CN110181424A - A kind of self-locking clamping device for clamping test pieces outer wall - Google Patents
A kind of self-locking clamping device for clamping test pieces outer wall Download PDFInfo
- Publication number
- CN110181424A CN110181424A CN201910361893.5A CN201910361893A CN110181424A CN 110181424 A CN110181424 A CN 110181424A CN 201910361893 A CN201910361893 A CN 201910361893A CN 110181424 A CN110181424 A CN 110181424A
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- Prior art keywords
- fluted disc
- self
- gear
- shell
- gear shaft
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 210000000078 claw Anatomy 0.000 claims abstract description 41
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 25
- 238000003466 welding Methods 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 4
- 239000013536 elastomeric material Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000003754 machining Methods 0.000 description 3
- 210000005069 ears Anatomy 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/16—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving radially
- B23B31/16083—Jaws movement actuated by gears and racks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The present invention relates to a kind of self-locking clamping devices for clamping test pieces outer wall, comprising: shell, cone fluted disc supporter, cone fluted disc bearing, cone fluted disc, bevel pinion, small coning gear shaft, bevel pinion bearing, cylinder ring gear, door, big roller gear, big cylindrical gear shaft, small cylinder gear, rack-and-pinion claw, guide base, self-locking device；A kind of self-locking clamping device for clamping test pieces outer wall of the present invention is cooperated by the pawl and ratchet of the self-locking device, to complete the self-locking of the clamping device, have the function of the clamping device self-locking, pass through a series of transmission mechanism, push the arcuate end of the rack-and-pinion claw to central axis, complete the clamping work of test specimen, has structure simple, compact, good manufacturability, it is easy to operate the advantages that.
Description
Technical field
The present invention relates to a kind of clamping devices, particularly relate to a kind of self-locking for clamping test pieces outer wall
Clamping device.
Background technique
Various clamping devices can be used in human lives and work, clamping device will be used wider and wider.
Clamping device is used to fix processing object during referring to machine-building, is allowed to occupy correct position, to receive construction or inspection
The device of survey, also known as fixture.In a broad sense, any process in technical process, for rapidly, easily and safely installing
The device of workpiece, all can be described as clamping device.Clamping device is indispensable a kind of technological equipment in machining, it can rise
Act below: guarantee reliablely and stablely reaches every requirement on machining accuracy；Shorten machining period, raises labour productivity；It reduces
Production cost；Mitigate the labor intensity of operator；It can be processed by the operator of lower industrial grade；It can enlarger bed process
Range.There are various clamping devices in the market, such as: welding fixture, inspection jig, assembling jig, machine tool fixture etc.,
But there are the problems such as structure is complicated, poor reliability, the low, bad adaptability of precision in most of clamping device.To solve in the market
Clamping device many drawbacks, the present invention devises that this is easy to operate, beautiful and generous, with high accuracy for outside clamping test pieces
The clamping device of wall.
Summary of the invention
The purpose of the present invention seeks to manufacture and design that a kind of structure is simple, compact, and good manufacturability is easy to operate, and precision is high, peace
A kind of complete practical self-locking clamping device for clamping test pieces outer wall.
In order to achieve the above objectives, the technical solution adopted in the present invention is as follows:
A kind of self-locking clamping device for clamping test pieces outer wall, comprising: shell, cone fluted disc supporter, cone fluted disc axis
It holds, bore fluted disc, bevel pinion, small coning gear shaft, bevel pinion bearing, cylinder ring gear, door, big roller gear, big cylinder
Gear shaft, small cylinder gear, rack-and-pinion claw, guide base, self-locking device；The cone fluted disc supporter passes through the cone fluted disc
Bearing is connected with the cone fluted disc, and the cone fluted disc is meshed with the bevel pinion, the bevel pinion by spline with
The small coning gear shaft is mutually fixedly connected, and the small coning gear shaft is connected by the bevel pinion bearing with the shell；
The cone fluted disc supporter is mutually permanently connected by screw and the door, and the door is connected by screw with the shell
It connects；The cone fluted disc is mutually fixedly connected with the cylinder ring gear by screw, the cylinder ring gear and the big Cylinder Gear
Wheel is meshed, and the big roller gear is mutually permanently connected with the big cylindrical gear shaft by spline, the big roller gear
Axis is connected by big roller gear axle bearing with the door, and the big cylindrical gear shaft and the small cylinder gear pass through flower
Key is mutually permanently connected；The small cylinder gear is meshed with the rack-and-pinion claw, the rack-and-pinion claw and the guiding
Pedestal is slidably connected by clearance fit, and the guide base is mutually permanently connected with the door by welding；It is described self-locking
For device between the shell and the bevel pinion, the ratchet of the self-locking device is mounted on the small bevel gear by spline
On wheel shaft, the pedestal of the self-locking device is fixedly connected by screw with the shell, the adjusting screw rod of the self-locking device with
The shell is connected by screw thread；The shell, the cone fluted disc supporter, the cone fluted disc bearing, the cone fluted disc, institute
The axis of door and the cylinder ring gear is stated on same straight line；It is the bevel pinion, the small coning gear shaft, described small
Bevel gear bearing, the big roller gear, the big cylindrical gear shaft, the big roller gear axle bearing, the small column tooth
Wheel, the rack-and-pinion claw, the guide base, the self-locking device respectively have three sets, they are around described same straight line etc.
Distribution.
Further, the shell be inner hollow cylindrical body, be separated on the side of the cylindrical body there are three
Circular through hole, and three circular through holes are located at the central symmetry plane of two end faces, on the side of the cylindrical body
Tapped through hole there are three separating, and the tapped through hole is located at beside the circular through hole, an end face of the cylindrical body is moved
It removes, other end is provided with circular hole, and in circular, respectively there are three arc ear, the arc ears of the shell for welding
It is connected with one end of the door by screw.
Further, the self-locking device includes: pedestal, spring, support frame, adjusting screw rod, pawl, ratchet；The base
Seat is rectangular parallelepiped structure, is fixedly mounted on the medial surface of the shell by screw, one end welding of the side of the pedestal
There is the spring, the other end is welded with support frame as described above；Support frame as described above is truncated rectangular pyramids structure, the bottom surface end of support frame as described above
It is welded on the pedestal, upper bottom surface end is hinged on the inclined side in centre of the pawl, and is one of the tooth far from the pawl
Side；One end fit inside of tooth far from the pawl is equipped with the adjusting screw rod, the adjusting screw rod by screw rod, cylinder and
Rotary table is passed sequentially through to be screwed and is installed together, and the outer glue of the cylinder and the rotary table has high resilience
Shell made of elastomeric material, the screw rod of the adjusting screw rod pass through screw thread phase with the tapped through hole of the shell
On the inside of one end of connection, the shell of the cylinder of the adjusting screw rod and the shell of the rotary table and the tooth far from the pawl
Be in contact cooperation；One end of the spring is welded on the pedestal, and the other end is welded on the inclined other side in centre of the pawl,
And it is proximate to the side of the tooth of the pawl；One end fits close to the tooth of the pawl are equipped with the ratchet, the ratchet
It is mounted on one end of the small coning gear shaft by spline, and is proximate to one end of the bevel pinion.
Further, the cone fluted disc supporter is located at the inside of one end of the shell, and one end of the shell is
The removed one end in end face, the cone fluted disc supporter are flange plate type structure, by the removed inside of circle ring disk and both ends of the surface
Hollow cylindrical body is interconnected by welding, is provided with Step Circular in one end of the cylindrical body of the inner hollow
Slot, and the described one end for being provided with Step Circular slot is one end far from the circle ring disk.
Further, the inner ring of the Step Circular slot and the cone fluted disc bearing on the cone fluted disc supporter passes through
Together, the center hole of the outer ring of the cone fluted disc bearing and the cone fluted disc passes through interference fit together to interference fit.
Further, the cone fluted disc is mutually permanently connected with the cylinder ring gear by screw without increment, described
The cone tooth of cone fluted disc is meshed with the cone tooth of the bevel pinion.
Further, the bevel pinion is connected to one end of the small coning gear shaft, the bevel pinion by spline
The other end of axis is provided with Hexagon hole, the inner ring interference fit of the other end of the small coning gear shaft and the bevel pinion bearing
Together, the circular through hole of the outer ring of the bevel pinion bearing and the shell is by being interference fitted together.
Further, the door is cirque structure, one end of one end of the door and the cone fluted disc supporter
Be connected by screw to together, and on the other end of the door, by way of interference fit with the big roller gear
The outer ring of axle bearing is fixedly connected, and is fixedly mounted by welding with one end of the guide base.
Further, the inner ring of the big roller gear axle bearing and one end of the big cylindrical gear shaft are matched by interference
Conjunction is mutually permanently connected, and the other end of the big cylindrical gear shaft is mutually permanently connected with the small cylinder gear by spline.
Further, the one side of the rack-and-pinion claw is provided with teeth, is provided with swallow on the two sides adjacent with the side
Stern notch, the teeth of the rack-and-pinion claw and the teeth of the small cylinder gear are intermeshed, the dovetail groove and the guiding
The dovetail tangs of pedestal are slidably connected by clearance fit, and an end face of the rack-and-pinion claw is arcuate structure, the rack gear
One end face of formula claw is the one end for clamping test specimen.
Implement a kind of self-locking clamping device for clamping test pieces outer wall of the present invention, the beneficial effect is that:
(1) a kind of self-locking clamping device for clamping test pieces outer wall of the present invention, is rotated clockwise with allen wrench
The small coning gear shaft, the small coning gear shaft rotation, and then drive the bevel pinion rotation；The rotation of the bevel pinion
It drives the cone fluted disc to rotate, and then drives the cylinder ring gear rotation；The rotation of the cylinder ring gear drives described big
Roller gear rotation, and then drive the big cylindrical gear shaft rotation；The big cylindrical gear shaft rotation drives the small column
Gear rotation, and then drive the rack-and-pinion claw for linear motion, push the arcuate end of the rack-and-pinion claw to center
Axis completes the clamping work of test specimen with the increase that the arcuate end of the rack-and-pinion claw enters, simple with structure,
It is compact, good manufacturability, it is easy to operate the advantages that.
(2) a kind of self-locking clamping device for clamping test pieces outer wall, the adjusting screw rod, institute are screwed with hand clockwise
It states adjusting screw rod to rotate on one side, move downward on one side, the frustum cone side of the adjusting screw rod pushes the pawl rotation, Jin Ersuo
It states pawl and the ratchet cooperates, rotate clockwise the small coning gear shaft can only, i.e., the described rack-and-pinion claw can only
It moves, cannot be moved to the direction away from central axis, to complete the clamping device to the direction close to central axis
It is self-locking, have the function of the clamping device self-locking.
Detailed description of the invention
Fig. 1 is a kind of outside drawing of the self-locking clamping device for clamping test pieces outer wall of the present invention；
Fig. 2 is a kind of decladding structure chart of the self-locking clamping device for clamping test pieces outer wall of the present invention；
Fig. 3 is a kind of decladding structural exploded view of the self-locking clamping device for clamping test pieces outer wall of the present invention；
Fig. 4 is a kind of clamping working principle diagram of the self-locking clamping device for clamping test pieces outer wall of the present invention；
Fig. 5 is a kind of structure chart of the self-locking device of the self-locking clamping device for clamping test pieces outer wall of the present invention；
Fig. 6 is a kind of X-Y scheme of the shell of the self-locking clamping device for clamping test pieces outer wall of the present invention；
In figure: shell -1, cone fluted disc supporter -2, cone fluted disc bearing -3, cone fluted disc -4, bevel pinion -5, bevel pinion
Axis -6, bevel pinion bearing -7, cylinder ring gear -8, door -9, big roller gear -10, big cylindrical gear shaft -11, small column
Gear -12, guide base -14, self-locking device -15, pedestal -151, spring -152, support frame -153, is adjusted rack-and-pinion claw -13
Save screw rod -154, pawl -155, ratchet -156.
Specific embodiment
The present invention is further described through with reference to the accompanying drawing.
As shown in Fig. 1,2,3,4,5,6, a kind of self-locking clamping device for clamping test pieces outer wall, comprising: shell 1,
Bore fluted disc supporter 2, cone fluted disc bearing 3, cone fluted disc 4, bevel pinion 5, small coning gear shaft 6, bevel pinion bearing 7, in cylinder
Gear ring 8, door 9, big roller gear 10, big cylindrical gear shaft 11, small cylinder gear 12, rack-and-pinion claw 13, guide base 14,
Self-locking device 15；The cone fluted disc supporter 2 is connected by the cone fluted disc bearing 3 with the cone fluted disc 4, the cone fluted disc
4 are meshed with the bevel pinion 5, and the bevel pinion 5 is fixedly connected by spline with 6 phase of small coning gear shaft, described
Small coning gear shaft 6 is connected by the bevel pinion bearing 7 with the shell 1；The cone fluted disc supporter 2 by screw with
The door 9 is mutually permanently connected, and the door 9 is connected by screw with the shell 1；The cone fluted disc 4 and the circle
Column ring gear 8 is mutually fixedly connected by screw, and the cylinder ring gear 8 is meshed with the big roller gear 10, the great circle
Stud wheel 10 is mutually permanently connected with the big cylindrical gear shaft 11 by spline, and the big cylindrical gear shaft 11 passes through big cylinder
Gear axle bearing is connected with the door 9, and the big cylindrical gear shaft 11 is mutual by spline with the small cylinder gear 12
It is fixedly connected；The small cylinder gear 12 is meshed with the rack-and-pinion claw 13, the rack-and-pinion claw 13 and the guiding
Pedestal 14 is slidably connected by clearance fit, and the guide base 14 is mutually permanently connected with the door 9 by welding；It is described
Self-locking device 15 between the shell 1 and the bevel pinion 5, pacified by spline by the ratchet 156 of the self-locking device 15
On the small coning gear shaft 6, the pedestal 151 of the self-locking device 15 is fixedly connected by screw with the shell 1, described
The adjusting screw rod 154 of self-locking device 15 is connected with the shell 1 by screw thread；The shell 1, the cone fluted disc supporter 2,
The cone fluted disc bearing 3, the axis for boring fluted disc 4, the door 9 and the cylinder ring gear 8 are on same straight line；Institute
State bevel pinion 5, the small coning gear shaft 6, the bevel pinion bearing 7, the big roller gear 10, the big roller gear
Axis 11, the big roller gear axle bearing, the small cylinder gear 12, the rack-and-pinion claw 13, the guide base 14, institute
Stating self-locking device 15 respectively has three sets, they are around described same straight line etc. point distribution.
Further, the shell 1 be inner hollow cylindrical body, be separated on the side of the cylindrical body there are three
Circular through hole, and three circular through holes are located at the central symmetry plane of two end faces, on the side of the cylindrical body
Tapped through hole there are three separating, and the tapped through hole is located at beside the circular through hole, an end face of the cylindrical body is moved
It removes, other end is provided with circular hole, and in circular, respectively there are three arc ear, the arc ears of the shell 1 for welding
It is connected with one end of the door 8 by screw.
Further, the self-locking device 15 includes: pedestal 151, spring 152, support frame 153, adjusting screw rod 154, spine
Pawl 155, ratchet 156；The pedestal 151 is rectangular parallelepiped structure, is fixedly mounted on the medial surface of the shell 1 by screw,
One end of the side of the pedestal 151 is welded with the spring 152, and the other end is welded with support frame as described above 153；Support frame as described above
153 be truncated rectangular pyramids structure, and the bottom surface end of support frame as described above 153 is welded on the pedestal 151, and upper bottom surface end is hinged on described
The inclined side in the centre of pawl 155, and be the side of the tooth far from the pawl 155；In one end of tooth far from the pawl 155
Side is fitted with the adjusting screw rod 154, and the adjusting screw rod 154 is passed sequentially through by screw rod, cylinder and rotary table to be screwed
It is installed together, and the outer glue of the cylinder and the rotary table has outside made of the elastomeric material of high resilience
Shell, the screw rod of the adjusting screw rod 154 are connected with the tapped through hole of the shell 1 by screw thread, the adjusting
It is in contact on the inside of the shell of the cylinder of screw rod 154 and the shell of the rotary table and one end of the tooth far from the pawl 155
Cooperation；One end of the spring 152 is welded on the pedestal 151, and the centre that the other end is welded on the pawl 155 is partially another
Side, and it is proximate to the side of the tooth of the pawl 155；One end fits close to the tooth of the pawl 155 are equipped with the ratchet
156, the ratchet 156 is mounted on one end of the small coning gear shaft 6 by spline, and is proximate to the one of the bevel pinion 5
End.
Further, the cone fluted disc supporter 2 is located at the inside of one end of the shell 1, and one end of the shell 1
The removed one end in end face, the cone fluted disc supporter 2 is flange plate type structure, by circle ring disk and both ends of the surface it is removed in
The hollow cylindrical body in portion is interconnected by welding, is provided with Step Circular in one end of the cylindrical body of the inner hollow
Slot, and the described one end for being provided with Step Circular slot is one end far from the circle ring disk；It is described on the cone fluted disc supporter 2
The inner ring of Step Circular slot and the cone fluted disc bearing 3 is by being interference fitted together, the outer ring of the cone fluted disc bearing 3 and institute
The center hole of cone fluted disc 4 is stated by being interference fitted together；The cone fluted disc 4 leads to without increment and the cylinder ring gear 8
It crosses screw to be mutually permanently connected, the cone tooth of the cone fluted disc 4 is meshed with the cone tooth of the bevel pinion 5；The bevel pinion 5
One end of the small coning gear shaft 6 is connected to by spline, the other end of the small coning gear shaft 6 is provided with Hexagon hole, described
The inner ring of the other end of small coning gear shaft 6 and the bevel pinion bearing 7 is interference fitted together, the bevel pinion bearing 7
Outer ring and the shell 1 the circular through hole by interference fit together；The door 9 is cirque structure, described
One end of door 9 and one end of the cone fluted disc supporter 2 are connected by screw to together, and in the other end of the door 9
On, be fixedly connected by way of interference fit with the outer ring of the big roller gear axle bearing, by welding with institute
The one end for stating guide base 14 is fixedly mounted；The one of the inner ring of the big roller gear axle bearing and the big cylindrical gear shaft 11
End is mutually permanently connected by interference fit, and the other end and the small cylinder gear 12 of the big cylindrical gear shaft 11 pass through flower
Key is mutually permanently connected；The one side of the rack-and-pinion claw 13 is provided with teeth, is provided with swallow on the two sides adjacent with the side
The teeth of stern notch, the teeth of the rack-and-pinion claw 13 and the small cylinder gear 12 are intermeshed, the dovetail groove with it is described
The dovetail tangs of guide base 14 are slidably connected by clearance fit, and an end face of the rack-and-pinion claw 13 is arcuate structure,
One end face of the rack-and-pinion claw 13 is the one end for clamping test specimen.
As shown in Fig. 1,2,3,4,5,6, a kind of work of the self-locking clamping device for clamping test pieces outer wall of the present invention
Specific step is as follows for method:
It is installed according to installation requirement, the cone fluted disc supporter 2 is passed through the cone fluted disc bearing 3 and the cone fluted disc 4
It is connected, the cone fluted disc 4 is meshed with the bevel pinion 5, and the bevel pinion 5 passes through spline and the small coning gear shaft
6 phases are fixedly connected, and the small coning gear shaft 6 is connected by the bevel pinion bearing 7 with the shell 1；By the cone tooth
Disk supporter 2 is mutually permanently connected by screw with the door 9, and the door 9 is connected by screw with the shell 1；
The cone fluted disc 4 is mutually fixedly connected with the cylinder ring gear 8 by screw, the cylinder ring gear 8 and the big cylinder
Gear 10 is meshed, and the big roller gear 10 is mutually permanently connected with the big cylindrical gear shaft 11 by spline, described big
Cylindrical gear shaft 11 is connected by big roller gear axle bearing with the door 9, the big cylindrical gear shaft 11 with it is described small
Roller gear 12 is mutually permanently connected by spline；The small cylinder gear 12 is meshed with the rack-and-pinion claw 13, institute
It states rack-and-pinion claw 13 to be slidably connected with the guide base 14 by clearance fit, the guide base 14 and the door 9
It is mutually permanently connected by welding；The self-locking device 15 is placed between the shell 1 and the bevel pinion 5, it is described from
The ratchet 156 of locking device 15 is mounted on the small coning gear shaft 6 by spline, and the pedestal 151 of the self-locking device 15 passes through
Screw is fixedly connected with the shell 1, and the adjusting screw rod 154 of the self-locking device 15 is connected with the shell 1 by screw thread；
Make the shell 1, the cone fluted disc supporter 2, the cone fluted disc bearing 3, the cone fluted disc 4, the door 9 and the cylinder
The axis of ring gear 8 is on same straight line；The bevel pinion 5, the small coning gear shaft 6, the bevel pinion bearing 7,
The big roller gear 10, the big cylindrical gear shaft 11, the big roller gear axle bearing, the small cylinder gear 12, institute
Stating rack-and-pinion claw 13, the guide base 14, the self-locking device 15 respectively has three sets, makes them around the same straight line
Equal part distribution.
When clamping test specimen, the adjusting screw rod 154 is screwed clockwise with hand, the adjusting screw rod 154 rotates on one side, on one side
It moves downward, the frustum cone side of the adjusting screw rod 154 pushes the pawl 155 to rotate, and then the pawl 155 and the spine
Wheel 156 cooperates, and rotate clockwise the bevel pinion I axis 6 can only, i.e., the described rack-and-pinion claw 13 can only be in
The direction of mandrel line moves, and cannot move to the direction away from central axis, to complete the self-locking setting of the clamping device；
The small coning gear shaft 6 is rotated clockwise with allen wrench, the small coning gear shaft 6 rotates, and then drives the small bevel gear
5 rotation of wheel；The rotation of the bevel pinion 5 drives the cone fluted disc 4 to rotate, and then the cylinder ring gear 8 is driven to rotate；Institute
The rotation for stating cylinder ring gear 8 drives the big roller gear 10 to rotate, and then the big cylindrical gear shaft 11 is driven to rotate；Institute
Stating the big rotation of cylindrical gear shaft 11 drives the small cylinder gear 12 to rotate, and then the rack-and-pinion claw 13 is driven to make straight line fortune
It is dynamic, push the arcuate end of the rack-and-pinion claw 13 to central axis, with the rack-and-pinion claw 13 arcuate end into
The clamping work of test specimen is completed in the increase entered.
When unclamping test specimen, the adjusting screw rod 154 is screwed counterclockwise with hand, the adjusting screw rod 154 rotates on one side, on one side
It moves upwards, the frustum cone side of the adjusting screw rod 154 far from the pawl 155, freely stretch by the compressed spring 152
Exhibition relieves described in making to push the pawl 155 to rotate, and then the pawl 155 is separated from each other with the ratchet 156
The case where bevel pinion I axis 6 can only rotate clockwise enables the rack-and-pinion claw 13 to transport to the direction away from central axis
It is dynamic, to complete the unlock setting of the clamping device；Rotate the small coning gear shaft 6 counterclockwise with allen wrench, it is described
Small coning gear shaft 6 rotates, and then the bevel pinion 5 is driven to rotate；The rotation of the bevel pinion 5 drives the cone fluted disc 4
Rotation, and then the cylinder ring gear 8 is driven to rotate；The rotation of the cylinder ring gear 8 drives 10 turns of the big roller gear
It is dynamic, and then the big cylindrical gear shaft 11 is driven to rotate；The rotation of big cylindrical gear shaft 11 drives the small cylinder gear 12
Rotation, and then drive the rack-and-pinion claw 13 for linear motion, make the arcuate end of the rack-and-pinion claw 13 far from center
Axis completes the release work of test specimen with the separate increase of the arcuate end of the rack-and-pinion claw 13.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of self-locking clamping device for clamping test pieces outer wall characterized by comprising shell (1), cone fluted disc support
Body (2), cone fluted disc bearing (3), cone fluted disc (4), bevel pinion (5), small coning gear shaft (6), bevel pinion bearing (7), cylinder
Ring gear (8), door (9), big roller gear (10), big cylindrical gear shaft (11), small cylinder gear (12), rack-and-pinion claw
(13), guide base (14), self-locking device (15)；The cone fluted disc supporter (2) by the cone fluted disc bearing (3) with it is described
Cone fluted disc (4) is connected, and the cone fluted disc (4) is meshed with the bevel pinion (5), and the bevel pinion (5) passes through spline
Mutually be fixedly connected with the small coning gear shaft (6), the small coning gear shaft (6) by the bevel pinion bearing (7) with it is described
Shell (1) is connected；The cone fluted disc supporter (2) is mutually permanently connected by screw with the door (9), the door
(9) it is connected by screw with the shell (1)；The cone fluted disc (4) is mutually fixed with the cylinder ring gear (8) by screw
Connection, the cylinder ring gear (8) are meshed with the big roller gear (10), the big roller gear (10) and the great circle
Stud wheel axis (11) is mutually permanently connected by spline, and the big cylindrical gear shaft (11) passes through big roller gear axle bearing and institute
It states door (9) to be connected, the big cylindrical gear shaft (11) is mutually permanently connected with the small cylinder gear (12) by spline；
The small cylinder gear (12) is meshed with the rack-and-pinion claw (13), the rack-and-pinion claw (13) and the guide base
(14) it is slidably connected by clearance fit, the guide base (14) is mutually permanently connected with the door (9) by welding；Institute
Self-locking device (15) are stated between the shell (1) and the bevel pinion (5), the ratchet of the self-locking device (15)
(156) be mounted on the small coning gear shaft (6) by spline, the pedestal (151) of the self-locking device (15) by screw with
The shell (1) is fixedly connected, and the adjusting screw rod (154) of the self-locking device (15) is connected with the shell (1) by screw thread
It connects；The shell (1), the cone fluted disc supporter (2), the cone fluted disc bearing (3), the cone fluted disc (4), the door
(9) and the axis of the cylinder ring gear (8) is on same straight line；The bevel pinion (5), the small coning gear shaft (6),
The bevel pinion bearing (7), the big roller gear (10), the big cylindrical gear shaft (11), the big cylindrical gear shaft
Bearing, the small cylinder gear (12), the rack-and-pinion claw (13), the guide base (14), the self-locking device (15)
Respectively there are three sets, they are around described same straight line etc. point distribution.
2. a kind of self-locking clamping device for clamping test pieces outer wall as described in claim 1, which is characterized in that described outer
Shell (1) is the cylindrical body of inner hollow, is separated on the side of the cylindrical body there are three circular through hole, and three circles
Shape through-hole is located at the central symmetry plane of two end faces, is separated on the side of the cylindrical body there are three tapped through hole, and
The tapped through hole is located at beside the circular through hole, and an end face of the cylindrical body is removed, and other end is provided with circular hole,
Circular, respectively there are three arc ear, the arc ear of the shell (1) and the one end of the door (8) for welding
It is connected by screw.
3. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 2, which is characterized in that it is described from
Locking device (15) includes: pedestal (151), spring (152), support frame (153), adjusting screw rod (154), pawl (155), ratchet
(156)；The pedestal (151) is rectangular parallelepiped structure, is fixedly mounted on the medial surface of the shell (1) by screw, described
One end of the side of pedestal (151) is welded with the spring (152), and the other end is welded with support frame as described above (153)；The support
Frame (153) is truncated rectangular pyramids structure, and the bottom surface end of support frame as described above (153) is welded on the pedestal (151), upper bottom surface end hinge
It connects in the inclined side in centre of the pawl (155), and is the side of the tooth far from the pawl (155)；Far from the pawl
(155) one end fit inside of tooth is equipped with the adjusting screw rod (154), the adjusting screw rod (154) by screw rod, cylinder and
Rotary table is passed sequentially through to be screwed and is installed together, and the outer glue of the cylinder and the rotary table has high resilience
Shell made of elastomeric material, the screw rod of the adjusting screw rod (154) and the tapped through hole of the shell (1) are logical
It crosses screw thread to be connected, the shell of the shell of the cylinder of the adjusting screw rod (154) and the rotary table and far from the pawl
(155) be in contact cooperation on the inside of one end of tooth；One end of the spring (152) is welded on the pedestal (151), the other end
It is welded on the inclined other side in centre of the pawl (155), and is proximate to the side of the tooth of the pawl (155)；Close to the spine
The one end fits of the tooth of pawl (155) are equipped with the ratchet (156), and the ratchet (156) is mounted on the conelet by spline
One end of gear shaft (6), and it is proximate to one end of the bevel pinion (5).
4. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 3, which is characterized in that the cone
Fluted disc supporter (2) is located at the inside of one end of the shell (1), and one end of the shell (1) is one that end face is removed
End, the cone fluted disc supporter (2) are flange plate type structure, by the cylindrical body of the removed inner hollow of circle ring disk and both ends of the surface
It is interconnected by welding, is provided with Step Circular slot in one end of the cylindrical body of the inner hollow, and be provided with ladder
Described one end of circular trough is one end far from the circle ring disk.
5. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 4, which is characterized in that the cone
The inner ring of the Step Circular slot and cone fluted disc bearing (3) on fluted disc supporter (2) is by being interference fitted together, institute
The outer ring of cone fluted disc bearing (3) and the center hole of cone fluted disc (4) are stated by being interference fitted together.
6. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 5, which is characterized in that the cone
Fluted disc (4) is mutually permanently connected with the cylinder ring gear (8) by screw without increment, it is described cone fluted disc (4) cone tooth with
The cone tooth of the bevel pinion (5) is meshed.
7. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 6, which is characterized in that described small
Bevel gear (5) is connected to one end of the small coning gear shaft (6) by spline, and the other end of the small coning gear shaft (6) is provided with
The inner ring of Hexagon hole, the other end of the small coning gear shaft (6) and the bevel pinion bearing (7) is interference fitted together,
The outer ring of the bevel pinion bearing (7) and the circular through hole of the shell (1) are by being interference fitted together.
8. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 7, which is characterized in that the gear
Covering (9) is cirque structure, and one end of the door (9) and described one end for boring fluted disc supporter (2) are connected by screw to
Together, and on the other end of the door (9), by way of interference fit with the outer ring of the big roller gear axle bearing
It is fixedly connected, is fixedly mounted by welding with one end of the guide base (14).
9. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 8, which is characterized in that described big
The inner ring of roller gear axle bearing and one end of the big cylindrical gear shaft (11) are mutually permanently connected by interference fit, described
The other end of big cylindrical gear shaft (11) is mutually permanently connected with the small cylinder gear (12) by spline.
10. a kind of self-locking clamping device for clamping test pieces outer wall as claimed in claim 9, which is characterized in that described
The one side of rack-and-pinion claw (13) is provided with teeth, and dovetail groove, the rack-and-pinion card are provided on the two sides adjacent with the side
The teeth of pawl (13) and the teeth of the small cylinder gear (12) are intermeshed, the dovetail groove and the guide base (14)
Dovetail tangs are slidably connected by clearance fit, and an end face of the rack-and-pinion claw (13) is arcuate structure, the rack-and-pinion
One end face of claw (13) is the one end for clamping test specimen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361893.5A CN110181424A (en) | 2019-04-30 | 2019-04-30 | A kind of self-locking clamping device for clamping test pieces outer wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361893.5A CN110181424A (en) | 2019-04-30 | 2019-04-30 | A kind of self-locking clamping device for clamping test pieces outer wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110181424A true CN110181424A (en) | 2019-08-30 |
Family
ID=67715474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910361893.5A Pending CN110181424A (en) | 2019-04-30 | 2019-04-30 | A kind of self-locking clamping device for clamping test pieces outer wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110181424A (en) |
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| CN110883714A (en) * | 2019-09-09 | 2020-03-17 | 安徽金诚车辆工程有限公司 | Positioning device for passenger car instrument desk |
| CN110671567A (en) * | 2019-09-22 | 2020-01-10 | 安徽超星新材料科技有限公司 | Quick-connection polyethylene solid-wall pipe assembly |
| CN111633227A (en) * | 2020-06-02 | 2020-09-08 | 南京天普机电产品制造有限公司 | Jack catch self-locking device is used in processing of rail vehicle spare part |
| CN111633227B (en) * | 2020-06-02 | 2022-11-25 | 南京天普机电产品制造有限公司 | Jack catch self-locking device is used in processing of rail vehicle spare part |
| CN111707397A (en) * | 2020-06-30 | 2020-09-25 | 广州欣彩电脑耗材有限公司 | Adapter of regulation type static torque meter |
| CN111993305A (en) * | 2020-08-11 | 2020-11-27 | 神华神东煤炭集团有限责任公司 | Clamp |
| CN111941106A (en) * | 2020-08-21 | 2020-11-17 | 湖南机电职业技术学院 | Twist drill clamp convenient to mount and used for four-station tool rest of numerically controlled lathe |
| CN112139993A (en) * | 2020-09-27 | 2020-12-29 | 广州图宇科技有限公司 | Clamping device is used in optical lens processing |
| CN112407551A (en) * | 2020-10-27 | 2021-02-26 | 梅在胜 | Wooden toy fixing device for different shapes and sizes |
| CN112643624A (en) * | 2020-12-09 | 2021-04-13 | 杭州讯樊机械科技有限公司 | Clamping device for motorcycle shock absorber detection |
| CN113043035B (en) * | 2021-03-31 | 2022-03-29 | 新乡职业技术学院 | Positioning fixture for machining |
| CN113043035A (en) * | 2021-03-31 | 2021-06-29 | 新乡职业技术学院 | Positioning fixture for machining |
| CN113561070A (en) * | 2021-05-19 | 2021-10-29 | 陆永祥 | Optical lens manufacturing and processing system |
| CN113856185A (en) * | 2021-11-22 | 2021-12-31 | 安康学院 | Wushu apparatus is got and is put device |
| CN114211020A (en) * | 2021-12-24 | 2022-03-22 | 北京好运达智创科技有限公司 | Angle-adjustable device for punching in metal pipe machining |
| CN114211020B (en) * | 2021-12-24 | 2023-03-10 | 北京好运达智创科技有限公司 | Angle-adjustable device for punching in metal pipe machining |
| CN114434052A (en) * | 2022-01-25 | 2022-05-06 | 上海江濠科技有限公司 | Roll welding device convenient to adjust |
| CN114434052B (en) * | 2022-01-25 | 2023-10-10 | 上海江濠科技有限公司 | Roller welding set convenient to adjust |
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