38results about How to "Solve problems such as damage" patented technology

A supporting boot of a propelling device of a shield tunneling machine comprises a gland (1), a propelling seat (2), a connection plate (3), a top plate (4), a supporting plate (5), a supporting block(6), first bolts (7), a main propelling oil cylinder (8), a ball head (9), second bolts (10 and 11), a connection screw rod and nuts (13 and 14); the ball head (9) is a part of the main propelling oil cylinder (8) and is arranged at one end of the main propelling oil cylinder (8); the gland (1) is provided with an inner hole matched with the ball head (9), and the inner hole is provided with thespherical surface; the propelling seat (2) comprises a ball socket; the propelling seat (2) and the gland (1) are attached to the ball head (9); the ball socket of the propelling seat (2) makes spherical contact with the ball head (9); the gland (1) is fixedly connected with one end of the propelling seat (2) through the second bolts (10 and 11); one end of the connection plate (3) is fixedly connected with the other end of the propelling seat (2) through the connection screw rod and the nuts (13 and 14), and the other end of the connection plate (3) is connected with the supporting plate (5)through the first bolts (7); and the top plate (4) is fixedly connected with the connection plate (3). The supporting boot can conduct automatic adjusting steering so as to be closely attached to a pipe segment.

The invention provides a load lock chamber capable of preventing vacuum from deformation. The load lock chamber comprises a first chamber, a second chamber and a top cover. The first chamber comprises a first bottom plate and four first side walls vertically extending from the first bottom plate, on two first side walls oppositely disposed, a first slot channel used for moving in and moving out abase plate is formed. The second chamber comprises a second bottom plate and four second side walls vertically extending from the second bottom plate, what's more, the second chamber combines the first chamber in a mode of making an upper part in an opening shape be located at a side of the first chamber. On two second side walls oppositely disposed, a second slot channel used for moving in and moving out the base plate is formed. The second chamber comprises a first reinforcing rib extending from the upper ends of the two second side walls provided with the second slot channel to the internal sides. The top cover covers the opening-shaped upper part of the first chamber, preventing vacuum deformation caused by pressure differences between laminated unit chambers to a great extent.

Provided is a method for processing a wafer, which processes a wafer made of silicon on which a plurality of devices are formed by dividing the front surface by a plurality of dividing lines, and includes: The converging point of the pulsed laser beam is positioned inside the wafer, and the area corresponding to the planned division line is irradiated with the pulsed laser beam from the back surface of the wafer, and the holding mechanism is processed and fed to the laser beam irradiation mechanism, and the inside of the wafer Forming a modified layer; a dividing step, after the modified layer forming step, applying an external force to the wafer and using the modified layer as the starting point of division to divide the wafer along the planned division line, in the modified layer forming step, after irradiation The portion from the center of the pulsed laser beam to the wafer to the outer periphery on the downstream side in the processing feed direction misses a part of the pulsed laser beam, and positions the converging point of the pulsed laser beam inside the wafer.

The invention discloses a method for manufacturing an aircraft ground comprehensive support test equipment cable, which belongs to the technical field of cable manufacturing, and comprises the following steps of selecting a PU tube as an outer sheath; scribing and sheathing the outer sheath; and sheathing the outer sheath outside the wire harness Injecting glue; cable bifurcation fixing; terminal treatment; crimping connector contact couple; welding terminal handle; assembling connector; cable inspection, conduction and insulation inspection; potting of connector contact; installation Rear accessories and wiring handles; tidy up cables; inspection, conduction check for correctness of wiring harness wiring; conduct insulation resistance testing as required; check cable length, external identification and correctness of all connector assembly combinations; send to the warehouse. The invention can solve the problems such as pin shrinkage, breakage, connector wear, aging and cracking of the cable of the comprehensive support test equipment on the ground of the aircraft due to the constant dragging stress, and damage to the protective cover and wire due to dragging, friction and temperature, etc. .

The invention discloses depth-adjustable intelligent ploughing equipment which comprises a grass cutting mechanism, a grass collecting mechanism, a grass smashing mechanism, a ditching mechanism, a soil smashing mechanism and a control mechanism. A depth adjusting device is arranged in the ditching mechanism, the grass cutting mechanism, the grass collecting mechanism, the ditching mechanism and the soil smashing mechanism are all arranged on ploughing equipment body, the grass collecting mechanism is arranged above the grass cutting mechanism, the grass smashing mechanism is arranged in the grass collecting mechanism, the ditching mechanism and the soil smashing mechanism are sequentially arranged in rear of the grass cutting mechanism, and the grass cutting mechanism, the grass collecting mechanism, the grass smashing mechanism, the ditching mechanism, the soil smashing mechanism and the depth adjusting device are all connected with the control mechanism. By arranging the grass cutting mechanism on the ploughing equipment, the grass cutting mechanism cuts grass on uncultivated land, the grass collecting mechanism recycles the grass cut by the grass cutting mechanism, the grass smashing mechanism smashes recycled weed, the whole process is simple and convenient, and ploughing speed of the equipment is increased; by arranging the smashing mechanism, space is saved.

The invention discloses a hand-held electronic device and an ultrasonic inspection apparatus. The hand-held electronic device can be taken as a hand-held probe of the ultrasonic inspection apparatus and comprises a body, an acceleration sensor, an angle sensor and an angular momentum generation device. The acceleration sensor is arranged at the body for generating a first sensing value about the acceleration speed of the body. The angle sensor is arranged at the body for generating a second sensing value about the angle of the body. The angular momentum generation device is arranged at the body and is provided with a rotation shaft and a rotation member, wherein the rotation shaft penetrates the mass center of the hand-held electronic device, and the rotation member can rotate by taking the rotation shaft as a center. The angular momentum generation device can be driven to selectively rotate the rotation member according to the first sensing value and the second sensing value so as to change the direction of the body and accordingly provide falling protection.

The invention provides a load lock chamber capable of preventing vacuum from deformation. The load lock chamber comprises a first chamber, a second chamber and a top cover. The first chamber comprises a first bottom plate and four first side walls vertically extending from the first bottom plate, on two first side walls oppositely disposed, a first slot channel used for moving in and moving out abase plate is formed. The second chamber comprises a second bottom plate and four second side walls vertically extending from the second bottom plate, what's more, the second chamber combines the first chamber in a mode of making an upper part in an opening shape be located at a side of the first chamber. On two second side walls oppositely disposed, a second slot channel used for moving in and moving out the base plate is formed. The second chamber comprises a first reinforcing rib extending from the upper ends of the two second side walls provided with the second slot channel to the internal sides. The top cover covers the opening-shaped upper part of the first chamber, preventing vacuum deformation caused by pressure differences between laminated unit chambers to a great extent.

The invention relates to a VOCs waste gas treatment system and treatment method, including a base, a waste gas storage tank, a condensation primary analysis device and a mixing treatment device. The waste gas storage tank is arranged on the left side of the upper end of the base, and the upper end of the base is arranged on the right side. There is a mixing treatment device, and a condensation primary analysis device is arranged between the waste gas storage tank and the mixing treatment device; the present invention condenses and precipitates the organic matter in the VOCs waste gas through the method of condensation, and reduces the concentration of the VOCs waste gas, thus solving the problem caused by the high concentration The VOCs in the VOCs will react violently and may cause combustion, which will lead to problems such as equipment damage; the invention solves the problem of excessive oxygen consumption, which causes waste and increases costs, by introducing waste gas and oxygen in equal proportions.

The invention discloses a working method of intelligent integrated seeding equipment. The seeding equipment comprises a ditching mechanism, a seeding mechanism and a control device. A ditching control mechanism, a seeding control mechanism and a control mechanism are arranged in the control device; a depth adjusting mechanism for adjusting the ditching depth according to types of crops is arranged in the ditching control mechanism, a type adjusting mechanism for seeding different crops is arranged in the seeding control mechanism, the ditching control mechanism is connected to the ditching mechanism, the seeding control mechanism is connected to the seeding mechanism, and the ditching mechanism, the seeding mechanism, the ditching control mechanism and the seeding control mechanism are connected to the control mechanism. By arranging the type adjusting mechanism, different seeding demands can be met; by arranging the depth adjusting mechanism in the ditching mechanism, the ditching depth can be adjusted according to the demands on different types of crops, so that the cultivation precision of the equipment is improved effectively, and intelligentization of agricultural production is achieved by the equipment.

The present invention provides a buffer structure, which comprises: a connecting rod, a counterweight rotatably connected to the connecting rod, and a buffer assembly connected to the counterweight. In the present invention, when the object to be protected is in a falling state, the counterweight can automatically turn according to the direction of the fall, and the buffer assembly can be vertically contacted with the ground when falling in any direction. Small instantaneous impact stress, so as to achieve the purpose of protecting the object to be protected, and there will be no stress concentration phenomenon.

A laser beam machining apparatus and a wafer processing method. The laser beam machining apparatus comprises: a to-be-processed object maintaining means having a maintaining surface for maintaining a to-be-processed object; a laser beam irradiation means for irradiating laser beams to the to-be-processed object which is maintained on the to-be-processed object maintaining means; a moving means for enabling the to-be-processed object maintaining means and the laser beam irradiation means to relatively move; and a shooting means for shooting a to-be-processed area of the to-be-processed object which is maintained on the to-be-processed object maintaining means. The laser beam irradiation means comprises: a laser beam oscillating means for oscillating the laser beams; a condenser for converging the laser beams oscillated from the laser beam oscillating means and irradiating the to-be-processed object which is maintained on the to-be-processed object maintaining means; and a spot adjusting means arranged between the laser beam oscillating means and the condenser to perform adjustment to make a spot of the laser beams irradiated on the to-be-processed object which is maintained on the to-be-processed object maintaining means to be a spot having a suitable size on an irradiated surface of the to-be-processed object.