阅读说明：本技术 一种用于吸塑机失电保护的自动退炉装置 (Automatic furnace returning device for power loss protection of plastic suction machine ) 是由 易建明 易焜 易煜 于 2019-11-18 设计创作，主要内容包括：本发明公开了一种用于吸塑机失电保护的自动退炉装置,退炉装置设置在注塑机机架与电炉盘之间,机架上设置有吸塑加热工区和电炉等待区,机架在吸塑加热工区和电炉等待区之间设置有导轨,电炉盘设置有与导轨滑动连接的滑轮,退炉装置包括均与电炉盘传动连接的电机驱动组件和气缸驱动组件,电机驱动组件包括依次传动连接的驱动电机、离合器、传动轴,传动轴与电炉盘传动连接；气缸驱动组件包括与电炉盘传动连接的驱动气缸,驱动气缸固定在机架上；失电时,离合器断开驱动电机与传动轴之间的传动连接,电炉盘通过驱动气缸退回至电炉等待区。本发明在失电时通过驱动气缸将电炉盘拉回到电炉等待区,避免引起火灾和损坏电炉盘。(The invention discloses an automatic furnace returning device for power loss protection of a plastic uptake machine, which is arranged between a rack of an injection molding machine and an electric furnace disc, wherein a plastic uptake heating working area and an electric furnace waiting area are arranged on the rack, a guide rail is arranged between the plastic uptake heating working area and the electric furnace waiting area on the rack, the electric furnace disc is provided with a pulley which is in sliding connection with the guide rail, the furnace returning device comprises a motor driving assembly and a cylinder driving assembly which are in transmission connection with the electric furnace disc, the motor driving assembly comprises a driving motor, a clutch and a transmission shaft which are in transmission connection in sequence, and the transmission shaft is in transmission connection with the electric furnace disc; the cylinder driving assembly comprises a driving cylinder in transmission connection with the electric stove plate, and the driving cylinder is fixed on the rack; when the electric furnace is in power failure, the clutch disconnects the transmission connection between the driving motor and the transmission shaft, and the electric furnace disc returns to the electric furnace waiting area through the driving cylinder. According to the invention, the electric stove plate is pulled back to the electric stove waiting area by the driving cylinder when power is lost, so that fire and damage to the electric stove plate are avoided.)

1. An automatic furnace returning device for power loss protection of a plastic uptake machine is characterized in that the furnace returning device is arranged between a rack of an injection molding machine and an electric furnace disc, a plastic uptake heating working area and an electric furnace waiting area are arranged on the rack, a guide rail is arranged between the plastic uptake heating working area and the electric furnace waiting area on the rack, the electric furnace disc is provided with a pulley which is in sliding connection with the guide rail, the furnace returning device comprises a motor driving component and a cylinder driving component which are in transmission connection with the electric furnace disc, the motor driving component comprises a driving motor, a clutch and a transmission shaft which are in transmission connection in sequence, and the transmission shaft is in transmission connection with the electric furnace disc; the cylinder driving assembly comprises a driving cylinder in transmission connection with the electric stove plate, and the driving cylinder is fixed on the rack; when the electric furnace is in power failure, the clutch disconnects the transmission connection between the driving motor and the transmission shaft, and the electric furnace disc returns to the electric furnace waiting area through the driving cylinder.

2. The automatic furnace returning device for the power loss protection of the plastic uptake machine as claimed in claim 1, wherein the frame is provided with a beam for fixing the guide rail, and the electric furnace tray is provided with a guide wheel slidably connected with the lower surface of the beam.

3. The automatic annealing device for the power loss protection of the plastic uptake machine as claimed in claim 2, wherein the clutch is an electromagnetic clutch.

4. The automatic annealing device for the power-off protection of the vacuum forming machine as claimed in claim 3, wherein the driving cylinder is externally connected with an air source capable of storing air.

5. The automatic annealing device for the power-off protection of the plastic uptake machine as claimed in claim 4, wherein the electric furnace tray is provided with a first rack parallel to the guide rail, and the transmission shaft is provided with a first gear in transmission connection with the first rack.

6. The automatic furnace returning device for power loss protection of the plastic uptake machine as claimed in claim 4, wherein the transmission shaft is provided with a synchronizing wheel, the electric furnace disc is provided with a fixed block, and a synchronous belt is arranged between the fixed block and the synchronizing wheel.

7. The automatic annealing device for the power-off protection of the plastic uptake machine as claimed in claim 5 or 6, wherein the driving cylinder is parallel to the guide rail, the driving end of the driving cylinder is vertically provided with a connecting plate, and the connecting plate is fixedly connected with the electric furnace tray.

8. The automatic annealing device for the power loss protection of the plastic uptake machine as claimed in claim 5 or 6, wherein the driving end of the driving cylinder is provided with a second rack parallel to the guide rail, and the transmission shaft is provided with a second gear in transmission connection with the second rack.

Technical Field

The invention relates to the technical field of photovoltaic panel production equipment, in particular to an automatic furnace returning device for power loss protection of a plastic sucking machine.

Background

In the thick sheet plastic uptake industry, a relatively troublesome safety problem generally exists: the electric stove plate of the plastic uptake machine is always electrified and heated in the production process, the heated plastic plate can deform and droop under the action of gravity, the electric stove plate can return to a waiting area after being heated for a period of time under normal conditions so as to carry out vacuum plastic uptake on the plastic plate, but if the electric stove plate with higher temperature is in a power loss (external power failure or emergency power failure) condition in the process, the electric stove plate with higher temperature is very easy to contact with the drooping plate, so that fire disasters are caused and the electric stove plate is damaged.

Disclosure of Invention

In order to solve the problems, the invention provides an automatic furnace withdrawing device for the power loss protection of a plastic uptake machine.

The technical scheme adopted by the invention is as follows: an automatic furnace returning device for power loss protection of a plastic uptake machine is arranged between a rack of an injection molding machine and an electric furnace disc, a plastic uptake heating work area and an electric furnace waiting area are arranged on the rack, a guide rail is arranged between the plastic uptake heating work area and the electric furnace waiting area on the rack, the electric furnace disc is provided with a pulley which is in sliding connection with the guide rail, the furnace returning device comprises a motor driving assembly and a cylinder driving assembly which are in transmission connection with the electric furnace disc, the motor driving assembly comprises a driving motor, a clutch and a transmission shaft which are in transmission connection in sequence, and the transmission shaft is in transmission connection with the electric furnace disc; the cylinder driving assembly comprises a driving cylinder in transmission connection with the electric stove plate, and the driving cylinder is fixed on the rack; when the electric furnace is in power failure, the clutch disconnects the transmission connection between the driving motor and the transmission shaft, and the electric furnace disc returns to the electric furnace waiting area through the driving cylinder.

In the above technical scheme, the rack is provided with a beam for fixing the guide rail, and the electric stove plate is provided with a guide wheel which is connected with the lower surface of the beam in a sliding manner.

In the above technical solution, the clutch is an electromagnetic clutch.

In the technical scheme, the driving cylinder is externally connected with an air source capable of storing air.

In the technical scheme, the electric stove plate is provided with a first rack parallel to the guide rail, and the transmission shaft is provided with a first gear in transmission connection with the first rack.

Wherein, electric stove dish and transmission shaft can also adopt another kind of drive mode, be provided with the synchronizing wheel on the transmission shaft, be provided with the fixed block on the electric stove dish, be provided with the hold-in range between fixed block and the synchronizing wheel.

In the technical scheme, the driving cylinder is parallel to the guide rail, the driving end of the driving cylinder is vertically provided with a connecting plate, and the connecting plate is fixedly connected with the electric stove plate.

The electric stove plate and the driving cylinder can also adopt another transmission mode, a second rack parallel to the guide rail is arranged at the driving end of the driving cylinder, and a second gear in transmission connection with the second rack is arranged on the transmission shaft.

The invention has the beneficial effects that: the electric stove disc is driven by the driving motor to move back and forth between the plastic suction heating working area and the electric stove waiting area, if the electric stove disc loses power (is powered off) when moving to the plastic suction heating working area, the clutch can be opened so as to disconnect the connection between the transmission shaft and the driving motor, the driving cylinder is driven by an external air source to pull the electric stove disc back to the electric stove waiting area, fire disasters and damage to the electric stove disc are avoided, and the safety of the plastic suction production process is improved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic diagram of the right-hand side view of the present invention;

fig. 4 is a schematic top view of the present invention.

In the figure, 1, a frame; 10. an electric furnace waiting area; 11. plastic sucking and heating the work area; 12. a guide rail; 13. a cross beam; 2. an electric hob; 21. a pulley; 22. a guide wheel; 23. a first rack; 31. a drive motor; 32. a clutch; 33. a drive shaft; 34. a first gear; 41. a driving cylinder; 42. a connecting plate.

Detailed Description

The present invention will be described in further detail with reference to fig. 1 to 4.

An automatic furnace returning device for power loss protection of a plastic uptake machine is arranged between an injection molding machine frame 1 and an electric furnace disc 2, a plastic uptake heating work area 11 and an electric furnace waiting area 10 are arranged on the frame 1, a guide rail 12 is arranged between the plastic uptake heating work area 11 and the electric furnace waiting area 10 of the frame 1, a pulley 21 in sliding connection with the guide rail 12 is arranged on the electric furnace disc 2, the furnace returning device comprises a motor driving assembly and a cylinder driving assembly which are in transmission connection with the electric furnace disc 2, the motor driving assembly comprises a driving motor 31, a clutch 32 and a transmission shaft 33 which are in transmission connection in sequence, and the transmission shaft 33 is in transmission connection with the electric furnace disc 2; the cylinder driving assembly comprises a driving cylinder 41 in transmission connection with the electric stove plate 2, and the driving cylinder 41 is fixed on the rack 1; when power is lost, the clutch 32 disconnects the transmission connection between the driving motor 31 and the transmission shaft 33, and the electric furnace tray 2 is retracted to the electric furnace waiting area 10 through the driving cylinder 41.

The frame 1 is provided with a beam 13 for fixing the guide rail 12, and the electric stove plate 2 is provided with a guide wheel 22 which is connected with the lower surface of the beam 13 in a sliding way.

The clutch 32 is an electromagnetic clutch 32. The clutch 32 is closed in the power-on working state, that is, the transmission shaft 33 and the driving motor 31 can be in transmission connection through the clutch 32, the clutch 32 is opened in the power-off (power-off) state, and no transmission connection exists between the transmission shaft 33 and the driving motor 31, so that the driving cylinder 41 can drive the electric stove plate 2 to move.

The driving cylinder 41 is externally connected with an air source capable of storing air. The gas source with stored gas can still provide gas source for the driving cylinder 41 when the power is lost (cut off).

The electric stove plate 2 is provided with a first rack 23 parallel to the guide rail 12, and the transmission shaft 33 is provided with a first gear 34 in transmission connection with the first rack 23.

Wherein, another kind of transmission mode can also be adopted with transmission shaft 33 to electric stove dish 2, is provided with the synchronizing wheel on the transmission shaft 33, is provided with the fixed block on the electric stove dish 2, is provided with the hold-in range between fixed block and the synchronizing wheel.

The driving cylinder 41 is parallel to the guide rail 12, the driving end of the driving cylinder 41 is vertically provided with a connecting plate 42, and the connecting plate 42 is fixedly connected with the electric stove plate 2.

Wherein, the electric stove plate 2 and the driving cylinder 41 can also adopt another transmission mode, the driving end of the driving cylinder 41 is provided with a second rack parallel to the guide rail 12, the transmission shaft 33 is provided with a second gear in transmission connection with the second rack, and the driving cylinder 41 drives the electric stove plate to move by driving the transmission shaft 33 to rotate.

The electric stove disc 2 is driven by the driving motor 31 to move back and forth between the plastic suction heating work area 11 and the electric stove waiting area 10, if the electric stove disc 2 loses power (is powered off) when moving to the plastic suction heating work area 11, the clutch 32 is opened so as to disconnect the connection between the transmission shaft 33 and the driving motor 31, the driving cylinder 41 is driven by an external air source to pull the electric stove disc 2 back to the electric stove waiting area 10, fire disasters and damage to the electric stove disc 2 are avoided, and the safety of the plastic suction production process is improved.

The above examples are intended to illustrate rather than to limit the invention, and all equivalent changes and modifications made by the methods described in the claims of the present invention are intended to be included within the scope of the present invention.