395 results about "Electrical tape" patented technology

A household vacuum sealer contains: a base, a lid, and a hot-melt sealing element. The base includes a receiving chamber for accommodating a control circuit and a vacuum pump. The base also includes a vacuuming chamber and an accommodation chamber. The hot-melt sealing element includes a holder, a mica slice, a laminated heating layer, the insulated composite layer, and a protective cap. The insulated composite layer includes multiple insulated tape layers. The laminated heating layer includes a high-temperature resistance tapes made of polyimide, a metal resistance tape, two electrical connection films, and two alternating current (AC) electrodes. The mica slice is parallelly fixed on a top of the holder. The laminated heating layer includes the two electrical connections. Furthermore, the protective cap is covered on the insulated composite layer and includes a hollowly elongated zone.

The invention discloses an insulating tape for a new energy battery and a preparation method of the insulating tape, and relates to the technical field of new energy battery assemblies. The insulating tape for the new energy battery is prepared by coating pretreated glass fiber cloth with a coating, the coating is prepared from the following raw materials in parts by weight: 15 to 20 parts of modified polyimide resin, 2 to 4 parts of epoxy resin E-51, 71 to 77 parts of an ethanol / butanone mixed solvent, 3 to 5 parts of modified nano silicon dioxide, 0.2 to 0.4 part of a silane coupling agent KH-550, 0.1 to 0.3 part of polydimethylsiloxane, 0.1 to 0.2 part of paraffin-based mineral oil and 0.3 to 0.5 part of triethylene tetramine. The glass fiber cloth pretreatment material comprises deionized water and a 5%-8% sodium hydroxide solution. The insulating adhesive tape for the new energy battery contains the modified polyimide resin, so that the high temperature resistance and electrolyte resistance of the adhesive tape can be enhanced, the insulativity is improved, and the modified nano silicon dioxide is good in dispersity. The preparation process is fine, the glass fiber cloth is fully pretreated, the preparation process is standard, and the use requirements of new energy batteries can be met.

A photoelectric composite flexible high-voltage reel cable, including a polyethylene outer sheath (1), a double-face plastic-coated steel belt (2) connected to an inner side of the polyethylene outer sheath (1), an insulating tape (3) connected to an inner side of the double-face plastic-coated steel belt (2), an anti-crack protective sleeve (4) connected to an inner side of the insulating tape (3), and a power cord body (6), a filler rope (7), a reinforcement (9) and an optical fiber body (8) sequentially distributed on an inner side of the anti-crack protective sleeve (4) from top to bottom, where the power cord body (6), the filler rope (7) and the optical fiber body (8) are distributed on a peripheral side of the reinforcement (9). The photoelectric composite flexible high-voltage reel cable further includes a metal radiating column (11), movable balls (13), a rubber air bag (14), and a conveying pipe (15).

An electrically conductive circuit has a distal end coupled to a catalytic converter of a vehicle. A sensor such as a voltage divider is coupled to a proximal end of this conductive circuit. The voltage divider senses when a resistance associated with the conductive circuit is altered, indicative of catalytic converter tampering. An alarm signal can then be sent to the vehicle horn or otherwise beneficially outputted to warn of the tampering. The conductive circuit preferably includes a length of nichrome wire having a substantial resistance. Reliable electrical connection and tampering avoidance can be provided at the distal end of the nichrome wire by utilizing an electrically conductive washer at the distal tip, covering the nichrome wire with high temperature insulating tape, overlying the tape with a pipe clamp and encapsulating the washer, distal end of the nichrome wire, insulating tape and pipe clamp with a high temperature bonding adhesive.

The invention provides a flexible electrochemical sensor, a preparation method and application. The flexible electrochemical sensor comprises a flexible substrate, three electrodes, a conductive strip, an external wire and a multi-cavity polypyrrole film, the three electrodes comprise a working electrode, a reference electrode and an auxiliary electrode and are printed on the flexible substrate; the conductive strip is connected with the three electrodes, the conductive strip is packaged through an insulating tape, and only working areas of the three electrodes are exposed; the external wire is pasted on the conductive strip through conductive silver adhesive. The multi-cavity polypyrrole film is modified on the surface of the working electrode. The technical problems that existing equipment is insufficient in portability, cannot meet the requirements of on-site rapid screening and real-time analysis of large-batch samples, and is difficult to realize on-site mobile detection are solved. The invention provides a feasible technical means for portable, mobile and on-site rapid detection of high-harm heavy metal ions such as Hg < 2 + > and Cd < 2 + >, and the method is simple to operate and extremely low in cost.

The invention discloses an inlaying and detection method of a micron coating sample, which adopts bakelite powder with low price to inlay the sample, the sample and a tin-bismuth alloy plate are attached and fixed before inlaying, the inlaying process is simple and convenient, and the inlaying material is low in price. And the selected tin-bismuth alloy plate can just counteract the shrinkage of the bakelite powder in the cooling process by volume expansion during cooling, and can provide better support and protection for the coating, so that the coating is prevented from being separated and damaged from a matrix due to cooling or curing shrinkage of the inlay material, and the coating is prevented from being damaged in the subsequent grinding process. When the coating sample is observed by an electron microscope, conductive adhesive tapes can be conveniently adhered to the outer side edges of the tin-bismuth alloy plate and the coating sample to be connected with an electron microscope sample table, so that the influence on measurement and observation caused by image deformity due to electron beam drift is avoided. The method is suitable for most mosaic scenes needing electroplating protection, and particularly provides effective support for special mosaic scenes which cannot be electroplated or are difficult to electroplate.

The invention discloses a PET electrical insulation adhesive tape and a preparation method thereof, the PET electrical insulation adhesive tape comprises a PET layer and a pressure-sensitive adhesive layer coated on the PET layer, the pressure-sensitive adhesive layer is formed by coating an acrylic acid pressure-sensitive adhesive, and the acrylic acid pressure-sensitive adhesive is prepared by the following steps: adding methyl methacrylate, acrylic acid, hydroxyethyl acrylate and a functional monomer into deionized water, and stirring to obtain a mixture; stirring at a constant speed, adding sodium persulfate and a surfactant, heating to 80-85 DEG C, continuously stirring and reacting for 2-4 hours to prepare an acrylic pressure-sensitive adhesive; according to the present invention, the excellent electrical insulation property of the PET material endows the substrate with the excellent insulation property, and in order to solve the problem of poor heat conduction and heat dissipation of the existing PET adhesive tape, the high thermal conductivity acrylic acid pressure-sensitive adhesive is prepared, such that the PET electrical insulation adhesive tape can rapidly dissipate heat.

The invention discloses an aerial insulated cable surface repairing device, and relates to the technical field of cable surface repairing, the aerial insulated cable surface repairing device comprises a frame ring, an advancing assembly for realizing a device walking function and a repairing assembly for realizing a device repairing function, the frame ring is provided with a notch, the outer contour of the frame ring is provided with a first sliding groove, and the first sliding groove is provided with a second sliding groove. A plurality of groups of first through holes which are parallel in pairs and are distributed in a surrounding manner are formed in the inner surface of the frame ring, clamping grooves are formed in the two ends of a notch in one side of the frame ring, and a second sliding groove is formed in the surface of the other side of the frame ring. By arranging the advancing assembly, the function that the device automatically advances along the surface of the cable is achieved; by arranging the repairing assembly, automatic repairing of the defect area on the surface of the cable is achieved; and by arranging the cutting mechanism, the function of automatically cutting off the insulated rubber tape is achieved.

The invention belongs to the technical field of battery processing, and discloses a roll core and a full-tab cylindrical battery. The roll core is formed by winding a positive plate, a diaphragm, a negative plate and a diaphragm which are stacked in sequence, a through hole is formed in the center of the roll core, a coating layer and a first blank foil located at the axial end part of the roll core are arranged on a positive foil of the positive plate, and at least the first blank foil is bent towards the center of the roll core and is overlapped to form a flat surface; the roll core further comprises an insulating tape, the insulating tape is attached to at least the outer side of the positive plate, the starting end of the insulating tape is flush with or close to the front of the starting end of the positive plate, the distance between the top of the first blank foil and the top of the negative plate is L, the distance between the upper boundary of the insulating tape and the top of the negative plate is L1, the inward bending width of the first blank foil is defined as W, and L / 3 < = L1 < = L-W. The blank foil of the positive electrode can be effectively prevented from being bent outwards at the starting end and making contact with the negative plate to cause short circuit, and the qualified rate of the roll core is increased.

The invention relates to the technical field of sensors, in particular to a strain sensor based on a multi-layer wrinkled structure and a preparation method and application thereof.The sensor simulates a skin wrinkled structure and belongs to a capacitive sensor, the sensor comprises a flexible medium insulating tape and two layers of flexible layered film electrodes, the flexible layered film electrodes are respectively positioned on two sides of the flexible dielectric insulating tape and cover the flexible dielectric insulating tape, and the flexible layered film electrodes are formed by combining a platinum-modified copper nanowire film (Cu (at) Pt film) with a flexible substrate material polyvinylidene fluoride (PVDF) as a conductive layer. The sensor has high sensitivity and a wide stretching range, overcomes the defects in existing material selection, and has potential application in the fields of exercise monitoring, health monitoring and information transmission.

The present invention relates to the technical field of insulator relay protection, and proposes a non-stop cable insulation wrapping device and method, comprising a detection device and a wrapping device, and an insulating operating rod connected thereto. The detection device is composed of a temperature measuring instrument, an electromagnetic radiation detector and a fixing frame, and the fixing frame is detachably connected to the insulating operating rod. The wrapping device comprises a fixing seat detachably connected to the insulating operating rod, a bracket and a motor box provided on the top of the fixing seat, a rotating mechanism and a camera mechanism. The rotating mechanism rotates 360° around the axis of the conductor, driving the insulating tape to wrap around the conductor synchronously. A motor is provided in the motor box, and the motor drives the rotating mechanism to rotate, which is controlled by a circuit board. The camera mechanism monitors the wrapping process in real time to ensure the quality of the wrapping; after the insulation wrapping is completed, the detection steps are repeated to ensure whether the wrapping is in place, further improving the reliability and effectiveness of the repair.

The invention discloses an automatic adhesive tape winding device for a busbar. The automatic adhesive tape winding device comprises a base, a fixing mechanism, a moving frame and an adhesive tape winding mechanism, wherein the fixing mechanism is arranged on the base and used for fixing the busbar; the moving frame is arranged on the base and can move in the X direction, the Y direction and the Z direction; the adhesive tape winding mechanism comprises a fixing ring and a rotating ring, openings are formed in the fixing ring and the rotating ring, an insulating adhesive tape roll, a first fixing block and a second fixing block are arranged on the side face of the rotating ring, a cutter is arranged on the side face of the rotating ring, and brushes are arranged at the lower end of the first fixing block, the lower end of the second fixing block and the upper end of the cutter. After the busbar is fixed by the fixing mechanism, the moving frame moves rightwards in the Y direction, the end of the insulating tape is completely attached to the busbar under the action of the brush, then the rotating ring rotates to enable the insulating tape to be wound around the busbar, the insulating tape is cut off through the cutter, and the turnup section of the insulating tape is flattened and attached to the busbar through the brush of the second fixing block after the insulating tape is cut off.

The application discloses a kind of water-resistant and electric breakdown-resistant PVC insulating electrician adhesive tape and preparation method thereof, and relates to the technical field of insulating electrician adhesive tape.The water-resistant and electric breakdown-resistant PVC insulating electrician adhesive tape includes PVC film layer and adhesive layer arranged on one surface thereof;The adhesive layer includes primer layer directly contacting the PVC film layer and pressure-sensitive adhesive layer arranged on the other surface of the primer layer.The PVC film layer includes the following raw material components: 50 parts of PVC resin, 10-15 parts of insulating filler, 15-20 parts of toughening agent, 2-4 parts of heat stabilizer, 0.25-0.75 parts of lubricant and 0.5-1.5 parts of antioxidant by weight fraction;The primer layer includes the following raw material components: 50 parts of acrylate monomer, 6-8 parts of unsaturated acid, 2-3 parts of photoinitiator and 0.5-1 part of antioxidant by weight fraction.

A battery (10) comprises: an electrode body (14) in which a positive electrode (11) and a negative electrode (12) are wound with a separator (13) interposed therebetween; a positive electrode lead (16) electrically connected to the electrode body (14); and an exterior can (20) that accommodates the electrode body (14) and the positive electrode lead (16). The positive electrode lead (16) has a small cross-sectional region (55) having a small cross-sectional area outside the electrode body (14). The small cross-sectional region (55) is preferably covered with tape such as insulating tape (51) or heat-insulating tape. According to the present disclosure, it is possible to provide a battery (10) in which appropriate current interruption is easily achieved when abnormal heat generation occurs.

The invention discloses a separating and collecting device for an anti-sticking layer of an insulating tape. Wherein the separating and collecting device comprises a shell, a collecting device and a driving device, and an opening is formed in the shell; the cover body is hinged to the shell, the cover body covers the opening, and the cover body and the shell form a guide-out opening; the large gear and the small gear are meshed with each other, the large gear and the small gear are located in the shell, the large gear is provided with an adhesive tape shaft, and the small gear is provided with a recycling shaft; and the guide roller is arranged in the shell, located at one end of the guide-out opening and hinged to the shell. The anti-sticking layer collecting device can achieve centralized collection of anti-sticking layers, avoid the pollution problem, reduce manual picking, is convenient to carry and use, simple in structure and capable of being repeatedly used after an insulating tape is replaced, and the utilization rate is increased.

The present invention discloses an electrical tape wrapping machine, comprising a structural main body, the structural main body comprising a frame, the upper end surface of the frame is provided with a turntable, the lower end of the turntable is provided with a servo motor for driving connection, the turntable is provided with four processing stations equidistantly distributed in a circle, and the processing stations are all provided with circular placement through holes; a labeling mechanism, a film wrapping mechanism and a hot stamping mechanism are provided, and the labeling, film wrapping and hot stamping steps of the electrical tape before shipment can be completed in one device, and the above steps are completed by using a mechanical structure, the film on the outer side of the finished electrical tape is not easy to loosen, and at the same time, the machine has high work efficiency and reduces the shipping time; at the same time, a turntable is provided as a transfer component of each processing mechanism, and each step is effectively coordinated, and finally each step is carried out simultaneously.

An electrochemical device includes a housing, an electrode assembly, and an insulating tape. The electrode assembly includes a first electrode plate, a second electrode plate and a separator. The insulating tape includes a body portion and a first connecting portion. The electrode assembly includes a first surface and a second surface opposite to each other. The body portion is disposed on the first surface, and is fixedly bonded to the electrode assembly and the housing separately. The first connecting portion is formed together with the body portion in one piece. A first end of the first connecting portion is connected to the body portion, and a second end of the first connecting portion is disposed on the second surface, and is fixedly bonded to the electrode assembly and the housing separately. The first connecting portion is bonded to an edge of the separator.

The invention discloses a method for improving the performance of a high-thermal-conductivity single-component insulating heat-dissipating adhesive, and relates to the technical field of insulating adhesive tapes. Comprising the steps of raw material screening, heat-conducting filler surface treatment, formula proportion optimization, high-speed stirring dispersion, ultrasonic dispersion strengthening, heat treatment process, nano material introduction, packaging storage optimization, performance inspection and quality control. According to the present invention, the material can achieve the high heat conduction effect, the alumina heat conduction filler has the high heat conductivity, and can effectively transfer heat after the surface treatment and mixing with the insulating resin, and the nano-scale graphene has the excellent heat conduction performance, such that the overall heat conduction coefficient can be further improved by adding the nano-scale graphene into the heat dissipation glue; the heat dissipation function of the heat dissipation glue can be realized without adding other components when the heat dissipation glue is used.

The utility model relates to a liquid insulated rubber tape brush which comprises a brush handle and two brush strips, the two brush strips are arranged at the bottom of the brush handle at intervals, each brush strip is in a C shape with the two ends folded inwards, the brush strips are elastic rubber strips, and bristles are arranged outside the brush strips. The beneficial effects of the utility model are that the two brush strips infiltrated with the liquid insulating tape are inserted outside the wire joint, the inner walls of the two brush strips are clamped with the wire joint, then the brush handle is moved forward from the starting point of the wire joint, the two sides of the wire joint are coated with the liquid insulating tape, and after the brush handle moves to the terminal point of the wire joint, the brush handle is rotated by 90 degrees. The brush handle is reversely moved from the end point of the wire joint, the liquid insulated rubber tape can be completely brushed outside the wire joint through two times of brushing, time is saved, brushing is uniform, and the insulation and anti-corrosion effects are good.

The application discloses an insulating adhesive, an insulating adhesive tape and a preparation method of the insulating adhesive. The insulating adhesive comprises an insulating adhesive body and insulating particles doped in the insulating adhesive body. The breakdown field strength of the insulating particles is greater than that of the insulating adhesive body. Because the breakdown field strength of the insulating particles is greater than that of the insulating adhesive body, the insulating adhesive body is more likely to be broken down than the insulating particles. When an electrostatic discharge current acts on the insulating adhesive, the electrostatic discharge current will break down the insulating adhesive body with poor insulation performance and is more likely to be broken down, bypass the insulating particles with good insulation performance and are more difficult to be broken down, so that the breakdown path of the electrostatic discharge current is lengthened, the breakdown voltage required for breaking down the insulating adhesive is increased, and thus the insulation performance of the insulating adhesive is improved.

The utility model discloses a multifunctional clamp for battery assembly, and relates to the technical field of battery assembly, the multifunctional clamp comprises a plate body, a clamping mechanism is fixedly mounted on the top surface of the plate body, a plurality of supporting rods are movably inserted into the two sides of the clamping mechanism, a winding mechanism is fixedly mounted at the top end of each supporting rod, and the clamping mechanism comprises a shell; according to the battery assembling device, the clamping mechanism is arranged, a battery on the placing plate can be clamped and fixed through movement of the clamping plate, therefore, the situation that the battery moves in the assembling process can be reduced, and then the battery assembling efficiency is improved; the winding plate can drive the insulated rubber tape to do circular motion around the battery, so that the battery is wound, the labor intensity of workers can be reduced, the supporting rod is connected with the first connecting plate in an inserted mode, the winding mechanism can be disassembled at the needed time, and the follow-up assembling procedure is prevented from being affected.

Disclosed herein are exemplary embodiments of electrically insulated conductors and exemplary methods for electrically insulating conductors, such that the resulting electrically insulated conductors are resistant to partial discharge (PD), and thereby suitable for PD resistant design schemes (e.g., 800 V or above electric motors, etc.). An exemplary method includes applying an enamel coating along an electrical conductor, wrapping an electrically insulative tape around the enameled electrical conductor, and heating sealing the tape-wrapped, enameled electrical conductor to help ensure good adhesion of the electrically insulative tape to the enamel coating. The electrically insulative tape comprises polyimide and a sufficient amount of an electrically insulative, corona resistant filler for PD resistance. The tape-wrapped, enameled electrical conductor is resistant to partial discharge (PD), e.g., suitable for use in a stator winding of an 800 volt or above electric motor, etc.

Disclosed herein are exemplary embodiments of electrically insulated conductors and exemplary methods for electrically insulating conductors, such that the resulting electrically insulated conductors are resistant to partial discharge (PD), and thereby suitable for PD resistant design schemes (e.g., 800 V or above electric motors, etc.). An exemplary method includes applying an enamel coating along an electrical conductor, wrapping an electrically insulative tape around the enameled electrical conductor, and heating sealing the tape-wrapped, enameled electrical conductor to help ensure good adhesion of the electrically insulative tape to the enamel coating. The electrically insulative tape comprises polyimide and a sufficient amount of an electrically insulative, corona resistant filler for PD resistance. The tape-wrapped, enameled electrical conductor is resistant to partial discharge (PD), e.g., suitable for use in a stator winding of an 800 volt or above electric motor, etc.

The waterproof insulating adhesive tape comprises an adhesive tape body, a protective shell and a connecting rod, the protective shell is composed of an upper shell body and a lower shell body, the upper shell body and the lower shell body are the same in structure, the upper shell body is a semicircular hollow shell body, a semicircular through hole is formed in the center of the upper shell body, and after the upper shell body and the lower shell body are attached to each other, the upper shell body and the lower shell body are connected through the connecting rod. The two semicircular through holes can form a circular through hole, the connecting rod is inserted into the inner cylinder of the adhesive tape body and placed in the circular through hole, and the upper shell and the lower shell are detachably connected through magnetic attraction. The adhesive tape body is placed in the protective shell through the connecting rod, the protective shell can prevent external dust or other stains from adhering to the waterproof insulating layer of the adhesive tape, the waterproof insulating layer is prevented from being affected by the dust or other stains, and the side face of the adhesive tape can also be prevented from being adhered with the dust.

This refrigerator comprises: a cabinet; a storage chamber provided inside the cabinet; a cold air duct disposed behind the storage chamber; and a sterilizing and deodorizing device mounted inside the storage chamber, and introducing air discharged from the cold air duct to sterilize and deodorize the air, and then discharging the air into the storage chamber. The sterilizing and deodorizing device comprises: a housing mounted in the storage chamber; a deodorizing filter deodorizing air introduced into the housing; a sterilizing lamp sterilizing the air introduced into the housing and having a cylindrical shape; and an insulating tape attached to a wall surface of the housing adjacent to the storage chamber and comprising a reflective layer reflecting ultraviolet rays emitted from the sterilizing lamp and an insulating layer preventing heat generated from the sterilizing lamp from moving to the storage chamber.

This utility model discloses a double-gang DC contactor. The moving contact is connected to the coil drive assembly, and the stationary contact is connected to the terminal block on the housing. Placement slots are provided at both ends of the housing near the contact assembly, and an outer magnet is fixedly placed in each slot. An inner magnet is located in the middle of the housing, and a positioning structure is provided to position the inner magnet. The magnetic field generated by the inner and outer magnets can drive the electric arc generated when the moving and stationary contacts separate to an empty space inside the housing. This utility model can guide the electric arc inside the contactor to an empty space inside, preventing the arc from damaging or interfering with other internal components. Simultaneously, the inner magnet is covered with insulating tape, insulating it from the copper sheet, thus ensuring the product's insulation performance. Furthermore, the four sides of the inner magnet are positioned and fixed, preventing displacement under vibration and affecting normal operation, thus ensuring the product's vibration resistance.

An electrode assembly includes: a first electrode plate having a first electrode uncoated portion spaced apart from both ends in a longitudinal direction thereof, and a base tab on one surface of the first electrode uncoated portion; a second electrode plate having a second electrode uncoated portion spaced apart from both ends in a longitudinal direction thereof, and a base tab on one surface of the second electrode uncoated portion; a separator between the first electrode plate and the second electrode plate; a tab cover tape attached to the one surfaces of the first electrode uncoated portion and the second electrode uncoated portion; an uncoated portion cover tape attached to each of the other surfaces of the first electrode uncoated portion and the second electrode uncoated portion; and an insulating tape attached onto the second electrode plate at a position corresponding to the first electrode uncoated portion.

A cylindrical battery, which is an example of an embodiment, is provided with an electrode body (14) that includes a positive electrode lead (20) and a negative electrode lead (21), and a bottomed cylindrical outer can (16) that houses the electrode body (14), and a welded portion (21a) that is welded to the inner surface of the can bottom of the outer can (16) is formed at a portion of the negative electrode lead (21) that is separated from the tip end of the negative electrode lead (21). A cylindrical battery according to one embodiment of the present invention is further provided with an insulating tape (50) at the tip of a negative electrode lead (21), the insulating tape (50) being bonded to at least the upper surface facing the electrode body (14) side.

The utility model discloses a vehicle wire harness processing device, and particularly relates to the technical field of wire harness processing device.The vehicle wire harness processing device comprises a base, a first containing groove is formed in the top of the base, a transmission assembly is arranged in the base, a fixing assembly is connected to the inner surface of the first containing groove in a sliding mode, and a supporting plate is fixedly connected to the top of the base; a glue winding assembly is arranged at the front end of the supporting plate, a second containing groove is formed in the base, and a wire harness set is placed in the fixing assembly. According to the wire harness processing device for the vehicle, the wire harness can be fixed through the design of the fixing assembly, and the wire harness is prevented from being separated in the glue winding process; by designing the transmission assembly and the adhesive tape winding assembly, the adhesive tape can be wound on the wire harness set, workers are prevented from manually winding the insulating adhesive tape on the wire harness set, the working efficiency of the workers is improved, and meanwhile fatigue caused by long-time adhesive tape winding operation of the workers is relieved.

The utility model discloses a full-automatic winding device for a transformer coil, which relates to the technical field of transformer coil winding and comprises a wire guide structure, a winding shaft structure is arranged below the wire guide structure, and a first winding arm and a second winding arm are respectively arranged on two sides of the winding shaft structure. An adhesive tape frame is arranged below the winding shaft structure; the rotating shaft moves the transformer coil framework to the position between the two sets of tension rollers, the insulated rubber tape is attached to the wire on the outer side, then the rotating shaft drives the transformer coil framework to rotate, the insulated rubber tape is wound around the transformer coil framework, and after winding of the insulated rubber tape is completed, the first air cylinder drives the pressing block to ascend to press the insulated rubber tape; and then the second air cylinder drives the cutting knife to ascend to cut off the insulating tape, the sliding seat moves along the second sliding rail and synchronously drives the two clamping plates to move, and therefore the clamping positions of the clamping plates on the insulating tape are changed, and the insulating tape can wrap the outer sides of the wire rods with different thicknesses.