摘要：【中文】本发明提供了一种制备反光电路板的方法，其中电路板包括绝缘基板和金属散热体，金属散热体至少部分地嵌入绝缘基板内，且延伸至绝缘基板的上表面并露出而形成金属散热体的上表面。该制备方法包括粘结、蚀刻、在金属散热体上表面的凹陷区域内填充白色发光材料等步骤。通过本发明制备方法制成的电路板具有良好的散热性能并具有较高反射率，且生产工艺简化，节约时间节省成本。 【EN】The invention provides a method for preparing a reflecting circuit board, wherein the circuit board comprises an insulating substrate and a metal radiator, and the metal radiator is at least partially embedded in the insulating substrate, extends to the upper surface of the insulating substrate and is exposed to form the upper surface of the metal radiator. The preparation method comprises the steps of bonding, etching, filling the white luminescent material in the concave area on the upper surface of the metal radiator and the like. The circuit board manufactured by the manufacturing method has good heat dissipation performance and higher reflectivity, the production process is simplified, the time is saved, and the cost is saved.

摘要：【中文】本发明提供了一种反光电路板，包括绝缘基板和金属散热体，金属散热体至少部分地嵌入绝缘基板内，且具有露出于绝缘基板的上表面。绝缘基板的上表面上设置有第一金属层。其中，第一金属层形成有导电线路图案，金属散热体的上表面形成有凹陷区域，凹陷区域内填充有白色反光材料，白色反光材料的上表面与金属散热体的上表面平齐。本发明的优点是既具有良好的散热性能又具有较高反射率。 【EN】The invention provides a reflective circuit board which comprises an insulating substrate and a metal radiator, wherein the metal radiator is at least partially embedded in the insulating substrate and has an upper surface exposed out of the insulating substrate. A first metal layer is disposed on an upper surface of the insulating substrate. The first metal layer is provided with a conducting circuit pattern, a concave area is formed on the upper surface of the metal radiator, a white reflecting material is filled in the concave area, and the upper surface of the white reflecting material is flush with the upper surface of the metal radiator. The invention has the advantages of good heat dissipation performance and higher reflectivity.

摘要：【中文】本发明实施例公开了一种具有夹芯金属散热体的电路板，包括：金属散热体，具有金属散热板以及形成在该金属散热板两个相对表面的金属导热凸台；绝缘基板，设置在金属散热板的两个相对表面；导电线路，形成在绝缘基板的表面；位于电路板两个相对表面侧的导电线路之间通过导电过孔电连接，导电过孔贯穿绝缘基板和金属散热板；器件导热焊盘，形成在电路板的两个相对表面，并与导热凸台直接连接；金属散热板具有供导电过孔穿过的第一绝缘孔，第一绝缘孔内填充有使导电过孔和金属散热板电绝缘的绝缘介质；绝缘基板具有供导电过孔穿过的第二绝缘孔，第二绝缘孔的直径小于第一绝缘孔的直径。本发明的电路板兼具电绝缘能力及散热能力佳的优点。 【EN】The embodiment of the invention discloses a circuit board with a sandwich metal radiator, which comprises: the metal heat radiation body is provided with a metal heat radiation plate and metal heat conduction bosses formed on two opposite surfaces of the metal heat radiation plate; insulating substrates disposed on two opposite surfaces of the metal heat dissipation plate; a conductive circuit formed on the surface of the insulating substrate; the conductive circuits on the two opposite surface sides of the circuit board are electrically connected through conductive through holes, and the conductive through holes penetrate through the insulating substrate and the metal heat dissipation plate; the device heat conduction welding pads are formed on two opposite surfaces of the circuit board and are directly connected with the heat conduction bosses; the metal cooling plate is provided with a first insulating hole for the conductive through hole to pass through, and the first insulating hole is filled with an insulating medium for electrically insulating the conductive through hole and the metal cooling plate; the insulating substrate is provided with a second insulating hole for the conductive through hole to pass through, and the diameter of the second insulating hole is smaller than that of the first insulating hole. The circuit board has the advantages of good electrical insulation capability and heat dissipation capability.

摘要：【中文】本发明公开了一种具有贯穿式导电及散热部件的电路板和功率模组，该电路板包括：绝缘基材，该绝缘基材的两个相对表面均形成有导电线路；贯穿式金属导电及散热部件，设置在绝缘基材内，并贯穿绝缘基材而电连接绝缘基材两个相对表面的导电线路；贯穿式金属导电及散热部件具有埋嵌在绝缘基材内的主体部和设置在主体部两个相对表面的多个凸起部，用于安装功率器件的器件安装焊盘形成在该凸起部上；导电线路用于负载相对较小的电流，贯穿式金属导电及散热部件用于负载相对较大的电流。本发明的电路板具有布线灵活且便于小型化的优点，还可有效减少或预防因在绝缘基板内设置贯穿式金属导电及散热部件而导致的爆板问题。 【EN】The invention discloses a circuit board and a power module with a through type conductive and radiating component, wherein the circuit board comprises: the insulating substrate, two relative surfaces of the insulating substrate have conducting circuits; the penetrating type metal conducting and radiating part is arranged in the insulating base material and penetrates through the insulating base material to be electrically connected with the conducting circuits on the two opposite surfaces of the insulating base material; the penetrating type metal conducting and radiating component is provided with a main body part embedded in the insulating base material and a plurality of protruding parts arranged on two opposite surfaces of the main body part, and a device mounting pad for mounting a power device is formed on each protruding part; the conductive circuit is used for loading relatively small current, and the penetrating type metal conductive and heat dissipation part is used for loading relatively large current. The circuit board has the advantages of flexible wiring and convenience for miniaturization, and can effectively reduce or prevent the problem of board explosion caused by arranging the penetrating metal conductive and radiating part in the insulating substrate.

摘要：【中文】本发明公开了一种具有铜基散热体的电路板的制备方法，包括：在平整铜基板的预定位置形成贯穿该铜基板的贯穿孔，并在贯穿孔内填充绝缘树脂；在铜基板的两个相对表面制作导热铜凸台；在铜基板的两个相对表面依次设置绝缘基材和铜箔层，绝缘基材和铜箔层具有供导热铜凸台穿过的窗口，且铜箔层和导热铜凸台的表面平齐；在对应于贯穿孔的位置制作贯穿电路板的导电过孔，导电过孔的直径小于贯穿孔的直径；在电路板的两个相对表面制作导电线路和器件导热焊盘。本发明的电路板制备方法使得电路板表面的导电线路与绝缘基材之间具有良好的结合力，且导电过孔与铜基板之间的电绝缘可靠性高。 【EN】The invention discloses a preparation method of a circuit board with a copper-based heat sink, which comprises the following steps: forming a through hole penetrating through the copper substrate at a preset position of the flat copper substrate, and filling insulating resin in the through hole; manufacturing heat conduction copper bosses on two opposite surfaces of the copper substrate; an insulating base material and a copper foil layer are sequentially arranged on two opposite surfaces of the copper substrate, the insulating base material and the copper foil layer are provided with windows through which the heat-conducting copper bosses penetrate, and the surfaces of the copper foil layer and the heat-conducting copper bosses are flush; manufacturing a conductive through hole penetrating through the circuit board at a position corresponding to the through hole, wherein the diameter of the conductive through hole is smaller than that of the through hole; and manufacturing a conductive circuit and a device heat conduction bonding pad on two opposite surfaces of the circuit board. The preparation method of the circuit board enables the conductive circuit on the surface of the circuit board to have good bonding force with the insulating base material, and the electric insulation reliability between the conductive through hole and the copper substrate is high.

摘要：【中文】本发明涉及一种松软煤层煤柱区横向大直径成孔的成套装备及成孔工艺。成套装备包括大扭矩钻机、导孔钻具和扩孔钻具，大扭矩钻机包括导轨组件、稳钻支撑组件和钻进回转装置；稳钻支撑组件安装在大扭矩钻机的回转大盘上，用以向钻机提供钻孔过程中的支撑；钻进回转装置安装在导轨组件上，根据钻进的工序，钻进回转装置驱动导孔钻具旋转实现高速钻进或驱动扩孔钻具旋转实现低速大扭矩回扩；导轨组件安装在稳钻支撑组件上，能实现钻进回转装置钻进位置及方向的调整，并为钻进回转装置的回扩钻孔提供所需的起拔力。成孔工艺包括导孔过程和回扩过程，可有效解决松软煤层煤柱横向大直径成孔时作业困难、效率低、成孔率低、劳动强度高等问题。 【EN】The invention relates to a complete set of equipment for transverse large-diameter hole forming in a coal pillar area of a soft coal seam and a hole forming process. The complete equipment comprises a large-torque drilling machine, a guide hole drilling tool and a hole expanding drilling tool, wherein the large-torque drilling machine comprises a guide rail assembly, a drill stabilizing support assembly and a drilling slewing device; the drill stabilizing support assembly is arranged on a large rotary disc of the large-torque drilling machine and used for providing support for the drilling machine in the drilling process; the drilling slewing device is arranged on the guide rail assembly, and according to the drilling process, the drilling slewing device drives the guide hole drilling tool to rotate so as to realize high-speed drilling or drives the hole expanding drilling tool to rotate so as to realize low-speed high-torque back expansion; the guide rail assembly is arranged on the drill stabilizing support assembly, can realize the adjustment of the drilling position and the drilling direction of the drilling rotary device, and provides required pulling force for the back-expanded drilling hole of the drilling rotary device. The hole forming process comprises a guide hole process and a back expansion process, and can effectively solve the problems of difficult operation, low efficiency, low hole forming rate, high labor intensity and the like when the coal pillar of the soft coal seam is transversely formed with a large diameter.

摘要：【中文】本发明公开了一种间距可调同步对辊，包括支架和偏心套，支架包含左侧板和右侧板，左侧板和右侧板上均竖向设置有两个偏心套安装孔；偏心套包含盘部和设置在盘部一个侧面的颈套，盘部中间开设有偏心孔；每个偏心套安装孔内安装一个偏心套，每个偏心套的颈套插入偏心套安装孔中，左侧板上的偏心套和右侧板上的偏心套对称安装且颈套相对；上部的两个偏心套之间夹设有上压辊，上压辊的两端通过轴承分别与上部的两个偏心套连接；下部的两个偏心套之间夹设有下压辊，下压辊的两端通过轴承分别与下部的两个偏心套连接；本发明间距可调同步对辊，可以使上压辊、下压辊的间距增大或缩小，且上压辊调整的同时下压辊同步反向旋转相同角度。 【EN】The invention discloses a synchronous pair roller with an adjustable interval, which comprises a bracket and an eccentric sleeve, wherein the bracket comprises a left side plate and a right side plate, and two eccentric sleeve mounting holes are vertically formed in the left side plate and the right side plate; the eccentric sleeve comprises a disc part and a neck sleeve arranged on one side of the disc part, and an eccentric hole is formed in the middle of the disc part; an eccentric sleeve is arranged in each eccentric sleeve mounting hole, a neck sleeve of each eccentric sleeve is inserted into the eccentric sleeve mounting hole, the eccentric sleeve on the left side plate and the eccentric sleeve on the right side plate are symmetrically arranged, and the neck sleeves are opposite; an upper compression roller is clamped between the two eccentric sleeves at the upper part, and two ends of the upper compression roller are respectively connected with the two eccentric sleeves at the upper part through bearings; a lower compression roller is clamped between the two eccentric sleeves at the lower part, and two ends of the lower compression roller are respectively connected with the two eccentric sleeves at the lower part through bearings; the distance-adjustable synchronous paired rollers can increase or reduce the distance between the upper pressing roller and the lower pressing roller, and the lower pressing roller synchronously and reversely rotates at the same angle while the upper pressing roller is adjusted.

摘要：【中文】本发明公开了一种矿山用工作鞋底橡胶材料，包括溶聚丁苯橡胶、天然橡胶、氯化丁基橡胶、炉法炭黑、膨润土、改性芳香族聚酰胺短纤维、纳米氧化锌、硬脂酸、邻苯二甲酸二辛脂、N‑(1,3‑二甲基)丁基‑N'‑苯基对苯二胺、2,2,4‑三甲基‑1,2‑二氢化喹啉聚合体、微晶蜡、硫磺、N‑叔丁基‑2‑苯并噻唑次磺酰胺和二硫化四甲基秋兰姆。还公开了制备方法。本发明的矿山用工作鞋底橡胶材料可在苛刻环境下更好地保护采矿工作人员的脚底安全，从而提高工作鞋安全性和寿命。 【EN】The invention discloses a working shoe sole rubber material for mines, which comprises solution polymerized styrene-butadiene rubber, natural rubber, chlorinated butyl rubber, furnace carbon black, bentonite, modified aromatic polyamide short fibers, nano zinc oxide, stearic acid, dioctyl phthalate, N- (1, 3-dimethyl) butyl-N' -phenyl-p-phenylenediamine, 2, 4-trimethyl-1, 2-dihydroquinoline polymer, microcrystalline wax, sulfur, N-tert-butyl-2-benzothiazole sulfenamide and tetramethyl thiuram disulfide. Also discloses a preparation method. The rubber material for the working sole for the mine can better protect the safety of the sole of mining workers in a harsh environment, thereby improving the safety and the service life of the working shoe.

摘要：【中文】本发明公开了一种轨道交通车辆脱轨监测试验装置，包括：坡度轨道和水平轨道、转向架、用于将转向架脱离水平轨道的脱轨系统、用于将转向架复合于水平轨道的复轨系统、用于牵引转向架至坡度轨道的预设高度的牵引装置和电器控制系统，转向架上设有用于监测转向架是否脱离水平轨道的脱轨监测诊断系统和用于发出警报的报警装置，当转向架脱离水平轨道时，脱轨监测诊断系统控制报警装置发出警报，脱轨系统、复轨系统、牵引装置和脱轨监测诊断系统均与电器控制系统信号连接。在转向架脱轨之后的短时间内就能自动诊断出脱轨并发出报警，提醒人员进行制动等操作，通过加装在转向架上的脱轨监测诊断系统输出的诊断结果来验证脱轨数据的准确性。 【EN】The invention discloses a rail transit vehicle derailment monitoring test device, which comprises: the device comprises a slope track, a horizontal track, a bogie, a derailment system for separating the bogie from the horizontal track, a re-railing system for combining the bogie with the horizontal track, a traction device for drawing the bogie to the slope track and with a preset height, and an electrical appliance control system, wherein the bogie is provided with a derailment monitoring and diagnosing system for monitoring whether the bogie is separated from the horizontal track and an alarm device for giving an alarm, when the bogie is separated from the horizontal track, the derailment monitoring and diagnosing system controls the alarm device to give an alarm, and the derailment system, the re-railing system, the traction device and the derailment monitoring and diagnosing system are in signal connection with the electrical appliance control system. The derailment monitoring and diagnosing system can automatically diagnose derailment and send out an alarm in a short time after the derailment of the bogie, remind personnel to brake and other operations, and verify the accuracy of derailment data through a diagnosis result output by the derailment monitoring and diagnosing system additionally arranged on the bogie.

摘要：【中文】本发明属于露天煤矿设备控制技术领域，具体是一种边帮开采运输单元推移油缸的同步控制方法。包括以下步骤，S100‑确定主油缸，从油缸；S200‑确定控制曲线参数值；S300‑拟合曲线，得出曲线表达式；S400‑根据所求的输出变量y，得出当前从油缸速度V_S。本发明的边帮开采运输单元推移油缸同步控制方法作用于边帮设备特定的运输单元驱动装置，结合边帮开采工况要求和现有条件，多次论证得出特定曲线来实现两侧油缸的同步控制，弥补了机械设计的误差，减小了液压控制的复杂度，节约了边帮开采成本，且该曲线参数可调，可根据工况等做进一步调整以达到预期效果，具有灵活性和可操作性。 【EN】The invention belongs to the technical field of opencast coal mine equipment control, and particularly relates to a synchronous control method for a pushing oil cylinder of a side mining and transporting unit. S100, determining a master cylinder and a slave cylinder; s200, determining a control curve parameter value; s300, fitting a curve to obtain a curve expression; s400, obtaining the current slave oil cylinder speed V according to the obtained output variable y_S. The method for synchronously controlling the pushing oil cylinders of the side wall mining and transporting unit acts on a specific transporting unit driving device of the side wall equipment, combines the requirements of side wall mining working conditions and the existing conditions, obtains a specific curve through multiple argumentations to realize the synchronous control of the oil cylinders on two sides, compensates the error of mechanical design, reduces the complexity of hydraulic control, saves the side wall mining cost, has adjustable parameters, and can be used for realizing one-step operation according to the working conditions and the likeThe step adjustment is carried out to achieve the expected effect, and the flexibility and operability are achieved.