CN219405381U - Die cutting transition device of thermoforming machine - Google Patents

Abstract

The utility model relates to the technical field of thermoforming machines, in particular to a die cutting transition device of a thermoforming machine. The die cutting transition device of the thermoforming machine comprises a horizontal sliding rail which is connected between the die cutting machine and the blanking frame, wherein the tail end of the feeding chain rail extends to the blanking frame, the top surface of the tail of the feeding chain rail is fixedly provided with a horizontal sliding rail which is connected between the die cutting machine and the blanking frame, the horizontal slide rail is provided with a receiving plate in sliding fit with the horizontal slide rail, and the discharging frame is fixedly provided with a receiving motor for driving the receiving plate to slide along the horizontal slide rail; the upper die is provided with air passages communicated with the die cavities in the upper die, and the side wall of the upper die is fixedly provided with an air nozzle communicated with the air passages and connected with an air pump; and a discharging conveyor belt is arranged below the discharging device on the discharging frame. Automatic die cutting and discharging operation of the product is completed, the product is prevented from occupying a die cutting station, manual blanking by workers is not needed, and the working efficiency is improved.

Description

Die cutting transition device of thermoforming machine

Technical Field

The utility model relates to the technical field of thermoforming machines, in particular to a die cutting transition device of a thermoforming machine.

Background

In the processing industry of positive and negative pressure thermoforming machines, products are formed in special dies after plastic sheets are baked, heated and softened by a hot box, wherein the dies generally comprise a fixed die arranged at the lower layer and a movable die (also called a die cutting die) connected with a driving mechanism of the thermoforming machine to drive lifting, after the thermoforming machine performs die cutting work, products are covered on the dies due to the special three-dimensional structure on the dies, so that the products cannot be simply discharged through a linear feeding system, the discharging is needed to be performed manually to vacate a die cutting station, the working efficiency is low, and the working intensity of workers is high.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.

A thermoforming machine die cut transition device comprising: die cutting machine: an upper die and a lower die which are driven to rise and fall by a servo motor are arranged in the upper die and the lower die; feeding chain rail: transversely passing through the die cutting machine and feeding materials into the die cutting machine; and (3) blanking: the blanking device which moves horizontally and can vertically lift is arranged on the blanking frame, and a plurality of sucker assemblies for sucking workpieces are arranged on the blanking device; the tail end of the feeding chain rail extends to the blanking frame, a horizontal sliding rail connected between the die cutting machine and the blanking frame is fixedly arranged on the top surface of the tail of the feeding chain rail, a receiving plate in sliding fit with the horizontal sliding rail is arranged on the horizontal sliding rail, and a receiving motor for driving the receiving plate to slide along the horizontal sliding rail is fixedly arranged on the blanking frame; the upper die is provided with air passages communicated with the die cavities in the upper die, and the side wall of the upper die is fixedly provided with an air nozzle communicated with the air passages and connected with an air pump; and a discharging conveyor belt is arranged below the discharging device on the discharging frame.

Further, a synchronous wheel is connected to a rotating shaft of the material receiving motor, a synchronous belt arranged on the outer side of the feeding chain rail is driven by the synchronous wheel, and a fixing clamping piece for clamping the synchronous belt is arranged on the material receiving plate.

Further, the unloading device comprises a unloading slide rail fixedly arranged on the unloading frame, a translation bracket in sliding fit with the unloading slide rail and a translation motor for driving the translation bracket to slide along the unloading slide rail, wherein a lifting bracket for vertical lifting and a lifting motor for driving the lifting bracket to lift are arranged on the translation bracket, and a sucker assembly is fixedly arranged at the bottom end of the lifting bracket.

Further, the sucking disc subassembly is including getting a mould, vacuum valve, gets the bottom of a mould and is equipped with the recess that matches and communicates with vacuum valve gas circuit with the work piece shape.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the receiving plate is arranged, the die-cut product is adsorbed at the bottom of the upper die and lifted together with the upper die, the receiving plate moves to the lower part of the upper die, the air pump stops sucking air, the product falls onto the receiving plate under the action of gravity and is then sent out, and the product is sucked up by the sucking disc component of the blanking device and then is transferred onto the discharging conveyor belt, so that the automatic die-cutting and discharging operation of the product is completed, the product is prevented from occupying a die-cutting station, the manual blanking of workers is not needed, and the working efficiency is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural view of the present utility model.

FIG. 2 is a schematic diagram of the upper die structure in the present utility model.

Fig. 3 is a schematic structural diagram of a blanking device in the present utility model.

Fig. 4 is a schematic structural view of a receiving plate according to the present utility model.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, a die cutting transition device of a thermoforming machine includes: die cutting machine 1: an upper die 11 and a lower die 12 which are driven by a servo motor to lift are arranged in the die; feeding caterpillar 2: transversely passing through the die cutting machine 1 and feeding materials into the die cutting machine 1; and (3) blanking frame 3: the blanking device 4 which moves horizontally and can vertically lift is arranged on the blanking frame 3 at one side of the die cutting machine 1, and a plurality of sucker assemblies 41 for sucking workpieces are arranged on the blanking device 4; the tail end of the feeding chain rail 2 extends to the blanking frame 3, a horizontal sliding rail 51 connected between the die cutting machine 1 and the blanking frame 3 is fixedly arranged on the top surface of the tail of the feeding chain rail 2, a receiving plate 52 in sliding fit with the horizontal sliding rail 51 is arranged on the horizontal sliding rail 51, and a receiving motor 53 for driving the receiving plate 52 to slide along the horizontal sliding rail 51 is fixedly arranged on the blanking frame 3; the upper die 11 is provided with air passages communicated with the inner die cavities and is fixedly provided with air nozzles 111 communicated with the air passages and connected with an air pump on the side wall thereof; a discharging conveyor belt 6 is arranged below the discharging device 4 on the discharging frame 3. Specifically, the air tap 111 is connected with the air pump, the air tap 52 is arranged, the die-cut product is adsorbed at the bottom of the upper die 11 and is lifted together with the upper die 11, the air tap 52 moves to the lower part of the upper die 11, the air pump stops sucking air, the product falls onto the air tap 52 under the action of gravity and is then sent out, and the product is sucked up by the sucker assembly 41 of the blanking device 4 and then is transferred onto the discharging conveyor belt 6, so that automatic die-cutting and discharging operation of the product is completed, the product is prevented from occupying a die-cutting station, manual blanking by workers is not needed, and the working efficiency is improved.

Further, a synchronizing wheel 531 is connected to a rotating shaft of the receiving motor 53, and a synchronous belt 532 mounted on the outer side of the feeding chain rail 2 is driven by the synchronizing wheel 531, and a fixing clamping piece 521 for clamping the synchronous belt 532 is arranged on the receiving plate 52. Optionally, the receiving motor 53 may be further connected to a chain, a screw, or other structures to drive the receiving plate 52 to slide, and the purpose of the synchronous belt 532 is preferably high in transmission precision and low in maintenance cost.

Further, the blanking device 4 comprises a blanking slide rail 40 fixedly mounted on the blanking frame 3, a translation bracket 42 in sliding fit with the blanking slide rail 40, and a translation motor 43 for driving the translation bracket 42 to slide along the blanking slide rail 40, a lifting bracket 44 for vertically lifting and a lifting motor 45 for driving the lifting bracket 44 to lift are mounted on the translation bracket 42, and the sucker assembly 41 is fixedly mounted at the bottom end of the lifting bracket 44. Specifically, the translation motor 43 drives the translation bracket 42 to slide in a belt transmission mode, the vertical guide rail 46 is installed on the translation bracket 42, and the lifting motor 45 drives the lifting bracket 44 to slide along the vertical guide rail 46 in a rack-and-pinion engagement mode.

Further, the suction cup assembly 41 comprises a picking mould 411 and a vacuum valve 412, wherein a groove 411a matched with the shape of the workpiece and communicated with the vacuum valve 412 in a gas path is formed at the bottom of the picking mould 411. Wherein, the mould on the sucking disc subassembly 41 holds the product through recess 411a, enlarges suction application scope, conveniently counterpoint the absorption to the product.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (4)

1. A thermoforming machine die cut transition device comprising:

die cutting machine: an upper die and a lower die which are driven to rise and fall by a servo motor are arranged in the upper die and the lower die;

feeding chain rail: transversely passing through the die cutting machine and feeding materials into the die cutting machine;

and (3) blanking: the blanking device which moves horizontally and can vertically lift is arranged on the blanking frame, and a plurality of sucker assemblies for sucking workpieces are arranged on the blanking device;

the automatic feeding device is characterized in that the tail end of a feeding chain rail extends to a blanking frame, a horizontal sliding rail connected between a die cutting machine and the blanking frame is fixedly arranged on the top surface of the tail of the feeding chain rail, a receiving plate in sliding fit with the horizontal sliding rail is arranged on the horizontal sliding rail, and a receiving motor for driving the receiving plate to slide along the horizontal sliding rail is fixedly arranged on the blanking frame; the upper die is provided with air passages communicated with the die cavities in the upper die, and the side wall of the upper die is fixedly provided with an air nozzle communicated with the air passages and connected with an air pump; and a discharging conveyor belt is arranged below the discharging device on the discharging frame.

2. The die cutting transition device of the thermoforming machine according to claim 1, wherein a synchronous wheel is connected to a rotating shaft of the material receiving motor and drives a synchronous belt arranged on the outer side of the feeding chain rail through the synchronous wheel, and a fixing clamping piece for clamping the synchronous belt is arranged on the material receiving plate.

3. The die cutting transition device of the thermoforming machine according to claim 1, wherein the blanking device comprises a blanking slide rail fixedly arranged on the blanking frame, a translation bracket in sliding fit with the blanking slide rail and a translation motor for driving the translation bracket to slide along the blanking slide rail, a lifting bracket for vertically lifting and a lifting motor for driving the lifting bracket to lift are arranged on the translation bracket, and the sucker assembly is fixedly arranged at the bottom end of the lifting bracket.

4. A die cutting transition device of a thermoforming machine according to claim 1 or 3, wherein the sucker assembly comprises a workpiece taking die and a vacuum valve, and a groove matched with the workpiece in shape and communicated with a vacuum valve air passage is formed in the bottom of the workpiece taking die.