91 results about "Bakelite" patented technology

The invention discloses an anti-loose connector, belongs to the technical field of connectors, and is used for solving the problems that the number of adaptive input lines of an existing large-current connector is single, and the sealing reliability is insufficient. The anti-loose connector comprises a shell, an input wire, an output copper needle and a plurality of conversion conductors, the input wire penetrates through a wire sleeve and then is inserted into the shell, and the output copper needle is arranged in the shell and is conductively connected with the conversion conductors. Each conversion conductor is provided with an output end and an input end with an elastic deformation part, a single conversion conductor can be independently connected with an input wire and an output copper needle, and a single input wire can be inserted into a duplex gap between every two adjacent conversion conductors and is simultaneously connected with two output copper needles. And a black bakelite plug bush and a rubber ring are also arranged in the shell, so that double-gap sealing is formed. The connector can flexibly realize two-wire input and four-wire output or four-wire input and four-wire output, is reliable in sealing, can prevent input wires from loosening and external water vapor and dust from invading, and meets the large-current transmission requirements in the fields of new energy storage industrial automation and the like.

The utility model belongs to the technical field of plasma rotating electrode powder manufacturing equipment, and relates to a vacuum dynamic sealing structure of a plasma gun for powder manufacturing, which comprises an external powder blocking module and a dynamic sealing module, the external powder blocking module consists of a first powder blocking plate, a powder blocking ring and an insulating powder blocking plate, the first powder blocking plate is fixed at the top of a plasma gun body to form an arc-shaped shielding surface, and the dynamic sealing module is fixed at the top of the plasma gun body. The powder retaining ring coaxially sleeves the positive electrode of the plasma gun body and forms an annular gap type powder blocking structure with the insulating powder retaining plate; the dynamic sealing module is sequentially provided with a dynamic sealing installation metal cylinder, an insulating cylinder and a sealing assembly from outside to inside in the radial direction of the plasma gun body, the insulating cylinder and the dynamic sealing installation metal cylinder form a step-shaped sealing structure, and vacuum sealing and electrical isolation are achieved between the dynamic sealing module and the external powder blocking module through bakelite and an O-shaped sealing ring. The vacuum dynamic sealing structure provided by the utility model has the advantages of powder isolation, reliable sealing, no burning loss short circuit and no need of vacuum grease auxiliary sealing lubrication.

The invention provides a mold for manufacturing a carbon fiber medical bed board. The mold is used for solving the problems that a metal mold is high in manufacturing cost, long in production period, heavy in weight and slow in mold temperature heat dissipation. The main body structure is formed by processing non-metal bakelite; the movable block comprises a bakelite movable block or a metal movable block; the upper surface of the main body structure is concave inwards to form a molded surface, a bakelite baffle is arranged at one end of the molded surface in the length direction, a bakelite movable end block is arranged at the other end of the molded surface in the length direction, and the bakelite movable end block, the bakelite baffle and the upper surface of the main body structure are combined to form a cavity. The lower surface of the cavity is arranged in a shape of a lower surface of a carbon fiber medical bed board to be manufactured, and the upper surface of the cavity is arranged in a shape of a cambered surface of a corresponding product.

The utility model provides an isolating switch protective cover, which relates to the technical field of isolating switches, and comprises a ceramic protective resistance cover, the interior of the ceramic protective resistance cover is hollow, a bakelite ring is fixed in the middle between the inner walls of the ceramic protective resistance cover, a bakelite sleeve is fixed between the inner walls of the bakelite ring, and the inner walls of the bakelite sleeve are provided with a protective cover. The top of the bakelite ring is provided with a plurality of penetrating bayonets which penetrate through the bakelite ring to the bottom, bimetallic strips are clamped in the penetrating bayonets, the bimetallic strips are bent and deformed to push the baffle ring and the movable ring in opposite directions, and then the copper guide rod and the copper column are separated from each other, so that the purpose of cutting off a circuit is achieved, the service life of the circuit is prolonged, and the service life of the circuit is prolonged. And the connection between the copper guide rod and the copper column is located in the ceramic protective resistance cover, and electric arc generated during opening and closing cannot be leaked to the outside under the insulation effect of the ceramic protective resistance cover, so that the safety of external electric appliances and facilities is protected.

The utility model discloses a multifunctional miniature portable gas stove electric ceramic stove bottom support, a bottom support main body is installed on a supporting object, the bottom support main body comprises a bearing part, a transition part and a bearing part from top to bottom, the bearing part and the transition part are fixedly installed, the transition part and the bearing part are fixedly installed, the bearing part and the transition part are annular, and the bearing part and the transition part are annular. The annular middle part is used for installing a miniature portable gas stove or a miniature electric ceramic stove, a heating source installing hole used for connecting the miniature portable gas stove or the miniature electric ceramic stove with a heating source is formed in the bottom of the bearing part, and a main body switch adjusting hole used for adjusting a heating source switch is formed in the side face of the bearing part. The utility model has the advantages that the sunken structure is adopted, the high-temperature-resistant and non-conductive bakelite material is selected as the material, and the portable gas stove and the electric ceramic stove are ingeniously integrated into one container or gas or electricity according to the characteristics of the portable gas stove and the electric ceramic stove, so that the safety and the convenience are realized.

The utility model relates to the technical field of blister packaging, in particular to a mold mounting disc of a blister packaging machine, which comprises a mounting disc body, a power supply hole is arranged in the center of the mounting disc body, and limiting square plates are fixedly connected to the upper, lower, left and right positions of the mounting disc body respectively. According to the mold mounting disc of the blister packaging machine, through the arrangement of the fixed winding column, the movable winding column, the wedge block, the sliding block, the guide rod, the spring, the traction support and the short column, a bakelite mold can be conveniently and additionally mounted on the mold mounting disc of the blister packaging machine, and the mold mounting disc is convenient to use and high in practicability. And in the process of connecting the connecting wire to the power supply circuit, under the connection limitation of the wire arrangement square frame and the sliding groove, the overlong connecting wire connected with the bakelite mold can be connected to the wire arrangement structure, so that the overlong connecting wire can be orderly arranged and connected, and the problems that the connecting wire is connected in a disordered mode, a protruding part makes contact with a hot pressing plate, and the connecting wire is scalded and damaged are solved.

The utility model relates to the technical field of jigs, and discloses a frame welding type bakelite jig which comprises a fixing plate, the top end of the fixing plate is fixedly connected with a limiting supporting frame, the top of the limiting supporting frame is movably connected with a rotating frame, sliding grooves are formed in the left side and the right side of the rotating frame, inner cavities of the sliding grooves are connected with sliding blocks in a sliding mode, and the sliding blocks are connected with the limiting supporting frame in a sliding mode. An inner cavity of the sliding block is in threaded connection with a first threaded rod, the surface of the first threaded rod is movably sleeved with a clamping frame, and the sliding block can move in the axis direction of the sliding groove. A plurality of PCBs are arranged in inner cavities of a first groove and a second groove in parallel, then a first threaded rod is screwed down, the first threaded rod slightly descends, a clamping frame is pressed, the clamping frame and an anti-slip strip are tightly attached, the clamping frame cannot move, gaps can be adjusted according to the PCBs of different specifications, and the clamping efficiency is improved. And therefore, the PCBs with different specifications can be fixed.

The application relates to the field of electronic components, in particular to a large-power inductance transformer structure which comprises a bakelite framework, a middle shaft hole is formed through a top wall of the bakelite framework, first and second magnetic cores are arranged at two ends of the bakelite framework, a magnetic middle column of the first magnetic core and a magnetic middle column of the second magnetic core penetrate into the middle shaft hole and are butted; an inductive coil assembly is wound on the bakelite framework, a plurality of mounting holes are formed in the bottom of the bakelite framework, and the first end and the tail end of the inductive coil assembly are respectively welded on a PCB through insertion into the mounting holes. The application has the effects of improving the working efficiency of the transformer and reducing the loss.

A glue-coating tray and a glue-coating method for bonding aluminum sheets to phenolic bakelite retainers, and it relates to the field of bearing processing technology. The present invention is to solve the problem that the existing phenolic bakelite retainers are unevenly coated with glue during the bonding process with aluminum sheets, which affects product quality, and that manual glue squeezing easily causes the glue to solidify. The present invention includes a base plate and a plurality of positioning mechanisms, and the plurality of positioning mechanisms are evenly distributed in a matrix and fixed on the upper end face of the base plate. The positioning mechanism includes a fastening bolt, a positioning seat and a pressure plate. The positioning seat is fixed on the upper end face of the base plate, and the upper end face of the positioning seat is provided with a positioning boss, and the middle part of the upper end face of the positioning seat is provided with a threaded through hole. The pressure plate is arranged directly above the positioning seat, and the middle part of the upper end face of the pressure plate is provided with a light hole, and a fastening bolt is inserted in the light hole, and the end of the fastening bolt is threadedly connected to the threaded through hole. The present invention is used for bonding phenolic bakelite retainers to aluminum sheets.

The invention relates to a gas meter comprising a sensor and a numerator with LCD display connected to the sensor, which is used to reduce the cost by eliminating the rotary joint gear, axle gear assembly, magnetic coupling assembly and mechanical numerator gears and calibration gears and to allow measurement during the rotation of the bakelite (rotating disk).

The utility model relates to the technical field of plywood automatic punching drilling and milling integrated machine, disclose plywood automatic punching drilling and milling integrated machine, the utility model discloses a follow -up dust extractor, the follow -up dust extractor is configured at the lower end surface of drilling and milling motor and is sleeved in the outside of drill bit or milling head, the follow -up dust extractor is equipped with a cavity that is open downward, the cavity is connected with suction fan through suction hose, the cavity forms the negative pressure suction force in and carries out the cleaning to the wood chip generated by punching or milling. The utility model adopts the unique structure design, its outside is sleeved in the drill bit when working, when the wood chip splashes, the annular surrounding structure of suction guide sleeve can block the big particle wood chip, and the design of suction guide sleeve makes the wind more concentrated near the cutting position, compared with prior art effectively improve the probability of absorbing wood chip, so the selection requirement of matched dust collection fan can be low.

The bakelite packaging box comprises a bakelite packaging box body and a supporting plate base arranged at the bottom of the bakelite packaging box body, welding plates are arranged on the two sides of the bottom of the supporting plate base respectively, sliding ways are arranged on the inner sides of the welding plates respectively, and sliding ways are arranged on the two sides of the inner side of a bottom frame respectively. Sliding threaded blocks are arranged on the connecting rods, pulleys are arranged on the outer sides of the upper ends of the inner supporting frames, connecting rods are arranged at the upper ends and the lower ends of the outer supporting frames, pulleys are arranged on the outer sides of the lower ends of the outer supporting frames, lead screws are arranged between the sliding threaded blocks and the fixing blocks, and a rocking handle is arranged at one end of each lead screw. According to the bakelite packaging box, the lead screw can be driven to rotate through the grab handle, the sliding threaded block is driven to axially move, then the inner supporting frame and the outer supporting frame are pulled through the connecting rod to achieve synchronous lifting, the supporting plate base is stably lifted, the bakelite packaging box is far away from the humid environment of the ground, and the service life is effectively prolonged.

The utility model relates to a clamping device for mounting bracket type workpieces, which belongs to the technical field of bakelite processing and comprises an adsorption base, a sucker is bolted at the top of the adsorption base, an adsorption groove is arranged at the top of the sucker, and a scrap collecting net is embedded in the adsorption groove. According to the clamping device for the mounting bracket type workpieces, a chipping collecting net is embedded in an adsorption groove in the top of a suction cup, wood chips are isolated outside a vacuum channel through the chipping collecting net in the machining process, the chipping collecting net is mounted in the adsorption groove through mounting screws, and when the chipping collecting net needs to be cleaned, the chipping collecting net is prevented from being damaged; according to a common clamping device for the mounting support type workpiece with the vacuum suction cup, when the workpiece is placed on the adsorption face of the vacuum suction cup and machined, once through hole machining needs to be carried out on the workpiece, chippings generated during machining can fall into the suction cup through a through hole, and the machining efficiency is improved. And the problem that a vacuum channel is blocked is solved.

The utility model discloses a profiled positioning bottom suspension clamp relates to positioning fixture field. The profiled positioning bottom suspension clamp, the middle part of bakelite clamp is equipped with profiled positioning groove, and the bottom of profiled positioning groove is integrally formed with the back -shaped convex, makes the bottom of profiled positioning groove form the empty slot for overhead workpiece, makes workpiece top surface and bakelite clamp top surface flush when workpiece is placed on the back -shaped convex top simultaneously. The profiled positioning bottom suspension clamp, the bottom shell is opposite profiled positioning groove and inserts, makes the frame part of bottom shell and the top of back -shaped convex contact, the bottom shell lower surface non -pure flat part is in the empty slot at this time, and the bottom shell top and bakelite clamp top flush, when carrying out air tightness detection, will not appear bottom shell and clamp inner bottom complete contact and block vacuum detection station to lead to the error situation of vacuum detection, can guarantee even point glue simultaneously when the bottom shell and frame assembly glue.

The application discloses a riveting machine for riveting a metal panel and a bakelite cover of a grill, which comprises the riveting machine and a die installed on the riveting machine, the die comprises an upper die plate and a lower die plate, a punch capable of moving up and down is installed on the lower die plate, the punch is sleeved with the bakelite cover, the metal panel is placed on the upper end of the bakelite cover, the metal panel is located below the upper die plate, the upper end of the bakelite cover is provided with a plurality of insertion holes penetrating up and down, the outer edge of the metal panel is provided with a plurality of insertion pins equal to the number of the insertion holes, the insertion pins are inserted into the bakelite cover after penetrating through the insertion holes, a plurality of wedges are installed in the punch, the wedges are located on the inner side of the insertion pins, when the upper die plate drives the punch to move downwards, the wedges are in contact with the insertion pins and extrude the insertion pins outward, so that the insertion pins are twisted and abut against the inner wall of the bakelite cover.

The application belongs to the technical field of high polymer materials, and discloses a rubber pen tongue, a preparation method thereof and a pen with the rubber pen tongue. Through step (1), mixing and dense mixing, dense mixing particles are obtained; through step (2), a pen tongue blank is prepared; through step (3), a hydrophilic polymer filter membrane is cut into a strip-shaped polymer filter strip and wound on the pen tongue blank to obtain a semi-finished product; and through step (4), the semi-finished product is heated to 100 DEG C to 250 DEG C under vacuum condition, and kept warm for 3 min to 5 min, and then the rubber pen tongue is obtained after trimming after cooling. The scheme omits a complicated surface hydrophilic modification process, and has the advantages of simple process flow, easy realization, stable product quality, low requirement on equipment, and environmental protection of the process method and material selection.

This utility model discloses a high-strength, low-deformation slotted commutator, relating to the field of commutator technology. Specifically, it includes an integrally injection-molded bakelite powder matrix and slotted commutator segments arranged circumferentially on the outer circumference of the bakelite powder matrix. Interval slots with an insulating layer attached to the inner surface are provided between adjacent slotted commutator segments. A deformable elliptical box is installed on the inner side of each slotted commutator segment, and the elliptical box is inserted into the outer circumference of the bakelite powder matrix. A suspended cooling box is provided inside the elliptical box, which stores non-conductive coolant. The cooling box can melt and rupture when overheated, allowing the non-conductive coolant to flow out, thus accelerating heat exchange efficiency. Multiple spiral-shaped hot-melt wires are installed between the outer side of the cooling box and the inner wall of the elliptical box. A ventilation slot penetrating the bakelite powder matrix is ​​provided on the outer side of the elliptical box away from the slotted commutator segments, and a heat sink is provided within the ventilation slot to cool the elliptical box.

The utility model relates to the technical field of bakelite plate processing, in particular to a bakelite plate drilling machine which comprises a working table, supports are symmetrically and fixedly connected to the outer portion of the working table, lead screws are connected to the interiors of the supports in a threaded mode, driving ends are connected to the exteriors of the lead screws in a threaded mode, and sliding rods are connected to the interiors of the driving ends in a sliding mode. A telescopic rod is fixedly connected to the interior of the driving end, a drilling table is fixedly connected to the bottom of the telescopic rod, a drilling strip is rotatably connected to the interior of the drilling table, a limiting rod is slidably connected to the bottom of the drilling table, a spring is arranged outside the limiting rod in a sleeving mode, and a connecting plate is fixedly connected to the bottom of the limiting rod; compared with an existing bakelite plate drilling machine, through the design of the connecting plate and the lantern ring, chippings generated by a bakelite plate can be quickly blocked, and the overall practicability is greatly improved.

The utility model relates to the technical field of tobacco cutter equipment, and discloses a blowing dust removal and heating moisture removal device in a knife roll of tobacco cutter equipment, an air inlet through hole and an air outlet through hole are respectively arranged at two ends of a cutting drum, the air inlet through hole is used for being communicated with a compressed air source, and the air outlet through hole is used for being communicated with a main dust removal pipeline of a workshop; an air filtering pressure reducing valve, a heat exchange tank and an electromagnetic valve are sequentially communicated between the compressed air source and the air inlet through hole; the top of the heat exchange tank is provided with a compressed air outlet, the bottom of the heat exchange tank is provided with a compressed air inlet, a spiral heat exchange tube is arranged in the heat exchange tank, and two ports of the heat exchange tube penetrate through the top and the bottom of the heat exchange tank respectively to form a steam inlet and a steam outlet. The problem that in the prior art, the frequency of faults such as bakelite gear abrasion and tooth breakage is high is solved, the interior of a knife roller is kept clean and dry, the operation environment of a feed mechanism is good, continuous operation of shredding equipment is guaranteed, and the requirement for a shredding machine in the process is met.

The utility model provides a tool for precise polishing of a slender thin-walled tube, which comprises a copper screw rod, a bakelite plug I, an elastic sheet I, an elastic sheet II, a bakelite plug II and a copper sleeve, and the elastic sheet I and the elastic sheet II have a conductive function and are arranged on the copper screw rod at an interval; the copper screw is coaxially sleeved with a machining workpiece, and the inner wall of the machining workpiece makes contact with the elastic piece I and the elastic piece II for electric conduction. The two ends of a machining workpiece are fixedly connected with the copper screw in a sealed mode through a bakelite plug I and a bakelite plug II respectively. The copper sleeve is connected to one end of the copper screw rod, and a conductive wire is connected to the copper sleeve. According to the utility model, the conductive stability in the processing process can be ensured, and the problems of poor conductivity, virtual connection and the like are solved; and the sealing performance is good, electrolyte is effectively prevented from permeating into the workpiece, and the interior of the thin-walled tube is prevented from being corroded by the electrolyte.

The utility model discloses a device for connecting a welding machine ground wire on a welding workpiece, which comprises a conducting rod, a conducting wire, a copper nose, a bakelite plate and a strong magnet support, the strong magnet support comprises a bottom support and a connecting rod, one end of the conducting rod is provided with an end head, one end of the bakelite plate is connected with the conducting rod, and the other end of the bakelite plate is connected with the connecting rod. And the wire and the copper nose are arranged on the conducting rod. The ground wire connector is simple and rapid to install, small in occupied space, flexible in installation position and capable of being connected with ground wires in the welding process of various objects.

The utility model provides a concentrator with an explosion-proof function, which relates to the technical field of concentrators and comprises a bakelite box, an insulating base plate is fixed on the inner bottom surface of the bakelite box, a butt-joint seat is fixed at the top of the insulating base plate close to the edge of one side, a butt-joint cavity is formed in one side of the butt-joint seat, and the butt-joint cavity is communicated with the butt-joint seat. According to the utility model, the connecting ends of a plurality of strands of copper core stranded wires are inserted into the butt joint cavity, the end parts of the plurality of strands of copper core stranded wires are intensively placed between the inner sides of the two arc-shaped tightening sheets, and then the adjusting bolt is rotated to enable the pressing block to slide downwards, so that the butt joint cavity is closed, and the butt joint cavity is closed. In the sliding process, the two arc-shaped tightening pieces are relatively compressed and tightened through the two arc-shaped restraining pieces, then the end portions of the multiple strands of copper core stranded wires located between the two arc-shaped tightening pieces are pressed tightly, looseness is prevented, the multiple strands of copper core stranded wires are tightly attached to the butt joint portion under the condition that the end portions of the multiple strands of copper core stranded wires are shrunk and pressed tightly, and the butt joint effect is good. And the phenomenon of electric spark explosion can also be prevented.

This invention relates to the field of arc erosion technology, specifically a reciprocating arc erosion mechanism. It includes a brass block mounted on a first bakelite board, a sample placed on the brass block, and a copper component positioned above the sample. The brass block is connected to the positive terminal of a power supply via a first wire, and the copper component is connected to the negative terminal via a third wire. When the copper component contacts the sample, a closed circuit is formed. This invention allows for the systematic evaluation of the performance of different materials under arc erosion through arc erosion testing, thereby selecting more stable and arc-erosion-resistant materials and ensuring high performance and long lifespan for equipment.

This utility model relates to the field of aviation repair technology, specifically a bakelite knob-type locking and unlocking tool. It includes a handle, two sets of connecting rods connected to the handle via two sets of locking screws, and two sets of sleeves connected to the connecting rods via two sets of pins. This specialized tool ensures that the bakelite knobs are evenly stressed during tightening and loosening, preventing damage caused by improper tool use during equipment maintenance and avoiding unnecessary maintenance cycles and costs. Furthermore, the tool can be fitted with a matching number of sleeves 5 according to the number of fixed locks on the airborne equipment, ensuring that each lock can be loosened or tightened in a coordinated manner during tool use. This significantly reduces the inconvenience and skill requirements associated with traditional methods of individual, small-amplitude, and cyclical operation, and also avoids the risk of product damage caused by single-point stress concentration on airborne equipment due to improper operation.

The utility model relates to the technical field of tempered glass processing and wiping, and discloses a wiping device for tempered glass processing, which comprises a main body, a plurality of conveying rollers are arranged in the main body at equal intervals, and a cleaning liquid box penetrates through and is fixedly mounted at the bottom of the main body. A plurality of limiting assemblies are symmetrically arranged on the front side and the rear side of the top of the body, each limiting assembly comprises a supporting block and an adjusting rod, the supporting blocks are fixedly installed on the top of the body, through holes matched with the adjusting rods are formed in the middles of the supporting blocks, and bakelite bolts penetrate through the tops of the supporting blocks and are in threaded connection with the tops of the supporting blocks. The adjusting rod penetrates through the through hole, and a third rotating shaft is rotationally installed on the adjusting rod in a penetrating mode. According to the tempered glass conveying device, conveyed tempered glass can be limited through the limiting assembly composed of the supporting block, the adjusting rod, the through hole, the bakelite bolt, the third rotating shaft and the limiting roller, and collision caused by deviation in the tempered glass conveying process is prevented.

The utility model relates to practical PCB and BGA chip welding ball mounting device, including the main bakelite insulating panel of tray structure, the first bolt fixed hole is formed to the main bakelite insulating panel, set up the left bakelite panel and right bakelite panel on the main bakelite insulating panel, the second bolt fixed hole is formed to the left bakelite panel and right bakelite panel with the first bolt fixed hole position correspondence, the third bolt fixed hole and the fourth bolt fixed hole are still formed to the main bakelite insulating panel, the main bakelite insulating panel still is equipped with the upper bakelite insulating panel, the fifth bolt fixed hole is formed to the upper bakelite insulating panel with the third bolt fixed hole position correspondence when installing, and the sixth bolt fixed hole is formed with the fourth bolt fixed hole position correspondence, the chip fixed panel is placed fixedly to the main bakelite insulating panel top, is installed with the welding steel net of the upper bakelite insulating panel and the main bakelite insulating panel clamping fixed to the chip fixed panel.

The invention discloses a commutator electrical performance detection tool, and belongs to the technical field of commutator detection devices. The die comprises a pressure-resistant upper die assembly and a pressure-resistant lower die assembly which are oppositely arranged; the pressure-resistant lower die assembly comprises a pressure-resistant core shaft penetrating through the interior of the positioning insert, and the pressure-resistant core shaft is used for jacking the commutator located in the positioning insert upwards; the pressure-resistant upper die assembly comprises a bakelite pressure-resistant die holder and a mounting plate, an ejector pin movably penetrates through the mounting plate, a probe assembly is mounted on the bakelite pressure-resistant die holder, and the ejector pin moves upwards until the top end of the ejector pin abuts against the end of the probe assembly. According to the invention, the commutator located in the positioning insert is ejected upwards through the pressure-resistant core shaft and then is detected, so that the situation that copper powder is generated by the bottom end of the commutator and the cushion block under the action of rotational friction in the detection process and remains on the cushion block, the residual copper powder causes the bottom of the commutator to conduct electricity, and detection interference exists is avoided.

The application discloses a commutator compression molding device and a compression molding method thereof, wherein the device comprises a processing mechanism, a sliding mechanism, a feeding mechanism and a mold closing mechanism; the processing mechanism performs straightening operation on commutator segments, then the processing disc is slid to be directly below the feeding mechanism, the feeding mechanism feeds the commutator from the processing disc into a feeding disc, finally the feeding disc can be directly slid into the mold closing mechanism through a sliding rail to perform compression molding, the whole process is simple in operation, the manual processing time is greatly shortened, and the production efficiency of the enterprise is greatly improved; meanwhile, the recess bottom of the mold plate in the mold closing mechanism is provided with a flow channel, the flow channel increases the flowability of the bakelite powder, saves the waste bakelite powder, ensures the uniform thickness of the bakelite powder at each position, ensures the same feeding amount of the feeding needle, improves the compression molding effect of the commutator, achieves the unified compression molding effect, increases the number of mold cavities and thus increases the production capacity, and reduces the production cost.

The utility model discloses an efficient heat insulation and cooling rectangular heat preservation fan, and particularly relates to the technical field of heat preservation fans, the efficient heat insulation and cooling rectangular heat preservation fan comprises a fan shell, an aluminum alloy heat dissipation wind wheel, a first bakelite plate and high-density heat preservation cotton, the first bakelite plate is installed on the opposite face between an air outlet and the fan shell, and the high-density heat preservation cotton is embedded in the inner wall of the fan shell; bakelite plates are designed at an air inlet and an air outlet and form a double heat barrier with high-density heat preservation cotton, the bakelite plates block heat bridge key points at the air outlet and the air inlet, the shell is filled with the heat preservation cotton for uniform heat insulation, and the double heat barrier with key joint reinforced blocking and uniform heat insulation of the whole area is formed; the high-temperature-resistant motor is matched with the aluminum alloy heat dissipation wind wheel, heat is rapidly guided out through airflow formed by rotation of the wind wheel, meanwhile, the high-density heat preservation cotton on the inner wall of the shell forms a heat blocking layer, and the heat dissipation efficiency can be remarkably improved.

The utility model discloses a glass cutting and breaking-off all-in-one machine, which relates to the technical field of glass processing and comprises a rack, an X-axis sliding table, a Y-axis sliding table, a mounting seat and a conveying belt, and cleaning components are mounted on the inner side of the rack and correspond to the positions below the two ends of the conveying belt; a supporting square pipe is installed on the inner side of the upper end of the machine frame, a cutter strip is inserted in the position, located on the upper surface of the supporting square pipe, of one side of the upper end of the machine frame, a supporting aluminum plate is fixed to the upper surface of the supporting square pipe, and a bakelite plate is arranged on the upper surface of the supporting aluminum plate. The cutting surface of the glass can be conveniently supported to be flat, meanwhile, the effect of reducing abrasion of the conveying belt is achieved, the cleaning assemblies are additionally arranged below the two ends of the conveying belt, residues or cullet on the surface of the conveying belt can be conveniently cleaned and brushed away through cleaning brushes and brush rollers, the cleanliness of the working surface of the conveying belt is guaranteed, and unified treatment of waste is also facilitated.