CN202028970U - Locating pin type indexing device driving grooved wheel to index by hydraulically drive - Google Patents

Locating pin type indexing device driving grooved wheel to index by hydraulically drive Download PDF

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Publication number
CN202028970U
CN202028970U CN2011200490159U CN201120049015U CN202028970U CN 202028970 U CN202028970 U CN 202028970U CN 2011200490159 U CN2011200490159 U CN 2011200490159U CN 201120049015 U CN201120049015 U CN 201120049015U CN 202028970 U CN202028970 U CN 202028970U
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CN
China
Prior art keywords
indexing
oil cylinder
transposition
locating
roller
Prior art date
Application number
CN2011200490159U
Other languages
Chinese (zh)
Inventor
贾玉景
程远博
Original Assignee
湖州师范学院
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Priority to CN2011200490159U priority Critical patent/CN202028970U/en
Application granted granted Critical
Publication of CN202028970U publication Critical patent/CN202028970U/en

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Abstract

The utility model discloses a locating pin type indexing device driving a grooved wheel to index by hydraulically drive. The locating pin type indexing device comprises an indexing grooved disc, wherein a plurality of indexing grooves and a plurality of locating pin holes are arranged on the indexing grooved disc; an indexing roller and a locating conic pin are arranged below the indexing grooved disc; the indexing roller is connected with a rotating gear through a roller linkage rod; the rotating gear is connected with a clutch oil cylinder; the rotating gear is meshed with a rotating rack which is connected with a drive oil cylinder; two ends of the stroke of the rotating rack are respectively provided with a stroke switch; and the locating conic pin is connected with a locating oil cylinder. Through the match of the clutch oil cylinder and the drive oil cylinder, the indexing roller is driven to be inserted into or separated from the indexing grooves, and the indexing grooved disc is driven to rotate and realize the indexing. The locating conic pin is driven by the locating oil cylinder to be inserted into or separated from the locating pin holes for realizing the locating. The locating pin type indexing device has simple structure, high indexing accuracy and high locating accuracy.

Description

The alignment pin formula indexing means of hydraulic-driven Geneva index
Technical field
The utility model relates to a kind of indexing means, relates in particular to a kind of alignment pin formula indexing means of hydraulic-driven Geneva index.
Background technology
The indexing workbench is widely used in machining, building-block machine, product assembling, can realize that the multiple operation of finishing a plurality of working faces behind clamping of workpiece processes simultaneously.The indexing angle is decided according to the structure needs of part.But after in a single day part is in new Working position, must locate rotary table, the position of avoiding adding the workpiece in man-hour changes.Index table is different from the rotary feed rotary table, mainly finish dividing movement, do not process in the dividing movement process, general index table can not be realized stepless dividing movement, but determine the indexing angle according to the station number, indexing and driving mechanism is realized the rotary table transposition, and indexing accuracy is by the accuracy guarantee of detent mechanism.
Indexing workbench commonly used in the machining has toothed disc type index table and alignment pin formula index table.The toothed disc type index table is to use very wide indexing means in all kinds of stock-removing machines and the process equipment.Adopt the entad fluted disc indexing mechanism of multiple tooth engagement, have the error homogenization, indexing accuracy and positioning accuracy height, but fluted disc processed complex, cost height; The location indexing accuracy of alignment pin formula index table mainly guarantees by alignment pin and locating hole, simple in structure, processing technology is good, the machining accuracy of alignment pin, locating hole lining, case hardness, heat treatment, assembly precision guarantee easily, accurate positioning, long service life, but its indexing mechanism is comparatively complicated mostly, indexing accuracy is low.
Summary of the invention
The purpose of this utility model provides the alignment pin formula indexing means of the high hydraulic-driven Geneva index of a kind of simple in structure, indexing accuracy and positioning accuracy.
The purpose of this utility model is achieved through the following technical solutions:
The alignment pin formula indexing means of hydraulic-driven Geneva index of the present utility model comprises the calibration slotted disk, and described calibration slotted disk is provided with many indexing troughs and a plurality of dowel hole, and the below of described calibration slotted disk is provided with indexing means and positioner;
Described indexing means comprises the calibration roller, and described calibration roller is connected with the transposition gear by the roller connecting rod, and described transposition gear is connected with the clutch oil cylinder;
Described transposition gear and the engagement of transposition tooth bar, described transposition tooth bar is connected with the driving oil cylinder, and the two ends of the stroke of described transposition tooth bar are respectively equipped with travel switch;
Described positioner comprises the location taper pin, and described location taper pin is connected with positional cylinder.
The technical scheme that is provided by above-mentioned the utility model as can be seen, the alignment pin formula indexing means of the hydraulic-driven Geneva index that the utility model embodiment provides, because the calibration slotted disk is provided with many indexing troughs and a plurality of dowel hole, the below of calibration slotted disk is provided with indexing means and positioner; Indexing means comprises the calibration roller, and the calibration roller is connected with the transposition gear by the roller connecting rod, and the transposition gear is connected with the clutch oil cylinder; Transposition gear and the engagement of transposition tooth bar, the transposition tooth bar is connected with the driving oil cylinder, and the two ends of the stroke of transposition tooth bar are respectively equipped with travel switch; Positioner comprises the location taper pin, and the location taper pin is connected with positional cylinder.Can by the clutch oil cylinder with drive cooperating of oil cylinder, drive the calibration roller and insert or leave indexing trough and drive the calibration slotted disk and rotate and realize calibration, drive the location taper pin by positional cylinder and insert or leave dowel hole and realize the location.Simple in structure, indexing accuracy and positioning accuracy height.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawings according to these accompanying drawings.
The facade structures schematic diagram of the alignment pin formula indexing means of the hydraulic-driven Geneva index that Fig. 1 a provides for the utility model embodiment;
The planar structure schematic diagram of the alignment pin formula indexing means of the hydraulic-driven Geneva index that Fig. 1 b provides for the utility model embodiment;
Fig. 2 is the schematic diagram of hydraulic system among the utility model embodiment.
Among the figure:
1, calibration slotted disk, 2, the calibration roller, 3, the roller connecting rod, 4, support bearing pin, 5, transposition gear 6, transposition tooth bar 7, location taper pin 8, positional cylinder, 9, the clutch oil cylinder, 10, drive oil cylinder, 11, first travel switch, 12, second travel switch;
13,3-position 4-way solenoid directional control valve, 14, first check valve, 15, second check valve, the 16, the 3rd check valve, the 17, the 4th check valve, 18, hydraulic pump, 19, overflow valve.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills belong to protection domain of the present utility model not making the every other embodiment that is obtained under the creative work prerequisite.
The alignment pin formula indexing means of hydraulic-driven Geneva index of the present utility model, its preferable specific embodiment is:
Comprise the calibration slotted disk, described calibration slotted disk is provided with many indexing troughs and a plurality of dowel hole, and the below of described calibration slotted disk is provided with indexing means and positioner;
Described indexing means comprises the calibration roller, and described calibration roller is connected with the transposition gear by the roller connecting rod, and described transposition gear is connected with the clutch oil cylinder;
Described transposition gear and the engagement of transposition tooth bar, described transposition tooth bar is connected with the driving oil cylinder, and the two ends of the stroke of described transposition tooth bar are respectively equipped with travel switch;
Described positioner comprises the location taper pin, and described location taper pin is connected with positional cylinder.
Described transposition geared sleeve is supporting on the bearing pin, and described support bearing pin is connected with described clutch oil cylinder.
Can be provided with set pin sleeve in the described dowel hole.
Described clutch oil cylinder, driving oil cylinder, positional cylinder are connected with hydraulic system respectively.
The utility model can by the clutch oil cylinder with drive cooperating of oil cylinder, drive the calibration roller and insert or leave indexing trough and drive the calibration slotted disk and rotate and realize calibration, drive the location taper pin by positional cylinder and insert or leave dowel hole and realize the location.Simple in structure, indexing accuracy and positioning accuracy height.
Specific embodiment:
Shown in Fig. 1 a, Fig. 1 b, comprise fluid pressure drive device, indexing means and mechanical driving device, positioner etc.
Fluid pressure drive device comprises positional cylinder 8, clutch oil cylinder 9, drives oil cylinder 10;
Indexing means comprises calibration slotted disk 1, mechanical driving device comprises transposition tooth bar 6, transposition gear 5, supports bearing pin 4, roller connecting rod 3, calibration roller 2, assembling back transposition gear 5 and roller connecting rod 3 connect into an integral body, sky is enclosed within and supports on the bearing pin 4, transposition tooth bar 6 stretches with driving oil cylinder 10 along rack rail and moves back and forth, no matter clutch oil cylinder 9 is in and stretches out or retracted position, the tooth bar width can both guarantee transposition tooth bar 6 and 5 engagements of transposition gear;
The positioning accuracy of positioner is by the accuracy guarantee of the set pin sleeve of locating taper pin 7 and being mated, and set pin sleeve is embedded in the calibration slotted disk 1.
In the specific embodiment, hydraulic system as shown in Figure 2, hydraulic pump 18 provides required pressure oil for carrying out hydraulic cylinder; Overflow valve 19 is used to set up hydraulic system working pressure; The oil circuit of hydraulic cylinder is carried out in the 13 control turnover of 3-position 4-way solenoid directional control valve, cooperates first check valve, second check valve, the 3rd check valve, the 4th check valve to realize the job requirement of expection; Positional cylinder 8 drives location taper pin 7 and realizes entering positioning states or withdrawing from positioning states; Clutch oil cylinder 9 drives calibration rollers 2, roller connecting rod 3, supports bearing pin 4, transposition gear 5 moves axially along calibration slotted disk 1, mechanical driving device is entered or withdraws from driving condition; Drive oil cylinder 10 and drive the 6 realization reciprocating motions of transposition tooth bar.
The operation principle of specific embodiment is:
When needing transposition, sends the indexing means workbench signal, the energising of 3-position 4-way solenoid directional control valve right-hand member electromagnet, reversal valve switches to right position, pressure oil flows into the positional cylinder epicoele, the cavity of resorption spring is compressed, extract the location taper pin, simultaneously, pressure oil flows into clutch oil cylinder cavity of resorption, the clutch oil cylinder piston stretches out, promote the calibration roller, the roller connecting rod, support bearing pin, the transposition gear moves on together, the calibration roller is pushed in the indexing trough of calibration slotted disk, the oil pressure of pressure oil raises after putting in place, when reaching the pressure of first check valve setting of using as counterbalance valve, first one-way valve opens, hydraulic oil is through the right position of 3-position 4-way solenoid directional control valve, first check valve, enter the driving right cavity of cylinder, drive chamber, an oil cylinder left side the 4th check valve, the right position oil return of 3-position 4-way solenoid directional control valve, piston stretches out, the transposition tooth bar moves to left, drive the transposition gear, the roller connecting rod rotates, the calibration roller is stirred the calibration slotted disk and is rotated, transposition tooth bar depression stroke first travel switch after the calibration slotted disk rotate in place, make the outage of 3-position 4-way solenoid directional control valve right-hand member electromagnet, the energising of 3-position 4-way solenoid directional control valve left end electromagnet, reversal valve switches to position, a left side, positional cylinder and fuel tank are connected, taper pin pushes pin-and-hole in following location of cavity of resorption spring force effect, finish the location, simultaneously, the oil-feed of clutch oil cylinder epicoele cut-in pressure oil, cavity of resorption is connected tank drainback, the calibration roller, the roller connecting rod, support bearing pin, the transposition gear moves down together, the calibration roller is extracted in the indexing trough of calibration slotted disk, treat that the pressure oil oil pressure raises, when reaching the pressure of the 3rd check valve setting of using as counterbalance valve, the 3rd one-way valve opens, hydraulic oil is through position, a 3-position 4-way solenoid directional control valve left side, the 3rd check valve, enter and drive chamber, an oil cylinder left side, right chamber second check valve, the position oil return of a 3-position 4-way solenoid directional control valve left side, piston-retraction, the transposition tooth bar moves to right, drive the transposition gear, the roller connecting rod, the calibration roller rotates and resets, reset and finish transposition tooth bar depression stroke second travel switch, the outage of 3-position 4-way solenoid directional control valve left end electromagnet, the 3-position 4-way solenoid directional control valve recovers meta, for workbench next time indexing get ready.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.

Claims (4)

1. the alignment pin formula indexing means of a hydraulic-driven Geneva index is characterized in that, comprises the calibration slotted disk, and described calibration slotted disk is provided with many indexing troughs and a plurality of dowel hole, and the below of described calibration slotted disk is provided with indexing means and positioner;
Described indexing means comprises the calibration roller, and described calibration roller is connected with the transposition gear by the roller connecting rod, and described transposition gear is connected with the clutch oil cylinder;
Described transposition gear and the engagement of transposition tooth bar, described transposition tooth bar is connected with the driving oil cylinder, and the two ends of the stroke of described transposition tooth bar are respectively equipped with travel switch;
Described positioner comprises the location taper pin, and described location taper pin is connected with positional cylinder.
2. the alignment pin formula indexing means of hydraulic-driven Geneva index according to claim 1 is characterized in that, described transposition geared sleeve is supporting on the bearing pin, and described support bearing pin is connected with described clutch oil cylinder.
3. the alignment pin formula indexing means of hydraulic-driven Geneva index according to claim 2 is characterized in that, is provided with set pin sleeve in the described dowel hole.
4. according to the alignment pin formula indexing means of claim 1,2 or 3 described hydraulic-driven Geneva indexs, it is characterized in that described clutch oil cylinder, driving oil cylinder are connected with hydraulic system respectively with positional cylinder.
CN2011200490159U 2011-02-25 2011-02-25 Locating pin type indexing device driving grooved wheel to index by hydraulically drive CN202028970U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200490159U CN202028970U (en) 2011-02-25 2011-02-25 Locating pin type indexing device driving grooved wheel to index by hydraulically drive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200490159U CN202028970U (en) 2011-02-25 2011-02-25 Locating pin type indexing device driving grooved wheel to index by hydraulically drive

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CN202028970U true CN202028970U (en) 2011-11-09

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103231247A (en) * 2013-04-22 2013-08-07 林俭丰 Rotating platform type multi-head numerical control drilling and tapping machine tool
CN103317358A (en) * 2013-06-19 2013-09-25 昆山市烽禾升精密机械有限公司 Automatic locating device
CN103358178A (en) * 2012-04-10 2013-10-23 台州市盛业设备制造有限公司 Indexing mechanism with separate positioning and rotating discs
CN104354012A (en) * 2014-10-28 2015-02-18 南通御丰塑钢包装有限公司 Automatic turning device for performing plain milling on welding machine connecting rod chamfers
CN104526460A (en) * 2014-11-27 2015-04-22 青岛理工大学 Accurate positioning device based equal-indexing multi-station rotary table
CN104759940A (en) * 2015-04-06 2015-07-08 湖州师范学院 Rotary indexing device
CN104827336A (en) * 2015-04-23 2015-08-12 湖州师范学院 Indexing mechanism for geneva wheel
CN105014394A (en) * 2015-06-24 2015-11-04 广州大学 Groove wheel turnover device with auxiliary positioning function
CN105500095A (en) * 2016-01-27 2016-04-20 浙江金瑞五金索具有限公司 Rotary table and machining method of positioning plate of rotary table
CN105834830A (en) * 2016-05-27 2016-08-10 盛奇石 Indexing device for vertical rotary table
CN105855988A (en) * 2016-06-06 2016-08-17 蔡燕 High-speed indexing device
CN105855989A (en) * 2016-06-08 2016-08-17 赵锋 Vertical indexing device
CN106041546A (en) * 2016-06-28 2016-10-26 相城区黄桥荣翔金属制品厂 Working table positioning device

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103358178A (en) * 2012-04-10 2013-10-23 台州市盛业设备制造有限公司 Indexing mechanism with separate positioning and rotating discs
CN103231247A (en) * 2013-04-22 2013-08-07 林俭丰 Rotating platform type multi-head numerical control drilling and tapping machine tool
CN103317358A (en) * 2013-06-19 2013-09-25 昆山市烽禾升精密机械有限公司 Automatic locating device
CN104354012A (en) * 2014-10-28 2015-02-18 南通御丰塑钢包装有限公司 Automatic turning device for performing plain milling on welding machine connecting rod chamfers
CN104526460A (en) * 2014-11-27 2015-04-22 青岛理工大学 Accurate positioning device based equal-indexing multi-station rotary table
CN104759940A (en) * 2015-04-06 2015-07-08 湖州师范学院 Rotary indexing device
CN104827336A (en) * 2015-04-23 2015-08-12 湖州师范学院 Indexing mechanism for geneva wheel
CN105014394B (en) * 2015-06-24 2017-04-19 广州大学 Groove wheel turnover device with auxiliary positioning function
CN105014394A (en) * 2015-06-24 2015-11-04 广州大学 Groove wheel turnover device with auxiliary positioning function
CN105500095A (en) * 2016-01-27 2016-04-20 浙江金瑞五金索具有限公司 Rotary table and machining method of positioning plate of rotary table
CN105834830A (en) * 2016-05-27 2016-08-10 盛奇石 Indexing device for vertical rotary table
CN105834830B (en) * 2016-05-27 2018-11-20 东阳市东狮卫浴有限公司 A kind of indexing means of vertical turntable
CN105855988A (en) * 2016-06-06 2016-08-17 蔡燕 High-speed indexing device
CN105855989A (en) * 2016-06-08 2016-08-17 赵锋 Vertical indexing device
CN106041546A (en) * 2016-06-28 2016-10-26 相城区黄桥荣翔金属制品厂 Working table positioning device

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20111109

Termination date: 20120225