CN203509804U - Tungsten needle grinder - Google Patents
Tungsten needle grinder Download PDFInfo
- Publication number
- CN203509804U CN203509804U CN201320558414.7U CN201320558414U CN203509804U CN 203509804 U CN203509804 U CN 203509804U CN 201320558414 U CN201320558414 U CN 201320558414U CN 203509804 U CN203509804 U CN 203509804U
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- Prior art keywords
- hole
- locating hole
- tungsten pin
- adjusting head
- shell
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Abstract
The utility model discloses a tungsten needle grinder. The grinder comprises a casing, a grinding sheet installed in the casing, a drive unit for driving the grinding sheet to rotate and an adjusting head. A first through hole for a tungsten needle to penetrate and a first location hole for locating the tungsten needle are formed in the casing, and the central line of the first location hole is basically perpendicular to the end surface of the grinding sheet. The adjusting head is mounted at a position of the casing, which is corresponding to the first through hole, and can rotate relative to the casing. A second location hole for locating the tungsten needle, which is opposite to the first through hole, is formed in the adjusting head, and the included angle between the central line of the second location hole and the end surface of the grinding sheet is an acute angle. According to the grinder, the structure is used, and the included angle between the central lines of the location holes and the end surface of the grinding sheet can be adjusted by rotating the adjusting head, so that the stepless regulation of the grinding angle is achieved, and various requirements of users are met.
Description
Technical field
The utility model relates to grinding attachment, particularly relates to a kind of tungsten pin milling drum.
Background technology
At welding field, tungsten electrode needs to be ground to certain size shape before use, and traditional way is to use floor stand grinder to polish, but has so following drawback:
1, in open space, carry out the grinding of tungsten electrode, in grinding process, produce a large amount of heavy metal dusts, the one, by operator, sucked, human body is caused to major injury; The 2nd, the tungsten metal descending slowly and lightly in environment is unfavorable for processing, and causes environmental pollution;
2, the angle of tungsten electrode grinding cannot guarantee uniformity.The angle butt welded seam of grinding form larger impact, particularly automatic welding, therefore guarantee that the grinding angle of tungsten pin is very important, but people's hand operated cannot guarantee this point, seriously relies on operator's experience;
3, the fineness of tungsten electrode cannot guarantee.Its motor speed of desk-top sander is low, and the material of its grinding wheel is also general grinding wheel, and after grinding, its fineness is poor, affects welding quality.
4, the bad assurance of the concentricity of tungsten electrode.Some high request occasion, it is very large whether the concentricity of tungsten electrode reaches the impact of requirement welding quality.
5, in addition, the emery wheel of rotation exposes the damage easily causing operator.
In order to address the above problem, in prior art, there is a kind of tungsten pin milling drum, it comprises head and high-speed electric expreess locomotive, described head inside is provided with diamond grinding dish, diamond grinding dish drives with high-speed electric expreess locomotive, described head be provided with for the grinding hole of tungsten electrode grinding and for tungsten electrode, polish polish hole.This kind of tungsten pin milling drum solved the problems referred to above to a certain extent, but this tungsten pin milling drum only has the grinding hole of two different angles, therefore can only grinding go out two kinds of grinding angles.
Summary of the invention
For above-mentioned prior art present situation, technical problem to be solved in the utility model is, a kind of tungsten pin milling drum is provided, and its energy step-less adjustment grinding angle, to meet the multiple needs of user.
In order to solve the problems of the technologies described above, a kind of tungsten pin milling drum provided by the utility model, comprise shell, be loaded on abrasive disc and the drive unit for driving described abrasive disc to rotate in this shell, described shell is provided with the first through hole of passing for tungsten pin and for locating the first locating hole of tungsten pin, the center line of described the first locating hole is substantially vertical with described abrasive disc end face, also comprise adjusting head, described adjusting head is arranged on the described shell position corresponding with described the first through hole, and can be with respect to described shell rotation, on described adjusting head, be provided with relative to described the first through hole locating the second locating hole of tungsten pin, and the center line of described the second locating hole and the end face of described abrasive disc are acute angle angle.
In an embodiment, described adjusting head is cylindrical therein, and described the second locating hole is arranged on the face of cylinder of described adjusting head.
In an embodiment, comprise described second locating hole of plural different size therein, all described the second locating holes are along the circumferential direction spaced apart and arranged on the face of cylinder of described adjusting head.
Therein in an embodiment, on the face of cylinder of described adjusting head, be provided with index line, on the surface of described shell, be provided with many angle grooves, described index line overlaps from different described angle grooves, is used to indicate the number of degrees of the angle between described the second hole centre line and described abrasive disc end face.
In an embodiment, described shell is the tubular structure with blind end and openend, on the outer peripheral face of described shell, is provided with supporting plane therein, and described adjusting head is arranged on this supporting plane.
Therein in an embodiment, described the first locating hole is arranged on the described blind end of described shell, for sealing the capping of described the first locating hole, be rotatably installed in the described blind end of described shell, in this capping, be provided with the second through hole, when tack, this second through hole is relative with described the first locating hole.
In an embodiment, comprise described first locating hole of two above different sizes therein.
Therein in an embodiment, described the second through hole and the corresponding setting one by one of described the first locating hole.
In an embodiment, the described blind end of described shell is provided with deep gouge therein, and described capping is arranged in described deep gouge and is connected with described blind end by housing pin, and on described housing pin, holddown spring is housed.
In an embodiment, described drive unit is motor therein.
Compared with prior art, tungsten pin milling drum provided by the utility model, owing to being provided with adjusting head, is the angle between the center line of adjustable locating hole and the end face of abrasive disc by rotation adjusting head, thereby realize grinding angle step-less adjustment, met the multiple needs of user.
Accompanying drawing explanation
Fig. 1 is the front view of the tungsten pin milling drum in one of them embodiment of the utility model;
Fig. 2 is the left view of the tungsten pin milling drum in Fig. 1;
Fig. 3 is the A-A cutaway view of Fig. 2;
Fig. 4 is the top view of the tungsten pin milling drum in Fig. 1;
Fig. 5 is the front view of the housing of the tungsten pin milling drum in Fig. 1;
Fig. 6 is the B-B cutaway view of the housing in Fig. 5;
Fig. 7 is the use state diagram of the tungsten pin milling drum in Fig. 1.
Above in each figure, 1, motor; 2, the output shaft of motor; 3, the axle of abrasive disc; 4, abrasive disc; 5, tungsten pin; 6, adjusting head; 61, the face of cylinder; 62, the second locating hole; 63, index line; 7, capping; 71, the second through hole; 9, screw; 10, shell; 101, blind end; 102, openend; 103, the first through hole; 104, the first locating hole; 105, deep gouge; 106, angle groove; 11, housing pin; 12, holddown spring.
The specific embodiment
Below with reference to accompanying drawing, also the utility model is elaborated in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, the feature in following embodiment and embodiment can combine mutually.
Fig. 1 is to the structure that Figure 4 shows that the tungsten pin milling drum in one of them embodiment of the utility model, tungsten pin milling drum comprises shell 10, abrasive disc 4, drive unit and adjusting head 6, drive unit is preferably motor 1, shown in Fig. 5,6, described shell 10, for abrasive disc 4 and other parts are installed, avoids dust to leak.Shell 10 in the present embodiment is for having the tubular structure of blind end 101 and openend 102, the openend 102 of shell 10 is connected with the housing of motor 1, the blind end 101 of shell 10 is provided with the first locating hole 104, the center line of this first locating hole 104 is substantially vertical with described abrasive disc 4 end faces, to guarantee the perpendicularity of tungsten pin flat mouth end face.The top of shell 10 is provided with the first through hole 103.Described abrasive disc 4 is arranged in described shell 10, and the axle 3 of abrasive disc 4 and the output shaft 2 of motor 1 are connected.Described adjusting head 6 is arranged on by screw 9 on the end face of described shell 10 and can be with respect to described shell 10 rotation, on described adjusting head 6, be provided with the second locating hole 62, when described the second locating hole 62 is with described the first through hole 103 when relative, the end face of the center line of described the second locating hole 62 and described abrasive disc 4 is acute angle angle.
Tungsten pin milling drum in the present embodiment is owing to having adopted this kind of structure, during the grinding of tungsten pin, rotate adjusting head 6, regulate the relative position of the second locating hole 62 and the first through hole 103, fix adjusting head 6, starter motor 1, motor 1 is driven and is arranged on abrasive disc 4 High Rotation Speeds by output shaft 2, and tungsten pin 5 is passed from the second locating hole 62 of adjusting head 6, contacts (seeing Fig. 7) with abrasive disc 4, operator rotates tungsten pin 5 simultaneously, and between tungsten pin 5 and abrasive disc 4, phase mutual friction produces grinding.By rotation adjusting head 6, be the angle between the center line of adjustable the second locating hole 62 and the end face of abrasive disc 4, thereby realize grinding angle step-less adjustment, met the multiple needs of user.
More preferably, described adjusting head 6 is cylindrical, and described the second locating hole 62 is arranged on the face of cylinder 61 of described adjusting head 6.More preferably, comprise described second locating hole 62 of plural different size, all described the second locating holes 62 are along the circumferential direction disposed on the face of cylinder 61 of described adjusting head 6.By the second locating hole 62 of different size is set, rotation adjusting head 6 is the tungsten pin of replaceable different size.
Further, on the face of cylinder 61 of described adjusting head 6, be provided with and many index lines 63 one to one of the second locating hole 62 described in each, on the surface of described shell 10, be provided with many angle grooves 106, described index line 63 overlaps with the described angle groove 106 of different angles value, is used to indicate the angle of the center line of described second locating hole 62 corresponding with described index line 63 and the end face of described abrasive disc 4.Like this, unclamp screw 9, adjusting head 6 can rotate freely, by the mutual corresponding adjustable different angle (position shown in Fig. 7) of the angle groove of the index line of adjusting head 6 63 and shell 10 106, and 20 °～60 ° step-less adjustment
More preferably, described tungsten pin milling drum also comprises capping 7, it is interior upper and can be with respect to described shell 10 rotations that this capping 7 is arranged on the deep gouge 105 of described shell 10 blind ends 101, in this capping 7, be provided with the second through hole 71, when tungsten pin polishes, this second through hole 71 is corresponding with described the first locating hole 104.When the grinding of tungsten pin, rotary closure 7, the second through hole 71 and the first locating hole 104 in capping 7 stagger, thereby by the first locating hole 104 sealings, avoid dust to leak.When tack tungsten pin, rotary closure 7, the second through hole 71 in capping 7 is relative with the first locating hole 104, enters the first locating hole 104 of shell 10 after second through hole 71 of tungsten pin 5 by capping 7, finally contact the end face of abrasive disc 4, both contact generation friction removal tip becomes a plane.
More preferably, described the second through hole 71 and the corresponding setting one by one of described the first locating hole 104.More preferably, the blind end 101 of described shell 10 is provided with deep gouge 105, and described capping 7 is arranged in described deep gouge 105 by housing pin 11, and on described housing pin 11, holddown spring 12 is housed.Holddown spring 12, for giving 7 one pretightning forces of capping, avoids dust to leak.
Tungsten pin milling drum in the present embodiment also has following beneficial effect:
1,, owing to having adopted the mode of auxiliary positioning grinding to carry out grinding to tungsten pin, therefore can guarantee accuracy and the repeatability of grinding angle.
2, flat mouth structure has been taked slotted hole locate mode, has guaranteed the perpendicularity of tungsten pin end face.
3. sealed structure, avoids rotary part to cause damage to human body, also avoids in addition the dust producing to spread, and avoids being sucked by operator, is also beneficial to focusing on of dust, avoids environmental pollution.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (10)
1. a tungsten pin milling drum, comprise shell, be loaded on abrasive disc and the drive unit for driving described abrasive disc to rotate in this shell, described shell is provided with the first through hole of passing for tungsten pin and for locating the first locating hole of tungsten pin, the center line of described the first locating hole is substantially vertical with described abrasive disc end face, it is characterized in that, also comprise adjusting head, described adjusting head is arranged on the described shell position corresponding with described the first through hole, and can be with respect to described shell rotation, on described adjusting head, be provided with relative to described the first through hole locating the second locating hole of tungsten pin, and the center line of described the second locating hole and the end face of described abrasive disc are acute angle angle.
2. tungsten pin milling drum according to claim 1, is characterized in that, described adjusting head is cylindrical, and described the second locating hole is arranged on the face of cylinder of described adjusting head.
3. tungsten pin milling drum according to claim 2, is characterized in that, comprises described second locating hole of plural different size, and all described the second locating holes are along the circumferential direction spaced apart and arranged on the face of cylinder of described adjusting head.
4. tungsten pin milling drum according to claim 2, it is characterized in that, on the face of cylinder of described adjusting head, be provided with index line, on the surface of described shell, be provided with many angle grooves, described index line overlaps from different described angle grooves, is used to indicate the number of degrees of the described angle between described the second hole centre line and described abrasive disc end face.
5. according to the tungsten pin milling drum described in any one in claim 1 to 4, it is characterized in that, described shell is the tubular structure with blind end and openend, on the outer peripheral face of described shell, is provided with supporting plane, and described adjusting head is arranged on this supporting plane.
6. tungsten pin milling drum according to claim 5, it is characterized in that, described the first locating hole is arranged on the described blind end of described shell, for sealing the capping of described the first locating hole, be rotatably installed in the described blind end of described shell, in this capping, be provided with the second through hole, when tack, this second through hole is relative with described the first locating hole.
7. tungsten pin milling drum according to claim 6, is characterized in that, comprises described first locating hole of two above different sizes.
8. tungsten pin milling drum according to claim 7, is characterized in that, described the second through hole and the corresponding setting one by one of described the first locating hole.
9. tungsten pin milling drum according to claim 6, it is characterized in that, the described blind end of described shell is provided with deep gouge, and described capping is arranged in described deep gouge and is connected with described blind end by housing pin, and on described housing pin, holddown spring is housed.
10. tungsten pin milling drum according to claim 1, is characterized in that, described drive unit is motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320558414.7U CN203509804U (en) | 2013-09-09 | 2013-09-09 | Tungsten needle grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320558414.7U CN203509804U (en) | 2013-09-09 | 2013-09-09 | Tungsten needle grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203509804U true CN203509804U (en) | 2014-04-02 |
Family
ID=50368786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320558414.7U Expired - Lifetime CN203509804U (en) | 2013-09-09 | 2013-09-09 | Tungsten needle grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203509804U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058203A (en) * | 2015-08-25 | 2015-11-18 | 重庆耐德能源装备集成有限公司 | Grinding machine |
| CN105500151A (en) * | 2015-12-30 | 2016-04-20 | 湖州新兴汽车部件有限公司 | Tungsten needle sharpening device |
| CN110405596A (en) * | 2019-08-24 | 2019-11-05 | 欧米尼自动化科技（苏州）有限公司 | Hand-held tungsten electrode milling drum |
| CN114986386A (en) * | 2022-07-15 | 2022-09-02 | 深圳三镜科技有限公司 | Tungsten electrode grinds machine |
-
2013
- 2013-09-09 CN CN201320558414.7U patent/CN203509804U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105058203A (en) * | 2015-08-25 | 2015-11-18 | 重庆耐德能源装备集成有限公司 | Grinding machine |
| CN105058203B (en) * | 2015-08-25 | 2018-11-30 | 重庆耐德能源装备集成有限公司 | A kind of sander |
| CN105500151A (en) * | 2015-12-30 | 2016-04-20 | 湖州新兴汽车部件有限公司 | Tungsten needle sharpening device |
| CN110405596A (en) * | 2019-08-24 | 2019-11-05 | 欧米尼自动化科技（苏州）有限公司 | Hand-held tungsten electrode milling drum |
| CN114986386A (en) * | 2022-07-15 | 2022-09-02 | 深圳三镜科技有限公司 | Tungsten electrode grinds machine |
| CN114986386B (en) * | 2022-07-15 | 2024-01-09 | 深圳三镜科技有限公司 | Tungsten electrode grinds machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |