CN215913292U - Washboard adjusting device and cigarette machine - Google Patents
Washboard adjusting device and cigarette machine Download PDFInfo
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- CN215913292U CN215913292U CN202121985100.6U CN202121985100U CN215913292U CN 215913292 U CN215913292 U CN 215913292U CN 202121985100 U CN202121985100 U CN 202121985100U CN 215913292 U CN215913292 U CN 215913292U
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Abstract
The utility model discloses a washboard adjusting device and a cigarette making machine, wherein the washboard adjusting device comprises a washboard seat, a slide rail seat and an eccentric shaft; the bottom of the washboard seat is provided with a rectangular sliding block, the rectangular sliding block is provided with two first waist holes along the width direction of the rectangular sliding block, the two first waist holes are arranged at two ends of the rectangular sliding block, and the length direction of the first waist holes is the same as that of the rectangular sliding block; the upper part of the slide rail is a rectangular sliding groove, the lower part of the slide rail is a dovetail groove, the rectangular sliding groove is used for being matched with a rectangular sliding block, and the depth of the rectangular sliding groove is equal to the sum of the height of the rectangular sliding block and the offset of the eccentric shaft; the slide rail seat is provided with a trapezoidal guide rail matched with the dovetail groove, the middle part of the eccentric shaft is positioned in the first waist hole, the two ends of the eccentric shaft are positioned in the two first circular through holes arranged on the side plates of the slide rail, and the rubbing plate seat slides in the slide rail by adjusting the eccentric shaft. The washboard adjusting device effectively improves the adjusting precision, improves the cigarette twisting quality and simultaneously improves the operation efficiency of equipment.
Description
Technical Field
The utility model relates to the technical field of cigarette equipment, in particular to a washboard adjusting device and a cigarette making machine.
Background
The cigarette twisting and forming system of ZJ17 cigarette making apparatus consists of twisting drum, twisting plate, starting block, etc. and the twisting and forming system has the function of wrapping the paper sheets with double filter tip cigarette. The air cylinder pushes the washboard to or away from the washboard drum wheel, the movement of the washboard must be soft to prevent the washboard from impacting and running, and the throttle valve can be adjusted to adjust the upward/downward speed of the washboard. The air distribution seat in the twisting drum wheel controls the air suction range of the twisting drum wheel, so that the air suction on the surface of the twisting drum wheel is stopped when approaching the twisting plate, and the twisting plate is switched on when leaving. The gap between the rubbing plate and the wheel groove of the rubbing drum is required to be adjusted, and the gap is measured by a cylindrical measuring rod with the diameter of a cigarette being 0.4 mm. The washboard is provided with a damping detector and a temperature sensor. The damping detector is used for detecting the cigarette blockage condition at the front end of the washboard, and the cigarette is stopped when the cigarette is blocked; the temperature sensor is used for heating the washboard and keeping the washboard at 225 ℃ so that glue on the tipping paper sheets is instantly dried.
Because the gap between the washboard and the rubbing drum wheel is the diameter of the cigarette plus 0.4mm, the inaccurate position adjustment of the washboard has great influence on the quality of the cigarette, such as the quality defects of the tipping paper, the tipping paper bubble wrinkle and the like; and the stop frequency of the washboard blockage is increased, and the operation efficiency of the equipment is influenced. The field survey shows that the maintenance worker has the following problems when adjusting the washboard: firstly, the inlet and the outlet of the washboard cannot be independently adjusted, and the washboard is often in the phenomenon of being not in position; secondly, the adjusting screw of the washboard adjusting device is arranged at the bottom of the machine base, at least two maintenance workers are needed for cooperative adjustment, and the adjusting difficulty is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a washboard adjusting device and a cigarette making machine, and aims to solve the problems that in the prior art, an inlet and an outlet of a washboard cannot be independently adjusted, the washboard is often in the phenomenon of being not in place in adjustment, and the adjusting screw of the washboard adjusting device is arranged at the bottom of a machine base, at least two maintenance workers are required to perform cooperative adjustment, and the adjusting difficulty is high.
The technical scheme adopted by the utility model is as follows: a washboard adjusting device comprises a washboard seat, a slide rail seat and an eccentric shaft;
the bottom of the washboard seat is provided with a rectangular sliding block, the rectangular sliding block is provided with two first waist holes along the width direction of the rectangular sliding block, the two first waist holes are arranged at two ends of the rectangular sliding block, and the length direction of the first waist holes is the same as that of the rectangular sliding block;
the slide rail comprises two side plates and a slide groove plate positioned between the two side plates, one surface of the slide groove plate and the two side plates enclose to form a rectangular slide groove, the other surface of the slide groove plate and the two side plates enclose to form a dovetail groove, the side plates at two sides of the rectangular slide groove are provided with a first round through hole corresponding to the first waist hole, the rectangular slide groove is used for being matched with the rectangular slide block, and the depth of the rectangular slide groove is equal to the sum of the height of the rectangular slide block and the offset of the eccentric shaft; the rubbing plate seat and the sliding rail are locked through a first locking mechanism;
the sliding rail seat is provided with a trapezoidal guide rail which is matched with the dovetail groove, and the sliding rail seat and the sliding rail are locked through a second locking mechanism;
the middle part of the eccentric shaft is positioned in the first waist hole, the two ends of the eccentric shaft are positioned in the two first circular through holes on the side plate, and the rubbing plate seat slides in the slide rail by adjusting the eccentric shaft.
As a preferable mode of the washboard adjusting device, the sliding between the slide rail seat and the slide rail is realized by a fine adjustment screw, specifically,
the fine tuning screw comprises a screw rod, and a clamping table, a connecting section and an adjusting block which are coaxial and sequentially arranged at one end of the screw rod, wherein the clamping table, the connecting section and the adjusting block are all of cylindrical structures, and the diameter of the connecting section is smaller than that of the clamping table and the adjusting block so as to form a clamping groove;
a first arc-shaped groove and a second arc-shaped groove are formed in one end, facing one side of the dovetail groove, of the sliding groove plate, and a strip-shaped buckling part is formed between the first arc-shaped groove and the second arc-shaped groove;
the one end of trapezoidal guide rail just be close to terminal surface department be provided with first counter bore and with the first screw hole of first counter bore with the axle center, the hole face of first counter bore is for exceeding semicircular circular-arc, first counter bore with the second arc wall constitutes jointly and is used for placing the cylindrical cavity of regulating block, bar buckle portion block is in the draw-in groove, the block platform block is in the first arc wall, first screw hole be used for with the screw rod is mutually supported.
As a preferable mode of the washboard adjusting device, the first locking mechanism comprises:
at least one second waist hole arranged on the rectangular sliding block, wherein the length direction of the second waist hole is vertical to the length direction of the rectangular sliding block;
the second circular through holes are formed in the side plates on two sides of the rectangular sliding groove and correspond to the second waist holes in position;
a first strip-shaped seam arranged between the chute plate and one of the side plates;
and the first locking screw penetrates through the second round through hole and the second waist hole and is fixed between the two side plates beside the rectangular sliding groove through a nut.
As a preferable mode of the washboard adjusting device, the second locking mechanism includes:
the third circular through hole is formed in the trapezoidal guide rail and is perpendicular to the length direction of the trapezoidal guide rail;
the fourth circular through holes are arranged on the side plates at two sides of the dovetail groove and correspond to the third circular through holes in position;
a second strip-shaped slit arranged between the dovetail groove and one of the side plates, wherein the second strip-shaped slit and the first strip-shaped slit are on different sides;
and the second locking screw penetrates through the third circular through hole and the fourth circular through hole and is fixed between the two side plates beside the dovetail groove through a nut.
As a preferable mode of the washboard adjusting device, the eccentric shaft comprises a shaft, an eccentric sleeve, a key and a third locking screw, a key groove is formed in the eccentric sleeve, the shaft is connected with the eccentric sleeve through the key, a countersunk head threaded hole matched with the third locking screw is formed in the eccentric sleeve, and the third locking screw locks the eccentric sleeve and the shaft.
As a preferred mode of the washboard adjusting device, the washboard seat further comprises an installation part and a wiring part, wherein the installation part is located above the rectangular sliding block, the installation part is provided with a positioning groove and a threaded hole for installing the washboard, and the wiring part is provided with a wiring groove for the washboard to run.
The utility model also discloses a cigarette making machine which comprises the washboard adjusting device.
The utility model has the beneficial effects that: the utility model designs a device capable of respectively adjusting the positions of the inlet and the outlet of the washboard, so that the potential safety hazard in the adjusting process is reduced, and the adjusting precision is improved; on the other hand, the adjusting process is more convenient, and the problem of limited operation space is solved. The design of the washboard adjusting device not only further improves the quality of rubbing and connecting the tipping paper, but also greatly improves the operation efficiency of the device.
Drawings
Fig. 1 is a schematic structural diagram of a washboard adjusting device disclosed in the present invention.
Fig. 2 is a schematic structural diagram of the washboard seat disclosed in the present invention.
FIG. 3 is another schematic structural diagram of the washboard seat disclosed in the present invention.
Fig. 4 is a schematic structural diagram of the washboard disclosed by the utility model mounted on the washboard adjusting device.
Fig. 5 is a schematic structural diagram of the slide rail disclosed in the present invention.
Fig. 6 is a schematic structural diagram of the eccentric shaft disclosed by the utility model.
Fig. 7 is a schematic structural diagram of the eccentric sleeve disclosed by the utility model.
FIG. 8 is a side view of the washboard adjusting device disclosed in the present invention.
Fig. 9 is a cross-sectional view taken along line a-a of fig. 8.
Fig. 10 is a schematic structural view of a fine adjustment screw disclosed in the present invention.
Fig. 11 is a bottom view of the slide rail disclosed herein.
Fig. 12 is a sectional view taken along line B-B in fig. 11.
Fig. 13 is a schematic structural diagram of a slide rail seat disclosed in the present invention.
Fig. 14 is a schematic structural diagram of the washboard adjusting device disclosed by the utility model, wherein the main transmission arm, the auxiliary transmission arm, the detection rod and the washboard are installed.
Reference numerals: 1. a twisting plate seat; 101. an installation part; 1011. positioning a groove; 102. a rectangular slider; 1021. a first waist hole; 1022. a second waist hole; 103. a routing portion; 1031. a wiring groove; 2. a slide rail; 201. a chute plate; 2011. a first arc-shaped slot; 2012. a second arc-shaped slot; 2013. a strip-shaped buckling part; 202. a side plate; 2021. a first circular through hole; 2022. a second circular through hole; 2023. a fourth circular through hole; 203. a first bar-shaped seam; 204. a second strip-shaped seam; 205. a dovetail groove; 206. a rectangular chute; 3. a slide rail seat; 301. a trapezoidal guide rail; 3011. a first counterbore; 3012. a first threaded hole; 3013. a third circular through hole; 4. fine adjustment of the screw rod; 401. clamping a platform; 402. an adjusting block; 403. a connecting section; 404. a card slot; 405. a screw; 5. rubbing; 6. a first locking screw; 7. an eccentric shaft; 701. a shaft; 702. an eccentric sleeve; 7021. a shaft hole; 7022. a keyway; 7023. countersunk threaded holes; 703. a third locking screw; 8. a second locking screw; 9. a main drive arm; 10. a secondary drive arm; 11. a detection rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail below with reference to the accompanying drawings, but embodiments of the present invention are not limited thereto.
Example 1:
referring to fig. 1, a washboard adjusting device comprises a washboard seat 1, a slide rail 2, a slide rail seat 3 and an eccentric shaft 7.
Specifically, referring to fig. 2-3, a rectangular slider 102 is disposed at the bottom of the rubbing board seat 1, two first waist holes 1021 are disposed in the rectangular slider 102 along the width direction of the rectangular slider 102, the two first waist holes 1021 are disposed at two ends of the rectangular slider 102, and the length direction of the first waist holes 1021 is the same as the length direction of the rectangular slider 102.
The washboard seat 1 is mainly used for installing the washboard 5, and the schematic diagram of the washboard 5 installed on the washboard seat 1 is shown in fig. 4. The washboard seat 1 further comprises a mounting portion 101 and a wiring portion 103, the mounting portion 101 is located above the rectangular sliding block 102, a positioning groove 1011 and a threaded hole are formed in the mounting portion 101 and used for mounting the washboard 5, and a wiring groove 1031 for wiring the washboard 5 is formed in the wiring portion 103.
Referring to fig. 5, the slide rail 2 includes two side plates 202 and a slide groove plate 201 located between the two side plates 202, and the slide rail 2 is preferably made of stainless steel. One surface of the chute plate 201 and the two side plates 202 enclose a rectangular chute 206, and the other surface of the chute plate 201 and the two side plates 202 enclose a dovetail groove 205. The side plates 202 on two sides of the rectangular sliding groove 206 are provided with first round through holes 2021 corresponding to the first waist hole 1021, the rectangular sliding groove 206 is used for being matched with the rectangular sliding block 102, and the depth of the rectangular sliding groove 206 is equal to the sum of the height of the rectangular sliding block 102 and the offset of the eccentric shaft 7. The height of the rectangular slider 102 refers to the length of the rectangular slider 102 in the direction of insertion into the rectangular chute 206.
Specifically, referring to fig. 6 to 7, the eccentric shaft 7 includes a shaft 701, an eccentric bushing 702, a key, and a third locking screw 703. Referring to fig. 7, a shaft hole 7021 is formed in the eccentric sleeve 702 at a position deviating from the center of the circle, a key groove 7022 is formed in the inner wall of the shaft hole 7021, the shaft 701 is in key connection with the eccentric sleeve 702, a countersunk threaded hole 7023 matched with a third locking screw 703 is formed in the eccentric sleeve 702, and the third locking screw 703 is used for locking the eccentric sleeve 702 and the shaft. The end face of the shaft 701 is provided with an inner hexagonal notch, and the shaft 701 can be rotated by an inner hexagonal wrench.
Referring to fig. 8-9, the middle of the eccentric shaft 7 is located in the first waist hole 1021, the two ends of the eccentric shaft 7 are located in the two first circular through holes 2021 on the side plate 202, and the eccentric shaft 7 is adjusted to realize the sliding of the washboard seat 1 in the slide rail 2.
The sliding between the slide rail seat 3 and the slide rail 2 is realized by a fine adjustment screw 4, specifically, referring to fig. 10, the fine adjustment screw 4 includes a screw 405, and a clamping table 401, a connecting section 403 and an adjusting block 402 which are coaxial and sequentially arranged at one end of the screw 405, the clamping table 401, the connecting section 403 and the adjusting block 402 are all cylindrical structures, and the diameter of the connecting section 403 is smaller than the diameter of the clamping table 401 and the diameter of the adjusting block 402, so as to form a clamping groove 404. The adjusting block 402 is provided with an inner hexagonal notch at the end face, and the adjusting block 402 can be rotated by an inner hexagonal wrench.
Referring to fig. 11, one end of the chute plate 201 facing one side of the dovetail groove 205 is provided with a first arc-shaped groove 2011 and a second arc-shaped groove 2012, and a strip-shaped buckling portion 2013 is formed between the first arc-shaped groove 2011 and the second arc-shaped groove 2012. Specifically, the top view of the first arc-shaped groove 2011 is a rounded rectangle, and the radian of the first arc-shaped groove is smaller than a semicircle. The second arcuate slot 2012 is rectangular in plan view and has an arc less than a half circle.
Referring to fig. 13, a trapezoidal guide rail 301 which is matched with the dovetail groove 205 is arranged on the slide rail seat 3, a first counter bore 3011 and a first threaded hole 3012 which is coaxial with the first counter bore 3011 are arranged at one end of the trapezoidal guide rail 301 and close to the end face, and the hole surface of the first counter bore 3011 is arc-shaped and exceeds a semicircle. Referring to fig. 9, when the trapezoidal guide rail 301 is located in the dovetail groove 205, the first counter bore 3011 and the second arc-shaped groove 2012 jointly form a cylindrical cavity for placing the adjusting block 402, the strip-shaped fastening portion 2013 is fastened in the fastening groove 404, the fastening table 401 is fastened in the first arc-shaped groove 2011, and the first threaded hole 3012 is used for being matched with the screw 405.
Referring to fig. 9, in the using process, the slide rail seat 3 is fixed, and since the strip-shaped fastening portion 2013 on the slide rail 2 is fastened in the fastening groove 404, the slide rail 2 is fixed relative to the fine adjustment screw 4, and by rotating the fine adjustment screw 4, the screw 405 of the fine adjustment screw 4 rotates in the first threaded hole 3012, and the slide rail 2 can slide relative to the slide rail seat 3.
Specifically, washboard seat 1 and slide rail 2 are locked through first locking mechanism, first locking mechanism includes:
referring to fig. 3, at least one second waist hole 1022 is disposed on the rectangular slider 102, and the length direction of the second waist hole 1022 is perpendicular to the length direction of the rectangular slider 102;
referring to fig. 5, the second circular through holes 2022 are disposed on the side plates 202 at both sides of the rectangular sliding groove 206 and correspond to the second waist holes 1022;
referring to fig. 12, a first bar-shaped slit 203 provided between the chute plate 201 and one of the side plates 202;
referring to fig. 1, and the first locking screw 6, the first locking screw 6 is inserted into the second circular through hole 2022 and the second waist hole 1022, and the first locking screw 6 is fixed between the two side plates 202 beside the rectangular sliding chute 206 by a nut. Preferably, the first locking screw 6 has two. When the nut is tightened, the first locking screw 6 and the pulling force of the nut can tighten and deform the two side plates 202 beside the rectangular sliding chute 206, so as to clamp the rectangular sliding block 102.
The slide rail seat 3 and the slide rail 2 are locked through a second locking mechanism; the second locking mechanism includes:
referring to fig. 13, a third circular through hole 3013 is disposed on the trapezoidal rail 301, and the third circular through hole 3013 is perpendicular to the length direction of the trapezoidal rail 301;
referring to fig. 5, fourth circular through holes 2023 provided on the side plates 202 on both sides of the dovetail groove 205 and corresponding to the third circular through holes 3013;
referring to fig. 12, a second linear slit 204 provided between the dovetail groove 205 and one of the side plates 202, the second linear slit 204 being on a different side from the first linear slit 203;
referring to fig. 1, and a second locking screw 8, the second locking screw 8 is inserted into the third circular through hole 3013 and the fourth circular through hole 2023, and the second locking screw 8 is fixed between the two side plates 202 beside the dovetail groove 205 by a nut. When the nut is tightened, the two side plates 202 beside the dovetail groove 205 can be tensioned and deformed by the tension of the second locking screw 8 and the nut, so that the trapezoid guide rail 301 is clamped.
The structure schematic diagram of the washboard adjusting device installed on the main driving arm 9 and the auxiliary driving arm 10 of the utility model is shown in fig. 14, the main driving arm and the auxiliary driving arm are installed on the slide rail seat 3, and the detection rod 11 is installed on the slide rail 2.
The utility model also provides a cigarette making machine which comprises the washboard adjusting device.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. A washboard adjusting device is characterized by comprising a washboard seat, a slide rail seat and an eccentric shaft;
the bottom of the washboard seat is provided with a rectangular sliding block, the rectangular sliding block is provided with two first waist holes along the width direction of the rectangular sliding block, the two first waist holes are arranged at two ends of the rectangular sliding block, and the length direction of the first waist holes is the same as that of the rectangular sliding block;
the slide rail comprises two side plates and a slide groove plate positioned between the two side plates, one surface of the slide groove plate and the two side plates enclose to form a rectangular slide groove, the other surface of the slide groove plate and the two side plates enclose to form a dovetail groove, the side plates at two sides of the rectangular slide groove are provided with a first round through hole corresponding to the first waist hole, the rectangular slide groove is used for being matched with the rectangular slide block, and the depth of the rectangular slide groove is equal to the sum of the height of the rectangular slide block and the offset of the eccentric shaft; the rubbing plate seat and the sliding rail are locked through a first locking mechanism;
the sliding rail seat is provided with a trapezoidal guide rail which is matched with the dovetail groove, and the sliding rail seat and the sliding rail are locked through a second locking mechanism;
the middle part of the eccentric shaft is positioned in the first waist hole, the two ends of the eccentric shaft are positioned in the two first circular through holes on the side plate, and the rubbing plate seat slides in the slide rail by adjusting the eccentric shaft.
2. Washboard adjusting device according to claim 1, wherein the sliding between the slide rail seat and the slide rail is realized by a fine adjustment screw, in particular,
the fine tuning screw comprises a screw rod, and a clamping table, a connecting section and an adjusting block which are coaxial and sequentially arranged at one end of the screw rod, wherein the clamping table, the connecting section and the adjusting block are all of cylindrical structures, and the diameter of the connecting section is smaller than that of the clamping table and the adjusting block so as to form a clamping groove;
a first arc-shaped groove and a second arc-shaped groove are formed in one end, facing one side of the dovetail groove, of the sliding groove plate, and a strip-shaped buckling part is formed between the first arc-shaped groove and the second arc-shaped groove;
the one end of trapezoidal guide rail just be close to terminal surface department be provided with first counter bore and with the first screw hole of first counter bore with the axle center, the hole face of first counter bore is for exceeding semicircular circular-arc, first counter bore with the second arc wall constitutes jointly and is used for placing the cylindrical cavity of regulating block, bar buckle portion block is in the draw-in groove, the block platform block is in the first arc wall, first screw hole be used for with the screw rod is mutually supported.
3. The washboard adjustment apparatus of claim 2 wherein the first locking mechanism comprises:
at least one second waist hole arranged on the rectangular sliding block, wherein the length direction of the second waist hole is vertical to the length direction of the rectangular sliding block;
the second circular through holes are formed in the side plates on two sides of the rectangular sliding groove and correspond to the second waist holes in position;
a first strip-shaped seam arranged between the chute plate and one of the side plates;
and the first locking screw penetrates through the second round through hole and the second waist hole and is fixed between the two side plates beside the rectangular sliding groove through a nut.
4. A washboard adjustment apparatus according to claim 3 wherein the second locking mechanism comprises:
the third circular through hole is formed in the trapezoidal guide rail and is perpendicular to the length direction of the trapezoidal guide rail;
the fourth circular through holes are arranged on the side plates at two sides of the dovetail groove and correspond to the third circular through holes in position;
a second strip-shaped slit arranged between the dovetail groove and one of the side plates, wherein the second strip-shaped slit and the first strip-shaped slit are on different sides;
and the second locking screw penetrates through the third circular through hole and the fourth circular through hole and is fixed between the two side plates beside the dovetail groove through a nut.
5. The washboard adjusting device of claim 1, wherein the eccentric shaft comprises a shaft, an eccentric sleeve, a key and a third locking screw, the eccentric sleeve is provided with a key slot, the shaft is connected with the eccentric sleeve by the key, the eccentric sleeve is provided with a countersunk threaded hole matched with the third locking screw, and the third locking screw locks the eccentric sleeve and the shaft.
6. The washboard adjusting device of claim 1, wherein the washboard seat further comprises a mounting part and a wiring part which are arranged above the rectangular sliding block, the mounting part is provided with a positioning slot and a threaded hole for mounting the washboard, and the wiring part is provided with a wiring slot for wiring the washboard.
7. A cigarette making machine comprising a washboard adjustment apparatus according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121985100.6U CN215913292U (en) | 2021-08-23 | 2021-08-23 | Washboard adjusting device and cigarette machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121985100.6U CN215913292U (en) | 2021-08-23 | 2021-08-23 | Washboard adjusting device and cigarette machine |
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| Publication Number | Publication Date |
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| CN215913292U true CN215913292U (en) | 2022-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121985100.6U Active CN215913292U (en) | 2021-08-23 | 2021-08-23 | Washboard adjusting device and cigarette machine |
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| CN (1) | CN215913292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113519893A (en) * | 2021-08-23 | 2021-10-22 | 四川中烟工业有限责任公司 | Washboard adjusting device and cigarette machine |
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2021
- 2021-08-23 CN CN202121985100.6U patent/CN215913292U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113519893A (en) * | 2021-08-23 | 2021-10-22 | 四川中烟工业有限责任公司 | Washboard adjusting device and cigarette machine |
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