CN112894108B - Saw blade welding device with simple structure - Google Patents
Saw blade welding device with simple structure Download PDFInfo
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- CN112894108B CN112894108B CN202110392397.3A CN202110392397A CN112894108B CN 112894108 B CN112894108 B CN 112894108B CN 202110392397 A CN202110392397 A CN 202110392397A CN 112894108 B CN112894108 B CN 112894108B
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- 238000003466 welding Methods 0.000 title claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 230000006698 induction Effects 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Abstract
The invention discloses a saw blade welding device with a simple structure, and belongs to the technical field of stone machining. The device comprises a frame, a high-frequency heating structure, a saw blade mounting seat, a lifting frame, a mounting plate, a first lifting driving structure and a clamp, wherein the high-frequency heating structure is arranged on the mounting plate along the front-back direction; the fixture comprises a supporting rod, a lower fixing rod, an upper fixing rod, a front lifting rod, an adjusting sleeve, a rear lifting rod, a pressing head, a rear bearing and a front bearing, wherein the pressing head is positioned right above the top of the saw blade and is propped against the top of the tool bit, and the front bearing and the rear bearing are respectively propped against the front side and the rear side of the upper part of the saw blade. The device has the advantages of simple structure, low price, easy operation and the like. Meanwhile, the device can be suitable for welding saw blades with different sizes and thicknesses.
Description
Technical Field
The invention belongs to the technical field of stone machining, and particularly relates to a saw blade welding device with a simple structure.
Background
Diamond saw blades are widely used in stone, ceramic and glass processing industries, and are formed by welding a plurality of diamond tips on a steel substrate at certain intervals. In stone working, large cutting machines are used, which typically have a plurality of saw blades (equal or unequal in diameter, typically unequal).
The patent with the application number of CN201220030431.9 discloses an automatic welding table for a diamond circular saw blade, which comprises a main frame, a controller, a motor and a high-frequency welding machine, wherein the welding table is provided with a tool bit extractor, a tool bit feeder, a saw blade tooth divider, a saw blade clamp and a saw blade lifter; a transverse fixing plate is arranged at the upper part of the main frame, and the tool bit extractor is arranged on the fixing plate through a guide rail device and can slide left and right along a sliding guide rail; a hanging plate is arranged on the right side of the main frame, and a positioning sensor is arranged on the hanging plate; the cutter head feeder is fixedly arranged at the right end of the hanging plate and is perpendicular to the main frame; the crank arm is arranged on the left side of the main frame and is in the same plane with the hanging plate and the cutter head feeder; the saw blade clamp is arranged between the crank arm and the hanging plate; the high-frequency welding machine is fixed at the rear side of the hanging plate and corresponds to the saw blade clamping device, and the controller is arranged on the crank arm; the left and right support posts of the main frame are respectively provided with a linear guide rail, and the saw blade lifter is embedded on the linear guide rails and is connected with the output shaft of the motor; the saw blade tooth divider is arranged at the right end of the saw blade lifter and plays a role in rotating the saw blade; the saw blade lifter takes the motor as power to slide up and down along the linear guide rail; the saw blade clamp, the saw blade tooth divider, the tool bit feeder and the tool bit extractor are operated by adopting an air cylinder as power; the saw blade lifter, the saw blade clamp, the saw blade tooth divider, the tool bit feeder, the tool bit extractor and the high-frequency welding machine are connected with the controller to form an automatic operation loop.
However, the existing saw blade welding device has a complex structure and high cost; the stone material processing factory usually has many saw bit welding set of different specifications, and the input cost is great.
Disclosure of Invention
In order to solve the problems, the embodiment of the invention provides a saw blade welding device with a simple structure, and the device has the advantages of simple structure, low price, easiness in operation and the like. The technical scheme is as follows:
The embodiment of the invention provides a saw blade welding device with a simple structure, which comprises a frame 1, a high-frequency heating structure 2, a saw blade mounting seat 3, a lifting frame 5, a mounting plate 6, a first lifting driving structure 7 and a clamp 8, wherein the lifting frame 5 is arranged at the top of the frame 1 and can be adjusted up and down, the mounting plate 6 is arranged at the top of the lifting frame 5, the first lifting driving structure 7 is arranged between the lifting frame 5 and the frame 1 and is used for driving the lifting frame 5 to move up and down, the clamp 8 is arranged on the mounting plate 6, the saw blade mounting seat 3 is arranged at the front side of the frame 1 in an up-down adjustable manner, and an induction coil 4 is arranged at the front side of the high-frequency heating structure 2; the high-frequency heating structure 2 is arranged on the mounting plate 6 along the front-back direction, the clamp 8 is arranged on the left side or the right side of the high-frequency heating structure 2, two limiting metal blocks 9 are arranged on the induction coil 4 in parallel front and back, and the two limiting metal blocks 9 are respectively positioned on the adjacent front side and the adjacent back side of the joint of the top of the saw blade 10 and the cutter head 11; the fixture 8 comprises a supporting rod 12, a lower fixing rod 13, an upper fixing rod 14, a front lifting rod 15, an adjusting sleeve 16, a rear lifting rod 17, a pressure head 18, a rear bearing 19 and a front bearing 20, wherein the lower end of the supporting rod 12 is vertically arranged, the lower fixing rod 13 is vertically arranged at the lower part of the supporting rod 12, the front end of the front lifting rod 14 is vertically arranged, the front end of the front fixing rod 14 is vertically arranged, the front lifting rod 15 is vertically arranged, the adjusting sleeve 16 is vertically arranged, the rear lifting rod 17 is vertically arranged on the adjusting sleeve 16, the rear lifting rod 17 is vertically arranged, the pressure head 18 is vertically arranged at the front end of the lower fixing rod 13, the rear bearing 19 is vertically arranged, the lower end of the front lifting rod 15 is vertically arranged, the pressure head 18 is arranged right above the top of the saw blade 10 and is propped against the top of the tool bit 11, and the front bearing 20 and the rear bearing 19 are respectively propped against the front side and the rear side of the upper part of the saw blade 10.
Further, a second lifting driving structure 21 is arranged between the lower side of the saw blade mounting seat 3 and the frame 1 along the vertical direction, the second lifting driving structure 21 is a screw lifting structure, and a hand wheel is arranged at the lower end of the screw along the front-rear direction.
Specifically, a square sleeve 22 is arranged at the upper part of the frame 1 in the embodiment of the invention along the vertical direction, a square tube matched with the square sleeve 22 is arranged at the lower part of the lifting frame 5 and is inserted into the square sleeve 22, a first locking bolt is arranged on the square sleeve 22 and used for fixing the lifting frame 5, the mounting plate 6 is a rectangular plate arranged along the front-back direction, the first lifting driving structure 7 is arranged between the lower side of the mounting plate 6 and the rear side of the square sleeve 22 along the vertical direction, the first lifting driving structure 7 is a screw lifting structure, a hand wheel is arranged at the lower end of the screw along the vertical direction, and the first lifting driving structure 7 is positioned behind the second lifting driving structure 21.
Preferably, a wooden pad is provided between the upper side of the mounting plate 6 and the high-frequency heating structure 2 in the embodiment of the invention.
Specifically, a first sleeve is arranged on the mounting plate 6 in the embodiment of the invention along the vertical direction, the lower end of the supporting rod 12 is inserted into the first sleeve, and a second locking bolt is arranged on the first sleeve for fixing the supporting rod 12; a second sleeve is arranged above the first sleeve in the front-rear direction at the lower part of the support rod 12, the rear part of the lower fixing rod 13 is inserted into the second sleeve, and a third locking bolt is arranged on the second sleeve and used for fixing the lower fixing rod 13; the top end of the supporting rod 12 is provided with a third sleeve 23 along the front-back direction, the rear part of the upper fixing rod 14 is inserted into the third sleeve 23, and a fourth locking bolt is arranged on the third sleeve 23 and used for fixing the upper fixing rod 14; a fourth sleeve 24 is arranged at the front end of the upper fixing rod 14 along the vertical direction, the upper part of the front lifting rod 15 is inserted into the fourth sleeve 24, and a fifth locking bolt is arranged on the fourth sleeve 24 and used for fixing the front lifting rod 15; a fifth sleeve 25 is provided on the adjustment sleeve 16 in the vertical direction, and the upper portion of the rear lifter 17 is inserted into the fifth sleeve 25.
Further, a handle ball is disposed at the upper end of the rear lifting rod 17 in the embodiment of the present invention, a weight is disposed below the fifth sleeve 25 and below the lower portion of the rear lifting rod 17, a key slot that is opened upwards is disposed at the upper portion of the fifth sleeve 25 along the vertical direction, and a flat key that is matched with the key slot is disposed on the rear lifting rod 17 along the vertical direction.
The induction coil 4 in the embodiment of the invention is arranged in the left-right direction, the end part of the induction coil is provided with a U-shaped structure which is matched with the cutter head 11 and is arranged vertically, and the limit metal block 9 is a rectangular block arranged in the left-right direction and is arranged on the bending part of the U-shaped structure.
Preferably, the limiting metal blocks 9 in the embodiment of the invention gradually approach the saw blade 10 from top to bottom, and the two limiting metal blocks 9 are symmetrically arranged in front and back of the saw blade 10.
Specifically, the rear bearing 19 in the embodiment of the present invention is disposed at the lower side of the front end of the lower fixing rod 13, the lower end of the front lifting rod 15 is bent backward to be horizontal, and the front bearing 20 is disposed at the upper side of the lower end of the front lifting rod 15.
Specifically, the weight in the embodiment of the invention is of a cylindrical structure coaxially arranged with the rear lifting rod 17, and the lower part of the weight is conical with big top and small bottom; the pressure head 18 is detachably arranged at the bottom of the weight, and the lower part of the pressure head is of a flat cone-shaped structure arranged along the left-right direction.
The technical scheme provided by the embodiment of the invention has the beneficial effects that: the embodiment of the invention provides a saw blade welding device with a simple structure, which has the advantages of simple structure, low price, easiness in operation and the like. Meanwhile, the device can be suitable for welding saw blades with different sizes and thicknesses.
Drawings
FIG. 1 is a schematic view of a simple-structured saw blade welding device according to an embodiment of the present invention;
Fig. 2 is a partial enlarged view of fig. 1.
In the figure: the device comprises a frame 1, a high-frequency heating structure 2, a saw blade mounting seat 3, an induction coil 4, a lifting frame 5, a mounting plate 6, a first lifting driving structure 7, a clamp 8, a limiting metal block 9, a saw blade 10, a tool bit 11, a supporting rod 12, a lower fixed rod 13, an upper fixed rod 14, a front lifting rod 15, an adjusting sleeve 16, a rear lifting rod 17, a pressure head 18, a rear bearing 19, a front bearing 20, a second lifting driving structure 21, a square sleeve 22, a third sleeve 23, a fourth sleeve 24 and a fifth sleeve 25.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present invention more apparent.
Referring to fig. 1-2, an embodiment of the present invention provides a saw blade welding device with a simple structure, which includes a frame 1, a high-frequency heating structure 2, a saw blade mounting seat 3 (for mounting a saw blade 10), and the like, wherein the saw blade mounting seat 3 is vertically adjustably provided at the front side of the frame 1 to accommodate saw blades 10 of different sizes, and the front side of the high-frequency heating structure 2 is provided with an induction coil 4. The foregoing structure is substantially identical to that of the existing saw blade welding device, except that: the saw blade welding device in this embodiment further includes a lifting frame 5 that can be adjusted up and down on top of the frame 1, a mounting plate 6 (for mounting the high-frequency heating structure 2, specifically a rectangular plate that is arranged along the front and back direction), a first lifting driving structure 7 that is between the lifting frame 5 and the frame 1 and is used for driving the lifting frame 5 to move up and down, a clamp 8 (for positioning the tool bit 11 and compacting the tool bit 11) on the mounting plate 6, etc., the high-frequency heating structure 2 is arranged on the mounting plate 6 along the front and back direction, the clamp 8 is arranged on the left side or the right side of the high-frequency heating structure 2, two limiting metal blocks 9 are arranged on the induction coil 4 (similar to the conventional structure, a closed loop structure formed by two copper pipes or copper rods that are arranged side by side and side), and the two limiting metal blocks 9 (respectively arranged on the two copper pipes or copper rods) are respectively arranged on the adjacent front side and the adjacent rear side of the junction of the top of the saw blade 10 and the tool bit 11 so as to position the tool bit 11. The jig 8 includes a support rod 12 whose lower end is vertically provided on the mounting plate 6 and which can be adjusted up and down, a lower fixing rod 13 which is provided in the lower portion of the support rod 12 in the front-rear direction and which can be adjusted up and down, an upper fixing rod 14 which is provided in the upper portion of the support rod 12 in the front-rear direction and which can be adjusted up and down, a front lifting rod 15 which is provided in the front end of the upper fixing rod 14 and which can be adjusted up and down, an adjusting sleeve 16 which is provided on the upper fixing rod 14 and which can be adjusted up and down, a rear lifting rod 17 which is provided in the vertical direction and which can be adjusted up and down, a ram 18 which is provided in the lower end of the rear lifting rod 17, a rear bearing 19 which is provided in the front end of the lower fixing rod 13 and which is vertically provided (for positioning the saw blade 10), a front bearing 20 which is provided in the lower end of the front lifting rod 15 and which is vertically provided, and the like. The ram 18 (vertically arranged, the lower part is a conical structure with a large upper part and a small lower part and is a flat structure arranged along the left-right direction) is positioned right above the top of the saw blade 10 and is propped against the top of the tool bit 11, and the front bearing 20 and the rear bearing 19 are respectively propped against the front side and the rear side (preferably positioned on the same horizontal plane) of the upper part of the saw blade 10.
Further, referring to fig. 1, a second lifting driving structure 21 (the same as a conventional structure) is arranged between the lower side of the saw blade mounting seat 3 and the frame 1 in the vertical direction, the second lifting driving structure 21 is a screw lifting structure, and a hand wheel (connected with the vertically arranged screw through a bevel gear) is arranged at the lower end of the screw in the front-rear direction.
Specifically, referring to fig. 1, in the embodiment of the present invention, a square sleeve 22 (disposed in a left-right direction and behind the saw blade 10) is disposed at an upper portion of the frame 1in a vertical direction, a square tube (slightly smaller than the square sleeve 22) that mates with the square sleeve 22 is disposed at a lower portion of the lifting frame 5 and is inserted into the square sleeve 22 to adjust the lifting frame 5 vertically, a first locking bolt(s) is (are) disposed on the square sleeve 22 to fix the lifting frame 5, the mounting plate 6 is a rectangular plate disposed in a front-rear direction, a first lifting driving structure 7 (the same as a conventional structure) is disposed between a lower side of the mounting plate 6 and a rear side of the square sleeve 22 in a vertical direction, the first lifting driving structure 7 is a screw lifting structure, and a lower end of the screw (an upper end is rotatably disposed in a middle or rear portion of a lower side of the mounting plate 6) is provided with a hand wheel in a vertical direction, and the first lifting driving structure 7 is located behind the second lifting driving structure 21.
Preferably, a wooden pad (on which holes through which the first sleeve passes are provided) is provided between the upper side of the mounting plate 6 and the high-frequency heating structure 2 in the embodiment of the invention to reduce vibration.
Specifically, referring to fig. 1 and 2, a first sleeve (a circular tube, other sleeves are also circular tubes) is arranged on the mounting plate 6 in the vertical direction, the lower end of the support rod 12 (a circular rod smaller than the sleeve and other rods are also circular tubes smaller than the corresponding sleeve) is inserted into the first sleeve, and a second locking bolt (which is arranged in the middle of the first sleeve and perpendicular to the first sleeve, and the inner end of the second locking bolt abuts against the support rod 12 and is consistent with the other locking bolts) is arranged on the first sleeve to fix the support rod 12. The lower part of the support rod 12 is provided with a second sleeve above the first sleeve in the front-rear direction, the rear part of the lower fixing rod 13 is inserted in the second sleeve, and a third locking bolt is arranged on the second sleeve and used for fixing the lower fixing rod 13. The top end of the support rod 12 is provided with a third sleeve 23 in the front-rear direction, the rear part of the upper fixing rod 14 is inserted into the third sleeve 23, and a fourth locking bolt is arranged on the third sleeve 23 for fixing the upper fixing rod 14. The front end of the upper fixing rod 14 is provided with a fourth sleeve 24 along the vertical direction, the upper part of the front lifting rod 15 is inserted into the fourth sleeve 24, and the fourth sleeve 24 is provided with a fifth locking bolt for fixing the front lifting rod 15. A fifth sleeve 25 is provided on the adjustment sleeve 16 in the vertical direction, and the upper portion of the rear lifter 17 is inserted into the fifth sleeve 25. The structure can adjust the position and the angle, and realize the adaptability to various saw blades.
Further, referring to fig. 1-2, in the embodiment of the present invention, the upper end of the rear lifting rod 17 is provided with a handle ball, the lower part of the rear lifting rod 17 and below the fifth sleeve 25 is provided with a weight (the weight is designed according to the requirement by pressing the cutter head 11 through dead weight), the upper part of the fifth sleeve 25 is provided with a key slot (bar slot) which is opened upwards along the vertical direction, the rear lifting rod 17 is provided with a flat key which is matched with the key slot along the vertical direction, the flat key is embedded into the key slot (such as the middle part), and the sliding effect between the rear lifting rod 17 and the fifth sleeve 25 is preferably poor. The structure is convenient to operate.
Referring to fig. 1-2, the induction coil 4 in the embodiment of the present invention is disposed in a left-right direction, and has a U-shaped structure disposed vertically, wherein the end of the U-shaped structure is matched with the cutter head 11, and the limit metal block 9 is a rectangular block (specifically, a copper block or a copper alloy block) disposed in the left-right direction and is disposed on a bending portion (corresponding to the inner side of the bobbin or the copper rod) of the U-shaped structure.
Referring specifically to fig. 1-2, the weight in the embodiment of the present invention is of a cylindrical structure coaxially disposed with the rear lifter 17 and has a conical shape with a large upper portion and a small lower portion to reduce hero and detachment of the head 18 from the induction coil 4. The pressure head 18 is detachably arranged at the bottom of the weight (so as to be convenient for replacing and adopting pressure heads 18 with different specifications), and the lower part of the pressure head is of a flat cone-shaped structure (inserted into the induction coil 4) arranged along the left-right direction.
In this embodiment, "first", "second", "third", "fourth" and "fifth" are merely used for distinguishing, and have no other special meaning.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (10)
1. The saw blade welding device with the simple structure comprises a frame (1), a high-frequency heating structure (2) and a saw blade mounting seat (3), wherein the saw blade mounting seat (3) is arranged on the front side of the frame (1) in an up-down adjustable manner, and an induction coil (4) is arranged on the front side of the high-frequency heating structure (2); the saw blade welding device is characterized by further comprising a lifting frame (5) which is arranged at the top of the frame (1) and can be adjusted up and down, a mounting plate (6) arranged at the top of the lifting frame (5), a first lifting driving structure (7) which is arranged between the lifting frame (5) and the frame (1) and is used for driving the lifting frame (5) to move up and down, and a clamp (8) arranged on the mounting plate (6), wherein the high-frequency heating structure (2) is arranged on the mounting plate (6) along the front and back directions, the clamp (8) is arranged on the left side or the right side of the high-frequency heating structure (2), two limiting metal blocks (9) are arranged on the induction coil (4) in parallel front and back, and the two limiting metal blocks (9) are respectively positioned on the adjacent front side and the adjacent back side of the joint of the top of the saw blade (10) and the cutter head (11); the fixture (8) comprises a supporting rod (12) with the lower end vertically arranged on a mounting plate (6) and capable of being adjusted up and down, a lower fixing rod (13) which is arranged at the lower part of the supporting rod (12) along the front and back direction and capable of being adjusted up and down, an upper fixing rod (14) which is arranged at the upper part of the supporting rod (12) along the front and back direction and capable of being adjusted up and down, a front lifting rod (15) which is arranged at the front end of the upper fixing rod (14) and capable of being adjusted up and down, an adjusting sleeve (16) which is arranged on the upper fixing rod (14) and capable of being adjusted up and down, a rear lifting rod (17) which is arranged on the adjusting sleeve (16) along the vertical direction and capable of being adjusted up and down, a pressure head (18) at the lower end of the rear lifting rod (17), a rear bearing (19) which is arranged at the front end of the lower fixing rod (13) and a front bearing (20) which is arranged vertically and the lower end of the front lifting rod (15) are arranged along the front and back direction, wherein the pressure head (18) is positioned right above the top of the saw blade (10) and is pressed against the top of the saw blade (11), and the front bearing (20) are respectively pressed on the front side of the upper part of the saw blade (10).
2. The saw blade welding device with simple structure according to claim 1, wherein a second lifting driving structure (21) is arranged between the lower side of the saw blade mounting seat (3) and the frame (1) along the vertical direction, the second lifting driving structure (21) is a screw lifting structure, and a hand wheel is arranged at the lower end of the screw along the front-back direction.
3. The saw blade welding device with simple structure according to claim 2, characterized in that the upper part of the frame (1) is provided with a square sleeve (22) along the vertical direction, the lower part of the lifting frame (5) is a square pipe matched with the square sleeve (22) and is inserted into the square sleeve (22), a first locking bolt is arranged on the square sleeve (22) and used for fixing the lifting frame (5), the mounting plate (6) is a rectangular plate arranged along the front and back directions, the first lifting driving structure (7) is arranged between the lower side of the mounting plate (6) and the rear side of the square sleeve (22) along the vertical direction, the first lifting driving structure (7) is a screw lifting structure, the lower end of the screw is provided with a hand wheel along the vertical direction, and the first lifting driving structure (7) is positioned behind the second lifting driving structure (21).
4. The saw blade welding device with simple structure according to claim 1, characterized in that a wooden backing plate is arranged between the upper side of the mounting plate (6) and the high frequency heating structure (2).
5. The saw blade welding device with simple structure according to claim 1, characterized in that a first sleeve is arranged on the mounting plate (6) along the vertical direction, the lower end of the supporting rod (12) is inserted into the first sleeve, and a second locking bolt is arranged on the first sleeve for fixing the supporting rod (12); a second sleeve is arranged above the first sleeve in the front-rear direction at the lower part of the supporting rod (12), the rear part of the lower fixing rod (13) is inserted into the second sleeve, and a third locking bolt is arranged on the second sleeve and used for fixing the lower fixing rod (13); the top end of the supporting rod (12) is provided with a third sleeve (23) along the front-back direction, the rear part of the upper fixing rod (14) is inserted into the third sleeve (23), and a fourth locking bolt is arranged on the third sleeve (23) and used for fixing the upper fixing rod (14); a fourth sleeve (24) is arranged at the front end of the upper fixing rod (14) along the vertical direction, the upper part of the front lifting rod (15) is inserted into the fourth sleeve (24), and a fifth locking bolt is arranged on the fourth sleeve (24) and used for fixing the front lifting rod (15); a fifth sleeve (25) is arranged on the adjusting sleeve (16) along the vertical direction, and the upper part of the rear lifting rod (17) is inserted into the fifth sleeve (25).
6. The saw blade welding device with simple structure according to claim 5, wherein a handle ball is arranged at the upper end of the rear lifting rod (17), a weight is arranged below the fifth sleeve (25) at the lower part of the rear lifting rod (17), a key groove which is opened upwards is arranged at the upper part of the fifth sleeve (25) along the vertical direction, and a flat key matched with the key groove is arranged on the rear lifting rod (17) along the vertical direction.
7. The saw blade welding device with simple structure according to claim 1, wherein the induction coil (4) is arranged along the left and right directions, the end part of the induction coil is provided with a U-shaped structure which is matched with the tool bit (11) and is arranged vertically, and the limit metal block (9) is a rectangular block which is arranged along the left and right directions and is arranged on the bending part of the U-shaped structure.
8. The saw blade welding device with simple structure according to claim 7, wherein the limiting metal blocks (9) gradually approach the saw blade (10) from top to bottom, and the two limiting metal blocks (9) are symmetrically arranged in front and back of the saw blade (10).
9. The saw blade welding device with simple structure according to claim 1, wherein the rear bearing (19) is arranged at the lower side of the front end of the lower fixed rod (13), the lower end of the front lifting rod (15) is bent backwards to be horizontal, and the front bearing (20) is arranged at the upper side of the lower end of the front lifting rod (15).
10. The saw blade welding device with simple structure according to claim 6, characterized in that the weight is of a cylindrical structure coaxially arranged with the rear lifting rod (17) and the lower part thereof is of a conical shape with big top and small bottom; the pressure head (18) is detachably arranged at the bottom of the weight, and the lower part of the pressure head is of a flat cone-shaped structure arranged along the left and right directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392397.3A CN112894108B (en) | 2021-04-13 | Saw blade welding device with simple structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392397.3A CN112894108B (en) | 2021-04-13 | Saw blade welding device with simple structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112894108A CN112894108A (en) | 2021-06-04 |
| CN112894108B true CN112894108B (en) | 2024-06-04 |
Family
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