CN108274167B - Semi-automatic inclined ladder assembly system - Google Patents
Semi-automatic inclined ladder assembly system Download PDFInfo
- Publication number
- CN108274167B CN108274167B CN201810304795.3A CN201810304795A CN108274167B CN 108274167 B CN108274167 B CN 108274167B CN 201810304795 A CN201810304795 A CN 201810304795A CN 108274167 B CN108274167 B CN 108274167B
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- Prior art keywords
- positioning
- clamp
- feeding device
- assembly system
- angle
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- 238000003466 welding Methods 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0461—Welding tables
Abstract
The invention discloses a semi-automatic inclined ladder assembly system, which comprises: the device comprises a workbench, a feeding device, an angle-adjustable plate, a stepping clamp and a special positioning welding machine, wherein the feeding device, the angle-adjustable plate, the stepping clamp and the special positioning welding machine are arranged on the workbench; the feeding device comprises: the gantry traction frame, the lifting plate, the positioning clamp, the servo motor unit and the linear sliding rail; the angle-adjustable plate is arranged in front of the feeding device; the stepping clamp is arranged below the angle-adjustable plate; the special positioning welding machine is used for welding and fixing the ladder beam and the steps; further comprises: a control unit and a foot switch. The invention can realize the assembly of the ladder beam and the steps in the step production at different angles and different heights, thereby providing production efficiency, reducing manufacturing cost and reducing labor intensity.
Description
Technical Field
The invention relates to a mechanical manufacturing technology, in particular to a semi-automatic inclined ladder assembly system.
Background
The inclined ladder is an important accessory in a quay crane and other similar products and is mainly used for climbing up and down by personnel. The structure of the stair is composed of two side ladder beams and a plurality of steps, and the structural form is simpler. Because the requirements of different products are different, the design can be based on one or more standards, and the tread intervals are equally divided according to the height difference of the upper platform and the lower platform, so that the tread intervals of inclined ladders at different positions are different, and the manufacturing difficulty is increased.
The most common practice at present is to use a traditional manual assembly process with manual scribing and manual assistance, and the defects of the traditional manual assembly process are poor precision, long period and high manufacturing cost. Therefore, the lagging human labor cannot meet the requirements of modern manufacturing industries, and the production modes of the manufacturing industries need to be changed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a semi-automatic inclined ladder assembly system which can realize assembly of ladder beams and steps in the manufacturing of the steps with different angles and different heights, thereby providing production efficiency, reducing manufacturing cost and reducing labor intensity.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a semi-automatic ramp assembly system comprising: the device comprises a workbench, a feeding device, an angle-adjustable plate, a stepping clamp and a special positioning welding machine, wherein the feeding device, the angle-adjustable plate, the stepping clamp and the special positioning welding machine are arranged on the workbench;
the two sides of the upper surface of the workbench along the length direction of the workbench are respectively provided with a carrier roller group;
the feeding device comprises: the gantry traction frame is erected on the pair of linear slide rails, the gantry traction frame moves along the linear slide rails through the servo motor unit, the lifting plate is arranged on the gantry traction frame and moves up and down along the height direction of the gantry traction frame, the positioning clamp is arranged on the lifting plate, and the positioning clamp is used for clamping the positioning ladder beam;
the angle-adjustable plate is arranged in front of the feeding device and used for controlling the inclination of the steps when the steps are fixed on the ladder beam;
the stepping clamp is arranged below the angle-adjustable plate, and is used for tightening and positioning the stepping when the ladder beam is assembled with the stepping;
the special positioning welding machine is used for welding and fixing the ladder beam and the steps;
further comprises: a control unit and a foot switch;
the control unit is used for controlling linkage among all parts on the workbench and stepping amount of the feeding device, so that inclined ladder group pairs with different specifications are realized;
the foot switch is used for realizing a manual operation mode.
The gantry traction frame is provided with a linear module and a sliding rail, and the linear module is used for driving the lifting plate to move along the sliding rail.
The positioning fixture, include: the ladder beam positioning blocks are symmetrically arranged and are respectively used for corresponding to two sides of the ladder beam, and each ladder beam positioning block is connected with a cylinder.
And the servo motor unit is arranged on the grating sensor.
And a plurality of gratings are arranged on the linear slide rail at equal intervals.
The angle-adjustable plate is fixed on the workbench through the base.
The clamp of marking time, include: the double-suction cylinder comprises a double-suction cylinder body, a connecting rod, a rotating shaft and a cam, wherein the connecting rods are respectively connected with two ends of the double-suction cylinder body, the rotating shafts are respectively connected with the connecting rods, and the cams are respectively connected with the upper ends of the rotating shafts.
The side of the linear slide rail is also provided with a cable protection chain.
In the technical scheme, the semi-automatic inclined ladder assembly system provided by the invention has the advantages of high rigidity, good flexure resistance and good precision stability, and can cover all specifications of steel inclined ladders, so that the operator is prevented from walking back and forth, and the labor intensity is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the feeding device of the present invention;
FIG. 3 is a schematic view of a positioning fixture of the present invention clamping a ladder beam;
FIG. 4 is a schematic diagram of the operation of the feeder device of the present invention;
FIG. 5 is a schematic view of the structure of the angle-adjustable plate of the present invention;
FIG. 6 is a schematic view of the installation of the stepping fixture of the present invention;
FIG. 7 is a schematic view of the direction P of FIG. 6;
fig. 8 is a schematic view of the foot switch of the present invention.
Detailed Description
The technical scheme of the invention is further described below with reference to the accompanying drawings and examples.
Referring to fig. 1 to 8, the present invention provides a semi-automatic diagonal ladder assembly system, which includes: a workbench 6, a feeding device 4 arranged on the workbench 6, an angle-adjustable plate 3, a stepping clamp 7 and a special positioning welding machine 2.
Preferably, the workbench 6 is made of a Q345 steel plate material, has higher rigidity, good flexure resistance and good precision stability after aging treatment, is used as a carrier for integrating other components, and is provided with carrier roller groups 5 on two sides of the upper surface along the length direction, wherein the carrier roller groups 5 are subjected to surface treatment, are more wear-resistant, and are convenient to replace by adopting combined carrier rollers. The ladder beam 9 moves over the set of idlers 5 as the ladder beam 9 steps along with the feeder 4.
Preferably, the feeding device 4 comprises: the gantry traction frame 41, the lifting plate 42, the positioning clamp 43, the servo motor unit 44 and the linear sliding rail 45 are arranged in parallel on the outer sides of the carrier roller groups 5, the gantry traction frame 41 is arranged on the pair of linear sliding rails 45 and driven by the servo motor unit 44 to enable the gantry traction frame 41 to move along the linear sliding rails 45, the lifting plate 42 is arranged on the gantry traction frame 41 and moves up and down along the height direction of the gantry traction frame 41, the positioning clamp 43 is arranged on the lifting plate 42, and the positioning clamp 43 is used for clamping the positioning ladder beam 9.
The gantry traction frame 41 is provided with a linear module 46 and a sliding rail 47, the linear module 46 is used for driving the lifting plate 42 to move along the sliding rail 47, and the gantry traction frame 41 adopts a lightweight design and is a main structural member of the integrated positioning clamp 43, the linear module 46 and the servo motor unit 44.
The lifting plate 42 mainly drives the positioning clamp 43 to lift, the working state lifts the lower end of the gantry traction frame 41 to the top end of the gantry traction frame 41, and interference with the assembled inclined ladder is prevented.
Positioning jig 43, comprising: the ladder beam positioning blocks 431 and the air cylinders 432 are arranged in a pair, the left side and the right side of the ladder beam positioning blocks 431 are symmetrically arranged and fixed on the lifting plate 42 and are respectively used for corresponding to the two sides of the ladder beam 9, and each ladder beam positioning block 431 is connected with an air cylinder 432. When the ladder beam 9 is sent to the ladder beam positioning blocks 431 (controlling the width of the inclined ladder and the left and right sides, the staggered edges) cylinder 432 works to clamp the ladder beam 9.
The feeding device 4 moves to select the linear guide 45, because the positioning accuracy of the linear guide 45 is very high, the linear guide 45 is in a rolling mode of rolling friction, the friction coefficient is reduced to 1/50 of that of sliding guide, and the dynamic friction is nearly equal to the static friction, so that the slipping phenomenon of the feeding device 4 is prevented.
Preferably, the side of the linear sliding rail 45 is further provided with a cable protection chain 48 for protecting the signal cable.
Preferably, the servo motor unit 44 is provided with a grating sensor, and the linear sliding rail 45 is provided with a plurality of gratings at equal intervals, so that accurate positioning is realized.
Preferably, a bracket 1 is also placed in front of the table 6, the bracket 1 being intended to hold the rear half of the ladder beam 9 when the feeding device 4 is in the zero position.
Preferably, the angle-adjustable plate 3 is arranged in front of the feeding device 4 and used for controlling the inclination of the steps when the steps are fixed on the ladder beam; the angle-adjustable plate 3 is fixed on the workbench 6 through a base 10. The adjustable angle plate 3 is the accurate location of marking time of different specification inclined ladder of realization, and base 10 utilizes hexagon socket head cap screw to be connected with workstation 6, and the inclined ladder according to different specifications selects corresponding adjustable angle plate 3 to insert base 10, tightens up the holding screw can, convenient, swift, is applicable to the inclination of all fixed steel inclined ladders and horizontal planes.
Preferably, the tread clamp 7 is arranged below the angle-adjustable plate 3, the tread clamp 7 is used for tightening and positioning the tread when the ladder beam 9 is assembled with the tread; the stepping clamp 7 comprises: the double suction cylinder 71, the connecting rod 72, the rotating shaft 73 and the cam 74, wherein the two ends of the double suction cylinder 71 are respectively connected with the connecting rod 72 and push the connecting rod 72, the rotating shafts 73 are connected to the connecting rod 72 and drive the rotating shafts 73 to rotate, the upper ends of the rotating shafts 73 are connected with the upper cam 74 and the lower cam 74, and the angle of the cam 74 is changed to tightly squeeze the ladder beam 9 and the steps.
Preferably, when the ladder beam 9 and the steps are in a clamp tightening state, spot welding is performed between the ladder beam 9 and the steps through the special positioning welding machine 2, and single-station spot welding is performed, so that operators are prevented from walking back and forth, and labor intensity is reduced.
Further comprises: a control unit 20 and a foot switch 8;
preferably, the control unit 20 is used for controlling the linkage between the components on the workbench 6 and the stepping amount of the feeding device 4, so as to realize the diagonal ladder assembly with different specifications; the control unit 20 can automatically calculate and correct the starting point positioning after being set, has a memory function, and can directly extract the next inclined ladder with the same specification.
Preferably, the touch display screen is used as a man-machine interaction interface, the Chinese menu is manufactured by a welder according to the specification of the inclined ladder, the pedal switch 8 controls the assembly motor to move in the process, and the pedal switch 8 is provided with a switch key 81 and a pause key 82.
The invention realizes the assembly of the ladder beam and the steps, and mainly depends on the linkage of all the components, wherein the control unit is a core, the angle-adjustable plate is a main component for controlling the angle of the inclined ladder, the feeding device is used for controlling the spacing of the steps, and the two components are matched with each other to finish the manufacture of the whole inclined ladder group.
The control unit drives the components to operate as follows:
1) The feeding device returns to zero point, the lifting plate is lowered to the lower end, and the positioning clamp and the stepping clamp are in an open state
2) Feeding (ladder beam)
3) Positioning clamp tightening (ladder beam positioning)
4) Zero point correction (different standard inclined ladder initial point positioning different)
5) Discharging (step)
6) Tightening clamp for stepping
7) Spot welding (ladder beam and step)
8) Stepping clamp is opened
9) Traction of feeding device (inclined ladder step spacing)
Cycling steps 5) to 9) until the final step spot welding is completed
10 A feeding device for pulling the inclined ladder away from the spot welding area
11 Positioning clamp open
12 Elevation and subsidence lifting the plate
Repeating the steps 1) to 12) to perform the next step of inclined ladder group pairing.
It will be appreciated by persons skilled in the art that the above embodiments are provided for illustration only and not for limitation of the invention, and that variations and modifications of the above described embodiments are intended to fall within the scope of the claims of the invention as long as they fall within the true spirit of the invention.
Claims (8)
1. A semi-automatic ramp assembly system, comprising: the device comprises a workbench, a feeding device, an angle-adjustable plate, a stepping clamp and a special positioning welding machine, wherein the feeding device, the angle-adjustable plate, the stepping clamp and the special positioning welding machine are arranged on the workbench;
the two sides of the upper surface of the workbench along the length direction of the workbench are respectively provided with a carrier roller group;
the feeding device comprises: the gantry traction frame is erected on the pair of linear slide rails, the gantry traction frame moves along the linear slide rails through the servo motor unit, the lifting plate is arranged on the gantry traction frame and moves up and down along the height direction of the gantry traction frame, the positioning clamp is arranged on the lifting plate, and the positioning clamp is used for clamping the positioning ladder beam;
the angle-adjustable plate is arranged in front of the feeding device and used for controlling the inclination of the steps when the steps are fixed on the ladder beam;
the stepping clamp is arranged below the angle-adjustable plate, and is used for tightening and positioning the stepping when the ladder beam is assembled with the stepping;
the special positioning welding machine is used for welding and fixing the ladder beam and the steps;
further comprises: a control unit and a foot switch;
the control unit is used for controlling linkage among all parts on the workbench and stepping amount of the feeding device, so that inclined ladder group pairs with different specifications are realized;
the foot switch is used for realizing a manual operation mode.
2. A semiautomatic ramp assembly system as defined in claim 1, wherein: the gantry traction frame is provided with a linear module and a sliding rail, and the linear module is used for driving the lifting plate to move along the sliding rail.
3. A semiautomatic ramp assembly system as defined in claim 1, wherein: the positioning fixture, include: the ladder beam positioning blocks are symmetrically arranged and are respectively used for corresponding to two sides of the ladder beam, and each ladder beam positioning block is connected with a cylinder.
4. A semiautomatic ramp assembly system as defined in claim 1, wherein: and the servo motor unit is arranged on the grating sensor.
5. A semiautomatic ramp assembly system as claimed in claim 4, wherein: and a plurality of gratings are arranged on the linear slide rail at equal intervals.
6. A semiautomatic ramp assembly system as defined in claim 1, wherein: the angle-adjustable plate is fixed on the workbench through the base.
7. A semiautomatic ramp assembly system as defined in claim 1, wherein: the clamp of marking time, include: the double-suction cylinder comprises a double-suction cylinder body, a connecting rod, a rotating shaft and a cam, wherein the connecting rods are respectively connected with two ends of the double-suction cylinder body, the rotating shafts are respectively connected with the connecting rods, and the cams are respectively connected with the upper ends of the rotating shafts.
8. A semiautomatic ramp assembly system as defined in claim 1, wherein: the side of the linear slide rail is also provided with a cable protection chain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810304795.3A CN108274167B (en) | 2018-04-08 | 2018-04-08 | Semi-automatic inclined ladder assembly system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810304795.3A CN108274167B (en) | 2018-04-08 | 2018-04-08 | Semi-automatic inclined ladder assembly system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108274167A CN108274167A (en) | 2018-07-13 |
| CN108274167B true CN108274167B (en) | 2024-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810304795.3A Active CN108274167B (en) | 2018-04-08 | 2018-04-08 | Semi-automatic inclined ladder assembly system |
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| CN (1) | CN108274167B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108969964B (en) * | 2018-08-07 | 2020-08-21 | 上饶师范学院 | Ladder stand structure for miner exercise |
| CN117102793B (en) * | 2023-10-23 | 2023-12-26 | 启东汇斯隆机械有限公司 | Inclined ladder welding device with stress release function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202271123U (en) * | 2011-09-15 | 2012-06-13 | 河南卫华重型机械股份有限公司 | Inclined ladder tool |
| CN104646900A (en) * | 2015-02-12 | 2015-05-27 | 上海振华重工(集团)股份有限公司 | Inclined ladder weight-free assembling tool |
| CN205034299U (en) * | 2015-09-06 | 2016-02-17 | 中铁大桥局集团第一工程有限公司 | A assembled staircase for go ashore on |
| CN107255015A (en) * | 2017-08-07 | 2017-10-17 | 中铁工程装备集团机电工程有限公司 | Subway tunnel walks ladder with Combined folded |
| CN208067615U (en) * | 2018-04-08 | 2018-11-09 | 上海振华重工(集团)股份有限公司 | A kind of semi-automatic inclined ladder group is to assembly system |
-
2018
- 2018-04-08 CN CN201810304795.3A patent/CN108274167B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202271123U (en) * | 2011-09-15 | 2012-06-13 | 河南卫华重型机械股份有限公司 | Inclined ladder tool |
| CN104646900A (en) * | 2015-02-12 | 2015-05-27 | 上海振华重工(集团)股份有限公司 | Inclined ladder weight-free assembling tool |
| CN205034299U (en) * | 2015-09-06 | 2016-02-17 | 中铁大桥局集团第一工程有限公司 | A assembled staircase for go ashore on |
| CN107255015A (en) * | 2017-08-07 | 2017-10-17 | 中铁工程装备集团机电工程有限公司 | Subway tunnel walks ladder with Combined folded |
| CN208067615U (en) * | 2018-04-08 | 2018-11-09 | 上海振华重工(集团)股份有限公司 | A kind of semi-automatic inclined ladder group is to assembly system |
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| Publication number | Publication date |
|---|---|
| CN108274167A (en) | 2018-07-13 |
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