CN208826560U

CN208826560U - A kind of rotary table

Info

Publication number: CN208826560U
Application number: CN201821206505.3U
Authority: CN
Inventors: 冯肃钢
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-27
Filing date: 2018-07-27
Publication date: 2019-05-07
Anticipated expiration: 2028-07-27

Abstract

A kind of rotary table of the utility model, comprising: rack, rotary table, pin mechanism；The frame top is equipped with working plate；Step through-hole is offered in the middle part of the working plate, is mounted with bearing block in the step through-hole；Drive shaft is connected in the bearing block；The upper surface of bearing block is stretched out in the upper end of the drive shaft, and is fixedly connected with rotary table；The rotary table bottom is equipped with several limited posts in circle and uniform portion；The lower end of the drive shaft extends to the lower section of working plate, and is connected with retarder；Servo motor is fixedly connected on the retarder；Pin mechanism is mounted on the working plate；A kind of rotary table of the utility model, servo motor are controlled motor using current value and locked, the limited post of rotary table bottom is leant against by pin mechanism, motor overload is caused to operate, to eliminate the joint gap between each component, to reach higher precision.

Description

A kind of rotary table

Technical field

The utility model relates to a kind of rotary tables, belong to machinery equipment field.

Background technique

Multi-station working bench is the main component of Multi-position processing machine tool, the levels of precision of rotary table operating thereon The machining accuracy of equipment is directly affected, overwhelming majority Multi-station working bench is all to be driven to operate by servo motor at present, servo Motor is locked to control motor in the pulse model for obtaining given value formation, this given value is generally only distance and angle, this The gap between all components such as workbench, rotary table, drive shaft is not accounted in a numerical value, and precision is be easy to cause to owe It lacks, leading to Multi-station working bench, there are weak vibrations.

Utility model content

(1) technical problems to be solved

A kind of in order to solve the above problems, the utility model proposes rotary table.

(2) technical solution

A kind of rotary table of the utility model, comprising: rack, rotary table, pin mechanism；The frame top Equipped with working plate；Told working plate uses Dali building stones with high hardness；Step through-hole is offered in the middle part of the working plate, Bearing block is mounted in the step through-hole；Drive shaft is connected in the bearing block；The upper end projecting shaft of the drive shaft The upper surface of seat is held, and is fixedly connected with rotary table；The rotary table bottom is equipped with several in circle and uniform portion Limited post；The lower end of the drive shaft extends to the lower section of working plate, and is connected with retarder；It is solid on the retarder Surely it is connected with servo motor；Pin mechanism is also mounted at rotary table on the working plate.

Further, the pin mechanism is made of cylinder, take-up housing and litter；The take-up housing is fixed with working plate Connection；One end of the take-up housing is fixedly connected with the fixed plate with through-hole；Cylinder is mounted in the fixed plate；It is described The propulsion arm of cylinder is connected and fixed with litter；The litter is slidably connected on take-up housing.

Further, the corresponding limited post for leaning against the rotary table back side of the litter.

Further, the drive shaft upper end is equipped with ring flange, which is correspondingly connected with rotary table.

Further, the rotary table offers several bolts hole for connecting with drive shaft upper flanges disk.

Further, four suspension column bottoms of the rack, which are respectively installed, is connected with an adjusting support foot.

Further, the working plate bottom is equipped with fixed frame, corresponding to install fixed servo motor and retarder.

(3) beneficial effect

The utility model its have the advantages that

A kind of rotary table of the utility model, servo motor is controlled motor using current value and locked, by pin machine Structure leans against the limited post of rotary table bottom, and motor overload is caused to operate, to eliminate the joint gap between each component, thus Reach higher precision.

Detailed description of the invention

Fig. 1 is the utility model overall structure diagram.

Fig. 2 is the utility model front view.

Fig. 3 is enlarged drawing at A in Fig. 2.

Fig. 4 is the whole front view of rotary table and its driving assembly in the utility model.

1- rack；2- rotary table；3- pin mechanism；4- bearing block；5- drive shaft；6- servo motor；7- retarder； 11- working plate；12- adjusts support foot；13- fixed frame；21- limited post；22- bolt hole；31- cylinder；32- take-up housing；33- is sliding Pole；34- fixed plate.

Specific embodiment

As Figure 1-Figure 4, a kind of rotary table, comprising: rack 1, rotary table 2, pin mechanism 3；The machine Working plate 11 is equipped at the top of frame 1；Told working plate 11 uses Dali building stones with high hardness；It is opened in the middle part of the working plate 11 Equipped with step through-hole, bearing block 4 is mounted in the step through-hole；Drive shaft 5 is connected in the bearing block 4；The drive The upper surface of bearing block 4 is stretched out in the upper end of moving axis 5, and is fixedly connected with rotary table 2；2 bottom of rotary table is set There are several limited posts 21 in circle and uniform portion；The lower end of the drive shaft 5 extends to the lower section of working plate 11, and with subtract Fast device 7 is connected；Servo motor 6 is fixedly connected on the retarder 7；Close to rotary table 2 on the working plate 11 Place is also mounted with pin mechanism 3.

Preferably, the pin mechanism 3 is made of cylinder 31, take-up housing 32 and litter 33；The take-up housing 32 and work Platen 11 is fixedly connected；One end of the take-up housing 32 is fixedly connected with the fixed plate 34 with through-hole；Pacify in the fixed plate 34 Dress is fixed with cylinder 31；The propulsion arm of the cylinder 31 is connected and fixed with litter 33；The litter 33 is slidably connected on take-up housing 32.

Preferably, the litter 33 corresponds to the limited post 21 for leaning against 2 back side of rotary table, to set on rotary table 2 Several stations, then its back just sets several limited posts 21.

Preferably, 5 upper end of drive shaft is equipped with ring flange, which is correspondingly connected with rotary table 2.

Preferably, the rotary table 2 offers several bolts hole for connecting with 5 upper flanges disk of drive shaft 22。

Preferably, four suspension column bottoms of the rack 1, which are respectively installed, is connected with an adjusting support foot 12.

Preferably, 11 bottom of working plate is equipped with fixed frame 13, corresponding to install fixed servo motor 6 and retarder 7.

It should be appreciated that exemplary embodiment as described herein is illustrative and be not restrictive；Although being retouched in conjunction with attached drawing The embodiments of the present invention are stated, it should be understood by one skilled in the art that not departing from through appended claims institute In the case where the spirit and scope of the utility model of restriction, the change of various forms and details can be made.

Claims

1. a kind of rotary table, comprising: rack (1), rotary table (2), pin mechanism (3)；It is characterized by: the machine Working plate (11) are equipped at the top of frame (1)；Told working plate (11) uses Dali building stones with high hardness；The working plate (11) middle part offers step through-hole, and bearing block (4) are mounted in the step through-hole；It is connected in the bearing block (4) Drive shaft (5)；The upper surface of bearing block (4) is stretched out in the upper end of the drive shaft (5), and is fixedly connected with rotary table (2)； Rotary table (2) bottom is equipped with several limited posts (21) in circle and uniform portion；Prolong the lower end of the drive shaft (5) The lower section of working plate (11) is extended to, and is connected with retarder (7)；Servo motor is fixedly connected on the retarder (7) (6)；Pin mechanism (3) are also mounted at rotary table (2) on the working plate (11).

2. a kind of rotary table according to claim 1, it is characterised in that: the pin mechanism (3) by cylinder (31), Take-up housing (32) and litter (33) composition；The take-up housing (32) is fixedly connected with working plate (11)；The take-up housing (32) One end be fixedly connected with the fixed plate (34) with through-hole；Cylinder (31) are mounted on the fixed plate (34)；The gas The propulsion arm of cylinder (31) is connected and fixed with litter (33)；The litter (33) is slidably connected on take-up housing (32).

3. a kind of rotary table according to claim 2, it is characterised in that: described: litter (33) correspondence is leant against The limited post (21) at rotary table (2) back side.

4. a kind of rotary table according to claim 1, it is characterised in that: drive shaft (5) upper end is equipped with flange Disk, the ring flange are correspondingly connected with rotary table (2).

5. a kind of rotary table according to claim 1 or 4, it is characterised in that: the rotary table (2) offers Several bolts hole (22) for being connect with drive shaft (5) upper flanges disk.

6. a kind of rotary table according to claim 1, it is characterised in that: four suspension column bottoms of the rack (1) Each installation is connected with an adjusting support foot (12).

7. a kind of rotary table according to claim 1, it is characterised in that: working plate (11) bottom is equipped with solid Determine frame (13), it is corresponding that fixed servo motor (6) and retarder (7) are installed.