CN213997240U - Welding wire pay-off - Google Patents

Abstract

The utility model discloses a welding wire pay-off relates to welding wire production facility technical field, draw together the unwrapping wire frame, the both sides of unwrapping wire frame are the fixed base that is provided with all, all rotate in the middle of two bases and be provided with the main shaft, all the fixed positioning disk that is provided with on two main shafts, one of them base internal fixation is provided with the centre gripping cylinder, the centre gripping cylinder stretches out the end and rotates rather than the main shaft on the base of place and be connected, be provided with the I-shaped wheel between two positioning disks, be provided with straining device in the unwrapping wire frame, straining device includes the stand, stand upper portion rotates and is provided with first fixed wheel, the stand lower part rotates and is provided with the second fixed wheel, the fixed crossbeam that is provided with in stand middle part, the articulated zigzag support that is provided with on the crossbeam, zigzag support both ends are all rotated and are provided with the take-up pulley, the fixed supporting seat that is provided with on the crossbeam, the fixed spring that is provided with between supporting seat and the zigzag support. The utility model provides a can effectively prevent to take off the silk and can steady unwrapping wire welding wire pay-off.

Description

Welding wire pay-off

Technical Field

The utility model relates to a welding wire production facility technical field especially relates to a welding wire pay-off.

Background

The electroplating process adopted by a domestic welding wire factory accounts for more than half, and particularly, a semi-finished product electroplating process is more selected by a factory producing welding wires earlier, so that the semi-finished welding wires need to be paid off before the welding wires are electroplated.

The utility model discloses a current utility model patent of granting bulletin number for CN205200215U has disclosed a welding wire receive and releases machine and receive pay-off device, including receiving the paying out machine, receive paying out machine one side and be equipped with first positioning disk, first positioning disk is fixed in the pivot, and the pay-off machine opposite side is fixed with the second positioning disk, installs the I-shaped wheel between first positioning disk and the second positioning disk.

By adopting the technical scheme, when paying off, the spool is a driven wheel, so that the rotating speed is difficult to control, the problems of falling, winding, knotting and the like of welding wires on the spool are easily caused, and the production efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a welding wire pay-off is through setting up the length of tensioning mechanism according to the tensile force compensation welding wire on the welding wire to the unwrapping wire is stabilized to the effective control welding wire, guarantees that production is stable to go on in order, improves production efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a welding wire pay-off device comprises a pay-off rack, wherein bases are fixedly arranged on two sides of the pay-off rack, two main shafts are rotatably arranged between the two bases, positioning discs are fixedly arranged on the main shafts on the two sides, a clamping cylinder is fixedly arranged in one of the bases, the extending end of the clamping cylinder is rotatably connected with the main shaft on the base where the clamping cylinder is arranged, and a spool is arranged between the two positioning discs;

two cross rods are fixedly arranged between the two bases, tensioning mechanisms are arranged on the two cross rods and comprise stand columns, the bottoms of the stand columns are connected with the two cross rods, first fixed wheels are rotatably arranged at the upper parts of the stand columns, and second fixed wheels are rotatably arranged at the lower parts of the stand columns;

the fixed crossbeam that is provided with in a lateral wall middle part that the I-shaped wheel was kept away from to the stand, the crossbeam is close to the articulated zigzag support that is provided with of one end of stand, zigzag support both ends are all rotated and are provided with the take-up pulley, the fixed supporting seat that is provided with in crossbeam middle part, the fixed spring that is provided with between supporting seat and the zigzag support.

By adopting the technical scheme, the welding wire paid out by the spool sequentially passes through the first fixed wheel on the upper part of the upright post and the two tightening wheels on the Z-shaped support, the second fixed wheel on the lower part of the upright post is wound out from the first fixed wheel, and the Z-shaped support is pushed to rotate around the middle hinged point of the Z-shaped support through the spring between the Z-shaped support and the supporting seat so as to adjust the degree that the welding wire is paid off too fast or too slow on the spool, so that the spool can pay off stably, and the problems of dropping of the welding wire, knotting and the like are avoided.

The utility model discloses further set up to: the upright posts are arranged on the two cross rods in a sliding mode.

Through adopting above-mentioned technical scheme, when the welding wire was unwrapped wire from the I-shaped wheel, the stand can follow the welding wire at two horizontal poles along unwrapping wire frame length direction reciprocating motion, can further guarantee the steady unwrapping wire of welding wire.

The utility model discloses further set up to: a transmission mechanism is arranged in the base, far away from the clamping cylinder, of the pay-off rack, and comprises a first gear, the first gear is fixedly connected with a main shaft of the base where the first gear is arranged, a second gear is rotatably arranged below the first gear, and the second gear is in meshing fit with the first gear; two rotation between the horizontal pole is provided with the lead screw, stand bottom and lead screw cooperation, the fixed third gear that is provided with of one end that the lead screw corresponds drive mechanism, the fixed two carriers that are provided with in base bottom rotate on the carrier and are provided with the pivot, the fixed fourth gear that is provided with of pivot one end, the fourth gear is the meshing cooperation with the third gear, the pivot is articulated in the one end of keeping away from the fourth gear and is provided with the connecting rod, the connecting rod other end is articulated with second gear lateral wall.

By adopting the technical scheme, when the spindle drives the H-shaped wheel to rotate unidirectionally, the spindle drives the first gear to rotate unidirectionally, the first gear drives the second gear to rotate unidirectionally, the second gear drives the connecting rod to drive the rotating shaft to rotate in forward and reverse directions, the rotating shaft drives the fourth gear to rotate in forward and reverse directions, the fourth gear rotates in forward and reverse directions to drive the third gear to rotate in forward and reverse directions, the third gear rotates in forward and reverse directions to drive the vertical column to reciprocate on the two cross rods along the length direction of the pay-off rack, the reciprocating motion of the vertical column on the cross rods is synchronous with the reciprocating motion of a leaving point along the axis direction of the H-shaped wheel when the H-shaped wheel carries out pay-off, and stable pay-off of the welding wires can be further ensured.

The utility model discloses further set up to: three V-shaped grooves are formed in the wheel surface of the excircle of the first fixed wheel, and two V-shaped grooves are formed in the wheel surfaces of the excircles of the second fixed wheel and the two tightening wheels.

Through adopting above-mentioned technical scheme, the welding wire loops through first tight pulley, two tight pulleys, second fixed pulley after, again twines in proper order and leaves from first fixed pulley again after the round, through this kind of mode, twines two rings of welding wires between two tight pulleys, the tensile strength of reinforcing welding wire can prevent to lead to the condition that the welding wire brokenly because of tension is too big.

The utility model discloses further set up to: the stand is provided with the line frame along paying off frame width direction near I-shaped wheel lateral wall upper portion.

Through adopting above-mentioned technical scheme, the wire rod of welding wire reentries first tight pulley after through crossing the line frame, can effectively guarantee that the welding wire can not follow first tight pulley and take off the silk, effectively reduces the indiscriminate possibility of line of welding wire.

The utility model discloses further set up to: the pay-off machine frame is kept away from to the crossbeam one end and is provided with the support frame, the support frame bottom is fixed with ground, the crossbeam slides and sets up on the support frame.

Through adopting above-mentioned technical scheme, support the crossbeam through the support frame, improve straining device overall structure's stability.

The utility model discloses further set up to: the position that the crossbeam corresponds the supporting seat is provided with the spacing groove, the supporting seat slides and sets up on the spacing groove, be provided with locking bolt on the supporting seat, locking bolt locks supporting seat and crossbeam.

Through adopting above-mentioned technical scheme, through the setting of spacing groove and locking bolt, thereby can adjust the position adjusting spring's of supporting seat pretightning force, guarantee that the welding wire is in suitable tensile force interval, prevent that the welding wire from because of the too big condition that appears disconnected silk of tension.

The utility model discloses further set up to: the supporting seat fixing spring is fixedly provided with a first sleeve, the Z-shaped support fixing spring is fixedly provided with a second sleeve, and the second sleeve is in sliding fit with the first sleeve and can extend into the first sleeve.

Through adopting above-mentioned technical scheme, utilize first sleeve and second sleeve to keep apart welding wire and spring, prevent that the welding wire from taking place to interfere with the spring of motion in the motion process to effectively avoid the condition that welding wire and spring twine together.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the welding wire unwinding degree on the compensation spool is adjusted to be too fast or too slow through forward and backward rotation of the two tightening wheels around the Z-shaped support, so that the spool can unwind stably, production is guaranteed to be carried out orderly, and production efficiency is improved.

(2) Through setting up slidable stand, cross the outside first sleeve and the second sleeve of line frame and spring, can prevent effectively that the welding wire from taking off the silk, the scheduling problem of knoing.

(3) Through setting up such as supporting seat and take-up pulley that slide set up, make the straining device nature possess stronger suitability on the one hand, on the other hand makes things convenient for workman's operation, possesses certain convenience.

Drawings

Fig. 1 is an axial view of the overall structure of an embodiment of the present invention;

fig. 2 is a schematic axial view of a transmission mechanism according to an embodiment of the present invention, which is mainly used for embodying the structure of the transmission mechanism;

fig. 3 is a schematic axial view of a tensioning mechanism according to an embodiment of the present invention; the tensioning mechanism is mainly used for embodying the structure of the vertical part of the tensioning mechanism;

fig. 4 is a partially enlarged schematic view of a part a of an embodiment of the present invention, which is used for embodying the structure of the horizontal part of the tensioning mechanism.

Reference numerals: 1. a pay-off rack; 11. a base; 12. a main shaft; 13. positioning a plate; 14. a clamping cylinder; 15. a cross bar; 16. a lead screw; 2. a spool; 3. a transmission mechanism; 31. a first gear; 32. a second gear; 33. a third gear; 34. a gear carrier; 35. a rotating shaft; 36. a fourth gear; 37. a connecting rod; 4. a tensioning mechanism; 41. a vertical portion; 411. A column; 412. a first fixed wheel; 413. a second fixed wheel; 414. a wire passing frame; 42. a horizontal portion; 421. a cross beam; 4211. A limiting groove; 422. a Z-shaped bracket; 423. a tension wheel; 424. a supporting seat; 425. locking the bolt; 426. a spring; 427. a first sleeve; 428. a second sleeve; 43. a support frame.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying examples.

Referring to the attached figure 1, the welding wire pay-off device comprises a pay-off rack 1, wherein two sides of the pay-off rack 1 in the length direction are both fixedly provided with bases 11, the two bases 11 are both in a cuboid box type structure, the middles of the opposite side walls of the two bases 11 are both rotatably provided with main shafts 12, the extending ends of the two main shafts 12 are both fixedly provided with positioning discs 13, and the positioning discs 13 are in a circular truncated cone-shaped structure; a clamping cylinder 14 is fixedly arranged in a base 11 on one side of the pay-off rack 1, and the extending end of the clamping cylinder 14 is rotatably connected with a main shaft 12 on the base 11; the spool 2 is arranged between the two positioning disks 13; in operation, the clamping cylinder 14 pushes its corresponding spindle 12 to extend, so that the two positioning discs 13 can clamp the spool 2.

A transmission mechanism 3 is arranged in the base 11 on one side of the pay-off rack 1 far away from the clamping cylinder 14; the bottom of one side of a wire outlet of the pay-off rack 1 is fixedly provided with two cross rods 15 along the length direction of the pay-off machine, the two cross rods 15 are arranged at intervals along the width direction of the rack, two ends of each cross rod 15 are fixedly connected with the two bases 11 respectively, a screw rod 16 is rotatably arranged between the two cross rods 15 on the two bases 11, and the two cross rods 15 and the screw rod 16 are provided with tensioning mechanisms 4; during operation, the transmission mechanism 3 converts the rotation of the main shaft 12 into forward and reverse rotation of the lead screw 16, so that the tensioning mechanism 4 and the reciprocating motion of the welding wire rod on the spool 2 are synchronous.

Referring to fig. 2, the transmission mechanism 3 includes a first gear 31, the first gear 31 is fixed at one end of the main shaft 12 in the base 11 where the first gear 31 is located, the end of the main shaft is far away from the positioning disk 13, a second gear 32 is rotatably arranged on the side wall of the base 11 below the first gear 31, and the second gear 32 is in meshing fit with the first gear 31; a third gear 33 is formed at one end of the screw 16 close to the transmission mechanism 3, two gear carriers 34 are fixedly arranged at the bottom of the base 11 at one side of the third gear 33 close to the first gear 31, the two gear carriers 34 are arranged at intervals along the width direction of the base 11, a rotating shaft 35 is rotatably arranged on the two gear carriers 34, a fourth gear 36 is formed at one end of the rotating shaft 35 close to the third gear 33, the fourth gear 36 is in embedded fit with the third gear 33, a connecting rod 37 is hinged at one end of the rotating shaft 35 far away from the fourth gear 36, and the other end of the connecting rod 37 is hinged with the side wall of the second gear 32 far away from the main shaft 12; in operation, the link 37 converts unidirectional rotation of the second gear 32 into periodic forward and reverse rotation of the fourth gear 36.

Referring to fig. 3, the tensioning mechanism 4 includes a vertical portion 41, the vertical portion 41 includes a vertical column 411, the vertical column 411 is slidably disposed on the two cross bars 15 and the lead screw 16 along the length direction of the pay-off rack 1, the bottom of the vertical column 411 is matched with the lead screw 16, and the lead screw 16 can drive the vertical column 411 to reciprocate on the two cross bars 15; a first fixed wheel 412 is rotatably arranged on the upper part of one side wall of the upright column 411 along the length direction of the pay-off rack 1, three V-shaped grooves are formed on the excircle wheel surface of the first fixed wheel 412, a second fixed wheel 413 is rotatably arranged on the lower part of the side wall of the upright column 411 where the first fixed wheel 412 is located, and two V-shaped grooves are formed on the excircle wheel surface of the second fixed wheel 413; a wire passing rack 414 is arranged on the upper part of one side wall of the upright column 411 close to the spool 2 along the width direction of the pay-off rack 1, and a horizontal part 42 is arranged in the middle of one side wall of the upright column 411 far away from the wire passing rack 414 along the width direction of the pay-off rack 1; one end of the horizontal part 42, which is far away from the pay-off rack 1, is provided with a support frame 43, the support frame 43 is of a rectangular frame structure, the bottom of the support frame 43 is fixed with the ground, and the horizontal part 42 and the support frame 43 are close to the side wall of the cross beam 421 and are in sliding fit along the length direction of the pay-off rack 1.

Referring to fig. 4, the horizontal portion 42 includes a cross beam 421, and the cross beam 421 and the vertical column 411 are fixed to the middle of a side wall of the pay-off rack 414 away from the pay-off rack 1 in the width direction; a Z-shaped support 422 is arranged on the side wall of the cross beam 421 close to the first fixed wheel 412 along the length direction of the pay-off rack 1, the middle part of the Z-shaped support 422 is hinged with the middle part of one end of the side wall close to the upright column 411, two ends of the Z-shaped support 422 are respectively and rotatably provided with a tension wheel 423, and two V-shaped grooves are formed on the outer circular wheel surfaces of the two tension wheels 423; a limiting groove 4211 is formed in the middle of the side wall where the Z-shaped support 422 of the cross beam 421 is located, a supporting seat 424 is arranged on the limiting groove 4211 in a sliding manner along the length direction of the cross beam 421, a locking bolt 425 is fixedly arranged at the upper part of the supporting seat 424, and the locking bolt 425 penetrates through the limiting seat and is locked with the cross beam 421; a spring 426 is fixedly arranged at the lower part of one side wall of the support seat 424 close to the Z-shaped support 422, one end of the spring 426 far away from the support seat 424 is connected with the Z-shaped support 422, a first sleeve 427 is hinged at the position where the spring 426 is fixed on the support seat 424, a second sleeve 428 is hinged at the position where the spring 426 is fixed on the Z-shaped support 422, the second sleeve 428 is in sliding fit with the first sleeve 427, and the second sleeve 428 can enter the first sleeve 427.

The working principle of the embodiment is as follows: the welding wire paid out by the spool 2 sequentially passes through the first fixed wheel 412 on the upper part of the upright column 411, two tight wheels 423 on the Z-shaped support 422 and the second fixed wheel 413 on the lower part of the upright column 411 for two circles and then is wound out from the first fixed wheel 412, and the Z-shaped support 422 is pushed to rotate around the middle hinged point of the Z-shaped support 422 through the spring 426 between the Z-shaped support 422 and the supporting seat 424; meanwhile, the one-way rotation of the main shaft 12 drives the upright column 411 to reciprocate on the two cross rods 15 along the length direction of the paying-off rack 1 through the transmission mechanism 3, so that the synchronization of the reciprocating motion of the leaving point of the upright column 411 and the welding wire on the spool 2 along the axial direction of the spool 2 is ensured; through this kind of mode, can adjust the too fast or too slow degree of welding wire unwrapping wire on the I-shaped wheel 2 to make I-shaped wheel 2 can steadily unwrapping wire, avoid the welding wire to drop, the scheduling problem of knoing improves production efficiency.

The above, only do the preferred embodiment of the present invention, not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. A welding wire pay-off device comprises a pay-off rack (1), wherein bases (11) are fixedly arranged on two sides of the pay-off rack (1), two main shafts (12) are rotatably arranged between the two bases (11), positioning plates (13) are fixedly arranged on the main shafts (12) on the two sides, a clamping cylinder (14) is fixedly arranged in one base (11), the extending end of the clamping cylinder (14) is rotatably connected with the main shaft (12) on the base (11) where the clamping cylinder is arranged, and a spool (2) is arranged between the two positioning plates (13); the method is characterized in that:

two cross rods (15) are fixedly arranged between the two bases (11), tensioning mechanisms (4) are arranged on the two cross rods (15), each tensioning mechanism (4) comprises an upright column (411), the bottom of each upright column (411) is connected with the two cross rods (15), a first fixed wheel (412) is rotatably arranged at the upper part of each upright column (411), and a second fixed wheel (413) is rotatably arranged at the lower part of each upright column (411);

the fixed crossbeam (421) that is provided with in a lateral wall middle part that I-shaped wheel (2) were kept away from in stand (411), the articulated Z font support (422) that is provided with in one end that is close to stand (411) in crossbeam (421), Z font support (422) both ends are all rotated and are provided with take-up pulley (423), the fixed supporting seat (424) that is provided with in crossbeam (421) middle part, fixed spring (426) that is provided with between supporting seat (424) and Z font support (422).

2. The welding wire payoff device as set forth in claim 1, wherein: the upright posts (411) are arranged on the two cross rods (15) in a sliding mode.

3. The welding wire payoff device as set forth in claim 2, wherein: a transmission mechanism (3) is arranged in a base (11) on one side, far away from the clamping cylinder (14), of the pay-off rack (1), the transmission mechanism (3) comprises a first gear (31), the first gear (31) is fixedly connected with a main shaft (12) of the base (11) where the first gear (31) is located, a second gear (32) is rotatably arranged below the first gear (31), and the second gear (32) is in meshing fit with the first gear (31); two rotation between horizontal pole (15) is provided with lead screw (16), stand (411) bottom and lead screw (16) cooperation, lead screw (16) correspond the fixed third gear (33) that is provided with of one end of drive mechanism (3), fixed two carriers (34) that are provided with in base (11) bottom, two it is provided with pivot (35) to rotate on carrier (34), pivot (35) one end is fixed and is provided with fourth gear (36), fourth gear (36) are the meshing cooperation with third gear (33), pivot (35) are articulated connecting rod (37) being provided with in the one end of keeping away from fourth gear (36), the connecting rod (37) other end is articulated with second gear (32) lateral wall.

4. A wire payoff device as defined in claim 3, wherein: three V-shaped grooves are formed in the excircle wheel surface of the first fixed wheel (412), and two V-shaped grooves are formed in the excircle wheel surfaces of the second fixed wheel (413) and the two tightening wheels (423).

5. The welding wire payoff device as set forth in claim 4, wherein: the upright column (411) is provided with a wire passing frame (414) close to the upper part of one side wall of the spool (2) along the width direction of the paying-off rack (1).

6. The welding wire payoff device as set forth in claim 5, wherein: crossbeam (421) are kept away from unwrapping wire frame (1) one end and are provided with support frame (43), support frame (43) bottom is fixed with ground, crossbeam (421) slide and set up on support frame (43).

7. A welding wire payoff device as defined in any one of claims 1 to 6, wherein: the position that crossbeam (421) correspond supporting seat (424) is provided with spacing groove (4211), supporting seat (424) slide and set up on spacing groove (4211), be provided with locking bolt (425) on supporting seat (424), locking bolt (425) are locked supporting seat (424) and crossbeam (421).

8. The welding wire payoff device as set forth in claim 7, wherein: the position of the supporting seat (424) for fixing the spring (426) is hinged with a first sleeve (427), the position of the Z-shaped support (422) for fixing the spring (426) is hinged with a second sleeve (428), and the second sleeve (428) is in sliding fit with the first sleeve (427) and can extend into the first sleeve (427).

Images