CN219686505U

CN219686505U - Feeding device of double-screw granulator

Info

Publication number: CN219686505U
Application number: CN202320220055.8U
Authority: CN
Inventors: 薛文香; 范育生; 巫辉煌
Original assignee: Guangdong Dongsu New Material Co ltd
Current assignee: Huizhou Dongxintai New Material Technology Co ltd
Priority date: 2023-02-15
Filing date: 2023-02-15
Publication date: 2023-09-15
Anticipated expiration: 2033-02-15

Abstract

The utility model relates to a feeding device of a double-screw granulator, which comprises a frame, a vibration disc and a feeding assembly, wherein the feeding assembly comprises a first sub-runner and a second sub-runner, the middle parts of the first sub-runner and the second sub-runner are respectively provided with a first sub-runner and a second sub-runner, the feeding size of the first sub-runner is larger than that of the second sub-runner, and the first sub-runner and the second sub-runner split the granulator materials and play a role in sorting the granulator materials at the same time, so that the granules with different sizes of the granulator materials fall into different inlets, the sorting time is shortened, and the material blockage is reduced; adopt adjusting part to control the feed of granulator material, the subsequent process of being convenient for is convenient for the total amount calculation of automatic material loading, and the granulator material gets into first reposition of redundant personnel feed inlet or second reposition of redundant personnel feed inlet through the vibration dish and transports the granulator material to next processing procedure to accomplish the process of material loading, reach the effect of automatic material loading, improve work efficiency.

Description

Feeding device of double-screw granulator

Technical Field

The utility model relates to the technical field of pelleting machines, in particular to a feeding device of a double-screw pelleting machine.

Background

The double screw granulator is mainly used for filling, blending, modifying, adding, chlorinating rubber and engineering resin, and processing polypropylene and super absorbent resin. With the development of industry, the feeding procedure of the twin-screw granulator improves the traditional manual feeding mode, so that the mechanical material of the granulator is continuously provided for the twin-screw granulator.

The current chinese patent of consulting bulletin number CN217450044U, it discloses a feeding structure of granulator, comprising a base plate, the bottom plate top is close to the middle part fixedly connected with unloading case, unloading case back wall is close to middle part and passes through the first driving motor of connecting rod fixedly connected with, first driving motor output shaft front end passes through bearing and unloading case back wall swing joint, unloading incasement is close to left and right sides department all and is provided with the transfer roller, both ends are respectively through pivot and bearing and unloading case front and back side inner wall swing joint around the transfer roller, are located the right side transfer roller back side pivot rear end passes the bearing inner circle and extends to unloading case rear to be connected with the driving belt through the transmission between sheave and the first driving motor output shaft, two the transmission is connected with the conveyer between the transfer roller. Through a series of structures, the device has the characteristics of cleaning, scrap iron removal and the like.

The utility model provides a granulator material that still needs to dredge the feed inlet through manual work to block up, has increased the process and has reduced work efficiency, and the inventor has provided a loading attachment of twin-screw granulator to solve above-mentioned technical problem because it does not possess and shunts the material and reduce the jam function to the material when the granulator material is piled up or the feed inlet leaves debris, can produce the granulator material and block up in the phenomenon of feed inlet, still has increased the process and has reduced work efficiency to this patent though possess the effect of automatic material loading.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a technical scheme capable of solving the problems.

The feeding device of the double-screw granulator comprises a frame, a vibration disc and a feeding component, wherein the feeding component comprises a feeding box and a material channel, the surface of the feeding box is provided with a discharge hole, the material channel is positioned in the middle of the discharge hole, one end of the material channel extends to the middle of the vibration disc, the material channel is positioned above the vibration disc, the vibration disc is arranged on the surface of the frame, one end of the vibration disc is connected with a material distributing component, the material distributing component comprises a first sub-runner and a second sub-runner, the middle parts of the first sub-runner and the second sub-runner are respectively provided with a first sub-runner and a second sub-runner, the feeding size of the first sub-runner is larger than that of the second sub-runner, the feeding box is in butt joint with the surface of the frame through a support frame, the support frame is used for supporting the weight of the feeding box, and an adjusting component used for assisting material feeding adjustment is arranged in the inside of the support frame;

the vibration disc is a feeding device for automatic directional sequencing; the vibration plate is formed by matching a hopper chassis controller, a linear feeder and the like; the work purpose is to automatically, orderly, directionally and orderly arrange unordered workpieces through vibration, and accurately convey the unordered workpieces to a next working procedure; the hopper of the vibration disc can be divided into five types of hoppers, namely a cylindrical hopper, a spiral hopper, a linear hopper, a conical hopper and a bisector hopper; the chassis of the vibration disk is provided with four types of forward pulling chassis, side pulling chassis, piezoelectric chassis and precision chassis; the controller is divided into five types, namely a common controller, a frequency modulation controller, a hierarchical controller, a slow start controller and a digital display frequency modulation controller; the linear feeder can be customized according to various types of linear feeders as required, and can also be customized according to the product requirements; the vibration disc is auxiliary equipment of automatic assembly machinery, and is feeding equipment capable of automatically and directionally sorting; the automatic discharging device can orderly discharge various products, and can be matched with automatic assembling equipment to assemble all parts of the products together into a complete product;

the vibration disc vibrates in a pulse electromagnet mode, the pulse electromagnet is arranged in the vibration disc, the hopper can vibrate vertically, the hopper can vibrate in a torsion mode around a vertical axis due to the inclination of the elastic sheet, parts in the hopper ascend along a spiral track due to the vibration until the parts are sent to a next working procedure motion state, wherein the linear hopper vibrates in a reciprocating linear mode, the cylinder vibrates in a reciprocating torsion mode, the vibration disc is mainly powered by a vibration motor, directional frequency force is generated when the vibration motor works, an electromagnetic coil of the vibration disc works, an inclined plane can vibrate slightly up and down due to electromagnetic force, and smooth work can be realized by adjusting the working frequency and the gap of the vibration disc;

the mounting position of second reposition of redundant personnel material mouth is earlier than the mounting position of first reposition of redundant personnel material mouth, when the less material of granulator passes through the second reposition of redundant personnel material mouth, the outside of vibration dish is discharged along the second reposition of redundant personnel material mouth to the material of first reposition of redundant personnel material mouth produces the condition emergence of jam when avoiding making the material of first reposition of redundant personnel material mouth pass through the second reposition of redundant personnel material mouth, adopts first reposition of redundant personnel passageway and second reposition of redundant personnel passageway to shunt the granulator material, plays the effect of letter sorting material, reduces the time of letter sorting and reduces the effect that the material is blockked up.

Further, adjusting part includes ejection of compact lead screw motor and ends the material valve, it installs in the inside of discharge gate to end the material valve, the one end of ejection of compact lead screw motor is the lift lead screw, the one end of lift lead screw runs through the surface of material passageway, the one end and the surface butt of stopping the material valve of lift lead screw, when ejection of compact lead screw motor circular telegram is operated, produce driving force through ejection of compact lead screw motor and make the lift lead screw drive the material valve and remove, play the effect of jam or opening the discharge gate when stopping the material valve and the discharge gate remove along the discharge gate internal surface, the shape of stopping the material valve is unanimous with the shape of discharge gate, when stopping the material valve and the discharge gate coincidence, play the effect of jam material through stopping the material valve, when producing the gap between material valve and the discharge gate, the material drops the inside of discharge gate through the gap, receive the influence of the driving force that produces between the material, make the material drop into the inside of vibration dish along the material passageway and divide the material.

Further, the surface of ejection of compact lead screw motor is equipped with a plurality of bracing pieces that are used for supporting, and the spacing regulation hole that is used for carrying out position adjustment is all seted up on the surface at ejection of compact lead screw motor both ends, and spacing regulation hole is used for connecting outside lead screw, connects the inside mounted position of outside lead screw adjustable ejection of compact lead screw motor at the support frame through spacing regulation hole, adopts the mode of adjustment to make the laminating of the internal surface of stopping valve and discharge gate, plays the effect that control material dropped, reaches control valve's effect.

Further, the bottom of first subchannel and second subchannel all is equipped with the brace table, and the surface connection of brace table has the cushion that is used for carrying out the support, and the cushion is the disconnect-type structure with the brace table, plays the effect of supporting through the brace table, and the effect of cushion is for supporting the brace table, increases holding power through brace table and cushion, plays the phenomenon that reduces first subchannel and second subchannel and produce the shake, plays the effect of assisting first subchannel and second subchannel steady transportation.

Further, the externally mounted of vibration dish has the protective housing that is used for carrying out the protection, the one end of protective housing and the surface laminating of frame, the first subchannel all extends beyond the surface of protective housing with the one end of second subchannel, and extend towards the outside of protective housing, when outside debris drops the inside of vibration dish, play the effect of separation through the protective housing, avoid outside debris to drop the inside of vibration dish and material mixing, simultaneously, play the effect of protection through the protective housing, avoid the impact force that the foreign object jostled to the fact the harm to the vibration dish, thereby influence vibration dish and send the feed distribution effect.

Further, a plurality of supporting foot rest that is used for auxiliary stay is installed to the bottom of frame, supporting foot rest rectangle distributes in the bottom of frame, adopts the setting of rectangle distribution to make the supporting foot rest of frame bottom atress even respectively, avoid leading to supporting foot rest slope because of local effort is too big to make the condition that the frame collapses take place, the bottom of frame is connected with the universal wheel that a plurality of is used for assisting the frame to remove, the universal wheel rectangle distributes in the bottom of frame, when exerting the effort to the frame, rolls through the universal wheel and drives the vibration dish and the support frame on frame and frame surface and remove, plays the effect of being convenient for adjust the frame installation and put the position.

Further, the top of feeding case is equipped with the top cap, the surface connection of top cap has the handle, the handle is form, top cap movably installs in the one end of feeding case, when applys pulling force to the handle, drive the top cap through the handle and rotate along the one end of feeding case, thereby the middle part of feeding case is poured into from the outside to the material of being convenient for, the backing plate is installed to the one end of frame, the one end of vibration dish and support frame all laminates with the surface of backing plate, play the produced pressure of dispersion vibration dish and support frame to the frame through the backing plate, play the effect of dispersion effort, simultaneously, increase the storage area of frame one end through the backing plate, play the effect of stable vibration dish and support frame.

Compared with the prior art, the utility model has the beneficial effects that: the first sub-runner and the second sub-runner are adopted to split the materials of the granulator, and meanwhile, the function of sorting the materials of the granulator is achieved, so that particles with different sizes of the materials of the granulator fall into different inlets, sorting time is shortened, and material blocking is reduced;

in addition, adopt adjusting part to control the feed volume of granulator material, be convenient for subsequent working procedure, simultaneously, the feeding case plays the storage volume of control single granulator material, the total amount calculation of the automatic material loading of being convenient for, the granulator material gets into first reposition of redundant personnel feed inlet or second reposition of redundant personnel feed inlet through the vibration dish, then conveys the granulator material to next processing procedure through first subchannel or second subchannel, thereby accomplish the process of material loading, reach the effect of automatic material loading, improve work efficiency.

Drawings

FIG. 1 is a perspective view of a loading apparatus of a twin screw pelletizer;

FIG. 2 is an internal structural view of a feeding device of a twin-screw granulator;

FIG. 3 is another internal structural view of a feeding device of a twin-screw granulator;

FIG. 4 is a front view showing the internal structure of a feeding device of a twin-screw granulator;

FIG. 5 is a front view of the adjustment assembly in the feeder of a twin screw pelletizer;

FIG. 6 is a perspective view of a feed module in a feed device of a twin screw pelletizer;

in the figure: the device comprises a 1-frame, a 2-vibration disc, a 3-feeding box, a 4-material channel, a 5-material outlet, a 6-first sub-channel, a 7-second sub-channel, an 8-first sub-channel, a 9-second sub-channel, a 10-supporting frame, a 11-material discharging screw motor, a 12-material stopping valve, a 13-lifting screw, a 14-supporting rod, a 15-limiting adjusting hole, a 16-supporting table, a 17-cushion block, a 18-protective box, a 19-supporting foot rest, a 20-universal wheel, a 21-top cover, a 22-handle and a 23-backing plate.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the detailed description.

Referring to fig. 1-6, a feeding device of a twin-screw granulator in the embodiment includes a frame 1, a vibration disc 2 and a feeding component, the feeding component includes a feeding box 3 and a material channel 4, a discharge port 5 is opened on the surface of the feeding box 3, the material channel 4 is located in the middle of the discharge port 5, one end of the material channel 4 extends to the middle of the vibration disc 2, the material channel 4 is located above the vibration disc 2, the vibration disc 2 is installed on the surface of the frame 1, one end of the vibration disc 2 is connected with a material distributing component, the material distributing component includes a first sub-runner 6 and a second sub-runner 7, a first sub-runner 8 and a second sub-runner 9 are respectively opened in the middle of the first sub-runner 6 and the second sub-runner 7, the feeding size of the first sub-runner 8 is larger than that of the second sub-runner 9, the feeding box 3 is abutted to the surface of the frame 1 through a supporting frame 10, the supporting frame 10 is used for supporting the weight of the box 3, and an adjusting component for assisting material feeding is installed inside the supporting frame 10;

the vibration plate 2 is a feeding device for automatic directional sequencing; the vibration plate 2 is formed by matching a hopper chassis controller, a linear feeder and the like (not shown); the work purpose is to automatically, orderly, directionally and orderly arrange unordered workpieces through vibration, and accurately convey the unordered workpieces to a next working procedure; the hopper of the vibration disc 2 can be divided into five types of hoppers, namely a cylindrical hopper, a spiral hopper, a linear hopper, a conical hopper and a bisector hopper; the chassis of the vibration plate 2 is provided with four types of positive pulling chassis, lateral pulling chassis, piezoelectric chassis and precision chassis; the controller is divided into five types, namely a common controller, a frequency modulation controller, a hierarchical controller, a slow start controller and a digital display frequency modulation controller; the linear feeder can be customized according to various types of linear feeders as required, and can also be customized according to the product requirements; the vibration disc 2 is auxiliary equipment of automatic assembly machinery, and is feeding equipment capable of automatic directional sequencing; the automatic discharging device can orderly discharge various products, and can be matched with automatic assembling equipment to assemble all parts of the products together into a complete product;

the vibration disc 2 vibrates in a pulse electromagnet mode, the pulse electromagnet (not shown) is arranged in the vibration disc 2, the hopper can vibrate vertically, the elastic sheet (not shown) is inclined, the hopper swings around the vertical axis of the hopper to vibrate, the parts in the hopper ascend along the spiral track due to the vibration until the parts are sent to a next working procedure moving state, wherein the linear hopper vibrates in a reciprocating linear mode, the cylinder vibrates in a reciprocating torsional mode, the vibration motor is mainly used as power, the vibration motor (not shown) generates directional frequency force when working, the electromagnetic coil of the vibration disc 2 works, the inclined plane is slightly subjected to the vertical amplitude by the electromagnetic force, and the working frequency and the gap of the vibration disc 2 are adjusted, so that smooth working can be realized;

the mounting position of the second shunt material opening 9 is earlier than the mounting position of the first shunt material opening 8, when the smaller material of granulator passes through the second shunt material opening 9, the material is discharged out of the vibration disc 2 along the second shunt material opening 7, and because the feeding size of the second shunt material opening 9 is smaller than that of the first shunt material opening 8, the situation that the material of the first shunt material opening 8 is blocked when passing through the second shunt material opening 9 is avoided, and the effect of sorting the material is achieved when the first shunt material opening 6 and the second shunt material opening 7 are adopted to shunt the granulator material, so that the sorting time is shortened and the material blocking effect is reduced.

The adjusting component comprises a discharging screw motor 11 and a stopping valve 12, the stopping valve 12 is arranged in the discharging hole 5, one end of the discharging screw motor 11 is a lifting screw 13, one end of the lifting screw 13 penetrates through the surface of the material channel 4, one end of the lifting screw 13 is in butt joint with the surface of the stopping valve 12, when the discharging screw motor 11 is electrified to operate, the lifting screw 13 drives the stopping valve 12 to move through driving force generated by the discharging screw motor 11, the stopping valve 12 moves along the inner surface of the discharging hole 5 and plays a role of blocking or opening the discharging hole 5, the shape of the stopping valve 12 is consistent with that of the discharging hole 5, when the stopping valve 12 is overlapped with the discharging hole 5, the stopping valve 12 plays a role of blocking materials, when gaps are generated between the stopping valve 12 and the discharging hole 5, the materials fall into the discharging hole 5 through the gaps, and are separated by the influence of driving force generated between the materials, so that the materials fall into the inside of the vibrating disc 2 along the material channel 4.

The surface of ejection of compact lead screw motor 11 is equipped with a plurality of bracing pieces 14 that are used for carrying out the support, and spacing regulation hole 15 that are used for carrying out position adjustment are all seted up on the surface at ejection of compact lead screw motor 11 both ends, and spacing regulation hole 15 is used for connecting outside lead screw, connects the inside mounted position of outside lead screw adjustable ejection of compact lead screw motor 11 at support frame 10 through spacing regulation hole 15, adopts the mode of adjustment to make the laminating of the internal surface of material stop valve 12 and discharge gate 5, plays the effect that the control material dropped, reaches control valve's effect.

The bottom of first subchannel 6 and second subchannel 7 all is equipped with brace table 16, and the surface connection of brace table 16 has cushion 17 that is used for carrying out the support, and cushion 17 and brace table 16 are disconnect-type structure, play the effect of support through brace table 16, and the effect of cushion 17 is for supporting brace table 16, increases the holding power through brace table 16 and cushion 17, plays the phenomenon that reduces first subchannel 6 and second subchannel 7 and produce the shake, plays the effect of supplementary first subchannel 6 and second subchannel 7 steady transportation.

The externally mounted of vibration dish 2 has the protective housing 18 that is used for carrying out the protection, the one end of protective housing 18 is laminated with the surface of frame 1, the first subchannel 6 all extends beyond the surface of protective housing 18 with the one end of second subchannel 7, and extend towards the outside of protective housing 18, when outside debris drops the inside of vibration dish 2, play the effect of separation through protective housing 18, avoid outside debris to drop the inside and the material mixing of vibration dish 2, simultaneously, play the effect of protection through protective housing 18, avoid the impact force that the external object bumped and cause the harm to vibration dish 2, thereby influence vibration dish 2 and send the feed distribution effect.

The bottom of frame 1 installs the supporting foot rest 19 that a plurality of is used for auxiliary stay, supporting foot rest 19 rectangle distributes in the bottom of frame 1, adopt the setting of rectangle distribution to make the supporting foot rest 19 of frame 1 bottom evenly stressed respectively, avoid leading to supporting foot rest 19 slope because of local effort is too big, thereby make the condition that frame 1 collapses take place, the bottom of frame 1 is connected with the universal wheel 20 that a plurality of is used for assisting frame 1 to remove, universal wheel 20 rectangle distributes in the bottom of frame 1, when exerting the effort to frame 1, roll through universal wheel 20 and drive the vibration dish 2 and the support frame 10 on frame 1 surface and remove, play the effect of being convenient for adjust frame 1 installation and put the position.

The top of feeding case 3 is equipped with top cap 21, the surface of top cap 21 is connected with handle 22, handle 22 is form, top cap 21 movably installs in the one end of feeding case 3, when exerting the pulling force to handle 22, drive top cap 21 through handle 22 and rotate along the one end of feeding case 3, thereby the middle part of feeding case 3 is poured into from the outside to the material of being convenient for, backing plate 23 is installed to the one end of frame 1, the laminating of the one end of vibration dish 2 and support frame 10 and the surface of backing plate 23 all, play the produced pressure of dispersion vibration dish 2 and support frame 10 to frame 1 through backing plate 23, play the effect of dispersion effort, simultaneously, increase the thing area of putting of frame 1 one end through backing plate 23, play the effect of stabilizing vibration dish 2 and support frame 10.

The utility model has the design key points that the first diversion channel 6 and the second diversion channel 7 are adopted to divert the materials of the granulator, and simultaneously, the function of sorting the materials of the granulator is achieved, so that particles with different sizes of the materials of the granulator fall into different inlets, the sorting time is reduced, the effect of material blockage is reduced, the installation position of the second diversion channel 9 is earlier than the installation position of the first diversion channel 8, when the smaller materials of the granulator pass through the second diversion channel 9, the materials are discharged out of the vibration plate 2 along the second diversion channel 7, and the feeding size of the second diversion channel 9 is smaller than the feeding size of the first diversion channel 8, so that the condition that the materials of the first diversion channel 8 are blocked when passing through the second diversion channel 9 is avoided.

The action process of the utility model is as follows: through exerting pulling force to handle 22, make handle 22 drive top cap 21 rotate along the one end of feeding case 3 to the middle part of feeding case 3 is poured into from the outside to the material of being convenient for, and after the granulator material got into feeding case 3, played the effect of jam material through stopping valve 12, when ejection of compact lead screw motor 11 circular telegram was operated, produced the driving force through ejection of compact lead screw motor 11 and made lift lead screw 13 drive stopping valve 12 remove, stopping valve 12 play the effect of jam or opening discharge gate 5 when removing along discharge gate 5 internal surface.

When the stop valve 12 is overlapped with the discharge hole 5, the stop valve 12 is used for blocking materials, when gaps are formed between the stop valve 12 and the discharge hole 5, the materials fall into the discharge hole 5 through the gaps, and the materials fall into the vibrating plate 2 along the material channel 4 to be separated under the influence of the driving force generated between the materials.

The granulator material enters the first diversion material opening 8 or the second diversion material opening 9 through the vibration disc 2, and then is conveyed to the next processing procedure through the first diversion channel 6 or the second diversion channel 7, so that the feeding process is finished, the feeding quantity of the granulator material is controlled in a mode that the lifting screw 13 drives the stop valve 12 to move by adopting the driving force generated by the discharging screw motor 11, the automatic feeding effect is achieved, and the working efficiency is improved.

The foregoing is a further detailed description of the utility model in connection with specific preferred embodiments, and is not intended to limit the practice of the utility model to such description. It will be apparent to those skilled in the art that several simple deductions or substitutions can be made without departing from the spirit of the utility model, and the scope of the utility model is to be considered as the scope of the utility model.

Claims

1. The utility model provides a loading attachment of twin-screw granulator, includes frame, vibration dish and material loading subassembly, its characterized in that: the feeding assembly comprises a feeding box and a material channel, a discharge hole is formed in the surface of the feeding box, one end of the material channel extends to the middle of the vibration disc, the material channel is located above the vibration disc, the vibration disc is mounted on the surface of the frame, one end of the vibration disc is connected with a material distributing assembly, the material distributing assembly comprises a first sub-runner and a second sub-runner, a first sub-runner and a second sub-runner are respectively formed in the middle of the first sub-runner and the second sub-runner, the feeding size of the first sub-runner is larger than that of the second sub-runner, the feeding box is in butt joint with the surface of the frame through a support frame, and an adjusting assembly for assisting material feeding adjustment is mounted in the interior of the support frame.

2. The feeding device of a twin screw granulator according to claim 1, wherein: the adjusting component comprises a discharging screw motor and a stopping valve, the stopping valve is arranged in the discharging hole, one end of the discharging screw motor is a lifting screw, one end of the lifting screw penetrates through the surface of the material channel, and one end of the lifting screw is in butt joint with the surface of the stopping valve.

3. A twin screw granulator feeding apparatus according to claim 2, wherein: the surface of ejection of compact lead screw motor is equipped with a plurality of bracing pieces that are used for carrying out the support, and the spacing regulation hole that is used for carrying out position adjustment is all seted up on the surface at ejection of compact lead screw motor both ends, and spacing regulation hole is used for connecting outside lead screw.

4. A twin screw granulator feeding apparatus according to claim 3, wherein: the bottom of first subchannel and second subchannel all is equipped with the brace table, and the surface of brace table is connected with the cushion that is used for carrying out the support, and cushion and brace table are disconnect-type structure.

5. A feeding device of a twin screw granulator according to any of claims 1-3, wherein: the externally mounted of vibration dish has the protective housing that is used for protecting, and the one end of protective housing is laminated with the surface of frame, and the one end of first subchannel and second subchannel all extends beyond the surface of protective housing, and extends towards the outside of protective housing.

6. A feeding device of a twin screw granulator according to any of claims 1-3, wherein: the bottom of frame is installed a plurality of supporting foot rest that is used for auxiliary stay, and supporting foot rest rectangle distributes in the bottom of frame, and the bottom of frame is connected with the universal wheel that a plurality of is used for assisting the frame to remove, and the universal wheel rectangle distributes in the bottom of frame.

7. A feeding device of a twin screw granulator according to any of claims 1-3, wherein: the top of feeding case is equipped with the top cap, and the surface of top cap is connected with the handle, and the handle is form, and the backing plate is installed to the one end of frame, and the one end of vibration dish and support frame all laminates with the surface of backing plate.