Chain type automatic baking line for automotive interior part carpets

Abstract

The invention discloses a chain type automatic baking line for an automotive interior part carpet. The chain type automatic baking line comprises a control box, a feeding trolley, a lifting feeding device, a chain type baking device and an overhanging discharging device. According to the chain type automatic baking line for the automotive upholstery carpets, all the carpets can be transferred from the discharging side of the chain type baking device in an overhanging mode through the overhanging discharging device, fixed-point stacking or direct placement on the transfer conveying belt is conducted, automatic discharging of the baked carpets is achieved, and automation of the production line is enhanced; the lifting and feeding device can be used for automatically transferring the carpets on the feeding trolley to the feeding side of the chain type baking device, automatic baking and feeding of the carpets are achieved, and automation of the production line is further enhanced.

Description

Technical Field

[0001] The invention relates to a heating and baking production line, in particular to a chain-type automatic baking line for automobile interior decoration carpets. Background Art

[0002] At present, during the production process of automotive interior carpets, they need to be baked and heated first, and then sent to the press for pressing and forming. When baking, the existing automotive interior carpets are first lifted and loaded by the loading mechanism, then baked by the tunnel-type baking machine, and then taken down and transported to the press by workers on the unloading side. In this process, workers are required to wait for unloading on the unloading side, stack the automotive interior carpets, and then transport them in batches. Workers need to operate in a high temperature environment, and the automation level of the entire production line is not high. Therefore, it is necessary to design a chain-type automotive interior carpet automatic baking line that can realize automatic unloading and stacking, reduce manual participation, and enhance the automation of the production line. Summary of the invention

[0003] The purpose of the invention is to provide a chain-type automatic baking line for automobile interior carpets, which can realize automatic unloading and stacking, reduce manual participation, and enhance the automation of the production line.

[0004] Technical solution: The chain-type automatic baking line for automotive interior carpets described in the present invention comprises a control box, a loading trolley, a lifting loading device, a chain baking device and a cantilever unloading device; the loading trolley is used to transport the carpet to the loading side of the lifting loading device; the lifting loading device is arranged on the loading side of the chain baking device, and the cantilever unloading device is arranged on the unloading side of the chain baking device, the lifting loading device lifts and transfers the carpet transported by the loading trolley to the chain baking device, the chain baking device bakes and heats the transferred carpet and transports it to the unloading side, and the cantilever unloading device removes the baked carpet from the chain baking device; the lifting loading device, the chain baking device and the cantilever unloading device are all driven and controlled by the control box.

[0005] Furthermore, the lifting and loading device includes a supporting frame, a longitudinal movement mechanism, a lifting mechanism and a grabbing mechanism; the supporting frame is longitudinally installed on the loading side of the chain-type baking device, the longitudinal movement mechanism is installed on the supporting frame, the lifting mechanism is installed on the longitudinal movement mechanism, and the grabbing mechanism is installed on the lifting mechanism. The longitudinal movement mechanism drives the lifting mechanism to move longitudinally along the supporting frame, and the lifting mechanism pulls the grabbing mechanism to perform lifting and lowering movements, and the grabbing mechanism grabs the carpet transported by the loading trolley; the longitudinal movement mechanism, the lifting mechanism and the grabbing mechanism are all driven and controlled by the control box.

[0006] Furthermore, the supporting frame includes two supporting rails and multiple supporting columns; the longitudinal movement mechanism includes a longitudinal movement platform, a longitudinal movement driving motor, a longitudinal movement driving shaft and two driving racks; the two supporting rails are longitudinally and parallelly installed on the top of each supporting column, and supporting roller grooves are longitudinally arranged on the opposite sides of the two supporting rails; each longitudinal movement roller is rotatably installed on the left and right sides of the longitudinal movement platform, and the longitudinal movement roller supports walk in the supporting roller grooves on the corresponding sides; two driving racks are longitudinally installed on the two supporting rails respectively, the longitudinal movement driving shaft is laterally rotatably installed on the longitudinal movement platform, and longitudinal movement driving gears meshing with the driving racks on the corresponding sides are arranged on both ends of the longitudinal movement driving shaft; the longitudinal movement driving motor is installed on the longitudinal movement platform, and the longitudinal movement driving shaft is rotationally driven through the sprocket transmission unit; the longitudinal movement driving motor is driven and controlled by the control box.

[0007] Furthermore, the lifting mechanism includes a lifting drive motor, a lifting drive rack, a lifting drive rod and a lifting sleeve; the lifting sleeve is fixedly installed at the center of the longitudinal movement platform, the lifting drive rod is vertically movably inserted in the lifting sleeve, the lifting drive rack is vertically fixed on the lifting drive rod, and a limiting strip groove that slides with the lifting drive rack is vertically arranged on the inner wall of the lifting sleeve; a driving connecting hole is arranged on the lifting sleeve, and a lifting drive gear that meshes with the lifting drive rack is rotatably installed at the driving connecting hole; a synchronously rotating lifting drive worm wheel is fixedly arranged on the main shaft of the lifting drive gear, and a lifting drive worm that meshes with the lifting drive worm wheel is rotatably installed on the longitudinal movement platform, the lifting drive motor is installed on the longitudinal movement platform, and the lifting drive worm is rotationally driven; the lifting drive motor is driven and controlled by the control box.

[0008] Furthermore, the grabbing mechanism includes a grabbing platform, a distance measuring sensor, a grabbing drive motor, a grabbing drive tube, two grabbing screw rods, two grabbing drive seats, two linkage shafts and two grabbing units; the grabbing unit includes two grabbing components; the four grabbing components are respectively installed at the four top corners of the grabbing platform for four-point grabbing of the carpet; a lifting tube is vertically arranged at the center of the upper side surface of the grabbing platform, and a movable strip hole is vertically arranged on the lifting tube; the lower end of the lifting drive rod is vertically inserted in the lifting tube, and a movable limit block extending into the movable strip hole is arranged on the lower end of the lifting drive rod; the grabbing drive tube is rotatably installed horizontally on the grabbing platform, and driving internal threads are arranged at the two end pipe openings of the grabbing drive tube; push-pull drive slide grooves are horizontally arranged on the left and right sides of the side surface of the grabbing platform, and Push-pull drive sliders are slidably installed in the two push-pull drive grooves; the two grabbing drive seats are fixedly installed on the two push-pull drive sliders, and a push-pull drive notch is provided on the two grabbing drive seats; the two linkage shafts are longitudinally installed between the two grabbing components on the left and the two grabbing components on the right, and the push-pull drive notches are buckled on the linkage shafts on the corresponding sides; one end of the two grabbing screw rods are respectively threadedly installed in the driving internal threads at both ends of the grabbing drive tube, and the other ends are respectively rotatably installed on the grabbing drive seats on the corresponding sides; the grabbing drive motor is installed on the grabbing platform, and drives the grabbing drive tube to rotate through the sprocket transmission unit; the distance sensor is installed on the grabbing platform, and is used to detect the distance to the carpet below; the distance sensor and the grabbing drive motor are driven and controlled by the control box.

[0009] Furthermore, the grabbing assembly includes a linkage drive rod, two strip supporting side plates, two swinging drive rods, a grabbing and pressing plate and a strip module plate; a strip pressing hole is horizontally arranged at the four top corners of the grabbing platform; the two strip supporting side plates are horizontally arranged at the front and rear sides of the strip pressing holes at corresponding positions, and the middle parts of the two swinging drive rods are swing-hinged and installed between the two strip supporting side plates at corresponding positions, and the upper ends of the two swinging drive rods are swing-hinged and installed on the left and right ends of the linkage drive rod respectively, and the lower ends of the two swinging drive rods extend into the strip pressing holes and are swing-hinged and installed on the left and right ends of the upper side surface of the grabbing and pressing plate respectively, and the end of the linkage shaft is vertically fixed to the middle part of the linkage drive rod on the corresponding side; the strip module plate is detachably installed on the lower side surface of the grabbing and pressing plate, and each grabbing needle is obliquely arranged on the lower side surface of the strip module plate.

[0010] Furthermore, the chain baking device includes a baking channel, a baking mechanism, a chain conveying mechanism and a chain tensioning mechanism; the chain conveying mechanism transversely penetrates the baking channel and is used to convey the carpet through the baking channel; the baking mechanism is installed in the baking channel and is used to perform high-temperature baking on the passing carpet; the chain tensioning mechanism is installed on the chain conveying mechanism and is used to tension the conveying chain on the chain conveying mechanism; the baking mechanism and the chain conveying mechanism are both driven and controlled by a control box.

[0011] Furthermore, the baking mechanism includes a temperature sensor and two baking units; the two baking units are respectively installed on the inner top and inner bottom of the baking channel, and the two baking units are respectively located on the upper and lower sides of the chain conveying mechanism; the baking unit includes a heat collecting cover, each unit mounting rod, each tile mounting plate and each electric heating tile; one end of each unit mounting rod is fixedly installed on the inner wall of the baking channel, and the other end is fixed on the heat collecting cover in a through-type manner; each tile mounting plate is respectively fixedly installed on the suspended end of each unit mounting rod, and each electric heating tile is respectively detachably installed on the tile mounting plate; the temperature sensor is installed on the baking channel for collecting the internal temperature of the baking channel; the temperature sensor and the electric heating tile are both driven and controlled by the control box.

[0012] Furthermore, the cantilever unloading device includes a lifting drive mechanism, a rotating drive mechanism, an opening and closing drive mechanism and two cantilever support rods; the rotating drive mechanism is installed on the lifting drive mechanism, the opening and closing drive mechanism is installed on the rotating drive mechanism, one end of the two cantilever support rods are installed on the opening and closing drive mechanism, the lifting drive mechanism drives the rotating drive mechanism to lift and lower, the rotating drive mechanism drives the opening and closing drive mechanism to rotate horizontally, the opening and closing drive mechanism adjusts the spacing between the two cantilever support rods, and the two cantilever support rods extend between the upper chains of the two conveying chains on the unloading side to perform cantilever transportation on the unloading side; the lifting drive mechanism, the rotating drive mechanism and the opening and closing drive mechanism are all driven and controlled by the control box.

[0013] Furthermore, the lifting drive mechanism includes a lifting drive motor, a lifting drive screw, a lifting column and a lifting sleeve; the lower end of the lifting column is vertically fixedly installed on the supporting bottom plate, and a lifting drive strip hole is vertically arranged on the lifting column; the lifting drive screw is rotatably installed vertically in the lifting column, and the lifting drive motor is installed on the upper end of the lifting column to drive the lifting drive screw to rotate; a lifting drive seat is slidably installed in the lifting column, and the lifting drive screw is threadedly installed on the lifting drive seat; the lifting sleeve is slidably mounted on the lifting column and connected to the lifting drive seat through the lifting drive strip hole; the rotation drive mechanism includes a rotation drive motor, a rotation support sleeve, a rotation drive gear and a rotation driven gear; the rotation support sleeve is rotatably mounted on the lifting sleeve, the rotation driven gear is fixedly mounted on the rotation support sleeve, the rotation drive motor is installed on the lifting sleeve, and the rotation drive gear It is installed on the end of the output shaft of the rotating drive motor, and the rotating drive gear is meshed with the rotating driven gear; the opening and closing drive mechanism includes an opening and closing drive motor, an opening and closing bar seat, an opening and closing drive screw and two opening and closing drive blocks; the middle part of the opening and closing bar seat is fixed on the rotating support sleeve, and an opening and closing drive slide groove is provided on the opening and closing bar seat; the opening and closing drive screw is rotatably installed in the opening and closing drive slide groove, and the thread rotation directions of the opening and closing drive external threads at both ends of the opening and closing drive screw are opposite; the opening and closing drive motor is installed on the end of the opening and closing bar seat for driving the opening and closing drive screw to rotate; the two opening and closing drive blocks are both slidably installed in the opening and closing drive slide groove, and the opening and closing drive external threads at both ends of the opening and closing drive screw are respectively threaded and screwed on the two opening and closing drive blocks; two cantilever support rods are respectively horizontally installed on the two opening and closing drive blocks; the lifting drive motor, the rotating drive motor and the opening and closing drive motor are all driven and controlled by the control box.

[0014] Compared with the prior art, the present invention has the following beneficial effects: the cantilevered unloading device can be used to cantilever and transfer each carpet from the unloading side of the chain-type baking device, and can be stacked at a fixed point or directly placed on a transfer conveyor belt, thereby realizing automatic unloading of the carpet after baking, and enhancing the automation of the production line; the lifting loading device can be used to automatically transfer the carpet on the loading trolley to the loading side of the chain-type baking device, thereby realizing automatic baking and loading of the carpet, and further enhancing the automation of the production line; the chain-type baking device can realize flow-type carpet baking, thereby satisfying the requirement of baking the carpet during the transportation process from the loading side to the lower side. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall front structure of the present invention;

[0016] Figure 2 It is a front structural schematic diagram of the lifting and loading device of the present invention;

[0017] Figure 3It is a schematic diagram of the structure of the grabbing mechanism of the present invention from a top view;

[0018] Figure 4 It is a front structural schematic diagram of the grabbing mechanism of the present invention;

[0019] Figure 5 It is a schematic cross-sectional structure diagram of the grabbing mechanism of the present invention;

[0020] Figure 6 It is a structural schematic diagram of the loading trolley of the present invention;

[0021] Figure 7 It is a schematic diagram of the top view of the longitudinal shift mechanism of the present invention;

[0022] Figure 8 It is a front structural schematic diagram of the chain type baking device of the present invention;

[0023] Fig. 9 It is a partial cross-sectional structural schematic diagram of the chain type baking device of the present invention;

[0024] Fig.10 It is a right side structural schematic diagram of the cantilever feeding device of the present invention;

[0025] Fig.11 It is a front structural schematic diagram of the cantilever feeding device of the present invention;

[0026] Fig.12 It is a schematic diagram of the circuit structure of the present invention. DETAILED DESCRIPTION

[0027] The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the protection scope of the present invention is not limited to the embodiments.

[0028] like Figure 1-12 As shown, the chain-type automotive interior carpet automatic baking line disclosed in the present invention comprises: a control box 1, a loading trolley, a lifting loading device, a chain-type baking device and a cantilever unloading device;

[0029] The loading trolley is used to transport the carpet 100 to the loading side of the lifting loading device; the lifting loading device is arranged on the loading side of the chain baking device, and the cantilever unloading device is arranged on the unloading side of the chain baking device. The lifting loading device lifts and transfers the carpet 100 transported by the loading trolley to the chain baking device, and the chain baking device bakes and heats the transferred carpet 100 and transports it to the unloading side, and the cantilever unloading device removes the baked carpet 100 from the chain baking device; the lifting loading device, the chain baking device and the cantilever unloading device are all driven and controlled by the control box 1.

[0030] By utilizing the cantilever unloading device, each carpet 100 can be cantilevered and transferred from the unloading side of the chain-type baking device, and can be stacked at a fixed point or directly placed on the transfer conveyor belt, thereby realizing automatic unloading of the carpet 100 after baking, thereby enhancing the automation of the production line; by utilizing the lifting loading device, the carpet 100 on the loading trolley can be automatically transferred to the loading side of the chain-type baking device, thereby realizing automatic baking and loading of the carpet 100, thereby further enhancing the automation of the production line; by utilizing the chain-type baking device, the carpet 100 can be baked in a flow-type manner, thereby satisfying the requirement of baking the carpet 100 during the process of transferring the carpet 100 from the loading side to the lower side.

[0031] Furthermore, the lifting and loading device includes a support frame, a longitudinal movement mechanism, a lifting mechanism and a grabbing mechanism; the support frame is longitudinally installed on the loading side of the chain-type baking device, the longitudinal movement mechanism is installed on the support frame, the lifting mechanism is installed on the longitudinal movement mechanism, and the grabbing mechanism is installed on the lifting mechanism. The longitudinal movement mechanism drives the lifting mechanism to move longitudinally along the support frame, and the lifting mechanism pulls the grabbing mechanism to perform lifting and lowering movements, and the grabbing mechanism grabs the carpet 100 transported by the loading trolley; the longitudinal movement mechanism, the lifting mechanism and the grabbing mechanism are all driven and controlled by the control box 1. By using the cooperation of the longitudinal movement mechanism, the lifting mechanism and the grabbing mechanism, the grabbing, transportation and release control of the carpet 100 can be realized.

[0032] Furthermore, the support frame includes two support rails 102 and a plurality of support columns 101; the longitudinal movement mechanism includes a longitudinal movement platform 103, a longitudinal movement drive motor 104, a longitudinal movement drive shaft 116 and two drive racks 117; the two support rails 102 are longitudinally and parallelly installed on the top of each support column 101, and support roller grooves 106 are longitudinally arranged on the opposite sides of the two support rails 102; each longitudinal movement roller 107 is rotatably installed on the left and right sides of the longitudinal movement platform 103, and the longitudinal movement roller 107 supports The longitudinal driving shaft 116 is installed on the longitudinal platform 103 in a rotatable manner, and longitudinal driving gears 118 meshing with the driving racks 117 on the corresponding side are arranged at both ends of the longitudinal driving shaft 116; the longitudinal driving motor 104 is installed on the longitudinal platform 103, and the longitudinal driving shaft 116 is driven and controlled by the control box 1. The cooperation between the longitudinal roller 107 and the supporting roller groove 106 can enhance the stability of the translation of the longitudinal platform 103.

[0033] Furthermore, the loading trolley includes a trolley bottom plate 201, two diagonal support rods 203, two locking rods 205 and four universal wheels 202; the four universal wheels 202 are respectively installed at the four top corners of the lower side of the trolley bottom plate 201, and the carpets 100 to be heated are stacked on the trolley bottom plate 201; the two diagonal support rods 203 are obliquely installed on one side of the trolley bottom plate 201, and a handle rod 204 is connected between the upper ends of the two diagonal support rods 203; a positioning socket 207 is provided on each of the two diagonal support rods 203, and the two locking rods 205 are respectively installed on the left and right supporting columns 101 in a through-type manner, and are used to be inserted into the positioning sockets 207 on the corresponding sides; the two locking rods 205 are both provided with rebound tension springs 206, which are used to pull the locking rods 205 to be inserted into the positioning sockets 207. The positioning and locking of the trolley can be achieved by the insertion and cooperation between the locking rod 205 and the positioning socket 207 .

[0034] Furthermore, the lifting mechanism includes a lifting drive motor 105, a lifting drive rack 110, a lifting drive rod 109 and a lifting sleeve 111; the lifting sleeve 111 is fixedly installed at the center of the longitudinal movement platform 103, the lifting drive rod 109 is vertically movably inserted in the lifting sleeve 111, the lifting drive rack 110 is vertically fixed on the lifting drive rod 109, and a limiting strip groove 108 that slides with the lifting drive rack 110 is vertically arranged on the inner wall of the lifting sleeve 111; a driving rod 109 is arranged on the lifting sleeve 111. The driving connecting hole 112 is provided, and a lifting driving gear 113 meshing with the lifting driving rack 110 is rotatably installed at the driving connecting hole 112; a lifting driving worm wheel 115 that rotates synchronously is fixedly arranged on the main shaft of the lifting driving gear 113; a lifting driving worm 114 meshing with the lifting driving worm wheel 115 is rotatably installed on the longitudinal moving platform 103; a lifting driving motor 105 is installed on the longitudinal moving platform 103, and drives the lifting driving worm 114 to rotate; the lifting driving motor 105 is driven and controlled by the control box 1. The lifting sleeve 111 can realize the lifting and lowering guiding function of the lifting driving rod 109; the sliding cooperation of the limiting strip groove 108 and the lifting driving rack 110 can limit the rotation of the lifting driving rod 109; the cooperation of the lifting driving worm wheel 115 and the lifting driving worm 114 can realize rotational drive, and can also realize rotation locking when the drive stops.

[0035] Furthermore, the grabbing mechanism includes a grabbing platform 120, a distance measuring sensor 126, a grabbing drive motor 121, a grabbing drive tube 125, two grabbing screw rods 123, two grabbing drive seats 129, two linkage shafts 134 and two grabbing units; the grabbing unit includes two grabbing components; the four grabbing components are respectively installed at the four top corners of the grabbing platform 120, and are used to grab the carpet 100 at four points; a lifting tube 119 is vertically arranged at the center of the upper side surface of the grabbing platform 120 , and a movable strip hole 124 is vertically arranged on the lifting tube 119; the lower end of the lifting drive rod 109 is vertically inserted into the lifting tube 119, and a movable limit block 138 extending into the movable strip hole 124 is arranged on the lower end of the lifting drive rod 109; the grabbing drive tube 125 is rotatably installed horizontally on the grabbing platform 120, and driving internal threads are arranged at the two ends of the grabbing drive tube 125; push-pull drive slide grooves 138 are horizontally arranged on the left and right sides of the upper side of the grabbing platform 120 36, and push-pull drive sliders 137 are slidably installed in the two push-pull drive slides 136; two grabbing drive seats 129 are respectively fixedly installed on the two push-pull drive sliders 137, and a push-pull drive slot 135 is provided on the two grabbing drive seats 129; two linkage shafts 134 are respectively longitudinally installed between the two grabbing components on the left and between the two grabbing components on the right, and the push-pull drive slot 135 is buckled on the linkage shaft 134 on the corresponding side; one end of the two grabbing screw rods 123 is respectively threadedly screwed into the driving internal threads at both ends of the grabbing drive tube 125, and the other end is respectively rotatably installed on the grabbing drive seats 129 on the corresponding side; the grabbing drive motor 121 is installed on the grabbing platform 120, and drives the grabbing drive tube 125 to rotate through the sprocket transmission unit; the distance sensor 126 is installed on the grabbing platform 120, and is used to detect the distance from the carpet 100 below; the distance sensor 126 and the grabbing drive motor 121 are both driven and controlled by the control box 1. The distance measuring sensor 126 can be used to detect the distance between the grabbing platform 120 and the top carpet 100, so that the grabbing platform 120 is close enough to the top carpet 100 when descending to grab, thereby ensuring the success rate of grabbing; the grabbing drive tube 125 can realize the synchronous push-pull drive of the two grabbing drive seats 129 by driving the axial movement of the two grabbing screw rods 123; the four grabbing components can realize the synchronous grabbing of four points of the carpet 100 to ensure the stability of grabbing; the movable bar hole 124 and the movable limit block 138 can be used to realize the movable cooperation between the lower end of the lifting drive rod 109 and the lifting tube 119 when descending, thereby preventing the grabbing platform 120 from excessively pressing the carpet 100; the push-pull drive slot 135 can realize the horizontal push of the linkage shaft 134 without affecting the relative movement of the linkage shaft 134 up and down in the push-pull drive slot 135.

[0036] Furthermore, the grabbing assembly includes a linkage driving rod 128, two strip-shaped supporting side plates 122, two swing driving rods 127, a grabbing pressing plate 132 and a strip module plate 131; a strip pressing hole 133 is horizontally arranged at each of the four top corners of the grabbing platform 120; the two strip supporting side plates 122 are horizontally arranged at the front and rear sides of the strip pressing hole 133 at the corresponding position, and the middle parts of the two swing driving rods 127 are swing-hinged and installed between the two strip supporting side plates 122 at the corresponding position. The upper end of the movable driving rod 127 is swing-hinged and installed on the left and right ends of the linkage driving rod 128 respectively, the lower ends of the two swing driving rods 127 extend into the strip pressing hole 133 and are swing-hinged and installed on the left and right ends of the upper side of the grabbing and pressing plate 132 respectively, and the end of the linkage shaft 134 is vertically fixed to the middle of the linkage driving rod 128 on the corresponding side; the strip module plate 131 is detachably installed on the lower side of the grabbing and pressing plate 132, and each grabbing needle 130 is obliquely arranged on the lower side of the strip module plate 131. The linkage shaft 134 can be used to push the linkage drive rod 128, thereby synchronously pushing the two swing drive rods 127 to swing. When grabbing, the grabbing and pressing plate 132 moves in the inclined puncture direction of the grabbing needle 130 while descending, thereby obliquely inserting into the upper surface of the carpet 100 to achieve the grabbing of the carpet 100. When releasing, the grabbing and pressing plate 132 moves in the inclined extraction direction of the grabbing needle 130 while ascending, thereby extracting the upper surface of the carpet 100 and achieving the horizontal release of the carpet 100. The detachable installation of the strip module plate 131 can replace the grabbing needles 130 of different lengths according to the carpets 100 of different thicknesses and weights.

[0037] Furthermore, the chain baking device includes a baking channel 301, a baking mechanism, a chain conveying mechanism and a chain tensioning mechanism; the chain conveying mechanism transversely penetrates the baking channel 301, and is used to convey the carpet 100 through the baking channel 301; the baking mechanism is installed in the baking channel 301, and is used to perform high-temperature baking on the passing carpet 100; the chain tensioning mechanism is installed on the chain conveying mechanism, and is used to tension the conveying chain 304 on the chain conveying mechanism; the baking mechanism and the chain conveying mechanism are both driven and controlled by the control box 1.

[0038] Further, the baking mechanism includes a temperature sensor 324 and two baking units; the two baking units are respectively mounted on the inner top and inner bottom of the baking channel 301, and the two baking units are respectively located on the upper and lower sides of the chain conveying mechanism; the baking unit includes a heat collecting cover 328, each unit mounting rod 325, each tile mounting plate 326 and each electric heating tile 327; one end of each unit mounting rod 325 is fixedly mounted on the inner wall of the baking channel 301, and the other end is fixed on the heat collecting cover 328 in a through-type manner; each tile mounting plate 326 is respectively fixedly mounted on the suspended end of each unit mounting rod 325, and each electric heating tile 327 is respectively detachably mounted on the tile mounting plate 326; the temperature sensor 324 is mounted on the baking channel 301, and is used to collect the internal temperature of the baking channel 301; the temperature sensor 324 and the electric heating tile 327 are both driven and controlled by the control box 1. The heat collecting cover 328 can be used to guide the heat generated by each electric heating tile 327 to the carpet 100, thereby enhancing the baking effect.

[0039] Furthermore, the chain conveying mechanism includes two conveying chains 304, two strip conveying plates 303, a conveying drive motor 305 and two conveying support shafts; the two strip conveying plates 303 are installed horizontally and parallelly on each conveying support leg 309, and the two strip conveying plates 303 both horizontally penetrate the channel openings 329 on the left and right sides of the baking channel 301; the two conveying support shafts are respectively installed longitudinally and rotatably between the left and right ends of the two strip conveying plates 303, and two conveying drive sprockets 320 are installed on the two conveying support shafts; the two conveying chains 304 are respectively wound around the two conveying drive sprockets 320 at the corresponding positions on the left and right sides, and are used to synchronously drive the two conveying drive sprockets 320 at the corresponding positions. The conveying drive sprocket 320 is provided; each support roller 319 is rotatably installed between the upper sides of the two strip conveying plates 303, and is used to roll and support the upper chains of the two conveying chains 304; spikes 330 are distributed on the links of the two conveying chains 304; a conveying driven sprocket 306 is provided at the end of a conveying support shaft, a conveying drive motor 305 is installed on the strip conveying plate 303, and a conveying driving sprocket 307 is installed on the output shaft end of the conveying drive motor 305, and the conveying driving sprocket 307 drives the conveying driven sprocket 306 to rotate through the conveying transmission chain 308, and the conveying drive motor 305 is driven and controlled by the control box 1. The spikes 330 can play a role of anti-slip tightening when supporting the carpet 100, so as to prevent the carpet 100 from falling off the two conveying chains 304.

[0040] Furthermore, an inspection window is provided on the front side of the baking channel 301 to facilitate internal inspection, and a door panel 302 is hingedly installed at the inspection window, and a locking protrusion 331 is provided at the opening and closing edge of the door panel 302; a door panel locking bolt 321 is threadedly installed on the front of the baking channel 301 for pressing and locking the locking protrusion 331; a supporting base 332 is provided at the bottom of the baking channel 301.

[0041] Furthermore, windproof door curtains 318 are provided at the upper edges of the channel openings 329 on the left and right sides, thereby providing protection at the channel openings 329 and reducing heat leakage, and the upper side edges of the windproof door curtains 318 are detachably pressed against the upper edge of the channel opening 329 through the strip door curtain plates 317.

[0042] Furthermore, the chain tensioning mechanism includes a tensioning pressing shaft 313, two tensioning pressing seats 312, two tensioning mounting seats 310 and two tensioning pressing bolts 315; the two tensioning mounting seats 310 are respectively mounted on the lower sides of the two strip conveying plates 303, and the two tensioning mounting seats 310 are vertically provided with pressing strip holes 311; the two tensioning pressing seats 312 are respectively vertically slidably mounted on the two pressing strip holes 311, the two ends of the tensioning pressing shaft 313 are rotatably mounted on the two tensioning pressing seats 312, and two tensioning sprockets 322 are rotatably mounted on the tensioning pressing shaft 313, and the two tensioning sprockets 322 are rotatably mounted on the two tensioning pressing seats 312. 22 are pressed on the lower chains of the two conveying chains 304 respectively; a rotating sprocket 323 is rotatably installed near the channel opening 329, which is used to lift the lower chain of the conveying chain 304 to horizontally enter the channel opening 329; an adjusting mounting seat 314 is provided at the upper end of the pressing strip hole 311, and a tensioning pressing bolt 315 is threadedly screwed on the adjusting mounting seat 314, and the lower end of the tensioning pressing bolt 315 is rotatably installed on the tensioning pressing seat 312 on the corresponding side; a locking nut 316 is threadedly installed on the tensioning pressing bolt 315, and the locking thread 316 is pressed on the adjusting mounting seat 314 to achieve locking. The tensioning and pressing bolt 315 can be used to push the tensioning and pressing seat 312 downward, so that the tensioning and pressing shaft 313 moves downward, and the lower chains of the two conveying chains 304 are synchronously tensioned and pressed through the two tensioning sprockets 322 to achieve tensioning of the two conveying chains 304.

[0043] Furthermore, the cantilevered unloading device includes a lifting drive mechanism, a rotating drive mechanism, an opening and closing drive mechanism and two cantilevered support rods 414; the rotating drive mechanism is installed on the lifting drive mechanism, the opening and closing drive mechanism is installed on the rotating drive mechanism, one end of the two cantilevered support rods 414 are installed on the opening and closing drive mechanism, the lifting drive mechanism drives the rotating drive mechanism to lift and lower, the rotating drive mechanism drives the opening and closing drive mechanism to rotate horizontally, the opening and closing drive mechanism adjusts the spacing between the two cantilevered support rods 414, and the two cantilevered support rods 414 extend between the upper chains of the two conveying chains 304 on the unloading side to suspend and transport the carpet 100 on the unloading side; the lifting drive mechanism, the rotating drive mechanism and the opening and closing drive mechanism are all driven and controlled by the control box 1. The lifting drive mechanism can realize the synchronous lifting movement of the two cantilever support rods 414, so that they can extend between the upper chains of the two conveying chains 304 to cantilever the carpet 100 on the unloading side; the rotating drive mechanism can horizontally transfer the cantilevered carpet to the top of the unloading stacking position, and then the opening and closing drive mechanism drives the two cantilever support rods 414 to separate, so that the carpet 100 can be stacked horizontally.

[0044] Furthermore, the lifting drive mechanism includes a lifting drive motor 404, a lifting drive screw rod 403, a lifting column 401 and a lifting sleeve 410; the lower end of the lifting column 401 is vertically fixedly installed on the support base plate 402, and a lifting drive bar hole 405 is vertically arranged on the lifting column 401; the lifting drive screw rod 403 is rotatably installed vertically in the lifting column 401, and the lifting drive motor 404 is installed on the upper end of the lifting column 401 to drive the lifting drive screw rod 403 to rotate; a lifting drive seat is slidably installed in the lifting column 401, and the ... The moving screw rod 403 is screwed through and installed on the lifting drive seat; the lifting sleeve 410 is slidably mounted on the lifting column 401 and connected to the lifting drive seat through the lifting drive bar hole 405; the rotary drive mechanism includes a rotary drive motor 406, a rotary support sleeve 409, a rotary drive gear 407 and a rotary driven gear 408; the rotary support sleeve 409 is rotatably mounted on the lifting sleeve 410, the rotary driven gear 408 is fixedly mounted on the rotary support sleeve 409, the rotary drive motor 406 is mounted on the lifting sleeve 410, and the rotary drive gear 407 is .... 7 is installed on the output shaft end of the rotary drive motor 406, and the rotary drive gear 407 is meshed with the rotary driven gear 408; the opening and closing drive mechanism includes an opening and closing drive motor 413, an opening and closing bar seat 411, an opening and closing drive screw rod 416 and two opening and closing drive blocks 412; the middle part of the opening and closing bar seat 411 is fixed on the rotary support sleeve 409, and an opening and closing drive slot 415 is provided on the opening and closing bar seat 411; the opening and closing drive screw rod 416 is rotatably installed in the opening and closing drive slot 415, and the opening and closing drive external threads 417 at both ends of the opening and closing drive screw rod 416 are The screw threads are rotated in opposite directions; the opening and closing driving motor 413 is installed on the end of the opening and closing bar seat 411, and is used to drive the opening and closing driving screw 416 to rotate; the two opening and closing driving blocks 412 are both slidably installed in the opening and closing driving slot 415, and the opening and closing driving external threads 417 at both ends of the opening and closing driving screw 416 are respectively threaded and screwed on the two opening and closing driving blocks 412; the two cantilever support rods 414 are respectively horizontally installed on the two opening and closing driving blocks 412; the lifting driving motor 404, the rotating driving motor 406 and the opening and closing driving motor 413 are all driven and controlled by the control box 1. The opening and closing driving external threads 417 at both ends of the opening and closing driving screw 416 are used to synchronously drive and control the two opening and closing driving blocks 412, so as to adjust the spacing between the two cantilever support rods 414, so as to facilitate the horizontal suspension of the carpet 100 and then to stack it horizontally to the unloading stacking position after separation.

[0045] In the chain-type automatic baking line for automotive interior carpet disclosed in the present invention, the control box 1 is provided with a controller, a display screen, a key panel, an electric control switch, a conveying drive circuit, a lifting drive circuit, a rotation drive circuit, an opening and closing drive circuit, a lifting drive circuit, a longitudinal movement drive circuit and a grabbing drive circuit; the controller is electrically connected to the display screen, the key panel, the electric control switch, the temperature sensor 324, the distance measuring sensor 126, the conveying drive circuit, the lifting drive circuit, the rotation drive circuit, the opening and closing drive circuit, the lifting drive circuit, the longitudinal movement drive circuit and the grabbing drive circuit respectively; the electric control switch is connected in series to the power supply line of the electric heating tile 327, and the controller controls the on and off of the electric heating tile 327 through the electric control switch; the conveying drive circuit, the lifting drive circuit, the rotation drive circuit, the opening and closing drive circuit, the lifting drive circuit, the longitudinal movement drive circuit and the grabbing drive circuit are respectively connected to the conveying drive motor 305, the lifting drive motor 4 04. The rotation drive motor 406, the opening and closing drive motor 413, the lifting drive motor 105, the longitudinal movement drive motor 104 and the grabbing drive motor 121 are electrically connected, and the controller drives and controls the conveying drive motor 305, the lifting drive motor 404, the rotation drive motor 406, the opening and closing drive motor 413, the lifting drive motor 105, the longitudinal movement drive motor 104 and the grabbing drive motor 121 respectively through the conveying drive circuit, the lifting drive circuit, the rotation drive circuit, the opening and closing drive circuit, the lifting drive circuit, the longitudinal movement drive circuit and the grabbing drive circuit; the conveying drive motor 305, the lifting drive motor 404, the rotation drive motor 406, the opening and closing drive motor 413, the lifting drive motor 105, the longitudinal movement drive motor 104 and the grabbing drive motor 121 all adopt existing stepping motors, and precise rotation drive can be achieved through the controller, thereby achieving precise control of each driving action.

[0046] When the chain-type automotive interior carpet automatic baking line disclosed in the present invention is in operation, first, a worker pushes the loading trolley with the carpet 100 stacked thereon to the bottom of the support frame, and inserts the two locking rods 205 into the corresponding positioning holes 207; then, the worker starts the automatic operation by pressing the start button on the key panel, and the controller coordinates and controls the distance measuring sensor 126, the lifting drive motor 105, the longitudinal drive motor 104, and the grabbing drive motor 121, so that the lower side of the grabbing platform 120 is close to the uppermost carpet 100, and each grabbing needle 130 on the lower side of the four strip module plates 131 is obliquely inserted into the carpet 100, and then the lifting drive motor 105, the longitudinal drive motor 104, and the grabbing drive motor 121 are coordinated and controlled so that The carpet 100 is placed on the two conveyor chains 304 on the loading side; the controller then drives and controls the conveying drive motor 305, so that the carpet 100 is conveyed by the two conveyor chains 304 to the baking channel 301, and the electric heating tiles 327 distributed on the upper and lower sides bake the carpet 100. After the baking time is reached, the controller drives and controls the conveying drive motor 305, so that the carpet 100 is conveyed by the two conveyor chains 304 to the unloading side and is located above the two cantilever support rods 414; the controller then coordinates and controls the lifting drive motor 404, the rotating drive motor 406 and the opening and closing drive motor 413, so that the carpet 100 is picked up and rotated to the unloading stacking position on the front side, and then stacked horizontally to wait for workers to carry together.

[0047] During the heating process of the electric heating tile 327, the controller performs feedback control on each electric heating tile 327 according to the detected temperature of the temperature sensor 324, so that the temperature in the baking channel 301 is maintained within the baking temperature range, and the display screen is used to display the real-time temperature.

[0048] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be construed as limiting the present invention itself. Various changes in form and details may be made without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A chain-type automotive interior carpet automatic baking line, characterized by: The invention comprises a control box (1), a loading trolley, a lifting loading device, a chain baking device and a cantilever unloading device; the loading trolley is used to transport the carpet (100) to the loading side of the lifting loading device; the lifting loading device is arranged on the loading side of the chain baking device, and the cantilever unloading device is arranged on the unloading side of the chain baking device; the lifting loading device lifts and transfers the carpet (100) transported by the loading trolley to the chain baking device; the chain baking device bakes and heats the transferred carpet (100) and transports it to the unloading side; the cantilever unloading device removes the baked carpet (100) from the chain baking device; the lifting loading device, the chain baking device and the cantilever unloading device are all driven and controlled by the control box (1).

2. The chain-type automotive interior carpet automatic baking line according to claim 1 is characterized by: The lifting and loading device comprises a support frame, a longitudinal movement mechanism, a lifting mechanism and a grabbing mechanism; the support frame is longitudinally mounted on the loading side of the chain-type baking device, the longitudinal movement mechanism is mounted on the support frame, the lifting mechanism is mounted on the longitudinal movement mechanism, and the grabbing mechanism is mounted on the lifting mechanism; the longitudinal movement mechanism drives the lifting mechanism to move longitudinally along the support frame, the lifting mechanism pulls the grabbing mechanism to perform lifting and lowering movements, and the grabbing mechanism grabs the carpet (100) transported by the loading trolley; the longitudinal movement mechanism, the lifting mechanism and the grabbing mechanism are all driven and controlled by a control box (1).

3. The chain-type automotive interior carpet automatic baking line according to claim 2 is characterized by: The support frame comprises two support rails (102) and a plurality of support columns (101); the longitudinal movement mechanism comprises a longitudinal movement platform (103), a longitudinal movement drive motor (104), a longitudinal movement drive shaft (116) and two drive racks (117); the two support rails (102) are longitudinally and parallelly installed on the tops of the respective support columns (101), and support roller grooves (106) are longitudinally arranged on the opposite sides of the two support rails (102); longitudinal movement rollers (107) are rotatably installed on the left and right sides of the longitudinal movement platform (103), and the longitudinal movement rollers (107) support the longitudinal movement of the vehicle on the longitudinal movement platform (103). The longitudinal drive shaft (116) is rotatably mounted on the longitudinal platform (103), and longitudinal drive gears (118) meshing with the drive racks (117) on the corresponding side are arranged at both ends of the longitudinal drive shaft (116); the longitudinal drive motor (104) is mounted on the longitudinal platform (103), and the longitudinal drive shaft (116) is rotationally driven by a sprocket transmission unit; the longitudinal drive motor (104) is driven and controlled by a control box (1).

4. The chain-type automotive interior carpet automatic baking line according to claim 3 is characterized by: The lifting mechanism comprises a lifting drive motor (105), a lifting drive rack (110), a lifting drive rod (109) and a lifting sleeve (111); the lifting sleeve (111) is fixedly installed at the center of the longitudinal moving platform (103); the lifting drive rod (109) is vertically movably inserted into the lifting sleeve (111); the lifting drive rack (110) is vertically fixed on the lifting drive rod (109); and a limiting strip groove (108) that is slidably matched with the lifting drive rack (110) is vertically arranged on the inner wall of the lifting sleeve (111); A driving connecting hole (112) is provided on the longitudinal platform (103), and a lifting driving gear (113) meshing with the lifting driving rack (110) is rotatably installed at the driving connecting hole (112); a synchronously rotating lifting driving worm wheel (115) is fixedly provided on the main shaft of the lifting driving gear (113), a lifting driving worm (114) meshing with the lifting driving worm wheel (115) is rotatably installed on the longitudinal moving platform (103), and a lifting driving motor (105) is installed on the longitudinal moving platform (103) to rotationally drive the lifting driving worm (114); The lifting drive motor (105) is driven and controlled by the control box (1).

5. The chain-type automotive interior carpet automatic baking line according to claim 4 is characterized by: The grabbing mechanism comprises a grabbing platform (120), a distance measuring sensor (126), a grabbing drive motor (121), a grabbing drive tube (125), two grabbing screw rods (123), two grabbing drive seats (129), two linkage shafts (134) and two grabbing units; the grabbing unit comprises two grabbing components; the four grabbing components are respectively installed at the four top corners of the grabbing platform (120) for grabbing the carpet (100) at four points; a lifting tube (119) is vertically arranged at the center of the upper side surface of the grabbing platform (120), and is A movable strip hole (124) is vertically arranged on the pulling tube (119); the lower end of the lifting driving rod (109) is vertically inserted into the lifting tube (119), and a movable stopper (138) is arranged on the lower end of the lifting driving rod (109) and extends into the movable strip hole (124); the grabbing driving tube (125) is rotatably installed horizontally on the grabbing platform (120), and driving internal threads are arranged at the two end pipe openings of the grabbing driving tube (125); push-pull driving slide grooves (136) are horizontally arranged on the left and right sides of the upper side of the grabbing platform (120) ), and a push-pull drive slider (137) is slidably installed in the two push-pull drive slide grooves (136); the two grab drive seats (129) are respectively fixedly installed on the two push-pull drive sliders (137), and a push-pull drive slot (135) is provided on each of the two grab drive seats (129); the two linkage shafts (134) are respectively longitudinally installed between the two grab assemblies on the left and between the two grab assemblies on the right, and the push-pull drive slot (135) is buckled on the linkage shaft (134) on the corresponding side; the two grab screw rods (123) are One end is screwed and installed in the driving internal threads at both ends of the grabbing driving tube (125), and the other end is rotatably installed on the grabbing driving seat (129) on the corresponding side; the grabbing driving motor (121) is installed on the grabbing platform (120) and drives the grabbing driving tube (125) to rotate through a sprocket transmission unit; the distance sensor (126) is installed on the grabbing platform (120) and is used to detect the distance to the carpet (100) below; the distance sensor (126) and the grabbing driving motor (121) are both driven and controlled by the control box (1).

6. The chain-type automotive interior carpet automatic baking line according to claim 5 is characterized by: The grabbing assembly comprises a linkage driving rod (128), two strip-shaped supporting side plates (122), two swing driving rods (127), a grabbing pressing plate (132) and a strip-shaped module plate (131); a strip-shaped pressing hole (133) is transversely arranged at each of the four top corners of the grabbing platform (120); the two strip-shaped supporting side plates (122) are transversely arranged at the front and rear sides of the strip-shaped pressing hole (133) at the corresponding positions; the middle parts of the two swing driving rods (127) are swing-hingedly installed between the two strip-shaped supporting side plates (122) at the corresponding positions; and the two swing driving rods (127) are swing-hingedly installed between the two strip-shaped supporting side plates (122) at the corresponding positions. The upper end of the movable rod (127) is respectively swing-hinged and installed on the left and right ends of the linkage driving rod (128); the lower ends of the two swing driving rods (127) extend into the strip pressing hole (133) and are respectively swing-hinged and installed on the left and right ends of the upper side surface of the grabbing and pressing plate (132); the end of the linkage shaft (134) is vertically fixed to the middle part of the linkage driving rod (128) on the corresponding side; the strip module plate (131) is detachably installed on the lower side surface of the grabbing and pressing plate (132); and each grabbing needle (130) is obliquely arranged on the lower side surface of the strip module plate (131).

7. The chain-type automotive interior carpet automatic baking line according to claim 1 is characterized by: The chain baking device comprises a baking channel (301), a baking mechanism, a chain conveying mechanism and a chain tensioning mechanism; the chain conveying mechanism runs through the baking channel (301) horizontally and is used to convey the carpet (100) through the baking channel (301); the baking mechanism is installed in the baking channel (301) and is used to perform high-temperature baking on the carpet (100) passing through; the chain tensioning mechanism is installed on the chain conveying mechanism and is used to tension the conveying chain (304) on the chain conveying mechanism; the baking mechanism and the chain conveying mechanism are both driven and controlled by a control box (1).

8. The chain-type automotive interior carpet automatic baking line according to claim 7 is characterized by: The baking mechanism comprises a temperature sensor (324) and two baking units; the two baking units are respectively mounted on the inner top and inner bottom of the baking channel (301), and the two baking units are respectively located on the upper and lower sides of the chain conveying mechanism; the baking units comprise a heat collecting cover (328), each unit mounting rod (325), each tile mounting plate (326) and each electric heating tile (327); one end of each unit mounting rod (325) is fixedly mounted on the inner wall of the baking channel (301), and the other end is fixed on the heat collecting cover (328) in a through-type manner; each tile mounting plate (326) is respectively fixedly mounted on the suspended end of each unit mounting rod (325), and each electric heating tile (327) is respectively detachably mounted on the tile mounting plate (326); the temperature sensor (324) is mounted on the baking channel (301) for collecting the internal temperature of the baking channel (301); the temperature sensor (324) and the electric heating tile (327) are both driven and controlled by the control box (1).

9. The chain-type automotive interior carpet automatic baking line according to claim 1 is characterized by: The cantilever unloading device comprises a lifting drive mechanism, a rotating drive mechanism, an opening and closing drive mechanism and two cantilever support rods (414); the rotating drive mechanism is mounted on the lifting drive mechanism, the opening and closing drive mechanism is mounted on the rotating drive mechanism, one end of the two cantilever support rods (414) are mounted on the opening and closing drive mechanism, the lifting drive mechanism drives the rotating drive mechanism to lift and lower, the rotating drive mechanism drives the opening and closing drive mechanism to rotate horizontally, the opening and closing drive mechanism adjusts the spacing between the two cantilever support rods (414), and the two cantilever support rods (414) extend between the upper chains of the two conveying chains (304) on the unloading side to carry out cantilever transportation of the carpet (100) on the unloading side; the lifting drive mechanism, the rotating drive mechanism and the opening and closing drive mechanism are all driven and controlled by a control box (1).

10. The chain-type automotive interior carpet automatic baking line according to claim 9 is characterized in that: The lifting drive mechanism comprises a lifting drive motor (404), a lifting drive screw rod (403), a lifting column (401) and a lifting sleeve (410); the lower end of the lifting column (401) is vertically fixedly installed on the supporting bottom plate (402), and a lifting drive strip hole (405) is vertically arranged on the lifting column (401); the lifting drive screw rod (403) is rotatably installed vertically in the lifting column (401), and the lifting drive motor (404) is installed on the upper end of the lifting column (401) for driving the lifting drive screw rod (403) to rotate; a lifting drive seat is slidably installed in the lifting column (401), and the lifting drive screw rod (403) is installed on the upper end of the lifting column (401) for driving the lifting drive screw rod (403) to rotate; 03) is screwed on the lifting drive seat by a through-thread screwing; the lifting sleeve (410) is slidably mounted on the lifting column (401) and connected to the lifting drive seat through the lifting drive bar hole (405); the rotary drive mechanism includes a rotary drive motor (406), a rotary support sleeve (409), a rotary drive gear (407) and a rotary driven gear (408); the rotary support sleeve (409) is rotatably mounted on the lifting sleeve (410), the rotary driven gear (408) is fixedly mounted on the rotary support sleeve (409), the rotary drive motor (406) is mounted on the lifting sleeve (410), and the rotary drive gear (407) is mounted At the output shaft end of the rotary drive motor (406), the rotary drive gear (407) is meshed with the rotary driven gear (408); the opening and closing drive mechanism comprises an opening and closing drive motor (413), an opening and closing bar seat (411), an opening and closing drive screw rod (416) and two opening and closing drive blocks (412); the middle part of the opening and closing bar seat (411) is fixed on the rotary support sleeve (409), and an opening and closing drive slide groove (415) is provided on the opening and closing bar seat (411); the opening and closing drive screw rod (416) is rotatably installed in the opening and closing drive slide groove (415), and the screw threads of the opening and closing drive external threads (417) at both ends of the opening and closing drive screw rod (416) are The threads rotate in opposite directions; the opening and closing drive motor (413) is mounted on the end of the opening and closing bar seat (411) and is used to drive the opening and closing drive screw rod (416) to rotate; the two opening and closing drive blocks (412) are both slidably mounted in the opening and closing drive slot (415), and the opening and closing drive external threads (417) at both ends of the opening and closing drive screw rod (416) are respectively threadedly screwed and mounted on the two opening and closing drive blocks (412); the two cantilever support rods (414) are respectively horizontally mounted on the two opening and closing drive blocks (412); the lifting drive motor (404), the rotation drive motor (406) and the opening and closing drive motor (413) are all driven and controlled by the control box (1).

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