CN112548390A - Automatic spot welding device for hardware - Google Patents
Automatic spot welding device for hardware Download PDFInfo
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- CN112548390A CN112548390A CN202011447654.0A CN202011447654A CN112548390A CN 112548390 A CN112548390 A CN 112548390A CN 202011447654 A CN202011447654 A CN 202011447654A CN 112548390 A CN112548390 A CN 112548390A
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- rod
- spot welding
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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
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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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
- B23K37/02—Carriages for supporting the welding or cutting element
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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
- B23K37/0443—Jigs
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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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Resistance Welding (AREA)
Abstract
The invention relates to an automatic spot welding device for hardware products, which comprises a base, a support rod, a cross rod, a conveying mechanism, a clamping mechanism and a spot welding mechanism, wherein the clamping mechanism is arranged on the conveying mechanism, the spot welding mechanism is arranged on the cross rod, the automatic spot welding device for hardware products realizes the conveying of workpieces through the conveying mechanism, the welding parts of the two parts are kept to be jointed through the clamping mechanism, and the jointing parts of the two parts are subjected to spot welding through the spot welding mechanism. The mechanism adopts flexible clamping, avoids rigid clamping from damaging the workpiece and protects the workpiece.
Description
Technical Field
The invention relates to an automatic spot welding device for hardware.
Background
The traditional hardware products, also called small hardware, refer to five metals of gold, silver, copper, iron and tin, can be made into artworks or metal devices such as knives and swords through manual processing, the hardware in modern society is more extensive, such as hardware tools, hardware parts, daily hardware, building hardware, security articles and the like, the small hardware products are not final consumer goods mostly, but are used as matching products of industrial manufacture, semi-finished products, tools used in the production process and the like, and only a small part of daily hardware products are tool consumer goods necessary for people's life.
Hardware product is in the manufacture process, need weld the work piece, current welding mode is the weld part laminating with two parts, then adopt artifical handheld welding set to weld, consume great manpower, and efficiency is not high, automatic welder has appeared on consequently the market, and current welding set generally adopts the rigidity centre gripping, draw the colored work piece surface easily, damage the work piece even, current welding set generally is to the conveying of work piece and the removal of soldered connection simultaneously, generally need a plurality of outputs to drive, consume great energy.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the automatic spot welding device for the hardware is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an automatic spot welding device for hardware products comprises a base, two support rods, a cross rod, a conveying mechanism, a clamping mechanism and a spot welding mechanism, wherein the two support rods are respectively arranged at two ends of the base;
the conveying mechanism comprises a driving assembly, a conveying assembly and a linkage assembly, the driving assembly comprises a motor and a driving shaft, the motor is horizontally arranged on the base, the driving shaft is installed on the motor, the conveying assembly comprises a conveying belt and two conveying units, the two conveying units are respectively arranged on two sides of the supporting rod, each conveying unit comprises a rotating shaft and a roller, the rotating shaft is arranged between the two supporting rods, the roller is sleeved on the rotating shaft, the rollers are connected with the rotating shaft in a key mode, the conveying belt is sleeved on the rollers, the two rollers of the two conveying units are connected through the conveying belt in a transmission mode, the linkage assembly comprises two rotating wheels, the two rotating wheels are respectively sleeved on the driving shaft and the rotating shaft, the two rotating wheels are respectively connected with the driving shaft and the rotating shaft in a key mode;
the clamping mechanism comprises a clamping assembly and a positioning assembly, the clamping assembly comprises two clamping units, the two clamping units are respectively arranged on two supporting rods, the clamping unit comprises a sleeve, a push rod and a first spring, the sleeve is arranged on the supporting rods, one end of the push rod is positioned in the sleeve, the other end of the push rod extends out of the sleeve, the push rod is in sliding connection with the sleeve, the first spring is arranged in the sleeve, one end of the first spring is connected with the sleeve, the other end of the first spring is connected with the push rod, the two push rods of the two clamping units are arranged right opposite to each other, the positioning assembly comprises two positioning units, the two positioning units are respectively arranged on two sides of the conveying belt, each positioning unit comprises a positioning rod, a positioning block, a second spring, a positioning shaft and a positioning wheel, the positioning rod is arranged on the transverse rod, and the positioning groove is arranged, the positioning wheel is sleeved on the positioning shaft, and the positioning wheel is connected with the positioning shaft in a key manner;
the spot welding mechanism comprises a main body, a welding head, a pulling assembly and a rotating assembly, wherein the rotating assembly comprises a half gear, a rotating gear and a fixed shaft, the half gear is sleeved on a driving shaft and is in key connection with the driving shaft, the fixed shaft is arranged on one side of the driving shaft and is parallel to the driving shaft, the rotating gear is sleeved on the fixed shaft and is in key connection with the fixed shaft, the rotating gear is meshed with the half gear, the pulling assembly comprises a pulling plate, a limiting rod, a third spring, a wire coil and a pull rope, the pulling plate is arranged above a transverse rod, the limiting rod is arranged on the pulling plate and penetrates through the transverse rod, the limiting rod is in sliding connection with the transverse rod, the third spring is sleeved on the limiting rod and is positioned between the transverse rod and the pulling plate, one end of the third spring is connected with the transverse rod, and the other end of the third spring is connected with the pulling plate, the wire coil is sleeved on the fixed shaft and is in key connection with the fixed shaft, one end of the pull rope is connected with the wire coil, the other end of the pull rope is connected with the pull plate, the pull rope is wound on the wire coil, the main body is arranged on the pull plate, the welding head is arranged below the pull plate, and the welding head penetrates through the cross rod.
In order to carry out better spacing to the removal of arm-tie, the gag lever post has two, and two gag lever posts set up respectively at the both ends of arm-tie, and two gag lever posts all pass the horizontal pole, the third spring has two, and two third springs overlap respectively and establish on two gag lever posts.
In order to better limit the movement of the positioning block, a sliding block is arranged on the positioning block, a sliding groove is formed in the positioning groove, the sliding block is located in the positioning groove, and the sliding block is connected with the positioning groove in a sliding mode.
In order to better limit the movement of the positioning block, the number of the sliding blocks is two, the two sliding blocks are respectively arranged on two sides of the positioning block, the number of the sliding grooves is two, and the two sliding blocks are respectively positioned in the two sliding grooves.
In order to better limit the movement of the positioning block, the section of the sliding block is dovetail-shaped, and the sliding groove is a dovetail groove.
In order to support the rotating shaft, a first bearing seat is arranged on the supporting rod, and the end part of the rotating shaft is positioned in the first bearing seat.
In order to support the positioning shaft, a second bearing seat is arranged on the positioning block, and one end of the positioning shaft is located in the second bearing seat.
In order to reduce friction, one end of the push rod, which is positioned outside the sleeve, is provided with a roller.
In order to achieve a better clamping effect, the second spring is in a compressed state.
In order to improve the accuracy, the motor is a servo motor.
The automatic spot welding device for the hardware products has the advantages that the conveying mechanism is used for conveying the workpieces, the clamping mechanism is used for keeping the welding positions of the two parts in a fit mode, spot welding is conducted on the fit positions of the two parts through the spot welding mechanism, compared with the existing spot welding device, the automatic spot welding device for the hardware products achieves operation of the conveying mechanism and the spot welding mechanism through one output end, energy is saved, meanwhile, the conveying mechanism and the spot welding mechanism are linked, online spot welding of the workpieces is achieved, the linkage is of a pure mechanical structure, use of electronic elements such as sensors is avoided, stability of the device is improved, service life of the device is prolonged, compared with the existing clamping mechanism, the mechanism is flexibly clamped, rigid clamping damage to the workpieces is avoided, and the workpieces are protected.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of an automated spot welding apparatus for hardware according to the present invention;
FIG. 2 is a schematic structural view of a transfer mechanism of the automated spot welding apparatus for hardware of the present invention;
FIG. 3 is a schematic structural view of a positioning unit of the automated spot welding apparatus for hardware according to the present invention;
FIG. 4 is a schematic view of the construction of the rotating assembly of the automated spot welding apparatus for hardware of the present invention;
in the figure: 1. the automatic welding machine comprises a base, a support rod 2, a cross rod 3, a motor 4, a driving shaft 5, a rotating shaft 6, a roller 7, a rotating wheel 8, a conveying belt 9, a sleeve 10, a push rod 11, a first spring 12, a positioning rod 13, a positioning block 14, a positioning block 15, a second spring 16, a positioning shaft 17, a positioning wheel 18, a main body 19, a welding head 20, a half gear 21, a rotating gear 22, a fixing shaft 22, a pulling plate 23, a limiting rod 24, a third spring 25, a wire coil 26, a pulling rope 27, a sliding block 28 and a roller 29.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, the automatic spot welding device for hardware products comprises a base 1, two support rods 2, a cross rod 3, a conveying mechanism, a clamping mechanism and a spot welding mechanism, wherein the two support rods 2 are respectively arranged at two ends of the base 1, the cross rod 3 is arranged above the base 1 through the support rods 2, the conveying mechanism is arranged between the two support rods 2, the clamping mechanism is arranged on the conveying mechanism, and the spot welding mechanism is arranged on the cross rod 3;
when the device uses, place two parts on conveyer belt 9, the splice of two parts is laminated, carries out the centre gripping through fixture to two parts and fixes, realizes the conveying of part through transport mechanism, welds through spot welding mechanism to the splice of two parts.
As shown in fig. 2, the transmission mechanism comprises a driving assembly, a transmission assembly and a linkage assembly, the driving assembly comprises a motor 4 and a driving shaft 5, the motor 4 is horizontally arranged on the base 1, the driving shaft 5 is arranged on the motor 4, the transmission assembly comprises a transmission belt 9 and two transmission units, the two transmission units are respectively arranged at two sides of the supporting rod 2, the transmission unit comprises a rotating shaft 6 and a roller 7, the rotating shaft 6 is arranged between the two supporting rods 2, the roller 7 is sleeved on the rotating shaft 6, the roller 7 is connected with the rotating shaft 6 in a key mode, the transmission belt 9 is sleeved on the roller 7, the two rollers 7 of the two transmission units are in transmission connection through the transmission belt 9, the linkage assembly comprises two rotating wheels 8, the two rotating wheels 8 are respectively sleeved on the driving shaft 5 and the rotating shaft 6, the two rotating wheels 8 are respectively connected with the driving shaft 5 and the rotating, the two rotating wheels 8 are in transmission connection through a belt;
the motor 4 is operated, the motor 4 drives the driving shaft 5 to rotate, the driving shaft 5 drives the rotating wheel 8 connected with the driving shaft to rotate, the rotating wheel 8 drives the other rotating wheel 8 to rotate through the belt, the other rotating wheel 8 drives the rotating shaft 6 to rotate, the rotating shaft 6 drives the rollers 7 to rotate, the two rollers 7 tighten the conveying belt 9, and under the action of friction force, the conveying belt 9 is driven to move, so that parts on the conveying belt 9 move.
As shown in fig. 3, the clamping mechanism includes a clamping assembly and a positioning assembly, the clamping assembly includes two clamping units, the two clamping units are respectively disposed on two supporting rods 2, the clamping unit includes a sleeve 10, a push rod 11 and a first spring 12, the sleeve 10 is disposed on the supporting rod 2, one end of the push rod 11 is disposed in the sleeve 10, the other end of the push rod 11 extends out of the sleeve 10, the push rod 11 is slidably connected with the sleeve 10, the first spring 12 is disposed in the sleeve 10, one end of the first spring 12 is connected with the sleeve 10, the other end of the first spring 12 is connected with the push rod 11, the two push rods 11 of the two clamping units are disposed right opposite to each other, the positioning assembly includes two positioning units, the two positioning units are respectively disposed on two sides of the conveying belt 9, the positioning units include a positioning rod 13, a positioning block 14, and a second spring 15, The positioning device comprises a positioning shaft 16 and a positioning wheel 17, wherein the positioning rod 13 is arranged on the cross rod 3, a positioning groove is arranged on the positioning rod 13, the positioning block 14 is positioned in the positioning groove, the positioning block 14 is in sliding connection with the positioning groove, the second spring 15 is arranged in the positioning groove, one end of the second spring 15 is connected with the positioning block 14, the other end of the second spring 15 is connected with the positioning groove, the positioning shaft 16 is arranged on the positioning block 14, the positioning wheel 17 is sleeved on the positioning shaft 16, and the positioning wheel 17 is in key connection with the positioning shaft 16;
pulling the push rods 11 to leave enough space between the two push rods 11, pulling the positioning wheel 17 upwards to leave enough space between the positioning wheel 17 and the conveyor belt 9, then placing the two parts on the conveyor belt 9, then releasing the hands, at the moment, the first spring 12 is in a compressed state, the restoring force of the first spring 12 generates outward thrust on the push rods 11, so that the push rods 11 move outwards, so that the two push rods 11 drive the two rollers 29 to move outwards, so that the rollers 29 generate thrust on the two parts, so that the welding positions of the two parts are attached tightly, the positioning wheel 17 moves upwards to drive the positioning shaft 16 to move upwards, the positioning shaft 16 drives the positioning block 14 to move upwards, the positioning block 14 compresses the second spring 15, the restoring force of the second spring 15 generates downward thrust on the positioning block 14, and after the hands are released, the positioning wheel 17 is not blocked, under the restoring force of the second spring 15, the second spring moves downwards to press the top of the part, so that the welding position of the two parts is better jointed.
Here, the movement of the positioning block 14 drives the slider 28 to move, and the slider 28 is located in the dovetail groove, so that the slider 28 can only move along the axial direction of the dovetail groove, thereby limiting the movement of the slider 28 and further limiting the movement of the positioning block 14.
As shown in fig. 4, the spot welding mechanism includes a main body 18, a welding head 19, a pulling assembly and a rotating assembly, the rotating assembly includes a half gear 20, a rotating gear 21 and a fixed shaft 22, the half gear 20 is sleeved on the driving shaft 5, the half gear 20 is in key connection with the driving shaft 5, the fixed shaft 22 is disposed on one side of the driving shaft 5, the fixed shaft 22 is parallel to the driving shaft 5, the rotating gear 21 is sleeved on the fixed shaft 22, the rotating gear 21 is in key connection with the fixed shaft 22, the rotating gear 21 is engaged with the half gear 20, the pulling assembly includes a pulling plate 23, a limiting rod 24, a third spring 25, a wire coil 26 and a pulling rope 27, the pulling plate 23 is disposed above the cross rod 3, the limiting rod 24 is disposed on the pulling plate 23, the limiting rod 24 passes through the cross rod 3, the limiting rod 24 is slidably connected with the cross rod 3, the third spring 25 is sleeved on, the third spring 25 is located between the cross rod 3 and the pulling plate 23, one end of the third spring 25 is connected with the cross rod 3, the other end of the third spring 25 is connected with the pulling plate 23, the wire coil 26 is sleeved on the fixed shaft 22, the wire coil 26 is in key connection with the fixed shaft 22, one end of the pull rope 27 is connected with the wire coil 26, the other end of the pull rope 27 is connected with the pulling plate 23, the pull rope 27 is wound on the wire coil 26, the main body 18 is arranged on the pulling plate 23, the welding head 19 is arranged below the pulling plate 23, and the welding head 19 penetrates through the cross rod 3.
The driving shaft 5 drives the half gear 20 to rotate in a rotating mode, when the half gear 20 is meshed with the rotating gear 21, the half gear 20 drives the rotating gear 21 to rotate, the rotating gear 21 drives the fixing shaft 22 to rotate, the fixing shaft 22 drives the wire coil 26 to rotate, the wire coil 26 rotates to wind the pulling rope 27 on the wire coil 26, so that the pulling rope 27 pulls the pulling plate 23 to move, the pulling plate 23 drives the welding head 19 to move, the welding head 19 moves to the joint of the two parts to be welded, when the half gear 20 is not meshed with the rotating gear 21, the third spring 25 is in a compressed state at the moment, restoring force of the third spring 25 generates upward thrust on the pulling plate 23, the pulling plate 23 moves upward under the action of the restoring force of the third spring 25, the welding head 19 moves reversely, workpieces are removed, and spot welding is achieved.
Along with the operation of the motor 4, the motor 4 drives the conveyor belt 9 to move, so that the workpiece moves at a constant speed, the motor 4 drives the half gear 20 to rotate at the same time, and the welding head 19 moves intermittently, so that each welding point is kept uniform, and a good spot welding effect is realized.
In order to better limit the movement of the pulling plate 23, the two limiting rods 24 are provided, the two limiting rods 24 are respectively arranged at two ends of the pulling plate 23, the two limiting rods 24 all penetrate through the cross rod 3, the three springs 25 are provided, and the two third springs 25 are respectively sleeved on the two limiting rods 24.
In order to better limit the movement of the positioning block 14, a sliding block 28 is arranged on the positioning block 14, a sliding groove is arranged in the positioning groove, the sliding block 28 is located in the positioning groove, and the sliding block 28 is connected with the positioning groove in a sliding manner.
In order to better limit the movement of the positioning block 14, there are two sliding blocks 28, the two sliding blocks 28 are respectively arranged at two sides of the positioning block 14, there are two sliding grooves, and the two sliding blocks 28 are respectively located in the two sliding grooves.
In order to better limit the movement of the positioning block 14, the cross section of the sliding block 28 is dovetail-shaped, and the sliding groove is a dovetail groove.
In order to support the rotating shaft 6, a first bearing seat is arranged on the support rod 2, and the end part of the rotating shaft 6 is positioned in the first bearing seat.
In order to support the positioning shaft 16, a second bearing seat is provided on the positioning block 14, and one end of the positioning shaft 16 is located in the second bearing seat.
In order to reduce friction, the end of the push rod 11 located outside the sleeve 10 is provided with a roller 29.
For a better clamping effect, the second spring 15 is in a compressed state.
For improving the accuracy, the motor 4 is a servo motor.
When the device uses, carry out the centre gripping to the both sides of part through two clamping unit, make the splice of two parts paste tightly, compress tightly two parts respectively through two positioning unit, thereby realize the better laminating of splice of two parts, operation drive assembly, drive assembly drive interlock subassembly is rotatory, interlock assembly drive conveying assembly is rotatory, thereby realize the removal of conveyer belt 9, thereby realize two parts conveying on conveyer belt 9, drive assembly drive runner assembly intermittent type is rotatory simultaneously, the runner assembly drives pulling assembly intermittent type operation, thereby make soldered connection 19 intermittent type removal, thereby carry out spot welding to the splice department of two parts, manual operation has been avoided, the manpower is saved, and the work efficiency is improved.
Compared with the prior art, this automatic spot welding device of hardware, realize the conveying of work piece through transport mechanism, make the splice of two parts keep laminating through fixture, carry out spot welding through spot welding mechanism to the laminating department of two parts, compare with current spot welding device, the device has realized the operation of transport mechanism and spot welding mechanism through an output, the energy has been saved, transport mechanism adopts the linkage with spot welding mechanism simultaneously, the online spot welding of work piece has been realized, and this linkage adopts pure mechanical structure, the use of electronic component such as sensor has been avoided, the stability and the life of device have been improved, compare with current fixture, this mechanism adopts flexible centre gripping, the rigidity centre gripping has been avoided damaging the work piece, realize the protection to the work piece.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The automatic spot welding device for the hardware is characterized by comprising a base (1), two supporting rods (2), a cross rod (3), a conveying mechanism, a clamping mechanism and a spot welding mechanism, wherein the two supporting rods (2) are respectively arranged at two ends of the base (1), the cross rod (3) is arranged above the base (1) through the supporting rods (2), the conveying mechanism is arranged between the two supporting rods (2), the clamping mechanism is arranged on the conveying mechanism, and the spot welding mechanism is arranged on the cross rod (3);
the conveying mechanism comprises a driving assembly, a conveying assembly and a linkage assembly, the driving assembly comprises a motor (4) and a driving shaft (5), the motor (4) is horizontally arranged on the base (1), the driving shaft (5) is installed on the motor (4), the conveying assembly comprises a conveying belt (9) and two conveying units, the two conveying units are respectively arranged on two sides of the supporting rod (2) and comprise a rotating shaft (6) and a roller (7), the rotating shaft (6) is arranged between the two supporting rods (2), the roller (7) is sleeved on the rotating shaft (6), the roller (7) is in key connection with the rotating shaft (6), the conveying belt (9) is sleeved on the roller (7), the two rollers (7) of the two conveying units are in transmission connection through the conveying belt (9), the linkage assembly comprises two rotating wheels (8), the two rotating wheels (8) are respectively sleeved on the driving shaft (5) and the rotating shaft (6), the two rotating wheels (8) are respectively in key connection with the driving shaft (5) and the rotating shaft (6), and the two rotating wheels (8) are in transmission connection through a belt;
the clamping mechanism comprises a clamping assembly and a positioning assembly, the clamping assembly comprises two clamping units, the two clamping units are respectively arranged on two supporting rods (2), the clamping unit comprises a sleeve (10), a push rod (11) and a first spring (12), the sleeve (10) is arranged on the supporting rods (2), one end of the push rod (11) is positioned in the sleeve (10), the other end of the push rod (11) extends out of the sleeve (10), the push rod (11) is in sliding connection with the sleeve (10), the first spring (12) is arranged in the sleeve (10), one end of the first spring (12) is connected with the sleeve (10), the other end of the first spring (12) is connected with the push rod (11), the two push rods (11) of the two clamping units are just opposite to be arranged, the positioning assembly comprises two positioning units, the two positioning units are respectively arranged at two sides of the conveying belt (9), the positioning unit comprises a positioning rod (13), a positioning block (14), a second spring (15), a positioning shaft (16) and a positioning wheel (17), the positioning rod (13) is arranged on the cross rod (3), the positioning block (13) is provided with a positioning groove, the positioning block (14) is positioned in the positioning groove, the positioning block (14) is in sliding connection with the positioning groove, the second spring (15) is arranged in the positioning groove, one end of the second spring (15) is connected with the positioning block (14), the other end of the second spring (15) is connected with the positioning groove, the positioning shaft (16) is arranged on the positioning block (14), the positioning wheel (17) is sleeved on the positioning shaft (16), and the positioning wheel (17) is in key connection with the positioning shaft (16);
the spot welding mechanism comprises a main body (18), a welding head (19), a pulling assembly and a rotating assembly, wherein the rotating assembly comprises a half gear (20), a rotating gear (21) and a fixed shaft (22), the half gear (20) is sleeved on a driving shaft (5), the half gear (20) is in key connection with the driving shaft (5), the fixed shaft (22) is arranged on one side of the driving shaft (5), the fixed shaft (22) is parallel to the driving shaft (5), the rotating gear (21) is sleeved on the fixed shaft (22), the rotating gear (21) is in key connection with the fixed shaft (22), the rotating gear (21) is meshed with the half gear (20), the pulling assembly comprises a pulling plate (23), a limiting rod (24), a third spring (25), a wire coil (26) and a pulling rope (27), the pulling plate (23) is arranged above a transverse rod (3), the limiting rod (24) is arranged on the pulling plate (23), the limiting rod (24) penetrates through the cross rod (3), the limiting rod (24) is connected with the cross rod (3) in a sliding way, the third spring (25) is sleeved on the limiting rod (24), the third spring (25) is positioned between the cross rod (3) and the pulling plate (23), one end of the third spring (25) is connected with the cross bar (3), the other end of the third spring (25) is connected with the pulling plate (23), the wire coil (26) is sleeved on the fixed shaft (22), the wire coil (26) is connected with the fixed shaft (22) in a key way, one end of the pull rope (27) is connected with the wire coil (26), the other end of the pull rope (27) is connected with the pull plate (23), the pull rope (27) is wound on a wire coil (26), the main body (18) is arranged on the pull plate (23), the welding head (19) is arranged below the pulling plate (23), and the welding head (19) penetrates through the cross rod (3).
2. The automatic spot welding device for hardware according to claim 1, wherein the number of the limiting rods (24) is two, the two limiting rods (24) are respectively arranged at two ends of the pulling plate (23), the two limiting rods (24) penetrate through the cross rod (3), the number of the third springs (25) is two, and the two third springs (25) are respectively sleeved on the two limiting rods (24).
3. The automatic spot welding device for hardware products according to claim 1, wherein a sliding block (28) is arranged on the positioning block (14), a sliding groove is formed in the positioning groove, the sliding block (28) is located in the positioning groove, and the sliding block (28) is in sliding connection with the positioning groove.
4. Automatic spot welding device for hardware according to claim 3, characterized in that there are two sliding blocks (28), two sliding blocks (28) are respectively arranged on both sides of the positioning block (14), there are two sliding grooves, and two sliding blocks (28) are respectively arranged in the two sliding grooves.
5. An automatic spot welding device for hardware according to claim 4, characterized in that the cross section of the sliding block (28) is dovetail-shaped, and the sliding groove is a dovetail groove.
6. An automatic spot welding device for hardware according to claim 1, characterized in that the support rod (2) is provided with a first bearing seat, and the end of the rotating shaft (6) is positioned in the first bearing seat.
7. An automatic spot welding device for hardware products according to claim 1, characterized in that a second bearing seat is arranged on the positioning block (14), and one end of the positioning shaft (16) is positioned in the second bearing seat.
8. A hardware stitch welding device according to claim 1, characterized in that the end of the push rod (11) outside the sleeve (10) is provided with a roller (29).
9. A hardware stitch welding device according to claim 1, characterized in that said second spring (15) is in compression.
10. A hardware stitch welding device according to claim 1, characterized in that the motor (4) is a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011447654.0A CN112548390A (en) | 2020-12-09 | 2020-12-09 | Automatic spot welding device for hardware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011447654.0A CN112548390A (en) | 2020-12-09 | 2020-12-09 | Automatic spot welding device for hardware |
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| Publication Number | Publication Date |
|---|---|
| CN112548390A true CN112548390A (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011447654.0A Withdrawn CN112548390A (en) | 2020-12-09 | 2020-12-09 | Automatic spot welding device for hardware |
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| CN (1) | CN112548390A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113245663A (en) * | 2021-07-15 | 2021-08-13 | 潍坊工商职业学院 | Machine part welding set |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2540341A1 (en) * | 2006-03-20 | 2007-09-20 | Norman Alexander Greenwall | Apparatus for applying metallic cladding to interior surfaces of pipe elbows |
| CN101879674A (en) * | 2010-06-30 | 2010-11-10 | 重庆建设摩托车股份有限公司 | Frame part welding hold-down gear |
| CN110369900A (en) * | 2019-08-13 | 2019-10-25 | 滁州市中诺设备模具制造有限公司 | A kind of automatic welding line of inner tank of washing machine side door |
| CN111266699A (en) * | 2020-02-28 | 2020-06-12 | 陕西戴爱盟德电子科技有限公司 | Butting and positioning tool for arc striking and extinguishing plates and positioning and butting method thereof |
| CN111760947A (en) * | 2020-06-03 | 2020-10-13 | 广州京海科技有限公司 | Metal pipe bending device with protection function |
| CN111975266A (en) * | 2020-08-24 | 2020-11-24 | 南京宜泽新材料科技有限公司 | Alloy product welding device with protection function |
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2020
- 2020-12-09 CN CN202011447654.0A patent/CN112548390A/en not_active Withdrawn
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2540341A1 (en) * | 2006-03-20 | 2007-09-20 | Norman Alexander Greenwall | Apparatus for applying metallic cladding to interior surfaces of pipe elbows |
| CN101879674A (en) * | 2010-06-30 | 2010-11-10 | 重庆建设摩托车股份有限公司 | Frame part welding hold-down gear |
| CN110369900A (en) * | 2019-08-13 | 2019-10-25 | 滁州市中诺设备模具制造有限公司 | A kind of automatic welding line of inner tank of washing machine side door |
| CN111266699A (en) * | 2020-02-28 | 2020-06-12 | 陕西戴爱盟德电子科技有限公司 | Butting and positioning tool for arc striking and extinguishing plates and positioning and butting method thereof |
| CN111760947A (en) * | 2020-06-03 | 2020-10-13 | 广州京海科技有限公司 | Metal pipe bending device with protection function |
| CN111975266A (en) * | 2020-08-24 | 2020-11-24 | 南京宜泽新材料科技有限公司 | Alloy product welding device with protection function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113245663A (en) * | 2021-07-15 | 2021-08-13 | 潍坊工商职业学院 | Machine part welding set |
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