145 results about "Headstock" patented technology

The invention relates to an electrified railway traction power supply system which is low in investment, is smooth for obtaining a current and is convenient to maintain. Rail webs outside two steel rails of a rail are respectively provided with one insulating strip; then a power supply strip is respectively arranged outside each insulating strip; each vibration inductive switch is connected in series with a sound inductive switch and a light-operated inductive switch; one ends of the connected switches are connected to the power supply strips at one sides; the other ends of the connected switches are connected with feed lines; the power supply strips at the other sides are connected with return wires. Power receiving frames at a headstock side and a tailstock side of a train are in contact with the power supply strips; when the train passes through a zone, the vibration inductive switches are closed, the sound inductive switches are closed, the light-operated inductive switches are closed, the power supply strips in the zone supply power, the power receiving frames of the train obtain a current and the train runs; when the train runs into a next power supply zone, the next power supply section is powered on, and power supply is stopped in the power supply zone. The aims of low investment, smoothness for obtaining the current and convenience for maintenance are fulfilled.

A rotary headstock positioner assembly for rotatably supporting a workpiece includes a headstock positioner having a support for supporting a workpiece off the ground, where the support has an axis of rotation in a first plane at least substantially parallel to the ground. The rotary headstock positioner assembly also includes a gearbox fixedly connected to the headstock positioner for precisely rotating the support. The rotary headstock positioner assembly further includes a support frame for supporting the headstock positioner, where the support frame has a support surface spaced apart from the axis of rotation of the at least one support at a first precise, predetermined distance. The support surface is also positioned in a second plane at least substantially parallel to the first plane and spaced apart from the first plane at a second precise, predetermined distance.

The invention relates to a headstock assembly, and belongs to the field of machine tools. The headstock assembly comprises a headstock base, a self-aligning bearing, a hollow shaft and a speed reducing motor, the hollow shaft is installed on the headstock base through the self-aligning bearing, the speed reducing motor is installed at one end of the hollow shaft, the headstock assembly is structurally characterized by further comprising an angle swinging device, the angle swinging device is installed on the speed reducing motor, and the headstock assembly further comprises a balance arm device. The hollow shaft is sleeved with the balance arm device, the balance arm device is connected with the headstock base, the headstock assembly further comprises a hoop device, the hollow shaft is sleeved with the hoop device, the hoop device is installed on the headstock base, the balance arm device comprises a balance arm and a tension spring, the hollow shaft is fixedly sleeved with the balance arm, and the tension spring is connected with the balance arm device. One end of the tension spring is connected with the balance arm, and the other end of the tension spring is connected with the headstock seat.

The utility model provides a novel cutting machine head which comprises a driving motor, a machine head seat is arranged on an output shaft at the lower part of the driving motor, and the novel cutting machine head is characterized in that a structure for conveniently disassembling a stub bar is arranged at the lower part of the machine head seat; positioning grooves are formed in the left side and the right side of the headstock respectively. The positioning block is conveniently jacked into the inner side of the positioning groove through the reset spring, then the rectangular inserting block is conveniently fixed to the inner side of the headstock, on the contrary, when the positioning block is pressed into the positioning block in the positioning groove, the rectangular inserting block can be conveniently detached from the headstock, and therefore the positioning block can be conveniently fixed to the inner side of the headstock. And the limiting block can prevent the positioning block from being ejected out of the positioning frame under the action of the reset spring.

The utility model discloses a main shaft box for a combined machine tool, which comprises a main shaft box, a group of hinges is mounted at the top of the main shaft box, a sliding plate is mounted, an opening of a rubber belt is expanded firstly, so that the rubber belt is separated from the outer side of a support ring, a thumb is put into the inner side of a finger groove, the thumb presses the finger groove forcibly, and the main shaft box is mounted on the main shaft box. The inner side threads of the finger grooves make contact with the thumb to generate friction force to drive the sliding plates to move towards the right side of the spindle box along the inner sides of the guide grooves, the sliding plates drive the rubber grooves to be disengaged from the outer sides of the supporting rings, meanwhile, the pull handle drives the turning cover to rotate in the direction away from the spindle box with the hinge as the circle center, and the top opening of the spindle box is opened. Therefore, a worker can conveniently maintain all parts on the inner side of the spindle box.

The utility model discloses a headstock end cover for power distribution control equipment, which comprises an end cover, an articulated shaft mounting seat is arranged at one end of the inner side of the end cover, an articulated shaft is vertically and slidably mounted on the articulated shaft mounting seat in a penetrating manner, and a telescopic control mechanism is connected to one end of the articulated shaft and is used for extending and retracting the articulated shaft; a lock catch mechanism is arranged at the other end of the inner side of the end cover and is used for closing and limiting the end cover; an intelligent control panel and an emergency button are arranged on the outer side of the end cover; the emergency button is electrically connected with the intelligent control panel, and the intelligent control panel is electrically connected with the telescopic control mechanism and the lock catch mechanism. A power connector is arranged on the end cover and used for being connected with a power source to supply power to the intelligent control panel, the telescopic control mechanism and the lock catch mechanism. By arranging the emergency button, the telescopic control mechanism and the lock catch mechanism can be quickly operated by one key to be retracted through an instruction signal under an emergency condition, so that the limitation of the degree of freedom of the end cover is relieved, and the end cover can be disassembled more quickly.

The application discloses a kind of accurate grinding device of pairing bearing ring or piston ring end face width, including lathe body, the top one end of the lathe body is equipped with fixed headstock, the top other end of the lathe body is equipped with mobile headstock, the top of the lathe body and located fixedly connected with connecting disc in the side of fixed headstock close to mobile headstock.The beneficial effects of the application are: by setting measurement component, the grinding amount of bearing ring or piston ring is observed, that is, whether bearing ring or piston ring is ground in place can be known in time, without stopping machine and taking down bearing ring or piston ring for manual measurement, at the same time, through precise propulsion component, the basis of contact grinding between polishing wheel and bearing ring or piston ring is continued, micron level movement of mobile headstock is carried out, so that grinding is in place, accurate control during bearing ring or piston ring end face grinding is realized, which is much better than rough control of traditional manual rocker.

The utility model relates to a headstock assembly, and belongs to the field of machine tools. The machine head comprises a machine head frame base, a self-aligning bearing, a hollow shaft and a speed reducing motor, the hollow shaft is installed on the machine head frame base through the self-aligning bearing, the speed reducing motor is installed at one end of the hollow shaft, and the machine head is structurally characterized by further comprising an angle swinging device which is installed on the speed reducing motor. The headstock assembly further comprises a balance arm device, the balance arm device is arranged outside the hollow shaft in a sleeving mode and connected with the headstock base, the headstock assembly further comprises a hoop device, the hollow shaft is sleeved with the hoop device, the hoop device is installed on the headstock base, the balance arm device comprises a balance arm and a tension spring, and the tension spring is connected with the balance arm device. The balance arm is sleeved and fixed outside the hollow shaft, one end of the tension spring is connected with the balance arm, and the other end of the tension spring is connected with the headstock seat.

The utility model discloses a workpiece headstock rotary plate pressing device which comprises a base, a rotary table, an angle turning oil cylinder and a pressing plate assembly, and the rotary table is rotationally connected to the upper surface of the base; the driving end of the angle turning oil cylinder is connected to the rotary table; the pressing plate assembly is arranged on the upper surface of the base; the pressing end of the pressing plate assembly is arranged above the rotary table. The pressing plate assembly is configured to press the rotary table on the base; the angle turning oil cylinder is configured to drive the rotary table to rotate on the base; the upper surface of the rotary table is pressed through the pressing plate assembly, the pressing plate assembly and the base jointly act to clamp the rotary table, and therefore a workpiece on the rotary table is fixed. Compared with a traditional oil cylinder or oil cylinder and disc spring combined mode and a scheme of using the pressing diaphragm for pressing, the hydraulic pressure type rotary table pressing device has the advantages that the structure is simpler, the occupied space is smaller, and the hydraulic pressure type rotary table pressing device is suitable for being applied to a working environment with a narrow space.

1. Name of this design product: Headstock (Series 1). 2. Purpose of this design: For fixing the strings in a violin headstock. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The bottom surface of this product is a part that is not easily seen or cannot be seen during use, so the bottom view is omitted.

This utility model provides a headstock for an external cylindrical grinding machine, including a housing and a top cover, with cavities inside the housing and top cover. A second through hole and a first through hole are transversely arranged on the housing, penetrating the cavity. A headstock spindle, rotatably connected, passes through the second and first through holes, with the head of the headstock spindle positioned near the first through hole. A front bearing sleeve is installed in the first through hole, and a No. 1 bearing is installed between the front bearing sleeve and the headstock spindle. The headstock spindle is interference-fitted and fixedly installed in the inner ring of the No. 1 bearing. A rear bearing sleeve is installed in the second through hole, and a No. 2 bearing is installed between the rear bearing sleeve and the headstock spindle. The headstock spindle is interference-fitted and fixedly installed in the inner ring of the No. 2 bearing. This design can increase the axial force on small workpieces by several times, enabling the clamping and smooth rotation of large workpieces.

1. Name of this design product: Headstock (Series 3). 2. Purpose of this design: For fixing the strings in a violin headstock. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. The bottom surface of this product is a part that is not easily seen or cannot be seen during use, so the bottom views 1, 2, and 3 are omitted. 6. Design 1 is designated as the basic design.

The utility model discloses a supporting plate for placing a spindle box during lathe assembly, which comprises a supporting plate body and further comprises two first sliding plates and two second sliding plates which are arranged on the upper side of the supporting plate body, and positioning frames are respectively arranged on the inner sides of the opposite ends of the two first sliding plates. And the interior of the lower end of each first sliding plate is in threaded connection with a first lead screw. When the lathe is assembled, the spindle box is placed on the supporting plate, when the first bevel gear rotates, the two second sliding plates move horizontally close to the base of the spindle box, meanwhile, the two first sliding plates are close to each other, and after the two second sliding plates clamp the base of the spindle box, if a positioning frame does not make contact with the base of the spindle box, a third lead screw is rotated at the moment; and after the positioning frame is close to the spindle box base, the hydraulic rod is started to drive the positioning frame to descend, through position movement of the second sliding plate and the positioning frame, positioning installation can be conveniently conducted on spindle box bases of different specifications and sizes, and the adaptability of the containing supporting plate is improved.

This invention provides a guitar chord assist fretting device, relating to the field of chord assisting equipment. It includes a fixed frame connected to the headstock, at least one manual string presser, and at least one electric string presser. The manual string presser performs string pressing by manipulating a corresponding manual drive mechanism mounted on the fixed frame, and the electric string presser performs string pressing by controlling a corresponding electric drive mechanism mounted on the fixed frame. This invention uses a combination of manual and electric string pressers, allowing multiple strings to be pressed with a small number of motors, improving space utilization, and reducing cost.

Systems, devices, articles and methods for a portable hydrostatic pressure test device including a first plurality of tension beams placed in parallel to each other and a second plurality of tension beams. The first plurality of tension beams in operation are below the pipe. In operation, the second plurality of tension beams are between a respective pair of the first plurality of tension beams and are in sliding engagement with the first plurality of tension beams. The device includes a headstock coupled to the first plurality of tension beams, a first seal coupled to the headstock, a tailstock coupled to the second plurality of tension beams, a second seal coupled to the tailstock, and an inlet coupled to the headstock or the tailstock and disposed inside a seal to transfer fluid to or from the pipe.

The invention discloses a multifunctional automatic grinding device which comprises a main machine tool, and grinding assemblies arranged in pairs are arranged on the main machine tool. A headstock assembly is arranged on the side face of one grinding assembly, and a tailstock assembly is arranged on the side face of the other grinding assembly. The headstock assembly comprises a head tip and a first motor, and the first motor drives the head tip to rotate when working; a headstock shaft is fixedly mounted on the outer layer of the head tip; a multifunctional transmission assembly rotationally connected with the headstock shaft is arranged on the headstock shaft and comprises a second motor and a second gland, and the second gland is driven to rotate when the second motor works; the tailstock assembly comprises a tail tip, and the tail tip and the head tip are coaxially arranged. The headstock assembly has two rotating modes which can be used for machining a round workpiece and a special-shaped workpiece in a matched mode, and universality is good; when the distance is adjusted, only the tail tip moves axially, so that the head tip and the tail tip have better concentricity, and the machining precision is higher.

1. Name of the product in this design: Guitar Body. 2. Purpose of this design: This design is used to fix the guitar strings and headstock. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The embodiment of the utility model provides a remote controller box assembly and a crown block. The remote controller box assembly comprises a first box body, a second box body, a mounting part, a connecting piece and a limiting piece, wherein the connecting piece comprises a main hanging section, a first hanging section and a second hanging section; the first hanging section and the second hanging section are connected to the main hanging section on the same side and are oppositely arranged in the first direction; the limiting piece comprises a first sliding block and a spring, and the spring can elastically deform in the first direction so as to adjust the distance between the first sliding block and the first hooking section, so that the distance between the first sliding block and the first hooking section is smaller than the width of the transverse rod. By designing the connecting piece and the limiting piece, the crown block dust collection remote controller and the crown block lifting hook rotating remote controller can be properly and stably placed in the first box body and the second box body respectively, and when the crown block dust collection remote controller and the crown block lifting hook rotating remote controller are taken out and placed, the situation that the remote controllers are touched by mistake is avoided; and the efficiency and the safety of the overall bus lifting operation of the crown block are improved.

The invention discloses a front and back direction selecting device for a headstock bearing steel ball retainer, which comprises a track (1), a direction selecting groove (2), a sliding plate (3), a barrel (7), an inclined plate (8) and a spiral plate (9). The direction selecting groove (2) is formed in the middle of the rail (1), the two ends of the rail (1) are fixedly connected with the sliding plate (3) and the inclined plate (8) respectively, the rail (1), the sliding plate (3) and the inclined plate (8) are fixedly installed on the side face of the barrel (7) respectively, and the spiral plate (9) is installed in the barrel (7). The invention discloses a use method of a front and back direction selection device for a headstock bearing steel ball retainer. Erecting the steel ball retainer; selecting the front and back surfaces of the steel ball retainer; the front and back directions of the headstock bearing steel ball retainer can be automatically selected, the steel ball assembling time is short, the speed is high, and use is convenient.

1. Name of the Design Product: Headstock (ST-01). 2. Use of the Design Product: A headstock. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph Best Showing the Design Key Points: Perspective View 1. 5. The design content of the top view has been clearly shown in the submitted views, so the top view is omitted; the bottom of the product is not a common view during use, so the bottom view is omitted.

The utility model discloses a novel headstock which comprises a headstock body and a string shaft sleeve, the headstock body is provided with a string shaft hole, and the string shaft sleeve is arranged in the string shaft hole. Through the application of the novel headstock provided by the utility model, the tuning peg and the headstock body are connected through the tuning peg sleeve, so that the direct contact between the tuning peg and the headstock body is effectively reduced, the friction force between the tuning peg and the headstock body is reduced, the tuning peg is more convenient to mount and dismount, and the maintenance cost of a musical instrument is reduced; and the service life of the headstock is prolonged.

The utility model relates to the technical field of automatic lathe drillstock, in particular to an adjustable eccentric drillstock for an automatic lathe, which comprises a clamping seat, an adjusting seat and a drill bit mounting component, the clamping seat comprises a clamping part and an adjusting part, the adjusting part is provided with a containing hole, four first threaded holes which are annularly arranged are formed in the side wall of the adjusting part, and the first threaded holes are communicated with the clamping part; the end face of the end, away from the clamping part, of the adjusting part is provided with four second threaded holes arranged in an annular mode, the adjusting base comprises a screwing part, a disc body part and an extending part, the two ends of the disc body part are connected with the screwing part and the extending part respectively, and the extending part extends into the containing hole. The disc body part is provided with four third threaded holes and four fourth threaded holes, a fourth threaded hole is formed between every two adjacent third threaded holes, the second threaded holes correspond to the third threaded holes in a one-to-one mode, the drill bit installation assembly is installed on the screwing part, and the adjustable drill bit has the advantages that the central axis of the drill bit can be adjusted through the adjusting base, and the parallelism of the end face of the drill handle can be adjusted.

The invention discloses winding machine equipment for accurately forming a metal hollow pipe inductor. The winding machine equipment comprises an unwinding mechanism, a base, a winding mechanism, a reciprocating guide mechanism, a cloth tape winding mechanism and a control box. The base is arranged on one side of the unwinding mechanism. The winding mechanism comprises a headstock, a tailstock box and a winding assembly, the headstock is connected to the base, the tailstock box is slidably connected to the base, and the winding assembly is detachably connected between the headstock and the tailstock box. The reciprocating guide mechanism comprises a base plate and a guide mechanism, the base plate is connected to the base, and the guide mechanism is connected to the base plate. The cloth belt winding mechanism is in linkage with the guiding mechanism and arranged between the winding mechanism and the unwinding mechanism, and the cloth belt winding mechanism reciprocates under the action of the guiding mechanism. The metal pipe winding device can be suitable for winding work of large metal pipes, the application range is wide, meanwhile, winding of the metal pipes can be guided, springback of the metal pipes can be reduced, and the winding precision and the winding effect of the metal pipes are guaranteed.

The utility model discloses a portable integrated ratchet wrench which comprises a handle assembly, a ratchet head is embedded in the upper portion of the handle assembly, a screwdriver head is clamped in a cavity in the lower portion of the handle assembly, the handle assembly comprises a handle, a plurality of hexagonal holes and magnet groove positions are formed in the inner surface of the handle in the horizontal direction, and the hexagonal holes are used for clamping the screwdriver head. The magnet groove position is used for installing a magnet, the magnet is used for adsorbing the tail of the screwdriver head, and the magnet cover plate is locked and fixed to the outer side of the handle through a screw and used for covering the magnet to prevent the magnet from falling off; according to the multifunctional ratchet wrench, the screwdriver head storage function and the ratchet wrench handle are integrally designed, the screwdriver heads are attracted through the magnets and directly taken or placed from the side face of the handle, the double-head screwdriver head design is adopted, the number of the screwdriver heads is reduced, meanwhile, the characteristics of more specifications are considered, and the hexagonal holes and the magnets are designed at the bottom and used for installing the screwdriver heads; the dual-purpose ratchet wrench and the screwdriver are achieved, carrying is convenient, the integration degree is high, and the screwdriver head can be placed and taken more quickly.

The utility model discloses a cast steel roller lathe convenient to assemble and disassemble, which comprises a lathe body, a lathe head seat arranged at the upper end of the lathe body, a turntable and a faceplate arranged on a transmission shaft of a servo motor in the lathe head seat, a sliding plate arranged on the lathe body, second hydraulic rod mechanisms symmetrically arranged on the sliding plate, and carrier roller mechanisms arranged at the upper ends of the second hydraulic rod mechanisms. A limiting base is arranged on the lathe bed, and a clamping groove is formed in the upper end of the limiting base. The roller is reliably borne through the carrier roller mechanism, under the action of the second hydraulic rod mechanism, the carrier roller mechanism drives the roller to do lifting motion in the vertical direction, the height of the roller is adjusted, a clamping groove is vertically formed in the middle of the upper end of a limiting seat, and the end of the roller is borne and blocked; under the action of the first hydraulic rod mechanism and the third hydraulic rod mechanism, the two ends of the roller extend into the faceplate and the clamping groove or are separated from the faceplate and the clamping groove, assistance of multiple persons is not needed, operation is convenient, time and labor are saved, and assembling and disassembling operation of the roller is facilitated.

The machine head dust removal device comprises a base and a machine head seat, the machine head seat is arranged above the base, a transverse electric rail is fixedly installed on the upper surface of the machine head seat, and a machine head frame is slidably connected to the upper surface of the transverse electric rail; and one side of the machine head frame is fixedly connected with a laser cutting frame. According to the machine head dust removal device applied to laser cutting, air flow generated when the powerful fan works drives fan blades to rotate, a rotating rod and a supporting plate are matched to drive a brush to synchronously rotate, the surface of a filter screen can be continuously wiped, and the situation that the dust removal efficiency of the filter screen is reduced due to dust attachment and blockage is avoided; and through clamping cooperation of a fixed rod, a movable plate, a first spring, a clamping block and a limiting block, a cover plate can be quickly opened, a mounting plate can be conveniently taken out to replace or clean a filter screen, a filter plate and an activated carbon plate, a motor drives a threaded rod to drive an iron brush to move and clean the supporting platform, and the situation that the workpiece placement stability is affected by residual dust on the platform is avoided.

The utility model discloses a punching die plate and a punching assembly, relates to the technical field of punching tools, and is used for solving the technical problems of difficult punching operation and high punching difficulty on a high-speed rail headstock, the punching die plate comprises a punching panel, the punching panel is provided with a plurality of auxiliary positioning holes, and the auxiliary positioning holes are arranged on the punching panel. The shape of the punching panel is matched with the shape of the sound transmission punching plate, auxiliary positioning holes are regularly distributed in the punching panel, the positions of the auxiliary positioning holes correspond to the positions of sound transmission holes in the sound transmission punching plate, and steel sleeves are arranged in the auxiliary positioning holes in a sleeved mode; the punching assembly comprises a punching die plate and further comprises an auxiliary supporting frame, the auxiliary supporting frame comprises a supporting bottom frame and a limiting part, and the punching die plate is placed on the auxiliary supporting frame; by means of the die plate, the sound transmission perforated plate can be accurately perforated, hole positions are fixed, the operation difficulty is lowered, and the technical problems that perforating operation is difficult and the perforating difficulty is high on a high-speed train head are solved.

A machine tool according to an aspect has a partition with which a space above a base in a housing is separated into a machining chamber in which machining with a tool is performed and a storage chamber in which a headstock is accommodated. The machine tool includes: a workpiece spindle rotatably supported by the headstock hand having a leading end exposed to the machining chamber; a coolant discharge part located in the machining chamber and configured to discharge a coolant during machining of a workpiece supported by the workpiece spindle; a mist collector located in a space above the headstock and having an outlet open on a side face of the housing; a mist intake formed on the partition and being open toward the machining chamber; and a pipe arranged in the storage chamber and connecting an inlet of the mist collector with the mist intake.

The application relates to the grinding technical field and provides a vertical grinding device. The vertical grinding device comprises a supporting base and a headstock mechanism, a tailstock mechanism and a grinding mechanism which are installed on the supporting base. The tailstock mechanism is arranged above the headstock mechanism, the tailstock mechanism can move along the vertical direction relative to the headstock mechanism, and the tailstock mechanism has a first position and a second position which are arranged at intervals along the vertical direction relative to the headstock mechanism. The grinding mechanism comprises a first rotary table and a first grinding tool group and a second grinding tool group which are movably connected to the first rotary table. The first grinding tool group and the second grinding tool group are arranged at an angle, and the first grinding tool group and the second grinding tool group can be selectively rotated to the headstock mechanism under the action of the first rotary table. The vertical grinding device provided by the application can meet different grinding requirements, and the equipment does not need to be replaced according to different grinding requirements in the whole grinding process of the crystal, so that the grinding efficiency and machining precision are improved.