CN208758136U - A kind of door-plate automatic cleaner - Google Patents

Abstract

The utility model discloses a kind of door-plate automatic cleaners, including transporting turnover device, the second swivel plate and conveyer, sliding is provided with sliding rack on two side frames for transporting turnover device, and overturning motor, rear clamping cylinder and front clamp cylinder are provided on sliding rack；It is fixed with L support frame on side frame side wall, support rubber roller is provided on upper head plate；Sliding source motor is installed, sliding driving gear and sliding rack are intermeshed on the second mounting plate being arranged on side frame；Conveyer is provided with right above the transport turnover device, two blocks of side plates are opposite to be equipped with support shaft, it is rolled in support shaft and is provided with transport idler wheel, idler wheel is transported to be arranged in groove, transport motor is provided on one side plate, it transports gear and transports rack gear intermeshing, rotation is provided with wiping cylinder between left side plate and right support plate, and third mounting plate side is installed with wiping motor；The utility model structure is reliable, easy to operate, and wiping effect is good, can be widely popularized and be applied.

Description

A kind of door-plate automatic cleaner

[technical field]

The utility model relates to the technical field of door-plate processing and manufacturing, the technical field especially fabricated automatically.

[background technique]

During door-plate is manufactured, door-plate needs decorative pattern engraving, the cleaning of front and back sides overlay film, edge sealing, open keyhole door-plate Wiping and packaging etc. process, it can be seen that the production process that door-plate production is wiped there are one, this is mainly due to door-plates to exist In the workshop of production or workshop, it is usually present biggish dust, in order to guarantee that cleaning and the subsequent handling overlay film of door-plate are packed, End of door plate is just needed to carry out front and back sides wiping.But in the assembly line produced now, the wiping of door-plate is by two work people Member is wiped on the workbench that can be manually rotated by rag at one, exists wipe that low efficiency, wiping effect be poor, work in this way Make the disadvantages of personnel's labour is slightly high equal, it is necessary to design a kind of door-plate automatic cleaner to solve the above problems thus.

[utility model content]

The purpose of this utility model is exactly to solve the problems of the prior art, proposes a kind of door-plate automatic cleaner, energy Enough end of door plate two sides wiped automatically, and wiping is high-efficient, and wiping effect is good, and labor intensity of workers is low.

To achieve the above object, the utility model proposes a kind of door-plate automatic cleaner, including transport turnover device, Second swivel plate and conveyer, two side frames for transporting turnover device are oppositely arranged, and side frame upper end side is provided with cunning The sliding guide of dynamic guide groove, sliding rack both sides is arranged in sliding guide groove；Described sliding rack one end is disposed with first crossbar And second crossbar, first crossbar middle part are provided with the first mounting plate, the first mounting plate is provided with first through hole, second crossbar middle part It is provided with the second rotation hole；The sliding rack other end is disposed with third cross bar and the 4th cross bar, sets in the middle part of third cross bar It is equipped with third rotation hole, is provided with the 4th rotation hole in the middle part of the 4th cross bar；First mounting plate is equipped with overturning motor, overturning The output shaft of motor passes through first through hole, and the first rotating bar of the first swivel plate side is threaded through the second rotation hole, the first rotation It is connected between bar and the output shaft for overturning motor by shaft coupling, the first swivel plate side is equipped with rear clamping cylinder, rear to clamp Cylinder rod one end of cylinder is provided with rear V-arrangement grip block；Second rotating bar of second swivel plate side is threaded through third and turns In dynamic hole and the 4th rotation hole, the second swivel plate other side is equipped with front clamp cylinder, and cylinder rod one end of front clamp cylinder connects V-arrangement grip block before being connected to；L support frame is fixed on the side frame side wall, L support frame both ends are provided with bottom plate and upper head plate, Bottom plate is fixed on the side wall of side frame, and upper head plate is vertically arranged, and several support rods are equipped on upper head plate, are arranged on support rod There is support rubber roller；It is provided with sliding rack on the downside of the sliding rack, sliding rack is between upper head plate and side frame side wall, side frame Sliding source motor is installed, the output shaft of sliding source motor passes through the second mounting plate and exporting on the second mounting plate of upper setting Axis one end is connected with sliding driving gear, and sliding driving gear and sliding rack are intermeshed；The both ends of the side frame lower side panel It respectively corresponds and is provided with first sensor and second sensor；

It is provided with conveyer right above the transport turnover device, the H-post both sides on conveyer offers recessed Slot, H-post downside are provided with transport rack gear, and side plate is relatively set in the middle part of big support plate, and two blocks of side plates are opposite to be equipped with support Axis rolls in support shaft and is provided with transport idler wheel, transports idler wheel and is arranged in groove, transport is additionally provided on one side plate Motor, the output shaft for transporting motor pass through side plate and are connected with transport gear in output shaft one end, transport gear and transport rack gear Intermeshing；Hydraulic cylinder is additionally provided in the big support plate, the hydraulic stem lower end of hydraulic cylinder is connected with lower supporting plate, lower support It is disposed with left side plate, right support plate and third mounting plate on the downside of plate, rotation is provided with wiping between left side plate and right support plate Roller is wiped, third mounting plate side is installed with wiping motor, and the output shaft for wiping motor passes through third mounting plate and wiping cylinder Rotation axis one end pass through shaft coupling connect；Fountain head is provided on the upside of the lower supporting plate, in left side plate and right support plate Humidity sensor is provided on side wall；The H-post upper end is provided with 3rd sensor and the 4th sensor.

Preferably, the sliding guide is slidably matched with sliding guide groove formation；The first through hole, the second rotation hole, The axial line of third rotation hole and the 4th rotation hole is on the same line；The length of the sliding guide groove is the two of sliding rack length Times.

Preferably, the formation of first rotating bar and the second rotation hole is rotatably assorted, the second rotating bar respectively with third Rotation hole and the 4th rotation hole are respectively formed and are rotatably assorted；It is oppositely arranged between the preceding V-arrangement grip block and rear V-arrangement grip block.

Preferably, the quantity of the L support frame is two, it is oppositely arranged on side frame side wall, the branch of two L support frames The distance for supportting rubber roller end face is greater than overturning motor, the first swivel plate, rear clamping cylinder, rear V-arrangement grip block, the second swivel plate, preceding Any one width dimensions in clamping cylinder and preceding V-arrangement grip block, support rubber roller are to be rotatably assorted in support rod, support rubber roller Lateral wall is anti-skidding soft rubber；The length of the L support frame is greater than door-plate length 100-150mm.

Preferably, being provided with several wiping cotton threads on the outside of the wiping cylinder.

The utility model has the beneficial effects that the utility model is by will be provided with front clamp cylinder on device, preceding V-arrangement clamps Block, rear clamping cylinder, rear V-arrangement grip block and overturning motor, can be convenient the clamping for realizing door-plate, can be square by overturning motor Just the turn-over rotation for realizing door-plate, so that the two sides of door-plate be facilitated to wipe；Sliding rack lower end is provided with sliding rack, sliding source electricity Machine rotates so that sliding sliding tooth wheel rotates, to drive sliding rack mobile, so that door-plate is conveniently moved to sliding Guide groove front end, there are biggish spaces, can preferably realize the overturning of door-plate；It is provided with support rubber roller, can be wiped in door-plate During wiping, end of door plate provides certain supporting role, guarantees door-plate wiped clean；It is provided with conveyer, can be convenient wiping It wipes roller to move back and forth on door-plate surface, the automatic wiping for realizing door-plate；It is provided with fountain head and humidity sensor, the two cooperation Work, can add suitable moisture to moisten on the cotton thread on wiping cylinder, be further ensured that door-plate wiping effect；This is practical new Type structure is reliable, easy to operate, and wiping effect is good, can be widely popularized and be applied.

The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.

[Detailed description of the invention]

Fig. 1 is a kind of main view of door-plate automatic cleaner of the utility model；

Fig. 2 is a kind of conveyer side view of door-plate automatic cleaner of the utility model；

Stereochemical structure is shown when Fig. 3 is a kind of transport turnover device holding door of door-plate automatic cleaner of the utility model It is intended to；

Fig. 4 is a kind of another stereoscopic schematic diagram of transport turnover device of door-plate automatic cleaner of the utility model；

Fig. 5 is a kind of sliding rack schematic perspective view of door-plate automatic cleaner of the utility model.

In figure: 1- transport turnover device, 101- side frame, 102- sliding guide groove, 103- sliding rack, 104- sliding guide, 105- first crossbar, the first mounting plate of 106-, 107- first through hole, 108- second crossbar, the second rotation hole of 109-, 110- third Cross bar, 111- third rotation hole, the 4th cross bar of 112-, the 4th rotation hole of 113-, 114- sliding rack, the first swivel plate of 115-, V-arrangement grip block after clamping cylinder, 118- after the first rotating bar of 116-, 117-, 119- overturning motor, the second swivel plate of 120-, V-arrangement grip block, 124-L support frame, 125- bottom plate, the upper end 126- before the second rotating bar of 121-, 122- front clamp cylinder, 123- Plate, 127- support rod, 128- support rubber roller, the second mounting plate of 129-, 130- slide source motor, 131- sliding drives gear, 132- first sensor, 133- second sensor, 2- conveyer, 21- H-post, 201- groove, 202- side plate, 203- support It is hydraulic that axis, 204- transport idler wheel, 205- transports motor, 206- transports gear, 207- transports rack gear, the big support plate of 208-, 209- Cylinder, 210- lower supporting plate, 211- left side plate, 212- right support plate, 213- wiping cylinder, 214- third mounting plate, 215- wiping Motor, 216- fountain head, 217- humidity sensor, 218- 3rd sensor, the 4th sensor of 219-.

[specific embodiment]

- Fig. 5 refering to fig. 1, a kind of door-plate automatic cleaner of the utility model, including transport turnover device 1, second and rotate Plate 120 and conveyer 2, two side frames 101 for transporting turnover device 1 are oppositely arranged, and 101 upper end side of side frame is provided with The sliding guide 104 of sliding guide groove 102,103 both sides of sliding rack is arranged in sliding guide groove 102；Described 103 one end of sliding rack according to It is secondary to be provided with first crossbar 105 and second crossbar 108, the first mounting plate 106, the first installation are provided in the middle part of first crossbar 105 Plate 106 is provided with first through hole 107, and the second rotation hole 109 is provided in the middle part of second crossbar 108；103 other end of sliding rack It is disposed with third cross bar 110 and the 4th cross bar 112, third rotation hole 111 is provided in the middle part of third cross bar 110, the 4th is horizontal The 4th rotation hole 113 is provided in the middle part of bar 112；First mounting plate 106 is equipped with overturning motor 119, overturning motor 119 Output shaft passes through first through hole 107, and the first rotating bar 116 of 115 side of the first swivel plate is threaded through the second rotation hole 109, the It is connected between one rotating bar 116 and the output shaft for overturning motor 119 by shaft coupling, after 115 side of the first swivel plate is equipped with Clamping cylinder 117, cylinder rod one end of rear clamping cylinder 117 are provided with rear V-arrangement grip block 118；Second swivel plate 120 1 Second rotating bar 121 of side is threaded through in third rotation hole 111 and the 4th rotation hole 113, the installation of 120 other side of the second swivel plate V-arrangement grip block 123 before thering is front clamp cylinder 122, cylinder rod one end of front clamp cylinder 122 to be connected with；101 side wall of side frame On be fixed with L support frame 124,124 both ends of L support frame are provided with bottom plate 125 and upper head plate 126, and bottom plate 125 is fixed on side On the side wall of frame 101, upper head plate 126 is vertically arranged, and several support rods 127 are equipped on upper head plate 126, are covered on support rod 127 Equipped with support rubber roller 128；Be provided with sliding rack 114 on the downside of the sliding rack 103, sliding rack 114 be located at upper head plate 126 with Between 101 side wall of side frame, sliding source motor 130 is installed on the second mounting plate 129 for being arranged on side frame 101, slides source motor 130 output shaft passes through the second mounting plate 129 and is connected with sliding driving gear 131, sliding driving gear in output shaft one end 131 are intermeshed with sliding rack 114；The both ends of 101 lower side panel of side frame, which respectively correspond, is provided with 132 He of first sensor Second sensor 133；

It is provided with conveyer 2 right above the transport turnover device 1,21 both sides of H-post on conveyer 2 opens up Fluted 201, it is provided on the downside of H-post 21 and transports rack gear 207, be relatively set with side plate 202 in the middle part of big support plate 208, two pieces Side plate 202 is opposite to be equipped with support shaft 203, rolls to be provided in support shaft 203 and transports idler wheel 204, transports the setting of idler wheel 204 and exist It in groove 201, is additionally provided on one side plate 202 and transports motor 205, the output shaft for transporting motor 205 passes through side plate 202 And it is connected in output shaft one end and transports gear 206, transport gear 206 and transport the intermeshing of rack gear 207；The big support plate Hydraulic cylinder 209 is additionally provided on 208, the hydraulic stem lower end of hydraulic cylinder 209 is connected with lower supporting plate 210,210 downside of lower supporting plate It is disposed with left side plate 211, right support plate 212 and third mounting plate 214, is rotated between left side plate 211 and right support plate 212 It is provided with wiping cylinder 213,214 side of third mounting plate is installed with wiping motor 215, and the output shaft of wiping motor 215 passes through Third mounting plate 214 is connect with rotation axis one end of wiping cylinder 213 by shaft coupling；The upside of the lower supporting plate 210 is set It is equipped with fountain head 216, is provided with humidity sensor 217 on 212 inner sidewall of left side plate 211 and right support plate；The H-post 21 Upper end is provided with 3rd sensor 218 and the 4th sensor 219；

The sliding guide 104 is slidably matched with the formation of sliding guide groove 102；The first through hole 107, the second rotation hole 109, the axial line of third rotation hole 111 and the 4th rotation hole 113 is on the same line；The length of the sliding guide groove 102 is Twice of 103 length of sliding rack；

The formation of first rotating bar 116 and the second rotation hole 109 is rotatably assorted, the second rotating bar 121 respectively with third Rotation hole 111 and the 4th rotation hole 113 are respectively formed and are rotatably assorted；Between the preceding V-arrangement grip block 123 and rear V-arrangement grip block 118 It is oppositely arranged；

The quantity of the L support frame 124 is two, is oppositely arranged on 101 side wall of side frame, the branch of two L support frames 124 The distance for supportting 128 end face of rubber roller is greater than overturning motor 119, the first swivel plate 115, rear clamping cylinder 117, rear V-arrangement grip block 118, any one width dimensions in the second swivel plate 120, front clamp cylinder 122 and preceding V-arrangement grip block 123 support rubber roller 128 support rod 127 be rotatably assorted, support 128 lateral wall of rubber roller be anti-skidding soft rubber；The length of the L support frame 124 is big In door-plate length 100-150mm；

Several wiping cotton threads are provided on the outside of the wiping cylinder 213.

Utility model works process:

A kind of door-plate automatic cleaner of the utility model during the work time, slide by the detection of second sensor 133 first Whether frame 103 is located at 102 front end of sliding guide groove, if it is not, the sliding rotation of source motor 130 drives sliding driving gear 131 Rotation, so that sliding rack 103 be driven to move forward until second sensor 133 detects sliding in the case where sliding rack 114 is mobile Source motor 130 is slided when frame 103 to stop operating, and door-plate is placed between rear V-arrangement grip block 118 and preceding V-arrangement grip block 123, The cylinder rod relative extension of clamping cylinder 117 and front clamp cylinder 112 afterwards, so that rear V-arrangement grip block 118 and preceding V-arrangement grip block 123 clamp door-plate, and sliding source motor 130 is overturn, so that sliding rack 103 moves to 102 rear end of sliding guide groove with door-plate, Support 128 end of door plate of rubber roller provides certain support force, when first sensor 132 detects sliding rack 103, slides source motor 130 stop reversion, and the hydraulic stem of hydraulic cylinder 209 stretches out so that the cotton thread of wiping cylinder 213 is contacted with door-plate upper surface, and wiping is electric Machine 215 rotates, while transporting motor 205 and slowly rotating, so that conveyer 2 is in 3rd sensor 218 and the 4th sensor 219 Between move, to realize the wiping of the cotton thread end of door plate of wiping cylinder 213, in door-plate wiping process, humidity sensor 217 Humidity Detection is carried out, when humidity is lower, fountain head 217, which is sprayed water, moistens wiping cylinder 213, until suitable wet Degree stops fountain head 217 and sprays water, and can well guarantee the good wiping effect of 213 end of door plate of wiping cylinder；

After having wiped door-plate one side, the contraction of hydraulic pressure bar of hydraulic cylinder 209, so that wiping cylinder 213 is lifted off door Plate surface, sliding source motor 130, which rotates forward, drives sliding rack 103 to again move into 102 front end of sliding guide groove, second sensor 133 carry out 103 position detection of sliding rack, and overturning motor 119 rotates 103 shift position of sliding rack afterwards in place, rotational angle 180 Degree, so that door-plate is another up, sliding source motor 130, which rotates backward, drives sliding rack 103 to again move into sliding guide groove 102 Rear end, the hydraulic stem elongation of hydraulic cylinder 209, transports motor 205 and wiping 215 cooperating of motor end of door plate as described above is another It is wiped on one side, door-plate is transported to 102 front end of sliding guide groove and removes door-plate by wiping completion；

Due to that can exist on 213 cotton thread of wiping cylinder and support rubber roller 128 certain in the wiping process of long-time door-plate Dust, will affect wiping effect, at this moment sliding rack 103 can be moved to 102 front end of sliding guide groove, control hydraulic cylinder 209 Hydraulic stem elongation, wiping cylinder 213 contacts with support 128 surface of rubber roller, and the starting wiping rotation of motor 215, rotation is reversed Forward and reverse combine, and fountain head 216 is constantly sprayed water, so as to preferably realize 213 cotton thread of wiping cylinder and support rubber roller 128 cleanings, then control and transport the rotation of motor 205, conveyer 2 is mobile to realize that all support rubber rollers 128 clean, and finally allows it dry It is dry, facilitate the clean wiping of subsequent door-plate.

The utility model is by will be provided with front clamp cylinder 122, preceding V-arrangement grip block 123, rear clamping cylinder on device 117, rear V-arrangement grip block 118 and overturning motor 119, can be convenient the clamping for realizing door-plate, can be square by overturning motor 119 Just the turn-over rotation for realizing door-plate, so that the two sides of door-plate be facilitated to wipe；103 lower end of sliding rack is provided with sliding rack 114, sliding Dynamic source motor 130 rotates so that sliding driving gear 131 rotates, to drive sliding rack 114 mobile, so that door-plate is more square Just be moved to 102 front end of sliding guide groove, there are biggish spaces, can preferably realize the overturning of door-plate；It is provided with support Rubber roller 128, can be in door-plate wiping process, and end of door plate provides certain supporting role, guarantees door-plate wiped clean；It is provided with Conveyer 2 can be convenient wiping cylinder 213 and move back and forth on door-plate surface, the automatic wiping for realizing door-plate；It is provided with water spray First 216 and humidity sensor 217, the two cooperating, suitable moisture can be added to carry out to the cotton thread on wiping cylinder 213 wet Profit, is further ensured that door-plate wiping effect；The utility model structure is reliable, easy to operate, and wiping effect is good, can carry out extensively Promotion and application.

Above-described embodiment is the explanation to the utility model, is not the restriction to the utility model, and any pair of sheet is practical new Scheme after type simple transformation belongs to the protection scope of the utility model.

Claims (5)

1. a kind of door-plate automatic cleaner, it is characterised in that: including transporting turnover device (1), the second swivel plate (120) and fortune It send device (2), two side frames (101) for transporting turnover device (1) are oppositely arranged, and side frame (101) upper end side is provided with Sliding guide groove (102), sliding guide (104) setting of sliding rack (103) both sides is in sliding guide groove (102)；The sliding rack (103) one end is disposed with first crossbar (105) and second crossbar (108), is provided with the first peace in the middle part of first crossbar (105) Loading board (106), the first mounting plate (106) are provided with first through hole (107), are provided with the second rotation in the middle part of second crossbar (108) Hole (109)；Sliding rack (103) other end is disposed with third cross bar (110) and the 4th cross bar (112), third cross bar (110) middle part is provided with third rotation hole (111), is provided with the 4th rotation hole (113) in the middle part of the 4th cross bar (112)；Described One mounting plate (106) is equipped with overturning motor (119), and the output shaft of overturning motor (119) passes through first through hole (107), and first First rotating bar (116) of swivel plate (115) side is threaded through the second rotation hole (109), the first rotating bar (116) and overturning electricity It being connected between the output shaft of machine (119) by shaft coupling, the first swivel plate (115) side is equipped with rear clamping cylinder (117), after Cylinder rod one end of clamping cylinder (117) is provided with rear V-arrangement grip block (118)；The second of second swivel plate (120) side Rotating bar (121) is threaded through in third rotation hole (111) and the 4th rotation hole (113), the installation of the second swivel plate (120) other side Have front clamp cylinder (122), cylinder rod one end of front clamp cylinder (122) is connected with preceding V-arrangement grip block (123)；The side frame (101) it being fixed on side wall L support frame (124), L support frame (124) both ends are provided with bottom plate (125) and upper head plate (126), Bottom plate (125) is fixed on the side wall of side frame (101), and upper head plate (126) is vertically arranged, upper head plate (126) if on be equipped with Heavenly Stems and Earthly Branches strut (127) is arranged with support rubber roller (128) on support rod (127)；Sliding is provided on the downside of the sliding rack (103) Rack gear (114), sliding rack (114) are located between upper head plate (126) and side frame (101) side wall, be arranged on side frame (101) Sliding source motor (130) is installed, the output shaft of sliding source motor (130) passes through the second mounting plate on two mounting plates (129) (129) and in output shaft one end sliding driving gear (131), sliding driving gear (131) and sliding rack (114) phase are connected with Mutually engagement；The both ends of side frame (101) lower side panel, which respectively correspond, is provided with first sensor (132) and second sensor (133)；

It is provided with conveyer (2) right above the transport turnover device (1), H-post (21) both sides on conveyer (2) It opens up fluted (201), is provided on the downside of H-post (21) and transports rack gear (207), be relatively set in the middle part of big support plate (208) Side plate (202), two pieces of side plates (202) are opposite to be equipped with support shaft (203), is rolled in support shaft (203) and is provided with transport idler wheel (204), it transports idler wheel (204) setting and in groove (201), is additionally provided with transport motor on one side plate (202) (205), the output shaft for transporting motor (205), which passes through side plate (202) and is connected in output shaft one end, transports gear (206), fortune It send gear (206) and transports rack gear (207) intermeshing；Hydraulic cylinder (209), liquid are additionally provided on the big support plate (208) The hydraulic stem lower end of cylinder pressure (209) is connected with lower supporting plate (210), is disposed with left side plate on the downside of lower supporting plate (210) (211), right support plate (212) and third mounting plate (214), rotate between left side plate (211) and right support plate (212) and are provided with Wiping cylinder (213), third mounting plate (214) side are installed with wiping motor (215), and the output shaft of wiping motor (215) is worn Third mounting plate (214) is crossed to connect with rotation axis one end of wiping cylinder (213) by shaft coupling；The lower supporting plate (210) Upside be provided with fountain head (216), be provided with humidity sensor on left side plate (211) and right support plate (212) inner sidewall (217)；H-post (21) upper end is provided with 3rd sensor (218) and the 4th sensor (219).

2. a kind of door-plate automatic cleaner as described in claim 1, it is characterised in that: the sliding guide (104) and cunning Dynamic guide groove (102) form and are slidably matched；The first through hole (107), the second rotation hole (109), third rotation hole (111) and The axial line of four rotation holes (113) is on the same line；The length of the sliding guide groove (102) is sliding rack (103) length Twice.

3. a kind of door-plate automatic cleaner as described in claim 1, it is characterised in that: first rotating bar (116) with Second rotation hole (109) formation be rotatably assorted, the second rotating bar (121) respectively with third rotation hole (111) and the 4th rotation hole (113) it is respectively formed and is rotatably assorted；It is oppositely arranged between the preceding V-arrangement grip block (123) and rear V-arrangement grip block (118).

4. a kind of door-plate automatic cleaner as described in claim 1, it is characterised in that: the quantity of the L support frame (124) It is two, is oppositely arranged on side frame (101) side wall, the distance of support rubber roller (128) end face of two L support frames (124) is big In overturning motor (119), the first swivel plate (115), rear clamping cylinder (117), rear V-arrangement grip block (118), the second swivel plate (120), any one width dimensions in front clamp cylinder (122) and preceding V-arrangement grip block (123), support rubber roller (128) are being propped up Strut (127) is to be rotatably assorted, and support rubber roller (128) lateral wall is anti-skidding soft rubber；The length of the L support frame (124) is big In door-plate length 100-150mm.

5. a kind of door-plate automatic cleaner as described in claim 1, it is characterised in that: on the outside of the wiping cylinder (213) It is provided with several wiping cotton threads.