CN208528618U - A kind of shaft-like workpiece top clip device - Google Patents
A kind of shaft-like workpiece top clip device Download PDFInfo
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- CN208528618U CN208528618U CN201820611763.3U CN201820611763U CN208528618U CN 208528618 U CN208528618 U CN 208528618U CN 201820611763 U CN201820611763 U CN 201820611763U CN 208528618 U CN208528618 U CN 208528618U
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- hydraulic
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- arm
- disc seat
- workpiece
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Abstract
The utility model relates to a kind of shaft-like workpiece top clip devices, including be fixedly connected on lathe headstock or tailstock the disc seat being stepped, from disc seat center stretch out it is top, it is characterized in that: being fixedly connected with hydraulic overturning clamping device at the edge of the disc seat；The hydraulic overturning clamping device includes hydraulic-driven component, the two secondary overturning clamping components connecting respectively with two sets of hydraulic-driven components that two nested structures are identical and are symmetricly set on the disc seat edge.The utility model had not only had the clamping function of traditional machine tool spindle box, but also the tightly-pressing function with traditional machine tool tailstock, and clamping is reliable and stable, and clamping is easy to operate, and clamped one time can complete the processing of shaft-like workpiece all sites, improved processing efficiency and machining accuracy.
Description
Technical field
The utility model relates to lathes, and in particular to a kind of shaft-like workpiece top clip device.
Background technique
The working shaft-like workpiece on lathe, it is necessary to by shaft-like workpiece steadily top clip on the workbench of lathe.In lathe
Workbench on one end be equipped with spindle box, the other end is equipped with tailstock, spindle box is equipped with workpiece grip mechanism, and tailstock is equipped with
Tip mechanism.When working shaft-like workpiece, by one end clamping of shaft-like workpiece on workpiece grip mechanism, the other end pass through top machine
Structure is held out against." a kind of vehicle needed in turnery processing when pushing up installation way using a folder one announced such as CN 204235151U
Bed fixture ", can simplify clamping step, reduce pinching action.By kidney slot and hexagon socket head cap screw with tapered three
A claw is fixed on the positioning disk of positioning screw hole, and the fixture is made to form the three-jaw for having interior coning angle, has clamping certain
The ability of diameter of axle range part；Entire fixture is clamped on the common scroll chuck of lathe, part one end is put into when clamping parts
In interior coning angle three-jaw, one section is jacked up with tailstock centre, the radial force generated by top axial force and interior coning angle three-jaw
The clamping principle on one folder of simulation, one top realizes the clamping of part.Three claws are adjusted by the positioning screw hole on positioning disk positioning
Position on disk realize can clamping diameter of axle range change, and then realize the clamping in different diameter of axle ranges.This traditional one
Deficiency existing for the mode on one top of folder is: the position that cannot be clamped to shaft-like workpiece processes, and such as wants working shaft-like workpiece
Clamped position must will unload work shaft-like workpiece, and u-turn carries out secondary clamping, not only reduces processing efficiency, Er Qieying in this way
Ring machining accuracy.CN104669014A discloses " a kind of machining center band Pneumatic tail top clamping device ", including workbench, packet
Pedestal, motor, rotary body, fixator, positioning sleeve, Pneumatic tail top are included, the pedestal is located at workbench upper end center, the two
Screw thread is connected, and the motor is located at pedestal upper center, and the two are connected through thread, and the rotation position is in pedestal right end
Everywhere, the two are connected through thread for the heart, and the fixator is located at rotary body right end center, and the two is movably connected, the positioning
Set is located at fixator right end center, and the two is movably connected, and the Pneumatic tail top is located on the right side of work platform upper end center, the two spiral shell
Line is connected.The arrangement increases processing efficiencies, and clamped one time completes repeatedly processing.The tail top clamping device passes through fixator
It is connect with rotary body, fixator ventilation locking positioning set, the clamping workpiece on positioning sleeve, Pneumatic tail top top tight workpiece, in motor
Drive under can complete workpiece any angle processing, to improve processing efficiency, but the portion that workpiece is clamped by positioning sleeve
Position, or processing less than.
Summary of the invention
The purpose of the utility model is to provide a kind of shaft-like workpiece top clip devices, have both had the folder of traditional machine tool spindle box
Function, and the tightly-pressing function with traditional machine tool tailstock are held, clamping is reliable and stable, and clamping is easy to operate, and clamped one time can be complete
At the processing of shaft-like workpiece all sites (including retaining part), processing efficiency and machining accuracy are improved.
A kind of shaft-like workpiece top clip device described in the utility model, including be fixedly connected on lathe headstock or tailstock
The disc seat being stepped, from disc seat center stretch out it is top, it is characterized in that: being fixedly connected at the edge of the disc seat
There is hydraulic overturning clamping device；The hydraulic overturning clamping device is identical including two nested structures and is symmetricly set on the disc seat
Hydraulic-driven component, the two secondary overturning clamping components being connect respectively with two sets of hydraulic-driven components on edge.
Further, the hydraulic-driven component includes hydraulic cylinder, the piston with hydraulic cylinder cooperation, and the piston stretches out hydraulic
The end of cylinder is " T " shape, is respectively equipped with positioning pin on the end both sides that piston stretches out；It further include being connected to the hydraulic cylinder upper end
Limited block, the limited block two sides are equipped with limiting slot, and section is in the shape of an " I "；It further include the identical toggle arm of two structures,
The toggle arm is in " " fork spanner " shape, equipped with a bayonet and a via hole, shank is set there are two connection through-hole on circular arc head,
Two toggle arms pass through the via hole respectively and a middle side part of limited block is hinged, two toggle arms respectively it is described by bayonet with
The protrusion of the detent fit, the lower arc surface on the circular arc head of two toggle arms and hydraulic cylinder upper end two sides is corresponding to be connect
Touching.
Further, the overturning clamping components include that flip-arm, one end and the flip-arm connection other end stretch out flip-arm
Grip block is cooperatively connected in the semi arch card of grip block extension end；The straight symmetrical middle part protrusion in flip-arm both ends, in single
A " rectangular wave " shape；The flip-arm both ends are respectively equipped with two connection via holes, middle part protrusion and set there are two through-hole；Institute
Slotted hole there are two setting on grip block is stated, extension end is baltimore groove；Two slotted holes on the grip block are turned over described respectively
Two through-holes in the middle part of pivoted arm correspond, and fixation is bolted；The connection via hole at the both ends of the flip-arm point
It is not corresponding with two connection through-holes in the toggle arm, and fixation is bolted；The lower part of the semi arch card and institute
The baltimore groove stated on grip block is cooperatively connected.
Further, the hydraulic cylinder of the hydraulic-driven component is equipped with an oil inlet/oil outlet and a fuel-displaced/oil inlet
Mouthful, the oil inlet/oil outlet and oil inlet/oil outlet pass through oil pipe respectively and are connected to hydraulic pump.
Further, the top hydraulic driving machine by being located in lathe headstock or tailstock stretched out from disc seat center
Structure driving.
Further, the semi arch card being cooperatively connected in grip block extension end is nylon member.
Compared to the prior art the utility model has the advantage that
Using the utility model hydraulic overturning clamping device workpieces processing when, a set of top clip device is mounted on the master of lathe
On axle box, another set of top clip device is mounted on the tailstock of lathe, can either both ends hold out against shaft-like workpiece, and being capable of both ends clamping
Shaft-like workpiece, to processing in the middle part of shaft-like workpiece, clamping is easy to operate, clamps reliable and stable；Can also one end hold out against folder
It holds, other end release clamping (only holding out against), the end being clamped to shaft-like workpiece processes, do not need to unload shaft-like workpiece
Under, reverse end for end secondary clamping.To improve processing efficiency and machining accuracy.
Detailed description of the invention
Fig. 1 is that one of structural schematic diagram that the utility model is fixedly connected on lathe headstock (is not drawn into connection spiral shell
Bolt)；
Fig. 2 is one of the structural schematic diagram of the hydraulic-driven component of the utility model；
Fig. 3 is the second structural representation of the hydraulic-driven component of the utility model；
Fig. 4 is the axonometric drawing of the hydraulic-driven component of the utility model；
Fig. 5 is the axonometric drawing (being not drawn into connection bolt) of the overturning clamping components of the utility model；
Fig. 6 is the explosive view of the overturning clamping components of the utility model.
In figure: 1-disc seat, 2-is top；
3-hydraulic-driven components, 30-hydraulic cylinders, 31-pistons, 32-positioning pins, 33-limited blocks, 34-toggle arms,
35-bayonets, 36-via holes, 37-connection through-holes, 38-lower arc surfaces, 39-protrusions；
4-overturning clamping components, 40-flip-arms, 41-grip blocks, 42-semi arch cards, 43-connection via holes, 44-
Through-hole, 45-slotted holes, 46-baltimore grooves.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
Referring to a kind of Fig. 1 to shaft-like workpiece top clip device shown in fig. 6, including it is fixedly connected on lathe headstock or tailstock
On the disc seat 1 being stepped, from disc seat center stretch out top 2, substantive distinguishing features are: on the side of the disc seat
Edge is fixedly connected with hydraulic overturning clamping device；The hydraulic overturning clamping device is identical including two nested structures and is symmetricly set on
The secondary overturning clamping components being connect respectively with two sets of hydraulic-driven components of hydraulic-driven component 3, two on the disc seat edge
4。
A set of top clip device of the hydraulic overturning clamping device is mounted on the spindle box of lathe, another set of top clip device
Be mounted on the tailstock of lathe, can either both ends hold out against shaft-like workpiece, and can both ends clamp shaft-like workpiece, to shaft-like workpiece
Middle part is processed, additionally it is possible to which one end holds out against clamping, the other end unclamps clamping (only holding out against), the end being clamped to shaft-like workpiece
It is processed.It does not need to unload shaft-like workpiece, reverses end for end secondary clamping.To improve processing efficiency and machining accuracy.
The hydraulic-driven component 3 includes hydraulic cylinder 30, the piston 31 with hydraulic cylinder cooperation, and the piston stretches out hydraulic cylinder
End it is " T " shape, piston stretch out end both sides be respectively equipped with positioning pin 32；It further include being connected to the hydraulic cylinder upper end
Limited block 33, the limited block two sides are equipped with limiting slot, and section is in the shape of an " I "；It further include the identical toggle arm of two structures
34, the toggle arm is in " " fork spanner " shape, circular arc head is equipped with a bayonet 35 and a via hole 36, and shank is set there are two connecting
Hole 37 is connected, the middle side part that two toggle arms pass through the via hole 36 and limited block respectively is hinged, and two toggle arms distinguish institute
It states and is cooperated by bayonet 35 and the positioning pin 32, the lower arc surface 38 and the hydraulic cylinder on the circular arc head of two toggle arms 34
The corresponding contact of the protrusion 39 of 30 upper ends two sides.
The overturning clamping components 4 include the clamping that flip-arm 40, one end and the flip-arm connection other end stretch out flip-arm
Plate 41 is cooperatively connected in the semi arch card 42 of grip block extension end；The straight symmetrical middle part in 40 both ends of flip-arm is raised, is in
Single " rectangular wave " shape；40 both ends of flip-arm are respectively equipped with two connection via holes 43, middle part protrusion and there are two setting
Through-hole 44；It is set on the grip block 41 there are two slotted hole 45, extension end is baltimore groove 46；Two on the grip block 41 are long
Two through-holes 44 of the circular hole 45 respectively with 40 middle part of flip-arm correspond, and fixation is bolted；The overturning
The connection via hole 43 at the both ends of arm 40 is corresponding with two connection through-holes 37 in the toggle arm 34 respectively, and is connected by bolt
Connect fixation；Baltimore groove 46 on the lower part of the semi arch card 42 and the grip block 41 is cooperatively connected.
The hydraulic cylinder 30 of the hydraulic-driven component 3 is equipped with oil inlet/oil outlet 301 and fuel-displaced/oil inlet 302, described
Oil inlet/oil outlet and oil inlet/oil outlet pass through oil pipe respectively and are connected to hydraulic pump.When the former is oil inlet, the latter is fuel-displaced
Mouthful, when the latter is oil inlet, the former is oil outlet.
It is driven by the hydraulic drive mechanism being located in lathe headstock or tailstock top 2 stretched out from 1 center of disc seat
It is dynamic.(being not drawn into figure) realizes holding out against to processed shaft-like workpiece.
The semi arch card 42 being cooperatively connected in 41 extension end of grip block is nylon member, the work added to avoid damage
Shaft-like workpiece, additionally it is possible to replace different semi arch cards, according to the diameter of the work shaft-like workpiece end added to guarantee that clamping is steady
It is fixed reliable.
Claims (6)
1. a kind of shaft-like workpiece top clip device, including the disc seat being stepped being fixedly connected on lathe headstock or tailstock
(1), top (2) stretched out from disc seat center, it is characterized in that: being fixedly connected with hydraulic overturning folder at the edge of the disc seat
Hold mechanism；The hydraulic overturning clamping device includes that two nested structures are identical and be symmetricly set on hydraulic on the disc seat edge
Drive member (3), the two secondary overturning clamping components (4) being connect respectively with two sets of hydraulic-driven components.
2. shaft-like workpiece top clip device according to claim 1, it is characterized in that: the hydraulic-driven component (3) includes liquid
Cylinder pressure (30), the piston (31) with hydraulic cylinder cooperation, the end that the piston stretches out hydraulic cylinder is " T " shape, stretches out in piston
End both sides are respectively equipped with positioning pin (32)；It further include the limited block (33) for being connected to the hydraulic cylinder upper end, the limited block
Two sides are equipped with limiting slot, and section is in the shape of an " I "；It further include the identical toggle arm (34) of two structures, the toggle arm is slow-witted in " "
Spanner " shape, circular arc head be equipped with a bayonet (35) and a via hole (36), shank set there are two connection through-hole (37), two
Toggle arm passes through the via hole (36) respectively and a middle side part of limited block is hinged, and two toggle arms are described respectively to pass through bayonet
(35) cooperate with the positioning pin (32), the lower arc surface (38) and the hydraulic cylinder on the circular arc head of two toggle arms (34)
(30) the corresponding contact of the protrusion (39) of upper end two sides.
3. shaft-like workpiece top clip device according to claim 2, it is characterized in that: the overturning clamping components (4) include turning over
Pivoted arm (40), one end and the flip-arm connection other end stretch out the grip block (41) of flip-arm, are cooperatively connected in grip block extension end
Semi arch card (42)；The straight symmetrical middle part protrusion in flip-arm (40) both ends, in single " rectangular wave " shape；It is described to turn over
Pivoted arm (40) both ends are respectively equipped with two connection via holes (43), middle part protrusion and set there are two through-hole (44)；The grip block
(41) it is set on there are two slotted hole (45), extension end is baltimore groove (46)；Two slotted holes (45) on the grip block (41)
It is corresponded respectively with two through-holes (44) in the middle part of the flip-arm (40), and fixation is bolted；The flip-arm
(40) the connection via hole (43) at both ends is corresponding with two connections through-hole (37) on the toggle arm (34) respectively, and passes through
It is bolted fixation；The lower part of the semi arch card (42) and the baltimore groove (46) on the grip block (41) are cooperatively connected.
4. shaft-like workpiece top clip device according to claim 2, it is characterized in that: the hydraulic-driven component (3) is hydraulic
Cylinder (30) is equipped with oil inlet/oil outlet (301) and fuel-displaced/oil inlet (302), the oil inlet/oil outlet and oil inlet/oil outlet point
Not Tong Guo oil pipe be connected to hydraulic pump.
5. shaft-like workpiece top clip device according to claim 3, stretch out it is characterized in that: described from disc seat (1) center
Top (2) are driven by the hydraulic drive mechanism being located in lathe headstock or tailstock.
6. shaft-like workpiece top clip device according to claim 3, it is characterized in that: the mating connection is stretched in grip block (41)
The semi arch card (42) of outlet is nylon member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820611763.3U CN208528618U (en) | 2018-04-26 | 2018-04-26 | A kind of shaft-like workpiece top clip device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820611763.3U CN208528618U (en) | 2018-04-26 | 2018-04-26 | A kind of shaft-like workpiece top clip device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208528618U true CN208528618U (en) | 2019-02-22 |
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ID=65395612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820611763.3U Active CN208528618U (en) | 2018-04-26 | 2018-04-26 | A kind of shaft-like workpiece top clip device |
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| Country | Link |
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| CN (1) | CN208528618U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108356574A (en) * | 2018-04-26 | 2018-08-03 | 重庆恒博机械制造有限公司 | A kind of shaft-like workpiece top clip device |
-
2018
- 2018-04-26 CN CN201820611763.3U patent/CN208528618U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108356574A (en) * | 2018-04-26 | 2018-08-03 | 重庆恒博机械制造有限公司 | A kind of shaft-like workpiece top clip device |
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