller 51 and the second roller 53 are driven to move in the axial direction of the transmission shaft 61, and the transmission ratio of the first cone pulley 41 and the second cone pulley 42 can be adjusted. Since the first nut holder 52 and the second nut holder 54 move synchronously with the lead screw 62 and the distance between the first nut holder and the second nut holder is kept constant, the distance between the first roller 51 and the second roller 53 is kept constant no matter how the lead screw 62 rotates, so that the structure can be simplified and the control of the transmission ratio is simpler. Optionally, the fit between the transmission shaft 61 and the first roller 51 and the second roller 53 may be a clearance fit, which can ensure that the first roller 51 drives the transmission shaft 61 to rotate, and the transmission shaft 61 drives the second roller 53 to rotate, and can also realize that the first roller 51 and the second roller 53 move in the axial direction of the transmission shaft 61.

The positions of the first roller 51 and the second roller 53 are adjusted by arranging the structure of the lead screw 62 and the nut seat, so that the structure is simple and easy to realize.

Optionally, one end of the screw 62 is connected to a speed-adjusting knob 622, and the speed-adjusting knob 622 is used for rotating the screw 62. Specifically, the size of the speed control knob 622 is much larger than the diameter of the lead screw 62, so that manual rotation can be conveniently realized. When the food material cutting machine works, the speed regulation knob 622 can be rotated according to different food materials and different cutting requirements, so that the lead screw 62 rotates and drives the first idler wheel 51 and the second idler wheel 53 to move through the nut seat, and the adjustment of the transmission ratio is realized.

Referring to fig. 5a to 5c, and fig. 6a and 6b, the first roller 51 and the first nut seat 52 are taken as an example for illustration, and the second roller 53 and the second nut seat 54 can be referred to. The first roller 51 includes an axle 511 and a wheel body 512, the axle 511 encloses the central hole 513 and the groove, the wheel body 512 is sleeved on the outer periphery of the axle 511, the axial dimension of the axle 511 is greater than the axial dimension of the wheel body 512, so that the axle 511 protrudes relative to two end faces of the wheel body 512, and the outer periphery 515 of the wheel body 512 is used for being matched and connected with the tapered surface 414 of the first bevel wheel 41. The screw hole 523 and the through hole 522 formed in the first nut holder 52 are arranged side by side, and the first nut holder 52 further has a mounting hole 521, wherein the mounting hole 521 penetrates through the through hole 522. Referring to fig. 1c and fig. 3, the screw hole 523 is configured to receive the lead screw 62, the through hole 522 is configured to receive the axle 511 of the first roller 51, the mounting hole 521 is configured to receive the wheel body 512 of the first roller 51, the first nut seat 52 is rotatably connected to both the lead screw 62 and the axle 511, but is not connected to the wheel body 512, and the outer peripheral surface 515 of the wheel body 512 protrudes out of the outer surface of the first nut seat 52. Optionally, the first nut seat 52 and the axle 511 of the first roller 51 may be cooperatively connected through a third bearing 93 to reduce friction resistance and improve rotation efficiency.

In one embodiment, referring to fig. 1a to 1c, fig. 3, fig. 7a and fig. 7b, the transmission assembly includes a driving shaft 821, a driving pulley 823, a driven shaft 822, a driven pulley 824 and a conveying belt 825, the driving shaft 821 is connected to the second cone 42, the driving pulley 823 is connected to the driving shaft 821, the driven shaft 822 is parallel to the driving shaft 821, the driven pulley 824 is connected to the driven shaft 822, and the conveying belt 825 is wound around the driving pulley 823 and the driven pulley 824.

The base 10 can be further provided with a protective shell 81, the conveying assembly 82 can be integrally mounted on the protective shell 81, the protective shell 81 can be provided with a fourth bearing 94 and a fifth bearing 95, the driving shaft 821 is connected with the protective shell 81 through the fourth bearing 94 in a matched mode, and the driven shaft 822 is connected with the protective shell 81 through the fifth bearing 95 in a matched mode. Two driving wheels 823 are respectively arranged at two ends of the driving shaft 821; two driven pulleys 824 are provided at both ends of the driven shaft 822. The conveyor belt 825 is looped around the two drive wheels 823 and the two driven wheels 824. One end of the driving shaft 821 is connected to the second cone 42 while extending out of the protective case 81. A material discharging opening 811 can be opened on the protective casing 81, and the material discharging opening 811 is used for placing food materials. The food material is put into from the drain hole 811 and falls on the conveyer belt 825, and second cone pulley 42 rotates and drives the driving shaft 821 to rotate, and the driving shaft 821 rotates and drives two driving wheels 823 to rotate, drives the conveyer belt 825 to do the loop motion, and then drives the driven wheel 824 and the driven shaft 822 to rotate, so that the conveyer belt 825 conveys the food material to the feed inlet 301, and is further cut by the cutter 32.

Through the structure that sets up foretell transmission assembly, simple structure realizes carrying the action of eating the material easily.

Optionally, referring to fig. 3, 7a and 7b, the driving wheel 823 is provided with gear teeth on an outer circumference thereof, the conveying belt 825 is provided with gear teeth 826 on an inner circumference thereof, the gear teeth and the gear teeth 826 are coupled, and the conveying belt 825 is further provided with a plurality of anti-slip textures 827 on an outer surface thereof.

Specifically, the conveyor belt 825 may be a crawler belt, and the anti-slip texture 827 may be a plurality of mutually parallel protruding ribs extending in the width direction. The teeth 826 and the gear teeth can lead the driving wheel 823 and the conveying belt 825 to be strictly matched, thereby avoiding the slipping phenomenon and improving the reliability. Optionally, the outer periphery of driven wheel 824 may also be provided with gear teeth that cooperate with the belt teeth 826 of conveyor belt 825. A maintenance opening 812 can be further formed in the side surface of the protective casing 81, and the maintenance opening 812 corresponds to the positions of the driving wheel 823 and the driven wheel 824 of the conveying assembly 82, so as to respectively detach and maintain the internal structure of the conveying assembly 82.

Several working states of the food material cutting machine according to an embodiment will be described with reference to fig. 2 a-2 b.

Referring to fig. 2a, the driving member 20 drives the cutter 32 and the first cone pulley 41 to rotate clockwise, the first roller 51 is connected to the top of the tapered surface 414 of the first cone pulley 41, such that the first roller 51 has a higher rotation speed, the driving shaft 61 has a higher rotation speed, the second roller 53 is connected to the bottom of the tapered surface 414 of the second cone pulley 42, such that the second cone pulley 42 has a lower rotation speed, and further drives the driving shaft 821 of the transmission assembly to have a lower rotation speed, and the conveying belt 825 has a lower conveying speed. In this operating condition, the cutter 32 has a higher rotational speed and the conveyor 825 has a lower conveying speed.

Referring to fig. 2b, the screw 62 of fig. 2a is rotated to make the first nut seat 52 and the second nut seat 54 drive the first roller 51 and the second roller 53 to move towards the right side of fig. 2b, and make the first roller 51 connect with the bottom of the tapered surface 414 of the first bevel wheel 41, and make the second roller 53 connect with the top of the tapered surface 414 of the second bevel wheel 42, so that the first roller 51 has a lower rotation speed, the second roller 53 has a lower rotation speed, and the second bevel wheel 42 has a higher rotation speed, and the conveyor belt 825 has a higher conveying speed. In this operating condition, the cutter 32 has a lower rotational speed and the conveyor 825 has a higher conveying speed.

Referring to fig. 2a and 2b, the first roller 51 is connected to the middle of the tapered surface 414 of the first bevel wheel 41, and the second roller 53 is connected to the middle of the tapered surface 414 of the second bevel wheel 42 by rotating the adjusting screw 62, so that the first roller 51 and the second roller 52 rotate at the same speed, and the first bevel wheel 41 and the second bevel wheel 42 rotate at the same speed. In this operating condition, the rotation speeds of the cutting blade 32 and the conveyor belt 825 are similar, and when the transmission ratio of the conveyor assembly connected to the second bevel wheel 42 is 1, the rotation speeds of the cutting blade 32 and the conveyor belt 825 can be the same.

Therefore, by combining several working states shown in fig. 2a and 2b, the positions of the first roller 51 and the second roller 53 can be adjusted in real time by adjusting the rotation of the lead screw 62 in real time, so that the real-time adjustment of the rotation speed of the cutting knife 32 and the conveying speed of the conveying belt 825 can be realized.

While the disclosure has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the disclosure.

Claims (10)

1. A food material cutting machine, characterized by comprising:

the driving part comprises a first output shaft and a second output shaft which are opposite to each other;

the cutter is connected with the first output shaft;

the stepless speed change assembly is connected with the second output shaft; and

the transmission assembly is connected with the stepless speed change assembly and is used for conveying food materials to the cutting knife;

the driving piece drives the cutter to rotate and drives the stepless speed change assembly to move at the same time, the stepless speed change assembly drives the transmission assembly to move, and the transmission assembly conveys food materials to the cutter for cutting.

2. The food material cutting machine as claimed in claim 1, wherein the infinitely variable transmission assembly comprises:

the first conical wheel is connected with the second output shaft, and the second output shaft drives the first conical wheel to rotate;

the second cone pulley is connected with the transmission assembly;

the connecting mechanism is connected with the first cone pulley and the second cone pulley, the first cone pulley drives the second cone pulley to rotate through the connecting mechanism, and the connecting position of the connecting mechanism and the first cone pulley and the second cone pulley is adjustable so as to adjust the rotating speed of the second cone pulley relative to the first cone pulley.

3. The food material cutting machine as defined in claim 2, wherein, when viewed along a plane formed by the rotation axes of the first cone pulley and the second cone pulley, the conical surfaces of the first cone pulley and the second cone pulley on the adjacent sides are opposite to each other, and the conical surfaces on the far sides are parallel to each other; the connecting mechanism comprises a transmission shaft, a first roller and a second roller, the transmission shaft is arranged on one side where the conical surfaces of the first cone pulley and the second cone pulley are parallel, the first roller and the second roller are arranged on the transmission shaft at intervals, the first roller is tightly attached to the conical surface of the first cone pulley, and the second roller is tightly attached to the conical surface of the second cone pulley; the first roller and the second roller slide in the axial direction of the drive shaft, being fixed in the circumferential direction of the drive shaft.

4. The food material cutting machine as defined in claim 3, wherein the rotation axes of the first cone pulley and the second cone pulley are perpendicular, and the taper angles of the tapered surfaces of the first cone pulley and the second cone pulley are both 45 °.

5. The food material cutting machine according to claim 3, wherein the transmission shaft is provided with a first matching portion extending along the axial direction, the first roller and the second roller are provided with a second matching portion, and the first matching portion is connected with the second matching portion in a matching manner.

6. The food material cutting machine according to claim 3, wherein a first limiting part and a second limiting part are respectively arranged on the transmission shaft at positions close to two ends, and the first roller and the second roller slide between the first limiting part and the second limiting part.

7. The food material cutting machine according to claim 3, wherein the connecting mechanism further comprises a screw rod, a first nut seat and a second nut seat, the screw rod is arranged in parallel with the transmission shaft, the first nut seat and the second nut seat each comprise a screw hole and a through hole, the screw hole is in fit connection with the screw rod, the transmission shaft is arranged through the through hole, the first roller is rotatably connected with the first nut seat, the second roller is rotatably connected with the second nut seat, and the screw rod is rotated to adjust the positions of the first roller and the second roller and keep the distance between the first roller and the second roller constant.

8. The food material cutting machine as recited in claim 7, wherein a speed adjusting knob is connected to one end of the lead screw, and the speed adjusting knob is used for rotating the lead screw.

9. The food material cutting machine as claimed in claim 3, wherein the transmission assembly comprises a driving shaft, a driving wheel, a driven shaft, a driven wheel and a conveying belt, the driving shaft is connected with the second cone wheel, the driving wheel is connected with the driving shaft, the driven shaft is parallel to the driving shaft, the driven wheel is connected with the driven shaft, and the conveying belt is wound on the driving wheel and the driven wheel.

10. The food material cutting machine according to claim 9, wherein gear teeth are arranged on the outer periphery of the driving wheel, gear teeth are arranged on the inner periphery of the conveying belt, the gear teeth and the gear teeth are connected in a matched mode, and a plurality of anti-skid textures are further arranged on the outer surface of the conveying belt.

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