CN202144027U - Main spindle box balancing device - Google Patents
Main spindle box balancing device Download PDFInfo
- Publication number
- CN202144027U CN202144027U CN 201120078448 CN201120078448U CN202144027U CN 202144027 U CN202144027 U CN 202144027U CN 201120078448 CN201120078448 CN 201120078448 CN 201120078448 U CN201120078448 U CN 201120078448U CN 202144027 U CN202144027 U CN 202144027U
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- China
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- spindle box
- main spindle
- piston rod
- bascule
- storage device
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Abstract
The utility model relates to a main spindle box balancing device which comprises a main spindle box, a gas storage device and a vertical column for fixing the main spindle box and the gas storage device, wherein the balancing device is positioned between the main spindle box and the gas storage device, and comprises a cylinder and a piston rod matched and connected with the cylinder; the cylinder and the gas storage device are fixedly connected with each other through a connecting pipe; the piston rod and the main spindle box are connected with each other through a positioning connecting device which comprises a positioning bracket fixed on the main spindle box; a pull ring is arranged below the positioning bracket and is fastened and connected with the piston rod; by using a cylinder base, the positioning bracket and the pull ring, the piston rod penetrates through the positioning bracket and then can be fixed after the pull ring position is adjusted, so that the straightness of the piston rod and a line rail of the vertical column in large stroke is ensured, and the mechanical processing requirements of surface quality and form and position tolerance on the installing surfaces of the vertical column and the main spindle box can be reduced, therefore, the processing accuracy of a machine tool is ensured, and the structure is simple and easy to realize.
Description
Technical field
The utility model relates to bascule, relates in particular to a kind of main spindle box bascule in the numerical control device that can be used for.
Background technology
The high efficiency automated machine tool that is used for the manufacturing complex shapes workpiece that machining center is made up of plant equipment and digital control system.At present, change in modern times in the manufacture process of numerical control equipment, the transmission accuracy of lathe is one of key technology that influences machine tool accuracy and stability, and the performance that how to improve the lathe drive disk assembly is most important to improving the lathe combination property.
The main spindle box balance is the function that the middle and high end is horizontal, vertical, gantry machining center is indispensable.In lathe headstock moves up and down process, in the life-span that the axial load that the main spindle box deadweight produces leading screw has not only reduced leading screw, influenced machine tool accuracy especially.Therefore, how to prevent the influence of main spindle box deadweight, keep the precision of transmission, machining center is had significance machine tool accuracy.
In the process of existing balancing main shaft case, two kinds of mechanisms have been produced in succession.
First kind, the main spindle box balanced controls shown in Fig. 1-4: nitrogen cylinder 2 ' is installed in the column side, is communicated with oil cylinder 3 ' through high-pressure oil pipe 1 '; Oil cylinder 3 ' is installed in column 1 end face, and piston rod 4 ' passes column 1, is connected with main spindle box 2 through ring flange 5 '.Balanced controls cooperate main spindle box rise and fall under drive disk assembly drives, and the deadweight of balancing main shaft case reduces the drive disk assembly load, thereby makes lathe reach high-precision processing.But this balanced controls have two shortcomings, the one, and column 1 and main spindle box 2 end faces respectively have first plane 7 ', second plane 8 ', and two plane columns 1 and main spindle box 2 mach surface quality and Geometrical Tolerance Principle height; The 2nd, oil cylinder 3 ' is non-adjustable when mounted with piston rod 4 ', back piston bar 4 ' is installed is difficult to guarantee with column 1 line rail linearity, when linearity is overproof, will influence machine tool accuracy.
Second kind, the main spindle box balanced controls shown in Fig. 5-8: nitrogen cylinder 2 ' is installed in the column side, through high-pressure oil pipe 1 ' and oil cylinder 3 ' UNICOM; Oil cylinder 3 ' is installed in column 1 end face, and piston rod 4 ' passes column 1 and is connected with universal joint 6 ', and universal joint 6 ' is connected with main spindle box 2 then.Balanced controls cooperate main spindle box rise and fall under drive disk assembly drives, and the deadweight of balancing main shaft case reduces the drive disk assembly load, thereby makes lathe reach high-precision processing.Second kind of mechanism than the advantage of first kind of mechanism is: the use of universal joint 6 ' has reduced installs back piston bar 4 ' and column 1 line rail linearity requirement, and has improved machine tool accuracy main spindle box first plane, 7 ' machined requirement and oil cylinder 3 ', piston rod 4 '.But because universal joint 6 ' adjustment quantitative limitation, when piston rod 4 ' stroke was big, linearity is overproof still can to influence machine tool accuracy.
The utility model content
The technical problem that the utility model will solve is: a kind of improvement through structure is provided, can makes machined, assembling more simple easily, improve balance quality, the main spindle box bascule of assurance machine finish.
In order to overcome the defective that exists in the background technology; The utility model solves the technical scheme that its technical problem adopted: a kind of main spindle box bascule; The column that comprises main spindle box, atmosphere storage device and fixed main shaft case, atmosphere storage device; Said bascule places between main spindle box and the atmosphere storage device, is fixedly connected through tube connector between the piston rod that said bascule comprises oil cylinder, is connected with said oil cylinder, said oil cylinder and atmosphere storage device; Be connected through a location jockey between said piston rod and the said main spindle box; Said locating connector comprises that one is fixed in the locating support on the main spindle box, and said locating support below is provided with a draw ring, and said draw ring and piston rod are fastenedly connected.
According to another embodiment of the utility model, a kind of main spindle box bascule comprises further and also is fixed with oil cylinder seat on the said column that said oil cylinder seat is located between oil cylinder and the piston rod.
According to another embodiment of the utility model, a kind of main spindle box bascule comprises that further offering one on the said support locatees groove, and the upper surface of said draw ring is fitted with the lower surface of location groove.
According to another embodiment of the utility model, a kind of main spindle box bascule further comprises between said draw ring and the piston rod and being fastenedly connected through screw-threaded engagement.
According to another embodiment of the utility model, a kind of main spindle box bascule comprises that further said piston rod is provided with the locking nut of relative position between fixed piston rod and the support.
According to another embodiment of the utility model, a kind of main spindle box bascule comprises that further said tube connector is a high-pressure oil pipe.
According to another embodiment of the utility model, a kind of main spindle box bascule comprises that further said atmosphere storage device is a nitrogen cylinder.
The utility model has solved the defective that exists in the background technology; Its beneficial effect is: through the use of oil cylinder seat, locating support and draw ring; Piston rod can be fixing behind adjustment draw ring position after passing locating support; Both guaranteed piston rod and post wires rail linearity when big stroke, and also reduced the mach surface quality and the Geometrical Tolerance Principle of column and main spindle box installed surface, thereby guaranteed machine finish; And simple in structure, be easy to realize.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of first kind of main spindle box balanced controls of background technology;
Fig. 2 be among Fig. 1 A-A to cutaway view;
Fig. 3 is the partial structurtes enlarged diagram at B place among Fig. 2;
Fig. 4 is the partial structurtes enlarged diagram at C place among Fig. 2;
Fig. 5 is the structural representation of second kind of main spindle box balanced controls of background technology;
Fig. 6 be among Fig. 5 A-A to cutaway view;
Fig. 7 is the partial structurtes enlarged diagram at D place among Fig. 6;
Fig. 8 is the partial structurtes enlarged diagram at E place among Fig. 6;
The structural perspective of the preferred embodiment of Fig. 9 the utility model;
Figure 10 is the front view of Fig. 9;
Figure 11 be among Figure 10 A-A to cutaway view;
Figure 12 is the partial structurtes enlarged diagram at F place among Figure 11;
Figure 13 is the partial structurtes enlarged diagram at G place among Figure 11;
Figure 14 is the partial structurtes enlarged diagram at H place among Fig. 9;
Wherein: 1 ', high-pressure oil pipe, 2 ', nitrogen cylinder, 3 ', oil cylinder, 4 ', piston rod, 5 ', ring flange; 6 ', universal joint, 7 ', first plane, 8 ', second plane, 1, column, 2, main spindle box; 3, atmosphere storage device, 4, oil cylinder, 5, piston rod, 6, tube connector, 7, locating support; 8, draw ring, 9, oil cylinder seat, 10, locking nut, 11, the location groove.
The specific embodiment
Combine accompanying drawing and preferred embodiment that the utility model is done further detailed explanation now.These accompanying drawings are the sketch map of simplification, the basic structure of the utility model only is described in a schematic way, so it only show the formation relevant with the utility model.
Shown in Fig. 9-14; A kind of main spindle box bascule; The column 1 that comprises main spindle box 2, atmosphere storage device 3 and fixed main shaft case 2, atmosphere storage device 3; Said bascule places between main spindle box 2 and the atmosphere storage device 3, is fixedly connected through tube connector 6 between the piston rod 5 that said bascule comprises oil cylinder 4, is connected with said oil cylinder 4, said oil cylinder 4 and atmosphere storage device 3; Be connected through a location jockey between said piston rod 5 and the said main spindle box 2; Said locating connector comprises that one is fixed in the locating support 7 on the main spindle box 2, and said locating support 7 belows are provided with a draw ring 8, are fastenedly connected through screw-threaded engagement between said draw ring 8 and the piston rod 5.Also be fixed with oil cylinder seat 9 on the column 1, said oil cylinder seat 9 is located between oil cylinder 4 and the piston rod 5, and atmosphere storage device 3 can be and is nitrogen cylinder.
The utility model is through the use of oil cylinder seat 9, locating support 7 and draw ring 8; Piston rod 5 can be fixing behind adjustment draw ring 8 positions after passing locating support 7; Both guaranteed piston rod 5 and column 1 line rail linearity when big stroke; Also reduce the mach surface quality and the Geometrical Tolerance Principle of column 1 and main spindle box 2 installed surfaces, thereby guaranteed machine finish; And simple in structure, be easy to realize, be fit to promote the use of.
Shown in figure 14, offer a location groove 11 on the locating support 7, the upper surface of said draw ring 8 is fitted with the lower surface of location groove 11.Can be through adjustment draw ring 8 in the position of location in the groove 11, adjust simultaneously and piston rod 5 that draw ring 8 fixedly is fastenedly connected and the linearity between the column 1 line rail.
Piston rod 5 is provided with the locking nut 10 of relative position between fixed piston rod 5 and the locating support 7, guarantee that linearity between piston rod 5 and the column 1 line rail is in the margin of tolerance after, use locking nut 10 with piston rod 5 and locating support 7 screwed in place.
As shown in Figure 9, tube connector 6 is a high-pressure oil pipe.Nitrogen cylinder mesohigh nitrogen is pressed into oil cylinder 4 through high-pressure oil pipe with hydraulic oil, and the hydraulic oil in the oil cylinder 4 is delivered to draw ring 8 through piston rod 5 with pulling force, and through locating support 7 pulling force is delivered to main spindle box 2.Main spindle box 2 rise and fall under drive disk assembly drives, piston rod 5 cooperates main spindle box 2 reciprocally rise and fall in oil cylinder 4, and 2 deadweights of balancing main shaft case reduce the drive disk assembly load, thereby make lathe reach high-precision processing.
With above-mentioned desirable embodiment according to the utility model is enlightenment, and through above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this utility model technological thought.The technical scope of this utility model is not limited to the content on the specification, must confirm its technical scope according to the claim scope.
Claims (7)
1. main spindle box bascule; The column that comprises main spindle box, atmosphere storage device and fixed main shaft case, atmosphere storage device; Said bascule places between main spindle box and the atmosphere storage device, it is characterized in that: be fixedly connected through tube connector between the piston rod that said bascule comprises oil cylinder, is connected with said oil cylinder, said oil cylinder and atmosphere storage device; Be connected through a location jockey between said piston rod and the said main spindle box; Said locating connector comprises that one is fixed in the locating support on the main spindle box, and said locating support below is provided with a draw ring, and said draw ring and piston rod are fastenedly connected.
2. a kind of main spindle box bascule as claimed in claim 1 is characterized in that: go back on the said column
Be fixed with oil cylinder seat, said oil cylinder seat is located between oil cylinder and the piston rod.
3. a kind of main spindle box bascule as claimed in claim 1 is characterized in that: offer a location groove on the said support, the upper surface of said draw ring is fitted with the lower surface of location groove.
4. a kind of main spindle box bascule as claimed in claim 1 is characterized in that: be fastenedly connected through screw-threaded engagement between said draw ring and the piston rod.
5. a kind of main spindle box bascule as claimed in claim 1, it is characterized in that: said piston rod is provided with the locking nut of relative position between fixed piston rod and the support.
6. a kind of main spindle box bascule as claimed in claim 1 is characterized in that: said tube connector is a high-pressure oil pipe.
7. a kind of main spindle box bascule as claimed in claim 1 is characterized in that: said atmosphere storage device is a nitrogen cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120078448 CN202144027U (en) | 2011-03-23 | 2011-03-23 | Main spindle box balancing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120078448 CN202144027U (en) | 2011-03-23 | 2011-03-23 | Main spindle box balancing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202144027U true CN202144027U (en) | 2012-02-15 |
Family
ID=45579962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120078448 Expired - Fee Related CN202144027U (en) | 2011-03-23 | 2011-03-23 | Main spindle box balancing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202144027U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873346A (en) * | 2012-10-18 | 2013-01-16 | 北京科技大学 | Novel vertical machining center spindle box structure based on modular design |
| CN103358171A (en) * | 2013-06-21 | 2013-10-23 | 山东宏康机械制造有限公司 | Spindle box lifting balance device |
| CN106271860A (en) * | 2016-08-31 | 2017-01-04 | 黄山皖南机床有限公司 | A kind of Novel numerical control machine Weighting system |
| CN106736832A (en) * | 2017-02-23 | 2017-05-31 | 沈机集团昆明机床股份有限公司 | The balance control system of main spindle box or ram for lathe |
| CN107756127A (en) * | 2016-08-18 | 2018-03-06 | 大连精维液压技术有限公司 | A kind of pull-type nitrogen balance device |
| CN109108721A (en) * | 2018-10-16 | 2019-01-01 | 意特利（上海）科技有限公司 | A kind of coaxial-type weight bearing balancing device |
| CN109108720A (en) * | 2018-10-16 | 2019-01-01 | 意特利（上海）科技有限公司 | A kind of machine ram balancing device |
-
2011
- 2011-03-23 CN CN 201120078448 patent/CN202144027U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873346A (en) * | 2012-10-18 | 2013-01-16 | 北京科技大学 | Novel vertical machining center spindle box structure based on modular design |
| CN102873346B (en) * | 2012-10-18 | 2014-07-23 | 北京科技大学 | Novel vertical machining center spindle box structure based on modular design |
| CN103358171A (en) * | 2013-06-21 | 2013-10-23 | 山东宏康机械制造有限公司 | Spindle box lifting balance device |
| CN107756127A (en) * | 2016-08-18 | 2018-03-06 | 大连精维液压技术有限公司 | A kind of pull-type nitrogen balance device |
| CN106271860A (en) * | 2016-08-31 | 2017-01-04 | 黄山皖南机床有限公司 | A kind of Novel numerical control machine Weighting system |
| CN106736832A (en) * | 2017-02-23 | 2017-05-31 | 沈机集团昆明机床股份有限公司 | The balance control system of main spindle box or ram for lathe |
| CN109108721A (en) * | 2018-10-16 | 2019-01-01 | 意特利（上海）科技有限公司 | A kind of coaxial-type weight bearing balancing device |
| CN109108720A (en) * | 2018-10-16 | 2019-01-01 | 意特利（上海）科技有限公司 | A kind of machine ram balancing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120215 Termination date: 20160323 |