89results about How to "There will be no misalignment" patented technology

The invention discloses an internal medical clinical multifunctional training device. The internal medical clinical multifunctional training device comprises supporting legs, a leg supporting plate, amiddle plate and a back supporting plate, wherein the supporting legs are welded to the lower surface of the middle plate; the leg supporting plate is installed on one side of the middle plate through a connecting shaft A, and the back supporting plate is installed on the other side of the middle plate through a connecting shaft B; a headrest is mounted at the tail end of the back supporting plate; and a hydraulic mounting plate is mounted at the lower end of the outer side of the supporting leg close to one side of the back supporting plate. The internal medicine clinical multifunctional training device can be conveniently unfolded and folded through assemblies of the hydraulic cylinders so as to train the waist and leg functions of a patient, the patient can be protected through an armrest rod capable of being rotationally assembled and disassembled, training equipment at the tail end of the armrest rod can be replaced, and the hand functions of the patient can be trained.

The invention provides a bicycle steel pipe welding device, which includes a working platform, and an adjustable positioning block is arranged on the upper end surface of the working platform with the geometric center line of the working platform as a symmetrical axis, and is located in the center of the working platform. The position is provided with a backing plate, and the two sides of the backing plate are provided with a limit rod that can slide on the working platform, and a locking member for fixing the position of the limit rod is provided in the limit rod, The setting direction of the limit rod is parallel to the direction of the positioning block. A bracket is arranged outside the positioning block. A collection platform for collecting bicycle steel pipes is fixedly connected to the edge of the working platform. The beneficial effect created by the invention is: the positions of the positioning block and the limit rod can be adjusted, which provides convenience for the staff to align the bicycle steel pipes to be welded, and makes the position alignment operation smoother.

The invention discloses a cooling mold base for automobile moulds, which comprises a mold base main body. The cooling mold base has improved the shortcomings of the original products such as uneven alignment, short service life and insignificant cooling effect. This new type of cooling mold base for automobile molds is equipped with positioning grooves and needle plate guide edges, which realizes For the neat feature, the lower plate and the front panel are first aligned through the positioning groove provided, and then the needle plate guide edge is provided to make the lower plate and the panel align when they are closed, and there will be no misalignment. There is a water delivery hole The cooling effect of the mold base is improved, and the cooling effect is more significant. Using the internal water circulation to cool the mold base can quickly cool the mold base, making the service life of the mold base longer, reducing people's economic losses, and giving People help a lot.

The invention provides a packaging box manufacturing, forming and processing system. The packaging box manufacturing, forming and processing system comprises a base, two air suction devices, a liftingair cylinder, a lifting plate, an electric sliding block, a U-shaped frame, an erasing device and two sliding plates. The two sliding plates are arranged at the left end and the right end of the base, the air suction device is installed at the upper ends of the sliding plates, and the lifting air cylinder is installed in the middle of the base. The problems that according to a traditional butt joint way, two packaging boxes are usually butted manually, in the butt joint process, due to the fact that glue is in a fluid state and a handheld packaging box is difficult to completely stabilize, when the packaging boxes are attached to each other, the situation that the packaging boxes are misplaced possibly occurs, one-time accurate butt joint is difficult, after butt joint, redundant glue isusually extruded out and left at the butt joint position, and due to the fact that the packaging boxes are prone to slipping after being just butted, when the glue is wiped in multiple directions, thealigned packaging boxes are possibly misplaced again, and the operation is difficult to finish by a single person are solved.

The invention provides a forepoling bar structure for coal mine excavation. The forepoling bar structure comprises a main body, supporting pieces, turning rods, a bearing piece, a clamping piece, moving rods and ejection pieces, wherein the main body is of a rectangular long-strip-shaped structure, moving grooves are formed in the bottoms of the two ends of the main body, each supporting piece comprises connecting plates, and is of a cylindrical structure, an inserting hole of a circular structure is formed in the middle of the bottom of each supporting piece, and the two sides of the bottom of each supporting piece are provided with the corresponding connecting plates. The turning rods are used for being mounted at the bottoms of the supporting pieces so that the forepoling bar structurecan be conveniently and rapidly switched between a moving state and a fixed state when being used, therefore rapid fixing and using can be completed, the turning rods each are of an arc-shaped long-strip-shaped structure so that when the forepoling bar structure needs to be moved through moving wheels, the top ends of the turning rods can be inserted into inserting holes in the bottoms of the supporting pieces, then the turning rods cannot be turned any more, and can be fixed in a using state, and then the forepoling bar structure can be conveniently moved through the moving wheels.

The invention provides a battery shell manufacturing and processing process. A bottom plate, a limiting unit, a fixing rod, a lifting air cylinder, a sliding rod, a pushing air cylinder and a spot welding unit cooperate to complete operation. The battery shell manufacturing and processing process can solve the problems that as the thickness of an outer shell is small, a shell is concaved inwards when being clamped by a clamp; lap-joint edge positions are staggered in the clamping process; the condition of leakage welding occurs during electric welding as the lap-joint area of the outer shell is relatively small; the welding position is difficult to rapidly cool down after the battery shell is subjected to spot welding during electric welding; and welding nodules generated after welding aredifficult to timely treat due to the small size, so that the later surface printing process of the battery shell is affected.

The invention discloses a rubber cylinder hydraulic chuck and slip mounting tool and mounting method. The mounting tool comprises a supporting seat and further comprises a tightening mechanism and a lower pressing mechanism, the tightening mechanism is adjacent to the lower pressing mechanism, the tightening mechanism and the lower pressing mechanism are mounted on the supporting seat, the tightening mechanism is used for tightening slip in the radial direction of the slip, and the lower pressing mechanism is used for pressing a rubber cylinder downwards to be completely mounted at the exterior of the slip in a sleeving mode; and the tightening mechanism comprises a plurality of tightening pressing plates distributed along the circumference, a guide plate with a plurality of slide rails and a first driving unit used for controlling the tightening pressing plates to slide along the slide rails, the tightening pressing plates is slidably mounted on the slide rails, the guide plate penetrates through and is fixed on a flat plate of the supporting seat, the first driving unit is connected to the lower ends of the tightening pressing plates and is fixedly mounted below the guiding plate, the lower pressing mechanism comprises a lower pressing swing arm and a second driving unit used for driving the lower pressing swing arm to move vertically, and the second driving unit is connectedto the lower pressing swing arm and perpendicularly fixed on the flat plate of the supporting seat. The mounting tool is simple in structure, convenient to operate and high in mounting efficiency.

The invention discloses a paper diaper 3D embossing device. The paper diaper 3D embossing device comprises a shell, two pressing rollers installed on the shell and two correcting rings, a second embossing roller is arranged between the two pressing rollers, the shell is provided with a first embossing roller used in cooperation with the second embossing roller, the shell is used for supporting the whole paper diaper 3D embossing device, and a rack is installed on the rear side of the shell; and the two correcting rings are symmetrically arranged at the two ends of the second embossing roller, each correcting ring is tightly connected with the shell through a first spring, and a limiting block with the L-shaped cross section is fixedly installed at the top of each correcting ring. A straightening block on an adjusting rod moves and pushes a surface layer at the same time, so that the deviated surface layer is straightened, the subsequent surface layer compounding is more complete, the dislocation phenomenon is avoided, the subsequently produced paper diapers can be normally used, and the resource waste is avoided.

The invention provides a cutting and marking effect optimization method for an arc-shaped butt joint of laser equipment. The method comprises the following steps of 1, preset; 2, positioning; 3, operation; 4, optimization; and 5, circulation. In the step 1, a required arc shape or circle is drawn in advance in a control system; in the step 2, a scanning head is moved, so that the working focal length of a laser is enabled to correspond to the starting point position; in the step 3, the laser is started, a working light source is generated, and the working light source is cut and marked according to the shape pre-drawn in the step 1; in the step 4, the arc-shaped or circular marking is started from a starting point position, and then the laser is turned off at the terminal position, so thatthe scanning head continues to go away for a certain distance under the state that the laser is close to the working light source, and an optimized position is reached; and in the step 5, after the scanning head is moved away for a certain distance, the scanning head continuously moves to the position of the starting point of the next arc or the arc according to the continuous cutting and markinginstructions sent by the control system, and the next cycle is carried out. The problems that when the laser is used for cutting or marking the arc, seals cannot be closed, and are tilted or overlapped are solved.

The invention relates to a prefabricated building, in particular to a split type prefabricated stair integrated forming die and a stair production method. A partition plate is arranged in the middle of a step forming face of the die, a first side flange is arranged on one side of the step forming face, a second side flange is arranged on the other side of the step forming face, a female tongue-and-groove forming boss is arranged on the upper portion of the inner side of the first side flange, a male tongue-and-groove forming concave portion is arranged on the lower portion of the inner side ofthe second side flange, a left sub-stair and a right sub-stair of a split type stair can be formed in the same die in a one-time pouring and tamping manner, and therefore the die cost of the prefabricated stair is reduced, the production efficiency is improved, and step dislocation generated when the left sub-stair and the right sub-stair are spliced is avoided.

The invention discloses a joint assembly for a water pipe and a water pipe and a refrigerator with the joint assembly. The joint assembly comprises a first joint, a second joint and an elastic piece, wherein the first joint comprises a first body with a first water pore and a first guide part with a first accommodating cavity; the second joint comprises a second body with a second water pore and a second guide part with a second accommodating cavity; the shape of the second guide part is adaptive to that of the first guide part, and the second guide part is suitable for being accommodated in the first accommodating cavity; one of the left end and the right end of the elastic piece is connected with one of the first joint and the second joint, and the other one of the left end and the right end of the elastic piece is fixed; and when the second guide part is accommodated in the first accommodating cavity, the elastic piece usually pushes one of the first joint and the second joint to the other one of the first joint and the second joint. The joint assembly for the water pipe of the embodiment of the invention has the advantages of convenience for operation, quick connection and the like.