CN215470169U - High-speed friction extrusion shaping cutter for standard electrode cap - Google Patents
High-speed friction extrusion shaping cutter for standard electrode cap Download PDFInfo
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- CN215470169U CN215470169U CN202121136567.3U CN202121136567U CN215470169U CN 215470169 U CN215470169 U CN 215470169U CN 202121136567 U CN202121136567 U CN 202121136567U CN 215470169 U CN215470169 U CN 215470169U
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Abstract
A standard electrode cap high-speed friction extrusion shaping cutter comprises an upper end cover (21), a double-edge blade (22), two single-edge blades (23), a cutter frame (24) and a lower end cover (25), wherein the lower end cover is connected with the cutter frame through screws, the double-edge blades are embedded into stepped rectangular grooves of the cutter frame, the single-edge blades are embedded into rectangular grooves of the cutter frame, and the upper end cover is connected with the cutter frame through screws, so that the single-edge blades and the double-edge blades are fixed in the cutter frame.
Description
Technical Field
The utility model belongs to the technical field of welding equipment, and particularly relates to a high-speed friction extrusion shaping cutter capable of performing friction shaping on a resistance welding standard electrode cap.
Background
The electrode cap belongs to a welding electrode, is used for welding resistance welding equipment, such as a single-side spot welding machine, a fixed spot welding machine, a suspension type spot welding machine, a manipulator spot welding machine, a robot spot welding machine and the like, and is called as the electrode cap because the electrode cap is sleeved on an electrode connecting rod. The material is mostly chromium zirconium copper, and also has dispersed copper. After welding for a certain number of times (generally 30-50 points), the end face is required to be polished or replaced due to deformation and abrasion, and the welding consumable part belongs to a welding consumable part.
The welding principle of resistance welding is that a large amount of heat is generated between electrodes through large current, steel plates are melted, and welding nucleuses are formed between the steel plates, so that the purpose of bonding the steel plates is achieved, the temperature is high during welding, the steel plates are melted, and the electrodes are softened at the same time, so that the shapes of the welding surfaces of the electrode caps are abraded and deformed, the traditional method is to ensure that the electrode caps reach qualified shapes by milling a certain length, a pair of brand-new electrode caps are milled for about 70 times and the electrode caps are scrapped and replaced again, the cost is high, the high-speed friction shaping machine for the electrode caps can be shaped to the shape required by welding for 550 times, and the cost is saved remarkably.
The automatic requirements of the manufacturing and processing industries such as domestic vehicle manufacturing, die manufacturing and the like on spot welding equipment are higher and higher, the types of workpieces are more and more, the consumption of the electrode caps is more and more, the cost is remarkably saved by adopting the high-speed friction shaping machine for the electrode caps, and the future development trend of the high-speed friction shaping machine for the electrode caps is realized.
Patent No. 201821928565.6 discloses a resistance spot welding electrode cap grinding device, which comprises a frame mechanism, a grinding mechanism, an electrode cap feeding mechanism and an adjusting mechanism; the grinding mechanism comprises a grinding cutter arranged on the frame mechanism and a driving device arranged on the frame mechanism and used for driving the grinding cutter to rotate; the electrode cap feeding mechanism comprises a guide rail mechanism and an electrode cap positioning device which is arranged on the frame mechanism in a sliding manner through the guide rail mechanism in a lifting manner; the adjusting mechanism is arranged on the frame mechanism and used for driving the electrode cap positioning device to lift. The lower connecting block is in an inverted T shape, and one end of the connecting rod is hinged to the vertical arm of the lower connecting block.
Optionally, when the connecting plate is arranged, the electrode cap positioning device further comprises an upper connecting block which is arranged on the connecting plate and is in a T shape, and the handle is hinged to a vertical arm of the upper connecting block;
optionally, the frame mechanism includes a base, an installation frame disposed on the base, and an installation seat disposed at an upper end of the installation frame, the polishing tool and the driving device are disposed on the installation seat, the electrode cap feeding mechanism is disposed on the installation frame, and the adjusting mechanism is disposed on the base.
Optionally, the electrode cap positioning device includes a connecting plate slidably disposed on the frame mechanism through the guide rail mechanism in a liftable manner, and a positioning pin disposed on the connecting plate and used for positioning the electrode cap, and the adjusting mechanism is connected to the connecting plate.
Optionally, the electrode cap positioning device further comprises an adjusting block, a pin seat, a first adjusting piece and a second adjusting piece; the adjusting block is arranged on the connecting plate, and the pin boss is arranged on the adjusting block and the connecting plate at the same time; the first adjusting piece is arranged between the adjusting block and the pin seat and used for adjusting the left and right relative positions of the pin seat and the adjusting block; the second adjusting piece is arranged between the connecting plate and the pin boss and used for adjusting the front and back relative positions of the pin boss and the connecting plate.
Optionally, the adjusting block is connected with the pin boss through a first bolt, and the first adjusting piece is a first gasket arranged on the first bolt; the connecting plate is connected with the pin boss through a second bolt, and the second adjusting piece is a second gasket arranged on the second bolt.
Optionally, the pin seat and the adjusting block are parts bent into an L shape; one section of the pin seat is connected to the inner side of the adjusting block through the first bolt, one section of the adjusting block is located on the left side or the right side of the pin seat, and the other section of the pin seat is connected to the front side or the rear side of the connecting plate through the second bolt.
Optionally, the electrode cap feeding mechanism further comprises a guide rail mounting plate, two ends of the guide rail mounting plate are fixedly arranged on the frame mechanism, and a positioning groove is formed in the middle of the guide rail mounting plate; the guide rail mechanism comprises a guide rail embedded into and fixed on the positioning groove and a sliding block arranged on the guide rail in a sliding manner, and the connecting plate is arranged on the sliding block.
Optionally, the adjustment mechanism is a linkage mechanism; the connecting rod mechanism comprises a lower connecting block, a connecting rod and a handle; the lower connecting block is arranged on the frame mechanism, one end of the handle is rotatably connected with the electrode cap positioning device, and two ends of the connecting rod are respectively rotatably connected with the handle and the lower connecting block.
Optionally, the linkage mechanism further comprises a plurality of hinge pins; the lower connecting block is rotatably connected with the connecting rod, the connecting rod is rotatably connected with the handle, and the handle is rotatably connected with the connecting plate through the hinge pins, and the axes of the hinge pins are parallel.
According to the resistance spot welding electrode cap grinding device provided by the embodiment of the utility model, the guide rail mechanism is arranged, so that the high-precision sliding displacement and direction of the electrode cap positioning device are ensured, the adjusting mechanism is additionally arranged, the electrode cap positioning device is driven by the adjusting mechanism to slide along the guide rail mechanism, the feeding displacement is adjusted, and the electrode cap moves linearly along with the electrode cap positioning device, so that the grinding amount is adjusted, the structure is simple, and the occupied space is small; the electrode caps can be intensively polished on the premise of not influencing the production takt, and each electrode cap can be properly polished according to the abrasion degree, so that the problem of excessive polishing when the electrode caps with inconsistent abrasion are polished according to the maximum polishing amount is solved, the resource waste is avoided, the maintenance cost of the electrode caps is reduced, the service life of the electrode caps is prolonged, and the electrode cap polishing device is suitable for the maintenance occasions of the electrode caps under various production modes; the waste falls down when the grinding is carried out, the electrode cap is positioned on the electrode cap positioning device, after the grinding is finished, the electrode cap positioning device is driven to fall down through the adjusting mechanism, the electrode cap is taken down, the waste is separated from the electrode cap, the operation of separating the electrode cap from the waste is avoided, and the operation difficulty is reduced.
The inventor finds that the milling cutter applicable to the conical electrode cap is utilized in the technical scheme, and the defects that the shape change required for repairing the milled conical electrode cap is large, the milling amount is large, the electrode cap is scrapped after being milled for 70 times, the utilization rate of a single electrode cap is low, the milling times are few, and the cost is increased are overcome.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims to overcome the defects and provide a high-speed friction extrusion shaping cutter which is ingenious in structure, shapes an electrode cap in a grinding mode and saves cost.
The scheme of the utility model is as follows: a standard electrode cap high-speed friction extrusion shaping cutter comprises an upper end cover (21), a double-edge blade (22), two single-edge blades (23), a cutter frame (24) and a lower end cover (25), wherein the lower end cover is connected with the cutter frame through screws, the double-edge blades are embedded into stepped rectangular grooves of the cutter frame, the single-edge blades are embedded into rectangular grooves of the cutter frame, and the upper end cover is connected with the cutter frame through screws, so that the single-edge blades and the double-edge blades are fixed in the cutter frame.
Further, the circumferential side surface of the tool rest is provided with two trapezoidal buckles (241) which are used for realizing the fixation and the disassembly of the tool rest.
Optionally, the side surface of the tool holder is a parallel surface (242) obtained by cutting away a portion of the circumferential side surface of the tool holder. The parallel surface (242) is used for realizing the fixation and the disassembly of the tool holder.
Furthermore, the single-edge blade is provided with a blunt edge (231) for extruding and shaping the deformation of the external profile of the standard electrode cap (1).
Furthermore, sharp edges (232) are arranged on the single-edge blade and used for cutting off waste materials generated by shaping of the standard electrode cap.
Furthermore, the double-edge blade is provided with a blunt edge (221) for extruding and shaping the deformation of the external profile of the standard electrode cap (1)
Furthermore, the double-edged blade is provided with a sharp edge (222) for cutting off waste materials generated by shaping the standard electrode cap.
The utility model has the beneficial effects that: 1. the grinding method is used for shaping the standard electrode cap, the shaping amount is small, the shaping times of the electrode cap are increased, and the service life is prolonged; 2. the shaping times of a single electrode cap are increased, the utilization rate is increased, and the production cost is reduced.
Drawings
FIG. 1 is a schematic structural view of one embodiment of a high-speed friction extrusion reforming cutter of the present invention;
FIG. 2 is a schematic structural view of another embodiment of a high-speed friction extrusion truing tool according to the present invention;
FIG. 3 is a sectional structure view of the high-speed friction extrusion shaping tool of the present invention.
FIG. 1, a standard electrode cap; 2. high-speed friction extrusion shaping cutter; 21. an upper end cover; 22. a double-edged blade; 23. two single-edged blades; 24. a tool holder; 25. a lower end cover; 221. a double-edged blade blunt edge; 222. a double-edged blade sharp edge 231, a single-edged blade blunt edge; 232. a single-edge blade edge; 241. a trapezoidal buckle; 242. parallel surfaces of the side surfaces of the tool holder;
Detailed Description
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings and examples.
In embodiment 1 shown in fig. 2 and 3, the standard electrode cap high-speed friction extrusion reshaping tool comprises an upper end cover (21), a double-edge blade (22), two single-edge blades (23), a tool holder (24) and a lower end cover (25), wherein the lower end cover is connected with the tool holder through screws, the double-edge blade is embedded into a stepped rectangular groove of the tool holder, the single-edge blade is embedded into a rectangular groove of the tool holder, and the upper end cover is connected with the tool holder through screws, so that the single-edge blade and the double-edge blade are fixed in the tool holder.
Further, two trapezoidal buckles (241) are arranged on the circumferential side face of the tool rest and used for fixing and detaching the tool rest.
Furthermore, the single-edge blade is provided with a blunt edge (231) for extruding and shaping the deformation of the external profile of the standard electrode cap (1).
Furthermore, sharp edges (232) are arranged on the single-edge blade and used for cutting off waste materials generated by shaping of the standard electrode cap.
Furthermore, the double-edge blade is provided with a blunt edge (221) for extruding and shaping the deformation of the external profile of the standard electrode cap (1).
Furthermore, the double-edged blade is provided with a sharp edge (222) for cutting off deformation generated by shaping of the standard electrode cap.
As in the embodiment 2 shown in fig. 1 and 3, the side surface of the holder is a parallel surface (242) obtained by cutting away a part of the circumferential side surface of the holder. The parallel surface (242) is used for realizing the fixation and the disassembly of the tool holder. The rest is the same as in example 1.
The working principle of the utility model is as follows: and receiving a shaping signal to enable the high-speed friction extrusion shaping cutter to rotate forwards, clamping the standard electrode cap 1 by the center of the high-speed friction extrusion shaping cutter, utilizing clamping force to enable the external profile of the standard electrode cap to be in contact extrusion with the blunt edges of the single-edge blade and the double-edge blade, utilizing the standard high-speed friction extrusion shaping cutter to rotate forwards, realizing the change of the extrusion part to the direction of the forward rotation, and further realizing the grinding of the external profile of the standard electrode cap. The waste materials formed by grinding are cut off by the sharp edges of the single-edge blade and the double-edge blade; and then the high-speed friction extrusion shaping cutter is rotated reversely, and the standard electrode cap is ground reversely to finish the shaping action.
The above description of the present invention relates to only some embodiments of the present invention, and any replacement or modification made by those skilled in the art based on the spirit of the present invention should be covered by the protection scope of the present invention, which should be controlled by the appended claims.
Claims (7)
1. The standard electrode cap high-speed friction extrusion reshaping cutter is characterized by comprising an upper end cover (21), a double-edged blade (22), two single-edged blades (23), a cutter frame (24) and a lower end cover (25), wherein the lower end cover is connected with the cutter frame through screws, the double-edged blade is embedded into a stepped rectangular groove of the cutter frame, the single-edged blade is embedded into a rectangular groove of the cutter frame, and the upper end cover is connected with the cutter frame through screws, so that the single-edged blade and the double-edged blade are fixed in the cutter frame.
2. The high-speed friction extrusion reshaping tool for standard electrode caps as defined in claim 1, wherein the circumferential side of the tool holder is provided with two trapezoidal snap fasteners (241) for fixing and detaching the tool holder.
3. The modular electrode cap high speed friction extrusion truing tool of claim 1 wherein said tool holder side surfaces are parallel surfaces (242) obtained by cutting away a portion of said circumferential side surface of said tool holder.
4. The high-speed friction extrusion reshaping cutter for standard electrode caps as defined in claim 1, wherein the single-edge blade is provided with a blunt edge (231) for extrusion reshaping of the external profile of the standard electrode cap (1).
5. The standard electrode cap high-speed friction extrusion truing tool of claim 1, wherein said single-edged blade is provided with sharp edges (232) for cutting off waste material generated by truing said standard electrode cap.
6. The high-speed friction extrusion reshaping cutter for standard electrode caps as defined in claim 1, wherein the double-edged blade is provided with a blunt edge (221) for extrusion reshaping of the outer profile of the standard electrode cap (1).
7. The standard electrode cap high-speed friction extrusion truing tool of claim 1, wherein said double-edged blade is provided with sharp edges (222) for cutting off scrap material generated during truing of said standard electrode cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121136567.3U CN215470169U (en) | 2021-05-25 | 2021-05-25 | High-speed friction extrusion shaping cutter for standard electrode cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121136567.3U CN215470169U (en) | 2021-05-25 | 2021-05-25 | High-speed friction extrusion shaping cutter for standard electrode cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215470169U true CN215470169U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121136567.3U Active CN215470169U (en) | 2021-05-25 | 2021-05-25 | High-speed friction extrusion shaping cutter for standard electrode cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215470169U (en) |
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2021
- 2021-05-25 CN CN202121136567.3U patent/CN215470169U/en active Active
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