CN110948836A

CN110948836A - SMC lining plate preparation system and control method

Info

Publication number: CN110948836A
Application number: CN201811133142.XA
Authority: CN
Inventors: 官景栋
Original assignee: Tianjin Binhai Solar Thermal Reflection Technology Co ltd
Current assignee: Guangdong Jinfangyuan Energy Storage Technology Co ltd
Priority date: 2018-09-27
Filing date: 2018-09-27
Publication date: 2020-04-03
Anticipated expiration: 2038-09-27
Also published as: CN110948836B

Abstract

The invention discloses an SMC lining plate preparation system and a control method. According to the SMC raw material supply device of the SMC lining plate preparation system, the conveying of SMC raw materials is realized by combining the left-right movement of the SMC loading plate and the front-back movement of the feeding frame, and the material transfer is realized by utilizing the lifting of the loading plate, wherein the loading plate is vertically moved up and down by the loading plate cylinder. Moreover, the combined lifting and clamping and positioning mode of the front shovel plate and the rear shovel plate is combined in a bottom supporting mode and a clamping and positioning mode of two sides when the SMC raw material is soft relatively, so that an effective clamp is guaranteed, the material is prevented from falling off, and the production efficiency is improved.

Description

SMC lining plate preparation system and control method

Technical Field

The invention belongs to the technical field of silver mirror production and preparation, and particularly relates to a SMC (sheet molding compound) lining plate preparation system and a control method.

Background

The reflector glass used in the field of photo-thermal power generation at the present stage is about 4mm, the glass is connected with the bracket by sticking the ceramic plate with the bolt, the structural strength completely depends on the quality of the glass, and therefore the service life of the photo-thermal power generation reflector part is influenced. In addition, the reflectance of such a mirror is only about 93%, which affects the efficiency of the photothermal power generation.

The applicant proposes a technology of utilizing SMC material to perform hot press molding to serve as a reflector backboard, SMC composite material and glass fiber reinforced plastic. The main raw materials consist of GF (special yarn), MD (filling) and various auxiliary agents. The SMC composite material and the SMC molded product thereof have excellent electrical insulation performance, mechanical performance, thermal stability and chemical corrosion resistance.

The reflector back plate can provide higher strength and enough toughness, so that the reflector is not damaged in a severe outdoor environment. However, in the compression molding process, the flaky raw material needs to be fed into the compression molding equipment, and the flaky raw material is thinner and is a coiled material, so how to safely and efficiently realize the feeding of the flaky raw material is a problem which needs to be solved urgently. And the location on the support is realized to the form that generally adopts embedded nut when the shaping, however, current nut place rely on the manual work to place more, lead to inefficiency and have the potential safety hazard.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, provides the SMC lining plate preparation system and realizes effective and efficient production and preparation.

The invention is realized by the following technical scheme:

an SMC lining plate preparation system comprises an SMC raw material supply device, a nut supply device and a forming die;

the SMC raw material supply device comprises a rail horizontally arranged on a rack, an SMC material carrying plate arranged on the rail in a matching manner, a feeding frame which is arranged on the rack and driven to move longitudinally, wherein the feeding frame is positioned above the right end part of the rail, the feeding frame comprises a top driving arm, a carrier plate which is arranged below the top driving arm and driven to move up and down, and a clamping mechanism which is arranged on the carrier plate and used for clamping the SMC raw material, and the clamping mechanism comprises a shovel plate at the front end and a shovel plate at the rear end and side clamping mechanisms at the left side and the right side;

the nut feeding device comprises a plurality of groups of feeding mechanisms, each group of feeding mechanisms respectively comprises a nut material carrying plate, a discharging mechanism and a vacuum suction part, the nut material carrying plate comprises a nut support plate and a vibration exciter, the nut support plate is obliquely arranged and driven to step along the front and back direction, a plurality of T-shaped grooves which extend left and right and can be matched with the bottom circular ring of the nut to be embedded in the bottom circular ring of the nut are arranged on the nut support plate, the discharging mechanism comprises a material guide groove matched with the T-shaped grooves and a sliding table arranged at the other end of the material guide groove, material embedding grooves which can be used for accommodating the nut are formed in the adjacent sides of the sliding table and the material guide groove, and the sliding table is driven to reciprocate along the front and back direction to switch between a material feeding position and a material taking position;

the forming die comprises an upper die plate and a lower die plate, the upper die plate comprises an upper die plate and an upper thimble plate positioned above the upper die plate, a plurality of through air holes are formed in the upper die plate, a plurality of upper plugging rods used for sealing the air holes are arranged on the upper die plate, and the air holes are controllably communicated with a compressed air source; the lower template comprises a lower template and a lower ejector plate arranged below the lower template, a plurality of ejector pin holes are formed in the lower template, and ejector rods corresponding to the ejector pin holes are arranged on the lower ejector plate.

In the technical scheme, slot openings corresponding to the shovel plates are formed in the upper surfaces of the middle parts of the front end and the rear end of the SMC material carrying plate, and the shovel plates are driven to clamp or release the SMC material along the front-rear direction; the shovel board is connected with the shovel board cylinder in a transmission mode through the transmission plate.

In the technical scheme, the side clamping mechanism comprises an L-shaped transmission plate which is arranged corresponding to the SMC carrier plate and is driven to turn inwards, a plurality of bottom clamping blocks which are used for supporting the side edge of the carrier plate to clamp SMC raw materials are arranged on the transmission plate, and notches corresponding to the bottom clamping blocks are formed in the SMC carrier plate.

In the technical scheme, the track comprises a weighing section positioned at the left end and a conveying section positioned on the right side of the weighing section, and a weight sensor is arranged between the track of the weighing section and the base frame.

In the technical scheme, the lower shaping plate is provided with a nut positioning cavity for accommodating the nut, the upper section bar is provided with a pressing rod through hole corresponding to a top ring of the nut, and the upper ejector plate is provided with a nut pressing needle which can penetrate through the pressing rod through hole in a matched mode and is pressed on the top ring.

In the technical scheme, the vacuum suction part comprises a vacuum generator, a nut suction cavity which is connected with the vacuum generator and is matched with the top circular table to embed the top circular table therein, and a suction cylinder which drives the nut suction cavity to move up and down.

In the technical scheme, the automatic feeding device comprises six groups of feeding mechanisms, and the vacuum suction part of each group of feeding mechanisms is fixedly connected with the feeding frame respectively.

In the above technical solution, the frame includes at least two upright posts fixedly connected with the ground, one of the upright posts is rotatably connected with the ground, and the other upright post is detachably and fixedly connected with the ground through a bolt.

In the technical scheme, a lifting handle is fixedly arranged on the nut carrier plate, a lifting baffle corresponding to the discharge end of the T-shaped groove is arranged on the lifting handle, and a stop is arranged at the other end of the T-shaped groove.

In the technical scheme, the nut material carrying plate further comprises a nut material carrying plate substrate which is obliquely arranged and driven to step in the front-back direction, the nut material carrying plate is detachably and fixedly arranged on the nut material carrying plate substrate and is positioned through a magnet and a pin, and the vibration exciter is arranged on the nut material carrying plate substrate.

The control method of the SMC liner plate preparation system comprises the following steps,

1) the weight sensor senses the weight of SMC raw materials on the SMC carrying plate, if the weight meets the requirement, the next step is carried out, otherwise, an alarm is given,

2) the SMC material carrying plate is driven to move to the right end, and the carrier plate is driven to fall down;

3) the side clamping mechanisms and the shovel plates on the two sides clamp the SMC raw material, then the carrier plate is driven to lift, and the SMC carrier plate resets;

4) vibrating a vibration exciter, wherein nuts in the T-shaped grooves corresponding to the material guide grooves are vibrated to enter the material guide grooves, and the most front nuts in the material guide grooves enter the material embedding grooves;

5) after the nuts in the embedding grooves are detected to be in place, the vibration exciter stops vibrating, and the sliding table is driven to slide to the material supply position;

6) the nut suction cavity falls down the vacuum generator to act to realize nut suction,

7) the feeding frame transfers the SMC raw material and the nut to the designated position of the die, the vacuum generator stops working to realize the release of the nut to the preset position of the lower template,

8) and the forming die is matched to realize hot melting forming with the SMC and the nut.

The invention has the advantages and beneficial effects that:

according to the SMC raw material supply device of the SMC lining plate preparation system, the conveying of SMC raw materials is realized by combining the left-right movement of the SMC loading plate and the front-back movement of the feeding frame, and the material transfer is realized by utilizing the lifting of the loading plate, wherein the loading plate is vertically moved up and down by the loading plate cylinder. Moreover, the combined lifting and clamping and positioning mode of the front shovel plate and the rear shovel plate is combined in a bottom supporting mode and a clamping and positioning mode of two sides when the SMC raw material is soft relatively, so that an effective clamp is guaranteed, the material is prevented from falling off, and the production efficiency is improved. The invention adopts the cartridge clip type feeding device, realizes downward feeding by vibration by using the high capacity of the nut carrier plate and the vibration exciter, realizes stable one-by-one feeding by matching the guide chute and the sliding table, ensures the automatic stability, reduces the problem of high space occupation of a clamping jaw and the like by grabbing the nut by the vacuum suction part, realizes the action in a small space and has good controllability. The upper die of the forming die is used for plugging the air hole through the upper plugging rod, the smooth finish of the upper surface of the SMC liner plate after forming can be guaranteed, the upper plugging rod is used for withdrawing the air hole and communicating the air hole with a compressed air source after forming, the SMC liner plate can be separated from the upper die plate by downward blowing, the adhesion phenomenon is reduced, and the product quality is guaranteed.

Drawings

FIG. 1 is a schematic view showing the structure of an SMC raw material supplying device of the present invention.

FIG. 2 is a schematic view of the structure of a cradle of the SMC raw material feeding device of the present invention.

Fig. 3 is a schematic structural diagram of a carrier plate of the present invention.

Fig. 4 is a schematic view of a nut for an SMC liner of the present invention.

Fig. 5 is a schematic structural view of the nut carrier plate of the present invention.

Fig. 6 is a schematic structural view of the nut material carrying plate and the discharging mechanism of the invention.

Fig. 7 is a schematic view of the feeding device.

Fig. 8 is a schematic structural view of the SMC backing of the invention.

Fig. 9 is a schematic structural view of the forming die of the present invention.

Fig. 10 is a schematic structural view of a relevant part of the forming die and the nut of the invention.

For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the present invention is further described below with reference to specific examples.

Example one

An SMC lining plate preparation system comprises an SMC raw material supply device, a nut supply device and a forming die; the SMC raw material feeding device comprises a rail 11 horizontally arranged on a rack 1, an SMC material carrying plate 10 arranged on the rail in a matching manner, a feeding frame 20 arranged on the rack and driven to longitudinally move, wherein the feeding frame is positioned above the right end part of the rail, the feeding frame comprises a top driving arm 21, a carrier plate 22 arranged below the top driving arm and driven to move up and down, and a clamping mechanism arranged on the carrier plate and used for clamping SMC raw materials, and the clamping mechanism comprises a shovel plate 23 at the front end and a shovel plate 23 at the rear end and side clamping mechanisms 24 positioned at the left side and the right side. In the present invention, the lateral direction is exemplified as the left-right direction, and the longitudinal direction is exemplified as the front-back direction. The nut feeding device comprises a plurality of groups of feeding mechanisms, each group of feeding mechanisms respectively comprises a nut carrying plate 41, a discharging mechanism 42 and a vacuum suction part 43, each nut carrying plate comprises a nut carrying plate 411 which is obliquely arranged and driven to step along the front-back direction and a vibration exciter 412, a plurality of T-shaped grooves 414 which can be matched with each other and are used for embedding bottom rings of nuts into the T-shaped grooves are formed in the nut carrying plate, each discharging mechanism comprises a material guide groove 421 matched with the T-shaped grooves and a sliding table 422 arranged at the other end of the material guide groove, material embedding grooves 423 which can be used for containing the nuts into the material guide grooves are formed in the adjacent sides of the sliding table and the material guide grooves, and the sliding table is driven to reciprocate along the front-back direction to switch between a material feeding position and a material taking position. The forming die comprises an upper die plate 71 and a lower die plate 72, wherein the upper die plate comprises an upper die plate 711 and an upper ejector plate 712 positioned above the upper die plate, a plurality of through air holes 713 are formed in the upper die plate, a plurality of upper plugging rods 714 used for sealing the air holes are formed in the upper die plate, and the air holes are controllably communicated with a compressed air source through the air passages 715;

the lower template comprises a lower template 721 and a lower ejector plate 722 arranged below the lower template, the lower template is provided with a plurality of ejector pin holes, and the lower ejector plate is provided with ejector rods 723 corresponding to the ejector pin holes.

Specifically, the SMC lining plate is molded by a hydraulic press, the working pressure of the hydraulic press is 2000T, the pressure is kept for 2-4min, the temperatures of an upper die and a lower die are heated to 145-plus-150 ℃, and the SMC sheet is hot-pressed into a preset groove shape and integrally molded with the nut.

According to the forming die, the upper die blocks the air holes through the upper blocking rod, the smooth finish of the upper surface of the SMC liner plate after forming can be guaranteed, the air holes are removed through the upper blocking rod after forming and are communicated with a compressed air source, the SMC liner plate can be separated from the upper die plate by downward blowing, the adhesion phenomenon is reduced, and the product quality is guaranteed.

Specifically, the material guide groove is an S-shaped groove or an arc track to reduce material blocking, and the sliding table is arranged on the rack through a guide rail sliding block and is driven to switch by a sliding cylinder.

According to the SMC raw material feeding device, the conveying of SMC raw materials is realized by combining the left-right movement of the SMC material carrying plate and the front-back movement of the feeding frame, and the material transfer is realized by utilizing the lifting of the carrier plate, wherein the carrier plate is vertically moved up and down by the vertically arranged carrier plate cylinder. Moreover, the combined lifting and clamping and positioning mode of the front shovel plate and the rear shovel plate is combined in a bottom supporting mode and a clamping and positioning mode of two sides when the SMC raw material is soft relatively, so that an effective clamp is guaranteed, the material is prevented from falling off, and the production efficiency is improved. The invention adopts the cartridge clip type feeding device, realizes downward feeding by vibration by using the high capacity of the nut carrier plate and the vibration exciter, realizes stable one-by-one feeding by matching the guide chute and the sliding table, ensures the automatic stability, reduces the problem of high space occupation of a clamping jaw and the like by grabbing the nut by the vacuum suction part, realizes the action in a small space and has good controllability.

Preferably, the frame include at least two stands with ground fixed connection, one of them stand and ground rotatable coupling, other stand passes through the detachable fixed connection of bolt, namely, one of them stand corresponds and is provided with the pivot between ground, and the frame top is provided with rings simultaneously, utilizes the hoist to hoist the whole frame and rotate with the pivot after dismantling the bolt, like this when the mould breaks down, can move away under the prerequisite of not dismantling frame and affiliated structure, the maintenance of the follow-up mould of being convenient for.

The vacuum suction part 43 includes a vacuum generator, a nut suction chamber 431 connected to the vacuum generator and fittingly receiving the top circular table therein, and a suction cylinder 432 driving the nut suction chamber to move up and down. The vacuum generator starts to work after the top round table of the nut is embedded into the nut suction cavity, and adsorption is achieved.

Wherein, according to the design demand, can include arbitrary a plurality of feed mechanism, if including six feed mechanism groups, every feed mechanism's of group vacuum suction portion respectively with pay-off frame fixed connection, all the other parts then correspond the setting can, the convenient realization of assembly is simple.

Specifically, the shovel plate 23 is used for being inserted between the SMC carrying plate and the SMC raw material, namely, the SMC raw material is inserted below and lifted, the slot openings 12 corresponding to the shovel plate are formed in the upper surfaces of the middle parts of the front end and the rear end of the SMC carrying plate, the shovel plate is driven to clamp or release the SMC raw material in the front-rear direction, preferably, the shovel plate cylinder 231 is arranged on the carrier plate, and the shovel plate 23 is in transmission connection with the shovel plate cylinder through the transmission plate 232. The shovel board cylinder's piston rod fore-and-aft direction extend and be connected with the shovel board through the transmission board of vertical setting, the shovel board be located the support plate below so that realize inserting the SMC below.

Preferably, the shovel board be the plastics material and interior tip be formed with the direction domatic so that insert smoothly the slot opening, moreover, the SMC carry the flitch upper surface in slot opening both sides still be provided with cushion 15, the cushion can effectively guarantee that the SMC keeps away from and keeps the gap so that the shovel board inserts with the slot opening bottom surface, wherein, the bottom surface of slot opening for making the slot opening degree of depth taper inclined plane so that realize the bearing of picture peg to the SMC raw materials inserting the process.

The nut 3 suitable for SMC lining board comprises a cylindrical body 31 which is provided with a threaded inner cavity, a bottom ring 32 which is integrally formed at the open end side of the bottom of the body, a middle ring 33 which is integrally formed at the middle part of the outer side of the body and is arranged in parallel with the bottom ring at intervals, and a top ring 34 which is integrally formed at the top of the outer side of the body.

Preferably, the middle ring and the top ring are polygons, and the radius of the circumscribed circle of the polygons is the same as that of the bottom ring.

The nut can be with injection moulding of materials such as aluminum alloy once, adopt the setting on the three ring limit in the body outside, increased the firm type of being connected with the SMC welt, moreover, the design of end ring has increased the bottom surface area, can avoid the material to block up the screw hole when moulding plastics, simultaneously, wait the excircle design, be convenient for follow-up placing in the mould hole, realized accurate location.

Further, the top of the top ring is also integrally formed with a top circular platform 34, the radius of the top circular platform is larger than that of the body, and the top circular platform and the body are coaxially arranged. The design of the top circular table provides an action point for subsequent vacuum adsorption, and realizes the automation of supply.

The SMC liner plate 6 comprises an arc-shaped upper surface plate, a peripheral ring edge 61 integrally formed on the back of the upper surface plate in a compression molding mode, and a plurality of criss-cross plate-shaped reinforcing ribs 62 integrally arranged in the peripheral ring edge in a compression molding mode, wherein nuts 3 are integrally molded at the intersection parts of partial reinforcing ribs, and cylindrical reinforcing holes 63 are formed at the intersection parts of the rest reinforcing ribs.

The SMC liner plate adopts a cavity type structure formed by the upper surface plate and the peripheral edge, meets the integral strength design requirement, and the plurality of criss-cross plate-shaped reinforcing ribs are arranged inside the peripheral edge, so that the bearing strength of the upper surface plate is improved, and the reinforcing holes or nuts are arranged at the intersections of the reinforcing ribs, so that the subsequent assembly requirement can be effectively met, and the rapid positioning and installation can be realized.

Preferably, the inner side of the peripheral edge of the SMC lining plate is provided with the convex points 64 at four corners, and the inner side of the peripheral edge of the SMC lining plate is provided with the convex points at two sides of the intersection with the reinforcing ribs. Set up the bump in the place that intensity is higher, strengthen the connection dynamics of this department when the shaping promptly, prevent fashioned SMC welt along with last mould motion during the die sinking, reduce the damage.

Furthermore, the reinforcing ribs around the nut are provided with a protruding part 65 which can also be used for auxiliary positioning during subsequent installation, so that the stress point after connection is increased. Simultaneously, lower template in be provided with the bump on the SMC welt of depression in order to form the correspondence, utilize the buckled design of the great intensity department of SMC welt, the template is pulled the power to the SMC welt under the increase, further avoids being gone up the template adhesion, and follow-up in addition when being ejecting and lower template breaks away from by the knock-out lever, can guarantee everywhere to break away from steadily and realize steady die sinking.

The lower surface of the upper section is an arc surface, and the upper surface of the lower shaping plate is provided with a groove corresponding to the peripheral edge and the reinforcing rib.

Example two

Further, the side clamping mechanism includes an L-shaped driving plate 241 which is disposed corresponding to the SMC carrier plate and is driven to turn inwards, a plurality of bottom clamping blocks 242 for supporting the side of the carrier plate to clamp the SMC raw material are disposed on the driving plate, a top clamping block 222 is disposed on the carrier plate 22 to cooperate with the bottom clamping blocks to clamp the SMC raw material, and a notch 13 corresponding to the bottom clamping block is disposed on the SMC carrier plate. The L-shaped drive plate is driven by rotary cylinders 244 at the front and rear ends.

Side fixture adopts rotatory clamp to get the mode, can guarantee to get into from SMC raw materials below, and the centre gripping location of multiple spot satisfies soft material clamping requirement moreover, and simultaneously, the transmission purpose not only is realized to L type driving plate, still can lift the formula at the material and carry out the bearing to the material, prevents that excessive decline from leading to breaking away from the clamp and get the point.

EXAMPLE III

Specifically, because the SMC raw materials is the coil stock, will carry out the fixed length in earlier stage and decide, decide after going on folding place on SMC year flitch, for avoiding the inconsistent product quality problem that causes of feed quantity, the track including the weighing section 111 that is located the left end and be located the conveying section 112 on weighing section right side, the track and the bed frame of weighing section between be provided with weighing sensor, two sections track settings make the material loading position relatively independent, realize the material loading and weigh synchronous going on, and only reasonable clearance does not influence the advance that SMC carried the flitch on the track, if, the track on be formed with the gyro wheel groove, SMC carry flitch bottom be provided with the gyro wheel and by its orbital motion of hold-in range drive.

Further, SMC carry the flitch on be provided with a plurality of lightening holes, SMC carry flitch four corners correspondence to be provided with L type angle fender 15 in order to realize the primary positioning to the SMC raw materials, the design of lightening hole reduces the dead weight and improves the operating efficiency, the accuracy of going on and weighing of going on and the follow-up clamp of assurance is got in the primary positioning moreover.

Example four

For realizing the optimization setting of nut year flitch, the nut carries the flitch and still carries flitch base plate 413 including the slope setting and receives the driven nut that follows the fore-and-aft direction step-by-step, nut carrier plate detachably fixed set up the nut carry flitch base plate and realize the location through magnet and round pin post, vibration exciter 412 set up the nut carry flitch base plate on, the nut carrier plate can dismantle the setting, be convenient for change and material loading.

The upper surface of the nut carrier plate is provided with a plurality of strip-shaped bosses arranged at intervals, and the bosses are fixedly provided with strips with widths larger than those of the bosses so as to form the T-shaped grooves.

Further, in order to facilitate the movement of the nut carrier plate, a lifting handle 415 is fixedly arranged on the nut carrier plate, a lifting baffle 416 corresponding to the discharge end of the T-shaped groove is arranged on the lifting handle, and a stop is arranged at the other end of the T-shaped groove; the discharge gate of nut promptly is the loading port promptly, load and finish and to limit it in T type groove with lift baffle, after fixing on nut year flitch base plate, can rise lift baffle, simultaneously, because the end fender 417 of the direct fixed connection of frame realizes the shutoff to T type groove, this end fender 417 sets up in baffle box one side and is corresponding by the stock district, the T type groove that is closest to the baffle box after nut year flitch base plate removes can break away from the restraint of lift baffle, the nut in this T type groove can get into the baffle box in order.

EXAMPLE five

Further, in order to prevent molten SMC material from flowing into the cavity of the nut during molding, the lower mold plate is provided with a nut positioning cavity for accommodating the nut 3, the upper section bar is provided with a press rod through hole corresponding to the top ring of the nut, and the upper ejector plate is provided with four nut pressing pins 716 which can be matched with and penetrate through the press rod through hole and press the top ring. Four nut tuckers are adopted to compress the nuts and the lower shaping plate, so that the generation of gaps is reduced, the entering of SMC can be effectively avoided, and the inconvenience of subsequent installation is avoided. Of course, the nut pressing needle can also be directly arranged on the upper shaping plate.

Preferably, the SMC lining plate taking mechanism comprises a rack and a driving arm capable of moving relative to the rack, wherein a picking frame is arranged at the end part of the driving arm in a vertically movable mode, a plurality of suckers are arranged on the lower surface of the picking frame, and a turnover type supporting claw is arranged below the periphery of the picking frame. Convertible support claw by cylinder drive realize lifting or release to the zhou huan bian base, adopt the sucking disc to shift and cooperate the support claw of bottom to carry out the bearing to zhou huan bian base portion simultaneously, mobility stability is high.

EXAMPLE six

By adopting the control logic, synchronous weight detection is realized during feeding, the subsequent processing quality is effectively ensured, meanwhile, the transverse motion and the longitudinal motion are effectively combined, the occupied area of equipment is reduced, the overall efficiency is improved, the feeding frame is directly conveyed into the die, and the danger of manual operation is reduced. The control method provided by the invention is simple in rhythm, can perform feedback through sensors in each link, ensures that the whole process is smoothly performed, ensures the stability of product quality, is fully-automatic in operation, reduces manual participation, improves the efficiency and ensures the personal safety.

Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

The invention has been described in an illustrative manner, and it is to be understood that any simple variations, modifications or other equivalent changes which can be made by one skilled in the art without departing from the spirit of the invention fall within the scope of the invention.

Claims

1. An SMC liner plate preparation system is characterized by comprising an SMC raw material supply device, a nut supply device and a forming die;

2. An SMC substrate preparing system as in claim 1, wherein: the middle parts of the front end and the rear end of the SMC material carrying plate are provided with slot openings corresponding to the shovel plates on the upper surfaces, and the shovel plates are driven to clamp or release the SMC raw materials in the front-rear direction; the shovel board is connected with the shovel board cylinder in a transmission mode through the transmission plate.

3. An SMC substrate preparing system as in claim 1, wherein: the side clamping mechanism comprises an L-shaped transmission plate which is arranged corresponding to the SMC carrier plate and is driven to turn inwards, a plurality of bottom clamping blocks which are used for being propped against the side edge of the carrier plate to clamp SMC raw materials are arranged on the transmission plate, and notches corresponding to the bottom clamping blocks are formed in the SMC carrier plate.

4. An SMC substrate preparing system as in claim 1, wherein: the track comprises a weighing section positioned at the left end and a conveying section positioned on the right side of the weighing section, and a weight sensor is arranged between the track of the weighing section and the base frame.

5. An SMC lining board preparing system as in claim 1, wherein said lower mould plate is provided with a nut positioning cavity for receiving said nut, said upper profile is provided with a press rod through hole corresponding to a top ring of the nut, and said upper ejector plate is provided with a nut press pin which can be matched to pass through said press rod through hole and pressed against said top ring.

6. An SMC liner plate preparation system as in claim 4, wherein the vacuum suction part comprises a vacuum generator, a nut suction cavity connected with the vacuum generator and matching with and embedding the top round table of the nut therein, and a suction cylinder driving the nut suction cavity to move up and down.

7. An SMC liner making system as in claim 4, comprising six sets of feeding mechanisms, the vacuum suction of each set of feeding mechanisms being fixedly connected to the respective cradle.

8. An SMC lining panel making system as in claim 4 wherein said frame comprises at least two legs fixedly attached to the ground, one of said legs being rotatably attached to the ground and the other of said legs being removably fixedly attached by bolts.

9. An SMC liner plate preparation system according to claim 4, wherein a handle is fixedly arranged on the nut carrier plate, a lifting baffle plate corresponding to the discharge end of the T-shaped groove is arranged on the handle, a stop is arranged at the other end of the T-shaped groove, the nut carrier plate further comprises a nut carrier plate substrate which is obliquely arranged and driven to step in the front-back direction, the nut carrier plate is detachably and fixedly arranged on the nut carrier plate substrate and realizes positioning through a magnet and a pin, and the vibration exciter is arranged on the nut carrier plate substrate.

10. A method of controlling an SMC liner making system as in any one of claims 1 to 9, comprising the steps of,