CN210209045U - Auxiliary device for heat release welding of copper stranded wire - Google Patents

Auxiliary device for heat release welding of copper stranded wire Download PDF

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Publication number
CN210209045U
CN210209045U CN201920956377.2U CN201920956377U CN210209045U CN 210209045 U CN210209045 U CN 210209045U CN 201920956377 U CN201920956377 U CN 201920956377U CN 210209045 U CN210209045 U CN 210209045U
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China
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block
bracing piece
box body
main box
auxiliary device
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CN201920956377.2U
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Chinese (zh)
Inventor
Lingli Zhang
张灵利
Tao Yang
杨涛
Jianping Wu
吴建平
Zhiguo Cheng
程志国
Shenglin Gan
甘生霖
Shenggui Zhao
赵生贵
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Qinghai Power Transmission And Transformation Engineering Co Ltd
State Grid Corp of China SGCC
State Grid Qinghai Electric Power Co Ltd
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Qinghai Power Transmission And Transformation Engineering Co Ltd
State Grid Corp of China SGCC
State Grid Qinghai Electric Power Co Ltd
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Priority to CN201920956377.2U priority Critical patent/CN210209045U/en
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Abstract

The utility model discloses a be used for exothermic welded auxiliary device of copper strands relates to transformer substation's construction equipment technical field. The auxiliary device comprises a main box body, wherein four clamping jaws are arranged on the main box body, and a clamping assembly is fixedly arranged at the top ends of the clamping jaws. The main box body in be provided with first deflector and second deflector, first deflector and second deflector between slide and be provided with the bracing piece, the top of bracing piece is provided with bearing platform. The utility model discloses a guide block, including bracing piece, adjusting block and bracing piece, the bracing piece on be provided with the mounting hole, the mounting hole in rotate and be provided with the adjusting block, the front end of adjusting block is provided with the guide block, just adjusting block and bracing piece between be provided with and be used for adjusting guide block inclination's stroke control assembly. The main box body is provided with a driving rod in a sliding mode, and a driving block on the driving rod can drive the supporting rod to lift. The device can realize the relative fixation between mould and the copper strand wires, and the operation is simpler, and can guarantee the axiality between copper strand wires and the mould.

Description

Auxiliary device for heat release welding of copper stranded wire
Technical Field
The utility model belongs to the technical field of the construction equipment technique of transformer substation and specifically relates to a be used for exothermic welded auxiliary device of copper strands.
Background
Exothermic welding is a simple, high-efficiency, high-quality metal joining method, and is commonly called fire clay welding. Exothermic welding is to melt metals completely by high temperature generated by thermite reaction to achieve high quality welding effect. The welding process can realize the welding of the same material and the welding of different materials of copper, iron, aluminum, steel and other metals, and achieves the molecular combination.
According to the operating rule of heat release welding, the base metal insertion hole of the die is tightly matched with the outer diameter of the copper stranded wire during welding, no residual hole or offset seam exists, namely the axis of the copper stranded wire is coaxial with the base metal insertion hole of the die, and otherwise, unqualified joints are easy to appear.
In order to solve the problem, a mode generally adopted at present is that when the copper stranded wires are subjected to heat release welding, welding personnel respectively hold the copper stranded wires with two hands at two sides of a mould, and the copper stranded wires at two sides are manually fixed and kept to be coaxial with base metal insertion holes of the mould, so that the reject ratio of the heat release welding of the copper stranded wires is reduced.
The method mainly has the following two problems:
first, manual control has serious instability, and cannot ensure the coaxiality between the copper stranded wire and the die, and even if the strict coaxiality between the copper stranded wire and the die is ensured at the beginning of welding, dislocation is easy to occur in the welding process, and serious instability and uncertainty exist.
Secondly, the welding process needs at least three persons to cooperate, and when the cross-shaped welding is carried out, the process can be completed only by the cooperation of a plurality of persons.
In addition, the exothermic welding must be performed using a special mold manufactured by high temperature resistant, semi-permanent graphite processing, which can withstand the ultra high temperature of the metal melting, but is limited by the nature of the material itself, and which is not strong and is subject to wear and tear.
In traditional welding mode, because the problem of the disalignment of copper strand and mould among the exothermic welding process, can make to have stress between mould and the copper strand, cause the damage of mould very easily, according to construction experience in the past, one set of mould on average can only weld 50 solder joints, has increased construction cost intangibly.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides a be used for exothermic welded auxiliary device of copper strands, the device can realize the relatively fixed between mould and the copper strands, and the operation is simpler, and can guarantee the axiality between copper strands and the mould, has reduced the recruitment when guaranteeing welding quality.
The utility model provides a technical scheme that its technical problem adopted is:
an auxiliary device for heat release welding of copper strands comprises a main box body, wherein four clamping jaws are uniformly distributed on the main box body along the circumferential direction, and clamping assemblies are fixedly arranged at the top ends of the clamping jaws;
a first guide plate and a second guide plate are sequentially arranged in the main box body from top to bottom, a support rod is arranged between the first guide plate and the second guide plate in a sliding mode, and a bearing platform is fixedly arranged at the top end of the support rod;
the supporting rod is provided with a mounting hole penetrating through the supporting rod along the front-back direction, an adjusting block is rotatably arranged in the mounting hole, the front end of the adjusting block is provided with a guide block, and a stroke adjusting assembly used for adjusting the inclination angle of the guide block is arranged between the adjusting block and the supporting rod;
the main box body is provided with a driving rod in a sliding mode, and a driving block matched with the guide block is arranged on the driving rod.
Further, the stroke adjusting part include with the bracing piece rotate the second double-screw bolt of connection, the axis of second double-screw bolt with the axis of mounting hole is mutually perpendicular, and is located the different planes respectively, the second double-screw bolt on be provided with the screw, just the screw with bracing piece sliding connection, be provided with the shift fork between screw and the regulating block, the one end of shift fork with the screw articulated mutually, the other end of shift fork with set up in the shifting block of regulating block rear end cooperatees.
Furthermore, the end part of the second stud penetrates through the side wall of the main box body and extends to the outside of the main box body, and an adjusting hand wheel is arranged on the end part of the second stud.
Furthermore, the driving rod is provided with a fixing ring, the driving block is arranged in the fixing ring and is fixedly connected with the fixing ring through a screw, and the guide block is fixedly connected with the adjusting block through a screw.
Further, clamping component include punch holder, lower plate and connecting block, the upper and lower both ends of connecting block respectively with one side of punch holder and lower plate articulated mutually, all be provided with the arc recess on the medial surface of punch holder and lower plate, the opposite side of lower plate is articulated to be provided with the locking post, the locking post on be provided with first lock nut, the punch holder on be provided with and be used for holding the breach of locking post.
Furthermore, a first stud is arranged on the lower clamping plate, a threaded hole matched with the first stud is formed in the upper end face of the clamping jaw, and a second locking nut is arranged on the first stud.
Furthermore, the two ends of the driving rod respectively penetrate through the side wall of the main box body and extend to the outside of the main box body, and the two ends of the driving rod are respectively provided with a locking handle.
Further, the bracing piece on be located the top of first deflector is provided with U type mount, just the web of U type mount with the bracing piece rotate to be connected, be provided with puller rod and slotted hole on the pterygoid lamina of U type mount respectively, the inner of puller rod is fixed to be provided with the puller block, the outer end of puller rod is provided with adjustment handle.
Further, the top of bracing piece is provided with circular boss, just the downside of bearing platform, the up end of circular boss and bracing piece have formed the draw-in groove that is used for holding U type mount web jointly.
The utility model has the advantages that:
1. realize the relatively fixed between copper strand wires and the mould through mechanical fastening's mode, not only can guarantee the coaxial between copper strand wires and the mould, can avoid moreover that the copper strand wires take place to remove the dislocation at the welded in-process to reduce the welded defective rate.
2. This auxiliary device can be used for all copper strands exothermic welding, including cross welding, also can be used to a style of calligraphy, T style of calligraphy welding, and no matter a style of calligraphy, T style of calligraphy or cross welding, welding operation can be accomplished alone, has reduced the recruitment, has improved work efficiency.
3. As the coaxiality between the copper stranded wire and the die is improved, the damage rate of the die is reduced, and the service life of the die is prolonged.
4. The mode of lifting the die and fixing the clamping jaws is adopted, so that the adjusting process is simplified, the height of the die is only adjusted, and the heights of the copper stranded wires do not need to be adjusted one by one, so that the copper stranded wires are coaxial with the die.
5. The lifting stroke of the support rod in the device is adjustable, so that the application range of the device is expanded, and the device has good universality and practicability.
6. The copper stranded wire can be straightened during welding, and the waste of materials is reduced.
Drawings
FIG. 1 is a schematic perspective view of a cross-shaped welding apparatus;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic perspective view of the main box;
FIG. 4 is an enlarged schematic view of portion A of FIG. 3;
FIG. 5 is a perspective view of the clamping assembly;
FIG. 6 is a front view of the main case;
FIG. 7 is an enlarged view of portion B of FIG. 6;
FIG. 8 is a sectional view taken along line A-A of FIG. 6;
FIG. 9 is a schematic perspective view of one direction of the lifting mechanism;
FIG. 10 is an enlarged view of the portion C of FIG. 9;
FIG. 11 is a perspective view of the other direction of the lifting mechanism;
FIG. 12 is an enlarged view of portion D of FIG. 11;
FIG. 13 is a perspective view of the support rod;
FIG. 14 is a schematic perspective view of the adjusting block;
FIG. 15 is a perspective view of the nut;
FIG. 16 is a perspective view of the fork;
FIG. 17 is a perspective view of the drive rod;
FIG. 18 is a perspective view of a driving block;
FIG. 19 is a schematic perspective view of a U-shaped fixing frame;
fig. 20 is a schematic perspective view of the T-shaped welding using the present apparatus.
In the figure: 1-a main box body, 11-a first guide plate, 111-a first guide hole, 12-a second guide plate, 121-a second guide hole, 13-a clamping jaw, 2-a clamping component, 21-an upper clamping plate, 22-a lower clamping plate, 23-a connecting block, 24-a locking column, 25-a first locking nut, 26-a first stud, 27-a second locking nut, 3-a supporting rod, 31-a bearing platform, 32-a mounting hole, 41-a driving rod, 411-a fixing ring, 42-a guide block, 43-a driving block, 431-a sliding chute, 44-a locking handle, 51-an adjusting block, 511-a shifting block, 52-a sliding frame, 53-a screw nut, 54-a second stud, 55-a shifting fork, a 6-U-shaped fixing frame and 61-a long round hole, 7-a puller rod, 71-a puller block, 8-an adjusting handle, 91-a cross welding mould, 92-a T welding mould and 93-a copper strand.
Detailed Description
For convenience of description, a coordinate system is now defined as shown in fig. 1.
As shown in fig. 1, the auxiliary device for heat-releasing welding of the copper stranded wire 93 comprises a main box body 1, as shown in fig. 3, four clamping jaws 13 in an L shape are uniformly arranged on the main box body 1 along the circumferential direction, a clamping assembly 2 for clamping the copper stranded wire 93 is fixedly arranged at the top end of each clamping jaw 13, and the heights of the four clamping assemblies 2 are the same.
As a specific implementation manner, in this embodiment, the cross section of the main box 1 is square, and the four clamping jaws 13 are respectively disposed on four side surfaces of the main box 1.
As shown in fig. 4 and 5, the clamping assembly 2 includes an upper clamping plate 21, a lower clamping plate 22 and a connecting block 23 for connecting the upper clamping plate 21 and the lower clamping plate 22, wherein the upper end of the connecting block 23 is hinged to the upper clamping plate 21, and the lower end of the connecting block 23 is hinged to the lower clamping plate 22. The inner side surfaces of the upper clamping plate 21 and the lower clamping plate 22 (the inner side is the opposite side of the upper clamping plate 21 and the lower clamping plate 22), arc-shaped grooves are formed in the inner side surfaces, and the two arc-shaped grooves jointly form a clamping space for clamping the copper stranded wire 93. One side of the lower clamping plate 22 opposite to the connecting block 23 is provided with a locking column 24, the lower end of the locking column 24 is hinged to the lower clamping plate 22, and the locking column 24 is provided with a first locking nut 25. Preferably, the first lock nut 25 is a wing nut. The upper clamping plate 21 is provided with a notch for accommodating the locking column 24 at a position corresponding to the locking column 24.
When the copper stranded wires 93 need to be clamped, the upper clamping plate 21 and the lower clamping plate 22 of the clamping assembly 2 are opened, the copper stranded wires 93 are placed in the arc-shaped grooves of the lower clamping plate 22, then the upper clamping plate 21 is covered, and the copper stranded wires 93 are located in the circular clamping space formed by the upper clamping plate 21 and the lower clamping plate 22. Then, the locking column 24 is rotated to enable the upper end of the locking column 24 to be located in the notch of the upper clamping plate 21, and then the first locking nut 25 is screwed to enable the first locking nut 25 to be tightly pressed on the edge of the upper clamping plate 21.
Further, since the diameter of the copper strands 93 is different during construction, the clamping assembly 2 needs to be replaced according to the diameter of the copper strands 93. For convenience of replacement, as shown in fig. 5 and 7, a first stud 26 extending downwards is provided on the lower clamping plate 22, and a threaded hole matched with the first stud 26 is provided on the upper end surface of the clamping jaw 13. The first stud 26 is provided with a second locking nut 27 for locking the clamping assembly 2.
As shown in fig. 6 and 8, a first guide plate 11 and a second guide plate 12 are sequentially arranged in the main box body 1 from top to bottom, and the front end surface and the rear end surface of the first guide plate 11 and the rear end surface of the second guide plate 12 are respectively fixedly connected with the side wall of the main box body 1 through screws.
As shown in fig. 9, a support rod 3 is disposed between the first guide plate 11 and the second guide plate 12, an upper end of the support rod 3 passes through the first guide plate 11 and extends above the first guide plate 11, and a lower end of the support rod 3 passes through the second guide plate 12 and extends below the second guide plate 12. The first guide plate 11 is provided with a first guide hole 111 matched with the support rod 3, and the second guide plate 12 is provided with a second guide hole 121 matched with the support rod 3. The support rod 3 can slide up and down along the first guide hole 111 and the second guide hole 121. The top end of the supporting rod 3 is fixedly provided with a bearing platform 31 for bearing a welding die.
As shown in fig. 9, a lifting mechanism for driving the supporting rod 3 to lift is arranged between the supporting rod 3 and the main box body 1, and the lifting mechanism includes a height adjusting assembly.
As shown in fig. 1, 9 and 10, the height adjustment assembly includes a driving rod 41 and a guide block 42, wherein the guide block 42 is an obliquely arranged long block with a square cross section, and the guide block 42 is fixedly arranged on the supporting rod 3. As a specific implementation manner, the guide block 42 in this embodiment is fixedly disposed on the front side surface of the support rod 3. The driving rod 41 is located at the front side of the supporting rod 3 and is horizontally and slidably connected with the main box body 1. The driving rod 41 is provided with a driving block 43, and the driving block 43 is provided with a sliding groove 431 matched with the guide block 42. When the driving block 43 slides left and right relative to the main body 1 following the driving rod 41, the supporting rod 3 can be lifted and lowered by the cooperation of the sliding groove 431 on the driving block 43 and the guide block 42. Two ends of the driving rod 41 are respectively provided with a locking handle 44, and the locking handles 44 are respectively in threaded connection with the driving rod 41. In practical operation, the locking handles 44 on both sides are rotated simultaneously to slide the driving rod 41 left and right, and when the rotation is stopped, the position relationship between the driving rod 41 and the main box 1 is fixed, so as to fix the position of the supporting rod 3.
Further, in actual operation, the driving block 43 and the guide block 42 will have relative sliding friction, and are easy to wear, and belong to wearing parts. For convenience of replacement and maintenance, as shown in fig. 17 and 18, a fixing ring 411 is fixedly arranged in the middle of the driving rod 41, the driving block 43 is a revolving body structure with a T-shaped cross section, one end of the driving block 43 with a larger diameter is fixedly connected with the fixing ring 411 through a screw, and the sliding groove 431 is arranged on an end surface of one end of the driving block 43 with a smaller diameter.
Further, different moulds have different sizes, so that the actual heights of the moulds which are actually raised or lowered in the actual application process are different, and in order to expand the application range and enhance the universality of the device, the lifting mechanism further comprises a stroke adjusting component.
The support rod 3 is provided with a mounting hole 32 which penetrates through the support rod 3 along the front-back direction. The stroke adjusting assembly comprises an adjusting block 51, a carriage 52, a nut 53, a second stud 54 and a shifting fork 55.
As shown in fig. 14, the adjusting block 51 has a cylindrical shape, and is disposed in the mounting hole 32 of the support rod 3 and rotatable with respect to the support rod 3. The guide block 42 is fixedly arranged at the front end of the adjusting block 51, and the shifting block 511 is fixedly arranged at the rear end of the adjusting block 51. As a specific implementation manner, the shifting block 511 and the adjusting block 51 in this embodiment are of an integral structure, and based on the consideration of the wear-prone problem already described above, the guide block 42 is fixedly connected with the adjusting block 51 by a screw.
As shown in fig. 13, the sliding frame 52 is U-shaped, and an open end thereof is fixedly connected to the supporting rod 3, and as a specific embodiment, the sliding frame 52 and the supporting rod 3 are integrated.
As shown in fig. 1 and 9, the nut 53 is disposed in the carriage 52 and slidably connected to the carriage 52. The second stud 54 is disposed on the web of the carriage 52 and is rotatably connected to the web of the carriage 52. The axis of the second stud 54 is perpendicular to the axial direction of the adjusting block 51, the outer end (the end far away from the support rod 3) of the second stud 54 passes through the side wall of the main box body 1 and extends to the outside of the main box body 1, and the main box body 1 is provided with a strip hole which is used for accommodating the second stud 54 and is arranged along the vertical direction. Preferably, the outer end of the second stud 54 is provided with an adjusting handle 8. The nut 53 is provided with a threaded through hole matched with the second stud 54, and the nut 53 can slide relative to the carriage 52 under the driving of the second stud 54.
As shown in fig. 11 and 12, the shifting fork 55 is disposed between the nut 53 and the adjusting block 51, a blind end of the shifting fork 55 is hinged to the nut 53, and an open end of the shifting fork 55 is matched with a shifting block 511 on the adjusting block 51, that is, the shifting block 511 is located in the shifting fork 55. As a specific embodiment, as shown in fig. 15 and 16, a hinge shaft is provided on a rear side surface of the nut 53, and a hinge hole matched with the hinge shaft is provided at a blind end of the shift fork 55.
When the lifting stroke of the support rod 3 needs to be adjusted, only the second stud 54 needs to be rotated, the second stud 54 drives the nut 53 to slide, the nut 53 slides to drive the shifting fork 55 to rotate, and the shifting fork 55 further drives the adjusting block 51 to rotate when rotating around the rotating shaft on the nut 53, so that the inclination angle of the guide block 42 is changed, and the lifting stroke of the support rod 3 is further changed.
Further, in order to realize the relative fixation between the mold and the supporting platform 31, as shown in fig. 9 and 19, the supporting rod 3 is provided with a U-shaped fixing frame 6 above the first guide plate 11, a web of the U-shaped fixing frame 6 is provided with a round hole for accommodating the supporting rod 3, and the supporting rod 3 is provided with a clamping groove for limiting the degree of freedom of the U-shaped fixing frame 6 in the up-and-down direction. Preferably, the width of the clamping groove is equal to the thickness of the web of the U-shaped fixing frame 6. As a specific embodiment, as shown in fig. 13, a circular boss is disposed on the top end of the supporting rod 3, the supporting platform 31 is fixedly connected to the top end of the supporting rod 3 through a screw, and the lower side surface of the supporting platform 31, the circular boss and the upper end surface of the supporting rod 3 jointly form a clamping groove for clamping the U-shaped fixing frame 6. And the wing plates of the U-shaped fixing frame 6 are respectively provided with a tightening rod 7, and the tightening rods 7 are in threaded connection with the wing plates of the U-shaped fixing frame 6. The inner end of the tightening rod 7 is fixedly provided with a tightening block 71, and the outer end of the tightening rod 7 is provided with an adjusting handle 8. And a slotted hole 61 for accommodating a copper stranded wire 93 is formed in the wing plate of the U-shaped fixing frame 6 below the jacking rod 7.
The U-shaped holder 6 is rotatable, mainly because different types of molds are placed in different positions. The positioning positions of the cross-shaped welding mold 91 are shown in fig. 2, and the positioning positions of the T-shaped welding mold 92 and the in-line welding mold are shown in fig. 20. In the actual use process, the position of the U-shaped fixing frame 6 needs to be adjusted according to actual conditions, so that the jacking block 71 is jacked on the side surface of the mold.
Example two
The second stud 54 penetrates through the support rod 3 along the left-right direction and is rotatably connected with the support rod 3, and two ends of the second stud 54 respectively penetrate through the side wall of the main box body 1 and extend to the outside of the main box body 1. The second stud 54 is provided with a nut 53, the support rod 3 is provided with a support plate below the nut 53, and the nut 53 is connected with the support plate in a sliding manner. As a specific implementation manner, in this embodiment, the supporting plate is provided with a dovetail-shaped boss, and the lower side surface of the nut 53 is provided with a dovetail groove matched with the boss. The rest of the structure is the same as the first embodiment.

Claims (9)

1. The utility model provides an auxiliary device for exothermic welding of copper strands which characterized in that: the clamping device comprises a main box body, wherein four clamping jaws are uniformly distributed on the main box body along the circumferential direction, and clamping assemblies are fixedly arranged at the top ends of the clamping jaws;
a first guide plate and a second guide plate are sequentially arranged in the main box body from top to bottom, a support rod is arranged between the first guide plate and the second guide plate in a sliding mode, and a bearing platform is fixedly arranged at the top end of the support rod;
the supporting rod is provided with a mounting hole penetrating through the supporting rod along the front-back direction, an adjusting block is rotatably arranged in the mounting hole, the front end of the adjusting block is provided with a guide block, and a stroke adjusting assembly used for adjusting the inclination angle of the guide block is arranged between the adjusting block and the supporting rod;
the main box body is provided with a driving rod in a sliding mode, and a driving block matched with the guide block is arranged on the driving rod.
2. The auxiliary device for exothermic welding of copper strands according to claim 1, wherein: the stroke adjusting component include with the bracing piece rotate the second double-screw bolt of connection, the axis of second double-screw bolt with the axis of mounting hole is mutually perpendicular, and is located the plane of difference respectively, the second double-screw bolt on be provided with the screw, just the screw with bracing piece sliding connection, be provided with the shift fork between screw and the regulating block, the one end of shift fork with the screw articulated mutually, the other end of shift fork with set up in the shifting block of regulating block rear end cooperatees.
3. The auxiliary device for exothermic welding of copper strands according to claim 2, wherein: the end part of the second stud penetrates through the side wall of the main box body and extends to the outside of the main box body, and an adjusting hand wheel is arranged on the end part of the second stud.
4. The auxiliary device for exothermic welding of copper strands according to claim 1, wherein: the actuating lever on be provided with solid fixed ring, the drive block set up in solid fixed ring in to through the screw with gu fixed ring fixed connection, the guide block pass through the screw with regulating block fixed connection.
5. The auxiliary device for exothermic welding of copper strands according to claim 1, wherein: clamping component include punch holder, lower plate and connecting block, the upper and lower both ends of connecting block respectively with one side of punch holder and lower plate articulated mutually, all be provided with the arc recess on the medial surface of punch holder and lower plate, the articulated locking post that is provided with of opposite side of lower plate, the locking post on be provided with first lock nut, the punch holder on be provided with and be used for holding the breach of locking post.
6. The auxiliary device for exothermic welding of copper strands according to claim 5, wherein: the lower clamping plate is provided with a first stud, the upper end face of the clamping jaw is provided with a threaded hole matched with the first stud, and the first stud is provided with a second locking nut.
7. The auxiliary device for exothermic welding of copper strands according to claim 1, wherein: the two ends of the driving rod respectively penetrate through the side wall of the main box body and extend to the outside of the main box body, and the two ends of the driving rod are respectively provided with a locking handle.
8. The auxiliary device for exothermic welding of copper strands according to claim 1, wherein: the utility model discloses a bracing piece, including bracing piece, first deflector, web, bracing piece, web, supporting rod, slotted hole, bracing piece, the bracing piece on be located the top of first deflector is provided with U type mount, just the web of U type mount with the bracing piece rotate to be connected, be provided with puller rod and slotted hole on the pterygoid lamina of U type mount respectively, the inner fixed puller block that is provided with of puller rod, the outer end of puller rod is provided with adjustment handle.
9. The auxiliary device for exothermic welding of copper strands according to claim 8, wherein: the top of bracing piece is provided with circular boss, just the downside of bearing platform, the up end of circular boss and bracing piece have formed the draw-in groove that is used for holding U type mount web jointly.
CN201920956377.2U 2019-06-21 2019-06-21 Auxiliary device for heat release welding of copper stranded wire Active CN210209045U (en)

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CN201920956377.2U CN210209045U (en) 2019-06-21 2019-06-21 Auxiliary device for heat release welding of copper stranded wire

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Application Number Priority Date Filing Date Title
CN201920956377.2U CN210209045U (en) 2019-06-21 2019-06-21 Auxiliary device for heat release welding of copper stranded wire

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115008051A (en) * 2022-05-30 2022-09-06 上海埃度医疗器械科技有限公司 Manufacturing method and device of miniature anchor with wing-shaped structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115008051A (en) * 2022-05-30 2022-09-06 上海埃度医疗器械科技有限公司 Manufacturing method and device of miniature anchor with wing-shaped structure
CN115008051B (en) * 2022-05-30 2023-08-01 上海埃度医疗器械科技有限公司 Manufacturing method and device of miniature anchor with wing-shaped structure

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