CN213258490U

CN213258490U - Knife sharpener

Info

Publication number: CN213258490U
Application number: CN202022144047.9U
Authority: CN
Inventors: 谢明礼
Original assignee: Ningbo Tianhe Electric Tools Co ltd
Current assignee: Ningbo Tianhe Electric Tools Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-05-25
Anticipated expiration: 2030-09-27

Abstract

The utility model discloses a knife sharpener, including knife sharpener body and mount pad, the top fixed connection of knife sharpener body and mount pad, the bottom of mount pad is equipped with the mounting groove, be equipped with the backing plate in the mounting groove, the equal fixedly connected with slider in both ends of backing plate, be equipped with the spout that corresponds with the slider on the inner wall of mounting groove, fixedly connected with slide bar in the spout, be equipped with the sliding opening that corresponds with the slide bar on the slider, be equipped with the cavity in the mount pad, the cavity internal rotation is connected with the screw rod, the fixed cup joint has first gear on the screw rod, be equipped with the second gear with first gear engaged with in the cavity. The utility model discloses in through adjustment mechanism's setting, make the sharpedge grinding machine can carry out the regulation of height when the installation to the installation effectiveness of sharpedge grinding machine has been promoted.

Description

Knife sharpener

Technical Field

The utility model relates to a sharpedge grinding machine technical field especially relates to a sharpedge grinding machine.

Background

The knife sharpener is a device for the straight line sharpening of cutting blades in the industries of wood processing industry, paper making industry, printing industry, wood crushing, plastic crushing, rubber industry, leather making industry, metallurgical rolling plate and the like, and can also be used for grinding general metal end surfaces. The equipment for trimming the cutter is mainly used for trimming the metal cutting cutter made of high-speed steel. The grinding machine is used for trimming hard alloy and other superhard cutters, the grinding is simple and convenient, the ground cutting edge is on a straight line, compared with manual grinding, the use strength of the blade is increased, the service life and the processing capacity of the blade are increased, the structure among all parts of the machine tool is compact, the appearance arrangement is attractive and reasonable, the grinding head feed is uniform and stable, and the grinding machine is suitable for processing various straight-edge cutters.

But the current sharpedge grinding machine exterior structure is comparatively simple, and sharpedge grinding machine outside lacks certain regulation installation mechanism to influence sharpedge grinding machine's installation effectiveness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the knife sharpener is externally lack of a certain adjusting and installing mechanism in the prior art, which is simple in external structure and provides the knife sharpener.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a knife sharpener comprises a knife sharpener body and a mounting seat, wherein the knife sharpener body is fixedly connected with the top of the mounting seat, the bottom of the mounting seat is provided with a mounting groove, a backing plate is arranged in the mounting groove, two ends of the backing plate are fixedly connected with sliding blocks, sliding grooves corresponding to the sliding blocks are formed in the inner wall of the mounting groove, sliding rods are fixedly connected in the sliding grooves, sliding openings corresponding to the sliding rods are formed in the sliding blocks, a cavity is formed in the mounting seat, a screw rod is rotationally connected in the cavity, a first gear is fixedly sleeved on the screw rod, a second gear meshed with the first gear is arranged in the cavity, the second gear is rotationally connected with the inner wall of the cavity through a rotating rod, one end of the rotating rod penetrates through the inner wall of the cavity and is fixedly connected with a knob, a clamping rod is slidably inserted into one end of the knob, and a plurality of clamping grooves corresponding to the clamping rod are, the bottom of the screw rod penetrates through the inner wall of the cavity and extends inwards the backing plate, and the top of the backing plate is provided with a thread groove corresponding to the screw rod.

Preferably, the top of the mounting seat is provided with a supporting groove corresponding to the knife sharpener body.

Preferably, a plurality of steel balls are connected in the sliding opening in a sliding mode, and the edges of the steel balls are in contact with the sliding rod.

Preferably, the bottom of the screw is fixedly connected with a limiting block.

Preferably, a clamping sleeve is fixedly sleeved at one end of the clamping rod close to the mounting seat, and a pull rod is fixedly connected at one end of the clamping rod far away from the clamping sleeve.

Preferably, the clamping rod is sleeved with a spring, and two ends of the spring are fixedly connected with the clamping sleeve and the knob respectively.

Has the advantages that:

1. the rotary rod is driven to rotate by rotating the knob, and meanwhile, the screw rod is driven to rotate by the meshing action between the first gear and the second gear, so that the base plate is driven to move, the height of the base plate is adjusted, meanwhile, the base plate can be effectively prevented from shaking by the sliding block and the sliding rod, and meanwhile, the knob can be effectively fixed by the clamping rod;

2. the steel ball can reduce the frictional force between slider and the slide bar, and the stopper can prevent that the screw rod from droing from the thread groove simultaneously, and the spring can play certain elastic support effect to the kelly simultaneously.

Drawings

Fig. 1 is a schematic perspective view of a knife sharpener of the present invention;

FIG. 2 is a schematic view of a side-sectional structure of a base of the knife grinder of the present invention;

FIG. 3 is a schematic side view of the turning rod of the knife sharpener of the present invention;

fig. 4 is a schematic structural diagram of a point a in fig. 3.

In the figure: the device comprises a sharpener body 1, a mounting seat 2, a backing plate 3, a sliding block 4, a sliding rod 5, a screw 6, a first gear 7, a second gear 8, a rotating rod 9, a knob 10, a clamping rod 11, a steel ball 12, a limiting block 13, a clamping sleeve 14, a pull rod 15 and a spring 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a knife sharpener comprises a sharpener body 1 and a mounting seat 2, wherein a supporting groove corresponding to the sharpener body 1 is formed in the top of the mounting seat 2, the sharpener body 1 is convenient to mount, the sharpener body 1 is fixedly connected with the top of the mounting seat 2, a mounting groove is formed in the bottom of the mounting seat 2, a backing plate 3 is arranged in the mounting groove and used for supporting the mounting seat 2, and sliding blocks 4 are fixedly connected to two ends of the backing plate 3 and used for supporting the backing plate 3;

in the embodiment, a sliding groove corresponding to the sliding block 4 is formed in the inner wall of the mounting groove, a sliding rod 5 is fixedly connected in the sliding groove and used for supporting the sliding block 4, a sliding opening corresponding to the sliding rod 5 is formed in the sliding block 4, a plurality of steel balls 12 are connected in the sliding opening in a sliding mode, friction between the sliding rod 5 and the sliding block 4 is reduced, the edge of each steel ball 12 is in contact with the sliding rod 5, a cavity is formed in the mounting seat 2, and a screw rod 6 is rotatably connected in the cavity and used for driving the backing plate 3;

in this embodiment, the bottom of the screw rod 6 is fixedly connected with a limiting block 13 to prevent the screw rod 6 from falling off from the thread groove, the screw rod 6 is fixedly sleeved with a first gear 7, a second gear 8 meshed with the first gear 7 is arranged in the cavity, the second gear 8 is rotatably connected with the inner wall of the cavity through a rotating rod 9 and is used for driving the second gear 8 to rotate, one end of the rotating rod 9 penetrates through the inner wall of the cavity and is fixedly connected with a knob 10, one end of the knob 10 is slidably inserted with a clamping rod 11 for fixing the knob 10, and a plurality of clamping grooves corresponding to the clamping rod 11 are arranged on the outer wall of the mounting base 2 in a surrounding manner;

in this embodiment, the fixed cover of the one end that kelly 11 is close to mount pad 2 has connect cutting ferrule 14, prevent that kelly 11 from droing from knob 10, kelly 11 keeps away from one end fixedly connected with pull rod 15 of cutting ferrule 14, the cover is equipped with spring 16 on the kelly 11, spring 16's both ends respectively with cutting ferrule 14 and knob 10 fixed connection, play certain elastic support to kelly 11, the inner wall of cavity and the interior extension of backing plate 3 are run through to the bottom of screw rod 6, the top of backing plate 3 is equipped with the thread groove that corresponds with screw rod 6.

In the embodiment, the rotating rod 9 is driven to rotate by rotating the knob 10, and the screw rod 6 is driven to rotate by the meshing action between the first gear 7 and the second gear 8, so that the backing plate 3 is driven to move, the height of the backing plate 3 is adjusted, meanwhile, the sliding block 4 and the sliding rod 5 can effectively prevent the backing plate 3 from shaking, and meanwhile, the clamping rod 11 can effectively fix the knob 10;

in this embodiment, the steel ball 12 can reduce the friction between the slider 4 and the sliding rod 5, and the limiting block 13 can prevent the screw 6 from falling off from the thread groove, and the spring 16 can elastically support the clamping rod 11.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a knife sharpener, includes knife sharpener body (1) and mount pad (2), its characterized in that: the knife sharpener comprises a knife sharpener body (1) and a mounting seat (2), wherein the top of the knife sharpener body is fixedly connected with the top of the mounting seat (2), the bottom of the mounting seat (2) is provided with a mounting groove, a backing plate (3) is arranged in the mounting groove, two ends of the backing plate (3) are both fixedly connected with sliding blocks (4), the inner wall of the mounting groove is provided with sliding grooves corresponding to the sliding blocks (4), sliding rods (5) are fixedly connected in the sliding grooves, sliding openings corresponding to the sliding rods (5) are arranged on the sliding blocks (4), a cavity is arranged in the mounting seat (2), a screw rod (6) is rotationally connected in the cavity, a first gear (7) is fixedly sleeved on the screw rod (6), a second gear (8) meshed with the first gear (7) is arranged in the cavity, the second gear (8) is rotationally connected with the inner wall of the cavity through a rotating rod (9), one end of the rotating rod (, the one end of knob (10) slides and inserts and is equipped with kelly (11), it is equipped with a plurality of draw-in grooves that correspond with kelly (11) to surround on the outer wall of mount pad (2), the inner wall of cavity is run through and extends to backing plate (3) in the bottom of screw rod (6), the top of backing plate (3) is equipped with the thread groove that corresponds with screw rod (6).

2. The tool sharpener of claim 1, wherein: the top of the mounting seat (2) is provided with a supporting groove corresponding to the knife sharpener body (1).

3. The tool sharpener of claim 1, wherein: a plurality of steel balls (12) are connected in the sliding opening in a sliding mode, and the edges of the steel balls (12) are in contact with the sliding rod (5).

4. The tool sharpener of claim 1, wherein: the bottom of the screw rod (6) is fixedly connected with a limiting block (13).

5. The tool sharpener of claim 1, wherein: the clamping sleeve (14) is fixedly sleeved at one end, close to the mounting seat (2), of the clamping rod (11), and the pull rod (15) is fixedly connected at one end, far away from the clamping sleeve (14), of the clamping rod (11).

6. The tool sharpener of claim 1 or 5, wherein: the clamp rod (11) is sleeved with a spring (16), and two ends of the spring (16) are fixedly connected with the clamp sleeve (14) and the knob (10) respectively.