CN208116777U - Gantry machining center main axis transmission system bindiny mechanism - Google Patents
Gantry machining center main axis transmission system bindiny mechanism Download PDFInfo
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- CN208116777U CN208116777U CN201820311740.0U CN201820311740U CN208116777U CN 208116777 U CN208116777 U CN 208116777U CN 201820311740 U CN201820311740 U CN 201820311740U CN 208116777 U CN208116777 U CN 208116777U
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Abstract
The utility model relates to a kind of gantry machining center main axis transmission system bindiny mechanisms, main motor and main-gear box are located in the middle part of the inner cavity of ram, main axle unit is mounted on the lower part of ram, the upper end of main axle unit is equipped with main shaft connecting shaft, the middle part in ram cavity heights direction is equipped with middle partition, middle partition is equipped with ram circle set, connector sleeve is plugged in ram circle set, the connector sleeve flange of connection set upper side is pressed in the upper port of ram circle set, the lower end of connector sleeve is stretched out from ram circle set and is equipped with connector sleeve external screw thread, round nut is screwed on connector sleeve external screw thread, the upper surface of round nut is resisted against in the lower port of ram circle set, middle partition is upwardly into the square hole for being equipped at the top of ram and passing through for main-gear box and main motor；The lower end of gear-box mounting plate is fixedly connected on the top of connector sleeve by screw, and gear-box connecting shaft is located in the centre bore of connector sleeve and is connected by shaft coupling with main shaft connecting shaft.The mechanism manufacturing cost is low, and assembly is easy and stable drive is reliable.
Description
Technical field
The utility model relates to a kind of gantry machining center, in particular to a kind of gantry machining center main axis transmission system connects
Connection mechanism belongs to numerical control machine tool technique field.
Background technique
Gantry machining center includes the column for standing on pedestal two sides, and crossbeam, activity on crossbeam line rail are fixed at the top of column
It is connected with slide, ram is installed on slide, ram upper end is equipped with main motor and main-gear box, and main-gear box is fixed on gear
On case mounting plate, gear-box mounting plate is fixed on the top of ram, and the output shaft of main motor is connected with the input terminal of main-gear box,
The output end of main-gear box is equipped with the gear-box connecting shaft stretched out downwards；Ram lower end is equipped with main axle unit, main axle unit
Upper end be equipped with the main shaft connecting shaft stretched out upwards, the upper end of main shaft connecting shaft stretched out from the centre bore of knife striking cylinder mechanism and with
Gear-box connecting shaft coaxial line, knife striking cylinder mechanism are fixed on ram.Since the length of ram itself is longer, gear-box is caused to connect
Transmission distance between spindle and main shaft connecting shaft reaches 1 meter or more, therefore to the torque-transfer capability of transmission shaft, bending resistance energy
Power, requirement for dynamic balance and it can bear maximum speed and all have high requirements.
It, should in the prior art by piece extended type shaft coupling of purchase for tooth connection roller box connecting shaft and main shaft connecting shaft
The middle section of extended type shaft coupling is made by aviation and wide, lighter in weight and self performance can reach requirement, still
It is expensive.In installation process, coaxiality error will increase extended type shaft coupling between gear-box connecting shaft and main shaft connecting shaft
Installation difficulty, the dynamic balancing of whole transmission mechanism and transmission mechanism precision need to debug again after installation, not only want to assembly
It asks high and debug time is long, the concentricity of spindle mounting hole and gear-box mounting hole for ram requires also very high.
The main reason for generating problem above is that the distance of transmission mechanism is too long, therefore substantially shortens the length of transmission shaft
It is able to solve problem above.Optimal method be main motor and main-gear box are mounted on inside ram close to main axle unit, but
It is screw hole needed for can not processing fixed main-gear box inside ram.
Utility model content
The purpose of this utility model is that overcoming problems of the prior art, a kind of gantry machining center master is provided
Shaft transmission system bindiny mechanism, manufacturing cost is low, and assembly is easy, and can substantially shorten debug time, and stable drive is reliable.
In order to solve the above technical problems, a kind of gantry machining center main axis transmission system bindiny mechanism of the utility model,
Including ram, main motor, main-gear box and main axle unit, the input terminal of the main-gear box is driven by the main motor, described
The main motor flange of main motor lower end is fixedly connected on the top of the main-gear box, and the lower end of the main-gear box is fixedly connected
On gear-box mounting plate, and the lower end of main-gear box is equipped with the gear-box connection extended downwardly from gear-box mounting plate centre bore
Axis；The main axle unit is mounted on the lower part of the ram, and the upper end of the main axle unit is equipped with the main shaft connection stretched out upwards
Axis, the middle part in ram cavity heights direction are equipped with middle partition, and the center of the middle partition is equipped with coaxial with main shaft connecting shaft
The ram circle of line covers, and connector sleeve is plugged in the ram circle set, and the connector sleeve flange of the connection set upper side is pressed in the cunning
In the upper port of pillow circle set, the lower end of the connector sleeve stretches out and is equipped with connector sleeve external screw thread from ram circle set, described
Round nut is screwed on connector sleeve external screw thread, the upper surface of the round nut is resisted against in the lower port of the ram circle set, institute
It states middle partition and is upwardly into the square hole for being equipped at the top of ram and passing through for main-gear box and main motor；The lower end of the gear-box mounting plate
The top of the connector sleeve is fixedly connected on by screw, the gear-box connecting shaft is located in the centre bore of connector sleeve and passes through
Shaft coupling is connected with the main shaft connecting shaft.
Compared with the existing technology, the utility model achieves following beneficial effect：When installation, by main motor, main-gear box,
It is whole to hang in ram inner cavity from the occipitoparietal square hole of cunning after gear-box mounting plate and connector sleeve are installed outside ram, directly
Into the lower end of connector sleeve insertion ram circle set, then it is screwed on connector sleeve external screw thread with round nut, connector sleeve is fixed.By
It is mounted on the middle part of ram inner cavity in main motor and main-gear box, the transmission distance between main axle unit is greatly shortened, is dropped
Low shaft coupling cost, reduces the requirement for dynamic balance of entire transmission mechanism very much, and assembly is more easier, and debug time substantially contracts
It is short, and the transmission mechanism is more steady reliable.
As the improvement of the utility model, the shaft coupling is diaphragm type coupler.
At least one positioning pin, the positioning are plugged on the middle partition as a further improvement of the utility model,
The inner termination of pin is plugged in respectively in the location hole of the connector sleeve.Positioning pin is again fixed connector sleeve from radial, can
In each slotting positioning pin in ram two sides.
The lower end surface of the gear-box mounting plate is equipped with round tenon as a further improvement of the utility model, described
The upper port of connector sleeve is equipped with circular groove, and the circle tenon is in the circular groove.Can gear-box be installed
Plate and connector sleeve are accurately positioned, and guarantee coaxial precision.
The upper periphery of the main axle unit is equipped with knife striking cylinder mechanism, institute as a further improvement of the utility model,
The upper end for stating main shaft connecting shaft is stretched out from the centre bore of the knife striking cylinder mechanism.
Detailed description of the invention
Fig. 1 is the utility model gantry machining center main axis transmission system bindiny mechanism main view.
Fig. 2 is the left view of Fig. 1.
Fig. 3 be Fig. 1 in along the sectional view of A-A.
Fig. 4 is the perspective view of Fig. 1.
Fig. 5 is the explosive view of Fig. 4.
In figure：1. ram；Partition in 1a.；1b. ram circle set；1c. square hole；2. main motor；3. main-gear box；3a. gear
Case connecting shaft；4. gear-box mounting plate；4a. circle tenon；5. connector sleeve；5a. connector sleeve external screw thread；6. round nut；7. positioning
Pin；8. shaft coupling；9. main axle unit；9a. main shaft connecting shaft；10. knife striking cylinder mechanism.
Specific embodiment
As shown in Figures 1 to 5, the utility model gantry machining center main axis transmission system bindiny mechanism, including ram 1,
The input terminal of main motor 2, main-gear box 3 and main axle unit 9, main-gear box 3 is driven by main motor 2, the main electricity of 2 lower end of main motor
Machine flange is fixedly connected on the top of main-gear box 3, and the lower end of main-gear box 3 is fixedly connected on gear-box mounting plate 4, and main
The lower end of gear-box 3 is equipped with the gear-box connecting shaft 3a extended downwardly from gear-box mounting plate centre bore；Main axle unit 9 is mounted on
The lower part of ram 1, the upper end of main axle unit 9 are equipped with the main shaft connecting shaft 9a stretched out upwards, the middle part in 1 cavity heights direction of ram
Equipped with middle partition 1a, the center of middle partition 1a is equipped with to be covered in 1b with the ram of main shaft connecting shaft 9a coaxial line circle set 1b, ram circle
Be plugged with connector sleeve 5, the connector sleeve flange of 5 upper end of connector sleeve is pressed in the upper port of ram circle set 1b, the lower end of connector sleeve 5 from
Connector sleeve external screw thread 5a is stretched out and be equipped in ram circle set 1b, is screwed with round nut 6 on connector sleeve external screw thread 5a, round nut 6
Upper surface is resisted against in the lower port of ram circle set 1b, and middle partition 1a is upwardly at the top of ram 1 and is equipped with for main-gear box 3 and main electricity
The square hole 1c that machine 2 passes through；The lower end of gear-box mounting plate 4 is fixedly connected on the top of connector sleeve 5, gear-box connection by screw
Axis 3a is located in the centre bore of connector sleeve 5 and is connected by shaft coupling 8 with main shaft connecting shaft 9a, and shaft coupling 8 preferably uses film
Chip shaft coupling.
When installation, main motor 2, main-gear box 3, gear-box mounting plate 4 and connector sleeve 5 are installed outside ram 1
Afterwards, the whole square hole 1c from 1 top of ram hangs in ram inner cavity, until in the lower end insertion ram circle set 1b of connector sleeve 5, then
It is screwed on connector sleeve external screw thread 5a with round nut 6, connector sleeve 5 is fixed.Since main motor 2 and main-gear box 3 are mounted on cunning
The middle part for resting the head on inner cavity, is greatly shortened the transmission distance between main axle unit 9, reduces shaft coupling cost, to entire transmission
The requirement for dynamic balance of mechanism reduces very much, and assembly is more easier, and debug time substantially shortens, and the transmission mechanism more steadily may be used
It leans on.
At least one positioning pin 7 is plugged on middle partition 1a, the inner termination of positioning pin 7 is plugged in determining for connector sleeve 5 respectively
In the hole of position.Positioning pin 7 is again fixed connector sleeve 5 from radial, can be in each slotting positioning pin 7 in 1 two sides of ram.
The lower end surface of gear-box mounting plate 4 is equipped with round tenon 4a, and the upper port of connector sleeve 5 is equipped with circular groove, round
Tenon 4a is in circular groove.Gear-box mounting plate 4 and connector sleeve 5 can be made to be accurately positioned, guarantee coaxial precision.
The upper periphery of main axle unit 9 is equipped with knife striking cylinder mechanism 10, and the upper end of main shaft connecting shaft 9a is from knife striking cylinder mechanism
It is stretched out in 10 centre bore.
The foregoing is merely the preferable possible embodiments of the utility model, patent that is non-therefore limiting to the utility model
Protection scope.In addition to the implementation, the utility model can also have other embodiments.It is all to use equivalent replacement or equivalent change
The technical solution to be formed is changed, is all fallen in the protection scope of the requires of the utility model.Technology of the utility model without description is special
Sign can realize that details are not described herein by or using the prior art.
Claims (5)
1. a kind of gantry machining center main axis transmission system bindiny mechanism, including ram, main motor, main-gear box and main shaft list
The input terminal of member, the main-gear box is driven by the main motor, and the main motor flange of the main motor lower end is fixedly connected on
The top of the main-gear box, the lower end of the main-gear box are fixedly connected on gear-box mounting plate, and under main-gear box
End is equipped with the gear-box connecting shaft extended downwardly from gear-box mounting plate centre bore；The main axle unit is mounted on the ram
Lower part, the upper end of the main axle unit are equipped with the main shaft connecting shaft stretched out upwards, it is characterised in that：The ram cavity heights side
To middle part be equipped with middle partition, the center of the middle partition is equipped with and the ram of main shaft connecting shaft coaxial line circle covers, the ram
Connector sleeve is plugged in circle set, the connector sleeve flange of the connection set upper side is pressed in the upper port of the ram circle set, described
Connector sleeve external screw thread is stretched out and be equipped in the lower end of connector sleeve from ram circle set, is screwed with circle on the connector sleeve external screw thread
Nut, the upper surface of the round nut are resisted against in the lower port of the ram circle set, and the middle partition is upwardly at the top of ram
Equipped with the square hole passed through for main-gear box and main motor；The lower end of the gear-box mounting plate is fixedly connected on described by screw
The top of connector sleeve, the gear-box connecting shaft are located in the centre bore of connector sleeve and by shaft coupling and the main shaft connecting shafts
It is connected.
2. gantry machining center main axis transmission system according to claim 1 bindiny mechanism, it is characterised in that：The shaft coupling
Device is diaphragm type coupler.
3. gantry machining center main axis transmission system according to claim 1 bindiny mechanism, it is characterised in that：The interval
At least one positioning pin is plugged on plate, the inner termination of the positioning pin is plugged in respectively in the location hole of the connector sleeve.
4. gantry machining center main axis transmission system according to claim 1 bindiny mechanism, it is characterised in that：The gear
The lower end surface of case mounting plate is equipped with round tenon, and the upper port of the connector sleeve is equipped with circular groove, and the circle tenon is embedded in
In the circular groove.
5. gantry machining center main axis transmission system according to any one of claim 1 to 4 bindiny mechanism, feature exist
In：The upper periphery of the main axle unit is equipped with knife striking cylinder mechanism, and the upper end of the main shaft connecting shaft is from the knife striking cylinder machine
It is stretched out in the centre bore of structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820311740.0U CN208116777U (en) | 2018-03-07 | 2018-03-07 | Gantry machining center main axis transmission system bindiny mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820311740.0U CN208116777U (en) | 2018-03-07 | 2018-03-07 | Gantry machining center main axis transmission system bindiny mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208116777U true CN208116777U (en) | 2018-11-20 |
Family
ID=64205532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820311740.0U Active CN208116777U (en) | 2018-03-07 | 2018-03-07 | Gantry machining center main axis transmission system bindiny mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208116777U (en) |
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2018
- 2018-03-07 CN CN201820311740.0U patent/CN208116777U/en active Active
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