CN205008963U - A grinding device for cutter puts first edge on a knife or a pair of scissors - Google Patents
A grinding device for cutter puts first edge on a knife or a pair of scissors Download PDFInfo
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- CN205008963U CN205008963U CN201520784699.5U CN201520784699U CN205008963U CN 205008963 U CN205008963 U CN 205008963U CN 201520784699 U CN201520784699 U CN 201520784699U CN 205008963 U CN205008963 U CN 205008963U
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Abstract
The utility model discloses a grinding device for cutter puts first edge on a knife or a pair of scissors, having offered the fore bearing installation department on the inner tube wall body of tip before the cavity shell that has a perfect understanding including main shaft, fore bearing, rear bearing, belt pulley, bistrique, front end and rear end, shell, having offered the rear bearing installation department behind the shell on the inner tube wall body of tip, inner tube wall body between fore bearing installation department and the rear bearing installation department is describing the spacing wall body of bearing to the annular step of salient in the inner tube cavity, and the fore bearing setting is at the fore bearing installation department of shell, and the rear bearing setting is at the rear bearing installation department of shell, the front -end of spindle is followed shell inner tube rear end and is penetrated, passes rear bearing, fore bearing and shell inner tube front end in order, front -end of spindle fixed connection belt pulley, rear -end of spindle fixed connection bistrique, fore bearing and rear bearing are tapered roller bearing. The utility model has the advantages of fore bearing and rear bearing wear and tear slowly, put the first edge on a knife or a pair of scissors, and grinding quality is good, cutter machining efficiency high.
Description
Technical field
The utility model relates to equipment for grinding technical field, is specifically related to a kind of grinding attachment put the first edge on a knife or a pair of scissors for cutter.
Background technology
The existing grinding attachment put the first edge on a knife or a pair of scissors for cutter, comprise belt pulley, main shaft, fore bearing, rear bearing, bistrique, the shell that two ends are through, before shell, inner core wall body corresponding step-like fore bearing installation portion and the rear bearing installation portion offering interior recessed inner tube wall body respectively of rearward end, fore bearing is arranged on the fore bearing installation portion of shell, rear bearing is arranged on the rear bearing installation portion of shell, front-end of spindle penetrates from tube rear end in shell, in turn through rear bearing, fore bearing and shell inner core front end, front-end of spindle is fixedly connected with belt pulley, rear-end of spindle is fixedly connected with bistrique, wherein, fore bearing and rear bearing are deep groove ball bearing.
The existing grinding attachment put the first edge on a knife or a pair of scissors for cutter, mainly puts the first edge on a knife or a pair of scissors to cutter, large face and step group job, and deep groove ball bearing can bear radial load and axial load simultaneously, but adds man-hour at tool grinding, its substantial radial load.Because the working condition of tool grinding processing is poor, bearing wear is fast, easily causes grinding attachment fault, needs often to change fore bearing and rear bearing, when particularly carrying out large face and step group job to cutter, needs to change weekly fore bearing and rear bearing.Bearing wear speed, can cause grinding attachment fault rate high, and the technical problems such as decorative pattern, not circle often appear in the product of grinding, and Product processing efficiency is low.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of fore bearing and the slow grinding attachment put the first edge on a knife or a pair of scissors for cutter of rear bearing wearing and tearing, thus reduces the fault rate of grinding attachment further, improves the grinding quality that puts the first edge on a knife or a pair of scissors, and improves tool sharpening efficiency.
The technical scheme that the utility model technical solution problem adopts is:
For the grinding attachment that cutter puts the first edge on a knife or a pair of scissors, comprise the hollow shell that main shaft, fore bearing, rear bearing, belt pulley, bistrique, front end and rear end are through, the inner core wall body of shell front end portion offers fore bearing installation portion, the inner core wall body in outer casing back portion offers rear bearing installation portion, inner core wall body between fore bearing installation portion and rear bearing installation portion is the spacing wall body of annular table scalariform bearing outstanding in inner core cavity, fore bearing is arranged on the fore bearing installation portion of shell, and rear bearing is arranged on the rear bearing installation portion of shell; Front-end of spindle penetrates from tube rear end in shell, and in turn through rear bearing, fore bearing and shell inner core front end, front-end of spindle is fixedly connected with belt pulley, and rear-end of spindle is fixedly connected with bistrique; Fore bearing and rear bearing are taper roll bearing.
Further, the spacing wall body of bearing has the strip groove to inner core cavity hatch, strip groove is offered along shell inner core axis direction, and strip groove all has opening on the inner core wall body at fore bearing installation portion place and on rear bearing installation portion inner core wall body.
Further, strip groove is at least two.
Further, at least two strip grooves are distributed on the spacing wall body of annular table scalariform bearing.
The grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model is applicable to the putting the first edge on a knife or a pair of scissors of cutter, step and large face grinding, and it is also applicable to the grinding requiring identical or close workpiece with the grinding of cutter certainly.
Compared with prior art, the beneficial effects of the utility model are:
1, compared to the grinding attachment adopting deep groove ball bearing as fore bearing and rear bearing, fore bearing and the equal radial force of rear bearing, under the effect of shock loading, easily cause bearing wear, have influence on the spindle rotation accuracy in tool grinding process, cause the product quality processed poor, need often not change fore bearing and rear bearing simultaneously.Fore bearing and the rear bearing of the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model adopt taper roll bearing, and in the enclosure barrel body are arranged suitable fore bearing installation portion and rear bearing installation portion and arrange for correspondence and install fore bearing and rear bearing.During use, fore bearing and the equal axially loaded of rear bearing, impact loading is insensitive, and bearing integral wearing and tearing are little, can bear very heavy axial load for a long time, thus guarantee that main shaft has good rotating accuracy for a long time, the bistrique being arranged on rear-end of spindle can carry out grinding to cutter, the good product quality processed for a long time in normal state, simultaneously, only need within 10 months, change a fore bearing and rear bearing, significantly reduce maintenance cost and the use cost of grinding attachment.
2, the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model, owing to adopting the strip groove be opened in along shell inner core axis direction on the spacing wall body of bearing, dismantle fore bearing or rear bearing in conjunction with strip extracting tool, thus improve convenience and the easiness of fore bearing or rear bearing dismounting further; On this basis, strip groove is at least two, thus improves the operability of fore bearing or rear bearing dismounting further; On this basis, at least two strip grooves are distributed on the spacing wall body of annular table scalariform bearing, thus improve the operability of fore bearing or rear bearing dismounting further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model.
Fig. 2 is the structural representation of the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model of band strip groove.
Fig. 3 is the structural representation of shell.
Fig. 4 is structural representation Fig. 1 of shell fore bearing installation portion.
Fig. 5 is structural representation Fig. 2 of shell fore bearing installation portion.
Fig. 6 is structural representation Fig. 2 of shell rear bearing installation portion.
Structural representation when Fig. 7 is the enforcement of the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model.
Reference numeral in Fig. 1 to Fig. 7 is expressed as: 1-shell, 2-main shaft, 3-fore bearing, 4-rear bearing, 5-belt pulley, 6-bistrique, 101-fore bearing installation portion, 102-rear bearing installation portion, the spacing wall body of 103-bearing, 104-strip groove.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.
As shown in Figures 1 to 6, simultaneously with reference to shown in Fig. 7, the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model, for the grinding attachment that cutter puts the first edge on a knife or a pair of scissors, comprise main shaft 2, fore bearing 3, rear bearing 4, belt pulley 5, bistrique 6, the through hollow shell 1 in front end and rear end, the inner core wall body of shell 1 leading section offers fore bearing installation portion 101, the inner core wall body of shell 1 rearward end offers rear bearing installation portion 102, inner core wall body between fore bearing installation portion 101 and rear bearing installation portion 102 is the spacing wall body 103 of annular table scalariform bearing outstanding in inner core cavity, fore bearing 3 is arranged on the fore bearing installation portion 101 of shell 1, rear bearing 4 is arranged on the rear bearing installation portion 102 of shell 1, main shaft 2 front end penetrates from tube rear end in shell 1, and in turn through rear bearing 4, fore bearing 3 and shell 1 inner core front end, main shaft 2 front end is fixedly connected with belt pulley 5, and main shaft 2 rear end is fixedly connected with bistrique 6, fore bearing 3 and rear bearing 4 are taper roll bearing.
As shown in Figure 7, when the utility model carries out tool grinding, also comprise motor, pedestal, the grinding attachment put the first edge on a knife or a pair of scissors for cutter and motor are all fixedly installed on pedestal, and motor-driven connects belt pulley 5.
As shown in Figures 1 to 7, the through hollow shell 1 in front end and rear end, is set on main shaft 2; be fixedly connected on bottom it on pedestal; between the main shaft 2 and operating personnel of High Rotation Speed, forming protective barrier, for carrying out physical protection to main shaft 2, work protection being carried out to operating personnel.Wherein, be opened in the fore bearing installation portion 101 on the inner core wall body of shell 1 leading section, for installing fore bearing 3; Be opened in the rear bearing installation portion 102 on the inner core wall body of shell 1 rearward end, for installing rear bearing 4; Be arranged on the spacing wall body 103 of annular table scalariform bearing between fore bearing installation portion 101 and rear bearing installation portion 102, for carrying out axial limiting to fore bearing 3 and rear bearing 4.Be arranged on the fore bearing 3 in shell 1 Inner Front End portion, in shell 1 Inner Front End portion supports main shaft 2, reduce the coefficient of friction in main shaft 2 motion process, ensure the rotating accuracy of main shaft 2; Be arranged on the rear bearing 4 of rearward end in shell 1, in rearward end supports main shaft 2 in shell 1, reduce the coefficient of friction in main shaft 2 motion process, ensure the rotating accuracy of main shaft 2; Fore bearing 3 and rear bearing 4 are taper roll bearing, relative to deep groove ball bearing radial force, taper roll bearing axially loaded, good rigidly, and can bear very heavy axial load, impact loading is insensitive, for improving the long-time Ability of Resisting Disturbance of fore bearing 3 and rear bearing 4, increase the service life of fore bearing 3 and rear bearing 4, guarantee that main shaft 2 has good rotating accuracy for a long time; The belt pulley 5 being fixedly connected on main shaft 2 front end, for the motor that is in transmission connection, is the powered rotation of main shaft 2 by motor; Be fixedly connected on the bistrique 6 of main shaft 2 rear end, for grinding knife tool, cutter put the first edge on a knife or a pair of scissors, step and large face grinding.
As shown in Figures 1 to 7, during enforcement, those skilled in the art, carries out putting the first edge on a knife or a pair of scissors according to cutter, the needs of step and large face grinding, determines the specification of bistrique 6; According to the specification of bistrique 6, determine the specification of main shaft 2 and belt pulley 5; According to the specification determination fore bearing 3 of main shaft 2 and the specification of rear bearing 4; According to the specification of the specification determination shell 1 of main shaft 2, fore bearing 3, rear bearing 4, comprise the specification of the spacing wall body 103 of fore bearing installation portion 101, rear bearing installation portion 102 and annular table scalariform bearing; According to the specification of bistrique 6, main shaft 2, belt pulley 5, determine rating of machine size; Finally according to the specification of the specification determination pedestal of rating of machine size and shell 1.
As shown in Figures 1 to 7, during enforcement, those skilled in the art, fore bearing 3 is mounted on the fore bearing installation portion 101 of shell 1, rear bearing 4 is mounted on the rear bearing installation portion 102 of shell 1, main shaft 2 front end is penetrated from tube rear end in shell 1, in turn through rear bearing 4, fore bearing 3 and shell 1 inner core front end, main shaft 2 front end is fixedly connected with belt pulley 5, and main shaft 2 rear end is fixedly connected with bistrique 6.The grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model can be made by above-mentioned steps.Before carrying out tool grinding processing, grinding attachment and motor are fixedly installed on pedestal, electric machine main shaft 2 is in transmission connection belt pulley 5, after sky examination is qualified, just can carry out grinding to cutter.
Use the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model, carry out in tool grinding process, adopt fore bearing 3 and the rear bearing 4 of taper roll bearing, the mode of axially loaded is all adopted to support the pivotal main shaft 2 of high speed in the leading section of shell 1 inner core and rearward end respectively, fore bearing 3 and rear bearing 4 do not stress in radial direction, above-mentioned fore bearing 3 and rear bearing 4 have good rigidity, can can bear very heavy axial load, impact loading is insensitive, therefore, can guarantee that main shaft 2 has good rotating accuracy for a long time, correspondingly, also just can guarantee that bistrique 6 carries out grinding to cutter in normal state for a long time, taper roll bearing is compared to the deep groove ball bearing of radial force simultaneously, there is longer service life, also the fore bearing 3 of grinding attachment and the service life of rear bearing 4 is added with regard to corresponding.In using, fore bearing 3 and rear bearing 4 only need change once for 10 months.
It is more than basic embodiment of the present utility model.As can be seen from above-mentioned implementation process: compared to the grinding attachment adopting deep groove ball bearing as fore bearing 3 and rear bearing 4, fore bearing 3 and rear bearing 4 all radial forces, under the effect of shock loading, easily cause bearing wear, have influence on main shaft 2 rotating accuracy in tool grinding process, cause the product quality processed poor, need often not change fore bearing 3 and rear bearing 4 simultaneously.Fore bearing 3 and the rear bearing 4 of the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model adopt taper roll bearing, and on shell 1 inner core wall body, arrange suitable fore bearing installation portion 101 and rear bearing installation portion 102 arrange for correspondence and install fore bearing 3 and rear bearing 4.During use, fore bearing 3 and rear bearing 4 all axially loadeds, impact loading is insensitive, and bearing integral wearing and tearing are little, can bear very heavy axial load for a long time, thus guarantee that main shaft 2 has good rotating accuracy for a long time, the bistrique 6 being arranged on main shaft 2 rear end can carry out grinding to cutter, the good product quality processed for a long time in normal state, simultaneously, only need within 10 months, change a fore bearing 3 and rear bearing 4, significantly reduce maintenance cost and the use cost of grinding attachment.
Adopt taper roll bearing as fore bearing 3 and rear bearing 4, because taper roll bearing needs tightly to be nested in axle bearing mount portion, remove also just very difficult.
Fore bearing 3 and the rear bearing 4 of taper roll bearing is adopted for the ease of handling, the utility model is further improved on the basis of basic embodiment, as shown in Fig. 2, Fig. 4, Fig. 5, Fig. 6, first preferred embodiment of the present utility model is, the spacing wall body 103 of bearing has the strip groove 104 to inner core cavity hatch, strip groove 104 is offered along shell 1 inner core axis direction, and strip groove 104 all has opening on the inner core wall body at fore bearing installation portion 101 place and on rear bearing installation portion 102 inner core wall body.
The strip groove 104 on the spacing wall body 103 of bearing is opened in along shell 1 inner core axis direction, when fore bearing 3 or rear bearing 4 are dismantled, strip extracting tool, as reinforcing bar, the outer ring of fore bearing 3 or rear bearing 4 is extended to by strip groove 104, and removal force is applied to outer ring, thus fore bearing 3 or rear bearing 4 are come off from corresponding fore bearing installation portion 101 or rear bearing installation portion 102, complete the dismounting of fore bearing 3 or rear bearing 4, thus improve convenience and the easiness of fore bearing 3 or rear bearing 4 dismounting further.
If the strip groove 104 be opened on the spacing wall body 103 of bearing is one, when fore bearing 3 or rear bearing 4 are dismantled, the stress point that strip extracting tool is applied to outer ring is one, and outer ring is moved uneven, and fore bearing 3 or rear bearing 4 are torn open or cumbersome.
In order to stress point when fore bearing 3 or rear bearing 4 are dismantled, the utility model is further improved on the basis of the first preferred embodiment, as shown in Fig. 2, Fig. 4, Fig. 6, the second preferred embodiment of the present utility model is, strip groove 104 is at least two.
Strip groove 104 is at least two, stress point when so fore bearing 3 or rear bearing 4 are dismantled is at least two, and during dismounting, bearing outer ring moves integrally evenly, also facilitate fore bearing 3 or rear bearing 4 is dismantled, thus improve the operability that fore bearing 3 or rear bearing 4 dismantle further.
Strip groove 104 is at least two operability that effectively can improve fore bearing 3 or rear bearing 4 dismounting, if but stress point skewness, when can cause dismounting, fore bearing 3 or rear bearing 4 move integrally uneven, and fore bearing 3 or rear bearing 4 are still not easy to come off from corresponding fore bearing installation portion 101 or rear bearing installation portion 102.
Uniformity during in order to improve dismounting on fore bearing 3 and rear bearing 4 stress point position, the utility model is further improved on the basis of the second preferred embodiment, as shown in Fig. 2, Fig. 4, Fig. 6,3rd preferred embodiment of the present utility model is, at least two strip grooves 104 are distributed on the spacing wall body 103 of annular table scalariform bearing.
Article at least two, strip groove 104 is distributed on the spacing wall body 103 of annular table scalariform bearing, when so dismantling, the stress point being applied to bearing outer ring is arranged evenly, now, only need the power controlling to be applied to strip extracting tool, with regard to very simple and convenient, fore bearing 3 or rear bearing 4 are disassembled from corresponding fore bearing installation portion 101 or rear bearing installation portion 102, thus improve the operability that fore bearing 3 or rear bearing 4 dismantle further.
It is more than the implementation process of the grinding attachment put the first edge on a knife or a pair of scissors for cutter of the present utility model.As can be seen from above-mentioned implementation process, the utility model achieves the significantly reduction of fore bearing 3 and rear bearing 4 wear intensity, the significantly raising of job stability, only needs within 10 months, change a fore bearing 3 and rear bearing 4, significantly reduces maintenance cost and the use cost of grinding attachment.The utility model also achieves the quick-detachment of taper roll bearing, thus greatly reduces maintenance workload.
Claims (4)
1. for grinding attachment that cutter puts the first edge on a knife or a pair of scissors, comprise main shaft (2), fore bearing (3), rear bearing (4), belt pulley (5), bistrique (6), the through hollow shell (1) in front end and rear end, the inner core wall body of described shell (1) leading section offers fore bearing installation portion (101), the inner core wall body of described shell (1) rearward end offers rear bearing installation portion (102), inner core wall body between fore bearing installation portion (101) and rear bearing installation portion (102) is the spacing wall body of annular table scalariform bearing (103) outstanding in inner core cavity, described fore bearing (3) is arranged on the fore bearing installation portion (101) of shell (1), described rear bearing (4) is arranged on the rear bearing installation portion (102) of shell (1),
Described main shaft (2) front end penetrates from shell (1) interior tube rear end, in turn through rear bearing (4), fore bearing (3) and shell (1) inner core front end, described main shaft (2) front end is fixedly connected with belt pulley (5), and described main shaft (2) rear end is fixedly connected with bistrique (6); It is characterized in that,
Described fore bearing (3) and rear bearing (4) are taper roll bearing.
2. the grinding attachment put the first edge on a knife or a pair of scissors for cutter according to claim 1, it is characterized in that, the spacing wall body of described bearing (103) has the strip groove (104) to inner core cavity hatch, described strip groove (104) is offered along shell (1) inner core axis direction, and described strip groove (104) all has opening on the inner core wall body at fore bearing installation portion (101) place and on rear bearing installation portion (102) inner core wall body.
3. the grinding attachment put the first edge on a knife or a pair of scissors for cutter according to claim 2, is characterized in that, described strip groove (104) is at least two.
4. the grinding attachment put the first edge on a knife or a pair of scissors for cutter according to claim 3, is characterized in that, at least two described strip grooves (104) are distributed on the spacing wall body of annular table scalariform bearing (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520784699.5U CN205008963U (en) | 2015-10-12 | 2015-10-12 | A grinding device for cutter puts first edge on a knife or a pair of scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520784699.5U CN205008963U (en) | 2015-10-12 | 2015-10-12 | A grinding device for cutter puts first edge on a knife or a pair of scissors |
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| Publication Number | Publication Date |
|---|---|
| CN205008963U true CN205008963U (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520784699.5U Active CN205008963U (en) | 2015-10-12 | 2015-10-12 | A grinding device for cutter puts first edge on a knife or a pair of scissors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205008963U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110815003A (en) * | 2019-09-26 | 2020-02-21 | 重庆新久融科技有限公司 | Aluminum template cleaning device |
-
2015
- 2015-10-12 CN CN201520784699.5U patent/CN205008963U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110815003A (en) * | 2019-09-26 | 2020-02-21 | 重庆新久融科技有限公司 | Aluminum template cleaning device |
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