CN104759688A - Bench-work saw capable of installing broken saw blade - Google Patents
Bench-work saw capable of installing broken saw blade Download PDFInfo
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- CN104759688A CN104759688A CN201510204256.9A CN201510204256A CN104759688A CN 104759688 A CN104759688 A CN 104759688A CN 201510204256 A CN201510204256 A CN 201510204256A CN 104759688 A CN104759688 A CN 104759688A
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- saw
- saw blade
- retainer ring
- groove
- bow
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Abstract
The invention discloses a bench-work saw capable of installing a broken saw blade. The bench-work saw capable of installing the broken saw blade comprises a saw bow, a telescopic pole, a front fixing ring and a back fixing ring, the saw bow is manufactured to be shaped like an F, one end of the saw bow is provided with a handle, the other end of the saw bow is provided with a threaded hole which is equipped with a limiting bolt, and the back fixing ring is arranged in the middle of the saw bow; the telescopic pole is manufactured to be shaped like an L, one end of the telescopic pole is provided with a groove, the other end of the telescopic pole is provided with the front fixing ring, the long side of the telescopic pole is provided with multiple semicircular limiting grooves, the end, containing the groove, of the telescopic pole extends into the saw bow, and the telescopic pole is connected with the saw bow through clamping of the limiting bolt and the semicircular limiting grooves; a front pull rod is arranged in the front fixing ring, and a back pull rod is arranged in the back fixing ring. The bench-work saw capable of installing the broken saw blade has the advantages that the structure is simple, and the technical problem that for an existing bench-work saw, the broken saw blade can not be installed can be solved.
Description
Technical field
The present invention relates to small tool, be specifically related to a kind of frame saw installing breaking saw blade.
Background technology
Pincers worker is very important work post in machining, and along with the fast development of equipment manufacture and the extensive use of high-end Precision Manufacturing Technology, the status of pincers worker in manufacturing industry is also more and more higher.Sawing processing is one of basic skills of pincers worker, and the quality of sawing and speed directly affect quality and the manufacturing cycle of product following process quality.
The main tool of pincers worker sawing is frame saw.Existing frame saw can only come by means of the installing hole at saw blade two ends when installing saw blade, and like this once saw blade is fractureed cannot reuse, it is that sawing processes common occurrence feelings that saw blade is fractureed.This can cause the waste of a large amount of saw blade.
Summary of the invention
The object of the present invention is to provide a kind of frame saw installing breaking saw blade rational in infrastructure, easy to use.It can solve existing frame saw in background technology cannot install the technical barrier of the saw blade fractureed, thus can save the use amount of saw blade.
For achieving the above object, technical scheme of the present invention, it comprises saw bow, expansion link, front retainer ring and rear retainer ring, described saw bow makes F type, and its one end is provided with handle, and the other end is provided with screwed hole, be furnished with stop screw in described screwed hole, centre position is provided with rear retainer ring; L-type made by described expansion link, its one end is provided with groove, the other end is provided with front retainer ring, the long limit of described expansion link is provided with multiple semicircle stopper slot, one end containing hook groove on described expansion link extend in saw bow, and expansion link is connected with saw bow by the engaging of stop screw with semicircle stopper slot; Be provided with front tension bar in described front retainer ring, in described rear retainer ring, be provided with back stay.
In technique scheme, described front retainer ring and the endoporus of rear retainer ring are respectively provided with four equal and opposite in directions and orthogonal plane.
Large 1 ~ the 2mm of diameter of the gap ratio stopper slot of adjacent stopper slot on described expansion link.
One end of described front tension bar is provided with external screw thread one, described external screw thread one is provided with wing nut one, the other end of front tension bar is provided with square front chuck, the front clip slot of a saw blade thickness is provided with in described front chuck, the bottom surface of described front clip slot is provided with jagged front groove, the top of front clip slot is provided with through screwed hole, is provided with thumbscrew one in described screwed hole, and the centre of front tension bar is provided with four equal and opposite in directions and orthogonal plane.
One end of described back stay is provided with external screw thread two, described external screw thread two is provided with wing nut two, the other end of back stay is provided with square rear chuck, the rear clip slot of a saw blade thickness is provided with in described rear chuck, the bottom surface of described rear clip slot is provided with jagged rear groove, the top of rear clip slot is provided with through screwed hole, is provided with thumbscrew two in described screwed hole, and the centre of back stay is provided with four equal and opposite in directions and orthogonal plane.
The teeth directional of described front groove tilts to the front of saw bow, and the teeth directional of described rear groove is to the back sweep of saw bow.
Adopt after technique scheme, expansion link can be eliminated and come off from saw bow, realize reliable fixing to reuse the saw blade fractureed on frame saw of the saw blade after fractureing, thus avoid a large amount of wastes that saw blade causes because fractureing.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation installing the frame saw of breaking saw blade of the present invention;
Fig. 2 is the A direction view in Fig. 1;
Fig. 3 is the B place zoomed-in view in Fig. 1.
In accompanying drawing, the title of each label is: 1, saw bow, 11, handle, 2, expansion link, 21, groove, 22, stopper slot, 3, front retainer ring, 4, rear retainer ring, 5, front tension bar, 51, external screw thread one, 52, wing nut one, 53, butterfly-type screw one, 54, front chuck, 55, front clip slot, 56, front groove, 6, back stay, 61, external screw thread two, 62, wing nut two, 63, butterfly-type screw two, 64, rear chuck, 65, rear clip slot, 56, rear groove, 7, stop screw.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of frame saw installing breaking saw blade of the present invention is described further:
From Fig. 1, Fig. 2 and Fig. 3, the present invention it comprise saw bow 1, expansion link 2, front retainer ring 3 and rear retainer ring 4, described saw bow 1 makes F type, and its one end is provided with handle 11, the other end is provided with screwed hole, is furnished with stop screw 7 centre position and is provided with rear retainer ring 4 in described screwed hole; L-type made by described expansion link 2, its one end is provided with groove 21, the other end is provided with front retainer ring 3, the long limit of described expansion link 2 is provided with multiple semicircle stopper slot 22, one end containing hook groove 21 on described expansion link 2 extend in saw bow 1, and expansion link 2 is connected with saw bow 1 by the engaging of stop screw 7 with semicircle stopper slot 22; Be provided with front tension bar 5 in described front retainer ring 3, in described rear retainer ring 4, be provided with back stay 6.
Further, described front retainer ring 3 and the endoporus of rear retainer ring 4 are respectively provided with four equal and opposite in directions and orthogonal plane.
One end of described front tension bar 5 is provided with external screw thread 1, and described external screw thread 1 is provided with wing nut 1, and the other end of front tension bar 5 is provided with square front chuck 54.The front clip slot 55 of a saw blade thickness is provided with in described front chuck 54, the bottom surface of described front clip slot 55 is provided with jagged front groove 56, the top of front clip slot 55 is provided with through screwed hole, be provided with thumbscrew 1 in described screwed hole, the centre of front tension bar 5 is provided with four equal and opposite in directions and orthogonal plane.
One end of described back stay 6 is provided with external screw thread 2 61, described external screw thread 2 61 is provided with wing nut 2 62, the other end of back stay 6 is provided with square rear chuck 64, the rear clip slot 65 of a saw blade thickness is provided with in described rear chuck 64, the bottom surface of described rear clip slot 65 is provided with jagged rear groove 66, the top of rear clip slot 65 is provided with through screwed hole, is provided with thumbscrew 2 63 in described screwed hole, and the centre of back stay 6 is provided with four equal and opposite in directions and orthogonal plane.
The teeth directional of described front groove 56 tilts to the front of saw bow 1, and the teeth directional of described rear groove 65 is to the back sweep of saw bow 1.
Using method of the present invention and step are: the first step checks whether saw bow 1 separates with expansion link 2, if both separate, first will expansion link 2 have one end of hook groove 21 insert in saw bow 1; Stretch out the length of saw bow 1 according to the length adjustment expansion link 2 of saw blade, the some semicircle stopper slot 22 of expansion link 2 is stuck on banking pin 7; Second step installs saw blade, and the sawtooth of saw blade is forwards tilted, and the rear end of saw blade is placed in rear clip slot 65, and screws thumbscrew 2 63; Unclamp wing nut 1, front tension bar 5 can be moved freely in front retainer ring 3, and be placed in front clip slot 55 front end of saw blade, and screw thumbscrew 1, the 3rd step is tensioning saw blade, screws wing nut 1, makes the rate of tension of saw blade moderate.
In the present embodiment, if installation is complete saw blade, also the two ends of saw blade can be placed in front clip slot 55 and rear clip slot 65, and makes thumbscrew 1 and thumbscrew 2 63 pierce into the front and back mounting holes internal fixtion of saw blade respectively.
In the present embodiment, for install fracture after the saw blade of different length, described expansion link 2 is provided with several semicircle stopper slots 21, and the large 1 ~ 2mm of diameter of the gap ratio stopper slot 21 of adjacent stopper slot 21.
In the present embodiment, two sides of institute's installation saw blade are respectively provided with groove, the direction of the groove of each side is interspersed, that is, the groove of the rearmost end of saw blade tilts backwards, and the groove foremost of saw blade turns forward, and the tooth pitch of groove is 0.3 ~ 1.0mm, the degree of depth of groove is 0.1 ~ 0.15mm, described saw blade by rear end forward end be followed successively by groove that 3 ~ 7 sweptback grooves 3 ~ 7 turn forward again 3 ~ 7 each sweptback grooves etc. be interspersed successively.The installation fixation principle of breaking saw blade is, utilizes that the front groove 66 of the front groove 56 of saw blade two sides groove and front clip slot 55 bottom surface and rear clip slot 65 bottom surface is unidirectional to be engaged, and re-uses thumbscrew 1, being fixedly clamped of thumbscrew 1.
Claims (6)
1. one kind the frame saw of breaking saw blade can be installed, it comprises saw bow (1), expansion link (2), front retainer ring (3) and rear retainer ring (4), it is characterized in that: described saw bow (1) makes F type, its one end is provided with handle (11), the other end is provided with screwed hole, be furnished with stop screw (7) in described screwed hole, centre position is provided with rear retainer ring (4); L-type made by described expansion link (2), its one end is provided with groove (21), the other end is provided with front retainer ring (3), the long limit of described expansion link (2) is provided with multiple semicircle stopper slot (22), the upper one end containing hook groove (21) of described expansion link (2) extend in saw bow (1), and expansion link (2) is connected with saw bow (1) with the engaging of semicircle stopper slot (22) by stop screw (7); Be provided with front tension bar (5) in described front retainer ring (3), in described rear retainer ring (4), be provided with back stay (6).
2. a kind of frame saw installing breaking saw blade according to claim 1, is characterized in that: described front retainer ring (3) and the endoporus of rear retainer ring (4) are respectively provided with four equal and opposite in directions and orthogonal plane.
3. a kind of frame saw installing breaking saw blade according to claim 1, is characterized in that: the large 1 ~ 2mm of diameter of the gap ratio stopper slot of the upper adjacent stopper slot (21) of described expansion link (2).
4. a kind of frame saw installing breaking saw blade according to claim 1, it is characterized in that: one end of described front tension bar (5) is provided with external screw thread one (51), described external screw thread one (51) is provided with wing nut one (52), the other end of front tension bar (5) is provided with square front chuck (54), the front clip slot (55) of a saw blade thickness is provided with in described front chuck (54), the bottom surface of described front clip slot (55) is provided with jagged front groove (56), the top of front clip slot (55) is provided with through screwed hole, thumbscrew one (53) is provided with in described screwed hole, the centre of front tension bar (5) is provided with four equal and opposite in directions and orthogonal plane.
5. a kind of frame saw installing breaking saw blade according to claim 1, it is characterized in that: one end of described back stay (6) is provided with external screw thread two (61), described external screw thread two (61) is provided with wing nut two (62), the other end of back stay (6) is provided with square rear chuck (64), the rear clip slot (65) of a saw blade thickness is provided with in described rear chuck (64), the bottom surface of described rear clip slot (65) is provided with jagged rear groove (66), the top of rear clip slot (65) is provided with through screwed hole, thumbscrew two (63) is provided with in described screwed hole, the centre of back stay (6) is provided with four equal and opposite in directions and orthogonal plane.
6. a kind of frame saw installing breaking saw blade according to claim 4 or 5, is characterized in that: the teeth directional of described front groove (56) tilts to the front of saw bow (1), and the teeth directional of described rear groove (65) is to the back sweep of saw bow (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510204256.9A CN104759688A (en) | 2015-04-28 | 2015-04-28 | Bench-work saw capable of installing broken saw blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510204256.9A CN104759688A (en) | 2015-04-28 | 2015-04-28 | Bench-work saw capable of installing broken saw blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104759688A true CN104759688A (en) | 2015-07-08 |
Family
ID=53641961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510204256.9A Pending CN104759688A (en) | 2015-04-28 | 2015-04-28 | Bench-work saw capable of installing broken saw blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104759688A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856884A (en) * | 2018-07-02 | 2018-11-23 | 浙江贝耐特工具有限公司 | A kind of frame saw being capable of clamping breaking saw blade |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3118759A1 (en) * | 1981-05-12 | 1982-12-02 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Device for holding a saw blade on the plunger of a jig-saw |
| CN1107637A (en) * | 1993-03-31 | 1995-08-30 | Eltos公司 | Device for securing jig saw blades in the hollow shafts of jig saws |
| CN2232812Y (en) * | 1995-10-13 | 1996-08-14 | 张�焕 | Iron saw |
| CN1153095A (en) * | 1995-09-11 | 1997-07-02 | 微型锯股份有限公司 | Saw blade-holder |
| CN2745687Y (en) * | 2004-11-26 | 2005-12-14 | 纪贵君 | Hand saw capable of reusing broken saw blade |
| CN200984670Y (en) * | 2006-12-22 | 2007-12-05 | 河北理工大学 | Hacksaw capable of reusing broken saw blade |
| CN102151898A (en) * | 2011-04-03 | 2011-08-17 | 尹忠文 | Manual steel saw bow |
| CN103934502A (en) * | 2014-05-09 | 2014-07-23 | 赵夫超 | Bench worker saw with saw blades clamped on two sides |
| CN204565284U (en) * | 2015-04-28 | 2015-08-19 | 赵夫超 | A kind of frame saw installing breaking saw blade |
-
2015
- 2015-04-28 CN CN201510204256.9A patent/CN104759688A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3118759A1 (en) * | 1981-05-12 | 1982-12-02 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Device for holding a saw blade on the plunger of a jig-saw |
| CN1107637A (en) * | 1993-03-31 | 1995-08-30 | Eltos公司 | Device for securing jig saw blades in the hollow shafts of jig saws |
| CN1153095A (en) * | 1995-09-11 | 1997-07-02 | 微型锯股份有限公司 | Saw blade-holder |
| US5675900A (en) * | 1995-09-11 | 1997-10-14 | Scies Miniatures S.A. | Saw blade-holder |
| CN2232812Y (en) * | 1995-10-13 | 1996-08-14 | 张�焕 | Iron saw |
| CN2745687Y (en) * | 2004-11-26 | 2005-12-14 | 纪贵君 | Hand saw capable of reusing broken saw blade |
| CN200984670Y (en) * | 2006-12-22 | 2007-12-05 | 河北理工大学 | Hacksaw capable of reusing broken saw blade |
| CN102151898A (en) * | 2011-04-03 | 2011-08-17 | 尹忠文 | Manual steel saw bow |
| CN103934502A (en) * | 2014-05-09 | 2014-07-23 | 赵夫超 | Bench worker saw with saw blades clamped on two sides |
| CN204565284U (en) * | 2015-04-28 | 2015-08-19 | 赵夫超 | A kind of frame saw installing breaking saw blade |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856884A (en) * | 2018-07-02 | 2018-11-23 | 浙江贝耐特工具有限公司 | A kind of frame saw being capable of clamping breaking saw blade |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
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Application publication date: 20150708 |