CN209380282U - A kind of turntable retaining mechanism - Google Patents
A kind of turntable retaining mechanism Download PDFInfo
- Publication number
- CN209380282U CN209380282U CN201822266710.5U CN201822266710U CN209380282U CN 209380282 U CN209380282 U CN 209380282U CN 201822266710 U CN201822266710 U CN 201822266710U CN 209380282 U CN209380282 U CN 209380282U
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- CN
- China
- Prior art keywords
- cabinet
- ring
- main shaft
- workbench
- pushing
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- 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.)
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Abstract
The utility model discloses a kind of turntable retaining mechanisms, workbench including cabinet and above cabinet, cabinet is equipped with main shaft, one end of main shaft is flexibly connected with cabinet, the device of rotation driving of driving spindle is additionally provided on cabinet, the other end of main shaft is protruding and is fixedly connected with workbench, it further include pushing ring, ring set is pushed to be located at one end that main shaft is located in cabinet, ring is pushed to be fixedly connected with main shaft, the pushing mechanism that driving pushes ring to move along the axis direction of main shaft is additionally provided in cabinet, when pushing mechanism driving pushing block moves downward, pushing block will drive main shaft and move downward along its axis direction, main shaft then drives workbench to bin movement, so that the top surface of cabinet is close in the bottom surface of workbench, static friction locks workbench rapidly between workbench and cabinet, due to the contact surface between workbench and cabinet It is larger, therefore have preferable locking effect, this utility model is used for digit ctrol machine tool field.
Description
Technical field
The utility model relates to digit ctrol machine tool fields, more particularly to a kind of turntable retaining mechanism.
Background technique
The two sides of rotary table can load part, and when the part of wherein side is in machining state, the other side is then
It can carry out automatic loading/unloading.After processing, workbench rotates 180 degree, to realize exchange processing.
When part starts processing, needs for rotary table to be fixed on cabinet, then be needed when part completes the process
Unclamp workbench.The effect of retaining mechanism is ensuring that the stability of rotary table in the locked condition.Traditional revolution
Locking device for worktable contact surface is small and structure is complicated, is easily damaged, and part processing fraction defective is caused to increase, once it breaks down
It is difficult to repair.
Utility model content
A kind of the purpose of this utility model is to provide locking effects turntable retaining mechanism good, simple for structure.
Technical solution adopted in the utility model is:
A kind of turntable retaining mechanism, the workbench including cabinet and above cabinet, cabinet are equipped with main shaft, main shaft
One end is flexibly connected with cabinet, and the device of rotation driving of driving spindle is additionally provided on cabinet, and the other end of main shaft is protruding simultaneously
It is fixedly connected with workbench, further includes pushing ring, ring set is pushed to be located at one end that main shaft is located in cabinet, ring is pushed to fix with main shaft
It connects, the pushing mechanism that driving pushes ring to move along the axis direction of main shaft is additionally provided in cabinet.
It is further used as the improvement of technical solutions of the utility model, pushing mechanism includes the hydraulic circuit in cabinet,
Hydraulic circuit includes oil inlet and oil outlet, and oil inlet is located at the side of cabinet, and oil outlet is located at the top for pushing ring, pushes ring
Top surface be additionally provided with oil enveloping structure.
It is further used as the improvement of technical solutions of the utility model, the top surface of ring is pushed to be equipped with cricoid oil liquid around its axis
Slot.
It is further used as the improvement of technical solutions of the utility model, oil enveloping structure includes being located inside and outside oil liquid slot
Two oil seal rings.
It is further used as the improvement of technical solutions of the utility model, the outer sheath of ring is pushed to be equipped with connection ring, section hydraulic
Oil circuit is located in connection ring, and oil outlet, which is located at connection ring direction, to be pushed in the plane of top surface of ring.
It is further used as the improvement of technical solutions of the utility model, pushes and is additionally provided with spring disk below ring, spring dish
The side of piece contradicts the bottom surface for pushing ring.
It is further used as the improvement of technical solutions of the utility model, device of rotation driving includes pitch wheel and tooth
Item, gear is coaxial with main shaft and is fixedly connected, and further includes the hydraulic cylinder for drive rack.
It is further used as the improvement of technical solutions of the utility model, gear is located at the lower section for pushing ring, and gear and promotion
There are gaps between ring.
It is further used as the improvement of technical solutions of the utility model, is equipped in cabinet, connection ring, spring disk and promotion ring
Interconnected gas passage, gas passage include air inlet and air outlet, and air inlet is located at the side of cabinet, and gas outlet is located at
Push plane of the ring towards gear.
It is further used as the improvement of technical solutions of the utility model, gas outlet external gas source and air-tightness detection device.
The utility model has the beneficial effects that this turntable retaining mechanism, main shaft are flexibly connected with cabinet so that main shaft around axis
Rotation is fixedly connected with workbench with free sliding in the axial direction, main shaft and is used to drive the rotation of workbench, work as promotion
When mechanism driving pushing block moves downward, pushing block will drive main shaft and move downward along its axis direction, and main shaft then drives work
Platform is to bin movement, so that the top surface of cabinet is close in the bottom surface of workbench, static friction makes work between workbench and cabinet
Make platform to lock rapidly, since the contact surface between workbench and cabinet is larger, has preferable locking effect.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawing:
Fig. 1 is the structural schematic diagram of the hydraulic circuit of the utility model embodiment；
Fig. 2 is the enlarged view of the hydraulic circuit of the utility model embodiment；
Fig. 3 is the external structure schematic diagram of the utility model embodiment；
Fig. 4 is the structural schematic diagram of the gas passage of the utility model embodiment；
Fig. 5 is the enlarged view of the gas passage of the utility model embodiment.
Specific embodiment
Referring to Fig.1~Fig. 5, the utility model is a kind of turntable retaining mechanism, including cabinet 1 and above cabinet 1
Workbench 2, there are gap between workbench 2 and cabinet 1, this gap does not influence the rotation of non-locking state lower table 2, cabinet
1 is equipped with main shaft 3, and one end of main shaft 3 is flexibly connected with cabinet 1, and cabinet 1 is equipped with the hole for accommodating main shaft 3, is equipped with axis in hole
It holds, this bearing can bear axially and radially load, and main shaft 3 wears and among bearing, is additionally provided with turning for driving spindle 3 on cabinet 1
Dynamic driving device, the other end of main shaft 3 is protruding and is fixedly connected with workbench 2, further includes pushing ring 4, ring 4 is pushed to be arranged
It is located at one end in cabinet 1 in main shaft 3, ring 4 is pushed to be fixedly connected with main shaft 3, driving is additionally provided in cabinet 1 and pushes ring 4 along master
The pushing mechanism of the axis direction movement of axis 3.
This turntable retaining mechanism, main shaft 3 be flexibly connected with cabinet 1, so that main shaft 3 is pivoted and in the axial direction
Free sliding, main shaft 3 is fixedly connected with workbench 2 and the rotation for driving workbench 2, pushes ring 4 when pushing mechanism drives
When moving downward, pushes ring 4 to will drive main shaft 3 and moved downward along its axis direction, main shaft 3 then drives workbench 2 to transport to cabinet 1
Dynamic, so that the top surface of cabinet 1 is close in the bottom surface of workbench 2, static friction makes workbench 2 between workbench 2 and cabinet 1
Locking rapidly, since the contact surface between workbench 2 and cabinet 1 is larger, has preferable locking effect.And push ring
4 movement travel is short, improves the reaction speed of locking action.
As the utility model preferred embodiment, pushing mechanism includes the hydraulic circuit 5 in cabinet 1, hydraulic
Oil circuit 5 includes oil inlet and oil outlet, and oil inlet is located at the side of cabinet 1, and oil outlet is located at the top for pushing ring 4, pushes ring 4
Top surface be additionally provided with oil enveloping structure.
Specifically, the external hydraulic device of oil inlet, when hydraulic device is from oil inlet oil inlet, oil liquid is by oil outlet to pushing away
The top surface of rotating ring 4 presses, to realize the displacement for pushing ring 4.When hydraulic device stops pressing, push ring 4 not by hydraulic coupling,
To release locking state.
As the utility model preferred embodiment, the top surface of ring 4 is pushed to be equipped with cricoid oil liquid slot around its axis, it can
Hold hydraulic oil around pushing ring 4 to flow, so that hydraulic coupling is uniformly distributed.
As the utility model preferred embodiment, oil enveloping structure includes two be located inside and outside oil liquid slot
Oil seal ring 6, plays the role of oil sealing, avoids hydraulic fluid leak.
As the utility model preferred embodiment, the outer sheath of ring 4 is pushed to be equipped with connection ring 7, section hydraulic oil circuit 5
In connection ring 7, oil outlet be located at connection ring 7 towards push 4 top surface of ring plane on, the design of connection ring 7 is so that be located at
The part of 7 top of connection ring, such as bearing, peace are more convenient when tearing open.
As the utility model preferred embodiment, the lower section of ring 4 is pushed to be additionally provided with spring disk 8, spring disk 8
Side contradicts the bottom surface for pushing ring 4, and spring disk 8 can give the support force for pushing ring 4 along 3 axis direction of main shaft, and work
Platform 2 under lock state, can not bounce and push ring 4, so that workbench 2 resets.
As the utility model preferred embodiment, device of rotation driving includes pitch wheel 9 and rack gear 10,
Gear 9 is coaxial with main shaft 3 and is fixedly connected, and further includes the hydraulic cylinder 11 for drive rack 10.
As the utility model preferred embodiment, gear 9 is located at the lower section for pushing ring 4, and gear 9 and promotion ring 4
Between there are gaps.
As the utility model preferred embodiment, it is equipped in cabinet 1, connection ring 7, spring disk 8 and promotion ring 4
Interconnected gas passage 12, gas passage 12 include air inlet and air outlet, and air inlet is located at the side of cabinet 1, outlet
Mouth, which is located at, pushes plane of the ring 4 towards gear 9.In the state that workbench 2 does not lock, between gear 9 and gas outlet there are
Gap, therefore gas outlet can lose heart outward glibly, when workbench 2 locks, the top surface of gear 9, which will be adjacent to, pushes ring 4
Bottom surface, to gas outlet be blocked, so that the air pressure in gas passage 12 changes.
As the utility model preferred embodiment, gas outlet external gas source and air-tightness detection device.Air-tightness inspection
The air pressure change in gas passage 12 can be monitored by surveying device, so that locking state of the external control system to workbench 2
Carry out accurate judgement.
Certainly, the invention is not limited to above embodiment, and those skilled in the art are without prejudice to originally
Equivalent deformation or replacement can be also made under the premise of utility model spirit, these equivalent deformations or replacement are all contained in the application
In claim limited range.
Claims (10)
1. a kind of turntable retaining mechanism, it is characterised in that: including cabinet (1) and the workbench (2) being located above cabinet (1), institute
Cabinet (1) is stated equipped with main shaft (3), one end of the main shaft (3) is flexibly connected with cabinet (1), is additionally provided on the cabinet (1)
The device of rotation driving of the main shaft (3) is driven, the other end of the main shaft (3) is protruding and is fixedly connected with the workbench
It (2), further include pushing ring (4), promotion ring (4) is set in one end that main shaft (3) is located in cabinet (1), the promotion ring
(4) it is fixedly connected with main shaft (3), is additionally provided in the cabinet (1) and drives the axis direction for pushing ring (4) along main shaft (3)
The pushing mechanism of movement.
2. turntable retaining mechanism according to claim 1, it is characterised in that: the pushing mechanism includes being located at cabinet (1)
In hydraulic circuit (5), the hydraulic circuit (5) includes oil inlet and oil outlet, and the oil inlet is located at the side of cabinet (1)
Face, the oil outlet are located at the top for pushing ring (4), and the top surface for pushing ring (4) is additionally provided with oil enveloping structure.
3. turntable retaining mechanism according to claim 2, it is characterised in that: the top surface for pushing ring (4) is around its axis
Equipped with cricoid oil liquid slot.
4. turntable retaining mechanism according to claim 3, it is characterised in that: the oil enveloping structure includes being located at oil liquid
Two oil seal rings (6) inside and outside slot.
5. turntable retaining mechanism according to claim 2, it is characterised in that: the outer sheath for pushing ring (4), which is equipped with, to be connected
It connects ring (7), the part hydraulic circuit (5) is located in the connection ring (7), and the oil outlet is located at the connection ring (7) court
To in the plane for pushing ring (4) top surface.
6. turntable retaining mechanism according to claim 5, it is characterised in that: be additionally provided with bullet below the promotion ring (4)
Spring disk (8), the side of the spring disk (8) contradict the bottom surface for pushing ring (4).
7. turntable retaining mechanism according to claim 6, it is characterised in that: the device of rotation driving includes intermeshing
Gear (9) and rack gear (10), it further includes for driving the rack gear that the gear (9) is coaxial with main shaft (3) and is fixedly connected
(10) hydraulic cylinder (11).
8. turntable retaining mechanism according to claim 7, it is characterised in that: the gear (9), which is located at, to push under ring (4)
Side, and there are gaps between gear (9) and promotion ring (4).
9. turntable retaining mechanism according to claim 8, it is characterised in that: the cabinet (1), connection ring (7), spring dish
It is equipped with interconnected gas passage (12) in piece (8) and promotion ring (4), the gas passage (12) includes air inlet and outlet
Mouthful, the air inlet is located at the side of cabinet (1), and the gas outlet, which is located at, pushes the plane of ring (4) towards gear (9).
10. turntable retaining mechanism according to claim 9, it is characterised in that: the air inlet external gas source and air-tightness
Detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266710.5U CN209380282U (en) | 2018-12-28 | 2018-12-28 | A kind of turntable retaining mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822266710.5U CN209380282U (en) | 2018-12-28 | 2018-12-28 | A kind of turntable retaining mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209380282U true CN209380282U (en) | 2019-09-13 |
Family
ID=67863001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822266710.5U Active CN209380282U (en) | 2018-12-28 | 2018-12-28 | A kind of turntable retaining mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209380282U (en) |
-
2018
- 2018-12-28 CN CN201822266710.5U patent/CN209380282U/en active Active
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| GR01 | Patent grant |