CN207071803U - A kind of Special clamp device for being accurately positioned angle - Google Patents

A kind of Special clamp device for being accurately positioned angle Download PDF

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Publication number
CN207071803U
CN207071803U CN201720601005.9U CN201720601005U CN207071803U CN 207071803 U CN207071803 U CN 207071803U CN 201720601005 U CN201720601005 U CN 201720601005U CN 207071803 U CN207071803 U CN 207071803U
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CN
China
Prior art keywords
bottom plate
plate
framework
disk
bull stick
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.)
Expired - Fee Related
Application number
CN201720601005.9U
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Chinese (zh)
Inventor
童景琳
封志彬
申林林
张伟
卫官
王雪
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Henan University of Technology
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Henan University of Technology
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Filing date
Publication date
Application filed by Henan University of Technology filed Critical Henan University of Technology
Priority to CN201720601005.9U priority Critical patent/CN207071803U/en
Application granted granted Critical
Publication of CN207071803U publication Critical patent/CN207071803U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of Special clamp device for being accurately positioned angle, including horizontally disposed bottom plate, correspondence is provided with two root posts on the left of bottom plate, horizontally rotate between two root posts and be connected with rotating shaft and lower rotary shaft, the framework being fixedly connected with upper rotating shaft directly over bottom plate, driver pinion is coaxially fixedly installed on lower rotary shaft, measure disk and rotating disk, the eccentric part of rotating disk is fixedly installed the handle parallel with lower rotary shaft, the driven gear wheel engaged with driver pinion is coaxially fixed with upper rotating shaft, the location locking mechanism of clamping corresponding with measurement disk is provided with the left of bottom plate;Installing plate is equipped with framework, slidable adjustment formula supporting mechanism is provided between installing plate and bottom plate.The utility model design advantages of simple, compact-sized, operating with for milling machine or " knife-axial controlling " at three axis machining center can be better met, have that orientation angle precision is high, while easy to operate advantage.

Description

A kind of Special clamp device for being accurately positioned angle
Technical field
The utility model belongs to machining technology field, and in particular to one kind is used for milling machine and CNC machine center with three axes Milling curved surface is accurately positioned the Special clamp device of angle.
Background technology
With the rapid development of the industries such as Aeronautics and Astronautics, military project, automobile and medicine equipment, the mould of various shape Application it is also more and more extensive, especially Machining of Curved Surface is more prominent.This is just to " knife-axial controlling "(The pitch angle control of cutter)It is proposed Higher requirement.Due to cutter shaft inclination angle policy-flexible, machining path is directly influenced.Therefore, it plays critically important effect. It is higher using the processing cost of Five-axis NC Machining Center although Five-axis NC Machining Center preferably realizes knife-axial controlling.It is and right In milling machine even CNC machine center with three axes due to there has been no conveniently adjusting and position the fixture at workpiece inclination angle, therefore can not also add Instrument has certain inclination angle(Cutter opposite piece tilts)Curve surface of workpiece.
Utility model content
The utility model is in order to solve weak point of the prior art, there is provided it is a kind of it is easy to operate, positioning precision is high, suitable For milling machine or CNC machine center with three axes and reduce the Special clamp device for being accurately positioned angle of processing cost.
In order to solve the above technical problems, the utility model adopts the following technical scheme that:It is a kind of to be accurately positioned the special of angle Grip device, including horizontally disposed bottom plate, bottom plate left side correspondence are provided with two root posts, and level turns between two root posts Dynamic to be connected with rotating shaft and lower rotary shaft, the framework being fixedly connected with upper rotating shaft directly over bottom plate is coaxially solid on lower rotary shaft Surely driver pinion, measurement disk and rotating disk, the eccentric part of rotating disk are provided with and is fixedly installed the handle parallel with lower rotary shaft, it is upper to turn The driven gear wheel engaged with driver pinion is coaxially fixed with axle, clamping corresponding with measurement disk is provided with the left of bottom plate Location locking mechanism;
Two vertical rods are arranged at intervals with bottom plate along the longitudinal direction, the upper end of two vertical rods is respectively supported at the front side of framework With the bottom of rear side, now framework be in horizontality;
Installing plate is equipped with framework, is provided with slidable adjustment formula supporting mechanism between installing plate and bottom plate, on installing plate Overall rectangular chute is offered, the cross section of chute is in inverted T-type structure, slides to be provided with chute and stretches out installing plate upwards At least four fastening bolts, be provided with rectangular installing frame on installing plate, the upper side edge of installing frame is along being provided with circle limit Position pressing plate, installing frame left side and right side are respectively equipped with cylinder pin hole, and spacing pressing plate lower surface is provided with V-type locating piece, V-type positioning The pointed end of block is set, and is threaded with jackscrew on rear side of installing frame, and fastening bolt upper end is passed through after spacing pressing plate by tight Gu installing frame is compressed positioning on a mounting board by nut.
Location locking mechanism includes the fixed plate parallel to measurement disk, and fixed plate lower edge is fixed and is located on bottom plate, fixed Plate following side is rotatably connected to the bull stick parallel with fixed plate, and fixed plate top offers front and rear penetrating arcuate socket, arcuate socket Center overlapped with the centre of gyration of bull stick, arcuate socket and the locking screw being fastenedly connected with fixed plate are provided through on bull stick Bolt, bull stick upper end edge bull stick length direction offer guide groove, are slided in guide groove and be provided with telescopic block, telescopic block bottom and guide groove bottom The first spring is provided between portion, bull stick top offers the long guiding hole relative with measurement disk, long guiding hole inner side and guide groove Connection, is fixedly connected with the sleeve pipe parallel with lower rotary shaft in telescopic block, and coaxial in sleeve pipe to be inserted with push rod, middle part is set in sleeve pipe Limited block is equipped with, push rod the inner is coordinated by second spring and limited block top pressure, and measurement disk circumferential surface is around measurement disk revolution Central circular array is provided with 360 positioning holes, push rod towards one end of dial be pointed structures, pointed structures corresponding inserted In positioning hole.
Slidable adjustment formula supporting mechanism includes front and rear symmetrically arranged preceding active supporting piece and rear active supporting piece;Preceding activity Support member includes sliding block, lower support set, upper support set, support bar and support tube, and one is offered in left-right direction on front side of framework Slide rail, sliding block are slidably connected on slide rail by dovetail configuration, and upper support set upper side is hinged on sliding block, lower support set lower end hinge It is connected on bottom plate, post upper is threaded in support set, and support bar lower end is inserted and is threaded on support tube End is internal, and the thread rotary orientation in post upper portion is with the thread rotary orientation of support bar bottom on the contrary, support bar is pulled provided with rotation Hand, support tube lower end are plugged in lower support set, and the bolt coordinated with slide rail top pressure is threaded with sliding block.
Using above-mentioned technical proposal, bottom plate is arranged on milling machine or the workbench at three axis machining center, and workpiece is placed on peace On installing plate in framing up, make the top of workpiece and the nib contacts of V-type locating piece, form face and the V-type locating piece of workpiece Upper cylindrical pin is installed respectively in the cylinder pin hole on linear contact lay, installing frame left side and right side, turns the jackscrew of installation back end of frame, jackscrew Top tight workpiece, clamp nut is finally tightened, make spacing pressing plate workpiece pressing, can thus carry out accurate clamping and positioning to workpiece. When workpiece will reach required inclination angle, because driven gear wheel is fixedly and coaxially connected in upper rotating shaft, frame left with upper turn Axle is fixedly connected, and installing plate is arranged on framework, can set the diameter ratio of driver pinion and driven gear wheel in advance(Such as 1:6), theorem can be engaged according to gear, calculate the angle that little gear needs to rotate, first press the bullet that push rod overcomes second spring Power, the pointed structures of push rod are made to depart from certain a positioning hole measured on disk, then rotary handle, driving measurement disk rotates;Work as installation When angle between plate and bottom plate reaches the angle of theoretical calculation, stop operating, unclamp clamping screw, rotate bull stick, and overcome The elastic force of first spring makes telescopic block be moved along the length direction of bull stick, i.e., push rod moves along the length direction of bull stick, thus The pointed structures of push rod can be made correspondingly to be inserted into a suitable positioning hole, then clamping screw is tightened, then will position spiral shell Bolt unclamps, and move sliding block along slide rail makes sliding block navigate on slide rail to correct position, screwed in place bolt, then by support bar End is threadedly coupled in support set, is held rotating spanner driving support bar and is rotated, due to the thread rotary orientation in post upper portion Thread rotary orientation with support bar bottom is on the contrary, can so make the upper support being threadedly coupled with post upper and lower end respectively Set and support tube are moved away from along the axial direction of support bar, support bar and support tube by framework support it is firm after(Make the load of workpiece Fall on support bar and support tube)Stop driving rotating spanner.
In addition, fastening bolt can move along the chute on installing plate, different size of installing frame is changed to clamp difference The workpiece of size shape.
360 positioning holes are set on the measurement disk that the utility model uses, the angle between adjacent positioned hole is 1 °, and Also it is labeled with angle index between two neighboring positioning hole, and push rod is adjusted by the first spring, the flexible of second spring Position be adapted to push rod pointed structures be correspondingly inserted into positioning hole, so as to improve positioning precision.
When framework and installing plate are in horizontal, support bar and support tube are removed, framework propped up by two vertical rods Support, now the pointed structures of mandrel ends are inserted into corresponding positioning hole.
In summary, the utility model design advantages of simple, compact-sized, can better meet in milling machine or three axis machining " knife-axial controlling " of the heart operates with, and has orientation angle precision height, while easy to operate advantage.
Brief description of the drawings
Fig. 1 is that the utility model removes the structural representation after installing frame, support bar and support tube;
Fig. 2 is Fig. 1 top view;
Fig. 3 is Fig. 1 left view;
Fig. 4 is structural representation when the utility model has installing frame, support bar and support tube;
Fig. 5 is the floor map of the utility model vacuum metrics disk;
Fig. 6 is that the hair of location locking mechanism in Fig. 3 is schemed greatly;
Fig. 7 is Fig. 6 right view;
Fig. 8 is the enlarged drawing that Fig. 4 is installing frame.
Embodiment
As Figure 1-Figure 8, a kind of Special clamp device for being accurately positioned angle of the present utility model, including it is horizontally disposed Bottom plate 1, the left side correspondence of bottom plate 1 is provided with two root posts 2, horizontally rotates between two root posts 2 and be connected with the He of rotating shaft 3 Lower rotary shaft 4, the framework 5 being fixedly connected with upper rotating shaft 3 directly over bottom plate 1, coaxially it is fixedly installed actively on lower rotary shaft 4 Little gear 6, measurement disk 7 and rotating disk 8, the eccentric part of rotating disk 8 are fixedly installed the handle 41 parallel with lower rotary shaft 4, in upper rotating shaft 3 Coaxial to be fixed with the driven gear wheel 9 engaged with driver pinion 6, the left side of bottom plate 1 is provided with and measurement 7 corresponding clamping of disk Location locking mechanism 10.
Two vertical rods 11 are arranged at intervals with bottom plate 1 along the longitudinal direction, the upper end of two vertical rods 11 is respectively supported at framework 5 Front side and rear side bottom, now framework 5 be in horizontality;
Installing plate 12 is equipped with framework 5, slidable adjustment formula supporting mechanism is provided between installing plate 12 and bottom plate 1, is pacified Overall rectangular chute 13 is offered in loading board 12, the cross section of chute 13 is in inverted T-type structure, slides and is provided with chute 13 At least four fastening bolts 14 of installing plate 12 are stretched out upwards, and rectangular installing frame 15, installing frame are provided with installing plate 12 15 upper side edge is respectively equipped with cylinder pin hole 16, spacing pressure along the spacing pressing plate 19 of a circle, the left side of installing frame 15 and right side is provided with The lower surface of plate 19 is provided with V-type locating piece 17, and the pointed end of V-type locating piece 17 is set, and the rear side screw thread of installing frame 15 connects Be connected to jackscrew 18, the upper end of fastening bolt 14, which passes through installing frame 15 to be compressed by clamp nut 40 after spacing pressing plate 19, is positioned at peace In loading board 12.
Location locking mechanism 10 includes the fixed plate 20 parallel to measurement disk 7, and the lower edge of fixed plate 20 is fixed and is located at bottom plate 1 On, the following side of fixed plate 20 is rotatably connected to the bull stick 21 parallel with fixed plate 20, and the top of fixed plate 20 offers front and rear penetrating Arcuate socket 22, the center of arcuate socket 22 overlapped with the centre of gyration of bull stick 21, and arcuate socket 22 is provided through on bull stick 21 simultaneously The clamping screw 23 being fastenedly connected with fixed plate 20, the length direction of 21 upper end edge bull stick of bull stick 21 offer guide groove, slided in guide groove It is dynamic to be provided with telescopic block 24, the first spring 25 is provided between the bottom of telescopic block 24 and guide groove bottom, the top of bull stick 21 offers The long guiding hole 26 relative with measurement disk 7, the inner side of long guiding hole 26 connect with guide groove, are fixedly connected with telescopic block 24 and lower turn The parallel sleeve pipe 27 of axle 4, coaxial in sleeve pipe 27 to be inserted with push rod 28, middle part is provided with limited block 29, push rod 28 in sleeve pipe 27 Inner to be coordinated by second spring 30 and the top pressure of limited block 29, measurement disk 7 circumferential surface is around the measurement centre of gyration circle of disk 7 Row are provided with 360 positioning holes 31, and push rod 28 is pointed structures 32 towards one end of dial, and the corresponding inserted of pointed structures 32 exists In positioning hole 31.
Slidable adjustment formula supporting mechanism includes front and rear symmetrically arranged preceding active supporting piece and rear active supporting piece;Preceding activity Support member includes sliding block 33, lower support set 34, upper support set 35, support bar 36 and support tube 37, and the front side of framework 5 is in left-right direction A slide rail 38 is offered, sliding block 33 is slidably connected on slide rail 38 by dovetail configuration, and the upper upper end of support set 35 is hinged on cunning On block 33, the lower lower end of support set 34 is hinged on bottom plate 1, and the threaded upper ends of support bar 36 are connected in support set 35, support bar 36 lower ends are inserted and are threaded in inside the upper end of support tube 37, thread rotary orientation and the lower end of support bar 36 of the upper end of support bar 36 The thread rotary orientation in portion is on the contrary, support bar 36 is provided with rotating spanner, and the lower end of support tube 37 is plugged in lower support set 34, sliding block 33 On be threaded with the top pressure of slide rail 38 coordinate bolt 39.
Bottom plate 1 is arranged on milling machine or the workbench at three axis machining center, and workpiece is placed on the installing plate in installing frame 15 On 12, make the top of workpiece and the nib contacts of V-type locating piece 17, form the face of workpiece and the linear contact lay of V-type locating piece 17, pacify Frame up 15 left side and right side cylinder pin hole 16 in upper cylindrical pin is installed respectively, turn the jackscrew 18 of the rear end of installing frame 15, jackscrew 18 top tight workpieces, clamp nut 40 is finally tightened, make the spacing workpiece pressing of pressing plate 19, accurate clamping and positioning is carried out to workpiece.When When workpiece will reach required inclination angle, because driven gear wheel 9 is fixedly and coaxially connected in upper rotating shaft 3, the left side of framework 5 with upper turn Axle 3 is fixedly connected, and installing plate 12 is arranged on framework 5, can set the diameter of driver pinion 6 and driven gear wheel 9 in advance Than(Such as 1:6), theorem can be engaged according to gear, calculate little gear needs the angle that rotates, first presses push rod 28 and overcomes the The elastic force of two springs 30, the pointed structures 32 of push rod 28 are made to depart from certain a positioning hole 31 measured on disk 7, then rotary handle 41, Driving measurement disk 7 rotates;When the angle between installing plate 12 and bottom plate 1 reaches the angle of theoretical calculation, stop operating, unclamp Clamping screw 23, bull stick 21 is rotated, and overcomes the elastic force of the first spring 25 to move length direction of the telescopic block 24 along bull stick 21, That is length direction of the push rod 28 along bull stick 21 moves, and the pointed structures of push rod 28 is correspondingly inserted into one suitably In positioning hole 31, then clamping screw 23 tightened, then bolt 39 is unclamped, sliding block 33 is moved along slide rail 38 and arrives suitable position Put, screwed in place bolt 39 makes sliding block 33 navigate on slide rail 38, and the threaded upper ends of support bar 36 then are connected into upper support set In 35, hand-held rotating spanner driving support bar 36 rotates, due to thread rotary orientation and the lower end of support bar 36 of the upper end of support bar 36 The thread rotary orientation in portion is on the contrary, can so make upper support set 35 and the support being threadedly coupled with the top and bottom of support bar 36 respectively Axial direction of the pipe 37 along support bar 36 is moved away from, support bar 36 and support tube 37 by framework 5 support it is firm after(Make the load of workpiece Fall on support bar 36 and support tube 37)Stop driving rotating spanner.
In addition, fastening bolt 14 can move along the chute 13 on installing plate 12, change different size of installing frame 15 with Clamp the workpiece of different size shape.
360 positioning holes 31 are set on the measurement disk 7 that the utility model uses, and the angle between adjacent positioned hole 31 is 1 °, and angle index is also labeled between two neighboring positioning hole 31, and stretched by the first spring 25, second spring 30 Contract to adjust the position of push rod 28 to be adapted to the pointed structures 32 of push rod 28 are corresponding to be inserted into positioning hole 31, so as to improve positioning Precision.
When framework and installing plate 12 are in horizontal, support bar 36 and support tube 37 are removed, by two vertical rods 11 to frame Frame is supported, and now the pointed structures 32 of the end of push rod 28 are inserted into corresponding positioning hole 31.
The present embodiment not makees any formal limitation, every foundation to shape of the present utility model, material, structure etc. Any simple modification, equivalent change and modification that the technical essence of the utility model is made to above example, belongs to this reality With the protection domain of new technique scheme.

Claims (3)

  1. A kind of 1. Special clamp device for being accurately positioned angle, it is characterised in that:Including horizontally disposed bottom plate, on the left of bottom plate before After be correspondingly arranged on two root posts, horizontally rotate between two root posts and be connected with rotating shaft and lower rotary shaft, it is fixed in upper rotating shaft to connect The framework being located at directly over bottom plate is connected to, driver pinion, measurement disk and rotating disk are coaxially fixedly installed on lower rotary shaft, rotating disk Eccentric part is fixedly installed the handle parallel with lower rotary shaft, be coaxially fixed with upper rotating shaft engaged with driver pinion it is driven Gear wheel, bottom plate left side are provided with the location locking mechanism of clamping corresponding with measurement disk;
    Two vertical rods are arranged at intervals with bottom plate along the longitudinal direction, the upper end of two vertical rods is respectively supported at the front side of framework with after The bottom of side, now framework be in horizontality;
    Installing plate is equipped with framework, slidable adjustment formula supporting mechanism is provided between installing plate and bottom plate, is opened up on installing plate There is overall rectangular chute, the cross section of chute is in inverted T-type structure, slides to be provided with chute and stretches out installing plate extremely upwards Lack four fastening bolts, rectangular installing frame is provided with installing plate, the upper side edge edge of installing frame is provided with the spacing pressure of a circle Plate, installing frame left side and right side are respectively equipped with cylinder pin hole, and spacing pressing plate lower surface is provided with V-type locating piece, V-type locating piece Pointed end is set, and is threaded with jackscrew on rear side of installing frame, and fastening bolt upper end is passed through after spacing pressing plate by fastening spiral shell It is female that installing frame is compressed into positioning on a mounting board.
  2. A kind of 2. Special clamp device for being accurately positioned angle according to claim 1, it is characterised in that:Positioning and locking machine Structure includes the fixed plate parallel to measurement disk, and fixed plate lower edge is fixed and is located on bottom plate, and fixed plate following side is rotatably connected to The bull stick parallel with fixed plate, fixed plate top offer front and rear penetrating arcuate socket, the center of arcuate socket and the revolution of bull stick Center superposition, arcuate socket and the clamping screw being fastenedly connected with fixed plate, bull stick upper end edge bull stick length are provided through on bull stick Degree direction offers guide groove, is slided in guide groove and is provided with telescopic block, the first bullet is provided between telescopic block bottom and guide groove bottom Spring, bull stick top offers the long guiding hole relative with measurement disk, connected on the inside of long guiding hole with guide groove, fixed in telescopic block to connect It is connected to the sleeve pipe parallel with lower rotary shaft, coaxial in sleeve pipe to be inserted with push rod, middle part is provided with limited block in sleeve pipe, and push rod is inner Coordinated by second spring and limited block top pressure, measurement disk circumferential surface is provided with around measurement disk centre of gyration circular array 360 positioning holes, push rod are pointed structures towards one end of dial, and pointed structures corresponding inserted is in positioning hole.
  3. A kind of 3. Special clamp device for being accurately positioned angle according to claim 1, it is characterised in that:Slidable adjustment formula Supporting mechanism includes front and rear symmetrically arranged preceding active supporting piece and rear active supporting piece;Preceding active supporting piece include sliding block, under Support set, upper support set, support bar and support tube, framework front side offer a slide rail in left-right direction, and sliding block passes through dovetail Structure is slidably connected on slide rail, and upper support set upper side is hinged on sliding block, and lower support set lower end is hinged on bottom plate, support bar Threaded upper ends are connected in support set, and support bar lower end is inserted and is threaded in inside support tube upper end, post upper With the thread rotary orientation of support bar bottom on the contrary, support bar is provided with rotating spanner, support tube lower end plugs the thread rotary orientation in portion The bolt coordinated with slide rail top pressure is threaded with lower support set, on sliding block.
CN201720601005.9U 2017-05-26 2017-05-26 A kind of Special clamp device for being accurately positioned angle Expired - Fee Related CN207071803U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720601005.9U CN207071803U (en) 2017-05-26 2017-05-26 A kind of Special clamp device for being accurately positioned angle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720601005.9U CN207071803U (en) 2017-05-26 2017-05-26 A kind of Special clamp device for being accurately positioned angle

Publications (1)

Publication Number Publication Date
CN207071803U true CN207071803U (en) 2018-03-06

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ID=61513529

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720601005.9U Expired - Fee Related CN207071803U (en) 2017-05-26 2017-05-26 A kind of Special clamp device for being accurately positioned angle

Country Status (1)

Country Link
CN (1) CN207071803U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111070312A (en) * 2020-01-17 2020-04-28 胡仁鹏 Super-long deep hole drilling equipment for nylon workpiece

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111070312A (en) * 2020-01-17 2020-04-28 胡仁鹏 Super-long deep hole drilling equipment for nylon workpiece
CN111070312B (en) * 2020-01-17 2022-02-15 重庆智能机器人研究院 Super-long deep hole drilling equipment for nylon workpiece

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180306

Termination date: 20180526