CN115091677B - Rolling baffle mechanism, rolling equipment and rolling method - Google Patents
Rolling baffle mechanism, rolling equipment and rolling method Download PDFInfo
- Publication number
- CN115091677B CN115091677B CN202210767553.4A CN202210767553A CN115091677B CN 115091677 B CN115091677 B CN 115091677B CN 202210767553 A CN202210767553 A CN 202210767553A CN 115091677 B CN115091677 B CN 115091677B
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- rolling
- cavity
- calendaring
- baffle
- heat
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- 238000005096 rolling process Methods 0.000 title claims abstract description 118
- 230000007246 mechanism Effects 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 207
- 238000003825 pressing Methods 0.000 claims abstract description 27
- 238000003490 calendering Methods 0.000 claims description 93
- 238000001514 detection method Methods 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000741 silica gel Substances 0.000 abstract description 3
- 229910002027 silica gel Inorganic materials 0.000 abstract description 3
- 230000007704 transition Effects 0.000 description 15
- 238000007599 discharging Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 239000000725 suspension Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/28—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/34—Feeding the material to the mould or the compression means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
- B29L2007/002—Panels; Plates; Sheets
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to the technical field of silica gel sheet manufacturing, and particularly discloses a rolling baffle mechanism, rolling equipment and a rolling method. According to the rolling baffle mechanism provided by the invention, the heat-conducting rolling material conveyed by the material pressing machine enters the cavity of the variable-volume cavity unit through the material conveying connection unit, the movable push plate assembly can slide in the cavity under the extrusion of the heat-conducting rolling material entering the cavity, the volume of the cavity is changed, the heat-conducting rolling material is fully filled in the existing volume of the cavity, the continuous supply of the heat-conducting rolling material is realized, the heat-conducting rolling material is uniformly supplied, the width of a rolled finished product is uniform, hollow cavities cannot appear in the rolled finished product, the appearance of the finished product cannot be sunken, and the heat-conducting capacity and the yield of the finished product are improved. The rolling baffle mechanism provided by the invention is suitable for rolling heat conduction materials with high thickness, high heat conduction coefficient, poor material fluidity and the like.
Description
Technical Field
The invention relates to the technical field of silica gel sheet manufacturing, in particular to a rolling baffle mechanism, rolling equipment and a rolling method.
Background
At present, the traditional heat conduction silica gel calendaring operation adopts the following operation modes: the upper PET release film and the lower PET release film are adopted, a calender with upper and lower calendering rollers is utilized, a heat-conducting calendering material is placed on the lower PET release film on the working table surface of the calender, a pair of left and right stop plates are arranged in front of the lower roller of the calender and on the working table, when the traction wheel pulls the PET release film, the heat-conducting calendering material is pulled by the upper and lower PET release films between the two stop plates to move forwards, and then passes through the upper and lower calendering rollers to form a continuous operation strip with certain thickness and width.
The operation mode has defects for product operations such as high thickness, high heat conductivity coefficient, poor material fluidity and the like, is influenced by the self performance of the heat-conducting rolled material in the advancing process of rolling operation, and the heat-conducting rolled material can be coated with air and is not easy to roll when rolling between baffle plates, so that the problems of intermittent rolling, inconsistent rolling width and the like of the heat-conducting rolled material are caused during rolling. When a heat-conductive rolled material having poor fluidity is rolled, there is a problem in that the material is not supplied uniformly, and the thickness of the finished product is not uniform. Because the heat conduction calendaring material is coated with air in the calendaring process, then hollow cavities appear in the middle of the finished product, the problems of reduced heat conduction capacity, sunken appearance and the like of the finished product appear, the reject ratio of the finished product is improved, and waste is caused.
Therefore, there is a need to provide a rolling baffle mechanism, a rolling device and a rolling method for solving the above technical problems.
Disclosure of Invention
The invention aims to provide a rolling baffle mechanism, rolling equipment and a rolling method, which can realize continuous supply of heat-conducting rolled materials, are suitable for rolling of heat-conducting materials with high thickness, high heat conductivity, poor material fluidity and the like, and improve the heat-conducting capacity and yield of products.
To achieve the purpose, the invention adopts the following technical scheme:
a calendaring baffle mechanism comprising:
the conveying connecting unit comprises a conveying connecting pipe, one end of the conveying connecting pipe is used for being connected with a conveying pipe of the pressing machine, the other end of the conveying connecting pipe is movably connected with a movable push plate assembly, the movable push plate assembly can move along the axial direction of the conveying connecting pipe, and the movable push plate assembly is provided with a conveying channel communicated with the conveying connecting pipe;
the variable capacity cavity unit is provided with a through cavity, the movable push plate assembly is arranged in the cavity in a sliding mode, and the material conveying channel is communicated with the cavity.
As an alternative to the above-mentioned rolling baffle mechanism, the movable push plate assembly includes:
the movable pushing plate is arranged in the cavity in a sliding manner, and the material conveying connecting pipe is movably inserted in the material conveying channel on the piston sleeve;
the elastic piece is connected with the material conveying connecting pipe and the piston sleeve, and the elastic piece enables the piston sleeve to have a trend of moving away from one side of a material inlet of the material conveying connecting pipe.
As an optional technical scheme of the calendaring baffle mechanism, the material conveying connection unit further comprises a limit detection piece, and the limit detection piece is configured to collect signals that the movable push plate assembly moves to a preset position towards one side of the material conveying connection pipe so as to reduce the discharging speed of the material pressing machine.
As an optional technical solution of the above calendaring baffle mechanism, the material conveying connection unit further includes:
the mounting plate is in sliding connection with the movable push plate assembly;
the material conveying connecting pipe is fixed on the connecting pipe seat, the connecting pipe seat is connected with the mounting plate in a sliding mode, and the connecting pipe seat can be locked on the mounting plate.
As an optional technical scheme of the calendaring baffle mechanism, the variable-volume cavity unit comprises a volume cavity block, and the volume cavity block is provided with a cavity body penetrating through the volume cavity block.
As an optional technical scheme of the calendaring baffle mechanism, two groups of baffle assemblies are arranged at one side of the variable-volume cavity unit, which is away from the movable push plate assembly, at intervals, and the distance between the two groups of baffle assemblies is adjustable.
As an optional technical scheme of foretell calendering baffle mechanism, the baffle subassembly includes limit for width baffle, limit for the upper surface of limit for width baffle is by the first arcwall face of upper to lower slope, limit for width baffle's inboard is equipped with a plurality of movable blocks in proper order, limit for width baffle with the position of movable block is all adjustable, the movable block can be dismantled.
As an optional technical scheme of above-mentioned calendering baffle mechanism, the baffle subassembly still includes oblique dog, oblique dog set up in limit for the width baffle with between the movable block, the position of oblique dog is adjustable, the upper surface of oblique dog be with limit for the unanimous and the second arcwall face that links up of first arcwall face of limit for the width baffle.
As an optional technical scheme of above-mentioned calendering baffle mechanism, the baffle subassembly still including set up in the variable volume chamber unit deviates from guide shelves strip roll of limit for width baffle one side, guide shelves strip is rolled up and is had guide shelves strip and can release guide shelves strip, guide shelves strip pass through limit for width baffle's upper surface and be fixed in and placed on the lower release film of heat conduction calendering material.
As an optional technical scheme of above-mentioned calendering baffle mechanism, still include the supporting element, the supporting element includes two relative mounting panels that set up, two the mounting panel passes through the guide arm and connects, defeated material connecting element with variable appearance chamber unit slide respectively set up in on the guide arm, just defeated material connecting element with variable appearance chamber unit can lock in respectively on the guide arm.
The utility model provides a calendering equipment, including press, calendering roller train and above-mentioned arbitrary calendering baffle mechanism, the press is connected with the conveying pipeline, the calendering roller train set up in calendering baffle mechanism deviates from one side of press.
There is provided a rolling method, applied to the rolling apparatus as described above, comprising:
the material pressing machine supplies heat conduction rolling materials to the rolling baffle plate mechanism;
the heat-conducting rolled material entering the rolling baffle mechanism is transited into the shape of a strip-shaped cavity;
and the rolling roller group rolls the heat-conducting rolling material.
As a preferable technical scheme of the calendaring method, when the heat-conducting calendaring material enters the calendaring baffle mechanism, the position of the movable push plate assembly in the cavity is obtained, and the speed of the material pressing machine for supplying the heat-conducting calendaring material is controlled according to the position of the movable push plate assembly in the cavity.
The invention has the beneficial effects that:
according to the rolling baffle mechanism provided by the invention, the heat-conducting rolling material conveyed by the material pressing machine enters the cavity of the variable-volume cavity unit through the material conveying connection unit, the movable push plate assembly can slide in the cavity under the extrusion of the heat-conducting rolling material entering the cavity, the volume of the cavity is changed, the heat-conducting rolling material is fully filled in the existing volume of the cavity, the continuous supply of the heat-conducting rolling material is realized, the heat-conducting rolling material is uniformly supplied, the width of a rolled finished product is uniform, hollow cavities cannot appear in the rolled finished product, the appearance of the finished product cannot be sunken, and the heat-conducting capacity and the yield of the finished product are improved. The rolling baffle mechanism provided by the invention is suitable for rolling heat conduction materials with high thickness, high heat conduction coefficient, poor material fluidity and the like.
The calendaring method provided by the invention can realize continuous supply of the heat-conducting calendaring material, is suitable for calendaring of heat-conducting materials with high thickness, high heat conductivity, poor material fluidity and the like, and improves the heat-conducting capacity and yield of products.
Drawings
Fig. 1 is a schematic structural view of a rolling apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a first view of a calendaring baffle mechanism according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a variable-volume unit according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a first view angle of a material conveying connection unit according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a second view angle of the material conveying connection unit according to the embodiment of the present invention;
fig. 6 is a front view of a material conveying connection unit according to an embodiment of the present invention;
FIG. 7 is a schematic view of the structure of a movable push plate assembly provided by an embodiment of the present invention;
fig. 8 is a schematic structural view of a variable-volume chamber unit and a baffle plate assembly according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a second view of a calendaring baffle mechanism according to an embodiment of the invention.
In the figure:
100. a pressing machine; 101. pressing a charging barrel; 102. pressing a material tray; 103. a material conveying pipe; 200. a calendaring roller set; 201. an upper calendaring roller; 202. a lower calendaring roller;
1. a material conveying connection unit; 2. a variable volume chamber unit; 3. a baffle assembly; 4. a supporting unit;
11. a material conveying connecting pipe; 12. a movable push plate assembly; 121. a material conveying channel; 122. a piston sleeve; 123. a movable push plate; 124. an elastic member; 13. a limit detection piece; 14. a mounting plate; 15. a connecting tube seat; 16. a limit stop;
21. a cavity; 22. a cavity block; 23. a cavity extension block; 24. a material buffer tongue; 25. a hanging plate;
31. a width limiting baffle; 32. a movable block; 33. an inclined stop block; 34. guiding the stop strip roll; 35. a guide stop bar; 36. a slide rail seat; 371. locking a limiting block; 372. locking the screw connection piece; 38. a transition plate; 39. a transition connecting seat;
41. a support plate; 42. and a guide rod.
Detailed Description
In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The rolling method aims at solving the problems that products with high thickness, high heat conductivity coefficient, poor material fluidity and the like are subjected to operation in a rolling mode in the prior art, in the rolling operation advancing process, the heat-conducting rolling material is affected by the self performance of the heat-conducting rolling material, and the heat-conducting rolling material is coated with air and is not easy to roll when rolling between baffle plates, so that the heat-conducting rolling material is intermittent in rolling, the rolling width is inconsistent, hollow cavities are formed in the middle of the finished product and the like. For the problem that the heat conduction rolling material with poor fluidity is uneven in material supply during rolling and further causes inconsistent thickness of a finished product, the embodiment provides a rolling baffle mechanism, rolling equipment and a rolling method to solve the technical problem.
Specifically, as shown in fig. 1, the rolling apparatus provided in this embodiment includes a press 100, a rolling roller group 200, and a rolling shutter mechanism. The material pressing machine 100 and the rolling roller groups 200 are arranged on two sides of the rolling baffle mechanism, the material pressing machine 100 is connected with a material conveying pipe 103, and the material pressing machine 100 is connected with the rolling baffle mechanism through the material conveying pipe 103. The calendaring roller set 200 crimps the heat-conductive calendared material delivered by the calendaring baffle mechanism to a finished product.
Further, the press 100 includes a press bowl 101 and a press bowl 102, the press bowl 101 is internally provided with a heat-conducting rolling material, the press bowl 102 is arranged above the press bowl 101, the press bowl 102 descends to press the heat-conducting rolling material in the press bowl 101, a discharge hole is arranged on the press bowl 101, one end of a conveying pipe 103 is connected with the discharge hole of the press bowl 101, the other end of the conveying pipe 103 is connected with a rolling baffle mechanism, the heat-conducting rolling material in the press bowl 101 enters the rolling baffle mechanism through the conveying pipe 103, one end of the rolling baffle mechanism, which is provided with a rolling roller group 200, is a material outlet, and the heat-conducting rolling material is rolled into a required finished product through the rolling roller group 200.
The rolling roller group 200 comprises an upper rolling roller 201 and a lower rolling roller 202, an upper release film and a lower release film are arranged between the upper rolling roller 201 and the lower rolling roller 202, a heat-conducting rolling material conveyed from a rolling baffle mechanism is arranged on the lower release film, the upper release film and the lower release film are connected with a traction mechanism, the traction mechanism is used for traction the upper release film and the lower release film to move towards a direction away from the rolling roller group 200, and then the heat-conducting rolling material arranged on the lower release film is driven to pass between the upper rolling roller 201 and the lower rolling roller 202 so as to be rolled by the upper rolling roller 201 and the lower rolling roller 202 to form a finished product with a certain thickness and a certain width.
As shown in fig. 2, 3 and 4, the rolling baffle mechanism provided in this embodiment includes a material conveying connection unit 1 and a variable-volume cavity unit 2. The material conveying connection unit 1 comprises a material conveying connection pipe 11, one end of the material conveying connection pipe 11 is connected with a material conveying pipe 103 (see fig. 1) of the material pressing machine 100, the other end of the material conveying connection pipe 11 is movably connected with a movable push plate assembly 12, the movable push plate assembly 12 can move along the axial direction of the material conveying connection pipe 11, and the movable push plate assembly 12 is provided with a material conveying channel 121 communicated with the material conveying connection pipe 11. The variable volume chamber unit 2 is provided with a through chamber 21, the movable push plate assembly 12 is arranged in the chamber 21 in a sliding way, and the material conveying channel 121 is communicated with the chamber 21.
According to the rolling baffle mechanism provided by the embodiment, the heat-conducting rolling material conveyed by the material pressing machine 100 enters the cavity 21 of the variable-volume cavity unit 2 through the material conveying connecting unit 1, the movable push plate assembly 12 can slide in the cavity 21 under the extrusion of the heat-conducting rolling material entering the cavity 21, the volume of the cavity 21 is changed, the heat-conducting rolling material is fully filled in the existing volume of the cavity 21, the continuous supply of the heat-conducting rolling material is realized, the heat-conducting rolling material is uniformly supplied, the width of a rolled finished product is uniform, hollow cavities cannot appear in the rolled finished product, the appearance of the finished product cannot be sunken, and the heat-conducting capacity and the yield of the finished product are improved. The calendaring baffle mechanism provided by the embodiment is suitable for calendaring heat-conducting materials with high thickness, high heat conductivity, poor material fluidity and the like.
In this embodiment, in order to facilitate the installation of the material-conveying connection unit 1 and the variable-volume chamber unit 2, as shown in fig. 2, the calendaring baffle mechanism further includes a support unit 4, and the support unit 4 includes two opposite support plates 41, and the support plates 41 may be fixed to other components of the calendaring apparatus. The two support plates 41 are connected through the guide rod 42, and the material conveying connecting unit 1 and the variable-volume cavity unit 2 are respectively arranged on the guide rod 42 in a sliding manner so as to adjust the positions of the material conveying connecting unit 1 and the variable-volume cavity unit 2 relative to the material pressing machine 100 and the calendaring roller set 200, thereby being beneficial to installation and debugging.
Further, the two support plates 41 are connected through the at least two guide rods 42, so that the stability of connection of the two support plates 41 is improved, and the smoothness of adjusting the positions of the material conveying connection unit 1 and the variable-volume cavity unit 2 is improved.
As shown in fig. 2 and 4, the material conveying connection unit 1 and the variable-volume cavity unit 2 can be locked on the guide rod 42 respectively, and after the positions of the material conveying connection unit 1 and the variable-volume cavity unit 2 are adjusted, the material conveying connection unit 1 and the variable-volume cavity unit 2 are locked on the guide rod 42, so that the material conveying connection unit 1 and the variable-volume cavity unit 2 are prevented from displacing relative to the guide rod 42 in the circumferential direction in the process of conveying the heat-conducting calendaring material.
The material conveying and connecting unit 1 further comprises a mounting plate 14 and a connecting tube seat 15, wherein the movable push plate assembly 12 and the connecting tube seat 15 are both arranged on the mounting plate 14 in a sliding manner, and can be connected with the mounting plate 14 in a sliding manner along the axial direction of the material conveying and connecting tube 11.
The material conveying connecting pipe 11 is fixed on the connecting pipe seat 15, and the connecting pipe seat 15 provides support for the installation of the material conveying connecting pipe 11. One of the connecting tube seat 15 and the mounting plate 14 is provided with a sliding block, and the other is provided with a sliding groove, and the sliding block is arranged in the sliding groove in a sliding way.
In order to limit the minimum distance between the connecting tube seat 15 and the movable push plate assembly 12, in this embodiment, the slider is disposed on the connecting tube seat 15, the mounting plate 14 is provided with a chute, and one end of the slider away from the movable push plate assembly 12 is provided with a limit stop 16.
The connection tube holder 15 can be locked on the mounting plate 14, and after the relative position between the connection tube holder 15 and the movable push plate assembly 12 is adjusted, the connection tube holder 15 is locked on the mounting plate 14. Alternatively, the connecting tube seat 15 can be locked on the mounting plate 14 through a screw connector, so that the connecting structure is simple and easy to unlock and lock.
As shown in fig. 5, 6 and 7, the movable push plate assembly 12 includes a piston sleeve 122, a movable push plate 123 is disposed at one end of the piston sleeve 122, a material conveying channel 121 penetrates through the piston sleeve 122 and the movable push plate 123, the movable push plate 123 is slidably disposed in the cavity 21, an opening at one end of the cavity 21 is closed, and the material conveying channel 121 is communicated with the cavity 21. The material conveying connecting pipe 11 is movably inserted into the material conveying channel 121 on the piston sleeve 122. When the movable push plate 123 slides in the cavity 21, the piston sleeve 122 moves along the axial direction of the material conveying connecting pipe 11. An elastic member 124 is connected between the material conveying connecting pipe 11 and the piston sleeve 122, and the elastic member 124 enables the piston sleeve 122 to have a trend of moving away from one side of the material inlet of the material conveying connecting pipe 11. Along with the quantity of the injected heat-conducting rolled material in the cavity 21, the heat-conducting rolled material in the cavity 21 pushes the movable push plate 123 to slide in the cavity 21, so that the supply pressure of the heat-conducting rolled material is formed in the cavity 21, and further, the continuity of the supply of the heat-conducting rolled material is realized.
Specifically, the elastic member 124 is disposed between the connection socket 15 and the piston sleeve 122, and the connection socket 15 and the piston sleeve 122 provide support for fixing both ends of the elastic member 124.
Preferably, the elastic member 124 is a spring, the spring is sleeved on the material conveying connecting pipe 11, and two ends of the spring are respectively abutted on the connecting pipe seat 15 and the piston sleeve 122.
The piston sleeve 122 is slidably connected to the mounting plate 14, one of the piston sleeve 122 and the mounting plate 14 is provided with a sliding block, and the other is provided with a sliding groove, and the sliding block is slidably disposed in the sliding groove.
Still further, the piston sleeve 12 can be locked to the mounting plate 14, and the piston sleeve 12 is locked to the mounting plate 14 when a constant volume of the cavity 21 is required to supply the heat conductive calendaring material. Preferably, the mounting plate 14 and the piston sleeve 12 are connected by using a screw connection piece, and the screw connection piece is screwed to realize connection or disconnection of the mounting plate 14 and the piston sleeve 12.
In this embodiment, the mounting plate 14 is connected to the guide rod 42, that is, the mounting plate 14 is provided with a hole through which the guide rod 42 passes, the mounting plate 14 is locked on the guide rod 42 by a screw, and the screw is screwed through the mounting plate 14 and abuts against the guide rod 42 to fix the position of the mounting plate 14.
As shown in fig. 6, the material conveying connection unit 1 further includes a limit detection member 13, where the limit detection member 13 is configured to collect a signal that the movable push plate assembly 12 moves to a preset position toward the material conveying connection pipe 11 side so as to reduce the discharging speed of the material pressing machine 100. The preset position of the movable push plate assembly 12 moving towards one side of the feeding port of the feeding connecting pipe 11 is in a state when the cavity 21 is at the maximum volume, the cavity 21 is filled with heat-conducting calendaring materials, the feeding is not interrupted, the discharging speed of the material pressing machine 100 can be reduced at the moment, and the discharging speed of the material pressing machine 100 is mainly controlled by the descending speed of the material pressing disc 102 arranged on the material pressing barrel 101. After the discharge speed of the press 100 decreases, the heat conducting calendaring material in the cavity 21 decreases, and the movable push plate assembly 12 moves toward the side facing away from the material conveying connecting pipe 11, and the volume of the cavity 21 decreases. In order to ensure that no interruption of the feed occurs, the discharge speed of the press 100 is increased when the volume of the cavity 21 is reduced to a preset minimum volume. In this embodiment, a delay mode is adopted to obtain a signal that the cavity 21 reaches the minimum volume, so as to improve the discharging speed of the press 100.
In another embodiment, a limit detection member 13 may be further disposed, where the limit detection member 13 is configured to collect a signal that the movable push plate assembly 12 moves to a preset position away from the material conveying connection pipe 11 to increase the discharging speed of the material pressing machine 100, where the preset position is a state when the volume of the cavity 21 is minimum.
In this embodiment, the limit detection member 13 includes a mechanical limit switch and a stopper, and is triggered to generate a signal when the mechanical limit switch touches the stopper. In other embodiments, the limit detecting member 13 may be other detecting members, which are not particularly limited herein.
Referring to fig. 3 and 8, the variable volume unit 2 includes a volume block 22, and a cavity 21 penetrating the volume block 22 is provided on the volume block 22. Because the movable push plate 123 has a certain thickness, in order not to affect the volume of the cavity 21, a cavity extension block 23 is arranged on one side of the cavity block 22, which is close to the movable push plate assembly 12, and a through groove matched with the cavity 21 is arranged on the cavity extension block 23, and the movable push plate 123 is arranged in the through groove.
A material buffer tongue 24 is arranged on one side of the cavity block 22, which is away from the cavity extension block 23, the upper surface of the material buffer tongue 24 is flush with the bottom surface of the cavity 21, the edge of the material buffer tongue 24 is provided with an inclined surface which is inclined downwards from the bottom surface of the cavity 21, and the extrusion of the heat conducting calendaring material flows onto the lower release film through the material buffer tongue 24, so that the material buffer tongue 24 plays a role in excessive connection and buffer.
The cavity block 22 is slidably connected with the suspension plate 25, and the cavity block 22 is slidably connected with the guide rod 42 of the support unit 4 through the suspension plate 25, so as to adjust the axial position of the cavity block 22 on the guide rod 42. Specifically, the hanging plate 25 is provided with a hole through which the guide rod 42 passes.
The hanging plate 25 can be locked on the guide rod 42, so that the displacement of the cavity block 22 during the production and processing is avoided to influence the production. Specifically, the suspension plate 25 is threaded through the threaded connection piece and is abutted against the guide rod 42, so that the position of the suspension plate 25 is locked, the structure is simple, and the operation is convenient.
The cavity block 22 is slidably connected to the suspension plate 25, and the cavity block 22 can slide along the axial direction of the material conveying connecting pipe 11, i.e. is perpendicular to the axial direction of the guide rod 42, so as to adjust the axial position of the cavity block 22 relative to the material conveying connecting pipe 11. The cavity block 22 can be locked on the hanging plate 25, and after the position of the cavity block 22 is adjusted, the position of the cavity block 22 is locked, so that the production is prevented from being influenced by displacement during the growth processing. Optionally, the cavity block 22 and the hanging plate 25 are connected by a screw connection, so that the connection mode is simple and convenient to adjust.
Further, one of the cavity block 22 and the hanging plate 25 is provided with a sliding block, and the other is provided with a sliding rail on which the sliding block is arranged in a sliding manner.
In this embodiment, since the material conveying connection unit 1 is disposed in the middle of the cavity 21, in order to improve the stability of connection between the cavity block 22 and the support unit 4, the cavity block 22 is connected with at least two hanging plates 25, and both sides of the material conveying connection unit 1 are provided with hanging plates 25.
With continued reference to fig. 8, the side of the variable volume chamber unit 2 facing away from the movable push plate assembly 12 is provided with two sets of baffle assemblies 3 spaced apart to define the width of the calendered product. The interval of two sets of baffle assemblies 3 is adjustable, has realized using the purpose that a calendering equipment can produce different width products, has improved the flexibility that calendering equipment used.
The baffle assembly 3 comprises a width limiting baffle 31, the upper surface of the width limiting baffle 31 is a first arc-shaped surface inclined from top to bottom, a plurality of movable blocks 32 are sequentially arranged on the inner side of the width limiting baffle 31, the positions of the width limiting baffle 31 and the movable blocks 32 are adjustable, and the movable blocks 32 are detachable so as to adjust the position of the width limiting baffle 31.
Specifically, the two sides of the variable-volume chamber unit 2 are both provided with slide rail seats 36, the slide rail seats 36 are provided with slide rails, the width limiting baffle plate 31 and the movable block 32 are arranged on the slide rails in a sliding manner, and the movable block 32 is detachably connected with the slide rails. Removing the movable blocks 32 reduces the number of movable blocks 32 and can reduce the space between the two width limiting baffles 31. The movable blocks 32 are installed to increase the number of the movable blocks 32, so that the interval between the two width limiting baffles 31 can be enlarged.
The first arc surface is matched with the surface of the upper rolling roller 201 of the rolling roller group 200 so as to realize rolling of the heat-conducting rolling material, and the problem that the heat-conducting rolling material forms material vortex at the discharging position of the variable-volume cavity unit 2 and further the conveying of the heat-conducting rolling material is limited is avoided.
Further, the shutter assembly 3 further includes a diagonal stop 33, the diagonal stop 33 being disposed between the width-limiting shutter 31 and the movable block 32. The position of the inclined stopper 33 is adjustable to adjust the position with the width-limiting baffles 31, changing the spacing between the two width-limiting baffles 31. The upper surface of the inclined stop block 33 is a second arc surface which is connected with the first arc surface of the width limiting baffle plate 31, namely, the second arc surface is matched with the surface of the upper calendaring roller 201 of the calendaring roller group 200. The inclined stop block 33 is attached to the width limiting baffle plate 31, the second arc-shaped surface plays a role in transition conveying on the heat conduction calendaring material on the inner side of the width limiting baffle plate 31, and the inclined stop block 33 is matched with the width limiting baffle plate 31 to avoid the problem that the heat conduction calendaring material forms material vortex at the discharging position of the variable volume cavity unit 2, so that conveying of the heat conduction calendaring material is limited.
In the present embodiment, a locking member is provided on the outer side of the width limiting plate 31, and the locking member cooperates with the movable block 32 to lock the position of the width limiting plate 31. Specifically, the locking member includes a locking stopper 371, the locking stopper 371 is slidably disposed on a sliding rail of the sliding rail seat 36, a locking screw member 372 is screwed at an end portion of the sliding rail seat 36, after the position of the width limiting baffle 31 is adjusted, the locking screw member 372 is screwed to enable the locking screw member 372 to be abutted to the locking stopper 371, so that the locking stopper 371 is attached to the width limiting baffle 31, and the locking stopper 371 and the movable block 32 cooperate to provide a clamping force for clamping the width limiting baffle 31.
As shown in fig. 9, a guiding strip coil 34 is further arranged on one side of the variable-volume chamber unit 2 away from the width limiting baffle 31, and the guiding strip coil 34 is arranged in one-to-one correspondence with the width limiting baffle 31. The guide stop strip roll 34 is wound with a guide stop strip 35 and can release the guide stop strip 35, and the guide stop strip 35 passes through the upper surface of the width limiting baffle 31 and is fixed on the lower release film on which the heat-conducting calendaring material is placed. The guide strip roll 34 releases the guide strip 35 as the lower release film is pulled. The guide baffle 35 passes through the upper surface of the width limiting baffle 31, and the upper rolling roller 201 rolls to fix the guide baffle 35 on the lower release film. The guide stop bar 35 is matched with the width limiting baffle plate 31, so that the heat conduction calendaring material can be uniformly arranged on the lower release film, and can not be diffused limitlessly in the calendaring process, and the problem of the thinner thickness of two sides of a product is solved.
Preferably, the guiding stop strip 35 is made of foam, one side of the foam is provided with back glue, and in the calendaring process, the foam quilt is adhered to the lower release film, so that the fixing mode is simple, and the use cost is low.
Further, in order to smoothly transition the guide rail 35 to the width limiting baffle 31, a transition plate 38 is further provided between the guide rail roll 34 and the width limiting baffle 31, and a transition groove for guiding the guide rail 35 is provided on the transition plate 38.
In order to adapt to the position of the width limiting baffle 31, the position of the transition plate 38 is adjustable, optionally, a transition connection seat 39 is provided on the slide rail seat 36, and the transition plate 38 is movably provided on the transition connection seat 39. Specifically, the transition plate 38 is slidably disposed on the transition connection seat 39, and can be locked on the transition connection seat 39 to fix the position of the transition plate 38.
The embodiment also provides a rolling method which is applied to the rolling equipment. The calendaring method mainly comprises the following steps:
the press 100 supplies a heat conductive rolled material to the rolling shutter mechanism;
the heat conductive rolled material entering the rolling shutter mechanism is transited to the shape of the elongated cavity 21;
the calender roll group 200 calenders the heat-conductive calendered material.
In the heat-conducting rolled material entering the cavity 21, along with the amount of the heat-conducting rolled material entering the cavity 21, the heat-conducting rolled material can push the movable push plate assembly 12 to move in the cavity so as to change the volume of the cavity 21, further change the pressure of conveying the heat-conducting rolled material and ensure that the conveying of the heat-conducting rolled material is uninterrupted.
Further, when the heat-conducting calendaring material enters the calendaring baffle mechanism, the position of the movable push plate assembly 12 in the cavity 21 is obtained, and the speed of the material pressing machine for supplying the heat-conducting calendaring material is controlled according to the position of the movable push plate assembly 12 in the cavity 21. On the premise of ensuring continuous feeding, the speed of the feeding machine 100 for feeding the heat-conducting calendaring materials is reasonably controlled, so that the heat-conducting calendaring materials are prevented from being excessively fed.
Specifically, when the movable push plate assembly 12 moves toward the side of the material delivery connection pipe 11 to the first preset position, the speed at which the heat conductive calendaring material is supplied from the press 100 is reduced. At this time, the volume of the cavity 21 is at the maximum state, the cavity 21 is filled with the heat-conducting calendaring material, the supply of the heat-conducting calendaring material is not interrupted, and the speed of the press 100 for supplying the heat-conducting calendaring material can be reduced.
The movable push plate assembly 12 moves to a second preset position away from the side of the material conveying connecting pipe 11, and the speed of the material pressing machine 100 for supplying the heat-conducting calendaring material is improved. At this time, the volume of the chamber 21 is at a minimum, so that the speed of the press 100 for supplying the heat conductive rolling material is increased in order to ensure that the supply of the heat conductive rolling material is not interrupted.
In this embodiment, the speed of the press 100 for supplying the heat-conducting calendaring material adopts two speed switching modes, so that continuous conveying of the viscous heat-conducting calendaring material can be realized, the feeding pulse phenomenon formed by stopping and starting the press 100 is slowed down to a certain extent, and the conveyed heat-conducting calendaring material is not covered with air.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (13)
1. A calendaring baffle mechanism, comprising:
the conveying connecting unit (1) comprises a conveying connecting pipe (11), one end of the conveying connecting pipe (11) is used for being connected with a conveying pipe (103) of the pressing machine (100), the other end of the conveying connecting pipe (11) is movably connected with a movable push plate assembly (12), the movable push plate assembly (12) can move along the axial direction of the conveying connecting pipe (11), and the movable push plate assembly (12) is provided with a conveying channel (121) communicated with the conveying connecting pipe (11);
the variable-volume cavity unit (2) is provided with a through cavity (21), the movable push plate assembly (12) is arranged in the cavity (21) in a sliding manner, and the material conveying channel (121) is communicated with the cavity (21);
when the heat conduction calendaring material in the cavity (21) is reduced, the movable push plate assembly (12) moves towards the side away from the material conveying connecting pipe (11) so that the volume of the cavity (21) is reduced.
2. The calendaring baffle mechanism according to claim 1, wherein the movable push plate assembly (12) comprises:
the piston sleeve (122), one end of the piston sleeve (122) is provided with a movable push plate (123), the material conveying channel (121) penetrates through the piston sleeve (122) and the movable push plate (123), the movable push plate (123) is slidably arranged in the cavity (21), and the material conveying connecting pipe (11) is movably inserted into the material conveying channel (121) on the piston sleeve (122);
the elastic piece (124) is connected with the material conveying connecting pipe (11) and the piston sleeve (122), and the elastic piece (124) enables the piston sleeve (122) to have a trend of moving away from one side of a material inlet of the material conveying connecting pipe (11).
3. The calendering baffle mechanism according to claim 1, wherein the feed connection unit (1) further comprises a limit detection member (13), the limit detection member (13) being configured to collect a signal that the movable push plate assembly (12) moves to a preset position towards the feed connection tube (11) side to reduce the discharge speed of the press (100).
4. The calendering baffle mechanism according to claim 1, wherein the feed connection unit (1) further comprises:
the mounting plate (14), the said mounting plate (14) is connected with said movable push plate assembly (12) slidably;
the connecting tube seat (15), the material conveying connecting tube (11) is fixed on the connecting tube seat (15), the connecting tube seat (15) and the mounting plate (14) are connected in a sliding mode, and the connecting tube seat (15) can be locked on the mounting plate (14).
5. The calendaring baffle mechanism according to claim 1, characterized in that the variable volume unit (2) comprises a volume block (22), the volume block (22) being provided with the cavity (21) penetrating the volume block (22).
6. The calendaring baffle mechanism according to claim 1, characterized in that two baffle assemblies (3) are arranged at intervals on one side of the variable volume chamber unit (2) facing away from the movable push plate assembly (12), and the distance between the two baffle assemblies (3) is adjustable.
7. The calendaring baffle mechanism according to claim 6, wherein the baffle assembly (3) comprises a width limiting baffle (31), the upper surface of the width limiting baffle (31) is a first arc surface inclined from top to bottom, a plurality of movable blocks (32) are sequentially arranged on the inner side of the width limiting baffle (31), the positions of the width limiting baffle (31) and the movable blocks (32) are adjustable, and the movable blocks (32) are detachable.
8. The calendaring baffle mechanism according to claim 7, characterized in that the baffle assembly (3) further comprises an inclined stop (33), the inclined stop (33) is disposed between the width limiting baffle (31) and the movable block (32), the position of the inclined stop (33) is adjustable, and the upper surface of the inclined stop (33) is a second arc-shaped surface which is consistent with and connected with the first arc-shaped surface of the width limiting baffle (31).
9. The calendaring baffle mechanism according to claim 7, characterized in that the baffle assembly (3) further comprises a guide strip roll (34) arranged on one side of the variable volume chamber unit (2) away from the width limiting baffle (31), wherein the guide strip roll (34) is wound with a guide strip (35) and can release the guide strip (35), and the guide strip (35) passes through the upper surface of the width limiting baffle (31) and is fixed on a lower release film on which a heat conducting calendaring material is placed.
10. The calendaring baffle mechanism according to claim 1, further comprising a supporting unit (4), wherein the supporting unit (4) comprises two oppositely arranged support plates (41), the two support plates (41) are connected through a guide rod (42), the material conveying connecting unit (1) and the variable-volume cavity unit (2) are respectively arranged on the guide rod (42) in a sliding manner, and the material conveying connecting unit (1) and the variable-volume cavity unit (2) can be respectively locked on the guide rod (42).
11. The calendaring device is characterized by comprising a material pressing machine (100), a calendaring roller set (200) and the calendaring baffle mechanism according to any one of claims 1-10, wherein the material pressing machine (100) is connected with a material conveying pipe (103), and the calendaring roller set (200) is arranged on one side, away from the material pressing machine (100), of the calendaring baffle mechanism.
12. A rolling method, applied to the rolling equipment of claim 11, characterized in that the rolling method
Comprising the following steps:
a presser (100) supplies a heat-conducting rolling material to the rolling baffle mechanism;
the heat-conducting rolled material entering the rolling baffle mechanism is transited into the shape of a strip-shaped cavity (21);
a calender roll group (200) calenders the thermally conductive calendered material.
13. The calendaring method according to claim 12, characterized in that the position of the movable push plate assembly (12) within the cavity (21) is obtained when the heat conducting calendared material enters the calendaring baffle mechanism, and the speed at which the heat conducting calendared material is fed by the press (100) is controlled according to the position of the movable push plate assembly (12) within the cavity (21).
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| CN202210767553.4A CN115091677B (en) | 2022-06-30 | 2022-06-30 | Rolling baffle mechanism, rolling equipment and rolling method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210767553.4A CN115091677B (en) | 2022-06-30 | 2022-06-30 | Rolling baffle mechanism, rolling equipment and rolling method |
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| CN115091677B true CN115091677B (en) | 2024-02-02 |
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| DE10029150C1 (en) * | 2000-06-14 | 2001-08-16 | Mannesmann Sachs Ag | Pressure vessels, in particular for a vibration damper |
| CN102811848B (en) * | 2010-03-31 | 2015-02-11 | 住友化学株式会社 | Method for producing thermoplastic resin film |
| CL2015003408A1 (en) * | 2015-11-20 | 2016-11-18 | Silva Alejandro Gajardo | Inter-structure coupling device comprising a single mechanical elasto chamber and a double mechanical elasto chamber, both chambers formed by a tubular elastic body, two rigid plates and through bolts. |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0061385A1 (en) * | 1981-03-13 | 1982-09-29 | E.M.S. EQUIPEMENTS MECANIQUES SPECIALISES Société Anonyme | Method of regulating the feeding of a calender for plastics material, and apparatus therefor |
| JP2002192594A (en) * | 2000-12-27 | 2002-07-10 | Hitachi Zosen Corp | T-die for extrusion molding |
| CN212498846U (en) * | 2020-05-29 | 2021-02-09 | 常州新达力塑料机械有限公司 | External plate type die head with adjustable die orifice |
| CN215849701U (en) * | 2020-07-20 | 2022-02-18 | 苏州美梦机器有限公司 | Volume-adjustable material conveying device and 3D printing system |
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