阅读说明：本技术 一种塑料件生产喷涂循环线 (Spraying circulation line for plastic part production ) 是由 熊威 尹华景 吴高乾 于 2021-06-18 设计创作，主要内容包括：本发明公开了一种塑料件生产喷涂循环线,包括输送装置和遮蔽板取放装置,输送装置旁设有喷漆装置和喷涂装置,输送装置的输送通道上具有遮蔽板上料工位和遮蔽板下料工位,喷涂装置用向模具内喷涂树脂以制作工件毛坯,遮蔽板取放装置设置在输送装置旁,其用以将经过遮蔽板下料工位处的模具上的遮蔽板取走,并放置在经过遮蔽板上料工位处的模具上,以将模具内的工件毛坯进行局部遮盖,喷漆装置用以对工件毛坯上表面未被遮蔽板遮蔽的区域进行喷漆,如此可将工件制作流程和喷漆流程进行集合为一个流水线,从而使得其生产效率高,通常节约人力。(The invention discloses a spraying circulation line for plastic part production, which comprises a conveying device and a shielding plate taking and placing device, wherein a paint spraying device and a spraying device are arranged beside the conveying device, a conveying channel of the conveying device is provided with a shielding plate feeding station and a shielding plate discharging station, the spraying device is used for spraying resin into a mould to manufacture a workpiece blank, the shielding plate taking and placing device is arranged beside the conveying device and is used for taking away a shielding plate on the mould passing through the shielding plate discharging station and placing the shielding plate on the mould passing through the shielding plate feeding station to partially cover the workpiece blank in the mould, and the paint spraying device is used for spraying paint on an area, which is not shielded by the shielding plate, of the upper surface of the workpiece blank.)

1. A spraying circulation line for plastic part production is characterized by comprising a conveying device (1) and a shielding plate taking and placing device (2), wherein a paint spraying device (3) and a spraying device (4) are arranged beside the conveying device (1), a conveying channel of the conveying device (1) is provided with a shielding plate feeding station and a shielding plate discharging station, the shielding plate feeding station is positioned in front of the shielding plate discharging station, the paint spraying device (3) is positioned between the shielding plate feeding station and the shielding plate discharging station, the spraying device (4) is positioned in front of the shielding plate feeding station, the conveying device (1) is used for conveying a mold, the spraying device is used for spraying resin into the mold to manufacture a workpiece blank, the shielding plate taking and placing device (2) is arranged beside the conveying device (1) and is used for taking away a shielding plate (5) on the mold passing through the shielding plate discharging station, and the workpiece blank is placed on a die passing through the shielding plate feeding station to partially cover the workpiece blank in the die, and the paint spraying device (3) is used for spraying paint on the area of the upper surface of the workpiece blank which is not shielded by the shielding plate (5).

2. The plastic part production spraying circulation line of claim 1, further comprising a first baking device (6), wherein the first baking device (6) is disposed beside the conveying device (1) and in front of the spraying device (4) and is used for preheating the mold on the conveying device (1).

3. A spraying cycle line for the production of plastic parts according to claim 2, further comprising a second baking device (7), wherein the second baking device (7) is disposed beside the conveyor (1) and between the painting device (3) and the blanking station of the shielding plate, and is used for heating and drying the workpiece blank after spraying.

4. A spraying cycle line for the production of plastic parts according to any one of claims 1 to 3, wherein the conveying channel of the conveyor (1) is n-shaped, the shield plate feeding station and the shield plate discharging station are respectively located at two sides of the conveying channel, and the shield plate taking and placing device (2) is arranged between the two sides of the conveyor (1).

5. The plastic part production spray coating circulation line of claim 4, further comprising a mold transfer mechanism (8), wherein the mold transfer mechanism (8) is used for conveying the mold sent out from the output end of the conveying device (1) to the feed end of the conveying device (1) so as to realize mold recycling.

6. A plastic part production spray cycle line as claimed in claim 4, wherein said shutter plate picking and placing device (2) comprises a transition conveyor (21) and two picking and placing members (22), said two picking and placing members (22) being a loading picking and placing member (22a) and a blanking picking and placing member (22b), respectively, said loading picking and placing member (22a) being arranged beside said shutter plate loading station, said blanking picking and placing member (22b) being arranged beside said shutter plate blanking station, said transition conveyor (21) being arranged between said two picking and placing members (22), said transition conveyor (21) having an inlet end near said blanking picking and placing member (22b), said transition conveyor (21) having an outlet end near said loading picking and placing member (22a), said blanking picking and placing member (22b) being adapted to pick and place a shutter plate (5) on a mold passing through said shutter plate blanking station onto an inlet end of said transition conveyor (21), the feeding taking and placing piece (22a) is used for taking the shielding plate (5) at the discharging end of the transition conveying piece (21) and placing the shielding plate on a mold passing through a blanking station of the shielding plate.

7. The plastic part production spraying circulation line as claimed in claim 6, wherein the transition conveying member (21) comprises a supporting frame (211) disposed between two of the pick-and-place members (22), a plurality of horizontally disposed and strip-shaped conveyors (212) are disposed in the supporting frame (211) at intervals in the up-down direction, a feeding end of each conveyor (212) is close to the pick-and-place members (22b), a discharging end of each conveyor (212) is close to the pick-and-place members (22a), each conveyor (212) is slidably connected to the supporting frame (211), a plurality of driving members (213) are disposed on the supporting frame (211), the plurality of driving members (213) correspond to the plurality of conveyors (212), and a driving end of each driving member (213) is in transmission connection with the corresponding conveyor (212), the driving piece (213) is used for driving the corresponding conveyor (212) to slide to the feeding end or the discharging end to extend out of the supporting frame (211).

8. The plastic part production spraying cycle line of claim 7, wherein the pick-and-place member (22) comprises a mounting frame (221), a lifting member (222) and a pick-and-place member (223), the mounting frame (221) is a hollow frame, the mounting frame (221) is disposed at a corresponding position of the conveyor device (1), a conveying channel of the conveyor device (1) passes through the inside of the mounting frame (221), the areas of the conveying channel inside the two mounting frames (221) respectively form the shield plate feeding station and the shield plate blanking station, the transition conveying member (21) is disposed between the two mounting frames (221), the lifting member (222) is mounted at the upper end of the mounting frame (221) with its lifting end facing downwards and located inside the mounting frame (221), the pick-and-place member (223) is disposed inside the mounting frame (221), and the lifting piece (222) is used for driving the taking piece (223) to move up and down to take and place the shielding plate (5), and the feeding end and the discharging end of the conveyor (212) of the transition conveying piece (21) can respectively slide to extend into the corresponding mounting frames (221).

9. The plastic part production spraying circulation line of claim 8, wherein the pick-and-place member (22) further comprises a two-dimensional moving member (224), the two-dimensional moving member (224) is mounted at the upper end of the mounting frame (221), and the lifting member (222) is mounted at the driving end of the two-dimensional moving member (224), the two-dimensional moving member (224) is used for driving the lifting member (222) to move in two dimensions in a horizontal plane.

10. The plastic part production spraying circulation line as claimed in claim 8, wherein the taking member (223) comprises a horizontally arranged mounting plate (2231) and an adsorbing member (2232) mounted at the lower end of the mounting plate (2231), the lifting end of the lifting member (222) is connected with the middle part of the upper end of the mounting plate (2231), and the adsorbing member (2232) is a suction cup or an electromagnet.

Technical Field

The invention belongs to the field of production lines, and particularly relates to a spraying circulation line for plastic piece production.

Background

For the processing of resin workpieces, at present, mold thermoforming is generally adopted, and mass production is difficult, but production line type production is difficult to form, in addition, the production and painting processes of the workpieces are generally two independent processes, and two production lines cannot be integrated, so that the production efficiency is low, and a large amount of storage space is required for intermediate storage of semi-finished products, so that the production cost is increased.

Disclosure of Invention

In order to solve the technical problems, the invention aims to provide a plastic part production spraying circulation line capable of circulating a shielding plate.

In order to achieve the purpose, the technical scheme of the invention is as follows: a spraying circulation line for plastic part production comprises a conveying device and a shielding plate taking and placing device, wherein a paint spraying device and a spraying device are arranged beside the conveying device, a conveying channel of the conveying device is provided with a shielding plate feeding station and a shielding plate discharging station, the shielding plate feeding station is positioned in front of the shielding plate discharging station, the paint spraying device is positioned between the shielding plate feeding station and the shielding plate discharging station, the spraying device is positioned in front of the shielding plate feeding station, the conveying device is used for conveying a mould, the spraying device is used for spraying resin into the mould to manufacture a workpiece blank, the shielding plate taking and placing device is arranged beside the conveying device and is used for taking away a shielding plate on the mould passing through the shielding plate discharging station and placing the shielding plate on the mould passing through the shielding plate feeding station to locally cover the workpiece blank in the mould, the paint spraying device is used for spraying paint on the area of the upper surface of the workpiece blank which is not shielded by the shielding plate.

The beneficial effects of the above technical scheme are that: therefore, the workpiece manufacturing process and the paint spraying process can be integrated into a production line, so that the production efficiency is high, and the labor is generally saved.

The technical scheme includes that the device further comprises a first baking device, the first baking device is arranged beside the conveying device and in front of the spraying device, and the first baking device is used for preheating the die on the conveying device.

The beneficial effects of the above technical scheme are that: so can make the mould preheat earlier before spouting seal resin to the temperature that makes the mould reaches the operating mode requirement that the resin spouts seal, need artificially to scribble a layer release agent in the mould so that later stage work piece blank and mould separation in the mould preheats simultaneously.

Still include the second baking equipment among the above-mentioned technical scheme, the second baking equipment sets up by conveyor, and be located between paint spraying apparatus and the shield plate unloading station, it is used for heating the work piece blank after the spraying stoving.

The beneficial effects of the above technical scheme are that: therefore, the quick drying of a paint film sprayed on the workpiece blank by the paint spraying device can be accelerated.

According to the technical scheme, the conveying channel of the conveying device is n-shaped, the shielding plate feeding station and the shielding plate discharging station are respectively located on two sides of the conveying channel, and the shielding plate taking and placing device is arranged between two sides of the conveying device.

The beneficial effects of the above technical scheme are that: therefore, the occupied space of the production line can be reduced, and meanwhile, the stroke of the transfer shielding plate of the shielding plate taking and placing device is shortened, so that the production efficiency is improved.

The technical scheme further comprises a mold transfer mechanism, wherein the mold transfer mechanism is used for conveying the mold sent out from the output end of the conveying device to the feed end of the conveying device so as to realize the cyclic utilization of the mold.

The beneficial effects of the above technical scheme are that: the mold can be recycled by the mold transfer mechanism, so that the mold cost input is reduced.

In the technical scheme, the shielding plate taking and placing device comprises a transition conveying piece and two taking and placing pieces, wherein the two taking and placing pieces are respectively a feeding taking and placing piece and a discharging taking and placing piece, the feeding taking and placing piece is arranged beside a feeding station of the shielding plate, the discharging taking and placing piece is arranged beside a discharging station of the shielding plate, the transition conveying piece is arranged between the two taking and placing pieces, the feeding end of the transition conveying piece is close to the discharging taking and placing piece, the discharging end of the transition conveying piece is close to the feeding taking and placing piece, the discharging taking and placing piece is used for taking away the shielding plate on a mold passing through the discharging station of the shielding plate and placing the shielding plate on the feeding end of the transition conveying piece, and the feeding piece is used for taking away the shielding plate at the discharging end of the transition conveying piece and placing the shielding plate on the mold passing through the discharging station of the shielding plate.

The beneficial effects of the above technical scheme are that: the structure is simple, and the circulation efficiency of the shielding plate is high.

In the technical scheme, the transition conveying piece comprises two supporting frames arranged between the taking and placing pieces, a plurality of horizontally arranged strip-shaped conveyors are arranged in the supporting frames at intervals along the vertical direction, the feeding end of each conveyor is close to the discharging taking and placing piece, the discharging end of each conveyor is close to the feeding taking and placing piece, each conveyor is respectively in sliding connection with the supporting frames, a plurality of driving pieces are arranged on the supporting frames and correspond to the conveyors one to one, the driving end of each driving piece is respectively in transmission connection with the corresponding conveyor, and the driving pieces are used for driving the corresponding conveyors to slide to the feeding ends or the discharging ends of the conveyors to stretch out of the supporting frames.

The beneficial effects of the above technical scheme are that: therefore, the transition conveying piece can be used for realizing the transfer of the shielding plate between the two pick-and-place pieces, and meanwhile, the transition conveying piece can also buffer the shielding plate when the production rate of the assembly line is reduced.

In the technical scheme, the taking and placing piece comprises an installation frame, a lifting piece and a taking piece, the installation frame is a hollow frame, the mounting rack is arranged at the corresponding position of the conveying device, and the conveying channel of the conveying device passes through the inside of the mounting rack, and the areas of the conveying channel positioned in the two mounting racks respectively form a shielding plate feeding station and a shielding plate discharging station, the transition conveying piece is positioned between the two mounting racks, the lifting piece is arranged at the upper ends of the mounting racks, the lifting end of the picking piece faces downwards and is positioned in the mounting rack, the picking piece is arranged in the mounting rack and is arranged on the lifting end of the lifting piece, the lifting piece is used for driving the taking piece to move up and down so as to take and place the shielding plate, and the feeding end and the discharging end of the conveyor of the transition conveying piece can respectively slide to extend into the corresponding mounting frames.

The beneficial effects of the above technical scheme are that: the structure is simple, and the object can be taken and placed in the longitudinal direction.

In the technical scheme, the picking and placing part further comprises a two-dimensional moving part, the two-dimensional moving part is installed at the upper end of the installation frame, the lifting part is installed at the driving end of the two-dimensional moving part, and the two-dimensional moving part is used for driving the lifting part to move in two dimensions in the horizontal plane.

The beneficial effects of the above technical scheme are that: therefore, the position of the lifting piece on the horizontal plane can be finely adjusted, so that the shielding plate can be accurately taken and placed by the taking piece.

Get among the above-mentioned technical scheme take the mounting panel that the piece set up including the level and install the absorption piece of mounting panel lower extreme, just the lift end of piece with the upper end middle part of mounting panel is connected, it is sucking disc or electro-magnet to adsorb the piece.

The beneficial effects of the above technical scheme are that: the structure is simple.

Drawings

FIG. 1 is a schematic view of a spray coating cycle line for plastic part production according to an embodiment of the present invention;

FIG. 2 is an elevation view of a shield plate pick-and-place apparatus according to an embodiment of the present invention;

FIG. 3 is an elevation view of the transition transport in an embodiment of the present invention;

FIG. 4 is a schematic illustration of the transition transport in an embodiment of the present invention;

FIG. 5 is a schematic view of a conveyor as described in embodiments of the present invention;

FIG. 6 is an elevation view of the access member in an embodiment of the present invention;

fig. 7 is a bottom view of the grasping element according to the embodiment of the present invention.

In the figure, the device comprises a conveying device 1, a first conveying device 1a, a second conveying device 1b, a third conveying device 1c, a shielding plate taking and placing device 2, a transition conveying piece 21, a supporting frame 211, a conveyor 212, a driving piece 213, a taking and placing piece 22, a mounting frame 221, a lifting piece 222, a taking and placing piece 223, a mounting plate 2231, a suction piece 2232, a two-dimensional moving piece 224, a feeding and taking and placing piece 22a, a discharging and taking piece 22b, a paint spraying device 3, a spraying device 4, a shielding plate 5, a first baking device 6, a second baking device 7, a mold transfer mechanism 8 and a mold 9.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1, the embodiment provides a spraying circulation line for plastic part production, which includes a conveying device 1 and a shielding plate taking and placing device 2, a paint spraying device 3 and a spraying device 4 are disposed beside the conveying device 1, a conveying channel of the conveying device 1 is provided with a shielding plate feeding station and a shielding plate discharging station, the shielding plate feeding station is located in front of the shielding plate discharging station, the paint spraying device 3 is located between the shielding plate feeding station and the shielding plate discharging station, the spraying device 4 is located in front of the shielding plate feeding station, the conveying device 1 is used for conveying a mold, the spraying device is used for spraying resin into the mold to manufacture a workpiece blank, the shielding plate taking and placing device 2 is disposed beside the conveying device 1 and is used for taking away a shielding plate 5 on the mold passing through the shielding plate discharging station, and the workpiece blank is placed on a die passing through the shielding plate feeding station to partially cover the workpiece blank in the die, and the paint spraying device 3 is used for spraying paint on the area of the upper surface of the workpiece blank which is not shielded by the shielding plate 5, so that the workpiece manufacturing process and the paint spraying process can be integrated into a production line, the production efficiency is high, and the labor is generally saved. Wherein the spray coating device sprays out molten resin to form a layer of molded resin film (namely a workpiece blank) in the die. The feeding end of the conveying device is used for being placed into a die at intervals, the shielding plate is used for covering the die, and the part, needing paint spraying, of the workpiece blank is locally exposed so as to facilitate accurate paint spraying, wherein the spraying device and the nozzle device can be composed of a multi-degree-of-freedom mechanical arm and a nozzle arranged at the driving end (the difference is only that the spraying components of the two are different).

Wherein, still include first baking equipment 6 among the above-mentioned technical scheme, first baking equipment 6 sets up by conveyor 1, and be located spraying device 4's the place ahead, it is used for right mould on conveyor 1 preheats, so can make the mould preheat before spouting seal resin to the temperature that makes the mould reaches the operating mode requirement that the resin spouts the seal, need artificially scribble one deck release agent in the mould so that later stage work piece blank and mould separation in the mould after the mould preheats simultaneously. The first toasting means may be a tunnel toaster into which the conveyor means passes.

Wherein, still include second baking equipment 7 among the above-mentioned technical scheme, second baking equipment 7 sets up by conveyor 1, and be located between paint spraying apparatus 3 and the shield plate unloading station, it is used for heating and drying the work piece blank after the spraying, so can accelerate paint spraying apparatus and spout the rapid mummification of paint film on the work piece blank. Wherein, the second baking device can also adopt a tunnel type baking oven, and the conveying device passes through the interior of the tunnel type baking oven. Preferably, the paint spraying device can be provided in plurality (and a plurality of paint spraying devices are all arranged between the shielding plate feeding station and the second baking device), so that the areas exposed by the workpiece blanks can be sprayed with paint for multiple times to form a multi-layer paint film.

According to the technical scheme, the conveying channel of the conveying device 1 is n-shaped, the shielding plate feeding station and the shielding plate discharging station are respectively located on two sides of the conveying channel, and the shielding plate taking and placing device 2 is arranged between two sides of the conveying device 1, so that the occupied space of a production line can be reduced, meanwhile, the stroke of a transfer shielding plate of the shielding plate taking and placing device is shortened, and therefore production efficiency is improved. Preferably, the conveying device 1 includes a first conveying device 1a, a second conveying device 1b and a third conveying device 1c, the first conveying device 1a and the third conveying device 1c are parallel to each other and distributed at intervals, the second conveying device 1b is arranged at one end of the first conveying device 1a, a feeding end of the second conveying device 1b is close to a discharging end of the first conveying device 1a, a discharging end of the second conveying device 1b is close to a feeding end of the third conveying device 1c, the first conveying device 1a, the second conveying device 1b and the third conveying device 1c together enclose to form an "n" -shaped conveying channel, the shielding plate feeding station is located on the first conveying device 1a, the shielding plate blanking station is located on the third conveying device 1c, and the structure is simple, the conveying device can be a roller conveyor, but is not limited to this.

Preferably, the technical solution further includes a mold transferring mechanism 8, and the mold transferring mechanism 8 is configured to transfer the mold sent out from the output end of the conveying device 1 to the feed end of the conveying device 1, so as to realize mold recycling, so that mold recycling can be realized through the mold transferring mechanism, and thus mold cost investment is reduced. The mould transfer mechanism 8 can adopt an AGV trolley or adopt a truss to hoist and transfer.

Specifically, as shown in fig. 2, in the above technical solution, the shielding plate taking and placing device 2 includes a transition conveying member 21 and two taking and placing members 22, the two taking and placing members 22 are a feeding taking and placing member 22a and a discharging taking and placing member 22b, respectively, the feeding taking and placing member 22a is disposed beside a feeding station of the shielding plate, the discharging taking and placing member 22b is disposed beside a discharging station of the shielding plate, the transition conveying member 21 is disposed between the two taking and placing members 22, a feeding end of the transition conveying member 21 is close to the discharging taking and placing member 22b, a discharging end of the transition conveying member 21 is close to the feeding taking and placing member 22a, the discharging taking and placing member 22b is configured to take away the shielding plate 5 on the mold passing through the blanking station of the shielding plate and place on a feeding end of the transition conveying member 21, the feeding taking and placing member 22a is configured to take away the shielding plate 5 at the discharging end of the transition conveying member 21 and place on the mold passing through the blanking station of the shielding plate, the structure is simple, and the circulation efficiency of the shielding plate is high.

As shown in fig. 3 and 4, in the above technical solution, the transition conveying member 21 includes a supporting frame 211 disposed between two picking and placing members 22, a plurality of horizontally arranged strip-shaped conveyors 212 are arranged in the support frame 211 at intervals along the vertical direction, the feeding end of each conveyor 212 is close to the blanking taking and placing part 22b, the discharging end of each conveyor 212 is close to the feeding taking and placing part 22a, each conveyor 212 is respectively connected with the support frame 211 in a sliding manner, a plurality of driving parts 213 are arranged on the support frame 211, the driving parts 213 are in one-to-one correspondence with the conveyors 212, the driving end of each driving part 213 is respectively connected with the corresponding conveyor 212 in a transmission way, the driving member 213 is used to drive the corresponding conveyor 212 to slide to the feeding end or the discharging end to extend out of the supporting frame 211. The horizontal height of the conveying channel of the conveying device is required to be lower than the horizontal height of the lower end of the conveyor at the lowest part (at least one conveyor at the same end of the transition conveying piece is allowed to slide to extend), so that the transition conveying piece can be used for realizing the transfer of the shielding plate between two picking and placing pieces, and meanwhile, the transition conveying piece can also buffer the shielding plate when the production rate of the assembly line is reduced.

As shown in fig. 5, the conveyor 212 in the above technical solution is a roller conveyor or a belt conveyor (belt driving motor), and has a simple structure.

Preferably, in the above technical solution, the driving member 213 is a telescopic electric cylinder, a hydraulic cylinder or a telescopic cylinder, and has a simple structure, and is convenient to install and control and maintain.

As shown in fig. 6, in the above technical solution, the pick-and-place member 22 includes a mounting frame 221, a lifting member 222 and a pick-and-place member 223, the mounting frame 221 is a hollow frame (so that the conveying device can pass through the hollow frame, and any end of the conveyor can extend into the corresponding mounting frame when extending out), the mounting frame 221 is disposed at the corresponding position of the conveying device 1, the conveying channel of the conveying device 1 passes through the inside of the mounting frame 221, the areas of the conveying channel inside the two mounting frames 221 respectively constitute the shield plate loading station and the shield plate unloading station, the transition conveying member 21 is disposed between the two mounting frames 221, the lifting member 222 is mounted at the upper end of the mounting frame 221, the lifting end of the lifting member faces downward and is located in the pick-and-place member 221, and is mounted on the lifting end of the lifting member 222, the lifting member 222 is configured to drive the taking member 223 to move up and down to take and place the shielding plate 5, the feeding end and the discharging end of the conveyor 212 of the transition conveyor 21 can respectively slide to extend into the corresponding mounting frames 221, the structure is simple, and the longitudinal direction of the object can be taken and placed (for example, a material taking and placing member is used, the shielding plate on the conveyor is taken and lifted, then any conveyor of the transition conveyor extends into the mounting frame near one end of the conveyor and is located below the taking member, at this time, the lifting member descends and places the shielding plate together with the taking member at the end of the conveyor, then the conveyor retracts to reset, and the conveyor moves to the material taking and placing member, and the process of taking and placing the shielding plate by the feeding and placing member is opposite to the process of taking and placing the shielding plate by the material taking and placing member).

As shown in fig. 7, in the above technical solution, the taking and placing element 22 further includes a two-dimensional moving element 224, the two-dimensional moving element 224 is installed at the upper end of the installation frame 221, the lifting element 222 is installed at the driving end of the two-dimensional moving element 224, and the two-dimensional moving element 224 is used for driving the lifting element 222 to perform two-dimensional movement in the horizontal plane, so that the position of the lifting element in the horizontal plane can be finely adjusted, so as to achieve accurate taking and placing of the shielding plate by the taking element. The two-dimensional moving part and the lifting part can be combined to form a three-dimensional moving part (which can be replaced by a three-axis moving module) and used for driving the taking part to move in three dimensions in the mounting frame.

Get among the above-mentioned technical scheme take piece 223 including the mounting panel 2231 of horizontal setting with install the adsorption part 2232 of mounting panel 2231 lower extreme, just the lift end of lift piece 222 with the upper end middle part of mounting panel 2231 is connected, adsorption part 2232 is sucking disc or electro-magnet, its simple structure.

In addition, it is necessary to be specially replaced that the directions of the front, the rear and the middle in the embodiment can also be defined by the traveling direction of the mold.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.