CN112157378A

CN112157378A - Multistation seat weldment work station

Info

Publication number: CN112157378A
Application number: CN202011032846.5A
Authority: CN
Inventors: 张扬; 刁启元; 邢锐; 刘畅; 冯晓丽; 王吉龙; 蔡聪聪
Original assignee: Hefei Hean Machinery Manufacturing Co Ltd
Current assignee: Hefei Hean Machinery Manufacturing Co Ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-01-01

Abstract

The invention discloses a multi-station seat welding workstation which comprises a station base, wherein a first position changing machine and a second position changing machine are respectively erected at two ends of the station base, rotary workbenches are respectively installed on the first position changing machine and the second position changing machine, two symmetrical stations are respectively arranged on the rotary workbenches, seat plate dies for clamping seat plates and side support plates are respectively installed on the two stations of the first position changing machine, each seat plate die comprises a first bottom plate, a support plate is installed in the middle of the first bottom plate, two clamping plate assemblies which are symmetrically arranged are installed on the outer side of the support plate, a back plate die for clamping and fixing a back plate is respectively installed on the two stations of the second position changing machine, each back plate die comprises a second bottom plate, fixing lug frames corresponding to adjusting supports are arranged on the second bottom plates, and a welding manipulator for welding products on the stations is installed in the middle. The invention ensures the continuity of work, can complete the work completed by one person by matching the original six persons, improves the work efficiency and saves the labor cost.

Description

Multistation seat weldment work station

The technical field is as follows:

the invention relates to the field of production and processing of multi-station seats, in particular to a multi-station seat welding workstation.

Background art:

automobile seat comprises bedplate and backplate, bedplate and backplate are mostly by panel direct forming, then the corresponding assembly subassembly of rethread welding can, often adopt the manual operation of taking electric welding among the prior art, have a lot of problems: 1. low efficiency and low productivity; 2. the quality of the welding seam is unstable, the problems of welding leakage, inaccurate welding size, insufficient welding seam height strength and the like exist; 3. the labor intensity of workers is high. Moreover, most of the existing production and processing are production line flow production, in order to ensure the normal operation of the production line and improve the welding efficiency, six persons are generally required to complete the welding of the seat back plate and the seat plate in a cooperation manner, the welding strength is high, and the welding stability is poor, so that the product quality is influenced.

The invention content is as follows:

the invention aims to make up for the defects of the prior art, and provides the multi-station seat welding workstation, which ensures the continuity of work, can complete the work completed by one person by matching the original six persons, improves the work efficiency and saves the labor cost.

The invention is realized by the following technical scheme:

a multi-station seat welding workstation comprises a station base, wherein a first position changing machine and a second position changing machine are erected at two ends of the station base respectively, rotary workbenches are installed on the first position changing machine and the second position changing machine respectively, two symmetrical stations are arranged on the rotary workbenches respectively, the stations are separated through a partition plate, seat plate dies used for clamping seat plates and side support plates are installed on the two stations of the first position changing machine respectively, each seat plate die comprises a first bottom plate, a supporting plate used for supporting seat plate bodies is installed in the middle of the first bottom plate, two clamping plate assemblies which are symmetrically arranged and used for clamping and positioning the side support plates on two sides of the seat plates are installed on the outer sides of the supporting plates, a back plate die used for fixing a back plate is installed on the two stations of the second position changing machine respectively, each back plate die comprises a second bottom plate, and fixing lugs used for fixing one side of the back plate and corresponding to an adjusting support are arranged, and a welding manipulator for welding a product on the station is arranged in the middle of the station base, and the rotation of the rotary worktable is driven by a motor below the rotary worktable.

The fast clamp is characterized in that a first clamping seat plate for clamping and positioning the side support plate is further arranged on a first bottom plate of the clamp plate component outer side seat plate mold, and fast clamps for compressing the support plate in the concave cavity and a paper plate formed by the clamp plate are respectively arranged on the outer side of the first clamping seat plate and the outer side of the clamp plate component.

The supporting plate comprises two vertical plates which are arranged at intervals, a horizontal plate is arranged on each vertical plate, and the specification of each horizontal plate is matched with the inner cavity of the seat plate.

The clamping plate assembly comprises a first clamping plate and a second clamping plate which are arranged in parallel, the first clamping plate is located on the inner side, the upper end portion of the first clamping plate is matched with the bottom end portions of the bending edges on the two sides of the seat plate, the second clamping plate is located on the outer side of the first clamping plate, clamping grooves and arc surfaces matched with the support plate are formed in the second clamping plate, and grooves are formed in positions, corresponding to the clamping grooves of the first clamping plate and the second clamping plate, of.

And a turnover pressing plate is erected above the first clamping plate and the second clamping plate respectively, a clamping groove is formed in the bottom end part of the pressing plate and buckled with the upper end part of the side supporting plate, and the pressing plate is driven by a rapid clamp to turn over.

And a second clamping seat plate for clamping the side support plates at two sides of the seat plate is arranged on the outer side of the back plate clamping position on the upper end surface of the back plate mold, and quick clamps are respectively arranged on the two sides and the rear end part of the second clamping seat plate and the back plate clamping position.

The rapid clamp comprises a seat plate, mounting and fixing holes are distributed in the seat plate, a guide sleeve is arranged at the front end of the seat plate, a support lug is arranged at the rear end of the seat plate, a driving handle is hinged to the support lug, a connecting plate is arranged at the front end of the driving handle, a guide rod which is matched with the guide sleeve in a guiding mode is arranged at the front end of the connecting plate, and a fixing pin shaft is arranged at the end portion of the guide rod.

And the bottom end surface of the rotary workbench corresponding to the station where the seat plate mold and the back plate mold are located is provided with a storage box.

The storage box comprises a plurality of storage lattices arranged in parallel, and the storage box is arranged obliquely downwards.

The principle is as follows: the positioner is a special welding auxiliary device, and is suitable for welding deflection in rotary work so as to obtain an ideal processing position and welding speed. The automatic welding machine can be used in cooperation with an operating machine and a welding machine to form an automatic welding center, and can also be used for workpiece deflection during manual operation. The working table is rotated by adopting a frequency converter for stepless speed regulation, the speed regulation precision is high, the remote control box can realize the remote operation of the working table, and the remote control box can also be connected with an operating machine and a welding machine control system to realize linkage operation. The welding positioner generally comprises a worktable rotating mechanism and a turnover mechanism, a workpiece fixed on the worktable can achieve required welding and assembly angles through the lifting, turnover and rotation of the worktable, the worktable rotates in a frequency conversion stepless speed regulation mode, and a satisfactory welding speed can be obtained.

The first positioner and the second positioner at the two ends of the working bottom plate can be used for supporting, erecting, rotating and overturning the rotary worktable, through the design of two stations on a rotary worktable, four stations are formed, the rotation of a positioner is matched, the combined work of the four stations is used, the uninterrupted state of a manipulator and the single-person single-station operation are ensured, the utilization rate of equipment is maximized, the operation capacity of original six persons can be ensured, the welding stability of a seat can be ensured, the welding quality of the seat can be ensured, the two stations on the same rotary worktable are separated by a partition plate, the splashing generated during welding is avoided, the four stations are in a group, and when one group is welded, the other station can realize the assembly, therefore, the continuity of work is guaranteed, the work completed by the original six persons can be completed by one person, the work efficiency is improved, the labor cost is saved, the operation is convenient, and the welding quality of the product is high.

The invention has the advantages that:

the welding machine has reasonable structural design, the four stations are combined into a group in pairs, and when one group is welded, the other station can be assembled, so that the continuity of work is ensured, the work completed by the original six persons can be completed by one person, the work efficiency is improved, the labor cost is saved, the operation is convenient, and the welding quality of products is high.

Description of the drawings:

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged view of a portion of the structure of fig. 1.

Fig. 3 is a schematic structural view of the seat plate mold.

FIG. 4 is an enlarged view of the first clamping plate in FIG. 3.

FIG. 5 is an enlarged view of the second clamping plate in FIG. 3.

Fig. 6 is a schematic structural view of a back plate mold.

Fig. 7 is a schematic structural view of the quick clamp.

Reference numerals:

1. a station base; 2. a first position changing machine; 3. a second position changing machine; 4. rotating the working table; 5. a partition plate; 6. a seat plate mold; 6-1, a first bottom plate; 6-2, a support plate; 7. a back plate mold; 7-1 and a second bottom plate; 7-2, fixing the ear rack; 8. welding a manipulator; 9. a first clamping plate; 10. a rapid clamp; 11. a vertical plate; 12. a horizontal plate; 13. a first clamping plate; 14. a second clamping plate; 15. a card slot; 16. a cambered surface; 17. grooving; 18. pressing a plate; 19. a second clamping seat plate; 10-1, a seat board; 10-2, a guide sleeve; 10-3, a support lug; 10-4, a driving handle; 10-5, connecting plates; 10-6, a guide rod; 20. a storage box.

The specific implementation mode is as follows:

see the drawings.

A multi-station seat welding workstation comprises a station base 1, wherein a first position changing machine 2 and a second position changing machine 3 are respectively erected at two ends of the station base 1, rotary workbenches 4 are respectively installed on the first position changing machine 2 and the second position changing machine 3, two symmetrical stations are respectively arranged on the rotary workbenches 4, the stations are separated by a partition plate 5, a seat plate mold 6 for clamping a seat plate and a side support plate is respectively installed on the two stations of the first position changing machine 2, the seat plate mold 6 comprises a first bottom plate 6-1, a support plate 6-2 for supporting a seat plate body is installed in the middle of the first bottom plate 6-1, two clamping plate assemblies 6-3 which are symmetrically arranged and used for clamping and positioning the side support plates at two sides of the seat plate are installed on the outer side of the support plate 6-2, and a back plate mold 7 for clamping and fixing a back plate is respectively installed on the two stations, the back plate die 7 comprises a second bottom plate 7-1, a fixing lug frame 7-2 used for fixing one side of the back plate and corresponding to the adjusting support is arranged on the second bottom plate 7-1, a welding manipulator 8 used for welding a product on the station is arranged in the middle of the station base 1, and the rotation of the rotary workbench 4 is driven by a motor below the rotary workbench.

Further, a first clamping seat plate 9 for clamping the positioning side support plate is further arranged on a first bottom plate of the seat plate mould 6 on the outer side of the clamping plate assembly 6-3, and quick clamps 10 for pressing the support plate in the concave cavity and a paperboard formed by the seat plate are respectively arranged on the outer side of the first clamping seat plate 9 and the outer side of the clamping plate assembly. Because the two sides of the seat plate are provided with the two side supporting plates, the side supporting plates are assembled with the seat plate, corresponding fixing parts need to be welded, the side supporting plates are clamped and fixed through the structure of the first clamping seat plate, the operation is convenient through the rapid clamp, and the clamping assembly efficiency is improved.

Further, the supporting plate 6-2 comprises two vertical plates 11 arranged at intervals, a horizontal plate 12 is arranged on the vertical plate 11, and the specification of the horizontal plate 12 is matched with the inner cavity of the seat plate. Through the cooperation of riser and horizontal plate, just in time with the inner chamber cooperation of bedplate, the bedplate directly withstands when clamping and presses and can realize assembly and location on the horizontal plate.

Further, the clamping plate assembly 6-3 comprises a first clamping plate 13 and a second clamping plate 14 which are arranged in parallel, the first clamping plate 13 is located on the inner side, the upper end of the first clamping plate 13 is matched with the bottom ends of the bent edges on the two sides of the seat plate, the second clamping plate 14 is located on the outer side of the first clamping plate 13 and is provided with a clamping groove 15 and an arc surface 16, the clamping groove 15 and the arc surface 16 are matched with the support plate, and a notch 17 is formed in the position, corresponding to the clamping groove 15; through the cooperation structure of cardboard one and cardboard two, the top of cardboard one has realized supporting and the location of strengthening to the bedplate body on the one hand, and another makes things convenient for cardboard two can realize the location of clamping of offside extension board, can realize the location of side extension board through quick anchor clamps. A reversible pressing plate 18 is respectively erected above the first clamping plate 13 and the second clamping plate 14, a clamping groove is formed in the bottom end of the pressing plate 18 and is buckled with the upper end of the side support plate, and the pressing plate 18 is driven to turn over by the rapid clamp 10; because the side extension board is before not welding, is the structure of components of a whole that can function independently with the bedplate, and the side extension board is smaller moreover, consequently in order to guarantee the stability that the side extension board clamped to reach the clearance with the bedplate both sides, compress tightly the upper end of side extension board through the clamp plate, thereby guaranteed the stability of side extension board before the welding, improved manipulator automatic weld's quality.

Further, a second clamping seat plate 19 for clamping side support plates at two sides of the seat plate is arranged on the outer side of a back plate clamping position on the upper end face of the back plate mold 7, and the quick clamps 10 are respectively arranged on the second clamping seat plate 19 and two sides and the rear end of the back plate clamping position. Through four station synchronous assembly, the bedplate just needs two side extension boards when the side extension board welding with both sides, will invert the welding station of side extension board like this and need satisfy the requirement, and two stations then need four side extension boards, have two side extension boards to clamp the cavity on the bedplate mould, consequently set up card bedplate two in unnecessary position on the backplate mould, but rational utilization space is favorable to welding manipulator's welding operation simultaneously.

Further, the rapid clamp 10 comprises a seat plate 10-1, mounting and fixing holes are distributed on the seat plate 10-1, a guide sleeve 10-2 is arranged at the front end of the seat plate 10-1, a support lug 10-3 is arranged at the rear end of the seat plate 10-1, a driving handle 10-4 is hinged on the support lug 10-3, a connecting plate 10-5 is arranged at the front end of the driving handle 10-4, a guide rod 10-6 which is in guide fit with the guide sleeve is arranged at the front end of the connecting plate 10-5, and a fixing pin shaft is arranged at the end part of the guide rod 10-6. The rapid inserting and positioning can be realized by welding corresponding fixing pin shafts used for connecting corresponding holes on the basis of the existing rapid clamp structure.

Further, the bottom end face of the rotary workbench 4 corresponding to the station where the seat plate mold 6 and the back plate mold 7 are located is provided with the storage box 20, and the storage of the parts to be assembled and the taking of the parts are facilitated through the structure of the storage box; the storage box 20 is composed of a plurality of storage lattices arranged in parallel, the storage box is arranged obliquely downwards, and the storage box is arranged obliquely downwards, so that manual operation is facilitated due to the oblique arrangement of the storage box.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistation seat weldment work station, includes station base (1), its characterized in that: the two ends of the station base (1) are respectively provided with a first positioner (2) and a second positioner (3), the first positioner (2) and the second positioner (3) are respectively provided with a rotary workbench (4), the rotary workbench (4) is respectively provided with two symmetrical stations, the stations are separated by a partition plate (5), the two stations of the first positioner (2) are respectively provided with a seat plate die (6) for clamping a seat plate and a side support plate, the seat plate die (6) comprises a first base plate (6-1), the middle part of the first base plate (6-1) is provided with a support plate (6-2) for supporting a seat plate body, the outer side of the support plate (6-2) is provided with two symmetrically arranged clamping plate components (6-3) for clamping and positioning the side support plates at the two sides, the two stations of the second positioner (3) are respectively provided with a back plate die (7) for clamping and fixing a back plate, backplate mould (7) are including bottom plate two (7-1), be equipped with on bottom plate two (7-1) and be used for fixed back board one side and adjust fixed ear frame (7-2) that the support corresponds, station base (1) mid-mounting has and is used for product welded welding manipulator (8) on the station, the rotation of swivel work head (4) is by the motor drive of its below.

2. The multi-station seat welding station of claim 1, wherein: the quick clamp is characterized in that a first clamping seat plate (9) used for clamping and positioning the side supporting plate is further arranged on a first bottom plate of the outside seat plate mould (6) of the clamping plate component (6-3), and quick clamps (10) used for pressing the supporting plate in the concave cavity and a paper plate formed by the clamping plate component are respectively arranged on the outside of the first clamping seat plate (9) and the outside of the clamping plate component.

3. The multi-station seat welding station of claim 1, wherein: the supporting plate (6-2) comprises two vertical plates (11) which are arranged at intervals, a horizontal plate (12) is arranged on each vertical plate (11), and the specifications of the horizontal plate (12) are matched with the inner cavity of the seat plate.

4. The multi-station seat welding station of claim 1, wherein: the clamping plate assembly (6-3) comprises a first clamping plate (13) and a second clamping plate (14) which are arranged in parallel, the first clamping plate (13) is located on the inner side, the upper end of the first clamping plate is matched with the bottom end parts of the bent edges on the two sides of the clamping plate, the second clamping plate (14) is located on the outer side of the first clamping plate (13), clamping grooves (15) and arc surfaces (16) matched with the supporting plates are formed in the second clamping plate (13), and grooves (17) are formed in positions, corresponding to the clamping grooves (15) of the first clamping plate (13) and the second clamping plate (14.

5. The multi-station seat welding station of claim 4, wherein: and a reversible pressing plate (18) is erected above the first clamping plate (13) and the second clamping plate (14) respectively, a clamping groove is formed in the bottom end of the pressing plate (18), the clamping groove is buckled with the upper end of the side support plate, and the pressing plate (18) is driven by the rapid clamp (10) to overturn.

6. The multi-station seat welding station of claim 1, wherein: and a second clamping seat plate (19) for clamping side support plates at two sides of the seat plate is arranged on the outer side of the back plate clamping position on the upper end surface of the back plate mold (7), and quick clamps (10) are respectively arranged on the two sides and the rear end part of the second clamping seat plate (19) and the back plate clamping position.

7. The multi-station seat welding station according to claim 2 or 6, characterized in that: the rapid clamp (10) comprises a seat plate (10-1), mounting and fixing holes are distributed in the seat plate (10-1), a guide sleeve (10-2) is arranged at the front end of the seat plate (10-1), a support lug (10-3) is arranged at the rear end of the seat plate (10-1), a driving handle (10-4) is hinged to the support lug (10-3), a connecting plate (10-5) is arranged at the front end of the driving handle (10-4), a guide rod (10-6) which is matched with the guide sleeve in a guiding mode is arranged at the front end of the connecting plate (10-5), and a fixing pin shaft is arranged at the end of the guide rod (10-6).

8. The multi-station seat welding station of claim 1, wherein: and the bottom end surface of the rotary workbench (4) corresponding to the station where the seat plate mold (6) and the back plate mold (7) are located is provided with a storage box (20).

9. The multi-station seat welding station of claim 8, wherein: the storage box (20) is composed of a plurality of storage grids which are arranged in parallel, and the storage box is arranged obliquely downwards.