CN206795303U - A kind of positioning clamping device for hole machined in tubular workpiece - Google Patents
A kind of positioning clamping device for hole machined in tubular workpiece Download PDFInfo
- Publication number
- CN206795303U CN206795303U CN201720548603.4U CN201720548603U CN206795303U CN 206795303 U CN206795303 U CN 206795303U CN 201720548603 U CN201720548603 U CN 201720548603U CN 206795303 U CN206795303 U CN 206795303U
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- China
- Prior art keywords
- hole
- positioning
- cylinder
- piston rod
- positioning seat
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Abstract
The utility model discloses a kind of positioning clamping device for hole machined in tubular workpiece, including gantry support, Hollow hydraulic cylinder and positioning seat；The gantry support is fixedly mounted on work top；The Hollow hydraulic cylinder is located at the top of gantry support；The Hollow hydraulic cylinder includes cylinder body, piston and hollow piston rod, and A oil circuits and B oil circuits are respectively equipped with the top and bottom of the cylinder body；The centre of hollow piston rod is provided with through hole one, its upper and lower ends freely passes from the lower oil cylinder cover of oil cylinder cap and cylinder base at the top of cylinder body respectively, hollow piston rod bottom is provided with the friction top with through hole two, and the through hole two among the through hole one and friction top of the hollow piston rod collectively constitutes the passage for process tool disengaging；The positioning seat is fixedly installed on work top, and the positioning spigot for being used for that tubular workpiece to be processed to be fixed is provided with the middle part of positioning seat upper surface.The present apparatus has simple and reasonable, accurate positioning, reliable clamping, has good economic benefit.
Description
Technical field
The utility model belongs to equipment manufacture field, is related to a kind of tooling member fixing device, and in particular to one kind is used for
The positioning clamping device of hole machined in tubular workpiece.
Background technology
Manufacturing industry is a national pillar industry, and machine is by a variety of part components in machine industry
Composition.Part in machine or equipment will complete certain kinetic energy, it is necessary to possess certain shape.Endoporus be machine components most
Common most common shape, interior hole machined occupy very important status in mechanical processing process.Method for machining bore is main
Have：Boring, ream, grinding, turning, drilling, milling etc..
Utility model content
The purpose of this practicality is to position workpiece by the seam of positioning seat, and Hollow hydraulic cylinder clamps.Cutter passes through folder
The hollow hole of locking oil cylinder, move downwardly to and be processed at inner hole of workpiece work surface, ensure that finished surface reaches regulation
Size, the processing request of shape and positional precision.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：
A kind of positioning clamping device for hole machined in tubular workpiece, it is characterised in that：Including gantry support, hollow oil
Cylinder and positioning seat；
The gantry support is fixedly mounted on work top, the bearing bracket as Hollow hydraulic cylinder；
The Hollow hydraulic cylinder is located at the top of gantry support, for applying fixation pressure to tubular workpiece to be processed；It is described
Hollow hydraulic cylinder includes cylinder body, piston and hollow piston rod, is respectively equipped with the top and bottom of the cylinder body and oils cylinder cap with
Oil cylinder cover, the A oil circuits and B oil circuits of disengaging hydraulic oil are respectively provided with oil cylinder cap and the lower oil cylinder cover；
The hollow piston rod is passed through among piston and is fixed as one with piston, and the centre of hollow piston rod is provided with through hole
One, its upper and lower ends freely passes from the lower oil cylinder cover of oil cylinder cap and cylinder base at the top of cylinder body respectively, and hollow work
For stopper rod with oiling cylinder cap and lower oil cylinder cover is coordinated by dynamic sealing respectively, hollow piston rod bottom is provided with friction top, in friction top
Between be provided with through hole two, friction top lower surface is provided with the zigzag slot contacted with tubular workpiece to be processed, the hollow piston rod
Through hole two among through hole one and friction top collectively constitutes the passage for process tool disengaging；
The positioning seat is fixedly installed on the work top immediately below Hollow hydraulic cylinder, is provided with and is used in the middle part of positioning seat upper surface
It is more than tubular workpiece to be processed provided with diameter among the positioning spigot that tubular workpiece to be processed is fixed, the positioning seat
Internal diameter through hole three.
As an improvement, the cylinder cap lower end that oils is provided with positioning boss, the excircle for the cylinder cap lower end positioning boss that oils with
O-ring seals one are provided between inboard wall of cylinder block, the circular hole for playing positioning and guiding to upper piston rod is provided with the middle part of the cylinder cap that oils, on
Dynamic sealing two is provided between circular hole and upper piston rod in the middle part of oil cylinder cover.
As an improvement, the lower oil cylinder cover upper end is provided with positioning boss, the excircle of lower oil cylinder cover upper end positioning boss with
O-ring seals two are provided between inboard wall of cylinder block, the circular hole for playing positioning and guiding to lower piston rod is provided with the middle part of lower oil cylinder cover, under
Dynamic sealing three is provided between circular hole and lower piston rod in the middle part of oil cylinder cover.
As an improvement, the positioning seat bottom is provided with the positioning seat body being fixedly linked, the positioning seat body is fixedly mounted on
On work top, be provided with the positioning spigot of stationary positioned seat in the middle part of positioning seat body, positioning seat body upper surface be provided with positioning seat
Between the corresponding chip-removal hole of through hole, positioning seat body lower surface is provided with the chip area communicated with chip-removal hole, chip area and chip-removal hole
Between be provided with beneficial to chip removal inclined-plane.
As an improvement, dynamic sealing one is provided between the piston and inboard wall of cylinder block.
The beneficial effects of the utility model are：
The present apparatus has simple and reasonable a, accurate positioning, reliable clamping, it is simple to operate the features such as, it is generally applicable
The processing such as the boring of sleeve part endoporus, ream, grinding.So the present apparatus is in jig industry and other mechanized equipments
Field has extensive popularizing application prospect and good economic benefit.
Brief description of the drawings
Fig. 1 is positioning clamping device top view.
Fig. 2 is A-A sectional views in Fig. 1.
Fig. 3 is B-B partial sectional views in Fig. 1.
Fig. 4 is the C-C sectional views for only retaining positioning seat body in Fig. 2.
In figure, 1- gantry supports, the upper mounting surfaces of 2-, 3- oils cylinder cap, 4- hollow piston rods, 5- through holes one, 6- upper pistons
Bar, 7- screws one, 8- lower oil cylinder covers, 9- screws two, 10- lower piston rods, 11- friction tops, 12- screws three, 13- processing nut arbors,
14-T types screw assembly one, 15- screws four, 16- positioning seats, 17- tubular workpieces, 18- positioning seat bodies, 19-T type screw assemblies
Two, 20-T type groove, 21- work tops, 22- supports, mounting surface under 23-, 24- cylinder inner bores, 25- dynamic sealings two, 26-O shapes are close
Seal one, 27-A hydraulic fluid ports, 28- pistons, 29- dynamic sealings one, 30-O shape sealing rings two, 31-B hydraulic fluid ports, 32- dynamic sealings three, 33,
34- unthreaded holes, 35- positioning spigots, 36- inclined-planes, 37- chip-removal holes, 38- chip areas.
Embodiment
The utility model is illustrated below in conjunction with the accompanying drawings
As illustrated, a kind of positioning clamping device for hole machined in tubular workpiece, the device be by gantry support 2,
Hollow piston rod 4, oil cylinder cap 3, lower oil cylinder cover 8, friction top 11, positioning seat 16, positioning seat body 18 and about seal and peace
Cartridge screw forms.
Gantry support 2 is a symmetrical single-casting, is by symmetrical support 22 and middle gantry body group
Into being drilled with the unthreaded hole of T-shaped screw assembly 1 on the symmetrical bottom surface of support 22；Gantry body is provided with upper mounting surface 2 and lower peace
Dress face 23, the screw of mounting screw 1 is drilled with upper mounting surface 2, the screw of mounting screw 29, dragon are drilled with lower mounting surface 23
Hollow hydraulic cylinder is provided among door body, the Hollow hydraulic cylinder includes cylinder body, piston 28 and hollow piston rod 4, and the cylinder body is served as reasons
The cylinder inner bore 24 partly formed between the upper mounting surface 2 on gantry body both sides and lower mounting surface 23.
Hollow piston rod 4 passes through among piston 28, is fixed as one structure with piston 28, it includes the He of upper piston rod 6
Lower piston rod 10, the cylindrical of piston 28 are provided with dynamic sealing 1 between inboard wall of cylinder block, after piston 28 loads cylinder inner bore 24
And sealed when being moved up and down along cylinder inner bore 24；The center of hollow piston rod 4 is provided with through hole 1, and its aperture have to be larger than
17 diameter of bore to be processed of tubular workpiece, cut so that processing nut arbor 13 can drop to 17 bore area to be processed of tubular workpiece
Cut processing；The lower surface of lower piston rod 10 of hollow piston rod 4 is drilled with the screw of mounting screw 3 12.
The cylinder cap 3 that oils belongs to disk part by performing, and its upper surface is drilled with the unthreaded hole of mounting screw 1, and lower end is provided with positioning boss,
The boss is cylindrical to be provided with O-ring seals 1, make boss it is cylindrical load cylinder inner bore 24 after formed between inboard wall of cylinder block it is close
Envelope；The centre of cylinder cap 3 oil provided with the endoporus for playing positioning and guiding to upper piston rod 6, the endoporus among the cylinder cap 3 that oils is provided with dynamic
2 25 are sealed, is sealed when upper piston rod 6 loads when its endoporus moves up and down；A hydraulic fluid ports are drilled with the cylinder cap 3 that oils is cylindrical
27, the unthreaded hole 34 communicated with A hydraulic fluid ports 27 is drilled with inner face, forms A oil circuits.
Lower oil cylinder cover 8 belongs to disk part by performing, and upper end is provided with positioning boss, and the boss is cylindrical to be provided with O-ring seals 2 30,
Make boss is cylindrical to load the formation sealing between inboard wall of cylinder block after cylinder inner bore 24；It is provided among lower oil cylinder cover 8 to lower piston rod
10 play the endoporus of positioning and guiding, and the endoporus of the centre of lower oil cylinder cover 8 is provided with dynamic sealing 3 32, when lower piston rod 10 loads in it
Hole seals when moving up and down；The outer face of lower oil cylinder cover 8 is drilled with the unthreaded hole of mounting screw 29, it is cylindrical on be drilled with B hydraulic fluid ports
31, the unthreaded hole 33 communicated with B hydraulic fluid ports 31, form B oil circuits are drilled with inner face.
Friction top 11 is a disk part by performing, and the unthreaded hole of mounting screw 3 12 is drilled with the end face of the surrounding of friction top 11, in
Between be provided with through hole two, the aperture of through hole two have to be larger than the diameter of bore to be processed of tubular workpiece 17, so as to the energy of processing nut arbor 13
Drop to the bore area to be processed of tubular workpiece 17 and carry out machining；The lower surface of friction top 11 is provided with zigzag slot, to increase
Pressurize tight tubular workpiece 17 when frictional force.
Positioning seat 16 is a disc parts, and end face is drilled with the unthreaded hole of mounting screw 4 15, and upper surface, which is provided with, to be used for to be added
The positioning spigot that work tubular workpiece 17 is fixed；Through hole three is drilled among positioning seat 16, the aperture of through hole three have to be larger than pipe
The diameter of bore to be processed of shape workpiece 17, withdrawing space is left to processing nut arbor 13.
Positioning seat body 18 belongs to disk part by performing, and end face is drilled with the unthreaded hole of T-shaped screw assembly 2 19, and upper surface is provided with to fixed
The positioning spigot 35 that is fixed of position seat 16, the screw of mounting screw 4 15 is drilled with the end face of positioning seat body 18, and its positioning stops
35 inner faces of mouth are provided with chip-removal hole 37, and the lower surface of positioning seat body 18 is provided with chip area 38, and chip-removal hole 37 communicates with chip area 38,
Inclined-plane 36 is provided with chip area 38 so that iron filings are discharged.
The symmetrical support 22 of gantry support 2 passes through the T-slot 20 on the unthreaded hole that is drilled with its bottom surface, work top 21
And T-shaped screw assembly 1 is fixed on the work top 21 of lathe.
Unthreaded hole, the T-slot 20 on work top 21 and the T-shaped screw assembly 2 19 that positioning seat body 18 is drilled with by end face are solid
It is scheduled on the work top 21 of lathe.
Positioning seat 16 is arranged in the positioning spigot 35 of positioning seat body 18, passes through the unthreaded hole of the end face of positioning seat 16, positioning seat
The screw and screw 4 15 of the inner face of positioning spigot 35 of body 18 are fixed on the inner face of positioning spigot 35 of positioning seat body 18.
The cylinder inner bore 24 of cylindrical loading Hollow hydraulic cylinder of the positioning boss of cylinder cap 3 of oiling coordinates positioning, and passes through upper cylinder
Screw and screw 1 on the unthreaded hole of the outer face of lid 3, gantry body on mounting surface 2 are fixed on the upper mounting surface 2 of gantry body.
The cylinder inner bore 24 of the cylindrical loading Hollow hydraulic cylinder of the positioning boss of lower oil cylinder cover 8 coordinates positioning, and passes through lower oil cylinder
Screw and screw 29 under the unthreaded hole of the outer face of lid 8, gantry body on mounting surface 23 are fixed on the lower mounting surface 23 of gantry body.
The piston 28 of Hollow hydraulic cylinder is cylindrical to be mounted in cylinder bore 24；Upper piston rod 6 is mounted in the 3 middle endoporus of cylinder cap that oils
In, lower piston rod 10 is mounted in 8 middle endoporus of lower oil cylinder cover.
The screw and screw 3 12 that friction top 11 is held below by unthreaded hole, the lower piston rod 10 of its end face are fixed on lower piston
On the lower surface of bar 10.
The Hollow hydraulic cylinder on the body of gantry supported by the symmetrical support 22 of portal frame, hollow piston rod 4, oil cylinder cap
3rd, lower oil cylinder cover 8, and constitute a double piston-rod Hollow hydraulic cylinder about seal and fastener；Pass through the control of hydraulic system
The commutation oil-feed of A oil circuits and B oil circuits processed, oil is moved back, piston 28 can be achieved and move up and down, the piston 28 of up and down motion is by being fixed on
The friction top 11 of the lower surface of hollow piston rod 4, which moves downward, compresses tubular workpiece 17 to be processed, or tubulose is unclamped in motion upwards
Workpiece 17；
Tubular workpiece 17 is accurately positioned in the positioning spigot of the positioning seat 16 of the present apparatus, and by friction top 11 in hollow oil
Moved downward under the control of cylinder and compress tubular workpiece 17, realize the positioning and clamping of tubular workpiece 17；Processing nut arbor 13 is in machine
Moved downward under the control of bed, the machinings such as boring, ream, grinding can be carried out to the bore area of tubular workpiece 17.
Claims (5)
- A kind of 1. positioning clamping device for hole machined in tubular workpiece, it is characterised in that：Including gantry support, Hollow hydraulic cylinder And positioning seat；The gantry support is fixedly mounted on work top, the bearing bracket as Hollow hydraulic cylinder；The Hollow hydraulic cylinder is located at the top of gantry support, for applying fixation pressure to tubular workpiece to be processed；It is described hollow Oil cylinder includes cylinder body, piston and hollow piston rod, and oil cylinder cap and lower oil cylinder are respectively equipped with the top and bottom of the cylinder body Cover, the A oil circuits and B oil circuits of disengaging hydraulic oil are respectively provided with oil cylinder cap and the lower oil cylinder cover；The hollow piston rod is passed through among piston and is fixed as one with piston, and the centre of hollow piston rod is provided with through hole one, Its upper and lower ends freely passes from the lower oil cylinder cover of oil cylinder cap and cylinder base at the top of cylinder body respectively, and hollow piston rod With oiling cylinder cap and lower oil cylinder cover is coordinated by dynamic sealing respectively, hollow piston rod bottom is provided with friction top, is set among friction top There is through hole two, friction top lower surface is provided with the zigzag slot contacted with tubular workpiece to be processed, the through hole of the hollow piston rod One and friction top among through hole two collectively constitute for process tool disengaging passage；The positioning seat is fixedly installed on the work top immediately below Hollow hydraulic cylinder, is provided with the middle part of positioning seat upper surface and is used for pair The positioning spigot that tubular workpiece to be processed is fixed, the positioning seat centre are provided with diameter and are more than the interior of tubular workpiece to be processed The through hole three in footpath.
- A kind of 2. positioning clamping device for hole machined in tubular workpiece according to claim 1, it is characterised in that：It is described The cylinder cap lower end that oils is provided with positioning boss, and it is close that O shapes are provided between the excircle and inboard wall of cylinder block of cylinder cap lower end positioning boss that oil Seal one, oil the circular hole for being provided with the middle part of cylinder cap and playing positioning and guiding to upper piston rod, the circular hole in the middle part of the cylinder cap that oils with it is upper Dynamic sealing two is provided between piston rod.
- A kind of 3. positioning clamping device for hole machined in tubular workpiece according to claim 1, it is characterised in that：It is described Lower oil cylinder cover upper end is provided with positioning boss, and it is close that O shapes are provided between the excircle and inboard wall of cylinder block of lower oil cylinder cover upper end positioning boss Seal two, is provided with the circular hole for playing positioning and guiding to lower piston rod in the middle part of lower oil cylinder cover, circular hole in the middle part of lower oil cylinder cover and under Dynamic sealing three is provided between piston rod.
- A kind of 4. positioning clamping device for hole machined in tubular workpiece according to claim 1, it is characterised in that：It is described Positioning seat bottom is provided with the positioning seat body being fixedly linked, and the positioning seat body is fixedly mounted on work top, in positioning seat body Portion is provided with the positioning spigot of stationary positioned seat, and positioning seat body upper surface is provided with the chip removal corresponding with the through hole among positioning seat Hole, positioning seat body lower surface are provided with the chip area communicated with chip-removal hole, are provided between chip area and chip-removal hole beneficial to the oblique of chip removal Face.
- A kind of 5. positioning clamping device for hole machined in tubular workpiece according to claim 1, it is characterised in that：It is described Dynamic sealing one is provided between piston and inboard wall of cylinder block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720548603.4U CN206795303U (en) | 2017-05-17 | 2017-05-17 | A kind of positioning clamping device for hole machined in tubular workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720548603.4U CN206795303U (en) | 2017-05-17 | 2017-05-17 | A kind of positioning clamping device for hole machined in tubular workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206795303U true CN206795303U (en) | 2017-12-26 |
Family
ID=60740775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720548603.4U Expired - Fee Related CN206795303U (en) | 2017-05-17 | 2017-05-17 | A kind of positioning clamping device for hole machined in tubular workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206795303U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907788A (en) * | 2018-07-03 | 2018-11-30 | 芜湖恒跃智能装备有限公司 | A kind of telescopic Horizontal clamp |
| CN114536047A (en) * | 2021-12-06 | 2022-05-27 | 通裕重工股份有限公司 | Hollow main shaft class parts machining frock |
-
2017
- 2017-05-17 CN CN201720548603.4U patent/CN206795303U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108907788A (en) * | 2018-07-03 | 2018-11-30 | 芜湖恒跃智能装备有限公司 | A kind of telescopic Horizontal clamp |
| CN114536047A (en) * | 2021-12-06 | 2022-05-27 | 通裕重工股份有限公司 | Hollow main shaft class parts machining frock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20171226 Termination date: 20190517 |