CN110744812A

CN110744812A - Tectorial membrane vacuum chamber with even heating structure

Info

Publication number: CN110744812A
Application number: CN201911058154.5A
Authority: CN
Inventors: 李宏益
Original assignee: 李宏益
Current assignee: Hefei Peilin CNC Technology Co.,Ltd.
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-02-04

Abstract

The invention discloses a film-coated vacuum box with a uniform heating structure, which comprises a box body, wherein a heating mechanism is arranged in the box body, the heating mechanism comprises an upper heating mechanism and a lower heating mechanism, the upper heating mechanism consists of a plurality of first heating pipes which are horizontally and uniformly arranged, and the lower heating mechanism comprises a second heating pipe and a power mechanism for controlling the second heating pipe to horizontally reciprocate. The invention has the advantages that the film coating vacuum box can heat the workpiece and the film simultaneously, the heating is very uniform, the temperatures of the film and each part of the workpiece can be balanced, and the film coating quality and efficiency can be improved.

Description

Tectorial membrane vacuum chamber with even heating structure

Technical Field

The invention relates to the technical field of product film covering corollary equipment, in particular to a film covering vacuum box with a uniform heating structure.

Background

The surface of a product needs to be coated with a decorative film during production and processing of a plurality of IT electronic and automobile part products, so that the product has an attractive effect. At present, a vacuum film coating process is adopted when a workpiece is coated, namely, the workpiece is placed in a vacuum box, and pressure difference is formed by heating and vacuumizing so that a membrane is automatically adhered to the surface of the workpiece. However, although the existing film coating vacuum box has a heating function, the heating mode is fixed point heating, so that the film cannot be uniformly heated, and finally, the film coating quality is poor and defective products are more.

Disclosure of Invention

The invention aims to provide a film-coated vacuum box with a uniform heating structure, which overcomes the defect that a heating mechanism of a traditional vacuum box cannot realize uniform heating.

The invention realizes the purpose through the following technical scheme:

tectorial membrane vacuum chamber with even heating structure, the power distribution box comprises a box body, install heating mechanism in the box, heating mechanism includes upper portion heating mechanism and lower part heating mechanism, upper portion heating mechanism comprises a plurality of first heating pipes of horizontal align to grid, lower part heating mechanism includes the second heating pipe to and be used for controlling the horizontal reciprocating motion's of second heating pipe power unit.

The further improvement is that the number of the second heating pipes is two, the two power mechanisms are symmetrically arranged, and the power mechanisms are respectively connected with the two second heating pipes and control the two second heating pipes to move towards or away from each other in the same height in a reciprocating manner.

The improved structure of the heating device is characterized in that the power mechanism comprises a driving piece, an electric sliding rail and a moving seat, the driving piece is installed on the side wall of the box body, the output end of the driving piece horizontally extends into the box body, the electric sliding rail is vertically installed at the tail end of the output end of the driving piece, the moving seat is movably arranged on the electric sliding rail, and the moving seat is used for installing the second heating pipe.

In a further development, the drive element is a cylinder.

The further improvement lies in that the driving piece is installed on the side wall of the box body through an L-shaped steel sheet.

The improved electric sliding rail is characterized in that the electric sliding rail is composed of a base, a motor, a bearing sheet and a screw rod, the motor and the bearing sheet are respectively arranged at two ends of the base, one end of the screw rod is connected with the output end of the motor, the other end of the screw rod is movably connected onto the bearing sheet, the moving seat is in threaded connection with the screw rod, and the moving seat is controlled by the rotation of the motor to move up and down along the screw rod.

The invention has the beneficial effects that: the film coating vacuum box can heat the workpiece and the film simultaneously, the heating is very uniform, the temperatures of the film and each part of the workpiece are balanced, and the film coating quality and efficiency are improved.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a side view of the present invention;

FIG. 3 is a schematic structural view of an electric slide rail;

FIGS. 4 and 5 are views illustrating the state of the present invention during the process;

in the figure: 1. a box body; 2. a first heating pipe; 3. a second heating pipe; 4. a drive member; 5. an electric slide rail; 51. a base; 52. a motor; 53. a bearing sheet; 54. a screw rod; 6. a movable seat; 7. an L-shaped steel sheet; 8. a partition plate; 9. a work table; 10. a first cylinder; 11. a diaphragm support portion; 12. a membrane; 13. a vacuum tank; 14. a workpiece; 15. a second cylinder; 16. adsorbing the table top; 17. an air tank.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Combine shown in fig. 1 to 3, tectorial membrane vacuum chamber with even heating structure, including box 1, be divided into cavity and lower cavity by the division board 8 of taking the opening in the box 1, install heating mechanism in the box 1, heating mechanism is including being located the internal upper portion heating mechanism of cavity and being located the internal lower part heating mechanism of cavity down, upper portion heating mechanism comprises a plurality of first heating pipes 2 of level align to grid, lower part heating mechanism includes second heating pipe 3 to and be used for controlling the power unit of the 3 horizontal reciprocating motion of second heating pipe. The first heating pipe 2 and the second heating pipe 3 are both connected with a power supply, and work pieces and the membrane are heated after work.

The two second heating pipes 3 are symmetrically arranged, and the two power mechanisms are respectively connected with the two second heating pipes 3 and control the two second heating pipes 3 to move in the same height in a reciprocating manner in a direction opposite to or away from each other. Power unit includes driving piece 4, electronic slide rail 5 and removes seat 6, and driving piece 4 is installed at the lateral wall of box 1, and the output level of driving piece 4 stretches to inside the box 1, and the end at driving piece 4 output is vertically installed to electronic slide rail 5, removes the activity setting of seat 6 on electronic slide rail 5, removes seat 6 and is used for installing second heating pipe 3.

The driving part 4 can be an air cylinder or other mechanisms, and the driving part 4 is installed on the side wall of the box body 1 through an L-shaped steel sheet 7.

The electric sliding rail 5 is composed of a base 51, a motor 52, a bearing sheet 53 and a screw rod 54, the motor 52 and the bearing sheet 53 are respectively arranged at two ends of the base 51, one end of the screw rod 54 is connected with the output end of the motor 52, the other end is movably connected on the bearing sheet 53, the moving seat 6 is in threaded connection with the screw rod 54, and the moving seat 6 is controlled to move up and down along the screw rod 54 through the rotation of the motor 52.

When the invention is used, the invention needs to work together with the workbench 9. Firstly, a workpiece 14 is placed on a workbench 9, the workbench 9 is moved to a position right below a box body 1, the workbench 9 is jacked upwards by a first air cylinder 10 until the bottom end of the box body 1 is sealed by the workbench 9, at the moment, diaphragm supporting parts 11 on two sides of the workbench 9 just abut against the bottom of a partition plate 8, a diaphragm 12 placed on the diaphragm supporting parts 11 just blocks a through hole on the partition plate 8, at the moment, the state is as shown in fig. 4, at the moment, an upper cavity and a lower cavity are vacuumized by a vacuum tank 13, and the workpiece 14 and the diaphragm 12 are simultaneously heated by a first heating pipe 2 and a second heating pipe 3. The second heating pipe 3 extends into the space between the two diaphragm supporting parts 11 and horizontally reciprocates under the driving of the driving part 4 to uniformly heat between the workpiece 14 and the diaphragm 12, and the distance between the second heating pipe 3 and the workpiece 14 and the diaphragm 12 can be adjusted by moving the movable seat 6 up and down on the electric slide rail 5, so that the heating effect of the workpiece 14 or the diaphragm 12 can be increased/decreased in a targeted manner, and finally the workpiece 14 and the diaphragm 12 can meet the temperature requirement at the same time. After heating, the second heating pipe 3 is retracted to two sides through the driving part 4, the adsorption table board 16 is jacked upwards through the second air cylinder 15, the workpiece 14 is in contact with the membrane 12, at the moment, as shown in fig. 5, the upper cavity is inflated through the air tank 17, meanwhile, the gap between the lower part of the membrane 12 and the adsorption table board 16 is pumped through the vacuum tank 13 (the adsorption table board 16 is provided with air holes which are communicated up and down, and the gap between the lower part of the membrane 12 and the adsorption table board 16 can be pumped by vacuumizing the lower cavity), so that the membrane 12 is tightly attached to the workpiece 14, and finally, the film coating work can be completed through curing.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. Tectorial membrane vacuum chamber with even heating structure, including box (1), install heating mechanism, its characterized in that in box (1): the heating mechanism comprises an upper heating mechanism and a lower heating mechanism, the upper heating mechanism is composed of a plurality of first heating pipes (2) which are horizontally and uniformly arranged, and the lower heating mechanism comprises a second heating pipe (3) and a power mechanism for controlling the second heating pipe (3) to horizontally reciprocate.

2. The film-coating vacuum box with the uniform heating structure as claimed in claim 1, wherein: the two second heating pipes (3) are symmetrically arranged, and the two power mechanisms are respectively connected with the two second heating pipes (3) and control the two second heating pipes (3) to move in a reciprocating mode in the same height in an opposite or opposite mode.

3. The film-coating vacuum box with the uniform heating structure as claimed in claim 1 or 2, wherein: power unit includes driving piece (4), electronic slide rail (5) and removes seat (6), the lateral wall at box (1) is installed in driving piece (4), and the output level of driving piece (4) stretches to inside box (1), the end at driving piece (4) output is vertically installed in electronic slide rail (5), remove seat (6) activity and set up on electronic slide rail (5), remove seat (6) and be used for installing second heating pipe (3).

4. The film-coating vacuum box with uniform heating structure as claimed in claim 3, wherein: the driving piece (4) is an air cylinder.

5. The film-coating vacuum box with uniform heating structure as claimed in claim 3, wherein: the driving piece (4) is installed on the side wall of the box body (1) through an L-shaped steel sheet (7).

6. The film-coating vacuum box with uniform heating structure as claimed in claim 3, wherein: electric slide rail (5) comprise base (51), motor (52), bearing piece (53) and lead screw (54), motor (52) and bearing piece (53) are listed as the both ends in base (51) separately, on motor (52) output was connected to lead screw (54) one end, other end swing joint was on bearing piece (53), remove seat (6) and lead screw (54) threaded connection, move seat (6) through the rotation control of motor (52) and reciprocate along lead screw (54).