CN115806183A

CN115806183A - Automatic production line for baking oven

Info

Publication number: CN115806183A
Application number: CN202211355887.7A
Authority: CN
Inventors: 严超
Original assignee: Yancheng Copur Technology Development Co ltd
Current assignee: Yancheng Copur Technology Development Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-17

Abstract

The invention discloses an automatic production line of an oven, which comprises a tunnel type oven, a transfer device and a conveying device, wherein the tunnel type oven is arranged on the oven; the transfer device comprises a lifting mechanism, a translation mechanism and a suction mechanism; the conveying device comprises a horizontal conveying mechanism, a deviation correcting mechanism and a blocking mechanism; the suction mechanism is arranged on the lifting mechanism, and the lifting mechanism is arranged on the translation mechanism; the deviation rectifying mechanism and the blocking mechanism are both arranged on the horizontal conveying mechanism. The automatic production line of the oven can receive the workpiece of an upstream production line by utilizing the horizontal conveying mechanism of the conveying device, does not require the initial placement position of the workpiece, and is convenient to be butted with the upstream production line; utilize mechanism and the stop gear of rectifying to adjust the position of work piece for suction means is a definite state of putting placed in the middle when absorbing the work piece, thereby can put the material loading side of tunnel type oven through elevating system and translation mechanism with the work piece accurately, realized the automatic material loading of transporting of work piece.

Description

Automatic production line for baking oven

Technical Field

The invention relates to a production line, in particular to an automatic production line of an oven.

Background

At present, tunnel type ovens are widely used for baking, drying, tempering, preheating, sizing, processing and the like of materials such as electroplated workpieces, plastic plates, metal plates, printing plates, PC plates, sprayed workpieces, glass, ceramics, wood building materials and the like. Because tunnel type oven lasts incessant operation, need transport the pending work piece on the steel mesh conveyer belt uninterruptedly, consequently need set for special workman and uninterruptedly carry out artifical material loading when the operation, not only work efficiency is low, and the workman is also normative when putting in addition, often puts the work piece on the position that deviates the steel mesh conveyer belt middle part, causes the work piece heating inhomogeneous. Therefore, it is necessary to design an automatic oven production line, which can realize automatic feeding of workpieces and ensure that the placing positions of the workpieces are located in the middle of the steel mesh conveyor belt.

Disclosure of Invention

The invention aims to: the utility model provides an automatic production line of oven can realize the automatic material loading of work piece, and can guarantee that the locating position of work piece is located the middle part of steel mesh conveyer belt.

The technical scheme is as follows: the automatic production line of the drying oven comprises a tunnel type drying oven, a transfer device and a conveying device; the transfer device comprises a lifting mechanism, a translation mechanism and a suction mechanism; the conveying device comprises a horizontal conveying mechanism, a deviation correcting mechanism and a blocking mechanism; the suction mechanism is arranged on the lifting mechanism, and the lifting mechanism is arranged on the translation mechanism; the deviation correcting mechanism and the blocking mechanism are both arranged on the horizontal conveying mechanism, the deviation correcting mechanism adjusts the centered position of the workpiece conveyed on the horizontal conveying mechanism, and the blocking mechanism blocks the workpiece on the discharging side of the horizontal conveying mechanism to wait for the suction of the suction mechanism; the suction mechanism is used for sucking the workpiece from the discharging side of the horizontal conveying mechanism, and then the lifting mechanism and the translation mechanism are used for lifting and translating to drive the suction mechanism to move to the feeding side of the tunnel type oven, and then the suction mechanism releases the workpiece to the feeding side of the tunnel type oven; the tunnel type oven is used for baking the workpiece.

Further, the translation mechanism comprises a translation driving motor, a synchronous rotating shaft, a supporting top plate and two supporting tracks; the two supporting rails are longitudinally arranged in parallel through the vertical supporting columns, and roller grooves are formed in the upper side surfaces of the two supporting rails; a plurality of supporting rollers are arranged on the left side and the right side of the lower side surface of the supporting top plate and are supported to run in the roller grooves on the corresponding sides; driving racks are arranged on the two supporting rails, two gear shafts are rotatably arranged on the supporting top plate in a penetrating manner, driven bevel gears are arranged at the upper ends of the gear shafts, and driving gears meshed with the driving racks on the corresponding sides are arranged at the lower ends of the gear shafts; the synchronous rotating shaft is rotatably arranged on the supporting top plate, and two driving bevel gears are arranged on the synchronous rotating shaft and are respectively meshed with the two driven bevel gears; the translation driving motor is used for rotationally driving the synchronous rotating shaft.

Furthermore, the lifting mechanism comprises a lifting driving motor, a lifting driving screw, a lifting driving pipe and a lifting supporting plate; the upper end of the lifting drive screw is rotatably arranged at the center of the supporting top plate in a penetrating manner; a lifting internal thread is arranged on the inner wall of the lifting driving pipe, and a lifting driving screw is screwed on the lifting internal thread; the lifting driving motor is fixedly arranged on the supporting top plate and is used for driving the lifting driving screw rod to rotate; the lower end of the lifting driving pipe is vertically and fixedly arranged at the center of the lifting supporting plate.

Further, the suction mechanism comprises at least three suction cup units; the sucker unit comprises a suspension pipe, a suspension rod and a suspension plate; the upper end of the suspension pipe is vertically and fixedly arranged on the lower side surface of the lifting support plate, and a strip-shaped limiting hole is vertically arranged on the pipe wall of the suspension pipe; a supporting spring is arranged in the hanging pipe; the upper end of the suspension rod is inserted into the suspension pipe and pressed on the supporting spring; the upper end of the suspension rod is provided with a limit convex column which extends into the strip-shaped limit hole; the lower end of the suspension rod is arranged at the center of the upper side of the suspension plate through a spherical hinge structure; a plurality of suction pipes communicated with a negative pressure source are arranged on the suspension plate in a penetrating way, and the lower end of each suction pipe is provided with a sucker.

Furthermore, a suspension protection mechanism is arranged on the lifting support plate; the suspension protection mechanism comprises a swing driving unit and two swing protection units which are respectively arranged on the front side and the rear side of the lifting support plate; the swing protection unit comprises a synchronous swing rod, two inclined support rods, two swing driving pipes and two swing driving rods; the two inclined support rods are obliquely arranged on the side edge of the lifting support plate upwards, and the two swing driving pipes are respectively and pivotally arranged at the upper ends of the two inclined support rods in a swing mode; the synchronous swinging rod is transversely and fixedly arranged on the upper ends of the two swinging driving pipes; the upper ends of the two swing driving rods are respectively inserted into the lower end pipe orifices of the two swing driving pipes, and the insertion depth can be adjusted; a protection support rod is vertically arranged at the lower end of the swing drive rod and is used for extending into the lower part of the workpiece to be protected when the swing drive rod swings to a vertical state; the swing driving unit is used for driving the synchronous swing rods of the two swing protection units to synchronously move.

Further, the swing driving unit comprises a swing driving motor, two swing driving screws, two strip-shaped driving seats and two T-shaped tracks; the swing driving motor is a double-shaft-head motor and is fixedly arranged on the lifting support plate; the two swing driving screws are longitudinally and rotatably arranged on the lifting support plate, and the swing driving motor synchronously drives the two swing driving screws to rotate; the two T-shaped rails are longitudinally arranged on the lifting support plate, and the two strip-shaped driving seats are respectively arranged on the two T-shaped rails in a sliding manner; the two swing driving screws are respectively and spirally arranged on the two strip-shaped driving seats in a threaded manner; the bar-shaped driving seat is provided with a linkage rod in a swing-type hinged manner, and the end part of the linkage rod is rotatably arranged on the synchronous swing rod at the corresponding side through a driving rotary sleeve.

Further, the horizontal conveying mechanism comprises a conveying driving motor, a translation conveying belt and two supporting side plates; the two supporting side plates are longitudinally arranged in parallel, and translation driving rollers are rotatably arranged between two opposite end parts of the two supporting side plates; the conveying driving motor is used for driving one of the translation driving rollers; the translation conveying belt is arranged on two translation driving rollers in a surrounding mode.

Furthermore, the deviation rectifying mechanism comprises two side deviation rectifying units; the side edge deviation rectifying unit comprises a strip-shaped adjusting seat, a first swing rod, a second swing rod, a cantilever expansion piece and two deviation rectifying height adjusters; the strip-shaped adjusting seats of the two side edge deviation rectifying units are respectively and longitudinally fixedly arranged on the outer side surfaces of the two supporting side edge plates; the lower end of the front deviation rectifying height regulator is rotatably arranged on the outer side surface of the supporting side plate, and the upper end of the front deviation rectifying height regulator is fixed on the front end of the first swing rod; the lower end of the rectification height adjuster at the rear side is longitudinally and slidably arranged on the strip-shaped adjusting seat, and the upper end of the rectification height adjuster is fixed on the end part of the cantilever expansion piece; the suspended end of the suspended expansion piece is hinged on the rear end of the second swing rod in a swinging mode; the front end of the second swing rod is hinged and arranged on the rear end of the first swing rod in a swinging mode; each deviation rectifying idler wheel is rotatably arranged on the lower side surfaces of the first swing rod and the second swing rod at intervals; the first swing rods of the two side edge deviation rectifying units are distributed in a splayed shape.

Furthermore, the blocking mechanism comprises a strip-shaped blocking seat, a transverse baffle, a touch sensor and two blocking height regulators; the two blocking height adjusters are respectively fixedly arranged on the outer side surfaces of the two supporting side plates; the bar-shaped blocking seat is transversely and fixedly arranged on the upper ends of the two blocking height regulators and is positioned on the rear side of the deviation correcting mechanism; two ends of the front side surface of the strip-shaped blocking seat are respectively provided with a side edge mounting seat; two ends of the transverse baffle are respectively installed on the two side edge installation seats in a sliding mode, and the touch sensor is installed on the strip-shaped barrier seat and used for performing collision detection on the transverse baffle; and a rebound pressure spring is arranged between the strip-shaped blocking seat and the transverse baffle.

Further, the tunnel type oven comprises a heat preservation shell, a steel mesh conveying mechanism and at least one temperature zone separation mechanism; the left and right end faces of the heat insulation shell are respectively provided with an access window, and the steel mesh conveying mechanism transversely penetrates through the access windows on the left and right sides; each temperature zone separation mechanism is arranged on the top of the heat preservation shell and is used for separating the cavity at the inner top of the heat preservation shell into a plurality of heating zones; each heating section is internally provided with a heating mechanism for heating the heating section; and the left and right windows are provided with a closed adjusting mechanism respectively for adjusting the size of the windows.

Compared with the prior art, the invention has the beneficial effects that: the horizontal conveying mechanism of the conveying device can be used for receiving the workpieces of the upstream production line, does not require the initial placement position of the workpieces, and is convenient to butt with the upstream production line; utilize the mechanism of rectifying and stop mechanism can adjust the position of work piece for suction means is a definite state of putting placed in the middle when absorbing the work piece, thereby can put the material loading side of tunnel type oven through elevating system and translation mechanism with the work piece accurately, has realized the automatic material loading of transporting of work piece.

Drawings

FIG. 1 is a schematic front view of the tunnel oven and transfer device of the present invention;

FIG. 2 is a left side view of the transfer device and the conveying device of the present invention;

FIG. 3 is a schematic cross-sectional view of the tunnel oven of the present invention;

FIG. 4 is a schematic top view of the conveyor of the present invention;

FIG. 5 is a schematic front view of the transfer device of the present invention;

FIG. 6 is a left partial structural view of the transfer device of the present invention;

fig. 7 is a schematic circuit diagram of the present invention.

Detailed Description

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

Example 1:

as shown in fig. 1 to 7, the automatic production line of the oven disclosed by the present invention comprises: the tunnel type drying oven comprises a tunnel type drying oven body, a transfer device and a conveying device; the transfer device comprises a lifting mechanism, a translation mechanism and a suction mechanism; the conveying device comprises a horizontal conveying mechanism, a deviation correcting mechanism and a blocking mechanism; the suction mechanism is arranged on the lifting mechanism, and the lifting mechanism is arranged on the translation mechanism; the deviation correcting mechanism and the blocking mechanism are both arranged on the horizontal conveying mechanism, the deviation correcting mechanism is used for adjusting the centered position of the workpiece 100 conveyed on the horizontal conveying mechanism, and the blocking mechanism is used for blocking the workpiece 100 on the discharging side of the horizontal conveying mechanism to wait for the absorption of the absorption mechanism; the suction mechanism is used for sucking the workpiece 100 from the discharging side of the horizontal conveying mechanism, and then the lifting mechanism and the translation mechanism are used for lifting and translating to drive the suction mechanism to move to the feeding side of the tunnel type oven, and then the suction mechanism releases the workpiece 100 to the feeding side of the tunnel type oven; the tunnel oven is used to bake the workpiece 100.

The horizontal conveying mechanism of the conveying device can be used for receiving the workpiece 100 of the upstream production line, the initial placing position of the workpiece 100 is not required, and the workpiece 100 is convenient to butt with the upstream production line; utilize mechanism and the stop gear of rectifying to adjust the position of work piece 100 for suction means is a definite state of putting placed between two parties when absorbing work piece 100, thereby can put work piece 100 to the material loading side of tunnel type oven through elevating system and translation mechanism accurately, realized the automatic material loading of transporting of work piece 100.

Further, the translation mechanism comprises a translation driving motor 30, a synchronous rotating shaft 31, a supporting top plate 23 and two supporting rails 22; the two support rails 22 are longitudinally arranged in parallel through the vertical support columns 29, and roller grooves 36 are formed in the upper side faces of the two support rails 22; the lower end of each vertical supporting column 29 is provided with a column supporting plate 61, and a reinforcing rod 94 is arranged between the vertical supporting columns 29 which are longitudinally adjacent; a plurality of supporting rollers 37 are arranged on the left side and the right side of the lower side surface of the supporting top plate 23 and are supported and run in the roller grooves 36 on the corresponding sides; driving racks 35 are arranged on the two supporting rails 22, two gear shafts are rotatably mounted on the supporting top plate 23 in a penetrating manner, driven bevel gears 33 are arranged at the upper ends of the gear shafts, and driving gears 34 meshed with the driving racks 35 on the corresponding sides are arranged at the lower ends of the gear shafts; the synchronous rotating shaft 31 is rotatably installed on the supporting top plate 23, and two driving bevel gears 32 are arranged on the synchronous rotating shaft 31, and the two driving bevel gears 32 are respectively engaged with two driven bevel gears 33; the translation drive motor 30 is configured to rotationally drive the synchronization shaft 31. The stability of translation can be enhanced by the cooperation of the supporting rollers 37 and the roller grooves 36; by the cooperation of the synchronization rotating shaft 31, the two driving bevel gears 32 and the two driven bevel gears 33, the left and right driving gears 34 can be synchronously driven, so that the left and right sides can synchronously translate, and the stability of translation is ensured.

Further, the lifting mechanism comprises a lifting driving motor 25, a lifting driving screw 26, a lifting driving pipe 27 and a lifting supporting plate 28; the upper end of the lifting driving screw 26 is rotatably installed at the center of the supporting top plate 23 in a penetrating manner; a lifting internal thread is arranged on the inner wall of the lifting driving pipe 27, and a lifting driving screw 26 is screwed on the lifting internal thread; the lifting driving motor 25 is fixedly arranged on the supporting top plate 23 and is used for driving the lifting driving screw 26 to rotate; the lower end of the lifting driving pipe 27 is vertically and fixedly arranged at the center of the lifting supporting plate 28; a lifting guide rod 24 is vertically provided on the lifting support plate 28, and the lifting guide rod 24 slidably penetrates the support top plate 23. The lifting driving of the lifting support plate 28 can be realized by the matching of the lifting driving screw 26 and the lifting driving pipe 27; the use of the elevation guide bar 24 can enhance stability during elevation of the elevation support plate 28.

Further, the suction mechanism comprises four suction cup units; the suction cup unit includes a suspension pipe 38, a suspension lever 42, and a suspension plate 44; the upper end of the suspension pipe 38 is vertically and fixedly arranged on the lower side surface of the lifting support plate 28, and a strip-shaped limiting hole 39 is vertically arranged on the pipe wall of the suspension pipe 38; a support spring 40 is provided inside the hanger tube 38; the upper end of the suspension rod 42 is inserted into the suspension pipe 38 and pressed on the supporting spring 40; the upper end of the suspension rod 42 is provided with a limit convex column 41 which extends into the strip-shaped limit hole 39; the lower end of the suspension lever 42 is installed at the upper center of the suspension plate 44 by a ball hinge structure 43; a plurality of suction pipes 46 communicated with a negative pressure source are penetratingly installed on the suspension plate 44, and a suction cup 45 is provided on the lower end of each suction pipe 46; an electric control air valve is connected in series with the connection management of the suction air pipe 46. The spherical hinge structure 43 can be used for enabling the suspension plate 44 to be adjusted in a self-adaptive angle mode according to the radian of the surface of the workpiece 100 when the workpiece descends, so that each sucker 45 can have good adsorption performance; by the cooperation of the suspension pipe 38, the support spring 40 and the suspension rod 42, the lifting support plate 28 can elastically press each suspension plate 44 when descending, so that the suction cup 45 is in close contact with the surface of the workpiece 100 before adsorption, and the workpiece 100 can be reliably adsorbed on the surface during adsorption; the adsorption of the sucker 45 can be conveniently controlled by using the electric control air valve; the limit convex column 41 can limit the moving range of the suspension rod 42 and prevent the suspension rod 42 from being separated.

Further, a suspension protection mechanism is provided on the lifting support plate 28; the suspension protection mechanism comprises a swing driving unit and two swing protection units which are respectively arranged on the front side and the rear side of the lifting support plate 28; the swing protection unit comprises a synchronous swing rod 49, two inclined support rods 47, two swing driving pipes 48 and two swing driving rods 56; two inclined support rods 47 are obliquely arranged on the side edge of the lifting support plate 28 upwards, and two swing driving pipes 48 are respectively and pivotally arranged at the upper ends of the two inclined support rods 47 in a swing mode; the synchronous swinging rod 49 is transversely and fixedly arranged on the upper ends of the two swinging driving pipes 48; the upper ends of the two swing driving rods 56 are respectively inserted into the lower end pipe orifices of the two swing driving pipes 48; each telescopic positioning hole 60 is arranged on the swing driving rod 56 at intervals, a telescopic positioning bolt 59 is screwed at the lower end pipe orifice of the swing driving pipe 48, and the end part of the telescopic positioning bolt 59 extends into one telescopic positioning hole 60; a protection support rod 57 is vertically arranged at the lower end of the swing drive rod 56 and used for extending into the lower part of the workpiece 100 for protection when the swing drive rod 56 swings to a vertical state; a protective rubber sleeve 58 is sleeved on the protective support rod 57; the swing drive unit is used for driving the synchronous swing rods 49 of the two swing guard units to synchronously move. The height position of the protection support rod 57 can be adjusted by matching the swing drive pipe 48, the telescopic positioning bolt 59 and the two swing drive rods 56, so that the protection requirements of workpieces 100 with different thicknesses are met; the protective rubber sleeve 58 can prevent the protective support rod 57 from rigidly colliding with the workpiece 100; the four protection support rods 57 are swung to the lower side of the workpiece 100, so that the workpiece 100 is protected in the process of carrying the workpiece 100, and accidental falling damage of the workpiece 100 in the suction process is avoided.

Further, the swing driving unit comprises a swing driving motor 54, two swing driving screws 55, two strip-shaped driving seats 53 and two T-shaped rails 52; the swing driving motor 54 is a double-shaft motor and is fixedly installed on the lifting support plate 28; the two swing driving screws 55 are longitudinally and rotatably arranged on the lifting support plate 28, and the swing driving motor 54 synchronously drives the two swing driving screws 55 to rotate; the two T-shaped rails 52 are longitudinally arranged on the lifting support plate 28, and the two strip-shaped driving seats 53 are respectively arranged on the two T-shaped rails 52 in a sliding manner; two swing driving screws 55 are respectively screwed on the two strip-shaped driving seats 53; a linkage rod 51 is hinged on the strip-shaped driving seat 53 in a swinging mode, a driving rotary sleeve 50 is fixedly arranged at the end portion of the linkage rod 51, and the driving rotary sleeve 50 is sleeved on the synchronous swinging rod 49 on the corresponding side in a rotating mode. The synchronous oscillating levers 49 of the two oscillating guard units can be driven synchronously by the oscillating drive unit; the stability of pushing and pulling the end of the linkage rod 51 can be enhanced by the sliding fit of the T-shaped track 52 and the strip-shaped driving seat 53.

Further, the horizontal conveying mechanism comprises a conveying driving motor 64, a translation conveying belt 93 and two supporting side plates 62; the two supporting side plates 62 are longitudinally arranged in parallel, and a translation driving roller 65 is rotatably arranged between two opposite end parts of the two supporting side plates 62; the conveyance drive motor 64 is used to drive one of the translation drive rollers 65; the translation conveyor belt 93 is disposed around the two translation driving rollers 65; each conveyor support roller 66 is also rotatably mounted between the two support side plates 62; and a side plate supporting leg 63 with adjustable height is arranged on the lower side edge of the two supporting side plates 62. The translation conveyor 93 can be supported at the middle by the conveyor support rollers 66, ensuring the stability of the transportation of the workpiece 100.

Furthermore, the deviation rectifying mechanism comprises two side deviation rectifying units; the side edge deviation rectifying unit comprises a strip-shaped adjusting seat 67, a first swing rod 88, a second swing rod 75, a cantilever expansion device and two deviation rectifying height adjusters; the strip-shaped adjusting seats 67 of the two side edge deviation rectifying units are respectively and longitudinally fixedly arranged on the outer side surfaces of the two supporting side edge plates 62; the lower end of the front deviation rectifying height adjuster is rotatably arranged on the outer side surface of the supporting side plate 62, and the upper end of the front deviation rectifying height adjuster is fixed on the front end of the first swing rod 88; the lower end of the deviation-rectifying height adjuster on the rear side is longitudinally and slidably mounted on the bar-shaped adjusting seat 67, and the upper end of the deviation-rectifying height adjuster is fixed on the end part of the cantilever expansion piece; specifically, a support T-shaped sliding groove 70 is longitudinally arranged on the strip-shaped adjusting seat 67, a support T-shaped sliding block 68 is slidably arranged on the support T-shaped sliding groove 70, and the lower end of the deviation rectifying height adjuster at the rear side is fixed on the support T-shaped sliding block 68; a longitudinal positioning bolt 69 is screwed on the side edge of the support T-shaped sliding block 68, and the end part of the longitudinal positioning bolt 69 is pressed on the bottom of the support T-shaped sliding groove 70; the suspended end of the cantilever expansion piece is hinged and installed on the rear end of the second swing rod 75 in a swinging mode; the front end of the second swing link 75 is hinged and installed on the rear end of the first swing link 88 in a swinging manner; the lower side surfaces of the first swing rod 88 and the second swing rod 75 are respectively provided with the deviation rectifying idler wheels 76 in an interval type rotating mode; the first swing rods 88 of the two side edge deviation rectifying units are distributed in a splayed shape. The first swing rods 88 of the two side edge deviation rectifying units are distributed in a splayed shape, so that the workpiece 100 is guided to the middle part gradually in the longitudinal transportation process for transportation; the position of the deviation rectifying height adjuster at the rear side can be adjusted and positioned by utilizing the matching of the supporting T-shaped sliding block 68, the supporting T-shaped sliding groove 70 and the longitudinal positioning bolt 69, so that the position of the second swing rod 75 is adjusted; the rotatably mounted deviation correcting roller 76 can rotate when contacting the workpiece 100, thereby reducing the deviation correcting resistance of the workpiece 100 and preventing the workpiece 100 from being worn during deviation correction.

Further, the deviation correcting height adjuster comprises a height adjusting sleeve 73, a height adjusting column 72 and a height adjusting screw rod; the lower end of the height adjusting column 72 of the front deviation-rectifying height adjuster is rotatably arranged on the outer side surface of the supporting side edge plate 62, and the lower end of the height adjusting column 72 of the rear deviation-rectifying height adjuster is fixed on the supporting T-shaped sliding block 68; the lower end of the height adjusting sleeve 73 is sleeved on the upper end of the height adjusting column 72; the upper end of the height adjusting screw is rotatably mounted on the upper end barrel bottom of the height adjusting sleeve 73, and a height adjusting crank 77 is arranged at the upper end of the height adjusting screw; the lower end of the height adjusting screw is screwed on the central threaded hole of the height adjusting column 72; a limiting guide sliding groove 74 is vertically arranged on the outer wall of the height adjusting column 72, and a limiting guide sliding block which is slidably embedded into the limiting guide sliding groove 74 is arranged on the inner wall of the height adjusting sleeve 73; the front end of the first rocker 88 is fixed to the front height adjustment sleeve 73. The heights of the first swing link 88 and the second swing link 75 can be adjusted by using the deviation-rectifying height adjuster, so that the deviation-rectifying mechanism can meet the deviation-rectifying requirements of workpieces 100 with different heights.

Further, the cantilever telescopic device comprises a telescopic sleeve 89, a telescopic cantilever rod 90 and a telescopic positioning bolt 92, wherein one end of the telescopic sleeve 89 is vertically fixed on the height adjusting sleeve 73 at the rear side, and one end of the telescopic cantilever rod 90 is inserted in the telescopic sleeve 89; the telescopic positioning bolt 92 is screwed on the telescopic sleeve 89, the end part of the telescopic positioning bolt 92 is pressed on the telescopic cantilever lever 90, and the rear end of the second swing link 75 is horizontally and pivotally arranged on the suspension end of the telescopic cantilever lever 90 in a swinging manner; a telescopic guide chute 91 is arranged on the telescopic cantilever rod 90, and a telescopic guide slide block which is slidably embedded into the telescopic guide chute 91 is arranged on the pipe wall of the telescopic sleeve 89. The position of the rear end of the second swing rod 75 can be adjusted by using the cantilever expansion piece, and the position of the support T-shaped slide block 68 is adjusted, so that the distance and the angle between the two second swing rods 75 can be adjusted, and the deviation rectification requirements of workpieces 100 with different sizes are met.

Further, the blocking mechanism comprises a strip-shaped blocking seat 79, a transverse baffle 85, a touch sensor 81 and two blocking height adjusters; the two height-blocking adjusters are respectively fixedly mounted on the outer side surfaces of the two supporting side plates 62; the strip-shaped blocking seat 79 is transversely and fixedly arranged on the upper ends of the two blocking height adjusters, and the strip-shaped blocking seat 79 is positioned on the rear side of the deviation correcting mechanism; two ends of the front side face of the strip-shaped blocking seat 79 are respectively provided with a side edge mounting seat 78, the opposite side faces of the two side edge mounting seats 78 are respectively and longitudinally provided with an end face sliding groove, and an end face sliding block 84 is arranged in each of the two end face sliding grooves in a sliding manner; two ends of the transverse baffle 85 are respectively fixed on the two end face sliding blocks 84, and the touch sensor 81 is installed on the strip-shaped blocking seat 79 and used for performing collision detection on the transverse baffle 85; a rebound compression spring 83 is arranged between the strip-shaped blocking seat 79 and the transverse blocking plate 85. Whether the transverse baffle 85 is subjected to extrusion impact or not can be sensed by the touch sensor 81, so that whether the workpiece 100 is transported in place or not is judged by the controller; the transverse baffle 85 can be pushed to move forwards to return to a collision waiting state after the workpiece 100 is sucked and separated by the aid of the rebound compression spring 83, and a sensing end of the touch sensor 81 can be far away from the transverse baffle 85; the height of the transverse baffle 85 can be adjusted by using the blocking height adjuster, so that the blocking requirements of workpieces 100 with different heights are met; the sliding installation of the end of the transverse baffle 85 can be realized by the cooperation of the end face sliding groove and the end face sliding block 84.

Further, the blocking height adjuster includes a blocking adjusting sleeve 86, a blocking adjusting column 71, and a blocking adjusting screw; the lower end of the blocking adjusting column 71 is vertically fixed on the outer side surface of the supporting side plate 62, the lower end of the blocking adjusting sleeve 86 is sleeved on the upper end of the blocking adjusting column 71, the upper end of the blocking adjusting screw is rotatably installed on the cylinder bottom at the upper end of the blocking adjusting sleeve 86, and the upper end of the blocking adjusting screw is provided with a blocking adjusting crank 87; the lower end of the blocking adjusting screw is screwed on the central threaded hole of the blocking adjusting column 71; an adjusting guide sliding groove is vertically arranged on the blocking adjusting column 71, and an adjusting guide sliding block which is slidably embedded into the adjusting guide sliding groove is arranged on the inner wall of the blocking adjusting sleeve 86; the end of the strip-shaped block seat 79 is fixed to a block adjustment sleeve 86. Manual adjustment can be quickly performed by using the blocking adjustment crank 87; the cooperation of utilizing regulation direction spout and adjusting direction slider can ensure the stability of going up and down, prevents the relative rotation.

Furthermore, a guide pin rod 80 is arranged on the rear side surface of the transverse baffle 85, and a rebound pressure spring 83 is sleeved on the guide pin rod 80; the rear end of the guide pin rod 80 penetrates through the strip-shaped blocking seat 79, and an end limiting convex ring 82 is arranged at the penetrating end. The guide pin rod 80 can be used for limiting and mounting the rebound compression spring 83, so that the elastic supporting performance is ensured; the guide pin rod 80 can be prevented from being separated from the bar-shaped stopper 79 by the end stop collar 82.

Further, the tunnel type oven comprises a heat preservation shell, a steel mesh conveying mechanism and at least one temperature zone separation mechanism; the left and right end faces of the heat insulation shell are respectively provided with an access window, and the steel mesh conveying mechanism transversely penetrates through the access windows on the left and right sides; each temperature zone separation mechanism is arranged on the top of the heat preservation shell and is used for separating the cavity at the inner top of the heat preservation shell into a plurality of heating zones; each heating section is internally provided with a heating mechanism for heating the heating section; and the left and right access windows are respectively provided with a sealing adjusting mechanism for adjusting the size of the access windows. The inner top cavity of the heat-insulating shell can be divided into a plurality of heating sections by the temperature zone separation mechanism, so that the workpiece 100 is heated and baked at different temperatures in sections, and different heating process requirements such as preheating, heating and the like are met.

Further, the heat preservation shell comprises an outer shell 1, an inner shell 2 and a heat preservation layer 3; the insulating layer 3 is filled between the outer shell 1 and the inner shell 2; the bottom of the outer shell 1 is provided with an oven supporting leg 4 with adjustable height; the left and right sides of the access window are vertically provided with flat supporting frames 16 of a closed adjusting mechanism, a window closing plate 17 of the closed adjusting mechanism is vertically inserted into the flat supporting frames 16, a hand-screwed locking bolt 18 is screwed on the flat supporting frames 16 in a threaded manner, and the end part of the hand-screwed locking bolt 18 is pressed on the window closing plate 17. The heat preservation layer 3 can play a role in heat preservation, so that the heat preservation performance of the heat preservation shell is enhanced, and the heating energy consumption is reduced; the window closing plate 17 can be positioned easily by hand by screwing the locking bolt 18, thereby meeting the passing requirements of different workpieces 100.

Further, the steel mesh conveying mechanism comprises two strip-shaped channel plates 7, an oven driving motor 6 and a steel mesh conveying belt 5; the two strip-shaped channel plates 7 are transversely and parallelly installed on the inner walls of the front side and the rear side of the heat-insulating shell in a penetrating manner, and steel mesh supporting rollers 8 are rotatably installed between the end parts of the two ends of the two strip-shaped channel plates 7; the steel mesh conveying belt 5 surrounds the two steel mesh supporting rollers 8, and each middle supporting roller 9 is rotatably arranged between the two strip-shaped channel plates 7 and used for supporting the steel mesh conveying belt 5; the oven driving motor 6 is used for rotationally driving the steel mesh supporting roller 8. The steel mesh conveying belt 5 is convenient for the heated air flow to pass through and has high temperature resistance; the middle part of the steel mesh conveying belt 5 can be stably supported by the middle supporting rollers 9, and the support stability of the workpiece 100 transportation is ensured.

Further, the temperature zone separation mechanism comprises a separation supporting plate 13, a separation adjusting plate 14 and a separation positioning bolt 15; partition supporting plates 13 of each temperature zone partition mechanism are vertically installed on the top of the heat preservation shell in a penetrating manner; the partition adjusting plate 14 is vertically installed on the partition supporting plate 13 in a penetrating mode, the partition positioning bolt 15 is installed on the upper portion of the partition supporting plate 13 in a threaded mode, and the end portion of the partition positioning bolt 15 is pressed on the partition adjusting plate 14; the heating mechanism comprises an electric heating pipe 11 and a junction box 10; the electric heating pipe 11 is arranged in the inner shell 2 and is positioned above the steel mesh conveying mechanism, and the terminal part of the electric heating pipe 11 is positioned in the junction box 10; a temperature sensor 12 is arranged in each heating interval; an electric control switch is connected in series on a power supply line of the electric heating tube 11 in each heating interval. Through the arrangement of the partition adjusting plate 14, the height of the lower edge of the heating area can be adjusted as required, and the passing requirements of different workpieces 100 are met.

Further, a control box 19 is arranged on the outer side surface of the heat insulation shell, a display screen 20 and a key panel 21 are arranged on the control box 19, and a controller, a memory, an oven driving circuit, a conveying driving circuit, a lifting driving circuit, a translation driving circuit, a swing driving circuit and an electric control switch are arranged in the control box 19; the controller is respectively electrically connected with the display screen 20, the key panel 21, the electric control air valve, the temperature sensor 12, the touch sensor 81, the memory, the oven driving circuit, the conveying driving circuit, the lifting driving circuit, the translation driving circuit, the swing driving circuit and the electric control switch.

In the automatic production line of the oven disclosed by the invention, the controller adopts the existing single chip microcomputer controller module and is used for realizing the coordination control of the production line; the oven driving circuit, the conveying driving circuit, the lifting driving circuit, the translation driving circuit and the swing driving circuit all adopt the existing motor driving circuit and are used for respectively driving the oven driving motor 6, the conveying driving motor 64, the lifting driving motor 25, the translation driving motor 30 and the swing driving motor 54; the electric heating tube 11 adopts the existing U-shaped electric heating tube and is used for realizing electric heating; the temperature sensor 12 is an existing digital temperature sensor; the electric control switch adopts the existing switch circuit, such as a switch circuit formed by relays; the key panel 21 is an existing key panel, and is provided with a start key, a stop key, a pause key, a temperature setting key, and the like, and is used for an operator to manually control the production line.

When the automatic oven production line disclosed by the invention works, each workpiece 100 to be processed conveyed by an upstream production line is received by a horizontal conveying mechanism, the workpiece 100 is conveyed by a translation conveying belt 93 to translate backwards, and the workpiece 100 is centered and adjusted by two side edge deviation rectifying units of the deviation rectifying mechanism through a deviation rectifying mechanism, so that the workpiece 100 is positioned in the middle of the translation conveying belt 93 for transmission; when the touch sensor 81 senses a collision, the controller stops conveying the driving motor 64, controls the swing driving motor 54 to enable the lower end of the swing driving pipe 48 to swing upwards to achieve swing closing protection of the suspension protection mechanism, controls the lifting driving motor 25 and the translation driving motor 30 to drive and control the suckers 45 of the suction mechanism to press on the workpiece 100, controls the electric control air valve to open to enable the suckers 45 to absorb the workpiece 100 under negative pressure, controls the lifting driving motor 25 and the translation driving motor 30 to lift, controls the suspension protection mechanism to swing to open protection, conveys the workpiece 100 absorbed by the suction mechanism to the upper side of the feeding side of the steel mesh conveying mechanism, controls the suspension protection mechanism to swing to close protection, places the workpiece 100 on the steel mesh conveying mechanism, and conveys the workpiece 100 into the heat preservation shell to be baked by the steel mesh conveying mechanism; the controller performs feedback control on the electric heating pipe 11 through the temperature sensor 12 and the electric control switch, so that the baking temperature is maintained in the heat-insulating shell.

As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an automatic production line of oven which characterized in that: comprises a tunnel type drying oven, a transfer device and a conveying device; the transfer device comprises a lifting mechanism, a translation mechanism and a suction mechanism; the conveying device comprises a horizontal conveying mechanism, a deviation correcting mechanism and a blocking mechanism; the suction mechanism is arranged on the lifting mechanism, and the lifting mechanism is arranged on the translation mechanism; the deviation correcting mechanism and the blocking mechanism are both arranged on the horizontal conveying mechanism, the deviation correcting mechanism is used for adjusting the center position of the workpiece (100) conveyed on the horizontal conveying mechanism, and the blocking mechanism is used for blocking the workpiece (100) on the discharging side of the horizontal conveying mechanism to wait for the absorption of the absorption mechanism; the suction mechanism is used for sucking the workpiece (100) from the discharging side of the horizontal conveying mechanism, and then the lifting mechanism and the translation mechanism are used for lifting and translating to drive the suction mechanism to move to the charging side of the tunnel type oven, and then the suction mechanism releases the workpiece (100) to the charging side of the tunnel type oven; the tunnel oven is used for baking a workpiece (100).

2. An automatic oven production line according to claim 1, characterized in that: the translation mechanism comprises a translation driving motor (30), a synchronous rotating shaft (31), a supporting top plate (23) and two supporting tracks (22); the two support rails (22) are longitudinally arranged in parallel through the vertical support columns (29), and roller grooves (36) are formed in the upper side surfaces of the two support rails (22); a plurality of supporting rollers (37) are arranged on the left side and the right side of the lower side surface of the supporting top plate (23) and are supported and run in roller grooves (36) on the corresponding sides; driving racks (35) are arranged on the two supporting rails (22), two gear shafts are rotatably arranged on the supporting top plate (23) in a penetrating way, driven bevel gears (33) are arranged at the upper ends of the gear shafts, and driving gears (34) meshed with the driving racks (35) on the corresponding sides are arranged at the lower ends of the gear shafts; the synchronous rotating shaft (31) is rotatably arranged on the supporting top plate (23), two driving bevel gears (32) are arranged on the synchronous rotating shaft (31), and the two driving bevel gears (32) are respectively meshed with two driven bevel gears (33); the translation driving motor (30) is used for driving the synchronous rotating shaft (31) to rotate.

3. An automatic oven production line according to claim 2, characterized in that: the lifting mechanism comprises a lifting driving motor (25), a lifting driving screw rod (26), a lifting driving pipe (27) and a lifting supporting plate (28); the upper end of the lifting drive screw rod (26) is rotatably arranged at the center of the supporting top plate (23) in a penetrating way; a lifting internal thread is arranged on the inner wall of the lifting driving pipe (27), and a lifting driving screw (26) is screwed on the lifting internal thread; the lifting driving motor (25) is fixedly arranged on the supporting top plate (23) and is used for driving the lifting driving screw rod (26) to rotate; the lower end of the lifting driving pipe (27) is vertically and fixedly arranged at the center of the lifting supporting plate (28).

4. An automatic oven production line according to claim 3, characterized in that: the suction mechanism comprises at least three sucker units; the suction cup unit comprises a suspension pipe (38), a suspension rod (42) and a suspension plate (44); the upper end of the suspension pipe (38) is vertically and fixedly arranged on the lower side surface of the lifting support plate (28), and a strip-shaped limiting hole (39) is vertically arranged on the pipe wall of the suspension pipe (38); a support spring (40) is arranged in the suspension pipe (38); the upper end of the suspension rod (42) is inserted into the suspension pipe (38) and pressed on the supporting spring (40); the upper end of the suspension rod (42) is provided with a limit convex column (41) which extends into the strip-shaped limit hole (39); the lower end of the suspension rod (42) is arranged at the center of the upper side of the suspension plate (44) through a spherical hinge structure (43); a plurality of suction pipes (46) communicated with a negative pressure source are arranged on the suspension plate (44) in a penetrating way, and a suction cup (45) is arranged at the lower end of each suction pipe (46).

5. An automatic oven production line according to claim 3, characterized in that: a suspension protection mechanism is arranged on the lifting support plate (28); the suspension protection mechanism comprises a swing driving unit and two swing protection units which are respectively arranged on the front side and the rear side of the lifting support plate (28); the swing protection unit comprises a synchronous swing rod (49), two inclined support rods (47), two swing driving pipes (48) and two swing driving rods (56); two inclined support rods (47) are obliquely arranged on the side edge of the lifting support plate (28) upwards, and two swinging drive pipes (48) are respectively and pivotally arranged on the upper ends of the two inclined support rods (47) in a swinging mode; the synchronous swinging rod (49) is transversely and fixedly arranged at the upper ends of the two swinging driving pipes (48); the upper ends of the two swing driving rods (56) are respectively inserted into the lower end pipe orifices of the two swing driving pipes (48), and the insertion depth is adjustable; a protection support rod (57) is vertically arranged at the lower end of the swing drive rod (56) and is used for extending into the lower part of the workpiece (100) for protection when the swing drive rod (56) swings to a vertical state; the swing driving unit is used for driving synchronous swing rods (49) of the two swing protection units to synchronously move.

6. An automatic oven production line according to claim 5, characterized in that: the swing driving unit comprises a swing driving motor (54), two swing driving screws (55), two strip-shaped driving seats (53) and two T-shaped tracks (52); the swing driving motor (54) is a double-shaft motor and is fixedly arranged on the lifting support plate (28); the two swing driving screws (55) are longitudinally and rotatably arranged on the lifting support plate (28), and the swing driving motor (54) synchronously drives the two swing driving screws (55) to rotate; the two T-shaped rails (52) are longitudinally arranged on the lifting support plate (28), and the two strip-shaped driving seats (53) are respectively arranged on the two T-shaped rails (52) in a sliding manner; two swing driving screws (55) are respectively screwed on the two strip-shaped driving seats (53); a linkage rod (51) is hinged on the strip-shaped driving seat (53) in a swinging mode, and the end part of the linkage rod (51) is rotatably arranged on the synchronous swinging rod (49) on the corresponding side through a driving rotating sleeve (50).

7. An automatic oven production line according to claim 1, characterized in that: the horizontal conveying mechanism comprises a conveying driving motor (64), a translation conveying belt (93) and two supporting side edge plates (62); the two supporting side plates (62) are longitudinally arranged in parallel, and a translation driving roller (65) is rotatably arranged between two opposite ends of the two supporting side plates (62); a conveying drive motor (64) is used for driving one of the translation drive rollers (65); the translation conveying belt (93) is arranged on the two translation driving rollers (65) in a surrounding mode.

8. An automatic oven production line according to claim 7, characterized in that: the deviation rectifying mechanism comprises two side deviation rectifying units; the side edge deviation rectifying unit comprises a strip-shaped adjusting seat (67), a first swing rod (88), a second swing rod (75), a cantilever expansion piece and two deviation rectifying height adjusters; the strip-shaped adjusting seats (67) of the two side edge deviation rectifying units are respectively and longitudinally fixedly arranged on the outer side surfaces of the two supporting side edge plates (62); the lower end of the deviation rectifying height regulator at the front side is rotatably arranged on the outer side surface of the supporting side edge plate (62), and the upper end of the deviation rectifying height regulator is fixed on the front end of the first swing rod (88); the lower end of the rectification height adjuster at the rear side is longitudinally and slidably arranged on a strip-shaped adjusting seat (67), and the upper end of the rectification height adjuster is fixed on the end part of the cantilever expansion piece; the suspended end of the suspended expansion piece is hinged on the rear end of the second swing rod (75) in a swinging manner; the front end of the second swing rod (75) is hinged and arranged on the rear end of the first swing rod (88) in a swinging mode; the lower side surfaces of the first swing rod (88) and the second swing rod (75) are respectively provided with various deviation rectifying idler wheels (76) in an interval type rotating mode; the first swing rods (88) of the two side edge deviation rectifying units are distributed in a splayed shape.

9. An automatic oven production line according to claim 7, characterized in that: the blocking mechanism comprises a strip-shaped blocking seat (79), a transverse baffle (85), a touch sensor (81) and two blocking height regulators; the two blocking height adjusters are respectively fixedly arranged on the outer side surfaces of the two supporting side plates (62); the bar-shaped blocking seat (79) is transversely and fixedly arranged on the upper ends of the two blocking height regulators, and the bar-shaped blocking seat (79) is positioned on the rear side of the deviation correcting mechanism; two ends of the front side surface of the strip-shaped blocking seat (79) are respectively provided with a side edge mounting seat (78); two ends of a transverse baffle (85) are respectively installed on two side edge installation seats (78) in a sliding mode, and a touch sensor (81) is installed on a strip-shaped blocking seat (79) and used for performing collision detection on the transverse baffle (85); a rebound pressure spring (83) is arranged between the strip-shaped blocking seat (79) and the transverse baffle (85).

10. An automatic oven production line according to claim 1, characterized in that: the tunnel type oven comprises a heat preservation shell, a steel mesh conveying mechanism and at least one temperature zone separation mechanism; the left and right end faces of the heat insulation shell are respectively provided with an access window, and the steel mesh conveying mechanism transversely penetrates through the access windows on the left and right sides; each temperature zone separation mechanism is arranged on the top of the heat preservation shell and is used for separating the inner top cavity of the heat preservation shell into a plurality of heating zones; each heating interval is provided with a heating mechanism for heating the heating interval; and the left and right windows are provided with a closed adjusting mechanism respectively for adjusting the size of the windows.