18results about How to "Clamp tightly" patented technology

The utility model relates to the technical field of casting part machining, and discloses a stabilizing device for casting part machining, which comprises a working table, a supporting bottom plate is fixedly connected to the center of the top of the working table, and fixing plates are fixedly connected to the centers of the edges of the front side and the rear side of the top of the supporting bottom plate. The tops of the two fixing plates are fixedly connected with a mounting plate, a stabilizing mechanism is arranged at the center position of the top of the supporting bottom plate, the stabilizing mechanism is arranged between the two fixing plates, and limiting vertical plates are arranged on the left side and the right side of the stabilizing mechanism correspondingly; a containing groove used for containing a casting part is formed between the limiting vertical plate and the stabilizing mechanism. By arranging the stabilizing mechanism, the casting part can be effectively fixed in the machining process, and the problem that the casting part shifts or deforms due to vibration or impact in the machining process is solved. Meanwhile, the structure is simple, operation and maintenance are easy, and the production cost is reduced.

The application discloses a high-strength light-weight motor end cover which comprises an inner cover, an outer cover and a plurality of elastic supporting units arranged between the inner cover and the outer cover. The motor end cover is divided into the inner cover and the outer cover, and the split structure facilitates casting. The motor end cover is made of aluminum alloy and has a hollow structure, so that the motor end cover is light in weight. The annular convex ribs and the insert plate improve the overall mechanical strength. The elastic supporting units abut against two adjacent clamping units respectively, so that the clamping plate tightly clamps the insert plate. The annular convex ribs, the insert plate and the clamping plate improve the heat dissipation effect of the motor end cover.

The utility model discloses an aero -engine oil pump casing self -adaptation clamp, include: bottom plate, the one side of bottom plate top is rotatively connected with telescopic link, and the surface fixed connection of telescopic link has the link plate, the primary clamping subassembly, the one side fixed connection of primary clamping subassembly with the one side of link plate, primary clamping subassembly is used for to the basic clamping of aero -engine oil pump casing, the precision clamping subassembly, the one side fixed connection of precision clamping subassembly with the one side of primary clamping subassembly, precision clamping subassembly is used for to the accurate clamping of aero -engine oil pump casing, the utility model relates to clamp technical field. This aero -engine oil pump casing self -adaptation clamp, utilize the setting of primary clamping subassembly, can move swallow -tail piece on the surface of swallow -tail groove rail, and move simultaneously drive clamping pad to move, and it is convenient and quick to move clamping pad to the adjustment position vicinity, can hold the aero -engine oil pump casing of bigger size.

The utility model discloses a photovoltaic cell module windproof fixing structure relates to photovoltaic cell module field, including photovoltaic cell module body, the outside of photovoltaic cell module body is provided with fixed establishment, is positioned for photovoltaic cell module body, the bottom of fixed establishment is provided with adjustable mechanism, is adjusted for photovoltaic cell module body, this photovoltaic cell module windproof fixing structure, through fixed establishment and drive mechanism cooperation closely, drive piece one drives reciprocating lead screw, sliding table and rack operation, can drive gear one and first axle rod synchronous rotation, further through connecting block and connecting rod drive positioning plate and realize stable clamping to photovoltaic cell module body, and the contact surface of positioning plate and photovoltaic cell module body adopts rubber material, can avoid because extruding friction makes photovoltaic cell module body damage, has promoted the wind resistance stability after component installation also protected the integrity of photovoltaic cell module body, prolongs its life.

The utility model discloses a full -automatic pearl puncher, including puncher base and be provided with the mobile support arm of puncher base upper side four corner position department, the mobile support arm's lower side front and back both ends middle position department is provided with the receiving hopper respectively, the middle position department of receiving hopper is provided with the centralizing dish, the upper side position department of mobile support arm's left and right two ends is provided with the feeding mechanical arm of connecting external power supply power supply, and is connected through the tension spring between mobile clamp bar and fixed clamp bar, under the synergic effect of contact ring and pressure spring, when placing the pearl of different shape size, tension spring can be according to the actual contour and size of pearl and carry out the telescopic adjustment of self -adaptation. For example to oval pearl, the elastic deformation of spring can fill up the gap produced because of the irregular shape, ensure that the pearl is closely clamped, and do not need like traditional equipment, for different shape pearl frequently change special clamp, greatly improved the convenience of operation.

The utility model belongs to workpiece clamping technical field, specifically is a workpiece machining clamping device, including clamping platform and fixed installation in the protection casing of clamping platform top both sides edge position, the movable sleeve is connected in the automobile fittings of protection casing one end outside surface, the bottom middle position of clamping platform is provided with the soft pad ring of movable lap in the outside surface on the bottom of automobile fittings, the inside wall of protection casing is fixedly connected with limit rod no. When clamping automobile fittings, the bottom end surface of automobile fittings is lapped on the top surface of lap pad platform, at this time, the self gravity of automobile fittings is used to produce the downward pushing force of one end of swing arm, and the one end of swing arm is swung on the surface of support rod, and the slider on both ends of support rod is slid towards the inside wall of protection casing, and the bottom surface of automobile fittings is lapped on the top surface of soft pad ring.

The utility model provides a kind of pipeline temperature sensing tool and the air conditioner comprising it, it is related to air conditioning technical field, solve the technical problem that temperature sensing element dismounting is complex, material demand is much, cost is high, sampling is lost true, the pipeline temperature sensing tool, including handle, clamping part, temperature sensing element;Handle includes first arm and second arm, first arm and second arm middle part are hinged to form scissor type structure;Clamping part is set on first arm and second arm, to be measured pipeline is clamped from two sides respectively;Temperature sensing element is set on part or all clamping part, to carry out pipeline temperature acquisition.The utility model is used for pipeline temperature measurement, with the characteristics of novel sampling mode, strong structure universality, scientific and reasonable wiring mode, convenient and efficient operation, cost saving of repeated use.

The application discloses a filling and conveying combined transport equipment for oral liquid production and relates to the technical field of oral liquid production. The filling and conveying combined transport equipment comprises a bottom plate, a first supporting rod fixedly connected to the upper surface of the bottom plate, a first fixed frame fixedly connected to the end of the first supporting rod, a barrier cover fixedly connected to the inner cavity of the first fixed frame, a lifting device, a first fixed plate fixedly connected to the inner wall of the barrier cover, a threaded ring fixedly connected to the outer surface of the first fixed plate, and a positioning device.

The utility model discloses a jumper suspension clamp which comprises a U-shaped frame, a bolt A and an upper clamp. A lower wire clamp is arranged at the bottom of the U-shaped frame, and a hanging plate is arranged at the bottom of the lower wire clamp; the bolt A is arranged at the bottom of the lower wire clamp, and the top of the bolt A penetrates through the lower wire clamp; the upper wire clamp is arranged at the top of the bolt A; through the design that the upper wire clamp and the lower wire clamp are matched with the bolt A and the nut A, a cable can be tightly clamped, it is ensured that the cable is not prone to loosening in the using process, the anti-skid protrusions in the anti-skid structure make close contact with the cable, friction force is increased, and the cable is effectively prevented from sliding; through the heat-resisting layer and the heat-insulating layer in the anti-skid structure, heat generated by electrification of the cable can be effectively handled, the heat-resisting layer can prevent high temperature from damaging a clamp body material, and the heat-insulating layer further prevents heat transfer; the U-shaped frame, the bolt B and the nut B are used for fixing, and the closed pin is used for preventing the nut B from loosening.

This application discloses an adjustable-spacing gripper and robot, relating to the field of robot gripper technology. The adjustable-spacing gripper includes a frame and an X-axis pitch-changing mechanism. The X-axis pitch-changing mechanism is mounted on the frame along the X-axis direction. At least two first gripper assemblies are disposed on the X-axis pitch-changing mechanism, each first gripper assembly being used to grip material. The X-axis pitch-changing mechanism is used to adjust the spacing between two adjacent first gripper assemblies along the X-axis direction. This adjustable-spacing gripper can solve the problem of existing industrial robot grippers having difficulty gripping materials of different sizes.

The purpose of this invention is to disclose a sealing connector and system for intraoperative enema in patients with intestinal obstruction, including an intestinal wall clamping member and a locking member. The outer contour of the intestinal wall clamping member is cylindrical, and the intestinal wall clamping member is provided with a conical hollow part and a wedge-shaped cavity around the conical hollow part. The wide head side of the wedge-shaped cavity has a first clamping part and a second clamping part. The top of the first clamping part is convex, and the second clamping part is concave. The locking member is a hollow structure, and the locking member has a conical part corresponding to the conical hollow part. The locking member also has a cylindrical part. When the top of the conical part is screwed to exceed the top of the conical hollow part, the intestinal wall is clamped between the convex and concave surfaces. The technical effect is that the intestinal wall is clamped in the U-shaped space formed by the convex and concave surfaces. The clamped area of ​​the intestinal wall is large and the length is long enough to clamp it tightly and avoid leakage during flushing or suctioning of intestinal feces.

This invention provides a book clip and reading holder with adjustable clamping thickness. The book clip includes a base plate, a clamping plate, and a pivot. The clamping plate is rotatably connected to the base plate via the pivot and can slide axially. An elastic element is provided between the clamping plate and the base plate. The base plate has a first circumferential limiting structure, and the clamping plate has a second circumferential limiting structure. The first and second circumferential limiting structures contact each other to limit the circumferential movement of the clamping plate. In its natural state, the elastic element allows the second circumferential limiting structure to contact the first circumferential limiting structure. In its compressed state, the elastic element allows the second circumferential limiting structure to disengage from the first circumferential limiting structure, enabling the clamping plate to rotate relative to the base plate. This invention's book clip with adjustable clamping thickness can adjust the clamping thickness according to the thickness of the book, is easy to operate, has a higher adaptability to books of different thicknesses, and provides a tighter grip on the pages.

The improved pressure pad structure of the optical fiber cutting knife comprises an upper pressure pad and a lower pressure pad, each of the upper pressure pad and the lower pressure pad comprises a pressure pad base and a rubber pad, the pressure pad bases are provided with positioning grooves, the rubber pads are located on the positioning grooves, the end face parts of the rubber pads are arc-shaped, and the arc-shaped end face parts of the upper pressure pad and the lower pressure pad are matched with each other. The beneficial effects of the utility model are that: 1, the pressure pad adopts the parabolic cambered surface, the curvature enables the contact points of the optical fiber and the cambered surface to be increased, and the effective friction area is increased, so that the optical fiber is clamped more tightly; 2, when rubber is aged to generate salient points, the upper pressure pad and the lower pressure pad are cambered surfaces and are staggered up and down, so that the optical fiber can be compressed, the influence of the salient points can be filtered out, and the compression effect of long-term use is improved; and 3, when small objects exist on the rubber surface, the optical fiber pressing effect is not influenced.

The application discloses a unmanned aerial vehicle seedling transportation safety mounting structure for steep slope afforestation, relates to the technical field of forestry afforestation auxiliary equipment, and comprises a unmanned aerial vehicle body and a boom, the bottom of the unmanned aerial vehicle body is fixedly connected with a mounting plate through the boom, the bottom of the mounting plate is provided with a winding assembly, and the lower portion of the winding assembly is suspended with an opening and closing control mechanism, the unmanned aerial vehicle body, the opening and closing control mechanism, the grabbing rods and the clamping jaws are cooperated with each other, the planting protection unmanned aerial vehicle is used as a transportation carrier, the two grabbing rods are driven to move towards each other or away from each other through the synchronous driving of the bidirectional screw rods in the opening and closing control mechanism, the clamping jaws are driven to complete the automatic clamping, grabbing, loosening and releasing of seedlings, the mounting and unbinding operations of seedlings on the steep slope site are completed without manual operation, the pain points that personnel are difficult to approach the steep slope, the seedling transportation operation is difficult, and the safety risk of manual unbinding is high are effectively solved, and the overall efficiency and the on-site operation safety of the steep slope afforestation seedling transportation operation are greatly improved.

The utility model discloses an automobile headlamp sealing rear cover with high sealing performance, which comprises a rear cover body, a first step and a second step are arranged in the rear cover body, the first step and the second step are overlapped and integrally arranged, a sealing groove is arranged on the end face of the second step close to the outer wall, a sealing ring is sleeved in the sealing groove, and the sealing ring is arranged in the sealing groove. The second step is used for sealing the joint of the second step and the outside, and a sealing assembly is arranged on the inner wall of the second step. According to the utility model, the elastic sealing assembly is arranged in the rear cover, so that when the rear cover is used for fixing a knob, an automobile connecting part can extrude the sealing assembly, and the sealing assembly is enabled to tightly abut against a gap at a connecting part by utilizing the reset elasticity of an internal spring, so that the sealing performance in use is ensured, and the service life of the automobile is prolonged. The driving plates and the reinforcing plates which are distributed alternately are arranged on the outer wall of the rear cover, so that the strength of the rear cover can be kept in long-time use, and the service life of the whole rear cover is prolonged.

The utility model discloses a prefabricated part preformed hole positioning device which is installed on a mold of a prefabricated part and comprises a positioning frame, a fixing piece and a plurality of embedded sleeves. The positioning frame is fixed to a mold through the fixing piece and extends into a to-be-poured area of the prefabricated part. The positioning frame comprises a first positioning plate, a second positioning plate and a fastening assembly, the first positioning plate and the second positioning plate are provided with a plurality of positioning holes corresponding to each other in the normal direction, and the pre-embedded sleeves are arranged in the positioning holes in a penetrating mode. And the diameter of the positioning hole is equal to the outer diameter of the embedded sleeve. The fastening assembly comprises a fixed chuck arranged on the periphery of the positioning hole, a sliding clamping plate arranged on the first positioning plate or the second positioning plate in a sliding mode and a locking piece. A movable chuck matched with the fixed chuck is arranged on the sliding clamping plate; the locking piece is at least used for locking the buckling state of the movable chuck and the fixed chuck; the device is provided with a calibration seam in a fitting area of the device and the mold.

The utility model relates to electric power engineering technical field, concretely is a kind of electric power engineering wiring cable protection device.The utility model, including cable body, the surface of cable body is equipped with protection structure, the protection structure includes chassis, chassis and the surface of cable body are slidably connected, the side fixedly connected with fixed block of chassis, the both sides of fixed block are fixedly connected with round bar, the arc surface of round bar is rotatably connected with rotating block, the side fixedly connected with upper cover of two rotating blocks, the surface of upper cover is fixedly connected with L-shaped block, the surface of chassis is fixedly connected with back-shaped frame, the inner surface of back-shaped frame is slidably connected with blocking block.The interface of cable body is long-term work failure, interface is long-term exposed to external environment, vulnerable to moisture intrusion, dust pollution or corrosive gas erosion, leading to cable insulation layer electrochemical corrosion or water tree aging, ultimately cause insulation breakdown or short-circuit problem.

The utility model discloses a positioning mechanism for hydraulic plunger pump production, which comprises a base, a material receiving basket is arranged above the base, the base is fixedly connected with two symmetrically-arranged supporting plates, a rotating seat is rotatably connected between the two supporting plates, a driving motor is fixedly mounted on one supporting plate, and the driving motor is fixedly mounted on the other supporting plate. An output shaft of the driving motor is fixedly connected with one end of a rotating seat, a positioning frame is fixedly connected to the rotating seat, two symmetrically-arranged positioning blocks are arranged in the positioning frame, and a driving mechanism is arranged at the bottom of the rotating seat. According to the positioning mechanism for production of the hydraulic plunger pump, the hydraulic plunger pump is tightly clamped conveniently through the driving mechanism and the positioning block, after the hydraulic plunger pump is machined through the driving motor, the driving motor drives the rotating base to turn over, chippings generated by machining of the hydraulic plunger pump are poured into the material receiving basket, and therefore the hydraulic plunger pump can be conveniently and rapidly machined. The interior of the positioning frame is kept clean.