CN216107618U - Closed-loop ironing production line - Google Patents

Abstract

The utility model relates to the field of ironing processing, in particular to a closed-loop ironing production line, which comprises: the device comprises a mobile driving device, a mobile device, a strip-shaped driving piece, an annular driving track and a steam oven device; the annular driving track sequentially comprises along the moving direction of the moving device: a feeding section, a baking section and a discharging section; the drying and scalding section is arranged in a drying and scalding cavity of the steam oven device in a penetrating mode. The closed-loop ironing production line adopts the mobile device to bear the dressed clothes and carries out closed-loop moving transportation along the annular driving track, the mobile device can automatically complete corresponding procedures through various different stations in sequence in the moving transportation process, so that the closed-loop ironing production line can highly realize automation of the ironing process of the dressed clothes, and when the closed-loop ironing production line is used for carrying out the ironing process, the feeding and discharging operations can be independently operated, so that the occupied space of the application and installation of the closed-loop ironing production line is smaller, and the ironing processing efficiency is greatly improved.

Description

Closed-loop ironing production line

Technical Field

The utility model relates to the field of ironing processing, in particular to a closed-loop ironing production line.

Background

In the clothing production industry, the formed clothing needs to be dried and ironed in the production process of a plurality of clothing, so that the clothing can be folded and packaged more smoothly in the subsequent packaging process.

In the prior art, a single person is mainly adopted to bake and iron the sweater, in the process, the sweater is firstly paved on a workbench by one person, and then the sweater paved on the workbench is baked and ironed by a handheld ironing device; however, the shirt cannot be laid smoothly in the drying and ironing mode, and the laying and drying and ironing precision is difficult to control; in order to solve the problem that the clothes are laid smoothly, the scheme that the clothes are hung on a clothes hanger and then are manually dried and ironed is also provided in the prior art, but the clothes are laid and ironed by one person, a plurality of different operations from the clothes taking to the laying and then the ironing are carried out by one person, the operation personnel need to switch various types of work back and forth, and the existing clothes drying and ironing processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks, the present invention provides a closed-loop ironing production line, which can carry a garment to automatically pass through different stations, so that the automation degree of the garment drying and ironing process is higher, and the drying and ironing efficiency can be greatly improved.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a closed loop ironing line comprising: the device comprises a mobile driving device, a mobile device, a strip-shaped driving piece, an annular driving track and a steam oven device; the annular driving track sequentially comprises along the moving direction of the moving device: a feeding section, a baking section and a discharging section; the inner side and the outer side of the movable base are provided with rollers, and the rollers are used for the movable base to move on the annular driving rail; the strip driving piece is arranged in the annular driving track, moves along the annular driving track under the driving of the moving driving device, and is in transmission connection with the moving device; a clothes rack is vertically arranged at the top of the moving device; the drying and scalding section is arranged in a drying and scalding cavity of the steam oven device in a penetrating mode.

Preferably, the annular driving track is in an elliptical ring shape, and two sides of the annular driving track, which are opposite to each other in parallel, are a baking side and a feeding side respectively; the annular section connected with the downstream of the discharging end of the drying and ironing side is a discharging section; the drying and ironing section is arranged on the drying and ironing side, and the feeding section is arranged on the feeding side.

Preferably, the feeding end of the steam oven device is provided with a spraying device which is used for carrying out preliminary wet spraying operation on the clothes.

Preferably, the discharge end of the steam oven device is provided with an air cooling device which is used for cooling the clothes.

More preferably, the endless drive track is provided with a lubrication assembly, the lubrication assembly comprising: the oil spraying assembly is used for cleaning the idler wheel, and the oil spraying assembly is used for performing oil spraying lubrication operation on the idler wheel and the strip-shaped driving piece.

Preferably, the mobile device further comprises: a movable base and a rotating mechanism; the top of removal base is equipped with slewing mechanism, slewing mechanism includes: erecting a rotating shaft and a locking assembly; the locking assembly is used for locking or unlocking the vertical rotating shaft and the moving base; the lower end of the clothes hanger is connected to the top of the vertical rotating shaft, the clothes hanger can rotate around the vertical rotating shaft when the vertical rotating shaft and the moving base are loosened by the locking assembly, and the clothes hanger is fixed relative to the moving base when the vertical rotating shaft and the moving base are locked by the locking assembly.

Preferably, the rotating mechanism further comprises: a rotating shaft mounting base; the locking assembly includes: locking the rotary table and the bolt piece; the outer wall of the rotating shaft mounting seat is vertically provided with a sliding through hole; the locking turntable is provided with at least one locking hole; the lower end of the vertical rotating shaft is provided with a rotating shaft arranged in the rotating shaft mounting seat, and the locking turntable is horizontally sleeved outside the upper end of the vertical rotating shaft; when the locking hole is aligned with the sliding through hole, the bolt piece can be inserted into the locking hole and the sliding through hole simultaneously; the sliding through hole is located under the locking turntable, the lower end of the plug pin piece is in transmission connection with the transmission end of the swing arm, the upper end of the plug pin piece slides in the sliding through hole or the locking hole, and the extension end of the swing arm is provided with a balancing weight.

Preferably, the lower end of the plug pin piece is provided with a limiting annular groove; the transmission end of the swing arm is provided with a Y-shaped fork structure; the fork-shaped structure is clamped and limited in the limiting annular groove.

Preferably, the lower end of the plug pin piece is provided with two annular limiting protrusions in an up-down opposite mode, and the limiting annular groove is formed between the two annular limiting protrusions.

Preferably, at least two locking holes are arranged, the two locking holes are positioned on the peripheral track of a concentric circle taking the geometric center of the locking turntable as the center of the circle, and the included angle between the two locking holes is 90 degrees or 180 degrees; the cross-sectional shape of locking hole is the type of falling trapezoidal form, the top of bolt spare is the back taper shape.

The utility model provides a closed-loop ironing production line, which adopts a moving device to carry a garment to be transported in a closed-loop moving manner along an annular driving rail, and the moving device can automatically complete corresponding procedures through various different stations in sequence in the moving and transporting process, so that the drying and ironing process of the garment by the closed-loop ironing production line can be highly automated and is more optimal.

Drawings

FIG. 1 is a schematic top view of a closed loop ironing line according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a closed-loop ironing line according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the mobile device according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view taken along plane A-A of the embodiment of FIG. 3;

FIG. 5 is a schematic cross-sectional view of the embodiment of FIG. 3 taken along plane B-B;

fig. 6 is a schematic structural view of the embodiment of fig. 5 assembled with the endless drive track.

Wherein: the device comprises a moving device 10, a moving base 11, a roller 12, a vertical rotating shaft 13, a rotating shaft mounting seat 14, a locking turntable 15, a bolt piece 16, a sliding through hole 17, a locking hole 18, an articulated arm 19, a swing arm 20, an annular bulge 21, a driving connecting part 22, a bearing rail 23, a transmission chain 24, a plugging mounting seat 25, a clothes hanger 26, an annular driving rail 31, a steam oven device 32, a spraying device 33, an air cooling device 34, a feeding section 301, a baking section 302 and a discharging section 303.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

As shown in fig. 1 and 2, a closed-loop ironing line includes: a mobile driving device, a mobile device 10, a strip-shaped driving piece, an annular driving track 31 and a steam oven device 32; the endless driving track 31 sequentially includes, along the moving direction of the moving device 10: a feeding section 301, a baking section 302 and a discharging section 303; the inner side and the outer side of the moving base 10 are provided with rollers 12, and the rollers 12 are used for the moving base 10 to move on the annular driving track 31; the strip driving piece is arranged in the annular driving track 31, moves along the annular driving track 31 under the driving of the moving driving device, and is in transmission connection with the moving device 10; a clothes rack 26 is vertically arranged at the top of the mobile device 10; the drying and ironing section 302 is arranged in a drying and ironing cavity of the steam oven device 31 in a penetrating manner. The steam drying and ironing device 31 is an existing product which can be directly purchased in the market, has various specific implementation modes, and can be used for drying and ironing the clothes in the drying and ironing cavity by using high-temperature steam.

The annular driving rail 31 is in an elliptical ring shape, and two sides of the annular driving rail 31 which are opposite in parallel are respectively a baking side and a feeding side; the annular section connected with the downstream of the discharging end of the drying and ironing side is a discharging section 303; the drying and ironing section 302 is arranged on the drying and ironing side, and the feeding section 301 is arranged on the feeding side. Among the longer both sides of annular drive track 31, one side is used for accomplishing to dry by the fire boiling hot technology, can guarantee the processing quality that dries by the fire boiling hot of sweater, and the opposite side is used for the material loading, can provide bigger operating space for the material loading operation, lets the material loading operation can remove interval nimble operation again bigger, can guarantee mobile device in the removal process or static in-process, can both accurately and fast lay the sweater to on the clothes hanger.

The feed end of the steam oven device 32 is provided with a spraying device 33 which is used for carrying out preliminary wet spraying operation on the clothes. The spraying device 33 is an existing product which can be directly purchased in the market, has various specific implementation modes, and can spray liquid onto the clothes laid by the clothes rack in a spraying mode, so that the clothes can be pre-wetted before entering the steam oven device 32, if the clothes enter the steam oven device 32 in a dry state, the clothes cannot be completely and flatly hung on the clothes rack 26 due to electrostatic influence, and after the spraying device 33 is additionally arranged, the electrostatic influence of the clothes hung on the clothes rack 26 can be rapidly and comprehensively eliminated, and the drying and ironing processing quality is improved.

The discharge end of the steam oven device 32 is provided with an air cooling device 34 which is used for cooling the clothes. The air cooling device 34 is an existing product which can be purchased directly in the market, has various specific embodiments, and can spray air with a set temperature to the clothes hung on the clothes hanger 26; because the effect of drying and ironing the clothes can be achieved only when the temperature in the steam oven device 32 is high, the temperature difference between the clothes removed from the steam oven device 32 and the outside is high, the clothes is slowly cooled to influence the drying and ironing processing effect, wrinkles or other damages are easily generated, and the processing efficiency is also influenced, after the air cooling device 34 is additionally arranged, the clothes removed from the steam oven device 32 can be comprehensively and quickly cooled, the drying and ironing processing quality of the clothes is ensured, and the drying and ironing processing efficiency is also improved.

The endless drive track 31 is provided with a lubrication assembly comprising: the oil spraying device comprises an oil spraying assembly and a brush assembly, wherein the brush assembly is used for cleaning the roller 12, and the oil spraying assembly is used for performing oil spraying lubrication operation on the roller 12 and the strip-shaped driving piece. The oil spout subassembly with the brush subassembly is the current product that can directly purchase on the market, and its specific implementation is various, can realize above-mentioned function and operation can, with its application to in the this embodiment closed loop scalds clothing production line, guarantees mobile device 10 with the slip and the drive of strip driving piece are smooth and easy.

As shown in fig. 2 to 6, the mobile device further includes: a moving base 11 and a rotating mechanism; the inner side and the outer side of the moving base 11 are provided with rollers 12, and the rollers 12 are used for moving the moving base 11; the top of removal base 11 is equipped with slewing mechanism, slewing mechanism includes: a vertical rotating shaft 13 and a locking assembly; the locking assembly is used for locking or unlocking the vertical rotating shaft 13 and the moving base 11; the lower end of the clothes hanger 26 is connected to the top of the upright rotating shaft 13, and when the locking assembly releases the upright rotating shaft 13 and the moving base 11, the clothes hanger 26 can rotate around the upright rotating shaft 13, and when the locking assembly locks the upright rotating shaft 13 and the moving base 11, the clothes hanger 26 is fixed relative to the moving base 11. Specifically, the hanger 26 is used for hanging a garment, and the specific shape can be set according to the shape of the specific garment. The top of the vertical rotating shaft 13 is provided with an inserting mounting seat 25, the lower end of the clothes hanger 26 is plate-shaped, and the clothes hanger can be detachably inserted and fixed in the inserting mounting seat 25 and transversely fixed by a positioning pin, so that the mobile device 10 can be conveniently detached and replaced by different clothes hangers 26. The rollers 12 are arranged both in the vertical direction and in the horizontal direction.

Preferably, the rotating mechanism further comprises: a rotating shaft mounting seat 14; the locking assembly includes: locking dial 15 and latch member 16; the outer wall of the rotating shaft mounting seat 14 is vertically provided with a sliding through hole 17; the locking turntable 15 is provided with at least one locking hole 18; the lower end of the vertical rotating shaft 13 is arranged in the rotating shaft mounting seat 14, and the locking rotary table 15 is horizontally sleeved outside the upper end of the vertical rotating shaft; so that the latch piece 16 can be inserted into the locking hole 18 and the sliding through hole 17 at the same time when the locking hole 18 and the sliding through hole 17 are aligned. Specifically, the middle part of the rotating shaft mounting seat 14 is provided with a vertical rotating cavity, and the outer wall of the lower end of the vertical rotating shaft 13 is rotatably mounted with the inside of the vertical rotating cavity through a bearing. The rotating shaft mounting seat 14 can more stably mount the vertical rotating shaft 13 on the top of the moving base 11; the locking assembly adopts a structure scheme of matching a bolt and a hole, and the bolt piece 16 can be inserted from the upper part of the locking turntable 15 and also can be inserted from the lower part of the sliding through hole 17 as shown in the embodiment; when the clothes hanger 26 needs to be rotated, an operator can pull the latch piece 16 out of the locking hole 18 or the sliding through hole 17, so that the latch piece 16 is not simultaneously inserted into the locking hole 18 and the sliding through hole 17, that is, the locking turntable drives the vertical rotating shaft 13 to freely rotate relative to the moving base 11, and further, the clothes hanger 26 can freely rotate according to the processing requirement.

Preferably, the outer wall of the sliding through hole 17 is provided with a hinge arm 19 and a swing arm 20; swing arm 20 is hinged at its central portion to hinge arm 19 and has a drive end drivingly connected to latch member 16 and an extended end extending outwardly away from latch member 16. Preferably, a lever mechanism consisting of the hinge arm 19 and the swing arm 20 is additionally arranged outside the latch member 16, so that an operator can complete the pulling-out or inserting operation of the latch assembly in a labor-saving manner by applying an external force to the extending end of the swing arm 20, thereby facilitating the rotating operation of the clothes hanger 26.

Preferably, the sliding through hole 17 is located under the locking turntable 15, the lower end of the latch member 16 is in transmission connection with the transmission end of the swing arm 20, the upper end of the latch member 16 slides in the sliding through hole or the locking hole 18, and the extension end of the swing arm 20 is provided with a counterweight. Preferably, the latch member 16 is inserted into the locking hole 18 from the lower direction of the sliding through hole, and under the action of gravity, the counterweight block can make the swing arm 20 keep swinging downward, so that the upper end of the latch member 16 always keeps inserted into the locking hole 18, and the clothes hanger 26 and the moving base 11 always keep relatively fixed; when the clothes hanger 26 needs to be rotated, an operator only needs to overcome the gravity of the balancing weight to lift the balancing weight, and the clothes hanger 26 can rotate; when the clothes hanger 26 rotates to a designated angle and the locking hole 18 and the sliding through hole 17 at corresponding positions are aligned, an operator puts down the balancing weight, and the latch piece 16 can quickly fix the clothes hanger 26 and the moving base 11; after the balancing weight is additionally arranged, an operator does not need to completely rely on manual operation when rotating or locking the clothes hanger 26, and the operation is more convenient and faster.

Preferably, the lower end of the plug pin piece 16 is provided with a limiting annular groove; the transmission end of the swing arm 20 is provided with a Y-shaped fork structure; the fork-shaped structure is clamped and limited in the limiting annular groove. When the latch piece 16 moves in the sliding through hole 17, the latch piece 16 moves linearly in the vertical direction, and the transmission end of the swing arm 20 moves in an arc, so that the latch piece 16 can move more smoothly and achieve a larger sliding stroke, the transmission end of the swing arm 20 and the latch piece 16 cannot be hinged, and therefore, in this embodiment, a transmission mounting structure capable of sliding in a certain interval is adopted, that is, the fork-shaped structure slides relatively in a certain interval in the limiting ring groove and can drive the latch piece 16 to slide in the vertical direction.

The limiting ring groove may be formed in many embodiments, and the lower end of the pin member 16 may be provided with a ring groove-shaped structure, or two ring-shaped limiting protrusions 21 may be provided at the lower end of the pin member 16, and the limiting ring groove is provided between the two ring-shaped limiting protrusions 21. The lower end of the pin member 16 may be recessed toward the inside of the pin member 16 to form the limiting annular groove.

The number of the locking holes 18 is at least two, the two locking holes 18 are located on the peripheral track of a concentric circle with the geometric center of the locking turntable as the center of the circle, and the included angle between the two locking holes 18 is 90 degrees or 180 degrees. By specifically setting the number of the locking holes 18 and the included angle between the locking holes 18, the front and back rotation of the hanger 26 can be limited, for example, when the included angle between two locking holes 18 is 90 degrees, the front and back locking states rotate 90 degrees relatively.

Preferably, the cross-sectional shape of the locking hole 18 is an inverted trapezoid-like shape, and the top of the latch member 16 is an inverted cone shape. If the latch member 16 completely passes through the locking hole 18 and the sliding through hole 17, in order to ensure smooth sliding of the latch member 16, it is necessary to require that the locking hole 18 and the sliding through hole 17 completely face each other; however, in the practical use of the mobile device 10, the locking hole 18 and the sliding through hole 17 easily apply two opposite pressures to the latch piece 16, so that the latch piece 16 is hard to pull out and slide smoothly when sliding due to too much resistance, and therefore, in this embodiment, by setting the specific shapes of the locking hole 18 and the latch piece 16, the latch piece 16 can well limit the locking hole 18 stably by using only the top, and simultaneously, the latch piece 16 can be ensured to slide smoothly downward.

Specifically, as shown in fig. 6, the strip-shaped driving element is a transmission chain 24, the bottom of the moving base 11 is provided with the driving connection portion 22, the driving connection portion 22 is vertically provided with a downward driving groove, the top of the transmission chain 24 is provided with a vertical driving rod, the bottom of the annular driving rail 31 is provided with the driving chain, a bearing rail 23 is arranged above the transmission chain in parallel, and the moving device 10 rolls on the bearing rail 23; the vertical driving rod penetrates out of the strip-shaped hollow-out portion formed in the middle of the bearing rail 23, and is inserted and limited in the driving groove, so that the driving chain 24 can drive the moving base 11 to move when moving.

The moving device 10 is provided with a clothes rack 26 for laying the clothes, the moving device 10 bears the clothes to move in the closed-loop ironing production line, when the specified station is reached, an operator can rotate the clothes rack 26 according to the processing requirement without completely depending on manual operation, and therefore the clothes can be transported and baked more efficiently and more conveniently.

According to the embodiment, the utility model provides a closed-loop ironing production line, which adopts a moving device to carry a garment to be subjected to closed-loop moving transportation along the annular driving rail, and the moving device can automatically complete corresponding procedures through various different stations in sequence in the moving transportation process, so that the drying and ironing process of the garment by the closed-loop ironing production line can be highly automated and is more optimal.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.

Claims (10)

1. A closed loop ironing line, comprising: the device comprises a mobile driving device, a mobile device, a strip-shaped driving piece, an annular driving track and a steam oven device; the annular driving track sequentially comprises along the moving direction of the moving device: a feeding section, a drying and ironing section and a discharging section;

the inner side and the outer side of a moving base of the moving device are provided with rollers, and the rollers are used for the moving base to move on the annular driving track;

the strip driving piece is arranged in the annular driving track, moves along the annular driving track under the driving of the moving driving device, and is in transmission connection with the moving device;

a clothes rack is vertically arranged at the top of the moving device;

the drying and scalding section is arranged in a drying and scalding cavity of the steam oven device in a penetrating mode.

2. The closed-loop ironing production line according to claim 1, wherein the annular driving rail is in an elliptical ring shape, and two sides of the annular driving rail, which are opposite in parallel, are a baking side and a feeding side respectively; the annular section connected with the downstream of the discharging end of the drying and ironing side is a discharging section; the drying and ironing section is arranged on the drying and ironing side, and the feeding section is arranged on the feeding section.

3. A closed loop ironing line according to claim 2, characterised in that the feed end of the steam oven unit is provided with a spraying device for preliminary wetting of the garment.

4. A closed loop ironing line as claimed in claim 2, wherein the discharge end of the steam oven means is provided with an air cooling means for cooling the garment.

5. A closed-loop ironing line according to claim 2, characterized in that said endless drive track is provided with a lubricating assembly comprising: the oil spraying assembly is used for cleaning the idler wheel, and the oil spraying assembly is used for performing oil spraying lubrication operation on the idler wheel and the strip-shaped driving piece.

6. A closed-loop ironing line as claimed in claim 1, characterized in that said moving means further comprise: a movable base and a rotating mechanism; the top of removal base is equipped with slewing mechanism, slewing mechanism includes: erecting a rotating shaft and a locking assembly; the locking assembly is used for locking or unlocking the vertical rotating shaft and the moving base; the lower end of the clothes hanger is connected to the top of the vertical rotating shaft, the clothes hanger can rotate around the vertical rotating shaft when the vertical rotating shaft and the moving base are loosened by the locking assembly, and the clothes hanger is fixed relative to the moving base when the vertical rotating shaft and the moving base are locked by the locking assembly.

7. A closed-loop ironing line as claimed in claim 6, characterized in that said turning mechanism further comprises: a rotating shaft mounting base; the locking assembly includes: locking the rotary table and the bolt piece; the outer wall of the rotating shaft mounting seat is vertically provided with a sliding through hole; the locking turntable is provided with at least one locking hole; the lower end of the vertical rotating shaft is provided with a rotating shaft arranged in the rotating shaft mounting seat, and the locking turntable is horizontally sleeved outside the upper end of the vertical rotating shaft; when the locking hole is aligned with the sliding through hole, the bolt piece can be inserted into the locking hole and the sliding through hole simultaneously; the sliding through hole is located under the locking turntable, the lower end of the plug pin piece is in transmission connection with the transmission end of the swing arm, the upper end of the plug pin piece slides in the sliding through hole or the locking hole, and the extending end of the swing arm is provided with a balancing weight.

8. A closed-loop ironing production line as claimed in claim 7, characterized in that the lower end of the pin member is provided with a limiting annular groove; the transmission end of the swing arm is provided with a Y-shaped fork structure; the fork-shaped structure is clamped and limited in the limiting annular groove.

9. The closed-loop ironmaking production line of claim 8, wherein the lower end of the plug member is provided with two annular limiting protrusions facing up and down, and the limiting annular groove is formed between the two annular limiting protrusions.

10. The closed-loop ironing production line as claimed in claim 7, wherein the number of the locking holes is at least two, the two locking holes are located on the peripheral track of a concentric circle with the geometric center of the locking turntable as the center, and the included angle between the two locking holes is 90 degrees or 180 degrees; the cross-sectional shape of locking hole is the type of falling trapezoidal form, the top of bolt spare is the back taper shape.

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