CN111660698A - Automatic pencil lead feeding device - Google Patents
Automatic pencil lead feeding device Download PDFInfo
- Publication number
- CN111660698A CN111660698A CN202010528833.0A CN202010528833A CN111660698A CN 111660698 A CN111660698 A CN 111660698A CN 202010528833 A CN202010528833 A CN 202010528833A CN 111660698 A CN111660698 A CN 111660698A
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- CN
- China
- Prior art keywords
- lead
- recess
- roller
- pencil lead
- branch brace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012216 screening Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000003292 glue Substances 0.000 description 5
- 239000002023 wood Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
- B43K19/16—Making non-propelling pencils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/26—Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Abstract
The invention discloses an automatic pencil lead feeding device, and aims to provide an automatic pencil lead feeding device which is simple in structure, high in working efficiency and good in output quality. The pen refill feeding mechanism comprises a pen refill hopper, a pen refill conveying line, a pen refill channel, a roller and a roller motor, wherein a pen refill groove is formed in the wheel surface of the roller, an arc-shaped baffle is arranged on the outer side of the wheel surface on the left side of the roller, and a gap is formed between the wheel surface on the left side of the roller and the arc-shaped baffle; the refill passageway includes left branch brace and right branch brace, left branch brace and right branch brace parallel arrangement, all is provided with the recess on the left branch brace and on the right branch brace, and the recess opening on the left branch brace sets up with the recess opening of right branch brace relatively, and the upper end of two recesses all communicates with the entry of refill passageway, and the lower extreme of recess all communicates with the export of refill passageway, has the screening clearance between left branch brace and the right branch brace. The invention is applied to the technical field of automatic pencil lead feeding devices.
Description
Technical Field
The invention relates to an automatic processing device, in particular to an automatic pencil lead feeding device.
Background
The production process of the pencil generally comprises the working procedures of blanking, gluing, filling, bonding and the like. The blanking is to cut grooves on the raw wood board by a machine, namely to cut grooves for installing the graphite pen cores. The glue brushing is to brush the cut grooves with glue, and the glue is elastic after being cured, so that the graphite pen core is prevented from being cracked and added during processing. The step of adding the core is to place the graphite pen core into the groove after the glue is brushed to cover the board, and the covering board is to cover the wood board with the groove cut on the upper surface and the wood board on the lower surface; the bonding is to completely bond the upper and lower wood boards with a certain pressure, and then cut the bonded wood boards into pencil shapes. To current pencil lead income core device, for example the chinese patent that publication number is CN208745594U, it discloses a device of adding core convenient to pencil board, including support column, mount, pencil lead place the shell, pencil lead, limiting plate, first motor, pivot, roller, standing groove, spacing double-layered shell, supporting leg, first cylinder, conveyer belt, second motor, second cylinder, clamp splice, pencil board and pencil lead groove. The pencil feeding device is complex in structure, low in feeding efficiency and easy to feed pencil lead with length not meeting requirements into a pencil board, and then produces unqualified pencils.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and provides the automatic pencil lead feeding device which is simple in structure, high in working efficiency and good in output quality.
The technical scheme adopted by the invention is as follows: the invention comprises a refill hopper, a refill conveying line arranged below a discharge port of the refill hopper, a refill channel arranged at the output end of the refill conveying line, a roller arranged at the outlet of the refill channel and a roller motor in transmission connection with the center of the roller, wherein a plurality of parallel refill grooves are arranged on the wheel surface of the roller, the length direction of each refill groove is parallel to the central axis of the roller, the inlet of each refill channel is connected with the output end of the refill conveying line, the outlet of each refill channel is close to the upper part of the wheel surface on the right side of the roller, the refill channel is obliquely arranged, the inlet of each refill channel is higher than the outlet of each refill channel, an arc-shaped baffle is arranged on the outer side of the wheel surface on the left side of the roller, the upper end of the arc-shaped baffle is positioned at the top of the wheel surface of the roller, and the upper, a gap is arranged between the left side wheel face of the roller and the arc-shaped baffle. The refill passageway includes left branch brace and right branch brace, the left branch brace with right branch brace parallel arrangement, on the left branch brace with all be provided with the recess on the right branch brace, the recess opening on the left branch brace with the recess opening of right branch brace sets up relatively, two the upper end of recess all with the entry intercommunication of refill passageway, the lower extreme of recess all with the export intercommunication of refill passageway, the left branch brace with the screening clearance has between the right branch brace.
Further, the refill transfer chain includes a plurality of band pulley, sets up belt on the band pulley and with the conveyor motor of band pulley transmission connection.
Further, the width of the groove is larger than the diameter of the pencil lead.
Further, the width of the groove is less than twice the diameter of the pencil lead.
Further, the recess is located the inboard of left branch stay, the outside of left branch stay be equipped with the through-hole of recess bottom intercommunication, the outside of left branch stay still is provided with the mount pad, be provided with the cylinder on the mount pad, the output of cylinder is provided with the push jack, push jack one end with the cylinder is connected, the other end of push jack passes the through-hole gets into in the recess, be close to above the push jack the upper wall of recess, below the push jack with distance between the lower wall of recess is greater than the diameter of pencil core.
Further, the recess is located the inboard of right branch stay, the outside of right branch stay be equipped with the through-hole of recess bottom intercommunication, the outside of right branch stay still is provided with the mount pad, be provided with the cylinder on the mount pad, the output of cylinder is provided with the push jack, push jack one end with the cylinder is connected, the other end of push jack passes the through-hole gets into in the recess, be close to above the push jack the upper wall of recess, below the push jack with distance between the lower wall of recess is greater than the diameter of pencil core.
Further, the outside of left branch stay still is provided with screening clearance adjustment cylinder, screening clearance adjustment cylinder's flexible direction is the same with the axial of pencil lead.
Further, the below of left branch stay still is provided with a plurality of slide rails, the below of left branch stay with slide rail sliding connection, the slip direction of left branch stay is the same with the axial of pencil lead.
Further, the clearance between the left side wheel surface of the roller and the arc-shaped baffle is smaller than the diameter of the pencil lead.
The invention has the beneficial effects that: the invention adopts the design of early screening, and comprises a refill hopper, a refill conveying line arranged below a discharge port of the refill hopper, a refill channel arranged at the output end of the refill conveying line, a roller arranged at the outlet of the refill channel and a roller motor in transmission connection with the center of the roller, wherein the wheel surface of the roller is provided with a plurality of refill grooves which are parallel to each other, the length direction of each refill groove is parallel to the central axis of the roller, the inlet of the refill channel is connected with the output end of the refill conveying line, the outlet of the refill channel is close to the upper part of the wheel surface at the right side of the roller, the refill channel is obliquely arranged, the inlet of the refill channel is higher than the outlet of the refill channel, the outer side of the wheel surface at the left side of the roller is provided with an arc-shaped baffle, and the upper end of the arc-, the upper end of the arc-shaped baffle is positioned at the bottom of the wheel surface of the roller, and a gap is arranged between the wheel surface on the left side of the roller and the arc-shaped baffle. The pencil lead channel comprises a left supporting strip and a right supporting strip, the left supporting strip and the right supporting strip are arranged in parallel, grooves are formed in the left supporting strip and the right supporting strip, groove openings in the left supporting strip and groove openings in the right supporting strip are arranged oppositely, the upper ends of the two grooves are communicated with inlets of the pencil lead channel, the lower ends of the grooves are communicated with outlets of the pencil lead channel, and a screening gap is formed between the left supporting strip and the right supporting strip.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged schematic view at A of FIG. 1;
FIG. 3 is a top view of the present invention;
fig. 4 is a side view of the cartridge channel;
fig. 5 is a schematic diagram of the push-out piece 36 pushing out unqualified pencil leads.
Detailed Description
As shown in fig. 1 to 3, in this embodiment, the present invention includes a pen core hopper 1, a pen core conveying line 2 disposed below a discharge port of the pen core hopper 1, a pen core channel 3 disposed at an output end of the pen core conveying line 2, a roller 4 disposed at an outlet of the pen core channel 3, and a roller motor 5 in transmission connection with a center of the roller 4, wherein a plurality of pen core grooves 6 parallel to each other are disposed on a wheel surface of the roller 4, a length direction of the pen core groove 6 is parallel to a central axis of the roller 4, an inlet of the pen core channel 3 receives the output end of the pen core conveying line 2, an outlet of the pen core channel 3 is close to an upper portion of a right wheel surface of the roller 4, the pen core channel 3 is disposed obliquely, the inlet of the pen core channel 3 is higher than the outlet of the pen core channel 3, an arc-shaped baffle 7 is disposed outside, the upper end of the arc-shaped baffle 7 is positioned at the top of the wheel surface of the roller 4, the upper end of the arc-shaped baffle 7 is positioned at the bottom of the wheel surface of the roller 4, and a gap is arranged between the wheel surface on the left side of the roller 4 and the arc-shaped baffle 7.
In this embodiment, the refill conveying line 2 includes a plurality of belt wheels, a belt 21 disposed on the belt wheels, and a conveying motor 22 in transmission connection with the belt wheels.
As shown in fig. 3 and 4, in this embodiment, the pen core channel 3 includes a left support bar 31 and a right support bar 32, the left support bar 31 and the right support bar 32 are arranged in parallel, grooves 33 are respectively provided on the left support bar 31 and the right support bar 32, openings of the grooves 33 on the left support bar 31 and the grooves 33 on the right support bar 32 are arranged oppositely, upper ends of the two grooves 33 are communicated with an inlet of the pen core channel 3, lower ends of the grooves 33 are communicated with an outlet of the pen core channel 3, and a screening gap 34 is provided between the left support bar 31 and the right support bar 32.
In this embodiment, the width of the groove 33 is greater than the diameter of the pencil lead.
In this embodiment, the width of the groove 33 is less than twice the diameter of the pencil lead.
As shown in fig. 4, in this embodiment, the groove 33 is located inside the left support bar 31, the outside of the left support bar 31 is provided with a through hole 8 communicated with the bottom of the groove 33, the outside of the left support bar 31 is further provided with a mounting seat 9, the mounting seat 9 is provided with a cylinder 35, an output end of the cylinder 35 is provided with a push sheet 36, one end of the push sheet 36 is connected with the cylinder 35, the other end of the push sheet 36 passes through the through hole 8 and enters the groove 33, the upper surface of the push sheet 36 is close to the upper wall of the groove 33, and the distance between the lower surface of the push sheet 36 and the lower wall of the groove 33 is greater than the diameter of a pencil lead.
As shown in fig. 4, in this embodiment, the groove 33 is located inside the right support bar 32, the outside of the right support bar 32 is provided with a through hole 8 communicated with the bottom of the groove 33, the outside of the right support bar 32 is further provided with a mounting seat 9, the mounting seat 9 is provided with a cylinder 35, an output end of the cylinder 35 is provided with a push sheet 36, one end of the push sheet 36 is connected with the cylinder 35, the other end of the push sheet 36 passes through the through hole 8 and enters the groove 33, the upper surface of the push sheet 36 is close to the upper wall of the groove 33, and the distance between the lower surface of the push sheet 36 and the lower wall of the groove 33 is greater than the diameter of a pencil lead.
In this embodiment, the outside of left support bar 31 still is provided with screening clearance adjustment cylinder 37, screening clearance adjustment cylinder 37's flexible direction is the same with the axial of pencil lead. The screening clearance can be passed through screening clearance adjustment cylinder 37 is adjusted, the screening clearance can be to not conforming to the pencil lead realization preliminary screening of length, and one end card is in the pencil lead in the recess 33 then can not fall into well in the screening clearance. Because one end card is in the pencil lead in the recess 33, the other end then is in unsettled state, the one end perk of pencil lead is in under the effect of gravity on the upper wall of recess 33, at this moment just can start cylinder 35, cylinder 35 drives the motion of push jack 36, push jack 36 pushes out the pencil lead of one end perk and falls into in the screening clearance, finally accomplish the screening work of pencil lead, ensure that the uniformity of the pencil of output is good, have good quality.
In this embodiment, the lower part of the left support bar 31 is also provided with a plurality of slide rails 38, the lower part of the left support bar 31 is slidably connected with the slide rails 38, and the sliding direction of the left support bar 31 is the same as the axial direction of the pencil lead.
In the embodiment, the clearance between the left side wheel surface of the roller 4 and the arc-shaped baffle 7 is smaller than the diameter of the pencil lead.
The pen cores are arranged through the pen core channel 3, and waste materials with insufficient length fall out; the roller 4 rotates the pencil lead to fall into a pencil lead groove 6 on the roller 4, the arc-shaped baffle 7 determines the position of the pencil lead falling, and the pencil template is waited to come to the designated position below the lead-in roller. The pencil templates processed by the pencil rod processing device are conveyed into the lower part of the lead device at certain intervals, the relative speed is adjusted to enable the grooves on the pencil templates and the leads on the rollers 4 to be correspondingly arranged in the grooves, and the leads are primarily fixed due to the glue in the grooves of the templates. After pressurization and drying, the pencil is basically molded; the gap to be cut on the template is aligned to the cutter through the adjusting roller, the cutter is used for cutting under the action of the pressing roller, the chip is removed by an external chip suction machine, and the pencil is separated from the template and enters the next device for processing. The invention has simple structure and high working efficiency, and can well ensure that the product has good quality
The invention is applied to the technical field of automatic pencil lead feeding devices.
While the embodiments of the present invention have been described in terms of practical embodiments, they are not to be construed as limiting the meaning of the present invention, and modifications of the embodiments and combinations with other embodiments will be apparent to those skilled in the art in light of the present description.
Claims (9)
1. The utility model provides an automatic lead-in device of pencil lead which characterized in that: the automatic lead feeding device for the pencil leads comprises a lead hopper (1), a lead conveying line (2) arranged below a discharge port of the lead hopper (1), a lead channel (3) arranged at the output end of the lead conveying line (2), a roller (4) arranged at the outlet of the lead channel (3) and a roller motor (5) in transmission connection with the center of the roller (4), wherein a plurality of parallel lead grooves (6) are arranged on the wheel surface of the roller (4), the length direction of each lead groove (6) is parallel to the central shaft of the roller (4), the inlet of the lead channel (3) is used for bearing the output end of the lead conveying line (2), the outlet of the lead channel (3) is close to the upper part of the right wheel surface of the roller (4), the lead channel (3) is obliquely arranged, and the inlet of the lead channel (3) is higher than the outlet of the lead channel (3), an arc-shaped baffle (7) is arranged on the outer side of the wheel surface on the left side of the roller (4), the upper end of the arc-shaped baffle (7) is positioned at the top of the wheel surface of the roller (4), the upper end of the arc-shaped baffle (7) is positioned at the bottom of the wheel surface of the roller (4), and a gap is formed between the wheel surface on the left side of the roller (4) and the arc-shaped baffle (7); refill passageway (3) include left branch brace (31) and right branch brace (32), left branch brace (31) with right branch brace (32) parallel arrangement, on left branch brace (31) with all be provided with recess (33) on right branch brace (32), recess (33) opening on left branch brace (31) with recess (33) opening of right branch brace (32) sets up relatively, two the upper end of recess (33) all with the entry intercommunication of refill passageway (3), the lower extreme of recess (33) all with the export intercommunication of refill passageway (3), left branch brace (31) with screening clearance (34) have between right branch brace (32).
2. The automatic pencil lead feeding device as claimed in claim 1, wherein: the refill conveying line (2) comprises a plurality of belt wheels, a belt (21) arranged on the belt wheels and a conveying motor (22) in transmission connection with the belt wheels.
3. The automatic pencil lead feeding device as claimed in claim 1, wherein: the width of the groove (33) is larger than the diameter of the pencil lead.
4. An automatic pencil lead feeding device according to claim 3, characterized in that: the width of the groove (33) is less than twice the diameter of the pencil lead.
5. The automatic pencil lead feeding device as claimed in claim 4, wherein: recess (33) are located the inboard of left branch stay (31), the outside of left branch stay (31) be equipped with through-hole (8) of recess (33) bottom intercommunication, the outside of left branch stay (31) still is provided with mount pad (9), be provided with cylinder (35) on mount pad (9), the output of cylinder (35) is provided with push jack (36), push jack (36) one end with cylinder (35) are connected, the other end of push jack (36) passes through-hole (8) get into in recess (33), be close to above push jack (36) the upper wall of recess (33), below push jack (36) with distance between the lower wall of recess (33) is greater than the diameter of pencil core.
6. The automatic pencil lead feeding device as claimed in claim 4, wherein: recess (33) are located the inboard of right branch stay (32), the outside of right branch stay (32) be equipped with through-hole (8) of recess (33) bottom intercommunication, the outside of right branch stay (32) still is provided with mount pad (9), be provided with cylinder (35) on mount pad (9), the output of cylinder (35) is provided with push jack (36), push jack (36) one end with cylinder (35) are connected, the other end of push jack (36) passes through-hole (8) get into in recess (33), be close to above push jack (36) the upper wall of recess (33), below push jack (36) with distance between the lower wall of recess (33) is greater than the diameter of pencil core.
7. An automatic pencil lead feeding device according to claim 5, wherein: the outside of left branch stay (31) still is provided with screening clearance adjustment cylinder (37), the flexible direction of screening clearance adjustment cylinder (37) is the same with the axial of pencil lead.
8. An automatic pencil lead feeding device according to claim 7, wherein: the below of left branch stay (31) still is provided with a plurality of slide rails (38), the below of left branch stay (31) with slide rail (38) sliding connection, the slip direction of left branch stay (31) is the same with the axial of pencil lead.
9. The automatic pencil lead feeding device as claimed in claim 1, wherein: the clearance between the left side wheel surface of the roller (4) and the arc-shaped baffle (7) is smaller than the diameter of the pencil lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010528833.0A CN111660698B (en) | 2020-06-11 | 2020-06-11 | Automatic pencil lead feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010528833.0A CN111660698B (en) | 2020-06-11 | 2020-06-11 | Automatic pencil lead feeding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111660698A true CN111660698A (en) | 2020-09-15 |
| CN111660698B CN111660698B (en) | 2022-02-08 |
Family
ID=72387233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010528833.0A Expired - Fee Related CN111660698B (en) | 2020-06-11 | 2020-06-11 | Automatic pencil lead feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111660698B (en) |
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| CN201219984Y (en) * | 2008-06-30 | 2009-04-15 | 张鹏辉 | Machine for automatically putting capsules into box |
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| CN103978808A (en) * | 2014-05-30 | 2014-08-13 | 常熟市祖博机械有限公司 | Cylinder pencil lead reeling machine capable of filtering pencil leads |
| CN108373051A (en) * | 2018-03-16 | 2018-08-07 | 朱读传 | A kind of feeding machanism |
| CN207890580U (en) * | 2018-02-05 | 2018-09-21 | 杨洁芳 | A kind of taper white board marker shell alignment apparatus |
| CN208006544U (en) * | 2017-11-27 | 2018-10-26 | 浙江丽水俊杰文教用品有限公司 | A kind of pencil sorting equipment |
| CN208361262U (en) * | 2018-04-20 | 2019-01-11 | 安徽省红顺新材料科技有限责任公司 | A kind of screening plant for porous brick |
| CN109592372A (en) * | 2018-12-27 | 2019-04-09 | 贵州大学 | A kind of push diversion mechanism of Rosa roxburghii Tratt separation system |
| CN208745594U (en) * | 2018-04-23 | 2019-04-16 | 庆元县新华机械制造有限公司 | A kind of core forming device convenient for pencil board |
| CN209366641U (en) * | 2018-11-13 | 2019-09-10 | 浙江联兴文教用品有限公司 | A kind of pencil-lead screening packaging facilities |
| CN111169198A (en) * | 2020-01-22 | 2020-05-19 | 福州普洛机械制造有限公司 | Grooving rubber core connecting wire and working method thereof |
-
2020
- 2020-06-11 CN CN202010528833.0A patent/CN111660698B/en not_active Expired - Fee Related
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201219984Y (en) * | 2008-06-30 | 2009-04-15 | 张鹏辉 | Machine for automatically putting capsules into box |
| WO2011073999A2 (en) * | 2009-12-17 | 2011-06-23 | Amit Kumar Yadav | Bio-deqradable writing instrument and a process for making the same |
| CN103978808A (en) * | 2014-05-30 | 2014-08-13 | 常熟市祖博机械有限公司 | Cylinder pencil lead reeling machine capable of filtering pencil leads |
| CN208006544U (en) * | 2017-11-27 | 2018-10-26 | 浙江丽水俊杰文教用品有限公司 | A kind of pencil sorting equipment |
| CN207890580U (en) * | 2018-02-05 | 2018-09-21 | 杨洁芳 | A kind of taper white board marker shell alignment apparatus |
| CN108373051A (en) * | 2018-03-16 | 2018-08-07 | 朱读传 | A kind of feeding machanism |
| CN208361262U (en) * | 2018-04-20 | 2019-01-11 | 安徽省红顺新材料科技有限责任公司 | A kind of screening plant for porous brick |
| CN208745594U (en) * | 2018-04-23 | 2019-04-16 | 庆元县新华机械制造有限公司 | A kind of core forming device convenient for pencil board |
| CN209366641U (en) * | 2018-11-13 | 2019-09-10 | 浙江联兴文教用品有限公司 | A kind of pencil-lead screening packaging facilities |
| CN109592372A (en) * | 2018-12-27 | 2019-04-09 | 贵州大学 | A kind of push diversion mechanism of Rosa roxburghii Tratt separation system |
| CN111169198A (en) * | 2020-01-22 | 2020-05-19 | 福州普洛机械制造有限公司 | Grooving rubber core connecting wire and working method thereof |
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| Publication number | Publication date |
|---|---|
| CN111660698B (en) | 2022-02-08 |
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