CN204657624U - A kind of tilting expansion link mechanism of diagonal cutting saw - Google Patents
A kind of tilting expansion link mechanism of diagonal cutting saw Download PDFInfo
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- CN204657624U CN204657624U CN201520139416.1U CN201520139416U CN204657624U CN 204657624 U CN204657624 U CN 204657624U CN 201520139416 U CN201520139416 U CN 201520139416U CN 204657624 U CN204657624 U CN 204657624U
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Abstract
The utility model discloses a kind of tilting expansion link mechanism of diagonal cutting saw.Be specially, described rotating disk joint is provided with sliding rod rack, described saw head is provided with head-shield support, described sliding rod rack is provided with two installing holes and a through hole, described sliding rod rack is arranged on rotating disk joint by through hole, described head-shield support is provided with the locating hole corresponding with installing hole, in two described installing holes, two expansion links are installed, one end of described expansion link is arranged in the locating hole of head-shield support, the Plane intersects at described two expansion link place planes and rotating disk place.The beneficial effects of the utility model are: the scope significantly increasing angle of inclination, also improve cutting-height when diagonal cutting saw is cut sth. askew simultaneously, are convenient to installation and removal, be conducive to the maintenance in later stage, structure is simply novel, easy to operate, ensures the security reliability of this device.
Description
Technical field
The utility model relates to power saws correlative technology field, refers in particular to a kind of tilting expansion link mechanism of diagonal cutting saw.
Background technology
Diagonal cutting saw major function is cutting timber or other metals, nonmetallic materials.Accurately, cross section is smooth, handling safety in diagonal cutting saw cutting.When diagonal cutting saw needs to realize the object that saw blade cuts sth. askew, generally be designed to: on rotating disk, be designed with rotating disk joint, rotating disk joint connects sliding rod rack, the main body motor part of electric saw is then connected with rotating disk joint by sliding rod rack, when needs are cut sth. askew, realized the selection of mis-cut angle by the rotation of sliding rod rack.Existing conventional design, sliding rod rack is provided with that two expansion links, and two expansion links is when cutting sth. askew, the plane at two expansion link places and rotating disk plane parallel.When this diagonal cutting saw carries out chamfering operation, saw head carries out the selection at angle of inclination by the connection between slide bar, so when saw head banking time, one of them of two expansion links is near rotating disk, another distance that then distance rotating disk is certain in addition, make saw head can not better press close to rotating disk, the scope at angle of inclination is reduced greatly, also has a strong impact on cutting-height when diagonal cutting saw is cut sth. askew simultaneously.
Chinese patent Authorization Notice No.: CN 201279608Y, authorized announcement date on July 29th, 2009, discloses a kind of diagonal cutting saw, comprising: workbench, for supporting cut workpiece; First support member, connects with described workbench, and described first support member defines the longitudinal axis extended along the longitudinal direction; Second support member, connects with described first support member; Saw, is connected by a said pivot with described second support member, and it comprises motor and the saw blade by motor rotary actuation; Matching mechanism, between described first support member and the second support member, its can start to cause the second support member to seesaw relative to the first support member.The weak point of this utility model is, this diagonal cutting saw is not provided with the structure of sliding rod rack and expansion link, so when selecting mis-cut angle, greatly limit the scope of mis-cut angle, also having a strong impact on cutting-height when diagonal cutting saw is cut sth. askew simultaneously.
Utility model content
The utility model there is above-mentioned deficiency to overcome in prior art, provides the tilting expansion link mechanism of the diagonal cutting saw that a kind of mis-cut angle is large, cutting-height is high and safe and reliable.
To achieve these goals, the utility model is by the following technical solutions:
A kind of tilting expansion link mechanism of diagonal cutting saw, diagonal cutting saw comprises base, rotating disk and saw head, described rotating disk is arranged on base, described rotating disk is provided with rotating disk joint, described saw head is connected with rotating disk by rotating disk joint, it is characterized in that, described rotating disk joint is provided with sliding rod rack, described saw head is provided with head-shield support, described sliding rod rack is provided with two installing holes and a through hole, described sliding rod rack is arranged on rotating disk joint by through hole, described head-shield support is provided with the locating hole corresponding with installing hole, in two described installing holes, two expansion links are installed, one end of described expansion link is arranged in the locating hole of head-shield support, the Plane intersects at described two expansion link place planes and rotating disk place.
Wherein: two installing holes are consistent to the distance of through hole.When needs are cut sth. askew, realized the selection of mis-cut angle by the rotation of sliding rod rack.When this diagonal cutting saw carries out chamfering operation, saw head carries out the selection at angle of inclination by the rotation of sliding rod rack, due to two expansion link place planes and rotating disk place Plane intersects shape in an angle, so when saw blade according to angle be close to rotating disk direction tilt to certain angle time, make saw head better can press close to rotating disk, significantly increase the scope at angle of inclination, also add cutting-height when diagonal cutting saw is cut sth. askew simultaneously.Simultaneously on sliding rod rack, because two installing holes are consistent to the distance of through hole, so effectively can improve the bulk strength of sliding rod rack, prevent saw head in rotary course, sliding rod rack damages because of the Action of Gravity Field of saw head.
As preferably, the angle between the plane at described two expansion link places and the plane at rotating disk place is 0-45 degree.
As preferably, be provided with two linear bearings in described each installing hole, described installing hole is provided with the handwheel for fixing expansion link, and described handwheel is placed between two linear bearings, and described handwheel is threaded with sliding rod rack.Can not only ensure that sliding rod rack is not easily worn by the design of linear bearing, and facilitate the activity of expansion link on sliding rod rack, structure is simple, easy to operate; Handwheel to be designed in packed and transported or other do not need moving telescopic bar time locking stretching bar position.
As preferably, described head-shield support is provided with rotating shaft, and described saw head is connected with head-shield support by rotating shaft.Be convenient to head-shield support and the installation and removal of saw head, be conducive to the maintenance in later stage.
As preferably, described saw head is provided with protective cover, described protective cover is provided with return spring, described protective cover is connected with saw head by return spring, described rotating shaft is provided with holder, is provided with connecting rod between described holder and protective cover, and one end of described connecting rod is connected with protective cover, the other end of described connecting rod is provided with mounting hole, and described connecting rod is connected with holder by mounting hole.By the design of this structure, protective cover will operate the action of this diagonal cutting saw along with operating personnel and open, and carries out cut workpiece to facilitate; And not when using this diagonal cutting saw, protective cover then can close because of the effect of return spring automatically, protect the saw blade on saw head not to be damaged with this, security reliability is high.
As preferably, described locating hole and expansion link interference fit, on described head-shield support and the position being placed in locating hole is provided with dog screw, described dog screw is threaded with head-shield support.By the design of dog screw, can prevent head-shield support from departing from from expansion link on the one hand, also be convenient to the installation and removal of this device on the other hand.
As preferably, the other end of described expansion link is provided with bonnet, and described bonnet is provided with the spacing hole for installing expansion link, described expansion link and spacing hole interference fit, on described bonnet and the position being placed in hole is provided with hold-down screw, described hold-down screw is threaded with bonnet.By the matching design of bonnet and hold-down screw, expansion link can be made can not to come off from sliding rod rack, ensure the security of this device.
The beneficial effects of the utility model are: the scope significantly increasing angle of inclination, also improve cutting-height when diagonal cutting saw is cut sth. askew simultaneously, are convenient to installation and removal, be conducive to the maintenance in later stage, structure is simply novel, easy to operate, ensures the security reliability of this device.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the right view of Fig. 1;
Fig. 4 is the structural representation of the utility model when cutting sth. askew;
Fig. 5 is the structural representation of sliding rod rack;
Fig. 6 is the left view of Fig. 5.
In figure: 1. bonnet, 2. hold-down screw, 3. sliding rod rack, 4. linear bearing, 5. handwheel, 6. expansion link, 7. head-shield support, 8. rotating disk joint, 9. saws head, 10. protective cover, 11. dog screws, 12. bases, 13. rotating disks, 14. rotating shafts, 15. holders, 16. mounting holes, 17. connecting rods, 18. installing holes, 19. through holes.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
As Fig. 1, Fig. 2, in embodiment described in Fig. 3, a kind of tilting expansion link mechanism of diagonal cutting saw, diagonal cutting saw comprises base 12, rotating disk 13 and saw 9, rotating disk 13 is arranged on base 12, rotating disk 13 is provided with rotating disk joint 8, saw 9 is connected with rotating disk 13 by rotating disk joint 8, rotating disk joint 8 is provided with sliding rod rack 3, saw 9 is provided with head-shield support 7, as Fig. 5, shown in Fig. 6, sliding rod rack 3 is provided with two installing holes 18 and a through hole 19, sliding rod rack 3 is arranged on rotating disk joint 8 by through hole 19, head-shield support 7 is provided with the locating hole corresponding with installing hole 18, in two installing holes 18, expansion link 6 is installed, one end of expansion link 6 is arranged in the locating hole of head-shield support 7, two installing holes 18 are consistent to the distance of through hole 19, the plane at two expansion link 6 places and the Plane intersects at rotating disk 13 place, angle between the plane at two expansion link 6 places and the plane at rotating disk 13 place is 0-45 degree.
As shown in Figure 1, be provided with two linear bearings 4 in each installing hole 18, installing hole 18 is provided with the handwheel 5 for fixing expansion link 6, and handwheel 5 is placed between two linear bearings 4, and handwheel 5 is threaded with sliding rod rack 3.Locating hole and expansion link 6 interference fit, on head-shield support 7 and the position being placed in locating hole is provided with dog screw 11, the other end of expansion link 6 is provided with bonnet 1, bonnet 1 is provided with the spacing hole for installing expansion link 6, expansion link 6 and spacing hole interference fit, on bonnet 1 and the position being placed in hole is provided with hold-down screw 2, hold-down screw 2 is threaded with bonnet 1, and dog screw 11 is threaded with head-shield support 7.Head-shield support 7 is provided with rotating shaft 14, and saw 9 is connected with head-shield support 7 by rotating shaft 14.Saw 9 is provided with protective cover 10, protective cover 10 is provided with return spring, protective cover 10 is connected with saw 9 by return spring, rotating shaft 14 is provided with holder 15, connecting rod 17 is provided with between holder 15 and protective cover 10, one end of connecting rod 17 is connected with protective cover 10, and the other end of connecting rod 17 is provided with mounting hole 16, and connecting rod 17 is connected with holder 15 by mounting hole 16.
As shown in Figure 4, when needs are cut sth. askew, realized the selection of mis-cut angle by the rotation of sliding rod rack 3.When this diagonal cutting saw carries out chamfering operation, saw 9 carries out the selection at angle of inclination by the rotation of sliding rod rack 3, due to the plane at two expansion link 6 places and rotating disk 13 place Plane intersects shape in an angle, so when saw blade according to angle be close to rotating disk 13 direction tilt to certain angle time, saw 9 is made can better to press close to rotating disk 13, significantly increase the scope at angle of inclination, also reduce cutting-height when diagonal cutting saw is cut sth. askew simultaneously; Simultaneously on sliding rod rack 3, because two installing holes 18 are consistent to the distance of through hole 19, so effectively can improve the bulk strength of sliding rod rack 3, prevent saw 9 in rotary course, sliding rod rack 3 damages because of the Action of Gravity Field of saw 9.In addition, when packing, by underlying for saw 9 position making this diagonal cutting saw be placed in "Left"-deviationist to cut sth. askew, greatly can reduce Package size, reducing cost of transportation.
Claims (6)
1. the tilting expansion link mechanism of a diagonal cutting saw, diagonal cutting saw comprises base (12), rotating disk (13) and saw head (9), described rotating disk (13) is arranged on base (12), described rotating disk (13) is provided with rotating disk joint (8), described saw head (9) is connected with rotating disk (13) by rotating disk joint (8), it is characterized in that, described rotating disk joint (8) is provided with sliding rod rack (3), described saw head (9) is provided with head-shield support (7), described sliding rod rack (3) is provided with two installing holes (18) and a through hole (19), described sliding rod rack (3) is arranged on rotating disk joint (8) by through hole (19), described head-shield support (7) is provided with the locating hole corresponding with installing hole (18), in two described installing holes (18), two expansion links (6) are installed, one end of described expansion link (6) is arranged in the locating hole of head-shield support (7), the described plane at two expansion link (6) places and the Plane intersects at rotating disk (13) place, angle between the plane at described two expansion link (6) places and the plane at rotating disk (13) place is 0-45 degree.
2. the tilting expansion link mechanism of a kind of diagonal cutting saw according to claim 1, it is characterized in that, two linear bearings (4) are provided with in described each installing hole (18), described installing hole (18) is provided with the handwheel (5) for fixing expansion link (6), described handwheel (5) is placed between two linear bearings (4), and described handwheel (5) is threaded with sliding rod rack (3).
3. the tilting expansion link mechanism of a kind of diagonal cutting saw according to claim 1, is characterized in that, described head-shield support (7) is provided with rotating shaft (14), and described saw head (9) is connected with head-shield support (7) by rotating shaft (14).
4. the tilting expansion link mechanism of a kind of diagonal cutting saw according to claim 3, it is characterized in that, described saw head (9) is provided with protective cover (10), described protective cover (10) is provided with return spring, described protective cover (10) is connected with saw head (9) by return spring, described rotating shaft (14) is provided with holder (15), connecting rod (17) is provided with between described holder (15) and protective cover (10), one end of described connecting rod (17) is connected with protective cover (10), the other end of described connecting rod (17) is provided with mounting hole (16), described connecting rod (17) is connected with holder (15) by mounting hole (16).
5. the tilting expansion link mechanism of a kind of diagonal cutting saw according to claim 1, it is characterized in that, described locating hole and expansion link (6) interference fit, described head-shield support (7) is upper and the position being placed in locating hole is provided with dog screw (11), and described dog screw (11) is threaded with head-shield support (7).
6. the tilting expansion link mechanism of a kind of diagonal cutting saw according to claim 1, it is characterized in that, the other end of described expansion link (6) is provided with bonnet (1), described bonnet (1) is provided with the spacing hole for installing expansion link (6), described expansion link (6) and spacing hole interference fit, described bonnet (1) is upper and the position being placed in hole is provided with hold-down screw (2), and described hold-down screw (2) is threaded with bonnet (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139416.1U CN204657624U (en) | 2015-03-12 | 2015-03-12 | A kind of tilting expansion link mechanism of diagonal cutting saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139416.1U CN204657624U (en) | 2015-03-12 | 2015-03-12 | A kind of tilting expansion link mechanism of diagonal cutting saw |
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| CN204657624U true CN204657624U (en) | 2015-09-23 |
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| CN201520139416.1U Active CN204657624U (en) | 2015-03-12 | 2015-03-12 | A kind of tilting expansion link mechanism of diagonal cutting saw |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109277633A (en) * | 2017-07-19 | 2019-01-29 | 力山工业股份有限公司 | The mitring machine of mis-cut angle can be increased |
| CN112170930A (en) * | 2020-10-07 | 2021-01-05 | 王宝同 | Vertical cutting device is used in road and bridge construction |
| CN114799331A (en) * | 2022-04-29 | 2022-07-29 | 张家港市创基机械设备制造有限公司 | Oblique fracture saw |
-
2015
- 2015-03-12 CN CN201520139416.1U patent/CN204657624U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109277633A (en) * | 2017-07-19 | 2019-01-29 | 力山工业股份有限公司 | The mitring machine of mis-cut angle can be increased |
| CN112170930A (en) * | 2020-10-07 | 2021-01-05 | 王宝同 | Vertical cutting device is used in road and bridge construction |
| CN112170930B (en) * | 2020-10-07 | 2021-09-24 | 山东泰和城建发展有限公司 | Vertical cutting device is used in road and bridge construction |
| CN114799331A (en) * | 2022-04-29 | 2022-07-29 | 张家港市创基机械设备制造有限公司 | Oblique fracture saw |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |