CN110228023A - A kind of clamping device for clamping test pieces inner wall - Google Patents
A kind of clamping device for clamping test pieces inner wall Download PDFInfo
- Publication number
- CN110228023A CN110228023A CN201910361882.7A CN201910361882A CN110228023A CN 110228023 A CN110228023 A CN 110228023A CN 201910361882 A CN201910361882 A CN 201910361882A CN 110228023 A CN110228023 A CN 110228023A
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- China
- Prior art keywords
- small
- cylinder
- shell
- fluted disc
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 210000000078 claw Anatomy 0.000 claims abstract description 40
- 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 22
- 238000003466 welding Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 4
- 238000009434 installation 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
- 208000035193 Ring chromosome 10 syndrome Diseases 0.000 description 12
- 238000003754 machining Methods 0.000 description 3
- 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
- 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
- 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The present invention relates to a kind of clamping devices for clamping test pieces inner wall, comprising: shell, cone fluted disc supporter, cone fluted disc, cone fluted disc bearing, bevel pinion, small coning gear shaft, bevel pinion bearing, door, flange plate type connector, cylinder outer gear ring, cylinder outer gear ring bearing, small cylinder gear axis fixing body, cylinder ring type connector, small cylinder gear, small cylinder gear axis, small cylinder gear bearing, connecting rod, claw, guide base, self-locking device；A kind of clamping device for clamping test pieces inner 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 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 clamping dress for clamping test pieces inner wall
It sets.
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 most of clamping device there is a problem of it is various, such as: for cylinder ring type test specimen, can only clamping test pieces outer wall,
It is unable to the inner wall of clamping test pieces；Structure is complicated for clamping device, poor reliability, the low, bad adaptability of precision etc..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 in 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 clamping device for clamping test pieces inner wall.
In order to achieve the above objectives, the technical solution adopted in the present invention is as follows: a kind of clamping for clamping test pieces inner wall
Device, comprising: shell, cone fluted disc supporter, cone fluted disc, cone fluted disc bearing, bevel pinion, small coning gear shaft, small coning gear shaft
It holds, door, flange plate type connector, cylinder outer gear ring, cylinder outer gear ring bearing, small cylinder gear axis fixing body, cylinder ring type
Connector, small cylinder gear, small cylinder gear axis, small cylinder gear bearing, connecting rod, claw, guide base, self-locking device；
The cone fluted disc supporter is connected by the cone fluted disc bearing with the cone fluted disc, the cone fluted disc and the bevel pinion
It is meshed, the bevel pinion is mutually fixedly connected by spline with the small coning gear shaft, and the small coning gear shaft passes through described
Bevel pinion bearing and the shell are connected with each other；The cone fluted disc supporter is fixed to each other company by screw and the door
It connects, the door is mutually permanently connected by screw and the small cylinder gear axis fixing body, the small cylinder gear axis installation
Body is mutually permanently connected with the cylinder ring type connector by screw, and the cylinder ring type connector and the shell pass through spiral shell
Nail is mutually permanently connected；The cone fluted disc is mutually permanently connected with the flange plate type connector by screw, the ring flange
Formula connector is mutually permanently connected with the cylinder outer gear ring by screw, the cylinder outer gear ring and the small cylinder gear axis
Fixing body is connected with each other by cylinder outer gear ring bearing, and the cylinder outer gear ring is meshed with the small cylinder gear, described small
Roller gear and the small cylinder gear axis are connected with each other by the small cylinder gear bearing, the small cylinder gear axis and institute
Small cylinder gear axis fixing body is stated to be mutually permanently connected by welding；The eccentric part of the small cylinder gear passes through the hinged institute of hinge
One end of connecting rod is stated, the other end of the connecting rod and one end of the claw are hinged, and the other end of the claw passes through institute
Guide base is stated, the claw is slidably connected with the guide base by clearance fit, and the guide base is welded on described
The edge of small cylinder gear axis fixing body；The self-locking device is described self-locking between the shell and the bevel pinion
The ratchet of device is mounted on the small coning gear shaft by spline, and the pedestal of the self-locking device passes through screw and the shell
It is mutually permanently connected, the adjusting screw rod of the self-locking device is connected with the shell by screw thread；The shell, the cone tooth
Disk supporter, the cone fluted disc, the cone fluted disc bearing, the door, the flange plate type connector, the cylinder external tooth
The axis of circle, the cylinder outer gear ring bearing, the small cylinder gear axis fixing body and the cylinder ring type connector is same
On straight line；The bevel pinion, the small coning gear shaft, the bevel pinion bearing, the small cylinder gear, the roundlet
Stud wheel axis, the small cylinder gear bearing, the connecting rod, the claw, the guide base and the self-locking device are each
There are three sets, they are around described same straight line etc. point distribution.
Further, the shell is the cylindrical structure of inner hollow, and an end face of the cylindrical body is removed, separately
One end face is provided with three threaded holes for surrounding axis equal part, one end for being provided with the threaded hole of the shell and the cylindrical enclosure
One end of formula connector is connected by screw；Circular through hole I there are three being separated on the side of the cylindrical body, three institutes
The axis of circular through hole I is stated on same plane I, the plane I is parallel with two end faces, and the plane I is located at two end faces
Central symmetry plane side, and be proximate to the side of the removed end face；It is separated on the side of the cylindrical body
There are three tapped through holes, and the axis of three tapped through holes is on same plane II, and the plane II is located at the side of the plane I
Side；Circular through hole II there are three being separated on the side of the cylindrical body, the center of three circular through hole II is same
In plane III, and the plane III and plane I is symmetrical about the central symmetry plane of two end faces.
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 is flange plate type structure, by the removed inside circle ring disk I and both ends of the surface
Hollow cylindrical body I is interconnected by welding, is provided with Step Circular in one end of the cylindrical body I of inner hollow
Slot, and the one end for being provided with Step Circular slot is one end far from the circle ring disk I.
Further, the flange plate type connector is flange plate type structure, by the cylinder of circle ring disk II and inner hollow
Body II is interconnected by welding, and an end face of the cylindrical body II is removed, and other end is provided with circular hole, is provided with
An end face for circular hole is the end face far from the circle ring disk II.
Further, the small cylinder gear axis fixing body is flange plate type structure, is moved by circle ring disk III and both ends of the surface
The cylindrical body III for the inner hollow removed is interconnected by welding.
Further, the bottom surface of one end of the claw is arcuate structure, and one end of the claw is clamp test specimen one
End.
Further, one end of the small coning gear shaft is provided with Hexagon hole, and one end of the small coning gear shaft is peace
Fill one end of the bevel pinion bearing.
Implement a kind of clamping device for clamping test pieces inner wall of the present invention, the beneficial effect is that:
(1) a kind of clamping device for clamping test pieces inner wall of the present invention, is rotated described small counterclockwise with allen wrench
Bevel gear shaft, the small coning gear shaft rotation, and then drive the bevel pinion rotation；The rotation of the bevel pinion drives institute
Cone fluted disc rotation is stated, and then drives the flange plate type connector rotation；Described in the rotation of the flange plate type connector drives
The rotation of cylinder outer gear ring, and then drive the small cylinder gear rotation；The rotation of the small cylinder gear drives the connecting rod
Movement, and then drive the claw for linear motion, make the arcuate end of the claw far from central axis, towards test specimen inner wall
Movement, with the separate increase of the arcuate end of the claw, completes the clamping work of test specimen, has structure simple, compact, work
The advantages that skill is good, easy to operate.
(2) a kind of clamping device for clamping test pieces inner wall screws the adjusting screw rod, the adjusting with hand clockwise
Screw rod rotates on one side, moves downward on one side, and the frustum cone side of the adjusting screw rod pushes the pawl rotation, and then the pawl
It cooperates with the ratchet, rotate counterclockwise the small coning gear shaft can only, i.e., the described claw can only be to far from central axis
The direction of line moves, and cannot move to the direction close to central axis, to complete the self-locking of the clamping device, make the folder
Tight device has the function of self-locking.
Detailed description of the invention
Fig. 1 is a kind of outside drawing of the clamping device for clamping test pieces inner wall of the present invention；
Fig. 2 is a kind of decladding structure chart of the clamping device for clamping test pieces inner wall of the present invention；
Fig. 3 is a kind of decladding structural exploded view of the clamping device for clamping test pieces inner wall of the present invention；
Fig. 4 is a kind of clamping working principle diagram of the clamping device for clamping test pieces inner wall of the present invention；
Fig. 5 is a kind of structure chart of the self-locking device of the clamping device for clamping test pieces inner wall of the present invention；
Fig. 6 is a kind of X-Y scheme of the flange plate type connector of the clamping device for clamping test pieces inner wall of the present invention；
In figure: shell -1, cone fluted disc supporter -2, cone fluted disc -3, cone fluted disc bearing -4, bevel pinion -5, bevel pinion
Axis -6, bevel pinion bearing -7, door -8, flange plate type connector -9, cylinder outer gear ring -10, cylinder outer gear ring bearing -11,
Small cylinder gear axis fixing body -12, cylinder ring type connector -13, small cylinder gear -14, small cylinder gear axis -15, small column
Gear-bearing -16, connecting rod -17, claw -18, guide base -19, self-locking device -20, pedestal -201, spring -202, support
Frame -203, adjusting screw rod -204, pawl -205, ratchet -206.
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 clamping device for clamping test pieces inner wall, comprising: shell 1, cone fluted disc
Supporter 2, cone fluted disc 3, cone fluted disc bearing 4, bevel pinion 5, small coning gear shaft 6, bevel pinion bearing 7, door 8, ring flange
Formula connector 9, cylinder outer gear ring 10, cylinder outer gear ring bearing 11, small cylinder gear axis fixing body 12, cylinder ring type connector
13, small cylinder gear 14, small cylinder gear axis 15, small cylinder gear bearing 16, connecting rod 17, claw 18, guide base 19, from
Locking device 20；The cone fluted disc supporter 2 is connected by the cone fluted disc bearing 4 with the cone fluted disc 3, the cone fluted disc 3
It is meshed with the bevel pinion 5, the bevel pinion 5 is fixedly connected by spline with 6 phase of small coning gear shaft, described small
Bevel gear shaft 6 is connected with each other by the bevel pinion bearing 7 with the shell 1；The cone fluted disc supporter 2 by screw with
The door 8 is mutually permanently connected, and the door 8 passes through screw and 12 company of being fixed to each other of small cylinder gear axis fixing body
It connects, the small cylinder gear axis fixing body 12 is mutually permanently connected with the cylinder ring type connector 13 by screw, the circle
Column ring type connector 13 is mutually permanently connected with the shell 1 by screw；The cone fluted disc 3 and the flange plate type connector
9 are mutually permanently connected by screw, and the flange plate type connector 9 and the cylinder outer gear ring 10 are fixed to each other company by screw
It connects, the cylinder outer gear ring 10 is connected with each other with the small cylinder gear axis fixing body 12 by cylinder outer gear ring bearing 11, institute
It states cylinder outer gear ring 10 to be meshed with the small cylinder gear 14, the small cylinder gear 14 and the small cylinder gear axis 15 are logical
It crosses the small cylinder gear bearing 16 to be connected with each other, the small cylinder gear axis 15 and the small cylinder gear axis fixing body 12 are logical
Welding is crossed to be mutually permanently connected；The one end of the eccentric part of the small cylinder gear 14 by the hinged connecting rod 17 of hinge, institute
The one end for stating the other end and the claw 18 of connecting rod 17 is hinged, and the other end of the claw 18 passes through the guide base
19, the claw 18 is slidably connected with the guide base 19 by clearance fit, and the guide base 19 is welded on described small
The edge of cylindrical gear shaft fixing body 12；The self-locking device 20 is described between the shell 1 and the bevel pinion 5
The ratchet 206 of self-locking device 20 is mounted on the small coning gear shaft 6 by spline, and the pedestal 201 of the self-locking device 20 is logical
It crosses screw to be mutually permanently connected with the shell 1, the adjusting screw rod 204 of the self-locking device 20 and the shell 1 pass through screw thread
It is connected；It is the shell 1, the cone fluted disc supporter 2, the cone fluted disc 3, the cone fluted disc bearing 4, the door 8, described
Flange plate type connector 9, the cylinder outer gear ring 10, the cylinder outer gear ring bearing 11, the small cylinder gear axis fixing body
12 and the cylinder ring type connector 13 axis on same straight line；The bevel pinion 5, the small coning gear shaft 6, institute
State the bevel pinion bearing 7, small cylinder gear 14, the small cylinder gear axis 15, the small cylinder gear bearing 16, described
Connecting rod 17, the claw 18, the guide base 19 and the self-locking device 20 respectively have three sets, they surround the same
Straight line etc. point distribution.
Further, the shell 1 is the cylindrical structure of inner hollow, and an end face of the cylindrical body is removed,
Other end opens that there are three the threaded hole for surrounding axis equal part, one end for being provided with the threaded hole of the shell 1 and the circles
One end of column ring type connector 13 is connected by screw；It is separated on the side of the cylindrical body there are three circular through hole I,
For the axis of three circular through hole I on same plane I, the plane I is parallel with two end faces, and the plane I is located at two
The side of the central symmetry plane of a end face, and it is proximate to the side of the removed end face；On the side of the cylindrical body
It is separated there are three tapped through hole, the axis of three tapped through holes is on same plane II, and the plane II is located at described put down
The side of face I；Circular through hole II there are three being separated on the side of the cylindrical body, the center of three circular through hole II
On same plane III, and the plane III and plane I is symmetrical about the central symmetry plane of two end faces.
Further, the self-locking device 20 includes: pedestal 201, spring 202, support frame 203, adjusting screw rod 204, spine
Pawl 205, ratchet 206；The pedestal 201 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 201 is welded with the spring 202, and the other end is welded with support frame as described above 203；Support frame as described above
203 be truncated rectangular pyramids structure, and the bottom surface end of support frame as described above 203 is welded on the pedestal 201, and upper bottom surface end is hinged on described
The inclined side in the centre of pawl 205, and be the side of the tooth far from the pawl 205；In one end of tooth far from the pawl 205
Side is fitted with the adjusting screw rod 204, and the adjusting screw rod 204 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 204 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 204 and the shell of the rotary table and one end of the tooth far from the pawl 205
Cooperation；One end of the spring 202 is welded on the pedestal 201, and the centre that the other end is welded on the pawl 205 is partially another
Side, and it is proximate to the side of the tooth of the pawl 205；One end fits close to the tooth of the pawl 205 are equipped with the ratchet
206, the ratchet 206 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
It is the removed one end in end face；The cone fluted disc supporter 2 is flange plate type structure, is removed by circle ring disk I and both ends of the surface
The cylindrical body I of inner hollow is interconnected by welding, is provided with ladder in one end of the cylindrical body I of inner hollow
Circular trough, and the one end for being provided with Step Circular slot is one end far from the circle ring disk I；The flange plate type connector 9 is method
Blue tray type structure is interconnected by the circle ring disk II and cylindrical body II of inner hollow by welding, and the cylindrical body
An end face of II is removed, and other end is provided with circular hole, and opening a round-meshed end face is one far from the circle ring disk II
End face；The small cylinder gear axis fixing body 12 is flange plate type structure, by the removed inside of circle ring disk III and both ends of the surface
Empty cylindrical body III is interconnected by welding；The bottom surface of one end of the claw 18 is arcuate structure, the claw
18 one end is the one end for clamping test specimen；One end of the small coning gear shaft 6 is provided with Hexagon hole, and the small coning gear shaft 6
One end be the one end for installing the bevel pinion bearing 7.
As shown in Fig. 1,2,3,4,5,6, a kind of working method tool of clamping device for clamping test pieces inner wall of the present invention
Steps are as follows for body:
It is installed according to installation requirement, the cone fluted disc supporter 2 is passed through the cone fluted disc bearing 4 and the cone fluted disc 3
It is connected, the cone fluted disc 3 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 with each other by the bevel pinion bearing 7 with the shell 1；By the cone
Fluted disc supporter 2 is mutually permanently connected by screw with the door 8, and the door 8 passes through screw and the small cylinder gear
Axis fixing body 12 is mutually permanently connected, and the small cylinder gear axis fixing body 12 passes through screw with the cylinder ring type connector 13
It is mutually permanently connected, the cylinder ring type connector 13 is mutually permanently connected with the shell 1 by screw；The cone fluted disc
3 are mutually permanently connected with the flange plate type connector 9 by screw, the flange plate type connector 9 and the cylinder external tooth
Circle 10 is mutually permanently connected by screw, and the cylinder outer gear ring 10 passes through outside cylinder with the small cylinder gear axis fixing body 12
Gear ring bearing 11 is connected with each other, and the cylinder outer gear ring 10 is meshed with the small cylinder gear 14, the small cylinder gear 14
With the small cylinder gear axis 15 by the small cylinder gear bearing 16 be connected with each other, the small cylinder gear axis 15 with it is described
Small cylinder gear axis fixing body 12 is mutually permanently connected by welding；The eccentric part of the small cylinder gear 14 is cut with scissors by hinge
One end of the connecting rod 17 is connect, the other end of the connecting rod 17 and one end of the claw 18 are hinged, the claw 18
The other end passes through the guide base 19, and the claw 18 is slidably connected with the guide base 19 by clearance fit, described
Guide base 19 is welded on the edge of the small cylinder gear axis fixing body 12；The self-locking device 20 is placed in the shell
Between 1 and the bevel pinion 5, the ratchet 206 of the self-locking device 20 is mounted on the small coning gear shaft 6 by spline,
The pedestal 201 of the self-locking device 20 is mutually permanently connected by screw with the shell 1, the adjusting spiral shell of the self-locking device 20
Bar 204 is connected with the shell 1 by screw thread；Make the shell 1, the cone fluted disc supporter 2, the cone fluted disc 3, described
Bore fluted disc bearing 4, the door 8, the flange plate type connector 9, the cylinder outer gear ring 10, the cylinder outer gear ring bearing
11, the axis of the small cylinder gear axis fixing body 12 and the cylinder ring type connector 13 is on same straight line；Make described
Bevel pinion 5, the small coning gear shaft 6, the bevel pinion bearing 7, the small cylinder gear 14, the small cylinder gear axis
15, the small cylinder gear bearing 16, the connecting rod 17, the claw 18, the guide base 19 and the self-locking device
20 respectively have three sets, they are around described same straight line etc. point distribution；Make the shell 1, the cone fluted disc supporter 2, described
Door 8, the small cylinder gear axis fixing body 12 and the cylinder ring type connector 13 form stator system, are stepping up test specimen
In the process, stator system does not rotate around central axis；Make the cone fluted disc 3, the flange plate type connector 9 and the circle
Column outer gear ring 10 forms rotor-support-foundation system, and during stepping up test specimen, rotor-support-foundation system rotates around central axis.
When clamping test specimen, the adjusting screw rod 204 is screwed clockwise with hand, the adjusting screw rod 204 rotates on one side, on one side
It moves downward, the frustum cone side of the adjusting screw rod 204 pushes the pawl 205 to rotate, and then the pawl 205 and the spine
Wheel 206 cooperates, and rotate counterclockwise the small coning gear shaft 6 can only, i.e., the described claw 18 can only be to far from central axis
Direction movement, cannot be moved to close to the direction of central axis, to complete the self-locking setting of the clamping device.
Rotate the small coning gear shaft 6 counterclockwise with allen wrench, the small coning gear shaft 6 rotates, and then drives institute
State the rotation of bevel pinion 5；The rotation of the bevel pinion 5 drives the cone fluted disc 3 to rotate, and then the flange plate type is driven to connect
Junctor 9 rotates；The rotation of the flange plate type connector 9 drives the cylinder outer gear ring 10 to rotate, and then drives the roundlet
Stud wheel 14 rotates；The rotation of the small cylinder gear 14 drives the connecting rod 17 to move, and then the claw 18 is driven to make
Linear motion makes the arcuate end of the claw 18 far from central axis, moves towards test specimen inner wall, with the claw 18
The clamping work of test specimen is completed in the separate increase of arcuate end.
When unclamping test specimen, the adjusting screw rod 204 is screwed counterclockwise with hand, the adjusting screw rod 204 rotates on one side, on one side
It moves upwards, the frustum cone side of the adjusting screw rod 204 far from the pawl 205, freely stretch by the compressed spring 202
Exhibition relieves described in making to push the pawl 205 to rotate, and then the pawl 205 is separated from each other with the ratchet 206
The case where small coning gear shaft 6 can only rotate counterclockwise enables the claw 18 to move to the direction close to central axis, thus complete
It is arranged at the unlock 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 institute
State the rotation of bevel pinion 5；The rotation of the bevel pinion 5 drives the cone fluted disc 3 to rotate, and then the flange plate type is driven to connect
Junctor 9 rotates；The rotation of the flange plate type connector 9 drives the cylinder outer gear ring 10 to rotate, and then drives the roundlet
Stud wheel 14 rotates；The rotation of the small cylinder gear 14 drives the connecting rod 17 to move, and then the claw 18 is driven to make
Linear motion makes the arcuate end of the claw 18 close to central axis, moves backwards to test specimen inner wall, with the claw 18
The release work of test specimen is completed in the close increase of arcuate end.
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 (8)
1. a kind of clamping device for clamping test pieces inner wall characterized by comprising shell (1), cone fluted disc supporter (2),
Bore fluted disc (3), cone fluted disc bearing (4), bevel pinion (5), small coning gear shaft (6), bevel pinion bearing (7), door (8), method
Blue disc type connector (9), cylinder outer gear ring (10), cylinder outer gear ring bearing (11), small cylinder gear axis fixing body (12), cylinder
Ring type connector (13), small cylinder gear (14), small cylinder gear axis (15), small cylinder gear bearing (16), connecting rod (17),
Claw (18), guide base (19), self-locking device (20)；The cone fluted disc supporter (2) by the cone fluted disc bearing (4) and
The cone fluted disc (3) is connected, and the cone fluted disc (3) is meshed with the bevel pinion (5), and the bevel pinion (5) passes through
Spline is mutually fixedly connected with the small coning gear shaft (6), the small coning gear shaft (6) by the bevel pinion bearing (7) with
The shell (1) is connected with each other；The cone fluted disc supporter (2) is mutually permanently connected by screw with the door (8), described
Door (8) is mutually permanently connected by screw with the small cylinder gear axis fixing body (12), the small cylinder gear axis installation
Body (12) is mutually permanently connected with the cylinder ring type connector (13) by screw, the cylinder ring type connector (13) and institute
Shell (1) is stated to be mutually permanently connected by screw；The cone fluted disc (3) passes through screw phase with the flange plate type connector (9)
It is mutually fixedly connected, the flange plate type connector (9) is mutually permanently connected with the cylinder outer gear ring (10) by screw, described
Cylinder outer gear ring (10) and the small cylinder gear axis fixing body (12) are connected with each other by cylinder outer gear ring bearing (11), described
Cylinder outer gear ring (10) is meshed with the small cylinder gear (14), the small cylinder gear (14) and the small cylinder gear axis
(15) it is connected with each other by the small cylinder gear bearing (16), the small cylinder gear axis (15) and the small cylinder gear axis
Fixing body (12) is mutually permanently connected by welding；The eccentric part of the small cylinder gear (14) passes through the hinge hingedly connection
One end of one end of bar (17), the other end and the claw (18) of the connecting rod (17) is hinged, the claw (18) it is another
One end passes through the guide base (19), and the claw (18) is slidably connected with the guide base (19) by clearance fit,
The guide base (19) is welded on the edge of the small cylinder gear axis fixing body (12)；The self-locking device (20) is located at institute
It states between shell (1) and the bevel pinion (5), the ratchet (206) of the self-locking device (20) is mounted on described by spline
On small coning gear shaft (6), the pedestal (201) of the self-locking device (20) is mutually permanently connected by screw with the shell (1),
The adjusting screw rod (204) of the self-locking device (20) is connected with the shell (1) by screw thread；The shell (1), the cone
Fluted disc supporter (2), the cone fluted disc (3), the cone fluted disc bearing (4), the door (8), the flange plate type connector
(9), the cylinder outer gear ring (10), the cylinder outer gear ring bearing (11), the small cylinder gear axis fixing body (12) and institute
The axis of cylinder ring type connector (13) is stated on same straight line；The bevel pinion (5), the small coning gear shaft (6), institute
State bevel pinion bearing (7), the small cylinder gear (14), the small cylinder gear axis (15), the small cylinder gear bearing
(16), the connecting rod (17), the claw (18), the guide base (19) and the self-locking device (20) respectively have three sets,
They are around described same straight line etc. point distribution.
2. a kind of clamping device for clamping test pieces inner wall as described in claim 1, which is characterized in that the shell (1)
For the cylindrical structure of inner hollow, and an end face of the cylindrical body is removed, and other end opens that there are three around axis etc.
One end of the threaded hole divided, one end for being provided with the threaded hole of the shell (1) and the cylinder ring type connector (13) is logical
Screw is crossed to be connected；Circular through hole I there are three being separated on the side of the cylindrical body, the axis of three circular through hole I
For line on same plane I, the plane I is parallel with two end faces, and the plane I is located at the one of the central symmetry plane of two end faces
Side, and it is proximate to the side of the removed end face；Tapped through hole there are three being separated on the side of the cylindrical body, three
The axis of a tapped through hole is on same plane II, and the plane II is located at the side of the plane I；In the cylindrical body
It is separated on side there are three circular through hole II, the center of three circular through hole II is and described flat on same plane III
The face III and plane I is symmetrical about the central symmetry plane of two end faces.
3. a kind of clamping device for clamping test pieces inner wall as claimed in claim 2, which is characterized in that the self-locking device
It (20) include: pedestal (201), spring (202), support frame (203), adjusting screw rod (204), pawl (205), ratchet (206)；Institute
Stating pedestal (201) is rectangular parallelepiped structure, is fixedly mounted on the medial surface of the shell (1) by screw, the pedestal (201)
One end of side be welded with the spring (202), the other end is welded with support frame as described above (203)；Support frame as described above (203) is
Truncated rectangular pyramids structure, the bottom surface end of support frame as described above (203) are welded on the pedestal (201), and upper bottom surface end is hinged on described
The inclined side in centre of pawl (205), and be the side of the tooth far from the pawl (205)；Tooth far from the pawl (205)
One end fit inside is equipped with the adjusting screw rod (204), and the adjusting screw rod (204) is successively led to by screw rod, cylinder and rotary table
It crosses to be screwed and be installed together, and the outer glue of the cylinder and the rotary table has the elastomeric material of high resilience
The screw rod of manufactured shell, the adjusting screw rod (204) is connected with the tapped through hole of the shell (1) by screw thread
It connects, the shell of the shell of the cylinder of the adjusting screw rod (204) and the rotary table and the tooth far from the pawl (205)
Be in contact cooperation on the inside of one end；One end of the spring (202) is welded on the pedestal (201), and the other end is welded on described
The inclined other side in centre of pawl (205), and it is proximate to the side of the tooth of the pawl (205)；Tooth close to the pawl (205)
One end fits be equipped with the ratchet (206), the ratchet (206) is mounted on the small coning gear shaft (6) by spline
One end, and it is proximate to one end of the bevel pinion (5).
4. a kind of clamping device for clamping test pieces inner wall as claimed in claim 3, which is characterized in that the cone fluted disc branch
Support body (2) is located at the inside of one end of the shell (1), and one end of the shell (1) is the removed one end in end face；It is described
Boring fluted disc supporter (2) is flange plate type structure, is passed through by the cylindrical body I of circle ring disk I and both ends of the surface removed inner hollow
Welding interconnects, and is provided with Step Circular slot in one end of the cylindrical body I of inner hollow, and be provided with Step Circular
One end of slot is one end far from the circle ring disk I.
5. a kind of clamping device for clamping test pieces inner wall as claimed in claim 4, which is characterized in that the flange plate type
Connector (9) is flange plate type structure, is interconnected by the circle ring disk II and cylindrical body II of inner hollow by welding,
And an end face of the cylindrical body II is removed, other end is provided with circular hole, and opening a round-meshed end face is far from described
An end face of circle ring disk II.
6. a kind of clamping device for clamping test pieces inner wall as claimed in claim 5, which is characterized in that the small column tooth
Wheel shaft fixing body (12) is flange plate type structure, is passed through by the cylindrical body III of the removed inner hollow of circle ring disk III and both ends of the surface
Welding interconnects.
7. a kind of clamping device for clamping test pieces inner wall as claimed in claim 6, which is characterized in that the claw (18)
One end bottom surface be arcuate structure, one end of the claw (18) be clamping test specimen one end.
8. a kind of clamping device for clamping test pieces inner wall as claimed in claim 7, which is characterized in that the bevel pinion
One end of axis (6) is provided with Hexagon hole, and one end of the small coning gear shaft (6) is the installation bevel pinion bearing (7)
One end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361882.7A CN110228023A (en) | 2019-04-30 | 2019-04-30 | A kind of clamping device for clamping test pieces inner wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361882.7A CN110228023A (en) | 2019-04-30 | 2019-04-30 | A kind of clamping device for clamping test pieces inner wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110228023A true CN110228023A (en) | 2019-09-13 |
Family
ID=67861052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910361882.7A Pending CN110228023A (en) | 2019-04-30 | 2019-04-30 | A kind of clamping device for clamping test pieces inner wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110228023A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843998A (en) * | 2020-08-05 | 2020-10-30 | 山东大学 | Chuck mechanism, tail end execution device and method |
| CN112025607A (en) * | 2020-09-16 | 2020-12-04 | 东风汽车集团有限公司 | Telescopic automobile fuel pump assembly and disassembly tools |
| CN113199045A (en) * | 2021-05-14 | 2021-08-03 | 常州拓必威机械有限公司 | Accurate-positioning workpiece clamping mechanism for power chuck |
-
2019
- 2019-04-30 CN CN201910361882.7A patent/CN110228023A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111843998A (en) * | 2020-08-05 | 2020-10-30 | 山东大学 | Chuck mechanism, tail end execution device and method |
| CN111843998B (en) * | 2020-08-05 | 2022-01-28 | 山东大学 | Chuck mechanism, tail end execution device and method |
| CN112025607A (en) * | 2020-09-16 | 2020-12-04 | 东风汽车集团有限公司 | Telescopic automobile fuel pump assembly and disassembly tools |
| CN113199045A (en) * | 2021-05-14 | 2021-08-03 | 常州拓必威机械有限公司 | Accurate-positioning workpiece clamping mechanism for power chuck |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190913 |
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| WD01 | Invention patent application deemed withdrawn after publication |