CN114178667A - Steel reinforcement cage traction mechanism for automatic seam welder - Google Patents
Steel reinforcement cage traction mechanism for automatic seam welder Download PDFInfo
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- CN114178667A CN114178667A CN202210014470.8A CN202210014470A CN114178667A CN 114178667 A CN114178667 A CN 114178667A CN 202210014470 A CN202210014470 A CN 202210014470A CN 114178667 A CN114178667 A CN 114178667A
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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
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/06—Resistance welding; Severing by resistance heating using roller electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/36—Auxiliary equipment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention provides a steel reinforcement cage traction mechanism for an automatic seam welder, which comprises a cage supporting device, wherein the cage supporting device comprises a supporting component, the supporting component is provided with a first state and a second state, the supporting component is spaced from the lower side of the steel reinforcement cage by a certain distance in the first state, and the supporting component is in contact with the steel reinforcement cage to support the steel reinforcement cage in the second state. When the support assembly is in the second state, the reinforcement cage is supported to prevent the reinforcement cage from deforming due to self weight. Along with the continuous movement of the reinforcement cage, the rear groups of traction frame cage supporting devices are sequentially lifted. The automatic seam welder can greatly improve the quality of the reinforcement cage.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a processing machine for a reinforcement cage in a concrete pile, in particular to a reinforcement cage traction mechanism for an automatic seam welder, wherein the automatic seam welder is used for welding a cast-in-place pile reinforcement cage, and belongs to the technical field of construction of building pile foundations.
[ background of the invention ]
In the technical field of construction of pile foundations, an existing roll welding machine for a reinforcement cage usually adopts a semi-automatic welding mode, a ring reinforcement hoop is driven to wind on the surface of the ring reinforcement hoop by the rotation of a main reinforcement of the reinforcement cage driven by the roll welding machine, and each intersection point of the main reinforcement and the ring reinforcement is welded by a manual handheld welding gun. The main reinforcement and the stirrup are not welded well due to the large quantity of welding points, the thick center of a worker is not welded well, welding leakage and welding failure occur, and the main reinforcement 1 is often burnt to cause the strength of the main reinforcement to be damaged, so that all performance indexes of a finished reinforcement cage are lower.
In order to improve the productivity and the quality of the reinforcement cage, a mechanical automation device is used for welding longitudinal ribs and annular ribs on the reinforcement cage, the welding quality is ensured in the welding process, and the strength loss of main ribs is reduced, so that a cast-in-place pile reinforcement cage seam welder with high automation control degree is required.
[ summary of the invention ]
The invention aims to provide a steel reinforcement cage traction mechanism for an automatic seam welder, so as to realize automatic welding production of a steel reinforcement cage.
At least one purpose of the invention is realized by the following technical scheme:
the utility model provides an automatic seam welder is with steel reinforcement cage drive mechanism, automatic seam welder is used for welding the steel reinforcement cage, seam welder includes steel reinforcement cage drive mechanism, steel reinforcement cage drive mechanism is including holding in the palm the cage device, it includes supporting component to hold in the palm the cage device, supporting component has first state and second state, at the first state, supporting component with the downside interval certain distance of steel reinforcement cage, at the second state, supporting component with steel reinforcement cage contacts and supports the steel reinforcement cage.
Preferably, steel reinforcement cage drive mechanism still includes automatic lock muscle traction disc, automatic lock muscle traction disc is including locking the muscle cover, the supporting component is in during the second state, lock muscle cover lock is held the front end of the main muscle of steel reinforcement cage, the supporting component the downside of steel reinforcement cage supports the steel reinforcement cage.
Preferably, the steel reinforcement cage traction mechanism further comprises a traction trolley connected with the automatic reinforcing steel bar locking traction disc, the traction trolley pulls the automatic reinforcing steel bar locking traction disc to move forwards, the automatic reinforcing steel bar locking traction disc moves forwards to exceed the supporting assembly, and then the supporting assembly is switched to the second state from the first state.
Preferably, the cage supporting devices are multiple in number, and the cage supporting devices are arranged at intervals in the moving direction of the reinforcement cage.
Preferably, as the automatic tendon-locking traction disc moves forwards, the cage supporting devices are sequentially lifted to enable the supporting components to be switched from the first state to the second state, so that the steel reinforcement cage is supported at a plurality of positions in the extending direction of the steel reinforcement cage.
Preferably, after the seam welder finishes welding the reinforcement cage, the reinforcement cage is loosened by the reinforcement locking sleeve, and the support assemblies of the plurality of cage supporting devices are switched from the second state to the first state.
Preferably, the steel reinforcement cage traction mechanism comprises a traction frame, the traction frame comprises a slide rail for the traction trolley to slide, and when the support assemblies of the cage supporting devices are switched from the second state to the first state, the slide rail supports the steel reinforcement cage.
Preferably, the number of slide rails is two, two slide rails are parallel and the interval sets up, the supporting component includes the first support piece second support piece that the interval set up, first support piece with the parallel and interval setting of second support piece, first support piece with the second support piece is located between two slide rails.
Preferably, the support assembly is part of a parallel four bar linkage driven by a motor or a cylinder.
Preferably, the support member has a third state in which the height of the support member is at the height of the second state.
Compared with the prior art, the invention has the following beneficial effects: the machine is suitable for welding and forming the cast-in-place pile reinforcement cage and the prestressed pipe pile reinforcement cage. When the support assembly is in the second state, the reinforcement cage is supported to prevent the reinforcement cage from deforming due to self weight. Along with the continuous movement of the reinforcement cage, the rear groups of traction frame cage supporting devices are sequentially lifted. The quality of the reinforcement cage can be greatly improved.
[ description of the drawings ]
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a front view of a reinforcement cage seam welder according to an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is the inlet frame of FIG. 1;
FIG. 4 is a rotary electrode of the seam welder of FIG. 1;
FIG. 5 is the main rotary mechanism of the seam welder of FIG. 1;
FIG. 6 is an enlarged partial view of FIG. 1 showing a welding host including a rotating electrode and a primary rotation mechanism;
FIG. 7 is an enlarged partial view of FIG. 2 showing a welding host including a rotating electrode and a primary rotation mechanism;
FIG. 8 is an enlarged view of a portion of FIG. 1, showing a portion of the traction mechanism
FIG. 9 is the automatic lockbar traction disk of FIG. 8;
FIG. 10 is another perspective view of FIG. 1;
FIG. 11 is a structural view of the cage device of FIG. 1 in a second state;
fig. 12 is a top view of fig. 11.
200, a seam welder; 20. a wire inlet frame; 24. welding a host machine; 26. a main rotating mechanism; 28. rotating the electrode; 30. a ring rib material tray; 32. the ring rib 2 loosens the rotating mechanism; 36. a traction mechanism; 38. a traction frame; 40. a cage supporting device; 42. automatic locking of the traction disc; 44. a tractor; 46. welding a transformer; 48. a rib supporting roller; 50. a wire inlet main board; 56. a flange; 58. a slider; 60. adjusting the screw rod; 62. a set screw; 64. a set square; 66. an electrode arm; 68. a square locking block; 70. pulling the handle; 72. a connecting rod; 74. a support plate; 76. a spring; 78. adjusting the nut; 80. an electrode plate; 82. an electrode wheel; 86. an electric brush; 88. conducting rings; 90. a sprocket; 92. a bearing; 94. a positioning frame; 96. a support; 98. fixing the rotary sleeve; 102. a first traction disc; 104. a first relaxation disk; 106. a second traction disk; 108. a second relaxation disk; 110. a guide post; 112. a top rod; 114. positioning a rod; 116. locking the rib sleeve; 118. a cylinder; 120. a pad cover; 122. a gland; 124. a nut sleeve; 126. a rear cover; 128. a cross arm; 130. a pull rod; 132. and (4) a reinforcing steel bar baffle.
[ detailed description ] embodiments
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, 2 and 10, the present embodiment provides a reinforcement cage seam welder 200 for welding reinforcement cages. The reinforcement cage comprises a main reinforcement 1 extending lengthwise and a ring reinforcement 2 surrounding the main reinforcement 1. In the welding process, one end of the main rib 1, which is welded with the annular rib 2, is defined as the front end of the main rib 1.
The reinforcement cage seam welder 200 mainly comprises a wire inlet frame 20, a welding host 24, a ring rib rotating mechanism 32, a traction mechanism 36, a welding transformer 46, a ring rib material tray 30, an electric operating platform and the like.
The embodiment further provides an automatic seam welding device, which comprises a seam welder 200 and a control system thereof. Along the steel reinforcement cage direction of feed, automatic seam welding equipment is including the inlet frame 20 that sets up in order, welding host 24, ring muscle charging tray 30, ring muscle rotary mechanism 32 and steel reinforcement cage drive mechanism 36, and steel reinforcement cage drive mechanism 36 pulls main muscle 1 and makes it reach welding host 24, and ring muscle rotary mechanism 32 cooperates main rotary mechanism 26 of welding host 24 (to wind ring muscle 2 on ring muscle charging tray 30 on main muscle 1 with certain tension, and welding host 24 welds ring muscle 2 on main muscle 1. Further, before the steel reinforcement cage is manufactured, the reinforcement rotating mechanism 32 rotates the annular reinforcement material disc 30 in the reverse direction to wind the steel reinforcement in a rotating manner, so that material preparation is carried out.
Referring to fig. 1 and 3, the wire inlet frame 20 includes a wire inlet base 54, a wire inlet base frame 52 supported by the wire inlet base 54, and a wire inlet main board 50, wherein a plurality of rib supporting rollers 48 are mounted on the wire inlet main board 50 and are uniformly distributed circumferentially. The wire feeding frame 20 is used for supporting and guiding, and the main bar 1 can penetrate into the welding station of the seam welder 200 conveniently.
The number of the wire inlet frames 20 is at least two, and at least two wire inlet frames 20 are arranged at intervals.
Referring to fig. 4 to 7, the welding host 24 is composed of a main rotating mechanism 26 and a rotating electrode 28. The main rotating mechanism 26 is composed of a frame 84, a chain wheel 90, a bearing 92, a fixed rotating sleeve 98, a flange 56, a conducting ring 88, an electric brush 86, an electrode wheel 82, a positioning frame 94, a support 96 and the like. The rotary electrode 28 is composed of a sliding seat, a sliding block 58, an adjusting screw 60, a triangular plate 64, an electrode arm 66, a square locking block 68, an electrode plate 80, a spring 76, an adjusting nut 78, a connecting rod 72, a pulling handle 70 and the like. The entire rotary electrode 28 is fixed to the flange 56 of the main rotary mechanism 26.
The main rotating mechanism 26 includes an electrode wheel 82, the rotating electrode 28 includes an electrode plate 80 and an electrode arm 66 connected to the electrode plate 80, the electrode arm 66 is connected to one end of the secondary winding of the welding transformer 46 through a brush 86 and a conductive ring 88, and the electrode wheel 82 is connected to the other end of the secondary winding of the welding transformer 46. When the main rib 1 reaches the periphery of the electrode wheel 82, the electrode plate 80 welds the ring rib 2 on the main rib 1.
The rotary electrode 28 comprises a triangular plate 64, and an electrode arm 66 is connected with the triangular plate 64; the rotatable electrode 28 further includes a slide 58 and a slide mount in sliding engagement, and a triangle 64 is connected to the slide 58.
The sliding base is fixed on the flange 56, and the triangle plate 64 and the sliding block 58 are fixed through the matching of the positioning screw 62 and the adjusting screw 60.
The sliding block 58 is matched with the sliding seat in a sliding way along the tangential direction of the electrode wheel 82, and the central line of the vertical extending direction of the triangular plate 64 is arranged at an angle with the sliding direction of the sliding block 58.
The rotary electrode 28 further includes a support plate 79 supporting the electrode plate 80, a first support bar 77 supporting the support plate 79, and the triangular plate 64 and the first support bar 77 are connected by a link mechanism.
The link mechanism comprises a wrenching handle 70 and a connecting rod 72 which are connected, wherein the connecting rod 72 is in a square bracket shape, one end of the connecting rod 72 is connected with the wrenching handle 70, and the other end of the connecting rod 72 is connected with a first supporting rod 77.
The pulling handle 70 extends lengthwise, one end of the pulling handle 70 is connected to the triangle 64, and the other end of the pulling handle 70 is provided with two mounting positions, which are alternatively connected to one end of the connecting rod 72. Thereby achieving adjustability.
The rotatable electrode 28 further includes a second support bar 75, one end of the second support bar 75 supports the support plate 79, the other end of the second support bar 75 is connected to the support plate 74, and the support plate 74 is connected to the triangular plate 64.
An adjusting nut 78 is sleeved on the second support rod 75, an adjusting spring 76 is arranged between the adjusting nut 78 and the upper surface of the support plate 74, a nut 73 is arranged on the lower side of the support plate 74, and the nut 73 and the lower surface of the support plate 74 are arranged at intervals.
The rotary electrode 28 is fixed on the flange 56 of the main rotary mechanism 26, the main rotary mechanism 26 includes a motor and a sprocket 90 driven by the motor, the sprocket 90 drives the bearing 92, the fixed rotating sleeve 98, the flange 56 and the conducting ring 88 to rotate, and drives the rotary electrode 28 to rotate together.
In order to facilitate the spiral winding of the ring rib 2 outside the main rib 1, the main rotating mechanism 26 further has a rib guiding mechanism 285. The rib guiding mechanism 285 rotates together with the rotary electrode 28 at a rotation speed greater than the rotation speed of the annular rib material tray 30, and further, the rotation speed of the rib guiding mechanism 285 is more than twice the rotation speed of the annular rib material tray 30. The rib guiding mechanism 285 rotates in the same direction as the annular rib material disc 30. Specifically, as shown in fig. 4 and 6, the rib guide 285 is fixedly mounted on the flange 56 and rotates together with the flange 56 to provide a moving path of the ring rib. The rib guiding mechanism 285 includes a screw support 281 and a guide assembly 282 mounted on the screw support 281. The guiding assembly 282 limits the ring rib in the radial direction, so that the ring rib extends along the extending direction of the spiral support 281, and the ring rib is guided and coiled outside the main rib according to the rib guiding mechanism 285 after being sent out from the ring rib material disc 30.
Specifically, the spiral support 281 includes an outer leading end adjacent to the annular rib tray 30 and an adjacent main rotating mechanism 26 (flange 56), and two ends of the spiral support 281 are in an axially opposite adjacent relationship. The diameter of the outer guide end is larger than that of the inner guide end, and the outer guide end (the end indicated by reference numeral 283) of the spiral support 281 extends inwards spirally towards the inner guide end (the end indicated by reference numeral 282) so as to facilitate the guiding out of the ring rib 2. A plurality of guide members 282 are spaced apart from the outer lead end to the inner lead end. The outer and inner leads are each provided with a guide assembly 282 to facilitate the introduction and removal of the annular rib. The guide assembly 282 includes guide rollers 283, and a stopper plate 284 located radially outward of the guide rollers 283. The ring rib 2 is restrained between the restraining plate 284 and the guide roller 283, and the restraining plate 284 and the guide roller 283 restrain the ring rib 2 radially. The ring rib 2 sequentially passes through the plurality of guide assemblies 282, and the moving path of the ring rib 2 is limited by the arrangement of the plurality of guide assemblies 282. The guide roller 283 rotates to gradually release the loop rib and moves toward the main rib in accordance with a path provided by the rib guide 285, and winds up the loop rib.
In operation, the motor drives the sprocket 90 to rotate the bearing 92, the stationary sleeve 98, the flange 56, and the conducting ring 88, and the rotatable electrode 28. While rotating, the steel bar material of the ring bar 2 passes through the winding former and is wound on the main bar 1. And the welding transformer 46 is conducted through a welding signal to perform power-on welding on the intersection point of the main rib 1 and the ring rib 2, and meanwhile, the automatic rib locking traction disc 42 of the traction trolley 44 on the traction frame 38 locks the main rib 1, and the speed of the automatic rib locking traction disc is reduced by the variable frequency motor through the speed reducer, so that the trolley moves forwards on the traction frame 38 in a straight line. The electrode arm 66 of the rotating electrode 28 is electrically connected to one end of the secondary side of the welding transformer 46 by a conductive ring 88 through a brush 86. The electrode arm 66 can be adjusted according to the diameter of the welding framework. An electrode wheel 82 is mounted at the center of the rotation mechanism and is connected to the other end of the secondary winding of the welding transformer 46. The electrodes are insulated from the main body. After starting welding, the sizes of all sections of the ring rib 2 are automatically adjusted according to the specification of the steel reinforcement cage in the whole welding process, and the steel reinforcement cage is automatically stopped after the welding process of the whole steel reinforcement cage is finished. The electrode plate 80 is loosened by pulling the pulling handle 70 of the electrode arm 66, the pulling trolley 44 is clicked to enable the tail end of the steel reinforcement cage to leave the annular rib rotating mechanism 32, the 'cage-off' knob is placed in the 'open' position, the pulling trolley 44 automatically moves forwards slowly for a few seconds and then stops, the steel reinforcement cage is separated from the trolley, and the steel reinforcement cage is lifted from the seam welder traction frame 38. The wagon 44 is then automatically returned to the rebar penetration position at high speed.
The ring rib rotating mechanism 32 rotates the ring rib tray 30 through multi-stage speed reduction by the motor, and winds the ring rib 2 on the main rib 1 at the periphery of the electrode wheel 82 with certain expansion force. The rotating speed of the annular rib material disc 30 is adjusted according to the rotating speed of the host machine in a matching way.
The welding transformer 46 is a medium frequency transformer equipped with a welding controller and a water-cooled cooler.
Referring to fig. 1, 2, 8 and 9, the traction mechanism 36 is mainly composed of a traction frame 38, a cage device 40, a traction trolley 44 and an automatic tendon-locking traction disc 42. The automatic locking bar traction disc 42 is arranged on a cross arm 128 of the traction trolley 44 and comprises a traction disc, a releasing disc, an air cylinder 118, a reinforcing bar baffle 132, a plurality of locking bar sleeves 116 which are uniformly distributed on the circumference, a positioning rod 114, a top rod 112, a pull rod 130, a guide pillar 110, a gland 122, a cushion cover 120, a nut sleeve 124, a rear cover 126 and the like, and the locking bar and the releasing action are driven by the air cylinder 118 to complete.
Specifically, the traction mechanism 36 includes an automatic tendon-locking traction disc 42, a traction trolley 44 connected to the automatic tendon-locking traction disc 42, and a traction frame 38 for moving the traction trolley 44, wherein the traction frame 38 is disposed on the machine frame 100 or is integrated with the machine frame 100. The automatic tendon-locking traction disc 42 is operable to lock the front end of the main tendon 1, and the traction trolley 44 moves on the traction frame 38 to drive the reinforcement cage to move forward.
The traction mechanism 36 further comprises a cage supporting device 40, the cage supporting device 40 comprises a supporting component 41, and the supporting component 41 supports the reinforcement cage on the rear side of the automatic reinforcement locking traction disc 42.
The automatic tendon-locking traction disc 42 can be used for operatively locking the front end of the main tendon 1, and the traction trolley 44 pulls the automatic tendon-locking traction disc 42 to move forwards.
The automatic tendon-locking traction disc 42 comprises a first traction disc 102 and a first release disc 104 which are arranged at intervals, and a first group of tendon sleeves 116 for connecting the first traction disc 102 and the first release disc 104, wherein the front end of the main tendon 1 can be locked by the first group of tendon sleeves 116.
The first set of lock rib sleeves 116 extends in a direction perpendicular to the first traction disc 102 and the first release disc 104, and the first set of lock rib sleeves 116 includes a plurality of lock rib sleeves which are arranged at even intervals in a circumferential direction of the first traction disc 102 and the first release disc 104.
The automatic rib locking traction disc 42 comprises a second traction disc 106 and a second loosening disc 108 which are arranged at intervals, and a second group of rib locking sleeves 117 for connecting the second traction disc 106 and the second loosening disc 108, wherein the front end of the main rib 1 can be locked by the second group of rib locking sleeves 117; a second pulling disk 106 is disposed adjacent the first releasing disk 104.
The second group of rib locking sleeves 117 and the first group of rib locking sleeves 116 have the same structure and correspond to each other in position, and the second group of rib locking sleeves 117 and the first group of rib locking sleeves 116 lock the front end of the main rib 1 in the extending direction of the main rib 1.
The automatic tendon-locking traction disk 42 comprises a guide post 110 connected with a first traction disk 102, a first loosening disk 104 and a second traction disk 106; the automatic tendon-locking traction disk 42 further comprises a top rod 112 connecting the second loosening disk 108, the second traction disk 106 and the first loosening disk 104.
The automatic tendon-locking traction disc 42 further comprises positioning rods 114 connecting the second traction disc 106 and the second loosening disc 108, the number of the positioning rods 114 is at least two, and at least two positioning rods 114 are arranged at intervals.
The first set of tendon-locking sleeves 116 and the second set of tendon-locking sleeves 117 are corresponding in position and driven by the air cylinder 118, and the tendon-locking and releasing actions of the tendon-locking sleeves are completed by the driving of the air cylinder 118.
At least one part of the air cylinder 118 is arranged between the second traction disc 106 and the second loosening disc 108, and a bolt is arranged on one side of the air cylinder 118 close to the second loosening disc 108, penetrates through a central opening of the second loosening disc 108, and is fixed through the matching of the cushion cover 120, the pressing cover 122 and the nut sleeve 124.
The automatic tendon-locking traction disc 42 further comprises a cross arm 128, one end of the cross arm 128 penetrates through central openings of the first traction disc 102 and the first release disc 104 to be connected with the second traction disc 106, the other end of the cross arm 128 is connected with a tendon guard 132, and the tendon guard 132 is fixed with the traction trolley 44 through bolts.
The traction frame 38 is provided with a guide rail for the traction trolley 44 to move, and the traction trolley 44 is driven to move linearly on the guide rail after being decelerated by a speed reducing mechanism through a motor. The traction frame 38 is a support located on both sides of the frame 100, and the track is a track groove or chain 105 fixed to the traction machine 38 (frame). As shown in fig. 11 and 12, the track is a chain 105 provided on the traction frame. The carriage has a sprocket driven by a motor, and the sprocket of a gear structure engages with the chain 105 and linearly reciprocates under the guidance of the chain 105 by rotation. The wagon 44 is driven by a servo motor.
As shown in fig. 11 and 12, the cage supporting device 40 includes a supporting member 41, and the supporting member 41 has a first state in which the supporting member 41 is spaced apart from the lower side of the reinforcement cage by a predetermined distance, and a second state in which the supporting member 41 is in contact with the reinforcement cage to support the reinforcement cage.
Automatic lock muscle traction disc 42 includes lock muscle cover 116/117, and support assembly 41 is when the second state, and the front end of the main muscle 1 of steel reinforcement cage is held to lock muscle cover 116/117 lock, and the downside of the steel reinforcement cage of support assembly 41 supports the steel reinforcement cage, avoids the steel reinforcement cage to take place unexpected bending.
The traction trolley 44 pulls the automatic tendon-locking traction disc 42 to move forwards, and after the automatic tendon-locking traction disc 42 moves forwards beyond one supporting component 41, the corresponding supporting component 41 is switched from the first state to the second state. The cage means 40 is controlled to switch from the first state to the second state in dependence on the distance the tow car has moved forward from the initial position. Specifically, the wagon 44 is driven by a servo motor. The servo motor is controlled in linkage with the power assembly 401 of the cage supporting device 40. The servo motor is electrically connected with a controller, the controller is also electrically connected with the cage supporting device 40, the walking distance of the traction trolley is determined according to a servo signal of the servo motor, the corresponding cage supporting device 40 is controlled to be switched from the first state to the second state according to the walking distance, and then other sensor assemblies are not required to be arranged, so that the judgment logic is simple, and the reliability is high. When the servo motor is reversely rotated and reset, the control device controls all the cage supporting devices 40 to be restored to the first state.
The cage supporting devices 40 are multiple in number, and the cage supporting devices 40 are arranged at intervals in the moving direction of the reinforcement cage.
With the forward movement of the automatic tendon-locking traction plate 42, the cage devices 40 are sequentially lifted to switch the supporting members 41 thereof from the first state to the second state, thereby supporting the steel reinforcement cage at a plurality of positions in the extending direction of the steel reinforcement cage.
After the seam welder 200 finishes welding the reinforcement cage, the reinforcement cage is released by the reinforcement cage locking sleeve 116/117, and the support assemblies 41 of the cage supporting devices 40 are switched from the second state to the first state.
The towing carriage 38 includes a track for movement of the towing trolley 44, the track supporting the reinforcement cage when the support assemblies 41 of the plurality of cage assemblies 40 are switched from the second state to the first state.
The number of the tracks (chains 105) is two, the two tracks are arranged in parallel and at intervals, the supporting component 41 comprises a first supporting part and a second supporting part which are arranged at intervals, the first supporting part and the second supporting part are arranged in parallel and at intervals, and the first supporting part and the second supporting part are positioned between the two tracks, are respectively parallel four-bar mechanisms and are driven by a motor or an air cylinder 118.
The (support plate 405 of the) support member 41 also has a third state in which the height of the support member 41 is higher than in the second state. When uninstalling the steel reinforcement cage, can switch supporting component 41 to the third state, upwards support the steel reinforcement cage from the frame, be convenient for uninstall the steel reinforcement cage.
Specifically, the cage device 40 further includes a power assembly 401 for driving the support assembly 41. The cage assembly 40 is mounted to the frame 100. The plurality of cage devices 40 are arranged at intervals in the axial direction (the longitudinal direction of the rack). The support member 41 performs switching from a first state (collapsed state or lying state) to a second state (support state) in a parallel four-bar linkage structure. The bottom edges of the parallel four-bar linkages are horizontally arranged, so that the supporting edges are kept in a horizontal state in the up-and-down movement process, and the reinforcement cage is horizontally and stably supported in the second state.
The frame 100 (traction frame 38) has parallel side brackets and supports parallel chains 105. The frame 100 is further provided with a horizontal plate for fixedly connecting the brackets at both sides. The cage supporting device 40 is fixedly arranged on the transverse plate. The power assembly 401 of the cage assembly 40 includes a telescoping cylinder 401 fixedly mounted to the frame. The telescopic cylinder 401 switches the support assembly 41 between the first state and the second state by linearly reciprocating and extending. Further, the telescopic cylinder 401 is a telescopic hydraulic cylinder or an air cylinder. In order to avoid safety accidents caused by oil leakage and to solve the problems of difficulty in cleaning and arranging an oil tank, the telescopic cylinder 401 preferably adopts a cylinder.
The support assembly 40 includes a first fixed bottom plate 408 and a second fixed bottom plate 409 arranged in the axial direction (the moving direction of the cart, the length direction of the frame), a first side plate 403 and a second side plate 404 arranged in parallel, and a support plate 405. The axial ends of the support plate 405 are connected to the upper ends of the first side plate 403 and the second side plate 404, respectively, so as to be relatively rotatable. The lower ends of the first side plate 403 and the second side plate 404 are rotatably supported by a first fixed bottom plate 408 and a second fixed bottom plate 409, respectively. The first fixed bottom plate 408 and the second fixed bottom plate 409 are respectively and fixedly provided with supporting ear plates 406 and 407 for rotatably supporting the first side plate 403 and the second side plate 404. The first side plate 403 is pivotally connected to the support ear plate 406 of the first fixed base plate 408 by a lower pivot shaft 410. The lower end of the first side plate 403 is fixedly connected with the lower pivot shaft 410. The second side plate 404 is pivotally connected to a support ear plate 407 of the second fixed base plate 409 by another lower pivot shaft. The two lower pivot axes form the lower bottom edge of the parallel four-bar linkage mechanism, and the support plate 405 forms the support edge of the parallel four-bar linkage mechanism.
The telescopic rod of the telescopic cylinder 401 is fixedly connected to one end (lower end in fig. 11) of a transmission plate 402. The other end (upper end in fig. 11) of the drive plate 402 is fixedly connected to the lower pivot shaft. The telescopic rod of the telescopic cylinder 401 pushes the transmission plate 402 to horizontally reciprocate, the transmission plate 402 drives the lower pivot shaft 410 to horizontally reciprocate, and then the first side plate 403 and the second side plate 404 are pushed to lie down or erect, and finally the support plate 405 is made to move up and down to form expected switching of the first state and the second state.
The support assembly 40 includes two parallel sets of four bar linkages, i.e., a first side plate 403 and a second side plate 404, and a support plate 405, which are arranged in pairs and opposite to each other in the transverse direction (the length direction of the cross plate), forming the first support and the second support, which are arranged at intervals. Further, to support the reinforcement cage stably, the axial length of the support plate 405 is greater than the lead of the ring reinforcement. The two support plates 405 share the same pivot shaft 411, and the spacing distance of the two support plates 405 in the transverse direction is greater than the circumferential spacing distance between the two main bars 1 of the reinforcement cage.
The following are the main technical parameters of the seam welder 200:
1. welding skeleton diameter phi 660-phi 1060 (pile diameter: phi 800-phi 1200)
2. Length of welding steel bar skeleton 3000-
3. Diameter of longitudinal rib phi 16-phi 25mm
4. The diameter phi of the ring rib 2 is 3.5-phi 10mm
5. The ring diameter spacing is 5-200mm
6. Driving power wire-winding motor Y160M-67.5 KW frequency-changing speed-regulating
Wire feeding motor YLJ132-40-4 (Torque motor)
Traction motor YVP 132M-47.5 KW variable frequency motor
7. Welding transformer 46 power 350KVA x 2
8. 46 temporary load rate of welding transformer 50%
9. 380V three-phase main power supply
10. The rotating speed of the welding host machine 24 is 0-25r/min
11. Welding transformer 46 cooling mode water cooling
The working process of seam welder 200 is as follows:
feeding, main rib penetrating → fixing ring rib → welding completion → automatic cage removing → cage supporting device resetting → steel bar cage lifting → traction trolley resetting at high speed
Loading and penetrating the main rib 1: the main reinforcement 1 is placed in the wire inlet frame 20 by a travelling crane, and the ring reinforcement material tray 30 provided with the ring reinforcement 2 is arranged on a ring reinforcement rotating mechanism 32 station by the travelling crane. The main reinforcement 1 is inserted into the welding station of the seam welder 200 along the reinforcement supporting roller 48 of the wire inlet frame 20 and the main reinforcement 1 is locked by the automatic reinforcement locking traction disc 42.
Fixing the ring rib 2: and (3) enabling the annular ribs 2 in the annular rib material disc 30 to pass through the wire winding arms to the welding position of the electrode plate 80, and then firmly fastening or welding the annular ribs 2 on the main ribs 1.
Starting welding: the steel reinforcement cage is welded according to specifications, the main reinforcement 1 is locked and held by the automatic reinforcement locking traction disc 42 and moves linearly, the rotating electrode 28 rotates, meanwhile, the annular reinforcement 2 is automatically wound on the main reinforcement 1, and the distance between the sections of the annular reinforcement 2 can be adjusted according to preset parameters.
And (3) welding: the electrode plate 80 on the rotary electrode 28 starts welding the intersection point of the pressed annular rib 2 and the main rib 1. After the welded reinforcement cage moves for a certain distance, the first group of cage supporting devices 40 are lifted to support the reinforcement cage so as to prevent the reinforcement cage from deforming due to the self weight. As the reinforcement cage moves, the subsequent sets of cage supporting devices 40 are sequentially lifted.
And (3) completing welding: when the end is welded according to the specification and length of the reinforcement cage, the seam welder 200 automatically stops welding. At this point, the ring rib 2 is cut off, and the towing trolley 44 is clicked to separate the tail end of the reinforcement cage from the ring rib rotating mechanism 32.
Automatic cage removal: the 'cage-off' knob is turned to the 'on' position, and the automatic rib-locking traction disc 42 releases the locked main rib 1. The trolley 44 then automatically moves forward slowly for a few seconds and stops, allowing the reinforcement cage to be separated from the trolley 44.
The cage supporting device 40 is reset: after the reinforcement cage is separated from the tractor 44, all cage supporting devices 40 descend synchronously and return to the initial position.
Lifting away from the reinforcement cage: and after the cage supporting device 40 is reset, lifting the steel reinforcement cage out.
The traction trolley 44 is reset at a high speed: after the reinforcement cage is lifted away, the automatic return button is pressed, and the traction trolley 44 automatically returns to the reinforcement bar penetrating position at a high speed to perform the welding work flow of the next reinforcement cage.
After starting welding, the sizes of all sections of the ring rib 2 are automatically adjusted according to the standard of the tubular pile in the whole welding process, when a collision block of the traction trolley 44 touches a bracket (a bracket cage rack) switch in backward movement of the traction trolley 44, the ring rib is automatically lifted, the bracket is positioned by a pin, the use is very convenient, and the adjustment is simple. After the welding process of the whole reinforcement cage is finished, the machine is automatically stopped (the whole process does not need to be operated by people). The electrode is loosened by pulling a loosening handle of the electrode arm 66, the traction trolley 44 is inching to enable the tail end of the reinforcement cage to leave the main machine material tray frame, the 'cage releasing' knob is placed at the 'open' position, the 'cage releasing cylinder' is electrified, the trolley automatically forwards runs forwards at a low speed for 4 seconds and then stops, the reinforcement cage is separated from the trolley, and the reinforcement cage rolls away from the welding machine material rack. The trolley 44 automatically returns to the rebar penetration position at high speed according to the reverse traction point.
The ring rib rotating mechanism 32 rotates the ring rib material tray 30 through multi-stage speed reduction by the motor, and winds the ring rib on the main rib 1 with certain expansion force. The rotating speed (wire feeding speed) of the annular rib material disc 30 is adjusted according to the rotating speed of the main machine.
The welding transformer 46 is an overlapping iron-clad transformer, the primary winding of which is disk-shaped and the secondary winding of which is composed of two copper plates.
The welding machine has two welding modes of automatic welding and manual welding, and can be automatically selected according to the requirements during working.
When the seam welder 200 needs to be installed, the center line and the part size of the whole machine are marked according to the mechanical appearance and the size of a basic diagram, and pits, grooves and bolt hole spaces of all positions are formed. And (5) placing all the parts to the indicating position according to a machine basic diagram, and correcting the level and the center height of the welding machine. The relative position of the traction frame is corrected according to a picture and is correctly connected. And rechecking that all the sizes are consistent with the drawing, threading the foundation bolts, keeping a certain margin for the threads to be higher than the nuts, pouring concrete, after solidification, accurately correcting the levelness of the welding machine again, and then fastening the foundation bolts.
When the device is installed, an electric power control line and a power supply channel are laid, and three 120 square millimeter copper core wires are used as leads from a power supply to the electric control cabinet of the seam welder 200. The zero line is 16 mm square. The grounding wire is a 16-square-millimeter wire, the control wire is a 1-square-millimeter copper core flexible wire, and the distance from the electric control cabinet to the main motor is a 4-square-millimeter copper core flexible wire. The torque electrode and the traction motor are copper core flexible wires with the length of 4 square millimeters. The electric control cabinet, the welding host 24, the transformer and the like should be reliably grounded. The electric elements are connected according to the electric circuit diagram, and are checked strictly without errors, and the operation control buttons are well known.
According to the specification of the pipe pile, the positioning plate and the fixed electrode wheel 82 are selected and fixed one by one. The rotary electrode arm position adjustment is generally: when the electrode head compresses the longitudinal diameter and the ring diameter, the expansion and contraction distance of the central mandril is 5-10 mm after the spring is compressed. The pressure of the rotary electrode 28 is adjusted by a spring seat and an adjusting nut, and can be determined according to the diameter of the welded steel bar, and the larger the diameter of the steel bar is, the larger the pressure of the spring needs to be adjusted, and the positioning bolt is fixed. And adjusting the welding current according to the diameter of the welded steel bar, and adjusting the welding time. The size of the welding current depends on the diameter of the steel bar of the welding cage body, and generally, the thicker the diameter of the steel bar is, the larger the current is needed. The pressure can be adjusted to the upper spring seat, and the locking nut locks after the adjustment.
The debugging steps are as follows:
1. the debugging can be carried out only if the installation is correct. The selection switch should be turned to 'debug' during debugging.
2. And adjusting the distance between the welding signal proximity switch and the counting signal proximity switch and the signal panel screw to be 2mm (the lamp is on when the proximity switch is close to the screw).
3. The function buttons are activated in accordance with the selected function (the winding direction should be clockwise facing the copper plate, and the wire feeding direction should be in accordance with the winding direction). The direction of travel of the tractor 44 is forward away from the welding host 24 and reverse.
4. Regulating air pressure and basic parameters
The total pneumatic pressure is adjusted to 0.6 MPa.
② the pressure of each bracket is adjusted to 0.3 Mpa.
5. Inputting, setting and adjusting parameters:
the distance and length between the head end, the front end close winding, the front end, the middle section, the rear end close winding and the tail end are set. If a reinforcement cage with the length of 15 meters is machined, the total length is set to be generally not more than 15 meters, and the set length is as follows: head end spacing 20, head end length 50, front end close-wound 20, front end close-wound length 50, front end spacing 70, front end length 1400, middle section spacing 120, middle section length 11650, rear end spacing 70, rear end length 1400, rear end close-wound 20, rear end close-wound length 50, tail end spacing 20, tail end length 50. (if a reinforcement cage with 10 meters or 12 meters needs to be processed, only the length of the middle section needs to be modified.)
For example, a 10-meter steel reinforcement cage is processed, the parameters are set, idle running is automatically started, after the operation is finished, the numerical value of the position of the encoder (for example, the numerical value is 10500) is checked in the touch screen, and then the numerical value which is the same as the position of the encoder (for example, the numerical value is 10500) is input into the encoder pulse corresponding to the number of the operating meters.
Setting welding current: during trial welding, the current fine-tuning potentiometer is arranged in the middle, the intensity of a welding point is observed, the welding current of the corresponding section is adjusted according to the actual situation (for example, the current is small) when the section is welded for 5-6 meters, and the current can be properly increased. If the steel bar is blown (the current is large), the current can be properly reduced. "C (B)
The welding current is divided into 5 sections, and the sections can be selected according to requirements. After the welding current is determined, if the current is too large or too small during starting, the percentage of the starting current can be adjusted.
And after the primary welding process is finished, modifying a set value according to the actually measured ring diameter distance, the welding point condition and the ring diameter circle number.
The following is an electrical description of the operation of seam welder 200
The power supply is an alternating current three-phase 380V and 50 Hz. The control power supply is direct current 24V, and the electromagnetic valve and the small relay power supply DC 24V. The machine is provided with short circuit fusing protection and motor overload protection. All data used for external adjustment are communicated with the PLC through the touch display screen to complete data setting, and current operation states and operation information of the machine are fed back to the PLC through external buttons, selection switches and sensors and are processed and output and controlled by the PLC.
The traction motor and the wire winding motor input signals into the PLC through a stroke switch, a potentiometer and a button, and the PLC outputs signals to control the frequency converter to realize the control of stopping, starting and rotating speed. The speed of the traction motor in the automatic welding process is controlled by a PLC according to the rotating speed of the wire winding motor by a length factor control frequency converter, and the rotating speed of the wire winding motor can be controlled by an R1 potentiometer. The potentiometer R2 can only be adjusted when the traction motor is activated alone. The potentiometer R3 was used to fine-tune the current during automatic welding, with a current increase of 6 units per 1 volt increase, ranging from-60 to 60. The potentiometer R4 is used for current adjustment during manual welding, and the range is 0 to 999.
The wire must have good electrical conductivity. Before drawing and rolling, the wire can be descaled mechanically and cleaned of scale and rust on the surface by acid washing. When the forced wire drawing process is adopted, the raw material wire can not have rust. The low-oiliness lubricating powder is adopted during wire drawing. Before welding, all dirt, oil stain, oxide and rust should be removed from the finished steel wire after stretching and rolling. Otherwise, the welding process can generate spark splash, desoldering, false welding or even welding failure, which affects the welding quality and seriously reduces the service life of the electrode tip. Oil stain, dirt and oxides on the electrode head need to be removed frequently, and the welding head is kept clean and smooth to ensure good conductivity. The electrode tips and the electrode arms are always kept clean, when the electrode tips are exchanged, the electrode arms and the electrode tips are polished by fine sand leather, good conductive performance is guaranteed, and the hexagon screws on the square locking blocks 68 are fastened.
The following is a detailed table of the cylinders of seam welder 200:
the machine is suitable for welding and forming the cast-in-place pile reinforcement cage and the prestressed pipe pile reinforcement cage. The welding mode adopts medium-frequency inversion direct current resistance welding, three-phase current is balanced during working, the pollution to a power grid is less, and the energy-saving and consumption-reducing effects are obvious. The current control is precise, the splashing rate is reduced, the welding spot quality is effectively improved, the electrode wear rate can be effectively reduced, and the service life of the electrode is prolonged. In the whole welding process, the main rotating mechanism drives the rotating electrode to perform rotating welding, and the reinforcement cage does not rotate. The running parameters of the equipment are all automatically controlled by electrification, and complex calculation and visual positioning are not needed. The steel reinforcement cage traction head adopts an automatic steel reinforcement locking mechanism and has a one-key cage releasing function, so that the production efficiency is greatly improved. It is to be understood that the above description is intended to be illustrative, and not restrictive. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art upon reading the above description. The scope of the present teachings should, therefore, be determined not with reference to the above description, but should instead be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for all purposes. The omission in the foregoing claims of any aspect of subject matter that is disclosed herein is not intended to forego such subject matter, nor should the inventors be construed as having contemplated such subject matter as being part of the disclosed subject matter.
Claims (10)
1. The utility model provides an automatic seam welder is with steel reinforcement cage drive mechanism, automatic seam welder is used for welding the steel reinforcement cage, its characterized in that: steel reinforcement cage drive mechanism is including holding in the palm cage device, hold in the palm cage device and include supporting component, supporting component has first state and second state, and at the first state, supporting component with the downside interval certain distance of steel reinforcement cage, at the second state, supporting component with steel reinforcement cage contact and support the steel reinforcement cage.
2. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 1, wherein: the steel reinforcement cage traction mechanism further comprises an automatic reinforcing bar locking traction disc, the automatic reinforcing bar locking traction disc comprises a reinforcing bar locking sleeve, the supporting assembly is used for locking the front end of the main reinforcing bar of the steel reinforcement cage during the second state, and the supporting assembly is used for supporting the lower side of the steel reinforcement cage.
3. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 2, wherein: the steel reinforcement cage traction mechanism further comprises a traction trolley connected with the automatic reinforcement locking traction disc, the traction trolley pulls the automatic reinforcement locking traction disc to move forwards, and after the automatic reinforcement locking traction disc moves forwards and exceeds one supporting component, the supporting component is switched to a second state from a first state.
4. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 3, wherein: the number of the cage supporting devices is multiple, and the cage supporting devices are arranged at intervals in the moving direction of the reinforcement cage.
5. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 4, wherein: along with the forward movement of automatic bar locking traction disc, a plurality of cage devices lift up in proper order and make its supporting component switch over to the second state from first state to support at a plurality of positions of steel reinforcement cage extending direction the steel reinforcement cage.
6. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 4, wherein: and the seam welder is used for loosening the reinforcement cage after the reinforcement cage is welded, and the support assemblies of the plurality of cage supporting devices are switched to the first state from the second state.
7. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 6, wherein: the steel reinforcement cage traction mechanism comprises a traction frame, the traction frame comprises a chain for the traction trolley to slide, and when the supporting assemblies of the plurality of cage supporting devices are switched from the second state to the first state, the chain supports the steel reinforcement cage.
8. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 7, wherein: the quantity of chain is two, and two chains are parallel and the interval sets up, the supporting component includes the first support piece second support piece that the interval set up, first support piece with the parallel and interval setting of second support piece, first support piece with the second support piece is located between two chains.
9. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 1, wherein: the support assembly includes a parallel four bar linkage mechanism driven by a motor or cylinder.
10. The reinforcement cage pulling mechanism for an automatic seam welder according to claim 1, wherein: the support assembly has a third state in which the height of the support assembly is at the height of the second state.
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| CN202111290741 | 2021-11-02 | ||
| CN2021112907414 | 2021-11-02 |
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| CN202220027843.0U Active CN216893142U (en) | 2021-11-02 | 2022-01-05 | Steel reinforcement cage |
| CN202220028164.5U Active CN216706264U (en) | 2021-11-02 | 2022-01-05 | Seam welder for reinforcement cage |
| CN202210006789.6A Active CN114247972B (en) | 2021-11-02 | 2022-01-05 | Automatic roll welding equipment and automatic welding method for reinforcement cage |
| CN202210007137.4A Active CN114247973B (en) | 2021-11-02 | 2022-01-05 | Cast-in-place pile reinforcement cage seam welder |
| CN202210014470.8A Active CN114178667B (en) | 2021-11-02 | 2022-01-05 | Steel reinforcement cage traction mechanism for automatic seam welder |
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| CN202220028164.5U Active CN216706264U (en) | 2021-11-02 | 2022-01-05 | Seam welder for reinforcement cage |
| CN202210006789.6A Active CN114247972B (en) | 2021-11-02 | 2022-01-05 | Automatic roll welding equipment and automatic welding method for reinforcement cage |
| CN202210007137.4A Active CN114247973B (en) | 2021-11-02 | 2022-01-05 | Cast-in-place pile reinforcement cage seam welder |
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| CN117984002A (en) * | 2024-04-03 | 2024-05-07 | 中交(天津)轨道交通工程建设有限公司 | Clamping mechanism for reinforcement cage seam welder and reinforcement cage clamping method |
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| CN201841357U (en) * | 2010-10-15 | 2011-05-25 | 河南省三力机械制造有限公司 | Automatic seam welder for reinforcement cages |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117984002A (en) * | 2024-04-03 | 2024-05-07 | 中交(天津)轨道交通工程建设有限公司 | Clamping mechanism for reinforcement cage seam welder and reinforcement cage clamping method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114178667B (en) | 2023-11-21 |
| CN114247973B (en) | 2022-11-11 |
| CN216706264U (en) | 2022-06-10 |
| CN114247972A (en) | 2022-03-29 |
| CN216893142U (en) | 2022-07-05 |
| CN114247973A (en) | 2022-03-29 |
| DE202022103660U1 (en) | 2022-09-29 |
| CN114247972B (en) | 2022-11-11 |
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