20results about How to "Large rotation" patented technology

The present invention provides an automatic battery replacement device for new energy vehicles, which relates to the technical field of electric vehicles, including: a battery replacement station, wherein an installation warehouse for installing batteries is installed on the lower surface of the battery replacement station, a transport warehouse for transferring batteries is provided on the lower surface of the installation warehouse, a collection warehouse for storing batteries is installed on the upper surface of the transport warehouse, a battery conveying plate is arranged inside the installation warehouse, storage platforms are installed on both sides of the battery replacement station, rain shields are installed on both sides of the battery replacement station, an electric control box is installed on the outer wall of the battery replacement station, a control panel is installed inside the battery replacement station, and an installation groove is provided at the bottom of the inner wall of the battery replacement station; an adjustment device, which is located on the battery conveying plate. The present invention can automatically fine-tune the battery replacement plate, so that the batteries on the surface of the battery replacement plate can be accurately aligned with the chassis of the vehicle whose batteries are to be replaced, thereby improving the battery replacement efficiency, having high automation, and being worthy of in-depth promotion.

The invention provides a parallel link mechanism, a conveyance device, and a work robot. A parallel link mechanism (100a) is provided with: a base (1) provided with a guide member (124); a moving body (2) capable of moving along the guide member; a fixed link (3) having a base end fixed to the base and extending in a direction away from the base; a rotating body (4) connected to the tip of the fixed link and capable of rotating about the tip; and a movable link (5), the base end of which is connected to the moving body and the tip end of which is connected to the rotating body, so that the rotating body rotates in accordance with the movement of the moving body, and the guide member is inclined so as to be closer to the rotating body as the guide member is farther from the center of the base body (11).

The invention belongs to the technical field of ground washing and sweeping, and provides a ground washing and sweeping integrated vehicle which comprises a vehicle body, the vehicle body is connected with a sweeping mechanism and a spray washing mechanism, the vehicle body is further fixedly connected with a supporting frame, the two ends of the supporting frame are each provided with a conveying mechanism, and the two conveying mechanisms are arranged in a V shape; each conveying mechanism is rotationally connected with a plurality of push plates, a certain included angle is kept between each push plate and the horizontal plane, springs are connected between the push plates and the conveying mechanisms, and all the push plates can continuously move towards a fixed track under driving of the conveying mechanisms. According to the garbage collection device, the push plate can be close to the ground to shovel up garbage from the ground and push the garbage obliquely upwards, and the garbage collection effect is improved; and the problems that the feeding assembly makes direct contact with the ground, the garbage is scraped with the ground when collected, the collecting effect is poor, and the road surface is prone to being damaged are solved.

The application discloses a mechanical gripper convenient to fold and store, and relates to the technical field of mechanical grippers.The mechanical gripper comprises a mechanical arm, a first fixed seat, a second fixed seat rotatably arranged on the first fixed seat along a horizontal plane, a first power unit arranged on the first fixed seat and used for driving the second fixed seat to rotate, the second fixed seat and one end of a first swing arm are connected in up-and-down swing mode, a second power unit arranged on the second fixed seat and used for driving the first swing arm to rotate, the other end of the first swing arm and a third fixed seat are connected in up-and-down swing mode, a third power unit arranged on the third fixed seat and used for driving the third fixed seat to rotate, a fourth power unit further arranged on the third fixed seat and used for driving a second swing arm to swing, and an end gripper arranged on the second swing arm and used for clamping an article.

The present invention discloses a quick-adjustment self-locking rotation limit structure for a child safety seat support leg, which relates to the field of child seat support legs, and includes a support rod and a quick-adjustment assembly, wherein the top of the support rod is rotatably connected to a support frame, and the support frame is used to connect to a safety seat, and the bottom of the support rod is movably connected to a support block, and the quick-adjustment assembly is fixedly installed inside the support block. The present invention can change the height of the top support rod by slightly rotating the first rotating rod and the second rotating rod, and can generate greater output power compared to the traditional rotary switch structure, and the first rotating rod and the second rotating rod are staggered, which can ensure that the top support rod is always in an ascending state during actual use, thereby saving the time spent on raising the height of the support rod.

An input device (22), a main operating device, and a surgical robot. The input device (22) includes a support part (121), a handle (111), and a cordless electrical connector (230). The handle (111) is rotational connected to the support part (121). The cordless electrical connector (230) includes a first connection portion (231) and a second connection portion (232). The first connection portion (231) is fixedly installed on the support part (121). The second connection portion (232) is fixedly installed on the handle (111). A surface of the first connection portion (231) abuts against a surface of the second connection portion (232) so that the two connection portions are electrically connected, such that when the handle (111) rotates continuously, electronic devices in the handle (111) and electronic devices in the support part (121) are always kept electrically connected by means of the cordless electrical connector (230).

The invention relates to the technical field of sampling, and discloses a belt sampling machine which comprises a supporting frame and a belt conveyor, an electric telescopic rod is fixedly connected to the upper surface of the supporting frame, one end of a telescopic part of the electric telescopic rod penetrates through the supporting frame to be fixedly connected with a connecting block, and one side of the connecting block is fixedly connected with a first air cylinder; a connecting frame is fixedly connected to one end of a pneumatic rod of the first air cylinder, a sampling box is arranged in the connecting frame, and fixing plates are fixedly connected to the outer walls of the two sides of the sampling box. According to the belt sampling machine, the sampling mode can be changed, objects on the upper middle edge of the belt can be sampled, friction force between the sampling box and the belt is reduced, so that abrasion to the belt is reduced, the service life of the belt sampling machine is prolonged, funds are saved, material boxes with different depths can be placed for collecting samples, and the sampling efficiency is improved. The use effect of the belt sampling machine is improved, the material box can be prevented from moving on the carrier plate, and the stability of placing the material box is improved.

The utility model discloses a tension adjusting assembly of a zipper bag making machine, which belongs to the technical field of zipper bag making machines and comprises a fixing frame, a tension adjusting unit and an adjusting part. The tension adjusting unit comprises a rotating shaft, a fixing strip and a tension roller; the adjusting piece is used for driving the rotating shaft to rotate; the rotating shaft is driven to rotate through the adjusting piece, the multiple tension rollers between the two fixing strips can be driven to push the plastic film, and therefore the tension borne by the plastic film can be increased, and the tension borne by the plastic film can be increased by controlling the rotating angle of the rotating shaft driven by the adjusting piece; compared with the prior art that the tension can be adjusted only by operating two adjusting discs separately, the plastic film can be pushed through the tension roller by driving the rotating shaft to rotate through the adjusting piece, so that the tension borne by the plastic film can be adjusted, the steps needed for adjusting the tension are simplified, and the production efficiency is improved. And the operation steps and the time cost of workers are reduced.

The utility model discloses a guide rail mechanism and massage chair skeleton, its technical scheme main point is that guide rail mechanism includes back frame guide rail and seat frame guide rail, and back frame guide rail is equipped with back frame rack, and seat frame guide rail is equipped with seat frame rack, transition guide rail is connected in back frame guide rail and seat frame guide rail between in proper order, and the number of transition guide rail is at least two, and transition guide rail is equipped with transition rack, and massage chair skeleton includes guide rail mechanism, adopts two above -mentioned rotating connection's transition guide rail, adopts the setting of rotating connection point on rack graduation line, satisfies the rack when the rotation of guide rail can smoothly link, and through two above -mentioned transition guide rail makes back frame and seat frame rotation amplitude become big, makes the lying posture more comfortable.

The utility model discloses a WIFI image transmission motion camera in the technical field of WIFI image transmission motion cameras, which comprises a motion camera main body, a supporting assembly is arranged on the motion camera main body, the supporting assembly comprises a supporting rod, a penetrating rod is connected onto the supporting rod in a penetrating manner, second fixing plates are fixedly mounted at two ends of the penetrating rod, and the second fixing plates are fixedly mounted on the supporting rod. Second limiting plates are fixedly installed on one sides of the two second fixing plates, sliding assemblies are arranged on the second fixing plates, a protection assembly is arranged on the motion camera body, and when the motion camera is used, an inserting rod is inserted into a supporting rod in a penetrating mode, and when the motion camera is used, the inserting rod can drive the supporting rod to rotate; and then the two ends of the inserting rod are rotationally connected to one sides of the second fixing plates, the rotating and supporting effects can be achieved during use, a second limiting plate fixed to one sides of the two second fixing plates can achieve the limiting effect during use, and the situation that the rotating amplitude of the supporting rod is too large is avoided.

The invention discloses a controllable temperature detection device for a molding bin of an SLM printer, comprising a printer body, wherein a molding cavity is arranged in the printer body, a printing base is arranged at the bottom of the molding cavity, a temperature detection component is arranged on the side wall of the molding cavity, and the temperature detection component is used to detect the temperature in the molding cavity; an alarm device is arranged on one side of the printer body, the alarm device cooperates with the temperature detection component, a square through groove is arranged on the side wall of the molding cavity, and the temperature detection component is located in the square through groove; by arranging the alarm device, a high temperature signal is transmitted to the alarm device, and the alarm device sends out an alarm to remind a staff member to perform a rapid cooling process to avoid a fire caused by persistent high temperature; at the same time, by using the alarm device, it is avoided that the staff member fails to observe the high temperature situation in time due to negligence or failure to observe the printer body in real time for some reason, thereby improving the safety of the device and reducing accidents.

The invention relates to the technical field of punching machines, and discloses a connecting rod driven variable speed punching machine with a gear shaft sleeve, which comprises a rack, a crankshaft rotationally connected with the inner wall of the rack, and a punch connected with the crankshaft, a transmission unit is further mounted in the rack, a tooth-shaped shaft body is mounted on the transmission unit, and a shaft sleeve group is fixedly mounted in the rack. A gear body is installed between the shaft sleeve sets, a hinge part is arranged in the gear body, one end of the hinge part is rotationally connected with the inner wall of the gear body, a connecting rod frame is fixedly installed at the end, located in the gear body, of the crankshaft, and one end of the connecting rod frame is fixedly connected with the hinge part. The hinge part rotationally connected with the inner wall of the gear body rotates along with the gear body, and the hinge part applies acting force to one end of the connecting rod frame in the rotating process, so that the connecting rod frame drives the crankshaft to rotate under the acting force, and then the crankshaft drives the punch to move at a low pressing speed and a high returning speed.

The utility model relates to a novel multi-axial machining automobile anti-collision beam milling hole tool which comprises a rotating platform, a fixed clamp and an anti-falling clamp, the rotating platform is provided with a supporting face, the fixed clamp is installed on the supporting face and provided with at least two clamping ends with the adjustable size, the anti-falling clamp comprises an anti-falling driving piece and a check block, and the check block is connected with the fixed clamp. The anti-falling driving piece is fixedly arranged on the supporting face, the output end of the anti-falling driving piece is connected with the check block, and an anti-falling gap is formed between the check block and the supporting face. The anti-collision beam is placed on the supporting face and fixed through the fixing clamp, at the moment, the fixing clamp only needs to be attached to the anti-collision beam, meanwhile, the anti-falling driving piece drives the check block to move till the anti-collision beam penetrates through the anti-falling gap formed between the check block and the supporting face, and at the moment, the anti-collision beam can be secondarily fixed between the check block and the rotating platform. And the situation that the anti-collision beam is separated from the fixing clamp due to the fact that the rotating amplitude of the rotating platform is too large in the rotating process is avoided.

The invention relates to a numerical control screw rotor machining milling machine which comprises a base. The clamping assembly is arranged on the base; the fixed seat is arranged on the base in a sliding manner; the first pushing assembly is arranged on the base and is connected with the fixed seat; the roller is rotationally arranged on the fixed seat; the first driving assembly is arranged on the fixed seat and is connected with the roller; the milling assembly comprises a tool apron, a first rotating shaft and a milling cutter; the transmission assembly comprises a first motor, a connecting shaft, a first helical bevel gear, a second helical bevel gear, a second rotating shaft, a third rotating shaft, a first helical gear, a second helical gear, a third helical gear and a fourth helical gear; the cooling pipe is arranged in the roller and the tool apron; through multi-group transmission of the two groups of helical bevel gears and the four groups of helical gears, the transmission structure of the milling cutter can be more compact, so that the size of the cutter holder is reduced, the integration level is higher, the rotation amplitude of the cutter holder is increased, the flexibility and applicability of the device are enhanced, and the practicability is high.

The utility model relates to the field of air valve actuators, in particular to an electric air valve actuator which comprises an air valve actuator body, and one end of the air valve actuator body is rotatably connected with a valve shaft. The distance between the driven gear ring and the center of the tray is changed, in the multiple gear rings, when the driven gear ring is located on the upper side of the inner gear ring or the outer gear ring, the driven gear ring is located on the inner ring, under the condition that the number of rotation turns of the driven gear ring is the same, the rotation amplitude of the valve shaft is larger when the driven gear ring is located on the inner ring, and quick and instant response of an air valve actuator body is better facilitated; due to the fact that the rotation degree of the valve shaft is smaller during rotation, accurate adjustment is facilitated, and the output shaft of the air valve actuator, namely the valve shaft, can be switched between accurate rotation and rapid response and can be adjusted according to needs.

This utility model provides a UV spectrophotometer with protective function, relating to the field of UV spectrophotometer technology. The utility model includes a spectrophotometer body, an operation panel on the top of the spectrophotometer body, a placement groove on the top of the spectrophotometer body, a connecting cover hinged to one side of the inner wall of the placement groove, and a protective device on the top of the spectrophotometer body. The protective device includes a support rod, which is fixedly connected to the top of the spectrophotometer body. A cylinder is fixedly connected to the surface of the support rod, a rubber sleeve is fitted onto the surface of the cylinder, a sponge sleeve is fixedly connected to the surface of the rubber sleeve, and a first damping rod is uniformly fixedly connected to the surface of the cylinder. When using the protective device, as the connecting cover rotates away from the top of the placement groove, the end of the connecting cover away from the placement groove presses against the surface of the cylinder, thus preventing excessive rotation of the connecting cover to a certain extent.

The invention discloses a power management circuit in photovoltaic charging, and relates to the field of electric energy storage, and the power management circuit in photovoltaic charging comprises a photovoltaic storage module which is used for converting solar energy into light energy and storing the light energy into a battery; the sampling voltage and the photosensitive voltage of the output voltage of the solar panel under the current sun illumination are collected and output to the solar panel rotating module; the solar panel rotating module is used for judging whether the photosensitive voltage is larger than the sampling voltage or not, and when the sampling voltage is larger than the photosensitive voltage, the driving motor drives the solar panel to rotate. Therefore, the efficiency of converting light energy into electric energy by the solar panel is improved. And a rotation rapid stopping module is arranged to rapidly stop the rotation of the solar panel after the solar panel is aligned with the sunlight, so that the solar panel is prevented from being overlarge in rotation amplitude and not aligned with the sunlight.

The utility model relates to the field of environmental sanitation engineering, in particular to a locking mechanism for a rear door of a garbage truck, which comprises a mounting block, a rotating rod, a connecting block, a hydraulic cylinder, a rotating block, a connecting rod and a limiting rod, the hydraulic cylinder is detachably connected with the connecting block and positioned below the connecting block, and the rotating block is detachably connected with the hydraulic cylinder and positioned below the hydraulic cylinder. The connecting rod is rotationally connected with the rotating block, the limiting rod is rotationally connected with the connecting rod and located at one end of the connecting rod, the hydraulic cylinder is started to push out the connecting rod, the sliding block is driven by the auxiliary rod to slide in the fixing shell under the assistance of the limiting rod, and the sliding block drives one end of the lock catch to rotate; and the other end of the lock catch locks the rear door under the limitation of a second limiting column, so that the rotation amplitude of the lock catch is increased, and the problem that a door body with a large thickness cannot be locked due to the fact that the rotation amplitude of the lock catch is small is solved.

The present invention relates to an MCB circuit breaker terminal protection device, comprising a base (1), a cover (2), a rotating base (3) and two protective covers (4), wherein the base (1) is a round tube structure and two fulcrum pins (12) are symmetrically arranged on its end surface, the rotating base (3) is a round cover structure and two transmission pins (31) are symmetrically arranged on the inner surface of its end surface, the rotating base (3) is placed in the cover (2) and the front and rear end surfaces of the cover (2) and the end surface of the rotating base (3) are provided with round through holes, the round through hole on the rear end surface of the cover (2) is clamped on the base (1), the upper and lower surfaces of each protective cover (4) are correspondingly provided with a fixing hole (41) and a limiting groove (42), the fulcrum pin (11) and the transmission pin (31) are respectively inserted into the limiting groove (42) and the fixing hole (41) of the protective cover (4). Compared with the prior art, the present invention has the advantages of simple operation and high protection level.