CN109093429A - A kind of thick machining positioning clamping device - Google Patents
A kind of thick machining positioning clamping device Download PDFInfo
- Publication number
- CN109093429A CN109093429A CN201811317151.4A CN201811317151A CN109093429A CN 109093429 A CN109093429 A CN 109093429A CN 201811317151 A CN201811317151 A CN 201811317151A CN 109093429 A CN109093429 A CN 109093429A
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- China
- Prior art keywords
- main body
- body base
- clamping device
- plate
- slot
- Prior art date
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- Pending
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- 238000003754 machining Methods 0.000 title claims abstract description 26
- 230000004807 localization Effects 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 6
- 230000008602 contraction Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
Abstract
A kind of thick machining positioning clamping device of the invention discloses a kind of cooperation by localization handspike and guide ring, the positioning clamping device for being clamped axis to ring flange and fixing, and be fixed by pressure plate to flange side surface.It is characterized in that mounting groove is placed on main body base, the main body base outer annular structure, mounting groove and annular deep gouge, guide ring is placed in the middle part of main body base, the guide ring and main body base are coaxial, the guide ring end is provided with guide bevel, multiple fixations are angularly placed in mounting groove, and run through main body base, three groups are angularly provided on main body base side wall through slot, it is described to be radially extended through slot along main body base, three groups of adjusting cushion block correspondences are placed on slot, two one group of the adjusting cushion block, and it is respectively placed in corresponding through slot two sides, it is connected between two adjusting cushion blocks with group by fixed plate, the fixed plate is fixed by mounting screw, the multiple fixed plate is equipped on same circumference, positional cylinder is placed in fixed plate.
Description
Technical field
A kind of thick machining positioning clamping device of the present invention, is related to one kind and adds to the thick machine of the disk part by performing such as flange progress
Working hour carries out the device of positioning clamping to part, belongs to machine processing field.In particular to a kind of by localization handspike and
The cooperation of guide ring is clamped axis to ring flange and fixes, and is fixed by pressure plate to flange side surface
Positioning clamping device.
Background technique
Currently, being all pre-production blank in the processing of the disk part by performing such as flange, pass through the side such as casting, die casting
It after formula prepares blank, then is processed by machining center, existing machining center passes through three-jaw when carrying out installation and clamping
Chuck is clamped, and in clamping, does not have fixed alignment to the position of axis, will appear unilateral machining allowance not in processing
Foot, influences part quality, and scroll chuck is clamped by the lateral wall to blank, and clamping point is more concentrated, Bu Nengjin
The movement that row end face compresses, in process, so that the swing of blank aggravates, clamping stability is poor for whirling vibration meeting, and blocks
When carrying out Primary Location, blank is pushed blank to medium position by the movement of claw with regard to amesiality disk, and then is carried out
Positioning, there are biggish errors for which.
Publication number CN205968269U discloses a kind of disposable positioning fixture for large-sized flange processing, and feature exists
In: on the workbench for being mounted on lathe, comprising: tooling ontology, is disk-shaped member, and central part is equipped with determining for placement large-sized flange
Position hole, the bottom of the location hole are equipped with positioning surface, as to large-sized flange along Z axis to positioning datum, the top edge of location hole
Equipped with stepped hole, as to large-sized flange along X axis and along the positioning datum of Y-axis；Four pressing plates, every two a pair is opposite to each other
It is compressed on the quadrangle of large-sized flange, the hole to be processed on large-sized flange is avoided in pressing position of the pressing plate on large-sized flange, often
One pressing plate is equipped with connection through-hole；Four connection bolts are positioned in the T-slot of workbench and connect pressing plate by connection through-hole,
And press power is applied to the pressing plate, which avoids processing stand by compressing point, realize clamping, but it cannot carry out flange
Positioning alignment, only compresses, and positioning accuracy is low, and compresses mode and carried out using connection bolt, clamping fastener low efficiency.
Summary of the invention
In order to improve above situation, a kind of thick machining positioning clamping device of the present invention provides one kind and passes through localization handspike
With the cooperation of guide ring, axis is clamped to ring flange and is fixed, and flange side surface compress admittedly by pressure plate
Fixed positioning clamping device.Stability when part slightly machines can be effectively improved.
A kind of thick machining positioning clamping device of the invention is achieved in that a kind of thick machining positioning of the invention clamps
Device is made of guiding device and clamping device, guiding device by main body base, fixation hole, mounting groove, guide ring, adjust cushion block,
Mounting screw, positional cylinder, fixed plate and localization handspike composition, mounting groove are placed on main body base, the main body base outer ring knot
Structure, mounting groove and annular deep gouge, guide ring are placed in the middle part of main body base, and the guide ring and main body base are coaxial, the guide ring end
Portion is provided with guide bevel, and multiple fixations are angularly placed in mounting groove, and runs through main body base, is angularly provided on main body base side wall
Three groups run through slot, described to radially extend through slot along main body base, and three groups of adjusting cushion block correspondences are placed on slot, the adjusting
Two one group of cushion block, and be respectively placed in correspond to and pass through fixed plate company between slot two sides, two adjusting cushion blocks with group
It connects, the fixed plate is fixed by mounting screw, and the multiple fixed plate is equipped on same circumference, and positional cylinder is placed in fixed plate
On, the piston rod is placed in slot, and is directed toward the main body base center of circle, and the end of the piston rod is equipped with rubber clamping jaw, described
In parallel between multiple positional cylinders, clamping device is by pressure plate, support plate, rotary shaft, articulated shaft, compressed oil cylinder, sliding shoe, pad
Plate and shaft composition, three groups of support plates are angularly placed on main body base lateral wall, and are located at adjacent two between slot, institute
State support plate in pairs, the support plate with group is parallel to each other, and is provided on corresponding main body base between two support plates of same group
Groove, and be connected to mounting groove, multiple compressed oil cylinders are corresponding to be placed between two support plates with group, the cylinder of the compressed oil cylinder
Body one end is placed on support plate by articulated shaft, and the other end is suspended at below corresponding support plate, the compressed oil cylinder cylinder body hinge
Contact is at the half of support plate length, and close to support plate lower edge, the multiple compressed oil cylinder is in parallel, multiple compressions
Plate is corresponding to be placed between two support plates with group, and one end is placed on support plate by rotary shaft, and the rotary shaft is located at
Support plate distal end, two sliding shoes are symmetrically placed in pressure plate bottom, strip groove, the side of the strip groove are provided on the sliding shoe
To parallel with pressure plate, the end of compressed oil cylinder piston rod is placed in the strip groove on sliding shoe by shaft, pressing plate it is another
One end is equipped with backing plate, and the backing plate is made of rubber material.
In use, main body base is fixed on process equipment by mounting hole, so that plane and equipment add where main body base
Work main-shaft axis is vertical, and then multiple positional cylinders are connected with Hydraulic Equipment, compressed oil cylinder and Hydraulic Equipment phase
Even, it when being clamped, first passes through Hydraulic Equipment and stretches out positional cylinder withdrawal, compressed oil cylinder, compressed oil cylinder elongation is logical
It crosses shaft to move in sliding shoe, pressure plate rotates the angle between support plate along rotary shaft and becomes larger, until pressure plate is inclined
The outer outline area of mounting groove is produced, while compressed oil cylinder is extended to the end of sliding shoe, is then nested with part and is led at middle part
It on ring, is moved in mounting groove then along guide ring, so that feature bottom and installation trench bottom fitting, then equipment upper liquid
The work of pressure system first passes through the cooperation of multiple positional cylinders and carries out clamping position to part outer edge, by multiple positional cylinders to
Main body base center location extends, so that the circumferential area of the formation between multiple rubber clamping jaws becomes smaller, gradually determines part
Position, so that the axis collinear of the axis of part and guide sleeve, is then driving multiple compressed oil cylinder works by Hydraulic Equipment
Make, by the contraction of compressed oil cylinder, pull pressure plate rotate around rotary shaft by the piston rod of compressed oil cylinder so that pressure plate with
Angle between support plate reduces, and pressure plate is gradually deflected on part end face, pressed by the more parts of backing plate, and then make
It obtains part and main body base fits closely, form fixation and is processed,
The guide ring end is provided with guide bevel, can be oriented to part, forms liner in part inner ring, is carrying out zero
It when part clamps, is pre-positioned, avoids that part is squeezed to form deformation when multiple positional cylinders cooperate and clamp；
It is described to be radially extended through slot along main body base, the piston rod of positional cylinder can be oriented to, avoid positional cylinder
When moving, there is drift angle and makes the excessive influence machining accuracy of roughing deviations in piston rod；
Two one group of the adjusting cushion block, enables to two lateral balance of fixed plate, avoids unilateral bias effect positional cylinder flexible
Directionality, influence positioning accuracy；
The multiple fixed plate is equipped on same circumference, it can be ensured that in the contractions of multiple positional cylinders, elongation process, rubber folder
Pawl is located on same circumference, improves the stability positioned to part, avoids unilateral force unbalance, influence the positioning of part；
The piston rod of the positional cylinder is directed toward the main body base center of circle, and the chucking power of multiple positional cylinders is enabled to be overlapped one
Point improves stability, avoids damage to clipping equilibrium；
The end of the piston rod is equipped with rubber clamping jaw, can protect part, passes through buffering when positional cylinder clamps
Protection, avoids direct contact with and leaves impression in piece surface；
It is in parallel between the multiple positional cylinder, it can be ensured that the synchronization telescope between oil cylinder avoids positional cylinder movement and prolongs
Cause part stress uneven late, influences clamp precision；
Cylinder body one end of the compressed oil cylinder is placed on support plate by articulated shaft, can pass through compressed oil cylinder when compressing
Rotation improves so that the pulling force vertical compression plate of oil cylinder, forms triangular structure between compressed oil cylinder and pressure plate, support plate
Stability；
The compressed oil cylinder cylinder body hinge joint is at the half of support plate length, and close to support plate lower edge, being capable of shape
It is poor at the arm of force, it avoids compressed oil cylinder from clamping stagnation point occur in transmission, improves the fluency of holding action；
It is provided with strip groove on the sliding shoe, can be adjusted for the promotion arm of force of compressed oil cylinder, is the movement of compressed oil cylinder
Lag stroke is provided, avoids quickly starting to walk to influence the stability of part installation, when being compressed with part, provides and gradually clamp
Pressure；
Positioning is clamped when achieving the purpose that part preliminary working.
Beneficial effect.
One, structure is simple, convenient and practical.
It two, is not in the situation of unilateral machining allowance deficiency, part processing effect is more preferable.
Three, stability when part slightly machines can be effectively improved.
Detailed description of the invention
Fig. 1 is a kind of three-dimensional structure diagram of thick machining positioning clamping device of the present invention.
Fig. 2 is a kind of three-dimensional structure diagram of thick machining positioning clamping device pressure plate of the present invention, only shows pressure
Relationship between tight plate and compressed oil cylinder.
Fig. 3 is the three-dimensional structure diagram that a kind of thick machining positioning clamping device of the present invention clamps blank.
In attached drawing
Wherein part are as follows: main body base (1), fixation hole (2), pressure plate (3), support plate (4), rotary shaft (5), articulated shaft (6), pressure
Locking oil cylinder (7), mounting groove (8), guide ring (9) are adjusted cushion block (10), mounting screw (11), positional cylinder (12), fixed plate
(13), localization handspike (14), sliding shoe (15), backing plate (16), ring flange (17), shaft (18).
Specific embodiment:
A kind of thick machining positioning clamping device of the invention is achieved in that in use, main body base (1) is solid by mounting hole
It is scheduled on process equipment, so that plane and equipment machining spindle axis are vertical where main body base (1), then by multiple positional cylinders
(12) it is connected with Hydraulic Equipment, compressed oil cylinder (7) is connected with Hydraulic Equipment, when being clamped, first passes through equipment
Hydraulic system withdraws positional cylinder (12), compressed oil cylinder (7) stretches out, and compressed oil cylinder (7) extends through shaft (18) and sliding
Block moves in (15), and pressure plate (3) rotates the angle between support plate (4) along rotary shaft (5) and becomes larger, until pressure plate
(3) outer outline area of mounting groove (8) is deflected out, while compressed oil cylinder (7) is extended to the end of sliding shoe (15), then by zero
Part is nested on middle part guide ring (9), is moved in mounting groove (8) then along guide ring (9), so that feature bottom and installation
Slot (8) bottom fitting, then in equipment hydraulic system work, first pass through multiple positional cylinders (12) cooperation to part outer edge into
Row clamping position is extended through multiple positional cylinders (12) to main body base (1) center location, so that between multiple rubber clamping jaws
The circumferential area of formation becomes smaller, and gradually positions to part, so that the axis collinear of the axis of part and guide sleeve, then exists
It drives multiple compressed oil cylinders (7) to work by Hydraulic Equipment, by the contraction of compressed oil cylinder (7), passes through compressed oil cylinder (7)
Piston rod pull pressure plate (3) to rotate around rotary shaft (5) so that the angle between pressure plate (3) and support plate (4) reduces,
Pressure plate (3) gradually deflects on part end face, is pressed by backing plate (16) more parts, so that part and main body base
(1) it fits closely, forms fixation and processed,
Guide ring (9) end is provided with guide bevel, can be oriented to part, part inner ring formed liner, into
It when row part clamps, is pre-positioned, avoids that part is squeezed to form deformation when multiple positional cylinders (12) cooperate and clamp；
It is described to be radially extended through slot along main body base (1), the piston rod of positional cylinder (12) can be oriented to, it is fixed to avoid
When moving, there is drift angle and makes the excessive influence machining accuracy of roughing deviations in position oil cylinder (12) piston rod；
(10) two one group of the adjusting cushion block enables to (13) two lateral balance of fixed plate, and unilateral bias effect is avoided to position
The flexible directionality of oil cylinder (12), influences positioning accuracy；
The multiple fixed plate (13) is equipped on same circumference, it can be ensured that the contraction of multiple positional cylinders (12), elongation process
In, rubber clamping jaw is located on same circumference, improves the stability positioned to part, avoids unilateral force unbalance, influence part
Positioning；
The piston rod of the positional cylinder (12) is directed toward main body base (1) center of circle, enables to the clamping of multiple positional cylinders (12)
Power is overlapped on one point, is improved stability, is avoided damage to clipping equilibrium；
The end of the piston rod is equipped with rubber clamping jaw, can protect part, passes through when positional cylinder (12) clamp
Buffer protection avoids direct contact with and leaves impression in piece surface；
It is in parallel between the multiple positional cylinder (12), it can be ensured that the synchronization telescope between oil cylinder avoids positional cylinder
(12) movement delay causes part stress uneven, influences clamp precision；
Cylinder body one end of the compressed oil cylinder (7) is placed on support plate (4) by articulated shaft (6), can pass through pressure when compressing
The rotation of locking oil cylinder (7), so that the pulling force vertical compression plate (3) of oil cylinder, compressed oil cylinder (7) and pressure plate (3), support plate (4)
Between form triangular structure, improve stability；
Compressed oil cylinder (7) the cylinder body hinge joint is at the half of support plate (4) length, and following close to support plate (4)
Edge, it is poor to be capable of forming the arm of force, avoids compressed oil cylinder (7) from clamping stagnation point occur in transmission, improves the fluency of holding action；
It is provided with strip groove on the sliding shoe (15), can be adjusted for the promotion arm of force of compressed oil cylinder (7), is compressed oil cylinder
(7) movement provides lag stroke, and the stability for quickly starting to walk to influence part installation is avoided to provide when compressing with part
The pressure gradually clamped；
Positioning is clamped when achieving the purpose that part preliminary working.
Claims (9)
1. a kind of thick machining positioning clamping device, it is characterized in that: being made of guiding device and clamping device, guiding device is by leading
Housing, mounting groove, guide ring, adjusts cushion block, mounting screw, positional cylinder, fixed plate and localization handspike composition, peace at fixation hole
Tankage is placed on main body base, the main body base outer annular structure, and mounting groove and annular deep gouge, guide ring are placed in the middle part of main body base,
The guide ring and main body base are coaxial, and the guide ring end is provided with guide bevel, and multiple fixations are angularly placed in mounting groove,
And run through main body base, and three groups are angularly provided on main body base side wall through slot, the slot that runs through is radially extended along main body base, and three
Group adjusts cushion block correspondence and is placed on slot, is connected between two adjusting cushion blocks with group by fixed plate, the fixation
Plate is fixed by mounting screw, and the multiple fixed plate is equipped on same circumference, and positional cylinder is placed in fixed plate, multiple described
It is in parallel between positional cylinder, clamping device by pressure plate, support plate, rotary shaft, articulated shaft, compressed oil cylinder, sliding shoe, backing plate and
Shaft composition, three groups of support plates are angularly placed on main body base lateral wall, and are located at adjacent two between slot, the branch
In pairs, the support plate with group is parallel to each other supporting plate, is provided with groove on corresponding main body base between two support plates of same group,
And be connected to mounting groove, multiple compressed oil cylinders are corresponding to be placed between two support plates with group, and the multiple compressed oil cylinder is in parallel,
Multiple pressure plates are corresponding to be placed between two support plates with group, and one end is placed on support plate by rotary shaft, the rotation
Axis is located at support plate distal end, and two sliding shoes are symmetrically placed in pressure plate bottom, strip groove, the item are provided on the sliding shoe
The direction of shape slot and pressure plate are parallel, and the end of compressed oil cylinder piston rod is placed in the strip groove on sliding shoe by shaft,
The other end of pressing plate is equipped with backing plate, and the backing plate is made of rubber material.
2. a kind of thick machining positioning clamping device according to claim 1, it is characterised in that open the guide ring end
There is guide bevel, part can be oriented to, forms liner in part inner ring and be pre-positioned when carrying out part clamping,
It avoids that part is squeezed to form deformation when multiple positional cylinders cooperate and clamp.
3. a kind of thick machining positioning clamping device according to claim 1, it is characterised in that the slot that runs through is along master
Housing radially extends, and can be oriented to the piston rod of positional cylinder, avoid positional cylinder piston rod when moving, occurs inclined
Angle makes the excessive influence machining accuracy of roughing deviations.
4. a kind of thick machining positioning clamping device according to claim 1, it is characterised in that described adjusting cushion block two
One group, and be respectively placed in corresponding through slot two sides.
5. a kind of thick machining positioning clamping device according to claim 1, it is characterised in that the piston rod, which is placed in, to be passed through
In wears groove, and it is directed toward the main body base center of circle.
6. a kind of thick machining positioning clamping device according to claim 5, it is characterised in that the end of the piston rod
It is equipped with rubber clamping jaw.
7. a kind of thick machining positioning clamping device according to claim 1, it is characterised in that the cylinder of the compressed oil cylinder
Body one end is placed on support plate by articulated shaft, and the other end is suspended at below corresponding support plate.
8. a kind of thick machining positioning clamping device according to claim 7, it is characterised in that the compressed oil cylinder cylinder body
Hinge joint is at the half of support plate length, and close to support plate lower edge.
9. a kind of thick machining positioning clamping device according to claim 1, it is characterised in that be provided on the sliding shoe
Strip groove can be adjusted for the promotion arm of force of compressed oil cylinder, provide lag stroke for the movement of compressed oil cylinder, avoid quickly
Starting influence part installation stability provide the pressure gradually clamped when compressing with part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317151.4A CN109093429A (en) | 2018-11-07 | 2018-11-07 | A kind of thick machining positioning clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811317151.4A CN109093429A (en) | 2018-11-07 | 2018-11-07 | A kind of thick machining positioning clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109093429A true CN109093429A (en) | 2018-12-28 |
Family
ID=64870126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811317151.4A Pending CN109093429A (en) | 2018-11-07 | 2018-11-07 | A kind of thick machining positioning clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109093429A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900230A (en) * | 2019-12-13 | 2020-03-24 | 南京奥新可工程科技有限公司 | Centrifugal pump housing adds clamping apparatus |
| CN111537221A (en) * | 2020-04-21 | 2020-08-14 | 安徽科技学院 | Harmonic reducer drive rigidity test device |
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| CN205852348U (en) * | 2016-07-29 | 2017-01-04 | 荣腾实业（苏州）有限公司 | A kind of rotation hold-down mechanism |
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| CN201483274U (en) * | 2009-08-10 | 2010-05-26 | 安徽星马汽车股份有限公司 | Die for turning half flange bottom surfaces |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110900230A (en) * | 2019-12-13 | 2020-03-24 | 南京奥新可工程科技有限公司 | Centrifugal pump housing adds clamping apparatus |
| CN111537221A (en) * | 2020-04-21 | 2020-08-14 | 安徽科技学院 | Harmonic reducer drive rigidity test device |
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Application publication date: 20181228 |
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