CN102699798A - Hand-held electric belt sander - Google Patents
Hand-held electric belt sander Download PDFInfo
- Publication number
- CN102699798A CN102699798A CN2012102068688A CN201210206868A CN102699798A CN 102699798 A CN102699798 A CN 102699798A CN 2012102068688 A CN2012102068688 A CN 2012102068688A CN 201210206868 A CN201210206868 A CN 201210206868A CN 102699798 A CN102699798 A CN 102699798A
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- China
- Prior art keywords
- mounting bracket
- head capsule
- abrasive band
- output shaft
- sliding shoe
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- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention provides a hand-held electric belt sander, which comprises a machine body part and a sanding belt installing part, wherein the machine body part comprises a machine case, a head case and a head case cover, the head case cover is provided with a first round connecting opening, two projected and mutually separated leaf springs are fixedly arranged on the outer circumferential wall of the first round connecting opening, the sanding belt installing part comprises a sanding belt, an installing support frame and a regulating rod, the regulating rod is arranged on the installing support frame, the installing support frame is provided with a second round connecting opening, the first round connecting opening is rotatablely inserted and connected into the second round connecting opening, in addition, the inner wall of the second round connecting opening is provided with a groove, when the installing support frame rotates relative to the head case cover, the two leaf springs can alternately fall into the groove, the installing support frame and the head case cover can be fixedly connected through a locking screw, and the sanding belt is arranged on the regulating rod and an output shaft. The sanding belt installing part of the hand-held electric belt sander can realize the rotating regulation relative to the machine body part, the sanding operation in a narrow work region is convenient, and in addition, the sanding on the groove and the inner hole can be conveniently realized.
Description
Technical field
The present invention relates to a kind of belt sander, relate in particular to a kind of hand electric belt sander.
Background technology
The hand electric belt sander is used for sand milling is carried out on surfaces such as timber, metal material.Existing hand electric belt sander comprises body portion and abrasive band installation portion; Be fixedly connected between body portion and the abrasive band installation portion, body portion is equipped with motor, and the abrasive band installation portion is equipped with the abrasive band that is used to carry out sand milling; Because the abrasive band installation portion can not rotate with respect to body portion; Therefore can only be applicable to the spacious place of broad, processing place, and can not process and only have only several centimetres of dark grooves and endoporus, use inconvenient.
Summary of the invention
The technical problem that the present invention solves is: a kind of hand electric belt sander is provided, can carries out sand milling to groove and endoporus easily.
Technical scheme of the present invention is: a kind of hand electric belt sander, it is characterized in that, and comprise body portion and abrasive band installation portion; Wherein, Said body portion comprises casing, head capsule and head capsule lid, and said head capsule is connected between said casing covers with said head capsule, in the said casing motor is installed; The end of this shaft of motor extend in the said head capsule; And the end of rotating shaft is equipped with drive bevel gear, through bearing output shaft is installed in the said head capsule lid, and the axial line of this output shaft and the axial line of said rotating shaft are perpendicular; The top of output shaft extend in the said head capsule and the driven wheel of differential that is meshed with said drive bevel gear is installed; The head capsule lid is extended in the bottom of output shaft, and said head capsule lid has the first circular connector, is fixed with two spaced snap sheets of protrusion on the outer circle wall of this first circular connector; Said abrasive band installation portion comprises abrasive band, mounting bracket and is arranged on the adjusting rod on the said mounting bracket; Said mounting bracket has the second circular connector; The first circular interface is rotating to be plugged in the second circular interface, and the inwall of the second circular interface is provided with a groove, when mounting bracket rotates with respect to the head capsule lid; Said two spring leafs alternately fall into said groove, and a lock-screw can be connected fixing with said head capsule lid said mounting bracket; Said abrasive band is installed on adjusting rod and the output shaft.
Said two snap sheets are positioned on the same circumference, and two corresponding central angles of snap sheet place circular arc line are α, 40 °≤α≤60 °.
Corresponding central angle alpha=50 of two snap sheets place circular arc line °.
The extended line of said adjusting rod is perpendicular to said output shaft, and the end of adjusting rod is provided with belt wheel, and said abrasive band is installed in the bottom of said belt wheel and said output shaft.
The abrasive band installation portion also comprises hole axle and sliding shoe; One end and the said mounting bracket of said hole axle fix, and the other end of hole axle is provided with axial blind hole, is provided with spring in this blind hole; And an end of spring extends blind hole; One end of said sliding shoe is provided with guide cylinder, and the other end of sliding shoe is fixed with said adjusting rod, and the blind hole section of said hole axle is slidably inserted in the guide cylinder of said sliding shoe; And the external part of said spring fixes on the bottom of said guide cylinder, and the outer wall of sliding shoe is provided with the slip trigger.
Have the guiding slotted eye on the said mounting bracket, said slip trigger is installed in the guiding slotted eye of said mounting bracket through the screw gap, and the guiding slotted eye that said screw passes said mounting bracket is fixedly connected with said sliding shoe.
Said slip trigger can be along said screw turns; The slip trigger is provided with curved flanges; Mounting bracket is provided with and the contacted baffle plate of said curved flanges, and when the slip trigger rotation, the resistance that slip trigger drive sliding shoe overcomes said spring moves along said guiding slotted eye.
The invention has the beneficial effects as follows:
1, because the head capsule lid has the first circular connector; Be fixed with two spaced snap sheets of protrusion on the outer circle wall of this first circular connector; Mounting bracket has the second circular connector, and the first circular interface is rotating to be plugged in the second circular interface, and the inwall of the second circular interface is provided with a groove; When mounting bracket rotates with respect to the head capsule lid; Said two spring leafs alternately fall into said groove, and a lock-screw can be connected said mounting bracket fixing with said head capsule lid, and therefore abrasive band of the present invention installation portion can be rotated adjusting with respect to body portion; Not only made things convenient for and carried out the sand milling operation in narrow working region, and can carry out sand milling to groove and endoporus easily.
2, because adjusting rod and sliding shoe are fixed, sliding shoe is provided with guide cylinder, the mobilizable insertion guide cylinder of hole axle; Spring in the axle of hole withstands the bottom of guide cylinder, through pull resistance that the slip trigger makes that sliding shoe overcomes spring towards the hole axle one side shifting, make the reduced distances in assembling abrasive band this moment; The loading and unloading in abrasive band have been made things convenient for; Pack into and dial back the slip trigger again behind the abrasive band, spring is tightened the abrasive band with the sliding shoe pushed home.
Description of drawings
Fig. 1 is an internal structure sketch map of the present invention;
Fig. 2 is the structural representation of the lid of the head capsule among the present invention;
Fig. 3 is the structural representation of the mounting bracket among the present invention;
Fig. 4 is an external structure sketch map of the present invention;
Fig. 5 is the upward view of Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further:
Referring to Fig. 1～Fig. 5, a kind of hand electric belt sander comprises body portion and abrasive band installation portion; Wherein, Said body portion comprises casing 1, head capsule 2 and head capsule lid 3, and said head capsule 2 is connected between said casing 1 and the said head capsule lid 3, and said casing interior 1 is equipped with motor 4; The end of the rotating shaft 41 of this motor 4 extend in the said head capsule 2; And the end of rotating shaft 41 is equipped with drive bevel gear 5, through bearing output shaft 6 is installed in the said head capsule lid 3, and the axial line of the axial line of this output shaft 6 and said rotating shaft 41 is perpendicular; The top of output shaft 6 extend in the said head capsule 2 and the driven wheel of differential 7 that is meshed with said drive bevel gear 5 is installed; Head capsule lid 3 is extended in the bottom of output shaft 6, and said head capsule lid 3 has the first circular connector 31, is fixed with two spaced snap sheets 32,33 of protrusion on the outer circle wall of this first circular connector 31; Said abrasive band installation portion comprises abrasive band 8, mounting bracket 9 and is arranged on the adjusting rod 10 on the said mounting bracket 9; The material of mounting bracket 9 is a metallic aluminium; Said mounting bracket 9 has the second circular connector 91; First circular interface 31 rotating being plugged in the second circular interface 91, and the inwall of the second circular interface 91 is provided with a groove 91 ', when mounting bracket 9 rotates with respect to head capsule lid 3; Said two spring leafs 32,33 alternately fall into said groove 91 ', one lock-screw 11 and can be connected fixing with said head capsule lid 3 said mounting bracket 9; Said abrasive band 8 is installed on adjusting rod 10 and the output shaft 6.Said two snap sheets 32,33 are positioned on the same circumference; Two snap sheet 32,33 place corresponding central angles of circular arc line are α; Corresponding central angle alpha=50 of two snap sheets 32,33 place circular arc lines in the present embodiment °, α can also equal 40 ° or 60 ° in addition.The extended line of said adjusting rod 10 is perpendicular to said output shaft 6, and the end of adjusting rod 10 is provided with belt wheel 12, and said abrasive band 8 is installed in the bottom of said belt wheel 12 and said output shaft 6.The abrasive band installation portion also comprises hole axle 13 and sliding shoe 14; One end and the said mounting bracket 9 of said hole axle 13 fix, and the other end of hole axle 13 is provided with axial blind hole, is provided with spring 15 in this blind hole; And an end of spring 15 extends blind hole; One end of said sliding shoe 14 is provided with guide cylinder, and the other end of sliding shoe 14 is fixed with said adjusting rod 10, and the blind hole section of said hole axle 13 is slidably inserted in the guide cylinder of said sliding shoe 14; And the external part of said spring 15 fixes on the bottom of said guide cylinder, and the outer wall of sliding shoe 15 is provided with slip trigger 16.Have the guiding slotted eye on the said mounting bracket 9, said slip trigger 16 is installed in the guiding slotted eye of said mounting bracket 9 through screw 17 gaps, and the guiding slotted eye that said screw 17 passes said mounting bracket 9 is fixedly connected with said sliding shoe 14.Said slip trigger 16 can rotate along said screw 17, and slip trigger 16 is provided with curved flanges 16 ', and mounting bracket 9 is provided with and said curved flanges 16 ' the contacted baffle plate 18; When slip trigger 16 rotated, the resistance that slip trigger 16 drive sliding shoes 14 overcome said spring 15 moved along said guiding slotted eye, the reduced distances in feasible at this moment assembling abrasive band; The loading and unloading in abrasive band have been made things convenient for; Pack into and dial back the slip trigger again behind the abrasive band, spring is tightened the abrasive band with the sliding shoe pushed home.
Operation principle of the present invention is such: the end at adjusting rod is equipped with bearing through pivot pin, and belt wheel 12 is installed on the adjusting rod bearing at end, and abrasive band 8 is set in the bottom of belt wheel 12 and output shaft 6.When needing to change the abrasive band; Rotate slip trigger 16, the resistance that slip trigger 16 drive sliding shoes 14 overcome said spring 15 moves along said guiding slotted eye, the reduced distances in feasible at this moment assembling abrasive band; The loading and unloading in abrasive band have been made things convenient for; Pack into and dial back the slip trigger again behind the abrasive band, spring is tightened the abrasive band with the sliding shoe pushed home.Be provided with actuating motor 4, the drive bevel gear 5 of rotating shaft 41 drives output shaft 6 transmissions through driven wheel of differential 7, output shaft 6 drive abrasive bands, 8 work.When needs abrasive band installation portion can be rotated with respect to body portion; Pull down lock-screw 11; Rotate the abrasive band installation portion then; Fall in the groove 91 ' when snap sheet 32 or snap sheet 33, explain that abrasive band installation portion rotation puts in place, through lock-screw 11 mounting bracket 9 of abrasive band installation portion is connected with the head capsule lid 3 of body portion then and fixes.
Claims (7)
1. hand electric belt sander is characterized in that: comprise body portion and abrasive band installation portion, wherein,
Said body portion comprises casing (1), head capsule (2) and head capsule lid (3); Said head capsule (2) is connected between said casing (1) and the said head capsule lid (3); (1) is equipped with motor (4) in the said casing; The end of the rotating shaft (41) of this motor (4) extend in the said head capsule (2); And the end of rotating shaft (41) is equipped with drive bevel gear (5), through bearing output shaft (6) is installed in the said head capsule lid (3), and the axial line of axial line of this output shaft (6) and said rotating shaft (41) is perpendicular; The top of output shaft (6) extend in the said head capsule (2) and the driven wheel of differential (7) that is meshed with said drive bevel gear (5) is installed; Head capsule lid (3) is extended in the bottom of output shaft (6), and said head capsule lid (3) has the first circular connector (31), is fixed with two spaced snap sheets (32,33) of protrusion on the outer circle wall of this first circular connector (31);
Said abrasive band installation portion comprises abrasive band (8), mounting bracket (9) and is arranged on the adjusting rod (10) on the said mounting bracket (9); Said mounting bracket (9) has the second circular connector (91); The first circular interface (31) is rotating to be plugged in the second circular interface (91); And the inwall of the second circular interface (91) is provided with a groove (91 '); When mounting bracket (9) rotated with respect to head capsule lid (3), said two spring leafs (32,33) alternately fell into said groove (91 '), and a lock-screw (11) can cover (3) with said mounting bracket (9) and said head capsule and be connected fixing; Said abrasive band (8) is installed on adjusting rod (10) and the output shaft (6).
2. according to the described hand electric belt sander of claim 1, it is characterized in that: said two snap sheets (32,33) are positioned on the same circumference, and circular arc line corresponding central angle in two snap sheets (32,33) place is α, 40 °≤α≤60 °.
3. according to the described hand electric belt sander of claim 2, it is characterized in that: corresponding central angle alpha=50 of two snap sheets (32,33) places circular arc line °.
4. according to the described hand electric belt sander of claim 1; It is characterized in that: the extended line of said adjusting rod (10) is perpendicular to said output shaft (6); The end of adjusting rod (10) is provided with belt wheel (12), and said abrasive band (8) are installed in the bottom of said belt wheel (12) and said output shaft (6).
5. according to the described hand electric belt sander of claim 4; It is characterized in that: the abrasive band installation portion also comprises hole axle (13) and sliding shoe (14); One end of said hole axle (13) and said mounting bracket (9) fix, and the other end of hole axle (13) is provided with axial blind hole, are provided with spring (15) in this blind hole; And an end of spring (15) extends blind hole; One end of said sliding shoe (14) is provided with guide cylinder, and the other end of sliding shoe (14) is fixed with said adjusting rod (10), and the blind hole section of said hole axle (13) is slidably inserted in the guide cylinder of said sliding shoe (14); And the external part of said spring (15) fixes on the bottom of said guide cylinder, and the outer wall of sliding shoe (15) is provided with slip trigger (16).
6. according to the described hand electric belt sander of claim 5; It is characterized in that: said mounting bracket has the guiding slotted eye on (9); Said slip trigger (16) is installed in the guiding slotted eye of said mounting bracket (9) through screw (17) gap, and the guiding slotted eye that said screw (17) passes said mounting bracket (9) is fixedly connected with said sliding shoe (14).
7. according to the described hand electric belt sander of claim 6; It is characterized in that: said slip trigger (16) can rotate along said screw (17); Slip trigger (16) is provided with curved flanges (16 '); Mounting bracket (9) is provided with and the contacted baffle plate of said curved flanges (16 ') (18), and when slip trigger (16) rotated, the resistance that slip trigger (16) drive sliding shoe (14) overcomes said spring (15) moved along said guiding slotted eye.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210206868.8A CN102699798B (en) | 2012-06-14 | 2012-06-14 | Hand-held electric belt sander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210206868.8A CN102699798B (en) | 2012-06-14 | 2012-06-14 | Hand-held electric belt sander |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102699798A true CN102699798A (en) | 2012-10-03 |
| CN102699798B CN102699798B (en) | 2015-01-07 |
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ID=46893005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210206868.8A Expired - Fee Related CN102699798B (en) | 2012-06-14 | 2012-06-14 | Hand-held electric belt sander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102699798B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273406A (en) * | 2013-04-27 | 2013-09-04 | 苏州宏基工具有限公司 | Handheld electric belt sander |
| TWI593506B (en) * | 2016-04-25 | 2017-08-01 | Techway Industrial Co Ltd | Rotatable positioning of the handheld power belt machine |
| US20180056474A1 (en) * | 2016-08-23 | 2018-03-01 | Techway Industrial Co., Ltd. | Hand-Held Belt Sander |
| TWI828969B (en) * | 2021-02-19 | 2024-01-11 | 鑽全實業股份有限公司 | Electric belt sander with adjustable working angle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4195449A (en) * | 1976-04-06 | 1980-04-01 | Annamaria Scarpa | Portable cutting-tool sharpener |
| CN2032924U (en) * | 1988-03-05 | 1989-02-22 | 重庆大学 | Hand abrader for abrasive belt |
| US5293156A (en) * | 1991-02-15 | 1994-03-08 | Nitto Kohki Co., Ltd. | Hand tool driven by DC battery with multiple level battery condition indicator |
| CN1169902A (en) * | 1996-05-02 | 1998-01-14 | 罗伯特-博希股份公司 | Hand electric polisher |
| CN101636246A (en) * | 2007-02-09 | 2010-01-27 | 日东工器株式会社 | Endless belt grinding tool |
| CN101745840A (en) * | 2008-12-05 | 2010-06-23 | 罗伯特·博世有限公司 | Protective hood device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202742178U (en) * | 2012-06-14 | 2013-02-20 | 宁波国图电机有限公司 | Handheld electric belt sander |
-
2012
- 2012-06-14 CN CN201210206868.8A patent/CN102699798B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4195449A (en) * | 1976-04-06 | 1980-04-01 | Annamaria Scarpa | Portable cutting-tool sharpener |
| CN2032924U (en) * | 1988-03-05 | 1989-02-22 | 重庆大学 | Hand abrader for abrasive belt |
| US5293156A (en) * | 1991-02-15 | 1994-03-08 | Nitto Kohki Co., Ltd. | Hand tool driven by DC battery with multiple level battery condition indicator |
| CN1169902A (en) * | 1996-05-02 | 1998-01-14 | 罗伯特-博希股份公司 | Hand electric polisher |
| CN101636246A (en) * | 2007-02-09 | 2010-01-27 | 日东工器株式会社 | Endless belt grinding tool |
| CN101745840A (en) * | 2008-12-05 | 2010-06-23 | 罗伯特·博世有限公司 | Protective hood device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103273406A (en) * | 2013-04-27 | 2013-09-04 | 苏州宏基工具有限公司 | Handheld electric belt sander |
| CN103273406B (en) * | 2013-04-27 | 2016-02-03 | 苏州宏基工具有限公司 | Handheld electric belt sander |
| TWI593506B (en) * | 2016-04-25 | 2017-08-01 | Techway Industrial Co Ltd | Rotatable positioning of the handheld power belt machine |
| US20180056474A1 (en) * | 2016-08-23 | 2018-03-01 | Techway Industrial Co., Ltd. | Hand-Held Belt Sander |
| US10137554B2 (en) * | 2016-08-23 | 2018-11-27 | Techway Industrial Co., Ltd. | Hand-held belt sander |
| TWI828969B (en) * | 2021-02-19 | 2024-01-11 | 鑽全實業股份有限公司 | Electric belt sander with adjustable working angle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102699798B (en) | 2015-01-07 |
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Granted publication date: 20150107 Termination date: 20170614 |
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| CF01 | Termination of patent right due to non-payment of annual fee |