CN209304100U - A kind of vacuum chuck - Google Patents
A kind of vacuum chuck Download PDFInfo
- Publication number
- CN209304100U CN209304100U CN201821584056.6U CN201821584056U CN209304100U CN 209304100 U CN209304100 U CN 209304100U CN 201821584056 U CN201821584056 U CN 201821584056U CN 209304100 U CN209304100 U CN 209304100U
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- CN
- China
- Prior art keywords
- vacuum suction
- negative pressure
- vacuum
- disk body
- sucker
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- Hooks, Suction Cups, And Attachment By Adhesive Means (AREA)
Abstract
The utility model discloses a kind of vacuum chucks, including disk body, the disk body is equipped with vacuum suction interface, the bottom surface of the disk body is negative pressure suction surface, and the vacuum suction face is equipped with several vacuum suction grooves, it is equipped with the negative pressure sucker that at least one axis is vertical with the vacuum suction face and is connected with vacuum suction interface per the slot bottom of the vacuum suction groove together, and also corresponds the on-off control mechanism being equipped with for controlling the negative pressure sucker on-off with the negative pressure sucker on the disk body.The vacuum chuck of the utility model, in this way, optionally realizing the on-off of vacuum suction groove, is required, reliability is higher by being arranged in a one-to-one correspondence on-off control mechanism with negative pressure sucker with meeting the vacuum suction clamping of workpiece of different geometrical size.
Description
Technical field
The utility model relates to a kind of vacuum chucks.
Background technique
The Chinese patent of Publication No. CN202399033U discloses a kind of scratch diskette, including disk body and tries to get to the heart of a matter, disk body and
Vacuum-sealed cavity is set between trying to get to the heart of a matter, disk body is equipped with gastight joint by protruding into vacuum-sealed cavity outside, disc surfaces be uniformly covered with
The sucker of vacuum-sealed cavity connection；Disk body is equipped with magnetic force block；Disc surfaces are equipped with fixing clamp.It is used in the uniform cloth of disc surfaces
The structure of full sucker is less than geometric dimension although can satisfy the requirement of vacuum suction workpiece to a certain extent
The workpiece of disk body exposes except workpiece due to necessarily having sucker, causes vacuum suction to be unable to reach the vacuum degree of setting, i.e.,
The scratch diskette is unable to satisfy the requirement of vacuum suction at this time.
In order to overcome such problems, the Chinese patent of Publication No. CN106181462B discloses a kind of vacuum chuck,
The front end face of the vacuum chuck opens up multiple annular grooves, and the slot bottom end of the multiple annular groove is provided with through hole, described true
Suction disk is provided with first through hole along axis middle position, and the radial direction of the vacuum chuck has the second through-hole, and described
Two through-holes are connected with the multiple through hole, and sucker is provided in second through-hole and is blocked up, the sucker blocking package includes detachably
The first sucker it is stifled and the second sucker is stifled, the first sucker is stifled and the second sucker blocks up junction and is provided with sealing ring, and described first inhales
Disk is stifled and second sucker is blocked up and is threadedly coupled, and it is threaded rod that first sucker, which blocks up front end, and back end cylindrical is matched with the second through-hole
It closes, threaded rod and back end cylindrical joint are the first chamfering, and the stifled structure of second sucker is cylindrical body, cylindrical body and second
Through-hole cooperation is threaded hole among cylindrical body and the first sucker stifled (shaft, screw thread nose end is the second chamfering, described
First sucker blocks up threaded rod and screws in the stifled threaded hole of second sucker, installs among the first chamfering and the second chamfering described close
Seal.
Although the vacuum chuck overcomes the use problem when workpiece dimension is smaller to a certain extent,
Its structure for using sucker stifled adjusts the range of the second through-hole using the movement that sucker blocks up and passes through with what the second through-hole was connected to
The range of perforation, leading to entire vacuum chuck mechanism, structure is complicated, and cost of manufacture is high, and after prolonged use, sucker is stifled with the
Closed reliability between two through-holes is poor.
Summary of the invention
In view of this, can satisfy different size of workpiece the purpose of this utility model is to provide a kind of vacuum chuck
Clamping require, and have the advantages that structure simply, good reliability.
In order to achieve the above objectives, the utility model provides the following technical solutions:
A kind of vacuum chuck, including disk body, the disk body are equipped with vacuum suction interface, and the bottom surface of the disk body is negative pressure
Suction surface, and the vacuum suction face is equipped with several vacuum suction grooves, the slot bottom per the vacuum suction groove together is equal
Equipped with the negative pressure sucker that at least one axis is vertical with the vacuum suction face and is connected with vacuum suction interface, and the disk
The on-off control mechanism being equipped with for controlling the negative pressure sucker on-off also is corresponded with the negative pressure sucker on body.
Further, the vacuum suction groove is connected to end.
Further, the center line of the vacuum suction groove is rounded or direction or regular polygon, and the vacuum suction
Groove is spaced setting from the inside to the outside.
Further, the vacuum suction groove is for strip and along the one end in the vacuum suction face to other end interval
Setting.
Further, the vacuum suction face is equipped with negative pressure compact district, and the vacuum suction groove is intensive in the negative pressure
Shared area ratio is greater than vacuum suction groove area shared in other regions in the vacuum suction face in area
Ratio.
Further, axially vertical intersection of the axis of all negative pressure suckers with the vacuum suction interface.
Further, it is equipped with coaxial with the vacuum suction interface in the disk body and is connected with all negative pressure suckers
Logical cross connection hole.
Further, the negative pressure sucker includes being located at upper end major diameter section and the path section positioned at lower end, the major diameter section
Internal diameter is greater than the internal diameter of the path section, and is interference fitted with it equipped with seal washer in the major diameter section, the seal washer
It is equipped with the through-hole coaxial with the negative pressure sucker, and the upper surface of the seal washer is equipped with the ball that internal diameter is greater than the through-hole
Face.
Further, the on-off control mechanism includes being fixedly mounted on the sucker and axis and the corresponding negative pressure
The cylinder of the axis coaxle of sucker is connected with the outer diameter closed ball equal with the spherical surface, institute on the piston rod of the cylinder
It states and is equipped at least sealing ring together between the cylinder body of cylinder and the disk body.
Further, the on-off control mechanism is the plug cooperated with the negative pressure sucker.
The utility model has the beneficial effects that:
The vacuum chuck of the utility model, by being arranged in a one-to-one correspondence on-off control mechanism with negative pressure sucker, in this way,
The on-off of the realization vacuum suction groove of selectivity is required with meeting the vacuum suction clamping of workpiece of different geometrical size, can
It is higher by property.
By the way that seal washer is arranged in negative pressure sucker and on disk body cylinder is arranged, on the piston rod of cylinder setting with
The closed ball of seal washer cooperation, it is thus desirable to drive closed ball and gasket using cylinder when disconnecting certain negative pressure sucker
Close fit is enclosed, structure is simpler, better reliability.
Detailed description of the invention
In order to keep the purpose of this utility model, technical scheme and beneficial effects clearer, the utility model provides as follows
Attached drawing is illustrated:
Fig. 1 is the structural schematic diagram of the utility model vacuum chuck embodiment；
Fig. 2 is the a-quadrant detail drawing of Fig. 1；
Fig. 3 is the bottom view of Fig. 1.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, so that those skilled in the art
The utility model can be better understood and can be practiced, but illustrated embodiment is not as the restriction to the utility model.
As shown in Figure 1, being the structural schematic diagram of the utility model vacuum chuck embodiment.The vacuum chuck of the present embodiment,
Including disk body 1, disk body 1 is equipped with vacuum suction interface 2, and the bottom surface of disk body 1 is negative pressure suction surface 3, and is set on vacuum suction face 3
There are several vacuum suction grooves 4, the slot bottom of every one of vacuum suction groove 4 is equipped at least one axis and vacuum suction face 3
Negative pressure sucker 5 that is vertical and being connected with vacuum suction interface 2, and also correspond to be equipped with negative pressure sucker 5 on disk body 1 and be used for
Control the on-off control mechanism of 5 on-off of negative pressure sucker.
Further, vacuum suction groove 4 is connected to end.The center line of vacuum suction groove 4 is rounded or direction or just
Polygon, and vacuum suction groove 4 and it is spaced setting from the inside to the outside along vacuum suction face 3.The vacuum suction of the present embodiment is recessed
The center line of slot 4 is in positive direction, and is spaced setting from the inside to the outside along vacuum suction face 3.Certainly, as needed, vacuum suction
Groove 4 may also be configured to other various structures, as vacuum suction groove 4 is strip and is arrived along the one end in vacuum suction face 3
The setting of other end interval, principle is suitable, no longer tires out one by one and states.
Further, vacuum suction face 3 is equipped with negative pressure compact district, and vacuum suction groove 4 is shared in negative pressure compact district
Area ratio is greater than the area ratio shared in other regions in vacuum suction face 3 of vacuum suction groove 4, in this way, can root
According to the characteristic of clamping workpiece, vacuum suction groove 4 is arranged according to the distribution of weight of clamping workpiece.
Further, the axis of all negative pressure suckers 5 with the axially vertical intersection of vacuum suction interface 2.It is set in disk body 1
There is cross connection hole 6 that is coaxial with vacuum suction interface 2 and being connected with all negative pressure suckers 5, structure is simple, production side
Just.
Further, negative pressure sucker 5 includes being located at the upper end major diameter section 5a and path section 5b positioned at lower end, and major diameter section 5a's is interior
Diameter is greater than the internal diameter of path section 5b, and is interference fitted with it equipped with seal washer 7 in major diameter section 5a, seal washer 7 equipped with
The coaxial through-hole 7a of negative pressure sucker 5, and the upper surface of seal washer 7 is equipped with the spherical surface 7b that internal diameter is greater than through-hole 7a.The present embodiment
On-off control mechanism include being fixedly mounted on disk body 1 and the cylinder 10 of axis and the axis coaxle of corresponding negative pressure sucker 5,
It is connected with the outer diameter closed ball 8 equal with spherical surface 7b on the piston rod of cylinder 10, is equipped between the cylinder body and disk body 1 of cylinder 10
At least one of sealing ring 9.By the way that seal washer is arranged in negative pressure sucker and cylinder is arranged on disk body, in the piston rod of cylinder
The closed ball of upper setting and seal washer cooperation, it is thus desirable to drive closed ball using cylinder when disconnecting certain negative pressure sucker
With seal washer close fit, it is located at a negative pressure sucker 5 of the extreme side as shown in figure 1, structure is simpler, and reliability is more
It is good.
Certainly, on-off control mechanism may be arranged as the plug cooperated with negative pressure sucker 5, negative when needing to disconnect certain
When pressing sucker 5, negative pressure sucker 5 is blocked using plug, it is simple and reliable.
The vacuum chuck of the present embodiment, by being arranged in a one-to-one correspondence on-off control mechanism with negative pressure sucker, in this way, i.e. optional
The on-off of the realization vacuum suction groove of selecting property is required, reliably with meeting the vacuum suction clamping of workpiece of different geometrical size
Property is higher.
Embodiment described above is only preferred embodiments for fully illustrating the utility model, the utility model
Protection scope it is without being limited thereto.Those skilled in the art made equivalent substitute or change on the basis of the utility model
It changes, both is within the protection scope of the present invention.The protection scope of the utility model is subject to claims.
Claims (10)
1. a kind of vacuum chuck, it is characterised in that: including disk body (1), the disk body (1) is equipped with vacuum suction interface (2), institute
The bottom surface for stating disk body (1) is negative pressure suction surface (3), and the vacuum suction face (3) are equipped with several vacuum suction grooves (4),
Per together the vacuum suction groove (4) slot bottom be equipped at least one axis it is vertical with the vacuum suction face (3) and with
The negative pressure sucker (5) that vacuum suction interface (2) is connected, and also corresponded with the negative pressure sucker (5) on the disk body (1)
Equipped with the on-off control mechanism for controlling negative pressure sucker (5) on-off.
2. vacuum chuck according to claim 1, it is characterised in that: the vacuum suction groove (4) is connected to end.
3. vacuum chuck according to claim 2, it is characterised in that: the center line of the vacuum suction groove (4) is in circle
Shape or direction or regular polygon, and the vacuum suction groove (4) and along the vacuum suction face (3) from the inside to the outside interval set
It sets.
4. vacuum chuck according to claim 1, it is characterised in that: the vacuum suction groove (4) is strip and edge
The vacuum suction face (3) one end to other end interval be arranged.
5. vacuum chuck according to claim 1, it is characterised in that: it is intensive that the vacuum suction face (3) is equipped with negative pressure
Area, the vacuum suction groove (4) area ratio shared in the negative pressure compact district are greater than the vacuum suction groove (4)
The shared area ratio in other regions of the vacuum suction face (3).
6. vacuum chuck according to claim 1-5, it is characterised in that: all negative pressure suckers (5)
Axially vertical intersection of the axis with the vacuum suction interface (2).
7. vacuum chuck according to claim 6, it is characterised in that: be equipped with and the vacuum suction in the disk body (1)
Interface (2) is coaxial and the cross connection hole (6) that is connected with all negative pressure suckers (5).
8. vacuum chuck according to claim 1-5, it is characterised in that: the negative pressure sucker (5) includes being located at
Upper end major diameter section (5a) and path section (5b) positioned at lower end, the internal diameter of the major diameter section (5a) is greater than the path section (5b)
Internal diameter, and be interference fitted with it equipped with seal washer (7) in the major diameter section (5a), the seal washer (7) is equipped with and institute
The coaxial through-hole (7a) of negative pressure sucker (5) is stated, and the upper surface of the seal washer (7) is equipped with internal diameter and is greater than the through-hole (7a)
Spherical surface (7b).
9. vacuum chuck according to claim 8, it is characterised in that: the on-off control mechanism includes being fixedly mounted on institute
It states on disk body (1) and the cylinder (10) of axis and the axis coaxle of the corresponding negative pressure sucker (5), the work of the cylinder (10)
The outer diameter closed ball (8) equal with the spherical surface (7b), the cylinder body and the disk body of the cylinder (10) are connected on stopper rod
(1) at least one of sealing ring (9) is equipped between.
10. vacuum chuck according to claim 1-5, it is characterised in that: the on-off control mechanism for institute
State the plug of negative pressure sucker (5) cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821584056.6U CN209304100U (en) | 2018-09-27 | 2018-09-27 | A kind of vacuum chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821584056.6U CN209304100U (en) | 2018-09-27 | 2018-09-27 | A kind of vacuum chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209304100U true CN209304100U (en) | 2019-08-27 |
Family
ID=67670321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821584056.6U Active CN209304100U (en) | 2018-09-27 | 2018-09-27 | A kind of vacuum chuck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209304100U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194879A (en) * | 2022-01-17 | 2022-03-18 | 陈在谋 | Open type paper separating device and method and paper processing production line |
| CN115338714A (en) * | 2022-08-15 | 2022-11-15 | 杭州斯丹德展示制作有限公司 | Surface treatment device for luminous characters |
-
2018
- 2018-09-27 CN CN201821584056.6U patent/CN209304100U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114194879A (en) * | 2022-01-17 | 2022-03-18 | 陈在谋 | Open type paper separating device and method and paper processing production line |
| CN114194879B (en) * | 2022-01-17 | 2024-04-23 | 陈在谋 | Open type paper separating device, method and paper processing production line |
| CN115338714A (en) * | 2022-08-15 | 2022-11-15 | 杭州斯丹德展示制作有限公司 | Surface treatment device for luminous characters |
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