CN112793191B - Traction device of glass fiber reinforced plastic pultrusion machine - Google Patents
Traction device of glass fiber reinforced plastic pultrusion machine Download PDFInfo
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- CN112793191B CN112793191B CN202110116959.1A CN202110116959A CN112793191B CN 112793191 B CN112793191 B CN 112793191B CN 202110116959 A CN202110116959 A CN 202110116959A CN 112793191 B CN112793191 B CN 112793191B
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
- B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
- B29C70/521—Pultrusion, i.e. forming and compressing by continuously pulling through a die and impregnating the reinforcement before the die
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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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
- B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
- B29C70/525—Component parts, details or accessories; Auxiliary operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2309/00—Use of inorganic materials not provided for in groups B29K2303/00 - B29K2307/00, as reinforcement
- B29K2309/08—Glass
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention relates to the technical field of glass fiber reinforced plastic production equipment, and discloses a traction device of a glass fiber reinforced plastic pultrusion machine, which comprises: the traction frame, be equipped with the parallel backup pad of level and traction plate on the traction frame, the backup pad is located the below of traction plate, the surface of traction plate is equipped with draw gear, draw gear is including drawing the cylinder and drawing the sucking disc subassembly, the both sides of drawing the cylinder are equipped with parallel guide bar, the telescopic shaft fixed connection of guide bar and drawing the cylinder, the guide bar passes through guide block and traction plate sliding connection, treats towed glass steel panel through the backup pad and supports, drives the guide bar through the cylinder drive among the draw gear on the traction plate and drives and draw the sucking disc subassembly and pull glass steel panel, and simple structure principle, traction effect is good, and difficult skidding, the advantage of good reliability, and the glass steel panel can not take place to warp among the traction process, has effectively improved glass steel panel's appearance quality.
Description
Technical Field
The invention relates to the technical field of glass fiber reinforced plastic production equipment, in particular to a traction device of a glass fiber reinforced plastic pultrusion machine.
Background
Glass Fiber Reinforced Plastics (FRP), also called GFRP, fiber reinforced plastics, generally refers to a matrix of unsaturated polyester, epoxy resin and phenolic resin reinforced with glass fiber, and a reinforced plastic using glass fiber or its products as the reinforcing material, called glass fiber reinforced plastics, or called glass fiber reinforced plastics, different from tempered glass, and due to the different types of resins used, there are polyester glass fiber reinforced plastics, epoxy glass fiber reinforced plastics and phenolic glass fiber reinforced plastics. Light weight, hardness, non-conductivity, stable performance, high mechanical strength, less recovery and corrosion resistance. Can replace steel to manufacture machine parts, automobile shells, ship shells and the like.
In the prior art, a pultrusion machine is mainly applied to molding fiber reinforced composite plastics such as glass fiber reinforced plastics, and a hydraulic glass fiber reinforced plastic pultrusion machine for producing glass fiber reinforced plastic profiles mainly comprises a creel, a frame, a gum dipping device, a preheating device, a heating forming device, a traction device, a sawing device, a finished product frame and the like. The glass yarn is soaked with resin glue solution from a creel through a glue groove, then passes through a yarn plate and a pre-forming die of a preheating device, enters a heating forming device for heating, is solidified and formed through an inner cavity of the heating forming device, and is pressed and led out by a traction device to form a continuous glass fiber reinforced plastic section.
Chinese patent with publication number CN204398342U discloses a traction-type glass fiber reinforced plastic pultrusion machine, which comprises a creel, a yarn passing plate, a gum dipping tank, a gum dipping preheating device and a heating forming device which are arranged in sequence, the traction mechanism comprises two traction groups, each traction group comprises a speed regulating motor, a speed reducer, a double-row chain, an upper driving wheel and a lower driving wheel which are positioned on the rack, the upper driving wheel and the lower driving wheel are driven, the upper driving wheel, the upper driven wheel, the lower driving wheel and the lower driven wheel are respectively surrounded by a transmission chain, the upper transmission chain is hinged with a sliding pressure rail, the lower transmission chain is fixedly connected with the sliding pressure rail, the upper sliding pressure rail and the lower sliding pressure rail are opposite, a horizontal support plate is arranged on the rack, two parallel vertical air cylinders are arranged on the support plate, two sides of the lower end of each air cylinder are respectively matched with the support plate through pulleys, and the sliding pressure rails positioned above the two traction groups are respectively fixedly connected with two air cylinder pistons.
According to the scheme, after the glass yarns are heated, cured and molded by the gum dipping preheating device and the heating and molding device, a plate is formed and is alternately dragged by the two traction groups, when one traction group works, the air cylinder controls the upper sliding pressure rail and the lower sliding pressure rail to tightly press the glass fiber reinforced plastic section, and the upper sliding pressure rail and the lower sliding pressure rail synchronously move forwards, so that the glass fiber reinforced plastic section moves forwards, and the actions of the other traction group are the same; if one group of traction group moves forwards and the rear cylinder does not timely move the upper sliding pressure rail upwards to release the glass fiber reinforced plastic section, and the cylinder of the other group of traction group enables the corresponding upper sliding pressure rail and the lower sliding pressure rail to clamp the glass fiber reinforced plastic section, the two groups of traction groups can clamp the glass fiber reinforced plastic section at the same time, and the middle position of the glass fiber reinforced plastic section can be deformed due to the fact that the traction group moves backwards continuously.
Disclosure of Invention
The invention aims to provide a traction device of a glass fiber reinforced plastic pultrusion machine, which has the advantages of simple structure principle, good traction effect, difficult slipping and good reliability, and the glass fiber reinforced plastic plate can not deform in the traction process, thereby effectively improving the appearance quality of the glass fiber reinforced plastic plate.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides a draw gear of glass steel pultrusion machine, includes the traction frame, be equipped with the parallel backup pad of level and traction plate on the traction frame, the backup pad is located the below of traction plate, the surface of traction plate is equipped with draw gear, draw gear is including drawing the cylinder and drawing the sucking disc subassembly, the both sides of drawing the cylinder are equipped with parallel guide bar, the telescopic shaft fixed connection of guide bar and traction cylinder, the guide bar passes through guide block and traction plate sliding connection, draw the sucking disc subassembly and include two sets, fix the both ends at the guide bar respectively, draw the perpendicular decurrent projection of sucking disc subassembly and fall on the surface of backup pad.
By adopting the technical scheme, the supporting plate positioned on the traction frame supports the glass fiber reinforced plastic plate to be dragged, the traction cylinder in the traction device on the traction plate drives the traction sucker component to drag the glass fiber reinforced plastic plate, the guide rods parallel to the two sides of the traction cylinder are fixedly connected with the telescopic shaft of the traction cylinder, so that the guide rods are used for guiding during traction on one hand and are used for driving the traction sucker components at the two ends to drag the glass fiber reinforced plastic plate on the other hand, the continuous traction of the glass fiber reinforced plastic plate is realized by controlling the telescopic shaft of the traction cylinder to continuously and repeatedly stretch, the traction sucker component can not cause indentation on the surface of the glass fiber reinforced plastic plate, meanwhile, the action position of the traction sucker component on the surface of the glass fiber reinforced plastic is constantly changed in the traction process, therefore, the glass fiber reinforced plastic plate can not deform in the continuous conveying process, and the good appearance quality is ensured.
The invention is further provided with: the traction plate is fixed above the supporting plate, the supporting plate is connected with the traction plate through a first connecting rod, one end of the first connecting rod is connected with the supporting plate, and the other end of the first connecting rod is connected with a traction device on the traction plate.
By adopting the technical scheme, when a telescopic shaft of a traction cylinder in the traction device extends out, one end of a first connecting rod is pulled to move forwards, the other end of the first connecting rod can pull a support plate to move upwards to enable a glass fiber reinforced plastic plate on the support plate to be tightly combined with the traction device and then move forwards along with the traction device, when the telescopic shaft of the traction cylinder in the traction device contracts, one end of the first connecting rod is pulled to move backwards, the other end of the first connecting rod can push the support plate to move downwards to enable the glass fiber reinforced plastic plate on the support plate to be separated from the traction device, the traction device is recovered to an initial position along with the contraction of the telescopic shaft of the traction cylinder, at the moment, the glass fiber reinforced plastic plate moves forwards by one stroke, the traction cylinder repeats the telescopic action and starts the next stroke, so that the reciprocating is realized continuous traction and conveying, and the whole process is completed by the expansion and contraction of the traction cylinder, the structure principle is simple, and the traction effect is good.
The invention is further provided with: the one end that first connecting rod and draw gear are connected articulates on the guide block, the other end and the backup pad of first connecting rod are articulated, the upper end of first connecting rod is towards the direction of traction slope, the backup pad passes through the support column and is connected with the traction frame, backup pad and support column sliding connection, be equipped with supporting spring between the bottom of backup pad and the traction frame, supporting spring cover is established on the support column.
Through adopting above-mentioned technical scheme, the guide block can drive first connecting rod and slide forward together when sliding forward under the drive of pulling the cylinder, the other end can stimulate the backup pad when the one end of first connecting rod slides along with the guide block, because backup pad and support column sliding connection, consequently, the backup pad is under the pulling force effect of first connecting rod, can the lapse, consequently, the glass fiber reinforced plastic board in the backup pad can be along with the backup pad upward movement together, make the upper surface of glass fiber reinforced plastic board further extrude each other and combine closely with draw gear, make glass fiber reinforced plastic board have great traction force.
The invention is further provided with: the upper surface of traction plate is equipped with the slide rail parallel with the direction of traction, be equipped with on the guide block with slide rail complex spout, the guide block passes through the spout and is connected with the slide rail.
Through adopting above-mentioned technical scheme, the guide block passes through spout and sliding connection, and the slide rail is parallel with the direction of traction, consequently realizes the guide bar of being connected with the guide block along the direction of traction force direction, guarantees that the sucking disc subassembly that pulls that the guide bar both ends are connected moves along the direction of traction along the guide bar to realize directional the traction, guarantee that the glass steel panel is in the traction process, the route is unchangeable, thereby guarantees better traction effect.
The invention is further provided with: the utility model discloses a traction device, including traction suction cup subassembly, rubber suction cup, negative pressure cylinder, guide bar, air inlet and traction frame, traction suction cup subassembly includes rubber suction cup and negative pressure cylinder, rubber suction cup fixes in the mounting panel bottom, the top at the mounting panel is fixed to the negative pressure cylinder, the tip and the mounting panel fixed connection of guide bar, the bottom of negative pressure cylinder is provided with the gas pocket with the rubber suction cup intercommunication, the gas pocket is connected with rubber suction cup's air inlet sealing, be equipped with the piston in the negative pressure cylinder, the piston passes through the second connecting rod and is connected with the traction frame, the lower extreme of second connecting rod articulates on the piston, the upper end of second connecting rod articulates on the traction frame above the piston, the second connecting rod towards with the opposite direction slope of traction.
Through adopting above-mentioned technical scheme, pull the sucking disc subassembly and can move along traction force direction at the traction in-process, because the one end and the traction frame of second connecting rod are connected, the other end and piston connection, consequently, the one end of second connecting rod and piston connection can stimulate the piston along the section of thick bamboo wall upward movement of negative pressure section of thick bamboo, the rubber suction of negative pressure bobbin base portion produces negative pressure suction during the motion, make glass steel sheet firmly hold and move along with pulling the sucking disc subassembly by rubber suction, realize pulling the transport, and at the in-process of motion, the continuous upward movement of piston, suction constantly increases, the phenomenon of skidding has been avoided leading to the fact because of traction force is not enough.
The invention has the beneficial effects that:
1. the invention supports the glass fiber reinforced plastic plate to be dragged through the supporting plate, provides driving force through the traction cylinder in the traction device on the traction plate, drives the traction sucker component to drag the glass fiber reinforced plastic plate, and the guide rods parallel to both sides of the traction cylinder are fixedly connected with the telescopic shaft of the traction cylinder, so that the guide rods are used for guiding in the process of dragging on one hand and are used for dragging the glass fiber reinforced plastic plate with the traction sucker components at both ends on the other hand, the continuous traction of the glass fiber reinforced plastic plate is realized by controlling the telescopic shaft of the traction cylinder to continuously and reciprocally stretch, the traction sucker component can not cause indentation on the surface of the glass fiber reinforced plastic plate, meanwhile, the action position of the traction sucker component on the surface of the glass fiber reinforced plastic is constantly changed in the traction process, the glass fiber reinforced plastic plate is guaranteed not to deform in the continuous conveying process, and the appearance quality of the glass fiber reinforced plastic plate is effectively improved.
2. In the invention, a first connecting rod and a second connecting rod form a linkage relation with a traction device, the traction device is connected with a support plate through the first connecting rod, the first connecting rod specially transfers the traction force of the movement of the traction device to the support plate, so that the support plate can move up and down, so that a glass fiber reinforced plastic plate on the support plate is tightly attached to or loosened from a traction sucker component in a traction sub-device, one end of the second connecting rod is connected with a traction frame, the other end of the second connecting rod is connected with a piston, the traction device drives one end of the second connecting rod connected with the piston to pull the piston to move upwards along the wall of a negative pressure cylinder, a rubber sucker at the bottom of the negative pressure cylinder generates negative pressure suction force during movement, so that the glass fiber reinforced plastic plate is firmly sucked by the rubber sucker and moves forwards along with the traction sucker component to realize traction and conveying, and the piston moves upwards in the movement process, the suction force is continuously increased, and the phenomenon of skidding caused by insufficient traction force is avoided, the traction cylinder in the traction device stretches and retracts in a reciprocating mode to achieve continuous conveying, the structure principle is simple, and the traction effect is good.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a traction device of a glass fiber reinforced plastic pultrusion machine.
FIG. 2 is a schematic cross-sectional view of the traction cup assembly of the present invention.
Fig. 3 is a schematic sectional view of the guide block according to the present invention.
Fig. 4 is a schematic view of the structure of the traction device of the present invention.
In the figure, 1, a traction frame; 2. a support plate; 3. a traction plate; 31. a slide rail; 4. a traction device; 41. a traction cylinder; 42. a traction suction cup assembly; 421. a rubber suction cup; 422. a negative pressure cylinder; 423. air holes; 424. a piston; 425. a second link; 426. mounting a plate; 43. a guide bar; 44. a guide block; 441. a chute; 5. a first link; 6. a support pillar; 7. the spring is supported.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, shall fall within the scope of protection of the present invention.
As shown in fig. 1 and 4, a traction device of a glass fiber reinforced plastic pultrusion machine comprises a traction frame 1, a support plate 2 and a traction plate 3 which are parallel in horizontal direction are arranged on the traction frame 1, the support plate 2 is located below the traction plate 3, a traction device 4 is arranged on the surface of the traction plate 3, the traction device 4 comprises a traction cylinder 41 and a traction suction cup assembly 42, parallel guide rods 43 are arranged on two sides of the traction cylinder 41, the guide rods 43 are fixedly connected with a telescopic shaft of the traction cylinder 41, the guide rods 43 are slidably connected with the traction plate 3 through guide blocks 44, the traction cup assembly 42 comprises two sets which are respectively fixed at two ends of the guide rods 43, the vertical downward projection of the traction cup assembly 42 falls on the surface of the support plate 2, the support plate 2 located on the traction frame 1 supports a glass fiber reinforced plastic plate to be dragged, and the traction cylinder 41 in the traction device 4 on the traction plate 3 drives the traction assembly 42 to pull the glass fiber reinforced plastic plate The guide rods 43 parallel to the two sides of the traction cylinder 41 are fixedly connected with the telescopic shaft of the traction cylinder 41, so that the guide rods 43 are used for guiding during traction on the one hand, and are used for driving the traction sucker assemblies 42 at the two ends to pull the glass fiber reinforced plastic plate on the other hand, and the continuous traction of the glass fiber reinforced plastic plate is realized by controlling the telescopic shaft of the traction cylinder 41 to continuously stretch back and forth, and because the traction sucker assemblies 42 pull the glass fiber reinforced plastic plate by means of attraction force, the traction sucker assemblies 42 cannot cause indentation on the surface of the glass fiber reinforced plastic plate, and meanwhile, the action positions of the traction sucker assemblies 42 on the surface of the glass fiber reinforced plastic plate are constantly changed in the traction process, so that the glass fiber reinforced plastic plate cannot deform in the continuous conveying process, and the glass fiber reinforced plastic plate after traction has good appearance quality.
Further, the traction plate 3 is fixed above the support plate 2, the support plate 2 is connected with the traction plate 3 through a first connecting rod 5, one end of the first connecting rod 5 is connected with the support plate 2, the other end of the first connecting rod 5 is connected with a traction device 4 on the traction plate 3, when a telescopic shaft of a traction cylinder 41 in the traction device 4 extends out, one end of the first connecting rod 5 is pulled to move forwards, the other end of the first connecting rod 5 can pull the support plate 2 to move upwards, so that the glass fiber reinforced plastic plate on the support plate 2 is tightly combined with the traction device 4 and then moves forwards along with the traction device 4, when the telescopic shaft of the traction cylinder 41 in the traction device 4 contracts, one end of the first connecting rod 5 is pulled to move backwards, the other end of the first connecting rod 5 can push the support plate 2 to move downwards, so that the glass fiber reinforced plastic plate on the support plate 2 is separated from the traction device 4, and the traction device 4 is recovered to an initial position along with the contraction of the telescopic shaft of the traction cylinder 41, at the moment, the glass fiber reinforced plastic plate moves forwards by one stroke, the traction cylinder 41 repeats the telescopic action to start the next stroke, and the operation is repeated in such a way to realize continuous traction conveying, the whole process is completed by the telescopic action of the traction cylinder 41, and the structure principle is simple and the traction effect is good.
Further, one end of the first connecting rod 5 connected with the traction device 4 is hinged on the guide block 44, the other end of the first connecting rod 5 is hinged with the support plate 2, and the upper end of the first connecting rod 5 inclines towards the traction direction.
Furthermore, the support plate 2 is connected with the traction frame 1 through the support column 6, the support plate 2 is connected with the support column 6 in a sliding manner, a support spring 7 is arranged between the bottom of the support plate 2 and the traction frame 1, the support spring 7 is sleeved on the support column 6, the guide block 44 can drive the first connecting rod 5 to slide forward together when sliding forward under the driving of the traction cylinder 41, one end of the first connecting rod 5 can pull the support plate 2 along with the other end of the guide block 44 when sliding, and the support plate 2 is connected with the support column 6 in a sliding manner, so that the support plate 2 can slide upward under the tensile force action of the first connecting rod 5, and the glass fiber reinforced plastic plate on the support plate 2 can move upward along with the support plate 2, so that the upper surface of the glass fiber reinforced plastic plate is further extruded with the traction device 4 to be tightly combined, and the glass fiber reinforced plastic plate has large traction force.
Further, the upper surface of the traction plate 3 is provided with a slide rail 31 parallel to the traction direction, the guide block 44 is provided with a slide groove 441 (as shown in fig. 3) matched with the slide rail 31, the guide block 44 is connected with the slide rail 31 (as shown in fig. 1) through the slide groove 441, the guide block 44 is connected with the slide rail 31 through the slide groove 441, and the slide rail 31 is parallel to the traction direction, so that the guide rod 43 connected with the guide block 44 is guided along the traction direction, the traction chuck assemblies 42 connected to the two ends of the guide rod 43 are ensured to move along the traction direction along with the guide rod 43, directional traction is realized, the path of the glass steel plate is ensured to be unchanged in the traction process, and a better traction effect is ensured.
Further, as shown in fig. 2, the traction cup assembly 42 includes a rubber suction cup 421 and a negative pressure cylinder 422, the rubber suction cup 421 is fixed at the bottom of the mounting plate 426, the negative pressure cylinder 422 is fixed at the top of the mounting plate 426, the end of the guide rod 43 is fixedly connected with the mounting plate 426, an air hole 423 communicated with the rubber suction cup 421 is arranged at the bottom of the negative pressure cylinder 422, the air hole 423 is hermetically connected with an air inlet of the rubber suction cup 421, a piston 424 is arranged in the negative pressure cylinder 422, the piston 424 is connected with the traction frame 1 through a second connecting rod 425, the lower end of the second connecting rod 425 is hinged on the piston 424, the upper end of the second connecting rod 425 is hinged on the traction frame 1 above the piston 424, the second connecting rod 425 inclines towards a direction opposite to the traction direction, the traction cup assembly 42 can move forwards along the traction direction during traction, and one end of the second connecting rod 425 is connected with the traction frame 1, the other end is connected with the piston 424, so that the end of the second connecting rod 425 connected with the piston 424 can pull the piston to move upwards along the wall of the negative pressure cylinder 422, and when the piston moves, the rubber suction cup 421 at the bottom of the negative pressure cylinder 422 generates negative pressure suction force, so that the glass fiber reinforced plastic plate is firmly sucked by the rubber suction cup 421 and moves forwards along with the traction suction cup assembly 42, traction and conveying are realized, and in the moving process, the piston 424 continuously moves upwards, the suction force is continuously increased, and the phenomenon of slipping caused by insufficient traction force is avoided.
The working principle of the invention is as follows: the supporting plate 2 on the traction frame 1 supports the glass fiber reinforced plastic plate to be pulled, when the telescopic shaft of the traction cylinder 41 in the traction device 4 extends, one end of the first connecting rod 5 is pulled to move forwards, the other end of the first connecting rod 5 can pull the supporting plate 2 to move upwards, so that the glass fiber reinforced plastic plate on the supporting plate 2 is tightly combined with the rubber sucking disc 421 in the traction device 4, meanwhile, one end of the second connecting rod 425 connected with the piston 424 can pull the piston to move upwards along the cylinder wall of the negative pressure cylinder 422, the rubber sucking disc 421 at the bottom of the negative pressure cylinder 422 generates negative pressure suction force during movement, so that the glass fiber reinforced plastic plate is firmly sucked by the rubber sucking disc 421 and moves forwards along with the traction sucking disc component 42, when the telescopic shaft of the traction cylinder 41 in the traction device 4 contracts, one end of the first connecting rod 5 is pulled to move backwards, the other end of the first connecting rod 5 can push the supporting plate 2 to move downwards, so that the glass fiber reinforced plastic plate on the supporting plate 2 is separated from the traction device 4, meanwhile, one end of the second connecting rod 425 connected with the piston 424 can push the piston to move downwards along the cylinder wall of the negative pressure cylinder 422, the negative pressure suction force of the rubber suction cup 421 at the bottom of the negative pressure cylinder 422 is gradually reduced during movement, at the moment, the glass fiber reinforced plastic plate keeps still along with the supporting plate 2, the traction device 4 is recovered to the initial position along with the contraction of the telescopic shaft of the traction cylinder 41, at the moment, the glass fiber reinforced plastic plate moves forwards by one stroke, the traction cylinder 41 repeats the telescopic action and starts the next stroke, the reciprocating is carried out in order to realize continuous traction conveying, and the whole process is completed by the stretching of the traction cylinder 41.
Claims (4)
1. The utility model provides a draw gear of glass steel pultrusion machine, includes traction frame (1), be equipped with backup pad (2) and traction plate (3) that the level is parallel on traction frame (1), backup pad (2) are located the below of traction plate (3), its characterized in that: the traction device (4) is arranged on the surface of the traction plate (3), the traction device (4) comprises a traction cylinder (41) and a traction sucker component (42), two parallel guide rods (43) are arranged on two sides of the traction cylinder (41), the guide rods (43) are fixedly connected with a telescopic shaft of the traction cylinder (41), the guide rods (43) are slidably connected with the traction plate (3) through guide blocks (44), the traction sucker component (42) comprises two sets which are respectively fixed at two ends of the guide rods (43), and the vertical downward projection of the traction sucker component (42) falls on the surface of the support plate (2);
the traction plate (3) is fixed above the support plate (2), the support plate (2) is connected with the traction plate (3) through a first connecting rod (5), one end of the first connecting rod (5) is connected with the support plate (2), and the other end of the first connecting rod (5) is connected with a traction device (4) on the traction plate (3);
the traction suction cup assembly (42) comprises a rubber suction cup (421) and a negative pressure cylinder (422), the rubber suction cup (421) is fixed at the bottom of a mounting plate (426), the end part of the guide rod (43) is fixedly connected with the mounting plate (426), the negative pressure cylinder (422) is fixed at the top of the mounting plate (426), an air hole (423) communicated with the rubber suction cup (421) is formed in the bottom of the negative pressure cylinder (422), the air hole (423) is hermetically connected with an air inlet of the rubber suction cup (421), a piston (424) is arranged in the negative pressure cylinder (422), and the piston (424) is connected with the traction frame (1) through a second connecting rod (425);
the lower end of the second connecting rod (425) is hinged on the piston (424), the upper end of the second connecting rod (425) is hinged on the traction frame (1) above the piston (424), and the second connecting rod (425) inclines towards the direction opposite to the traction direction.
2. The pulling device of a glass fiber reinforced plastic pultrusion machine as claimed in claim 1, wherein: one end of the first connecting rod (5) connected with the traction device (4) is hinged to the guide block (44), the other end of the first connecting rod (5) is hinged to the supporting plate (2), and the upper end of the first connecting rod (5) inclines towards the traction direction.
3. The pulling device of a glass fiber reinforced plastic pultrusion machine as claimed in claim 2, wherein: backup pad (2) are connected with traction frame (1) through support column (6), backup pad (2) and support column (6) sliding connection, be equipped with supporting spring (7) between the bottom of backup pad (2) and traction frame (1), supporting spring (7) cover is established on support column (6).
4. The pulling device of a glass fiber reinforced plastic pultrusion machine as claimed in claim 2, wherein: the upper surface of traction plate (3) is equipped with slide rail (31) parallel with the direction of traction, be equipped with on guide block (44) with slide rail (31) complex spout (441), guide block (44) are connected with slide rail (31) through spout (441).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110116959.1A CN112793191B (en) | 2021-01-28 | 2021-01-28 | Traction device of glass fiber reinforced plastic pultrusion machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110116959.1A CN112793191B (en) | 2021-01-28 | 2021-01-28 | Traction device of glass fiber reinforced plastic pultrusion machine |
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| CN112793191A CN112793191A (en) | 2021-05-14 |
| CN112793191B true CN112793191B (en) | 2022-08-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113547535A (en) * | 2021-07-29 | 2021-10-26 | 王淼 | Multi-degree-of-freedom manipulator |
| CN114179011B (en) * | 2021-11-12 | 2023-09-15 | 南通市五洲复合材料有限公司 | Reinforced glass fiber reinforced plastic pultrusion profile and preparation method thereof |
| CN116968353B (en) * | 2023-09-18 | 2023-12-15 | 南通时瑞塑胶制品有限公司 | I-shaped glass fiber reinforced plastic profile guiding pultrusion die |
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