128 results about "Vise" patented technology

The utility model discloses a clamping device and a reinforcing steel bar threading machine, relates to the field of construction machinery, solves the problem of reinforcing steel bar alignment, and adopts the technical scheme that the clamping device comprises a clamping mechanism and a driving mechanism; the clamping mechanism comprises a bench clamp; a clamping assembly is arranged on the bench clamp; the clamping assembly comprises a tooth seat and a plurality of tooth parts; the plurality of tooth parts are arranged on the tooth seat at intervals; the tooth part comprises a plurality of teeth; arc-shaped notches are formed in the teeth; the teeth are vertically arranged; the bench clamp comprises a first bench clamp and a second bench clamp; the first bench clamp and the second bench clamp are oppositely arranged; teeth on the first bench clamp and the second bench clamp are opposite in a staggered manner; the first bench clamp and the second bench clamp can be close to each other or away from each other; the first bench clamp and the second bench clamp are driven by a driving mechanism to get close to or away from each other. The purpose of automatically aligning the axes of the steel bars in the clamping process is achieved.

The utility model relates to a swinging structure of a die repairing bench clamp, which is characterized by comprising a base, a swinging bracket and at least one locking piece, the swinging bracket can be hinged on the base in an up-and-down swinging manner, the locking piece is screwed with the swinging bracket, and the locking piece can swing along with the swinging bracket. The locking piece can be directly or indirectly locked on the base in a spinning mode. According to the utility model, the swing adjustment is very simple and convenient, so that the convenience and the efficiency of the adjustment of the inclination angle can be improved; the mold repairing device can be locked at more inclination angles, so that the mold repairing device can be adjusted to the inclination angle suitable for mold repairing treatment, and the convenience of mold repairing treatment can be improved; meanwhile, the strong locking effect can be kept for a long time, the probability of deformation and damage can be greatly reduced, and the service life of the die repairing bench clamp can be prolonged.

The present invention discloses a turning and milling compound machining center, comprising a frame, a three-axis motion mechanism, a tool head assembly, a first turning spindle, a left-right motion mechanism, a turntable assembly, a first sub-spindle and a vise; the three-axis motion mechanism is arranged on the frame; the tool head assembly is arranged on the three-axis motion mechanism, and the tool head assembly is used for clamping a tool; the first turning spindle is arranged on the frame, and the rotation axis of the first turning spindle extends in the left-right direction; the left-right motion mechanism is arranged on the frame; the turntable assembly is arranged on the right side of the first turning spindle, the turntable assembly is arranged on the left-right motion mechanism, the rotation axis of the turntable assembly extends in the front-back direction, and the left-right motion mechanism reciprocates along the turntable assembly in the left-right direction; the first sub-spindle is on the turntable assembly, the rotation axis of the first sub-spindle is perpendicular to the turntable assembly, and the rotation axis of the first sub-spindle and the rotation axis of the first turning spindle are arranged in the same vertical plane; the vise is arranged on the rotation assembly.

The utility model relates to the technical field of milling machine clamps, in particular to a milling machine machining clamp which comprises a fixed bottom table, a sliding groove is formed in the upper surface of the fixed bottom table, two movable bottom blocks are arranged in the sliding groove, and the inner walls of the two movable bottom blocks are jointly in threaded connection with a first screw. And the outer surface of the first screw rod is in transmission connection with the inner wall of the fixed bottom table, a mounting plate is fixedly mounted on the upper surfaces of the two movable bottom blocks jointly, and the bottom surface of the mounting plate makes contact with the upper surface of the fixed bottom table. Through cooperation of the movable bottom block, the first screw rod, the guide rod and the sliding bearing, the adjusting bench clamp can be moved back and forth and lifted, the adjusting function of the bench clamp is increased, the purpose of conveniently changing the position of a clamped workpiece is achieved, and the problem that the bench clamp cannot adapt to workpieces at different positions due to the fact that the position of the bench clamp is fixed after the bench clamp is fixed is solved.

The utility model belongs to the welding positioning device technology and discloses a welding positioning device which comprises a welding table, two bench clamps are arranged on the welding table side by side, one bench clamp is fixedly connected with the welding table, and the other bench clamp is rotationally connected with the welding table; the handle is fixedly connected with the rotatable bench clamp, a cavity communicated with the outside is formed in the handle, a connecting rod is arranged in the cavity, the middle of the connecting rod is rotatably connected with the side wall of the cavity, the end, away from the bench clamp, of the connecting rod extends towards the outer side of the cavity, and the end, close to the bench clamp, of the connecting rod is rotatably connected with a positioning column. The positioning column vertically penetrates through the handle and extends downwards, the positioning column is sleeved with a tension spring, the upper end of the tension spring is fixedly connected with the top end of the positioning column, and the lower end of the tension spring is fixedly connected with the bottom wall of the cavity; and a plurality of positioning holes for inserting the positioning columns are formed in the welding table. According to the multi-angle welding requirement of the two sets of parts, the two sets of parts are fixed at multiple angles through the arrangement of the fixed bench clamp and the rotary bench clamp.

The utility model belongs to the technical field of drilling and tapping machines, and particularly relates to a workpiece bench clamp for a drilling and tapping machine, which comprises a bottom plate, mounting grooves are arranged on two sides of the top of the bottom plate, a base is movably mounted on the top of the bottom plate, an assembly seat is fixedly mounted on the top of the base, vertical grooves are arranged on two sides of the top of the assembly seat, and the vertical grooves are matched with the mounting grooves. An outer frame is movably installed in the assembling base, sliding blocks are fixedly installed on the two sides of the outer frame, abutting bolts are connected to one sides of the sliding blocks in a threaded mode, and nuts are movably installed on the surfaces of the abutting bolts; through the structural design of the assembling base, the vertical groove, the outer frame, the sliding block, the abutting bolt and the nut, the function of adjusting the clamping height is achieved, therefore, workpieces of different sizes can be clamped, the application range of the device is widened, meanwhile, by adjusting the clamping height, the relative position between the workpiece and a tool can be more stable and accurate, and the machining efficiency is improved. The problem that the machining precision and quality are affected due to the fixed clamping height is solved.

The utility model relates to the technical field of mechanical tools, in particular to a multifunctional combined bench clamp which comprises a bench clamp base, a first working table, a fixed table, a sliding table, a first driving assembly, a left clamping assembly and a right clamping assembly, the first working table is arranged on the upper side of the bench clamp base, and the fixed table and the sliding table are arranged on the upper side of the first working table in a left-right spaced mode. A first driving assembly capable of enabling the sliding table to move left and right is arranged on the first workbench, a left clamping assembly is arranged on the fixed table, and a right clamping assembly is arranged on the sliding table. The clamping device is reasonable and compact in structure and convenient to use, and clamping of a large workpiece is achieved through the left clamping assembly right side and the right clamping assembly left side; clamping of small workpieces is achieved through the rear side of the movable clamping block and the front side of the fixed clamping block; a fixing bolt is mounted in the fixing screw hole, so that the spherical workpiece is clamped; and by arranging the three sets of clamping faces, the clamping requirements of different workpieces are met, and the beneficial effects of being stable, reliable and convenient to operate are achieved.

1. The name of the design product: bench clamp (1). 2. The use of the design product: belongs to the tool bench clamp that holds, fixed work piece in order to carry on processing. 3. The design points of the design product: in shape. 4. The picture or photo that can best show the design points: assembly 1 perspective view. 5. Other components that need to be explained: component 1 is the main body of the bench clamp, component 2 and component 3 are positioning auxiliary clamps, and the shapes are the same, left-right symmetrical, component 4 is a screw. 6. Other circumstances that need to be explained: component 4 can be installed in the screw hole above component 1, component 2 and component 3 according to the size of the processed object.

This invention provides a sealing device and method for a high-speed solid-state NMR rotor. The sealing device includes a first structure, a second structure, a precision needle gauge, a first base, a second base, a sleeve, a sample, a sample loading tool guide rod, a rotor drive cap, and a manual precision vise. The sealing method utilizes a sealing gasket of appropriate thickness, pressed against the inner wall of the rotor by centrifugal force at high speed, sealing the gap between the bottom cap / drive cap at both ends of the rotor and the inner wall of the rotor, thereby preventing external air from contacting the sample powder. This invention significantly improves the stability of the sample during sampling and enables the acquisition of high-resolution solid-state NMR spectra at high speeds. The developed sealing tool can be used in conjunction with the rotor's sample loading tool in the inert atmosphere of a glove box, achieving the processing and sealing of solid-state NMR samples in one step. The method is simple to operate, highly practical, and suitable for various dehydrated samples and solid samples sensitive to water / oxygen / air.

The utility model provides a hydraulic boosting quick clamping bench clamp which comprises a base, a guide rail integrally arranged with the base and a movable clamp body capable of moving left and right along the guide rail in a reciprocating mode, and a single screw rod boosting mechanism, a booster and a cohesion mechanism are arranged in the movable clamp body. The single-screw force applying mechanism comprises a screw and a connector, the connector comprises a nut structure installed on the screw, and the screw and the connector generate relative axial movement through rotation of the screw. A cylinder body of the supercharger is installed at the left end of the connector, a small plunger abuts against the head of the lead screw, and a large piston abuts against the movable jaw. When the lead screw rotates and moves forwards, the small plunger is pushed to move forwards, the large piston moves forwards, the movable jaw and the movable vice body are driven to move forwards, and a workpiece is clamped. The single-screw-rod stress application mechanism is matched with the cohesion mechanism, and the workpiece can be clamped within the half-circle rotation of the screw rod. According to the bench clamp, rapid moving and clamping of the movable clamp body can be achieved, efficient working performance is achieved, the structure is simpler and more compact, and the size of the bench clamp is effectively reduced.

The present invention relates to a fixture device for processing a notch of an impact specimen, comprising a uniform height iron (1) and a vise (2) arranged on both sides of the uniform height iron (1), wherein the jaws (21) of the vise (2) on each side are provided with a pair of rectangular notches (211) and a V-shaped notch (212), wherein the rectangular notch (211) comprises a first notch (211a) and a second notch (211b), which are respectively arranged on both sides of the V-shaped notch (212), wherein the distance from the V-shaped notch (212) to the first notch (211a) is 27.5 mm, and the distance between the two rectangular notches (211) is ≥55 cm; and a pair of mutually parallel sliding baffles (3) are connected to the uniform height iron (1), wherein the sliding baffles (3) are arranged parallel to the rectangular notch (211). The advantages of the present invention are that a plurality of specimens can be processed quickly and accurately, the notch size is accurate, the specimen smoothness is high, the quality of the notch of the impact specimen is improved, and the test efficiency is improved.

A novel bench clamp with a casting body structure belongs to the technical field of bench clamp equipment for machining, comprises a connecting support block, a movable clamping plate, a fixed bent block, a fixed device, a movable device, a track sliding column and a movable clamping block, and is characterized in that the movable clamping plate is inserted in the middle of the lower part of the front surface of the connecting support block; a fixed bent block is connected to the middle of the upper surface of the connecting supporting block, a fixing device is connected to the middle of the front surface of the fixed bent block, a movable device is inserted into the middle of the upper portion of the front surface of the connecting supporting block, and a rail sliding column is inserted into the middle of the rear portion of the right side surface of the movable device; a movable clamping block is connected to the middle of the upper edge of the rear surface of the movable device, a worker can use the bench clamp to clamp a part without manual operation, the use time of the worker is saved, the preparation time is shortened, and the situation that the bench clamp loosens and moves the part when the bench clamp is used for a long time can be prevented.

An electric bench clamp comprises a bench clamp base; the fixed jaw is fixedly arranged at one end of the bench clamp base; the movable jaw is arranged on the bench clamp base in a sliding manner, and the movable jaw is used for completing clamping operation with the fixed jaw; the transmission mechanism is arranged on the bench clamp base and is used for driving the movable jaw to move on the bench clamp base; and the driving motor is arranged on the bench clamp base, and the driving motor is used for driving the transmission mechanism. According to the technical scheme, manual participation in the clamping process can be avoided, the working efficiency is improved, and the controllability of the clamping force of the bench clamp is improved.

The utility model relates to the technical field of jacks, in particular to an adjusting mechanism and a movable scissor jack bench clamp support, which comprise a jacking component, a lifting component, a lifting component and a lifting component, the jacking component comprises a threaded rod, two groups of connecting blocks connected to two sides of the threaded rod in a sliding manner, and a jacking part arranged between the two groups of connecting blocks; the adjusting assembly is arranged in the connecting block and comprises two clamping blocks arranged in the connecting block in a sliding mode, an adjusting piece connected between the two clamping blocks, a fixing piece arranged between the adjusting piece and the connecting block, a limiting piece arranged between the two clamping blocks and the connecting block and a reset piece arranged on one side of the threaded rod. The bench clamp working table has the advantages that the bench clamp working table can be slowly jacked up through the jacking assembly and the adjusting assembly, and the bench clamp working table can be rapidly reset after being used.

The utility model discloses a bench clamp convenient to mount and dismount, and relates to the technical field of clamps, in particular to the bench clamp convenient to mount and dismount. Comprising a main body, a positioning hole, a clamp, a pneumatic device, a chromium-molybdenum alloy steel interlayer base, a chromium-molybdenum alloy steel clamping block, a transmission shaft, a hydraulic adjusting block, a driven shaft, a rapid clamping device and a rapid die changing device. In the utility model, in the workpiece processing flow, the chromium-molybdenum alloy steel interlayer base and the clamping block are used for providing stable support, the quick clamping device is used for quickly mounting the workpiece, and the quick die changing device is used for quickly changing the clamp, so that the downtime is greatly shortened, and the production efficiency is improved. The pneumatic device and the hydraulic adjusting block accurately adjust the clamping force, and the stability of the workpiece is guaranteed. All functional assemblies are integrated to achieve rapid, accurate and stable workpiece clamping and machining, the product quality and the production efficiency are improved, manpower consumption is reduced, and the operation time is shortened.

The utility model relates to a special hydraulic maintenance device which comprises a maintenance table, a hydraulic bench clamp, a pipe shrinking machine and an adjusting mechanism, the hydraulic bench clamp used for fixing a hydraulic oil cylinder to be maintained is arranged on the maintenance table, the maintenance table is a double-layer table top, the pipe shrinking machine used for maintaining and shaping a hydraulic oil pipe is arranged on the maintenance table, and the adjusting mechanism is arranged on the pipe shrinking machine. The working end of the pipe contracting machine faces the front side of the maintenance table, an adjusting mechanism is arranged on the lower surface of the hydraulic bench clamp and used for driving the hydraulic oil cylinder to be maintained to move up and down or left and right and adjusting the height or the front-back position of the hydraulic oil cylinder to be maintained, and universal wheels are further arranged at the bottom of the maintenance table. According to the utility model, the hydraulic bench clamp for maintaining the hydraulic oil cylinder and the pipe contracting machine for maintaining the hydraulic oil pipe are integrated on the same maintenance table, so that multiple functions are realized, the problem of single function of the traditional device is solved, and the maintenance efficiency is improved.

The utility model discloses a handheld mobile clamp belongs to handheld clamp technical field, including clamp main part, the one end fixed of clamp main part has occlusion part, and the inside of clamp main part is provided with movable slot, and the inside of movable slot is provided with threaded rod, and the surface of threaded rod is connected with thread sleeve, and the one end of threaded rod is corresponded thread sleeve and is provided with abutment anti -looseness subassembly, the utility model discloses be used for drilling machine carbon steel, stainless steel sheet drilling, be used for improving sheet drilling efficiency, and the both sides of multiple sheets are fixed with mobile handheld clamp simultaneously and are clamped to improve the clamping strength, and then it is fixed drilling with bench vice, solves the problem that needs single clamping drilling in the drilling process, improves efficiency, solves the problem of the hole position that the board shakes, misplacement appears, improves sheet drilling efficiency, through the use handheld clamp fixed multiple sheets, improves drilling efficiency, reduces human resources waste, improves drilling accuracy.

The utility model relates to the technical field of machining, in particular to a quick centering tool clamp which comprises a base, two first centering clamping blocks which are arranged on the base in parallel and connected with the base in a sliding mode, and two second centering clamping blocks which are arranged between the two first centering clamping blocks in parallel and connected with the base in a sliding mode. A first driving assembly for driving the two second centering clamping blocks to be linked is arranged on the base, a containing area is arranged below the first driving assembly, bosses extending into the containing area are arranged on the two first centering clamping blocks, and a second driving assembly for driving the two first centering clamping blocks to be linked is arranged in the containing area. Compared with a traditional mode of bench clamp fixing, metering straightening and centering for workpiece centering, the adjusting time is shorter, the clamping effect is more stable, and the production efficiency and the product quality are improved.

A clamp for cleaning a die head of extrusion dehydration equipment comprises a clamp body and a clamping assembly, the clamp body is provided with at least one containing hole and a deformation space, the section shape of the containing hole is matched with the section shape of the die head so that the die head can be limited in the containing hole, and the deformation space is communicated with the containing hole. The clamping assembly comprises a first clamping piece and a second clamping piece, and the first clamping piece and the second clamping piece are matched with the two opposite faces of the clamp body in an abutting mode so that the clamp body can deform towards the deformation space and abut against the die head. Compared with the prior art, the clamp has the advantages that the clamp main body is used for accommodating the die head, and meanwhile, the die head is clamped and fixed through the matching of the deformation space and the clamping component, so that the fixing effect of the die head is ensured, and meanwhile, the whole clamp is simple in structure and low in production and manufacturing cost. Compared with an existing fixed hand vise or bench vise for clamping and fixing the die head, the die head clamping device has the advantage that hands of workers are prevented from being hurt.

The utility model relates to the technical field of automobile maintenance equipment, and concretely relates to an oil stain prevention shock absorber cutting platform, which comprises a stainless steel frame, a platform, a tiger platform clamp, a cutting knife, a hook, an electronic scale, a drainage plate, a platform funnel, an under-platform funnel, and a recovery oil drum, the top of the stainless steel frame is covered with an outer surface, the platform is provided with array-distributed oil leakage holes, the platform is provided below with an inclined drainage plate, the lowest point of the drainage plate is provided with the under-platform funnel, the lower end of the under-platform funnel is inserted into the recovery oil drum, the platform funnel is installed on the platform, the lower end of the platform funnel is inserted into the under-platform funnel, one side of the platform is fixed with the tiger platform clamp, the front surface of the stainless steel frame is welded with the hook, the cutting knife is hung on the hook, and the other side of the platform is placed with the electronic scale. Compared with the prior art, the oil collecting structure with double funnels can not only receive poured oil, but also collect residual oil sprayed or leaked on the platform, thereby reducing the influence of oil on the working environment and reducing the waste of hydraulic oil.

The utility model relates to the technical field of drilling equipment, and discloses a drilling device for metal machining, which comprises a machining table, an inclined groove is formed in the top of the machining table, a supporting column is arranged in the inclined groove, a limiting plate is fixedly connected to the top of the supporting column, a positioning block is arranged at the top of the limiting plate, and the positioning block is fixedly connected to the top of the machining table. The top of the positioning block is fixedly connected with a supporting rod, a fixing piece is installed outside the supporting rod, and the interior of the fixing piece is fixedly connected with a connecting rod. The drilling device for metal machining has the beneficial effects that the positions of different kinds of metal to be machined are stably limited, and the device is convenient to clean; according to the drilling device for metal machining, the four supporting rods are used for supporting to-be-machined metal, the corresponding rotating shafts are used for limiting the outer side of the metal, the fixing effect is achieved through four-point-position supporting, and the problem that due to the fact that an existing drilling device for metal machining uses a bench clamp to clamp a metal piece, clamping of irregular metal is unstable is solved.

1. Name of the product in this design: Split-type bench vise. 2. Purpose of this design: For clamping objects. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

1. Name of the product in this design: bench vise. 2. Purpose of this design: A bench vise for clamping workpieces. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This invention relates to a special fixture for machining the half-shaft hole of a differential housing. It is a hydraulic fixture, comprising a fixture base and a centering mechanism, a centering vise, and a pre-positioning bracket mounted on the fixture base. The centering mechanism is located in the center of the fixture base. The centering vise has a pair symmetrically arranged on both sides of the centering mechanism, including a vise base and a pair of jaws that slide in contact with the vise base. The pair of jaws are driven by synchronous hydraulic cylinders to reciprocate along the base. The pre-positioning bracket has a pair symmetrically arranged between the centering mechanism and the pair of centering vises. This invention achieves dynamic centering as the part size changes, ensuring that the machining axis of the part and the tool are aligned. It overcomes the problem of inaccurate centering caused by changes in part size in traditional fixtures, greatly improving product qualification rate and production efficiency.

The utility model belongs to the technical field of engineering, and particularly relates to an angle-adjustable welding fixing device which comprises a main body frame, a clamping component and a measuring component. The main body frame comprises a main body frame I and a main body frame II; one ends of the two connecting rods are rotationally connected through bolts and the other ends are free ends; the two same clamping components are arranged at the free ends of the main body frame I and the main body frame II; the clamping component comprises a fixed base and a bench clamp base which are fixed on the main body frame; the fixed base is in threaded connection with a bench clamp bolt, and the tail end of the bench clamp bolt right faces the bench clamp base. The measuring component is arranged at the position, close to the connecting end, of the main body frame and comprises an arc-shaped dial; one end of the dial is fixed to the first body frame or the second body frame, and the other end is a free end. By means of the device, the number of workers needed by welding work is reduced, the time of preparatory work needed by welding is shortened, the labor intensity is reduced, the efficiency of welding work is improved, meanwhile, the safety of field construction personnel is protected, and the probability of occurrence of safety accidents is reduced.

The utility model relates to a bench vice which comprises a bench vice body and a clamping component, the bench vice body is installed on the clamping component, the clamping component comprises a clamping arm, a locking piece and a clamping screw rod, a clamping seat is arranged at the lower end of the clamping arm, the locking piece and the clamping screw rod are installed on the clamping seat, the locking piece is used for unlocking or locking the clamping screw rod, and the clamping screw rod is used for clamping the bench vice body. And a clamping space is formed between the clamping seat and the bench clamp body. When the bench clamp is used, the bench clamp body is placed on the bench surface of a workbench, the side edge of the workbench is located in the clamping space, the clamping screw rod is unlocked by the locking piece, and the internal thread of the locking piece is separated from the external thread of the clamping screw rod, so that the clamping screw rod can quickly move upwards in a large stroke; the locking piece locks the clamping screw rod, that is, the thread of the locking piece is screwed with the thread of the clamping screw rod, and the clamping screw rod moves upwards to clamp a workbench by being screwed with the thread of the locking piece, so that the bench vice is quickly disassembled and assembled, and the disassembling and assembling efficiency is improved.

The utility model relates to the field of clamping equipment for machining, in particular to a bench clamp convenient to use, which comprises a clamping mechanism and a fixed seat, a lifting mechanism is arranged in the fixed seat and comprises a threaded sleeve, a bearing, a threaded rod, a pinion and a movable hole, and the movable hole is arranged at the top of the fixed seat and penetrates through the fixed seat. The bearing is fixed to the bottom end in the fixing base and is in central symmetry with the up-down moving hole, the threaded sleeve is fixedly connected with the bearing, a small gear is arranged at the top end of the threaded sleeve, the threaded sleeve is arranged in a hollowed-out mode, a transmission gear is arranged in the fixing base and meshed with the small gear, and a motor is fixed to the bottom of the fixing base, and the output end of the motor is fixedly connected with the bottom of the transmission gear. According to the bench clamp, the lifting device is installed, the height can be adjusted according to the requirement of an operator, the adaptability of the bench clamp is improved, the situation that the operator bends down to work for a long time is avoided, and the use convenience of the bench clamp and the use experience feeling of the operator are greatly improved.

A semi-automatic hydraulic bench clamp comprises a fixed clamp and a movable clamp and further comprises a hydraulic cylinder driving the movable clamp to be close to the fixed clamp, a reset spring driving the movable clamp to be away from the fixed clamp and a pedal oil pump supplying oil to the hydraulic cylinder, the fixed clamp comprises a fixed clamp base and a fixed clamp head arranged on the fixed clamp base, and a through hole is formed in the fixed clamp base. The movable clamp comprises a long-strip-shaped movable clamp seat and a movable clamp head arranged at one end of the movable clamp seat, and the movable clamp seat penetrates through the through hole and is in sliding fit with the fixed clamp seat. Clamping or loosening is achieved by stepping on the pedal oil pump, and the clamping speed is increased; in addition, the hydraulic cylinder can provide strong pressure, clamping is firm, and looseness is not prone to occurring.