CN107363596A - A kind of manual secondary support means - Google Patents
A kind of manual secondary support means Download PDFInfo
- Publication number
- CN107363596A CN107363596A CN201710801103.1A CN201710801103A CN107363596A CN 107363596 A CN107363596 A CN 107363596A CN 201710801103 A CN201710801103 A CN 201710801103A CN 107363596 A CN107363596 A CN 107363596A
- Authority
- CN
- China
- Prior art keywords
- footstock
- support means
- secondary support
- slide
- ejector pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005520 cutting process Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
Abstract
The invention discloses a kind of manual secondary support means, footstock including hollow form, matched slide is inserted with the footstock, the side wall of the footstock is provided with least two ejector pins that are being centrosymmetric arrangement and can radially sliding, the slide, which is provided with, can slide axially to drive the axial sliding mechanism that each described ejector pin radially slides, the both ends of the footstock are separately installed with bottom, top cover, and the bottom is provided with the attachment structure being connected with external structure.The manual secondary support means of the present invention, multiple directions are carried out to workpiece and carry out Auxiliary support respectively, eliminate gap in terms of two respectively, so as to give workpiece enough support forces, improve workpieces processing rigidity.
Description
Technical field
The present invention relates to Workpiece clamping field of fixtures, more specifically, it relates to a kind of manual secondary support means.
Background technology
At present, the processing in machinery manufacturing industry to workpiece needs to be processed to clamp workpiece with fixture, and workpiece is in fixture
In to increase aiding support and can just effectively improve overall locating stiffness, stability and reliability, and resist cutting force.Conventional is auxiliary
Help supporting simply to be supported to a direction, when in other direction workpiece if lose supporting to workpiece.
The content of the invention
The technical problem to be solved in the present invention is the above-mentioned deficiency for prior art, and it is an object of the invention to provide one
Kind operation is easily, supporting strength is big, supports the manual secondary support means of reliability.
To achieve the above object, the invention provides a kind of manual secondary support means, the footstock of hollow form, institute are included
State and matched slide is inserted with footstock, the side wall of the footstock is centrosymmetric arrangement provided with least two
And the ejector pin that can radially slide, the slide, which is provided with, can slide axially what is radially slided to drive each described ejector pin
Axial sliding mechanism, the both ends of the footstock are separately installed with bottom, top cover, and the bottom is provided with and is connected with external structure
Attachment structure.
Further, described axial sliding mechanism be included in the slide side wall it is axially extending be provided with least two
The guide groove for the arrangement that is centrosymmetric and the axially slidable inner end being provided with the ejector pin in each guide groove
Adaptable tapered wedges, and skewed slot of the extension provided with inner wide and outer narrow is tilted along its length direction in the cammed surface of the tapered wedges,
The inner end of the ejector pin is provided with the taper key engaged with the skewed slot on the tapered wedges that can be slided relatively along its length direction protrusion,
The push-and-pull screw of at least two engagings that can be rotated against with each tapered wedges respectively is vertically provided with the top cover.
Further, the top side of the tapered wedges is opened wide and extends laterally the chute provided with inner wide and outer narrow, described
The lower end of push-and-pull screw is axially projecting provided with the drawing key engaged with the chute on the tapered wedges top that can be rotated against, described
Push-and-pull screw is threadedly coupled with described top cover.
Further, described skewed slot is the T-shaped skewed slot with two cammed surfaces that are parallel to each other, and described taper key is tool
There is the T-shaped taper key of two cammed surfaces that are parallel to each other；Described chute is the T-shaped chute with two inclined-planes that are parallel to each other, described
Drawing key be that the T-shaped with two faces that are parallel to each other draws key.
As a further improvement, the guiding knot being connected together with the tapered wedges is provided with the guide groove of the slide
Structure, described guide frame are included in caved inward on the guide groove two side groove being provided with and the groove in the guide groove
Bottom protrudes above the axially arranged raised line being provided with.
As a further improvement, the bottom is provided with the mounting hole overlapped with the central axis of the footstock, institute
State bottom inner face protrude above it is raised provided with the annular being adapted with the footstock inwall, on the outer face of the bottom
Protrusion is provided with the outer annular protrusion with external structure to positioning.
Further, the outer face of the ejector pin is provided with the centering screw that axially connects, the centering screw with it is described
Spring washer is provided between ejector pin.
Further, the outer rim of the bottom is provided with multiple the 3rd lock-screws being connected with the footstock.
Being improved as further, the top cover is provided with multiple the first lock-screws being connected with the slide,
The outer rim of the top cover is provided with multiple the second lock-screws being connected with the footstock.
Beneficial effect
Compared with prior art, manual secondary support means of the invention have the beneficial effect that：The present invention's is manual auxiliary
Supporting arrangement is helped, simple and compact for structure, operation is easy, and the aiding support at least two directions can be carried out to workpiece, supports strength
Greatly, so as to ensure support reliability；Topology layout is reasonable, and apparatus structure is close, occupies little space, applied widely；Such as work
Part both sides process simultaneously when, two can cancel out each other part to cutting force；Easy to assembly, dismounting speed is fast；Round and smooth cooperation, friction
Power is small, not easy to wear, service life length.
Brief description of the drawings
Fig. 1 is the assembling explosive view of the manual secondary support means of the present invention；
Fig. 2 is the three-dimensional cutaway view of the manual secondary support means of the present invention；
Fig. 3 is the front sectional view of the manual secondary support means of the present invention；
Fig. 4 is the structural representation of slide in the present invention；
Fig. 5 is the structural representation of tapered wedges in the present invention；
Fig. 6 is the structural representation of ejector pin in the present invention；
Fig. 7 is the structural representation of push-and-pull screw in the present invention.
In figure：1st, footstock；2nd, slide；3rd, guide groove；4th, tapered wedges；5th, ejector pin；6th, bottom；7th, top cover；8th, push-and-pull spiral shell
Nail；9th, skewed slot；10th, taper key；11st, chute；12nd, key is drawn；13rd, centering screw；14th, spring washer；15th, mounting hole；16th, annular
It is raised；17th, outer annular protrusion；18th, the first lock-screw；19th, the second lock-screw；20th, the 3rd lock-screw；21st, groove；
22nd, raised line.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention
Shield scope is not limited by embodiment.
The embodiment of the present invention is such：As shown in figs. 1-7, a kind of manual secondary support means, including in
The footstock 1 of empty shape, matched slide 2 is inserted with footstock 1, the side wall of footstock 1 is in provided with least two
Ejector pin 5 that is being centrosymmetrically arranged and can radially sliding, slide 2, which is provided with, can slide axially to drive each ejector pin 5 radially
The axial sliding mechanism of slip, the both ends of footstock 1 are separately installed with bottom 6, top cover 7, and bottom 6 is provided with to be connected with external structure
The attachment structure connect.The ejector pin 5 of the present invention can carry out the supporting at least two directions to workpiece, in the present embodiment to be two-way
Supporting, slid axially by axial sliding mechanism and drive ejector pin 5 to radially slide, ejector pin 5 is slid in and out to the workpiece outside footstock 1
Extruded, workpiece effectively supported, prevent workpiece processing when, because clamping force is inadequate, some direction of workpiece by
Cutting force cross conference and be subjected to displacement workpiece and influence machining accuracy, the aiding support by least two directions to workpiece,
Help to ensure that Workpiece clamping is reliable, ensure machining accuracy, simple and compact for structure, operation is easy, and supporting strength is big, so as to ensure
The reliability of support；When in use, bottom 6 is connected the manual secondary support means of the present invention with outer gripping member, fixed fixed
Heart seat 1, topology layout is reasonable, and apparatus structure is close, occupies little space, applied widely；Moreover, if workpiece both sides add simultaneously
Man-hour, the cutting force of both direction can cancel out each other part, clamp, position it is relatively reliable.
In the present embodiment, axial sliding mechanism be included in the side wall of slide 2 it is axially extending be provided with least two be in
Guide groove 3 that the heart is arranged symmetrically and in each guide groove 3 it is axially slidable it is being provided be adapted with the inner end of ejector pin 5 it is oblique
Voussoir 4, and tilt skewed slot 9 of the extension provided with inner wide and outer narrow, the inner end of ejector pin 5 along its length direction in the cammed surface of tapered wedges 4
The taper key 10 engaged with the skewed slot 9 on tapered wedges 4 that can be slided relatively is provided with along its length direction protrusion, is vertically set on top cover 7
There is the push-and-pull screw 8 of at least two engagings that can be rotated against with each tapered wedges 4 respectively.The manual secondary support means of the present invention
When in use, manual secondary support means are arranged in inner hole of workpiece, and rotating sliding screw 8 makes tapered wedges 4 in the interior axle of guide groove 3
To slip, being engaged by skewed slot 9 with the keyway of taper key 10 makes tapered wedges 4 drive ejector pin 5 to radially slide in slip, works as tapered wedges
4 cammed surface to the cammed surface of ejector pin 5 outwardly against when, ejector pin 5, which slides in and out, to be extruded the workpiece outside footstock 1, right
Workpiece is effectively supported；During tapered wedges 4 slide axially, ejector pin 5 skewed slot 9 cammed surface to the work of the cammed surface of taper key 10
Under firmly, ejector pin 5 does sliding relative movement in the cammed surface of tapered wedges 4, twisting push-and-pull screw 8 can make the radial direction of ejector pin 5 to
Outer or slid inward, so that two ejector pins 5 contradict carries out two-way aiding support on workpiece hole wall to workpiece, it is simple in construction tight
Gather, operation is easy, and supporting strength is big, so as to ensure the reliability of support；Topology layout is reasonable, and apparatus structure is close, takes empty
Between it is small, it is applied widely；Moreover, if workpiece both sides are simultaneously when processing, two can cancel out each other part to cutting force.
In the present embodiment, the top side of tapered wedges 4 is opened wide and extends laterally the chute 11 provided with inner wide and outer narrow, push-and-pull
The lower end of screw 8 is axially projecting provided with the drawing key 12 engaged with the chute 11 on the top of tapered wedges 4 that can be rotated against, push-and-pull screw
8 are threadedly coupled with top cover 7.Push-and-pull screw 8 engages easily and fast with tapered wedges 4, and installation time is few, and push-and-pull screw 8 passes through rotation
It is quick to promote tapered wedges 4 to slide up and down, it is easy to adjust, it is simple to operate, it is connected through a screw thread, precise control；The top of push-and-pull screw 8
End is provided with operation handle, is easy to staff to adjust, and lowers labor intensity.
In the present embodiment, skewed slot 9 is the T-shaped skewed slot 9 with two cammed surfaces that are parallel to each other, and taper key 10 is with two
The T-shaped taper key 10 for the cammed surface that is parallel to each other；Chute 11 is the T-shaped chute 11 with two inclined-planes that are parallel to each other, and draws key 12 as tool
The T-shaped for having two faces that are parallel to each other draws key 12.T-shaped taper key 10 coordinates with T-shaped skewed slot 9, and T-shaped draws key 12 and T-shaped chute 11
It is engaged, assembling is quick, is connected together reliable, is not readily separated, stress balance, slides smooth, the round and smooth cooperation between smooth bevel,
Frictional force is small, not easy to wear.
In the present embodiment, the outer face of ejector pin 5 is provided with the centering screw 13 axially connected, centering screw 13 and ejector pin
Spring washer 14 is provided between 5.Centering screw 13 is fixedly attached on ejector pin 5 by spring washer 14, the spiral shell of centering screw 13
Ailhead can be adapted with the hole wall of workpiece and workpiece is supported.
In the present embodiment, the guide frame being connected together with tapered wedges 4, guide frame are provided with the guide groove 3 of slide 2
It is included in cave inward on the two side of guide groove 3 and the groove 21 that is provided with and protrudes above the axial direction that is provided with the bottom land of guide groove 3 and set
The raised line 22 put.Slide 2 is also oriented to tapered wedges 4 by raised line 22 and groove 21 carry out it is spacing, ensure tapered wedges 4 exist
Smoothly slid axially in the guide groove 3 of slide 2, be also prevented from occurring dropping now when tapered wedges 4 are assemblied on slide 2
As preventing tapered wedges 4 from being separated with slide 2 with the raised engaging of the both sides of tapered wedges 4 by groove 21, being easy to assemble, accelerate assembling
Speed.
In the present embodiment, bottom 6 is provided with the mounting hole 15 overlapped with the central axis of footstock 1, the inner of bottom 6
Face protrudes above to be protruded above to be provided with and is tied with outside provided with the annular projection 16 being adapted with the inwall of footstock 1, the outer face of bottom 6
Outer annular protrusion 17 of the structure to positioning.It is connected by secondary support means by mounting hole 15 with outer clamp, ensures auxiliary branch
Bearing apparatus overlaps with the central axis of workpiece, makes secondary support means uniform by the pressure of workpiece, support effects are more preferable；Pass through
It is quick, accurate that annular projection 16, outer annular protrusion 17 make bottom 6 be located by connecting with footstock 1, outer clamp, is easy to assemble；
The outer rim of bottom 6 is provided with multiple the 3rd lock-screws 20 being connected with footstock 1, can also be by the 3rd lock-screw 20 by bottom
6 are firmly connected with outer clamp.
In the present embodiment, top cover 6 is provided with multiple the first lock-screws 18 being connected with slide 2, in the outer rim of top cover 6
Provided with multiple the second lock-screws 19 being connected with footstock 1.Can be stably fixed at slide 2 by the first lock-screw 18
In footstock 1, it is not susceptible to shake and cause to wear, prevents because the vibrations of slide 2 make push-and-pull screw 8 and ejector pin 5 receive radial cut
Power and cause to fracture, ensure the service life of slide 2, push-and-pull screw 8 and ejector pin 5, improve stability, the reliability of device.
It the above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, do not taking off
On the premise of from structure of the present invention, several modifications and improvements can also be made, these effects implemented all without the influence present invention
And practical applicability.
Claims (9)
1. a kind of manual secondary support means, include the footstock (1) of hollow form, it is characterised in that footstock (1) interpolation
Provided with matched slide (2), the side wall of the footstock (1) be provided with least two be centrosymmetric arrangement and
The ejector pin (5) that can be radially slided, the slide (2), which is provided with, can slide axially to drive each described ejector pin (5) radially sliding
Dynamic axial sliding mechanism, the both ends of the footstock (1) are separately installed with bottom (6), top cover (7), set on the bottom (6)
There is the attachment structure being connected with external structure.
A kind of 2. manual secondary support means according to claim 1, it is characterised in that described axial sliding mechanism bag
Include in the slide (2) side wall it is axially extending be provided with least two be centrosymmetric arrangement guide groove (3) and each
The axially slidable tapered wedges (4) being provided with being adapted with the inner end of the ejector pin (5) in the guide groove (3), and institute
State and tilt skewed slot (9) of the extension provided with inner wide and outer narrow along its length direction in the cammed surface of tapered wedges (4), the ejector pin (5) is inner
End is provided with the taper key (10) engaged with the skewed slot (9) on the tapered wedges (4) that can be slided relatively along its length direction protrusion, in institute
State the push-and-pull screw that at least two engagings that can be rotated against with each tapered wedges (4) respectively are vertically provided with top cover (7)
(8)。
A kind of 3. manual secondary support means according to claim 2, it is characterised in that the top of the tapered wedges (4)
Side is opened wide and extends laterally the chute (11) provided with inner wide and outer narrow, and axially projecting be provided with the lower end of the push-and-pull screw (8) can
The drawing key (12) engaged with the chute (11) on the tapered wedges (4) top rotated against, described push-and-pull screw (8) with it is described
Top cover (7) threaded connection.
A kind of 4. manual secondary support means according to claim 3, it is characterised in that described skewed slot (9) be with
The T-shaped skewed slot (9) of two cammed surfaces that are parallel to each other, described taper key (10) are that the T-shaped with two cammed surfaces that are parallel to each other is oblique
Key (10)；Described chute (11) is the T-shaped chute (11) with two inclined-planes that are parallel to each other, described drawing key (12) be with
The T-shaped in two faces that are parallel to each other draws key (12).
A kind of 5. manual secondary support means according to claim 2, it is characterised in that the guide groove of the slide (2)
(3) guide frame being connected together with the tapered wedges (4) is provided with, described guide frame is included in the guide groove (3)
Caved inward on two side the groove (21) that is provided with and the guide groove (3) bottom land protrude above be provided with it is axially arranged convex
Bar (22).
6. according to a kind of manual secondary support means described in claim 1-5 any one, it is characterised in that the bottom
(6) mounting hole (15) overlapped with the central axis of the footstock (1) is provided with, the inner face of the bottom (6) protrudes above
It is raised (16) provided with the annular being adapted with the footstock (1) inwall, the outer face of the bottom (6) protrude above provided with
Outer annular protrusion (17) of the external structure to positioning.
A kind of 7. manual secondary support means according to claim 6, it is characterised in that the outer face of the ejector pin (5)
The centering screw (13) axially connected is provided with, spring washer is provided between the centering screw (13) and the ejector pin (5)
(14)。
8. a kind of manual secondary support means according to claim 6, it is characterised in that the outer rim of the bottom (6) is set
There are multiple the 3rd lock-screws (20) being connected with the footstock (1).
9. a kind of manual secondary support means according to claim 7 or 8, it is characterised in that the top cover (6) is provided with
Multiple the first lock-screws (18) being connected with the slide (2), the multiple and centering is provided with the outer rim of the top cover (6)
The second lock-screw (19) of seat (1) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801103.1A CN107363596A (en) | 2017-09-07 | 2017-09-07 | A kind of manual secondary support means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710801103.1A CN107363596A (en) | 2017-09-07 | 2017-09-07 | A kind of manual secondary support means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107363596A true CN107363596A (en) | 2017-11-21 |
Family
ID=60311236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710801103.1A Pending CN107363596A (en) | 2017-09-07 | 2017-09-07 | A kind of manual secondary support means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107363596A (en) |
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Application publication date: 20171121 |