CN112643275A - Electromagnetic drive assembly welding position device - Google Patents
Electromagnetic drive assembly welding position device Download PDFInfo
- Publication number
- CN112643275A CN112643275A CN202011602393.5A CN202011602393A CN112643275A CN 112643275 A CN112643275 A CN 112643275A CN 202011602393 A CN202011602393 A CN 202011602393A CN 112643275 A CN112643275 A CN 112643275A
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- block
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- electromagnetic drive
- rod
- drive assembly
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- 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 to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
-
- 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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Resistance Welding (AREA)
Abstract
The invention discloses an electromagnetic driving assembly welding positioning device which comprises a guide platform, an installation block, an installation base, a limiting block A and a movable push block, wherein one side of the guide platform is connected with the lower part of the installation block, a supporting beam is arranged on the upper part of the installation base, the supporting beam is connected with the guide platform through a connecting rod A, a linear bearing is arranged between the connecting rod A and the guide platform, the limiting block A is arranged on the upper part of the installation block, the limiting block A is provided with the guide block A on one side close to the guide platform, and the guide block A is provided with a push rod and a reset thimble. The pneumatic propulsion device not only realizes the controllability of clamping force, avoids uncertain factors of manual operation, but also reduces the labor intensity of operators, improves the labor efficiency, can timely monitor and regulate the working stroke of products and the closing height of the working surface of the armature and the long magnetic pole, effectively improves the matching of the two size parameters in the same product, and ensures the consistency and the reliability of partial performance parameters of the same batch of products.
Description
Technical Field
The invention belongs to the field of electromagnetic drive assembly production equipment, and particularly relates to an electromagnetic drive assembly welding positioning device.
Background
The electromagnetic driving component is a very important component in the relay, and the relative position size (such as the movement stroke from the armature to the short magnetic pole and the additional pole, the opening and closing gap between the armature and the working surface of the long magnetic pole and the like) of the armature movable reed component and each magnetic pole component in the component and the consistency of the size of the component after welding are directly related to the assembly quality of the subsequent process of the product, and the technical parameters and the reliability of the whole product are influenced. In the electromagnetic driving assembly, the working stroke (H) of the armature moving reed assembly is equal to the free stroke (H1) of the armature moving reed assembly minus the closing height (H2) of the armature moving reed assembly and the long magnetic pole, wherein the free stroke (H1) of the armature moving reed assembly is influenced by various accumulated errors and is an uncertain value. After long-term assembly and exploration, in the working procedure, the closing height (H2) of the movable armature reed component and the long magnetic pole and the working stroke (H) of the movable armature reed component are reasonably matched according to the size of the free stroke (H1) of the movable armature reed component of each component, so that various subsequent adjustment parameters of the product, such as attraction, release voltage, attraction of permanent magnetic steel to the armature, gap between a movable contact and a fixed contact, pressure and the like, can be controlled to be an ideal value.
In the actual operation, the product components of the previous process are grouped according to the free stroke (H1) value of the armature movable reed component and the difference range of 0.05 as an interval, the assembly preparation of the process is prepared, when the process is assembled, the components are classified and clamped between the working surface of the long magnetic pole and the working surface of the armature by using feelers with different thicknesses according to the grouping condition of the components, pressure is applied to the armature again to ensure that the feelers are tightly contacted with the armature and the long magnetic pole, then the additional pole is moved downwards, the feelers are naturally attached to the working surface of the armature by depending on the attraction of the permanent magnetic steel, pressure is applied to the additional pole to ensure that the permanent magnetic steel is tightly attached to the magnetic conductive surfaces between the short magnetic pole and the additional pole, and then the additional pole is firmly welded with the front bearing plate and the rear bearing plate to complete.
Although this mode of operation substantially guarantees the assembly requirements of the assembly, it has the following disadvantages and drawbacks, (1) the assembly in groups does not achieve the purpose of precise control; (2) although the working surface of the additional pole and the attraction surface of the armature can be naturally attached by virtue of the attraction force of the permanent magnetic steel, the permanent magnetic steel can adsorb welding spatters and impurities and is not easy to remove; (3) the clamping force is not controllable, and is greatly influenced by manual operation factors; (4) the grouping assembly has low efficiency and complex operation, and the condition of rework of the whole machine is easily caused; (5) the single-side spot welding efficiency is low, secondary shunt can be caused, and the welding reliability is influenced.
Disclosure of Invention
In order to solve the technical problems, the invention provides a welding and positioning device for an electromagnetic driving assembly, which can solve the problems of low assembly precision, complex operation and poor welding quality in the prior art.
The invention is realized by the following technical scheme.
The invention provides a welding and positioning device of an electromagnetic driving assembly, which comprises a guide platform, a mounting block, a mounting base, a limiting block A and a movable push block, one side of the guide platform is connected with the lower part of the mounting block, the upper part of the mounting base is provided with a supporting beam, the supporting beam is connected with the guide platform through a connecting rod A, a linear bearing is arranged between the connecting rod A and the guide platform, the limiting block A is arranged at the upper part of the mounting block, the limiting block A is provided with a guide block A at one side close to the guide platform, the guide block A is provided with a push rod and a reset thimble, the push rod and the reset thimble penetrate through the guide block A, and extends into the limiting block A, the other side of the limiting block A is provided with an air cylinder B, a piston rod of the air cylinder B extends onto the limiting block A through a top block component, the movable push block is installed on one side of the limiting block A through the guide block B, and the guide block B is connected with the installation block in a sliding mode through the guide rod A.
The supporting beam comprises a limiting block B and a connecting rod B, the connecting rod B penetrates through the installation base, a linear bearing is arranged between the connecting rod B and the installation base, the limiting block B is fixed on two sides of the connecting rod B, and the distance between the limiting block B is larger than the width of the installation base.
The adjusting screw rod is arranged on the guide block B, one end of the adjusting screw rod is inserted into the guide block B from the side face of the guide block B and is connected with the guide block B through the clamp spring, the middle of the adjusting screw rod is connected with the movable push block through threads, and an adjusting knob is arranged at the end part of the adjusting screw rod.
And the mounting block is provided with an air cylinder A, and a piston rod of the air cylinder A is connected with the guide block B.
The push rod, the reset thimble, the piston rod of the cylinder B and the adjusting screw rod are parallel to each other, and the guide rod A is perpendicular to the adjusting screw rod.
The guide platform is provided with a measuring meter, and the detection end of the measuring meter is propped against one end of the push rod.
The installation base is installed on a welding machine, the welding machine is provided with an upper electrode and a lower electrode, and the upper electrode and the lower electrode are located above and below the limiting block A respectively.
One end of the ejector block assembly is connected with the cylinder B, the other end of the ejector block assembly) extends to the limiting block A, and the ejector block assembly is connected with the mounting block in a sliding mode through the guide rod B.
The distance between the limiting blocks B is equal to the distance between the welding points of the electromagnetic driving assembly than the difference value of the width of the mounting base.
The measuring meter is a dial indicator or a dial indicator.
The invention has the beneficial effects that: the pneumatic propulsion device not only realizes the controllability of clamping force, avoids some uncertain factors of manual operation, but also reduces the labor intensity of operators and improves the labor efficiency; the working stroke of the product and the closing height of the working surface of the armature and the long magnetic pole can be timely monitored and regulated, the matching performance of the two size parameters in the same product is effectively improved, and the consistency and the reliability of partial performance parameters of the same batch of products are ensured; after the permanent magnetic steel is subjected to demagnetization treatment, the possibility of adsorption welding spatter and impurities is avoided, and the cleaning of product components is facilitated; the double-sided spot welding of the upper electrode and the lower electrode is adopted, so that the welding efficiency is improved, and the reliability and consistency of the welding quality of the upper welding spot and the lower welding spot are ensured;
drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic structural view of an electromagnetic drive assembly;
FIG. 4 is a schematic view of the electromagnetic drive assembly in its state;
in the figure: 1-a guide platform, 2-a linear bearing, 3-a mounting block, 4-a support beam, 5-a mounting base, 6-a limiting block A, 7-a guide block A, 8-a push rod, 9-a measuring meter, 10-an adjusting knob, 11-a reset thimble, 12-an adjusting screw rod, 13-a cylinder A, 14-a movable push block, 15-a guide block B, 16-a push block component, 17-a cylinder B, 21-an armature, 23-a long magnetic pole, 24-a short magnetic pole, 25-a permanent magnetic steel, 26-an additional pole and 27-a support plate, a and B-the contact position of the electromagnetic driving assembly and the limiting block A, C-the push rod insertion position, D-the reset thimble insertion position, F1-the ejector block assembly contact position and F2-the moving push block contact position.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1 to 4, an electromagnetic driving assembly welding positioning device includes a guiding platform 1, a mounting block 3, a mounting base 5, a limiting block a6, and a movable push block 14, wherein one side of the guiding platform 1 is connected to a lower portion of the mounting block 3, an upper portion of the mounting base 5 is provided with a supporting beam 4, the supporting beam 4 is connected to the guiding platform 1 through a connecting rod a, a linear bearing 2 is disposed between the connecting rod a and the guiding platform 1, the limiting block a6 is mounted on an upper portion of the mounting block 3, the limiting block a6 is provided with a guiding block A7 on a side close to the guiding platform 1, the guiding block A7 is provided with a push rod 8 and a reset thimble 11, the push rod 8 and the reset thimble 11 penetrate through A7 of the guiding block A7 and extend into a limiting block a6, the other side of the limiting block a6 is provided with a cylinder B17, a piston rod of the cylinder B17 extends to the limiting block a6 through a jacking block, the guide block B15 is connected with the mounting block 3 in a sliding way through the guide rod A.
During welding, the demagnetized permanent magnetic steel and the additional pole are spliced according to the structure shown in the attached drawing 3 and are put into the limit block A6, the A and B surfaces of the electromagnetic driving component are clung to the limit block A6, then the switch is started, the cylinder B is started, the electromagnetic driving component is pushed by the ejector block component 16, the B surface of the electromagnetic driving component is clung to the limit block A6, then the cylinder A13 is started, the movable push block 14 is pushed, the additional pole 26 is pressed by the movable push block 14, the A surface of the electromagnetic driving component is clung to the limit block A6, so that the close clung between the permanent magnetic steel 25 and the magnetic pole is ensured, the magnetic conductivity of the component is improved, then the adjusting knob 10 is rotated clockwise, the movable push block 14 is driven by the adjusting screw 12 to move transversely, the movable push block 14 is driven to move together with the additional pole 26 when moving, one end of the armature 21 is driven by the additional pole, making the armature 21 and the working surface of the long magnetic pole 23 completely fit, when adjusting, the measuring gauge 9 is propped against the C position of the armature 21 through the pushing rod 8, when the reading of the measuring gauge 9 is kept unchanged, namely the armature 21 and the working surface of the long magnetic pole 23 are completely combined, after fitting, the measuring gauge 9 is zeroed, then the reset thimble 11 is pushed and pressed, the reset thimble 11 is propped against the D position, so that the armature 21 and the working surface of the short magnetic pole 24 are completely fitted, the dial indicator reading (namely the free stroke H1 of the armature moving reed component) is recorded, then the reset thimble 11 is released, and whether the dial indicator reading returns to zero is confirmed, according to the free stroke H1 value of the armature moving reed component, an ideal closing height H2 between the armature moving reed component and the long magnetic pole is calculated, then the adjusting knob 10 is rotated anticlockwise to make the moving pushing block 14 drive the additional pole 26 to move reversely until the reading of the measuring gauge 9 reaches the closing height H2 between the armature, stopping the adjusting knob, then zeroing the measuring meter 9 again, pushing and pressing the reset thimble 11 to ensure that the armature 21 is completely attached to the working surface of the short magnetic pole 23, checking the reading of the measuring meter 9 to see whether the reading meets the requirement of the working stroke h of the product, repeating the above operations again if the reading does not meet the requirement, pushing the supporting beam 4 rightwards after the working stroke h meets the requirement, ensuring that the side surface of the limiting block B at the left side of the supporting beam 4 is clung to the side surface of the mounting base 5, then starting the welding machine to ensure that the upper electrode and the lower electrode move towards the electromagnetic driving component, then completing the welding of the welding point 1 after the discharge welding, pushing the supporting beam 4 leftwards to ensure that the side surface of the limiting block B at the right side of the supporting beam 4 is clung to the side surface of the mounting base 5, then starting the welding machine to ensure that the, therefore, the welding of the electromagnetic driving assembly is completed, then the cylinder is controlled to retreat, and after the welded electromagnetic driving assembly is taken out, the welding of the next product is carried out.
After the welding positioning device is put into use, the expected design effect is achieved, the consistency of the assembly quality of the electromagnetic driving assembly is improved, and the reliability of the overall performance of the product is improved; the pneumatic propulsion device not only realizes the controllability of clamping force, avoids some uncertain factors of manual operation, but also reduces the labor intensity of operators and improves the labor efficiency; the working stroke of the product and the closing height of the working surface of the armature and the long magnetic pole are timely monitored and regulated by the belt meter, so that the matching of the two size parameters in the same product is effectively improved, and the consistency and the reliability of partial performance parameters of the same batch of products are ensured; after the permanent magnetic steel is subjected to demagnetization treatment, the possibility of adsorption welding spatter and impurities is avoided, and the cleaning of product components is facilitated; and the upper electrode and the lower electrode are subjected to double-sided spot welding, so that the welding efficiency is improved, and the reliability and consistency of the welding quality of the upper welding spot and the lower welding spot are ensured.
A supporting beam 4 includes stopper B and connecting rod B, and connecting rod B runs through installation base 5, and is equipped with linear bearing 2 between connecting rod B and the installation base 5, and stopper B fixes in connecting rod B both sides, and the interval between the stopper B is big than the width of installation base 5 for can be through promoting stopper B, control the position of electromagnetic drive subassembly and welding machine electrode, the control of being convenient for welds.
Be equipped with adjusting screw 12 on the guide block B15, adjusting screw 12 one end is inserted in guide block B15 and is connected with guide block B15 through the jump ring from guide block B15 side, adjusting screw 12 middle part is connected with removal ejector pad 14 through the screw thread, adjusting screw 12 tip is equipped with adjust knob 10, after rotating adjusting screw 12, can drive and remove ejector pad 14 and carry out axial displacement to drive additional utmost point 26 and remove, the accurate position of control additional utmost point 26 of being convenient for.
The mounting block 3 is provided with an air cylinder A13, a piston rod of the air cylinder A13 is connected with a guide block B15, the guide block B15 is pushed through the air cylinder A13, and the movable push block 14 is pushed through the guide block B15 to extrude the electromagnetic driving assembly.
The push rod 8, the reset thimble 11, the piston rod of the cylinder B17 and the adjusting screw 12 are parallel to each other, and the guide rod A is perpendicular to the adjusting screw 12 and is used for accurately fixing the electromagnetic driving component, so that the installation precision is improved.
The guide platform 1 is provided with the measuring gauge 9, the detection end of the measuring gauge 9 is propped against one end of the push rod 8, and the position change of the end part of the armature 21 is measured through the measuring gauge 9, so that the position of the additional pole 26 can be accurately adjusted, and the consistency of products is improved.
The mounting base 5 is mounted on a welding machine, the welding machine is provided with an upper electrode and a lower electrode, the upper electrode and the lower electrode are respectively located above and below the limiting block A6, and the upper electrode and the lower electrode discharge mutually to generate current so that the discharge position generates high temperature to complete welding.
Ejector block subassembly 16 one end is connected with cylinder B17, and on the other end extended to stopper A6, and ejector block subassembly 16 passed through guide bar B and installation piece 3 sliding connection, through the gliding direction of guide bar B control, the accurate fixed electromagnetic drive subassembly of being convenient for.
The difference of the interval between the limiting blocks B is equal to the interval of the welding points of the electromagnetic driving assembly than the difference of the width of the installation base 5, so that the electromagnetic driving assembly and the welding machine electrode can be controlled to weld conveniently by pushing the limiting blocks B.
The measuring meter 9 is a dial indicator or a dial indicator, and the position change of the end part of the armature 21 is rapidly measured through the measuring meter 9.
Claims (10)
1. The utility model provides an electromagnetic drive subassembly welding position device which characterized in that: the device comprises a guide platform (1), a mounting block (3), a mounting base (5), a limiting block A (6) and a movable push block (14), wherein one side of the guide platform (1) is connected with the lower part of the mounting block (3), a supporting beam (4) is arranged at the upper part of the mounting base (5), the supporting beam (4) is connected with the guide platform (1) through a connecting rod A, and a linear bearing (2) is arranged between the connecting rod A and the guide platform (1); the limiting block A (6) is mounted on the upper portion of the mounting block (3), a guide block A (7) is arranged on one side, close to the guide platform (1), of the limiting block A (6), a push rod (8) and a reset thimble (11) are arranged on the guide block A (7), the push rod (8) and the reset thimble (11) penetrate through the guide block A (7) and extend into the limiting block A (6), an air cylinder B (17) is arranged on the other side of the limiting block A (6), and a piston rod of the air cylinder B (17) extends onto the limiting block A (6) through a top block assembly (16); the movable push block (14) is installed on one side of the limiting block A (6) through a guide block B (15), and the guide block B (15) is connected with the installation block (3) in a sliding mode through a guide rod A.
2. The electromagnetic drive assembly weld positioning device of claim 1, wherein: supporting beam (4) include stopper B and connecting rod B, and connecting rod B runs through installation base (5), and is equipped with linear bearing (2) between connecting rod B and installation base (5), and stopper B fixes in connecting rod B both sides, and the interval between the stopper B is greater than the width of installation base (5).
3. The electromagnetic drive assembly weld positioning device of claim 1, wherein: be equipped with adjusting screw (12) on guide block B (15), adjusting screw (12) one end is inserted in guide block B (15) and is connected with guide block B (15) through the jump ring from guide block B (15) side, and adjusting screw (12) middle part is connected with removal ejector pad (14) through the screw thread, and adjusting screw (12) tip is equipped with adjust knob (10).
4. The electromagnetic drive assembly weld positioning device of claim 1, wherein: and an air cylinder A (13) is arranged on the mounting block (3), and a piston rod of the air cylinder A (13) is connected with the guide block B (15).
5. The electromagnetic drive assembly weld positioning device of claim 1, wherein: the push rod (8), the reset thimble (11), a piston rod of the air cylinder B (17) and the adjusting screw rod (12) are parallel to each other, and the guide rod A is perpendicular to the adjusting screw rod (12).
6. The electromagnetic drive assembly weld positioning device of claim 1, wherein: the guide platform (1) is provided with a measuring meter (9), and the detection end of the measuring meter (9) is propped against one end of the push rod (8).
7. The electromagnetic drive assembly weld positioning device of claim 1, wherein: the installation base (5) is installed on a welding machine, the welding machine is provided with an upper electrode and a lower electrode, and the upper electrode and the lower electrode are located above, below and below the limiting block A (6) respectively.
8. The electromagnetic drive assembly weld positioning device of claim 1, wherein: ejector block subassembly (16) one end is connected with cylinder B (17), and the other end) extends to on stopper A (6), and ejector block subassembly (16) pass through guide bar B and installation piece (3) sliding connection.
9. The electromagnetic drive assembly weld positioning device of claim 1, wherein: the distance between the limiting blocks B is equal to the distance between the welding points of the electromagnetic driving assembly than the difference value of the width of the mounting base (5).
10. The electromagnetic drive assembly weld positioning device of claim 6, wherein: the measuring meter (9) is a dial indicator or a dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602393.5A CN112643275B (en) | 2020-12-29 | 2020-12-29 | Electromagnetic drive assembly welding position device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011602393.5A CN112643275B (en) | 2020-12-29 | 2020-12-29 | Electromagnetic drive assembly welding position device |
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| CN112643275A true CN112643275A (en) | 2021-04-13 |
| CN112643275B CN112643275B (en) | 2023-01-13 |
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| CN112067269A (en) * | 2020-09-03 | 2020-12-11 | 国营芜湖机械厂 | Hydraulic solenoid valve electromagnet position stroke detection device and detection method thereof |
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| CN202511732U (en) * | 2012-01-06 | 2012-10-31 | 宁波金海电子有限公司 | Relay armature stroke detection apparatus |
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| CN112643275B (en) | 2023-01-13 |
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