69results about How to "Guaranteed up and down motion" patented technology

The invention discloses perforating equipment with a damping function for battery manufacturing. The perforating equipment comprises a base. A containing cavity is formed in the top of the base. Two symmetrical clamping grooves are formed in the inner side wall of the containing cavity. Supporting columns arranged with equal distances are fixedly connected to the inner bottom wall of the containing cavity. A cavity is formed in the top of each supporting column. According to the perforating equipment with the damping function for battery manufacturing, by utilizing the elastic force of buffering springs, up-down-type movement of buffering columns and a perforating frame body is guaranteed, and the shaking force borne by the perforating frame body can be effectively buffered, so that sliding and toppling of the perforating equipment are avoided, damping performance is good, certain anti-skid performance is achieved, large-margin sliding of the base is effectively avoided, and the stabilization effect is good; and heat generated by a motor can be dissipated timely, accumulating of the heat in an equipment cavity is avoided, the heat dissipation effect is good, and normal using of the perforating equipment is effectively guaranteed.

The invention discloses an ice-resistant device applicable to a polar ice zone ocean platform.The ice-resistant device comprises a self-adaptive tide floating type self-elevating device and a structure strengthening device, the structure strengthening device is located above the self-adaptive tide floating type self-elevating device and comprises a circular-cone-shaped lower cone, multiple wave absorbing holes are formed in the lower cone, a first partition plate is arranged on the inner side of the lower cone and connected with a second partition plate through multiple inclined struts which are mutually connected in a staggered mode, multiple damping devices are connected between the first partition plate and the second partition plate, and the second partition plate is arranged on a stand column in a sleeving mode.According to the ice-resistant device applicable to the polar ice zone ocean platform, by means of the damping device, the self-adaptive tide floating type self-elevating device and the structure strengthening device, damping and strength requirements of the structure can be effectively strengthened, and meanwhile the ice-resistant effect can be flexibly carried out by adapting to rising or falling of the tide water level.

The invention discloses a tamping machine provided with double crank and rocker mechanisms. The tamping machine comprises a tamping machine body, the crank and rocker mechanisms and a tamping block device, wherein the tamping machine body is provided with wheels, a handle, a compartment body, a fixed base, a guide plate and a motor supporting base; each crank and rocker mechanism is provided with a rocker, a sliding block, a crank, a driving motor and a connecting arm; the tamping block device is provided with a tamping block, connecting plates and set screws. The tamping machine is simple in structure, convenient, practical, small in occupied space and capable of being easily moved to any required positions; the double crank and rocker mechanisms are used, so that the tamping block can be effectively moved up and down, and the sufficient inertia can be provided.

The invention discloses an injection mold for embedding of an automobile sealing strip insert. The injection mold comprises an upper mold plate (1), a lower mold plate (2), an ejection plate (3), a base plate (4) and a sealing strip (7). The ejection plate (3) is located on the base plate (4). The lower mold plate (2) is located between the upper mold plate (1) and the ejection plate (3). An upper mold plate (5) is arranged below the upper mold plate (1). A lower mold plate (6) is arranged above the lower mold plate (2). The lower mold plate (2) is provided with an oblique slide block (8) used for forming the rubber coating part of the front end face of the sealing strip (7), a slide block (22) used for forming the rubber coating part of the inner side face of the sealing strip (7) and a mobile slide block (36) positioning the outer side face of the front end of the sealing strip (7). The upper mold plate (1) is provided with an oblique guide column (33) slidably matched with the oblique slide block (8). By adoption of the injection mold for embedding of the automobile sealing strip insert, personal injury cannot be caused, so that the safety coefficient is high.

The invention discloses a vehicle door buffer device, and belongs to the technical field of automobile manufacturing. The vehicle door buffer device comprises a threaded column which is arranged on the lower portion of an inner plate of a vehicle door and is in threaded connection with a buffer block, and a pressure-sensitive element which detects the gap between the vehicle door and a vehicle body when the vehicle door is closed is arranged on the buffer block; and a rotating shaft driven by a motor is fixed below the threaded column, and a wiring pin of the pressure-sensitive element penetrates through a core hole of the buffer block, a core hole of the threaded column and a core hole of the rotating shaft to be connected with the motor through a control module. The device can solve theproblems that the matching gap between an existing door assembly and a vehicle body difficultly guarantees avoidance of interference, paint damage and deformation between a vehicle door and the vehicle body during vehicle door closing or driving processes.

The invention discloses a side parking system which comprises a guide rail box (9), an upper cover plate (2) covering the upper end of the guide rail box (9), a mobile box (8) installed in the guide rail box (9) and a lower cover plate (6) covering the upper end of the mobile box (8), wherein an elliptical unfair hole is formed in the bottom face of the mobile box (8), a step hole is formed in the lower surface of the lower cover plate (6), the lower and upper ends of a base (7-1) of a vertical push rod device (7) are respectively installed in the elliptical unfair hole and the step hole, and the base (7-1) of the vertical push rod device (7) is connected with a push rod (7-2) which sequentially passes through a circular through hole in the lower cover plate (6) and a stripe-like through hole in the upper cover plate (2) and is connected with a supporting plate (1). The side parking system provided by the invention is reasonable in structural design, convenient to operate and good in safety, can fully utilize spaces above both sides of the road without occupying the ground space, and can alleviate the problem of crowded parking, thus the system has a wide market application prospect.

The invention discloses a lithium battery pack heat dissipation structure which comprises a battery bottom fixing plate, a 48V hybrid battery, an airflow driving device and a battery fan cover, wherein the 48V hybrid battery is installed on the battery bottom fixing plate, the airflow driving device is connected to the outside of the 48V hybrid battery in a sleeving mode, the bottom of the airflow driving device is connected to the battery bottom fixing plate, the battery fan cover covers the periphery of the 48V hybrid battery and the airflow driving device, and the bottom of the battery fan cover is connected to the battery bottom fixing plate. The airflow driving device comprises an airflow driving plate and a spring, the periphery of the 48V hybrid battery is sleeved with the airflow driving plate, one end of the spring is connected to the battery bottom fixing plate, and the other end of the spring is connected to the airflow driving plate. Through the structural design, the structural airflow driving plate in the battery moves to drive internal air to flow by utilizing inertia force in the moving process of the whole vehicle, so that the effect of cooling the battery is achieved, and other energy sources are not needed in the process. The invention further discloses a lithium battery pack heat dissipation method.

The invention discloses a self-adaptive damping spacer, which comprises a spacer body, the spacer body comprises a plurality of damping cavities, each damping cavity comprises a pipe body and a piston rod assembly, the piston rod assembly can move up and down in the pipe body along the axis of the pipe body, the piston rod assembly comprises a piston rod, a wire clamp, a spring clamping position, a piston and a sealing ring, the wire clamp is arranged above the piston rod, the spring clamping position is arranged on the piston rod and below the wire clamp, the reset spring is arranged between the wire clamp and the spring clamping position, the piston is arranged in the middle of the piston rod, the piston rod is sleeved with the sealing ring, the pipe body is a barrel with one end open, and connecting supporting lugs are arranged on one side of the closed end and one side of the open end respectively. A cavity, a through hole and a pressure balancing hole are further sequentially formed in the pipe body from the open end to the closed end in the axial direction, the cavity is filled with shear thickening fluid, the piston is arranged in the cavity of the pipe body, the opening of the pipe body and the through hole guide vertical movement of the piston rod in the pipe body, and the pressure balancing hole is used for maintaining air pressure balance in the pipe body, so that the up-and-down movement of the piston assembly in the pipe body is ensured.

The invention discloses an open blanking die. The open blanking die comprises an upper die part and a lower die part. The upper die part comprises a die handle connected with an outer press machine, and a male die connected with the die handle. The lower die part comprises a lower die holder and a female die located in a lower die holder hole. A material guiding plate is arranged on the upper portion of the lower die holder. A discharging plate is arranged on the upper portion of the material guiding plate. The material guiding plate and the discharging plate are both of a split structure and each provided with a strip-shaped hole. The material guiding plate, the discharging plate and the lower die holder are connected through screws. The screws sequentially penetrate the strip-shaped hole of the material guiding plate, the strip-shaped hole of the discharging plate and a threaded hole of the lower die holder. The open blanking die has the beneficial effects that due to the fact that the discharging plate and the material guiding plate are of the split structure and the holes through which the discharging plate and the material guiding plate are connected with the lower die holder are formed in the manner of strip-shaped holes, when the boundary dimension of a machined workpiece changes, the position of the discharging plate and the position of the material guiding plate can be adjusted through the strip-shaped holes, and the problems that the boundary dimension of a workpiece machined by a traditional blanking die is simplex and universality is poor can be solved.

The invention provides a device for testing compression resistance of an aluminum ice solid propellant. The compression resistance testing device comprises a base (1), a chemical groove (3), a force bearing rod (5) and a limiter (6), wherein the chemical groove (3) is formed in the base (1); the limiter (6) is arranged above the base (1); the force bearing rod (5) is nested in the limiter (6) and acts on the surface of an aluminum ice solid propellant test block (4) in the chemical groove (3). When being used, the compression resistance testing device is applied to a material tester, the pressure of the material tester is transferred to the surface of the propellant test block through a mechanism, and the compression resistance of the propellant is tested. The compression resistance testing device can be applied to the field of solid propellant tests.

The invention relates to the technical field of waste steel processing, in particular to a cutting device for steel scrap processing. The cutting device comprises an oil cylinder with a cuboid structure, a controller with a cuboid structure and a cutting table; the cutting table comprises a square fixing plate and a transverse frame with a cuboid structure; a sliding chute is formed in the middleof the transverse frame, guide grooves are symmetrically formed in the two sides of the sliding chute, a square sliding plate is arranged in the sliding groove in a matched mode, side convex blocks are symmetrically arranged on the two sides of the bottom of the sliding plate, and the side convex blocks are arranged in the guide grooves in a sliding fit mode; and the two ends of the guide groove are symmetrically provided with contact sensors with square structures; the cutting table is vertically and fixedly welded to the left end of the cross frame, the top of the fixing plate is fixedly provided with a controller, and the right side of the fixing plate is fixedly provided with a telescopic hydraulic rod. The cutting device is high in intelligent degree, convenient to use, safe in equipment work, and good in practical value and popularization value.

The invention discloses a vibration reducer for automobile noise reduction. The vibration reducer comprises a cylinder body and a stabilizing plate, wherein the stabilizing plate is arranged in the middle part of an inner cavity of the cylinder body; the middle part of the stabilizing plate is provided with a plurality of ascending and descending holes in a round array form; an ascending and descending sleeve is arranged in each ascending and descending hole; an ascending and descending rod is arranged in the ascending and descending sleeve; the bottom ends of all of the ascending and descending rods are fixedly connected with a lower press plate; the bottom end of the lower press plate is fixedly connected with a second telescopic rod; the other end of the first telescopic rod is fixedlyconnected to the bottom wall of the inner cavity of the cylinder body; a first spring is sleeved on the outer circle surface of the first telescopic rod; the top ends of all of the ascending and descending rods are jointly and fixedly connected with an upper press plate; a second telescopic rod is arranged in the middle part of the bottom end surface of the upper press plate; a second spring is sleeved on the outer circle surface of the second telescopic rod. Through the first spring and the second spring, the collision between the telescopic rod and the cylinder body is avoided, so that the generation of noise is avoided from sources; the stabilizing plate is matched with the slide sleeve, the vertical upward and downward movement done by the ascending and descending rod can be effectively ensured; the noise generated by instable movement of the ascending and descending rod can be effectively prevented.

The invention discloses a crusher for magnetic materials. The crusher comprises a crusher body and feed ports, wherein a filter plate is installed on the inner wall of the crusher body, a first rotating shaft is fixed in the middle of the filter plate, one end of the first rotating shaft is connected with a first motor, and the first motor is located above the crusher body; cross rods are fixed onthe edge sides of the first motor; a first fixed block is arranged at the top of the first motor; one end of a bearing rod is connected with a second pin shaft, a second rotating shaft and a third pin shaft are fixed at the tops of baffles, a second fixed block is fixed at the top of a support, and a third fixed block is arranged at the top of the support; the feed ports are located at the top ofthe crusher body; and a discharge port is arranged at the bottom of the crusher body. According to the crusher for the magnetic materials, crushed materials contain a few particles, and thus it is guaranteed that the quality of a manufactured product is higher.