CN2592317Y - Saw frame - Google Patents
Saw frame Download PDFInfo
- Publication number
- CN2592317Y CN2592317Y CN 02288378 CN02288378U CN2592317Y CN 2592317 Y CN2592317 Y CN 2592317Y CN 02288378 CN02288378 CN 02288378 CN 02288378 U CN02288378 U CN 02288378U CN 2592317 Y CN2592317 Y CN 2592317Y
- Authority
- CN
- China
- Prior art keywords
- saw
- frame plate
- sawing
- support body
- saw blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a hacksaw frame. Most of the existing hacksaw frames have the disadvantages that the installation time of a saw blade is long; only one method of sawing (lower sawing) can be carried out, and two methods of the sawing (lower sawing and flat sawing) can not be carried out; the angle between the frame body and the plane in which a saw handle is positioned can not be adjusted. The utility model comprises a saw beam, a saw handle which is connected and integrated with the saw beam, and a frame body which is sheathed on the saw beam. The utility model is characterized in that the saw beam is a whole round rod of which the front end is screwed with a screwing nut; the frame body comprises a front frame plate, a rear frame plate and a fixing plate by which the front frame plate and the rear frame plate are screwed; the fixing plate is arranged on the upper part of the frame body, and a positioning rod is arranged on the connecting part between the rear frame plate and the saw beam which is provided with a positioning groove matched with the positioning rod. The utility model has the advantages that the installation speed of the saw blade can be improved greatly; the angle between the frame body and the plane in which the saw handle is positioned can be adjusted; two methods of the sawing can be realized to meet the requirement of some specific situations.
Description
Technical field
The utility model relates to a kind of hacksaw frame.
Background technology
The existing most of hacksaw frames that use, as China Patent No. is a kind of adjustable hacksaw frame of ZL 90209476.9, its structure comprises that fixing bracket body, part are enclosed within movable support body in the fixing bracket body and the saw handle that is connected as a single entity with fixing bracket body, the edge of movable support body is provided with groove, the front end of fixing bracket body is provided with the alignment pin with groove fit, saw blade is installed between square shaft and the square bolt, the elasticity of regulating saw blade by butterfly (ingot) nut that is enclosed within on the square bolt.When saw blade fractureed, bigger moving can take place in alignment pin, generally all can break away from the groove that cooperates with it, alignment pin was repositioned in the groove before new saw blade is installed, and influenced the installation of saw blade.Install or when more renewing saw blade, need rotation wing nut multi-turn, carry out the operation of unclamping or locking of square bolt, the set-up time of saw blade is longer.In addition, saw blade and plane, saw handle place angulation are 0 °, can only carry out the sawing (saw down) of single mode, can not carry out the sawing (saw and flat sawing down) of dual mode.Fixing bracket body and saw handle are affixed, can't regulate the angle between plane, saw handle place and the support body.
The utility model content
Technical problem to be solved in the utility model is the defective that overcomes above-mentioned prior art, and a kind of hacksaw frame that blade speed is fast, can regulate angle between plane, saw handle place and the support body and can carry out the dual mode sawing to workpiece of installing is provided.
The technical scheme that the utility model adopted is: novel saw frame, comprise saw beam, the saw handle that is connected as a single entity of rear end and be socketed in support body on the saw beam with it, and be characterized in that described saw beam is whole round bar, its front end is spirally connected and one screws nut; Described support body comprises fronk rack plate, back frame plate and both fixed heads that is spirally connected, and fixed head is located at the top of support body, and back frame plate is provided with backstay with the junction of saw beam, and the saw beam is provided with the detent that cooperates with backstay.Because fixed head is located at the top of support body, utilizes lever principle, only needs that the rotation nut is rotated several circles and just can reach unclamping of saw blade or lock; The saw beam of monolithic devices is adjusted support body, the bigger speed that saw blade is installed that improved at the saw blade Shi Buxu that fractures.When unclamping backstay, saw handle just can rotate around support body, thereby reaches the purpose of regulating angle between plane, saw handle place and the support body, has avoided when saw handle contacts with workpiece and can't continue the situation of sawing.
Described novel saw frame, the two sides of forward and backward frame plate are respectively equipped with the left and right locating piece perpendicular to frame plate, and left locating piece is provided with reference column, and frame plate is provided with middle reference column, and right locating piece is provided with down reference column.Two last reference columns or following reference column role are the same, be used to install the saw blade vertical between the reference column with the support body plane, it is flat sawing to the left or to the right, be used between two middle reference columns installing and the parallel plane saw blade of support body, it can be sawed downwards, realize two kinds of sawing modes, satisfied some requirement of special occasion.Reference column on the fronk rack plate is slightly oblique forward, and the reference column on the back frame plate backward slightly tiltedly, and is convenient when saw blade is installed like this.
Described novel saw frame, fixed head are provided with saw blade and change locating hole, and the saw beam is provided with saw blade and changes the corresponding replacing detent of locating hole.The length of existing saw blade is generally two kinds of 20cm and 30cm, when the two ends of fixed head are screwed onto support body, the saw blade of 30cm is installed between the reference column; When the replacing locating hole on back frame plate and the fixed head is spirally connected, change detent and cooperate with backstay, the saw blade of 20cm is installed between the reference column, be fit to the installation of two kinds of length saw blades.
Described novel saw frame, detent and to change detent be more than 2 or 2, described groove is positioned on the same circumference, the angle number of degrees between adjacent grooves are 0-90 °, groove be used for saw handle around support body rotate the location.
Described novel saw frame screws connection one regulating handle on the nut, handled easily.
The utility model is simple in structure, and it utilizes lever principle, only needs that the rotation nut is rotated several circles and just can reach unclamping of saw blade or lock the bigger installation rate that improves saw blade; Utilize the socket of saw beam and support body, reach the purpose of angle between adjusting plane, saw handle place and the support body, avoided when saw handle contacts with workpiece and can't continue the situation of sawing; Realize two kinds of sawing modes, satisfied some requirement of special occasion.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 be among Fig. 1 A to partial enlarged drawing.
The specific embodiment
As shown in the figure, novel saw frame, the saw handle 2 that comprise saw beam 1, is connected as a single entity with saw beam 1 rear end and be socketed in support body on the saw beam 1.Saw beam 1 be whole round bar, and its front end is spirally connected and one screws nut 3, screws nut 3 connections one regulating handle 16.Support body is made up of fronk rack plate 4, back frame plate 5 and both fixed head 6 of being spirally connected, fixed head 6 is located at the top of support body, the length of fixed head 6 and the saw blade of 30cm match, rear end near fixed head 6 has saw blade to change locating hole 14, distance between the front end of this hole and fixed head 6 matches with the saw blade of 20cm, and back frame plate 5 is provided with backstay 7 with the junction of saw beam 1.Saw beam 1 is provided with 3 detents that cooperate with backstay 8 on same circumference, and the angle number of degrees between detent are 90 °.Change 3 that the corresponding saw beam 1 of locating hole 14 is provided with on same circumference with saw blade and change detents 15, the angle number of degrees between groove are 90 °, when back frame plate 5 and saw blade are changed locating hole 14 and be spirally connected, change detent 15 and cooperate with backstay 7.The two sides of forward and backward frame plate are respectively equipped with the left and right locating piece 9,10 perpendicular to frame plate, and left locating piece 9 is provided with reference column 11, and frame plate is provided with middle reference column 12, and right locating piece 10 is provided with down reference column 13.Go up between the reference column for two and be used to install the saw blade vertical with the support body plane, it is flat sawing to the left or to the right, be used to install the saw blade vertical between two following reference columns with the support body plane, it is flat sawing to the left or to the right, be used between two middle reference columns installing and the parallel plane saw blade of support body, it can be sawed downwards.
When the two ends of fixed head are spirally connected with forward and backward frame plate respectively, be used for the saw blade that installation length is 30cm between corresponding two reference columns; When the front end of fixed head and on saw blade when changing locating hole and being spirally connected with forward and backward frame plate respectively, be used for the saw blade that installation length is 20cm between corresponding two reference columns.
Claims (5)
1, novel saw frame comprises saw beam (1), the saw handle (2) that is connected as a single entity of rear end and be socketed in the support body of sawing on the beam (1) with it, it is characterized in that described saw beam (1) is whole round bar, and its front end is spirally connected and one screws nut (3); Described support body comprises fronk rack plate (4), back frame plate (5) and is spirally connected both fixed heads (6), fixed head (6) is located at the top of support body, back frame plate (5) is provided with backstay (7) with the junction of saw beam (1), and saw beam (1) is provided with the detent (8) that cooperates with backstay (7).
2, novel saw frame according to claim 1, the two sides of the described forward and backward frame plate of its feature (4,5) are respectively equipped with the left and right locating piece (9,10) perpendicular to frame plate, left side locating piece (9) is provided with reference column (11), frame plate is provided with middle reference column (12), and right locating piece (10) is provided with down reference column (13).
3, novel saw frame according to claim 1 and 2, the described fixed head of its feature (6) are provided with saw blade and change locating hole (14), and saw beam (1) is provided with saw blade and changes the corresponding replacing detent (15) of locating hole (14).
4, novel saw frame according to claim 3, described detent of its feature (8) and replacing detent (15) are respectively more than 2 or 2, and described groove is positioned on the same circumference, and the angle number of degrees between adjacent grooves are 0-90 °.
5, novel saw frame according to claim 1, the described nut (3) that screws of its feature is gone up connection one regulating handle (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02288378 CN2592317Y (en) | 2002-12-10 | 2002-12-10 | Saw frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02288378 CN2592317Y (en) | 2002-12-10 | 2002-12-10 | Saw frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2592317Y true CN2592317Y (en) | 2003-12-17 |
Family
ID=33748287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02288378 Expired - Fee Related CN2592317Y (en) | 2002-12-10 | 2002-12-10 | Saw frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2592317Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315138A (en) * | 2019-08-09 | 2019-10-11 | 宁波韩斯佳户外用品有限公司 | A kind of detachable and portable saw |
| CN111347098A (en) * | 2020-04-23 | 2020-06-30 | 贵阳品创科技有限公司 | Hardware convenient to retrieve and recycle |
-
2002
- 2002-12-10 CN CN 02288378 patent/CN2592317Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315138A (en) * | 2019-08-09 | 2019-10-11 | 宁波韩斯佳户外用品有限公司 | A kind of detachable and portable saw |
| CN111347098A (en) * | 2020-04-23 | 2020-06-30 | 贵阳品创科技有限公司 | Hardware convenient to retrieve and recycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |