CN108723679B - Saw chain head grinding block clamp and saw chain welding device adopting same - Google Patents
Saw chain head grinding block clamp and saw chain welding device adopting same Download PDFInfo
- Publication number
- CN108723679B CN108723679B CN201810764133.4A CN201810764133A CN108723679B CN 108723679 B CN108723679 B CN 108723679B CN 201810764133 A CN201810764133 A CN 201810764133A CN 108723679 B CN108723679 B CN 108723679B
- Authority
- CN
- China
- Prior art keywords
- saw chain
- clamping block
- block
- clamp
- head grinding
- Prior art date
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 34
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 abstract description 8
- 238000004804 winding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Sawing (AREA)
Abstract
The invention provides a saw chain head grinding block clamp and a saw chain welding device adopting the clamp, wherein the saw chain head grinding block clamp comprises a groove-shaped main body with an opening at the top end, a main clamping block and an auxiliary clamping block are arranged in the main body, and the main clamping block and the auxiliary clamping block are of L-shaped structures formed by vertical plates and horizontal plates; the main clamping block is arranged at the opening end of the main body through a first rotating shaft, and the first rotating shaft is positioned at the joint of the vertical plate and the horizontal plate of the main clamping block; the auxiliary clamping block is arranged in the main body through a second rotating shaft, and the second rotating shaft is positioned at one end of the horizontal plate of the auxiliary clamping block, which is far away from the vertical plate; the vertical plate of the main clamping block is arranged opposite to the vertical plate of the auxiliary clamping block; the horizontal plate of the main clamping block is arranged opposite to the horizontal plate of the auxiliary clamping block; the vertical plate of the main clamping block is provided with a clamping degree adjusting bolt in a penetrating way. The saw chain head grinding block clamp can effectively clamp modules with different thicknesses, has good universality, and can ensure the stability of the relative positions of the chain and the grinding block in the welding process of the saw chain welding device, so that the welding quality is improved.
Description
The invention belongs to the technical field of saw chain manufacturing, and particularly relates to a saw chain head grinding block clamp and a saw chain welding device adopting the clamp.
Background
Saw chains are an important component in chain saws, the quality of which is related to the life of the chain saw, and whether the welding of the grinding block on the saw chain head is firm is an important factor related to the quality of the saw chain. During the welding process, the relative positions of the saw chain head and the grinding block must be stable, so how to clamp and fix the grinding block becomes an important problem to be solved in the welding process. In addition, how to improve the efficiency and quality of saw chain welding is also one of the concerns in the industry.
Disclosure of Invention
The invention aims to provide a saw chain head grinding block clamp and a saw chain welding device adopting the clamp, which are used for improving the efficiency and quality of saw chain welding.
The saw chain head grinding block clamp comprises a groove-shaped main body with an opening at the top end, wherein a main clamping block and an auxiliary clamping block are arranged in the main body, and the main clamping block and the auxiliary clamping block are of an L-shaped structure formed by a vertical plate and a horizontal plate; the main clamping block is arranged at the opening end of the main body through a first rotating shaft, and the first rotating shaft is positioned at the joint of the vertical plate and the horizontal plate of the main clamping block; the auxiliary clamping block is arranged in the main body through a second rotating shaft, and the second rotating shaft is positioned at one end of the horizontal plate of the auxiliary clamping block, which is far away from the vertical plate; the vertical plate of the main clamping block is arranged opposite to the vertical plate of the auxiliary clamping block; the horizontal plate of the main clamping block is arranged opposite to the horizontal plate of the auxiliary clamping block; the vertical plate of the main clamping block is provided with a clamping degree adjusting bolt penetrating through the vertical plate of the main clamping block in a threaded fit manner.
When the saw chain head grinding block is used, firstly, the saw chain head grinding block is placed between the horizontal plate of the main clamping block and the end surface of the vertical plate of the auxiliary clamping block, then the clamping degree adjusting bolt is rotated, so that the clamping degree adjusting bolt moves towards the vertical plate of the auxiliary clamping block and abuts against the vertical plate of the auxiliary clamping block, the clamping degree adjusting bolt is continuously rotated, and the auxiliary clamping block is pushed to rotate around the second rotating shaft and simultaneously is reversely pushed to rotate around the first rotating shaft; the auxiliary clamping block can touch the bottom wall of the main body to stop rotating when rotating to the maximum angle; the horizontal plate of the main clamping block can move downwards in the rotation process of the main clamping block, so that the saw chain head grinding block is clamped between the horizontal plate of the main clamping block and the vertical plate of the auxiliary clamping block, and the fixing of the saw chain head grinding block is realized. Because the main clamping block and the auxiliary clamping block can rotate, the distance between the horizontal plate of the main clamping block and the vertical plate of the auxiliary clamping block is larger in adjustment range, and the clamping device can adapt to clamping of grinding blocks with different thicknesses and is better in universality.
Further, a position adjusting bolt penetrating through the bottom wall of the main body is mounted on the bottom wall of the main body in a threaded fit manner, the position adjusting bolt is screwed to the direction of the main body, and the position adjusting bolt is matched with the main body to clamp the bench, so that the position of the saw chain head grinding block clamp is fixed; and the saw chain head grinding block clamp can move along the direction of the through groove on the bench by unscrewing the position adjusting bolt.
Further, for convenient rotation, the clamping degree adjusting bolt and the position adjusting bolt are butterfly bolts.
The saw chain welding device provided by the invention comprises a rack, a saw chain tensioning mechanism, an abutting plate, a welder and the saw chain head grinding block clamp, wherein the saw chain tensioning mechanism, the abutting plate, the welder and the saw chain head grinding block clamp are arranged on the rack; the abutting plate is located inside a closed chain formed by the saw chain tensioning mechanism, the saw chain head grinding block clamp is located outside the closed chain, and the abutting plate and the saw chain head grinding block clamp are arranged oppositely.
The working principle of the saw chain welding device is as follows:
firstly, winding a saw chain on a saw chain tensioning mechanism and tensioning the saw chain, then fixing a grinding block to be welded on a saw chain head grinding block clamp, adjusting the position of the saw chain head grinding block clamp on a bench, enabling the grinding block on the saw chain head grinding block clamp to be matched with a supporting plate so as to clamp a chain of the saw chain, finally, welding the chain and the grinding block together by using a welder, loosening the saw chain head grinding block clamp after welding is finished, and moving the chain so as to weld the next chain and the grinding block.
Specifically, the saw chain tensioning mechanism is composed of a movable gear and two fixed gears, the fixed gears are rotatably mounted on the rack, the movable gears are rotatably mounted on tensioning blocks, and the tensioning blocks are movably mounted on the rack in a mode of being matched with nuts and lead screws. The saw chain can be tensioned by adjusting the position of the tensioning block through the nut and the screw rod, and the saw chain can be kept in a tensioning state in the welding process due to the self-locking property of the nut and the screw rod.
Further, the connecting line of the two fixed gears is positioned between the abutting plate and the saw chain head grinding block clamp, so that the positions of the abutting plate and the saw chain are relatively fixed, the abutting plate and the module are convenient to clamp the chain of the saw chain, and the welding quality is improved.
The saw chain head grinding block clamp can effectively clamp modules with different thicknesses, has good universality, and can ensure the stability of the relative positions of the chain and the grinding block in the welding process of the saw chain welding device, so that the welding quality is improved.
Drawings
Fig. 1 is a schematic view of the structure of the saw chain head block clamp of the present invention (initial state).
Fig. 2 is a schematic structural view (clamped state) of the saw chain head block clamp of the present invention.
Fig. 3 is a top view of the saw chain welding apparatus of the present invention.
The drawings are marked: 1. saw chain head grinding block clamp; 11. a main body; 12. a main clamping block; 13. a secondary clamping block; 14. a first rotating shaft; 15. a second rotating shaft; 16. a clamping degree adjusting bolt; 17. a position adjusting bolt; 2. a stand; 3. an abutment plate; 4. a through groove; 5. a chain; 6. a movable gear; 7. a fixed gear; 8. and (5) grinding the block.
Description of the embodiments
The following describes the shape, structure, mutual position and connection relation between parts, action and working principle of each part, etc. of each component according to the specific embodiment of the present invention by describing the embodiment examples in detail.
Examples
The embodiment provides a saw chain head grinding block clamp and a saw chain welding device adopting the clamp, which are used for improving the efficiency and the quality of saw chain welding.
As shown in fig. 1, the saw chain head grinding block clamp 1 of the embodiment comprises a groove-shaped main body 11 with an open top, wherein a main clamping block 12 and a secondary clamping block 13 are arranged in the main body 11, and the main clamping block 12 and the secondary clamping block 13 are of an L-shaped structure formed by a vertical plate and a horizontal plate; the main clamping block 12 is arranged at the opening end of the main body 11 through a first rotating shaft 14, and the first rotating shaft 14 is positioned at the joint of the vertical plate and the horizontal plate of the main clamping block 12; the auxiliary clamping block 13 is arranged in the main body 11 through a second rotating shaft 15, and the second rotating shaft 15 is positioned at one end of a horizontal plate of the auxiliary clamping block 13, which is far away from the vertical plate; the vertical plate of the main clamping block 12 is opposite to the vertical plate of the auxiliary clamping block 13; the horizontal plate of the main clamping block 12 is arranged opposite to the horizontal plate of the auxiliary clamping block 13; the vertical plate of the main clamping block 12 is provided with a clamping degree adjusting bolt 16 penetrating through the vertical plate of the main clamping block 12 in a threaded fit manner, and the bottom wall of the main body 11 is provided with a position adjusting bolt 17 penetrating through the bottom wall of the main body 11 in a threaded fit manner.
As shown in fig. 3, the saw chain welding device according to the present embodiment is composed of a stand 2, a saw chain tensioning mechanism disposed on the stand 2, an abutment plate 3, a laser welder (not shown in the figure), and a plurality of saw chain head grinding block clamps 1, wherein the abutment plate 3 is fixed on the stand 2, the stand 2 is provided with a through slot 4, and a position adjusting bolt 17 of the saw chain head grinding block clamp 1 passes through the through slot 4 upwards, so that the saw chain head grinding block clamp 1 is mounted on the stand 2; the abutting plate 3 is located inside a closed chain 5 formed by the saw chain tensioning mechanism, the saw chain head grinding block clamp 1 is located outside the closed chain 5, and the abutting plate 3 and the saw chain head grinding block clamp 1 are oppositely arranged.
In the embodiment, the saw chain tensioning mechanism consists of a movable gear 6 and two fixed gears 7, wherein the fixed gears 7 are rotatably arranged on the rack 2, and the connecting line of the two fixed gears 7 is positioned between the abutting plate 3 and the saw chain head grinding block clamp 1; the movable gear 6 is rotatably arranged on a tensioning block, and the tensioning block is movably arranged on the rack 2 in a nut and screw rod matching mode. The saw chain can be tensioned by adjusting the position of the tensioning block through the nut and the screw rod, and the saw chain can be kept in a tensioning state in the welding process due to the self-locking property of the nut and the screw rod.
As shown in fig. 2, when in use, firstly, the saw chain head grinding block 8 is placed between the horizontal plate of the main clamping block 12 and the end surface of the vertical plate of the auxiliary clamping block 13, then the clamping degree adjusting bolt 16 is rotated, so that the clamping degree adjusting bolt 16 moves towards the vertical plate of the auxiliary clamping block 13 and abuts against the vertical plate of the auxiliary clamping block 13, and the clamping degree adjusting bolt 16 is continuously rotated, and when the auxiliary clamping block 13 is pushed to rotate around the second rotating shaft 15, the main clamping block 12 is also reversely pushed to rotate around the first rotating shaft 14; the sub-clamp block 13 contacts the bottom wall of the main body 11 to stop rotating when rotating to the maximum angle; the horizontal plate of the main clamping block 12 moves downwards in the rotation process of the main clamping block 12, so that the saw chain head grinding block 8 is clamped between the horizontal plate of the main clamping block 12 and the vertical plate of the auxiliary clamping block 13, and the fixing of the saw chain head grinding block 8 is realized. Because the main clamping block 12 and the auxiliary clamping block 13 can rotate, the distance between the horizontal plate of the main clamping block 12 and the vertical plate of the auxiliary clamping block 13 is larger in adjustment range, and the clamping device can adapt to clamping of the grinding blocks 8 with different thicknesses, and is better in universality.
The position adjusting bolt 17 is screwed to the direction of the main body 11, the position adjusting bolt 17 is matched with the main body 11 to clamp the rack 2, and the position of the saw chain head grinding block clamp 1 is fixed; and the saw chain head grinding block clamp 1 can move on the rack 2 along the direction of the through groove 4 by unscrewing the position adjusting bolt 17.
For easy rotation, the clamping degree adjusting bolt 16 and the position adjusting bolt 17 are butterfly bolts.
The working principle of the saw chain welding device is as follows:
firstly, winding a saw chain on a saw chain tensioning mechanism and tensioning the saw chain, then fixing a grinding block 8 to be welded on a saw chain head grinding block clamp 1, adjusting the position of the saw chain head grinding block clamp 1 on a rack 2, enabling the grinding block 8 on the saw chain head grinding block clamp 1 to be matched with an abutting plate 3 so as to clamp a chain 5 of the saw chain, finally, welding the chain 5 and the grinding block 8 together by utilizing a laser welder, loosening the saw chain head grinding block clamp 1 after welding is finished, and moving the chain 5 so as to weld the next chain 5 and the grinding block 8.
While the invention has been described above with reference to the accompanying drawings, it will be apparent that the specific design of the invention is not limited by the foregoing, but it is within the scope of the invention to apply the inventive concept and technical scheme directly to other occasions without any substantial improvement or improvement.
Claims (5)
1. The saw chain head grinding block clamp is characterized by comprising a groove-shaped main body with an opening at the top end, wherein a main clamping block and an auxiliary clamping block are arranged in the groove-shaped main body, and the main clamping block and the auxiliary clamping block are of L-shaped structures formed by vertical plates and horizontal plates; the main clamping block is arranged at the opening end of the groove-shaped main body through a first rotating shaft, and the first rotating shaft is positioned at the joint of the vertical plate and the horizontal plate of the main clamping block; the auxiliary clamping block is arranged in the groove-shaped main body through a second rotating shaft, and the second rotating shaft is positioned at one end of the horizontal plate of the auxiliary clamping block, which is far away from the vertical plate; the vertical plate of the main clamping block is arranged opposite to the vertical plate of the auxiliary clamping block; the horizontal plate of the main clamping block is arranged opposite to the horizontal plate of the auxiliary clamping block; the vertical plate of the main clamping block is provided with a clamping degree adjusting bolt penetrating through the vertical plate of the main clamping block in a threaded fit manner; the bottom wall of the groove-shaped main body is provided with a position adjusting bolt penetrating through the bottom wall of the groove-shaped main body in a threaded fit mode.
2. The saw chain head grinding block clamp of claim 1, wherein the clamping degree adjusting bolt and the position adjusting bolt are butterfly bolts.
3. A saw chain welding device, which is characterized by comprising a rack, a saw chain tensioning mechanism arranged on the rack, an abutting plate, a welding device and one or more saw chain head grinding block clamps according to claim 1, wherein the abutting plate is fixed on the rack, the rack is provided with a through groove, and a position adjusting bolt of the saw chain head grinding block clamp upwards passes through the through groove so as to enable the saw chain head grinding block clamp to be arranged on the rack; the abutting plate is located inside a closed chain formed by the saw chain tensioning mechanism, the saw chain head grinding block clamp is located outside the closed chain, and the abutting plate and the saw chain head grinding block clamp are arranged oppositely.
4. The saw chain welding device according to claim 3, wherein the saw chain tensioning mechanism is composed of a movable gear and two fixed gears, the fixed gears are rotatably mounted on the rack, the movable gears are rotatably mounted on tensioning blocks, and the tensioning blocks are movably mounted on the rack in a nut and screw rod matching mode.
5. The saw chain welding apparatus of claim 4, wherein the connection line of the two fixed gears is located between the abutment plate and the saw chain head grinding block fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810764133.4A CN108723679B (en) | 2018-07-12 | 2018-07-12 | Saw chain head grinding block clamp and saw chain welding device adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810764133.4A CN108723679B (en) | 2018-07-12 | 2018-07-12 | Saw chain head grinding block clamp and saw chain welding device adopting same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108723679A CN108723679A (en) | 2018-11-02 |
| CN108723679B true CN108723679B (en) | 2024-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810764133.4A Active CN108723679B (en) | 2018-07-12 | 2018-07-12 | Saw chain head grinding block clamp and saw chain welding device adopting same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108723679B (en) |
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| CN108723679A (en) | 2018-11-02 |
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