Punching device for carbon fiber plate processing

Abstract

The utility model belongs to the technical field of carbon fiber plate processing, and discloses a punching device for carbon fiber plate processing, which comprises a rack, a bearing frame is fixedly mounted on the rack, a hydraulic oil cylinder is mounted on the bearing frame, an upper die holder is mounted at the piston end of the hydraulic oil cylinder, and a heating type punching die is mounted at the bottom of the upper die holder; a fixed groove is formed in the top of the rack, a fixed lower die holder is installed at the bottom of an inner cavity of the fixed groove, a knife edge corresponding to the heating type punching die is arranged on the fixed lower die holder, and a cooling and lubricating assembly is installed on the fixed lower die holder; symmetrical sliding grooves are formed in the top of the machine frame, symmetrical fixing blocks are fixedly installed on the top of the machine frame, the sliding grooves are located on the inner sides of the fixing blocks, positioning and clamping mechanisms capable of being transversely adjusted are arranged on the fixing blocks and the sliding grooves, and the positioning and clamping mechanisms are used for fixing carbon fiber plates of different sizes. According to the utility model, not only can carbon fiber plates with different sizes be conveniently clamped and positioned, but also the precision is high, and the service life of the mold can be prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to carbon fiber plate processing technical field especially relates to a carbon fiber plate processing is with punching device. BACKGROUND

[0002] Carbon fiber plate is with the carbon fiber of same direction arrangement using resin infiltration hardening and forms carbon fiber plate, and carbon fiber plate has high tensile strength, corrosion resistance, shock resistance, impact resistance and other good performance, needs to use punching device in the process of carbon fiber plate processing and carries out cutting to carbon fiber plate.

[0003] At present, carbon fiber plate is widely used in aerospace and automobile field because of high hardness, light weight characteristics, but its punching processing has the following problems:

[0004] 1) tool wear fast: traditional punching die is easy to wear because of high hardness of carbon fiber, leading to increased processing cost;

[0005] 2) insufficient precision: the existing positioning mechanism is difficult to adapt to different size plates, and the positioning deviation is large, therefore, we propose a carbon fiber plate processing punching device. INVENTION CONTENTS

[0006] In order to overcome the defects of the prior art pointed out above, the present inventors have made in-depth research, and after a lot of creative labor, the present utility model is completed.

[0007] Specifically, the technical problem to be solved by the present utility model is to provide a carbon fiber plate processing punching device to solve the technical problems of fast tool wear, insufficient precision and dirty environment.

[0008] To solve the above technical problems, the present utility model provides the following technical scheme:

[0009] A carbon fiber plate processing punching device, comprising a rack, a bearing frame is fixedly installed on the rack, a hydraulic cylinder for adjustment is installed on the bearing frame, a piston end of the hydraulic cylinder is provided with an upper die holder, and a heating type punching die is installed at the bottom of the upper die holder;

[0010] A fixing groove is formed in the top of the rack, a fixed lower die holder is installed at the bottom of the inner cavity of the fixing groove, a cutting edge corresponding to the heating type punching die is arranged on the fixed lower die holder, and a cooling and lubricating assembly is installed on the fixed lower die holder.

[0011] The top of the rack is provided with symmetrically arranged sliding grooves, symmetrically arranged fixing blocks are fixedly installed on the top of the rack, and the sliding grooves are located on the inner side of the fixing blocks, and a transversely adjustable positioning and clamping mechanism is arranged on the fixing blocks and the sliding grooves, and the positioning and clamping mechanism is used for fixing carbon fiber plates of different sizes.

[0012] As an improved technical solution, the heating type punching die is embedded with an electric heating sheet, the electric heating sheet is a silicon carbide ceramic heating element, and a high-temperature-resistant insulation layer is coated on the surface.

[0013] As an improved technical solution, the inside of the fixed lower die seat is symmetrically provided with a cooling cavity, and a plurality of cooling openings are arranged on the side wall of the knife edge inner cavity and are in communication with the cooling cavity.

[0014] The cooling and lubricating assembly comprises a cooling pipe, one end of the cooling pipe is in communication with the cooling cavity, the cooling pipe penetrates through the rack, and a connecting cross pipe is fixedly installed on the protruding part, a liquid inlet pipe is fixedly installed at the bottom of the connecting cross pipe and is in communication with the connecting cross pipe, and the end of the liquid inlet pipe away from the connecting cross pipe is in communication with an external pressurized liquid supply system.

[0015] As an improved technical solution, a plurality of cooling openings are equidistantly arranged along the length direction of the knife edge.

[0016] As an improved technical solution, the positioning and clamping mechanism comprises an electric push rod installed on the fixing block, a clamping block is fixedly installed on the piston end of the electric push rod, a sliding plate corresponding to the sliding groove is installed at the bottom of the clamping block, the sliding plate is matched with the sliding groove, and an elastic rubber layer is embedded in the clamping block.

[0017] As an improved technical solution, the waste liquid tank formed between the fixing groove and the fixed lower die seat is further provided, a drain pipe is installed on the inner cavity bottom wall of the waste liquid tank and is in communication with the waste liquid tank, and a waste material cylinder is threadedly connected to the end of the drain pipe away from the waste liquid tank.

[0018] After the above technical scheme is adopted, the beneficial effects of the present application are as follows:

[0019] 1. The utility model discloses a heating formula punching die is started to hydraulic oil cylinder, at this time, hydraulic oil cylinder drives the upper die holder to move, and the heating formula punching die is driven to move to the upper die holder, and moves to the direction of being close to the fixed lower die holder, until the heating formula punching die is punched to the carbon fiber plate of waiting and is finished, during this period, the heating formula punching die is softened to the carbon fiber plate, and at the same time, the external pressurized liquid supply system is started, at this time, the cooling liquid flows into the cooling cavity through the liquid inlet pipe, the connection cross pipe and the cooling pipe, and finally spouts to the cutting edge through the cooling port, and the cutting tool is cooled and lubricated, so as to reduce the wear of the cutting tool, and the cooling liquid flows into the waste cylinder through the waste liquid tank and the liquid discharge pipe and is collected, so that the softened punching carbon fiber plate is convenient, and the wear of the cutting tool can be reduced, and the service life of the die can be prolonged.

[0020] 2. The utility model discloses a carbon fiber plate to be punched is placed on the fixed lower die holder, and then the electric push rod fixed on the fixed block is started, at this time, the electric push rod drives the clamping block to move, and moves to the direction of being close to the carbon fiber plate to be punched, until the clamping block clamps and positions the carbon fiber plate to be punched, during this period, the clamping block drives the sliding plate to move along the sliding groove inner chamber, and plays the role of limiting and guiding, and ensures the stability of the clamping block when moving, so that the carbon fiber plate material of different sizes is clamped and positioned conveniently, and the precision is high.

[0021] 3. The utility model discloses when being in the punching period, the waste liquid of punching cooling lubrication flows into the waste cylinder through the waste liquid tank and the liquid discharge pipe and is collected, so as to facilitate the collection of waste liquid. ACCURACY

[0022] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be to the drawings needed to be used in the embodiment description simple introduction, obviously, the following description in the drawings only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings. Among them:

[0023] Figure 1 It is the overall front view structure schematic diagram of the utility model.

[0024] Figure 2 It is the structure schematic diagram of the utility model's removal fixed lower die holder and cooling lubrication component.

[0025] Figure 3 It is the utility model's Figure 2 It is the structure schematic diagram of the utility model's fixed lower die holder and cooling lubrication component.

[0026] Figure 4 It is the structure schematic diagram of the utility model's fixed lower die holder and cooling lubrication component.

[0027] Figure 5 The utility model discloses a Figure 4 Amplification structure schematic diagram in B place.

[0028] Mark explanation:

[0029] In the drawing: 1, rack; 101, bearing frame; 102, fixed groove; 103, sliding groove; 104, fixed block; 2, hydraulic oil cylinder; 3, upper die holder; 4, heating type die-cutting die; 5, fixed lower die holder; 501, knife edge; 502, cooling cavity; 503, cooling port; 6, electric push rod; 7, clamping block; 8, sliding plate; 9, elastic rubber layer; 10, cooling pipe; 11, link horizontal pipe; 12, liquid inlet pipe; 13, liquid outlet pipe; 14, waste cylinder. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0031] It should be noted that all directionality indications (such as up, down, left, right, front, back, etc.) in the embodiments of the utility model are only used to explain the relative positional relationship, movement condition, etc. between components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directionality indications also change accordingly.

[0032] Meanwhile, "and / or" or "and / or" appearing throughout the text means that three schemes are included, taking "A and / or B" as an example, including A scheme, or B scheme, or A and B schemes are satisfied at the same time.

[0033] In addition, the description of "first", "second" and the like in the utility model is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.

[0034] Refer to Figures 1-5The utility model provides a kind of punching device for carbon fiber plate processing, this punching device for carbon fiber plate processing includes rack 1, rack 1 is fixedly installed with bearing frame 101, bearing frame 101 is installed with hydraulic cylinder 2 for adjusting, the piston end of hydraulic cylinder 2 is installed with upper die holder 3, the bottom of upper die holder 3 is installed with heating punching die 4, heating punching die 4 is embedded with electric heating sheet inside, electric heating sheet is silicon carbide ceramic heating element, and surface is coated with high-temperature insulation layer;

[0035] The top of rack 1 is provided with fixed groove 102, the inner cavity bottom of fixed groove 102 is installed with fixed lower die holder 5, the fixed lower die holder 5 is provided with blade edge 501 corresponding to heating punching die 4, the inside of fixed lower die holder 5 is symmetrically provided with cooling cavity 502, a plurality of cooling openings 503 are formed in the inner cavity side wall of blade edge 501, and the plurality of cooling openings 503 are in communication with the cooling cavity 502, the plurality of cooling openings 503 are equidistantly arranged along the length direction of the blade edge 501, the fixed lower die holder 5 is installed with a cooling and lubricating assembly, the cooling and lubricating assembly includes a cooling pipe 10, one end of the cooling pipe 10 is in communication with the cooling cavity 502, the cooling pipe 10 penetrates through the rack 1, and the extending part is fixedly installed with a connecting cross pipe 11, the bottom of the connecting cross pipe 11 is fixedly installed with a liquid inlet pipe 12, and the liquid inlet pipe 12 is in communication with the connecting cross pipe 11, one end of the liquid inlet pipe 12 away from the connecting cross pipe 11 is in communication with an external pressurized liquid supply system, so as to soften the punched carbon fiber plate, reduce the wear of the cutting tool, and prolong the service life of the mold.

[0036] The top of rack 1 is provided with symmetrically arranged sliding grooves 103, the top of rack 1 is fixedly installed with symmetrically arranged fixed blocks 104, and the sliding grooves 103 are located on the inner side of the fixed blocks 104, the fixed blocks 104 and the sliding grooves 103 are provided with a transversely adjustable positioning and clamping mechanism, the positioning and clamping mechanism is used for fixing carbon fiber plates of different sizes, the positioning and clamping mechanism includes an electric push rod 6 installed on the fixed block 104, the piston end of the electric push rod 6 is fixedly installed with a clamping block 7, the bottom of the clamping block 7 is installed with a sliding plate 8 corresponding to the sliding groove 103, and the sliding plate 8 is matched with the sliding groove 103, the clamping block 7 is embedded with an elastic rubber layer 9, so as to clamp and position carbon fiber plates of different sizes with high precision.

[0037] Referring to Figure 1 And Figure 2 It also includes a waste liquid tank formed between the fixed groove 102 and the fixed lower die holder 5, a liquid discharge pipe 13 is installed on the inner cavity bottom wall of the waste liquid tank, and the liquid discharge pipe 13 is in communication with the waste liquid tank, and a waste material cylinder 14 is threadedly connected to one end of the liquid discharge pipe 13 away from the waste liquid tank, so as to collect the waste liquid generated by punching and cooling and lubricating.

[0038] In actual use, the carbon fiber plate to be punched is placed on the fixed lower die seat 5, and then the electric push rod 6 fixed on the fixed block 104 is started, at this time the electric push rod 6 drives the clamping block 7 to move and move towards the carbon fiber plate to be punched, until the clamping block 7 clamps and positions the carbon fiber plate to be punched, during which the clamping block 7 drives the sliding plate 8 to move along the inner cavity of the sliding groove 103, and plays a limiting and guiding role, and at the same time ensures the stability of the clamping block 7 during movement, so as to conveniently clamp and position the carbon fiber plate of different sizes with high precision.

[0039] Then the hydraulic oil cylinder 2 and the heating type punching die 4 are started, at this time the hydraulic oil cylinder 2 drives the upper die seat 3 to move, the upper die seat 3 drives the heating type punching die 4 to move, and moves towards the fixed lower die seat 5, until the heating type punching die 4 finishes punching the carbon fiber plate to be punched, during which the heating type punching die 4 softens the carbon fiber plate, at the same time, the external pressurized liquid supply system is started, at this time the cooling liquid flows into the cooling cavity 502 through the liquid inlet pipe 12, the connecting cross pipe 11 and the cooling pipe 10, and finally sprays to the cutting edge 501 through the cooling port 503, and cools and lubricates the cutting tool to reduce the wear of the cutting tool, and the flowing cooling liquid flows into the waste drum 14 through the waste liquid tank and the liquid outlet pipe 13 for collection, so as to conveniently soften and punch the carbon fiber plate, and reduce the wear of the cutting tool, thereby prolonging the service life of the die.

[0040] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the protection scope of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or variations to the present application, all of these equivalent forms also fall within the protection scope defined by the appended claims of the present application.

Claims

1. A punching and cutting device for processing carbon fiber sheets, characterized in that: Including frame (1), the frame (1) is fixedly installed with the bearing frame (101), the bearing frame (101) is installed with the hydraulic cylinder (2) for adjusting, the piston end of the hydraulic cylinder (2) is installed with the upper die holder (3), the bottom of the upper die holder (3) is installed with the heating die cutting die (4); The top of the frame (1) is provided with a fixed groove (102), and the inner cavity bottom of the fixed groove (102) is installed with a fixed lower die holder (5), the fixed lower die holder (5) is provided with a cutting edge (501) corresponding to the heating die cutting die (4), and the fixed lower die holder (5) is installed with a cooling and lubricating assembly. The top of the frame (1) is provided with symmetrically arranged sliding grooves (103), and the top of the frame (1) is fixedly installed with symmetrically arranged fixed blocks (104), and the sliding grooves (103) are located on the inner side of the fixed blocks (104), the fixed blocks (104) and the sliding grooves (103) are provided with a transversely adjustable positioning and clamping mechanism, and the positioning and clamping mechanism is used for fixing carbon fiber plates of different sizes.

2. The punching device for processing carbon fiber plate according to claim 1, characterized in that: The heating die cutting die (4) is embedded with an electric heating sheet, the electric heating sheet is a silicon carbide ceramic heating element, and the surface is coated with a high-temperature-resistant insulating layer.

3. The punching device for processing carbon fiber plate according to claim 1, characterized in that: The inside of the fixed lower die holder (5) is symmetrically provided with a cooling cavity (502), and the inner cavity side wall of the cutting edge (501) is provided with a plurality of cooling openings (503), and the plurality of cooling openings (503) are in communication with the cooling cavity (502). The cooling and lubricating assembly comprises a cooling pipe (10), one end of the cooling pipe (10) is in communication with the cooling cavity (502), the cooling pipe (10) penetrates the frame (1), and the extending part is fixedly installed with a connecting cross pipe (11), the bottom of the connecting cross pipe (11) is fixedly installed with a liquid inlet pipe (12), and the liquid inlet pipe (12) is in communication with the connecting cross pipe (11), and the end of the liquid inlet pipe (12) away from the connecting cross pipe (11) is in communication with an external pressurized liquid supply system.

4. The punching device for processing carbon fiber plate according to claim 3, characterized in that: A plurality of cooling openings (503) are equidistantly arranged along the length direction of the cutting edge (501).

5. The punching device for processing carbon fiber plate according to claim 1, characterized in that: The positioning and clamping mechanism comprises an electric push rod (6) installed on the fixed block (104), the piston end of the electric push rod (6) is fixedly installed with a clamping block (7), the bottom of the clamping block (7) is installed with a sliding plate (8) corresponding to the sliding groove (103), and the sliding plate (8) is matched with the sliding groove (103), and the clamping block (7) is embedded with an elastic rubber layer (9).

6. The punching device for processing carbon fiber plate according to claim 1, characterized in that: It also comprises a waste liquid tank formed between the fixed groove (102) and the fixed lower die holder (5), the inner cavity bottom wall of the waste liquid tank is installed with a drain pipe (13), and the drain pipe (13) is in communication with the waste liquid tank, and the end of the drain pipe (13) away from the waste liquid tank is threadedly connected with a waste material cylinder (14).

Images