CN210121732U

CN210121732U - Opposite-jacking type flange and straight pipe assembling equipment

Info

Publication number: CN210121732U
Application number: CN201920293066.2U
Authority: CN
Inventors: 汪魁; 王子豪
Original assignee: Kunshan Huaheng Welding Co Ltd; Kunshan Huaheng Engineering Technology Center Co Ltd; Kunshan Huaheng Robot Co Ltd
Current assignee: Kunshan Huaheng Welding Co Ltd; Kunshan Huaheng Engineering Technology Center Co Ltd; Kunshan Huaheng Robot Co Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2020-03-03
Anticipated expiration: 2029-03-08

Abstract

The utility model discloses a butt-jacking type flange and straight pipe assembling device, which comprises two flange supporting head frames which are arranged at intervals from front to back and are both used for bearing flanges, and a straight pipe bracket which is arranged between the two flange supporting head frames and is used for bearing a straight pipe and limiting the front and back orientation of the straight pipe, wherein each flange supporting head frame comprises a head frame body and a flange chuck which is arranged on one side of the head frame body, which faces the straight pipe bracket, is used for clamping the flange and keeping the front and back orientation of the axial lead of the flange; the flange supporting head frame is also provided with a position adjusting mechanism for adjusting the position of the flange; based on the utility model relates to a structure to equipment is organized to top formula flange, straight tube, at the group of flange and straight tube to the in-process, can adjust the position relation between flange and the straight tube from a plurality of angles through the flange support headstock to ensure the group between flange and the straight tube to the precision, and all need organize to the time with the flange at the straight tube both ends, can effectively improve group to efficiency.

Description

Opposite-jacking type flange and straight pipe assembling equipment

Technical Field

The utility model relates to a pipe fitting assembly field especially relates to a to top formula flange, straight tube group are to equipment.

Background

In the process of pipe fitting modularization prefabrication, the flange and the straight pipe need to be positioned and assembled before being welded and fixed, and the quality of a pipe fitting module finished product can be effectively improved by an accurate positioning assembly. However, in the prior art, the pipe fitting assembly equipment for assembling the flange and the straight pipe is generally low in mobility, and the requirement for high-precision positioning assembly between the flange and the straight pipe is difficult to meet in a specific application process. In addition, the existing pipe fitting assembly equipment can only realize assembly between the straight pipe and the flange at one end of the straight pipe at one time in the use process, when the flanges are required to be welded at two ends of the straight pipe, the assembly welding between one end of the straight pipe and the flange is usually realized firstly, and then the straight pipe is hoisted and rotated by 180 degrees so as to realize the assembly welding between the other end of the straight pipe and the other flange through the same pipe fitting assembly equipment; therefore, the time for modularization prefabrication of the pipe fitting is too long, and the efficiency is low.

In view of the above, there is a need for an improved fitting assembly apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that prior art exists at least, for realizing the above-mentioned utility model purpose, the utility model provides a to top formula flange, straight tube group to equipment, its concrete design as follows.

The butt-jacking type flange and straight pipe assembling equipment comprises two flange supporting head frames which are arranged at intervals from front to back and are used for bearing flanges, and a straight pipe bracket which is arranged between the two flange supporting head frames and is used for bearing a straight pipe and limiting the front and back orientation of the straight pipe, wherein each flange supporting head frame comprises a head frame body and a flange chuck which is arranged on one side of the head frame body, which faces the straight pipe bracket, and is used for clamping the flange and keeping the front and back orientation of the axial lead of the flange; the flange supporting headstock is further provided with a position adjusting mechanism for adjusting the position of the flange, the position adjusting mechanism comprises a Y-axis adjusting unit for adjusting the position of the headstock body to enable the headstock body to be close to or far away from the straight pipe bracket, an X-Z-axis adjusting table for adjusting the position of the axis of the flange to enable the axis of the flange to coincide with the axis of the straight pipe, and a rotary adjusting unit for driving the flange clamp to rotate around a rotary shaft, wherein the X-Z-axis adjusting table is connected with the headstock body and the flange chuck, and the straight line where the rotary shaft is located coincides with the position where the axis of the flange is located.

Further, each flange supporting head further comprises a head base arranged below the head base body, and the Y-axis adjusting unit comprises a first guide assembly connected with the head base body and the head base to limit the head base body to move back and forth, a first rack arranged on the head base and facing back and forth, a first gear arranged on the head base and engaged with the first rack to drive the head base body to move back and forth relative to the head base when rotating, and a first motor driving the first gear to rotate.

Further, the pairing device is also provided with a spacing adjusting unit for adjusting the distance between the two headstock bases, and the spacing adjusting unit comprises a guide rail which is arranged at the bottom of at least one headstock base and used for limiting the corresponding headstock base to move back and forth, a rack which is fixedly arranged relative to the guide rail and is consistent with the extending direction of the guide rail, a gear which is arranged on the corresponding headstock base and is meshed with the rack so as to drive the corresponding headstock base to move back and forth when rotating, and a motor which drives the gear to rotate.

Further, the X-Z axis adjusting table comprises an X axis adjusting unit for adjusting the position of the flange chuck left and right relative to the headstock body and a Z axis adjusting unit for adjusting the position of the flange chuck up and down.

Further, the headstock body is provided with a mounting plate positioned on the front side, and the Z-axis adjusting unit comprises a Z-axis moving plate, a second guide assembly connecting the Z-axis moving plate and the mounting plate to limit the up-and-down movement of the Z-axis moving plate, a second rack arranged on the Z-axis moving plate and facing up and down, a second gear arranged on the mounting plate and engaged with the second rack to drive the Z-axis moving plate to move up and down relative to the mounting plate when rotating, and a second motor driving the second gear to rotate; the X-axis adjusting unit further comprises an X-axis moving plate, a third guide assembly, a third rack, a third gear and a third motor, wherein the third guide assembly is connected with the X-axis moving plate and the Z-axis moving plate to limit the X-axis moving plate to move left and right, the third rack is arranged on the X-axis moving plate and faces left and right, the third gear is arranged on the Z-axis moving plate and is meshed with the third rack to drive the X-axis moving plate to move left and right relative to the Z-axis moving plate when rotating, and the third motor drives the third gear to rotate; the flange chuck is rotatably connected to the X-axis moving plate.

Further, the rotation adjusting unit includes a fourth gear disposed on the flange chuck and having the rotation axis as an axis, a fifth gear disposed on the X-axis moving plate and engaged with the fourth gear to drive the flange chuck to rotate when rotating, and a fourth motor to drive the fifth gear to rotate.

Further, the pairing device is provided with two straight pipe brackets which are respectively close to the front side and the rear side, the flanges support the headstock to jointly bear the straight pipe and limit the front and rear directions of the straight pipe, each straight pipe bracket is opposite to the corresponding side, the headstock base of the flange support headstock is fixedly arranged, each straight pipe bracket comprises a bracket seat and a pair of supporting wheels which are arranged on the top of the bracket seat in a left-right opposite mode and are abutted to different positions of the outer wall of the straight pipe when bearing the straight pipe, and the supporting wheels are respectively arranged around a rotating shaft with the front and rear directions to drive the straight pipe to roll around the axial lead of the straight pipe when rotating.

Furthermore, the supporting wheel on at least one straight pipe bracket is connected with a fifth motor for driving the straight pipe bracket to rotate.

Further, the assembling device is further provided with two sensors which are respectively arranged on one sides of the two headstock bodies facing the straight pipe bracket and used for sensing the end part of the straight pipe when the flange is close to the straight pipe along the extension direction of the rotating shaft so as to obtain the distance between the end part of the straight pipe and the flange.

Further, the group still has two respectively and is used for both ends detect and acquire around the straight tube axial lead detecting element of straight tube axial lead position, each axial lead detecting element includes relative corresponding side the fixed first support that sets up of headstock body and relative first support reciprocates and sets up and is located corresponding side the flange (holding) chuck is close to the 2D laser displacement sensor of straight tube bracket one side top.

Furthermore, the assembly equipment is also provided with two welding units which are used for welding gaps between flanges and straight pipes on corresponding sides at the front end and the rear end of the straight pipe respectively after the flanges and the straight pipes are assembled, each welding unit comprises a second support which is fixedly arranged relative to the corresponding side of the headstock body and a first welding gun and a second welding gun which are arranged on the second support in a vertically moving mode so that the flanges and the straight pipes are assembled on the corresponding sides and then the gaps are welded at the two sides of the flanges respectively.

The utility model has the advantages that: based on the structure of the butt-jacking type flange and straight pipe assembling equipment, in the assembling process of the flange and the straight pipe, the position relation between the flange and the straight pipe can be adjusted from multiple angles through the flange supporting head frame, so that the assembling precision between the flange and the straight pipe is ensured; and the flange support headstock that a pair of interval set up can satisfy the straight tube both ends simultaneously with the group between the different flanges to right, all need group to right time with the flange at the straight tube both ends, can effectively improve group to efficiency.

Drawings

Fig. 1 is a schematic view of the flange support head frame and straight pipe bracket of the present invention;

FIG. 2 is an enlarged view of a portion a of FIG. 1;

FIG. 3 is a schematic view of the sensor in the configuration of FIG. 2 in a retracted state;

FIG. 4 is another angular view of the structure of FIG. 1;

FIG. 5 is an enlarged view of portion b of FIG. 4;

FIG. 6 is a schematic view of the flange chuck mounted to the headstock body mounting plate;

FIG. 7 is a schematic diagram of an embodiment of the Z-axis adjustment unit shown in FIG. 6;

FIG. 8 is a schematic diagram of an embodiment of the X-axis adjustment unit shown in FIG. 6;

FIG. 9 is a schematic view of the flange chuck in cooperation with the X-axis moving plate;

FIG. 10 is an exploded view of the structure of FIG. 9;

fig. 11 is a schematic structural view of the assembly equipment for flanges and straight pipes according to the present invention;

FIG. 12 is an enlarged view of portion c of FIG. 11;

FIG. 13 is an enlarged view of portion d of FIG. 12;

FIG. 14 is a schematic view of a straight tube bracket;

fig. 15 is a schematic structural view of a middle opposite-top type flange and straight pipe assembling device according to the present invention;

FIG. 16 is an enlarged view of section e of FIG. 5;

FIG. 17 is another angular view of the structure of FIG. 16;

FIG. 18 is an enlarged view of portion g of FIG. 17;

fig. 19 is an enlarged view of portion f of fig. 15.

Detailed Description

The present invention will be described in detail with reference to the embodiments shown in the drawings, and reference is made to fig. 1 to 19 for some preferred embodiments of the present invention.

Referring to fig. 1, a flange supporting head 100 according to the present invention includes a head frame body 11 and a flange chuck 12 disposed at a front side of the head frame body 11 for holding a flange 51 and keeping a front-back orientation of an axis of the flange 51; the flange support head frame 100 of the present invention further has a position adjusting mechanism for adjusting the position of the flange 51.

Specifically, the position adjusting mechanism includes a Y-axis adjusting unit for adjusting the position of the headstock body 11 back and forth, an X-Z-axis adjusting table for adjusting the axial position of the flange 51, and a rotation adjusting unit for driving the flange chuck 12 to rotate around a rotation axis. The X-Z axis adjusting table is connected with the head frame body 11 and the flange chuck 12, the X-Z axis adjusting table comprises an X axis adjusting unit for adjusting the position of the flange chuck 12 left and right relative to the head frame body 11 and a Z axis adjusting unit for adjusting the position of the flange chuck 12 up and down, and the rotating shaft of the rotary adjusting unit is overlapped with the position of the axial lead of the flange 51.

Based on the implementation structure of the flange supporting headstock 100 provided by the utility model, the up-and-down movement operation, the left-and-right movement operation, the front-and-back movement operation and the rotation operation can be carried out on the flange 51 to realize the multidimensional adjustment of the flange position; referring to fig. 1, in the assembly scene specifically applied to the flange 51 and the straight pipe 52, the multi-dimensional adjustment of the flange supporting headstock 100 to the flange provided by the present invention can make the flange 30 and the straight pipe 10 have a relatively precise assembly relationship before the welding fixation, thereby ensuring the welding quality of the subsequent welding fixation links.

To better understand the specific structure of the flange support head 100 of the present invention, it is described in more detail below.

The flange support head 100 in this embodiment also includes a head base 13 disposed below the head body 11. Referring to fig. 1, 2, 4, and 5, the Y-axis adjusting unit includes a first guiding assembly connecting the head frame body 11 and the head frame base 13 to limit the front-back movement of the head frame body 11, a first rack 142 disposed on the head frame base 13 and facing forward and backward, a first gear 143 disposed on the head frame body 11 and engaged with the first rack 142 to drive the head frame body 11 to move forward and backward relative to the head frame base 13 when rotating, and a first motor 144 driving the first gear 143 to rotate. Based on the Y-axis adjustment unit setting, when the first motor 144 is operated, the forward and backward movement of the headstock body 11, and thus the flange 51 on the flange chuck 12, can be achieved.

Specifically, in the present embodiment, the head frame body 11 has a bottom plate 110 at the bottom, and the first guiding assembly includes a first rail 141 fixed on the head frame base 13 and oriented forward and backward, and a first slider (not shown) fixed at the bottom of the bottom plate 110 and sliding fitted on the first rail 141 along the length direction of the first rail 141. In a specific implementation process, the first guide rail 141 may include two parallel first guide rails, and the number of the first sliding blocks may be adjusted according to actual requirements; the first motor 144 is fixed on the bottom plate 110, and the first gear 143 is linked with the output shaft of the first motor 144; the first motor 144 is usually a servo motor, and a speed reducer is further provided between the first motor 144 and the first gear 143, and is not specifically developed here.

Referring to fig. 1 and 6, the headstock body 11 has a mounting plate 111 at the front side, the Z-axis adjusting unit of the present invention has a Z-axis moving plate 151 connected to the mounting plate 111 and moving up and down relative to the mounting plate 111, the X-axis adjusting unit has an X-axis moving plate 161 connected to the Z-axis moving plate 151 and moving left and right relative to the Z-axis moving plate 151, and the flange chuck 12 is rotatably connected to the X-axis moving plate 161. The vertical and horizontal movement of the flange chuck 12 can be realized by the matching of the Z-axis adjusting unit and the X-axis adjusting unit, and the vertical and horizontal movement of the flange 51 on the flange chuck 12 can be further realized.

In this embodiment, as shown in fig. 6 and 7, the Z-axis adjusting unit further includes a second guiding assembly connecting the Z-axis moving plate 151 and the mounting plate 111 to limit the Z-axis moving plate 151 to move up and down, a second rack 154 disposed on the Z-axis moving plate 151 and facing up and down, a second gear (not shown) disposed on the mounting plate 111 and engaged with the second rack 154 to drive the Z-axis moving plate 151 to move up and down relative to the mounting plate 111 when rotating, and a second motor 155 driving the second gear to rotate.

The second guide assembly in this embodiment includes a second guide rail 152 fixed to the Z-axis moving plate 151 and facing up and down, and a second slider 153 fixed to the mounting plate 111 on a side facing the Z-axis moving plate 151, wherein the second slider 153 is slidably fitted to the second guide rail 152 along a length direction of the second guide rail 152. In a specific implementation process, the second guide rail 152 may include two parallel second guide rails, and the number of the second sliding blocks 153 may be adjusted according to actual requirements; the second motor 155 is fixed on the mounting plate 111, and the second gear is linked with an output shaft of the second motor 155; the second motor 155 is usually a servo motor, and a speed reducer is further provided between the second motor 155 and the second gear, and is not specifically developed here.

As shown in fig. 7 and 8, the X-axis adjusting unit further includes a third guiding assembly connecting the X-axis moving plate 161 and the Z-axis moving plate 151 to limit the X-axis moving plate 161 from moving left to right, a third rack 164 disposed on the X-axis moving plate 161 and facing left and right, a third gear (not shown) disposed on the Z-axis moving plate 151 and engaged with the third rack 164 to drive the X-axis moving plate 161 to move left and right relative to the Z-axis moving plate 151 when rotating, and a third motor 165 driving the third gear to rotate.

The third guide assembly in this embodiment includes a third guide rail 162 fixed to the Z-axis moving plate 151 and facing left and right, and a third slider 153 fixed to the X-axis moving plate 161 on a side facing the Z-axis moving plate 151, wherein the third slider 153 is slidably fitted to the third guide rail 162 along a length direction of the third guide rail 162. In a specific implementation process, the third guide rail 162 may include two parallel third guide rails, and the number of the third sliding blocks 153 may be adjusted according to actual requirements; the third motor 165 is fixed on the Z-axis moving plate 151, and the third gear is linked with an output shaft of the third motor 165; usually, the third motor 165 is a servo motor, and a speed reducer is further provided between the third motor 165 and the third gear, and is not specifically developed here.

It can be understood that the first guide assembly, the second guide assembly, and the third guide assembly of the present invention are used to limit the front, back, up, down, and left and right movements of the flange chuck 12, respectively. In an implementation, the positions of the first rail 141 and the first slider constituting the first guiding assembly may be interchanged, that is, the first rail 141 is fixed at the bottom of the base plate 110, and the first slider is fixed on the head base 13, so that the back-and-forth movement of the head base 11 can also be realized. Similarly, the arrangement positions of the second guide rail 152 and the second slide block 153 which form the second guide assembly can be interchanged; the positions of the third guide rail 162 and the third slider 163 constituting the third guide assembly may be interchanged.

As a preferred embodiment of the present invention, the X-Z axis adjusting table further has a Z axis limiting unit for limiting the up-and-down movement of the Z axis moving plate 151 and an X axis limiting unit for limiting the left-and-right movement of the X axis moving plate 161.

Specifically, in the present embodiment, as shown in fig. 6 and 7, the Z-axis limiting unit includes a pair of first blocking plates 156 fixed to the Z-axis moving plate 151 at intervals up and down, and a pair of first trigger switches 157 fixed to the mounting plate 111 at intervals up and down, and the pair of first trigger switches 157 is located between the pair of first blocking plates 156. When the Z-axis moving plate 151 moves upward until the first lower baffle 156 abuts against the first lower trigger switch 157, the Z-axis moving plate 151 stops moving upward; when the Z-axis moving plate 151 moves downward until the upper first shutter 156 abuts on the upper first trigger switch 157, the Z-axis moving plate 151 stops moving downward.

As shown in fig. 7 and 8, the X-axis limiting unit includes a pair of second stoppers 166 fixed to the X-axis moving plate 161 at left and right intervals, and a pair of second trigger switches 167 fixed to the Z-axis moving plate 151 at left and right intervals, and the pair of second trigger switches 167 is located between the pair of second stoppers 166. When the X-axis moving plate 161 moves leftward until the right second stop 166 abuts on the right second trigger switch 167, the X-axis moving plate 161 stops moving leftward; when the X-axis moving plate 161 moves rightward until the left second stopper 166 abuts against the left second trigger switch 167, the X-axis moving plate 161 stops moving rightward.

In other embodiments of the present invention, the specific structure of the Z-axis limiting unit and the X-axis limiting unit is not limited to the structure shown in fig. 6, 7, and 8.

As shown in fig. 9 and 10, the rotation adjusting unit according to the present invention includes a fourth gear 171 disposed on the flange chuck 12 and having a rotation axis as an axis, a fifth gear 172 disposed on the X-axis moving plate 161 and engaged with the fourth gear 171 to drive the flange chuck 12 to rotate when rotating, and a fourth motor 173 for driving the fifth gear 172 to rotate.

More specifically, referring to fig. 10, the fourth gear 171 is rotatably engaged with the rotary support 170, the rotary support 170 is engaged with the screw hole 1610 of the X-axis moving plate 161 by a bolt 1700 to be fixed on the X-axis moving plate 161, the fourth motor 173 is a servo motor, and a speed reducer is further disposed between the fourth motor 173 and the fifth gear 172, and is not specifically developed here.

As further shown in fig. 9 and 10, the flange chuck 12 includes a chuck 120 base rotating around a rotation axis, a plurality of jaws 121 uniformly distributed on the chuck base 120 with the rotation axis as a center, and a jaw adjusting mechanism for synchronously adjusting the distance between the jaws 121 and the rotation axis to clamp or loosen the flange 51. In particular, in the present embodiment, the jaw adjusting mechanism has a power supply assembly including a sixth gear 125 rotatably disposed with respect to the fourth gear 171 to adjust the distance of the jaws 121 with respect to the rotation axis when rotated, a seventh gear 124 engaged with the sixth gear 125, and a sixth motor 122 driving the seventh gear 124 to rotate. A clutch 123 is arranged between the sixth motor 122 and the seventh gear 124, and when the clutch 123 is in a combined state, the sixth motor 122 can drive the seventh gear 124 to rotate; when the clutch 123 is in the disengaged state, the output end of the sixth motor 122 is disconnected from the seventh gear 124, and the sixth gear 125 rotates in synchronization with the fourth gear 171.

The jaw adjusting mechanism in this embodiment further has a manual adjusting assembly for the user to manually adjust the position of the jaw 121, as shown in fig. 9 and 10, the manual adjusting assembly includes an eighth gear 126 engaged with the sixth gear 125 and a rotating lever 127 for rotating the eighth gear 126, and the rotating lever 127 is rotatably disposed on the X-axis moving plate 161.

Referring to fig. 1 and 2, the flange support head 100 according to the present invention further includes a sensor 191 disposed at a front side of the head body 100 to sense a rear end of the straight pipe 51 when the straight pipe 52 paired with the flange 51 approaches the flange 51 along the extending direction of the rotation axis, so as to obtain a distance between the rear end of the straight pipe 51 and the flange 51. In the process of pairing the flange 51 and the straight pipe 52, when the flange support headstock 100 drives the flange 51 to approach the straight pipe 52 to reach a certain distance, the sensor 191 may sense the rear end of the straight pipe 52, and based on the thickness of the flange, the positional relationship between the flange chuck 12 and the sensor 191 in the Y-axis direction, and the like, the distance between the flange 51 and the rear end of the straight pipe 52 may be obtained, and further, the moving distance of the flange 51 in the Y-axis direction may be accurately controlled by controlling the action of the Y-axis adjusting unit, so that the flange 51 and the straight pipe 52 have a proper positional relationship when being paired.

As a preferred embodiment of the present invention, referring to fig. 2 and 3, the flange supporting head frame 100 further includes a telescopic rod 192 fixed to the front side of the head frame body 11 and having a telescopic direction consistent with the extending direction of the rotation shaft, and the sensor 191 is fixed to the front end of the telescopic rod 192. Based on this arrangement, after the sensor 191 senses the rear end of the straight tube 51 and obtains the distance between the front flange 51 and the rear end of the straight tube 52, the retractable rod 192 can be retracted, thereby preventing the sensor 191 from being damaged by further movement or other operations of the head frame body 11.

Referring to fig. 1 and 11, the present invention further provides a flange-straight pipe pairing apparatus, which has the flange support head 100 and the straight pipe bracket 200 located at the front side of the flange support head 100 for supporting the straight pipe 52.

More specifically, the straight tube bracket 200 of the present invention can limit the front and back directions of the straight tube 52, the position of the headstock body 11 can be adjusted by the Y-axis adjusting unit, so that the headstock body 11 can be close to or away from the straight tube bracket 200, and the adjustment of the X-Z axis adjusting table to the axial position of the flange 51 can make the axial line of the flange 52 coincide with the axial line of the straight tube 51 during pairing.

Referring to fig. 11, the pairing apparatus in this embodiment has two straight tube brackets 200 spaced apart to collectively carry the straight tubes 52 and define the forward and rearward orientation of the straight tubes 52. Referring to fig. 14, each straight tube bracket 200 includes a bracket base 21 and a pair of support wheels 22 disposed at the top of the bracket base 21 and opposite to each other in the left-right direction for abutting against different positions of the outer wall of the straight tube 52 when carrying the straight tube 52, as shown in fig. 14, the pair of support wheels 22 includes a first support wheel 221 and a second support wheel 222, and the first support wheel 221 and the second support wheel 222 are respectively disposed to rotate around a front-back rotation axis to drive the straight tube 52 to roll around the axis of the straight tube 52 when rotating.

In a specific implementation process, the support wheel 22 on at least one straight tube bracket 200 is connected with a fifth motor (not shown in the drawings) for driving the support wheel to rotate, and based on the arrangement of the fifth motor, the active rotation of the straight tube 52 on the straight tube bracket 200 can be realized.

The utility model relates to a flange, straight tube group are to equipment still include the axial lead detecting element who is used for detecting 52 axial leads of straight tube position, refer to fig. 12, fig. 13 and show, and axial lead detecting element reciprocates the 2D laser displacement sensor 32 that sets up and be located flange (holding) chuck 12 front side top including relative first support 31 and relative first support 31 of the fixed setting of headstock body 11.

Specifically, in the embodiment, the assembling device has a carrier 30 fixed on the bottom plate 110, a first bracket 31 is fixed on the carrier 30 and extends upward toward the front side of the flange chuck 12, and a first fixing rod 320 for fixing the 2D laser displacement sensor 32 is disposed at the front end of the first bracket 31 and moves up and down.

In the specific application process, the axial lead detection process of the straight pipe 52 is as follows: the straight tube 52 is supported on the straight tube bracket 200, the headstock body 11 drives the carrier 30 to move towards the direction of the straight tube bracket 200 until the sensor 191 senses the end of the straight tube 52, the Y-axis moving unit stops moving, at this time, the end of the straight tube 52 is located within the detection range of the 2D laser displacement sensor 32, the support wheel 22 on the straight tube bracket 200 drives the straight tube 52 to rotate for a circle, and the 2D laser displacement sensor 32 obtains the axis line of the straight tube 52 according to the shape detection data of the straight tube 52. According to the axial lead of the straight pipe 52 detected by the 2D laser displacement sensor 32, the X-Z axis adjusting table of the flange support headstock 100 adjusts the position of the flange chuck 12 in the vertical direction and the left-right direction until the axial lead of the flange 51 coincides with the axial lead of the straight pipe 52. In the specific assembling process, the flange 51 can also be rotated to a proper angle around the axial lead of the flange 51 before being assembled with the straight pipe 52 through the rotation adjustment of the rotation adjusting unit.

As further shown in fig. 12 and 13, the assembling device according to the present invention further includes a welding unit for welding the gap between the flange 51 and the straight pipe 52 after the flange 51 and the straight pipe 52 are assembled, wherein the welding unit includes a second bracket 41 fixedly disposed with respect to the headstock body 11 and a first welding gun 42 and a second welding gun 43 which are both vertically moved with respect to the second bracket 41 and are disposed to weld the gap on both sides of the flange 51 after the flange 51 and the straight pipe 52 are assembled.

In the implementation process, the second bracket 41 is also fixed on the carrier 30 and extends upward toward the front side of the flange chuck 12, the second bracket 41 is provided with a second fixing rod 420 and a third fixing rod 430 which move up and down, and the first welding gun 42 and the second welding gun 43 are respectively assembled on the second fixing rod 420 and the third fixing rod 430 through a first cross carriage 421 and a second cross carriage 431; in the present embodiment, the first welding torch 42 and the second welding torch 43 are disposed in front of the 2D laser displacement sensor 32 and spaced forward and backward.

In a specific application process, the flange 51 and the straight pipe 52 have a proper contraposition relationship through the multidimensional adjustment of the flange supporting headstock 100 on the position of the flange 51, and after the flange 51 and the straight pipe 52 reach the proper position relationship, the assembly and the fixation between the flange 51 and the straight pipe 52 can be completed in a manual local spot welding mode; after the two welding guns are completely fixed, the gap formed between the two welding guns needs to be welded completely, at this time, the flange chuck 12 releases the flange 51, and the Y-axis moving unit drives the bottom plate 110 to move in the direction away from the straight pipe bracket 200 until the first welding gun 42 and the second welding gun 43 are respectively positioned above two sides of the flange 51. Then, the first welding gun 42 is moved to the flange 51 side by the cooperation of the second fixing rod 420 and the first cross carriage 421 to a first welding position where the gap between the flange 51 and the straight pipe 52 is welded on the flange 51 side; the second welding gun 43 is movable to a second welding position at which the flange 51 is welded to the other side of the flange 51 by the third fixing rod 430 and the second cross carriage 431, and the gap between the flange 51 and the straight pipe 52 is welded at the side. When welding a gap between the flange 51 and the straight pipe 52, the support wheel 22 of the straight pipe bracket 200 rotates the straight pipe 52, and the first welding gun 42 and the second welding gun 43 continuously weld the gap between the flange 51 and the straight pipe 52 on both sides of the flange 52. In practical applications, the first cross carriage 421 and the second cross carriage 431 each have a profile assembly that elastically abuts against a flange side wall and/or a straight pipe outer wall so that the first welding gun 42 and the second welding gun 43 are always in proper welding positions during welding, and are not further unfolded.

As a more preferred embodiment of the utility model, the utility model also provides a to top formula flange, straight tube group to equipment. Referring to fig. 15, the opposite flange-straight pipe pairing apparatus includes two flange support heads 100 disposed at intervals in a front-back direction and both used for supporting the flanges 51, and a straight pipe bracket 200 disposed between the two flange support heads 100 and used for supporting the straight pipe 52 and limiting the front-back direction of the straight pipe 52. In the present embodiment, the opposite-top flange and straight pipe pairing apparatus is additionally provided with a flange support headstock 100 on the basis of the structure of the flange and straight pipe pairing apparatus shown in fig. 11, and based on the additionally provided flange support headstock 100, it is possible to satisfy the requirement that both ends of the straight pipe 52 are simultaneously paired with different flanges 51, thereby effectively improving the pairing efficiency of the flanges 51 and the straight pipe 52.

In order to adapt to the pairing between the two ends of the straight pipes 52 and the flanges 51 with different lengths, the opposite-type flange and straight pipe pairing device in the embodiment further comprises a spacing adjusting unit for adjusting the distance between the two head frame bases 13.

As shown in fig. 16, 17, 18 and 4, the pitch adjustment unit includes a guide rail 32 disposed at the bottom of one of the head bases 13 to limit the forward and backward movement of the corresponding head base 13, a rack 34 fixedly disposed with respect to the guide rail 32 and extending in the same direction as the guide rail 32, a gear 35 disposed on the corresponding head base 13 and engaged with the rack 34 to drive the corresponding head base 13 to move forward and backward when rotated, and a motor 36 driving the gear 35 to rotate.

In the embodiment, the opposite-top type flange and straight pipe pairing device comprises a mounting base 31, a pair of parallel rails 32 facing front and back are fixed on the mounting base 31, the bottom of the headstock base 13 is in sliding fit with the rails 32 through a sliding block 33, a motor 36 is fixed on the headstock base 13, and a gear 35 is linked with an output shaft of the motor 36; the motor 36 is usually a servo motor, and a speed reducer is further provided between the motor 36 and the gear 35, and is not specifically developed here.

In other embodiments of the present invention, the two flange supporting head frames 100 constituting the opposite-top flange and straight pipe pairing apparatus are all mounted on the mounting base 31 through the above-mentioned distance adjusting unit.

The opposing flange-straight pipe pairing apparatus shown in fig. 11 has two straight pipe brackets 200 respectively adjacent to the front and rear flange support head 100 to jointly carry the straight pipe 52 and define the front and rear orientations of the straight pipe 52, and each straight pipe bracket 200 is preferably fixedly disposed with respect to the head base 13 of the corresponding side flange support head 100. As shown in fig. 16 and 17, the straight tube brackets 200 near the side flange support head 100 are fixed on the head base 13, and therefore, the distance between the two straight tube brackets 200 for carrying the straight tubes 52 is adjustable, so as to adapt to the support of the straight tubes 52 with different lengths.

It is understood that, for the opposite flange and straight pipe pairing apparatus shown in fig. 11, both the front and rear ends are provided with an axis line detection unit for detecting and acquiring the position of the axis line of the straight pipe 52 at both the front and rear ends of the straight pipe 52, and a welding unit for performing welding operations at both the front and rear ends of the straight pipe 52 after the flange 51 and straight pipe 52 are paired. The specific design structures of the shaft center line detection unit and the welding unit can be referred to the above description.

As shown in fig. 15 and 19, the pairing apparatus according to the present invention further includes an auxiliary bracket 24 that cooperates with the straight pipe brackets 200 to jointly carry the straight pipe 52, and the auxiliary bracket 24 is disposed between the two straight pipe brackets 200 to support the straight pipe 52 when the length of the straight pipe 52 is too large. Specifically, in the present embodiment, the auxiliary bracket 24 is disposed on the mounting base 31 in an inverted manner, and the auxiliary bracket 24 has an upright state for supporting the straight tube 52 and a lying state accommodated in the mounting base 31.

Referring to fig. 16, in the specific implementation process, the assembly apparatus according to the present invention further has a structure, such as a control cabinet 600, for realizing the feeding and discharging of the straight pipe 52 and the blanking after welding, and realizing the operation control of the assembly apparatus, and the like, and is not further developed herein.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. The opposite-top type flange and straight pipe assembling equipment is characterized by comprising two flange supporting head frames which are arranged at intervals from front to back and are used for bearing flanges, and a straight pipe bracket which is arranged between the two flange supporting head frames and is used for bearing a straight pipe and limiting the front and back directions of the straight pipe, wherein each flange supporting head frame comprises a head frame body and a flange chuck which is arranged on one side of the head frame body, which faces the straight pipe bracket, and is used for clamping the flange and keeping the front and back directions of the axial lead of the flange; the flange supporting headstock is further provided with a position adjusting mechanism for adjusting the position of the flange, the position adjusting mechanism comprises a Y-axis adjusting unit for adjusting the position of the headstock body to enable the headstock body to be close to or far away from the straight pipe bracket, an X-Z-axis adjusting table for adjusting the position of the axis of the flange to enable the axis of the flange to coincide with the axis of the straight pipe, and a rotary adjusting unit for driving the flange clamp to rotate around a rotary shaft, wherein the X-Z-axis adjusting table is connected with the headstock body and the flange chuck, and the straight line where the rotary shaft is located coincides with the position where the axis of the flange is located.

2. The opposite-vertex type flange-straight pipe pairing apparatus according to claim 1, wherein each of the flange support headrests further comprises a headstock base disposed below the headstock body, and the Y-axis adjusting unit comprises a first guide assembly connecting the headstock body and the headstock base to limit the headstock body to move back and forth, a first rack disposed on the headstock base and oriented back and forth, a first gear disposed on the headstock body and engaged with the first rack to drive the headstock body to move back and forth relative to the headstock base when rotating, and a first motor driving the first gear to rotate.

3. The opposite-type flange and straight pipe pairing device as claimed in claim 2, wherein the pairing device further comprises a spacing adjustment unit for adjusting the distance between two headstock bases, the spacing adjustment unit comprises a guide rail arranged at the bottom of at least one headstock base to limit the forward and backward movement of the corresponding headstock base, a rack fixedly arranged relative to the guide rail and consistent with the extending direction of the guide rail, a gear arranged on the corresponding headstock base and engaged with the rack to drive the corresponding headstock base to move forward and backward when rotating, and a motor for driving the gear to rotate.

4. The opposite-vertex type flange-straight pipe pairing device according to any one of claims 1 to 3, wherein the X-Z axis adjusting table comprises an X axis adjusting unit for adjusting the position of the flange chuck left and right relative to the headstock body and a Z axis adjusting unit for adjusting the position of the flange chuck up and down.

5. The opposite vertex type flange and straight pipe pairing device according to claim 4, wherein the headstock body is provided with a mounting plate at the front side, the Z-axis adjusting unit comprises a Z-axis moving plate, a second guide assembly connecting the Z-axis moving plate and the mounting plate to limit the Z-axis moving plate to move up and down, a second rack arranged on the Z-axis moving plate and facing up and down, a second gear arranged on the mounting plate and engaged with the second rack to drive the Z-axis moving plate to move up and down relative to the mounting plate when rotating, and a second motor driving the second gear to rotate; the X-axis adjusting unit further comprises an X-axis moving plate, a third guide assembly, a third rack, a third gear and a third motor, wherein the third guide assembly is connected with the X-axis moving plate and the Z-axis moving plate to limit the X-axis moving plate to move left and right, the third rack is arranged on the X-axis moving plate and faces left and right, the third gear is arranged on the Z-axis moving plate and is meshed with the third rack to drive the X-axis moving plate to move left and right relative to the Z-axis moving plate when rotating, and the third motor drives the third gear to rotate; the flange chuck is rotatably connected to the X-axis moving plate.

6. The opposite vertex type flange and straight pipe pairing device according to claim 5, wherein the rotation adjusting unit comprises a fourth gear disposed on the flange chuck and taking the rotation shaft as an axis, a fifth gear disposed on the X-axis moving plate and engaged with the fourth gear to drive the flange chuck to rotate when rotating, and a fourth motor driving the fifth gear to rotate.

7. The opposite-vertex flange and straight pipe pairing device according to claim 3, wherein the pairing device has two straight pipe brackets respectively close to the front and rear sides of the flange support headstock for jointly carrying the straight pipe and defining the front and rear orientation of the straight pipe, each straight pipe bracket is fixedly arranged relative to the headstock base of the flange support headstock on the corresponding side, each straight pipe bracket comprises a bracket seat and a pair of support wheels oppositely arranged on the top of the bracket seat in a left-right direction for abutting against different positions on the outer wall of the straight pipe when carrying the straight pipe, and the pair of support wheels are respectively rotatably arranged around a rotation axis in the front and rear orientation for driving the straight pipe to roll around the straight pipe axis when rotating.

8. The opposing-top flange, straight pipe pairing apparatus as set forth in claim 7, wherein the support wheel on at least one of the straight pipe brackets is connected to a fifth motor for driving rotation thereof.

9. The opposite-vertex type flange-straight pipe pairing device according to any one of claims 1 to 3, further comprising two sensors respectively disposed on sides of the two headstock bodies facing the straight pipe bracket for sensing the end of the straight pipe when the flange approaches the straight pipe along the extension direction of the rotation axis so as to obtain the distance between the end of the straight pipe and the flange.

10. The opposite-top type flange and straight pipe pairing device as claimed in any one of claims 1 to 3, wherein the pairing device further comprises two axis detection units for detecting and acquiring the position of the axis of the straight pipe at the front end and the rear end of the straight pipe respectively, each axis detection unit comprises a first bracket fixedly arranged relative to the headstock body at the corresponding side and a 2D laser displacement sensor arranged to move up and down relative to the first bracket and positioned above one side of the flange chuck close to the straight pipe bracket at the corresponding side.

11. The opposite-vertex type flange and straight pipe pairing device according to any one of claims 1 to 3, wherein the pairing device further comprises two welding units for welding gaps between flanges and straight pipes on corresponding sides respectively at the front end and the rear end of the straight pipe after the flanges and the straight pipes are paired, each welding unit comprises a second support fixedly arranged relative to the headstock body on the corresponding side and a first welding gun and a second welding gun which are respectively arranged on two sides of the flanges after the flanges and the straight pipes are paired on the corresponding side in an up-and-down mode and are respectively arranged on the second support in an up-and-down mode.