CN112192080A

CN112192080A - Welding head for welding inner ring and main rib of reinforcement cage

Info

Publication number: CN112192080A
Application number: CN202011256743.7A
Authority: CN
Inventors: 徐小华; 向光明
Original assignee: Chengdu Huayan Machinery Equipment Co ltd
Current assignee: Chengdu Huayan Machinery Equipment Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-01-08

Abstract

The invention discloses a welding head for welding an inner ring and a main rib of a reinforcement cage, which comprises a head body, and a main rib fixing device, an inner ring position detection mechanism and a welding gun chuck which are arranged on the head body, wherein the main rib fixing device is used for fixing the main rib; the inner ring position detection mechanism can automatically detect the contact position of the inner ring and the main rib, reduces the labor intensity of workers and can weld quickly and accurately.

Description

Welding head for welding inner ring and main rib of reinforcement cage

Technical Field

The invention relates to the technical field of reinforcement cage processing, in particular to a welding head for welding an inner ring and a main rib of a reinforcement cage.

Background

With the rapid development of road and bridge construction in China, the application of the reinforcement cage in pile foundation construction is more and more common. However, the traditional manufacturing method of the reinforcement cage mostly adopts manual manufacturing, which causes large labor intensity of workers, low production efficiency, unstable quality and high manufacturing cost of the reinforcement cage. Or the traditional reinforcement cage processing equipment is adopted, the automation degree of the traditional reinforcement cage processing equipment is low, although the production efficiency is improved compared with that of manual manufacturing, the manual welding mode is still adopted when the main reinforcement and the inner ring are welded; when the main reinforcement and the inner ring are welded, the main reinforcement and the inner ring are fixed manually, so that welding can be completed by two operators, the labor intensity of workers is high, and the production efficiency of the reinforcement cage is low; in addition, the welding quality and speed of the main reinforcement and the inner ring depend on the welding technology and speed of workers, welding spots are irregular in forming and unstable in quality, and the quality and the production efficiency of the reinforcement cage are directly influenced; therefore, the prior art does not have a welding device capable of automatically welding the main ribs and the inner ring.

Disclosure of Invention

The invention aims to provide a welding head for welding an inner ring of a reinforcement cage and a main rib, which solves the problem that the main rib and the inner ring can not be automatically welded in the prior art, realizes automatic welding of the main rib and the inner ring, and improves the welding quality and the welding efficiency.

The invention is realized by the following technical scheme:

a welding head for welding an inner ring and a main rib of a reinforcement cage comprises a head body and an inner ring position detection mechanism, wherein the inner ring position detection mechanism is movably arranged on the head body along the left-right direction and can be contacted with the inner ring, and the inner ring position detection mechanism determines the welding spot position of the inner ring and the main rib by contacting the inner ring; the welding gun chuck is matched with the inner ring position detection mechanism and movably arranged on the machine head body along the left-right direction, and the welding gun chuck is used for installing a welding gun; still include main muscle fixing device A, main muscle fixing device A sets up on the aircraft nose body for fix main muscle.

Aiming at the problem that the main reinforcement and the inner ring can not be automatically welded in the prior art, the invention provides a welding head for welding the inner ring of a reinforcement cage and the main reinforcement. It should be noted that the reinforcement cage referred to in this application is a reinforcement cage in the known sense, which consists of three welded parts, namely: inner circle, main muscle, around the muscle, the welding aircraft nose of this application mainly used steel reinforcement cage's the inner circle and the welding of main muscle. The front-back direction referred to in this application refers to: when the steel bar cage is in work, the direction of the framework of the steel bar cage is taken as the front, and the direction deviating from the framework of the steel bar cage is taken as the back; the left-right direction movement referred to in this application means: a direction axially parallel or substantially parallel to the cage framework; the up-down direction referred to in this application refers to: and a direction perpendicular or substantially perpendicular to the plane formed by extending the front-back direction and the left-right direction.

A proper welding gun chuck can be selected by a technician in the field to achieve a corresponding technical effect, the main rib and the inner ring can be welded by the welding gun clamped on the welding gun chuck in the using process, when the inner ring position detection mechanism collides or contacts the inner ring, the welding spot position of the welding of the inner ring and the main rib is detected, the welding gun chuck can accurately align the welding gun to a welding starting point, and the welding gun is synchronously started to weld the inner ring and the main rib at the moment. This scheme has solved the artifical solder joint of looking for the steel reinforcement cage skeleton among the prior art and has carried out manual welding's problem.

Preferably, the welding gun chuck further comprises a clamping groove connecting piece with a clamping groove portion, the inner ring position detection mechanism further comprises a clamping block connecting piece with the clamping block portion, the clamping groove of the clamping groove connecting piece is matched with the clamping block of the clamping block connecting piece, and the clamping groove connecting piece and the clamping block connecting piece are movably arranged on the machine head body in the left-right direction and used for controlling the welding gun chuck and the inner ring position detection mechanism to move in the left-right direction in a matched mode.

Preferably, a space for allowing the slot connecting piece to move relative to the fixture block connecting piece is formed between the fixture block part of the fixture block connecting piece and the slot part of the slot connecting piece.

Preferably, the welding gun positioning device further comprises a welding gun swinging device and a detection mechanism swinging device, wherein the welding gun swinging device is used for controlling the welding gun chuck to move in the left-right direction, and the detection mechanism swinging device is used for controlling the inner ring position detection mechanism to move in the left-right direction.

Preferably, the welding gun swinging device comprises a welding gun swinging cylinder arranged on the machine head body, and the welding gun swinging cylinder is in driving connection with the welding gun chuck and can drive the welding gun chuck to move in the left-right direction; the detection mechanism swinging device comprises a detection swinging cylinder arranged on the machine head body, and the detection swinging cylinder is in driving connection with the inner ring position detection mechanism and can drive the inner ring position detection mechanism to move in the left-right direction.

Preferably, the machine head body further comprises an upper base, a lower base and a horizontal base, the upper base and the lower base are arranged on the machine head body in a vertically movable manner, the horizontal base is movably arranged on the upper base and the lower base along the front-back direction, the inner ring position detection mechanism is movably arranged on the horizontal base along the left-right direction, and the welding gun chuck is matched with the inner ring position detection mechanism and is movably arranged on the horizontal base along the left-right direction; the main rib fixing device A further comprises a main rib fixing block and a main rib supporting block, the main rib fixing block is arranged on the horizontal base, and the main rib supporting block is arranged on the machine head body.

Preferably, the machine head further comprises a second mounting plate, and the main tendon support block is arranged on the machine head body through the second mounting plate.

Preferably, the device further comprises a first driving device and a second driving device, wherein the first driving device is in driving connection with the upper base and the lower base and can drive the upper base and the lower base to move up and down so as to drive the main rib fixing block to synchronously move up and down; the second driving device is arranged on the upper base and the lower base and is in driving connection with the horizontal base, the horizontal base can be driven to move back and forth, the main rib fixing block is driven to move in the front and rear directions synchronously, and the main rib fixing block moves in the up and down direction and the front and rear direction relative to the main rib supporting block and is used for fixing the main ribs between the main rib fixing block and the main rib supporting block. According to the invention, the first driving device and the second driving device can realize the vertical up-and-down movement of the main rib fixing block, and the main rib fixing block can automatically grab the main rib and firmly fix the main rib on the main rib supporting block.

Preferably, the first driving device comprises an upper cylinder and a lower cylinder which are arranged on the machine head body and are in driving connection with the upper base and the lower base, and the upper cylinder and the lower cylinder can drive the upper base and the lower base to move in the up-down direction; the second driving device comprises a horizontal cylinder arranged on the upper base and the lower base and connected with the horizontal base in a driving mode, and the horizontal base moves in the front-back direction under the driving of the horizontal cylinder. The technical scheme has a simple integral structure, is beneficial to arrangement of the first driving device and the second driving device, realizes the front-back and vertical up-and-down movement of the main rib fixing block, is convenient for the main rib fixing block to take and compress main ribs with different specifications, and greatly improves the application range of the invention.

Preferably, the machine head further comprises a third driving device, the third driving device comprises a sliding base, an advancing motor and a guide shaft, the advancing motor is in transmission connection with the guide shaft through a transmission block, the guide shaft penetrates through a guide sliding block and is installed on the sliding base, one end of the guide shaft is connected with the machine head body, and the advancing motor is used for driving the guide shaft to move in the front-back direction. The guide shaft drives the steel reinforcement cage connected with the guide shaft to be large, and the distance required by the integral backward movement of the mechanism is larger, so that the guide shaft can adapt to the steel reinforcement cages with different diameters through the structure.

Preferably, the third driving device comprises a position detection cylinder, a position detection switch is mounted on the position detection cylinder, the position detection cylinder keeps a push-out state during normal operation, the third driving device drives the machine head to move forwards integrally, after a main rib fixed at the front end of the machine head is contacted with an inner ring of a steel bar cage framework, the motor still keeps working continuously to keep a state of driving the integral structure to move forwards, the main rib fixed at the front end of the integral structure is blocked by the inner ring of the steel bar framework, a lead screw of the motor drives the guide slider to move backwards when rotating continuously, so that a piston rod of the one-way cylinder is compressed to move backwards, the position detection switch on the cylinder detects that the piston rod moves backwards, the position detection switch generates a signal to the control system, so that the system determines that the machine is pushed in place, the third driving device is stopped, and the, by adjusting the change detection position, available switch types include, but are not limited to, micro switches, proximity sensors, photoelectric sensors, laser sensors, and the like, which are commonly motion-triggerable.

Preferably, the welding wire feeding device further comprises a wire feeder, wherein the wire feeder is used for feeding welding wires to a welding gun which can be installed on the welding gun chuck, so that the welding quality is guaranteed, and a person skilled in the art can select any type of wire feeder to achieve the technical effect.

Preferably, the main rib supporting block is of an L-shaped structure, and the main rib supporting block of the L-shaped structure can lift the main rib, so that the main rib fixing block can fix the main rib conveniently.

Preferably, the main rib fixing block is an L-shaped flat plate structure, and the main rib fixing block of the L-shaped structure can hook the main rib under the action of the first driving device and the second driving device, so that the main rib is prevented from sliding off the main rib supporting block, and smooth welding is ensured.

Preferably, the machine head further comprises a fourth driving device arranged on the machine head body, the fourth driving device is used for driving the main rib supporting block to move in the front-back direction, and the main rib supporting block can move towards the back until a new main rib on the main rib fixing device is supported by a main rib welded on the inner ring.

Preferably, still including setting up the welder regulating block on the welder chuck, stability when welder welding can be adjusted to the welder regulating block, has greatly improved welding quality.

The invention has the following beneficial effects:

1. according to the welding head for welding the inner ring and the main reinforcement of the reinforcement cage, the main reinforcement fixing block and the main reinforcement supporting block are matched with each other, so that the device can automatically take and press the main reinforcement, automatic welding is realized, welding spots are stable, welding quality is high, and production efficiency is high; the inner ring position detection mechanism can automatically detect the contact position of the inner ring and the main rib, reduces the labor intensity of workers and can weld quickly and accurately.

2. According to the welding head for welding the inner ring and the main reinforcement of the reinforcement cage, the integral structure is driven to move along the front-back direction through the third driving device, reinforcement cages with different diameters can be adapted, and the welding requirements of reinforcement cages with different diameters can be effectively met; through welder pendulous device, detection mechanism pendulous device, realize inner circle position detection mechanism can the horizontal hunting, welder chuck also can the horizontal hunting simultaneously, has greatly increased the face of weld and the quick accurate position of finding the inner circle.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic view of a welding head according to an embodiment of the present invention.

Fig. 2 is a schematic diagram of a first driving device according to an embodiment of the invention.

Fig. 3 is a schematic diagram of a second driving device according to an embodiment of the invention.

Fig. 4 is a schematic diagram of a third driving device according to an embodiment of the invention.

Fig. 5 is a concrete connection structure of the welding gun cartridge and the inner ring position detecting mechanism of the present invention.

Reference numbers and corresponding part names: 6-welding gun chuck, 8-main rib fixing block, 9-inner ring position detection mechanism, 10-main rib supporting block, 11-second mounting plate, 1201-vertical base, 1202-upper and lower bases, 1203-upper and lower cylinders, 1301-horizontal base, 1303-horizontal cylinder, 1305-clamping groove connector, 1306-clamping block connector, 14-welding gun swinging cylinder, 15-detection swinging cylinder, 1601-sliding base, 1602-advancing motor, 1603-guide shaft, 1604-guide sliding block and 1605-transmission block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example 1:

as shown in fig. 1, a welding head for welding an inner ring and a main reinforcement of a reinforcement cage comprises a head body and an inner ring position detection mechanism 9, wherein the inner ring position detection mechanism 9 is movably arranged on the head body in the left-right direction and can be contacted with the inner ring, and the inner ring position detection mechanism 9 determines the welding point position of the inner ring and the main reinforcement by contacting the inner ring; the welding gun clamping head 6 is matched with the inner ring position detection mechanism 9 and movably arranged on the machine head body along the left-right direction, and the welding gun clamping head 6 is used for installing a welding gun; the machine head comprises a machine head body and is characterized by further comprising a main rib fixing device A, wherein the main rib fixing device A is arranged on the machine head body and used for fixing the main ribs. When the embodiment works, the main ribs are preset at the positions to be welded on the inner ring in advance, the main rib fixing device A fixes the main ribs at the preset positions so that the inner ring is positioned in the range which can be detected by the inner ring position detection mechanism 9, because the welding gun chuck 6 and the inner ring position detection mechanism 9 are also arranged on the machine head body, when the main rib fixing device A is used for fixing the main rib, the positions of the welding gun chuck 6 and the inner ring position detecting mechanism 9 relative to the main rib in the front-rear direction and the up-down direction can be directly determined without any doubt, meanwhile, the welding gun chuck 6 and the inner ring position detection mechanism 9 can be directly and unambiguously determined relative to the welding point position where the main rib contacts the inner ring in the front-back direction and the up-down direction, and when the welding gun is installed on the welding gun chuck 6, the position of the welding gun can be preset in the up-down direction and the front-back direction. The welding gun chuck 6 and the inner ring position detection mechanism 9 can move left and right in a matched manner, namely, the welding gun chuck 6 and the inner ring position detection mechanism 9 can weld the welding spot positions of the main rib and the inner ring only by finding the welding spot position where the main rib is contacted with the inner ring from the left and right directions; here, "the welding gun chuck 6 is matched with the inner ring position detection mechanism 9 and movably arranged on the machine head body in the left-right direction" means that the welding gun chuck 6 can follow the inner ring position detection mechanism 9, or the inner ring position detection mechanism 9 can follow the welding gun chuck 6, or the welding gun chuck 6 and the inner ring position detection mechanism 9 can synchronously move, when the inner ring is touched in the moving process of the inner ring position detection mechanism 9, the welding spot position of the main rib and the inner ring is also found in the left-right direction, and at this time, the welding gun installed on the welding gun chuck 6 is matched with the welding spot position, and the welding gun installed on the welding gun chuck 6 is started accordingly to weld the main rib and the inner ring at the welding spot position.

As shown in fig. 1 to 4, a welding head for welding an inner ring and a main rib of a reinforcement cage comprises a welding gun chuck 6, a horizontal base 1301 for installing the welding gun chuck 6, a main rib fixing block 8 and an inner ring position detection mechanism 9 which are arranged on the horizontal base 1301, a first driving device and a second driving device which are arranged in the welding head body, wherein the first driving device is used for driving the main rib fixing block 8 to move up and down along the vertical direction, the second driving device is used for driving the main rib fixing block 8 to move along the front and back direction, the welding head further comprises a second mounting plate 11 for installing a main rib supporting block 10, the main rib fixing block 8 and the main rib supporting block 10 are mutually matched to fix the main rib, and the inner ring position detection mechanism 9 is used for detecting the position of the inner ring contacted with the main rib. When the welding machine head works, when a main rib is preset on an inner ring, a welding gun is installed on a welding gun chuck 6, a welding machine head moves towards the direction of the main rib, a main rib supporting block 10 firstly moves to the position below the main rib, then a main rib fixing block 8 is used for buckling the main rib under the action of a first driving device and a second driving device, then the main rib is tightly pressed on the main rib supporting block 10, and then the welding machine head is used for welding the contact position of the main rib and the inner ring under the action of an inner ring position detection mechanism 9; in the whole welding process, the main rib fixing block 8 and the main rib supporting block 10 firmly attach the main rib to the inner ring, the welding spot between the main rib and the inner ring is stable, and the welding quality is good.

Further, two main rib fixing blocks 8 are arranged on the horizontal base 1301, the two main rib fixing blocks 8 are respectively located on two sides of the horizontal base 1301, the welding gun chuck 6 and the inner ring position detection mechanism 9 are located between the two main rib fixing blocks 8, and the welding gun chuck 6 and the inner ring position detection mechanism 9 can slide left and right on the horizontal base 1301; the number of the second mounting plates 11 is two, the two second mounting plates 11 are respectively located on the outer sides of the main rib fixing blocks 8, each second mounting plate 11 is provided with one main rib supporting block 10, the two main rib fixing blocks 8 are located between the two main rib supporting blocks 10, and one main rib supporting block 10 and one main rib fixing block 8 are matched with each other to fix the main ribs. In this embodiment, the welding gun chuck 6, the main rib fixing block 8, the inner ring position detecting mechanism 9, and the main rib supporting block 10 all face the same side and all face the direction of the main rib.

Example 2:

as shown in fig. 1 to 3, in a welding head for welding an inner ring and a main reinforcement of a reinforcement cage, on the basis of embodiment 1, the first driving device is drivingly connected to an upper base 1202 and a lower base 1202, and drives the upper base 1202 to move in an up-down direction; the second driving device is in driving connection with the horizontal base 1301 and drives the horizontal base 1301 to move in the front-back direction. The second driving device drives the horizontal base 1301 to move so as to drive the main rib fixing block 8 arranged on the horizontal base 1301 to move in the front-back direction. In this embodiment, the upper and lower bases 1202 adopt a slide rail design, the first driving device is located in the upper and lower cylinders 1203, the upper and lower cylinders 1203 are installed on the handpiece body through the vertical base 1201, the upper and lower bases 1202 are connected with the output ends of the upper and lower cylinders 1203, and the upper and lower bases 1202 are in a "T" shaped structure and are composed of two flat plates. The horizontal base 1301 and the upper and lower bases 1202 adopt slide rail designs, and the quantity of the main rib fixing blocks 8 is 2, and the main rib fixing blocks are respectively positioned on two sides of the horizontal base 1301.

The welding gun positioning device further comprises a welding gun swinging device and a detection mechanism swinging device, wherein the welding gun swinging device and the detection mechanism swinging device are arranged on the horizontal base 1301, the welding gun swinging device is used for controlling the welding gun chuck 6 to swing, and the detection mechanism swinging device is used for controlling the inner ring position detection mechanism 9 to swing.

The horizontal base 1301 is of a U-shaped structure which is overturned by 90 degrees, a sliding groove is formed in one side, located above the opposite position, of the horizontal base, a welding gun swinging device and a detection mechanism swinging device are arranged on one side, located below the opposite position, of the horizontal base, meanwhile, the bottom of the welding gun chuck 6 penetrates through the sliding groove to be connected with the welding gun swinging device, and the inner ring position detection mechanism 9 penetrates through the sliding groove to be connected with the detection mechanism swinging device.

Further, the welding gun swinging device comprises a welding gun swinging cylinder 14, the welding gun chuck 6 is connected to the horizontal base 1301 in a sliding mode, the welding gun swinging cylinder 14 can drive the welding gun chuck 6 to move left and right along the horizontal base 1301, the detection mechanism swinging device comprises a detection swinging cylinder 15, and an output shaft of the detection swinging cylinder 15 is connected with the inner ring position detection mechanism 9.

Further, the welding gun chuck 6 can follow the inner ring position detection mechanism 9, and is configured to determine a welding point position between an inner ring of the steel reinforcement cage framework and a main reinforcement, the welding gun chuck 6 further includes a slot connector 1305 provided with a slot portion, the inner ring position detection mechanism 9 further includes a fixture block connector 1306 provided with a fixture block portion, and a slot of the slot connector 1305 is configured to cooperate with a fixture block of the fixture block connector 1306; the clamping groove connecting piece 1305 and the clamping block connecting piece 1306 are movably arranged on the horizontal base 1301; the structure enables the position of the welding gun chuck 6 to move in coordination with the position of the ring position detection mechanism 9, that is, when the welding spot position of the inner ring and the main rib is detected, the detection swing cylinder 15 drives the position detection mechanism 9 to move towards the inner ring, firstly, the inner ring position detection mechanism 9 pushes the welding gun chuck 6 to slide on the horizontal base 1301, when the inner ring position detection mechanism 9 touches the inner ring within the stroke range, the position of the welding point is detected, because the welding gun chuck 6 is provided with the adjusting block, the relative position of the welding gun and the inner ring position detection mechanism 9 can be adjusted in advance, the inner ring position detection mechanism 9 detects the position of a welding spot, then the welding gun arranged on the welding gun chuck 6 synchronously, quickly and accurately finds the welding spot position for welding the inner ring and the main rib, wherein the found welding spot position is a welding starting point; then, the welding gun starts to weld, meanwhile, the welding gun swing cylinder 14 starts to work, the welding gun chuck 6 provided with the welding gun is driven to move left and right along the horizontal base 1301, the welding gun is enabled to continuously move from a welding starting point on one side of the inner ring to a welding end point on the other side of the inner ring until welding is finished, and due to the adoption of the welding machine head structure, the welding area of the inner ring and the main rib is increased, welding is enabled to be firmer, the welding quality is greatly improved, and meanwhile, the production efficiency is greatly improved compared with manual welding.

Further, as shown in fig. 5, a space is formed between the latching portion of the latching connector 1306 and the latching portion of the latching connector 1305, so that the latching connector 1305 can move relative to the latching connector 1306; the moving process of the welding gun installed on the welding gun chuck 6 from the welding starting point on one side of the inner ring to the welding end point on the other side of the inner ring can only be within the moving range of the moving space, so that the effective welding area can be increased, the invalid excessive welding can be avoided, the welding gun can not continue to work after the welding gun welds the contact welding point of the inner ring and the main rib, unnecessary burn is left on the main rib, and the resource waste is effectively avoided.

Example 3:

as shown in fig. 4, in this embodiment, on the basis of embodiment 1, a third driving device is further provided, where the third driving device includes a sliding base 1601, a forward motor 1602, and a guide shaft 1603, the forward motor 1602 is in transmission connection with the guide shaft 1603 through a transmission block 1605, the guide shaft 1603 is installed on the sliding base 1601 through a guide slider 1604, one end of the guide shaft 1603 is connected to the vertical base 1201, and the forward motor 1602 is used to drive the whole structure to move in the front-back direction. The third driving device is used for driving the machine head body part where the welding gun chuck 6 is located, namely the machine head body part comprises a first driving device, a second driving device, a main rib fixing block 8, a main rib supporting block 10, an inner ring position detection mechanism 9, the welding gun chuck 6 and the like to move back and forth, and the purpose is that when the main rib is not preset in the inner ring, the main rib is pushed to the preset position on the inner ring, and then the inner ring and the main rib are welded; further, still including setting up the thrust cylinder on sliding base 1601, be provided with position detection switch on the cylinder. The output end of the thrust cylinder is connected with the transmission block 1605, the thrust cylinder is used for buffering the screw rod, namely, the screw rod rotates to push the machine head to move forwards integrally, one is needed, and further, the thrust cylinder can be replaced by a spring.

The position detection cylinder keeps a push-out state during normal work, the third driving device drives the machine head to move forwards integrally, after a main rib fixed at the front end of the machine head is contacted with an inner ring of a steel bar cage framework, the motor still keeps working continuously to keep a state of driving the integral structure to move forwards, the main rib fixed at the front end of the integral structure is blocked by the inner ring of the steel bar framework, a motor lead screw drives the guide slider 1605 to move backwards when continuing rotating, so that a piston rod of the unidirectional cylinder is compressed to move backwards, at the moment, the position detection switch on the cylinder detects the backward movement of the movable guide slider 1605 or the piston rod, the position detection switch generates a signal to the control system, the system determines that the third driving propulsion reaches a position meeting requirements, the system controls the third driving device to stop propulsion, the position detection switch is used for detecting whether the guide slider 1605 or the piston rod moves, and the position of the position detection switch can be, available switch types include, but are not limited to, micro-switches, proximity sensors, photo sensors, laser sensors, and the like, which are commonly motion-triggerable. In this embodiment, the output shaft of the forward motor 1602 is fixedly connected to the screw rod, the screw rod is matched with the transmission block 1605, the axis of the screw rod is parallel to the axis of the guide shaft 1603, the rotation of the screw rod is converted into the axial movement of the guide shaft 1603 through the transmission block 1605, the movement is realized by using a screw rod mechanism, and the forward motor has the characteristic of high precision.

Also included is a wire feeder disposed above the guide shaft 1603 for feeding welding wire to the welding gun.

Furthermore, the main rib supporting block 10 is of an L-shaped structure, and the main rib fixing block 8 is of an L-shaped flat plate structure.

Further, the driving device further comprises a fourth driving device, the fourth driving device is used for driving the main rib supporting block 10 to move in the front-back direction, and the main rib supporting block 10 can move towards the back until other main ribs fixed between the main rib supporting block 10 and the main rib fixing block 8 are supported by the main ribs welded on the inner ring, so that the welding of the multiple main ribs is completed. The fourth driving means may be a cylinder.

Further, still including setting up the welder regulating block on welder chuck 6, the welder regulating block is used for adjusting welder's stability, promotes welding quality.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a welding head for welding steel reinforcement cage inner circle and main muscle, includes the aircraft nose body, its characterized in that still includes:

the inner ring position detection mechanism (9) is movably arranged on the machine head body along the left-right direction and can be contacted with the inner ring, and the inner ring position detection mechanism (9) determines the welding point position of the inner ring and the main rib by contacting the inner ring;

the welding gun chuck (6) is matched with the inner ring position detection mechanism (9) and movably arranged on the machine head body along the left-right direction, and the welding gun chuck (6) is used for installing a welding gun;

the main rib fixing device (A) is arranged on the machine head body and used for fixing the main ribs.

2. The welding head for welding the inner ring of the reinforcement cage and the main reinforcement according to claim 1, wherein the welding gun holder (6) further comprises a clamping groove connector (1305) having a clamping groove portion, the inner ring position detecting mechanism (9) further comprises the clamping block connector (1306) having a clamping block portion, the clamping groove of the clamping groove connector (1305) and the clamping block of the clamping block connector (1306) are arranged in a mutually matched manner, and the clamping groove connector (1305) and the clamping block connector (1306) are movably arranged on the head body in the left-right direction to control the welding gun holder (6) and the inner ring position detecting mechanism (9) to move in the left-right direction in a mutually matched manner.

3. The welding head for welding the inner ring of the reinforcement cage and the main reinforcement as claimed in claim 2, wherein a space for allowing the slot connector (1305) to move relative to the slot connector (1306) is formed between the slot portion of the slot connector (1306) and the slot portion of the slot connector (1305).

4. The welding head for welding an inner ring and a main reinforcement of a reinforcement cage according to claim 1, further comprising a welding gun swinging device for controlling the control welding gun chuck (6) to move in the left-right direction, and a detection mechanism swinging device for controlling the inner ring position detection mechanism (9) to move in the left-right direction.

5. The welding head for welding the inner ring of the steel reinforcement cage and the main reinforcement as claimed in claim 4, wherein the welding gun swinging device comprises a welding gun swinging cylinder (14) arranged on the head body, the welding gun swinging cylinder (14) is in driving connection with the welding gun chuck (6) and can drive the welding gun chuck (6) to move in the left-right direction; the detection mechanism swinging device comprises a detection swinging cylinder (15) arranged on the machine head body, the detection swinging cylinder (15) is in driving connection with the inner ring position detection mechanism (9) and can drive the inner ring position detection mechanism (9) to move in the left-right direction.

6. The welding head for welding the inner ring and the main reinforcement of the reinforcement cage according to claim 1, wherein the head body further comprises an upper base (1202), a lower base (1202) and a horizontal base (1301), the upper base (1202) and the lower base (1202) are arranged on the head body in a vertically movable manner, the horizontal base (1301) is arranged on the upper base (1202) and the lower base (1202) in a longitudinally movable manner, the inner ring position detection mechanism (9) is arranged on the horizontal base (1301) in a laterally movable manner, and the welding gun chuck (6) is arranged on the horizontal base (1301) in a laterally movable manner in cooperation with the inner ring position detection mechanism (9); the main rib fixing device (A) further comprises a main rib fixing block (8) and a main rib supporting block (10), the main rib fixing block (8) is arranged on the horizontal base (1301), and the main rib supporting block (10) is arranged on the machine head body.

7. The welding head for welding the inner ring of the steel reinforcement cage and the main reinforcement of claim 6, further comprising a second mounting plate (11), wherein the main reinforcement support block (10) is arranged on the head body through the second mounting plate (11).

8. The welding head for welding the inner ring and the main reinforcement of the reinforcement cage according to claim 6, further comprising a first driving device and a second driving device, wherein the first driving device is drivingly connected with the upper base (1202) and the lower base (1202) and can drive the upper base (1202) and the lower base (1202) to move up and down, so as to drive the main reinforcement fixing block (8) to move up and down synchronously; the second driving device is arranged on the upper base (1202) and the lower base (1202), is in driving connection with the horizontal base (1301), can drive the horizontal base (1301) to move back and forth, and further drives the main rib fixing block (8) to move in the front and rear directions synchronously, and the main rib fixing block (8) moves in the up and down direction and the front and rear direction relative to the main rib supporting block (10) and is used for fixing the main ribs between the main rib fixing block (8) and the main rib supporting block (10).

9. The welding head for welding the inner ring of the reinforcement cage and the main reinforcement of claim 8, wherein the first driving device comprises an upper and a lower air cylinders (1203) which are arranged on the head body and are in driving connection with the upper and the lower bases (1202), and the upper and the lower air cylinders (1203) can drive the upper and the lower bases (1202) to move in the up-and-down direction; the second driving device comprises a horizontal cylinder (1303) which is arranged on the upper base (1202) and is in driving connection with the horizontal base (1301), and the horizontal base (1301) moves along the front-back direction under the driving of the horizontal cylinder (1303).

10. The welding head for welding the inner ring of the steel reinforcement cage and the main reinforcement of the claim 6, characterized by further comprising a third driving device, wherein the third driving device comprises a sliding base (1601), a forward motor (1602) and a guide shaft (1603), the forward motor (1602) is in transmission connection with the guide shaft (1603) through a transmission block (1605), the guide shaft (1603) is installed on the sliding base (1601) through a guide slider (1604), one end of the guide shaft (1603) is connected with the head body, and the forward motor (1602) is used for driving the welding head body and a whole structure on the body to move in the front-back direction.

11. The welding head of claim 10, wherein the third driving mechanism comprises a position detecting cylinder, and the position detecting cylinder is provided with a position detecting switch.

12. The welding head for welding a reinforcement cage inner ring to a main bar according to claim 1, further comprising a wire feeder for feeding welding wire to a welding gun that can be mounted on said welding gun cartridge.

13. The welding head for welding the inner ring of the reinforcement cage and the main reinforcement according to claim 6, wherein the main reinforcement support block (10) has an L-shaped configuration.

14. The welding head for welding the inner ring of the reinforcement cage and the main reinforcement according to claim 6, characterized in that the main reinforcement fixing block (8) is an L-shaped flat plate structure.

15. The welding head for welding the inner ring and the main reinforcement of the reinforcement cage according to claim 6, further comprising a fourth driving device disposed on the head body, wherein the fourth driving device is configured to drive the main reinforcement support block (10) to move in the front-back direction, and the main reinforcement support block (10) can move in the back direction until a new main reinforcement on the main reinforcement fixing device is supported by the main reinforcement welded on the inner ring.

16. The welding head for welding the inner ring of the steel reinforcement cage and the main reinforcement as claimed in any one of claims 1 to 15, further comprising a welding gun adjusting block provided on the welding gun cartridge (6).