55results about How to "No skewing" patented technology

The invention discloses a balance adjusting device for a 3D printer. The balance adjusting device comprises a printing tray and a supporting platform located below the printing tray, and the two sidesof the printing tray are provided with guiding rods fixedly mounted on the top of the supporting platform; the two guiding rods are vertically arranged, movable seats are slidably mounted on the twoguiding rods, and screw rod sleeves are fixedly welded to the sides, close to each other, of the two movable seats; and the sides, close to each other, of the two screw rod sleeves are fixed and welded to the two sides of the printing tray correspondingly, the position below the printing tray is provided with a mounting groove formed in the top of the supporting platform, and a stepper motor is fixedly mounted in the mounting groove. The balance adjusting device for the 3D printer is simple in structure and high in practicability and mechanization degree, the trouble of manual adjusting of theprinting tray by people is avoided, the situation that people adjust and use the printing tray according to the actual needs is facilitated, the stability of the printing tray after being adjusted isgood, the situation of inclining does not occur, and use demands of people are met.

The invention discloses a cooling fin stamping and riveting structure. The structure comprises a base and cooling fins. Grooves are formed in the surface of the base. At least one sides of openings ofthe grooves are provided with contact surfaces correspondingly. Each cooling fin comprises an implanting portion, a connecting portion and a body portion which are connected together, wherein the implanting portion is of a reflexed structure and embedded into the corresponding groove, and the connecting portion extends to one side relative to the implanting portion and abuts against the corresponding contact surface. By forming the connecting portions on the cooling fins correspondingly and making the connecting portions make contact with the contact surfaces on the base, on the one hand, onesides of the cooling fins can be stably supported, the implanting portions of the reflexed structures are better stressed when being stamped by a stamping punch, the cooling fins are more reliably bonded to the base, the height of the cooling fins is further decreased, bending deformation is not prone to occurring, deflection is avoided, and it is ensured that cooling flow channels formed betweenthe cooling fins are straight; and on the other hand, heat on the base can be directly transmitted to the connecting portions, and the cooling efficiency is effectively improved.

The invention relates to the technical field of LED advertising lamps, in particular to an LED advertising lamp spliced back plate adjusting mechanism and an application method thereof. The adjustingmechanism comprises a base and a controller; the controller is fixedly connected with the left end of the base; a fixing adjusting device is fixedly connected with the bottom end of the base; an adjusting device is fixedly connected with the front end of the base; a cutting device is fixedly connected with the bottom end of the adjusting device; and a back plate is arranged on the inner side of the fixing adjusting device. Via the arrangement of a fixed cylinder, a moving cylinder, a clamping rod, a connecting rod, clamping grooves, a push rod, a protecting rack and a cutting tool, operators can adjust the position of the cutting tool in the vertical direction based on actual situation of use, so complete cutting of the back plate by the cutting tool is guaranteed and dimension adjustmentof the back plate is thereby completed; and furthermore, via mutual buckling of the clamping rod and the fixed cylinder, operators can conveniently adjust the position of the cutting tool in the vertical direction, and use of the mechanism is convenient.

The invention discloses a manual label making machine with a continuous printing function. The manual label making machine comprises a housing, a full cutting button is installed on the housing, the full cutting button is connected with a full cutting knife assembly, an extension arm is connected to the full cutting button, and a photoelectric detection switch area is arranged in the housing; whenthe full cutting button is pressed to start label paper cutting, the extension arm enters the photoelectric detection switch area under the driving of the full cutting button; when the full cutting button resets after label paper cutting, the extension arm leaves the photoelectric detection switch area under the driving of the full cutting button. In the manual label making machine, through the cooperation of the extension arm arranged on the full cutting button and the photoelectric detection switch area, start and stop of a paper feeding mechanism and a printing head of the label marking machine can be controlled according to signals sent when the extension arm enters and exits from the photoelectric detection switch area, then, the label marking machine can perform printing without blanks, and the waste of the label paper can be reduced. Besides, through structural improvement on the full cutting knife assembly, cutting is facilitated, the phenomena of skew, deckle edges and the like of cuts of the label paper do not occur easily, and the manual label making machine is suitable for application and popularization.

The invention discloses a fixing installation device of village and town river channel water processing equipment. The fixing installation device of the village and town river channel water processingequipment comprises a base. A clamping seat is welded to the top of the base, a water processing equipment body is connected to the top of the clamping seat in a clamping mode, first gear sleeves aremounted on the left and right sides of an inner cavity of the base, and adjusting columns are mounted in the first gear sleeves in a threaded mode. A gear ring is mounted at the bottom of the base, athreaded sleeve with an external thread is movably mounted at the bottom of the gear ring, an inner side of the threaded sleeve is connected to the outer walls of the adjusting columns in a threadedmode, a bearing end cover is connected to the outside of the threaded sleeve in a sleeving mode, a fixing frame is connected to the outside of the bearing end cover in a welding mode, and the top of the fixing frame is connected to the outside of the base in a sleeving mode. According to the fixing installation device of the village and town river channel water processing equipment, a height adjusting mechanism is arranged to properly install the water processing equipment body on the steep and rough river channel, so that a skewing phenomenon of the water processing equipment body cannot occur, and thus the later normal operation of the water processing equipment body is guaranteed.

The invention discloses an electric bicycle cushion convenient to disassemble, and relates to the technical field of bicycle accessories. The electric bicycle cushion convenient to disassemble comprises a cushion body. The bottom portion of the cushion body is fixedly connected with a fixing block. Sliding grooves are formed in the bottom portions of both sides of the fixing block. A spring is arranged in the fixing block. One end of the spring is fixedly connected with a clamping block. Both sides of the clamping block are provided with fixing pieces. The clamping block penetrates through thebottom portion of the fixing block and extends to the outside of the fixing block. The bottom portion of the fixing block is fixedly connected with a vehicle rod. Sliding blocks are connected with the sliding grooves in a sleeved mode, and the clamping block is arranged in a through hole in a clamping mode, so that the structure stability of the whole electric bicycle is effectively improved. A first stable block and a second stable block are arranged at the right angle position of a press block and an inner wall of a control box, it is effectively guaranteed that the press block cannot appear skew in the process of being pressed into the control box.

The invention relates to the technical field of biscuits, in particular to a baking production line used for biscuit production and provided with a cutting mechanism, the baking production line comprises a production line body, the production line body comprises a first bearing table, a first placement groove is formed in the top end of the first bearing table, and a cutter base is installed at the top end of the first placement groove; a cross cutter is fixedly installed at the top end of the cutter base, connecting blocks are fixedly installed on the two sides of the cutter base, a fixing mechanism is installed on one sides of the connecting blocks and comprises a first groove, the first groove is formed in one sides of the connecting blocks, a first spring is fixedly connected into thefirst groove, and a second spring is fixedly connected into the second groove. A limiting block is fixedly installed at one end of each first spring, and limiting grooves are formed in the two sides of the interior of each first containing groove. Through the arrangement of the fixing mechanism, workers can conveniently replace cross cutters in different shapes, the production line body can produce biscuits in different shapes, and the use limitation is reduced.

The invention discloses a semitrailer carriage and vehicle head joint bottom supporting structure. The supporting structure comprises a connecting plate, a support and a lifting mechanism, and the lifting mechanism is installed between the connecting plate and a supporting plate; two first vertical plates which are oppositely arranged are fixed to the upper surface of the connecting plate, and twosecond circular through holes are formed in the surface of each first vertical plate; a first shaft rod, a first connecting rod, a third connecting rod, a fourth connecting rod and a fifth shaft rodof the lifting mechanism form a rhombus structure; and a connecting cylinder is fixed to the second shaft rod in a penetrating mode, thread is formed in the inner wall of the connecting cylinder, anda threaded shaft is installed in the connecting cylinder. The fit design of the connecting rod and the threaded shaft makes the lifting movement of the supporting plate achieved by rotating a handle connected to the threaded shaft, so a speed-changing gear box is not used, the whole structure is compact, occupies no space, and can achieve the stable supporting effect; and the structure is compact,is easy to operate, and is suitable for supporting the bottom of the joint of the semitrailer carriage and the semitrailer head.

The invention discloses a wire arranging mechanism for a communication device and a wire arranging method thereof, and relates to the technical field of wire arranging mechanisms for communication devices. The wire arranging mechanism comprises two symmetrically arranged mounting blocks, rotating rods are fixedly mounted on the side walls of the two mounting blocks, and second gears are fixedly connected to the two rotating rods in a sleeving manner. The invention further discloses a wire arranging method of the wire arranging mechanism for the communication device. According to the wire arranging mechanism for the communication device and the wire arranging method thereof, by arranging a wire arranging size adjusting part, the distance between a plurality of extrusion rollers can be adjusted, then wires are fixed, the wire arranging mechanism can arrange the wires of different thicknesses, wire arranging mechanisms of different sizes do not need to be prepared, the application range of the wire arranging mechanism is wider, the multiple extrusion rollers can roll on the surfaces of the wires by moving the wire arranging mechanism, the wires are stably arranged, and the wire arranging mechanism is more practical.

The invention relates to a grounding device for a TN-C-S power supply system. The grounding device comprises a main body in a hollow quadrangular prism shape, wherein four groups of fixing rings are fixed to the upper end of the main body; a tapered fixing block is fixed to the lower end of the main body; a square connecting wire fixing block is welded on the right side of each fixing ring; a lifting rod is inserted into the top of each fixing ring; a fixing nut is nested outside the lifting rod; L-shaped fixing rings are engaged with the four corners of the main body; strip-shaped sliding slots are formed in the four sides of the main body; a second fixing rod is engaged with the inner sides of the sliding slots; the four groups of fixing rings are connected through the first fixing rod and are annularly nested outside the main body; and a first connecting rod is nested outside the first fixing rod. The grounding device for the TN-C-S power supply system is firm and stable in structure, cannot be inclined when fixed in the soil, is greatly improved in fixing effect, and is provided with an anti-separation structure on the outer side so as to be prevented from being detached from the soil layer under a non-human operation.

The invention discloses a copper bar processing system and a copper bar processing method. The copper bar processing system comprises a shearing system, a punching system and a bending system, wherein the shearing system comprises a first clamping mechanism used for clamping a copper bar up and down, a second clamping mechanism used for clamping the copper bar left and right, a first control mechanism used for controlling the clamping state of the second clamping mechanism, a first recognition mechanism used for recognizing the original position of the copper bar, a first driving mechanism used for driving the copper bar to move, a shearing mechanism used for shearing the copper bar, and a second recognition mechanism used for detecting the rotation angle of the second clamping mechanism; the punching system comprises a positioning device used for copper bar centering and punching equipment used for copper bar punching. The bending system comprises a bending die and bending equipment used for bending the copper bar. Precise shearing, punching and bending of the copper bar can be achieved.