CN103962896A - Automatic knife grinding machine - Google Patents
Automatic knife grinding machine Download PDFInfo
- Publication number
- CN103962896A CN103962896A CN201410221085.6A CN201410221085A CN103962896A CN 103962896 A CN103962896 A CN 103962896A CN 201410221085 A CN201410221085 A CN 201410221085A CN 103962896 A CN103962896 A CN 103962896A
- Authority
- CN
- China
- Prior art keywords
- knife
- cutter
- automatic
- automatic knife
- knife rest
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Abstract
The invention discloses an automatic knife grinding machine which solves the problems of complex structure, high cost, narrow application range and low automation degree of the knife grinding machine in the prior art. The automatic knife grinding machine comprises a knife rest (1) for installing knives, a knife feeding system for driving the knives to move, a knife grinding system positioned below the knife rest (1) and matched with the knife feeding system, and a control system for controlling the automatic knife grinding machine to operate. The automatic knife grinding machine is simple in structure, convenient to use, easy to control, high in automation degree, capable of meeting requirements of knife grinding operation of different knives, and suitable for popularization and application.
Description
Technical field
The present invention relates to a kind of knife sharpener, specifically, relate to a kind of automatic knife grinder.
Background technology
Traditional manual sharpening, sharpening efficiency, the working strength of cutter, life-span are all poor, the defect of whetting a knife in order to overcome traditional-handwork, those skilled in the art have researched and developed the knife sharpener of electronic control, and it is easy to process, efficiency is high, and grind next blade on a straight straight line, than manual sharpening, the working strength of blade is increased, increased service life and the working ability of blade simultaneously.But still there is following defect in existing sharpening: (1) automaticity is low; (2) be difficult to adapt to the processing of difformity, type of cutter; (3) complex structure, cost are high, and use and maintenance cost is high.
Therefore, research and develop a kind of simple in structurely, cheap, easy to use, and the high automatic knife grinder of automaticity, just becomes those skilled in the art's important topic.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, provide a kind of simple in structure, cheap, easy to use, and the high automatic knife grinder of automaticity.
To achieve these goals, the present invention has adopted technical scheme as follows:
Automatic knife grinder, comprises the knife rest for mounting cutter, and the tool feeding system moving with cutter is positioned at knife rest below and coordinates the sharpening system of whetting a knife with tool feeding system, and for controlling the control system of automatic knife grinder operation.
Specifically, described tool feeding system comprises actuating unit and the guiding mechanism for leading.
Further, described actuating unit comprises feeding motor and the decelerator being used in conjunction with it.Actuating unit can be realized band movable knife rack and move with annular trace, and its version that realizes this function has multiple, as: endless belt is installed on decelerator, then knife rest is arranged on endless belt, by endless belt band movable knife rack, do circulatory motion.
Further, described guiding mechanism comprises ring-shaped guide rail, parallel with ring-shaped guide rail vertical edge and for adjust knife rest up and down height line slideway; Wherein, described knife rest stretches in ring-shaped guide rail and to extend to ring-shaped guide rail outside corresponding with sharpening system.Ring-shaped guide rail is existing mature structure, and and therefore not to repeat here.
Further, in order to ensure sharpening effect, described sharpening system comprises Yi Zu preliminary grinding mechanism and the one group of fine grinding mechanism being arranged side by side successively along ring-shaped guide rail horizontal edge.Cutter, along the orbiting motion of ring-shaped guide rail, carries out preliminary grinding through preliminary grinding mechanism successively, and through fine grinding, mechanism refines.
Specifically, described preliminary grinding mechanism comprises two first grinding abrasive disks that are set up in parallel, and the two draws close and be reserved with between the two the machining gap stretching into for processed cutter mutually, and grinding abrasive disk is driven by corresponding preliminary grinding drive motors respectively at the beginning of two.During sharpening, cutter stretches between two emery wheels, thereby emery wheel rotates the sharpening operation realizing cutter.
Meanwhile, described fine grinding mechanism comprises two finishing wheels that are set up in parallel, and the two draws close and be reserved with between the two the machining gap stretching into for processed cutter mutually, and two finishing wheels are driven by corresponding fine grinding drive motors respectively.Finishing wheel is realized the secondary fine grinding to cutter, and side by side, cutter is first after preliminary grinding for its setting position and preliminary grinding mechanism, then moves to fine grinding mechanism, refines, and in one embodiment, the structure of fine grinding mechanism is identical with the structure of preliminary grinding mechanism.
Further, on described just grinding abrasive disk and finishing wheel, be equipped with the regulating spring for regulating emery wheel to adjust to realize machining gap with respect to knife rest distance.The effect of regulating spring is to regulate emery wheel with respect to the distance of knife rest (cutter), and then realizes two machining gaps between emery wheel on the same group, to adapt to the shape of different blades.
In order to realize the miniaturization, integrated of equipment, the present invention also comprises base, and described knife rest, tool feeding system, the sharpening system integration are on base; Described base side is " L " font, described knife rest and tool feeding system are arranged on its vertical edge part, described sharpening system is arranged on its horizontal edge part, simultaneously, in the horizontal edge part of base, also offer " U " type groove that runs through its both sides and pass through for the processed cutter of confession, and this " U " type groove is corresponding with the machining gap between emery wheel.
In order better to realize the present invention, described control system is PLC control system.PLC control system is a kind of very ripe control system, and it can realize the self check to whole equipment, the control of the action such as tool feeding, processing.
Compared with prior art, beneficial effect of the present invention is:
(1) the present invention is not only simple in structure, with low cost, and realizes conveniently.
(2) the present invention is divided into tool feeding system and knife grinding equipment two parts group, by driven by motor, by annular cutting tool path, realize preliminary grinding and the fine grinding of cutter, on the one hand, greatly simplify the structure of knife sharpener, reduced cost and the maintenance cost of knife sharpener; On the other hand, control simplyr, coordinate PLC control system, effectively improved the automaticity of knife sharpener.
(3) in the present invention, can regulate by line slideway the height up and down of knife rest, to realize the sharpening operation of difformity cutter, simultaneously, coordinate the machining gap that regulates blade grinder, to adapt to the shape of different blades, by above-mentioned 2 designs, greatly improved the being suitable for property of knife sharpener, can meet the sharpening processing operation of different cutters, expand the scope that is suitable for of the present invention.
(4) the present invention is provided with base used specially, and each parts are integrated on base, has not only further simplified structure of the present invention, and has strengthened degree easy to use of the present invention.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the left view of Fig. 1.
Fig. 5 is the partial schematic diagram of guiding mechanism in the present invention.
Reference numeral title corresponding in accompanying drawing is as follows: 1-knife rest, 2-feeding motor, 3-decelerator, 4-ring-shaped guide rail, 5-line slideway, 6-is grinding abrasive disk just, 7-preliminary grinding drive motors, 8-regulating spring, 9-finishing wheel, 10-refines drive motors, 11-" U " type groove, 12-base, 13-process tool.
The specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.Embodiments of the present invention include but not limited to the following example.
Embodiment
As shown in Figures 1 to 5, the present embodiment provides a kind of automatic knife grinder, and it mainly comprises base 12, knife rest 1, tool feeding system and sharpening system, and the control system in the present invention adopts existing very ripe, stable PLC control system.Knife rest is used for installing process tool 13, knife rest, tool feeding system and the sharpening system integration are on base, and the side of base is " L " type, for convenience of description, the present embodiment is the vertical edge part called after first of base, its horizontal edge part called after second portion.Specifically, the first of base is the square/rectangular structure of a hollow, and the actuating unit in tool feeding system is mainly set in it, mainly contain feeding motor 2 and decelerator 3, wherein, in order to meet the sharpening feed speed of different operating modes, motor can be selected variable-frequency motor.Take the visual angle of front view is benchmark, offers ring-shaped guide rail 4 on the lateral wall of first, and the structure of ring-shaped guide rail is existing mature structure, and and therefore not to repeat here.Ring-shaped guide rail is mainly used in the movement locus of standard knife rest, and processed cutter is moved along the route of regulation; The trend of the trend of the horizontal edge of ring-shaped guide rail and the horizontal edge of base is consistent, and in addition, in the direction corresponding with its vertical edge, is also provided with line slideway 5, and the effect of line slideway is to regulate the upper and lower height of knife rest in the vertical direction.Knife rest stretches in ring-shaped guide rail and to extend to ring-shaped guide rail outside corresponding with sharpening system, and its concrete position should meet after mounting cutter, and cutter part to be processed is partly corresponding with the sharpening of sharpening system.
Sharpening system is arranged on the second portion of base, in the vertical direction, and it will, lower than knife rest and tool feeding system, be for grinding the operating part of cutter.Sharpening system comprises Yi Zu preliminary grinding mechanism and one group of fine grinding mechanism.Two groups of knife grinding mechanisms are arranged side by side successively along ring-shaped guide rail horizontal edge, and in sharpening operation, cutter first carries out preliminary grinding through preliminary grinding mechanism, and then refine in fine grinding mechanism.
Specifically, preliminary grinding mechanism comprises two first grinding abrasive disks 6 that are set up in parallel, and the two draws close and be reserved with between the two the machining gap stretching into for processed cutter mutually, and grinding abrasive disk 6 is driven by corresponding preliminary grinding drive motors 7 respectively at the beginning of two; Fine grinding mechanism comprises two finishing wheels that are set up in parallel 9, and the two draws close and be reserved with between the two the machining gap stretching into for processed cutter mutually, and two finishing wheels 9 are driven by corresponding fine grinding drive motors 10 respectively.Preliminary grinding mechanism is consistent with the structure of fine grinding mechanism, according to actual condition needs, can select the emery wheel of different performance, for the ease of distinguishing, after being named respectively, then is described therefore above-mentioned.Cutter is in sharpening operation, stretch in two machining gaps between emery wheel, and then by emery wheel, cutter is ground, in order to adapt to the processing of different cutting edge shapes, in the present embodiment, each emery wheel is all adjustable with respect to the relative position of knife rest, its specific implementation is as follows: in the front and back of base second portion, side is provided with the baffle plate corresponding with emery wheel, regulating spring 8 is set between emery wheel and baffle plate, by regulating stretching, the reduction length of regulating spring, realize the relative position adjustment of emery wheel and knife rest.
Known, cutter has certain length, saving under the prerequisite of equipment volume, distance between tool rest bracket second portion upper surface is not high, so cannot realize the processing operation of different length cutter, therefore, the present embodiment offers " U " type groove 11 that runs through its left and right sides on base second portion, and this " U " type groove is corresponding with the machining gap between emery wheel.
The present invention is configurable corresponding checkout gear also, for detection of the cutter after the processing of whetting a knife, whether meets user demand, if do not meet, can be to having completed the cutter of the operation of once whetting a knife, then carry out secondary sharpening operation.
Implementation procedure of the present invention is as follows: at equipment initial operating stage, equipment first carries out self check, is not having under out of order prerequisite, and equipment just starts commencement of commercial operation; First, process tool is arranged on knife rest, according to parameters such as the shape of cutter, length, regulates the height of cutter and the machining gap of sharpening system medium plain emery wheel; Then, feeding driven by motor cutter moves along ring-shaped guide rail, and tool motion is to preliminary grinding mechanism, by grinding abrasive disk tool setting tool at the beginning of two, tentatively ground, now, it is slack-off that control system is controlled feeding motor, thus the movement velocity of cutter is fallen, be convenient to just grinding abrasive disk tool setting tool and whet a knife; Through the cutter tentatively grinding, continue to move along ring-shaped guide rail, move to after fine grinding mechanism, by two finishing wheels, cutter is carried out to secondary fine grinding, until cutter leaves fine grinding mechanism, complete the operation of once whetting a knife.Cutter is after completing a preliminary grinding and fine grinding, and configurable corresponding checkout gear, checks that whether cutter is sharp, if complete the cutter of the operation of once whetting a knife, cannot meet user demand, can go this cutter is carried out to secondary sharpening again.
According to above-described embodiment, just can realize well the present invention.What deserves to be explained is; under prerequisite based on above-mentioned design principle; for solving same technical problem; even if some that make on architecture basics disclosed in this invention are without substantial change or polishing; the essence of the technical scheme adopting is still the same with the present invention, therefore it also should be in protection scope of the present invention.
Claims (10)
1. automatic knife grinder, it is characterized in that, comprise the knife rest (1) for mounting cutter, the tool feeding system moving with cutter, be positioned at knife rest (1) below and coordinate the sharpening system of whetting a knife with tool feeding system, and for controlling the control system of automatic knife grinder operation.
2. automatic knife grinder according to claim 1, is characterized in that, described tool feeding system comprises actuating unit and the guiding mechanism for leading.
3. automatic knife grinder according to claim 2, is characterized in that, the decelerator (3) that described actuating unit comprises feeding motor (2) and is used in conjunction with it.
4. automatic knife grinder according to claim 2, is characterized in that, described guiding mechanism comprises ring-shaped guide rail (4), parallel with ring-shaped guide rail (4) vertical edge and for adjust knife rest up and down height line slideway (5); Wherein, described knife rest (1) stretches in ring-shaped guide rail and to extend to ring-shaped guide rail outside corresponding with sharpening system.
5. automatic knife grinder according to claim 4, is characterized in that, described sharpening system comprises Yi Zu preliminary grinding mechanism and the one group of fine grinding mechanism being arranged side by side successively along ring-shaped guide rail (4) horizontal edge.
6. automatic knife grinder according to claim 5, it is characterized in that, described preliminary grinding mechanism comprises two first grinding abrasive disks (6) that are set up in parallel, the two draws close and is reserved with between the two the machining gap stretching into for processed cutter mutually, and grinding abrasive disk (6) is driven by corresponding preliminary grinding drive motors (7) respectively at the beginning of two.
7. automatic knife grinder according to claim 6, it is characterized in that, described fine grinding mechanism comprises two finishing wheels that are set up in parallel (9), the two draws close and is reserved with between the two the machining gap stretching into for processed cutter mutually, and two finishing wheels (9) are driven by corresponding fine grinding drive motors (10) respectively.
8. automatic knife grinder according to claim 7, is characterized in that, on described just grinding abrasive disk (6) and finishing wheel (10), is equipped with the regulating spring (8) for regulating emery wheel to adjust to realize machining gap with respect to knife rest distance.
9. automatic knife grinder according to claim 8, is characterized in that, also comprises base (12), and described knife rest (1), tool feeding system, the sharpening system integration are on base (12); Described base (12) side is " L " font, described knife rest (1) and tool feeding system are arranged on its vertical edge part, described sharpening system is arranged on its horizontal edge part, simultaneously, in the horizontal edge part of base (12), also offer " U " type groove (11) that runs through its both sides and pass through for the processed cutter of confession, and this " U " type groove (11) is corresponding with the machining gap between emery wheel.
10. according to the automatic knife grinder described in claim 1 to 9 any one, it is characterized in that, described control system is PLC control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410221085.6A CN103962896B (en) | 2014-05-23 | 2014-05-23 | Automatic knife grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410221085.6A CN103962896B (en) | 2014-05-23 | 2014-05-23 | Automatic knife grinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103962896A true CN103962896A (en) | 2014-08-06 |
| CN103962896B CN103962896B (en) | 2016-06-29 |
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ID=51233155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410221085.6A Expired - Fee Related CN103962896B (en) | 2014-05-23 | 2014-05-23 | Automatic knife grinder |
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| Country | Link |
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| CN (1) | CN103962896B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004031584A1 (en) * | 2004-06-30 | 2006-02-09 | E. Siepmann Gmbh & Co. Kg | Knife grinding tool has grinding disc on swivel mount presented to the knife edge at a chamfer angle |
| CN102390024A (en) * | 2011-10-27 | 2012-03-28 | 重庆派斯克刀具制造有限公司 | Integrated processing method for edging and grinding of edge part of double-edge plane cutter of woodworker |
| CN202491141U (en) * | 2012-03-28 | 2012-10-17 | 茂名市怡华机械有限公司 | Knife grinder with improved structure |
| US20130295823A1 (en) * | 2012-05-03 | 2013-11-07 | Kabushiki Kaisha Suehiro | Blade Sharpener |
| CN203509289U (en) * | 2013-05-17 | 2014-04-02 | 杭州电子科技大学 | Device for cutting intersection line of medium-sized bend pipe of steel structure |
-
2014
- 2014-05-23 CN CN201410221085.6A patent/CN103962896B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004031584A1 (en) * | 2004-06-30 | 2006-02-09 | E. Siepmann Gmbh & Co. Kg | Knife grinding tool has grinding disc on swivel mount presented to the knife edge at a chamfer angle |
| CN102390024A (en) * | 2011-10-27 | 2012-03-28 | 重庆派斯克刀具制造有限公司 | Integrated processing method for edging and grinding of edge part of double-edge plane cutter of woodworker |
| CN202491141U (en) * | 2012-03-28 | 2012-10-17 | 茂名市怡华机械有限公司 | Knife grinder with improved structure |
| US20130295823A1 (en) * | 2012-05-03 | 2013-11-07 | Kabushiki Kaisha Suehiro | Blade Sharpener |
| CN203509289U (en) * | 2013-05-17 | 2014-04-02 | 杭州电子科技大学 | Device for cutting intersection line of medium-sized bend pipe of steel structure |
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| Publication number | Publication date |
|---|---|
| CN103962896B (en) | 2016-06-29 |
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Granted publication date: 20160629 Termination date: 20170523 |