CN105398027A - Drafting device of plastics production line - Google Patents
Drafting device of plastics production line Download PDFInfo
- Publication number
- CN105398027A CN105398027A CN201511005554.1A CN201511005554A CN105398027A CN 105398027 A CN105398027 A CN 105398027A CN 201511005554 A CN201511005554 A CN 201511005554A CN 105398027 A CN105398027 A CN 105398027A
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- CN
- China
- Prior art keywords
- plasticizing
- draw
- gear
- pulley
- groups
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/355—Conveyors for extruded articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92019—Pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
The invention discloses a drafting device of a plastics production line, and relates to the technical field of plastics production lines. The drafting device comprises two groups of belt wheels, namely an upper belt wheel and a lower belt wheel; the two belt wheels are parallel to each other and clamp a plastic pipe which is cooled and set through a cooling device of the plastics production line; the two groups of belt wheels rotate synchronously to draft the plastic pipe to move; each group of belt wheel comprises a driving wheel, a driven wheel and an annular conveyor belt, and the conveyor belt is wound on the driving wheel and the driven wheel; the traction device further comprises a pressure detector and a spacing adjustment mechanism; the spacing adjustment mechanism can drive the upper belt wheel and/or the lower belt wheel to vertically move so as to adjust the spacing between the two groups of belt wheels; the pressure detector can detect pressure applied by the two groups of belt wheels on the plastic pipe; and the spacing adjustment mechanism can adjust the spacing between the two groups of belt wheels according to the pressure, so that the pressure is preset pressure.
Description
Technical field
The present invention relates to plasticizing production line technology field.
Background technology
Plasticizing production line is production line raw material being made plastic products, it mainly comprises extruder, cooling device, draw-gear and cutter sweep, extruder extrusion plasticizing pipe by raw materials melt and from mould, after the plasticizing pipe cooling and shaping that extruder is extruded by the cooling device being positioned at extruder rear end, basic forming is just managed in plasticizing, the plasticizing pipe that the draw-gear being positioned at cooling device rear end draws cooling and shaping moves, thus allow extruder extrusion plasticizing pipe uninterruptedly, the plasticizing pipe exported from draw-gear is then cut slivering by preset length by the cutter sweep being positioned at draw-gear rear end, complete the production of plastic products.
The draw-gear of existing plasticizing production line, normally clamp plasticizing pipe by two groups of belt pulleys to rotate and draw described plasticizing pipe and move, spacing between two groups of belt pulleys determine plasticizing pipe suffered by by these two groups of belt pulley applied pressures, spacing between two groups of belt pulleys of existing draw-gear is normally by operating personnel's rule of thumb manual adjustment, like this and be not easy to be adjusted to suitable spacing, when spacing is excessive, belt pulley and plasticizing pipe can skid, thus easily recognize the situation that spacing is excessive and regulated, when spacing is too small, visually observe and there is no difference, be not easy to find this situation, and the too small described plasticizing Guan Zehui of spacing bears excessive pressure, described plasticizing pipe is now easily crushed out of shape.
Summary of the invention
In view of this, the invention provides a kind of draw-gear plastifying production line, it is not easy to make produced plasticizing pipe distortion.
For achieving the above object, the invention provides following technical scheme.
The draw-gear of plasticizing production line, comprise upper belt pulley and bottom pulley two groups of belt pulleys, parallel to each other and the clamping of these two groups of belt pulleys is through the plasticizing pipe of the cooling device cooling and shaping of described plasticizing production line, these two groups of belt pulley synchronous axial system move to draw described plasticizing pipe, often organize belt pulley and comprise driving wheel, the conveyer belt of driven pulley and ring-type, conveyer belt is around in driving wheel and driven pulley, described draw-gear also comprises pressure detector and distance regulating mechanism, distance regulating mechanism can drive upper belt pulley and/or bottom pulley vertically mobile to regulate the spacing between described two groups of belt pulleys, pressure detector detect suffered by described plasticizing pipe by described two groups of belt pulley applied pressures, distance regulating mechanism regulates the spacing between described two groups of belt pulleys according to described pressure, to make described pressure for presetting size.
Draw-gear is provided with pressure detector to detect the stressing conditions of plasticizing pipe, distance regulating mechanism regulates the spacing between two groups of belt pulleys accordingly, there is the feedback of pressure detector, therefore the spacing between described two groups of belt pulleys can be adjusted to suitable numerical value by distance regulating mechanism, the pressure suffered by plasticizing pipe can be made to be default size, therefore to plastify pipe and be not easy compressive deformation when being pulled.
Preferably, described draw-gear also comprises actuating unit, actuating unit comprises the traction driver that two travelling gears, two linkage gears and the driving wheel for the driving wheel or bottom pulley that drive upper belt pulley rotate, two travelling gears are fixed by socket with the rotating shaft of the rotating shaft of the driving wheel of upper belt pulley and the driving wheel of bottom pulley respectively, and two linkage gears intermesh and engage with two travelling gears respectively.
Preferably, described distance regulating mechanism comprises slide assemblies and roll adjustment driver, slide assemblies comprises movable supporting board, slide block, cross slide way and vertical guide, cross slide way maintains static, vertical guide coordinates with cross slide way and laterally can slide along it, and slide block coordinates with vertical guide and vertically can slide along it, and movable supporting board and slide block are fixed, upper belt pulley and movable supporting board are fixed, and roll adjustment driver can drive movable supporting board vertically movement.
Preferably, movable supporting board is provided with the sliding eye of horizontal bar shaped, is provided with the sliding shoe that can laterally slide in this sliding eye within it, and the output shaft of roll adjustment driver is connected with described sliding shoe.
Preferably, described draw-gear also comprises support body, and support body comprises base station and fixed supported slab, and bottom pulley, described cross slide way and roll adjustment driver are fixed on fixed supported slab, and traction driver is fixed on base station, and it drives the driving wheel of bottom pulley to rotate.
Preferably, upper belt pulley is provided with horizontal top board, top board offsets with the top of one section of conveyer belt contacted with described plasticizing pipe of upper belt pulley, bottom pulley is provided with horizontal lower platen, lower platen offsets with the bottom of one section of conveyer belt contacted with described plasticizing pipe of bottom pulley, pressure detector comprises pressure sensor, and bottom top board and lower platen top is equipped with described pressure sensor.
Preferably, described draw-gear also comprises deformation detectors, it is positioned at described two groups of belt pulley rear ends, detects the deformation quantity of the described plasticizing pipe exported between described two groups of belt pulleys, and distance regulating mechanism regulates the spacing between described two groups of belt pulleys according to described pressure and described deformation quantity.
Preferably, deformation detectors comprises two range sensors of horizontally set and vertical two range sensors arranged, the range sensor of a horizontally set detects its distance apart from the left end of described plasticizing pipe, the range sensor of another horizontally set detects its distance apart from the right-hand member of described plasticizing pipe, detect the deformation quantity of described plasticizing pipe transverse direction accordingly, range sensor vertically arranged detects its distance apart from the top of described plasticizing pipe, another range sensor vertically arranged detects its distance apart from the bottom of described plasticizing pipe, detect the deformation quantity that described plasticizing pipe is vertical accordingly.
Preferably, described draw-gear also comprises speed detector, and it detects the translational speed of described plasticizing pipe, to control the rotating speed of described two groups of belt pulleys.
Accompanying drawing explanation
Fig. 1 is the structural representation of the draw-gear of plasticizing production line of the present invention;
Fig. 2 is the enlarged diagram at the A place in Fig. 1;
Fig. 3 is the decomposing schematic representation of the draw-gear of plasticizing production line of the present invention.
Reference numeral comprises:
Plasticizing pipe 1;
Upper belt pulley 31, driving wheel 311, driven pulley 312, conveyer belt 313, top board 314;
Bottom pulley 32, driving wheel 321, driven pulley 322, conveyer belt 323, lower platen 324;
Travelling gear 331, linkage gear 332, traction electric machine 333;
Movable supporting board 341, slide block 342, cross slide way 343, vertical guide 344, roll adjustment driver 345;
Base station 351, fixed supported slab 352, testing stand 36.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is elaborated.
As shown in Figure 1-Figure 3, the draw-gear of the plasticizing production line of the present embodiment comprises upper belt pulley 31, bottom pulley 32, pressure detector, deformation detectors, distance regulating mechanism, actuating unit and testing stand 36, upper belt pulley 31 and bottom pulley 32 be arranged in parallel and clamp the plasticizing pipe 1 through cooling device cooling and shaping, upper belt pulley 31 and bottom pulley 32 synchronous axial system thus draw described plasticizing pipe 1 and move from front to back, often organize belt pulley and comprise driving wheel, driven pulley and conveyer belt, conveyer belt is around in driving wheel and driven pulley, upper belt pulley 31 is provided with horizontal top board 314, bottom pulley 32 is provided with horizontal lower platen 324, top board 314 offsets with the top of one section of conveyer belt 313 contacted with described plasticizing pipe 1 of upper belt pulley 31, lower platen 324 offsets with the bottom of one section of conveyer belt 323 contacted with described plasticizing pipe 1 of bottom pulley 32, because conveyer belt is flexible, conveyer belt between driving wheel and driven pulley is understood deformation and reduces it to described plasticizing pipe 1 applied pressure, top board 314 is set and lower platen 324 can overcome the problems referred to above, pressure detector comprises several pressure sensors, several sensors described are located at respectively the bottom of top board 314 and the top of lower platen 324, according to the principle of active force and reaction force, can record suffered by described plasticizing pipe 1 by two groups of belt pulley applied pressures.Spacing between the adjustable upper belt pulley 31 of distance regulating mechanism and bottom pulley 32, regulate described pressure accordingly, distance regulating mechanism regulates the spacing between upper belt pulley 31 and bottom pulley 32 according to the described pressure that described pressure sensor records, to make described pressure for presetting size, described spacing so can be made to be suitable numerical value, avoid described spacing regulate improper and give described plasticizing pipe 1 apply excessive pressure make it distortion.
As depicted in figs. 1 and 2, actuating unit comprises two travelling gears 331, two linkage gears 332 and the traction driver for driving the driving wheel 321 of bottom pulley 32 to rotate, in other embodiments, traction driver also can drive the driving wheel 311 of upper belt pulley 31, two travelling gears 331 are fixed by socket with the rotating shaft of the rotating shaft of the driving wheel 311 of upper belt pulley 31 and the driving wheel 321 of bottom pulley 32 respectively, two linkage gears 332 intermesh and engage with two travelling gears 331 respectively, in the present embodiment, traction driver is traction electric machine 333, the travelling gear 331 that its rotating shaft is fixed by socket by a gear and the rotating shaft of the driving wheel 321 with bottom pulley 32 engages, the driving wheel 321 of bottom pulley 32 is driven to rotate with this.By the transmission of even number linkage gear 332, upper belt pulley 31 and bottom pulley 32 are linked, thus without the need to arranging traction driver for upper belt pulley 31 again, simplifies the structure, saved cost.
When upper belt pulley 31 moves up and down, because the reason of linkage gear 332, upper belt pulley 31 may be able to not move linearly at vertical direction, move up and down in order to upper belt pulley 31 smoothly can be driven, see Fig. 3, in the present embodiment, distance regulating mechanism comprises slide assemblies and roll adjustment driver 345, slide assemblies comprises movable supporting board 341, slide block 342, cross slide way 343 and vertical guide 344, cross slide way 343 is fixed on fixed supported slab 352 motionless, vertical guide 344 coordinates with cross slide way 343 and laterally can slide along it, slide block 342 coordinates with vertical guide 344 and vertically can slide along it, movable supporting board 341 is fixed with slide block 342, upper belt pulley 31 is fixed with movable supporting board 341, roll adjustment driver 345 can drive movable supporting board 341 vertically movement.Movable supporting board 341 is provided with the sliding eye of horizontal bar shaped, is provided with the sliding shoe that can laterally slide in this sliding eye within it, and the output shaft of roll adjustment driver 345 is connected with described sliding shoe.Roll adjustment driver 345 can be cylinder.When roll adjustment driver 345 drives upper belt pulley 31 to move up and down, while vertical movement, cross slide way 343 can allow upper belt pulley 31 with movable supporting board 341 transverse shifting, the sliding eye of the bar shaped on movable supporting board 341 also can allow described sliding shoe laterally slide wherein, so, upper belt pulley 31 can be allowed to move up and down along curve, and upper belt pulley 31 is also therefore, it is possible to smoothly move up and down.It should be noted that, the displacement that upper belt pulley 31 moves up and down is very little, and therefore in its process moved up and down, the displacement of its transverse direction is very little, negligible, therefore can't affect traction effect.
Testing stand 36 is positioned at the rear end of upper belt pulley 31 and bottom pulley 32, from the described plasticizing pipe 1 exported between described two groups of belt pulleys through wherein, deformation detectors comprises two range sensors of horizontally set and vertical two range sensors arranged, above-mentioned four range sensors are all fixed on testing stand 36, the range sensor of a horizontally set detects its distance apart from the left end of described plasticizing pipe 1, the range sensor of another horizontally set detects its distance apart from the right-hand member of described plasticizing pipe 1, detect the deformation quantity of described plasticizing pipe 1 transverse direction accordingly, range sensor vertically arranged detects its distance apart from the top of described plasticizing pipe 1, another range sensor vertically arranged detects its distance apart from the bottom of described plasticizing pipe 1, detect the deformation quantity that described plasticizing pipe 1 is vertical accordingly, described horizontal deformation quantity and vertical deformation quantity are referred to as the deformation quantity of described plasticizing pipe 1, if described plasticizing pipe 1 is not out of shape after the extruding of apparatus for supercooling and described two groups of belt pulleys, then described horizontal deformation quantity and vertical deformation quantity are zero, if described plasticizing pipe 1 has been out of shape after the extruding of apparatus for supercooling and described two groups of belt pulleys, then at least one is non-vanishing for described horizontal deformation quantity and vertical deformation quantity, now distance regulating mechanism regulates spacing between upper belt pulley 31 and bottom pulley 32 according to the described pressure that the deformation quantity of described plasticizing pipe 1 and pressure detector record, the deformation quantity of the plasticizing pipe 1 after rectifiable.In addition, there is deformation in described plasticizing pipe 1, also be likely that cooling device does not fully cool plasticizing pipe 1, deformation is there is after making it receive the extruding of draw-gear, for this reason, also can heat sink be allowed to the water for cooling of cooling water tank 23 while regulating the spacing between upper belt pulley 31 and bottom pulley 32, with the cooling effect to plasticizing pipe 1.
The draw-gear of the present embodiment is also provided with speed detector, in the present embodiment, speed detector comprises velocity sensor, it is fixed on testing stand 36, detect the translational speed of described plasticizing pipe 1, to control the rotating speed of traction electric machine 333, by this FEEDBACK CONTROL, thus the translational speed of described plasticizing pipe 1 is allowed to remain on pre-set velocity size.
As shown in figures 1 and 3, draw-gear also comprises support body, and support body comprises base station 351 and fixed supported slab 352, and fixed supported slab 352 and traction electric machine 333 are fixed on base station 352, and bottom pulley 32 and cross slide way 343 are fixed on fixed supported slab 352.
Above disclosedly be only the preferred embodiments of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the present patent application the scope of the claims is done, still belong to the scope that the present invention is contained.
Claims (9)
1. plastify the draw-gear of production line, comprise upper belt pulley and bottom pulley two groups of belt pulleys, parallel to each other and the clamping of these two groups of belt pulleys is through the plasticizing pipe of the cooling device cooling and shaping of described plasticizing production line, these two groups of belt pulley synchronous axial system move to draw described plasticizing pipe, often organize belt pulley and comprise driving wheel, the conveyer belt of driven pulley and ring-type, conveyer belt is around in driving wheel and driven pulley, it is characterized in that, described draw-gear also comprises pressure detector and distance regulating mechanism, distance regulating mechanism can drive upper belt pulley and/or bottom pulley vertically mobile to regulate the spacing between described two groups of belt pulleys, pressure detector detect suffered by described plasticizing pipe by described two groups of belt pulley applied pressures, distance regulating mechanism regulates the spacing between described two groups of belt pulleys according to described pressure, to make described pressure for presetting size.
2. the draw-gear of plasticizing production line according to claim 1, it is characterized in that, described draw-gear also comprises actuating unit, actuating unit comprises the traction driver that two travelling gears, two linkage gears and the driving wheel for the driving wheel or bottom pulley that drive upper belt pulley rotate, two travelling gears are fixed by socket with the rotating shaft of the rotating shaft of the driving wheel of upper belt pulley and the driving wheel of bottom pulley respectively, and two linkage gears intermesh and engage with two travelling gears respectively.
3. the draw-gear of plasticizing production line according to claim 2, it is characterized in that, described distance regulating mechanism comprises slide assemblies and roll adjustment driver, slide assemblies comprises movable supporting board, slide block, cross slide way and vertical guide, cross slide way maintains static, vertical guide coordinates with cross slide way and laterally can slide along it, slide block coordinates with vertical guide and vertically can slide along it, movable supporting board and slide block are fixed, upper belt pulley and movable supporting board are fixed, and roll adjustment driver can drive movable supporting board vertically movement.
4. the draw-gear of plasticizing production line according to claim 3, is characterized in that, movable supporting board is provided with the sliding eye of horizontal bar shaped, is provided with the sliding shoe that can laterally slide in this sliding eye within it, and the output shaft of roll adjustment driver is connected with described sliding shoe.
5. the draw-gear of plasticizing production line according to claim 3, it is characterized in that, described draw-gear also comprises support body, support body comprises base station and fixed supported slab, bottom pulley, described cross slide way and roll adjustment driver are fixed on fixed supported slab, traction driver is fixed on base station, and it drives the driving wheel of bottom pulley to rotate.
6. the draw-gear of plasticizing production line according to claim 1, it is characterized in that, upper belt pulley is provided with horizontal top board, top board offsets with the top of one section of conveyer belt contacted with described plasticizing pipe of upper belt pulley, bottom pulley is provided with horizontal lower platen, lower platen offsets with the bottom of one section of conveyer belt contacted with described plasticizing pipe of bottom pulley, and pressure detector comprises pressure sensor, and bottom top board and lower platen top is equipped with described pressure sensor.
7. the draw-gear of plasticizing production line according to claim 1, it is characterized in that, described draw-gear also comprises deformation detectors, it is positioned at described two groups of belt pulley rear ends, detect the deformation quantity of the described plasticizing pipe exported between described two groups of belt pulleys, distance regulating mechanism regulates the spacing between described two groups of belt pulleys according to described pressure and described deformation quantity.
8. the draw-gear of plasticizing production line according to claim 7, it is characterized in that, deformation detectors comprises two range sensors of horizontally set and vertical two range sensors arranged, the range sensor of a horizontally set detects its distance apart from the left end of described plasticizing pipe, the range sensor of another horizontally set detects its distance apart from the right-hand member of described plasticizing pipe, detect the deformation quantity of described plasticizing pipe transverse direction accordingly, range sensor vertically arranged detects its distance apart from the top of described plasticizing pipe, another range sensor vertically arranged detects its distance apart from the bottom of described plasticizing pipe, detect the deformation quantity that described plasticizing pipe is vertical accordingly.
9. the draw-gear of plasticizing production line according to claim 1, is characterized in that, described draw-gear also comprises speed detector, and it detects the translational speed of described plasticizing pipe, to control the rotating speed of described two groups of belt pulleys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511005554.1A CN105398027A (en) | 2015-12-25 | 2015-12-25 | Drafting device of plastics production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511005554.1A CN105398027A (en) | 2015-12-25 | 2015-12-25 | Drafting device of plastics production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105398027A true CN105398027A (en) | 2016-03-16 |
Family
ID=55463942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511005554.1A Withdrawn CN105398027A (en) | 2015-12-25 | 2015-12-25 | Drafting device of plastics production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105398027A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106945248A (en) * | 2017-05-25 | 2017-07-14 | 南通倍佳机械科技有限公司 | Tubular fiber fabric autoloader |
| CN106976241A (en) * | 2017-06-05 | 2017-07-25 | 依合斯电梯扶手（上海）有限公司 | One kind pressing pulling equipment |
| CN107351356A (en) * | 2017-09-08 | 2017-11-17 | 贵州亿博科技有限公司 | A kind of thermoplastic film draw-gear |
| CN107351368A (en) * | 2017-09-08 | 2017-11-17 | 贵州亿博科技有限公司 | A kind of thermoplastic film hauling machine |
| CN108312471A (en) * | 2018-02-01 | 2018-07-24 | 河南尚品优塑科技有限公司 | Pipe tractor structure |
| CN111086185A (en) * | 2019-12-25 | 2020-05-01 | 安徽环瑞电热器材有限公司 | Cable extrusion device |
| CN113681860A (en) * | 2021-06-19 | 2021-11-23 | 安徽淮宿建材有限公司 | Middle position traction device for wood-plastic plate |
| CN115606827A (en) * | 2022-10-09 | 2023-01-17 | 上海盘点食品科技有限公司 | Dried bean curd blank pressing equipment and pressing method for bean product processing |
-
2015
- 2015-12-25 CN CN201511005554.1A patent/CN105398027A/en not_active Withdrawn
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106945248A (en) * | 2017-05-25 | 2017-07-14 | 南通倍佳机械科技有限公司 | Tubular fiber fabric autoloader |
| CN106976241A (en) * | 2017-06-05 | 2017-07-25 | 依合斯电梯扶手（上海）有限公司 | One kind pressing pulling equipment |
| CN107351368B (en) * | 2017-09-08 | 2023-08-01 | 江苏求实塑业有限公司 | Thermoplastic film tractor |
| CN107351356A (en) * | 2017-09-08 | 2017-11-17 | 贵州亿博科技有限公司 | A kind of thermoplastic film draw-gear |
| CN107351368A (en) * | 2017-09-08 | 2017-11-17 | 贵州亿博科技有限公司 | A kind of thermoplastic film hauling machine |
| CN107351356B (en) * | 2017-09-08 | 2023-12-19 | 佛山市南海广一塑薄膜有限公司 | Thermoplastic film traction device |
| CN108312471A (en) * | 2018-02-01 | 2018-07-24 | 河南尚品优塑科技有限公司 | Pipe tractor structure |
| CN111086185A (en) * | 2019-12-25 | 2020-05-01 | 安徽环瑞电热器材有限公司 | Cable extrusion device |
| CN111086185B (en) * | 2019-12-25 | 2021-12-10 | 安徽环瑞电热器材有限公司 | Cable extrusion device |
| CN113681860A (en) * | 2021-06-19 | 2021-11-23 | 安徽淮宿建材有限公司 | Middle position traction device for wood-plastic plate |
| CN113681860B (en) * | 2021-06-19 | 2023-03-21 | 安徽淮宿建材有限公司 | Middle position traction device for wood-plastic plate |
| CN115606827B (en) * | 2022-10-09 | 2023-08-04 | 上海盘点食品科技有限公司 | Dried tofu embryo pressing equipment for bean curd product processing |
| CN115606827A (en) * | 2022-10-09 | 2023-01-17 | 上海盘点食品科技有限公司 | Dried bean curd blank pressing equipment and pressing method for bean product processing |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160316 |
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| WW01 | Invention patent application withdrawn after publication |