CN101905354A - Quick clamping device of reciprocating saw - Google Patents
Quick clamping device of reciprocating saw Download PDFInfo
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- CN101905354A CN101905354A CN 201010195194 CN201010195194A CN101905354A CN 101905354 A CN101905354 A CN 101905354A CN 201010195194 CN201010195194 CN 201010195194 CN 201010195194 A CN201010195194 A CN 201010195194A CN 101905354 A CN101905354 A CN 101905354A
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- locking pin
- saw blade
- clamping device
- base
- quick clamping
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Abstract
The invention discloses a quick clamping device of a reciprocating saw. The device comprises a clamping head base and a reciprocating sheet, wherein the reciprocating sheet is connected to the clamping head base; an installing groove used for installing a saw blade is arranged in the clamping head base; a saw blade clamping assembly is arranged on the clamping head base; and the saw blade clamping assembly comprises a fixing structure fixed on the clamping head base and an elastic reciprocating mechanism arranged in the fixing structure and tightly pressed on the saw blade. The quick clamping device provided by the invention can easily assemble and disassemble the saw blade. The structure has the advantages of reducing requirements on processing process of a fastener and the production cost, along with flexible, quick and convenient operation, firm, safe and reliable fixation, ingenious design and simple process.
Description
Technical field
The present invention relates to a kind of saw blade fast fixture of reciprocating saw.
Background technology
Sawing a board, under the multiple situations such as stub or sheet metal, often will use reciprocating saw, and whether the clamping of reciprocating saw saw blade is solid and reliable and clamp easily, it is particularly important to seem in the reciprocating saw course of work.Existing reciprocating saw comprises that driving drives fixed part and the saw blade of clamping in fixed part that saw blade moves reciprocatingly, and the stiff end operated by rotary motion of saw blade has through hole, so that pin class part installs fixing.Traditional saw blade clamping structure generally is to tighten or adopt very complicated structure to realize fast automatic clamping by means of small wrench is manual, as China national Department of Intellectual Property February in 2008 Granted publication on the 27th a name be called the patent of invention of reciprocating saw saw blade quick clamping device, notification number is CN201026536Y, a kind of reciprocating saw saw blade quick clamping device is disclosed in this patent of invention specification, comprise that chuck and front end are provided with the switch knob of switch knob inserts, chuck is provided with the saw blade mounting groove of sidewall tape punching, be provided with steel ball in the perforation, on chuck, also be provided with axis pin base, axis pin base is provided with bearing pin, bearing pin is provided with and promotes the cam of steel ball action, cam is provided with the gradual change curved surface with the steel ball effect, between axis pin base and cam, be provided with torsionspring, the gradual change curved surface end of described cam is provided with limited post, a side that deviates from chuck at cam also is provided with a projection of radially extending, and this projection acts on mutually with the switch knob inserts of switch knob front end.Cam acts on the steel ball under the saw blade tightening state, steel ball is headed in the through hole of saw blade stiff end, when changing saw blade, the user uses spanner to act on and makes the cam rotation on the cam, make steel ball break away from the cam effect, saw blade loses fastening effect and is pulled out, this structure relates to cam, the employing steel ball is fastening, and is well-known, and steel ball is not lubricated to be easy to wear and tear, and the gradual change curved surface of the effect that contacts with steel ball on the cam be provided with special requirement, these are all increasing production cost virtually, and may be stuck in the clamping device maintain and replace inconvenience behind the worn steel ball.And traditional be not intended to run into by the people easily and cause saw blade to unclamp by means of the manual small wrench of using in the clamping structure of saw blade of tightening of small wrench, outside security is not enough also might because small wrench lose and cause loading and unloading saw blade and make troubles for reciprocal tool use.
Summary of the invention
Problem to be solved by this invention just provides a kind of simple in structure, easy to operate quick clamping device of reciprocating saw, safe and reliable, disassembling, assembling and replacing is quick, has also reduced the processing technology requirement of securing member, reduce production cost, also improved the reliability of clamping on the other hand.
In order to solve the problems of the technologies described above, the present invention adopts following technical scheme: a kind of quick clamping device of reciprocating saw, comprise base of the carrier head and reciprocal sheet, back and forth sheet is connected on the base of the carrier head, be provided with the mounting groove that saw blade is installed in the base of the carrier head, be provided with saw blade and clamp assembly on base of the carrier head, it is characterized in that: described saw blade clamps assembly and comprises the fixed structure that is fixed on the base of the carrier head and be located at the elastic recovery mechanism that tightly suppresses saw blade in the fixed structure.
Further, described fixed structure is a fixed cover, and fixed cover is fixed on the base of the carrier head by securing member.
Further, the lower surface of described fixed cover is the plane, and the bilateral symmetry of fixed cover is provided with the through hole of specification unanimity, and base of the carrier head is provided with installing hole and corresponding with the through hole on the fixed cover, and described securing member passes through hole and installing hole is connected.
Further, described securing member is a screw.
Further, described elastic recovery mechanism comprises compression spring and the locking pin that is located in the fixed cover, the compression spring housing is on locking pin, fixed cover is stretched out in the upper end of locking pin, the lower end of locking pin is provided with screens step I, the upper end of compression spring is against on the inner face of fixed cover, and the lower end of compression spring is against on the screens step I, and the locating hole corresponding matching that the bottom of locking pin is stretched on mounting groove and the saw blade compresses saw blade.
Further, described locking pin is provided with screens step II, and screens step II is positioned at screens step I below.During installation, screens step II is against on the upper surface of base of the carrier head, helps out, and protects the bottom face of locking pin simultaneously when saw blade not being installed, and avoids it to contact with the lower surface of mounting groove, reduces wear.
Further, the bottom face of described locking pin is a taper seat.Being convenient to accurate and on the saw blade the automatically locating hole of locking pin matches.
Further, the top of described locking pin is provided with stretching structure.Be convenient to operation.
Further, described stretching structure is pull head, pull head and the locking pin interference fit that is fixed on the top of locking pin.Assembling is simple.
Further, described reciprocal sheet is inserted in the mounting groove, and it is corresponding with the fixing hole on the reciprocal sheet that base of the carrier head is provided with pin-and-hole, and reciprocal sheet passes pin-and-hole by the riveting pin and fixing hole is fixed.
After adopting technique scheme, the present invention has following advantage: by fast fixture provided by the present invention, can easily realize the loading and unloading of saw blade, this structure operation is flexible, quick and convenient, fixation, safe and reliable designs ingeniously, and technology is simple, reduce the processing technology requirement of securing member, reduced production cost.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing:
Fig. 1 is the explosive view of an embodiment of the present invention;
Fig. 2 is a vertical view embodiment illustrated in fig. 1;
Fig. 3 be among Fig. 2 A to cutaway view;
Fig. 4 is the entity schematic diagram of locking pin.
The specific embodiment
The structural representation of an embodiment of the present invention shown in Fig. 1 to 4, a kind of quick clamping device of reciprocating saw, comprise base of the carrier head 1 and reciprocal sheet 8, be provided with the mounting groove 11 that saw blade 9 is installed in the base of the carrier head, back and forth sheet is inserted in the mounting groove, it is corresponding with the fixing hole 81 on the reciprocal sheet that base of the carrier head is provided with pin-and-hole 13, and reciprocal sheet passes pin-and-hole by riveting pin 7 and fixing hole is fixed; On base of the carrier head, be provided with fixed cover 2, the lower surface of fixed cover 2 is the plane, the bilateral symmetry of fixed cover 2 is provided with horizontal stand 21, horizontal stand 21 is provided with the through hole 211 of specification unanimity, base of the carrier head 1 is provided with installing hole 12 and corresponding with through hole 211, and securing member 3 passes through hole 211 and cooperates with installing hole 12 fixed cover 2 is fixed on the base of the carrier head 1; In fixed cover 2, be provided with compression spring 4 and locking pin 5, the compression spring housing is on locking pin, fixed cover is stretched out in the upper end of locking pin, on the top of locking pin, be fixed with pull head 6, pull head and locking pin interference fit, the lower end of locking pin is provided with screens step I51, the upper end of compression spring is against on the inner face 23 of fixed cover, the lower end of compression spring is against on the screens step I, locating hole 91 corresponding matching that the bottom of locking pin is stretched on mounting groove and the saw blade compress saw blade, locking pin is provided with screens step II52, and screens step II is positioned at screens step I below.
In the foregoing description, securing member is a screw, also can select bolt or other securing members for use; The bottom face of locking pin is a taper seat, is convenient to accurate and on the saw blade the automatically locating hole of locking pin and matches.
Assembling process of the present invention is: reciprocal sheet is inserted in the mounting groove of base of the carrier head, fix with the riveting pin, the riveting pin is pressed into base of the carrier head makes riveting pin upper surface concordant with the base of the carrier head upper surface; Locking pin is placed on the base of the carrier head, and screens step II is against on the upper surface of base of the carrier head auxiliary fixing; To compress spring housing on locking pin, then fixed cover be covered compression spring and locking pin, fixed cover will be fixed on the base of the carrier head with screw; At last pull head and locking pin interference are press-fitted, whether in working order no matter guarantee reciprocating saw like this, the compression spring all keeps down and pushes away the power of locking pin, can both fixedly secure saw blade, and is safe and reliable.
The present invention realizes clamping fast by following process: elder generation was with the pull head pull-up when saw blade was installed, make locking pin leave the mounting groove of base of the carrier head, then saw blade is inserted in the mounting groove, the saw blade of having good positioning makes the locating hole on the saw blade corresponding with locking pin, unclamp pull head then, the compression spring is released, and the power of generation is applied on the screens step I of locking pin, promotes locking pin and down moves, make the taper seat of locking pin bottom be adjacent to the locating hole of saw blade, clamp saw blade thereby press; During the dismounting saw blade, the pull-up pull head, the taper seat of locking pin and saw blade hole break away from, and from base of the carrier head pull out saw blade with hand this moment, thereby realize saw blade quick-clamping and dismounting.
By fast fixture provided by the present invention, can easily realize the loading and unloading of saw blade, this structure operation is flexible, quick and convenient, and fixation, safe and reliable designs ingeniously, and technology is simple, has reduced the processing technology requirement of securing member, has reduced production cost.
Claims (10)
1. quick clamping device of reciprocating saw, comprise base of the carrier head (1) and reciprocal sheet (8), back and forth sheet is connected on the base of the carrier head, be provided with the mounting groove (11) that saw blade (9) is installed in the base of the carrier head, be provided with saw blade and clamp assembly on base of the carrier head, it is characterized in that: described saw blade clamps assembly and comprises the fixed structure that is fixed on the base of the carrier head and be located at the elastic recovery mechanism that tightly suppresses saw blade in the fixed structure.
2. a kind of quick clamping device of reciprocating saw according to claim 1 is characterized in that: described fixed structure is fixed cover (2), and fixed cover is fixed on the base of the carrier head by securing member (3).
3. a kind of quick clamping device of reciprocating saw according to claim 2, it is characterized in that: the lower surface of described fixed cover is the plane, the bilateral symmetry of fixed cover is provided with the through hole (211) of specification unanimity, base of the carrier head is provided with installing hole (12) and corresponding with the through hole on the fixed cover, and described securing member passes through hole and installing hole is connected.
4. according to claim 2 or 3 described a kind of quick clamping device of reciprocating saw, it is characterized in that: described securing member is that machine is pressed screw.
5. a kind of quick clamping device of reciprocating saw according to claim 1, it is characterized in that: described elastic recovery mechanism comprises compression spring (4) and the locking pin (5) that is located in the fixed cover, the compression spring housing is on locking pin, fixed cover is stretched out in the upper end of locking pin, the lower end of locking pin is provided with screens step I (51), the upper end of compression spring is against on the inner face (23) of fixed cover, the lower end of compression spring is against on the screens step I, and locating hole (91) corresponding matching that the bottom of locking pin is stretched on mounting groove and the saw blade compresses saw blade.
6. a kind of quick clamping device of reciprocating saw according to claim 5 is characterized in that: described locking pin is provided with screens step II (52), and screens step II is positioned at screens step I below.
7. a kind of quick clamping device of reciprocating saw according to claim 5 is characterized in that: the bottom face of described locking pin is a taper seat.
8. a kind of quick clamping device of reciprocating saw according to claim 5 is characterized in that: the top of described locking pin is provided with stretching structure.
9. a kind of quick clamping device of reciprocating saw according to claim 8 is characterized in that: described stretching structure is pull head (6), pull head and the locking pin interference fit that is fixed on the top of locking pin.
10. a kind of quick clamping device of reciprocating saw according to claim 1, it is characterized in that: described reciprocal sheet is inserted in the mounting groove, it is corresponding with the fixing hole (81) on the reciprocal sheet that base of the carrier head is provided with pin-and-hole (13), and reciprocal sheet passes pin-and-hole by riveting pin (7) and fixing hole is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010195194 CN101905354A (en) | 2010-06-08 | 2010-06-08 | Quick clamping device of reciprocating saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010195194 CN101905354A (en) | 2010-06-08 | 2010-06-08 | Quick clamping device of reciprocating saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101905354A true CN101905354A (en) | 2010-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010195194 Pending CN101905354A (en) | 2010-06-08 | 2010-06-08 | Quick clamping device of reciprocating saw |
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| CN (1) | CN101905354A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929546A (en) * | 2015-06-26 | 2015-09-23 | 山东科瑞机械制造有限公司 | Continuous oil pipe injection head clamping device |
| CN105665820A (en) * | 2016-03-18 | 2016-06-15 | 浙江亚特电器有限公司 | Support device for reciprocating saw |
| CN108533609A (en) * | 2018-06-27 | 2018-09-14 | 安顺市智汇家装饰装潢有限公司 | Guide rail and sliding part |
| WO2024124506A1 (en) * | 2022-12-15 | 2024-06-20 | 丽水遂智科技咨询有限公司 | Bamboo board cutting device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4243342A (en) * | 1979-07-27 | 1981-01-06 | J. I. Case Company | Snap fast fastener |
| US4294013A (en) * | 1980-02-25 | 1981-10-13 | Widder Corporation | Portable hacksaw |
| US5458346A (en) * | 1993-12-28 | 1995-10-17 | Briggs; William L. | Keyless saw blade chuck |
| US5848474A (en) * | 1996-05-23 | 1998-12-15 | Black & Decker Inc. | Saw blade clamping arrangement for a power tool |
| US20080073469A1 (en) * | 2006-09-26 | 2008-03-27 | Central Industrial Supply Company | Mounting bracket for square hole racks and round hole racks |
| CN201711603U (en) * | 2010-06-08 | 2011-01-19 | 浙江亚特电器有限公司 | Quick clamping device of reciprocating saw |
-
2010
- 2010-06-08 CN CN 201010195194 patent/CN101905354A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4243342A (en) * | 1979-07-27 | 1981-01-06 | J. I. Case Company | Snap fast fastener |
| US4294013A (en) * | 1980-02-25 | 1981-10-13 | Widder Corporation | Portable hacksaw |
| US5458346A (en) * | 1993-12-28 | 1995-10-17 | Briggs; William L. | Keyless saw blade chuck |
| US5848474A (en) * | 1996-05-23 | 1998-12-15 | Black & Decker Inc. | Saw blade clamping arrangement for a power tool |
| US20080073469A1 (en) * | 2006-09-26 | 2008-03-27 | Central Industrial Supply Company | Mounting bracket for square hole racks and round hole racks |
| CN201711603U (en) * | 2010-06-08 | 2011-01-19 | 浙江亚特电器有限公司 | Quick clamping device of reciprocating saw |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104929546A (en) * | 2015-06-26 | 2015-09-23 | 山东科瑞机械制造有限公司 | Continuous oil pipe injection head clamping device |
| CN105665820A (en) * | 2016-03-18 | 2016-06-15 | 浙江亚特电器有限公司 | Support device for reciprocating saw |
| CN105665820B (en) * | 2016-03-18 | 2018-07-17 | 浙江亚特电器有限公司 | A kind of support device of reciprocating saw |
| CN108533609A (en) * | 2018-06-27 | 2018-09-14 | 安顺市智汇家装饰装潢有限公司 | Guide rail and sliding part |
| WO2024124506A1 (en) * | 2022-12-15 | 2024-06-20 | 丽水遂智科技咨询有限公司 | Bamboo board cutting device |
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Application publication date: 20101208 |