CN117583510A - A steel cage production line - Google Patents
A steel cage production line Download PDFInfo
- Publication number
- CN117583510A CN117583510A CN202311729705.2A CN202311729705A CN117583510A CN 117583510 A CN117583510 A CN 117583510A CN 202311729705 A CN202311729705 A CN 202311729705A CN 117583510 A CN117583510 A CN 117583510A
- Authority
- CN
- China
- Prior art keywords
- steel
- production line
- longitudinal
- steel cage
- bars
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F27/00—Making wire network, i.e. wire nets
- B21F27/12—Making special types or portions of network by methods or means specially adapted therefor
- B21F27/121—Making special types or portions of network by methods or means specially adapted therefor of tubular form, e.g. as reinforcements for pipes or pillars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/02—Straightening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
- B21F23/005—Feeding discrete lengths of wire or rod
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F27/00—Making wire network, i.e. wire nets
- B21F27/08—Making wire network, i.e. wire nets with additional connecting elements or material at crossings
- B21F27/10—Making wire network, i.e. wire nets with additional connecting elements or material at crossings with soldered or welded crossings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wire Processing (AREA)
Abstract
The invention provides a reinforcement cage production line, which belongs to the technical field of reinforcement cage manufacturing equipment and comprises the following components: the steel bar end surface alignment device is provided with a baffle plate; the placing device is provided with a placing member, and first grooves are formed in the placing member at intervals; the clamping fixture is provided with a second groove, the hanging device moves the holding member to the upper part of the clamping fixture, and the longitudinal ribs of the holding member are placed in the second groove of the clamping fixture in the process of lowering; winding stirrups through a rib winding machine; according to the invention, the aligned steel bars are placed in the first grooves on the holding member, the first grooves of the holding member correspond to the second grooves of the jig frame one by one, so that the steel bars can be placed in the second grooves of the jig frame in the falling process of the holding member, the quick placement of the steel bars is realized, the processing efficiency of a steel bar cage production line is accelerated, the steel bar auxiliary welding device is used for positioning a plurality of longitudinal bars on the jig frame, the longitudinal bars are kept fixed in the radial direction, and then a steel bar cage framework is formed by welding; and winding a circle of steel bars on the outer side of the steel reinforcement cage framework by a bar winding machine.
Description
Technical Field
The invention relates to the technical field of reinforcement cage manufacturing equipment, in particular to a reinforcement cage production line.
Background
The reinforcement cage mainly plays a role in the same way as the stress of the longitudinal reinforcement of the column, mainly plays a role in tensile strength, and the compressive strength of concrete is high but the tensile strength is very low. The pile body concrete is restrained, so that the pile body concrete can bear certain axial tension.
When the reinforcement cage is produced in the prior art, longitudinal bars to be manufactured are required to be placed on a jig frame of the reinforcement cage to be manufactured one by one, and then hooping is wound on the placed longitudinal bars by a bar winding machine and welded. In the working process of sequentially hanging a plurality of longitudinal ribs on the jig frame, the production efficiency is low, and the quick production and processing of the reinforcement cage are not facilitated.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect of lower production and processing efficiency of the reinforcement cage production line in the prior art, thereby providing the reinforcement cage production line.
In order to solve the technical problem, the invention provides a steel reinforcement cage production line, which comprises the following steps:
the steel bar end face alignment device is used for aligning one ends of a plurality of longitudinal bars;
the placing device is provided with a placing member which is detachably arranged on the conveying device, the placing member is provided with a plurality of first grooves which are arranged at intervals and used for placing longitudinal ribs, and the distance between every two adjacent first grooves is D1-Dn in sequence;
the jig frame is provided with second grooves for accommodating longitudinal ribs, the horizontal distance between every two adjacent second grooves is L1-Ln in sequence, and the numerical values of L1-Ln between the second grooves are respectively in one-to-one correspondence with the numerical values of D1-Dn between the first grooves;
the lifting device is used for lifting the holding member to move above the jig frame and placing the longitudinal ribs of the holding member into the second grooves of the jig frame in the process of lowering;
the winding machine is provided with a pay-off disc for arranging a reinforcing steel bar disc, and is used for winding stirrups on longitudinal bars of the jig frame;
the steel bar auxiliary welding device is used for positioning a plurality of longitudinal bars placed on the jig frame so as to limit the positions of the longitudinal bars in the radial direction, and therefore the longitudinal bars and the circular rings are welded to form a steel bar cage framework;
the winding machine is used for winding stirrups on the reinforcement cage framework.
Preferably, the reinforcement bar end surface alignment device includes: the roller supports one end of the longitudinal ribs to the baffle plate through rotation.
Preferably, the reinforcement bar end surface alignment device further comprises: and the first bracket is used for installing the roller and the baffle, one end of the first bracket along the width direction is hinged to the supporting device, the other end of the first bracket is supported to the lifting device, and the lifting device changes the inclination of the first bracket through lifting driving.
Preferably, in the placing device, a storage rack for storing the longitudinal bars is arranged above the conveying device, the storage rack is provided with an outlet for transversely falling the longitudinal bars onto the conveying device, and the placing member passes through the outlet of the storage rack in the process of moving on the conveying device.
Preferably, the upper end surface of the holding member extends upwards to be provided with a flange, and the first groove is formed in the flange.
Preferably, the two ends of the holding member are respectively provided with a lifting lug for lifting.
Preferably, the transfer device includes: the support frame is provided with at least two groups of conveying members in parallel, and each group of conveying members is used for conveying one holding member respectively.
Preferably, the jig frame comprises: fixing base and a plurality of connecting piece, connecting piece detachably are connected with the fixing base, and the up end of connecting piece is provided with the second recess, and the connecting piece stacks gradually on installing the fixing base, and the circular arc portion of each connecting piece sets up with one heart, and the circular arc portion diameter of the connecting piece that is located the top is less than the circular arc portion diameter of below connecting piece.
Preferably, the reinforcing bar auxiliary welding device includes: the spacer plate and the sliding device, the spacer plate sets up in the axial one side of bed-jig, is provided with the passing hole that is used for indulging the muscle to pass on the spacer plate, and the spacer plate can follow the axis direction of indulging the muscle on the sliding device and remove.
Preferably, the method further comprises: and the end plate is arranged on one side of the partition plate, which is far away from the longitudinal ribs, and is provided with a plane for abutting against the end parts of the longitudinal ribs.
Preferably, the winding machine comprises: the paying-off device and the rotary driving device are used for placing and driving the longitudinal bars positioned by the reinforcing steel bar auxiliary welding device to circumferentially rotate, and the paying-off device is used for circumferentially winding stirrups to the longitudinal bars.
Preferably, the paying-off device comprises: the base is movably arranged on the track, the straightening mechanism conveys and straightens the steel bars through the roller group, and the pay-off reel is used for arranging the steel bar reel.
Preferably, the pay-off reels are at least two, and the straightening mechanism is provided with a plurality of groups matched with the pay-off reels.
Preferably, the winding machine further comprises: the axial limiting device is arranged at one end of the rotary driving device, the axial limiting device is provided with a limiting support and a rotary rod, the limiting support is fixedly arranged, one end of the rotary rod is rotationally connected with the limiting support, the other end of the rotary rod extends towards the center of the end part of the reinforcement cage framework on the rotary driving device and is connected with the reinforcement cage framework through a connecting rod, and the rotary rod is rotationally connected with the connecting rod in an angle mode.
The technical scheme of the invention has the following advantages:
1. according to the reinforcement cage production line provided by the invention, after the reinforcement is placed in the reinforcement end face alignment device, when the aligned reinforcement is placed in the first groove on the holding member, the end faces of a plurality of reinforcement are also in a flush state. Because the first recess of holding member and the second recess one-to-one of bed-jig, the horizontal interval between two adjacent recesses of second recess on the holding member and the horizontal interval between two adjacent recesses of second recess of bed-jig are equal for the holding member is hung the top of bed-jig by hanging the device, in the in-process that falls, in the second recess of bed-jig can be placed to the reinforcing bar on the holding member, realizes the quick placement of reinforcing bar for the machining efficiency of steel reinforcement cage production line. Simultaneously, when the reinforcement cage framework is welded on the jig frame, a plurality of longitudinal ribs on the jig frame are positioned by a reinforcement auxiliary welding device, so that the longitudinal ribs are kept fixed in the radial direction, and then the longitudinal ribs and the circular rings are welded to form the reinforcement cage framework; and (3) hanging the reinforcement cage framework on a reinforcement winding machine, winding a circle of reinforcement on the outer side of the reinforcement cage framework by the reinforcement winding machine, and welding the wound reinforcement with the reinforcement cage to form the reinforcement cage.
2. According to the reinforcement cage production line provided by the invention, the lifting device changes the inclination of the first support through lifting driving, when the reinforcement is placed on the placing roller, the lifting device drives the first support to incline, and at the moment, the reinforcement can be sequentially arranged one by one on the roller when falling onto the roller, so that stacking is avoided, and rapid placement of the reinforcement is realized.
3. According to the reinforcement cage production line provided by the invention, the aligned reinforcement bars in the reinforcement bar end surface alignment device can be placed on the storage rack, the placing member moves towards one side after being driven by the conveying device, and the reinforcement bars on the storage rack can be placed in the first groove of the placing member from the outlet position in the moving process, so that the reinforcement bars can be rapidly placed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a top view of a reinforcement cage production line provided in one embodiment of the present invention;
fig. 2 is a perspective view of the rebar end-face alignment of fig. 1;
fig. 3 is a perspective view of the rebar end surface alignment and turret of fig. 2;
FIG. 4 is a front view of the placement device of FIG. 1;
FIG. 5 is a front view of the holding member of FIG. 4;
FIG. 6 is a perspective view of the support bracket and holding member of FIG. 4 mated;
FIG. 7 is a perspective view of the placement device of FIG. 4;
FIG. 8 is a front view of the tire frame of FIG. 1;
fig. 9 is a perspective view of the reinforcing bar auxiliary welding apparatus of fig. 1;
fig. 10 is a perspective view of the reinforcing bar auxiliary welding device of fig. 9 mated with a jig frame and a lifting device;
FIG. 11 is a front view of the tendon winding machine of FIG. 1;
FIG. 12 is a perspective view of the tendon winding machine of FIG. 11;
fig. 13 is a front view of the axial stop of fig. 12.
Reference numerals illustrate:
tag name
1. The end face of the steel bar is aligned with the device; 101. a first bracket; 102. a roller; 103. a baffle; 104. a lifting device; 105. a support device; 106. a material transferring frame; 107. a magnetic attraction manipulator;
2. placing devices; 2001. a holding member; 2002. a first groove; 2003. a clamping piece; 2004. a flange; 2005. lifting lugs; 2006. a feeding station; 2007. a separation station; 2008. an upper layer steel bar storage area; 2009. a lower layer steel bar storage area; 2010. a guide rod; 2011. a support frame; 2012. a transfer member;
3. a jig frame; 301. a fixing seat; 302. a connecting piece; 303. a second groove;
4. a lifting device;
5. a rib winding machine; 501. a base; 502. a track; 503. a pay-off reel; 504. a straightening mechanism;
6. a reinforcing steel bar auxiliary welding device; 601. a partition plate; 602. a through hole; 603. a sliding device; 604. an end plate;
7. an axial limiting device; 701. a limit bracket; 702. a rotating rod; 703. a connecting rod; 704. a universal joint; 705. longitudinal ribs;
8. a rotation driving device; 801. a rotating roller; 802. a transmission member.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
The reinforcement cage production line provided by the embodiment is used for producing and manufacturing reinforcement cages.
As shown in fig. 1, a specific implementation manner of the reinforcement cage production line provided in this embodiment includes: the rebar end-face alignment device 1 has a baffle 103 for aligning one end of a number of longitudinal ribs 705; the placing device 2 is provided with a placing member 2001 which is detachably arranged on the conveying device, the placing member 2001 is provided with a plurality of first grooves 2002 which are arranged at intervals and used for placing the longitudinal ribs 705, and the intervals between two adjacent first grooves 2002 are D1-Dn in sequence; the jig frame 3 is provided with second grooves 303 for accommodating longitudinal ribs 705, the horizontal spacing between two adjacent second grooves 303 is L1-Ln in sequence, and the values of L1-Ln between the second grooves 303 are respectively in one-to-one correspondence with the values of D1-Dn between the first grooves 2002; a lifting device 4 as shown in fig. 10, for lifting the holding member 2001 to move above the jig frame 3 and placing the longitudinal ribs 705 of the holding member 2001 into the second grooves 303 of the jig frame 3 during the lowering process; the reinforcing bar auxiliary welding device 6 is provided at one end in the extending direction of the jig frame 3, that is, at one end in the axial direction of the longitudinal bar 705. The steel bar auxiliary welding device 6 is used for positioning a plurality of longitudinal ribs 705 placed on the jig frame 3 so as to limit the positions of the longitudinal ribs 705 in the radial direction, thereby ensuring that the longitudinal ribs 705 are kept fixed in the radial direction when the longitudinal ribs 705 are welded into a steel bar cage framework; the reinforcement cage is formed by winding stirrups to the outer side of a reinforcement cage framework formed by welding longitudinal ribs 705 and circular rings by a winding machine 5. The steel bar is a straight steel bar after being straightened and cut on the end face, and two ends of the steel bar are polished into planes. After the reinforcing bars are placed on the reinforcing bar end face alignment device 1, one ends of the reinforcing bars are abutted on the baffle 103, and the end faces of the reinforcing bars are aligned. When the aligned bars are placed in the first grooves 2002 of the holding member 2001, the end surfaces of the bars are also flush. Because the first grooves 2002 of the holding member 2001 are in one-to-one correspondence with the second grooves 303 of the jig frame 3, that is, the horizontal distance between two adjacent grooves of the second grooves 303 on the holding member 2001 is equal to the horizontal distance between two adjacent grooves of the second grooves 303 of the jig frame 3, the holding member 2001 is lifted to the upper part of the jig frame 3 by the lifting device 4, and in the falling process, the steel bars on the holding member 2001 can be placed in the second grooves 303 of the jig frame 3, so that the quick placement of the steel bars is realized, and the processing efficiency of a steel bar cage production line is accelerated. And simultaneously, when the reinforcement cage framework is welded on the jig frame 3, the reinforcement auxiliary welding device 6 is used for positioning a plurality of longitudinal ribs 705 on the jig frame 3, so that the longitudinal ribs 705 are kept fixed in the radial direction, and then the longitudinal ribs 705 and the circular rings are welded to form the reinforcement cage framework. And (3) hanging the reinforcement cage framework on a reinforcement winding machine 5, winding a circle of reinforcement on the outer side of the reinforcement cage framework by the reinforcement winding machine 5, and welding the wound reinforcement with the reinforcement cage to form the reinforcement cage.
Specifically, the jig frame 3 is a mold used in welding the reinforcement cage framework in the prior art, and is mainly used for placing the reinforcement (namely, the longitudinal ribs 705) so as to form a round shape when seen from the axial direction, a plurality of circular rings are arranged in the longitudinal ribs 705 along the axial direction in an array manner, and the reinforcement cage framework is formed by welding the circular rings and the longitudinal ribs 705. The reinforcement winding machine 5 is in the prior art, and conventionally, a circle of reinforcement is wound on the outer side of the reinforcement cage framework, specifically, one end of the reinforcement cage framework is connected with the reinforcement, and the reinforcement is wound on the reinforcement cage framework in the circumferential rotation process of the reinforcement cage framework. The upper end of the jig frame 3 is curved, so that the distance between two adjacent second grooves 303 from the middle toward both sides gradually decreases after the second grooves 303 are projected on the horizontal plane.
As shown in fig. 2, for one implementation of the reinforcement cage production line provided in this embodiment, the reinforcement end surface alignment device 1 includes: a plurality of rollers 102 for supporting the longitudinal ribs 705 and a baffle 103 provided at one end of the rollers 102, the rollers 102 abutting one end of the longitudinal ribs 705 against the baffle 103 by rotation. The rollers 102 are arranged in an array along a direction perpendicular to the baffle 103, the rollers 102 are connected through a belt, and the rollers are driven to rotate through a motor. After rotation, the reinforcing bars on the drum 102 can be moved along the axial direction thereof, so that one ends of the reinforcing bars can always be abutted to the baffle 103, and the end surface alignment of the reinforcing bars is realized. In addition, as an alternative embodiment, the rollers 102 may not be provided, and the alignment may be performed by manually moving the rebar against the baffle 103.
As shown in fig. 3, for an implementation manner of the reinforcement cage production line provided in this embodiment, the reinforcement end surface alignment device 1 further includes: the first bracket 101, the first bracket 101 is used for installing the roller 102 and the baffle 103, and the baffle 103 is arranged at one end of the first bracket 101 in the length direction. One end of the first bracket 101 in the width direction is hinged to the supporting means 105, and the other end is supported to the elevating means 104, and the elevating means 104 changes the inclination of the first bracket 101 by elevating driving. When placing the reinforcing bar on placing the cylinder 102, elevating gear 104 drive inclines first support 101, can arrange in proper order one by one on the cylinder 102 when the reinforcing bar drops on the cylinder 102 this moment, realizes placing the reinforcing bar fast. The lifting device 104 then drives the first support 101 horizontally and the motor drives the drum 102 to rotate so that the bars move against the baffles 103 for alignment. In addition, as an alternative embodiment, the first bracket 101 and the lifting device 104 may not be provided, the drum 102 and the baffle 103 may be fixed on the ground, respectively, and after the reinforcing steel bar is placed on the drum 102, the drum 102 is rotated to drive the reinforcing steel bar to abut against the baffle 103.
Specifically, the supporting device 105 is a hinge device, that is, the lower end of the first bracket 101 is hinged to a hinge seat, and the hinge seat is mounted on the ground. The other side of the first bracket 101 is hinged with a lifting device 104, the lifting device 104 is an air cylinder, the air cylinder is hinged with the first bracket 101, and the first bracket 101 can be inclined or kept horizontal by driving of the air cylinder. The lifting device 104 may be an electric cylinder or an oil cylinder. The supporting device 105 may also be a bearing block, and is disposed at two ends of the first bracket 101 in the length direction.
As shown in fig. 4, in the placement device 2, a storage rack for storing the longitudinal ribs 705 is disposed above the conveying device, and the storage rack has an outlet for dropping the longitudinal ribs 705 onto the conveying device transversely, and the placement member 2001 passes through the outlet of the storage rack during the movement on the conveying device. The steel bars after being aligned in the steel bar end surface alignment device 1 can be placed on the storage rack, the holding member 2001 moves towards one side after being driven by the conveying device, and the steel bars on the storage rack can be placed in the first groove 2002 of the holding member 2001 from the outlet position in the moving process, so that the steel bars can be quickly placed. In addition, as an alternative embodiment, a storage rack may not be provided, and the reinforcing bars passing through the reinforcing bar end surface alignment apparatus 1 are hung one by one into the first groove 2002 of the holding member 2001.
Specifically, the storage rack is provided with double-layer steel bar storage areas which are distributed up and down, wherein the upper-layer steel bar storage area 2008 is connected with the lower-layer steel bar storage area 2009 through a guide rod 2010. One end of the guide bar 2010 rotates in the upper reinforcement storage section 2008. The upper and lower rebar storage areas 2008, 2009 can accommodate rebar of different diameters, and when one of the dimensions is desired, it is removed from the storage rack and placed into the first recess 2002 of the holding member 2001. When the steel bars in the upper steel bar storage area 2008 are needed, the guide bar 2010 is rotated to connect the upper steel bar storage area 2008 with the lower steel bar storage area 2009, and the steel bars slide down to the first groove 2002 of the holding member 2001 through the obliquely arranged guide bar 2010. When the steel bars in the upper steel bar storage area 2008 are needed, the guide rods 2010 are rotated to be connected with the lower steel bar storage area 2009, and when the steel bars in the upper steel bar storage area 2008 are not needed, the guide rods 2010 are lifted by rotating the guide rods 2010 upwards, so that the steel bars in the lower steel bar storage area 2009 are prevented from interfering with the guide rods 2010 when being placed on the placing member 2001.
As shown in fig. 5, in one embodiment of the reinforcement cage production line provided in this embodiment, a flange 2004 extends upward from an upper end surface of the holding member 2001. Because holding member 2001 is a hollow square steel pipe, after flange 2004 is provided on the upper end surface of holding member 2001, it is possible to avoid grooving holding member 2001 and to strengthen the structural strength of holding member 2001. In addition, as an alternative embodiment, the flange 2004 may not be provided, the holding member 2001 may be provided as a solid member, and the first groove 2002 is provided at an upper end surface of the holding member 2001. In addition, as an alternative embodiment, the flange 2004 of the holding member 2001 may be provided in a circular arc shape corresponding to the upper end surface of the jig frame 3.
As shown in fig. 5 and 6, in an implementation manner of the reinforcement cage production line provided in this embodiment, two ends of the holding member 2001 are respectively provided with lifting lugs 2005 for lifting, two lifting lugs 2005 are respectively located at two sides of the upper end surface of the first groove 2002, and the two lifting lugs 2005 facilitate the lifting tool to lift the holding member 2001. The lifting lug 2005 is in the shape of a circular ring, and the lifting hook is connected to the circular ring during lifting, and the holding member 2001 is moved by the lifting device 4. Alternatively, the hanging lugs 2005 may be omitted, and a length of wire rope may be welded to each end of the holding member 2001, and the wire rope may be connected to the hanging device 4 during hanging. In addition, as an alternative embodiment, the hanging device 4 may be provided with a wire rope directly wound around both ends of the holding member 2001. In addition, as an alternative embodiment, the lifting lug 2005 is a plate extending upward from the upper end surface of the holding member 2001, and has a hole in the center thereof.
As shown in fig. 7, for one embodiment of the reinforcement cage production line provided in this embodiment, the conveying device includes: the support 2011 is provided with three groups of conveying members 2012 in parallel on the support 2011, and each group of conveying members 2012 is respectively provided with one holding member 2001, namely, the support 2011 can simultaneously convey the three holding members 2001, and when the holding members 2001 are lifted by the lifting device 4, the three holding members 2001 are lifted simultaneously. In addition, as an alternative embodiment, the conveyance members 2012 on the support frame 2011 may be arranged in four groups, five groups, or the like.
Specifically, a loading station 2006 and a separation station 2007 are provided on the support frame 2011. The conveying member 2012 is a belt sleeved on the belt pulley, the placing member 2001 is placed on the belt, and the motor drives the belt to rotate, so that the placing member 2001 gradually moves from the feeding station 2006 to the separating station 2007. The three groups of conveying members 2012 are connected by using the universal joint 704, when one belt pulley is driven to rotate by a motor, the three groups of belt pulleys can simultaneously rotate so that the three groups of belts drive the three holding members 2001 to simultaneously move, and the moving synchronism is ensured. During movement, the rebar of the storage rack can be placed in sequence from the exit position into the first grooves 2002 of the three holding members 2001. In addition, in order to increase the movement stability of the holding member 2001 on the conveying member 2012, the engaging pieces 2003 are provided to extend upward at both ends of the conveying member 2012, and the engaging pieces 2003 can be held at both sides of the holding member 2001. The clip pieces 2003 are arrayed along the conveyance 2012 in several.
As shown in fig. 8, for one embodiment of the reinforcement cage production line provided in this embodiment, the jig frame 3 includes: the fixing base 301 and a plurality of connecting pieces 302, connecting piece 302 detachably is connected with fixing base 301, and the up end of connecting piece 302 is provided with second recess 303. The connectors 302 are sequentially stacked and mounted on the fixing base 301, and the circular arc portions of the connectors 302 are concentrically arranged, and the diameter of the circular arc portion of the connector 302 positioned above is smaller than that of the circular arc portion of the connector 302 positioned below. The fixed seat 301 is fixedly arranged on the ground through bolts; a plurality of connecting pieces 302 are detachably connected to the fixing base 301 by bolts. The upper end surface of each connecting piece 302 has an arc portion, and the upper end surface of the arc portion has a plurality of grooves. The rebar, after being suspended, can be placed into the grooves of the connector 302, thereby forming longitudinal ribs of the rebar. The specifications of the reinforcement cages that a plurality of connecting pieces 302 are used for supporting are different, namely a plurality of connecting pieces 302 are installed on the fixing base 301 in a stacking mode in sequence, the circular arc portions of the connecting pieces 302 are arranged concentrically, the diameter of the circular arc portion of the connecting piece 302 located above is smaller than that of the circular arc portion of the connecting piece 302 located below, and the diameter adjustment of the welded reinforcement cages can be achieved through installing or detaching the connecting pieces 302, so that reinforcement cages with different diameters are supported through installing different connecting pieces 302, the time for manufacturing different jig frames 3 is shortened, and the production efficiency is improved. In addition, as an alternative embodiment, the jig frame 3 may be provided with only the fixing base 301.
Specifically, on the jig frame 3, a plurality of longitudinal ribs 705 form a circle according to a circumferential array, and a plurality of circular rings are welded between the longitudinal ribs 705 along the axial direction to form a reinforcement cage.
As shown in fig. 9, for one embodiment of the reinforcement cage production line provided in this embodiment, the reinforcement auxiliary welding device 6 includes: the spacer 601 and the slider 603, the spacer 601 is disposed on one side of the jig frame 3 in the axial direction, the spacer 601 is provided with a through hole 602 for the longitudinal rib 705 to pass through, and the spacer 601 can move on the slider 603 along the axial direction of the longitudinal rib 705. Specifically, the diameter of the through hole 602 is greater than the diameter of the rebar; a sliding device 603 is connected to the spacer 601, and the sliding device 603 is used to drive the spacer 601 to move along the axial direction of the longitudinal bar, so that the longitudinal bar is inserted into the through hole 602. After the steel bars are placed on the jig frame 3, the steel bars are positioned in the second groove 303 on the upper end surface of the jig frame 3, and the steel bars on the jig frame 3 pass through a plurality of passing holes 602 on the partition plate 601 by sliding the partition plate 601 on the sliding device 603 along the axial direction of the steel bars. When the reinforcing bar takes place to rock, pass hole 602 on the division board 601 can carry out spacingly to the reinforcing bar, avoids the removal of reinforcing bar to lead to the welding of steel reinforcement cage not to accord with the production requirement. In addition, as an alternative embodiment, the sliding device 603 is connected to the jig frame 3, and after the steel bar is placed on the second groove 303 of the jig frame 3, the sliding device 603 drives the jig frame 3 to move, so that the longitudinal bar 705 passes through the passing hole 602 of the partition 601.
Specifically, a plurality of ring sets having different diameters are formed on the partition plate 601 through the holes 602, and the plurality of ring sets having different diameters can be adapted to reinforcement cages having different diameter sizes. The slip device 603 includes: the guide rails are symmetrically arranged on two sides of the partition plate 601 and fixedly arranged on the ground, the lower end face of the partition plate 601 is provided with rollers, and the rollers roll on the guide rails.
As shown in fig. 9, an embodiment of a reinforcement cage production line provided in this embodiment further includes: the end plate 604, end plate 604 parallel is established in the one side of keeping away from indulging muscle 705 of division board 601, has the plane that is used for with the tip butt of indulging muscle 705 on the end plate 604, the reinforcing bar is from the one end of division board 601 to pass through behind hole 602 and support to end plate 604, realizes that the terminal surface of a plurality of indulging muscle flushes, makes things convenient for two follow-up steel reinforcement cages end to weld. In addition, as an alternative embodiment, the end plate 604 may not be provided, and the end surfaces of the reinforcing bars on the holding member 2001 may be flush when the reinforcing bars are placed on the jig frame 3.
As shown in fig. 11 and 12, for one embodiment of the reinforcement cage production line provided in this embodiment, the winding machine 5 includes: pay-off and rotary drive 8, the steel reinforcement cage skeleton is placed on the rotary drive 8, carries out circumference by rotary drive 8 to it and rotates, and pay-off forms the steel reinforcement cage by coiled reinforcing bar in the outside winding reinforcing bar of steel reinforcement cage skeleton when steel reinforcement cage skeleton circumference rotates.
Specifically, the rotation driving device 8 is arranged in parallel with the track 502, that is, the extending direction of the track 502 is parallel to the extending direction of the rotation driving device 8, so that after the reinforcement cage is placed on the rotation driving device 8, the moving direction of the base 501 is parallel to the axis direction of the reinforcement cage framework, and at this moment, the reinforcement on the pay-off reel 503 can be better wound on the reinforcement cage framework when the base 501 moves along the track 502. The output of the straightening mechanism 504 is perpendicular to the rotary drive 8. The steel bars on the pay-off reel 503 are connected with the steel bar cage framework after passing through the straightening mechanism 504. The rotation driving device 8 includes: the rotating rollers 801 are symmetrically arranged at intervals, and a plurality of rotating rollers 801 are arranged in a linear array along the extending direction of the track 502. The two opposite rotating rollers 801 are provided with a transmission member 802, and the reinforcement cage framework can be placed on the transmission member 802. When the rotating roller 801 rotates, the transmission piece 802 is driven to rotate, so that the reinforcement cage framework rotates. Wherein the driving member 802 is a belt, and the reinforcement cage is placed on the belt. The rotating rollers 801 on the same side are connected through universal joints 704, and when one of the rotating rollers 801 is driven by a motor to rotate, other rotating rollers 801 can be driven to rotate simultaneously, and then the belt rotates to drive the reinforcement cage to rotate. As the cage rotates, the base 501 moves along the track 502 and the rebar passing through the straightening mechanism 504 wraps around the cage. In addition, the transmission member 802 may be a chain.
As shown in fig. 11 and fig. 12, which are one embodiment of the reinforcement cage production line provided in this embodiment, the paying-off device includes: the base 501, the straightening mechanism 504 and the pay-off reel 503, the base 501 is movably arranged on the track 502 by a motor. Specifically, the motor is fixedly disposed on the base 501, a gear is disposed at the end of the motor, the gear is meshed with the rack on the track 502, and the base 501 can move along the track 502 when the motor drives the gear to rotate. The pay-off reel 503 is used for installing a steel bar reel, and the steel bars on the pay-off reel 503 are connected to one longitudinal bar 705 of the steel reinforcement cage framework after being straightened by the straightening mechanism 504. Wherein, straightening mechanism 504 carries and straightens the reinforcing bar through the roller train, and straightening mechanism 504 and pay off reel 503 are juxtaposed on base 501. The steel bars are straightened by the roller group of the straightening mechanism 504, and in the process that the base 501 moves along the axial direction of the steel bar cage framework, the steel bars are gradually wound to the outer side of the steel bar cage framework, and the steel bar cage is formed by welding. In addition, as an alternative embodiment, the reinforcement winding machine 5 may further include a rolling mechanism, and the reinforcement cage skeleton is placed on the rolling mechanism to rotate, and the reinforcement is wound on the reinforcement cage skeleton during the rotation.
Specifically, the pay-off reel 503 is rotatably disposed on the base 501 through a bearing housing.
As shown in fig. 12, for one implementation manner of the reinforcement cage production line provided in this embodiment, at least two pay-off reels 503 are provided, two sets of straightening mechanisms 504 are provided, which are matched with the pay-off reels 503, the two pay-off reels 503 can simultaneously install two reinforcement reels of the same model, and when the reinforcement cage skeleton is wound, two reinforcement bars of the same model can be simultaneously wound, so that the structural strength of the reinforcement cage is enhanced, and meanwhile, the manufacturing time of the reinforcement cage is reduced. In addition, as an alternative embodiment, the pay-off reel 503 may be provided as one.
As shown in fig. 13, for an embodiment of the reinforcement cage production line provided in this embodiment, the winding machine 5 further includes: the axial limiting device 7 is arranged at one end of the rotary driving device 8, the axial limiting device 7 is provided with a limiting bracket 701 and a rotary rod 702, the limiting bracket 701 is fixedly arranged on the ground, one end of the rotary rod 702 is rotationally connected with the limiting bracket 701 through a bearing, the other end of the rotary rod 702 extends towards the center of the end part of the reinforcement cage framework on the rotary driving device 8 and is connected with the reinforcement cage through a connecting rod 703, the rotary rod 702 is rotationally connected with the connecting rod 703 in an angle manner, and the reinforcement cage framework can swing with a certain amplitude along the radial direction in the rotation process, so that the influence on the bearing in the rotation process of the reinforcement cage framework is reduced, and the abrasion on a transmission piece 802 during the rotation of the reinforcement cage framework can be reduced. Wherein, the rotary rod 702 is connected with the connecting rod 703 through a universal joint 704. The link 703 is T-shaped, and the T-shaped link 703 is divided into: a horizontal segment and a vertical segment perpendicular to the horizontal segment, wherein one end of the vertical segment is hinged with the midpoint of the horizontal segment, and the other end is connected with a rotating rod 702 through a universal joint 704. The two ends of the horizontal section are respectively connected with the longitudinal ribs 705 of the two reinforcement cages, the two ends of the two sides of the horizontal section of the connecting rod 703 are respectively provided with a cylinder, the cylinders are axially provided with through holes, the longitudinal ribs 705 penetrate through the through holes after the axes of the cylinders and the longitudinal ribs 705 are collinear, the radial direction of the cylinders is provided with threaded holes, bolts are used for being in threaded connection with the threaded holes of the cylinders, and the movement of the reinforcement cages is limited after the bolts are screwed and abutted to the longitudinal ribs 705. In addition, as an alternative embodiment, the axial limiting device 7 has a limiting bracket 701 and a rotating rod 702, the rotating rod 702 is rotatably connected with the limiting bracket 701 through a bearing, the tail end of the rotating rod 702 is directly connected with the reinforcement cage, and the longitudinal bar 705 passes through the rotating rod 702 and then abuts against the longitudinal bar 705 for fixing by using a bolt after passing through the rotating rod 702.
The installation mode of the steel reinforcement cage production line is as follows: one side of the first bracket 101 in the width direction is hinged to the ground, and the other side is hinged to the lifting device 104. Wherein, the lifting device 104 is arranged in a plurality along the length direction of the first bracket 101. A baffle 103 is disposed at one end of the first bracket 101 in the length direction, a motor is disposed at one side of the first baffle 103, and a plurality of rollers 102 are disposed at the other side of the first baffle in an array. Wherein, the both ends of the drum 102 are mounted to the first bracket 101 through bearing blocks, and the axis of the drum 102 is disposed in parallel with the width direction. The rollers 102 are provided with driven wheels on one side close to the lifting device 104, the rollers 102 are connected by a belt, and one roller 102 close to the motor is connected with a driving wheel of the motor by a belt. The aligned reinforcing bars are transferred to the storage rack by the magnetic attraction robot 107 on the transfer rack 106 through the end-face aligned reinforcing bars. Since the rebar is transferred by the magnetic manipulator 107, the rebar ends remain flush when placed on the storage rack. Then, placing member 2001 is placed on a feeding station 2006 of a supporting frame 2011, and when a motor is driven, a belt rotates to drive the placing member 2001 to gradually move towards a separating station 2007, and in the moving process, steel bars on a storage rack can be placed in a first groove 2002 of the placing member 2001 in sequence. When the first recess 2002 of the holding member 2001 is filled with the reinforcing bars and then moved to the separating station 2007, the motor is stopped, and the lifting device 4 is moved to above the separating station 2007. After the hanging device 4 is connected to the lifting lugs at both ends of the holding member 2001, the holding member 2001 is lifted upward, and then the holding member 2001 is moved to above the jig frame 3. When the lifting device 4 moves the holding member 2001 downwards, the first grooves 2002 on the holding member 2001 are in one-to-one correspondence with the second grooves 303 of the jig frame 3, and as the upper end surface of the jig frame 3 is an arc surface, the steel bars at two ends of the holding member 2001 can be firstly contacted and placed into the second grooves 303 of the jig frame 3 in the descending process, and the steel bars from two ends to the middle can be gradually placed onto the jig frame 3 when the lifting device continues to descend, so that quick placement of the steel bars is realized. After the steel bars are placed on the jig frame 3, the connection between the lifting lugs 2005 at the two ends of the holding member 2001 and the lifting device 4 is released, and the holding member 2001 is pulled out and then is placed in the holding device 2. After the longitudinal ribs 705 are placed on the jig frame 3, the longitudinal ribs 705 are moved so that one end of each longitudinal rib 705 passes through the through holes 602 of the partition plate 601 and then abuts against the end plate 604 to achieve end surface alignment, and then the partition plate 601 is moved in the axial direction of the longitudinal ribs 705, so that the radial movement of the longitudinal ribs 705 can be limited by the through holes 602 of the partition plate 601. And then a plurality of circular rings are welded in the longitudinal ribs 705 along the axial direction array to form a reinforcement cage framework. After the reinforcement cage is initially formed by welding, the spacer 601 is moved so that the longitudinal bars 705 of the reinforcement cage are free from the constraint of the through holes 602, and the reinforcement cage is hoisted to the bar winding machine 5, in particular to the transmission 802 on the rotary drive 8. The motor drives the rotating roller 801 to rotate, and simultaneously, the axial limiting device 7 at one end is connected with the reinforcement cage framework, so that the reinforcement cage framework is prevented from moving along the axial direction. The steel bars on the paying-off reel 503 of the bar winding machine 5 are wound on the steel bar cage framework after passing through the straightening mechanism 504, and the stirrups and the steel bar cage framework are welded to form a steel bar cage.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (14)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311729705.2A CN117583510A (en) | 2023-12-15 | 2023-12-15 | A steel cage production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311729705.2A CN117583510A (en) | 2023-12-15 | 2023-12-15 | A steel cage production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117583510A true CN117583510A (en) | 2024-02-23 |
Family
ID=89909966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311729705.2A Pending CN117583510A (en) | 2023-12-15 | 2023-12-15 | A steel cage production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117583510A (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62289337A (en) * | 1986-06-06 | 1987-12-16 | Nippon Concrete Ind Co Ltd | Method and device for manufacturing tapered reinforcement cage for concrete pole |
| JPH06210386A (en) * | 1992-10-08 | 1994-08-02 | Takenaka Komuten Co Ltd | Assembly support device for rebar cages for cast-in-place piles |
| CN101761071A (en) * | 2009-12-31 | 2010-06-30 | 上海广联建设发展有限公司 | Manufacturing method of reinforcement cage of pouring pile with large diameter |
| CN103350165A (en) * | 2013-06-28 | 2013-10-16 | 中国一冶集团有限公司 | Processing device and method capable of manufacturing reinforcement cages with different diameters |
| CN206543853U (en) * | 2017-03-17 | 2017-10-10 | 中铁十一局集团城市轨道工程有限公司 | A kind of device for molding reinforcement cage |
| CN108442234A (en) * | 2018-04-04 | 2018-08-24 | 中交二航局第二工程有限公司 | Edge of a wing isolating pad and its construction method for prefabricated case beam |
| CN207986495U (en) * | 2018-02-25 | 2018-10-19 | 中交第四公路工程局有限公司 | A kind of Bridge High-pier main reinforcement hanging apparatus |
| CN208109218U (en) * | 2018-03-23 | 2018-11-16 | 湖北恒诚建设有限公司 | A kind of water gauge of automatic monitoring water level |
| CN208323765U (en) * | 2018-03-28 | 2019-01-04 | 中铁四局集团第四工程有限公司 | A separate prefabricated pipe section binding tire |
| CN109954824A (en) * | 2019-04-29 | 2019-07-02 | 北京天恒建设集团有限公司 | A kind of construction site reinforcement cage processing and manufacturing device and technology |
| CN110155638A (en) * | 2019-03-22 | 2019-08-23 | 佛山市集知汇科技有限公司 | A kind of conveying equipment of the longitudinal reinforcement produced for precast beam and additional bar |
| CN211920626U (en) * | 2019-12-31 | 2020-11-13 | 山西高行液压股份有限公司 | Steel reinforcement cage location lifting device |
| CN217096118U (en) * | 2021-11-30 | 2022-08-02 | 广州容联建筑科技有限公司 | Automatic welding head mechanism for stirrups |
| CN115431395A (en) * | 2022-09-09 | 2022-12-06 | 绍兴市城投建筑工业化制造有限公司 | Production process of UHPC prefabricated column |
| CN218025081U (en) * | 2022-07-26 | 2022-12-13 | 山东省公路桥梁建设集团有限公司 | Hoisting equipment for integral framework of steel bar |
| CN115815482A (en) * | 2022-12-30 | 2023-03-21 | 上海市机械施工集团有限公司 | Reinforcing bar distributing system |
| WO2023151259A1 (en) * | 2022-02-09 | 2023-08-17 | 中铁上海工程局集团有限公司 | Diameter-adjustable machining jig frame for pile foundation reinforcement cage framework |
-
2023
- 2023-12-15 CN CN202311729705.2A patent/CN117583510A/en active Pending
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62289337A (en) * | 1986-06-06 | 1987-12-16 | Nippon Concrete Ind Co Ltd | Method and device for manufacturing tapered reinforcement cage for concrete pole |
| JPH06210386A (en) * | 1992-10-08 | 1994-08-02 | Takenaka Komuten Co Ltd | Assembly support device for rebar cages for cast-in-place piles |
| CN101761071A (en) * | 2009-12-31 | 2010-06-30 | 上海广联建设发展有限公司 | Manufacturing method of reinforcement cage of pouring pile with large diameter |
| CN103350165A (en) * | 2013-06-28 | 2013-10-16 | 中国一冶集团有限公司 | Processing device and method capable of manufacturing reinforcement cages with different diameters |
| CN206543853U (en) * | 2017-03-17 | 2017-10-10 | 中铁十一局集团城市轨道工程有限公司 | A kind of device for molding reinforcement cage |
| CN207986495U (en) * | 2018-02-25 | 2018-10-19 | 中交第四公路工程局有限公司 | A kind of Bridge High-pier main reinforcement hanging apparatus |
| CN208109218U (en) * | 2018-03-23 | 2018-11-16 | 湖北恒诚建设有限公司 | A kind of water gauge of automatic monitoring water level |
| CN208323765U (en) * | 2018-03-28 | 2019-01-04 | 中铁四局集团第四工程有限公司 | A separate prefabricated pipe section binding tire |
| CN108442234A (en) * | 2018-04-04 | 2018-08-24 | 中交二航局第二工程有限公司 | Edge of a wing isolating pad and its construction method for prefabricated case beam |
| CN110155638A (en) * | 2019-03-22 | 2019-08-23 | 佛山市集知汇科技有限公司 | A kind of conveying equipment of the longitudinal reinforcement produced for precast beam and additional bar |
| CN109954824A (en) * | 2019-04-29 | 2019-07-02 | 北京天恒建设集团有限公司 | A kind of construction site reinforcement cage processing and manufacturing device and technology |
| CN211920626U (en) * | 2019-12-31 | 2020-11-13 | 山西高行液压股份有限公司 | Steel reinforcement cage location lifting device |
| CN217096118U (en) * | 2021-11-30 | 2022-08-02 | 广州容联建筑科技有限公司 | Automatic welding head mechanism for stirrups |
| WO2023151259A1 (en) * | 2022-02-09 | 2023-08-17 | 中铁上海工程局集团有限公司 | Diameter-adjustable machining jig frame for pile foundation reinforcement cage framework |
| CN218025081U (en) * | 2022-07-26 | 2022-12-13 | 山东省公路桥梁建设集团有限公司 | Hoisting equipment for integral framework of steel bar |
| CN115431395A (en) * | 2022-09-09 | 2022-12-06 | 绍兴市城投建筑工业化制造有限公司 | Production process of UHPC prefabricated column |
| CN115815482A (en) * | 2022-12-30 | 2023-03-21 | 上海市机械施工集团有限公司 | Reinforcing bar distributing system |
Non-Patent Citations (1)
| Title |
|---|
| 冯春萌;蒋严波;李崇创;: "巴巴奥约大桥桩基钢筋笼滚焊机的应用", 西部交通科技, no. 11, 30 November 2009 (2009-11-30), pages 61 - 66 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20070080259A (en) | Spiral rebar cage manufacturing device and its manufacturing method | |
| CN111482725B (en) | Welding equipment used in series connection of positive electrodes of lithium batteries | |
| CN214921584U (en) | An automatic splicing and welding device for angle steel flanges | |
| CN112828433B (en) | Roll welding device for reinforcement cage framework of precast pile | |
| EP1364726B1 (en) | Reinforcement cage making apparatus | |
| CN117583510A (en) | A steel cage production line | |
| CN115945909B (en) | Aluminum wrist arm production device | |
| CN217200171U (en) | Transfer device for electrolytic rotor testing machine | |
| CN111702115A (en) | PC steel bar processing equipment and forming process | |
| CN217534663U (en) | Full-automatic conveying device without damage to section bars | |
| CN117961571A (en) | A fully automatic electric pole skeleton forming production line and production method thereof | |
| CN216704780U (en) | Processing platform is used in production of spraying winding direct-burried insulating tube | |
| CN104438964B (en) | Ring rolling machine and processing method for reinforcing ring for wheel cage | |
| CN114054648A (en) | Processing line and processing method of small-pile-diameter steel reinforcement cage for constructional engineering | |
| CN114054257A (en) | Processing platform is used in production of spraying winding direct-burried insulating tube | |
| CN116786725B (en) | Flexible production line and production process for superimposed sheet reinforcing steel mesh | |
| CN113445940A (en) | Adjustable carrier roller device of drill rod loading platform and drill rod loading platform | |
| CN218657457U (en) | Welding device for force reducing ring | |
| CN119635169B (en) | Auxiliary welding device for round tube | |
| CN223571735U (en) | A round tube winding device for compensator production | |
| CN119281986B (en) | An automatic welding device for pile foundation cage stirrups | |
| CN115557412B (en) | A ring plate transfer device and transfer method for large storage tank inversion method | |
| CN119352910B (en) | An automatic well repairing device for oil fields | |
| CN217837216U (en) | Wire drawing charging tray conveyor | |
| CN223100014U (en) | Full-automatic steel pipe lining pipe penetrating system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |