CN218225061U - Copper flat wire cold pressing welding's device is exclusively used in - Google Patents
Copper flat wire cold pressing welding's device is exclusively used in Download PDFInfo
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- CN218225061U CN218225061U CN202222289610.0U CN202222289610U CN218225061U CN 218225061 U CN218225061 U CN 218225061U CN 202222289610 U CN202222289610 U CN 202222289610U CN 218225061 U CN218225061 U CN 218225061U
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Abstract
The utility model relates to a copper flat wire cold pressure welded device is exclusively used in belongs to electromagnetic wire cold pressure welding technical field. The technical scheme is as follows: the upper pressing block (17), the forward pressing block (16) and the L-shaped fixed block step (22) form a cold-pressing welding die for the copper flat wire, and the copper flat wire placed on the L-shaped fixed block step (22) is subjected to cold-pressing welding; a push block (14) is arranged on the dovetail slide block component (9), the power source component (4) is in contact connection with the push block (14) through a lever mechanism (6), and the push block (14) and the dovetail slide block component (9) are pushed to slide on a dovetail slide rail support (18)); the upper pressing mechanism (12) is in contact connection with the pushing block through the swing arm mechanism (11), and the pushing block drives the upper pressing mechanism to move. The utility model has the advantages that: can realize the restraint of four sides, for general type clamping mechanism, adapt to the diversified needs of product, realize that one set of mould is suitable for the welding of multiple wire gauge.
Description
Technical Field
The utility model relates to a copper flat wire cold pressure welded device is exclusively used in belongs to electromagnetic wire cold pressure welding technical field.
Background
The copper flat wire (electromagnetic wire) is used as a main body of a large transformer winding transposition wire, and the copper flat wires of different wire coils need to be welded together due to the limitation of the weight (length) of each coil of the copper flat wire in the production process. In a high-voltage power system, a transformer coil winding is required to be capable of bearing impact of short-circuit current, so that the copper electromagnetic wire joint is required to be welded firmly and reliably, tensile strength is not lower than that of a base material, and electric conductivity is good. At present, electromagnetic wire manufacturers mostly adopt the traditional fusion welding or resistance welding mode to weld the copper flat wire, and the main defects are that the power is needed, the heating is needed, the scaling powder is added, the structural state of a base material at a welding head is changed, and the performance of the joint directly influences the strength and the conductivity of the product.
Cold pressure welding is a method of achieving solid state welding by applying an external pressure to cause strong plastic deformation of the metal at room temperature. The welding process does not need to be electrified, heated or added with soldering flux, and experimental data also proves that the mechanical property and the electrical property of the conductor can be effectively ensured, and the quality of the welding head is improved. The prior art cold-press welding process of the copper flat wire is characterized in that two untreated copper flat wires are inserted into a standard die, the die clamps the wires and sends the wires forward, the overall dimension of the welded flat wires is required to be matched with a jaw (shown in figure 1) of the die matched with equipment, and if the overall dimension of the copper flat wires is too small relative to the size of the jaw of the die, the wire can slip in the die due to insufficient wire clamping pretightening force of the die, so that the welding fails; if the external dimension of the copper flat wire is too large relative to the dimension of the jaw, the die can clamp and damage a welding piece or the die, so that the prior art has the problem that one wire gauge is matched with a pair of dies. At the diversified today of product, the copper flat wire specification is various, and the diversified requirement of mould has increased equipment use cost to a certain extent to restrict cold pressure welding in the application of electromagnetism copper flat wire production field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a copper flat wire cold pressing welded device is exclusively used in realizes the restraint on four sides, for general type clamping mechanism, adapts to the diversified needs of product, realizes the welding that one set of mould is suitable for multiple wire gauge, solves the above-mentioned technical problem that prior art exists.
The technical scheme of the utility model is that:
a device special for cold-press welding of a copper flat wire comprises a support, a power source assembly, a lever mechanism, a dovetail slide block assembly, an L-shaped fixing block, a swing arm mechanism, an upper pressing mechanism, a push stop block, a pressing cylinder, a forward pressing block, an upper pressing block and a dovetail slide rail support; the upper part of the bracket is provided with a dovetail slide rail support, a left dovetail slide block assembly and a right dovetail slide block assembly are symmetrically arranged on the dovetail slide rail support, each dovetail slide block assembly is provided with an L-shaped fixed block and a pressing cylinder, the inner side of the L-shaped fixed block is provided with an L-shaped fixed block step, a cold-press welded copper flat wire is placed on the L-shaped fixed block step, an upper pressing mechanism capable of moving up and down is arranged on the L-shaped fixed block, and an upper pressing block of the upper pressing mechanism is positioned above the L-shaped fixed block step; the output end of the pressing cylinder is provided with a forward pressing block, the forward pressing block is over against the step of the L-shaped fixed block, the upper pressing block, the forward pressing block and the step of the L-shaped fixed block form a cold-pressing welding die for the copper flat wire, and the copper flat wire placed on the step of the L-shaped fixed block is subjected to cold-pressing welding; a push stop block is arranged on the dovetail slide block assembly, a power source assembly is arranged at the bottom of the support, the power source assembly is in contact connection with the push stop block through a lever mechanism, and the push stop block and the dovetail slide block assembly are pushed to slide on the dovetail slide rail support; the upper pressing mechanism is in contact connection with the pushing block through the swing arm mechanism, and the pushing block drives the upper pressing mechanism to move.
Be equipped with spring assembly between controlling two forked tail slider assembly for control two forked tail slider assembly and reset, avoid controlling two forked tail slider assembly and collide with each other simultaneously.
The left dovetail slide block assembly and the right dovetail slide block assembly are respectively matched with the left lever mechanism and the right lever mechanism, the top ends of the left lever mechanism and the right lever mechanism are respectively matched with the left pushing block and the right pushing block, the bottom ends of the left lever mechanism and the right lever mechanism are jointly matched with a wedge block, the wedge block is small in size up and big down, the bottom of the wedge block is connected with a power source assembly, and the supporting points of the left lever mechanism and the right lever mechanism are hinged on a supporting seat in the middle of the support.
The upper pressing mechanism is installed on the dovetail slide block assembly through a pin shaft and provided with a slide block, and an upper pressing mechanism spring is arranged at the bottom of the upper pressing mechanism and used for resetting the upper pressing mechanism. Go up the compact heap and install on the slider of up-and-down motion, realize and forked tail slider component simultaneous movement through pushing away the dog, go up hold-down mechanism and realize going up the compact heap through swing arm mechanism rotation swing and treat compressing tightly and the action of loosening at copper flat wire top.
The L-shaped fixing blocks are respectively and fixedly installed on the two dovetail slide block assemblies through countersunk screws, the forward clamping block is fixedly installed on a fixing jig of the pressing cylinder, and the forward pressing and loosening actions of the copper flat wire to be welded are realized through the reciprocating motion of the double-acting pressing cylinder.
The swing arm mechanism is hinged on the dovetail slide rail support, the upper end of the swing arm mechanism is in contact connection with the upper pressing mechanism, and the lower end of the swing arm mechanism is in contact connection with the pushing block.
The contact connection is the contact fit between the two components through a roller.
The two sides of the bracket are respectively provided with a unidirectional wire feeding clamping block and a manual shifting lever assembly, and the unidirectional wire feeding clamping blocks are arranged on the manual shifting lever assembly and used for clamping and positioning the copper flat wire needing cold press welding; the manual deflector rod assembly is used for adjusting the position of the one-way wire feeding clamping block.
The utility model has the advantages that: can realize the restraint of four sides, for general type clamping mechanism, adapt to the diversified needs of product, realize that one set of mould is suitable for the welding of multiple wire gauge.
Drawings
FIG. 1 is a schematic view of a prior art mold;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a top view of an embodiment of the present invention;
FIG. 4 is a cross-sectional view of an embodiment of the present invention;
in the figure: the device comprises a die body 1, a die jaw 2, a support 3, a power source assembly 4, a wedge-shaped block 5, a lever mechanism 6, a support seat 7, a one-way wire feeding clamping block 8, a dovetail slide block assembly 9, an L-shaped fixed block 10, a swing arm mechanism 11, an upper pressing mechanism 12, a spring device 13, a pushing block 14, a pressing cylinder 15, a forward pressing block 16, an upper pressing block 17, a dovetail slide rail support 18, a manual deflector rod assembly 19, a to-be-welded copper flat wire 20, a first copper flat wire 20A, a second copper flat wire 20B, an upper pressing mechanism spring 21 and an L-shaped fixed block step 22.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
In this embodiment, referring to fig. 2, 3, and 4, a device special for cold-press welding of a copper flat wire includes a bracket 3, a power source assembly 4, a lever mechanism 6, a dovetail slide block assembly 9, an L-shaped fixing block 10, a swing arm mechanism 11, an upper pressing mechanism 12, a push stopper 14, a pressing cylinder 15, a forward pressing block 16, an upper pressing block 17, and a dovetail slide rail support 18; a dovetail slide rail support 18 is arranged at the upper part of the bracket 3, a left dovetail slide block assembly and a right dovetail slide block assembly 9 are symmetrically arranged on the dovetail slide rail support 18, an L-shaped fixing block 10 and a pressing cylinder 15 are arranged on each dovetail slide block assembly 9, an L-shaped fixing block step 22 is arranged on the inner side of the L-shaped fixing block 10, a cold-press welded copper flat wire is placed on the L-shaped fixing block step 22, an upper pressing mechanism 12 capable of moving up and down is arranged on the L-shaped fixing block 10, and an upper pressing block 17 of the upper pressing mechanism 12 is positioned above the L-shaped fixing block step 22; the output end of the pressing cylinder 15 is provided with a forward pressing block 16, the forward pressing block 16 is over against the L-shaped fixed block step 22, the upper pressing block 17, the forward pressing block 16 and the L-shaped fixed block step 22 form a cold-pressing welding die for the copper flat wire, and the copper flat wire placed on the L-shaped fixed block step 22 is subjected to cold-pressing welding; a push block 14 is arranged on the dovetail block component 9, a power source component 4 is arranged at the bottom of the support 3, the power source component 4 is in contact connection with the push block 14 through a lever mechanism 6, and the push block 14 and the dovetail block component 9 are pushed to slide on a dovetail slide rail support 18; the upper pressing mechanism 12 is in contact connection with a pushing block 14 through a swing arm mechanism 11, and the pushing block 14 drives the upper pressing mechanism 12 to move.
Referring to fig. 2, be equipped with spring assembly 13 between two forked tail slider assembly 9 about for two forked tail slider assembly 9 resets about, avoids simultaneously controlling two forked tail slider assembly 9 and collides with.
Left and right dovetail slide block assemblies 9 are respectively matched with left and right lever mechanisms 6, the top ends of the left and right lever mechanisms 6 are respectively matched with left and right push stoppers 14, the bottom ends of the left and right lever mechanisms 6 are jointly matched with a wedge block 5, the wedge block 5 is big end to end, the bottom is connected with a power source assembly 4, and the fulcrums of the left and right lever mechanisms 6 are hinged on a supporting seat 7 in the middle of the support 3.
Referring to fig. 4, the upper pressing mechanism 12 is mounted on the dovetail slide block assembly 9 through a pin, the upper pressing mechanism 12 is provided with a slide block, and the bottom of the upper pressing mechanism 12 is provided with an upper pressing mechanism spring 21 for resetting the upper pressing mechanism 12. The upper pressing block 17 is mounted on a slider moving up and down, synchronous motion with the dovetail slide block assembly 9 is realized by pushing the stop block 14, and the upper pressing mechanism 12 realizes pressing and loosening actions of the upper pressing block 17 on the top of the copper flat wire 20 to be welded through rotary swing of the swing arm mechanism 11.
The swing arm mechanism 11 is hinged on the dovetail slide rail support 18, the upper end of the swing arm mechanism is in contact connection with the upper pressing mechanism 12, and the lower end of the swing arm mechanism is in contact connection with the pushing stop block 14.
The contact connection is the contact fit between the two components through a roller.
Referring to the attached drawing 3, two sides of the bracket 3 are respectively provided with a unidirectional wire feeding clamping block 8 and a manual shifting lever assembly 19, and the unidirectional wire feeding clamping block 8 is arranged on the manual shifting lever assembly 19 and used for clamping and positioning the copper flat wire needing cold press welding; the manual deflector rod assembly 19 is used for adjusting the position of the one-way wire feeding clamping block 8.
The two copper flat wires to be welded are respectively arranged on the steps 22 of the L-shaped fixed blocks of the left L-shaped fixed block 10 and the right L-shaped fixed block 10, the end parts of the two copper flat wires to be welded are butted together, and the pressing cylinder 15 drives the forward pressing block 16 to horizontally move to press the copper flat wires to be welded 20; the power source assembly 4 drives the left and right swing arm mechanisms 11 and the upper pressing mechanism 12 to move through the lever mechanism 6 and the left and right push stoppers 14 respectively, and the upper pressing block 17 of the upper pressing mechanism 12 moves downwards to press the copper flat wire 20 to be welded; the two copper flat wires to be welded are clamped in a cold-pressing welding die of the copper flat wires, wherein the cold-pressing welding die is formed by the upper pressing block 17, the forward pressing block 16 and the L-shaped fixed block step 22; the power source assembly 4 drives the left dovetail block assembly 9 and the right dovetail block assembly 9 to move towards the butt joint of the end parts of the two copper flat wires to be welded respectively through the lever mechanism 6 and the left pushing block 14 and the right pushing block 14 to carry out upsetting; the power source component 4 drives the dovetail slide block component 9 and the upper pressing block 17 to reciprocate, the pressing cylinder 15 drives the forward pressing block 16 to reciprocate, the clamping, the upsetting, the loosening, the returning and the re-clamping of the copper flat wire to be welded are realized, the upsetting is performed for multiple times, and finally the effective cold-pressing welding between the two copper flat wires to be welded is completed.
The placed copper flat wire 20 to be welded is clamped and positioned by respectively adjusting the manual deflector rod assemblies 19 at the two ends and the one-way wire feeding clamping block 8.
The power source assembly 4 adopts a cylinder assembly meeting the requirements of pier jacking force and clamping force, the cylinder is fixedly arranged on the bracket 3 through a bolt, and a wedge-shaped block 5 for boosting is arranged on a cylinder rod; the pressing air cylinders 15 are respectively installed on the dovetail block assemblies 9 used for heading, and move along with the common heading of the dovetail block assemblies 9 after pressing the copper flat wires 20 to be welded.
The lever mechanism 6 is installed on the supporting seat through a pin shaft, the pushing block is fixedly installed below the dovetail block assemblies 9 through bolts, and the spring devices 13 are installed in the middle of the two dovetail block assemblies 9 to ensure that the clamp in the welding process returns. The dovetail slide assembly 9 slides entirely on the dovetail slide mount 18.
The L-shaped fixing blocks 10 are respectively and fixedly installed on the two dovetail slide block assemblies 9 through countersunk screws, the forward clamping block 16 is fixedly installed on a fixing jig of the pressing cylinder 15, and forward pressing and loosening actions of the copper flat wire 20 to be welded are realized through reciprocating motion of the double-acting pressing cylinder 15. Go up hold-down mechanism 12 and install on forked tail slider component 9 through the round pin axle, go up hold-down mechanism 12 and be equipped with the slider, go up hold-down mechanism 12 bottom and be equipped with hold-down mechanism spring 21, go up compact heap 17 and install on the slider of up-and-down motion, realize with forked tail slider component 9 synchronous motion through pushing away dog 14, go up hold-down mechanism 12 and realize going up compact heap 17 through swing arm mechanism 11 rotatory swing and treat compressing tightly and the action of loosening at welding flat copper wire 20 top.
The manual deflector rod assembly 19 is integrally arranged on the dovetail slide rail support 18, and the unidirectional wire feeding clamping block 8 is arranged on the fixed support through a pin shaft.
In the embodiment, two copper flat wires that wait to weld are copper flat wire one 20A and copper flat wire two 20B respectively, through using the utility model discloses carry out cold pressure welding.
Claims (5)
1. The utility model provides a copper flat wire cold pressing welded device which characterized in that is exclusively used in: the dovetail slide block mechanism comprises a bracket (3), a power source assembly (4), a lever mechanism (6), a dovetail slide block assembly (9), an L-shaped fixing block (10), a swing arm mechanism (11), an upper pressing mechanism (12), a pushing block (14), a pressing cylinder (15), a forward pressing block (16), an upper pressing block (17) and a dovetail slide rail support (18); a dovetail slide rail support (18) is arranged at the upper part of the bracket (3), a left dovetail slide block assembly and a right dovetail slide block assembly (9) are symmetrically arranged on the dovetail slide rail support (18), each dovetail slide block assembly (9) is provided with an L-shaped fixed block (10) and a pressing cylinder (15), an L-shaped fixed block step (22) is arranged on the inner side of the L-shaped fixed block (10), a cold-press welded copper flat wire is placed on the L-shaped fixed block step (22), an upper pressing mechanism (12) capable of moving up and down is arranged on the L-shaped fixed block (10), and an upper pressing block (17) of the upper pressing mechanism (12) is positioned above the L-shaped fixed block step (22); the output end of the pressing cylinder (15) is provided with a forward pressing block (16), the forward pressing block (16) is over against the L-shaped fixed block step (22), the upper pressing block (17), the forward pressing block (16) and the L-shaped fixed block step (22) form a cold-pressing welding die for the copper flat wire, and the copper flat wire placed on the L-shaped fixed block step (22) is subjected to cold-pressing welding; a pushing block (14) is arranged on the dovetail slide block assembly (9), a power source assembly (4) is arranged at the bottom of the bracket (3), the power source assembly (4) is in contact connection with the pushing block (14) through a lever mechanism (6), and the pushing block (14) and the dovetail slide block assembly (9) are pushed to slide on the dovetail slide rail support (18)); the upper pressing mechanism (12) is in contact connection with the pushing block (14) through the swing arm mechanism (11), and the pushing block (14) drives the upper pressing mechanism (12) to move.
2. The device special for the cold-pressing welding of the copper flat wire according to claim 1 is characterized in that: control two forked tail slider component (9) and match respectively about lever mechanism (6), about the top of controlling two lever mechanism (6) matches respectively and pushes away dog (14), control the bottom of two lever mechanism (6) and match a wedge (5) jointly, wedge (5) are big end to end, and the bottom is connected with power source subassembly (4), controls the fulcrum of two lever mechanism (6) and articulates on supporting seat (7) at support (3) middle part.
3. The device special for the cold-press welding of the copper flat wire as claimed in claim 1 or 2, is characterized in that: the upper pressing mechanism (12) is installed on the dovetail slide block assembly (9) through a pin shaft, a slide block is arranged on the upper pressing mechanism (12), and an upper pressing mechanism spring (21) is arranged at the bottom of the upper pressing mechanism (12) and used for resetting the upper pressing mechanism (12).
4. The device special for the cold-press welding of the copper flat wire as claimed in claim 1 or 2, is characterized in that: the swing arm mechanism (11) is hinged to the dovetail slide rail support (18), the upper end of the swing arm mechanism is in contact connection with the upper pressing mechanism (12), and the lower end of the swing arm mechanism is in contact connection with the pushing block (14).
5. The device special for the cold-pressing welding of the copper flat wire is characterized in that the device comprises the following components in parts by weight according to claim 1 or 2: the two sides of the bracket (3) are respectively provided with a unidirectional wire feeding clamping block (8) and a manual shifting lever assembly (19), and the unidirectional wire feeding clamping blocks (8) are arranged on the manual shifting lever assembly (19) to clamp and position the copper flat wire to be subjected to cold press welding; the manual deflector rod assembly (19) is used for adjusting the position of the one-way wire feeding clamping block (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222289610.0U CN218225061U (en) | 2022-08-30 | 2022-08-30 | Copper flat wire cold pressing welding's device is exclusively used in |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222289610.0U CN218225061U (en) | 2022-08-30 | 2022-08-30 | Copper flat wire cold pressing welding's device is exclusively used in |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218225061U true CN218225061U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222289610.0U Active CN218225061U (en) | 2022-08-30 | 2022-08-30 | Copper flat wire cold pressing welding's device is exclusively used in |
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| CN (1) | CN218225061U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115319258A (en) * | 2022-08-30 | 2022-11-11 | 保定天威线材制造有限公司 | Copper flat wire cold-pressing welding method and welding device |
-
2022
- 2022-08-30 CN CN202222289610.0U patent/CN218225061U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115319258A (en) * | 2022-08-30 | 2022-11-11 | 保定天威线材制造有限公司 | Copper flat wire cold-pressing welding method and welding device |
| CN115319258B (en) * | 2022-08-30 | 2023-10-20 | 保定天威线材制造有限公司 | Cold press welding method and welding device for copper flat wire |
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