Heat-conducting silica gel roll material slitting and cutting device

Abstract

The utility model provides a heat conduction silica gel roll material slitting and cutting device which comprises an unwinding mechanism, a guide mechanism, a slitting mechanism, a cutting mechanism, a winding mechanism and a dust collection mechanism. The unwinding mechanism is connected with the cutting mechanism through the slitting mechanism, the cutting mechanism is connected with the winding mechanism, and the dust collection mechanism is arranged corresponding to the cutting edge position of the cutting mechanism; the winding mechanism comprises a plurality of winding wheels, and the winding wheels are used for winding cut products of different sizes; when cutting is carried out, a material roll is placed on the unwinding mechanism, the material roll is cut into a plurality of thin strips with the preset width through the slitting mechanism, the thin strips are conveyed to the cutting mechanism and cut into materials with the preset size, and the winding mechanism winds the materials to a preset winding wheel. The cutting mechanism is matched with different winding wheels, so that high-precision and high-efficiency slitting cutting of heat-conducting silica gel roll materials can be realized, the quality and the production efficiency of heat-conducting silica gel products are improved, and meanwhile, the working environment is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the processing technology field of heat-conducting silica gel, in particular to a heat-conducting silica gel roll material slitting and cutting device. BACKGROUND

[0002] Heat-conducting silica gel is widely used in the field of electronic equipment heat dissipation. In the production process of heat-conducting silica gel, it is usually supplied in the form of a roll, and needs to be slitted and cut to obtain products with appropriate width and length. The traditional slitting and cutting method often has many problems, such as low slitting accuracy, uneven edges after cutting, and easy generation of burrs, which not only affects the appearance quality of the product, but also may reduce its heat-conducting performance. Moreover, the traditional equipment has poor adaptability when processing heat-conducting silica gel rolls with different thicknesses and hardnesses, and needs to frequently adjust the equipment parameters, which is tedious and inefficient. In addition, dust pollution is easily generated in the cutting process, which harms the health of the operators and the working environment. SUMMARY

[0003] In view of the problems, the application is proposed to provide a heat-conducting silica gel roll material slitting and cutting device to overcome the problems or at least partially solve the problems.

[0004] The application discloses a heat-conducting silica gel roll material slitting and cutting device, which comprises:

[0005] a unwinding mechanism, a guiding mechanism, a slitting mechanism, a cutting mechanism, a winding mechanism and a dust suction mechanism;

[0006] The discharge end of the unwinding mechanism is connected with the slitting mechanism through a roller, the slitting mechanism is connected with the cutting mechanism through a roller, and the dust suction mechanism corresponds to the cutting mechanism knife edge position; the winding mechanism comprises a plurality of winding wheels, the cutting mechanism is connected with the plurality of winding wheels through rollers respectively, and the winding wheels are used for winding cutting products of different sizes;

[0007] When cutting, the material roll is placed on the unwinding mechanism, the slitting mechanism cuts the material roll into a plurality of strips with a preset width, transports the strips to the cutting mechanism to cut the strips into materials with a preset size, and the winding mechanism winds the materials to a preset winding wheel.

[0008] Further, the unwinding mechanism comprises an unwinding frame, a tension sensor and an unwinding motor;

[0009] The unwinding motor is arranged on the unwinding frame, the tension sensor is arranged at the discharge position of the unwinding frame, the tension sensor is electrically connected with the unwinding motor, and the tension sensor is used for detecting the tension of the roll material.

[0010] Further, the guiding mechanism comprises a support, a plurality of guiding rollers and a plurality of mounting racks corresponding to the guiding rollers, the mounting racks are connected to the support through rotating wheels or sliding rails, and the guiding rollers are arranged in the mounting racks.

[0011] Further, the slitting mechanism comprises a circular blade group, a blade shaft and a blade shaft bearing, the circular blade group is arranged on the blade shaft, the blade shaft is provided with the blade shaft bearing at both ends, and the circular blade group is further provided with a rotating screw rod for adjusting the spacing between the blades of the circular blade group.

[0012] Further, the cutting mechanism comprises a linear guide rail, a cutting knife holder and a sawtooth-shaped blade, the sawtooth-shaped blade is fixedly arranged on the cutting knife holder, and the cutting knife holder is arranged on the linear guide rail.

[0013] Further, the winding mechanism further comprises a winding holder, an ultrasonic sensor and a magnetic powder clutch, the winding wheel is arranged on the winding holder, the magnetic powder clutch is electrically connected to the winding holder, and the ultrasonic sensor is arranged at a corresponding winding position of the winding holder and used to measure the winding diameter.

[0014] Further, the dust collection mechanism comprises a fan, a pipeline and a filtering system, the powerful fan is connected to the slitting area and the cutting area through the pipeline respectively, and the filtering system is arranged on one side of the air outlet of the fan.

[0015] Further, the cleaning mechanism is further arranged for cleaning the dirt on the blades of the slitting mechanism.

[0016] The application has the following advantages:

[0017] In the embodiments of the present application, in order to solve the problems of low striping accuracy, poor adaptability and frequent parameter adjustment of the existing heat-conducting silica gel processing equipment when processing heat-conducting silica gel, the present application provides a heat-conducting silica gel roll material striping and cutting device, which comprises a unwinding mechanism, a guide mechanism, a striping mechanism, a cutting mechanism, a winding mechanism and a dust suction mechanism; the discharge end of the unwinding mechanism is connected with the striping mechanism through a roller, the striping mechanism is connected with the cutting mechanism through a roller, and the dust suction mechanism corresponds to the cutting mechanism knife edge position; the winding mechanism comprises a plurality of winding wheels, the cutting mechanism is connected with a plurality of winding wheels through a roller respectively, and the winding wheels are used for winding cutting products of different sizes; when cutting, the material roll is placed on the unwinding mechanism, the striping mechanism cuts the material roll into a plurality of strips of a predetermined width, and transports the strips to the cutting mechanism to cut the material into a predetermined size, and the winding mechanism winds the material to a predetermined winding wheel. Through the cooperation of the cutting mechanism and the different winding wheels, high-precision and high-efficiency striping and cutting of the heat-conducting silica gel roll material can be realized, the quality and production efficiency of the heat-conducting silica gel product are improved, and the working environment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the present application, the following will briefly introduce the drawings needed to be used in the description of the present application. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1 is a structure schematic view of a heat-conducting silica gel roll material striping and cutting device provided by an embodiment of the present application;

[0020] Figure 2 is a structure schematic view of asynchronous cutting of a heat-conducting silica gel roll material striping and cutting device provided by an embodiment of the present application.

[0021] Explanation of reference numerals: 101, unwinding mechanism; 102, cutting mechanism; 103, winding wheel. DETAILED DESCRIPTION

[0022] In order to make the purposes, features and advantages of the present application more obvious and easy to understand, the following will further describe the present application in combination with the drawings and specific embodiments. Obviously, the described embodiments are some embodiments of the present application, not all embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0023] The inventor finds through analyzing the prior art that the existing cutting mechanisms of the heat-conducting silica gel roll material all cut different models of heat-conducting silica gel, and all need to frequently adjust parameters, are tedious to operate, and have unified cutting quality. A single material collecting mechanism cannot classify the collected materials, and the operation efficiency is low.

[0024] In the embodiment of the present application, in order to solve the problems of low slitting accuracy, poor adaptability, and the need to frequently adjust parameters when processing heat-conducting silica gel in the prior art processing equipment of heat-conducting silica gel, the present application provides a heat-conducting silica gel roll material slitting and cutting device, which comprises: an unwinding mechanism 101, a guide mechanism, a slitting mechanism, a cutting mechanism 102, a winding mechanism, and a dust suction mechanism; the discharge end of the unwinding mechanism 101 is connected with the slitting mechanism through a roller, the slitting mechanism is connected with the cutting mechanism 102 through a roller, and the dust suction mechanism corresponds to the cutting mechanism 102 knife edge position; the winding mechanism comprises a plurality of winding wheels 103, the cutting mechanism 102 is connected with a plurality of winding wheels 103 through rollers respectively, and the winding wheels 103 are used for winding cutting products of different sizes; when cutting, the material roll is placed in the unwinding mechanism 101, the slitting mechanism cuts the material roll into a plurality of strips of a predetermined width, and transports the strips to the cutting mechanism 102 to cut the material into a predetermined size, and the winding mechanism winds the material to a predetermined winding wheel 103. Through the cooperation of the cutting mechanism 102 and the different winding wheels 103, high-precision and high-efficiency slitting and cutting of the heat-conducting silica gel roll material can be realized, the quality and production efficiency of the heat-conducting silica gel product are improved, and the working environment is improved.

[0025] Reference Figures 1-2 , shows a structure schematic diagram of a heat-conducting silica gel roll material slitting and cutting device, which can specifically comprise:

[0026] The unwinding mechanism 101, the guide mechanism, the slitting mechanism, the cutting mechanism 102, the winding mechanism, and the dust suction mechanism;

[0027] The unwinding mechanism 101, the guide mechanism, the slitting mechanism, the cutting mechanism 102, the winding mechanism, and the dust suction mechanism; the discharge end of the unwinding mechanism 101 is connected with the slitting mechanism through a roller, the slitting mechanism is connected with the cutting mechanism 102 through a roller, and the dust suction mechanism corresponds to the cutting mechanism 102 knife edge position; the winding mechanism comprises a plurality of winding wheels 103, the cutting mechanism 102 is connected with a plurality of winding wheels 103 through rollers respectively, and the winding wheels 103 are used for winding cutting products of different sizes;

[0028] When cutting, the material roll is placed on the unwinding mechanism 101, the slitting mechanism cuts the material roll into a plurality of strips of a predetermined width, and transports the strips to the cutting mechanism 102 to cut the material into a predetermined size, and the winding mechanism winds the material onto a predetermined winding wheel 103.

[0029] It should be noted that different sizes of heat-conducting silica gel can be accommodated by adjusting the positions of the slitting mechanism and the cutting knife of the cutting mechanism 102 to achieve high efficiency of processing.

[0030] Figure 1 A three-station round knife machine is shown, the precision requirement of cutting is ±0.1mm, the maximum feeding width is 450mm, and the winding mode of the lower film pad can realize the full break and half break requirements of the material slitting;

[0031] Figure 2 A structure diagram of an asynchronous cutting machine is shown, which can realize both asynchronous cutting (empty knife) and continuous cutting (non-empty knife).

[0032] In the following, a heat-conducting silica gel material slitting and cutting device in the present exemplary embodiment will be further described.

[0033] In an embodiment of the present application, the unwinding mechanism 101 comprises an unwinding frame, a tension sensor and an unwinding motor;

[0034] The unwinding motor is arranged on the unwinding frame, the tension sensor is arranged at the material outlet position of the unwinding frame, the tension sensor is electrically connected with the unwinding motor, and the tension sensor is used to detect the tension of the material roll.

[0035] It should be noted that the unwinding frame adopts a clamping groove design, which facilitates the installation of heat-conducting silica gel rolls of different sizes, the unwinding mechanism is connected with a tension control system, the tension control system monitors the tension of the material roll in real time through the tension sensor, and when the tension is too large or too small, the speed of the unwinding motor is automatically adjusted to keep the tension within a set range, and when the thickness of the material roll increases, the tension control system appropriately reduces the unwinding speed to increase the tension and prevent the material roll from relaxing, and vice versa.

[0036] In an embodiment of the present application, the guide mechanism comprises a support, a plurality of guide rollers and a plurality of mounting frames corresponding to the guide rollers, the mounting frames are connected with the support through a rotating wheel or a sliding rail, and the guide rollers are arranged corresponding to the mounting frames.

[0037] Need to explain, the mounting frame is connected with the support through a rotating wheel or a slide rail, so that the mounting frame is movable and rotatable, thereby adjusting the guide roller, and the guide roller can be flexibly adjusted according to the width of the material and the conveying path.

[0038] In an embodiment of the present application, the slitting mechanism comprises a circular blade group, a blade shaft and a blade shaft bearing; the circular blade group is arranged on the blade shaft, both ends of the blade shaft are provided with a blade shaft bearing, and the circular blade group is further provided with a rotating lead screw, which is used for adjusting the distance between the blades of the circular blade group.

[0039] Need to explain, the circular blade group is installed on the blade shaft, both ends of the blade shaft are supported by the high-precision blade shaft bearing, which ensures the stability of the circular blade group during high-speed rotation, and the distance between the blades of the circular blade group is adjusted by a precise screw nut mechanism, so that the distance between the blades can be accurately adjusted by rotating the lead screw according to the requirement of the slitting width.

[0040] In an embodiment of the present application, the cutting mechanism 102 comprises a linear guide rail, a cutting knife holder and a sawtooth-shaped blade; the sawtooth-shaped blade is fixedly arranged on the cutting knife holder, and the cutting knife holder is arranged on the linear guide rail.

[0041] Need to explain, the cutting knife holder is installed on the linear guide rail, and a servo motor drives the cutting knife holder to move accurately on the linear guide rail through a lead screw. The cutting edge of the sawtooth-shaped blade adopts a special sawtooth-shaped design, which can gradually break the silicone material belt during cutting, rather than cutting it off at once, thereby effectively reducing the generation of burrs. When cutting a thicker heat-conducting silicone material belt, the sawtooth-shaped cutting edge can better disperse the cutting force, so that the cutting edge is more uniform.

[0042] In an embodiment of the present application, the winding mechanism further comprises a winding frame, an ultrasonic sensor and a magnetic powder clutch; the winding wheel 103 is arranged on the winding frame, the magnetic powder clutch is electrically connected with the winding frame, and the ultrasonic sensor is arranged at a corresponding winding position of the winding frame. The ultrasonic sensor is used for measuring the size of the winding diameter.

[0043] Need to explain, the winding mechanism is provided with a control system, the control system is used for adjusting the winding speed of the winding mechanism, each winding frame adopts a magnetic powder clutch to realize a tension adjusting structure, the winding tension is adjusted by changing the current size of the magnetic powder clutch. The winding diameter of the winding frame is detected by the ultrasonic sensor, the winding diameter size is measured in real time, and the data is fed back to the control system, the control system adjusts the rotating speed of the winding motor according to the change of the winding diameter, ensures that the tension is constant during winding, and the winding is neat.

[0044] In an embodiment of the application, the dust collection mechanism includes a fan, a pipeline and a filter system; the powerful fan is connected with the slitting area and the cutting area through the pipeline respectively, and the filter system is arranged on one side of the air outlet of the fan.

[0045] Need to explain, the fan of the dust collection mechanism is installed at the bottom of the device, connected with the slitting area and the cutting area through the pipeline, the filter system adopts a multilayer filter screen structure, including a primary filter screen, a medium filter screen and a high-efficiency filter screen, which can effectively filter dust particles of different particle sizes, the primary filter screen can filter out larger dust particles, the medium filter screen further filters particles of medium particle size, and the high-efficiency filter screen can capture tiny dust, so that the discharged gas meets the environmental protection standard.

[0046] In an embodiment of the application, a cleaning mechanism is further included, and the cleaning mechanism is used for cleaning dirt of the blade of the slitting mechanism.

[0047] Need to explain, the cleaning mechanism adopts a combination of air injection and scraper, in the rotating process of the blade of the slitting mechanism, high-pressure gas blows the silica gel residue away from the surface of the blade, and the scraper removes the residue, ensuring the cleanliness of the blade.

[0048] Although the preferred embodiments of the application have been described, those skilled in the art can make further changes and modifications to the embodiments once they know the basic creative concept. Therefore, the appended claims are intended to include the preferred embodiments and all changes and modifications falling within the scope of the application.

[0049] Finally, it needs to be pointed out that in this document, relational terms such as first and second and the like can only be used to distinguish one entity or action from another entity or action, without necessarily requiring or implying that there is any such actual relationship or order between these entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, so that a process, method, article, or terminal device including a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or terminal device. Without more limitations, an element defined by the statement "comprising a" does not exclude the existence of additional identical elements in the process, method, article, or terminal device including the element.

[0050] The above has carried on the detailed introduction to the heat-conducting silica gel roll material slitting and cutting device provided by the application, the principle and implementation mode of the application are described in this document by applying specific examples, the above example description is only for helping to understand the method and core idea of the application; meanwhile, for the general technical personnel in the art, according to the idea of the application, the specific implementation mode and application range will have changes, and the above is described, the content of the specification should not be understood as the limitation of the application.

Claims

1. A slitting and cutting device for thermally conductive silicone rolls, characterized in that, The device comprises a unwinding mechanism, a guiding mechanism, a slitting mechanism, a cutting mechanism, a winding mechanism and a dust collection mechanism. The discharge end of the unwinding mechanism is connected with the slitting mechanism through a roller, the slitting mechanism is connected with the cutting mechanism through a roller, and the dust collection mechanism corresponds to the cutting mechanism knife edge position; the winding mechanism comprises a plurality of winding wheels, the cutting mechanism is connected with the plurality of winding wheels through a roller respectively, and the winding wheels are used for winding cutting products of different sizes. When cutting, the material roll is placed in the unwinding mechanism, the slitting mechanism cuts the material roll into a plurality of strips of a preset width, and transports the strips to the cutting mechanism to cut the material into a preset size, and the winding mechanism winds the material to a preset winding wheel.

2. The apparatus according to claim 1, wherein The unwinding mechanism comprises an unwinding frame, a tension sensor and an unwinding motor. The unwinding motor is arranged on the unwinding frame, the tension sensor is arranged at the discharge position of the unwinding frame, the tension sensor is electrically connected with the unwinding motor, and the tension sensor is used for detecting the tension of the material roll.

3. The apparatus according to claim 1, wherein The guiding mechanism comprises a support, a plurality of guide rollers and a plurality of mounting frames corresponding to the plurality of guide rollers, the plurality of mounting frames are connected with the support through a rotating wheel or a slide rail, and the guide rollers are arranged in the mounting frames correspondingly.

4. The apparatus according to claim 1, wherein The slitting mechanism comprises a circular blade group, a blade shaft and a blade shaft bearing; the circular blade group is arranged on the blade shaft, the blade shaft is provided with a blade shaft bearing at both ends, and the circular blade group is further provided with a rotating lead screw, which is used for adjusting the spacing between the blades of the circular blade group.

5. The apparatus according to claim 1, wherein The cutting mechanism comprises a linear guide rail, a cutting knife holder and a sawtooth-shaped blade; the sawtooth-shaped blade is fixedly arranged on the cutting knife holder, and the cutting knife holder is arranged on the linear guide rail.

6. The apparatus according to claim 1, wherein The winding mechanism further comprises a winding frame, an ultrasonic sensor and a magnetic powder clutch; the winding wheel is arranged on the winding frame, the magnetic powder clutch is electrically connected with the winding frame, and the ultrasonic sensor is arranged at the corresponding winding position of the winding frame, and the ultrasonic sensor is used for measuring the winding diameter.

7. The apparatus according to claim 1, wherein The dust collection mechanism comprises a fan, a pipeline and a filtering system; the fan is connected with the slitting area and the cutting area through the pipeline respectively, and the filtering system is arranged on one side of the fan air outlet.

8. The apparatus according to claim 1, wherein The cleaning mechanism is used for cleaning the dirt of the blade of the slitting mechanism.

Images