CN110052850A - A kind of clamping device of rotary table with increase micro-displacement detection - Google Patents
A kind of clamping device of rotary table with increase micro-displacement detection Download PDFInfo
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- CN110052850A CN110052850A CN201910031436.XA CN201910031436A CN110052850A CN 110052850 A CN110052850 A CN 110052850A CN 201910031436 A CN201910031436 A CN 201910031436A CN 110052850 A CN110052850 A CN 110052850A
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- close
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- annular piston
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- 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
- B23Q1/28—Means for securing sliding members in any desired position
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a kind of clamping device of rotary table with increase micro-displacement detection, including, fastening body, signal plate, resetting structure, is displaced drive mechanism, matrix, switchs close to switch bracket with close annular piston；It is displaced drive mechanism connection annular piston and signal plate, it is mounted on matrix close to switch bracket by shaft, form lever construction, the displacement of annular piston can be amplified by displacement drive mechanism, matrix, shaft and close to switch bracket, and then the movement of annular piston can be accurately detected, it is accurate to guarantee that clamping device of rotary table exerts a force to workpiece.
Description
Technical field
The present invention relates to digit ctrol machine tool fields, and in particular to the clamping device of rotary table for increasing micro-displacement detection.
Background technique
With the development of numerically-controlled machine tool, four axis, 5-shaft linkage numerical control lathe are more and more, and numerical control rotating platform is more and more important.
Meanwhile the accurate compression to numerical control rotating platform, release and its accurate of generated displacement detected, and be proposed high
Requirement, however, existing clamping device of rotary table, since its moving displacement is small, be not easy to be detected to cannot be timely
Control, thus the clamping force that will cause application it is excessive and the problem of make workpiece damage.
Summary of the invention
The present invention be directed to more than problem propose it is a kind of with increase micro-displacement detection clamping device of rotary table, Neng Gouke
The displacement for taking existing Work turning table clamping device is small, thus the problem of be not easy to be detected, be unable to accurately control clamped condition.
The technological means that the present invention uses is as follows:
A kind of clamping device of rotary table with increase micro-displacement detection, including, fastening body, annular piston, signal plate, reset
Structure is displaced drive mechanism, matrix, switchs close to switch bracket with close；The fastening body includes the pinching end being oppositely arranged
Face and detection end face, the piston groove for clamping end face and being equipped with annular, the detection end face is equipped with multiple circumferentially uniformly distributed
The first through hole and multiple circumferentially uniformly distributed the second through-holes being connected to piston groove, the annular piston being connected to piston groove are placed in
In the piston groove, the first through hole is built-in with the resetting structure, and the resetting structure is connect with annular piston, the inspection
It surveys end face and first through hole position corresponding position and is equipped with the gland；When injection pressure oil in the piston groove, the annular is living
Plug slides in and out from end face one end is clamped, and when the pressure oil being discharged in piston groove, the resetting structure driving annular is living
It enters in piston groove；Second through-hole is built-in with displacement drive mechanism, described displacement drive mechanism one end and annular piston
Connection, the other end are stretched out from detection end face and are connect with signal plate, and the detection end face is equipped with the second lead to the hole site corresponding position
The concora crush lid；The detection end face is equipped with the matrix, and matrix is equipped with shaft, and the switch bracket is pivotally connected by shaft
On matrix, described switch bracket one end is connect with signal plate, the other end be equipped with close to switch, the switch bracket upper shaft with
Distance close to switch is greater than the distance between shaft and signal plate；
Further, disc spring support portion, the resetting structure packet are equipped with close to one end of piston groove in the first through hole
Disc spring and mandrel are included, described mandrel one end has disc spring clamping portion, and the mandrel is connect with annular piston, and the disc spring is covered in institute
It states on mandrel, described disc spring one end abuts the other end with disc spring support portion and abuts with disc spring clamping portion；
Further, the displacement drive mechanism includes connecting rod and the second screw, has connecting hole in the connecting rod,
Second screw passes through the connecting hole, and second screw one end is connect with annular piston, and the other end is connect with signal plate；
Further, it is described close to switch bracket upper shaft and close to switch distance and shaft and signal plate between away from
From than for 3:1；
Further, described one end connecting close to switch bracket with signal plate has card slot, and the card slot includes first
Card access surface and the second card access surface, first card access surface can be contacted with signal plate upper surface, and second card access surface can be with signal
Plate following table face contact；
Further, first card access surface and the second card access surface are arc surface；
Further, the mandrel further includes threaded portion, and the threaded portion is connect with annular piston.
Compared with the prior art, of the present invention to have with the clamping device of rotary table for increasing micro-displacement detection with following
Beneficial effect: the clamping device of rotary table can amplify the amount of exercise of piston, and then convenient for detection, so as to accurate right
Clamping device is controlled, and the damage to workpiece is avoided.
Detailed description of the invention
Fig. 1 is the structure chart disclosed by the invention with the clamping device of rotary table for increasing micro-displacement detection；
Fig. 2 is cross-sectional view at A-A in Fig. 1；
Fig. 3 is enlarged drawing at E in Fig. 2；
Fig. 4 is enlarged drawing at F in Fig. 2；
Fig. 5 is the structure chart of the detection end face of fastening body；
Fig. 6 is the structure chart of the clamping end face of fastening body；
Fig. 7 is cross-sectional view at B-B in Fig. 5；
Fig. 8 is cross-sectional view at C-C in Fig. 5；
Fig. 9 a is the main view of annular piston；
Fig. 9 b is the cross-sectional view of Fig. 9 a；
Figure 10 is the enlarged drawing of mandrel；
Figure 11 is the axis view enlarged drawing close to switch；
Figure 12 is close to the main view at switch；
Figure 13 is the structure chart close to switch bracket.
In figure: 1, fastening body, 10, clamping end face, 11, detection end face, 12, piston groove, 13, first through hole, 14, second is logical
Hole, 15, gland, 16, oil inlet, 17, oil outlet, 18, concora crush lid, 19, disc spring support portion, 2, annular piston, 3, signal plate, 4,
Resetting structure, 40, disc spring, 41, mandrel, the 42, first screw, 43, disc spring clamping portion, 44, threaded portion, 5, displacement drive mechanism,
50, connecting rod, the 51, second screw, 52, connecting hole, 6, matrix, 60, shaft, 7, close to switch bracket, the 71, first card access surface,
72, the second card access surface, 8, close to switch.
Specific embodiment
It is as shown in Figure 1, Figure 2, Figure 3 and Figure 4 disclosed by the invention a kind of with the turntable clamping for increasing micro-displacement detection
Device, including, fastening body 1, annular piston 2, signal plate 3, resetting structure 4, displacement drive mechanism 5, matrix 6, close switch branch
Frame 7 and close switch 8.As shown in Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the fastening body 1 includes the clamping end face 10 being oppositely arranged and inspection
End face 11 is surveyed, the piston groove 12 for clamping end face 10 and being equipped with annular, the detection end face 11 is evenly distributed with equipped with multiple circumferential directions
The first through hole 13 being connected to piston groove 12 and multiple circumferentially uniformly distributed the second through-holes 14 being connected to piston groove 12, this implementation
In example, the quantity of first through hole is 6, and the quantity of first through hole 14 is 3, as shown in figures 9 a and 9b, annular piston 2 be with
The annular solid that piston groove 12 matches, the annular piston 2 are placed in the piston groove 12, built in the first through hole 13
Resetting structure 4 is stated, the resetting structure 4 is connect with annular piston 2, and one end in the first through hole 13 close to piston groove 12 is set
There is disc spring support portion 19, as shown in figure 3, the resetting structure 4 includes disc spring 40 and mandrel 41, as shown in Figure 10, the mandrel
41 one end have disc spring clamping portion 43, and the mandrel 41 connect with annular piston 2, and in the present embodiment, 40 sets of the disc spring exists
On the outer wall of the mandrel 41, mandrel center has through-hole, and the first screw 42 passes through through-hole and connect with annular piston, the disc spring
40 one end abut the other end with disc spring support portion 43 and abut with disc spring clamping portion 43.The detection end face 11 with first through hole 13
It sets corresponding position and is used to seal first through hole 13 close to one end of detection end face 11 equipped with the gland 15, resetting apparatus is sealed
In first through hole.
As shown in Figure 8, the oil inlet 16 and oil outlet 17 being connected to piston groove 12 are provided on fastening body 1, when described
When passing through 16 injection pressure oil of oil inlet in piston groove 12, the annular piston 2 slides in and out from end face side is clamped, and works as pressure
When oil is discharged from oil outlet 17, the resetting structure 4 drives the annular piston 2 to reset in piston groove 12.
As shown in figure 4, second through-hole 14 is built-in with displacement drive mechanism 5, described 5 one end of displacement drive mechanism and ring
Shape piston 2 connects, and the other end is stretched out from detection end face 11 and connect with signal plate 3, in the present embodiment, the displacement transmission knot
Structure 5 includes connecting rod 50 and the second screw 51, has connecting hole 52 in the connecting rod 50, and second screw 51 passes through described
Connecting hole 52, described second screw, 51 one end are connect with annular piston 2, and the other end is connect with signal plate 3, the detection end face 11
It is equipped with the concora crush lid 18 with 14 position corresponding position of the second through-hole, concora crush lid is used to carry out liquid sealing to connecting rod, connect simultaneously
Bar can move in concora crush lid, and when annular piston movement, annular piston drives connecting rod to transport above and below the second through-hole
It is dynamic, and then driving signal plate moves.
As shown in Figure 1, Figure 11 and Figure 12, the detection end face 11 is equipped with the matrix 6, and matrix 6 is equipped with shaft 60,
It is described to be articulated on matrix 6 close to switch bracket 7 by shaft 60, it is described to be connect close to 7 one end of switch bracket with signal plate 3,
The other end is equipped with close to switch 8, described to be greater than shaft 60 and letter at a distance from close switch 8 close to 7 upper shaft 60 of switch bracket
The distance between number plate 3.Close to lever principle is formed between switch bracket and shaft, the small movements of signal plate can be put
Greatly, so that the displacement being fixed on close to switch is amplified, it can produce detection signal close to switch, and be input to control
End, and then it can be accurately detected the displacement of annular piston, it avoids applying workpiece excessive power.Preferably, the switch
The distance and the distance between shaft 60 and signal plate 3 of 7 upper shaft 60 of bracket and close switch 8 are than being 3:1, in usual situation
Under, the moving displacement of annular piston is 1.2mm or so, and therefore, the moving displacement close to switch can achieve 3.6mm or so, can
Easily to detect the movement of annular piston.
In the present embodiment, signal plate 3 is annular slab, is had in the internal side diameter of signal plate for accommodating close to switch bracket
Groove, described one end connecting close to switch bracket 7 with signal plate have card slot, and the card slot includes the first card access surface 71 and the
Two card access surfaces 72, first card access surface 71 can be contacted with 3 upper surface of signal plate, and second card access surface 72 can be with signal plate 3
Following table face contact when signal plate drives up and down motion by displacement drive mechanism, can pass through the first card access surface 71 or the second clamping
The driving of face 72 is rotated close to switch bracket.
Further, as shown in figure 13, first card access surface and the second card access surface are arc surface, so that the first clamping
Face and the second card access surface are contacted with the upper and lower surface of signal plate for line, facilitate signal plate to be relatively close to switch bracket rotation, and protect
Demonstrate,prove detection accuracy.
Further, the mandrel further includes threaded portion 44, and the threaded portion 44 is threadedly coupled with annular piston, passes through spiral shell
The disc spring clamping portion of the adjustable mandrel in line portion is at a distance from annular piston, and then the restoring force in adjustable disc spring, thus
The force size to workpiece of annular piston can accurately be controlled.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of with the clamping device of rotary table for increasing micro-displacement detection, it is characterised in that: including fastening body, annular piston, letter
Number plate, resetting structure, displacement drive mechanism, matrix, close to switch bracket and close to switch；
The fastening body includes the clamping end face being oppositely arranged and detection end face, the piston for clamping end face and being equipped with annular
Slot, the detection end face are equipped with multiple circumferentially uniformly distributed first through hole being connected to piston groove and multiple circumferentially uniformly distributed with work
Second through-hole of a plug slot connection, the annular piston are placed in the piston groove, and the first through hole is built-in with the reset knot
Structure, the resetting structure are connect with annular piston, and the detection end face and first through hole position corresponding position are equipped with the gland；
When injection pressure oil in the piston groove, the annular piston slides in and out from end face side is clamped, when discharge piston
When pressure oil in slot, the resetting structure drives the annular piston to enter in piston groove；
Second through-hole is built-in with displacement drive mechanism, and described displacement drive mechanism one end is connect with annular piston, the other end
It stretches out from detection end face and is connect with signal plate, the detection end face and the second lead to the hole site corresponding position are equipped with the concora crush lid；
The detection end face is equipped with the matrix, and matrix is equipped with shaft, and the switch bracket is articulated in matrix by shaft
On, described switch bracket one end is connect with signal plate, and the other end is equipped with close to switch, and the switch bracket upper shaft is opened with close
The distance of pass is greater than the distance between shaft and signal plate.
2. according to claim 1 with the clamping device of rotary table for increasing micro-displacement detection, it is characterised in that: described first
It is equipped with disc spring support portion close to one end of piston groove in through-hole, the resetting structure includes disc spring and mandrel, described mandrel one end
With disc spring clamping portion, the mandrel is connect with annular piston, and the disc spring covers on the mandrel, described disc spring one end and dish
Spring support portion abuts, and the other end is abutted with disc spring clamping portion.
3. according to claim 1 with the clamping device of rotary table for increasing micro-displacement detection, it is characterised in that: the displacement
Drive mechanism includes connecting rod and the second screw, has connecting hole in the connecting rod, and second screw passes through the connection
Hole, second screw one end are connect with annular piston, and the other end is connect with signal plate.
4. as claimed in any of claims 1 to 3 with the clamping device of rotary table for increasing micro-displacement detection, feature
Be: the distance and the distance between shaft and signal plate close to switch bracket upper shaft and close switch is than being 3:1.
5. according to claim 4 with the clamping device of rotary table for increasing micro-displacement detection, it is characterised in that: described close
One end that switch bracket is connect with signal plate has a card slot, and the card slot includes the first card access surface and the second card access surface, and described the
One card access surface can be contacted with the upper surface of signal plate, and second card access surface can be with the following table face contact of signal plate.
6. according to claim 5 with the clamping device of rotary table for increasing micro-displacement detection, it is characterised in that: described first
Card access surface and the second card access surface are arc surface.
7. according to claim 2 with the clamping device of rotary table for increasing micro-displacement detection, it is characterised in that: the mandrel
It further include threaded portion, the threaded portion is connect with annular piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910031436.XA CN110052850A (en) | 2019-01-14 | 2019-01-14 | A kind of clamping device of rotary table with increase micro-displacement detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910031436.XA CN110052850A (en) | 2019-01-14 | 2019-01-14 | A kind of clamping device of rotary table with increase micro-displacement detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110052850A true CN110052850A (en) | 2019-07-26 |
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ID=67315868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910031436.XA Pending CN110052850A (en) | 2019-01-14 | 2019-01-14 | A kind of clamping device of rotary table with increase micro-displacement detection |
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| Country | Link |
|---|---|
| CN (1) | CN110052850A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116922072A (en) * | 2023-09-18 | 2023-10-24 | 广东全丰智能装备有限公司 | Rotation amount monitoring and adjusting device and method for turntable type screw locking device |
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| CN101705974A (en) * | 2009-10-12 | 2010-05-12 | 大连科德数控有限公司 | Hydraulic compressing device based on end-face friction |
| CN203512151U (en) * | 2013-10-15 | 2014-04-02 | 东信和平科技股份有限公司 | Lever-type continuous card detecting device |
| CN105489751A (en) * | 2015-12-03 | 2016-04-13 | 北京机械设备研究所 | Micro-displacement amplification and conversion device |
| CN106141711A (en) * | 2016-08-26 | 2016-11-23 | 玉环县杭升机床有限公司 | Hollow electromechanics clamping device |
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2019
- 2019-01-14 CN CN201910031436.XA patent/CN110052850A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| KR20060096722A (en) * | 2005-03-02 | 2006-09-13 | 창조기공 (주) | A head stock of the machine tools |
| CN101705974A (en) * | 2009-10-12 | 2010-05-12 | 大连科德数控有限公司 | Hydraulic compressing device based on end-face friction |
| CN203512151U (en) * | 2013-10-15 | 2014-04-02 | 东信和平科技股份有限公司 | Lever-type continuous card detecting device |
| CN105489751A (en) * | 2015-12-03 | 2016-04-13 | 北京机械设备研究所 | Micro-displacement amplification and conversion device |
| CN106141711A (en) * | 2016-08-26 | 2016-11-23 | 玉环县杭升机床有限公司 | Hollow electromechanics clamping device |
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| Title |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116922072A (en) * | 2023-09-18 | 2023-10-24 | 广东全丰智能装备有限公司 | Rotation amount monitoring and adjusting device and method for turntable type screw locking device |
| CN116922072B (en) * | 2023-09-18 | 2023-11-17 | 广东全丰智能装备有限公司 | Rotation amount monitoring and adjusting device and method for turntable type screw locking device |
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