阅读说明：本技术 一种用于板材的旋转门式拐角电子束固化屏蔽装置 (A kind of revolution door type turning electronic beam curing screening arrangement for plate ) 是由 孔超 陈立 任杰 李林 于 2019-09-11 设计创作，主要内容包括：一种用于板材的旋转门式拐角电子束固化屏蔽装置,包括第一输送通道、第二输送通道以及连接第一输送通道和第二输送通道的弧形输送通道；第一输送通道、第二输送通道和弧形输送通道内均设有多个用于输送板材的输送辊；旋转门式拐角电子束固化屏蔽装置还包括中空的屏蔽盘,屏蔽盘与弧形输送通道同心设置并将弧形输送通道包覆在内,屏蔽盘的周面上设有两开口,第一输送通道和第二输送通道分别从两个开口伸出到屏蔽盘之外,屏蔽盘的外侧设有罩设在第一输送通道和第二输送通道外侧的屏蔽罩,屏蔽盘的中心设有转动轴,转动轴与转动驱动器相连,转动轴上固定有沿屏蔽盘径向延伸的旋转屏蔽板。本发明在保证屏蔽效果的基础上,提升生产效率。(A kind of revolution door type turning electronic beam curing screening arrangement for plate, including the first transfer passage, the second transfer passage and the arc transfer passage for connecting the first transfer passage and the second transfer passage；It is equipped in first transfer passage, the second transfer passage and arc transfer passage multiple for conveying the conveying roller of plate；Revolution door type turning electronic beam curing screening arrangement further includes hollow blanking disc, blanking disc and arc transfer passage are arranged concentrically and are coated on arc transfer passage interior, the circumferential surface of blanking disc is equipped with two openings, first transfer passage and the second transfer passage reach except blanking disc from two openings respectively, the outside of blanking disc is equipped with the shielding case being located on the outside of the first transfer passage and the second transfer passage, the center of blanking disc is equipped with rotation axis, rotation axis is connected with rotary driver, and the rotation barricade radially extended along blanking disc is fixed in rotation axis.The present invention is on the basis of guaranteeing shield effectiveness, improving production efficiency.)

1. a kind of revolution door type turning electronic beam curing screening arrangement for plate, it is characterised in that:

Arc including the first transfer passage, the second transfer passage and connection first transfer passage and the second transfer passage Transfer passage, first transfer passage and the second transfer passage are arranged in predetermined angle；It is first transfer passage, second defeated It send and is equipped with multiple conveying rollers for being used to convey plate in channel and arc transfer passage；Revolution door type turning electron beam is solid Changing screening arrangement further includes hollow blanking disc, and the blanking disc and arc transfer passage are arranged concentrically and by arc transfer passages In being coated on, set on the circumferential surface of the blanking disc there are two the opening passed through for plate, the first transfer passage and the second conveying are logical Road reaches except blanking disc from two openings respectively, the outside of the blanking disc be equipped be located at respectively the first transfer passage and The center of shielding case on the outside of second transfer passage, the blanking disc is equipped with rotation axis, the rotation axis and rotary driver phase Even, the rotation barricade radially extended along blanking disc is fixed in the rotation axis, the rotation barricade is located at arc conveying The lower end of the top of conveying roller in channel, the rotation barricade is equipped with shielding curtain flexible, when rotation barricade turns to institute When stating the top of transport path, the shielding curtain is naturally drooped to the lower section of transport path；The bottom of the arc transfer passage The lower barricade of transport path lower surface is extended to equipped with muti-piece；The rotation barricade is configured that the mistake in rotation axis rotation At least there is Cheng Zhong one piece of rotation barricade to be located at arc transfer passage, and the space foot between adjacent two pieces of rotations barricade Enough accommodate the plate；The conveying speed of the rotation speed and plate that rotate barricade matches.

2. the revolution door type turning electronic beam curing screening arrangement according to claim 1 for plate, it is characterised in that: It is also connected with accelerating region on the outside of first transfer passage, is equipped in accelerating region and accelerates transport device；In the blanking disc also Equipped with opening plate inductor with the presence or absence of rotation barricade for incuding its position；It is described to open plate inductor and accelerate transport Device is connected with controller, senses that controller control accelerates transport device by one when rotating barricade when opening plate inductor Before block conveying sheet to the first transfer passage, plate is accelerated to preset conveying speed V.

3. the revolution door type turning electronic beam curing screening arrangement according to claim 2 for plate, it is characterised in that: The angular velocity of rotation for rotating barricade is ω, opens plate inductor conveying roller into the line and the first transfer passage of shielding disk center Axial line between angle be θ, the first transfer passage length is L, and plate nose motion is to the first conveying after plate is accelerated The time in channel is T, then it meets relationship θ/ω=T+L/V.

4. the revolution door type turning electronic beam curing screening arrangement according to claim 3 for plate, it is characterised in that: First transfer passage and accelerating region junction are equipped with switch baffle and the driving switch for stopping the transport path Baffle is moved to the transport path or removes the flapper actuator of the transport path；The flapper actuator and controller phase Even, the controller is configured to: sensing that controller control switch baffle is by prolonging when rotating barricade when opening plate inductor When T after from transport path remove；It is additionally provided in blanking disc for incuding its position with the presence or absence of the closing plate of rotation barricade Inductor, the closing plate inductor, which is located at rotation barricade, will turn to the critical point right above the first transfer passage to shielding On the line of disk center and closing plate inductor is connected with controller, and the controller is configured to: when closing plate inductor senses When rotating barricade, control switch baffle is moved to the transport path.

5. the revolution door type turning electronic beam curing screening arrangement according to claim 3 for plate, it is characterised in that: The relationship of the conveying speed V of the angular velocity of rotation ω and plate of the rotation barricade is V=ω * R, and R is arc transfer passage Distance of the center line of interior transport path to shielding disk center.

6. the revolution door type turning electronic beam curing screening arrangement according to claim 1-5 for plate, It is characterized in that: being additionally provided with barricade in first transfer passage and the second transfer passage, the upper barricade extends to defeated The upper surface in path is sent, the upper barricade is located at except blanking disc.

7. the revolution door type turning electronic beam curing screening arrangement according to claim 1-5 for plate, Be characterized in that: first transfer passage and the second transfer passage are configured to tangent with the circumferential surface of the blanking disc.

8. the revolution door type turning electronic beam curing screening arrangement according to claim 7 for plate, it is characterised in that: Angle between adjacent two pieces of rotations barricade is less than or equal to the supplementary angle of the predetermined angle.

9. the revolution door type turning electronic beam curing screening arrangement according to claim 1-5 for plate, Be characterized in that: second transfer passage is also connected with electronic beam curing channel, is additionally provided with electricity in the electronic beam curing channel Beamlet solidification equipment.

10. the revolution door type turning electronic beam curing screening arrangement according to claim 1-5 for plate, Be characterized in that: the blanking disc includes discoidal shielding top plate and shielded backplane, further includes being located at shielding top plate and shielding bottom Annular coaming plate between plate；It is described to be provided on the coaming plate.

Technical field

The present invention relates to electronic beam curing shield technology field, especially a kind of revolution door type turning electronics for plate Beam cured barrier device.

Background technique

In electron beam irradiation process, electron beam is beaten on being illuminated object or is beaten in vias inner walls, all can be in spoke The x-ray being harmful to the human body is generated according to region, x-ray belongs to ionising radiation, visible light, ultraviolet light (UV) with Non-ionizing radiation Difference, the interaction complexity of it and substance, has in rules such as interface reflection, transmissions.Can on quantity-produced production line, How the x-ray that irradiated site generates to be shielded to level of security, is the primary safety problem of Design of Production Line.

Summary of the invention

The present invention provides a kind of revolution door type turning electronic beam curing screening arrangement for plate, is guaranteeing shield effectiveness On the basis of, promote the production efficiency of production line.

The embodiment of the present invention provides a kind of revolution door type turning electronic beam curing screening arrangement for plate, including first The arc transfer passage of transfer passage, the second transfer passage and connection first transfer passage and the second transfer passage, institute The first transfer passage and the second transfer passage is stated to be arranged in predetermined angle；First transfer passage, the second transfer passage and arc It is equipped in shape transfer passage multiple for conveying the conveying roller of plate；The revolution door type turning electronic beam curing screening arrangement It further include hollow blanking disc, in the blanking disc and arc transfer passage are arranged concentrically and are coated on arc transfer passage, It is set on the circumferential surface of the blanking disc there are two the opening passed through for plate, the first transfer passage and the second transfer passage are respectively from two A opening reaches except blanking disc, and the outside of the blanking disc is equipped with is located at the first transfer passage and the second conveying is logical respectively The center of shielding case on the outside of road, the blanking disc is equipped with rotation axis, and the rotation axis is connected with rotary driver, the rotation The rotation barricade radially extended along blanking disc is fixed on axis, the rotation barricade is located at conveying roller in arc transfer passage Top, it is described rotation barricade lower end be equipped with shielding curtain flexible, when rotation barricade turn to the transport path When top, the shielding curtain is naturally drooped to the lower section of transport path；The bottom of the arc transfer passage extends equipped with muti-piece To the lower barricade of transport path lower surface；The rotation barricade is configured that during rotation axis rotation, is at least had One piece of rotation barricade is located at arc transfer passage, and the plate is large enough to hold in the space between adjacent two pieces of rotations barricade Material；The conveying speed of the rotation speed and plate that rotate barricade matches.

Preferably, it is also connected with accelerating region on the outside of first transfer passage, is equipped in accelerating region and accelerates transport device； It is additionally provided in the blanking disc and opens plate inductor with the presence or absence of rotation barricade for incuding its position；It is described to open plate sense It answers device and transport device is accelerated to be connected with controller, sense that controller control adds when rotating barricade when opening plate inductor Plate is accelerated to preset conveying speed V for before one piece of conveying sheet to the first transfer passage by fast transport device.

Preferably, the angular velocity of rotation for rotating barricade is ω, opens plate inductor to the line and first for shielding disk center Angle in transfer passage between the axial line of conveying roller is θ, and the first transfer passage length is L, after plate is accelerated before plate The time of end motion to the first transfer passage is T, then it meets relationship θ/ω=T+L/V.

Preferably, the relationship of the conveying speed V of the angular velocity of rotation ω and plate of the rotation barricade is V=ω * R, R For transport path in arc transfer passage center line to shielding disk center distance.

Preferably, first transfer passage and accelerating region junction are equipped with for stopping the switch of the transport path to keep off Plate and the driving switch baffle are moved to the transport path or remove the flapper actuator of the transport path.The gear Sheet drive is connected with controller, and the controller is configured to: when open plate inductor sense rotation barricade when, controller Control switch baffle removes after the T that is delayed from transport path.It is additionally provided in blanking disc for incuding whether its position deposits In the closing plate inductor of rotation barricade, the closing plate inductor, which is located at rotation barricade, will turn to the first transfer passage just In the critical point of top to the line of shielding disk center and closing plate inductor is connected with controller, and the controller is configured to: When closing plate inductor senses rotation barricade, control switch baffle is moved to the transport path.

Preferably, barricade is stereotype, and outside is coated with stainless steel.

Preferably, it is additionally provided with barricade in first transfer passage and the second transfer passage, the upper barricade prolongs The upper surface of transport path is extended to, the upper barricade is located at except blanking disc.

Preferably, first transfer passage and the second transfer passage are configured to tangent with the circumferential surface of the blanking disc.

Preferably, the angle between adjacent two pieces of rotations barricade is less than or equal to the supplementary angle of the predetermined angle.

Preferably, the predetermined angle is 90 °, and the rotation barricade is equipped with four pieces altogether, adjacent two pieces of rotations barricade Between angle be 90 °.

Preferably, second transfer passage is also connected with electronic beam curing channel, goes back in the electronic beam curing channel Equipped with electronic beam curing device.

Preferably, the blanking disc includes discoidal shielding top plate and shielded backplane, further include be located at shielding top plate and Annular coaming plate between shielded backplane；It is described to be provided on the coaming plate.

Preferably, the both ends of the conveying roller are equipped with the clamping plate being rotatablely connected with conveying roller, and the lower end of the clamping plate is fixed There is support frame.

The beneficial effects of the present invention are: rotation barricade is during rotation, there is at least one piece rotation barricade position always In arc transfer passage, the X-ray for stopping radiation source to generate by rotation barricade, shielding curtain and the combination of turn shielding. Since rotation barricade is to continue rotation, all may be used there is no need to overcome the rotary inertia of itself, and in the case where rotating to any position Guarantee shield effectiveness, reaches the requirement of self-shileding.Plate conveying speed need to only be controlled and into the plate time, revolve plate can at two pieces With conveying roller, persistently continuous production of not slowing down is can be realized in movement between roller blind shield plate, improves the production efficiency of production line.By Production line must be made to turn round when place space layout in limited length longer electron beam irradiation production line, the present invention utilizes The method that the variation of transmission direction carries out radiation shield, can reach radiation screening effect in the case where plate does not slow down.

Detailed description of the invention

Fig. 1 is the section view of the revolution door type turning electronic beam curing screening arrangement for plate of an embodiment of the present invention Figure；

Fig. 2 is the revolution door type turning electronic beam curing screening arrangement for plate of an embodiment of the present invention another Structural schematic diagram under visual angle；

Fig. 3 is the structural schematic diagram of the blanking disc of an embodiment of the present invention；

Fig. 4 is the diagrammatic cross-section of the blanking disc of an embodiment of the present invention；

Fig. 5 is structural schematic diagram of the blanking disc of an embodiment of the present invention under Visual Angle in Perspective.

Specific embodiment

Below by specific embodiment combination attached drawing, invention is further described in detail.

The embodiment of the present invention provides a kind of revolution door type turning electronic beam curing screening arrangement for plate, such as Fig. 1 and Shown in Fig. 2 comprising the first transfer passage 1, the second transfer passage 2 and connection first transfer passage 1 and the second conveying The arc transfer passage 3 in channel 2, the first transfer passage 1 and the second transfer passage 2 are of a straight line type, and are formed therebetween pre- Clamp angle.The both ends of arc transfer passage 3 are connected with the first transfer passage 1 and the second transfer passage 2 respectively, in order to ensure plate 100 it is smooth pass through, the width of the first transfer passage 1, the second transfer passage 2 and arc transfer passage 3 may be configured as all the same.In It is equipped in first transfer passage 1, the second transfer passage 2 and arc transfer passage 3 multiple for conveying the conveying roller of plate 100 10.Conveying roller 10 is perpendicular to conveying direction setting, and conveying roller 10 drives plate 100 to advance during rotation, plate 100 Successively pass through the first transfer passage 1, arc transfer passage 3 and the second transfer passage 2.Wherein, the conveying in arc transfer passage 3 Roller 10 is more special, in order to move plate 100 arcuately, half radial arc of the conveying roller 10 in arc transfer passage 3 The center of circle of shape transfer passage 3 is gradually reduced, i.e. the radius of 10 inside of conveying roller is smaller, and the radius in outside is larger, for plate 100 The centripetal force in rotation process is provided, this is the conventional design of arc conveying mechanism.Moving rail of the plate 100 on conveying roller 10 Mark forms transport path, forms similar band-like structure, also has lower surface and upper surface, then the lower surface of transport path with Conveying roller 10 contacts, the thickness of transport path and the consistency of thickness of plate 100.

The revolution door type turning electronic beam curing screening arrangement of the present embodiment further includes hollow blanking disc 4, such as Fig. 3 and figure Shown in 4, there is cavity in blanking disc 4, is in relatively closed structure.Arc transfer passage 3 is arc-shaped, the circle with circular arc The heart, blanking disc 4 and arc transfer passage 3 are in being arranged concentrically, and arc transfer passage 3 is located in blanking disc 4, and blanking disc 4 is by arc In shape transfer passage 3 is coated on.The opening 400 passed through there are two being set on the circumferential surface of blanking disc 4 for plate, the first transfer passage 1 It will be reached except blanking disc 4 from two openings 400 respectively with the second transfer passage 2, the outside of blanking disc 4 is equipped with covers respectively It is located at the shielding case 5 of the first transfer passage 1 and the outside of the second transfer passage 2, shielding case 5 can be square tubular structure, one It holds and is fixedly linked with the circumferential surface of blanking disc 4, the other end extends outwardly along transport path, in Fig. 2, observes shielding case 5 for convenience Interior structure eliminates a part of shielding case 5.Conveying roller 10 is arranged in space enough in shielding case 5, also reserves sufficient space for plate Material 100 is mobile.It is equipped with rotation axis 40 at the center of blanking disc 4, the rotation axis 40 is connected with rotary driver, on blanking disc 4 Can open up through-hole, rotation axis 40 from being reached in through-hole except blanking disc 4, rotary driver be located at 4 outside of blanking disc and with turn Moving axis 40 is connected, and rotary driver drives rotation axis 40 to rotate, and rotary driver can be motor.It is fixed in rotation axis 40 Along the rotation barricade 41 of blanking disc 4 radially extended, rotation barricade 41 may be configured as vertical with blanking disc 4.

As shown in figure 5, height locating for rotation barricade 41 is located at the top of conveying roller, the lower surface of barricade 41 is rotated It can be contacted very close to the upper surface of conveying roller, but not with conveying roller.Shielding flexible is equipped in the lower end of rotation barricade 41 Curtain 411, shielding curtain 411 flexible naturally droop in its natural state.When rotation barricade 41 turns to the top of transport path When, shielding curtain 411 is naturally drooped to the lower section of transport path, and shielding curtain 411 can be the lead curtain of high lead tolerance, has certain screen The effect of covering, but due to flexible structure, it can be whipped from conveying roller surface, to not influence conveying roller rotation.It is conveyed in arc Bottom in channel 3 is equipped with the lower barricade 12 that muti-piece extends to transport path lower surface, lower barricade 12, rotation barricade 41 The shielding construction of dislocation type is formed with shielding curtain 411, X-ray mainly passes through transport path to outward leakage, and the X-ray in this direction must Primary shielding curtain 411 must be penetrated and could be projected from entrance on the inner wall of blanking disc 4 using primary event, intensity drops significantly It is low, thus the ray to leak by transport path can be effectively reduced in the shielding construction of this dislocation type, keeps the radiation of entrance strong Degree meets national standard.

In the application of plate electronic beam curing, usual plate needs before carrying out electron beam irradiation through a Duan Shiyu Rice closing levelling channel, which can be closely coupled with the first transfer passage 1, at the same in a manner of distance protection into The dose of radiation of one step reduction inlet.

The application for exceeding conventional irradiation intensity accelerator for using can make the first transfer passage 1 or the second conveying logical Road 2 is formed together the slope of very small angles together with the shielding case 5 of its periphery and upper barricade, makes the pan feeding of the first transfer passage 1 The discharge port of mouth and the second transfer passage 2 is staggered, and is not at same level.Since the usual thickness of plate 100 is smaller and Length is larger, therefore the gradient angle formed is usually more than 1 degree, therefore it is believed that still in the transmission process of plate 100 It is steadily to convey, does not influence production efficiency.

Rotation barricade 41 is configured that rotary driver driving rotation axis 40 persistently rotates, and during rotation, at least has As soon as there is a piece rotation barricade 41 to be located at arc transfer passage 3, this needs the folder between two pieces of arbitrary neighborhood rotation barricades 41 Angle is less than or equal to the angle that arc transfer passage 3 is formed by.There is the shielding of dislocation type always on transport path as a result, Structure ensure that shield effectiveness.Meanwhile the plate 100 is large enough to hold in the space between adjacent two pieces of rotations barricade 41, and The conveying speed of the rotation speed and plate 100 that rotate barricade 41 matches, in this way, in arc transfer passage 3, plate 100 are kept fixed with the relative position for rotating barricade 41.As shown in Figure 1, when plate 100 enters from the first transfer passage 1, One piece of rotation barricade 41 is located at its front, and latter piece of rotation barricade 41 is then close to transfer passage, when plate enters arc In shape transfer passage 3, latter piece of rotation barricade 41 also reaches arc transfer passage 3, since the relative position of the two has not been changed, Therefore, plate 100 with rotation barricade 41 move together without with rotation barricade 41 contact, previous piece of rotation barricade 41 by Gradually far from transfer passage, is removed for plate 100 from opening 400, complete a duty cycle.As can be seen that plate 100 is to continue Conveying, can effectively promote the production efficiency of production line.

Rotation barricade 41 is stereotype, and outside is coated with stainless steel.Due to rotation barricade 41 it is longer, thus can generate compared with Big torque reinforcement structure, guarantee can rotate the stability of barricade 41 according to actual needs.

In one embodiment, the switch baffle 11 for stopping the transport path is equipped in the first transfer passage 1 And the driving switch baffle 11 is moved to the transport path or removes the flapper actuator of the transport path, switch gear Plate 11 can be set in the entry position of the first transfer passage.By default, flapper actuator driving switch baffle 11 moves It moves in transport path, plate 100 will be blocked, and can not be moved along the first transfer passage 1, this is in off state.And when needs When releasing this blocking, flapper actuator driving switch baffle 11 is moved to below transport path, and switch baffle 11 does not stop Plate 100 is moved along the first transfer passage 1, this is in an open state, and therefore, the opening state and closed state for switching baffle 11 can Switched with being driven by flapper actuator.Wherein, flapper actuator can be cylinder and push rod, push rod and switch 11 phase of baffle Even, the flexible of push rod will drive switch baffle 11 mobile.

Plate inductor 42 is additionally provided with out in blanking disc 4, open plate inductor 42 whether there is for incuding its position Barricade 41 is rotated, and the position for opening plate inductor 42 can meet rotation barricade 41 and first pass through its position, enter back into In arc transfer passage 3.Its position is turned to when rotating barricade 41, can sense rotation barricade 41.Open plate Inductor 42 specifically can be distance-sensor or magnetic induction switch, when opening plate inductor 42 is magnetic induction switch, rotary screen Magnetic part is correspondingly provided in shield plate 41.It flapper actuator and opens plate inductor 42 and is connected with controller, open plate inductor 42 Inductive signal can be sent to controller, and controller can control flapper actuator movement, and then realize the shape of switch baffle 11 State switching.

It is also connected with accelerating region in the outside of the first transfer passage 1, is equipped in accelerating region and accelerates transport device；Accelerating region with The docking of first transfer passage 1, plate 100 enter in the first transfer passage 1 from accelerating region.Accelerating region is equipped with for accelerating transport The acceleration transport device of plate 100 accelerates transport device to can be encapsulated transport roller, has biggish frictional force, and accelerate Transport device is connected with controller.When open plate inductor 42 sense rotation barricade 41 when, illustrate rotate barricade 41 to Arc transfer passage 3 is close, and controller will be near the plate of the first transfer passage 1 by the acceleration transport device in control caching channel Material 100 accelerates to transport to the first transfer passage 1, and reaches 1 preacceleration of the first transfer passage to conveying speed V.Wherein, it conveys Speed V be the first transfer passage 1, in the second transfer passage 2 and arc transfer passage 3 plate 100 movement speed, this just makes Plate 100 after entering transfer passage, can keep with movement velocity identical in transfer passage, do not need defeated first The case where sending in channel 1 and accelerate, ensureing that plate 100 is smooth by transfer passage, prevent snap-gauge.

The controller is configured to: when open plate inductor sense rotation barricade when, controller control switch baffle Removing plate 100 from transport path after the T that is delayed will move along the first transfer passage 1 to arc transfer passage 3, and wherein T is Plate is after accelerating region is accelerated, time of the nose motion to switch baffle front position.I.e. when rotation barricade 41 moves to conjunction Right position postpones, and is considering that plate 100 allows plate into the first transfer passage 1 after the run duration of accelerating region, make plate into Enter the position among two pieces of rotation barricades 41.Wherein, ω is the angular velocity of rotation for rotating barricade 41, and θ is to open plate inductor 42 angle into the line and the first transfer passage 1 at the center of blanking disc 4 between the axial line of conveying roller 10, the first conveying are logical 1 length of road is L, then it meets relationship θ/ω=T+L/V.Which define plate 100 enter arc transfer passage 3 opportunity, Rotation barricade 41 accelerate in accelerating region in time for moving to arc transfer passage 3 from predeterminated position and plate 100 and Equal in the sum of the time of the first transfer passage uniform motion, i.e., rotation barricade 41 is after entering curved channel 3, plate 100 Also curved channel 3 is entered followed by with pre-set velocity.

Further, feed zone is additionally provided on the outside of accelerating region, feed zone, accelerating region and feed inlet are suitable along conveying direction Secondary setting.Accelerating region is docked with feed zone, in feed zone be equipped with feed device, the plate 100 of accelerating region transport feed inlet it Afterwards, accelerate transport device that can stop working, feed device is waited to convey next block of plate 100 to accelerating region, complete a cycle Movement.In electronic beam curing application, feed zone and accelerating region be can be set in infrared levelling section.

Further, it is additionally provided in blanking disc 4 for incuding its position with the presence or absence of the closing plate of rotation barricade 41 Inductor 43, closing plate inductor 43 are located in figure on A point to the line at 4 center of blanking disc, and A point is that rotation barricade 41 will turn The critical point to the first transfer passage 1 is moved, after A point, the one end in 41 outside of rotation barricade will turn to the In the range of one transfer passage, 1 vertical projection.And closing plate inductor is connected with controller, the controller is configured to: when closing When plate inductor senses rotation barricade 41, control switch baffle 11 is moved to transport path.It prevents from occurring in control system Plate 100 is caused to collide rotation barricade 41 into plate on the opportunity of mistake when mistake.When switch baffle position is apart from blanking disc 4 and first transfer passage 1 points of tangency distance farther out when, closing plate sensor location can suitably be moved forward, i.e., rotation shield Plate 41 issues induction model before transporting to point of contact and the line of centres, turns off the switch baffle in advance to avoid snap-gauge.

In above-described embodiment, the relationship for rotating the angular velocity of rotation ω of the barricade 41 and conveying speed V of plate 100 is V =ω * R, wherein R be arc transfer passage 3 in transport path center line to 4 center of blanking disc distance.Conveying roller 10 exists Center on length direction connects, that is, forms the arc line in Fig. 1, which is the center of transport path The distance of line, the center line to 4 center of blanking disc is R.ω and this corresponding relationship of V can make rotary screen shield plate 41 and plate 100 keep relatively fixed position relationship, prevent rotation barricade 41 from influencing plate 100 and transport.

In above-described embodiment, the ionising radiation for opening plate inductor 42 and closing plate inductor present position is by once penetrating With the diffraction of primary event, therefore intensity is lower, using controller and inductor cooperation while guaranteeing stability, has There is the advantages of convenient arrangement, Yi Xiugai.Machine Design also can be used directly in certain designer, by the movement of barricade and switch The opening and closing of baffle is mechanically connected.Therefore this is repeated no more for mature design.

In one embodiment, it is additionally provided with barricade 21 in first transfer passage 1 and the second transfer passage 2, on Barricade 21 extends to the upper surface of transport path at the top of transfer passage, forms the knot that barricade 41 is rotated in similar Fig. 4 Structure, and upper barricade is rotated except blanking disc 41 with not influencing to rotate barricade 41.The presence of upper barricade, In The complexity of shielding construction is further increased on original dislocation type shielding construction, enhances shield effectiveness.

In one embodiment, first transfer passage 1 and the second transfer passage 2 are configured to and the blanking disc 4 Circumferential surface is tangent.As shown in Figure 1, the first transfer passage 1 and the second transfer passage 2 are relatively distant from side and the screen at 4 center of blanking disc The circumferential surface for covering disk 4 is directly tangent.This structure increases the range of arc transfer passage 3 as far as possible, is conducive to plate 100 in arc Transfer passage 3 is mobile, and for identical plate 100, in order to be put into plate 100, this structure also reduces two neighboring rotary screen Angle between shield plate 41.

For this structure, at least there is one piece of rotation barricade 41 to be located in arc transfer passage 3 to realize, adjacent two Angle between block rotation barricade 41 is less than or equal to the first transfer passage 1 and the second transfer passage 2 forms predetermined angle Supplementary angle.As shown in Figure 1, the first transfer passage 1 and the second transfer passage 2 form 90 degree of angles, the arc that arc transfer passage 3 is formed The angle of shape is also 90 degree, then the angle between adjacent two pieces of rotations barricade 41 is configured with less than or is equal to 90 degree.When first Transfer passage 1 and the second transfer passage 2 form 120 degree of angles, and the angle for the arc that arc transfer passage 3 is formed also is 120 degree, Then the angle between adjacent two pieces of rotations barricade 41 is configured with less than or is equal to 60 degree.

In one embodiment, second transfer passage 2 is also connected with electronic beam curing channel, and plate 100 passes through the After two transfer passages 2, electronic beam curing channel is entered, electronic beam curing device is additionally provided in electronic beam curing channel, because This plate 100 is that electronic beam curing is carried out in electronic beam curing channel.The both ends in electronic beam curing channel require to shield, this The revolution door type turning electronic beam curing screening arrangement of inventive embodiments is mainly disposed to the arrival end in electronic beam curing channel, electricity Conventional labyrinth type shielding construction can be set in the outlet end of beamlet solidifying channel, naturally it is also possible to the shielding of the present embodiment be arranged Structure.

In one embodiment, the structure of blanking disc 4 will be specifically described, as shown in Figure 3 and Figure 4, including disk The shielding top plate 43 and shielded backplane of shape, shielding top plate 43 is identical with the size and shape of shielded backplane, the pre- spacing in the two interval From.The coaming plate 44 of annular is equipped between shielding top plate 43 and shielded backplane, shielding top plate 43, shielded backplane and coaming plate 44 combine Closed blanking disc 4 is formed, then forms cavity in the inside of blanking disc 4, opening 400 is provided on the coaming plate 44.Shielding Top plate 43, shielded backplane and coaming plate 44 may each be the shielding materials such as lead and be made.

The above content is specific embodiment is combined, further detailed description of the invention, and it cannot be said that this hair Bright specific implementation is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, it is not taking off Under the premise of from present inventive concept, a number of simple deductions or replacements can also be made.