CN208929930U - A kind of single driving type gantry machining center using gear transmission structure - Google Patents
A kind of single driving type gantry machining center using gear transmission structure Download PDFInfo
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- CN208929930U CN208929930U CN201821734335.6U CN201821734335U CN208929930U CN 208929930 U CN208929930 U CN 208929930U CN 201821734335 U CN201821734335 U CN 201821734335U CN 208929930 U CN208929930 U CN 208929930U
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- portal frame
- gear
- axis
- machining center
- transmission structure
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Abstract
A kind of single driving type gantry machining center using gear transmission structure, including machine base, further include portal frame and portal frame driving device；Guide rail is respectively equipped on the two sides of machine base, portal frame surrounds frame-like in complete, and the two sides of portal frame are slidably mounted on guide rail；Portal frame driving device includes gear walking mechanism and rack gear, and rack gear is parallel with guide rail, and rack gear is fixedly installed in machine base；Gear walking mechanism is installed on the bottom of portal frame, and gear walking mechanism is located at the center line of portal frame, and gear walking mechanism is engaged with rack.The purpose of this utility model is that proposing a kind of single driving type gantry machining center using gear transmission structure, the shortcomings which solves double-driving driving structure poor synchronizations.
Description
Technical field
The utility model relates to numerically controlled processing equipment field, especially a kind of single driving type gantry using gear transmission structure
Machining center.
Background technique
Gantry machining center refers to the machining center of main-shaft axis and table vertical setting, gantry of gantry machining center
Frame is slidably mounted on the sliding rail of lathe, and two tracks of usual gantry machining center are separately installed with driving device, this driving
Mode is also referred to as double-driving driving structure, and current gantry machining center majority uses double-driving driving structure, double-driving driving
Structure the shortcomings that there are poor synchronizations, lead to the deficiency of Curve Machining ability of Longmen machine tool etc., proposition is passed using gear
The single driving type gantry machining center of dynamic structure, for the synchronous processing performance for solving machine tool motion.
Utility model content
In view of the foregoing drawbacks, the purpose of this utility model is that proposing a kind of single driving type gantry using gear transmission structure
The shortcomings that machining center, which solves double-driving driving structure poor synchronizations.
For this purpose, the utility model uses following technical scheme:
A kind of single driving type gantry machining center using gear transmission structure, including machine base, further include portal frame and dragon
Door frame driving device；
Guide rail is respectively equipped on the two sides of the machine base, the portal frame surrounds frame-like in complete, the portal frame
Two sides are slidably mounted on the guide rail；
The portal frame driving device includes gear walking mechanism and rack gear, and the rack gear is parallel with guide rail, the rack gear
It is fixedly installed in the machine base；
The gear walking mechanism is installed on the bottom of portal frame, and the gear walking mechanism is located in the portal frame
Heart line, the gear walking mechanism are engaged with the rack gear.
Preferably, the machine base is equipped with cover board, the cover board is installed on the top of the portal frame driving device；
The cover board is located between two guide rails.
Preferably, the portal frame includes saddle, column, connecting rod and crossbeam；
Two saddle sides are slidably mounted on the guide rail respectively, and two columns are respectively arranged in two saddles
Upper end, the crossbeam is fixedly installed in the top of two columns；
The connecting rod is fixedly installed between two saddles.
Preferably, the portal frame driving device drives the portal frame to slide along the x axis, it further include Y-axis sliding dress
It sets and Z axis carriage；
The X-axis and Y-axis are two axis being horizontally staggered, and the Z axis is vertically arranged axis；
The Y-axis carriage is slidably mounted on the crossbeam, and it is sliding that the Z axis carriage is slidably mounted on the Y-axis
Dynamic device；
The lower end of the Y-axis carriage is equipped with machining spindle.
It further, further include circular tool magazine, the circular tool magazine is horizontally installed to the column side；
The side of the circular tool magazine is equipped with tool changing position, and the tool changing position is towards the polishing main shaft.
Further, the Y-axis carriage and Z axis carriage is each has independent driving device by oneself.
The utility model has the beneficial effects that 1, this programme is by helping encirclement frame-like for portal frame setting, then by gantry
Frame driving device drives the middle part of portal frame, makes portal frame that can be walked by a driving device driving, drives compared to two
The portal frame of device, device has better synchronism, and then improves the machining accuracy of processing unit (plant)；In addition, this programme uses
Gear walking mechanism and the mode of rack gear engagement are walked along guide rail, and compared to the kind of drive of lead screw, rack pinion has
Transmission transmitting power is big, and the service life is long, stable working, high reliablity, can guarantee constant transmission ratio, can transmit any two axis of angle
Between movement, long range unlimited lengthening and run at high speed without influence rack gear precision；2, the full encirclement structure of portal frame is by two
The slide construction of side and the connection structure above and below middle part are constituted, and the saddle and column of two sides constitute the cunning of side
Dynamic device, connecting rod and crossbeam become the attachment device of two sides carriage, and the frame constituted in this way has enough rigidity, no
It can deform easily, so that the net synchronization capability of portal frame be made to be guaranteed.
Detailed description of the invention
Fig. 1 is the overall structure diagram of one embodiment of the utility model.
Wherein: base 100, guide rail 110, portal frame 200, saddle 210, column 220, connecting rod 230, crossbeam 240, portal frame
Driving device 300, gear walking mechanism 310, rack gear 320, Y-axis carriage 400, machining spindle 410, Z axis carriage
500, circular tool magazine 600.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As shown in Figure 1, a kind of single driving type gantry machining center using gear transmission structure, including machine base 100, also wrap
Include portal frame 200 and portal frame driving device 300；
Guide rail 110 is respectively equipped on the two sides of the machine base 100, the portal frame 200 is described in full encirclement frame-like
The two sides of portal frame 200 are slidably mounted on the guide rail 110；
The portal frame driving device 300 includes gear walking mechanism 310 and rack gear 320, the rack gear 320 and guide rail
110 is parallel, and the rack gear 320 is fixedly installed in the machine base 100；
The gear walking mechanism 310 is installed on the bottom of portal frame 200, and the gear walking mechanism 310 is located at described
The center line of portal frame 200, the gear walking mechanism 310 are engaged with the rack gear 320.
This programme helps encirclement frame-like by the way that portal frame 200 to be arranged, then portal frame driving device 300 is driven gantry
The middle part of frame 200 makes portal frame 200 that can be walked by a driving device driving, compared to the portal frame of two driving devices
200, device has better synchronism, and then improves the machining accuracy of processing unit (plant)；In addition, this programme uses gear vehicle with walking machine
The mode that structure 310 and rack gear 320 engage is walked along guide rail 110, and compared to the kind of drive of lead screw, gear & rack structure can be
Guarantee to provide longer stroke in the case where precision.
Wherein, the machine base 100 is equipped with cover board, and the cover board is installed on the top of the portal frame driving device 300；
The cover board is located between two guide rails 110.
After cover board installation, the upper surface of cover board just at work top, can fasten workpiece, be processed by lathe.
Wherein, the portal frame 200 includes saddle 210, column 220, connecting rod 230 and crossbeam 240；
Two 210 sides of saddle are slidably mounted on the guide rail 110 respectively, and two columns 220 are respectively arranged in two
The upper end of a saddle 210, the crossbeam 240 are fixedly installed in the top of two columns 220；
The connecting rod 230 is fixedly installed between two saddles 210.
Connection structure structure of the full encirclement structure of portal frame 200 by the slide construction of two sides and above and below middle part
At the saddle 210 and column 220 of two sides, which constitute the carriage of side, connecting rod 230 and crossbeam 240, becomes two Slideslips
The attachment device of device, the frame constituted in this way have enough rigidity, will not deform easily, to make the same of portal frame 230
Step performance is guaranteed.
In addition, the portal frame driving device 300 drives the portal frame 200 to slide along the x axis, it further include that Y-axis is sliding
Dynamic device 400 and Z axis carriage 500；
The X-axis and Y-axis are two axis being horizontally staggered, and the Z axis is vertically arranged axis；
The Y-axis carriage 400 is slidably mounted on the crossbeam 240, and the Z axis carriage 500 is slidably mounted on
The Y-axis carriage 400；
The lower end of the Y-axis carriage 400 is equipped with machining spindle 410.
Portal frame 200 is slided along X-axis, and Y-axis carriage 400 and Z axis carriage 500 are installed on portal frame 200, is made
Device has three degree of freedom, can process more complicated components.
In addition, further including circular tool magazine 600, the circular tool magazine 600 is horizontally installed to 220 side of column；
The side of the circular tool magazine 600 is equipped with tool changing position, and the tool changing position is towards the machining spindle 410.
The design of circular tool magazine 600 makes device have the function of efficient automatic tool changer.
In addition, the Y-axis carriage 400 and Z axis carriage 500 is each has independent driving device by oneself.
Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality
With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein,
Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model,
These modes are fallen within the protection scope of the utility model.
Claims (6)
1. a kind of single driving type gantry machining center using gear transmission structure, including machine base, which is characterized in that further include dragon
Door frame and portal frame driving device；
Guide rail is respectively equipped on the two sides of the machine base, the portal frame surrounds frame-like, the two sides of the portal frame in complete
It is slidably mounted on the guide rail；
The portal frame driving device includes gear walking mechanism and rack gear, and the rack gear is parallel with guide rail, and the rack gear is fixed
It is installed on the machine base；
The gear walking mechanism is installed on the bottom of portal frame, and the gear walking mechanism is located at the center of the portal frame
Line, the gear walking mechanism are engaged with the rack gear.
2. the single driving type gantry machining center according to claim 1 using gear transmission structure, which is characterized in that described
Machine base is equipped with cover board, and the cover board is installed on the top of the portal frame driving device；
The cover board is located between two guide rails.
3. the single driving type gantry machining center according to claim 1 using gear transmission structure, which is characterized in that described
Portal frame includes saddle, column, connecting rod and crossbeam；
Two saddle sides are slidably mounted on the guide rail respectively, and two columns are respectively arranged in the upper of two saddles
End, the crossbeam are fixedly installed in the top of two columns；
The connecting rod is fixedly installed between two saddles.
4. the single driving type gantry machining center according to claim 3 using gear transmission structure, which is characterized in that described
Portal frame driving device drives the portal frame to slide along the x axis, further includes Y-axis carriage and Z axis carriage；
The X-axis and Y-axis are two axis being horizontally staggered, and the Z axis is vertically arranged axis；
The Y-axis carriage is slidably mounted on the crossbeam, and the Z axis carriage is slidably mounted on the Y-axis sliding dress
It sets；
The lower end of the Y-axis carriage is equipped with machining spindle.
5. the single driving type gantry machining center according to claim 4 using gear transmission structure, which is characterized in that also wrap
Circular tool magazine is included, the circular tool magazine is horizontally installed to the column side；
The side of the circular tool magazine is equipped with tool changing position, and the tool changing position is towards the machining spindle.
6. the single driving type gantry machining center according to claim 5 using gear transmission structure, which is characterized in that described
Y-axis carriage and Z axis carriage is each has independent driving device by oneself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821734335.6U CN208929930U (en) | 2018-10-24 | 2018-10-24 | A kind of single driving type gantry machining center using gear transmission structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821734335.6U CN208929930U (en) | 2018-10-24 | 2018-10-24 | A kind of single driving type gantry machining center using gear transmission structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208929930U true CN208929930U (en) | 2019-06-04 |
Family
ID=66725807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821734335.6U Expired - Fee Related CN208929930U (en) | 2018-10-24 | 2018-10-24 | A kind of single driving type gantry machining center using gear transmission structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208929930U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111376061A (en) * | 2020-04-01 | 2020-07-07 | 宝鸡一机智能装备股份有限公司 | Single-drive gantry based on gear transmission and application method thereof |
| CN113001331A (en) * | 2021-02-24 | 2021-06-22 | 乐清市米奇尔数控科技有限公司 | Multifunctional machine tool |
| CN113021052A (en) * | 2021-03-29 | 2021-06-25 | 宁波市凯博数控机械有限公司 | Large-scale rack and pinion transmission formula digit control machine tool |
-
2018
- 2018-10-24 CN CN201821734335.6U patent/CN208929930U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111376061A (en) * | 2020-04-01 | 2020-07-07 | 宝鸡一机智能装备股份有限公司 | Single-drive gantry based on gear transmission and application method thereof |
| CN113001331A (en) * | 2021-02-24 | 2021-06-22 | 乐清市米奇尔数控科技有限公司 | Multifunctional machine tool |
| CN113021052A (en) * | 2021-03-29 | 2021-06-25 | 宁波市凯博数控机械有限公司 | Large-scale rack and pinion transmission formula digit control machine tool |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190604 Termination date: 20191024 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |