CN201307367Y

CN201307367Y - Directional-rotation dial feeding device

Info

Publication number: CN201307367Y
Application number: CNU200820189926XU
Authority: CN
Inventors: 陈继权; 陈少明; 陈钰生; 王钱盛; 陈日新; 明道文
Original assignee: Yalong Science & Technology Group
Current assignee: Zhejiang Yalong Education Equipment Co Ltd
Priority date: 2008-11-07
Filing date: 2008-12-11
Publication date: 2009-09-09
Anticipated expiration: 2018-12-11

Abstract

The utility model relates to a directional-rotation dial feeding device. The device comprises a work table, a work-table rest, charging trays and a rotary driving mechanism, wherein the work table is rotatably supported at the top end of the work-table rest by a rotary shaft at the axle center of the work table; the rotary shaft is connected with the rotary driving mechanism arranged on the work-table rest in a transmission way; a plurality of charging trays are uniformly distributed on the work table along the circumference direction. The dial feeding device is characterized in that the rotary driving mechanism comprises an air cylinder, a rack, a gear and an overrunning clutch; the rotary shaft is connected with the gear by the overrunning clutch; the gear is meshed with the gear; and one end of the rack is connected with the piston rod of the air cylinder. The dial feeding device has the advantages that the structure is simple, the working is reliable, and the device can be the instruction training equipment; moreover, the device can realize uni-directional clearance rotary movement by the pneumatic and mechanical technology and can realize low-cost comprehensive movement with precise dial; in addition, when the device is applied, only the compressed air needs to be led into the air cylinder, therefore, the function of multi-station precise dial can be achieved, and the application is very convenient.

Description

Directed rotation dial feed device

Technical field

The utility model relates to a kind of directed rotation dial feed device, is mainly used in the feeding of the automatic processing device of teaching demonstration and multistation (general position 2～8 stations).

Background technology

Existing directed rotation dial feed apparatus structure complexity, functional reliability is relatively poor, and the demonstration effect is bad, uses inconvenient.

Summary of the invention

The purpose of this utility model just provides a kind of directed rotation dial feed device, and to solve the complex structure that prior art exists, functional reliability is relatively poor, and the demonstration effect is bad, inconvenient problem with use.

The technical solution of the utility model is: comprise worktable, table rest, charging tray and rotary drive mechanism, worktable passes through the top of the turning axle rotational support in its axle center at table rest, this turning axle is in transmission connection with the rotary drive mechanism that is installed on the described table rest, several charging trays are uniformly distributed along the circumference on worktable, it is characterized in that: described rotary drive mechanism comprises cylinder, tooth bar, gear and overrunning clutch, described turning axle is connected with this gear by overrunning clutch, this wheel and rack engagement, an end of this tooth bar is connected with the piston rod top of cylinder.

Described worktable is connected with described turning axle by thrust bearing.

Be equipped with at the other end of described tooth bar and be used to regulate the adjusting mechanism that cylinder stretches out stroke, this adjusting mechanism comprises adjusts screw, set nut and adjustment screw retention plate, this set nut is spun on to be adjusted on the screw, an end of adjusting the screw retention plate is fixedlyed connected with a side of table rest, described adjustment screw screws in the screw of this adjustment screw retention plate, and corresponding with described tooth bar top.

Described table rest comprises base plate, column, table rest upper plate and table rest lower plate, be connected with the lower end of column above the middle part of base plate, distinguish installment work table mount lower plate and table rest upper plate in the recess of the upper end of this column from bottom to up, in the cavity on this table rest lower plate and table rest between the board interface described rotary drive mechanism is housed, center at this table rest lower plate and table rest upper plate is provided with coaxial through hole, and described turning axle passes this through hole.

Between described base plate and the column by under the worktable column fixedly angle bar be connected; The two ends of the both sides of described column top recess and described table rest lower plate and table rest upper plate respectively with on the worktable column fixedly angle bar be connected.

The utility model has the advantages that: simple in structure, reliable operation can be used as practice teaching equipment, and it can have been finished by pneumatic and realize the gyration of unidirectional gap with mechanical technique, and carries out the low-cost integrated motion of precision indexing; When using this device, only need in double-acting cylinder, to feed the pressurized air of commutation, just can reach the function of multistation precision indexing, very convenient.

Description of drawings

Fig. 1 is a general structure front view of the present utility model;

Fig. 2 is the A-A cut-open view of Fig. 1;

Fig. 3 is the B-B cut-open view of Fig. 2.

Description of reference numerals: 1, charging tray, 2, worktable, 3, adjust screw, 4, adjust the screw retention plate, 5, the worktable column, 6, fixing angle bar under the worktable column, 7, base plate, 8, the base plate gib screw, 9, fixing angle bar on the worktable column, 10 cylinders, 11, cylinder supports plate, 12, material, 13, the worktable turning axle, 14, thrust bearing, 15, axle sleeve, 16, tooth bar, 17, circlip, 18, table rest upper plate, 19, gear, 20, flat key, 21, set nut, 22, overrunning clutch, 23, the table rest lower plate.

Embodiment

Referring to Fig. 1～Fig. 3, the utility model comprises worktable 2, table rest, charging tray 1 and rotary drive mechanism, worktable 2 passes through the top of turning axle 13 rotational support in its axle center at table rest, this turning axle 13 is in transmission connection with the rotary drive mechanism that is installed on the described table rest, and several charging trays 1 are uniformly distributed along the circumference on worktable 2.

Described rotary drive mechanism comprises cylinder 10, tooth bar 16, gear 19 and overrunning clutch 22, described turning axle 13 is connected with this gear 19 by overrunning clutch 22, this gear 19 and tooth bar 16 engagements, an end of this tooth bar 16 is connected with the piston rod top of cylinder 10.Cylinder 10 is fixed by a cylinder supports plate 11 and a side of table rest upper plate 18.

Described worktable 2 is connected with described turning axle 13 by thrust bearing 14.

Described table rest comprises base plate 7, column 5, table rest upper plate 18 and table rest lower plate 23, the upper surface of base plate 7 is connected with the lower end of column 5, distinguish installment work table mount lower plate 23 and table rest upper plate 18 in the recess of the upper end of this column 5 from bottom to up, in the cavity between this table rest lower plate 23 and table rest upper plate 18 interfaces described rotary drive mechanism is housed, center at this table rest lower plate 23 and table rest upper plate 18 is provided with coaxial through hole, and described thrust bearing 14 is by axle sleeve 15 and turning axle 13 coaxial installations.

Between described base plate 7 and the column 5 by under the worktable column fixedly angle bar 6 be connected; The two ends of the both sides of described column 5 top recesses and described table rest lower plate 23 and table rest upper plate 18 each with on the worktable column fixedly angle bar 9 be connected.

Be equipped with at the other end of described tooth bar 16 and be used to regulate the adjusting mechanism that cylinder stretches out stroke, this adjusting mechanism comprises to be adjusted screw 3, set nut 21 and adjusts screw retention plate 4, this set nut 21 is spun on to be adjusted on the screw 3, an end of adjusting screw retention plate 4 is fixedlyed connected with a side of table rest, described adjustment screw 3 screws in this screw of adjusting screw retention plate 4, and corresponding with described tooth bar 16 tops.

The utility model is the directed rotation of a multistation (general 2～8 stations are illustrated as four a stations) dial feed device.When work, pressurized air promotes the piston rod to-and-fro movement of cylinder 10, tooth bar 16 servo-actuateds that are connected with it, thereby the linear reciprocating motion of cylinder 10 is converted into the reciprocating rotating motion of gear 19, one-way clutch performance by the overrunning clutch 22 that nests together with gear 19, make with its coaxial multistation charging tray that is connected and finish function unidirectional, even calibration, as practice teaching equipment, it has been finished by pneumatic and mechanical technique and has realized the gyration of unidirectional gap, and carries out the low-cost integrated motion system of precision indexing.

When using this system, only need in double-acting cylinder, to feed the pressurized air of commutation, just can reach the function of multistation precision indexing.

Claims

1, a kind of directed rotation dial feed device, comprise worktable, table rest, charging tray and rotary drive mechanism, worktable passes through the top of the turning axle rotational support in its axle center at table rest, this turning axle is in transmission connection with the rotary drive mechanism that is installed on the described table rest, several charging trays are uniformly distributed along the circumference on worktable, it is characterized in that: described rotary drive mechanism comprises cylinder, tooth bar, gear and overrunning clutch, described turning axle is connected with this gear by overrunning clutch, this wheel and rack engagement, an end of this tooth bar is connected with the piston rod top of cylinder.

2, directed rotation dial feed device according to claim 1, it is characterized in that: described worktable is connected with described turning axle by thrust bearing.

3, directed rotation dial feed device according to claim 1, it is characterized in that: be equipped with at the other end of described tooth bar and be used to regulate the adjusting mechanism that cylinder stretches out stroke, this adjusting mechanism comprises adjusts screw, set nut and adjustment screw retention plate, this set nut is spun on to be adjusted on the screw, an end of adjusting the screw retention plate is fixedlyed connected with a side of table rest, described adjustment screw screws in the screw of this adjustment screw retention plate, and corresponding with described tooth bar top.

4, directed rotation dial feed device according to claim 1, it is characterized in that: described table rest comprises base plate, column, table rest upper plate and table rest lower plate, the upper surface of base plate is connected with the lower end of two columns, distinguish installment work table mount lower plate and table rest upper plate in the recess of the upper end of this column from bottom to up, in the cavity on this table rest lower plate and table rest between the board interface described rotary drive mechanism is housed, center at this table rest lower plate and table rest upper plate is provided with coaxial through hole, and described turning axle passes this through hole.

5, directed rotation dial feed device according to claim 4 is characterized in that: between described base plate and the column by under the worktable column fixedly angle bar be connected; The two ends of the both sides of described column top recess and described table rest lower plate and table rest upper plate respectively with on the worktable column fixedly angle bar be connected.