24results about How to "Realize clamping limit" patented technology

The utility model discloses multi-station type nut tapping equipment, and relates to the technical field of nut machining. According to the multi-station type nut tapping equipment, nuts fall between the clamping plates from the multiple discharging openings, after the nuts are stacked to the proper height between the clamping plates, a small motor drives a two-way lead screw to rotate, a sliding block drives the clamping plates to be attached to the outer sides of the nuts, clamping and limiting of the nuts are achieved, an electric push rod drives a moving plate to move forwards, and the nuts are tapped through the moving plate. The clamping seat drives the clamping plate and the nut to move to the position below the multiple tapping mechanisms, the multiple tapping rotating heads tap the nut, the tapping machining efficiency is greatly improved, after tapping is completed, the electric push rod continues to stretch to drive the clamping plate and the nut to move to the position above the material guide plate, and the nut is clamped through the clamping seat. The small motor drives the clamping plate to loosen the clamping of the nuts, so that the nuts fall above the material guide plate along the clamping plate and fall onto the surface of the discharging conveying belt along the material guide plate, and automatic centralized discharging of the nuts is achieved.

The utility model discloses an asphalt penetration tester, which relates to the technical field of asphalt detection equipment, and comprises a control system table, a detection end at one end of the top of the control system table, and a sample placing end at the other end of the top of the control system table, and the sample placing end comprises an annular slide rail at the other end of the top of the control system table. The other end of the top of the control system table is located on an annular side wall of the inner wall of the annular sliding rail, the other end of the top of the control system table is located on a sample containing cup of the inner wall of the annular side wall, limiting clamping blocks are symmetrically arranged at the top of the annular sliding rail, and at least one set of sliding blocks are arranged at the bottoms of the limiting clamping blocks; a handle with a screw rod is arranged at one end of the top of the limiting clamping block and located at the top of one sliding block. According to the utility model, the limiting clamping block and the sample containing cup are accurately limited and fixed, so that the stability of a sample in a detection process is ensured, and errors are reduced.

This utility model discloses a multi-station turning machining center for shaft parts, relating to the field of lathe machining technology. It includes an operating table with a switching mechanism on its top. The switching mechanism includes a switching disc, a support frame, and a drive assembly. In this utility model, the top of an electric push rod two is fixedly connected to a limiting frame. Electric push rod one drives the support frame to move, and electric push rod two drives the limiting frame to move. The top of the limiting frame engages with the switching disc and an auxiliary plate, respectively. The limiting frame and auxiliary plate limit the switching disc. The drive assembly drives the switching disc to rotate, enabling the switching of work positions for the parts. This facilitates machining of parts in different positions without re-clamping, reducing positional errors and ensuring the machining effect. The bottom of clamping block one engages with clamping block two, achieving clamping and limiting of the parts, reducing loosening during machining. A fan reduces the accumulation of debris on the top of the switching disc.

The utility model discloses a copper-clad plate processing and drying conveying device which comprises a conveyor, a conveying belt is arranged in the conveyor, a supporting frame is evenly and fixedly connected to the top of the conveying belt, and three fixing clamping plates are fixedly connected to the top of the supporting frame. Three copper-clad plates are all placed on the top of the supporting frame, meanwhile, the copper-clad plates are located between the fixed clamping plate and the sliding clamping plate, then the threaded rod is rotated to enable the threaded sliding block to conduct left-right threaded displacement outside the threaded rod, and finally the sliding clamping plate gets close to the fixed clamping plate, so that clamping and limiting of the copper-clad plates are achieved. In the conveying displacement process of the copper-clad plates, the multiple fans are used for synchronous operation, so that in the conveying process of the copper-clad plates, the flow speed of air outside the copper-clad plates is increased, dust attached to the outer portions of the copper-clad plates can be blown off, and therefore the conveying efficiency of the copper-clad plates is improved. Furthermore, the physical dust removal effect can be realized.

The utility model relates to packing cutting technical field discloses a kind of steel roll packaging material cutting machine, including bottom plate, the top of the bottom plate is fixedly connected with L-shaped plate, the top front side of the bottom plate is fixedly connected with support, the top of the L-shaped plate is provided with limiting mechanism, the limiting mechanism is used for the limiting when cutting, the rear side of the support is provided with cutting assembly, the cutting assembly is used to cut steel roll packaging material, the limiting mechanism includes support frame, the bottom of the support frame is fixedly connected in the top rear side of bottom plate. In the utility model, the preliminary fixation is realized to coiled material by limiting sleeve, avoid its in subsequent operation appear to shake, again through motor three make the inlaying of limiting baffle with mounting roller, again through motor two complete the opposite movement of limiting baffle, realize the clamping limit of different specifications coiled material, ensure the stability of coiled material in unwinding process.

The utility model discloses a mould limiting device. Including base, the base is installed in moulding press, the top surface perpendicular installation of base has mould heating assembly, the one end surface perpendicular installation of base has the adjustment support, the side surface installation of adjustment support has clamping limiting component, the clamping limiting component is according to the height along the longitudinal movement of adjustment support of mould heating assembly, with the local of mould heating assembly, the local perpendicular insertion of mould heating assembly in the clamping part of clamping limiting component, forms the fixed limit. The utility model can realize the fixing of different heating coil, and the dismounting of heating coil is convenient.

The utility model discloses an adjustable straightener clamping mechanism, which belongs to the technical field of straighteners and comprises a rack, a rear limiting mechanism is arranged at the tail end of the rack, a front support is fixedly connected to the front end of the rack, a first sliding groove is formed in the top surface of the front support, and two first supports are fixedly connected to the top surface of the front support. According to the device, the two first T-shaped seats are driven to move through threaded fit between the first two-way lead screw and the first T-shaped seats, so that the distance between the two limiting rollers can be adjusted according to the width of a plate, the limiting rollers are used for limiting the side portion of the plate, in addition, the plate penetrates through the space between the extrusion balls which are arranged up and down, and therefore the plate can be extruded conveniently. According to the adjustable clamping mechanism of the straightening machine, the plates are extruded by the extrusion balls through thrust of the air rods to the supporting seats, the plates to be straightened are clamped and limited, it is guaranteed that the plates which are not straightened can smoothly enter the straightening box to be straightened, and the practicability of the adjustable clamping mechanism of the straightening machine is improved.

The invention relates to the technical field of automobile welding, in particular to an automobile part welding clamp position calibration device which comprises a base, two end seats are symmetrically mounted on the upper surface of the base, two symmetrically-arranged supports are arranged between the two end seats, and first air cylinders are rotationally mounted on the back faces of the two end seats correspondingly; a U-shaped frame is rotatably installed at the movable end of the first air cylinder, a first end pressing rod and a second end pressing rod which are used for pressing the automobile part are installed at the two ends of the U-shaped frame correspondingly, second air cylinders are rotatably installed on the sides, away from the automobile part, of the two supports correspondingly, and pressing arms are rotatably installed at the movable ends of the second air cylinders. The lower surface of the pressing arm is provided with a first middle pressing rod and a second middle pressing rod which are used for pressing the automobile part, and one side face of the second end pressing rod and one side face of the second middle pressing rod are each provided with a rectangular hole. And the measurement precision and the measurement efficiency are improved.

The utility model discloses a bailey beam limiting structure. The bailey beam limiting structure comprises a base fixedly installed on bearing I-shaped steel and a limiting assembly fixed to the base. The limiting assembly comprises a first supporting plate fixed to the base and a second supporting plate fixed to the base, the first supporting plate and the second supporting plate are arranged in parallel in the axial direction of the lower chord, a first limiting plate and a second limiting plate are hinged to the two sides of the upper end of the first supporting plate respectively, and the other ends of the first limiting plate and the second limiting plate are fixedly connected with the upper end of the second supporting plate. The first limiting plate and the second limiting plate are located on the two sides of the vertical rod of the bailey truss correspondingly and are horizontally perpendicular to the lower chord. The device has the advantages that the device is simple in structure and convenient to use, the base is fixedly installed on the bearing I-shaped steel so that the device can be flexibly assembled and disassembled, turnover use can be achieved, the bailey beam can be limited and fixed in the axial direction of the lower chord through the first limiting plate, the second limiting plate, the first jacking screw and the second jacking screw, therefore, the whole bailey beam is prevented from deviating in the length direction.

The utility model relates to motor stator polishing processing technical field, the utility model discloses a kind of motor stator polishing processing's limiting mechanism, including mounting seat, press -fitting block, installation foot, protective frame and driving motor, protective frame top is fixedly connected on mounting seat surface, installation foot left side surface is fixedly connected on press -fitting block right side surface, driving motor surface is fixedly connected in protective frame inner wall, limiting mechanism is provided on mounting seat, auxiliary mechanism is provided below mounting seat, limiting mechanism is used to limit motor stator, auxiliary mechanism is used to fix motor stator, the utility model is provided with limiting mechanism and auxiliary mechanism, solve the current motor stator polishing processing lack of limiting mechanism, cannot be positioned according to the width, thickness and inner ring of different stator, it is easy to lead to stator displacement, vibration or eccentricity and other defects when polishing, cause polishing wheel wear, equipment operation is not stable, reduce the problem of production efficiency and yield.

This utility model relates to the field of negative electrode post technology and discloses a sealing clamp for a negative electrode post, including a sealing plate and a cover plate. The sealing plate has a placement slot, and the cover plate is placed inside the placement slot. Two flip plates are arranged above the sealing plate, used to press down on the top of the cover plate. The sealing plate also has four rectangular slots, symmetrically arranged in pairs. A movable plate is slidably arranged inside each of the four rectangular slots, and a pressing block is provided at the bottom of each of the four movable plates, used to limit the position of the cover plate. Two symmetrical mounting slots are also provided above the sealing plate. In this utility model, by placing the cover plate into the placement slot within the sealing plate, and then closing the flip plate, the top of the cover plate can be limited by the flip plate, and the pressing blocks can also press down on the top of the bottom of the cover plate when the flip plate is closed, thereby achieving clamping and limiting.

The invention discloses a semiconductor quartz product sand blasting device and a sand blasting method.The semiconductor quartz product sand blasting device comprises a device base, an automatic rotating mechanism and a multi-angle adjusting type sand blasting mechanism are arranged in the device base, and the automatic rotating mechanism comprises a rotating driving device and a universal rotating device driven by the rotating driving device to rotate; the rotating device comprises a universal rotating disc and a limiting clamp arranged on the universal rotating disc in an adjusting mode, and the universal rotating disc and the horizontal plane are arranged in an inclined mode. According to the semiconductor quartz product sand blasting device, clamping and limiting of various quartz products are achieved, the sand blasting mechanism can be adjusted at any position in the space, and therefore sand blasting of the quartz products at any position can be achieved, the limitation that an existing sand blasting device can only conduct sand blasting on regular products of the same type is overcome, and the semiconductor quartz product sand blasting device is simple in structure and convenient to use. Operation is convenient, and production efficiency can be effectively improved.

The utility model discloses an automatic opening and closing's high temperature test box, including anticreep damage subassembly, anticreep damage subassembly includes C shaped groove and first spring, the C shaped groove is seted up in high temperature test box main part middle part inner wall, the both sides fixed connection first spring one end of shelf, the C shaped groove is movably connected shelf and first spring, the both ends distance high temperature test box main part place C shaped groove inner wall clearance of shelf is three centimeters, the rear end distance high temperature test box main part place C shaped groove inner wall clearance of shelf is four centimeters, the C shaped groove height is the thickness of shelf's twice, the C shaped groove of setting up in the utility model can make the clearance between the outside of shelf and high temperature test box main part, and then can place the deformation part of the expansion when shelf heating, avoid the bending, warping or with the stress conflict phenomenon of cabinet frame of shelf, and then guarantee the service life of shelf.

The utility model discloses an automobile part coating and drying device, which belongs to the field of automobile part processing and comprises a drying machine body, a heating lamp is assembled on the drying machine body, and two groups of height adjusting components are arranged on the drying machine body in a sliding manner; and two groups of clamping assemblies are assembled on the two groups of height adjusting assemblies. According to the coating and drying device for the automobile parts, the automobile parts are clamped and limited on the drying seat, so that the automobile parts can be stably dried when being dried after being coated, the stable position of the automobile parts is kept in the drying process, and the coating is uniformly cured and dried; according to the automobile part drying machine, the height of the drying base can be vertically adjusted on the drying machine body, then the drying height can be adjusted according to the sizes of automobile parts, and therefore in actual operation, the appropriate drying distance can be achieved by adjusting the lifting height of the drying base for large parts or small automobile parts.

The utility model belongs to the technical field of power adapters, and discloses a multi-interface power adapter, which comprises a multi-interface power adapter body, an interface pair slot is arranged at the front end of the multi-interface power adapter body, and a wiring constraint structure is arranged outside the interface pair slot. The outer part of the wiring constraint structure and the outer part of the multi-interface power adapter body are provided with protection structures, the wiring constraint structure comprises a mounting plate and three plugging grooves formed in the inner wall of the mounting plate, and through the design of the wiring constraint structure, when wiring operation is carried out, a connector lug is plugged into the plugging groove in the plug butt joint groove and then is plugged into the plugging groove in the plug butt joint groove; the rotating disc is driven to rotate, the rotating disc drives the connecting rod to generate circular motion, then the three two-way threaded rods are promoted to rotate synchronously, based on the thread transmission principle, the three limiting plates horizontally move towards the middle in the axial direction under the guiding effect of the sliding rods and drive the limiting clamps to move, clamping and limiting of the wire harness are finally achieved, and the risk of wire harness damage caused by bending is remarkably reduced.

The utility model relates to the technical field of data acquisition instruments, and discloses a portable data acquisition instrument mounting rack which comprises four bottom plates, one side of the top of each bottom plate is rotatably connected with a telescopic rod, the top of each telescopic rod is slidably connected with a supporting rod, one side of each supporting rod is provided with an open groove, and the open grooves are communicated with the telescopic rods. A sliding rod is slidably connected to the exterior of the open groove, an inner cavity is formed in the top end of the interior of the telescopic rod, a limiting assembly is arranged in the inner cavity, a first limiting plate is fixedly connected to the top of the telescopic rod, a mounting plate is rotatably connected to the tops of the four supporting rods, and a supporting column is fixedly connected to the top of the mounting plate; the top of the supporting column is fixedly connected with a supporting plate. According to the utility model, the height adjustment of the mounting rack is realized, and the adjustment according to requirements is facilitated, so that the data acquisition instrument can conveniently carry out acquisition operation at a proper height, and the use flexibility is further improved.

The utility model provides an auxiliary tool for printing machine roller machining, which belongs to the technical field of roller machining and comprises a workbench, a supporting block is fixedly arranged on the workbench, a plurality of clamping rollers are slidably arranged on the workbench, a roller body is placed on the supporting block, and the clamping rollers are close to or far away from the central axis of the roller body. The clamping roller comprises a rubber part and a hard part which are fixedly connected, the rubber part faces the roller wheel body, and a mounting table is fixedly arranged on the inner wall of the hard part area in the clamping roller; a fixed block is fixedly arranged on the mounting table, a magnet block is arranged on the mounting table in a limiting and sliding manner, an elastic guide piece is arranged between the fixed block and the magnet block, and an electromagnet matched with the magnet block in a magnetic attraction manner is further arranged on the mounting table; toothed plates are fixedly arranged on the magnet blocks and abut against the rubber parts correspondingly, cleaning pieces are arranged on the clamping rollers, and the cleaning pieces are in transmission fit with the toothed plates. In the process that the clamping roller clamps the roller body, the rubber part on the clamping roller deforms, and therefore the rubber part can make better contact with the outer arc face of the roller body.

This utility model discloses a bolt production device with a grinding structure, belonging to the technical field of bolt processing equipment. It includes a worktable with a grinding machine mounted on its upper end and a support platform fixedly connected to the upper end of the worktable. A limiting mechanism includes a fixed plate fixedly connected to the upper end of the support platform, a motor mounted on the left side of the fixed plate, and the motor's output shaft passing through the fixed plate and fixedly connected to a first clamping block. A rectangular inner groove is formed at the upper end of the support platform, and threaded rods are rotatably connected between the left and right inner walls of the rectangular inner groove. This device addresses usability issues by incorporating a limiting mechanism. By controlling the leftward movement of the second clamping block, in conjunction with the first clamping block, the bolt can be easily limited. Simultaneously, the motor can drive the bolt to rotate for all-around grinding. A dust removal mechanism is also included to recover grinding dust and prevent environmental pollution.

This utility model relates to the technical field of valve grinding tools, specifically a valve grinding device, comprising: a probe rod including a sleeve rod, with an inner rod rotatably sleeved inside the sleeve rod via bearings at both ends; a grinding tool fixedly installed at one end of the inner rod; and a support structure including a clamping disc, with limit grooves arranged in a ring at equal angles on the rear surface of the clamping disc, a limit sliding plate slidably engaging within the limit grooves, a clamp fixedly installed on the rear surface of the limit sliding plate, and a second universal joint rotatably mounted in the center of the clamping disc, the second universal joint slidably engaging with the sleeve rod. In this utility model, during finishing, the clamping disc limits the movement of the probe rod while the second universal joint allows the probe rod to freely adjust its rotation angle within a certain range, facilitating grinding of various parts of the valve shell's inner wall, as well as the arc-shaped inner wall of some spherical valve shells, reducing grinding dead angles and improving grinding effect.

The utility model discloses a limiting device for liner plate processing, which is arranged at a passing opening between a processing machine tool and a sealing chamber and comprises two parallel limiting rods and two control blocks for driving the limiting rods to move horizontally, the number of the control blocks is two, the side wall of each control block is provided with a control surface inclined towards the inner side, and the limiting rods are arranged on the control surfaces. The limiting rod is slidably connected with the control face, the side wall of the sealing chamber is further slidably connected with a sealing device, the sealing device ascends and descends in the vertical direction, the upper end of the control block is fixedly connected with the sealing device, and the sealing device drives the control block to descend synchronously in the descending process. And the descending control block extrudes the limiting rod to move towards the inner side to realize clamping and limiting. According to the utility model, a worker does not need to enter the sealing chamber and does not need to wait for negative pressure extraction of smoke dust in the sealing chamber, so that the clamping and limiting efficiency is further improved, and the overall processing efficiency is improved.

The utility model discloses a kind of cutting thickness adjustable full-automatic flaker, it is related to cutting technical field, including cutting table, support frame, support leg, the cutting table bottom end is connected with support frame, and support frame section is U-shaped, the both sides of support frame bottom end are connected with support leg by bolt;The feeding mechanism is provided in the cutting table inside, and the feeding mechanism top end is connected with moving table, the clamping mechanism is provided in the moving table inside.The utility model utilizes the telescopic performance of electric telescopic link, can utilize cutting blade to chip different thickness raw materials, and utilize initiative motor driving function bidirectional screw rod rotation, bidirectional screw rod is connected with movable block screw thread, movable block can be made horizontal motion, and driving support frame, electric telescopic link and cutting blade synchronous motion, the chip position of raw material can be adjusted, so as to cut raw material into different thickness, to adapt to a variety of cutting processing needs.

The application solves the problem of low stability of pipeline module during lifting, relates to the technical field of lifting device, and particularly relates to a remote control type pipeline overall lifting device, which comprises a moving frame, a hydraulic jacking assembly is slidably installed on the moving frame, a goods shelf assembly is installed on the hydraulic jacking assembly, the goods shelf assembly comprises a backrest plate and two fork arms arranged on the front surface of the backrest plate, a limiting assembly is installed between the two fork arms, when the pipeline module is moved to the two fork arms, the limiting assembly and the backrest plate form front and rear clamping locking of the pipeline module, the limiting assembly comprises a supporting structure arranged between the two fork arms, a positioning shaft is arranged on the supporting structure, and a baffle is arranged on the outer surface of the positioning shaft. The backrest plate at the rear end of the limiting assembly and the fork arm can form an automatic adjustment and clamping mechanism, after the pipeline module is placed on the fork arms, front and rear clamping of the pipeline module is formed, and the risk of damage of the pipeline module during transportation is reduced.