CN2219770Y - Reciprocating knife grinder - Google Patents

Abstract

The utility model provides a reciprocating motion formula sharpedge grinding machine, provides for providing the sharpedge grinding machine that can grind the cutter is automatic, provides the utility model discloses, it comprises casing, lid body grinding mechanism and cutter ware. The shell is an open shell with an upward opening; the front and back outer sides of the cover body are provided with chutes, and the top surface of the cover body is provided with a channel with a long hole; the grinding mechanism consists of a motor, a pinion, a large gear sliding rail, a sliding block, a grinding stone supporting frame and a grinding stone, wherein a roller is eccentrically arranged on the large gear, a horizontal through hole sleeved on the sliding rail is arranged on the sliding block, a vertical sliding groove is also arranged on the sliding block, and the grinding stone supporting frame is arranged in a cover body channel and is fixedly arranged at the top of the sliding block through a fixing element; the grinding stone is arranged on the grinding stone support frame; the cutter frame consists of a cutter fixing frame, a cutter supporting plate and a cutter clamp, wherein the cutter fixing frame is arranged in the chute of the cover body, the cutter supporting plate is rotatably arranged on the cutter fixing frame, and the cutter clamp is arranged on the top surface of the cutter supporting plate.

Description

Reciprocating knife grinder

The utility model belongs to an appliance for knife sharpening, in particular to a reciprocating mobile knife sharpening machine.

To grind the edge of a knife, the operator usually holds the knife and moves the edge of the knife back and forth over a grinding stone. This method of grinding the blade of a knife is quite inconvenient in operation. The operator must move back and forth on the grinding stone very carefully and vigorously to complete the grinding of the blade.

The purpose of the utility model is to provide a reciprocating knife sharpening machine with a grinding stone capable of reciprocating movement so as to automatically grind the cutting edge of a knife.

The utility model is composed of a shell, a cover, a grinding mechanism and a tool holder. The shell is an open shell with an upward opening; There is a chute, and the top surface is provided with a channel with a long hole; the grinding mechanism is composed of a motor, a small gear, a large gear, a slide rail, a slider, a grinding stone support frame and a grinding stone, and the pinion is installed on the output shaft of the motor end, and meshes with the big gear, and the roller is set eccentrically on the big gear, and the slide rail is horizontally set in the casing and is located on the side of the pinion gear of the motor, and the slide block is set on the slide rail and moves horizontally reciprocatingly along the slide rail. Horizontal through holes, the slider is also equipped with a vertical chute that allows the eccentrically arranged rollers on the large gear to slide, and there are clamping parts around the grinding stone support frame, and a fixing element that allows passing through the long hole of the cover Through the through hole, the grinding stone support frame is placed in the channel of the cover body, and fixed on the top of the slider through the fixing element; the grinding stone is placed on the grinding stone support frame and fixed on the grinding stone support by clamping parts; The tool rack is composed of a tool fixing frame, a tool supporting plate and a tool holder. The tool fixing frame is placed in the cover chute, the tool supporting plate is rotatably installed on the tool fixing frame, and the tool holder is placed on the top surface of the tool supporting plate and fastened. clamps the tool.

Since the utility model is composed of a shell, a cover, a grinding mechanism and a tool holder, the shell is an open shell with an upward opening; the bottom of the cover is provided with an opening corresponding to the shell opening, and its front and rear sides There is a chute, and the top surface is provided with a channel with a long hole; the grinding mechanism is composed of a motor, a small gear, a large gear, a slide rail, a slider, a grinding stone support frame and a grinding stone, and the small gear teeth are installed on the motor. The end of the output shaft is meshed with the big gear. The roller is set eccentrically on the big gear. The slide rail is horizontally set in the casing and is located on the side of the pinion gear of the motor. The slider is set on the slide rail and reciprocates horizontally along the slide rail. There is a horizontal through hole for moving. The slider is also equipped with a vertical chute that allows the eccentrically arranged rollers on the large gear to slide. The through hole through which the fixing element passes, the grinding stone support frame is placed in the channel of the cover body, and fixed on the top of the slider through the fixing element; the grinding stone is placed on the grinding stone support frame and fixed on the grinding stone support by clamping parts The tool holder is composed of a tool fixing frame, a tool supporting plate and a tool holder. The tool fixing frame is placed in the cover chute, the tool supporting plate is rotatably installed on the tool fixing frame, and the tool holder is placed on the top surface of the tool supporting plate and tightened. The firmware clamps the tool. When working, clamp the tool on the tool holder, adjust the angle of the grinding blade through the tool support plate, start the motor, drive the large gear to rotate through the small gear, and drive the eccentrically arranged roller on the large gear to rotate eccentrically. The slider moves up and down in the vertical chute, and drives the slider to reciprocate horizontally along the slide rail, and the grinding right support frame fixedly connected with the slider and the grinding stone on it also reciprocate horizontally to hold the The cutter blade on the cutter holder is automatically ground, thereby reaching the purpose of the utility model.

Fig. 1 is a schematic perspective view of the structure of the utility model

Fig. 2 is a schematic perspective view of the exploded structure of the utility model

Fig. 3 is a schematic perspective view of the partial structure of the utility model

Figure 4 is a partial enlarged view of part A in Figure 2

Figure 5 is a cross-sectional view of B-B in Figure 3

Figure 6 is a cross-sectional view of C-C in Figure 3

Below in conjunction with accompanying drawing, the utility model is set forth in further detail.

As shown in Figure 1, Figure 2 and Figure 3, the utility model is composed of a housing 1, a cover body 2, a grinding mechanism 3, a tool holder 4 and a rotating grinding mechanism 5, and the housing 1 is an open shell with an upward opening 11 Body, which is provided with accommodating cavities 12, 13 for placing grinding mechanism 3 and rotating grinding mechanism 5; the bottom of cover body 2 is provided with opening 21 corresponding to upward opening 111 at accommodating cavity 12, its front, The rear outer side is provided with a chute 22, its top surface is provided with a channel 24 with a strip hole 23, and the periphery of the top surface is provided with a ring groove 25, and one side of the cover body 2 is provided with a drip groove 26 with an adjustment bolt 261, and the ring The sponge body 27 corresponding thereto is arranged in the groove 25; Grinding mechanism 3 is made up of motor 31, pinion 32, bull gear 33, slide rail 34, slide block 35, grinding stone support frame 36 and grinding stone 37, and pinion 32 Installed on the front output shaft end 311 of the motor 31, as shown in Figure 5, and meshed with the large gear 33, the large gear 33 is eccentrically provided with a roller 331, and the slide rail 34 is horizontally arranged on the housing 1 through the -shaped frame 341 In the accommodating cavity 12 of the motor 31, and on the side of the pinion 32 of the motor 31, as shown in Figure 6, the slider 35 is provided with a horizontal through hole 351 which is set on the slide rail 34 and moves horizontally reciprocating along the slide rail 34, The slide block 35 is also provided with a vertical chute 352 that allows the eccentrically arranged roller 331 on the bull gear 33 to slide. The through hole 363 through which the screw 362 of the elongated hole 23 of the cover body 2 passes, the grinding stone support frame 36 is placed in the channel 24 of the cover body 2, and is fixedly installed on the top of the slide block 35 through the screw 362; the grinding stone 37 is placed on the grinding stone support frame 35, and fixed on the grinding support frame 36 through clamping parts 361; the tool holder 4 is composed of a tool fixing frame 41, a tool supporting plate 42 and a tool holder 43, and the tool fixing frame 41 is placed on the cover body 2 In the chute 22, the tool support plate 42 is rotated and installed on the tool holder 41 through the fastening screw 44, the tool holder 43 is placed on the top surface of the tool support plate 42, and the tool holder 43 is fastened on the tool holder through the butterfly bolt 45. On the support plate 42 to clamp the cutting tool; the rotating grinding mechanism 5 is composed of an emery wheel 51, a side cover 52 and a protective cover 53 installed on the rear output shaft end 312 of the motor 31, and the bottom of the side cover 52 is provided with the accommodating cavity 13 The opening 521 corresponding to the upward opening 112 has an upper opening 522 and a hook body 523 arranged along the periphery of the upper opening 522 on the top surface, and a flange 531 that is clamped on the hook body 523 on the top surface of the side cover 52 is provided on the periphery of the shield 53 .

During operation, clamp the tool on the tool holder 4, adjust the angle of the grinding blade through the tool support plate 42, start the motor 31, drive the large gear 33 to rotate through the small gear 32, and drive the eccentrically arranged roller 331 on the large gear 33 For eccentric rotation, the roller 331 moves up and down in the vertical chute 352 of the slider 35, and drives the slider 35 to move reciprocally and horizontally along the slide rail 34, and the grinding stone support frame 36 fixedly connected with the slider 35 and its The grinding stone 37 on the top also moves back and forth horizontally thereupon, and automatically grinds the knife edge clamped on the tool holder. The amount of water drop and hold water drop through sponge body 27. And can utilize rotating grinding mechanism 5 to engage in other grinding operations.

Claims (3)

1, a kind of reciprocating motion type knife sharpener is characterized in that it is made up of housing, lid, grinding mechanism and toolframe, and housing is the shedding shell that has towards upper shed; The bottom of lid is provided with and the corresponding opening of shell nozzle, and its forward and backward outside is provided with chute, and its end face is provided with the conduit of belt length cylindrical void; Grinding mechanism is by motor, pinion, gear wheel, slide rail, slide block, grinding stone support and grinding stone are formed, pinion is installed in the motor output shaft end, and mesh with gear wheel, off-centre is provided with roller on the gear wheel, slide rail is horizontally set in the housing and is positioned at the pinion side of motor, slide block is provided with the horizontal through hole that is sleeved on the slide rail and moves back and forth as level along slide rail, also be provided with on the slide block and allow the vertical chute that the eccentric roller that is provided with slides on the gear wheel, grinding stone support periphery is provided with clamping piece, and be provided with the through hole that the retaining element that allows to pass the lid strip hole passes, the grinding stone support places in the lid conduit, and is fixedly mounted on slider top through retaining element; Grinding stone places on the grinding stone support and through clamping piece and is fixed on the grinding stone support; Toolframe is made up of cutter fixed mount, cutter support plate and tool-holder, and the cutter fixed mount places in the lid chute, and the cutter support plate is rotatably installed on the cutter fixed mount, and tool-holder places cutter support plate end face and clamps cutter through securing member.

2, reciprocating motion type knife sharpener according to claim 1 is characterized in that being provided with the drip of being with regulation cock in described lid one side; Also be provided with the annular groove that holds Sponge at lid end face periphery.

3, reciprocating motion type knife sharpener according to claim 1 and 2 is characterized in that described housing has two containing cavities; Described reciprocating motion type knife sharpener also is provided with the rotation grinding mechanism of being made up of emery wheel, side cover and protective cover.

Images