CN212398687U - Parking equipment boundary beam connecting plate welding production line - Google Patents

Parking equipment boundary beam connecting plate welding production line Download PDF

Info

Publication number
CN212398687U
CN212398687U CN202021748028.0U CN202021748028U CN212398687U CN 212398687 U CN212398687 U CN 212398687U CN 202021748028 U CN202021748028 U CN 202021748028U CN 212398687 U CN212398687 U CN 212398687U
Authority
CN
China
Prior art keywords
hanging plate
positioning
welding
plate
seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202021748028.0U
Other languages
Chinese (zh)
Inventor
李祥啟
李文明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dayang Parking Co Ltd
Original Assignee
Dayang Parking Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dayang Parking Co Ltd filed Critical Dayang Parking Co Ltd
Priority to CN202021748028.0U priority Critical patent/CN212398687U/en
Application granted granted Critical
Publication of CN212398687U publication Critical patent/CN212398687U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The utility model discloses a parking equipment boundary beam connecting plate welding production line, which belongs to the technical field of stereo garage production equipment, and comprises a frame, an assembly welding device, a discharging device and a turnover mechanism, wherein the assembly welding device comprises an assembly welding rack, a first positioning piece is fixedly arranged at the front side of the assembly welding rack, a first jacking piece is movably arranged at the rear side of the assembly welding rack, and end plate mounting holes are respectively formed in the first positioning surface and the first jacking piece; a first side face positioning seat and a second side face positioning seat are fixedly arranged on one side of the assembly welding rack in the left-right direction respectively; the second side positioning seat is outwards staggered relative to the first side positioning seat by a distance equivalent to the thickness of the first reinforcing plate, a first pressing seat is further slidably mounted on the assembly welding rack, and a second reinforcing plate mounting hole is formed in the first pressing seat. The utility model discloses a welding of boundary beam and connecting plate has improved welding efficiency.

Description

Parking equipment boundary beam connecting plate welding production line
Technical Field
The utility model belongs to the technical field of stereo garage production facility, especially, relate to a parking equipment boundary beam connecting plate welding production line.
Background
As shown in fig. 1, the parking equipment edge beam 100 includes an upper flange plate 101, a lower flange plate 102, and a web plate 103 located between the upper flange plate 101 and the lower flange plate 102, wherein notches 104 penetrating vertically are formed at corresponding positions of the upper flange plate 101 and the lower flange plate 102, and the notches 104 are distributed at two sides of the edge beam 100. It is necessary to weld the coupling plates to the edge beam 100, and the coupling plates include a first reinforcing plate 201 and a second reinforcing plate 202 respectively located at the notches 104 on both sides of the edge beam 100, and end plates 203 located at both ends of the edge beam 100.
At present, when the boundary beam 100 and the connecting plate are welded in the prior art, the upper flange plate 101 is welded with the first reinforcing plate 201, the second reinforcing plate 202 and the end plate 203 respectively by manpower, then the boundary beam 100 of the parking equipment is turned over to enable the lower flange plate 102 to face upwards, and finally the lower flange plate 102 is welded with the first reinforcing plate 201, the second reinforcing plate 202 and the end plate 203. However, this welding method requires manual positioning and welding of the side sill 100 and the connecting plate, which not only has low welding efficiency, but also has poor welding consistency. In addition, the stereo garage boundary beam 100 also needs to be turned over manually, which results in high labor intensity of workers.
Therefore, in stereo garage production facility technical field, still there is research and modified demand to parking equipment boundary beam connecting plate welding production line, this is also a research focus and the focus in present stereo garage production facility technical field, more the utility model discloses the starting point that can accomplish.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model discloses the technical problem that solve is: the welding production line for the boundary beam connecting plate of the parking equipment is provided, the boundary beam and the connecting plate are not required to be positioned manually, the welding efficiency is improved, the boundary beam and the connecting plate are welded, and the welding consistency is good; need not rely on artifical edge beam to overturn, labour saving and time saving.
In order to solve the technical problem, the technical scheme of the utility model is that: a welding production line for a boundary beam connecting plate of parking equipment comprises a first reinforcing plate, a second reinforcing plate and an end plate, and comprises a rack, wherein an assembly welding device, a welding device and a discharging device are sequentially arranged on the rack;
the assembly welding device comprises an assembly welding rack, a first positioning piece is fixedly mounted on the front side of the assembly welding rack, the first positioning piece is provided with a vertically arranged first positioning surface, and a first jacking piece which is driven by a first linear driving device and can reciprocate in the front-back direction is slidably mounted on the rear side of the assembly welding rack; a first side face positioning seat and a second side face positioning seat are fixedly mounted on one side of the assembly welding rack in the left-right direction respectively, and the position of the second side face positioning seat corresponds to the position of a notch on one side of the boundary beam; the first side positioning seat and the second side positioning seat are respectively provided with a first side positioning reference surface and a second side positioning reference surface which are vertically arranged, the first side positioning reference surface and the first positioning surface are mutually perpendicular and form a first working area therebetween, and the first positioning surface and the first jacking piece are respectively provided with an end plate mounting hole corresponding to the first working area; the second side positioning reference surface and the first side positioning reference surface are arranged in parallel, the second side positioning reference surface is outwards staggered relative to the first side positioning reference surface by a distance equivalent to the thickness of the first reinforcing plate, a first pressing seat which is driven by a second linear driving device and can reciprocate along the left-right direction is further slidably mounted on the assembly welding bench, and a second reinforcing plate mounting hole corresponding to a gap on the other side of the side beam is formed in the first pressing seat;
the welding production line also comprises a turnover mechanism used for turning over the edge beam;
the welding device comprises a welding rack, a second positioning piece is fixedly mounted on the front side of the welding rack, the second positioning piece is provided with a second positioning surface which is vertically arranged, and a second jacking piece which is driven by a third linear driving device and can reciprocate in the front-back direction is slidably mounted on the rear side of the welding rack; a third side positioning seat is fixedly installed on one side of the welding rack in the left-right direction, the third side positioning seat is provided with a vertically arranged third side positioning reference surface, the third side positioning reference surface and the second positioning surface are mutually perpendicular, and a second working area for placing the side beam is formed between the third side positioning reference surface and the second positioning surface; the welding bench is also provided with a second pressing seat which is driven by a fourth linear driving device and can reciprocate along the left and right directions in a sliding manner;
the discharging device comprises a discharging trolley.
As an improvement, the first positioning piece is a first positioning beam, the second positioning piece is a second positioning beam, and the first tightening piece and the second tightening piece are both tightening beams; the first side surface positioning seats, the second side surface positioning seats and the first pressing seats are all provided with a plurality of first side surface positioning seats, and are respectively and uniformly arranged at intervals along the extending direction of the first positioning beam;
the third side positioning seat and the second pressing seat are respectively provided with a plurality of positioning seats, and the positioning seats are respectively and uniformly arranged at intervals along the extending direction of the second positioning beam.
As a further improvement, the bottom of each first pressing seat is fixedly arranged on a first sliding frame, and the first sliding frame is slidably arranged on the assembly welding rack; every the bottom that the second compressed tightly the seat all fixed mounting on a second carriage, second carriage slidable mounting in on the welding rack.
As a further improvement, the second linear driving device is connected with the first sliding frame; the fourth linear driving device is connected with the second sliding frame.
As a further improvement, the plurality of first side positioning seats form a first side positioning seat group, and at least two groups of the first side positioning seat groups are arranged; the plurality of third side positioning seats form a third side positioning seat group, and at least two groups of the third side positioning seat groups are arranged.
As a further improvement, a plurality of second side positioning seats form a second side positioning seat group, at least two groups of second side positioning seat groups are provided, and at least two first sliding frames and at least two second linear driving devices are provided; and at least two second sliding frames and at least two fourth linear driving devices are arranged.
As an improvement, the turnover mechanism comprises two hanging plate assemblies and two hoisting hoists respectively matched with the two hanging plate assemblies, and the hoisting hoists are arranged on the rack; each hanging plate assembly comprises a first hanging plate, a second hanging plate, a third hanging plate, a fourth hanging plate and a fifth hanging plate which are sequentially hinged together, and a lifting hole is formed in the first hanging plate;
the fifth hanging plate comprises a fifth hanging plate body, one end, far away from the fourth hanging plate, of the fifth hanging plate body is provided with a bent part, a stop part is arranged on the bent part, and a containing cavity for containing the edge part of the flange plate of the side beam is formed among the stop part, the bent part and the fifth hanging plate body;
the fourth hanging plate comprises a first connecting section hinged with the third hanging plate and a second connecting section hinged with the fifth hanging plate, an inclined connecting part is arranged between the first connecting section and the second connecting section, and the first connecting section and the second connecting section are arranged in a transversely staggered mode;
the longitudinal length of the fifth hanging plate body and the longitudinal length of the third hanging plate are matched with the maximum width of the boundary beam, and the longitudinal length of the fourth hanging plate body and the longitudinal length of the second hanging plate are matched with the maximum height of the boundary beam;
the stop part and the bent part of the hanging plate assembly can be hooked on the upper flange plate of the boundary beam, the fifth hanging plate body, the fourth hanging plate, the third hanging plate and the second hanging plate can sequentially wrap the boundary beam, and the lifting hole of the first hanging plate is hung at the hook of the hoisting block;
the stop part and the bending part of the other hanging plate component can be hooked on a lower flange plate at the other position of the boundary beam, the fifth hanging plate body and the fourth hanging plate can sequentially coat the boundary beam, and a lifting hole of the first hanging plate is hung at the other hook of the hoist.
As a further improvement, the stop is a pin.
As a further improvement, the pin is vertically fixed on the bending part.
As an improvement, a first hinge shaft is arranged between the first hanging plate and the second hanging plate, a second hinge shaft is arranged between the second hanging plate and the third hanging plate, a third hinge shaft is arranged between the third hanging plate and the fourth hanging plate, and a fourth hinge shaft is arranged between the fourth hanging plate and the fifth hanging plate.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
the utility model provides a parking equipment boundary beam connecting plate welding production line, owing to designed assembly welding device, welding set and discharge apparatus, realize the spot welding of boundary beam and connecting plate through the assembly welding device earlier like this, realize the welding of boundary beam and connecting plate through the welding set again, lift off the boundary beam after welding through discharge apparatus at last; because the assembly welding device is provided with the first positioning piece, the first jacking piece driven by the first linear driving device, the first side positioning seat, the second side positioning seat and the first pressing seat driven by the second linear driving device, the first positioning surface and the first jacking piece are respectively provided with the end plate mounting hole corresponding to the first working area, and the first pressing seat is provided with the second reinforcing plate mounting hole, during assembly welding, firstly, the end plates are respectively fixed on the first positioning surface and the end plate mounting hole of the first jacking piece, the second reinforcing plate is fixed on the second reinforcing plate mounting hole of the first pressing seat, then, the edge beam is arranged in the first working area, and then, the end surface and the side surface of the edge beam are respectively pressed against the end plate and the first side positioning reference surface through the first jacking piece of the first linear driving device and the first pressing seat of the second linear driving device, the second side positioning datum plane is outwards staggered relative to the first side positioning datum plane by a distance which is equivalent to the thickness of the first reinforcing plate, so that a first reinforcing plate placing gap can be formed between the edge beam and the second side positioning seat, and after the first reinforcing plate is placed in the gap, the edge beam and the connecting plate can be subjected to spot welding, so that the edge beam and the connecting plate do not need to be positioned manually, and the welding efficiency can be improved; meanwhile, the welding production line also comprises a turnover mechanism, so that the edge beam is turned over through the turnover mechanism instead of manually turning over the edge beam, the labor intensity of workers is reduced, and the production efficiency is improved; after the edge beam is turned over, the other surface can be spot-welded. Because the welding device is provided with the second positioning piece, the second jacking piece driven by the third linear driving device, the third side positioning seat and the second pressing seat driven by the fourth linear driving device, the edge beam after spot welding is arranged in the second working area during welding, and then the end surface and the side surface of the edge beam are respectively propped against the second positioning surface and the third side positioning reference surface through the second jacking piece of the third linear driving device and the second pressing seat of the fourth linear driving device, so that the edge beam and the connecting plate can be welded, the edge beam is not required to be positioned manually, and the welding efficiency can be improved; after one side welding is finished, the turnover mechanism is used for overturning the side beam, and the other side can be welded. The utility model provides a parking equipment boundary beam connecting plate welding production line, needn't rely on the manual work to fix a position boundary beam and connecting plate, improve welding efficiency, realize the welding of boundary beam and connecting plate, and the welding uniformity is good; need not rely on artifical edge beam to overturn, labour saving and time saving.
The first positioning piece is a first positioning beam, and the first jacking piece is a jacking beam; a plurality of first side positioning seats, a plurality of second side positioning seats and a plurality of first pressing seats are arranged, so that a plurality of first working areas can be formed, the connecting plates on a plurality of boundary beams can be subjected to spot welding, and the welding efficiency is greatly improved; because the second setting element is the second locating beam, the second top piece is the tight roof beam in top, third side positioning seat with the second compresses tightly the seat and all has a plurality of, can form a plurality of second work areas like this, can weld a plurality of boundary beams and connecting plate, has improved welding efficiency greatly.
The bottom of each first pressing seat is fixedly arranged on a first sliding frame, and the first sliding frames are slidably arranged on the assembly welding rack, so that all the first pressing seats are connected into a whole through the first sliding frames, and all the first pressing seats can be driven to be pressed by driving the first sliding frames, so that a plurality of second linear driving devices are not required to be arranged to respectively drive the first pressing seats, and the cost is saved; the bottom of each second pressing seat is fixedly arranged on a second sliding frame, the second sliding frames are slidably arranged on the welding rack, all the second pressing seats are connected into a whole through the second sliding frames, all the second pressing seats can be driven to be pressed through driving the second sliding frames, and therefore a plurality of fourth linear driving devices are not needed to be arranged to drive the second pressing seats respectively, and therefore cost is saved.
Because the first side positioning seats form the first side positioning seat group, and at least two groups of the first side positioning seat groups are arranged, when the edge beam is longer in length during assembly welding, the same edge beam is positioned by adopting a plurality of first side positioning seats, so that the edge beam is positioned more accurately, and the edge beam is effectively prevented from being skewed due to overlong length; because a plurality of third side positioning seats form a third side positioning seat group, the third side positioning seat group is at least two groups, when the welding is carried out, when the length of the boundary beam is longer, a plurality of third side positioning seats are adopted for positioning the same boundary beam, so that the boundary beam is positioned more accurately, and the boundary beam is effectively prevented from being skewed due to overlong length.
The second side positioning seats are formed by the plurality of second side positioning seats, and at least two groups of second side positioning seats are arranged, so that the number of the second side positioning seat groups can be set according to the number of the first reinforcing plates on each edge beam; the number of the first sliding frames and the number of the second linear driving devices can be set according to the number of the second reinforcing plates on each edge beam because at least two first sliding frames and at least two second linear driving devices are provided; because the second sliding frame and the fourth linear driving device are at least two, when the side beams are welded, when the length of the side beams is long, the same side beam is compressed by the second compression seats, and the compression effect is good.
When the turnover mechanism is used, a stop part and a bending part of one hanging plate assembly are hooked on an upper flange plate of a side beam, and meanwhile, a fifth hanging plate body, a fourth hanging plate, a third hanging plate and a second hanging plate are sequentially wrapped on the side beam, so that the hanging plate assembly is bound outside the side beam, and then a lifting hole of the first hanging plate is hung at a hook of a heavy hoist (for convenience of description, the hanging plate assembly and the heavy hoist are respectively defined as the first hanging plate assembly and the first heavy hoist); hooking the stop part and the bending part of the other hanging plate assembly on the lower flange plate at the other position of the boundary beam, simultaneously enabling the fifth hanging plate body and the fourth hanging plate body to sequentially coat the boundary beam, and then hanging the lifting hole of the first hanging plate at the hook of the other hoisting block (at the moment, the third hanging plate and the second hanging plate are in a vertical state, and for convenience of description, the hanging plate assembly and the hoisting block are respectively defined as a second hanging plate assembly and a second hoisting block); when the boundary beam overturns, the two hoisting hoists ascend simultaneously, the boundary beam is lifted to the air, then the first hoisting hoist ascends, the overturning force is applied to the boundary beam, the second hoisting hoist descends along with the gradual ascending of the first hoisting hoist, the second hanging plate and the third hanging plate of the first hanging plate assembly are sequentially separated from the boundary beam, the third hanging plate and the second hanging plate of the second hanging plate assembly gradually coat the boundary beam until the boundary beam overturns for 180 degrees, and the last two hoisting hoists descend simultaneously to put down the boundary beam.
Because the stop part is a pin, the stop part is simple in structure and convenient to manufacture.
Owing to designed first articulated shaft, second articulated shaft, third articulated shaft and fourth articulated shaft, made things convenient for the manufacturing and the installation of link plate subassembly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the range which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is a schematic view of the relative positions of a parking apparatus edge beam and a connecting plate;
FIG. 2 is a schematic structural view of a welding production line for a boundary beam connecting plate of a parking device provided by the present invention;
fig. 3 is a schematic structural view of the assembly welding device of the present invention (in fig. 3, an end plate is fixed to the first positioning surface and the first abutting member);
FIG. 4 is a top view of FIG. 3 (with the first compression seat, first slide frame, and end plate omitted);
FIG. 5 is an enlarged schematic view of the first compression seat, first carriage and two support beams of FIG. 3;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a schematic structural view of the assembled and welded structure of FIG. 4 with the edge beams in place (FIG. 7 shows only two edge beams 100, and in this embodiment, eight edge beams 100 may be placed);
FIG. 8 is a schematic structural view of a welding device according to the present invention;
FIG. 9 is a top view of FIG. 8;
FIG. 10 is a schematic structural view of a discharging device in the present invention;
FIG. 11 is a top view of FIG. 10;
FIG. 12 is a schematic structural view of the hanging plate assembly of the present invention;
FIG. 13 is a left side view of FIG. 12;
fig. 14 is a schematic structural view of the turnover mechanism of the present invention;
FIG. 15a is a schematic view of the position of one of the clevis assemblies of FIG. 14 relative to the edge beam;
FIG. 15b is a schematic view of the relative position of the other clevis assembly of FIG. 14 to the edge beam;
FIG. 16 is a schematic view of the edge rail of FIG. 14 shown turned 90;
FIG. 17 is a schematic view of the side rail of FIG. 14 shown turned 180;
in the figure: 100. a boundary beam; 101. an upper flange plate; 102. a lower flange plate; 103. a web; 104. a notch; 201. a first reinforcing plate; 202. a second reinforcing plate; 203. an end plate;
1. a frame; 2. assembling and welding the device; 21. assembling and welding the rack; 211. a support beam; 22. a first positioning member; 221. a first positioning surface; 23. a first linear driving device; 24. a first top tightening member; 25. a first side positioning seat; 251. a first side positioning reference surface; 26. a second side positioning seat; 261. a second side positioning reference surface; 27. a second linear drive; 28. a first pressing seat; 281. a second stiffener plate mounting hole; 29. a first carriage; 3. a welding device; 31. welding the rack; 311. a support beam; 32. a second positioning member; 321. a second positioning surface; 33. a third linear drive; 34. a second top member; 35. a third side positioning seat; 351. a third side positioning reference surface; 36. a second pressing seat; 37. a second carriage; 4. a discharge device; 41. a discharge trolley; 5. a turnover mechanism; 51. a first hanging plate; 51a, a first hanging plate; 51b, a first hanging plate; 511. lifting holes; 511a, lifting holes; 511b, lifting holes; 52. a second hanging plate; 52a and a second hanging plate; 52b, a second hanging plate; 53. a third hanging plate; 53a, a third hanging plate; 53b, a third hanging plate; 54. a fourth hanging plate; 54a and a fourth hanging plate; 54b and a fourth hanging plate; 541. a first connection section; 542. a second connection section; 543. an inclined connecting part; 55. a fifth hanging plate; 551. a fifth hanging plate body; 551a and a fifth hanging plate body; 551b and a fifth hanging plate body; 552. a bending part; 552a, a bent portion; 552b, a bent portion; 553. a stopper; 553a, a stopper; 553b, a stopper; 554. an accommodating chamber; 56. a first hinge shaft; 57. a second hinge shaft; 58. a third hinge shaft; 59. a fourth hinge shaft; 510a, a first hanging plate assembly, 510b and a second hanging plate assembly; 512. a first heavy hoist; 513. and a second hoisting block.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the present specification, the terms "front", "rear", "left", "right", "inner", "outer" and "middle" are used for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes.
As shown in figure 2, the welding production line for the boundary beam connecting plate of the parking equipment comprises a rack 1, wherein an assembly welding device 2, a welding device 3 and a discharging device 4 are sequentially arranged on the rack 1.
As shown in fig. 3 to 6, the assembly welding device 2 includes an assembly welding bench 21, a first positioning member 22 is fixedly mounted on a front side of the assembly welding bench 21, the first positioning member 22 has a first positioning surface 221 arranged vertically, a first jacking member 24 driven by a first linear driving device 23 and capable of reciprocating in a front-back direction is slidably mounted on a rear side of the assembly welding bench 21, preferably, the first linear driving device 23 is a first hydraulic cylinder, a cylinder body of the first hydraulic cylinder is fixedly mounted on the assembly welding bench 21, and a piston rod of the first hydraulic cylinder is connected with the first jacking member 24; of course, the first linear driving device 23 may also be an electric cylinder, etc., which will not be described herein; a first side positioning seat 25 and a second side positioning seat 26 are respectively fixedly installed on one side (the left side in the embodiment) of the assembly welding bench 21 in the left-right direction, and the position of the second side positioning seat 26 corresponds to the position of a notch on one side of the boundary beam; the first side positioning seat 25 and the second side positioning seat 26 respectively have a first side positioning reference surface 251 and a second side positioning reference surface 261 which are vertically arranged, the first side positioning reference surface 251 and the first positioning surface 221 are vertically arranged, a first working area is formed between the first side positioning reference surface 251 and the first positioning surface 221, the first positioning surface 221 and the first tightening member 24 are both provided with end plate mounting holes (not shown in the figure) corresponding to the first working area, preferably, each end plate 203 is fixed by four bolts and four nuts, and correspondingly, four end plate mounting holes are respectively formed in the first positioning surface 221 and the first tightening member 24 corresponding to each working area; (ii) a The second side positioning reference surface 261 and the first side positioning reference surface 251 are arranged in parallel, the second side positioning reference surface 261 is staggered outwards relative to the first side positioning reference surface 251 by a distance equivalent to the thickness of the first reinforcing plate, the assembly welding bench 21 is further provided with a first pressing seat 28 which is driven by a second linear driving device 27 and can reciprocate along the left-right direction in a sliding manner, the first pressing seat 28 is provided with a second reinforcing plate mounting hole 281 corresponding to a gap on the other side of the boundary beam, preferably, each second reinforcing plate is also fixed by four bolts and four nuts, and thus, the first pressing seat 28 is also provided with four second reinforcing plate mounting holes 281; preferably, the second linear driving device 27 is a second hydraulic cylinder, of course, an electric cylinder or the like may be used as the second linear driving device 27, and will not be described herein again.
As shown in fig. 3 to 6 together, in order to improve the welding efficiency, in the present embodiment, the first positioning member 22 is a first positioning beam, and the first tightening member 24 is a tightening beam; the first side positioning seats 25, the second side positioning seats 26 and the first pressing seats 28 are all provided with a plurality of parts and are respectively and uniformly arranged at intervals along the extending direction of the first positioning beam, so that a plurality of first working areas can be formed, and the connecting plates on a plurality of boundary beams can be subjected to spot welding. Preferably, there are eight first side positioning seats 25, eight second side positioning seats 26 and eight first pressing seats 28, which can simultaneously position eight edge beams. Of course, the number of the first side positioning seats 25, the number of the second side positioning seats 26, and the number of the first compressing seats 28 may be other numbers, which are not described herein again.
As shown in fig. 3, 5 and 6, the bottom of each first pressing base 28 is fixedly mounted on a first sliding frame 29, the first sliding frame 29 is slidably mounted on two supporting beams 211 of the assembly welding bench 21, the second linear driving device 27 is connected to the first sliding frame 29, specifically, the cylinder body of the second hydraulic cylinder is fixedly mounted on the assembly welding bench 21, and the piston rod of the second hydraulic cylinder is connected to the first sliding frame 29, so that all the first pressing bases 28 are connected into a whole by the first sliding frame 29, and all the first pressing bases 28 can be driven to be pressed by driving the first sliding frame 29, so that it is not necessary to provide a plurality of second linear driving devices 27 to drive the first pressing bases 28 respectively, thereby saving the cost.
As shown in fig. 3 and 4 together, when the length of the side beam is long, in order to position the side beam more accurately, the first side positioning seats 25 form a first side positioning seat group, and the first side positioning seat group is at least two groups, so that the same side beam is positioned by the first side positioning seats 25, and the side beam is effectively prevented from being skewed due to overlong length. Preferably, two sets of first side location seat groups are selected for use, and eight first side location seats 25 are selected for use to the quantity of first side location seat 25 in every first side location seat group, and first side location seat 25 is total 16 like this, and every boundary beam adopts two first side location seats 25 to fix a position, and two first side location seats 25 are close to the both ends of boundary beam respectively and arrange.
The second side positioning seats 26 form at least two groups of second side positioning seat groups, so that the number of the second side positioning seat groups can be set according to the number of the first reinforcing plates on each edge beam. In this embodiment, the number of the first reinforcing plates on each side beam is two, and therefore, the number of the second side surface positioning seat groups is two. At least two first sliding frames 29 and two second linear drives 27 are provided, so that the number of the first sliding frames 29 and the number of the second linear drives 27 can be set according to the number of the second reinforcing plates on each side beam, and in the embodiment, two first sliding frames 29 and two second linear drives 27 are selected.
As shown in fig. 8 and 9, the welding device 3 includes a welding stage 31, a second positioning member 32 is fixedly mounted on a front side of the welding stage 31, the second positioning member 32 has a second positioning surface 321 arranged vertically, a second top member 34 driven by a third linear driving device 33 and capable of reciprocating in a front-back direction is slidably mounted on a rear side of the welding stage 31, preferably, the third linear driving device 33 is a third hydraulic cylinder, a cylinder body of the third hydraulic cylinder is fixedly mounted on the welding stage 31, and a piston rod of the third hydraulic cylinder is connected with the second top member 34; of course, the third linear driving device 33 may also be an electric cylinder, etc., and will not be described herein; a third side positioning seat 35 is fixedly mounted on one side (the left side in the embodiment) of the welding bench 31 in the left-right direction, the third side positioning seat 35 has a vertically arranged third side positioning reference surface 351, the third side positioning reference surface 351 and the second positioning surface 321 are arranged perpendicular to each other, and a second working area for placing a side beam is formed between the third side positioning reference surface 351 and the second positioning surface 321; the welding bench 31 is further slidably mounted with a second pressing base 36 driven by a fourth linear driving device (not shown in the figure) and capable of reciprocating in the left-right direction, preferably, the fourth linear driving device is a fourth hydraulic cylinder, of course, the fourth linear driving device may also be an electric cylinder, and so on, which will not be described herein again.
In order to improve the welding efficiency, in the present embodiment, the second positioning member 32 is a second positioning beam, and the second fastening member 34 is a fastening beam; third side positioning seat 35 and second compress tightly seat 36 and all have a plurality of, and follow the even interval arrangement of extending direction of second locating beam respectively, can form a plurality of second work areas like this, can weld a plurality of boundary beams and connecting plate, have improved welding efficiency greatly. Preferably, there are eight third side positioning seats 35 and eight second pressing seats 36, which can simultaneously position eight edge beams. Of course, other numbers of the third side positioning seat 35 and the second compressing seat 36 may be adopted, and are not described herein again.
The bottom of each second pressing seat 36 is fixedly mounted on a second sliding frame 37, the second sliding frame 37 is slidably mounted on two support beams 311 of the welding bench 31, and the fourth linear driving device is connected with the second sliding frame 37. Specifically, the cylinder body of the fourth hydraulic cylinder is fixedly mounted on the welding bench 31, the piston rod of the fourth hydraulic cylinder is connected with the second sliding frame 37, all the second pressing seats 36 are connected into a whole through the second sliding frame 37, all the second pressing seats 36 can be driven to be pressed by driving the second sliding frame 37, and therefore a plurality of fourth linear driving devices do not need to be arranged to drive the second pressing seats 36 respectively, and cost is saved.
The specific structure of the second pressing base 36 and the second sliding frame 37 can refer to the first pressing base 28 and the first sliding frame 29 in fig. 5 and 6, but the difference is that the second pressing base 36 does not need to be provided with an end plate mounting hole.
When the length of boundary beam is longer, in order to make the boundary beam location more accurate, a plurality of third side positioning seats 35 form third side position seat group, and third side position seat group has at least two sets ofly, when the welding, adopts a plurality of third side positioning seats 35 to fix a position like this to same boundary beam for the boundary beam location is more accurate, effectively avoids the boundary beam to take place crooked because of the length overlength. Preferably, six third side anchor groups are selected, and eight third side anchor 35 are selected for each third side anchor group, so that 48 third side anchors 35 are provided, and each side beam is located by using six third side anchors 35.
The number of the second sliding frames 37 and the number of the fourth linear driving devices are at least two, in the embodiment, the number of the second sliding frames 37 and the number of the fourth linear driving devices are two, so that when the side beams are welded, when the length of the side beams is long, the two second pressing seats 36 are adopted for pressing the same side beam, and the pressing effect is good.
As shown in fig. 10 and 11 together, the discharging device 4 includes a discharging carriage 41.
As shown in fig. 2, the welding line further comprises a turnover mechanism 5 for turning over the edge beam.
Referring to fig. 2 and 14, the turning mechanism 5 includes two hanging plate assemblies and two hoisting hoists respectively matched with the two hanging plate assemblies, and the hoisting hoists are mounted on the frame 1. Preferably, the hoisting block is an electric block, and has the advantages of small volume, light weight and large bearing capacity.
As shown in fig. 12 and 13, each link plate assembly includes a first link plate 51, a second link plate 52, a third link plate 53, a fourth link plate 54 and a fifth link plate 55 which are sequentially hinged together, in order to facilitate manufacturing and installation of the link plate assembly, a first hinge shaft 56 is provided between the first link plate 51 and the second link plate 52, a second hinge shaft 57 is provided between the second link plate 52 and the third link plate 53, a third hinge shaft 58 is provided between the third link plate 53 and the fourth link plate 54, and a fourth hinge shaft 59 is provided between the fourth link plate 54 and the fifth link plate 55.
The first hanging plate 51 is provided with a hanging hole 511.
The fifth link plate 55 includes a fifth link plate body 551, one end of the fifth link plate body 551, which is far away from the fourth link plate 54, has a bent portion 552, a stop member 553 is disposed on the bent portion 552, and a receiving cavity 554 for receiving a flange plate edge portion of the side sill is formed between the stop member 553, the bent portion 552 and the fifth link plate body 551.
The fourth hanging plate 54 comprises a first connecting section 541 hinged with the third hanging plate 53 and a second connecting section 542 hinged with the fifth hanging plate 55, an inclined connecting part 543 is arranged between the first connecting section 541 and the second connecting section 542, the first connecting section 541 and the second connecting section 542 are transversely arranged in a staggered manner, and when the hanging plate assembly is in an unfolded state, the longitudinal center lines of the first hanging plate 51, the second hanging plate 52 and the third hanging plate 53 are superposed with the longitudinal center line of the first connecting section 541; the longitudinal centerline of the fifth hanging plate 55 coincides with the longitudinal centerline of the second connecting section 542.
The longitudinal length of the fifth hanging plate body 551 and the longitudinal length of the third hanging plate 53 are both matched with the maximum width of the boundary beam, and the longitudinal length of the fourth hanging plate 54 and the longitudinal length of the second hanging plate 52 are both matched with the maximum height of the boundary beam.
In order to make the stopper 553 simple in structure and easy to manufacture, in the present embodiment, the stopper 553 is a pin, and preferably, two pins. Of course, the stopper 553 may also be a stopper plate, etc., and will not be described herein.
In this embodiment, the pin is fixed perpendicularly to the bent portion 552. Of course, as an alternative, the pin may not be perpendicular to the bend 552 when the flanges of the edge beams are of different thicknesses.
As shown in fig. 14, 15a and 15b together, for convenience of description, one of the clevis assemblies and one of the hoist blocks are defined as a first clevis assembly 510a and a first hoist block 512, respectively, and the other clevis assembly and the other hoist block are defined as a second clevis assembly 510b and a second hoist block 513, respectively.
As shown in fig. 15a, the stopper 553a and the bent portion 552a of the first clevis assembly 510a may be hooked on the upper flange 101 of the side sill 100, the fifth clevis body 551a, the fourth clevis 54a, the third clevis 53a and the second clevis 52a may sequentially wrap the side sill 100 such that the clevis assembly is bound to the outside of the side sill 100, and the lifting hole 511a of the first clevis 51a is hooked on the hook of the first hoist block 512; as shown in fig. 15b, the stopper 553b and the bent portion 552b of the second strap assembly may be hooked on the lower flange plate 102 at another position of the side sill 100, the fifth strap body 551b and the fourth strap 54b may sequentially wrap the side sill 100, the lifting hole 511b of the first strap 51b is hooked on the hook of the second hoist 513, and the third strap 53b and the second strap 52b are in a vertical state.
The working principle is as follows:
during operation, spot welding of the boundary beam and the connecting plate is achieved through the assembly welding device 2, welding of the boundary beam and the connecting plate is achieved through the welding device 3, and finally the welded boundary beam is dismounted through the discharging device 4.
As shown in fig. 3 to 7 in common, in the assembly welding, the end plate 203 is fixed by bolts and nuts to the end plate mounting hole of the first positioning member 221 and the first urging member 24, respectively, the second reinforcing plate (not shown) is fixed by bolts and nuts to the second reinforcing plate mounting hole 281 of the first pressing base 28, then the side sill 100 is placed in the first working area, then the end face and the side face of the side sill 100 are respectively pressed against the end plate 203 and the first side positioning reference face 251 by the first urging member 24 of the first linear driving unit 23 and the first pressing base 28 of the second linear driving unit 27, and further, since the second side positioning reference face 261 is displaced outward from the first side positioning reference face 251 by a distance corresponding to the thickness of the first reinforcing plate, a first reinforcing plate placing gap is formed between the side sill 100 and the second side positioning base 26, and after the first reinforcing plate is placed in this gap, spot welding can be carried out on the boundary beam 100 and the connecting plate, so that the boundary beam 100 and the connecting plate do not need to be positioned manually, and the welding efficiency can be improved; after the spot welding of one side is completed, the first top piece 24 of the first linear driving device 23 and the first pressing seat 28 of the second linear driving device 27 both move reversely, the edge beam 100 is loosened, and then the bolts and nuts on the first positioning surface 221, the first top piece 24 and the first pressing seat 28 are removed; then, the edge beam 100 is turned over by the turning mechanism 5, specifically, when the edge beam 100 is turned over, as shown in fig. 15a, the stop 553a and the bent portion 552a of the first strap assembly 510a are hooked on the upper flange plate 101 of the edge beam 100, the fifth strap body 551a, the fourth strap 54a, the third strap 53a and the second strap 52a sequentially wrap the edge beam 100, so that the strap assembly is bound outside the edge beam 100, and the lifting hole 511a of the first strap 51a is hooked on the hook of the first lifting block 512; as shown in fig. 15b, the stop 553b and the bent portion 552b of the second hanger plate assembly 510b are hooked on the lower flange plate 102 at another position of the side sill 100, the fifth hanger plate body 551b and the fourth hanger plate 54b sequentially cover the side sill 100, the lifting hole 511b of the first hanger plate 51b is hung on the hook of the second hoist 513, and the third hanger plate 53b and the second hanger plate 52b are in a vertical state; firstly, two hoisting hoists simultaneously ascend to lift the boundary beam 100 in the air, then the first hoisting hoist 512 ascends to apply overturning force to the boundary beam 100, the second hoisting hoist 513 descends along with the gradual ascending of the first hoisting hoist 512, and by combining the graph of fig. 16 and the graph of fig. 17, the second hanging plate 52a and the third hanging plate 53a of the first hanging plate assembly 510a are sequentially separated from the boundary beam 100, the third hanging plate 53b and the second hanging plate 52b of the second hanging plate assembly 510b gradually wrap the boundary beam until the boundary beam 100 overturns by 180 degrees, and finally the two hoisting hoists simultaneously to put down the boundary beam 100, so that the boundary beam is overturned by replacing manpower, the labor intensity of workers is reduced, and the production efficiency is improved; after the edge beam 100 is inverted, the other side is spot welded.
As shown in fig. 8 and 9 together, after spot welding, during welding, the edge beam after spot welding is placed in the second working area, and then the end surface and the side surface of the edge beam are respectively pressed against the second positioning surface 321 and the third side positioning reference surface 351 by the second pressing member 34 of the third linear driving device 33 and the second pressing seat 36 of the fourth linear driving device, so that the edge beam and the connecting plate can be welded without manually positioning the edge beam, and the welding efficiency can be improved; after one side is welded, the second jacking piece 34 of the third linear driving device 33 and the second pressing seat 36 of the fourth linear driving device move in opposite directions, the side beam 100 is loosened, the side beam is turned over by the turning mechanism 5, and the other side can be welded.
As shown in fig. 10 and 11, after the welding is completed, the welding is unloaded by the unloading carriage 41.
It should be noted that, in the above-mentioned assembly welding process, after the edge beam and the connecting plate on the assembly welding stand 21 are positioned and pressed, the spot welding operation is usually performed manually. Of course, a spot welding robot may also be used, in which case the assembly welding device 2 further comprises a spot welding robot (not shown in the figures). The welding device 3 further comprises a welding manipulator (not shown), and when the edge beam on the welding bench 31 is positioned and pressed, the welding is performed automatically by the welding manipulator. The spot welding robot and the welding robot are well known in the art, and for example, a welding robot manufactured by zibo european numerical control technology limited, etc. can be used, and will not be described herein.
In summary, the welding production line for the boundary beam connecting plate of the parking equipment provided by the utility model has the advantages that the boundary beam and the connecting plate are not required to be positioned manually, the welding efficiency is improved, the welding between the boundary beam and the connecting plate is realized, and the welding consistency is good; need not rely on artifical edge beam to overturn, labour saving and time saving.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (10)

1. A parking equipment boundary beam connecting plate welding production line comprises a first reinforcing plate, a second reinforcing plate and an end plate, and is characterized in that the welding production line comprises a rack, and an assembly welding device, a welding device and a discharging device are sequentially arranged on the rack;
the assembly welding device comprises an assembly welding rack, a first positioning piece is fixedly mounted on the front side of the assembly welding rack, the first positioning piece is provided with a vertically arranged first positioning surface, and a first jacking piece which is driven by a first linear driving device and can reciprocate in the front-back direction is slidably mounted on the rear side of the assembly welding rack; a first side face positioning seat and a second side face positioning seat are fixedly mounted on one side of the assembly welding rack in the left-right direction respectively, and the position of the second side face positioning seat corresponds to the position of a notch on one side of the boundary beam; the first side positioning seat and the second side positioning seat are respectively provided with a first side positioning reference surface and a second side positioning reference surface which are vertically arranged, the first side positioning reference surface and the first positioning surface are mutually perpendicular and form a first working area therebetween, and the first positioning surface and the first jacking piece are respectively provided with an end plate mounting hole corresponding to the first working area; the second side positioning reference surface and the first side positioning reference surface are arranged in parallel, the second side positioning reference surface is outwards staggered relative to the first side positioning reference surface by a distance equivalent to the thickness of the first reinforcing plate, a first pressing seat which is driven by a second linear driving device and can reciprocate along the left-right direction is further slidably mounted on the assembly welding bench, and a second reinforcing plate mounting hole corresponding to a gap on the other side of the side beam is formed in the first pressing seat;
the welding production line also comprises a turnover mechanism used for turning over the edge beam;
the welding device comprises a welding rack, a second positioning piece is fixedly mounted on the front side of the welding rack, the second positioning piece is provided with a second positioning surface which is vertically arranged, and a second jacking piece which is driven by a third linear driving device and can reciprocate in the front-back direction is slidably mounted on the rear side of the welding rack; a third side positioning seat is fixedly installed on one side of the welding rack in the left-right direction, the third side positioning seat is provided with a vertically arranged third side positioning reference surface, the third side positioning reference surface and the second positioning surface are arranged in a mutually perpendicular mode, and a second working area is formed between the third side positioning reference surface and the second positioning surface; the welding bench is also provided with a second pressing seat which is driven by a fourth linear driving device and can reciprocate along the left and right directions in a sliding manner;
the discharging device comprises a discharging trolley.
2. The parking equipment boundary beam connecting plate welding production line of claim 1, wherein the first positioning piece is a first positioning beam, the second positioning piece is a second positioning beam, and the first tightening piece and the second tightening piece are both tightening beams; the first side surface positioning seats, the second side surface positioning seats and the first pressing seats are all provided with a plurality of first side surface positioning seats, and are respectively and uniformly arranged at intervals along the extending direction of the first positioning beam;
the third side positioning seat and the second pressing seat are respectively provided with a plurality of positioning seats, and the positioning seats are respectively and uniformly arranged at intervals along the extending direction of the second positioning beam.
3. The parking equipment boundary beam connecting plate welding production line of claim 2, wherein the bottom of each first pressing seat is fixedly arranged on a first sliding frame, and the first sliding frame is slidably arranged on the assembly welding rack; every the bottom that the second compressed tightly the seat all fixed mounting on a second carriage, second carriage slidable mounting in on the welding rack.
4. The parking equipment boundary beam connecting plate welding production line of claim 3, wherein the second linear driving device is connected with the first sliding frame; the fourth linear driving device is connected with the second sliding frame.
5. The parking equipment boundary beam connecting plate welding production line of claim 4, characterized in that a plurality of first side locating seats form a first side locating seat group, and at least two groups of the first side locating seat groups are provided; the plurality of third side positioning seats form a third side positioning seat group, and at least two groups of the third side positioning seat groups are arranged.
6. The welding production line for the boundary beam connecting plates of the parking equipment as claimed in claim 4 or 5, wherein a plurality of second side positioning seats form a second side positioning seat group, at least two groups of the second side positioning seat groups are provided, and at least two groups of the first sliding frame and at least two groups of the second linear driving devices are provided; and at least two second sliding frames and at least two fourth linear driving devices are arranged.
7. The parking equipment boundary beam connecting plate welding production line of claim 1, wherein the turnover mechanism comprises two hanging plate assemblies and two hoisting hoists respectively matched with the two hanging plate assemblies, and the hoisting hoists are mounted on the rack; each hanging plate assembly comprises a first hanging plate, a second hanging plate, a third hanging plate, a fourth hanging plate and a fifth hanging plate which are sequentially hinged together, and a lifting hole is formed in the first hanging plate;
the fifth hanging plate comprises a fifth hanging plate body, one end, far away from the fourth hanging plate, of the fifth hanging plate body is provided with a bent part, a stop part is arranged on the bent part, and a containing cavity for containing the edge part of the flange plate of the side beam is formed among the stop part, the bent part and the fifth hanging plate body;
the fourth hanging plate comprises a first connecting section hinged with the third hanging plate and a second connecting section hinged with the fifth hanging plate, an inclined connecting part is arranged between the first connecting section and the second connecting section, and the first connecting section and the second connecting section are arranged in a transversely staggered mode;
the longitudinal length of the fifth hanging plate body and the longitudinal length of the third hanging plate are matched with the maximum width of the boundary beam, and the longitudinal length of the fourth hanging plate body and the longitudinal length of the second hanging plate are matched with the maximum height of the boundary beam;
the stop part and the bent part of the hanging plate assembly can be hooked on the upper flange plate of the boundary beam, the fifth hanging plate body, the fourth hanging plate, the third hanging plate and the second hanging plate can sequentially wrap the boundary beam, and the lifting hole of the first hanging plate is hung at the hook of the hoisting block;
the stop part and the bending part of the other hanging plate component can be hooked on a lower flange plate at the other position of the boundary beam, the fifth hanging plate body and the fourth hanging plate can sequentially coat the boundary beam, and a lifting hole of the first hanging plate is hung at the other hook of the hoist.
8. The parking equipment boundary beam connecting plate welding production line of claim 7, characterized in that the stop is a pin.
9. The parking equipment boundary beam connecting plate welding production line of claim 8, characterized in that the pin is fixed perpendicularly to the bent portion.
10. The welding production line for the boundary beam connecting plates of the parking equipment according to claim 7, wherein a first hinge shaft is arranged between the first hanging plate and the second hanging plate, a second hinge shaft is arranged between the second hanging plate and the third hanging plate, a third hinge shaft is arranged between the third hanging plate and the fourth hanging plate, and a fourth hinge shaft is arranged between the fourth hanging plate and the fifth hanging plate.
CN202021748028.0U 2020-08-20 2020-08-20 Parking equipment boundary beam connecting plate welding production line Active CN212398687U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021748028.0U CN212398687U (en) 2020-08-20 2020-08-20 Parking equipment boundary beam connecting plate welding production line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021748028.0U CN212398687U (en) 2020-08-20 2020-08-20 Parking equipment boundary beam connecting plate welding production line

Publications (1)

Publication Number Publication Date
CN212398687U true CN212398687U (en) 2021-01-26

Family

ID=74374845

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021748028.0U Active CN212398687U (en) 2020-08-20 2020-08-20 Parking equipment boundary beam connecting plate welding production line

Country Status (1)

Country Link
CN (1) CN212398687U (en)

Similar Documents

Publication Publication Date Title
CN107138899B (en) Welding positioning tool table for aluminum alloy templates
US5850686A (en) Apparatus for making wall frame structures
CN114476968A (en) Multi-functional assembled hoisting device for building prefabricated component
CN206029116U (en) Left side longeron rear portion assembly air jig
CN212398687U (en) Parking equipment boundary beam connecting plate welding production line
CN113828986A (en) T-shaped section assembling and welding integrated device
CN111843362A (en) Parking equipment boundary beam connecting plate welding production line
CN212823686U (en) Parking equipment boundary beam connecting plate assembly welding device
CN210259775U (en) Lifting, guiding and balancing device for garbage compression box
CN210236845U (en) Adjustable hanger for component steel reinforcement cage
CN212311255U (en) Welding fixture
JPH09511690A (en) Tacking method and apparatus for collective welding of crane and girder casing
CN111055066A (en) Elevator pioneer ladder upper beam welding mechanism
CN217942344U (en) Railway wagon side wall assembling device
CN214684950U (en) Automobile glasses box positioning and pressing assembly
CN216151603U (en) Overlap welding device for gooseneck boom
CN218067448U (en) On-spot detector of reinforcing bar for building engineering quality supervision
CN219542976U (en) Turnover device
CN219469311U (en) Cable unreeling machine convenient to assemble and disassemble
CN110497134A (en) A kind of positioning tool for the weldering of fork truck main floor unit group
CN213196270U (en) Welding bracket for steel structure production
CN215438615U (en) Wallboard clamping device and board discharging device
CN217316801U (en) Movable arm half-rod pin shaft automatic assembly island device
JPS5838621A (en) Press device
CN220412667U (en) Flexible dummy bar storage and lifting equipment

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant