CN220057319U - Synchronous cold compression roller set - Google Patents
Synchronous cold compression roller set Download PDFInfo
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- CN220057319U CN220057319U CN202320242755.7U CN202320242755U CN220057319U CN 220057319 U CN220057319 U CN 220057319U CN 202320242755 U CN202320242755 U CN 202320242755U CN 220057319 U CN220057319 U CN 220057319U
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- roller
- cooling water
- cold pressing
- pressing roller
- synchronized
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 21
- 230000006835 compression Effects 0.000 title claims description 16
- 238000007906 compression Methods 0.000 title claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000000498 cooling water Substances 0.000 claims description 32
- 238000003825 pressing Methods 0.000 claims description 31
- 230000008602 contraction Effects 0.000 claims description 7
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 238000007747 plating Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 230000008676 import Effects 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 abstract description 8
- 238000001816 cooling Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000007246 mechanism Effects 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
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
The utility model relates to the technical field of glass fiber chopped strand mats production equipment, in particular to a synchronous cold press roller set, which comprises an upper cold press roller and a lower cold press roller which are arranged in parallel, wherein the two cold press rollers are synchronously driven by gears and have opposite rotation directions; the utility model adopts the design of clamping the spiral plates by the inner roller and the outer roller, the surface temperature of the cooling roller is uniform, the structural strength is high, and the accurate control of the thickness of the glass fiber mat is realized; water resources are saved, and the structural layout is reasonable.
Description
Technical Field
The utility model relates to the technical field of glass fiber chopped strand mats production equipment, in particular to a synchronous cold press roll set.
Background
The glass fiber chopped strand mat is a sheet-shaped product which is formed by combining chopped strands together in an unoriented manner through a chemical binder or a mechanical action, can be widely used for various glass fiber reinforced plastic products such as automobile roof upholstery, insulating materials for transformers, sanitary ware, chemical anti-corrosion pipelines, storage tanks, ships, seats, building components and the like, and has excellent mechanical physical and chemical properties and excellent technological properties.
In the production process of the glass fiber chopped strand mats, after the mat blanks are subjected to oven heat curing, the mat blanks need to be subjected to synchronous cold press roller groups, and the synchronous cold press roller groups simultaneously provide conveying and cooling functions for the mat blanks.
The synchronous cold compression roller set used in the current market is unreasonable in structural design, the temperature difference between the left area and the right area of the roller body is large, and the internal cooling water is difficult to fill, so that the cooling efficiency is low; the large hollow area inside causes the surface of the roller to be easy to be concave-convex deformed after being extruded; in addition, there is a problem that the thickness adjustment of the glass fiber mat is not convenient and accurate.
Disclosure of Invention
The utility model aims to provide a novel synchronous cold press roller set.
In order to solve the technical problems, the utility model adopts the following scheme:
the utility model provides a synchronous cold compression roller group, includes two upper and lower cold compression rollers of parallel arrangement, and through gear synchronous drive and rotation opposite direction between two cold compression rollers, be provided with the cooling water runner in the cold compression roller, the import and the export of cooling water runner all are located cold compression roller's same side, the both ends of cold compression roller are provided with the portal frame, and the cold compression roller that is located the below is fixed and is located the cold compression roller of top in the portal frame can reciprocate in the portal frame, be provided with height adjusting device on the portal frame, height adjusting device control is located the height of the cold compression roller of top, the cold compression roller is driven rotatoryly by driving motor, driving motor's setting position and the flow import and the export heterolateral of cooling water.
Further, the cold pressing roller comprises an inner roller and an outer roller which are coaxial, the centers of the two ends of the inner roller and the outer roller are connected through a common shaft column, the outer roller is hollow to accommodate the inner roller, a cooling water flow channel is arranged at the center of the inner roller, a spiral plate is spirally arranged on the periphery of a cylindrical surface of the inner roller, the spiral plate is propped between the inner roller and the outer roller, a cooling water flow channel which is communicated is arranged between the two plane ends of the inner roller and the two plane ends of the outer roller, the shaft column at one end is connected with a rotary joint, the shaft column at the other end is in a sealing state, cooling water enters the center of the inner roller through the rotary joint, then passes through a gap between the spiral plates, and finally is discharged from the rotary joint.
Further, the height adjusting device comprises an air cylinder, the expansion and contraction of the air cylinder is controlled by a rotary dial, the expansion and contraction movable end of the air cylinder is downwards connected with a bearing seat, a bearing is arranged in the bearing seat and used for supporting a shaft column to rotate, and the scale unit of the rotary dial is accurate to a wire.
Further, the cold pressing roller is connected with a rotary joint, the rotary joint is communicated with a water inlet pipeline and a water outlet pipeline of external cooling water, and a double-layer structure separating the water inlet pipeline from the water outlet pipeline is arranged in the rotary joint.
Further, the driving motor is a servo motor, and is connected with the cold pressing roller through a speed reducer.
Further, the gear is a spur gear or a helical gear.
Further, the outer cylinder surface of the outer roller is a mirror surface, and the thickness of the chrome plating is 0.03-0.08 mm.
Further, the number of the spiral plates is 6-8, the spiral plates are uniformly and equidistantly arranged around the periphery of the inner roller and are symmetrical left and right in the spiral direction, and the inner roller and the spiral plates are integrally formed.
Further, the cooling water flow passage in the center of the inner roller is communicated with the cooling water flow passage in the gap of the spiral plate through 4-8 water pipes.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model adopts the design of clamping the spiral plates by the inner roller and the outer roller, so that the circumferential surface temperature of the cooling roller is uniform, the cooling efficiency is improved, the effect is good, the product quality is stable, and in addition, the spiral plates have the function of increasing the structural strength of the roller body, so that the outer surface of the roller is not easy to deform in a concave-convex way, and the service life is long; the gap between the upper cold pressing roller and the lower cold pressing roller is conveniently and accurately adjusted by arranging the height adjusting device, and finally, the thickness of the glass fiber chopped strand mat is accurately controlled; cooling water enters and exits from one side of the cooling roller, is different from the traditional one side and exits from the other side, has high utilization rate of the cooling water, saves water resources, is convenient for the setting of the driving motor, and has reasonable structural layout.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic elevational view of the present utility model;
FIG. 3 is a cross-section of an cold compression roller and a schematic view of a cold water flow path thereof according to the present utility model;
fig. 4 is a schematic view of the structure of the spiral plate and the inner roller in the present utility model.
In the figure: 1. a cold press roll; 1a, an inner roller; 1b, an outer roller; 1c, a shaft column; 1d, a spiral plate; 1e, a rotary joint; 2. a portal frame; 3. a height adjusting device; 3a, a cylinder; 3c, bearing seats; 4. a driving motor; 5. a gear.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1 to 4, a synchronous cold-pressing roller set comprises an upper cold-pressing roller 1 and a lower cold-pressing roller 1 which are arranged in parallel, the two cold-pressing rollers 1 are synchronously driven by a gear 5 and are opposite in rotation direction, the gear 5 is a straight gear or a bevel gear which is meshed with each other, a cooling water runner is arranged in the cold-pressing roller 1, an inlet and an outlet of the cooling water runner are all positioned on the same side of the cold-pressing roller 1, a portal frame 2 is arranged at two ends of the cold-pressing roller 1, the position of the cold-pressing roller 1 positioned below in the portal frame 2 is fixed, the cold-pressing roller 1 positioned above can move up and down in the portal frame 2, a height adjusting device 3 is arranged on the portal frame 2, the height adjusting device 3 controls the height of the cold-pressing roller 1 positioned above, the cold-pressing roller 1 is driven by a driving motor 4 to rotate, the setting position of the driving motor 4 is opposite to the flow inlet and the outlet of cooling water, and the water inlet pipeline and the outlet pipeline of the cooling water are communicated with an external cold-pressing machine.
The cold press roll 1 comprises an inner roll 1a and an outer roll 1b which are coaxial, the centers of the two ends of the inner roll 1a and the outer roll 1b are connected through a common shaft column 1c, the outer roll 1b is hollow to accommodate the inner roll 1a, the center of the inner roll 1a is provided with a cooling water channel, the periphery of the cylindrical surface of the inner roll is spirally provided with a spiral plate 1d which is specifically shown in fig. 4, the spiral plate 1d is propped between the inner roll 1a and the outer roll 1b, a cooling water channel which is communicated is arranged between the two plane ends of the inner roll 1a and the two plane ends of the outer roll 1b, the shaft column 1c at one end is connected with a rotary joint 1e, the shaft column 1c at the other end is in a sealing state, the cold press roll 1 is connected with a rotary joint 1e, the rotary joint 1e is communicated with a water inlet pipeline and a water outlet pipeline of external cooling water, and a double-layer structure which separates the water inlet pipeline and the water outlet pipeline is arranged in the double-layer structure; please refer to fig. 3: the cooling water flow passage at the center of the inner roller 1a is communicated with the cooling water flow passage in the gap of the spiral plate 1d through 4-8 water pipes, cooling water enters the center of the inner roller 1a through the rotary joint 1e, is split to the left and right sides through the gap between the spiral plates 1d under the action of bilateral symmetry spirals, and is finally discharged from the rotary joint 1e, and in the process, the cooling water and the outer wall of the cold compression roller 1 perform full heat exchange, so that the cooling efficiency is high; the rotary joint 1e is a closed rotary connector for 360-degree rotary conveying medium, and can be used for conveying various mediums such as gas, liquid, oil and the like, and an O-shaped sealing ring is arranged between the water inlet pipe and the water outlet pipe in the rotary joint 1e to realize sealing in rotation.
The height adjusting device 3 comprises an air cylinder 3a, the expansion and contraction of the air cylinder 3a is controlled by a rotary dial, the expansion and contraction movable end of the air cylinder 3a is downwards connected with a bearing seat 3c, a bearing is arranged in the bearing seat 3c and supports the shaft column 1c to rotate, the scale unit of the rotary dial is accurate to a wire, the expansion and contraction of the air cylinder 3a is controlled by adjusting the rotary dial, so that the distance between the two cold pressing rollers 1 is controlled, the control precision is extremely high, and the accurate control of the thickness of the glass fiber chopped strand mat is finally realized.
The driving motor 4 is a servo motor, and is connected with the cold pressing roller 1 through a speed reducer, the servo motor can control the speed, the position accuracy is extremely high, voltage signals can be converted into torque and rotating speed to drive a control object, the control object is used as an executing element in an automatic control system, the characteristics of small electromechanical time constant and high linearity are achieved, the speed reducer plays a role in matching the rotating speed and transmitting the torque between a prime motor and a working machine or an executing mechanism, and the purpose of setting the speed reducer is to reduce the rotating speed and increase the torque.
The outer cylinder surface of the outer roller 1b is a mirror surface, the thickness of chromium plating is 0.03-0.08 mm, chromium is used as a plating layer to be plated on other metals, so that the surface hardness is improved, the chromium plating layer has good chemical stability, no effect is generated in alkali, sulfide, nitric acid and most of organic acids, and the service life of the outer roller 1b is prolonged.
As shown in fig. 4, the number of the spiral plates 1d is 6-8, the spiral plates 1d are uniformly and equidistantly arranged around the periphery of the inner roller 1a and are symmetrical left and right in the spiral direction, the inner roller 1a and the spiral plates 1d are integrally formed and are processed by a numerical control machine tool, stress relief treatment is needed after rough machining, internal stress is generated in cold deformation processing of metals and alloys and in cutting processing of workpieces, if the internal stress is large and is not removed in time, the workpieces are easily deformed and even cracked, and the stress relief treatment is beneficial to prolonging the service life of the workpieces.
While the utility model has been described with respect to the preferred embodiments, it will be understood by those skilled in the art that variations, modifications and additions may be made without departing from the spirit of the utility model.
Claims (9)
1. The utility model provides a synchronous cold compression roller group which characterized in that: including two upper and lower cold pressing roller (1) of parallel arrangement, through gear (5) synchronous drive and rotation opposite direction between two cold pressing roller (1), be provided with the cooling water runner in cold pressing roller (1), the import and the export of cooling water runner all are located the same side of cold pressing roller (1), the both ends of cold pressing roller (1) are provided with portal frame (2), and the fixed and top that is located the cold pressing roller (1) of below in portal frame (2) can reciprocate in portal frame (2), be provided with height adjusting device (3) on portal frame (2), the height of cold pressing roller (1) that is located the top is controlled to height adjusting device (3), cold pressing roller (1) are driven rotatoryly by driving motor (4), the position of setting up of driving motor (4) is with the flow inlet and the discharge port heterolateral of cooling water.
2. A synchronized chill roll stack as set forth in claim 1, wherein: the cold pressing roller (1) comprises an inner roller (1 a) and an outer roller (1 b) which are coaxial, the centers of the two ends of the inner roller (1 a) and the outer roller (1 b) are connected through a common shaft column (1 c), the outer roller (1 b) is hollow to accommodate the inner roller (1 a), the center of the inner roller (1 a) is provided with a cooling water flow passage, the periphery of the cylindrical surface of the inner roller is spirally provided with a spiral plate (1 d), the spiral plate (1 d) is abutted between the inner roller (1 a) and the outer roller (1 b), a cooling water flow passage which is communicated is arranged between the two plane ends of the inner roller (1 a) and the two plane ends of the outer roller (1 b), the shaft column (1 c) at one end is connected with a rotary joint (1 e), the shaft column (1 c) at the other end is in a sealing state, cooling water enters the center of the inner roller (1 a) through the rotary joint (1 e), then passes through a gap between the spiral plates (1 d), and finally is discharged from the rotary joint (1 e).
3. A synchronized chill roll stack as set forth in claim 2 wherein: the height adjusting device (3) comprises an air cylinder (3 a), the expansion and contraction of the air cylinder (3 a) is controlled by a rotary dial, the expansion and contraction movable end of the air cylinder (3 a) is connected with a bearing seat (3 c) downwards, a bearing is arranged in the bearing seat (3 c) and supports the shaft column (1 c) to rotate, and the scale unit of the rotary dial is accurate to a wire.
4. A synchronized chill roll stack as set forth in claim 2 wherein: the cold pressing roller (1) is connected with a rotary joint (1 e), the rotary joint (1 e) is communicated with a water inlet pipeline and a water outlet pipeline of external cooling water, and a double-layer structure separating the water inlet pipeline from the water outlet pipeline is arranged in the cold pressing roller.
5. A synchronized chill roll stack as set forth in claim 1, wherein: the driving motor (4) is a servo motor, and is connected with the cold pressing roller (1) through a speed reducer.
6. A synchronized chill roll stack as set forth in claim 1, wherein: the gear (5) is a straight gear or a bevel gear.
7. A synchronized chill roll stack as set forth in claim 2 wherein: the outer cylinder surface of the outer roller (1 b) is a mirror surface, and the thickness of the chrome plating is 0.03-0.08 mm.
8. A synchronized chill roll stack as set forth in claim 2 wherein: the number of the spiral plates (1 d) is 6-8, the spiral plates are uniformly and equidistantly arranged around the periphery of the inner roller (1 a) and are symmetrical left and right in the spiral direction, and the inner roller (1 a) and the spiral plates (1 d) are integrally formed.
9. A synchronized chill roll stack as set forth in claim 2 wherein: the cooling water flow passage at the center of the inner roller (1 a) is communicated with the cooling water flow passage in the gap of the spiral plate (1 d) through 4-8 water pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320242755.7U CN220057319U (en) | 2023-02-17 | 2023-02-17 | Synchronous cold compression roller set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320242755.7U CN220057319U (en) | 2023-02-17 | 2023-02-17 | Synchronous cold compression roller set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220057319U true CN220057319U (en) | 2023-11-21 |
Family
ID=88753764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320242755.7U Active CN220057319U (en) | 2023-02-17 | 2023-02-17 | Synchronous cold compression roller set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220057319U (en) |
-
2023
- 2023-02-17 CN CN202320242755.7U patent/CN220057319U/en active Active
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