CN211915968U - A welding positioner - Google Patents

Abstract

The utility model discloses a welding positioner, comprising a machine base, a clamping device for clamping the middle of a profile is arranged on the machine base, and a first displacement base and The second displacement base, the first displacement support and the second displacement support driven by the first lifting power device and the second lifting power device are respectively installed on the first displacement base and the second displacement base. The displacement support and the second displacement support are respectively rotatably installed with a first displacement clamp driven by the first displacement rotary power device, and a second displacement clamp driven by the second displacement rotary power device. The displacement fixture and the second displacement fixture cooperate with each other to clamp the two ends of the profile. The welding positioner can change the angle of the profile, facilitate the welding operation, and improve the welding efficiency and welding quality.

Description

A welding positioner

technical field

The utility model relates to a welding positioner, which is used in the welding of steel structures.

Background technique

Welding is currently a conventional means of securing two metal parts. Many equipment frames are realized by welding. However, when welding structural parts on large profiles, due to the various welding positions of the structural parts, it is necessary to weld in different directions of the profiles. However, the current conventional welding displacement The machine has the following shortcomings: 1. The existing welding positioner has a single form of flipping and shifting, and the profiles with long length and large volume need to be loaded, unloaded and fixed many times during the displacement, thus affecting the welding accuracy and the processing efficiency. 2. The current welding positioner has poor structural and size compatibility, and cannot meet the welding space requirements of semi-finished products of different lengths and cross-sectional sizes at the same time.

Utility model content

The technical problem to be solved by the utility model is to provide a welding positioner, which can not only change the angle of profiles, but also facilitate welding operations, thereby improving welding efficiency and welding quality.

In order to solve the above-mentioned technical problems, the technical scheme of the present invention is: a welding positioner, comprising a machine base, the machine base is provided with a clamping device for clamping the middle of the profile, and the machine base is located on the clamping device. A first displacement base and a second displacement base are respectively installed on both sides of the device, and a first displacement base driven by the first lift power device and the second lift power device are respectively installed on the first displacement base and the second displacement base. A displacement support and a second displacement support, the first displacement support and the second displacement support are respectively rotatably mounted with a first displacement clamp driven by the first displacement rotary power device, and a The second displacement clamp driven by the second displacement rotary power device, the first displacement clamp and the second displacement clamp cooperate with each other to clamp the two ends of the profile.

As a preferred solution, the first displacement base and the second displacement base are both slidably installed on the machine base along the length direction of the profile, and the first displacement base and the second displacement base are respectively formed by the first displacement base and the second displacement base. The longitudinal adjustment mechanism and the second longitudinal adjustment mechanism are driven.

As a preferred solution, the clamping device includes a first clamping base and a second clamping base installed on the machine base, and the first clamping base and the second clamping base are respectively vertically slidably installed with The first clamping support driven by the third lifting power device and the second clamping support driven by the fourth lifting power device, the first clamping support and the second clamping support are provided with a support for supporting the profile In the support table in the middle, the two sides of the support table on the first clamping support and the second clamping support are provided with supporting clamps for clamping profiles.

As a preferred solution, the first clamping base and the second clamping base are both slidably installed on the machine base along the length direction of the profile, and the first clamping base and the second clamping base are respectively formed by a third clamping base. The longitudinal adjustment mechanism and the fourth longitudinal adjustment mechanism are driven.

As a preferred solution, the first longitudinal adjustment mechanism, the second longitudinal adjustment mechanism, the third longitudinal adjustment mechanism and the fourth longitudinal adjustment mechanism have the same structure, wherein the first longitudinal adjustment mechanism comprises a The longitudinal rack is rotatably mounted on the first displacement base, and a first driving gear meshing with the longitudinal rack is installed, and the first driving gear is driven to rotate by a first driving motor.

As a preferred solution, the first lifting power device, the second lifting power device, the third lifting power device and the fourth lifting power device have the same structure and are all hydraulic cylinders.

As a preferred solution, the first displacement clamp includes a first displacement clamp base, and a first displacement clamp body is mounted on the first displacement clamp base; the first displacement clamp base The first rotation shaft is mounted on the first displacement support, the first displacement support is rotatably mounted with a first drive shaft, and the first rotation shaft and the first drive shaft are connected by transmission through a transmission mechanism , the first drive shaft is drivingly connected with the first displacement rotary power device.

After the above-mentioned first technical solution is adopted, the effect of the present utility model is: because the welding positioner includes a machine base, the machine base is provided with a clamping device for clamping the middle of the profile, and the machine base is located at the position of the clamping device. A first displacement base and a second displacement base are respectively installed on both sides, and a first displacement support driven by the first lifting power device and the second lifting power device is respectively installed on the first displacement base and the second displacement base. seat and second displacement support, the first displacement support and the second displacement support are respectively rotatably installed with a first displacement clamp driven by the first displacement rotary power device, and a first displacement clamp driven by the second displacement rotary power The second displacement clamp driven by the device, the first displacement clamp and the second displacement clamp cooperate with each other to clamp the two ends of the profile. Therefore, during welding, the profile can be moved and placed on the clamping device for clamping. In this way, the profile can be well clamped and supported by the clamping device, which is convenient for welding the structural parts to be welded on the profile, so that simple welding processes such as flat welding can be used for welding, and the welding effect is better; After the structural parts that need to be welded on the upper surface are welded, adjust the height and position of the first displacement clamp and the second displacement clamp to accurately clamp both ends of the profile, and then use the first lifting power device and the first lifting power device after clamping. The second lifting power device drives the first displacement clamp and the second displacement clamp to clamp the profiles to rise, so that the clamping device can be avoided during the overturning process, which is convenient for the overturning and shifting of the profiles. After the profiles are adjusted, they are placed on the The clamping device is clamped and supported again, which facilitates the welding operation again. The welding positioner does not require frequent clamping of profiles, and the efficiency is higher.

Since the first displacement base and the second displacement base are both slidably installed on the machine base along the length direction of the profile, the first displacement base and the second displacement base are respectively controlled by the first longitudinal adjustment mechanism and the second displacement base. Driven by two longitudinal adjustment mechanisms, therefore, the longitudinal positions of the first displacement base and the second displacement bottom can be adjusted, so that they can be suitable for clamping and displacement of profiles of different lengths, and have stronger adaptability.

Since the clamping device includes a first clamping base and a second clamping base installed on the machine base, the first clamping base and the second clamping base are respectively vertically slidably installed with a third lifting power device. The first clamping support driven by the fourth lifting power device and the second clamping support driven by the fourth lifting power device, the first clamping support and the second clamping support are provided with a support table for supporting the middle of the profile, Supporting fixtures for clamping profiles are provided on both sides of the supporting table on the first clamping support and the second clamping support, and the first clamping support and the second clamping support in the clamping device The height can also be adjusted, so that when it is necessary to lift and avoid, not only the first displacement support and the second displacement support can be raised, but also the first clamping support and the second clamping support can be lowered at the same time. Reduce the driving stroke of each lifting power unit, so as to be more reliable.

Since the first clamping base and the second clamping base are both slidably installed on the machine base along the length direction of the profile, the first clamping base and the second clamping base are respectively controlled by the third longitudinal adjustment mechanism and the first clamping base. Driven by four longitudinal adjustment mechanisms, in this way, the supporting and clamping positions of the supporting fixtures supporting the table tops on the first clamping support and the second clamping support can be adjusted appropriately according to the length of the profile to make it better Clamp and support the profile, make the profile more stable, and better facilitate welding.

Description of drawings

The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the structural representation of the embodiment of the present utility model;

Fig. 2 is the front view of the embodiment of the present utility model;

Fig. 3 is the structural sectional view along A-A of Fig. 2;

In the drawings: 1. machine base; 2. first displacement base; 3. second displacement base; 4. third longitudinal adjustment mechanism; 5. second lifting power device; 6. first displacement support; 7. The second displacement support; 8. The first displacement fixture; 81. The first displacement clamping base; 82. The first displacement fixture body; 83. The first rotation shaft; 84. The first drive shaft; 85. The first displacement rotary power device; 9. The second displacement fixture; 10. The first clamping base; 11. The second clamping base; 12. The third lifting power device; 13. The first clamping support 14. Fourth lifting power unit; 15. Second clamping support; 16. Support table; 17. Support clamp; 18. First drive gear; 19. First drive motor.

Detailed ways

The present utility model will be further described in detail below through specific embodiments.

As shown in Figure 1-3, a welding positioner includes a base 1, a clamping device for clamping the middle of the profile is arranged on the base 1, and two sides of the clamping device are installed on the base 1 respectively. The first displacement base 2 and the second displacement base 3, the first displacement support driven by the first lifting power device and the second lifting power device 5 are respectively installed on the first displacement base 2 and the second displacement base 3. The seat 6 and the second displacement support 7 are respectively rotatably mounted on the first displacement support 6 and the second displacement support 7 with a first displacement clamp 8 driven by the first displacement rotary power device 85, The second displacement clamp 9 driven by the second displacement rotary power device, the first displacement clamp 8 and the second displacement clamp 9 cooperate with each other to clamp both ends of the profile.

In this embodiment, the first displacement base 2 and the second displacement base 3 are both slidably installed on the machine base 1 along the length direction of the profile, and the first displacement base 2 and the second displacement base 3 are respectively formed by the first longitudinal The adjustment mechanism and the second longitudinal adjustment mechanism are driven. The clamping device includes a first clamping base 10 and a second clamping base 11 installed on the machine base 1. The first clamping base 10 and the second clamping base 11 are respectively The first clamping support 13 driven by the third lifting power device 12, the second clamping support 15 driven by the fourth lifting power device 14, the first clamping support 13 and the second clamping support are vertically slidably installed The support base 15 is provided with a support table 16 for supporting the middle of the profile, and the two sides of the support table 16 on the first clamping support 13 and the second clamping support 15 are provided with support fixtures 17 for clamping the profile. A clamping base 10 and a second clamping base 11 are both slidably installed on the machine base 1 along the length direction of the profile, and the first clamping base 10 and the second clamping base 11 are respectively controlled by the third longitudinal adjustment mechanism 4 and the fourth Longitudinal adjustment mechanism drive.

In this embodiment, the structures of the first longitudinal adjustment mechanism, the second longitudinal adjustment mechanism, the third longitudinal adjustment mechanism 4 and the fourth longitudinal adjustment mechanism are the same, wherein the first longitudinal adjustment mechanism includes a longitudinal rack provided on the machine base 1 , the first displacement base 2 is rotatably installed with a first drive gear 18 meshing with the longitudinal rack, the first drive gear 18 is driven to rotate by the first drive motor 19, the first lift power device, the second lift power device 5, The third lifting power unit 12 and the fourth lifting power unit 14 have the same structure and are both hydraulic cylinders.

The first displacement clamp 8 includes a first displacement clamp base 81 on which a first displacement clamp body 82 is installed, and the first displacement clamp base 81 rotates through the first rotation The shaft 83 is installed on the first displacement support 6, and a first drive shaft 84 is rotatably installed on the first displacement support 6. The first rotation shaft 83 and the first drive shaft 84 are connected by a transmission mechanism. A drive shaft 84 is in driving connection with the first displacement rotating power device 85 .

The above-mentioned transmission mechanism may be belt transmission, sprocket transmission, gear transmission, etc., and gear transmission is adopted in this embodiment.

The first displacement rotating power device 85 may be a motor or an oil cylinder, and in this embodiment, a motor is selected.

A height displacement sensor can also be arranged on the second lifting power device 5. Specifically, the height position sensor is arranged at the end of the piston rod of the hydraulic cylinder, and the position of the profile can be detected by the height position sensor, which is convenient for the lifting and lowering of the profile during welding and displacement. The grasp of the location.

A welding displacement method, which uses the above-mentioned welding displacement machine, includes the following steps:

S1. Transfer the profile to the clamping device to be supported and clamped by the clamping device;

S2. Send the structural parts to be welded to the designated position of the profiles and weld them;

S3. The clamping device loosens the profile, and the first displacement fixture 8 and the second displacement fixture 9 clamp both ends of the profile from both ends;

S4, the first displacement support 6 and the second displacement support 7 are respectively driven to continue to rise to a position convenient for rotation;

S5, the first displacement fixture 8 and the second displacement fixture 9 are driven by the first displacement rotary power device 85 and the second displacement rotary power device respectively, so that the profile is converted to an angle, and then the profile is placed on the clamping device to support and clamp it. hold;

S6, and then send the other structural parts to be welded to the designated position of the profile and welded;

S7. Repeat steps S3-S6 until all the structural parts to be welded on the profile are welded in all directions;

S8, remove the profile.

In the above-mentioned welding displacement method, the clamping device includes at least two supporting fixtures 17 that support and clamp the profile, and the position of the supporting fixture 17 is adjustable in the height direction and the length direction of the profile. In this embodiment, The positions of the first displacement support 6 and the second displacement support 7 are adjustable in the longitudinal direction of the profile.

During welding, according to the length of the profiles, the positions of the first displacement base 2 and the second displacement base 3 are adjusted respectively by the first longitudinal adjustment mechanism and the second longitudinal adjustment mechanism, so as to meet the different length requirements of the profiles. , first move the profile and place it on the support table 16 of the first clamping support 13 and the second clamping support 15, adjust the support fixture 17 for clamping, the clamping device can be used to clamp and support the profile well , the structural parts to be welded can be welded on the profiles, and simple welding processes such as flat welding are used for welding, and the welding effect is better; when the structural parts to be welded on the upper surface of the profiles are welded, it is necessary to operate other parts. Turn over, adjust the height position of the first displacement fixture 8 and the second displacement fixture 9 through the first lifting power device and the second lifting power device 5 respectively, and adjust the first displacement fixture 8 and the second displacement fixture 9 Clamp so that it can accurately clamp both ends of the profile, and then use the first lifting power device and the second lifting power device 5 to drive the first displacement fixture 8 and the second displacement fixture 9 to clamp the profile. Raised so that the gripping device can be avoided during inversion.

Of course, the first clamping support 13 and the second clamping support 15 can also be driven down by the third lifting power device 12 and the fourth lifting power device 14, and the profile is turned over, and then the first clamping support 13 and The second clamping support 15 rises, the profiles are placed on the support table 16 of the first clamping support 13 and the second clamping support 15 again, and are clamped and supported again to facilitate the next welding operation.

The oil cylinder, motor, gear transmission mechanism, belt transmission mechanism, and sprocket transmission mechanism mentioned in this embodiment are all current conventional technologies. The fifth edition discloses in detail the specific structure and principle of the oil cylinder, motor and transmission mechanism and other designs, which belong to the prior art, and its structure is clear. The book "Motor Drive and Speed Regulation" also introduces the control of the motor and the travel switch in detail, so the circuit connections are clear.

The above-mentioned embodiments are only descriptions of the preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model. On the basis of not departing from the design spirit of the present utility model, various modifications and alterations to the technical solutions of the present utility model are made. , shall fall within the protection scope determined by the claims of the present utility model.

Claims (7)

1. A positioner, its characterized in that: the automatic clamping device comprises a frame, be provided with the clamping device who is used for centre gripping section bar middle part on the frame, the base that shifts is installed respectively to the both sides that lie in clamping device on the frame, first base and the second that shifts are installed respectively on base and the second that shifts by first lift power device and the drive of second lift power device's the first support and the second support that shifts, rotate respectively on first support and the second that shifts and install the first anchor clamps that shift by the first rotatory power device drive that shifts, shift the anchor clamps that shift by the second rotatory power device drive second that shift on the support, the first anchor clamps that shift and the second shift the both ends that the anchor clamps mutually supported the centre gripping section bar.

2. The welding positioner of claim 1, wherein: the first displacement base and the second displacement base are both arranged on the machine base in a sliding mode along the length direction of the section bar, and the first displacement base and the second displacement base are driven by the first longitudinal adjusting mechanism and the second longitudinal adjusting mechanism respectively.

3. The welding positioner of claim 2, wherein: the clamping device comprises a first clamping base and a second clamping base which are installed on the machine base, a first clamping support driven by a third lifting power device and a second clamping support driven by a fourth lifting power device are vertically and slidably installed on the first clamping base and the second clamping base respectively, a supporting table board used for supporting the middle part of the section bar is arranged on the first clamping support and the second clamping support, and supporting fixtures used for clamping the section bar are arranged on two sides of the supporting table board on the first clamping support and the second clamping support.

4. The weld positioner of claim 3, wherein: the first clamping base and the second clamping base are both slidably mounted on the machine base along the length direction of the section bar, and the first clamping base and the second clamping base are respectively driven by a third longitudinal adjusting mechanism and a fourth longitudinal adjusting mechanism.

5. The weld positioner of claim 4, wherein: the structure of first vertical adjustment mechanism, the vertical adjustment mechanism of second, the vertical adjustment mechanism of third and the vertical adjustment mechanism of fourth is the same, and wherein first vertical adjustment mechanism including set up in vertical rack on the frame, rotate on the first base that shifts and install the first drive gear with vertical rack toothing, first drive gear is rotatory by a driving motor drive.

6. The weld positioner of claim 5, wherein: the first lifting power device, the second lifting power device, the third lifting power device and the fourth lifting power device are the same in structure and are hydraulic cylinders.

7. The weld positioner of claim 6, wherein: the first displacement clamp comprises a first displacement clamping base, and a first displacement clamp body is mounted on the first displacement clamping base; the first deflection clamping base is installed on a first deflection support through a first rotating shaft, a first driving shaft is installed on the first deflection support in a rotating mode, the first rotating shaft is in transmission connection with the first driving shaft through a transmission mechanism, and the first driving shaft is in transmission connection with a first deflection rotary power device.

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