Summary of the invention
The invention provides a kind of renovation process of photosensitive drums, utilize photosensitive drums parts to greatest extent with the technical matters that the critical piece solved in existing photosensitive drums can not re-use.
The present invention provides the stripping assembly taking down drum gear and drum and installation drum gear and drum erecting device that use in said method simultaneously.
For taking down a stripping assembly for drum gear in the renovation process of photosensitive drums, it is characterized in that, comprise:
Photosensitive drums fixture, for fixing movable photosensitive drums;
Movable part, for taking out the drum gear in described photosensitive drums;
Fixture driving mechanism, is connected with photosensitive drums fixture and is used for providing power to photosensitive drums fixture;
Movable part driving mechanism, is connected with movable part and is used for providing power to movable part;
Described movable part is flexibly connected by guide rail with described photosensitive drums fixture.
Also comprise the fixture operation valve controlling described fixture driving mechanism and the movable part operation valve controlling described movable part driving mechanism.
Described fixture driving mechanism and movable part driving mechanism are cylinder or hydraulic cylinder or manual actuation part.
Described photosensitive drums fixture comprises base and gland, described base is provided with the standing groove matched with described photosensitive drums, described gland is provided with the indent matched with described photosensitive drums, and described gland is connected with described fixture driving mechanism.
Described movable part to comprise piece and lower piece, and described movable part is flexibly connected by upper and lower each two guide rails with described photosensitive drums fixture, described upper rail and described gland and upper piece be connected, described lower guideway is connected with described base and lower piece.
Also comprise installing plate for installing described fixture driving mechanism and for the fixed head of installing described movable part driving mechanism and the base plate for fixing described base, described installing plate, fixed head are fixedly connected with described base plate respectively.
Also stiffening plate is provided with between described installing plate and base plate.
For taking down a stripping assembly for drum in the renovation process of photosensitive drums, its feature is being, comprises a push rod, and the cross-sectional diameter at any place of described push rod is less than the internal diameter of bulging body, and length is greater than the length of described bulging body.
For installing an erecting device for drum gear and drum in the renovation process of photosensitive drums, its feature is being, is comprising:
Fixture, for fixing photosensitive drums;
Compressing member, for compressing drum gear and drum;
Compressing member driving mechanism, is connected with compressing member and provides power for compressing member.
Also comprise:
Holder, for the part driving mechanism that is fixed and clamped;
Riser; For fixed drive mechanism fixed head and fixture;
The operation valve of compressing member driving mechanism, for controlling described compressing member driving mechanism;
Described riser is fixedly connected with described holder.
Described compressing member driving mechanism is cylinder or hydraulic cylinder or manual actuation part.
A renovation process for photosensitive drums, comprises the following steps:
One, the above-mentioned stripping assembly taking down drum gear and the stripping assembly taking down drum is utilized to take down the drum gear and drum that are arranged on bulging body two ends respectively;
Two, the erecting device of the tight drum gear of above-mentioned installation and drum is utilized the above-mentioned drum gear taken down and drum to be reinstalled on a new bulging body.
Described step one comprises the following steps:
(1) photosensitive drums is put in described standing groove;
(2) described photosensitive drums fixture is made to move downward to fix photosensitive drums by operation fixture operation valve;
(3) make described movable part move to promote drum gear along horizontal guide rail by operant activity part operation valve and leave bulging body;
(4) by being injected push rod one end from drum body, prop up the inner face of drum, drum ejects by the other end knocking push rod.
Described step 2 comprises the following steps:
A, Xiang Yigen newly rouse that body two ends inwalls is each plays the uniform glue of a circle;
B, the above-mentioned drum gear taken down and drum installed to respectively new drum body two ends;
C, for the new bulging body enclosing drum gear and drum being put into the fixture of described frock, the operation valve of operation compressing member driving mechanism makes described compressing member move downward, and drum gear and drum compress by the power utilizing compressing member to move downward and the gravity of himself.
Use provided by the invention in take down dismounting and the erecting device of drum gear and drum, according to the method for regeneration provided by the present invention, even if the photosensitive drums drum body surface that consumptive material enterprise returns has the defects such as scuffing, broken skin, depression, only drum gear and drum need be pulled down the bulging body new with in conjunction with the new photosensitive drums of formation one, just can reach the parts both more taking full advantage of photosensitive drums, meet modern environmental protection concept, reduce again the object of the production cost of enterprise to greatest extent.Solve the technical matters that the critical piece in existing photosensitive drums can not re-use and utilize photosensitive drums parts to greatest extent.
Specific embodiment
The photosensitive drums schematic diagram that Tu1Shi factory returns, whole photosensitive drums is divided into three parts, and as shown in Figure 1, the drum gear 1 of photosensitive drums 100 and drum 2 are arranged on the two ends of bulging body 3 respectively.
For convenience of description, driving mechanism in embodiment of the present invention frock is cylinder, and the embodiment of the present invention adopts the photosensitive drums in the handle box of printer to illustrate, in embodiment, the photosensitive drums before the transformation of the way is called and changes front drum, photosensitive drums after the transformation of the way is called and changes rear drum, changing the drum gear of rear drum, drum is all use the drum gear, the drum that change front drum, change rear drum and use new bulging body, do not re-use the bulging body of drum before changing, but the diameter of drum body is identical before and after the transformation of the way, length and the drum surface characteristics of transformation of the way front and back drum body are not restricted.
Below in conjunction with accompanying drawing 2, 3, 4, 5, 6 and 7 illustrate in the present invention utilize described stripping assembly to take down front view that the gear 1 of photosensitive drums 100 and drum 2: Fig. 2 are the stripping assembly taking down drum gear, Fig. 3 is the right view of the stripping assembly taking down drum gear, this stripping assembly comprises for the fixture 101 of fixing photosensitive drums and provides the cylinder 102 of driving force for it, for installing the installing plate 103 of cylinder 102, for taking down the movable part 104 of drum gear and providing the cylinder 105 of driving force for it, for the fixed head 106 of fixing cylinder 105, cylinder 102, the operation valve 107 of 105, 115.
Described photosensitive drums fixture 101 comprises the gland 101a rousing body for the base 101b and compression placing photosensitive drums be arranged on base plate 112, connected by connecting link 108 between gland 101a and cylinder 105, therefore move up and down under the driving force effect that gland 101a can apply at cylinder 105 along with connecting link 108, for strengthening the stability of cylinder 102, stiffening plate 111 being set as shown in Figure 3 on base plate 112 and carrying out support mounting plate 103.
The described movable part 104 taking down drum gear comprises the lower piece of 104b that can horizontally slip along lower guideway 109b and both can to have horizontally slipped upper piece 104a that also can slide up and down along upright guide rail part 110 along upper rail 109a, its middle guide 109a and 109b is separately positioned on the same sidepiece of gland 101a and base 101b, upright guide rail part 110 is fixed on lower piece of 104b, and upright guide rail 110 and 109a are through upper piece 104a, because guide rail 109a is fixed on gland 101a sidepiece, therefore gland 101a moves up and down together by block 104a in guide rail 109a drive, can horizontally slip along guide rail 109 for making movable part 104 entirety, as shown in Figure 4, cylinder 105 and fixed head 106 thereof is respectively arranged with in photosensitive drums fixture 101 both sides, cylinder 105 stretches out an impeller be connected with driving mechanism 114 and slides in order to promote movable part near movable part side, impeller 114 is connected by contiguous block 113 with cylinder 105, lower piece of 104b and impeller 114 connect by the mode such as welding or bonding, and upper piece 104a only keeps in touch with impeller.
In addition, the lower surface comprising the upper surface of base 101b, the lower surface of gland 101a, the upper surface of lower piece of 104b and upper piece 104a in described device with the position that contacts of drum body 3 is all arranged to the flute profile (not shown) matched with photosensitive drums, injury-free for ensureing drum body surface, one deck flexible material need be pasted on above-mentioned each surface, as sponge, felt etc., the friction force of bulging body surface can be increased simultaneously by these materials, photosensitive drums can better be fixed.
Have a difference in height h between photosensitive drum gear 1 and drum body 3 as shown in Figure 5, when photosensitive drums to be put in described device and fixing after, the upper piece 104a and lower piece of 104b of movable part combines, and relies on difference in height h, the side of movable part 104 and drum gear against.
This frock is utilized to take down the method for drum gear 1 as follows:
(1) operation control valve 107 or 115 makes cylinder 102 pairs of connecting links 108 act on the pulling force produced upwards, drives gland 101a and upper piece 104a to move upward, by the base 101b in photosensitive drums 100 embedding device;
(2) operation control valve 107 or 115 makes cylinder 102 pairs of connecting links 108 produce downward thrust, thus gland 101a and upper piece 104a is moved downward be combined with base 101b and lower piece of 104b respectively, after this, because cylinder 102 no longer works, therefore photosensitive drums is fixed in a device, and the anchor ring that movable part side will be formed against the difference in height h lived between drum gear 1 and drum body 3;
(3) operation control valve 115 or 107 cylinder 105 that makes to be arranged on photosensitive drums fixture both sides produces thrust forward by contiguous block 113 pairs of impellers 114, now, the movable part 104 contacted with impeller 114 will be subject to thrust from impeller 114 and along guide rail 109 forward slip, power is delivered on drum gear 1 by the anchor ring formed by the difference in height h between drum gear 1 and drum body 3 while movable part slides, thus is released from drum body 3 by drum gear 1;
(4) operation control valve 115 or 107 makes cylinder 105 produce pulling force backward by contiguous block 113 pairs of impellers 114, to weld with impeller 114 due to lower piece of 104b or bond together, the upright guide rail 110 be arranged on lower piece of 104b passes lower piece of 104a, therefore, while impeller 114 moves backward, lower for drive block 104b is moved together backward, by upright guide rail 110, in lower piece of 104b drive, block 104a moves together backward, thus is resetted by movable part 104;
(5) operation control valve 107 or 115 makes cylinder 102 pairs of connecting links 108 act on the pulling force produced upwards again, drives gland 101a and upper piece 104a to move upward, the photosensitive drums 100 taking down drum gear 1 is taken out from frock, complete and get operated gear.
And then get drum, as shown by the arrows in Figure 6, injecting from the gear end of photosensitive drums 100 with a push rod 5 and prop up the inner face of drum 2, drum takes out by the other end knocking push rod 5, as shown in Figure 7, photosensitive drums 100 is splitted into drum gear 1, drum 2 and drum body 3 totally three parts.
Illustrating in the present invention referring to Fig. 8,9,10,11 and 12 utilizes the above-mentioned drum gear 1 that takes down and drum 2 to be combined with new bulging body the step forming new photosensitive drums, Fig. 8 is the schematic diagram newly rousing body 4, drum body 3 and drum body 4 have identical diameter, before ressembling drum gear 1 and drum 2, need first to play the uniform glue of a circle to the two ends inwall rousing body 4 is each, respectively drum gear 1 and drum 2 are loaded in bulging body 4 as shown by the arrows in figure 9.
Figure 10 is the front view of the erecting device installing tight drum gear and drum, Figure 11 is the left view of the erecting device installing tight drum gear and drum, this erecting device mainly comprise for fixing photosensitive drums fixture 201a and 201b, for compress drum gear and drum compressing member 204 and for its provide power cylinder 202, for the holder 203 of fixing cylinder, for the riser 216 of fixing air cylinder fixed plate and fixture, the operation valve 207 of cylinder.
Described riser 216 is fixed on base plate 212, projection centre on riser to be positioned on same vertical curve and to be in fixture 201b, 201a that riser the same side is fixed with fixing photosensitive drums from top to bottom successively, the holder 203 of cylinder and the location-plate 217 of fixed head; The stiffening plate 211 be fixed on base plate 212 is provided with at the opposite side of riser 216.
Described compression drum gear is connected with the piston (not shown) in cylinder 202 with the compressing member 204 of drum, therefore compressing member 204 can along with the piston up-down in cylinder 202, after photosensitive drums fixes on fixture, the center of upper surface of drum gear 1, drum 2 and the center of the lower surface of compressing member are on same vertical curve.
In addition, the flute profile matched with photosensitive drums is all arranged at the position that described fixture 201a, 201b contact with drum body 4, injury-free for ensureing drum body surface, need paste one deck flexible material, as sponge, felt etc. in contact site.
Utilize the method for this frock compression drum gear 1 and drum 2 as follows:
(1) the bulging body 4 enclosing drum gear 1 and drum 2 is put into fixture 201a and 201b, now, compressing member 204 is relative with drum gear or drum, and the upper surface center of the lower surface center of compressing member and drum gear or drum is on same vertical curve;
(2) operation control valve 207 makes the piston in cylinder 202 move downward, thus drives compressing member 204 also to move downward along direction shown in arrow in Figure 10, and drum gear and drum compress by the power utilizing compressing member to move downward and the gravity of himself;
(3) operation control valve 207 makes the piston upwards in cylinder 202 again, thus drives compressing member 204 also to move upward to take out photosensitive drums along direction shown in arrow in Figure 10;
After above-mentioned steps, form new photosensitive drums 200, as shown in figure 12, new photosensitive drums 200 is still made up of three parts, is respectively drum gear 1, drum 2 and drum body 4.
In addition, change rear drum can not come into operation at once, about 10 minutes, the position loseing light need be placed on, prevent the exposure of drum body, then to changing, rear drum carries out moment of torsion detection, drum gear jerk value detects and the drum whether intact detection in body 4 surface, can use after qualified.
The present invention is owing to using above-mentioned method for remanufacturing, even if the photosensitive drums drum body surface that consumptive material enterprise returns has the defects such as scuffing, broken skin, depression, only drum gear and drum need be pulled down the bulging body new with in conjunction with the new photosensitive drums of formation one, just can reach the parts both more taking full advantage of photosensitive drums, meet modern environmental protection concept, reduce again the object of the production cost of enterprise to greatest extent.