CN205733900U - Rotatable clamp with slipping block - Google Patents
Rotatable clamp with slipping block Download PDFInfo
- Publication number
- CN205733900U CN205733900U CN201620389337.0U CN201620389337U CN205733900U CN 205733900 U CN205733900 U CN 205733900U CN 201620389337 U CN201620389337 U CN 201620389337U CN 205733900 U CN205733900 U CN 205733900U
- Authority
- CN
- China
- Prior art keywords
- slipping block
- guide rail
- movable pulley
- block
- fixed block
- 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
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Abstract
The utility model discloses a kind of rotatable clamp with slipping block, it can be avoided that scratch the rotatable clamp of piece surface when aiming to provide a kind of holding parts, its drip irrigation device is: include the slipping block that guide rail, fixed block, sliding are connected on guide rail, and described slipping block is provided with movable pulley towards the two bottom sides of fixed block side；Described guide rail both sides are provided with the race agreed with movable pulley position；Described movable pulley is limited in race.It is arranged such, when guide rail is inclined, there is heeling condition and deviating to there is the slipping block in gap between fixed block side and guide rail and supported by movable pulley simultaneously, i.e. movable pulley is by fragmented guide rail bottom the slipping block towards fixed block side, making place plane and guide pass horizontal parallel bottom slipping block with this, slipping block is perpendicular to guide rail place plane, when part moves holding parts with the face of feature contacts, whole plane and feature contacts, rigid shock is little.
Description
Technical field
This utility model relates to jig technical field, more specifically, it relates to a kind of revolving with slipping block
Turn fixture.
Background technology
Fixture is to be used for fixing processing object during machine-building, is allowed to occupy correct position, with accept construction or
The device of detection.Wherein jig is most commonly seen.When workpiece processed by lathe, for making the surface of workpiece can reach figure lateral
Fixed size, geometry and with the technology requirement such as the relative-position error on other surfaces, must be fixed by workpiece before processing
Position, clamping.Fixture generally by setting element, clamping device, to cutter induction element, indexing means, connecting element and clamp body
Deng composition.Fixture can be divided into universal fixturing, special fixture, flexible jig and built-up jig by handling characteristics.
Special fixture includes that flexible jig, special fixture are for certain product parts clamping on certain procedure needs
Specialized designs manufactures, and service object is single-minded, and specific aim is very strong, typically by product manufacturing factory designed, designed.The conventional lathe that has presss from both sides
Tool, fraise jig, drill jig, boring template and pallet.Part is processed, it is necessary to special fixture on such as gang tool.
At present, the fixture on market is that sliding is arranged on the guide rail of base mostly, is come by horizontal direction movable clamp
Space needed for regulation holding parts.A kind of rotatable clamp mentioned in this utility model, its base is with angle adjustable
Device, it is possible to the fixture of script horizontal positioned is rotated to the state that there is angle with horizontal plane.This rotatable clamp includes
Guide rail, guiderail base, slipping block, fixed block.The one end at fixed block place is angle initiating terminal, and the one end at slipping block place is angle
The extension of degree ray, when i.e. changing angle, the main position producing change in location is slipping block.
Slipping block towards the sectional area of the side of fixed block more than deviating from the sectional area of fixed block side.Guiderail base will be led
After rail supports extremely horizontal by angle state, the slipping block that sliding is connected on guide rail can produce heeling condition due to deadweight,
I.e. slipping block is adjacent to track towards fixed block side, but deviate from the side of fixed block due to sectional area little, conduct oneself with dignity little, slipping block is whole
Body, to fixed block lopsidedness, deviates from generation gap between fixed block side and guide rail.So when holding parts, due to sliding
The heeling condition of block, the face of slipping block is not vertical with guide rail, therefore first contact is not the face of slipping block with piece surface, but
Seamed edge.Seamed edge has obvious angle, piece surface can be caused cut, affects the data such as Part Surface Roughness, dimensional accuracy.
Utility model content
It can be avoided that scratch the rotatable clamp of piece surface when the purpose of this utility model is to provide a kind of holding parts.
Above-mentioned technical purpose of the present utility model has the technical scheme that
A kind of rotatable clamp with slipping block, the slipping block being connected on guide rail including guide rail, fixed block, sliding,
Described slipping block is provided with the movable pulley being positioned at slipping block both sides towards the bottom of fixed block side, and described guide rail both sides are provided with sliding
The race that driving wheel position is agreed with；Described movable pulley is limited in race.
It is arranged such, when guide rail is inclined, there is heeling condition simultaneously and deviate from fixed block side and guide rail
Between there is the slipping block in gap and supported by movable pulley, i.e. movable pulley is led fragmented bottom the slipping block towards fixed block side
Rail, makes place plane and guide pass horizontal parallel bottom slipping block with this, and slipping block is perpendicular to guide rail institute with the face of feature contacts
In plane, when part moves holding parts, whole plane and feature contacts, rigid shock is little.
Arrange further: described movable pulley deviates from guide rail one end and is embedded in slipping block.
Being arranged such, operationally, the opposing force between cutter and part is big, if movable pulley is arranged on side for lathe
Limit, can affect feed path, easily hits cutter accident.
Arrange further: described guide rail includes that wedge-shaped bar, described slipping block and guide rail contacting surface are provided with dovetail groove, described wedge
Shape bar is embedded in dovetail groove.
Being arranged such, dovetail groove and wedge-shaped bar are for the relative position between limit guide rail with slipping block.When movable pulley will
When slipping block is towards fixed block side jack-up, the side deviating from slipping block can not be unrestrictedly due to the position-limiting action of dovetail groove
On lift, therefore towards the bottom of fixed block side with deviate from the bottom of fixed block side and can be under the effect of movable pulley and lead
In the plane of rail level horizontal parallel.
Arrange further: the top of described slipping block is provided with the bolt running through guide rail and slipping block.
It is arranged such, when bolt is tightened, it is possible to increase the bonding strength between guide rail and slipping block.
Arrange further: described slipping block includes the cushion conflicted with piece surface.
Being arranged such, the setting of inclination makes to there is big inertia when great slipping block falls, even if large-area
Contact there is also the probability destroying piece surface, and cushion can reduce rigid shock, it is ensured that surface quality of workpieces is the most impaired.
As preferably, described movable pulley surface is provided with coarse layer of sand.
It is arranged such, rubs between movable pulley and guide rail little, easily slide.During it easily slides, sliding process
The most smooth, slipping block speed is the fastest, and inertia and impulsive force are the biggest.Layer of sand increases the friction between movable pulley and guide rail, slides
Process is slack-off, reduces inertia, thereby protects the surface quality of part.
Accompanying drawing explanation
Fig. 1 is the 3 D stereo schematic diagram of the rotatable clamp with slipping block；
Fig. 2 is the side view of the rotatable clamp with slipping block；
Fig. 3 is the 3 D stereo schematic diagram of the rotatable clamp with slipping block；
Fig. 4 is the movable pulley partial enlarged drawing of the rotatable clamp with slipping block.
In figure: 1, guide rail；2, fixed block；3, slipping block；4, movable pulley；5, race；6, wedge-shaped bar；7, dovetail groove；8, spiral shell
Bolt；9, cushion；10, layer of sand.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the rotatable clamp with slipping block 3 is described further.
Embodiment 1: a kind of rotatable clamp with slipping block, with reference to Fig. 1, connects including guide rail 1, fixed block 2, sliding
Slipping block 3 to guide rail 1.The guide rail of this rotatable clamp is additionally provided with base 1 time, the seat of honour that base includes being hinged,
Support arm and lower seat, between upper and lower seat, one end is hinged, and the other end can arbitrarily regulate angle；The mode of regulation angle is by propping up
Position that brace connects on upper and lower seat is different so that the seat of honour with under to seat against a segment length of nearly hinged end different, be i.e. equivalent to
The both sides different length of triangle；Thus change the angle between the seat of honour and lower seat.
With reference to Fig. 1, base can by 1, guide rail overhead.After guide rail 1 is propped up overhead, will produce and horizontal plane
Between angle, the existence of this angle increases the state that slipping block 3 turns forward due to deadweight, it is possible to more directly perceived substantially
Slipping block 3 preshoot is found out on ground.Because the setting of slipping block 3 is a monoblock sliding is connected to the metal derby on guide rail 1, this metal derby
Deviate from the side of fixed block 2 and be provided with large-sized bevelling, therefore this slipping block 3 is more than towards the sectional area of the side of fixed block 2
This metal derby deviates from the sectional area of fixed block 2 side；This metal derby i.e. is carried on the back towards the weight of fixed block 2 side more than this metal derby
Weight from fixed block 2 side.So in an inclined state, fixed block 2 one end is proximate to ground, slipping block 3 one end by
Overhead, slipping block 3 owing to deadweight is to fixed block 2 lopsidedness, slipping block 3 towards the side of fixed block 2 deadweight by
In the deadweight deviating from fixed block 2 side more than slipping block 3, inclined degree is bigger, i.e. slipping block 3 deviates from the end of fixed block 2 side
Produce gap between portion's meeting and guide rail 1, but will not unrestrictedly produce gap；Because slipping block 3 is connected by with the sliding of guide rail 1
Be dovetail groove 7 and the fit system of wedge-shaped bar 6.
With reference to Fig. 3, the center centrage of guide rail 1 is provided with wedge-shaped bar 6, and slipping block 3 and guide rail 1 contact surface are provided with dovetail groove
7, during cooperation, wedge-shaped bar 6 is embedded in dovetail groove 7, and owing to the notch area of dovetail groove 7 is little, bottom land area is big；Two wedge-shaped bar 6
Topside area is big, and bottom area is little, therefore wedge-shaped bar 6 can make both connect from one end sliding of dovetail groove 7, but is only limitted to parallel
In the sliding motion of 1, guide rail, the athletic meeting being perpendicular to 1, guide rail is limited by the shape of dovetail groove 7 and wedge-shaped bar 6.
With reference to Fig. 2 and Fig. 4, slipping block 3 is provided with movable pulley 4 towards the two bottom sides of fixed block 2 side；Guide rail 1 both sides set
There is the race 5 agreed with movable pulley 4 position；The effect of race 5 is to accommodate movable pulley 4, when movable pulley 4 is limited in sliding tray
Time, the movement locus of movable pulley 4 is just defined.The degree of depth of race 5 should be less than the radius of movable pulley 4, the deepest race 5
The degree of depth can weaken the movable pulley 4 jack-up slipping block 3 effect towards the bottom of fixed block 2 side.
With reference to Fig. 2 and Fig. 4, movable pulley 4 half embeds and is arranged in slipping block 3 simultaneously；Embed the position of slipping block 3 in sliding
The bottom of block 3, this set can farthest save space, and owing to the Partial Height of movable pulley 4 is embedded into sliding
Block 3, the overall center of gravity of slipping block 3 is low, and steadiness is good.
With reference to Fig. 1, the top of slipping block 3 is provided with the bolt 8 running through guide rail 1 and slipping block 3.Bolt 8 runs through guide rail 1 and slides
Move block 3 and play position-limiting action, but when only tightening spacing with bolt 8, bolt 8 sectional area is little, the pressure that can bear, pulling force
All limited because of its sectional area with moment of torsion.Therefore the spacing lathe that is more suitable for of the large area of above-mentioned dovetail groove 7 and wedge-shaped bar 6 produces
The occasion that this impulsive force is big, dovetail groove 7 and 6 main position-limiting actions of wedge-shaped bar, bolt 8 plays auxiliary stopper effect.
And slipping block 3 could be moved after must unclamping due to bolt 8, therefore slipping block 3 is in the process of mobile Clamp blocks
In will necessarily and guide rail 1 between produce gap, so must be provided with above-mentioned movable pulley 4 to ensure slipping block 3 and guide rail 1 level
Parallel.
With reference to Fig. 1, slipping block 3 includes the cushion 9 conflicted with piece surface.Cushion 9 is evenly laid out slipping block 3
To the one side of fixed block 2 because piece surface any one be likely to exist the lines that required precision is high, buffering is set comprehensively
Layer 9 can maximum magnitude ground protection piece surface precision.With above-mentioned in like manner, sliding could be moved due to bolt 8 after must unclamping
Block 3, thus slipping block 3 during mobile Clamp blocks will necessarily and guide rail 1 between produce gap, i.e. heeling condition, sliding
The necessarily slipping block 3 contacted with piece surface when block 3 slides, towards the top edge of fixed block 2 side, illustrates needs with this
Movable pulley 4 is set and plays the cushion 9 of auxiliary guaranteeing role.
With reference to Fig. 4, movable pulley 4 surface is provided with the high layer of sand of surface roughness 10.The rough surface of layer of sand 10 is uneven, it is possible to
Effectively increase the coefficient of friction with other faces, to slow down the speed of relative motion.Economically considering, layer of sand 10 is provided only on
The arc-shaped surface of movable pulley 4 can reach requirement.Two end faces of movable pulley 4 still keep the original state state of smooth surface, reduce with
Friction between slipping block 3, prevents from making the connection between movable pulley 4 and slipping block 3 lose steadiness because of friction.
Above-mentioned specific embodiment is only that it is not to restriction of the present utility model to explanation of the present utility model,
The present embodiment can be made after reading this specification by those skilled in the art as required does not has creative contribution to repair
Change, but as long as all being protected by Patent Law in right of the present utility model.
Claims (6)
1., with a rotatable clamp for slipping block, it is connected on guide rail (1) including guide rail (1), fixed block (2), sliding
Slipping block (3), it is characterised in that: described slipping block (3) is provided with towards the bottom of fixed block (2) side and is positioned at slipping block (3) two
The movable pulley (4) of side, described guide rail (1) both sides are provided with the race (5) agreed with movable pulley (4) position；Described movable pulley (4) limits
It is positioned at race (5).
Rotatable clamp with slipping block the most according to claim 1, it is characterised in that: described movable pulley (4) deviates from
Guide rail (1) one end is embedded in slipping block (3).
Rotatable clamp with slipping block the most according to claim 2, it is characterised in that: described guide rail (1) includes wedge
Shape bar (6), described slipping block (3) and guide rail (1) contact surface are provided with dovetail groove (7), and described wedge-shaped bar (6) is embedded at dovetail groove
(7) in.
Rotatable clamp with slipping block the most according to claim 3, it is characterised in that: the top of described slipping block (3)
Portion is provided with the bolt (8) running through guide rail (1) and slipping block (3).
Rotatable clamp with slipping block the most according to claim 4, it is characterised in that: described slipping block (3) includes
The cushion (9) conflicted with piece surface.
Rotatable clamp with slipping block the most according to claim 5, it is characterised in that: described movable pulley (4) surface
It is provided with coarse layer of sand (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620389337.0U CN205733900U (en) | 2016-04-30 | 2016-04-30 | Rotatable clamp with slipping block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620389337.0U CN205733900U (en) | 2016-04-30 | 2016-04-30 | Rotatable clamp with slipping block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205733900U true CN205733900U (en) | 2016-11-30 |
Family
ID=57372942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620389337.0U Expired - Fee Related CN205733900U (en) | 2016-04-30 | 2016-04-30 | Rotatable clamp with slipping block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205733900U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326589A (en) * | 2018-03-22 | 2018-07-27 | 宣化钢铁集团有限责任公司 | A kind of milling train catheter fabrication special fixture and its processing method |
| CN108407106A (en) * | 2018-03-30 | 2018-08-17 | 山东鲁阳节能材料股份有限公司 | A kind of ceramic fibre special-shaped product cutting die tooling |
| CN108907815A (en) * | 2018-09-25 | 2018-11-30 | 深圳市银宝山新科技股份有限公司 | Irregular part fast-clamping clamp |
-
2016
- 2016-04-30 CN CN201620389337.0U patent/CN205733900U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326589A (en) * | 2018-03-22 | 2018-07-27 | 宣化钢铁集团有限责任公司 | A kind of milling train catheter fabrication special fixture and its processing method |
| CN108407106A (en) * | 2018-03-30 | 2018-08-17 | 山东鲁阳节能材料股份有限公司 | A kind of ceramic fibre special-shaped product cutting die tooling |
| CN108907815A (en) * | 2018-09-25 | 2018-11-30 | 深圳市银宝山新科技股份有限公司 | Irregular part fast-clamping clamp |
| CN108907815B (en) * | 2018-09-25 | 2023-11-17 | 深圳市银宝山新科技股份有限公司 | Quick clamping fixture for special-shaped parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161130 Termination date: 20170430 |