67results about How to "Reduce installation parts" patented technology

A shock absorber body which makes telescopic motion in response to an input from outside has a ball screw mechanism (16) which converts the telescopic motion into rotary motion and is composed of a ball nut (17) and a screw shaft (18). A motor (32) is provided coaxially with the shock absorber body (30). The motor (32) generates electromagnetic resistance to oppose against the rotary motion which inputs into a rotary shaft (6) of the motor. A cylindrical member (1 or 23) which covers the shock absorber body (30) and the motor (32) from outside and whose part covering the motor (30) also serves as a motor frame is provided. Damping force which opposes against the telescopic motion of the shock absorber body (30) is generated according to electromagnetic force of the motor (32).

The invention provides a device for taking and putting crystalline grain, comprising a swinging arm and a move controlling device. The device is characterized in that the front end of the swinging arm is provided with an absorption head; the move controlling device is connected with the end of the swinging arm to control the swinging arm to be perpendicularly move; and the move controlling device provides an upward force for the swinging arm to reduce force applied to the crystalline grain when controlling the swinging arm to descend. The device for taking and putting the crystalline grain has the advantages of preventing the absorption head from damaging, fast and exact swinging move, and reducing manufacture cost.

The invention provides a flat television assembling structure which comprises a front shell (1), a display screen (3) and a back shell (2), wherein the front shell (1) is tightly attached to the circumference of the display screen (3) due to the own elasticity; the display screen (3) and the back shell (2) are connected in a fastening manner; and the display screen (3) is tightly compressed and fixed by the front shell (1) and the back shell (2) through the matching of a clamping buckle (8) and a clamping groove (7). The invention also provides a flat television. By using the technical scheme, the invention omits some structures (such as brackets, screws, clamping buckles and the like), saves television installation parts, lowers the production cost, simplifies the installation procedure and increases the productivity. Meanwhile, the structure enables the whole television to have narrower borders and a more beautiful appearance, thereby meeting the requirements of consumers for ultra-narrow-border flat televisions.

The invention discloses a channel gate lock. The channel gate lock comprises a lock body and a driving device, wherein the lock body comprises a shell, a fixing seat is arranged in the shell, a driving shaft through hole is formed in the fixing seat, a spring bolt driving shaft which reciprocally moves along the driving shaft through hole is arranged in the driving shaft through hole, a spring bolt is arranged at one end of the spring bolt driving shaft, a limit block is arranged at the other end of the spring bolt driving shaft, and a return spring is arranged on the spring bolt driving shaft between the spring bolt and the fixing seat in a sleeved mode. The driving device comprises a poke wheel which is rotatably arranged in the shell and the driving shaft which drives the poke wheel to rotate, the poke wheel comprises a poke wheel body and a poke arm which is arranged at one end of the poke wheel body, one end of the poke arm away from the poke wheel body extends between the limit block and the fixing seat, a return torsional spring is arranged in the poke wheel body, under the effect of the return torsional spring, the poke arm abuts against one side of the limit block which is adjacent to the fixing seat. The channel gate lock has the advantages of precisely simplifying in structure, being simple in structure, capable of greatly reducing the number of the installation parts of the channel gate lock, and lowering manufacturing cost by utilizing cooperation between a poke wheel shape structure and the driving shaft to realize work of the lock body.

The invention discloses an assist robot without a fixed seat and a control method thereof, relates to the technical field of medical apparatus and instruments and aims to solve the technical problemsthat the whole robot is large in weight, complicated in structure and poor in flexibility due to the fact that an automatic seat is arranged on the existing assist robot. The assist robot comprises ahip support bandage, a waist holding bandage and a robot body with Mecanum wheels, wherein a foot bottom support plate and a lifting support mechanism are arranged on the robot body; the lifting support mechanism comprises a chest abutting plate, a first connection part is arranged on the lower end surface of the chest abutting plate, and a second connection part is arranged on the side wall of the chest abutting plate; a third connection part which is matched with the first connection part is arranged on the hip support bandage, and a fourth connection part which is matched with the second connection part is arranged on the waist holding bandage. According to the provided assist robot, not only can the standing posture and the sitting posture of a user be guaranteed, but also the weight of the whole robot can be reduced, the structure of the assist robot is simplified, and the flexibility of the assist robot is effectively improved.

The invention relates to a device for testing reliability of a safety belt and a binding system of a baby carriage. The device comprises a directly-driven motor (DDR), an intelligent driver, a set ofhigh-speed silent screws, a set of linear bearing guide rods and a pair of quick-fixing fixtures (upper and lower fixtures), an S double-connection hole type force measurement sensor (a foil gauge type sensor), an amplifier and a data processing system are utilized to complete measurement, upper and lower limit positions of the device are respectively provided with a proximity switch, the equipment is guaranteed not to carry out over-travel operation, safety of equipment operation and testers is guaranteed, a man-machine dialogue mode is employed, so the force value and time and the repeated experiment frequency in the pulling process can be accurately guaranteed. The device is advantaged in that artificial interference is eliminated, data confirmation is directly utilized, and detection accuracy and efficiency are greatly improved.

The invention discloses a connecting rod leg-imitated type travelling mechanism and method. The connecting rod leg-imitated type travelling mechanism comprises a main body, shafts and connecting rod mechanisms. The connecting rod mechanisms are connected with the shafts through crankshafts and symmetrically distributed on the two sides of the main body. Each connecting rod mechanism on each side comprises a forefoot connecting rod mechanism body and a hindfoot connecting rod mechanism body. The shafts comprise the front shafts and the rear shafts. One end of each crankshaft and the corresponding front shaft are in rotation pair constraint, and the other end of the crankshaft is connected with a corresponding short forefoot connecting rod and a corresponding long hindfoot connecting rod so that the short forefoot connecting rod and the long hindfoot connecting rod can be driven to rotate. The short forefoot connecting rod and a corresponding long forefoot connecting rod are in rotation pair constraint. Each long forefoot connecting rod and the corresponding rear shaft are in rotation pair constraint. The method comprises the following steps that the crankshafts drive the short forefoot connecting rods to start moving, and then other connecting rods are driven to move in sequence, so that the whole travelling mechanism moves forwards. The travelling mechanism is simple in structure, traveling can be completed through the simple crankshaft-connecting rod structure, and the connecting rod mechanisms have the characteristics of being capable of bearing large loads, convenient to manufacture and capable of reducing production cost and later maintenance cost.

A 3D printer comprises a rack which is provided with a base. The base is provided with a printing bottom plate. Stand columns are arranged on the two sides of the base. A printing platform is arranged on the stand columns. The base is further provided with a Z-axis moving system which is connected with the printing platform. Under the effect of the Z-axis moving system, the printing platform can move relative to the stand columns. A pulley block is arranged between the printing platform and the rack. An X-axis moving system and a Y-axis moving system are arranged on the surface of the printing platform. The Y-axis moving system is fixed to the printing platform. The X-axis moving system is arranged on the Y-axis moving system and can slide relative to the Y-axis moving system. The X-axis moving system is provided with a sprayer mounting pedestal which can horizontally slide relative to the X-axis moving system. A printing sprayer is arranged on the sprayer mounting pedestal. The sprayer mounting pedestal is detachably connected with the printing sprayer. The 3D printer has the advantages of being high in stability, long in service life, low in maintenance cost and the like, and the consumption requirement of the current market for the 3D printer is met.

The invention relates to a static contact structure and a fixed formation process for the same and an arc striking angle. By directly growing a stretching boss during the formation process of a connection plate, the step of arranging a fastening piece such as a bolt and a rivet during the fixed connection process is directly omitted, annealing of a welding process on the arc striking angle and a copper piece is prevented, the fixed installation speed of the arc striking angle and the connection plate is greatly improved by reducing the time of the step of fastening piece alignment and installation, an installation part and the installation step are reduced particularly when automatic equipment is used for fixing the arc striking angle, the structure of the automatic equipment can be correspondingly simplified, and the cost of researching and manufacturing the automatic equipment is reduced. Moreover, the part selection process is prevented, and the factory benefit is improved; and meanwhile, the arc striking angle is changed to be riveted after zinc plating, a traditional process of copper plating first and then silver plating is not depended, the electroplating cost is greatly reduced, and arc slag sputtering caused by relatively large resistance difference between an iron material (the arc striking angle) and a copper material (a contact) during welding operation is reduced.

The invention discloses a ship shutter installing and arranging structure, which is characterized in that a ventilation guide pipe passes through a pipeline hole formed in the cabin wall; a window seat is arranged in a position, opposite to the ventilation guide pipe, of the outer side of the cabin wall; a shutter is installed and connected into the window seat; the shutter and the cabin wall arein alternative arrangement; and a window cover which is connected onto the window seat and can be controlled to be opened and closed is arranged at the outer side of the shutter. The ship shutter installing and arranging structure has the advantages that the structure is simple; the installation and the arrangement are convenient; installation components are saved; the assembly efficiency is improved; and high practicability and good application prospects are realized.

The invention provides a device for taking and putting crystalline grain, comprising a swinging arm and a move controlling device. The device is characterized in that the front end of the swinging arm is provided with an absorption head; the move controlling device is connected with the end of the swinging arm to control the swinging arm to be perpendicularly move; and the move controlling device provides an upward force for the swinging arm to reduce force applied to the crystalline grain when controlling the swinging arm to descend. The device for taking and putting the crystalline grain has the advantages of preventing the absorption head from damaging, fast and exact swinging move, and reducing manufacture cost.