21 results about "Trepanning" patented technology

The utility model relates to an outdoor gas pipeline deflation device which comprises a sealing sleeve, a drilling mechanism and a hoop used for being fixed to a gas pipeline, a connector is arranged on the hoop, and one end of the sealing sleeve is connected with the connector. The drilling mechanism comprises a drill rod and a tapper or a drill bit used for tapping, the drill rod is arranged on the sealing sleeve in a penetrating mode, and one end of the drill rod is connected with the tapper or the drill bit; a sealing piece is arranged between the sealing sleeve and the drill rod, and a deflation valve is arranged on the sealing sleeve. The outdoor gas pipeline deflation device has the advantages that the hoop is fixed to the gas pipeline, the tapper penetrates through the connector to open a hole, and the hole opening position can be accurate; the deflation valve is communicated with the interior of the sealing sleeve, and gas in the sealing sleeve can be controlled to be exhausted outwards by opening the deflation valve; in the state that the hoop and the gas pipeline are assembled, the sealing sleeve and the hoop are integrally sealed, a worker can control the discharge amount of gas through the deflation valve, and safety is improved.

The utility model discloses a novel perforating machine which comprises a machine frame, and a needle seat and a perforating assembly are arranged on the machine frame. The tapping assembly comprises an adjusting plate, and a punching needle is further arranged on the adjusting plate. A needle head is arranged on the punching needle, and a strip-shaped groove connected and communicated with the interior of the needle head is further formed in the punching needle in the radial direction. In conclusion, when the punching needle of the equipment is used for punching, one end of the needle head is directly extruded on the needle seat, which is similar to cutting vegetables on a chopping board by a kitchen knife, so that the punching needle has the advantages of being clean and neat, neat in cut and the like, and the phenomena of burrs on the inner wall surface of a hole site or incomplete cutting can be effectively reduced. Particularly, due to the fact that the strip-shaped groove is formed in the punching needle in the radial direction, waste materials can be rapidly discharged through the strip-shaped groove after the needle head enters the punching needle, and punching efficiency is improved.

1. The name of the design product: the main body of the trepanning device (three holes). 2. The use of the design product: the overall design product is a trepanning device, which is a kind of electric tool accessory used for plate trepanning; the local part is the main body of the trepanning device, which is used for heat dissipation and chip removal during the trepanning process. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view. 5. Other circumstances that need to be explained: the design belongs to partial protection design, the protected part is the main body of the trepanning device, that is, the area covered by the gray translucent layer is protected by partial appearance design, and the unprotected part is covered by the gray translucent layer.

The utility model relates to the technical field of tappers, and provides a tapper convenient to clean, which comprises a cutting shell and a positioning drill, the cutting shell is provided with a cutting opening and a connecting seat used for being matched with the positioning drill, the cutting opening and the connecting seat are respectively positioned at two ends of the cutting shell, and a cleaning disc is arranged in the cutting shell. The cleaning disc is provided with a matching hole for the positioning drill to penetrate through, the cleaning disc is connected with the cutting shell in a sliding mode, an elastic piece is arranged between the end, close to the connecting base, of the cleaning disc and the cutting shell, and preferably, the inner diameter of the cutting shell is 5 mm, and the cutting depth is 5 mm. According to the technical scheme, the problem that in the related technology, the hand of the human body needs to stretch into the cutting shell to take out the residual material core is solved, and the cleaning efficiency of the tapper is improved.

The utility model relates to medical instrument processing technical field, concretely relates to a three cavity pipe positioning pin hole clamp, include: positioning subassembly, three cavity pipe, two cutting knife device and fixed base, wherein, positioning subassembly includes: positioning pipe, two positioning steel wires and clamping assembly, wherein, positioning pipe fixedly set up on fixed base, positioning pipe has the closed limiting end and open insertion end, three cavity pipe is placed in the cavity of positioning pipe through insertion end, and clamping assembly fixedly sets up on the wall surface of insertion end, the side wall of positioning pipe is successively provided with limiting observation port, inflation incision and liquid injection incision from limiting end to insertion end, two cutting knife devices are arranged at corresponding inflation incision and corresponding liquid injection incision respectively, the utility model solves the problem that traditional manual pin hole efficiency is low, and the risk is high, and the quality and production efficiency of three cavity pipe trepanning are improved greatly.

The invention provides a tapper, and belongs to the technical field of machinery. The problem that in order to achieve cooling, the tapping precision becomes poor is solved. The tapper comprises a cylindrical body with the lower portion open, a cutting portion is arranged at the lower end of the body, a connecting piece is fixedly connected into the body, the connecting piece is in a cylindrical shape with the lower portion open, the connecting piece is higher than the cutting portion, the peripheral side of the lower end of the connecting piece is sleeved with a sealing ring, and the outer edge of the sealing ring abuts against the inner wall of the body. A cooling cavity used for storing a cooling medium is formed among the outer wall of the connecting piece, the inner wall of the body and the sealing ring, and an injection hole communicated with the cooling cavity is formed in the body. The invention has the advantages of light weight, high tapping precision and the like while ensuring the cooling effect.

The invention relates to the technical field of keloid resection, and discloses a multi-bit minimally invasive surgery device for keloid trephine resection, which comprises a handle, and further comprises a rotating disc rotationally mounted at the front end of the handle; the cylinder grooves are annularly and uniformly formed in the rotating disc; a connecting cylinder is movably inserted into each cylinder groove, a ring drill bit is arranged at the first end of each connecting cylinder, and the second end of each connecting cylinder is detachably connected with the inner shaft; the inner shaft is movably and telescopically arranged in the handle and can freely rotate; according to the multi-drill-bit minimally invasive surgery device for keloid trephine resection, the rotating disc is arranged at the front end of the handle, and the multiple barrel grooves are annularly and evenly distributed in the rotating disc to integrate trephine bits with different diameters, so that an operator can rapidly select and switch the matched trephine bits in the same minimally invasive surgery process; therefore, the adaptive capacity of the device to keloids with different sizes and shapes is improved, and the replacement frequency of instruments in an operation is reduced.

The utility model discloses a work fixture, which is used for clamping and locking a workpiece so as to facilitate trepanning of the workpiece, and comprises a fixture base, a clamping component and paired fixing plates, the clamp base is fixedly arranged between the paired fixing plates, the clamping assembly is detachably arranged on the clamp base, and a workpiece to be tapped can be placed on the clamp base in a multi-angle mode and can abut against the portion between the clamping assembly and the fixing plates. According to the tool clamp, the clamp base and the clamping assembly are arranged in a matched mode, so that the tool clamp can fix multiple pairs of workpieces at the same time, the multiple pairs of workpieces can be fixed to the clamp base through the clamping assembly at different drilling angles, and therefore the tool clamp can achieve multi-angle drilling of the multiple workpieces; and the drilling efficiency of the machine tool applying the tool clamp is further improved.

The utility model discloses a part manufacturing trepanning device which comprises a fixing bottom plate, fixing holes are formed in the four corners of the fixing bottom plate, a supporting frame is fixedly connected to the top end of the fixing bottom plate, a supporting column is fixedly connected between the bottom end of the supporting frame and the fixing bottom plate, and a containing table is fixedly connected to the top end of the fixing bottom plate. A discharging hole is formed in the top end of the containing table, and a discharging groove is formed in the front side of the containing table. The trepanning knife rest assembly is arranged on the outer side of the supporting column; the positioning assembly is arranged on the outer side of the supporting column; and the hydraulic rod is fixedly connected to the bottom end of the supporting frame. Compared with the prior art, the hole opening cutter has the advantages that the corresponding hole opening cutter can be rapidly adjusted according to the hole opening diameter requirement, and operation is faster and more convenient.

The utility model discloses a tapping device for assisting in detecting the solid strength of structural concrete, which comprises a disc seat detachably connected to the end part of a drill rod of a water drilling machine; a connecting hole is formed in one end of the disc seat, and a threaded hole is formed in the center of the disc seat; a first drill bit and a second drill bit are arranged at the other end of the disc seat and are concentrically arranged; the diameter of the first drill bit is more than 1.6 times that of the second drill bit, and the length of the first drill bit is smaller than that of the second drill bit. The tapping device for assisting the strength detection of the structural concrete entity is reasonable in structure and convenient to operate, and is used for processing an annular groove hole so as to obtain counter-force support for the strength detection of the structural concrete and ensure the test accuracy.

The utility model belongs to the technical field of building template trepanning, and particularly relates to a building template adjustable trepanning device which comprises a rotating shaft, one end of the rotating shaft is connected with a first grip, the first grip is provided with a first motor, the first motor is connected with the rotating shaft through a first gear transmission mechanism, and the other end of the rotating shaft is provided with a drill bit. The sleeve is sleeved with a second handle, the second handle is provided with a second motor, the second motor is connected with a saw blade installation base through a second gear transmission mechanism, the saw blade installation base is provided with a telescopic sleeve in the radial direction, one end of the telescopic sleeve is connected with the saw blade installation base, the other end of the telescopic sleeve is connected with a saw blade, and the telescopic sleeve is provided with a locking component for locking the length of the telescopic sleeve. Through the arrangement of the saw blade mounting seat, the telescopic sleeve and the saw blade in the telescopic sleeve, the diameter of the tapper can be changed at will under the condition that the tapper is not replaced, so that tapping is carried out.

The invention provides a brain surgery instrument set, and relates to the field of medical instruments. The set comprises a trepanning assembly which comprises a drill bit and a drill sleeve, the drill sleeve is provided with a guide through hole extending in the axial direction, the drill bit is provided with a first connecting part, and the drill sleeve is provided with a second connecting part detachably connected with the first connecting part; a flow dividing pipe is arranged on the periphery of the tail end of the drill bushing, and a drainage hole communicated with the guide through hole is formed in the periphery of the head end of the drill bushing. The visual assembly comprises a guide tube, a guide core and an image acquisition module, and the image acquisition module is arranged at the first end part of the guide core; the second end part of the guide core is connected with an image display and power supply integrated module matched with the image acquisition module; a flushing pipe; and the tissue retractor comprises an outer tube and an inner tube separably arranged in the outer tube. According to the method, the limitation of traditional blind penetration is solved, the vulnerable part of the brain can be accurately avoided through real-time image guidance, and the risk of blood vessel and nerve injury caused by structural difference or image deviation is reduced.

The utility model relates to the technical field of oil cylinder production discloses a gland positioning trepanning device for hydraulic oil cylinder production, including base, the rear end of base is fixedly connected with the fixing frame, and the inside installation of fixing frame has the punching mechanism, the top of base is installed with the support seat through the support column, and the top of support seat is equipped with the mounting groove, and the inside installation of mounting groove has the locating seat, and the middle of locating seat is equipped with the through -hole, and the top is fixedly connected with the spacing ring that is compatible with the gland, and the top of support seat is installed with the locating frame in the both sides of through groove, and the inside installation of locating frame has the electric push rod no.

The utility model provides a kind of mechanical manufacturing with part manufacturing trepanning device, it is related to trepanning equipment technical field, the utility model includes body, the side of body is provided with drill bit, the side of body is provided with base, the side of base is provided with guide rod, the guide rod is arranged in the inside of body, the side of body is provided with drive machine, the side of base is provided with the limiting device that zero parts are fixed and are alternated, the side of base is provided with the collecting device that dust generated by trepanning is handled, the limiting device includes round hole concave frame, the utility model is fixed by being provided with limiting device, so that personnel can simultaneously fix multiple parts on cross rod and carry out quick position alternation, reduce the start-stop interval time of body when personnel change parts, affect the case of continuous processing to parts, improve the processing efficiency to parts.

The utility model relates to the technical field of trepanning devices, and provides an anti-splashing trepanning device which comprises a trepanning drill bit, a protective cover is arranged outside the trepanning drill bit in a sleeved mode, a waste material interval is arranged between the protective cover and the trepanning drill bit, and the protective cover is provided with a telescopic structure used for being matched with the trepanning depth. The trepanning drill bit is fixedly connected with a fixing ring used for being connected with the protective cover, the fixing ring is detachably connected with the protective cover, a fixing groove is formed in the outer wall of the fixing ring, a connecting ring is arranged at the end, facing the fixing ring, of the protective cover, the fixing ring is sleeved with the connecting ring, and the inner wall of the connecting ring abuts against the outer wall of the fixing ring. A plurality of telescopic balls capable of stretching into the connecting ring are arranged on the inner wall of the connecting ring, reset pads are arranged on the sides, away from the fixing ring, of the telescopic balls, and the multiple balls are all embedded into the fixing grooves. The punching device not only can effectively prevent waste from splashing and reduce the influence on the working environment, but also can guarantee the health and safety of workers.

The utility model is suitable for the technical field of trepanning device, provide a kind of PE pipe trepanning device, including main body, the top of main body is fixedly connected with moving assembly and trepanning assembly.The utility model solves the technical problem that when adjusting the trepanning position of PE pipe, user needs to pull to adjust, which is not only cumbersome to operate, but also prone to inaccuracy of trepanning position due to human factors, affecting construction quality and efficiency, the utility model is automatically moved by using the top extension rod to drive the clamped PE pipe, can move the PE pipe to accurate trepanning position according to preset parameters, realize full-automatic operation by telescopic rod automatic clamping, the length and clamping range of telescopic rod can be adjusted as required, can adapt to PE pipe of different length and pipe diameter, protective soft pad has good elasticity, can adapt to pipeline of different pipe diameter and shape.

The application discloses a kind of trepanning devices, comprising: transmission sleeve;Shell, shell rotatable sleeve is set on transmission sleeve;Tool body, tool body is detachably arranged at one end of transmission sleeve, tool body and transmission sleeve synchronous rotation;Hexagonal rod, one end of hexagonal rod is inserted into transmission sleeve, the other end of hexagonal rod is threaded through transmission sleeve, and hexagonal rod and transmission sleeve synchronous rotation;Positioning drill, positioning drill is arranged at one end of hexagonal rod, and is located in the middle of tool body.The application has the following beneficial effects: shell can not rotate synchronously with tool body and hexagonal rod, workers can hold electric drill and shell with both hands respectively, offset the reverse torque of electric drill, prevent trepanning device from swinging or skidding.By setting quick-release module, the quick replacement of tool body can be realized, and the punching needs of different hole diameters are met.

The invention relates to the technical field of brain stereotactic positioning of non-human Linglong animals, and particularly discloses a brain operation stereotactic positioning method for non-human Linglong animals. Comprising the steps of original point titanium nail installation, head fixing and scanning, positioning pre-operation preparation, headstock and operation equipment installation, original point centering, number point marking, positioning hole forming, coordinate verification, sample injection execution, needle withdrawing and the like. According to the method, before an operation, a titanium nail is installed on a skull of an experimental animal to serve as a physical reference point, and then a coordinate value of a positioning point of a target brain region during the operation is calculated according to the physical reference point to carry out trepanning and sample introduction, so that the positioning precision is not influenced by differences among experimental animal individuals and repeated positioning errors of equipment; therefore, the defect of inaccurate positioning of the target brain region is overcome.

The utility model discloses a trepanning device for machining plate parts, which comprises a transmission mechanism, lifting mechanisms arranged on two sides of the transmission mechanism, moving mechanisms arranged on the inner sides of the lifting mechanisms, and a pressing mechanism, the pressing mechanism comprises a fixing plate, a limiting rod is arranged at the top of the fixing plate, and the limiting rod is arranged on the top of the fixing plate. The bottom of the limiting rod penetrates through the fixing plate and extends to the bottom of the fixing plate to be fixedly connected with a pressing plate, the two sides of the pressing plate are both fixedly connected with two side positioning plates, and the bottom of the surface of the limiting rod is sleeved with a spring. By arranging the lifting mechanism, the moving mechanism can be controlled to move downwards, the pressing mechanism is driven to move downwards through the moving mechanism, a workpiece is pressed through the pressing mechanism, the workpiece cannot shake when used by a user, the punching precision is high, the workpiece can be limited, and therefore normal use of the user is guaranteed.

The utility model relates to the technical field of pipeline trepanning, and discloses a universal angle clamp for trepanning on the side wall of a pipeline, which comprises a base and two mounting frames fixed at the top of the base, and further comprises rotating rings rotationally arranged in inner cavities of the mounting frames, one side of each rotating ring is fixedly connected with a fixing frame, and an inner cavity of each fixing frame is slidably connected with a locking hoop. Movable frames are slidably connected to the upper portion and the lower portion of an inner cavity of the fixed frame. The adjusting mechanism is matched with the movable frame and the positioning rod, a worker can conveniently replace the locking hoop, the device can select the proper locking hoop according to the size of a pipeline, convenience is achieved, the stability of the pipeline is improved, and meanwhile under the cooperation of an angle line and a pointer, the locking hoop can be conveniently replaced. The angle of the pipeline can be conveniently adjusted through the rotating ring, the rotating ring can be fixed through the fixing mechanism after adjustment, and the problems that an existing clamp is poor in applicability when used, and angle adjustment is not convenient enough are solved.

The utility model relates to the technical field of bearing processing, in particular to a universal bearing trepanning structure which comprises a support and a trepanning device for trepanning a bearing, a rotating rod is rotatably mounted on the support, a sleeve for placing the bearing is fixedly mounted on the rotating rod, a first clamping structure for clamping the outer wall of the bearing from the outside is arranged on the sleeve, and a second clamping structure for clamping the outer wall of the bearing from the outside is arranged on the first clamping structure. The sleeve is provided with a second clamping structure used for clamping the center hole of the bearing from the inner position. The bearing is placed on the sleeve, and the two limiting plates clamp the outer wall of the bearing from the two sides, so that an operator can punch the inner wall of the bearing; the bearing is placed on the sleeve and corresponds to the through hole, the two abutting plates press the inner wall of the center hole of the bearing in the reverse moving process, an operator can conduct trepanning operation on the outer wall of the bearing, the sleeve can clamp the inner portion and the outer portion of the bearing, and then the overall adaptability of the support is improved.