CN211466697U - Inverted backer of electric circular saw - Google Patents
Inverted backer of electric circular saw Download PDFInfo
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- CN211466697U CN211466697U CN201921911145.1U CN201921911145U CN211466697U CN 211466697 U CN211466697 U CN 211466697U CN 201921911145 U CN201921911145 U CN 201921911145U CN 211466697 U CN211466697 U CN 211466697U
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Abstract
The utility model relates to an inverted backer of an electric circular saw, which comprises a left positioning slide rail and a right slide rail which are arranged on a table board in the front and back directions, and a backer body which is arranged on the left positioning slide rail and the right slide rail; the front side of the backer body is a backer working surface, the left vertical plate is fixed at the left position of the rear side, and the right vertical plate is fixed at the right position of the rear side; a left fixing block is fixed at the bottom end of the rear side face of the left vertical plate, and a left sliding strip which is assembled with the left positioning sliding rail in the front-back direction is fixed at the bottom side of the left fixing block; a right fixing block is fixed at the bottom end of the rear side face of the right vertical plate, and a right sliding block assembled with the right sliding rail is fixed at the bottom side of the right fixing block; the front and back movement of the backer body is realized through the left slide bar, the right slide block, the left positioning slide rail and the right slide rail. The utility model discloses an electric circular saw flip-chip backer through the guide rail of two parallels of side-mounting under the backer, can carry out parallel translation to assigned position according to required distance, fixes a position accurately, and moreover, the distance of translation is controllable, satisfies the demand of high accuracy carpenter's preparation.
Description
Technical Field
The utility model relates to a carpenter's instrument field especially relates to an electric circular saw flip-chip backer.
Background
When the woodworking is manufactured, sometimes the electric circular saw needs to be reversely arranged at the bottom side of the table top, and the saw blade is exposed at the upper side of the table top for woodworking processing; however, when carrying out the cutting operation, timber is difficult to fix a position, and the position of actual cutting is difficult to be parallel with timber arris, makes the front and back size of cutting differ great, and at this moment, just need the backer to carry out assistance-localization real-time, however, present backer can only be fixed in a department, if need when timber cutting different distances or during the assigned distance, can only rely on the measuring tape to rule, then with the backer dismouting in appointed position, the process is more loaded down with trivial details, moreover, also, can not guarantee the accuracy of location.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an electric circular saw flip-chip backer, through the guide rail of two parallels of side-mounting under the backer, can carry out parallel translation to assigned position according to required distance, fix a position accurately, moreover, the distance of translation is controllable, satisfies the demand of high accuracy carpenter's preparation.
The utility model provides a technical scheme that its technical problem adopted is: an inverted backer of an electric circular saw comprises a left positioning slide rail and a right slide rail which are arranged on a table-board in the front-back direction, and a backer body arranged on the left positioning slide rail and the right slide rail; the front side of the backer body is a backer working surface, the left vertical plate is fixed at the position of the rear side close to the left, and the right vertical plate is fixed at the position of the rear side close to the right; a left fixing block is fixed at the bottom end of the rear side face of the left vertical plate, and a left sliding strip which is assembled with the left positioning sliding rail in the front-back direction is fixed at the bottom side of the left fixing block; the bottom end of the rear side face of the right vertical plate is fixedly provided with a right fixed block, and the bottom side of the right fixed block is fixedly provided with a right sliding block assembled with a right sliding rail; the front and back movement of the backer body is realized through the left slide bar, the right slide block, the left positioning slide rail and the right slide rail.
Furthermore, a mounting plate is fixed on the top side of the left fixing block; a marking block capable of moving back and forth is arranged at the position, located on the left side of the left fixed block, of the bottom side of the left end of the mounting plate, and is locked and fixed with the mounting plate through a locking knob; the bottom side of the marking block is in clearance fit with the upper surface of the left positioning slide rail.
Furthermore, a marking window is arranged on the marking block, and a marking head is arranged on the right side of the marking window; the left positioning slide rail is provided with scale marks in the front-back direction at the position corresponding to the tip of the marking head; the marking head and the scale marks are used for controlling the distance of the back and forth movement of the backer body.
Further, a handle fixing block is fixed at the rear end of the left sliding strip; a middle vertical plate is fixed at the rear side of the backer body at a position close to the middle; a middle fixing block is fixed at the bottom end of the rear side face of the middle vertical plate; an inclined cross rod is fixed between the handle fixing block and the middle fixing block; a handle is fixed on the top side of the inclined cross bar; the inclined cross rod, the left sliding strip and the backer body form a triangular structure and are used for enhancing the stability of the backer body in the moving process.
Furthermore, the top surface of the left slide bar is provided with a tensioning ring at a position close to the left side for adjusting the distance between the left slide bar and the sliding groove of the left positioning slide rail.
Furthermore, a T-shaped sliding groove is formed in the left positioning sliding rail, a clamping ring is further fixed to the bottom side of the left sliding strip, the clamping ring and the left sliding strip form a T-shaped sliding block structure and are assembled in the T-shaped sliding groove of the left positioning sliding rail, and a left sliding rail locking button is further arranged on the top side of the mounting plate; a screw rod of the left slide rail locking button sequentially penetrates through the mounting plate, the left fixed block and the left slide bar from top to bottom; when the left positioning slide rail is locked, the bottom end of the screw rod of the left slide rail locking button is abutted against the bottom side surface of the T-shaped slide groove of the left positioning slide rail, so that the clamping ring is locked with the T-shaped slide groove of the left positioning slide rail.
Furthermore, a T-shaped sliding groove is formed in the right sliding rail, the right sliding block is a T-shaped sliding block and is assembled in the T-shaped sliding groove of the right sliding rail, and a right sliding rail locking button is also arranged on the right fixing block; the screw rod of right slide rail locking button passes right fixed block, right slider from last to down in proper order, and during locking, the screw rod bottom of right slide rail locking button supports on the bottom surface of the T shape spout of right slide rail, makes the T shape spout locking of right slider and right slide rail.
Further, a locking structure is arranged between the left vertical plate and the backer body; the locking structure comprises a T-shaped sliding groove which is arranged in the left-right direction and is arranged at the position close to the upper part and the lower part of the rear side of the backer body respectively, and a T-shaped sliding strip which is arranged at the front side of the left vertical plate and assembled with the T-shaped sliding groove of the backer body; the left vertical plate is also provided with a locking nut; the screw rod of the locking nut sequentially penetrates through the left vertical plate and the T-shaped sliding strip from back to front, the left vertical plate is provided with a thread-free countersunk hole at the position of the locking nut, the T-shaped sliding strip is provided with an internal thread hole at the position of the locking nut, and when the locking nut is locked, the front end of the screw rod of the locking nut abuts against the inner side of the T-shaped sliding groove of the backer body, so that the T-shaped sliding strip is locked with the T-shaped sliding groove of the backer body; a hanging degree adjusting mechanism of the backer working face is arranged between the left vertical plate and the backer body; the top thread is arranged at the upper left position, the upper right position, the lower left position and the lower right position of the left vertical plate, and the front end of the top thread is abutted against the backer body; the right vertical plate is also provided with a locking structure with the backer body and a backer working face verticality adjusting mechanism; and the middle vertical plate is provided with a locking structure such as a left vertical plate and a backer body.
Furthermore, a T-shaped sliding groove in the left-right direction is also formed in the top side of the backer body and used for fixing the functional auxiliary piece.
Furthermore, a fine adjustment mechanism is fixed on the rear side of the handle fixing block; the fine adjustment mechanism comprises a first adjusting block, a second adjusting block, a fine adjustment fixing block, a fine adjustment knob, a fine adjustment locking knob and a fine adjustment T-shaped sliding block; the first adjusting block is fixed on the rear side of the handle fixing block and used for being fixed relative to the left sliding strip; the fine adjustment T-shaped sliding block is assembled in a T-shaped sliding groove of the left positioning sliding rail, and a screw rod of the fine adjustment locking knob sequentially penetrates through the fine adjustment fixed block and the fine adjustment T-shaped sliding block from top to bottom; the second adjusting block is fixed on the front side of the fine adjustment fixing block; the fine adjustment knob sequentially penetrates through the second adjusting block and the first adjusting block from back to front, is rotatably connected with the second adjusting block and is in threaded connection with the first adjusting block; during fine adjustment, the fine adjustment locking knob is rotated to enable the bottom end of a screw rod of the fine adjustment locking knob to abut against the inner side of the T-shaped sliding groove of the left positioning sliding rail, and the fine adjustment T-shaped sliding block and the T-shaped sliding groove of the left positioning sliding rail are locked and fixed; the fine adjustment knob is rotated to enable the first adjusting block to move back and forth relative to the second adjusting block, so that the left sliding strip is fine adjusted back and forth, and the back and forth fine adjustment of the backer body is achieved.
The utility model has the advantages that: the utility model discloses an electric circular saw flip-chip backer through the guide rail of two parallels of side-mounting under the backer, can carry out parallel translation to assigned position according to required distance, fixes a position accurately, and moreover, the distance of translation is controllable, satisfies the demand of high accuracy carpenter's preparation.
Drawings
FIG. 1 is a schematic top view of an electric circular saw inverted mount according to an embodiment;
FIG. 2 is a schematic front view of an electric circular saw inverted mount according to an embodiment;
FIG. 3 is a schematic view of a locking structure of a left positioning slide rail and a left slide bar of an electric circular saw inverted mount according to an embodiment;
FIG. 4 is a schematic view of a locking structure of a left vertical plate and a backer body of the electric circular saw flip backer of the embodiment;
FIG. 5 is a schematic view of a fine adjustment mechanism of the electric circular saw inverted backer of the embodiment;
fig. 6 is a schematic cross-sectional view a-a of fig. 5.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
Examples
As shown in fig. 1 to 2, the present embodiment provides an inverted backer of an electric circular saw, which includes a left positioning slide rail 10 and a right slide rail 15 installed on a table top in a front-back direction, and a backer body 1 installed on the left positioning slide rail 10 and the right slide rail 15; the front side of the backer body 1 is a backer working surface, the rear side is fixed with a left vertical plate 2 at a position close to the left, and the rear side is fixed with a right vertical plate 3 at a position close to the right; a left fixing block 4 is fixed at the bottom end of the rear side face of the left vertical plate, and a left sliding strip 5 which is assembled with a left positioning sliding rail 10 in the front-back direction is fixed at the bottom side of the left fixing block 4; a right fixed block 12 is fixed at the bottom end of the rear side face of the right vertical plate 3, and a right sliding block 13 assembled with a right sliding rail 15 is fixed at the bottom side of the right fixed block 4; the front and back movement of the backer body 1 is realized through the left slide bar 5 and the right slide block 13, and the left positioning slide rail 10 and the right slide rail 15.
In the inverted installation backer of the electric circular saw of the embodiment, the mounting plate 6 is fixed on the top side of the left fixing block 4; a marking block 8 which can move back and forth is arranged at the position, positioned on the left side of the left fixed block 4, of the bottom side of the left end of the mounting plate 6, and is locked and fixed with the mounting plate through a locking knob 11; the bottom side of the marking block 8 is in clearance fit with the upper surface of the left positioning slide rail 10.
In the inverted installation backer of the electric circular saw of the embodiment, the marking block 8 is provided with a marking window 9, and the right side of the marking window 9 is provided with a marking head 22; the left positioning slide rail 10 is provided with scale marks 23 in the front-back direction at the position corresponding to the tip of the marking head 22; the marking head 22 and the graduation marks 23 are used for controlling the distance of the back and forth movement of the backer body.
In the inverted installation backer of the electric circular saw of the embodiment, the rear end of the left slide bar 5 is fixed with a handle fixing block 18; a middle vertical plate 16 is fixed at the rear side of the backer body at a position close to the middle; a middle fixing block 17 is fixed at the bottom end of the rear side face of the middle vertical plate 16; an inclined cross rod 19 is fixed between the handle fixing block 18 and the middle fixing block 17; a handle 20 is fixed on the top side of the cross bar 19; the inclined cross rod 19, the left sliding strip 5 and the backer body 1 form a triangular structure, and the triangular structure is used for enhancing the stability of the backer body 1 in the moving process.
In the inverted installation backer of the electric circular saw of the embodiment, the top surface of the left slide bar 5 is provided with the tensioning ring 21 at a position close to the left side, so as to adjust the distance between the slide grooves of the left slide bar 5 and the left positioning slide rail 10.
As shown in fig. 3, in the inverted installation backer of the electric circular saw of the present embodiment, a T-shaped sliding groove is disposed on the left positioning sliding rail 10, a snap ring 24 is further fixed on the bottom side of the left sliding bar 5, the snap ring 24 and the left sliding bar 5 form a T-shaped slider structure, and are assembled in the T-shaped sliding groove of the left positioning sliding rail 10, and a left sliding rail locking button 7 is further disposed on the top side of the mounting plate 6; a screw rod of the left slide rail locking button 7 sequentially penetrates through the mounting plate 6, the left fixed block 4 and the left slide bar 5 from top to bottom; during locking, the bottom end of the screw of the left slide rail locking button 7 abuts against the bottom side surface of the T-shaped chute of the left positioning slide rail 10, so that the snap ring 24 is locked with the T-shaped chute of the left positioning slide rail 10.
In the inverted backer of the electric circular saw of the embodiment, the right slide rail 15 is provided with a T-shaped slide groove, the right slide block 13 is a T-shaped slide block and is assembled in the T-shaped slide groove of the right slide rail 15, and the right fixed block 4 is also provided with a right slide rail locking button 14; the screw rod of right slide rail locking button 14 passes right fixed block 4, right slider 13 from last to down in proper order, and during locking, the screw rod bottom of right slide rail locking button 14 supports on the bottom surface of the T shape spout of right slide rail 15, makes right slider 13 and the T shape spout locking of right slide rail 15.
As shown in fig. 4, in the inverted-installation backer of the electric circular saw of the embodiment, a locking structure is further arranged between the left vertical plate 2 and the backer body 1; the locking structure comprises a T-shaped sliding groove in the left-right direction which is respectively arranged at the upper position and the lower position of the rear side of the backer body 1, and a T-shaped sliding strip 26 which is arranged at the front side of the left vertical plate 2 and assembled with the T-shaped sliding groove of the backer body 1; the left vertical plate 2 is also provided with a locking nut 25; the screw rod of the locking nut 25 sequentially penetrates through the left vertical plate 2 and the T-shaped sliding strip 26 from back to front, the left vertical plate 2 is provided with a thread-free countersunk hole at the position of the locking nut 25, the T-shaped sliding strip 26 is provided with an internal thread hole at the position of the locking nut, and when the locking nut is locked, the front end of the screw rod of the locking nut 25 abuts against the inner side of the T-shaped sliding groove of the backer body 1, so that the T-shaped sliding strip 26 is locked with the T-shaped sliding groove of the backer body 1; a back working face sag adjusting mechanism is also arranged between the left vertical plate 2 and the back body 1; the device comprises jackscrews 27 arranged at the left vertical plate 2 at the positions close to the upper left, the upper right, the lower left and the lower right, wherein the front ends of the jackscrews are abutted against the backer body 1; the right vertical plate 3 is also provided with a locking structure with the backer body 1 and a backer working face sag adjusting mechanism like the left vertical plate 2; the middle vertical plate 16 is provided with a locking structure such as a left vertical plate 2 and a backer body 1.
In the inverted-installation backer of the electric circular saw of the embodiment, the top side of the backer body 1 is also provided with a T-shaped sliding groove 34 in the left-right direction; the fixing structure can refer to a locking structure between the left vertical plate and the backer body.
As shown in fig. 5 and 6, in the inverted installation backer of the electric circular saw of the present embodiment, a fine adjustment mechanism is further fixed on the rear side of the handle fixing block 18; the fine adjustment mechanism comprises a first adjusting block 28, a second adjusting block 30, a fine adjustment fixing block 29, a fine adjustment knob 32, a fine adjustment locking knob 31 and a fine adjustment T-shaped sliding block 33; the first adjusting block 28 is fixed at the rear side of the handle fixing block 18 and is used for being fixed relative to the left slide bar 5; the fine adjustment T-shaped sliding block 33 is assembled in a T-shaped sliding groove of the left positioning sliding rail 10, and a screw rod of the fine adjustment locking knob 31 sequentially penetrates through the fine adjustment fixing block 29 and the fine adjustment T-shaped sliding block 33 from top to bottom; the second adjusting block 30 is fixed at the front side of the fine adjustment fixing block 29; the fine adjustment knob 32 sequentially penetrates through the second adjusting block 30 and the first adjusting block 28 from back to front, is rotatably connected with the second adjusting block 30 and is in threaded connection with the first adjusting block 28; during fine adjustment, the fine adjustment locking knob 31 is rotated to enable the bottom end of the screw rod of the fine adjustment locking knob to abut against the inner side of the T-shaped sliding groove of the left positioning sliding rail 10, and the fine adjustment T-shaped sliding block 33 is locked and fixed with the T-shaped sliding groove of the left positioning sliding rail 10; the first adjusting block 28 moves back and forth relative to the second adjusting block 30 by rotating the fine adjustment knob 32, so that the left slide bar 5 is finely adjusted back and forth, and the main body 1 of the backer is finely adjusted back and forth.
When the electric circular saw inverted backer is installed, firstly, the electric circular saw 35 is inverted on a table top, and then the left positioning slide rail and the right slide rail are respectively embedded on the table top, so that the upper surfaces of the left positioning slide rail and the right slide rail are flush with the table top; the left vertical plate and parts on the left vertical plate are assembled, the left vertical plate and the parts on the right vertical plate are assembled on the left positioning slide rail through the left slide bar, and the right vertical plate and the parts on the right vertical plate are assembled on the right slide rail through the right slide block; after being assembled, the middle vertical plate and the middle fixing block are placed on the table board and positioned between the left vertical plate and the right vertical plate; then the backer body is sequentially sleeved on the T-shaped sliding strip on the left vertical plate, the T-shaped sliding strip on the middle vertical plate and the T-shaped sliding strip on the right vertical plate through the T-shaped sliding grooves on the backer body; the backer is pushed, three tensioning rings on the left sliding strip are adjusted, so that the left sliding strip and the left positioning sliding rail do not shake obviously and can slide smoothly, the backer is pushed again to enable the working surface of the backer to be abutted against the saw surface of the electric circular saw, the backer is parallel to the electric circular saw, the backer is perpendicular to the table top by adjusting a jackscrew, the T-shaped sliding strips of the left and right fixing blocks are locked and fixed with the backer through locking nuts, then the backer is locked with the left positioning sliding rail and the right sliding rail respectively through a left sliding rail locking button and a right sliding rail locking button, the front and back positions of the marking block are adjusted again, and the marking head of the marking window of the marking block faces to a zero scale mark on the left positioning sliding rail and is locked through a locking knob; then the handle fixing block is arranged at the rear end of the left slide bar, the handle connecting rod is arranged on the handle fixing block and the handle supporting block on the middle fixing block, and then the handle is arranged, so that the installation of the electric circular saw inverted against the backer is completed; during the use, handheld handle, the back-and-forth movement backer body, observe through the mark window, the control backer body removes to the approximate position that corresponds the size, locking fine setting locking knob, through fine setting knob fine setting backer body, make the backer body remove to the accurate position that corresponds the size, after the distance adjustment is good, screw left slide rail locking button and right slide rail locking button, the position of fixed backer body, with timber near the working face at the backer body, promote timber and can carry out the timber cutting of specified distance through electric circular saw.
The above-mentioned embodiments should not limit the present invention in any way, and all the technical solutions obtained by adopting equivalent replacement or equivalent conversion fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides an electric circular saw flip-chip backer which characterized in that: the device comprises a left positioning slide rail, a right slide rail, a backer body and a positioning mechanism, wherein the left positioning slide rail and the right slide rail are arranged on a table top in the front-back direction; the front side of the backer body is a backer working surface, the left vertical plate is fixed at the position of the rear side close to the left, and the right vertical plate is fixed at the position of the rear side close to the right; a left fixing block is fixed at the bottom end of the rear side face of the left vertical plate, and a left sliding strip which is assembled with the left positioning sliding rail in the front-back direction is fixed at the bottom side of the left fixing block; the bottom end of the rear side face of the right vertical plate is fixedly provided with a right fixed block, and the bottom side of the right fixed block is fixedly provided with a right sliding block assembled with a right sliding rail; the front and back movement of the backer body is realized through the left slide bar, the right slide block, the left positioning slide rail and the right slide rail.
2. The inverted backer of an electric circular saw as set forth in claim 1, wherein: the mounting plate is fixed on the top side of the left fixed block; a marking block capable of moving back and forth is arranged at the position, located on the left side of the left fixed block, of the bottom side of the left end of the mounting plate, and is locked and fixed with the mounting plate through a locking knob; the bottom side of the marking block is in clearance fit with the upper surface of the left positioning slide rail.
3. The inverted backer of an electric circular saw as set forth in claim 2, wherein: a marking window is arranged on the marking block, and a marking head is arranged on the right side of the marking window; the left positioning slide rail is provided with scale marks in the front-back direction at the position corresponding to the tip of the marking head; the marking head and the scale marks are used for controlling the distance of the back and forth movement of the backer body.
4. The inverted backer of an electric circular saw as set forth in claim 3, wherein: a handle fixing block is fixed at the rear end of the left sliding strip; a middle vertical plate is fixed at the rear side of the backer body at a position close to the middle; a middle fixing block is fixed at the bottom end of the rear side face of the middle vertical plate; an inclined cross rod is fixed between the handle fixing block and the middle fixing block; a handle is fixed on the top side of the inclined cross bar; the inclined cross rod, the left sliding strip and the backer body form a triangular structure and are used for enhancing the stability of the backer body in the moving process.
5. The inverted backer of an electric circular saw as set forth in claim 1, wherein: and the top surface of the left sliding strip is provided with a tensioning ring at a position close to the left side for adjusting the distance between the left sliding strip and the sliding groove of the left positioning sliding rail.
6. The inverted backer of an electric circular saw as set forth in claim 4, wherein: the left positioning slide rail is provided with a T-shaped slide groove, the bottom side of the left slide bar is also fixedly provided with a snap ring, the snap ring and the left slide bar form a T-shaped slide block structure which is assembled in the T-shaped slide groove of the left positioning slide rail, and the top side of the mounting plate is also provided with a left slide rail locking button; a screw rod of the left slide rail locking button sequentially penetrates through the mounting plate, the left fixed block and the left slide bar from top to bottom; when the left positioning slide rail is locked, the bottom end of the screw rod of the left slide rail locking button is abutted against the bottom side surface of the T-shaped slide groove of the left positioning slide rail, so that the clamping ring is locked with the T-shaped slide groove of the left positioning slide rail.
7. The inverted backer of an electric circular saw as set forth in claim 4, wherein: the right sliding rail is provided with a T-shaped sliding groove, the right sliding block is a T-shaped sliding block and is assembled in the T-shaped sliding groove of the right sliding rail, and the right fixed block is also provided with a right sliding rail locking button; the screw rod of right slide rail locking button passes right fixed block, right slider from last to down in proper order, and during locking, the screw rod bottom of right slide rail locking button supports on the bottom surface of the T shape spout of right slide rail, makes the T shape spout locking of right slider and right slide rail.
8. The inverted backer of an electric circular saw as set forth in claim 4, wherein: a locking structure is also arranged between the left vertical plate and the backer body; the locking structure comprises a T-shaped sliding groove which is arranged in the left-right direction and is arranged at the position close to the upper part and the lower part of the rear side of the backer body respectively, and a T-shaped sliding strip which is arranged at the front side of the left vertical plate and assembled with the T-shaped sliding groove of the backer body; the left vertical plate is also provided with a locking nut; the screw rod of the locking nut sequentially penetrates through the left vertical plate and the T-shaped sliding strip from back to front, the left vertical plate is provided with a thread-free countersunk hole at the position of the locking nut, the T-shaped sliding strip is provided with an internal thread hole at the position of the locking nut, and when the locking nut is locked, the front end of the screw rod of the locking nut abuts against the inner side of the T-shaped sliding groove of the backer body, so that the T-shaped sliding strip is locked with the T-shaped sliding groove of the backer body; a hanging degree adjusting mechanism of the backer working face is arranged between the left vertical plate and the backer body; the top thread is arranged at the upper left position, the upper right position, the lower left position and the lower right position of the left vertical plate, and the front end of the top thread is abutted against the backer body; the right vertical plate is also provided with a locking structure with the backer body and a backer working face verticality adjusting mechanism; and the middle vertical plate is provided with a locking structure such as a left vertical plate and a backer body.
9. The inverted backer of an electric circular saw as set forth in claim 1, wherein: the top side of the backer body is provided with a T-shaped sliding groove in the left-right direction for fixing the functional auxiliary piece.
10. The inverted backer of an electric circular saw as set forth in claim 6, wherein: a fine adjustment mechanism is also fixed on the rear side of the handle fixing block; the fine adjustment mechanism comprises a first adjusting block, a second adjusting block, a fine adjustment fixing block, a fine adjustment knob, a fine adjustment locking knob and a fine adjustment T-shaped sliding block; the first adjusting block is fixed on the rear side of the handle fixing block and used for being fixed relative to the left sliding strip; the fine adjustment T-shaped sliding block is assembled in a T-shaped sliding groove of the left positioning sliding rail, and a screw rod of the fine adjustment locking knob sequentially penetrates through the fine adjustment fixed block and the fine adjustment T-shaped sliding block from top to bottom; the second adjusting block is fixed on the front side of the fine adjustment fixing block; the fine adjustment knob sequentially penetrates through the second adjusting block and the first adjusting block from back to front, is rotatably connected with the second adjusting block and is in threaded connection with the first adjusting block; during fine adjustment, the fine adjustment locking knob is rotated to enable the bottom end of a screw rod of the fine adjustment locking knob to abut against the inner side of the T-shaped sliding groove of the left positioning sliding rail, and the fine adjustment T-shaped sliding block and the T-shaped sliding groove of the left positioning sliding rail are locked and fixed; the fine adjustment knob is rotated to enable the first adjusting block to move back and forth relative to the second adjusting block, so that the left sliding strip is fine adjusted back and forth, and the back and forth fine adjustment of the backer body is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921911145.1U CN211466697U (en) | 2019-11-07 | 2019-11-07 | Inverted backer of electric circular saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921911145.1U CN211466697U (en) | 2019-11-07 | 2019-11-07 | Inverted backer of electric circular saw |
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| Publication Number | Publication Date |
|---|---|
| CN211466697U true CN211466697U (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921911145.1U Active CN211466697U (en) | 2019-11-07 | 2019-11-07 | Inverted backer of electric circular saw |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113119239A (en) * | 2021-05-08 | 2021-07-16 | 南京海格木工技术有限公司 | Woodworking milling backer device with precise fine adjustment function |
-
2019
- 2019-11-07 CN CN201921911145.1U patent/CN211466697U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113119239A (en) * | 2021-05-08 | 2021-07-16 | 南京海格木工技术有限公司 | Woodworking milling backer device with precise fine adjustment function |
| CN113119239B (en) * | 2021-05-08 | 2024-02-13 | 南京海格木工技术有限公司 | Woodworking milling backer device with precise fine adjustment function |
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