A prepreg device that facilitates adjustment of the size of the dipping roller

Abstract

The present invention relates to the technical field related to glue coating rollers. The present invention discloses a prepreg device that is convenient for adjusting the size of a dipping roller, including a base and a size adjustment mechanism. The size adjustment mechanism is fixed between the tops of two brackets and between the tops of two second movable plates. A carrier is fixed to the upper end surface of the base. A material delivery pipeline is fixed to the top of the carrier. Glue coating cylinders are fixed at equal intervals on the inner top of the carrier. The material delivery pipeline runs through the top of the carrier and is connected to all the glue coating cylinders. The prepreg device that is convenient for adjusting the size of a dipping roller can adjust the glue coating width by adjusting the spacing between the two first glue baffles. The glue coating width can be determined according to the width of the material to meet the requirements of different product specifications. A device for adjusting the glue coating width of the prepreg is added to the glue coating roller to improve work efficiency, change the original method of slitting the prepreg after production, and change it to a method of directly adjusting the glue coating width.

Description

Technical Field

[0001] The invention relates to the technical field related to glue coating rollers, in particular to a pre-impregnation device which is convenient for adjusting the size of an impregnation roller. Background Art

[0002] Prepreg equipment is needed in the process of researching, developing, producing and operating carbon fiber prepregs and products. When developing prepreg equipment, unidirectional and fabric prepregs with different reinforcing fibers and resins can be produced according to the customer's specific quality indicators and technical requirements for prepreg products to meet the different needs of customers.

[0003] It is difficult for existing prepreg equipment to adjust the size of the roller and meet the requirements of different product specifications. If the roller size does not match the product size, the prepreg is generally cut after production, which has low production efficiency. In view of the above problems, it is necessary to improve the existing equipment. Summary of the invention

[0004] The object of the present invention is to provide a prepreg device that is convenient for adjusting the size of the prepreg roller, so as to solve the problem that the existing prepreg equipment mentioned in the above background technology is difficult to adjust the size of the roller and difficult to meet the requirements of different product specifications. If the roller size does not match the product size, the prepreg will generally be cut after production, resulting in low production efficiency.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a prepreg device that is convenient for adjusting the size of a dipping roller, comprising a base and a size adjustment mechanism, electric telescopic columns are symmetrically fixed on both sides of the upper end surface of the base, a first movable plate is fixed on the top of the two electric telescopic columns, a feed cylinder is rotatably connected between the two first movable plates, brackets are symmetrically fixed on both sides of the upper end surface of the base, a glue coating roller is rotatably connected between the two brackets, one side of the two brackets is connected to the second movable plate through a first electric telescopic rod, and a rotating drum is rotatably connected between the two second movable plates.

[0006] The size adjustment mechanism is fixed between the tops of the two brackets and between the tops of the two second movable plates, a supporting frame is fixed to the upper end surface of the base, a material delivery pipeline is fixed to the top of the supporting frame, and glue coating cylinders are fixed at equal intervals on the inner top of the supporting frame, and the material delivery pipeline runs through the top of the supporting frame and is connected to all the glue coating cylinders.

[0007] Preferably, brackets are symmetrically fixed on both sides of the upper end surface of the base, and the two second movable plates are respectively placed on the two brackets.

[0008] By adopting the above technical solution, the bracket can be used to support the second movable plate.

[0009] Preferably, motors are fixed to the outer side of one of the first movable plates, the outer side of one of the brackets, and the outer side of one of the second movable plates, and the output end of the motor on the first movable plate is connected to the feed cylinder, the output end of the motor on the bracket is connected to the glue coating roller, and the output end of the motor on the second movable plate is connected to the rotating drum.

[0010] By adopting the above technical solution, the rotating drum and the glue coating roller rotate relative to each other, which makes it convenient to evenly apply glue to the glue coating roller, and the glue coating roller and the feeding drum rotate relative to each other, which makes it convenient to continuously apply glue to the material.

[0011] Preferably, the size adjustment mechanism includes a fixed frame, and the fixed frame is fixed between the tops of the two brackets, a first channel is fixed to the inner top of the fixed frame, and a second electric telescopic rod is fixed to the front side of the first channel, a movable frame is fixed to one end of the second electric telescopic rod, and the movable frame passes through one side of the first channel and is connected to two first pistons, two first oil storage chambers are provided in the first channel, and the two first pistons are slidably connected in the two first oil storage chambers respectively.

[0012] By adopting the above technical solution, the left and right movement of the movable frame can drive the two first pistons to move left and right.

[0013] Preferably, a second channel is fixed on one side of the first channel, and two second oil storage chambers are opened in the second channel, each of the second oil storage chambers is connected to a first oil storage chamber, and second pistons are slidably connected in the two second oil storage chambers, and a first baffle plate is fixed to the outer end of the second piston.

[0014] By adopting the above technical solution, when the first piston moves left and right, the two second pistons move away from or close to each other.

[0015] Preferably, a groove is formed on one side of the first rubber baffle plate, and a toothed plate is slidably connected in the groove, the toothed plate and the first rubber baffle plate form a telescopic structure, and a second rubber baffle plate is fixed on one side of the toothed plate.

[0016] By adopting the above technical solution, the left and right movement of the second stop rubber plate can drive the tooth plate to move left and right.

[0017] Preferably, a limiting rod is fixed between the tops of the two second movable plates, and the limiting rod passes through the two second rubber baffle plates.

[0018] By adopting the above technical solution, the left and right movement of the second movable plate can drive the limiting rod and the two second rubber baffle plates to move left and right as a whole, and the limiting rod plays a role of supporting and limiting the second rubber baffle plates.

[0019] Preferably, a gear is rotatably connected inside the first rubber baffle plate, and the gear is meshingly connected to the outer side of the gear plate.

[0020] By adopting the above technical solution,

[0021] Preferably, a winding rod is fixed to the bottom of the gear, and the winding rod is rotatably connected to the first rubber baffle plate, a baffle cover is wound around the outer side of the winding rod, and the baffle cover passes through one side of the first rubber baffle plate and is connected to the second rubber baffle plate.

[0022] By adopting the above technical solution, the rotation of the gear drives the reel rod to rotate, so that the shield can be automatically retracted and released, and the shield has a shielding effect on the gap between the first rubber baffle plate and the second rubber baffle plate.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] 1. The prepreg equipment which is convenient for adjusting the size of the dipping roller can achieve the purpose of adjusting the upper and lower spacing, adjusting the glue coating thickness and continuous gluing by using the electric telescopic column, the first movable plate, the feeding roller, the glue coating roller, the first electric telescopic rod, the second movable plate, the rotating drum and the glue coating roller in coordination with each other. The electric telescopic column can drive the first movable plate and the feeding roller to move up and down as a whole, so as to facilitate adjusting the spacing between the feeding roller and the glue coating roller according to the thickness of the material. The first electric telescopic rod can drive the second movable plate and the rotating drum to move left and right. The glue coating roller squeezes out the glue, and the rotating drum and the glue coating roller rotate relative to each other. The surface of the rotating drum is made of non-stick material, and the glue adheres to the surface of the glue coating roller. The glue coating roller rotates to apply the glue to the material. The glue coating roller and the feeding roller rotate relative to each other, so as to continuously transport the material horizontally, which is convenient for continuous gluing. The thickness of the glue coated on the glue coating roller can be adjusted by adjusting the spacing between the rotating drum and the glue coating roller.

[0025] 2. The prepreg equipment which is convenient for adjusting the size of the dipping roller can achieve the purpose of adjusting the gluing width by using the second electric telescopic rod, the movable frame, the first piston, the first oil storage chamber, the second oil storage chamber, the second piston and the first glue baffle plate in coordination with each other. The second electric telescopic rod can drive the movable frame and the two first pistons to move left and right. The second oil storage chamber stores hydraulic oil. The second oil storage chamber is connected with the first oil storage chamber. The first piston moves left and right to drive the second piston to move. The two second pistons move closer to or farther away from each other. The two first glue baffle plates move closer to or farther away from each other. The gluing width can be adjusted by adjusting the spacing between the two first glue baffle plates. The gluing width can be determined according to the width of the material to meet the requirements of different product specifications. A device for adjusting the gluing width of the prepreg is installed on the gluing roller to improve work efficiency. The original method of slitting the prepreg after production is changed to a method of directly adjusting the gluing width.

[0026] 3. The prepreg equipment which is convenient for adjusting the size of the dipping roller can achieve the purpose of automatically shielding the gap through the coordinated use of the second movable plate, the first rubber baffle plate, the tooth plate, the second rubber baffle plate, the limit rod, the gear, the winding rod and the shield. The second movable plate can move left and right to drive the limit rod and the two second rubber baffle plates to move left and right as a whole, the tooth plate can move left and right to drive the gear to rotate, and the winding rod can rotate to retract and release the shield. The shield is used to shield the gap between the first rubber baffle plate and the second rubber baffle plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the three-dimensional appearance structure of the present invention;

[0028] Figure 2 It is a schematic diagram of a partial three-dimensional structure of the present invention;

[0029] Figure 3 It is a schematic diagram of a top cross-sectional structure of the present invention;

[0030] Figure 4 For the present invention Figure 3 The enlarged structural diagram at A in the middle;

[0031] Figure 5 For the present invention Figure 3 The enlarged structural diagram at B in the middle;

[0032] Figure 6 It is a schematic diagram of the partial structure of the size adjustment mechanism of the present invention;

[0033] Figure 7 For the present invention Figure 6 The enlarged structural diagram at C in the middle;

[0034] Figure 8 It is a schematic diagram of the connection structure of the first rubber baffle plate, the second rubber baffle plate, the winding rod and the baffle cover of the present invention.

[0035] In the figure: 1, base; 2, electric telescopic column; 3, first moving plate; 4, feeding cylinder; 5, bracket; 6, glue coating roller; 7, first electric telescopic rod; 8, second moving plate; 9, bracket; 10, rotating drum; 11, motor; 12, size adjustment mechanism; 1201, fixed frame; 1202, first channel; 1203, second electric telescopic rod; 1204, moving frame; 1205, first piston; 1206, first oil storage chamber; 1207, second channel; 1208, second oil storage chamber; 1209, second piston; 1210, first rubber baffle plate; 1211, groove; 1212, tooth plate; 1213, second rubber baffle plate; 1214, limit rod; 1215, gear; 1216, winding rod; 1217, baffle cover; 13, bearing frame; 14, feeding pipeline; 15, glue coating cylinder. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the present invention.

[0037] See also Figures 1 to 8 The present invention provides a technical solution: a prepreg device that is convenient for adjusting the size of a dipping roller, comprising a base 1 and a size adjustment mechanism 12, electric telescopic columns 2 are symmetrically fixed on both sides of the upper end surface of the base 1, first movable plates 3 are fixed on the tops of the two electric telescopic columns 2, a feeding cylinder 4 is rotatably connected between the two first movable plates 3, brackets 5 are symmetrically fixed on both sides of the upper end surface of the base 1, a glue coating roller 6 is rotatably connected between the two brackets 5, one side of the two brackets 5 is connected to the second movable plate 8 through a first electric telescopic rod 7, and a rotating drum 10 is rotatably connected between the two second movable plates 8.

[0038] The size adjustment mechanism 12 is fixed between the tops of the two brackets 5 and between the tops of the two second movable plates 8. A carrier frame 13 is fixed to the upper end surface of the base 1. A material delivery pipeline 14 is fixed to the top of the carrier frame 13. Glue coating cylinders 15 are fixed at equal intervals on the inner top of the carrier frame 13. The material delivery pipeline 14 runs through the top of the carrier frame 13 and is connected to all the glue coating cylinders 15.

[0039] In this embodiment, Figure 1 and Figure 2 As shown, brackets 9 are symmetrically fixed on both sides of the upper end surface of the base 1, and two second movable plates 8 are respectively placed on the two brackets 9. The brackets 9 support the second movable plates 8, and the second movable plates 8 can slide on the brackets 9 under the telescopic action of the first electric telescopic rod 7.

[0040] In this embodiment, Figure 1 , Figure 2 and Figure 3As shown, a motor 11 is fixed to the outer side of one of the first movable plates 3, the outer side of one of the brackets 5 and the outer side of one of the second movable plates 8, and the output end of the motor 11 on the first movable plate 3 is connected to the feed drum 4, the output end of the motor 11 on the bracket 5 is connected to the glue coating roller 6, and the output end of the motor 11 on the second movable plate 8 is connected to the rotating drum 10. The feed drum 4, the glue coating roller 6 and the rotating drum 10 can rotate under the action of their respective corresponding motors 11, and the feed drum 4 and the glue coating roller 6 can rotate relative to each other to facilitate continuous material transportation. The glue coating roller 6 can apply glue to the upper surface of the material, and the rotating drum 10 can move left and right to facilitate adjustment of the distance between the rotating drum 10 and the glue coating roller 6. The glue coating drum 15 can spray glue into the gap between the rotating drum 10 and the glue coating roller 6, and the thickness of the glue can be adjusted by adjusting the distance between the rotating drum 10 and the glue coating roller 6.

[0041] In this embodiment, Figure 2 , Figure 3 and Figure 4 As shown, the size adjustment mechanism 12 includes a fixed frame 1201, and the fixed frame 1201 is fixed between the tops of the two brackets 5, a first channel 1202 is fixed to the inner top of the fixed frame 1201, and a second electric telescopic rod 1203 is fixed to the front side of the first channel 1202, a movable frame 1204 is fixed to one end of the second electric telescopic rod 1203, and the movable frame 1204 passes through one side of the first channel 1202 and is connected to two first pistons 1205, two first oil storage chambers 1206 are provided in the first channel 1202, and the two first pistons 1205 are slidably connected in the two first oil storage chambers 1206, respectively, and the movable frame 1204 can move left and right under the telescopic action of the second electric telescopic rod 1203, thereby driving the two first pistons 1205 to move left and right as a whole.

[0042] In this embodiment, Figure 3 and Figure 4As shown, a second channel 1207 is fixed to one side of the first channel 1202, and two second oil storage chambers 1208 are provided in the second channel 1207, each of the second oil storage chambers 1208 is connected to a first oil storage chamber 1206, and a second piston 1209 is slidably connected in the two second oil storage chambers 1208, and a first baffle plate 1210 is fixed to the outer end of the second piston 1209, and hydraulic oil is stored in the second oil storage chamber 1208. When the first piston 1205 slides to the right, the hydraulic oil in the second oil storage chamber 1208 can be pumped into the first oil storage chamber 1206. 06, the second piston 1209 slides in the second oil storage chamber 1208, and the two second pistons 1209 are close to each other, and the two first rubber baffles 1210 are close to each other. When the first piston 1205 slides to the left, the hydraulic oil in the first oil storage chamber 1206 can be pressed into the second oil storage chamber 1208, and the second piston 1209 slides in the second oil storage chamber 1208, and the two second pistons 1209 are away from each other, and the two first rubber baffles 1210 are away from each other, which is convenient for flexible adjustment of the distance between the two first rubber baffles 1210, thereby adjusting the glue coating width.

[0043] In this embodiment, Figure 2 , Figure 3 , Figure 5 , Figure 6 and Figure 7 As shown, a groove 1211 is provided on one side of the first rubber baffle plate 1210, and a tooth plate 1212 is slidably connected in the groove 1211. The tooth plate 1212 and the first rubber baffle plate 1210 form a telescopic structure, and a second rubber baffle plate 1213 is fixed to one side of the tooth plate 1212. The second movable plate 8 can move left and right under the telescopic action of the first electric telescopic rod 7, and the tooth plate 1212 slides in the groove 1211.

[0044] In this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, a limiting rod 1214 is fixed between the tops of the two second movable plates 8, and the limiting rod 1214 passes through the two second rubber baffle plates 1213. When the first rubber baffle plate 1210 moves forward and backward, it can drive the tooth plate 1212 and the second rubber baffle plate 1213 to move forward and backward as a whole, and the limiting rod 1214 plays a supporting and limiting role for the second rubber baffle plate 1213.

[0045] In this embodiment, Figure 3 , Figure 5 , Figure 6 and Figure 7 As shown, a gear 1215 is rotatably connected inside the first rubber baffle 1210, and the gear 1215 is meshedly connected to the outer side of the toothed plate 1212. Since the toothed plate 1212 and the gear 1215 are meshedly connected together, the toothed plate 1212 can drive the gear 1215 to rotate when it moves left and right.

[0046] In this embodiment, Figure 3 , Figure 5 , Figure 6 , Figure 7 and Figure 8 As shown, a winding rod 1216 is fixed to the bottom of the gear 1215, and the winding rod 1216 is rotatably connected to the first rubber baffle plate 1210, and a baffle cover 1217 is wrapped around the outer side of the winding rod 1216, and the baffle cover 1217 passes through one side of the first rubber baffle plate 1210 and is connected to the second rubber baffle plate 1213. When the gear 1215 rotates, it can drive the winding rod 1216 to rotate, which is convenient for automatically retracting and releasing the baffle cover 1217. The baffle cover 1217 can cover the gap between the first rubber baffle plate 1210 and the second rubber baffle plate 1213 to prevent glue from splashing.

[0047] The use method and advantages of the present invention: The prepreg equipment which is convenient for adjusting the size of the dipping roller has the following working process:

[0048] like Figures 1 to 8 As shown: first, connect the material delivery pipeline 14 with the external material supply pipeline, and pass the material between the material delivery cylinder 4 and the glue coating roller 6. The electric telescopic column 2 is extended and retracted to drive the first movable plate 3 and the material delivery cylinder 4 to move up and down as a whole, so as to adjust the distance between the material delivery cylinder 4 and the glue coating roller 6. The first electric telescopic rod 7 is extended and retracted to drive the second movable plate 8 and the rotating drum 10 to move left and right as a whole, so as to adjust the distance between the rotating drum 10 and the glue coating cylinder 15. The second glue baffle plate 1213 and the limiting rod 1214 move left and right with the second movable plate 8, the tooth plate 1212 slides in the groove 1211, the gear 1215 and the winding rod 1216 rotate, so as to retract and release the baffle cover 1217, and the baffle cover 1217 has a shielding effect on the gap between the first glue baffle plate 1210 and the second glue baffle plate 1213. The second electric telescopic rod 1203 is extended and retracted to drive the movable frame 1204 and the two first pistons 1205 to move left and right. Hydraulic oil is stored in the oil storage chamber 1208, and the second oil storage chamber 1208 is connected to the first oil storage chamber 1206. When the first piston 1205 moves to the right, the two second pistons 1209 move and approach each other, and when the first piston 1205 moves to the left, the two second pistons 1209 move and move away from each other, so as to adjust the distance between the two first rubber baffles 1210. The first rubber baffle 1210 and the second rubber baffle 1213 have a shielding effect on the glue. The glue coating width can be adjusted by adjusting the distance between the two first rubber baffles 1210, and the glue coating width can be determined according to the width of the material. Glue is passed into the feed pipe 14, and the glue is squeezed out through the glue coating cylinder 15. The glue coating roller 6 and the rotating cylinder 10 rotate relative to each other, so that the glue is better adhered to the surface of the glue coating roller 6. At the same time, the feed cylinder 4 and the glue coating roller 6 rotate relative to each other, so as to automatically transport the material horizontally, and the glue coating roller 6 continuously coats the glue on the material.

[0049] In summary, the prepreg equipment which is convenient for adjusting the size of the dipping roller achieves the purpose of adjusting the upper and lower spacing, adjusting the glue coating thickness, continuous gluing, adjusting the gluing width and automatically shielding the gap, and meets people's use needs.

[0050] The above shows and describes the basic principles, main features and advantages of the present invention. Technical personnel in this industry should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

[0051] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the protection content of the present invention.

[0052] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A prepreg device that facilitates the size adjustment of a dipping roller, comprising a base (1) and a size adjustment mechanism (12), characterized in that: Electric telescopic columns (2) are symmetrically fixed on both sides of the upper end surface of the base (1), a first movable plate (3) is fixed on the top of the two electric telescopic columns (2), a feeding cylinder (4) is rotatably connected between the two first movable plates (3), brackets (5) are symmetrically fixed on both sides of the upper end surface of the base (1), a glue coating roller (6) is rotatably connected between the two brackets (5), one side of the two brackets (5) is connected to the second movable plate (8) through a first electric telescopic rod (7), and a rotating cylinder (10) is rotatably connected between the two second movable plates (8); The size adjustment mechanism (12) is fixed between the tops of the two brackets (5) and between the tops of the two second movable plates (8); a bearing frame (13) is fixed to the upper end surface of the base (1); a material delivery pipeline (14) is fixed to the top of the bearing frame (13); glue coating cylinders (15) are fixed at equal intervals on the inner top of the bearing frame (13); the material delivery pipeline (14) passes through the top of the bearing frame (13) and is connected to all the glue coating cylinders (15); the size adjustment mechanism (12) comprises a fixing frame (1201), and the fixing frame (1201) is fixed between the tops of the two brackets (5); the fixing frame (1201) A first channel (1202) is fixed to the inner top of the first channel (1201), and a second electric telescopic rod (1203) is fixed to the front side of the first channel (1202); a moving frame (1204) is fixed to one end of the second electric telescopic rod (1203), and the moving frame (1204) passes through one side of the first channel (1202) and is connected to two first pistons (1205); two first oil storage chambers (1206) are provided in the first channel (1202), and the two first pistons (1205) are respectively slidably connected to the two first oil storage chambers (1206); one side of the first channel (1202) is fixed A second channel (1207) is defined, and two second oil storage chambers (1208) are provided in the second channel (1207), each of the second oil storage chambers (1208) is connected to a first oil storage chamber (1206), and a second piston (1209) is slidably connected in the two second oil storage chambers (1208), a first rubber baffle plate (1210) is fixed to the outer end of the second piston (1209), a groove (1211) is provided on one side of the first rubber baffle plate (1210), and a tooth plate (1212) is slidably connected in the groove (1211), and the tooth plate (1212) is slidably connected to the first rubber baffle plate (121 0) constitutes a telescopic structure, and a second rubber baffle plate (1213) is fixed to one side of the toothed plate (1212), a gear (1215) is rotatably connected inside the first rubber baffle plate (1210), and the gear (1215) is meshingly connected to the outside of the toothed plate (1212), a reeling rod (1216) is fixed to the bottom of the gear (1215), and the reeling rod (1216) is rotatably connected inside the first rubber baffle plate (1210), a baffle cover (1217) is wound around the outside of the reeling rod (1216), and the baffle cover (1217) passes through one side of the first rubber baffle plate (1210) and is connected to the second rubber baffle plate (1213).

2. A prepreg device that facilitates the adjustment of the size of the dipping roller according to claim 1, characterized in that: Brackets (9) are symmetrically fixed on both sides of the upper end surface of the base (1), and the two second movable plates (8) are respectively placed on the two brackets (9).

3. The prepreg equipment for facilitating the size adjustment of the dipping roller according to claim 1, characterized in that: A motor (11) is fixed to the outer side of one of the first movable plates (3), the outer side of one of the brackets (5), and the outer side of one of the second movable plates (8); the output end of the motor (11) on the first movable plate (3) is connected to the feed cylinder (4), the output end of the motor (11) on the bracket (5) is connected to the glue coating roller (6), and the output end of the motor (11) on the second movable plate (8) is connected to the rotating cylinder (10).

4. The prepreg equipment for facilitating the size adjustment of the dipping roller according to claim 1, characterized in that: A limiting rod (1214) is fixed between the tops of the two second movable plates (8), and the limiting rod (1214) passes through the two second rubber baffle plates (1213).

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