CN216505694U - Transverse garland saw - Google Patents
Transverse garland saw Download PDFInfo
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- CN216505694U CN216505694U CN202122742818.9U CN202122742818U CN216505694U CN 216505694 U CN216505694 U CN 216505694U CN 202122742818 U CN202122742818 U CN 202122742818U CN 216505694 U CN216505694 U CN 216505694U
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Abstract
The utility model discloses a transverse garland saw, which comprises a base, a support arm, a connecting rod mechanism and a saw blade, wherein the support arm is arranged on the base; a motor is fixed in the base, and the top end of the base is provided with a working table surface; the support arm is fixedly connected with the base and is fixed above the working table surface; the connecting rod mechanism is C-shaped, the connecting rod mechanism is arranged in the support arm and the base, and a saw blade is arranged at an opening of the connecting rod mechanism for connection; the saw blade direction is perpendicular to the support arm direction, and the motor drives the saw blade to reciprocate up and down through the eccentric rotating shaft and the connecting rod mechanism. The direction of the saw blade is changed, so that the direction of the saw blade is staggered with the support arm, when a workpiece is cut, the support arm cannot influence the maximum propelling stroke of the workpiece, and the garland saw can cut the workpiece with larger volume; saw blade, first connecting rod, second connecting rod and third connecting rod constitute four-bar linkage, improve the stability of saw blade, reduce the shake improvement stability of saw blade.
Description
Technical Field
The utility model relates to the field of hand tools, in particular to a transverse garland saw.
Background
Along with the development of economy, people pay more and more attention to education of children. In addition to the traditional education field, some manual classes for extraclass training are also favored by parents. The manual lesson can arouse the interest of the children, cultivate the abilities of the children for the cooperation between the hands and the brains and using tools, and can also improve the cooperation spirit of the children and create new consciousness. In the manual manufacturing process, the self-confidence, the observation power, the creativity and the practical ability of the children enable the children to develop comprehensively.
The existing garland saw used in manual lessons has the problem that the support arm often interferes with the movement of a workpiece to influence the maximum propelling stroke of the workpiece when in actual operation because the direction of a saw blade is consistent with that of the support arm.
Disclosure of Invention
The utility model aims to provide a transverse broaching saw.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a transverse garland saw comprises a base, a support arm, a connecting rod mechanism and a saw blade;
a motor is fixed in the base, and a working table is arranged at the top end of the base;
the support arm is fixedly connected with the base and is fixed above the working table surface;
the connecting rod mechanism is C-shaped, the connecting rod mechanism is arranged in the support arm and the base, and a saw blade is arranged at an opening of the connecting rod mechanism for connection;
the saw blade direction is perpendicular to the support arm direction, and the motor drives the saw blade to reciprocate up and down through the eccentric rotating shaft and the connecting rod mechanism.
Further, the link mechanism comprises a first link, a second link and a third link;
the first connecting rod and the second connecting rod are respectively hinged and installed in the support arm and the base, and are parallel;
one end of the first connecting rod and one end of the second connecting rod are hinged through a third connecting rod in the support arm, and the other end of the first connecting rod and the other end of the second connecting rod are detachably connected with the saw blade.
Furthermore, both ends of the saw blade are provided with limiting bulges, and the working table surface is provided with a through hole for the limiting bulges to pass through.
Furthermore, a barb sliding block for fixing the saw blade is slidably mounted at the end part of the first connecting rod;
the barb slider penetrates through the first connecting rod, the bottom end of the barb slider is provided with a barb part, the barb part is provided with a gap through which a saw blade passes, and the barb part is used for fixing the saw blade through a limiting bulge of the saw blade;
the top end screw thread of barb slider has connect adjusting screw soon, adjusting screw and the top butt of first connecting rod, adjusting screw is used for adjusting the height of barb slider.
Furthermore, the end part of the third connecting rod is provided with a limit inclined plane for fixing the saw blade;
the surface on spacing inclined plane is equipped with the hourglass hopper-shaped window that supplies the saw blade to pass, the maximum interval of windowing the bottom is greater than the spacing protruding width of saw blade, the minimum interval on windowing the top is less than the spacing protruding width of saw blade.
Furthermore, an eccentric rotating shaft is sleeved on a rotating shaft of the motor, and a fourth connecting rod is sleeved outside the eccentric rotating shaft and hinged with the second connecting rod;
the fourth connecting rod and the third connecting rod are respectively positioned at two ends of the second connecting rod.
Furthermore, a wood pressing telescopic rod is slidably mounted on the support arm, and a wood pressing plate is arranged at one end, close to the working table surface, of the wood pressing telescopic rod;
the support arm is screwed with a fixing nut for fixing the wood pressing telescopic rod;
and an open gap for the saw blade to pass through is formed in the middle of the wood pressing plate.
Furthermore, install two saw blade fixed columns on the pressure wood telescopic link, two saw blade fixed columns are located the both sides of saw blade, two saw blade fixed columns are used for the centre gripping the saw blade prevents to control and rocks.
Furthermore, the support arm is provided with an LED module, and the LED module faces the working table surface of the base.
Furthermore, the eccentricity of the eccentric rotating shaft is 2-3mm, the height of the saw teeth of the saw blade is 0.5mm, and the length of the saw teeth is 1 mm.
By applying the technical scheme of the utility model, the direction of the saw blade is changed, so that the direction of the saw blade is staggered with the support arm, when a workpiece is cut, the support arm cannot influence the maximum propelling stroke of the workpiece, and the garland saw can cut the workpiece with larger volume; saw blade, first connecting rod, second connecting rod and third connecting rod constitute four-bar linkage, improve the stability of saw blade, reduce the shake improvement stability of saw blade.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The present invention will be described in detail below with reference to the accompanying drawings so that the above advantages of the present invention will be more apparent.
FIG. 1 is a schematic view of a cross-directional gang saw of the present invention;
FIG. 2 is a front view of a cross-directional jigsaw of the present invention;
FIG. 3 is a partial schematic view of a cross-directional miter saw of the present invention;
FIG. 4 is a schematic view of a wood-pressing retractable rod of the cross-directional garland saw of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1-4, a cross-directional jigsaw includes a base 100, an arm 200, a linkage mechanism, and a saw blade 400;
a motor 120 is fixed in the base 100, and a working table 110 is arranged at the top end of the base 100;
the support arm 200 is fixedly connected with the base 100, and the support arm 200 is fixed above the working table surface 110;
the connecting rod mechanism is C-shaped, the connecting rod mechanism is arranged in the support arm 200 and the base 100, and a saw blade 400 is arranged at an opening of the connecting rod mechanism for connection;
the saw blade 400 is perpendicular to the support arm 200, and the motor 120 drives the saw blade 400 to reciprocate up and down through an eccentric rotating shaft and a connecting rod mechanism. The direction of the saw blade 400 is staggered with the support arm 200 by changing the direction of the saw blade 400, when a workpiece is cut, the support arm 200 cannot influence the maximum propelling stroke of the workpiece, so that the garland saw can cut the workpiece with larger volume; the saw blade 400 and the C-shaped link mechanism form a closed four-bar mechanism, so that the stability of the saw blade 400 is improved, the shake of the saw blade 400 is reduced, and the stability is improved.
In this embodiment, the link mechanism includes a first link 310, a second link 320, and a third link 330;
the first connecting rod 310 and the second connecting rod 320 are respectively hinged and installed in the support arm 200 and the base 100, and the first connecting rod 310 and the second connecting rod 320 are parallel;
one end of the first link 310 and the second link 320 is hinged through the third link 330 in the arm 200, and the other end is detachably connected with the saw blade 400. The first connecting rod 310 and the second connecting rod 320 are respectively hinged in the supporting arm 200 and the base 100 to effectively reduce the transverse shaking, and the first connecting rod 310 and the second connecting rod 320 are connected through the rigid third connecting rod 330, so that the transmission efficiency is high and stable.
In this embodiment, the two ends of the saw blade 400 are provided with limiting protrusions, and the working table 110 is provided with through holes for the limiting protrusions to pass through. Saw blade 400 is fixed through the spacing arch, realizes quick installation and the dismantlement of saw blade 400.
In this embodiment, a barb slider 500 for fixing the saw blade 400 is slidably mounted on the end of the first link 310;
the barb slider 500 penetrates through the first connecting rod 310, the bottom end of the barb slider 500 is provided with a barb part 510, the barb part 510 is provided with a gap for the saw blade 400 to pass through, and the barb part 510 is used for fixing the saw blade 400 through a limiting bulge of the saw blade 400;
the top end of the barb slide block 500 is screwed with an adjusting screw 520, the adjusting screw 520 is abutted to the top end of the first connecting rod 310, and the adjusting screw 520 is used for adjusting the height of the barb slide block 500. When the saw blade 400 is installed, the height of the barb slide block 500 is reduced through the adjusting screw 520, the saw blade 400 enables the limiting protrusion to be located above the barb part 510 through a gap from the side surface, then the barb slide block 500 is lifted through the adjusting screw 520, and the barb part 510 is abutted to the limiting protrusion to achieve the purpose of fixing the saw blade 400.
In this embodiment, the end of the third connecting rod 330 is provided with a limit slope for fixing the saw blade 400;
the surface of spacing inclined plane is equipped with the hourglass hopper-shaped window 321 that supplies saw blade 400 to pass, the biggest interval in window 321 bottom is greater than the protruding width in spacing of saw blade 400, the minimum interval on window 321 top is less than the protruding width in spacing of saw blade 400. When the saw blade 400 is fixed, the lower side of the saw blade 400 is fixed, and then the top end of the saw blade 400 is fixed. The saw blade 400 is firstly passed through the work table 110, the end of the saw blade 400 is passed through the loophole-shaped window 321, then the saw blade 400 is moved upwards along the limit inclined plane, the limit bulge is tightly contacted with the limit inclined plane, and then the barb screw is used for tensioning the saw blade 400 by adjusting the screw 520, so that the fixation of the saw blade 400 is completed.
In this embodiment, an eccentric rotating shaft is sleeved on the rotating shaft of the motor 120, and a fourth connecting rod hinged to the second connecting rod 320 is sleeved outside the eccentric rotating shaft;
the fourth link and the third link 330 are respectively located at both ends of the second link 320. The second connecting rod 320 is hinged in the base 100, the second connecting rod 320 can only rotate up and down, when the motor 120 rotates, the motor 120 drives the second connecting rod 320 to shake up and down in a reciprocating manner through the eccentric rotating shaft and the fourth connecting rod, and the second connecting rod 320 drives the first connecting rod 310 to shake synchronously through the third connecting rod 330, so that the aim of pulling the saw blade 400 back and forth to cut is achieved.
In this embodiment, a wood pressing telescopic rod 600 is slidably mounted on the supporting arm 200, and a wood pressing plate 610 is disposed at one end of the wood pressing telescopic rod 600 close to the working table 110;
a fixing nut is screwed on the support arm 200 and used for fixing the wood pressing telescopic rod 600;
the middle of the wood pressing plate 610 is provided with an open gap for the saw blade 400 to pass through. In order to prevent that when the cutting plank, the plank receives saw blade 400's drive to take place displacement about and influence the precision, through the fixed plank improvement precision of pressure plank 610, the fixed demand of different thickness can be satisfied in flexible design.
In this embodiment, the two saw blade fixing posts 700 are installed on the wood pressing telescopic rod 600, the two saw blade fixing posts 700 are located at two sides of the saw blade 400, and the two saw blade fixing posts 700 are used for clamping the saw blade 400 to prevent the saw blade 400 from shaking left and right. Because the saw blade 400 and the link mechanism constitute a closed four-bar mechanism, when the first link 310 and the second link 320 pull the saw blade 400, the saw blade 400 has a slight displacement in the horizontal direction, and when the direction of the saw blade 400 is the same as the direction of the arm 200, the advancing direction of the workpiece is the same as the displacement direction of the saw blade 400, which has little influence on the cutting accuracy. However, when the saw blade 400 changes direction, the cutting direction of the saw blade 400 is perpendicular to the horizontal displacement direction, which is a lateral displacement that affects the cutting accuracy, and the saw blade 400 is clamped by the two blade fixing posts 700 by using the toughness of the saw blade 400, thereby reducing the horizontal displacement of the saw blade 400 and reducing the influence on the accuracy.
In this embodiment, the supporting arm 200 is provided with an LED module 800, and the LED module 800 faces the working platform 110 of the base 100. Supplementary illumination through LED module 800, convenience of customers processes, helps improving the precision.
In this embodiment, the eccentric distance of the eccentric shaft is 2-3mm, the height of the saw teeth of the saw blade 400 is 0.5mm, and the length of the saw teeth is 1 mm. The data of eccentricity, sawtooth length and sawtooth height are less, and when the saw blade 400 contact in the work outside the human body, skin and flesh have certain toughness, and saw blade 400 hardly causes the injury to the human body, improves the security of garland saw, is applicable to the teaching task of manual class.
By applying the technical scheme of the utility model, the direction of the saw blade 400 is changed, so that the direction of the saw blade 400 is staggered with the support arm 200, when a workpiece is cut, the support arm 200 cannot influence the maximum propelling stroke of the workpiece, and the garland saw can cut the workpiece with larger volume; saw blade 400, first connecting rod 310, second connecting rod 320 and third connecting rod 330 constitute four-bar linkage, improve the stability of saw blade 400, reduce the shake improvement stability of saw blade 400.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A cross-directional garland saw is characterized by comprising a base (100), a support arm (200), a link mechanism and a saw blade (400);
a motor (120) is fixed in the base (100), and a working table top (110) is arranged at the top end of the base (100);
the support arm (200) is fixedly connected with the base (100), and the support arm (200) is fixed above the working table top (110);
the connecting rod mechanism is C-shaped, the connecting rod mechanism is arranged in the support arm (200) and the base (100), and a saw blade (400) is arranged at an opening of the connecting rod mechanism for connection;
the direction of the saw blade (400) is vertical to that of the support arm (200), and the motor (120) drives the saw blade (400) to reciprocate up and down through an eccentric rotating shaft and a connecting rod mechanism.
2. The cross-lapper saw as set forth in claim 1, wherein said linkage mechanism includes a first link (310), a second link (320), and a third link (330);
the first connecting rod (310) and the second connecting rod (320) are respectively hinged and installed in the support arm (200) and the base (100), and the first connecting rod (310) and the second connecting rod (320) are parallel;
one end of the first connecting rod (310) and one end of the second connecting rod (320) are hinged through a third connecting rod (330) in the support arm (200), and the other end of the first connecting rod and the second connecting rod are detachably connected with the saw blade (400).
3. The cross-directional broaching saw according to claim 2, wherein the saw blade (400) is provided with a limiting protrusion at both ends thereof, and the work table (110) is provided with a through hole for passing the limiting protrusion.
4. The cross-lapper saw as claimed in claim 3, wherein the end of said first link (310) is slidably mounted with a barbed slider (500) for securing a saw blade (400);
the barb slider (500) penetrates through the first connecting rod (310), the bottom end of the barb slider (500) is provided with a barb part (510), the barb part (510) is provided with a gap for the saw blade (400) to pass through, and the barb part (510) is used for fixing the saw blade (400) through a limiting protrusion of the saw blade (400);
the top end screw thread of barb slider (500) has connect adjusting screw (520) soon, adjusting screw (520) and the top butt of first connecting rod (310), adjusting screw (520) are used for adjusting the height of barb slider (500).
5. The cross-lapper saw as claimed in claim 3, characterised in that the end of the third link (330) is provided with a limit bevel for fixing the saw blade (400);
the surface on spacing inclined plane is equipped with hourglass hopper-shaped windowing (321) that supply saw blade (400) to pass, the biggest interval of windowing (321) bottom is greater than the spacing protruding width of saw blade (400), the minimum interval on windowing (321) top is less than the spacing protruding width of saw blade (400).
6. The cross-directional garland saw as claimed in claim 2, wherein an eccentric rotating shaft is sleeved on a rotating shaft of the motor (120), and a fourth connecting rod is sleeved outside the eccentric rotating shaft and hinged with the second connecting rod (320);
the fourth connecting rod and the third connecting rod (330) are respectively positioned at two ends of the second connecting rod (320).
7. The cross-directional broaching saw according to claim 1, wherein the support arm (200) is slidably provided with a wood pressing telescopic rod (600), and one end of the wood pressing telescopic rod (600) close to the working table top (110) is provided with a wood pressing plate (610);
the support arm (200) is screwed with a fixing nut for fixing the wood pressing telescopic rod (600);
the middle of the wood pressing plate (610) is provided with an open gap for the saw blade (400) to pass through.
8. The cross-directional sawing saw according to claim 7, wherein two saw blade fixing posts (700) are installed on the compression extension bar (600), the two saw blade fixing posts (700) are located at two sides of the saw blade (400), and the two saw blade fixing posts (700) are used for clamping the saw blade (400) to prevent the saw blade (400) from shaking left and right.
9. The cross-directional sawing saw according to claim 1, wherein the support arm (200) is provided with an LED module (800), and the LED module (800) faces the working surface (110) of the base (100).
10. The cross-directional sawing saw according to claim 1, wherein the eccentricity of the eccentric shaft is 2-3mm, the height of the saw blade (400) is 0.5mm, and the length of the saw blade is 1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122742818.9U CN216505694U (en) | 2021-11-10 | 2021-11-10 | Transverse garland saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122742818.9U CN216505694U (en) | 2021-11-10 | 2021-11-10 | Transverse garland saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216505694U true CN216505694U (en) | 2022-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122742818.9U Active CN216505694U (en) | 2021-11-10 | 2021-11-10 | Transverse garland saw |
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| CN (1) | CN216505694U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116984679A (en) * | 2023-09-26 | 2023-11-03 | 山东省建设建工集团装饰装璜有限公司 | Panel molding cutting machine |
-
2021
- 2021-11-10 CN CN202122742818.9U patent/CN216505694U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116984679A (en) * | 2023-09-26 | 2023-11-03 | 山东省建设建工集团装饰装璜有限公司 | Panel molding cutting machine |
| CN116984679B (en) * | 2023-09-26 | 2023-12-26 | 山东省建设建工集团装饰装璜有限公司 | Panel molding cutting machine |
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Address after: 518000 L408-1, Floor 4, Longhua City, Shenzhen Book City, No. 1389, Meilong Avenue, Fukang Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN AICHUANG TECHNOLOGY EDUCATION Co.,Ltd. Address before: 518000 room 1501c, building a, wisdom Plaza, No. 4068 Qiaoxiang Road, Gaofa community, Shahe street, Nanshan District, Shenzhen, Guangdong Patentee before: SHENZHEN AICHUANG TECHNOLOGY EDUCATION Co.,Ltd. |
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