CN222712790U - A discharge width adjustable extrusion device for plastic sheets - Google Patents
A discharge width adjustable extrusion device for plastic sheets Download PDFInfo
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- CN222712790U CN222712790U CN202520320876.8U CN202520320876U CN222712790U CN 222712790 U CN222712790 U CN 222712790U CN 202520320876 U CN202520320876 U CN 202520320876U CN 222712790 U CN222712790 U CN 222712790U
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- bevel gear
- plate
- adjusting
- threaded rod
- extrusion molding
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- 238000001125 extrusion Methods 0.000 title claims abstract description 77
- 239000002985 plastic film Substances 0.000 title description 4
- 239000004033 plastic Substances 0.000 claims abstract description 41
- 238000007790 scraping Methods 0.000 claims description 24
- 238000007599 discharging Methods 0.000 claims description 22
- 230000002457 bidirectional effect Effects 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
本实用新型公开了一种塑料板材用出料宽幅调节式挤出装置，涉及挤出装置相关领域，为解决现有技术中的在调节出料宽幅时需要重新拆卸并安装挤出装置，操作繁琐且耗时长，并且需要配备不同型号的挤出装置，成本较高的问题。两个所述外L形固定板之间通过轴承转动连接有双向驱动螺纹杆，上固定立板穿过双向驱动螺纹杆并与双向驱动螺纹杆螺纹连接；所述挤塑模具上端安装有宽幅调节驱动电机，所述宽幅调节驱动电机输出轴端连接有第一锥齿轮，所述第一锥齿轮一侧啮合连接有第二锥齿轮，第二锥齿轮通过键槽固定于双向驱动螺纹杆中间部分的外部；所述上固定立板外侧沿双向驱动螺纹杆的前端固定有横向限位滑动杆。
The utility model discloses an extrusion device for adjusting the discharge width of plastic plates, which relates to the field of extrusion devices, and aims to solve the problem in the prior art that the extrusion device needs to be disassembled and installed again when adjusting the discharge width, which is cumbersome and time-consuming, and different types of extrusion devices need to be equipped, resulting in high costs. A two-way drive threaded rod is rotatably connected between the two outer L-shaped fixed plates through a bearing, and the upper fixed vertical plate passes through the two-way drive threaded rod and is threadedly connected to the two-way drive threaded rod; a width adjustment drive motor is installed at the upper end of the extrusion mold, and a first bevel gear is connected to the output shaft end of the width adjustment drive motor, and a second bevel gear is meshedly connected to one side of the first bevel gear, and the second bevel gear is fixed to the outside of the middle part of the two-way drive threaded rod through a keyway; a transverse limit sliding rod is fixed to the outer side of the upper fixed vertical plate along the front end of the two-way drive threaded rod.
Description
Technical Field
The utility model relates to the related field of extrusion devices, in particular to a discharging wide-width adjusting type extrusion device for plastic plates.
Background
Plastic plates are used as indispensable materials in modern industry and widely applied to a plurality of fields of construction, packaging, transportation, electronics and the like. Plastic extruders play a critical role in the production of plastic sheeting as an important plastic processing device, which is a device that extrudes molten plastic through a die. The working principle is that molten plastic material is forced to be conveyed and compressed by a screw rod, the molten plastic material is extruded by a shaping hole of a die to form a continuous plate, the continuous plate is solidified by a cooling device, and finally the continuous plate is cut into the required length by a cutting device.
Because with the diversification of the market demand for plastic plates, the demand for extrusion devices is also higher and higher, the fixed die extrusion devices have difficulty in meeting the market demand for plastic plates with different widths. For example, when processing plastic plates with different width requirements, the dies with different sizes are required to be replaced to adjust the widths of the plates, the original extrusion device is required to be detached firstly for each adjustment, the detachment time is long, the new extrusion device is required to be installed on an extruder when being selected, the installation time is also long, the time required for installing and detaching is long, the operation is complicated, and meanwhile, different extrusion devices are required to be configured for the plastic plates with different widths, so that the die cost is high, and the production cost is not reduced.
Disclosure of utility model
The utility model aims to provide a discharging wide-width adjusting type extrusion device for plastic plates, which aims to solve the problems that the extrusion device is required to be disassembled and installed again when the discharging wide width is adjusted, the operation is complicated, the time consumption is long, the extrusion devices of different types are required to be equipped, and the cost is high.
The technical scheme is that the discharging wide-width adjusting type extrusion device for the plastic plate comprises an extrusion head, an extrusion die and extrusion branch pipes, wherein the extrusion head is arranged at the rear end of the extrusion die, the extrusion branch pipes are arranged in the extrusion die, front adjusting shielding plates are arranged on two sides of the front end of the extrusion die, an upper fixing vertical plate is integrally connected to the inner side of the upper end of the front adjusting shielding plate, outer L-shaped fixing plates are fixedly welded on two sides of the front end of the upper end of the extrusion die, a two-way driving threaded rod is rotatably connected between the two outer L-shaped fixing plates through bearings, the upper fixing vertical plate penetrates through the two-way driving threaded rod and is in threaded connection with the two-way driving threaded rod, a wide-width adjusting driving motor is arranged at the upper end of the extrusion die, a first bevel gear is connected to the output shaft end of the wide-width adjusting driving motor, a second bevel gear is connected to one side of the first bevel gear in a meshed mode, the second bevel gear is fixedly arranged on the outer side of the middle of the two-way driving threaded rod through a key groove, a transverse limiting sliding rod is fixedly arranged on the outer side of the upper fixing vertical plate along the two-way driving threaded rod, and the outer side of the two-way driving threaded rod is fixedly arranged on the two-way limiting sliding rod.
Preferably, an inner rubber scraping strip is fixed at the inner side of the rear end of the front adjusting shielding plate and corresponds to the extrusion molding branch pipe.
Preferably, the outer side of the outer L-shaped fixing plate is coaxially connected with a third bevel gear through a two-way driving threaded rod, the upper end of the outer L-shaped fixing plate is rotationally connected with a fourth bevel gear, the fourth bevel gear is meshed with the third bevel gear, the lower end of the outer L-shaped fixing plate is coaxially connected with a lower threaded rod through the fourth bevel gear, a longitudinal limiting sliding rod is fixed on the outer side of the lower end of the outer L-shaped fixing plate, and the lower threaded rod and the outer portion of the longitudinal limiting sliding rod are jointly connected with a longitudinal sliding plate.
Preferably, a driving cylinder is mounted at the rear end of the longitudinal sliding plate, a triangular scraping block is connected to the output rod end of the driving cylinder, and the front end of the triangular scraping block extends into the front adjusting shielding plate.
Preferably, the front adjusting shielding plate is composed of an adjusting plate body and an outer fixing frame body, the outer fixing frame body is integrally connected to the outer portion of the rear end of the adjusting plate body, a sealing layer is arranged on the rear end face of the adjusting plate body, and the adjusting plate body slides on the front end face of the extrusion molding die.
Preferably, the rear end of the lower end surface in the inner part of the outer fixing frame body forms an inclined blanking surface.
Preferably, the front ends of the two sides of the lower end of the extrusion molding die are provided with lower collecting grooves through bolts.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, the first bevel gear and the second bevel gear are driven to rotate in a meshed manner by the wide-width adjusting driving motor, the bidirectional driving threaded rod is driven to rotate, and then the front adjusting shielding plate is driven to move by the threaded connection relationship, so that the wide-width accurate adjustment of the discharged material is realized. Compared with the replacement of the extrusion molding die on the extrusion device, the device is simple and convenient to operate, has high adjustment precision, does not need to be provided with extrusion devices of different types, and can meet the production requirements of plates of different sizes and specifications;
(2) According to the utility model, when the discharging width is regulated, the front regulating shielding plate is driven to move outwards, the longitudinal sliding plate moves downwards through the meshing connection relation of the first bevel gear and the second bevel gear, and when the blocking position of the front regulating shielding plate is exposed, the driving cylinder drives the triangular scraping block to move to contact with the front regulating shielding plate, and the triangular scraping block moves downwards along the blocking position of the front regulating shielding plate, so that the plastic layer adhered to the rear end face is scraped timely, and residues and adhesion of the plastic layer are effectively avoided.
Drawings
FIG. 1 is a schematic view of the overall structure of a main view angle of a discharging wide-width adjusting extrusion device for plastic plates;
FIG. 2 is a schematic view showing the overall structure of the back view angle of the extrusion device for discharging wide-width adjustment for plastic plates;
FIG. 3 is a side view of a discharge wide width adjustment type extrusion apparatus for plastic sheet material according to the present utility model;
FIG. 4 is a top view of a discharge wide width adjustment type extrusion apparatus for plastic sheet material according to the present utility model;
fig. 5 is an enlarged view of the structure of the position a of the discharge wide-width adjusting type extrusion device for plastic plates.
The device comprises a plastic extruding head, a plastic extruding mould, a plastic extruding branch pipe, a front adjusting baffle plate, an inner rubber scraping strip, a 6 upper fixing vertical plate, a 7 wide adjusting driving motor, a 8 first bevel gear, a 9 second bevel gear, a 10 two-way driving threaded rod, a 11 outer L-shaped fixing plate, a 12 transverse limiting sliding rod, a 13 third bevel gear, a 14 fourth bevel gear, a 15 lower threaded rod, a 16 longitudinal limiting sliding rod, a 17 longitudinal sliding plate, a 18 driving cylinder, a 19 triangular scraping block, a 20 lower collecting tank, a 21 adjusting plate body, a 22 outer fixing frame body and a 23 inclined blanking surface.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, in one embodiment of the present utility model, a wide-width-adjusting extrusion device for plastic sheet material comprises an extrusion head 1, an extrusion mold 2 and an extrusion branch pipe 3, wherein the extrusion head 1 is located at the rear end of the extrusion mold 2, and the extrusion branch pipe 3 is located in the extrusion mold 2.
(1) The design of the extrusion molding die 2 and the front adjusting shielding plate 4 comprises that the front adjusting shielding plate 4 is arranged on two sides of the front end of the extrusion molding die 2 and used for adjusting the discharging width, the inner rubber scraping strips 5 are fixed on the inner side of the rear end of the front adjusting shielding plate 4 and correspond to the extrusion molding branch pipes 3 and used for scraping redundant plastic layers on the surfaces of the extrusion molding branch pipes 3 when the discharging width is adjusted, the plastic layers are prevented from being remained and wasted, the production efficiency and quality of the plate are further improved, and the production cost is reduced due to the arrangement of the inner rubber scraping strips 5.
The inner side of the upper end of the front adjusting shielding plate 4 is integrally connected with an upper fixing vertical plate 6 for being in threaded connection with a bidirectional driving threaded rod 10. Two sides of the front end of the upper end of the extrusion molding die 2 are fixedly welded with outer L-shaped fixing plates 11, and a bidirectional driving threaded rod 10 is rotatably connected between the two outer L-shaped fixing plates 11 through a bearing. The upper end of the extrusion molding die 2 is provided with a wide-range adjusting driving motor 7, the output shaft end of the wide-range adjusting driving motor 7 is connected with a first bevel gear 8, one side of the first bevel gear 8 is connected with a second bevel gear 9 in a meshed mode, the second bevel gear 9 is fixed on the outer part of the middle part of a bidirectional driving threaded rod 10 through a key slot, and an upper fixing vertical plate 6 penetrates through the bidirectional driving threaded rod 10 and is in threaded connection with the bidirectional driving threaded rod 10 to realize left-right movement of the front adjusting shielding plate 4. The front end of the upper fixed vertical plate 6 along the bidirectional driving threaded rod 10 is fixedly provided with a transverse limiting sliding rod 12, the transverse limiting sliding rod 12 slides along the outer L-shaped fixed plate 11, stability of the front adjusting shielding plate 4 in the moving process is ensured, adjustment of the discharging width is more stable and accurate, and production quality of plates is improved.
(2) The front adjusting shielding plate 4 is composed of an adjusting plate body 21 and an outer fixing frame body 22, and the outer fixing frame body 22 is integrally connected to the outer part of the rear end of the adjusting plate body 21 and used for enhancing the structural strength of the adjusting plate body 21. The back end face of the adjusting plate body 21 is provided with a sealing layer for improving the sealing performance with the front end face of the extrusion molding die 2. The adjusting plate body 21 slides against the front end face of the extrusion molding die 2, so that stability and precision in adjusting the discharging width are ensured. Not only the structural strength and the sealing performance of the front adjusting shielding plate 4 are improved, but also the stability and the precision of the wide discharging width adjusting are ensured.
The rear end of the inner lower end surface of the outer fixing frame 22 forms an inclined blanking surface 23 for allowing the scraped plastic layer to slide smoothly into the lower collecting tank 20. The front ends of both sides of the lower end of the extrusion molding die 2 are provided with lower collecting grooves 20 through bolts for collecting scraped plastic layers, so that the plastic layers are convenient to clean and recycle subsequently. The design of the part makes the cleaning and maintenance process more convenient and reduces the production cost.
(3) The longitudinal sliding plate 17 and the triangular scraping block 19 are designed in such a way that the outer side of the outer L-shaped fixing plate 11 and the bidirectional driving threaded rod 10 are coaxially connected with a third bevel gear 13, the upper end of the outer L-shaped fixing plate 11 is rotatably connected with a fourth bevel gear 14, and the fourth bevel gear 14 is meshed with the third bevel gear 13. The lower end of the outer L-shaped fixing plate 11 and the fourth bevel gear 14 are coaxially connected with a lower threaded rod 15, and a longitudinal limit sliding rod 16 is fixed on the outer side of the lower end of the outer L-shaped fixing plate 11. The outside of the lower threaded rod 15 and the longitudinal limit sliding rod 16 are connected with a longitudinal sliding plate 17, and the longitudinal sliding plate 17 is in threaded connection with the lower threaded rod 15 and is used for driving the triangular scraping block 19 to move up and down. The rear end of the longitudinal sliding plate 17 is provided with a driving cylinder 18, the output rod end of the driving cylinder 18 is connected with a triangular scraping block 19, and the front end of the triangular scraping block 19 extends into the front adjusting shielding plate 4 and is used for scraping a plastic layer adhered to the rear end face of the front adjusting shielding plate 4. The design can ensure that when the discharging width is adjusted, the plastic layer adhered to the rear end face of the shielding plate 4 is timely scraped, so that the plastic layer is prevented from being remained and adhered, and the production efficiency and quality of the plate are further improved.
The inside front end of the triangular scraping block 19 can be embedded with a blade, the scraping effect on the plastic layer is better, and in order to avoid the damage of the blade to the sealing layer, a limiting structure is arranged between the longitudinal sliding plate 17 and the triangular scraping block 19, so that the extension distance of the triangular scraping block 19 is always consistent.
The working principle is that the discharging width is adjusted according to the requirements of plastic plates, the width adjusting driving motor 7 drives the first bevel gear 8 to rotate, the two-way driving threaded rod 10 is driven to rotate through the meshing connection relation of the first bevel gear 8 and the second bevel gear 9, and the front adjusting shielding plate 4 is driven to move through the threaded connection relation of the two-way driving threaded rod 10 and the upper fixing vertical plate 6 until extrusion molding branch pipes 3 with corresponding sizes are exposed.
When the discharging width is increased by outward adjustment, the front adjusting shielding plate 4 is normally driven to move outwards, when the discharging width is reduced by inward adjustment, the front adjusting shielding plate 4 is also driven to move outwards, the longitudinal sliding plate 17 moves downwards through the meshing connection relation of the first bevel gear 8 and the second bevel gear 9, when the front adjusting shielding plate 4 is exposed at the material blocking position, the driving cylinder 18 drives the triangular scraping block 19 to move to be in contact with the front adjusting shielding plate 4, so that when the front adjusting shielding plate 4 moves outwards, the triangular scraping block 19 moves downwards along the material blocking position of the front adjusting shielding plate 4, and the plastic layer adhered to the rear end face of the front adjusting shielding plate 4 is scraped timely. The plastic layer reaches the lower collecting tank 20 through the inclined blanking surface 23 to be collected, and then the bolts are removed to clean the lower collecting tank 20.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The discharging wide-width adjusting type extrusion device for the plastic plate comprises an extrusion molding head (1), an extrusion molding die (2) and an extrusion molding branch pipe (3), wherein the extrusion molding head (1) is positioned at the rear end of the extrusion molding die (2), and the extrusion molding branch pipe (3) is positioned in the extrusion molding die (2), and is characterized in that front adjusting shielding plates (4) are arranged on two sides of the front end of the extrusion molding die (2), and an upper fixing vertical plate (6) is integrally connected to the inner side of the upper end of the front adjusting shielding plates (4); an outer L-shaped fixing plate (11) is fixedly welded to two sides of the front end of the upper end of the extrusion molding die (2), two outer L-shaped fixing plates (11) are rotatably connected with a bidirectional driving threaded rod (10) through bearings, an upper fixing vertical plate (6) penetrates through the bidirectional driving threaded rod (10) and is in threaded connection with the bidirectional driving threaded rod (10), a wide adjusting driving motor (7) is mounted at the upper end of the extrusion molding die (2), a first bevel gear (8) is connected to the output shaft end of the wide adjusting driving motor (7), a second bevel gear (9) is connected to one side of the first bevel gear (8) in a meshed mode, the second bevel gear (9) is fixed to the outer portion of the middle portion of the bidirectional driving threaded rod (10) through a key groove, a transverse limiting sliding rod (12) is fixed to the outer side of the upper fixing vertical plate (6) along the front end of the bidirectional driving threaded rod (10), the transverse limit sliding rod (12) slides along the outer L-shaped fixed plate (11).
2. The discharging wide-width adjusting type extrusion device for plastic plates, as claimed in claim 1, is characterized in that an inner rubber scraping strip (5) is fixed at the inner side of the rear end of the front adjusting shielding plate (4) and corresponds to the extrusion molding branch pipe (3).
3. The discharging wide-width adjusting type extrusion device for plastic plates, as claimed in claim 1, is characterized in that a third bevel gear (13) is coaxially connected to the outer side of the outer L-shaped fixing plate (11) and the bidirectional driving threaded rod (10), a fourth bevel gear (14) is rotatably connected to the upper end of the outer L-shaped fixing plate (11), the fourth bevel gear (14) is meshed with the third bevel gear (13), a lower threaded rod (15) is coaxially connected to the lower end of the outer L-shaped fixing plate (11) and the fourth bevel gear (14), a longitudinal limiting sliding rod (16) is fixed to the outer side of the lower end of the outer L-shaped fixing plate (11), and a longitudinal sliding plate (17) is commonly connected to the outer sides of the lower threaded rod (15) and the longitudinal limiting sliding rod (16).
4. The discharging wide-width adjusting type extrusion device for plastic plates, as claimed in claim 3, is characterized in that a driving cylinder (18) is arranged at the rear end of the longitudinal sliding plate (17), the output rod end of the driving cylinder (18) is connected with a triangular scraping block (19), and the front end of the triangular scraping block (19) extends into the front adjusting shielding plate (4).
5. The discharging wide-width adjusting type extrusion device for plastic plates, as claimed in claim 1, is characterized in that the front adjusting shielding plate (4) is composed of an adjusting plate body (21) and an outer fixing frame body (22), the outer fixing frame body (22) is integrally connected to the outer part of the rear end of the adjusting plate body (21), a sealing layer is arranged on the rear end face of the adjusting plate body (21), and the adjusting plate body (21) slides against the front end face of the extrusion molding die (2).
6. The extrusion molding apparatus of claim 5, wherein the rear end of the lower end surface of the inside of the outer fixing frame (22) forms an inclined blanking surface (23).
7. The extrusion apparatus of claim 6, wherein the front ends of both sides of the lower end of the extrusion die (2) are provided with lower collecting grooves (20) by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520320876.8U CN222712790U (en) | 2025-02-27 | 2025-02-27 | A discharge width adjustable extrusion device for plastic sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520320876.8U CN222712790U (en) | 2025-02-27 | 2025-02-27 | A discharge width adjustable extrusion device for plastic sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222712790U true CN222712790U (en) | 2025-04-04 |
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ID=95172479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520320876.8U Active CN222712790U (en) | 2025-02-27 | 2025-02-27 | A discharge width adjustable extrusion device for plastic sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222712790U (en) |
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2025
- 2025-02-27 CN CN202520320876.8U patent/CN222712790U/en active Active
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