CN117415637A - Fixing device for clamping stainless steel spline shaft - Google Patents
Fixing device for clamping stainless steel spline shaft Download PDFInfo
- Publication number
- CN117415637A CN117415637A CN202311736563.2A CN202311736563A CN117415637A CN 117415637 A CN117415637 A CN 117415637A CN 202311736563 A CN202311736563 A CN 202311736563A CN 117415637 A CN117415637 A CN 117415637A
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- China
- Prior art keywords
- fixedly connected
- spline shaft
- seats
- stainless steel
- clamping
- Prior art date
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 62
- 239000010935 stainless steel Substances 0.000 title claims abstract description 62
- 238000006073 displacement reaction Methods 0.000 claims abstract description 39
- 230000007306 turnover Effects 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 230000014759 maintenance of location Effects 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 10
- 238000012937 correction Methods 0.000 claims description 10
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 2
- 210000003781 tooth socket Anatomy 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 15
- 238000012545 processing Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 230000033228 biological regulation Effects 0.000 description 8
- 230000001360 synchronised effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention belongs to the technical field of clamping equipment, in particular to a fixing device for clamping a stainless steel spline shaft, which aims at the problem that the stability after clamping and fixing is poor due to the fact that the clamping device on processing equipment is simple in structure. According to the fixing device for clamping the stainless steel spline shaft, disclosed by the invention, the stainless steel spline shaft is doubly fixed by utilizing the pressed-down pressing seat and the turnover type locking assembly, so that the fixing effect of the stainless steel spline shaft is ensured, the rotation or displacement of the stainless steel spline shaft in the machining process is avoided, and the stability of the stainless steel spline shaft in the machining process is improved.
Description
Technical Field
The invention relates to the technical field of clamping equipment, in particular to a fixing device for clamping a stainless steel spline shaft.
Background
The spline shaft is one kind of mechanical transmission, and has the same function as flat key, semi-circular key and wedge key in transmitting mechanical torque, and has longitudinal key slot in the outer surface, and the rotating part sleeved on the shaft has corresponding key slot to maintain synchronous rotation with the shaft and to make longitudinal sliding on the shaft while rotating, such as gear shifting gear of gear box, etc.
The stainless steel spline shaft is required to be clamped and fixed in the machining process, especially when machining is carried out on cutting equipment, the stability of clamping and fixing directly influences the quality of a finished product of the spline shaft, and the clamping device on the existing machining equipment is simple in structure, so that the stability of the clamping and fixing is poor.
Disclosure of Invention
The invention discloses a fixing device for clamping a stainless steel spline shaft, and aims to solve the technical problem that the clamping device on processing equipment in the background art is simple in structure, so that the stability after clamping and fixing is poor.
The fixing device for clamping the stainless steel spline shaft comprises a mounting seat, wherein a vertical frame is fixedly connected to the upper side of the mounting seat, a top seat is fixedly connected to the upper side of the vertical frame, a rectangular mounting groove is formed in the top seat, a fixed hydraulic cylinder is fixedly connected to the inside of the mounting groove, the telescopic end of the fixed hydraulic cylinder faces downwards, a pressing plate is fixedly connected to the telescopic end of the fixed hydraulic cylinder, two symmetrical pressing rods are fixedly connected to the lower side of the pressing plate, pressing seats are fixedly connected to the lower ends of the two pressing rods, and a retention component and a turnover type locking component are arranged on the upper side of the mounting seat.
Through being provided with mount pad, grudging post, footstock, fixed pneumatic cylinder, clamp plate, depression bar, pressure seat, retainer subassembly and convertible formula of locking position subassembly, the device utilizes the pressure seat cooperation convertible formula of pushing down to lock position subassembly and carries out dual fixed to the stainless steel spline shaft, has guaranteed the fixed effect of stainless steel spline shaft, avoids stainless steel spline shaft to appear rotating or displacement in the course of working, improves the stability in the stainless steel spline shaft course of working, simultaneously, adopts movable regulation's retainer subassembly to carry out self-adaptation adjustment according to the specification of waiting to process the stainless steel spline shaft, the centre gripping of adaptation different specification stainless steel spline shaft is fixed, the accommodation of device is improved.
In a preferred scheme, the retention subassembly includes two displacement boxes, the equal fixed connection of upside of two displacement boxes and mount pad, two displacement boxes are located two respectively and press the seat under, the top of two displacement boxes is provided with two symmetrical seats of placing, be provided with V type groove between two seats of placing, two seats of placing all are perpendicular with two displacement boxes and place, the equal fixedly connected with of downside of two seats of placing is interior slide, the spout has all been seted up on two displacement boxes, two seats of placing and the equal swing joint of two displacement boxes, and one side fixedly connected with transverse adjustment formula motor of one displacement box, the round hole has been seted up to one side that is close to the regulating motor on the displacement box, the round hole communicates with the spout of displacement box, threaded hole has all been seted up on two interior slide of this displacement box, the inner wall screw thread opposite direction of threaded hole on two interior slide is through the coupling, the other end of transverse adjustment formula motor passes the round hole on the displacement box and the inner wall swing joint of the opposite side of threaded hole on two interior slide and spout and threaded hole and interior screw through between two screw hole and the interior wall swing joint of interior slide.
The retainer assembly is arranged, and the retainer assembly utilizes the movable adjustable placement seat to control the specification of the V-shaped groove for placing the spline shaft, so that the placement requirements of spline shafts with different specifications are met, and the application range of the device is improved; the spline shaft is placed by the V-shaped groove, and can be supported from two sides of the spline shaft, so that the supporting state is more stable.
In a preferred scheme, the turnover type locking assembly comprises two middle-arranged seats, the two middle-arranged seats are symmetrically distributed between the two shifting boxes, side seats and a baffle are arranged on the two middle-arranged seats, the side seats are positioned on the middle-arranged seats and close to the shifting boxes, and the baffle is positioned on the middle-arranged seats and parallel to the shifting boxes; the two side seats are both movably connected with rotating shafts, the outer parts of the rotating shafts are both fixedly connected with turnover frames, the upper ends of the turnover frames are both fixedly connected with supporting rods, the two supporting rods are both in curved shape and are symmetrically distributed, the two supporting rods are both fixedly connected with connectors, the connectors are both fixedly connected with locking rods, the outer parts of the locking rods are both fixedly connected with grinding wheels, and the two grinding wheels are obliquely placed and parallel to the placing seat; the utility model discloses a turnover rack, including side seat, baffle, shaft, upset regulation formula motor, baffle, driving teeth, gear teeth and gear teeth, the upset teeth all is provided with the upset teeth on one side of keeping away from the side seat on the upset frame, the upset teeth is located the outside fixed connection of pivot, and the outside of putting the seat is provided with upset regulation formula motor, fixed connection between upset regulation formula motor and the baffle on putting the seat, the output of upset regulation formula motor has the axostylus axostyle through the coupling joint, the other end of axostylus axostyle passes baffle and the outer wall swing joint of opposite side baffle, the outside fixed connection of axostylus axostyle has two symmetrical driving teeth, two driving teeth pass through the tooth's groove meshing with two upset teeth respectively.
Through being provided with the convertible locking assembly, the convertible locking assembly utilizes two upset frames of synchronous upset to carry out synchronous rotation in the both sides of integral key shaft, and the grinding wheel that utilizes two upset frames to drive after the integral key shaft is placed fixedly is held it outside the integral key shaft to realize secondary reinforcement, further improve the stability after the integral key shaft is placed the centre gripping, adopts the mode of upset pressure to hold, can realize the upset pressure of different specification integral key shafts and hold; the two grinding wheels are obliquely arranged and parallel to the arranging seat, so that the contact effect of the grinding wheels and the outer wall of the spline shaft is improved, and the clamping stability between the grinding wheels and the spline shaft is improved.
In a preferred scheme, one side of the mounting seat is provided with a tailstock, and the tailstock is provided with a deflection angle quick reset assembly; the deflection angle quick resetting component comprises a fixed disc, a movable disc and an adjusting ring, wherein the fixed disc is fixedly connected with the tailstock, three circumferentially equidistant limit rail seats are arranged on the fixed disc, sliding grooves are formed in the three limit rail seats, a dial is arranged outside the three limit rail seats, and the dial is fixedly connected with the fixed disc; the movable disc is positioned on one side of the fixed disc, which is far away from the mounting seat, the movable disc is movably connected with the fixed disc, a volute rail groove is formed in the movable disc, three bidirectional connecting rods are arranged in the volute rail groove, one ends of the three bidirectional connecting rods, which are close to the fixed disc, are fixedly connected with limiting sliding seats, the three limiting sliding seats are respectively positioned in sliding grooves of the three limiting rail seats, sleeve wheels are movably connected to the outer parts of the three limiting connecting rods, the sleeve wheels are positioned in the volute rail groove, positioning rods are fixedly connected to the other ends of the three limiting connecting rods, and the centripetal ends of the three positioning rods are fixedly connected with top heads; the adjustable positioning device is characterized in that an adjusting groove is formed in one side, far away from the fixed disc, of the movable positioning disc, an adjusting ring is movably connected with the adjusting groove, a self-adjusting table is fixedly connected to the adjusting ring, an external rod is fixedly connected to one side, far away from the adjusting ring, of the self-adjusting table, a pointer is fixedly connected to the other end of the external rod, a threaded hole is formed in the middle of the adjusting ring, and a locking bolt is connected to the inner portion of the threaded hole through inner wall threads in a rotating mode.
Through being provided with the quick subassembly that resets of deflection angle, the quick subassembly that resets of deflection angle utilizes locating lever and top to carry out the centre gripping fixed to the integral key shaft to make movable position dish and integral key shaft keep synchronous motion state, after the integral key shaft takes place to rotate the skew in processing, can carry out quick and accurate reset according to the movable position dish position (the deflection angle value of pointer and zero scale mark) of synchronous rotation, guarantee the normal operating of course of working.
In a preferred scheme, the outside fixedly connected with outer ring tooth of fixed disk, one side fixedly connected with mounting panel that is close to the fixed disk on the tailstock, the upside fixedly connected with of mounting panel corrects the motor, the output of correcting the motor passes through the coupling joint and has the minor axis, the other end fixedly connected with of minor axis corrects the wheel, through tooth's socket engagement between correction wheel and the outer ring tooth, and keep away from the preceding seat of fixed disk one side fixedly connected with two symmetries on the tailstock, all be provided with the slide on two preceding seats, two symmetrical rectangular grooves have been seted up to one side that is close to the tailstock on the mount pad, the inside all is provided with the spout of rectangular groove, two symmetrical mounting holes have been seted up to one side that is close to the tailstock respectively to two preceding seats, the inside all fixedly connected with position-adjusting hydraulic cylinder of two mounting holes, the flexible end of two position-adjusting hydraulic cylinders all is fixedly connected with between the tailstock.
According to the fixing device for clamping the stainless steel spline shaft, provided by the invention, the stainless steel spline shaft is doubly fixed by utilizing the pressed seat matched with the turnover type locking assembly, so that the fixing effect of the stainless steel spline shaft is ensured, the rotation or displacement of the stainless steel spline shaft in the machining process is avoided, the stability of the stainless steel spline shaft in the machining process is improved, meanwhile, the movable adjustable fixing assembly is adopted to carry out self-adaptive adjustment according to the specifications of the stainless steel spline shaft to be machined, the clamping fixation of the stainless steel spline shaft with different specifications is adapted, and the application range of the device is improved.
Drawings
Fig. 1 is a schematic diagram of the whole structure of a fixing device for clamping a stainless steel spline shaft according to the present invention;
FIG. 2 is a schematic side view of a fixture for holding a stainless steel spline shaft according to the present invention;
fig. 3 is a schematic view of a stand structure of a fixing device for clamping a stainless steel spline shaft according to the present invention;
FIG. 4 is a schematic view of a fixture for holding a stainless steel spline shaft according to the present invention;
fig. 5 is a schematic structural diagram of a turnover locking assembly of a fixing device for clamping a stainless steel spline shaft according to the present invention;
FIG. 6 is a schematic view of the tailstock position of a fixture for holding a stainless steel spline shaft according to the present invention;
FIG. 7 is a schematic view of a quick return component for deflection angle of a fixture for holding stainless steel spline shaft according to the present invention;
fig. 8 is a schematic diagram of a movable disc structure of a fixing device for clamping a stainless steel spline shaft according to the present invention.
In the figure: 1. a mounting base; 2. a vertical frame; 3. a top base; 4. a fixed hydraulic cylinder; 5. a pressing plate; 6. a compression bar; 7. pressing a base; 8. a retention assembly; 801. a shift box; 802. a placement seat; 803. a V-shaped groove; 804. an inner slide; 805. a transversely adjustable motor; 806. a screw rod; 9. a flip-type locking assembly; 901. a middle seat; 902. a side seat; 903. a partition plate; 904. a rotating shaft; 905. a roll-over stand; 906. a support rod; 907. a connector; 908. a capture lever; 909. grinding wheel; 910. overturning teeth; 911. a turnover adjusting motor; 912. a shaft lever; 913. a driving tooth; 10. a tailstock; 11. a deflection angle quick reset component; 1101. a fixed plate; 1102. a movable disc; 1103. an adjusting ring; 1104. a limit rail seat; 1105. a dial; 1106. a volute rail groove; 1107. a two-way connecting rod; 1108. a limit sliding seat; 1109. a sleeve wheel; 1110. a positioning rod; 1111. a plug; 1112. an adjustment tank; 1113. self-adjusting table; 1114. an external rod; 1115. a pointer; 1116. a locking bolt; 12. outer ring teeth; 13. a mounting plate; 14. correcting the motor; 15. a correction wheel; 16. a front support seat; 17. and a position-adjusting hydraulic cylinder.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
The fixing device for clamping the stainless steel spline shaft is mainly applied to a scene with poor stability after clamping and fixing by a clamping device on processing equipment.
Referring to fig. 1-8, a fixing device for clamping a stainless steel spline shaft comprises a mounting seat 1, wherein a vertical frame 2 is connected to the upper side of the mounting seat 1 through bolts, a top seat 3 is connected to the upper side of the vertical frame 2 through bolts, a rectangular mounting groove is formed in the top seat 3, a fixed hydraulic cylinder 4 is connected to the inside of the mounting groove through bolts, the telescopic end of the fixed hydraulic cylinder 4 faces downwards, a pressing plate 5 is connected to the telescopic end of the fixed hydraulic cylinder 4 through bolts, two symmetrical pressing rods 6 are connected to the lower side of the pressing plate 5 through bolts, pressing seats 7 are connected to the lower ends of the two pressing rods 6 through bolts, and a retention component 8 and a turnover type locking component 9 are arranged on the upper side of the mounting seat 1.
Specifically, the device is installed on the processing equipment of stainless steel spline shaft, installs through mount pad 1, and when processing, utilizes the device to carry out the centre gripping to stainless steel spline shaft and fixes, specifically does: the position of the retention component 8 is adjusted to adapt to the specification of a spline shaft, the stainless steel spline shaft to be processed is placed on the retention component 8, the fixed hydraulic cylinder 4 is started to extend to drive the pressing plate 5 to move downwards, the pressing seat 7 is used for pressing and fixing the spline shaft from the upper side of the spline shaft, and then the turnover type locking component 9 is started to lock the position of the spline shaft again; the device utilizes the pressure seat 7 cooperation convertible locking component 9 that pushes down to carry out dual fixed to the stainless steel spline shaft, has guaranteed the fixed effect of stainless steel spline shaft, avoids stainless steel spline shaft to appear rotating or displacement in the course of working, improves the stability in the stainless steel spline shaft course of working, simultaneously, adopts movable adjustable retainer component 8 to carry out the self-adaptation adjustment according to the specification of waiting to process the stainless steel spline shaft, and the centre gripping of adaptation different specifications stainless steel spline shaft is fixed, improves the accommodation of device.
Referring to fig. 1, fig. 2 and fig. 4, the retention assembly 8 includes two displacement boxes 801, the upside of two displacement boxes 801 and mount pad 1 all passes through bolted connection, two displacement boxes are located respectively under two pressure seat 7, the top of two displacement boxes is provided with two symmetrical seat 802 of placing, be provided with V type groove 803 between two seat 802 of placing, two seat 802 of placing all are perpendicular with two displacement boxes and place, the downside of two seat 802 of placing all has interior slide seat 804 through bolted connection, the spout has all been seted up on two displacement boxes, two seat 802 of placing all sliding connection with two displacement boxes, and one side of one displacement box has horizontal regulation motor 805 through bolted connection, the round hole has been seted up to one side that is close to regulation motor on the displacement box, round hole and displacement box's spout intercommunication, threaded hole has all been seted up on two interior slide seat 804 of this displacement box, the inner wall screw thread opposite direction of screw hole on two interior slide seat 804, the output of horizontal regulation motor 805 has 806 through the coupling, the other end of 806 passes on two inner wall of two displacement boxes and the screw hole 804 on the screw hole 804 through threaded hole of screw hole and the screw hole of two screw hole 804 on the inner slide seat of bearing.
Specifically, the specification of the V-shaped groove 803 is adjusted according to the shaft diameter of the stainless steel spline shaft to be clamped and fixed, specifically: starting a transverse adjusting motor 805 to drive a screw rod 806 to rotate, wherein the two placing seats 802 are mutually close or far away from each other in the shifting box 801 until a V-shaped groove 803 between the two placing seats 802 accords with the shaft diameter of a spline shaft to be clamped;
in a specific application scene, the retention component 8 is suitable for a placement link of a stainless steel spline shaft, namely the retention component 8 utilizes a movable adjustable placement seat 802 to control the specification of a V-shaped groove 803 for placing the spline shaft so as to meet the placement requirements of spline shafts with different specifications and improve the application range of the device; the V-shaped groove 803 is used for placing the spline shaft, so that the spline shaft can be supported from two sides of the spline shaft, and the supporting state is more stable.
Referring to fig. 1, 2 and 5, the flip-type locking assembly 9 includes two middle-set seats 901, the two middle-set seats 901 are symmetrically distributed between the two shift boxes 801, side seats 902 and a partition 903 are arranged on the two middle-set seats 901, the side seats 902 are positioned on the middle-set seats 901 and close to the shift boxes 801, and the partition 903 is positioned on the middle-set seats 901 and parallel to the shift boxes 801; the two side seats 902 are respectively connected with a rotating shaft 904 through bearings in a rotating way, the outer parts of the rotating shafts 904 are respectively connected with a roll-over stand 905 through bolts, the upper ends of the roll-over stands 905 are respectively connected with supporting rods 906 through bolts, the two supporting rods 906 are respectively in curved symmetrical distribution, the two supporting rods 906 are respectively connected with a connector 907 through bolts, the connectors 907 are respectively connected with a locking rod 908 through bolts, the outer parts of the locking rods 908 are respectively connected with a grinding wheel 909 through bolts, and the two grinding wheels 909 are obliquely arranged and are parallel to the placing seat 802; the side of roll-over stand 905 that keeps away from side seat 902 all is provided with upset tooth 910, the outside that upset tooth 910 is located pivot 904 passes through bolted connection, and the outside of a centrally-mounted seat 901 is provided with upset adjustment motor 911, pass through bolted connection between upset adjustment motor 911 and the baffle 903 on the centrally-mounted seat 901, the output of upset adjustment motor 911 has axostylus axostyle 912 through the coupling joint, the other end of axostylus axostyle 912 passes the outer wall of baffle 903 and opposite side baffle 903 and passes through the bearing rotation to be connected, the outside of axostylus axostyle 912 has two symmetrical initiative teeth 913 through bolted connection, two initiative teeth 913 pass through the tooth's socket meshing with two upset teeth 910 respectively.
Specifically, the turning adjustment motor 911 is started to drive the shaft lever 912 to rotate, the two driving teeth 913 synchronously and reversely engage the two turning teeth 910, the two rotating shafts 904 synchronously and reversely rotate, the two turning frames 905 are turned and close to each other, and the two grinding wheels 909 press and fix the spline shaft at the outer side of the spline shaft;
in a specific application scene, the turnover type locking component 9 is suitable for a secondary reinforcement link after the spline shaft is placed, namely, the turnover type locking component 9 synchronously rotates at two sides of the spline shaft by utilizing two turnover frames 905 which synchronously turn over, and after the spline shaft is placed and fixed, the turnover type locking component is pressed and held outside the spline shaft by utilizing a grinding wheel 909 driven by the two turnover frames 905, so that secondary reinforcement is realized, the stability of the spline shaft after the spline shaft is placed and held is further improved, and the turnover pressing and holding modes of the spline shafts with different specifications can be realized; the two grinding wheels 909 are obliquely arranged and parallel to the placing seat 802, so that the contact effect of the grinding wheels 909 and the outer wall of the spline shaft is improved, and the clamping stability between the grinding wheels 909 and the spline shaft is improved.
Referring to fig. 1, 2, 6, 7 and 8, a tailstock 10 is arranged on one side of the mounting seat 1, and a deflection angle quick reset assembly 11 is arranged on the tailstock 10; the deflection angle quick resetting component 11 comprises a fixed disc 1101, a movable disc 1102 and an adjusting ring 1103, wherein the fixed disc 1101 and the tailstock 10 are connected through bolts, three limit rail seats 1104 with equidistant circumferences are arranged on the fixed disc 1101, sliding grooves are formed in the three limit rail seats 1104, a dial 1105 is arranged outside the three limit rail seats 1104, and the dial 1105 is connected with the fixed disc 1101 through bolts; the movable disc 1102 is positioned on one side of the fixed disc 1101 far away from the mounting seat 1, the movable disc 1102 is rotationally connected with the fixed disc 1101 through a bearing, a volute rail groove 1106 is formed in the movable disc 1102, three bidirectional connecting rods 1107 are arranged in the volute rail groove 1106, one ends of the three bidirectional connecting rods 1107, which are close to the fixed disc 1101, are connected with limiting sliding seats 1108 through bolts, the three limiting sliding seats 1108 are respectively positioned in sliding grooves of the three limiting rail seats 1104, the outer parts of the three limiting connecting rods are rotationally connected with sleeve wheels 1109 through bearings, the sleeve wheels 1109 are positioned in the volute rail groove 1106, the other ends of the three limiting connecting rods are connected with positioning rods 1110 through bolts, and centripetal ends of the three positioning rods 1110 are connected with ejection heads 1111 through bolts; an adjusting groove 1112 is formed in one side, far away from the fixed disc 1101, of the movable disc 1102, an adjusting ring 1103 is located in the adjusting groove 1112 and is connected with the adjusting ring 1103 in a rotating mode through a bearing, a self-adjusting table 1113 is connected to the adjusting ring 1103 through a bolt, an external rod 1114 is connected to one side, far away from the adjusting ring 1103, of the self-adjusting table 1113 through a bolt, a pointer 1115 is connected to the other end of the external rod 1114 through a bolt, a threaded hole is formed in the middle of the adjusting ring 1103, and a locking bolt 1116 is connected to the inner portion of the threaded hole in a rotating mode through inner wall threads.
Specifically, after the clamping and fixing of the spline shaft are completed, the position of the deflection angle quick resetting component 11 is adjusted to be in an operation state, specifically: the fixed disk 1101 is sleeved outside the spline shaft, the movable disk 1102 rotates, the bidirectional connecting rod 1107 moves in the worm-shaped rail groove 1106 and moves towards the center of the movable disk 1102 (namely the position of the spline shaft), the limit sliding seat 1108 moves in the limit rail seat 1104 to limit the position of the bidirectional connecting rod 1107, and the three positioning rods 1110 synchronously draw close to the spline shaft until the top 1111 contacts and is fixed with the outside of the spline shaft; subsequently, the limit of the locking bolt 1116 on the adjusting ring 1103 is released, the adjusting ring 1103 is rotated so that the pointer 1115 points to the zero graduation line of the dial 1105 (such as the position of the pointer 1115 in the drawing), and the locking bolt 1116 is fixed again so that the adjusting ring 1103 and the movable disk 1102 remain fixed; in the process of machining a spline shaft, particularly when a groove is cut on the shaft, when the spline shaft rotates and deflects (an emergency braking device is generally arranged on machining equipment, and when the spline shaft deflects, in order to protect a blade, the machining equipment can be stopped in an emergency), under the clamping action of a positioning rod 1110 and a plug 1111 on the spline shaft, a movable disc 1102 rotates on a fixed disc 1101, so that the indication of a pointer 1115 on a dial 1105 can be changed, the change value of the indication is the deflection value of the spline shaft, and a person only needs to rotate and reset the spline shaft (the pointer 1115 points to a zero scale again) to continue machining operation;
in a specific application scenario, the deflection angle quick reset assembly 11 is suitable for an auxiliary reset link after the spline shaft rotates and deflects in a processing link, namely, the deflection angle quick reset assembly 11 clamps and fixes the spline shaft by using a positioning rod 1110 and a plug 1111, so that the movable disc 1102 and the spline shaft keep a synchronous motion state, and after the spline shaft rotates and deflects in processing, the movable disc 1102 can be quickly and accurately reset according to the position (the deflection angle value of a pointer 1115 and a zero scale mark) of the movable disc 1102 which rotates synchronously, and the normal operation of the processing process is ensured.
Referring to fig. 6 and 7, the outside of the fixed disk 1101 is connected with the outer ring gear 12 through a bolt, one side of the tailstock 10, which is close to the fixed disk 1101, is connected with the mounting plate 13 through a bolt, the upper side of the mounting plate 13 is connected with the correction motor 14 through a bolt, the output end of the correction motor 14 is connected with the short shaft through a coupling, the other end of the short shaft is connected with the correction wheel 15 through a bolt, the correction wheel 15 is meshed with the outer ring gear 12 through a tooth socket, one side of the tailstock 10, which is far away from the fixed disk 1101, is connected with the two symmetrical front supporting seats 16 through a bolt, the two front supporting seats 16 are all provided with sliding seats, the two symmetrical rectangular grooves are formed in one side of the mounting seat 1, which is close to the tailstock 10, the two front supporting seats 16 are respectively connected with the two rectangular holes in a sliding manner, the two symmetrical mounting holes are formed in one side of the mounting seat 1, the two mounting holes are all connected with the position-adjusting hydraulic cylinders 17 through bolts, and the telescopic ends of the two position-adjusting hydraulic cylinders 17 are all connected with the tailstock 10 through bolts.
Specifically, after the spline shaft is fixed, the positioning hydraulic cylinder 17 is started to drive the tailstock 10 to approach the spline shaft until the movable disc 1102 moves to the outside of the spline shaft, and then the straightening motor 14 is started to drive the straightening wheel 15 to drive the outer ring gear 12 to rotate, so that the movable disc 1102 rotates.
Working principle: when the device is used, the device is installed on processing equipment of the stainless steel spline shaft, the device is installed through the installation seat 1, and the device is utilized to clamp and fix the stainless steel spline shaft during processing, specifically: the position of the retention component 8 is adjusted (the specification of the V-shaped groove 803 is adjusted according to the shaft diameter of the stainless steel spline shaft to be clamped and fixed, specifically, a transverse adjustment motor 805 is started to drive a screw rod 806 to rotate, two placement seats 802 are mutually close to or far away from each other in a shifting box 801 until the V-shaped groove 803 between the two placement seats 802 accords with the shaft diameter of the spline shaft to be clamped so as to adapt to the specification of the spline shaft, the stainless steel spline shaft to be processed is placed on the retention component 8, a fixed hydraulic cylinder 4 is started to extend and drive a pressing plate 5 to move downwards, a pressing seat 7 is used for pressing and fixing the stainless steel spline shaft from the upper side of the spline shaft, then a turnover type locking component 9 is started to lock the position of the spline shaft again (a turnover adjustment motor 911 is started to drive a shaft lever 912 to rotate, two driving teeth 913 synchronously and reversely mesh with two turnover teeth 910, two rotating shafts 904 synchronously reversely rotate, two turnover frames are mutually turnover close to each other, and two grinding wheels 909 press and fix the stainless steel spline shaft on the outer side of the spline shaft 905);
after the spline shaft is clamped and fixed, the position of the deflection angle quick resetting component 11 is adjusted to enable the deflection angle quick resetting component to be in an operation state, specifically: the fixed disk 1101 is sleeved outside the spline shaft, the movable disk 1102 rotates (the positioning hydraulic cylinder 17 is started to drive the tailstock 10 to be close to the spline shaft until the movable disk 1102 moves outside the spline shaft, then the correcting motor 14 is started to drive the correcting wheel 15 to drive the outer ring gear 12 to rotate, the movable disk 1102 rotates), the bidirectional connecting rod 1107 moves in the volute rail groove 1106 and moves towards the center of the movable disk 1102 (namely the position of the spline shaft), the limiting slide seat 1108 moves in the limiting rail seat 1104 to limit the position of the bidirectional connecting rod 1107, and the three positioning rods 1110 are all synchronously close to the spline shaft until the plug 1111 contacts and is fixed with the outside of the spline shaft; subsequently, the limit of the locking bolt 1116 on the adjusting ring 1103 is released, the adjusting ring 1103 is rotated so that the pointer 1115 points to the zero graduation line of the dial 1105 (such as the position of the pointer 1115 in the drawing), and the locking bolt 1116 is fixed again so that the adjusting ring 1103 and the movable disk 1102 remain fixed; in the process of machining a spline shaft, especially when a groove is cut on the shaft, when the spline shaft rotates and deflects (an emergency braking device is generally arranged on machining equipment, and when the spline shaft deflects, in order to protect a blade, the machining equipment can be stopped in an emergency), under the clamping action of a positioning rod 1110 and a plug 1111 on the spline shaft, a movable disc 1102 rotates on a fixed disc 1101, so that the indication of a pointer 1115 on a dial 1105 can be changed, the change value of the indication is the deflection value of the spline shaft, and a person only needs to rotate and reset the spline shaft (the pointer 1115 points to a zero scale again), so that machining operation can be continued.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a fixing device of centre gripping stainless steel spline axle, includes mount pad (1), its characterized in that, the upside fixedly connected with grudging post (2) of mount pad (1), and the upside fixedly connected with footstock (3) of grudging post (2), rectangular mounting groove has been seted up on footstock (3), the inside fixedly connected with fixed pneumatic cylinder (4) of mounting groove, and the flexible end of fixed pneumatic cylinder (4) is decurrent, the flexible end fixedly connected with clamp plate (5) of fixed pneumatic cylinder (4), the downside fixedly connected with depression bar (6) of two symmetries of clamp plate (5), and the equal fixedly connected with of lower extreme of two depression bars (6) presses seat (7), the upside of mount pad (1) is provided with solid position subassembly (8) and upset formula locking position subassembly (9).
2. The fixing device for clamping a stainless steel spline shaft according to claim 1, wherein the retention assembly (8) comprises two displacement boxes (801), the two displacement boxes (801) are fixedly connected with the upper sides of the mounting base (1), the two displacement boxes are respectively positioned under the two pressing bases (7), two symmetrical placement bases (802) are arranged above the two displacement boxes, a V-shaped groove (803) is arranged between the two placement bases (802), the two placement bases (802) are vertically placed with the two displacement boxes, the lower sides of the two placement bases (802) are fixedly connected with inner sliding bases (804), sliding grooves are formed in the two displacement boxes, the two placement bases (802) are movably connected with the two displacement boxes, one side of one displacement box is fixedly connected with a transverse adjusting motor (805), a round hole is formed in one side of the displacement box, which is close to the adjusting motor, the round hole is communicated with the sliding groove of the displacement box, two inner sliding bases (804) in the displacement box are vertically placed, the two sliding bases (804) are respectively provided with sliding grooves, the two sliding boxes are respectively arranged on the two inner sliding boxes (804) and are respectively connected with the other side of the two sliding boxes (804) in a threaded hole, the two sliding boxes are respectively connected with the threaded screw rod (804) in the threaded hole (805) in the opposite directions, the threaded hole (804) is respectively) and the threaded screw rod is threaded through the threaded screw rod (804) is movably connected with the threaded rod, the screw rod (806) is rotationally connected with threaded holes of the two inner sliding seats (804) through inner wall threads.
3. The fixing device for clamping a stainless steel spline shaft according to claim 2, wherein the turnover type locking assembly (9) comprises two middle-arranged seats (901), the two middle-arranged seats (901) are symmetrically distributed between the two shifting boxes (801), side seats (902) and a partition plate (903) are arranged on the two middle-arranged seats (901), the side seats (902) are located on the middle-arranged seats (901) and close to the shifting boxes (801), and the partition plate (903) is located on the middle-arranged seats (901) and parallel to the shifting boxes (801).
4. A fixing device for clamping a stainless steel spline shaft according to claim 3, characterized in that two side seats (902) are movably connected with rotating shafts (904), the outer parts of the rotating shafts (904) are fixedly connected with overturning frames (905), the upper ends of the overturning frames (905) are fixedly connected with supporting rods (906), the two supporting rods (906) are symmetrically distributed in a curved arc shape, connectors (907) are fixedly connected to the two supporting rods (906), locking rods (908) are fixedly connected to the connectors (907), grinding wheels (909) are fixedly connected to the outer parts of the locking rods (908), and the two grinding wheels (909) are obliquely placed and parallel to the placing seats (802).
5. The fixing device for clamping a stainless steel spline shaft according to claim 4, wherein the overturning frame (905) is provided with overturning teeth (910) on one side far away from the side seat (902), the overturning teeth (910) are fixedly connected with the outside of the rotating shaft (904), the outer side of one middle seat (901) is provided with an overturning adjusting motor (911), the overturning adjusting motor (911) is fixedly connected with a partition plate (903) on the middle seat (901), the output end of the overturning adjusting motor (911) is connected with a shaft lever (912) through a coupling, the other end of the shaft lever (912) penetrates through the partition plate (903) and is movably connected with the outer wall of the partition plate (903) on the other side, two symmetrical driving teeth (913) are fixedly connected with the outer side of the shaft lever (912), and the two driving teeth (913) are meshed with the two overturning teeth (910) through tooth grooves respectively.
6. The fixing device for clamping the stainless steel spline shaft according to claim 1, wherein a tailstock (10) is arranged on one side of the mounting seat (1), and a deflection angle quick reset assembly (11) is arranged on the tailstock (10).
7. The fixing device for clamping a stainless steel spline shaft according to claim 6, wherein the deflection angle quick resetting component (11) comprises a fixing disc (1101), a movable disc (1102) and an adjusting ring (1103), the fixing disc (1101) is fixedly connected with a tailstock (10), three circumferentially equidistant limit rail seats (1104) are arranged on the fixing disc (1101), sliding grooves are formed in the three limit rail seats (1104), a dial (1105) is arranged outside the three limit rail seats (1104), and the dial (1105) is fixedly connected with the fixing disc (1101).
8. The fixing device for clamping a stainless steel spline shaft according to claim 7, wherein the movable disc (1102) is located on one side, far away from the installation seat (1), of the fixed disc (1101), the movable disc (1102) is movably connected with the fixed disc (1101), a volute-shaped rail groove (1106) is formed in the movable disc (1102), three bidirectional connecting rods (1107) are arranged in the volute-shaped rail groove (1106), one ends, close to the fixed disc (1101), of the three bidirectional connecting rods (1107) are fixedly connected with limiting sliding seats (1108), the three limiting sliding seats (1108) are respectively located in sliding grooves of the three limiting rail seats (1104), sleeve wheels (1109) are movably connected to the outer portions of the three limiting connecting rods, the sleeve wheels (1109) are located in the volute-shaped rail groove (1106), positioning rods (1110) are fixedly connected to the other ends of the three limiting connecting rods, and the centripetal ends of the three positioning rods (1110) are fixedly connected with jacking heads (1111).
9. The fixing device for clamping a stainless steel spline shaft according to claim 8, wherein an adjusting groove (1112) is formed in one side, far away from the fixed disc (1101), of the movable disc (1102), an adjusting ring (1103) is movably connected to the adjusting groove (1112), an automatic adjusting table (1113) is fixedly connected to the adjusting ring (1103), an external rod (1114) is fixedly connected to one side, far away from the adjusting ring (1103), of the automatic adjusting table (1113), a pointer (1115) is fixedly connected to the other end of the external rod (1114), a threaded hole is formed in the middle of the adjusting ring (1103), and a locking bolt (1116) is rotatably connected to the inside of the threaded hole through an inner wall thread.
10. The fixing device for clamping a stainless steel spline shaft according to claim 7, wherein an outer ring gear (12) is fixedly connected to the outer side of a fixing disc (1101), one side, close to the fixing disc (1101), of a tailstock (10) is fixedly connected with a mounting plate (13), the upper side of the mounting plate (13) is fixedly connected with a correction motor (14), the output end of the correction motor (14) is connected with a short shaft through a coupling, the other end of the short shaft is fixedly connected with a correction wheel (15), the correction wheel (15) is meshed with the outer ring gear (12) through a tooth socket, two symmetrical front supporting seats (16) are fixedly connected to one side, far away from the fixing disc (1101), of the tailstock (10), two symmetrical rectangular grooves are formed in one side, close to the tailstock (10), of the mounting seat (1), the two rectangular grooves are respectively arranged in the inner side, of the two front supporting seats (16) are movably connected with one side, close to the tailstock (10), two symmetrical mounting holes (17) are formed in the inner side, and two symmetrical front supporting seats (17) are connected with two hydraulic cylinders, and the two hydraulic cylinders (17) are fixedly connected with one another.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311736563.2A CN117415637B (en) | 2023-12-18 | 2023-12-18 | Fixing device for clamping stainless steel spline shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311736563.2A CN117415637B (en) | 2023-12-18 | 2023-12-18 | Fixing device for clamping stainless steel spline shaft |
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| Publication Number | Publication Date |
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| CN117415637A true CN117415637A (en) | 2024-01-19 |
| CN117415637B CN117415637B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311736563.2A Active CN117415637B (en) | 2023-12-18 | 2023-12-18 | Fixing device for clamping stainless steel spline shaft |
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|---|---|
| CN117415637B (en) | 2024-02-23 |
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