An automatic mold opening and closing mechanism

Abstract

The present application relates to template machine technical field, especially to a kind of automatic opening and closing template mechanism, including driving part, transmission assembly, opening and closing beam and adsorption component, opening and closing beam is rotatably supported on pedestal, driving part is connected with opening and closing beam by transmission assembly and drives opening and closing beam rotation, adsorption component is used to adsorb template upper piece, adsorption component is hinged on opening and closing beam, adsorption component is driven by opening and closing beam to drive template upper piece relative template lower piece rotation to carry out template opening and closing action.By driving part driving, template automation opening and closing can be realized, replace manual paving piece opening and closing template, satisfy the key design requirement of automatic upper piece system, and, use one driving part as power source, transmission assembly is transmitted to opening and closing beam by driving part power, can be realized with one smaller driving part power source through transmission assembly amplification transmission to opening and closing beam, control realizes automatic opening and closing template action, guarantee template opening and closing precision and template opening and closing action smoothly and effectively.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of template machines, in particular to an automatic opening and closing template mechanism. BACKGROUND

[0002] At present, the feeding and the opening and closing of the template on the template machine are generally operated manually, which has low automation degree, wastes human resources, and has the problems of low consistency of the cutting piece placed on the template, low placing efficiency, high labor intensity, and single work. The factory managers urgently need the automatic feeding and the automatic opening and closing of the template, which can solve the problem of difficult recruitment, save human resources, improve the efficiency of the workers, improve the consistency of the cutting piece placed on the template, and significantly improve the automation degree of the factory. Therefore, the automatic opening and closing of the template has become a key problem to be solved. SUMMARY

[0003] In view of the above defects of the prior art, the technical problem to be solved by the present application is to provide an automatic opening and closing template mechanism which can realize the automatic opening and closing of the template.

[0004] In order to solve the above technical problems, the present application adopts the following technical solutions:

[0005] The present application provides an automatic opening and closing template mechanism, which comprises a driving member, a transmission assembly, an opening and closing beam and an adsorption assembly. The opening and closing beam is rotatably supported on a base. The driving member is connected with the opening and closing beam through the transmission assembly and drives the opening and closing beam to rotate. The adsorption assembly is used for adsorbing an upper piece of the template. The adsorption assembly is hingedly connected to the opening and closing beam. The adsorption assembly is pushed and pulled by the opening and closing beam to drive the upper piece of the template to rotate relative to a lower piece of the template to realize the opening and closing of the template.

[0006] Preferably, the driving member is a servo motor. The transmission assembly comprises a belt transmission module, a ball screw transmission module and a connecting rod which are connected in sequence. The two ends of the connecting rod are hingedly connected with the ball screw transmission module and the opening and closing beam respectively.

[0007] Preferably, the belt transmission module comprises a driving pulley connected with the output shaft of the servo motor, a driven pulley connected with the ball screw transmission module, a synchronous belt connecting the driving pulley and the driven pulley, and a tension pulley in pressure contact with the synchronous belt.

[0008] Preferably, the ball screw transmission module comprises a fixed seat, a screw rotatably arranged on the fixed seat and connected with the belt transmission module, a nut threadedly connected with the screw and arranged on the screw, a sliding block connected with the nut, and a linear guide rail arranged in parallel with the screw. The sliding block is slidingly matched with the linear guide rail. One end of the connecting rod is hingedly connected with the sliding block.

[0009] Preferably, one end of the opening and closing beam is rotatably connected with the base, and the other end is provided with a connecting seat. The adsorption assembly is hingedly connected with the connecting seat.

[0010] Preferably, the driving member, the transmission assembly and the base are all arranged on the bottom plate, and the bottom plate is provided with a positioning structure for positioning the template.

[0011] Preferably, the positioning structure comprises a positioning member arranged on the bottom plate and a suction member, the positioning member is used for clamping the connecting part of the template upper sheet and the template lower sheet, and the suction member is used for adsorbing the template lower sheet.

[0012] Preferably, the suction assembly comprises a frame hinged to the opening and closing beam and at least one suction group arranged on the frame, the suction group comprises a mounting plate connected to the frame and a plurality of suction cups arranged on the mounting plate, each of the suction cups is movably arranged in a long slot hole on the mounting plate, and the suction cups are used for adsorbing the template upper sheet.

[0013] Preferably, the plurality of suction groups are arranged in parallel at equal intervals, the mounting plate extends in a strip shape, the extension direction of the long slot hole is consistent with the extension direction of the mounting plate, and the plurality of long slot holes on the mounting plate are arranged at intervals along the extension direction of the mounting plate.

[0014] Preferably, the suction group further comprises a light rod arranged on the frame, the mounting plate is slidably suspended on the light rod through a movable block, the mounting plates of all the suction groups are connected to a connecting plate, and the connecting plate is connected to the frame through an extension member.

[0015] Compared with the prior art, the present application has significant progress:

[0016] The automatic opening and closing template mechanism of the present application can realize automatic opening and closing of the template through the driving member, replaces manual laying and opening and closing of the template, meets the key design requirements of the automatic template laying system, and uses one driving member as a power source, transmits the power of the driving member to the opening and closing beam through the transmission assembly, can realize amplification and transmission of the power of a small driving member to the opening and closing beam through the transmission assembly, controls automatic opening and closing of the template, is beneficial to controlling the template to complete opening and closing with any opening size, and ensures the opening and closing precision of the template and smooth and effective opening and closing action of the template. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a use schematic diagram of the automatic opening and closing template mechanism of the embodiment of the present application.

[0018] Figure 2 is a structure schematic diagram of the automatic opening and closing template mechanism of the embodiment of the present application.

[0019] Figure 3 is a structure schematic diagram of the automatic opening and closing template mechanism of the embodiment of the present application after removing the suction assembly.

[0020] Figure 4is the automatic opening and closing template mechanism of the embodiment of the application, the structural schematic diagram of the adsorption assembly.

[0021] Wherein, the reference signs are explained as follows:

[0022] 1 driving member 4 adsorption assembly

[0023] 11 speed reducer 41 frame

[0024] 2 transmission assembly 411 connecting block

[0025] 21 belt transmission module 42 adsorption group

[0026] 211 driving pulley 421 mounting plate

[0027] 212 driven pulley 422 suction disc

[0028] 213 synchronous belt 423 long slotted hole

[0029] 214 tension pulley 424 light pole

[0030] 22 ball screw transmission module 425 movable block

[0031] 221 fixed seat 426 connecting plate

[0032] 222 screw rod 427 telescopic member

[0033] 223 nut 5 template

[0034] 224 sliding block 51 template upper piece

[0035] 225 linear guide rail 52 template lower piece

[0036] 226 limit block 6 bottom plate

[0037] 227 connecting member 61 positioning member

[0038] 23 connecting rod 611 positioning block

[0039] 24 detection member 612 positioning pin

[0040] 3 opening and closing beam 62 adsorption accessory

[0041] 31 base 63 accommodating groove

[0042] 32 connecting seat DETAILED DESCRIPTION

[0043] The specific embodiments of the application will be further described in detail below in combination with the drawings. These embodiments are only used to illustrate the application, and are not limited to the application.

[0044] In the description of the present application, it should be noted that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0045] In the description of the present application, it should be noted that unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] In addition, in the description of the present application, unless otherwise stated, the meaning of "a plurality of" is two or more.

[0047] As shown in Figures 1 to 4 An embodiment of the automatic mold opening and closing mechanism of the present application. The automatic mold opening and closing mechanism of the present embodiment is used to realize the automatic opening and closing of the mold plate 5, which includes an openable and closable mold plate upper piece 51 and a mold plate lower piece 52, and a clamping piece between the mold plate upper piece 51 and the mold plate lower piece 52.

[0048] Referring to Figures 1 to 3 , the automatic mold opening and closing mechanism of the present embodiment includes a driving member 1, a transmission assembly 2, an opening and closing beam 3, and an adsorption assembly 4. The opening and closing beam 3 is rotatably supported on the base 31, and the opening and closing beam 3 can be rotatably supported on the base 31 through a pin shaft. The driving member 1 is connected to the opening and closing beam 3 through the transmission assembly 2 and drives the opening and closing beam 3 to rotate. The adsorption assembly 4 is used to adsorb the mold plate upper piece 51, and the adsorption assembly 4 is hinged on the opening and closing beam 3. When the driving member 1 drives the opening and closing beam 3 to rotate around the base 31 through the transmission assembly 2, the opening and closing beam 3 acts on the adsorption assembly 4, and the adsorption assembly 4 is pushed and pulled by the opening and closing beam 3 to drive the mold plate upper piece 51 to rotate relative to the mold plate lower piece 52 to perform the mold plate 5 opening and closing action.

[0049] Thus, the automatic mold plate opening and closing mechanism of the embodiment can realize automatic opening and closing of the mold plate 5 by the driving member 1, replace manual laying of the cutting piece to open and close the mold plate, meet the key design requirements of the automatic cutting piece feeding system, and use one driving member 1 as a power source, transmit the power of the driving member 1 to the opening and closing beam 3 through the transmission assembly 2, realize amplification and transmission of the power of the small driving member 1 to the opening and closing beam 3 through the transmission assembly 2, control automatic opening and closing of the mold plate 5, and facilitate control of the mold plate 5 to complete opening and closing with any opening size, ensure the opening and closing precision of the mold plate 5, and realize smooth and effective opening and closing of the mold plate 5.

[0050] In the embodiment, preferably, the driving member 1 is a servo motor, the transmission assembly 2 includes a belt transmission module 21, a ball screw transmission module 22 and a connecting rod 23 connected in sequence, the servo motor is connected with the belt transmission module 21 through a speed reducer 11, and the two ends of the connecting rod 23 are respectively hinged with the ball screw transmission module 22 and the opening and closing beam 3. The belt transmission module 21 transmits the rotating power of the servo motor to the ball screw transmission module 22, the ball screw transmission module 22 converts the rotating power into linear power and drives the end of the connecting rod 23 hinged with the ball screw transmission module 22 to move linearly, so as to push and pull the opening and closing beam 3 by the connecting rod 23, and make the opening and closing beam 3 rotate around the base 31.

[0051] Preferably, the belt transmission module 21 includes a driving pulley 211, a driven pulley 212, a synchronous belt 213 and a tension pulley 214. The driving pulley 211 is connected with the output shaft of the servo motor, specifically, the output shaft of the servo motor is connected with the driving pulley 211 through the speed reducer 11. The driven pulley 212 is connected with the ball screw transmission module 22. The synchronous belt 213 connects the driving pulley 211 and the driven pulley 212, transmits the rotation of the driving pulley 211 to the driven pulley 212, and then transmits the rotation to the ball screw transmission module 22 by the driven pulley 212. The tension pulley 214 is in pressure contact with the synchronous belt 213, and the tension pulley 214 tensions the synchronous belt 213.

[0052] Preferably, the ball screw transmission module 22 comprises a fixed seat 221, a screw rod 222, a nut 223, a sliding block 224 and a linear guide rail 225. The fixed seat 221 is fixedly arranged for supporting the screw rod 222, and the fixed seat 221 can be provided with two, two fixed seats 221 supporting two ends of the screw rod 222 respectively. The screw rod 222 is rotatably arranged on the fixed seat 221, and one end of the screw rod 222 is connected with the driven pulley 212 of the belt transmission module 21, so as to rotate under the driving of the driven pulley 212. The nut 223 is sleeved on the screw rod 222, and the nut 223 is threadedly connected with the screw rod 222, so that when the screw rod 222 rotates, the nut 223 moves linearly along the screw rod 222 in the axial direction. The sliding block 224 is connected with the nut 223, the linear guide rail 225 is arranged in parallel with the screw rod 222, and the sliding block 224 is slidingly connected with the linear guide rail 225, so that when the nut 223 moves linearly along the screw rod 222 in the axial direction, the sliding block 224 is driven to slide linearly along the linear guide rail 225. One end of the connecting rod 23 is hingedly connected with the sliding block 224, and the other end of the connecting rod 23 is hingedly connected with the opening-closing beam 3. When the sliding block 224 slides linearly along the linear guide rail 225, the end of the connecting rod 23 hingedly connected with the sliding block 224 moves linearly, and the other end of the connecting rod 23 pushes and pulls the opening-closing beam 3, so that the opening-closing beam 3 rotates around the base 31. Preferably, a limiting block 226 is arranged on one end of the linear guide rail 225, for limiting the limit position to which the sliding block 224 can slide to the one end of the linear guide rail 225, when the sliding block 224 slides from the other end of the linear guide rail 225 to the limiting block 226, the connecting rod 23 pulls the opening-closing beam 3, so that the adsorption assembly 4 drives the template upper piece 51 to rotate and open relative to the template lower piece 52, when the sliding block 224 slides to the abutting contact with the limiting block 226, the sliding block 224 cannot continue to move, at this time, the template upper piece 51 is opened to the maximum opening position relative to the template lower piece 52.

[0053] In order to increase the balance stability of the opening-closing beam 3, preferably, the linear guide rail 225 is provided with two, two linear guide rails 225 are arranged in parallel on both sides of the screw rod 222 respectively, one sliding block 224 is slidingly connected on each linear guide rail 225, two sliding blocks 224 are connected with the nut 223 through the connecting piece 227, one connecting rod 23 is hingedly connected on each sliding block 224, and two connecting rods 23 are hingedly connected on both sides of the opening-closing beam 3 in parallel and at intervals. Thus, when the nut 223 moves linearly along the screw rod 222 in the axial direction, the two sliding blocks 224 are driven to move synchronously, so that the two connecting rods 23 simultaneously push and pull the two sides of the opening-closing beam 3, which can ensure that the opening-closing beam 3 rotates stably around the base 31, thereby ensuring that the template 5 opens and closes smoothly and effectively.

[0054] To further ensure the control of the opening and closing precision of the template 5, preferably, a detection member 24 is arranged on the side of the linear guide rail 225, the detection member 24 is used to detect the displacement of the sliding block 224, the displacement of the sliding block 224 determines the angle of the opening and closing beam 3 rotating around the base 31, thereby determining the opening size of the template 5. The detection member 24 and the driving member 1 are both in communication connection with a controller (not shown in the figure), during the opening and closing process of the template 5, the detection member 24 detects the displacement information of the sliding block 224 in real time and transmits the detected displacement information to the controller, the controller receives the displacement information and controls the rotating angle of the driving member 1 according to the displacement information, thereby accurately controlling the opening size of the template 5. In the embodiment, the detection member 24 is preferably a slot photoelectric detector, and the form of the controller is not limited, and a conventional controller such as a PLC controller or a single-chip microcomputer can be used.

[0055] In the embodiment, preferably, one end of the opening and closing beam 3 is rotationally connected with the base 31, the other end of the opening and closing beam 3 is provided with a connecting seat 32, and the adsorption assembly 4 is hingedly connected with the connecting seat 32. When the opening and closing beam 3 rotates, the end of the opening and closing beam 3 away from the base 31 (i.e. the end provided with the connecting seat 32) makes circular arc motion around the rotation center of the opening and closing beam 3 and the base 31, thereby driving the adsorption assembly 4 hingedly connected with the connecting seat 32 to swing and drive the template upper piece 51 to rotate relative to the template lower piece 52 to perform the opening and closing action of the template 5.

[0056] Preferably, the driving member 1, the transmission assembly 2 and the base 31 are all arranged on a bottom plate 6, the fixed seat 221 in the ball screw transmission module 22 of the transmission assembly 2, the linear guide rail 225 and the detection member 24 are all arranged on the bottom plate 6. The bottom plate 6 is provided with a positioning structure for positioning the template 5, so as to keep the template lower piece 52 positioned during the opening and closing process of the template 5.

[0057] In the embodiment, the positioning structure preferably comprises a positioning member 61 arranged on the bottom plate 6 and a suction member 62, the positioning member 61 is used for clamping and matching with the connecting part of the upper template piece 51 and the lower template piece 52 of the template 5, and the suction member 62 is used for adsorbing the lower template piece 52. The positioning member 61 is arranged on the side of the opening and closing beam 3 away from the ball screw transmission module 22, and has a spacing distance with the base 31. The outer side of the connecting part of the upper template piece 51 and the lower template piece 52 abuts on the positioning member 61, so that the rotation center of the upper template piece 51 relative to the lower template piece 52 is located on the abutting line of the template 5 and the positioning member 61. The positioning member 61 preferably comprises a positioning block 611 used for clamping and matching with both sides of the template 5 and a positioning pin 612 used for clamping and matching with the middle part of the template 5. Preferably, the suction member 62 is arranged between the two positioning blocks 611 and the positioning pin 612, and can be accommodated in the accommodating groove 63 arranged on the bottom plate 6, so as to adsorb the lower template piece 52 below the lower template piece 52. The suction member 62 preferably adopts the suction disc 422. Through the cooperation of the positioning member 61 and the suction member 62, the lower template piece 52 can be kept in position during the opening and closing process of the template 5.

[0058] In combination Figure 4 , in the embodiment, preferably, the suction assembly 4 comprises a frame 41 hingedly connected with the opening and closing beam 3 and at least one suction group 42 arranged on the frame 41. A connecting block 411 is preferably arranged at the middle part of the frame 41, and the connecting block 411 is rotatably connected with the connecting seat 32 on the opening and closing beam 3 through a pin shaft. Each suction group 42 comprises a mounting plate 421 connected with the frame 41 and a plurality of suction discs 422 arranged on the mounting plate 421. Each suction disc 422 is movably arranged in a long slot hole 423 on the mounting plate 421, and the suction disc 422 is used for adsorbing the upper template piece 51. By connecting the suction disc 422 with the long slot hole 423 of the mounting plate 421, the position of the suction disc 422 in the long slot hole 423 of the mounting plate 421 can be adjusted, and after adjustment, the suction disc 422 and the long slot hole 423 of the mounting plate 421 can be fixed, so that the position of the suction disc 422 can be adjusted according to the actual working condition.

[0059] Preferably, the plurality of adsorption groups 42 are arranged in parallel at equal intervals, the mounting plate 421 extends in a strip shape, the extension direction of the long slot hole 423 is consistent with the extension direction of the mounting plate 421, and the plurality of long slot holes 423 on the mounting plate 421 are arranged at equal intervals along the extension direction of the mounting plate 421, and each long slot hole 423 is provided with an adsorption disc 422. Thus, the adsorption assembly 4 includes a plurality of adsorption discs 422 arranged in an array, which can ensure that a certain number of adsorption discs 422 can adsorb the template upper piece 51 for the opening and closing of the template 5 regardless of the size of the template 5. Each adsorption disc 422 can be controlled to work individually, and the adsorption discs 422 at different positions can be controlled to adapt to templates 5 of different sizes, and the number of adsorption discs 422 can be increased or decreased according to specific working conditions to meet the working requirements. In the embodiment, the number of adsorption groups 42 of the adsorption assembly 4 and the number of adsorption discs 422 of each adsorption group 42 are not limited, and can be designed according to actual working requirements.

[0060] Preferably, each adsorption group 42 includes a light rod 424 arranged on the frame 41, the light rod 424 is arranged in parallel with the mounting plate 421 and is connected and fixed with the frame 41, the mounting plate 421 is slidably suspended on the light rod 424 through a movable block 425, the movable block 425 is slidably sleeved on the light rod 424 and is connected and fixed with the mounting plate 421, the mounting plates 421 of all the adsorption groups 42 are connected and fixed with a connecting plate 426, and the connecting plate 426 and the frame 41 are connected through a telescopic piece 427. During the process that the driving member 1 drives the opening and closing beam 3 to rotate through the transmission assembly 2, and the template upper piece 51 is driven to rotate relative to the template lower piece 52 to perform the opening and closing of the template 5, the frame 41 and the light rod 424 will drive the telescopic piece 427 to adaptively expand and contract to adjust the relative position of the mounting plate 421 when the opening and closing beam 3 moves, so as to adapt to the change of the angle position when the opening and closing beam 3 rotates and the template upper piece 51 rotates, and to realize the adaptive adjustment of the adsorption assembly 4 during the opening and closing of the template 5.

[0061] In the embodiment, the telescopic piece 427 is preferably a pneumatic cylinder. The pressure of the pneumatic cylinder should not be too large, so that the pneumatic cylinder can adaptively expand and contract under the driving of the opening and closing beam 3. The pressure of the pneumatic cylinder should not be too small, so that the pneumatic cylinder can provide a certain holding force for the relative positioning of the connecting plate 426 and the frame 41, that is, the relative positioning of the mounting plate 421 and the adsorption disc 422 and the frame 1, so as to prevent the adsorption disc 422 from shaking and separating from the template upper piece 51 during the opening and closing of the template 5.

[0062] The adsorption assembly 4 of the embodiment uses the adsorption disc 422 to adsorb the template upper piece 51, which has the advantages of clean and pollution-free work. In other embodiments, the adsorption disc 422 can be replaced by an electromagnet, which can also adsorb the template upper piece 51.

[0063] The above merely describes the preferred embodiments of the present application, and it should be pointed out that, for those skilled in the art, several improvements and replacements can be made without departing from the technical principles of the present application, and these improvements and replacements should also be considered as the protection scope of the present application.

Claims

1. An automatic mold opening and closing mechanism characterized by comprising: The utility model provides a kind of template opening and closing device, including driving element (1), transmission assembly (2), open-close beam (3) and adsorption assembly (4), the open-close beam (3) is rotatably supported on pedestal (31), the driving element (1) is connected with the open-close beam (3) by the transmission assembly (2) and drives the open-close beam (3) rotation, the adsorption assembly (4) is used to adsorb template upper piece (51), the adsorption assembly (4) is hinged on the open-close beam (3), the adsorption assembly (4) is driven by the open-close beam (3) and drives the template upper piece (51) relative template lower piece (52) rotation to carry out template (5) open-close action, the adsorption assembly (4) includes frame (41) with the open-close beam (3) is hinged and at least one adsorption group (42) being arranged on the frame (41), the adsorption group (42) includes mounting plate (421) connected with the frame (41), the adsorption group (42) further includes light rod (424) arranged on the frame (41), the mounting plate (421) is slidably hung on the light rod (424) by movable block (425), the mounting plate (421) of all the adsorption group (42) is connected with connecting plate (426), the connecting plate (426) is connected between the frame (41) by telescopic element (427).

2. The automatic draw-opening and closing mold plate mechanism according to claim 1, wherein The driving element (1) is a servo motor, the transmission assembly (2) includes a belt transmission module (21), a ball screw transmission module (22) and a connecting rod (23) connected in sequence, and two ends of the connecting rod (23) are hingedly connected with the ball screw transmission module (22) and the open-close beam (3), respectively.

3. The automatic draw-opening and -closing mold plate mechanism according to claim 2, characterized by The belt transmission module (21) includes a driving pulley (211) connected with an output shaft of the servo motor, a driven pulley (212) connected with the ball screw transmission module (22), a synchronous belt (213) connecting the driving pulley (211) and the driven pulley (212), and a tension pulley (214) in pressure contact with the synchronous belt (213).

4. The automatic draw-opening and closing mold plate mechanism according to claim 2, wherein The ball screw transmission module (22) includes a fixed seat (221), a screw rod (222) rotatably arranged on the fixed seat (221) and connected with the belt transmission module (21), a nut (223) sleeved on the screw rod (222) and threadedly connected with the screw rod (222), a sliding block (224) connected with the nut (223), and a linear guide rail (225) arranged in parallel with the screw rod (222), the sliding block (224) is in sliding fit with the linear guide rail (225), and one end of the connecting rod (23) is hingedly connected with the sliding block (224).

5. The automatic draw-opening and -closing mold plate mechanism according to claim 1, wherein One end of the open-close beam (3) is rotatably connected with the pedestal (31), and the other end is provided with a connecting seat (32), and the adsorption assembly (4) is hingedly connected with the connecting seat (32).

6. The automatic draw-opening and -closing mold plate mechanism according to claim 5, wherein The driving element (1), the transmission assembly (2) and the pedestal (31) are arranged on a bottom plate (6), and the bottom plate (6) is provided with a positioning structure for positioning the template.

7. The automatic draw-opening and -closing mold plate mechanism according to claim 6, wherein The positioning structure comprises a positioning piece (61) and a suction accessory (62) arranged on the bottom plate (6), the positioning piece (61) is used for clamping connection with the connecting part of the upper template piece (51) and the lower template piece (52) of the template (5), and the suction accessory (62) is used for adsorbing the lower template piece (52).

8. The automatic draw-opening and -closing mold plate mechanism according to any one of claims 1 to 7, characterized by The suction group (42) comprises a plurality of suction discs (422) arranged on the mounting plate (421), each of the suction discs (422) is movably arranged in a long slot hole (423) on the mounting plate (421), and the suction disc (422) is used for adsorbing the upper template piece (51).

9. The automatic draw-opening and -closing mold plate mechanism according to claim 8, wherein A plurality of the suction groups (42) are arranged in parallel at equal intervals, the mounting plate (421) extends in a strip shape, the extension direction of the long slot hole (423) is consistent with the extension direction of the mounting plate (421), and a plurality of the long slot holes (423) on the mounting plate (421) are arranged at intervals along the extension direction of the mounting plate (421).

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