Pre-pressing mechanism for fiber forming

Abstract

The utility model discloses a pre-pressing mechanism for fiber forming, which relates to the technical field of fiber forming and processing and comprises a mounting frame, a fiber raw material feeding mechanism is mounted on the inner side of the mounting frame, a servo moving mechanism is mounted on the upper portion of the mounting frame, and a pre-pressing component and a material moving mechanism are mounted on the surface of the servo moving mechanism. The pre-pressing assembly is fixedly connected with the material moving mechanism and comprises a first mounting plate. In the material moving process, the pre-pressing assembly is reset to the upper portion of the fiber raw material feeding mechanism along with the material moving mechanism, synchronous linkage of the pre-pressing link and the transferring link is achieved, the automatic connection process of pre-pressing and transferring feeding is constructed, manual intervention cost and operation complexity are eliminated, and the production efficiency is improved. And the stability of the forming process is guaranteed through precise positioning and posture control, and finally efficient cooperation and intelligent connection of the two links are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fiber forming processing technical field especially relates to a fiber forming's pre -press mechanism. BACKGROUND

[0002] The pre-press mechanism of fiber forming is a key device for pretreatment in the fiber material forming process, usually set before the formal forming process, its main role is to carry out preliminary compaction to loose fiber raw materials through mechanical pressure, make its volume reduce, density improve, at the same time exclude the air between fibers, improve the uniformity and density of material, provide the blank of stable structure, uniform distribution for subsequent forming process.

[0003] But in the prior art, the pre-press mechanism design is not integrated with the automatic transfer guiding function of the subsequent process docking, the raw material blank after pre-pressing needs to rely on manual or additional auxiliary equipment to transfer, it is difficult to accurately match the feeding direction requirement of downstream forming equipment, leading to the situation that the blank position deviates, the attitude is confused or even damaged during the transfer process, not only increase the manual intervention cost and operation complexity, but also may affect the stability of subsequent forming process due to the deviation of feeding direction, cause product quality fluctuation or production efficiency decline, unable to realize the efficient cooperation and intelligent connection of pre-pressing and transfer feeding link. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problems in the prior art and provides a pre-press mechanism for fiber forming.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a pre-press mechanism for fiber forming, including mounting frame, the inner side of mounting frame is installed with fiber raw material feeding mechanism, and the upper part of mounting frame is installed with servo moving mechanism, the surface of servo moving mechanism is installed with pre-press assembly and material moving mechanism, pre-press assembly is fixedly connected with material moving mechanism, pre-press assembly includes No.

[0006] Preferably, the upper surface of the pre-press mold is fixedly connected with a limiting rod, and the limiting rod is slidably inserted into the No.

[0007] Preferably, the two ends of the suction cup connecting assembly are provided with through grooves, the upper end of the suction cup body is located inside the through grooves, and the upper end of the suction cup body is threadedly connected with two mounting nuts, and the two mounting nuts are located on the two sides of the suction cup connecting assembly.

[0008] Preferably, the bottom of the second mounting plate is fixedly connected with a connecting frame, the side of the connecting frame is fixedly connected with a first sliding rail, the surface of the first sliding rail is slidably connected with a first sliding block, the side of the first sliding block is fixedly connected with a fixing frame, and the fixing frame is fixedly connected with the upper portion of the third mounting plate.

[0009] Preferably, the adjusting assembly comprises a second sliding rail, the second sliding rail is fixedly connected with the lower portion of the third mounting plate, the inside of the second sliding rail is slidably connected with two second sliding blocks, the bottom of each of the two second sliding blocks is fixedly connected with an extension rod, the extension rod is fixedly connected with the upper portion of the suction disc connecting assembly, and the bottom of each of the two second sliding blocks is fixedly connected with a spring, and the upper portion of the suction disc connecting assembly is fixedly connected with the spring.

[0010] Preferably, a servo motor is arranged at one end of the second sliding rail, the output end of the servo motor is fixedly connected with a lead screw, the lead screw is rotatably connected with the second sliding rail, and two threads with opposite directions are arranged on the surface of the lead screw, and the two second sliding blocks are threadedly connected with the lead screw through the two threads with opposite directions.

[0011] Compared with the prior art, the utility model has the advantages and positive effects that:

[0012] 1、In the utility model, the servo moving mechanism drives the second mounting plate to move, so that the suction disc main body is accurately moved to the upper portion of the material after pre-pressing, and the pre-pressing assembly is moved away from the upper portion of the fiber raw material feeding mechanism, thereby avoiding the space interference between pre-pressing and transfer; when the suction disc main body reaches the set position, the second air cylinder pushes the third mounting plate to drive the suction disc main body to move downward, and the material adsorption is completed in cooperation with the suction disc connecting assembly and the external vacuum suction disc controller; then the second air cylinder drives the suction disc main body with the adsorbed material to move upward, and the servo moving mechanism drives the material moving mechanism again to accurately move the material to the surface of the downstream forming equipment, so as to accurately match the feeding direction requirement of the equipment, avoid the position deviation, posture disorder and damage of the blank, and realize the accurate positioning and posture control.

[0013] 2、In the utility model, the transverse and longitudinal positions between the suction disc main bodies are accurately adjusted according to the specific size of the fiber material after pre-pressing, so that the adsorption mechanism can be adapted to materials of different specifications, the problems of unstable adsorption, position deviation or material damage caused by fixed distance between suction discs are avoided, the adaptability of the equipment to diversified products is significantly improved, the manual debugging cost and changeover time are reduced, the stability and reliability of adsorption are guaranteed, and flexible support is provided for the efficient operation of subsequent transfer and forming processes. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A first three-dimensional structure schematic view of a pre-pressing mechanism for fiber forming is provided for the utility model;

[0015] Figure 2 A second three-dimensional structure schematic view of a pre-pressing mechanism for fiber forming is provided for the utility model;

[0016] Figure 3 A side view structure schematic view of a material moving mechanism in a pre-pressing mechanism for fiber forming is provided for the utility model;

[0017] Figure 4 A sectional three-dimensional structure schematic view of a second sliding rail in a pre-pressing mechanism for fiber forming is provided for the utility model.

[0018] Legend: 1, mounting frame; 2, fiber raw material feeding mechanism; 3, servo moving mechanism; 4, pre-pressing assembly; 41, first mounting plate; 42, first air cylinder; 43, pre-pressing mold; 5, material moving mechanism; 51, second mounting plate; 52, second air cylinder; 53, connecting frame; 54, first sliding rail; 55, first sliding block; 56, fixed frame; 57, third mounting plate; 58, second sliding rail; 59, second sliding block; 510, telescopic rod; 511, spring; 512, suction cup connecting assembly; 513, suction cup main body; 514, mounting nut; 515, servo motor; 516, screw rod. DETAILED DESCRIPTION

[0019] In order to make the above-mentioned purpose, features and advantages of the utility model more clearly understood, the utility model will be further described below in combination with the drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be implemented in other ways different from the description, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0021] Embodiment one: as Figures 1-4The utility model provides a kind of pre-pressing mechanism of fiber forming, including mounting bracket 1, the inside of mounting bracket 1 is equipped with fiber raw material feeding mechanism 2, and servo moving mechanism 3 is installed on the upper portion of mounting bracket 1, servo moving mechanism 3 surface is equipped with pre-pressing assembly 4 and material moving mechanism 5, pre-pressing assembly 4 is fixedly connected with material moving mechanism 5, pre-pressing assembly 4 includes No. 41, No. 1 air cylinder 42 is installed on the upper portion of mounting bracket 1, pre-pressing mould 43 is fixedly connected in the bottom of No. 1 air cylinder 42, material moving mechanism 5 includes No. 51, No. 2 air cylinder 52 is fixedly connected in the lower surface of No. 51, No. 2 air cylinder 52 bottom is fixedly connected with No. 57, No. 3 mounting plate, No. 3 mounting plate 57 bottom is fixedly connected with adjusting assembly, adjusting assembly bottom is fixedly connected with two suction disc connecting assemblies 512, and suction disc connecting assembly 512 both ends are equipped with suction disc main body 513, and suction disc connecting assembly 512 is externally connected with vacuum suction disc controller, pre-pressing mould 43 upper surface is fixedly connected with stop rod, stop rod is slidably inserted with No. 41, No. 51 bottom is fixedly connected with connecting frame 53 in No. 2 air cylinder, connecting frame 53 side is fixedly connected with No. 54, No. 54 surface is slidably connected with No. 55, No. 55 side is fixedly connected with fixed frame 56, and fixed frame 56 is fixedly connected with No. 57 upper portion in No. 3 mounting plate.

[0022] The specific settings and effects of the embodiment will be described below, the slurry feeding device is injected into the fiber slurry inside the injection groove in the fiber raw material feeding mechanism 2, and then the fiber raw material feeding operation is completed under the pre-pressing assembly 4 by the feeding assembly in the fiber raw material feeding mechanism 2, then the pre-pressing mould 43 is pushed down by No. 1 air cylinder 42, and the pre-pressing treatment before fiber raw material forming is completed on the upper portion of fiber raw material feeding mechanism 2, then the pre-pressing mould 43 is lifted by No. 1 air cylinder 42, and the pre-pressing mould 43 is fixed on the upper portion during the process of moving up and down, and the stability of the pre-pressing mould 43 during the process of moving up and down is improved, and the accuracy of positioning during pre-pressing is improved;

[0023] After the pre-pressing is completed, the second mounting plate 51 is moved by the servo moving mechanism 3 to move the suction disc body 513 to the upper part of the pre-pressed material. In the process of moving the second mounting plate 51, the pre-pressing assembly 4 is moved to move away from the upper part of the fiber raw material feeding mechanism 2. When the suction disc body 513 moves to the set position, the third mounting plate 57 is pushed downward by the second cylinder 52 to make the suction disc body 513 reach the upper part of the material. The suction disc connecting assembly 512 and the suction disc body 513 are controlled by the external vacuum suction disc controller to complete the adsorption work on the material. Then the second cylinder 52 drives the suction disc body 513 and the material adsorbed thereon to move upward, and the material feeding mechanism 5 is moved again by the servo moving mechanism 3. At this time, the material adsorbed at the bottom of the suction disc body 513 is moved to the surface of the downstream forming equipment. In the process of moving the material feeding mechanism 5, the pre-pressing assembly 4 is reset to the upper part of the fiber raw material feeding mechanism 2 under the driving of the material feeding mechanism 5, to prepare for the next pre-pressing.

[0024] The suction disc body 513 is accurately moved to the upper part of the pre-pressed material by the servo moving mechanism 3 driving the second mounting plate 51, and the pre-pressing assembly 4 is moved away from the upper part of the fiber raw material feeding mechanism 2 to avoid space interference between pre-pressing and transfer. When the suction disc body 513 reaches the set position, the third mounting plate 57 is pushed downward by the second cylinder 52 to drive the suction disc body 513, and the material adsorption is completed in cooperation with the suction disc connecting assembly 512 and the external vacuum suction disc controller. Then the second cylinder 52 drives the suction disc body 513 and the adsorbed material to move upward, and the material feeding mechanism 5 is driven again by the servo moving mechanism 3 to accurately move the material to the surface of the downstream forming equipment, accurately match the equipment feeding direction requirement, and avoid the position deviation, posture disorder and damage of the blank. In the process of moving the material, the pre-pressing assembly 4 is reset to the upper part of the fiber raw material feeding mechanism 2 under the driving of the material feeding mechanism 5, to realize the synchronous linkage between pre-pressing and transfer. Through the cooperative action of the servo moving mechanism 3, the second mounting plate 51, the pre-pressing assembly 4, the fiber raw material feeding mechanism 2, the second cylinder 52, the third mounting plate 57, the suction disc connecting assembly 512, the suction disc body 513 and other components, the automatic connection process of pre-pressing and transfer feeding is constructed, which not only eliminates the cost and operation complexity of manual intervention, but also guarantees the stability of the forming process through accurate positioning and posture control, and finally realizes the efficient cooperation and intelligent connection of the two links.

[0025] Embodiment two: as Figures 1-4As shown, the adjusting assembly comprises the second sliding rail 58, the lower part of which is fixedly connected with the third mounting plate 57, and two second sliding blocks 59 are slidably connected inside the second sliding rail 58, the bottom of each of the two second sliding blocks 59 is fixedly connected with an extension rod 510, the extension rod 510 is fixedly connected with the upper part of the suction disc connecting assembly 512, the bottom of each of the two second sliding blocks 59 is fixedly connected with a spring 511, the spring 511 is fixedly connected with the upper part of the suction disc connecting assembly 512, one end of the second sliding rail 58 is provided with a servo motor 515, the output end of the servo motor 515 is fixedly connected with a lead screw 516, the lead screw 516 is rotationally connected with the second sliding rail 58, two threads with opposite directions are arranged on the surface of the lead screw 516, the two second sliding blocks 59 are threadedly connected with the lead screw 516 through the two threads with opposite directions, the two ends of the suction disc connecting assembly 512 are provided with through grooves, the upper end of the suction disc body 513 is located inside the through grooves, and the upper end of the suction disc body 513 is threadedly connected with two mounting nuts 514, the two mounting nuts 514 are located on the two sides of the suction disc connecting assembly 512.

[0026] The effect of the whole embodiment is that according to the specific size of the material to be adsorbed, the servo motor 515 drives the lead screw 516 to rotate, the two second sliding blocks 59 are driven by the two threads with opposite directions on the surface of the lead screw 516 to slide inside the second sliding rail 58, so as to adjust the distance between the two suction disc bodies 513 fixed at the ends of the suction disc connecting assembly 512, and by screwing the mounting nuts 514, the upper end of the suction disc body 513 can slide inside the through grooves at the ends of the suction disc connecting assembly 512, so as to adjust the distance between the suction disc bodies 513 installed in the same suction disc connecting assembly 512, and then adjust the positions of the suction disc bodies 513, so that they can be suitable for adsorbing and fixing the pre-pressed fiber materials with different sizes.

[0027] The technical scheme drives the screw rod 516 to rotate through the servo motor 515, drives two second sliding blocks 59 to synchronously slide in the second sliding rails 58 through two threads on the surface of the screw rod 516 in opposite directions, and realizes automatic adjustment of the horizontal spacing of the suction disc main bodies 513 fixed at the ends of the two suction disc connecting assemblies 512. Meanwhile, the upper ends of the suction disc main bodies 513 slide in the through grooves at the ends of the suction disc connecting assemblies 512 by screwing the mounting nuts 514, so that the longitudinal spacing of the plurality of suction disc main bodies 513 in the same suction disc connecting assembly 512 can be flexibly adjusted. Through cooperation of the servo motor 515, the screw rod 516, the second sliding block 59, the second sliding rail 58, the suction disc connecting assembly 512, the suction disc main body 513, the mounting nut 514 and other components, the horizontal and longitudinal positions of the suction disc main bodies 513 can be accurately adjusted according to the specific size of the fiber material after pre-pressing, so that the suction mechanism can be adapted to different specifications of materials, the problems of unstable suction, position deviation or material damage caused by fixed suction disc spacing are avoided, the adaptability of the equipment to diversified products is significantly improved, the manual debugging cost and changeover time are reduced, the stability and reliability of suction fixation are ensured, and flexible support is provided for efficient operation of subsequent transfer and forming processes.

[0028] The use method and working principle of the device are as follows: the fiber slurry is injected into the injection groove in the fiber raw material feeding mechanism 2 through an external slurry feeding device, and then the fiber raw material feeding work is completed below the pre-pressing assembly 4 through the feeding assembly in the fiber raw material feeding mechanism 2, and then the pre-pressing mold 43 is pushed downward by the first air cylinder 42 to complete the pre-pressing treatment of the fiber raw material before forming on the upper part of the fiber raw material feeding mechanism 2.

[0029] After pre-pressing, the suction disc main body 513 is moved to the upper part of the material by driving the second mounting plate 51 to move through the servo moving mechanism 3, and the pre-pressing assembly 4 is moved away from the upper part of the fiber raw material feeding mechanism 2 during the movement of the second mounting plate 51, so that the suction disc main body 513 reaches the upper part of the material by moving the third mounting plate 57 downward by the second air cylinder 52 when the suction disc main body 513 moves to the set position, and the suction disc connecting assembly 512 and the suction disc main body 513 are controlled by an external vacuum suction disc controller to complete the suction work of the material by cooperation. Then the second air cylinder 52 drives the suction disc main body 513 and the material adsorbed below the suction disc main body 513 to move upward, and the material adsorbed at the bottom of the suction disc main body 513 is moved to the surface of the downstream forming equipment by the servo moving mechanism 3 driving the material moving mechanism 5 to move again.

[0030] Meanwhile, according to the specific size of the material to be adsorbed, the screw rod 516 is driven to rotate by the servo motor 515, the two No. 2 sliding blocks 59 are driven to slide in the No. 2 sliding rails 58 by the two threads with opposite directions on the surface of the screw rod 516, thereby adjusting the distance between the suction disc bodies 513 fixed at the end of the two suction disc connecting assemblies 512, meanwhile, the upper end of the suction disc body 513 can slide in the through slot at the end of the suction disc connecting assembly 512 by screwing the mounting nut 514, thereby adjusting the distance between the suction disc bodies 513 installed in the same suction disc connecting assembly 512, and further adjusting the position between the suction disc bodies 513, so that they can be suitable for adsorbing and fixing the pre-pressed fiber materials with different sizes.

[0031] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application, which does not deviate from the technical scheme of the present application, still belongs to the protection scope of the technical scheme of the present application.

Claims

1. A kind of pre-press mechanism of fiber forming, including mounting frame (1), the inside of mounting frame (1) is equipped with fiber raw material feeding mechanism (2), and the upper portion of mounting frame (1) is equipped with servo moving mechanism (3), servo moving mechanism (3) surface is equipped with pre-press assembly (4) and material moving mechanism (5), it is characterized by: The pre-pressing assembly (4) is fixedly connected with the material moving mechanism (5), the pre-pressing assembly (4) comprises a first mounting plate (41), a first air cylinder (42) is mounted on the upper portion of the mounting frame (1), the pre-pressing die (43) is fixedly connected to the bottom of the first air cylinder (42), the material moving mechanism (5) comprises a second mounting plate (51), the second mounting plate (51) is fixedly connected with a second air cylinder (52) on the lower surface, the third mounting plate (57) is fixedly connected to the bottom of the second air cylinder (52), the adjusting assembly is fixedly connected to the bottom of the third mounting plate (57), the two sucker connecting assemblies (512) are fixedly connected to the bottom of the adjusting assembly, the sucker main bodies (513) are mounted on the two ends of the sucker connecting assemblies (512), and the sucker connecting assemblies (512) are connected with vacuum sucker controllers.

2. The fiber-forming pre-press mechanism of claim 1, wherein: The pre-pressing die (43) is fixedly connected with a limiting rod on the upper surface, and the limiting rod is slidably inserted into the first mounting plate (41).

3. The fiber-forming pre-press mechanism of claim 1, wherein: The two ends of the sucker connecting assembly (512) are provided with through grooves, the upper end of the sucker main body (513) is located in the through grooves, the upper end of the sucker main body (513) is threadedly connected with two mounting nuts (514), and the two mounting nuts (514) are located on the two sides of the sucker connecting assembly (512).

4. The fiber-forming pre-press mechanism of claim 1, wherein: The second mounting plate (51) is fixedly connected with a connecting frame (53) at the bottom, the connecting frame (53) is fixedly connected with a first sliding rail (54) on the side surface, the first sliding rail (54) is slidably connected with a first sliding block (55) on the surface, the first sliding block (55) is fixedly connected with a fixing frame (56) on the side surface, and the fixing frame (56) is fixedly connected with the upper portion of the third mounting plate (57).

5. The fiber-forming pre-press mechanism of claim 1, wherein: The adjusting assembly comprises a second sliding rail (58), the second sliding rail (58) is fixedly connected with the lower portion of the third mounting plate (57), two second sliding blocks (59) are slidably connected in the second sliding rail (58), the bottoms of the two second sliding blocks (59) are fixedly connected with telescopic rods (510) respectively, the telescopic rods (510) are fixedly connected with the upper portions of the sucker connecting assemblies (512), the bottoms of the second sliding blocks (59) are fixedly connected with springs (511), and the springs (511) are fixedly connected with the upper portions of the sucker connecting assemblies (512).

6. A fiber-forming pre-press mechanism according to claim 5, wherein: A servo motor (515) is mounted at one end of the second sliding rail (58), the output end of the servo motor (515) is fixedly connected with a lead screw (516), the lead screw (516) is rotatably connected with the second sliding rail (58), two threads in opposite directions are arranged on the surface of the lead screw (516), and the two second sliding blocks (59) are threadedly connected with the lead screw (516) through the two threads in opposite directions.

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