CN216182699U

CN216182699U - Forming mechanism of plastic uptake machine

Info

Publication number: CN216182699U
Application number: CN202122608659.3U
Authority: CN
Inventors: 陈邦敏; 陈晓微
Original assignee: Wenzhou Chaoxu Machinery Co ltd
Current assignee: Wenzhou Chaoxu Machinery Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-04-05
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a molding mechanism of a plastic uptake machine, which comprises an upper pressing part, a lower pressing part and a conveying part, wherein the upper pressing part comprises an upper pressing frame and an adjusting assembly which can be lifted up and down; the lower die component comprises a lower die frame which can be lifted up and down, an up-down lifting bottom plate is arranged in the lower die frame, and a lower die is arranged on the bottom plate; the conveying part comprises a transferring assembly which moves longitudinally, the transferring assembly is divided into a left transferring assembly and a right transferring assembly, and the left transferring assembly and the right transferring assembly respectively comprise an upper clamping plate I and a lower clamping plate I which are matched in a clamping mode. Go up the pressure frame and adjust the width and the length of going up the pressure frame through first adjusting part and second adjusting part respectively in order to adapt to the panel of different specifications, for change in the background art and go up the pressure frame, not only regulation speed is fast, efficient, with low costs moreover.

Description

Forming mechanism of plastic uptake machine

Technical Field

The utility model relates to an improved invention of a plastic uptake machine, in particular to a forming mechanism of the plastic uptake machine for processing a box body.

Background

The plastic sucking machine takes plastic plates as raw materials, and the plastic plates are heated and softened to be subjected to plastic sucking molding. The conventional vacuum molding machine has several problems: 1. the plastic suction machine is divided into a left station and a right station, a heating zone is arranged in the middle of the plastic suction machine, the temperature required by the mold of the left station is different from that required by the mold of the right station, and the thickness of a plastic-sucked box shell is not uniform due to the fact that the left temperature and the right temperature are not consistent in the production process, so that the product is unqualified; 2. the transmission lifting die and the die lowering are driven by a cylinder, the lifting speed of the cylinder is influenced by air pressure fluctuation, and the case shell is pulled and deformed due to unstable lifting speed of the cylinder; 3. different moulds need the panel of different specifications, need the pressure frame of different specifications simultaneously, consequently, the mould of processing difference need be equipped with the pressure frame of different specifications, just also increases the processing cost.

Disclosure of Invention

In view of the technical problems in the background art, the technical problem to be solved by the utility model is to provide a forming mechanism of a plastic uptake machine, which is suitable for processing plates with different specifications and has good forming quality and better product quality.

In order to solve the technical problems, the utility model adopts the following technical scheme: this kind of forming mechanism of plastic uptake machine, its characterized in that: comprises that

A pressing part which comprises

An upper pressure frame which can be lifted up and down comprises a left pressure plate, a right pressure plate, a front pressure plate and a rear pressure plate,

the adjusting assembly comprises a first adjusting assembly for adjusting the transverse positions of the left pressing plate and the right pressing plate and a second adjusting assembly for adjusting the longitudinal positions of the front pressing plate and the rear pressing plate;

the lower die component comprises a lower die frame which can be lifted up and down, the upper pressing frame is in press fit with the lower die frame, an up-down lifting bottom plate is arranged in the lower die frame, and a lower die is arranged on the bottom plate;

and the conveying component comprises a transferring assembly which moves longitudinally, the transferring assembly is divided into a left transferring assembly and a right transferring assembly, and the left transferring assembly and the right transferring assembly respectively comprise an upper clamping plate I and a lower clamping plate I which are matched in a clamping manner.

The upper pressing frame of the utility model adjusts the width and the length of the upper pressing frame respectively through the first adjusting component and the second adjusting component so as to adapt to plates with different specifications.

Preferably, a transmission assembly for driving the bottom plate to lift is installed on the lower die frame, a power source of the transmission assembly is a servo motor, the servo motor is connected with the controller, and the bottom plate lifts up and down and vibrates for demolding when demolding is performed. The servo motor controls the lifting height and speed, the bottom plate is lifted and lowered at a low speed for multiple times to perform vibration and demolding, and the case shell is prevented from being waisted, so that the forming quality of the case body is improved.

Preferably, install the balanced subassembly of direction on the lower die frame, the balanced subassembly of direction is including rack and with rack toothing's gear, drive assembly is including lead screw and nut, rack and the vertical installation of lead screw are on lower die frame, rack and gear are provided with two sets ofly, the gear is installed at the both ends of connecting axle, the connecting axle rotates and installs on the bottom plate, the nut is installed on the bottom plate, the lead screw is connected with servo motor. The guide balance assembly plays a role in guiding, and meanwhile, the bottom plate is stable in lifting and is balanced left and right.

Preferably, the first adjusting component comprises a linear guide rail and a screw rod which are transversely arranged, the rotating directions of the two ends of the screw rod are opposite, a left nut and a right nut are respectively arranged at the two ends of the screw rod, a left sliding block and a right sliding block are arranged on the linear guide rail in a sliding mode, the left sliding block and the left nut are installed on the left pressing plate, and the right sliding block and the right nut are installed on the right pressing plate.

Preferably, the conveying component further comprises a finished product output assembly which longitudinally moves between the forming station and the discharging station, the transfer assembly moves between the heating station and the forming station, the finished product output assembly is divided into a left finished product output assembly and a right finished product output assembly, and the left finished product output assembly and the right finished product output assembly respectively comprise an upper clamping plate II and a lower clamping plate II which are clamped and matched with each other. The material is sent to the shaping station to the subassembly that forwards, and the material after the product output subassembly will be formed is sent out, adopts the segmentation pay-off, shortens the pay-off time, further improves production efficiency, and the even steady quality of case shell thickness after the plastic uptake is carried panel, same mould shaping in the equidirectional moreover.

Preferably, the conveying component comprises a driving component for driving the upper clamping plate I and the lower clamping plate I to swing oppositely or reversely; the driving assembly comprises an upper rotating shaft, a lower rotating shaft and a power part, wherein the upper clamping plate I and the lower clamping plate II are respectively arranged on the upper rotating shaft and the lower rotating shaft, a first gear which is meshed with the upper rotating shaft and the lower rotating shaft is arranged on the upper rotating shaft and the lower rotating shaft, and the first gear is in transmission connection with the power part.

Drawings

FIG. 1 is a schematic structural diagram of the present invention

Fig. 2 is a left side view of the present invention.

Fig. 3 is a schematic view of a press-up member of the present invention.

FIG. 4 is a schematic view of the lower die component of the present invention.

FIG. 5 is a schematic view of a transfer assembly of the present invention.

Detailed Description

The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings. The forming mechanism of the plastic uptake machine comprises an upper pressing part 1, a lower pressing part 3 and a conveying part 2, wherein the upper pressing part comprises an upper pressing frame 5 and an adjusting component 4 which can be lifted up and down, the upper pressing frame comprises a left pressing plate 12, a right pressing plate 13, a front pressing plate 25 and a rear pressing plate 26, the lower end surface of each pressing plate can adopt a tooth shape, a plate can be softened after being heated, the tooth-shaped pressing surface can improve the pressing and clamping effects, the adjusting component comprises a first adjusting component for adjusting the transverse positions of the left pressing plate and the right pressing plate and a second adjusting component for adjusting the longitudinal positions of the front pressing plate and the rear pressing plate, the first adjusting component and the second adjusting component can adopt a first guide rail which is transversely arranged and a second guide rail which is longitudinally arranged, the left pressing plate and the right pressing plate are slidably arranged on the first guide rail, the front pressing plate and the rear pressing plate are slidably arranged on the second guide rail, after the positions of the pressing plates are adjusted, the adjusting mechanism is characterized in that the adjusting mechanism is locked by a locking screw, in the attached drawing 3, the first adjusting component comprises a linear guide rail 16 and a screw 14 which are transversely arranged, the rotating directions of two ends of the screw are opposite, a left nut 15 and a right nut which are matched with the screw are respectively arranged at two ends of the screw, a left slider and a right slider are arranged on the linear guide rail in a sliding manner, the left slider and the left nut are arranged on a left pressing plate 12, the right slider and the right nut are arranged on a right pressing plate, namely the screw is driven to rotate, so that the left nut and the right nut move on the screw in opposite directions or opposite directions, the left pressing plate and the right pressing plate transversely move along the linear guide rail, the distance between the left pressing plate and the right pressing plate is adjusted, similarly, the second adjusting component can adopt the same structure and be used for adjusting the distance between the front pressing plate and the rear pressing plate, so that the size of the upper pressing frame is adjusted according to the size of the plate, the adjusting mechanism is convenient and quick to adjust, and the position accuracy is higher. The lower die component 3 comprises a lower die frame 9 capable of lifting up and down, the upper pressing frame is in press fit with the lower die frame, an up-down lifting bottom plate 11 is arranged in the lower die frame, a lower die 10 is arranged on the bottom plate, in order to improve the quality of a finished product and avoid the waist shrinkage of a box shell, a transmission assembly for driving the bottom plate to lift up and down is arranged on the lower die frame, the power source of the transmission assembly is a servo motor, the servo motor is used for servo driving accurate positioning and can vibrate and demold for multiple times, the servo motor is connected with a controller, the operation of the servo motor is set and controlled through the controller, the bottom plate 11 is lifted up and down and vibrates and demolds when demolded, the servo motor controls the lifting height and the lifting speed of the servo motor, when pressed with the upper pressing plate 5, the bottom plate 11 is lifted up quickly, when demolded, the bottom plate 11 is lifted up and lowered slowly for vibration demolding for multiple times, so that the waist shrinkage of the box shell is avoided; the drive assembly can adopt lug, link mechanism etc. in the attached 4, the drive assembly is including lead screw 17 and nut, install the balanced subassembly of direction on the lower moulding frame, the balanced subassembly of direction including rack 18 and with rack toothing's gear 19, rack and the vertical installation of lead screw are on lower moulding frame 9, rack and gear are provided with two sets ofly, the gear is installed at the both ends of connecting axle 16, the connecting axle rotates and installs on bottom plate 11, the nut is installed on the bottom plate, the lead screw is connected with servo motor, and servo motor drive lead screw rotates, and the nut goes up and down for gear 19 runs on rack 18, the balanced subassembly of direction had both played the guide effect, made the bottom plate go up and down stably and control balance simultaneously. The conveying component comprises a transferring component 7 which moves longitudinally, the transferring component is divided into a left transferring component and a right transferring component, the left transferring component and the right transferring component comprise an upper clamping plate I20 and a lower clamping plate I21 which are matched with each other in a clamping mode, the clamping surface of the upper clamping plate I or the lower clamping plate I can adopt a tooth surface, materials are softened after being heated, and the tooth surface can increase the clamping effect. In order to improve the feeding speed, the sectional feeding is adopted, the transfer component 7 moves between the heating station and the forming station, the conveying component further comprises a finished product output component 8 which longitudinally moves between the forming station and the discharging station, the finished product output component is divided into a left finished product output component and a right finished product output component, the left finished product output component and the right finished product output component respectively comprise an upper clamping plate II and a lower clamping plate II which are matched with each other in a clamping mode, the transfer component is used for conveying materials to the forming station, the product output component is used for conveying the formed materials out, the sectional feeding is adopted, the feeding time is shortened, and the production efficiency is further improved. The transfer assembly 7 and the finished product output assembly 8 can adopt pneumatic clamps, namely an upper clamping plate and a lower clamping plate are driven by a cylinder to be pressed up and down; in this embodiment, the conveying component comprises a driving component for driving the upper clamping plate I and the lower clamping plate I to swing oppositely or reversely, when the conveying component is clamped, the upper clamping plate I20 and the lower clamping plate I21 swing oppositely, the conveying component is closed, the two sides of the material are clamped, when the conveying component is opened, the upper clamping plate I and the lower clamping plate I swing reversely, the conveying component is opened, the material is loosened or placed at the opening position to be clamped, the clamping component is opened and closed in a swinging mode, so that the clamping opening of the upper clamping plate I and the lower clamping plate I is larger, the collision of the material with the upper clamping plate and the lower clamping plate is avoided, and therefore the conveying component is opened and closed optimally in a swinging mode. Drive assembly one is including last pivot 22, lower pivot 23 and power piece one, install respectively in last pivot and lower pivot for punch holder one 20 and lower plate two 21, install engaged with gear 24 on last pivot and the lower pivot, gear one and power piece a transmission connection, power piece one can adopt cylinder, motor etc. and power piece one drive gear 24 rotates, makes the synchronous antiport of last pivot and lower pivot, then drives punch holder one 20 and lower plate one 21 swing or the reverse swing in opposite directions, if the two swings in opposite directions, then closes, with the material centre gripping.

The material is conveyed to a forming station by the transfer assembly, the upper pressing frame 5 moves downwards, the lower pressing frame 9 moves upwards and is pressed in a pressing mode, the plate is pressed by the upper pressing frame and the lower pressing frame, the transfer assembly 7 is opened to release the material and moves to a heating station to wait for material taking, the finished product output assembly 8 moves to the forming station and clamps the material, the lower pressing frame ascends at the forming station and is vacuumized and formed, after cooling, the servo motor drives the bottom plate 11 and the lower pressing frame 10 to ascend and descend at a low speed for multiple times to realize vibration demolding, finally the upper pressing frame 5 moves upwards and the lower pressing frame 9 moves downwards to reset, the formed product is conveyed to the discharging station by the finished product output assembly, and the next heated plate is conveyed to the forming station by the transfer assembly to perform next forming operation.

Claims

1. The utility model provides a forming mechanism of plastic uptake machine which characterized in that: comprises that

A pressing part which comprises

2. The molding mechanism of a vacuum molding machine according to claim 1, wherein: the lower die frame is provided with a transmission assembly for driving the bottom plate to lift, the power source of the transmission assembly is a servo motor, the servo motor is connected with the controller, and the bottom plate lifts up and down and vibrates to demold the die when the die is demolded.

3. The molding mechanism of a vacuum molding machine according to claim 2, wherein: install the balanced subassembly of direction on the lower die frame, the balanced subassembly of direction including the rack and with rack toothing's gear, drive assembly is including lead screw and nut, rack and the vertical installation of lead screw are on lower die frame, rack and gear are provided with two sets ofly, the gear is installed at the both ends of connecting axle, the connecting axle rotates and installs on the bottom plate, the nut is installed on the bottom plate, the lead screw is connected with servo motor.

4. The molding mechanism of a vacuum molding machine according to claim 1, wherein: the first adjusting component comprises a linear guide rail and a screw rod which are transversely arranged, the rotating directions of the two ends of the screw rod are opposite, a left nut and a right nut are respectively arranged at the two ends of the screw rod, a left sliding block and a right sliding block are arranged on the linear guide rail in a sliding mode, the left sliding block and the left nut are installed on a left pressing plate, and the right sliding block and the right nut are installed on a right pressing plate.

5. The molding mechanism of a vacuum molding machine according to claim 1, wherein: the conveying component further comprises a finished product output assembly which longitudinally moves between the forming station and the discharging station, the transfer assembly moves between the heating station and the forming station, the finished product output assembly is divided into a left finished product output assembly and a right finished product output assembly, and the left finished product output assembly and the right finished product output assembly respectively comprise an upper clamping plate II and a lower clamping plate II which are matched in a clamping mode.

6. The molding mechanism of a vacuum molding machine according to claim 1, wherein: the conveying component comprises a driving component for driving the upper clamping plate I and the lower clamping plate I to swing oppositely or reversely; the driving assembly comprises an upper rotating shaft, a lower rotating shaft and a power part, wherein the upper clamping plate I and the lower clamping plate II are respectively arranged on the upper rotating shaft and the lower rotating shaft, a first gear which is meshed with the upper rotating shaft and the lower rotating shaft is arranged on the upper rotating shaft and the lower rotating shaft, and the first gear is in transmission connection with the power part.