CN113021279A - Sofa turnover mechanism - Google Patents

Abstract

The invention discloses a sofa turnover mechanism, comprising: a body; the turnover bearing structure is used for bearing the sofa and is rotationally arranged on the machine body; the overturning driving device is used for driving the overturning bearing structure to overturn relatively on the machine body; the sofa locking mechanism is arranged on the turnover bearing structure and used for locking the sofa carried by the turnover bearing structure. The sofa turnover mechanism provided by the invention has the advantages that the semi-finished sofa is positioned on the turnover bearing structure through the sofa locking mechanism, and the turnover bearing structure is driven by the turnover driving device to drive the semi-finished sofa to relatively turn over on the machine body until the semi-finished sofa is turned over to an angle suitable for wiring/wiring operation and other working procedures needing to turn over the sofa; in the operation process, semi-manufactured goods sofa is fixed firm and is difficult for empting, and need not artifical upset, is convenient for realize automation or semi-automatization, improves production efficiency.

Description

Sofa turnover mechanism

Technical Field

The invention relates to a sofa turnover mechanism.

Background

The assembly process of the finished sofa is to assemble various parts on various process positions on the production line in sequence until the assembly production is completed. Since in some procedures it is necessary to turn the sofa at a suitable angle for the workers to work, for example: in the wiring and wiring process of the sofa with the function of electrically adjusting the backrest, the bottom of the sofa needs to be turned over to face workers; at present, a plurality of workers are usually required to be matched to turn the sofa to a proper angle at the same time, a great deal of manpower and time are consumed, and the defect of low production efficiency exists.

Disclosure of Invention

According to one aspect of the present invention, in order to overcome the above-mentioned drawbacks of the prior art, there is provided a sofa turnover mechanism, comprising: a body; the turnover bearing structure is used for bearing the sofa and is rotationally arranged on the machine body; the overturning driving device is used for driving the overturning bearing structure to generate relative overturning on the machine body; the sofa locking mechanism is arranged on the turnover bearing structure and used for locking the sofa carried by the turnover bearing structure.

During working, the semi-finished sofa to be further assembled is placed/fixed on the turnover bearing structure, the semi-finished sofa is positioned on the turnover bearing structure through the sofa locking mechanism, and the turnover bearing structure is driven by the turnover driving device to drive the semi-finished sofa to be relatively turned over on the machine body until the semi-finished sofa is turned over to an angle suitable for wiring operation, wiring operation and other working procedures needing to turn over the sofa; in the operation process, semi-manufactured goods sofa is fixed firm and is difficult for empting, and need not artifical upset, is convenient for realize automation or semi-automatization, improves production efficiency.

Preferably, in the using process, the semi-finished sofa can be directly placed/fixed on the bearing surface of the turnover bearing structure, so that the turnover bearing structure can directly bear the sofa; or a plurality of semi-finished sofas can be borne on the tooling plate, and then the tooling plate is borne by the overturning bearing structure, so that the overturning bearing structure can indirectly bear the plurality of semi-finished sofas.

In some embodiments, the sofa locking mechanism includes a first locking clamp for locking the sofa frame of a sofa carried by the inverted load-bearing structure and a second locking clamp for locking the sofa seat/sofa armrest of the sofa carried by the inverted load-bearing structure.

Therefore, during operation, the sofa frame and the sofa seat surface/sofa handrail of the sofa are respectively locked by the two locking clamps, the sofa can be better positioned on the turnover bearing structure, and the sofa is prevented from toppling over when the turnover bearing structure is turned over relative to the machine body.

In some embodiments, the first locking clamp and the second locking clamp are correspondingly disposed on two sides of the turnover bearing structure, and combined with the bearing surface of the turnover bearing structure, three-point positioning is achieved to fix the sofa better.

In some embodiments, the first locking clamp comprises a first linear drive device, a clamp rod, and a first support arm, the first support arm is disposed on the reversed load-bearing structure and above the load-bearing surface of the reversed load-bearing structure, the clamp rod is pivotally disposed on the first support arm, the first linear drive device is disposed on the first support arm, and the first linear drive device is configured to drive the clamp rod to press toward the sofa frame of the sofa carried by the reversed load-bearing structure.

In some embodiments, the second locking clamp includes a second linear drive, a platen rod, and a second support arm, the second support arm is disposed on the tilt-carrying structure and above the carrying surface of the tilt-carrying structure, the platen rod is pivotally disposed on the second support arm, the second linear drive is disposed on the second support arm, and the second linear drive is configured to drive the platen rod to press against the sofa seat/sofa armrest of the sofa carried by the tilt-carrying structure.

In some embodiments, the sofa locking mechanism further comprises a third locking clamp for locking a sofa footrest of a sofa carried by the inverted carrying structure.

In this way, the third locking clamp can lock the sofa foot rest to prevent the sofa foot rest from popping out, so that a worker can conveniently carry out processing operation.

In some embodiments, the third locking clamp comprises a third linear drive device disposed on the second support arm and a stop plate disposed at a telescoping end of the third linear drive device for driving the stop plate to move linearly toward a sofa footrest of a sofa carried by the tilt-carrying structure.

In some embodiments, the two ends of the turnover bearing structure are respectively provided with a turnover rail, and the machine body is provided with a sliding part which is in sliding fit with the turnover rails.

Therefore, when the turnover mechanism works, the turnover driving device drives the turnover track to drive the turnover bearing structure and the semi-finished sofa to generate relative turnover action on the machine body through the sliding piece, and the turnover bearing structure can generate relative turnover on the machine body along the turnover track.

In some embodiments, the turnover driving device is arranged on the machine body; the overturning driving device comprises a first driving motor, a first driving gear and a driving rack which extends and is distributed along the track direction of the overturning track; the first driving gear is arranged on a rotating shaft of the first driving motor, the driving rack is arranged on the overturning bearing structure, and the first driving gear is meshed with the driving rack in a matching mode.

Like this, because the drive rack sets up to extend along the orbital orbit trend of upset, and the upset drive arrangement sets up on the organism, when first drive gear of drive motor drive was rotatory then, first drive gear can drive upset bearing structure through the drive rack and produce relative upset motion on the organism.

In some embodiments, the tilt-carrying structure comprises a transmission for carrying the sofa and a transmission drive for driving the transmission; the turnover mechanism is arranged on the turnover bearing structure and comprises a tool locking mechanism and a tool locking driving structure; the tool locking driving structure is used for driving the tool locking mechanism to form locking action in the transmission direction of the transmission device.

Drawings

FIG. 1 is a schematic view of a sofa turnover mechanism according to one embodiment of the present invention;

FIG. 2 is a schematic view of the sofa turning mechanism shown in FIG. 1 with the side supporting plates of the machine body hidden;

FIG. 3 is a schematic view of the sofa turnover mechanism shown in FIG. 1 from another perspective;

fig. 4 is a schematic view of the sofa turnover mechanism shown in fig. 1 from yet another perspective.

Wherein the reference numerals have the following meanings: 1-machine body, 2-turnover bearing structure, 21-transmission device, 22-transmission driving device, 23-turnover track, 11-turnover driving device, 111-first driving motor, 112-first driving gear, 231-driving rack, 12-wheel pair group, 121-first roller, 3-first locking clamp, 31-first linear driving device, 32-clamp rod, 33-first supporting arm, 4-second locking clamp, 41-second linear driving device, 42-pressing plate rod, 43-second supporting arm, 5-third locking clamp, 51-third linear driving device, 52-baffle, 6-tool locking mechanism, 61-tool locking driving structure and 7-tool structure

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those 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.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 schematically shows a sofa turnover mechanism according to an embodiment of the present invention.

As shown in fig. 1 to 4, the sofa turning mechanism includes: the sofa comprises a machine body 1, a turnover bearing structure 2 for bearing a sofa, a turnover driving device 11 and a sofa locking mechanism, wherein the turnover bearing structure 2 is rotatably arranged on the machine body 1; the overturning driving device 11 is used for driving the overturning bearing structure 2 to overturn relatively on the machine body 1; the sofa locking mechanism is used for locking the sofa carried by the turnover carrying structure 2.

During operation, the semi-finished sofa to be further assembled is placed/fixed on the turnover bearing structure 2, the semi-finished sofa is positioned on the turnover bearing structure 2 through the sofa locking mechanism, and the turnover bearing structure 2 is driven by the turnover driving device 11 to drive the semi-finished sofa to be relatively turned over on the machine body 1 until the semi-finished sofa is turned over to an angle suitable for wiring/wiring operation and other working procedures needing to turn over the sofa for operation; in the operation process, semi-manufactured goods sofa is fixed firm and is difficult for empting, and need not artifical upset, is convenient for realize automation or semi-automatization, improves production efficiency.

In detail, in this embodiment, the two ends of the tilting support structure 2 are respectively provided with a tilting track 23, and the machine body 1 is provided with a sliding member slidably adapted to the tilting track 23. In this way, during operation, the turnover driving device 11 drives the turnover rail 23 to drive the turnover carrying structure 2 and the semi-finished sofa to perform a relative turnover action on the machine body 1 through the sliding member, that is, "the turnover carrying structure 2 can perform a relative turnover on the machine body 1 along the turnover rail 23". In other embodiments, the specific structure for realizing that the overturning carrying structure 2 can generate relative overturning on the machine body 1 along the overturning track 23 can be further adjusted according to practical situations, for example: the turning track 23 can also be arranged on the machine body 1, and the sliding part can also be arranged on the turning bearing structure 2, and the sliding part supports the turning bearing structure 2 to make relative turning on the machine body 1 along the turning track 23.

As shown in fig. 1 and 2, in detail, in the present embodiment, the tumble drive apparatus 11 is provided on the machine body 1; the overturning driving device 11 comprises a first driving motor 111, a first driving gear 112 and a driving rack 231 which extends and is arranged along the track of the overturning track 23; the first driving gear 112 is disposed on the rotating shaft of the first driving motor 111, the driving rack 231 is disposed on the turnover carrying structure 2, and the first driving gear 112 is meshed with the driving rack 231. The extended profile of the drive rack 231 forms an "equidistant line" with the trajectory of the tumble track 23. In this way, since the driving rack 231 is disposed to extend along the track of the turning track 23, and the turning driving device 11 is disposed on the machine body 1, when the first driving motor 111 drives the first driving gear 112 to rotate, the first driving gear 112 drives the turning bearing structure 2 to generate a relative turning motion on the machine body 1 through the driving rack 231. In other embodiments, the specific structure of the turnover driving device 11 may be appropriately adjusted according to actual conditions, as long as the relative turnover action of the turnover rail 23 and the turnover carrying structure 2 on the machine body 1 can be realized.

In the present embodiment, two overturning tracks 23 are respectively arranged at two ends of the overturning carrying structure 2; the sliding part comprises two wheel set groups 12, the wheel set group 12 comprises two first rollers 121 arranged at intervals, and the two wheel set groups 12 are respectively arranged at two ends of the machine body 1; the two turning rails 23 correspond to the two wheel set groups 12 one by one, and the turning rails 23 are in rolling fit with the corresponding two first rollers 121. Like this, through the cooperation of rolling upset track 23 and two first gyro wheels 121 that correspond, because two first gyro wheels 121 intervals set up, so two first gyro wheels 121 of the wheel set 12 carry out the outrigger to upset track 23 on the direction of gravity jointly, owing to be equipped with two upset tracks 23 respectively at the both ends of upset bearing structure 2, and be equipped with respectively on the both ends of organism 1 and carry out the outrigger to two wheels of two upset track 23 one-to-one 12, further carry out the outrigger to upset track 23 on the horizontal direction, make upset track 23 take upset bearing structure 2 to produce relative upset action on organism 1 steadily.

In the present embodiment, the overturning carrying structure 2 comprises a transmission 21 and a transmission drive 22; the transmission driving device 22 is used for driving the transmission device 21 to transmit. Like this, when the staff loads the semi-manufactured sofa on upset bearing structure 2, can drive transmission 21 through operation transmission drive arrangement 22 and transport the semi-manufactured sofa to the suitable position of upset bearing structure 2 on, need not artifical transport adjustment, further provided production efficiency.

In detail, in the present embodiment, the transmission device 21 comprises a plurality of second rollers, which are arranged on the overturning carrying structure 2 along the conveying direction of the transmission device 21; the transmission driving device 22 includes a second driving motor, a second driving gear, a synchronous gear belt and a plurality of third driving gears, wherein the plurality of third driving gears are respectively arranged with a plurality of second rollers in a one-to-one coaxial rotation manner, the plurality of third driving gears are all matched with the synchronous gear belt in a meshing manner, the second driving gear is arranged on a rotating shaft of the second driving motor, and the second driving gear is matched with the synchronous gear belt in a meshing manner. Thus, when the operator operates the transmission driving device 22 to drive the transmission device 21 to transfer the semi-finished sofa to a proper position on the turnover carrying structure 2, the second driving motor drives the second driving gear to roll with the timing gear belt, and then the timing gear belt drives the plurality of third driving gears to synchronously rotate so as to drive the plurality of second rollers to synchronously rotate, so that the semi-finished sofa is moved along the transfer direction. In other embodiments, the specific structure of the transmission device 21 and the transmission driving device 22 may be adjusted according to the actual situation, that is, it is only necessary to move and transfer the semi-finished sofa to the proper position of the turnover carrying structure 2.

As shown in fig. 2, in the present embodiment, the turning device further includes a tool locking mechanism 6 and a tool locking driving structure 61, and the tool locking mechanism 6 and the tool locking driving structure 61 are disposed on the turnover carrying structure 2; the tool lock driving mechanism 61 is configured to drive the tool lock mechanism 6 to perform a locking operation in the transmission direction of the transmission device 21. In detail, the tool locking mechanism 6 is a blocking plate, the tool locking driving mechanism 61 is a fourth cylinder, and the blocking plate is disposed on an expansion link of the fourth cylinder. In this embodiment, the sofa conveying device further comprises a tooling structure 7 for bearing the sofa, a positioning component for positioning a sofa frame is arranged on the tooling structure 7, the semi-finished sofa is placed on the tooling structure 7, the tooling structure 7 can be conveyed along with the transmission device 21, the semi-finished sofa is conveyed on the transmission device 21 through the tooling structure 7, and in other embodiments, the semi-finished sofa can also be directly conveyed on the transmission device 21. Thus, when the semi-finished sofa is transferred and moved to a proper position by the transmission device 21, the tool locking driving structure 61 drives the tool locking mechanism 6 to lock the tool structure 7 carrying the semi-finished sofa or the semi-finished sofa in the transmission direction of the transmission device 21, so that the semi-finished sofa is prevented from moving, and a worker can conveniently perform processing operation.

As shown in fig. 3 to 4, in the present embodiment, the sofa locking mechanism includes a first locking clamp 3 and a second locking clamp 4, wherein the first locking clamp 3 is used for locking the sofa frame of the sofa carried by the turnover carrying structure 2, and the second locking clamp 4 is used for locking the sofa seat/sofa armrest of the sofa carried by the turnover carrying structure 2.

In the present embodiment, the first locking clamp 3 comprises a first linear driving device 31, a clamp rod 32 and a first supporting arm 33, the first supporting arm 33 is disposed on the turnover carrying structure 2 and above the carrying surface of the turnover carrying structure 2, the clamp rod 32 is pivotally disposed on the first supporting arm 33, the first linear driving device 31 is disposed on the first supporting arm 33, and the first linear driving device 31 is used for driving the clamp rod 32 to press towards the sofa frame of the sofa carried by the turnover carrying structure 2. In detail, the clamp bar 32 may press on the support feet of the sofa frame or on the frame back beam of the sofa frame.

In this way, when the semi-finished sofa is transferred to a proper position by the transmission device 21, the first locking clamp 3 locks the sofa frame through a locking action to prevent the sofa from displacement and deflection, so that a worker can perform processing operation.

In the present embodiment, the second locking clamp 4 comprises a second linear driving device 41, a platen lever 42 and a second supporting arm 43, the second supporting arm 43 is disposed on the turnover carrying structure 2 and above the carrying surface of the turnover carrying structure 2, the platen lever 42 is pivotally disposed on the second supporting arm 43, the second linear driving device 41 is disposed on the second supporting arm 43, and the second linear driving device 41 is used for driving the platen lever 42 to press the sofa seat surface/sofa armrest of the sofa carried by the turnover carrying structure 2.

Thus, when the semi-finished sofa is transferred to a proper position by the transmission device 21, the second locking clamp 4 locks the sofa seat/sofa armrest through a locking action to prevent the sofa from displacement and deflection, so that a worker can carry out processing operation.

Preferably, the first support arm 33 is disposed between the two oppositely disposed turning rails 23, the second support arm 43 is also disposed between the two oppositely disposed turning rails 23, and the first support arm 33 and the second support arm 43 are correspondingly disposed.

In this embodiment, the sofa locking mechanism further includes a third locking clamp 5, the third locking clamp 5 is disposed on the turnover bearing structure 2, and the third locking clamp 5 is used for locking a sofa foot rest of a sofa carried by the turnover bearing structure 2.

In detail, the third locking clamp 5 comprises a third linear actuator 51 and a shutter 52, the third linear actuator 51 being arranged on the second supporting arm 43, the shutter 52 being arranged at the telescopic end of the third linear actuator 51, the third linear actuator 51 being adapted to drive the shutter 52 to move linearly towards the sofa footrest of the sofa of the overturning carrying structure 2. Thus, after the semi-finished sofa is transferred and moved to a proper position by the transmission device 21, the third locking clamp 5 locks the sofa foot rest through locking action to prevent the sofa foot rest from being ejected out, so that a worker can carry out processing operation.

It is understood that the first linear actuator 31, the second linear actuator 41 and the third linear actuator 51 may be any one of an air cylinder, a hydraulic cylinder or an electric push rod, and the first linear actuator 31, the second linear actuator 41 and the third linear actuator 51 are not particularly limited in the present invention.

What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.

Claims (10)

1. Sofa tilting mechanism, its characterized in that includes:

a body (1);

the turnover bearing structure (2) is used for bearing a sofa, and the turnover bearing structure (2) is rotatably arranged on the machine body (1);

the overturning driving device (11) is used for driving the overturning bearing structure (2) to generate relative overturning on the machine body (1);

the sofa locking mechanism is arranged on the turnover bearing structure (2) and used for locking the sofa carried by the turnover bearing structure (2).

2. The sofa turning mechanism according to claim 1, characterized in that the sofa locking mechanism comprises a first locking clamp (3) and a second locking clamp (4), the first locking clamp (3) being used for locking the sofa frame of the sofa carried by the flip carrying structure (2), the second locking clamp (4) being used for locking the sofa seat/sofa armrest of the sofa carried by the flip carrying structure (2).

3. The sofa turning mechanism according to claim 2, characterized in that the first locking clamp (3) and the second locking clamp (4) are arranged on both sides of the turning carrying structure (2) in correspondence.

4. The sofa turning mechanism according to claim 2, characterized in that the first locking clamp (3) comprises a first linear drive (31), a clamp lever (32) and a first support arm (33), the first support arm (33) being arranged on the turning carrying structure (2) above the carrying surface of the turning carrying structure (2), the clamp lever (32) being pivotally arranged on the first support arm (33), the first linear drive (31) being adapted to drive the clamp lever (32) to press towards the sofa frame of the sofa carried by the turning carrying structure (2).

5. The sofa turnover mechanism according to claim 2, wherein the second locking clamp (4) comprises a second linear drive device (41), a platen lever (42) and a second support arm (43), the second support arm (43) being arranged on the turnover carrying structure (2) above the carrying surface of the turnover carrying structure (2), the platen lever (42) being pivotally arranged on the second support arm (43), the second linear drive device (41) being adapted to drive the platen lever (42) to press against the sofa seat/sofa armrest of the sofa carried by the turnover carrying structure 2.

6. The sofa turning mechanism according to claim 5, characterized in that the sofa locking mechanism further comprises a third locking clamp (5), the third locking clamp (5) being used for locking the sofa foot rests of the sofa carried by the turning carrying structure (2).

7. The sofa turning mechanism according to claim 6, characterized in that the third locking clamp (5) comprises a third linear driving device (51) and a flap (52), the third linear driving device (51) being arranged on the second supporting arm (43), the flap (52) being arranged at the telescopic end of the third linear driving device (51), the third linear driving device (51) being adapted to drive the flap (52) to move linearly towards the sofa footrest of the sofa carried by the turnover carrying structure 2.

8. The sofa turning mechanism according to any one of claims 1 to 7, characterized in that the turning bearing structure (2) is provided with turning rails (23) at both ends, and the machine body (1) is provided with sliding parts which are slidably adapted to the turning rails (23).

9. The sofa turnover mechanism according to claim 8, wherein the turnover drive means (11) comprises a first drive motor (111), a first drive gear (112) and a drive rack (231) extending along the trajectory of the turnover rail (23); the first driving gear (112) is arranged on a rotating shaft of the first driving motor (111), the driving rack (231) is arranged on the overturning bearing structure (2), and the first driving gear (112) is meshed and matched with the driving rack (231).

10. The sofa turnover mechanism according to any one of claims 1 to 7, characterized in that the turnover carrying structure (2) comprises a transmission (21) for carrying a sofa and a transmission drive (22) for driving the transmission (21); the turnover bearing structure is characterized by further comprising a tool locking mechanism (6) and a tool locking driving structure (61), wherein the tool locking mechanism (6) and the tool locking driving structure (61) are arranged on the turnover bearing structure (2), and the tool locking driving structure (61) is used for driving the tool locking mechanism (6) to be in a locking action formed in the transmission direction of the transmission device (21).

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